diff options
Diffstat (limited to 'drivers/message/fusion/mptfc.c')
| -rw-r--r-- | drivers/message/fusion/mptfc.c | 71 |
1 files changed, 49 insertions, 22 deletions
diff --git a/drivers/message/fusion/mptfc.c b/drivers/message/fusion/mptfc.c index ebf6ae024da..02a3eefd693 100644 --- a/drivers/message/fusion/mptfc.c +++ b/drivers/message/fusion/mptfc.c @@ -54,6 +54,7 @@ #include <linux/reboot.h> /* notifier code */ #include <linux/workqueue.h> #include <linux/sort.h> +#include <linux/slab.h> #include <scsi/scsi.h> #include <scsi/scsi_cmnd.h> @@ -96,11 +97,10 @@ static u8 mptfcInternalCtx = MPT_MAX_PROTOCOL_DRIVERS; static int mptfc_target_alloc(struct scsi_target *starget); static int mptfc_slave_alloc(struct scsi_device *sdev); -static int mptfc_qcmd(struct scsi_cmnd *SCpnt, - void (*done)(struct scsi_cmnd *)); +static int mptfc_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *SCpnt); static void mptfc_target_destroy(struct scsi_target *starget); static void mptfc_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout); -static void __devexit mptfc_remove(struct pci_dev *pdev); +static void mptfc_remove(struct pci_dev *pdev); static int mptfc_abort(struct scsi_cmnd *SCpnt); static int mptfc_dev_reset(struct scsi_cmnd *SCpnt); static int mptfc_bus_reset(struct scsi_cmnd *SCpnt); @@ -109,7 +109,7 @@ static int mptfc_host_reset(struct scsi_cmnd *SCpnt); static struct scsi_host_template mptfc_driver_template = { .module = THIS_MODULE, .proc_name = "mptfc", - .proc_info = mptscsih_proc_info, + .show_info = mptscsih_show_info, .name = "MPT FC Host", .info = mptscsih_info, .queuecommand = mptfc_qcmd, @@ -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 @@ -476,6 +481,7 @@ mptfc_register_dev(MPT_ADAPTER *ioc, int channel, FCDevicePage0_t *pg0) if (vtarget) { vtarget->id = pg0->CurrentTargetID; vtarget->channel = pg0->CurrentBus; + vtarget->deleted = 0; } } *((struct mptfc_rport_info **)rport->dd_data) = ri; @@ -643,7 +649,7 @@ mptfc_slave_alloc(struct scsi_device *sdev) } static int -mptfc_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) +mptfc_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *SCpnt) { struct mptfc_rport_info *ri; struct fc_rport *rport = starget_to_rport(scsi_target(SCpnt->device)); @@ -652,14 +658,14 @@ mptfc_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) if (!vdevice || !vdevice->vtarget) { SCpnt->result = DID_NO_CONNECT << 16; - done(SCpnt); + SCpnt->scsi_done(SCpnt); return 0; } err = fc_remote_port_chkready(rport); if (unlikely(err)) { SCpnt->result = err; - done(SCpnt); + SCpnt->scsi_done(SCpnt); return 0; } @@ -667,11 +673,11 @@ mptfc_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) ri = *((struct mptfc_rport_info **)rport->dd_data); if (unlikely(!ri)) { SCpnt->result = DID_IMM_RETRY << 16; - done(SCpnt); + SCpnt->scsi_done(SCpnt); return 0; } - return mptscsih_qcmd(SCpnt,done); + return mptscsih_qcmd(SCpnt); } /* @@ -1086,6 +1092,8 @@ mptfc_setup_reset(struct work_struct *work) container_of(work, MPT_ADAPTER, fc_setup_reset_work); u64 pn; struct mptfc_rport_info *ri; + struct scsi_target *starget; + VirtTarget *vtarget; /* reset about to happen, delete (block) all rports */ list_for_each_entry(ri, &ioc->fc_rports, list) { @@ -1093,6 +1101,12 @@ mptfc_setup_reset(struct work_struct *work) ri->flags &= ~MPT_RPORT_INFO_FLAGS_REGISTERED; fc_remote_port_delete(ri->rport); /* won't sleep */ ri->rport = NULL; + starget = ri->starget; + if (starget) { + vtarget = starget->hostdata; + if (vtarget) + vtarget->deleted = 1; + } pn = (u64)ri->pg0.WWPN.High << 32 | (u64)ri->pg0.WWPN.Low; @@ -1113,6 +1127,8 @@ mptfc_rescan_devices(struct work_struct *work) int ii; u64 pn; struct mptfc_rport_info *ri; + struct scsi_target *starget; + VirtTarget *vtarget; /* start by tagging all ports as missing */ list_for_each_entry(ri, &ioc->fc_rports, list) { @@ -1140,6 +1156,12 @@ mptfc_rescan_devices(struct work_struct *work) MPT_RPORT_INFO_FLAGS_MISSING); fc_remote_port_delete(ri->rport); /* won't sleep */ ri->rport = NULL; + starget = ri->starget; + if (starget) { + vtarget = starget->hostdata; + if (vtarget) + vtarget->deleted = 1; + } pn = (u64)ri->pg0.WWPN.High << 32 | (u64)ri->pg0.WWPN.Low; @@ -1336,7 +1358,7 @@ static struct pci_driver mptfc_driver = { .name = "mptfc", .id_table = mptfc_pci_table, .probe = mptfc_probe, - .remove = __devexit_p(mptfc_remove), + .remove = mptfc_remove, .shutdown = mptscsih_shutdown, #ifdef CONFIG_PM .suspend = mptscsih_suspend, @@ -1352,6 +1374,9 @@ mptfc_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) unsigned long flags; int rc=1; + if (ioc->bus_type != FC) + return 0; + devtverboseprintk(ioc, printk(MYIOC_s_DEBUG_FMT "MPT event (=%02Xh) routed to SCSI host driver!\n", ioc->name, event)); @@ -1390,7 +1415,7 @@ mptfc_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) unsigned long flags; rc = mptscsih_ioc_reset(ioc,reset_phase); - if (rc == 0) + if ((ioc->bus_type != FC) || (!rc)) return rc; @@ -1446,9 +1471,12 @@ mptfc_init(void) if (!mptfc_transport_template) return -ENODEV; - mptfcDoneCtx = mpt_register(mptscsih_io_done, MPTFC_DRIVER); - mptfcTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTFC_DRIVER); - mptfcInternalCtx = mpt_register(mptscsih_scandv_complete, MPTFC_DRIVER); + mptfcDoneCtx = mpt_register(mptscsih_io_done, MPTFC_DRIVER, + "mptscsih_scandv_complete"); + mptfcTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTFC_DRIVER, + "mptscsih_scandv_complete"); + mptfcInternalCtx = mpt_register(mptscsih_scandv_complete, MPTFC_DRIVER, + "mptscsih_scandv_complete"); mpt_event_register(mptfcDoneCtx, mptfc_event_process); mpt_reset_register(mptfcDoneCtx, mptfc_ioc_reset); @@ -1466,8 +1494,7 @@ mptfc_init(void) * @pdev: Pointer to pci_dev structure * */ -static void __devexit -mptfc_remove(struct pci_dev *pdev) +static void mptfc_remove(struct pci_dev *pdev) { MPT_ADAPTER *ioc = pci_get_drvdata(pdev); struct mptfc_rport_info *p, *n; |
