diff options
Diffstat (limited to 'drivers/scsi/megaraid/megaraid_sas_base.c')
| -rw-r--r-- | drivers/scsi/megaraid/megaraid_sas_base.c | 2047 |
1 files changed, 1464 insertions, 583 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index 5d6d07bd1cd..112799b131a 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -1,7 +1,7 @@ /* * Linux MegaRAID driver for SAS based RAID controllers * - * Copyright (c) 2009-2011 LSI Corporation. + * Copyright (c) 2003-2012 LSI Corporation. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -18,12 +18,13 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * * FILE: megaraid_sas_base.c - * Version : v00.00.05.29-rc1 + * Version : 06.803.01.00-rc1 * * Authors: LSI Corporation * Sreenivas Bagalkote * Sumant Patro * Bo Yang + * Adam Radford <linuxraid@lsi.com> * * Send feedback to: <megaraidlinux@lsi.com> * @@ -53,18 +54,11 @@ #include <scsi/scsi_cmnd.h> #include <scsi/scsi_device.h> #include <scsi/scsi_host.h> +#include <scsi/scsi_tcq.h> #include "megaraid_sas_fusion.h" #include "megaraid_sas.h" /* - * poll_mode_io:1- schedule complete completion from q cmd - */ -static unsigned int poll_mode_io; -module_param_named(poll_mode_io, poll_mode_io, int, 0); -MODULE_PARM_DESC(poll_mode_io, - "Complete cmds from IO path, (default=0)"); - -/* * Number of sectors per IO command * Will be set in megasas_init_mfi if user does not provide */ @@ -77,13 +71,33 @@ static int msix_disable; module_param(msix_disable, int, S_IRUGO); MODULE_PARM_DESC(msix_disable, "Disable MSI-X interrupt handling. Default: 0"); +static unsigned int msix_vectors; +module_param(msix_vectors, int, S_IRUGO); +MODULE_PARM_DESC(msix_vectors, "MSI-X max vector count. Default: Set by FW"); + +static int allow_vf_ioctls; +module_param(allow_vf_ioctls, int, S_IRUGO); +MODULE_PARM_DESC(allow_vf_ioctls, "Allow ioctls in SR-IOV VF mode. Default: 0"); + +static int throttlequeuedepth = MEGASAS_THROTTLE_QUEUE_DEPTH; +module_param(throttlequeuedepth, int, S_IRUGO); +MODULE_PARM_DESC(throttlequeuedepth, + "Adapter queue depth when throttled due to I/O timeout. Default: 16"); + +int resetwaittime = MEGASAS_RESET_WAIT_TIME; +module_param(resetwaittime, int, S_IRUGO); +MODULE_PARM_DESC(resetwaittime, "Wait time in seconds after I/O timeout " + "before resetting adapter. Default: 180"); + MODULE_LICENSE("GPL"); MODULE_VERSION(MEGASAS_VERSION); MODULE_AUTHOR("megaraidlinux@lsi.com"); MODULE_DESCRIPTION("LSI MegaRAID SAS Driver"); -int megasas_transition_to_ready(struct megasas_instance *instance); +int megasas_transition_to_ready(struct megasas_instance *instance, int ocr); static int megasas_get_pd_list(struct megasas_instance *instance); +static int megasas_ld_list_query(struct megasas_instance *instance, + u8 query_type); static int megasas_issue_init_mfi(struct megasas_instance *instance); static int megasas_register_aen(struct megasas_instance *instance, u32 seq_num, u32 class_locale_word); @@ -112,13 +126,19 @@ static struct pci_device_id megasas_pci_table[] = { /* xscale IOP */ {PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_FUSION)}, /* Fusion */ + {PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_PLASMA)}, + /* Plasma */ + {PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_INVADER)}, + /* Invader */ + {PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_FURY)}, + /* Fury */ {} }; MODULE_DEVICE_TABLE(pci, megasas_pci_table); static int megasas_mgmt_majorno; -static struct megasas_mgmt_info megasas_mgmt_info; +struct megasas_mgmt_info megasas_mgmt_info; static struct fasync_struct *megasas_async_queue; static DEFINE_MUTEX(megasas_async_queue_mutex); @@ -134,7 +154,11 @@ spinlock_t poll_aen_lock; void megasas_complete_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd, u8 alt_status); - +static u32 +megasas_read_fw_status_reg_gen2(struct megasas_register_set __iomem *regs); +static int +megasas_adp_reset_gen2(struct megasas_instance *instance, + struct megasas_register_set __iomem *reg_set); static irqreturn_t megasas_isr(int irq, void *devp); static u32 megasas_init_adapter_mfi(struct megasas_instance *instance); @@ -153,12 +177,15 @@ megasas_get_map_info(struct megasas_instance *instance); int megasas_sync_map_info(struct megasas_instance *instance); int -wait_and_poll(struct megasas_instance *instance, struct megasas_cmd *cmd); +wait_and_poll(struct megasas_instance *instance, struct megasas_cmd *cmd, + int seconds); void megasas_reset_reply_desc(struct megasas_instance *instance); -u8 MR_ValidateMapInfo(struct MR_FW_RAID_MAP_ALL *map, - struct LD_LOAD_BALANCE_INFO *lbInfo); -int megasas_reset_fusion(struct Scsi_Host *shost); +int megasas_reset_fusion(struct Scsi_Host *shost, int iotimeout); void megasas_fusion_ocr_wq(struct work_struct *work); +static int megasas_get_ld_vf_affiliation(struct megasas_instance *instance, + int initial); +int megasas_check_mpio_paths(struct megasas_instance *instance, + struct scsi_cmnd *scmd); void megasas_issue_dcmd(struct megasas_instance *instance, struct megasas_cmd *cmd) @@ -207,6 +234,12 @@ megasas_return_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd) cmd->scmd = NULL; cmd->frame_count = 0; + if ((instance->pdev->device != PCI_DEVICE_ID_LSI_FUSION) && + (instance->pdev->device != PCI_DEVICE_ID_LSI_PLASMA) && + (instance->pdev->device != PCI_DEVICE_ID_LSI_INVADER) && + (instance->pdev->device != PCI_DEVICE_ID_LSI_FURY) && + (reset_devices)) + cmd->frame->hdr.cmd = MFI_CMD_INVALID; list_add_tail(&cmd->list, &instance->cmd_pool); spin_unlock_irqrestore(&instance->cmd_pool_lock, flags); @@ -223,8 +256,10 @@ megasas_return_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd) * @regs: MFI register set */ static inline void -megasas_enable_intr_xscale(struct megasas_register_set __iomem * regs) +megasas_enable_intr_xscale(struct megasas_instance *instance) { + struct megasas_register_set __iomem *regs; + regs = instance->reg_set; writel(0, &(regs)->outbound_intr_mask); /* Dummy readl to force pci flush */ @@ -236,9 +271,11 @@ megasas_enable_intr_xscale(struct megasas_register_set __iomem * regs) * @regs: MFI register set */ static inline void -megasas_disable_intr_xscale(struct megasas_register_set __iomem * regs) +megasas_disable_intr_xscale(struct megasas_instance *instance) { + struct megasas_register_set __iomem *regs; u32 mask = 0x1f; + regs = instance->reg_set; writel(mask, ®s->outbound_intr_mask); /* Dummy readl to force pci flush */ readl(®s->outbound_intr_mask); @@ -351,13 +388,11 @@ static int megasas_check_reset_xscale(struct megasas_instance *instance, struct megasas_register_set __iomem *regs) { - u32 consumer; - consumer = *instance->consumer; if ((instance->adprecovery != MEGASAS_HBA_OPERATIONAL) && - (*instance->consumer == MEGASAS_ADPRESET_INPROG_SIGN)) { + (le32_to_cpu(*instance->consumer) == + MEGASAS_ADPRESET_INPROG_SIGN)) return 1; - } return 0; } @@ -392,8 +427,10 @@ static struct megasas_instance_template megasas_instance_template_xscale = { * @regs: MFI register set */ static inline void -megasas_enable_intr_ppc(struct megasas_register_set __iomem * regs) +megasas_enable_intr_ppc(struct megasas_instance *instance) { + struct megasas_register_set __iomem *regs; + regs = instance->reg_set; writel(0xFFFFFFFF, &(regs)->outbound_doorbell_clear); writel(~0x80000000, &(regs)->outbound_intr_mask); @@ -407,9 +444,11 @@ megasas_enable_intr_ppc(struct megasas_register_set __iomem * regs) * @regs: MFI register set */ static inline void -megasas_disable_intr_ppc(struct megasas_register_set __iomem * regs) +megasas_disable_intr_ppc(struct megasas_instance *instance) { + struct megasas_register_set __iomem *regs; u32 mask = 0xFFFFFFFF; + regs = instance->reg_set; writel(mask, ®s->outbound_intr_mask); /* Dummy readl to force pci flush */ readl(®s->outbound_intr_mask); @@ -432,15 +471,18 @@ megasas_read_fw_status_reg_ppc(struct megasas_register_set __iomem * regs) static int megasas_clear_intr_ppc(struct megasas_register_set __iomem * regs) { - u32 status; + u32 status, mfiStatus = 0; + /* * Check if it is our interrupt */ status = readl(®s->outbound_intr_status); - if (!(status & MFI_REPLY_1078_MESSAGE_INTERRUPT)) { - return 0; - } + if (status & MFI_REPLY_1078_MESSAGE_INTERRUPT) + mfiStatus = MFI_INTR_FLAG_REPLY_MESSAGE; + + if (status & MFI_G2_OUTBOUND_DOORBELL_CHANGE_INTERRUPT) + mfiStatus |= MFI_INTR_FLAG_FIRMWARE_STATE_CHANGE; /* * Clear the interrupt by writing back the same value @@ -450,8 +492,9 @@ megasas_clear_intr_ppc(struct megasas_register_set __iomem * regs) /* Dummy readl to force pci flush */ readl(®s->outbound_doorbell_clear); - return 1; + return mfiStatus; } + /** * megasas_fire_cmd_ppc - Sends command to the FW * @frame_phys_addr : Physical address of cmd @@ -472,17 +515,6 @@ megasas_fire_cmd_ppc(struct megasas_instance *instance, } /** - * megasas_adp_reset_ppc - For controller reset - * @regs: MFI register set - */ -static int -megasas_adp_reset_ppc(struct megasas_instance *instance, - struct megasas_register_set __iomem *regs) -{ - return 0; -} - -/** * megasas_check_reset_ppc - For controller reset check * @regs: MFI register set */ @@ -490,8 +522,12 @@ static int megasas_check_reset_ppc(struct megasas_instance *instance, struct megasas_register_set __iomem *regs) { + if (instance->adprecovery != MEGASAS_HBA_OPERATIONAL) + return 1; + return 0; } + static struct megasas_instance_template megasas_instance_template_ppc = { .fire_cmd = megasas_fire_cmd_ppc, @@ -499,7 +535,7 @@ static struct megasas_instance_template megasas_instance_template_ppc = { .disable_intr = megasas_disable_intr_ppc, .clear_intr = megasas_clear_intr_ppc, .read_fw_status_reg = megasas_read_fw_status_reg_ppc, - .adp_reset = megasas_adp_reset_ppc, + .adp_reset = megasas_adp_reset_xscale, .check_reset = megasas_check_reset_ppc, .service_isr = megasas_isr, .tasklet = megasas_complete_cmd_dpc, @@ -513,8 +549,10 @@ static struct megasas_instance_template megasas_instance_template_ppc = { * @regs: MFI register set */ static inline void -megasas_enable_intr_skinny(struct megasas_register_set __iomem *regs) +megasas_enable_intr_skinny(struct megasas_instance *instance) { + struct megasas_register_set __iomem *regs; + regs = instance->reg_set; writel(0xFFFFFFFF, &(regs)->outbound_intr_mask); writel(~MFI_SKINNY_ENABLE_INTERRUPT_MASK, &(regs)->outbound_intr_mask); @@ -528,9 +566,11 @@ megasas_enable_intr_skinny(struct megasas_register_set __iomem *regs) * @regs: MFI register set */ static inline void -megasas_disable_intr_skinny(struct megasas_register_set __iomem *regs) +megasas_disable_intr_skinny(struct megasas_instance *instance) { + struct megasas_register_set __iomem *regs; u32 mask = 0xFFFFFFFF; + regs = instance->reg_set; writel(mask, ®s->outbound_intr_mask); /* Dummy readl to force pci flush */ readl(®s->outbound_intr_mask); @@ -554,6 +594,8 @@ static int megasas_clear_intr_skinny(struct megasas_register_set __iomem *regs) { u32 status; + u32 mfiStatus = 0; + /* * Check if it is our interrupt */ @@ -564,6 +606,15 @@ megasas_clear_intr_skinny(struct megasas_register_set __iomem *regs) } /* + * Check if it is our interrupt + */ + if ((megasas_read_fw_status_reg_skinny(regs) & MFI_STATE_MASK) == + MFI_STATE_FAULT) { + mfiStatus = MFI_INTR_FLAG_FIRMWARE_STATE_CHANGE; + } else + mfiStatus = MFI_INTR_FLAG_REPLY_MESSAGE; + + /* * Clear the interrupt by writing back the same value */ writel(status, ®s->outbound_intr_status); @@ -573,7 +624,7 @@ megasas_clear_intr_skinny(struct megasas_register_set __iomem *regs) */ readl(®s->outbound_intr_status); - return 1; + return mfiStatus; } /** @@ -590,24 +641,14 @@ megasas_fire_cmd_skinny(struct megasas_instance *instance, { unsigned long flags; spin_lock_irqsave(&instance->hba_lock, flags); - writel(0, &(regs)->inbound_high_queue_port); - writel((frame_phys_addr | (frame_count<<1))|1, - &(regs)->inbound_low_queue_port); + writel(upper_32_bits(frame_phys_addr), + &(regs)->inbound_high_queue_port); + writel((lower_32_bits(frame_phys_addr) | (frame_count<<1))|1, + &(regs)->inbound_low_queue_port); spin_unlock_irqrestore(&instance->hba_lock, flags); } /** - * megasas_adp_reset_skinny - For controller reset - * @regs: MFI register set - */ -static int -megasas_adp_reset_skinny(struct megasas_instance *instance, - struct megasas_register_set __iomem *regs) -{ - return 0; -} - -/** * megasas_check_reset_skinny - For controller reset check * @regs: MFI register set */ @@ -615,6 +656,9 @@ static int megasas_check_reset_skinny(struct megasas_instance *instance, struct megasas_register_set __iomem *regs) { + if (instance->adprecovery != MEGASAS_HBA_OPERATIONAL) + return 1; + return 0; } @@ -625,7 +669,7 @@ static struct megasas_instance_template megasas_instance_template_skinny = { .disable_intr = megasas_disable_intr_skinny, .clear_intr = megasas_clear_intr_skinny, .read_fw_status_reg = megasas_read_fw_status_reg_skinny, - .adp_reset = megasas_adp_reset_skinny, + .adp_reset = megasas_adp_reset_gen2, .check_reset = megasas_check_reset_skinny, .service_isr = megasas_isr, .tasklet = megasas_complete_cmd_dpc, @@ -645,8 +689,10 @@ static struct megasas_instance_template megasas_instance_template_skinny = { * @regs: MFI register set */ static inline void -megasas_enable_intr_gen2(struct megasas_register_set __iomem *regs) +megasas_enable_intr_gen2(struct megasas_instance *instance) { + struct megasas_register_set __iomem *regs; + regs = instance->reg_set; writel(0xFFFFFFFF, &(regs)->outbound_doorbell_clear); /* write ~0x00000005 (4 & 1) to the intr mask*/ @@ -661,9 +707,11 @@ megasas_enable_intr_gen2(struct megasas_register_set __iomem *regs) * @regs: MFI register set */ static inline void -megasas_disable_intr_gen2(struct megasas_register_set __iomem *regs) +megasas_disable_intr_gen2(struct megasas_instance *instance) { + struct megasas_register_set __iomem *regs; u32 mask = 0xFFFFFFFF; + regs = instance->reg_set; writel(mask, ®s->outbound_intr_mask); /* Dummy readl to force pci flush */ readl(®s->outbound_intr_mask); @@ -693,7 +741,7 @@ megasas_clear_intr_gen2(struct megasas_register_set __iomem *regs) */ status = readl(®s->outbound_intr_status); - if (status & MFI_GEN2_ENABLE_INTERRUPT_MASK) { + if (status & MFI_INTR_FLAG_REPLY_MESSAGE) { mfiStatus = MFI_INTR_FLAG_REPLY_MESSAGE; } if (status & MFI_G2_OUTBOUND_DOORBELL_CHANGE_INTERRUPT) { @@ -740,20 +788,28 @@ megasas_adp_reset_gen2(struct megasas_instance *instance, { u32 retry = 0 ; u32 HostDiag; + u32 *seq_offset = ®_set->seq_offset; + u32 *hostdiag_offset = ®_set->host_diag; + + if (instance->instancet == &megasas_instance_template_skinny) { + seq_offset = ®_set->fusion_seq_offset; + hostdiag_offset = ®_set->fusion_host_diag; + } + + writel(0, seq_offset); + writel(4, seq_offset); + writel(0xb, seq_offset); + writel(2, seq_offset); + writel(7, seq_offset); + writel(0xd, seq_offset); - writel(0, ®_set->seq_offset); - writel(4, ®_set->seq_offset); - writel(0xb, ®_set->seq_offset); - writel(2, ®_set->seq_offset); - writel(7, ®_set->seq_offset); - writel(0xd, ®_set->seq_offset); msleep(1000); - HostDiag = (u32)readl(®_set->host_diag); + HostDiag = (u32)readl(hostdiag_offset); while ( !( HostDiag & DIAG_WRITE_ENABLE) ) { msleep(100); - HostDiag = (u32)readl(®_set->host_diag); + HostDiag = (u32)readl(hostdiag_offset); printk(KERN_NOTICE "RESETGEN2: retry=%x, hostdiag=%x\n", retry, HostDiag); @@ -764,14 +820,14 @@ megasas_adp_reset_gen2(struct megasas_instance *instance, printk(KERN_NOTICE "ADP_RESET_GEN2: HostDiag=%x\n", HostDiag); - writel((HostDiag | DIAG_RESET_ADAPTER), ®_set->host_diag); + writel((HostDiag | DIAG_RESET_ADAPTER), hostdiag_offset); ssleep(10); - HostDiag = (u32)readl(®_set->host_diag); + HostDiag = (u32)readl(hostdiag_offset); while ( ( HostDiag & DIAG_RESET_ADAPTER) ) { msleep(100); - HostDiag = (u32)readl(®_set->host_diag); + HostDiag = (u32)readl(hostdiag_offset); printk(KERN_NOTICE "RESET_GEN2: retry=%x, hostdiag=%x\n", retry, HostDiag); @@ -833,11 +889,12 @@ extern struct megasas_instance_template megasas_instance_template_fusion; int megasas_issue_polled(struct megasas_instance *instance, struct megasas_cmd *cmd) { + int seconds; struct megasas_header *frame_hdr = &cmd->frame->hdr; - frame_hdr->cmd_status = 0xFF; - frame_hdr->flags |= MFI_FRAME_DONT_POST_IN_REPLY_QUEUE; + frame_hdr->cmd_status = MFI_CMD_STATUS_POLL_MODE; + frame_hdr->flags |= cpu_to_le16(MFI_FRAME_DONT_POST_IN_REPLY_QUEUE); /* * Issue the frame using inbound queue port @@ -847,13 +904,18 @@ megasas_issue_polled(struct megasas_instance *instance, struct megasas_cmd *cmd) /* * Wait for cmd_status to change */ - return wait_and_poll(instance, cmd); + if (instance->requestorId) + seconds = MEGASAS_ROUTINE_WAIT_TIME_VF; + else + seconds = MFI_POLL_TIMEOUT_SECS; + return wait_and_poll(instance, cmd, seconds); } /** * megasas_issue_blocked_cmd - Synchronous wrapper around regular FW cmds * @instance: Adapter soft state * @cmd: Command to be issued + * @timeout: Timeout in seconds * * This function waits on an event for the command to be returned from ISR. * Max wait time is MEGASAS_INTERNAL_CMD_WAIT_TIME secs @@ -861,13 +923,20 @@ megasas_issue_polled(struct megasas_instance *instance, struct megasas_cmd *cmd) */ static int megasas_issue_blocked_cmd(struct megasas_instance *instance, - struct megasas_cmd *cmd) + struct megasas_cmd *cmd, int timeout) { + int ret = 0; cmd->cmd_status = ENODATA; instance->instancet->issue_dcmd(instance, cmd); - - wait_event(instance->int_cmd_wait_q, cmd->cmd_status != ENODATA); + if (timeout) { + ret = wait_event_timeout(instance->int_cmd_wait_q, + cmd->cmd_status != ENODATA, timeout * HZ); + if (!ret) + return 1; + } else + wait_event(instance->int_cmd_wait_q, + cmd->cmd_status != ENODATA); return 0; } @@ -876,6 +945,7 @@ megasas_issue_blocked_cmd(struct megasas_instance *instance, * megasas_issue_blocked_abort_cmd - Aborts previously issued cmd * @instance: Adapter soft state * @cmd_to_abort: Previously issued cmd to be aborted + * @timeout: Timeout in seconds * * MFI firmware can abort previously issued AEN comamnd (automatic event * notification). The megasas_issue_blocked_abort_cmd() issues such abort @@ -884,10 +954,11 @@ megasas_issue_blocked_cmd(struct megasas_instance *instance, */ static int megasas_issue_blocked_abort_cmd(struct megasas_instance *instance, - struct megasas_cmd *cmd_to_abort) + struct megasas_cmd *cmd_to_abort, int timeout) { struct megasas_cmd *cmd; struct megasas_abort_frame *abort_fr; + int ret = 0; cmd = megasas_get_cmd(instance); @@ -901,20 +972,30 @@ megasas_issue_blocked_abort_cmd(struct megasas_instance *instance, */ abort_fr->cmd = MFI_CMD_ABORT; abort_fr->cmd_status = 0xFF; - abort_fr->flags = 0; - abort_fr->abort_context = cmd_to_abort->index; - abort_fr->abort_mfi_phys_addr_lo = cmd_to_abort->frame_phys_addr; - abort_fr->abort_mfi_phys_addr_hi = 0; + abort_fr->flags = cpu_to_le16(0); + abort_fr->abort_context = cpu_to_le32(cmd_to_abort->index); + abort_fr->abort_mfi_phys_addr_lo = + cpu_to_le32(lower_32_bits(cmd_to_abort->frame_phys_addr)); + abort_fr->abort_mfi_phys_addr_hi = + cpu_to_le32(upper_32_bits(cmd_to_abort->frame_phys_addr)); cmd->sync_cmd = 1; cmd->cmd_status = 0xFF; instance->instancet->issue_dcmd(instance, cmd); - /* - * Wait for this cmd to complete - */ - wait_event(instance->abort_cmd_wait_q, cmd->cmd_status != 0xFF); + if (timeout) { + ret = wait_event_timeout(instance->abort_cmd_wait_q, + cmd->cmd_status != ENODATA, timeout * HZ); + if (!ret) { + dev_err(&instance->pdev->dev, "Command timedout" + "from %s\n", __func__); + return 1; + } + } else + wait_event(instance->abort_cmd_wait_q, + cmd->cmd_status != ENODATA); + cmd->sync_cmd = 0; megasas_return_cmd(instance, cmd); @@ -943,8 +1024,8 @@ megasas_make_sgl32(struct megasas_instance *instance, struct scsi_cmnd *scp, if (sge_count) { scsi_for_each_sg(scp, os_sgl, sge_count, i) { - mfi_sgl->sge32[i].length = sg_dma_len(os_sgl); - mfi_sgl->sge32[i].phys_addr = sg_dma_address(os_sgl); + mfi_sgl->sge32[i].length = cpu_to_le32(sg_dma_len(os_sgl)); + mfi_sgl->sge32[i].phys_addr = cpu_to_le32(sg_dma_address(os_sgl)); } } return sge_count; @@ -972,8 +1053,8 @@ megasas_make_sgl64(struct megasas_instance *instance, struct scsi_cmnd *scp, if (sge_count) { scsi_for_each_sg(scp, os_sgl, sge_count, i) { - mfi_sgl->sge64[i].length = sg_dma_len(os_sgl); - mfi_sgl->sge64[i].phys_addr = sg_dma_address(os_sgl); + mfi_sgl->sge64[i].length = cpu_to_le32(sg_dma_len(os_sgl)); + mfi_sgl->sge64[i].phys_addr = cpu_to_le64(sg_dma_address(os_sgl)); } } return sge_count; @@ -1000,10 +1081,11 @@ megasas_make_sgl_skinny(struct megasas_instance *instance, if (sge_count) { scsi_for_each_sg(scp, os_sgl, sge_count, i) { - mfi_sgl->sge_skinny[i].length = sg_dma_len(os_sgl); + mfi_sgl->sge_skinny[i].length = + cpu_to_le32(sg_dma_len(os_sgl)); mfi_sgl->sge_skinny[i].phys_addr = - sg_dma_address(os_sgl); - mfi_sgl->sge_skinny[i].flag = 0; + cpu_to_le64(sg_dma_address(os_sgl)); + mfi_sgl->sge_skinny[i].flag = cpu_to_le32(0); } } return sge_count; @@ -1112,8 +1194,8 @@ megasas_build_dcdb(struct megasas_instance *instance, struct scsi_cmnd *scp, pthru->cdb_len = scp->cmd_len; pthru->timeout = 0; pthru->pad_0 = 0; - pthru->flags = flags; - pthru->data_xfer_len = scsi_bufflen(scp); + pthru->flags = cpu_to_le16(flags); + pthru->data_xfer_len = cpu_to_le32(scsi_bufflen(scp)); memcpy(pthru->cdb, scp->cmnd, scp->cmd_len); @@ -1125,18 +1207,18 @@ megasas_build_dcdb(struct megasas_instance *instance, struct scsi_cmnd *scp, if ((scp->request->timeout / HZ) > 0xFFFF) pthru->timeout = 0xFFFF; else - pthru->timeout = scp->request->timeout / HZ; + pthru->timeout = cpu_to_le16(scp->request->timeout / HZ); } /* * Construct SGL */ if (instance->flag_ieee == 1) { - pthru->flags |= MFI_FRAME_SGL64; + pthru->flags |= cpu_to_le16(MFI_FRAME_SGL64); pthru->sge_count = megasas_make_sgl_skinny(instance, scp, &pthru->sgl); } else if (IS_DMA64) { - pthru->flags |= MFI_FRAME_SGL64; + pthru->flags |= cpu_to_le16(MFI_FRAME_SGL64); pthru->sge_count = megasas_make_sgl64(instance, scp, &pthru->sgl); } else @@ -1153,8 +1235,10 @@ megasas_build_dcdb(struct megasas_instance *instance, struct scsi_cmnd *scp, * Sense info specific */ pthru->sense_len = SCSI_SENSE_BUFFERSIZE; - pthru->sense_buf_phys_addr_hi = 0; - pthru->sense_buf_phys_addr_lo = cmd->sense_phys_addr; + pthru->sense_buf_phys_addr_hi = + cpu_to_le32(upper_32_bits(cmd->sense_phys_addr)); + pthru->sense_buf_phys_addr_lo = + cpu_to_le32(lower_32_bits(cmd->sense_phys_addr)); /* * Compute the total number of frames this command consumes. FW uses @@ -1205,7 +1289,7 @@ megasas_build_ldio(struct megasas_instance *instance, struct scsi_cmnd *scp, ldio->timeout = 0; ldio->reserved_0 = 0; ldio->pad_0 = 0; - ldio->flags = flags; + ldio->flags = cpu_to_le16(flags); ldio->start_lba_hi = 0; ldio->access_byte = (scp->cmd_len != 6) ? scp->cmnd[1] : 0; @@ -1213,52 +1297,59 @@ megasas_build_ldio(struct megasas_instance *instance, struct scsi_cmnd *scp, * 6-byte READ(0x08) or WRITE(0x0A) cdb */ if (scp->cmd_len == 6) { - ldio->lba_count = (u32) scp->cmnd[4]; - ldio->start_lba_lo = ((u32) scp->cmnd[1] << 16) | - ((u32) scp->cmnd[2] << 8) | (u32) scp->cmnd[3]; + ldio->lba_count = cpu_to_le32((u32) scp->cmnd[4]); + ldio->start_lba_lo = cpu_to_le32(((u32) scp->cmnd[1] << 16) | + ((u32) scp->cmnd[2] << 8) | + (u32) scp->cmnd[3]); - ldio->start_lba_lo &= 0x1FFFFF; + ldio->start_lba_lo &= cpu_to_le32(0x1FFFFF); } /* * 10-byte READ(0x28) or WRITE(0x2A) cdb */ else if (scp->cmd_len == 10) { - ldio->lba_count = (u32) scp->cmnd[8] | - ((u32) scp->cmnd[7] << 8); - ldio->start_lba_lo = ((u32) scp->cmnd[2] << 24) | - ((u32) scp->cmnd[3] << 16) | - ((u32) scp->cmnd[4] << 8) | (u32) scp->cmnd[5]; + ldio->lba_count = cpu_to_le32((u32) scp->cmnd[8] | + ((u32) scp->cmnd[7] << 8)); + ldio->start_lba_lo = cpu_to_le32(((u32) scp->cmnd[2] << 24) | + ((u32) scp->cmnd[3] << 16) | + ((u32) scp->cmnd[4] << 8) | + (u32) scp->cmnd[5]); } /* * 12-byte READ(0xA8) or WRITE(0xAA) cdb */ else if (scp->cmd_len == 12) { - ldio->lba_count = ((u32) scp->cmnd[6] << 24) | - ((u32) scp->cmnd[7] << 16) | - ((u32) scp->cmnd[8] << 8) | (u32) scp->cmnd[9]; + ldio->lba_count = cpu_to_le32(((u32) scp->cmnd[6] << 24) | + ((u32) scp->cmnd[7] << 16) | + ((u32) scp->cmnd[8] << 8) | + (u32) scp->cmnd[9]); - ldio->start_lba_lo = ((u32) scp->cmnd[2] << 24) | - ((u32) scp->cmnd[3] << 16) | - ((u32) scp->cmnd[4] << 8) | (u32) scp->cmnd[5]; + ldio->start_lba_lo = cpu_to_le32(((u32) scp->cmnd[2] << 24) | + ((u32) scp->cmnd[3] << 16) | + ((u32) scp->cmnd[4] << 8) | + (u32) scp->cmnd[5]); } /* * 16-byte READ(0x88) or WRITE(0x8A) cdb */ else if (scp->cmd_len == 16) { - ldio->lba_count = ((u32) scp->cmnd[10] << 24) | - ((u32) scp->cmnd[11] << 16) | - ((u32) scp->cmnd[12] << 8) | (u32) scp->cmnd[13]; + ldio->lba_count = cpu_to_le32(((u32) scp->cmnd[10] << 24) | + ((u32) scp->cmnd[11] << 16) | + ((u32) scp->cmnd[12] << 8) | + (u32) scp->cmnd[13]); - ldio->start_lba_lo = ((u32) scp->cmnd[6] << 24) | - ((u32) scp->cmnd[7] << 16) | - ((u32) scp->cmnd[8] << 8) | (u32) scp->cmnd[9]; + ldio->start_lba_lo = cpu_to_le32(((u32) scp->cmnd[6] << 24) | + ((u32) scp->cmnd[7] << 16) | + ((u32) scp->cmnd[8] << 8) | + (u32) scp->cmnd[9]); - ldio->start_lba_hi = ((u32) scp->cmnd[2] << 24) | - ((u32) scp->cmnd[3] << 16) | - ((u32) scp->cmnd[4] << 8) | (u32) scp->cmnd[5]; + ldio->start_lba_hi = cpu_to_le32(((u32) scp->cmnd[2] << 24) | + ((u32) scp->cmnd[3] << 16) | + ((u32) scp->cmnd[4] << 8) | + (u32) scp->cmnd[5]); } @@ -1266,11 +1357,11 @@ megasas_build_ldio(struct megasas_instance *instance, struct scsi_cmnd *scp, * Construct SGL */ if (instance->flag_ieee) { - ldio->flags |= MFI_FRAME_SGL64; + ldio->flags |= cpu_to_le16(MFI_FRAME_SGL64); ldio->sge_count = megasas_make_sgl_skinny(instance, scp, &ldio->sgl); } else if (IS_DMA64) { - ldio->flags |= MFI_FRAME_SGL64; + ldio->flags |= cpu_to_le16(MFI_FRAME_SGL64); ldio->sge_count = megasas_make_sgl64(instance, scp, &ldio->sgl); } else ldio->sge_count = megasas_make_sgl32(instance, scp, &ldio->sgl); @@ -1286,7 +1377,7 @@ megasas_build_ldio(struct megasas_instance *instance, struct scsi_cmnd *scp, */ ldio->sense_len = SCSI_SENSE_BUFFERSIZE; ldio->sense_buf_phys_addr_hi = 0; - ldio->sense_buf_phys_addr_lo = cmd->sense_phys_addr; + ldio->sense_buf_phys_addr_lo = cpu_to_le32(cmd->sense_phys_addr); /* * Compute the total number of frames this command consumes. FW uses @@ -1357,20 +1448,32 @@ megasas_dump_pending_frames(struct megasas_instance *instance) ldio = (struct megasas_io_frame *)cmd->frame; mfi_sgl = &ldio->sgl; sgcount = ldio->sge_count; - printk(KERN_ERR "megasas[%d]: frame count : 0x%x, Cmd : 0x%x, Tgt id : 0x%x, lba lo : 0x%x, lba_hi : 0x%x, sense_buf addr : 0x%x,sge count : 0x%x\n",instance->host->host_no, cmd->frame_count,ldio->cmd,ldio->target_id, ldio->start_lba_lo,ldio->start_lba_hi,ldio->sense_buf_phys_addr_lo,sgcount); + printk(KERN_ERR "megasas[%d]: frame count : 0x%x, Cmd : 0x%x, Tgt id : 0x%x," + " lba lo : 0x%x, lba_hi : 0x%x, sense_buf addr : 0x%x,sge count : 0x%x\n", + instance->host->host_no, cmd->frame_count, ldio->cmd, ldio->target_id, + le32_to_cpu(ldio->start_lba_lo), le32_to_cpu(ldio->start_lba_hi), + le32_to_cpu(ldio->sense_buf_phys_addr_lo), sgcount); } else { pthru = (struct megasas_pthru_frame *) cmd->frame; mfi_sgl = &pthru->sgl; sgcount = pthru->sge_count; - printk(KERN_ERR "megasas[%d]: frame count : 0x%x, Cmd : 0x%x, Tgt id : 0x%x, lun : 0x%x, cdb_len : 0x%x, data xfer len : 0x%x, sense_buf addr : 0x%x,sge count : 0x%x\n",instance->host->host_no,cmd->frame_count,pthru->cmd,pthru->target_id,pthru->lun,pthru->cdb_len , pthru->data_xfer_len,pthru->sense_buf_phys_addr_lo,sgcount); + printk(KERN_ERR "megasas[%d]: frame count : 0x%x, Cmd : 0x%x, Tgt id : 0x%x, " + "lun : 0x%x, cdb_len : 0x%x, data xfer len : 0x%x, sense_buf addr : 0x%x,sge count : 0x%x\n", + instance->host->host_no, cmd->frame_count, pthru->cmd, pthru->target_id, + pthru->lun, pthru->cdb_len, le32_to_cpu(pthru->data_xfer_len), + le32_to_cpu(pthru->sense_buf_phys_addr_lo), sgcount); } if(megasas_dbg_lvl & MEGASAS_DBG_LVL){ for (n = 0; n < sgcount; n++){ if (IS_DMA64) - printk(KERN_ERR "megasas: sgl len : 0x%x, sgl addr : 0x%08lx ",mfi_sgl->sge64[n].length , (unsigned long)mfi_sgl->sge64[n].phys_addr) ; + printk(KERN_ERR "megasas: sgl len : 0x%x, sgl addr : 0x%llx ", + le32_to_cpu(mfi_sgl->sge64[n].length), + le64_to_cpu(mfi_sgl->sge64[n].phys_addr)); else - printk(KERN_ERR "megasas: sgl len : 0x%x, sgl addr : 0x%x ",mfi_sgl->sge32[n].length , mfi_sgl->sge32[n].phys_addr) ; + printk(KERN_ERR "megasas: sgl len : 0x%x, sgl addr : 0x%x ", + le32_to_cpu(mfi_sgl->sge32[n].length), + le32_to_cpu(mfi_sgl->sge32[n].phys_addr)); } } printk(KERN_ERR "\n"); @@ -1419,11 +1522,6 @@ megasas_build_and_issue_cmd(struct megasas_instance *instance, instance->instancet->fire_cmd(instance, cmd->frame_phys_addr, cmd->frame_count-1, instance->reg_set); - /* - * Check if we have pend cmds to be completed - */ - if (poll_mode_io && atomic_read(&instance->fw_outstanding)) - tasklet_schedule(&instance->isr_tasklet); return 0; out_return_cmd: @@ -1450,6 +1548,28 @@ megasas_queue_command_lck(struct scsi_cmnd *scmd, void (*done) (struct scsi_cmnd return SCSI_MLQUEUE_HOST_BUSY; spin_lock_irqsave(&instance->hba_lock, flags); + + /* Check for an mpio path and adjust behavior */ + if (instance->adprecovery == MEGASAS_ADPRESET_SM_INFAULT) { + if (megasas_check_mpio_paths(instance, scmd) == + (DID_RESET << 16)) { + spin_unlock_irqrestore(&instance->hba_lock, flags); + return SCSI_MLQUEUE_HOST_BUSY; + } else { + spin_unlock_irqrestore(&instance->hba_lock, flags); + scmd->result = DID_NO_CONNECT << 16; + done(scmd); + return 0; + } + } + + if (instance->adprecovery == MEGASAS_HW_CRITICAL_ERROR) { + spin_unlock_irqrestore(&instance->hba_lock, flags); + scmd->result = DID_NO_CONNECT << 16; + done(scmd); + return 0; + } + if (instance->adprecovery != MEGASAS_HBA_OPERATIONAL) { spin_unlock_irqrestore(&instance->hba_lock, flags); return SCSI_MLQUEUE_HOST_BUSY; @@ -1569,8 +1689,15 @@ void megaraid_sas_kill_hba(struct megasas_instance *instance) { if ((instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0073SKINNY) || (instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0071SKINNY) || - (instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION)) { + (instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_PLASMA) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_FURY)) { writel(MFI_STOP_ADP, &instance->reg_set->doorbell); + /* Flush */ + readl(&instance->reg_set->doorbell); + if (instance->mpio && instance->requestorId) + memset(instance->ld_ids, 0xff, MEGASAS_MAX_LD_IDS); } else { writel(MFI_STOP_ADP, &instance->reg_set->inbound_doorbell); } @@ -1587,15 +1714,13 @@ megasas_check_and_restore_queue_depth(struct megasas_instance *instance) { unsigned long flags; if (instance->flag & MEGASAS_FW_BUSY - && time_after(jiffies, instance->last_time + 5 * HZ) - && atomic_read(&instance->fw_outstanding) < 17) { + && time_after(jiffies, instance->last_time + 5 * HZ) + && atomic_read(&instance->fw_outstanding) < + instance->throttlequeuedepth + 1) { spin_lock_irqsave(instance->host->host_lock, flags); instance->flag &= ~MEGASAS_FW_BUSY; - if ((instance->pdev->device == - PCI_DEVICE_ID_LSI_SAS0073SKINNY) || - (instance->pdev->device == - PCI_DEVICE_ID_LSI_SAS0071SKINNY)) { + if (instance->is_imr) { instance->host->can_queue = instance->max_fw_cmds - MEGASAS_SKINNY_INT_CMDS; } else @@ -1628,11 +1753,11 @@ static void megasas_complete_cmd_dpc(unsigned long instance_addr) spin_lock_irqsave(&instance->completion_lock, flags); - producer = *instance->producer; - consumer = *instance->consumer; + producer = le32_to_cpu(*instance->producer); + consumer = le32_to_cpu(*instance->consumer); while (consumer != producer) { - context = instance->reply_queue[consumer]; + context = le32_to_cpu(instance->reply_queue[consumer]); if (context >= instance->max_fw_cmds) { printk(KERN_ERR "Unexpected context value %x\n", context); @@ -1649,7 +1774,7 @@ static void megasas_complete_cmd_dpc(unsigned long instance_addr) } } - *instance->consumer = producer; + *instance->consumer = cpu_to_le32(producer); spin_unlock_irqrestore(&instance->completion_lock, flags); @@ -1659,6 +1784,25 @@ static void megasas_complete_cmd_dpc(unsigned long instance_addr) megasas_check_and_restore_queue_depth(instance); } +/** + * megasas_start_timer - Initializes a timer object + * @instance: Adapter soft state + * @timer: timer object to be initialized + * @fn: timer function + * @interval: time interval between timer function call + * + */ +void megasas_start_timer(struct megasas_instance *instance, + struct timer_list *timer, + void *fn, unsigned long interval) +{ + init_timer(timer); + timer->expires = jiffies + interval; + timer->data = (unsigned long)instance; + timer->function = fn; + add_timer(timer); +} + static void megasas_internal_reset_defer_cmds(struct megasas_instance *instance); @@ -1670,9 +1814,9 @@ void megasas_do_ocr(struct megasas_instance *instance) if ((instance->pdev->device == PCI_DEVICE_ID_LSI_SAS1064R) || (instance->pdev->device == PCI_DEVICE_ID_DELL_PERC5) || (instance->pdev->device == PCI_DEVICE_ID_LSI_VERDE_ZCR)) { - *instance->consumer = MEGASAS_ADPRESET_INPROG_SIGN; + *instance->consumer = cpu_to_le32(MEGASAS_ADPRESET_INPROG_SIGN); } - instance->instancet->disable_intr(instance->reg_set); + instance->instancet->disable_intr(instance); instance->adprecovery = MEGASAS_ADPRESET_SM_INFAULT; instance->issuepend_done = 0; @@ -1681,11 +1825,300 @@ void megasas_do_ocr(struct megasas_instance *instance) process_fw_state_change_wq(&instance->work_init); } +/* This function will get the current SR-IOV LD/VF affiliation */ +static int megasas_get_ld_vf_affiliation(struct megasas_instance *instance, + int initial) +{ + struct megasas_cmd *cmd; + struct megasas_dcmd_frame *dcmd; + struct MR_LD_VF_AFFILIATION *new_affiliation = NULL; + struct MR_LD_VF_AFFILIATION_111 *new_affiliation_111 = NULL; + struct MR_LD_VF_MAP *newmap = NULL, *savedmap = NULL; + dma_addr_t new_affiliation_h; + dma_addr_t new_affiliation_111_h; + int ld, retval = 0; + u8 thisVf; + + cmd = megasas_get_cmd(instance); + + if (!cmd) { + printk(KERN_DEBUG "megasas: megasas_get_ld_vf_" + "affiliation: Failed to get cmd for scsi%d.\n", + instance->host->host_no); + return -ENOMEM; + } + + dcmd = &cmd->frame->dcmd; + + if (!instance->vf_affiliation && !instance->vf_affiliation_111) { + printk(KERN_WARNING "megasas: SR-IOV: Couldn't get LD/VF " + "affiliation for scsi%d.\n", instance->host->host_no); + megasas_return_cmd(instance, cmd); + return -ENOMEM; + } + + if (initial) + if (instance->PlasmaFW111) + memset(instance->vf_affiliation_111, 0, + sizeof(struct MR_LD_VF_AFFILIATION_111)); + else + memset(instance->vf_affiliation, 0, + (MAX_LOGICAL_DRIVES + 1) * + sizeof(struct MR_LD_VF_AFFILIATION)); + else { + if (instance->PlasmaFW111) + new_affiliation_111 = + pci_alloc_consistent(instance->pdev, + sizeof(struct MR_LD_VF_AFFILIATION_111), + &new_affiliation_111_h); + else + new_affiliation = + pci_alloc_consistent(instance->pdev, + (MAX_LOGICAL_DRIVES + 1) * + sizeof(struct MR_LD_VF_AFFILIATION), + &new_affiliation_h); + if (!new_affiliation && !new_affiliation_111) { + printk(KERN_DEBUG "megasas: SR-IOV: Couldn't allocate " + "memory for new affiliation for scsi%d.\n", + instance->host->host_no); + megasas_return_cmd(instance, cmd); + return -ENOMEM; + } + if (instance->PlasmaFW111) + memset(new_affiliation_111, 0, + sizeof(struct MR_LD_VF_AFFILIATION_111)); + else + memset(new_affiliation, 0, (MAX_LOGICAL_DRIVES + 1) * + sizeof(struct MR_LD_VF_AFFILIATION)); + } + + 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_BOTH; + dcmd->timeout = 0; + dcmd->pad_0 = 0; + if (instance->PlasmaFW111) { + dcmd->data_xfer_len = sizeof(struct MR_LD_VF_AFFILIATION_111); + dcmd->opcode = MR_DCMD_LD_VF_MAP_GET_ALL_LDS_111; + } else { + dcmd->data_xfer_len = (MAX_LOGICAL_DRIVES + 1) * + sizeof(struct MR_LD_VF_AFFILIATION); + dcmd->opcode = MR_DCMD_LD_VF_MAP_GET_ALL_LDS; + } + + if (initial) { + if (instance->PlasmaFW111) + dcmd->sgl.sge32[0].phys_addr = + instance->vf_affiliation_111_h; + else + dcmd->sgl.sge32[0].phys_addr = + instance->vf_affiliation_h; + } else { + if (instance->PlasmaFW111) + dcmd->sgl.sge32[0].phys_addr = new_affiliation_111_h; + else + dcmd->sgl.sge32[0].phys_addr = new_affiliation_h; + } + if (instance->PlasmaFW111) + dcmd->sgl.sge32[0].length = + sizeof(struct MR_LD_VF_AFFILIATION_111); + else + dcmd->sgl.sge32[0].length = (MAX_LOGICAL_DRIVES + 1) * + sizeof(struct MR_LD_VF_AFFILIATION); + + printk(KERN_WARNING "megasas: SR-IOV: Getting LD/VF affiliation for " + "scsi%d\n", instance->host->host_no); + + megasas_issue_blocked_cmd(instance, cmd, 0); + + if (dcmd->cmd_status) { + printk(KERN_WARNING "megasas: SR-IOV: LD/VF affiliation DCMD" + " failed with status 0x%x for scsi%d.\n", + dcmd->cmd_status, instance->host->host_no); + retval = 1; /* Do a scan if we couldn't get affiliation */ + goto out; + } + + if (!initial) { + if (instance->PlasmaFW111) { + if (!new_affiliation_111->vdCount) { + printk(KERN_WARNING "megasas: SR-IOV: Got new " + "LD/VF affiliation for passive path " + "for scsi%d.\n", + instance->host->host_no); + retval = 1; + goto out; + } + thisVf = new_affiliation_111->thisVf; + for (ld = 0 ; ld < new_affiliation_111->vdCount; ld++) + if (instance->vf_affiliation_111->map[ld].policy[thisVf] != new_affiliation_111->map[ld].policy[thisVf]) { + printk(KERN_WARNING "megasas: SR-IOV: " + "Got new LD/VF affiliation " + "for scsi%d.\n", + instance->host->host_no); + memcpy(instance->vf_affiliation_111, + new_affiliation_111, + sizeof(struct MR_LD_VF_AFFILIATION_111)); + retval = 1; + goto out; + } + } else { + if (!new_affiliation->ldCount) { + printk(KERN_WARNING "megasas: SR-IOV: Got new " + "LD/VF affiliation for passive " + "path for scsi%d.\n", + instance->host->host_no); + retval = 1; + goto out; + } + newmap = new_affiliation->map; + savedmap = instance->vf_affiliation->map; + thisVf = new_affiliation->thisVf; + for (ld = 0 ; ld < new_affiliation->ldCount; ld++) { + if (savedmap->policy[thisVf] != + newmap->policy[thisVf]) { + printk(KERN_WARNING "megasas: SR-IOV: " + "Got new LD/VF affiliation " + "for scsi%d.\n", + instance->host->host_no); + memcpy(instance->vf_affiliation, + new_affiliation, + new_affiliation->size); + retval = 1; + goto out; + } + savedmap = (struct MR_LD_VF_MAP *) + ((unsigned char *)savedmap + + savedmap->size); + newmap = (struct MR_LD_VF_MAP *) + ((unsigned char *)newmap + + newmap->size); + } + } + } +out: + if (new_affiliation) { + if (instance->PlasmaFW111) + pci_free_consistent(instance->pdev, + sizeof(struct MR_LD_VF_AFFILIATION_111), + new_affiliation_111, + new_affiliation_111_h); + else + pci_free_consistent(instance->pdev, + (MAX_LOGICAL_DRIVES + 1) * + sizeof(struct MR_LD_VF_AFFILIATION), + new_affiliation, new_affiliation_h); + } + megasas_return_cmd(instance, cmd); + + return retval; +} + +/* This function will tell FW to start the SR-IOV heartbeat */ +int megasas_sriov_start_heartbeat(struct megasas_instance *instance, + int initial) +{ + struct megasas_cmd *cmd; + struct megasas_dcmd_frame *dcmd; + int retval = 0; + + cmd = megasas_get_cmd(instance); + + if (!cmd) { + printk(KERN_DEBUG "megasas: megasas_sriov_start_heartbeat: " + "Failed to get cmd for scsi%d.\n", + instance->host->host_no); + return -ENOMEM; + } + + dcmd = &cmd->frame->dcmd; + + if (initial) { + instance->hb_host_mem = + pci_alloc_consistent(instance->pdev, + sizeof(struct MR_CTRL_HB_HOST_MEM), + &instance->hb_host_mem_h); + if (!instance->hb_host_mem) { + printk(KERN_DEBUG "megasas: SR-IOV: Couldn't allocate" + " memory for heartbeat host memory for " + "scsi%d.\n", instance->host->host_no); + retval = -ENOMEM; + goto out; + } + memset(instance->hb_host_mem, 0, + sizeof(struct MR_CTRL_HB_HOST_MEM)); + } + + memset(dcmd->mbox.b, 0, MFI_MBOX_SIZE); + + dcmd->mbox.s[0] = sizeof(struct MR_CTRL_HB_HOST_MEM); + dcmd->cmd = MFI_CMD_DCMD; + dcmd->cmd_status = 0xFF; + dcmd->sge_count = 1; + dcmd->flags = MFI_FRAME_DIR_BOTH; + dcmd->timeout = 0; + dcmd->pad_0 = 0; + dcmd->data_xfer_len = sizeof(struct MR_CTRL_HB_HOST_MEM); + dcmd->opcode = MR_DCMD_CTRL_SHARED_HOST_MEM_ALLOC; + dcmd->sgl.sge32[0].phys_addr = instance->hb_host_mem_h; + dcmd->sgl.sge32[0].length = sizeof(struct MR_CTRL_HB_HOST_MEM); + + printk(KERN_WARNING "megasas: SR-IOV: Starting heartbeat for scsi%d\n", + instance->host->host_no); + + if (!megasas_issue_polled(instance, cmd)) { + retval = 0; + } else { + printk(KERN_WARNING "megasas: SR-IOV: MR_DCMD_CTRL_SHARED_HOST" + "_MEM_ALLOC DCMD timed out for scsi%d\n", + instance->host->host_no); + retval = 1; + goto out; + } + + + if (dcmd->cmd_status) { + printk(KERN_WARNING "megasas: SR-IOV: MR_DCMD_CTRL_SHARED_HOST" + "_MEM_ALLOC DCMD failed with status 0x%x for scsi%d\n", + dcmd->cmd_status, + instance->host->host_no); + retval = 1; + goto out; + } + +out: + megasas_return_cmd(instance, cmd); + + return retval; +} + +/* Handler for SR-IOV heartbeat */ +void megasas_sriov_heartbeat_handler(unsigned long instance_addr) +{ + struct megasas_instance *instance = + (struct megasas_instance *)instance_addr; + + if (instance->hb_host_mem->HB.fwCounter != + instance->hb_host_mem->HB.driverCounter) { + instance->hb_host_mem->HB.driverCounter = + instance->hb_host_mem->HB.fwCounter; + mod_timer(&instance->sriov_heartbeat_timer, + jiffies + MEGASAS_SRIOV_HEARTBEAT_INTERVAL_VF); + } else { + printk(KERN_WARNING "megasas: SR-IOV: Heartbeat never " + "completed for scsi%d\n", instance->host->host_no); + schedule_work(&instance->work_init); + } +} + /** * megasas_wait_for_outstanding - Wait for all outstanding cmds * @instance: Adapter soft state * - * This function waits for upto MEGASAS_RESET_WAIT_TIME seconds for FW to + * This function waits for up to MEGASAS_RESET_WAIT_TIME seconds for FW to * complete all its outstanding commands. Returns error if one or more IOs * are pending after this time period. It also marks the controller dead. */ @@ -1738,10 +2171,9 @@ static int megasas_wait_for_outstanding(struct megasas_instance *instance) list_del_init(&reset_cmd->list); if (reset_cmd->scmd) { reset_cmd->scmd->result = DID_RESET << 16; - printk(KERN_NOTICE "%d:%p reset [%02x], %#lx\n", + printk(KERN_NOTICE "%d:%p reset [%02x]\n", reset_index, reset_cmd, - reset_cmd->scmd->cmnd[0], - reset_cmd->scmd->serial_number); + reset_cmd->scmd->cmnd[0]); reset_cmd->scmd->scsi_done(reset_cmd->scmd); megasas_return_cmd(instance, reset_cmd); @@ -1765,7 +2197,7 @@ static int megasas_wait_for_outstanding(struct megasas_instance *instance) return SUCCESS; } - for (i = 0; i < wait_time; i++) { + for (i = 0; i < resetwaittime; i++) { int outstanding = atomic_read(&instance->fw_outstanding); @@ -1866,8 +2298,8 @@ static int megasas_generic_reset(struct scsi_cmnd *scmd) instance = (struct megasas_instance *)scmd->device->host->hostdata; - scmd_printk(KERN_NOTICE, scmd, "megasas: RESET -%ld cmd=%x retries=%x\n", - scmd->serial_number, scmd->cmnd[0], scmd->retries); + scmd_printk(KERN_NOTICE, scmd, "megasas: RESET cmd=%x retries=%x\n", + scmd->cmnd[0], scmd->retries); if (instance->adprecovery == MEGASAS_HW_CRITICAL_ERROR) { printk(KERN_ERR "megasas: cannot recover from previous reset " @@ -1894,7 +2326,6 @@ static int megasas_generic_reset(struct scsi_cmnd *scmd) static enum blk_eh_timer_return megasas_reset_timer(struct scsi_cmnd *scmd) { - struct megasas_cmd *cmd = (struct megasas_cmd *)scmd->SCp.ptr; struct megasas_instance *instance; unsigned long flags; @@ -1903,12 +2334,12 @@ blk_eh_timer_return megasas_reset_timer(struct scsi_cmnd *scmd) return BLK_EH_NOT_HANDLED; } - instance = cmd->instance; + instance = (struct megasas_instance *)scmd->device->host->hostdata; if (!(instance->flag & MEGASAS_FW_BUSY)) { /* FW is busy, throttle IO */ spin_lock_irqsave(instance->host->host_lock, flags); - instance->host->can_queue = 16; + instance->host->can_queue = instance->throttlequeuedepth; instance->last_time = jiffies; instance->flag |= MEGASAS_FW_BUSY; @@ -1944,8 +2375,11 @@ static int megasas_reset_bus_host(struct scsi_cmnd *scmd) /* * First wait for all commands to complete */ - if (instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) - ret = megasas_reset_fusion(scmd->device->host); + if ((instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_PLASMA) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_FURY)) + ret = megasas_reset_fusion(scmd->device->host, 1); else ret = megasas_generic_reset(scmd); @@ -2038,13 +2472,27 @@ megasas_service_aen(struct megasas_instance *instance, struct megasas_cmd *cmd) } else { ev->instance = instance; instance->ev = ev; - INIT_WORK(&ev->hotplug_work, megasas_aen_polling); - schedule_delayed_work( - (struct delayed_work *)&ev->hotplug_work, 0); + INIT_DELAYED_WORK(&ev->hotplug_work, + megasas_aen_polling); + schedule_delayed_work(&ev->hotplug_work, 0); } } } +static int megasas_change_queue_depth(struct scsi_device *sdev, + int queue_depth, int reason) +{ + if (reason != SCSI_QDEPTH_DEFAULT) + return -EOPNOTSUPP; + + if (queue_depth > sdev->host->can_queue) + queue_depth = sdev->host->can_queue; + scsi_adjust_queue_depth(sdev, scsi_get_tag_type(sdev), + queue_depth); + + return queue_depth; +} + /* * Scsi host template for megaraid_sas driver */ @@ -2062,6 +2510,8 @@ static struct scsi_host_template megasas_template = { .eh_timed_out = megasas_reset_timer, .bios_param = megasas_bios_param, .use_clustering = ENABLE_CLUSTERING, + .change_queue_depth = megasas_change_queue_depth, + .no_write_same = 1, }; /** @@ -2125,6 +2575,7 @@ megasas_complete_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd, struct megasas_header *hdr = &cmd->frame->hdr; unsigned long flags; struct fusion_context *fusion = instance->ctrl_context; + u32 opcode; /* flag for the retry reset */ cmd->retry_for_fw_reset = 0; @@ -2133,7 +2584,16 @@ megasas_complete_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd, cmd->scmd->SCp.ptr = NULL; switch (hdr->cmd) { - + case MFI_CMD_INVALID: + /* Some older 1068 controller FW may keep a pended + MR_DCMD_CTRL_EVENT_GET_INFO left over from the main kernel + when booting the kdump kernel. Ignore this command to + prevent a kernel panic on shutdown of the kdump kernel. */ + printk(KERN_WARNING "megaraid_sas: MFI_CMD_INVALID command " + "completed.\n"); + printk(KERN_WARNING "megaraid_sas: If you have a controller " + "other than PERC5, please upgrade your firmware.\n"); + break; case MFI_CMD_PD_SCSI_IO: case MFI_CMD_LD_SCSI_IO: @@ -2217,9 +2677,11 @@ megasas_complete_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd, case MFI_CMD_SMP: case MFI_CMD_STP: case MFI_CMD_DCMD: + opcode = le32_to_cpu(cmd->frame->dcmd.opcode); /* Check for LD map update */ - if ((cmd->frame->dcmd.opcode == MR_DCMD_LD_MAP_GET_INFO) && - (cmd->frame->dcmd.mbox.b[1] == 1)) { + if ((opcode == MR_DCMD_LD_MAP_GET_INFO) + && (cmd->frame->dcmd.mbox.b[1] == 1)) { + fusion->fast_path_io = 0; spin_lock_irqsave(instance->host->host_lock, flags); if (cmd->frame->hdr.cmd_status != 0) { if (cmd->frame->hdr.cmd_status != @@ -2237,9 +2699,13 @@ megasas_complete_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd, } else instance->map_id++; megasas_return_cmd(instance, cmd); - if (MR_ValidateMapInfo( - fusion->ld_map[(instance->map_id & 1)], - fusion->load_balance_info)) + + /* + * Set fast path IO to ZERO. + * Validate Map will set proper value. + * Meanwhile all IOs will go as LD IO. + */ + if (MR_ValidateMapInfo(instance)) fusion->fast_path_io = 1; else fusion->fast_path_io = 0; @@ -2248,8 +2714,8 @@ megasas_complete_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd, flags); break; } - if (cmd->frame->dcmd.opcode == MR_DCMD_CTRL_EVENT_GET_INFO || - cmd->frame->dcmd.opcode == MR_DCMD_CTRL_EVENT_GET) { + if (opcode == MR_DCMD_CTRL_EVENT_GET_INFO || + opcode == MR_DCMD_CTRL_EVENT_GET) { spin_lock_irqsave(&poll_aen_lock, flags); megasas_poll_wait_aen = 0; spin_unlock_irqrestore(&poll_aen_lock, flags); @@ -2258,7 +2724,7 @@ megasas_complete_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd, /* * See if got an event notification */ - if (cmd->frame->dcmd.opcode == MR_DCMD_CTRL_EVENT_WAIT) + if (opcode == MR_DCMD_CTRL_EVENT_WAIT) megasas_service_aen(instance, cmd); else megasas_complete_int_cmd(instance, cmd); @@ -2336,9 +2802,9 @@ megasas_issue_pending_cmds_again(struct megasas_instance *instance) cmd->frame_phys_addr , 0, instance->reg_set); } else if (cmd->scmd) { - printk(KERN_NOTICE "megasas: %p scsi cmd [%02x],%#lx" + printk(KERN_NOTICE "megasas: %p scsi cmd [%02x]" "detected on the internal queue, issue again.\n", - cmd, cmd->scmd->cmnd[0], cmd->scmd->serial_number); + cmd, cmd->scmd->cmnd[0]); atomic_inc(&instance->fw_outstanding); instance->instancet->fire_cmd(instance, @@ -2431,7 +2897,7 @@ process_fw_state_change_wq(struct work_struct *work) printk(KERN_NOTICE "megaraid_sas: FW detected to be in fault" "state, restarting it...\n"); - instance->instancet->disable_intr(instance->reg_set); + instance->instancet->disable_intr(instance); atomic_set(&instance->fw_outstanding, 0); atomic_set(&instance->fw_reset_no_pci_access, 1); @@ -2449,7 +2915,7 @@ process_fw_state_change_wq(struct work_struct *work) msleep(1000); } - if (megasas_transition_to_ready(instance)) { + if (megasas_transition_to_ready(instance, 1)) { printk(KERN_NOTICE "megaraid_sas:adapter not ready\n"); megaraid_sas_kill_hba(instance); @@ -2472,7 +2938,7 @@ process_fw_state_change_wq(struct work_struct *work) spin_lock_irqsave(&instance->hba_lock, flags); instance->adprecovery = MEGASAS_HBA_OPERATIONAL; spin_unlock_irqrestore(&instance->hba_lock, flags); - instance->instancet->enable_intr(instance->reg_set); + instance->instancet->enable_intr(instance); megasas_issue_pending_cmds_again(instance); instance->issuepend_done = 1; @@ -2503,7 +2969,9 @@ megasas_deplete_reply_queue(struct megasas_instance *instance, if ((mfiStatus = instance->instancet->clear_intr( instance->reg_set) ) == 0) { - return IRQ_NONE; + /* Hardware may not set outbound_intr_status in MSI-X mode */ + if (!instance->msix_vectors) + return IRQ_NONE; } instance->mfiStatus = mfiStatus; @@ -2529,11 +2997,11 @@ megasas_deplete_reply_queue(struct megasas_instance *instance, PCI_DEVICE_ID_LSI_VERDE_ZCR)) { *instance->consumer = - MEGASAS_ADPRESET_INPROG_SIGN; + cpu_to_le32(MEGASAS_ADPRESET_INPROG_SIGN); } - instance->instancet->disable_intr(instance->reg_set); + instance->instancet->disable_intr(instance); instance->adprecovery = MEGASAS_ADPRESET_SM_INFAULT; instance->issuepend_done = 0; @@ -2560,16 +3028,14 @@ megasas_deplete_reply_queue(struct megasas_instance *instance, */ static irqreturn_t megasas_isr(int irq, void *devp) { - struct megasas_instance *instance; + struct megasas_irq_context *irq_context = devp; + struct megasas_instance *instance = irq_context->instance; unsigned long flags; irqreturn_t rc; - if (atomic_read( - &(((struct megasas_instance *)devp)->fw_reset_no_pci_access))) + if (atomic_read(&instance->fw_reset_no_pci_access)) return IRQ_HANDLED; - instance = (struct megasas_instance *)devp; - spin_lock_irqsave(&instance->hba_lock, flags); rc = megasas_deplete_reply_queue(instance, DID_OK); spin_unlock_irqrestore(&instance->hba_lock, flags); @@ -2587,7 +3053,7 @@ static irqreturn_t megasas_isr(int irq, void *devp) * has to wait for the ready state. */ int -megasas_transition_to_ready(struct megasas_instance* instance) +megasas_transition_to_ready(struct megasas_instance *instance, int ocr) { int i; u8 max_wait; @@ -2595,7 +3061,8 @@ megasas_transition_to_ready(struct megasas_instance* instance) u32 cur_state; u32 abs_state, curr_abs_state; - fw_state = instance->instancet->read_fw_status_reg(instance->reg_set) & MFI_STATE_MASK; + abs_state = instance->instancet->read_fw_status_reg(instance->reg_set); + fw_state = abs_state & MFI_STATE_MASK; if (fw_state != MFI_STATE_READY) printk(KERN_INFO "megasas: Waiting for FW to come to ready" @@ -2603,15 +3070,16 @@ megasas_transition_to_ready(struct megasas_instance* instance) while (fw_state != MFI_STATE_READY) { - abs_state = - instance->instancet->read_fw_status_reg(instance->reg_set); - switch (fw_state) { case MFI_STATE_FAULT: - printk(KERN_DEBUG "megasas: FW in FAULT state!!\n"); - return -ENODEV; + if (ocr) { + max_wait = MEGASAS_RESET_WAIT_TIME; + cur_state = MFI_STATE_FAULT; + break; + } else + return -ENODEV; case MFI_STATE_WAIT_HANDSHAKE: /* @@ -2622,7 +3090,13 @@ megasas_transition_to_ready(struct megasas_instance* instance) (instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0071SKINNY) || (instance->pdev->device == - PCI_DEVICE_ID_LSI_FUSION)) { + PCI_DEVICE_ID_LSI_FUSION) || + (instance->pdev->device == + PCI_DEVICE_ID_LSI_PLASMA) || + (instance->pdev->device == + PCI_DEVICE_ID_LSI_INVADER) || + (instance->pdev->device == + PCI_DEVICE_ID_LSI_FURY)) { writel( MFI_INIT_CLEAR_HANDSHAKE|MFI_INIT_HOTPLUG, &instance->reg_set->doorbell); @@ -2642,7 +3116,13 @@ megasas_transition_to_ready(struct megasas_instance* instance) (instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0071SKINNY) || (instance->pdev->device == - PCI_DEVICE_ID_LSI_FUSION)) { + PCI_DEVICE_ID_LSI_FUSION) || + (instance->pdev->device == + PCI_DEVICE_ID_LSI_PLASMA) || + (instance->pdev->device == + PCI_DEVICE_ID_LSI_INVADER) || + (instance->pdev->device == + PCI_DEVICE_ID_LSI_FURY)) { writel(MFI_INIT_HOTPLUG, &instance->reg_set->doorbell); } else @@ -2657,17 +3137,29 @@ megasas_transition_to_ready(struct megasas_instance* instance) /* * Bring it to READY state; assuming max wait 10 secs */ - instance->instancet->disable_intr(instance->reg_set); + instance->instancet->disable_intr(instance); if ((instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0073SKINNY) || (instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0071SKINNY) || (instance->pdev->device - == PCI_DEVICE_ID_LSI_FUSION)) { + == PCI_DEVICE_ID_LSI_FUSION) || + (instance->pdev->device + == PCI_DEVICE_ID_LSI_PLASMA) || + (instance->pdev->device + == PCI_DEVICE_ID_LSI_INVADER) || + (instance->pdev->device + == PCI_DEVICE_ID_LSI_FURY)) { writel(MFI_RESET_FLAGS, &instance->reg_set->doorbell); - if (instance->pdev->device == - PCI_DEVICE_ID_LSI_FUSION) { + if ((instance->pdev->device == + PCI_DEVICE_ID_LSI_FUSION) || + (instance->pdev->device == + PCI_DEVICE_ID_LSI_PLASMA) || + (instance->pdev->device == + PCI_DEVICE_ID_LSI_INVADER) || + (instance->pdev->device == + PCI_DEVICE_ID_LSI_FURY)) { for (i = 0; i < (10 * 1000); i += 20) { if (readl( &instance-> @@ -2729,10 +3221,8 @@ megasas_transition_to_ready(struct megasas_instance* instance) * The cur_state should not last for more than max_wait secs */ for (i = 0; i < (max_wait * 1000); i++) { - fw_state = instance->instancet->read_fw_status_reg(instance->reg_set) & - MFI_STATE_MASK ; - curr_abs_state = - instance->instancet->read_fw_status_reg(instance->reg_set); + curr_abs_state = instance->instancet-> + read_fw_status_reg(instance->reg_set); if (abs_state == curr_abs_state) { msleep(1); @@ -2748,6 +3238,9 @@ megasas_transition_to_ready(struct megasas_instance* instance) "in %d secs\n", fw_state, max_wait); return -ENODEV; } + + abs_state = curr_abs_state; + fw_state = curr_abs_state & MFI_STATE_MASK; } printk(KERN_INFO "megasas: FW now in Ready state\n"); @@ -2888,8 +3381,14 @@ static int megasas_create_frame_pool(struct megasas_instance *instance) } memset(cmd->frame, 0, total_sz); - cmd->frame->io.context = cmd->index; + cmd->frame->io.context = cpu_to_le32(cmd->index); cmd->frame->io.pad_0 = 0; + if ((instance->pdev->device != PCI_DEVICE_ID_LSI_FUSION) && + (instance->pdev->device != PCI_DEVICE_ID_LSI_PLASMA) && + (instance->pdev->device != PCI_DEVICE_ID_LSI_INVADER) && + (instance->pdev->device != PCI_DEVICE_ID_LSI_FURY) && + (reset_devices)) + cmd->frame->hdr.cmd = MFI_CMD_INVALID; } return 0; @@ -3043,13 +3542,13 @@ megasas_get_pd_list(struct megasas_instance *instance) dcmd->cmd = MFI_CMD_DCMD; dcmd->cmd_status = 0xFF; dcmd->sge_count = 1; - dcmd->flags = MFI_FRAME_DIR_READ; + dcmd->flags = cpu_to_le16(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; - dcmd->sgl.sge32[0].length = MEGASAS_MAX_PD * sizeof(struct MR_PD_LIST); + dcmd->data_xfer_len = cpu_to_le32(MEGASAS_MAX_PD * sizeof(struct MR_PD_LIST)); + dcmd->opcode = cpu_to_le32(MR_DCMD_PD_LIST_QUERY); + dcmd->sgl.sge32[0].phys_addr = cpu_to_le32(ci_h); + dcmd->sgl.sge32[0].length = cpu_to_le32(MEGASAS_MAX_PD * sizeof(struct MR_PD_LIST)); if (!megasas_issue_polled(instance, cmd)) { ret = 0; @@ -3064,22 +3563,24 @@ megasas_get_pd_list(struct megasas_instance *instance) pd_addr = ci->addr; if ( ret == 0 && - (ci->count < + (le32_to_cpu(ci->count) < (MEGASAS_MAX_PD_CHANNELS * MEGASAS_MAX_DEV_PER_CHANNEL))) { - memset(instance->pd_list, 0, + memset(instance->local_pd_list, 0, MEGASAS_MAX_PD * sizeof(struct megasas_pd_list)); - for (pd_index = 0; pd_index < ci->count; pd_index++) { + for (pd_index = 0; pd_index < le32_to_cpu(ci->count); pd_index++) { - instance->pd_list[pd_addr->deviceId].tid = - pd_addr->deviceId; - instance->pd_list[pd_addr->deviceId].driveType = + instance->local_pd_list[le16_to_cpu(pd_addr->deviceId)].tid = + le16_to_cpu(pd_addr->deviceId); + instance->local_pd_list[le16_to_cpu(pd_addr->deviceId)].driveType = pd_addr->scsiDevType; - instance->pd_list[pd_addr->deviceId].driveState = + instance->local_pd_list[le16_to_cpu(pd_addr->deviceId)].driveState = MR_PD_STATE_SYSTEM; pd_addr++; } + memcpy(instance->pd_list, instance->local_pd_list, + sizeof(instance->pd_list)); } pci_free_consistent(instance->pdev, @@ -3107,6 +3608,7 @@ megasas_get_ld_list(struct megasas_instance *instance) struct megasas_dcmd_frame *dcmd; struct MR_LD_LIST *ci; dma_addr_t ci_h = 0; + u32 ld_count; cmd = megasas_get_cmd(instance); @@ -3133,12 +3635,12 @@ megasas_get_ld_list(struct megasas_instance *instance) dcmd->cmd = MFI_CMD_DCMD; dcmd->cmd_status = 0xFF; dcmd->sge_count = 1; - dcmd->flags = MFI_FRAME_DIR_READ; + dcmd->flags = cpu_to_le16(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->data_xfer_len = cpu_to_le32(sizeof(struct MR_LD_LIST)); + dcmd->opcode = cpu_to_le32(MR_DCMD_LD_GET_LIST); + dcmd->sgl.sge32[0].phys_addr = cpu_to_le32(ci_h); + dcmd->sgl.sge32[0].length = cpu_to_le32(sizeof(struct MR_LD_LIST)); dcmd->pad_0 = 0; if (!megasas_issue_polled(instance, cmd)) { @@ -3147,12 +3649,14 @@ megasas_get_ld_list(struct megasas_instance *instance) ret = -1; } + ld_count = le32_to_cpu(ci->ldCount); + /* the following function will get the instance PD LIST */ - if ((ret == 0) && (ci->ldCount <= MAX_LOGICAL_DRIVES)) { + if ((ret == 0) && (ld_count <= MAX_LOGICAL_DRIVES)) { memset(instance->ld_ids, 0xff, MEGASAS_MAX_LD_IDS); - for (ld_index = 0; ld_index < ci->ldCount; ld_index++) { + for (ld_index = 0; ld_index < ld_count; ld_index++) { if (ci->ldList[ld_index].state != 0) { ids = ci->ldList[ld_index].ref.targetId; instance->ld_ids[ids] = @@ -3171,6 +3675,87 @@ megasas_get_ld_list(struct megasas_instance *instance) } /** + * megasas_ld_list_query - 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_ld_list_query(struct megasas_instance *instance, u8 query_type) +{ + int ret = 0, ld_index = 0, ids = 0; + struct megasas_cmd *cmd; + struct megasas_dcmd_frame *dcmd; + struct MR_LD_TARGETID_LIST *ci; + dma_addr_t ci_h = 0; + u32 tgtid_count; + + cmd = megasas_get_cmd(instance); + + if (!cmd) { + printk(KERN_WARNING + "megasas:(megasas_ld_list_query): Failed to get cmd\n"); + return -ENOMEM; + } + + dcmd = &cmd->frame->dcmd; + + ci = pci_alloc_consistent(instance->pdev, + sizeof(struct MR_LD_TARGETID_LIST), &ci_h); + + if (!ci) { + printk(KERN_WARNING + "megasas: Failed to alloc mem for ld_list_query\n"); + megasas_return_cmd(instance, cmd); + return -ENOMEM; + } + + memset(ci, 0, sizeof(*ci)); + memset(dcmd->mbox.b, 0, MFI_MBOX_SIZE); + + dcmd->mbox.b[0] = query_type; + + dcmd->cmd = MFI_CMD_DCMD; + dcmd->cmd_status = 0xFF; + dcmd->sge_count = 1; + dcmd->flags = cpu_to_le16(MFI_FRAME_DIR_READ); + dcmd->timeout = 0; + dcmd->data_xfer_len = cpu_to_le32(sizeof(struct MR_LD_TARGETID_LIST)); + dcmd->opcode = cpu_to_le32(MR_DCMD_LD_LIST_QUERY); + dcmd->sgl.sge32[0].phys_addr = cpu_to_le32(ci_h); + dcmd->sgl.sge32[0].length = cpu_to_le32(sizeof(struct MR_LD_TARGETID_LIST)); + dcmd->pad_0 = 0; + + if (!megasas_issue_polled(instance, cmd) && !dcmd->cmd_status) { + ret = 0; + } else { + /* On failure, call older LD list DCMD */ + ret = 1; + } + + tgtid_count = le32_to_cpu(ci->count); + + if ((ret == 0) && (tgtid_count <= (MAX_LOGICAL_DRIVES))) { + memset(instance->ld_ids, 0xff, MEGASAS_MAX_LD_IDS); + for (ld_index = 0; ld_index < tgtid_count; ld_index++) { + ids = ci->targetId[ld_index]; + instance->ld_ids[ids] = ci->targetId[ld_index]; + } + + } + + pci_free_consistent(instance->pdev, sizeof(struct MR_LD_TARGETID_LIST), + ci, ci_h); + + megasas_return_cmd(instance, cmd); + + return ret; +} + +/** * megasas_get_controller_info - Returns FW's controller structure * @instance: Adapter soft state * @ctrl_info: Controller information structure @@ -3213,13 +3798,13 @@ megasas_get_ctrl_info(struct megasas_instance *instance, dcmd->cmd = MFI_CMD_DCMD; dcmd->cmd_status = 0xFF; dcmd->sge_count = 1; - dcmd->flags = MFI_FRAME_DIR_READ; + dcmd->flags = cpu_to_le16(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; - dcmd->sgl.sge32[0].length = sizeof(struct megasas_ctrl_info); + dcmd->data_xfer_len = cpu_to_le32(sizeof(struct megasas_ctrl_info)); + dcmd->opcode = cpu_to_le32(MR_DCMD_CTRL_GET_INFO); + dcmd->sgl.sge32[0].phys_addr = cpu_to_le32(ci_h); + dcmd->sgl.sge32[0].length = cpu_to_le32(sizeof(struct megasas_ctrl_info)); if (!megasas_issue_polled(instance, cmd)) { ret = 0; @@ -3275,22 +3860,25 @@ megasas_issue_init_mfi(struct megasas_instance *instance) memset(initq_info, 0, sizeof(struct megasas_init_queue_info)); init_frame->context = context; - initq_info->reply_queue_entries = instance->max_fw_cmds + 1; - initq_info->reply_queue_start_phys_addr_lo = instance->reply_queue_h; + initq_info->reply_queue_entries = cpu_to_le32(instance->max_fw_cmds + 1); + initq_info->reply_queue_start_phys_addr_lo = cpu_to_le32(instance->reply_queue_h); - initq_info->producer_index_phys_addr_lo = instance->producer_h; - initq_info->consumer_index_phys_addr_lo = instance->consumer_h; + initq_info->producer_index_phys_addr_lo = cpu_to_le32(instance->producer_h); + initq_info->consumer_index_phys_addr_lo = cpu_to_le32(instance->consumer_h); init_frame->cmd = MFI_CMD_INIT; init_frame->cmd_status = 0xFF; - init_frame->queue_info_new_phys_addr_lo = initq_info_h; + init_frame->queue_info_new_phys_addr_lo = + cpu_to_le32(lower_32_bits(initq_info_h)); + init_frame->queue_info_new_phys_addr_hi = + cpu_to_le32(upper_32_bits(initq_info_h)); - init_frame->data_xfer_len = sizeof(struct megasas_init_queue_info); + init_frame->data_xfer_len = cpu_to_le32(sizeof(struct megasas_init_queue_info)); /* * disable the intr before firing the init frame to FW */ - instance->instancet->disable_intr(instance->reg_set); + instance->instancet->disable_intr(instance); /* * Issue the init frame in polled mode @@ -3310,47 +3898,6 @@ fail_fw_init: return -EINVAL; } -/** - * megasas_start_timer - Initializes a timer object - * @instance: Adapter soft state - * @timer: timer object to be initialized - * @fn: timer function - * @interval: time interval between timer function call - */ -static inline void -megasas_start_timer(struct megasas_instance *instance, - struct timer_list *timer, - void *fn, unsigned long interval) -{ - init_timer(timer); - timer->expires = jiffies + interval; - timer->data = (unsigned long)instance; - timer->function = fn; - add_timer(timer); -} - -/** - * megasas_io_completion_timer - Timer fn - * @instance_addr: Address of adapter soft state - * - * Schedules tasklet for cmd completion - * if poll_mode_io is set - */ -static void -megasas_io_completion_timer(unsigned long instance_addr) -{ - struct megasas_instance *instance = - (struct megasas_instance *)instance_addr; - - if (atomic_read(&instance->fw_outstanding)) - tasklet_schedule(&instance->isr_tasklet); - - /* Restart timer */ - if (poll_mode_io) - mod_timer(&instance->io_completion_timer, - jiffies + MEGASAS_COMPLETION_TIMER_INTERVAL); -} - static u32 megasas_init_adapter_mfi(struct megasas_instance *instance) { @@ -3424,7 +3971,6 @@ fail_reply_queue: megasas_free_cmds(instance); fail_alloc_cmds: - iounmap(instance->reg_set); return 1; } @@ -3439,22 +3985,25 @@ static int megasas_init_fw(struct megasas_instance *instance) { u32 max_sectors_1; u32 max_sectors_2; - u32 tmp_sectors; + u32 tmp_sectors, msix_enable, scratch_pad_2; + resource_size_t base_addr; struct megasas_register_set __iomem *reg_set; struct megasas_ctrl_info *ctrl_info; unsigned long bar_list; + int i, loop, fw_msix_count = 0; + struct IOV_111 *iovPtr; /* Find first memory bar */ bar_list = pci_select_bars(instance->pdev, IORESOURCE_MEM); instance->bar = find_first_bit(&bar_list, sizeof(unsigned long)); - instance->base_addr = pci_resource_start(instance->pdev, instance->bar); if (pci_request_selected_regions(instance->pdev, instance->bar, "megasas: LSI")) { printk(KERN_DEBUG "megasas: IO memory region busy!\n"); return -EBUSY; } - instance->reg_set = ioremap_nocache(instance->base_addr, 8192); + base_addr = pci_resource_start(instance->pdev, instance->bar); + instance->reg_set = ioremap_nocache(base_addr, 8192); if (!instance->reg_set) { printk(KERN_DEBUG "megasas: Failed to map IO mem\n"); @@ -3465,6 +4014,9 @@ static int megasas_init_fw(struct megasas_instance *instance) switch (instance->pdev->device) { case PCI_DEVICE_ID_LSI_FUSION: + case PCI_DEVICE_ID_LSI_PLASMA: + case PCI_DEVICE_ID_LSI_INVADER: + case PCI_DEVICE_ID_LSI_FURY: instance->instancet = &megasas_instance_template_fusion; break; case PCI_DEVICE_ID_LSI_SAS1078R: @@ -3486,15 +4038,96 @@ static int megasas_init_fw(struct megasas_instance *instance) break; } + if (megasas_transition_to_ready(instance, 0)) { + atomic_set(&instance->fw_reset_no_pci_access, 1); + instance->instancet->adp_reset + (instance, instance->reg_set); + atomic_set(&instance->fw_reset_no_pci_access, 0); + dev_info(&instance->pdev->dev, + "megasas: FW restarted successfully from %s!\n", + __func__); + + /*waitting for about 30 second before retry*/ + ssleep(30); + + if (megasas_transition_to_ready(instance, 0)) + goto fail_ready_state; + } + /* - * We expect the FW state to be READY + * MSI-X host index 0 is common for all adapter. + * It is used for all MPT based Adapters. */ - if (megasas_transition_to_ready(instance)) - goto fail_ready_state; + instance->reply_post_host_index_addr[0] = + (u32 *)((u8 *)instance->reg_set + + MPI2_REPLY_POST_HOST_INDEX_OFFSET); + + /* Check if MSI-X is supported while in ready state */ + msix_enable = (instance->instancet->read_fw_status_reg(reg_set) & + 0x4000000) >> 0x1a; + if (msix_enable && !msix_disable) { + scratch_pad_2 = readl + (&instance->reg_set->outbound_scratch_pad_2); + /* Check max MSI-X vectors */ + if ((instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_PLASMA)) { + instance->msix_vectors = (scratch_pad_2 + & MR_MAX_REPLY_QUEUES_OFFSET) + 1; + fw_msix_count = instance->msix_vectors; + if (msix_vectors) + instance->msix_vectors = + min(msix_vectors, + instance->msix_vectors); + } else if ((instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) + || (instance->pdev->device == PCI_DEVICE_ID_LSI_FURY)) { + /* Invader/Fury supports more than 8 MSI-X */ + instance->msix_vectors = ((scratch_pad_2 + & MR_MAX_REPLY_QUEUES_EXT_OFFSET) + >> MR_MAX_REPLY_QUEUES_EXT_OFFSET_SHIFT) + 1; + fw_msix_count = instance->msix_vectors; + /* Save 1-15 reply post index address to local memory + * Index 0 is already saved from reg offset + * MPI2_REPLY_POST_HOST_INDEX_OFFSET + */ + for (loop = 1; loop < MR_MAX_MSIX_REG_ARRAY; loop++) { + instance->reply_post_host_index_addr[loop] = + (u32 *)((u8 *)instance->reg_set + + MPI2_SUP_REPLY_POST_HOST_INDEX_OFFSET + + (loop * 0x10)); + } + if (msix_vectors) + instance->msix_vectors = min(msix_vectors, + instance->msix_vectors); + } else + instance->msix_vectors = 1; + /* Don't bother allocating more MSI-X vectors than cpus */ + instance->msix_vectors = min(instance->msix_vectors, + (unsigned int)num_online_cpus()); + for (i = 0; i < instance->msix_vectors; i++) + instance->msixentry[i].entry = i; + i = pci_enable_msix(instance->pdev, instance->msixentry, + instance->msix_vectors); + if (i >= 0) { + if (i) { + if (!pci_enable_msix(instance->pdev, + instance->msixentry, i)) + instance->msix_vectors = i; + else + instance->msix_vectors = 0; + } + } else + instance->msix_vectors = 0; + + dev_info(&instance->pdev->dev, "[scsi%d]: FW supports" + "<%d> MSIX vector,Online CPUs: <%d>," + "Current MSIX <%d>\n", instance->host->host_no, + fw_msix_count, (unsigned int)num_online_cpus(), + instance->msix_vectors); + } /* Get operational params, sge flags, send init cmd to controller */ if (instance->instancet->init_adapter(instance)) - return -ENODEV; + goto fail_init_adapter; printk(KERN_ERR "megasas: INIT adapter done\n"); @@ -3504,10 +4137,15 @@ static int megasas_init_fw(struct megasas_instance *instance) memset(instance->pd_list, 0 , (MEGASAS_MAX_PD * sizeof(struct megasas_pd_list))); - megasas_get_pd_list(instance); + if (megasas_get_pd_list(instance) < 0) { + printk(KERN_ERR "megasas: failed to get PD list\n"); + goto fail_init_adapter; + } memset(instance->ld_ids, 0xff, MEGASAS_MAX_LD_IDS); - megasas_get_ld_list(instance); + if (megasas_ld_list_query(instance, + MR_LD_QUERY_TYPE_EXPOSED_TO_HOST)) + megasas_get_ld_list(instance); ctrl_info = kmalloc(sizeof(struct megasas_ctrl_info), GFP_KERNEL); @@ -3524,14 +4162,56 @@ static int megasas_init_fw(struct megasas_instance *instance) if (ctrl_info && !megasas_get_ctrl_info(instance, ctrl_info)) { max_sectors_1 = (1 << ctrl_info->stripe_sz_ops.min) * - ctrl_info->max_strips_per_io; - max_sectors_2 = ctrl_info->max_request_size; + le16_to_cpu(ctrl_info->max_strips_per_io); + max_sectors_2 = le32_to_cpu(ctrl_info->max_request_size); tmp_sectors = min_t(u32, max_sectors_1 , max_sectors_2); + + /*Check whether controller is iMR or MR */ + if (ctrl_info->memory_size) { + instance->is_imr = 0; + dev_info(&instance->pdev->dev, "Controller type: MR," + "Memory size is: %dMB\n", + le16_to_cpu(ctrl_info->memory_size)); + } else { + instance->is_imr = 1; + dev_info(&instance->pdev->dev, + "Controller type: iMR\n"); + } + /* OnOffProperties are converted into CPU arch*/ + le32_to_cpus((u32 *)&ctrl_info->properties.OnOffProperties); instance->disableOnlineCtrlReset = ctrl_info->properties.OnOffProperties.disableOnlineCtrlReset; - } + /* adapterOperations2 are converted into CPU arch*/ + le32_to_cpus((u32 *)&ctrl_info->adapterOperations2); + instance->mpio = ctrl_info->adapterOperations2.mpio; + instance->UnevenSpanSupport = + ctrl_info->adapterOperations2.supportUnevenSpans; + if (instance->UnevenSpanSupport) { + struct fusion_context *fusion = instance->ctrl_context; + dev_info(&instance->pdev->dev, "FW supports: " + "UnevenSpanSupport=%x\n", instance->UnevenSpanSupport); + if (MR_ValidateMapInfo(instance)) + fusion->fast_path_io = 1; + else + fusion->fast_path_io = 0; + } + if (ctrl_info->host_interface.SRIOV) { + if (!ctrl_info->adapterOperations2.activePassive) + instance->PlasmaFW111 = 1; + + if (!instance->PlasmaFW111) + instance->requestorId = + ctrl_info->iov.requestorId; + else { + iovPtr = (struct IOV_111 *)((unsigned char *)ctrl_info + IOV_111_OFFSET); + instance->requestorId = iovPtr->requestorId; + } + printk(KERN_WARNING "megaraid_sas: I am VF " + "requestorId %d\n", instance->requestorId); + } + } instance->max_sectors_per_req = instance->max_num_sge * PAGE_SIZE / 512; if (tmp_sectors && (instance->max_sectors_per_req > tmp_sectors)) @@ -3539,20 +4219,44 @@ static int megasas_init_fw(struct megasas_instance *instance) kfree(ctrl_info); + /* Check for valid throttlequeuedepth module parameter */ + if (instance->is_imr) { + if (throttlequeuedepth > (instance->max_fw_cmds - + MEGASAS_SKINNY_INT_CMDS)) + instance->throttlequeuedepth = + MEGASAS_THROTTLE_QUEUE_DEPTH; + else + instance->throttlequeuedepth = throttlequeuedepth; + } else { + if (throttlequeuedepth > (instance->max_fw_cmds - + MEGASAS_INT_CMDS)) + instance->throttlequeuedepth = + MEGASAS_THROTTLE_QUEUE_DEPTH; + else + instance->throttlequeuedepth = throttlequeuedepth; + } + /* * Setup tasklet for cmd completion */ - tasklet_init(&instance->isr_tasklet, megasas_complete_cmd_dpc, + tasklet_init(&instance->isr_tasklet, instance->instancet->tasklet, (unsigned long)instance); - /* Initialize the cmd completion timer */ - if (poll_mode_io) - megasas_start_timer(instance, &instance->io_completion_timer, - megasas_io_completion_timer, - MEGASAS_COMPLETION_TIMER_INTERVAL); + /* Launch SR-IOV heartbeat timer */ + if (instance->requestorId) { + if (!megasas_sriov_start_heartbeat(instance, 1)) + megasas_start_timer(instance, + &instance->sriov_heartbeat_timer, + megasas_sriov_heartbeat_handler, + MEGASAS_SRIOV_HEARTBEAT_INTERVAL_VF); + else + instance->skip_heartbeat_timer_del = 1; + } + return 0; +fail_init_adapter: fail_ready_state: iounmap(instance->reg_set); @@ -3624,20 +4328,27 @@ megasas_get_seq_num(struct megasas_instance *instance, dcmd->cmd = MFI_CMD_DCMD; dcmd->cmd_status = 0x0; dcmd->sge_count = 1; - dcmd->flags = MFI_FRAME_DIR_READ; + dcmd->flags = cpu_to_le16(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; - dcmd->sgl.sge32[0].length = sizeof(struct megasas_evt_log_info); - - megasas_issue_blocked_cmd(instance, cmd); - - /* - * Copy the data back into callers buffer - */ - memcpy(eli, el_info, sizeof(struct megasas_evt_log_info)); + dcmd->data_xfer_len = cpu_to_le32(sizeof(struct megasas_evt_log_info)); + dcmd->opcode = cpu_to_le32(MR_DCMD_CTRL_EVENT_GET_INFO); + dcmd->sgl.sge32[0].phys_addr = cpu_to_le32(el_info_h); + dcmd->sgl.sge32[0].length = cpu_to_le32(sizeof(struct megasas_evt_log_info)); + + if (megasas_issue_blocked_cmd(instance, cmd, 30)) + dev_err(&instance->pdev->dev, "Command timedout" + "from %s\n", __func__); + else { + /* + * Copy the data back into callers buffer + */ + eli->newest_seq_num = le32_to_cpu(el_info->newest_seq_num); + eli->oldest_seq_num = le32_to_cpu(el_info->oldest_seq_num); + eli->clear_seq_num = le32_to_cpu(el_info->clear_seq_num); + eli->shutdown_seq_num = le32_to_cpu(el_info->shutdown_seq_num); + eli->boot_seq_num = le32_to_cpu(el_info->boot_seq_num); + } pci_free_consistent(instance->pdev, sizeof(struct megasas_evt_log_info), el_info, el_info_h); @@ -3684,6 +4395,7 @@ megasas_register_aen(struct megasas_instance *instance, u32 seq_num, if (instance->aen_cmd) { prev_aen.word = instance->aen_cmd->frame->dcmd.mbox.w[1]; + prev_aen.members.locale = le16_to_cpu(prev_aen.members.locale); /* * A class whose enum value is smaller is inclusive of all @@ -3712,7 +4424,7 @@ megasas_register_aen(struct megasas_instance *instance, u32 seq_num, instance->aen_cmd->abort_aen = 1; ret_val = megasas_issue_blocked_abort_cmd(instance, instance-> - aen_cmd); + aen_cmd, 30); if (ret_val) { printk(KERN_DEBUG "megasas: Failed to abort " @@ -3739,16 +4451,16 @@ megasas_register_aen(struct megasas_instance *instance, u32 seq_num, dcmd->cmd = MFI_CMD_DCMD; dcmd->cmd_status = 0x0; dcmd->sge_count = 1; - dcmd->flags = MFI_FRAME_DIR_READ; + dcmd->flags = cpu_to_le16(MFI_FRAME_DIR_READ); dcmd->timeout = 0; dcmd->pad_0 = 0; + dcmd->data_xfer_len = cpu_to_le32(sizeof(struct megasas_evt_detail)); + dcmd->opcode = cpu_to_le32(MR_DCMD_CTRL_EVENT_WAIT); + dcmd->mbox.w[0] = cpu_to_le32(seq_num); instance->last_seq_num = seq_num; - dcmd->data_xfer_len = sizeof(struct megasas_evt_detail); - dcmd->opcode = MR_DCMD_CTRL_EVENT_WAIT; - dcmd->mbox.w[0] = seq_num; - dcmd->mbox.w[1] = curr_aen.word; - dcmd->sgl.sge32[0].phys_addr = (u32) instance->evt_detail_h; - dcmd->sgl.sge32[0].length = sizeof(struct megasas_evt_detail); + dcmd->mbox.w[1] = cpu_to_le32(curr_aen.word); + dcmd->sgl.sge32[0].phys_addr = cpu_to_le32(instance->evt_detail_h); + dcmd->sgl.sge32[0].length = cpu_to_le32(sizeof(struct megasas_evt_detail)); if (instance->aen_cmd != NULL) { megasas_return_cmd(instance, cmd); @@ -3794,8 +4506,9 @@ static int megasas_start_aen(struct megasas_instance *instance) class_locale.members.locale = MR_EVT_LOCALE_ALL; class_locale.members.class = MR_EVT_CLASS_DEBUG; - return megasas_register_aen(instance, eli.newest_seq_num + 1, - class_locale.word); + return megasas_register_aen(instance, + eli.newest_seq_num + 1, + class_locale.word); } /** @@ -3811,8 +4524,7 @@ static int megasas_io_attach(struct megasas_instance *instance) */ host->irq = instance->pdev->irq; host->unique_id = instance->unique_id; - if ((instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0073SKINNY) || - (instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0071SKINNY)) { + if (instance->is_imr) { host->can_queue = instance->max_fw_cmds - MEGASAS_SKINNY_INT_CMDS; } else @@ -3820,6 +4532,10 @@ static int megasas_io_attach(struct megasas_instance *instance) instance->max_fw_cmds - MEGASAS_INT_CMDS; host->this_id = instance->init_id; host->sg_tablesize = instance->max_num_sge; + + if (instance->fw_support_ieee) + instance->max_sectors_per_req = MEGASAS_MAX_SECTORS_IEEE; + /* * Check if the module parameter value for max_sectors can be used */ @@ -3849,7 +4565,10 @@ static int megasas_io_attach(struct megasas_instance *instance) host->max_cmd_len = 16; /* Fusion only supports host reset */ - if (instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) { + if ((instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_PLASMA) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_FURY)) { host->hostt->eh_device_reset_handler = NULL; host->hostt->eh_bus_reset_handler = NULL; } @@ -3885,6 +4604,20 @@ megasas_set_dma_mask(struct pci_dev *pdev) if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) goto fail_set_dma_mask; } + /* + * Ensure that all data structures are allocated in 32-bit + * memory. + */ + if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) { + /* Try 32bit DMA mask and 32 bit Consistent dma mask */ + if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) + && !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) + dev_info(&pdev->dev, "set 32bit DMA mask" + "and 32 bit consistent mask\n"); + else + goto fail_set_dma_mask; + } + return 0; fail_set_dma_mask: @@ -3896,12 +4629,29 @@ fail_set_dma_mask: * @pdev: PCI device structure * @id: PCI ids of supported hotplugged adapter */ -static int __devinit -megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) +static int megasas_probe_one(struct pci_dev *pdev, + const struct pci_device_id *id) { - int rval; + int rval, pos, i, j, cpu; struct Scsi_Host *host; struct megasas_instance *instance; + u16 control = 0; + + /* Reset MSI-X in the kdump kernel */ + if (reset_devices) { + pos = pci_find_capability(pdev, PCI_CAP_ID_MSIX); + if (pos) { + pci_read_config_word(pdev, pos + PCI_MSIX_FLAGS, + &control); + if (control & PCI_MSIX_FLAGS_ENABLE) { + dev_info(&pdev->dev, "resetting MSI-X\n"); + pci_write_config_word(pdev, + pos + PCI_MSIX_FLAGS, + control & + ~PCI_MSIX_FLAGS_ENABLE); + } + } + } /* * Announce PCI information @@ -3942,6 +4692,9 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) switch (instance->pdev->device) { case PCI_DEVICE_ID_LSI_FUSION: + case PCI_DEVICE_ID_LSI_PLASMA: + case PCI_DEVICE_ID_LSI_INVADER: + case PCI_DEVICE_ID_LSI_FURY: { struct fusion_context *fusion; @@ -3982,6 +4735,7 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) instance->ev = NULL; instance->issuepend_done = 1; instance->adprecovery = MEGASAS_HBA_OPERATIONAL; + instance->is_imr = 0; megasas_poll_wait_aen = 0; instance->evt_detail = pci_alloc_consistent(pdev, @@ -4009,7 +4763,6 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) spin_lock_init(&instance->cmd_pool_lock); spin_lock_init(&instance->hba_lock); spin_lock_init(&instance->completion_lock); - spin_lock_init(&poll_aen_lock); mutex_init(&instance->aen_mutex); mutex_init(&instance->reset_mutex); @@ -4033,8 +4786,12 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) instance->unload = 1; instance->last_time = 0; instance->disableOnlineCtrlReset = 1; + instance->UnevenSpanSupport = 0; - if (instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) + if ((instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_PLASMA) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_FURY)) INIT_WORK(&instance->work_init, megasas_fusion_ocr_wq); else INIT_WORK(&instance->work_init, process_fw_state_change_wq); @@ -4045,25 +4802,70 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) if (megasas_init_fw(instance)) goto fail_init_mfi; - /* Try to enable MSI-X */ - if ((instance->pdev->device != PCI_DEVICE_ID_LSI_SAS1078R) && - (instance->pdev->device != PCI_DEVICE_ID_LSI_SAS1078DE) && - (instance->pdev->device != PCI_DEVICE_ID_LSI_VERDE_ZCR) && - !msix_disable && !pci_enable_msix(instance->pdev, - &instance->msixentry, 1)) - instance->msi_flag = 1; + if (instance->requestorId) { + if (instance->PlasmaFW111) { + instance->vf_affiliation_111 = + pci_alloc_consistent(pdev, sizeof(struct MR_LD_VF_AFFILIATION_111), + &instance->vf_affiliation_111_h); + if (!instance->vf_affiliation_111) + printk(KERN_WARNING "megasas: Can't allocate " + "memory for VF affiliation buffer\n"); + } else { + instance->vf_affiliation = + pci_alloc_consistent(pdev, + (MAX_LOGICAL_DRIVES + 1) * + sizeof(struct MR_LD_VF_AFFILIATION), + &instance->vf_affiliation_h); + if (!instance->vf_affiliation) + printk(KERN_WARNING "megasas: Can't allocate " + "memory for VF affiliation buffer\n"); + } + } +retry_irq_register: /* * Register IRQ */ - if (request_irq(instance->msi_flag ? instance->msixentry.vector : - pdev->irq, instance->instancet->service_isr, - IRQF_SHARED, "megasas", instance)) { - printk(KERN_DEBUG "megasas: Failed to register IRQ\n"); - goto fail_irq; + if (instance->msix_vectors) { + cpu = cpumask_first(cpu_online_mask); + for (i = 0; i < instance->msix_vectors; i++) { + instance->irq_context[i].instance = instance; + instance->irq_context[i].MSIxIndex = i; + if (request_irq(instance->msixentry[i].vector, + instance->instancet->service_isr, 0, + "megasas", + &instance->irq_context[i])) { + printk(KERN_DEBUG "megasas: Failed to " + "register IRQ for vector %d.\n", i); + for (j = 0; j < i; j++) { + irq_set_affinity_hint( + instance->msixentry[j].vector, NULL); + free_irq( + instance->msixentry[j].vector, + &instance->irq_context[j]); + } + /* Retry irq register for IO_APIC */ + instance->msix_vectors = 0; + goto retry_irq_register; + } + if (irq_set_affinity_hint(instance->msixentry[i].vector, + get_cpu_mask(cpu))) + dev_err(&instance->pdev->dev, "Error setting" + "affinity hint for cpu %d\n", cpu); + cpu = cpumask_next(cpu, cpu_online_mask); + } + } else { + instance->irq_context[0].instance = instance; + instance->irq_context[0].MSIxIndex = 0; + if (request_irq(pdev->irq, instance->instancet->service_isr, + IRQF_SHARED, "megasas", + &instance->irq_context[0])) { + printk(KERN_DEBUG "megasas: Failed to register IRQ\n"); + goto fail_irq; + } } - instance->instancet->enable_intr(instance->reg_set); + instance->instancet->enable_intr(instance); /* * Store instance in PCI softstate @@ -4079,6 +4881,14 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) megasas_mgmt_info.max_index++; /* + * Register with SCSI mid-layer + */ + if (megasas_io_attach(instance)) + goto fail_io_attach; + + instance->unload = 0; + + /* * Initiate AEN (Asynchronous Event Notification) */ if (megasas_start_aen(instance)) { @@ -4086,13 +4896,6 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) goto fail_start_aen; } - /* - * Register with SCSI mid-layer - */ - if (megasas_io_attach(instance)) - goto fail_io_attach; - - instance->unload = 0; return 0; fail_start_aen: @@ -4101,28 +4904,36 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) megasas_mgmt_info.instance[megasas_mgmt_info.max_index] = NULL; megasas_mgmt_info.max_index--; - pci_set_drvdata(pdev, NULL); - instance->instancet->disable_intr(instance->reg_set); - free_irq(instance->msi_flag ? instance->msixentry.vector : - instance->pdev->irq, instance); - if (instance->msi_flag) - pci_disable_msix(instance->pdev); - - fail_irq: + instance->instancet->disable_intr(instance); + if (instance->msix_vectors) + for (i = 0; i < instance->msix_vectors; i++) { + irq_set_affinity_hint( + instance->msixentry[i].vector, NULL); + free_irq(instance->msixentry[i].vector, + &instance->irq_context[i]); + } + else + free_irq(instance->pdev->irq, &instance->irq_context[0]); +fail_irq: + if ((instance->pdev->device == PCI_DEVICE_ID_LSI_FUSION) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_PLASMA) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_INVADER) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_FURY)) + megasas_release_fusion(instance); + else + megasas_release_mfi(instance); fail_init_mfi: + if (instance->msix_vectors) + pci_disable_msix(instance->pdev); fail_alloc_dma_buf: if (instance->evt_detail) pci_free_consistent(pdev, sizeof(struct megasas_evt_detail), instance->evt_detail, instance->evt_detail_h); - if (instance->producer) { + if (instance->producer) pci_free_consistent(pdev, sizeof(u32), instance->producer, instance->producer_h); - megasas_release_mfi(instance); - } else { - megasas_release_fusion(instance); - } if (instance->consumer) pci_free_consistent(pdev, sizeof(u32), instance->consumer, instance->consumer_h); @@ -4159,14 +4970,16 @@ static void megasas_flush_cache(struct megasas_instance *instance) dcmd->cmd = MFI_CMD_DCMD; dcmd->cmd_status = 0x0; dcmd->sge_count = 0; - dcmd->flags = MFI_FRAME_DIR_NONE; + dcmd->flags = cpu_to_le16(MFI_FRAME_DIR_NONE); dcmd->timeout = 0; dcmd->pad_0 = 0; dcmd->data_xfer_len = 0; - dcmd->opcode = MR_DCMD_CTRL_CACHE_FLUSH; + dcmd->opcode = cpu_to_le32(MR_DCMD_CTRL_CACHE_FLUSH); dcmd->mbox.b[0] = MR_FLUSH_CTRL_CACHE | MR_FLUSH_DISK_CACHE; - megasas_issue_blocked_cmd(instance, cmd); + if (megasas_issue_blocked_cmd(instance, cmd, 30)) + dev_err(&instance->pdev->dev, "Command timedout" + " from %s\n", __func__); megasas_return_cmd(instance, cmd); @@ -4193,10 +5006,11 @@ static void megasas_shutdown_controller(struct megasas_instance *instance, return; if (instance->aen_cmd) - megasas_issue_blocked_abort_cmd(instance, instance->aen_cmd); + megasas_issue_blocked_abort_cmd(instance, + instance->aen_cmd, 30); if (instance->map_update_cmd) megasas_issue_blocked_abort_cmd(instance, - instance->map_update_cmd); + instance->map_update_cmd, 30); dcmd = &cmd->frame->dcmd; memset(dcmd->mbox.b, 0, MFI_MBOX_SIZE); @@ -4204,13 +5018,15 @@ static void megasas_shutdown_controller(struct megasas_instance *instance, dcmd->cmd = MFI_CMD_DCMD; dcmd->cmd_status = 0x0; dcmd->sge_count = 0; - dcmd->flags = MFI_FRAME_DIR_NONE; + dcmd->flags = cpu_to_le16(MFI_FRAME_DIR_NONE); dcmd->timeout = 0; dcmd->pad_0 = 0; dcmd->data_xfer_len = 0; - dcmd->opcode = opcode; + dcmd->opcode = cpu_to_le32(opcode); - megasas_issue_blocked_cmd(instance, cmd); + if (megasas_issue_blocked_cmd(instance, cmd, 30)) + dev_err(&instance->pdev->dev, "Command timedout" + "from %s\n", __func__); megasas_return_cmd(instance, cmd); @@ -4228,13 +5044,15 @@ megasas_suspend(struct pci_dev *pdev, pm_message_t state) { struct Scsi_Host *host; struct megasas_instance *instance; + int i; instance = pci_get_drvdata(pdev); host = instance->host; instance->unload = 1; - if (poll_mode_io) - del_timer_sync(&instance->io_completion_timer); + /* Shutdown SR-IOV heartbeat timer */ + if (instance->requestorId && !instance->skip_heartbeat_timer_del) + del_timer_sync(&instance->sriov_heartbeat_timer); megasas_flush_cache(instance); megasas_shutdown_controller(instance, MR_DCMD_HIBERNATE_SHUTDOWN); @@ -4242,19 +5060,25 @@ megasas_suspend(struct pci_dev *pdev, pm_message_t state) /* cancel the delayed work if this work still in queue */ if (instance->ev != NULL) { struct megasas_aen_event *ev = instance->ev; - cancel_delayed_work( - (struct delayed_work *)&ev->hotplug_work); - flush_scheduled_work(); + cancel_delayed_work_sync(&ev->hotplug_work); instance->ev = NULL; } tasklet_kill(&instance->isr_tasklet); pci_set_drvdata(instance->pdev, instance); - instance->instancet->disable_intr(instance->reg_set); - free_irq(instance->msi_flag ? instance->msixentry.vector : - instance->pdev->irq, instance); - if (instance->msi_flag) + instance->instancet->disable_intr(instance); + + if (instance->msix_vectors) + for (i = 0; i < instance->msix_vectors; i++) { + irq_set_affinity_hint( + instance->msixentry[i].vector, NULL); + free_irq(instance->msixentry[i].vector, + &instance->irq_context[i]); + } + else + free_irq(instance->pdev->irq, &instance->irq_context[0]); + if (instance->msix_vectors) pci_disable_msix(instance->pdev); pci_save_state(pdev); @@ -4272,7 +5096,7 @@ megasas_suspend(struct pci_dev *pdev, pm_message_t state) static int megasas_resume(struct pci_dev *pdev) { - int rval; + int rval, i, j, cpu; struct Scsi_Host *host; struct megasas_instance *instance; @@ -4306,11 +5130,19 @@ megasas_resume(struct pci_dev *pdev) /* * We expect the FW state to be READY */ - if (megasas_transition_to_ready(instance)) + if (megasas_transition_to_ready(instance, 0)) goto fail_ready_state; + /* Now re-enable MSI-X */ + if (instance->msix_vectors) + pci_enable_msix(instance->pdev, instance->msixentry, + instance->msix_vectors); + switch (instance->pdev->device) { case PCI_DEVICE_ID_LSI_FUSION: + case PCI_DEVICE_ID_LSI_PLASMA: + case PCI_DEVICE_ID_LSI_INVADER: + case PCI_DEVICE_ID_LSI_FURY: { megasas_reset_reply_desc(instance); if (megasas_ioc_init_fusion(instance)) { @@ -4333,21 +5165,60 @@ megasas_resume(struct pci_dev *pdev) tasklet_init(&instance->isr_tasklet, instance->instancet->tasklet, (unsigned long)instance); - /* Now re-enable MSI-X */ - if (instance->msi_flag) - pci_enable_msix(instance->pdev, &instance->msixentry, 1); - /* * Register IRQ */ - if (request_irq(instance->msi_flag ? instance->msixentry.vector : - pdev->irq, instance->instancet->service_isr, - IRQF_SHARED, "megasas", instance)) { - printk(KERN_ERR "megasas: Failed to register IRQ\n"); - goto fail_irq; + if (instance->msix_vectors) { + cpu = cpumask_first(cpu_online_mask); + for (i = 0 ; i < instance->msix_vectors; i++) { + instance->irq_context[i].instance = instance; + instance->irq_context[i].MSIxIndex = i; + if (request_irq(instance->msixentry[i].vector, + instance->instancet->service_isr, 0, + "megasas", + &instance->irq_context[i])) { + printk(KERN_DEBUG "megasas: Failed to " + "register IRQ for vector %d.\n", i); + for (j = 0; j < i; j++) { + irq_set_affinity_hint( + instance->msixentry[j].vector, NULL); + free_irq( + instance->msixentry[j].vector, + &instance->irq_context[j]); + } + goto fail_irq; + } + + if (irq_set_affinity_hint(instance->msixentry[i].vector, + get_cpu_mask(cpu))) + dev_err(&instance->pdev->dev, "Error setting" + "affinity hint for cpu %d\n", cpu); + cpu = cpumask_next(cpu, cpu_online_mask); + } + } else { + instance->irq_context[0].instance = instance; + instance->irq_context[0].MSIxIndex = 0; + if (request_irq(pdev->irq, instance->instancet->service_isr, + IRQF_SHARED, "megasas", + &instance->irq_context[0])) { + printk(KERN_DEBUG "megasas: Failed to register IRQ\n"); + goto fail_irq; + } } - instance->instancet->enable_intr(instance->reg_set); + /* Re-launch SR-IOV heartbeat timer */ + if (instance->requestorId) { + if (!megasas_sriov_start_heartbeat(instance, 0)) + megasas_start_timer(instance, + &instance->sriov_heartbeat_timer, + megasas_sriov_heartbeat_handler, + MEGASAS_SRIOV_HEARTBEAT_INTERVAL_VF); + else + instance->skip_heartbeat_timer_del = 1; + } + + instance->instancet->enable_intr(instance); + instance->unload = 0; /* * Initiate AEN (Asynchronous Event Notification) @@ -4355,13 +5226,6 @@ megasas_resume(struct pci_dev *pdev) if (megasas_start_aen(instance)) printk(KERN_ERR "megasas: Start AEN failed\n"); - /* Initialize the cmd completion timer */ - if (poll_mode_io) - megasas_start_timer(instance, &instance->io_completion_timer, - megasas_io_completion_timer, - MEGASAS_COMPLETION_TIMER_INTERVAL); - instance->unload = 0; - return 0; fail_irq: @@ -4395,7 +5259,7 @@ fail_ready_state: * megasas_detach_one - PCI hot"un"plug entry point * @pdev: PCI device structure */ -static void __devexit megasas_detach_one(struct pci_dev *pdev) +static void megasas_detach_one(struct pci_dev *pdev) { int i; struct Scsi_Host *host; @@ -4407,8 +5271,9 @@ static void __devexit megasas_detach_one(struct pci_dev *pdev) host = instance->host; fusion = instance->ctrl_context; - if (poll_mode_io) - del_timer_sync(&instance->io_completion_timer); + /* Shutdown SR-IOV heartbeat timer */ + if (instance->requestorId && !instance->skip_heartbeat_timer_del) + del_timer_sync(&instance->sriov_heartbeat_timer); scsi_remove_host(instance->host); megasas_flush_cache(instance); @@ -4417,12 +5282,13 @@ static void __devexit megasas_detach_one(struct pci_dev *pdev) /* cancel the delayed work if this work still in queue*/ if (instance->ev != NULL) { struct megasas_aen_event *ev = instance->ev; - cancel_delayed_work( - (struct delayed_work *)&ev->hotplug_work); - flush_scheduled_work(); + cancel_delayed_work_sync(&ev->hotplug_work); instance->ev = NULL; } + /* cancel all wait events */ + wake_up_all(&instance->int_cmd_wait_q); + tasklet_kill(&instance->isr_tasklet); /* @@ -4438,17 +5304,25 @@ static void __devexit megasas_detach_one(struct pci_dev *pdev) } } - pci_set_drvdata(instance->pdev, NULL); + instance->instancet->disable_intr(instance); - instance->instancet->disable_intr(instance->reg_set); - - free_irq(instance->msi_flag ? instance->msixentry.vector : - instance->pdev->irq, instance); - if (instance->msi_flag) + if (instance->msix_vectors) + for (i = 0; i < instance->msix_vectors; i++) { + irq_set_affinity_hint( + instance->msixentry[i].vector, NULL); + free_irq(instance->msixentry[i].vector, + &instance->irq_context[i]); + } + else + free_irq(instance->pdev->irq, &instance->irq_context[0]); + if (instance->msix_vectors) pci_disable_msix(instance->pdev); switch (instance->pdev->device) { case PCI_DEVICE_ID_LSI_FUSION: + case PCI_DEVICE_ID_LSI_PLASMA: + case PCI_DEVICE_ID_LSI_INVADER: + case PCI_DEVICE_ID_LSI_FURY: megasas_release_fusion(instance); for (i = 0; i < 2 ; i++) if (fusion->ld_map[i]) @@ -4461,10 +5335,6 @@ static void __devexit megasas_detach_one(struct pci_dev *pdev) break; default: megasas_release_mfi(instance); - pci_free_consistent(pdev, - sizeof(struct megasas_evt_detail), - instance->evt_detail, - instance->evt_detail_h); pci_free_consistent(pdev, sizeof(u32), instance->producer, instance->producer_h); @@ -4474,9 +5344,28 @@ static void __devexit megasas_detach_one(struct pci_dev *pdev) break; } - scsi_host_put(host); + if (instance->evt_detail) + pci_free_consistent(pdev, sizeof(struct megasas_evt_detail), + instance->evt_detail, instance->evt_detail_h); - pci_set_drvdata(pdev, NULL); + if (instance->vf_affiliation) + pci_free_consistent(pdev, (MAX_LOGICAL_DRIVES + 1) * + sizeof(struct MR_LD_VF_AFFILIATION), + instance->vf_affiliation, + instance->vf_affiliation_h); + + if (instance->vf_affiliation_111) + pci_free_consistent(pdev, + sizeof(struct MR_LD_VF_AFFILIATION_111), + instance->vf_affiliation_111, + instance->vf_affiliation_111_h); + + if (instance->hb_host_mem) + pci_free_consistent(pdev, sizeof(struct MR_CTRL_HB_HOST_MEM), + instance->hb_host_mem, + instance->hb_host_mem_h); + + scsi_host_put(host); pci_disable_device(pdev); @@ -4489,10 +5378,24 @@ static void __devexit megasas_detach_one(struct pci_dev *pdev) */ static void megasas_shutdown(struct pci_dev *pdev) { + int i; struct megasas_instance *instance = pci_get_drvdata(pdev); + instance->unload = 1; megasas_flush_cache(instance); megasas_shutdown_controller(instance, MR_DCMD_CTRL_SHUTDOWN); + instance->instancet->disable_intr(instance); + if (instance->msix_vectors) + for (i = 0; i < instance->msix_vectors; i++) { + irq_set_affinity_hint( + instance->msixentry[i].vector, NULL); + free_irq(instance->msixentry[i].vector, + &instance->irq_context[i]); + } + else + free_irq(instance->pdev->irq, &instance->irq_context[0]); + if (instance->msix_vectors) + pci_disable_msix(instance->pdev); } /** @@ -4593,8 +5496,11 @@ megasas_mgmt_fw_ioctl(struct megasas_instance *instance, * alone separately */ memcpy(cmd->frame, ioc->frame.raw, 2 * MEGAMFI_FRAME_SIZE); - cmd->frame->hdr.context = cmd->index; + cmd->frame->hdr.context = cpu_to_le32(cmd->index); cmd->frame->hdr.pad_0 = 0; + cmd->frame->hdr.flags &= cpu_to_le16(~(MFI_FRAME_IEEE | + MFI_FRAME_SGL64 | + MFI_FRAME_SENSE64)); /* * The management interface between applications and the fw uses @@ -4611,6 +5517,9 @@ megasas_mgmt_fw_ioctl(struct megasas_instance *instance, * For each user buffer, create a mirror buffer and copy in */ for (i = 0; i < ioc->sge_count; i++) { + if (!ioc->sgl[i].iov_len) + continue; + kbuff_arr[i] = dma_alloc_coherent(&instance->pdev->dev, ioc->sgl[i].iov_len, &buf_handle, GFP_KERNEL); @@ -4625,8 +5534,8 @@ megasas_mgmt_fw_ioctl(struct megasas_instance *instance, * We don't change the dma_coherent_mask, so * pci_alloc_consistent only returns 32bit addresses */ - kern_sge32[i].phys_addr = (u32) buf_handle; - kern_sge32[i].length = ioc->sgl[i].iov_len; + kern_sge32[i].phys_addr = cpu_to_le32(buf_handle); + kern_sge32[i].length = cpu_to_le32(ioc->sgl[i].iov_len); /* * We created a kernel buffer corresponding to the @@ -4649,7 +5558,7 @@ megasas_mgmt_fw_ioctl(struct megasas_instance *instance, sense_ptr = (unsigned long *) ((unsigned long)cmd->frame + ioc->sense_off); - *sense_ptr = sense_handle; + *sense_ptr = cpu_to_le32(sense_handle); } /* @@ -4657,7 +5566,7 @@ megasas_mgmt_fw_ioctl(struct megasas_instance *instance, * cmd to the SCSI mid-layer */ cmd->sync_cmd = 1; - megasas_issue_blocked_cmd(instance, cmd); + megasas_issue_blocked_cmd(instance, cmd, 0); cmd->sync_cmd = 0; /* @@ -4706,10 +5615,12 @@ megasas_mgmt_fw_ioctl(struct megasas_instance *instance, sense, sense_handle); } - for (i = 0; i < ioc->sge_count && kbuff_arr[i]; i++) { - dma_free_coherent(&instance->pdev->dev, - kern_sge32[i].length, - kbuff_arr[i], kern_sge32[i].phys_addr); + for (i = 0; i < ioc->sge_count; i++) { + if (kbuff_arr[i]) + dma_free_coherent(&instance->pdev->dev, + le32_to_cpu(kern_sge32[i].length), + kbuff_arr[i], + le32_to_cpu(kern_sge32[i].phys_addr)); } megasas_return_cmd(instance, cmd); @@ -4742,6 +5653,16 @@ static int megasas_mgmt_ioctl_fw(struct file *file, unsigned long arg) goto out_kfree_ioc; } + /* Adjust ioctl wait time for VF mode */ + if (instance->requestorId) + wait_time = MEGASAS_ROUTINE_WAIT_TIME_VF; + + /* Block ioctls in VF mode */ + if (instance->requestorId && !allow_vf_ioctls) { + error = -ENODEV; + goto out_kfree_ioc; + } + if (instance->adprecovery == MEGASAS_HW_CRITICAL_ERROR) { printk(KERN_ERR "Controller in crit error\n"); error = -ENODEV; @@ -4785,11 +5706,12 @@ static int megasas_mgmt_ioctl_fw(struct file *file, unsigned long arg) printk(KERN_ERR "megaraid_sas: timed out while" "waiting for HBA to recover\n"); error = -ENODEV; - goto out_kfree_ioc; + goto out_up; } spin_unlock_irqrestore(&instance->hba_lock, flags); error = megasas_mgmt_fw_ioctl(instance, user_ioc, ioc); + out_up: up(&instance->ioctl_sem); out_kfree_ioc: @@ -4973,7 +5895,7 @@ static struct pci_driver megasas_pci_driver = { .name = "megaraid_sas", .id_table = megasas_pci_table, .probe = megasas_probe_one, - .remove = __devexit_p(megasas_detach_one), + .remove = megasas_detach_one, .suspend = megasas_suspend, .resume = megasas_resume, .shutdown = megasas_shutdown, @@ -5038,65 +5960,11 @@ megasas_sysfs_set_dbg_lvl(struct device_driver *dd, const char *buf, size_t coun static DRIVER_ATTR(dbg_lvl, S_IRUGO|S_IWUSR, megasas_sysfs_show_dbg_lvl, megasas_sysfs_set_dbg_lvl); -static ssize_t -megasas_sysfs_show_poll_mode_io(struct device_driver *dd, char *buf) -{ - return sprintf(buf, "%u\n", poll_mode_io); -} - -static ssize_t -megasas_sysfs_set_poll_mode_io(struct device_driver *dd, - const char *buf, size_t count) -{ - int retval = count; - int tmp = poll_mode_io; - int i; - struct megasas_instance *instance; - - if (sscanf(buf, "%u", &poll_mode_io) < 1) { - printk(KERN_ERR "megasas: could not set poll_mode_io\n"); - retval = -EINVAL; - } - - /* - * Check if poll_mode_io is already set or is same as previous value - */ - if ((tmp && poll_mode_io) || (tmp == poll_mode_io)) - goto out; - - if (poll_mode_io) { - /* - * Start timers for all adapters - */ - for (i = 0; i < megasas_mgmt_info.max_index; i++) { - instance = megasas_mgmt_info.instance[i]; - if (instance) { - megasas_start_timer(instance, - &instance->io_completion_timer, - megasas_io_completion_timer, - MEGASAS_COMPLETION_TIMER_INTERVAL); - } - } - } else { - /* - * Delete timers for all adapters - */ - for (i = 0; i < megasas_mgmt_info.max_index; i++) { - instance = megasas_mgmt_info.instance[i]; - if (instance) - del_timer_sync(&instance->io_completion_timer); - } - } - -out: - return retval; -} - static void megasas_aen_polling(struct work_struct *work) { struct megasas_aen_event *ev = - container_of(work, struct megasas_aen_event, hotplug_work); + container_of(work, struct megasas_aen_event, hotplug_work.work); struct megasas_instance *instance = ev->instance; union megasas_evt_class_locale class_locale; struct Scsi_Host *host; @@ -5104,7 +5972,7 @@ megasas_aen_polling(struct work_struct *work) u16 pd_index = 0; u16 ld_index = 0; int i, j, doscan = 0; - u32 seq_num; + u32 seq_num, wait_time = MEGASAS_RESET_WAIT_TIME; int error; if (!instance) { @@ -5112,11 +5980,28 @@ megasas_aen_polling(struct work_struct *work) kfree(ev); return; } + + /* Adjust event workqueue thread wait time for VF mode */ + if (instance->requestorId) + wait_time = MEGASAS_ROUTINE_WAIT_TIME_VF; + + /* Don't run the event workqueue thread if OCR is running */ + for (i = 0; i < wait_time; i++) { + if (instance->adprecovery == MEGASAS_HBA_OPERATIONAL) + break; + if (!(i % MEGASAS_RESET_NOTICE_INTERVAL)) { + printk(KERN_NOTICE "megasas: %s waiting for " + "controller reset to finish for scsi%d\n", + __func__, instance->host->host_no); + } + msleep(1000); + } + instance->ev = NULL; host = instance->host; if (instance->evt_detail) { - switch (instance->evt_detail->code) { + switch (le32_to_cpu(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++) { @@ -5147,7 +6032,6 @@ megasas_aen_polling(struct work_struct *work) 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; @@ -5177,62 +6061,66 @@ megasas_aen_polling(struct work_struct *work) break; case MR_EVT_LD_OFFLINE: + case MR_EVT_CFG_CLEARED: 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); + if (!instance->requestorId || + (instance->requestorId && + megasas_get_ld_vf_affiliation(instance, 0))) { + if (megasas_ld_list_query(instance, + MR_LD_QUERY_TYPE_EXPOSED_TO_HOST)) + 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, MEGASAS_MAX_PD_CHANNELS + i, 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; } - 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 (!instance->requestorId || + (instance->requestorId && + megasas_get_ld_vf_affiliation(instance, 0))) { + if (megasas_ld_list_query(instance, + MR_LD_QUERY_TYPE_EXPOSED_TO_HOST)) + 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, MEGASAS_MAX_PD_CHANNELS + i, j, 0); + + if (instance->ld_ids[ld_index] + != 0xff) { + if (!sdev1) + scsi_add_device(host, MEGASAS_MAX_PD_CHANNELS + i, j, 0); } - } - if (sdev1) { - scsi_device_put(sdev1); + if (sdev1) + scsi_device_put(sdev1); } } + doscan = 0; } - doscan = 0; break; case MR_EVT_CTRL_HOST_BUS_SCAN_REQUESTED: case MR_EVT_FOREIGN_CFG_IMPORTED: @@ -5250,48 +6138,55 @@ megasas_aen_polling(struct work_struct *work) } if (doscan) { - printk(KERN_INFO "scanning ...\n"); - 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_add_device(host, i, j, 0); - } - if (sdev1) - scsi_device_put(sdev1); - } else { - if (sdev1) { - scsi_remove_device(sdev1); - scsi_device_put(sdev1); + printk(KERN_INFO "megaraid_sas: scanning for scsi%d...\n", + instance->host->host_no); + 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); + } else { + if (sdev1) { + scsi_remove_device(sdev1); + scsi_device_put(sdev1); + } } } } } - 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; + if (!instance->requestorId || + (instance->requestorId && + megasas_get_ld_vf_affiliation(instance, 0))) { + if (megasas_ld_list_query(instance, + MR_LD_QUERY_TYPE_EXPOSED_TO_HOST)) + 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); + sdev1 = scsi_device_lookup(host, + MEGASAS_MAX_PD_CHANNELS + i, j, 0); + if (instance->ld_ids[ld_index] + != 0xff) { + if (!sdev1) + scsi_add_device(host, MEGASAS_MAX_PD_CHANNELS + i, j, 0); + else + scsi_device_put(sdev1); } else { - scsi_device_put(sdev1); - } - } else { - if (sdev1) { - scsi_remove_device(sdev1); - scsi_device_put(sdev1); + if (sdev1) { + scsi_remove_device(sdev1); + scsi_device_put(sdev1); + } } } } @@ -5303,7 +6198,7 @@ megasas_aen_polling(struct work_struct *work) return ; } - seq_num = instance->evt_detail->seq_num + 1; + seq_num = le32_to_cpu(instance->evt_detail->seq_num) + 1; /* Register AEN with FW for latest sequence number plus 1 */ class_locale.members.reserved = 0; @@ -5320,11 +6215,6 @@ megasas_aen_polling(struct work_struct *work) kfree(ev); } - -static DRIVER_ATTR(poll_mode_io, S_IRUGO|S_IWUSR, - megasas_sysfs_show_poll_mode_io, - megasas_sysfs_set_poll_mode_io); - /** * megasas_init - Driver load entry point */ @@ -5338,6 +6228,8 @@ static int __init megasas_init(void) printk(KERN_INFO "megasas: %s %s\n", MEGASAS_VERSION, MEGASAS_EXT_VERSION); + spin_lock_init(&poll_aen_lock); + support_poll_for_event = 2; support_device_change = 1; @@ -5384,11 +6276,6 @@ static int __init megasas_init(void) if (rval) goto err_dcf_dbg_lvl; rval = driver_create_file(&megasas_pci_driver.driver, - &driver_attr_poll_mode_io); - if (rval) - goto err_dcf_poll_mode_io; - - rval = driver_create_file(&megasas_pci_driver.driver, &driver_attr_support_device_change); if (rval) goto err_dcf_support_device_change; @@ -5397,10 +6284,6 @@ static int __init megasas_init(void) err_dcf_support_device_change: driver_remove_file(&megasas_pci_driver.driver, - &driver_attr_poll_mode_io); - -err_dcf_poll_mode_io: - driver_remove_file(&megasas_pci_driver.driver, &driver_attr_dbg_lvl); err_dcf_dbg_lvl: driver_remove_file(&megasas_pci_driver.driver, @@ -5425,8 +6308,6 @@ err_pcidrv: static void __exit megasas_exit(void) { driver_remove_file(&megasas_pci_driver.driver, - &driver_attr_poll_mode_io); - driver_remove_file(&megasas_pci_driver.driver, &driver_attr_dbg_lvl); driver_remove_file(&megasas_pci_driver.driver, &driver_attr_support_poll_for_event); |