diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-02-26 16:55:27 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-02-26 16:55:27 -0800 |
| commit | 654451748b779b28077d9058442d0f354251870d (patch) | |
| tree | ff889a2f6226e16b1121789f809927666a9ccf13 /drivers | |
| parent | 64d497f55379b1e320a08ec2426468d96f5642ec (diff) | |
| parent | 77c9cfc51b0d732b2524799810fb30018074fd60 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (158 commits)
[SCSI] Fix printing of failed 32-byte commands
[SCSI] Fix printing of variable length commands
[SCSI] libsrp: fix bug in ADDITIONAL CDB LENGTH interpretation
[SCSI] scsi_dh_alua: Add IBM Power Virtual SCSI ALUA device to dev list
[SCSI] scsi_dh_alua: add netapp to dev list
[SCSI] qla2xxx: Update version number to 8.03.02-k1.
[SCSI] qla2xxx: EEH: Restore PCI saved state during pci slot reset.
[SCSI] qla2xxx: Add firmware ETS burst support.
[SCSI] qla2xxx: Correct loop-resync issues during SNS scans.
[SCSI] qla2xxx: Correct use-after-free issue in terminate_rport_io callback.
[SCSI] qla2xxx: Correct EH bus-reset handling.
[SCSI] qla2xxx: Proper clean-up of BSG requests when request times out.
[SCSI] qla2xxx: Initialize payload receive length in failure path of vendor commands
[SCSI] fix duplicate removal on error path in scsi_sysfs_add_sdev
[SCSI] fix refcounting bug in scsi_get_host_dev
[SCSI] fix memory leak in scsi_report_lun_scan
[SCSI] lpfc: correct PPC build failure
[SCSI] raid_class: add raid1e
[SCSI] mpt2sas: Do not call sas_is_tlr_enabled for RAID volumes.
[SCSI] zfcp: Introduce header file for qdio structs and inline functions
...
Diffstat (limited to 'drivers')
116 files changed, 9988 insertions, 3291 deletions
diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c index 44d2037e9e5..5382b5a44af 100644 --- a/drivers/message/fusion/mptbase.c +++ b/drivers/message/fusion/mptbase.c @@ -126,8 +126,6 @@ static int mfcounter = 0; * Public data... */ -static struct proc_dir_entry *mpt_proc_root_dir; - #define WHOINIT_UNKNOWN 0xAA /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ @@ -146,6 +144,9 @@ static MPT_EVHANDLER MptEvHandlers[MPT_MAX_PROTOCOL_DRIVERS]; static MPT_RESETHANDLER MptResetHandlers[MPT_MAX_PROTOCOL_DRIVERS]; static struct mpt_pci_driver *MptDeviceDriverHandlers[MPT_MAX_PROTOCOL_DRIVERS]; +#ifdef CONFIG_PROC_FS +static struct proc_dir_entry *mpt_proc_root_dir; +#endif /* * Driver Callback Index's diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h index b4948671eb9..9718c8f2e95 100644 --- a/drivers/message/fusion/mptbase.h +++ b/drivers/message/fusion/mptbase.h @@ -76,8 +76,8 @@ #define COPYRIGHT "Copyright (c) 1999-2008 " MODULEAUTHOR #endif -#define MPT_LINUX_VERSION_COMMON "3.04.13" -#define MPT_LINUX_PACKAGE_NAME "@(#)mptlinux-3.04.13" +#define MPT_LINUX_VERSION_COMMON "3.04.14" +#define MPT_LINUX_PACKAGE_NAME "@(#)mptlinux-3.04.14" #define WHAT_MAGIC_STRING "@" "(" "#" ")" #define show_mptmod_ver(s,ver) \ diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c index 352acd05c46..caa8f568a41 100644 --- a/drivers/message/fusion/mptctl.c +++ b/drivers/message/fusion/mptctl.c @@ -360,8 +360,8 @@ static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function) u16 iocstatus; /* bus reset is only good for SCSI IO, RAID PASSTHRU */ - if (!(function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH) || - (function == MPI_FUNCTION_SCSI_IO_REQUEST)) { + if (!(function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH || + function == MPI_FUNCTION_SCSI_IO_REQUEST)) { dtmprintk(ioc, printk(MYIOC_s_WARN_FMT "TaskMgmt, not SCSI_IO!!\n", ioc->name)); return -EPERM; diff --git a/drivers/message/fusion/mptfc.c b/drivers/message/fusion/mptfc.c index ebf6ae024da..612ab3c51a6 100644 --- a/drivers/message/fusion/mptfc.c +++ b/drivers/message/fusion/mptfc.c @@ -195,29 +195,34 @@ mptfc_block_error_handler(struct scsi_cmnd *SCpnt, unsigned long flags; int ready; MPT_ADAPTER *ioc; + int loops = 40; /* seconds */ hd = shost_priv(SCpnt->device->host); ioc = hd->ioc; spin_lock_irqsave(shost->host_lock, flags); - while ((ready = fc_remote_port_chkready(rport) >> 16) == DID_IMM_RETRY) { + while ((ready = fc_remote_port_chkready(rport) >> 16) == DID_IMM_RETRY + || (loops > 0 && ioc->active == 0)) { spin_unlock_irqrestore(shost->host_lock, flags); dfcprintk (ioc, printk(MYIOC_s_DEBUG_FMT "mptfc_block_error_handler.%d: %d:%d, port status is " - "DID_IMM_RETRY, deferring %s recovery.\n", + "%x, active flag %d, deferring %s recovery.\n", ioc->name, ioc->sh->host_no, - SCpnt->device->id, SCpnt->device->lun, caller)); + SCpnt->device->id, SCpnt->device->lun, + ready, ioc->active, caller)); msleep(1000); spin_lock_irqsave(shost->host_lock, flags); + loops --; } spin_unlock_irqrestore(shost->host_lock, flags); - if (ready == DID_NO_CONNECT || !SCpnt->device->hostdata) { + if (ready == DID_NO_CONNECT || !SCpnt->device->hostdata + || ioc->active == 0) { dfcprintk (ioc, printk(MYIOC_s_DEBUG_FMT "%s.%d: %d:%d, failing recovery, " - "port state %d, vdevice %p.\n", caller, + "port state %x, active %d, vdevice %p.\n", caller, ioc->name, ioc->sh->host_no, SCpnt->device->id, SCpnt->device->lun, ready, - SCpnt->device->hostdata)); + ioc->active, SCpnt->device->hostdata)); return FAILED; } dfcprintk (ioc, printk(MYIOC_s_DEBUG_FMT diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c index 83873e3d0ce..c20bbe45da8 100644 --- a/drivers/message/fusion/mptsas.c +++ b/drivers/message/fusion/mptsas.c @@ -1075,6 +1075,19 @@ mptsas_target_reset(MPT_ADAPTER *ioc, u8 channel, u8 id) return 0; } +static void +mptsas_block_io_sdev(struct scsi_device *sdev, void *data) +{ + scsi_device_set_state(sdev, SDEV_BLOCK); +} + +static void +mptsas_block_io_starget(struct scsi_target *starget) +{ + if (starget) + starget_for_each_device(starget, NULL, mptsas_block_io_sdev); +} + /** * mptsas_target_reset_queue * @@ -1098,10 +1111,11 @@ mptsas_target_reset_queue(MPT_ADAPTER *ioc, id = sas_event_data->TargetID; channel = sas_event_data->Bus; - if (!(vtarget = mptsas_find_vtarget(ioc, channel, id))) - return; - - vtarget->deleted = 1; /* block IO */ + vtarget = mptsas_find_vtarget(ioc, channel, id); + if (vtarget) { + mptsas_block_io_starget(vtarget->starget); + vtarget->deleted = 1; /* block IO */ + } target_reset_list = kzalloc(sizeof(struct mptsas_target_reset_event), GFP_ATOMIC); @@ -1868,7 +1882,8 @@ mptsas_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) if (ioc->sas_discovery_quiesce_io) return SCSI_MLQUEUE_HOST_BUSY; -// scsi_print_command(SCpnt); + if (ioc->debug_level & MPT_DEBUG_SCSI) + scsi_print_command(SCpnt); return mptscsih_qcmd(SCpnt,done); } @@ -2686,6 +2701,187 @@ mptsas_sas_expander_pg1(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, return error; } +struct rep_manu_request{ + u8 smp_frame_type; + u8 function; + u8 reserved; + u8 request_length; +}; + +struct rep_manu_reply{ + u8 smp_frame_type; /* 0x41 */ + u8 function; /* 0x01 */ + u8 function_result; + u8 response_length; + u16 expander_change_count; + u8 reserved0[2]; + u8 sas_format:1; + u8 reserved1:7; + u8 reserved2[3]; + u8 vendor_id[SAS_EXPANDER_VENDOR_ID_LEN]; + u8 product_id[SAS_EXPANDER_PRODUCT_ID_LEN]; + u8 product_rev[SAS_EXPANDER_PRODUCT_REV_LEN]; + u8 component_vendor_id[SAS_EXPANDER_COMPONENT_VENDOR_ID_LEN]; + u16 component_id; + u8 component_revision_id; + u8 reserved3; + u8 vendor_specific[8]; +}; + +/** + * mptsas_exp_repmanufacture_info - + * @ioc: per adapter object + * @sas_address: expander sas address + * @edev: the sas_expander_device object + * + * Fills in the sas_expander_device object when SMP port is created. + * + * Returns 0 for success, non-zero for failure. + */ +static int +mptsas_exp_repmanufacture_info(MPT_ADAPTER *ioc, + u64 sas_address, struct sas_expander_device *edev) +{ + MPT_FRAME_HDR *mf; + SmpPassthroughRequest_t *smpreq; + SmpPassthroughReply_t *smprep; + struct rep_manu_reply *manufacture_reply; + struct rep_manu_request *manufacture_request; + int ret; + int flagsLength; + unsigned long timeleft; + char *psge; + unsigned long flags; + void *data_out = NULL; + dma_addr_t data_out_dma = 0; + u32 sz; + + spin_lock_irqsave(&ioc->taskmgmt_lock, flags); + if (ioc->ioc_reset_in_progress) { + spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags); + printk(MYIOC_s_INFO_FMT "%s: host reset in progress!\n", + __func__, ioc->name); + return -EFAULT; + } + spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags); + + ret = mutex_lock_interruptible(&ioc->sas_mgmt.mutex); + if (ret) + goto out; + + mf = mpt_get_msg_frame(mptsasMgmtCtx, ioc); + if (!mf) { + ret = -ENOMEM; + goto out_unlock; + } + + smpreq = (SmpPassthroughRequest_t *)mf; + memset(smpreq, 0, sizeof(*smpreq)); + + sz = sizeof(struct rep_manu_request) + sizeof(struct rep_manu_reply); + + data_out = pci_alloc_consistent(ioc->pcidev, sz, &data_out_dma); + if (!data_out) { + printk(KERN_ERR "Memory allocation failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + ret = -ENOMEM; + goto put_mf; + } + + manufacture_request = data_out; + manufacture_request->smp_frame_type = 0x40; + manufacture_request->function = 1; + manufacture_request->reserved = 0; + manufacture_request->request_length = 0; + + smpreq->Function = MPI_FUNCTION_SMP_PASSTHROUGH; + smpreq->PhysicalPort = 0xFF; + *((u64 *)&smpreq->SASAddress) = cpu_to_le64(sas_address); + smpreq->RequestDataLength = sizeof(struct rep_manu_request); + + psge = (char *) + (((int *) mf) + (offsetof(SmpPassthroughRequest_t, SGL) / 4)); + + flagsLength = MPI_SGE_FLAGS_SIMPLE_ELEMENT | + MPI_SGE_FLAGS_SYSTEM_ADDRESS | + MPI_SGE_FLAGS_HOST_TO_IOC | + MPI_SGE_FLAGS_END_OF_BUFFER; + flagsLength = flagsLength << MPI_SGE_FLAGS_SHIFT; + flagsLength |= sizeof(struct rep_manu_request); + + ioc->add_sge(psge, flagsLength, data_out_dma); + psge += ioc->SGE_size; + + flagsLength = MPI_SGE_FLAGS_SIMPLE_ELEMENT | + MPI_SGE_FLAGS_SYSTEM_ADDRESS | + MPI_SGE_FLAGS_IOC_TO_HOST | + MPI_SGE_FLAGS_END_OF_BUFFER; + flagsLength = flagsLength << MPI_SGE_FLAGS_SHIFT; + flagsLength |= sizeof(struct rep_manu_reply); + ioc->add_sge(psge, flagsLength, data_out_dma + + sizeof(struct rep_manu_request)); + + INITIALIZE_MGMT_STATUS(ioc->sas_mgmt.status) + mpt_put_msg_frame(mptsasMgmtCtx, ioc, mf); + + timeleft = wait_for_completion_timeout(&ioc->sas_mgmt.done, 10 * HZ); + if (!(ioc->sas_mgmt.status & MPT_MGMT_STATUS_COMMAND_GOOD)) { + ret = -ETIME; + mpt_free_msg_frame(ioc, mf); + mf = NULL; + if (ioc->sas_mgmt.status & MPT_MGMT_STATUS_DID_IOCRESET) + goto out_free; + if (!timeleft) + mpt_HardResetHandler(ioc, CAN_SLEEP); + goto out_free; + } + + mf = NULL; + + if (ioc->sas_mgmt.status & MPT_MGMT_STATUS_RF_VALID) { + u8 *tmp; + + smprep = (SmpPassthroughReply_t *)ioc->sas_mgmt.reply; + if (le16_to_cpu(smprep->ResponseDataLength) != + sizeof(struct rep_manu_reply)) + goto out_free; + + manufacture_reply = data_out + sizeof(struct rep_manu_request); + strncpy(edev->vendor_id, manufacture_reply->vendor_id, + SAS_EXPANDER_VENDOR_ID_LEN); + strncpy(edev->product_id, manufacture_reply->product_id, + SAS_EXPANDER_PRODUCT_ID_LEN); + strncpy(edev->product_rev, manufacture_reply->product_rev, + SAS_EXPANDER_PRODUCT_REV_LEN); + edev->level = manufacture_reply->sas_format; + if (manufacture_reply->sas_format) { + strncpy(edev->component_vendor_id, + manufacture_reply->component_vendor_id, + SAS_EXPANDER_COMPONENT_VENDOR_ID_LEN); + tmp = (u8 *)&manufacture_reply->component_id; + edev->component_id = tmp[0] << 8 | tmp[1]; + edev->component_revision_id = + manufacture_reply->component_revision_id; + } + } else { + printk(MYIOC_s_ERR_FMT + "%s: smp passthru reply failed to be returned\n", + ioc->name, __func__); + ret = -ENXIO; + } +out_free: + if (data_out_dma) + pci_free_consistent(ioc->pcidev, sz, data_out, data_out_dma); +put_mf: + if (mf) + mpt_free_msg_frame(ioc, mf); +out_unlock: + CLEAR_MGMT_STATUS(ioc->sas_mgmt.status) + mutex_unlock(&ioc->sas_mgmt.mutex); +out: + return ret; + } + static void mptsas_parse_device_info(struct sas_identify *identify, struct mptsas_devinfo *device_info) @@ -2967,6 +3163,11 @@ static int mptsas_probe_one_phy(struct device *dev, goto out; } mptsas_set_rphy(ioc, phy_info, rphy); + if (identify.device_type == SAS_EDGE_EXPANDER_DEVICE || + identify.device_type == SAS_FANOUT_EXPANDER_DEVICE) + mptsas_exp_repmanufacture_info(ioc, + identify.sas_address, + rphy_to_expander_device(rphy)); } out: diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c index 81279b3d694..4a7d1afcb66 100644 --- a/drivers/message/fusion/mptscsih.c +++ b/drivers/message/fusion/mptscsih.c @@ -1438,9 +1438,14 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) && (vdevice->vtarget->tflags & MPT_TARGET_FLAGS_Q_YES) && (SCpnt->device->tagged_supported)) { scsictl = scsidir | MPI_SCSIIO_CONTROL_SIMPLEQ; - } else { + if (SCpnt->request && SCpnt->request->ioprio) { + if (((SCpnt->request->ioprio & 0x7) == 1) || + !(SCpnt->request->ioprio & 0x7)) + scsictl |= MPI_SCSIIO_CONTROL_HEADOFQ; + } + } else scsictl = scsidir | MPI_SCSIIO_CONTROL_UNTAGGED; - } + /* Use the above information to set up the message frame */ diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c index 9d0c941b7d3..66d6c01fcf3 100644 --- a/drivers/s390/scsi/zfcp_aux.c +++ b/drivers/s390/scsi/zfcp_aux.c @@ -3,7 +3,7 @@ * * Module interface and handling of zfcp data structures. * - * Copyright IBM Corporation 2002, 2009 + * Copyright IBM Corporation 2002, 2010 */ /* @@ -32,6 +32,7 @@ #include <linux/seq_file.h> #include "zfcp_ext.h" #include "zfcp_fc.h" +#include "zfcp_reqlist.h" #define ZFCP_BUS_ID_SIZE 20 @@ -49,36 +50,6 @@ static struct kmem_cache *zfcp_cache_hw_align(const char *name, return kmem_cache_create(name, size, roundup_pow_of_two(size), 0, NULL); } -static int zfcp_reqlist_alloc(struct zfcp_adapter *adapter) -{ - int idx; - - adapter->req_list = kcalloc(REQUEST_LIST_SIZE, sizeof(struct list_head), - GFP_KERNEL); - if (!adapter->req_list) - return -ENOMEM; - - for (idx = 0; idx < REQUEST_LIST_SIZE; idx++) - INIT_LIST_HEAD(&adapter->req_list[idx]); - return 0; -} - -/** - * zfcp_reqlist_isempty - is the request list empty - * @adapter: pointer to struct zfcp_adapter - * - * Returns: true if list is empty, false otherwise - */ -int zfcp_reqlist_isempty(struct zfcp_adapter *adapter) -{ - unsigned int idx; - - for (idx = 0; idx < REQUEST_LIST_SIZE; idx++) - if (!list_empty(&adapter->req_list[idx])) - return 0; - return 1; -} - static void __init zfcp_init_device_configure(char *busid, u64 wwpn, u64 lun) { struct ccw_device *cdev; @@ -110,7 +81,7 @@ static void __init zfcp_init_device_configure(char *busid, u64 wwpn, u64 lun) flush_work(&unit->scsi_work); out_unit: - put_device(&port->sysfs_device); + put_device(&port->dev); out_port: zfcp_ccw_adapter_put(adapter); out_ccw_device: @@ -255,7 +226,7 @@ struct zfcp_unit *zfcp_get_unit_by_lun(struct zfcp_port *port, u64 fcp_lun) read_lock_irqsave(&port->unit_list_lock, flags); list_for_each_entry(unit, &port->unit_list, list) if (unit->fcp_lun == fcp_lun) { - if (!get_device(&unit->sysfs_device)) + if (!get_device(&unit->dev)) unit = NULL; read_unlock_irqrestore(&port->unit_list_lock, flags); return unit; @@ -280,7 +251,7 @@ struct zfcp_port *zfcp_get_port_by_wwpn(struct zfcp_adapter *adapter, read_lock_irqsave(&adapter->port_list_lock, flags); list_for_each_entry(port, &adapter->port_list, list) if (port->wwpn == wwpn) { - if (!get_device(&port->sysfs_device)) + if (!get_device(&port->dev)) port = NULL; read_unlock_irqrestore(&adapter->port_list_lock, flags); return port; @@ -298,10 +269,9 @@ struct zfcp_port *zfcp_get_port_by_wwpn(struct zfcp_adapter *adapter, */ static void zfcp_unit_release(struct device *dev) { - struct zfcp_unit *unit = container_of(dev, struct zfcp_unit, - sysfs_device); + struct zfcp_unit *unit = container_of(dev, struct zfcp_unit, dev); - put_device(&unit->port->sysfs_device); + put_device(&unit->port->dev); kfree(unit); } @@ -318,11 +288,11 @@ struct zfcp_unit *zfcp_unit_enqueue(struct zfcp_port *port, u64 fcp_lun) struct zfcp_unit *unit; int retval = -ENOMEM; - get_device(&port->sysfs_device); + get_device(&port->dev); unit = zfcp_get_unit_by_lun(port, fcp_lun); if (unit) { - put_device(&unit->sysfs_device); + put_device(&unit->dev); retval = -EEXIST; goto err_out; } @@ -333,10 +303,10 @@ struct zfcp_unit *zfcp_unit_enqueue(struct zfcp_port *port, u64 fcp_lun) unit->port = port; unit->fcp_lun = fcp_lun; - unit->sysfs_device.parent = &port->sysfs_device; - unit->sysfs_device.release = zfcp_unit_release; + unit->dev.parent = &port->dev; + unit->dev.release = zfcp_unit_release; - if (dev_set_name(&unit->sysfs_device, "0x%016llx", + if (dev_set_name(&unit->dev, "0x%016llx", (unsigned long long) fcp_lun)) { kfree(unit); goto err_out; @@ -353,13 +323,12 @@ struct zfcp_unit *zfcp_unit_enqueue(struct zfcp_port *port, u64 fcp_lun) unit->latencies.cmd.channel.min = 0xFFFFFFFF; unit->latencies.cmd.fabric.min = 0xFFFFFFFF; - if (device_register(&unit->sysfs_device)) { - put_device(&unit->sysfs_device); + if (device_register(&unit->dev)) { + put_device(&unit->dev); goto err_out; } - if (sysfs_create_group(&unit->sysfs_device.kobj, - &zfcp_sysfs_unit_attrs)) + if (sysfs_create_group(&unit->dev.kobj, &zfcp_sysfs_unit_attrs)) goto err_out_put; write_lock_irq(&port->unit_list_lock); @@ -371,9 +340,9 @@ struct zfcp_unit *zfcp_unit_enqueue(struct zfcp_port *port, u64 fcp_lun) return unit; err_out_put: - device_unregister(&unit->sysfs_device); + device_unregister(&unit->dev); err_out: - put_device(&port->sysfs_device); + put_device(&port->dev); return ERR_PTR(retval); } @@ -539,7 +508,8 @@ struct zfcp_adapter *zfcp_adapter_enqueue(struct ccw_device *ccw_device) if (zfcp_allocate_low_mem_buffers(adapter)) goto failed; - if (zfcp_reqlist_alloc(adapter)) + adapter->req_list = zfcp_reqlist_alloc(); + if (!adapter->req_list) goto failed; if (zfcp_dbf_adapter_register(adapter)) @@ -560,8 +530,6 @@ struct zfcp_adapter *zfcp_adapter_enqueue(struct ccw_device *ccw_device) INIT_LIST_HEAD(&adapter->erp_ready_head); INIT_LIST_HEAD(&adapter->erp_running_head); - spin_lock_init(&adapter->req_list_lock); - rwlock_init(&adapter->erp_lock); rwlock_init(&adapter->abort_lock); @@ -640,8 +608,7 @@ void zfcp_device_unregister(struct device *dev, static void zfcp_port_release(struct device *dev) { - struct zfcp_port *port = container_of(dev, struct zfcp_port, - sysfs_device); + struct zfcp_port *port = container_of(dev, struct zfcp_port, dev); zfcp_ccw_adapter_put(port->adapter); kfree(port); @@ -669,7 +636,7 @@ struct zfcp_port *zfcp_port_enqueue(struct zfcp_adapter *adapter, u64 wwpn, port = zfcp_get_port_by_wwpn(adapter, wwpn); if (port) { - put_device(&port->sysfs_device); + put_device(&port->dev); retval = -EEXIST; goto err_out; } @@ -689,22 +656,21 @@ struct zfcp_port *zfcp_port_enqueue(struct zfcp_adapter *adapter, u64 wwpn, port->d_id = d_id; port->wwpn = wwpn; port->rport_task = RPORT_NONE; - port->sysfs_device.parent = &adapter->ccw_device->dev; - port->sysfs_device.release = zfcp_port_release; + port->dev.parent = &adapter->ccw_device->dev; + port->dev.release = zfcp_port_release; - if (dev_set_name(&port->sysfs_device, "0x%016llx", - (unsigned long long)wwpn)) { + if (dev_set_name(&port->dev, "0x%016llx", (unsigned long long)wwpn)) { kfree(port); goto err_out; } retval = -EINVAL; - if (device_register(&port->sysfs_device)) { - put_device(&port->sysfs_device); + if (device_register(&port->dev)) { + put_device(&port->dev); goto err_out; } - if (sysfs_create_group(&port->sysfs_device.kobj, + if (sysfs_create_group(&port->dev.kobj, &zfcp_sysfs_port_attrs)) goto err_out_put; @@ -717,7 +683,7 @@ struct zfcp_port *zfcp_port_enqueue(struct zfcp_adapter *adapter, u64 wwpn, return port; err_out_put: - device_unregister(&port->sysfs_device); + device_unregister(&port->dev); err_out: zfcp_ccw_adapter_put(adapter); return ERR_PTR(retval); diff --git a/drivers/s390/scsi/zfcp_ccw.c b/drivers/s390/scsi/zfcp_ccw.c index c22cb72a5ae..ce1cc7a11fb 100644 --- a/drivers/s390/scsi/zfcp_ccw.c +++ b/drivers/s390/scsi/zfcp_ccw.c @@ -3,13 +3,14 @@ * * Registration and callback for the s390 common I/O layer. * - * Copyright IBM Corporation 2002, 2009 + * Copyright IBM Corporation 2002, 2010 */ #define KMSG_COMPONENT "zfcp" #define pr_fmt(fmt) KMSG_COMPONENT ": " fmt #include "zfcp_ext.h" +#include "zfcp_reqlist.h" #define ZFCP_MODEL_PRIV 0x4 @@ -122,12 +123,10 @@ static void zfcp_ccw_remove(struct ccw_device *cdev) zfcp_ccw_adapter_put(adapter); /* put from zfcp_ccw_adapter_by_cdev */ list_for_each_entry_safe(unit, u, &unit_remove_lh, list) - zfcp_device_unregister(&unit->sysfs_device, - &zfcp_sysfs_unit_attrs); + zfcp_device_unregister(&unit->dev, &zfcp_sysfs_unit_attrs); list_for_each_entry_safe(port, p, &port_remove_lh, list) - zfcp_device_unregister(&port->sysfs_device, - &zfcp_sysfs_port_attrs); + zfcp_device_unregister(&port->dev, &zfcp_sysfs_port_attrs); zfcp_adapter_unregister(adapter); } @@ -162,7 +161,7 @@ static int zfcp_ccw_set_online(struct ccw_device *cdev) } /* initialize request counter */ - BUG_ON(!zfcp_reqlist_isempty(adapter)); + BUG_ON(!zfcp_reqlist_isempty(adapter->req_list)); adapter->req_no = 0; zfcp_erp_modify_adapter_status(adapter, "ccsonl1", NULL, diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c index 7369c8911bc..7a149fd85f6 100644 --- a/drivers/s390/scsi/zfcp_dbf.c +++ b/drivers/s390/scsi/zfcp_dbf.c @@ -140,9 +140,9 @@ void _zfcp_dbf_hba_fsf_response(const char *tag2, int level, memcpy(response->fsf_status_qual, fsf_status_qual, FSF_STATUS_QUALIFIER_SIZE); response->fsf_req_status = fsf_req->status; - response->sbal_first = fsf_req->queue_req.sbal_first; - response->sbal_last = fsf_req->queue_req.sbal_last; - response->sbal_response = fsf_req->queue_req.sbal_response; + response->sbal_first = fsf_req->qdio_req.sbal_first; + response->sbal_last = fsf_req->qdio_req.sbal_last; + response->sbal_response = fsf_req->qdio_req.sbal_response; response->pool = fsf_req->pool != NULL; response->erp_action = (unsigned long)fsf_req->erp_action; @@ -576,7 +576,8 @@ void zfcp_dbf_rec_adapter(char *id, void *ref, struct zfcp_dbf *dbf) struct zfcp_adapter *adapter = dbf->adapter; zfcp_dbf_rec_target(id, ref, dbf, &adapter->status, - &adapter->erp_counter, 0, 0, 0); + &adapter->erp_counter, 0, 0, + ZFCP_DBF_INVALID_LUN); } /** @@ -590,8 +591,8 @@ void zfcp_dbf_rec_port(char *id, void *ref, struct zfcp_port *port) struct zfcp_dbf *dbf = port->adapter->dbf; zfcp_dbf_rec_target(id, ref, dbf, &port->status, - &port->erp_counter, port->wwpn, port->d_id, - 0); + &port->erp_counter, port->wwpn, port->d_id, + ZFCP_DBF_INVALID_LUN); } /** @@ -642,10 +643,9 @@ void zfcp_dbf_rec_trigger(char *id2, void *ref, u8 want, u8 need, void *action, r->u.trigger.ps = atomic_read(&port->status); r->u.trigger.wwpn = port->wwpn; } - if (unit) { + if (unit) r->u.trigger.us = atomic_read(&unit->status); - r->u.trigger.fcp_lun = unit->fcp_lun; - } + r->u.trigger.fcp_lun = unit ? unit->fcp_lun : ZFCP_DBF_INVALID_LUN; debug_event(dbf->rec, action ? 1 : 4, r, sizeof(*r)); spin_unlock_irqrestore(&dbf->rec_lock, flags); } @@ -668,7 +668,7 @@ void zfcp_dbf_rec_action(char *id2, struct zfcp_erp_action *erp_action) r->u.action.action = (unsigned long)erp_action; r->u.action.status = erp_action->status; r->u.action.step = erp_action->step; - r->u.action.fsf_req = (unsigned long)erp_action->fsf_req; + r->u.action.fsf_req = erp_action->fsf_req_id; debug_event(dbf->rec, 5, r, sizeof(*r)); spin_unlock_irqrestore(&dbf->rec_lock, flags); } diff --git a/drivers/s390/scsi/zfcp_dbf.h b/drivers/s390/scsi/zfcp_dbf.h index 8b7fd9a1033..457e046f2d2 100644 --- a/drivers/s390/scsi/zfcp_dbf.h +++ b/drivers/s390/scsi/zfcp_dbf.h @@ -30,6 +30,8 @@ #define ZFCP_DBF_TAG_SIZE 4 #define ZFCP_DBF_ID_SIZE 7 +#define ZFCP_DBF_INVALID_LUN 0xFFFFFFFFFFFFFFFFull + struct zfcp_dbf_dump { u8 tag[ZFCP_DBF_TAG_SIZE]; u32 total_size; /* size of total dump data */ @@ -192,10 +194,10 @@ struct zfcp_dbf_san_record { struct zfcp_dbf_san_record_ct_response ct_resp; struct zfcp_dbf_san_record_els els; } u; -#define ZFCP_DBF_SAN_MAX_PAYLOAD 1024 - u8 payload[32]; } __attribute__ ((packed)); +#define ZFCP_DBF_SAN_MAX_PAYLOAD 1024 + struct zfcp_dbf_scsi_record { u8 tag[ZFCP_DBF_TAG_SIZE]; u8 tag2[ZFCP_DBF_TAG_SIZE]; @@ -301,17 +303,31 @@ void zfcp_dbf_scsi(const char *tag, const char *tag2, int level, /** * zfcp_dbf_scsi_result - trace event for SCSI command completion - * @tag: tag indicating success or failure of SCSI command - * @level: trace level applicable for this event - * @adapter: adapter that has been used to issue the SCSI command + * @dbf: adapter dbf trace + * @scmd: SCSI command pointer + * @req: FSF request used to issue SCSI command + */ +static inline +void zfcp_dbf_scsi_result(struct zfcp_dbf *dbf, struct scsi_cmnd *scmd, + struct zfcp_fsf_req *req) +{ + if (scmd->result != 0) + zfcp_dbf_scsi("rslt", "erro", 3, dbf, scmd, req, 0); + else if (scmd->retries > 0) + zfcp_dbf_scsi("rslt", "retr", 4, dbf, scmd, req, 0); + else + zfcp_dbf_scsi("rslt", "norm", 6, dbf, scmd, req, 0); +} + +/** + * zfcp_dbf_scsi_fail_send - trace event for failure to send SCSI command + * @dbf: adapter dbf trace * @scmd: SCSI command pointer - * @fsf_req: request used to issue SCSI command (might be NULL) */ static inline -void zfcp_dbf_scsi_result(const char *tag, int level, struct zfcp_dbf *dbf, - struct scsi_cmnd *scmd, struct zfcp_fsf_req *fsf_req) +void zfcp_dbf_scsi_fail_send(struct zfcp_dbf *dbf, struct scsi_cmnd *scmd) { - zfcp_dbf_scsi("rslt", tag, level, dbf, scmd, fsf_req, 0); + zfcp_dbf_scsi("rslt", "fail", 4, dbf, scmd, NULL, 0); } /** diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h index e1b5b88e2dd..7131c7db1f0 100644 --- a/drivers/s390/scsi/zfcp_def.h +++ b/drivers/s390/scsi/zfcp_def.h @@ -3,7 +3,7 @@ * * Global definitions for the zfcp device driver. * - * Copyright IBM Corporation 2002, 2009 + * Copyright IBM Corporation 2002, 2010 */ #ifndef ZFCP_DEF_H @@ -33,15 +33,13 @@ #include <scsi/scsi_transport_fc.h> #include <scsi/scsi_bsg_fc.h> #include <asm/ccwdev.h> -#include <asm/qdio.h> #include <asm/debug.h> #include <asm/ebcdic.h> #include <asm/sysinfo.h> #include "zfcp_fsf.h" +#include "zfcp_qdio.h" -/********************* GENERAL DEFINES *********************************/ - -#define REQUEST_LIST_SIZE 128 +struct zfcp_reqlist; /********************* SCSI SPECIFIC DEFINES *********************************/ #define ZFCP_SCSI_ER_TIMEOUT (10*HZ) @@ -129,12 +127,6 @@ struct zfcp_adapter_mempool { mempool_t *qtcb_pool; }; -struct zfcp_qdio_queue { - struct qdio_buffer *sbal[QDIO_MAX_BUFFERS_PER_Q]; - u8 first; /* index of next free bfr in queue */ - atomic_t count; /* number of free buffers in queue */ -}; - struct zfcp_erp_action { struct list_head list; int action; /* requested action code */ @@ -143,8 +135,7 @@ struct zfcp_erp_action { struct zfcp_unit *unit; u32 status; /* recovery status */ u32 step; /* active step of this erp action */ - struct zfcp_fsf_req *fsf_req; /* fsf request currently pending - for this action */ + unsigned long fsf_req_id; struct timer_list timer; }; @@ -167,29 +158,6 @@ struct zfcp_latencies { spinlock_t lock; }; -/** struct zfcp_qdio - basic QDIO data structure - * @resp_q: response queue - * @req_q: request queue - * @stat_lock: lock to protect req_q_util and req_q_time - * @req_q_lock; lock to serialize access to request queue - * @req_q_time: time of last fill level change - * @req_q_util: used for accounting - * @req_q_full: queue full incidents - * @req_q_wq: used to wait for SBAL availability - * @adapter: adapter used in conjunction with this QDIO structure - */ -struct zfcp_qdio { - struct zfcp_qdio_queue resp_q; - struct zfcp_qdio_queue req_q; - spinlock_t stat_lock; - spinlock_t req_q_lock; - unsigned long long req_q_time; - u64 req_q_util; - atomic_t req_q_full; - wait_queue_head_t req_q_wq; - struct zfcp_adapter *adapter; -}; - struct zfcp_adapter { struct kref ref; u64 peer_wwnn; /* P2P peer WWNN */ @@ -207,8 +175,7 @@ struct zfcp_adapter { struct list_head port_list; /* remote port list */ rwlock_t port_list_lock; /* port list lock */ unsigned long req_no; /* unique FSF req number */ - struct list_head *req_list; /* list of pending reqs */ - spinlock_t req_list_lock; /* request list lock */ + struct zfcp_reqlist *req_list; u32 fsf_req_seq_no; /* FSF cmnd seq number */ rwlock_t abort_lock; /* Protects against SCSI stack abort/command @@ -241,7 +208,7 @@ struct zfcp_adapter { }; struct zfcp_port { - struct device sysfs_device; /* sysfs device */ + struct device dev; struct fc_rport *rport; /* rport of fc transport class */ struct list_head list; /* list of remote ports */ struct zfcp_adapter *adapter; /* adapter used to access port */ @@ -263,7 +230,7 @@ struct zfcp_port { }; struct zfcp_unit { - struct device sysfs_device; /* sysfs device */ + struct device dev; struct list_head list; /* list of logical units */ struct zfcp_port *port; /* remote port of unit */ atomic_t status; /* status of this logical unit */ @@ -277,33 +244,11 @@ struct zfcp_unit { }; /** - * struct zfcp_queue_req - queue related values for a request - * @sbal_number: number of free SBALs - * @sbal_first: first SBAL for this request - * @sbal_last: last SBAL for this request - * @sbal_limit: last possible SBAL for this request - * @sbale_curr: current SBALE at creation of this request - * @sbal_response: SBAL used in interrupt - * @qdio_outb_usage: usage of outbound queue - * @qdio_inb_usage: usage of inbound queue - */ -struct zfcp_queue_req { - u8 sbal_number; - u8 sbal_first; - u8 sbal_last; - u8 sbal_limit; - u8 sbale_curr; - u8 sbal_response; - u16 qdio_outb_usage; - u16 qdio_inb_usage; -}; - -/** * struct zfcp_fsf_req - basic FSF request structure * @list: list of FSF requests * @req_id: unique request ID * @adapter: adapter this request belongs to - * @queue_req: queue related values + * @qdio_req: qdio queue related values * @completion: used to signal the completion of the request * @status: status of the request * @fsf_command: FSF command issued @@ -321,7 +266,7 @@ struct zfcp_fsf_req { struct list_head list; unsigned long req_id; struct zfcp_adapter *adapter; - struct zfcp_queue_req queue_req; + struct zfcp_qdio_req qdio_req; struct completion completion; u32 status; u32 fsf_command; @@ -352,45 +297,4 @@ struct zfcp_data { #define ZFCP_SET 0x00000100 #define ZFCP_CLEAR 0x00000200 -/* - * Helper functions for request ID management. - */ -static inline int zfcp_reqlist_hash(unsigned long req_id) -{ - return req_id % REQUEST_LIST_SIZE; -} - -static inline void zfcp_reqlist_remove(struct zfcp_adapter *adapter, - struct zfcp_fsf_req *fsf_req) -{ - list_del(&fsf_req->list); -} - -static inline struct zfcp_fsf_req * -zfcp_reqlist_find(struct zfcp_adapter *adapter, unsigned long req_id) -{ - struct zfcp_fsf_req *request; - unsigned int idx; - - idx = zfcp_reqlist_hash(req_id); - list_for_each_entry(request, &adapter->req_list[idx], list) - if (request->req_id == req_id) - return request; - return NULL; -} - -static inline struct zfcp_fsf_req * -zfcp_reqlist_find_safe(struct zfcp_adapter *adapter, struct zfcp_fsf_req *req) -{ - struct zfcp_fsf_req *request; - unsigned int idx; - - for (idx = 0; idx < REQUEST_LIST_SIZE; idx++) { - list_for_each_entry(request, &adapter->req_list[idx], list) - if (request == req) - return request; - } - return NULL; -} - #endif /* ZFCP_DEF_H */ diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c index b51a11a82e6..0be5e7ea282 100644 --- a/drivers/s390/scsi/zfcp_erp.c +++ b/drivers/s390/scsi/zfcp_erp.c @@ -3,7 +3,7 @@ * * Error Recovery Procedures (ERP). * - * Copyright IBM Corporation 2002, 2009 + * Copyright IBM Corporation 2002, 2010 */ #define KMSG_COMPONENT "zfcp" @@ -11,6 +11,7 @@ #include <linux/kthread.h> #include "zfcp_ext.h" +#include "zfcp_reqlist.h" #define ZFCP_MAX_ERPS 3 @@ -174,7 +175,7 @@ static struct zfcp_erp_action *zfcp_erp_setup_act(int need, switch (need) { case ZFCP_ERP_ACTION_REOPEN_UNIT: - if (!get_device(&unit->sysfs_device)) + if (!get_device(&unit->dev)) return NULL; atomic_set_mask(ZFCP_STATUS_COMMON_ERP_INUSE, &unit->status); erp_action = &unit->erp_action; @@ -184,7 +185,7 @@ static struct zfcp_erp_action *zfcp_erp_setup_act(int need, case ZFCP_ERP_ACTION_REOPEN_PORT: case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED: - if (!get_device(&port->sysfs_device)) + if (!get_device(&port->dev)) return NULL; zfcp_erp_action_dismiss_port(port); atomic_set_mask(ZFCP_STATUS_COMMON_ERP_INUSE, &port->status); @@ -478,26 +479,27 @@ static void zfcp_erp_action_to_running(struct zfcp_erp_action *erp_action) static void zfcp_erp_strategy_check_fsfreq(struct zfcp_erp_action *act) { struct zfcp_adapter *adapter = act->adapter; + struct zfcp_fsf_req *req; - if (!act->fsf_req) + if (!act->fsf_req_id) return; - spin_lock(&adapter->req_list_lock); - if (zfcp_reqlist_find_safe(adapter, act->fsf_req) && - act->fsf_req->erp_action == act) { + spin_lock(&adapter->req_list->lock); + req = _zfcp_reqlist_find(adapter->req_list, act->fsf_req_id); + if (req && req->erp_action == act) { if (act->status & (ZFCP_STATUS_ERP_DISMISSED | ZFCP_STATUS_ERP_TIMEDOUT)) { - act->fsf_req->status |= ZFCP_STATUS_FSFREQ_DISMISSED; + req->status |= ZFCP_STATUS_FSFREQ_DISMISSED; zfcp_dbf_rec_action("erscf_1", act); - act->fsf_req->erp_action = NULL; + req->erp_action = NULL; } if (act->status & ZFCP_STATUS_ERP_TIMEDOUT) zfcp_dbf_rec_action("erscf_2", act); - if (act->fsf_req->status & ZFCP_STATUS_FSFREQ_DISMISSED) - act->fsf_req = NULL; + if (req->status & ZFCP_STATUS_FSFREQ_DISMISSED) + act->fsf_req_id = 0; } else - act->fsf_req = NULL; - spin_unlock(&adapter->req_list_lock); + act->fsf_req_id = 0; + spin_unlock(&adapter->req_list->lock); } /** @@ -1179,19 +1181,19 @@ static void zfcp_erp_action_cleanup(struct zfcp_erp_action *act, int result) switch (act->action) { case ZFCP_ERP_ACTION_REOPEN_UNIT: if ((result == ZFCP_ERP_SUCCEEDED) && !unit->device) { - get_device(&unit->sysfs_device); + get_device(&unit->dev); if (scsi_queue_work(unit->port->adapter->scsi_host, &unit->scsi_work) <= 0) - put_device(&unit->sysfs_device); + put_device(&unit->dev); } - put_device(&unit->sysfs_device); + put_device(&unit->dev); break; case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED: case ZFCP_ERP_ACTION_REOPEN_PORT: if (result == ZFCP_ERP_SUCCEEDED) zfcp_scsi_schedule_rport_register(port); - put_device(&port->sysfs_device); + put_device(&port->dev); break; case ZFCP_ERP_ACTION_REOPEN_ADAPTER: diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h index 66bdb34143c..8786a79c7f8 100644 --- a/drivers/s390/scsi/zfcp_ext.h +++ b/drivers/s390/scsi/zfcp_ext.h @@ -21,7 +21,6 @@ extern struct zfcp_adapter *zfcp_adapter_enqueue(struct ccw_device *); extern struct zfcp_port *zfcp_port_enqueue(struct zfcp_adapter *, u64, u32, u32); extern struct zfcp_unit *zfcp_unit_enqueue(struct zfcp_port *, u64); -extern int zfcp_reqlist_isempty(struct zfcp_adapter *); extern void zfcp_sg_free_table(struct scatterlist *, int); extern int zfcp_sg_setup_table(struct scatterlist *, int); extern void zfcp_device_unregister(struct device *, @@ -144,13 +143,9 @@ extern void zfcp_fsf_reqid_check(struct zfcp_qdio *, int); /* zfcp_qdio.c */ extern int zfcp_qdio_setup(struct zfcp_adapter *); extern void zfcp_qdio_destroy(struct zfcp_qdio *); -extern int zfcp_qdio_send(struct zfcp_qdio *, struct zfcp_queue_req *); -extern struct qdio_buffer_element - *zfcp_qdio_sbale_req(struct zfcp_qdio *, struct zfcp_queue_req *); -extern struct qdio_buffer_element - *zfcp_qdio_sbale_curr(struct zfcp_qdio *, struct zfcp_queue_req *); +extern int zfcp_qdio_send(struct zfcp_qdio *, struct zfcp_qdio_req *); extern int zfcp_qdio_sbals_from_sg(struct zfcp_qdio *, - struct zfcp_queue_req *, unsigned long, + struct zfcp_qdio_req *, unsigned long, struct scatterlist *, int); extern int zfcp_qdio_open(struct zfcp_qdio *); extern void zfcp_qdio_close(struct zfcp_qdio *); diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c index 271399f62f1..5219670f0c9 100644 --- a/drivers/s390/scsi/zfcp_fc.c +++ b/drivers/s390/scsi/zfcp_fc.c @@ -3,7 +3,7 @@ * * Fibre Channel related functions for the zfcp device driver. * - * Copyright IBM Corporation 2008, 2009 + * Copyright IBM Corporation 2008, 2010 */ #define KMSG_COMPONENT "zfcp" @@ -316,7 +316,7 @@ void zfcp_fc_port_did_lookup(struct work_struct *work) zfcp_erp_port_reopen(port, 0, "fcgpn_3", NULL); out: - put_device(&port->sysfs_device); + put_device(&port->dev); } /** @@ -325,9 +325,9 @@ out: */ void zfcp_fc_trigger_did_lookup(struct zfcp_port *port) { - get_device(&port->sysfs_device); + get_device(&port->dev); if (!queue_work(port->adapter->work_queue, &port->gid_pn_work)) - put_device(&port->sysfs_device); + put_device(&port->dev); } /** @@ -389,7 +389,7 @@ static void zfcp_fc_adisc_handler(void *data) zfcp_scsi_schedule_rport_register(port); out: atomic_clear_mask(ZFCP_STATUS_PORT_LINK_TEST, &port->status); - put_device(&port->sysfs_device); + put_device(&port->dev); kmem_cache_free(zfcp_data.adisc_cache, adisc); } @@ -436,7 +436,7 @@ void zfcp_fc_link_test_work(struct work_struct *work) container_of(work, struct zfcp_port, test_link_work); int retval; - get_device(&port->sysfs_device); + get_device(&port->dev); port->rport_task = RPORT_DEL; zfcp_scsi_rport_work(&port->rport_work); @@ -455,7 +455,7 @@ void zfcp_fc_link_test_work(struct work_struct *work) zfcp_erp_port_forced_reopen(port, 0, "fcltwk1", NULL); out: - put_device(&port->sysfs_device); + put_device(&port->dev); } /** @@ -468,9 +468,9 @@ out: */ void zfcp_fc_test_link(struct zfcp_port *port) { - get_device(&port->sysfs_device); + get_device(&port->dev); if (!queue_work(port->adapter->work_queue, &port->test_link_work)) - put_device(&port->sysfs_device); + put_device(&port->dev); } static void zfcp_free_sg_env(struct zfcp_fc_gpn_ft *gpn_ft, int buf_num) @@ -617,8 +617,7 @@ static int zfcp_fc_eval_gpn_ft(struct zfcp_fc_gpn_ft *gpn_ft, list_for_each_entry_safe(port, tmp, &remove_lh, list) { zfcp_erp_port_shutdown(port, 0, "fcegpf2", NULL); - zfcp_device_unregister(&port->sysfs_device, - &zfcp_sysfs_port_attrs); + zfcp_device_unregister(&port->dev, &zfcp_sysfs_port_attrs); } return ret; @@ -731,7 +730,7 @@ static int zfcp_fc_exec_els_job(struct fc_bsg_job *job, return -EINVAL; d_id = port->d_id; - put_device(&port->sysfs_device); + put_device(&port->dev); } else d_id = ntoh24(job->request->rqst_data.h_els.port_id); diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c index e8fb4d9baa8..6538742b421 100644 --- a/drivers/s390/scsi/zfcp_fsf.c +++ b/drivers/s390/scsi/zfcp_fsf.c @@ -3,7 +3,7 @@ * * Implementation of FSF commands. * - * Copyright IBM Corporation 2002, 2009 + * Copyright IBM Corporation 2002, 2010 */ #define KMSG_COMPONENT "zfcp" @@ -14,6 +14,8 @@ #include "zfcp_ext.h" #include "zfcp_fc.h" #include "zfcp_dbf.h" +#include "zfcp_qdio.h" +#include "zfcp_reqlist.h" static void zfcp_fsf_request_timeout_handler(unsigned long data) { @@ -393,7 +395,7 @@ static void zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *req) case FSF_PROT_LINK_DOWN: zfcp_fsf_link_down_info_eval(req, "fspse_5", &psq->link_down_info); - /* FIXME: reopening adapter now? better wait for link up */ + /* go through reopen to flush pending requests */ zfcp_erp_adapter_reopen(adapter, 0, "fspse_6", req); break; case FSF_PROT_REEST_QUEUE: @@ -457,15 +459,10 @@ static void zfcp_fsf_req_complete(struct zfcp_fsf_req *req) void zfcp_fsf_req_dismiss_all(struct zfcp_adapter *adapter) { struct zfcp_fsf_req *req, *tmp; - unsigned long flags; LIST_HEAD(remove_queue); - unsigned int i; BUG_ON(atomic_read(&adapter->status) & ZFCP_STATUS_ADAPTER_QDIOUP); - spin_lock_irqsave(&adapter->req_list_lock, flags); - for (i = 0; i < REQUEST_LIST_SIZE; i++) - list_splice_init(&adapter->req_list[i], &remove_queue); - spin_unlock_irqrestore(&adapter->req_list_lock, flags); + zfcp_reqlist_move(adapter->req_list, &remove_queue); list_for_each_entry_safe(req, tmp, &remove_queue, list) { list_del(&req->list); @@ -495,8 +492,6 @@ static int zfcp_fsf_exchange_config_evaluate(struct zfcp_fsf_req *req) fc_host_port_id(shost) = ntoh24(bottom->s_id); fc_host_speed(shost) = bottom->fc_link_speed; fc_host_supported_classes(shost) = FC_COS_CLASS2 | FC_COS_CLASS3; - fc_host_supported_fc4s(shost)[2] = 1; /* FCP */ - fc_host_active_fc4s(shost)[2] = 1; /* FCP */ adapter->hydra_version = bottom->adapter_type; adapter->timer_ticks = bottom->timer_interval; @@ -619,6 +614,10 @@ static void zfcp_fsf_exchange_port_evaluate(struct zfcp_fsf_req *req) fc_host_permanent_port_name(shost) = fc_host_port_name(shost); fc_host_maxframe_size(shost) = bottom->maximum_frame_size; fc_host_supported_speeds(shost) = bottom->supported_speed; + memcpy(fc_host_supported_fc4s(shost), bottom->supported_fc4_types, + FC_FC4_LIST_SIZE); + memcpy(fc_host_active_fc4s(shost), bottom->active_fc4_types, + FC_FC4_LIST_SIZE); } static void zfcp_fsf_exchange_port_data_handler(struct zfcp_fsf_req *req) @@ -725,12 +724,12 @@ static struct zfcp_fsf_req *zfcp_fsf_req_create(struct zfcp_qdio *qdio, req->adapter = adapter; req->fsf_command = fsf_cmd; req->req_id = adapter->req_no; - req->queue_req.sbal_number = 1; - req->queue_req.sbal_first = req_q->first; - req->queue_req.sbal_last = req_q->first; - req->queue_req.sbale_curr = 1; + req->qdio_req.sbal_number = 1; + req->qdio_req.sbal_first = req_q->first; + req->qdio_req.sbal_last = req_q->first; + req->qdio_req.sbale_curr = 1; - sbale = zfcp_qdio_sbale_req(qdio, &req->queue_req); + sbale = zfcp_qdio_sbale_req(qdio, &req->qdio_req); sbale[0].addr = (void *) req->req_id; sbale[0].flags |= SBAL_FLAGS0_COMMAND; @@ -745,6 +744,7 @@ static struct zfcp_fsf_req *zfcp_fsf_req_create(struct zfcp_qdio *qdio, return ERR_PTR(-ENOMEM); } + req->seq_no = adapter->fsf_req_seq_no; req->qtcb->prefix.req_seq_no = adapter->fsf_req_seq_no; req->qtcb->prefix.req_id = req->req_id; req->qtcb->prefix.ulp_info = 26; @@ -752,8 +752,6 @@ static struct zfcp_fsf_req *zfcp_fsf_req_create(struct zfcp_qdio *qdio, req->qtcb->prefix.qtcb_version = FSF_QTCB_CURRENT_VERSION; req->qtcb->header.req_handle = req->req_id; req->qtcb->header.fsf_command = req->fsf_command; - req->seq_no = adapter->fsf_req_seq_no; - req->qtcb->prefix.req_seq_no = adapter->fsf_req_seq_no; sbale[1].addr = (void *) req->qtcb; sbale[1].length = sizeof(struct fsf_qtcb); } @@ -770,25 +768,17 @@ static int zfcp_fsf_req_send(struct zfcp_fsf_req *req) { struct zfcp_adapter *adapter = req->adapter; struct zfcp_qdio *qdio = adapter->qdio; - unsigned long flags; - int idx; - int with_qtcb = (req->qtcb != NULL); + int with_qtcb = (req->qtcb != NULL); + int req_id = req->req_id; - /* put allocated FSF request into hash table */ - spin_lock_irqsave(&adapter->req_list_lock, flags); - idx = zfcp_reqlist_hash(req->req_id); - list_add_tail(&req->list, &adapter->req_list[idx]); - spin_unlock_irqrestore(&adapter->req_list_lock, flags); + zfcp_reqlist_add(adapter->req_list, req); - req->queue_req.qdio_outb_usage = atomic_read(&qdio->req_q.count); + req->qdio_req.qdio_outb_usage = atomic_read(&qdio->req_q.count); req->issued = get_clock(); - if (zfcp_qdio_send(qdio, &req->queue_req)) { + if (zfcp_qdio_send(qdio, &req->qdio_req)) { del_timer(&req->timer); - spin_lock_irqsave(&adapter->req_list_lock, flags); /* lookup request again, list might have changed */ - if (zfcp_reqlist_find_safe(adapter, req)) - zfcp_reqlist_remove(adapter, req); - spin_unlock_irqrestore(&adapter->req_list_lock, flags); + zfcp_reqlist_find_rm(adapter->req_list, req_id); zfcp_erp_adapter_reopen(adapter, 0, "fsrs__1", req); return -EIO; } @@ -826,9 +816,9 @@ int zfcp_fsf_status_read(struct zfcp_qdio *qdio) goto out; } - sbale = zfcp_qdio_sbale_req(qdio, &req->queue_req); + sbale = zfcp_qdio_sbale_req(qdio, &req->qdio_req); sbale[2].flags |= SBAL_FLAGS_LAST_ENTRY; - req->queue_req.sbale_curr = 2; + req->qdio_req.sbale_curr = 2; sr_buf = mempool_alloc(adapter->pool.status_read_data, GFP_ATOMIC); if (!sr_buf) { @@ -837,7 +827,7 @@ int zfcp_fsf_status_read(struct zfcp_qdio *qdio) } memset(sr_buf, 0, sizeof(*sr_buf)); req->data = sr_buf; - sbale = zfcp_qdio_sbale_curr(qdio, &req->queue_req); + sbale = zfcp_qdio_sbale_curr(qdio, &req->qdio_req); sbale->addr = (void *) sr_buf; sbale->length = sizeof(*sr_buf); @@ -934,7 +924,7 @@ struct zfcp_fsf_req *zfcp_fsf_abort_fcp_command(unsigned long old_req_id, ZFCP_STATUS_COMMON_UNBLOCKED))) goto out_error_free; - sbale = zfcp_qdio_sbale_req(qdio, &req->queue_req); + sbale = zfcp_qdio_sbale_req(qdio, &req->qdio_req); sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; @@ -1029,7 +1019,7 @@ static int zfcp_fsf_setup_ct_els_sbals(struct zfcp_fsf_req *req, { struct zfcp_adapter *adapter = req->adapter; struct qdio_buffer_element *sbale = zfcp_qdio_sbale_req(adapter->qdio, - &req->queue_req); + &req->qdio_req); u32 feat = adapter->adapter_features; int bytes; @@ -1047,15 +1037,15 @@ static int zfcp_fsf_setup_ct_els_sbals(struct zfcp_fsf_req *req, return 0; } - bytes = zfcp_qdio_sbals_from_sg(adapter->qdio, &req->queue_req, + bytes = zfcp_qdio_sbals_from_sg(adapter->qdio, &req->qdio_req, SBAL_FLAGS0_TYPE_WRITE_READ, sg_req, max_sbals); if (bytes <= 0) return -EIO; req->qtcb->bottom.support.req_buf_length = bytes; - req->queue_req.sbale_curr = ZFCP_LAST_SBALE_PER_SBAL; + req->qdio_req.sbale_curr = ZFCP_LAST_SBALE_PER_SBAL; - bytes = zfcp_qdio_sbals_from_sg(adapter->qdio, &req->queue_req, + bytes = zfcp_qdio_sbals_from_sg(adapter->qdio, &req->qdio_req, SBAL_FLAGS0_TYPE_WRITE_READ, sg_resp, max_sbals); req->qtcb->bottom.support.resp_buf_length = bytes; @@ -1251,7 +1241,7 @@ int zfcp_fsf_exchange_config_data(struct zfcp_erp_action *erp_action) } req->status |= ZFCP_STATUS_FSFREQ_CLEANUP; - sbale = zfcp_qdio_sbale_req(qdio, &req->queue_req); + sbale = zfcp_qdio_sbale_req(qdio, &req->qdio_req); sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; @@ -1262,13 +1252,13 @@ int zfcp_fsf_exchange_config_data(struct zfcp_erp_action *erp_action) FSF_FEATURE_UPDATE_ALERT; req->erp_action = erp_action; req->handler = zfcp_fsf_exchange_config_data_handler; - erp_action->fsf_req = req; + erp_action->fsf_req_id = req->req_id; zfcp_fsf_start_erp_timer(req); retval = zfcp_fsf_req_send(req); if (retval) { zfcp_fsf_req_free(req); - erp_action->fsf_req = NULL; + erp_action->fsf_req_id = 0; } out: spin_unlock_bh(&qdio->req_q_lock); @@ -1293,7 +1283,7 @@ int zfcp_fsf_exchange_config_data_sync(struct zfcp_qdio *qdio, goto out_unlock; } - sbale = zfcp_qdio_sbale_req(qdio, &req->queue_req); + sbale = zfcp_qdio_sbale_req(qdio, &req->qdio_req); sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; req->handler = zfcp_fsf_exchange_config_data_handler; @@ -1349,19 +1339,19 @@ int zfcp_fsf_exchange_port_data(struct zfcp_erp_action *erp_action) } req->status |= ZFCP_STATUS_FSFREQ_CLEANUP; - sbale = zfcp_qdio_sbale_req(qdio, &req->queue_req); + sbale = zfcp_qdio_sbale_req(qdio, &req->qdio_req); sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; req->handler = zfcp_fsf_exchange_port_data_handler; req->erp_action = erp_action; - erp_action->fsf_req = req; + erp_action->fsf_req_id = req->req_id; zfcp_fsf_start_erp_timer(req); retval = zfcp_fsf_req_send(req); if (retval) { zfcp_fsf_req_free(req); - erp_action->fsf_req = NULL; + erp_action->fsf_req_id = 0; } out: spin_unlock_bh(&qdio->req_q_lock); @@ -1398,7 +1388,7 @@ int zfcp_fsf_exchange_port_data_sync(struct zfcp_qdio *qdio, if (data) req->data = data; - sbale = zfcp_qdio_sbale_req(qdio, &req->queue_req); + sbale = zfcp_qdio_sbale_req(qdio, &req->qdio_req); sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; @@ -1484,7 +1474,7 @@ static void zfcp_fsf_open_port_handler(struct zfcp_fsf_req *req) } out: - put_device(&port->sysfs_device); + put_device(&port->dev); } /** @@ -1513,7 +1503,7 @@ int zfcp_fsf_open_port(struct zfcp_erp_action *erp_action) } req->status |= ZFCP_STATUS_FSFREQ_CLEANUP; - sbale = zfcp_qdio_sbale_req(qdio, &req->queue_req); + sbale = zfcp_qdio_sbale_req(qdio, &req->qdio_req); sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; @@ -1521,15 +1511,15 @@ int zfcp_fsf_open_port(struct zfcp_erp_action *erp_action) hton24(req->qtcb->bottom.support.d_id, port->d_id); req->data = port; req->erp_action = erp_action; - erp_action->fsf_req = req; - get_device(&port->sysfs_device); + erp_action->fsf_req_id = req->req_id; + get_device(&port->dev); zfcp_fsf_start_erp_timer(req); retval = zfcp_fsf_req_send(req); if (retval) { zfcp_fsf_req_free(req); - erp_action->fsf_req = NULL; - put_device(&port->sysfs_device); + erp_action->fsf_req_id = 0; + put_device(&port->dev); } out: spin_unlock_bh(&qdio->req_q_lock); @@ -1583,7 +1573,7 @@ int zfcp_fsf_close_port(struct zfcp_erp_action *erp_action) } req->status |= ZFCP_STATUS_FSFREQ_CLEANUP; - sbale = zfcp_qdio_sbale_req(qdio, &req->queue_req); + sbale = zfcp_qdio_sbale_req(qdio, &req->qdio_req); sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; @@ -1591,13 +1581,13 @@ int zfcp_fsf_close_port(struct zfcp_erp_action *erp_action) req->data = erp_action->port; req->erp_action = erp_action; req->qtcb->header.port_handle = erp_action->port->handle; - erp_action->fsf_req = req; + erp_action->fsf_req_id = req->req_id; zfcp_fsf_start_erp_timer(req); retval = zfcp_fsf_req_send(req); if (retval) { zfcp_fsf_req_free(req); - erp_action->fsf_req = NULL; + erp_action->fsf_req_id = 0; } out: spin_unlock_bh(&qdio->req_q_lock); @@ -1660,7 +1650,7 @@ int zfcp_fsf_open_wka_port(struct zfcp_fc_wka_port *wka_port) } req->status |= ZFCP_STATUS_FSFREQ_CLEANUP; - sbale = zfcp_qdio_sbale_req(qdio, &req->queue_req); + sbale = zfcp_qdio_sbale_req(qdio, &req->qdio_req); sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; @@ -1715,7 +1705,7 @@ int zfcp_fsf_close_wka_port(struct zfcp_fc_wka_port *wka_port) } req->status |= ZFCP_STATUS_FSFREQ_CLEANUP; - sbale = zfcp_qdio_sbale_req(qdio, &req->queue_req); + sbale = zfcp_qdio_sbale_req(qdio, &req->qdio_req); sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; @@ -1809,7 +1799,7 @@ int zfcp_fsf_close_physical_port(struct zfcp_erp_action *erp_action) } req->status |= ZFCP_STATUS_FSFREQ_CLEANUP; - sbale = zfcp_qdio_sbale_req(qdio, &req->queue_req); + sbale = zfcp_qdio_sbale_req(qdio, &req->qdio_req); sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; @@ -1817,13 +1807,13 @@ int zfcp_fsf_close_physical_port(struct zfcp_erp_action *erp_action) req->qtcb->header.port_handle = erp_action->port->handle; req->erp_action = erp_action; req->handler = zfcp_fsf_close_physical_port_handler; - erp_action->fsf_req = req; + erp_action->fsf_req_id = req->req_id; zfcp_fsf_start_erp_timer(req); retval = zfcp_fsf_req_send(req); if (retval) { zfcp_fsf_req_free(req); - erp_action->fsf_req = NULL; + erp_action->fsf_req_id = 0; } out: spin_unlock_bh(&qdio->req_q_lock); @@ -1982,7 +1972,7 @@ int zfcp_fsf_open_unit(struct zfcp_erp_action *erp_action) } req->status |= ZFCP_STATUS_FSFREQ_CLEANUP; - sbale = zfcp_qdio_sbale_req(qdio, &req->queue_req); + sbale = zfcp_qdio_sbale_req(qdio, &req->qdio_req); sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; @@ -1991,7 +1981,7 @@ int zfcp_fsf_open_unit(struct zfcp_erp_action *erp_action) req->handler = zfcp_fsf_open_unit_handler; req->data = erp_action->unit; req->erp_action = erp_action; - erp_action->fsf_req = req; + erp_action->fsf_req_id = req->req_id; if (!(adapter->connection_features & FSF_FEATURE_NPIV_MODE)) req->qtcb->bottom.support.option = FSF_OPEN_LUN_SUPPRESS_BOXING; @@ -2000,7 +1990,7 @@ int zfcp_fsf_open_unit(struct zfcp_erp_action *erp_action) retval = zfcp_fsf_req_send(req); if (retval) { zfcp_fsf_req_free(req); - erp_action->fsf_req = NULL; + erp_action->fsf_req_id = 0; } out: spin_unlock_bh(&qdio->req_q_lock); @@ -2068,7 +2058,7 @@ int zfcp_fsf_close_unit(struct zfcp_erp_action *erp_action) } req->status |= ZFCP_STATUS_FSFREQ_CLEANUP; - sbale = zfcp_qdio_sbale_req(qdio, &req->queue_req); + sbale = zfcp_qdio_sbale_req(qdio, &req->qdio_req); sbale[0].flags |= SBAL_FLAGS0_TYPE_READ; sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; @@ -2077,13 +2067,13 @@ int zfcp_fsf_close_unit(struct zfcp_erp_action *erp_action) req->handler = zfcp_fsf_close_unit_handler; req->data = erp_action->unit; req->erp_action = erp_action; - erp_action->fsf_req = req; + erp_action->fsf_req_id = req->req_id; zfcp_fsf_start_erp_timer(req); retval = zfcp_fsf_req_send(req); if (retval) { zfcp_fsf_req_free(req); - erp_action->fsf_req = NULL; + erp_action->fsf_req_id = 0; } out: spin_unlock_bh(&qdio->req_q_lock); @@ -2111,8 +2101,8 @@ static void zfcp_fsf_req_trace(struct zfcp_fsf_req *req, struct scsi_cmnd *scsi) blktrc.magic = ZFCP_BLK_DRV_DATA_MAGIC; if (req->status & ZFCP_STATUS_FSFREQ_ERROR) blktrc.flags |= ZFCP_BLK_REQ_ERROR; - blktrc.inb_usage = req->queue_req.qdio_inb_usage; - blktrc.outb_usage = req->queue_req.qdio_outb_usage; + blktrc.inb_usage = req->qdio_req.qdio_inb_usage; + blktrc.outb_usage = req->qdio_req.qdio_outb_usage; if (req->adapter->adapter_features & FSF_FEATURE_MEASUREMENT_DATA) { blktrc.flags |= ZFCP_BLK_LAT_VALID; @@ -2169,12 +2159,7 @@ static void zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *req) zfcp_fsf_req_trace(req, scpnt); skip_fsfstatus: - if (scpnt->result != 0) - zfcp_dbf_scsi_result("erro", 3, req->adapter->dbf, scpnt, req); - else if (scpnt->retries > 0) - zfcp_dbf_scsi_result("retr", 4, req->adapter->dbf, scpnt, req); - else - zfcp_dbf_scsi_result("norm", 6, req->adapter->dbf, scpnt, req); + zfcp_dbf_scsi_result(req->adapter->dbf, scpnt, req); scpnt->host_scribble = NULL; (scpnt->scsi_done) (scpnt); @@ -2274,7 +2259,7 @@ skip_fsfstatus: else { zfcp_fsf_send_fcp_command_task_handler(req); req->unit = NULL; - put_device(&unit->sysfs_device); + put_device(&unit->dev); } } @@ -2312,7 +2297,7 @@ int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *unit, } req->status |= ZFCP_STATUS_FSFREQ_CLEANUP; - get_device(&unit->sysfs_device); + get_device(&unit->dev); req->unit = unit; req->data = scsi_cmnd; req->handler = zfcp_fsf_send_fcp_command_handler; @@ -2346,11 +2331,11 @@ int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *unit, fcp_cmnd = (struct fcp_cmnd *) &req->qtcb->bottom.io.fcp_cmnd; zfcp_fc_scsi_to_fcp(fcp_cmnd, scsi_cmnd); - real_bytes = zfcp_qdio_sbals_from_sg(qdio, &req->queue_req, sbtype, + real_bytes = zfcp_qdio_sbals_from_sg(qdio, &req->qdio_req, sbtype, scsi_sglist(scsi_cmnd), FSF_MAX_SBALS_PER_REQ); if (unlikely(real_bytes < 0)) { - if (req->queue_req.sbal_number >= FSF_MAX_SBALS_PER_REQ) { + if (req->qdio_req.sbal_number >= FSF_MAX_SBALS_PER_REQ) { dev_err(&adapter->ccw_device->dev, "Oversize data package, unit 0x%016Lx " "on port 0x%016Lx closed\n", @@ -2369,7 +2354,7 @@ int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *unit, goto out; failed_scsi_cmnd: - put_device(&unit->sysfs_device); + put_device(&unit->dev); zfcp_fsf_req_free(req); scsi_cmnd->host_scribble = NULL; out: @@ -2415,7 +2400,7 @@ struct zfcp_fsf_req *zfcp_fsf_send_fcp_ctm(struct zfcp_unit *unit, u8 tm_flags) req->qtcb->bottom.io.service_class = FSF_CLASS_3; req->qtcb->bottom.io.fcp_cmnd_length = FCP_CMND_LEN; - sbale = zfcp_qdio_sbale_req(qdio, &req->queue_req); + sbale = zfcp_qdio_sbale_req(qdio, &req->qdio_req); sbale[0].flags |= SBAL_FLAGS0_TYPE_WRITE; sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY; @@ -2478,14 +2463,14 @@ struct zfcp_fsf_req *zfcp_fsf_control_file(struct zfcp_adapter *adapter, req->handler = zfcp_fsf_control_file_handler; - sbale = zfcp_qdio_sbale_req(qdio, &req->queue_req); + sbale = zfcp_qdio_sbale_req(qdio, &req->qdio_req); sbale[0].flags |= direction; bottom = &req->qtcb->bottom.support; bottom->operation_subtype = FSF_CFDC_OPERATION_SUBTYPE; bottom->option = fsf_cfdc->option; - bytes = zfcp_qdio_sbals_from_sg(qdio, &req->queue_req, + bytes = zfcp_qdio_sbals_from_sg(qdio, &req->qdio_req, direction, fsf_cfdc->sg, FSF_MAX_SBALS_PER_REQ); if (bytes != ZFCP_CFDC_MAX_SIZE) { @@ -2516,15 +2501,14 @@ void zfcp_fsf_reqid_check(struct zfcp_qdio *qdio, int sbal_idx) struct qdio_buffer *sbal = qdio->resp_q.sbal[sbal_idx]; struct qdio_buffer_element *sbale; struct zfcp_fsf_req *fsf_req; - unsigned long flags, req_id; + unsigned long req_id; int idx; for (idx = 0; idx < QDIO_MAX_ELEMENTS_PER_BUFFER; idx++) { sbale = &sbal->element[idx]; req_id = (unsigned long) sbale->addr; - spin_lock_irqsave(&adapter->req_list_lock, flags); - fsf_req = zfcp_reqlist_find(adapter, req_id); + fsf_req = zfcp_reqlist_find_rm(adapter->req_list, req_id); if (!fsf_req) /* @@ -2534,11 +2518,8 @@ void zfcp_fsf_reqid_check(struct zfcp_qdio *qdio, int sbal_idx) panic("error: unknown req_id (%lx) on adapter %s.\n", req_id, dev_name(&adapter->ccw_device->dev)); - list_del(&fsf_req->list); - spin_unlock_irqrestore(&adapter->req_list_lock, flags); - - fsf_req->queue_req.sbal_response = sbal_idx; - fsf_req->queue_req.qdio_inb_usage = + fsf_req->qdio_req.sbal_response = sbal_idx; + fsf_req->qdio_req.qdio_inb_usage = atomic_read(&qdio->resp_q.count); zfcp_fsf_req_complete(fsf_req); diff --git a/drivers/s390/scsi/zfcp_qdio.c b/drivers/s390/scsi/zfcp_qdio.c index 6c5228b627f..71b97ff77cf 100644 --- a/drivers/s390/scsi/zfcp_qdio.c +++ b/drivers/s390/scsi/zfcp_qdio.c @@ -10,6 +10,7 @@ #define pr_fmt(fmt) KMSG_COMPONENT ": " fmt #include "zfcp_ext.h" +#include "zfcp_qdio.h" #define QBUFF_PER_PAGE (PAGE_SIZE / sizeof(struct qdio_buffer)) @@ -28,12 +29,6 @@ static int zfcp_qdio_buffers_enqueue(struct qdio_buffer **sbal) return 0; } -static struct qdio_buffer_element * -zfcp_qdio_sbale(struct zfcp_qdio_queue *q, int sbal_idx, int sbale_idx) -{ - return &q->sbal[sbal_idx]->element[sbale_idx]; -} - static void zfcp_qdio_handler_error(struct zfcp_qdio *qdio, char *id) { struct zfcp_adapter *adapter = qdio->adapter; @@ -106,7 +101,7 @@ static void zfcp_qdio_resp_put_back(struct zfcp_qdio *qdio, int processed) if (unlikely(retval)) { atomic_set(&queue->count, count); - /* FIXME: Recover this with an adapter reopen? */ + zfcp_erp_adapter_reopen(qdio->adapter, 0, "qdrpb_1", NULL); } else { queue->first += count; queue->first %= QDIO_MAX_BUFFERS_PER_Q; @@ -145,32 +140,8 @@ static void zfcp_qdio_int_resp(struct ccw_device *cdev, unsigned int qdio_err, zfcp_qdio_resp_put_back(qdio, count); } -/** - * zfcp_qdio_sbale_req - return ptr to SBALE of req_q for a struct zfcp_fsf_req - * @qdio: pointer to struct zfcp_qdio - * @q_rec: pointer to struct zfcp_queue_rec - * Returns: pointer to qdio_buffer_element (SBALE) structure - */ -struct qdio_buffer_element *zfcp_qdio_sbale_req(struct zfcp_qdio *qdio, - struct zfcp_queue_req *q_req) -{ - return zfcp_qdio_sbale(&qdio->req_q, q_req->sbal_last, 0); -} - -/** - * zfcp_qdio_sbale_curr - return curr SBALE on req_q for a struct zfcp_fsf_req - * @fsf_req: pointer to struct fsf_req - * Returns: pointer to qdio_buffer_element (SBALE) structure - */ -struct qdio_buffer_element *zfcp_qdio_sbale_curr(struct zfcp_qdio *qdio, - struct zfcp_queue_req *q_req) -{ - return zfcp_qdio_sbale(&qdio->req_q, q_req->sbal_last, - q_req->sbale_curr); -} - static void zfcp_qdio_sbal_limit(struct zfcp_qdio *qdio, - struct zfcp_queue_req *q_req, int max_sbals) + struct zfcp_qdio_req *q_req, int max_sbals) { int count = atomic_read(&qdio->req_q.count); count = min(count, max_sbals); @@ -179,7 +150,7 @@ static void zfcp_qdio_sbal_limit(struct zfcp_qdio *qdio, } static struct qdio_buffer_element * -zfcp_qdio_sbal_chain(struct zfcp_qdio *qdio, struct zfcp_queue_req *q_req, +zfcp_qdio_sbal_chain(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req, unsigned long sbtype) { struct qdio_buffer_element *sbale; @@ -214,7 +185,7 @@ zfcp_qdio_sbal_chain(struct zfcp_qdio *qdio, struct zfcp_queue_req *q_req, } static struct qdio_buffer_element * -zfcp_qdio_sbale_next(struct zfcp_qdio *qdio, struct zfcp_queue_req *q_req, +zfcp_qdio_sbale_next(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req, unsigned int sbtype) { if (q_req->sbale_curr == ZFCP_LAST_SBALE_PER_SBAL) @@ -224,7 +195,7 @@ zfcp_qdio_sbale_next(struct zfcp_qdio *qdio, struct zfcp_queue_req *q_req, } static void zfcp_qdio_undo_sbals(struct zfcp_qdio *qdio, - struct zfcp_queue_req *q_req) + struct zfcp_qdio_req *q_req) { struct qdio_buffer **sbal = qdio->req_q.sbal; int first = q_req->sbal_first; @@ -235,7 +206,7 @@ static void zfcp_qdio_undo_sbals(struct zfcp_qdio *qdio, } static int zfcp_qdio_fill_sbals(struct zfcp_qdio *qdio, - struct zfcp_queue_req *q_req, + struct zfcp_qdio_req *q_req, unsigned int sbtype, void *start_addr, unsigned int total_length) { @@ -271,8 +242,7 @@ static int zfcp_qdio_fill_sbals(struct zfcp_qdio *qdio, * @max_sbals: upper bound for number of SBALs to be used * Returns: number of bytes, or error (negativ) */ -int zfcp_qdio_sbals_from_sg(struct zfcp_qdio *qdio, - struct zfcp_queue_req *q_req, +int zfcp_qdio_sbals_from_sg(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req, unsigned long sbtype, struct scatterlist *sg, int max_sbals) { @@ -304,10 +274,10 @@ int zfcp_qdio_sbals_from_sg(struct zfcp_qdio *qdio, /** * zfcp_qdio_send - set PCI flag in first SBALE and send req to QDIO * @qdio: pointer to struct zfcp_qdio - * @q_req: pointer to struct zfcp_queue_req + * @q_req: pointer to struct zfcp_qdio_req * Returns: 0 on success, error otherwise */ -int zfcp_qdio_send(struct zfcp_qdio *qdio, struct zfcp_queue_req *q_req) +int zfcp_qdio_send(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req) { struct zfcp_qdio_queue *req_q = &qdio->req_q; int first = q_req->sbal_first; diff --git a/drivers/s390/scsi/zfcp_qdio.h b/drivers/s390/scsi/zfcp_qdio.h new file mode 100644 index 00000000000..8cca54631e1 --- /dev/null +++ b/drivers/s390/scsi/zfcp_qdio.h @@ -0,0 +1,109 @@ +/* + * zfcp device driver + * + * Header file for zfcp qdio interface + * + * Copyright IBM Corporation 2010 + */ + +#ifndef ZFCP_QDIO_H +#define ZFCP_QDIO_H + +#include <asm/qdio.h> + +/** + * struct zfcp_qdio_queue - qdio queue buffer, zfcp index and free count + * @sbal: qdio buffers + * @first: index of next free buffer in queue + * @count: number of free buffers in queue + */ +struct zfcp_qdio_queue { + struct qdio_buffer *sbal[QDIO_MAX_BUFFERS_PER_Q]; + u8 first; + atomic_t count; +}; + +/** + * struct zfcp_qdio - basic qdio data structure + * @resp_q: response queue + * @req_q: request queue + * @stat_lock: lock to protect req_q_util and req_q_time + * @req_q_lock: lock to serialize access to request queue + * @req_q_time: time of last fill level change + * @req_q_util: used for accounting + * @req_q_full: queue full incidents + * @req_q_wq: used to wait for SBAL availability + * @adapter: adapter used in conjunction with this qdio structure + */ +struct zfcp_qdio { + struct zfcp_qdio_queue resp_q; + struct zfcp_qdio_queue req_q; + spinlock_t stat_lock; + spinlock_t req_q_lock; + unsigned long long req_q_time; + u64 req_q_util; + atomic_t req_q_full; + wait_queue_head_t req_q_wq; + struct zfcp_adapter *adapter; +}; + +/** + * struct zfcp_qdio_req - qdio queue related values for a request + * @sbal_number: number of free sbals + * @sbal_first: first sbal for this request + * @sbal_last: last sbal for this request + * @sbal_limit: last possible sbal for this request + * @sbale_curr: current sbale at creation of this request + * @sbal_response: sbal used in interrupt + * @qdio_outb_usage: usage of outbound queue + * @qdio_inb_usage: usage of inbound queue + */ +struct zfcp_qdio_req { + u8 sbal_number; + u8 sbal_first; + u8 sbal_last; + u8 sbal_limit; + u8 sbale_curr; + u8 sbal_response; + u16 qdio_outb_usage; + u16 qdio_inb_usage; +}; + +/** + * zfcp_qdio_sbale - return pointer to sbale in qdio queue + * @q: queue where to find sbal + * @sbal_idx: sbal index in queue + * @sbale_idx: sbale index in sbal + */ +static inline struct qdio_buffer_element * +zfcp_qdio_sbale(struct zfcp_qdio_queue *q, int sbal_idx, int sbale_idx) +{ + return &q->sbal[sbal_idx]->element[sbale_idx]; +} + +/** + * zfcp_qdio_sbale_req - return pointer to sbale on req_q for a request + * @qdio: pointer to struct zfcp_qdio + * @q_rec: pointer to struct zfcp_qdio_req + * Returns: pointer to qdio_buffer_element (sbale) structure + */ +static inline struct qdio_buffer_element * +zfcp_qdio_sbale_req(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req) +{ + return zfcp_qdio_sbale(&qdio->req_q, q_req->sbal_last, 0); +} + +/** + * zfcp_qdio_sbale_curr - return current sbale on req_q for a request + * @qdio: pointer to struct zfcp_qdio + * @fsf_req: pointer to struct zfcp_fsf_req + * Returns: pointer to qdio_buffer_element (sbale) structure + */ +static inline struct qdio_buffer_element * +zfcp_qdio_sbale_curr(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req) +{ + return zfcp_qdio_sbale(&qdio->req_q, q_req->sbal_last, + q_req->sbale_curr); +} + +#endif /* ZFCP_QDIO_H */ diff --git a/drivers/s390/scsi/zfcp_reqlist.h b/drivers/s390/scsi/zfcp_reqlist.h new file mode 100644 index 00000000000..a72d1b730ab --- /dev/null +++ b/drivers/s390/scsi/zfcp_reqlist.h @@ -0,0 +1,183 @@ +/* + * zfcp device driver + * + * Data structure and helper functions for tracking pending FSF + * requests. + * + * Copyright IBM Corporation 2009 + */ + +#ifndef ZFCP_REQLIST_H +#define ZFCP_REQLIST_H + +/* number of hash buckets */ +#define ZFCP_REQ_LIST_BUCKETS 128 + +/** + * struct zfcp_reqlist - Container for request list (reqlist) + * @lock: Spinlock for protecting the hash list + * @list: Array of hashbuckets, each is a list of requests in this bucket + */ +struct zfcp_reqlist { + spinlock_t lock; + struct list_head buckets[ZFCP_REQ_LIST_BUCKETS]; +}; + +static inline int zfcp_reqlist_hash(unsigned long req_id) +{ + return req_id % ZFCP_REQ_LIST_BUCKETS; +} + +/** + * zfcp_reqlist_alloc - Allocate and initialize reqlist + * + * Returns pointer to allocated reqlist on success, or NULL on + * allocation failure. + */ +static inline struct zfcp_reqlist *zfcp_reqlist_alloc(void) +{ + unsigned int i; + struct zfcp_reqlist *rl; + + rl = kzalloc(sizeof(struct zfcp_reqlist), GFP_KERNEL); + if (!rl) + return NULL; + + spin_lock_init(&rl->lock); + + for (i = 0; i < ZFCP_REQ_LIST_BUCKETS; i++) + INIT_LIST_HEAD(&rl->buckets[i]); + + return rl; +} + +/** + * zfcp_reqlist_isempty - Check whether the request list empty + * @rl: pointer to reqlist + * + * Returns: 1 if list is empty, 0 if not + */ +static inline int zfcp_reqlist_isempty(struct zfcp_reqlist *rl) +{ + unsigned int i; + + for (i = 0; i < ZFCP_REQ_LIST_BUCKETS; i++) + if (!list_empty(&rl->buckets[i])) + return 0; + return 1; +} + +/** + * zfcp_reqlist_free - Free allocated memory for reqlist + * @rl: The reqlist where to free memory + */ +static inline void zfcp_reqlist_free(struct zfcp_reqlist *rl) +{ + /* sanity check */ + BUG_ON(!zfcp_reqlist_isempty(rl)); + + kfree(rl); +} + +static inline struct zfcp_fsf_req * +_zfcp_reqlist_find(struct zfcp_reqlist *rl, unsigned long req_id) +{ + struct zfcp_fsf_req *req; + unsigned int i; + + i = zfcp_reqlist_hash(req_id); + list_for_each_entry(req, &rl->buckets[i], list) + if (req->req_id == req_id) + return req; + return NULL; +} + +/** + * zfcp_reqlist_find - Lookup FSF request by its request id + * @rl: The reqlist where to lookup the FSF request + * @req_id: The request id to look for + * + * Returns a pointer to the FSF request with the specified request id + * or NULL if there is no known FSF request with this id. + */ +static inline struct zfcp_fsf_req * +zfcp_reqlist_find(struct zfcp_reqlist *rl, unsigned long req_id) +{ + unsigned long flags; + struct zfcp_fsf_req *req; + + spin_lock_irqsave(&rl->lock, flags); + req = _zfcp_reqlist_find(rl, req_id); + spin_unlock_irqrestore(&rl->lock, flags); + + return req; +} + +/** + * zfcp_reqlist_find_rm - Lookup request by id and remove it from reqlist + * @rl: reqlist where to search and remove entry + * @req_id: The request id of the request to look for + * + * This functions tries to find the FSF request with the specified + * id and then removes it from the reqlist. The reqlist lock is held + * during both steps of the operation. + * + * Returns: Pointer to the FSF request if the request has been found, + * NULL if it has not been found. + */ +static inline struct zfcp_fsf_req * +zfcp_reqlist_find_rm(struct zfcp_reqlist *rl, unsigned long req_id) +{ + unsigned long flags; + struct zfcp_fsf_req *req; + + spin_lock_irqsave(&rl->lock, flags); + req = _zfcp_reqlist_find(rl, req_id); + if (req) + list_del(&req->list); + spin_unlock_irqrestore(&rl->lock, flags); + + return req; +} + +/** + * zfcp_reqlist_add - Add entry to reqlist + * @rl: reqlist where to add the entry + * @req: The entry to add + * + * The request id always increases. As an optimization new requests + * are added here with list_add_tail at the end of the bucket lists + * while old requests are looked up starting at the beginning of the + * lists. + */ +static inline void zfcp_reqlist_add(struct zfcp_reqlist *rl, + struct zfcp_fsf_req *req) +{ + unsigned int i; + unsigned long flags; + + i = zfcp_reqlist_hash(req->req_id); + + spin_lock_irqsave(&rl->lock, flags); + list_add_tail(&req->list, &rl->buckets[i]); + spin_unlock_irqrestore(&rl->lock, flags); +} + +/** + * zfcp_reqlist_move - Move all entries from reqlist to simple list + * @rl: The zfcp_reqlist where to remove all entries + * @list: The list where to move all entries + */ +static inline void zfcp_reqlist_move(struct zfcp_reqlist *rl, + struct list_head *list) +{ + unsigned int i; + unsigned long flags; + + spin_lock_irqsave(&rl->lock, flags); + for (i = 0; i < ZFCP_REQ_LIST_BUCKETS; i++) + list_splice_init(&rl->buckets[i], list); + spin_unlock_irqrestore(&rl->lock, flags); +} + +#endif /* ZFCP_REQLIST_H */ diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c index 8e6fc68d6bd..c3c4178888a 100644 --- a/drivers/s390/scsi/zfcp_scsi.c +++ b/drivers/s390/scsi/zfcp_scsi.c @@ -3,7 +3,7 @@ * * Interface to Linux SCSI midlayer. * - * Copyright IBM Corporation 2002, 2009 + * Copyright IBM Corporation 2002, 2010 */ #define KMSG_COMPONENT "zfcp" @@ -15,6 +15,7 @@ #include "zfcp_ext.h" #include "zfcp_dbf.h" #include "zfcp_fc.h" +#include "zfcp_reqlist.h" static unsigned int default_depth = 32; module_param_named(queue_depth, default_depth, uint, 0600); @@ -43,7 +44,7 @@ static void zfcp_scsi_slave_destroy(struct scsi_device *sdpnt) { struct zfcp_unit *unit = (struct zfcp_unit *) sdpnt->hostdata; unit->device = NULL; - put_device(&unit->sysfs_device); + put_device(&unit->dev); } static int zfcp_scsi_slave_configure(struct scsi_device *sdp) @@ -59,10 +60,9 @@ static void zfcp_scsi_command_fail(struct scsi_cmnd *scpnt, int result) { struct zfcp_adapter *adapter = (struct zfcp_adapter *) scpnt->device->host->hostdata[0]; + set_host_byte(scpnt, result); - if ((scpnt->device != NULL) && (scpnt->device->host != NULL)) - zfcp_dbf_scsi_result("fail", 4, adapter->dbf, scpnt, NULL); - /* return directly */ + zfcp_dbf_scsi_fail_send(adapter->dbf, scpnt); scpnt->scsi_done(scpnt); } @@ -86,18 +86,10 @@ static int zfcp_scsi_queuecommand(struct scsi_cmnd *scpnt, adapter = (struct zfcp_adapter *) scpnt->device->host->hostdata[0]; unit = scpnt->device->hostdata; - BUG_ON(!adapter || (adapter != unit->port->adapter)); - BUG_ON(!scpnt->scsi_done); - - if (unlikely(!unit)) { - zfcp_scsi_command_fail(scpnt, DID_NO_CONNECT); - return 0; - } - scsi_result = fc_remote_port_chkready(rport); if (unlikely(scsi_result)) { scpnt->result = scsi_result; - zfcp_dbf_scsi_result("fail", 4, adapter->dbf, scpnt, NULL); + zfcp_dbf_scsi_fail_send(adapter->dbf, scpnt); scpnt->scsi_done(scpnt); return 0; } @@ -189,9 +181,7 @@ static int zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt) /* avoid race condition between late normal completion and abort */ write_lock_irqsave(&adapter->abort_lock, flags); - spin_lock(&adapter->req_list_lock); - old_req = zfcp_reqlist_find(adapter, old_reqid); - spin_unlock(&adapter->req_list_lock); + old_req = zfcp_reqlist_find(adapter->req_list, old_reqid); if (!old_req) { write_unlock_irqrestore(&adapter->abort_lock, flags); zfcp_dbf_scsi_abort("lte1", adapter->dbf, scpnt, NULL, @@ -521,7 +511,7 @@ static void zfcp_scsi_terminate_rport_io(struct fc_rport *rport) if (port) { zfcp_erp_port_reopen(port, 0, "sctrpi1", NULL); - put_device(&port->sysfs_device); + put_device(&port->dev); } } @@ -563,23 +553,23 @@ static void zfcp_scsi_rport_block(struct zfcp_port *port) void zfcp_scsi_schedule_rport_register(struct zfcp_port *port) { - get_device(&port->sysfs_device); + get_device(&port->dev); port->rport_task = RPORT_ADD; if (!queue_work(port->adapter->work_queue, &port->rport_work)) - put_device(&port->sysfs_device); + put_device(&port->dev); } void zfcp_scsi_schedule_rport_block(struct zfcp_port *port) { - get_device(&port->sysfs_device); + get_device(&port->dev); port->rport_task = RPORT_DEL; if (port->rport && queue_work(port->adapter->work_queue, &port->rport_work)) return; - put_device(&port->sysfs_device); + put_device(&port->dev); } void zfcp_scsi_schedule_rports_block(struct zfcp_adapter *adapter) @@ -608,7 +598,7 @@ void zfcp_scsi_rport_work(struct work_struct *work) } } - put_device(&port->sysfs_device); + put_device(&port->dev); } @@ -626,7 +616,7 @@ void zfcp_scsi_scan(struct work_struct *work) scsilun_to_int((struct scsi_lun *) &unit->fcp_lun), 0); - put_device(&unit->sysfs_device); + put_device(&unit->dev); } struct fc_function_template zfcp_transport_functions = { diff --git a/drivers/s390/scsi/zfcp_sysfs.c b/drivers/s390/scsi/zfcp_sysfs.c index f539e006683..a43035d4bd7 100644 --- a/drivers/s390/scsi/zfcp_sysfs.c +++ b/drivers/s390/scsi/zfcp_sysfs.c @@ -3,7 +3,7 @@ * * sysfs attributes. * - * Copyright IBM Corporation 2008, 2009 + * Copyright IBM Corporation 2008, 2010 */ #define KMSG_COMPONENT "zfcp" @@ -19,8 +19,7 @@ static ssize_t zfcp_sysfs_##_feat##_##_name##_show(struct device *dev, \ struct device_attribute *at,\ char *buf) \ { \ - struct _feat_def *_feat = container_of(dev, struct _feat_def, \ - sysfs_device); \ + struct _feat_def *_feat = container_of(dev, struct _feat_def, dev); \ \ return sprintf(buf, _format, _value); \ } \ @@ -87,8 +86,7 @@ static ssize_t zfcp_sysfs_##_feat##_failed_show(struct device *dev, \ struct device_attribute *attr, \ char *buf) \ { \ - struct _feat_def *_feat = container_of(dev, struct _feat_def, \ - sysfs_device); \ + struct _feat_def *_feat = container_of(dev, struct _feat_def, dev); \ \ if (atomic_read(&_feat->status) & ZFCP_STATUS_COMMON_ERP_FAILED) \ return sprintf(buf, "1\n"); \ @@ -99,12 +97,11 @@ static ssize_t zfcp_sysfs_##_feat##_failed_store(struct device *dev, \ struct device_attribute *attr,\ const char *buf, size_t count)\ { \ - struct _feat_def *_feat = container_of(dev, struct _feat_def, \ - sysfs_device); \ + struct _feat_def *_feat = container_of(dev, struct _feat_def, dev); \ unsigned long val; \ int retval = 0; \ \ - if (!(_feat && get_device(&_feat->sysfs_device))) \ + if (!(_feat && get_device(&_feat->dev))) \ return -EBUSY; \ \ if (strict_strtoul(buf, 0, &val) || val != 0) { \ @@ -118,7 +115,7 @@ static ssize_t zfcp_sysfs_##_feat##_failed_store(struct device *dev, \ _reopen_id, NULL); \ zfcp_erp_wait(_adapter); \ out: \ - put_device(&_feat->sysfs_device); \ + put_device(&_feat->dev); \ return retval ? retval : (ssize_t) count; \ } \ static ZFCP_DEV_ATTR(_feat, failed, S_IWUSR | S_IRUGO, \ @@ -224,10 +221,10 @@ static ssize_t zfcp_sysfs_port_remove_store(struct device *dev, list_del(&port->list); write_unlock_irq(&adapter->port_list_lock); - put_device(&port->sysfs_device); + put_device(&port->dev); zfcp_erp_port_shutdown(port, 0, "syprs_1", NULL); - zfcp_device_unregister(&port->sysfs_device, &zfcp_sysfs_port_attrs); + zfcp_device_unregister(&port->dev, &zfcp_sysfs_port_attrs); out: zfcp_ccw_adapter_put(adapter); return retval ? retval : (ssize_t) count; @@ -258,13 +255,12 @@ static ssize_t zfcp_sysfs_unit_add_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - struct zfcp_port *port = container_of(dev, struct zfcp_port, - sysfs_device); + struct zfcp_port *port = container_of(dev, struct zfcp_port, dev); struct zfcp_unit *unit; u64 fcp_lun; int retval = -EINVAL; - if (!(port && get_device(&port->sysfs_device))) + if (!(port && get_device(&port->dev))) return -EBUSY; if (strict_strtoull(buf, 0, (unsigned long long *) &fcp_lun)) @@ -280,7 +276,7 @@ static ssize_t zfcp_sysfs_unit_add_store(struct device *dev, zfcp_erp_wait(unit->port->adapter); flush_work(&unit->scsi_work); out: - put_device(&port->sysfs_device); + put_device(&port->dev); return retval ? retval : (ssize_t) count; } static DEVICE_ATTR(unit_add, S_IWUSR, NULL, zfcp_sysfs_unit_add_store); @@ -289,13 +285,12 @@ static ssize_t zfcp_sysfs_unit_remove_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { - struct zfcp_port *port = container_of(dev, struct zfcp_port, - sysfs_device); + struct zfcp_port *port = container_of(dev, struct zfcp_port, dev); struct zfcp_unit *unit; u64 fcp_lun; int retval = -EINVAL; - if (!(port && get_device(&port->sysfs_device))) + if (!(port && get_device(&port->dev))) return -EBUSY; if (strict_strtoull(buf, 0, (unsigned long long *) &fcp_lun)) @@ -314,12 +309,12 @@ static ssize_t zfcp_sysfs_unit_remove_store(struct device *dev, list_del(&unit->list); write_unlock_irq(&port->unit_list_lock); - put_device(&unit->sysfs_device); + put_device(&unit->dev); zfcp_erp_unit_shutdown(unit, 0, "syurs_1", NULL); - zfcp_device_unregister(&unit->sysfs_device, &zfcp_sysfs_unit_attrs); + zfcp_device_unregister(&unit->dev, &zfcp_sysfs_unit_attrs); out: - put_device(&port->sysfs_device); + put_device(&port->dev); return retval ? retval : (ssize_t) count; } static DEVICE_ATTR(unit_remove, S_IWUSR, NULL, zfcp_sysfs_unit_remove_store); diff --git a/drivers/scsi/FlashPoint.c b/drivers/scsi/FlashPoint.c index b898d382b7b..e40cdfb7541 100644 --- a/drivers/scsi/FlashPoint.c +++ b/drivers/scsi/FlashPoint.c @@ -3924,7 +3924,7 @@ static void FPT_sinits(struct sccb *p_sccb, unsigned char p_card) { struct sccb_mgr_tar_info *currTar_Info; - if ((p_sccb->TargID > MAX_SCSI_TAR) || (p_sccb->Lun > MAX_LUN)) { + if ((p_sccb->TargID >= MAX_SCSI_TAR) || (p_sccb->Lun >= MAX_LUN)) { return; } currTar_Info = &FPT_sccbMgrTbl[p_card][p_sccb->TargID]; diff --git a/drivers/scsi/be2iscsi/be.h b/drivers/scsi/be2iscsi/be.h index a93a5040f08..136b49cea79 100644 --- a/drivers/scsi/be2iscsi/be.h +++ b/drivers/scsi/be2iscsi/be.h @@ -1,5 +1,5 @@ /** - * Copyright (C) 2005 - 2009 ServerEngines + * Copyright (C) 2005 - 2010 ServerEngines * All rights reserved. * * This program is free software; you can redistribute it and/or @@ -24,6 +24,10 @@ #define FW_VER_LEN 32 #define MCC_Q_LEN 128 #define MCC_CQ_LEN 256 +#define MAX_MCC_CMD 16 +/* BladeEngine Generation numbers */ +#define BE_GEN2 2 +#define BE_GEN3 3 struct be_dma_mem { void *va; @@ -57,6 +61,11 @@ static inline void *queue_head_node(struct be_queue_info *q) return q->dma_mem.va + q->head * q->entry_size; } +static inline void *queue_get_wrb(struct be_queue_info *q, unsigned int wrb_num) +{ + return q->dma_mem.va + wrb_num * q->entry_size; +} + static inline void *queue_tail_node(struct be_queue_info *q) { return q->dma_mem.va + q->tail * q->entry_size; @@ -104,15 +113,19 @@ struct be_ctrl_info { spinlock_t mcc_lock; /* For serializing mcc cmds to BE card */ spinlock_t mcc_cq_lock; - /* MCC Async callback */ - void (*async_cb) (void *adapter, bool link_up); - void *adapter_ctxt; + wait_queue_head_t mcc_wait[MAX_MCC_CMD + 1]; + unsigned int mcc_tag[MAX_MCC_CMD]; + unsigned int mcc_numtag[MAX_MCC_CMD + 1]; + unsigned short mcc_alloc_index; + unsigned short mcc_free_index; + unsigned int mcc_tag_available; }; #include "be_cmds.h" #define PAGE_SHIFT_4K 12 #define PAGE_SIZE_4K (1 << PAGE_SHIFT_4K) +#define mcc_timeout 120000 /* 5s timeout */ /* Returns number of pages spanned by the data starting at the given addr */ #define PAGES_4K_SPANNED(_address, size) \ diff --git a/drivers/scsi/be2iscsi/be_cmds.c b/drivers/scsi/be2iscsi/be_cmds.c index f008708f1b0..67098578fba 100644 --- a/drivers/scsi/be2iscsi/be_cmds.c +++ b/drivers/scsi/be2iscsi/be_cmds.c @@ -1,5 +1,5 @@ /** - * Copyright (C) 2005 - 2009 ServerEngines + * Copyright (C) 2005 - 2010 ServerEngines * All rights reserved. * * This program is free software; you can redistribute it and/or @@ -19,7 +19,7 @@ #include "be_mgmt.h" #include "be_main.h" -static void be_mcc_notify(struct beiscsi_hba *phba) +void be_mcc_notify(struct beiscsi_hba *phba) { struct be_queue_info *mccq = &phba->ctrl.mcc_obj.q; u32 val = 0; @@ -29,6 +29,52 @@ static void be_mcc_notify(struct beiscsi_hba *phba) iowrite32(val, phba->db_va + DB_MCCQ_OFFSET); } +unsigned int alloc_mcc_tag(struct beiscsi_hba *phba) +{ + unsigned int tag = 0; + unsigned int num = 0; + +mcc_tag_rdy: + if (phba->ctrl.mcc_tag_available) { + tag = phba->ctrl.mcc_tag[phba->ctrl.mcc_alloc_index]; + phba->ctrl.mcc_tag[phba->ctrl.mcc_alloc_index] = 0; + phba->ctrl.mcc_numtag[tag] = 0; + } else { + udelay(100); + num++; + if (num < mcc_timeout) + goto mcc_tag_rdy; + } + if (tag) { + phba->ctrl.mcc_tag_available--; + if (phba->ctrl.mcc_alloc_index == (MAX_MCC_CMD - 1)) + phba->ctrl.mcc_alloc_index = 0; + else + phba->ctrl.mcc_alloc_index++; + } + return tag; +} + +void free_mcc_tag(struct be_ctrl_info *ctrl, unsigned int tag) +{ + spin_lock(&ctrl->mbox_lock); + tag = tag & 0x000000FF; + ctrl->mcc_tag[ctrl->mcc_free_index] = tag; + if (ctrl->mcc_free_index == (MAX_MCC_CMD - 1)) + ctrl->mcc_free_index = 0; + else + ctrl->mcc_free_index++; + ctrl->mcc_tag_available++; + spin_unlock(&ctrl->mbox_lock); +} + +bool is_link_state_evt(u32 trailer) +{ + return (((trailer >> ASYNC_TRAILER_EVENT_CODE_SHIFT) & + ASYNC_TRAILER_EVENT_CODE_MASK) == + ASYNC_EVENT_CODE_LINK_STATE); +} + static inline bool be_mcc_compl_is_new(struct be_mcc_compl *compl) { if (compl->flags != 0) { @@ -64,12 +110,30 @@ static int be_mcc_compl_process(struct be_ctrl_info *ctrl, return 0; } - -static inline bool is_link_state_evt(u32 trailer) +int be_mcc_compl_process_isr(struct be_ctrl_info *ctrl, + struct be_mcc_compl *compl) { - return (((trailer >> ASYNC_TRAILER_EVENT_CODE_SHIFT) & - ASYNC_TRAILER_EVENT_CODE_MASK) == - ASYNC_EVENT_CODE_LINK_STATE); + u16 compl_status, extd_status; + unsigned short tag; + + be_dws_le_to_cpu(compl, 4); + + compl_status = (compl->status >> CQE_STATUS_COMPL_SHIFT) & + CQE_STATUS_COMPL_MASK; + /* The ctrl.mcc_numtag[tag] is filled with + * [31] = valid, [30:24] = Rsvd, [23:16] = wrb, [15:8] = extd_status, + * [7:0] = compl_status + */ + tag = (compl->tag0 & 0x000000FF); + extd_status = (compl->status >> CQE_STATUS_EXTD_SHIFT) & + CQE_STATUS_EXTD_MASK; + + ctrl->mcc_numtag[tag] = 0x80000000; + ctrl->mcc_numtag[tag] |= (compl->tag0 & 0x00FF0000); + ctrl->mcc_numtag[tag] |= (extd_status & 0x000000FF) << 8; + ctrl->mcc_numtag[tag] |= (compl_status & 0x000000FF); + wake_up_interruptible(&ctrl->mcc_wait[tag]); + return 0; } static struct be_mcc_compl *be_mcc_compl_get(struct beiscsi_hba *phba) @@ -89,7 +153,7 @@ static void be2iscsi_fail_session(struct iscsi_cls_session *cls_session) iscsi_session_failure(cls_session->dd_data, ISCSI_ERR_CONN_FAILED); } -static void beiscsi_async_link_state_process(struct beiscsi_hba *phba, +void beiscsi_async_link_state_process(struct beiscsi_hba *phba, struct be_async_event_link_state *evt) { switch (evt->port_link_status) { @@ -97,13 +161,13 @@ static void beiscsi_async_link_state_process(struct beiscsi_hba *phba, SE_DEBUG(DBG_LVL_1, "Link Down on Physical Port %d \n", evt->physical_port); phba->state |= BE_ADAPTER_LINK_DOWN; + iscsi_host_for_each_session(phba->shost, + be2iscsi_fail_session); break; case ASYNC_EVENT_LINK_UP: phba->state = BE_ADAPTER_UP; SE_DEBUG(DBG_LVL_1, "Link UP on Physical Port %d \n", evt->physical_port); - iscsi_host_for_each_session(phba->shost, - be2iscsi_fail_session); break; default: SE_DEBUG(DBG_LVL_1, "Unexpected Async Notification %d on" @@ -162,7 +226,6 @@ int beiscsi_process_mcc(struct beiscsi_hba *phba) /* Wait till no more pending mcc requests are present */ static int be_mcc_wait_compl(struct beiscsi_hba *phba) { -#define mcc_timeout 120000 /* 5s timeout */ int i, status; for (i = 0; i < mcc_timeout; i++) { status = beiscsi_process_mcc(phba); @@ -372,9 +435,10 @@ struct be_mcc_wrb *wrb_from_mccq(struct beiscsi_hba *phba) BUG_ON(atomic_read(&mccq->used) >= mccq->len); wrb = queue_head_node(mccq); + memset(wrb, 0, sizeof(*wrb)); + wrb->tag0 = (mccq->head & 0x000000FF) << 16; queue_head_inc(mccq); atomic_inc(&mccq->used); - memset(wrb, 0, sizeof(*wrb)); return wrb; } diff --git a/drivers/scsi/be2iscsi/be_cmds.h b/drivers/scsi/be2iscsi/be_cmds.h index 5de8acb924c..49fcc787ee8 100644 --- a/drivers/scsi/be2iscsi/be_cmds.h +++ b/drivers/scsi/be2iscsi/be_cmds.h @@ -1,5 +1,5 @@ /** - * Copyright (C) 2005 - 2009 ServerEngines + * Copyright (C) 2005 - 2010 ServerEngines * All rights reserved. * * This program is free software; you can redistribute it and/or @@ -425,14 +425,20 @@ int beiscsi_cmd_mccq_create(struct beiscsi_hba *phba, int be_poll_mcc(struct be_ctrl_info *ctrl); unsigned char mgmt_check_supported_fw(struct be_ctrl_info *ctrl, struct beiscsi_hba *phba); -int be_cmd_get_mac_addr(struct beiscsi_hba *phba, u8 *mac_addr); - +unsigned int be_cmd_get_mac_addr(struct beiscsi_hba *phba); +void free_mcc_tag(struct be_ctrl_info *ctrl, unsigned int tag); /*ISCSI Functuions */ int be_cmd_fw_initialize(struct be_ctrl_info *ctrl); struct be_mcc_wrb *wrb_from_mbox(struct be_dma_mem *mbox_mem); struct be_mcc_wrb *wrb_from_mccq(struct beiscsi_hba *phba); int be_mcc_notify_wait(struct beiscsi_hba *phba); +void be_mcc_notify(struct beiscsi_hba *phba); +unsigned int alloc_mcc_tag(struct beiscsi_hba *phba); +void beiscsi_async_link_state_process(struct beiscsi_hba *phba, + struct be_async_event_link_state *evt); +int be_mcc_compl_process_isr(struct be_ctrl_info *ctrl, + struct be_mcc_compl *compl); int be_mbox_notify(struct be_ctrl_info *ctrl); @@ -448,6 +454,8 @@ int be_cmd_iscsi_post_sgl_pages(struct be_ctrl_info *ctrl, int be_cmd_wrbq_create(struct be_ctrl_info *ctrl, struct be_dma_mem *q_mem, struct be_queue_info *wrbq); +bool is_link_state_evt(u32 trailer); + struct be_default_pdu_context { u32 dw[4]; } __packed; diff --git a/drivers/scsi/be2iscsi/be_iscsi.c b/drivers/scsi/be2iscsi/be_iscsi.c index d587b0362f1..29a3aaf35f9 100644 --- a/drivers/scsi/be2iscsi/be_iscsi.c +++ b/drivers/scsi/be2iscsi/be_iscsi.c @@ -1,5 +1,5 @@ /** - * Copyright (C) 2005 - 2009 ServerEngines + * Copyright (C) 2005 - 2010 ServerEngines * All rights reserved. * * This program is free software; you can redistribute it and/or @@ -101,6 +101,7 @@ void beiscsi_session_destroy(struct iscsi_cls_session *cls_session) struct iscsi_session *sess = cls_session->dd_data; struct beiscsi_session *beiscsi_sess = sess->dd_data; + SE_DEBUG(DBG_LVL_8, "In beiscsi_session_destroy\n"); pci_pool_destroy(beiscsi_sess->bhs_pool); iscsi_session_teardown(cls_session); } @@ -224,6 +225,7 @@ int beiscsi_conn_get_param(struct iscsi_cls_conn *cls_conn, struct beiscsi_conn *beiscsi_conn = conn->dd_data; int len = 0; + SE_DEBUG(DBG_LVL_8, "In beiscsi_conn_get_param, param= %d\n", param); beiscsi_ep = beiscsi_conn->ep; if (!beiscsi_ep) { SE_DEBUG(DBG_LVL_1, @@ -254,6 +256,7 @@ int beiscsi_set_param(struct iscsi_cls_conn *cls_conn, struct iscsi_session *session = conn->session; int ret; + SE_DEBUG(DBG_LVL_8, "In beiscsi_conn_set_param, param= %d\n", param); ret = iscsi_set_param(cls_conn, param, buf, buflen); if (ret) return ret; @@ -271,8 +274,8 @@ int beiscsi_set_param(struct iscsi_cls_conn *cls_conn, conn->max_recv_dlength = 65536; break; case ISCSI_PARAM_MAX_BURST: - if (session->first_burst > 262144) - session->first_burst = 262144; + if (session->max_burst > 262144) + session->max_burst = 262144; break; default: return 0; @@ -293,12 +296,41 @@ int beiscsi_get_host_param(struct Scsi_Host *shost, enum iscsi_host_param param, char *buf) { struct beiscsi_hba *phba = (struct beiscsi_hba *)iscsi_host_priv(shost); + struct be_cmd_resp_get_mac_addr *resp; + struct be_mcc_wrb *wrb; + unsigned int tag, wrb_num; int len = 0; + unsigned short status, extd_status; + struct be_queue_info *mccq = &phba->ctrl.mcc_obj.q; + SE_DEBUG(DBG_LVL_8, "In beiscsi_get_host_param, param= %d\n", param); switch (param) { case ISCSI_HOST_PARAM_HWADDRESS: - be_cmd_get_mac_addr(phba, phba->mac_address); - len = sysfs_format_mac(buf, phba->mac_address, ETH_ALEN); + tag = be_cmd_get_mac_addr(phba); + if (!tag) { + SE_DEBUG(DBG_LVL_1, "be_cmd_get_mac_addr Failed \n"); + return -1; + } else + wait_event_interruptible(phba->ctrl.mcc_wait[tag], + phba->ctrl.mcc_numtag[tag]); + + wrb_num = (phba->ctrl.mcc_numtag[tag] & 0x00FF0000) >> 16; + extd_status = (phba->ctrl.mcc_numtag[tag] & 0x0000FF00) >> 8; + status = phba->ctrl.mcc_numtag[tag] & 0x000000FF; + if (status || extd_status) { + SE_DEBUG(DBG_LVL_1, "be_cmd_get_mac_addr Failed" + " status = %d extd_status = %d \n", + status, extd_status); + free_mcc_tag(&phba->ctrl, tag); + return -1; + } else { + wrb = queue_get_wrb(mccq, wrb_num); + free_mcc_tag(&phba->ctrl, tag); + resp = embedded_payload(wrb); + memcpy(phba->mac_address, resp->mac_address, ETH_ALEN); + len = sysfs_format_mac(buf, phba->mac_address, + ETH_ALEN); + } break; default: return iscsi_host_get_param(shost, param, buf); @@ -378,6 +410,7 @@ int beiscsi_conn_start(struct iscsi_cls_conn *cls_conn) struct beiscsi_endpoint *beiscsi_ep; struct beiscsi_offload_params params; + SE_DEBUG(DBG_LVL_8, "In beiscsi_conn_start\n"); memset(¶ms, 0, sizeof(struct beiscsi_offload_params)); beiscsi_ep = beiscsi_conn->ep; if (!beiscsi_ep) @@ -422,8 +455,14 @@ static int beiscsi_open_conn(struct iscsi_endpoint *ep, { struct beiscsi_endpoint *beiscsi_ep = ep->dd_data; struct beiscsi_hba *phba = beiscsi_ep->phba; + struct be_queue_info *mccq = &phba->ctrl.mcc_obj.q; + struct be_mcc_wrb *wrb; + struct tcp_connect_and_offload_out *ptcpcnct_out; + unsigned short status, extd_status; + unsigned int tag, wrb_num; int ret = -1; + SE_DEBUG(DBG_LVL_8, "In beiscsi_open_conn\n"); beiscsi_ep->ep_cid = beiscsi_get_cid(phba); if (beiscsi_ep->ep_cid == 0xFFFF) { SE_DEBUG(DBG_LVL_1, "No free cid available\n"); @@ -431,15 +470,44 @@ static int beiscsi_open_conn(struct iscsi_endpoint *ep, } SE_DEBUG(DBG_LVL_8, "In beiscsi_open_conn, ep_cid=%d ", beiscsi_ep->ep_cid); - phba->ep_array[beiscsi_ep->ep_cid] = ep; - if (beiscsi_ep->ep_cid > - (phba->fw_config.iscsi_cid_start + phba->params.cxns_per_ctrl)) { + phba->ep_array[beiscsi_ep->ep_cid - + phba->fw_config.iscsi_cid_start] = ep; + if (beiscsi_ep->ep_cid > (phba->fw_config.iscsi_cid_start + + phba->params.cxns_per_ctrl * 2)) { SE_DEBUG(DBG_LVL_1, "Failed in allocate iscsi cid\n"); return ret; } beiscsi_ep->cid_vld = 0; - return mgmt_open_connection(phba, dst_addr, beiscsi_ep); + tag = mgmt_open_connection(phba, dst_addr, beiscsi_ep); + if (!tag) { + SE_DEBUG(DBG_LVL_1, + "mgmt_invalidate_connection Failed for cid=%d \n", + beiscsi_ep->ep_cid); + } else { + wait_event_interruptible(phba->ctrl.mcc_wait[tag], + phba->ctrl.mcc_numtag[tag]); + } + wrb_num = (phba->ctrl.mcc_numtag[tag] & 0x00FF0000) >> 16; + extd_status = (phba->ctrl.mcc_numtag[tag] & 0x0000FF00) >> 8; + status = phba->ctrl.mcc_numtag[tag] & 0x000000FF; + if (status || extd_status) { + SE_DEBUG(DBG_LVL_1, "mgmt_open_connection Failed" + " status = %d extd_status = %d \n", + status, extd_status); + free_mcc_tag(&phba->ctrl, tag); + return -1; + } else { + wrb = queue_get_wrb(mccq, wrb_num); + free_mcc_tag(&phba->ctrl, tag); + + ptcpcnct_out = embedded_payload(wrb); + beiscsi_ep = ep->dd_data; + beiscsi_ep->fw_handle = ptcpcnct_out->connection_handle; + beiscsi_ep->cid_vld = 1; + SE_DEBUG(DBG_LVL_8, "mgmt_open_connection Success\n"); + } + return 0; } /** @@ -459,14 +527,12 @@ static void beiscsi_put_cid(struct beiscsi_hba *phba, unsigned short cid) * beiscsi_free_ep - free endpoint * @ep: pointer to iscsi endpoint structure */ -static void beiscsi_free_ep(struct iscsi_endpoint *ep) +static void beiscsi_free_ep(struct beiscsi_endpoint *beiscsi_ep) { - struct beiscsi_endpoint *beiscsi_ep = ep->dd_data; struct beiscsi_hba *phba = beiscsi_ep->phba; beiscsi_put_cid(phba, beiscsi_ep->ep_cid); beiscsi_ep->phba = NULL; - iscsi_destroy_endpoint(ep); } /** @@ -495,9 +561,9 @@ beiscsi_ep_connect(struct Scsi_Host *shost, struct sockaddr *dst_addr, return ERR_PTR(ret); } - if (phba->state) { + if (phba->state != BE_ADAPTER_UP) { ret = -EBUSY; - SE_DEBUG(DBG_LVL_1, "The Adapet state is Not UP \n"); + SE_DEBUG(DBG_LVL_1, "The Adapter state is Not UP \n"); return ERR_PTR(ret); } @@ -509,9 +575,9 @@ beiscsi_ep_connect(struct Scsi_Host *shost, struct sockaddr *dst_addr, beiscsi_ep = ep->dd_data; beiscsi_ep->phba = phba; - + beiscsi_ep->openiscsi_ep = ep; if (beiscsi_open_conn(ep, NULL, dst_addr, non_blocking)) { - SE_DEBUG(DBG_LVL_1, "Failed in allocate iscsi cid\n"); + SE_DEBUG(DBG_LVL_1, "Failed in beiscsi_open_conn \n"); ret = -ENOMEM; goto free_ep; } @@ -519,7 +585,7 @@ beiscsi_ep_connect(struct Scsi_Host *shost, struct sockaddr *dst_addr, return ep; free_ep: - beiscsi_free_ep(ep); + beiscsi_free_ep(beiscsi_ep); return ERR_PTR(ret); } @@ -546,20 +612,22 @@ int beiscsi_ep_poll(struct iscsi_endpoint *ep, int timeout_ms) * @ep: The iscsi endpoint * @flag: The type of connection closure */ -static int beiscsi_close_conn(struct iscsi_endpoint *ep, int flag) +static int beiscsi_close_conn(struct beiscsi_endpoint *beiscsi_ep, int flag) { int ret = 0; - struct beiscsi_endpoint *beiscsi_ep = ep->dd_data; + unsigned int tag; struct beiscsi_hba *phba = beiscsi_ep->phba; - if (MGMT_STATUS_SUCCESS != - mgmt_upload_connection(phba, beiscsi_ep->ep_cid, - CONNECTION_UPLOAD_GRACEFUL)) { + tag = mgmt_upload_connection(phba, beiscsi_ep->ep_cid, flag); + if (!tag) { SE_DEBUG(DBG_LVL_8, "upload failed for cid 0x%x", beiscsi_ep->ep_cid); ret = -1; + } else { + wait_event_interruptible(phba->ctrl.mcc_wait[tag], + phba->ctrl.mcc_numtag[tag]); + free_mcc_tag(&phba->ctrl, tag); } - return ret; } @@ -574,19 +642,17 @@ void beiscsi_ep_disconnect(struct iscsi_endpoint *ep) struct beiscsi_conn *beiscsi_conn; struct beiscsi_endpoint *beiscsi_ep; struct beiscsi_hba *phba; - int flag = 0; beiscsi_ep = ep->dd_data; phba = beiscsi_ep->phba; - SE_DEBUG(DBG_LVL_8, "In beiscsi_ep_disconnect\n"); + SE_DEBUG(DBG_LVL_8, "In beiscsi_ep_disconnect for ep_cid = %d\n", + beiscsi_ep->ep_cid); if (beiscsi_ep->conn) { beiscsi_conn = beiscsi_ep->conn; iscsi_suspend_queue(beiscsi_conn->conn); - beiscsi_close_conn(ep, flag); } - beiscsi_free_ep(ep); } /** @@ -619,23 +685,31 @@ void beiscsi_conn_stop(struct iscsi_cls_conn *cls_conn, int flag) struct iscsi_session *session = conn->session; struct Scsi_Host *shost = iscsi_session_to_shost(session->cls_session); struct beiscsi_hba *phba = iscsi_host_priv(shost); - unsigned int status; + unsigned int tag; unsigned short savecfg_flag = CMD_ISCSI_SESSION_SAVE_CFG_ON_FLASH; - SE_DEBUG(DBG_LVL_8, "In beiscsi_conn_stop\n"); beiscsi_ep = beiscsi_conn->ep; if (!beiscsi_ep) { SE_DEBUG(DBG_LVL_8, "In beiscsi_conn_stop , no beiscsi_ep\n"); return; } - status = mgmt_invalidate_connection(phba, beiscsi_ep, + SE_DEBUG(DBG_LVL_8, "In beiscsi_conn_stop ep_cid = %d\n", + beiscsi_ep->ep_cid); + tag = mgmt_invalidate_connection(phba, beiscsi_ep, beiscsi_ep->ep_cid, 1, savecfg_flag); - if (status != MGMT_STATUS_SUCCESS) { + if (!tag) { SE_DEBUG(DBG_LVL_1, "mgmt_invalidate_connection Failed for cid=%d \n", beiscsi_ep->ep_cid); + } else { + wait_event_interruptible(phba->ctrl.mcc_wait[tag], + phba->ctrl.mcc_numtag[tag]); + free_mcc_tag(&phba->ctrl, tag); } + beiscsi_close_conn(beiscsi_ep, CONNECTION_UPLOAD_GRACEFUL); + beiscsi_free_ep(beiscsi_ep); + iscsi_destroy_endpoint(beiscsi_ep->openiscsi_ep); beiscsi_unbind_conn_to_cid(phba, beiscsi_ep->ep_cid); iscsi_conn_stop(cls_conn, flag); } diff --git a/drivers/scsi/be2iscsi/be_iscsi.h b/drivers/scsi/be2iscsi/be_iscsi.h index f92ffc5349f..1f512c28cbf 100644 --- a/drivers/scsi/be2iscsi/be_iscsi.h +++ b/drivers/scsi/be2iscsi/be_iscsi.h @@ -1,5 +1,5 @@ /** - * Copyright (C) 2005 - 2009 ServerEngines + * Copyright (C) 2005 - 2010 ServerEngines * All rights reserved. * * This program is free software; you can redistribute it and/or diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index 1a557fa7788..7c22616ab14 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -1,5 +1,5 @@ /** - * Copyright (C) 2005 - 2009 ServerEngines + * Copyright (C) 2005 - 2010 ServerEngines * All rights reserved. * * This program is free software; you can redistribute it and/or @@ -40,7 +40,6 @@ static unsigned int be_iopoll_budget = 10; static unsigned int be_max_phys_size = 64; static unsigned int enable_msix = 1; -static unsigned int ring_mode; MODULE_DEVICE_TABLE(pci, beiscsi_pci_id_table); MODULE_DESCRIPTION(DRV_DESC " " BUILD_STR); @@ -62,10 +61,10 @@ static int beiscsi_slave_configure(struct scsi_device *sdev) /*------------------- PCI Driver operations and data ----------------- */ static DEFINE_PCI_DEVICE_TABLE(beiscsi_pci_id_table) = { { PCI_DEVICE(BE_VENDOR_ID, BE_DEVICE_ID1) }, + { PCI_DEVICE(BE_VENDOR_ID, BE_DEVICE_ID2) }, { PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID1) }, { PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID2) }, { PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID3) }, - { PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID4) }, { 0 } }; MODULE_DEVICE_TABLE(pci, beiscsi_pci_id_table); @@ -112,6 +111,7 @@ static struct beiscsi_hba *beiscsi_hba_alloc(struct pci_dev *pcidev) memset(phba, 0, sizeof(*phba)); phba->shost = shost; phba->pcidev = pci_dev_get(pcidev); + pci_set_drvdata(pcidev, phba); if (iscsi_host_add(shost, &phba->pcidev->dev)) goto free_devices; @@ -143,6 +143,7 @@ static int beiscsi_map_pci_bars(struct beiscsi_hba *phba, struct pci_dev *pcidev) { u8 __iomem *addr; + int pcicfg_reg; addr = ioremap_nocache(pci_resource_start(pcidev, 2), pci_resource_len(pcidev, 2)); @@ -159,13 +160,19 @@ static int beiscsi_map_pci_bars(struct beiscsi_hba *phba, phba->db_va = addr; phba->db_pa.u.a64.address = pci_resource_start(pcidev, 4); - addr = ioremap_nocache(pci_resource_start(pcidev, 1), - pci_resource_len(pcidev, 1)); + if (phba->generation == BE_GEN2) + pcicfg_reg = 1; + else + pcicfg_reg = 0; + + addr = ioremap_nocache(pci_resource_start(pcidev, pcicfg_reg), + pci_resource_len(pcidev, pcicfg_reg)); + if (addr == NULL) goto pci_map_err; phba->ctrl.pcicfg = addr; phba->pci_va = addr; - phba->pci_pa.u.a64.address = pci_resource_start(pcidev, 1); + phba->pci_pa.u.a64.address = pci_resource_start(pcidev, pcicfg_reg); return 0; pci_map_err: @@ -230,29 +237,27 @@ static int be_ctrl_init(struct beiscsi_hba *phba, struct pci_dev *pdev) static void beiscsi_get_params(struct beiscsi_hba *phba) { - phba->params.ios_per_ctrl = BE2_IO_DEPTH; - phba->params.cxns_per_ctrl = BE2_MAX_SESSIONS; - phba->params.asyncpdus_per_ctrl = BE2_ASYNCPDUS; - phba->params.icds_per_ctrl = BE2_MAX_ICDS / 2; + phba->params.ios_per_ctrl = (phba->fw_config.iscsi_icd_count + - (phba->fw_config.iscsi_cid_count + + BE2_TMFS + + BE2_NOPOUT_REQ)); + phba->params.cxns_per_ctrl = phba->fw_config.iscsi_cid_count; + phba->params.asyncpdus_per_ctrl = phba->fw_config.iscsi_cid_count;; + phba->params.icds_per_ctrl = phba->fw_config.iscsi_icd_count;; phba->params.num_sge_per_io = BE2_SGE; phba->params.defpdu_hdr_sz = BE2_DEFPDU_HDR_SZ; phba->params.defpdu_data_sz = BE2_DEFPDU_DATA_SZ; phba->params.eq_timer = 64; phba->params.num_eq_entries = - (((BE2_CMDS_PER_CXN * 2 + BE2_LOGOUTS + BE2_TMFS + BE2_ASYNCPDUS) / - 512) + 1) * 512; + (((BE2_CMDS_PER_CXN * 2 + phba->fw_config.iscsi_cid_count * 2 + + BE2_TMFS) / 512) + 1) * 512; phba->params.num_eq_entries = (phba->params.num_eq_entries < 1024) ? 1024 : phba->params.num_eq_entries; SE_DEBUG(DBG_LVL_8, "phba->params.num_eq_entries=%d \n", - phba->params.num_eq_entries); + phba->params.num_eq_entries); phba->params.num_cq_entries = - (((BE2_CMDS_PER_CXN * 2 + BE2_LOGOUTS + BE2_TMFS + BE2_ASYNCPDUS) / - 512) + 1) * 512; - SE_DEBUG(DBG_LVL_8, - "phba->params.num_cq_entries=%d BE2_CMDS_PER_CXN=%d" - "BE2_LOGOUTS=%d BE2_TMFS=%d BE2_ASYNCPDUS=%d \n", - phba->params.num_cq_entries, BE2_CMDS_PER_CXN, - BE2_LOGOUTS, BE2_TMFS, BE2_ASYNCPDUS); + (((BE2_CMDS_PER_CXN * 2 + phba->fw_config.iscsi_cid_count * 2 + + BE2_TMFS) / 512) + 1) * 512; phba->params.wrbs_per_cxn = 256; } @@ -443,7 +448,7 @@ static irqreturn_t be_isr(int irq, void *dev_id) if (phba->todo_mcc_cq) queue_work(phba->wq, &phba->work_cqs); - if ((num_mcceq_processed) && (!num_ioeq_processed)) + if ((num_mcceq_processed) && (!num_ioeq_processed)) hwi_ring_eq_db(phba, eq->id, 0, (num_ioeq_processed + num_mcceq_processed) , 1, 1); @@ -561,6 +566,7 @@ beiscsi_process_async_pdu(struct beiscsi_conn *beiscsi_conn, SE_DEBUG(DBG_LVL_1, "In ISCSI_OP_REJECT\n"); break; case ISCSI_OP_LOGIN_RSP: + case ISCSI_OP_TEXT_RSP: task = conn->login_task; io_task = task->dd_data; login_hdr = (struct iscsi_hdr *)ppdu; @@ -631,29 +637,29 @@ free_io_sgl_handle(struct beiscsi_hba *phba, struct sgl_handle *psgl_handle) * alloc_wrb_handle - To allocate a wrb handle * @phba: The hba pointer * @cid: The cid to use for allocation - * @index: index allocation and wrb index * * This happens under session_lock until submission to chip */ -struct wrb_handle *alloc_wrb_handle(struct beiscsi_hba *phba, unsigned int cid, - int index) +struct wrb_handle *alloc_wrb_handle(struct beiscsi_hba *phba, unsigned int cid) { struct hwi_wrb_context *pwrb_context; struct hwi_controller *phwi_ctrlr; - struct wrb_handle *pwrb_handle; + struct wrb_handle *pwrb_handle, *pwrb_handle_tmp; phwi_ctrlr = phba->phwi_ctrlr; pwrb_context = &phwi_ctrlr->wrb_context[cid]; - if (pwrb_context->wrb_handles_available) { + if (pwrb_context->wrb_handles_available >= 2) { pwrb_handle = pwrb_context->pwrb_handle_base[ pwrb_context->alloc_index]; pwrb_context->wrb_handles_available--; - pwrb_handle->nxt_wrb_index = pwrb_handle->wrb_index; if (pwrb_context->alloc_index == (phba->params.wrbs_per_cxn - 1)) pwrb_context->alloc_index = 0; else pwrb_context->alloc_index++; + pwrb_handle_tmp = pwrb_context->pwrb_handle_base[ + pwrb_context->alloc_index]; + pwrb_handle->nxt_wrb_index = pwrb_handle_tmp->wrb_index; } else pwrb_handle = NULL; return pwrb_handle; @@ -671,9 +677,7 @@ static void free_wrb_handle(struct beiscsi_hba *phba, struct hwi_wrb_context *pwrb_context, struct wrb_handle *pwrb_handle) { - if (!ring_mode) - pwrb_context->pwrb_handle_base[pwrb_context->free_index] = - pwrb_handle; + pwrb_context->pwrb_handle_base[pwrb_context->free_index] = pwrb_handle; pwrb_context->wrb_handles_available++; if (pwrb_context->free_index == (phba->params.wrbs_per_cxn - 1)) pwrb_context->free_index = 0; @@ -790,6 +794,7 @@ be_complete_io(struct beiscsi_conn *beiscsi_conn, memcpy(task->sc->sense_buffer, sense, min_t(u16, sense_len, SCSI_SENSE_BUFFERSIZE)); } + if (io_task->cmd_bhs->iscsi_hdr.flags & ISCSI_FLAG_CMD_READ) { if (psol->dw[offsetof(struct amap_sol_cqe, i_res_cnt) / 32] & SOL_RES_CNT_MASK) @@ -811,6 +816,7 @@ be_complete_logout(struct beiscsi_conn *beiscsi_conn, struct iscsi_conn *conn = beiscsi_conn->conn; hdr = (struct iscsi_logout_rsp *)task->hdr; + hdr->opcode = ISCSI_OP_LOGOUT_RSP; hdr->t2wait = 5; hdr->t2retain = 0; hdr->flags = ((psol->dw[offsetof(struct amap_sol_cqe, i_flags) / 32] @@ -825,6 +831,9 @@ be_complete_logout(struct beiscsi_conn *beiscsi_conn, & SOL_EXP_CMD_SN_MASK) + ((psol->dw[offsetof(struct amap_sol_cqe, i_cmd_wnd) / 32] & SOL_CMD_WND_MASK) >> 24) - 1); + hdr->dlength[0] = 0; + hdr->dlength[1] = 0; + hdr->dlength[2] = 0; hdr->hlength = 0; hdr->itt = io_task->libiscsi_itt; __iscsi_complete_pdu(conn, (struct iscsi_hdr *)hdr, NULL, 0); @@ -839,6 +848,7 @@ be_complete_tmf(struct beiscsi_conn *beiscsi_conn, struct beiscsi_io_task *io_task = task->dd_data; hdr = (struct iscsi_tm_rsp *)task->hdr; + hdr->opcode = ISCSI_OP_SCSI_TMFUNC_RSP; hdr->flags = ((psol->dw[offsetof(struct amap_sol_cqe, i_flags) / 32] & SOL_FLAGS_MASK) >> 24) | 0x80; hdr->response = (psol->dw[offsetof(struct amap_sol_cqe, i_resp) / @@ -859,7 +869,6 @@ hwi_complete_drvr_msgs(struct beiscsi_conn *beiscsi_conn, { struct hwi_wrb_context *pwrb_context; struct wrb_handle *pwrb_handle = NULL; - struct sgl_handle *psgl_handle = NULL; struct hwi_controller *phwi_ctrlr; struct iscsi_task *task; struct beiscsi_io_task *io_task; @@ -867,22 +876,14 @@ hwi_complete_drvr_msgs(struct beiscsi_conn *beiscsi_conn, struct iscsi_session *session = conn->session; phwi_ctrlr = phba->phwi_ctrlr; - if (ring_mode) { - psgl_handle = phba->sgl_hndl_array[((psol-> - dw[offsetof(struct amap_sol_cqe_ring, icd_index) / - 32] & SOL_ICD_INDEX_MASK) >> 6)]; - pwrb_context = &phwi_ctrlr->wrb_context[psgl_handle->cid]; - task = psgl_handle->task; - pwrb_handle = NULL; - } else { - pwrb_context = &phwi_ctrlr->wrb_context[((psol-> + pwrb_context = &phwi_ctrlr->wrb_context[((psol-> dw[offsetof(struct amap_sol_cqe, cid) / 32] & - SOL_CID_MASK) >> 6)]; - pwrb_handle = pwrb_context->pwrb_handle_basestd[((psol-> + SOL_CID_MASK) >> 6) - + phba->fw_config.iscsi_cid_start]; + pwrb_handle = pwrb_context->pwrb_handle_basestd[((psol-> dw[offsetof(struct amap_sol_cqe, wrb_index) / 32] & SOL_WRB_INDEX_MASK) >> 16)]; - task = pwrb_handle->pio_handle; - } + task = pwrb_handle->pio_handle; io_task = task->dd_data; spin_lock(&phba->mgmt_sgl_lock); @@ -923,31 +924,23 @@ static void hwi_complete_cmd(struct beiscsi_conn *beiscsi_conn, struct iscsi_wrb *pwrb = NULL; struct hwi_controller *phwi_ctrlr; struct iscsi_task *task; - struct sgl_handle *psgl_handle = NULL; unsigned int type; struct iscsi_conn *conn = beiscsi_conn->conn; struct iscsi_session *session = conn->session; phwi_ctrlr = phba->phwi_ctrlr; - if (ring_mode) { - psgl_handle = phba->sgl_hndl_array[((psol-> - dw[offsetof(struct amap_sol_cqe_ring, icd_index) / - 32] & SOL_ICD_INDEX_MASK) >> 6)]; - task = psgl_handle->task; - type = psgl_handle->type; - } else { - pwrb_context = &phwi_ctrlr-> - wrb_context[((psol->dw[offsetof + pwrb_context = &phwi_ctrlr->wrb_context[((psol->dw[offsetof (struct amap_sol_cqe, cid) / 32] - & SOL_CID_MASK) >> 6)]; - pwrb_handle = pwrb_context->pwrb_handle_basestd[((psol-> + & SOL_CID_MASK) >> 6) - + phba->fw_config.iscsi_cid_start]; + pwrb_handle = pwrb_context->pwrb_handle_basestd[((psol-> dw[offsetof(struct amap_sol_cqe, wrb_index) / 32] & SOL_WRB_INDEX_MASK) >> 16)]; - task = pwrb_handle->pio_handle; - pwrb = pwrb_handle->pwrb; - type = (pwrb->dw[offsetof(struct amap_iscsi_wrb, type) / 32] & - WRB_TYPE_MASK) >> 28; - } + task = pwrb_handle->pio_handle; + pwrb = pwrb_handle->pwrb; + type = (pwrb->dw[offsetof(struct amap_iscsi_wrb, type) / 32] & + WRB_TYPE_MASK) >> 28; + spin_lock_bh(&session->lock); switch (type) { case HWH_TYPE_IO: @@ -978,15 +971,7 @@ static void hwi_complete_cmd(struct beiscsi_conn *beiscsi_conn, break; default: - if (ring_mode) - shost_printk(KERN_WARNING, phba->shost, - "In hwi_complete_cmd, unknown type = %d" - "icd_index 0x%x CID 0x%x\n", type, - ((psol->dw[offsetof(struct amap_sol_cqe_ring, - icd_index) / 32] & SOL_ICD_INDEX_MASK) >> 6), - psgl_handle->cid); - else - shost_printk(KERN_WARNING, phba->shost, + shost_printk(KERN_WARNING, phba->shost, "In hwi_complete_cmd, unknown type = %d" "wrb_index 0x%x CID 0x%x\n", type, ((psol->dw[offsetof(struct amap_iscsi_wrb, @@ -1077,7 +1062,8 @@ hwi_get_async_handle(struct beiscsi_hba *phba, WARN_ON(!pasync_handle); - pasync_handle->cri = (unsigned short)beiscsi_conn->beiscsi_conn_cid; + pasync_handle->cri = (unsigned short)beiscsi_conn->beiscsi_conn_cid - + phba->fw_config.iscsi_cid_start; pasync_handle->is_header = is_header; pasync_handle->buffer_len = ((pdpdu_cqe-> dw[offsetof(struct amap_i_t_dpdu_cqe, dpl) / 32] @@ -1327,9 +1313,10 @@ hwi_fwd_async_msg(struct beiscsi_conn *beiscsi_conn, } status = beiscsi_process_async_pdu(beiscsi_conn, phba, - beiscsi_conn->beiscsi_conn_cid, - phdr, hdr_len, pfirst_buffer, - buf_len); + (beiscsi_conn->beiscsi_conn_cid - + phba->fw_config.iscsi_cid_start), + phdr, hdr_len, pfirst_buffer, + buf_len); if (status == 0) hwi_free_async_msg(phba, cri); @@ -1422,6 +1409,48 @@ static void hwi_process_default_pdu_ring(struct beiscsi_conn *beiscsi_conn, hwi_post_async_buffers(phba, pasync_handle->is_header); } +static void beiscsi_process_mcc_isr(struct beiscsi_hba *phba) +{ + struct be_queue_info *mcc_cq; + struct be_mcc_compl *mcc_compl; + unsigned int num_processed = 0; + + mcc_cq = &phba->ctrl.mcc_obj.cq; + mcc_compl = queue_tail_node(mcc_cq); + mcc_compl->flags = le32_to_cpu(mcc_compl->flags); + while (mcc_compl->flags & CQE_FLAGS_VALID_MASK) { + + if (num_processed >= 32) { + hwi_ring_cq_db(phba, mcc_cq->id, + num_processed, 0, 0); + num_processed = 0; + } + if (mcc_compl->flags & CQE_FLAGS_ASYNC_MASK) { + /* Interpret flags as an async trailer */ + if (is_link_state_evt(mcc_compl->flags)) + /* Interpret compl as a async link evt */ + beiscsi_async_link_state_process(phba, + (struct be_async_event_link_state *) mcc_compl); + else + SE_DEBUG(DBG_LVL_1, + " Unsupported Async Event, flags" + " = 0x%08x \n", mcc_compl->flags); + } else if (mcc_compl->flags & CQE_FLAGS_COMPLETED_MASK) { + be_mcc_compl_process_isr(&phba->ctrl, mcc_compl); + atomic_dec(&phba->ctrl.mcc_obj.q.used); + } + + mcc_compl->flags = 0; + queue_tail_inc(mcc_cq); + mcc_compl = queue_tail_node(mcc_cq); + mcc_compl->flags = le32_to_cpu(mcc_compl->flags); + num_processed++; + } + + if (num_processed > 0) + hwi_ring_cq_db(phba, mcc_cq->id, num_processed, 1, 0); + +} static unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq) { @@ -1431,7 +1460,8 @@ static unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq) unsigned int num_processed = 0; unsigned int tot_nump = 0; struct beiscsi_conn *beiscsi_conn; - struct sgl_handle *psgl_handle = NULL; + struct beiscsi_endpoint *beiscsi_ep; + struct iscsi_endpoint *ep; struct beiscsi_hba *phba; cq = pbe_eq->cq; @@ -1442,32 +1472,13 @@ static unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq) CQE_VALID_MASK) { be_dws_le_to_cpu(sol, sizeof(struct sol_cqe)); - if (ring_mode) { - psgl_handle = phba->sgl_hndl_array[((sol-> - dw[offsetof(struct amap_sol_cqe_ring, - icd_index) / 32] & SOL_ICD_INDEX_MASK) - >> 6)]; - beiscsi_conn = phba->conn_table[psgl_handle->cid]; - if (!beiscsi_conn || !beiscsi_conn->ep) { - shost_printk(KERN_WARNING, phba->shost, - "Connection table empty for cid = %d\n", - psgl_handle->cid); - return 0; - } + ep = phba->ep_array[(u32) ((sol-> + dw[offsetof(struct amap_sol_cqe, cid) / 32] & + SOL_CID_MASK) >> 6) - + phba->fw_config.iscsi_cid_start]; - } else { - beiscsi_conn = phba->conn_table[(u32) (sol-> - dw[offsetof(struct amap_sol_cqe, cid) / 32] & - SOL_CID_MASK) >> 6]; - - if (!beiscsi_conn || !beiscsi_conn->ep) { - shost_printk(KERN_WARNING, phba->shost, - "Connection table empty for cid = %d\n", - (u32)(sol->dw[offsetof(struct amap_sol_cqe, - cid) / 32] & SOL_CID_MASK) >> 6); - return 0; - } - } + beiscsi_ep = ep->dd_data; + beiscsi_conn = beiscsi_ep->conn; if (num_processed >= 32) { hwi_ring_cq_db(phba, cq->id, @@ -1511,21 +1522,13 @@ static unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq) case CMD_CXN_KILLED_ITT_INVALID: case CMD_CXN_KILLED_SEQ_OUTOFORDER: case CMD_CXN_KILLED_INVALID_DATASN_RCVD: - if (ring_mode) { - SE_DEBUG(DBG_LVL_1, - "CQ Error notification for cmd.. " - "code %d cid 0x%x\n", - sol->dw[offsetof(struct amap_sol_cqe, code) / - 32] & CQE_CODE_MASK, psgl_handle->cid); - } else { - SE_DEBUG(DBG_LVL_1, + SE_DEBUG(DBG_LVL_1, "CQ Error notification for cmd.. " "code %d cid 0x%x\n", sol->dw[offsetof(struct amap_sol_cqe, code) / 32] & CQE_CODE_MASK, (sol->dw[offsetof(struct amap_sol_cqe, cid) / 32] & SOL_CID_MASK)); - } break; case UNSOL_DATA_DIGEST_ERROR_NOTIFY: SE_DEBUG(DBG_LVL_1, @@ -1547,37 +1550,23 @@ static unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq) case CXN_KILLED_OVER_RUN_RESIDUAL: case CXN_KILLED_UNDER_RUN_RESIDUAL: case CXN_KILLED_CMND_DATA_NOT_ON_SAME_CONN: - if (ring_mode) { - SE_DEBUG(DBG_LVL_1, "CQ Error %d, reset CID " - "0x%x...\n", - sol->dw[offsetof(struct amap_sol_cqe, code) / - 32] & CQE_CODE_MASK, psgl_handle->cid); - } else { - SE_DEBUG(DBG_LVL_1, "CQ Error %d, reset CID " + SE_DEBUG(DBG_LVL_1, "CQ Error %d, reset CID " "0x%x...\n", sol->dw[offsetof(struct amap_sol_cqe, code) / 32] & CQE_CODE_MASK, - sol->dw[offsetof(struct amap_sol_cqe, cid) / - 32] & CQE_CID_MASK); - } + (sol->dw[offsetof(struct amap_sol_cqe, cid) / + 32] & CQE_CID_MASK)); iscsi_conn_failure(beiscsi_conn->conn, ISCSI_ERR_CONN_FAILED); break; case CXN_KILLED_RST_SENT: case CXN_KILLED_RST_RCVD: - if (ring_mode) { - SE_DEBUG(DBG_LVL_1, "CQ Error %d, reset" - "received/sent on CID 0x%x...\n", - sol->dw[offsetof(struct amap_sol_cqe, code) / - 32] & CQE_CODE_MASK, psgl_handle->cid); - } else { - SE_DEBUG(DBG_LVL_1, "CQ Error %d, reset" + SE_DEBUG(DBG_LVL_1, "CQ Error %d, reset" "received/sent on CID 0x%x...\n", sol->dw[offsetof(struct amap_sol_cqe, code) / 32] & CQE_CODE_MASK, - sol->dw[offsetof(struct amap_sol_cqe, cid) / - 32] & CQE_CID_MASK); - } + (sol->dw[offsetof(struct amap_sol_cqe, cid) / + 32] & CQE_CID_MASK)); iscsi_conn_failure(beiscsi_conn->conn, ISCSI_ERR_CONN_FAILED); break; @@ -1586,8 +1575,8 @@ static unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq) "received on CID 0x%x...\n", sol->dw[offsetof(struct amap_sol_cqe, code) / 32] & CQE_CODE_MASK, - sol->dw[offsetof(struct amap_sol_cqe, cid) / - 32] & CQE_CID_MASK); + (sol->dw[offsetof(struct amap_sol_cqe, cid) / + 32] & CQE_CID_MASK)); break; } @@ -1604,7 +1593,7 @@ static unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq) return tot_nump; } -static void beiscsi_process_all_cqs(struct work_struct *work) +void beiscsi_process_all_cqs(struct work_struct *work) { unsigned long flags; struct hwi_controller *phwi_ctrlr; @@ -1624,6 +1613,7 @@ static void beiscsi_process_all_cqs(struct work_struct *work) spin_lock_irqsave(&phba->isr_lock, flags); phba->todo_mcc_cq = 0; spin_unlock_irqrestore(&phba->isr_lock, flags); + beiscsi_process_mcc_isr(phba); } if (phba->todo_cq) { @@ -1668,7 +1658,8 @@ hwi_write_sgl(struct iscsi_wrb *pwrb, struct scatterlist *sg, io_task->bhs_pa.u.a32.address_hi); l_sg = sg; - for (index = 0; (index < num_sg) && (index < 2); index++, sg_next(sg)) { + for (index = 0; (index < num_sg) && (index < 2); index++, + sg = sg_next(sg)) { if (index == 0) { sg_len = sg_dma_len(sg); addr = (u64) sg_dma_address(sg); @@ -1679,11 +1670,7 @@ hwi_write_sgl(struct iscsi_wrb *pwrb, struct scatterlist *sg, AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_len, pwrb, sg_len); sge_len = sg_len; - AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_last, pwrb, - 1); } else { - AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_last, pwrb, - 0); AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_r2t_offset, pwrb, sge_len); sg_len = sg_dma_len(sg); @@ -1706,13 +1693,27 @@ hwi_write_sgl(struct iscsi_wrb *pwrb, struct scatterlist *sg, AMAP_SET_BITS(struct amap_iscsi_sge, addr_lo, psgl, io_task->bhs_pa.u.a32.address_lo); - if (num_sg == 2) - AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_last, pwrb, 1); + if (num_sg == 1) { + AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_last, pwrb, + 1); + AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_last, pwrb, + 0); + } else if (num_sg == 2) { + AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_last, pwrb, + 0); + AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_last, pwrb, + 1); + } else { + AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_last, pwrb, + 0); + AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_last, pwrb, + 0); + } sg = l_sg; psgl++; psgl++; offset = 0; - for (index = 0; index < num_sg; index++, sg_next(sg), psgl++) { + for (index = 0; index < num_sg; index++, sg = sg_next(sg), psgl++) { sg_len = sg_dma_len(sg); addr = (u64) sg_dma_address(sg); AMAP_SET_BITS(struct amap_iscsi_sge, addr_lo, psgl, @@ -2048,10 +2049,9 @@ static void beiscsi_init_wrb_handle(struct beiscsi_hba *phba) } idx = 0; pwrb = mem_descr_wrb->mem_array[idx].virtual_address; - num_cxn_wrb = - ((mem_descr_wrb->mem_array[idx].size) / (sizeof(struct iscsi_wrb)) * - phba->params.wrbs_per_cxn); - + num_cxn_wrb = (mem_descr_wrb->mem_array[idx].size) / + ((sizeof(struct iscsi_wrb) * + phba->params.wrbs_per_cxn)); for (index = 0; index < phba->params.cxns_per_ctrl; index += 2) { pwrb_context = &phwi_ctrlr->wrb_context[index]; if (num_cxn_wrb) { @@ -2064,9 +2064,9 @@ static void beiscsi_init_wrb_handle(struct beiscsi_hba *phba) } else { idx++; pwrb = mem_descr_wrb->mem_array[idx].virtual_address; - num_cxn_wrb = ((mem_descr_wrb->mem_array[idx].size) / - (sizeof(struct iscsi_wrb)) * - phba->params.wrbs_per_cxn); + num_cxn_wrb = (mem_descr_wrb->mem_array[idx].size) / + ((sizeof(struct iscsi_wrb) * + phba->params.wrbs_per_cxn)); for (j = 0; j < phba->params.wrbs_per_cxn; j++) { pwrb_handle = pwrb_context->pwrb_handle_base[j]; pwrb_handle->pwrb = pwrb; @@ -2383,7 +2383,7 @@ static int beiscsi_create_cqs(struct beiscsi_hba *phba, &paddr); if (!cq_vaddress) goto create_cq_error; - ret = be_fill_queue(cq, phba->params.icds_per_ctrl / 2, + ret = be_fill_queue(cq, phba->params.num_cq_entries, sizeof(struct sol_cqe), cq_vaddress); if (ret) { shost_printk(KERN_ERR, phba->shost, @@ -2634,7 +2634,8 @@ beiscsi_create_wrb_rings(struct beiscsi_hba *phba, "wrbq create failed."); return status; } - phwi_ctrlr->wrb_context[i].cid = phwi_context->be_wrbq[i].id; + phwi_ctrlr->wrb_context[i * 2].cid = phwi_context->be_wrbq[i]. + id; } kfree(pwrb_arr); return 0; @@ -2803,17 +2804,6 @@ static int hwi_init_port(struct beiscsi_hba *phba) goto error; } - if (phba->fw_config.iscsi_features == 0x1) - ring_mode = 1; - else - ring_mode = 0; - status = mgmt_get_fw_config(ctrl, phba); - if (status != 0) { - shost_printk(KERN_ERR, phba->shost, - "Error getting fw config\n"); - goto error; - } - status = beiscsi_create_cqs(phba, phwi_context); if (status != 0) { shost_printk(KERN_ERR, phba->shost, "CQ not created\n"); @@ -2941,17 +2931,6 @@ static int beiscsi_init_sgl_handle(struct beiscsi_hba *phba) phba->io_sgl_hndl_avbl = 0; phba->eh_sgl_hndl_avbl = 0; - if (ring_mode) { - phba->sgl_hndl_array = kzalloc(sizeof(struct sgl_handle *) * - phba->params.icds_per_ctrl, - GFP_KERNEL); - if (!phba->sgl_hndl_array) { - shost_printk(KERN_ERR, phba->shost, - "Mem Alloc Failed. Failing to load\n"); - return -ENOMEM; - } - } - mem_descr_sglh = phba->init_mem; mem_descr_sglh += HWI_MEM_SGLH; if (1 == mem_descr_sglh->num_elements) { @@ -2959,8 +2938,6 @@ static int beiscsi_init_sgl_handle(struct beiscsi_hba *phba) phba->params.ios_per_ctrl, GFP_KERNEL); if (!phba->io_sgl_hndl_base) { - if (ring_mode) - kfree(phba->sgl_hndl_array); shost_printk(KERN_ERR, phba->shost, "Mem Alloc Failed. Failing to load\n"); return -ENOMEM; @@ -3032,7 +3009,7 @@ static int beiscsi_init_sgl_handle(struct beiscsi_hba *phba) AMAP_SET_BITS(struct amap_iscsi_sge, addr_lo, pfrag, 0); pfrag += phba->params.num_sge_per_io; psgl_handle->sgl_index = - phba->fw_config.iscsi_cid_start + arr_index++; + phba->fw_config.iscsi_icd_start + arr_index++; } idx++; } @@ -3047,7 +3024,7 @@ static int hba_setup_cid_tbls(struct beiscsi_hba *phba) { int i, new_cid; - phba->cid_array = kmalloc(sizeof(void *) * phba->params.cxns_per_ctrl, + phba->cid_array = kzalloc(sizeof(void *) * phba->params.cxns_per_ctrl, GFP_KERNEL); if (!phba->cid_array) { shost_printk(KERN_ERR, phba->shost, @@ -3055,7 +3032,7 @@ static int hba_setup_cid_tbls(struct beiscsi_hba *phba) "hba_setup_cid_tbls\n"); return -ENOMEM; } - phba->ep_array = kmalloc(sizeof(struct iscsi_endpoint *) * + phba->ep_array = kzalloc(sizeof(struct iscsi_endpoint *) * phba->params.cxns_per_ctrl * 2, GFP_KERNEL); if (!phba->ep_array) { shost_printk(KERN_ERR, phba->shost, @@ -3064,7 +3041,7 @@ static int hba_setup_cid_tbls(struct beiscsi_hba *phba) kfree(phba->cid_array); return -ENOMEM; } - new_cid = phba->fw_config.iscsi_icd_start; + new_cid = phba->fw_config.iscsi_cid_start; for (i = 0; i < phba->params.cxns_per_ctrl; i++) { phba->cid_array[i] = new_cid; new_cid += 2; @@ -3145,8 +3122,6 @@ static int beiscsi_init_port(struct beiscsi_hba *phba) if (hba_setup_cid_tbls(phba)) { shost_printk(KERN_ERR, phba->shost, "Failed in hba_setup_cid_tbls\n"); - if (ring_mode) - kfree(phba->sgl_hndl_array); kfree(phba->io_sgl_hndl_base); kfree(phba->eh_sgl_hndl_base); goto do_cleanup_ctrlr; @@ -3166,6 +3141,7 @@ static void hwi_purge_eq(struct beiscsi_hba *phba) struct be_queue_info *eq; struct be_eq_entry *eqe = NULL; int i, eq_msix; + unsigned int num_processed; phwi_ctrlr = phba->phwi_ctrlr; phwi_context = phwi_ctrlr->phwi_ctxt; @@ -3177,13 +3153,17 @@ static void hwi_purge_eq(struct beiscsi_hba *phba) for (i = 0; i < (phba->num_cpus + eq_msix); i++) { eq = &phwi_context->be_eq[i].q; eqe = queue_tail_node(eq); - + num_processed = 0; while (eqe->dw[offsetof(struct amap_eq_entry, valid) / 32] & EQE_VALID_MASK) { AMAP_SET_BITS(struct amap_eq_entry, valid, eqe, 0); queue_tail_inc(eq); eqe = queue_tail_node(eq); + num_processed++; } + + if (num_processed) + hwi_ring_eq_db(phba, eq->id, 1, num_processed, 1, 1); } } @@ -3195,10 +3175,9 @@ static void beiscsi_clean_port(struct beiscsi_hba *phba) if (mgmt_status) shost_printk(KERN_WARNING, phba->shost, "mgmt_epfw_cleanup FAILED \n"); - hwi_cleanup(phba); + hwi_purge_eq(phba); - if (ring_mode) - kfree(phba->sgl_hndl_array); + hwi_cleanup(phba); kfree(phba->io_sgl_hndl_base); kfree(phba->eh_sgl_hndl_base); kfree(phba->cid_array); @@ -3219,7 +3198,8 @@ beiscsi_offload_connection(struct beiscsi_conn *beiscsi_conn, * We can always use 0 here because it is reserved by libiscsi for * login/startup related tasks. */ - pwrb_handle = alloc_wrb_handle(phba, beiscsi_conn->beiscsi_conn_cid, 0); + pwrb_handle = alloc_wrb_handle(phba, (beiscsi_conn->beiscsi_conn_cid - + phba->fw_config.iscsi_cid_start)); pwrb = (struct iscsi_target_context_update_wrb *)pwrb_handle->pwrb; memset(pwrb, 0, sizeof(*pwrb)); AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, @@ -3283,8 +3263,7 @@ beiscsi_offload_connection(struct beiscsi_conn *beiscsi_conn, be_dws_le_to_cpu(pwrb, sizeof(struct iscsi_target_context_update_wrb)); doorbell |= beiscsi_conn->beiscsi_conn_cid & DB_WRB_POST_CID_MASK; - if (!ring_mode) - doorbell |= (pwrb_handle->wrb_index & DB_DEF_PDU_WRB_INDEX_MASK) + doorbell |= (pwrb_handle->wrb_index & DB_DEF_PDU_WRB_INDEX_MASK) << DB_DEF_PDU_WRB_INDEX_SHIFT; doorbell |= 1 << DB_DEF_PDU_NUM_POSTED_SHIFT; @@ -3328,8 +3307,9 @@ static int beiscsi_alloc_pdu(struct iscsi_task *task, uint8_t opcode) io_task->bhs_pa.u.a64.address = paddr; io_task->libiscsi_itt = (itt_t)task->itt; io_task->pwrb_handle = alloc_wrb_handle(phba, - beiscsi_conn->beiscsi_conn_cid, - task->itt); + beiscsi_conn->beiscsi_conn_cid - + phba->fw_config.iscsi_cid_start + ); io_task->conn = beiscsi_conn; task->hdr = (struct iscsi_hdr *)&io_task->cmd_bhs->iscsi_hdr; @@ -3343,7 +3323,7 @@ static int beiscsi_alloc_pdu(struct iscsi_task *task, uint8_t opcode) goto free_hndls; } else { io_task->scsi_cmnd = NULL; - if ((task->hdr->opcode & ISCSI_OPCODE_MASK) == ISCSI_OP_LOGIN) { + if ((opcode & ISCSI_OPCODE_MASK) == ISCSI_OP_LOGIN) { if (!beiscsi_conn->login_in_progress) { spin_lock(&phba->mgmt_sgl_lock); io_task->psgl_handle = (struct sgl_handle *) @@ -3370,21 +3350,16 @@ static int beiscsi_alloc_pdu(struct iscsi_task *task, uint8_t opcode) itt = (itt_t) cpu_to_be32(((unsigned int)io_task->pwrb_handle-> wrb_index << 16) | (unsigned int) (io_task->psgl_handle->sgl_index)); - if (ring_mode) { - phba->sgl_hndl_array[io_task->psgl_handle->sgl_index - - phba->fw_config.iscsi_cid_start] = - io_task->psgl_handle; - io_task->psgl_handle->task = task; - io_task->psgl_handle->cid = beiscsi_conn->beiscsi_conn_cid; - } else - io_task->pwrb_handle->pio_handle = task; + io_task->pwrb_handle->pio_handle = task; io_task->cmd_bhs->iscsi_hdr.itt = itt; return 0; free_hndls: phwi_ctrlr = phba->phwi_ctrlr; - pwrb_context = &phwi_ctrlr->wrb_context[beiscsi_conn->beiscsi_conn_cid]; + pwrb_context = &phwi_ctrlr->wrb_context[ + beiscsi_conn->beiscsi_conn_cid - + phba->fw_config.iscsi_cid_start]; free_wrb_handle(phba, pwrb_context, io_task->pwrb_handle); io_task->pwrb_handle = NULL; pci_pool_free(beiscsi_sess->bhs_pool, io_task->cmd_bhs, @@ -3404,7 +3379,8 @@ static void beiscsi_cleanup_task(struct iscsi_task *task) struct hwi_controller *phwi_ctrlr; phwi_ctrlr = phba->phwi_ctrlr; - pwrb_context = &phwi_ctrlr->wrb_context[beiscsi_conn->beiscsi_conn_cid]; + pwrb_context = &phwi_ctrlr->wrb_context[beiscsi_conn->beiscsi_conn_cid + - phba->fw_config.iscsi_cid_start]; if (io_task->pwrb_handle) { free_wrb_handle(phba, pwrb_context, io_task->pwrb_handle); io_task->pwrb_handle = NULL; @@ -3460,18 +3436,12 @@ static int beiscsi_iotask(struct iscsi_task *task, struct scatterlist *sg, ISCSI_OPCODE_SCSI_DATA_OUT); AMAP_SET_BITS(struct amap_pdu_data_out, final_bit, &io_task->cmd_bhs->iscsi_data_pdu, 1); - if (ring_mode) - io_task->psgl_handle->type = INI_WR_CMD; - else - AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, - INI_WR_CMD); + AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, + INI_WR_CMD); AMAP_SET_BITS(struct amap_iscsi_wrb, dsp, pwrb, 1); } else { - if (ring_mode) - io_task->psgl_handle->type = INI_RD_CMD; - else - AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, - INI_RD_CMD); + AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, + INI_RD_CMD); AMAP_SET_BITS(struct amap_iscsi_wrb, dsp, pwrb, 0); } memcpy(&io_task->cmd_bhs->iscsi_data_pdu. @@ -3496,8 +3466,7 @@ static int beiscsi_iotask(struct iscsi_task *task, struct scatterlist *sg, be_dws_le_to_cpu(pwrb, sizeof(struct iscsi_wrb)); doorbell |= beiscsi_conn->beiscsi_conn_cid & DB_WRB_POST_CID_MASK; - if (!ring_mode) - doorbell |= (io_task->pwrb_handle->wrb_index & + doorbell |= (io_task->pwrb_handle->wrb_index & DB_DEF_PDU_WRB_INDEX_MASK) << DB_DEF_PDU_WRB_INDEX_SHIFT; doorbell |= 1 << DB_DEF_PDU_NUM_POSTED_SHIFT; @@ -3519,49 +3488,46 @@ static int beiscsi_mtask(struct iscsi_task *task) unsigned int doorbell = 0; unsigned int i, cid; struct iscsi_task *aborted_task; + unsigned int tag; cid = beiscsi_conn->beiscsi_conn_cid; pwrb = io_task->pwrb_handle->pwrb; + memset(pwrb, 0, sizeof(*pwrb)); AMAP_SET_BITS(struct amap_iscsi_wrb, cmdsn_itt, pwrb, be32_to_cpu(task->cmdsn)); AMAP_SET_BITS(struct amap_iscsi_wrb, wrb_idx, pwrb, io_task->pwrb_handle->wrb_index); AMAP_SET_BITS(struct amap_iscsi_wrb, sgl_icd_idx, pwrb, io_task->psgl_handle->sgl_index); - switch (task->hdr->opcode & ISCSI_OPCODE_MASK) { case ISCSI_OP_LOGIN: - if (ring_mode) - io_task->psgl_handle->type = TGT_DM_CMD; - else - AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, - TGT_DM_CMD); + AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, + TGT_DM_CMD); AMAP_SET_BITS(struct amap_iscsi_wrb, dmsg, pwrb, 0); AMAP_SET_BITS(struct amap_iscsi_wrb, cmdsn_itt, pwrb, 1); hwi_write_buffer(pwrb, task); break; case ISCSI_OP_NOOP_OUT: - if (ring_mode) - io_task->psgl_handle->type = INI_RD_CMD; + AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, + INI_RD_CMD); + if (task->hdr->ttt == ISCSI_RESERVED_TAG) + AMAP_SET_BITS(struct amap_iscsi_wrb, dmsg, pwrb, 0); else - AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, - INI_RD_CMD); + AMAP_SET_BITS(struct amap_iscsi_wrb, dmsg, pwrb, 1); hwi_write_buffer(pwrb, task); break; case ISCSI_OP_TEXT: - if (ring_mode) - io_task->psgl_handle->type = INI_WR_CMD; - else - AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, - INI_WR_CMD); - AMAP_SET_BITS(struct amap_iscsi_wrb, dsp, pwrb, 1); + AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, + TGT_DM_CMD); + AMAP_SET_BITS(struct amap_iscsi_wrb, dmsg, pwrb, 0); hwi_write_buffer(pwrb, task); break; case ISCSI_OP_SCSI_TMFUNC: session = conn->session; i = ((struct iscsi_tm *)task->hdr)->rtt; phwi_ctrlr = phba->phwi_ctrlr; - pwrb_context = &phwi_ctrlr->wrb_context[cid]; + pwrb_context = &phwi_ctrlr->wrb_context[cid - + phba->fw_config.iscsi_cid_start]; pwrb_handle = pwrb_context->pwrb_handle_basestd[be32_to_cpu(i) >> 16]; aborted_task = pwrb_handle->pio_handle; @@ -3572,22 +3538,25 @@ static int beiscsi_mtask(struct iscsi_task *task) if (!aborted_io_task->scsi_cmnd) return 0; - mgmt_invalidate_icds(phba, + tag = mgmt_invalidate_icds(phba, aborted_io_task->psgl_handle->sgl_index, cid); - if (ring_mode) - io_task->psgl_handle->type = INI_TMF_CMD; - else - AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, - INI_TMF_CMD); + if (!tag) { + shost_printk(KERN_WARNING, phba->shost, + "mgmt_invalidate_icds could not be" + " submitted\n"); + } else { + wait_event_interruptible(phba->ctrl.mcc_wait[tag], + phba->ctrl.mcc_numtag[tag]); + free_mcc_tag(&phba->ctrl, tag); + } + AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, + INI_TMF_CMD); AMAP_SET_BITS(struct amap_iscsi_wrb, dmsg, pwrb, 0); hwi_write_buffer(pwrb, task); break; case ISCSI_OP_LOGOUT: AMAP_SET_BITS(struct amap_iscsi_wrb, dmsg, pwrb, 0); - if (ring_mode) - io_task->psgl_handle->type = HWH_TYPE_LOGOUT; - else AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, HWH_TYPE_LOGOUT); hwi_write_buffer(pwrb, task); @@ -3600,14 +3569,13 @@ static int beiscsi_mtask(struct iscsi_task *task) } AMAP_SET_BITS(struct amap_iscsi_wrb, r2t_exp_dtl, pwrb, - be32_to_cpu(task->data_count)); + task->data_count); AMAP_SET_BITS(struct amap_iscsi_wrb, ptr2nextwrb, pwrb, io_task->pwrb_handle->nxt_wrb_index); be_dws_le_to_cpu(pwrb, sizeof(struct iscsi_wrb)); doorbell |= cid & DB_WRB_POST_CID_MASK; - if (!ring_mode) - doorbell |= (io_task->pwrb_handle->wrb_index & + doorbell |= (io_task->pwrb_handle->wrb_index & DB_DEF_PDU_WRB_INDEX_MASK) << DB_DEF_PDU_WRB_INDEX_SHIFT; doorbell |= 1 << DB_DEF_PDU_NUM_POSTED_SHIFT; iowrite32(doorbell, phba->db_va + DB_TXULP0_OFFSET); @@ -3649,7 +3617,6 @@ static int beiscsi_task_xmit(struct iscsi_task *task) return beiscsi_iotask(task, sg, num_sg, xferlen, writedir); } - static void beiscsi_remove(struct pci_dev *pcidev) { struct beiscsi_hba *phba = NULL; @@ -3734,7 +3701,20 @@ static int __devinit beiscsi_dev_probe(struct pci_dev *pcidev, } SE_DEBUG(DBG_LVL_8, " phba = %p \n", phba); - pci_set_drvdata(pcidev, phba); + switch (pcidev->device) { + case BE_DEVICE_ID1: + case OC_DEVICE_ID1: + case OC_DEVICE_ID2: + phba->generation = BE_GEN2; + break; + case BE_DEVICE_ID2: + case OC_DEVICE_ID3: + phba->generation = BE_GEN3; + break; + default: + phba->generation = 0; + } + if (enable_msix) num_cpus = find_num_cpus(); else @@ -3754,7 +3734,15 @@ static int __devinit beiscsi_dev_probe(struct pci_dev *pcidev, spin_lock_init(&phba->io_sgl_lock); spin_lock_init(&phba->mgmt_sgl_lock); spin_lock_init(&phba->isr_lock); + ret = mgmt_get_fw_config(&phba->ctrl, phba); + if (ret != 0) { + shost_printk(KERN_ERR, phba->shost, + "Error getting fw config\n"); + goto free_port; + } + phba->shost->max_id = phba->fw_config.iscsi_cid_count; beiscsi_get_params(phba); + phba->shost->can_queue = phba->params.ios_per_ctrl; ret = beiscsi_init_port(phba); if (ret < 0) { shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe-" @@ -3762,6 +3750,15 @@ static int __devinit beiscsi_dev_probe(struct pci_dev *pcidev, goto free_port; } + for (i = 0; i < MAX_MCC_CMD ; i++) { + init_waitqueue_head(&phba->ctrl.mcc_wait[i + 1]); + phba->ctrl.mcc_tag[i] = i + 1; + phba->ctrl.mcc_numtag[i + 1] = 0; + phba->ctrl.mcc_tag_available++; + } + + phba->ctrl.mcc_alloc_index = phba->ctrl.mcc_free_index = 0; + snprintf(phba->wq_name, sizeof(phba->wq_name), "beiscsi_q_irq%u", phba->shost->host_no); phba->wq = create_workqueue(phba->wq_name); @@ -3836,7 +3833,7 @@ disable_pci: struct iscsi_transport beiscsi_iscsi_transport = { .owner = THIS_MODULE, .name = DRV_NAME, - .caps = CAP_RECOVERY_L0 | CAP_HDRDGST | + .caps = CAP_RECOVERY_L0 | CAP_HDRDGST | CAP_TEXT_NEGO | CAP_MULTI_R2T | CAP_DATADGST | CAP_DATA_PATH_OFFLOAD, .param_mask = ISCSI_MAX_RECV_DLENGTH | ISCSI_MAX_XMIT_DLENGTH | @@ -3859,7 +3856,7 @@ struct iscsi_transport beiscsi_iscsi_transport = { ISCSI_USERNAME | ISCSI_PASSWORD | ISCSI_USERNAME_IN | ISCSI_PASSWORD_IN | ISCSI_FAST_ABORT | ISCSI_ABORT_TMO | - ISCSI_LU_RESET_TMO | ISCSI_TGT_RESET_TMO | + ISCSI_LU_RESET_TMO | ISCSI_PING_TMO | ISCSI_RECV_TMO | ISCSI_IFACE_NAME | ISCSI_INITIATOR_NAME, .host_param_mask = ISCSI_HOST_HWADDRESS | ISCSI_HOST_IPADDRESS | @@ -3905,7 +3902,7 @@ static int __init beiscsi_module_init(void) SE_DEBUG(DBG_LVL_1, "beiscsi_module_init - Unable to register beiscsi" "transport.\n"); - ret = -ENOMEM; + return -ENOMEM; } SE_DEBUG(DBG_LVL_8, "In beiscsi_module_init, tt=%p \n", &beiscsi_iscsi_transport); @@ -3917,7 +3914,6 @@ static int __init beiscsi_module_init(void) "beiscsi pci driver.\n"); goto unregister_iscsi_transport; } - ring_mode = 0; return 0; unregister_iscsi_transport: diff --git a/drivers/scsi/be2iscsi/be_main.h b/drivers/scsi/be2iscsi/be_main.h index 25e6b208b77..c53a80ab796 100644 --- a/drivers/scsi/be2iscsi/be_main.h +++ b/drivers/scsi/be2iscsi/be_main.h @@ -1,5 +1,5 @@ /** - * Copyright (C) 2005 - 2009 ServerEngines + * Copyright (C) 2005 - 2010 ServerEngines * All rights reserved. * * This program is free software; you can redistribute it and/or @@ -40,31 +40,29 @@ #define DRV_DESC BE_NAME " " "Driver" #define BE_VENDOR_ID 0x19A2 +/* DEVICE ID's for BE2 */ #define BE_DEVICE_ID1 0x212 #define OC_DEVICE_ID1 0x702 #define OC_DEVICE_ID2 0x703 + +/* DEVICE ID's for BE3 */ +#define BE_DEVICE_ID2 0x222 #define OC_DEVICE_ID3 0x712 -#define OC_DEVICE_ID4 0x222 -#define BE2_MAX_SESSIONS 64 +#define BE2_IO_DEPTH 1024 +#define BE2_MAX_SESSIONS 256 #define BE2_CMDS_PER_CXN 128 -#define BE2_LOGOUTS BE2_MAX_SESSIONS #define BE2_TMFS 16 #define BE2_NOPOUT_REQ 16 -#define BE2_ASYNCPDUS BE2_MAX_SESSIONS -#define BE2_MAX_ICDS 2048 #define BE2_SGE 32 #define BE2_DEFPDU_HDR_SZ 64 #define BE2_DEFPDU_DATA_SZ 8192 -#define BE2_IO_DEPTH \ - (BE2_MAX_ICDS / 2 - (BE2_LOGOUTS + BE2_TMFS + BE2_NOPOUT_REQ)) #define MAX_CPUS 31 -#define BEISCSI_SGLIST_ELEMENTS BE2_SGE +#define BEISCSI_SGLIST_ELEMENTS 30 -#define BEISCSI_MAX_CMNDS 1024 /* Max IO's per Ctrlr sht->can_queue */ #define BEISCSI_CMD_PER_LUN 128 /* scsi_host->cmd_per_lun */ -#define BEISCSI_MAX_SECTORS 2048 /* scsi_host->max_sectors */ +#define BEISCSI_MAX_SECTORS 256 /* scsi_host->max_sectors */ #define BEISCSI_MAX_CMD_LEN 16 /* scsi_host->max_cmd_len */ #define BEISCSI_NUM_MAX_LUN 256 /* scsi_host->max_lun */ @@ -330,6 +328,7 @@ struct beiscsi_hba { struct workqueue_struct *wq; /* The actuak work queue */ struct work_struct work_cqs; /* The work being queued */ struct be_ctrl_info ctrl; + unsigned int generation; }; struct beiscsi_session { @@ -656,11 +655,12 @@ struct amap_iscsi_wrb { } __packed; -struct wrb_handle *alloc_wrb_handle(struct beiscsi_hba *phba, unsigned int cid, - int index); +struct wrb_handle *alloc_wrb_handle(struct beiscsi_hba *phba, unsigned int cid); void free_mgmt_sgl_handle(struct beiscsi_hba *phba, struct sgl_handle *psgl_handle); +void beiscsi_process_all_cqs(struct work_struct *work); + struct pdu_nop_out { u32 dw[12]; }; @@ -802,7 +802,6 @@ struct hwi_controller { struct be_ring default_pdu_hdr; struct be_ring default_pdu_data; struct hwi_context_memory *phwi_ctxt; - unsigned short cq_errors[CXN_KILLED_CMND_DATA_NOT_ON_SAME_CONN]; }; enum hwh_type_enum { diff --git a/drivers/scsi/be2iscsi/be_mgmt.c b/drivers/scsi/be2iscsi/be_mgmt.c index 79c2bd525a8..317bcd042ce 100644 --- a/drivers/scsi/be2iscsi/be_mgmt.c +++ b/drivers/scsi/be2iscsi/be_mgmt.c @@ -1,5 +1,5 @@ /** - * Copyright (C) 2005 - 2009 ServerEngines + * Copyright (C) 2005 - 2010 ServerEngines * All rights reserved. * * This program is free software; you can redistribute it and/or @@ -48,6 +48,14 @@ unsigned char mgmt_get_fw_config(struct be_ctrl_info *ctrl, pfw_cfg->ulp[0].sq_base; phba->fw_config.iscsi_cid_count = pfw_cfg->ulp[0].sq_count; + if (phba->fw_config.iscsi_cid_count > (BE2_MAX_SESSIONS / 2)) { + SE_DEBUG(DBG_LVL_8, + "FW reported MAX CXNS as %d \t" + "Max Supported = %d.\n", + phba->fw_config.iscsi_cid_count, + BE2_MAX_SESSIONS); + phba->fw_config.iscsi_cid_count = BE2_MAX_SESSIONS / 2; + } } else { shost_printk(KERN_WARNING, phba->shost, "Failed in mgmt_get_fw_config \n"); @@ -77,6 +85,7 @@ unsigned char mgmt_check_supported_fw(struct be_ctrl_info *ctrl, } nonemb_cmd.size = sizeof(struct be_mgmt_controller_attributes); req = nonemb_cmd.va; + memset(req, 0, sizeof(*req)); spin_lock(&ctrl->mbox_lock); memset(wrb, 0, sizeof(*wrb)); be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1); @@ -140,10 +149,17 @@ unsigned char mgmt_invalidate_icds(struct beiscsi_hba *phba, { struct be_dma_mem nonemb_cmd; struct be_ctrl_info *ctrl = &phba->ctrl; - struct be_mcc_wrb *wrb = wrb_from_mccq(phba); - struct be_sge *sge = nonembedded_sgl(wrb); + struct be_mcc_wrb *wrb; + struct be_sge *sge; struct invalidate_commands_params_in *req; - int status = 0; + unsigned int tag = 0; + + spin_lock(&ctrl->mbox_lock); + tag = alloc_mcc_tag(phba); + if (!tag) { + spin_unlock(&ctrl->mbox_lock); + return tag; + } nonemb_cmd.va = pci_alloc_consistent(ctrl->pdev, sizeof(struct invalidate_commands_params_in), @@ -156,8 +172,10 @@ unsigned char mgmt_invalidate_icds(struct beiscsi_hba *phba, } nonemb_cmd.size = sizeof(struct invalidate_commands_params_in); req = nonemb_cmd.va; - spin_lock(&ctrl->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + memset(req, 0, sizeof(*req)); + wrb = wrb_from_mccq(phba); + sge = nonembedded_sgl(wrb); + wrb->tag0 |= tag; be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1); be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI, @@ -172,14 +190,12 @@ unsigned char mgmt_invalidate_icds(struct beiscsi_hba *phba, sge->pa_lo = cpu_to_le32(nonemb_cmd.dma & 0xFFFFFFFF); sge->len = cpu_to_le32(nonemb_cmd.size); - status = be_mcc_notify_wait(phba); - if (status) - SE_DEBUG(DBG_LVL_1, "ICDS Invalidation Failed\n"); + be_mcc_notify(phba); spin_unlock(&ctrl->mbox_lock); if (nonemb_cmd.va) pci_free_consistent(ctrl->pdev, nonemb_cmd.size, nonemb_cmd.va, nonemb_cmd.dma); - return status; + return tag; } unsigned char mgmt_invalidate_connection(struct beiscsi_hba *phba, @@ -189,13 +205,19 @@ unsigned char mgmt_invalidate_connection(struct beiscsi_hba *phba, unsigned short savecfg_flag) { struct be_ctrl_info *ctrl = &phba->ctrl; - struct be_mcc_wrb *wrb = wrb_from_mccq(phba); - struct iscsi_invalidate_connection_params_in *req = - embedded_payload(wrb); - int status = 0; + struct be_mcc_wrb *wrb; + struct iscsi_invalidate_connection_params_in *req; + unsigned int tag = 0; spin_lock(&ctrl->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + tag = alloc_mcc_tag(phba); + if (!tag) { + spin_unlock(&ctrl->mbox_lock); + return tag; + } + wrb = wrb_from_mccq(phba); + wrb->tag0 |= tag; + req = embedded_payload(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI, @@ -208,35 +230,37 @@ unsigned char mgmt_invalidate_connection(struct beiscsi_hba *phba, else req->cleanup_type = CMD_ISCSI_CONNECTION_INVALIDATE; req->save_cfg = savecfg_flag; - status = be_mcc_notify_wait(phba); - if (status) - SE_DEBUG(DBG_LVL_1, "Invalidation Failed\n"); - + be_mcc_notify(phba); spin_unlock(&ctrl->mbox_lock); - return status; + return tag; } unsigned char mgmt_upload_connection(struct beiscsi_hba *phba, unsigned short cid, unsigned int upload_flag) { struct be_ctrl_info *ctrl = &phba->ctrl; - struct be_mcc_wrb *wrb = wrb_from_mccq(phba); - struct tcp_upload_params_in *req = embedded_payload(wrb); - int status = 0; + struct be_mcc_wrb *wrb; + struct tcp_upload_params_in *req; + unsigned int tag = 0; spin_lock(&ctrl->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + tag = alloc_mcc_tag(phba); + if (!tag) { + spin_unlock(&ctrl->mbox_lock); + return tag; + } + wrb = wrb_from_mccq(phba); + req = embedded_payload(wrb); + wrb->tag0 |= tag; be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); be_cmd_hdr_prepare(&req->hdr, CMD_COMMON_TCP_UPLOAD, OPCODE_COMMON_TCP_UPLOAD, sizeof(*req)); req->id = (unsigned short)cid; req->upload_type = (unsigned char)upload_flag; - status = be_mcc_notify_wait(phba); - if (status) - SE_DEBUG(DBG_LVL_1, "mgmt_upload_connection Failed\n"); + be_mcc_notify(phba); spin_unlock(&ctrl->mbox_lock); - return status; + return tag; } int mgmt_open_connection(struct beiscsi_hba *phba, @@ -248,13 +272,13 @@ int mgmt_open_connection(struct beiscsi_hba *phba, struct sockaddr_in *daddr_in = (struct sockaddr_in *)dst_addr; struct sockaddr_in6 *daddr_in6 = (struct sockaddr_in6 *)dst_addr; struct be_ctrl_info *ctrl = &phba->ctrl; - struct be_mcc_wrb *wrb = wrb_from_mccq(phba); - struct tcp_connect_and_offload_in *req = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct tcp_connect_and_offload_in *req; unsigned short def_hdr_id; unsigned short def_data_id; struct phys_addr template_address = { 0, 0 }; struct phys_addr *ptemplate_address; - int status = 0; + unsigned int tag = 0; unsigned int i; unsigned short cid = beiscsi_ep->ep_cid; @@ -266,7 +290,14 @@ int mgmt_open_connection(struct beiscsi_hba *phba, ptemplate_address = &template_address; ISCSI_GET_PDU_TEMPLATE_ADDRESS(phba, ptemplate_address); spin_lock(&ctrl->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + tag = alloc_mcc_tag(phba); + if (!tag) { + spin_unlock(&ctrl->mbox_lock); + return tag; + } + wrb = wrb_from_mccq(phba); + req = embedded_payload(wrb); + wrb->tag0 |= tag; be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI, @@ -311,46 +342,36 @@ int mgmt_open_connection(struct beiscsi_hba *phba, req->do_offload = 1; req->dataout_template_pa.lo = ptemplate_address->lo; req->dataout_template_pa.hi = ptemplate_address->hi; - status = be_mcc_notify_wait(phba); - if (!status) { - struct iscsi_endpoint *ep; - struct tcp_connect_and_offload_out *ptcpcnct_out = - embedded_payload(wrb); - - ep = phba->ep_array[ptcpcnct_out->cid]; - beiscsi_ep = ep->dd_data; - beiscsi_ep->fw_handle = ptcpcnct_out->connection_handle; - beiscsi_ep->cid_vld = 1; - SE_DEBUG(DBG_LVL_8, "mgmt_open_connection Success\n"); - } else - SE_DEBUG(DBG_LVL_1, "mgmt_open_connection Failed\n"); + be_mcc_notify(phba); spin_unlock(&ctrl->mbox_lock); - return status; + return tag; } -int be_cmd_get_mac_addr(struct beiscsi_hba *phba, u8 *mac_addr) +unsigned int be_cmd_get_mac_addr(struct beiscsi_hba *phba) { struct be_ctrl_info *ctrl = &phba->ctrl; - struct be_mcc_wrb *wrb = wrb_from_mccq(phba); - struct be_cmd_req_get_mac_addr *req = embedded_payload(wrb); - int status; + struct be_mcc_wrb *wrb; + struct be_cmd_req_get_mac_addr *req; + unsigned int tag = 0; SE_DEBUG(DBG_LVL_8, "In be_cmd_get_mac_addr\n"); spin_lock(&ctrl->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + tag = alloc_mcc_tag(phba); + if (!tag) { + spin_unlock(&ctrl->mbox_lock); + return tag; + } + + wrb = wrb_from_mccq(phba); + req = embedded_payload(wrb); + wrb->tag0 |= tag; be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI, OPCODE_COMMON_ISCSI_NTWK_GET_NIC_CONFIG, sizeof(*req)); - status = be_mcc_notify_wait(phba); - if (!status) { - struct be_cmd_resp_get_mac_addr *resp = embedded_payload(wrb); - - memcpy(mac_addr, resp->mac_address, ETH_ALEN); - } - + be_mcc_notify(phba); spin_unlock(&ctrl->mbox_lock); - return status; + return tag; } diff --git a/drivers/scsi/be2iscsi/be_mgmt.h b/drivers/scsi/be2iscsi/be_mgmt.h index 24eaff923f8..ecead6a5aa5 100644 --- a/drivers/scsi/be2iscsi/be_mgmt.h +++ b/drivers/scsi/be2iscsi/be_mgmt.h @@ -1,5 +1,5 @@ /** - * Copyright (C) 2005 - 2009 ServerEngines + * Copyright (C) 2005 - 2010 ServerEngines * All rights reserved. * * This program is free software; you can redistribute it and/or @@ -231,6 +231,7 @@ struct beiscsi_endpoint { struct beiscsi_hba *phba; struct beiscsi_sess *sess; struct beiscsi_conn *conn; + struct iscsi_endpoint *openiscsi_ep; unsigned short ip_type; char dst6_addr[ISCSI_ADDRESS_BUF_LEN]; unsigned long dst_addr; @@ -249,7 +250,4 @@ unsigned char mgmt_invalidate_connection(struct beiscsi_hba *phba, unsigned short issue_reset, unsigned short savecfg_flag); -unsigned char mgmt_fw_cmd(struct be_ctrl_info *ctrl, - struct beiscsi_hba *phba, - char *buf, unsigned int len); #endif diff --git a/drivers/scsi/bnx2i/bnx2i_iscsi.c b/drivers/scsi/bnx2i/bnx2i_iscsi.c index 33b2294625b..1c4d1215769 100644 --- a/drivers/scsi/bnx2i/bnx2i_iscsi.c +++ b/drivers/scsi/bnx2i/bnx2i_iscsi.c @@ -1426,8 +1426,8 @@ static int bnx2i_conn_get_param(struct iscsi_cls_conn *cls_conn, break; case ISCSI_PARAM_CONN_ADDRESS: if (bnx2i_conn->ep) - len = sprintf(buf, NIPQUAD_FMT "\n", - NIPQUAD(bnx2i_conn->ep->cm_sk->dst_ip)); + len = sprintf(buf, "%pI4\n", + &bnx2i_conn->ep->cm_sk->dst_ip); break; default: return iscsi_conn_get_param(cls_conn, param, buf); @@ -1990,6 +1990,7 @@ static struct scsi_host_template bnx2i_host_template = { .eh_abort_handler = iscsi_eh_abort, .eh_device_reset_handler = iscsi_eh_device_reset, .eh_target_reset_handler = iscsi_eh_target_reset, + .change_queue_depth = iscsi_change_queue_depth, .can_queue = 1024, .max_sectors = 127, .cmd_per_lun = 32, diff --git a/drivers/scsi/constants.c b/drivers/scsi/constants.c index 9129bcf117c..cd05e049d5f 100644 --- a/drivers/scsi/constants.c +++ b/drivers/scsi/constants.c @@ -219,18 +219,15 @@ static void print_opcode_name(unsigned char * cdbp, int cdb_len) break; } sa = (cdbp[8] << 8) + cdbp[9]; - name = get_sa_name(maint_in_arr, MAINT_IN_SZ, sa); - if (name) { + name = get_sa_name(variable_length_arr, VARIABLE_LENGTH_SZ, sa); + if (name) printk("%s", name); - if ((cdb_len > 0) && (len != cdb_len)) - printk(", in_cdb_len=%d, ext_len=%d", - len, cdb_len); - } else { + else printk("cdb[0]=0x%x, sa=0x%x", cdb0, sa); - if ((cdb_len > 0) && (len != cdb_len)) - printk(", in_cdb_len=%d, ext_len=%d", - len, cdb_len); - } + + if ((cdb_len > 0) && (len != cdb_len)) + printk(", in_cdb_len=%d, ext_len=%d", len, cdb_len); + break; case MAINTENANCE_IN: sa = cdbp[1] & 0x1f; @@ -349,6 +346,9 @@ void scsi_print_command(struct scsi_cmnd *cmd) { int k; + if (cmd->cmnd == NULL) + return; + scmd_printk(KERN_INFO, cmd, "CDB: "); print_opcode_name(cmd->cmnd, cmd->cmd_len); diff --git a/drivers/scsi/cxgb3i/cxgb3i_iscsi.c b/drivers/scsi/cxgb3i/cxgb3i_iscsi.c index 969c83162cc..412853c6537 100644 --- a/drivers/scsi/cxgb3i/cxgb3i_iscsi.c +++ b/drivers/scsi/cxgb3i/cxgb3i_iscsi.c @@ -591,8 +591,7 @@ static int cxgb3i_conn_bind(struct iscsi_cls_session *cls_session, cxgb3i_conn_max_recv_dlength(conn); spin_lock_bh(&conn->session->lock); - sprintf(conn->portal_address, NIPQUAD_FMT, - NIPQUAD(c3cn->daddr.sin_addr.s_addr)); + sprintf(conn->portal_address, "%pI4", &c3cn->daddr.sin_addr.s_addr); conn->portal_port = ntohs(c3cn->daddr.sin_port); spin_unlock_bh(&conn->session->lock); @@ -709,6 +708,12 @@ static int cxgb3i_host_set_param(struct Scsi_Host *shost, { struct cxgb3i_hba *hba = iscsi_host_priv(shost); + if (!hba->ndev) { + shost_printk(KERN_ERR, shost, "Could not set host param. " + "Netdev for host not set.\n"); + return -ENODEV; + } + cxgb3i_api_debug("param %d, buf %s.\n", param, buf); switch (param) { @@ -739,6 +744,12 @@ static int cxgb3i_host_get_param(struct Scsi_Host *shost, struct cxgb3i_hba *hba = iscsi_host_priv(shost); int len = 0; + if (!hba->ndev) { + shost_printk(KERN_ERR, shost, "Could not set host param. " + "Netdev for host not set.\n"); + return -ENODEV; + } + cxgb3i_api_debug("hba %s, param %d.\n", hba->ndev->name, param); switch (param) { @@ -753,7 +764,7 @@ static int cxgb3i_host_get_param(struct Scsi_Host *shost, __be32 addr; addr = cxgb3i_get_private_ipv4addr(hba->ndev); - len = sprintf(buf, NIPQUAD_FMT, NIPQUAD(addr)); + len = sprintf(buf, "%pI4", &addr); break; } default: diff --git a/drivers/scsi/cxgb3i/cxgb3i_offload.c b/drivers/scsi/cxgb3i/cxgb3i_offload.c index 15a00e8b712..3e08c430ff2 100644 --- a/drivers/scsi/cxgb3i/cxgb3i_offload.c +++ b/drivers/scsi/cxgb3i/cxgb3i_offload.c @@ -1675,10 +1675,11 @@ int cxgb3i_c3cn_connect(struct net_device *dev, struct s3_conn *c3cn, } else c3cn->saddr.sin_addr.s_addr = sipv4; - c3cn_conn_debug("c3cn 0x%p, %u.%u.%u.%u,%u-%u.%u.%u.%u,%u SYN_SENT.\n", - c3cn, NIPQUAD(c3cn->saddr.sin_addr.s_addr), + c3cn_conn_debug("c3cn 0x%p, %pI4,%u-%pI4,%u SYN_SENT.\n", + c3cn, + &c3cn->saddr.sin_addr.s_addr, ntohs(c3cn->saddr.sin_port), - NIPQUAD(c3cn->daddr.sin_addr.s_addr), + &c3cn->daddr.sin_addr.s_addr, ntohs(c3cn->daddr.sin_port)); c3cn_set_state(c3cn, C3CN_STATE_CONNECTING); diff --git a/drivers/scsi/cxgb3i/cxgb3i_pdu.c b/drivers/scsi/cxgb3i/cxgb3i_pdu.c index 1fe3b0f1f3c..9c38539557f 100644 --- a/drivers/scsi/cxgb3i/cxgb3i_pdu.c +++ b/drivers/scsi/cxgb3i/cxgb3i_pdu.c @@ -461,10 +461,8 @@ void cxgb3i_conn_pdu_ready(struct s3_conn *c3cn) skb = skb_peek(&c3cn->receive_queue); } read_unlock(&c3cn->callback_lock); - if (c3cn) { - c3cn->copied_seq += read; - cxgb3i_c3cn_rx_credits(c3cn, read); - } + c3cn->copied_seq += read; + cxgb3i_c3cn_rx_credits(c3cn, read); conn->rxdata_octets += read; if (err) { diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c index 4f0d0138f48..bc9e94f5915 100644 --- a/drivers/scsi/device_handler/scsi_dh_alua.c +++ b/drivers/scsi/device_handler/scsi_dh_alua.c @@ -717,6 +717,8 @@ static const struct scsi_dh_devlist alua_dev_list[] = { {"IBM", "2145" }, {"Pillar", "Axiom" }, {"Intel", "Multi-Flex"}, + {"NETAPP", "LUN"}, + {"AIX", "NVDISK"}, {NULL, NULL} }; diff --git a/drivers/scsi/eata.c b/drivers/scsi/eata.c index c7076ce25e2..3c5abf7cd76 100644 --- a/drivers/scsi/eata.c +++ b/drivers/scsi/eata.c @@ -1509,7 +1509,7 @@ static int option_setup(char *str) char *cur = str; int i = 1; - while (cur && isdigit(*cur) && i <= MAX_INT_PARAM) { + while (cur && isdigit(*cur) && i < MAX_INT_PARAM) { ints[i++] = simple_strtoul(cur, NULL, 0); if ((cur = strchr(cur, ',')) != NULL) diff --git a/drivers/scsi/esp_scsi.c b/drivers/scsi/esp_scsi.c index a680e18b5f3..e2bc779f86c 100644 --- a/drivers/scsi/esp_scsi.c +++ b/drivers/scsi/esp_scsi.c @@ -1449,9 +1449,6 @@ static void esp_msgin_sdtr(struct esp *esp, struct esp_target_data *tp) if (offset > 15) goto do_reject; - if (esp->flags & ESP_FLAG_DISABLE_SYNC) - offset = 0; - if (offset) { int one_clock; @@ -2405,12 +2402,6 @@ static int esp_slave_configure(struct scsi_device *dev) struct esp_target_data *tp = &esp->target[dev->id]; int goal_tags, queue_depth; - if (esp->flags & ESP_FLAG_DISABLE_SYNC) { - /* Bypass async domain validation */ - dev->ppr = 0; - dev->sdtr = 0; - } - goal_tags = 0; if (dev->tagged_supported) { @@ -2660,7 +2651,10 @@ static void esp_set_offset(struct scsi_target *target, int offset) struct esp *esp = shost_priv(host); struct esp_target_data *tp = &esp->target[target->id]; - tp->nego_goal_offset = offset; + if (esp->flags & ESP_FLAG_DISABLE_SYNC) + tp->nego_goal_offset = 0; + else + tp->nego_goal_offset = offset; tp->flags |= ESP_TGT_CHECK_NEGO; } diff --git a/drivers/scsi/fnic/fnic.h b/drivers/scsi/fnic/fnic.h index bb208a6091e..3966c71d009 100644 --- a/drivers/scsi/fnic/fnic.h +++ b/drivers/scsi/fnic/fnic.h @@ -36,7 +36,7 @@ #define DRV_NAME "fnic" #define DRV_DESCRIPTION "Cisco FCoE HBA Driver" -#define DRV_VERSION "1.0.0.1121" +#define DRV_VERSION "1.4.0.98" #define PFX DRV_NAME ": " #define DFX DRV_NAME "%d: " diff --git a/drivers/scsi/fnic/fnic_main.c b/drivers/scsi/fnic/fnic_main.c index fe1b1031f7a..507e26c1c29 100644 --- a/drivers/scsi/fnic/fnic_main.c +++ b/drivers/scsi/fnic/fnic_main.c @@ -620,6 +620,8 @@ static int __devinit fnic_probe(struct pci_dev *pdev, if (fnic->config.flags & VFCF_FIP_CAPABLE) { shost_printk(KERN_INFO, fnic->lport->host, "firmware supports FIP\n"); + /* enable directed and multicast */ + vnic_dev_packet_filter(fnic->vdev, 1, 1, 0, 0, 0); vnic_dev_add_addr(fnic->vdev, FIP_ALL_ENODE_MACS); vnic_dev_add_addr(fnic->vdev, fnic->ctlr.ctl_src_addr); } else { @@ -698,6 +700,8 @@ static int __devinit fnic_probe(struct pci_dev *pdev, goto err_out_remove_scsi_host; } + fc_lport_init_stats(lp); + fc_lport_config(lp); if (fc_set_mfs(lp, fnic->config.maxdatafieldsize + diff --git a/drivers/scsi/fnic/vnic_devcmd.h b/drivers/scsi/fnic/vnic_devcmd.h index d62b9061bf1..7c9ccbd4134 100644 --- a/drivers/scsi/fnic/vnic_devcmd.h +++ b/drivers/scsi/fnic/vnic_devcmd.h @@ -94,7 +94,7 @@ enum vnic_devcmd_cmd { CMD_STATS_DUMP = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 4), /* set Rx packet filter: (u32)a0=filters (see CMD_PFILTER_*) */ - CMD_PACKET_FILTER = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 7), + CMD_PACKET_FILTER = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 7), /* hang detection notification */ CMD_HANG_NOTIFY = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 8), diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c index 9e8fce0f0c1..ba3c94c9c25 100644 --- a/drivers/scsi/gdth.c +++ b/drivers/scsi/gdth.c @@ -140,40 +140,40 @@ #include "gdth.h" static void gdth_delay(int milliseconds); -static void gdth_eval_mapping(ulong32 size, ulong32 *cyls, int *heads, int *secs); +static void gdth_eval_mapping(u32 size, u32 *cyls, int *heads, int *secs); static irqreturn_t gdth_interrupt(int irq, void *dev_id); static irqreturn_t __gdth_interrupt(gdth_ha_str *ha, int gdth_from_wait, int* pIndex); -static int gdth_sync_event(gdth_ha_str *ha, int service, unchar index, +static int gdth_sync_event(gdth_ha_str *ha, int service, u8 index, Scsi_Cmnd *scp); static int gdth_async_event(gdth_ha_str *ha); static void gdth_log_event(gdth_evt_data *dvr, char *buffer); -static void gdth_putq(gdth_ha_str *ha, Scsi_Cmnd *scp, unchar priority); +static void gdth_putq(gdth_ha_str *ha, Scsi_Cmnd *scp, u8 priority); static void gdth_next(gdth_ha_str *ha); -static int gdth_fill_raw_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, unchar b); +static int gdth_fill_raw_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, u8 b); static int gdth_special_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp); -static gdth_evt_str *gdth_store_event(gdth_ha_str *ha, ushort source, - ushort idx, gdth_evt_data *evt); +static gdth_evt_str *gdth_store_event(gdth_ha_str *ha, u16 source, + u16 idx, gdth_evt_data *evt); static int gdth_read_event(gdth_ha_str *ha, int handle, gdth_evt_str *estr); -static void gdth_readapp_event(gdth_ha_str *ha, unchar application, +static void gdth_readapp_event(gdth_ha_str *ha, u8 application, gdth_evt_str *estr); static void gdth_clear_events(void); static void gdth_copy_internal_data(gdth_ha_str *ha, Scsi_Cmnd *scp, - char *buffer, ushort count); + char *buffer, u16 count); static int gdth_internal_cache_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp); -static int gdth_fill_cache_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, ushort hdrive); +static int gdth_fill_cache_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, u16 hdrive); static void gdth_enable_int(gdth_ha_str *ha); static int gdth_test_busy(gdth_ha_str *ha); static int gdth_get_cmd_index(gdth_ha_str *ha); static void gdth_release_event(gdth_ha_str *ha); -static int gdth_wait(gdth_ha_str *ha, int index,ulong32 time); -static int gdth_internal_cmd(gdth_ha_str *ha, unchar service, ushort opcode, - ulong32 p1, ulong64 p2,ulong64 p3); +static int gdth_wait(gdth_ha_str *ha, int index,u32 time); +static int gdth_internal_cmd(gdth_ha_str *ha, u8 service, u16 opcode, + u32 p1, u64 p2,u64 p3); static int gdth_search_drives(gdth_ha_str *ha); -static int gdth_analyse_hdrive(gdth_ha_str *ha, ushort hdrive); +static int gdth_analyse_hdrive(gdth_ha_str *ha, u16 hdrive); static const char *gdth_ctr_name(gdth_ha_str *ha); @@ -189,7 +189,7 @@ static int __gdth_queuecommand(gdth_ha_str *ha, struct scsi_cmnd *scp, static void gdth_scsi_done(struct scsi_cmnd *scp); #ifdef DEBUG_GDTH -static unchar DebugState = DEBUG_GDTH; +static u8 DebugState = DEBUG_GDTH; #ifdef __SERIAL__ #define MAX_SERBUF 160 @@ -270,30 +270,30 @@ static int ser_printk(const char *fmt, ...) #endif #ifdef GDTH_STATISTICS -static ulong32 max_rq=0, max_index=0, max_sg=0; +static u32 max_rq=0, max_index=0, max_sg=0; #ifdef INT_COAL -static ulong32 max_int_coal=0; +static u32 max_int_coal=0; #endif -static ulong32 act_ints=0, act_ios=0, act_stats=0, act_rq=0; +static u32 act_ints=0, act_ios=0, act_stats=0, act_rq=0; static struct timer_list gdth_timer; #endif -#define PTR2USHORT(a) (ushort)(ulong)(a) +#define PTR2USHORT(a) (u16)(unsigned long)(a) #define GDTOFFSOF(a,b) (size_t)&(((a*)0)->b) #define INDEX_OK(i,t) ((i)<ARRAY_SIZE(t)) #define BUS_L2P(a,b) ((b)>(a)->virt_bus ? (b-1):(b)) #ifdef CONFIG_ISA -static unchar gdth_drq_tab[4] = {5,6,7,7}; /* DRQ table */ +static u8 gdth_drq_tab[4] = {5,6,7,7}; /* DRQ table */ #endif #if defined(CONFIG_EISA) || defined(CONFIG_ISA) -static unchar gdth_irq_tab[6] = {0,10,11,12,14,0}; /* IRQ table */ +static u8 gdth_irq_tab[6] = {0,10,11,12,14,0}; /* IRQ table */ #endif -static unchar gdth_polling; /* polling if TRUE */ +static u8 gdth_polling; /* polling if TRUE */ static int gdth_ctr_count = 0; /* controller count */ static LIST_HEAD(gdth_instances); /* controller list */ -static unchar gdth_write_through = FALSE; /* write through */ +static u8 gdth_write_through = FALSE; /* write through */ static gdth_evt_str ebuffer[MAX_EVENTS]; /* event buffer */ static int elastidx; static int eoldidx; @@ -303,7 +303,7 @@ static int major; #define DOU 2 /* OUT data direction */ #define DNO DIN /* no data transfer */ #define DUN DIN /* unknown data direction */ -static unchar gdth_direction_tab[0x100] = { +static u8 gdth_direction_tab[0x100] = { DNO,DNO,DIN,DIN,DOU,DIN,DIN,DOU,DIN,DUN,DOU,DOU,DUN,DUN,DUN,DIN, DNO,DIN,DIN,DOU,DIN,DOU,DNO,DNO,DOU,DNO,DIN,DNO,DIN,DOU,DNO,DUN, DIN,DUN,DIN,DUN,DOU,DIN,DUN,DUN,DIN,DIN,DOU,DNO,DUN,DIN,DOU,DOU, @@ -390,7 +390,7 @@ static gdth_ha_str *gdth_find_ha(int hanum) static struct gdth_cmndinfo *gdth_get_cmndinfo(gdth_ha_str *ha) { struct gdth_cmndinfo *priv = NULL; - ulong flags; + unsigned long flags; int i; spin_lock_irqsave(&ha->smp_lock, flags); @@ -493,7 +493,7 @@ int gdth_execute(struct Scsi_Host *shost, gdth_cmd_str *gdtcmd, char *cmnd, return rval; } -static void gdth_eval_mapping(ulong32 size, ulong32 *cyls, int *heads, int *secs) +static void gdth_eval_mapping(u32 size, u32 *cyls, int *heads, int *secs) { *cyls = size /HEADS/SECS; if (*cyls <= MAXCYLS) { @@ -514,9 +514,9 @@ static void gdth_eval_mapping(ulong32 size, ulong32 *cyls, int *heads, int *secs /* controller search and initialization functions */ #ifdef CONFIG_EISA -static int __init gdth_search_eisa(ushort eisa_adr) +static int __init gdth_search_eisa(u16 eisa_adr) { - ulong32 id; + u32 id; TRACE(("gdth_search_eisa() adr. %x\n",eisa_adr)); id = inl(eisa_adr+ID0REG); @@ -533,13 +533,13 @@ static int __init gdth_search_eisa(ushort eisa_adr) #endif /* CONFIG_EISA */ #ifdef CONFIG_ISA -static int __init gdth_search_isa(ulong32 bios_adr) +static int __init gdth_search_isa(u32 bios_adr) { void __iomem *addr; - ulong32 id; + u32 id; TRACE(("gdth_search_isa() bios adr. %x\n",bios_adr)); - if ((addr = ioremap(bios_adr+BIOS_ID_OFFS, sizeof(ulong32))) != NULL) { + if ((addr = ioremap(bios_adr+BIOS_ID_OFFS, sizeof(u32))) != NULL) { id = readl(addr); iounmap(addr); if (id == GDT2_ID) /* GDT2000 */ @@ -551,7 +551,7 @@ static int __init gdth_search_isa(ulong32 bios_adr) #ifdef CONFIG_PCI -static bool gdth_search_vortex(ushort device) +static bool gdth_search_vortex(u16 device) { if (device <= PCI_DEVICE_ID_VORTEX_GDT6555) return true; @@ -603,9 +603,9 @@ static void __devexit gdth_pci_remove_one(struct pci_dev *pdev) static int __devinit gdth_pci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { - ushort vendor = pdev->vendor; - ushort device = pdev->device; - ulong base0, base1, base2; + u16 vendor = pdev->vendor; + u16 device = pdev->device; + unsigned long base0, base1, base2; int rc; gdth_pci_str gdth_pcistr; gdth_ha_str *ha = NULL; @@ -658,10 +658,10 @@ static int __devinit gdth_pci_init_one(struct pci_dev *pdev, #endif /* CONFIG_PCI */ #ifdef CONFIG_EISA -static int __init gdth_init_eisa(ushort eisa_adr,gdth_ha_str *ha) +static int __init gdth_init_eisa(u16 eisa_adr,gdth_ha_str *ha) { - ulong32 retries,id; - unchar prot_ver,eisacf,i,irq_found; + u32 retries,id; + u8 prot_ver,eisacf,i,irq_found; TRACE(("gdth_init_eisa() adr. %x\n",eisa_adr)); @@ -688,7 +688,7 @@ static int __init gdth_init_eisa(ushort eisa_adr,gdth_ha_str *ha) return 0; } ha->bmic = eisa_adr; - ha->brd_phys = (ulong32)eisa_adr >> 12; + ha->brd_phys = (u32)eisa_adr >> 12; outl(0,eisa_adr+MAILBOXREG); outl(0,eisa_adr+MAILBOXREG+4); @@ -752,12 +752,12 @@ static int __init gdth_init_eisa(ushort eisa_adr,gdth_ha_str *ha) #endif /* CONFIG_EISA */ #ifdef CONFIG_ISA -static int __init gdth_init_isa(ulong32 bios_adr,gdth_ha_str *ha) +static int __init gdth_init_isa(u32 bios_adr,gdth_ha_str *ha) { register gdt2_dpram_str __iomem *dp2_ptr; int i; - unchar irq_drq,prot_ver; - ulong32 retries; + u8 irq_drq,prot_ver; + u32 retries; TRACE(("gdth_init_isa() bios adr. %x\n",bios_adr)); @@ -812,7 +812,7 @@ static int __init gdth_init_isa(ulong32 bios_adr,gdth_ha_str *ha) } gdth_delay(1); } - prot_ver = (unchar)readl(&dp2_ptr->u.ic.S_Info[0]); + prot_ver = (u8)readl(&dp2_ptr->u.ic.S_Info[0]); writeb(0, &dp2_ptr->u.ic.Status); writeb(0xff, &dp2_ptr->io.irqdel); if (prot_ver != PROTOCOL_VERSION) { @@ -859,9 +859,9 @@ static int __devinit gdth_init_pci(struct pci_dev *pdev, gdth_pci_str *pcistr, register gdt6_dpram_str __iomem *dp6_ptr; register gdt6c_dpram_str __iomem *dp6c_ptr; register gdt6m_dpram_str __iomem *dp6m_ptr; - ulong32 retries; - unchar prot_ver; - ushort command; + u32 retries; + u8 prot_ver; + u16 command; int i, found = FALSE; TRACE(("gdth_init_pci()\n")); @@ -871,7 +871,7 @@ static int __devinit gdth_init_pci(struct pci_dev *pdev, gdth_pci_str *pcistr, else ha->oem_id = OEM_ID_ICP; ha->brd_phys = (pdev->bus->number << 8) | (pdev->devfn & 0xf8); - ha->stype = (ulong32)pdev->device; + ha->stype = (u32)pdev->device; ha->irq = pdev->irq; ha->pdev = pdev; @@ -891,7 +891,7 @@ static int __devinit gdth_init_pci(struct pci_dev *pdev, gdth_pci_str *pcistr, found = FALSE; for (i = 0xC8000; i < 0xE8000; i += 0x4000) { iounmap(ha->brd); - ha->brd = ioremap(i, sizeof(ushort)); + ha->brd = ioremap(i, sizeof(u16)); if (ha->brd == NULL) { printk("GDT-PCI: Initialization error (DPMEM remap error)\n"); return 0; @@ -947,7 +947,7 @@ static int __devinit gdth_init_pci(struct pci_dev *pdev, gdth_pci_str *pcistr, } gdth_delay(1); } - prot_ver = (unchar)readl(&dp6_ptr->u.ic.S_Info[0]); + prot_ver = (u8)readl(&dp6_ptr->u.ic.S_Info[0]); writeb(0, &dp6_ptr->u.ic.S_Status); writeb(0xff, &dp6_ptr->io.irqdel); if (prot_ver != PROTOCOL_VERSION) { @@ -1000,7 +1000,7 @@ static int __devinit gdth_init_pci(struct pci_dev *pdev, gdth_pci_str *pcistr, found = FALSE; for (i = 0xC8000; i < 0xE8000; i += 0x4000) { iounmap(ha->brd); - ha->brd = ioremap(i, sizeof(ushort)); + ha->brd = ioremap(i, sizeof(u16)); if (ha->brd == NULL) { printk("GDT-PCI: Initialization error (DPMEM remap error)\n"); return 0; @@ -1059,7 +1059,7 @@ static int __devinit gdth_init_pci(struct pci_dev *pdev, gdth_pci_str *pcistr, } gdth_delay(1); } - prot_ver = (unchar)readl(&dp6c_ptr->u.ic.S_Info[0]); + prot_ver = (u8)readl(&dp6c_ptr->u.ic.S_Info[0]); writeb(0, &dp6c_ptr->u.ic.Status); if (prot_ver != PROTOCOL_VERSION) { printk("GDT-PCI: Illegal protocol version\n"); @@ -1128,7 +1128,7 @@ static int __devinit gdth_init_pci(struct pci_dev *pdev, gdth_pci_str *pcistr, found = FALSE; for (i = 0xC8000; i < 0xE8000; i += 0x4000) { iounmap(ha->brd); - ha->brd = ioremap(i, sizeof(ushort)); + ha->brd = ioremap(i, sizeof(u16)); if (ha->brd == NULL) { printk("GDT-PCI: Initialization error (DPMEM remap error)\n"); return 0; @@ -1180,7 +1180,7 @@ static int __devinit gdth_init_pci(struct pci_dev *pdev, gdth_pci_str *pcistr, } gdth_delay(1); } - prot_ver = (unchar)readl(&dp6m_ptr->u.ic.S_Info[0]); + prot_ver = (u8)readl(&dp6m_ptr->u.ic.S_Info[0]); writeb(0, &dp6m_ptr->u.ic.S_Status); if (prot_ver != PROTOCOL_VERSION) { printk("GDT-PCI: Illegal protocol version\n"); @@ -1223,7 +1223,7 @@ static int __devinit gdth_init_pci(struct pci_dev *pdev, gdth_pci_str *pcistr, } gdth_delay(1); } - prot_ver = (unchar)(readl(&dp6m_ptr->u.ic.S_Info[0]) >> 16); + prot_ver = (u8)(readl(&dp6m_ptr->u.ic.S_Info[0]) >> 16); writeb(0, &dp6m_ptr->u.ic.S_Status); if (prot_ver < 0x2b) /* FW < x.43: no 64-bit DMA support */ ha->dma64_support = 0; @@ -1239,7 +1239,7 @@ static int __devinit gdth_init_pci(struct pci_dev *pdev, gdth_pci_str *pcistr, static void __devinit gdth_enable_int(gdth_ha_str *ha) { - ulong flags; + unsigned long flags; gdt2_dpram_str __iomem *dp2_ptr; gdt6_dpram_str __iomem *dp6_ptr; gdt6m_dpram_str __iomem *dp6m_ptr; @@ -1274,14 +1274,14 @@ static void __devinit gdth_enable_int(gdth_ha_str *ha) } /* return IStatus if interrupt was from this card else 0 */ -static unchar gdth_get_status(gdth_ha_str *ha) +static u8 gdth_get_status(gdth_ha_str *ha) { - unchar IStatus = 0; + u8 IStatus = 0; TRACE(("gdth_get_status() irq %d ctr_count %d\n", ha->irq, gdth_ctr_count)); if (ha->type == GDT_EISA) - IStatus = inb((ushort)ha->bmic + EDOORREG); + IStatus = inb((u16)ha->bmic + EDOORREG); else if (ha->type == GDT_ISA) IStatus = readb(&((gdt2_dpram_str __iomem *)ha->brd)->u.ic.Cmd_Index); @@ -1329,7 +1329,7 @@ static int gdth_get_cmd_index(gdth_ha_str *ha) if (ha->cmd_tab[i].cmnd == UNUSED_CMND) { ha->cmd_tab[i].cmnd = ha->pccb->RequestBuffer; ha->cmd_tab[i].service = ha->pccb->Service; - ha->pccb->CommandIndex = (ulong32)i+2; + ha->pccb->CommandIndex = (u32)i+2; return (i+2); } } @@ -1362,7 +1362,7 @@ static void gdth_copy_command(gdth_ha_str *ha) register gdt6c_dpram_str __iomem *dp6c_ptr; gdt6_dpram_str __iomem *dp6_ptr; gdt2_dpram_str __iomem *dp2_ptr; - ushort cp_count,dp_offset,cmd_no; + u16 cp_count,dp_offset,cmd_no; TRACE(("gdth_copy_command() hanum %d\n", ha->hanum)); @@ -1386,28 +1386,28 @@ static void gdth_copy_command(gdth_ha_str *ha) dp2_ptr = ha->brd; writew(dp_offset + DPMEM_COMMAND_OFFSET, &dp2_ptr->u.ic.comm_queue[cmd_no].offset); - writew((ushort)cmd_ptr->Service, + writew((u16)cmd_ptr->Service, &dp2_ptr->u.ic.comm_queue[cmd_no].serv_id); memcpy_toio(&dp2_ptr->u.ic.gdt_dpr_cmd[dp_offset],cmd_ptr,cp_count); } else if (ha->type == GDT_PCI) { dp6_ptr = ha->brd; writew(dp_offset + DPMEM_COMMAND_OFFSET, &dp6_ptr->u.ic.comm_queue[cmd_no].offset); - writew((ushort)cmd_ptr->Service, + writew((u16)cmd_ptr->Service, &dp6_ptr->u.ic.comm_queue[cmd_no].serv_id); memcpy_toio(&dp6_ptr->u.ic.gdt_dpr_cmd[dp_offset],cmd_ptr,cp_count); } else if (ha->type == GDT_PCINEW) { dp6c_ptr = ha->brd; writew(dp_offset + DPMEM_COMMAND_OFFSET, &dp6c_ptr->u.ic.comm_queue[cmd_no].offset); - writew((ushort)cmd_ptr->Service, + writew((u16)cmd_ptr->Service, &dp6c_ptr->u.ic.comm_queue[cmd_no].serv_id); memcpy_toio(&dp6c_ptr->u.ic.gdt_dpr_cmd[dp_offset],cmd_ptr,cp_count); } else if (ha->type == GDT_PCIMPR) { dp6m_ptr = ha->brd; writew(dp_offset + DPMEM_COMMAND_OFFSET, &dp6m_ptr->u.ic.comm_queue[cmd_no].offset); - writew((ushort)cmd_ptr->Service, + writew((u16)cmd_ptr->Service, &dp6m_ptr->u.ic.comm_queue[cmd_no].serv_id); memcpy_toio(&dp6m_ptr->u.ic.gdt_dpr_cmd[dp_offset],cmd_ptr,cp_count); } @@ -1420,14 +1420,14 @@ static void gdth_release_event(gdth_ha_str *ha) #ifdef GDTH_STATISTICS { - ulong32 i,j; + u32 i,j; for (i=0,j=0; j<GDTH_MAXCMDS; ++j) { if (ha->cmd_tab[j].cmnd != UNUSED_CMND) ++i; } if (max_index < i) { max_index = i; - TRACE3(("GDT: max_index = %d\n",(ushort)i)); + TRACE3(("GDT: max_index = %d\n",(u16)i)); } } #endif @@ -1450,7 +1450,7 @@ static void gdth_release_event(gdth_ha_str *ha) } } -static int gdth_wait(gdth_ha_str *ha, int index, ulong32 time) +static int gdth_wait(gdth_ha_str *ha, int index, u32 time) { int answer_found = FALSE; int wait_index = 0; @@ -1476,8 +1476,8 @@ static int gdth_wait(gdth_ha_str *ha, int index, ulong32 time) } -static int gdth_internal_cmd(gdth_ha_str *ha, unchar service, ushort opcode, - ulong32 p1, ulong64 p2, ulong64 p3) +static int gdth_internal_cmd(gdth_ha_str *ha, u8 service, u16 opcode, + u32 p1, u64 p2, u64 p3) { register gdth_cmd_str *cmd_ptr; int retries,index; @@ -1501,35 +1501,35 @@ static int gdth_internal_cmd(gdth_ha_str *ha, unchar service, ushort opcode, if (service == CACHESERVICE) { if (opcode == GDT_IOCTL) { cmd_ptr->u.ioctl.subfunc = p1; - cmd_ptr->u.ioctl.channel = (ulong32)p2; - cmd_ptr->u.ioctl.param_size = (ushort)p3; + cmd_ptr->u.ioctl.channel = (u32)p2; + cmd_ptr->u.ioctl.param_size = (u16)p3; cmd_ptr->u.ioctl.p_param = ha->scratch_phys; } else { if (ha->cache_feat & GDT_64BIT) { - cmd_ptr->u.cache64.DeviceNo = (ushort)p1; + cmd_ptr->u.cache64.DeviceNo = (u16)p1; cmd_ptr->u.cache64.BlockNo = p2; } else { - cmd_ptr->u.cache.DeviceNo = (ushort)p1; - cmd_ptr->u.cache.BlockNo = (ulong32)p2; + cmd_ptr->u.cache.DeviceNo = (u16)p1; + cmd_ptr->u.cache.BlockNo = (u32)p2; } } } else if (service == SCSIRAWSERVICE) { if (ha->raw_feat & GDT_64BIT) { cmd_ptr->u.raw64.direction = p1; - cmd_ptr->u.raw64.bus = (unchar)p2; - cmd_ptr->u.raw64.target = (unchar)p3; - cmd_ptr->u.raw64.lun = (unchar)(p3 >> 8); + cmd_ptr->u.raw64.bus = (u8)p2; + cmd_ptr->u.raw64.target = (u8)p3; + cmd_ptr->u.raw64.lun = (u8)(p3 >> 8); } else { cmd_ptr->u.raw.direction = p1; - cmd_ptr->u.raw.bus = (unchar)p2; - cmd_ptr->u.raw.target = (unchar)p3; - cmd_ptr->u.raw.lun = (unchar)(p3 >> 8); + cmd_ptr->u.raw.bus = (u8)p2; + cmd_ptr->u.raw.target = (u8)p3; + cmd_ptr->u.raw.lun = (u8)(p3 >> 8); } } else if (service == SCREENSERVICE) { if (opcode == GDT_REALTIME) { - *(ulong32 *)&cmd_ptr->u.screen.su.data[0] = p1; - *(ulong32 *)&cmd_ptr->u.screen.su.data[4] = (ulong32)p2; - *(ulong32 *)&cmd_ptr->u.screen.su.data[8] = (ulong32)p3; + *(u32 *)&cmd_ptr->u.screen.su.data[0] = p1; + *(u32 *)&cmd_ptr->u.screen.su.data[4] = (u32)p2; + *(u32 *)&cmd_ptr->u.screen.su.data[8] = (u32)p3; } } ha->cmd_len = sizeof(gdth_cmd_str); @@ -1555,9 +1555,9 @@ static int gdth_internal_cmd(gdth_ha_str *ha, unchar service, ushort opcode, static int __devinit gdth_search_drives(gdth_ha_str *ha) { - ushort cdev_cnt, i; + u16 cdev_cnt, i; int ok; - ulong32 bus_no, drv_cnt, drv_no, j; + u32 bus_no, drv_cnt, drv_no, j; gdth_getch_str *chn; gdth_drlist_str *drl; gdth_iochan_str *ioc; @@ -1570,8 +1570,8 @@ static int __devinit gdth_search_drives(gdth_ha_str *ha) #endif #ifdef GDTH_RTC - unchar rtc[12]; - ulong flags; + u8 rtc[12]; + unsigned long flags; #endif TRACE(("gdth_search_drives() hanum %d\n", ha->hanum)); @@ -1584,7 +1584,7 @@ static int __devinit gdth_search_drives(gdth_ha_str *ha) if (ok) ha->screen_feat = GDT_64BIT; } - if (force_dma32 || (!ok && ha->status == (ushort)S_NOFUNC)) + if (force_dma32 || (!ok && ha->status == (u16)S_NOFUNC)) ok = gdth_internal_cmd(ha, SCREENSERVICE, GDT_INIT, 0, 0, 0); if (!ok) { printk("GDT-HA %d: Initialization error screen service (code %d)\n", @@ -1609,11 +1609,11 @@ static int __devinit gdth_search_drives(gdth_ha_str *ha) rtc[j] = CMOS_READ(j); } while (rtc[0] != CMOS_READ(0)); spin_unlock_irqrestore(&rtc_lock, flags); - TRACE2(("gdth_search_drives(): RTC: %x/%x/%x\n",*(ulong32 *)&rtc[0], - *(ulong32 *)&rtc[4], *(ulong32 *)&rtc[8])); + TRACE2(("gdth_search_drives(): RTC: %x/%x/%x\n",*(u32 *)&rtc[0], + *(u32 *)&rtc[4], *(u32 *)&rtc[8])); /* 3. send to controller firmware */ - gdth_internal_cmd(ha, SCREENSERVICE, GDT_REALTIME, *(ulong32 *)&rtc[0], - *(ulong32 *)&rtc[4], *(ulong32 *)&rtc[8]); + gdth_internal_cmd(ha, SCREENSERVICE, GDT_REALTIME, *(u32 *)&rtc[0], + *(u32 *)&rtc[4], *(u32 *)&rtc[8]); #endif /* unfreeze all IOs */ @@ -1627,7 +1627,7 @@ static int __devinit gdth_search_drives(gdth_ha_str *ha) if (ok) ha->cache_feat = GDT_64BIT; } - if (force_dma32 || (!ok && ha->status == (ushort)S_NOFUNC)) + if (force_dma32 || (!ok && ha->status == (u16)S_NOFUNC)) ok = gdth_internal_cmd(ha, CACHESERVICE, GDT_INIT, LINUX_OS, 0, 0); if (!ok) { printk("GDT-HA %d: Initialization error cache service (code %d)\n", @@ -1635,7 +1635,7 @@ static int __devinit gdth_search_drives(gdth_ha_str *ha) return 0; } TRACE2(("gdth_search_drives(): CACHESERVICE initialized\n")); - cdev_cnt = (ushort)ha->info; + cdev_cnt = (u16)ha->info; ha->fw_vers = ha->service; #ifdef INT_COAL @@ -1644,7 +1644,7 @@ static int __devinit gdth_search_drives(gdth_ha_str *ha) pmod = (gdth_perf_modes *)ha->pscratch; pmod->version = 1; pmod->st_mode = 1; /* enable one status buffer */ - *((ulong64 *)&pmod->st_buff_addr1) = ha->coal_stat_phys; + *((u64 *)&pmod->st_buff_addr1) = ha->coal_stat_phys; pmod->st_buff_indx1 = COALINDEX; pmod->st_buff_addr2 = 0; pmod->st_buff_u_addr2 = 0; @@ -1705,7 +1705,7 @@ static int __devinit gdth_search_drives(gdth_ha_str *ha) else ha->bus_id[bus_no] = 0xff; } - ha->bus_cnt = (unchar)bus_no; + ha->bus_cnt = (u8)bus_no; } TRACE2(("gdth_search_drives() %d channels\n",ha->bus_cnt)); @@ -1789,12 +1789,12 @@ static int __devinit gdth_search_drives(gdth_ha_str *ha) /* logical drives */ if (gdth_internal_cmd(ha, CACHESERVICE, GDT_IOCTL, CACHE_DRV_CNT, - INVALID_CHANNEL,sizeof(ulong32))) { - drv_cnt = *(ulong32 *)ha->pscratch; + INVALID_CHANNEL,sizeof(u32))) { + drv_cnt = *(u32 *)ha->pscratch; if (gdth_internal_cmd(ha, CACHESERVICE, GDT_IOCTL, CACHE_DRV_LIST, - INVALID_CHANNEL,drv_cnt * sizeof(ulong32))) { + INVALID_CHANNEL,drv_cnt * sizeof(u32))) { for (j = 0; j < drv_cnt; ++j) { - drv_no = ((ulong32 *)ha->pscratch)[j]; + drv_no = ((u32 *)ha->pscratch)[j]; if (drv_no < MAX_LDRIVES) { ha->hdr[drv_no].is_logdrv = TRUE; TRACE2(("Drive %d is log. drive\n",drv_no)); @@ -1838,7 +1838,7 @@ static int __devinit gdth_search_drives(gdth_ha_str *ha) if (ok) ha->raw_feat = GDT_64BIT; } - if (force_dma32 || (!ok && ha->status == (ushort)S_NOFUNC)) + if (force_dma32 || (!ok && ha->status == (u16)S_NOFUNC)) ok = gdth_internal_cmd(ha, SCSIRAWSERVICE, GDT_INIT, 0, 0, 0); if (!ok) { printk("GDT-HA %d: Initialization error raw service (code %d)\n", @@ -1854,7 +1854,7 @@ static int __devinit gdth_search_drives(gdth_ha_str *ha) if (gdth_internal_cmd(ha, SCSIRAWSERVICE, GDT_GET_FEAT, 0, 0, 0)) { TRACE2(("gdth_search_dr(): get feat RAWSERVICE %d\n", ha->info)); - ha->raw_feat |= (ushort)ha->info; + ha->raw_feat |= (u16)ha->info; } } @@ -1865,7 +1865,7 @@ static int __devinit gdth_search_drives(gdth_ha_str *ha) if (gdth_internal_cmd(ha, CACHESERVICE, GDT_GET_FEAT, 0, 0, 0)) { TRACE2(("gdth_search_dr(): get feat CACHESERV. %d\n", ha->info)); - ha->cache_feat |= (ushort)ha->info; + ha->cache_feat |= (u16)ha->info; } } @@ -1923,9 +1923,9 @@ static int __devinit gdth_search_drives(gdth_ha_str *ha) return 1; } -static int gdth_analyse_hdrive(gdth_ha_str *ha, ushort hdrive) +static int gdth_analyse_hdrive(gdth_ha_str *ha, u16 hdrive) { - ulong32 drv_cyls; + u32 drv_cyls; int drv_hds, drv_secs; TRACE(("gdth_analyse_hdrive() hanum %d drive %d\n", ha->hanum, hdrive)); @@ -1944,17 +1944,17 @@ static int gdth_analyse_hdrive(gdth_ha_str *ha, ushort hdrive) } else { drv_hds = ha->info2 & 0xff; drv_secs = (ha->info2 >> 8) & 0xff; - drv_cyls = (ulong32)ha->hdr[hdrive].size / drv_hds / drv_secs; + drv_cyls = (u32)ha->hdr[hdrive].size / drv_hds / drv_secs; } - ha->hdr[hdrive].heads = (unchar)drv_hds; - ha->hdr[hdrive].secs = (unchar)drv_secs; + ha->hdr[hdrive].heads = (u8)drv_hds; + ha->hdr[hdrive].secs = (u8)drv_secs; /* round size */ ha->hdr[hdrive].size = drv_cyls * drv_hds * drv_secs; if (ha->cache_feat & GDT_64BIT) { if (gdth_internal_cmd(ha, CACHESERVICE, GDT_X_INFO, hdrive, 0, 0) && ha->info2 != 0) { - ha->hdr[hdrive].size = ((ulong64)ha->info2 << 32) | ha->info; + ha->hdr[hdrive].size = ((u64)ha->info2 << 32) | ha->info; } } TRACE2(("gdth_search_dr() cdr. %d size %d hds %d scs %d\n", @@ -1964,7 +1964,7 @@ static int gdth_analyse_hdrive(gdth_ha_str *ha, ushort hdrive) if (gdth_internal_cmd(ha, CACHESERVICE, GDT_DEVTYPE, hdrive, 0, 0)) { TRACE2(("gdth_search_dr() cache drive %d devtype %d\n", hdrive,ha->info)); - ha->hdr[hdrive].devtype = (ushort)ha->info; + ha->hdr[hdrive].devtype = (u16)ha->info; } /* cluster info */ @@ -1972,14 +1972,14 @@ static int gdth_analyse_hdrive(gdth_ha_str *ha, ushort hdrive) TRACE2(("gdth_search_dr() cache drive %d cluster info %d\n", hdrive,ha->info)); if (!shared_access) - ha->hdr[hdrive].cluster_type = (unchar)ha->info; + ha->hdr[hdrive].cluster_type = (u8)ha->info; } /* R/W attributes */ if (gdth_internal_cmd(ha, CACHESERVICE, GDT_RW_ATTRIBS, hdrive, 0, 0)) { TRACE2(("gdth_search_dr() cache drive %d r/w attrib. %d\n", hdrive,ha->info)); - ha->hdr[hdrive].rw_attribs = (unchar)ha->info; + ha->hdr[hdrive].rw_attribs = (u8)ha->info; } return 1; @@ -1988,12 +1988,12 @@ static int gdth_analyse_hdrive(gdth_ha_str *ha, ushort hdrive) /* command queueing/sending functions */ -static void gdth_putq(gdth_ha_str *ha, Scsi_Cmnd *scp, unchar priority) +static void gdth_putq(gdth_ha_str *ha, Scsi_Cmnd *scp, u8 priority) { struct gdth_cmndinfo *cmndinfo = gdth_cmnd_priv(scp); register Scsi_Cmnd *pscp; register Scsi_Cmnd *nscp; - ulong flags; + unsigned long flags; TRACE(("gdth_putq() priority %d\n",priority)); spin_lock_irqsave(&ha->smp_lock, flags); @@ -2023,7 +2023,7 @@ static void gdth_putq(gdth_ha_str *ha, Scsi_Cmnd *scp, unchar priority) ++flags; if (max_rq < flags) { max_rq = flags; - TRACE3(("GDT: max_rq = %d\n",(ushort)max_rq)); + TRACE3(("GDT: max_rq = %d\n",(u16)max_rq)); } #endif } @@ -2032,9 +2032,9 @@ static void gdth_next(gdth_ha_str *ha) { register Scsi_Cmnd *pscp; register Scsi_Cmnd *nscp; - unchar b, t, l, firsttime; - unchar this_cmd, next_cmd; - ulong flags = 0; + u8 b, t, l, firsttime; + u8 this_cmd, next_cmd; + unsigned long flags = 0; int cmd_index; TRACE(("gdth_next() hanum %d\n", ha->hanum)); @@ -2282,20 +2282,20 @@ static void gdth_next(gdth_ha_str *ha) * buffers, kmap_atomic() as needed. */ static void gdth_copy_internal_data(gdth_ha_str *ha, Scsi_Cmnd *scp, - char *buffer, ushort count) + char *buffer, u16 count) { - ushort cpcount,i, max_sg = scsi_sg_count(scp); - ushort cpsum,cpnow; + u16 cpcount,i, max_sg = scsi_sg_count(scp); + u16 cpsum,cpnow; struct scatterlist *sl; char *address; - cpcount = min_t(ushort, count, scsi_bufflen(scp)); + cpcount = min_t(u16, count, scsi_bufflen(scp)); if (cpcount) { cpsum=0; scsi_for_each_sg(scp, sl, max_sg, i) { unsigned long flags; - cpnow = (ushort)sl->length; + cpnow = (u16)sl->length; TRACE(("copy_internal() now %d sum %d count %d %d\n", cpnow, cpsum, cpcount, scsi_bufflen(scp))); if (cpsum+cpnow > cpcount) @@ -2325,7 +2325,7 @@ static void gdth_copy_internal_data(gdth_ha_str *ha, Scsi_Cmnd *scp, static int gdth_internal_cache_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp) { - unchar t; + u8 t; gdth_inq_data inq; gdth_rdcap_data rdc; gdth_sense_data sd; @@ -2389,7 +2389,7 @@ static int gdth_internal_cache_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp) case READ_CAPACITY: TRACE2(("Read capacity hdrive %d\n",t)); - if (ha->hdr[t].size > (ulong64)0xffffffff) + if (ha->hdr[t].size > (u64)0xffffffff) rdc.last_block_no = 0xffffffff; else rdc.last_block_no = cpu_to_be32(ha->hdr[t].size-1); @@ -2425,12 +2425,12 @@ static int gdth_internal_cache_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp) return 0; } -static int gdth_fill_cache_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, ushort hdrive) +static int gdth_fill_cache_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, u16 hdrive) { register gdth_cmd_str *cmdp; struct gdth_cmndinfo *cmndinfo = gdth_cmnd_priv(scp); - ulong32 cnt, blockcnt; - ulong64 no, blockno; + u32 cnt, blockcnt; + u64 no, blockno; int i, cmd_index, read_write, sgcnt, mode64; cmdp = ha->pccb; @@ -2498,17 +2498,17 @@ static int gdth_fill_cache_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, ushort hdrive) if (read_write) { if (scp->cmd_len == 16) { - memcpy(&no, &scp->cmnd[2], sizeof(ulong64)); + memcpy(&no, &scp->cmnd[2], sizeof(u64)); blockno = be64_to_cpu(no); - memcpy(&cnt, &scp->cmnd[10], sizeof(ulong32)); + memcpy(&cnt, &scp->cmnd[10], sizeof(u32)); blockcnt = be32_to_cpu(cnt); } else if (scp->cmd_len == 10) { - memcpy(&no, &scp->cmnd[2], sizeof(ulong32)); + memcpy(&no, &scp->cmnd[2], sizeof(u32)); blockno = be32_to_cpu(no); - memcpy(&cnt, &scp->cmnd[7], sizeof(ushort)); + memcpy(&cnt, &scp->cmnd[7], sizeof(u16)); blockcnt = be16_to_cpu(cnt); } else { - memcpy(&no, &scp->cmnd[0], sizeof(ulong32)); + memcpy(&no, &scp->cmnd[0], sizeof(u32)); blockno = be32_to_cpu(no) & 0x001fffffUL; blockcnt= scp->cmnd[4]==0 ? 0x100 : scp->cmnd[4]; } @@ -2516,7 +2516,7 @@ static int gdth_fill_cache_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, ushort hdrive) cmdp->u.cache64.BlockNo = blockno; cmdp->u.cache64.BlockCnt = blockcnt; } else { - cmdp->u.cache.BlockNo = (ulong32)blockno; + cmdp->u.cache.BlockNo = (u32)blockno; cmdp->u.cache.BlockCnt = blockcnt; } @@ -2528,12 +2528,12 @@ static int gdth_fill_cache_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, ushort hdrive) if (mode64) { struct scatterlist *sl; - cmdp->u.cache64.DestAddr= (ulong64)-1; + cmdp->u.cache64.DestAddr= (u64)-1; cmdp->u.cache64.sg_canz = sgcnt; scsi_for_each_sg(scp, sl, sgcnt, i) { cmdp->u.cache64.sg_lst[i].sg_ptr = sg_dma_address(sl); #ifdef GDTH_DMA_STATISTICS - if (cmdp->u.cache64.sg_lst[i].sg_ptr > (ulong64)0xffffffff) + if (cmdp->u.cache64.sg_lst[i].sg_ptr > (u64)0xffffffff) ha->dma64_cnt++; else ha->dma32_cnt++; @@ -2555,8 +2555,8 @@ static int gdth_fill_cache_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, ushort hdrive) } #ifdef GDTH_STATISTICS - if (max_sg < (ulong32)sgcnt) { - max_sg = (ulong32)sgcnt; + if (max_sg < (u32)sgcnt) { + max_sg = (u32)sgcnt; TRACE3(("GDT: max_sg = %d\n",max_sg)); } #endif @@ -2572,7 +2572,7 @@ static int gdth_fill_cache_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, ushort hdrive) TRACE(("cache cmd: cmd %d blockno. %d, blockcnt %d\n", cmdp->OpCode,cmdp->u.cache64.BlockNo,cmdp->u.cache64.BlockCnt)); ha->cmd_len = GDTOFFSOF(gdth_cmd_str,u.cache64.sg_lst) + - (ushort)cmdp->u.cache64.sg_canz * sizeof(gdth_sg64_str); + (u16)cmdp->u.cache64.sg_canz * sizeof(gdth_sg64_str); } else { TRACE(("cache cmd: addr. %x sganz %x sgptr0 %x sglen0 %x\n", cmdp->u.cache.DestAddr,cmdp->u.cache.sg_canz, @@ -2581,7 +2581,7 @@ static int gdth_fill_cache_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, ushort hdrive) TRACE(("cache cmd: cmd %d blockno. %d, blockcnt %d\n", cmdp->OpCode,cmdp->u.cache.BlockNo,cmdp->u.cache.BlockCnt)); ha->cmd_len = GDTOFFSOF(gdth_cmd_str,u.cache.sg_lst) + - (ushort)cmdp->u.cache.sg_canz * sizeof(gdth_sg_str); + (u16)cmdp->u.cache.sg_canz * sizeof(gdth_sg_str); } if (ha->cmd_len & 3) ha->cmd_len += (4 - (ha->cmd_len & 3)); @@ -2600,15 +2600,15 @@ static int gdth_fill_cache_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, ushort hdrive) return cmd_index; } -static int gdth_fill_raw_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, unchar b) +static int gdth_fill_raw_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, u8 b) { register gdth_cmd_str *cmdp; - ushort i; + u16 i; dma_addr_t sense_paddr; int cmd_index, sgcnt, mode64; - unchar t,l; + u8 t,l; struct page *page; - ulong offset; + unsigned long offset; struct gdth_cmndinfo *cmndinfo; t = scp->device->id; @@ -2654,7 +2654,7 @@ static int gdth_fill_raw_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, unchar b) } else { page = virt_to_page(scp->sense_buffer); - offset = (ulong)scp->sense_buffer & ~PAGE_MASK; + offset = (unsigned long)scp->sense_buffer & ~PAGE_MASK; sense_paddr = pci_map_page(ha->pdev,page,offset, 16,PCI_DMA_FROMDEVICE); @@ -2703,12 +2703,12 @@ static int gdth_fill_raw_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, unchar b) if (mode64) { struct scatterlist *sl; - cmdp->u.raw64.sdata = (ulong64)-1; + cmdp->u.raw64.sdata = (u64)-1; cmdp->u.raw64.sg_ranz = sgcnt; scsi_for_each_sg(scp, sl, sgcnt, i) { cmdp->u.raw64.sg_lst[i].sg_ptr = sg_dma_address(sl); #ifdef GDTH_DMA_STATISTICS - if (cmdp->u.raw64.sg_lst[i].sg_ptr > (ulong64)0xffffffff) + if (cmdp->u.raw64.sg_lst[i].sg_ptr > (u64)0xffffffff) ha->dma64_cnt++; else ha->dma32_cnt++; @@ -2744,7 +2744,7 @@ static int gdth_fill_raw_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, unchar b) cmdp->u.raw64.sg_lst[0].sg_len)); /* evaluate command size */ ha->cmd_len = GDTOFFSOF(gdth_cmd_str,u.raw64.sg_lst) + - (ushort)cmdp->u.raw64.sg_ranz * sizeof(gdth_sg64_str); + (u16)cmdp->u.raw64.sg_ranz * sizeof(gdth_sg64_str); } else { TRACE(("raw cmd: addr. %x sganz %x sgptr0 %x sglen0 %x\n", cmdp->u.raw.sdata,cmdp->u.raw.sg_ranz, @@ -2752,7 +2752,7 @@ static int gdth_fill_raw_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp, unchar b) cmdp->u.raw.sg_lst[0].sg_len)); /* evaluate command size */ ha->cmd_len = GDTOFFSOF(gdth_cmd_str,u.raw.sg_lst) + - (ushort)cmdp->u.raw.sg_ranz * sizeof(gdth_sg_str); + (u16)cmdp->u.raw.sg_ranz * sizeof(gdth_sg_str); } } /* check space */ @@ -2802,7 +2802,7 @@ static int gdth_special_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp) if (cmdp->OpCode == GDT_IOCTL) { TRACE2(("IOCTL\n")); ha->cmd_len = - GDTOFFSOF(gdth_cmd_str,u.ioctl.p_param) + sizeof(ulong64); + GDTOFFSOF(gdth_cmd_str,u.ioctl.p_param) + sizeof(u64); } else if (cmdp->Service == CACHESERVICE) { TRACE2(("cache command %d\n",cmdp->OpCode)); if (ha->cache_feat & GDT_64BIT) @@ -2840,8 +2840,8 @@ static int gdth_special_cmd(gdth_ha_str *ha, Scsi_Cmnd *scp) /* Controller event handling functions */ -static gdth_evt_str *gdth_store_event(gdth_ha_str *ha, ushort source, - ushort idx, gdth_evt_data *evt) +static gdth_evt_str *gdth_store_event(gdth_ha_str *ha, u16 source, + u16 idx, gdth_evt_data *evt) { gdth_evt_str *e; struct timeval tv; @@ -2890,7 +2890,7 @@ static int gdth_read_event(gdth_ha_str *ha, int handle, gdth_evt_str *estr) { gdth_evt_str *e; int eindex; - ulong flags; + unsigned long flags; TRACE2(("gdth_read_event() handle %d\n", handle)); spin_lock_irqsave(&ha->smp_lock, flags); @@ -2919,12 +2919,12 @@ static int gdth_read_event(gdth_ha_str *ha, int handle, gdth_evt_str *estr) } static void gdth_readapp_event(gdth_ha_str *ha, - unchar application, gdth_evt_str *estr) + u8 application, gdth_evt_str *estr) { gdth_evt_str *e; int eindex; - ulong flags; - unchar found = FALSE; + unsigned long flags; + u8 found = FALSE; TRACE2(("gdth_readapp_event() app. %d\n", application)); spin_lock_irqsave(&ha->smp_lock, flags); @@ -2969,9 +2969,9 @@ static irqreturn_t __gdth_interrupt(gdth_ha_str *ha, gdt2_dpram_str __iomem *dp2_ptr; Scsi_Cmnd *scp; int rval, i; - unchar IStatus; - ushort Service; - ulong flags = 0; + u8 IStatus; + u16 Service; + unsigned long flags = 0; #ifdef INT_COAL int coalesced = FALSE; int next = FALSE; @@ -3018,7 +3018,7 @@ static irqreturn_t __gdth_interrupt(gdth_ha_str *ha, if (coalesced) { /* For coalesced requests all status information is found in the status buffer */ - IStatus = (unchar)(pcs->status & 0xff); + IStatus = (u8)(pcs->status & 0xff); } #endif @@ -3197,7 +3197,7 @@ static irqreturn_t __gdth_interrupt(gdth_ha_str *ha, ++act_int_coal; if (act_int_coal > max_int_coal) { max_int_coal = act_int_coal; - printk("GDT: max_int_coal = %d\n",(ushort)max_int_coal); + printk("GDT: max_int_coal = %d\n",(u16)max_int_coal); } #endif /* see if there is another status */ @@ -3225,12 +3225,12 @@ static irqreturn_t gdth_interrupt(int irq, void *dev_id) return __gdth_interrupt(ha, false, NULL); } -static int gdth_sync_event(gdth_ha_str *ha, int service, unchar index, +static int gdth_sync_event(gdth_ha_str *ha, int service, u8 index, Scsi_Cmnd *scp) { gdth_msg_str *msg; gdth_cmd_str *cmdp; - unchar b, t; + u8 b, t; struct gdth_cmndinfo *cmndinfo = gdth_cmnd_priv(scp); cmdp = ha->pccb; @@ -3263,7 +3263,7 @@ static int gdth_sync_event(gdth_ha_str *ha, int service, unchar index, cmdp->u.screen.su.msg.msg_addr = ha->msg_phys; ha->cmd_offs_dpmem = 0; ha->cmd_len = GDTOFFSOF(gdth_cmd_str,u.screen.su.msg.msg_addr) - + sizeof(ulong64); + + sizeof(u64); ha->cmd_cnt = 0; gdth_copy_command(ha); gdth_release_event(ha); @@ -3297,7 +3297,7 @@ static int gdth_sync_event(gdth_ha_str *ha, int service, unchar index, cmdp->u.screen.su.msg.msg_addr = ha->msg_phys; ha->cmd_offs_dpmem = 0; ha->cmd_len = GDTOFFSOF(gdth_cmd_str,u.screen.su.msg.msg_addr) - + sizeof(ulong64); + + sizeof(u64); ha->cmd_cnt = 0; gdth_copy_command(ha); gdth_release_event(ha); @@ -3335,7 +3335,7 @@ static int gdth_sync_event(gdth_ha_str *ha, int service, unchar index, cmndinfo->OpCode)); /* special commands GDT_CLUST_INFO/GDT_MOUNT ? */ if (cmndinfo->OpCode == GDT_CLUST_INFO) { - ha->hdr[t].cluster_type = (unchar)ha->info; + ha->hdr[t].cluster_type = (u8)ha->info; if (!(ha->hdr[t].cluster_type & CLUSTER_MOUNTED)) { /* NOT MOUNTED -> MOUNT */ @@ -3397,7 +3397,7 @@ static int gdth_sync_event(gdth_ha_str *ha, int service, unchar index, ha->hdr[t].cluster_type &= ~CLUSTER_RESERVED; } memset((char*)scp->sense_buffer,0,16); - if (ha->status == (ushort)S_CACHE_RESERV) { + if (ha->status == (u16)S_CACHE_RESERV) { scp->result = (DID_OK << 16) | (RESERVATION_CONFLICT << 1); } else { scp->sense_buffer[0] = 0x70; @@ -3614,16 +3614,16 @@ static int gdth_async_event(gdth_ha_str *ha) cmdp->u.screen.su.msg.msg_addr = ha->msg_phys; ha->cmd_offs_dpmem = 0; ha->cmd_len = GDTOFFSOF(gdth_cmd_str,u.screen.su.msg.msg_addr) - + sizeof(ulong64); + + sizeof(u64); ha->cmd_cnt = 0; gdth_copy_command(ha); if (ha->type == GDT_EISA) - printk("[EISA slot %d] ",(ushort)ha->brd_phys); + printk("[EISA slot %d] ",(u16)ha->brd_phys); else if (ha->type == GDT_ISA) - printk("[DPMEM 0x%4X] ",(ushort)ha->brd_phys); + printk("[DPMEM 0x%4X] ",(u16)ha->brd_phys); else - printk("[PCI %d/%d] ",(ushort)(ha->brd_phys>>8), - (ushort)((ha->brd_phys>>3)&0x1f)); + printk("[PCI %d/%d] ",(u16)(ha->brd_phys>>8), + (u16)((ha->brd_phys>>3)&0x1f)); gdth_release_event(ha); } @@ -3640,7 +3640,7 @@ static int gdth_async_event(gdth_ha_str *ha) ha->dvr.eu.async.service = ha->service; ha->dvr.eu.async.status = ha->status; ha->dvr.eu.async.info = ha->info; - *(ulong32 *)ha->dvr.eu.async.scsi_coord = ha->info2; + *(u32 *)ha->dvr.eu.async.scsi_coord = ha->info2; } gdth_store_event( ha, ES_ASYNC, ha->service, &ha->dvr ); gdth_log_event( &ha->dvr, NULL ); @@ -3648,8 +3648,8 @@ static int gdth_async_event(gdth_ha_str *ha) /* new host drive from expand? */ if (ha->service == CACHESERVICE && ha->status == 56) { TRACE2(("gdth_async_event(): new host drive %d created\n", - (ushort)ha->info)); - /* gdth_analyse_hdrive(hanum, (ushort)ha->info); */ + (u16)ha->info)); + /* gdth_analyse_hdrive(hanum, (u16)ha->info); */ } } return 1; @@ -3680,13 +3680,13 @@ static void gdth_log_event(gdth_evt_data *dvr, char *buffer) for (j=0,i=1; i < f[0]; i+=2) { switch (f[i+1]) { case 4: - stack.b[j++] = *(ulong32*)&dvr->eu.stream[(int)f[i]]; + stack.b[j++] = *(u32*)&dvr->eu.stream[(int)f[i]]; break; case 2: - stack.b[j++] = *(ushort*)&dvr->eu.stream[(int)f[i]]; + stack.b[j++] = *(u16*)&dvr->eu.stream[(int)f[i]]; break; case 1: - stack.b[j++] = *(unchar*)&dvr->eu.stream[(int)f[i]]; + stack.b[j++] = *(u8*)&dvr->eu.stream[(int)f[i]]; break; default: break; @@ -3712,14 +3712,14 @@ static void gdth_log_event(gdth_evt_data *dvr, char *buffer) } #ifdef GDTH_STATISTICS -static unchar gdth_timer_running; +static u8 gdth_timer_running; -static void gdth_timeout(ulong data) +static void gdth_timeout(unsigned long data) { - ulong32 i; + u32 i; Scsi_Cmnd *nscp; gdth_ha_str *ha; - ulong flags; + unsigned long flags; if(unlikely(list_empty(&gdth_instances))) { gdth_timer_running = 0; @@ -3891,8 +3891,8 @@ static enum blk_eh_timer_return gdth_timed_out(struct scsi_cmnd *scp) { gdth_ha_str *ha = shost_priv(scp->device->host); struct gdth_cmndinfo *cmndinfo = gdth_cmnd_priv(scp); - unchar b, t; - ulong flags; + u8 b, t; + unsigned long flags; enum blk_eh_timer_return retval = BLK_EH_NOT_HANDLED; TRACE(("%s() cmd 0x%x\n", scp->cmnd[0], __func__)); @@ -3924,9 +3924,9 @@ static int gdth_eh_bus_reset(Scsi_Cmnd *scp) { gdth_ha_str *ha = shost_priv(scp->device->host); int i; - ulong flags; + unsigned long flags; Scsi_Cmnd *cmnd; - unchar b; + u8 b; TRACE2(("gdth_eh_bus_reset()\n")); @@ -3974,7 +3974,7 @@ static int gdth_eh_bus_reset(Scsi_Cmnd *scp) static int gdth_bios_param(struct scsi_device *sdev,struct block_device *bdev,sector_t cap,int *ip) { - unchar b, t; + u8 b, t; gdth_ha_str *ha = shost_priv(sdev->host); struct scsi_device *sd; unsigned capacity; @@ -4062,7 +4062,7 @@ static int ioc_event(void __user *arg) { gdth_ioctl_event evt; gdth_ha_str *ha; - ulong flags; + unsigned long flags; if (copy_from_user(&evt, arg, sizeof(gdth_ioctl_event))) return -EFAULT; @@ -4098,8 +4098,8 @@ static int ioc_event(void __user *arg) static int ioc_lockdrv(void __user *arg) { gdth_ioctl_lockdrv ldrv; - unchar i, j; - ulong flags; + u8 i, j; + unsigned long flags; gdth_ha_str *ha; if (copy_from_user(&ldrv, arg, sizeof(gdth_ioctl_lockdrv))) @@ -4165,7 +4165,7 @@ static int ioc_general(void __user *arg, char *cmnd) { gdth_ioctl_general gen; char *buf = NULL; - ulong64 paddr; + u64 paddr; gdth_ha_str *ha; int rval; @@ -4194,7 +4194,7 @@ static int ioc_general(void __user *arg, char *cmnd) gen.command.u.cache64.DeviceNo = gen.command.u.cache.DeviceNo; /* addresses */ if (ha->cache_feat & SCATTER_GATHER) { - gen.command.u.cache64.DestAddr = (ulong64)-1; + gen.command.u.cache64.DestAddr = (u64)-1; gen.command.u.cache64.sg_canz = 1; gen.command.u.cache64.sg_lst[0].sg_ptr = paddr; gen.command.u.cache64.sg_lst[0].sg_len = gen.data_len; @@ -4207,7 +4207,7 @@ static int ioc_general(void __user *arg, char *cmnd) if (ha->cache_feat & SCATTER_GATHER) { gen.command.u.cache.DestAddr = 0xffffffff; gen.command.u.cache.sg_canz = 1; - gen.command.u.cache.sg_lst[0].sg_ptr = (ulong32)paddr; + gen.command.u.cache.sg_lst[0].sg_ptr = (u32)paddr; gen.command.u.cache.sg_lst[0].sg_len = gen.data_len; gen.command.u.cache.sg_lst[1].sg_len = 0; } else { @@ -4230,7 +4230,7 @@ static int ioc_general(void __user *arg, char *cmnd) gen.command.u.raw64.direction = gen.command.u.raw.direction; /* addresses */ if (ha->raw_feat & SCATTER_GATHER) { - gen.command.u.raw64.sdata = (ulong64)-1; + gen.command.u.raw64.sdata = (u64)-1; gen.command.u.raw64.sg_ranz = 1; gen.command.u.raw64.sg_lst[0].sg_ptr = paddr; gen.command.u.raw64.sg_lst[0].sg_len = gen.data_len; @@ -4244,14 +4244,14 @@ static int ioc_general(void __user *arg, char *cmnd) if (ha->raw_feat & SCATTER_GATHER) { gen.command.u.raw.sdata = 0xffffffff; gen.command.u.raw.sg_ranz = 1; - gen.command.u.raw.sg_lst[0].sg_ptr = (ulong32)paddr; + gen.command.u.raw.sg_lst[0].sg_ptr = (u32)paddr; gen.command.u.raw.sg_lst[0].sg_len = gen.data_len; gen.command.u.raw.sg_lst[1].sg_len = 0; } else { gen.command.u.raw.sdata = paddr; gen.command.u.raw.sg_ranz = 0; } - gen.command.u.raw.sense_data = (ulong32)paddr + gen.data_len; + gen.command.u.raw.sense_data = (u32)paddr + gen.data_len; } } else { gdth_ioctl_free(ha, gen.data_len+gen.sense_len, buf, paddr); @@ -4283,7 +4283,7 @@ static int ioc_hdrlist(void __user *arg, char *cmnd) gdth_ioctl_rescan *rsc; gdth_cmd_str *cmd; gdth_ha_str *ha; - unchar i; + u8 i; int rc = -ENOMEM; u32 cluster_type = 0; @@ -4335,11 +4335,11 @@ static int ioc_rescan(void __user *arg, char *cmnd) { gdth_ioctl_rescan *rsc; gdth_cmd_str *cmd; - ushort i, status, hdr_cnt; - ulong32 info; + u16 i, status, hdr_cnt; + u32 info; int cyls, hds, secs; int rc = -ENOMEM; - ulong flags; + unsigned long flags; gdth_ha_str *ha; rsc = kmalloc(sizeof(*rsc), GFP_KERNEL); @@ -4367,7 +4367,7 @@ static int ioc_rescan(void __user *arg, char *cmnd) status = __gdth_execute(ha->sdev, cmd, cmnd, 30, &info); i = 0; - hdr_cnt = (status == S_OK ? (ushort)info : 0); + hdr_cnt = (status == S_OK ? (u16)info : 0); } else { i = rsc->hdr_no; hdr_cnt = i + 1; @@ -4418,7 +4418,7 @@ static int ioc_rescan(void __user *arg, char *cmnd) status = __gdth_execute(ha->sdev, cmd, cmnd, 30, &info); spin_lock_irqsave(&ha->smp_lock, flags); - ha->hdr[i].devtype = (status == S_OK ? (ushort)info : 0); + ha->hdr[i].devtype = (status == S_OK ? (u16)info : 0); spin_unlock_irqrestore(&ha->smp_lock, flags); cmd->Service = CACHESERVICE; @@ -4432,7 +4432,7 @@ static int ioc_rescan(void __user *arg, char *cmnd) spin_lock_irqsave(&ha->smp_lock, flags); ha->hdr[i].cluster_type = - ((status == S_OK && !shared_access) ? (ushort)info : 0); + ((status == S_OK && !shared_access) ? (u16)info : 0); spin_unlock_irqrestore(&ha->smp_lock, flags); rsc->hdr_list[i].cluster_type = ha->hdr[i].cluster_type; @@ -4446,7 +4446,7 @@ static int ioc_rescan(void __user *arg, char *cmnd) status = __gdth_execute(ha->sdev, cmd, cmnd, 30, &info); spin_lock_irqsave(&ha->smp_lock, flags); - ha->hdr[i].rw_attribs = (status == S_OK ? (ushort)info : 0); + ha->hdr[i].rw_attribs = (status == S_OK ? (u16)info : 0); spin_unlock_irqrestore(&ha->smp_lock, flags); } @@ -4466,7 +4466,7 @@ static int gdth_ioctl(struct inode *inode, struct file *filep, { gdth_ha_str *ha; Scsi_Cmnd *scp; - ulong flags; + unsigned long flags; char cmnd[MAX_COMMAND_SIZE]; void __user *argp = (void __user *)arg; @@ -4495,9 +4495,9 @@ static int gdth_ioctl(struct inode *inode, struct file *filep, { gdth_ioctl_osvers osv; - osv.version = (unchar)(LINUX_VERSION_CODE >> 16); - osv.subversion = (unchar)(LINUX_VERSION_CODE >> 8); - osv.revision = (ushort)(LINUX_VERSION_CODE & 0xff); + osv.version = (u8)(LINUX_VERSION_CODE >> 16); + osv.subversion = (u8)(LINUX_VERSION_CODE >> 8); + osv.revision = (u16)(LINUX_VERSION_CODE & 0xff); if (copy_to_user(argp, &osv, sizeof(gdth_ioctl_osvers))) return -EFAULT; break; @@ -4512,10 +4512,10 @@ static int gdth_ioctl(struct inode *inode, struct file *filep, return -EFAULT; if (ha->type == GDT_ISA || ha->type == GDT_EISA) { - ctrt.type = (unchar)((ha->stype>>20) - 0x10); + ctrt.type = (u8)((ha->stype>>20) - 0x10); } else { if (ha->type != GDT_PCIMPR) { - ctrt.type = (unchar)((ha->stype<<4) + 6); + ctrt.type = (u8)((ha->stype<<4) + 6); } else { ctrt.type = (ha->oem_id == OEM_ID_INTEL ? 0xfd : 0xfe); @@ -4546,7 +4546,7 @@ static int gdth_ioctl(struct inode *inode, struct file *filep, case GDTIOCTL_LOCKCHN: { gdth_ioctl_lockchn lchn; - unchar i, j; + u8 i, j; if (copy_from_user(&lchn, argp, sizeof(gdth_ioctl_lockchn)) || (NULL == (ha = gdth_find_ha(lchn.ionode)))) @@ -4670,7 +4670,7 @@ static struct scsi_host_template gdth_template = { }; #ifdef CONFIG_ISA -static int __init gdth_isa_probe_one(ulong32 isa_bios) +static int __init gdth_isa_probe_one(u32 isa_bios) { struct Scsi_Host *shp; gdth_ha_str *ha; @@ -4802,7 +4802,7 @@ static int __init gdth_isa_probe_one(ulong32 isa_bios) #endif /* CONFIG_ISA */ #ifdef CONFIG_EISA -static int __init gdth_eisa_probe_one(ushort eisa_slot) +static int __init gdth_eisa_probe_one(u16 eisa_slot) { struct Scsi_Host *shp; gdth_ha_str *ha; @@ -5120,7 +5120,7 @@ static void gdth_remove_one(gdth_ha_str *ha) scsi_host_put(shp); } -static int gdth_halt(struct notifier_block *nb, ulong event, void *buf) +static int gdth_halt(struct notifier_block *nb, unsigned long event, void *buf) { gdth_ha_str *ha; @@ -5158,14 +5158,14 @@ static int __init gdth_init(void) if (probe_eisa_isa) { /* scanning for controllers, at first: ISA controller */ #ifdef CONFIG_ISA - ulong32 isa_bios; + u32 isa_bios; for (isa_bios = 0xc8000UL; isa_bios <= 0xd8000UL; isa_bios += 0x8000UL) gdth_isa_probe_one(isa_bios); #endif #ifdef CONFIG_EISA { - ushort eisa_slot; + u16 eisa_slot; for (eisa_slot = 0x1000; eisa_slot <= 0x8000; eisa_slot += 0x1000) gdth_eisa_probe_one(eisa_slot); diff --git a/drivers/scsi/gdth.h b/drivers/scsi/gdth.h index 1646444e9bd..120a0625a7b 100644 --- a/drivers/scsi/gdth.h +++ b/drivers/scsi/gdth.h @@ -321,524 +321,524 @@ /* screenservice message */ typedef struct { - ulong32 msg_handle; /* message handle */ - ulong32 msg_len; /* size of message */ - ulong32 msg_alen; /* answer length */ - unchar msg_answer; /* answer flag */ - unchar msg_ext; /* more messages */ - unchar msg_reserved[2]; + u32 msg_handle; /* message handle */ + u32 msg_len; /* size of message */ + u32 msg_alen; /* answer length */ + u8 msg_answer; /* answer flag */ + u8 msg_ext; /* more messages */ + u8 msg_reserved[2]; char msg_text[MSGLEN+2]; /* the message text */ -} PACKED gdth_msg_str; +} __attribute__((packed)) gdth_msg_str; /* IOCTL data structures */ /* Status coalescing buffer for returning multiple requests per interrupt */ typedef struct { - ulong32 status; - ulong32 ext_status; - ulong32 info0; - ulong32 info1; -} PACKED gdth_coal_status; + u32 status; + u32 ext_status; + u32 info0; + u32 info1; +} __attribute__((packed)) gdth_coal_status; /* performance mode data structure */ typedef struct { - ulong32 version; /* The version of this IOCTL structure. */ - ulong32 st_mode; /* 0=dis., 1=st_buf_addr1 valid, 2=both */ - ulong32 st_buff_addr1; /* physical address of status buffer 1 */ - ulong32 st_buff_u_addr1; /* reserved for 64 bit addressing */ - ulong32 st_buff_indx1; /* reserved command idx. for this buffer */ - ulong32 st_buff_addr2; /* physical address of status buffer 1 */ - ulong32 st_buff_u_addr2; /* reserved for 64 bit addressing */ - ulong32 st_buff_indx2; /* reserved command idx. for this buffer */ - ulong32 st_buff_size; /* size of each buffer in bytes */ - ulong32 cmd_mode; /* 0 = mode disabled, 1 = cmd_buff_addr1 */ - ulong32 cmd_buff_addr1; /* physical address of cmd buffer 1 */ - ulong32 cmd_buff_u_addr1; /* reserved for 64 bit addressing */ - ulong32 cmd_buff_indx1; /* cmd buf addr1 unique identifier */ - ulong32 cmd_buff_addr2; /* physical address of cmd buffer 1 */ - ulong32 cmd_buff_u_addr2; /* reserved for 64 bit addressing */ - ulong32 cmd_buff_indx2; /* cmd buf addr1 unique identifier */ - ulong32 cmd_buff_size; /* size of each cmd bufer in bytes */ - ulong32 reserved1; - ulong32 reserved2; -} PACKED gdth_perf_modes; + u32 version; /* The version of this IOCTL structure. */ + u32 st_mode; /* 0=dis., 1=st_buf_addr1 valid, 2=both */ + u32 st_buff_addr1; /* physical address of status buffer 1 */ + u32 st_buff_u_addr1; /* reserved for 64 bit addressing */ + u32 st_buff_indx1; /* reserved command idx. for this buffer */ + u32 st_buff_addr2; /* physical address of status buffer 1 */ + u32 st_buff_u_addr2; /* reserved for 64 bit addressing */ + u32 st_buff_indx2; /* reserved command idx. for this buffer */ + u32 st_buff_size; /* size of each buffer in bytes */ + u32 cmd_mode; /* 0 = mode disabled, 1 = cmd_buff_addr1 */ + u32 cmd_buff_addr1; /* physical address of cmd buffer 1 */ + u32 cmd_buff_u_addr1; /* reserved for 64 bit addressing */ + u32 cmd_buff_indx1; /* cmd buf addr1 unique identifier */ + u32 cmd_buff_addr2; /* physical address of cmd buffer 1 */ + u32 cmd_buff_u_addr2; /* reserved for 64 bit addressing */ + u32 cmd_buff_indx2; /* cmd buf addr1 unique identifier */ + u32 cmd_buff_size; /* size of each cmd bufer in bytes */ + u32 reserved1; + u32 reserved2; +} __attribute__((packed)) gdth_perf_modes; /* SCSI drive info */ typedef struct { - unchar vendor[8]; /* vendor string */ - unchar product[16]; /* product string */ - unchar revision[4]; /* revision */ - ulong32 sy_rate; /* current rate for sync. tr. */ - ulong32 sy_max_rate; /* max. rate for sync. tr. */ - ulong32 no_ldrive; /* belongs to this log. drv.*/ - ulong32 blkcnt; /* number of blocks */ - ushort blksize; /* size of block in bytes */ - unchar available; /* flag: access is available */ - unchar init; /* medium is initialized */ - unchar devtype; /* SCSI devicetype */ - unchar rm_medium; /* medium is removable */ - unchar wp_medium; /* medium is write protected */ - unchar ansi; /* SCSI I/II or III? */ - unchar protocol; /* same as ansi */ - unchar sync; /* flag: sync. transfer enab. */ - unchar disc; /* flag: disconnect enabled */ - unchar queueing; /* flag: command queing enab. */ - unchar cached; /* flag: caching enabled */ - unchar target_id; /* target ID of device */ - unchar lun; /* LUN id of device */ - unchar orphan; /* flag: drive fragment */ - ulong32 last_error; /* sense key or drive state */ - ulong32 last_result; /* result of last command */ - ulong32 check_errors; /* err. in last surface check */ - unchar percent; /* progress for surface check */ - unchar last_check; /* IOCTRL operation */ - unchar res[2]; - ulong32 flags; /* from 1.19/2.19: raw reserv.*/ - unchar multi_bus; /* multi bus dev? (fibre ch.) */ - unchar mb_status; /* status: available? */ - unchar res2[2]; - unchar mb_alt_status; /* status on second bus */ - unchar mb_alt_bid; /* number of second bus */ - unchar mb_alt_tid; /* target id on second bus */ - unchar res3; - unchar fc_flag; /* from 1.22/2.22: info valid?*/ - unchar res4; - ushort fc_frame_size; /* frame size (bytes) */ + u8 vendor[8]; /* vendor string */ + u8 product[16]; /* product string */ + u8 revision[4]; /* revision */ + u32 sy_rate; /* current rate for sync. tr. */ + u32 sy_max_rate; /* max. rate for sync. tr. */ + u32 no_ldrive; /* belongs to this log. drv.*/ + u32 blkcnt; /* number of blocks */ + u16 blksize; /* size of block in bytes */ + u8 available; /* flag: access is available */ + u8 init; /* medium is initialized */ + u8 devtype; /* SCSI devicetype */ + u8 rm_medium; /* medium is removable */ + u8 wp_medium; /* medium is write protected */ + u8 ansi; /* SCSI I/II or III? */ + u8 protocol; /* same as ansi */ + u8 sync; /* flag: sync. transfer enab. */ + u8 disc; /* flag: disconnect enabled */ + u8 queueing; /* flag: command queing enab. */ + u8 cached; /* flag: caching enabled */ + u8 target_id; /* target ID of device */ + u8 lun; /* LUN id of device */ + u8 orphan; /* flag: drive fragment */ + u32 last_error; /* sense key or drive state */ + u32 last_result; /* result of last command */ + u32 check_errors; /* err. in last surface check */ + u8 percent; /* progress for surface check */ + u8 last_check; /* IOCTRL operation */ + u8 res[2]; + u32 flags; /* from 1.19/2.19: raw reserv.*/ + u8 multi_bus; /* multi bus dev? (fibre ch.) */ + u8 mb_status; /* status: available? */ + u8 res2[2]; + u8 mb_alt_status; /* status on second bus */ + u8 mb_alt_bid; /* number of second bus */ + u8 mb_alt_tid; /* target id on second bus */ + u8 res3; + u8 fc_flag; /* from 1.22/2.22: info valid?*/ + u8 res4; + u16 fc_frame_size; /* frame size (bytes) */ char wwn[8]; /* world wide name */ -} PACKED gdth_diskinfo_str; +} __attribute__((packed)) gdth_diskinfo_str; /* get SCSI channel count */ typedef struct { - ulong32 channel_no; /* number of channel */ - ulong32 drive_cnt; /* drive count */ - unchar siop_id; /* SCSI processor ID */ - unchar siop_state; /* SCSI processor state */ -} PACKED gdth_getch_str; + u32 channel_no; /* number of channel */ + u32 drive_cnt; /* drive count */ + u8 siop_id; /* SCSI processor ID */ + u8 siop_state; /* SCSI processor state */ +} __attribute__((packed)) gdth_getch_str; /* get SCSI drive numbers */ typedef struct { - ulong32 sc_no; /* SCSI channel */ - ulong32 sc_cnt; /* sc_list[] elements */ - ulong32 sc_list[MAXID]; /* minor device numbers */ -} PACKED gdth_drlist_str; + u32 sc_no; /* SCSI channel */ + u32 sc_cnt; /* sc_list[] elements */ + u32 sc_list[MAXID]; /* minor device numbers */ +} __attribute__((packed)) gdth_drlist_str; /* get grown/primary defect count */ typedef struct { - unchar sddc_type; /* 0x08: grown, 0x10: prim. */ - unchar sddc_format; /* list entry format */ - unchar sddc_len; /* list entry length */ - unchar sddc_res; - ulong32 sddc_cnt; /* entry count */ -} PACKED gdth_defcnt_str; + u8 sddc_type; /* 0x08: grown, 0x10: prim. */ + u8 sddc_format; /* list entry format */ + u8 sddc_len; /* list entry length */ + u8 sddc_res; + u32 sddc_cnt; /* entry count */ +} __attribute__((packed)) gdth_defcnt_str; /* disk statistics */ typedef struct { - ulong32 bid; /* SCSI channel */ - ulong32 first; /* first SCSI disk */ - ulong32 entries; /* number of elements */ - ulong32 count; /* (R) number of init. el. */ - ulong32 mon_time; /* time stamp */ + u32 bid; /* SCSI channel */ + u32 first; /* first SCSI disk */ + u32 entries; /* number of elements */ + u32 count; /* (R) number of init. el. */ + u32 mon_time; /* time stamp */ struct { - unchar tid; /* target ID */ - unchar lun; /* LUN */ - unchar res[2]; - ulong32 blk_size; /* block size in bytes */ - ulong32 rd_count; /* bytes read */ - ulong32 wr_count; /* bytes written */ - ulong32 rd_blk_count; /* blocks read */ - ulong32 wr_blk_count; /* blocks written */ - ulong32 retries; /* retries */ - ulong32 reassigns; /* reassigns */ - } PACKED list[1]; -} PACKED gdth_dskstat_str; + u8 tid; /* target ID */ + u8 lun; /* LUN */ + u8 res[2]; + u32 blk_size; /* block size in bytes */ + u32 rd_count; /* bytes read */ + u32 wr_count; /* bytes written */ + u32 rd_blk_count; /* blocks read */ + u32 wr_blk_count; /* blocks written */ + u32 retries; /* retries */ + u32 reassigns; /* reassigns */ + } __attribute__((packed)) list[1]; +} __attribute__((packed)) gdth_dskstat_str; /* IO channel header */ typedef struct { - ulong32 version; /* version (-1UL: newest) */ - unchar list_entries; /* list entry count */ - unchar first_chan; /* first channel number */ - unchar last_chan; /* last channel number */ - unchar chan_count; /* (R) channel count */ - ulong32 list_offset; /* offset of list[0] */ -} PACKED gdth_iochan_header; + u32 version; /* version (-1UL: newest) */ + u8 list_entries; /* list entry count */ + u8 first_chan; /* first channel number */ + u8 last_chan; /* last channel number */ + u8 chan_count; /* (R) channel count */ + u32 list_offset; /* offset of list[0] */ +} __attribute__((packed)) gdth_iochan_header; /* get IO channel description */ typedef struct { gdth_iochan_header hdr; struct { - ulong32 address; /* channel address */ - unchar type; /* type (SCSI, FCAL) */ - unchar local_no; /* local number */ - ushort features; /* channel features */ - } PACKED list[MAXBUS]; -} PACKED gdth_iochan_str; + u32 address; /* channel address */ + u8 type; /* type (SCSI, FCAL) */ + u8 local_no; /* local number */ + u16 features; /* channel features */ + } __attribute__((packed)) list[MAXBUS]; +} __attribute__((packed)) gdth_iochan_str; /* get raw IO channel description */ typedef struct { gdth_iochan_header hdr; struct { - unchar proc_id; /* processor id */ - unchar proc_defect; /* defect ? */ - unchar reserved[2]; - } PACKED list[MAXBUS]; -} PACKED gdth_raw_iochan_str; + u8 proc_id; /* processor id */ + u8 proc_defect; /* defect ? */ + u8 reserved[2]; + } __attribute__((packed)) list[MAXBUS]; +} __attribute__((packed)) gdth_raw_iochan_str; /* array drive component */ typedef struct { - ulong32 al_controller; /* controller ID */ - unchar al_cache_drive; /* cache drive number */ - unchar al_status; /* cache drive state */ - unchar al_res[2]; -} PACKED gdth_arraycomp_str; + u32 al_controller; /* controller ID */ + u8 al_cache_drive; /* cache drive number */ + u8 al_status; /* cache drive state */ + u8 al_res[2]; +} __attribute__((packed)) gdth_arraycomp_str; /* array drive information */ typedef struct { - unchar ai_type; /* array type (RAID0,4,5) */ - unchar ai_cache_drive_cnt; /* active cachedrives */ - unchar ai_state; /* array drive state */ - unchar ai_master_cd; /* master cachedrive */ - ulong32 ai_master_controller; /* ID of master controller */ - ulong32 ai_size; /* user capacity [sectors] */ - ulong32 ai_striping_size; /* striping size [sectors] */ - ulong32 ai_secsize; /* sector size [bytes] */ - ulong32 ai_err_info; /* failed cache drive */ - unchar ai_name[8]; /* name of the array drive */ - unchar ai_controller_cnt; /* number of controllers */ - unchar ai_removable; /* flag: removable */ - unchar ai_write_protected; /* flag: write protected */ - unchar ai_devtype; /* type: always direct access */ + u8 ai_type; /* array type (RAID0,4,5) */ + u8 ai_cache_drive_cnt; /* active cachedrives */ + u8 ai_state; /* array drive state */ + u8 ai_master_cd; /* master cachedrive */ + u32 ai_master_controller; /* ID of master controller */ + u32 ai_size; /* user capacity [sectors] */ + u32 ai_striping_size; /* striping size [sectors] */ + u32 ai_secsize; /* sector size [bytes] */ + u32 ai_err_info; /* failed cache drive */ + u8 ai_name[8]; /* name of the array drive */ + u8 ai_controller_cnt; /* number of controllers */ + u8 ai_removable; /* flag: removable */ + u8 ai_write_protected; /* flag: write protected */ + u8 ai_devtype; /* type: always direct access */ gdth_arraycomp_str ai_drives[35]; /* drive components: */ - unchar ai_drive_entries; /* number of drive components */ - unchar ai_protected; /* protection flag */ - unchar ai_verify_state; /* state of a parity verify */ - unchar ai_ext_state; /* extended array drive state */ - unchar ai_expand_state; /* array expand state (>=2.18)*/ - unchar ai_reserved[3]; -} PACKED gdth_arrayinf_str; + u8 ai_drive_entries; /* number of drive components */ + u8 ai_protected; /* protection flag */ + u8 ai_verify_state; /* state of a parity verify */ + u8 ai_ext_state; /* extended array drive state */ + u8 ai_expand_state; /* array expand state (>=2.18)*/ + u8 ai_reserved[3]; +} __attribute__((packed)) gdth_arrayinf_str; /* get array drive list */ typedef struct { - ulong32 controller_no; /* controller no. */ - unchar cd_handle; /* master cachedrive */ - unchar is_arrayd; /* Flag: is array drive? */ - unchar is_master; /* Flag: is array master? */ - unchar is_parity; /* Flag: is parity drive? */ - unchar is_hotfix; /* Flag: is hotfix drive? */ - unchar res[3]; -} PACKED gdth_alist_str; + u32 controller_no; /* controller no. */ + u8 cd_handle; /* master cachedrive */ + u8 is_arrayd; /* Flag: is array drive? */ + u8 is_master; /* Flag: is array master? */ + u8 is_parity; /* Flag: is parity drive? */ + u8 is_hotfix; /* Flag: is hotfix drive? */ + u8 res[3]; +} __attribute__((packed)) gdth_alist_str; typedef struct { - ulong32 entries_avail; /* allocated entries */ - ulong32 entries_init; /* returned entries */ - ulong32 first_entry; /* first entry number */ - ulong32 list_offset; /* offset of following list */ + u32 entries_avail; /* allocated entries */ + u32 entries_init; /* returned entries */ + u32 first_entry; /* first entry number */ + u32 list_offset; /* offset of following list */ gdth_alist_str list[1]; /* list */ -} PACKED gdth_arcdl_str; +} __attribute__((packed)) gdth_arcdl_str; /* cache info/config IOCTL */ typedef struct { - ulong32 version; /* firmware version */ - ushort state; /* cache state (on/off) */ - ushort strategy; /* cache strategy */ - ushort write_back; /* write back state (on/off) */ - ushort block_size; /* cache block size */ -} PACKED gdth_cpar_str; + u32 version; /* firmware version */ + u16 state; /* cache state (on/off) */ + u16 strategy; /* cache strategy */ + u16 write_back; /* write back state (on/off) */ + u16 block_size; /* cache block size */ +} __attribute__((packed)) gdth_cpar_str; typedef struct { - ulong32 csize; /* cache size */ - ulong32 read_cnt; /* read/write counter */ - ulong32 write_cnt; - ulong32 tr_hits; /* hits */ - ulong32 sec_hits; - ulong32 sec_miss; /* misses */ -} PACKED gdth_cstat_str; + u32 csize; /* cache size */ + u32 read_cnt; /* read/write counter */ + u32 write_cnt; + u32 tr_hits; /* hits */ + u32 sec_hits; + u32 sec_miss; /* misses */ +} __attribute__((packed)) gdth_cstat_str; typedef struct { gdth_cpar_str cpar; gdth_cstat_str cstat; -} PACKED gdth_cinfo_str; +} __attribute__((packed)) gdth_cinfo_str; /* cache drive info */ typedef struct { - unchar cd_name[8]; /* cache drive name */ - ulong32 cd_devtype; /* SCSI devicetype */ - ulong32 cd_ldcnt; /* number of log. drives */ - ulong32 cd_last_error; /* last error */ - unchar cd_initialized; /* drive is initialized */ - unchar cd_removable; /* media is removable */ - unchar cd_write_protected; /* write protected */ - unchar cd_flags; /* Pool Hot Fix? */ - ulong32 ld_blkcnt; /* number of blocks */ - ulong32 ld_blksize; /* blocksize */ - ulong32 ld_dcnt; /* number of disks */ - ulong32 ld_slave; /* log. drive index */ - ulong32 ld_dtype; /* type of logical drive */ - ulong32 ld_last_error; /* last error */ - unchar ld_name[8]; /* log. drive name */ - unchar ld_error; /* error */ -} PACKED gdth_cdrinfo_str; + u8 cd_name[8]; /* cache drive name */ + u32 cd_devtype; /* SCSI devicetype */ + u32 cd_ldcnt; /* number of log. drives */ + u32 cd_last_error; /* last error */ + u8 cd_initialized; /* drive is initialized */ + u8 cd_removable; /* media is removable */ + u8 cd_write_protected; /* write protected */ + u8 cd_flags; /* Pool Hot Fix? */ + u32 ld_blkcnt; /* number of blocks */ + u32 ld_blksize; /* blocksize */ + u32 ld_dcnt; /* number of disks */ + u32 ld_slave; /* log. drive index */ + u32 ld_dtype; /* type of logical drive */ + u32 ld_last_error; /* last error */ + u8 ld_name[8]; /* log. drive name */ + u8 ld_error; /* error */ +} __attribute__((packed)) gdth_cdrinfo_str; /* OEM string */ typedef struct { - ulong32 ctl_version; - ulong32 file_major_version; - ulong32 file_minor_version; - ulong32 buffer_size; - ulong32 cpy_count; - ulong32 ext_error; - ulong32 oem_id; - ulong32 board_id; -} PACKED gdth_oem_str_params; - -typedef struct { - unchar product_0_1_name[16]; - unchar product_4_5_name[16]; - unchar product_cluster_name[16]; - unchar product_reserved[16]; - unchar scsi_cluster_target_vendor_id[16]; - unchar cluster_raid_fw_name[16]; - unchar oem_brand_name[16]; - unchar oem_raid_type[16]; - unchar bios_type[13]; - unchar bios_title[50]; - unchar oem_company_name[37]; - ulong32 pci_id_1; - ulong32 pci_id_2; - unchar validation_status[80]; - unchar reserved_1[4]; - unchar scsi_host_drive_inquiry_vendor_id[16]; - unchar library_file_template[16]; - unchar reserved_2[16]; - unchar tool_name_1[32]; - unchar tool_name_2[32]; - unchar tool_name_3[32]; - unchar oem_contact_1[84]; - unchar oem_contact_2[84]; - unchar oem_contact_3[84]; -} PACKED gdth_oem_str; + u32 ctl_version; + u32 file_major_version; + u32 file_minor_version; + u32 buffer_size; + u32 cpy_count; + u32 ext_error; + u32 oem_id; + u32 board_id; +} __attribute__((packed)) gdth_oem_str_params; + +typedef struct { + u8 product_0_1_name[16]; + u8 product_4_5_name[16]; + u8 product_cluster_name[16]; + u8 product_reserved[16]; + u8 scsi_cluster_target_vendor_id[16]; + u8 cluster_raid_fw_name[16]; + u8 oem_brand_name[16]; + u8 oem_raid_type[16]; + u8 bios_type[13]; + u8 bios_title[50]; + u8 oem_company_name[37]; + u32 pci_id_1; + u32 pci_id_2; + u8 validation_status[80]; + u8 reserved_1[4]; + u8 scsi_host_drive_inquiry_vendor_id[16]; + u8 library_file_template[16]; + u8 reserved_2[16]; + u8 tool_name_1[32]; + u8 tool_name_2[32]; + u8 tool_name_3[32]; + u8 oem_contact_1[84]; + u8 oem_contact_2[84]; + u8 oem_contact_3[84]; +} __attribute__((packed)) gdth_oem_str; typedef struct { gdth_oem_str_params params; gdth_oem_str text; -} PACKED gdth_oem_str_ioctl; +} __attribute__((packed)) gdth_oem_str_ioctl; /* board features */ typedef struct { - unchar chaining; /* Chaining supported */ - unchar striping; /* Striping (RAID-0) supp. */ - unchar mirroring; /* Mirroring (RAID-1) supp. */ - unchar raid; /* RAID-4/5/10 supported */ -} PACKED gdth_bfeat_str; + u8 chaining; /* Chaining supported */ + u8 striping; /* Striping (RAID-0) supp. */ + u8 mirroring; /* Mirroring (RAID-1) supp. */ + u8 raid; /* RAID-4/5/10 supported */ +} __attribute__((packed)) gdth_bfeat_str; /* board info IOCTL */ typedef struct { - ulong32 ser_no; /* serial no. */ - unchar oem_id[2]; /* OEM ID */ - ushort ep_flags; /* eprom flags */ - ulong32 proc_id; /* processor ID */ - ulong32 memsize; /* memory size (bytes) */ - unchar mem_banks; /* memory banks */ - unchar chan_type; /* channel type */ - unchar chan_count; /* channel count */ - unchar rdongle_pres; /* dongle present? */ - ulong32 epr_fw_ver; /* (eprom) firmware version */ - ulong32 upd_fw_ver; /* (update) firmware version */ - ulong32 upd_revision; /* update revision */ + u32 ser_no; /* serial no. */ + u8 oem_id[2]; /* OEM ID */ + u16 ep_flags; /* eprom flags */ + u32 proc_id; /* processor ID */ + u32 memsize; /* memory size (bytes) */ + u8 mem_banks; /* memory banks */ + u8 chan_type; /* channel type */ + u8 chan_count; /* channel count */ + u8 rdongle_pres; /* dongle present? */ + u32 epr_fw_ver; /* (eprom) firmware version */ + u32 upd_fw_ver; /* (update) firmware version */ + u32 upd_revision; /* update revision */ char type_string[16]; /* controller name */ char raid_string[16]; /* RAID firmware name */ - unchar update_pres; /* update present? */ - unchar xor_pres; /* XOR engine present? */ - unchar prom_type; /* ROM type (eprom/flash) */ - unchar prom_count; /* number of ROM devices */ - ulong32 dup_pres; /* duplexing module present? */ - ulong32 chan_pres; /* number of expansion chn. */ - ulong32 mem_pres; /* memory expansion inst. ? */ - unchar ft_bus_system; /* fault bus supported? */ - unchar subtype_valid; /* board_subtype valid? */ - unchar board_subtype; /* subtype/hardware level */ - unchar ramparity_pres; /* RAM parity check hardware? */ -} PACKED gdth_binfo_str; + u8 update_pres; /* update present? */ + u8 xor_pres; /* XOR engine present? */ + u8 prom_type; /* ROM type (eprom/flash) */ + u8 prom_count; /* number of ROM devices */ + u32 dup_pres; /* duplexing module present? */ + u32 chan_pres; /* number of expansion chn. */ + u32 mem_pres; /* memory expansion inst. ? */ + u8 ft_bus_system; /* fault bus supported? */ + u8 subtype_valid; /* board_subtype valid? */ + u8 board_subtype; /* subtype/hardware level */ + u8 ramparity_pres; /* RAM parity check hardware? */ +} __attribute__((packed)) gdth_binfo_str; /* get host drive info */ typedef struct { char name[8]; /* host drive name */ - ulong32 size; /* size (sectors) */ - unchar host_drive; /* host drive number */ - unchar log_drive; /* log. drive (master) */ - unchar reserved; - unchar rw_attribs; /* r/w attribs */ - ulong32 start_sec; /* start sector */ -} PACKED gdth_hentry_str; - -typedef struct { - ulong32 entries; /* entry count */ - ulong32 offset; /* offset of entries */ - unchar secs_p_head; /* sectors/head */ - unchar heads_p_cyl; /* heads/cylinder */ - unchar reserved; - unchar clust_drvtype; /* cluster drive type */ - ulong32 location; /* controller number */ + u32 size; /* size (sectors) */ + u8 host_drive; /* host drive number */ + u8 log_drive; /* log. drive (master) */ + u8 reserved; + u8 rw_attribs; /* r/w attribs */ + u32 start_sec; /* start sector */ +} __attribute__((packed)) gdth_hentry_str; + +typedef struct { + u32 entries; /* entry count */ + u32 offset; /* offset of entries */ + u8 secs_p_head; /* sectors/head */ + u8 heads_p_cyl; /* heads/cylinder */ + u8 reserved; + u8 clust_drvtype; /* cluster drive type */ + u32 location; /* controller number */ gdth_hentry_str entry[MAX_HDRIVES]; /* entries */ -} PACKED gdth_hget_str; +} __attribute__((packed)) gdth_hget_str; /* DPRAM structures */ /* interface area ISA/PCI */ typedef struct { - unchar S_Cmd_Indx; /* special command */ - unchar volatile S_Status; /* status special command */ - ushort reserved1; - ulong32 S_Info[4]; /* add. info special command */ - unchar volatile Sema0; /* command semaphore */ - unchar reserved2[3]; - unchar Cmd_Index; /* command number */ - unchar reserved3[3]; - ushort volatile Status; /* command status */ - ushort Service; /* service(for async.events) */ - ulong32 Info[2]; /* additional info */ + u8 S_Cmd_Indx; /* special command */ + u8 volatile S_Status; /* status special command */ + u16 reserved1; + u32 S_Info[4]; /* add. info special command */ + u8 volatile Sema0; /* command semaphore */ + u8 reserved2[3]; + u8 Cmd_Index; /* command number */ + u8 reserved3[3]; + u16 volatile Status; /* command status */ + u16 Service; /* service(for async.events) */ + u32 Info[2]; /* additional info */ struct { - ushort offset; /* command offs. in the DPRAM*/ - ushort serv_id; /* service */ - } PACKED comm_queue[MAXOFFSETS]; /* command queue */ - ulong32 bios_reserved[2]; - unchar gdt_dpr_cmd[1]; /* commands */ -} PACKED gdt_dpr_if; + u16 offset; /* command offs. in the DPRAM*/ + u16 serv_id; /* service */ + } __attribute__((packed)) comm_queue[MAXOFFSETS]; /* command queue */ + u32 bios_reserved[2]; + u8 gdt_dpr_cmd[1]; /* commands */ +} __attribute__((packed)) gdt_dpr_if; /* SRAM structure PCI controllers */ typedef struct { - ulong32 magic; /* controller ID from BIOS */ - ushort need_deinit; /* switch betw. BIOS/driver */ - unchar switch_support; /* see need_deinit */ - unchar padding[9]; - unchar os_used[16]; /* OS code per service */ - unchar unused[28]; - unchar fw_magic; /* contr. ID from firmware */ -} PACKED gdt_pci_sram; + u32 magic; /* controller ID from BIOS */ + u16 need_deinit; /* switch betw. BIOS/driver */ + u8 switch_support; /* see need_deinit */ + u8 padding[9]; + u8 os_used[16]; /* OS code per service */ + u8 unused[28]; + u8 fw_magic; /* contr. ID from firmware */ +} __attribute__((packed)) gdt_pci_sram; /* SRAM structure EISA controllers (but NOT GDT3000/3020) */ typedef struct { - unchar os_used[16]; /* OS code per service */ - ushort need_deinit; /* switch betw. BIOS/driver */ - unchar switch_support; /* see need_deinit */ - unchar padding; -} PACKED gdt_eisa_sram; + u8 os_used[16]; /* OS code per service */ + u16 need_deinit; /* switch betw. BIOS/driver */ + u8 switch_support; /* see need_deinit */ + u8 padding; +} __attribute__((packed)) gdt_eisa_sram; /* DPRAM ISA controllers */ typedef struct { union { struct { - unchar bios_used[0x3c00-32]; /* 15KB - 32Bytes BIOS */ - ulong32 magic; /* controller (EISA) ID */ - ushort need_deinit; /* switch betw. BIOS/driver */ - unchar switch_support; /* see need_deinit */ - unchar padding[9]; - unchar os_used[16]; /* OS code per service */ - } PACKED dp_sram; - unchar bios_area[0x4000]; /* 16KB reserved for BIOS */ + u8 bios_used[0x3c00-32]; /* 15KB - 32Bytes BIOS */ + u32 magic; /* controller (EISA) ID */ + u16 need_deinit; /* switch betw. BIOS/driver */ + u8 switch_support; /* see need_deinit */ + u8 padding[9]; + u8 os_used[16]; /* OS code per service */ + } __attribute__((packed)) dp_sram; + u8 bios_area[0x4000]; /* 16KB reserved for BIOS */ } bu; union { gdt_dpr_if ic; /* interface area */ - unchar if_area[0x3000]; /* 12KB for interface */ + u8 if_area[0x3000]; /* 12KB for interface */ } u; struct { - unchar memlock; /* write protection DPRAM */ - unchar event; /* release event */ - unchar irqen; /* board interrupts enable */ - unchar irqdel; /* acknowledge board int. */ - unchar volatile Sema1; /* status semaphore */ - unchar rq; /* IRQ/DRQ configuration */ - } PACKED io; -} PACKED gdt2_dpram_str; + u8 memlock; /* write protection DPRAM */ + u8 event; /* release event */ + u8 irqen; /* board interrupts enable */ + u8 irqdel; /* acknowledge board int. */ + u8 volatile Sema1; /* status semaphore */ + u8 rq; /* IRQ/DRQ configuration */ + } __attribute__((packed)) io; +} __attribute__((packed)) gdt2_dpram_str; /* DPRAM PCI controllers */ typedef struct { union { gdt_dpr_if ic; /* interface area */ - unchar if_area[0xff0-sizeof(gdt_pci_sram)]; + u8 if_area[0xff0-sizeof(gdt_pci_sram)]; } u; gdt_pci_sram gdt6sr; /* SRAM structure */ struct { - unchar unused0[1]; - unchar volatile Sema1; /* command semaphore */ - unchar unused1[3]; - unchar irqen; /* board interrupts enable */ - unchar unused2[2]; - unchar event; /* release event */ - unchar unused3[3]; - unchar irqdel; /* acknowledge board int. */ - unchar unused4[3]; - } PACKED io; -} PACKED gdt6_dpram_str; + u8 unused0[1]; + u8 volatile Sema1; /* command semaphore */ + u8 unused1[3]; + u8 irqen; /* board interrupts enable */ + u8 unused2[2]; + u8 event; /* release event */ + u8 unused3[3]; + u8 irqdel; /* acknowledge board int. */ + u8 unused4[3]; + } __attribute__((packed)) io; +} __attribute__((packed)) gdt6_dpram_str; /* PLX register structure (new PCI controllers) */ typedef struct { - unchar cfg_reg; /* DPRAM cfg.(2:below 1MB,0:anywhere)*/ - unchar unused1[0x3f]; - unchar volatile sema0_reg; /* command semaphore */ - unchar volatile sema1_reg; /* status semaphore */ - unchar unused2[2]; - ushort volatile status; /* command status */ - ushort service; /* service */ - ulong32 info[2]; /* additional info */ - unchar unused3[0x10]; - unchar ldoor_reg; /* PCI to local doorbell */ - unchar unused4[3]; - unchar volatile edoor_reg; /* local to PCI doorbell */ - unchar unused5[3]; - unchar control0; /* control0 register(unused) */ - unchar control1; /* board interrupts enable */ - unchar unused6[0x16]; -} PACKED gdt6c_plx_regs; + u8 cfg_reg; /* DPRAM cfg.(2:below 1MB,0:anywhere)*/ + u8 unused1[0x3f]; + u8 volatile sema0_reg; /* command semaphore */ + u8 volatile sema1_reg; /* status semaphore */ + u8 unused2[2]; + u16 volatile status; /* command status */ + u16 service; /* service */ + u32 info[2]; /* additional info */ + u8 unused3[0x10]; + u8 ldoor_reg; /* PCI to local doorbell */ + u8 unused4[3]; + u8 volatile edoor_reg; /* local to PCI doorbell */ + u8 unused5[3]; + u8 control0; /* control0 register(unused) */ + u8 control1; /* board interrupts enable */ + u8 unused6[0x16]; +} __attribute__((packed)) gdt6c_plx_regs; /* DPRAM new PCI controllers */ typedef struct { union { gdt_dpr_if ic; /* interface area */ - unchar if_area[0x4000-sizeof(gdt_pci_sram)]; + u8 if_area[0x4000-sizeof(gdt_pci_sram)]; } u; gdt_pci_sram gdt6sr; /* SRAM structure */ -} PACKED gdt6c_dpram_str; +} __attribute__((packed)) gdt6c_dpram_str; /* i960 register structure (PCI MPR controllers) */ typedef struct { - unchar unused1[16]; - unchar volatile sema0_reg; /* command semaphore */ - unchar unused2; - unchar volatile sema1_reg; /* status semaphore */ - unchar unused3; - ushort volatile status; /* command status */ - ushort service; /* service */ - ulong32 info[2]; /* additional info */ - unchar ldoor_reg; /* PCI to local doorbell */ - unchar unused4[11]; - unchar volatile edoor_reg; /* local to PCI doorbell */ - unchar unused5[7]; - unchar edoor_en_reg; /* board interrupts enable */ - unchar unused6[27]; - ulong32 unused7[939]; - ulong32 severity; + u8 unused1[16]; + u8 volatile sema0_reg; /* command semaphore */ + u8 unused2; + u8 volatile sema1_reg; /* status semaphore */ + u8 unused3; + u16 volatile status; /* command status */ + u16 service; /* service */ + u32 info[2]; /* additional info */ + u8 ldoor_reg; /* PCI to local doorbell */ + u8 unused4[11]; + u8 volatile edoor_reg; /* local to PCI doorbell */ + u8 unused5[7]; + u8 edoor_en_reg; /* board interrupts enable */ + u8 unused6[27]; + u32 unused7[939]; + u32 severity; char evt_str[256]; /* event string */ -} PACKED gdt6m_i960_regs; +} __attribute__((packed)) gdt6m_i960_regs; /* DPRAM PCI MPR controllers */ typedef struct { gdt6m_i960_regs i960r; /* 4KB i960 registers */ union { gdt_dpr_if ic; /* interface area */ - unchar if_area[0x3000-sizeof(gdt_pci_sram)]; + u8 if_area[0x3000-sizeof(gdt_pci_sram)]; } u; gdt_pci_sram gdt6sr; /* SRAM structure */ -} PACKED gdt6m_dpram_str; +} __attribute__((packed)) gdt6m_dpram_str; /* PCI resources */ typedef struct { struct pci_dev *pdev; - ulong dpmem; /* DPRAM address */ - ulong io; /* IO address */ + unsigned long dpmem; /* DPRAM address */ + unsigned long io; /* IO address */ } gdth_pci_str; @@ -846,93 +846,93 @@ typedef struct { typedef struct { struct Scsi_Host *shost; struct list_head list; - ushort hanum; - ushort oem_id; /* OEM */ - ushort type; /* controller class */ - ulong32 stype; /* subtype (PCI: device ID) */ - ushort fw_vers; /* firmware version */ - ushort cache_feat; /* feat. cache serv. (s/g,..)*/ - ushort raw_feat; /* feat. raw service (s/g,..)*/ - ushort screen_feat; /* feat. raw service (s/g,..)*/ - ushort bmic; /* BMIC address (EISA) */ + u16 hanum; + u16 oem_id; /* OEM */ + u16 type; /* controller class */ + u32 stype; /* subtype (PCI: device ID) */ + u16 fw_vers; /* firmware version */ + u16 cache_feat; /* feat. cache serv. (s/g,..)*/ + u16 raw_feat; /* feat. raw service (s/g,..)*/ + u16 screen_feat; /* feat. raw service (s/g,..)*/ + u16 bmic; /* BMIC address (EISA) */ void __iomem *brd; /* DPRAM address */ - ulong32 brd_phys; /* slot number/BIOS address */ + u32 brd_phys; /* slot number/BIOS address */ gdt6c_plx_regs *plx; /* PLX regs (new PCI contr.) */ gdth_cmd_str cmdext; gdth_cmd_str *pccb; /* address command structure */ - ulong32 ccb_phys; /* phys. address */ + u32 ccb_phys; /* phys. address */ #ifdef INT_COAL gdth_coal_status *coal_stat; /* buffer for coalescing int.*/ - ulong64 coal_stat_phys; /* phys. address */ + u64 coal_stat_phys; /* phys. address */ #endif char *pscratch; /* scratch (DMA) buffer */ - ulong64 scratch_phys; /* phys. address */ - unchar scratch_busy; /* in use? */ - unchar dma64_support; /* 64-bit DMA supported? */ + u64 scratch_phys; /* phys. address */ + u8 scratch_busy; /* in use? */ + u8 dma64_support; /* 64-bit DMA supported? */ gdth_msg_str *pmsg; /* message buffer */ - ulong64 msg_phys; /* phys. address */ - unchar scan_mode; /* current scan mode */ - unchar irq; /* IRQ */ - unchar drq; /* DRQ (ISA controllers) */ - ushort status; /* command status */ - ushort service; /* service/firmware ver./.. */ - ulong32 info; - ulong32 info2; /* additional info */ + u64 msg_phys; /* phys. address */ + u8 scan_mode; /* current scan mode */ + u8 irq; /* IRQ */ + u8 drq; /* DRQ (ISA controllers) */ + u16 status; /* command status */ + u16 service; /* service/firmware ver./.. */ + u32 info; + u32 info2; /* additional info */ Scsi_Cmnd *req_first; /* top of request queue */ struct { - unchar present; /* Flag: host drive present? */ - unchar is_logdrv; /* Flag: log. drive (master)? */ - unchar is_arraydrv; /* Flag: array drive? */ - unchar is_master; /* Flag: array drive master? */ - unchar is_parity; /* Flag: parity drive? */ - unchar is_hotfix; /* Flag: hotfix drive? */ - unchar master_no; /* number of master drive */ - unchar lock; /* drive locked? (hot plug) */ - unchar heads; /* mapping */ - unchar secs; - ushort devtype; /* further information */ - ulong64 size; /* capacity */ - unchar ldr_no; /* log. drive no. */ - unchar rw_attribs; /* r/w attributes */ - unchar cluster_type; /* cluster properties */ - unchar media_changed; /* Flag:MOUNT/UNMOUNT occured */ - ulong32 start_sec; /* start sector */ + u8 present; /* Flag: host drive present? */ + u8 is_logdrv; /* Flag: log. drive (master)? */ + u8 is_arraydrv; /* Flag: array drive? */ + u8 is_master; /* Flag: array drive master? */ + u8 is_parity; /* Flag: parity drive? */ + u8 is_hotfix; /* Flag: hotfix drive? */ + u8 master_no; /* number of master drive */ + u8 lock; /* drive locked? (hot plug) */ + u8 heads; /* mapping */ + u8 secs; + u16 devtype; /* further information */ + u64 size; /* capacity */ + u8 ldr_no; /* log. drive no. */ + u8 rw_attribs; /* r/w attributes */ + u8 cluster_type; /* cluster properties */ + u8 media_changed; /* Flag:MOUNT/UNMOUNT occured */ + u32 start_sec; /* start sector */ } hdr[MAX_LDRIVES]; /* host drives */ struct { - unchar lock; /* channel locked? (hot plug) */ - unchar pdev_cnt; /* physical device count */ - unchar local_no; /* local channel number */ - unchar io_cnt[MAXID]; /* current IO count */ - ulong32 address; /* channel address */ - ulong32 id_list[MAXID]; /* IDs of the phys. devices */ + u8 lock; /* channel locked? (hot plug) */ + u8 pdev_cnt; /* physical device count */ + u8 local_no; /* local channel number */ + u8 io_cnt[MAXID]; /* current IO count */ + u32 address; /* channel address */ + u32 id_list[MAXID]; /* IDs of the phys. devices */ } raw[MAXBUS]; /* SCSI channels */ struct { Scsi_Cmnd *cmnd; /* pending request */ - ushort service; /* service */ + u16 service; /* service */ } cmd_tab[GDTH_MAXCMDS]; /* table of pend. requests */ struct gdth_cmndinfo { /* per-command private info */ int index; int internal_command; /* don't call scsi_done */ gdth_cmd_str *internal_cmd_str; /* crier for internal messages*/ dma_addr_t sense_paddr; /* sense dma-addr */ - unchar priority; + u8 priority; int timeout_count; /* # of timeout calls */ volatile int wait_for_completion; - ushort status; - ulong32 info; + u16 status; + u32 info; enum dma_data_direction dma_dir; int phase; /* ???? */ int OpCode; } cmndinfo[GDTH_MAXCMDS]; /* index==0 is free */ - unchar bus_cnt; /* SCSI bus count */ - unchar tid_cnt; /* Target ID count */ - unchar bus_id[MAXBUS]; /* IOP IDs */ - unchar virt_bus; /* number of virtual bus */ - unchar more_proc; /* more /proc info supported */ - ushort cmd_cnt; /* command count in DPRAM */ - ushort cmd_len; /* length of actual command */ - ushort cmd_offs_dpmem; /* actual offset in DPRAM */ - ushort ic_all_size; /* sizeof DPRAM interf. area */ + u8 bus_cnt; /* SCSI bus count */ + u8 tid_cnt; /* Target ID count */ + u8 bus_id[MAXBUS]; /* IOP IDs */ + u8 virt_bus; /* number of virtual bus */ + u8 more_proc; /* more /proc info supported */ + u16 cmd_cnt; /* command count in DPRAM */ + u16 cmd_len; /* length of actual command */ + u16 cmd_offs_dpmem; /* actual offset in DPRAM */ + u16 ic_all_size; /* sizeof DPRAM interf. area */ gdth_cpar_str cpar; /* controller cache par. */ gdth_bfeat_str bfeat; /* controller features */ gdth_binfo_str binfo; /* controller info */ @@ -941,7 +941,7 @@ typedef struct { struct pci_dev *pdev; char oem_name[8]; #ifdef GDTH_DMA_STATISTICS - ulong dma32_cnt, dma64_cnt; /* statistics: DMA buffer */ + unsigned long dma32_cnt, dma64_cnt; /* statistics: DMA buffer */ #endif struct scsi_device *sdev; } gdth_ha_str; @@ -953,65 +953,65 @@ static inline struct gdth_cmndinfo *gdth_cmnd_priv(struct scsi_cmnd* cmd) /* INQUIRY data format */ typedef struct { - unchar type_qual; - unchar modif_rmb; - unchar version; - unchar resp_aenc; - unchar add_length; - unchar reserved1; - unchar reserved2; - unchar misc; - unchar vendor[8]; - unchar product[16]; - unchar revision[4]; -} PACKED gdth_inq_data; + u8 type_qual; + u8 modif_rmb; + u8 version; + u8 resp_aenc; + u8 add_length; + u8 reserved1; + u8 reserved2; + u8 misc; + u8 vendor[8]; + u8 product[16]; + u8 revision[4]; +} __attribute__((packed)) gdth_inq_data; /* READ_CAPACITY data format */ typedef struct { - ulong32 last_block_no; - ulong32 block_length; -} PACKED gdth_rdcap_data; + u32 last_block_no; + u32 block_length; +} __attribute__((packed)) gdth_rdcap_data; /* READ_CAPACITY (16) data format */ typedef struct { - ulong64 last_block_no; - ulong32 block_length; -} PACKED gdth_rdcap16_data; + u64 last_block_no; + u32 block_length; +} __attribute__((packed)) gdth_rdcap16_data; /* REQUEST_SENSE data format */ typedef struct { - unchar errorcode; - unchar segno; - unchar key; - ulong32 info; - unchar add_length; - ulong32 cmd_info; - unchar adsc; - unchar adsq; - unchar fruc; - unchar key_spec[3]; -} PACKED gdth_sense_data; + u8 errorcode; + u8 segno; + u8 key; + u32 info; + u8 add_length; + u32 cmd_info; + u8 adsc; + u8 adsq; + u8 fruc; + u8 key_spec[3]; +} __attribute__((packed)) gdth_sense_data; /* MODE_SENSE data format */ typedef struct { struct { - unchar data_length; - unchar med_type; - unchar dev_par; - unchar bd_length; - } PACKED hd; + u8 data_length; + u8 med_type; + u8 dev_par; + u8 bd_length; + } __attribute__((packed)) hd; struct { - unchar dens_code; - unchar block_count[3]; - unchar reserved; - unchar block_length[3]; - } PACKED bd; -} PACKED gdth_modep_data; + u8 dens_code; + u8 block_count[3]; + u8 reserved; + u8 block_length[3]; + } __attribute__((packed)) bd; +} __attribute__((packed)) gdth_modep_data; /* stack frame */ typedef struct { - ulong b[10]; /* 32/64 bit compiler ! */ -} PACKED gdth_stackframe; + unsigned long b[10]; /* 32/64 bit compiler ! */ +} __attribute__((packed)) gdth_stackframe; /* function prototyping */ diff --git a/drivers/scsi/gdth_ioctl.h b/drivers/scsi/gdth_ioctl.h index 783fae737f1..b004c616588 100644 --- a/drivers/scsi/gdth_ioctl.h +++ b/drivers/scsi/gdth_ioctl.h @@ -32,109 +32,101 @@ #define MAX_HDRIVES MAX_LDRIVES /* max. host drive count */ #endif -/* typedefs */ -#ifdef __KERNEL__ -typedef u32 ulong32; -typedef u64 ulong64; -#endif - -#define PACKED __attribute__((packed)) - /* scatter/gather element */ typedef struct { - ulong32 sg_ptr; /* address */ - ulong32 sg_len; /* length */ -} PACKED gdth_sg_str; + u32 sg_ptr; /* address */ + u32 sg_len; /* length */ +} __attribute__((packed)) gdth_sg_str; /* scatter/gather element - 64bit addresses */ typedef struct { - ulong64 sg_ptr; /* address */ - ulong32 sg_len; /* length */ -} PACKED gdth_sg64_str; + u64 sg_ptr; /* address */ + u32 sg_len; /* length */ +} __attribute__((packed)) gdth_sg64_str; /* command structure */ typedef struct { - ulong32 BoardNode; /* board node (always 0) */ - ulong32 CommandIndex; /* command number */ - ushort OpCode; /* the command (READ,..) */ + u32 BoardNode; /* board node (always 0) */ + u32 CommandIndex; /* command number */ + u16 OpCode; /* the command (READ,..) */ union { struct { - ushort DeviceNo; /* number of cache drive */ - ulong32 BlockNo; /* block number */ - ulong32 BlockCnt; /* block count */ - ulong32 DestAddr; /* dest. addr. (if s/g: -1) */ - ulong32 sg_canz; /* s/g element count */ + u16 DeviceNo; /* number of cache drive */ + u32 BlockNo; /* block number */ + u32 BlockCnt; /* block count */ + u32 DestAddr; /* dest. addr. (if s/g: -1) */ + u32 sg_canz; /* s/g element count */ gdth_sg_str sg_lst[GDTH_MAXSG]; /* s/g list */ - } PACKED cache; /* cache service cmd. str. */ + } __attribute__((packed)) cache; /* cache service cmd. str. */ struct { - ushort DeviceNo; /* number of cache drive */ - ulong64 BlockNo; /* block number */ - ulong32 BlockCnt; /* block count */ - ulong64 DestAddr; /* dest. addr. (if s/g: -1) */ - ulong32 sg_canz; /* s/g element count */ + u16 DeviceNo; /* number of cache drive */ + u64 BlockNo; /* block number */ + u32 BlockCnt; /* block count */ + u64 DestAddr; /* dest. addr. (if s/g: -1) */ + u32 sg_canz; /* s/g element count */ gdth_sg64_str sg_lst[GDTH_MAXSG]; /* s/g list */ - } PACKED cache64; /* cache service cmd. str. */ + } __attribute__((packed)) cache64; /* cache service cmd. str. */ struct { - ushort param_size; /* size of p_param buffer */ - ulong32 subfunc; /* IOCTL function */ - ulong32 channel; /* device */ - ulong64 p_param; /* buffer */ - } PACKED ioctl; /* IOCTL command structure */ + u16 param_size; /* size of p_param buffer */ + u32 subfunc; /* IOCTL function */ + u32 channel; /* device */ + u64 p_param; /* buffer */ + } __attribute__((packed)) ioctl; /* IOCTL command structure */ struct { - ushort reserved; + u16 reserved; union { struct { - ulong32 msg_handle; /* message handle */ - ulong64 msg_addr; /* message buffer address */ - } PACKED msg; - unchar data[12]; /* buffer for rtc data, ... */ + u32 msg_handle; /* message handle */ + u64 msg_addr; /* message buffer address */ + } __attribute__((packed)) msg; + u8 data[12]; /* buffer for rtc data, ... */ } su; - } PACKED screen; /* screen service cmd. str. */ + } __attribute__((packed)) screen; /* screen service cmd. str. */ struct { - ushort reserved; - ulong32 direction; /* data direction */ - ulong32 mdisc_time; /* disc. time (0: no timeout)*/ - ulong32 mcon_time; /* connect time(0: no to.) */ - ulong32 sdata; /* dest. addr. (if s/g: -1) */ - ulong32 sdlen; /* data length (bytes) */ - ulong32 clen; /* SCSI cmd. length(6,10,12) */ - unchar cmd[12]; /* SCSI command */ - unchar target; /* target ID */ - unchar lun; /* LUN */ - unchar bus; /* SCSI bus number */ - unchar priority; /* only 0 used */ - ulong32 sense_len; /* sense data length */ - ulong32 sense_data; /* sense data addr. */ - ulong32 link_p; /* linked cmds (not supp.) */ - ulong32 sg_ranz; /* s/g element count */ + u16 reserved; + u32 direction; /* data direction */ + u32 mdisc_time; /* disc. time (0: no timeout)*/ + u32 mcon_time; /* connect time(0: no to.) */ + u32 sdata; /* dest. addr. (if s/g: -1) */ + u32 sdlen; /* data length (bytes) */ + u32 clen; /* SCSI cmd. length(6,10,12) */ + u8 cmd[12]; /* SCSI command */ + u8 target; /* target ID */ + u8 lun; /* LUN */ + u8 bus; /* SCSI bus number */ + u8 priority; /* only 0 used */ + u32 sense_len; /* sense data length */ + u32 sense_data; /* sense data addr. */ + u32 link_p; /* linked cmds (not supp.) */ + u32 sg_ranz; /* s/g element count */ gdth_sg_str sg_lst[GDTH_MAXSG]; /* s/g list */ - } PACKED raw; /* raw service cmd. struct. */ + } __attribute__((packed)) raw; /* raw service cmd. struct. */ struct { - ushort reserved; - ulong32 direction; /* data direction */ - ulong32 mdisc_time; /* disc. time (0: no timeout)*/ - ulong32 mcon_time; /* connect time(0: no to.) */ - ulong64 sdata; /* dest. addr. (if s/g: -1) */ - ulong32 sdlen; /* data length (bytes) */ - ulong32 clen; /* SCSI cmd. length(6,..,16) */ - unchar cmd[16]; /* SCSI command */ - unchar target; /* target ID */ - unchar lun; /* LUN */ - unchar bus; /* SCSI bus number */ - unchar priority; /* only 0 used */ - ulong32 sense_len; /* sense data length */ - ulong64 sense_data; /* sense data addr. */ - ulong32 sg_ranz; /* s/g element count */ + u16 reserved; + u32 direction; /* data direction */ + u32 mdisc_time; /* disc. time (0: no timeout)*/ + u32 mcon_time; /* connect time(0: no to.) */ + u64 sdata; /* dest. addr. (if s/g: -1) */ + u32 sdlen; /* data length (bytes) */ + u32 clen; /* SCSI cmd. length(6,..,16) */ + u8 cmd[16]; /* SCSI command */ + u8 target; /* target ID */ + u8 lun; /* LUN */ + u8 bus; /* SCSI bus number */ + u8 priority; /* only 0 used */ + u32 sense_len; /* sense data length */ + u64 sense_data; /* sense data addr. */ + u32 sg_ranz; /* s/g element count */ gdth_sg64_str sg_lst[GDTH_MAXSG]; /* s/g list */ - } PACKED raw64; /* raw service cmd. struct. */ + } __attribute__((packed)) raw64; /* raw service cmd. struct. */ } u; /* additional variables */ - unchar Service; /* controller service */ - unchar reserved; - ushort Status; /* command result */ - ulong32 Info; /* additional information */ + u8 Service; /* controller service */ + u8 reserved; + u16 Status; /* command result */ + u32 Info; /* additional information */ void *RequestBuffer; /* request buffer */ -} PACKED gdth_cmd_str; +} __attribute__((packed)) gdth_cmd_str; /* controller event structure */ #define ES_ASYNC 1 @@ -142,129 +134,129 @@ typedef struct { #define ES_TEST 3 #define ES_SYNC 4 typedef struct { - ushort size; /* size of structure */ + u16 size; /* size of structure */ union { char stream[16]; struct { - ushort ionode; - ushort service; - ulong32 index; - } PACKED driver; + u16 ionode; + u16 service; + u32 index; + } __attribute__((packed)) driver; struct { - ushort ionode; - ushort service; - ushort status; - ulong32 info; - unchar scsi_coord[3]; - } PACKED async; + u16 ionode; + u16 service; + u16 status; + u32 info; + u8 scsi_coord[3]; + } __attribute__((packed)) async; struct { - ushort ionode; - ushort service; - ushort status; - ulong32 info; - ushort hostdrive; - unchar scsi_coord[3]; - unchar sense_key; - } PACKED sync; + u16 ionode; + u16 service; + u16 status; + u32 info; + u16 hostdrive; + u8 scsi_coord[3]; + u8 sense_key; + } __attribute__((packed)) sync; struct { - ulong32 l1, l2, l3, l4; - } PACKED test; + u32 l1, l2, l3, l4; + } __attribute__((packed)) test; } eu; - ulong32 severity; - unchar event_string[256]; -} PACKED gdth_evt_data; + u32 severity; + u8 event_string[256]; +} __attribute__((packed)) gdth_evt_data; typedef struct { - ulong32 first_stamp; - ulong32 last_stamp; - ushort same_count; - ushort event_source; - ushort event_idx; - unchar application; - unchar reserved; + u32 first_stamp; + u32 last_stamp; + u16 same_count; + u16 event_source; + u16 event_idx; + u8 application; + u8 reserved; gdth_evt_data event_data; -} PACKED gdth_evt_str; +} __attribute__((packed)) gdth_evt_str; #ifdef GDTH_IOCTL_PROC /* IOCTL structure (write) */ typedef struct { - ulong32 magic; /* IOCTL magic */ - ushort ioctl; /* IOCTL */ - ushort ionode; /* controller number */ - ushort service; /* controller service */ - ushort timeout; /* timeout */ + u32 magic; /* IOCTL magic */ + u16 ioctl; /* IOCTL */ + u16 ionode; /* controller number */ + u16 service; /* controller service */ + u16 timeout; /* timeout */ union { struct { - unchar command[512]; /* controller command */ - unchar data[1]; /* add. data */ + u8 command[512]; /* controller command */ + u8 data[1]; /* add. data */ } general; struct { - unchar lock; /* lock/unlock */ - unchar drive_cnt; /* drive count */ - ushort drives[MAX_HDRIVES];/* drives */ + u8 lock; /* lock/unlock */ + u8 drive_cnt; /* drive count */ + u16 drives[MAX_HDRIVES];/* drives */ } lockdrv; struct { - unchar lock; /* lock/unlock */ - unchar channel; /* channel */ + u8 lock; /* lock/unlock */ + u8 channel; /* channel */ } lockchn; struct { int erase; /* erase event ? */ int handle; - unchar evt[EVENT_SIZE]; /* event structure */ + u8 evt[EVENT_SIZE]; /* event structure */ } event; struct { - unchar bus; /* SCSI bus */ - unchar target; /* target ID */ - unchar lun; /* LUN */ - unchar cmd_len; /* command length */ - unchar cmd[12]; /* SCSI command */ + u8 bus; /* SCSI bus */ + u8 target; /* target ID */ + u8 lun; /* LUN */ + u8 cmd_len; /* command length */ + u8 cmd[12]; /* SCSI command */ } scsi; struct { - ushort hdr_no; /* host drive number */ - unchar flag; /* old meth./add/remove */ + u16 hdr_no; /* host drive number */ + u8 flag; /* old meth./add/remove */ } rescan; } iu; } gdth_iowr_str; /* IOCTL structure (read) */ typedef struct { - ulong32 size; /* buffer size */ - ulong32 status; /* IOCTL error code */ + u32 size; /* buffer size */ + u32 status; /* IOCTL error code */ union { struct { - unchar data[1]; /* data */ + u8 data[1]; /* data */ } general; struct { - ushort version; /* driver version */ + u16 version; /* driver version */ } drvers; struct { - unchar type; /* controller type */ - ushort info; /* slot etc. */ - ushort oem_id; /* OEM ID */ - ushort bios_ver; /* not used */ - ushort access; /* not used */ - ushort ext_type; /* extended type */ - ushort device_id; /* device ID */ - ushort sub_device_id; /* sub device ID */ + u8 type; /* controller type */ + u16 info; /* slot etc. */ + u16 oem_id; /* OEM ID */ + u16 bios_ver; /* not used */ + u16 access; /* not used */ + u16 ext_type; /* extended type */ + u16 device_id; /* device ID */ + u16 sub_device_id; /* sub device ID */ } ctrtype; struct { - unchar version; /* OS version */ - unchar subversion; /* OS subversion */ - ushort revision; /* revision */ + u8 version; /* OS version */ + u8 subversion; /* OS subversion */ + u16 revision; /* revision */ } osvers; struct { - ushort count; /* controller count */ + u16 count; /* controller count */ } ctrcnt; struct { int handle; - unchar evt[EVENT_SIZE]; /* event structure */ + u8 evt[EVENT_SIZE]; /* event structure */ } event; struct { - unchar bus; /* SCSI bus, 0xff: invalid */ - unchar target; /* target ID */ - unchar lun; /* LUN */ - unchar cluster_type; /* cluster properties */ + u8 bus; /* SCSI bus, 0xff: invalid */ + u8 target; /* target ID */ + u8 lun; /* LUN */ + u8 cluster_type; /* cluster properties */ } hdr_list[MAX_HDRIVES]; /* index is host drive number */ } iu; } gdth_iord_str; @@ -272,53 +264,53 @@ typedef struct { /* GDTIOCTL_GENERAL */ typedef struct { - ushort ionode; /* controller number */ - ushort timeout; /* timeout */ - ulong32 info; /* error info */ - ushort status; /* status */ - ulong data_len; /* data buffer size */ - ulong sense_len; /* sense buffer size */ + u16 ionode; /* controller number */ + u16 timeout; /* timeout */ + u32 info; /* error info */ + u16 status; /* status */ + unsigned long data_len; /* data buffer size */ + unsigned long sense_len; /* sense buffer size */ gdth_cmd_str command; /* command */ } gdth_ioctl_general; /* GDTIOCTL_LOCKDRV */ typedef struct { - ushort ionode; /* controller number */ - unchar lock; /* lock/unlock */ - unchar drive_cnt; /* drive count */ - ushort drives[MAX_HDRIVES]; /* drives */ + u16 ionode; /* controller number */ + u8 lock; /* lock/unlock */ + u8 drive_cnt; /* drive count */ + u16 drives[MAX_HDRIVES]; /* drives */ } gdth_ioctl_lockdrv; /* GDTIOCTL_LOCKCHN */ typedef struct { - ushort ionode; /* controller number */ - unchar lock; /* lock/unlock */ - unchar channel; /* channel */ + u16 ionode; /* controller number */ + u8 lock; /* lock/unlock */ + u8 channel; /* channel */ } gdth_ioctl_lockchn; /* GDTIOCTL_OSVERS */ typedef struct { - unchar version; /* OS version */ - unchar subversion; /* OS subversion */ - ushort revision; /* revision */ + u8 version; /* OS version */ + u8 subversion; /* OS subversion */ + u16 revision; /* revision */ } gdth_ioctl_osvers; /* GDTIOCTL_CTRTYPE */ typedef struct { - ushort ionode; /* controller number */ - unchar type; /* controller type */ - ushort info; /* slot etc. */ - ushort oem_id; /* OEM ID */ - ushort bios_ver; /* not used */ - ushort access; /* not used */ - ushort ext_type; /* extended type */ - ushort device_id; /* device ID */ - ushort sub_device_id; /* sub device ID */ + u16 ionode; /* controller number */ + u8 type; /* controller type */ + u16 info; /* slot etc. */ + u16 oem_id; /* OEM ID */ + u16 bios_ver; /* not used */ + u16 access; /* not used */ + u16 ext_type; /* extended type */ + u16 device_id; /* device ID */ + u16 sub_device_id; /* sub device ID */ } gdth_ioctl_ctrtype; /* GDTIOCTL_EVENT */ typedef struct { - ushort ionode; + u16 ionode; int erase; /* erase event? */ int handle; /* event handle */ gdth_evt_str event; @@ -326,22 +318,22 @@ typedef struct { /* GDTIOCTL_RESCAN/GDTIOCTL_HDRLIST */ typedef struct { - ushort ionode; /* controller number */ - unchar flag; /* add/remove */ - ushort hdr_no; /* drive no. */ + u16 ionode; /* controller number */ + u8 flag; /* add/remove */ + u16 hdr_no; /* drive no. */ struct { - unchar bus; /* SCSI bus */ - unchar target; /* target ID */ - unchar lun; /* LUN */ - unchar cluster_type; /* cluster properties */ + u8 bus; /* SCSI bus */ + u8 target; /* target ID */ + u8 lun; /* LUN */ + u8 cluster_type; /* cluster properties */ } hdr_list[MAX_HDRIVES]; /* index is host drive number */ } gdth_ioctl_rescan; /* GDTIOCTL_RESET_BUS/GDTIOCTL_RESET_DRV */ typedef struct { - ushort ionode; /* controller number */ - ushort number; /* bus/host drive number */ - ushort status; /* status */ + u16 ionode; /* controller number */ + u16 number; /* bus/host drive number */ + u16 status; /* status */ } gdth_ioctl_reset; #endif diff --git a/drivers/scsi/gdth_proc.c b/drivers/scsi/gdth_proc.c index 1258da34fbc..ffb2b21992b 100644 --- a/drivers/scsi/gdth_proc.c +++ b/drivers/scsi/gdth_proc.c @@ -43,7 +43,7 @@ static int gdth_set_asc_info(struct Scsi_Host *host, char *buffer, int i, found; gdth_cmd_str gdtcmd; gdth_cpar_str *pcpar; - ulong64 paddr; + u64 paddr; char cmnd[MAX_COMMAND_SIZE]; memset(cmnd, 0xff, 12); @@ -156,8 +156,8 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length, off_t begin = 0,pos = 0; int id, i, j, k, sec, flag; int no_mdrv = 0, drv_no, is_mirr; - ulong32 cnt; - ulong64 paddr; + u32 cnt; + u64 paddr; int rc = -ENOMEM; gdth_cmd_str *gdtcmd; @@ -220,14 +220,14 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length, if (ha->more_proc) sprintf(hrec, "%d.%02d.%02d-%c%03X", - (unchar)(ha->binfo.upd_fw_ver>>24), - (unchar)(ha->binfo.upd_fw_ver>>16), - (unchar)(ha->binfo.upd_fw_ver), + (u8)(ha->binfo.upd_fw_ver>>24), + (u8)(ha->binfo.upd_fw_ver>>16), + (u8)(ha->binfo.upd_fw_ver), ha->bfeat.raid ? 'R':'N', ha->binfo.upd_revision); else - sprintf(hrec, "%d.%02d", (unchar)(ha->cpar.version>>8), - (unchar)(ha->cpar.version)); + sprintf(hrec, "%d.%02d", (u8)(ha->cpar.version>>8), + (u8)(ha->cpar.version)); size = sprintf(buffer+len, " Driver Ver.: \t%-10s\tFirmware Ver.: \t%s\n", @@ -281,7 +281,7 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length, pds->bid = ha->raw[i].local_no; pds->first = 0; pds->entries = ha->raw[i].pdev_cnt; - cnt = (3*GDTH_SCRATCH/4 - 5 * sizeof(ulong32)) / + cnt = (3*GDTH_SCRATCH/4 - 5 * sizeof(u32)) / sizeof(pds->list[0]); if (pds->entries > cnt) pds->entries = cnt; @@ -604,7 +604,7 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length, size = sprintf(buffer+len, " Capacity [MB]:\t%-6d \tStart Sector: \t%d\n", - (ulong32)(ha->hdr[i].size/2048), ha->hdr[i].start_sec); + (u32)(ha->hdr[i].size/2048), ha->hdr[i].start_sec); len += size; pos = begin + len; if (pos < offset) { len = 0; @@ -664,9 +664,9 @@ free_fail: } static char *gdth_ioctl_alloc(gdth_ha_str *ha, int size, int scratch, - ulong64 *paddr) + u64 *paddr) { - ulong flags; + unsigned long flags; char *ret_val; if (size == 0) @@ -691,9 +691,9 @@ static char *gdth_ioctl_alloc(gdth_ha_str *ha, int size, int scratch, return ret_val; } -static void gdth_ioctl_free(gdth_ha_str *ha, int size, char *buf, ulong64 paddr) +static void gdth_ioctl_free(gdth_ha_str *ha, int size, char *buf, u64 paddr) { - ulong flags; + unsigned long flags; if (buf == ha->pscratch) { spin_lock_irqsave(&ha->smp_lock, flags); @@ -705,16 +705,16 @@ static void gdth_ioctl_free(gdth_ha_str *ha, int size, char *buf, ulong64 paddr) } #ifdef GDTH_IOCTL_PROC -static int gdth_ioctl_check_bin(gdth_ha_str *ha, ushort size) +static int gdth_ioctl_check_bin(gdth_ha_str *ha, u16 size) { - ulong flags; + unsigned long flags; int ret_val; spin_lock_irqsave(&ha->smp_lock, flags); ret_val = FALSE; if (ha->scratch_busy) { - if (((gdth_iord_str *)ha->pscratch)->size == (ulong32)size) + if (((gdth_iord_str *)ha->pscratch)->size == (u32)size) ret_val = TRUE; } spin_unlock_irqrestore(&ha->smp_lock, flags); @@ -724,11 +724,11 @@ static int gdth_ioctl_check_bin(gdth_ha_str *ha, ushort size) static void gdth_wait_completion(gdth_ha_str *ha, int busnum, int id) { - ulong flags; + unsigned long flags; int i; Scsi_Cmnd *scp; struct gdth_cmndinfo *cmndinfo; - unchar b, t; + u8 b, t; spin_lock_irqsave(&ha->smp_lock, flags); @@ -738,8 +738,8 @@ static void gdth_wait_completion(gdth_ha_str *ha, int busnum, int id) b = scp->device->channel; t = scp->device->id; - if (!SPECIAL_SCP(scp) && t == (unchar)id && - b == (unchar)busnum) { + if (!SPECIAL_SCP(scp) && t == (u8)id && + b == (u8)busnum) { cmndinfo->wait_for_completion = 0; spin_unlock_irqrestore(&ha->smp_lock, flags); while (!cmndinfo->wait_for_completion) diff --git a/drivers/scsi/gdth_proc.h b/drivers/scsi/gdth_proc.h index 9b900cc9ebe..dab15f59f2c 100644 --- a/drivers/scsi/gdth_proc.h +++ b/drivers/scsi/gdth_proc.h @@ -17,8 +17,8 @@ static int gdth_set_asc_info(struct Scsi_Host *host, char *buffer, int length, gdth_ha_str *ha); static char *gdth_ioctl_alloc(gdth_ha_str *ha, int size, int scratch, - ulong64 *paddr); -static void gdth_ioctl_free(gdth_ha_str *ha, int size, char *buf, ulong64 paddr); + u64 *paddr); +static void gdth_ioctl_free(gdth_ha_str *ha, int size, char *buf, u64 paddr); static void gdth_wait_completion(gdth_ha_str *ha, int busnum, int id); #endif diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index bb96fdd58e2..03697ba9425 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -52,7 +52,7 @@ #include "hpsa.h" /* HPSA_DRIVER_VERSION must be 3 byte values (0-255) separated by '.' */ -#define HPSA_DRIVER_VERSION "1.0.0" +#define HPSA_DRIVER_VERSION "2.0.1-3" #define DRIVER_NAME "HP HPSA Driver (v " HPSA_DRIVER_VERSION ")" /* How long to wait (in milliseconds) for board to go into simple mode */ @@ -77,9 +77,6 @@ MODULE_PARM_DESC(hpsa_allow_any, /* define the PCI info for the cards we can control */ static const struct pci_device_id hpsa_pci_device_id[] = { - {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSC, 0x103C, 0x3223}, - {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSC, 0x103C, 0x3234}, - {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSC, 0x103C, 0x323D}, {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x3241}, {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x3243}, {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x3245}, @@ -87,6 +84,9 @@ static const struct pci_device_id hpsa_pci_device_id[] = { {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x3249}, {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x324a}, {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x324b}, + {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x3233}, +#define PCI_DEVICE_ID_HP_CISSF 0x333f + {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSF, 0x103C, 0x333F}, {PCI_VENDOR_ID_HP, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_RAID << 8, 0xffff << 8, 0}, {0,} @@ -99,9 +99,6 @@ MODULE_DEVICE_TABLE(pci, hpsa_pci_device_id); * access = Address of the struct of function pointers */ static struct board_type products[] = { - {0x3223103C, "Smart Array P800", &SA5_access}, - {0x3234103C, "Smart Array P400", &SA5_access}, - {0x323d103c, "Smart Array P700M", &SA5_access}, {0x3241103C, "Smart Array P212", &SA5_access}, {0x3243103C, "Smart Array P410", &SA5_access}, {0x3245103C, "Smart Array P410i", &SA5_access}, @@ -109,6 +106,8 @@ static struct board_type products[] = { {0x3249103C, "Smart Array P812", &SA5_access}, {0x324a103C, "Smart Array P712m", &SA5_access}, {0x324b103C, "Smart Array P711m", &SA5_access}, + {0x3233103C, "StorageWorks P1210m", &SA5_access}, + {0x333F103C, "StorageWorks P1210m", &SA5_access}, {0xFFFF103C, "Unknown Smart Array", &SA5_access}, }; @@ -126,12 +125,15 @@ static void cmd_free(struct ctlr_info *h, struct CommandList *c); static void cmd_special_free(struct ctlr_info *h, struct CommandList *c); static struct CommandList *cmd_alloc(struct ctlr_info *h); static struct CommandList *cmd_special_alloc(struct ctlr_info *h); -static void fill_cmd(struct CommandList *c, __u8 cmd, struct ctlr_info *h, - void *buff, size_t size, __u8 page_code, unsigned char *scsi3addr, +static void fill_cmd(struct CommandList *c, u8 cmd, struct ctlr_info *h, + void *buff, size_t size, u8 page_code, unsigned char *scsi3addr, int cmd_type); static int hpsa_scsi_queue_command(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)); +static void hpsa_scan_start(struct Scsi_Host *); +static int hpsa_scan_finished(struct Scsi_Host *sh, + unsigned long elapsed_time); static int hpsa_eh_device_reset_handler(struct scsi_cmnd *scsicmd); static int hpsa_slave_alloc(struct scsi_device *sdev); @@ -150,6 +152,11 @@ static int check_for_unit_attention(struct ctlr_info *h, struct CommandList *c); static void check_ioctl_unit_attention(struct ctlr_info *h, struct CommandList *c); +/* performant mode helper functions */ +static void calc_bucket_map(int *bucket, int num_buckets, + int nsgs, int *bucket_map); +static void hpsa_put_ctlr_into_performant_mode(struct ctlr_info *h); +static inline u32 next_command(struct ctlr_info *h); static DEVICE_ATTR(raid_level, S_IRUGO, raid_level_show, NULL); static DEVICE_ATTR(lunid, S_IRUGO, lunid_show, NULL); @@ -173,10 +180,10 @@ static struct scsi_host_template hpsa_driver_template = { .name = "hpsa", .proc_name = "hpsa", .queuecommand = hpsa_scsi_queue_command, - .can_queue = 512, + .scan_start = hpsa_scan_start, + .scan_finished = hpsa_scan_finished, .this_id = -1, .sg_tablesize = MAXSGENTRIES, - .cmd_per_lun = 512, .use_clustering = ENABLE_CLUSTERING, .eh_device_reset_handler = hpsa_eh_device_reset_handler, .ioctl = hpsa_ioctl, @@ -195,6 +202,12 @@ static inline struct ctlr_info *sdev_to_hba(struct scsi_device *sdev) return (struct ctlr_info *) *priv; } +static inline struct ctlr_info *shost_to_hba(struct Scsi_Host *sh) +{ + unsigned long *priv = shost_priv(sh); + return (struct ctlr_info *) *priv; +} + static struct task_struct *hpsa_scan_thread; static DEFINE_MUTEX(hpsa_scan_mutex); static LIST_HEAD(hpsa_scan_q); @@ -312,7 +325,7 @@ static int hpsa_scan_func(__attribute__((unused)) void *data) h->busy_scanning = 1; mutex_unlock(&hpsa_scan_mutex); host_no = h->scsi_host ? h->scsi_host->host_no : -1; - hpsa_update_scsi_devices(h, host_no); + hpsa_scan_start(h->scsi_host); complete_all(&h->scan_wait); mutex_lock(&hpsa_scan_mutex); h->busy_scanning = 0; @@ -379,8 +392,7 @@ static ssize_t host_store_rescan(struct device *dev, { struct ctlr_info *h; struct Scsi_Host *shost = class_to_shost(dev); - unsigned long *priv = shost_priv(shost); - h = (struct ctlr_info *) *priv; + h = shost_to_hba(shost); if (add_to_scan_list(h)) { wake_up_process(hpsa_scan_thread); wait_for_completion_interruptible(&h->scan_wait); @@ -394,10 +406,44 @@ static inline void addQ(struct hlist_head *list, struct CommandList *c) hlist_add_head(&c->list, list); } +static inline u32 next_command(struct ctlr_info *h) +{ + u32 a; + + if (unlikely(h->transMethod != CFGTBL_Trans_Performant)) + return h->access.command_completed(h); + + if ((*(h->reply_pool_head) & 1) == (h->reply_pool_wraparound)) { + a = *(h->reply_pool_head); /* Next cmd in ring buffer */ + (h->reply_pool_head)++; + h->commands_outstanding--; + } else { + a = FIFO_EMPTY; + } + /* Check for wraparound */ + if (h->reply_pool_head == (h->reply_pool + h->max_commands)) { + h->reply_pool_head = h->reply_pool; + h->reply_pool_wraparound ^= 1; + } + return a; +} + +/* set_performant_mode: Modify the tag for cciss performant + * set bit 0 for pull model, bits 3-1 for block fetch + * register number + */ +static void set_performant_mode(struct ctlr_info *h, struct CommandList *c) +{ + if (likely(h->transMethod == CFGTBL_Trans_Performant)) + c->busaddr |= 1 | (h->blockFetchTable[c->Header.SGList] << 1); +} + static void enqueue_cmd_and_start_io(struct ctlr_info *h, struct CommandList *c) { unsigned long flags; + + set_performant_mode(h, c); spin_lock_irqsave(&h->lock, flags); addQ(&h->reqQ, c); h->Qdepth++; @@ -422,6 +468,15 @@ static inline int is_logical_dev_addr_mode(unsigned char scsi3addr[]) return (scsi3addr[3] & 0xC0) == 0x40; } +static inline int is_scsi_rev_5(struct ctlr_info *h) +{ + if (!h->hba_inquiry_data) + return 0; + if ((h->hba_inquiry_data[2] & 0x07) == 5) + return 1; + return 0; +} + static const char *raid_label[] = { "0", "4", "1(1+0)", "5", "5+1", "ADG", "UNKNOWN" }; @@ -431,7 +486,7 @@ static ssize_t raid_level_show(struct device *dev, struct device_attribute *attr, char *buf) { ssize_t l = 0; - int rlevel; + unsigned char rlevel; struct ctlr_info *h; struct scsi_device *sdev; struct hpsa_scsi_dev_t *hdev; @@ -455,7 +510,7 @@ static ssize_t raid_level_show(struct device *dev, rlevel = hdev->raid_level; spin_unlock_irqrestore(&h->lock, flags); - if (rlevel < 0 || rlevel > RAID_UNKNOWN) + if (rlevel > RAID_UNKNOWN) rlevel = RAID_UNKNOWN; l = snprintf(buf, PAGE_SIZE, "RAID %s\n", raid_label[rlevel]); return l; @@ -620,6 +675,24 @@ lun_assigned: return 0; } +/* Replace an entry from h->dev[] array. */ +static void hpsa_scsi_replace_entry(struct ctlr_info *h, int hostno, + int entry, struct hpsa_scsi_dev_t *new_entry, + struct hpsa_scsi_dev_t *added[], int *nadded, + struct hpsa_scsi_dev_t *removed[], int *nremoved) +{ + /* assumes h->devlock is held */ + BUG_ON(entry < 0 || entry >= HPSA_MAX_SCSI_DEVS_PER_HBA); + removed[*nremoved] = h->dev[entry]; + (*nremoved)++; + h->dev[entry] = new_entry; + added[*nadded] = new_entry; + (*nadded)++; + dev_info(&h->pdev->dev, "%s device c%db%dt%dl%d changed.\n", + scsi_device_type(new_entry->devtype), hostno, new_entry->bus, + new_entry->target, new_entry->lun); +} + /* Remove an entry from h->dev[] array. */ static void hpsa_scsi_remove_entry(struct ctlr_info *h, int hostno, int entry, struct hpsa_scsi_dev_t *removed[], int *nremoved) @@ -628,8 +701,7 @@ static void hpsa_scsi_remove_entry(struct ctlr_info *h, int hostno, int entry, int i; struct hpsa_scsi_dev_t *sd; - if (entry < 0 || entry >= HPSA_MAX_SCSI_DEVS_PER_HBA) - BUG(); + BUG_ON(entry < 0 || entry >= HPSA_MAX_SCSI_DEVS_PER_HBA); sd = h->dev[entry]; removed[*nremoved] = h->dev[entry]; @@ -722,6 +794,8 @@ static int hpsa_scsi_find_entry(struct hpsa_scsi_dev_t *needle, #define DEVICE_CHANGED 1 #define DEVICE_SAME 2 for (i = 0; i < haystack_size; i++) { + if (haystack[i] == NULL) /* previously removed. */ + continue; if (SCSI3ADDR_EQ(needle->scsi3addr, haystack[i]->scsi3addr)) { *index = i; if (device_is_the_same(needle, haystack[i])) @@ -734,7 +808,7 @@ static int hpsa_scsi_find_entry(struct hpsa_scsi_dev_t *needle, return DEVICE_NOT_FOUND; } -static int adjust_hpsa_scsi_table(struct ctlr_info *h, int hostno, +static void adjust_hpsa_scsi_table(struct ctlr_info *h, int hostno, struct hpsa_scsi_dev_t *sd[], int nsds) { /* sd contains scsi3 addresses and devtypes, and inquiry @@ -779,12 +853,12 @@ static int adjust_hpsa_scsi_table(struct ctlr_info *h, int hostno, continue; /* remove ^^^, hence i not incremented */ } else if (device_change == DEVICE_CHANGED) { changes++; - hpsa_scsi_remove_entry(h, hostno, i, - removed, &nremoved); - (void) hpsa_scsi_add_entry(h, hostno, sd[entry], - added, &nadded); - /* add can't fail, we just removed one. */ - sd[entry] = NULL; /* prevent it from being freed */ + hpsa_scsi_replace_entry(h, hostno, i, sd[entry], + added, &nadded, removed, &nremoved); + /* Set it to NULL to prevent it from being freed + * at the bottom of hpsa_update_scsi_devices() + */ + sd[entry] = NULL; } i++; } @@ -860,7 +934,6 @@ static int adjust_hpsa_scsi_table(struct ctlr_info *h, int hostno, free_and_out: kfree(added); kfree(removed); - return 0; } /* @@ -900,7 +973,7 @@ static int hpsa_slave_alloc(struct scsi_device *sdev) static void hpsa_slave_destroy(struct scsi_device *sdev) { - return; /* nothing to do. */ + /* nothing to do. */ } static void hpsa_scsi_setup(struct ctlr_info *h) @@ -908,11 +981,10 @@ static void hpsa_scsi_setup(struct ctlr_info *h) h->ndevices = 0; h->scsi_host = NULL; spin_lock_init(&h->devlock); - return; } static void complete_scsi_command(struct CommandList *cp, - int timeout, __u32 tag) + int timeout, u32 tag) { struct scsi_cmnd *cmd; struct ctlr_info *h; @@ -987,7 +1059,6 @@ static void complete_scsi_command(struct CommandList *cp, * required */ if ((asc == 0x04) && (ascq == 0x03)) { - cmd->result = DID_NO_CONNECT << 16; dev_warn(&h->pdev->dev, "cp %p " "has check condition: unit " "not ready, manual " @@ -995,14 +1066,22 @@ static void complete_scsi_command(struct CommandList *cp, break; } } - - + if (sense_key == ABORTED_COMMAND) { + /* Aborted command is retryable */ + dev_warn(&h->pdev->dev, "cp %p " + "has check condition: aborted command: " + "ASC: 0x%x, ASCQ: 0x%x\n", + cp, asc, ascq); + cmd->result = DID_SOFT_ERROR << 16; + break; + } /* Must be some other type of check condition */ dev_warn(&h->pdev->dev, "cp %p has check condition: " "unknown type: " "Sense: 0x%x, ASC: 0x%x, ASCQ: 0x%x, " "Returning result: 0x%x, " "cmd=[%02x %02x %02x %02x %02x " + "%02x %02x %02x %02x %02x %02x " "%02x %02x %02x %02x %02x]\n", cp, sense_key, asc, ascq, cmd->result, @@ -1010,7 +1089,10 @@ static void complete_scsi_command(struct CommandList *cp, cmd->cmnd[2], cmd->cmnd[3], cmd->cmnd[4], cmd->cmnd[5], cmd->cmnd[6], cmd->cmnd[7], - cmd->cmnd[8], cmd->cmnd[9]); + cmd->cmnd[8], cmd->cmnd[9], + cmd->cmnd[10], cmd->cmnd[11], + cmd->cmnd[12], cmd->cmnd[13], + cmd->cmnd[14], cmd->cmnd[15]); break; } @@ -1086,7 +1168,7 @@ static void complete_scsi_command(struct CommandList *cp, dev_warn(&h->pdev->dev, "cp %p reports abort failed\n", cp); break; case CMD_UNSOLICITED_ABORT: - cmd->result = DID_ABORT << 16; + cmd->result = DID_RESET << 16; dev_warn(&h->pdev->dev, "cp %p aborted do to an unsolicited " "abort\n", cp); break; @@ -1119,9 +1201,11 @@ static int hpsa_scsi_detect(struct ctlr_info *h) sh->max_cmd_len = MAX_COMMAND_SIZE; sh->max_lun = HPSA_MAX_LUN; sh->max_id = HPSA_MAX_LUN; + sh->can_queue = h->nr_cmds; + sh->cmd_per_lun = h->nr_cmds; h->scsi_host = sh; sh->hostdata[0] = (unsigned long) h; - sh->irq = h->intr[SIMPLE_MODE_INT]; + sh->irq = h->intr[PERF_MODE_INT]; sh->unique_id = sh->irq; error = scsi_add_host(sh, &h->pdev->dev); if (error) @@ -1133,11 +1217,11 @@ static int hpsa_scsi_detect(struct ctlr_info *h) dev_err(&h->pdev->dev, "hpsa_scsi_detect: scsi_add_host" " failed for controller %d\n", h->ctlr); scsi_host_put(sh); - return -1; + return error; fail: dev_err(&h->pdev->dev, "hpsa_scsi_detect: scsi_host_alloc" " failed for controller %d\n", h->ctlr); - return -1; + return -ENOMEM; } static void hpsa_pci_unmap(struct pci_dev *pdev, @@ -1160,7 +1244,7 @@ static void hpsa_map_one(struct pci_dev *pdev, size_t buflen, int data_direction) { - __u64 addr64; + u64 addr64; if (buflen == 0 || data_direction == PCI_DMA_NONE) { cp->Header.SGList = 0; @@ -1168,14 +1252,14 @@ static void hpsa_map_one(struct pci_dev *pdev, return; } - addr64 = (__u64) pci_map_single(pdev, buf, buflen, data_direction); + addr64 = (u64) pci_map_single(pdev, buf, buflen, data_direction); cp->SG[0].Addr.lower = - (__u32) (addr64 & (__u64) 0x00000000FFFFFFFF); + (u32) (addr64 & (u64) 0x00000000FFFFFFFF); cp->SG[0].Addr.upper = - (__u32) ((addr64 >> 32) & (__u64) 0x00000000FFFFFFFF); + (u32) ((addr64 >> 32) & (u64) 0x00000000FFFFFFFF); cp->SG[0].Len = buflen; - cp->Header.SGList = (__u8) 1; /* no. SGs contig in this cmd */ - cp->Header.SGTotal = (__u16) 1; /* total sgs in this cmd list */ + cp->Header.SGList = (u8) 1; /* no. SGs contig in this cmd */ + cp->Header.SGTotal = (u16) 1; /* total sgs in this cmd list */ } static inline void hpsa_scsi_do_simple_cmd_core(struct ctlr_info *h, @@ -1274,7 +1358,7 @@ static int hpsa_scsi_do_inquiry(struct ctlr_info *h, unsigned char *scsi3addr, if (c == NULL) { /* trouble... */ dev_warn(&h->pdev->dev, "cmd_special_alloc returned NULL!\n"); - return -1; + return -ENOMEM; } fill_cmd(c, HPSA_INQUIRY, h, buf, bufsize, page, scsi3addr, TYPE_CMD); @@ -1366,9 +1450,8 @@ static int hpsa_scsi_do_report_luns(struct ctlr_info *h, int logical, dev_err(&h->pdev->dev, "cmd_special_alloc returned NULL!\n"); return -1; } - - memset(&scsi3addr[0], 0, 8); /* address the controller */ - + /* address the controller */ + memset(scsi3addr, 0, sizeof(scsi3addr)); fill_cmd(c, logical ? HPSA_REPORT_LOG : HPSA_REPORT_PHYS, h, buf, bufsize, 0, scsi3addr, TYPE_CMD); if (extended_response) @@ -1409,13 +1492,12 @@ static int hpsa_update_device_info(struct ctlr_info *h, unsigned char scsi3addr[], struct hpsa_scsi_dev_t *this_device) { #define OBDR_TAPE_INQ_SIZE 49 - unsigned char *inq_buff = NULL; + unsigned char *inq_buff; - inq_buff = kmalloc(OBDR_TAPE_INQ_SIZE, GFP_KERNEL); + inq_buff = kzalloc(OBDR_TAPE_INQ_SIZE, GFP_KERNEL); if (!inq_buff) goto bail_out; - memset(inq_buff, 0, OBDR_TAPE_INQ_SIZE); /* Do an inquiry to the device to see what it is. */ if (hpsa_scsi_do_inquiry(h, scsi3addr, 0, inq_buff, (unsigned char) OBDR_TAPE_INQ_SIZE) != 0) { @@ -1485,32 +1567,51 @@ static int is_msa2xxx(struct ctlr_info *h, struct hpsa_scsi_dev_t *device) * in hpsa_find_target_lun, called by hpsa_scsi_add_entry.) */ static void figure_bus_target_lun(struct ctlr_info *h, - __u8 *lunaddrbytes, int *bus, int *target, int *lun, + u8 *lunaddrbytes, int *bus, int *target, int *lun, struct hpsa_scsi_dev_t *device) { - - __u32 lunid; + u32 lunid; if (is_logical_dev_addr_mode(lunaddrbytes)) { /* logical device */ - memcpy(&lunid, lunaddrbytes, sizeof(lunid)); - lunid = le32_to_cpu(lunid); - - if (is_msa2xxx(h, device)) { - *bus = 1; - *target = (lunid >> 16) & 0x3fff; - *lun = lunid & 0x00ff; - } else { + if (unlikely(is_scsi_rev_5(h))) { + /* p1210m, logical drives lun assignments + * match SCSI REPORT LUNS data. + */ + lunid = le32_to_cpu(*((__le32 *) lunaddrbytes)); *bus = 0; - *lun = 0; - *target = lunid & 0x3fff; + *target = 0; + *lun = (lunid & 0x3fff) + 1; + } else { + /* not p1210m... */ + lunid = le32_to_cpu(*((__le32 *) lunaddrbytes)); + if (is_msa2xxx(h, device)) { + /* msa2xxx way, put logicals on bus 1 + * and match target/lun numbers box + * reports. + */ + *bus = 1; + *target = (lunid >> 16) & 0x3fff; + *lun = lunid & 0x00ff; + } else { + /* Traditional smart array way. */ + *bus = 0; + *lun = 0; + *target = lunid & 0x3fff; + } } } else { /* physical device */ if (is_hba_lunid(lunaddrbytes)) - *bus = 3; + if (unlikely(is_scsi_rev_5(h))) { + *bus = 0; /* put p1210m ctlr at 0,0,0 */ + *target = 0; + *lun = 0; + return; + } else + *bus = 3; /* traditional smartarray */ else - *bus = 2; + *bus = 2; /* physical disk */ *target = -1; *lun = -1; /* we will fill these in later. */ } @@ -1529,7 +1630,7 @@ static void figure_bus_target_lun(struct ctlr_info *h, */ static int add_msa2xxx_enclosure_device(struct ctlr_info *h, struct hpsa_scsi_dev_t *tmpdevice, - struct hpsa_scsi_dev_t *this_device, __u8 *lunaddrbytes, + struct hpsa_scsi_dev_t *this_device, u8 *lunaddrbytes, int bus, int target, int lun, unsigned long lunzerobits[], int *nmsa2xxx_enclosures) { @@ -1550,6 +1651,9 @@ static int add_msa2xxx_enclosure_device(struct ctlr_info *h, if (is_hba_lunid(scsi3addr)) return 0; /* Don't add the RAID controller here. */ + if (is_scsi_rev_5(h)) + return 0; /* p1210m doesn't need to do this. */ + #define MAX_MSA2XXX_ENCLOSURES 32 if (*nmsa2xxx_enclosures >= MAX_MSA2XXX_ENCLOSURES) { dev_warn(&h->pdev->dev, "Maximum number of MSA2XXX " @@ -1576,18 +1680,14 @@ static int add_msa2xxx_enclosure_device(struct ctlr_info *h, */ static int hpsa_gather_lun_info(struct ctlr_info *h, int reportlunsize, - struct ReportLUNdata *physdev, __u32 *nphysicals, - struct ReportLUNdata *logdev, __u32 *nlogicals) + struct ReportLUNdata *physdev, u32 *nphysicals, + struct ReportLUNdata *logdev, u32 *nlogicals) { if (hpsa_scsi_do_report_phys_luns(h, physdev, reportlunsize, 0)) { dev_err(&h->pdev->dev, "report physical LUNs failed.\n"); return -1; } - memcpy(nphysicals, &physdev->LUNListLength[0], sizeof(*nphysicals)); - *nphysicals = be32_to_cpu(*nphysicals) / 8; -#ifdef DEBUG - dev_info(&h->pdev->dev, "number of physical luns is %d\n", *nphysicals); -#endif + *nphysicals = be32_to_cpu(*((__be32 *)physdev->LUNListLength)) / 8; if (*nphysicals > HPSA_MAX_PHYS_LUN) { dev_warn(&h->pdev->dev, "maximum physical LUNs (%d) exceeded." " %d LUNs ignored.\n", HPSA_MAX_PHYS_LUN, @@ -1598,11 +1698,7 @@ static int hpsa_gather_lun_info(struct ctlr_info *h, dev_err(&h->pdev->dev, "report logical LUNs failed.\n"); return -1; } - memcpy(nlogicals, &logdev->LUNListLength[0], sizeof(*nlogicals)); - *nlogicals = be32_to_cpu(*nlogicals) / 8; -#ifdef DEBUG - dev_info(&h->pdev->dev, "number of logical luns is %d\n", *nlogicals); -#endif + *nlogicals = be32_to_cpu(*((__be32 *) logdev->LUNListLength)) / 8; /* Reject Logicals in excess of our max capability. */ if (*nlogicals > HPSA_MAX_LUN) { dev_warn(&h->pdev->dev, @@ -1621,6 +1717,31 @@ static int hpsa_gather_lun_info(struct ctlr_info *h, return 0; } +u8 *figure_lunaddrbytes(struct ctlr_info *h, int raid_ctlr_position, int i, + int nphysicals, int nlogicals, struct ReportLUNdata *physdev_list, + struct ReportLUNdata *logdev_list) +{ + /* Helper function, figure out where the LUN ID info is coming from + * given index i, lists of physical and logical devices, where in + * the list the raid controller is supposed to appear (first or last) + */ + + int logicals_start = nphysicals + (raid_ctlr_position == 0); + int last_device = nphysicals + nlogicals + (raid_ctlr_position == 0); + + if (i == raid_ctlr_position) + return RAID_CTLR_LUNID; + + if (i < logicals_start) + return &physdev_list->LUN[i - (raid_ctlr_position == 0)][0]; + + if (i < last_device) + return &logdev_list->LUN[i - nphysicals - + (raid_ctlr_position == 0)][0]; + BUG(); + return NULL; +} + static void hpsa_update_scsi_devices(struct ctlr_info *h, int hostno) { /* the idea here is we could get notified @@ -1636,14 +1757,15 @@ static void hpsa_update_scsi_devices(struct ctlr_info *h, int hostno) struct ReportLUNdata *physdev_list = NULL; struct ReportLUNdata *logdev_list = NULL; unsigned char *inq_buff = NULL; - __u32 nphysicals = 0; - __u32 nlogicals = 0; - __u32 ndev_allocated = 0; + u32 nphysicals = 0; + u32 nlogicals = 0; + u32 ndev_allocated = 0; struct hpsa_scsi_dev_t **currentsd, *this_device, *tmpdevice; int ncurrent = 0; int reportlunsize = sizeof(*physdev_list) + HPSA_MAX_PHYS_LUN * 8; int i, nmsa2xxx_enclosures, ndevs_to_allocate; int bus, target, lun; + int raid_ctlr_position; DECLARE_BITMAP(lunzerobits, HPSA_MAX_TARGETS_PER_CTLR); currentsd = kzalloc(sizeof(*currentsd) * HPSA_MAX_SCSI_DEVS_PER_HBA, @@ -1681,23 +1803,22 @@ static void hpsa_update_scsi_devices(struct ctlr_info *h, int hostno) ndev_allocated++; } + if (unlikely(is_scsi_rev_5(h))) + raid_ctlr_position = 0; + else + raid_ctlr_position = nphysicals + nlogicals; + /* adjust our table of devices */ nmsa2xxx_enclosures = 0; for (i = 0; i < nphysicals + nlogicals + 1; i++) { - __u8 *lunaddrbytes; + u8 *lunaddrbytes; /* Figure out where the LUN ID info is coming from */ - if (i < nphysicals) - lunaddrbytes = &physdev_list->LUN[i][0]; - else - if (i < nphysicals + nlogicals) - lunaddrbytes = - &logdev_list->LUN[i-nphysicals][0]; - else /* jam in the RAID controller at the end */ - lunaddrbytes = RAID_CTLR_LUNID; - + lunaddrbytes = figure_lunaddrbytes(h, raid_ctlr_position, + i, nphysicals, nlogicals, physdev_list, logdev_list); /* skip masked physical devices. */ - if (lunaddrbytes[3] & 0xC0 && i < nphysicals) + if (lunaddrbytes[3] & 0xC0 && + i < nphysicals + (raid_ctlr_position == 0)) continue; /* Get device type, vendor, model, device id */ @@ -1777,7 +1898,6 @@ out: kfree(inq_buff); kfree(physdev_list); kfree(logdev_list); - return; } /* hpsa_scatter_gather takes a struct scsi_cmnd, (cmd), and does the pci @@ -1790,7 +1910,7 @@ static int hpsa_scatter_gather(struct pci_dev *pdev, { unsigned int len; struct scatterlist *sg; - __u64 addr64; + u64 addr64; int use_sg, i; BUG_ON(scsi_sg_count(cmd) > MAXSGENTRIES); @@ -1803,20 +1923,20 @@ static int hpsa_scatter_gather(struct pci_dev *pdev, goto sglist_finished; scsi_for_each_sg(cmd, sg, use_sg, i) { - addr64 = (__u64) sg_dma_address(sg); + addr64 = (u64) sg_dma_address(sg); len = sg_dma_len(sg); cp->SG[i].Addr.lower = - (__u32) (addr64 & (__u64) 0x00000000FFFFFFFF); + (u32) (addr64 & (u64) 0x00000000FFFFFFFF); cp->SG[i].Addr.upper = - (__u32) ((addr64 >> 32) & (__u64) 0x00000000FFFFFFFF); + (u32) ((addr64 >> 32) & (u64) 0x00000000FFFFFFFF); cp->SG[i].Len = len; cp->SG[i].Ext = 0; /* we are not chaining */ } sglist_finished: - cp->Header.SGList = (__u8) use_sg; /* no. SGs contig in this cmd */ - cp->Header.SGTotal = (__u16) use_sg; /* total sgs in this cmd list */ + cp->Header.SGList = (u8) use_sg; /* no. SGs contig in this cmd */ + cp->Header.SGTotal = (u16) use_sg; /* total sgs in this cmd list */ return 0; } @@ -1860,7 +1980,8 @@ static int hpsa_scsi_queue_command(struct scsi_cmnd *cmd, c->scsi_cmd = cmd; c->Header.ReplyQueue = 0; /* unused in simple mode */ memcpy(&c->Header.LUN.LunAddrBytes[0], &scsi3addr[0], 8); - c->Header.Tag.lower = c->busaddr; /* Use k. address of cmd as tag */ + c->Header.Tag.lower = (c->cmdindex << DIRECT_LOOKUP_SHIFT); + c->Header.Tag.lower |= DIRECT_LOOKUP_BIT; /* Fill in the request block... */ @@ -1914,6 +2035,48 @@ static int hpsa_scsi_queue_command(struct scsi_cmnd *cmd, return 0; } +static void hpsa_scan_start(struct Scsi_Host *sh) +{ + struct ctlr_info *h = shost_to_hba(sh); + unsigned long flags; + + /* wait until any scan already in progress is finished. */ + while (1) { + spin_lock_irqsave(&h->scan_lock, flags); + if (h->scan_finished) + break; + spin_unlock_irqrestore(&h->scan_lock, flags); + wait_event(h->scan_wait_queue, h->scan_finished); + /* Note: We don't need to worry about a race between this + * thread and driver unload because the midlayer will + * have incremented the reference count, so unload won't + * happen if we're in here. + */ + } + h->scan_finished = 0; /* mark scan as in progress */ + spin_unlock_irqrestore(&h->scan_lock, flags); + + hpsa_update_scsi_devices(h, h->scsi_host->host_no); + + spin_lock_irqsave(&h->scan_lock, flags); + h->scan_finished = 1; /* mark scan as finished. */ + wake_up_all(&h->scan_wait_queue); + spin_unlock_irqrestore(&h->scan_lock, flags); +} + +static int hpsa_scan_finished(struct Scsi_Host *sh, + unsigned long elapsed_time) +{ + struct ctlr_info *h = shost_to_hba(sh); + unsigned long flags; + int finished; + + spin_lock_irqsave(&h->scan_lock, flags); + finished = h->scan_finished; + spin_unlock_irqrestore(&h->scan_lock, flags); + return finished; +} + static void hpsa_unregister_scsi(struct ctlr_info *h) { /* we are being forcibly unloaded, and may not refuse. */ @@ -1926,7 +2089,6 @@ static int hpsa_register_scsi(struct ctlr_info *h) { int rc; - hpsa_update_scsi_devices(h, -1); rc = hpsa_scsi_detect(h); if (rc != 0) dev_err(&h->pdev->dev, "hpsa_register_scsi: failed" @@ -2003,14 +2165,14 @@ static int hpsa_eh_device_reset_handler(struct scsi_cmnd *scsicmd) h = sdev_to_hba(scsicmd->device); if (h == NULL) /* paranoia */ return FAILED; - dev_warn(&h->pdev->dev, "resetting drive\n"); - dev = scsicmd->device->hostdata; if (!dev) { dev_err(&h->pdev->dev, "hpsa_eh_device_reset_handler: " "device lookup failed.\n"); return FAILED; } + dev_warn(&h->pdev->dev, "resetting device %d:%d:%d:%d\n", + h->scsi_host->host_no, dev->bus, dev->target, dev->lun); /* send a reset to the SCSI LUN which the command was sent to */ rc = hpsa_send_reset(h, dev->scsi3addr); if (rc == 0 && wait_for_device_to_become_ready(h, dev->scsi3addr) == 0) @@ -2053,8 +2215,8 @@ static struct CommandList *cmd_alloc(struct ctlr_info *h) c->cmdindex = i; INIT_HLIST_NODE(&c->list); - c->busaddr = (__u32) cmd_dma_handle; - temp64.val = (__u64) err_dma_handle; + c->busaddr = (u32) cmd_dma_handle; + temp64.val = (u64) err_dma_handle; c->ErrDesc.Addr.lower = temp64.val32.lower; c->ErrDesc.Addr.upper = temp64.val32.upper; c->ErrDesc.Len = sizeof(*c->err_info); @@ -2091,8 +2253,8 @@ static struct CommandList *cmd_special_alloc(struct ctlr_info *h) memset(c->err_info, 0, sizeof(*c->err_info)); INIT_HLIST_NODE(&c->list); - c->busaddr = (__u32) cmd_dma_handle; - temp64.val = (__u64) err_dma_handle; + c->busaddr = (u32) cmd_dma_handle; + temp64.val = (u64) err_dma_handle; c->ErrDesc.Addr.lower = temp64.val32.lower; c->ErrDesc.Addr.upper = temp64.val32.upper; c->ErrDesc.Len = sizeof(*c->err_info); @@ -2125,50 +2287,6 @@ static void cmd_special_free(struct ctlr_info *h, struct CommandList *c) #ifdef CONFIG_COMPAT -static int do_ioctl(struct scsi_device *dev, int cmd, void *arg) -{ - int ret; - - lock_kernel(); - ret = hpsa_ioctl(dev, cmd, arg); - unlock_kernel(); - return ret; -} - -static int hpsa_ioctl32_passthru(struct scsi_device *dev, int cmd, void *arg); -static int hpsa_ioctl32_big_passthru(struct scsi_device *dev, - int cmd, void *arg); - -static int hpsa_compat_ioctl(struct scsi_device *dev, int cmd, void *arg) -{ - switch (cmd) { - case CCISS_GETPCIINFO: - case CCISS_GETINTINFO: - case CCISS_SETINTINFO: - case CCISS_GETNODENAME: - case CCISS_SETNODENAME: - case CCISS_GETHEARTBEAT: - case CCISS_GETBUSTYPES: - case CCISS_GETFIRMVER: - case CCISS_GETDRIVVER: - case CCISS_REVALIDVOLS: - case CCISS_DEREGDISK: - case CCISS_REGNEWDISK: - case CCISS_REGNEWD: - case CCISS_RESCANDISK: - case CCISS_GETLUNINFO: - return do_ioctl(dev, cmd, arg); - - case CCISS_PASSTHRU32: - return hpsa_ioctl32_passthru(dev, cmd, arg); - case CCISS_BIG_PASSTHRU32: - return hpsa_ioctl32_big_passthru(dev, cmd, arg); - - default: - return -ENOIOCTLCMD; - } -} - static int hpsa_ioctl32_passthru(struct scsi_device *dev, int cmd, void *arg) { IOCTL32_Command_struct __user *arg32 = @@ -2193,7 +2311,7 @@ static int hpsa_ioctl32_passthru(struct scsi_device *dev, int cmd, void *arg) if (err) return -EFAULT; - err = do_ioctl(dev, CCISS_PASSTHRU, (void *)p); + err = hpsa_ioctl(dev, CCISS_PASSTHRU, (void *)p); if (err) return err; err |= copy_in_user(&arg32->error_info, &p->error_info, @@ -2230,7 +2348,7 @@ static int hpsa_ioctl32_big_passthru(struct scsi_device *dev, if (err) return -EFAULT; - err = do_ioctl(dev, CCISS_BIG_PASSTHRU, (void *)p); + err = hpsa_ioctl(dev, CCISS_BIG_PASSTHRU, (void *)p); if (err) return err; err |= copy_in_user(&arg32->error_info, &p->error_info, @@ -2239,6 +2357,36 @@ static int hpsa_ioctl32_big_passthru(struct scsi_device *dev, return -EFAULT; return err; } + +static int hpsa_compat_ioctl(struct scsi_device *dev, int cmd, void *arg) +{ + switch (cmd) { + case CCISS_GETPCIINFO: + case CCISS_GETINTINFO: + case CCISS_SETINTINFO: + case CCISS_GETNODENAME: + case CCISS_SETNODENAME: + case CCISS_GETHEARTBEAT: + case CCISS_GETBUSTYPES: + case CCISS_GETFIRMVER: + case CCISS_GETDRIVVER: + case CCISS_REVALIDVOLS: + case CCISS_DEREGDISK: + case CCISS_REGNEWDISK: + case CCISS_REGNEWD: + case CCISS_RESCANDISK: + case CCISS_GETLUNINFO: + return hpsa_ioctl(dev, cmd, arg); + + case CCISS_PASSTHRU32: + return hpsa_ioctl32_passthru(dev, cmd, arg); + case CCISS_BIG_PASSTHRU32: + return hpsa_ioctl32_big_passthru(dev, cmd, arg); + + default: + return -ENOIOCTLCMD; + } +} #endif static int hpsa_getpciinfo_ioctl(struct ctlr_info *h, void __user *argp) @@ -2378,8 +2526,8 @@ static int hpsa_big_passthru_ioctl(struct ctlr_info *h, void __user *argp) BYTE sg_used = 0; int status = 0; int i; - __u32 left; - __u32 sz; + u32 left; + u32 sz; BYTE __user *data_ptr; if (!argp) @@ -2527,7 +2675,7 @@ static int hpsa_ioctl(struct scsi_device *dev, int cmd, void *arg) case CCISS_DEREGDISK: case CCISS_REGNEWDISK: case CCISS_REGNEWD: - hpsa_update_scsi_devices(h, dev->host->host_no); + hpsa_scan_start(h->scsi_host); return 0; case CCISS_GETPCIINFO: return hpsa_getpciinfo_ioctl(h, argp); @@ -2542,8 +2690,8 @@ static int hpsa_ioctl(struct scsi_device *dev, int cmd, void *arg) } } -static void fill_cmd(struct CommandList *c, __u8 cmd, struct ctlr_info *h, - void *buff, size_t size, __u8 page_code, unsigned char *scsi3addr, +static void fill_cmd(struct CommandList *c, u8 cmd, struct ctlr_info *h, + void *buff, size_t size, u8 page_code, unsigned char *scsi3addr, int cmd_type) { int pci_dir = XFER_NONE; @@ -2710,19 +2858,20 @@ static inline unsigned long get_next_completion(struct ctlr_info *h) return h->access.command_completed(h); } -static inline int interrupt_pending(struct ctlr_info *h) +static inline bool interrupt_pending(struct ctlr_info *h) { return h->access.intr_pending(h); } static inline long interrupt_not_for_us(struct ctlr_info *h) { - return ((h->access.intr_pending(h) == 0) || - (h->interrupts_enabled == 0)); + return !(h->msi_vector || h->msix_vector) && + ((h->access.intr_pending(h) == 0) || + (h->interrupts_enabled == 0)); } -static inline int bad_tag(struct ctlr_info *h, __u32 tag_index, - __u32 raw_tag) +static inline int bad_tag(struct ctlr_info *h, u32 tag_index, + u32 raw_tag) { if (unlikely(tag_index >= h->nr_cmds)) { dev_warn(&h->pdev->dev, "bad tag 0x%08x ignored.\n", raw_tag); @@ -2731,7 +2880,7 @@ static inline int bad_tag(struct ctlr_info *h, __u32 tag_index, return 0; } -static inline void finish_cmd(struct CommandList *c, __u32 raw_tag) +static inline void finish_cmd(struct CommandList *c, u32 raw_tag) { removeQ(c); if (likely(c->cmd_type == CMD_SCSI)) @@ -2740,42 +2889,79 @@ static inline void finish_cmd(struct CommandList *c, __u32 raw_tag) complete(c->waiting); } +static inline u32 hpsa_tag_contains_index(u32 tag) +{ +#define DIRECT_LOOKUP_BIT 0x10 + return tag & DIRECT_LOOKUP_BIT; +} + +static inline u32 hpsa_tag_to_index(u32 tag) +{ +#define DIRECT_LOOKUP_SHIFT 5 + return tag >> DIRECT_LOOKUP_SHIFT; +} + +static inline u32 hpsa_tag_discard_error_bits(u32 tag) +{ +#define HPSA_ERROR_BITS 0x03 + return tag & ~HPSA_ERROR_BITS; +} + +/* process completion of an indexed ("direct lookup") command */ +static inline u32 process_indexed_cmd(struct ctlr_info *h, + u32 raw_tag) +{ + u32 tag_index; + struct CommandList *c; + + tag_index = hpsa_tag_to_index(raw_tag); + if (bad_tag(h, tag_index, raw_tag)) + return next_command(h); + c = h->cmd_pool + tag_index; + finish_cmd(c, raw_tag); + return next_command(h); +} + +/* process completion of a non-indexed command */ +static inline u32 process_nonindexed_cmd(struct ctlr_info *h, + u32 raw_tag) +{ + u32 tag; + struct CommandList *c = NULL; + struct hlist_node *tmp; + + tag = hpsa_tag_discard_error_bits(raw_tag); + hlist_for_each_entry(c, tmp, &h->cmpQ, list) { + if ((c->busaddr & 0xFFFFFFE0) == (tag & 0xFFFFFFE0)) { + finish_cmd(c, raw_tag); + return next_command(h); + } + } + bad_tag(h, h->nr_cmds + 1, raw_tag); + return next_command(h); +} + static irqreturn_t do_hpsa_intr(int irq, void *dev_id) { struct ctlr_info *h = dev_id; - struct CommandList *c; unsigned long flags; - __u32 raw_tag, tag, tag_index; - struct hlist_node *tmp; + u32 raw_tag; if (interrupt_not_for_us(h)) return IRQ_NONE; spin_lock_irqsave(&h->lock, flags); - while (interrupt_pending(h)) { - while ((raw_tag = get_next_completion(h)) != FIFO_EMPTY) { - if (likely(HPSA_TAG_CONTAINS_INDEX(raw_tag))) { - tag_index = HPSA_TAG_TO_INDEX(raw_tag); - if (bad_tag(h, tag_index, raw_tag)) - return IRQ_HANDLED; - c = h->cmd_pool + tag_index; - finish_cmd(c, raw_tag); - continue; - } - tag = HPSA_TAG_DISCARD_ERROR_BITS(raw_tag); - c = NULL; - hlist_for_each_entry(c, tmp, &h->cmpQ, list) { - if (c->busaddr == tag) { - finish_cmd(c, raw_tag); - break; - } - } - } + raw_tag = get_next_completion(h); + while (raw_tag != FIFO_EMPTY) { + if (hpsa_tag_contains_index(raw_tag)) + raw_tag = process_indexed_cmd(h, raw_tag); + else + raw_tag = process_nonindexed_cmd(h, raw_tag); } spin_unlock_irqrestore(&h->lock, flags); return IRQ_HANDLED; } -/* Send a message CDB to the firmware. */ +/* Send a message CDB to the firmwart. */ static __devinit int hpsa_message(struct pci_dev *pdev, unsigned char opcode, unsigned char type) { @@ -2841,7 +3027,7 @@ static __devinit int hpsa_message(struct pci_dev *pdev, unsigned char opcode, for (i = 0; i < HPSA_MSG_SEND_RETRY_LIMIT; i++) { tag = readl(vaddr + SA5_REPLY_PORT_OFFSET); - if (HPSA_TAG_DISCARD_ERROR_BITS(tag) == paddr32) + if (hpsa_tag_discard_error_bits(tag) == paddr32) break; msleep(HPSA_MSG_SEND_RETRY_INTERVAL_MSECS); } @@ -3063,7 +3249,7 @@ static int find_PCI_BAR_index(struct pci_dev *pdev, unsigned long pci_bar_addr) */ static void __devinit hpsa_interrupt_mode(struct ctlr_info *h, - struct pci_dev *pdev, __u32 board_id) + struct pci_dev *pdev, u32 board_id) { #ifdef CONFIG_PCI_MSI int err; @@ -3107,22 +3293,22 @@ static void __devinit hpsa_interrupt_mode(struct ctlr_info *h, default_int_mode: #endif /* CONFIG_PCI_MSI */ /* if we get here we're going to use the default interrupt mode */ - h->intr[SIMPLE_MODE_INT] = pdev->irq; - return; + h->intr[PERF_MODE_INT] = pdev->irq; } static int hpsa_pci_init(struct ctlr_info *h, struct pci_dev *pdev) { ushort subsystem_vendor_id, subsystem_device_id, command; - __u32 board_id, scratchpad = 0; - __u64 cfg_offset; - __u32 cfg_base_addr; - __u64 cfg_base_addr_index; + u32 board_id, scratchpad = 0; + u64 cfg_offset; + u32 cfg_base_addr; + u64 cfg_base_addr_index; + u32 trans_offset; int i, prod_index, err; subsystem_vendor_id = pdev->subsystem_vendor; subsystem_device_id = pdev->subsystem_device; - board_id = (((__u32) (subsystem_device_id << 16) & 0xffff0000) | + board_id = (((u32) (subsystem_device_id << 16) & 0xffff0000) | subsystem_vendor_id); for (i = 0; i < ARRAY_SIZE(products); i++) @@ -3199,7 +3385,7 @@ static int hpsa_pci_init(struct ctlr_info *h, struct pci_dev *pdev) /* get the address index number */ cfg_base_addr = readl(h->vaddr + SA5_CTCFG_OFFSET); - cfg_base_addr &= (__u32) 0x0000ffff; + cfg_base_addr &= (u32) 0x0000ffff; cfg_base_addr_index = find_PCI_BAR_index(pdev, cfg_base_addr); if (cfg_base_addr_index == -1) { dev_warn(&pdev->dev, "cannot find cfg_base_addr_index\n"); @@ -3211,11 +3397,14 @@ static int hpsa_pci_init(struct ctlr_info *h, struct pci_dev *pdev) h->cfgtable = remap_pci_mem(pci_resource_start(pdev, cfg_base_addr_index) + cfg_offset, sizeof(h->cfgtable)); - h->board_id = board_id; - - /* Query controller for max supported commands: */ - h->max_commands = readl(&(h->cfgtable->CmdsOutMax)); + /* Find performant mode table. */ + trans_offset = readl(&(h->cfgtable->TransMethodOffset)); + h->transtable = remap_pci_mem(pci_resource_start(pdev, + cfg_base_addr_index)+cfg_offset+trans_offset, + sizeof(*h->transtable)); + h->board_id = board_id; + h->max_commands = readl(&(h->cfgtable->MaxPerformantModeCommands)); h->product_name = products[prod_index].product_name; h->access = *(products[prod_index].access); /* Allow room for some ioctls */ @@ -3232,7 +3421,7 @@ static int hpsa_pci_init(struct ctlr_info *h, struct pci_dev *pdev) #ifdef CONFIG_X86 { /* Need to enable prefetch in the SCSI core for 6400 in x86 */ - __u32 prefetch; + u32 prefetch; prefetch = readl(&(h->cfgtable->SCSI_Prefetch)); prefetch |= 0x100; writel(prefetch, &(h->cfgtable->SCSI_Prefetch)); @@ -3244,7 +3433,7 @@ static int hpsa_pci_init(struct ctlr_info *h, struct pci_dev *pdev) * physical memory. */ if (board_id == 0x3225103C) { - __u32 dma_prefetch; + u32 dma_prefetch; dma_prefetch = readl(h->vaddr + I2O_DMA1_CFG); dma_prefetch |= 0x8000; writel(dma_prefetch, h->vaddr + I2O_DMA1_CFG); @@ -3286,10 +3475,26 @@ err_out_free_res: return err; } +static void __devinit hpsa_hba_inquiry(struct ctlr_info *h) +{ + int rc; + +#define HBA_INQUIRY_BYTE_COUNT 64 + h->hba_inquiry_data = kmalloc(HBA_INQUIRY_BYTE_COUNT, GFP_KERNEL); + if (!h->hba_inquiry_data) + return; + rc = hpsa_scsi_do_inquiry(h, RAID_CTLR_LUNID, 0, + h->hba_inquiry_data, HBA_INQUIRY_BYTE_COUNT); + if (rc != 0) { + kfree(h->hba_inquiry_data); + h->hba_inquiry_data = NULL; + } +} + static int __devinit hpsa_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { - int i; + int i, rc; int dac; struct ctlr_info *h; @@ -3314,17 +3519,23 @@ static int __devinit hpsa_init_one(struct pci_dev *pdev, } } - BUILD_BUG_ON(sizeof(struct CommandList) % 8); + /* Command structures must be aligned on a 32-byte boundary because + * the 5 lower bits of the address are used by the hardware. and by + * the driver. See comments in hpsa.h for more info. + */ +#define COMMANDLIST_ALIGNMENT 32 + BUILD_BUG_ON(sizeof(struct CommandList) % COMMANDLIST_ALIGNMENT); h = kzalloc(sizeof(*h), GFP_KERNEL); if (!h) - return -1; + return -ENOMEM; h->busy_initializing = 1; INIT_HLIST_HEAD(&h->cmpQ); INIT_HLIST_HEAD(&h->reqQ); mutex_init(&h->busy_shutting_down); init_completion(&h->scan_wait); - if (hpsa_pci_init(h, pdev) != 0) + rc = hpsa_pci_init(h, pdev); + if (rc != 0) goto clean1; sprintf(h->devname, "hpsa%d", number_of_controllers); @@ -3333,27 +3544,32 @@ static int __devinit hpsa_init_one(struct pci_dev *pdev, h->pdev = pdev; /* configure PCI DMA stuff */ - if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) + rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(64)); + if (rc == 0) { dac = 1; - else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) - dac = 0; - else { - dev_err(&pdev->dev, "no suitable DMA available\n"); - goto clean1; + } else { + rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); + if (rc == 0) { + dac = 0; + } else { + dev_err(&pdev->dev, "no suitable DMA available\n"); + goto clean1; + } } /* make sure the board interrupts are off */ h->access.set_intr_mask(h, HPSA_INTR_OFF); - if (request_irq(h->intr[SIMPLE_MODE_INT], do_hpsa_intr, - IRQF_DISABLED | IRQF_SHARED, h->devname, h)) { + rc = request_irq(h->intr[PERF_MODE_INT], do_hpsa_intr, + IRQF_DISABLED, h->devname, h); + if (rc) { dev_err(&pdev->dev, "unable to get irq %d for %s\n", - h->intr[SIMPLE_MODE_INT], h->devname); + h->intr[PERF_MODE_INT], h->devname); goto clean2; } - dev_info(&pdev->dev, "%s: <0x%x> at PCI %s IRQ %d%s using DAC\n", - h->devname, pdev->device, pci_name(pdev), - h->intr[SIMPLE_MODE_INT], dac ? "" : " not"); + dev_info(&pdev->dev, "%s: <0x%x> at IRQ %d%s using DAC\n", + h->devname, pdev->device, + h->intr[PERF_MODE_INT], dac ? "" : " not"); h->cmd_pool_bits = kmalloc(((h->nr_cmds + BITS_PER_LONG - @@ -3368,9 +3584,13 @@ static int __devinit hpsa_init_one(struct pci_dev *pdev, || (h->cmd_pool == NULL) || (h->errinfo_pool == NULL)) { dev_err(&pdev->dev, "out of memory"); + rc = -ENOMEM; goto clean4; } spin_lock_init(&h->lock); + spin_lock_init(&h->scan_lock); + init_waitqueue_head(&h->scan_wait_queue); + h->scan_finished = 1; /* no scan currently in progress */ pci_set_drvdata(pdev, h); memset(h->cmd_pool_bits, 0, @@ -3382,6 +3602,8 @@ static int __devinit hpsa_init_one(struct pci_dev *pdev, /* Turn the interrupts on so we can service requests */ h->access.set_intr_mask(h, HPSA_INTR_ON); + hpsa_put_ctlr_into_performant_mode(h); + hpsa_hba_inquiry(h); hpsa_register_scsi(h); /* hook ourselves into SCSI subsystem */ h->busy_initializing = 0; return 1; @@ -3397,12 +3619,12 @@ clean4: h->nr_cmds * sizeof(struct ErrorInfo), h->errinfo_pool, h->errinfo_pool_dhandle); - free_irq(h->intr[SIMPLE_MODE_INT], h); + free_irq(h->intr[PERF_MODE_INT], h); clean2: clean1: h->busy_initializing = 0; kfree(h); - return -1; + return rc; } static void hpsa_flush_cache(struct ctlr_info *h) @@ -3441,7 +3663,7 @@ static void hpsa_shutdown(struct pci_dev *pdev) */ hpsa_flush_cache(h); h->access.set_intr_mask(h, HPSA_INTR_OFF); - free_irq(h->intr[2], h); + free_irq(h->intr[PERF_MODE_INT], h); #ifdef CONFIG_PCI_MSI if (h->msix_vector) pci_disable_msix(h->pdev); @@ -3470,7 +3692,11 @@ static void __devexit hpsa_remove_one(struct pci_dev *pdev) pci_free_consistent(h->pdev, h->nr_cmds * sizeof(struct ErrorInfo), h->errinfo_pool, h->errinfo_pool_dhandle); + pci_free_consistent(h->pdev, h->reply_pool_size, + h->reply_pool, h->reply_pool_dhandle); kfree(h->cmd_pool_bits); + kfree(h->blockFetchTable); + kfree(h->hba_inquiry_data); /* * Deliberately omit pci_disable_device(): it does something nasty to * Smart Array controllers that pci_enable_device does not undo @@ -3502,6 +3728,129 @@ static struct pci_driver hpsa_pci_driver = { .resume = hpsa_resume, }; +/* Fill in bucket_map[], given nsgs (the max number of + * scatter gather elements supported) and bucket[], + * which is an array of 8 integers. The bucket[] array + * contains 8 different DMA transfer sizes (in 16 + * byte increments) which the controller uses to fetch + * commands. This function fills in bucket_map[], which + * maps a given number of scatter gather elements to one of + * the 8 DMA transfer sizes. The point of it is to allow the + * controller to only do as much DMA as needed to fetch the + * command, with the DMA transfer size encoded in the lower + * bits of the command address. + */ +static void calc_bucket_map(int bucket[], int num_buckets, + int nsgs, int *bucket_map) +{ + int i, j, b, size; + + /* even a command with 0 SGs requires 4 blocks */ +#define MINIMUM_TRANSFER_BLOCKS 4 +#define NUM_BUCKETS 8 + /* Note, bucket_map must have nsgs+1 entries. */ + for (i = 0; i <= nsgs; i++) { + /* Compute size of a command with i SG entries */ + size = i + MINIMUM_TRANSFER_BLOCKS; + b = num_buckets; /* Assume the biggest bucket */ + /* Find the bucket that is just big enough */ + for (j = 0; j < 8; j++) { + if (bucket[j] >= size) { + b = j; + break; + } + } + /* for a command with i SG entries, use bucket b. */ + bucket_map[i] = b; + } +} + +static void hpsa_put_ctlr_into_performant_mode(struct ctlr_info *h) +{ + u32 trans_support; + u64 trans_offset; + /* 5 = 1 s/g entry or 4k + * 6 = 2 s/g entry or 8k + * 8 = 4 s/g entry or 16k + * 10 = 6 s/g entry or 24k + */ + int bft[8] = {5, 6, 8, 10, 12, 20, 28, 35}; /* for scatter/gathers */ + int i = 0; + int l = 0; + unsigned long register_value; + + trans_support = readl(&(h->cfgtable->TransportSupport)); + if (!(trans_support & PERFORMANT_MODE)) + return; + + h->max_commands = readl(&(h->cfgtable->MaxPerformantModeCommands)); + h->max_sg_entries = 32; + /* Performant mode ring buffer and supporting data structures */ + h->reply_pool_size = h->max_commands * sizeof(u64); + h->reply_pool = pci_alloc_consistent(h->pdev, h->reply_pool_size, + &(h->reply_pool_dhandle)); + + /* Need a block fetch table for performant mode */ + h->blockFetchTable = kmalloc(((h->max_sg_entries+1) * + sizeof(u32)), GFP_KERNEL); + + if ((h->reply_pool == NULL) + || (h->blockFetchTable == NULL)) + goto clean_up; + + h->reply_pool_wraparound = 1; /* spec: init to 1 */ + + /* Controller spec: zero out this buffer. */ + memset(h->reply_pool, 0, h->reply_pool_size); + h->reply_pool_head = h->reply_pool; + + trans_offset = readl(&(h->cfgtable->TransMethodOffset)); + bft[7] = h->max_sg_entries + 4; + calc_bucket_map(bft, ARRAY_SIZE(bft), 32, h->blockFetchTable); + for (i = 0; i < 8; i++) + writel(bft[i], &h->transtable->BlockFetch[i]); + + /* size of controller ring buffer */ + writel(h->max_commands, &h->transtable->RepQSize); + writel(1, &h->transtable->RepQCount); + writel(0, &h->transtable->RepQCtrAddrLow32); + writel(0, &h->transtable->RepQCtrAddrHigh32); + writel(h->reply_pool_dhandle, &h->transtable->RepQAddr0Low32); + writel(0, &h->transtable->RepQAddr0High32); + writel(CFGTBL_Trans_Performant, + &(h->cfgtable->HostWrite.TransportRequest)); + writel(CFGTBL_ChangeReq, h->vaddr + SA5_DOORBELL); + /* under certain very rare conditions, this can take awhile. + * (e.g.: hot replace a failed 144GB drive in a RAID 5 set right + * as we enter this code.) */ + for (l = 0; l < MAX_CONFIG_WAIT; l++) { + register_value = readl(h->vaddr + SA5_DOORBELL); + if (!(register_value & CFGTBL_ChangeReq)) + break; + /* delay and try again */ + set_current_state(TASK_INTERRUPTIBLE); + schedule_timeout(10); + } + register_value = readl(&(h->cfgtable->TransportActive)); + if (!(register_value & CFGTBL_Trans_Performant)) { + dev_warn(&h->pdev->dev, "unable to get board into" + " performant mode\n"); + return; + } + + /* Change the access methods to the performant access methods */ + h->access = SA5_performant_access; + h->transMethod = CFGTBL_Trans_Performant; + + return; + +clean_up: + if (h->reply_pool) + pci_free_consistent(h->pdev, h->reply_pool_size, + h->reply_pool, h->reply_pool_dhandle); + kfree(h->blockFetchTable); +} + /* * This is it. Register the PCI driver information for the cards we control * the OS will call our registered routines when it finds one of our cards. diff --git a/drivers/scsi/hpsa.h b/drivers/scsi/hpsa.h index 6bd1949144b..a0502b3ac17 100644 --- a/drivers/scsi/hpsa.h +++ b/drivers/scsi/hpsa.h @@ -33,7 +33,7 @@ struct access_method { struct CommandList *c); void (*set_intr_mask)(struct ctlr_info *h, unsigned long val); unsigned long (*fifo_full)(struct ctlr_info *h); - unsigned long (*intr_pending)(struct ctlr_info *h); + bool (*intr_pending)(struct ctlr_info *h); unsigned long (*command_completed)(struct ctlr_info *h); }; @@ -55,19 +55,20 @@ struct ctlr_info { char *product_name; char firm_ver[4]; /* Firmware version */ struct pci_dev *pdev; - __u32 board_id; + u32 board_id; void __iomem *vaddr; unsigned long paddr; int nr_cmds; /* Number of commands allowed on this controller */ struct CfgTable __iomem *cfgtable; + int max_sg_entries; int interrupts_enabled; int major; int max_commands; int commands_outstanding; int max_outstanding; /* Debug */ int usage_count; /* number of opens all all minor devices */ -# define DOORBELL_INT 0 -# define PERF_MODE_INT 1 +# define PERF_MODE_INT 0 +# define DOORBELL_INT 1 # define SIMPLE_MODE_INT 2 # define MEMQ_MODE_INT 3 unsigned int intr[4]; @@ -93,6 +94,9 @@ struct ctlr_info { int nr_frees; int busy_initializing; int busy_scanning; + int scan_finished; + spinlock_t scan_lock; + wait_queue_head_t scan_wait_queue; struct mutex busy_shutting_down; struct list_head scan_list; struct completion scan_wait; @@ -102,6 +106,24 @@ struct ctlr_info { int ndevices; /* number of used elements in .dev[] array. */ #define HPSA_MAX_SCSI_DEVS_PER_HBA 256 struct hpsa_scsi_dev_t *dev[HPSA_MAX_SCSI_DEVS_PER_HBA]; + /* + * Performant mode tables. + */ + u32 trans_support; + u32 trans_offset; + struct TransTable_struct *transtable; + unsigned long transMethod; + + /* + * Performant mode completion buffer + */ + u64 *reply_pool; + dma_addr_t reply_pool_dhandle; + u64 *reply_pool_head; + size_t reply_pool_size; + unsigned char reply_pool_wraparound; + u32 *blockFetchTable; + unsigned char *hba_inquiry_data; }; #define HPSA_ABORT_MSG 0 #define HPSA_DEVICE_RESET_MSG 1 @@ -164,9 +186,16 @@ struct ctlr_info { #define HPSA_FIRMWARE_READY 0xffff0000 /* value in scratchpad register */ #define HPSA_ERROR_BIT 0x02 -#define HPSA_TAG_CONTAINS_INDEX(tag) ((tag) & 0x04) -#define HPSA_TAG_TO_INDEX(tag) ((tag) >> 3) -#define HPSA_TAG_DISCARD_ERROR_BITS(tag) ((tag) & ~3) + +/* Performant mode flags */ +#define SA5_PERF_INTR_PENDING 0x04 +#define SA5_PERF_INTR_OFF 0x05 +#define SA5_OUTDB_STATUS_PERF_BIT 0x01 +#define SA5_OUTDB_CLEAR_PERF_BIT 0x01 +#define SA5_OUTDB_CLEAR 0xA0 +#define SA5_OUTDB_CLEAR_PERF_BIT 0x01 +#define SA5_OUTDB_STATUS 0x9C + #define HPSA_INTR_ON 1 #define HPSA_INTR_OFF 0 @@ -176,10 +205,8 @@ struct ctlr_info { static void SA5_submit_command(struct ctlr_info *h, struct CommandList *c) { -#ifdef HPSA_DEBUG - printk(KERN_WARNING "hpsa: Sending %x - down to controller\n", - c->busaddr); -#endif /* HPSA_DEBUG */ + dev_dbg(&h->pdev->dev, "Sending %x, tag = %x\n", c->busaddr, + c->Header.Tag.lower); writel(c->busaddr, h->vaddr + SA5_REQUEST_PORT_OFFSET); h->commands_outstanding++; if (h->commands_outstanding > h->max_outstanding) @@ -202,6 +229,52 @@ static void SA5_intr_mask(struct ctlr_info *h, unsigned long val) h->vaddr + SA5_REPLY_INTR_MASK_OFFSET); } } + +static void SA5_performant_intr_mask(struct ctlr_info *h, unsigned long val) +{ + if (val) { /* turn on interrupts */ + h->interrupts_enabled = 1; + writel(0, h->vaddr + SA5_REPLY_INTR_MASK_OFFSET); + } else { + h->interrupts_enabled = 0; + writel(SA5_PERF_INTR_OFF, + h->vaddr + SA5_REPLY_INTR_MASK_OFFSET); + } +} + +static unsigned long SA5_performant_completed(struct ctlr_info *h) +{ + unsigned long register_value = FIFO_EMPTY; + + /* flush the controller write of the reply queue by reading + * outbound doorbell status register. + */ + register_value = readl(h->vaddr + SA5_OUTDB_STATUS); + /* msi auto clears the interrupt pending bit. */ + if (!(h->msi_vector || h->msix_vector)) { + writel(SA5_OUTDB_CLEAR_PERF_BIT, h->vaddr + SA5_OUTDB_CLEAR); + /* Do a read in order to flush the write to the controller + * (as per spec.) + */ + register_value = readl(h->vaddr + SA5_OUTDB_STATUS); + } + + if ((*(h->reply_pool_head) & 1) == (h->reply_pool_wraparound)) { + register_value = *(h->reply_pool_head); + (h->reply_pool_head)++; + h->commands_outstanding--; + } else { + register_value = FIFO_EMPTY; + } + /* Check for wraparound */ + if (h->reply_pool_head == (h->reply_pool + h->max_commands)) { + h->reply_pool_head = h->reply_pool; + h->reply_pool_wraparound ^= 1; + } + + return register_value; +} + /* * Returns true if fifo is full. * @@ -228,10 +301,10 @@ static unsigned long SA5_completed(struct ctlr_info *h) #ifdef HPSA_DEBUG if (register_value != FIFO_EMPTY) - printk(KERN_INFO "hpsa: Read %lx back from board\n", + dev_dbg(&h->pdev->dev, "Read %lx back from board\n", register_value); else - printk(KERN_INFO "hpsa: FIFO Empty read\n"); + dev_dbg(&h->pdev->dev, "hpsa: FIFO Empty read\n"); #endif return register_value; @@ -239,18 +312,28 @@ static unsigned long SA5_completed(struct ctlr_info *h) /* * Returns true if an interrupt is pending.. */ -static unsigned long SA5_intr_pending(struct ctlr_info *h) +static bool SA5_intr_pending(struct ctlr_info *h) { unsigned long register_value = readl(h->vaddr + SA5_INTR_STATUS); -#ifdef HPSA_DEBUG - printk(KERN_INFO "hpsa: intr_pending %lx\n", register_value); -#endif /* HPSA_DEBUG */ - if (register_value & SA5_INTR_PENDING) - return 1; - return 0 ; + dev_dbg(&h->pdev->dev, "intr_pending %lx\n", register_value); + return register_value & SA5_INTR_PENDING; } +static bool SA5_performant_intr_pending(struct ctlr_info *h) +{ + unsigned long register_value = readl(h->vaddr + SA5_INTR_STATUS); + + if (!register_value) + return false; + + if (h->msi_vector || h->msix_vector) + return true; + + /* Read outbound doorbell to flush */ + register_value = readl(h->vaddr + SA5_OUTDB_STATUS); + return register_value & SA5_OUTDB_STATUS_PERF_BIT; +} static struct access_method SA5_access = { SA5_submit_command, @@ -260,14 +343,19 @@ static struct access_method SA5_access = { SA5_completed, }; +static struct access_method SA5_performant_access = { + SA5_submit_command, + SA5_performant_intr_mask, + SA5_fifo_full, + SA5_performant_intr_pending, + SA5_performant_completed, +}; + struct board_type { - __u32 board_id; + u32 board_id; char *product_name; struct access_method *access; }; - -/* end of old hpsa_scsi.h file */ - #endif /* HPSA_H */ diff --git a/drivers/scsi/hpsa_cmd.h b/drivers/scsi/hpsa_cmd.h index 12d71387ed9..3e0abdf7668 100644 --- a/drivers/scsi/hpsa_cmd.h +++ b/drivers/scsi/hpsa_cmd.h @@ -101,19 +101,20 @@ #define CFGTBL_AccCmds 0x00000001l #define CFGTBL_Trans_Simple 0x00000002l +#define CFGTBL_Trans_Performant 0x00000004l #define CFGTBL_BusType_Ultra2 0x00000001l #define CFGTBL_BusType_Ultra3 0x00000002l #define CFGTBL_BusType_Fibre1G 0x00000100l #define CFGTBL_BusType_Fibre2G 0x00000200l struct vals32 { - __u32 lower; - __u32 upper; + u32 lower; + u32 upper; }; union u64bit { struct vals32 val32; - __u64 val; + u64 val; }; /* FIXME this is a per controller value (barf!) */ @@ -126,34 +127,34 @@ union u64bit { #define HPSA_INQUIRY 0x12 struct InquiryData { - __u8 data_byte[36]; + u8 data_byte[36]; }; #define HPSA_REPORT_LOG 0xc2 /* Report Logical LUNs */ #define HPSA_REPORT_PHYS 0xc3 /* Report Physical LUNs */ struct ReportLUNdata { - __u8 LUNListLength[4]; - __u32 reserved; - __u8 LUN[HPSA_MAX_LUN][8]; + u8 LUNListLength[4]; + u32 reserved; + u8 LUN[HPSA_MAX_LUN][8]; }; struct ReportExtendedLUNdata { - __u8 LUNListLength[4]; - __u8 extended_response_flag; - __u8 reserved[3]; - __u8 LUN[HPSA_MAX_LUN][24]; + u8 LUNListLength[4]; + u8 extended_response_flag; + u8 reserved[3]; + u8 LUN[HPSA_MAX_LUN][24]; }; struct SenseSubsystem_info { - __u8 reserved[36]; - __u8 portname[8]; - __u8 reserved1[1108]; + u8 reserved[36]; + u8 portname[8]; + u8 reserved1[1108]; }; #define HPSA_READ_CAPACITY 0x25 /* Read Capacity */ struct ReadCapdata { - __u8 total_size[4]; /* Total size in blocks */ - __u8 block_size[4]; /* Size of blocks in bytes */ + u8 total_size[4]; /* Total size in blocks */ + u8 block_size[4]; /* Size of blocks in bytes */ }; #if 0 @@ -174,112 +175,131 @@ struct ReadCapdata { /* Command List Structure */ union SCSI3Addr { struct { - __u8 Dev; - __u8 Bus:6; - __u8 Mode:2; /* b00 */ + u8 Dev; + u8 Bus:6; + u8 Mode:2; /* b00 */ } PeripDev; struct { - __u8 DevLSB; - __u8 DevMSB:6; - __u8 Mode:2; /* b01 */ + u8 DevLSB; + u8 DevMSB:6; + u8 Mode:2; /* b01 */ } LogDev; struct { - __u8 Dev:5; - __u8 Bus:3; - __u8 Targ:6; - __u8 Mode:2; /* b10 */ + u8 Dev:5; + u8 Bus:3; + u8 Targ:6; + u8 Mode:2; /* b10 */ } LogUnit; }; struct PhysDevAddr { - __u32 TargetId:24; - __u32 Bus:6; - __u32 Mode:2; + u32 TargetId:24; + u32 Bus:6; + u32 Mode:2; /* 2 level target device addr */ union SCSI3Addr Target[2]; }; struct LogDevAddr { - __u32 VolId:30; - __u32 Mode:2; - __u8 reserved[4]; + u32 VolId:30; + u32 Mode:2; + u8 reserved[4]; }; union LUNAddr { - __u8 LunAddrBytes[8]; + u8 LunAddrBytes[8]; union SCSI3Addr SCSI3Lun[4]; struct PhysDevAddr PhysDev; struct LogDevAddr LogDev; }; struct CommandListHeader { - __u8 ReplyQueue; - __u8 SGList; - __u16 SGTotal; + u8 ReplyQueue; + u8 SGList; + u16 SGTotal; struct vals32 Tag; union LUNAddr LUN; }; struct RequestBlock { - __u8 CDBLen; + u8 CDBLen; struct { - __u8 Type:3; - __u8 Attribute:3; - __u8 Direction:2; + u8 Type:3; + u8 Attribute:3; + u8 Direction:2; } Type; - __u16 Timeout; - __u8 CDB[16]; + u16 Timeout; + u8 CDB[16]; }; struct ErrDescriptor { struct vals32 Addr; - __u32 Len; + u32 Len; }; struct SGDescriptor { struct vals32 Addr; - __u32 Len; - __u32 Ext; + u32 Len; + u32 Ext; }; union MoreErrInfo { struct { - __u8 Reserved[3]; - __u8 Type; - __u32 ErrorInfo; + u8 Reserved[3]; + u8 Type; + u32 ErrorInfo; } Common_Info; struct { - __u8 Reserved[2]; - __u8 offense_size; /* size of offending entry */ - __u8 offense_num; /* byte # of offense 0-base */ - __u32 offense_value; + u8 Reserved[2]; + u8 offense_size; /* size of offending entry */ + u8 offense_num; /* byte # of offense 0-base */ + u32 offense_value; } Invalid_Cmd; }; struct ErrorInfo { - __u8 ScsiStatus; - __u8 SenseLen; - __u16 CommandStatus; - __u32 ResidualCnt; + u8 ScsiStatus; + u8 SenseLen; + u16 CommandStatus; + u32 ResidualCnt; union MoreErrInfo MoreErrInfo; - __u8 SenseInfo[SENSEINFOBYTES]; + u8 SenseInfo[SENSEINFOBYTES]; }; /* Command types */ #define CMD_IOCTL_PEND 0x01 #define CMD_SCSI 0x03 +/* This structure needs to be divisible by 32 for new + * indexing method and performant mode. + */ +#define PAD32 32 +#define PAD64DIFF 0 +#define USEEXTRA ((sizeof(void *) - 4)/4) +#define PADSIZE (PAD32 + PAD64DIFF * USEEXTRA) + +#define DIRECT_LOOKUP_SHIFT 5 +#define DIRECT_LOOKUP_BIT 0x10 + +#define HPSA_ERROR_BIT 0x02 struct ctlr_info; /* defined in hpsa.h */ -/* The size of this structure needs to be divisible by 8 - * od on all architectures, because the controller uses 2 - * lower bits of the address, and the driver uses 1 lower - * bit (3 bits total.) +/* The size of this structure needs to be divisible by 32 + * on all architectures because low 5 bits of the addresses + * are used as follows: + * + * bit 0: to device, used to indicate "performant mode" command + * from device, indidcates error status. + * bit 1-3: to device, indicates block fetch table entry for + * reducing DMA in fetching commands from host memory. + * bit 4: used to indicate whether tag is "direct lookup" (index), + * or a bus address. */ + struct CommandList { struct CommandListHeader Header; struct RequestBlock Request; struct ErrDescriptor ErrDesc; struct SGDescriptor SG[MAXSGENTRIES]; /* information associated with the command */ - __u32 busaddr; /* physical addr of this record */ + u32 busaddr; /* physical addr of this record */ struct ErrorInfo *err_info; /* pointer to the allocated mem */ struct ctlr_info *h; int cmd_type; @@ -291,35 +311,63 @@ struct CommandList { struct completion *waiting; int retry_count; void *scsi_cmd; + +/* on 64 bit architectures, to get this to be 32-byte-aligned + * it so happens we need no padding, on 32 bit systems, + * we need 8 bytes of padding. This does that. + */ +#define COMMANDLIST_PAD ((8 - sizeof(long))/4 * 8) + u8 pad[COMMANDLIST_PAD]; + }; /* Configuration Table Structure */ struct HostWrite { - __u32 TransportRequest; - __u32 Reserved; - __u32 CoalIntDelay; - __u32 CoalIntCount; + u32 TransportRequest; + u32 Reserved; + u32 CoalIntDelay; + u32 CoalIntCount; }; +#define SIMPLE_MODE 0x02 +#define PERFORMANT_MODE 0x04 +#define MEMQ_MODE 0x08 + struct CfgTable { - __u8 Signature[4]; - __u32 SpecValence; - __u32 TransportSupport; - __u32 TransportActive; - struct HostWrite HostWrite; - __u32 CmdsOutMax; - __u32 BusTypes; - __u32 Reserved; - __u8 ServerName[16]; - __u32 HeartBeat; - __u32 SCSI_Prefetch; + u8 Signature[4]; + u32 SpecValence; + u32 TransportSupport; + u32 TransportActive; + struct HostWrite HostWrite; + u32 CmdsOutMax; + u32 BusTypes; + u32 TransMethodOffset; + u8 ServerName[16]; + u32 HeartBeat; + u32 SCSI_Prefetch; + u32 MaxScatterGatherElements; + u32 MaxLogicalUnits; + u32 MaxPhysicalDevices; + u32 MaxPhysicalDrivesPerLogicalUnit; + u32 MaxPerformantModeCommands; +}; + +#define NUM_BLOCKFETCH_ENTRIES 8 +struct TransTable_struct { + u32 BlockFetch[NUM_BLOCKFETCH_ENTRIES]; + u32 RepQSize; + u32 RepQCount; + u32 RepQCtrAddrLow32; + u32 RepQCtrAddrHigh32; + u32 RepQAddr0Low32; + u32 RepQAddr0High32; }; struct hpsa_pci_info { unsigned char bus; unsigned char dev_fn; unsigned short domain; - __u32 board_id; + u32 board_id; }; #pragma pack() diff --git a/drivers/scsi/ibmmca.c b/drivers/scsi/ibmmca.c index 9c1e6a5b5af..9a4b69d4f4e 100644 --- a/drivers/scsi/ibmmca.c +++ b/drivers/scsi/ibmmca.c @@ -2336,7 +2336,7 @@ static int option_setup(char *str) char *cur = str; int i = 1; - while (cur && isdigit(*cur) && i <= IM_MAX_HOSTS) { + while (cur && isdigit(*cur) && i < IM_MAX_HOSTS) { ints[i++] = simple_strtoul(cur, NULL, 0); if ((cur = strchr(cur, ',')) != NULL) cur++; diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c index e475b7957c2..e3a18e0ef27 100644 --- a/drivers/scsi/ibmvscsi/ibmvscsi.c +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c @@ -40,7 +40,7 @@ * (CRQ), which is just a buffer of 16 byte entries in the receiver's * Senders cannot access the buffer directly, but send messages by * making a hypervisor call and passing in the 16 bytes. The hypervisor - * puts the message in the next 16 byte space in round-robbin fashion, + * puts the message in the next 16 byte space in round-robin fashion, * turns on the high order bit of the message (the valid bit), and * generates an interrupt to the receiver (if interrupts are turned on.) * The receiver just turns off the valid bit when they have copied out diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c index 517da3fd89d..8a89ba90058 100644 --- a/drivers/scsi/iscsi_tcp.c +++ b/drivers/scsi/iscsi_tcp.c @@ -584,9 +584,10 @@ static void iscsi_sw_tcp_conn_stop(struct iscsi_cls_conn *cls_conn, int flag) struct iscsi_conn *conn = cls_conn->dd_data; struct iscsi_tcp_conn *tcp_conn = conn->dd_data; struct iscsi_sw_tcp_conn *tcp_sw_conn = tcp_conn->dd_data; + struct socket *sock = tcp_sw_conn->sock; /* userspace may have goofed up and not bound us */ - if (!tcp_sw_conn->sock) + if (!sock) return; /* * Make sure our recv side is stopped. @@ -597,6 +598,11 @@ static void iscsi_sw_tcp_conn_stop(struct iscsi_cls_conn *cls_conn, int flag) set_bit(ISCSI_SUSPEND_BIT, &conn->suspend_rx); write_unlock_bh(&tcp_sw_conn->sock->sk->sk_callback_lock); + if (sock->sk->sk_sleep && waitqueue_active(sock->sk->sk_sleep)) { + sock->sk->sk_err = EIO; + wake_up_interruptible(sock->sk->sk_sleep); + } + iscsi_conn_stop(cls_conn, flag); iscsi_sw_tcp_release_conn(conn); } diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c index c28a712fd4d..703eb6a8879 100644 --- a/drivers/scsi/libiscsi.c +++ b/drivers/scsi/libiscsi.c @@ -1919,10 +1919,11 @@ static int iscsi_has_ping_timed_out(struct iscsi_conn *conn) static enum blk_eh_timer_return iscsi_eh_cmd_timed_out(struct scsi_cmnd *sc) { enum blk_eh_timer_return rc = BLK_EH_NOT_HANDLED; - struct iscsi_task *task = NULL; + struct iscsi_task *task = NULL, *running_task; struct iscsi_cls_session *cls_session; struct iscsi_session *session; struct iscsi_conn *conn; + int i; cls_session = starget_to_session(scsi_target(sc->device)); session = cls_session->dd_data; @@ -1947,8 +1948,15 @@ static enum blk_eh_timer_return iscsi_eh_cmd_timed_out(struct scsi_cmnd *sc) } task = (struct iscsi_task *)sc->SCp.ptr; - if (!task) + if (!task) { + /* + * Raced with completion. Just reset timer, and let it + * complete normally + */ + rc = BLK_EH_RESET_TIMER; goto done; + } + /* * If we have sent (at least queued to the network layer) a pdu or * recvd one for the task since the last timeout ask for @@ -1956,10 +1964,10 @@ static enum blk_eh_timer_return iscsi_eh_cmd_timed_out(struct scsi_cmnd *sc) * we can check if it is the task or connection when we send the * nop as a ping. */ - if (time_after_eq(task->last_xfer, task->last_timeout)) { + if (time_after(task->last_xfer, task->last_timeout)) { ISCSI_DBG_EH(session, "Command making progress. Asking " "scsi-ml for more time to complete. " - "Last data recv at %lu. Last timeout was at " + "Last data xfer at %lu. Last timeout was at " "%lu\n.", task->last_xfer, task->last_timeout); task->have_checked_conn = false; rc = BLK_EH_RESET_TIMER; @@ -1977,6 +1985,43 @@ static enum blk_eh_timer_return iscsi_eh_cmd_timed_out(struct scsi_cmnd *sc) goto done; } + for (i = 0; i < conn->session->cmds_max; i++) { + running_task = conn->session->cmds[i]; + if (!running_task->sc || running_task == task || + running_task->state != ISCSI_TASK_RUNNING) + continue; + + /* + * Only check if cmds started before this one have made + * progress, or this could never fail + */ + if (time_after(running_task->sc->jiffies_at_alloc, + task->sc->jiffies_at_alloc)) + continue; + + if (time_after(running_task->last_xfer, task->last_timeout)) { + /* + * This task has not made progress, but a task + * started before us has transferred data since + * we started/last-checked. We could be queueing + * too many tasks or the LU is bad. + * + * If the device is bad the cmds ahead of us on + * other devs will complete, and this loop will + * eventually fail starting the scsi eh. + */ + ISCSI_DBG_EH(session, "Command has not made progress " + "but commands ahead of it have. " + "Asking scsi-ml for more time to " + "complete. Our last xfer vs running task " + "last xfer %lu/%lu. Last check %lu.\n", + task->last_xfer, running_task->last_xfer, + task->last_timeout); + rc = BLK_EH_RESET_TIMER; + goto done; + } + } + /* Assumes nop timeout is shorter than scsi cmd timeout */ if (task->have_checked_conn) goto done; diff --git a/drivers/scsi/libsrp.c b/drivers/scsi/libsrp.c index ab19b3b4be5..22775165bf6 100644 --- a/drivers/scsi/libsrp.c +++ b/drivers/scsi/libsrp.c @@ -1,5 +1,5 @@ /* - * SCSI RDAM Protocol lib functions + * SCSI RDMA Protocol lib functions * * Copyright (C) 2006 FUJITA Tomonori <tomof@acm.org> * @@ -328,7 +328,7 @@ int srp_transfer_data(struct scsi_cmnd *sc, struct srp_cmd *cmd, int offset, err = 0; u8 format; - offset = cmd->add_cdb_len * 4; + offset = cmd->add_cdb_len & ~3; dir = srp_cmd_direction(cmd); if (dir == DMA_FROM_DEVICE) @@ -366,7 +366,7 @@ static int vscsis_data_length(struct srp_cmd *cmd, enum dma_data_direction dir) { struct srp_direct_buf *md; struct srp_indirect_buf *id; - int len = 0, offset = cmd->add_cdb_len * 4; + int len = 0, offset = cmd->add_cdb_len & ~3; u8 fmt; if (dir == DMA_TO_DEVICE) @@ -440,6 +440,6 @@ int srp_cmd_queue(struct Scsi_Host *shost, struct srp_cmd *cmd, void *info, } EXPORT_SYMBOL_GPL(srp_cmd_queue); -MODULE_DESCRIPTION("SCSI RDAM Protocol lib functions"); +MODULE_DESCRIPTION("SCSI RDMA Protocol lib functions"); MODULE_AUTHOR("FUJITA Tomonori"); MODULE_LICENSE("GPL"); diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index 1cc23a69db5..84b696463a5 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -1,7 +1,7 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2004-2009 Emulex. All rights reserved. * + * Copyright (C) 2004-2010 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * * www.emulex.com * * Portions Copyright (C) 2004-2005 Christoph Hellwig * @@ -315,6 +315,9 @@ struct lpfc_vport { #define FC_VPORT_NEEDS_REG_VPI 0x80000 /* Needs to have its vpi registered */ #define FC_RSCN_DEFERRED 0x100000 /* A deferred RSCN being processed */ #define FC_VPORT_NEEDS_INIT_VPI 0x200000 /* Need to INIT_VPI before FDISC */ +#define FC_VPORT_CVL_RCVD 0x400000 /* VLink failed due to CVL */ +#define FC_VFI_REGISTERED 0x800000 /* VFI is registered */ +#define FC_FDISC_COMPLETED 0x1000000/* FDISC completed */ uint32_t ct_flags; #define FC_CT_RFF_ID 0x1 /* RFF_ID accepted by switch */ @@ -448,6 +451,8 @@ struct unsol_rcv_ct_ctx { uint32_t ctxt_id; uint32_t SID; uint32_t oxid; + uint32_t flags; +#define UNSOL_VALID 0x00000001 }; struct lpfc_hba { @@ -499,6 +504,10 @@ struct lpfc_hba { (struct lpfc_hba *); void (*lpfc_stop_port) (struct lpfc_hba *); + int (*lpfc_hba_init_link) + (struct lpfc_hba *); + int (*lpfc_hba_down_link) + (struct lpfc_hba *); /* SLI4 specific HBA data structure */ @@ -613,6 +622,7 @@ struct lpfc_hba { uint32_t cfg_enable_bg; uint32_t cfg_log_verbose; uint32_t cfg_aer_support; + uint32_t cfg_suppress_link_up; lpfc_vpd_t vpd; /* vital product data */ @@ -790,7 +800,7 @@ struct lpfc_hba { uint16_t vlan_id; struct list_head fcf_conn_rec_list; - struct mutex ct_event_mutex; /* synchronize access to ct_ev_waiters */ + spinlock_t ct_ev_lock; /* synchronize access to ct_ev_waiters */ struct list_head ct_ev_waiters; struct unsol_rcv_ct_ctx ct_ctx[64]; uint32_t ctx_idx; diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index 91542f786ed..c992e8328f9 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -482,6 +482,41 @@ lpfc_link_state_show(struct device *dev, struct device_attribute *attr, } /** + * lpfc_link_state_store - Transition the link_state on an HBA port + * @dev: class device that is converted into a Scsi_host. + * @attr: device attribute, not used. + * @buf: one or more lpfc_polling_flags values. + * @count: not used. + * + * Returns: + * -EINVAL if the buffer is not "up" or "down" + * return from link state change function if non-zero + * length of the buf on success + **/ +static ssize_t +lpfc_link_state_store(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) +{ + struct Scsi_Host *shost = class_to_shost(dev); + struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; + struct lpfc_hba *phba = vport->phba; + + int status = -EINVAL; + + if ((strncmp(buf, "up", sizeof("up") - 1) == 0) && + (phba->link_state == LPFC_LINK_DOWN)) + status = phba->lpfc_hba_init_link(phba); + else if ((strncmp(buf, "down", sizeof("down") - 1) == 0) && + (phba->link_state >= LPFC_LINK_UP)) + status = phba->lpfc_hba_down_link(phba); + + if (status == 0) + return strlen(buf); + else + return status; +} + +/** * lpfc_num_discovered_ports_show - Return sum of mapped and unmapped vports * @dev: class device that is converted into a Scsi_host. * @attr: device attribute, not used. @@ -1219,7 +1254,7 @@ lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \ struct Scsi_Host *shost = class_to_shost(dev);\ struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\ struct lpfc_hba *phba = vport->phba;\ - int val = 0;\ + uint val = 0;\ val = phba->cfg_##attr;\ return snprintf(buf, PAGE_SIZE, "%d\n",\ phba->cfg_##attr);\ @@ -1247,7 +1282,7 @@ lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \ struct Scsi_Host *shost = class_to_shost(dev);\ struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\ struct lpfc_hba *phba = vport->phba;\ - int val = 0;\ + uint val = 0;\ val = phba->cfg_##attr;\ return snprintf(buf, PAGE_SIZE, "%#x\n",\ phba->cfg_##attr);\ @@ -1274,7 +1309,7 @@ lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \ **/ #define lpfc_param_init(attr, default, minval, maxval) \ static int \ -lpfc_##attr##_init(struct lpfc_hba *phba, int val) \ +lpfc_##attr##_init(struct lpfc_hba *phba, uint val) \ { \ if (val >= minval && val <= maxval) {\ phba->cfg_##attr = val;\ @@ -1309,7 +1344,7 @@ lpfc_##attr##_init(struct lpfc_hba *phba, int val) \ **/ #define lpfc_param_set(attr, default, minval, maxval) \ static int \ -lpfc_##attr##_set(struct lpfc_hba *phba, int val) \ +lpfc_##attr##_set(struct lpfc_hba *phba, uint val) \ { \ if (val >= minval && val <= maxval) {\ phba->cfg_##attr = val;\ @@ -1350,7 +1385,7 @@ lpfc_##attr##_store(struct device *dev, struct device_attribute *attr, \ struct Scsi_Host *shost = class_to_shost(dev);\ struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\ struct lpfc_hba *phba = vport->phba;\ - int val=0;\ + uint val = 0;\ if (!isdigit(buf[0]))\ return -EINVAL;\ if (sscanf(buf, "%i", &val) != 1)\ @@ -1382,7 +1417,7 @@ lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \ { \ struct Scsi_Host *shost = class_to_shost(dev);\ struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\ - int val = 0;\ + uint val = 0;\ val = vport->cfg_##attr;\ return snprintf(buf, PAGE_SIZE, "%d\n", vport->cfg_##attr);\ } @@ -1409,7 +1444,7 @@ lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \ { \ struct Scsi_Host *shost = class_to_shost(dev);\ struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\ - int val = 0;\ + uint val = 0;\ val = vport->cfg_##attr;\ return snprintf(buf, PAGE_SIZE, "%#x\n", vport->cfg_##attr);\ } @@ -1434,7 +1469,7 @@ lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \ **/ #define lpfc_vport_param_init(attr, default, minval, maxval) \ static int \ -lpfc_##attr##_init(struct lpfc_vport *vport, int val) \ +lpfc_##attr##_init(struct lpfc_vport *vport, uint val) \ { \ if (val >= minval && val <= maxval) {\ vport->cfg_##attr = val;\ @@ -1466,7 +1501,7 @@ lpfc_##attr##_init(struct lpfc_vport *vport, int val) \ **/ #define lpfc_vport_param_set(attr, default, minval, maxval) \ static int \ -lpfc_##attr##_set(struct lpfc_vport *vport, int val) \ +lpfc_##attr##_set(struct lpfc_vport *vport, uint val) \ { \ if (val >= minval && val <= maxval) {\ vport->cfg_##attr = val;\ @@ -1502,7 +1537,7 @@ lpfc_##attr##_store(struct device *dev, struct device_attribute *attr, \ { \ struct Scsi_Host *shost = class_to_shost(dev);\ struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\ - int val=0;\ + uint val = 0;\ if (!isdigit(buf[0]))\ return -EINVAL;\ if (sscanf(buf, "%i", &val) != 1)\ @@ -1515,22 +1550,22 @@ lpfc_##attr##_store(struct device *dev, struct device_attribute *attr, \ #define LPFC_ATTR(name, defval, minval, maxval, desc) \ -static int lpfc_##name = defval;\ -module_param(lpfc_##name, int, 0);\ +static uint lpfc_##name = defval;\ +module_param(lpfc_##name, uint, 0);\ MODULE_PARM_DESC(lpfc_##name, desc);\ lpfc_param_init(name, defval, minval, maxval) #define LPFC_ATTR_R(name, defval, minval, maxval, desc) \ -static int lpfc_##name = defval;\ -module_param(lpfc_##name, int, 0);\ +static uint lpfc_##name = defval;\ +module_param(lpfc_##name, uint, 0);\ MODULE_PARM_DESC(lpfc_##name, desc);\ lpfc_param_show(name)\ lpfc_param_init(name, defval, minval, maxval)\ static DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL) #define LPFC_ATTR_RW(name, defval, minval, maxval, desc) \ -static int lpfc_##name = defval;\ -module_param(lpfc_##name, int, 0);\ +static uint lpfc_##name = defval;\ +module_param(lpfc_##name, uint, 0);\ MODULE_PARM_DESC(lpfc_##name, desc);\ lpfc_param_show(name)\ lpfc_param_init(name, defval, minval, maxval)\ @@ -1540,16 +1575,16 @@ static DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\ lpfc_##name##_show, lpfc_##name##_store) #define LPFC_ATTR_HEX_R(name, defval, minval, maxval, desc) \ -static int lpfc_##name = defval;\ -module_param(lpfc_##name, int, 0);\ +static uint lpfc_##name = defval;\ +module_param(lpfc_##name, uint, 0);\ MODULE_PARM_DESC(lpfc_##name, desc);\ lpfc_param_hex_show(name)\ lpfc_param_init(name, defval, minval, maxval)\ static DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL) #define LPFC_ATTR_HEX_RW(name, defval, minval, maxval, desc) \ -static int lpfc_##name = defval;\ -module_param(lpfc_##name, int, 0);\ +static uint lpfc_##name = defval;\ +module_param(lpfc_##name, uint, 0);\ MODULE_PARM_DESC(lpfc_##name, desc);\ lpfc_param_hex_show(name)\ lpfc_param_init(name, defval, minval, maxval)\ @@ -1559,22 +1594,22 @@ static DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\ lpfc_##name##_show, lpfc_##name##_store) #define LPFC_VPORT_ATTR(name, defval, minval, maxval, desc) \ -static int lpfc_##name = defval;\ -module_param(lpfc_##name, int, 0);\ +static uint lpfc_##name = defval;\ +module_param(lpfc_##name, uint, 0);\ MODULE_PARM_DESC(lpfc_##name, desc);\ lpfc_vport_param_init(name, defval, minval, maxval) #define LPFC_VPORT_ATTR_R(name, defval, minval, maxval, desc) \ -static int lpfc_##name = defval;\ -module_param(lpfc_##name, int, 0);\ +static uint lpfc_##name = defval;\ +module_param(lpfc_##name, uint, 0);\ MODULE_PARM_DESC(lpfc_##name, desc);\ lpfc_vport_param_show(name)\ lpfc_vport_param_init(name, defval, minval, maxval)\ static DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL) #define LPFC_VPORT_ATTR_RW(name, defval, minval, maxval, desc) \ -static int lpfc_##name = defval;\ -module_param(lpfc_##name, int, 0);\ +static uint lpfc_##name = defval;\ +module_param(lpfc_##name, uint, 0);\ MODULE_PARM_DESC(lpfc_##name, desc);\ lpfc_vport_param_show(name)\ lpfc_vport_param_init(name, defval, minval, maxval)\ @@ -1584,16 +1619,16 @@ static DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\ lpfc_##name##_show, lpfc_##name##_store) #define LPFC_VPORT_ATTR_HEX_R(name, defval, minval, maxval, desc) \ -static int lpfc_##name = defval;\ -module_param(lpfc_##name, int, 0);\ +static uint lpfc_##name = defval;\ +module_param(lpfc_##name, uint, 0);\ MODULE_PARM_DESC(lpfc_##name, desc);\ lpfc_vport_param_hex_show(name)\ lpfc_vport_param_init(name, defval, minval, maxval)\ static DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL) #define LPFC_VPORT_ATTR_HEX_RW(name, defval, minval, maxval, desc) \ -static int lpfc_##name = defval;\ -module_param(lpfc_##name, int, 0);\ +static uint lpfc_##name = defval;\ +module_param(lpfc_##name, uint, 0);\ MODULE_PARM_DESC(lpfc_##name, desc);\ lpfc_vport_param_hex_show(name)\ lpfc_vport_param_init(name, defval, minval, maxval)\ @@ -1614,7 +1649,8 @@ static DEVICE_ATTR(programtype, S_IRUGO, lpfc_programtype_show, NULL); static DEVICE_ATTR(portnum, S_IRUGO, lpfc_vportnum_show, NULL); static DEVICE_ATTR(fwrev, S_IRUGO, lpfc_fwrev_show, NULL); static DEVICE_ATTR(hdw, S_IRUGO, lpfc_hdw_show, NULL); -static DEVICE_ATTR(link_state, S_IRUGO, lpfc_link_state_show, NULL); +static DEVICE_ATTR(link_state, S_IRUGO | S_IWUSR, lpfc_link_state_show, + lpfc_link_state_store); static DEVICE_ATTR(option_rom_version, S_IRUGO, lpfc_option_rom_version_show, NULL); static DEVICE_ATTR(num_discovered_ports, S_IRUGO, @@ -1897,6 +1933,15 @@ static DEVICE_ATTR(lpfc_enable_npiv, S_IRUGO, lpfc_enable_npiv_show, NULL); /* +# lpfc_suppress_link_up: Bring link up at initialization +# 0x0 = bring link up (issue MBX_INIT_LINK) +# 0x1 = do NOT bring link up at initialization(MBX_INIT_LINK) +# 0x2 = never bring up link +# Default value is 0. +*/ +LPFC_ATTR_R(suppress_link_up, 0, 0, 2, "Suppress Link Up at initialization"); + +/* # lpfc_nodev_tmo: If set, it will hold all I/O errors on devices that disappear # until the timer expires. Value range is [0,255]. Default value is 30. */ @@ -3114,12 +3159,12 @@ LPFC_ATTR_RW(poll_tmo, 10, 1, 255, /* # lpfc_use_msi: Use MSI (Message Signaled Interrupts) in systems that # support this feature -# 0 = MSI disabled (default) +# 0 = MSI disabled # 1 = MSI enabled -# 2 = MSI-X enabled -# Value range is [0,2]. Default value is 0. +# 2 = MSI-X enabled (default) +# Value range is [0,2]. Default value is 2. */ -LPFC_ATTR_R(use_msi, 0, 0, 2, "Use Message Signaled Interrupts (1) or " +LPFC_ATTR_R(use_msi, 2, 0, 2, "Use Message Signaled Interrupts (1) or " "MSI-X (2), if possible"); /* @@ -3278,6 +3323,7 @@ struct device_attribute *lpfc_hba_attrs[] = { &dev_attr_lpfc_prot_sg_seg_cnt, &dev_attr_lpfc_aer_support, &dev_attr_lpfc_aer_state_cleanup, + &dev_attr_lpfc_suppress_link_up, NULL, }; @@ -4456,7 +4502,7 @@ lpfc_get_cfgparam(struct lpfc_hba *phba) lpfc_hba_queue_depth_init(phba, lpfc_hba_queue_depth); lpfc_hba_log_verbose_init(phba, lpfc_log_verbose); lpfc_aer_support_init(phba, lpfc_aer_support); - + lpfc_suppress_link_up_init(phba, lpfc_suppress_link_up); return; } diff --git a/drivers/scsi/lpfc/lpfc_bsg.c b/drivers/scsi/lpfc/lpfc_bsg.c index a5d9048235d..f3f1bf1a0a7 100644 --- a/drivers/scsi/lpfc/lpfc_bsg.c +++ b/drivers/scsi/lpfc/lpfc_bsg.c @@ -1,7 +1,7 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2009 Emulex. All rights reserved. * + * Copyright (C) 2009-2010 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * * www.emulex.com * * * @@ -21,6 +21,7 @@ #include <linux/interrupt.h> #include <linux/mempool.h> #include <linux/pci.h> +#include <linux/delay.h> #include <scsi/scsi.h> #include <scsi/scsi_host.h> @@ -33,6 +34,7 @@ #include "lpfc_sli.h" #include "lpfc_sli4.h" #include "lpfc_nl.h" +#include "lpfc_bsg.h" #include "lpfc_disc.h" #include "lpfc_scsi.h" #include "lpfc.h" @@ -41,14 +43,183 @@ #include "lpfc_vport.h" #include "lpfc_version.h" +struct lpfc_bsg_event { + struct list_head node; + struct kref kref; + wait_queue_head_t wq; + + /* Event type and waiter identifiers */ + uint32_t type_mask; + uint32_t req_id; + uint32_t reg_id; + + /* next two flags are here for the auto-delete logic */ + unsigned long wait_time_stamp; + int waiting; + + /* seen and not seen events */ + struct list_head events_to_get; + struct list_head events_to_see; + + /* job waiting for this event to finish */ + struct fc_bsg_job *set_job; +}; + +struct lpfc_bsg_iocb { + struct lpfc_iocbq *cmdiocbq; + struct lpfc_iocbq *rspiocbq; + struct lpfc_dmabuf *bmp; + struct lpfc_nodelist *ndlp; + + /* job waiting for this iocb to finish */ + struct fc_bsg_job *set_job; +}; + +struct lpfc_bsg_mbox { + LPFC_MBOXQ_t *pmboxq; + MAILBOX_t *mb; + + /* job waiting for this mbox command to finish */ + struct fc_bsg_job *set_job; +}; + +#define TYPE_EVT 1 +#define TYPE_IOCB 2 +#define TYPE_MBOX 3 +struct bsg_job_data { + uint32_t type; + union { + struct lpfc_bsg_event *evt; + struct lpfc_bsg_iocb iocb; + struct lpfc_bsg_mbox mbox; + } context_un; +}; + +struct event_data { + struct list_head node; + uint32_t type; + uint32_t immed_dat; + void *data; + uint32_t len; +}; + +#define BUF_SZ_4K 4096 +#define SLI_CT_ELX_LOOPBACK 0x10 + +enum ELX_LOOPBACK_CMD { + ELX_LOOPBACK_XRI_SETUP, + ELX_LOOPBACK_DATA, +}; + +#define ELX_LOOPBACK_HEADER_SZ \ + (size_t)(&((struct lpfc_sli_ct_request *)NULL)->un) + +struct lpfc_dmabufext { + struct lpfc_dmabuf dma; + uint32_t size; + uint32_t flag; +}; + +/** + * lpfc_bsg_send_mgmt_cmd_cmp - lpfc_bsg_send_mgmt_cmd's completion handler + * @phba: Pointer to HBA context object. + * @cmdiocbq: Pointer to command iocb. + * @rspiocbq: Pointer to response iocb. + * + * This function is the completion handler for iocbs issued using + * lpfc_bsg_send_mgmt_cmd function. This function is called by the + * ring event handler function without any lock held. This function + * can be called from both worker thread context and interrupt + * context. This function also can be called from another thread which + * cleans up the SLI layer objects. + * This function copies the contents of the response iocb to the + * response iocb memory object provided by the caller of + * lpfc_sli_issue_iocb_wait and then wakes up the thread which + * sleeps for the iocb completion. + **/ +static void +lpfc_bsg_send_mgmt_cmd_cmp(struct lpfc_hba *phba, + struct lpfc_iocbq *cmdiocbq, + struct lpfc_iocbq *rspiocbq) +{ + unsigned long iflags; + struct bsg_job_data *dd_data; + struct fc_bsg_job *job; + IOCB_t *rsp; + struct lpfc_dmabuf *bmp; + struct lpfc_nodelist *ndlp; + struct lpfc_bsg_iocb *iocb; + unsigned long flags; + int rc = 0; + + spin_lock_irqsave(&phba->ct_ev_lock, flags); + dd_data = cmdiocbq->context1; + if (!dd_data) { + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + return; + } + + iocb = &dd_data->context_un.iocb; + job = iocb->set_job; + job->dd_data = NULL; /* so timeout handler does not reply */ + + spin_lock_irqsave(&phba->hbalock, iflags); + cmdiocbq->iocb_flag |= LPFC_IO_WAKE; + if (cmdiocbq->context2 && rspiocbq) + memcpy(&((struct lpfc_iocbq *)cmdiocbq->context2)->iocb, + &rspiocbq->iocb, sizeof(IOCB_t)); + spin_unlock_irqrestore(&phba->hbalock, iflags); + + bmp = iocb->bmp; + rspiocbq = iocb->rspiocbq; + rsp = &rspiocbq->iocb; + ndlp = iocb->ndlp; + + pci_unmap_sg(phba->pcidev, job->request_payload.sg_list, + job->request_payload.sg_cnt, DMA_TO_DEVICE); + pci_unmap_sg(phba->pcidev, job->reply_payload.sg_list, + job->reply_payload.sg_cnt, DMA_FROM_DEVICE); + + if (rsp->ulpStatus) { + if (rsp->ulpStatus == IOSTAT_LOCAL_REJECT) { + switch (rsp->un.ulpWord[4] & 0xff) { + case IOERR_SEQUENCE_TIMEOUT: + rc = -ETIMEDOUT; + break; + case IOERR_INVALID_RPI: + rc = -EFAULT; + break; + default: + rc = -EACCES; + break; + } + } else + rc = -EACCES; + } else + job->reply->reply_payload_rcv_len = + rsp->un.genreq64.bdl.bdeSize; + + lpfc_mbuf_free(phba, bmp->virt, bmp->phys); + lpfc_sli_release_iocbq(phba, rspiocbq); + lpfc_sli_release_iocbq(phba, cmdiocbq); + lpfc_nlp_put(ndlp); + kfree(bmp); + kfree(dd_data); + /* make error code available to userspace */ + job->reply->result = rc; + /* complete the job back to userspace */ + job->job_done(job); + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + return; +} + /** - * lpfc_bsg_rport_ct - send a CT command from a bsg request + * lpfc_bsg_send_mgmt_cmd - send a CT command from a bsg request * @job: fc_bsg_job to handle - */ + **/ static int -lpfc_bsg_rport_ct(struct fc_bsg_job *job) +lpfc_bsg_send_mgmt_cmd(struct fc_bsg_job *job) { - struct Scsi_Host *shost = job->shost; struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata; struct lpfc_hba *phba = vport->phba; struct lpfc_rport_data *rdata = job->rport->dd_data; @@ -65,57 +236,60 @@ lpfc_bsg_rport_ct(struct fc_bsg_job *job) struct scatterlist *sgel = NULL; int numbde; dma_addr_t busaddr; + struct bsg_job_data *dd_data; + uint32_t creg_val; int rc = 0; /* in case no data is transferred */ job->reply->reply_payload_rcv_len = 0; + /* allocate our bsg tracking structure */ + dd_data = kmalloc(sizeof(struct bsg_job_data), GFP_KERNEL); + if (!dd_data) { + lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, + "2733 Failed allocation of dd_data\n"); + rc = -ENOMEM; + goto no_dd_data; + } + if (!lpfc_nlp_get(ndlp)) { - job->reply->result = -ENODEV; - return 0; + rc = -ENODEV; + goto no_ndlp; + } + + bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); + if (!bmp) { + rc = -ENOMEM; + goto free_ndlp; } if (ndlp->nlp_flag & NLP_ELS_SND_MASK) { rc = -ENODEV; - goto free_ndlp_exit; + goto free_bmp; } - spin_lock_irq(shost->host_lock); cmdiocbq = lpfc_sli_get_iocbq(phba); if (!cmdiocbq) { rc = -ENOMEM; - spin_unlock_irq(shost->host_lock); - goto free_ndlp_exit; + goto free_bmp; } - cmd = &cmdiocbq->iocb; + cmd = &cmdiocbq->iocb; rspiocbq = lpfc_sli_get_iocbq(phba); if (!rspiocbq) { rc = -ENOMEM; goto free_cmdiocbq; } - spin_unlock_irq(shost->host_lock); rsp = &rspiocbq->iocb; - - bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); - if (!bmp) { - rc = -ENOMEM; - spin_lock_irq(shost->host_lock); - goto free_rspiocbq; - } - - spin_lock_irq(shost->host_lock); bmp->virt = lpfc_mbuf_alloc(phba, 0, &bmp->phys); if (!bmp->virt) { rc = -ENOMEM; - goto free_bmp; + goto free_rspiocbq; } - spin_unlock_irq(shost->host_lock); INIT_LIST_HEAD(&bmp->list); bpl = (struct ulp_bde64 *) bmp->virt; - request_nseg = pci_map_sg(phba->pcidev, job->request_payload.sg_list, job->request_payload.sg_cnt, DMA_TO_DEVICE); for_each_sg(job->request_payload.sg_list, sgel, request_nseg, numbde) { @@ -157,78 +331,152 @@ lpfc_bsg_rport_ct(struct fc_bsg_job *job) cmd->ulpContext = ndlp->nlp_rpi; cmd->ulpOwner = OWN_CHIP; cmdiocbq->vport = phba->pport; - cmdiocbq->context1 = NULL; - cmdiocbq->context2 = NULL; + cmdiocbq->context3 = bmp; cmdiocbq->iocb_flag |= LPFC_IO_LIBDFC; - timeout = phba->fc_ratov * 2; - job->dd_data = cmdiocbq; - - rc = lpfc_sli_issue_iocb_wait(phba, LPFC_ELS_RING, cmdiocbq, rspiocbq, - timeout + LPFC_DRVR_TIMEOUT); - - if (rc != IOCB_TIMEDOUT) { - pci_unmap_sg(phba->pcidev, job->request_payload.sg_list, - job->request_payload.sg_cnt, DMA_TO_DEVICE); - pci_unmap_sg(phba->pcidev, job->reply_payload.sg_list, - job->reply_payload.sg_cnt, DMA_FROM_DEVICE); + cmd->ulpTimeout = timeout; + + cmdiocbq->iocb_cmpl = lpfc_bsg_send_mgmt_cmd_cmp; + cmdiocbq->context1 = dd_data; + cmdiocbq->context2 = rspiocbq; + dd_data->type = TYPE_IOCB; + dd_data->context_un.iocb.cmdiocbq = cmdiocbq; + dd_data->context_un.iocb.rspiocbq = rspiocbq; + dd_data->context_un.iocb.set_job = job; + dd_data->context_un.iocb.bmp = bmp; + dd_data->context_un.iocb.ndlp = ndlp; + + if (phba->cfg_poll & DISABLE_FCP_RING_INT) { + creg_val = readl(phba->HCregaddr); + creg_val |= (HC_R0INT_ENA << LPFC_FCP_RING); + writel(creg_val, phba->HCregaddr); + readl(phba->HCregaddr); /* flush */ } - if (rc == IOCB_TIMEDOUT) { - lpfc_sli_release_iocbq(phba, rspiocbq); - rc = -EACCES; - goto free_ndlp_exit; - } + rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, cmdiocbq, 0); - if (rc != IOCB_SUCCESS) { - rc = -EACCES; - goto free_outdmp; - } + if (rc == IOCB_SUCCESS) + return 0; /* done for now */ - if (rsp->ulpStatus) { - if (rsp->ulpStatus == IOSTAT_LOCAL_REJECT) { - switch (rsp->un.ulpWord[4] & 0xff) { - case IOERR_SEQUENCE_TIMEOUT: - rc = -ETIMEDOUT; - break; - case IOERR_INVALID_RPI: - rc = -EFAULT; - break; - default: - rc = -EACCES; - break; - } - goto free_outdmp; - } - } else - job->reply->reply_payload_rcv_len = - rsp->un.genreq64.bdl.bdeSize; + /* iocb failed so cleanup */ + pci_unmap_sg(phba->pcidev, job->request_payload.sg_list, + job->request_payload.sg_cnt, DMA_TO_DEVICE); + pci_unmap_sg(phba->pcidev, job->reply_payload.sg_list, + job->reply_payload.sg_cnt, DMA_FROM_DEVICE); -free_outdmp: - spin_lock_irq(shost->host_lock); lpfc_mbuf_free(phba, bmp->virt, bmp->phys); -free_bmp: - kfree(bmp); + free_rspiocbq: lpfc_sli_release_iocbq(phba, rspiocbq); free_cmdiocbq: lpfc_sli_release_iocbq(phba, cmdiocbq); - spin_unlock_irq(shost->host_lock); -free_ndlp_exit: +free_bmp: + kfree(bmp); +free_ndlp: lpfc_nlp_put(ndlp); +no_ndlp: + kfree(dd_data); +no_dd_data: + /* make error code available to userspace */ + job->reply->result = rc; + job->dd_data = NULL; + return rc; +} + +/** + * lpfc_bsg_rport_els_cmp - lpfc_bsg_rport_els's completion handler + * @phba: Pointer to HBA context object. + * @cmdiocbq: Pointer to command iocb. + * @rspiocbq: Pointer to response iocb. + * + * This function is the completion handler for iocbs issued using + * lpfc_bsg_rport_els_cmp function. This function is called by the + * ring event handler function without any lock held. This function + * can be called from both worker thread context and interrupt + * context. This function also can be called from other thread which + * cleans up the SLI layer objects. + * This function copies the contents of the response iocb to the + * response iocb memory object provided by the caller of + * lpfc_sli_issue_iocb_wait and then wakes up the thread which + * sleeps for the iocb completion. + **/ +static void +lpfc_bsg_rport_els_cmp(struct lpfc_hba *phba, + struct lpfc_iocbq *cmdiocbq, + struct lpfc_iocbq *rspiocbq) +{ + struct bsg_job_data *dd_data; + struct fc_bsg_job *job; + IOCB_t *rsp; + struct lpfc_nodelist *ndlp; + struct lpfc_dmabuf *pbuflist = NULL; + struct fc_bsg_ctels_reply *els_reply; + uint8_t *rjt_data; + unsigned long flags; + int rc = 0; + + spin_lock_irqsave(&phba->ct_ev_lock, flags); + dd_data = cmdiocbq->context1; + /* normal completion and timeout crossed paths, already done */ + if (!dd_data) { + spin_unlock_irqrestore(&phba->hbalock, flags); + return; + } + + cmdiocbq->iocb_flag |= LPFC_IO_WAKE; + if (cmdiocbq->context2 && rspiocbq) + memcpy(&((struct lpfc_iocbq *)cmdiocbq->context2)->iocb, + &rspiocbq->iocb, sizeof(IOCB_t)); + + job = dd_data->context_un.iocb.set_job; + cmdiocbq = dd_data->context_un.iocb.cmdiocbq; + rspiocbq = dd_data->context_un.iocb.rspiocbq; + rsp = &rspiocbq->iocb; + ndlp = dd_data->context_un.iocb.ndlp; + + pci_unmap_sg(phba->pcidev, job->request_payload.sg_list, + job->request_payload.sg_cnt, DMA_TO_DEVICE); + pci_unmap_sg(phba->pcidev, job->reply_payload.sg_list, + job->reply_payload.sg_cnt, DMA_FROM_DEVICE); + if (job->reply->result == -EAGAIN) + rc = -EAGAIN; + else if (rsp->ulpStatus == IOSTAT_SUCCESS) + job->reply->reply_payload_rcv_len = + rsp->un.elsreq64.bdl.bdeSize; + else if (rsp->ulpStatus == IOSTAT_LS_RJT) { + job->reply->reply_payload_rcv_len = + sizeof(struct fc_bsg_ctels_reply); + /* LS_RJT data returned in word 4 */ + rjt_data = (uint8_t *)&rsp->un.ulpWord[4]; + els_reply = &job->reply->reply_data.ctels_reply; + els_reply->status = FC_CTELS_STATUS_REJECT; + els_reply->rjt_data.action = rjt_data[3]; + els_reply->rjt_data.reason_code = rjt_data[2]; + els_reply->rjt_data.reason_explanation = rjt_data[1]; + els_reply->rjt_data.vendor_unique = rjt_data[0]; + } else + rc = -EIO; + + pbuflist = (struct lpfc_dmabuf *) cmdiocbq->context3; + lpfc_mbuf_free(phba, pbuflist->virt, pbuflist->phys); + lpfc_sli_release_iocbq(phba, rspiocbq); + lpfc_sli_release_iocbq(phba, cmdiocbq); + lpfc_nlp_put(ndlp); + kfree(dd_data); /* make error code available to userspace */ job->reply->result = rc; + job->dd_data = NULL; /* complete the job back to userspace */ job->job_done(job); - - return 0; + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + return; } /** * lpfc_bsg_rport_els - send an ELS command from a bsg request * @job: fc_bsg_job to handle - */ + **/ static int lpfc_bsg_rport_els(struct fc_bsg_job *job) { @@ -236,7 +484,6 @@ lpfc_bsg_rport_els(struct fc_bsg_job *job) struct lpfc_hba *phba = vport->phba; struct lpfc_rport_data *rdata = job->rport->dd_data; struct lpfc_nodelist *ndlp = rdata->pnode; - uint32_t elscmd; uint32_t cmdsize; uint32_t rspsize; @@ -248,20 +495,30 @@ lpfc_bsg_rport_els(struct fc_bsg_job *job) struct lpfc_dmabuf *prsp; struct lpfc_dmabuf *pbuflist = NULL; struct ulp_bde64 *bpl; - int iocb_status; int request_nseg; int reply_nseg; struct scatterlist *sgel = NULL; int numbde; dma_addr_t busaddr; + struct bsg_job_data *dd_data; + uint32_t creg_val; int rc = 0; /* in case no data is transferred */ job->reply->reply_payload_rcv_len = 0; + /* allocate our bsg tracking structure */ + dd_data = kmalloc(sizeof(struct bsg_job_data), GFP_KERNEL); + if (!dd_data) { + lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, + "2735 Failed allocation of dd_data\n"); + rc = -ENOMEM; + goto no_dd_data; + } + if (!lpfc_nlp_get(ndlp)) { rc = -ENODEV; - goto out; + goto free_dd_data; } elscmd = job->request->rqst_data.r_els.els_code; @@ -271,24 +528,24 @@ lpfc_bsg_rport_els(struct fc_bsg_job *job) if (!rspiocbq) { lpfc_nlp_put(ndlp); rc = -ENOMEM; - goto out; + goto free_dd_data; } rsp = &rspiocbq->iocb; rpi = ndlp->nlp_rpi; - cmdiocbq = lpfc_prep_els_iocb(phba->pport, 1, cmdsize, 0, ndlp, + cmdiocbq = lpfc_prep_els_iocb(vport, 1, cmdsize, 0, ndlp, ndlp->nlp_DID, elscmd); - if (!cmdiocbq) { - lpfc_sli_release_iocbq(phba, rspiocbq); - return -EIO; + rc = -EIO; + goto free_rspiocbq; } - job->dd_data = cmdiocbq; + /* prep els iocb set context1 to the ndlp, context2 to the command + * dmabuf, context3 holds the data dmabuf + */ pcmd = (struct lpfc_dmabuf *) cmdiocbq->context2; prsp = (struct lpfc_dmabuf *) pcmd->list.next; - lpfc_mbuf_free(phba, pcmd->virt, pcmd->phys); kfree(pcmd); lpfc_mbuf_free(phba, prsp->virt, prsp->phys); @@ -300,7 +557,6 @@ lpfc_bsg_rport_els(struct fc_bsg_job *job) request_nseg = pci_map_sg(phba->pcidev, job->request_payload.sg_list, job->request_payload.sg_cnt, DMA_TO_DEVICE); - for_each_sg(job->request_payload.sg_list, sgel, request_nseg, numbde) { busaddr = sg_dma_address(sgel); bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64; @@ -322,7 +578,6 @@ lpfc_bsg_rport_els(struct fc_bsg_job *job) bpl->addrHigh = cpu_to_le32(putPaddrHigh(busaddr)); bpl++; } - cmdiocbq->iocb.un.elsreq64.bdl.bdeSize = (request_nseg + reply_nseg) * sizeof(struct ulp_bde64); cmdiocbq->iocb.ulpContext = rpi; @@ -330,102 +585,62 @@ lpfc_bsg_rport_els(struct fc_bsg_job *job) cmdiocbq->context1 = NULL; cmdiocbq->context2 = NULL; - iocb_status = lpfc_sli_issue_iocb_wait(phba, LPFC_ELS_RING, cmdiocbq, - rspiocbq, (phba->fc_ratov * 2) - + LPFC_DRVR_TIMEOUT); - - /* release the new ndlp once the iocb completes */ - lpfc_nlp_put(ndlp); - if (iocb_status != IOCB_TIMEDOUT) { - pci_unmap_sg(phba->pcidev, job->request_payload.sg_list, - job->request_payload.sg_cnt, DMA_TO_DEVICE); - pci_unmap_sg(phba->pcidev, job->reply_payload.sg_list, - job->reply_payload.sg_cnt, DMA_FROM_DEVICE); + cmdiocbq->iocb_cmpl = lpfc_bsg_rport_els_cmp; + cmdiocbq->context1 = dd_data; + cmdiocbq->context2 = rspiocbq; + dd_data->type = TYPE_IOCB; + dd_data->context_un.iocb.cmdiocbq = cmdiocbq; + dd_data->context_un.iocb.rspiocbq = rspiocbq; + dd_data->context_un.iocb.set_job = job; + dd_data->context_un.iocb.bmp = NULL;; + dd_data->context_un.iocb.ndlp = ndlp; + + if (phba->cfg_poll & DISABLE_FCP_RING_INT) { + creg_val = readl(phba->HCregaddr); + creg_val |= (HC_R0INT_ENA << LPFC_FCP_RING); + writel(creg_val, phba->HCregaddr); + readl(phba->HCregaddr); /* flush */ } + rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, cmdiocbq, 0); + lpfc_nlp_put(ndlp); + if (rc == IOCB_SUCCESS) + return 0; /* done for now */ - if (iocb_status == IOCB_SUCCESS) { - if (rsp->ulpStatus == IOSTAT_SUCCESS) { - job->reply->reply_payload_rcv_len = - rsp->un.elsreq64.bdl.bdeSize; - rc = 0; - } else if (rsp->ulpStatus == IOSTAT_LS_RJT) { - struct fc_bsg_ctels_reply *els_reply; - /* LS_RJT data returned in word 4 */ - uint8_t *rjt_data = (uint8_t *)&rsp->un.ulpWord[4]; - - els_reply = &job->reply->reply_data.ctels_reply; - job->reply->result = 0; - els_reply->status = FC_CTELS_STATUS_REJECT; - els_reply->rjt_data.action = rjt_data[0]; - els_reply->rjt_data.reason_code = rjt_data[1]; - els_reply->rjt_data.reason_explanation = rjt_data[2]; - els_reply->rjt_data.vendor_unique = rjt_data[3]; - } else - rc = -EIO; - } else - rc = -EIO; + pci_unmap_sg(phba->pcidev, job->request_payload.sg_list, + job->request_payload.sg_cnt, DMA_TO_DEVICE); + pci_unmap_sg(phba->pcidev, job->reply_payload.sg_list, + job->reply_payload.sg_cnt, DMA_FROM_DEVICE); + + lpfc_mbuf_free(phba, pbuflist->virt, pbuflist->phys); - if (iocb_status != IOCB_TIMEDOUT) - lpfc_els_free_iocb(phba, cmdiocbq); + lpfc_sli_release_iocbq(phba, cmdiocbq); +free_rspiocbq: lpfc_sli_release_iocbq(phba, rspiocbq); -out: +free_dd_data: + kfree(dd_data); + +no_dd_data: /* make error code available to userspace */ job->reply->result = rc; - /* complete the job back to userspace */ - job->job_done(job); - - return 0; -} - -struct lpfc_ct_event { - struct list_head node; - int ref; - wait_queue_head_t wq; - - /* Event type and waiter identifiers */ - uint32_t type_mask; - uint32_t req_id; - uint32_t reg_id; - - /* next two flags are here for the auto-delete logic */ - unsigned long wait_time_stamp; - int waiting; - - /* seen and not seen events */ - struct list_head events_to_get; - struct list_head events_to_see; -}; - -struct event_data { - struct list_head node; - uint32_t type; - uint32_t immed_dat; - void *data; - uint32_t len; -}; - -static struct lpfc_ct_event * -lpfc_ct_event_new(int ev_reg_id, uint32_t ev_req_id) -{ - struct lpfc_ct_event *evt = kzalloc(sizeof(*evt), GFP_KERNEL); - if (!evt) - return NULL; - - INIT_LIST_HEAD(&evt->events_to_get); - INIT_LIST_HEAD(&evt->events_to_see); - evt->req_id = ev_req_id; - evt->reg_id = ev_reg_id; - evt->wait_time_stamp = jiffies; - init_waitqueue_head(&evt->wq); - - return evt; + job->dd_data = NULL; + return rc; } +/** + * lpfc_bsg_event_free - frees an allocated event structure + * @kref: Pointer to a kref. + * + * Called from kref_put. Back cast the kref into an event structure address. + * Free any events to get, delete associated nodes, free any events to see, + * free any data then free the event itself. + **/ static void -lpfc_ct_event_free(struct lpfc_ct_event *evt) +lpfc_bsg_event_free(struct kref *kref) { + struct lpfc_bsg_event *evt = container_of(kref, struct lpfc_bsg_event, + kref); struct event_data *ed; list_del(&evt->node); @@ -447,25 +662,82 @@ lpfc_ct_event_free(struct lpfc_ct_event *evt) kfree(evt); } +/** + * lpfc_bsg_event_ref - increments the kref for an event + * @evt: Pointer to an event structure. + **/ static inline void -lpfc_ct_event_ref(struct lpfc_ct_event *evt) +lpfc_bsg_event_ref(struct lpfc_bsg_event *evt) { - evt->ref++; + kref_get(&evt->kref); } +/** + * lpfc_bsg_event_unref - Uses kref_put to free an event structure + * @evt: Pointer to an event structure. + **/ static inline void -lpfc_ct_event_unref(struct lpfc_ct_event *evt) +lpfc_bsg_event_unref(struct lpfc_bsg_event *evt) { - if (--evt->ref < 0) - lpfc_ct_event_free(evt); + kref_put(&evt->kref, lpfc_bsg_event_free); } -#define SLI_CT_ELX_LOOPBACK 0x10 +/** + * lpfc_bsg_event_new - allocate and initialize a event structure + * @ev_mask: Mask of events. + * @ev_reg_id: Event reg id. + * @ev_req_id: Event request id. + **/ +static struct lpfc_bsg_event * +lpfc_bsg_event_new(uint32_t ev_mask, int ev_reg_id, uint32_t ev_req_id) +{ + struct lpfc_bsg_event *evt = kzalloc(sizeof(*evt), GFP_KERNEL); -enum ELX_LOOPBACK_CMD { - ELX_LOOPBACK_XRI_SETUP, - ELX_LOOPBACK_DATA, -}; + if (!evt) + return NULL; + + INIT_LIST_HEAD(&evt->events_to_get); + INIT_LIST_HEAD(&evt->events_to_see); + evt->type_mask = ev_mask; + evt->req_id = ev_req_id; + evt->reg_id = ev_reg_id; + evt->wait_time_stamp = jiffies; + init_waitqueue_head(&evt->wq); + kref_init(&evt->kref); + return evt; +} + +/** + * diag_cmd_data_free - Frees an lpfc dma buffer extension + * @phba: Pointer to HBA context object. + * @mlist: Pointer to an lpfc dma buffer extension. + **/ +static int +diag_cmd_data_free(struct lpfc_hba *phba, struct lpfc_dmabufext *mlist) +{ + struct lpfc_dmabufext *mlast; + struct pci_dev *pcidev; + struct list_head head, *curr, *next; + + if ((!mlist) || (!lpfc_is_link_up(phba) && + (phba->link_flag & LS_LOOPBACK_MODE))) { + return 0; + } + + pcidev = phba->pcidev; + list_add_tail(&head, &mlist->dma.list); + + list_for_each_safe(curr, next, &head) { + mlast = list_entry(curr, struct lpfc_dmabufext , dma.list); + if (mlast->dma.virt) + dma_free_coherent(&pcidev->dev, + mlast->size, + mlast->dma.virt, + mlast->dma.phys); + kfree(mlast); + } + return 0; +} /** * lpfc_bsg_ct_unsol_event - process an unsolicited CT command @@ -474,9 +746,9 @@ enum ELX_LOOPBACK_CMD { * @piocbq: * * This function is called when an unsolicited CT command is received. It - * forwards the event to any processes registerd to receive CT events. - */ -void + * forwards the event to any processes registered to receive CT events. + **/ +int lpfc_bsg_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, struct lpfc_iocbq *piocbq) { @@ -484,7 +756,7 @@ lpfc_bsg_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, uint32_t cmd; uint32_t len; struct lpfc_dmabuf *dmabuf = NULL; - struct lpfc_ct_event *evt; + struct lpfc_bsg_event *evt; struct event_data *evt_dat = NULL; struct lpfc_iocbq *iocbq; size_t offset = 0; @@ -496,6 +768,9 @@ lpfc_bsg_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, struct lpfc_dmabuf *bdeBuf2 = piocbq->context3; struct lpfc_hbq_entry *hbqe; struct lpfc_sli_ct_request *ct_req; + struct fc_bsg_job *job = NULL; + unsigned long flags; + int size = 0; INIT_LIST_HEAD(&head); list_add_tail(&head, &piocbq->list); @@ -504,6 +779,10 @@ lpfc_bsg_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, piocbq->iocb.un.cont64[0].tus.f.bdeSize == 0) goto error_ct_unsol_exit; + if (phba->link_state == LPFC_HBA_ERROR || + (!(phba->sli.sli_flag & LPFC_SLI_ACTIVE))) + goto error_ct_unsol_exit; + if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) dmabuf = bdeBuf1; else { @@ -511,7 +790,8 @@ lpfc_bsg_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, piocbq->iocb.un.cont64[0].addrLow); dmabuf = lpfc_sli_ringpostbuf_get(phba, pring, dma_addr); } - + if (dmabuf == NULL) + goto error_ct_unsol_exit; ct_req = (struct lpfc_sli_ct_request *)dmabuf->virt; evt_req_id = ct_req->FsType; cmd = ct_req->CommandResponse.bits.CmdRsp; @@ -519,24 +799,24 @@ lpfc_bsg_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)) lpfc_sli_ringpostbuf_put(phba, pring, dmabuf); - mutex_lock(&phba->ct_event_mutex); + spin_lock_irqsave(&phba->ct_ev_lock, flags); list_for_each_entry(evt, &phba->ct_ev_waiters, node) { - if (evt->req_id != evt_req_id) + if (!(evt->type_mask & FC_REG_CT_EVENT) || + evt->req_id != evt_req_id) continue; - lpfc_ct_event_ref(evt); - + lpfc_bsg_event_ref(evt); + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); evt_dat = kzalloc(sizeof(*evt_dat), GFP_KERNEL); - if (!evt_dat) { - lpfc_ct_event_unref(evt); + if (evt_dat == NULL) { + spin_lock_irqsave(&phba->ct_ev_lock, flags); + lpfc_bsg_event_unref(evt); lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, "2614 Memory allocation failed for " "CT event\n"); break; } - mutex_unlock(&phba->ct_event_mutex); - if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) { /* take accumulated byte count from the last iocbq */ iocbq = list_entry(head.prev, typeof(*iocbq), list); @@ -550,25 +830,25 @@ lpfc_bsg_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, } evt_dat->data = kzalloc(evt_dat->len, GFP_KERNEL); - if (!evt_dat->data) { + if (evt_dat->data == NULL) { lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, "2615 Memory allocation failed for " "CT event data, size %d\n", evt_dat->len); kfree(evt_dat); - mutex_lock(&phba->ct_event_mutex); - lpfc_ct_event_unref(evt); - mutex_unlock(&phba->ct_event_mutex); + spin_lock_irqsave(&phba->ct_ev_lock, flags); + lpfc_bsg_event_unref(evt); + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); goto error_ct_unsol_exit; } list_for_each_entry(iocbq, &head, list) { + size = 0; if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) { bdeBuf1 = iocbq->context2; bdeBuf2 = iocbq->context3; } for (i = 0; i < iocbq->iocb.ulpBdeCount; i++) { - int size = 0; if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) { if (i == 0) { @@ -601,9 +881,11 @@ lpfc_bsg_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, iocbq); kfree(evt_dat->data); kfree(evt_dat); - mutex_lock(&phba->ct_event_mutex); - lpfc_ct_event_unref(evt); - mutex_unlock(&phba->ct_event_mutex); + spin_lock_irqsave(&phba->ct_ev_lock, + flags); + lpfc_bsg_event_unref(evt); + spin_unlock_irqrestore( + &phba->ct_ev_lock, flags); goto error_ct_unsol_exit; } memcpy((char *)(evt_dat->data) + offset, @@ -616,15 +898,24 @@ lpfc_bsg_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, dmabuf); } else { switch (cmd) { + case ELX_LOOPBACK_DATA: + diag_cmd_data_free(phba, + (struct lpfc_dmabufext *) + dmabuf); + break; case ELX_LOOPBACK_XRI_SETUP: - if (!(phba->sli3_options & - LPFC_SLI3_HBQ_ENABLED)) + if ((phba->sli_rev == + LPFC_SLI_REV2) || + (phba->sli3_options & + LPFC_SLI3_HBQ_ENABLED + )) { + lpfc_in_buf_free(phba, + dmabuf); + } else { lpfc_post_buffer(phba, pring, 1); - else - lpfc_in_buf_free(phba, - dmabuf); + } break; default: if (!(phba->sli3_options & @@ -638,7 +929,7 @@ lpfc_bsg_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, } } - mutex_lock(&phba->ct_event_mutex); + spin_lock_irqsave(&phba->ct_ev_lock, flags); if (phba->sli_rev == LPFC_SLI_REV4) { evt_dat->immed_dat = phba->ctx_idx; phba->ctx_idx = (phba->ctx_idx + 1) % 64; @@ -651,122 +942,144 @@ lpfc_bsg_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, evt_dat->type = FC_REG_CT_EVENT; list_add(&evt_dat->node, &evt->events_to_see); - wake_up_interruptible(&evt->wq); - lpfc_ct_event_unref(evt); - if (evt_req_id == SLI_CT_ELX_LOOPBACK) + if (evt_req_id == SLI_CT_ELX_LOOPBACK) { + wake_up_interruptible(&evt->wq); + lpfc_bsg_event_unref(evt); break; + } + + list_move(evt->events_to_see.prev, &evt->events_to_get); + lpfc_bsg_event_unref(evt); + + job = evt->set_job; + evt->set_job = NULL; + if (job) { + job->reply->reply_payload_rcv_len = size; + /* make error code available to userspace */ + job->reply->result = 0; + job->dd_data = NULL; + /* complete the job back to userspace */ + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + job->job_done(job); + spin_lock_irqsave(&phba->ct_ev_lock, flags); + } } - mutex_unlock(&phba->ct_event_mutex); + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); error_ct_unsol_exit: if (!list_empty(&head)) list_del(&head); - - return; + if (evt_req_id == SLI_CT_ELX_LOOPBACK) + return 0; + return 1; } /** - * lpfc_bsg_set_event - process a SET_EVENT bsg vendor command + * lpfc_bsg_hba_set_event - process a SET_EVENT bsg vendor command * @job: SET_EVENT fc_bsg_job - */ + **/ static int -lpfc_bsg_set_event(struct fc_bsg_job *job) +lpfc_bsg_hba_set_event(struct fc_bsg_job *job) { struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata; struct lpfc_hba *phba = vport->phba; struct set_ct_event *event_req; - struct lpfc_ct_event *evt; + struct lpfc_bsg_event *evt; int rc = 0; + struct bsg_job_data *dd_data = NULL; + uint32_t ev_mask; + unsigned long flags; if (job->request_len < sizeof(struct fc_bsg_request) + sizeof(struct set_ct_event)) { lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, "2612 Received SET_CT_EVENT below minimum " "size\n"); - return -EINVAL; + rc = -EINVAL; + goto job_error; + } + + dd_data = kmalloc(sizeof(struct bsg_job_data), GFP_KERNEL); + if (dd_data == NULL) { + lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, + "2734 Failed allocation of dd_data\n"); + rc = -ENOMEM; + goto job_error; } event_req = (struct set_ct_event *) job->request->rqst_data.h_vendor.vendor_cmd; - - mutex_lock(&phba->ct_event_mutex); + ev_mask = ((uint32_t)(unsigned long)event_req->type_mask & + FC_REG_EVENT_MASK); + spin_lock_irqsave(&phba->ct_ev_lock, flags); list_for_each_entry(evt, &phba->ct_ev_waiters, node) { if (evt->reg_id == event_req->ev_reg_id) { - lpfc_ct_event_ref(evt); + lpfc_bsg_event_ref(evt); evt->wait_time_stamp = jiffies; break; } } - mutex_unlock(&phba->ct_event_mutex); + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); if (&evt->node == &phba->ct_ev_waiters) { /* no event waiting struct yet - first call */ - evt = lpfc_ct_event_new(event_req->ev_reg_id, + evt = lpfc_bsg_event_new(ev_mask, event_req->ev_reg_id, event_req->ev_req_id); if (!evt) { lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, "2617 Failed allocation of event " "waiter\n"); - return -ENOMEM; + rc = -ENOMEM; + goto job_error; } - mutex_lock(&phba->ct_event_mutex); + spin_lock_irqsave(&phba->ct_ev_lock, flags); list_add(&evt->node, &phba->ct_ev_waiters); - lpfc_ct_event_ref(evt); - mutex_unlock(&phba->ct_event_mutex); + lpfc_bsg_event_ref(evt); + evt->wait_time_stamp = jiffies; + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); } + spin_lock_irqsave(&phba->ct_ev_lock, flags); evt->waiting = 1; - if (wait_event_interruptible(evt->wq, - !list_empty(&evt->events_to_see))) { - mutex_lock(&phba->ct_event_mutex); - lpfc_ct_event_unref(evt); /* release ref */ - lpfc_ct_event_unref(evt); /* delete */ - mutex_unlock(&phba->ct_event_mutex); - rc = -EINTR; - goto set_event_out; - } - - evt->wait_time_stamp = jiffies; - evt->waiting = 0; - - mutex_lock(&phba->ct_event_mutex); - list_move(evt->events_to_see.prev, &evt->events_to_get); - lpfc_ct_event_unref(evt); /* release ref */ - mutex_unlock(&phba->ct_event_mutex); - -set_event_out: - /* set_event carries no reply payload */ - job->reply->reply_payload_rcv_len = 0; - /* make error code available to userspace */ - job->reply->result = rc; - /* complete the job back to userspace */ - job->job_done(job); - - return 0; + dd_data->type = TYPE_EVT; + dd_data->context_un.evt = evt; + evt->set_job = job; /* for unsolicited command */ + job->dd_data = dd_data; /* for fc transport timeout callback*/ + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + return 0; /* call job done later */ + +job_error: + if (dd_data != NULL) + kfree(dd_data); + + job->dd_data = NULL; + return rc; } /** - * lpfc_bsg_get_event - process a GET_EVENT bsg vendor command + * lpfc_bsg_hba_get_event - process a GET_EVENT bsg vendor command * @job: GET_EVENT fc_bsg_job - */ + **/ static int -lpfc_bsg_get_event(struct fc_bsg_job *job) +lpfc_bsg_hba_get_event(struct fc_bsg_job *job) { struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata; struct lpfc_hba *phba = vport->phba; struct get_ct_event *event_req; struct get_ct_event_reply *event_reply; - struct lpfc_ct_event *evt; + struct lpfc_bsg_event *evt; struct event_data *evt_dat = NULL; - int rc = 0; + unsigned long flags; + uint32_t rc = 0; if (job->request_len < sizeof(struct fc_bsg_request) + sizeof(struct get_ct_event)) { lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, "2613 Received GET_CT_EVENT request below " "minimum size\n"); - return -EINVAL; + rc = -EINVAL; + goto job_error; } event_req = (struct get_ct_event *) @@ -774,13 +1087,12 @@ lpfc_bsg_get_event(struct fc_bsg_job *job) event_reply = (struct get_ct_event_reply *) job->reply->reply_data.vendor_reply.vendor_rsp; - - mutex_lock(&phba->ct_event_mutex); + spin_lock_irqsave(&phba->ct_ev_lock, flags); list_for_each_entry(evt, &phba->ct_ev_waiters, node) { if (evt->reg_id == event_req->ev_reg_id) { if (list_empty(&evt->events_to_get)) break; - lpfc_ct_event_ref(evt); + lpfc_bsg_event_ref(evt); evt->wait_time_stamp = jiffies; evt_dat = list_entry(evt->events_to_get.prev, struct event_data, node); @@ -788,45 +1100,1539 @@ lpfc_bsg_get_event(struct fc_bsg_job *job) break; } } - mutex_unlock(&phba->ct_event_mutex); + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); - if (!evt_dat) { + /* The app may continue to ask for event data until it gets + * an error indicating that there isn't anymore + */ + if (evt_dat == NULL) { job->reply->reply_payload_rcv_len = 0; rc = -ENOENT; - goto error_get_event_exit; + goto job_error; } - if (evt_dat->len > job->reply_payload.payload_len) { - evt_dat->len = job->reply_payload.payload_len; - lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, - "2618 Truncated event data at %d " - "bytes\n", - job->reply_payload.payload_len); + if (evt_dat->len > job->request_payload.payload_len) { + evt_dat->len = job->request_payload.payload_len; + lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, + "2618 Truncated event data at %d " + "bytes\n", + job->request_payload.payload_len); } + event_reply->type = evt_dat->type; event_reply->immed_data = evt_dat->immed_dat; - if (evt_dat->len > 0) job->reply->reply_payload_rcv_len = - sg_copy_from_buffer(job->reply_payload.sg_list, - job->reply_payload.sg_cnt, + sg_copy_from_buffer(job->request_payload.sg_list, + job->request_payload.sg_cnt, evt_dat->data, evt_dat->len); else job->reply->reply_payload_rcv_len = 0; - rc = 0; - if (evt_dat) + if (evt_dat) { kfree(evt_dat->data); - kfree(evt_dat); - mutex_lock(&phba->ct_event_mutex); - lpfc_ct_event_unref(evt); - mutex_unlock(&phba->ct_event_mutex); + kfree(evt_dat); + } + + spin_lock_irqsave(&phba->ct_ev_lock, flags); + lpfc_bsg_event_unref(evt); + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + job->dd_data = NULL; + job->reply->result = 0; + job->job_done(job); + return 0; + +job_error: + job->dd_data = NULL; + job->reply->result = rc; + return rc; +} + +/** + * lpfc_issue_ct_rsp_cmp - lpfc_issue_ct_rsp's completion handler + * @phba: Pointer to HBA context object. + * @cmdiocbq: Pointer to command iocb. + * @rspiocbq: Pointer to response iocb. + * + * This function is the completion handler for iocbs issued using + * lpfc_issue_ct_rsp_cmp function. This function is called by the + * ring event handler function without any lock held. This function + * can be called from both worker thread context and interrupt + * context. This function also can be called from other thread which + * cleans up the SLI layer objects. + * This function copy the contents of the response iocb to the + * response iocb memory object provided by the caller of + * lpfc_sli_issue_iocb_wait and then wakes up the thread which + * sleeps for the iocb completion. + **/ +static void +lpfc_issue_ct_rsp_cmp(struct lpfc_hba *phba, + struct lpfc_iocbq *cmdiocbq, + struct lpfc_iocbq *rspiocbq) +{ + struct bsg_job_data *dd_data; + struct fc_bsg_job *job; + IOCB_t *rsp; + struct lpfc_dmabuf *bmp; + struct lpfc_nodelist *ndlp; + unsigned long flags; + int rc = 0; + + spin_lock_irqsave(&phba->ct_ev_lock, flags); + dd_data = cmdiocbq->context1; + /* normal completion and timeout crossed paths, already done */ + if (!dd_data) { + spin_unlock_irqrestore(&phba->hbalock, flags); + return; + } -error_get_event_exit: + job = dd_data->context_un.iocb.set_job; + bmp = dd_data->context_un.iocb.bmp; + rsp = &rspiocbq->iocb; + ndlp = dd_data->context_un.iocb.ndlp; + + pci_unmap_sg(phba->pcidev, job->request_payload.sg_list, + job->request_payload.sg_cnt, DMA_TO_DEVICE); + + if (rsp->ulpStatus) { + if (rsp->ulpStatus == IOSTAT_LOCAL_REJECT) { + switch (rsp->un.ulpWord[4] & 0xff) { + case IOERR_SEQUENCE_TIMEOUT: + rc = -ETIMEDOUT; + break; + case IOERR_INVALID_RPI: + rc = -EFAULT; + break; + default: + rc = -EACCES; + break; + } + } else + rc = -EACCES; + } else + job->reply->reply_payload_rcv_len = + rsp->un.genreq64.bdl.bdeSize; + + lpfc_mbuf_free(phba, bmp->virt, bmp->phys); + lpfc_sli_release_iocbq(phba, cmdiocbq); + lpfc_nlp_put(ndlp); + kfree(bmp); + kfree(dd_data); /* make error code available to userspace */ job->reply->result = rc; + job->dd_data = NULL; /* complete the job back to userspace */ job->job_done(job); + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + return; +} + +/** + * lpfc_issue_ct_rsp - issue a ct response + * @phba: Pointer to HBA context object. + * @job: Pointer to the job object. + * @tag: tag index value into the ports context exchange array. + * @bmp: Pointer to a dma buffer descriptor. + * @num_entry: Number of enties in the bde. + **/ +static int +lpfc_issue_ct_rsp(struct lpfc_hba *phba, struct fc_bsg_job *job, uint32_t tag, + struct lpfc_dmabuf *bmp, int num_entry) +{ + IOCB_t *icmd; + struct lpfc_iocbq *ctiocb = NULL; + int rc = 0; + struct lpfc_nodelist *ndlp = NULL; + struct bsg_job_data *dd_data; + uint32_t creg_val; + + /* allocate our bsg tracking structure */ + dd_data = kmalloc(sizeof(struct bsg_job_data), GFP_KERNEL); + if (!dd_data) { + lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, + "2736 Failed allocation of dd_data\n"); + rc = -ENOMEM; + goto no_dd_data; + } + + /* Allocate buffer for command iocb */ + ctiocb = lpfc_sli_get_iocbq(phba); + if (!ctiocb) { + rc = ENOMEM; + goto no_ctiocb; + } + + icmd = &ctiocb->iocb; + icmd->un.xseq64.bdl.ulpIoTag32 = 0; + icmd->un.xseq64.bdl.addrHigh = putPaddrHigh(bmp->phys); + icmd->un.xseq64.bdl.addrLow = putPaddrLow(bmp->phys); + icmd->un.xseq64.bdl.bdeFlags = BUFF_TYPE_BLP_64; + icmd->un.xseq64.bdl.bdeSize = (num_entry * sizeof(struct ulp_bde64)); + icmd->un.xseq64.w5.hcsw.Fctl = (LS | LA); + icmd->un.xseq64.w5.hcsw.Dfctl = 0; + icmd->un.xseq64.w5.hcsw.Rctl = FC_RCTL_DD_SOL_CTL; + icmd->un.xseq64.w5.hcsw.Type = FC_TYPE_CT; + + /* Fill in rest of iocb */ + icmd->ulpCommand = CMD_XMIT_SEQUENCE64_CX; + icmd->ulpBdeCount = 1; + icmd->ulpLe = 1; + icmd->ulpClass = CLASS3; + if (phba->sli_rev == LPFC_SLI_REV4) { + /* Do not issue unsol response if oxid not marked as valid */ + if (!(phba->ct_ctx[tag].flags & UNSOL_VALID)) { + rc = IOCB_ERROR; + goto issue_ct_rsp_exit; + } + icmd->ulpContext = phba->ct_ctx[tag].oxid; + ndlp = lpfc_findnode_did(phba->pport, phba->ct_ctx[tag].SID); + if (!ndlp) { + lpfc_printf_log(phba, KERN_WARNING, LOG_ELS, + "2721 ndlp null for oxid %x SID %x\n", + icmd->ulpContext, + phba->ct_ctx[tag].SID); + rc = IOCB_ERROR; + goto issue_ct_rsp_exit; + } + icmd->un.ulpWord[3] = ndlp->nlp_rpi; + /* The exchange is done, mark the entry as invalid */ + phba->ct_ctx[tag].flags &= ~UNSOL_VALID; + } else + icmd->ulpContext = (ushort) tag; + + icmd->ulpTimeout = phba->fc_ratov * 2; + + /* Xmit CT response on exchange <xid> */ + lpfc_printf_log(phba, KERN_INFO, LOG_ELS, + "2722 Xmit CT response on exchange x%x Data: x%x x%x\n", + icmd->ulpContext, icmd->ulpIoTag, phba->link_state); + + ctiocb->iocb_cmpl = NULL; + ctiocb->iocb_flag |= LPFC_IO_LIBDFC; + ctiocb->vport = phba->pport; + ctiocb->context3 = bmp; + + ctiocb->iocb_cmpl = lpfc_issue_ct_rsp_cmp; + ctiocb->context1 = dd_data; + ctiocb->context2 = NULL; + dd_data->type = TYPE_IOCB; + dd_data->context_un.iocb.cmdiocbq = ctiocb; + dd_data->context_un.iocb.rspiocbq = NULL; + dd_data->context_un.iocb.set_job = job; + dd_data->context_un.iocb.bmp = bmp; + dd_data->context_un.iocb.ndlp = ndlp; + + if (phba->cfg_poll & DISABLE_FCP_RING_INT) { + creg_val = readl(phba->HCregaddr); + creg_val |= (HC_R0INT_ENA << LPFC_FCP_RING); + writel(creg_val, phba->HCregaddr); + readl(phba->HCregaddr); /* flush */ + } + + rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, ctiocb, 0); + + if (rc == IOCB_SUCCESS) + return 0; /* done for now */ + +issue_ct_rsp_exit: + lpfc_sli_release_iocbq(phba, ctiocb); +no_ctiocb: + kfree(dd_data); +no_dd_data: + return rc; +} + +/** + * lpfc_bsg_send_mgmt_rsp - process a SEND_MGMT_RESP bsg vendor command + * @job: SEND_MGMT_RESP fc_bsg_job + **/ +static int +lpfc_bsg_send_mgmt_rsp(struct fc_bsg_job *job) +{ + struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata; + struct lpfc_hba *phba = vport->phba; + struct send_mgmt_resp *mgmt_resp = (struct send_mgmt_resp *) + job->request->rqst_data.h_vendor.vendor_cmd; + struct ulp_bde64 *bpl; + struct lpfc_dmabuf *bmp = NULL; + struct scatterlist *sgel = NULL; + int request_nseg; + int numbde; + dma_addr_t busaddr; + uint32_t tag = mgmt_resp->tag; + unsigned long reqbfrcnt = + (unsigned long)job->request_payload.payload_len; + int rc = 0; + + /* in case no data is transferred */ + job->reply->reply_payload_rcv_len = 0; + + if (!reqbfrcnt || (reqbfrcnt > (80 * BUF_SZ_4K))) { + rc = -ERANGE; + goto send_mgmt_rsp_exit; + } + + bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); + if (!bmp) { + rc = -ENOMEM; + goto send_mgmt_rsp_exit; + } + + bmp->virt = lpfc_mbuf_alloc(phba, 0, &bmp->phys); + if (!bmp->virt) { + rc = -ENOMEM; + goto send_mgmt_rsp_free_bmp; + } + + INIT_LIST_HEAD(&bmp->list); + bpl = (struct ulp_bde64 *) bmp->virt; + request_nseg = pci_map_sg(phba->pcidev, job->request_payload.sg_list, + job->request_payload.sg_cnt, DMA_TO_DEVICE); + for_each_sg(job->request_payload.sg_list, sgel, request_nseg, numbde) { + busaddr = sg_dma_address(sgel); + bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64; + bpl->tus.f.bdeSize = sg_dma_len(sgel); + bpl->tus.w = cpu_to_le32(bpl->tus.w); + bpl->addrLow = cpu_to_le32(putPaddrLow(busaddr)); + bpl->addrHigh = cpu_to_le32(putPaddrHigh(busaddr)); + bpl++; + } + + rc = lpfc_issue_ct_rsp(phba, job, tag, bmp, request_nseg); + + if (rc == IOCB_SUCCESS) + return 0; /* done for now */ + + /* TBD need to handle a timeout */ + pci_unmap_sg(phba->pcidev, job->request_payload.sg_list, + job->request_payload.sg_cnt, DMA_TO_DEVICE); + rc = -EACCES; + lpfc_mbuf_free(phba, bmp->virt, bmp->phys); + +send_mgmt_rsp_free_bmp: + kfree(bmp); +send_mgmt_rsp_exit: + /* make error code available to userspace */ + job->reply->result = rc; + job->dd_data = NULL; + return rc; +} + +/** + * lpfc_bsg_diag_mode - process a LPFC_BSG_VENDOR_DIAG_MODE bsg vendor command + * @job: LPFC_BSG_VENDOR_DIAG_MODE + * + * This function is responsible for placing a port into diagnostic loopback + * mode in order to perform a diagnostic loopback test. + * All new scsi requests are blocked, a small delay is used to allow the + * scsi requests to complete then the link is brought down. If the link is + * is placed in loopback mode then scsi requests are again allowed + * so the scsi mid-layer doesn't give up on the port. + * All of this is done in-line. + */ +static int +lpfc_bsg_diag_mode(struct fc_bsg_job *job) +{ + struct Scsi_Host *shost = job->shost; + struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata; + struct lpfc_hba *phba = vport->phba; + struct diag_mode_set *loopback_mode; + struct lpfc_sli *psli = &phba->sli; + struct lpfc_sli_ring *pring = &psli->ring[LPFC_FCP_RING]; + uint32_t link_flags; + uint32_t timeout; + struct lpfc_vport **vports; + LPFC_MBOXQ_t *pmboxq; + int mbxstatus; + int i = 0; + int rc = 0; + + /* no data to return just the return code */ + job->reply->reply_payload_rcv_len = 0; + + if (job->request_len < + sizeof(struct fc_bsg_request) + sizeof(struct diag_mode_set)) { + lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, + "2738 Received DIAG MODE request below minimum " + "size\n"); + rc = -EINVAL; + goto job_error; + } + + loopback_mode = (struct diag_mode_set *) + job->request->rqst_data.h_vendor.vendor_cmd; + link_flags = loopback_mode->type; + timeout = loopback_mode->timeout; + + if ((phba->link_state == LPFC_HBA_ERROR) || + (psli->sli_flag & LPFC_BLOCK_MGMT_IO) || + (!(psli->sli_flag & LPFC_SLI_ACTIVE))) { + rc = -EACCES; + goto job_error; + } + + pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (!pmboxq) { + rc = -ENOMEM; + goto job_error; + } + + vports = lpfc_create_vport_work_array(phba); + if (vports) { + for (i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) { + shost = lpfc_shost_from_vport(vports[i]); + scsi_block_requests(shost); + } + + lpfc_destroy_vport_work_array(phba, vports); + } else { + shost = lpfc_shost_from_vport(phba->pport); + scsi_block_requests(shost); + } + + while (pring->txcmplq_cnt) { + if (i++ > 500) /* wait up to 5 seconds */ + break; + + msleep(10); + } + + memset((void *)pmboxq, 0, sizeof(LPFC_MBOXQ_t)); + pmboxq->u.mb.mbxCommand = MBX_DOWN_LINK; + pmboxq->u.mb.mbxOwner = OWN_HOST; + + mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, LPFC_MBOX_TMO); + + if ((mbxstatus == MBX_SUCCESS) && (pmboxq->u.mb.mbxStatus == 0)) { + /* wait for link down before proceeding */ + i = 0; + while (phba->link_state != LPFC_LINK_DOWN) { + if (i++ > timeout) { + rc = -ETIMEDOUT; + goto loopback_mode_exit; + } + + msleep(10); + } + + memset((void *)pmboxq, 0, sizeof(LPFC_MBOXQ_t)); + if (link_flags == INTERNAL_LOOP_BACK) + pmboxq->u.mb.un.varInitLnk.link_flags = FLAGS_LOCAL_LB; + else + pmboxq->u.mb.un.varInitLnk.link_flags = + FLAGS_TOPOLOGY_MODE_LOOP; + + pmboxq->u.mb.mbxCommand = MBX_INIT_LINK; + pmboxq->u.mb.mbxOwner = OWN_HOST; + + mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, + LPFC_MBOX_TMO); + + if ((mbxstatus != MBX_SUCCESS) || (pmboxq->u.mb.mbxStatus)) + rc = -ENODEV; + else { + phba->link_flag |= LS_LOOPBACK_MODE; + /* wait for the link attention interrupt */ + msleep(100); + + i = 0; + while (phba->link_state != LPFC_HBA_READY) { + if (i++ > timeout) { + rc = -ETIMEDOUT; + break; + } + + msleep(10); + } + } + + } else + rc = -ENODEV; + +loopback_mode_exit: + vports = lpfc_create_vport_work_array(phba); + if (vports) { + for (i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) { + shost = lpfc_shost_from_vport(vports[i]); + scsi_unblock_requests(shost); + } + lpfc_destroy_vport_work_array(phba, vports); + } else { + shost = lpfc_shost_from_vport(phba->pport); + scsi_unblock_requests(shost); + } + + /* + * Let SLI layer release mboxq if mbox command completed after timeout. + */ + if (mbxstatus != MBX_TIMEOUT) + mempool_free(pmboxq, phba->mbox_mem_pool); + +job_error: + /* make error code available to userspace */ + job->reply->result = rc; + /* complete the job back to userspace if no error */ + if (rc == 0) + job->job_done(job); + return rc; +} + +/** + * lpfcdiag_loop_self_reg - obtains a remote port login id + * @phba: Pointer to HBA context object + * @rpi: Pointer to a remote port login id + * + * This function obtains a remote port login id so the diag loopback test + * can send and receive its own unsolicited CT command. + **/ +static int lpfcdiag_loop_self_reg(struct lpfc_hba *phba, uint16_t * rpi) +{ + LPFC_MBOXQ_t *mbox; + struct lpfc_dmabuf *dmabuff; + int status; + + mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (!mbox) + return ENOMEM; + + status = lpfc_reg_rpi(phba, 0, phba->pport->fc_myDID, + (uint8_t *)&phba->pport->fc_sparam, mbox, 0); + if (status) { + mempool_free(mbox, phba->mbox_mem_pool); + return ENOMEM; + } + + dmabuff = (struct lpfc_dmabuf *) mbox->context1; + mbox->context1 = NULL; + status = lpfc_sli_issue_mbox_wait(phba, mbox, LPFC_MBOX_TMO); + + if ((status != MBX_SUCCESS) || (mbox->u.mb.mbxStatus)) { + lpfc_mbuf_free(phba, dmabuff->virt, dmabuff->phys); + kfree(dmabuff); + if (status != MBX_TIMEOUT) + mempool_free(mbox, phba->mbox_mem_pool); + return ENODEV; + } + + *rpi = mbox->u.mb.un.varWords[0]; + + lpfc_mbuf_free(phba, dmabuff->virt, dmabuff->phys); + kfree(dmabuff); + mempool_free(mbox, phba->mbox_mem_pool); + return 0; +} + +/** + * lpfcdiag_loop_self_unreg - unregs from the rpi + * @phba: Pointer to HBA context object + * @rpi: Remote port login id + * + * This function unregisters the rpi obtained in lpfcdiag_loop_self_reg + **/ +static int lpfcdiag_loop_self_unreg(struct lpfc_hba *phba, uint16_t rpi) +{ + LPFC_MBOXQ_t *mbox; + int status; + + /* Allocate mboxq structure */ + mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (mbox == NULL) + return ENOMEM; + + lpfc_unreg_login(phba, 0, rpi, mbox); + status = lpfc_sli_issue_mbox_wait(phba, mbox, LPFC_MBOX_TMO); + + if ((status != MBX_SUCCESS) || (mbox->u.mb.mbxStatus)) { + if (status != MBX_TIMEOUT) + mempool_free(mbox, phba->mbox_mem_pool); + return EIO; + } + + mempool_free(mbox, phba->mbox_mem_pool); + return 0; +} + +/** + * lpfcdiag_loop_get_xri - obtains the transmit and receive ids + * @phba: Pointer to HBA context object + * @rpi: Remote port login id + * @txxri: Pointer to transmit exchange id + * @rxxri: Pointer to response exchabge id + * + * This function obtains the transmit and receive ids required to send + * an unsolicited ct command with a payload. A special lpfc FsType and CmdRsp + * flags are used to the unsolicted response handler is able to process + * the ct command sent on the same port. + **/ +static int lpfcdiag_loop_get_xri(struct lpfc_hba *phba, uint16_t rpi, + uint16_t *txxri, uint16_t * rxxri) +{ + struct lpfc_bsg_event *evt; + struct lpfc_iocbq *cmdiocbq, *rspiocbq; + IOCB_t *cmd, *rsp; + struct lpfc_dmabuf *dmabuf; + struct ulp_bde64 *bpl = NULL; + struct lpfc_sli_ct_request *ctreq = NULL; + int ret_val = 0; + unsigned long flags; + + *txxri = 0; + *rxxri = 0; + evt = lpfc_bsg_event_new(FC_REG_CT_EVENT, current->pid, + SLI_CT_ELX_LOOPBACK); + if (!evt) + return ENOMEM; + + spin_lock_irqsave(&phba->ct_ev_lock, flags); + list_add(&evt->node, &phba->ct_ev_waiters); + lpfc_bsg_event_ref(evt); + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + + cmdiocbq = lpfc_sli_get_iocbq(phba); + rspiocbq = lpfc_sli_get_iocbq(phba); + + dmabuf = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); + if (dmabuf) { + dmabuf->virt = lpfc_mbuf_alloc(phba, 0, &dmabuf->phys); + INIT_LIST_HEAD(&dmabuf->list); + bpl = (struct ulp_bde64 *) dmabuf->virt; + memset(bpl, 0, sizeof(*bpl)); + ctreq = (struct lpfc_sli_ct_request *)(bpl + 1); + bpl->addrHigh = + le32_to_cpu(putPaddrHigh(dmabuf->phys + sizeof(*bpl))); + bpl->addrLow = + le32_to_cpu(putPaddrLow(dmabuf->phys + sizeof(*bpl))); + bpl->tus.f.bdeFlags = 0; + bpl->tus.f.bdeSize = ELX_LOOPBACK_HEADER_SZ; + bpl->tus.w = le32_to_cpu(bpl->tus.w); + } + + if (cmdiocbq == NULL || rspiocbq == NULL || + dmabuf == NULL || bpl == NULL || ctreq == NULL) { + ret_val = ENOMEM; + goto err_get_xri_exit; + } + + cmd = &cmdiocbq->iocb; + rsp = &rspiocbq->iocb; + + memset(ctreq, 0, ELX_LOOPBACK_HEADER_SZ); + + ctreq->RevisionId.bits.Revision = SLI_CT_REVISION; + ctreq->RevisionId.bits.InId = 0; + ctreq->FsType = SLI_CT_ELX_LOOPBACK; + ctreq->FsSubType = 0; + ctreq->CommandResponse.bits.CmdRsp = ELX_LOOPBACK_XRI_SETUP; + ctreq->CommandResponse.bits.Size = 0; + + + cmd->un.xseq64.bdl.addrHigh = putPaddrHigh(dmabuf->phys); + cmd->un.xseq64.bdl.addrLow = putPaddrLow(dmabuf->phys); + cmd->un.xseq64.bdl.bdeFlags = BUFF_TYPE_BLP_64; + cmd->un.xseq64.bdl.bdeSize = sizeof(*bpl); + + cmd->un.xseq64.w5.hcsw.Fctl = LA; + cmd->un.xseq64.w5.hcsw.Dfctl = 0; + cmd->un.xseq64.w5.hcsw.Rctl = FC_RCTL_DD_UNSOL_CTL; + cmd->un.xseq64.w5.hcsw.Type = FC_TYPE_CT; + + cmd->ulpCommand = CMD_XMIT_SEQUENCE64_CR; + cmd->ulpBdeCount = 1; + cmd->ulpLe = 1; + cmd->ulpClass = CLASS3; + cmd->ulpContext = rpi; + + cmdiocbq->iocb_flag |= LPFC_IO_LIBDFC; + cmdiocbq->vport = phba->pport; + + ret_val = lpfc_sli_issue_iocb_wait(phba, LPFC_ELS_RING, cmdiocbq, + rspiocbq, + (phba->fc_ratov * 2) + + LPFC_DRVR_TIMEOUT); + if (ret_val) + goto err_get_xri_exit; + + *txxri = rsp->ulpContext; + + evt->waiting = 1; + evt->wait_time_stamp = jiffies; + ret_val = wait_event_interruptible_timeout( + evt->wq, !list_empty(&evt->events_to_see), + ((phba->fc_ratov * 2) + LPFC_DRVR_TIMEOUT) * HZ); + if (list_empty(&evt->events_to_see)) + ret_val = (ret_val) ? EINTR : ETIMEDOUT; + else { + ret_val = IOCB_SUCCESS; + spin_lock_irqsave(&phba->ct_ev_lock, flags); + list_move(evt->events_to_see.prev, &evt->events_to_get); + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + *rxxri = (list_entry(evt->events_to_get.prev, + typeof(struct event_data), + node))->immed_dat; + } + evt->waiting = 0; + +err_get_xri_exit: + spin_lock_irqsave(&phba->ct_ev_lock, flags); + lpfc_bsg_event_unref(evt); /* release ref */ + lpfc_bsg_event_unref(evt); /* delete */ + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + + if (dmabuf) { + if (dmabuf->virt) + lpfc_mbuf_free(phba, dmabuf->virt, dmabuf->phys); + kfree(dmabuf); + } + + if (cmdiocbq && (ret_val != IOCB_TIMEDOUT)) + lpfc_sli_release_iocbq(phba, cmdiocbq); + if (rspiocbq) + lpfc_sli_release_iocbq(phba, rspiocbq); + return ret_val; +} + +/** + * diag_cmd_data_alloc - fills in a bde struct with dma buffers + * @phba: Pointer to HBA context object + * @bpl: Pointer to 64 bit bde structure + * @size: Number of bytes to process + * @nocopydata: Flag to copy user data into the allocated buffer + * + * This function allocates page size buffers and populates an lpfc_dmabufext. + * If allowed the user data pointed to with indataptr is copied into the kernel + * memory. The chained list of page size buffers is returned. + **/ +static struct lpfc_dmabufext * +diag_cmd_data_alloc(struct lpfc_hba *phba, + struct ulp_bde64 *bpl, uint32_t size, + int nocopydata) +{ + struct lpfc_dmabufext *mlist = NULL; + struct lpfc_dmabufext *dmp; + int cnt, offset = 0, i = 0; + struct pci_dev *pcidev; + + pcidev = phba->pcidev; + + while (size) { + /* We get chunks of 4K */ + if (size > BUF_SZ_4K) + cnt = BUF_SZ_4K; + else + cnt = size; + + /* allocate struct lpfc_dmabufext buffer header */ + dmp = kmalloc(sizeof(struct lpfc_dmabufext), GFP_KERNEL); + if (!dmp) + goto out; + + INIT_LIST_HEAD(&dmp->dma.list); + + /* Queue it to a linked list */ + if (mlist) + list_add_tail(&dmp->dma.list, &mlist->dma.list); + else + mlist = dmp; + + /* allocate buffer */ + dmp->dma.virt = dma_alloc_coherent(&pcidev->dev, + cnt, + &(dmp->dma.phys), + GFP_KERNEL); + + if (!dmp->dma.virt) + goto out; + + dmp->size = cnt; + + if (nocopydata) { + bpl->tus.f.bdeFlags = 0; + pci_dma_sync_single_for_device(phba->pcidev, + dmp->dma.phys, LPFC_BPL_SIZE, PCI_DMA_TODEVICE); + + } else { + memset((uint8_t *)dmp->dma.virt, 0, cnt); + bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64I; + } + + /* build buffer ptr list for IOCB */ + bpl->addrLow = le32_to_cpu(putPaddrLow(dmp->dma.phys)); + bpl->addrHigh = le32_to_cpu(putPaddrHigh(dmp->dma.phys)); + bpl->tus.f.bdeSize = (ushort) cnt; + bpl->tus.w = le32_to_cpu(bpl->tus.w); + bpl++; + + i++; + offset += cnt; + size -= cnt; + } + + mlist->flag = i; + return mlist; +out: + diag_cmd_data_free(phba, mlist); + return NULL; +} + +/** + * lpfcdiag_loop_post_rxbufs - post the receive buffers for an unsol CT cmd + * @phba: Pointer to HBA context object + * @rxxri: Receive exchange id + * @len: Number of data bytes + * + * This function allocates and posts a data buffer of sufficient size to recieve + * an unsolicted CT command. + **/ +static int lpfcdiag_loop_post_rxbufs(struct lpfc_hba *phba, uint16_t rxxri, + size_t len) +{ + struct lpfc_sli *psli = &phba->sli; + struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING]; + struct lpfc_iocbq *cmdiocbq; + IOCB_t *cmd = NULL; + struct list_head head, *curr, *next; + struct lpfc_dmabuf *rxbmp; + struct lpfc_dmabuf *dmp; + struct lpfc_dmabuf *mp[2] = {NULL, NULL}; + struct ulp_bde64 *rxbpl = NULL; + uint32_t num_bde; + struct lpfc_dmabufext *rxbuffer = NULL; + int ret_val = 0; + int i = 0; + + cmdiocbq = lpfc_sli_get_iocbq(phba); + rxbmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); + if (rxbmp != NULL) { + rxbmp->virt = lpfc_mbuf_alloc(phba, 0, &rxbmp->phys); + INIT_LIST_HEAD(&rxbmp->list); + rxbpl = (struct ulp_bde64 *) rxbmp->virt; + rxbuffer = diag_cmd_data_alloc(phba, rxbpl, len, 0); + } + + if (!cmdiocbq || !rxbmp || !rxbpl || !rxbuffer) { + ret_val = ENOMEM; + goto err_post_rxbufs_exit; + } + + /* Queue buffers for the receive exchange */ + num_bde = (uint32_t)rxbuffer->flag; + dmp = &rxbuffer->dma; + + cmd = &cmdiocbq->iocb; + i = 0; + + INIT_LIST_HEAD(&head); + list_add_tail(&head, &dmp->list); + list_for_each_safe(curr, next, &head) { + mp[i] = list_entry(curr, struct lpfc_dmabuf, list); + list_del(curr); + + if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) { + mp[i]->buffer_tag = lpfc_sli_get_buffer_tag(phba); + cmd->un.quexri64cx.buff.bde.addrHigh = + putPaddrHigh(mp[i]->phys); + cmd->un.quexri64cx.buff.bde.addrLow = + putPaddrLow(mp[i]->phys); + cmd->un.quexri64cx.buff.bde.tus.f.bdeSize = + ((struct lpfc_dmabufext *)mp[i])->size; + cmd->un.quexri64cx.buff.buffer_tag = mp[i]->buffer_tag; + cmd->ulpCommand = CMD_QUE_XRI64_CX; + cmd->ulpPU = 0; + cmd->ulpLe = 1; + cmd->ulpBdeCount = 1; + cmd->unsli3.que_xri64cx_ext_words.ebde_count = 0; + + } else { + cmd->un.cont64[i].addrHigh = putPaddrHigh(mp[i]->phys); + cmd->un.cont64[i].addrLow = putPaddrLow(mp[i]->phys); + cmd->un.cont64[i].tus.f.bdeSize = + ((struct lpfc_dmabufext *)mp[i])->size; + cmd->ulpBdeCount = ++i; + + if ((--num_bde > 0) && (i < 2)) + continue; + + cmd->ulpCommand = CMD_QUE_XRI_BUF64_CX; + cmd->ulpLe = 1; + } + + cmd->ulpClass = CLASS3; + cmd->ulpContext = rxxri; + + ret_val = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, cmdiocbq, 0); + + if (ret_val == IOCB_ERROR) { + diag_cmd_data_free(phba, + (struct lpfc_dmabufext *)mp[0]); + if (mp[1]) + diag_cmd_data_free(phba, + (struct lpfc_dmabufext *)mp[1]); + dmp = list_entry(next, struct lpfc_dmabuf, list); + ret_val = EIO; + goto err_post_rxbufs_exit; + } + + lpfc_sli_ringpostbuf_put(phba, pring, mp[0]); + if (mp[1]) { + lpfc_sli_ringpostbuf_put(phba, pring, mp[1]); + mp[1] = NULL; + } + + /* The iocb was freed by lpfc_sli_issue_iocb */ + cmdiocbq = lpfc_sli_get_iocbq(phba); + if (!cmdiocbq) { + dmp = list_entry(next, struct lpfc_dmabuf, list); + ret_val = EIO; + goto err_post_rxbufs_exit; + } + + cmd = &cmdiocbq->iocb; + i = 0; + } + list_del(&head); + +err_post_rxbufs_exit: + + if (rxbmp) { + if (rxbmp->virt) + lpfc_mbuf_free(phba, rxbmp->virt, rxbmp->phys); + kfree(rxbmp); + } + + if (cmdiocbq) + lpfc_sli_release_iocbq(phba, cmdiocbq); + return ret_val; +} + +/** + * lpfc_bsg_diag_test - with a port in loopback issues a Ct cmd to itself + * @job: LPFC_BSG_VENDOR_DIAG_TEST fc_bsg_job + * + * This function receives a user data buffer to be transmitted and received on + * the same port, the link must be up and in loopback mode prior + * to being called. + * 1. A kernel buffer is allocated to copy the user data into. + * 2. The port registers with "itself". + * 3. The transmit and receive exchange ids are obtained. + * 4. The receive exchange id is posted. + * 5. A new els loopback event is created. + * 6. The command and response iocbs are allocated. + * 7. The cmd iocb FsType is set to elx loopback and the CmdRsp to looppback. + * + * This function is meant to be called n times while the port is in loopback + * so it is the apps responsibility to issue a reset to take the port out + * of loopback mode. + **/ +static int +lpfc_bsg_diag_test(struct fc_bsg_job *job) +{ + struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata; + struct lpfc_hba *phba = vport->phba; + struct diag_mode_test *diag_mode; + struct lpfc_bsg_event *evt; + struct event_data *evdat; + struct lpfc_sli *psli = &phba->sli; + uint32_t size; + uint32_t full_size; + size_t segment_len = 0, segment_offset = 0, current_offset = 0; + uint16_t rpi; + struct lpfc_iocbq *cmdiocbq, *rspiocbq; + IOCB_t *cmd, *rsp; + struct lpfc_sli_ct_request *ctreq; + struct lpfc_dmabuf *txbmp; + struct ulp_bde64 *txbpl = NULL; + struct lpfc_dmabufext *txbuffer = NULL; + struct list_head head; + struct lpfc_dmabuf *curr; + uint16_t txxri, rxxri; + uint32_t num_bde; + uint8_t *ptr = NULL, *rx_databuf = NULL; + int rc = 0; + unsigned long flags; + void *dataout = NULL; + uint32_t total_mem; + + /* in case no data is returned return just the return code */ + job->reply->reply_payload_rcv_len = 0; + + if (job->request_len < + sizeof(struct fc_bsg_request) + sizeof(struct diag_mode_test)) { + lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, + "2739 Received DIAG TEST request below minimum " + "size\n"); + rc = -EINVAL; + goto loopback_test_exit; + } + + if (job->request_payload.payload_len != + job->reply_payload.payload_len) { + rc = -EINVAL; + goto loopback_test_exit; + } + + diag_mode = (struct diag_mode_test *) + job->request->rqst_data.h_vendor.vendor_cmd; + + if ((phba->link_state == LPFC_HBA_ERROR) || + (psli->sli_flag & LPFC_BLOCK_MGMT_IO) || + (!(psli->sli_flag & LPFC_SLI_ACTIVE))) { + rc = -EACCES; + goto loopback_test_exit; + } + + if (!lpfc_is_link_up(phba) || !(phba->link_flag & LS_LOOPBACK_MODE)) { + rc = -EACCES; + goto loopback_test_exit; + } + + size = job->request_payload.payload_len; + full_size = size + ELX_LOOPBACK_HEADER_SZ; /* plus the header */ + + if ((size == 0) || (size > 80 * BUF_SZ_4K)) { + rc = -ERANGE; + goto loopback_test_exit; + } + + if (size >= BUF_SZ_4K) { + /* + * Allocate memory for ioctl data. If buffer is bigger than 64k, + * then we allocate 64k and re-use that buffer over and over to + * xfer the whole block. This is because Linux kernel has a + * problem allocating more than 120k of kernel space memory. Saw + * problem with GET_FCPTARGETMAPPING... + */ + if (size <= (64 * 1024)) + total_mem = size; + else + total_mem = 64 * 1024; + } else + /* Allocate memory for ioctl data */ + total_mem = BUF_SZ_4K; + + dataout = kmalloc(total_mem, GFP_KERNEL); + if (dataout == NULL) { + rc = -ENOMEM; + goto loopback_test_exit; + } + + ptr = dataout; + ptr += ELX_LOOPBACK_HEADER_SZ; + sg_copy_to_buffer(job->request_payload.sg_list, + job->request_payload.sg_cnt, + ptr, size); + + rc = lpfcdiag_loop_self_reg(phba, &rpi); + if (rc) { + rc = -ENOMEM; + goto loopback_test_exit; + } + + rc = lpfcdiag_loop_get_xri(phba, rpi, &txxri, &rxxri); + if (rc) { + lpfcdiag_loop_self_unreg(phba, rpi); + rc = -ENOMEM; + goto loopback_test_exit; + } + + rc = lpfcdiag_loop_post_rxbufs(phba, rxxri, full_size); + if (rc) { + lpfcdiag_loop_self_unreg(phba, rpi); + rc = -ENOMEM; + goto loopback_test_exit; + } + + evt = lpfc_bsg_event_new(FC_REG_CT_EVENT, current->pid, + SLI_CT_ELX_LOOPBACK); + if (!evt) { + lpfcdiag_loop_self_unreg(phba, rpi); + rc = -ENOMEM; + goto loopback_test_exit; + } + + spin_lock_irqsave(&phba->ct_ev_lock, flags); + list_add(&evt->node, &phba->ct_ev_waiters); + lpfc_bsg_event_ref(evt); + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + + cmdiocbq = lpfc_sli_get_iocbq(phba); + rspiocbq = lpfc_sli_get_iocbq(phba); + txbmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); + + if (txbmp) { + txbmp->virt = lpfc_mbuf_alloc(phba, 0, &txbmp->phys); + INIT_LIST_HEAD(&txbmp->list); + txbpl = (struct ulp_bde64 *) txbmp->virt; + if (txbpl) + txbuffer = diag_cmd_data_alloc(phba, + txbpl, full_size, 0); + } + + if (!cmdiocbq || !rspiocbq || !txbmp || !txbpl || !txbuffer) { + rc = -ENOMEM; + goto err_loopback_test_exit; + } + + cmd = &cmdiocbq->iocb; + rsp = &rspiocbq->iocb; + + INIT_LIST_HEAD(&head); + list_add_tail(&head, &txbuffer->dma.list); + list_for_each_entry(curr, &head, list) { + segment_len = ((struct lpfc_dmabufext *)curr)->size; + if (current_offset == 0) { + ctreq = curr->virt; + memset(ctreq, 0, ELX_LOOPBACK_HEADER_SZ); + ctreq->RevisionId.bits.Revision = SLI_CT_REVISION; + ctreq->RevisionId.bits.InId = 0; + ctreq->FsType = SLI_CT_ELX_LOOPBACK; + ctreq->FsSubType = 0; + ctreq->CommandResponse.bits.CmdRsp = ELX_LOOPBACK_DATA; + ctreq->CommandResponse.bits.Size = size; + segment_offset = ELX_LOOPBACK_HEADER_SZ; + } else + segment_offset = 0; + + BUG_ON(segment_offset >= segment_len); + memcpy(curr->virt + segment_offset, + ptr + current_offset, + segment_len - segment_offset); + + current_offset += segment_len - segment_offset; + BUG_ON(current_offset > size); + } + list_del(&head); + + /* Build the XMIT_SEQUENCE iocb */ + + num_bde = (uint32_t)txbuffer->flag; + + cmd->un.xseq64.bdl.addrHigh = putPaddrHigh(txbmp->phys); + cmd->un.xseq64.bdl.addrLow = putPaddrLow(txbmp->phys); + cmd->un.xseq64.bdl.bdeFlags = BUFF_TYPE_BLP_64; + cmd->un.xseq64.bdl.bdeSize = (num_bde * sizeof(struct ulp_bde64)); + + cmd->un.xseq64.w5.hcsw.Fctl = (LS | LA); + cmd->un.xseq64.w5.hcsw.Dfctl = 0; + cmd->un.xseq64.w5.hcsw.Rctl = FC_RCTL_DD_UNSOL_CTL; + cmd->un.xseq64.w5.hcsw.Type = FC_TYPE_CT; + + cmd->ulpCommand = CMD_XMIT_SEQUENCE64_CX; + cmd->ulpBdeCount = 1; + cmd->ulpLe = 1; + cmd->ulpClass = CLASS3; + cmd->ulpContext = txxri; + + cmdiocbq->iocb_flag |= LPFC_IO_LIBDFC; + cmdiocbq->vport = phba->pport; + + rc = lpfc_sli_issue_iocb_wait(phba, LPFC_ELS_RING, cmdiocbq, rspiocbq, + (phba->fc_ratov * 2) + LPFC_DRVR_TIMEOUT); + + if ((rc != IOCB_SUCCESS) || (rsp->ulpStatus != IOCB_SUCCESS)) { + rc = -EIO; + goto err_loopback_test_exit; + } + + evt->waiting = 1; + rc = wait_event_interruptible_timeout( + evt->wq, !list_empty(&evt->events_to_see), + ((phba->fc_ratov * 2) + LPFC_DRVR_TIMEOUT) * HZ); + evt->waiting = 0; + if (list_empty(&evt->events_to_see)) + rc = (rc) ? -EINTR : -ETIMEDOUT; + else { + spin_lock_irqsave(&phba->ct_ev_lock, flags); + list_move(evt->events_to_see.prev, &evt->events_to_get); + evdat = list_entry(evt->events_to_get.prev, + typeof(*evdat), node); + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + rx_databuf = evdat->data; + if (evdat->len != full_size) { + lpfc_printf_log(phba, KERN_ERR, LOG_LIBDFC, + "1603 Loopback test did not receive expected " + "data length. actual length 0x%x expected " + "length 0x%x\n", + evdat->len, full_size); + rc = -EIO; + } else if (rx_databuf == NULL) + rc = -EIO; + else { + rc = IOCB_SUCCESS; + /* skip over elx loopback header */ + rx_databuf += ELX_LOOPBACK_HEADER_SZ; + job->reply->reply_payload_rcv_len = + sg_copy_from_buffer(job->reply_payload.sg_list, + job->reply_payload.sg_cnt, + rx_databuf, size); + job->reply->reply_payload_rcv_len = size; + } + } + +err_loopback_test_exit: + lpfcdiag_loop_self_unreg(phba, rpi); + + spin_lock_irqsave(&phba->ct_ev_lock, flags); + lpfc_bsg_event_unref(evt); /* release ref */ + lpfc_bsg_event_unref(evt); /* delete */ + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + + if (cmdiocbq != NULL) + lpfc_sli_release_iocbq(phba, cmdiocbq); + + if (rspiocbq != NULL) + lpfc_sli_release_iocbq(phba, rspiocbq); + + if (txbmp != NULL) { + if (txbpl != NULL) { + if (txbuffer != NULL) + diag_cmd_data_free(phba, txbuffer); + lpfc_mbuf_free(phba, txbmp->virt, txbmp->phys); + } + kfree(txbmp); + } + +loopback_test_exit: + kfree(dataout); + /* make error code available to userspace */ + job->reply->result = rc; + job->dd_data = NULL; + /* complete the job back to userspace if no error */ + if (rc == 0) + job->job_done(job); + return rc; +} + +/** + * lpfc_bsg_get_dfc_rev - process a GET_DFC_REV bsg vendor command + * @job: GET_DFC_REV fc_bsg_job + **/ +static int +lpfc_bsg_get_dfc_rev(struct fc_bsg_job *job) +{ + struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata; + struct lpfc_hba *phba = vport->phba; + struct get_mgmt_rev *event_req; + struct get_mgmt_rev_reply *event_reply; + int rc = 0; + + if (job->request_len < + sizeof(struct fc_bsg_request) + sizeof(struct get_mgmt_rev)) { + lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, + "2740 Received GET_DFC_REV request below " + "minimum size\n"); + rc = -EINVAL; + goto job_error; + } + + event_req = (struct get_mgmt_rev *) + job->request->rqst_data.h_vendor.vendor_cmd; + + event_reply = (struct get_mgmt_rev_reply *) + job->reply->reply_data.vendor_reply.vendor_rsp; + + if (job->reply_len < + sizeof(struct fc_bsg_request) + sizeof(struct get_mgmt_rev_reply)) { + lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, + "2741 Received GET_DFC_REV reply below " + "minimum size\n"); + rc = -EINVAL; + goto job_error; + } + + event_reply->info.a_Major = MANAGEMENT_MAJOR_REV; + event_reply->info.a_Minor = MANAGEMENT_MINOR_REV; +job_error: + job->reply->result = rc; + if (rc == 0) + job->job_done(job); + return rc; +} + +/** + * lpfc_bsg_wake_mbox_wait - lpfc_bsg_issue_mbox mbox completion handler + * @phba: Pointer to HBA context object. + * @pmboxq: Pointer to mailbox command. + * + * This is completion handler function for mailbox commands issued from + * lpfc_bsg_issue_mbox function. This function is called by the + * mailbox event handler function with no lock held. This function + * will wake up thread waiting on the wait queue pointed by context1 + * of the mailbox. + **/ +void +lpfc_bsg_wake_mbox_wait(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq) +{ + struct bsg_job_data *dd_data; + MAILBOX_t *pmb; + MAILBOX_t *mb; + struct fc_bsg_job *job; + uint32_t size; + unsigned long flags; + + spin_lock_irqsave(&phba->ct_ev_lock, flags); + dd_data = pmboxq->context1; + if (!dd_data) { + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + return; + } + + pmb = &dd_data->context_un.mbox.pmboxq->u.mb; + mb = dd_data->context_un.mbox.mb; + job = dd_data->context_un.mbox.set_job; + memcpy(mb, pmb, sizeof(*pmb)); + size = job->request_payload.payload_len; + job->reply->reply_payload_rcv_len = + sg_copy_from_buffer(job->reply_payload.sg_list, + job->reply_payload.sg_cnt, + mb, size); + job->reply->result = 0; + dd_data->context_un.mbox.set_job = NULL; + job->dd_data = NULL; + job->job_done(job); + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + mempool_free(dd_data->context_un.mbox.pmboxq, phba->mbox_mem_pool); + kfree(mb); + kfree(dd_data); + return; +} + +/** + * lpfc_bsg_check_cmd_access - test for a supported mailbox command + * @phba: Pointer to HBA context object. + * @mb: Pointer to a mailbox object. + * @vport: Pointer to a vport object. + * + * Some commands require the port to be offline, some may not be called from + * the application. + **/ +static int lpfc_bsg_check_cmd_access(struct lpfc_hba *phba, + MAILBOX_t *mb, struct lpfc_vport *vport) +{ + /* return negative error values for bsg job */ + switch (mb->mbxCommand) { + /* Offline only */ + case MBX_INIT_LINK: + case MBX_DOWN_LINK: + case MBX_CONFIG_LINK: + case MBX_CONFIG_RING: + case MBX_RESET_RING: + case MBX_UNREG_LOGIN: + case MBX_CLEAR_LA: + case MBX_DUMP_CONTEXT: + case MBX_RUN_DIAGS: + case MBX_RESTART: + case MBX_SET_MASK: + if (!(vport->fc_flag & FC_OFFLINE_MODE)) { + lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, + "2743 Command 0x%x is illegal in on-line " + "state\n", + mb->mbxCommand); + return -EPERM; + } + case MBX_WRITE_NV: + case MBX_WRITE_VPARMS: + case MBX_LOAD_SM: + case MBX_READ_NV: + case MBX_READ_CONFIG: + case MBX_READ_RCONFIG: + case MBX_READ_STATUS: + case MBX_READ_XRI: + case MBX_READ_REV: + case MBX_READ_LNK_STAT: + case MBX_DUMP_MEMORY: + case MBX_DOWN_LOAD: + case MBX_UPDATE_CFG: + case MBX_KILL_BOARD: + case MBX_LOAD_AREA: + case MBX_LOAD_EXP_ROM: + case MBX_BEACON: + case MBX_DEL_LD_ENTRY: + case MBX_SET_DEBUG: + case MBX_WRITE_WWN: + case MBX_SLI4_CONFIG: + case MBX_READ_EVENT_LOG_STATUS: + case MBX_WRITE_EVENT_LOG: + case MBX_PORT_CAPABILITIES: + case MBX_PORT_IOV_CONTROL: + break; + case MBX_SET_VARIABLE: + case MBX_RUN_BIU_DIAG64: + case MBX_READ_EVENT_LOG: + case MBX_READ_SPARM64: + case MBX_READ_LA: + case MBX_READ_LA64: + case MBX_REG_LOGIN: + case MBX_REG_LOGIN64: + case MBX_CONFIG_PORT: + case MBX_RUN_BIU_DIAG: + default: + lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, + "2742 Unknown Command 0x%x\n", + mb->mbxCommand); + return -EPERM; + } + + return 0; /* ok */ +} + +/** + * lpfc_bsg_issue_mbox - issues a mailbox command on behalf of an app + * @phba: Pointer to HBA context object. + * @mb: Pointer to a mailbox object. + * @vport: Pointer to a vport object. + * + * Allocate a tracking object, mailbox command memory, get a mailbox + * from the mailbox pool, copy the caller mailbox command. + * + * If offline and the sli is active we need to poll for the command (port is + * being reset) and com-plete the job, otherwise issue the mailbox command and + * let our completion handler finish the command. + **/ +static uint32_t +lpfc_bsg_issue_mbox(struct lpfc_hba *phba, struct fc_bsg_job *job, + struct lpfc_vport *vport) +{ + LPFC_MBOXQ_t *pmboxq; + MAILBOX_t *pmb; + MAILBOX_t *mb; + struct bsg_job_data *dd_data; + uint32_t size; + int rc = 0; + + /* allocate our bsg tracking structure */ + dd_data = kmalloc(sizeof(struct bsg_job_data), GFP_KERNEL); + if (!dd_data) { + lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, + "2727 Failed allocation of dd_data\n"); + return -ENOMEM; + } + + mb = kzalloc(PAGE_SIZE, GFP_KERNEL); + if (!mb) { + kfree(dd_data); + return -ENOMEM; + } + + pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (!pmboxq) { + kfree(dd_data); + kfree(mb); + return -ENOMEM; + } + + size = job->request_payload.payload_len; + job->reply->reply_payload_rcv_len = + sg_copy_to_buffer(job->request_payload.sg_list, + job->request_payload.sg_cnt, + mb, size); + + rc = lpfc_bsg_check_cmd_access(phba, mb, vport); + if (rc != 0) { + kfree(dd_data); + kfree(mb); + mempool_free(pmboxq, phba->mbox_mem_pool); + return rc; /* must be negative */ + } + + memset(pmboxq, 0, sizeof(LPFC_MBOXQ_t)); + pmb = &pmboxq->u.mb; + memcpy(pmb, mb, sizeof(*pmb)); + pmb->mbxOwner = OWN_HOST; + pmboxq->context1 = NULL; + pmboxq->vport = vport; + + if ((vport->fc_flag & FC_OFFLINE_MODE) || + (!(phba->sli.sli_flag & LPFC_SLI_ACTIVE))) { + rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL); + if (rc != MBX_SUCCESS) { + if (rc != MBX_TIMEOUT) { + kfree(dd_data); + kfree(mb); + mempool_free(pmboxq, phba->mbox_mem_pool); + } + return (rc == MBX_TIMEOUT) ? -ETIME : -ENODEV; + } + + memcpy(mb, pmb, sizeof(*pmb)); + job->reply->reply_payload_rcv_len = + sg_copy_from_buffer(job->reply_payload.sg_list, + job->reply_payload.sg_cnt, + mb, size); + kfree(dd_data); + kfree(mb); + mempool_free(pmboxq, phba->mbox_mem_pool); + /* not waiting mbox already done */ + return 0; + } + + /* setup wake call as IOCB callback */ + pmboxq->mbox_cmpl = lpfc_bsg_wake_mbox_wait; + /* setup context field to pass wait_queue pointer to wake function */ + pmboxq->context1 = dd_data; + dd_data->type = TYPE_MBOX; + dd_data->context_un.mbox.pmboxq = pmboxq; + dd_data->context_un.mbox.mb = mb; + dd_data->context_un.mbox.set_job = job; + job->dd_data = dd_data; + rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_NOWAIT); + if ((rc != MBX_SUCCESS) && (rc != MBX_BUSY)) { + kfree(dd_data); + kfree(mb); + mempool_free(pmboxq, phba->mbox_mem_pool); + return -EIO; + } + + return 1; +} + +/** + * lpfc_bsg_mbox_cmd - process an fc bsg LPFC_BSG_VENDOR_MBOX command + * @job: MBOX fc_bsg_job for LPFC_BSG_VENDOR_MBOX. + **/ +static int +lpfc_bsg_mbox_cmd(struct fc_bsg_job *job) +{ + struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata; + struct lpfc_hba *phba = vport->phba; + int rc = 0; + + /* in case no data is transferred */ + job->reply->reply_payload_rcv_len = 0; + if (job->request_len < + sizeof(struct fc_bsg_request) + sizeof(struct dfc_mbox_req)) { + lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC, + "2737 Received MBOX_REQ request below " + "minimum size\n"); + rc = -EINVAL; + goto job_error; + } + + if (job->request_payload.payload_len != PAGE_SIZE) { + rc = -EINVAL; + goto job_error; + } + + if (phba->sli.sli_flag & LPFC_BLOCK_MGMT_IO) { + rc = -EAGAIN; + goto job_error; + } + + rc = lpfc_bsg_issue_mbox(phba, job, vport); + +job_error: + if (rc == 0) { + /* job done */ + job->reply->result = 0; + job->dd_data = NULL; + job->job_done(job); + } else if (rc == 1) + /* job submitted, will complete later*/ + rc = 0; /* return zero, no error */ + else { + /* some error occurred */ + job->reply->result = rc; + job->dd_data = NULL; + } return rc; } @@ -834,38 +2640,57 @@ error_get_event_exit: /** * lpfc_bsg_hst_vendor - process a vendor-specific fc_bsg_job * @job: fc_bsg_job to handle - */ + **/ static int lpfc_bsg_hst_vendor(struct fc_bsg_job *job) { int command = job->request->rqst_data.h_vendor.vendor_cmd[0]; + int rc; switch (command) { case LPFC_BSG_VENDOR_SET_CT_EVENT: - return lpfc_bsg_set_event(job); + rc = lpfc_bsg_hba_set_event(job); break; - case LPFC_BSG_VENDOR_GET_CT_EVENT: - return lpfc_bsg_get_event(job); + rc = lpfc_bsg_hba_get_event(job); + break; + case LPFC_BSG_VENDOR_SEND_MGMT_RESP: + rc = lpfc_bsg_send_mgmt_rsp(job); + break; + case LPFC_BSG_VENDOR_DIAG_MODE: + rc = lpfc_bsg_diag_mode(job); + break; + case LPFC_BSG_VENDOR_DIAG_TEST: + rc = lpfc_bsg_diag_test(job); + break; + case LPFC_BSG_VENDOR_GET_MGMT_REV: + rc = lpfc_bsg_get_dfc_rev(job); + break; + case LPFC_BSG_VENDOR_MBOX: + rc = lpfc_bsg_mbox_cmd(job); break; - default: - return -EINVAL; + rc = -EINVAL; + job->reply->reply_payload_rcv_len = 0; + /* make error code available to userspace */ + job->reply->result = rc; + break; } + + return rc; } /** * lpfc_bsg_request - handle a bsg request from the FC transport * @job: fc_bsg_job to handle - */ + **/ int lpfc_bsg_request(struct fc_bsg_job *job) { uint32_t msgcode; - int rc = -EINVAL; + int rc; msgcode = job->request->msgcode; - switch (msgcode) { case FC_BSG_HST_VENDOR: rc = lpfc_bsg_hst_vendor(job); @@ -874,9 +2699,13 @@ lpfc_bsg_request(struct fc_bsg_job *job) rc = lpfc_bsg_rport_els(job); break; case FC_BSG_RPT_CT: - rc = lpfc_bsg_rport_ct(job); + rc = lpfc_bsg_send_mgmt_cmd(job); break; default: + rc = -EINVAL; + job->reply->reply_payload_rcv_len = 0; + /* make error code available to userspace */ + job->reply->result = rc; break; } @@ -889,17 +2718,71 @@ lpfc_bsg_request(struct fc_bsg_job *job) * * This function just aborts the job's IOCB. The aborted IOCB will return to * the waiting function which will handle passing the error back to userspace - */ + **/ int lpfc_bsg_timeout(struct fc_bsg_job *job) { struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata; struct lpfc_hba *phba = vport->phba; - struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *)job->dd_data; + struct lpfc_iocbq *cmdiocb; + struct lpfc_bsg_event *evt; + struct lpfc_bsg_iocb *iocb; + struct lpfc_bsg_mbox *mbox; struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; + struct bsg_job_data *dd_data; + unsigned long flags; + + spin_lock_irqsave(&phba->ct_ev_lock, flags); + dd_data = (struct bsg_job_data *)job->dd_data; + /* timeout and completion crossed paths if no dd_data */ + if (!dd_data) { + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + return 0; + } - if (cmdiocb) + switch (dd_data->type) { + case TYPE_IOCB: + iocb = &dd_data->context_un.iocb; + cmdiocb = iocb->cmdiocbq; + /* hint to completion handler that the job timed out */ + job->reply->result = -EAGAIN; + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + /* this will call our completion handler */ + spin_lock_irq(&phba->hbalock); lpfc_sli_issue_abort_iotag(phba, pring, cmdiocb); + spin_unlock_irq(&phba->hbalock); + break; + case TYPE_EVT: + evt = dd_data->context_un.evt; + /* this event has no job anymore */ + evt->set_job = NULL; + job->dd_data = NULL; + job->reply->reply_payload_rcv_len = 0; + /* Return -EAGAIN which is our way of signallying the + * app to retry. + */ + job->reply->result = -EAGAIN; + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + job->job_done(job); + break; + case TYPE_MBOX: + mbox = &dd_data->context_un.mbox; + /* this mbox has no job anymore */ + mbox->set_job = NULL; + job->dd_data = NULL; + job->reply->reply_payload_rcv_len = 0; + job->reply->result = -EAGAIN; + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + job->job_done(job); + break; + default: + spin_unlock_irqrestore(&phba->ct_ev_lock, flags); + break; + } + /* scsi transport fc fc_bsg_job_timeout expects a zero return code, + * otherwise an error message will be displayed on the console + * so always return success (zero) + */ return 0; } diff --git a/drivers/scsi/lpfc/lpfc_bsg.h b/drivers/scsi/lpfc/lpfc_bsg.h new file mode 100644 index 00000000000..6c8f87e39b9 --- /dev/null +++ b/drivers/scsi/lpfc/lpfc_bsg.h @@ -0,0 +1,98 @@ +/******************************************************************* + * This file is part of the Emulex Linux Device Driver for * + * Fibre Channel Host Bus Adapters. * + * Copyright (C) 2010 Emulex. All rights reserved. * + * EMULEX and SLI are trademarks of Emulex. * + * www.emulex.com * + * * + * This program is free software; you can redistribute it and/or * + * modify it under the terms of version 2 of the GNU General * + * Public License as published by the Free Software Foundation. * + * This program is distributed in the hope that it will be useful. * + * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * + * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * + * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * + * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * + * TO BE LEGALLY INVALID. See the GNU General Public License for * + * more details, a copy of which can be found in the file COPYING * + * included with this package. * + *******************************************************************/ +/* bsg definitions + * No pointers to user data are allowed, all application buffers and sizes will + * derived through the bsg interface. + * + * These are the vendor unique structures passed in using the bsg + * FC_BSG_HST_VENDOR message code type. + */ +#define LPFC_BSG_VENDOR_SET_CT_EVENT 1 +#define LPFC_BSG_VENDOR_GET_CT_EVENT 2 +#define LPFC_BSG_VENDOR_SEND_MGMT_RESP 3 +#define LPFC_BSG_VENDOR_DIAG_MODE 4 +#define LPFC_BSG_VENDOR_DIAG_TEST 5 +#define LPFC_BSG_VENDOR_GET_MGMT_REV 6 +#define LPFC_BSG_VENDOR_MBOX 7 + +struct set_ct_event { + uint32_t command; + uint32_t type_mask; + uint32_t ev_req_id; + uint32_t ev_reg_id; +}; + +struct get_ct_event { + uint32_t command; + uint32_t ev_reg_id; + uint32_t ev_req_id; +}; + +struct get_ct_event_reply { + uint32_t immed_data; + uint32_t type; +}; + +struct send_mgmt_resp { + uint32_t command; + uint32_t tag; +}; + + +#define INTERNAL_LOOP_BACK 0x1 /* adapter short cuts the loop internally */ +#define EXTERNAL_LOOP_BACK 0x2 /* requires an external loopback plug */ + +struct diag_mode_set { + uint32_t command; + uint32_t type; + uint32_t timeout; +}; + +struct diag_mode_test { + uint32_t command; +}; + +#define LPFC_WWNN_TYPE 0 +#define LPFC_WWPN_TYPE 1 + +struct get_mgmt_rev { + uint32_t command; +}; + +#define MANAGEMENT_MAJOR_REV 1 +#define MANAGEMENT_MINOR_REV 0 + +/* the MgmtRevInfo structure */ +struct MgmtRevInfo { + uint32_t a_Major; + uint32_t a_Minor; +}; + +struct get_mgmt_rev_reply { + struct MgmtRevInfo info; +}; + +struct dfc_mbox_req { + uint32_t command; + uint32_t inExtWLen; + uint32_t outExtWLen; + uint8_t mbOffset; +}; + diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h index 650494d622c..6f0fb51eb46 100644 --- a/drivers/scsi/lpfc/lpfc_crtn.h +++ b/drivers/scsi/lpfc/lpfc_crtn.h @@ -1,7 +1,7 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2004-2008 Emulex. All rights reserved. * + * Copyright (C) 2004-2010 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * * www.emulex.com * * * @@ -44,18 +44,26 @@ int lpfc_reg_rpi(struct lpfc_hba *, uint16_t, uint32_t, uint8_t *, void lpfc_unreg_login(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *); void lpfc_unreg_did(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *); void lpfc_reg_vpi(struct lpfc_vport *, LPFC_MBOXQ_t *); +void lpfc_register_new_vport(struct lpfc_hba *, struct lpfc_vport *, + struct lpfc_nodelist *); void lpfc_unreg_vpi(struct lpfc_hba *, uint16_t, LPFC_MBOXQ_t *); void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t); void lpfc_request_features(struct lpfc_hba *, struct lpfcMboxq *); +void lpfc_supported_pages(struct lpfcMboxq *); +void lpfc_sli4_params(struct lpfcMboxq *); +int lpfc_pc_sli4_params_get(struct lpfc_hba *, LPFC_MBOXQ_t *); struct lpfc_vport *lpfc_find_vport_by_did(struct lpfc_hba *, uint32_t); void lpfc_cleanup_rcv_buffers(struct lpfc_vport *); void lpfc_rcv_seq_check_edtov(struct lpfc_vport *); void lpfc_cleanup_rpis(struct lpfc_vport *, int); +void lpfc_cleanup_pending_mbox(struct lpfc_vport *); int lpfc_linkdown(struct lpfc_hba *); void lpfc_linkdown_port(struct lpfc_vport *); void lpfc_port_link_failure(struct lpfc_vport *); void lpfc_mbx_cmpl_read_la(struct lpfc_hba *, LPFC_MBOXQ_t *); +void lpfc_init_vpi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *); +void lpfc_retry_pport_discovery(struct lpfc_hba *); void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *); void lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *, LPFC_MBOXQ_t *); @@ -73,6 +81,7 @@ void lpfc_set_disctmo(struct lpfc_vport *); int lpfc_can_disctmo(struct lpfc_vport *); int lpfc_unreg_rpi(struct lpfc_vport *, struct lpfc_nodelist *); void lpfc_unreg_all_rpis(struct lpfc_vport *); +void lpfc_unreg_hba_rpis(struct lpfc_hba *); void lpfc_unreg_default_rpis(struct lpfc_vport *); void lpfc_issue_reg_vpi(struct lpfc_hba *, struct lpfc_vport *); @@ -99,7 +108,7 @@ int lpfc_disc_state_machine(struct lpfc_vport *, struct lpfc_nodelist *, void *, void lpfc_do_scr_ns_plogi(struct lpfc_hba *, struct lpfc_vport *); int lpfc_check_sparm(struct lpfc_vport *, struct lpfc_nodelist *, - struct serv_parm *, uint32_t); + struct serv_parm *, uint32_t, int); int lpfc_els_abort(struct lpfc_hba *, struct lpfc_nodelist *); void lpfc_more_plogi(struct lpfc_vport *); void lpfc_more_adisc(struct lpfc_vport *); @@ -197,6 +206,7 @@ void lpfc_reg_fcfi(struct lpfc_hba *, struct lpfcMboxq *); void lpfc_unreg_fcfi(struct lpfcMboxq *, uint16_t); void lpfc_resume_rpi(struct lpfcMboxq *, struct lpfc_nodelist *); int lpfc_check_pending_fcoe_event(struct lpfc_hba *, uint8_t); +void lpfc_issue_init_vpi(struct lpfc_vport *); void lpfc_config_hbq(struct lpfc_hba *, uint32_t, struct lpfc_hbq_init *, uint32_t , LPFC_MBOXQ_t *); @@ -206,7 +216,11 @@ struct hbq_dmabuf *lpfc_sli4_rb_alloc(struct lpfc_hba *); void lpfc_sli4_rb_free(struct lpfc_hba *, struct hbq_dmabuf *); void lpfc_sli4_build_dflt_fcf_record(struct lpfc_hba *, struct fcf_record *, uint16_t); +void lpfc_unregister_fcf(struct lpfc_hba *); +void lpfc_unregister_fcf_rescan(struct lpfc_hba *); void lpfc_unregister_unused_fcf(struct lpfc_hba *); +int lpfc_sli4_redisc_fcf_table(struct lpfc_hba *); +void lpfc_fcf_redisc_wait_start_timer(struct lpfc_hba *); int lpfc_mem_alloc(struct lpfc_hba *, int align); void lpfc_mem_free(struct lpfc_hba *); @@ -365,6 +379,8 @@ void lpfc_free_fast_evt(struct lpfc_hba *, struct lpfc_fast_path_event *); void lpfc_create_static_vport(struct lpfc_hba *); void lpfc_stop_hba_timers(struct lpfc_hba *); void lpfc_stop_port(struct lpfc_hba *); +void __lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *); +void lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *); void lpfc_parse_fcoe_conf(struct lpfc_hba *, uint8_t *, uint32_t); int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int); void lpfc_start_fdiscs(struct lpfc_hba *phba); @@ -378,5 +394,5 @@ struct lpfc_vport *lpfc_find_vport_by_vpid(struct lpfc_hba *, uint16_t); /* functions to support SGIOv4/bsg interface */ int lpfc_bsg_request(struct fc_bsg_job *); int lpfc_bsg_timeout(struct fc_bsg_job *); -void lpfc_bsg_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *, +int lpfc_bsg_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *, struct lpfc_iocbq *); diff --git a/drivers/scsi/lpfc/lpfc_ct.c b/drivers/scsi/lpfc/lpfc_ct.c index 0ebcd9baca7..c7e921973f6 100644 --- a/drivers/scsi/lpfc/lpfc_ct.c +++ b/drivers/scsi/lpfc/lpfc_ct.c @@ -1,7 +1,7 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2004-2009 Emulex. All rights reserved. * + * Copyright (C) 2004-2010 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * * www.emulex.com * * * @@ -97,7 +97,8 @@ lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, struct list_head head; struct lpfc_dmabuf *bdeBuf; - lpfc_bsg_ct_unsol_event(phba, pring, piocbq); + if (lpfc_bsg_ct_unsol_event(phba, pring, piocbq) == 0) + return; if (unlikely(icmd->ulpStatus == IOSTAT_NEED_BUFFER)) { lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ); @@ -181,7 +182,8 @@ lpfc_sli4_ct_abort_unsol_event(struct lpfc_hba *phba, uint32_t size; /* Forward abort event to any process registered to receive ct event */ - lpfc_bsg_ct_unsol_event(phba, pring, piocbq); + if (lpfc_bsg_ct_unsol_event(phba, pring, piocbq) == 0) + return; /* If there is no BDE associated with IOCB, there is nothing to do */ if (icmd->ulpBdeCount == 0) @@ -1843,12 +1845,7 @@ lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag) c = (rev & 0x0000ff00) >> 8; b4 = (rev & 0x000000ff); - if (flag) - sprintf(fwrevision, "%d.%d%d%c%d ", b1, - b2, b3, c, b4); - else - sprintf(fwrevision, "%d.%d%d%c%d ", b1, - b2, b3, c, b4); + sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4); } return; } diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index 2cc39684ce9..08b6634cb99 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -50,9 +50,6 @@ static int lpfc_issue_els_fdisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, uint8_t retry); static int lpfc_issue_fabric_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *iocb); -static void lpfc_register_new_vport(struct lpfc_hba *phba, - struct lpfc_vport *vport, - struct lpfc_nodelist *ndlp); static int lpfc_max_els_tries = 3; @@ -592,6 +589,15 @@ lpfc_cmpl_els_flogi_fabric(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI; spin_unlock_irq(shost->host_lock); } + /* + * If VPI is unreged, driver need to do INIT_VPI + * before re-registering + */ + if (phba->sli_rev == LPFC_SLI_REV4) { + spin_lock_irq(shost->host_lock); + vport->fc_flag |= FC_VPORT_NEEDS_INIT_VPI; + spin_unlock_irq(shost->host_lock); + } } if (phba->sli_rev < LPFC_SLI_REV4) { @@ -604,10 +610,13 @@ lpfc_cmpl_els_flogi_fabric(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, } else { ndlp->nlp_type |= NLP_FABRIC; lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); - if (vport->vpi_state & LPFC_VPI_REGISTERED) { + if ((!(vport->fc_flag & FC_VPORT_NEEDS_REG_VPI)) && + (vport->vpi_state & LPFC_VPI_REGISTERED)) { lpfc_start_fdiscs(phba); lpfc_do_scr_ns_plogi(phba, vport); - } else + } else if (vport->fc_flag & FC_VFI_REGISTERED) + lpfc_issue_init_vpi(vport); + else lpfc_issue_reg_vfi(vport); } return 0; @@ -804,6 +813,9 @@ lpfc_cmpl_els_flogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, irsp->ulpTimeout); goto flogifail; } + spin_lock_irq(shost->host_lock); + vport->fc_flag &= ~FC_VPORT_CVL_RCVD; + spin_unlock_irq(shost->host_lock); /* * The FLogI succeeded. Sync the data for the CPU before @@ -2720,7 +2732,7 @@ lpfc_els_retry(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, if (did == FDMI_DID) retry = 1; - if ((cmd == ELS_CMD_FLOGI) && + if (((cmd == ELS_CMD_FLOGI) || (cmd == ELS_CMD_FDISC)) && (phba->fc_topology != TOPOLOGY_LOOP) && !lpfc_error_lost_link(irsp)) { /* FLOGI retry policy */ @@ -4385,7 +4397,7 @@ lpfc_els_rcv_flogi(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, did = Fabric_DID; - if ((lpfc_check_sparm(vport, ndlp, sp, CLASS3))) { + if ((lpfc_check_sparm(vport, ndlp, sp, CLASS3, 1))) { /* For a FLOGI we accept, then if our portname is greater * then the remote portname we initiate Nport login. */ @@ -5915,6 +5927,7 @@ lpfc_cmpl_reg_new_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) struct Scsi_Host *shost = lpfc_shost_from_vport(vport); struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) pmb->context2; MAILBOX_t *mb = &pmb->u.mb; + int rc; spin_lock_irq(shost->host_lock); vport->fc_flag &= ~FC_VPORT_NEEDS_REG_VPI; @@ -5936,6 +5949,26 @@ lpfc_cmpl_reg_new_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) spin_unlock_irq(shost->host_lock); lpfc_can_disctmo(vport); break; + /* If reg_vpi fail with invalid VPI status, re-init VPI */ + case 0x20: + spin_lock_irq(shost->host_lock); + vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI; + spin_unlock_irq(shost->host_lock); + lpfc_init_vpi(phba, pmb, vport->vpi); + pmb->vport = vport; + pmb->mbox_cmpl = lpfc_init_vpi_cmpl; + rc = lpfc_sli_issue_mbox(phba, pmb, + MBX_NOWAIT); + if (rc == MBX_NOT_FINISHED) { + lpfc_printf_vlog(vport, + KERN_ERR, LOG_MBOX, + "2732 Failed to issue INIT_VPI" + " mailbox command\n"); + } else { + lpfc_nlp_put(ndlp); + return; + } + default: /* Try to recover from this error */ lpfc_mbx_unreg_vpi(vport); @@ -5949,13 +5982,17 @@ lpfc_cmpl_reg_new_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) break; } } else { + spin_lock_irq(shost->host_lock); vport->vpi_state |= LPFC_VPI_REGISTERED; - if (vport == phba->pport) + spin_unlock_irq(shost->host_lock); + if (vport == phba->pport) { if (phba->sli_rev < LPFC_SLI_REV4) lpfc_issue_fabric_reglogin(vport); - else - lpfc_issue_reg_vfi(vport); - else + else { + lpfc_start_fdiscs(phba); + lpfc_do_scr_ns_plogi(phba, vport); + } + } else lpfc_do_scr_ns_plogi(phba, vport); } @@ -5977,7 +6014,7 @@ lpfc_cmpl_reg_new_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) * This routine registers the @vport as a new virtual port with a HBA. * It is done through a registering vpi mailbox command. **/ -static void +void lpfc_register_new_vport(struct lpfc_hba *phba, struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) { @@ -6018,6 +6055,78 @@ mbox_err_exit: } /** + * lpfc_retry_pport_discovery - Start timer to retry FLOGI. + * @phba: pointer to lpfc hba data structure. + * + * This routine abort all pending discovery commands and + * start a timer to retry FLOGI for the physical port + * discovery. + **/ +void +lpfc_retry_pport_discovery(struct lpfc_hba *phba) +{ + struct lpfc_vport **vports; + struct lpfc_nodelist *ndlp; + struct Scsi_Host *shost; + int i; + uint32_t link_state; + + /* Treat this failure as linkdown for all vports */ + link_state = phba->link_state; + lpfc_linkdown(phba); + phba->link_state = link_state; + + vports = lpfc_create_vport_work_array(phba); + + if (vports) { + for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { + ndlp = lpfc_findnode_did(vports[i], Fabric_DID); + if (ndlp) + lpfc_cancel_retry_delay_tmo(vports[i], ndlp); + lpfc_els_flush_cmd(vports[i]); + } + lpfc_destroy_vport_work_array(phba, vports); + } + + /* If fabric require FLOGI, then re-instantiate physical login */ + ndlp = lpfc_findnode_did(phba->pport, Fabric_DID); + if (!ndlp) + return; + + + shost = lpfc_shost_from_vport(phba->pport); + mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ); + spin_lock_irq(shost->host_lock); + ndlp->nlp_flag |= NLP_DELAY_TMO; + spin_unlock_irq(shost->host_lock); + ndlp->nlp_last_elscmd = ELS_CMD_FLOGI; + phba->pport->port_state = LPFC_FLOGI; + return; +} + +/** + * lpfc_fabric_login_reqd - Check if FLOGI required. + * @phba: pointer to lpfc hba data structure. + * @cmdiocb: pointer to FDISC command iocb. + * @rspiocb: pointer to FDISC response iocb. + * + * This routine checks if a FLOGI is reguired for FDISC + * to succeed. + **/ +static int +lpfc_fabric_login_reqd(struct lpfc_hba *phba, + struct lpfc_iocbq *cmdiocb, + struct lpfc_iocbq *rspiocb) +{ + + if ((rspiocb->iocb.ulpStatus != IOSTAT_FABRIC_RJT) || + (rspiocb->iocb.un.ulpWord[4] != RJT_LOGIN_REQUIRED)) + return 0; + else + return 1; +} + +/** * lpfc_cmpl_els_fdisc - Completion function for fdisc iocb command * @phba: pointer to lpfc hba data structure. * @cmdiocb: pointer to lpfc command iocb data structure. @@ -6066,6 +6175,12 @@ lpfc_cmpl_els_fdisc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_prevDID); if (irsp->ulpStatus) { + + if (lpfc_fabric_login_reqd(phba, cmdiocb, rspiocb)) { + lpfc_retry_pport_discovery(phba); + goto out; + } + /* Check for retry */ if (lpfc_els_retry(phba, cmdiocb, rspiocb)) goto out; @@ -6076,6 +6191,7 @@ lpfc_cmpl_els_fdisc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, goto fdisc_failed; } spin_lock_irq(shost->host_lock); + vport->fc_flag &= ~FC_VPORT_CVL_RCVD; vport->fc_flag |= FC_FABRIC; if (vport->phba->fc_topology == TOPOLOGY_LOOP) vport->fc_flag |= FC_PUBLIC_LOOP; @@ -6103,10 +6219,13 @@ lpfc_cmpl_els_fdisc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, lpfc_mbx_unreg_vpi(vport); spin_lock_irq(shost->host_lock); vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI; + vport->fc_flag |= FC_VPORT_NEEDS_INIT_VPI; spin_unlock_irq(shost->host_lock); } - if (vport->fc_flag & FC_VPORT_NEEDS_REG_VPI) + if (vport->fc_flag & FC_VPORT_NEEDS_INIT_VPI) + lpfc_issue_init_vpi(vport); + else if (vport->fc_flag & FC_VPORT_NEEDS_REG_VPI) lpfc_register_new_vport(phba, vport, ndlp); else lpfc_do_scr_ns_plogi(phba, vport); diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index 2445e399fd6..2359d0bfb73 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -525,6 +525,8 @@ lpfc_work_done(struct lpfc_hba *phba) spin_unlock_irq(&phba->hbalock); lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ); } + if (phba->fcf.fcf_flag & FCF_REDISC_EVT) + lpfc_sli4_fcf_redisc_event_proc(phba); } vports = lpfc_create_vport_work_array(phba); @@ -706,6 +708,8 @@ lpfc_cleanup_rpis(struct lpfc_vport *vport, int remove) void lpfc_port_link_failure(struct lpfc_vport *vport) { + lpfc_vport_set_state(vport, FC_VPORT_LINKDOWN); + /* Cleanup any outstanding received buffers */ lpfc_cleanup_rcv_buffers(vport); @@ -752,12 +756,14 @@ lpfc_linkdown(struct lpfc_hba *phba) lpfc_scsi_dev_block(phba); spin_lock_irq(&phba->hbalock); - phba->fcf.fcf_flag &= ~(FCF_AVAILABLE | FCF_DISCOVERED); + phba->fcf.fcf_flag &= ~(FCF_AVAILABLE | FCF_SCAN_DONE); + spin_unlock_irq(&phba->hbalock); if (phba->link_state > LPFC_LINK_DOWN) { phba->link_state = LPFC_LINK_DOWN; + spin_lock_irq(shost->host_lock); phba->pport->fc_flag &= ~FC_LBIT; + spin_unlock_irq(shost->host_lock); } - spin_unlock_irq(&phba->hbalock); vports = lpfc_create_vport_work_array(phba); if (vports != NULL) for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { @@ -1023,7 +1029,7 @@ lpfc_mbx_cmpl_reg_fcfi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) return; } spin_lock_irqsave(&phba->hbalock, flags); - phba->fcf.fcf_flag |= (FCF_DISCOVERED | FCF_IN_USE); + phba->fcf.fcf_flag |= (FCF_SCAN_DONE | FCF_IN_USE); phba->hba_flag &= ~FCF_DISC_INPROGRESS; spin_unlock_irqrestore(&phba->hbalock, flags); if (vport->port_state != LPFC_FLOGI) @@ -1045,25 +1051,23 @@ lpfc_mbx_cmpl_reg_fcfi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) static uint32_t lpfc_fab_name_match(uint8_t *fab_name, struct fcf_record *new_fcf_record) { - if ((fab_name[0] == - bf_get(lpfc_fcf_record_fab_name_0, new_fcf_record)) && - (fab_name[1] == - bf_get(lpfc_fcf_record_fab_name_1, new_fcf_record)) && - (fab_name[2] == - bf_get(lpfc_fcf_record_fab_name_2, new_fcf_record)) && - (fab_name[3] == - bf_get(lpfc_fcf_record_fab_name_3, new_fcf_record)) && - (fab_name[4] == - bf_get(lpfc_fcf_record_fab_name_4, new_fcf_record)) && - (fab_name[5] == - bf_get(lpfc_fcf_record_fab_name_5, new_fcf_record)) && - (fab_name[6] == - bf_get(lpfc_fcf_record_fab_name_6, new_fcf_record)) && - (fab_name[7] == - bf_get(lpfc_fcf_record_fab_name_7, new_fcf_record))) - return 1; - else + if (fab_name[0] != bf_get(lpfc_fcf_record_fab_name_0, new_fcf_record)) + return 0; + if (fab_name[1] != bf_get(lpfc_fcf_record_fab_name_1, new_fcf_record)) + return 0; + if (fab_name[2] != bf_get(lpfc_fcf_record_fab_name_2, new_fcf_record)) return 0; + if (fab_name[3] != bf_get(lpfc_fcf_record_fab_name_3, new_fcf_record)) + return 0; + if (fab_name[4] != bf_get(lpfc_fcf_record_fab_name_4, new_fcf_record)) + return 0; + if (fab_name[5] != bf_get(lpfc_fcf_record_fab_name_5, new_fcf_record)) + return 0; + if (fab_name[6] != bf_get(lpfc_fcf_record_fab_name_6, new_fcf_record)) + return 0; + if (fab_name[7] != bf_get(lpfc_fcf_record_fab_name_7, new_fcf_record)) + return 0; + return 1; } /** @@ -1078,30 +1082,28 @@ lpfc_fab_name_match(uint8_t *fab_name, struct fcf_record *new_fcf_record) static uint32_t lpfc_sw_name_match(uint8_t *sw_name, struct fcf_record *new_fcf_record) { - if ((sw_name[0] == - bf_get(lpfc_fcf_record_switch_name_0, new_fcf_record)) && - (sw_name[1] == - bf_get(lpfc_fcf_record_switch_name_1, new_fcf_record)) && - (sw_name[2] == - bf_get(lpfc_fcf_record_switch_name_2, new_fcf_record)) && - (sw_name[3] == - bf_get(lpfc_fcf_record_switch_name_3, new_fcf_record)) && - (sw_name[4] == - bf_get(lpfc_fcf_record_switch_name_4, new_fcf_record)) && - (sw_name[5] == - bf_get(lpfc_fcf_record_switch_name_5, new_fcf_record)) && - (sw_name[6] == - bf_get(lpfc_fcf_record_switch_name_6, new_fcf_record)) && - (sw_name[7] == - bf_get(lpfc_fcf_record_switch_name_7, new_fcf_record))) - return 1; - else + if (sw_name[0] != bf_get(lpfc_fcf_record_switch_name_0, new_fcf_record)) return 0; + if (sw_name[1] != bf_get(lpfc_fcf_record_switch_name_1, new_fcf_record)) + return 0; + if (sw_name[2] != bf_get(lpfc_fcf_record_switch_name_2, new_fcf_record)) + return 0; + if (sw_name[3] != bf_get(lpfc_fcf_record_switch_name_3, new_fcf_record)) + return 0; + if (sw_name[4] != bf_get(lpfc_fcf_record_switch_name_4, new_fcf_record)) + return 0; + if (sw_name[5] != bf_get(lpfc_fcf_record_switch_name_5, new_fcf_record)) + return 0; + if (sw_name[6] != bf_get(lpfc_fcf_record_switch_name_6, new_fcf_record)) + return 0; + if (sw_name[7] != bf_get(lpfc_fcf_record_switch_name_7, new_fcf_record)) + return 0; + return 1; } /** * lpfc_mac_addr_match - Check if the fcf mac address match. - * @phba: pointer to lpfc hba data structure. + * @mac_addr: pointer to mac address. * @new_fcf_record: pointer to fcf record. * * This routine compare the fcf record's mac address with HBA's @@ -1109,85 +1111,115 @@ lpfc_sw_name_match(uint8_t *sw_name, struct fcf_record *new_fcf_record) * returns 1 else return 0. **/ static uint32_t -lpfc_mac_addr_match(struct lpfc_hba *phba, struct fcf_record *new_fcf_record) +lpfc_mac_addr_match(uint8_t *mac_addr, struct fcf_record *new_fcf_record) { - if ((phba->fcf.mac_addr[0] == - bf_get(lpfc_fcf_record_mac_0, new_fcf_record)) && - (phba->fcf.mac_addr[1] == - bf_get(lpfc_fcf_record_mac_1, new_fcf_record)) && - (phba->fcf.mac_addr[2] == - bf_get(lpfc_fcf_record_mac_2, new_fcf_record)) && - (phba->fcf.mac_addr[3] == - bf_get(lpfc_fcf_record_mac_3, new_fcf_record)) && - (phba->fcf.mac_addr[4] == - bf_get(lpfc_fcf_record_mac_4, new_fcf_record)) && - (phba->fcf.mac_addr[5] == - bf_get(lpfc_fcf_record_mac_5, new_fcf_record))) - return 1; - else + if (mac_addr[0] != bf_get(lpfc_fcf_record_mac_0, new_fcf_record)) + return 0; + if (mac_addr[1] != bf_get(lpfc_fcf_record_mac_1, new_fcf_record)) + return 0; + if (mac_addr[2] != bf_get(lpfc_fcf_record_mac_2, new_fcf_record)) return 0; + if (mac_addr[3] != bf_get(lpfc_fcf_record_mac_3, new_fcf_record)) + return 0; + if (mac_addr[4] != bf_get(lpfc_fcf_record_mac_4, new_fcf_record)) + return 0; + if (mac_addr[5] != bf_get(lpfc_fcf_record_mac_5, new_fcf_record)) + return 0; + return 1; +} + +static bool +lpfc_vlan_id_match(uint16_t curr_vlan_id, uint16_t new_vlan_id) +{ + return (curr_vlan_id == new_vlan_id); } /** * lpfc_copy_fcf_record - Copy fcf information to lpfc_hba. - * @phba: pointer to lpfc hba data structure. + * @fcf: pointer to driver fcf record. * @new_fcf_record: pointer to fcf record. * * This routine copies the FCF information from the FCF * record to lpfc_hba data structure. **/ static void -lpfc_copy_fcf_record(struct lpfc_hba *phba, struct fcf_record *new_fcf_record) +lpfc_copy_fcf_record(struct lpfc_fcf_rec *fcf_rec, + struct fcf_record *new_fcf_record) { - phba->fcf.fabric_name[0] = + /* Fabric name */ + fcf_rec->fabric_name[0] = bf_get(lpfc_fcf_record_fab_name_0, new_fcf_record); - phba->fcf.fabric_name[1] = + fcf_rec->fabric_name[1] = bf_get(lpfc_fcf_record_fab_name_1, new_fcf_record); - phba->fcf.fabric_name[2] = + fcf_rec->fabric_name[2] = bf_get(lpfc_fcf_record_fab_name_2, new_fcf_record); - phba->fcf.fabric_name[3] = + fcf_rec->fabric_name[3] = bf_get(lpfc_fcf_record_fab_name_3, new_fcf_record); - phba->fcf.fabric_name[4] = + fcf_rec->fabric_name[4] = bf_get(lpfc_fcf_record_fab_name_4, new_fcf_record); - phba->fcf.fabric_name[5] = + fcf_rec->fabric_name[5] = bf_get(lpfc_fcf_record_fab_name_5, new_fcf_record); - phba->fcf.fabric_name[6] = + fcf_rec->fabric_name[6] = bf_get(lpfc_fcf_record_fab_name_6, new_fcf_record); - phba->fcf.fabric_name[7] = + fcf_rec->fabric_name[7] = bf_get(lpfc_fcf_record_fab_name_7, new_fcf_record); - phba->fcf.mac_addr[0] = - bf_get(lpfc_fcf_record_mac_0, new_fcf_record); - phba->fcf.mac_addr[1] = - bf_get(lpfc_fcf_record_mac_1, new_fcf_record); - phba->fcf.mac_addr[2] = - bf_get(lpfc_fcf_record_mac_2, new_fcf_record); - phba->fcf.mac_addr[3] = - bf_get(lpfc_fcf_record_mac_3, new_fcf_record); - phba->fcf.mac_addr[4] = - bf_get(lpfc_fcf_record_mac_4, new_fcf_record); - phba->fcf.mac_addr[5] = - bf_get(lpfc_fcf_record_mac_5, new_fcf_record); - phba->fcf.fcf_indx = bf_get(lpfc_fcf_record_fcf_index, new_fcf_record); - phba->fcf.priority = new_fcf_record->fip_priority; - phba->fcf.switch_name[0] = + /* Mac address */ + fcf_rec->mac_addr[0] = bf_get(lpfc_fcf_record_mac_0, new_fcf_record); + fcf_rec->mac_addr[1] = bf_get(lpfc_fcf_record_mac_1, new_fcf_record); + fcf_rec->mac_addr[2] = bf_get(lpfc_fcf_record_mac_2, new_fcf_record); + fcf_rec->mac_addr[3] = bf_get(lpfc_fcf_record_mac_3, new_fcf_record); + fcf_rec->mac_addr[4] = bf_get(lpfc_fcf_record_mac_4, new_fcf_record); + fcf_rec->mac_addr[5] = bf_get(lpfc_fcf_record_mac_5, new_fcf_record); + /* FCF record index */ + fcf_rec->fcf_indx = bf_get(lpfc_fcf_record_fcf_index, new_fcf_record); + /* FCF record priority */ + fcf_rec->priority = new_fcf_record->fip_priority; + /* Switch name */ + fcf_rec->switch_name[0] = bf_get(lpfc_fcf_record_switch_name_0, new_fcf_record); - phba->fcf.switch_name[1] = + fcf_rec->switch_name[1] = bf_get(lpfc_fcf_record_switch_name_1, new_fcf_record); - phba->fcf.switch_name[2] = + fcf_rec->switch_name[2] = bf_get(lpfc_fcf_record_switch_name_2, new_fcf_record); - phba->fcf.switch_name[3] = + fcf_rec->switch_name[3] = bf_get(lpfc_fcf_record_switch_name_3, new_fcf_record); - phba->fcf.switch_name[4] = + fcf_rec->switch_name[4] = bf_get(lpfc_fcf_record_switch_name_4, new_fcf_record); - phba->fcf.switch_name[5] = + fcf_rec->switch_name[5] = bf_get(lpfc_fcf_record_switch_name_5, new_fcf_record); - phba->fcf.switch_name[6] = + fcf_rec->switch_name[6] = bf_get(lpfc_fcf_record_switch_name_6, new_fcf_record); - phba->fcf.switch_name[7] = + fcf_rec->switch_name[7] = bf_get(lpfc_fcf_record_switch_name_7, new_fcf_record); } /** + * lpfc_update_fcf_record - Update driver fcf record + * @phba: pointer to lpfc hba data structure. + * @fcf_rec: pointer to driver fcf record. + * @new_fcf_record: pointer to hba fcf record. + * @addr_mode: address mode to be set to the driver fcf record. + * @vlan_id: vlan tag to be set to the driver fcf record. + * @flag: flag bits to be set to the driver fcf record. + * + * This routine updates the driver FCF record from the new HBA FCF record + * together with the address mode, vlan_id, and other informations. This + * routine is called with the host lock held. + **/ +static void +__lpfc_update_fcf_record(struct lpfc_hba *phba, struct lpfc_fcf_rec *fcf_rec, + struct fcf_record *new_fcf_record, uint32_t addr_mode, + uint16_t vlan_id, uint32_t flag) +{ + /* Copy the fields from the HBA's FCF record */ + lpfc_copy_fcf_record(fcf_rec, new_fcf_record); + /* Update other fields of driver FCF record */ + fcf_rec->addr_mode = addr_mode; + fcf_rec->vlan_id = vlan_id; + fcf_rec->flag |= (flag | RECORD_VALID); +} + +/** * lpfc_register_fcf - Register the FCF with hba. * @phba: pointer to lpfc hba data structure. * @@ -1212,7 +1244,7 @@ lpfc_register_fcf(struct lpfc_hba *phba) /* The FCF is already registered, start discovery */ if (phba->fcf.fcf_flag & FCF_REGISTERED) { - phba->fcf.fcf_flag |= (FCF_DISCOVERED | FCF_IN_USE); + phba->fcf.fcf_flag |= (FCF_SCAN_DONE | FCF_IN_USE); phba->hba_flag &= ~FCF_DISC_INPROGRESS; spin_unlock_irqrestore(&phba->hbalock, flags); if (phba->pport->port_state != LPFC_FLOGI) @@ -1250,6 +1282,7 @@ lpfc_register_fcf(struct lpfc_hba *phba) * @new_fcf_record: pointer to fcf record. * @boot_flag: Indicates if this record used by boot bios. * @addr_mode: The address mode to be used by this FCF + * @vlan_id: The vlan id to be used as vlan tagging by this FCF. * * This routine compare the fcf record with connect list obtained from the * config region to decide if this FCF can be used for SAN discovery. It returns @@ -1323,7 +1356,8 @@ lpfc_match_fcf_conn_list(struct lpfc_hba *phba, return 1; } - list_for_each_entry(conn_entry, &phba->fcf_conn_rec_list, list) { + list_for_each_entry(conn_entry, + &phba->fcf_conn_rec_list, list) { if (!(conn_entry->conn_rec.flags & FCFCNCT_VALID)) continue; @@ -1470,6 +1504,7 @@ lpfc_check_pending_fcoe_event(struct lpfc_hba *phba, uint8_t unreg_fcf) */ spin_lock_irq(&phba->hbalock); phba->hba_flag &= ~FCF_DISC_INPROGRESS; + phba->fcf.fcf_flag &= ~FCF_REDISC_FOV; spin_unlock_irq(&phba->hbalock); } @@ -1524,11 +1559,12 @@ lpfc_mbx_cmpl_read_fcf_record(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) uint32_t shdr_status, shdr_add_status; union lpfc_sli4_cfg_shdr *shdr; struct fcf_record *new_fcf_record; - int rc; uint32_t boot_flag, addr_mode; uint32_t next_fcf_index; - unsigned long flags; + struct lpfc_fcf_rec *fcf_rec = NULL; + unsigned long iflags; uint16_t vlan_id; + int rc; /* If there is pending FCoE event restart FCF table scan */ if (lpfc_check_pending_fcoe_event(phba, 0)) { @@ -1583,9 +1619,8 @@ lpfc_mbx_cmpl_read_fcf_record(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) sizeof(struct fcf_record)); bytep = virt_addr + sizeof(union lpfc_sli4_cfg_shdr); - rc = lpfc_match_fcf_conn_list(phba, new_fcf_record, - &boot_flag, &addr_mode, - &vlan_id); + rc = lpfc_match_fcf_conn_list(phba, new_fcf_record, &boot_flag, + &addr_mode, &vlan_id); /* * If the fcf record does not match with connect list entries * read the next entry. @@ -1594,90 +1629,159 @@ lpfc_mbx_cmpl_read_fcf_record(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) goto read_next_fcf; /* * If this is not the first FCF discovery of the HBA, use last - * FCF record for the discovery. + * FCF record for the discovery. The condition that a rescan + * matches the in-use FCF record: fabric name, switch name, mac + * address, and vlan_id. */ - spin_lock_irqsave(&phba->hbalock, flags); + spin_lock_irqsave(&phba->hbalock, iflags); if (phba->fcf.fcf_flag & FCF_IN_USE) { - if (lpfc_fab_name_match(phba->fcf.fabric_name, + if (lpfc_fab_name_match(phba->fcf.current_rec.fabric_name, new_fcf_record) && - lpfc_sw_name_match(phba->fcf.switch_name, + lpfc_sw_name_match(phba->fcf.current_rec.switch_name, new_fcf_record) && - lpfc_mac_addr_match(phba, new_fcf_record)) { + lpfc_mac_addr_match(phba->fcf.current_rec.mac_addr, + new_fcf_record) && + lpfc_vlan_id_match(phba->fcf.current_rec.vlan_id, + vlan_id)) { phba->fcf.fcf_flag |= FCF_AVAILABLE; - spin_unlock_irqrestore(&phba->hbalock, flags); + if (phba->fcf.fcf_flag & FCF_REDISC_PEND) + /* Stop FCF redisc wait timer if pending */ + __lpfc_sli4_stop_fcf_redisc_wait_timer(phba); + else if (phba->fcf.fcf_flag & FCF_REDISC_FOV) + /* If in fast failover, mark it's completed */ + phba->fcf.fcf_flag &= ~FCF_REDISC_FOV; + spin_unlock_irqrestore(&phba->hbalock, iflags); goto out; } - spin_unlock_irqrestore(&phba->hbalock, flags); - goto read_next_fcf; + /* + * Read next FCF record from HBA searching for the matching + * with in-use record only if not during the fast failover + * period. In case of fast failover period, it shall try to + * determine whether the FCF record just read should be the + * next candidate. + */ + if (!(phba->fcf.fcf_flag & FCF_REDISC_FOV)) { + spin_unlock_irqrestore(&phba->hbalock, iflags); + goto read_next_fcf; + } } + /* + * Update on failover FCF record only if it's in FCF fast-failover + * period; otherwise, update on current FCF record. + */ + if (phba->fcf.fcf_flag & FCF_REDISC_FOV) { + /* Fast FCF failover only to the same fabric name */ + if (lpfc_fab_name_match(phba->fcf.current_rec.fabric_name, + new_fcf_record)) + fcf_rec = &phba->fcf.failover_rec; + else + goto read_next_fcf; + } else + fcf_rec = &phba->fcf.current_rec; + if (phba->fcf.fcf_flag & FCF_AVAILABLE) { /* - * If the current FCF record does not have boot flag - * set and new fcf record has boot flag set, use the - * new fcf record. + * If the driver FCF record does not have boot flag + * set and new hba fcf record has boot flag set, use + * the new hba fcf record. */ - if (boot_flag && !(phba->fcf.fcf_flag & FCF_BOOT_ENABLE)) { - /* Use this FCF record */ - lpfc_copy_fcf_record(phba, new_fcf_record); - phba->fcf.addr_mode = addr_mode; - phba->fcf.fcf_flag |= FCF_BOOT_ENABLE; - if (vlan_id != 0xFFFF) { - phba->fcf.fcf_flag |= FCF_VALID_VLAN; - phba->fcf.vlan_id = vlan_id; - } - spin_unlock_irqrestore(&phba->hbalock, flags); + if (boot_flag && !(fcf_rec->flag & BOOT_ENABLE)) { + /* Choose this FCF record */ + __lpfc_update_fcf_record(phba, fcf_rec, new_fcf_record, + addr_mode, vlan_id, BOOT_ENABLE); + spin_unlock_irqrestore(&phba->hbalock, iflags); goto read_next_fcf; } /* - * If the current FCF record has boot flag set and the - * new FCF record does not have boot flag, read the next - * FCF record. + * If the driver FCF record has boot flag set and the + * new hba FCF record does not have boot flag, read + * the next FCF record. */ - if (!boot_flag && (phba->fcf.fcf_flag & FCF_BOOT_ENABLE)) { - spin_unlock_irqrestore(&phba->hbalock, flags); + if (!boot_flag && (fcf_rec->flag & BOOT_ENABLE)) { + spin_unlock_irqrestore(&phba->hbalock, iflags); goto read_next_fcf; } /* - * If there is a record with lower priority value for - * the current FCF, use that record. + * If the new hba FCF record has lower priority value + * than the driver FCF record, use the new record. */ - if (lpfc_fab_name_match(phba->fcf.fabric_name, - new_fcf_record) && - (new_fcf_record->fip_priority < phba->fcf.priority)) { - /* Use this FCF record */ - lpfc_copy_fcf_record(phba, new_fcf_record); - phba->fcf.addr_mode = addr_mode; - if (vlan_id != 0xFFFF) { - phba->fcf.fcf_flag |= FCF_VALID_VLAN; - phba->fcf.vlan_id = vlan_id; - } - spin_unlock_irqrestore(&phba->hbalock, flags); - goto read_next_fcf; + if (lpfc_fab_name_match(fcf_rec->fabric_name, new_fcf_record) && + (new_fcf_record->fip_priority < fcf_rec->priority)) { + /* Choose this FCF record */ + __lpfc_update_fcf_record(phba, fcf_rec, new_fcf_record, + addr_mode, vlan_id, 0); } - spin_unlock_irqrestore(&phba->hbalock, flags); + spin_unlock_irqrestore(&phba->hbalock, iflags); goto read_next_fcf; } /* - * This is the first available FCF record, use this - * record. + * This is the first suitable FCF record, choose this record for + * initial best-fit FCF. */ - lpfc_copy_fcf_record(phba, new_fcf_record); - phba->fcf.addr_mode = addr_mode; - if (boot_flag) - phba->fcf.fcf_flag |= FCF_BOOT_ENABLE; - phba->fcf.fcf_flag |= FCF_AVAILABLE; - if (vlan_id != 0xFFFF) { - phba->fcf.fcf_flag |= FCF_VALID_VLAN; - phba->fcf.vlan_id = vlan_id; + if (fcf_rec) { + __lpfc_update_fcf_record(phba, fcf_rec, new_fcf_record, + addr_mode, vlan_id, (boot_flag ? + BOOT_ENABLE : 0)); + phba->fcf.fcf_flag |= FCF_AVAILABLE; } - spin_unlock_irqrestore(&phba->hbalock, flags); + spin_unlock_irqrestore(&phba->hbalock, iflags); goto read_next_fcf; read_next_fcf: lpfc_sli4_mbox_cmd_free(phba, mboxq); - if (next_fcf_index == LPFC_FCOE_FCF_NEXT_NONE || next_fcf_index == 0) - lpfc_register_fcf(phba); - else + if (next_fcf_index == LPFC_FCOE_FCF_NEXT_NONE || next_fcf_index == 0) { + if (phba->fcf.fcf_flag & FCF_REDISC_FOV) { + /* + * Case of FCF fast failover scan + */ + + /* + * It has not found any suitable FCF record, cancel + * FCF scan inprogress, and do nothing + */ + if (!(phba->fcf.failover_rec.flag & RECORD_VALID)) { + spin_lock_irqsave(&phba->hbalock, iflags); + phba->hba_flag &= ~FCF_DISC_INPROGRESS; + spin_unlock_irqrestore(&phba->hbalock, iflags); + return; + } + /* + * It has found a suitable FCF record that is not + * the same as in-use FCF record, unregister the + * in-use FCF record, replace the in-use FCF record + * with the new FCF record, mark FCF fast failover + * completed, and then start register the new FCF + * record. + */ + + /* unregister the current in-use FCF record */ + lpfc_unregister_fcf(phba); + /* replace in-use record with the new record */ + memcpy(&phba->fcf.current_rec, + &phba->fcf.failover_rec, + sizeof(struct lpfc_fcf_rec)); + /* mark the FCF fast failover completed */ + spin_lock_irqsave(&phba->hbalock, iflags); + phba->fcf.fcf_flag &= ~FCF_REDISC_FOV; + spin_unlock_irqrestore(&phba->hbalock, iflags); + /* Register to the new FCF record */ + lpfc_register_fcf(phba); + } else { + /* + * In case of transaction period to fast FCF failover, + * do nothing when search to the end of the FCF table. + */ + if ((phba->fcf.fcf_flag & FCF_REDISC_EVT) || + (phba->fcf.fcf_flag & FCF_REDISC_PEND)) + return; + /* + * Otherwise, initial scan or post linkdown rescan, + * register with the best fit FCF record found so + * far through the scanning process. + */ + lpfc_register_fcf(phba); + } + } else lpfc_sli4_read_fcf_record(phba, next_fcf_index); return; @@ -1695,10 +1799,13 @@ out: * * This function handles completion of init vpi mailbox command. */ -static void +void lpfc_init_vpi_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) { struct lpfc_vport *vport = mboxq->vport; + struct lpfc_nodelist *ndlp; + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + if (mboxq->u.mb.mbxStatus) { lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX, @@ -1708,9 +1815,23 @@ lpfc_init_vpi_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) lpfc_vport_set_state(vport, FC_VPORT_FAILED); return; } - spin_lock_irq(&phba->hbalock); + spin_lock_irq(shost->host_lock); vport->fc_flag &= ~FC_VPORT_NEEDS_INIT_VPI; - spin_unlock_irq(&phba->hbalock); + spin_unlock_irq(shost->host_lock); + + /* If this port is physical port or FDISC is done, do reg_vpi */ + if ((phba->pport == vport) || (vport->port_state == LPFC_FDISC)) { + ndlp = lpfc_findnode_did(vport, Fabric_DID); + if (!ndlp) + lpfc_printf_vlog(vport, KERN_ERR, + LOG_DISCOVERY, + "2731 Cannot find fabric " + "controller node\n"); + else + lpfc_register_new_vport(phba, vport, ndlp); + mempool_free(mboxq, phba->mbox_mem_pool); + return; + } if (phba->link_flag & LS_NPIV_FAB_SUPPORTED) lpfc_initial_fdisc(vport); @@ -1719,10 +1840,42 @@ lpfc_init_vpi_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, "2606 No NPIV Fabric support\n"); } + mempool_free(mboxq, phba->mbox_mem_pool); return; } /** + * lpfc_issue_init_vpi - Issue init_vpi mailbox command. + * @vport: pointer to lpfc_vport data structure. + * + * This function issue a init_vpi mailbox command to initialize + * VPI for the vport. + */ +void +lpfc_issue_init_vpi(struct lpfc_vport *vport) +{ + LPFC_MBOXQ_t *mboxq; + int rc; + + mboxq = mempool_alloc(vport->phba->mbox_mem_pool, GFP_KERNEL); + if (!mboxq) { + lpfc_printf_vlog(vport, KERN_ERR, + LOG_MBOX, "2607 Failed to allocate " + "init_vpi mailbox\n"); + return; + } + lpfc_init_vpi(vport->phba, mboxq, vport->vpi); + mboxq->vport = vport; + mboxq->mbox_cmpl = lpfc_init_vpi_cmpl; + rc = lpfc_sli_issue_mbox(vport->phba, mboxq, MBX_NOWAIT); + if (rc == MBX_NOT_FINISHED) { + lpfc_printf_vlog(vport, KERN_ERR, + LOG_MBOX, "2608 Failed to issue init_vpi mailbox\n"); + mempool_free(mboxq, vport->phba->mbox_mem_pool); + } +} + +/** * lpfc_start_fdiscs - send fdiscs for each vports on this port. * @phba: pointer to lpfc hba data structure. * @@ -1734,8 +1887,6 @@ lpfc_start_fdiscs(struct lpfc_hba *phba) { struct lpfc_vport **vports; int i; - LPFC_MBOXQ_t *mboxq; - int rc; vports = lpfc_create_vport_work_array(phba); if (vports != NULL) { @@ -1754,26 +1905,7 @@ lpfc_start_fdiscs(struct lpfc_hba *phba) continue; } if (vports[i]->fc_flag & FC_VPORT_NEEDS_INIT_VPI) { - mboxq = mempool_alloc(phba->mbox_mem_pool, - GFP_KERNEL); - if (!mboxq) { - lpfc_printf_vlog(vports[i], KERN_ERR, - LOG_MBOX, "2607 Failed to allocate " - "init_vpi mailbox\n"); - continue; - } - lpfc_init_vpi(phba, mboxq, vports[i]->vpi); - mboxq->vport = vports[i]; - mboxq->mbox_cmpl = lpfc_init_vpi_cmpl; - rc = lpfc_sli_issue_mbox(phba, mboxq, - MBX_NOWAIT); - if (rc == MBX_NOT_FINISHED) { - lpfc_printf_vlog(vports[i], KERN_ERR, - LOG_MBOX, "2608 Failed to issue " - "init_vpi mailbox\n"); - mempool_free(mboxq, - phba->mbox_mem_pool); - } + lpfc_issue_init_vpi(vports[i]); continue; } if (phba->link_flag & LS_NPIV_FAB_SUPPORTED) @@ -1796,6 +1928,7 @@ lpfc_mbx_cmpl_reg_vfi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) { struct lpfc_dmabuf *dmabuf = mboxq->context1; struct lpfc_vport *vport = mboxq->vport; + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); if (mboxq->u.mb.mbxStatus) { lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX, @@ -1813,7 +1946,11 @@ lpfc_mbx_cmpl_reg_vfi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) goto fail_free_mem; } /* The VPI is implicitly registered when the VFI is registered */ + spin_lock_irq(shost->host_lock); vport->vpi_state |= LPFC_VPI_REGISTERED; + vport->fc_flag |= FC_VFI_REGISTERED; + vport->fc_flag &= ~FC_VPORT_NEEDS_REG_VPI; + spin_unlock_irq(shost->host_lock); if (vport->port_state == LPFC_FABRIC_CFG_LINK) { lpfc_start_fdiscs(phba); @@ -2050,8 +2187,7 @@ lpfc_mbx_process_link_up(struct lpfc_hba *phba, READ_LA_VAR *la) return; } spin_unlock_irq(&phba->hbalock); - rc = lpfc_sli4_read_fcf_record(phba, - LPFC_FCOE_FCF_GET_FIRST); + rc = lpfc_sli4_read_fcf_record(phba, LPFC_FCOE_FCF_GET_FIRST); if (rc) goto out; } @@ -2139,10 +2275,12 @@ lpfc_mbx_cmpl_read_la(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) } phba->fc_eventTag = la->eventTag; + spin_lock_irq(&phba->hbalock); if (la->mm) phba->sli.sli_flag |= LPFC_MENLO_MAINT; else phba->sli.sli_flag &= ~LPFC_MENLO_MAINT; + spin_unlock_irq(&phba->hbalock); phba->link_events++; if (la->attType == AT_LINK_UP && (!la->mm)) { @@ -2271,10 +2409,10 @@ lpfc_mbx_cmpl_unreg_vpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) mb->mbxStatus); break; } - spin_lock_irq(&phba->hbalock); + spin_lock_irq(shost->host_lock); vport->vpi_state &= ~LPFC_VPI_REGISTERED; vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI; - spin_unlock_irq(&phba->hbalock); + spin_unlock_irq(shost->host_lock); vport->unreg_vpi_cmpl = VPORT_OK; mempool_free(pmb, phba->mbox_mem_pool); /* @@ -2332,7 +2470,10 @@ lpfc_mbx_cmpl_reg_vpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) goto out; } + spin_lock_irq(shost->host_lock); vport->vpi_state |= LPFC_VPI_REGISTERED; + vport->fc_flag &= ~FC_VPORT_NEEDS_REG_VPI; + spin_unlock_irq(shost->host_lock); vport->num_disc_nodes = 0; /* go thru NPR list and issue ELS PLOGIs */ if (vport->fc_npr_cnt) @@ -3218,6 +3359,34 @@ lpfc_unreg_rpi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) return 0; } +/** + * lpfc_unreg_hba_rpis - Unregister rpis registered to the hba. + * @phba: pointer to lpfc hba data structure. + * + * This routine is invoked to unregister all the currently registered RPIs + * to the HBA. + **/ +void +lpfc_unreg_hba_rpis(struct lpfc_hba *phba) +{ + struct lpfc_vport **vports; + struct lpfc_nodelist *ndlp; + struct Scsi_Host *shost; + int i; + + vports = lpfc_create_vport_work_array(phba); + for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { + shost = lpfc_shost_from_vport(vports[i]); + spin_lock_irq(shost->host_lock); + list_for_each_entry(ndlp, &vports[i]->fc_nodes, nlp_listp) { + if (ndlp->nlp_flag & NLP_RPI_VALID) + lpfc_unreg_rpi(vports[i], ndlp); + } + spin_unlock_irq(shost->host_lock); + } + lpfc_destroy_vport_work_array(phba, vports); +} + void lpfc_unreg_all_rpis(struct lpfc_vport *vport) { @@ -4448,63 +4617,56 @@ lpfc_unregister_fcfi_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) } /** - * lpfc_unregister_unused_fcf - Unregister FCF if all devices are disconnected. + * lpfc_unregister_fcf_prep - Unregister fcf record preparation * @phba: Pointer to hba context object. * - * This function check if there are any connected remote port for the FCF and - * if all the devices are disconnected, this function unregister FCFI. - * This function also tries to use another FCF for discovery. + * This function prepare the HBA for unregistering the currently registered + * FCF from the HBA. It performs unregistering, in order, RPIs, VPIs, and + * VFIs. */ -void -lpfc_unregister_unused_fcf(struct lpfc_hba *phba) +int +lpfc_unregister_fcf_prep(struct lpfc_hba *phba) { LPFC_MBOXQ_t *mbox; - int rc; struct lpfc_vport **vports; - int i; - - spin_lock_irq(&phba->hbalock); - /* - * If HBA is not running in FIP mode or - * If HBA does not support FCoE or - * If FCF is not registered. - * do nothing. - */ - if (!(phba->hba_flag & HBA_FCOE_SUPPORT) || - !(phba->fcf.fcf_flag & FCF_REGISTERED) || - (!(phba->hba_flag & HBA_FIP_SUPPORT))) { - spin_unlock_irq(&phba->hbalock); - return; - } - spin_unlock_irq(&phba->hbalock); + struct lpfc_nodelist *ndlp; + struct Scsi_Host *shost; + int i, rc; + /* Unregister RPIs */ if (lpfc_fcf_inuse(phba)) - return; + lpfc_unreg_hba_rpis(phba); /* At this point, all discovery is aborted */ phba->pport->port_state = LPFC_VPORT_UNKNOWN; /* Unregister VPIs */ vports = lpfc_create_vport_work_array(phba); - if (vports && - (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED)) + if (vports && (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED)) for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { + /* Stop FLOGI/FDISC retries */ + ndlp = lpfc_findnode_did(vports[i], Fabric_DID); + if (ndlp) + lpfc_cancel_retry_delay_tmo(vports[i], ndlp); lpfc_mbx_unreg_vpi(vports[i]); - spin_lock_irq(&phba->hbalock); + shost = lpfc_shost_from_vport(vports[i]); + spin_lock_irq(shost->host_lock); vports[i]->fc_flag |= FC_VPORT_NEEDS_INIT_VPI; vports[i]->vpi_state &= ~LPFC_VPI_REGISTERED; - spin_unlock_irq(&phba->hbalock); + spin_unlock_irq(shost->host_lock); } lpfc_destroy_vport_work_array(phba, vports); + /* Cleanup any outstanding ELS commands */ + lpfc_els_flush_all_cmd(phba); + /* Unregister VFI */ mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); if (!mbox) { lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY|LOG_MBOX, - "2556 UNREG_VFI mbox allocation failed" - "HBA state x%x\n", - phba->pport->port_state); - return; + "2556 UNREG_VFI mbox allocation failed" + "HBA state x%x\n", phba->pport->port_state); + return -ENOMEM; } lpfc_unreg_vfi(mbox, phba->pport); @@ -4514,58 +4676,163 @@ lpfc_unregister_unused_fcf(struct lpfc_hba *phba) rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT); if (rc == MBX_NOT_FINISHED) { lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY|LOG_MBOX, - "2557 UNREG_VFI issue mbox failed rc x%x " - "HBA state x%x\n", - rc, phba->pport->port_state); + "2557 UNREG_VFI issue mbox failed rc x%x " + "HBA state x%x\n", + rc, phba->pport->port_state); mempool_free(mbox, phba->mbox_mem_pool); - return; + return -EIO; } - /* Unregister FCF */ + shost = lpfc_shost_from_vport(phba->pport); + spin_lock_irq(shost->host_lock); + phba->pport->fc_flag &= ~FC_VFI_REGISTERED; + spin_unlock_irq(shost->host_lock); + + return 0; +} + +/** + * lpfc_sli4_unregister_fcf - Unregister currently registered FCF record + * @phba: Pointer to hba context object. + * + * This function issues synchronous unregister FCF mailbox command to HBA to + * unregister the currently registered FCF record. The driver does not reset + * the driver FCF usage state flags. + * + * Return 0 if successfully issued, none-zero otherwise. + */ +int +lpfc_sli4_unregister_fcf(struct lpfc_hba *phba) +{ + LPFC_MBOXQ_t *mbox; + int rc; + mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); if (!mbox) { lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY|LOG_MBOX, - "2551 UNREG_FCFI mbox allocation failed" - "HBA state x%x\n", - phba->pport->port_state); - return; + "2551 UNREG_FCFI mbox allocation failed" + "HBA state x%x\n", phba->pport->port_state); + return -ENOMEM; } - lpfc_unreg_fcfi(mbox, phba->fcf.fcfi); mbox->vport = phba->pport; mbox->mbox_cmpl = lpfc_unregister_fcfi_cmpl; rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT); if (rc == MBX_NOT_FINISHED) { - lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY|LOG_MBOX, - "2552 UNREG_FCFI issue mbox failed rc x%x " - "HBA state x%x\n", - rc, phba->pport->port_state); - mempool_free(mbox, phba->mbox_mem_pool); + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "2552 Unregister FCFI command failed rc x%x " + "HBA state x%x\n", + rc, phba->pport->port_state); + return -EINVAL; + } + return 0; +} + +/** + * lpfc_unregister_fcf_rescan - Unregister currently registered fcf and rescan + * @phba: Pointer to hba context object. + * + * This function unregisters the currently reigstered FCF. This function + * also tries to find another FCF for discovery by rescan the HBA FCF table. + */ +void +lpfc_unregister_fcf_rescan(struct lpfc_hba *phba) +{ + int rc; + + /* Preparation for unregistering fcf */ + rc = lpfc_unregister_fcf_prep(phba); + if (rc) { + lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, + "2748 Failed to prepare for unregistering " + "HBA's FCF record: rc=%d\n", rc); return; } - spin_lock_irq(&phba->hbalock); - phba->fcf.fcf_flag &= ~(FCF_AVAILABLE | FCF_REGISTERED | - FCF_DISCOVERED | FCF_BOOT_ENABLE | FCF_IN_USE | - FCF_VALID_VLAN); - spin_unlock_irq(&phba->hbalock); + /* Now, unregister FCF record and reset HBA FCF state */ + rc = lpfc_sli4_unregister_fcf(phba); + if (rc) + return; + /* Reset HBA FCF states after successful unregister FCF */ + phba->fcf.fcf_flag = 0; /* * If driver is not unloading, check if there is any other * FCF record that can be used for discovery. */ if ((phba->pport->load_flag & FC_UNLOADING) || - (phba->link_state < LPFC_LINK_UP)) + (phba->link_state < LPFC_LINK_UP)) return; rc = lpfc_sli4_read_fcf_record(phba, LPFC_FCOE_FCF_GET_FIRST); if (rc) lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY|LOG_MBOX, - "2553 lpfc_unregister_unused_fcf failed to read FCF" - " record HBA state x%x\n", - phba->pport->port_state); + "2553 lpfc_unregister_unused_fcf failed " + "to read FCF record HBA state x%x\n", + phba->pport->port_state); +} + +/** + * lpfc_unregister_fcf - Unregister the currently registered fcf record + * @phba: Pointer to hba context object. + * + * This function just unregisters the currently reigstered FCF. It does not + * try to find another FCF for discovery. + */ +void +lpfc_unregister_fcf(struct lpfc_hba *phba) +{ + int rc; + + /* Preparation for unregistering fcf */ + rc = lpfc_unregister_fcf_prep(phba); + if (rc) { + lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, + "2749 Failed to prepare for unregistering " + "HBA's FCF record: rc=%d\n", rc); + return; + } + + /* Now, unregister FCF record and reset HBA FCF state */ + rc = lpfc_sli4_unregister_fcf(phba); + if (rc) + return; + /* Set proper HBA FCF states after successful unregister FCF */ + spin_lock_irq(&phba->hbalock); + phba->fcf.fcf_flag &= ~FCF_REGISTERED; + spin_unlock_irq(&phba->hbalock); +} + +/** + * lpfc_unregister_unused_fcf - Unregister FCF if all devices are disconnected. + * @phba: Pointer to hba context object. + * + * This function check if there are any connected remote port for the FCF and + * if all the devices are disconnected, this function unregister FCFI. + * This function also tries to use another FCF for discovery. + */ +void +lpfc_unregister_unused_fcf(struct lpfc_hba *phba) +{ + /* + * If HBA is not running in FIP mode or if HBA does not support + * FCoE or if FCF is not registered, do nothing. + */ + spin_lock_irq(&phba->hbalock); + if (!(phba->hba_flag & HBA_FCOE_SUPPORT) || + !(phba->fcf.fcf_flag & FCF_REGISTERED) || + !(phba->hba_flag & HBA_FIP_SUPPORT)) { + spin_unlock_irq(&phba->hbalock); + return; + } + spin_unlock_irq(&phba->hbalock); + + if (lpfc_fcf_inuse(phba)) + return; + + lpfc_unregister_fcf_rescan(phba); } /** diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h index c9faa1d8c3c..89ff7c09e29 100644 --- a/drivers/scsi/lpfc/lpfc_hw.h +++ b/drivers/scsi/lpfc/lpfc_hw.h @@ -1,7 +1,7 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2004-2009 Emulex. All rights reserved. * + * Copyright (C) 2004-2010 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * * www.emulex.com * * * @@ -1346,6 +1346,9 @@ typedef struct { /* FireFly BIU registers */ #define MBX_HEARTBEAT 0x31 #define MBX_WRITE_VPARMS 0x32 #define MBX_ASYNCEVT_ENABLE 0x33 +#define MBX_READ_EVENT_LOG_STATUS 0x37 +#define MBX_READ_EVENT_LOG 0x38 +#define MBX_WRITE_EVENT_LOG 0x39 #define MBX_PORT_CAPABILITIES 0x3B #define MBX_PORT_IOV_CONTROL 0x3C @@ -1465,17 +1468,13 @@ typedef struct { /* FireFly BIU registers */ #define CMD_IOCB_LOGENTRY_CN 0x94 #define CMD_IOCB_LOGENTRY_ASYNC_CN 0x96 -/* Unhandled Data Security SLI Commands */ -#define DSSCMD_IWRITE64_CR 0xD8 -#define DSSCMD_IWRITE64_CX 0xD9 -#define DSSCMD_IREAD64_CR 0xDA -#define DSSCMD_IREAD64_CX 0xDB -#define DSSCMD_INVALIDATE_DEK 0xDC -#define DSSCMD_SET_KEK 0xDD -#define DSSCMD_GET_KEK_ID 0xDE -#define DSSCMD_GEN_XFER 0xDF - -#define CMD_MAX_IOCB_CMD 0xE6 +/* Data Security SLI Commands */ +#define DSSCMD_IWRITE64_CR 0xF8 +#define DSSCMD_IWRITE64_CX 0xF9 +#define DSSCMD_IREAD64_CR 0xFA +#define DSSCMD_IREAD64_CX 0xFB + +#define CMD_MAX_IOCB_CMD 0xFB #define CMD_IOCB_MASK 0xff #define MAX_MSG_DATA 28 /* max msg data in CMD_ADAPTER_MSG diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h index 8a2a1c5935c..820015fbc4d 100644 --- a/drivers/scsi/lpfc/lpfc_hw4.h +++ b/drivers/scsi/lpfc/lpfc_hw4.h @@ -52,35 +52,37 @@ struct dma_address { uint32_t addr_hi; }; -#define LPFC_SLIREV_CONF_WORD 0x58 struct lpfc_sli_intf { uint32_t word0; -#define lpfc_sli_intf_iftype_MASK 0x00000007 -#define lpfc_sli_intf_iftype_SHIFT 0 -#define lpfc_sli_intf_iftype_WORD word0 -#define lpfc_sli_intf_rev_MASK 0x0000000f -#define lpfc_sli_intf_rev_SHIFT 4 -#define lpfc_sli_intf_rev_WORD word0 -#define LPFC_SLIREV_CONF_SLI4 4 -#define lpfc_sli_intf_family_MASK 0x000000ff -#define lpfc_sli_intf_family_SHIFT 8 -#define lpfc_sli_intf_family_WORD word0 -#define lpfc_sli_intf_feat1_MASK 0x000000ff -#define lpfc_sli_intf_feat1_SHIFT 16 -#define lpfc_sli_intf_feat1_WORD word0 -#define lpfc_sli_intf_feat2_MASK 0x0000001f -#define lpfc_sli_intf_feat2_SHIFT 24 -#define lpfc_sli_intf_feat2_WORD word0 -#define lpfc_sli_intf_valid_MASK 0x00000007 -#define lpfc_sli_intf_valid_SHIFT 29 -#define lpfc_sli_intf_valid_WORD word0 +#define lpfc_sli_intf_valid_SHIFT 29 +#define lpfc_sli_intf_valid_MASK 0x00000007 +#define lpfc_sli_intf_valid_WORD word0 #define LPFC_SLI_INTF_VALID 6 +#define lpfc_sli_intf_featurelevel2_SHIFT 24 +#define lpfc_sli_intf_featurelevel2_MASK 0x0000001F +#define lpfc_sli_intf_featurelevel2_WORD word0 +#define lpfc_sli_intf_featurelevel1_SHIFT 16 +#define lpfc_sli_intf_featurelevel1_MASK 0x000000FF +#define lpfc_sli_intf_featurelevel1_WORD word0 +#define LPFC_SLI_INTF_FEATURELEVEL1_1 1 +#define LPFC_SLI_INTF_FEATURELEVEL1_2 2 +#define lpfc_sli_intf_sli_family_SHIFT 8 +#define lpfc_sli_intf_sli_family_MASK 0x000000FF +#define lpfc_sli_intf_sli_family_WORD word0 +#define LPFC_SLI_INTF_FAMILY_BE2 0 +#define LPFC_SLI_INTF_FAMILY_BE3 1 +#define lpfc_sli_intf_slirev_SHIFT 4 +#define lpfc_sli_intf_slirev_MASK 0x0000000F +#define lpfc_sli_intf_slirev_WORD word0 +#define LPFC_SLI_INTF_REV_SLI3 3 +#define LPFC_SLI_INTF_REV_SLI4 4 +#define lpfc_sli_intf_if_type_SHIFT 0 +#define lpfc_sli_intf_if_type_MASK 0x00000007 +#define lpfc_sli_intf_if_type_WORD word0 +#define LPFC_SLI_INTF_IF_TYPE_0 0 +#define LPFC_SLI_INTF_IF_TYPE_1 1 }; -#define LPFC_SLI4_BAR0 1 -#define LPFC_SLI4_BAR1 2 -#define LPFC_SLI4_BAR2 4 - #define LPFC_SLI4_MBX_EMBED true #define LPFC_SLI4_MBX_NEMBED false @@ -161,6 +163,9 @@ struct lpfc_sli_intf { #define LPFC_FP_DEF_IMAX 10000 #define LPFC_SP_DEF_IMAX 10000 +/* PORT_CAPABILITIES constants. */ +#define LPFC_MAX_SUPPORTED_PAGES 8 + struct ulp_bde64 { union ULP_BDE_TUS { uint32_t w; @@ -516,7 +521,7 @@ struct lpfc_register { #define LPFC_UERR_STATUS_LO 0x00A0 #define LPFC_UE_MASK_HI 0x00AC #define LPFC_UE_MASK_LO 0x00A8 -#define LPFC_SCRATCHPAD 0x0058 +#define LPFC_SLI_INTF 0x0058 /* BAR0 Registers */ #define LPFC_HST_STATE 0x00AC @@ -576,19 +581,6 @@ struct lpfc_register { #define LPFC_POST_STAGE_ARMFW_READY 0xC000 #define LPFC_POST_STAGE_ARMFW_UE 0xF000 -#define lpfc_scratchpad_slirev_SHIFT 4 -#define lpfc_scratchpad_slirev_MASK 0xF -#define lpfc_scratchpad_slirev_WORD word0 -#define lpfc_scratchpad_chiptype_SHIFT 8 -#define lpfc_scratchpad_chiptype_MASK 0xFF -#define lpfc_scratchpad_chiptype_WORD word0 -#define lpfc_scratchpad_featurelevel1_SHIFT 16 -#define lpfc_scratchpad_featurelevel1_MASK 0xFF -#define lpfc_scratchpad_featurelevel1_WORD word0 -#define lpfc_scratchpad_featurelevel2_SHIFT 24 -#define lpfc_scratchpad_featurelevel2_MASK 0xFF -#define lpfc_scratchpad_featurelevel2_WORD word0 - /* BAR1 Registers */ #define LPFC_IMR_MASK_ALL 0xFFFFFFFF #define LPFC_ISCR_CLEAR_ALL 0xFFFFFFFF @@ -801,6 +793,7 @@ struct mbox_header { #define LPFC_MBOX_OPCODE_FCOE_ADD_FCF 0x09 #define LPFC_MBOX_OPCODE_FCOE_DELETE_FCF 0x0A #define LPFC_MBOX_OPCODE_FCOE_POST_HDR_TEMPLATE 0x0B +#define LPFC_MBOX_OPCODE_FCOE_REDISCOVER_FCF 0x10 /* Mailbox command structures */ struct eq_context { @@ -1149,10 +1142,7 @@ struct sli4_sge { /* SLI-4 */ this flag !! */ #define lpfc_sli4_sge_last_MASK 0x00000001 #define lpfc_sli4_sge_last_WORD word2 - uint32_t word3; -#define lpfc_sli4_sge_len_SHIFT 0 -#define lpfc_sli4_sge_len_MASK 0x0001FFFF -#define lpfc_sli4_sge_len_WORD word3 + uint32_t sge_len; }; struct fcf_record { @@ -1301,6 +1291,19 @@ struct lpfc_mbx_del_fcf_tbl_entry { #define lpfc_mbx_del_fcf_tbl_index_WORD word10 }; +struct lpfc_mbx_redisc_fcf_tbl { + struct mbox_header header; + uint32_t word10; +#define lpfc_mbx_redisc_fcf_count_SHIFT 0 +#define lpfc_mbx_redisc_fcf_count_MASK 0x0000FFFF +#define lpfc_mbx_redisc_fcf_count_WORD word10 + uint32_t resvd; + uint32_t word12; +#define lpfc_mbx_redisc_fcf_index_SHIFT 0 +#define lpfc_mbx_redisc_fcf_index_MASK 0x0000FFFF +#define lpfc_mbx_redisc_fcf_index_WORD word12 +}; + struct lpfc_mbx_query_fw_cfg { struct mbox_header header; uint32_t config_number; @@ -1834,6 +1837,177 @@ struct lpfc_mbx_request_features { #define lpfc_mbx_rq_ftr_rsp_ifip_WORD word3 }; +struct lpfc_mbx_supp_pages { + uint32_t word1; +#define qs_SHIFT 0 +#define qs_MASK 0x00000001 +#define qs_WORD word1 +#define wr_SHIFT 1 +#define wr_MASK 0x00000001 +#define wr_WORD word1 +#define pf_SHIFT 8 +#define pf_MASK 0x000000ff +#define pf_WORD word1 +#define cpn_SHIFT 16 +#define cpn_MASK 0x000000ff +#define cpn_WORD word1 + uint32_t word2; +#define list_offset_SHIFT 0 +#define list_offset_MASK 0x000000ff +#define list_offset_WORD word2 +#define next_offset_SHIFT 8 +#define next_offset_MASK 0x000000ff +#define next_offset_WORD word2 +#define elem_cnt_SHIFT 16 +#define elem_cnt_MASK 0x000000ff +#define elem_cnt_WORD word2 + uint32_t word3; +#define pn_0_SHIFT 24 +#define pn_0_MASK 0x000000ff +#define pn_0_WORD word3 +#define pn_1_SHIFT 16 +#define pn_1_MASK 0x000000ff +#define pn_1_WORD word3 +#define pn_2_SHIFT 8 +#define pn_2_MASK 0x000000ff +#define pn_2_WORD word3 +#define pn_3_SHIFT 0 +#define pn_3_MASK 0x000000ff +#define pn_3_WORD word3 + uint32_t word4; +#define pn_4_SHIFT 24 +#define pn_4_MASK 0x000000ff +#define pn_4_WORD word4 +#define pn_5_SHIFT 16 +#define pn_5_MASK 0x000000ff +#define pn_5_WORD word4 +#define pn_6_SHIFT 8 +#define pn_6_MASK 0x000000ff +#define pn_6_WORD word4 +#define pn_7_SHIFT 0 +#define pn_7_MASK 0x000000ff +#define pn_7_WORD word4 + uint32_t rsvd[27]; +#define LPFC_SUPP_PAGES 0 +#define LPFC_BLOCK_GUARD_PROFILES 1 +#define LPFC_SLI4_PARAMETERS 2 +}; + +struct lpfc_mbx_sli4_params { + uint32_t word1; +#define qs_SHIFT 0 +#define qs_MASK 0x00000001 +#define qs_WORD word1 +#define wr_SHIFT 1 +#define wr_MASK 0x00000001 +#define wr_WORD word1 +#define pf_SHIFT 8 +#define pf_MASK 0x000000ff +#define pf_WORD word1 +#define cpn_SHIFT 16 +#define cpn_MASK 0x000000ff +#define cpn_WORD word1 + uint32_t word2; +#define if_type_SHIFT 0 +#define if_type_MASK 0x00000007 +#define if_type_WORD word2 +#define sli_rev_SHIFT 4 +#define sli_rev_MASK 0x0000000f +#define sli_rev_WORD word2 +#define sli_family_SHIFT 8 +#define sli_family_MASK 0x000000ff +#define sli_family_WORD word2 +#define featurelevel_1_SHIFT 16 +#define featurelevel_1_MASK 0x000000ff +#define featurelevel_1_WORD word2 +#define featurelevel_2_SHIFT 24 +#define featurelevel_2_MASK 0x0000001f +#define featurelevel_2_WORD word2 + uint32_t word3; +#define fcoe_SHIFT 0 +#define fcoe_MASK 0x00000001 +#define fcoe_WORD word3 +#define fc_SHIFT 1 +#define fc_MASK 0x00000001 +#define fc_WORD word3 +#define nic_SHIFT 2 +#define nic_MASK 0x00000001 +#define nic_WORD word3 +#define iscsi_SHIFT 3 +#define iscsi_MASK 0x00000001 +#define iscsi_WORD word3 +#define rdma_SHIFT 4 +#define rdma_MASK 0x00000001 +#define rdma_WORD word3 + uint32_t sge_supp_len; + uint32_t word5; +#define if_page_sz_SHIFT 0 +#define if_page_sz_MASK 0x0000ffff +#define if_page_sz_WORD word5 +#define loopbk_scope_SHIFT 24 +#define loopbk_scope_MASK 0x0000000f +#define loopbk_scope_WORD word5 +#define rq_db_window_SHIFT 28 +#define rq_db_window_MASK 0x0000000f +#define rq_db_window_WORD word5 + uint32_t word6; +#define eq_pages_SHIFT 0 +#define eq_pages_MASK 0x0000000f +#define eq_pages_WORD word6 +#define eqe_size_SHIFT 8 +#define eqe_size_MASK 0x000000ff +#define eqe_size_WORD word6 + uint32_t word7; +#define cq_pages_SHIFT 0 +#define cq_pages_MASK 0x0000000f +#define cq_pages_WORD word7 +#define cqe_size_SHIFT 8 +#define cqe_size_MASK 0x000000ff +#define cqe_size_WORD word7 + uint32_t word8; +#define mq_pages_SHIFT 0 +#define mq_pages_MASK 0x0000000f +#define mq_pages_WORD word8 +#define mqe_size_SHIFT 8 +#define mqe_size_MASK 0x000000ff +#define mqe_size_WORD word8 +#define mq_elem_cnt_SHIFT 16 +#define mq_elem_cnt_MASK 0x000000ff +#define mq_elem_cnt_WORD word8 + uint32_t word9; +#define wq_pages_SHIFT 0 +#define wq_pages_MASK 0x0000ffff +#define wq_pages_WORD word9 +#define wqe_size_SHIFT 8 +#define wqe_size_MASK 0x000000ff +#define wqe_size_WORD word9 + uint32_t word10; +#define rq_pages_SHIFT 0 +#define rq_pages_MASK 0x0000ffff +#define rq_pages_WORD word10 +#define rqe_size_SHIFT 8 +#define rqe_size_MASK 0x000000ff +#define rqe_size_WORD word10 + uint32_t word11; +#define hdr_pages_SHIFT 0 +#define hdr_pages_MASK 0x0000000f +#define hdr_pages_WORD word11 +#define hdr_size_SHIFT 8 +#define hdr_size_MASK 0x0000000f +#define hdr_size_WORD word11 +#define hdr_pp_align_SHIFT 16 +#define hdr_pp_align_MASK 0x0000ffff +#define hdr_pp_align_WORD word11 + uint32_t word12; +#define sgl_pages_SHIFT 0 +#define sgl_pages_MASK 0x0000000f +#define sgl_pages_WORD word12 +#define sgl_pp_align_SHIFT 16 +#define sgl_pp_align_MASK 0x0000ffff +#define sgl_pp_align_WORD word12 + uint32_t rsvd_13_63[51]; +}; + /* Mailbox Completion Queue Error Messages */ #define MB_CQE_STATUS_SUCCESS 0x0 #define MB_CQE_STATUS_INSUFFICIENT_PRIVILEGES 0x1 @@ -1863,6 +2037,7 @@ struct lpfc_mqe { struct lpfc_mbx_read_fcf_tbl read_fcf_tbl; struct lpfc_mbx_add_fcf_tbl_entry add_fcf_entry; struct lpfc_mbx_del_fcf_tbl_entry del_fcf_entry; + struct lpfc_mbx_redisc_fcf_tbl redisc_fcf_tbl; struct lpfc_mbx_reg_fcfi reg_fcfi; struct lpfc_mbx_unreg_fcfi unreg_fcfi; struct lpfc_mbx_mq_create mq_create; @@ -1883,6 +2058,8 @@ struct lpfc_mqe { struct lpfc_mbx_request_features req_ftrs; struct lpfc_mbx_post_hdr_tmpl hdr_tmpl; struct lpfc_mbx_query_fw_cfg query_fw_cfg; + struct lpfc_mbx_supp_pages supp_pages; + struct lpfc_mbx_sli4_params sli4_params; struct lpfc_mbx_nop nop; } un; }; @@ -1959,6 +2136,9 @@ struct lpfc_acqe_link { #define LPFC_ASYNC_LINK_FAULT_NONE 0x0 #define LPFC_ASYNC_LINK_FAULT_LOCAL 0x1 #define LPFC_ASYNC_LINK_FAULT_REMOTE 0x2 +#define lpfc_acqe_qos_link_speed_SHIFT 16 +#define lpfc_acqe_qos_link_speed_MASK 0x0000FFFF +#define lpfc_acqe_qos_link_speed_WORD word1 uint32_t event_tag; uint32_t trailer; }; @@ -1976,6 +2156,7 @@ struct lpfc_acqe_fcoe { #define LPFC_FCOE_EVENT_TYPE_FCF_TABLE_FULL 0x2 #define LPFC_FCOE_EVENT_TYPE_FCF_DEAD 0x3 #define LPFC_FCOE_EVENT_TYPE_CVL 0x4 +#define LPFC_FCOE_EVENT_TYPE_FCF_PARAM_MOD 0x5 uint32_t event_tag; uint32_t trailer; }; diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index b8eb1b6e5e7..d29ac7c317d 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -1,7 +1,7 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2004-2009 Emulex. All rights reserved. * + * Copyright (C) 2004-2010 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * * www.emulex.com * * Portions Copyright (C) 2004-2005 Christoph Hellwig * @@ -544,7 +544,7 @@ lpfc_config_port_post(struct lpfc_hba *phba) mempool_free(pmb, phba->mbox_mem_pool); return -EIO; } - } else { + } else if (phba->cfg_suppress_link_up == 0) { lpfc_init_link(phba, pmb, phba->cfg_topology, phba->cfg_link_speed); pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; @@ -603,6 +603,102 @@ lpfc_config_port_post(struct lpfc_hba *phba) } /** + * lpfc_hba_init_link - Initialize the FC link + * @phba: pointer to lpfc hba data structure. + * + * This routine will issue the INIT_LINK mailbox command call. + * It is available to other drivers through the lpfc_hba data + * structure for use as a delayed link up mechanism with the + * module parameter lpfc_suppress_link_up. + * + * Return code + * 0 - success + * Any other value - error + **/ +int +lpfc_hba_init_link(struct lpfc_hba *phba) +{ + struct lpfc_vport *vport = phba->pport; + LPFC_MBOXQ_t *pmb; + MAILBOX_t *mb; + int rc; + + pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (!pmb) { + phba->link_state = LPFC_HBA_ERROR; + return -ENOMEM; + } + mb = &pmb->u.mb; + pmb->vport = vport; + + lpfc_init_link(phba, pmb, phba->cfg_topology, + phba->cfg_link_speed); + pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; + lpfc_set_loopback_flag(phba); + rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT); + if (rc != MBX_SUCCESS) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "0498 Adapter failed to init, mbxCmd x%x " + "INIT_LINK, mbxStatus x%x\n", + mb->mbxCommand, mb->mbxStatus); + /* Clear all interrupt enable conditions */ + writel(0, phba->HCregaddr); + readl(phba->HCregaddr); /* flush */ + /* Clear all pending interrupts */ + writel(0xffffffff, phba->HAregaddr); + readl(phba->HAregaddr); /* flush */ + phba->link_state = LPFC_HBA_ERROR; + if (rc != MBX_BUSY) + mempool_free(pmb, phba->mbox_mem_pool); + return -EIO; + } + phba->cfg_suppress_link_up = 0; + + return 0; +} + +/** + * lpfc_hba_down_link - this routine downs the FC link + * + * This routine will issue the DOWN_LINK mailbox command call. + * It is available to other drivers through the lpfc_hba data + * structure for use to stop the link. + * + * Return code + * 0 - success + * Any other value - error + **/ +int +lpfc_hba_down_link(struct lpfc_hba *phba) +{ + LPFC_MBOXQ_t *pmb; + int rc; + + pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (!pmb) { + phba->link_state = LPFC_HBA_ERROR; + return -ENOMEM; + } + + lpfc_printf_log(phba, + KERN_ERR, LOG_INIT, + "0491 Adapter Link is disabled.\n"); + lpfc_down_link(phba, pmb); + pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; + rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT); + if ((rc != MBX_SUCCESS) && (rc != MBX_BUSY)) { + lpfc_printf_log(phba, + KERN_ERR, LOG_INIT, + "2522 Adapter failed to issue DOWN_LINK" + " mbox command rc 0x%x\n", rc); + + mempool_free(pmb, phba->mbox_mem_pool); + return -EIO; + } + return 0; +} + +/** * lpfc_hba_down_prep - Perform lpfc uninitialization prior to HBA reset * @phba: pointer to lpfc HBA data structure. * @@ -2073,6 +2169,44 @@ lpfc_stop_vport_timers(struct lpfc_vport *vport) } /** + * __lpfc_sli4_stop_fcf_redisc_wait_timer - Stop FCF rediscovery wait timer + * @phba: pointer to lpfc hba data structure. + * + * This routine stops the SLI4 FCF rediscover wait timer if it's on. The + * caller of this routine should already hold the host lock. + **/ +void +__lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *phba) +{ + /* Clear pending FCF rediscovery wait timer */ + phba->fcf.fcf_flag &= ~FCF_REDISC_PEND; + /* Now, try to stop the timer */ + del_timer(&phba->fcf.redisc_wait); +} + +/** + * lpfc_sli4_stop_fcf_redisc_wait_timer - Stop FCF rediscovery wait timer + * @phba: pointer to lpfc hba data structure. + * + * This routine stops the SLI4 FCF rediscover wait timer if it's on. It + * checks whether the FCF rediscovery wait timer is pending with the host + * lock held before proceeding with disabling the timer and clearing the + * wait timer pendig flag. + **/ +void +lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *phba) +{ + spin_lock_irq(&phba->hbalock); + if (!(phba->fcf.fcf_flag & FCF_REDISC_PEND)) { + /* FCF rediscovery timer already fired or stopped */ + spin_unlock_irq(&phba->hbalock); + return; + } + __lpfc_sli4_stop_fcf_redisc_wait_timer(phba); + spin_unlock_irq(&phba->hbalock); +} + +/** * lpfc_stop_hba_timers - Stop all the timers associated with an HBA * @phba: pointer to lpfc hba data structure. * @@ -2096,6 +2230,7 @@ lpfc_stop_hba_timers(struct lpfc_hba *phba) break; case LPFC_PCI_DEV_OC: /* Stop any OneConnect device sepcific driver timers */ + lpfc_sli4_stop_fcf_redisc_wait_timer(phba); break; default: lpfc_printf_log(phba, KERN_ERR, LOG_INIT, @@ -2228,6 +2363,7 @@ lpfc_offline_prep(struct lpfc_hba * phba) struct lpfc_vport *vport = phba->pport; struct lpfc_nodelist *ndlp, *next_ndlp; struct lpfc_vport **vports; + struct Scsi_Host *shost; int i; if (vport->fc_flag & FC_OFFLINE_MODE) @@ -2241,11 +2377,15 @@ lpfc_offline_prep(struct lpfc_hba * phba) vports = lpfc_create_vport_work_array(phba); if (vports != NULL) { for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { - struct Scsi_Host *shost; - if (vports[i]->load_flag & FC_UNLOADING) continue; + shost = lpfc_shost_from_vport(vports[i]); + spin_lock_irq(shost->host_lock); vports[i]->vpi_state &= ~LPFC_VPI_REGISTERED; + vports[i]->fc_flag |= FC_VPORT_NEEDS_REG_VPI; + vports[i]->fc_flag &= ~FC_VFI_REGISTERED; + spin_unlock_irq(shost->host_lock); + shost = lpfc_shost_from_vport(vports[i]); list_for_each_entry_safe(ndlp, next_ndlp, &vports[i]->fc_nodes, @@ -2401,7 +2541,8 @@ lpfc_create_port(struct lpfc_hba *phba, int instance, struct device *dev) shost->this_id = -1; shost->max_cmd_len = 16; if (phba->sli_rev == LPFC_SLI_REV4) { - shost->dma_boundary = LPFC_SLI4_MAX_SEGMENT_SIZE; + shost->dma_boundary = + phba->sli4_hba.pc_sli4_params.sge_supp_len; shost->sg_tablesize = phba->cfg_sg_seg_cnt; } @@ -2650,8 +2791,6 @@ lpfc_stop_port_s4(struct lpfc_hba *phba) lpfc_stop_hba_timers(phba); phba->pport->work_port_events = 0; phba->sli4_hba.intr_enable = 0; - /* Hard clear it for now, shall have more graceful way to wait later */ - phba->sli.sli_flag &= ~LPFC_SLI_MBOX_ACTIVE; } /** @@ -2703,7 +2842,7 @@ lpfc_sli_remove_dflt_fcf(struct lpfc_hba *phba) del_fcf_record = &mboxq->u.mqe.un.del_fcf_entry; bf_set(lpfc_mbx_del_fcf_tbl_count, del_fcf_record, 1); bf_set(lpfc_mbx_del_fcf_tbl_index, del_fcf_record, - phba->fcf.fcf_indx); + phba->fcf.current_rec.fcf_indx); if (!phba->sli4_hba.intr_enable) rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL); @@ -2727,6 +2866,57 @@ lpfc_sli_remove_dflt_fcf(struct lpfc_hba *phba) } /** + * lpfc_fcf_redisc_wait_start_timer - Start fcf rediscover wait timer + * @phba: Pointer to hba for which this call is being executed. + * + * This routine starts the timer waiting for the FCF rediscovery to complete. + **/ +void +lpfc_fcf_redisc_wait_start_timer(struct lpfc_hba *phba) +{ + unsigned long fcf_redisc_wait_tmo = + (jiffies + msecs_to_jiffies(LPFC_FCF_REDISCOVER_WAIT_TMO)); + /* Start fcf rediscovery wait period timer */ + mod_timer(&phba->fcf.redisc_wait, fcf_redisc_wait_tmo); + spin_lock_irq(&phba->hbalock); + /* Allow action to new fcf asynchronous event */ + phba->fcf.fcf_flag &= ~(FCF_AVAILABLE | FCF_SCAN_DONE); + /* Mark the FCF rediscovery pending state */ + phba->fcf.fcf_flag |= FCF_REDISC_PEND; + spin_unlock_irq(&phba->hbalock); +} + +/** + * lpfc_sli4_fcf_redisc_wait_tmo - FCF table rediscover wait timeout + * @ptr: Map to lpfc_hba data structure pointer. + * + * This routine is invoked when waiting for FCF table rediscover has been + * timed out. If new FCF record(s) has (have) been discovered during the + * wait period, a new FCF event shall be added to the FCOE async event + * list, and then worker thread shall be waked up for processing from the + * worker thread context. + **/ +void +lpfc_sli4_fcf_redisc_wait_tmo(unsigned long ptr) +{ + struct lpfc_hba *phba = (struct lpfc_hba *)ptr; + + /* Don't send FCF rediscovery event if timer cancelled */ + spin_lock_irq(&phba->hbalock); + if (!(phba->fcf.fcf_flag & FCF_REDISC_PEND)) { + spin_unlock_irq(&phba->hbalock); + return; + } + /* Clear FCF rediscovery timer pending flag */ + phba->fcf.fcf_flag &= ~FCF_REDISC_PEND; + /* FCF rediscovery event to worker thread */ + phba->fcf.fcf_flag |= FCF_REDISC_EVT; + spin_unlock_irq(&phba->hbalock); + /* wake up worker thread */ + lpfc_worker_wake_up(phba); +} + +/** * lpfc_sli4_fw_cfg_check - Read the firmware config and verify FCoE support * @phba: pointer to lpfc hba data structure. * @@ -2978,6 +3168,8 @@ lpfc_sli4_async_link_evt(struct lpfc_hba *phba, bf_get(lpfc_acqe_link_physical, acqe_link); phba->sli4_hba.link_state.fault = bf_get(lpfc_acqe_link_fault, acqe_link); + phba->sli4_hba.link_state.logical_speed = + bf_get(lpfc_acqe_qos_link_speed, acqe_link); /* Invoke the lpfc_handle_latt mailbox command callback function */ lpfc_mbx_cmpl_read_la(phba, pmb); @@ -3007,22 +3199,34 @@ lpfc_sli4_async_fcoe_evt(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp; struct Scsi_Host *shost; uint32_t link_state; + int active_vlink_present; + struct lpfc_vport **vports; + int i; phba->fc_eventTag = acqe_fcoe->event_tag; phba->fcoe_eventtag = acqe_fcoe->event_tag; switch (event_type) { case LPFC_FCOE_EVENT_TYPE_NEW_FCF: + case LPFC_FCOE_EVENT_TYPE_FCF_PARAM_MOD: lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, "2546 New FCF found index 0x%x tag 0x%x\n", acqe_fcoe->index, acqe_fcoe->event_tag); - /* - * If the current FCF is in discovered state, or - * FCF discovery is in progress do nothing. - */ spin_lock_irq(&phba->hbalock); - if ((phba->fcf.fcf_flag & FCF_DISCOVERED) || - (phba->hba_flag & FCF_DISC_INPROGRESS)) { + if ((phba->fcf.fcf_flag & FCF_SCAN_DONE) || + (phba->hba_flag & FCF_DISC_INPROGRESS)) { + /* + * If the current FCF is in discovered state or + * FCF discovery is in progress, do nothing. + */ + spin_unlock_irq(&phba->hbalock); + break; + } + if (phba->fcf.fcf_flag & FCF_REDISC_EVT) { + /* + * If fast FCF failover rescan event is pending, + * do nothing. + */ spin_unlock_irq(&phba->hbalock); break; } @@ -3049,7 +3253,7 @@ lpfc_sli4_async_fcoe_evt(struct lpfc_hba *phba, " tag 0x%x\n", acqe_fcoe->index, acqe_fcoe->event_tag); /* If the event is not for currently used fcf do nothing */ - if (phba->fcf.fcf_indx != acqe_fcoe->index) + if (phba->fcf.current_rec.fcf_indx != acqe_fcoe->index) break; /* * Currently, driver support only one FCF - so treat this as @@ -3074,14 +3278,58 @@ lpfc_sli4_async_fcoe_evt(struct lpfc_hba *phba, if (!ndlp) break; shost = lpfc_shost_from_vport(vport); + if (phba->pport->port_state <= LPFC_FLOGI) + break; + /* If virtual link is not yet instantiated ignore CVL */ + if (vport->port_state <= LPFC_FDISC) + break; + lpfc_linkdown_port(vport); - if (vport->port_type != LPFC_NPIV_PORT) { + lpfc_cleanup_pending_mbox(vport); + spin_lock_irq(shost->host_lock); + vport->fc_flag |= FC_VPORT_CVL_RCVD; + spin_unlock_irq(shost->host_lock); + active_vlink_present = 0; + + vports = lpfc_create_vport_work_array(phba); + if (vports) { + for (i = 0; i <= phba->max_vports && vports[i] != NULL; + i++) { + if ((!(vports[i]->fc_flag & + FC_VPORT_CVL_RCVD)) && + (vports[i]->port_state > LPFC_FDISC)) { + active_vlink_present = 1; + break; + } + } + lpfc_destroy_vport_work_array(phba, vports); + } + + if (active_vlink_present) { + /* + * If there are other active VLinks present, + * re-instantiate the Vlink using FDISC. + */ mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ); spin_lock_irq(shost->host_lock); ndlp->nlp_flag |= NLP_DELAY_TMO; spin_unlock_irq(shost->host_lock); - ndlp->nlp_last_elscmd = ELS_CMD_FLOGI; - vport->port_state = LPFC_FLOGI; + ndlp->nlp_last_elscmd = ELS_CMD_FDISC; + vport->port_state = LPFC_FDISC; + } else { + /* + * Otherwise, we request port to rediscover + * the entire FCF table for a fast recovery + * from possible case that the current FCF + * is no longer valid. + */ + rc = lpfc_sli4_redisc_fcf_table(phba); + if (rc) + /* + * Last resort will be re-try on the + * the current registered FCF entry. + */ + lpfc_retry_pport_discovery(phba); } break; default: @@ -3158,6 +3406,34 @@ void lpfc_sli4_async_event_proc(struct lpfc_hba *phba) } /** + * lpfc_sli4_fcf_redisc_event_proc - Process fcf table rediscovery event + * @phba: pointer to lpfc hba data structure. + * + * This routine is invoked by the worker thread to process FCF table + * rediscovery pending completion event. + **/ +void lpfc_sli4_fcf_redisc_event_proc(struct lpfc_hba *phba) +{ + int rc; + + spin_lock_irq(&phba->hbalock); + /* Clear FCF rediscovery timeout event */ + phba->fcf.fcf_flag &= ~FCF_REDISC_EVT; + /* Clear driver fast failover FCF record flag */ + phba->fcf.failover_rec.flag = 0; + /* Set state for FCF fast failover */ + phba->fcf.fcf_flag |= FCF_REDISC_FOV; + spin_unlock_irq(&phba->hbalock); + + /* Scan FCF table from the first entry to re-discover SAN */ + rc = lpfc_sli4_read_fcf_record(phba, LPFC_FCOE_FCF_GET_FIRST); + if (rc) + lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY, + "2747 Post FCF rediscovery read FCF record " + "failed 0x%x\n", rc); +} + +/** * lpfc_api_table_setup - Set up per hba pci-device group func api jump table * @phba: pointer to lpfc hba data structure. * @dev_grp: The HBA PCI-Device group number. @@ -3442,8 +3718,10 @@ static int lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) { struct lpfc_sli *psli; - int rc; - int i, hbq_count; + LPFC_MBOXQ_t *mboxq; + int rc, i, hbq_count, buf_size, dma_buf_size, max_buf_size; + uint8_t pn_page[LPFC_MAX_SUPPORTED_PAGES] = {0}; + struct lpfc_mqe *mqe; /* Before proceed, wait for POST done and device ready */ rc = lpfc_sli4_post_status_check(phba); @@ -3472,6 +3750,11 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) init_timer(&phba->eratt_poll); phba->eratt_poll.function = lpfc_poll_eratt; phba->eratt_poll.data = (unsigned long) phba; + /* FCF rediscover timer */ + init_timer(&phba->fcf.redisc_wait); + phba->fcf.redisc_wait.function = lpfc_sli4_fcf_redisc_wait_tmo; + phba->fcf.redisc_wait.data = (unsigned long)phba; + /* * We need to do a READ_CONFIG mailbox command here before * calling lpfc_get_cfgparam. For VFs this will report the @@ -3496,31 +3779,26 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) * used to create the sg_dma_buf_pool must be dynamically calculated. * 2 segments are added since the IOCB needs a command and response bde. * To insure that the scsi sgl does not cross a 4k page boundary only - * sgl sizes of 1k, 2k, 4k, and 8k are supported. - * Table of sgl sizes and seg_cnt: - * sgl size, sg_seg_cnt total seg - * 1k 50 52 - * 2k 114 116 - * 4k 242 244 - * 8k 498 500 - * cmd(32) + rsp(160) + (52 * sizeof(sli4_sge)) = 1024 - * cmd(32) + rsp(160) + (116 * sizeof(sli4_sge)) = 2048 - * cmd(32) + rsp(160) + (244 * sizeof(sli4_sge)) = 4096 - * cmd(32) + rsp(160) + (500 * sizeof(sli4_sge)) = 8192 + * sgl sizes of must be a power of 2. */ - if (phba->cfg_sg_seg_cnt <= LPFC_DEFAULT_SG_SEG_CNT) - phba->cfg_sg_seg_cnt = 50; - else if (phba->cfg_sg_seg_cnt <= 114) - phba->cfg_sg_seg_cnt = 114; - else if (phba->cfg_sg_seg_cnt <= 242) - phba->cfg_sg_seg_cnt = 242; + buf_size = (sizeof(struct fcp_cmnd) + sizeof(struct fcp_rsp) + + ((phba->cfg_sg_seg_cnt + 2) * sizeof(struct sli4_sge))); + /* Feature Level 1 hardware is limited to 2 pages */ + if ((bf_get(lpfc_sli_intf_featurelevel1, &phba->sli4_hba.sli_intf) == + LPFC_SLI_INTF_FEATURELEVEL1_1)) + max_buf_size = LPFC_SLI4_FL1_MAX_BUF_SIZE; else - phba->cfg_sg_seg_cnt = 498; - - phba->cfg_sg_dma_buf_size = sizeof(struct fcp_cmnd) - + sizeof(struct fcp_rsp); - phba->cfg_sg_dma_buf_size += - ((phba->cfg_sg_seg_cnt + 2) * sizeof(struct sli4_sge)); + max_buf_size = LPFC_SLI4_MAX_BUF_SIZE; + for (dma_buf_size = LPFC_SLI4_MIN_BUF_SIZE; + dma_buf_size < max_buf_size && buf_size > dma_buf_size; + dma_buf_size = dma_buf_size << 1) + ; + if (dma_buf_size == max_buf_size) + phba->cfg_sg_seg_cnt = (dma_buf_size - + sizeof(struct fcp_cmnd) - sizeof(struct fcp_rsp) - + (2 * sizeof(struct sli4_sge))) / + sizeof(struct sli4_sge); + phba->cfg_sg_dma_buf_size = dma_buf_size; /* Initialize buffer queue management fields */ hbq_count = lpfc_sli_hbq_count(); @@ -3638,6 +3916,43 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) goto out_free_fcp_eq_hdl; } + mboxq = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, + GFP_KERNEL); + if (!mboxq) { + rc = -ENOMEM; + goto out_free_fcp_eq_hdl; + } + + /* Get the Supported Pages. It is always available. */ + lpfc_supported_pages(mboxq); + rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL); + if (unlikely(rc)) { + rc = -EIO; + mempool_free(mboxq, phba->mbox_mem_pool); + goto out_free_fcp_eq_hdl; + } + + mqe = &mboxq->u.mqe; + memcpy(&pn_page[0], ((uint8_t *)&mqe->un.supp_pages.word3), + LPFC_MAX_SUPPORTED_PAGES); + for (i = 0; i < LPFC_MAX_SUPPORTED_PAGES; i++) { + switch (pn_page[i]) { + case LPFC_SLI4_PARAMETERS: + phba->sli4_hba.pc_sli4_params.supported = 1; + break; + default: + break; + } + } + + /* Read the port's SLI4 Parameters capabilities if supported. */ + if (phba->sli4_hba.pc_sli4_params.supported) + rc = lpfc_pc_sli4_params_get(phba, mboxq); + mempool_free(mboxq, phba->mbox_mem_pool); + if (rc) { + rc = -EIO; + goto out_free_fcp_eq_hdl; + } return rc; out_free_fcp_eq_hdl: @@ -3733,6 +4048,8 @@ lpfc_sli4_driver_resource_unset(struct lpfc_hba *phba) int lpfc_init_api_table_setup(struct lpfc_hba *phba, uint8_t dev_grp) { + phba->lpfc_hba_init_link = lpfc_hba_init_link; + phba->lpfc_hba_down_link = lpfc_hba_down_link; switch (dev_grp) { case LPFC_PCI_DEV_LP: phba->lpfc_hba_down_post = lpfc_hba_down_post_s3; @@ -4291,7 +4608,7 @@ lpfc_hba_alloc(struct pci_dev *pdev) return NULL; } - mutex_init(&phba->ct_event_mutex); + spin_lock_init(&phba->ct_ev_lock); INIT_LIST_HEAD(&phba->ct_ev_waiters); return phba; @@ -4641,7 +4958,7 @@ lpfc_sli_pci_mem_unset(struct lpfc_hba *phba) int lpfc_sli4_post_status_check(struct lpfc_hba *phba) { - struct lpfc_register sta_reg, uerrlo_reg, uerrhi_reg, scratchpad; + struct lpfc_register sta_reg, uerrlo_reg, uerrhi_reg; int i, port_error = -ENODEV; if (!phba->sli4_hba.STAregaddr) @@ -4677,14 +4994,21 @@ lpfc_sli4_post_status_check(struct lpfc_hba *phba) bf_get(lpfc_hst_state_port_status, &sta_reg)); /* Log device information */ - scratchpad.word0 = readl(phba->sli4_hba.SCRATCHPADregaddr); - lpfc_printf_log(phba, KERN_INFO, LOG_INIT, - "2534 Device Info: ChipType=0x%x, SliRev=0x%x, " - "FeatureL1=0x%x, FeatureL2=0x%x\n", - bf_get(lpfc_scratchpad_chiptype, &scratchpad), - bf_get(lpfc_scratchpad_slirev, &scratchpad), - bf_get(lpfc_scratchpad_featurelevel1, &scratchpad), - bf_get(lpfc_scratchpad_featurelevel2, &scratchpad)); + phba->sli4_hba.sli_intf.word0 = readl(phba->sli4_hba.SLIINTFregaddr); + if (bf_get(lpfc_sli_intf_valid, + &phba->sli4_hba.sli_intf) == LPFC_SLI_INTF_VALID) { + lpfc_printf_log(phba, KERN_INFO, LOG_INIT, + "2534 Device Info: ChipType=0x%x, SliRev=0x%x, " + "FeatureL1=0x%x, FeatureL2=0x%x\n", + bf_get(lpfc_sli_intf_sli_family, + &phba->sli4_hba.sli_intf), + bf_get(lpfc_sli_intf_slirev, + &phba->sli4_hba.sli_intf), + bf_get(lpfc_sli_intf_featurelevel1, + &phba->sli4_hba.sli_intf), + bf_get(lpfc_sli_intf_featurelevel2, + &phba->sli4_hba.sli_intf)); + } phba->sli4_hba.ue_mask_lo = readl(phba->sli4_hba.UEMASKLOregaddr); phba->sli4_hba.ue_mask_hi = readl(phba->sli4_hba.UEMASKHIregaddr); /* With uncoverable error, log the error message and return error */ @@ -4723,8 +5047,8 @@ lpfc_sli4_bar0_register_memmap(struct lpfc_hba *phba) LPFC_UE_MASK_LO; phba->sli4_hba.UEMASKHIregaddr = phba->sli4_hba.conf_regs_memmap_p + LPFC_UE_MASK_HI; - phba->sli4_hba.SCRATCHPADregaddr = phba->sli4_hba.conf_regs_memmap_p + - LPFC_SCRATCHPAD; + phba->sli4_hba.SLIINTFregaddr = phba->sli4_hba.conf_regs_memmap_p + + LPFC_SLI_INTF; } /** @@ -5999,7 +6323,7 @@ lpfc_sli4_fcfi_unreg(struct lpfc_hba *phba, uint16_t fcfi) spin_lock_irqsave(&phba->hbalock, flags); /* Mark the FCFI is no longer registered */ phba->fcf.fcf_flag &= - ~(FCF_AVAILABLE | FCF_REGISTERED | FCF_DISCOVERED); + ~(FCF_AVAILABLE | FCF_REGISTERED | FCF_SCAN_DONE); spin_unlock_irqrestore(&phba->hbalock, flags); } } @@ -6039,16 +6363,20 @@ lpfc_sli4_pci_mem_setup(struct lpfc_hba *phba) /* Get the bus address of SLI4 device Bar0, Bar1, and Bar2 and the * number of bytes required by each mapping. They are actually - * mapping to the PCI BAR regions 1, 2, and 4 by the SLI4 device. + * mapping to the PCI BAR regions 0 or 1, 2, and 4 by the SLI4 device. */ - phba->pci_bar0_map = pci_resource_start(pdev, LPFC_SLI4_BAR0); - bar0map_len = pci_resource_len(pdev, LPFC_SLI4_BAR0); - - phba->pci_bar1_map = pci_resource_start(pdev, LPFC_SLI4_BAR1); - bar1map_len = pci_resource_len(pdev, LPFC_SLI4_BAR1); + if (pci_resource_start(pdev, 0)) { + phba->pci_bar0_map = pci_resource_start(pdev, 0); + bar0map_len = pci_resource_len(pdev, 0); + } else { + phba->pci_bar0_map = pci_resource_start(pdev, 1); + bar0map_len = pci_resource_len(pdev, 1); + } + phba->pci_bar1_map = pci_resource_start(pdev, 2); + bar1map_len = pci_resource_len(pdev, 2); - phba->pci_bar2_map = pci_resource_start(pdev, LPFC_SLI4_BAR2); - bar2map_len = pci_resource_len(pdev, LPFC_SLI4_BAR2); + phba->pci_bar2_map = pci_resource_start(pdev, 4); + bar2map_len = pci_resource_len(pdev, 4); /* Map SLI4 PCI Config Space Register base to a kernel virtual addr */ phba->sli4_hba.conf_regs_memmap_p = @@ -6793,6 +7121,73 @@ lpfc_sli4_hba_unset(struct lpfc_hba *phba) phba->pport->work_port_events = 0; } + /** + * lpfc_pc_sli4_params_get - Get the SLI4_PARAMS port capabilities. + * @phba: Pointer to HBA context object. + * @mboxq: Pointer to the mailboxq memory for the mailbox command response. + * + * This function is called in the SLI4 code path to read the port's + * sli4 capabilities. + * + * This function may be be called from any context that can block-wait + * for the completion. The expectation is that this routine is called + * typically from probe_one or from the online routine. + **/ +int +lpfc_pc_sli4_params_get(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) +{ + int rc; + struct lpfc_mqe *mqe; + struct lpfc_pc_sli4_params *sli4_params; + uint32_t mbox_tmo; + + rc = 0; + mqe = &mboxq->u.mqe; + + /* Read the port's SLI4 Parameters port capabilities */ + lpfc_sli4_params(mboxq); + if (!phba->sli4_hba.intr_enable) + rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL); + else { + mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_PORT_CAPABILITIES); + rc = lpfc_sli_issue_mbox_wait(phba, mboxq, mbox_tmo); + } + + if (unlikely(rc)) + return 1; + + sli4_params = &phba->sli4_hba.pc_sli4_params; + sli4_params->if_type = bf_get(if_type, &mqe->un.sli4_params); + sli4_params->sli_rev = bf_get(sli_rev, &mqe->un.sli4_params); + sli4_params->sli_family = bf_get(sli_family, &mqe->un.sli4_params); + sli4_params->featurelevel_1 = bf_get(featurelevel_1, + &mqe->un.sli4_params); + sli4_params->featurelevel_2 = bf_get(featurelevel_2, + &mqe->un.sli4_params); + sli4_params->proto_types = mqe->un.sli4_params.word3; + sli4_params->sge_supp_len = mqe->un.sli4_params.sge_supp_len; + sli4_params->if_page_sz = bf_get(if_page_sz, &mqe->un.sli4_params); + sli4_params->rq_db_window = bf_get(rq_db_window, &mqe->un.sli4_params); + sli4_params->loopbk_scope = bf_get(loopbk_scope, &mqe->un.sli4_params); + sli4_params->eq_pages_max = bf_get(eq_pages, &mqe->un.sli4_params); + sli4_params->eqe_size = bf_get(eqe_size, &mqe->un.sli4_params); + sli4_params->cq_pages_max = bf_get(cq_pages, &mqe->un.sli4_params); + sli4_params->cqe_size = bf_get(cqe_size, &mqe->un.sli4_params); + sli4_params->mq_pages_max = bf_get(mq_pages, &mqe->un.sli4_params); + sli4_params->mqe_size = bf_get(mqe_size, &mqe->un.sli4_params); + sli4_params->mq_elem_cnt = bf_get(mq_elem_cnt, &mqe->un.sli4_params); + sli4_params->wq_pages_max = bf_get(wq_pages, &mqe->un.sli4_params); + sli4_params->wqe_size = bf_get(wqe_size, &mqe->un.sli4_params); + sli4_params->rq_pages_max = bf_get(rq_pages, &mqe->un.sli4_params); + sli4_params->rqe_size = bf_get(rqe_size, &mqe->un.sli4_params); + sli4_params->hdr_pages_max = bf_get(hdr_pages, &mqe->un.sli4_params); + sli4_params->hdr_size = bf_get(hdr_size, &mqe->un.sli4_params); + sli4_params->hdr_pp_align = bf_get(hdr_pp_align, &mqe->un.sli4_params); + sli4_params->sgl_pages_max = bf_get(sgl_pages, &mqe->un.sli4_params); + sli4_params->sgl_pp_align = bf_get(sgl_pp_align, &mqe->un.sli4_params); + return rc; +} + /** * lpfc_pci_probe_one_s3 - PCI probe func to reg SLI-3 device to PCI subsystem. * @pdev: pointer to PCI device @@ -7134,6 +7529,12 @@ lpfc_pci_resume_one_s3(struct pci_dev *pdev) pci_set_power_state(pdev, PCI_D0); pci_restore_state(pdev); + /* + * As the new kernel behavior of pci_restore_state() API call clears + * device saved_state flag, need to save the restored state again. + */ + pci_save_state(pdev); + if (pdev->is_busmaster) pci_set_master(pdev); @@ -7317,6 +7718,13 @@ lpfc_io_slot_reset_s3(struct pci_dev *pdev) } pci_restore_state(pdev); + + /* + * As the new kernel behavior of pci_restore_state() API call clears + * device saved_state flag, need to save the restored state again. + */ + pci_save_state(pdev); + if (pdev->is_busmaster) pci_set_master(pdev); @@ -7726,6 +8134,13 @@ lpfc_pci_resume_one_s4(struct pci_dev *pdev) /* Restore device state from PCI config space */ pci_set_power_state(pdev, PCI_D0); pci_restore_state(pdev); + + /* + * As the new kernel behavior of pci_restore_state() API call clears + * device saved_state flag, need to save the restored state again. + */ + pci_save_state(pdev); + if (pdev->is_busmaster) pci_set_master(pdev); @@ -7845,11 +8260,11 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid) int rc; struct lpfc_sli_intf intf; - if (pci_read_config_dword(pdev, LPFC_SLIREV_CONF_WORD, &intf.word0)) + if (pci_read_config_dword(pdev, LPFC_SLI_INTF, &intf.word0)) return -ENODEV; if ((bf_get(lpfc_sli_intf_valid, &intf) == LPFC_SLI_INTF_VALID) && - (bf_get(lpfc_sli_intf_rev, &intf) == LPFC_SLIREV_CONF_SLI4)) + (bf_get(lpfc_sli_intf_slirev, &intf) == LPFC_SLI_INTF_REV_SLI4)) rc = lpfc_pci_probe_one_s4(pdev, pid); else rc = lpfc_pci_probe_one_s3(pdev, pid); diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c index a9afd8b94b6..6c4dce1a30c 100644 --- a/drivers/scsi/lpfc/lpfc_mbox.c +++ b/drivers/scsi/lpfc/lpfc_mbox.c @@ -1707,7 +1707,8 @@ lpfc_sli4_config(struct lpfc_hba *phba, struct lpfcMboxq *mbox, alloc_len - sizeof(union lpfc_sli4_cfg_shdr); } /* The sub-header is in DMA memory, which needs endian converstion */ - lpfc_sli_pcimem_bcopy(cfg_shdr, cfg_shdr, + if (cfg_shdr) + lpfc_sli_pcimem_bcopy(cfg_shdr, cfg_shdr, sizeof(union lpfc_sli4_cfg_shdr)); return alloc_len; @@ -1747,6 +1748,65 @@ lpfc_sli4_mbox_opcode_get(struct lpfc_hba *phba, struct lpfcMboxq *mbox) } /** + * lpfc_sli4_mbx_read_fcf_record - Allocate and construct read fcf mbox cmd + * @phba: pointer to lpfc hba data structure. + * @fcf_index: index to fcf table. + * + * This routine routine allocates and constructs non-embedded mailbox command + * for reading a FCF table entry refered by @fcf_index. + * + * Return: pointer to the mailbox command constructed if successful, otherwise + * NULL. + **/ +int +lpfc_sli4_mbx_read_fcf_record(struct lpfc_hba *phba, + struct lpfcMboxq *mboxq, + uint16_t fcf_index) +{ + void *virt_addr; + dma_addr_t phys_addr; + uint8_t *bytep; + struct lpfc_mbx_sge sge; + uint32_t alloc_len, req_len; + struct lpfc_mbx_read_fcf_tbl *read_fcf; + + if (!mboxq) + return -ENOMEM; + + req_len = sizeof(struct fcf_record) + + sizeof(union lpfc_sli4_cfg_shdr) + 2 * sizeof(uint32_t); + + /* Set up READ_FCF SLI4_CONFIG mailbox-ioctl command */ + alloc_len = lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_FCOE, + LPFC_MBOX_OPCODE_FCOE_READ_FCF_TABLE, req_len, + LPFC_SLI4_MBX_NEMBED); + + if (alloc_len < req_len) { + lpfc_printf_log(phba, KERN_ERR, LOG_MBOX, + "0291 Allocated DMA memory size (x%x) is " + "less than the requested DMA memory " + "size (x%x)\n", alloc_len, req_len); + return -ENOMEM; + } + + /* Get the first SGE entry from the non-embedded DMA memory. This + * routine only uses a single SGE. + */ + lpfc_sli4_mbx_sge_get(mboxq, 0, &sge); + phys_addr = getPaddr(sge.pa_hi, sge.pa_lo); + virt_addr = mboxq->sge_array->addr[0]; + read_fcf = (struct lpfc_mbx_read_fcf_tbl *)virt_addr; + + /* Set up command fields */ + bf_set(lpfc_mbx_read_fcf_tbl_indx, &read_fcf->u.request, fcf_index); + /* Perform necessary endian conversion */ + bytep = virt_addr + sizeof(union lpfc_sli4_cfg_shdr); + lpfc_sli_pcimem_bcopy(bytep, bytep, sizeof(uint32_t)); + + return 0; +} + +/** * lpfc_request_features: Configure SLI4 REQUEST_FEATURES mailbox * @mboxq: pointer to lpfc mbox command. * @@ -1946,13 +2006,14 @@ lpfc_reg_fcfi(struct lpfc_hba *phba, struct lpfcMboxq *mbox) bf_set(lpfc_reg_fcfi_rq_id1, reg_fcfi, REG_FCF_INVALID_QID); bf_set(lpfc_reg_fcfi_rq_id2, reg_fcfi, REG_FCF_INVALID_QID); bf_set(lpfc_reg_fcfi_rq_id3, reg_fcfi, REG_FCF_INVALID_QID); - bf_set(lpfc_reg_fcfi_info_index, reg_fcfi, phba->fcf.fcf_indx); + bf_set(lpfc_reg_fcfi_info_index, reg_fcfi, + phba->fcf.current_rec.fcf_indx); /* reg_fcf addr mode is bit wise inverted value of fcf addr_mode */ - bf_set(lpfc_reg_fcfi_mam, reg_fcfi, - (~phba->fcf.addr_mode) & 0x3); - if (phba->fcf.fcf_flag & FCF_VALID_VLAN) { + bf_set(lpfc_reg_fcfi_mam, reg_fcfi, (~phba->fcf.addr_mode) & 0x3); + if (phba->fcf.current_rec.vlan_id != 0xFFFF) { bf_set(lpfc_reg_fcfi_vv, reg_fcfi, 1); - bf_set(lpfc_reg_fcfi_vlan_tag, reg_fcfi, phba->fcf.vlan_id); + bf_set(lpfc_reg_fcfi_vlan_tag, reg_fcfi, + phba->fcf.current_rec.vlan_id); } } @@ -1992,3 +2053,41 @@ lpfc_resume_rpi(struct lpfcMboxq *mbox, struct lpfc_nodelist *ndlp) bf_set(lpfc_resume_rpi_ii, resume_rpi, RESUME_INDEX_RPI); resume_rpi->event_tag = ndlp->phba->fc_eventTag; } + +/** + * lpfc_supported_pages - Initialize the PORT_CAPABILITIES supported pages + * mailbox command. + * @mbox: pointer to lpfc mbox command to initialize. + * + * The PORT_CAPABILITIES supported pages mailbox command is issued to + * retrieve the particular feature pages supported by the port. + **/ +void +lpfc_supported_pages(struct lpfcMboxq *mbox) +{ + struct lpfc_mbx_supp_pages *supp_pages; + + memset(mbox, 0, sizeof(*mbox)); + supp_pages = &mbox->u.mqe.un.supp_pages; + bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_PORT_CAPABILITIES); + bf_set(cpn, supp_pages, LPFC_SUPP_PAGES); +} + +/** + * lpfc_sli4_params - Initialize the PORT_CAPABILITIES SLI4 Params + * mailbox command. + * @mbox: pointer to lpfc mbox command to initialize. + * + * The PORT_CAPABILITIES SLI4 parameters mailbox command is issued to + * retrieve the particular SLI4 features supported by the port. + **/ +void +lpfc_sli4_params(struct lpfcMboxq *mbox) +{ + struct lpfc_mbx_sli4_params *sli4_params; + + memset(mbox, 0, sizeof(*mbox)); + sli4_params = &mbox->u.mqe.un.sli4_params; + bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_PORT_CAPABILITIES); + bf_set(cpn, sli4_params, LPFC_SLI4_PARAMETERS); +} diff --git a/drivers/scsi/lpfc/lpfc_nl.h b/drivers/scsi/lpfc/lpfc_nl.h index d655ed3eebe..f3cfbe2ce98 100644 --- a/drivers/scsi/lpfc/lpfc_nl.h +++ b/drivers/scsi/lpfc/lpfc_nl.h @@ -1,7 +1,7 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2008 Emulex. All rights reserved. * + * Copyright (C) 2010 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * * www.emulex.com * * * @@ -177,23 +177,3 @@ struct temp_event { uint32_t data; }; -/* bsg definitions */ -#define LPFC_BSG_VENDOR_SET_CT_EVENT 1 -#define LPFC_BSG_VENDOR_GET_CT_EVENT 2 - -struct set_ct_event { - uint32_t command; - uint32_t ev_req_id; - uint32_t ev_reg_id; -}; - -struct get_ct_event { - uint32_t command; - uint32_t ev_reg_id; - uint32_t ev_req_id; -}; - -struct get_ct_event_reply { - uint32_t immed_data; - uint32_t type; -}; diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c index 2ed6af19493..d20ae6b3b3c 100644 --- a/drivers/scsi/lpfc/lpfc_nportdisc.c +++ b/drivers/scsi/lpfc/lpfc_nportdisc.c @@ -62,7 +62,7 @@ lpfc_check_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, int lpfc_check_sparm(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, - struct serv_parm * sp, uint32_t class) + struct serv_parm *sp, uint32_t class, int flogi) { volatile struct serv_parm *hsp = &vport->fc_sparam; uint16_t hsp_value, ssp_value = 0; @@ -75,49 +75,56 @@ lpfc_check_sparm(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, * correcting the byte values. */ if (sp->cls1.classValid) { - hsp_value = (hsp->cls1.rcvDataSizeMsb << 8) | - hsp->cls1.rcvDataSizeLsb; - ssp_value = (sp->cls1.rcvDataSizeMsb << 8) | - sp->cls1.rcvDataSizeLsb; - if (!ssp_value) - goto bad_service_param; - if (ssp_value > hsp_value) { - sp->cls1.rcvDataSizeLsb = hsp->cls1.rcvDataSizeLsb; - sp->cls1.rcvDataSizeMsb = hsp->cls1.rcvDataSizeMsb; + if (!flogi) { + hsp_value = ((hsp->cls1.rcvDataSizeMsb << 8) | + hsp->cls1.rcvDataSizeLsb); + ssp_value = ((sp->cls1.rcvDataSizeMsb << 8) | + sp->cls1.rcvDataSizeLsb); + if (!ssp_value) + goto bad_service_param; + if (ssp_value > hsp_value) { + sp->cls1.rcvDataSizeLsb = + hsp->cls1.rcvDataSizeLsb; + sp->cls1.rcvDataSizeMsb = + hsp->cls1.rcvDataSizeMsb; + } } - } else if (class == CLASS1) { + } else if (class == CLASS1) goto bad_service_param; - } - if (sp->cls2.classValid) { - hsp_value = (hsp->cls2.rcvDataSizeMsb << 8) | - hsp->cls2.rcvDataSizeLsb; - ssp_value = (sp->cls2.rcvDataSizeMsb << 8) | - sp->cls2.rcvDataSizeLsb; - if (!ssp_value) - goto bad_service_param; - if (ssp_value > hsp_value) { - sp->cls2.rcvDataSizeLsb = hsp->cls2.rcvDataSizeLsb; - sp->cls2.rcvDataSizeMsb = hsp->cls2.rcvDataSizeMsb; + if (!flogi) { + hsp_value = ((hsp->cls2.rcvDataSizeMsb << 8) | + hsp->cls2.rcvDataSizeLsb); + ssp_value = ((sp->cls2.rcvDataSizeMsb << 8) | + sp->cls2.rcvDataSizeLsb); + if (!ssp_value) + goto bad_service_param; + if (ssp_value > hsp_value) { + sp->cls2.rcvDataSizeLsb = + hsp->cls2.rcvDataSizeLsb; + sp->cls2.rcvDataSizeMsb = + hsp->cls2.rcvDataSizeMsb; + } } - } else if (class == CLASS2) { + } else if (class == CLASS2) goto bad_service_param; - } - if (sp->cls3.classValid) { - hsp_value = (hsp->cls3.rcvDataSizeMsb << 8) | - hsp->cls3.rcvDataSizeLsb; - ssp_value = (sp->cls3.rcvDataSizeMsb << 8) | - sp->cls3.rcvDataSizeLsb; - if (!ssp_value) - goto bad_service_param; - if (ssp_value > hsp_value) { - sp->cls3.rcvDataSizeLsb = hsp->cls3.rcvDataSizeLsb; - sp->cls3.rcvDataSizeMsb = hsp->cls3.rcvDataSizeMsb; + if (!flogi) { + hsp_value = ((hsp->cls3.rcvDataSizeMsb << 8) | + hsp->cls3.rcvDataSizeLsb); + ssp_value = ((sp->cls3.rcvDataSizeMsb << 8) | + sp->cls3.rcvDataSizeLsb); + if (!ssp_value) + goto bad_service_param; + if (ssp_value > hsp_value) { + sp->cls3.rcvDataSizeLsb = + hsp->cls3.rcvDataSizeLsb; + sp->cls3.rcvDataSizeMsb = + hsp->cls3.rcvDataSizeMsb; + } } - } else if (class == CLASS3) { + } else if (class == CLASS3) goto bad_service_param; - } /* * Preserve the upper four bits of the MSB from the PLOGI response. @@ -247,7 +254,7 @@ lpfc_rcv_plogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, int rc; memset(&stat, 0, sizeof (struct ls_rjt)); - if (vport->port_state <= LPFC_FLOGI) { + if (vport->port_state <= LPFC_FDISC) { /* Before responding to PLOGI, check for pt2pt mode. * If we are pt2pt, with an outstanding FLOGI, abort * the FLOGI and resend it first. @@ -295,7 +302,7 @@ lpfc_rcv_plogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, NULL); return 0; } - if ((lpfc_check_sparm(vport, ndlp, sp, CLASS3) == 0)) { + if ((lpfc_check_sparm(vport, ndlp, sp, CLASS3, 0) == 0)) { /* Reject this request because invalid parameters */ stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; stat.un.b.lsRjtRsnCodeExp = LSEXP_SPARM_OPTIONS; @@ -831,7 +838,7 @@ lpfc_cmpl_plogi_plogi_issue(struct lpfc_vport *vport, "0142 PLOGI RSP: Invalid WWN.\n"); goto out; } - if (!lpfc_check_sparm(vport, ndlp, sp, CLASS3)) + if (!lpfc_check_sparm(vport, ndlp, sp, CLASS3, 0)) goto out; /* PLOGI chkparm OK */ lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index a246410ce9d..7f21b47db79 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -626,6 +626,7 @@ lpfc_sli4_fcp_xri_aborted(struct lpfc_hba *phba, &phba->sli4_hba.lpfc_abts_scsi_buf_list, list) { if (psb->cur_iocbq.sli4_xritag == xri) { list_del(&psb->list); + psb->exch_busy = 0; psb->status = IOSTAT_SUCCESS; spin_unlock_irqrestore( &phba->sli4_hba.abts_scsi_buf_list_lock, @@ -688,11 +689,12 @@ lpfc_sli4_repost_scsi_sgl_list(struct lpfc_hba *phba) list); if (status) { /* Put this back on the abort scsi list */ - psb->status = IOSTAT_LOCAL_REJECT; - psb->result = IOERR_ABORT_REQUESTED; + psb->exch_busy = 1; rc++; - } else + } else { + psb->exch_busy = 0; psb->status = IOSTAT_SUCCESS; + } /* Put it back into the SCSI buffer list */ lpfc_release_scsi_buf_s4(phba, psb); } @@ -796,19 +798,17 @@ lpfc_new_scsi_buf_s4(struct lpfc_vport *vport, int num_to_alloc) */ sgl->addr_hi = cpu_to_le32(putPaddrHigh(pdma_phys_fcp_cmd)); sgl->addr_lo = cpu_to_le32(putPaddrLow(pdma_phys_fcp_cmd)); - bf_set(lpfc_sli4_sge_len, sgl, sizeof(struct fcp_cmnd)); bf_set(lpfc_sli4_sge_last, sgl, 0); sgl->word2 = cpu_to_le32(sgl->word2); - sgl->word3 = cpu_to_le32(sgl->word3); + sgl->sge_len = cpu_to_le32(sizeof(struct fcp_cmnd)); sgl++; /* Setup the physical region for the FCP RSP */ sgl->addr_hi = cpu_to_le32(putPaddrHigh(pdma_phys_fcp_rsp)); sgl->addr_lo = cpu_to_le32(putPaddrLow(pdma_phys_fcp_rsp)); - bf_set(lpfc_sli4_sge_len, sgl, sizeof(struct fcp_rsp)); bf_set(lpfc_sli4_sge_last, sgl, 1); sgl->word2 = cpu_to_le32(sgl->word2); - sgl->word3 = cpu_to_le32(sgl->word3); + sgl->sge_len = cpu_to_le32(sizeof(struct fcp_rsp)); /* * Since the IOCB for the FCP I/O is built into this @@ -839,11 +839,12 @@ lpfc_new_scsi_buf_s4(struct lpfc_vport *vport, int num_to_alloc) psb->cur_iocbq.sli4_xritag); if (status) { /* Put this back on the abort scsi list */ - psb->status = IOSTAT_LOCAL_REJECT; - psb->result = IOERR_ABORT_REQUESTED; + psb->exch_busy = 1; rc++; - } else + } else { + psb->exch_busy = 0; psb->status = IOSTAT_SUCCESS; + } /* Put it back into the SCSI buffer list */ lpfc_release_scsi_buf_s4(phba, psb); break; @@ -857,11 +858,12 @@ lpfc_new_scsi_buf_s4(struct lpfc_vport *vport, int num_to_alloc) list); if (status) { /* Put this back on the abort scsi list */ - psb->status = IOSTAT_LOCAL_REJECT; - psb->result = IOERR_ABORT_REQUESTED; + psb->exch_busy = 1; rc++; - } else + } else { + psb->exch_busy = 0; psb->status = IOSTAT_SUCCESS; + } /* Put it back into the SCSI buffer list */ lpfc_release_scsi_buf_s4(phba, psb); } @@ -951,8 +953,7 @@ lpfc_release_scsi_buf_s4(struct lpfc_hba *phba, struct lpfc_scsi_buf *psb) { unsigned long iflag = 0; - if (psb->status == IOSTAT_LOCAL_REJECT - && psb->result == IOERR_ABORT_REQUESTED) { + if (psb->exch_busy) { spin_lock_irqsave(&phba->sli4_hba.abts_scsi_buf_list_lock, iflag); psb->pCmd = NULL; @@ -1869,7 +1870,6 @@ lpfc_scsi_prep_dma_buf_s4(struct lpfc_hba *phba, struct lpfc_scsi_buf *lpfc_cmd) scsi_for_each_sg(scsi_cmnd, sgel, nseg, num_bde) { physaddr = sg_dma_address(sgel); dma_len = sg_dma_len(sgel); - bf_set(lpfc_sli4_sge_len, sgl, sg_dma_len(sgel)); sgl->addr_lo = cpu_to_le32(putPaddrLow(physaddr)); sgl->addr_hi = cpu_to_le32(putPaddrHigh(physaddr)); if ((num_bde + 1) == nseg) @@ -1878,7 +1878,7 @@ lpfc_scsi_prep_dma_buf_s4(struct lpfc_hba *phba, struct lpfc_scsi_buf *lpfc_cmd) bf_set(lpfc_sli4_sge_last, sgl, 0); bf_set(lpfc_sli4_sge_offset, sgl, dma_offset); sgl->word2 = cpu_to_le32(sgl->word2); - sgl->word3 = cpu_to_le32(sgl->word3); + sgl->sge_len = cpu_to_le32(dma_len); dma_offset += dma_len; sgl++; } @@ -2221,6 +2221,9 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn, lpfc_cmd->result = pIocbOut->iocb.un.ulpWord[4]; lpfc_cmd->status = pIocbOut->iocb.ulpStatus; + /* pick up SLI4 exhange busy status from HBA */ + lpfc_cmd->exch_busy = pIocbOut->iocb_flag & LPFC_EXCHANGE_BUSY; + if (pnode && NLP_CHK_NODE_ACT(pnode)) atomic_dec(&pnode->cmd_pending); @@ -2637,6 +2640,7 @@ lpfc_scsi_api_table_setup(struct lpfc_hba *phba, uint8_t dev_grp) } phba->lpfc_get_scsi_buf = lpfc_get_scsi_buf; phba->lpfc_rampdown_queue_depth = lpfc_rampdown_queue_depth; + phba->lpfc_scsi_cmd_iocb_cmpl = lpfc_scsi_cmd_iocb_cmpl; return 0; } @@ -2695,6 +2699,13 @@ lpfc_info(struct Scsi_Host *host) " port %s", phba->Port); } + len = strlen(lpfcinfobuf); + if (phba->sli4_hba.link_state.logical_speed) { + snprintf(lpfcinfobuf + len, + 384-len, + " Logical Link Speed: %d Mbps", + phba->sli4_hba.link_state.logical_speed * 10); + } } return lpfcinfobuf; } @@ -2990,6 +3001,7 @@ lpfc_abort_handler(struct scsi_cmnd *cmnd) /* ABTS WQE must go to the same WQ as the WQE to be aborted */ abtsiocb->fcp_wqidx = iocb->fcp_wqidx; + abtsiocb->iocb_flag |= LPFC_USE_FCPWQIDX; if (lpfc_is_link_up(phba)) icmd->ulpCommand = CMD_ABORT_XRI_CN; diff --git a/drivers/scsi/lpfc/lpfc_scsi.h b/drivers/scsi/lpfc/lpfc_scsi.h index 65dfc8bd5b4..5932273870a 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.h +++ b/drivers/scsi/lpfc/lpfc_scsi.h @@ -118,6 +118,7 @@ struct lpfc_scsi_buf { uint32_t timeout; + uint16_t exch_busy; /* SLI4 hba reported XB on complete WCQE */ uint16_t status; /* From IOCB Word 7- ulpStatus */ uint32_t result; /* From IOCB Word 4. */ diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 589549b2bf0..35e3b96d4e0 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -580,10 +580,7 @@ __lpfc_sli_release_iocbq_s4(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq) else sglq = __lpfc_clear_active_sglq(phba, iocbq->sli4_xritag); if (sglq) { - if (iocbq->iocb_flag & LPFC_DRIVER_ABORTED - && ((iocbq->iocb.ulpStatus == IOSTAT_LOCAL_REJECT) - && (iocbq->iocb.un.ulpWord[4] - == IOERR_ABORT_REQUESTED))) { + if (iocbq->iocb_flag & LPFC_EXCHANGE_BUSY) { spin_lock_irqsave(&phba->sli4_hba.abts_sgl_list_lock, iflag); list_add(&sglq->list, @@ -764,10 +761,6 @@ lpfc_sli_iocb_cmd_type(uint8_t iocb_cmnd) case DSSCMD_IWRITE64_CX: case DSSCMD_IREAD64_CR: case DSSCMD_IREAD64_CX: - case DSSCMD_INVALIDATE_DEK: - case DSSCMD_SET_KEK: - case DSSCMD_GET_KEK_ID: - case DSSCMD_GEN_XFER: type = LPFC_SOL_IOCB; break; case CMD_ABORT_XRI_CN: @@ -1717,6 +1710,7 @@ lpfc_sli_def_mbox_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) struct lpfc_dmabuf *mp; uint16_t rpi, vpi; int rc; + struct lpfc_vport *vport = pmb->vport; mp = (struct lpfc_dmabuf *) (pmb->context1); @@ -1745,6 +1739,18 @@ lpfc_sli_def_mbox_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) return; } + /* Unreg VPI, if the REG_VPI succeed after VLink failure */ + if ((pmb->u.mb.mbxCommand == MBX_REG_VPI) && + !(phba->pport->load_flag & FC_UNLOADING) && + !pmb->u.mb.mbxStatus) { + lpfc_unreg_vpi(phba, pmb->u.mb.un.varRegVpi.vpi, pmb); + pmb->vport = vport; + pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; + rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT); + if (rc != MBX_NOT_FINISHED) + return; + } + if (bf_get(lpfc_mqe_command, &pmb->u.mqe) == MBX_SLI4_CONFIG) lpfc_sli4_mbox_cmd_free(phba, pmb); else @@ -2228,9 +2234,15 @@ lpfc_sli_process_sol_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, * All other are passed to the completion callback. */ if (pring->ringno == LPFC_ELS_RING) { - if (cmdiocbp->iocb_flag & LPFC_DRIVER_ABORTED) { + if ((phba->sli_rev < LPFC_SLI_REV4) && + (cmdiocbp->iocb_flag & + LPFC_DRIVER_ABORTED)) { + spin_lock_irqsave(&phba->hbalock, + iflag); cmdiocbp->iocb_flag &= ~LPFC_DRIVER_ABORTED; + spin_unlock_irqrestore(&phba->hbalock, + iflag); saveq->iocb.ulpStatus = IOSTAT_LOCAL_REJECT; saveq->iocb.un.ulpWord[4] = @@ -2240,7 +2252,47 @@ lpfc_sli_process_sol_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, * of DMAing payload, so don't free data * buffer till after a hbeat. */ + spin_lock_irqsave(&phba->hbalock, + iflag); saveq->iocb_flag |= LPFC_DELAY_MEM_FREE; + spin_unlock_irqrestore(&phba->hbalock, + iflag); + } + if ((phba->sli_rev == LPFC_SLI_REV4) && + (saveq->iocb_flag & LPFC_EXCHANGE_BUSY)) { + /* Set cmdiocb flag for the exchange + * busy so sgl (xri) will not be + * released until the abort xri is + * received from hba, clear the + * LPFC_DRIVER_ABORTED bit in case + * it was driver initiated abort. + */ + spin_lock_irqsave(&phba->hbalock, + iflag); + cmdiocbp->iocb_flag &= + ~LPFC_DRIVER_ABORTED; + cmdiocbp->iocb_flag |= + LPFC_EXCHANGE_BUSY; + spin_unlock_irqrestore(&phba->hbalock, + iflag); + cmdiocbp->iocb.ulpStatus = + IOSTAT_LOCAL_REJECT; + cmdiocbp->iocb.un.ulpWord[4] = + IOERR_ABORT_REQUESTED; + /* + * For SLI4, irsiocb contains NO_XRI + * in sli_xritag, it shall not affect + * releasing sgl (xri) process. + */ + saveq->iocb.ulpStatus = + IOSTAT_LOCAL_REJECT; + saveq->iocb.un.ulpWord[4] = + IOERR_SLI_ABORTED; + spin_lock_irqsave(&phba->hbalock, + iflag); + saveq->iocb_flag |= LPFC_DELAY_MEM_FREE; + spin_unlock_irqrestore(&phba->hbalock, + iflag); } } (cmdiocbp->iocb_cmpl) (phba, cmdiocbp, saveq); @@ -5687,19 +5739,19 @@ lpfc_sli4_bpl2sgl(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, for (i = 0; i < numBdes; i++) { /* Should already be byte swapped. */ - sgl->addr_hi = bpl->addrHigh; - sgl->addr_lo = bpl->addrLow; - /* swap the size field back to the cpu so we - * can assign it to the sgl. - */ - bde.tus.w = le32_to_cpu(bpl->tus.w); - bf_set(lpfc_sli4_sge_len, sgl, bde.tus.f.bdeSize); + sgl->addr_hi = bpl->addrHigh; + sgl->addr_lo = bpl->addrLow; + if ((i+1) == numBdes) bf_set(lpfc_sli4_sge_last, sgl, 1); else bf_set(lpfc_sli4_sge_last, sgl, 0); sgl->word2 = cpu_to_le32(sgl->word2); - sgl->word3 = cpu_to_le32(sgl->word3); + /* swap the size field back to the cpu so we + * can assign it to the sgl. + */ + bde.tus.w = le32_to_cpu(bpl->tus.w); + sgl->sge_len = cpu_to_le32(bde.tus.f.bdeSize); bpl++; sgl++; } @@ -5712,11 +5764,10 @@ lpfc_sli4_bpl2sgl(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, cpu_to_le32(icmd->un.genreq64.bdl.addrHigh); sgl->addr_lo = cpu_to_le32(icmd->un.genreq64.bdl.addrLow); - bf_set(lpfc_sli4_sge_len, sgl, - icmd->un.genreq64.bdl.bdeSize); bf_set(lpfc_sli4_sge_last, sgl, 1); sgl->word2 = cpu_to_le32(sgl->word2); - sgl->word3 = cpu_to_le32(sgl->word3); + sgl->sge_len = + cpu_to_le32(icmd->un.genreq64.bdl.bdeSize); } return sglq->sli4_xritag; } @@ -5987,12 +6038,10 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq, else bf_set(abort_cmd_ia, &wqe->abort_cmd, 0); bf_set(abort_cmd_criteria, &wqe->abort_cmd, T_XRI_TAG); - abort_tag = iocbq->iocb.un.acxri.abortIoTag; wqe->words[5] = 0; bf_set(lpfc_wqe_gen_ct, &wqe->generic, ((iocbq->iocb.ulpCt_h << 1) | iocbq->iocb.ulpCt_l)); abort_tag = iocbq->iocb.un.acxri.abortIoTag; - wqe->generic.abort_tag = abort_tag; /* * The abort handler will send us CMD_ABORT_XRI_CN or * CMD_CLOSE_XRI_CN and the fw only accepts CMD_ABORT_XRI_CX @@ -6121,15 +6170,15 @@ __lpfc_sli_issue_iocb_s4(struct lpfc_hba *phba, uint32_t ring_number, if (lpfc_sli4_iocb2wqe(phba, piocb, &wqe)) return IOCB_ERROR; - if (piocb->iocb_flag & LPFC_IO_FCP) { + if ((piocb->iocb_flag & LPFC_IO_FCP) || + (piocb->iocb_flag & LPFC_USE_FCPWQIDX)) { /* * For FCP command IOCB, get a new WQ index to distribute * WQE across the WQsr. On the other hand, for abort IOCB, * it carries the same WQ index to the original command * IOCB. */ - if ((piocb->iocb.ulpCommand != CMD_ABORT_XRI_CN) && - (piocb->iocb.ulpCommand != CMD_CLOSE_XRI_CN)) + if (piocb->iocb_flag & LPFC_IO_FCP) piocb->fcp_wqidx = lpfc_sli4_scmd_to_wqidx_distr(phba); if (lpfc_sli4_wq_put(phba->sli4_hba.fcp_wq[piocb->fcp_wqidx], &wqe)) @@ -7004,7 +7053,14 @@ lpfc_sli_abort_els_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, abort_iocb->iocb.ulpContext != abort_context || (abort_iocb->iocb_flag & LPFC_DRIVER_ABORTED) == 0) spin_unlock_irq(&phba->hbalock); - else { + else if (phba->sli_rev < LPFC_SLI_REV4) { + /* + * leave the SLI4 aborted command on the txcmplq + * list and the command complete WCQE's XB bit + * will tell whether the SGL (XRI) can be released + * immediately or to the aborted SGL list for the + * following abort XRI from the HBA. + */ list_del_init(&abort_iocb->list); pring->txcmplq_cnt--; spin_unlock_irq(&phba->hbalock); @@ -7013,11 +7069,13 @@ lpfc_sli_abort_els_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, * payload, so don't free data buffer till after * a hbeat. */ + spin_lock_irq(&phba->hbalock); abort_iocb->iocb_flag |= LPFC_DELAY_MEM_FREE; - abort_iocb->iocb_flag &= ~LPFC_DRIVER_ABORTED; + spin_unlock_irq(&phba->hbalock); + abort_iocb->iocb.ulpStatus = IOSTAT_LOCAL_REJECT; - abort_iocb->iocb.un.ulpWord[4] = IOERR_SLI_ABORTED; + abort_iocb->iocb.un.ulpWord[4] = IOERR_ABORT_REQUESTED; (abort_iocb->iocb_cmpl)(phba, abort_iocb, abort_iocb); } } @@ -7106,7 +7164,7 @@ lpfc_sli_issue_abort_iotag(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, return 0; /* This signals the response to set the correct status - * before calling the completion handler. + * before calling the completion handler */ cmdiocb->iocb_flag |= LPFC_DRIVER_ABORTED; @@ -7124,6 +7182,8 @@ lpfc_sli_issue_abort_iotag(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, /* ABTS WQE must go to the same WQ as the WQE to be aborted */ abtsiocbp->fcp_wqidx = cmdiocb->fcp_wqidx; + if (cmdiocb->iocb_flag & LPFC_IO_FCP) + abtsiocbp->iocb_flag |= LPFC_USE_FCPWQIDX; if (phba->link_state >= LPFC_LINK_UP) iabt->ulpCommand = CMD_ABORT_XRI_CN; @@ -7330,6 +7390,8 @@ lpfc_sli_abort_iocb(struct lpfc_vport *vport, struct lpfc_sli_ring *pring, /* ABTS WQE must go to the same WQ as the WQE to be aborted */ abtsiocb->fcp_wqidx = iocbq->fcp_wqidx; + if (iocbq->iocb_flag & LPFC_IO_FCP) + abtsiocb->iocb_flag |= LPFC_USE_FCPWQIDX; if (lpfc_is_link_up(phba)) abtsiocb->iocb.ulpCommand = CMD_ABORT_XRI_CN; @@ -8359,11 +8421,24 @@ void lpfc_sli4_els_xri_abort_event_proc(struct lpfc_hba *phba) } } +/** + * lpfc_sli4_iocb_param_transfer - Transfer pIocbOut and cmpl status to pIocbIn + * @phba: pointer to lpfc hba data structure + * @pIocbIn: pointer to the rspiocbq + * @pIocbOut: pointer to the cmdiocbq + * @wcqe: pointer to the complete wcqe + * + * This routine transfers the fields of a command iocbq to a response iocbq + * by copying all the IOCB fields from command iocbq and transferring the + * completion status information from the complete wcqe. + **/ static void -lpfc_sli4_iocb_param_transfer(struct lpfc_iocbq *pIocbIn, +lpfc_sli4_iocb_param_transfer(struct lpfc_hba *phba, + struct lpfc_iocbq *pIocbIn, struct lpfc_iocbq *pIocbOut, struct lpfc_wcqe_complete *wcqe) { + unsigned long iflags; size_t offset = offsetof(struct lpfc_iocbq, iocb); memcpy((char *)pIocbIn + offset, (char *)pIocbOut + offset, @@ -8377,8 +8452,17 @@ lpfc_sli4_iocb_param_transfer(struct lpfc_iocbq *pIocbIn, wcqe->total_data_placed; else pIocbIn->iocb.un.ulpWord[4] = wcqe->parameter; - else + else { pIocbIn->iocb.un.ulpWord[4] = wcqe->parameter; + pIocbIn->iocb.un.genreq64.bdl.bdeSize = wcqe->total_data_placed; + } + + /* Pick up HBA exchange busy condition */ + if (bf_get(lpfc_wcqe_c_xb, wcqe)) { + spin_lock_irqsave(&phba->hbalock, iflags); + pIocbIn->iocb_flag |= LPFC_EXCHANGE_BUSY; + spin_unlock_irqrestore(&phba->hbalock, iflags); + } } /** @@ -8419,7 +8503,7 @@ lpfc_sli4_els_wcqe_to_rspiocbq(struct lpfc_hba *phba, } /* Fake the irspiocbq and copy necessary response information */ - lpfc_sli4_iocb_param_transfer(irspiocbq, cmdiocbq, wcqe); + lpfc_sli4_iocb_param_transfer(phba, irspiocbq, cmdiocbq, wcqe); return irspiocbq; } @@ -8849,8 +8933,7 @@ lpfc_sli4_sp_handle_eqe(struct lpfc_hba *phba, struct lpfc_eqe *eqe) int ecount = 0; uint16_t cqid; - if (bf_get(lpfc_eqe_major_code, eqe) != 0 || - bf_get(lpfc_eqe_minor_code, eqe) != 0) { + if (bf_get(lpfc_eqe_major_code, eqe) != 0) { lpfc_printf_log(phba, KERN_ERR, LOG_SLI, "0359 Not a valid slow-path completion " "event: majorcode=x%x, minorcode=x%x\n", @@ -8976,7 +9059,7 @@ lpfc_sli4_fp_handle_fcp_wcqe(struct lpfc_hba *phba, } /* Fake the irspiocb and copy necessary response information */ - lpfc_sli4_iocb_param_transfer(&irspiocbq, cmdiocbq, wcqe); + lpfc_sli4_iocb_param_transfer(phba, &irspiocbq, cmdiocbq, wcqe); /* Pass the cmd_iocb and the rsp state to the upper layer */ (cmdiocbq->iocb_cmpl)(phba, cmdiocbq, &irspiocbq); @@ -9082,8 +9165,7 @@ lpfc_sli4_fp_handle_eqe(struct lpfc_hba *phba, struct lpfc_eqe *eqe, uint16_t cqid; int ecount = 0; - if (unlikely(bf_get(lpfc_eqe_major_code, eqe) != 0) || - unlikely(bf_get(lpfc_eqe_minor_code, eqe) != 0)) { + if (unlikely(bf_get(lpfc_eqe_major_code, eqe) != 0)) { lpfc_printf_log(phba, KERN_ERR, LOG_SLI, "0366 Not a valid fast-path completion " "event: majorcode=x%x, minorcode=x%x\n", @@ -11871,12 +11953,6 @@ lpfc_sli4_read_fcf_record(struct lpfc_hba *phba, uint16_t fcf_index) { int rc = 0, error; LPFC_MBOXQ_t *mboxq; - void *virt_addr; - dma_addr_t phys_addr; - uint8_t *bytep; - struct lpfc_mbx_sge sge; - uint32_t alloc_len, req_len; - struct lpfc_mbx_read_fcf_tbl *read_fcf; phba->fcoe_eventtag_at_fcf_scan = phba->fcoe_eventtag; mboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); @@ -11887,43 +11963,19 @@ lpfc_sli4_read_fcf_record(struct lpfc_hba *phba, uint16_t fcf_index) error = -ENOMEM; goto fail_fcfscan; } - - req_len = sizeof(struct fcf_record) + - sizeof(union lpfc_sli4_cfg_shdr) + 2 * sizeof(uint32_t); - - /* Set up READ_FCF SLI4_CONFIG mailbox-ioctl command */ - alloc_len = lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_FCOE, - LPFC_MBOX_OPCODE_FCOE_READ_FCF_TABLE, req_len, - LPFC_SLI4_MBX_NEMBED); - - if (alloc_len < req_len) { - lpfc_printf_log(phba, KERN_ERR, LOG_INIT, - "0291 Allocated DMA memory size (x%x) is " - "less than the requested DMA memory " - "size (x%x)\n", alloc_len, req_len); - error = -ENOMEM; + /* Construct the read FCF record mailbox command */ + rc = lpfc_sli4_mbx_read_fcf_record(phba, mboxq, fcf_index); + if (rc) { + error = -EINVAL; goto fail_fcfscan; } - - /* Get the first SGE entry from the non-embedded DMA memory. This - * routine only uses a single SGE. - */ - lpfc_sli4_mbx_sge_get(mboxq, 0, &sge); - phys_addr = getPaddr(sge.pa_hi, sge.pa_lo); - virt_addr = mboxq->sge_array->addr[0]; - read_fcf = (struct lpfc_mbx_read_fcf_tbl *)virt_addr; - - /* Set up command fields */ - bf_set(lpfc_mbx_read_fcf_tbl_indx, &read_fcf->u.request, fcf_index); - /* Perform necessary endian conversion */ - bytep = virt_addr + sizeof(union lpfc_sli4_cfg_shdr); - lpfc_sli_pcimem_bcopy(bytep, bytep, sizeof(uint32_t)); + /* Issue the mailbox command asynchronously */ mboxq->vport = phba->pport; mboxq->mbox_cmpl = lpfc_mbx_cmpl_read_fcf_record; rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_NOWAIT); - if (rc == MBX_NOT_FINISHED) { + if (rc == MBX_NOT_FINISHED) error = -EIO; - } else { + else { spin_lock_irq(&phba->hbalock); phba->hba_flag |= FCF_DISC_INPROGRESS; spin_unlock_irq(&phba->hbalock); @@ -11942,6 +11994,90 @@ fail_fcfscan: } /** + * lpfc_mbx_cmpl_redisc_fcf_table - completion routine for rediscover FCF table + * @phba: pointer to lpfc hba data structure. + * + * This routine is the completion routine for the rediscover FCF table mailbox + * command. If the mailbox command returned failure, it will try to stop the + * FCF rediscover wait timer. + **/ +void +lpfc_mbx_cmpl_redisc_fcf_table(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox) +{ + struct lpfc_mbx_redisc_fcf_tbl *redisc_fcf; + uint32_t shdr_status, shdr_add_status; + + redisc_fcf = &mbox->u.mqe.un.redisc_fcf_tbl; + + shdr_status = bf_get(lpfc_mbox_hdr_status, + &redisc_fcf->header.cfg_shdr.response); + shdr_add_status = bf_get(lpfc_mbox_hdr_add_status, + &redisc_fcf->header.cfg_shdr.response); + if (shdr_status || shdr_add_status) { + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "2746 Requesting for FCF rediscovery failed " + "status x%x add_status x%x\n", + shdr_status, shdr_add_status); + /* + * Request failed, last resort to re-try current + * registered FCF entry + */ + lpfc_retry_pport_discovery(phba); + } else + /* + * Start FCF rediscovery wait timer for pending FCF + * before rescan FCF record table. + */ + lpfc_fcf_redisc_wait_start_timer(phba); + + mempool_free(mbox, phba->mbox_mem_pool); +} + +/** + * lpfc_sli4_redisc_all_fcf - Request to rediscover entire FCF table by port. + * @phba: pointer to lpfc hba data structure. + * + * This routine is invoked to request for rediscovery of the entire FCF table + * by the port. + **/ +int +lpfc_sli4_redisc_fcf_table(struct lpfc_hba *phba) +{ + LPFC_MBOXQ_t *mbox; + struct lpfc_mbx_redisc_fcf_tbl *redisc_fcf; + int rc, length; + + mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (!mbox) { + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "2745 Failed to allocate mbox for " + "requesting FCF rediscover.\n"); + return -ENOMEM; + } + + length = (sizeof(struct lpfc_mbx_redisc_fcf_tbl) - + sizeof(struct lpfc_sli4_cfg_mhdr)); + lpfc_sli4_config(phba, mbox, LPFC_MBOX_SUBSYSTEM_FCOE, + LPFC_MBOX_OPCODE_FCOE_REDISCOVER_FCF, + length, LPFC_SLI4_MBX_EMBED); + + redisc_fcf = &mbox->u.mqe.un.redisc_fcf_tbl; + /* Set count to 0 for invalidating the entire FCF database */ + bf_set(lpfc_mbx_redisc_fcf_count, redisc_fcf, 0); + + /* Issue the mailbox command asynchronously */ + mbox->vport = phba->pport; + mbox->mbox_cmpl = lpfc_mbx_cmpl_redisc_fcf_table; + rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT); + + if (rc == MBX_NOT_FINISHED) { + mempool_free(mbox, phba->mbox_mem_pool); + return -EIO; + } + return 0; +} + +/** * lpfc_sli_read_link_ste - Read region 23 to decide if link is disabled. * @phba: pointer to lpfc hba data structure. * @@ -12069,3 +12205,48 @@ out: kfree(rgn23_data); return; } + +/** + * lpfc_cleanup_pending_mbox - Free up vport discovery mailbox commands. + * @vport: pointer to vport data structure. + * + * This function iterate through the mailboxq and clean up all REG_LOGIN + * and REG_VPI mailbox commands associated with the vport. This function + * is called when driver want to restart discovery of the vport due to + * a Clear Virtual Link event. + **/ +void +lpfc_cleanup_pending_mbox(struct lpfc_vport *vport) +{ + struct lpfc_hba *phba = vport->phba; + LPFC_MBOXQ_t *mb, *nextmb; + struct lpfc_dmabuf *mp; + + spin_lock_irq(&phba->hbalock); + list_for_each_entry_safe(mb, nextmb, &phba->sli.mboxq, list) { + if (mb->vport != vport) + continue; + + if ((mb->u.mb.mbxCommand != MBX_REG_LOGIN64) && + (mb->u.mb.mbxCommand != MBX_REG_VPI)) + continue; + + if (mb->u.mb.mbxCommand == MBX_REG_LOGIN64) { + mp = (struct lpfc_dmabuf *) (mb->context1); + if (mp) { + __lpfc_mbuf_free(phba, mp->virt, mp->phys); + kfree(mp); + } + } + list_del(&mb->list); + mempool_free(mb, phba->mbox_mem_pool); + } + mb = phba->sli.mbox_active; + if (mb && (mb->vport == vport)) { + if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) || + (mb->u.mb.mbxCommand == MBX_REG_VPI)) + mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; + } + spin_unlock_irq(&phba->hbalock); +} + diff --git a/drivers/scsi/lpfc/lpfc_sli.h b/drivers/scsi/lpfc/lpfc_sli.h index ba38de3c28f..dfcf5437d1f 100644 --- a/drivers/scsi/lpfc/lpfc_sli.h +++ b/drivers/scsi/lpfc/lpfc_sli.h @@ -53,17 +53,19 @@ struct lpfc_iocbq { IOCB_t iocb; /* IOCB cmd */ uint8_t retry; /* retry counter for IOCB cmd - if needed */ - uint8_t iocb_flag; + uint16_t iocb_flag; #define LPFC_IO_LIBDFC 1 /* libdfc iocb */ #define LPFC_IO_WAKE 2 /* High Priority Queue signal flag */ #define LPFC_IO_FCP 4 /* FCP command -- iocbq in scsi_buf */ #define LPFC_DRIVER_ABORTED 8 /* driver aborted this request */ #define LPFC_IO_FABRIC 0x10 /* Iocb send using fabric scheduler */ #define LPFC_DELAY_MEM_FREE 0x20 /* Defer free'ing of FC data */ -#define LPFC_FIP_ELS_ID_MASK 0xc0 /* ELS_ID range 0-3 */ -#define LPFC_FIP_ELS_ID_SHIFT 6 +#define LPFC_EXCHANGE_BUSY 0x40 /* SLI4 hba reported XB in response */ +#define LPFC_USE_FCPWQIDX 0x80 /* Submit to specified FCPWQ index */ + +#define LPFC_FIP_ELS_ID_MASK 0xc000 /* ELS_ID range 0-3, non-shifted mask */ +#define LPFC_FIP_ELS_ID_SHIFT 14 - uint8_t abort_count; uint8_t rsvd2; uint32_t drvrTimeout; /* driver timeout in seconds */ uint32_t fcp_wqidx; /* index to FCP work queue */ diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h index 44e5f574236..86308836600 100644 --- a/drivers/scsi/lpfc/lpfc_sli4.h +++ b/drivers/scsi/lpfc/lpfc_sli4.h @@ -22,6 +22,10 @@ #define LPFC_RELEASE_NOTIFICATION_INTERVAL 32 #define LPFC_GET_QE_REL_INT 32 #define LPFC_RPI_LOW_WATER_MARK 10 + +/* Amount of time in seconds for waiting FCF rediscovery to complete */ +#define LPFC_FCF_REDISCOVER_WAIT_TMO 2000 /* msec */ + /* Number of SGL entries can be posted in a 4KB nonembedded mbox command */ #define LPFC_NEMBED_MBOX_SGL_CNT 254 @@ -126,24 +130,36 @@ struct lpfc_sli4_link { uint8_t status; uint8_t physical; uint8_t fault; + uint16_t logical_speed; }; -struct lpfc_fcf { - uint8_t fabric_name[8]; - uint8_t switch_name[8]; +struct lpfc_fcf_rec { + uint8_t fabric_name[8]; + uint8_t switch_name[8]; uint8_t mac_addr[6]; uint16_t fcf_indx; + uint32_t priority; + uint16_t vlan_id; + uint32_t addr_mode; + uint32_t flag; +#define BOOT_ENABLE 0x01 +#define RECORD_VALID 0x02 +}; + +struct lpfc_fcf { uint16_t fcfi; uint32_t fcf_flag; #define FCF_AVAILABLE 0x01 /* FCF available for discovery */ #define FCF_REGISTERED 0x02 /* FCF registered with FW */ -#define FCF_DISCOVERED 0x04 /* FCF discovery started */ -#define FCF_BOOT_ENABLE 0x08 /* Boot bios use this FCF */ -#define FCF_IN_USE 0x10 /* Atleast one discovery completed */ -#define FCF_VALID_VLAN 0x20 /* Use the vlan id specified */ - uint32_t priority; +#define FCF_SCAN_DONE 0x04 /* FCF table scan done */ +#define FCF_IN_USE 0x08 /* Atleast one discovery completed */ +#define FCF_REDISC_PEND 0x10 /* FCF rediscovery pending */ +#define FCF_REDISC_EVT 0x20 /* FCF rediscovery event to worker thread */ +#define FCF_REDISC_FOV 0x40 /* Post FCF rediscovery fast failover */ uint32_t addr_mode; - uint16_t vlan_id; + struct lpfc_fcf_rec current_rec; + struct lpfc_fcf_rec failover_rec; + struct timer_list redisc_wait; }; #define LPFC_REGION23_SIGNATURE "RG23" @@ -248,7 +264,10 @@ struct lpfc_bmbx { #define SLI4_CT_VFI 2 #define SLI4_CT_FCFI 3 -#define LPFC_SLI4_MAX_SEGMENT_SIZE 0x10000 +#define LPFC_SLI4_FL1_MAX_SEGMENT_SIZE 0x10000 +#define LPFC_SLI4_FL1_MAX_BUF_SIZE 0X2000 +#define LPFC_SLI4_MIN_BUF_SIZE 0x400 +#define LPFC_SLI4_MAX_BUF_SIZE 0x20000 /* * SLI4 specific data structures @@ -282,6 +301,42 @@ struct lpfc_fcp_eq_hdl { struct lpfc_hba *phba; }; +/* Port Capabilities for SLI4 Parameters */ +struct lpfc_pc_sli4_params { + uint32_t supported; + uint32_t if_type; + uint32_t sli_rev; + uint32_t sli_family; + uint32_t featurelevel_1; + uint32_t featurelevel_2; + uint32_t proto_types; +#define LPFC_SLI4_PROTO_FCOE 0x0000001 +#define LPFC_SLI4_PROTO_FC 0x0000002 +#define LPFC_SLI4_PROTO_NIC 0x0000004 +#define LPFC_SLI4_PROTO_ISCSI 0x0000008 +#define LPFC_SLI4_PROTO_RDMA 0x0000010 + uint32_t sge_supp_len; + uint32_t if_page_sz; + uint32_t rq_db_window; + uint32_t loopbk_scope; + uint32_t eq_pages_max; + uint32_t eqe_size; + uint32_t cq_pages_max; + uint32_t cqe_size; + uint32_t mq_pages_max; + uint32_t mqe_size; + uint32_t mq_elem_cnt; + uint32_t wq_pages_max; + uint32_t wqe_size; + uint32_t rq_pages_max; + uint32_t rqe_size; + uint32_t hdr_pages_max; + uint32_t hdr_size; + uint32_t hdr_pp_align; + uint32_t sgl_pages_max; + uint32_t sgl_pp_align; +}; + /* SLI4 HBA data structure entries */ struct lpfc_sli4_hba { void __iomem *conf_regs_memmap_p; /* Kernel memory mapped address for @@ -295,7 +350,7 @@ struct lpfc_sli4_hba { void __iomem *UERRHIregaddr; /* Address to UERR_STATUS_HI register */ void __iomem *UEMASKLOregaddr; /* Address to UE_MASK_LO register */ void __iomem *UEMASKHIregaddr; /* Address to UE_MASK_HI register */ - void __iomem *SCRATCHPADregaddr; /* Address to scratchpad register */ + void __iomem *SLIINTFregaddr; /* Address to SLI_INTF register */ /* BAR1 FCoE function CSR register memory map */ void __iomem *STAregaddr; /* Address to HST_STATE register */ void __iomem *ISRregaddr; /* Address to HST_ISR register */ @@ -310,6 +365,8 @@ struct lpfc_sli4_hba { uint32_t ue_mask_lo; uint32_t ue_mask_hi; + struct lpfc_register sli_intf; + struct lpfc_pc_sli4_params pc_sli4_params; struct msix_entry *msix_entries; uint32_t cfg_eqn; struct lpfc_fcp_eq_hdl *fcp_eq_hdl; /* FCP per-WQ handle */ @@ -406,6 +463,8 @@ void lpfc_sli4_mbox_cmd_free(struct lpfc_hba *, struct lpfcMboxq *); void lpfc_sli4_mbx_sge_set(struct lpfcMboxq *, uint32_t, dma_addr_t, uint32_t); void lpfc_sli4_mbx_sge_get(struct lpfcMboxq *, uint32_t, struct lpfc_mbx_sge *); +int lpfc_sli4_mbx_read_fcf_record(struct lpfc_hba *, struct lpfcMboxq *, + uint16_t); void lpfc_sli4_hba_reset(struct lpfc_hba *); struct lpfc_queue *lpfc_sli4_queue_alloc(struct lpfc_hba *, uint32_t, @@ -448,6 +507,7 @@ int lpfc_sli4_alloc_rpi(struct lpfc_hba *); void lpfc_sli4_free_rpi(struct lpfc_hba *, int); void lpfc_sli4_remove_rpis(struct lpfc_hba *); void lpfc_sli4_async_event_proc(struct lpfc_hba *); +void lpfc_sli4_fcf_redisc_event_proc(struct lpfc_hba *); int lpfc_sli4_resume_rpi(struct lpfc_nodelist *); void lpfc_sli4_fcp_xri_abort_event_proc(struct lpfc_hba *); void lpfc_sli4_els_xri_abort_event_proc(struct lpfc_hba *); diff --git a/drivers/scsi/lpfc/lpfc_version.h b/drivers/scsi/lpfc/lpfc_version.h index 792f72263f1..ac276aa46fb 100644 --- a/drivers/scsi/lpfc/lpfc_version.h +++ b/drivers/scsi/lpfc/lpfc_version.h @@ -1,7 +1,7 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2004-2009 Emulex. All rights reserved. * + * Copyright (C) 2004-2010 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * * www.emulex.com * * * @@ -18,7 +18,7 @@ * included with this package. * *******************************************************************/ -#define LPFC_DRIVER_VERSION "8.3.7" +#define LPFC_DRIVER_VERSION "8.3.9" #define LPFC_DRIVER_NAME "lpfc" #define LPFC_SP_DRIVER_HANDLER_NAME "lpfc:sp" #define LPFC_FP_DRIVER_HANDLER_NAME "lpfc:fp" diff --git a/drivers/scsi/lpfc/lpfc_vport.c b/drivers/scsi/lpfc/lpfc_vport.c index e3c7fa64230..dc86e873102 100644 --- a/drivers/scsi/lpfc/lpfc_vport.c +++ b/drivers/scsi/lpfc/lpfc_vport.c @@ -389,7 +389,7 @@ lpfc_vport_create(struct fc_vport *fc_vport, bool disable) * by the port. */ if ((phba->sli_rev == LPFC_SLI_REV4) && - (pport->vpi_state & LPFC_VPI_REGISTERED)) { + (pport->fc_flag & FC_VFI_REGISTERED)) { rc = lpfc_sli4_init_vpi(phba, vpi); if (rc) { lpfc_printf_log(phba, KERN_ERR, LOG_VPORT, @@ -505,6 +505,7 @@ enable_vport(struct fc_vport *fc_vport) struct lpfc_vport *vport = *(struct lpfc_vport **)fc_vport->dd_data; struct lpfc_hba *phba = vport->phba; struct lpfc_nodelist *ndlp = NULL; + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); if ((phba->link_state < LPFC_LINK_UP) || (phba->fc_topology == TOPOLOGY_LOOP)) { @@ -512,10 +513,10 @@ enable_vport(struct fc_vport *fc_vport) return VPORT_OK; } - spin_lock_irq(&phba->hbalock); + spin_lock_irq(shost->host_lock); vport->load_flag |= FC_LOADING; vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI; - spin_unlock_irq(&phba->hbalock); + spin_unlock_irq(shost->host_lock); /* Use the Physical nodes Fabric NDLP to determine if the link is * up and ready to FDISC. diff --git a/drivers/scsi/mac_esp.c b/drivers/scsi/mac_esp.c index c24e86f0780..dd808ae942a 100644 --- a/drivers/scsi/mac_esp.c +++ b/drivers/scsi/mac_esp.c @@ -22,7 +22,6 @@ #include <asm/irq.h> #include <asm/dma.h> - #include <asm/macints.h> #include <asm/macintosh.h> @@ -279,24 +278,27 @@ static void mac_esp_send_pdma_cmd(struct esp *esp, u32 addr, u32 esp_count, * Programmed IO routines follow. */ -static inline int mac_esp_wait_for_fifo(struct esp *esp) +static inline unsigned int mac_esp_wait_for_fifo(struct esp *esp) { int i = 500000; do { - if (esp_read8(ESP_FFLAGS) & ESP_FF_FBYTES) - return 0; + unsigned int fbytes = esp_read8(ESP_FFLAGS) & ESP_FF_FBYTES; + + if (fbytes) + return fbytes; udelay(2); } while (--i); printk(KERN_ERR PFX "FIFO is empty (sreg %02x)\n", esp_read8(ESP_STATUS)); - return 1; + return 0; } static inline int mac_esp_wait_for_intr(struct esp *esp) { + struct mac_esp_priv *mep = MAC_ESP_GET_PRIV(esp); int i = 500000; do { @@ -308,6 +310,7 @@ static inline int mac_esp_wait_for_intr(struct esp *esp) } while (--i); printk(KERN_ERR PFX "IRQ timeout (sreg %02x)\n", esp->sreg); + mep->error = 1; return 1; } @@ -347,11 +350,10 @@ static inline int mac_esp_wait_for_intr(struct esp *esp) static void mac_esp_send_pio_cmd(struct esp *esp, u32 addr, u32 esp_count, u32 dma_count, int write, u8 cmd) { - unsigned long flags; struct mac_esp_priv *mep = MAC_ESP_GET_PRIV(esp); u8 *fifo = esp->regs + ESP_FDATA * 16; - local_irq_save(flags); + disable_irq(esp->host->irq); cmd &= ~ESP_CMD_DMA; mep->error = 0; @@ -359,11 +361,35 @@ static void mac_esp_send_pio_cmd(struct esp *esp, u32 addr, u32 esp_count, if (write) { scsi_esp_cmd(esp, cmd); - if (!mac_esp_wait_for_intr(esp)) { - if (mac_esp_wait_for_fifo(esp)) - esp_count = 0; - } else { - esp_count = 0; + while (1) { + unsigned int n; + + n = mac_esp_wait_for_fifo(esp); + if (!n) + break; + + if (n > esp_count) + n = esp_count; + esp_count -= n; + + MAC_ESP_PIO_LOOP("%2@,%0@+", n); + + if (!esp_count) + break; + + if (mac_esp_wait_for_intr(esp)) + break; + + if (((esp->sreg & ESP_STAT_PMASK) != ESP_DIP) && + ((esp->sreg & ESP_STAT_PMASK) != ESP_MIP)) + break; + + esp->ireg = esp_read8(ESP_INTRPT); + if ((esp->ireg & (ESP_INTR_DC | ESP_INTR_BSERV)) != + ESP_INTR_BSERV) + break; + + scsi_esp_cmd(esp, ESP_CMD_TI); } } else { scsi_esp_cmd(esp, ESP_CMD_FLUSH); @@ -374,47 +400,24 @@ static void mac_esp_send_pio_cmd(struct esp *esp, u32 addr, u32 esp_count, MAC_ESP_PIO_LOOP("%0@+,%2@", esp_count); scsi_esp_cmd(esp, cmd); - } - - while (esp_count) { - unsigned int n; - - if (mac_esp_wait_for_intr(esp)) { - mep->error = 1; - break; - } - - if (esp->sreg & ESP_STAT_SPAM) { - printk(KERN_ERR PFX "gross error\n"); - mep->error = 1; - break; - } - n = esp_read8(ESP_FFLAGS) & ESP_FF_FBYTES; - - if (write) { - if (n > esp_count) - n = esp_count; - esp_count -= n; - - MAC_ESP_PIO_LOOP("%2@,%0@+", n); + while (esp_count) { + unsigned int n; - if ((esp->sreg & ESP_STAT_PMASK) == ESP_STATP) + if (mac_esp_wait_for_intr(esp)) break; - if (esp_count) { - esp->ireg = esp_read8(ESP_INTRPT); - if (esp->ireg & ESP_INTR_DC) - break; + if (((esp->sreg & ESP_STAT_PMASK) != ESP_DOP) && + ((esp->sreg & ESP_STAT_PMASK) != ESP_MOP)) + break; - scsi_esp_cmd(esp, ESP_CMD_TI); - } - } else { esp->ireg = esp_read8(ESP_INTRPT); - if (esp->ireg & ESP_INTR_DC) + if ((esp->ireg & (ESP_INTR_DC | ESP_INTR_BSERV)) != + ESP_INTR_BSERV) break; - n = MAC_ESP_FIFO_SIZE - n; + n = MAC_ESP_FIFO_SIZE - + (esp_read8(ESP_FFLAGS) & ESP_FF_FBYTES); if (n > esp_count) n = esp_count; @@ -429,7 +432,7 @@ static void mac_esp_send_pio_cmd(struct esp *esp, u32 addr, u32 esp_count, } } - local_irq_restore(flags); + enable_irq(esp->host->irq); } static int mac_esp_irq_pending(struct esp *esp) diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c index d9b8ca5116b..409648f5845 100644 --- a/drivers/scsi/megaraid/megaraid_sas.c +++ b/drivers/scsi/megaraid/megaraid_sas.c @@ -10,7 +10,7 @@ * 2 of the License, or (at your option) any later version. * * FILE : megaraid_sas.c - * Version : v00.00.04.12-rc1 + * Version : v00.00.04.17.1-rc1 * * Authors: * (email-id : megaraidlinux@lsi.com) @@ -843,6 +843,7 @@ megasas_build_dcdb(struct megasas_instance *instance, struct scsi_cmnd *scp, pthru->lun = scp->device->lun; pthru->cdb_len = scp->cmd_len; pthru->timeout = 0; + pthru->pad_0 = 0; pthru->flags = flags; pthru->data_xfer_len = scsi_bufflen(scp); @@ -874,6 +875,12 @@ megasas_build_dcdb(struct megasas_instance *instance, struct scsi_cmnd *scp, pthru->sge_count = megasas_make_sgl32(instance, scp, &pthru->sgl); + if (pthru->sge_count > instance->max_num_sge) { + printk(KERN_ERR "megasas: DCDB two many SGE NUM=%x\n", + pthru->sge_count); + return 0; + } + /* * Sense info specific */ @@ -1000,6 +1007,12 @@ megasas_build_ldio(struct megasas_instance *instance, struct scsi_cmnd *scp, } else ldio->sge_count = megasas_make_sgl32(instance, scp, &ldio->sgl); + if (ldio->sge_count > instance->max_num_sge) { + printk(KERN_ERR "megasas: build_ld_io: sge_count = %x\n", + ldio->sge_count); + return 0; + } + /* * Sense info specific */ @@ -2250,6 +2263,7 @@ megasas_get_pd_list(struct megasas_instance *instance) dcmd->sge_count = 1; dcmd->flags = MFI_FRAME_DIR_READ; dcmd->timeout = 0; + dcmd->pad_0 = 0; dcmd->data_xfer_len = MEGASAS_MAX_PD * sizeof(struct MR_PD_LIST); dcmd->opcode = MR_DCMD_PD_LIST_QUERY; dcmd->sgl.sge32[0].phys_addr = ci_h; @@ -2294,6 +2308,86 @@ megasas_get_pd_list(struct megasas_instance *instance) return ret; } +/* + * megasas_get_ld_list_info - Returns FW's ld_list structure + * @instance: Adapter soft state + * @ld_list: ld_list structure + * + * Issues an internal command (DCMD) to get the FW's controller PD + * list structure. This information is mainly used to find out SYSTEM + * supported by the FW. + */ +static int +megasas_get_ld_list(struct megasas_instance *instance) +{ + int ret = 0, ld_index = 0, ids = 0; + struct megasas_cmd *cmd; + struct megasas_dcmd_frame *dcmd; + struct MR_LD_LIST *ci; + dma_addr_t ci_h = 0; + + cmd = megasas_get_cmd(instance); + + if (!cmd) { + printk(KERN_DEBUG "megasas_get_ld_list: Failed to get cmd\n"); + return -ENOMEM; + } + + dcmd = &cmd->frame->dcmd; + + ci = pci_alloc_consistent(instance->pdev, + sizeof(struct MR_LD_LIST), + &ci_h); + + if (!ci) { + printk(KERN_DEBUG "Failed to alloc mem in get_ld_list\n"); + megasas_return_cmd(instance, cmd); + return -ENOMEM; + } + + memset(ci, 0, sizeof(*ci)); + memset(dcmd->mbox.b, 0, MFI_MBOX_SIZE); + + dcmd->cmd = MFI_CMD_DCMD; + dcmd->cmd_status = 0xFF; + dcmd->sge_count = 1; + dcmd->flags = MFI_FRAME_DIR_READ; + dcmd->timeout = 0; + dcmd->data_xfer_len = sizeof(struct MR_LD_LIST); + dcmd->opcode = MR_DCMD_LD_GET_LIST; + dcmd->sgl.sge32[0].phys_addr = ci_h; + dcmd->sgl.sge32[0].length = sizeof(struct MR_LD_LIST); + dcmd->pad_0 = 0; + + if (!megasas_issue_polled(instance, cmd)) { + ret = 0; + } else { + ret = -1; + } + + /* the following function will get the instance PD LIST */ + + if ((ret == 0) && (ci->ldCount < MAX_LOGICAL_DRIVES)) { + memset(instance->ld_ids, 0xff, MEGASAS_MAX_LD_IDS); + + for (ld_index = 0; ld_index < ci->ldCount; ld_index++) { + if (ci->ldList[ld_index].state != 0) { + ids = ci->ldList[ld_index].ref.targetId; + instance->ld_ids[ids] = + ci->ldList[ld_index].ref.targetId; + } + } + } + + pci_free_consistent(instance->pdev, + sizeof(struct MR_LD_LIST), + ci, + ci_h); + + megasas_return_cmd(instance, cmd); + return ret; +} + /** * megasas_get_controller_info - Returns FW's controller structure * @instance: Adapter soft state @@ -2339,6 +2433,7 @@ megasas_get_ctrl_info(struct megasas_instance *instance, dcmd->sge_count = 1; dcmd->flags = MFI_FRAME_DIR_READ; dcmd->timeout = 0; + dcmd->pad_0 = 0; dcmd->data_xfer_len = sizeof(struct megasas_ctrl_info); dcmd->opcode = MR_DCMD_CTRL_GET_INFO; dcmd->sgl.sge32[0].phys_addr = ci_h; @@ -2590,6 +2685,9 @@ static int megasas_init_mfi(struct megasas_instance *instance) (MEGASAS_MAX_PD * sizeof(struct megasas_pd_list))); megasas_get_pd_list(instance); + memset(instance->ld_ids, 0xff, MEGASAS_MAX_LD_IDS); + megasas_get_ld_list(instance); + ctrl_info = kmalloc(sizeof(struct megasas_ctrl_info), GFP_KERNEL); /* @@ -2714,6 +2812,7 @@ megasas_get_seq_num(struct megasas_instance *instance, dcmd->sge_count = 1; dcmd->flags = MFI_FRAME_DIR_READ; dcmd->timeout = 0; + dcmd->pad_0 = 0; dcmd->data_xfer_len = sizeof(struct megasas_evt_log_info); dcmd->opcode = MR_DCMD_CTRL_EVENT_GET_INFO; dcmd->sgl.sge32[0].phys_addr = el_info_h; @@ -2828,6 +2927,7 @@ megasas_register_aen(struct megasas_instance *instance, u32 seq_num, dcmd->sge_count = 1; dcmd->flags = MFI_FRAME_DIR_READ; dcmd->timeout = 0; + dcmd->pad_0 = 0; dcmd->data_xfer_len = sizeof(struct megasas_evt_detail); dcmd->opcode = MR_DCMD_CTRL_EVENT_WAIT; dcmd->mbox.w[0] = seq_num; @@ -3166,6 +3266,7 @@ static void megasas_flush_cache(struct megasas_instance *instance) dcmd->sge_count = 0; dcmd->flags = MFI_FRAME_DIR_NONE; dcmd->timeout = 0; + dcmd->pad_0 = 0; dcmd->data_xfer_len = 0; dcmd->opcode = MR_DCMD_CTRL_CACHE_FLUSH; dcmd->mbox.b[0] = MR_FLUSH_CTRL_CACHE | MR_FLUSH_DISK_CACHE; @@ -3205,6 +3306,7 @@ static void megasas_shutdown_controller(struct megasas_instance *instance, dcmd->sge_count = 0; dcmd->flags = MFI_FRAME_DIR_NONE; dcmd->timeout = 0; + dcmd->pad_0 = 0; dcmd->data_xfer_len = 0; dcmd->opcode = opcode; @@ -3984,6 +4086,7 @@ megasas_aen_polling(struct work_struct *work) struct Scsi_Host *host; struct scsi_device *sdev1; u16 pd_index = 0; + u16 ld_index = 0; int i, j, doscan = 0; u32 seq_num; int error; @@ -3999,8 +4102,124 @@ megasas_aen_polling(struct work_struct *work) switch (instance->evt_detail->code) { case MR_EVT_PD_INSERTED: + if (megasas_get_pd_list(instance) == 0) { + for (i = 0; i < MEGASAS_MAX_PD_CHANNELS; i++) { + for (j = 0; + j < MEGASAS_MAX_DEV_PER_CHANNEL; + j++) { + + pd_index = + (i * MEGASAS_MAX_DEV_PER_CHANNEL) + j; + + sdev1 = + scsi_device_lookup(host, i, j, 0); + + if (instance->pd_list[pd_index].driveState + == MR_PD_STATE_SYSTEM) { + if (!sdev1) { + scsi_add_device(host, i, j, 0); + } + + if (sdev1) + scsi_device_put(sdev1); + } + } + } + } + doscan = 0; + break; + case MR_EVT_PD_REMOVED: + if (megasas_get_pd_list(instance) == 0) { + megasas_get_pd_list(instance); + for (i = 0; i < MEGASAS_MAX_PD_CHANNELS; i++) { + for (j = 0; + j < MEGASAS_MAX_DEV_PER_CHANNEL; + j++) { + + pd_index = + (i * MEGASAS_MAX_DEV_PER_CHANNEL) + j; + + sdev1 = + scsi_device_lookup(host, i, j, 0); + + if (instance->pd_list[pd_index].driveState + == MR_PD_STATE_SYSTEM) { + if (sdev1) { + scsi_device_put(sdev1); + } + } else { + if (sdev1) { + scsi_remove_device(sdev1); + scsi_device_put(sdev1); + } + } + } + } + } + doscan = 0; + break; + + case MR_EVT_LD_OFFLINE: + case MR_EVT_LD_DELETED: + megasas_get_ld_list(instance); + for (i = 0; i < MEGASAS_MAX_LD_CHANNELS; i++) { + for (j = 0; + j < MEGASAS_MAX_DEV_PER_CHANNEL; + j++) { + + ld_index = + (i * MEGASAS_MAX_DEV_PER_CHANNEL) + j; + + sdev1 = scsi_device_lookup(host, + i + MEGASAS_MAX_LD_CHANNELS, + j, + 0); + + if (instance->ld_ids[ld_index] != 0xff) { + if (sdev1) { + scsi_device_put(sdev1); + } + } else { + if (sdev1) { + scsi_remove_device(sdev1); + scsi_device_put(sdev1); + } + } + } + } + doscan = 0; + break; + case MR_EVT_LD_CREATED: + megasas_get_ld_list(instance); + for (i = 0; i < MEGASAS_MAX_LD_CHANNELS; i++) { + for (j = 0; + j < MEGASAS_MAX_DEV_PER_CHANNEL; + j++) { + ld_index = + (i * MEGASAS_MAX_DEV_PER_CHANNEL) + j; + + sdev1 = scsi_device_lookup(host, + i+MEGASAS_MAX_LD_CHANNELS, + j, 0); + + if (instance->ld_ids[ld_index] != + 0xff) { + if (!sdev1) { + scsi_add_device(host, + i + 2, + j, 0); + } + } + if (sdev1) { + scsi_device_put(sdev1); + } + } + } + doscan = 0; + break; case MR_EVT_CTRL_HOST_BUS_SCAN_REQUESTED: + case MR_EVT_FOREIGN_CFG_IMPORTED: doscan = 1; break; default: @@ -4035,6 +4254,31 @@ megasas_aen_polling(struct work_struct *work) } } } + + megasas_get_ld_list(instance); + for (i = 0; i < MEGASAS_MAX_LD_CHANNELS; i++) { + for (j = 0; j < MEGASAS_MAX_DEV_PER_CHANNEL; j++) { + ld_index = + (i * MEGASAS_MAX_DEV_PER_CHANNEL) + j; + + sdev1 = scsi_device_lookup(host, + i+MEGASAS_MAX_LD_CHANNELS, j, 0); + if (instance->ld_ids[ld_index] != 0xff) { + if (!sdev1) { + scsi_add_device(host, + i+2, + j, 0); + } else { + scsi_device_put(sdev1); + } + } else { + if (sdev1) { + scsi_remove_device(sdev1); + scsi_device_put(sdev1); + } + } + } + } } if ( instance->aen_cmd != NULL ) { diff --git a/drivers/scsi/megaraid/megaraid_sas.h b/drivers/scsi/megaraid/megaraid_sas.h index 72b28e436e3..9d8b6bf605a 100644 --- a/drivers/scsi/megaraid/megaraid_sas.h +++ b/drivers/scsi/megaraid/megaraid_sas.h @@ -18,9 +18,9 @@ /* * MegaRAID SAS Driver meta data */ -#define MEGASAS_VERSION "00.00.04.12-rc1" -#define MEGASAS_RELDATE "Sep. 17, 2009" -#define MEGASAS_EXT_VERSION "Thu Sep. 17 11:41:51 PST 2009" +#define MEGASAS_VERSION "00.00.04.17.1-rc1" +#define MEGASAS_RELDATE "Oct. 29, 2009" +#define MEGASAS_EXT_VERSION "Thu. Oct. 29, 11:41:51 PST 2009" /* * Device IDs @@ -117,6 +117,7 @@ #define MFI_CMD_STP 0x08 #define MR_DCMD_CTRL_GET_INFO 0x01010000 +#define MR_DCMD_LD_GET_LIST 0x03010000 #define MR_DCMD_CTRL_CACHE_FLUSH 0x01101000 #define MR_FLUSH_CTRL_CACHE 0x01 @@ -349,6 +350,32 @@ struct megasas_pd_list { u8 driveState; } __packed; + /* + * defines the logical drive reference structure + */ +union MR_LD_REF { + struct { + u8 targetId; + u8 reserved; + u16 seqNum; + }; + u32 ref; +} __packed; + +/* + * defines the logical drive list structure + */ +struct MR_LD_LIST { + u32 ldCount; + u32 reserved; + struct { + union MR_LD_REF ref; + u8 state; + u8 reserved[3]; + u64 size; + } ldList[MAX_LOGICAL_DRIVES]; +} __packed; + /* * SAS controller properties */ @@ -637,6 +664,8 @@ struct megasas_ctrl_info { #define MEGASAS_MAX_LD 64 #define MEGASAS_MAX_PD (MEGASAS_MAX_PD_CHANNELS * \ MEGASAS_MAX_DEV_PER_CHANNEL) +#define MEGASAS_MAX_LD_IDS (MEGASAS_MAX_LD_CHANNELS * \ + MEGASAS_MAX_DEV_PER_CHANNEL) #define MEGASAS_DBG_LVL 1 @@ -1187,6 +1216,7 @@ struct megasas_instance { struct megasas_register_set __iomem *reg_set; struct megasas_pd_list pd_list[MEGASAS_MAX_PD]; + u8 ld_ids[MEGASAS_MAX_LD_IDS]; s8 init_id; u16 max_num_sge; diff --git a/drivers/scsi/mpt2sas/Kconfig b/drivers/scsi/mpt2sas/Kconfig index 70c4c2467dd..ba8e128de23 100644 --- a/drivers/scsi/mpt2sas/Kconfig +++ b/drivers/scsi/mpt2sas/Kconfig @@ -44,6 +44,7 @@ config SCSI_MPT2SAS tristate "LSI MPT Fusion SAS 2.0 Device Driver" depends on PCI && SCSI select SCSI_SAS_ATTRS + select RAID_ATTRS ---help--- This driver supports PCI-Express SAS 6Gb/s Host Adapters. diff --git a/drivers/scsi/mpt2sas/mpi/mpi2.h b/drivers/scsi/mpt2sas/mpi/mpi2.h index 91416810529..9958d847a88 100644 --- a/drivers/scsi/mpt2sas/mpi/mpi2.h +++ b/drivers/scsi/mpt2sas/mpi/mpi2.h @@ -8,7 +8,7 @@ * scatter/gather formats. * Creation Date: June 21, 2006 * - * mpi2.h Version: 02.00.13 + * mpi2.h Version: 02.00.14 * * Version History * --------------- @@ -53,6 +53,10 @@ * bytes reserved. * Added RAID Accelerator functionality. * 07-30-09 02.00.13 Bumped MPI2_HEADER_VERSION_UNIT. + * 10-28-09 02.00.14 Bumped MPI2_HEADER_VERSION_UNIT. + * Added MSI-x index mask and shift for Reply Post Host + * Index register. + * Added function code for Host Based Discovery Action. * -------------------------------------------------------------------------- */ @@ -78,7 +82,7 @@ #define MPI2_VERSION_02_00 (0x0200) /* versioning for this MPI header set */ -#define MPI2_HEADER_VERSION_UNIT (0x0D) +#define MPI2_HEADER_VERSION_UNIT (0x0E) #define MPI2_HEADER_VERSION_DEV (0x00) #define MPI2_HEADER_VERSION_UNIT_MASK (0xFF00) #define MPI2_HEADER_VERSION_UNIT_SHIFT (8) @@ -232,9 +236,12 @@ typedef volatile struct _MPI2_SYSTEM_INTERFACE_REGS #define MPI2_REPLY_FREE_HOST_INDEX_OFFSET (0x00000048) /* - * Offset for the Reply Descriptor Post Queue + * Defines for the Reply Descriptor Post Queue */ #define MPI2_REPLY_POST_HOST_INDEX_OFFSET (0x0000006C) +#define MPI2_REPLY_POST_HOST_INDEX_MASK (0x00FFFFFF) +#define MPI2_RPHI_MSIX_INDEX_MASK (0xFF000000) +#define MPI2_RPHI_MSIX_INDEX_SHIFT (24) /* * Defines for the HCBSize and address @@ -497,12 +504,13 @@ typedef union _MPI2_REPLY_DESCRIPTORS_UNION #define MPI2_FUNCTION_TARGET_CMD_BUF_BASE_POST (0x24) /* Target Command Buffer Post Base */ #define MPI2_FUNCTION_TARGET_CMD_BUF_LIST_POST (0x25) /* Target Command Buffer Post List */ #define MPI2_FUNCTION_RAID_ACCELERATOR (0x2C) /* RAID Accelerator*/ +/* Host Based Discovery Action */ +#define MPI2_FUNCTION_HOST_BASED_DISCOVERY_ACTION (0x2F) /* Doorbell functions */ #define MPI2_FUNCTION_IOC_MESSAGE_UNIT_RESET (0x40) -/* #define MPI2_FUNCTION_IO_UNIT_RESET (0x41) */ #define MPI2_FUNCTION_HANDSHAKE (0x42) diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_cnfg.h b/drivers/scsi/mpt2sas/mpi/mpi2_cnfg.h index 1611c57a6fd..cf0ac9f40c9 100644 --- a/drivers/scsi/mpt2sas/mpi/mpi2_cnfg.h +++ b/drivers/scsi/mpt2sas/mpi/mpi2_cnfg.h @@ -6,7 +6,7 @@ * Title: MPI Configuration messages and pages * Creation Date: November 10, 2006 * - * mpi2_cnfg.h Version: 02.00.12 + * mpi2_cnfg.h Version: 02.00.13 * * Version History * --------------- @@ -107,6 +107,8 @@ * to SAS Device Page 0 Flags field. * Added PhyInfo defines for power condition. * Added Ethernet configuration pages. + * 10-28-09 02.00.13 Added MPI2_IOUNITPAGE1_ENABLE_HOST_BASED_DISCOVERY. + * Added SAS PHY Page 4 structure and defines. * -------------------------------------------------------------------------- */ @@ -712,6 +714,7 @@ typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_1 #define MPI2_IOUNITPAGE1_PAGEVERSION (0x04) /* IO Unit Page 1 Flags defines */ +#define MPI2_IOUNITPAGE1_ENABLE_HOST_BASED_DISCOVERY (0x00000800) #define MPI2_IOUNITPAGE1_MASK_SATA_WRITE_CACHE (0x00000600) #define MPI2_IOUNITPAGE1_ENABLE_SATA_WRITE_CACHE (0x00000000) #define MPI2_IOUNITPAGE1_DISABLE_SATA_WRITE_CACHE (0x00000200) @@ -2291,6 +2294,26 @@ typedef struct _MPI2_CONFIG_PAGE_SAS_PHY_3 { #define MPI2_SASPHY3_PAGEVERSION (0x00) +/* SAS PHY Page 4 */ + +typedef struct _MPI2_CONFIG_PAGE_SAS_PHY_4 { + MPI2_CONFIG_EXTENDED_PAGE_HEADER Header; /* 0x00 */ + U16 Reserved1; /* 0x08 */ + U8 Reserved2; /* 0x0A */ + U8 Flags; /* 0x0B */ + U8 InitialFrame[28]; /* 0x0C */ +} MPI2_CONFIG_PAGE_SAS_PHY_4, MPI2_POINTER PTR_MPI2_CONFIG_PAGE_SAS_PHY_4, + Mpi2SasPhyPage4_t, MPI2_POINTER pMpi2SasPhyPage4_t; + +#define MPI2_SASPHY4_PAGEVERSION (0x00) + +/* values for the Flags field */ +#define MPI2_SASPHY4_FLAGS_FRAME_VALID (0x02) +#define MPI2_SASPHY4_FLAGS_SATA_FRAME (0x01) + + + + /**************************************************************************** * SAS Port Config Pages ****************************************************************************/ diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_history.txt b/drivers/scsi/mpt2sas/mpi/mpi2_history.txt index 65fcaa31cb3..c4adf76b49d 100644 --- a/drivers/scsi/mpt2sas/mpi/mpi2_history.txt +++ b/drivers/scsi/mpt2sas/mpi/mpi2_history.txt @@ -5,23 +5,24 @@ Copyright (c) 2000-2009 LSI Corporation. --------------------------------------- - Header Set Release Version: 02.00.12 - Header Set Release Date: 05-06-09 + Header Set Release Version: 02.00.14 + Header Set Release Date: 10-28-09 --------------------------------------- Filename Current version Prior version ---------- --------------- ------------- - mpi2.h 02.00.12 02.00.11 - mpi2_cnfg.h 02.00.11 02.00.10 - mpi2_init.h 02.00.07 02.00.06 - mpi2_ioc.h 02.00.11 02.00.10 - mpi2_raid.h 02.00.03 02.00.03 - mpi2_sas.h 02.00.02 02.00.02 + mpi2.h 02.00.14 02.00.13 + mpi2_cnfg.h 02.00.13 02.00.12 + mpi2_init.h 02.00.08 02.00.07 + mpi2_ioc.h 02.00.13 02.00.12 + mpi2_raid.h 02.00.04 02.00.04 + mpi2_sas.h 02.00.03 02.00.02 mpi2_targ.h 02.00.03 02.00.03 - mpi2_tool.h 02.00.03 02.00.02 + mpi2_tool.h 02.00.04 02.00.04 mpi2_type.h 02.00.00 02.00.00 - mpi2_ra.h 02.00.00 - mpi2_history.txt 02.00.11 02.00.12 + mpi2_ra.h 02.00.00 02.00.00 + mpi2_hbd.h 02.00.00 + mpi2_history.txt 02.00.14 02.00.13 * Date Version Description @@ -65,6 +66,11 @@ mpi2.h * MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR and made those * bytes reserved. * Added RAID Accelerator functionality. + * 07-30-09 02.00.13 Bumped MPI2_HEADER_VERSION_UNIT. + * 10-28-09 02.00.14 Bumped MPI2_HEADER_VERSION_UNIT. + * Added MSI-x index mask and shift for Reply Post Host + * Index register. + * Added function code for Host Based Discovery Action. * -------------------------------------------------------------------------- mpi2_cnfg.h @@ -155,6 +161,15 @@ mpi2_cnfg.h * Added expander reduced functionality data to SAS * Expander Page 0. * Added SAS PHY Page 2 and SAS PHY Page 3. + * 07-30-09 02.00.12 Added IO Unit Page 7. + * Added new device ids. + * Added SAS IO Unit Page 5. + * Added partial and slumber power management capable flags + * to SAS Device Page 0 Flags field. + * Added PhyInfo defines for power condition. + * Added Ethernet configuration pages. + * 10-28-09 02.00.13 Added MPI2_IOUNITPAGE1_ENABLE_HOST_BASED_DISCOVERY. + * Added SAS PHY Page 4 structure and defines. * -------------------------------------------------------------------------- mpi2_init.h @@ -172,6 +187,10 @@ mpi2_init.h * Query Asynchronous Event. * Defined two new bits in the SlotStatus field of the SCSI * Enclosure Processor Request and Reply. + * 10-28-09 02.00.08 Added defines for decoding the ResponseInfo bytes for + * both SCSI IO Error Reply and SCSI Task Management Reply. + * Added ResponseInfo field to MPI2_SCSI_TASK_MANAGE_REPLY. + * Added MPI2_SCSITASKMGMT_RSP_TM_OVERLAPPED_TAG define. * -------------------------------------------------------------------------- mpi2_ioc.h @@ -246,6 +265,20 @@ mpi2_ioc.h * Added two new reason codes for SAS Device Status Change * Event. * Added new event: SAS PHY Counter. + * 07-30-09 02.00.12 Added GPIO Interrupt event define and structure. + * Added MPI2_IOCFACTS_CAPABILITY_EXTENDED_BUFFER define. + * Added new product id family for 2208. + * 10-28-09 02.00.13 Added HostMSIxVectors field to MPI2_IOC_INIT_REQUEST. + * Added MaxMSIxVectors field to MPI2_IOC_FACTS_REPLY. + * Added MinDevHandle field to MPI2_IOC_FACTS_REPLY. + * Added MPI2_IOCFACTS_CAPABILITY_HOST_BASED_DISCOVERY. + * Added MPI2_EVENT_HOST_BASED_DISCOVERY_PHY define. + * Added MPI2_EVENT_SAS_TOPO_ES_NO_EXPANDER define. + * Added Host Based Discovery Phy Event data. + * Added defines for ProductID Product field + * (MPI2_FW_HEADER_PID_). + * Modified values for SAS ProductID Family + * (MPI2_FW_HEADER_PID_FAMILY_). * -------------------------------------------------------------------------- mpi2_raid.h @@ -256,6 +289,8 @@ mpi2_raid.h * 05-21-08 02.00.03 Added MPI2_RAID_VOL_CREATION_NUM_PHYSDISKS so that * the PhysDisk array in MPI2_RAID_VOLUME_CREATION_STRUCT * can be sized by the build environment. + * 07-30-09 02.00.04 Added proper define for the Use Default Settings bit of + * VolumeCreationFlags and marked the old one as obsolete. * -------------------------------------------------------------------------- mpi2_sas.h @@ -264,6 +299,8 @@ mpi2_sas.h * Control Request. * 10-02-08 02.00.02 Added Set IOC Parameter Operation to SAS IO Unit Control * Request. + * 10-28-09 02.00.03 Changed the type of SGL in MPI2_SATA_PASSTHROUGH_REQUEST + * to MPI2_SGE_IO_UNION since it supports chained SGLs. * -------------------------------------------------------------------------- mpi2_targ.h @@ -283,6 +320,10 @@ mpi2_tool.h * structures and defines. * 02-29-08 02.00.02 Modified various names to make them 32-character unique. * 05-06-09 02.00.03 Added ISTWI Read Write Tool and Diagnostic CLI Tool. + * 07-30-09 02.00.04 Added ExtendedType field to DiagnosticBufferPost request + * and reply messages. + * Added MPI2_DIAG_BUF_TYPE_EXTENDED. + * Incremented MPI2_DIAG_BUF_TYPE_COUNT. * -------------------------------------------------------------------------- mpi2_type.h @@ -293,20 +334,26 @@ mpi2_ra.h * 05-06-09 02.00.00 Initial version. * -------------------------------------------------------------------------- +mpi2_hbd.h + * 10-28-09 02.00.00 Initial version. + * -------------------------------------------------------------------------- + + mpi2_history.txt Parts list history -Filename 02.00.12 ----------- -------- -mpi2.h 02.00.12 -mpi2_cnfg.h 02.00.11 -mpi2_init.h 02.00.07 -mpi2_ioc.h 02.00.11 -mpi2_raid.h 02.00.03 -mpi2_sas.h 02.00.02 -mpi2_targ.h 02.00.03 -mpi2_tool.h 02.00.03 -mpi2_type.h 02.00.00 -mpi2_ra.h 02.00.00 +Filename 02.00.14 02.00.13 02.00.12 +---------- -------- -------- -------- +mpi2.h 02.00.14 02.00.13 02.00.12 +mpi2_cnfg.h 02.00.13 02.00.12 02.00.11 +mpi2_init.h 02.00.08 02.00.07 02.00.07 +mpi2_ioc.h 02.00.13 02.00.12 02.00.11 +mpi2_raid.h 02.00.04 02.00.04 02.00.03 +mpi2_sas.h 02.00.03 02.00.02 02.00.02 +mpi2_targ.h 02.00.03 02.00.03 02.00.03 +mpi2_tool.h 02.00.04 02.00.04 02.00.03 +mpi2_type.h 02.00.00 02.00.00 02.00.00 +mpi2_ra.h 02.00.00 02.00.00 02.00.00 +mpi2_hbd.h 02.00.00 Filename 02.00.11 02.00.10 02.00.09 02.00.08 02.00.07 02.00.06 ---------- -------- -------- -------- -------- -------- -------- diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_init.h b/drivers/scsi/mpt2sas/mpi/mpi2_init.h index 563e56d2e94..6541945e97c 100644 --- a/drivers/scsi/mpt2sas/mpi/mpi2_init.h +++ b/drivers/scsi/mpt2sas/mpi/mpi2_init.h @@ -6,7 +6,7 @@ * Title: MPI SCSI initiator mode messages and structures * Creation Date: June 23, 2006 * - * mpi2_init.h Version: 02.00.07 + * mpi2_init.h Version: 02.00.08 * * Version History * --------------- @@ -27,6 +27,10 @@ * Query Asynchronous Event. * Defined two new bits in the SlotStatus field of the SCSI * Enclosure Processor Request and Reply. + * 10-28-09 02.00.08 Added defines for decoding the ResponseInfo bytes for + * both SCSI IO Error Reply and SCSI Task Management Reply. + * Added ResponseInfo field to MPI2_SCSI_TASK_MANAGE_REPLY. + * Added MPI2_SCSITASKMGMT_RSP_TM_OVERLAPPED_TAG define. * -------------------------------------------------------------------------- */ @@ -254,6 +258,11 @@ typedef struct _MPI2_SCSI_IO_REPLY #define MPI2_SCSI_STATE_AUTOSENSE_FAILED (0x02) #define MPI2_SCSI_STATE_AUTOSENSE_VALID (0x01) +/* masks and shifts for the ResponseInfo field */ + +#define MPI2_SCSI_RI_MASK_REASONCODE (0x000000FF) +#define MPI2_SCSI_RI_SHIFT_REASONCODE (0) + #define MPI2_SCSI_TASKTAG_UNKNOWN (0xFFFF) @@ -327,6 +336,7 @@ typedef struct _MPI2_SCSI_TASK_MANAGE_REPLY U16 IOCStatus; /* 0x0E */ U32 IOCLogInfo; /* 0x10 */ U32 TerminationCount; /* 0x14 */ + U32 ResponseInfo; /* 0x18 */ } MPI2_SCSI_TASK_MANAGE_REPLY, MPI2_POINTER PTR_MPI2_SCSI_TASK_MANAGE_REPLY, Mpi2SCSITaskManagementReply_t, MPI2_POINTER pMpi2SCSIManagementReply_t; @@ -339,8 +349,20 @@ typedef struct _MPI2_SCSI_TASK_MANAGE_REPLY #define MPI2_SCSITASKMGMT_RSP_TM_FAILED (0x05) #define MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED (0x08) #define MPI2_SCSITASKMGMT_RSP_TM_INVALID_LUN (0x09) +#define MPI2_SCSITASKMGMT_RSP_TM_OVERLAPPED_TAG (0x0A) #define MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC (0x80) +/* masks and shifts for the ResponseInfo field */ + +#define MPI2_SCSITASKMGMT_RI_MASK_REASONCODE (0x000000FF) +#define MPI2_SCSITASKMGMT_RI_SHIFT_REASONCODE (0) +#define MPI2_SCSITASKMGMT_RI_MASK_ARI2 (0x0000FF00) +#define MPI2_SCSITASKMGMT_RI_SHIFT_ARI2 (8) +#define MPI2_SCSITASKMGMT_RI_MASK_ARI1 (0x00FF0000) +#define MPI2_SCSITASKMGMT_RI_SHIFT_ARI1 (16) +#define MPI2_SCSITASKMGMT_RI_MASK_ARI0 (0xFF000000) +#define MPI2_SCSITASKMGMT_RI_SHIFT_ARI0 (24) + /**************************************************************************** * SCSI Enclosure Processor messages diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_ioc.h b/drivers/scsi/mpt2sas/mpi/mpi2_ioc.h index ea51ce86869..754938422f6 100644 --- a/drivers/scsi/mpt2sas/mpi/mpi2_ioc.h +++ b/drivers/scsi/mpt2sas/mpi/mpi2_ioc.h @@ -6,7 +6,7 @@ * Title: MPI IOC, Port, Event, FW Download, and FW Upload messages * Creation Date: October 11, 2006 * - * mpi2_ioc.h Version: 02.00.12 + * mpi2_ioc.h Version: 02.00.13 * * Version History * --------------- @@ -87,6 +87,17 @@ * 07-30-09 02.00.12 Added GPIO Interrupt event define and structure. * Added MPI2_IOCFACTS_CAPABILITY_EXTENDED_BUFFER define. * Added new product id family for 2208. + * 10-28-09 02.00.13 Added HostMSIxVectors field to MPI2_IOC_INIT_REQUEST. + * Added MaxMSIxVectors field to MPI2_IOC_FACTS_REPLY. + * Added MinDevHandle field to MPI2_IOC_FACTS_REPLY. + * Added MPI2_IOCFACTS_CAPABILITY_HOST_BASED_DISCOVERY. + * Added MPI2_EVENT_HOST_BASED_DISCOVERY_PHY define. + * Added MPI2_EVENT_SAS_TOPO_ES_NO_EXPANDER define. + * Added Host Based Discovery Phy Event data. + * Added defines for ProductID Product field + * (MPI2_FW_HEADER_PID_). + * Modified values for SAS ProductID Family + * (MPI2_FW_HEADER_PID_FAMILY_). * -------------------------------------------------------------------------- */ @@ -119,8 +130,10 @@ typedef struct _MPI2_IOC_INIT_REQUEST U16 MsgVersion; /* 0x0C */ U16 HeaderVersion; /* 0x0E */ U32 Reserved5; /* 0x10 */ - U32 Reserved6; /* 0x14 */ - U16 Reserved7; /* 0x18 */ + U16 Reserved6; /* 0x14 */ + U8 Reserved7; /* 0x16 */ + U8 HostMSIxVectors; /* 0x17 */ + U16 Reserved8; /* 0x18 */ U16 SystemRequestFrameSize; /* 0x1A */ U16 ReplyDescriptorPostQueueDepth; /* 0x1C */ U16 ReplyFreeQueueDepth; /* 0x1E */ @@ -215,7 +228,7 @@ typedef struct _MPI2_IOC_FACTS_REPLY U8 MaxChainDepth; /* 0x14 */ U8 WhoInit; /* 0x15 */ U8 NumberOfPorts; /* 0x16 */ - U8 Reserved2; /* 0x17 */ + U8 MaxMSIxVectors; /* 0x17 */ U16 RequestCredit; /* 0x18 */ U16 ProductID; /* 0x1A */ U32 IOCCapabilities; /* 0x1C */ @@ -233,7 +246,8 @@ typedef struct _MPI2_IOC_FACTS_REPLY U8 MaxVolumes; /* 0x37 */ U16 MaxDevHandle; /* 0x38 */ U16 MaxPersistentEntries; /* 0x3A */ - U32 Reserved4; /* 0x3C */ + U16 MinDevHandle; /* 0x3C */ + U16 Reserved4; /* 0x3E */ } MPI2_IOC_FACTS_REPLY, MPI2_POINTER PTR_MPI2_IOC_FACTS_REPLY, Mpi2IOCFactsReply_t, MPI2_POINTER pMpi2IOCFactsReply_t; @@ -269,6 +283,7 @@ typedef struct _MPI2_IOC_FACTS_REPLY /* ProductID field uses MPI2_FW_HEADER_PID_ */ /* IOCCapabilities */ +#define MPI2_IOCFACTS_CAPABILITY_HOST_BASED_DISCOVERY (0x00010000) #define MPI2_IOCFACTS_CAPABILITY_MSI_X_INDEX (0x00008000) #define MPI2_IOCFACTS_CAPABILITY_RAID_ACCELERATOR (0x00004000) #define MPI2_IOCFACTS_CAPABILITY_EVENT_REPLAY (0x00002000) @@ -453,6 +468,7 @@ typedef struct _MPI2_EVENT_NOTIFICATION_REPLY #define MPI2_EVENT_LOG_ENTRY_ADDED (0x0021) #define MPI2_EVENT_SAS_PHY_COUNTER (0x0022) #define MPI2_EVENT_GPIO_INTERRUPT (0x0023) +#define MPI2_EVENT_HOST_BASED_DISCOVERY_PHY (0x0024) /* Log Entry Added Event data */ @@ -793,6 +809,7 @@ typedef struct _MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST MPI2_POINTER pMpi2EventDataSasTopologyChangeList_t; /* values for the ExpStatus field */ +#define MPI2_EVENT_SAS_TOPO_ES_NO_EXPANDER (0x00) #define MPI2_EVENT_SAS_TOPO_ES_ADDED (0x01) #define MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING (0x02) #define MPI2_EVENT_SAS_TOPO_ES_RESPONDING (0x03) @@ -878,6 +895,44 @@ typedef struct _MPI2_EVENT_DATA_SAS_PHY_COUNTER { * */ +/* Host Based Discovery Phy Event data */ + +typedef struct _MPI2_EVENT_HBD_PHY_SAS { + U8 Flags; /* 0x00 */ + U8 NegotiatedLinkRate; /* 0x01 */ + U8 PhyNum; /* 0x02 */ + U8 PhysicalPort; /* 0x03 */ + U32 Reserved1; /* 0x04 */ + U8 InitialFrame[28]; /* 0x08 */ +} MPI2_EVENT_HBD_PHY_SAS, MPI2_POINTER PTR_MPI2_EVENT_HBD_PHY_SAS, + Mpi2EventHbdPhySas_t, MPI2_POINTER pMpi2EventHbdPhySas_t; + +/* values for the Flags field */ +#define MPI2_EVENT_HBD_SAS_FLAGS_FRAME_VALID (0x02) +#define MPI2_EVENT_HBD_SAS_FLAGS_SATA_FRAME (0x01) + +/* use MPI2_SAS_NEG_LINK_RATE_ defines from mpi2_cnfg.h for + * the NegotiatedLinkRate field */ + +typedef union _MPI2_EVENT_HBD_DESCRIPTOR { + MPI2_EVENT_HBD_PHY_SAS Sas; +} MPI2_EVENT_HBD_DESCRIPTOR, MPI2_POINTER PTR_MPI2_EVENT_HBD_DESCRIPTOR, + Mpi2EventHbdDescriptor_t, MPI2_POINTER pMpi2EventHbdDescriptor_t; + +typedef struct _MPI2_EVENT_DATA_HBD_PHY { + U8 DescriptorType; /* 0x00 */ + U8 Reserved1; /* 0x01 */ + U16 Reserved2; /* 0x02 */ + U32 Reserved3; /* 0x04 */ + MPI2_EVENT_HBD_DESCRIPTOR Descriptor; /* 0x08 */ +} MPI2_EVENT_DATA_HBD_PHY, MPI2_POINTER PTR_MPI2_EVENT_DATA_HBD_PHY, + Mpi2EventDataHbdPhy_t, MPI2_POINTER pMpi2EventDataMpi2EventDataHbdPhy_t; + +/* values for the DescriptorType field */ +#define MPI2_EVENT_HBD_DT_SAS (0x01) + + + /**************************************************************************** * EventAck message ****************************************************************************/ @@ -1126,13 +1181,17 @@ typedef struct _MPI2_FW_IMAGE_HEADER #define MPI2_FW_HEADER_PID_TYPE_MASK (0xF000) #define MPI2_FW_HEADER_PID_TYPE_SAS (0x2000) -#define MPI2_FW_HEADER_PID_PROD_MASK (0x0F00) -#define MPI2_FW_HEADER_PID_PROD_A (0x0000) +#define MPI2_FW_HEADER_PID_PROD_MASK (0x0F00) +#define MPI2_FW_HEADER_PID_PROD_A (0x0000) +#define MPI2_FW_HEADER_PID_PROD_MASK (0x0F00) +#define MPI2_FW_HEADER_PID_PROD_TARGET_INITIATOR_SCSI (0x0200) +#define MPI2_FW_HEADER_PID_PROD_IR_SCSI (0x0700) + #define MPI2_FW_HEADER_PID_FAMILY_MASK (0x00FF) /* SAS */ -#define MPI2_FW_HEADER_PID_FAMILY_2108_SAS (0x0010) -#define MPI2_FW_HEADER_PID_FAMILY_2208_SAS (0x0011) +#define MPI2_FW_HEADER_PID_FAMILY_2108_SAS (0x0013) +#define MPI2_FW_HEADER_PID_FAMILY_2208_SAS (0x0014) /* use MPI2_IOCFACTS_PROTOCOL_ defines for ProtocolFlags field */ diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_sas.h b/drivers/scsi/mpt2sas/mpi/mpi2_sas.h index 8a42b136cf5..2d8aeed5139 100644 --- a/drivers/scsi/mpt2sas/mpi/mpi2_sas.h +++ b/drivers/scsi/mpt2sas/mpi/mpi2_sas.h @@ -6,7 +6,7 @@ * Title: MPI Serial Attached SCSI structures and definitions * Creation Date: February 9, 2007 * - * mpi2.h Version: 02.00.02 + * mpi2.h Version: 02.00.03 * * Version History * --------------- @@ -18,6 +18,8 @@ * Control Request. * 10-02-08 02.00.02 Added Set IOC Parameter Operation to SAS IO Unit Control * Request. + * 10-28-09 02.00.03 Changed the type of SGL in MPI2_SATA_PASSTHROUGH_REQUEST + * to MPI2_SGE_IO_UNION since it supports chained SGLs. * -------------------------------------------------------------------------- */ @@ -160,7 +162,7 @@ typedef struct _MPI2_SATA_PASSTHROUGH_REQUEST U32 Reserved4; /* 0x14 */ U32 DataLength; /* 0x18 */ U8 CommandFIS[20]; /* 0x1C */ - MPI2_SIMPLE_SGE_UNION SGL; /* 0x20 */ + MPI2_SGE_IO_UNION SGL; /* 0x20 */ } MPI2_SATA_PASSTHROUGH_REQUEST, MPI2_POINTER PTR_MPI2_SATA_PASSTHROUGH_REQUEST, Mpi2SataPassthroughRequest_t, MPI2_POINTER pMpi2SataPassthroughRequest_t; diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c index 89d02401b9e..88e6eebc315 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_base.c +++ b/drivers/scsi/mpt2sas/mpt2sas_base.c @@ -107,8 +107,7 @@ _scsih_set_fwfault_debug(const char *val, struct kernel_param *kp) if (ret) return ret; - printk(KERN_INFO "setting logging_level(0x%08x)\n", - mpt2sas_fwfault_debug); + printk(KERN_INFO "setting fwfault_debug(%d)\n", mpt2sas_fwfault_debug); list_for_each_entry(ioc, &mpt2sas_ioc_list, list) ioc->fwfault_debug = mpt2sas_fwfault_debug; return 0; @@ -1222,6 +1221,8 @@ mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc) u32 memap_sz; u32 pio_sz; int i, r = 0; + u64 pio_chip = 0; + u64 chip_phys = 0; dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, __func__)); @@ -1255,12 +1256,13 @@ mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc) if (pci_resource_flags(pdev, i) & PCI_BASE_ADDRESS_SPACE_IO) { if (pio_sz) continue; - ioc->pio_chip = pci_resource_start(pdev, i); + pio_chip = (u64)pci_resource_start(pdev, i); pio_sz = pci_resource_len(pdev, i); } else { if (memap_sz) continue; ioc->chip_phys = pci_resource_start(pdev, i); + chip_phys = (u64)ioc->chip_phys; memap_sz = pci_resource_len(pdev, i); ioc->chip = ioremap(ioc->chip_phys, memap_sz); if (ioc->chip == NULL) { @@ -1280,10 +1282,10 @@ mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc) printk(MPT2SAS_INFO_FMT "%s: IRQ %d\n", ioc->name, ((ioc->msix_enable) ? "PCI-MSI-X enabled" : "IO-APIC enabled"), ioc->pci_irq); - printk(MPT2SAS_INFO_FMT "iomem(0x%lx), mapped(0x%p), size(%d)\n", - ioc->name, ioc->chip_phys, ioc->chip, memap_sz); - printk(MPT2SAS_INFO_FMT "ioport(0x%lx), size(%d)\n", - ioc->name, ioc->pio_chip, pio_sz); + printk(MPT2SAS_INFO_FMT "iomem(0x%016llx), mapped(0x%p), size(%d)\n", + ioc->name, (unsigned long long)chip_phys, ioc->chip, memap_sz); + printk(MPT2SAS_INFO_FMT "ioport(0x%016llx), size(%d)\n", + ioc->name, (unsigned long long)pio_chip, pio_sz); return 0; @@ -3573,6 +3575,8 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc) init_waitqueue_head(&ioc->reset_wq); + ioc->fwfault_debug = mpt2sas_fwfault_debug; + /* base internal command bits */ mutex_init(&ioc->base_cmds.mutex); ioc->base_cmds.reply = kzalloc(ioc->reply_sz, GFP_KERNEL); diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.h b/drivers/scsi/mpt2sas/mpt2sas_base.h index bb4f14656af..e18b0544c38 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_base.h +++ b/drivers/scsi/mpt2sas/mpt2sas_base.h @@ -69,10 +69,10 @@ #define MPT2SAS_DRIVER_NAME "mpt2sas" #define MPT2SAS_AUTHOR "LSI Corporation <DL-MPTFusionLinux@lsi.com>" #define MPT2SAS_DESCRIPTION "LSI MPT Fusion SAS 2.0 Device Driver" -#define MPT2SAS_DRIVER_VERSION "03.100.03.00" -#define MPT2SAS_MAJOR_VERSION 03 +#define MPT2SAS_DRIVER_VERSION "04.100.01.00" +#define MPT2SAS_MAJOR_VERSION 04 #define MPT2SAS_MINOR_VERSION 100 -#define MPT2SAS_BUILD_VERSION 03 +#define MPT2SAS_BUILD_VERSION 01 #define MPT2SAS_RELEASE_VERSION 00 /* @@ -323,6 +323,7 @@ struct _sas_device { * @device_info: bitfield provides detailed info about the hidden components * @num_pds: number of hidden raid components * @responding: used in _scsih_raid_device_mark_responding + * @percent_complete: resync percent complete */ struct _raid_device { struct list_head list; @@ -336,6 +337,7 @@ struct _raid_device { u32 device_info; u8 num_pds; u8 responding; + u8 percent_complete; }; /** @@ -464,7 +466,6 @@ typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr); * @pdev: pci pdev object * @chip: memory mapped register space * @chip_phys: physical addrss prior to mapping - * @pio_chip: I/O mapped register space * @logging_level: see mpt2sas_debug.h * @fwfault_debug: debuging FW timeouts * @ir_firmware: IR firmware present @@ -587,8 +588,7 @@ struct MPT2SAS_ADAPTER { char tmp_string[MPT_STRING_LENGTH]; struct pci_dev *pdev; Mpi2SystemInterfaceRegs_t __iomem *chip; - unsigned long chip_phys; - unsigned long pio_chip; + resource_size_t chip_phys; int logging_level; int fwfault_debug; u8 ir_firmware; @@ -853,6 +853,8 @@ int mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage1_t *config_page); int mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz); +int mpt2sas_config_set_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, + Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz); int mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2IOCPage8_t *config_page); int mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t diff --git a/drivers/scsi/mpt2sas/mpt2sas_config.c b/drivers/scsi/mpt2sas/mpt2sas_config.c index 594a389c652..411c27d7f78 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_config.c +++ b/drivers/scsi/mpt2sas/mpt2sas_config.c @@ -324,7 +324,9 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t if (r != 0) goto out; if (mpi_request->Action == - MPI2_CONFIG_ACTION_PAGE_WRITE_CURRENT) { + MPI2_CONFIG_ACTION_PAGE_WRITE_CURRENT || + mpi_request->Action == + MPI2_CONFIG_ACTION_PAGE_WRITE_NVRAM) { ioc->base_add_sg_single(&mpi_request->PageBufferSGE, MPT2_CONFIG_COMMON_WRITE_SGLFLAGS | mem.sz, mem.page_dma); @@ -882,7 +884,7 @@ mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t } /** - * mpt2sas_config_get_sas_iounit_pg1 - obtain sas iounit page 0 + * mpt2sas_config_get_sas_iounit_pg1 - obtain sas iounit page 1 * @ioc: per adapter object * @mpi_reply: reply mf payload returned from firmware * @config_page: contents of the config page @@ -907,7 +909,7 @@ mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_EXTENDED; mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_IO_UNIT; mpi_request.Header.PageNumber = 1; - mpi_request.Header.PageVersion = MPI2_SASIOUNITPAGE0_PAGEVERSION; + mpi_request.Header.PageVersion = MPI2_SASIOUNITPAGE1_PAGEVERSION; mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE); r = _config_request(ioc, &mpi_request, mpi_reply, MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0); @@ -922,6 +924,49 @@ mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t } /** + * mpt2sas_config_set_sas_iounit_pg1 - send sas iounit page 1 + * @ioc: per adapter object + * @mpi_reply: reply mf payload returned from firmware + * @config_page: contents of the config page + * @sz: size of buffer passed in config_page + * Context: sleep. + * + * Calling function should call config_get_number_hba_phys prior to + * this function, so enough memory is allocated for config_page. + * + * Returns 0 for success, non-zero for failure. + */ +int +mpt2sas_config_set_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t + *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz) +{ + Mpi2ConfigRequest_t mpi_request; + int r; + + memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); + mpi_request.Function = MPI2_FUNCTION_CONFIG; + mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER; + mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_EXTENDED; + mpi_request.ExtPageType = MPI2_CONFIG_EXTPAGETYPE_SAS_IO_UNIT; + mpi_request.Header.PageNumber = 1; + mpi_request.Header.PageVersion = MPI2_SASIOUNITPAGE1_PAGEVERSION; + mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE); + r = _config_request(ioc, &mpi_request, mpi_reply, + MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0); + if (r) + goto out; + + mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_WRITE_CURRENT; + _config_request(ioc, &mpi_request, mpi_reply, + MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page, sz); + mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_WRITE_NVRAM; + r = _config_request(ioc, &mpi_request, mpi_reply, + MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page, sz); + out: + return r; +} + +/** * mpt2sas_config_get_expander_pg0 - obtain expander page 0 * @ioc: per adapter object * @mpi_reply: reply mf payload returned from firmware diff --git a/drivers/scsi/mpt2sas/mpt2sas_ctl.c b/drivers/scsi/mpt2sas/mpt2sas_ctl.c index 84a124f8e21..fa9bf83819d 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_ctl.c +++ b/drivers/scsi/mpt2sas/mpt2sas_ctl.c @@ -891,6 +891,7 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, issue_host_reset: if (issue_reset) { + ret = -ENODATA; if ((mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST || mpi_request->Function == MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH)) { @@ -2202,14 +2203,10 @@ _ctl_compat_mpt_command(struct file *file, unsigned cmd, unsigned long arg) karg.data_out_size = karg32.data_out_size; karg.max_sense_bytes = karg32.max_sense_bytes; karg.data_sge_offset = karg32.data_sge_offset; - memcpy(&karg.reply_frame_buf_ptr, &karg32.reply_frame_buf_ptr, - sizeof(uint32_t)); - memcpy(&karg.data_in_buf_ptr, &karg32.data_in_buf_ptr, - sizeof(uint32_t)); - memcpy(&karg.data_out_buf_ptr, &karg32.data_out_buf_ptr, - sizeof(uint32_t)); - memcpy(&karg.sense_data_ptr, &karg32.sense_data_ptr, - sizeof(uint32_t)); + karg.reply_frame_buf_ptr = compat_ptr(karg32.reply_frame_buf_ptr); + karg.data_in_buf_ptr = compat_ptr(karg32.data_in_buf_ptr); + karg.data_out_buf_ptr = compat_ptr(karg32.data_out_buf_ptr); + karg.sense_data_ptr = compat_ptr(karg32.sense_data_ptr); state = (file->f_flags & O_NONBLOCK) ? NON_BLOCKING : BLOCKING; return _ctl_do_mpt_command(ioc, karg, &uarg->mf, state); } diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c index efabea1a3ce..c7ec3f17478 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c +++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c @@ -52,6 +52,7 @@ #include <linux/delay.h> #include <linux/pci.h> #include <linux/interrupt.h> +#include <linux/raid_class.h> #include "mpt2sas_base.h" @@ -133,6 +134,9 @@ struct fw_event_work { void *event_data; }; +/* raid transport support */ +static struct raid_template *mpt2sas_raid_template; + /** * struct _scsi_io_transfer - scsi io transfer * @handle: sas device handle (assigned by firmware) @@ -1305,7 +1309,6 @@ _scsih_slave_alloc(struct scsi_device *sdev) struct MPT2SAS_DEVICE *sas_device_priv_data; struct scsi_target *starget; struct _raid_device *raid_device; - struct _sas_device *sas_device; unsigned long flags; sas_device_priv_data = kzalloc(sizeof(struct scsi_device), GFP_KERNEL); @@ -1332,21 +1335,8 @@ _scsih_slave_alloc(struct scsi_device *sdev) if (raid_device) raid_device->sdev = sdev; /* raid is single lun */ spin_unlock_irqrestore(&ioc->raid_device_lock, flags); - } else { - /* set TLR bit for SSP devices */ - if (!(ioc->facts.IOCCapabilities & - MPI2_IOCFACTS_CAPABILITY_TLR)) - goto out; - spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, - sas_device_priv_data->sas_target->sas_address); - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - if (sas_device && sas_device->device_info & - MPI2_SAS_DEVICE_INFO_SSP_TARGET) - sas_device_priv_data->flags |= MPT_DEVICE_TLR_ON; } - out: return 0; } @@ -1419,6 +1409,140 @@ _scsih_display_sata_capabilities(struct MPT2SAS_ADAPTER *ioc, } /** + * _scsih_is_raid - return boolean indicating device is raid volume + * @dev the device struct object + */ +static int +_scsih_is_raid(struct device *dev) +{ + struct scsi_device *sdev = to_scsi_device(dev); + + return (sdev->channel == RAID_CHANNEL) ? 1 : 0; +} + +/** + * _scsih_get_resync - get raid volume resync percent complete + * @dev the device struct object + */ +static void +_scsih_get_resync(struct device *dev) +{ + struct scsi_device *sdev = to_scsi_device(dev); + struct MPT2SAS_ADAPTER *ioc = shost_priv(sdev->host); + static struct _raid_device *raid_device; + unsigned long flags; + Mpi2RaidVolPage0_t vol_pg0; + Mpi2ConfigReply_t mpi_reply; + u32 volume_status_flags; + u8 percent_complete = 0; + + spin_lock_irqsave(&ioc->raid_device_lock, flags); + raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id, + sdev->channel); + spin_unlock_irqrestore(&ioc->raid_device_lock, flags); + + if (!raid_device) + goto out; + + if (mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0, + MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, raid_device->handle, + sizeof(Mpi2RaidVolPage0_t))) { + printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", + ioc->name, __FILE__, __LINE__, __func__); + goto out; + } + + volume_status_flags = le32_to_cpu(vol_pg0.VolumeStatusFlags); + if (volume_status_flags & MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS) + percent_complete = raid_device->percent_complete; + out: + raid_set_resync(mpt2sas_raid_template, dev, percent_complete); +} + +/** + * _scsih_get_state - get raid volume level + * @dev the device struct object + */ +static void +_scsih_get_state(struct device *dev) +{ + struct scsi_device *sdev = to_scsi_device(dev); + struct MPT2SAS_ADAPTER *ioc = shost_priv(sdev->host); + static struct _raid_device *raid_device; + unsigned long flags; + Mpi2RaidVolPage0_t vol_pg0; + Mpi2ConfigReply_t mpi_reply; + u32 volstate; + enum raid_state state = RAID_STATE_UNKNOWN; + + spin_lock_irqsave(&ioc->raid_device_lock, flags); + raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id, + sdev->channel); + spin_unlock_irqrestore(&ioc->raid_device_lock, flags); + + if (!raid_device) + goto out; + + if (mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0, + MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, raid_device->handle, + sizeof(Mpi2RaidVolPage0_t))) { + printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", + ioc->name, __FILE__, __LINE__, __func__); + goto out; + } + + volstate = le32_to_cpu(vol_pg0.VolumeStatusFlags); + if (volstate & MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS) { + state = RAID_STATE_RESYNCING; + goto out; + } + + switch (vol_pg0.VolumeState) { + case MPI2_RAID_VOL_STATE_OPTIMAL: + case MPI2_RAID_VOL_STATE_ONLINE: + state = RAID_STATE_ACTIVE; + break; + case MPI2_RAID_VOL_STATE_DEGRADED: + state = RAID_STATE_DEGRADED; + break; + case MPI2_RAID_VOL_STATE_FAILED: + case MPI2_RAID_VOL_STATE_MISSING: + state = RAID_STATE_OFFLINE; + break; + } + out: + raid_set_state(mpt2sas_raid_template, dev, state); +} + +/** + * _scsih_set_level - set raid level + * @sdev: scsi device struct + * @raid_device: raid_device object + */ +static void +_scsih_set_level(struct scsi_device *sdev, struct _raid_device *raid_device) +{ + enum raid_level level = RAID_LEVEL_UNKNOWN; + + switch (raid_device->volume_type) { + case MPI2_RAID_VOL_TYPE_RAID0: + level = RAID_LEVEL_0; + break; + case MPI2_RAID_VOL_TYPE_RAID10: + level = RAID_LEVEL_10; + break; + case MPI2_RAID_VOL_TYPE_RAID1E: + level = RAID_LEVEL_1E; + break; + case MPI2_RAID_VOL_TYPE_RAID1: + level = RAID_LEVEL_1; + break; + } + + raid_set_level(mpt2sas_raid_template, &sdev->sdev_gendev, level); +} + +/** * _scsih_get_volume_capabilities - volume capabilities * @ioc: per adapter object * @sas_device: the raid_device object @@ -1479,6 +1603,32 @@ _scsih_get_volume_capabilities(struct MPT2SAS_ADAPTER *ioc, } /** + * _scsih_enable_tlr - setting TLR flags + * @ioc: per adapter object + * @sdev: scsi device struct + * + * Enabling Transaction Layer Retries for tape devices when + * vpd page 0x90 is present + * + */ +static void +_scsih_enable_tlr(struct MPT2SAS_ADAPTER *ioc, struct scsi_device *sdev) +{ + /* only for TAPE */ + if (sdev->type != TYPE_TAPE) + return; + + if (!(ioc->facts.IOCCapabilities & MPI2_IOCFACTS_CAPABILITY_TLR)) + return; + + sas_enable_tlr(sdev); + sdev_printk(KERN_INFO, sdev, "TLR %s\n", + sas_is_tlr_enabled(sdev) ? "Enabled" : "Disabled"); + return; + +} + +/** * _scsih_slave_configure - device configure routine. * @sdev: scsi device struct * @@ -1574,6 +1724,8 @@ _scsih_slave_configure(struct scsi_device *sdev) (unsigned long long)raid_device->wwid, raid_device->num_pds, ds); _scsih_change_queue_depth(sdev, qdepth, SCSI_QDEPTH_DEFAULT); + /* raid transport support */ + _scsih_set_level(sdev, raid_device); return 0; } @@ -1621,8 +1773,10 @@ _scsih_slave_configure(struct scsi_device *sdev) _scsih_change_queue_depth(sdev, qdepth, SCSI_QDEPTH_DEFAULT); - if (ssp_target) + if (ssp_target) { sas_read_port_mode_page(sdev); + _scsih_enable_tlr(ioc, sdev); + } return 0; } @@ -2908,8 +3062,9 @@ _scsih_qcmd(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) } else mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; - - if ((sas_device_priv_data->flags & MPT_DEVICE_TLR_ON)) + /* Make sure Device is not raid volume */ + if (!_scsih_is_raid(&scmd->device->sdev_gendev) && + sas_is_tlr_enabled(scmd->device)) mpi_control |= MPI2_SCSIIO_CONTROL_TLR_ON; smid = mpt2sas_base_get_smid_scsiio(ioc, ioc->scsi_io_cb_idx, scmd); @@ -3298,10 +3453,12 @@ _scsih_io_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) le32_to_cpu(mpi_reply->ResponseInfo) & 0xFF; if (!sas_device_priv_data->tlr_snoop_check) { sas_device_priv_data->tlr_snoop_check++; - if ((sas_device_priv_data->flags & MPT_DEVICE_TLR_ON) && - response_code == MPI2_SCSITASKMGMT_RSP_INVALID_FRAME) - sas_device_priv_data->flags &= - ~MPT_DEVICE_TLR_ON; + if (!_scsih_is_raid(&scmd->device->sdev_gendev) && + sas_is_tlr_enabled(scmd->device) && + response_code == MPI2_SCSITASKMGMT_RSP_INVALID_FRAME) { + sas_disable_tlr(scmd->device); + sdev_printk(KERN_INFO, scmd->device, "TLR disabled\n"); + } } xfer_cnt = le32_to_cpu(mpi_reply->TransferCount); @@ -5170,11 +5327,33 @@ static void _scsih_sas_ir_operation_status_event(struct MPT2SAS_ADAPTER *ioc, struct fw_event_work *fw_event) { + Mpi2EventDataIrOperationStatus_t *event_data = fw_event->event_data; + static struct _raid_device *raid_device; + unsigned long flags; + u16 handle; + #ifdef CONFIG_SCSI_MPT2SAS_LOGGING if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) _scsih_sas_ir_operation_status_event_debug(ioc, - fw_event->event_data); + event_data); #endif + + /* code added for raid transport support */ + if (event_data->RAIDOperation == MPI2_EVENT_IR_RAIDOP_RESYNC) { + + handle = le16_to_cpu(event_data->VolDevHandle); + + spin_lock_irqsave(&ioc->raid_device_lock, flags); + raid_device = _scsih_raid_device_find_by_handle(ioc, handle); + spin_unlock_irqrestore(&ioc->raid_device_lock, flags); + + if (!raid_device) + return; + + if (event_data->RAIDOperation == MPI2_EVENT_IR_RAIDOP_RESYNC) + raid_device->percent_complete = + event_data->PercentComplete; + } } /** @@ -5998,6 +6177,8 @@ _scsih_remove(struct pci_dev *pdev) struct _sas_port *mpt2sas_port; struct _sas_device *sas_device; struct _sas_node *expander_sibling; + struct _raid_device *raid_device, *next; + struct MPT2SAS_TARGET *sas_target_priv_data; struct workqueue_struct *wq; unsigned long flags; @@ -6011,6 +6192,21 @@ _scsih_remove(struct pci_dev *pdev) if (wq) destroy_workqueue(wq); + /* release all the volumes */ + list_for_each_entry_safe(raid_device, next, &ioc->raid_device_list, + list) { + if (raid_device->starget) { + sas_target_priv_data = + raid_device->starget->hostdata; + sas_target_priv_data->deleted = 1; + scsi_remove_target(&raid_device->starget->dev); + } + printk(MPT2SAS_INFO_FMT "removing handle(0x%04x), wwid" + "(0x%016llx)\n", ioc->name, raid_device->handle, + (unsigned long long) raid_device->wwid); + _scsih_raid_device_remove(ioc, raid_device); + } + /* free ports attached to the sas_host */ retry_again: list_for_each_entry(mpt2sas_port, @@ -6373,6 +6569,13 @@ static struct pci_driver scsih_driver = { #endif }; +/* raid transport support */ +static struct raid_function_template mpt2sas_raid_functions = { + .cookie = &scsih_driver_template, + .is_raid = _scsih_is_raid, + .get_resync = _scsih_get_resync, + .get_state = _scsih_get_state, +}; /** * _scsih_init - main entry point for this driver. @@ -6392,6 +6595,12 @@ _scsih_init(void) sas_attach_transport(&mpt2sas_transport_functions); if (!mpt2sas_transport_template) return -ENODEV; + /* raid transport support */ + mpt2sas_raid_template = raid_class_attach(&mpt2sas_raid_functions); + if (!mpt2sas_raid_template) { + sas_release_transport(mpt2sas_transport_template); + return -ENODEV; + } mpt2sas_base_initialize_callback_handler(); @@ -6426,8 +6635,11 @@ _scsih_init(void) mpt2sas_ctl_init(); error = pci_register_driver(&scsih_driver); - if (error) + if (error) { + /* raid transport support */ + raid_class_release(mpt2sas_raid_template); sas_release_transport(mpt2sas_transport_template); + } return error; } @@ -6445,7 +6657,8 @@ _scsih_exit(void) pci_unregister_driver(&scsih_driver); - sas_release_transport(mpt2sas_transport_template); + mpt2sas_ctl_exit(); + mpt2sas_base_release_callback_handler(scsi_io_cb_idx); mpt2sas_base_release_callback_handler(tm_cb_idx); mpt2sas_base_release_callback_handler(base_cb_idx); @@ -6457,7 +6670,10 @@ _scsih_exit(void) mpt2sas_base_release_callback_handler(tm_tr_cb_idx); mpt2sas_base_release_callback_handler(tm_sas_control_cb_idx); - mpt2sas_ctl_exit(); + /* raid transport support */ + raid_class_release(mpt2sas_raid_template); + sas_release_transport(mpt2sas_transport_template); + } module_init(_scsih_init); diff --git a/drivers/scsi/mpt2sas/mpt2sas_transport.c b/drivers/scsi/mpt2sas/mpt2sas_transport.c index 3a82872bad4..789f9ee7f00 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_transport.c +++ b/drivers/scsi/mpt2sas/mpt2sas_transport.c @@ -855,6 +855,17 @@ rphy_to_ioc(struct sas_rphy *rphy) return shost_priv(shost); } +static struct _sas_phy * +_transport_find_local_phy(struct MPT2SAS_ADAPTER *ioc, struct sas_phy *phy) +{ + int i; + + for (i = 0; i < ioc->sas_hba.num_phys; i++) + if (ioc->sas_hba.phy[i].phy == phy) + return(&ioc->sas_hba.phy[i]); + return NULL; +} + /** * _transport_get_linkerrors - * @phy: The sas phy object @@ -870,14 +881,8 @@ _transport_get_linkerrors(struct sas_phy *phy) struct _sas_phy *mpt2sas_phy; Mpi2ConfigReply_t mpi_reply; Mpi2SasPhyPage1_t phy_pg1; - int i; - for (i = 0, mpt2sas_phy = NULL; i < ioc->sas_hba.num_phys && - !mpt2sas_phy; i++) { - if (ioc->sas_hba.phy[i].phy != phy) - continue; - mpt2sas_phy = &ioc->sas_hba.phy[i]; - } + mpt2sas_phy = _transport_find_local_phy(ioc, phy); if (!mpt2sas_phy) /* this phy not on sas_host */ return -EINVAL; @@ -971,14 +976,8 @@ _transport_phy_reset(struct sas_phy *phy, int hard_reset) struct _sas_phy *mpt2sas_phy; Mpi2SasIoUnitControlReply_t mpi_reply; Mpi2SasIoUnitControlRequest_t mpi_request; - int i; - for (i = 0, mpt2sas_phy = NULL; i < ioc->sas_hba.num_phys && - !mpt2sas_phy; i++) { - if (ioc->sas_hba.phy[i].phy != phy) - continue; - mpt2sas_phy = &ioc->sas_hba.phy[i]; - } + mpt2sas_phy = _transport_find_local_phy(ioc, phy); if (!mpt2sas_phy) /* this phy not on sas_host */ return -EINVAL; @@ -1006,6 +1005,173 @@ _transport_phy_reset(struct sas_phy *phy, int hard_reset) } /** + * _transport_phy_enable - enable/disable phys + * @phy: The sas phy object + * @enable: enable phy when true + * + * Only support sas_host direct attached phys. + * Returns 0 for success, non-zero for failure. + */ +static int +_transport_phy_enable(struct sas_phy *phy, int enable) +{ + struct MPT2SAS_ADAPTER *ioc = phy_to_ioc(phy); + struct _sas_phy *mpt2sas_phy; + Mpi2SasIOUnitPage1_t *sas_iounit_pg1 = NULL; + Mpi2ConfigReply_t mpi_reply; + u16 ioc_status; + u16 sz; + int rc = 0; + + mpt2sas_phy = _transport_find_local_phy(ioc, phy); + + if (!mpt2sas_phy) /* this phy not on sas_host */ + return -EINVAL; + + /* sas_iounit page 1 */ + sz = offsetof(Mpi2SasIOUnitPage1_t, PhyData) + (ioc->sas_hba.num_phys * + sizeof(Mpi2SasIOUnit1PhyData_t)); + sas_iounit_pg1 = kzalloc(sz, GFP_KERNEL); + if (!sas_iounit_pg1) { + printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", + ioc->name, __FILE__, __LINE__, __func__); + rc = -ENOMEM; + goto out; + } + if ((mpt2sas_config_get_sas_iounit_pg1(ioc, &mpi_reply, + sas_iounit_pg1, sz))) { + printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", + ioc->name, __FILE__, __LINE__, __func__); + rc = -ENXIO; + goto out; + } + ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & + MPI2_IOCSTATUS_MASK; + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { + printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", + ioc->name, __FILE__, __LINE__, __func__); + rc = -EIO; + goto out; + } + + if (enable) + sas_iounit_pg1->PhyData[mpt2sas_phy->phy_id].PhyFlags + &= ~MPI2_SASIOUNIT1_PHYFLAGS_PHY_DISABLE; + else + sas_iounit_pg1->PhyData[mpt2sas_phy->phy_id].PhyFlags + |= MPI2_SASIOUNIT1_PHYFLAGS_PHY_DISABLE; + + mpt2sas_config_set_sas_iounit_pg1(ioc, &mpi_reply, sas_iounit_pg1, sz); + + out: + kfree(sas_iounit_pg1); + return rc; +} + +/** + * _transport_phy_speed - set phy min/max link rates + * @phy: The sas phy object + * @rates: rates defined in sas_phy_linkrates + * + * Only support sas_host direct attached phys. + * Returns 0 for success, non-zero for failure. + */ +static int +_transport_phy_speed(struct sas_phy *phy, struct sas_phy_linkrates *rates) +{ + struct MPT2SAS_ADAPTER *ioc = phy_to_ioc(phy); + struct _sas_phy *mpt2sas_phy; + Mpi2SasIOUnitPage1_t *sas_iounit_pg1 = NULL; + Mpi2SasPhyPage0_t phy_pg0; + Mpi2ConfigReply_t mpi_reply; + u16 ioc_status; + u16 sz; + int i; + int rc = 0; + + mpt2sas_phy = _transport_find_local_phy(ioc, phy); + + if (!mpt2sas_phy) /* this phy not on sas_host */ + return -EINVAL; + + if (!rates->minimum_linkrate) + rates->minimum_linkrate = phy->minimum_linkrate; + else if (rates->minimum_linkrate < phy->minimum_linkrate_hw) + rates->minimum_linkrate = phy->minimum_linkrate_hw; + + if (!rates->maximum_linkrate) + rates->maximum_linkrate = phy->maximum_linkrate; + else if (rates->maximum_linkrate > phy->maximum_linkrate_hw) + rates->maximum_linkrate = phy->maximum_linkrate_hw; + + /* sas_iounit page 1 */ + sz = offsetof(Mpi2SasIOUnitPage1_t, PhyData) + (ioc->sas_hba.num_phys * + sizeof(Mpi2SasIOUnit1PhyData_t)); + sas_iounit_pg1 = kzalloc(sz, GFP_KERNEL); + if (!sas_iounit_pg1) { + printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", + ioc->name, __FILE__, __LINE__, __func__); + rc = -ENOMEM; + goto out; + } + if ((mpt2sas_config_get_sas_iounit_pg1(ioc, &mpi_reply, + sas_iounit_pg1, sz))) { + printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", + ioc->name, __FILE__, __LINE__, __func__); + rc = -ENXIO; + goto out; + } + ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & + MPI2_IOCSTATUS_MASK; + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { + printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", + ioc->name, __FILE__, __LINE__, __func__); + rc = -EIO; + goto out; + } + + for (i = 0; i < ioc->sas_hba.num_phys; i++) { + if (mpt2sas_phy->phy_id != i) { + sas_iounit_pg1->PhyData[i].MaxMinLinkRate = + (ioc->sas_hba.phy[i].phy->minimum_linkrate + + (ioc->sas_hba.phy[i].phy->maximum_linkrate << 4)); + } else { + sas_iounit_pg1->PhyData[i].MaxMinLinkRate = + (rates->minimum_linkrate + + (rates->maximum_linkrate << 4)); + } + } + + if (mpt2sas_config_set_sas_iounit_pg1(ioc, &mpi_reply, sas_iounit_pg1, + sz)) { + printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", + ioc->name, __FILE__, __LINE__, __func__); + rc = -ENXIO; + goto out; + } + + /* link reset */ + _transport_phy_reset(phy, 0); + + /* read phy page 0, then update the rates in the sas transport phy */ + if (!mpt2sas_config_get_phy_pg0(ioc, &mpi_reply, &phy_pg0, + mpt2sas_phy->phy_id)) { + phy->minimum_linkrate = _transport_convert_phy_link_rate( + phy_pg0.ProgrammedLinkRate & MPI2_SAS_PRATE_MIN_RATE_MASK); + phy->maximum_linkrate = _transport_convert_phy_link_rate( + phy_pg0.ProgrammedLinkRate >> 4); + phy->negotiated_linkrate = _transport_convert_phy_link_rate( + phy_pg0.NegotiatedLinkRate & + MPI2_SAS_NEG_LINK_RATE_MASK_PHYSICAL); + } + + out: + kfree(sas_iounit_pg1); + return rc; +} + + +/** * _transport_smp_handler - transport portal for smp passthru * @shost: shost object * @rphy: sas transport rphy object @@ -1207,6 +1373,8 @@ struct sas_function_template mpt2sas_transport_functions = { .get_enclosure_identifier = _transport_get_enclosure_identifier, .get_bay_identifier = _transport_get_bay_identifier, .phy_reset = _transport_phy_reset, + .phy_enable = _transport_phy_enable, + .set_phy_speed = _transport_phy_speed, .smp_handler = _transport_smp_handler, }; diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001_init.c index c2f1032496c..f80c1da8f6c 100644 --- a/drivers/scsi/pm8001/pm8001_init.c +++ b/drivers/scsi/pm8001/pm8001_init.c @@ -654,7 +654,7 @@ static int __devinit pm8001_pci_probe(struct pci_dev *pdev, } chip = &pm8001_chips[ent->driver_data]; SHOST_TO_SAS_HA(shost) = - kcalloc(1, sizeof(struct sas_ha_struct), GFP_KERNEL); + kzalloc(sizeof(struct sas_ha_struct), GFP_KERNEL); if (!SHOST_TO_SAS_HA(shost)) { rc = -ENOMEM; goto err_out_free_host; diff --git a/drivers/scsi/qla1280.c b/drivers/scsi/qla1280.c index 8371d917a9a..49ac4148493 100644 --- a/drivers/scsi/qla1280.c +++ b/drivers/scsi/qla1280.c @@ -1640,8 +1640,10 @@ qla1280_load_firmware_pio(struct scsi_qla_host *ha) uint16_t mb[MAILBOX_REGISTER_COUNT], i; int err; + spin_unlock_irq(ha->host->host_lock); err = request_firmware(&fw, ql1280_board_tbl[ha->devnum].fwname, &ha->pdev->dev); + spin_lock_irq(ha->host->host_lock); if (err) { printk(KERN_ERR "Failed to load image \"%s\" err %d\n", ql1280_board_tbl[ha->devnum].fwname, err); @@ -1699,8 +1701,10 @@ qla1280_load_firmware_dma(struct scsi_qla_host *ha) return -ENOMEM; #endif + spin_unlock_irq(ha->host->host_lock); err = request_firmware(&fw, ql1280_board_tbl[ha->devnum].fwname, &ha->pdev->dev); + spin_lock_irq(ha->host->host_lock); if (err) { printk(KERN_ERR "Failed to load image \"%s\" err %d\n", ql1280_board_tbl[ha->devnum].fwname, err); diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index 3a9f5b288ae..90d1e062ec4 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -11,7 +11,9 @@ #include <linux/delay.h> static int qla24xx_vport_disable(struct fc_vport *, bool); - +static int qla84xx_reset(scsi_qla_host_t *, struct msg_echo_lb *, struct fc_bsg_job *); +int qla84xx_reset_chip(scsi_qla_host_t *, uint16_t, uint16_t *); +static int qla84xx_mgmt_cmd(scsi_qla_host_t *, struct msg_echo_lb *, struct fc_bsg_job *); /* SYSFS attributes --------------------------------------------------------- */ static ssize_t @@ -1168,6 +1170,28 @@ qla2x00_total_isp_aborts_show(struct device *dev, } static ssize_t +qla24xx_84xx_fw_version_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + int rval = QLA_SUCCESS; + uint16_t status[2] = {0, 0}; + scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); + struct qla_hw_data *ha = vha->hw; + + if (IS_QLA84XX(ha) && ha->cs84xx) { + if (ha->cs84xx->op_fw_version == 0) { + rval = qla84xx_verify_chip(vha, status); + } + + if ((rval == QLA_SUCCESS) && (status[0] == 0)) + return snprintf(buf, PAGE_SIZE, "%u\n", + (uint32_t)ha->cs84xx->op_fw_version); + } + + return snprintf(buf, PAGE_SIZE, "\n"); +} + +static ssize_t qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -1281,6 +1305,8 @@ static DEVICE_ATTR(optrom_fcode_version, S_IRUGO, qla2x00_optrom_fcode_version_show, NULL); static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show, NULL); +static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show, + NULL); static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show, NULL); static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL); @@ -1310,6 +1336,7 @@ struct device_attribute *qla2x00_host_attrs[] = { &dev_attr_optrom_efi_version, &dev_attr_optrom_fcode_version, &dev_attr_optrom_fw_version, + &dev_attr_84xx_fw_version, &dev_attr_total_isp_aborts, &dev_attr_mpi_version, &dev_attr_phy_version, @@ -1504,8 +1531,6 @@ qla2x00_terminate_rport_io(struct fc_rport *rport) fcport->vha->hw->isp_ops->fabric_logout(fcport->vha, fcport->loop_id, fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa); - - qla2x00_abort_fcport_cmds(fcport); } static int @@ -1795,6 +1820,581 @@ qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable) return 0; } +/* BSG support for ELS/CT pass through */ +inline srb_t * +qla2x00_get_ctx_bsg_sp(scsi_qla_host_t *vha, fc_port_t *fcport, size_t size) +{ + srb_t *sp; + struct qla_hw_data *ha = vha->hw; + struct srb_bsg_ctx *ctx; + + sp = mempool_alloc(ha->srb_mempool, GFP_KERNEL); + if (!sp) + goto done; + ctx = kzalloc(size, GFP_KERNEL); + if (!ctx) { + mempool_free(sp, ha->srb_mempool); + goto done; + } + + memset(sp, 0, sizeof(*sp)); + sp->fcport = fcport; + sp->ctx = ctx; +done: + return sp; +} + +static int +qla2x00_process_els(struct fc_bsg_job *bsg_job) +{ + struct fc_rport *rport; + fc_port_t *fcport; + struct Scsi_Host *host; + scsi_qla_host_t *vha; + struct qla_hw_data *ha; + srb_t *sp; + const char *type; + int req_sg_cnt, rsp_sg_cnt; + int rval = (DRIVER_ERROR << 16); + uint16_t nextlid = 0; + struct srb_bsg *els; + + /* Multiple SG's are not supported for ELS requests */ + if (bsg_job->request_payload.sg_cnt > 1 || + bsg_job->reply_payload.sg_cnt > 1) { + DEBUG2(printk(KERN_INFO + "multiple SG's are not supported for ELS requests" + " [request_sg_cnt: %x reply_sg_cnt: %x]\n", + bsg_job->request_payload.sg_cnt, + bsg_job->reply_payload.sg_cnt)); + rval = -EPERM; + goto done; + } + + /* ELS request for rport */ + if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) { + rport = bsg_job->rport; + fcport = *(fc_port_t **) rport->dd_data; + host = rport_to_shost(rport); + vha = shost_priv(host); + ha = vha->hw; + type = "FC_BSG_RPT_ELS"; + + /* make sure the rport is logged in, + * if not perform fabric login + */ + if (qla2x00_fabric_login(vha, fcport, &nextlid)) { + DEBUG2(qla_printk(KERN_WARNING, ha, + "failed to login port %06X for ELS passthru\n", + fcport->d_id.b24)); + rval = -EIO; + goto done; + } + } else { + host = bsg_job->shost; + vha = shost_priv(host); + ha = vha->hw; + type = "FC_BSG_HST_ELS_NOLOGIN"; + + /* Allocate a dummy fcport structure, since functions + * preparing the IOCB and mailbox command retrieves port + * specific information from fcport structure. For Host based + * ELS commands there will be no fcport structure allocated + */ + fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL); + if (!fcport) { + rval = -ENOMEM; + goto done; + } + + /* Initialize all required fields of fcport */ + fcport->vha = vha; + fcport->vp_idx = vha->vp_idx; + fcport->d_id.b.al_pa = + bsg_job->request->rqst_data.h_els.port_id[0]; + fcport->d_id.b.area = + bsg_job->request->rqst_data.h_els.port_id[1]; + fcport->d_id.b.domain = + bsg_job->request->rqst_data.h_els.port_id[2]; + fcport->loop_id = + (fcport->d_id.b.al_pa == 0xFD) ? + NPH_FABRIC_CONTROLLER : NPH_F_PORT; + } + + if (!vha->flags.online) { + DEBUG2(qla_printk(KERN_WARNING, ha, + "host not online\n")); + rval = -EIO; + goto done; + } + + req_sg_cnt = + dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list, + bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); + if (!req_sg_cnt) { + rval = -ENOMEM; + goto done_free_fcport; + } + rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list, + bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); + if (!rsp_sg_cnt) { + rval = -ENOMEM; + goto done_free_fcport; + } + + if ((req_sg_cnt != bsg_job->request_payload.sg_cnt) || + (rsp_sg_cnt != bsg_job->reply_payload.sg_cnt)) + { + DEBUG2(printk(KERN_INFO + "dma mapping resulted in different sg counts \ + [request_sg_cnt: %x dma_request_sg_cnt: %x\ + reply_sg_cnt: %x dma_reply_sg_cnt: %x]\n", + bsg_job->request_payload.sg_cnt, req_sg_cnt, + bsg_job->reply_payload.sg_cnt, rsp_sg_cnt)); + rval = -EAGAIN; + goto done_unmap_sg; + } + + /* Alloc SRB structure */ + sp = qla2x00_get_ctx_bsg_sp(vha, fcport, sizeof(struct srb_bsg)); + if (!sp) { + rval = -ENOMEM; + goto done_unmap_sg; + } + + els = sp->ctx; + els->ctx.type = + (bsg_job->request->msgcode == FC_BSG_RPT_ELS ? + SRB_ELS_CMD_RPT : SRB_ELS_CMD_HST); + els->bsg_job = bsg_job; + + DEBUG2(qla_printk(KERN_INFO, ha, + "scsi(%ld:%x): bsg rqst type: %s els type: %x - loop-id=%x " + "portid=%02x%02x%02x.\n", vha->host_no, sp->handle, type, + bsg_job->request->rqst_data.h_els.command_code, + fcport->loop_id, fcport->d_id.b.domain, fcport->d_id.b.area, + fcport->d_id.b.al_pa)); + + rval = qla2x00_start_sp(sp); + if (rval != QLA_SUCCESS) { + kfree(sp->ctx); + mempool_free(sp, ha->srb_mempool); + rval = -EIO; + goto done_unmap_sg; + } + return rval; + +done_unmap_sg: + dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list, + bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); + dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list, + bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); + goto done_free_fcport; + +done_free_fcport: + if (bsg_job->request->msgcode == FC_BSG_HST_ELS_NOLOGIN) + kfree(fcport); +done: + return rval; +} + +static int +qla2x00_process_ct(struct fc_bsg_job *bsg_job) +{ + srb_t *sp; + struct Scsi_Host *host = bsg_job->shost; + scsi_qla_host_t *vha = shost_priv(host); + struct qla_hw_data *ha = vha->hw; + int rval = (DRIVER_ERROR << 16); + int req_sg_cnt, rsp_sg_cnt; + uint16_t loop_id; + struct fc_port *fcport; + char *type = "FC_BSG_HST_CT"; + struct srb_bsg *ct; + + /* pass through is supported only for ISP 4Gb or higher */ + if (!IS_FWI2_CAPABLE(ha)) { + DEBUG2(qla_printk(KERN_INFO, ha, + "scsi(%ld):Firmware is not capable to support FC " + "CT pass thru\n", vha->host_no)); + rval = -EPERM; + goto done; + } + + req_sg_cnt = + dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list, + bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); + if (!req_sg_cnt) { + rval = -ENOMEM; + goto done; + } + + rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list, + bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); + if (!rsp_sg_cnt) { + rval = -ENOMEM; + goto done; + } + + if ((req_sg_cnt != bsg_job->request_payload.sg_cnt) || + (rsp_sg_cnt != bsg_job->reply_payload.sg_cnt)) + { + DEBUG2(qla_printk(KERN_WARNING, ha, + "dma mapping resulted in different sg counts \ + [request_sg_cnt: %x dma_request_sg_cnt: %x\ + reply_sg_cnt: %x dma_reply_sg_cnt: %x]\n", + bsg_job->request_payload.sg_cnt, req_sg_cnt, + bsg_job->reply_payload.sg_cnt, rsp_sg_cnt)); + rval = -EAGAIN; + goto done_unmap_sg; + } + + if (!vha->flags.online) { + DEBUG2(qla_printk(KERN_WARNING, ha, + "host not online\n")); + rval = -EIO; + goto done_unmap_sg; + } + + loop_id = + (bsg_job->request->rqst_data.h_ct.preamble_word1 & 0xFF000000) + >> 24; + switch (loop_id) { + case 0xFC: + loop_id = cpu_to_le16(NPH_SNS); + break; + case 0xFA: + loop_id = vha->mgmt_svr_loop_id; + break; + default: + DEBUG2(qla_printk(KERN_INFO, ha, + "Unknown loop id: %x\n", loop_id)); + rval = -EINVAL; + goto done_unmap_sg; + } + + /* Allocate a dummy fcport structure, since functions preparing the + * IOCB and mailbox command retrieves port specific information + * from fcport structure. For Host based ELS commands there will be + * no fcport structure allocated + */ + fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL); + if (!fcport) + { + rval = -ENOMEM; + goto done_unmap_sg; + } + + /* Initialize all required fields of fcport */ + fcport->vha = vha; + fcport->vp_idx = vha->vp_idx; + fcport->d_id.b.al_pa = bsg_job->request->rqst_data.h_ct.port_id[0]; + fcport->d_id.b.area = bsg_job->request->rqst_data.h_ct.port_id[1]; + fcport->d_id.b.domain = bsg_job->request->rqst_data.h_ct.port_id[2]; + fcport->loop_id = loop_id; + + /* Alloc SRB structure */ + sp = qla2x00_get_ctx_bsg_sp(vha, fcport, sizeof(struct srb_bsg)); + if (!sp) { + rval = -ENOMEM; + goto done_free_fcport; + } + + ct = sp->ctx; + ct->ctx.type = SRB_CT_CMD; + ct->bsg_job = bsg_job; + + DEBUG2(qla_printk(KERN_INFO, ha, + "scsi(%ld:%x): bsg rqst type: %s els type: %x - loop-id=%x " + "portid=%02x%02x%02x.\n", vha->host_no, sp->handle, type, + (bsg_job->request->rqst_data.h_ct.preamble_word2 >> 16), + fcport->loop_id, fcport->d_id.b.domain, fcport->d_id.b.area, + fcport->d_id.b.al_pa)); + + rval = qla2x00_start_sp(sp); + if (rval != QLA_SUCCESS) { + kfree(sp->ctx); + mempool_free(sp, ha->srb_mempool); + rval = -EIO; + goto done_free_fcport; + } + return rval; + +done_free_fcport: + kfree(fcport); +done_unmap_sg: + dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list, + bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); + dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list, + bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); +done: + return rval; +} + +static int +qla2x00_process_vendor_specific(struct fc_bsg_job *bsg_job) +{ + struct Scsi_Host *host = bsg_job->shost; + scsi_qla_host_t *vha = shost_priv(host); + struct qla_hw_data *ha = vha->hw; + int rval; + uint8_t command_sent; + uint32_t vendor_cmd; + char *type; + struct msg_echo_lb elreq; + uint16_t response[MAILBOX_REGISTER_COUNT]; + uint8_t* fw_sts_ptr; + uint8_t *req_data; + dma_addr_t req_data_dma; + uint32_t req_data_len; + uint8_t *rsp_data; + dma_addr_t rsp_data_dma; + uint32_t rsp_data_len; + + if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) || + test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) || + test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) { + rval = -EBUSY; + goto done; + } + + if (!vha->flags.online) { + DEBUG2(qla_printk(KERN_WARNING, ha, + "host not online\n")); + rval = -EIO; + goto done; + } + + elreq.req_sg_cnt = + dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list, + bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); + if (!elreq.req_sg_cnt) { + rval = -ENOMEM; + goto done; + } + elreq.rsp_sg_cnt = + dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list, + bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); + if (!elreq.rsp_sg_cnt) { + rval = -ENOMEM; + goto done; + } + + if ((elreq.req_sg_cnt != bsg_job->request_payload.sg_cnt) || + (elreq.rsp_sg_cnt != bsg_job->reply_payload.sg_cnt)) + { + DEBUG2(printk(KERN_INFO + "dma mapping resulted in different sg counts \ + [request_sg_cnt: %x dma_request_sg_cnt: %x\ + reply_sg_cnt: %x dma_reply_sg_cnt: %x]\n", + bsg_job->request_payload.sg_cnt, elreq.req_sg_cnt, + bsg_job->reply_payload.sg_cnt, elreq.rsp_sg_cnt)); + rval = -EAGAIN; + goto done_unmap_sg; + } + req_data_len = rsp_data_len = bsg_job->request_payload.payload_len; + req_data = dma_alloc_coherent(&ha->pdev->dev, req_data_len, + &req_data_dma, GFP_KERNEL); + + rsp_data = dma_alloc_coherent(&ha->pdev->dev, rsp_data_len, + &rsp_data_dma, GFP_KERNEL); + + /* Copy the request buffer in req_data now */ + sg_copy_to_buffer(bsg_job->request_payload.sg_list, + bsg_job->request_payload.sg_cnt, req_data, + req_data_len); + + elreq.send_dma = req_data_dma; + elreq.rcv_dma = rsp_data_dma; + elreq.transfer_size = req_data_len; + + /* Vendor cmd : loopback or ECHO diagnostic + * Options: + * Loopback : Either internal or external loopback + * ECHO: ECHO ELS or Vendor specific FC4 link data + */ + vendor_cmd = bsg_job->request->rqst_data.h_vendor.vendor_cmd[0]; + elreq.options = + *(((uint32_t *)bsg_job->request->rqst_data.h_vendor.vendor_cmd) + + 1); + + switch (bsg_job->request->rqst_data.h_vendor.vendor_cmd[0]) { + case QL_VND_LOOPBACK: + if (ha->current_topology != ISP_CFG_F) { + type = "FC_BSG_HST_VENDOR_LOOPBACK"; + + DEBUG2(qla_printk(KERN_INFO, ha, + "scsi(%ld) bsg rqst type: %s vendor rqst type: %x options: %x.\n", + vha->host_no, type, vendor_cmd, elreq.options)); + + command_sent = INT_DEF_LB_LOOPBACK_CMD; + rval = qla2x00_loopback_test(vha, &elreq, response); + if (IS_QLA81XX(ha)) { + if (response[0] == MBS_COMMAND_ERROR && response[1] == MBS_LB_RESET) { + DEBUG2(printk(KERN_ERR "%s(%ld): ABORTing " + "ISP\n", __func__, vha->host_no)); + set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); + qla2xxx_wake_dpc(vha); + } + } + } else { + type = "FC_BSG_HST_VENDOR_ECHO_DIAG"; + DEBUG2(qla_printk(KERN_INFO, ha, + "scsi(%ld) bsg rqst type: %s vendor rqst type: %x options: %x.\n", + vha->host_no, type, vendor_cmd, elreq.options)); + + command_sent = INT_DEF_LB_ECHO_CMD; + rval = qla2x00_echo_test(vha, &elreq, response); + } + break; + case QLA84_RESET: + if (!IS_QLA84XX(vha->hw)) { + rval = -EINVAL; + DEBUG16(printk( + "%s(%ld): 8xxx exiting.\n", + __func__, vha->host_no)); + return rval; + } + rval = qla84xx_reset(vha, &elreq, bsg_job); + break; + case QLA84_MGMT_CMD: + if (!IS_QLA84XX(vha->hw)) { + rval = -EINVAL; + DEBUG16(printk( + "%s(%ld): 8xxx exiting.\n", + __func__, vha->host_no)); + return rval; + } + rval = qla84xx_mgmt_cmd(vha, &elreq, bsg_job); + break; + default: + rval = -ENOSYS; + } + + if (rval != QLA_SUCCESS) { + DEBUG2(qla_printk(KERN_WARNING, ha, + "scsi(%ld) Vendor request %s failed\n", vha->host_no, type)); + rval = 0; + bsg_job->reply->result = (DID_ERROR << 16); + bsg_job->reply->reply_payload_rcv_len = 0; + fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply); + memcpy( fw_sts_ptr, response, sizeof(response)); + fw_sts_ptr += sizeof(response); + *fw_sts_ptr = command_sent; + } else { + DEBUG2(qla_printk(KERN_WARNING, ha, + "scsi(%ld) Vendor request %s completed\n", vha->host_no, type)); + rval = bsg_job->reply->result = 0; + bsg_job->reply_len = sizeof(struct fc_bsg_reply) + sizeof(response) + sizeof(uint8_t); + bsg_job->reply->reply_payload_rcv_len = bsg_job->reply_payload.payload_len; + fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply); + memcpy(fw_sts_ptr, response, sizeof(response)); + fw_sts_ptr += sizeof(response); + *fw_sts_ptr = command_sent; + sg_copy_from_buffer(bsg_job->reply_payload.sg_list, + bsg_job->reply_payload.sg_cnt, rsp_data, + rsp_data_len); + } + bsg_job->job_done(bsg_job); + +done_unmap_sg: + + if(req_data) + dma_free_coherent(&ha->pdev->dev, req_data_len, + req_data, req_data_dma); + dma_unmap_sg(&ha->pdev->dev, + bsg_job->request_payload.sg_list, + bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); + dma_unmap_sg(&ha->pdev->dev, + bsg_job->reply_payload.sg_list, + bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); + +done: + return rval; +} + +static int +qla24xx_bsg_request(struct fc_bsg_job *bsg_job) +{ + int ret = -EINVAL; + + switch (bsg_job->request->msgcode) { + case FC_BSG_RPT_ELS: + case FC_BSG_HST_ELS_NOLOGIN: + ret = qla2x00_process_els(bsg_job); + break; + case FC_BSG_HST_CT: + ret = qla2x00_process_ct(bsg_job); + break; + case FC_BSG_HST_VENDOR: + ret = qla2x00_process_vendor_specific(bsg_job); + break; + case FC_BSG_HST_ADD_RPORT: + case FC_BSG_HST_DEL_RPORT: + case FC_BSG_RPT_CT: + default: + DEBUG2(printk("qla2xxx: unsupported BSG request\n")); + break; + } + return ret; +} + +static int +qla24xx_bsg_timeout(struct fc_bsg_job *bsg_job) +{ + scsi_qla_host_t *vha = shost_priv(bsg_job->shost); + struct qla_hw_data *ha = vha->hw; + srb_t *sp; + int cnt, que; + unsigned long flags; + struct req_que *req; + struct srb_bsg *sp_bsg; + + /* find the bsg job from the active list of commands */ + spin_lock_irqsave(&ha->hardware_lock, flags); + for (que = 0; que < ha->max_req_queues; que++) { + req = ha->req_q_map[que]; + if (!req) + continue; + + for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++ ) { + sp = req->outstanding_cmds[cnt]; + + if (sp) { + sp_bsg = (struct srb_bsg*)sp->ctx; + + if (((sp_bsg->ctx.type == SRB_CT_CMD) || + (sp_bsg->ctx.type == SRB_ELS_CMD_RPT) + || ( sp_bsg->ctx.type == SRB_ELS_CMD_HST)) && + (sp_bsg->bsg_job == bsg_job)) { + if (ha->isp_ops->abort_command(sp)) { + DEBUG2(qla_printk(KERN_INFO, ha, + "scsi(%ld): mbx abort_command failed\n", vha->host_no)); + bsg_job->req->errors = bsg_job->reply->result = -EIO; + } else { + DEBUG2(qla_printk(KERN_INFO, ha, + "scsi(%ld): mbx abort_command success\n", vha->host_no)); + bsg_job->req->errors = bsg_job->reply->result = 0; + } + goto done; + } + } + } + } + spin_unlock_irqrestore(&ha->hardware_lock, flags); + DEBUG2(qla_printk(KERN_INFO, ha, + "scsi(%ld) SRB not found to abort\n", vha->host_no)); + bsg_job->req->errors = bsg_job->reply->result = -ENXIO; + return 0; + +done: + if (bsg_job->request->msgcode == FC_BSG_HST_CT) + kfree(sp->fcport); + kfree(sp->ctx); + mempool_free(sp, ha->srb_mempool); + return 0; +} + struct fc_function_template qla2xxx_transport_functions = { .show_host_node_name = 1, @@ -1838,6 +2438,8 @@ struct fc_function_template qla2xxx_transport_functions = { .vport_create = qla24xx_vport_create, .vport_disable = qla24xx_vport_disable, .vport_delete = qla24xx_vport_delete, + .bsg_request = qla24xx_bsg_request, + .bsg_timeout = qla24xx_bsg_timeout, }; struct fc_function_template qla2xxx_transport_vport_functions = { @@ -1878,6 +2480,8 @@ struct fc_function_template qla2xxx_transport_vport_functions = { .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk, .terminate_rport_io = qla2x00_terminate_rport_io, .get_fc_host_stats = qla2x00_get_fc_host_stats, + .bsg_request = qla24xx_bsg_request, + .bsg_timeout = qla24xx_bsg_timeout, }; void @@ -1906,3 +2510,125 @@ qla2x00_init_host_attr(scsi_qla_host_t *vha) speed = FC_PORTSPEED_1GBIT; fc_host_supported_speeds(vha->host) = speed; } +static int +qla84xx_reset(scsi_qla_host_t *ha, struct msg_echo_lb *mreq, struct fc_bsg_job *bsg_job) +{ + int ret = 0; + int cmd; + uint16_t cmd_status; + + DEBUG16(printk("%s(%ld): entered.\n", __func__, ha->host_no)); + + cmd = (*((bsg_job->request->rqst_data.h_vendor.vendor_cmd) + 2)) + == A84_RESET_FLAG_ENABLE_DIAG_FW ? + A84_ISSUE_RESET_DIAG_FW : A84_ISSUE_RESET_OP_FW; + ret = qla84xx_reset_chip(ha, cmd == A84_ISSUE_RESET_DIAG_FW, + &cmd_status); + return ret; +} + +static int +qla84xx_mgmt_cmd(scsi_qla_host_t *ha, struct msg_echo_lb *mreq, struct fc_bsg_job *bsg_job) +{ + struct access_chip_84xx *mn; + dma_addr_t mn_dma, mgmt_dma; + void *mgmt_b = NULL; + int ret = 0; + int rsp_hdr_len, len = 0; + struct qla84_msg_mgmt *ql84_mgmt; + + ql84_mgmt = (struct qla84_msg_mgmt *) vmalloc(sizeof(struct qla84_msg_mgmt)); + ql84_mgmt->cmd = + *((uint16_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 2)); + ql84_mgmt->mgmtp.u.mem.start_addr = + *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 3)); + ql84_mgmt->len = + *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 4)); + ql84_mgmt->mgmtp.u.config.id = + *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 5)); + ql84_mgmt->mgmtp.u.config.param0 = + *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 6)); + ql84_mgmt->mgmtp.u.config.param1 = + *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 7)); + ql84_mgmt->mgmtp.u.info.type = + *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 8)); + ql84_mgmt->mgmtp.u.info.context = + *((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 9)); + + rsp_hdr_len = bsg_job->request_payload.payload_len; + + mn = dma_pool_alloc(ha->hw->s_dma_pool, GFP_KERNEL, &mn_dma); + if (mn == NULL) { + DEBUG2(printk(KERN_ERR "%s: dma alloc for fw buffer " + "failed%lu\n", __func__, ha->host_no)); + return -ENOMEM; + } + + memset(mn, 0, sizeof (struct access_chip_84xx)); + + mn->entry_type = ACCESS_CHIP_IOCB_TYPE; + mn->entry_count = 1; + + switch (ql84_mgmt->cmd) { + case QLA84_MGMT_READ_MEM: + mn->options = cpu_to_le16(ACO_DUMP_MEMORY); + mn->parameter1 = cpu_to_le32(ql84_mgmt->mgmtp.u.mem.start_addr); + break; + case QLA84_MGMT_WRITE_MEM: + mn->options = cpu_to_le16(ACO_LOAD_MEMORY); + mn->parameter1 = cpu_to_le32(ql84_mgmt->mgmtp.u.mem.start_addr); + break; + case QLA84_MGMT_CHNG_CONFIG: + mn->options = cpu_to_le16(ACO_CHANGE_CONFIG_PARAM); + mn->parameter1 = cpu_to_le32(ql84_mgmt->mgmtp.u.config.id); + mn->parameter2 = cpu_to_le32(ql84_mgmt->mgmtp.u.config.param0); + mn->parameter3 = cpu_to_le32(ql84_mgmt->mgmtp.u.config.param1); + break; + case QLA84_MGMT_GET_INFO: + mn->options = cpu_to_le16(ACO_REQUEST_INFO); + mn->parameter1 = cpu_to_le32(ql84_mgmt->mgmtp.u.info.type); + mn->parameter2 = cpu_to_le32(ql84_mgmt->mgmtp.u.info.context); + break; + default: + ret = -EIO; + goto exit_mgmt0; + } + + if ((len == ql84_mgmt->len) && + ql84_mgmt->cmd != QLA84_MGMT_CHNG_CONFIG) { + mgmt_b = dma_alloc_coherent(&ha->hw->pdev->dev, len, + &mgmt_dma, GFP_KERNEL); + if (mgmt_b == NULL) { + DEBUG2(printk(KERN_ERR "%s: dma alloc mgmt_b " + "failed%lu\n", __func__, ha->host_no)); + ret = -ENOMEM; + goto exit_mgmt0; + } + mn->total_byte_cnt = cpu_to_le32(ql84_mgmt->len); + mn->dseg_count = cpu_to_le16(1); + mn->dseg_address[0] = cpu_to_le32(LSD(mgmt_dma)); + mn->dseg_address[1] = cpu_to_le32(MSD(mgmt_dma)); + mn->dseg_length = cpu_to_le32(len); + + if (ql84_mgmt->cmd == QLA84_MGMT_WRITE_MEM) { + memcpy(mgmt_b, ql84_mgmt->payload, len); + } + } + + ret = qla2x00_issue_iocb(ha, mn, mn_dma, 0); + if ((ret != QLA_SUCCESS) || (ql84_mgmt->cmd == QLA84_MGMT_WRITE_MEM) + || (ql84_mgmt->cmd == QLA84_MGMT_CHNG_CONFIG)) { + if (ret != QLA_SUCCESS) + DEBUG2(printk(KERN_ERR "%s(%lu): failed\n", + __func__, ha->host_no)); + } else if ((ql84_mgmt->cmd == QLA84_MGMT_READ_MEM) || + (ql84_mgmt->cmd == QLA84_MGMT_GET_INFO)) { + } + + if (mgmt_b) + dma_free_coherent(&ha->hw->pdev->dev, len, mgmt_b, mgmt_dma); + +exit_mgmt0: + dma_pool_free(ha->hw->s_dma_pool, mn, mn_dma); + return ret; +} diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index 1263d9796e8..afa95614aaf 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -31,6 +31,7 @@ #include <scsi/scsi_device.h> #include <scsi/scsi_cmnd.h> #include <scsi/scsi_transport_fc.h> +#include <scsi/scsi_bsg_fc.h> #define QLA2XXX_DRIVER_NAME "qla2xxx" @@ -228,6 +229,27 @@ struct srb_logio { uint16_t flags; }; +struct srb_bsg_ctx { +#define SRB_ELS_CMD_RPT 3 +#define SRB_ELS_CMD_HST 4 +#define SRB_CT_CMD 5 + uint16_t type; +}; + +struct srb_bsg { + struct srb_bsg_ctx ctx; + struct fc_bsg_job *bsg_job; +}; + +struct msg_echo_lb { + dma_addr_t send_dma; + dma_addr_t rcv_dma; + uint16_t req_sg_cnt; + uint16_t rsp_sg_cnt; + uint16_t options; + uint32_t transfer_size; +}; + /* * ISP I/O Register Set structure definitions. */ @@ -522,6 +544,8 @@ typedef struct { #define MBA_DISCARD_RND_FRAME 0x8048 /* discard RND frame due to error. */ #define MBA_REJECTED_FCP_CMD 0x8049 /* rejected FCP_CMD. */ +/* ISP mailbox loopback echo diagnostic error code */ +#define MBS_LB_RESET 0x17 /* * Firmware options 1, 2, 3. */ @@ -2230,6 +2254,13 @@ struct req_que { int max_q_depth; }; +/* Place holder for FW buffer parameters */ +struct qlfc_fw { + void *fw_buf; + dma_addr_t fw_dma; + uint32_t len; +}; + /* * Qlogic host adapter specific data structure. */ @@ -2594,6 +2625,7 @@ struct qla_hw_data { struct qla_statistics qla_stats; struct isp_operations *isp_ops; struct workqueue_struct *wq; + struct qlfc_fw fw_buf; }; /* @@ -2766,4 +2798,127 @@ typedef struct scsi_qla_host { #define CMD_SP(Cmnd) ((Cmnd)->SCp.ptr) +/* + * BSG Vendor specific commands + */ + +#define QL_VND_LOOPBACK 0x01 +#define QLA84_RESET 0x02 +#define QLA84_UPDATE_FW 0x03 +#define QLA84_MGMT_CMD 0x04 + +/* BSG definations for interpreting CommandSent field */ +#define INT_DEF_LB_LOOPBACK_CMD 0 +#define INT_DEF_LB_ECHO_CMD 1 + +/* BSG Vendor specific definations */ +typedef struct _A84_RESET { + uint16_t Flags; + uint16_t Reserved; +#define A84_RESET_FLAG_ENABLE_DIAG_FW 1 +} __attribute__((packed)) A84_RESET, *PA84_RESET; + +#define A84_ISSUE_WRITE_TYPE_CMD 0 +#define A84_ISSUE_READ_TYPE_CMD 1 +#define A84_CLEANUP_CMD 2 +#define A84_ISSUE_RESET_OP_FW 3 +#define A84_ISSUE_RESET_DIAG_FW 4 +#define A84_ISSUE_UPDATE_OPFW_CMD 5 +#define A84_ISSUE_UPDATE_DIAGFW_CMD 6 + +struct qla84_mgmt_param { + union { + struct { + uint32_t start_addr; + } mem; /* for QLA84_MGMT_READ/WRITE_MEM */ + struct { + uint32_t id; +#define QLA84_MGMT_CONFIG_ID_UIF 1 +#define QLA84_MGMT_CONFIG_ID_FCOE_COS 2 +#define QLA84_MGMT_CONFIG_ID_PAUSE 3 +#define QLA84_MGMT_CONFIG_ID_TIMEOUTS 4 + + uint32_t param0; + uint32_t param1; + } config; /* for QLA84_MGMT_CHNG_CONFIG */ + + struct { + uint32_t type; +#define QLA84_MGMT_INFO_CONFIG_LOG_DATA 1 /* Get Config Log Data */ +#define QLA84_MGMT_INFO_LOG_DATA 2 /* Get Log Data */ +#define QLA84_MGMT_INFO_PORT_STAT 3 /* Get Port Statistics */ +#define QLA84_MGMT_INFO_LIF_STAT 4 /* Get LIF Statistics */ +#define QLA84_MGMT_INFO_ASIC_STAT 5 /* Get ASIC Statistics */ +#define QLA84_MGMT_INFO_CONFIG_PARAMS 6 /* Get Config Parameters */ +#define QLA84_MGMT_INFO_PANIC_LOG 7 /* Get Panic Log */ + + uint32_t context; +/* +* context definitions for QLA84_MGMT_INFO_CONFIG_LOG_DATA +*/ +#define IC_LOG_DATA_LOG_ID_DEBUG_LOG 0 +#define IC_LOG_DATA_LOG_ID_LEARN_LOG 1 +#define IC_LOG_DATA_LOG_ID_FC_ACL_INGRESS_LOG 2 +#define IC_LOG_DATA_LOG_ID_FC_ACL_EGRESS_LOG 3 +#define IC_LOG_DATA_LOG_ID_ETHERNET_ACL_INGRESS_LOG 4 +#define IC_LOG_DATA_LOG_ID_ETHERNET_ACL_EGRESS_LOG 5 +#define IC_LOG_DATA_LOG_ID_MESSAGE_TRANSMIT_LOG 6 +#define IC_LOG_DATA_LOG_ID_MESSAGE_RECEIVE_LOG 7 +#define IC_LOG_DATA_LOG_ID_LINK_EVENT_LOG 8 +#define IC_LOG_DATA_LOG_ID_DCX_LOG 9 + +/* +* context definitions for QLA84_MGMT_INFO_PORT_STAT +*/ +#define IC_PORT_STATISTICS_PORT_NUMBER_ETHERNET_PORT0 0 +#define IC_PORT_STATISTICS_PORT_NUMBER_ETHERNET_PORT1 1 +#define IC_PORT_STATISTICS_PORT_NUMBER_NSL_PORT0 2 +#define IC_PORT_STATISTICS_PORT_NUMBER_NSL_PORT1 3 +#define IC_PORT_STATISTICS_PORT_NUMBER_FC_PORT0 4 +#define IC_PORT_STATISTICS_PORT_NUMBER_FC_PORT1 5 + + +/* +* context definitions for QLA84_MGMT_INFO_LIF_STAT +*/ +#define IC_LIF_STATISTICS_LIF_NUMBER_ETHERNET_PORT0 0 +#define IC_LIF_STATISTICS_LIF_NUMBER_ETHERNET_PORT1 1 +#define IC_LIF_STATISTICS_LIF_NUMBER_FC_PORT0 2 +#define IC_LIF_STATISTICS_LIF_NUMBER_FC_PORT1 3 +#define IC_LIF_STATISTICS_LIF_NUMBER_CPU 6 + + } info; /* for QLA84_MGMT_GET_INFO */ + } u; +}; + +struct qla84_msg_mgmt { + uint16_t cmd; +#define QLA84_MGMT_READ_MEM 0x00 +#define QLA84_MGMT_WRITE_MEM 0x01 +#define QLA84_MGMT_CHNG_CONFIG 0x02 +#define QLA84_MGMT_GET_INFO 0x03 + uint16_t rsrvd; + struct qla84_mgmt_param mgmtp;/* parameters for cmd */ + uint32_t len; /* bytes in payload following this struct */ + uint8_t payload[0]; /* payload for cmd */ +}; + +struct msg_update_fw { + /* + * diag_fw = 0 operational fw + * otherwise diagnostic fw + * offset, len, fw_len are present to overcome the current limitation + * of 128Kb xfer size. The fw is sent in smaller chunks. Each chunk + * specifies the byte "offset" where it fits in the fw buffer. The + * number of bytes in each chunk is specified in "len". "fw_len" + * is the total size of fw. The first chunk should start at offset = 0. + * When offset+len == fw_len, the fw is written to the HBA. + */ + uint32_t diag_fw; + uint32_t offset;/* start offset */ + uint32_t len; /* num bytes in cur xfer */ + uint32_t fw_len; /* size of fw in bytes */ + uint8_t fw_bytes[0]; +}; + #endif diff --git a/drivers/scsi/qla2xxx/qla_fw.h b/drivers/scsi/qla2xxx/qla_fw.h index 66a8da5d7d0..cebf4f1bb7d 100644 --- a/drivers/scsi/qla2xxx/qla_fw.h +++ b/drivers/scsi/qla2xxx/qla_fw.h @@ -627,6 +627,39 @@ struct els_entry_24xx { uint32_t rx_len; /* Data segment 1 length. */ }; +struct els_sts_entry_24xx { + uint8_t entry_type; /* Entry type. */ + uint8_t entry_count; /* Entry count. */ + uint8_t sys_define; /* System Defined. */ + uint8_t entry_status; /* Entry Status. */ + + uint32_t handle; /* System handle. */ + + uint16_t comp_status; + + uint16_t nport_handle; /* N_PORT handle. */ + + uint16_t reserved_1; + + uint8_t vp_index; + uint8_t sof_type; + + uint32_t rx_xchg_address; /* Receive exchange address. */ + uint16_t reserved_2; + + uint8_t opcode; + uint8_t reserved_3; + + uint8_t port_id[3]; + uint8_t reserved_4; + + uint16_t reserved_5; + + uint16_t control_flags; /* Control flags. */ + uint32_t total_byte_count; + uint32_t error_subcode_1; + uint32_t error_subcode_2; +}; /* * ISP queue - Mailbox Command entry structure definition. */ diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h index 8bc6f53691e..3a89bc514e2 100644 --- a/drivers/scsi/qla2xxx/qla_gbl.h +++ b/drivers/scsi/qla2xxx/qla_gbl.h @@ -60,6 +60,8 @@ extern int qla2x00_async_login_done(struct scsi_qla_host *, fc_port_t *, extern int qla2x00_async_logout_done(struct scsi_qla_host *, fc_port_t *, uint16_t *); +extern fc_port_t * +qla2x00_alloc_fcport(scsi_qla_host_t *, gfp_t ); /* * Global Data in qla_os.c source file. */ @@ -76,6 +78,7 @@ extern int ql2xiidmaenable; extern int ql2xmaxqueues; extern int ql2xmultique_tag; extern int ql2xfwloadbin; +extern int ql2xetsenable; extern int qla2x00_loop_reset(scsi_qla_host_t *); extern void qla2x00_abort_all_cmds(scsi_qla_host_t *, int); @@ -94,7 +97,6 @@ extern int qla2x00_post_uevent_work(struct scsi_qla_host *, u32); extern int qla81xx_restart_mpi_firmware(scsi_qla_host_t *); -extern void qla2x00_abort_fcport_cmds(fc_port_t *); extern struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *, struct qla_hw_data *); extern void qla2x00_free_host(struct scsi_qla_host *); @@ -154,6 +156,7 @@ int qla2x00_marker(struct scsi_qla_host *, struct req_que *, struct rsp_que *, int __qla2x00_marker(struct scsi_qla_host *, struct req_que *, struct rsp_que *, uint16_t, uint16_t, uint8_t); extern int qla2x00_start_sp(srb_t *); +extern void qla2x00_ctx_sp_free(srb_t *); /* * Global Function Prototypes in qla_mbx.c source file. @@ -426,6 +429,8 @@ extern void qla2x00_free_sysfs_attr(scsi_qla_host_t *); extern void qla2x00_init_host_attr(scsi_qla_host_t *); extern void qla2x00_alloc_sysfs_attr(scsi_qla_host_t *); extern void qla2x00_free_sysfs_attr(scsi_qla_host_t *); +extern int qla2x00_loopback_test(scsi_qla_host_t *, struct msg_echo_lb *, uint16_t *); +extern int qla2x00_echo_test(scsi_qla_host_t *, struct msg_echo_lb *, uint16_t *); /* * Global Function Prototypes in qla_dfs.c source file. diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 3f8e8495b74..a67b2bafb88 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -62,7 +62,7 @@ qla2x00_ctx_sp_timeout(unsigned long __data) ctx->free(sp); } -static void +void qla2x00_ctx_sp_free(srb_t *sp) { struct srb_ctx *ctx = sp->ctx; @@ -338,6 +338,16 @@ qla2x00_initialize_adapter(scsi_qla_host_t *vha) rval = qla2x00_init_rings(vha); ha->flags.chip_reset_done = 1; + if (rval == QLA_SUCCESS && IS_QLA84XX(ha)) { + /* Issue verify 84xx FW IOCB to complete 84xx initialization */ + rval = qla84xx_init_chip(vha); + if (rval != QLA_SUCCESS) { + qla_printk(KERN_ERR, ha, + "Unable to initialize ISP84XX.\n"); + qla84xx_put_chip(vha); + } + } + return (rval); } @@ -2216,7 +2226,7 @@ qla2x00_rport_del(void *data) * * Returns a pointer to the allocated fcport, or NULL, if none available. */ -static fc_port_t * +fc_port_t * qla2x00_alloc_fcport(scsi_qla_host_t *vha, gfp_t flags) { fc_port_t *fcport; @@ -2900,8 +2910,13 @@ qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha, if (qla2x00_is_reserved_id(vha, loop_id)) continue; - if (atomic_read(&vha->loop_down_timer) || LOOP_TRANSITION(vha)) + if (atomic_read(&vha->loop_down_timer) || + LOOP_TRANSITION(vha)) { + atomic_set(&vha->loop_down_timer, 0); + set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); + set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); break; + } if (swl != NULL) { if (last_dev) { @@ -4877,6 +4892,15 @@ qla81xx_nvram_config(scsi_qla_host_t *vha) } void -qla81xx_update_fw_options(scsi_qla_host_t *ha) +qla81xx_update_fw_options(scsi_qla_host_t *vha) { + struct qla_hw_data *ha = vha->hw; + + if (!ql2xetsenable) + return; + + /* Enable ETS Burst. */ + memset(ha->fw_options, 0, sizeof(ha->fw_options)); + ha->fw_options[2] |= BIT_9; + qla2x00_set_fw_options(vha, ha->fw_options); } diff --git a/drivers/scsi/qla2xxx/qla_iocb.c b/drivers/scsi/qla2xxx/qla_iocb.c index c5ccac0bef7..8299a9891bf 100644 --- a/drivers/scsi/qla2xxx/qla_iocb.c +++ b/drivers/scsi/qla2xxx/qla_iocb.c @@ -1025,6 +1025,119 @@ qla2x00_logout_iocb(srb_t *sp, struct mbx_entry *mbx) /* Implicit: mbx->mbx10 = 0. */ } +static void +qla24xx_els_iocb(srb_t *sp, struct els_entry_24xx *els_iocb) +{ + struct fc_bsg_job *bsg_job = ((struct srb_bsg*)sp->ctx)->bsg_job; + + els_iocb->entry_type = ELS_IOCB_TYPE; + els_iocb->entry_count = 1; + els_iocb->sys_define = 0; + els_iocb->entry_status = 0; + els_iocb->handle = sp->handle; + els_iocb->nport_handle = cpu_to_le16(sp->fcport->loop_id); + els_iocb->tx_dsd_count = __constant_cpu_to_le16(bsg_job->request_payload.sg_cnt); + els_iocb->vp_index = sp->fcport->vp_idx; + els_iocb->sof_type = EST_SOFI3; + els_iocb->rx_dsd_count = __constant_cpu_to_le16(bsg_job->reply_payload.sg_cnt); + + els_iocb->opcode =(((struct srb_bsg*)sp->ctx)->ctx.type == SRB_ELS_CMD_RPT) ? + bsg_job->request->rqst_data.r_els.els_code : bsg_job->request->rqst_data.h_els.command_code; + els_iocb->port_id[0] = sp->fcport->d_id.b.al_pa; + els_iocb->port_id[1] = sp->fcport->d_id.b.area; + els_iocb->port_id[2] = sp->fcport->d_id.b.domain; + els_iocb->control_flags = 0; + els_iocb->rx_byte_count = + cpu_to_le32(bsg_job->reply_payload.payload_len); + els_iocb->tx_byte_count = + cpu_to_le32(bsg_job->request_payload.payload_len); + + els_iocb->tx_address[0] = cpu_to_le32(LSD(sg_dma_address + (bsg_job->request_payload.sg_list))); + els_iocb->tx_address[1] = cpu_to_le32(MSD(sg_dma_address + (bsg_job->request_payload.sg_list))); + els_iocb->tx_len = cpu_to_le32(sg_dma_len + (bsg_job->request_payload.sg_list)); + + els_iocb->rx_address[0] = cpu_to_le32(LSD(sg_dma_address + (bsg_job->reply_payload.sg_list))); + els_iocb->rx_address[1] = cpu_to_le32(MSD(sg_dma_address + (bsg_job->reply_payload.sg_list))); + els_iocb->rx_len = cpu_to_le32(sg_dma_len + (bsg_job->reply_payload.sg_list)); +} + +static void +qla24xx_ct_iocb(srb_t *sp, struct ct_entry_24xx *ct_iocb) +{ + uint16_t avail_dsds; + uint32_t *cur_dsd; + struct scatterlist *sg; + int index; + uint16_t tot_dsds; + scsi_qla_host_t *vha = sp->fcport->vha; + struct fc_bsg_job *bsg_job = ((struct srb_bsg*)sp->ctx)->bsg_job; + int loop_iterartion = 0; + int cont_iocb_prsnt = 0; + int entry_count = 1; + + ct_iocb->entry_type = CT_IOCB_TYPE; + ct_iocb->entry_status = 0; + ct_iocb->sys_define = 0; + ct_iocb->handle = sp->handle; + + ct_iocb->nport_handle = cpu_to_le16(sp->fcport->loop_id); + ct_iocb->vp_index = sp->fcport->vp_idx; + ct_iocb->comp_status = __constant_cpu_to_le16(0); + + ct_iocb->cmd_dsd_count = + __constant_cpu_to_le16(bsg_job->request_payload.sg_cnt); + ct_iocb->timeout = 0; + ct_iocb->rsp_dsd_count = + __constant_cpu_to_le16(bsg_job->reply_payload.sg_cnt); + ct_iocb->rsp_byte_count = + cpu_to_le32(bsg_job->reply_payload.payload_len); + ct_iocb->cmd_byte_count = + cpu_to_le32(bsg_job->request_payload.payload_len); + ct_iocb->dseg_0_address[0] = cpu_to_le32(LSD(sg_dma_address + (bsg_job->request_payload.sg_list))); + ct_iocb->dseg_0_address[1] = cpu_to_le32(MSD(sg_dma_address + (bsg_job->request_payload.sg_list))); + ct_iocb->dseg_0_len = cpu_to_le32(sg_dma_len + (bsg_job->request_payload.sg_list)); + + avail_dsds = 1; + cur_dsd = (uint32_t *)ct_iocb->dseg_1_address; + index = 0; + tot_dsds = bsg_job->reply_payload.sg_cnt; + + for_each_sg(bsg_job->reply_payload.sg_list, sg, tot_dsds, index) { + dma_addr_t sle_dma; + cont_a64_entry_t *cont_pkt; + + /* Allocate additional continuation packets? */ + if (avail_dsds == 0) { + /* + * Five DSDs are available in the Cont. + * Type 1 IOCB. + */ + cont_pkt = qla2x00_prep_cont_type1_iocb(vha); + cur_dsd = (uint32_t *) cont_pkt->dseg_0_address; + avail_dsds = 5; + cont_iocb_prsnt = 1; + entry_count++; + } + + sle_dma = sg_dma_address(sg); + *cur_dsd++ = cpu_to_le32(LSD(sle_dma)); + *cur_dsd++ = cpu_to_le32(MSD(sle_dma)); + *cur_dsd++ = cpu_to_le32(sg_dma_len(sg)); + loop_iterartion++; + avail_dsds--; + } + ct_iocb->entry_count = entry_count; +} + int qla2x00_start_sp(srb_t *sp) { @@ -1052,6 +1165,13 @@ qla2x00_start_sp(srb_t *sp) qla24xx_logout_iocb(sp, pkt): qla2x00_logout_iocb(sp, pkt); break; + case SRB_ELS_CMD_RPT: + case SRB_ELS_CMD_HST: + qla24xx_els_iocb(sp, pkt); + break; + case SRB_CT_CMD: + qla24xx_ct_iocb(sp, pkt); + break; default: break; } diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index 6fc63b98818..ab90329ff2e 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -8,6 +8,7 @@ #include <linux/delay.h> #include <scsi/scsi_tcq.h> +#include <scsi/scsi_bsg_fc.h> static void qla2x00_mbx_completion(scsi_qla_host_t *, uint16_t); static void qla2x00_process_completed_request(struct scsi_qla_host *, @@ -881,7 +882,9 @@ qla2x00_get_sp_from_handle(scsi_qla_host_t *vha, const char *func, index); return NULL; } + req->outstanding_cmds[index] = NULL; + done: return sp; } @@ -982,6 +985,100 @@ done_post_logio_done_work: } static void +qla24xx_els_ct_entry(scsi_qla_host_t *vha, struct req_que *req, + struct sts_entry_24xx *pkt, int iocb_type) +{ + const char func[] = "ELS_CT_IOCB"; + const char *type; + struct qla_hw_data *ha = vha->hw; + srb_t *sp; + struct srb_bsg *sp_bsg; + struct fc_bsg_job *bsg_job; + uint16_t comp_status; + uint32_t fw_status[3]; + uint8_t* fw_sts_ptr; + + sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); + if (!sp) + return; + sp_bsg = (struct srb_bsg*)sp->ctx; + bsg_job = sp_bsg->bsg_job; + + type = NULL; + switch (sp_bsg->ctx.type) { + case SRB_ELS_CMD_RPT: + case SRB_ELS_CMD_HST: + type = "els"; + break; + case SRB_CT_CMD: + type = "ct pass-through"; + break; + default: + qla_printk(KERN_WARNING, ha, + "%s: Unrecognized SRB: (%p) type=%d.\n", func, sp, + sp_bsg->ctx.type); + return; + } + + comp_status = fw_status[0] = le16_to_cpu(pkt->comp_status); + fw_status[1] = le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_1); + fw_status[2] = le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_2); + + /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT + * fc payload to the caller + */ + bsg_job->reply->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK; + bsg_job->reply_len = sizeof(struct fc_bsg_reply) + sizeof(fw_status); + + if (comp_status != CS_COMPLETE) { + if (comp_status == CS_DATA_UNDERRUN) { + bsg_job->reply->result = DID_OK << 16; + bsg_job->reply->reply_payload_rcv_len = + le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->total_byte_count); + + DEBUG2(qla_printk(KERN_WARNING, ha, + "scsi(%ld:0x%x): ELS-CT pass-through-%s error comp_status-status=0x%x " + "error subcode 1=0x%x error subcode 2=0x%x total_byte = 0x%x.\n", + vha->host_no, sp->handle, type, comp_status, fw_status[1], fw_status[2], + le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->total_byte_count))); + fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply); + memcpy( fw_sts_ptr, fw_status, sizeof(fw_status)); + } + else { + DEBUG2(qla_printk(KERN_WARNING, ha, + "scsi(%ld:0x%x): ELS-CT pass-through-%s error comp_status-status=0x%x " + "error subcode 1=0x%x error subcode 2=0x%x.\n", + vha->host_no, sp->handle, type, comp_status, + le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_1), + le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_2))); + bsg_job->reply->result = DID_ERROR << 16; + bsg_job->reply->reply_payload_rcv_len = 0; + fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply); + memcpy( fw_sts_ptr, fw_status, sizeof(fw_status)); + } + DEBUG2(qla2x00_dump_buffer((uint8_t *)pkt, sizeof(*pkt))); + } + else { + bsg_job->reply->result = DID_OK << 16;; + bsg_job->reply->reply_payload_rcv_len = bsg_job->reply_payload.payload_len; + bsg_job->reply_len = 0; + } + + dma_unmap_sg(&ha->pdev->dev, + bsg_job->request_payload.sg_list, + bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); + dma_unmap_sg(&ha->pdev->dev, + bsg_job->reply_payload.sg_list, + bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); + if ((sp_bsg->ctx.type == SRB_ELS_CMD_HST) || + (sp_bsg->ctx.type == SRB_CT_CMD)) + kfree(sp->fcport); + kfree(sp->ctx); + mempool_free(sp, ha->srb_mempool); + bsg_job->job_done(bsg_job); +} + +static void qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req, struct logio_entry_24xx *logio) { @@ -1749,6 +1846,13 @@ void qla24xx_process_response_queue(struct scsi_qla_host *vha, qla24xx_logio_entry(vha, rsp->req, (struct logio_entry_24xx *)pkt); break; + case CT_IOCB_TYPE: + qla24xx_els_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE); + clear_bit(MBX_INTERRUPT, &vha->hw->mbx_cmd_flags); + break; + case ELS_IOCB_TYPE: + qla24xx_els_ct_entry(vha, rsp->req, pkt, ELS_IOCB_TYPE); + break; default: /* Type Not Supported. */ DEBUG4(printk(KERN_WARNING @@ -2049,7 +2153,6 @@ qla24xx_msix_default(int irq, void *dev_id) set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); complete(&ha->mbx_intr_comp); } - return IRQ_HANDLED; } @@ -2255,10 +2358,11 @@ qla2x00_free_irqs(scsi_qla_host_t *vha) if (ha->flags.msix_enabled) qla24xx_disable_msix(ha); - else if (ha->flags.inta_enabled) { + else if (ha->flags.msi_enabled) { free_irq(ha->pdev->irq, rsp); pci_disable_msi(ha->pdev); - } + } else + free_irq(ha->pdev->irq, rsp); } diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index 056e4d4505f..6e53bdbb1da 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -3636,6 +3636,157 @@ qla2x00_read_ram_word(scsi_qla_host_t *vha, uint32_t risc_addr, uint32_t *data) } int +qla2x00_loopback_test(scsi_qla_host_t *vha, struct msg_echo_lb *mreq, uint16_t *mresp) +{ + int rval; + mbx_cmd_t mc; + mbx_cmd_t *mcp = &mc; + uint32_t iter_cnt = 0x1; + + DEBUG11(printk("scsi(%ld): entered.\n", vha->host_no)); + + memset(mcp->mb, 0 , sizeof(mcp->mb)); + mcp->mb[0] = MBC_DIAGNOSTIC_LOOP_BACK; + mcp->mb[1] = mreq->options | BIT_6; // BIT_6 specifies 64 bit addressing + + /* transfer count */ + mcp->mb[10] = LSW(mreq->transfer_size); + mcp->mb[11] = MSW(mreq->transfer_size); + + /* send data address */ + mcp->mb[14] = LSW(mreq->send_dma); + mcp->mb[15] = MSW(mreq->send_dma); + mcp->mb[20] = LSW(MSD(mreq->send_dma)); + mcp->mb[21] = MSW(MSD(mreq->send_dma)); + + /* recieve data address */ + mcp->mb[16] = LSW(mreq->rcv_dma); + mcp->mb[17] = MSW(mreq->rcv_dma); + mcp->mb[6] = LSW(MSD(mreq->rcv_dma)); + mcp->mb[7] = MSW(MSD(mreq->rcv_dma)); + + /* Iteration count */ + mcp->mb[18] = LSW(iter_cnt); + mcp->mb[19] = MSW(iter_cnt); + + mcp->out_mb = MBX_21|MBX_20|MBX_19|MBX_18|MBX_17|MBX_16|MBX_15| + MBX_14|MBX_13|MBX_12|MBX_11|MBX_10|MBX_7|MBX_6|MBX_1|MBX_0; + if (IS_QLA81XX(vha->hw)) + mcp->out_mb |= MBX_2; + mcp->in_mb = MBX_19|MBX_18|MBX_3|MBX_2|MBX_1|MBX_0; + + mcp->buf_size = mreq->transfer_size; + mcp->tov = MBX_TOV_SECONDS; + mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD; + + rval = qla2x00_mailbox_command(vha, mcp); + + if (rval != QLA_SUCCESS) { + DEBUG2(printk(KERN_WARNING + "(%ld): failed=%x mb[0]=0x%x " + "mb[1]=0x%x mb[2]=0x%x mb[3]=0x%x mb[18]=0x%x mb[19]=0x%x. \n", vha->host_no, rval, + mcp->mb[0], mcp->mb[1], mcp->mb[2], mcp->mb[3], mcp->mb[18], mcp->mb[19])); + } else { + DEBUG2(printk(KERN_WARNING + "scsi(%ld): done.\n", vha->host_no)); + } + + /* Copy mailbox information */ + memcpy( mresp, mcp->mb, 64); + mresp[3] = mcp->mb[18]; + mresp[4] = mcp->mb[19]; + return rval; +} + +int +qla2x00_echo_test(scsi_qla_host_t *vha, struct msg_echo_lb *mreq, uint16_t *mresp) +{ + int rval; + mbx_cmd_t mc; + mbx_cmd_t *mcp = &mc; + struct qla_hw_data *ha = vha->hw; + + DEBUG11(printk("scsi(%ld): entered.\n", vha->host_no)); + + memset(mcp->mb, 0 , sizeof(mcp->mb)); + mcp->mb[0] = MBC_DIAGNOSTIC_ECHO; + mcp->mb[1] = mreq->options | BIT_6; /* BIT_6 specifies 64bit address */ + if (IS_QLA81XX(ha)) + mcp->mb[1] |= BIT_15; + mcp->mb[2] = IS_QLA81XX(ha) ? vha->fcoe_fcf_idx : 0; + mcp->mb[16] = LSW(mreq->rcv_dma); + mcp->mb[17] = MSW(mreq->rcv_dma); + mcp->mb[6] = LSW(MSD(mreq->rcv_dma)); + mcp->mb[7] = MSW(MSD(mreq->rcv_dma)); + + mcp->mb[10] = LSW(mreq->transfer_size); + + mcp->mb[14] = LSW(mreq->send_dma); + mcp->mb[15] = MSW(mreq->send_dma); + mcp->mb[20] = LSW(MSD(mreq->send_dma)); + mcp->mb[21] = MSW(MSD(mreq->send_dma)); + + mcp->out_mb = MBX_21|MBX_20|MBX_17|MBX_16|MBX_15| + MBX_14|MBX_10|MBX_7|MBX_6|MBX_1|MBX_0; + if (IS_QLA81XX(ha)) + mcp->out_mb |= MBX_2; + + mcp->in_mb = MBX_0; + if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha) || IS_QLA81XX(ha)) + mcp->in_mb |= MBX_1; + if (IS_QLA81XX(ha)) + mcp->in_mb |= MBX_3; + + mcp->tov = MBX_TOV_SECONDS; + mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD; + mcp->buf_size = mreq->transfer_size; + + rval = qla2x00_mailbox_command(vha, mcp); + + if (rval != QLA_SUCCESS) { + DEBUG2(printk(KERN_WARNING + "(%ld): failed=%x mb[0]=0x%x mb[1]=0x%x.\n", + vha->host_no, rval, mcp->mb[0], mcp->mb[1])); + } else { + DEBUG2(printk(KERN_WARNING + "scsi(%ld): done.\n", vha->host_no)); + } + + /* Copy mailbox information */ + memcpy( mresp, mcp->mb, 32); + return rval; +} +int +qla84xx_reset_chip(scsi_qla_host_t *ha, uint16_t enable_diagnostic, + uint16_t *cmd_status) +{ + int rval; + mbx_cmd_t mc; + mbx_cmd_t *mcp = &mc; + + DEBUG16(printk("%s(%ld): enable_diag=%d entered.\n", __func__, + ha->host_no, enable_diagnostic)); + + mcp->mb[0] = MBC_ISP84XX_RESET; + mcp->mb[1] = enable_diagnostic; + mcp->out_mb = MBX_1|MBX_0; + mcp->in_mb = MBX_1|MBX_0; + mcp->tov = MBX_TOV_SECONDS; + mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD; + rval = qla2x00_mailbox_command(ha, mcp); + + /* Return mailbox statuses. */ + *cmd_status = mcp->mb[0]; + if (rval != QLA_SUCCESS) + DEBUG16(printk("%s(%ld): failed=%x.\n", __func__, ha->host_no, + rval)); + else + DEBUG16(printk("%s(%ld): done.\n", __func__, ha->host_no)); + + return rval; +} + +int qla2x00_write_ram_word(scsi_qla_host_t *vha, uint32_t risc_addr, uint32_t data) { int rval; diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 8529eb1f3cd..46720b23028 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -107,6 +107,12 @@ MODULE_PARM_DESC(ql2xfwloadbin, " 1 -- load firmware from flash.\n" " 0 -- use default semantics.\n"); +int ql2xetsenable; +module_param(ql2xetsenable, int, S_IRUGO|S_IRUSR); +MODULE_PARM_DESC(ql2xetsenable, + "Enables firmware ETS burst." + "Default is 0 - skip ETS enablement."); + /* * SCSI host template entry points */ @@ -682,44 +688,6 @@ qla2x00_wait_for_loop_ready(scsi_qla_host_t *vha) return (return_status); } -void -qla2x00_abort_fcport_cmds(fc_port_t *fcport) -{ - int cnt; - unsigned long flags; - srb_t *sp; - scsi_qla_host_t *vha = fcport->vha; - struct qla_hw_data *ha = vha->hw; - struct req_que *req; - - spin_lock_irqsave(&ha->hardware_lock, flags); - req = vha->req; - for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { - sp = req->outstanding_cmds[cnt]; - if (!sp) - continue; - if (sp->fcport != fcport) - continue; - if (sp->ctx) - continue; - - spin_unlock_irqrestore(&ha->hardware_lock, flags); - if (ha->isp_ops->abort_command(sp)) { - DEBUG2(qla_printk(KERN_WARNING, ha, - "Abort failed -- %lx\n", - sp->cmd->serial_number)); - } else { - if (qla2x00_eh_wait_on_command(sp->cmd) != - QLA_SUCCESS) - DEBUG2(qla_printk(KERN_WARNING, ha, - "Abort failed while waiting -- %lx\n", - sp->cmd->serial_number)); - } - spin_lock_irqsave(&ha->hardware_lock, flags); - } - spin_unlock_irqrestore(&ha->hardware_lock, flags); -} - /************************************************************************** * qla2xxx_eh_abort * @@ -1095,6 +1063,20 @@ qla2x00_loop_reset(scsi_qla_host_t *vha) struct fc_port *fcport; struct qla_hw_data *ha = vha->hw; + if (ha->flags.enable_target_reset) { + list_for_each_entry(fcport, &vha->vp_fcports, list) { + if (fcport->port_type != FCT_TARGET) + continue; + + ret = ha->isp_ops->target_reset(fcport, 0, 0); + if (ret != QLA_SUCCESS) { + DEBUG2_3(printk("%s(%ld): bus_reset failed: " + "target_reset=%d d_id=%x.\n", __func__, + vha->host_no, ret, fcport->d_id.b24)); + } + } + } + if (ha->flags.enable_lip_full_login && !IS_QLA81XX(ha)) { ret = qla2x00_full_login_lip(vha); if (ret != QLA_SUCCESS) { @@ -1117,19 +1099,6 @@ qla2x00_loop_reset(scsi_qla_host_t *vha) qla2x00_wait_for_loop_ready(vha); } - if (ha->flags.enable_target_reset) { - list_for_each_entry(fcport, &vha->vp_fcports, list) { - if (fcport->port_type != FCT_TARGET) - continue; - - ret = ha->isp_ops->target_reset(fcport, 0, 0); - if (ret != QLA_SUCCESS) { - DEBUG2_3(printk("%s(%ld): bus_reset failed: " - "target_reset=%d d_id=%x.\n", __func__, - vha->host_no, ret, fcport->d_id.b24)); - } - } - } /* Issue marker command only when we are going to start the I/O */ vha->marker_needed = 1; @@ -1160,8 +1129,19 @@ qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res) qla2x00_sp_compl(ha, sp); } else { ctx = sp->ctx; - del_timer_sync(&ctx->timer); - ctx->free(sp); + if (ctx->type == SRB_LOGIN_CMD || ctx->type == SRB_LOGOUT_CMD) { + del_timer_sync(&ctx->timer); + ctx->free(sp); + } else { + struct srb_bsg* sp_bsg = (struct srb_bsg*)sp->ctx; + if (sp_bsg->bsg_job->request->msgcode == FC_BSG_HST_CT) + kfree(sp->fcport); + sp_bsg->bsg_job->req->errors = 0; + sp_bsg->bsg_job->reply->result = res; + sp_bsg->bsg_job->job_done(sp_bsg->bsg_job); + kfree(sp->ctx); + mempool_free(sp, ha->srb_mempool); + } } } } @@ -1258,7 +1238,7 @@ qla2x00_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason) qla2x00_adjust_sdev_qdepth_up(sdev, qdepth); break; default: - return EOPNOTSUPP; + return -EOPNOTSUPP; } return sdev->queue_depth; @@ -1818,7 +1798,6 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) /* Set EEH reset type to fundamental if required by hba */ if ( IS_QLA24XX(ha) || IS_QLA25XX(ha) || IS_QLA81XX(ha)) { pdev->needs_freset = 1; - pci_save_state(pdev); } /* Configure PCI I/O space */ @@ -1970,11 +1949,15 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) host->max_channel = MAX_BUSES - 1; host->max_lun = MAX_LUNS; host->transportt = qla2xxx_transport_template; + sht->vendor_id = (SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_QLOGIC); /* Set up the irqs */ ret = qla2x00_request_irqs(ha, rsp); if (ret) goto probe_init_failed; + + pci_save_state(pdev); + /* Alloc arrays of request and response ring ptrs */ que_init: if (!qla2x00_alloc_queues(ha)) { @@ -2176,6 +2159,8 @@ qla2x00_remove_one(struct pci_dev *pdev) kfree(ha); ha = NULL; + pci_disable_pcie_error_reporting(pdev); + pci_disable_device(pdev); pci_set_drvdata(pdev, NULL); } @@ -3310,6 +3295,7 @@ qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) return PCI_ERS_RESULT_CAN_RECOVER; case pci_channel_io_frozen: ha->flags.eeh_busy = 1; + qla2x00_free_irqs(vha); pci_disable_device(pdev); return PCI_ERS_RESULT_NEED_RESET; case pci_channel_io_perm_failure: @@ -3363,10 +3349,24 @@ qla2xxx_pci_slot_reset(struct pci_dev *pdev) pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT; scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); struct qla_hw_data *ha = base_vha->hw; - int rc; + struct rsp_que *rsp; + int rc, retries = 10; DEBUG17(qla_printk(KERN_WARNING, ha, "slot_reset\n")); + /* Workaround: qla2xxx driver which access hardware earlier + * needs error state to be pci_channel_io_online. + * Otherwise mailbox command timesout. + */ + pdev->error_state = pci_channel_io_normal; + + pci_restore_state(pdev); + + /* pci_restore_state() clears the saved_state flag of the device + * save restored state which resets saved_state flag + */ + pci_save_state(pdev); + if (ha->mem_only) rc = pci_enable_device_mem(pdev); else @@ -3378,27 +3378,23 @@ qla2xxx_pci_slot_reset(struct pci_dev *pdev) return ret; } + rsp = ha->rsp_q_map[0]; + if (qla2x00_request_irqs(ha, rsp)) + return ret; + if (ha->isp_ops->pci_config(base_vha)) return ret; -#ifdef QL_DEBUG_LEVEL_17 - { - uint8_t b; - uint32_t i; + while (ha->flags.mbox_busy && retries--) + msleep(1000); - printk("slot_reset_1: "); - for (i = 0; i < 256; i++) { - pci_read_config_byte(ha->pdev, i, &b); - printk("%s%02x", (i%16) ? " " : "\n", b); - } - printk("\n"); - } -#endif set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); if (qla2x00_abort_isp(base_vha) == QLA_SUCCESS) ret = PCI_ERS_RESULT_RECOVERED; clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); + pci_cleanup_aer_uncorrect_error_status(pdev); + DEBUG17(qla_printk(KERN_WARNING, ha, "slot_reset-return:ret=%x\n", ret)); @@ -3422,8 +3418,6 @@ qla2xxx_pci_resume(struct pci_dev *pdev) } ha->flags.eeh_busy = 0; - - pci_cleanup_aer_uncorrect_error_status(pdev); } static struct pci_error_handlers qla2xxx_err_handler = { @@ -3536,4 +3530,3 @@ MODULE_FIRMWARE(FW_FILE_ISP2300); MODULE_FIRMWARE(FW_FILE_ISP2322); MODULE_FIRMWARE(FW_FILE_ISP24XX); MODULE_FIRMWARE(FW_FILE_ISP25XX); -MODULE_FIRMWARE(FW_FILE_ISP81XX); diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h index ed36279a33c..8d2fc2fa7a6 100644 --- a/drivers/scsi/qla2xxx/qla_version.h +++ b/drivers/scsi/qla2xxx/qla_version.h @@ -7,9 +7,9 @@ /* * Driver version */ -#define QLA2XXX_VERSION "8.03.01-k10" +#define QLA2XXX_VERSION "8.03.02-k1" #define QLA_DRIVER_MAJOR_VER 8 #define QLA_DRIVER_MINOR_VER 3 -#define QLA_DRIVER_PATCH_VER 1 -#define QLA_DRIVER_BETA_VER 0 +#define QLA_DRIVER_PATCH_VER 2 +#define QLA_DRIVER_BETA_VER 1 diff --git a/drivers/scsi/qla4xxx/ql4_init.c b/drivers/scsi/qla4xxx/ql4_init.c index af8c3233e8a..92329a461c6 100644 --- a/drivers/scsi/qla4xxx/ql4_init.c +++ b/drivers/scsi/qla4xxx/ql4_init.c @@ -844,10 +844,10 @@ static int qla4xxx_config_nvram(struct scsi_qla_host *ha) DEBUG2(printk("scsi%ld: %s: Get EEProm parameters \n", ha->host_no, __func__)); if (ql4xxx_lock_flash(ha) != QLA_SUCCESS) - return (QLA_ERROR); + return QLA_ERROR; if (ql4xxx_lock_nvram(ha) != QLA_SUCCESS) { ql4xxx_unlock_flash(ha); - return (QLA_ERROR); + return QLA_ERROR; } /* Get EEPRom Parameters from NVRAM and validate */ @@ -858,20 +858,18 @@ static int qla4xxx_config_nvram(struct scsi_qla_host *ha) rd_nvram_word(ha, eeprom_ext_hw_conf_offset(ha)); spin_unlock_irqrestore(&ha->hardware_lock, flags); } else { - /* - * QLogic adapters should always have a valid NVRAM. - * If not valid, do not load. - */ dev_warn(&ha->pdev->dev, "scsi%ld: %s: EEProm checksum invalid. " "Please update your EEPROM\n", ha->host_no, __func__); - /* set defaults */ + /* Attempt to set defaults */ if (is_qla4010(ha)) extHwConfig.Asuint32_t = 0x1912; else if (is_qla4022(ha) | is_qla4032(ha)) extHwConfig.Asuint32_t = 0x0023; + else + return QLA_ERROR; } DEBUG(printk("scsi%ld: %s: Setting extHwConfig to 0xFFFF%04x\n", ha->host_no, __func__, extHwConfig.Asuint32_t)); @@ -884,7 +882,7 @@ static int qla4xxx_config_nvram(struct scsi_qla_host *ha) ql4xxx_unlock_nvram(ha); ql4xxx_unlock_flash(ha); - return (QLA_SUCCESS); + return QLA_SUCCESS; } static void qla4x00_pci_config(struct scsi_qla_host *ha) diff --git a/drivers/scsi/raid_class.c b/drivers/scsi/raid_class.c index 8e5c169b03f..bd88349b852 100644 --- a/drivers/scsi/raid_class.c +++ b/drivers/scsi/raid_class.c @@ -149,6 +149,7 @@ static struct { { RAID_LEVEL_0, "raid0" }, { RAID_LEVEL_1, "raid1" }, { RAID_LEVEL_10, "raid10" }, + { RAID_LEVEL_1E, "raid1e" }, { RAID_LEVEL_3, "raid3" }, { RAID_LEVEL_4, "raid4" }, { RAID_LEVEL_5, "raid5" }, diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index a60da555557..513661f45e5 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -1026,55 +1026,39 @@ static int scsi_vpd_inquiry(struct scsi_device *sdev, unsigned char *buffer, * responsible for calling kfree() on this pointer when it is no longer * needed. If we cannot retrieve the VPD page this routine returns %NULL. */ -unsigned char *scsi_get_vpd_page(struct scsi_device *sdev, u8 page) +int scsi_get_vpd_page(struct scsi_device *sdev, u8 page, unsigned char *buf, + int buf_len) { int i, result; - unsigned int len; - const unsigned int init_vpd_len = 255; - unsigned char *buf = kmalloc(init_vpd_len, GFP_KERNEL); - - if (!buf) - return NULL; /* Ask for all the pages supported by this device */ - result = scsi_vpd_inquiry(sdev, buf, 0, init_vpd_len); + result = scsi_vpd_inquiry(sdev, buf, 0, buf_len); if (result) goto fail; /* If the user actually wanted this page, we can skip the rest */ if (page == 0) - return buf; + return -EINVAL; - for (i = 0; i < buf[3]; i++) + for (i = 0; i < min((int)buf[3], buf_len - 4); i++) if (buf[i + 4] == page) goto found; + + if (i < buf[3] && i > buf_len) + /* ran off the end of the buffer, give us benefit of doubt */ + goto found; /* The device claims it doesn't support the requested page */ goto fail; found: - result = scsi_vpd_inquiry(sdev, buf, page, 255); + result = scsi_vpd_inquiry(sdev, buf, page, buf_len); if (result) goto fail; - /* - * Some pages are longer than 255 bytes. The actual length of - * the page is returned in the header. - */ - len = ((buf[2] << 8) | buf[3]) + 4; - if (len <= init_vpd_len) - return buf; - - kfree(buf); - buf = kmalloc(len, GFP_KERNEL); - result = scsi_vpd_inquiry(sdev, buf, page, len); - if (result) - goto fail; - - return buf; + return 0; fail: - kfree(buf); - return NULL; + return -EINVAL; } EXPORT_SYMBOL_GPL(scsi_get_vpd_page); diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index c6642423cc6..56977097de9 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -773,8 +773,14 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes) * we already took a copy of the original into rq->errors which * is what gets returned to the user */ - if (sense_valid && sshdr.sense_key == RECOVERED_ERROR) { - if (!(req->cmd_flags & REQ_QUIET)) + if (sense_valid && (sshdr.sense_key == RECOVERED_ERROR)) { + /* if ATA PASS-THROUGH INFORMATION AVAILABLE skip + * print since caller wants ATA registers. Only occurs on + * SCSI ATA PASS_THROUGH commands when CK_COND=1 + */ + if ((sshdr.asc == 0x0) && (sshdr.ascq == 0x1d)) + ; + else if (!(req->cmd_flags & REQ_QUIET)) scsi_print_sense("", cmd); result = 0; /* BLOCK_PC may have set error */ diff --git a/drivers/scsi/scsi_sas_internal.h b/drivers/scsi/scsi_sas_internal.h index 998cb5be683..6266a5d73d0 100644 --- a/drivers/scsi/scsi_sas_internal.h +++ b/drivers/scsi/scsi_sas_internal.h @@ -5,7 +5,7 @@ #define SAS_PHY_ATTRS 17 #define SAS_PORT_ATTRS 1 #define SAS_RPORT_ATTRS 7 -#define SAS_END_DEV_ATTRS 3 +#define SAS_END_DEV_ATTRS 5 #define SAS_EXPANDER_ATTRS 7 struct sas_internal { diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c index 012f73a9688..f697229ae5a 100644 --- a/drivers/scsi/scsi_scan.c +++ b/drivers/scsi/scsi_scan.c @@ -1339,8 +1339,10 @@ static int scsi_report_lun_scan(struct scsi_target *starget, int bflags, sdev = scsi_alloc_sdev(starget, 0, NULL); if (!sdev) return 0; - if (scsi_device_get(sdev)) + if (scsi_device_get(sdev)) { + __scsi_remove_device(sdev); return 0; + } } sprintf(devname, "host %d channel %d id %d", @@ -1907,10 +1909,9 @@ struct scsi_device *scsi_get_host_dev(struct Scsi_Host *shost) goto out; sdev = scsi_alloc_sdev(starget, 0, NULL); - if (sdev) { - sdev->sdev_gendev.parent = get_device(&starget->dev); + if (sdev) sdev->borken = 0; - } else + else scsi_target_reap(starget); put_device(&starget->dev); out: diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c index 5a065055e68..a4936c4e2f4 100644 --- a/drivers/scsi/scsi_sysfs.c +++ b/drivers/scsi/scsi_sysfs.c @@ -878,7 +878,8 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev) struct request_queue *rq = sdev->request_queue; struct scsi_target *starget = sdev->sdev_target; - if ((error = scsi_device_set_state(sdev, SDEV_RUNNING)) != 0) + error = scsi_device_set_state(sdev, SDEV_RUNNING); + if (error) return error; error = scsi_target_add(starget); @@ -889,13 +890,13 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev) error = device_add(&sdev->sdev_gendev); if (error) { printk(KERN_INFO "error 1\n"); - goto out_remove; + return error; } error = device_add(&sdev->sdev_dev); if (error) { printk(KERN_INFO "error 2\n"); device_del(&sdev->sdev_gendev); - goto out_remove; + return error; } transport_add_device(&sdev->sdev_gendev); sdev->is_visible = 1; @@ -910,14 +911,14 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev) else error = device_create_file(&sdev->sdev_gendev, &dev_attr_queue_depth); if (error) - goto out_remove; + return error; if (sdev->host->hostt->change_queue_type) error = device_create_file(&sdev->sdev_gendev, &sdev_attr_queue_type_rw); else error = device_create_file(&sdev->sdev_gendev, &dev_attr_queue_type); if (error) - goto out_remove; + return error; error = bsg_register_queue(rq, &sdev->sdev_gendev, NULL, NULL); @@ -933,16 +934,11 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev) error = device_create_file(&sdev->sdev_gendev, sdev->host->hostt->sdev_attrs[i]); if (error) - goto out_remove; + return error; } } - return 0; - - out_remove: - __scsi_remove_device(sdev); return error; - } void __scsi_remove_device(struct scsi_device *sdev) diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c index 653f22a8deb..79660ee3e21 100644 --- a/drivers/scsi/scsi_transport_fc.c +++ b/drivers/scsi/scsi_transport_fc.c @@ -475,7 +475,8 @@ MODULE_PARM_DESC(dev_loss_tmo, "Maximum number of seconds that the FC transport should" " insulate the loss of a remote port. Once this value is" " exceeded, the scsi target is removed. Value should be" - " between 1 and SCSI_DEVICE_BLOCK_MAX_TIMEOUT."); + " between 1 and SCSI_DEVICE_BLOCK_MAX_TIMEOUT if" + " fast_io_fail_tmo is not set."); /* * Netlink Infrastructure @@ -842,9 +843,17 @@ store_fc_rport_dev_loss_tmo(struct device *dev, struct device_attribute *attr, (rport->port_state == FC_PORTSTATE_NOTPRESENT)) return -EBUSY; val = simple_strtoul(buf, &cp, 0); - if ((*cp && (*cp != '\n')) || - (val < 0) || (val > SCSI_DEVICE_BLOCK_MAX_TIMEOUT)) + if ((*cp && (*cp != '\n')) || (val < 0)) return -EINVAL; + + /* + * If fast_io_fail is off we have to cap + * dev_loss_tmo at SCSI_DEVICE_BLOCK_MAX_TIMEOUT + */ + if (rport->fast_io_fail_tmo == -1 && + val > SCSI_DEVICE_BLOCK_MAX_TIMEOUT) + return -EINVAL; + i->f->set_rport_dev_loss_tmo(rport, val); return count; } @@ -925,9 +934,16 @@ store_fc_rport_fast_io_fail_tmo(struct device *dev, rport->fast_io_fail_tmo = -1; else { val = simple_strtoul(buf, &cp, 0); - if ((*cp && (*cp != '\n')) || - (val < 0) || (val >= rport->dev_loss_tmo)) + if ((*cp && (*cp != '\n')) || (val < 0)) return -EINVAL; + /* + * Cap fast_io_fail by dev_loss_tmo or + * SCSI_DEVICE_BLOCK_MAX_TIMEOUT. + */ + if ((val >= rport->dev_loss_tmo) || + (val > SCSI_DEVICE_BLOCK_MAX_TIMEOUT)) + return -EINVAL; + rport->fast_io_fail_tmo = val; } return count; diff --git a/drivers/scsi/scsi_transport_sas.c b/drivers/scsi/scsi_transport_sas.c index f27e52d963d..927e99cb722 100644 --- a/drivers/scsi/scsi_transport_sas.c +++ b/drivers/scsi/scsi_transport_sas.c @@ -155,6 +155,17 @@ static struct { sas_bitfield_name_search(linkspeed, sas_linkspeed_names) sas_bitfield_name_set(linkspeed, sas_linkspeed_names) +static struct sas_end_device *sas_sdev_to_rdev(struct scsi_device *sdev) +{ + struct sas_rphy *rphy = target_to_rphy(sdev->sdev_target); + struct sas_end_device *rdev; + + BUG_ON(rphy->identify.device_type != SAS_END_DEVICE); + + rdev = rphy_to_end_device(rphy); + return rdev; +} + static void sas_smp_request(struct request_queue *q, struct Scsi_Host *shost, struct sas_rphy *rphy) { @@ -358,6 +369,85 @@ void sas_remove_host(struct Scsi_Host *shost) } EXPORT_SYMBOL(sas_remove_host); +/** + * sas_tlr_supported - checking TLR bit in vpd 0x90 + * @sdev: scsi device struct + * + * Check Transport Layer Retries are supported or not. + * If vpd page 0x90 is present, TRL is supported. + * + */ +unsigned int +sas_tlr_supported(struct scsi_device *sdev) +{ + const int vpd_len = 32; + struct sas_end_device *rdev = sas_sdev_to_rdev(sdev); + char *buffer = kzalloc(vpd_len, GFP_KERNEL); + int ret = 0; + + if (scsi_get_vpd_page(sdev, 0x90, buffer, vpd_len)) + goto out; + + /* + * Magic numbers: the VPD Protocol page (0x90) + * has a 4 byte header and then one entry per device port + * the TLR bit is at offset 8 on each port entry + * if we take the first port, that's at total offset 12 + */ + ret = buffer[12] & 0x01; + + out: + kfree(buffer); + rdev->tlr_supported = ret; + return ret; + +} +EXPORT_SYMBOL_GPL(sas_tlr_supported); + +/** + * sas_disable_tlr - setting TLR flags + * @sdev: scsi device struct + * + * Seting tlr_enabled flag to 0. + * + */ +void +sas_disable_tlr(struct scsi_device *sdev) +{ + struct sas_end_device *rdev = sas_sdev_to_rdev(sdev); + + rdev->tlr_enabled = 0; +} +EXPORT_SYMBOL_GPL(sas_disable_tlr); + +/** + * sas_enable_tlr - setting TLR flags + * @sdev: scsi device struct + * + * Seting tlr_enabled flag 1. + * + */ +void sas_enable_tlr(struct scsi_device *sdev) +{ + unsigned int tlr_supported = 0; + tlr_supported = sas_tlr_supported(sdev); + + if (tlr_supported) { + struct sas_end_device *rdev = sas_sdev_to_rdev(sdev); + + rdev->tlr_enabled = 1; + } + + return; +} +EXPORT_SYMBOL_GPL(sas_enable_tlr); + +unsigned int sas_is_tlr_enabled(struct scsi_device *sdev) +{ + struct sas_end_device *rdev = sas_sdev_to_rdev(sdev); + return rdev->tlr_enabled; +} +EXPORT_SYMBOL_GPL(sas_is_tlr_enabled); /* * SAS Phy attributes @@ -1146,15 +1236,10 @@ sas_rphy_simple_attr(identify.phy_identifier, phy_identifier, "%d\n", u8); int sas_read_port_mode_page(struct scsi_device *sdev) { char *buffer = kzalloc(BUF_SIZE, GFP_KERNEL), *msdata; - struct sas_rphy *rphy = target_to_rphy(sdev->sdev_target); - struct sas_end_device *rdev; + struct sas_end_device *rdev = sas_sdev_to_rdev(sdev); struct scsi_mode_data mode_data; int res, error; - BUG_ON(rphy->identify.device_type != SAS_END_DEVICE); - - rdev = rphy_to_end_device(rphy); - if (!buffer) return -ENOMEM; @@ -1207,6 +1292,10 @@ sas_end_dev_simple_attr(I_T_nexus_loss_timeout, I_T_nexus_loss_timeout, "%d\n", int); sas_end_dev_simple_attr(initiator_response_timeout, initiator_response_timeout, "%d\n", int); +sas_end_dev_simple_attr(tlr_supported, tlr_supported, + "%d\n", int); +sas_end_dev_simple_attr(tlr_enabled, tlr_enabled, + "%d\n", int); static DECLARE_TRANSPORT_CLASS(sas_expander_class, "sas_expander", NULL, NULL, NULL); @@ -1733,6 +1822,8 @@ sas_attach_transport(struct sas_function_template *ft) SETUP_END_DEV_ATTRIBUTE(end_dev_ready_led_meaning); SETUP_END_DEV_ATTRIBUTE(end_dev_I_T_nexus_loss_timeout); SETUP_END_DEV_ATTRIBUTE(end_dev_initiator_response_timeout); + SETUP_END_DEV_ATTRIBUTE(end_dev_tlr_supported); + SETUP_END_DEV_ATTRIBUTE(end_dev_tlr_enabled); i->end_dev_attrs[count] = NULL; count = 0; diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 255da53e5a0..1dd4d840769 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -1196,19 +1196,10 @@ static int sd_done(struct scsi_cmnd *SCpnt) SCpnt->result = 0; memset(SCpnt->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE); break; - case ABORTED_COMMAND: - if (sshdr.asc == 0x10) { /* DIF: Disk detected corruption */ - scsi_print_result(SCpnt); - scsi_print_sense("sd", SCpnt); + case ABORTED_COMMAND: /* DIF: Target detected corruption */ + case ILLEGAL_REQUEST: /* DIX: Host detected corruption */ + if (sshdr.asc == 0x10) good_bytes = sd_completed_bytes(SCpnt); - } - break; - case ILLEGAL_REQUEST: - if (sshdr.asc == 0x10) { /* DIX: HBA detected corruption */ - scsi_print_result(SCpnt); - scsi_print_sense("sd", SCpnt); - good_bytes = sd_completed_bytes(SCpnt); - } break; default: break; @@ -1218,8 +1209,19 @@ static int sd_done(struct scsi_cmnd *SCpnt) sd_dif_complete(SCpnt, good_bytes); if (scsi_host_dif_capable(sdkp->device->host, sdkp->protection_type) - == SD_DIF_TYPE2_PROTECTION && SCpnt->cmnd != SCpnt->request->cmd) + == SD_DIF_TYPE2_PROTECTION && SCpnt->cmnd != SCpnt->request->cmd) { + + /* We have to print a failed command here as the + * extended CDB gets freed before scsi_io_completion() + * is called. + */ + if (result) + scsi_print_command(SCpnt); + mempool_free(SCpnt->cmnd, sd_cdb_pool); + SCpnt->cmnd = NULL; + SCpnt->cmd_len = 0; + } return good_bytes; } @@ -1946,13 +1948,13 @@ static void sd_read_block_limits(struct scsi_disk *sdkp) { struct request_queue *q = sdkp->disk->queue; unsigned int sector_sz = sdkp->device->sector_size; - char *buffer; + const int vpd_len = 32; + unsigned char *buffer = kmalloc(vpd_len, GFP_KERNEL); - /* Block Limits VPD */ - buffer = scsi_get_vpd_page(sdkp->device, 0xb0); - - if (buffer == NULL) - return; + if (!buffer || + /* Block Limits VPD */ + scsi_get_vpd_page(sdkp->device, 0xb0, buffer, vpd_len)) + goto out; blk_queue_io_min(sdkp->disk->queue, get_unaligned_be16(&buffer[6]) * sector_sz); @@ -1984,6 +1986,7 @@ static void sd_read_block_limits(struct scsi_disk *sdkp) get_unaligned_be32(&buffer[32]) & ~(1 << 31); } + out: kfree(buffer); } @@ -1993,20 +1996,23 @@ static void sd_read_block_limits(struct scsi_disk *sdkp) */ static void sd_read_block_characteristics(struct scsi_disk *sdkp) { - char *buffer; + unsigned char *buffer; u16 rot; + const int vpd_len = 32; - /* Block Device Characteristics VPD */ - buffer = scsi_get_vpd_page(sdkp->device, 0xb1); + buffer = kmalloc(vpd_len, GFP_KERNEL); - if (buffer == NULL) - return; + if (!buffer || + /* Block Device Characteristics VPD */ + scsi_get_vpd_page(sdkp->device, 0xb1, buffer, vpd_len)) + goto out; rot = get_unaligned_be16(&buffer[4]); if (rot == 1) queue_flag_set_unlocked(QUEUE_FLAG_NONROT, sdkp->disk->queue); + out: kfree(buffer); } diff --git a/drivers/scsi/ses.c b/drivers/scsi/ses.c index 55b034b7270..1d7a8780e00 100644 --- a/drivers/scsi/ses.c +++ b/drivers/scsi/ses.c @@ -448,13 +448,17 @@ static void ses_match_to_enclosure(struct enclosure_device *edev, .addr = 0, }; - buf = scsi_get_vpd_page(sdev, 0x83); - if (!buf) - return; + buf = kmalloc(INIT_ALLOC_SIZE, GFP_KERNEL); + if (!buf || scsi_get_vpd_page(sdev, 0x83, buf, INIT_ALLOC_SIZE)) + goto free; ses_enclosure_data_process(edev, to_scsi_device(edev->edev.parent), 0); vpd_len = ((buf[2] << 8) | buf[3]) + 4; + kfree(buf); + buf = kmalloc(vpd_len, GFP_KERNEL); + if (!buf ||scsi_get_vpd_page(sdev, 0x83, buf, vpd_len)) + goto free; desc = buf + 4; while (desc < buf + vpd_len) { diff --git a/drivers/scsi/u14-34f.c b/drivers/scsi/u14-34f.c index 54023d41fd1..26e8e0e6b8d 100644 --- a/drivers/scsi/u14-34f.c +++ b/drivers/scsi/u14-34f.c @@ -1070,7 +1070,7 @@ static int option_setup(char *str) { char *cur = str; int i = 1; - while (cur && isdigit(*cur) && i <= MAX_INT_PARAM) { + while (cur && isdigit(*cur) && i < MAX_INT_PARAM) { ints[i++] = simple_strtoul(cur, NULL, 0); if ((cur = strchr(cur, ',')) != NULL) cur++; diff --git a/drivers/scsi/vmw_pvscsi.c b/drivers/scsi/vmw_pvscsi.c index d2604c813a2..e4ac5829b63 100644 --- a/drivers/scsi/vmw_pvscsi.c +++ b/drivers/scsi/vmw_pvscsi.c @@ -1069,7 +1069,8 @@ static void pvscsi_free_sgls(const struct pvscsi_adapter *adapter) free_pages((unsigned long)ctx->sgl, get_order(SGL_SIZE)); } -static int pvscsi_setup_msix(const struct pvscsi_adapter *adapter, int *irq) +static int pvscsi_setup_msix(const struct pvscsi_adapter *adapter, + unsigned int *irq) { struct msix_entry entry = { 0, PVSCSI_VECTOR_COMPLETION }; int ret; |