diff options
Diffstat (limited to 'drivers/scsi/be2iscsi/be_main.c')
| -rw-r--r-- | drivers/scsi/be2iscsi/be_main.c | 333 |
1 files changed, 227 insertions, 106 deletions
diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index dd5b105f8f47..7436c5ad5697 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -41,6 +41,8 @@ static unsigned int be_iopoll_budget = 10; static unsigned int be_max_phys_size = 64; static unsigned int enable_msix = 1; +static unsigned int gcrashmode = 0; +static unsigned int num_hba = 0; MODULE_DEVICE_TABLE(pci, beiscsi_pci_id_table); MODULE_DESCRIPTION(DRV_DESC " " BUILD_STR); @@ -69,6 +71,7 @@ static int beiscsi_eh_abort(struct scsi_cmnd *sc) struct beiscsi_hba *phba; struct iscsi_session *session; struct invalidate_command_table *inv_tbl; + struct be_dma_mem nonemb_cmd; unsigned int cid, tag, num_invalidate; cls_session = starget_to_session(scsi_target(sc->device)); @@ -99,18 +102,34 @@ static int beiscsi_eh_abort(struct scsi_cmnd *sc) inv_tbl->cid = cid; inv_tbl->icd = aborted_io_task->psgl_handle->sgl_index; num_invalidate = 1; - tag = mgmt_invalidate_icds(phba, inv_tbl, num_invalidate, cid); + nonemb_cmd.va = pci_alloc_consistent(phba->ctrl.pdev, + sizeof(struct invalidate_commands_params_in), + &nonemb_cmd.dma); + if (nonemb_cmd.va == NULL) { + SE_DEBUG(DBG_LVL_1, + "Failed to allocate memory for" + "mgmt_invalidate_icds\n"); + return FAILED; + } + nonemb_cmd.size = sizeof(struct invalidate_commands_params_in); + + tag = mgmt_invalidate_icds(phba, inv_tbl, num_invalidate, + cid, &nonemb_cmd); if (!tag) { shost_printk(KERN_WARNING, phba->shost, "mgmt_invalidate_icds could not be" " submitted\n"); + pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, + nonemb_cmd.va, nonemb_cmd.dma); + return FAILED; } else { wait_event_interruptible(phba->ctrl.mcc_wait[tag], phba->ctrl.mcc_numtag[tag]); free_mcc_tag(&phba->ctrl, tag); } - + pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, + nonemb_cmd.va, nonemb_cmd.dma); return iscsi_eh_abort(sc); } @@ -124,6 +143,7 @@ static int beiscsi_eh_device_reset(struct scsi_cmnd *sc) struct iscsi_session *session; struct iscsi_cls_session *cls_session; struct invalidate_command_table *inv_tbl; + struct be_dma_mem nonemb_cmd; unsigned int cid, tag, i, num_invalidate; int rc = FAILED; @@ -158,18 +178,33 @@ static int beiscsi_eh_device_reset(struct scsi_cmnd *sc) spin_unlock_bh(&session->lock); inv_tbl = phba->inv_tbl; - tag = mgmt_invalidate_icds(phba, inv_tbl, num_invalidate, cid); + nonemb_cmd.va = pci_alloc_consistent(phba->ctrl.pdev, + sizeof(struct invalidate_commands_params_in), + &nonemb_cmd.dma); + if (nonemb_cmd.va == NULL) { + SE_DEBUG(DBG_LVL_1, + "Failed to allocate memory for" + "mgmt_invalidate_icds\n"); + return FAILED; + } + nonemb_cmd.size = sizeof(struct invalidate_commands_params_in); + memset(nonemb_cmd.va, 0, nonemb_cmd.size); + tag = mgmt_invalidate_icds(phba, inv_tbl, num_invalidate, + cid, &nonemb_cmd); if (!tag) { shost_printk(KERN_WARNING, phba->shost, "mgmt_invalidate_icds could not be" " submitted\n"); + pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, + nonemb_cmd.va, nonemb_cmd.dma); return FAILED; } else { wait_event_interruptible(phba->ctrl.mcc_wait[tag], phba->ctrl.mcc_numtag[tag]); free_mcc_tag(&phba->ctrl, tag); } - + pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, + nonemb_cmd.va, nonemb_cmd.dma); return iscsi_eh_device_reset(sc); unlock: spin_unlock_bh(&session->lock); @@ -216,7 +251,7 @@ static struct beiscsi_hba *beiscsi_hba_alloc(struct pci_dev *pcidev) shost = iscsi_host_alloc(&beiscsi_sht, sizeof(*phba), 0); if (!shost) { dev_err(&pcidev->dev, "beiscsi_hba_alloc -" - "iscsi_host_alloc failed \n"); + "iscsi_host_alloc failed\n"); return NULL; } shost->dma_boundary = pcidev->dma_mask; @@ -371,7 +406,7 @@ static void beiscsi_get_params(struct beiscsi_hba *phba) + BE2_TMFS) / 512) + 1) * 512; phba->params.num_eq_entries = (phba->params.num_eq_entries < 1024) ? 1024 : phba->params.num_eq_entries; - SE_DEBUG(DBG_LVL_8, "phba->params.num_eq_entries=%d \n", + SE_DEBUG(DBG_LVL_8, "phba->params.num_eq_entries=%d\n", phba->params.num_eq_entries); phba->params.num_cq_entries = (((BE2_CMDS_PER_CXN * 2 + phba->fw_config.iscsi_cid_count * 2 @@ -616,7 +651,7 @@ static int beiscsi_init_irqs(struct beiscsi_hba *phba) struct pci_dev *pcidev = phba->pcidev; struct hwi_controller *phwi_ctrlr; struct hwi_context_memory *phwi_context; - int ret, msix_vec, i = 0; + int ret, msix_vec, i, j; char desc[32]; phwi_ctrlr = phba->phwi_ctrlr; @@ -628,10 +663,25 @@ static int beiscsi_init_irqs(struct beiscsi_hba *phba) msix_vec = phba->msix_entries[i].vector; ret = request_irq(msix_vec, be_isr_msix, 0, desc, &phwi_context->be_eq[i]); + if (ret) { + shost_printk(KERN_ERR, phba->shost, + "beiscsi_init_irqs-Failed to" + "register msix for i = %d\n", i); + if (!i) + return ret; + goto free_msix_irqs; + } } msix_vec = phba->msix_entries[i].vector; ret = request_irq(msix_vec, be_isr_mcc, 0, "beiscsi_msix_mcc", &phwi_context->be_eq[i]); + if (ret) { + shost_printk(KERN_ERR, phba->shost, "beiscsi_init_irqs-" + "Failed to register beiscsi_msix_mcc\n"); + i++; + goto free_msix_irqs; + } + } else { ret = request_irq(pcidev->irq, be_isr, IRQF_SHARED, "beiscsi", phba); @@ -642,6 +692,10 @@ static int beiscsi_init_irqs(struct beiscsi_hba *phba) } } return 0; +free_msix_irqs: + for (j = i - 1; j == 0; j++) + free_irq(msix_vec, &phwi_context->be_eq[j]); + return ret; } static void hwi_ring_cq_db(struct beiscsi_hba *phba, @@ -692,7 +746,7 @@ beiscsi_process_async_pdu(struct beiscsi_conn *beiscsi_conn, break; default: shost_printk(KERN_WARNING, phba->shost, - "Unrecognized opcode 0x%x in async msg \n", + "Unrecognized opcode 0x%x in async msg\n", (ppdu-> dw[offsetof(struct amap_pdu_base, opcode) / 32] & PDUBASE_OPCODE_MASK)); @@ -711,7 +765,7 @@ static struct sgl_handle *alloc_io_sgl_handle(struct beiscsi_hba *phba) if (phba->io_sgl_hndl_avbl) { SE_DEBUG(DBG_LVL_8, - "In alloc_io_sgl_handle,io_sgl_alloc_index=%d \n", + "In alloc_io_sgl_handle,io_sgl_alloc_index=%d\n", phba->io_sgl_alloc_index); psgl_handle = phba->io_sgl_hndl_base[phba-> io_sgl_alloc_index]; @@ -730,7 +784,7 @@ static struct sgl_handle *alloc_io_sgl_handle(struct beiscsi_hba *phba) static void free_io_sgl_handle(struct beiscsi_hba *phba, struct sgl_handle *psgl_handle) { - SE_DEBUG(DBG_LVL_8, "In free_,io_sgl_free_index=%d \n", + SE_DEBUG(DBG_LVL_8, "In free_,io_sgl_free_index=%d\n", phba->io_sgl_free_index); if (phba->io_sgl_hndl_base[phba->io_sgl_free_index]) { /* @@ -739,7 +793,7 @@ free_io_sgl_handle(struct beiscsi_hba *phba, struct sgl_handle *psgl_handle) */ SE_DEBUG(DBG_LVL_8, "Double Free in IO SGL io_sgl_free_index=%d," - "value there=%p \n", phba->io_sgl_free_index, + "value there=%p\n", phba->io_sgl_free_index, phba->io_sgl_hndl_base[phba->io_sgl_free_index]); return; } @@ -804,7 +858,7 @@ free_wrb_handle(struct beiscsi_hba *phba, struct hwi_wrb_context *pwrb_context, SE_DEBUG(DBG_LVL_8, "FREE WRB: pwrb_handle=%p free_index=0x%x" - "wrb_handles_available=%d \n", + "wrb_handles_available=%d\n", pwrb_handle, pwrb_context->free_index, pwrb_context->wrb_handles_available); } @@ -816,7 +870,7 @@ static struct sgl_handle *alloc_mgmt_sgl_handle(struct beiscsi_hba *phba) if (phba->eh_sgl_hndl_avbl) { psgl_handle = phba->eh_sgl_hndl_base[phba->eh_sgl_alloc_index]; phba->eh_sgl_hndl_base[phba->eh_sgl_alloc_index] = NULL; - SE_DEBUG(DBG_LVL_8, "mgmt_sgl_alloc_index=%d=0x%x \n", + SE_DEBUG(DBG_LVL_8, "mgmt_sgl_alloc_index=%d=0x%x\n", phba->eh_sgl_alloc_index, phba->eh_sgl_alloc_index); phba->eh_sgl_hndl_avbl--; if (phba->eh_sgl_alloc_index == @@ -834,7 +888,7 @@ void free_mgmt_sgl_handle(struct beiscsi_hba *phba, struct sgl_handle *psgl_handle) { - SE_DEBUG(DBG_LVL_8, "In free_mgmt_sgl_handle,eh_sgl_free_index=%d \n", + SE_DEBUG(DBG_LVL_8, "In free_mgmt_sgl_handle,eh_sgl_free_index=%d\n", phba->eh_sgl_free_index); if (phba->eh_sgl_hndl_base[phba->eh_sgl_free_index]) { /* @@ -842,7 +896,7 @@ free_mgmt_sgl_handle(struct beiscsi_hba *phba, struct sgl_handle *psgl_handle) * failed in xmit_task or alloc_pdu. */ SE_DEBUG(DBG_LVL_8, - "Double Free in eh SGL ,eh_sgl_free_index=%d \n", + "Double Free in eh SGL ,eh_sgl_free_index=%d\n", phba->eh_sgl_free_index); return; } @@ -1081,7 +1135,7 @@ static void hwi_complete_cmd(struct beiscsi_conn *beiscsi_conn, case HWH_TYPE_LOGIN: SE_DEBUG(DBG_LVL_1, "\t\t No HWH_TYPE_LOGIN Expected in hwi_complete_cmd" - "- Solicited path \n"); + "- Solicited path\n"); break; case HWH_TYPE_NOP: @@ -1164,7 +1218,7 @@ hwi_get_async_handle(struct beiscsi_hba *phba, default: pbusy_list = NULL; shost_printk(KERN_WARNING, phba->shost, - "Unexpected code=%d \n", + "Unexpected code=%d\n", pdpdu_cqe->dw[offsetof(struct amap_i_t_dpdu_cqe, code) / 32] & PDUCQE_CODE_MASK); return NULL; @@ -1552,7 +1606,7 @@ static void beiscsi_process_mcc_isr(struct beiscsi_hba *phba) else SE_DEBUG(DBG_LVL_1, " Unsupported Async Event, flags" - " = 0x%08x \n", mcc_compl->flags); + " = 0x%08x\n", mcc_compl->flags); } else if (mcc_compl->flags & CQE_FLAGS_COMPLETED_MASK) { be_mcc_compl_process_isr(&phba->ctrl, mcc_compl); atomic_dec(&phba->ctrl.mcc_obj.q.used); @@ -1611,7 +1665,7 @@ static unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq) hwi_complete_cmd(beiscsi_conn, phba, sol); break; case DRIVERMSG_NOTIFY: - SE_DEBUG(DBG_LVL_8, "Received DRIVERMSG_NOTIFY \n"); + SE_DEBUG(DBG_LVL_8, "Received DRIVERMSG_NOTIFY\n"); dmsg = (struct dmsg_cqe *)sol; hwi_complete_drvr_msgs(beiscsi_conn, phba, sol); break; @@ -1782,9 +1836,9 @@ hwi_write_sgl(struct iscsi_wrb *pwrb, struct scatterlist *sg, sg_len = sg_dma_len(sg); addr = (u64) sg_dma_address(sg); AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_addr_lo, pwrb, - (addr & 0xFFFFFFFF)); + ((u32)(addr & 0xFFFFFFFF))); AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_addr_hi, pwrb, - (addr >> 32)); + ((u32)(addr >> 32))); AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_len, pwrb, sg_len); sge_len = sg_len; @@ -1794,9 +1848,9 @@ hwi_write_sgl(struct iscsi_wrb *pwrb, struct scatterlist *sg, sg_len = sg_dma_len(sg); addr = (u64) sg_dma_address(sg); AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_addr_lo, pwrb, - (addr & 0xFFFFFFFF)); + ((u32)(addr & 0xFFFFFFFF))); AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_addr_hi, pwrb, - (addr >> 32)); + ((u32)(addr >> 32))); AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_len, pwrb, sg_len); } @@ -1872,9 +1926,9 @@ static void hwi_write_buffer(struct iscsi_wrb *pwrb, struct iscsi_task *task) addr = 0; } AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_addr_lo, pwrb, - (addr & 0xFFFFFFFF)); + ((u32)(addr & 0xFFFFFFFF))); AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_addr_hi, pwrb, - (addr >> 32)); + ((u32)(addr >> 32))); AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_len, pwrb, task->data_count); @@ -1904,9 +1958,9 @@ static void hwi_write_buffer(struct iscsi_wrb *pwrb, struct iscsi_task *task) psgl++; if (task->data) { AMAP_SET_BITS(struct amap_iscsi_sge, addr_lo, psgl, - (addr & 0xFFFFFFFF)); + ((u32)(addr & 0xFFFFFFFF))); AMAP_SET_BITS(struct amap_iscsi_sge, addr_hi, psgl, - (addr >> 32)); + ((u32)(addr >> 32))); } AMAP_SET_BITS(struct amap_iscsi_sge, len, psgl, 0x106); } @@ -2054,7 +2108,8 @@ free_mem: mem_descr->mem_array[j - 1].size, mem_descr->mem_array[j - 1]. virtual_address, - mem_descr->mem_array[j - 1]. + (unsigned long)mem_descr-> + mem_array[j - 1]. bus_address.u.a64.address); } if (i) { @@ -2223,10 +2278,10 @@ static void hwi_init_async_pdu_ctx(struct beiscsi_hba *phba) if (mem_descr->mem_array[0].virtual_address) { SE_DEBUG(DBG_LVL_8, "hwi_init_async_pdu_ctx HWI_MEM_ASYNC_HEADER_BUF" - "va=%p \n", mem_descr->mem_array[0].virtual_address); + "va=%p\n", mem_descr->mem_array[0].virtual_address); } else shost_printk(KERN_WARNING, phba->shost, - "No Virtual address \n"); + "No Virtual address\n"); pasync_ctx->async_header.va_base = mem_descr->mem_array[0].virtual_address; @@ -2239,10 +2294,10 @@ static void hwi_init_async_pdu_ctx(struct beiscsi_hba *phba) if (mem_descr->mem_array[0].virtual_address) { SE_DEBUG(DBG_LVL_8, "hwi_init_async_pdu_ctx HWI_MEM_ASYNC_HEADER_RING" - "va=%p \n", mem_descr->mem_array[0].virtual_address); + "va=%p\n", mem_descr->mem_array[0].virtual_address); } else shost_printk(KERN_WARNING, phba->shost, - "No Virtual address \n"); + "No Virtual address\n"); pasync_ctx->async_header.ring_base = mem_descr->mem_array[0].virtual_address; @@ -2251,10 +2306,10 @@ static void hwi_init_async_pdu_ctx(struct beiscsi_hba *phba) if (mem_descr->mem_array[0].virtual_address) { SE_DEBUG(DBG_LVL_8, "hwi_init_async_pdu_ctx HWI_MEM_ASYNC_HEADER_HANDLE" - "va=%p \n", mem_descr->mem_array[0].virtual_address); + "va=%p\n", mem_descr->mem_array[0].virtual_address); } else shost_printk(KERN_WARNING, phba->shost, - "No Virtual address \n"); + "No Virtual address\n"); pasync_ctx->async_header.handle_base = mem_descr->mem_array[0].virtual_address; @@ -2266,10 +2321,10 @@ static void hwi_init_async_pdu_ctx(struct beiscsi_hba *phba) if (mem_descr->mem_array[0].virtual_address) { SE_DEBUG(DBG_LVL_8, "hwi_init_async_pdu_ctx HWI_MEM_ASYNC_DATA_BUF" - "va=%p \n", mem_descr->mem_array[0].virtual_address); + "va=%p\n", mem_descr->mem_array[0].virtual_address); } else shost_printk(KERN_WARNING, phba->shost, - "No Virtual address \n"); + "No Virtual address\n"); pasync_ctx->async_data.va_base = mem_descr->mem_array[0].virtual_address; pasync_ctx->async_data.pa_base.u.a64.address = @@ -2280,10 +2335,10 @@ static void hwi_init_async_pdu_ctx(struct beiscsi_hba *phba) if (mem_descr->mem_array[0].virtual_address) { SE_DEBUG(DBG_LVL_8, "hwi_init_async_pdu_ctx HWI_MEM_ASYNC_DATA_RING" - "va=%p \n", mem_descr->mem_array[0].virtual_address); + "va=%p\n", mem_descr->mem_array[0].virtual_address); } else shost_printk(KERN_WARNING, phba->shost, - "No Virtual address \n"); + "No Virtual address\n"); pasync_ctx->async_data.ring_base = mem_descr->mem_array[0].virtual_address; @@ -2292,7 +2347,7 @@ static void hwi_init_async_pdu_ctx(struct beiscsi_hba *phba) mem_descr += HWI_MEM_ASYNC_DATA_HANDLE; if (!mem_descr->mem_array[0].virtual_address) shost_printk(KERN_WARNING, phba->shost, - "No Virtual address \n"); + "No Virtual address\n"); pasync_ctx->async_data.handle_base = mem_descr->mem_array[0].virtual_address; @@ -2364,7 +2419,7 @@ be_sgl_create_contiguous(void *virtual_address, WARN_ON(!sgl); sgl->va = virtual_address; - sgl->dma = physical_address; + sgl->dma = (unsigned long)physical_address; sgl->size = length; return 0; @@ -2447,7 +2502,7 @@ static int beiscsi_create_eqs(struct beiscsi_hba *phba, sizeof(struct be_eq_entry), eq_vaddress); if (ret) { shost_printk(KERN_ERR, phba->shost, - "be_fill_queue Failed for EQ \n"); + "be_fill_queue Failed for EQ\n"); goto create_eq_error; } @@ -2457,7 +2512,7 @@ static int beiscsi_create_eqs(struct beiscsi_hba *phba, if (ret) { shost_printk(KERN_ERR, phba->shost, "beiscsi_cmd_eq_create" - "Failedfor EQ \n"); + "Failedfor EQ\n"); goto create_eq_error; } SE_DEBUG(DBG_LVL_8, "eqid = %d\n", phwi_context->be_eq[i].q.id); @@ -2505,7 +2560,7 @@ static int beiscsi_create_cqs(struct beiscsi_hba *phba, sizeof(struct sol_cqe), cq_vaddress); if (ret) { shost_printk(KERN_ERR, phba->shost, - "be_fill_queue Failed for ISCSI CQ \n"); + "be_fill_queue Failed for ISCSI CQ\n"); goto create_cq_error; } @@ -2515,7 +2570,7 @@ static int beiscsi_create_cqs(struct beiscsi_hba *phba, if (ret) { shost_printk(KERN_ERR, phba->shost, "beiscsi_cmd_eq_create" - "Failed for ISCSI CQ \n"); + "Failed for ISCSI CQ\n"); goto create_cq_error; } SE_DEBUG(DBG_LVL_8, "iscsi cq_id is %d for eq_id %d\n", @@ -2565,7 +2620,8 @@ beiscsi_create_def_hdr(struct beiscsi_hba *phba, "be_fill_queue Failed for DEF PDU HDR\n"); return ret; } - mem->dma = mem_descr->mem_array[idx].bus_address.u.a64.address; + mem->dma = (unsigned long)mem_descr->mem_array[idx]. + bus_address.u.a64.address; ret = be_cmd_create_default_pdu_queue(&phba->ctrl, cq, dq, def_pdu_ring_sz, phba->params.defpdu_hdr_sz); @@ -2609,7 +2665,8 @@ beiscsi_create_def_data(struct beiscsi_hba *phba, "be_fill_queue Failed for DEF PDU DATA\n"); return ret; } - mem->dma = mem_descr->mem_array[idx].bus_address.u.a64.address; + mem->dma = (unsigned long)mem_descr->mem_array[idx]. + bus_address.u.a64.address; ret = be_cmd_create_default_pdu_queue(&phba->ctrl, cq, dataq, def_pdu_ring_sz, phba->params.defpdu_data_sz); @@ -2623,7 +2680,7 @@ beiscsi_create_def_data(struct beiscsi_hba *phba, SE_DEBUG(DBG_LVL_8, "iscsi def data id is %d\n", phwi_context->be_def_dataq.id); hwi_post_async_buffers(phba, 0); - SE_DEBUG(DBG_LVL_8, "DEFAULT PDU DATA RING CREATED \n"); + SE_DEBUG(DBG_LVL_8, "DEFAULT PDU DATA RING CREATED\n"); return 0; } @@ -2655,7 +2712,7 @@ beiscsi_post_pages(struct beiscsi_hba *phba) } pm_arr++; } - SE_DEBUG(DBG_LVL_8, "POSTED PAGES \n"); + SE_DEBUG(DBG_LVL_8, "POSTED PAGES\n"); return 0; } @@ -2678,7 +2735,7 @@ static int be_queue_alloc(struct beiscsi_hba *phba, struct be_queue_info *q, mem->size = len * entry_size; mem->va = pci_alloc_consistent(phba->pcidev, mem->size, &mem->dma); if (!mem->va) - return -1; + return -ENOMEM; memset(mem->va, 0, mem->size); return 0; } @@ -2750,6 +2807,7 @@ beiscsi_create_wrb_rings(struct beiscsi_hba *phba, if (status != 0) { shost_printk(KERN_ERR, phba->shost, "wrbq create failed."); + kfree(pwrb_arr); return status; } phwi_ctrlr->wrb_context[i * 2].cid = phwi_context->be_wrbq[i]. @@ -2873,7 +2931,7 @@ mcc_cq_destroy: mcc_cq_free: be_queue_free(phba, cq); err: - return -1; + return -ENOMEM; } static int find_num_cpus(void) @@ -2884,7 +2942,7 @@ static int find_num_cpus(void) if (num_cpus >= MAX_CPUS) num_cpus = MAX_CPUS - 1; - SE_DEBUG(DBG_LVL_8, "num_cpus = %d \n", num_cpus); + SE_DEBUG(DBG_LVL_8, "num_cpus = %d\n", num_cpus); return num_cpus; } @@ -2907,7 +2965,7 @@ static int hwi_init_port(struct beiscsi_hba *phba) status = beiscsi_create_eqs(phba, phwi_context); if (status != 0) { - shost_printk(KERN_ERR, phba->shost, "EQ not created \n"); + shost_printk(KERN_ERR, phba->shost, "EQ not created\n"); goto error; } @@ -2918,7 +2976,7 @@ static int hwi_init_port(struct beiscsi_hba *phba) status = mgmt_check_supported_fw(ctrl, phba); if (status != 0) { shost_printk(KERN_ERR, phba->shost, - "Unsupported fw version \n"); + "Unsupported fw version\n"); goto error; } @@ -2974,7 +3032,7 @@ static int hwi_init_controller(struct beiscsi_hba *phba) if (1 == phba->init_mem[HWI_MEM_ADDN_CONTEXT].num_elements) { phwi_ctrlr->phwi_ctxt = (struct hwi_context_memory *)phba-> init_mem[HWI_MEM_ADDN_CONTEXT].mem_array[0].virtual_address; - SE_DEBUG(DBG_LVL_8, " phwi_ctrlr->phwi_ctxt=%p \n", + SE_DEBUG(DBG_LVL_8, " phwi_ctrlr->phwi_ctxt=%p\n", phwi_ctrlr->phwi_ctxt); } else { shost_printk(KERN_ERR, phba->shost, @@ -3007,8 +3065,8 @@ static void beiscsi_free_mem(struct beiscsi_hba *phba) pci_free_consistent(phba->pcidev, mem_descr->mem_array[j - 1].size, mem_descr->mem_array[j - 1].virtual_address, - mem_descr->mem_array[j - 1].bus_address. - u.a64.address); + (unsigned long)mem_descr->mem_array[j - 1]. + bus_address.u.a64.address); } kfree(mem_descr->mem_array); mem_descr++; @@ -3024,7 +3082,7 @@ static int beiscsi_init_controller(struct beiscsi_hba *phba) ret = beiscsi_get_memory(phba); if (ret < 0) { shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe -" - "Failed in beiscsi_alloc_memory \n"); + "Failed in beiscsi_alloc_memory\n"); return ret; } @@ -3101,12 +3159,12 @@ static int beiscsi_init_sgl_handle(struct beiscsi_hba *phba) } SE_DEBUG(DBG_LVL_8, "phba->io_sgl_hndl_avbl=%d" - "phba->eh_sgl_hndl_avbl=%d \n", + "phba->eh_sgl_hndl_avbl=%d\n", phba->io_sgl_hndl_avbl, phba->eh_sgl_hndl_avbl); mem_descr_sg = phba->init_mem; mem_descr_sg += HWI_MEM_SGE; - SE_DEBUG(DBG_LVL_8, "\n mem_descr_sg->num_elements=%d \n", + SE_DEBUG(DBG_LVL_8, "\n mem_descr_sg->num_elements=%d\n", mem_descr_sg->num_elements); arr_index = 0; idx = 0; @@ -3155,7 +3213,7 @@ static int hba_setup_cid_tbls(struct beiscsi_hba *phba) if (!phba->ep_array) { shost_printk(KERN_ERR, phba->shost, "Failed to allocate memory in " - "hba_setup_cid_tbls \n"); + "hba_setup_cid_tbls\n"); kfree(phba->cid_array); return -ENOMEM; } @@ -3168,7 +3226,7 @@ static int hba_setup_cid_tbls(struct beiscsi_hba *phba) return 0; } -static unsigned char hwi_enable_intr(struct beiscsi_hba *phba) +static void hwi_enable_intr(struct beiscsi_hba *phba) { struct be_ctrl_info *ctrl = &phba->ctrl; struct hwi_controller *phwi_ctrlr; @@ -3184,26 +3242,25 @@ static unsigned char hwi_enable_intr(struct beiscsi_hba *phba) addr = (u8 __iomem *) ((u8 __iomem *) ctrl->pcicfg + PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET); reg = ioread32(addr); - SE_DEBUG(DBG_LVL_8, "reg =x%08x \n", reg); + SE_DEBUG(DBG_LVL_8, "reg =x%08x\n", reg); enabled = reg & MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK; if (!enabled) { reg |= MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK; - SE_DEBUG(DBG_LVL_8, "reg =x%08x addr=%p \n", reg, addr); + SE_DEBUG(DBG_LVL_8, "reg =x%08x addr=%p\n", reg, addr); iowrite32(reg, addr); if (!phba->msix_enabled) { eq = &phwi_context->be_eq[0].q; - SE_DEBUG(DBG_LVL_8, "eq->id=%d \n", eq->id); + SE_DEBUG(DBG_LVL_8, "eq->id=%d\n", eq->id); hwi_ring_eq_db(phba, eq->id, 0, 0, 1, 1); } else { for (i = 0; i <= phba->num_cpus; i++) { eq = &phwi_context->be_eq[i].q; - SE_DEBUG(DBG_LVL_8, "eq->id=%d \n", eq->id); + SE_DEBUG(DBG_LVL_8, "eq->id=%d\n", eq->id); hwi_ring_eq_db(phba, eq->id, 0, 0, 1, 1); } } } - return true; } static void hwi_disable_intr(struct beiscsi_hba *phba) @@ -3219,7 +3276,7 @@ static void hwi_disable_intr(struct beiscsi_hba *phba) iowrite32(reg, addr); } else shost_printk(KERN_WARNING, phba->shost, - "In hwi_disable_intr, Already Disabled \n"); + "In hwi_disable_intr, Already Disabled\n"); } static int beiscsi_init_port(struct beiscsi_hba *phba) @@ -3230,14 +3287,14 @@ static int beiscsi_init_port(struct beiscsi_hba *phba) if (ret < 0) { shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe - Failed in" - "beiscsi_init_controller \n"); + "beiscsi_init_controller\n"); return ret; } ret = beiscsi_init_sgl_handle(phba); if (ret < 0) { shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe - Failed in" - "beiscsi_init_sgl_handle \n"); + "beiscsi_init_sgl_handle\n"); goto do_cleanup_ctrlr; } @@ -3291,12 +3348,12 @@ static void hwi_purge_eq(struct beiscsi_hba *phba) static void beiscsi_clean_port(struct beiscsi_hba *phba) { - unsigned char mgmt_status; + int mgmt_status; mgmt_status = mgmt_epfw_cleanup(phba, CMD_CONNECTION_CHUTE_0); if (mgmt_status) shost_printk(KERN_WARNING, phba->shost, - "mgmt_epfw_cleanup FAILED \n"); + "mgmt_epfw_cleanup FAILED\n"); hwi_purge_eq(phba); hwi_cleanup(phba); @@ -3428,14 +3485,12 @@ static int beiscsi_alloc_pdu(struct iscsi_task *task, uint8_t opcode) return -ENOMEM; io_task->bhs_pa.u.a64.address = paddr; io_task->libiscsi_itt = (itt_t)task->itt; - io_task->pwrb_handle = alloc_wrb_handle(phba, - beiscsi_conn->beiscsi_conn_cid - - phba->fw_config.iscsi_cid_start - ); io_task->conn = beiscsi_conn; task->hdr = (struct iscsi_hdr *)&io_task->cmd_bhs->iscsi_hdr; task->hdr_max = sizeof(struct be_cmd_bhs); + io_task->psgl_handle = NULL; + io_task->psgl_handle = NULL; if (task->sc) { spin_lock(&phba->io_sgl_lock); @@ -3443,6 +3498,11 @@ static int beiscsi_alloc_pdu(struct iscsi_task *task, uint8_t opcode) spin_unlock(&phba->io_sgl_lock); if (!io_task->psgl_handle) goto free_hndls; + io_task->pwrb_handle = alloc_wrb_handle(phba, + beiscsi_conn->beiscsi_conn_cid - + phba->fw_config.iscsi_cid_start); + if (!io_task->pwrb_handle) + goto free_io_hndls; } else { io_task->scsi_cmnd = NULL; if ((opcode & ISCSI_OPCODE_MASK) == ISCSI_OP_LOGIN) { @@ -3457,9 +3517,20 @@ static int beiscsi_alloc_pdu(struct iscsi_task *task, uint8_t opcode) beiscsi_conn->login_in_progress = 1; beiscsi_conn->plogin_sgl_handle = io_task->psgl_handle; + io_task->pwrb_handle = + alloc_wrb_handle(phba, + beiscsi_conn->beiscsi_conn_cid - + phba->fw_config.iscsi_cid_start); + if (!io_task->pwrb_handle) + goto free_io_hndls; + beiscsi_conn->plogin_wrb_handle = + io_task->pwrb_handle; + } else { io_task->psgl_handle = beiscsi_conn->plogin_sgl_handle; + io_task->pwrb_handle = + beiscsi_conn->plogin_wrb_handle; } } else { spin_lock(&phba->mgmt_sgl_lock); @@ -3467,6 +3538,13 @@ static int beiscsi_alloc_pdu(struct iscsi_task *task, uint8_t opcode) spin_unlock(&phba->mgmt_sgl_lock); if (!io_task->psgl_handle) goto free_hndls; + io_task->pwrb_handle = + alloc_wrb_handle(phba, + beiscsi_conn->beiscsi_conn_cid - + phba->fw_config.iscsi_cid_start); + if (!io_task->pwrb_handle) + goto free_mgmt_hndls; + } } itt = (itt_t) cpu_to_be32(((unsigned int)io_task->pwrb_handle-> @@ -3477,16 +3555,26 @@ static int beiscsi_alloc_pdu(struct iscsi_task *task, uint8_t opcode) io_task->cmd_bhs->iscsi_hdr.itt = itt; return 0; +free_io_hndls: + spin_lock(&phba->io_sgl_lock); + free_io_sgl_handle(phba, io_task->psgl_handle); + spin_unlock(&phba->io_sgl_lock); + goto free_hndls; +free_mgmt_hndls: + spin_lock(&phba->mgmt_sgl_lock); + free_mgmt_sgl_handle(phba, io_task->psgl_handle); + spin_unlock(&phba->mgmt_sgl_lock); free_hndls: phwi_ctrlr = phba->phwi_ctrlr; pwrb_context = &phwi_ctrlr->wrb_context[ beiscsi_conn->beiscsi_conn_cid - phba->fw_config.iscsi_cid_start]; - free_wrb_handle(phba, pwrb_context, io_task->pwrb_handle); + if (io_task->pwrb_handle) + free_wrb_handle(phba, pwrb_context, io_task->pwrb_handle); io_task->pwrb_handle = NULL; pci_pool_free(beiscsi_sess->bhs_pool, io_task->cmd_bhs, io_task->bhs_pa.u.a64.address); - SE_DEBUG(DBG_LVL_1, "Alloc of SGL_ICD Failed \n"); + SE_DEBUG(DBG_LVL_1, "Alloc of SGL_ICD Failed\n"); return -ENOMEM; } @@ -3653,7 +3741,7 @@ static int beiscsi_mtask(struct iscsi_task *task) break; default: - SE_DEBUG(DBG_LVL_1, "opcode =%d Not supported \n", + SE_DEBUG(DBG_LVL_1, "opcode =%d Not supported\n", task->hdr->opcode & ISCSI_OPCODE_MASK); return -EINVAL; } @@ -3689,13 +3777,11 @@ static int beiscsi_task_xmit(struct iscsi_task *task) SE_DEBUG(DBG_LVL_1, " scsi_dma_map Failed\n") return num_sg; } - SE_DEBUG(DBG_LVL_4, "xferlen=0x%08x scmd=%p num_sg=%d sernum=%lu\n", - (scsi_bufflen(sc)), sc, num_sg, sc->serial_number); xferlen = scsi_bufflen(sc); sg = scsi_sglist(sc); if (sc->sc_data_direction == DMA_TO_DEVICE) { writedir = 1; - SE_DEBUG(DBG_LVL_4, "task->imm_count=0x%08x \n", + SE_DEBUG(DBG_LVL_4, "task->imm_count=0x%08x\n", task->imm_count); } else writedir = 0; @@ -3709,10 +3795,12 @@ static void beiscsi_remove(struct pci_dev *pcidev) struct hwi_context_memory *phwi_context; struct be_eq_obj *pbe_eq; unsigned int i, msix_vec; + u8 *real_offset = 0; + u32 value = 0; phba = (struct beiscsi_hba *)pci_get_drvdata(pcidev); if (!phba) { - dev_err(&pcidev->dev, "beiscsi_remove called with no phba \n"); + dev_err(&pcidev->dev, "beiscsi_remove called with no phba\n"); return; } @@ -3737,6 +3825,14 @@ static void beiscsi_remove(struct pci_dev *pcidev) beiscsi_clean_port(phba); beiscsi_free_mem(phba); + real_offset = (u8 *)phba->csr_va + MPU_EP_SEMAPHORE; + + value = readl((void *)real_offset); + + if (value & 0x00010000) { + value &= 0xfffeffff; + writel(value, (void *)real_offset); + } beiscsi_unmap_pci_function(phba); pci_free_consistent(phba->pcidev, phba->ctrl.mbox_mem_alloced.size, @@ -3769,19 +3865,21 @@ static int __devinit beiscsi_dev_probe(struct pci_dev *pcidev, struct hwi_controller *phwi_ctrlr; struct hwi_context_memory *phwi_context; struct be_eq_obj *pbe_eq; - int ret, msix_vec, num_cpus, i; + int ret, num_cpus, i; + u8 *real_offset = 0; + u32 value = 0; ret = beiscsi_enable_pci(pcidev); if (ret < 0) { - shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe-" - "Failed to enable pci device \n"); + dev_err(&pcidev->dev, "beiscsi_dev_probe-" + " Failed to enable pci device\n"); return ret; } phba = beiscsi_hba_alloc(pcidev); if (!phba) { dev_err(&pcidev->dev, "beiscsi_dev_probe-" - " Failed in beiscsi_hba_alloc \n"); + " Failed in beiscsi_hba_alloc\n"); goto disable_pci; } @@ -3804,7 +3902,7 @@ static int __devinit beiscsi_dev_probe(struct pci_dev *pcidev, else num_cpus = 1; phba->num_cpus = num_cpus; - SE_DEBUG(DBG_LVL_8, "num_cpus = %d \n", phba->num_cpus); + SE_DEBUG(DBG_LVL_8, "num_cpus = %d\n", phba->num_cpus); if (enable_msix) beiscsi_msix_enable(phba); @@ -3815,6 +3913,33 @@ static int __devinit beiscsi_dev_probe(struct pci_dev *pcidev, goto hba_free; } + if (!num_hba) { + real_offset = (u8 *)phba->csr_va + MPU_EP_SEMAPHORE; + value = readl((void *)real_offset); + if (value & 0x00010000) { + gcrashmode++; + shost_printk(KERN_ERR, phba->shost, + "Loading Driver in crashdump mode\n"); + ret = beiscsi_pci_soft_reset(phba); + if (ret) { + shost_printk(KERN_ERR, phba->shost, + "Reset Failed. Aborting Crashdump\n"); + goto hba_free; + } + ret = be_chk_reset_complete(phba); + if (ret) { + shost_printk(KERN_ERR, phba->shost, + "Failed to get out of reset." + "Aborting Crashdump\n"); + goto hba_free; + } + } else { + value |= 0x00010000; + writel(value, (void *)real_offset); + num_hba++; + } + } + spin_lock_init(&phba->io_sgl_lock); spin_lock_init(&phba->mgmt_sgl_lock); spin_lock_init(&phba->isr_lock); @@ -3870,25 +3995,10 @@ static int __devinit beiscsi_dev_probe(struct pci_dev *pcidev, "Failed to beiscsi_init_irqs\n"); goto free_blkenbld; } - ret = hwi_enable_intr(phba); - if (ret < 0) { - shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe-" - "Failed to hwi_enable_intr\n"); - goto free_ctrlr; - } - SE_DEBUG(DBG_LVL_8, "\n\n\n SUCCESS - DRIVER LOADED \n\n\n"); + hwi_enable_intr(phba); + SE_DEBUG(DBG_LVL_8, "\n\n\n SUCCESS - DRIVER LOADED\n\n\n"); return 0; -free_ctrlr: - if (phba->msix_enabled) { - for (i = 0; i <= phba->num_cpus; i++) { - msix_vec = phba->msix_entries[i].vector; - free_irq(msix_vec, &phwi_context->be_eq[i]); - } - } else - if (phba->pcidev->irq) - free_irq(phba->pcidev->irq, phba); - pci_disable_msix(phba->pcidev); free_blkenbld: destroy_workqueue(phba->wq); if (blk_iopoll_enabled) @@ -3900,12 +4010,23 @@ free_twq: beiscsi_clean_port(phba); beiscsi_free_mem(phba); free_port: + real_offset = (u8 *)phba->csr_va + MPU_EP_SEMAPHORE; + + value = readl((void *)real_offset); + + if (value & 0x00010000) { + value &= 0xfffeffff; + writel(value, (void *)real_offset); + } + pci_free_consistent(phba->pcidev, phba->ctrl.mbox_mem_alloced.size, phba->ctrl.mbox_mem_alloced.va, phba->ctrl.mbox_mem_alloced.dma); beiscsi_unmap_pci_function(phba); hba_free: + if (phba->msix_enabled) + pci_disable_msix(phba->pcidev); iscsi_host_remove(phba->shost); pci_dev_put(phba->pcidev); iscsi_host_free(phba->shost); @@ -3955,7 +4076,7 @@ struct iscsi_transport beiscsi_iscsi_transport = { .get_session_param = iscsi_session_get_param, .get_host_param = beiscsi_get_host_param, .start_conn = beiscsi_conn_start, - .stop_conn = beiscsi_conn_stop, + .stop_conn = iscsi_conn_stop, .send_pdu = iscsi_conn_send_pdu, .xmit_task = beiscsi_task_xmit, .cleanup_task = beiscsi_cleanup_task, @@ -3988,7 +4109,7 @@ static int __init beiscsi_module_init(void) "transport.\n"); return -ENOMEM; } - SE_DEBUG(DBG_LVL_8, "In beiscsi_module_init, tt=%p \n", + SE_DEBUG(DBG_LVL_8, "In beiscsi_module_init, tt=%p\n", &beiscsi_iscsi_transport); ret = pci_register_driver(&beiscsi_pci_driver); |