@@ -21,6 +21,78 @@
#include "be.h"
#include "be_mgmt.h"
+/* UE Status Low CSR */
+static const char * const desc_ue_status_low[] = {
+ "CEV",
+ "CTX",
+ "DBUF",
+ "ERX",
+ "Host",
+ "MPU",
+ "NDMA",
+ "PTC ",
+ "RDMA ",
+ "RXF ",
+ "RXIPS ",
+ "RXULP0 ",
+ "RXULP1 ",
+ "RXULP2 ",
+ "TIM ",
+ "TPOST ",
+ "TPRE ",
+ "TXIPS ",
+ "TXULP0 ",
+ "TXULP1 ",
+ "UC ",
+ "WDMA ",
+ "TXULP2 ",
+ "HOST1 ",
+ "P0_OB_LINK ",
+ "P1_OB_LINK ",
+ "HOST_GPIO ",
+ "MBOX ",
+ "AXGMAC0",
+ "AXGMAC1",
+ "JTAG",
+ "MPU_INTPEND"
+};
+
+/* UE Status High CSR */
+static const char * const desc_ue_status_hi[] = {
+ "LPCMEMHOST",
+ "MGMT_MAC",
+ "PCS0ONLINE",
+ "MPU_IRAM",
+ "PCS1ONLINE",
+ "PCTL0",
+ "PCTL1",
+ "PMEM",
+ "RR",
+ "TXPB",
+ "RXPP",
+ "XAUI",
+ "TXP",
+ "ARM",
+ "IPC",
+ "HOST2",
+ "HOST3",
+ "HOST4",
+ "HOST5",
+ "HOST6",
+ "HOST7",
+ "HOST8",
+ "HOST9",
+ "NETC",
+ "Unknown",
+ "Unknown",
+ "Unknown",
+ "Unknown",
+ "Unknown",
+ "Unknown",
+ "Unknown",
+ "Unknown"
+};
+
struct be_mcc_wrb *alloc_mcc_wrb(struct beiscsi_hba *phba,
unsigned int *ref_tag)
{
@@ -185,6 +257,16 @@ int beiscsi_mccq_compl_wait(struct beiscsi_hba *phba,
phba->ctrl.mcc_tag_status[tag],
msecs_to_jiffies(
BEISCSI_HOST_MBX_TIMEOUT));
+ /**
+ * Return EIO if port is being disabled. Associated DMA memory, if any,
+ * is freed by the caller. When port goes offline, MCCQ is cleaned up
+ * so does WRB.
+ */
+ if (!test_bit(BEISCSI_HBA_ONLINE, &phba->state)) {
+ clear_bit(MCC_TAG_STATE_RUNNING,
+ &phba->ctrl.ptag_state[tag].tag_state);
+ return -EIO;
+ }
/**
* If MBOX cmd timeout expired, tag and resource allocated
@@ -538,7 +620,6 @@ static int be_mbox_db_ready_poll(struct be_ctrl_info *ctrl)
BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
"BC_%d : FW Timed Out\n");
set_bit(BEISCSI_HBA_FW_TIMEOUT, &phba->state);
- beiscsi_ue_detect(phba);
return -EBUSY;
}
@@ -1584,6 +1665,12 @@ int beiscsi_init_sliport(struct beiscsi_hba *phba)
if (!status)
return -EIO;
+ /* clear all error states after checking FW rdy */
+ phba->state &= ~BEISCSI_HBA_IN_ERR;
+
+ /* check again UER support */
+ phba->state &= ~BEISCSI_HBA_UER_SUPP;
+
/*
* SLI COMMON_FUNCTION_RESET completion is indicated by BMBX RDY bit.
* It should clean up any stale info in FW for this fn.
@@ -1647,3 +1734,87 @@ int beiscsi_cmd_iscsi_cleanup(struct beiscsi_hba *phba, unsigned short ulp)
mutex_unlock(&ctrl->mbox_lock);
return status;
}
+
+/*
+ * beiscsi_detect_ue()- Detect Unrecoverable Error on adapter
+ * @phba: Driver priv structure
+ *
+ * Read registers linked to UE and check for the UE status
+ **/
+int beiscsi_detect_ue(struct beiscsi_hba *phba)
+{
+ uint32_t ue_mask_hi = 0, ue_mask_lo = 0;
+ uint32_t ue_hi = 0, ue_lo = 0;
+ uint8_t i = 0;
+ int ret = 0;
+
+ pci_read_config_dword(phba->pcidev,
+ PCICFG_UE_STATUS_LOW, &ue_lo);
+ pci_read_config_dword(phba->pcidev,
+ PCICFG_UE_STATUS_MASK_LOW,
+ &ue_mask_lo);
+ pci_read_config_dword(phba->pcidev,
+ PCICFG_UE_STATUS_HIGH,
+ &ue_hi);
+ pci_read_config_dword(phba->pcidev,
+ PCICFG_UE_STATUS_MASK_HI,
+ &ue_mask_hi);
+
+ ue_lo = (ue_lo & ~ue_mask_lo);
+ ue_hi = (ue_hi & ~ue_mask_hi);
+
+
+ if (ue_lo || ue_hi) {
+ set_bit(BEISCSI_HBA_IN_UE, &phba->state);
+ __beiscsi_log(phba, KERN_ERR,
+ "BC_%d : HBA error detected\n");
+ ret = 1;
+ }
+
+ if (ue_lo) {
+ for (i = 0; ue_lo; ue_lo >>= 1, i++) {
+ if (ue_lo & 1)
+ __beiscsi_log(phba, KERN_ERR,
+ "BC_%d : UE_LOW %s bit set\n",
+ desc_ue_status_low[i]);
+ }
+ }
+
+ if (ue_hi) {
+ for (i = 0; ue_hi; ue_hi >>= 1, i++) {
+ if (ue_hi & 1)
+ __beiscsi_log(phba, KERN_ERR,
+ "BC_%d : UE_HIGH %s bit set\n",
+ desc_ue_status_hi[i]);
+ }
+ }
+ return ret;
+}
+
+/*
+ * beiscsi_detect_tpe()- Detect Transient Parity Error on adapter
+ * @phba: Driver priv structure
+ *
+ * Read SLIPORT SEMAPHORE register to check for UER
+ *
+ **/
+int beiscsi_detect_tpe(struct beiscsi_hba *phba)
+{
+ u32 post, status;
+ int ret = 0;
+
+ post = beiscsi_get_post_stage(phba);
+ status = post & POST_STAGE_MASK;
+ if ((status & POST_ERR_RECOVERY_CODE_MASK) ==
+ POST_STAGE_RECOVERABLE_ERR) {
+ set_bit(BEISCSI_HBA_IN_TPE, &phba->state);
+ __beiscsi_log(phba, KERN_INFO,
+ "BC_%d : HBA error recoverable: 0x%x\n", post);
+ ret = 1;
+ } else {
+ __beiscsi_log(phba, KERN_INFO,
+ "BC_%d : HBA in UE: 0x%x\n", post);
+ }
+
+ return ret;
+}
@@ -770,6 +770,10 @@ int beiscsi_init_sliport(struct beiscsi_hba *phba);
int beiscsi_cmd_iscsi_cleanup(struct beiscsi_hba *phba, unsigned short ulp_num);
+int beiscsi_detect_ue(struct beiscsi_hba *phba);
+
+int beiscsi_detect_tpe(struct beiscsi_hba *phba);
+
int beiscsi_cmd_eq_create(struct be_ctrl_info *ctrl,
struct be_queue_info *eq, int eq_delay);
@@ -58,7 +58,7 @@ struct iscsi_cls_session *beiscsi_session_create(struct iscsi_endpoint *ep,
beiscsi_ep = ep->dd_data;
phba = beiscsi_ep->phba;
- if (beiscsi_hba_in_error(phba)) {
+ if (!beiscsi_hba_is_online(phba)) {
beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
"BS_%d : HBA in error 0x%lx\n", phba->state);
return NULL;
@@ -444,7 +444,7 @@ int beiscsi_iface_set_param(struct Scsi_Host *shost,
uint32_t rm_len = dt_len;
int ret;
- if (beiscsi_hba_in_error(phba)) {
+ if (!beiscsi_hba_is_online(phba)) {
beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
"BS_%d : HBA in error 0x%lx\n", phba->state);
return -EBUSY;
@@ -587,7 +587,7 @@ int beiscsi_iface_get_param(struct iscsi_iface *iface,
if (param_type != ISCSI_NET_PARAM)
return 0;
- if (beiscsi_hba_in_error(phba)) {
+ if (!beiscsi_hba_is_online(phba)) {
beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
"BS_%d : HBA in error 0x%lx\n", phba->state);
return -EBUSY;
@@ -797,7 +797,7 @@ int beiscsi_get_host_param(struct Scsi_Host *shost,
struct beiscsi_hba *phba = iscsi_host_priv(shost);
int status = 0;
- if (beiscsi_hba_in_error(phba)) {
+ if (!beiscsi_hba_is_online(phba)) {
beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
"BS_%d : HBA in error 0x%lx\n", phba->state);
return -EBUSY;
@@ -945,7 +945,7 @@ int beiscsi_conn_start(struct iscsi_cls_conn *cls_conn)
phba = ((struct beiscsi_conn *)conn->dd_data)->phba;
- if (beiscsi_hba_in_error(phba)) {
+ if (!beiscsi_hba_is_online(phba)) {
beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
"BS_%d : HBA in error 0x%lx\n", phba->state);
return -EBUSY;
@@ -1175,7 +1175,7 @@ beiscsi_ep_connect(struct Scsi_Host *shost, struct sockaddr *dst_addr,
}
phba = iscsi_host_priv(shost);
- if (beiscsi_hba_in_error(phba)) {
+ if (!beiscsi_hba_is_online(phba)) {
ret = -EIO;
beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
"BS_%d : HBA in error 0x%lx\n", phba->state);
@@ -1335,7 +1335,7 @@ void beiscsi_ep_disconnect(struct iscsi_endpoint *ep)
tcp_upload_flag = CONNECTION_UPLOAD_ABORT;
}
- if (beiscsi_hba_in_error(phba)) {
+ if (!beiscsi_hba_is_online(phba)) {
beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
"BS_%d : HBA in error 0x%lx\n", phba->state);
goto free_ep;
@@ -3525,10 +3525,53 @@ static void free_wrb_handles(struct beiscsi_hba *phba)
static void be_mcc_queues_destroy(struct beiscsi_hba *phba)
{
- struct be_queue_info *q;
struct be_ctrl_info *ctrl = &phba->ctrl;
+ struct be_dma_mem *ptag_mem;
+ struct be_queue_info *q;
+ int i, tag;
q = &phba->ctrl.mcc_obj.q;
+ for (i = 0; i < MAX_MCC_CMD; i++) {
+ tag = i + 1;
+ if (!test_bit(MCC_TAG_STATE_RUNNING,
+ &ctrl->ptag_state[tag].tag_state))
+ continue;
+
+ if (test_bit(MCC_TAG_STATE_TIMEOUT,
+ &ctrl->ptag_state[tag].tag_state)) {
+ ptag_mem = &ctrl->ptag_state[tag].tag_mem_state;
+ if (ptag_mem->size) {
+ pci_free_consistent(ctrl->pdev,
+ ptag_mem->size,
+ ptag_mem->va,
+ ptag_mem->dma);
+ ptag_mem->size = 0;
+ }
+ continue;
+ }
+ /**
+ * If MCC is still active and waiting then wake up the process.
+ * We are here only because port is going offline. The process
+ * sees that (BEISCSI_HBA_ONLINE is cleared) and EIO error is
+ * returned for the operation and allocated memory cleaned up.
+ */
+ if (waitqueue_active(&ctrl->mcc_wait[tag])) {
+ ctrl->mcc_tag_status[tag] = MCC_STATUS_FAILED;
+ ctrl->mcc_tag_status[tag] |= CQE_VALID_MASK;
+ wake_up_interruptible(&ctrl->mcc_wait[tag]);
+ /*
+ * Control tag info gets reinitialized in enable
+ * so wait for the process to clear running state.
+ */
+ while (test_bit(MCC_TAG_STATE_RUNNING,
+ &ctrl->ptag_state[tag].tag_state))
+ schedule_timeout_uninterruptible(HZ);
+ }
+ /**
+ * For MCC with tag_states MCC_TAG_STATE_ASYNC and
+ * MCC_TAG_STATE_IGNORE nothing needs to done.
+ */
+ }
if (q->created) {
beiscsi_cmd_q_destroy(ctrl, q, QTYPE_MCCQ);
be_queue_free(phba, q);
@@ -3541,69 +3584,6 @@ static void be_mcc_queues_destroy(struct beiscsi_hba *phba)
}
}
-static void hwi_cleanup_port(struct beiscsi_hba *phba)
-{
- struct be_queue_info *q;
- struct be_ctrl_info *ctrl = &phba->ctrl;
- struct hwi_controller *phwi_ctrlr;
- struct hwi_context_memory *phwi_context;
- struct hwi_async_pdu_context *pasync_ctx;
- int i, eq_for_mcc, ulp_num;
-
- phwi_ctrlr = phba->phwi_ctrlr;
- phwi_context = phwi_ctrlr->phwi_ctxt;
-
- be_cmd_iscsi_remove_template_hdr(ctrl);
-
- for (i = 0; i < phba->params.cxns_per_ctrl; i++) {
- q = &phwi_context->be_wrbq[i];
- if (q->created)
- beiscsi_cmd_q_destroy(ctrl, q, QTYPE_WRBQ);
- }
- kfree(phwi_context->be_wrbq);
- free_wrb_handles(phba);
-
- for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++) {
- if (test_bit(ulp_num, &phba->fw_config.ulp_supported)) {
-
- q = &phwi_context->be_def_hdrq[ulp_num];
- if (q->created)
- beiscsi_cmd_q_destroy(ctrl, q, QTYPE_DPDUQ);
-
- 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];
- }
- }
-
- beiscsi_cmd_q_destroy(ctrl, NULL, QTYPE_SGL);
-
- for (i = 0; i < (phba->num_cpus); i++) {
- q = &phwi_context->be_cq[i];
- if (q->created) {
- be_queue_free(phba, q);
- beiscsi_cmd_q_destroy(ctrl, q, QTYPE_CQ);
- }
- }
-
- be_mcc_queues_destroy(phba);
- if (phba->msix_enabled)
- eq_for_mcc = 1;
- else
- eq_for_mcc = 0;
- for (i = 0; i < (phba->num_cpus + eq_for_mcc); i++) {
- q = &phwi_context->be_eq[i].q;
- if (q->created) {
- be_queue_free(phba, q);
- beiscsi_cmd_q_destroy(ctrl, q, QTYPE_EQ);
- }
- }
- /* last communication, indicate driver is unloading */
- beiscsi_cmd_special_wrb(&phba->ctrl, 0);
-}
-
static int be_mcc_queues_create(struct beiscsi_hba *phba,
struct hwi_context_memory *phwi_context)
{
@@ -3685,6 +3665,115 @@ static void find_num_cpus(struct beiscsi_hba *phba)
}
}
+static void hwi_purge_eq(struct beiscsi_hba *phba)
+{
+ struct hwi_controller *phwi_ctrlr;
+ struct hwi_context_memory *phwi_context;
+ struct be_queue_info *eq;
+ struct be_eq_entry *eqe = NULL;
+ int i, eq_msix;
+ unsigned int num_processed;
+
+ if (beiscsi_hba_in_error(phba))
+ return;
+
+ phwi_ctrlr = phba->phwi_ctrlr;
+ phwi_context = phwi_ctrlr->phwi_ctxt;
+ if (phba->msix_enabled)
+ eq_msix = 1;
+ else
+ eq_msix = 0;
+
+ 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);
+ }
+}
+
+static void hwi_cleanup_port(struct beiscsi_hba *phba)
+{
+ struct be_queue_info *q;
+ struct be_ctrl_info *ctrl = &phba->ctrl;
+ struct hwi_controller *phwi_ctrlr;
+ struct hwi_context_memory *phwi_context;
+ struct hwi_async_pdu_context *pasync_ctx;
+ int i, eq_for_mcc, ulp_num;
+
+ for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++)
+ if (test_bit(ulp_num, &phba->fw_config.ulp_supported))
+ beiscsi_cmd_iscsi_cleanup(phba, ulp_num);
+
+ /**
+ * Purge all EQ entries that may have been left out. This is to
+ * workaround a problem we've seen occasionally where driver gets an
+ * interrupt with EQ entry bit set after stopping the controller.
+ */
+ hwi_purge_eq(phba);
+
+ phwi_ctrlr = phba->phwi_ctrlr;
+ phwi_context = phwi_ctrlr->phwi_ctxt;
+
+ be_cmd_iscsi_remove_template_hdr(ctrl);
+
+ for (i = 0; i < phba->params.cxns_per_ctrl; i++) {
+ q = &phwi_context->be_wrbq[i];
+ if (q->created)
+ beiscsi_cmd_q_destroy(ctrl, q, QTYPE_WRBQ);
+ }
+ kfree(phwi_context->be_wrbq);
+ free_wrb_handles(phba);
+
+ for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++) {
+ if (test_bit(ulp_num, &phba->fw_config.ulp_supported)) {
+
+ q = &phwi_context->be_def_hdrq[ulp_num];
+ if (q->created)
+ beiscsi_cmd_q_destroy(ctrl, q, QTYPE_DPDUQ);
+
+ 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];
+ }
+ }
+
+ beiscsi_cmd_q_destroy(ctrl, NULL, QTYPE_SGL);
+
+ for (i = 0; i < (phba->num_cpus); i++) {
+ q = &phwi_context->be_cq[i];
+ if (q->created) {
+ be_queue_free(phba, q);
+ beiscsi_cmd_q_destroy(ctrl, q, QTYPE_CQ);
+ }
+ }
+
+ be_mcc_queues_destroy(phba);
+ if (phba->msix_enabled)
+ eq_for_mcc = 1;
+ else
+ eq_for_mcc = 0;
+ for (i = 0; i < (phba->num_cpus + eq_for_mcc); i++) {
+ q = &phwi_context->be_eq[i].q;
+ if (q->created) {
+ be_queue_free(phba, q);
+ beiscsi_cmd_q_destroy(ctrl, q, QTYPE_EQ);
+ }
+ }
+ /* last communication, indicate driver is unloading */
+ beiscsi_cmd_special_wrb(&phba->ctrl, 0);
+}
static int hwi_init_port(struct beiscsi_hba *phba)
{
struct hwi_controller *phwi_ctrlr;
@@ -4206,50 +4295,11 @@ do_cleanup_ctrlr:
return ret;
}
-static void hwi_purge_eq(struct beiscsi_hba *phba)
-{
- struct hwi_controller *phwi_ctrlr;
- struct hwi_context_memory *phwi_context;
- 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;
- if (phba->msix_enabled)
- eq_msix = 1;
- else
- eq_msix = 0;
-
- 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);
- }
-}
-
static void beiscsi_cleanup_port(struct beiscsi_hba *phba)
{
struct ulp_cid_info *ptr_cid_info = NULL;
int ulp_num;
- for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++)
- if (test_bit(ulp_num, (void *)&phba->fw_config.ulp_supported))
- beiscsi_cmd_iscsi_cleanup(phba, ulp_num);
-
- hwi_purge_eq(phba);
- hwi_cleanup_port(phba);
kfree(phba->io_sgl_hndl_base);
kfree(phba->eh_sgl_hndl_base);
kfree(phba->ep_array);
@@ -4266,7 +4316,6 @@ static void beiscsi_cleanup_port(struct beiscsi_hba *phba)
}
}
}
-
}
/**
@@ -4840,7 +4889,7 @@ static int beiscsi_task_xmit(struct iscsi_task *task)
* operational if FW still gets heartbeat from EP FW. Is management
* path really needed to continue further?
*/
- if (beiscsi_hba_in_error(phba))
+ if (!beiscsi_hba_is_online(phba))
return -EIO;
if (!io_task->conn->login_in_progress)
@@ -4896,7 +4945,7 @@ static int beiscsi_bsg_request(struct bsg_job *job)
shost = iscsi_job_to_shost(job);
phba = iscsi_host_priv(shost);
- if (beiscsi_hba_in_error(phba)) {
+ if (!beiscsi_hba_is_online(phba)) {
beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
"BM_%d : HBA in error 0x%lx\n", phba->state);
return -ENXIO;
@@ -4929,6 +4978,14 @@ static int beiscsi_bsg_request(struct bsg_job *job)
phba->ctrl.mcc_tag_status[tag],
msecs_to_jiffies(
BEISCSI_HOST_MBX_TIMEOUT));
+
+ if (!test_bit(BEISCSI_HBA_ONLINE, &phba->state)) {
+ clear_bit(MCC_TAG_STATE_RUNNING,
+ &phba->ctrl.ptag_state[tag].tag_state);
+ pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size,
+ nonemb_cmd.va, nonemb_cmd.dma);
+ return -EIO;
+ }
extd_status = (phba->ctrl.mcc_tag_status[tag] &
CQE_STATUS_ADDL_MASK) >> CQE_STATUS_ADDL_SHIFT;
status = phba->ctrl.mcc_tag_status[tag] & CQE_STATUS_MASK;
@@ -4972,102 +5029,10 @@ void beiscsi_hba_attrs_init(struct beiscsi_hba *phba)
beiscsi_log_enable_init(phba, beiscsi_log_enable);
}
-/*
- * beiscsi_quiesce()- Cleanup Driver resources
- * @phba: Instance Priv structure
- *
- * Free the OS and HW resources held by the driver
- **/
-static void beiscsi_quiesce(struct beiscsi_hba *phba)
+void beiscsi_start_boot_work(struct beiscsi_hba *phba, unsigned int s_handle)
{
- struct hwi_controller *phwi_ctrlr;
- struct hwi_context_memory *phwi_context;
- struct be_eq_obj *pbe_eq;
- unsigned int i, msix_vec;
-
- phwi_ctrlr = phba->phwi_ctrlr;
- phwi_context = phwi_ctrlr->phwi_ctxt;
- hwi_disable_intr(phba);
- 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]);
- kfree(phba->msi_name[i]);
- }
- } else
- if (phba->pcidev->irq)
- free_irq(phba->pcidev->irq, phba);
- pci_disable_msix(phba->pcidev);
- cancel_delayed_work_sync(&phba->eqd_update);
- cancel_work_sync(&phba->boot_work);
- del_timer_sync(&phba->hw_check);
-
- for (i = 0; i < phba->num_cpus; i++) {
- pbe_eq = &phwi_context->be_eq[i];
- irq_poll_disable(&pbe_eq->iopoll);
- }
-
- /* PCI_ERR is set then check if driver is not unloading */
- if (test_bit(BEISCSI_HBA_RUNNING, &phba->state) &&
- test_bit(BEISCSI_HBA_PCI_ERR, &phba->state)) {
- hwi_cleanup_port(phba);
- return;
- }
-
- destroy_workqueue(phba->wq);
- beiscsi_cleanup_port(phba);
- beiscsi_free_mem(phba);
-
- beiscsi_unmap_pci_function(phba);
- pci_free_consistent(phba->pcidev,
- phba->ctrl.mbox_mem_alloced.size,
- phba->ctrl.mbox_mem_alloced.va,
- phba->ctrl.mbox_mem_alloced.dma);
-}
-
-static void beiscsi_remove(struct pci_dev *pcidev)
-{
- struct beiscsi_hba *phba = NULL;
-
- phba = pci_get_drvdata(pcidev);
- if (!phba) {
- dev_err(&pcidev->dev, "beiscsi_remove called with no phba\n");
- return;
- }
-
- clear_bit(BEISCSI_HBA_RUNNING, &phba->state);
- beiscsi_iface_destroy_default(phba);
- iscsi_host_remove(phba->shost);
- beiscsi_quiesce(phba);
- /* after cancelling boot_work */
- iscsi_boot_destroy_kset(phba->boot_struct.boot_kset);
- pci_dev_put(phba->pcidev);
- iscsi_host_free(phba->shost);
- pci_disable_pcie_error_reporting(pcidev);
- pci_set_drvdata(pcidev, NULL);
- pci_release_regions(pcidev);
- pci_disable_device(pcidev);
-}
-
-static void beiscsi_msix_enable(struct beiscsi_hba *phba)
-{
- int i, status;
-
- for (i = 0; i <= phba->num_cpus; i++)
- phba->msix_entries[i].entry = i;
-
- status = pci_enable_msix_range(phba->pcidev, phba->msix_entries,
- phba->num_cpus + 1, phba->num_cpus + 1);
- if (status > 0)
- phba->msix_enabled = true;
-
- return;
-}
-
-void beiscsi_start_boot_work(struct beiscsi_hba *phba, unsigned int s_handle)
-{
- if (phba->boot_struct.boot_kset)
- return;
+ if (phba->boot_struct.boot_kset)
+ return;
/* skip if boot work is already in progress */
if (test_and_set_bit(BEISCSI_HBA_BOOT_WORK, &phba->state))
@@ -5179,7 +5144,6 @@ static ssize_t beiscsi_show_boot_eth_info(void *data, int type, char *buf)
return rc;
}
-
static umode_t beiscsi_tgt_get_attr_visibility(void *data, int type)
{
umode_t rc = 0;
@@ -5212,7 +5176,6 @@ static umode_t beiscsi_ini_get_attr_visibility(void *data, int type)
return rc;
}
-
static umode_t beiscsi_eth_get_attr_visibility(void *data, int type)
{
umode_t rc = 0;
@@ -5300,7 +5263,7 @@ static void beiscsi_boot_work(struct work_struct *work)
struct boot_struct *bs = &phba->boot_struct;
unsigned int tag = 0;
- if (beiscsi_hba_in_error(phba))
+ if (!beiscsi_hba_is_online(phba))
return;
beiscsi_log(phba, KERN_INFO,
@@ -5339,19 +5302,6 @@ static void beiscsi_boot_work(struct work_struct *work)
}
}
-static void beiscsi_hw_health_check(unsigned long ptr)
-{
- struct beiscsi_hba *phba;
-
- phba = (struct beiscsi_hba *)ptr;
- beiscsi_ue_detect(phba);
- if (test_bit(BEISCSI_HBA_IN_UE, &phba->state))
- return;
-
- mod_timer(&phba->hw_check,
- jiffies + msecs_to_jiffies(BEISCSI_UE_DETECT_INTERVAL));
-}
-
static void beiscsi_eqd_update_work(struct work_struct *work)
{
struct hwi_context_memory *phwi_context;
@@ -5365,7 +5315,7 @@ static void beiscsi_eqd_update_work(struct work_struct *work)
unsigned long now;
phba = container_of(work, struct beiscsi_hba, eqd_update.work);
- if (beiscsi_hba_in_error(phba))
+ if (!beiscsi_hba_is_online(phba))
return;
phwi_ctrlr = phba->phwi_ctrlr;
@@ -5408,6 +5358,219 @@ static void beiscsi_eqd_update_work(struct work_struct *work)
msecs_to_jiffies(BEISCSI_EQD_UPDATE_INTERVAL));
}
+static void beiscsi_msix_enable(struct beiscsi_hba *phba)
+{
+ int i, status;
+
+ for (i = 0; i <= phba->num_cpus; i++)
+ phba->msix_entries[i].entry = i;
+
+ status = pci_enable_msix_range(phba->pcidev, phba->msix_entries,
+ phba->num_cpus + 1, phba->num_cpus + 1);
+ if (status > 0)
+ phba->msix_enabled = true;
+}
+
+static void beiscsi_hw_tpe_check(unsigned long ptr)
+{
+ struct beiscsi_hba *phba;
+ u32 wait;
+
+ phba = (struct beiscsi_hba *)ptr;
+ /* if not TPE, do nothing */
+ if (!beiscsi_detect_tpe(phba))
+ return;
+
+ /* wait default 4000ms before recovering */
+ wait = 4000;
+ if (phba->ue2rp > BEISCSI_UE_DETECT_INTERVAL)
+ wait = phba->ue2rp - BEISCSI_UE_DETECT_INTERVAL;
+ queue_delayed_work(phba->wq, &phba->recover_port,
+ msecs_to_jiffies(wait));
+}
+
+static void beiscsi_hw_health_check(unsigned long ptr)
+{
+ struct beiscsi_hba *phba;
+
+ phba = (struct beiscsi_hba *)ptr;
+ beiscsi_detect_ue(phba);
+ if (beiscsi_detect_ue(phba)) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BM_%d : port in error: %lx\n", phba->state);
+ /* detect TPE if UER supported */
+ if (!test_bit(BEISCSI_HBA_UER_SUPP, &phba->state))
+ return;
+ /* modify this timer to check TPE */
+ phba->hw_check.function = beiscsi_hw_tpe_check;
+ }
+
+ mod_timer(&phba->hw_check,
+ jiffies + msecs_to_jiffies(BEISCSI_UE_DETECT_INTERVAL));
+}
+
+/*
+ * beiscsi_enable_port()- Enables the disabled port.
+ * Only port resources freed in disable function are reallocated.
+ * This is called in HBA error handling path.
+ *
+ * @phba: Instance of driver private structure
+ *
+ **/
+static int beiscsi_enable_port(struct beiscsi_hba *phba)
+{
+ struct hwi_context_memory *phwi_context;
+ struct hwi_controller *phwi_ctrlr;
+ struct be_eq_obj *pbe_eq;
+ int ret, i;
+
+ if (test_bit(BEISCSI_HBA_ONLINE, &phba->state)) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BM_%d : %s : port is online %lx\n",
+ __func__, phba->state);
+ return 0;
+ }
+
+ ret = beiscsi_init_sliport(phba);
+ if (ret)
+ return ret;
+
+ if (enable_msix)
+ find_num_cpus(phba);
+ else
+ phba->num_cpus = 1;
+ if (enable_msix) {
+ beiscsi_msix_enable(phba);
+ if (!phba->msix_enabled)
+ phba->num_cpus = 1;
+ }
+
+ beiscsi_get_params(phba);
+ /* Re-enable UER. If different TPE occurs then it is recoverable. */
+ beiscsi_set_uer_feature(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) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BM_%d : init controller failed %d\n", ret);
+ goto disable_msix;
+ }
+
+ 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_tag_status[i + 1] = 0;
+ phba->ctrl.mcc_tag_available++;
+ }
+
+ phwi_ctrlr = phba->phwi_ctrlr;
+ phwi_context = phwi_ctrlr->phwi_ctxt;
+ for (i = 0; i < phba->num_cpus; i++) {
+ pbe_eq = &phwi_context->be_eq[i];
+ irq_poll_init(&pbe_eq->iopoll, be_iopoll_budget, be_iopoll);
+ }
+
+ i = (phba->msix_enabled) ? i : 0;
+ /* Work item for MCC handling */
+ pbe_eq = &phwi_context->be_eq[i];
+ INIT_WORK(&pbe_eq->mcc_work, beiscsi_mcc_work);
+
+ ret = beiscsi_init_irqs(phba);
+ if (ret < 0) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BM_%d : setup IRQs failed %d\n", ret);
+ goto cleanup_port;
+ }
+ hwi_enable_intr(phba);
+ /* port operational: clear all error bits */
+ set_bit(BEISCSI_HBA_ONLINE, &phba->state);
+ __beiscsi_log(phba, KERN_INFO,
+ "BM_%d : port online: 0x%lx\n", phba->state);
+
+ /* start hw_check timer and eqd_update work */
+ schedule_delayed_work(&phba->eqd_update,
+ msecs_to_jiffies(BEISCSI_EQD_UPDATE_INTERVAL));
+
+ /**
+ * Timer function gets modified for TPE detection.
+ * Always reinit to do health check first.
+ */
+ phba->hw_check.function = beiscsi_hw_health_check;
+ mod_timer(&phba->hw_check,
+ jiffies + msecs_to_jiffies(BEISCSI_UE_DETECT_INTERVAL));
+ return 0;
+
+cleanup_port:
+ for (i = 0; i < phba->num_cpus; i++) {
+ pbe_eq = &phwi_context->be_eq[i];
+ irq_poll_disable(&pbe_eq->iopoll);
+ }
+ hwi_cleanup_port(phba);
+
+disable_msix:
+ if (phba->msix_enabled)
+ pci_disable_msix(phba->pcidev);
+
+ return ret;
+}
+
+/*
+ * beiscsi_disable_port()- Disable port and cleanup driver resources.
+ * This is called in HBA error handling and driver removal.
+ * @phba: Instance Priv structure
+ * @unload: indicate driver is unloading
+ *
+ * Free the OS and HW resources held by the driver
+ **/
+static void beiscsi_disable_port(struct beiscsi_hba *phba, int unload)
+{
+ struct hwi_context_memory *phwi_context;
+ struct hwi_controller *phwi_ctrlr;
+ struct be_eq_obj *pbe_eq;
+ unsigned int i, msix_vec;
+
+ if (!test_and_clear_bit(BEISCSI_HBA_ONLINE, &phba->state))
+ return;
+
+ phwi_ctrlr = phba->phwi_ctrlr;
+ phwi_context = phwi_ctrlr->phwi_ctxt;
+ hwi_disable_intr(phba);
+ 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]);
+ kfree(phba->msi_name[i]);
+ }
+ } else
+ if (phba->pcidev->irq)
+ free_irq(phba->pcidev->irq, phba);
+ pci_disable_msix(phba->pcidev);
+
+ for (i = 0; i < phba->num_cpus; i++) {
+ pbe_eq = &phwi_context->be_eq[i];
+ irq_poll_disable(&pbe_eq->iopoll);
+ }
+ cancel_delayed_work_sync(&phba->eqd_update);
+ cancel_work_sync(&phba->boot_work);
+ /* WQ might be running cancel queued mcc_work if we are not exiting */
+ if (!unload && beiscsi_hba_in_error(phba)) {
+ pbe_eq = &phwi_context->be_eq[i];
+ cancel_work_sync(&pbe_eq->mcc_work);
+ }
+ hwi_cleanup_port(phba);
+}
+
+static void beiscsi_recover_port(struct work_struct *work)
+{
+ struct beiscsi_hba *phba;
+
+ phba = container_of(work, struct beiscsi_hba, recover_port.work);
+ iscsi_host_for_each_session(phba->shost, beiscsi_session_fail);
+ beiscsi_disable_port(phba, 0);
+ beiscsi_enable_port(phba);
+}
static pci_ers_result_t beiscsi_eeh_err_detected(struct pci_dev *pdev,
pci_channel_state_t state)
@@ -5420,7 +5583,11 @@ static pci_ers_result_t beiscsi_eeh_err_detected(struct pci_dev *pdev,
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
"BM_%d : EEH error detected\n");
- beiscsi_quiesce(phba);
+ /* first stop UE detection when PCI error detected */
+ del_timer_sync(&phba->hw_check);
+ cancel_delayed_work_sync(&phba->recover_port);
+
+ beiscsi_disable_port(phba, 0);
if (state == pci_channel_io_perm_failure) {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
@@ -5476,82 +5643,16 @@ static pci_ers_result_t beiscsi_eeh_reset(struct pci_dev *pdev)
static void beiscsi_eeh_resume(struct pci_dev *pdev)
{
- int ret, i;
- struct be_eq_obj *pbe_eq;
- struct beiscsi_hba *phba = NULL;
- struct hwi_controller *phwi_ctrlr;
- struct hwi_context_memory *phwi_context;
+ struct beiscsi_hba *phba;
+ int ret;
phba = (struct beiscsi_hba *)pci_get_drvdata(pdev);
pci_save_state(pdev);
- if (enable_msix)
- find_num_cpus(phba);
- else
- phba->num_cpus = 1;
-
- if (enable_msix) {
- beiscsi_msix_enable(phba);
- if (!phba->msix_enabled)
- phba->num_cpus = 1;
- }
-
- ret = beiscsi_init_sliport(phba);
+ ret = beiscsi_enable_port(phba);
if (ret)
- goto ret_err;
-
- beiscsi_get_params(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) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : beiscsi_eeh_resume -"
- "Failed to initialize beiscsi_hba.\n");
- goto ret_err;
- }
-
- 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_tag_status[i + 1] = 0;
- phba->ctrl.mcc_tag_available++;
- }
-
- phwi_ctrlr = phba->phwi_ctrlr;
- phwi_context = phwi_ctrlr->phwi_ctxt;
-
- for (i = 0; i < phba->num_cpus; i++) {
- pbe_eq = &phwi_context->be_eq[i];
- irq_poll_init(&pbe_eq->iopoll, be_iopoll_budget,
- be_iopoll);
- }
-
- i = (phba->msix_enabled) ? i : 0;
- /* Work item for MCC handling */
- pbe_eq = &phwi_context->be_eq[i];
- INIT_WORK(&pbe_eq->mcc_work, beiscsi_mcc_work);
-
- ret = beiscsi_init_irqs(phba);
- if (ret < 0) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : beiscsi_eeh_resume - "
- "Failed to beiscsi_init_irqs\n");
- goto ret_err;
- }
-
- hwi_enable_intr(phba);
- clear_bit(BEISCSI_HBA_PCI_ERR, &phba->state);
-
- /* start hw_check timer and eqd_update work */
- schedule_delayed_work(&phba->eqd_update,
- msecs_to_jiffies(BEISCSI_EQD_UPDATE_INTERVAL));
- mod_timer(&phba->hw_check,
- jiffies + msecs_to_jiffies(BEISCSI_UE_DETECT_INTERVAL));
- return;
-ret_err:
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : AER EEH Resume Failed\n");
+ __beiscsi_log(phba, KERN_ERR,
+ "BM_%d : AER EEH resume failed\n");
}
static int beiscsi_dev_probe(struct pci_dev *pcidev,
@@ -5623,7 +5724,6 @@ static int beiscsi_dev_probe(struct pci_dev *pcidev,
if (ret)
goto hba_free;
- set_bit(BEISCSI_HBA_RUNNING, &phba->state);
spin_lock_init(&phba->io_sgl_lock);
spin_lock_init(&phba->mgmt_sgl_lock);
spin_lock_init(&phba->async_pdu_lock);
@@ -5690,8 +5790,7 @@ static int beiscsi_dev_probe(struct pci_dev *pcidev,
for (i = 0; i < phba->num_cpus; i++) {
pbe_eq = &phwi_context->be_eq[i];
- irq_poll_init(&pbe_eq->iopoll, be_iopoll_budget,
- be_iopoll);
+ irq_poll_init(&pbe_eq->iopoll, be_iopoll_budget, be_iopoll);
}
i = (phba->msix_enabled) ? i : 0;
@@ -5708,9 +5807,15 @@ static int beiscsi_dev_probe(struct pci_dev *pcidev,
}
hwi_enable_intr(phba);
- if (iscsi_host_add(phba->shost, &phba->pcidev->dev))
+ ret = iscsi_host_add(phba->shost, &phba->pcidev->dev);
+ if (ret)
goto free_blkenbld;
+ /* set online bit after port is operational */
+ set_bit(BEISCSI_HBA_ONLINE, &phba->state);
+ __beiscsi_log(phba, KERN_INFO,
+ "BM_%d : port online: 0x%lx\n", phba->state);
+
INIT_WORK(&phba->boot_work, beiscsi_boot_work);
ret = beiscsi_boot_get_shandle(phba, &s_handle);
if (ret > 0) {
@@ -5726,6 +5831,8 @@ static int beiscsi_dev_probe(struct pci_dev *pcidev,
beiscsi_iface_create_default(phba);
schedule_delayed_work(&phba->eqd_update,
msecs_to_jiffies(BEISCSI_EQD_UPDATE_INTERVAL));
+
+ INIT_DELAYED_WORK(&phba->recover_port, beiscsi_recover_port);
/**
* Start UE detection here. UE before this will cause stall in probe
* and eventually fail the probe.
@@ -5747,6 +5854,7 @@ free_blkenbld:
irq_poll_disable(&pbe_eq->iopoll);
}
free_twq:
+ hwi_cleanup_port(phba);
beiscsi_cleanup_port(phba);
beiscsi_free_mem(phba);
free_port:
@@ -5767,6 +5875,48 @@ disable_pci:
return ret;
}
+static void beiscsi_remove(struct pci_dev *pcidev)
+{
+ struct beiscsi_hba *phba = NULL;
+
+ phba = pci_get_drvdata(pcidev);
+ if (!phba) {
+ dev_err(&pcidev->dev, "beiscsi_remove called with no phba\n");
+ return;
+ }
+
+ /* first stop UE detection before unloading */
+ del_timer_sync(&phba->hw_check);
+ cancel_delayed_work_sync(&phba->recover_port);
+
+ beiscsi_iface_destroy_default(phba);
+ iscsi_host_remove(phba->shost);
+ beiscsi_disable_port(phba, 1);
+
+ /* after cancelling boot_work */
+ iscsi_boot_destroy_kset(phba->boot_struct.boot_kset);
+
+ /* free all resources */
+ destroy_workqueue(phba->wq);
+ beiscsi_cleanup_port(phba);
+ beiscsi_free_mem(phba);
+
+ /* ctrl uninit */
+ beiscsi_unmap_pci_function(phba);
+ pci_free_consistent(phba->pcidev,
+ phba->ctrl.mbox_mem_alloced.size,
+ phba->ctrl.mbox_mem_alloced.va,
+ phba->ctrl.mbox_mem_alloced.dma);
+
+ pci_dev_put(phba->pcidev);
+ iscsi_host_free(phba->shost);
+ pci_disable_pcie_error_reporting(pcidev);
+ pci_set_drvdata(pcidev, NULL);
+ pci_release_regions(pcidev);
+ pci_disable_device(pcidev);
+}
+
+
static struct pci_error_handlers beiscsi_eeh_handlers = {
.error_detected = beiscsi_eeh_err_detected,
.slot_reset = beiscsi_eeh_reset,
@@ -5814,7 +5964,6 @@ static struct pci_driver beiscsi_pci_driver = {
.err_handler = &beiscsi_eeh_handlers
};
-
static int __init beiscsi_module_init(void)
{
int ret;
@@ -393,7 +393,7 @@ struct beiscsi_hba {
} fw_config;
unsigned long state;
-#define BEISCSI_HBA_RUNNING 0
+#define BEISCSI_HBA_ONLINE 0
#define BEISCSI_HBA_LINK_UP 1
#define BEISCSI_HBA_BOOT_FOUND 2
#define BEISCSI_HBA_BOOT_WORK 3
@@ -417,6 +417,7 @@ struct beiscsi_hba {
/* check for UE every 1000ms */
#define BEISCSI_UE_DETECT_INTERVAL 1000
u32 ue2rp;
+ struct delayed_work recover_port;
bool mac_addr_set;
u8 mac_address[ETH_ALEN];
@@ -455,6 +456,9 @@ struct beiscsi_hba {
};
#define beiscsi_hba_in_error(phba) ((phba)->state & BEISCSI_HBA_IN_ERR)
+#define beiscsi_hba_is_online(phba) \
+ (!beiscsi_hba_in_error((phba)) && \
+ test_bit(BEISCSI_HBA_ONLINE, &phba->state))
struct beiscsi_session {
struct pci_pool *bhs_pool;
@@ -24,134 +24,6 @@
#include "be_iscsi.h"
#include "be_main.h"
-/* UE Status Low CSR */
-static const char * const desc_ue_status_low[] = {
- "CEV",
- "CTX",
- "DBUF",
- "ERX",
- "Host",
- "MPU",
- "NDMA",
- "PTC ",
- "RDMA ",
- "RXF ",
- "RXIPS ",
- "RXULP0 ",
- "RXULP1 ",
- "RXULP2 ",
- "TIM ",
- "TPOST ",
- "TPRE ",
- "TXIPS ",
- "TXULP0 ",
- "TXULP1 ",
- "UC ",
- "WDMA ",
- "TXULP2 ",
- "HOST1 ",
- "P0_OB_LINK ",
- "P1_OB_LINK ",
- "HOST_GPIO ",
- "MBOX ",
- "AXGMAC0",
- "AXGMAC1",
- "JTAG",
- "MPU_INTPEND"
-};
-
-/* UE Status High CSR */
-static const char * const desc_ue_status_hi[] = {
- "LPCMEMHOST",
- "MGMT_MAC",
- "PCS0ONLINE",
- "MPU_IRAM",
- "PCS1ONLINE",
- "PCTL0",
- "PCTL1",
- "PMEM",
- "RR",
- "TXPB",
- "RXPP",
- "XAUI",
- "TXP",
- "ARM",
- "IPC",
- "HOST2",
- "HOST3",
- "HOST4",
- "HOST5",
- "HOST6",
- "HOST7",
- "HOST8",
- "HOST9",
- "NETC",
- "Unknown",
- "Unknown",
- "Unknown",
- "Unknown",
- "Unknown",
- "Unknown",
- "Unknown",
- "Unknown"
-};
-
-/*
- * beiscsi_ue_detect()- Detect Unrecoverable Error on adapter
- * @phba: Driver priv structure
- *
- * Read registers linked to UE and check for the UE status
- **/
-void beiscsi_ue_detect(struct beiscsi_hba *phba)
-{
- uint32_t ue_hi = 0, ue_lo = 0;
- uint32_t ue_mask_hi = 0, ue_mask_lo = 0;
- uint8_t i = 0;
-
- pci_read_config_dword(phba->pcidev,
- PCICFG_UE_STATUS_LOW, &ue_lo);
- pci_read_config_dword(phba->pcidev,
- PCICFG_UE_STATUS_MASK_LOW,
- &ue_mask_lo);
- pci_read_config_dword(phba->pcidev,
- PCICFG_UE_STATUS_HIGH,
- &ue_hi);
- pci_read_config_dword(phba->pcidev,
- PCICFG_UE_STATUS_MASK_HI,
- &ue_mask_hi);
-
- ue_lo = (ue_lo & ~ue_mask_lo);
- ue_hi = (ue_hi & ~ue_mask_hi);
-
-
- if (ue_lo || ue_hi) {
- set_bit(BEISCSI_HBA_IN_UE, &phba->state);
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
- "BG_%d : HBA error detected\n");
- }
-
- if (ue_lo) {
- for (i = 0; ue_lo; ue_lo >>= 1, i++) {
- if (ue_lo & 1)
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_CONFIG,
- "BG_%d : UE_LOW %s bit set\n",
- desc_ue_status_low[i]);
- }
- }
-
- if (ue_hi) {
- for (i = 0; ue_hi; ue_hi >>= 1, i++) {
- if (ue_hi & 1)
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_CONFIG,
- "BG_%d : UE_HIGH %s bit set\n",
- desc_ue_status_hi[i]);
- }
- }
-}
-
int beiscsi_modify_eq_delay(struct beiscsi_hba *phba,
struct be_set_eqd *set_eqd,
int num)
@@ -329,7 +329,6 @@ void beiscsi_offload_cxn_v2(struct beiscsi_offload_params *params,
struct wrb_handle *pwrb_handle,
struct hwi_wrb_context *pwrb_context);
-void beiscsi_ue_detect(struct beiscsi_hba *phba);
int be_cmd_modify_eq_delay(struct beiscsi_hba *phba,
struct be_set_eqd *, int num);