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-rw-r--r--drivers/scsi/be2iscsi/be.h3
-rw-r--r--drivers/scsi/be2iscsi/be_cmds.c41
-rw-r--r--drivers/scsi/be2iscsi/be_cmds.h17
-rw-r--r--drivers/scsi/be2iscsi/be_iscsi.c165
-rw-r--r--drivers/scsi/be2iscsi/be_main.c345
-rw-r--r--drivers/scsi/be2iscsi/be_main.h44
-rw-r--r--drivers/scsi/be2iscsi/be_mgmt.c117
-rw-r--r--drivers/scsi/be2iscsi/be_mgmt.h98
8 files changed, 364 insertions, 466 deletions
diff --git a/drivers/scsi/be2iscsi/be.h b/drivers/scsi/be2iscsi/be.h
index b1d0fdc5d5e1..ca9440fb2325 100644
--- a/drivers/scsi/be2iscsi/be.h
+++ b/drivers/scsi/be2iscsi/be.h
@@ -84,7 +84,6 @@ static inline void queue_tail_inc(struct be_queue_info *q)
/*ISCSI */
struct be_aic_obj { /* Adaptive interrupt coalescing (AIC) info */
- bool enable;
u32 min_eqd; /* in usecs */
u32 max_eqd; /* in usecs */
u32 prev_eqd; /* in usecs */
@@ -94,8 +93,6 @@ struct be_aic_obj { /* Adaptive interrupt coalescing (AIC) info */
};
struct be_eq_obj {
- bool todo_mcc_cq;
- bool todo_cq;
u32 cq_count;
struct be_queue_info q;
struct beiscsi_hba *phba;
diff --git a/drivers/scsi/be2iscsi/be_cmds.c b/drivers/scsi/be2iscsi/be_cmds.c
index be65da2988fb..5d59e2630ce6 100644
--- a/drivers/scsi/be2iscsi/be_cmds.c
+++ b/drivers/scsi/be2iscsi/be_cmds.c
@@ -676,10 +676,10 @@ void be_wrb_hdr_prepare(struct be_mcc_wrb *wrb, int payload_len,
bool embedded, u8 sge_cnt)
{
if (embedded)
- wrb->embedded |= MCC_WRB_EMBEDDED_MASK;
+ wrb->emb_sgecnt_special |= MCC_WRB_EMBEDDED_MASK;
else
- wrb->embedded |= (sge_cnt & MCC_WRB_SGE_CNT_MASK) <<
- MCC_WRB_SGE_CNT_SHIFT;
+ wrb->emb_sgecnt_special |= (sge_cnt & MCC_WRB_SGE_CNT_MASK) <<
+ MCC_WRB_SGE_CNT_SHIFT;
wrb->payload_length = payload_len;
be_dws_cpu_to_le(wrb, 8);
}
@@ -1599,7 +1599,7 @@ int beiscsi_cmd_function_reset(struct beiscsi_hba *phba)
{
struct be_ctrl_info *ctrl = &phba->ctrl;
struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
- struct be_post_sgl_pages_req *req = embedded_payload(wrb);
+ struct be_post_sgl_pages_req *req;
int status;
mutex_lock(&ctrl->mbox_lock);
@@ -1700,31 +1700,34 @@ int beiscsi_cmd_iscsi_cleanup(struct beiscsi_hba *phba, unsigned short ulp)
struct be_ctrl_info *ctrl = &phba->ctrl;
struct iscsi_cleanup_req_v1 *req_v1;
struct iscsi_cleanup_req *req;
+ u16 hdr_ring_id, data_ring_id;
struct be_mcc_wrb *wrb;
int status;
mutex_lock(&ctrl->mbox_lock);
wrb = wrb_from_mbox(&ctrl->mbox_mem);
- req = embedded_payload(wrb);
- be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
- be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
- OPCODE_COMMON_ISCSI_CLEANUP, sizeof(*req));
- /**
- * TODO: Check with FW folks the chute value to be set.
- * For now, use the ULP_MASK as the chute value.
- */
+ hdr_ring_id = HWI_GET_DEF_HDRQ_ID(phba, ulp);
+ data_ring_id = HWI_GET_DEF_BUFQ_ID(phba, ulp);
if (is_chip_be2_be3r(phba)) {
+ req = embedded_payload(wrb);
+ be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+ be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
+ OPCODE_COMMON_ISCSI_CLEANUP, sizeof(*req));
req->chute = (1 << ulp);
- req->hdr_ring_id = HWI_GET_DEF_HDRQ_ID(phba, ulp);
- req->data_ring_id = HWI_GET_DEF_BUFQ_ID(phba, ulp);
+ /* BE2/BE3 FW creates 8-bit ring id */
+ req->hdr_ring_id = hdr_ring_id;
+ req->data_ring_id = data_ring_id;
} else {
- req_v1 = (struct iscsi_cleanup_req_v1 *)req;
+ req_v1 = embedded_payload(wrb);
+ be_wrb_hdr_prepare(wrb, sizeof(*req_v1), true, 0);
+ be_cmd_hdr_prepare(&req_v1->hdr, CMD_SUBSYSTEM_ISCSI,
+ OPCODE_COMMON_ISCSI_CLEANUP,
+ sizeof(*req_v1));
req_v1->hdr.version = 1;
- req_v1->hdr_ring_id = cpu_to_le16(HWI_GET_DEF_HDRQ_ID(phba,
- ulp));
- req_v1->data_ring_id = cpu_to_le16(HWI_GET_DEF_BUFQ_ID(phba,
- ulp));
+ req_v1->chute = (1 << ulp);
+ req_v1->hdr_ring_id = cpu_to_le16(hdr_ring_id);
+ req_v1->data_ring_id = cpu_to_le16(data_ring_id);
}
status = be_mbox_notify(ctrl);
diff --git a/drivers/scsi/be2iscsi/be_cmds.h b/drivers/scsi/be2iscsi/be_cmds.h
index 328fb5b973cd..1d40e83b0790 100644
--- a/drivers/scsi/be2iscsi/be_cmds.h
+++ b/drivers/scsi/be2iscsi/be_cmds.h
@@ -31,10 +31,16 @@ struct be_sge {
__le32 len;
};
-#define MCC_WRB_SGE_CNT_SHIFT 3 /* bits 3 - 7 of dword 0 */
-#define MCC_WRB_SGE_CNT_MASK 0x1F /* bits 3 - 7 of dword 0 */
struct be_mcc_wrb {
- u32 embedded; /* dword 0 */
+ u32 emb_sgecnt_special; /* dword 0 */
+ /* bits 0 - embedded */
+ /* bits 1 - 2 reserved */
+ /* bits 3 - 7 sge count */
+ /* bits 8 - 23 reserved */
+ /* bits 24 - 31 special */
+#define MCC_WRB_EMBEDDED_MASK 1
+#define MCC_WRB_SGE_CNT_SHIFT 3
+#define MCC_WRB_SGE_CNT_MASK 0x1F
u32 payload_length; /* dword 1 */
u32 tag0; /* dword 2 */
u32 tag1; /* dword 3 */
@@ -1133,11 +1139,6 @@ struct tcp_connect_and_offload_out {
} __packed;
-struct be_mcc_wrb_context {
- struct MCC_WRB *wrb;
- int *users_final_status;
-} __packed;
-
#define DB_DEF_PDU_RING_ID_MASK 0x3FFF /* bits 0 - 13 */
#define DB_DEF_PDU_CQPROC_MASK 0x3FFF /* bits 16 - 29 */
#define DB_DEF_PDU_REARM_SHIFT 14
diff --git a/drivers/scsi/be2iscsi/be_iscsi.c b/drivers/scsi/be2iscsi/be_iscsi.c
index ba258217614e..a4844578e357 100644
--- a/drivers/scsi/be2iscsi/be_iscsi.c
+++ b/drivers/scsi/be2iscsi/be_iscsi.c
@@ -166,33 +166,6 @@ beiscsi_conn_create(struct iscsi_cls_session *cls_session, u32 cid)
}
/**
- * beiscsi_bindconn_cid - Bind the beiscsi_conn with phba connection table
- * @beiscsi_conn: The pointer to beiscsi_conn structure
- * @phba: The phba instance
- * @cid: The cid to free
- */
-static int beiscsi_bindconn_cid(struct beiscsi_hba *phba,
- struct beiscsi_conn *beiscsi_conn,
- unsigned int cid)
-{
- uint16_t cri_index = BE_GET_CRI_FROM_CID(cid);
-
- if (phba->conn_table[cri_index]) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
- "BS_%d : Connection table already occupied. Detected clash\n");
-
- return -EINVAL;
- } else {
- beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
- "BS_%d : phba->conn_table[%d]=%p(beiscsi_conn)\n",
- cri_index, beiscsi_conn);
-
- phba->conn_table[cri_index] = beiscsi_conn;
- }
- return 0;
-}
-
-/**
* beiscsi_conn_bind - Binds iscsi session/connection with TCP connection
* @cls_session: pointer to iscsi cls session
* @cls_conn: pointer to iscsi cls conn
@@ -212,6 +185,7 @@ int beiscsi_conn_bind(struct iscsi_cls_session *cls_session,
struct hwi_wrb_context *pwrb_context;
struct beiscsi_endpoint *beiscsi_ep;
struct iscsi_endpoint *ep;
+ uint16_t cri_index;
ep = iscsi_lookup_endpoint(transport_fd);
if (!ep)
@@ -229,20 +203,34 @@ int beiscsi_conn_bind(struct iscsi_cls_session *cls_session,
return -EEXIST;
}
-
- pwrb_context = &phwi_ctrlr->wrb_context[BE_GET_CRI_FROM_CID(
- beiscsi_ep->ep_cid)];
+ cri_index = BE_GET_CRI_FROM_CID(beiscsi_ep->ep_cid);
+ if (phba->conn_table[cri_index]) {
+ if (beiscsi_conn != phba->conn_table[cri_index] ||
+ beiscsi_ep != phba->conn_table[cri_index]->ep) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BS_%d : conn_table not empty at %u: cid %u conn %p:%p\n",
+ cri_index,
+ beiscsi_ep->ep_cid,
+ beiscsi_conn,
+ phba->conn_table[cri_index]);
+ return -EINVAL;
+ }
+ }
beiscsi_conn->beiscsi_conn_cid = beiscsi_ep->ep_cid;
beiscsi_conn->ep = beiscsi_ep;
beiscsi_ep->conn = beiscsi_conn;
+ /**
+ * Each connection is associated with a WRBQ kept in wrb_context.
+ * Store doorbell offset for transmit path.
+ */
+ pwrb_context = &phwi_ctrlr->wrb_context[cri_index];
beiscsi_conn->doorbell_offset = pwrb_context->doorbell_offset;
-
beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
- "BS_%d : beiscsi_conn=%p conn=%p ep_cid=%d\n",
- beiscsi_conn, conn, beiscsi_ep->ep_cid);
-
- return beiscsi_bindconn_cid(phba, beiscsi_conn, beiscsi_ep->ep_cid);
+ "BS_%d : cid %d phba->conn_table[%u]=%p\n",
+ beiscsi_ep->ep_cid, cri_index, beiscsi_conn);
+ phba->conn_table[cri_index] = beiscsi_conn;
+ return 0;
}
static int beiscsi_iface_create_ipv4(struct beiscsi_hba *phba)
@@ -973,9 +961,9 @@ int beiscsi_conn_start(struct iscsi_cls_conn *cls_conn)
*/
static int beiscsi_get_cid(struct beiscsi_hba *phba)
{
- unsigned short cid = 0xFFFF, cid_from_ulp;
- struct ulp_cid_info *cid_info = NULL;
uint16_t cid_avlbl_ulp0, cid_avlbl_ulp1;
+ unsigned short cid, cid_from_ulp;
+ struct ulp_cid_info *cid_info;
/* Find the ULP which has more CID available */
cid_avlbl_ulp0 = (phba->cid_array_info[BEISCSI_ULP0]) ?
@@ -984,20 +972,27 @@ static int beiscsi_get_cid(struct beiscsi_hba *phba)
BEISCSI_ULP1_AVLBL_CID(phba) : 0;
cid_from_ulp = (cid_avlbl_ulp0 > cid_avlbl_ulp1) ?
BEISCSI_ULP0 : BEISCSI_ULP1;
-
- if (test_bit(cid_from_ulp, (void *)&phba->fw_config.ulp_supported)) {
- cid_info = phba->cid_array_info[cid_from_ulp];
- if (!cid_info->avlbl_cids)
- return cid;
-
- cid = cid_info->cid_array[cid_info->cid_alloc++];
-
- if (cid_info->cid_alloc == BEISCSI_GET_CID_COUNT(
- phba, cid_from_ulp))
- cid_info->cid_alloc = 0;
-
- cid_info->avlbl_cids--;
+ /**
+ * If iSCSI protocol is loaded only on ULP 0, and when cid_avlbl_ulp
+ * is ZERO for both, ULP 1 is returned.
+ * Check if ULP is loaded before getting new CID.
+ */
+ if (!test_bit(cid_from_ulp, (void *)&phba->fw_config.ulp_supported))
+ return BE_INVALID_CID;
+
+ cid_info = phba->cid_array_info[cid_from_ulp];
+ cid = cid_info->cid_array[cid_info->cid_alloc];
+ if (!cid_info->avlbl_cids || cid == BE_INVALID_CID) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BS_%d : failed to get cid: available %u:%u\n",
+ cid_info->avlbl_cids, cid_info->cid_free);
+ return BE_INVALID_CID;
}
+ /* empty the slot */
+ cid_info->cid_array[cid_info->cid_alloc++] = BE_INVALID_CID;
+ if (cid_info->cid_alloc == BEISCSI_GET_CID_COUNT(phba, cid_from_ulp))
+ cid_info->cid_alloc = 0;
+ cid_info->avlbl_cids--;
return cid;
}
@@ -1008,22 +1003,28 @@ static int beiscsi_get_cid(struct beiscsi_hba *phba)
*/
static void beiscsi_put_cid(struct beiscsi_hba *phba, unsigned short cid)
{
- uint16_t cid_post_ulp;
- struct hwi_controller *phwi_ctrlr;
- struct hwi_wrb_context *pwrb_context;
- struct ulp_cid_info *cid_info = NULL;
uint16_t cri_index = BE_GET_CRI_FROM_CID(cid);
+ struct hwi_wrb_context *pwrb_context;
+ struct hwi_controller *phwi_ctrlr;
+ struct ulp_cid_info *cid_info;
+ uint16_t cid_post_ulp;
phwi_ctrlr = phba->phwi_ctrlr;
pwrb_context = &phwi_ctrlr->wrb_context[cri_index];
cid_post_ulp = pwrb_context->ulp_num;
cid_info = phba->cid_array_info[cid_post_ulp];
- cid_info->avlbl_cids++;
-
+ /* fill only in empty slot */
+ if (cid_info->cid_array[cid_info->cid_free] != BE_INVALID_CID) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BS_%d : failed to put cid %u: available %u:%u\n",
+ cid, cid_info->avlbl_cids, cid_info->cid_free);
+ return;
+ }
cid_info->cid_array[cid_info->cid_free++] = cid;
if (cid_info->cid_free == BEISCSI_GET_CID_COUNT(phba, cid_post_ulp))
cid_info->cid_free = 0;
+ cid_info->avlbl_cids++;
}
/**
@@ -1037,8 +1038,8 @@ static void beiscsi_free_ep(struct beiscsi_endpoint *beiscsi_ep)
beiscsi_put_cid(phba, beiscsi_ep->ep_cid);
beiscsi_ep->phba = NULL;
- phba->ep_array[BE_GET_CRI_FROM_CID
- (beiscsi_ep->ep_cid)] = NULL;
+ /* clear this to track freeing in beiscsi_ep_disconnect */
+ phba->ep_array[BE_GET_CRI_FROM_CID(beiscsi_ep->ep_cid)] = NULL;
/**
* Check if any connection resource allocated by driver
@@ -1049,6 +1050,11 @@ static void beiscsi_free_ep(struct beiscsi_endpoint *beiscsi_ep)
return;
beiscsi_conn = beiscsi_ep->conn;
+ /**
+ * Break ep->conn link here so that completions after
+ * this are ignored.
+ */
+ beiscsi_ep->conn = NULL;
if (beiscsi_conn->login_in_progress) {
beiscsi_free_mgmt_task_handles(beiscsi_conn,
beiscsi_conn->task);
@@ -1079,7 +1085,7 @@ static int beiscsi_open_conn(struct iscsi_endpoint *ep,
"BS_%d : In beiscsi_open_conn\n");
beiscsi_ep->ep_cid = beiscsi_get_cid(phba);
- if (beiscsi_ep->ep_cid == 0xFFFF) {
+ if (beiscsi_ep->ep_cid == BE_INVALID_CID) {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
"BS_%d : No free cid available\n");
return ret;
@@ -1114,7 +1120,7 @@ static int beiscsi_open_conn(struct iscsi_endpoint *ep,
nonemb_cmd.size = req_memsize;
memset(nonemb_cmd.va, 0, nonemb_cmd.size);
tag = mgmt_open_connection(phba, dst_addr, beiscsi_ep, &nonemb_cmd);
- if (tag <= 0) {
+ if (!tag) {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
"BS_%d : mgmt_open_connection Failed for cid=%d\n",
beiscsi_ep->ep_cid);
@@ -1285,26 +1291,6 @@ static int beiscsi_close_conn(struct beiscsi_endpoint *beiscsi_ep, int flag)
}
/**
- * beiscsi_unbind_conn_to_cid - Unbind the beiscsi_conn from phba conn table
- * @phba: The phba instance
- * @cid: The cid to free
- */
-static int beiscsi_unbind_conn_to_cid(struct beiscsi_hba *phba,
- unsigned int cid)
-{
- uint16_t cri_index = BE_GET_CRI_FROM_CID(cid);
-
- if (phba->conn_table[cri_index])
- phba->conn_table[cri_index] = NULL;
- else {
- beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
- "BS_%d : Connection table Not occupied.\n");
- return -EINVAL;
- }
- return 0;
-}
-
-/**
* beiscsi_ep_disconnect - Tears down the TCP connection
* @ep: endpoint to be used
*
@@ -1318,13 +1304,23 @@ void beiscsi_ep_disconnect(struct iscsi_endpoint *ep)
unsigned int tag;
uint8_t mgmt_invalidate_flag, tcp_upload_flag;
unsigned short savecfg_flag = CMD_ISCSI_SESSION_SAVE_CFG_ON_FLASH;
+ uint16_t cri_index;
beiscsi_ep = ep->dd_data;
phba = beiscsi_ep->phba;
beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
- "BS_%d : In beiscsi_ep_disconnect for ep_cid = %d\n",
+ "BS_%d : In beiscsi_ep_disconnect for ep_cid = %u\n",
beiscsi_ep->ep_cid);
+ cri_index = BE_GET_CRI_FROM_CID(beiscsi_ep->ep_cid);
+ if (!phba->ep_array[cri_index]) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BS_%d : ep_array at %u cid %u empty\n",
+ cri_index,
+ beiscsi_ep->ep_cid);
+ return;
+ }
+
if (beiscsi_ep->conn) {
beiscsi_conn = beiscsi_ep->conn;
iscsi_suspend_queue(beiscsi_conn->conn);
@@ -1356,7 +1352,12 @@ void beiscsi_ep_disconnect(struct iscsi_endpoint *ep)
free_ep:
msleep(BEISCSI_LOGOUT_SYNC_DELAY);
beiscsi_free_ep(beiscsi_ep);
- beiscsi_unbind_conn_to_cid(phba, beiscsi_ep->ep_cid);
+ if (!phba->conn_table[cri_index])
+ __beiscsi_log(phba, KERN_ERR,
+ "BS_%d : conn_table empty at %u: cid %u\n",
+ cri_index,
+ beiscsi_ep->ep_cid);
+ phba->conn_table[cri_index] = NULL;
iscsi_destroy_endpoint(beiscsi_ep->openiscsi_ep);
}
diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
index b5112d6d7e73..32b2713cec93 100644
--- a/drivers/scsi/be2iscsi/be_main.c
+++ b/drivers/scsi/be2iscsi/be_main.c
@@ -67,8 +67,6 @@ beiscsi_##_name##_disp(struct device *dev,\
{ \
struct Scsi_Host *shost = class_to_shost(dev);\
struct beiscsi_hba *phba = iscsi_host_priv(shost); \
- uint32_t param_val = 0; \
- param_val = phba->attr_##_name;\
return snprintf(buf, PAGE_SIZE, "%d\n",\
phba->attr_##_name);\
}
@@ -218,160 +216,156 @@ static int beiscsi_slave_configure(struct scsi_device *sdev)
static int beiscsi_eh_abort(struct scsi_cmnd *sc)
{
+ struct iscsi_task *abrt_task = (struct iscsi_task *)sc->SCp.ptr;
struct iscsi_cls_session *cls_session;
- struct iscsi_task *aborted_task = (struct iscsi_task *)sc->SCp.ptr;
- struct beiscsi_io_task *aborted_io_task;
- struct iscsi_conn *conn;
+ struct beiscsi_io_task *abrt_io_task;
struct beiscsi_conn *beiscsi_conn;
- 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;
+ struct invldt_cmd_tbl inv_tbl;
+ struct beiscsi_hba *phba;
+ struct iscsi_conn *conn;
int rc;
cls_session = starget_to_session(scsi_target(sc->device));
session = cls_session->dd_data;
- spin_lock_bh(&session->frwd_lock);
- if (!aborted_task || !aborted_task->sc) {
- /* we raced */
- spin_unlock_bh(&session->frwd_lock);
- return SUCCESS;
- }
-
- aborted_io_task = aborted_task->dd_data;
- if (!aborted_io_task->scsi_cmnd) {
- /* raced or invalid command */
- spin_unlock_bh(&session->frwd_lock);
+ /* check if we raced, task just got cleaned up under us */
+ spin_lock_bh(&session->back_lock);
+ if (!abrt_task || !abrt_task->sc) {
+ spin_unlock_bh(&session->back_lock);
return SUCCESS;
}
- spin_unlock_bh(&session->frwd_lock);
- /* Invalidate WRB Posted for this Task */
- AMAP_SET_BITS(struct amap_iscsi_wrb, invld,
- aborted_io_task->pwrb_handle->pwrb,
- 1);
-
- conn = aborted_task->conn;
+ /* get a task ref till FW processes the req for the ICD used */
+ __iscsi_get_task(abrt_task);
+ abrt_io_task = abrt_task->dd_data;
+ conn = abrt_task->conn;
beiscsi_conn = conn->dd_data;
phba = beiscsi_conn->phba;
-
- /* invalidate iocb */
- cid = beiscsi_conn->beiscsi_conn_cid;
- inv_tbl = phba->inv_tbl;
- memset(inv_tbl, 0x0, sizeof(*inv_tbl));
- inv_tbl->cid = cid;
- inv_tbl->icd = aborted_io_task->psgl_handle->sgl_index;
- num_invalidate = 1;
- nonemb_cmd.va = pci_alloc_consistent(phba->ctrl.pdev,
- sizeof(struct invalidate_commands_params_in),
- &nonemb_cmd.dma);
- if (nonemb_cmd.va == NULL) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_EH,
- "BM_%d : Failed to allocate memory for"
- "mgmt_invalidate_icds\n");
- return FAILED;
+ /* mark WRB invalid which have been not processed by FW yet */
+ if (is_chip_be2_be3r(phba)) {
+ AMAP_SET_BITS(struct amap_iscsi_wrb, invld,
+ abrt_io_task->pwrb_handle->pwrb, 1);
+ } else {
+ AMAP_SET_BITS(struct amap_iscsi_wrb_v2, invld,
+ abrt_io_task->pwrb_handle->pwrb, 1);
}
- nonemb_cmd.size = sizeof(struct invalidate_commands_params_in);
+ inv_tbl.cid = beiscsi_conn->beiscsi_conn_cid;
+ inv_tbl.icd = abrt_io_task->psgl_handle->sgl_index;
+ spin_unlock_bh(&session->back_lock);
- tag = mgmt_invalidate_icds(phba, inv_tbl, num_invalidate,
- cid, &nonemb_cmd);
- if (!tag) {
+ rc = beiscsi_mgmt_invalidate_icds(phba, &inv_tbl, 1);
+ iscsi_put_task(abrt_task);
+ if (rc) {
beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_EH,
- "BM_%d : mgmt_invalidate_icds could not be"
- "submitted\n");
- pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size,
- nonemb_cmd.va, nonemb_cmd.dma);
-
+ "BM_%d : sc %p invalidation failed %d\n",
+ sc, rc);
return FAILED;
}
- rc = beiscsi_mccq_compl_wait(phba, tag, NULL, &nonemb_cmd);
- if (rc != -EBUSY)
- pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size,
- nonemb_cmd.va, nonemb_cmd.dma);
-
return iscsi_eh_abort(sc);
}
static int beiscsi_eh_device_reset(struct scsi_cmnd *sc)
{
- struct iscsi_task *abrt_task;
- struct beiscsi_io_task *abrt_io_task;
- struct iscsi_conn *conn;
+ struct beiscsi_invldt_cmd_tbl {
+ struct invldt_cmd_tbl tbl[BE_INVLDT_CMD_TBL_SZ];
+ struct iscsi_task *task[BE_INVLDT_CMD_TBL_SZ];
+ } *inv_tbl;
+ struct iscsi_cls_session *cls_session;
struct beiscsi_conn *beiscsi_conn;
- struct beiscsi_hba *phba;
+ struct beiscsi_io_task *io_task;
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;
+ struct beiscsi_hba *phba;
+ struct iscsi_conn *conn;
+ struct iscsi_task *task;
+ unsigned int i, nents;
+ int rc, more = 0;
- /* invalidate iocbs */
cls_session = starget_to_session(scsi_target(sc->device));
session = cls_session->dd_data;
+
spin_lock_bh(&session->frwd_lock);
if (!session->leadconn || session->state != ISCSI_STATE_LOGGED_IN) {
spin_unlock_bh(&session->frwd_lock);
return FAILED;
}
+
conn = session->leadconn;
beiscsi_conn = conn->dd_data;
phba = beiscsi_conn->phba;
- cid = beiscsi_conn->beiscsi_conn_cid;
- inv_tbl = phba->inv_tbl;
- memset(inv_tbl, 0x0, sizeof(*inv_tbl) * BE2_CMDS_PER_CXN);
- num_invalidate = 0;
+
+ inv_tbl = kzalloc(sizeof(*inv_tbl), GFP_ATOMIC);
+ if (!inv_tbl) {
+ spin_unlock_bh(&session->frwd_lock);
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_EH,
+ "BM_%d : invldt_cmd_tbl alloc failed\n");
+ return FAILED;
+ }
+ nents = 0;
+ /* take back_lock to prevent task from getting cleaned up under us */
+ spin_lock(&session->back_lock);
for (i = 0; i < conn->session->cmds_max; i++) {
- abrt_task = conn->session->cmds[i];
- abrt_io_task = abrt_task->dd_data;
- if (!abrt_task->sc || abrt_task->state == ISCSI_TASK_FREE)
+ task = conn->session->cmds[i];
+ if (!task->sc)
continue;
- if (sc->device->lun != abrt_task->sc->device->lun)
+ if (sc->device->lun != task->sc->device->lun)
continue;
+ /**
+ * Can't fit in more cmds? Normally this won't happen b'coz
+ * BEISCSI_CMD_PER_LUN is same as BE_INVLDT_CMD_TBL_SZ.
+ */
+ if (nents == BE_INVLDT_CMD_TBL_SZ) {
+ more = 1;
+ break;
+ }
- /* Invalidate WRB Posted for this Task */
- AMAP_SET_BITS(struct amap_iscsi_wrb, invld,
- abrt_io_task->pwrb_handle->pwrb,
- 1);
+ /* get a task ref till FW processes the req for the ICD used */
+ __iscsi_get_task(task);
+ io_task = task->dd_data;
+ /* mark WRB invalid which have been not processed by FW yet */
+ if (is_chip_be2_be3r(phba)) {
+ AMAP_SET_BITS(struct amap_iscsi_wrb, invld,
+ io_task->pwrb_handle->pwrb, 1);
+ } else {
+ AMAP_SET_BITS(struct amap_iscsi_wrb_v2, invld,
+ io_task->pwrb_handle->pwrb, 1);
+ }
- inv_tbl->cid = cid;
- inv_tbl->icd = abrt_io_task->psgl_handle->sgl_index;
- num_invalidate++;
- inv_tbl++;
+ inv_tbl->tbl[nents].cid = beiscsi_conn->beiscsi_conn_cid;
+ inv_tbl->tbl[nents].icd = io_task->psgl_handle->sgl_index;
+ inv_tbl->task[nents] = task;
+ nents++;
}
+ spin_unlock_bh(&session->back_lock);
spin_unlock_bh(&session->frwd_lock);
- inv_tbl = phba->inv_tbl;
- nonemb_cmd.va = pci_alloc_consistent(phba->ctrl.pdev,
- sizeof(struct invalidate_commands_params_in),
- &nonemb_cmd.dma);
- if (nonemb_cmd.va == NULL) {
+ rc = SUCCESS;
+ if (!nents)
+ goto end_reset;
+
+ if (more) {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_EH,
- "BM_%d : Failed to allocate memory for"
- "mgmt_invalidate_icds\n");
- return FAILED;
+ "BM_%d : number of cmds exceeds size of invalidation table\n");
+ rc = FAILED;
+ goto end_reset;
}
- 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) {
+
+ if (beiscsi_mgmt_invalidate_icds(phba, &inv_tbl->tbl[0], nents)) {
beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_EH,
- "BM_%d : 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;
+ "BM_%d : cid %u scmds invalidation failed\n",
+ beiscsi_conn->beiscsi_conn_cid);
+ rc = FAILED;
}
- rc = beiscsi_mccq_compl_wait(phba, tag, NULL, &nonemb_cmd);
- if (rc != -EBUSY)
- pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size,
- nonemb_cmd.va, nonemb_cmd.dma);
- return iscsi_eh_device_reset(sc);
+end_reset:
+ for (i = 0; i < nents; i++)
+ iscsi_put_task(inv_tbl->task[i]);
+ kfree(inv_tbl);
+
+ if (rc == SUCCESS)
+ rc = iscsi_eh_device_reset(sc);
+ return rc;
}
/*------------------- PCI Driver operations and data ----------------- */
@@ -395,6 +389,7 @@ static struct scsi_host_template beiscsi_sht = {
.change_queue_depth = scsi_change_queue_depth,
.slave_configure = beiscsi_slave_configure,
.target_alloc = iscsi_target_alloc,
+ .eh_timed_out = iscsi_eh_cmd_timed_out,
.eh_abort_handler = beiscsi_eh_abort,
.eh_device_reset_handler = beiscsi_eh_device_reset,
.eh_target_reset_handler = iscsi_eh_session_reset,
@@ -646,7 +641,6 @@ static void beiscsi_get_params(struct beiscsi_hba *phba)
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 = 1024;
phba->params.num_cq_entries = 1024;
phba->params.wrbs_per_cxn = 256;
@@ -964,6 +958,10 @@ beiscsi_get_wrb_handle(struct hwi_wrb_context *pwrb_context,
unsigned long flags;
spin_lock_irqsave(&pwrb_context->wrb_lock, flags);
+ if (!pwrb_context->wrb_handles_available) {
+ spin_unlock_irqrestore(&pwrb_context->wrb_lock, flags);
+ return NULL;
+ }
pwrb_handle = pwrb_context->pwrb_handle_base[pwrb_context->alloc_index];
pwrb_context->wrb_handles_available--;
if (pwrb_context->alloc_index == (wrbs_per_cxn - 1))
@@ -1014,6 +1012,7 @@ beiscsi_put_wrb_handle(struct hwi_wrb_context *pwrb_context,
pwrb_context->free_index = 0;
else
pwrb_context->free_index++;
+ pwrb_handle->pio_handle = NULL;
spin_unlock_irqrestore(&pwrb_context->wrb_lock, flags);
}
@@ -1224,6 +1223,7 @@ hwi_complete_drvr_msgs(struct beiscsi_conn *beiscsi_conn,
uint16_t wrb_index, cid, cri_index;
struct hwi_controller *phwi_ctrlr;
struct wrb_handle *pwrb_handle;
+ struct iscsi_session *session;
struct iscsi_task *task;
phwi_ctrlr = phba->phwi_ctrlr;
@@ -1242,8 +1242,12 @@ hwi_complete_drvr_msgs(struct beiscsi_conn *beiscsi_conn,
cri_index = BE_GET_CRI_FROM_CID(cid);
pwrb_context = &phwi_ctrlr->wrb_context[cri_index];
pwrb_handle = pwrb_context->pwrb_handle_basestd[wrb_index];
+ session = beiscsi_conn->conn->session;
+ spin_lock_bh(&session->back_lock);
task = pwrb_handle->pio_handle;
- iscsi_put_task(task);
+ if (task)
+ __iscsi_put_task(task);
+ spin_unlock_bh(&session->back_lock);
}
static void
@@ -1323,16 +1327,15 @@ static void adapter_get_sol_cqe(struct beiscsi_hba *phba,
static void hwi_complete_cmd(struct beiscsi_conn *beiscsi_conn,
struct beiscsi_hba *phba, struct sol_cqe *psol)
{
- struct hwi_wrb_context *pwrb_context;
- struct wrb_handle *pwrb_handle;
- struct iscsi_wrb *pwrb = NULL;
- struct hwi_controller *phwi_ctrlr;
- struct iscsi_task *task;
- unsigned int type;
struct iscsi_conn *conn = beiscsi_conn->conn;
struct iscsi_session *session = conn->session;
struct common_sol_cqe csol_cqe = {0};
+ struct hwi_wrb_context *pwrb_context;
+ struct hwi_controller *phwi_ctrlr;
+ struct wrb_handle *pwrb_handle;
+ struct iscsi_task *task;
uint16_t cri_index = 0;
+ uint8_t type;
phwi_ctrlr = phba->phwi_ctrlr;
@@ -1345,11 +1348,14 @@ static void hwi_complete_cmd(struct beiscsi_conn *beiscsi_conn,
pwrb_handle = pwrb_context->pwrb_handle_basestd[
csol_cqe.wrb_index];
+ spin_lock_bh(&session->back_lock);
task = pwrb_handle->pio_handle;
- pwrb = pwrb_handle->pwrb;
+ if (!task) {
+ spin_unlock_bh(&session->back_lock);
+ return;
+ }
type = ((struct beiscsi_io_task *)task->dd_data)->wrb_type;
- spin_lock_bh(&session->back_lock);
switch (type) {
case HWH_TYPE_IO:
case HWH_TYPE_IO_RD:
@@ -1711,13 +1717,12 @@ beiscsi_hdq_post_handles(struct beiscsi_hba *phba,
struct list_head *hfree_list;
struct phys_addr *pasync_sge;
u32 ring_id, doorbell = 0;
- u16 index, num_entries;
u32 doorbell_offset;
u16 prod = 0, cons;
+ u16 index;
phwi_ctrlr = phba->phwi_ctrlr;
pasync_ctx = HWI_GET_ASYNC_PDU_CTX(phwi_ctrlr, ulp_num);
- num_entries = pasync_ctx->num_entries;
if (header) {
cons = pasync_ctx->async_header.free_entries;
hfree_list = &pasync_ctx->async_header.free_list;
@@ -2374,13 +2379,10 @@ static int hwi_write_buffer(struct iscsi_wrb *pwrb, struct iscsi_task *task)
static void beiscsi_find_mem_req(struct beiscsi_hba *phba)
{
uint8_t mem_descr_index, ulp_num;
- unsigned int num_cq_pages, num_async_pdu_buf_pages;
+ unsigned int num_async_pdu_buf_pages;
unsigned int num_async_pdu_data_pages, wrb_sz_per_cxn;
unsigned int num_async_pdu_buf_sgl_pages, num_async_pdu_data_sgl_pages;
- num_cq_pages = PAGES_REQUIRED(phba->params.num_cq_entries * \
- sizeof(struct sol_cqe));
-
phba->params.hwi_ws_sz = sizeof(struct hwi_controller);
phba->mem_req[ISCSI_MEM_GLOBAL_HEADER] = 2 *
@@ -2737,7 +2739,7 @@ static int hwi_init_async_pdu_ctx(struct beiscsi_hba *phba)
for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++) {
if (test_bit(ulp_num, &phba->fw_config.ulp_supported)) {
- /* get async_ctx for each ULP */
+ /* get async_ctx for each ULP */
mem_descr = (struct be_mem_descriptor *)phba->init_mem;
mem_descr += (HWI_MEM_ASYNC_PDU_CONTEXT_ULP0 +
(ulp_num * MEM_DESCR_OFFSET));
@@ -3367,7 +3369,7 @@ beiscsi_create_wrb_rings(struct beiscsi_hba *phba,
struct hwi_context_memory *phwi_context,
struct hwi_controller *phwi_ctrlr)
{
- unsigned int wrb_mem_index, offset, size, num_wrb_rings;
+ unsigned int num_wrb_rings;
u64 pa_addr_lo;
unsigned int idx, num, i, ulp_num;
struct mem_array *pwrb_arr;
@@ -3432,10 +3434,6 @@ beiscsi_create_wrb_rings(struct beiscsi_hba *phba,
}
for (i = 0; i < phba->params.cxns_per_ctrl; i++) {
- wrb_mem_index = 0;
- offset = 0;
- size = 0;
-
if (ulp_count > 1) {
ulp_base_num = (ulp_base_num + 1) % BEISCSI_ULP_COUNT;
@@ -3663,7 +3661,6 @@ static void hwi_cleanup_port(struct beiscsi_hba *phba)
struct be_ctrl_info *ctrl = &phba->ctrl;
struct hwi_controller *phwi_ctrlr;
struct hwi_context_memory *phwi_context;
- struct hd_async_context *pasync_ctx;
int i, eq_for_mcc, ulp_num;
for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++)
@@ -3700,8 +3697,6 @@ static void hwi_cleanup_port(struct beiscsi_hba *phba)
q = &phwi_context->be_def_dataq[ulp_num];
if (q->created)
beiscsi_cmd_q_destroy(ctrl, q, QTYPE_DPDUQ);
-
- pasync_ctx = phwi_ctrlr->phwi_ctxt->pasync_ctx[ulp_num];
}
}
@@ -3804,7 +3799,6 @@ static int hwi_init_port(struct beiscsi_hba *phba)
/**
* Now that the default PDU rings have been created,
* let EP know about it.
- * Call beiscsi_cmd_iscsi_cleanup before posting?
*/
beiscsi_hdq_post_handles(phba, BEISCSI_DEFQ_HDR,
ulp_num);
@@ -3850,14 +3844,6 @@ static int hwi_init_port(struct beiscsi_hba *phba)
phwi_ctrlr->wrb_context[cri].cid] =
async_arr_idx++;
}
- /**
- * Now that the default PDU rings have been created,
- * let EP know about it.
- */
- beiscsi_hdq_post_handles(phba, BEISCSI_DEFQ_HDR,
- ulp_num);
- beiscsi_hdq_post_handles(phba, BEISCSI_DEFQ_DATA,
- ulp_num);
}
}
@@ -3934,31 +3920,6 @@ static void beiscsi_free_mem(struct beiscsi_hba *phba)
kfree(phba->phwi_ctrlr);
}
-static int beiscsi_init_controller(struct beiscsi_hba *phba)
-{
- int ret = -ENOMEM;
-
- ret = beiscsi_get_memory(phba);
- if (ret < 0) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : beiscsi_dev_probe -"
- "Failed in beiscsi_alloc_memory\n");
- return ret;
- }
-
- ret = hwi_init_controller(phba);
- if (ret)
- goto free_init;
- beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
- "BM_%d : Return success from beiscsi_init_controller");
-
- return 0;
-
-free_init:
- beiscsi_free_mem(phba);
- return ret;
-}
-
static int beiscsi_init_sgl_handle(struct beiscsi_hba *phba)
{
struct be_mem_descriptor *mem_descr_sglh, *mem_descr_sg;
@@ -4089,9 +4050,10 @@ static int hba_setup_cid_tbls(struct beiscsi_hba *phba)
}
/* Allocate memory for CID array */
- ptr_cid_info->cid_array = kzalloc(sizeof(void *) *
- BEISCSI_GET_CID_COUNT(phba,
- ulp_num), GFP_KERNEL);
+ ptr_cid_info->cid_array =
+ kcalloc(BEISCSI_GET_CID_COUNT(phba, ulp_num),
+ sizeof(*ptr_cid_info->cid_array),
+ GFP_KERNEL);
if (!ptr_cid_info->cid_array) {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
"BM_%d : Failed to allocate memory"
@@ -4231,33 +4193,30 @@ static int beiscsi_init_port(struct beiscsi_hba *phba)
{
int ret;
- ret = beiscsi_init_controller(phba);
+ ret = hwi_init_controller(phba);
if (ret < 0) {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : beiscsi_dev_probe - Failed in"
- "beiscsi_init_controller\n");
+ "BM_%d : init controller failed\n");
return ret;
}
ret = beiscsi_init_sgl_handle(phba);
if (ret < 0) {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : beiscsi_dev_probe - Failed in"
- "beiscsi_init_sgl_handle\n");
- goto do_cleanup_ctrlr;
+ "BM_%d : init sgl handles failed\n");
+ goto cleanup_port;
}
ret = hba_setup_cid_tbls(phba);
if (ret < 0) {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : Failed in hba_setup_cid_tbls\n");
+ "BM_%d : setup CID table failed\n");
kfree(phba->io_sgl_hndl_base);
kfree(phba->eh_sgl_hndl_base);
- goto do_cleanup_ctrlr;
+ goto cleanup_port;
}
-
return ret;
-do_cleanup_ctrlr:
+cleanup_port:
hwi_cleanup_port(phba);
return ret;
}
@@ -5417,10 +5376,10 @@ static int beiscsi_enable_port(struct beiscsi_hba *phba)
phba->shost->max_id = phba->params.cxns_per_ctrl;
phba->shost->can_queue = phba->params.ios_per_ctrl;
- ret = hwi_init_controller(phba);
- if (ret) {
+ ret = beiscsi_init_port(phba);
+ if (ret < 0) {
__beiscsi_log(phba, KERN_ERR,
- "BM_%d : init controller failed %d\n", ret);
+ "BM_%d : init port failed\n");
goto disable_msix;
}
@@ -5526,6 +5485,7 @@ static void beiscsi_disable_port(struct beiscsi_hba *phba, int unload)
cancel_work_sync(&pbe_eq->mcc_work);
}
hwi_cleanup_port(phba);
+ beiscsi_cleanup_port(phba);
}
static void beiscsi_sess_work(struct work_struct *work)
@@ -5638,11 +5598,12 @@ static void beiscsi_eeh_resume(struct pci_dev *pdev)
static int beiscsi_dev_probe(struct pci_dev *pcidev,
const struct pci_device_id *id)
{
- struct beiscsi_hba *phba = NULL;
- struct hwi_controller *phwi_ctrlr;
struct hwi_context_memory *phwi_context;
+ struct hwi_controller *phwi_ctrlr;
+ struct beiscsi_hba *phba = NULL;
struct be_eq_obj *pbe_eq;
unsigned int s_handle;
+ char wq_name[20];
int ret, i;
ret = beiscsi_enable_pci(pcidev);
@@ -5680,6 +5641,8 @@ static int beiscsi_dev_probe(struct pci_dev *pcidev,
case OC_DEVICE_ID2:
phba->generation = BE_GEN2;
phba->iotask_fn = beiscsi_iotask;
+ dev_warn(&pcidev->dev,
+ "Obsolete/Unsupported BE2 Adapter Family\n");
break;
case BE_DEVICE_ID2:
case OC_DEVICE_ID3:
@@ -5735,11 +5698,18 @@ static int beiscsi_dev_probe(struct pci_dev *pcidev,
phba->shost->max_id = phba->params.cxns_per_ctrl;
phba->shost->can_queue = phba->params.ios_per_ctrl;
+ ret = beiscsi_get_memory(phba);
+ if (ret < 0) {
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
+ "BM_%d : alloc host mem failed\n");
+ goto free_port;
+ }
+
ret = beiscsi_init_port(phba);
if (ret < 0) {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : beiscsi_dev_probe-"
- "Failed in beiscsi_init_port\n");
+ "BM_%d : init port failed\n");
+ beiscsi_free_mem(phba);
goto free_port;
}
@@ -5754,9 +5724,9 @@ static int beiscsi_dev_probe(struct pci_dev *pcidev,
phba->ctrl.mcc_alloc_index = phba->ctrl.mcc_free_index = 0;
- snprintf(phba->wq_name, sizeof(phba->wq_name), "beiscsi_%02x_wq",
+ snprintf(wq_name, sizeof(wq_name), "beiscsi_%02x_wq",
phba->shost->host_no);
- phba->wq = alloc_workqueue("%s", WQ_MEM_RECLAIM, 1, phba->wq_name);
+ phba->wq = alloc_workqueue("%s", WQ_MEM_RECLAIM, 1, wq_name);
if (!phba->wq) {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
"BM_%d : beiscsi_dev_probe-"
@@ -5881,7 +5851,6 @@ static void beiscsi_remove(struct pci_dev *pcidev)
/* free all resources */
destroy_workqueue(phba->wq);
- beiscsi_cleanup_port(phba);
beiscsi_free_mem(phba);
/* ctrl uninit */
diff --git a/drivers/scsi/be2iscsi/be_main.h b/drivers/scsi/be2iscsi/be_main.h
index 6376657e45f7..218857926566 100644
--- a/drivers/scsi/be2iscsi/be_main.h
+++ b/drivers/scsi/be2iscsi/be_main.h
@@ -36,7 +36,7 @@
#include <scsi/scsi_transport_iscsi.h>
#define DRV_NAME "be2iscsi"
-#define BUILD_STR "11.2.0.0"
+#define BUILD_STR "11.2.1.0"
#define BE_NAME "Emulex OneConnect" \
"Open-iSCSI Driver version" BUILD_STR
#define DRV_DESC BE_NAME " " "Driver"
@@ -57,7 +57,6 @@
#define BE2_IO_DEPTH 1024
#define BE2_MAX_SESSIONS 256
-#define BE2_CMDS_PER_CXN 128
#define BE2_TMFS 16
#define BE2_NOPOUT_REQ 16
#define BE2_SGE 32
@@ -72,8 +71,13 @@
#define BEISCSI_SGLIST_ELEMENTS 30
-#define BEISCSI_CMD_PER_LUN 128 /* scsi_host->cmd_per_lun */
-#define BEISCSI_MAX_SECTORS 1024 /* scsi_host->max_sectors */
+/**
+ * BE_INVLDT_CMD_TBL_SZ is 128 which is total number commands that can
+ * be invalidated at a time, consider it before changing the value of
+ * BEISCSI_CMD_PER_LUN.
+ */
+#define BEISCSI_CMD_PER_LUN 128 /* scsi_host->cmd_per_lun */
+#define BEISCSI_MAX_SECTORS 1024 /* scsi_host->max_sectors */
#define BEISCSI_TEMPLATE_HDR_PER_CXN_SIZE 128 /* Template size per cxn */
#define BEISCSI_MAX_CMD_LEN 16 /* scsi_host->max_cmd_len */
@@ -239,19 +243,7 @@ struct hba_parameters {
unsigned int num_cq_entries;
unsigned int num_eq_entries;
unsigned int wrbs_per_cxn;
- unsigned int crashmode;
- unsigned int hba_num;
-
- unsigned int mgmt_ws_sz;
unsigned int hwi_ws_sz;
-
- unsigned int eto;
- unsigned int ldto;
-
- unsigned int dbg_flags;
- unsigned int num_cxn;
-
- unsigned int eq_timer;
/**
* These are calculated from other params. They're here
* for debug purposes
@@ -272,11 +264,6 @@ struct hba_parameters {
unsigned int num_sge;
};
-struct invalidate_command_table {
- unsigned short icd;
- unsigned short cid;
-} __packed;
-
#define BEISCSI_GET_ULP_FROM_CRI(phwi_ctrlr, cri) \
(phwi_ctrlr->wrb_context[cri].ulp_num)
struct hwi_wrb_context {
@@ -334,7 +321,6 @@ struct beiscsi_hba {
struct be_bus_address pci_pa; /* CSR */
/* PCI representation of our HBA */
struct pci_dev *pcidev;
- unsigned short asic_revision;
unsigned int num_cpus;
unsigned int nxt_cqid;
struct msix_entry msix_entries[MAX_CPUS];
@@ -355,9 +341,9 @@ struct beiscsi_hba {
spinlock_t io_sgl_lock;
spinlock_t mgmt_sgl_lock;
spinlock_t async_pdu_lock;
- unsigned int age;
struct list_head hba_queue;
#define BE_MAX_SESSION 2048
+#define BE_INVALID_CID 0xffff
#define BE_SET_CID_TO_CRI(cri_index, cid) \
(phba->cid_to_cri_map[cid] = cri_index)
#define BE_GET_CRI_FROM_CID(cid) (phba->cid_to_cri_map[cid])
@@ -425,12 +411,10 @@ struct beiscsi_hba {
u8 port_name;
u8 port_speed;
char fw_ver_str[BEISCSI_VER_STRLEN];
- char wq_name[20];
struct workqueue_struct *wq; /* The actuak work queue */
struct be_ctrl_info ctrl;
unsigned int generation;
unsigned int interface_handle;
- struct invalidate_command_table inv_tbl[128];
struct be_aic_obj aic_obj[MAX_CPUS];
unsigned int attr_log_enable;
@@ -525,10 +509,6 @@ struct beiscsi_io_task {
struct scsi_cmnd *scsi_cmnd;
int num_sg;
struct hwi_wrb_context *pwrb_context;
- unsigned int cmd_sn;
- unsigned int flags;
- unsigned short cid;
- unsigned short header_len;
itt_t libiscsi_itt;
struct be_cmd_bhs *cmd_bhs;
struct be_bus_address bhs_pa;
@@ -842,7 +822,7 @@ struct amap_iscsi_wrb_v2 {
u8 diff_enbl; /* DWORD 11 */
u8 u_run; /* DWORD 11 */
u8 o_run; /* DWORD 11 */
- u8 invalid; /* DWORD 11 */
+ u8 invld; /* DWORD 11 */
u8 dsp; /* DWORD 11 */
u8 dmsg; /* DWORD 11 */
u8 rsvd4; /* DWORD 11 */
@@ -1042,10 +1022,8 @@ struct hwi_controller {
struct list_head io_sgl_list;
struct list_head eh_sgl_list;
struct sgl_handle *psgl_handle_base;
- unsigned int wrb_mem_index;
struct hwi_wrb_context *wrb_context;
- struct mcc_wrb *pmcc_wrb_base;
struct be_ring default_pdu_hdr[BEISCSI_ULP_COUNT];
struct be_ring default_pdu_data[BEISCSI_ULP_COUNT];
struct hwi_context_memory *phwi_ctxt;
@@ -1062,9 +1040,7 @@ enum hwh_type_enum {
};
struct wrb_handle {
- enum hwh_type_enum type;
unsigned short wrb_index;
-
struct iscsi_task *pio_handle;
struct iscsi_wrb *pwrb;
};
diff --git a/drivers/scsi/be2iscsi/be_mgmt.c b/drivers/scsi/be2iscsi/be_mgmt.c
index ac05317bba7f..2f6d5c2ac329 100644
--- a/drivers/scsi/be2iscsi/be_mgmt.c
+++ b/drivers/scsi/be2iscsi/be_mgmt.c
@@ -66,7 +66,6 @@ unsigned int mgmt_vendor_specific_fw_cmd(struct be_ctrl_info *ctrl,
struct bsg_job *job,
struct be_dma_mem *nonemb_cmd)
{
- struct be_cmd_resp_hdr *resp;
struct be_mcc_wrb *wrb;
struct be_sge *mcc_sge;
unsigned int tag = 0;
@@ -76,7 +75,6 @@ unsigned int mgmt_vendor_specific_fw_cmd(struct be_ctrl_info *ctrl,
nonemb_cmd->size = job->request_payload.payload_len;
memset(nonemb_cmd->va, 0, nonemb_cmd->size);
- resp = nonemb_cmd->va;
region = bsg_req->rqst_data.h_vendor.vendor_cmd[1];
sector_size = bsg_req->rqst_data.h_vendor.vendor_cmd[2];
sector = bsg_req->rqst_data.h_vendor.vendor_cmd[3];
@@ -128,50 +126,6 @@ unsigned int mgmt_vendor_specific_fw_cmd(struct be_ctrl_info *ctrl,
return tag;
}
-unsigned int mgmt_invalidate_icds(struct beiscsi_hba *phba,
- struct invalidate_command_table *inv_tbl,
- unsigned int num_invalidate, unsigned int cid,
- struct be_dma_mem *nonemb_cmd)
-
-{
- struct be_ctrl_info *ctrl = &phba->ctrl;
- struct be_mcc_wrb *wrb;
- struct be_sge *sge;
- struct invalidate_commands_params_in *req;
- unsigned int i, tag;
-
- mutex_lock(&ctrl->mbox_lock);
- wrb = alloc_mcc_wrb(phba, &tag);
- if (!wrb) {
- mutex_unlock(&ctrl->mbox_lock);
- return 0;
- }
-
- req = nonemb_cmd->va;
- memset(req, 0, sizeof(*req));
- sge = nonembedded_sgl(wrb);
-
- be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1);
- be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
- OPCODE_COMMON_ISCSI_ERROR_RECOVERY_INVALIDATE_COMMANDS,
- sizeof(*req));
- req->ref_handle = 0;
- req->cleanup_type = CMD_ISCSI_COMMAND_INVALIDATE;
- for (i = 0; i < num_invalidate; i++) {
- req->table[i].icd = inv_tbl->icd;
- req->table[i].cid = inv_tbl->cid;
- req->icd_count++;
- inv_tbl++;
- }
- sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
- sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
- sge->len = cpu_to_le32(nonemb_cmd->size);
-
- be_mcc_notify(phba, tag);
- mutex_unlock(&ctrl->mbox_lock);
- return tag;
-}
-
unsigned int mgmt_invalidate_connection(struct beiscsi_hba *phba,
struct beiscsi_endpoint *beiscsi_ep,
unsigned short cid,
@@ -1066,7 +1020,6 @@ unsigned int beiscsi_boot_reopen_sess(struct beiscsi_hba *phba)
unsigned int beiscsi_boot_get_sinfo(struct beiscsi_hba *phba)
{
struct be_ctrl_info *ctrl = &phba->ctrl;
- struct be_cmd_get_session_resp *resp;
struct be_cmd_get_session_req *req;
struct be_dma_mem *nonemb_cmd;
struct be_mcc_wrb *wrb;
@@ -1081,7 +1034,7 @@ unsigned int beiscsi_boot_get_sinfo(struct beiscsi_hba *phba)
}
nonemb_cmd = &phba->boot_struct.nonemb_cmd;
- nonemb_cmd->size = sizeof(*resp);
+ nonemb_cmd->size = sizeof(struct be_cmd_get_session_resp);
nonemb_cmd->va = pci_alloc_consistent(phba->ctrl.pdev,
nonemb_cmd->size,
&nonemb_cmd->dma);
@@ -1096,7 +1049,7 @@ unsigned int beiscsi_boot_get_sinfo(struct beiscsi_hba *phba)
be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1);
be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
OPCODE_ISCSI_INI_SESSION_GET_A_SESSION,
- sizeof(*resp));
+ sizeof(struct be_cmd_get_session_resp));
req->session_handle = phba->boot_struct.s_handle;
sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
@@ -1309,7 +1262,8 @@ beiscsi_adap_family_disp(struct device *dev, struct device_attribute *attr,
case BE_DEVICE_ID1:
case OC_DEVICE_ID1:
case OC_DEVICE_ID2:
- return snprintf(buf, PAGE_SIZE, "BE2 Adapter Family\n");
+ return snprintf(buf, PAGE_SIZE,
+ "Obsolete/Unsupported BE2 Adapter Family\n");
break;
case BE_DEVICE_ID2:
case OC_DEVICE_ID3:
@@ -1341,7 +1295,7 @@ beiscsi_phys_port_disp(struct device *dev, struct device_attribute *attr,
struct Scsi_Host *shost = class_to_shost(dev);
struct beiscsi_hba *phba = iscsi_host_priv(shost);
- return snprintf(buf, PAGE_SIZE, "Port Identifier : %d\n",
+ return snprintf(buf, PAGE_SIZE, "Port Identifier : %u\n",
phba->fw_config.phys_port);
}
@@ -1494,3 +1448,64 @@ void beiscsi_offload_cxn_v2(struct beiscsi_offload_params *params,
(params->dw[offsetof(struct amap_beiscsi_offload_params,
exp_statsn) / 32] + 1));
}
+
+int beiscsi_mgmt_invalidate_icds(struct beiscsi_hba *phba,
+ struct invldt_cmd_tbl *inv_tbl,
+ unsigned int nents)
+{
+ struct be_ctrl_info *ctrl = &phba->ctrl;
+ struct invldt_cmds_params_in *req;
+ struct be_dma_mem nonemb_cmd;
+ struct be_mcc_wrb *wrb;
+ unsigned int i, tag;
+ struct be_sge *sge;
+ int rc;
+
+ if (!nents || nents > BE_INVLDT_CMD_TBL_SZ)
+ return -EINVAL;
+
+ nonemb_cmd.size = sizeof(union be_invldt_cmds_params);
+ nonemb_cmd.va = pci_zalloc_consistent(phba->ctrl.pdev,
+ nonemb_cmd.size,
+ &nonemb_cmd.dma);
+ if (!nonemb_cmd.va) {
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_EH,
+ "BM_%d : invldt_cmds_params alloc failed\n");
+ return -ENOMEM;
+ }
+
+ mutex_lock(&ctrl->mbox_lock);
+ wrb = alloc_mcc_wrb(phba, &tag);
+ if (!wrb) {
+ mutex_unlock(&ctrl->mbox_lock);
+ pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size,
+ nonemb_cmd.va, nonemb_cmd.dma);
+ return -ENOMEM;
+ }
+
+ req = nonemb_cmd.va;
+ be_wrb_hdr_prepare(wrb, nonemb_cmd.size, false, 1);
+ be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
+ OPCODE_COMMON_ISCSI_ERROR_RECOVERY_INVALIDATE_COMMANDS,
+ sizeof(*req));
+ req->ref_handle = 0;
+ req->cleanup_type = CMD_ISCSI_COMMAND_INVALIDATE;
+ for (i = 0; i < nents; i++) {
+ req->table[i].icd = inv_tbl[i].icd;
+ req->table[i].cid = inv_tbl[i].cid;
+ req->icd_count++;
+ }
+ sge = nonembedded_sgl(wrb);
+ sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd.dma));
+ sge->pa_lo = cpu_to_le32(lower_32_bits(nonemb_cmd.dma));
+ sge->len = cpu_to_le32(nonemb_cmd.size);
+
+ be_mcc_notify(phba, tag);
+ mutex_unlock(&ctrl->mbox_lock);
+
+ rc = beiscsi_mccq_compl_wait(phba, tag, NULL, &nonemb_cmd);
+ if (rc != -EBUSY)
+ pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size,
+ nonemb_cmd.va, nonemb_cmd.dma);
+ return rc;
+}
diff --git a/drivers/scsi/be2iscsi/be_mgmt.h b/drivers/scsi/be2iscsi/be_mgmt.h
index b897cfd57c72..308f1472f98a 100644
--- a/drivers/scsi/be2iscsi/be_mgmt.h
+++ b/drivers/scsi/be2iscsi/be_mgmt.h
@@ -36,66 +36,6 @@
#define PCICFG_UE_STATUS_MASK_LOW 0xA8
#define PCICFG_UE_STATUS_MASK_HI 0xAC
-/**
- * Pseudo amap definition in which each bit of the actual structure is defined
- * as a byte: used to calculate offset/shift/mask of each field
- */
-struct amap_mcc_sge {
- u8 pa_lo[32]; /* dword 0 */
- u8 pa_hi[32]; /* dword 1 */
- u8 length[32]; /* DWORD 2 */
-} __packed;
-
-/**
- * Pseudo amap definition in which each bit of the actual structure is defined
- * as a byte: used to calculate offset/shift/mask of each field
- */
-struct amap_mcc_wrb_payload {
- union {
- struct amap_mcc_sge sgl[19];
- u8 embedded[59 * 32]; /* DWORDS 57 to 115 */
- } u;
-} __packed;
-
-/**
- * Pseudo amap definition in which each bit of the actual structure is defined
- * as a byte: used to calculate offset/shift/mask of each field
- */
-struct amap_mcc_wrb {
- u8 embedded; /* DWORD 0 */
- u8 rsvd0[2]; /* DWORD 0 */
- u8 sge_count[5]; /* DWORD 0 */
- u8 rsvd1[16]; /* DWORD 0 */
- u8 special[8]; /* DWORD 0 */
- u8 payload_length[32];
- u8 tag[64]; /* DWORD 2 */
- u8 rsvd2[32]; /* DWORD 4 */
- struct amap_mcc_wrb_payload payload;
-};
-
-struct mcc_sge {
- u32 pa_lo; /* dword 0 */
- u32 pa_hi; /* dword 1 */
- u32 length; /* DWORD 2 */
-} __packed;
-
-struct mcc_wrb_payload {
- union {
- struct mcc_sge sgl[19];
- u32 embedded[59]; /* DWORDS 57 to 115 */
- } u;
-} __packed;
-
-#define MCC_WRB_EMBEDDED_MASK 0x00000001
-
-struct mcc_wrb {
- u32 dw[0]; /* DWORD 0 */
- u32 payload_length;
- u32 tag[2]; /* DWORD 2 */
- u32 rsvd2[1]; /* DWORD 4 */
- struct mcc_wrb_payload payload;
-};
-
int mgmt_open_connection(struct beiscsi_hba *phba,
struct sockaddr *dst_addr,
struct beiscsi_endpoint *beiscsi_ep,
@@ -104,10 +44,6 @@ int mgmt_open_connection(struct beiscsi_hba *phba,
unsigned int mgmt_upload_connection(struct beiscsi_hba *phba,
unsigned short cid,
unsigned int upload_flag);
-unsigned int mgmt_invalidate_icds(struct beiscsi_hba *phba,
- struct invalidate_command_table *inv_tbl,
- unsigned int num_invalidate, unsigned int cid,
- struct be_dma_mem *nonemb_cmd);
unsigned int mgmt_vendor_specific_fw_cmd(struct be_ctrl_info *ctrl,
struct beiscsi_hba *phba,
struct bsg_job *job,
@@ -134,24 +70,31 @@ union iscsi_invalidate_connection_params {
struct iscsi_invalidate_connection_params_out response;
} __packed;
-struct invalidate_commands_params_in {
+#define BE_INVLDT_CMD_TBL_SZ 128
+struct invldt_cmd_tbl {
+ unsigned short icd;
+ unsigned short cid;
+} __packed;
+
+struct invldt_cmds_params_in {
struct be_cmd_req_hdr hdr;
unsigned int ref_handle;
unsigned int icd_count;
- struct invalidate_command_table table[128];
+ struct invldt_cmd_tbl table[BE_INVLDT_CMD_TBL_SZ];
unsigned short cleanup_type;
unsigned short unused;
} __packed;
-struct invalidate_commands_params_out {
+struct invldt_cmds_params_out {
+ struct be_cmd_resp_hdr hdr;
unsigned int ref_handle;
unsigned int icd_count;
- unsigned int icd_status[128];
+ unsigned int icd_status[BE_INVLDT_CMD_TBL_SZ];
} __packed;
-union invalidate_commands_params {
- struct invalidate_commands_params_in request;
- struct invalidate_commands_params_out response;
+union be_invldt_cmds_params {
+ struct invldt_cmds_params_in request;
+ struct invldt_cmds_params_out response;
} __packed;
struct mgmt_hba_attributes {
@@ -231,16 +174,6 @@ struct be_bsg_vendor_cmd {
#define GET_MGMT_CONTROLLER_WS(phba) (phba->pmgmt_ws)
-/* MGMT CMD flags */
-
-#define MGMT_CMDH_FREE (1<<0)
-
-/* --- MGMT_ERROR_CODES --- */
-/* Error Codes returned in the status field of the CMD response header */
-#define MGMT_STATUS_SUCCESS 0 /* The CMD completed without errors */
-#define MGMT_STATUS_FAILED 1 /* Error status in the Status field of */
- /* the CMD_RESPONSE_HEADER */
-
#define ISCSI_GET_PDU_TEMPLATE_ADDRESS(pc, pa) {\
pa->lo = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
bus_address.u.a32.address_lo; \
@@ -270,6 +203,9 @@ unsigned int mgmt_invalidate_connection(struct beiscsi_hba *phba,
unsigned short cid,
unsigned short issue_reset,
unsigned short savecfg_flag);
+int beiscsi_mgmt_invalidate_icds(struct beiscsi_hba *phba,
+ struct invldt_cmd_tbl *inv_tbl,
+ unsigned int nents);
int beiscsi_if_en_dhcp(struct beiscsi_hba *phba, u32 ip_type);
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-04 07:58:24 +0300