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path: root/drivers/scsi/be2iscsi/be_main.c
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Diffstat (limited to 'drivers/scsi/be2iscsi/be_main.c')
-rw-r--r--drivers/scsi/be2iscsi/be_main.c488
1 files changed, 242 insertions, 246 deletions
diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
index 1a557fa77888..7c22616ab141 100644
--- a/drivers/scsi/be2iscsi/be_main.c
+++ b/drivers/scsi/be2iscsi/be_main.c
@@ -1,5 +1,5 @@
/**
- * Copyright (C) 2005 - 2009 ServerEngines
+ * Copyright (C) 2005 - 2010 ServerEngines
* All rights reserved.
*
* This program is free software; you can redistribute it and/or
@@ -40,7 +40,6 @@
static unsigned int be_iopoll_budget = 10;
static unsigned int be_max_phys_size = 64;
static unsigned int enable_msix = 1;
-static unsigned int ring_mode;
MODULE_DEVICE_TABLE(pci, beiscsi_pci_id_table);
MODULE_DESCRIPTION(DRV_DESC " " BUILD_STR);
@@ -62,10 +61,10 @@ static int beiscsi_slave_configure(struct scsi_device *sdev)
/*------------------- PCI Driver operations and data ----------------- */
static DEFINE_PCI_DEVICE_TABLE(beiscsi_pci_id_table) = {
{ PCI_DEVICE(BE_VENDOR_ID, BE_DEVICE_ID1) },
+ { PCI_DEVICE(BE_VENDOR_ID, BE_DEVICE_ID2) },
{ PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID1) },
{ PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID2) },
{ PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID3) },
- { PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID4) },
{ 0 }
};
MODULE_DEVICE_TABLE(pci, beiscsi_pci_id_table);
@@ -112,6 +111,7 @@ static struct beiscsi_hba *beiscsi_hba_alloc(struct pci_dev *pcidev)
memset(phba, 0, sizeof(*phba));
phba->shost = shost;
phba->pcidev = pci_dev_get(pcidev);
+ pci_set_drvdata(pcidev, phba);
if (iscsi_host_add(shost, &phba->pcidev->dev))
goto free_devices;
@@ -143,6 +143,7 @@ static int beiscsi_map_pci_bars(struct beiscsi_hba *phba,
struct pci_dev *pcidev)
{
u8 __iomem *addr;
+ int pcicfg_reg;
addr = ioremap_nocache(pci_resource_start(pcidev, 2),
pci_resource_len(pcidev, 2));
@@ -159,13 +160,19 @@ static int beiscsi_map_pci_bars(struct beiscsi_hba *phba,
phba->db_va = addr;
phba->db_pa.u.a64.address = pci_resource_start(pcidev, 4);
- addr = ioremap_nocache(pci_resource_start(pcidev, 1),
- pci_resource_len(pcidev, 1));
+ if (phba->generation == BE_GEN2)
+ pcicfg_reg = 1;
+ else
+ pcicfg_reg = 0;
+
+ addr = ioremap_nocache(pci_resource_start(pcidev, pcicfg_reg),
+ pci_resource_len(pcidev, pcicfg_reg));
+
if (addr == NULL)
goto pci_map_err;
phba->ctrl.pcicfg = addr;
phba->pci_va = addr;
- phba->pci_pa.u.a64.address = pci_resource_start(pcidev, 1);
+ phba->pci_pa.u.a64.address = pci_resource_start(pcidev, pcicfg_reg);
return 0;
pci_map_err:
@@ -230,29 +237,27 @@ static int be_ctrl_init(struct beiscsi_hba *phba, struct pci_dev *pdev)
static void beiscsi_get_params(struct beiscsi_hba *phba)
{
- phba->params.ios_per_ctrl = BE2_IO_DEPTH;
- phba->params.cxns_per_ctrl = BE2_MAX_SESSIONS;
- phba->params.asyncpdus_per_ctrl = BE2_ASYNCPDUS;
- phba->params.icds_per_ctrl = BE2_MAX_ICDS / 2;
+ phba->params.ios_per_ctrl = (phba->fw_config.iscsi_icd_count
+ - (phba->fw_config.iscsi_cid_count
+ + BE2_TMFS
+ + BE2_NOPOUT_REQ));
+ phba->params.cxns_per_ctrl = phba->fw_config.iscsi_cid_count;
+ phba->params.asyncpdus_per_ctrl = phba->fw_config.iscsi_cid_count;;
+ phba->params.icds_per_ctrl = phba->fw_config.iscsi_icd_count;;
phba->params.num_sge_per_io = BE2_SGE;
phba->params.defpdu_hdr_sz = BE2_DEFPDU_HDR_SZ;
phba->params.defpdu_data_sz = BE2_DEFPDU_DATA_SZ;
phba->params.eq_timer = 64;
phba->params.num_eq_entries =
- (((BE2_CMDS_PER_CXN * 2 + BE2_LOGOUTS + BE2_TMFS + BE2_ASYNCPDUS) /
- 512) + 1) * 512;
+ (((BE2_CMDS_PER_CXN * 2 + phba->fw_config.iscsi_cid_count * 2
+ + BE2_TMFS) / 512) + 1) * 512;
phba->params.num_eq_entries = (phba->params.num_eq_entries < 1024)
? 1024 : phba->params.num_eq_entries;
SE_DEBUG(DBG_LVL_8, "phba->params.num_eq_entries=%d \n",
- phba->params.num_eq_entries);
+ phba->params.num_eq_entries);
phba->params.num_cq_entries =
- (((BE2_CMDS_PER_CXN * 2 + BE2_LOGOUTS + BE2_TMFS + BE2_ASYNCPDUS) /
- 512) + 1) * 512;
- SE_DEBUG(DBG_LVL_8,
- "phba->params.num_cq_entries=%d BE2_CMDS_PER_CXN=%d"
- "BE2_LOGOUTS=%d BE2_TMFS=%d BE2_ASYNCPDUS=%d \n",
- phba->params.num_cq_entries, BE2_CMDS_PER_CXN,
- BE2_LOGOUTS, BE2_TMFS, BE2_ASYNCPDUS);
+ (((BE2_CMDS_PER_CXN * 2 + phba->fw_config.iscsi_cid_count * 2
+ + BE2_TMFS) / 512) + 1) * 512;
phba->params.wrbs_per_cxn = 256;
}
@@ -443,7 +448,7 @@ static irqreturn_t be_isr(int irq, void *dev_id)
if (phba->todo_mcc_cq)
queue_work(phba->wq, &phba->work_cqs);
- if ((num_mcceq_processed) && (!num_ioeq_processed))
+ if ((num_mcceq_processed) && (!num_ioeq_processed))
hwi_ring_eq_db(phba, eq->id, 0,
(num_ioeq_processed +
num_mcceq_processed) , 1, 1);
@@ -561,6 +566,7 @@ beiscsi_process_async_pdu(struct beiscsi_conn *beiscsi_conn,
SE_DEBUG(DBG_LVL_1, "In ISCSI_OP_REJECT\n");
break;
case ISCSI_OP_LOGIN_RSP:
+ case ISCSI_OP_TEXT_RSP:
task = conn->login_task;
io_task = task->dd_data;
login_hdr = (struct iscsi_hdr *)ppdu;
@@ -631,29 +637,29 @@ free_io_sgl_handle(struct beiscsi_hba *phba, struct sgl_handle *psgl_handle)
* alloc_wrb_handle - To allocate a wrb handle
* @phba: The hba pointer
* @cid: The cid to use for allocation
- * @index: index allocation and wrb index
*
* This happens under session_lock until submission to chip
*/
-struct wrb_handle *alloc_wrb_handle(struct beiscsi_hba *phba, unsigned int cid,
- int index)
+struct wrb_handle *alloc_wrb_handle(struct beiscsi_hba *phba, unsigned int cid)
{
struct hwi_wrb_context *pwrb_context;
struct hwi_controller *phwi_ctrlr;
- struct wrb_handle *pwrb_handle;
+ struct wrb_handle *pwrb_handle, *pwrb_handle_tmp;
phwi_ctrlr = phba->phwi_ctrlr;
pwrb_context = &phwi_ctrlr->wrb_context[cid];
- if (pwrb_context->wrb_handles_available) {
+ if (pwrb_context->wrb_handles_available >= 2) {
pwrb_handle = pwrb_context->pwrb_handle_base[
pwrb_context->alloc_index];
pwrb_context->wrb_handles_available--;
- pwrb_handle->nxt_wrb_index = pwrb_handle->wrb_index;
if (pwrb_context->alloc_index ==
(phba->params.wrbs_per_cxn - 1))
pwrb_context->alloc_index = 0;
else
pwrb_context->alloc_index++;
+ pwrb_handle_tmp = pwrb_context->pwrb_handle_base[
+ pwrb_context->alloc_index];
+ pwrb_handle->nxt_wrb_index = pwrb_handle_tmp->wrb_index;
} else
pwrb_handle = NULL;
return pwrb_handle;
@@ -671,9 +677,7 @@ static void
free_wrb_handle(struct beiscsi_hba *phba, struct hwi_wrb_context *pwrb_context,
struct wrb_handle *pwrb_handle)
{
- if (!ring_mode)
- pwrb_context->pwrb_handle_base[pwrb_context->free_index] =
- pwrb_handle;
+ pwrb_context->pwrb_handle_base[pwrb_context->free_index] = pwrb_handle;
pwrb_context->wrb_handles_available++;
if (pwrb_context->free_index == (phba->params.wrbs_per_cxn - 1))
pwrb_context->free_index = 0;
@@ -790,6 +794,7 @@ be_complete_io(struct beiscsi_conn *beiscsi_conn,
memcpy(task->sc->sense_buffer, sense,
min_t(u16, sense_len, SCSI_SENSE_BUFFERSIZE));
}
+
if (io_task->cmd_bhs->iscsi_hdr.flags & ISCSI_FLAG_CMD_READ) {
if (psol->dw[offsetof(struct amap_sol_cqe, i_res_cnt) / 32]
& SOL_RES_CNT_MASK)
@@ -811,6 +816,7 @@ be_complete_logout(struct beiscsi_conn *beiscsi_conn,
struct iscsi_conn *conn = beiscsi_conn->conn;
hdr = (struct iscsi_logout_rsp *)task->hdr;
+ hdr->opcode = ISCSI_OP_LOGOUT_RSP;
hdr->t2wait = 5;
hdr->t2retain = 0;
hdr->flags = ((psol->dw[offsetof(struct amap_sol_cqe, i_flags) / 32]
@@ -825,6 +831,9 @@ be_complete_logout(struct beiscsi_conn *beiscsi_conn,
& SOL_EXP_CMD_SN_MASK) +
((psol->dw[offsetof(struct amap_sol_cqe, i_cmd_wnd)
/ 32] & SOL_CMD_WND_MASK) >> 24) - 1);
+ hdr->dlength[0] = 0;
+ hdr->dlength[1] = 0;
+ hdr->dlength[2] = 0;
hdr->hlength = 0;
hdr->itt = io_task->libiscsi_itt;
__iscsi_complete_pdu(conn, (struct iscsi_hdr *)hdr, NULL, 0);
@@ -839,6 +848,7 @@ be_complete_tmf(struct beiscsi_conn *beiscsi_conn,
struct beiscsi_io_task *io_task = task->dd_data;
hdr = (struct iscsi_tm_rsp *)task->hdr;
+ hdr->opcode = ISCSI_OP_SCSI_TMFUNC_RSP;
hdr->flags = ((psol->dw[offsetof(struct amap_sol_cqe, i_flags) / 32]
& SOL_FLAGS_MASK) >> 24) | 0x80;
hdr->response = (psol->dw[offsetof(struct amap_sol_cqe, i_resp) /
@@ -859,7 +869,6 @@ hwi_complete_drvr_msgs(struct beiscsi_conn *beiscsi_conn,
{
struct hwi_wrb_context *pwrb_context;
struct wrb_handle *pwrb_handle = NULL;
- struct sgl_handle *psgl_handle = NULL;
struct hwi_controller *phwi_ctrlr;
struct iscsi_task *task;
struct beiscsi_io_task *io_task;
@@ -867,22 +876,14 @@ hwi_complete_drvr_msgs(struct beiscsi_conn *beiscsi_conn,
struct iscsi_session *session = conn->session;
phwi_ctrlr = phba->phwi_ctrlr;
- if (ring_mode) {
- psgl_handle = phba->sgl_hndl_array[((psol->
- dw[offsetof(struct amap_sol_cqe_ring, icd_index) /
- 32] & SOL_ICD_INDEX_MASK) >> 6)];
- pwrb_context = &phwi_ctrlr->wrb_context[psgl_handle->cid];
- task = psgl_handle->task;
- pwrb_handle = NULL;
- } else {
- pwrb_context = &phwi_ctrlr->wrb_context[((psol->
+ pwrb_context = &phwi_ctrlr->wrb_context[((psol->
dw[offsetof(struct amap_sol_cqe, cid) / 32] &
- SOL_CID_MASK) >> 6)];
- pwrb_handle = pwrb_context->pwrb_handle_basestd[((psol->
+ SOL_CID_MASK) >> 6) -
+ phba->fw_config.iscsi_cid_start];
+ pwrb_handle = pwrb_context->pwrb_handle_basestd[((psol->
dw[offsetof(struct amap_sol_cqe, wrb_index) /
32] & SOL_WRB_INDEX_MASK) >> 16)];
- task = pwrb_handle->pio_handle;
- }
+ task = pwrb_handle->pio_handle;
io_task = task->dd_data;
spin_lock(&phba->mgmt_sgl_lock);
@@ -923,31 +924,23 @@ static void hwi_complete_cmd(struct beiscsi_conn *beiscsi_conn,
struct iscsi_wrb *pwrb = NULL;
struct hwi_controller *phwi_ctrlr;
struct iscsi_task *task;
- struct sgl_handle *psgl_handle = NULL;
unsigned int type;
struct iscsi_conn *conn = beiscsi_conn->conn;
struct iscsi_session *session = conn->session;
phwi_ctrlr = phba->phwi_ctrlr;
- if (ring_mode) {
- psgl_handle = phba->sgl_hndl_array[((psol->
- dw[offsetof(struct amap_sol_cqe_ring, icd_index) /
- 32] & SOL_ICD_INDEX_MASK) >> 6)];
- task = psgl_handle->task;
- type = psgl_handle->type;
- } else {
- pwrb_context = &phwi_ctrlr->
- wrb_context[((psol->dw[offsetof
+ pwrb_context = &phwi_ctrlr->wrb_context[((psol->dw[offsetof
(struct amap_sol_cqe, cid) / 32]
- & SOL_CID_MASK) >> 6)];
- pwrb_handle = pwrb_context->pwrb_handle_basestd[((psol->
+ & SOL_CID_MASK) >> 6) -
+ phba->fw_config.iscsi_cid_start];
+ pwrb_handle = pwrb_context->pwrb_handle_basestd[((psol->
dw[offsetof(struct amap_sol_cqe, wrb_index) /
32] & SOL_WRB_INDEX_MASK) >> 16)];
- task = pwrb_handle->pio_handle;
- pwrb = pwrb_handle->pwrb;
- type = (pwrb->dw[offsetof(struct amap_iscsi_wrb, type) / 32] &
- WRB_TYPE_MASK) >> 28;
- }
+ task = pwrb_handle->pio_handle;
+ pwrb = pwrb_handle->pwrb;
+ type = (pwrb->dw[offsetof(struct amap_iscsi_wrb, type) / 32] &
+ WRB_TYPE_MASK) >> 28;
+
spin_lock_bh(&session->lock);
switch (type) {
case HWH_TYPE_IO:
@@ -978,15 +971,7 @@ static void hwi_complete_cmd(struct beiscsi_conn *beiscsi_conn,
break;
default:
- if (ring_mode)
- shost_printk(KERN_WARNING, phba->shost,
- "In hwi_complete_cmd, unknown type = %d"
- "icd_index 0x%x CID 0x%x\n", type,
- ((psol->dw[offsetof(struct amap_sol_cqe_ring,
- icd_index) / 32] & SOL_ICD_INDEX_MASK) >> 6),
- psgl_handle->cid);
- else
- shost_printk(KERN_WARNING, phba->shost,
+ shost_printk(KERN_WARNING, phba->shost,
"In hwi_complete_cmd, unknown type = %d"
"wrb_index 0x%x CID 0x%x\n", type,
((psol->dw[offsetof(struct amap_iscsi_wrb,
@@ -1077,7 +1062,8 @@ hwi_get_async_handle(struct beiscsi_hba *phba,
WARN_ON(!pasync_handle);
- pasync_handle->cri = (unsigned short)beiscsi_conn->beiscsi_conn_cid;
+ pasync_handle->cri = (unsigned short)beiscsi_conn->beiscsi_conn_cid -
+ phba->fw_config.iscsi_cid_start;
pasync_handle->is_header = is_header;
pasync_handle->buffer_len = ((pdpdu_cqe->
dw[offsetof(struct amap_i_t_dpdu_cqe, dpl) / 32]
@@ -1327,9 +1313,10 @@ hwi_fwd_async_msg(struct beiscsi_conn *beiscsi_conn,
}
status = beiscsi_process_async_pdu(beiscsi_conn, phba,
- beiscsi_conn->beiscsi_conn_cid,
- phdr, hdr_len, pfirst_buffer,
- buf_len);
+ (beiscsi_conn->beiscsi_conn_cid -
+ phba->fw_config.iscsi_cid_start),
+ phdr, hdr_len, pfirst_buffer,
+ buf_len);
if (status == 0)
hwi_free_async_msg(phba, cri);
@@ -1422,6 +1409,48 @@ static void hwi_process_default_pdu_ring(struct beiscsi_conn *beiscsi_conn,
hwi_post_async_buffers(phba, pasync_handle->is_header);
}
+static void beiscsi_process_mcc_isr(struct beiscsi_hba *phba)
+{
+ struct be_queue_info *mcc_cq;
+ struct be_mcc_compl *mcc_compl;
+ unsigned int num_processed = 0;
+
+ mcc_cq = &phba->ctrl.mcc_obj.cq;
+ mcc_compl = queue_tail_node(mcc_cq);
+ mcc_compl->flags = le32_to_cpu(mcc_compl->flags);
+ while (mcc_compl->flags & CQE_FLAGS_VALID_MASK) {
+
+ if (num_processed >= 32) {
+ hwi_ring_cq_db(phba, mcc_cq->id,
+ num_processed, 0, 0);
+ num_processed = 0;
+ }
+ if (mcc_compl->flags & CQE_FLAGS_ASYNC_MASK) {
+ /* Interpret flags as an async trailer */
+ if (is_link_state_evt(mcc_compl->flags))
+ /* Interpret compl as a async link evt */
+ beiscsi_async_link_state_process(phba,
+ (struct be_async_event_link_state *) mcc_compl);
+ else
+ SE_DEBUG(DBG_LVL_1,
+ " Unsupported Async Event, flags"
+ " = 0x%08x \n", mcc_compl->flags);
+ } else if (mcc_compl->flags & CQE_FLAGS_COMPLETED_MASK) {
+ be_mcc_compl_process_isr(&phba->ctrl, mcc_compl);
+ atomic_dec(&phba->ctrl.mcc_obj.q.used);
+ }
+
+ mcc_compl->flags = 0;
+ queue_tail_inc(mcc_cq);
+ mcc_compl = queue_tail_node(mcc_cq);
+ mcc_compl->flags = le32_to_cpu(mcc_compl->flags);
+ num_processed++;
+ }
+
+ if (num_processed > 0)
+ hwi_ring_cq_db(phba, mcc_cq->id, num_processed, 1, 0);
+
+}
static unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq)
{
@@ -1431,7 +1460,8 @@ static unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq)
unsigned int num_processed = 0;
unsigned int tot_nump = 0;
struct beiscsi_conn *beiscsi_conn;
- struct sgl_handle *psgl_handle = NULL;
+ struct beiscsi_endpoint *beiscsi_ep;
+ struct iscsi_endpoint *ep;
struct beiscsi_hba *phba;
cq = pbe_eq->cq;
@@ -1442,32 +1472,13 @@ static unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq)
CQE_VALID_MASK) {
be_dws_le_to_cpu(sol, sizeof(struct sol_cqe));
- if (ring_mode) {
- psgl_handle = phba->sgl_hndl_array[((sol->
- dw[offsetof(struct amap_sol_cqe_ring,
- icd_index) / 32] & SOL_ICD_INDEX_MASK)
- >> 6)];
- beiscsi_conn = phba->conn_table[psgl_handle->cid];
- if (!beiscsi_conn || !beiscsi_conn->ep) {
- shost_printk(KERN_WARNING, phba->shost,
- "Connection table empty for cid = %d\n",
- psgl_handle->cid);
- return 0;
- }
+ ep = phba->ep_array[(u32) ((sol->
+ dw[offsetof(struct amap_sol_cqe, cid) / 32] &
+ SOL_CID_MASK) >> 6) -
+ phba->fw_config.iscsi_cid_start];
- } else {
- beiscsi_conn = phba->conn_table[(u32) (sol->
- dw[offsetof(struct amap_sol_cqe, cid) / 32] &
- SOL_CID_MASK) >> 6];
-
- if (!beiscsi_conn || !beiscsi_conn->ep) {
- shost_printk(KERN_WARNING, phba->shost,
- "Connection table empty for cid = %d\n",
- (u32)(sol->dw[offsetof(struct amap_sol_cqe,
- cid) / 32] & SOL_CID_MASK) >> 6);
- return 0;
- }
- }
+ beiscsi_ep = ep->dd_data;
+ beiscsi_conn = beiscsi_ep->conn;
if (num_processed >= 32) {
hwi_ring_cq_db(phba, cq->id,
@@ -1511,21 +1522,13 @@ static unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq)
case CMD_CXN_KILLED_ITT_INVALID:
case CMD_CXN_KILLED_SEQ_OUTOFORDER:
case CMD_CXN_KILLED_INVALID_DATASN_RCVD:
- if (ring_mode) {
- SE_DEBUG(DBG_LVL_1,
- "CQ Error notification for cmd.. "
- "code %d cid 0x%x\n",
- sol->dw[offsetof(struct amap_sol_cqe, code) /
- 32] & CQE_CODE_MASK, psgl_handle->cid);
- } else {
- SE_DEBUG(DBG_LVL_1,
+ SE_DEBUG(DBG_LVL_1,
"CQ Error notification for cmd.. "
"code %d cid 0x%x\n",
sol->dw[offsetof(struct amap_sol_cqe, code) /
32] & CQE_CODE_MASK,
(sol->dw[offsetof(struct amap_sol_cqe, cid) /
32] & SOL_CID_MASK));
- }
break;
case UNSOL_DATA_DIGEST_ERROR_NOTIFY:
SE_DEBUG(DBG_LVL_1,
@@ -1547,37 +1550,23 @@ static unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq)
case CXN_KILLED_OVER_RUN_RESIDUAL:
case CXN_KILLED_UNDER_RUN_RESIDUAL:
case CXN_KILLED_CMND_DATA_NOT_ON_SAME_CONN:
- if (ring_mode) {
- SE_DEBUG(DBG_LVL_1, "CQ Error %d, reset CID "
- "0x%x...\n",
- sol->dw[offsetof(struct amap_sol_cqe, code) /
- 32] & CQE_CODE_MASK, psgl_handle->cid);
- } else {
- SE_DEBUG(DBG_LVL_1, "CQ Error %d, reset CID "
+ SE_DEBUG(DBG_LVL_1, "CQ Error %d, reset CID "
"0x%x...\n",
sol->dw[offsetof(struct amap_sol_cqe, code) /
32] & CQE_CODE_MASK,
- sol->dw[offsetof(struct amap_sol_cqe, cid) /
- 32] & CQE_CID_MASK);
- }
+ (sol->dw[offsetof(struct amap_sol_cqe, cid) /
+ 32] & CQE_CID_MASK));
iscsi_conn_failure(beiscsi_conn->conn,
ISCSI_ERR_CONN_FAILED);
break;
case CXN_KILLED_RST_SENT:
case CXN_KILLED_RST_RCVD:
- if (ring_mode) {
- SE_DEBUG(DBG_LVL_1, "CQ Error %d, reset"
- "received/sent on CID 0x%x...\n",
- sol->dw[offsetof(struct amap_sol_cqe, code) /
- 32] & CQE_CODE_MASK, psgl_handle->cid);
- } else {
- SE_DEBUG(DBG_LVL_1, "CQ Error %d, reset"
+ SE_DEBUG(DBG_LVL_1, "CQ Error %d, reset"
"received/sent on CID 0x%x...\n",
sol->dw[offsetof(struct amap_sol_cqe, code) /
32] & CQE_CODE_MASK,
- sol->dw[offsetof(struct amap_sol_cqe, cid) /
- 32] & CQE_CID_MASK);
- }
+ (sol->dw[offsetof(struct amap_sol_cqe, cid) /
+ 32] & CQE_CID_MASK));
iscsi_conn_failure(beiscsi_conn->conn,
ISCSI_ERR_CONN_FAILED);
break;
@@ -1586,8 +1575,8 @@ static unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq)
"received on CID 0x%x...\n",
sol->dw[offsetof(struct amap_sol_cqe, code) /
32] & CQE_CODE_MASK,
- sol->dw[offsetof(struct amap_sol_cqe, cid) /
- 32] & CQE_CID_MASK);
+ (sol->dw[offsetof(struct amap_sol_cqe, cid) /
+ 32] & CQE_CID_MASK));
break;
}
@@ -1604,7 +1593,7 @@ static unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq)
return tot_nump;
}
-static void beiscsi_process_all_cqs(struct work_struct *work)
+void beiscsi_process_all_cqs(struct work_struct *work)
{
unsigned long flags;
struct hwi_controller *phwi_ctrlr;
@@ -1624,6 +1613,7 @@ static void beiscsi_process_all_cqs(struct work_struct *work)
spin_lock_irqsave(&phba->isr_lock, flags);
phba->todo_mcc_cq = 0;
spin_unlock_irqrestore(&phba->isr_lock, flags);
+ beiscsi_process_mcc_isr(phba);
}
if (phba->todo_cq) {
@@ -1668,7 +1658,8 @@ hwi_write_sgl(struct iscsi_wrb *pwrb, struct scatterlist *sg,
io_task->bhs_pa.u.a32.address_hi);
l_sg = sg;
- for (index = 0; (index < num_sg) && (index < 2); index++, sg_next(sg)) {
+ for (index = 0; (index < num_sg) && (index < 2); index++,
+ sg = sg_next(sg)) {
if (index == 0) {
sg_len = sg_dma_len(sg);
addr = (u64) sg_dma_address(sg);
@@ -1679,11 +1670,7 @@ hwi_write_sgl(struct iscsi_wrb *pwrb, struct scatterlist *sg,
AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_len, pwrb,
sg_len);
sge_len = sg_len;
- AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_last, pwrb,
- 1);
} else {
- AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_last, pwrb,
- 0);
AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_r2t_offset,
pwrb, sge_len);
sg_len = sg_dma_len(sg);
@@ -1706,13 +1693,27 @@ hwi_write_sgl(struct iscsi_wrb *pwrb, struct scatterlist *sg,
AMAP_SET_BITS(struct amap_iscsi_sge, addr_lo, psgl,
io_task->bhs_pa.u.a32.address_lo);
- if (num_sg == 2)
- AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_last, pwrb, 1);
+ if (num_sg == 1) {
+ AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_last, pwrb,
+ 1);
+ AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_last, pwrb,
+ 0);
+ } else if (num_sg == 2) {
+ AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_last, pwrb,
+ 0);
+ AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_last, pwrb,
+ 1);
+ } else {
+ AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_last, pwrb,
+ 0);
+ AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_last, pwrb,
+ 0);
+ }
sg = l_sg;
psgl++;
psgl++;
offset = 0;
- for (index = 0; index < num_sg; index++, sg_next(sg), psgl++) {
+ for (index = 0; index < num_sg; index++, sg = sg_next(sg), psgl++) {
sg_len = sg_dma_len(sg);
addr = (u64) sg_dma_address(sg);
AMAP_SET_BITS(struct amap_iscsi_sge, addr_lo, psgl,
@@ -2048,10 +2049,9 @@ static void beiscsi_init_wrb_handle(struct beiscsi_hba *phba)
}
idx = 0;
pwrb = mem_descr_wrb->mem_array[idx].virtual_address;
- num_cxn_wrb =
- ((mem_descr_wrb->mem_array[idx].size) / (sizeof(struct iscsi_wrb)) *
- phba->params.wrbs_per_cxn);
-
+ num_cxn_wrb = (mem_descr_wrb->mem_array[idx].size) /
+ ((sizeof(struct iscsi_wrb) *
+ phba->params.wrbs_per_cxn));
for (index = 0; index < phba->params.cxns_per_ctrl; index += 2) {
pwrb_context = &phwi_ctrlr->wrb_context[index];
if (num_cxn_wrb) {
@@ -2064,9 +2064,9 @@ static void beiscsi_init_wrb_handle(struct beiscsi_hba *phba)
} else {
idx++;
pwrb = mem_descr_wrb->mem_array[idx].virtual_address;
- num_cxn_wrb = ((mem_descr_wrb->mem_array[idx].size) /
- (sizeof(struct iscsi_wrb)) *
- phba->params.wrbs_per_cxn);
+ num_cxn_wrb = (mem_descr_wrb->mem_array[idx].size) /
+ ((sizeof(struct iscsi_wrb) *
+ phba->params.wrbs_per_cxn));
for (j = 0; j < phba->params.wrbs_per_cxn; j++) {
pwrb_handle = pwrb_context->pwrb_handle_base[j];
pwrb_handle->pwrb = pwrb;
@@ -2383,7 +2383,7 @@ static int beiscsi_create_cqs(struct beiscsi_hba *phba,
&paddr);
if (!cq_vaddress)
goto create_cq_error;
- ret = be_fill_queue(cq, phba->params.icds_per_ctrl / 2,
+ ret = be_fill_queue(cq, phba->params.num_cq_entries,
sizeof(struct sol_cqe), cq_vaddress);
if (ret) {
shost_printk(KERN_ERR, phba->shost,
@@ -2634,7 +2634,8 @@ beiscsi_create_wrb_rings(struct beiscsi_hba *phba,
"wrbq create failed.");
return status;
}
- phwi_ctrlr->wrb_context[i].cid = phwi_context->be_wrbq[i].id;
+ phwi_ctrlr->wrb_context[i * 2].cid = phwi_context->be_wrbq[i].
+ id;
}
kfree(pwrb_arr);
return 0;
@@ -2803,17 +2804,6 @@ static int hwi_init_port(struct beiscsi_hba *phba)
goto error;
}
- if (phba->fw_config.iscsi_features == 0x1)
- ring_mode = 1;
- else
- ring_mode = 0;
- status = mgmt_get_fw_config(ctrl, phba);
- if (status != 0) {
- shost_printk(KERN_ERR, phba->shost,
- "Error getting fw config\n");
- goto error;
- }
-
status = beiscsi_create_cqs(phba, phwi_context);
if (status != 0) {
shost_printk(KERN_ERR, phba->shost, "CQ not created\n");
@@ -2941,17 +2931,6 @@ static int beiscsi_init_sgl_handle(struct beiscsi_hba *phba)
phba->io_sgl_hndl_avbl = 0;
phba->eh_sgl_hndl_avbl = 0;
- if (ring_mode) {
- phba->sgl_hndl_array = kzalloc(sizeof(struct sgl_handle *) *
- phba->params.icds_per_ctrl,
- GFP_KERNEL);
- if (!phba->sgl_hndl_array) {
- shost_printk(KERN_ERR, phba->shost,
- "Mem Alloc Failed. Failing to load\n");
- return -ENOMEM;
- }
- }
-
mem_descr_sglh = phba->init_mem;
mem_descr_sglh += HWI_MEM_SGLH;
if (1 == mem_descr_sglh->num_elements) {
@@ -2959,8 +2938,6 @@ static int beiscsi_init_sgl_handle(struct beiscsi_hba *phba)
phba->params.ios_per_ctrl,
GFP_KERNEL);
if (!phba->io_sgl_hndl_base) {
- if (ring_mode)
- kfree(phba->sgl_hndl_array);
shost_printk(KERN_ERR, phba->shost,
"Mem Alloc Failed. Failing to load\n");
return -ENOMEM;
@@ -3032,7 +3009,7 @@ static int beiscsi_init_sgl_handle(struct beiscsi_hba *phba)
AMAP_SET_BITS(struct amap_iscsi_sge, addr_lo, pfrag, 0);
pfrag += phba->params.num_sge_per_io;
psgl_handle->sgl_index =
- phba->fw_config.iscsi_cid_start + arr_index++;
+ phba->fw_config.iscsi_icd_start + arr_index++;
}
idx++;
}
@@ -3047,7 +3024,7 @@ static int hba_setup_cid_tbls(struct beiscsi_hba *phba)
{
int i, new_cid;
- phba->cid_array = kmalloc(sizeof(void *) * phba->params.cxns_per_ctrl,
+ phba->cid_array = kzalloc(sizeof(void *) * phba->params.cxns_per_ctrl,
GFP_KERNEL);
if (!phba->cid_array) {
shost_printk(KERN_ERR, phba->shost,
@@ -3055,7 +3032,7 @@ static int hba_setup_cid_tbls(struct beiscsi_hba *phba)
"hba_setup_cid_tbls\n");
return -ENOMEM;
}
- phba->ep_array = kmalloc(sizeof(struct iscsi_endpoint *) *
+ phba->ep_array = kzalloc(sizeof(struct iscsi_endpoint *) *
phba->params.cxns_per_ctrl * 2, GFP_KERNEL);
if (!phba->ep_array) {
shost_printk(KERN_ERR, phba->shost,
@@ -3064,7 +3041,7 @@ static int hba_setup_cid_tbls(struct beiscsi_hba *phba)
kfree(phba->cid_array);
return -ENOMEM;
}
- new_cid = phba->fw_config.iscsi_icd_start;
+ new_cid = phba->fw_config.iscsi_cid_start;
for (i = 0; i < phba->params.cxns_per_ctrl; i++) {
phba->cid_array[i] = new_cid;
new_cid += 2;
@@ -3145,8 +3122,6 @@ static int beiscsi_init_port(struct beiscsi_hba *phba)
if (hba_setup_cid_tbls(phba)) {
shost_printk(KERN_ERR, phba->shost,
"Failed in hba_setup_cid_tbls\n");
- if (ring_mode)
- kfree(phba->sgl_hndl_array);
kfree(phba->io_sgl_hndl_base);
kfree(phba->eh_sgl_hndl_base);
goto do_cleanup_ctrlr;
@@ -3166,6 +3141,7 @@ static void hwi_purge_eq(struct beiscsi_hba *phba)
struct be_queue_info *eq;
struct be_eq_entry *eqe = NULL;
int i, eq_msix;
+ unsigned int num_processed;
phwi_ctrlr = phba->phwi_ctrlr;
phwi_context = phwi_ctrlr->phwi_ctxt;
@@ -3177,13 +3153,17 @@ static void hwi_purge_eq(struct beiscsi_hba *phba)
for (i = 0; i < (phba->num_cpus + eq_msix); i++) {
eq = &phwi_context->be_eq[i].q;
eqe = queue_tail_node(eq);
-
+ num_processed = 0;
while (eqe->dw[offsetof(struct amap_eq_entry, valid) / 32]
& EQE_VALID_MASK) {
AMAP_SET_BITS(struct amap_eq_entry, valid, eqe, 0);
queue_tail_inc(eq);
eqe = queue_tail_node(eq);
+ num_processed++;
}
+
+ if (num_processed)
+ hwi_ring_eq_db(phba, eq->id, 1, num_processed, 1, 1);
}
}
@@ -3195,10 +3175,9 @@ static void beiscsi_clean_port(struct beiscsi_hba *phba)
if (mgmt_status)
shost_printk(KERN_WARNING, phba->shost,
"mgmt_epfw_cleanup FAILED \n");
- hwi_cleanup(phba);
+
hwi_purge_eq(phba);
- if (ring_mode)
- kfree(phba->sgl_hndl_array);
+ hwi_cleanup(phba);
kfree(phba->io_sgl_hndl_base);
kfree(phba->eh_sgl_hndl_base);
kfree(phba->cid_array);
@@ -3219,7 +3198,8 @@ beiscsi_offload_connection(struct beiscsi_conn *beiscsi_conn,
* We can always use 0 here because it is reserved by libiscsi for
* login/startup related tasks.
*/
- pwrb_handle = alloc_wrb_handle(phba, beiscsi_conn->beiscsi_conn_cid, 0);
+ pwrb_handle = alloc_wrb_handle(phba, (beiscsi_conn->beiscsi_conn_cid -
+ phba->fw_config.iscsi_cid_start));
pwrb = (struct iscsi_target_context_update_wrb *)pwrb_handle->pwrb;
memset(pwrb, 0, sizeof(*pwrb));
AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
@@ -3283,8 +3263,7 @@ beiscsi_offload_connection(struct beiscsi_conn *beiscsi_conn,
be_dws_le_to_cpu(pwrb, sizeof(struct iscsi_target_context_update_wrb));
doorbell |= beiscsi_conn->beiscsi_conn_cid & DB_WRB_POST_CID_MASK;
- if (!ring_mode)
- doorbell |= (pwrb_handle->wrb_index & DB_DEF_PDU_WRB_INDEX_MASK)
+ doorbell |= (pwrb_handle->wrb_index & DB_DEF_PDU_WRB_INDEX_MASK)
<< DB_DEF_PDU_WRB_INDEX_SHIFT;
doorbell |= 1 << DB_DEF_PDU_NUM_POSTED_SHIFT;
@@ -3328,8 +3307,9 @@ static int beiscsi_alloc_pdu(struct iscsi_task *task, uint8_t opcode)
io_task->bhs_pa.u.a64.address = paddr;
io_task->libiscsi_itt = (itt_t)task->itt;
io_task->pwrb_handle = alloc_wrb_handle(phba,
- beiscsi_conn->beiscsi_conn_cid,
- task->itt);
+ beiscsi_conn->beiscsi_conn_cid -
+ phba->fw_config.iscsi_cid_start
+ );
io_task->conn = beiscsi_conn;
task->hdr = (struct iscsi_hdr *)&io_task->cmd_bhs->iscsi_hdr;
@@ -3343,7 +3323,7 @@ static int beiscsi_alloc_pdu(struct iscsi_task *task, uint8_t opcode)
goto free_hndls;
} else {
io_task->scsi_cmnd = NULL;
- if ((task->hdr->opcode & ISCSI_OPCODE_MASK) == ISCSI_OP_LOGIN) {
+ if ((opcode & ISCSI_OPCODE_MASK) == ISCSI_OP_LOGIN) {
if (!beiscsi_conn->login_in_progress) {
spin_lock(&phba->mgmt_sgl_lock);
io_task->psgl_handle = (struct sgl_handle *)
@@ -3370,21 +3350,16 @@ static int beiscsi_alloc_pdu(struct iscsi_task *task, uint8_t opcode)
itt = (itt_t) cpu_to_be32(((unsigned int)io_task->pwrb_handle->
wrb_index << 16) | (unsigned int)
(io_task->psgl_handle->sgl_index));
- if (ring_mode) {
- phba->sgl_hndl_array[io_task->psgl_handle->sgl_index -
- phba->fw_config.iscsi_cid_start] =
- io_task->psgl_handle;
- io_task->psgl_handle->task = task;
- io_task->psgl_handle->cid = beiscsi_conn->beiscsi_conn_cid;
- } else
- io_task->pwrb_handle->pio_handle = task;
+ io_task->pwrb_handle->pio_handle = task;
io_task->cmd_bhs->iscsi_hdr.itt = itt;
return 0;
free_hndls:
phwi_ctrlr = phba->phwi_ctrlr;
- pwrb_context = &phwi_ctrlr->wrb_context[beiscsi_conn->beiscsi_conn_cid];
+ pwrb_context = &phwi_ctrlr->wrb_context[
+ beiscsi_conn->beiscsi_conn_cid -
+ phba->fw_config.iscsi_cid_start];
free_wrb_handle(phba, pwrb_context, io_task->pwrb_handle);
io_task->pwrb_handle = NULL;
pci_pool_free(beiscsi_sess->bhs_pool, io_task->cmd_bhs,
@@ -3404,7 +3379,8 @@ static void beiscsi_cleanup_task(struct iscsi_task *task)
struct hwi_controller *phwi_ctrlr;
phwi_ctrlr = phba->phwi_ctrlr;
- pwrb_context = &phwi_ctrlr->wrb_context[beiscsi_conn->beiscsi_conn_cid];
+ pwrb_context = &phwi_ctrlr->wrb_context[beiscsi_conn->beiscsi_conn_cid
+ - phba->fw_config.iscsi_cid_start];
if (io_task->pwrb_handle) {
free_wrb_handle(phba, pwrb_context, io_task->pwrb_handle);
io_task->pwrb_handle = NULL;
@@ -3460,18 +3436,12 @@ static int beiscsi_iotask(struct iscsi_task *task, struct scatterlist *sg,
ISCSI_OPCODE_SCSI_DATA_OUT);
AMAP_SET_BITS(struct amap_pdu_data_out, final_bit,
&io_task->cmd_bhs->iscsi_data_pdu, 1);
- if (ring_mode)
- io_task->psgl_handle->type = INI_WR_CMD;
- else
- AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb,
- INI_WR_CMD);
+ AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb,
+ INI_WR_CMD);
AMAP_SET_BITS(struct amap_iscsi_wrb, dsp, pwrb, 1);
} else {
- if (ring_mode)
- io_task->psgl_handle->type = INI_RD_CMD;
- else
- AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb,
- INI_RD_CMD);
+ AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb,
+ INI_RD_CMD);
AMAP_SET_BITS(struct amap_iscsi_wrb, dsp, pwrb, 0);
}
memcpy(&io_task->cmd_bhs->iscsi_data_pdu.
@@ -3496,8 +3466,7 @@ static int beiscsi_iotask(struct iscsi_task *task, struct scatterlist *sg,
be_dws_le_to_cpu(pwrb, sizeof(struct iscsi_wrb));
doorbell |= beiscsi_conn->beiscsi_conn_cid & DB_WRB_POST_CID_MASK;
- if (!ring_mode)
- doorbell |= (io_task->pwrb_handle->wrb_index &
+ doorbell |= (io_task->pwrb_handle->wrb_index &
DB_DEF_PDU_WRB_INDEX_MASK) << DB_DEF_PDU_WRB_INDEX_SHIFT;
doorbell |= 1 << DB_DEF_PDU_NUM_POSTED_SHIFT;
@@ -3519,49 +3488,46 @@ static int beiscsi_mtask(struct iscsi_task *task)
unsigned int doorbell = 0;
unsigned int i, cid;
struct iscsi_task *aborted_task;
+ unsigned int tag;
cid = beiscsi_conn->beiscsi_conn_cid;
pwrb = io_task->pwrb_handle->pwrb;
+ memset(pwrb, 0, sizeof(*pwrb));
AMAP_SET_BITS(struct amap_iscsi_wrb, cmdsn_itt, pwrb,
be32_to_cpu(task->cmdsn));
AMAP_SET_BITS(struct amap_iscsi_wrb, wrb_idx, pwrb,
io_task->pwrb_handle->wrb_index);
AMAP_SET_BITS(struct amap_iscsi_wrb, sgl_icd_idx, pwrb,
io_task->psgl_handle->sgl_index);
-
switch (task->hdr->opcode & ISCSI_OPCODE_MASK) {
case ISCSI_OP_LOGIN:
- if (ring_mode)
- io_task->psgl_handle->type = TGT_DM_CMD;
- else
- AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb,
- TGT_DM_CMD);
+ AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb,
+ TGT_DM_CMD);
AMAP_SET_BITS(struct amap_iscsi_wrb, dmsg, pwrb, 0);
AMAP_SET_BITS(struct amap_iscsi_wrb, cmdsn_itt, pwrb, 1);
hwi_write_buffer(pwrb, task);
break;
case ISCSI_OP_NOOP_OUT:
- if (ring_mode)
- io_task->psgl_handle->type = INI_RD_CMD;
+ AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb,
+ INI_RD_CMD);
+ if (task->hdr->ttt == ISCSI_RESERVED_TAG)
+ AMAP_SET_BITS(struct amap_iscsi_wrb, dmsg, pwrb, 0);
else
- AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb,
- INI_RD_CMD);
+ AMAP_SET_BITS(struct amap_iscsi_wrb, dmsg, pwrb, 1);
hwi_write_buffer(pwrb, task);
break;
case ISCSI_OP_TEXT:
- if (ring_mode)
- io_task->psgl_handle->type = INI_WR_CMD;
- else
- AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb,
- INI_WR_CMD);
- AMAP_SET_BITS(struct amap_iscsi_wrb, dsp, pwrb, 1);
+ AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb,
+ TGT_DM_CMD);
+ AMAP_SET_BITS(struct amap_iscsi_wrb, dmsg, pwrb, 0);
hwi_write_buffer(pwrb, task);
break;
case ISCSI_OP_SCSI_TMFUNC:
session = conn->session;
i = ((struct iscsi_tm *)task->hdr)->rtt;
phwi_ctrlr = phba->phwi_ctrlr;
- pwrb_context = &phwi_ctrlr->wrb_context[cid];
+ pwrb_context = &phwi_ctrlr->wrb_context[cid -
+ phba->fw_config.iscsi_cid_start];
pwrb_handle = pwrb_context->pwrb_handle_basestd[be32_to_cpu(i)
>> 16];
aborted_task = pwrb_handle->pio_handle;
@@ -3572,22 +3538,25 @@ static int beiscsi_mtask(struct iscsi_task *task)
if (!aborted_io_task->scsi_cmnd)
return 0;
- mgmt_invalidate_icds(phba,
+ tag = mgmt_invalidate_icds(phba,
aborted_io_task->psgl_handle->sgl_index,
cid);
- if (ring_mode)
- io_task->psgl_handle->type = INI_TMF_CMD;
- else
- AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb,
- INI_TMF_CMD);
+ if (!tag) {
+ shost_printk(KERN_WARNING, phba->shost,
+ "mgmt_invalidate_icds could not be"
+ " submitted\n");
+ } else {
+ wait_event_interruptible(phba->ctrl.mcc_wait[tag],
+ phba->ctrl.mcc_numtag[tag]);
+ free_mcc_tag(&phba->ctrl, tag);
+ }
+ AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb,
+ INI_TMF_CMD);
AMAP_SET_BITS(struct amap_iscsi_wrb, dmsg, pwrb, 0);
hwi_write_buffer(pwrb, task);
break;
case ISCSI_OP_LOGOUT:
AMAP_SET_BITS(struct amap_iscsi_wrb, dmsg, pwrb, 0);
- if (ring_mode)
- io_task->psgl_handle->type = HWH_TYPE_LOGOUT;
- else
AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb,
HWH_TYPE_LOGOUT);
hwi_write_buffer(pwrb, task);
@@ -3600,14 +3569,13 @@ static int beiscsi_mtask(struct iscsi_task *task)
}
AMAP_SET_BITS(struct amap_iscsi_wrb, r2t_exp_dtl, pwrb,
- be32_to_cpu(task->data_count));
+ task->data_count);
AMAP_SET_BITS(struct amap_iscsi_wrb, ptr2nextwrb, pwrb,
io_task->pwrb_handle->nxt_wrb_index);
be_dws_le_to_cpu(pwrb, sizeof(struct iscsi_wrb));
doorbell |= cid & DB_WRB_POST_CID_MASK;
- if (!ring_mode)
- doorbell |= (io_task->pwrb_handle->wrb_index &
+ doorbell |= (io_task->pwrb_handle->wrb_index &
DB_DEF_PDU_WRB_INDEX_MASK) << DB_DEF_PDU_WRB_INDEX_SHIFT;
doorbell |= 1 << DB_DEF_PDU_NUM_POSTED_SHIFT;
iowrite32(doorbell, phba->db_va + DB_TXULP0_OFFSET);
@@ -3649,7 +3617,6 @@ static int beiscsi_task_xmit(struct iscsi_task *task)
return beiscsi_iotask(task, sg, num_sg, xferlen, writedir);
}
-
static void beiscsi_remove(struct pci_dev *pcidev)
{
struct beiscsi_hba *phba = NULL;
@@ -3734,7 +3701,20 @@ static int __devinit beiscsi_dev_probe(struct pci_dev *pcidev,
}
SE_DEBUG(DBG_LVL_8, " phba = %p \n", phba);
- pci_set_drvdata(pcidev, phba);
+ switch (pcidev->device) {
+ case BE_DEVICE_ID1:
+ case OC_DEVICE_ID1:
+ case OC_DEVICE_ID2:
+ phba->generation = BE_GEN2;
+ break;
+ case BE_DEVICE_ID2:
+ case OC_DEVICE_ID3:
+ phba->generation = BE_GEN3;
+ break;
+ default:
+ phba->generation = 0;
+ }
+
if (enable_msix)
num_cpus = find_num_cpus();
else
@@ -3754,7 +3734,15 @@ static int __devinit beiscsi_dev_probe(struct pci_dev *pcidev,
spin_lock_init(&phba->io_sgl_lock);
spin_lock_init(&phba->mgmt_sgl_lock);
spin_lock_init(&phba->isr_lock);
+ ret = mgmt_get_fw_config(&phba->ctrl, phba);
+ if (ret != 0) {
+ shost_printk(KERN_ERR, phba->shost,
+ "Error getting fw config\n");
+ goto free_port;
+ }
+ phba->shost->max_id = phba->fw_config.iscsi_cid_count;
beiscsi_get_params(phba);
+ phba->shost->can_queue = phba->params.ios_per_ctrl;
ret = beiscsi_init_port(phba);
if (ret < 0) {
shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe-"
@@ -3762,6 +3750,15 @@ static int __devinit beiscsi_dev_probe(struct pci_dev *pcidev,
goto free_port;
}
+ for (i = 0; i < MAX_MCC_CMD ; i++) {
+ init_waitqueue_head(&phba->ctrl.mcc_wait[i + 1]);
+ phba->ctrl.mcc_tag[i] = i + 1;
+ phba->ctrl.mcc_numtag[i + 1] = 0;
+ phba->ctrl.mcc_tag_available++;
+ }
+
+ phba->ctrl.mcc_alloc_index = phba->ctrl.mcc_free_index = 0;
+
snprintf(phba->wq_name, sizeof(phba->wq_name), "beiscsi_q_irq%u",
phba->shost->host_no);
phba->wq = create_workqueue(phba->wq_name);
@@ -3836,7 +3833,7 @@ disable_pci:
struct iscsi_transport beiscsi_iscsi_transport = {
.owner = THIS_MODULE,
.name = DRV_NAME,
- .caps = CAP_RECOVERY_L0 | CAP_HDRDGST |
+ .caps = CAP_RECOVERY_L0 | CAP_HDRDGST | CAP_TEXT_NEGO |
CAP_MULTI_R2T | CAP_DATADGST | CAP_DATA_PATH_OFFLOAD,
.param_mask = ISCSI_MAX_RECV_DLENGTH |
ISCSI_MAX_XMIT_DLENGTH |
@@ -3859,7 +3856,7 @@ struct iscsi_transport beiscsi_iscsi_transport = {
ISCSI_USERNAME | ISCSI_PASSWORD |
ISCSI_USERNAME_IN | ISCSI_PASSWORD_IN |
ISCSI_FAST_ABORT | ISCSI_ABORT_TMO |
- ISCSI_LU_RESET_TMO | ISCSI_TGT_RESET_TMO |
+ ISCSI_LU_RESET_TMO |
ISCSI_PING_TMO | ISCSI_RECV_TMO |
ISCSI_IFACE_NAME | ISCSI_INITIATOR_NAME,
.host_param_mask = ISCSI_HOST_HWADDRESS | ISCSI_HOST_IPADDRESS |
@@ -3905,7 +3902,7 @@ static int __init beiscsi_module_init(void)
SE_DEBUG(DBG_LVL_1,
"beiscsi_module_init - Unable to register beiscsi"
"transport.\n");
- ret = -ENOMEM;
+ return -ENOMEM;
}
SE_DEBUG(DBG_LVL_8, "In beiscsi_module_init, tt=%p \n",
&beiscsi_iscsi_transport);
@@ -3917,7 +3914,6 @@ static int __init beiscsi_module_init(void)
"beiscsi pci driver.\n");
goto unregister_iscsi_transport;
}
- ring_mode = 0;
return 0;
unregister_iscsi_transport: