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path: root/drivers/scsi/qla2xxx/qla_os.c
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Diffstat (limited to 'drivers/scsi/qla2xxx/qla_os.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c655
1 files changed, 410 insertions, 245 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index abcd30917263..3a57f07d73f5 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -5,6 +5,7 @@
*/
#include "qla_def.h"
+#include <linux/bitfield.h>
#include <linux/moduleparam.h>
#include <linux/vmalloc.h>
#include <linux/delay.h>
@@ -12,9 +13,10 @@
#include <linux/mutex.h>
#include <linux/kobject.h>
#include <linux/slab.h>
-#include <linux/blk-mq-pci.h>
#include <linux/refcount.h>
#include <linux/crash_dump.h>
+#include <linux/trace_events.h>
+#include <linux/trace.h>
#include <scsi/scsi_tcq.h>
#include <scsi/scsicam.h>
@@ -35,15 +37,18 @@ static int apidev_major;
*/
struct kmem_cache *srb_cachep;
+static struct trace_array *qla_trc_array;
+
int ql2xfulldump_on_mpifail;
module_param(ql2xfulldump_on_mpifail, int, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(ql2xfulldump_on_mpifail,
"Set this to take full dump on MPI hang.");
-int ql2xenforce_iocb_limit = 1;
+int ql2xenforce_iocb_limit = 2;
module_param(ql2xenforce_iocb_limit, int, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(ql2xenforce_iocb_limit,
- "Enforce IOCB throttling, to avoid FW congestion. (default: 1)");
+ "Enforce IOCB throttling, to avoid FW congestion. (default: 2) "
+ "1: track usage per queue, 2: track usage per adapter");
/*
* CT6 CTX allocation cache
@@ -117,6 +122,11 @@ MODULE_PARM_DESC(ql2xextended_error_logging,
"ql2xextended_error_logging=1).\n"
"\t\tDo LOGICAL OR of the value to enable more than one level");
+int ql2xextended_error_logging_ktrace = 1;
+module_param(ql2xextended_error_logging_ktrace, int, S_IRUGO|S_IWUSR);
+MODULE_PARM_DESC(ql2xextended_error_logging_ktrace,
+ "Same BIT definition as ql2xextended_error_logging, but used to control logging to kernel trace buffer (default=1).\n");
+
int ql2xshiftctondsd = 6;
module_param(ql2xshiftctondsd, int, S_IRUGO);
MODULE_PARM_DESC(ql2xshiftctondsd,
@@ -166,12 +176,6 @@ MODULE_PARM_DESC(ql2xenablehba_err_chk,
" 1 -- Error isolation enabled only for DIX Type 0\n"
" 2 -- Error isolation enabled for all Types\n");
-int ql2xiidmaenable = 1;
-module_param(ql2xiidmaenable, int, S_IRUGO);
-MODULE_PARM_DESC(ql2xiidmaenable,
- "Enables iIDMA settings "
- "Default is 1 - perform iIDMA. 0 - no iIDMA.");
-
int ql2xmqsupport = 1;
module_param(ql2xmqsupport, int, S_IRUGO);
MODULE_PARM_DESC(ql2xmqsupport,
@@ -189,12 +193,6 @@ MODULE_PARM_DESC(ql2xfwloadbin,
" 1 -- load firmware from flash.\n"
" 0 -- use default semantics.\n");
-int ql2xetsenable;
-module_param(ql2xetsenable, int, S_IRUGO);
-MODULE_PARM_DESC(ql2xetsenable,
- "Enables firmware ETS burst."
- "Default is 0 - skip ETS enablement.");
-
int ql2xdbwr = 1;
module_param(ql2xdbwr, int, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(ql2xdbwr,
@@ -333,11 +331,30 @@ MODULE_PARM_DESC(ql2xabts_wait_nvme,
"To wait for ABTS response on I/O timeouts for NVMe. (default: 1)");
+static u32 ql2xdelay_before_pci_error_handling = 5;
+module_param(ql2xdelay_before_pci_error_handling, uint, 0644);
+MODULE_PARM_DESC(ql2xdelay_before_pci_error_handling,
+ "Number of seconds delayed before qla begin PCI error self-handling (default: 5).\n");
+
static void qla2x00_clear_drv_active(struct qla_hw_data *);
static void qla2x00_free_device(scsi_qla_host_t *);
-static int qla2xxx_map_queues(struct Scsi_Host *shost);
+static void qla2xxx_map_queues(struct Scsi_Host *shost);
static void qla2x00_destroy_deferred_work(struct qla_hw_data *);
+u32 ql2xnvme_queues = DEF_NVME_HW_QUEUES;
+module_param(ql2xnvme_queues, uint, S_IRUGO);
+MODULE_PARM_DESC(ql2xnvme_queues,
+ "Number of NVMe Queues that can be configured.\n"
+ "Final value will be min(ql2xnvme_queues, num_cpus,num_chip_queues)\n"
+ "1 - Minimum number of queues supported\n"
+ "8 - Default value");
+
+int ql2xfc2target = 1;
+module_param(ql2xfc2target, int, 0444);
+MODULE_PARM_DESC(qla2xfc2target,
+ "Enables FC2 Target support. "
+ "0 - FC2 Target support is disabled. "
+ "1 - FC2 Target support is enabled (default).");
static struct scsi_transport_template *qla2xxx_transport_template = NULL;
struct scsi_transport_template *qla2xxx_transport_vport_template = NULL;
@@ -372,7 +389,7 @@ qla2x00_restart_timer(scsi_qla_host_t *vha, unsigned long interval)
static __inline__ void
qla2x00_stop_timer(scsi_qla_host_t *vha)
{
- del_timer_sync(&vha->timer);
+ timer_delete_sync(&vha->timer);
vha->timer_active = 0;
}
@@ -404,6 +421,7 @@ static void qla_init_base_qpair(struct scsi_qla_host *vha, struct req_que *req,
ha->base_qpair->msix = &ha->msix_entries[QLA_MSIX_RSP_Q];
ha->base_qpair->srb_mempool = ha->srb_mempool;
INIT_LIST_HEAD(&ha->base_qpair->hints_list);
+ INIT_LIST_HEAD(&ha->base_qpair->dsd_list);
ha->base_qpair->enable_class_2 = ql2xenableclass2;
/* init qpair to this cpu. Will adjust at run time. */
qla_cpu_update(rsp->qpair, raw_smp_processor_id());
@@ -451,6 +469,11 @@ static int qla2x00_alloc_queues(struct qla_hw_data *ha, struct req_que *req,
"Unable to allocate memory for queue pair ptrs.\n");
goto fail_qpair_map;
}
+ if (qla_mapq_alloc_qp_cpu_map(ha) != 0) {
+ kfree(ha->queue_pair_map);
+ ha->queue_pair_map = NULL;
+ goto fail_qpair_map;
+ }
}
/*
@@ -525,6 +548,7 @@ static void qla2x00_free_queues(struct qla_hw_data *ha)
ha->base_qpair = NULL;
}
+ qla_mapq_free_qp_cpu_map(ha);
spin_lock_irqsave(&ha->hardware_lock, flags);
for (cnt = 0; cnt < ha->max_req_queues; cnt++) {
if (!test_bit(cnt, ha->req_qid_map))
@@ -597,8 +621,8 @@ qla24xx_pci_info_str(struct scsi_qla_host *vha, char *str, size_t str_len)
const char *speed_str;
pcie_capability_read_dword(ha->pdev, PCI_EXP_LNKCAP, &lstat);
- lspeed = lstat & PCI_EXP_LNKCAP_SLS;
- lwidth = (lstat & PCI_EXP_LNKCAP_MLW) >> 4;
+ lspeed = FIELD_GET(PCI_EXP_LNKCAP_SLS, lstat);
+ lwidth = FIELD_GET(PCI_EXP_LNKCAP_MLW, lstat);
switch (lspeed) {
case 1:
@@ -712,15 +736,17 @@ void qla2x00_sp_free_dma(srb_t *sp)
}
if (sp->flags & SRB_FCP_CMND_DMA_VALID) {
- struct ct6_dsd *ctx1 = sp->u.scmd.ct6_ctx;
+ struct ct6_dsd *ctx1 = &sp->u.scmd.ct6_ctx;
dma_pool_free(ha->fcp_cmnd_dma_pool, ctx1->fcp_cmnd,
ctx1->fcp_cmnd_dma);
- list_splice(&ctx1->dsd_list, &ha->gbl_dsd_list);
- ha->gbl_dsd_inuse -= ctx1->dsd_use_cnt;
- ha->gbl_dsd_avail += ctx1->dsd_use_cnt;
- mempool_free(ctx1, ha->ctx_mempool);
+ list_splice(&ctx1->dsd_list, &sp->qpair->dsd_list);
+ sp->qpair->dsd_inuse -= ctx1->dsd_use_cnt;
+ sp->qpair->dsd_avail += ctx1->dsd_use_cnt;
}
+
+ if (sp->flags & SRB_GOT_BUF)
+ qla_put_buf(sp->qpair, &sp->u.scmd.buf_dsc);
}
void qla2x00_sp_compl(srb_t *sp, int res)
@@ -728,9 +754,10 @@ void qla2x00_sp_compl(srb_t *sp, int res)
struct scsi_cmnd *cmd = GET_CMD_SP(sp);
struct completion *comp = sp->comp;
- sp->free(sp);
+ /* kref: INIT */
+ kref_put(&sp->cmd_kref, qla2x00_sp_release);
cmd->result = res;
- CMD_SP(cmd) = NULL;
+ sp->type = 0;
scsi_done(cmd);
if (comp)
complete(comp);
@@ -795,14 +822,13 @@ void qla2xxx_qpair_sp_free_dma(srb_t *sp)
}
if (sp->flags & SRB_FCP_CMND_DMA_VALID) {
- struct ct6_dsd *ctx1 = sp->u.scmd.ct6_ctx;
+ struct ct6_dsd *ctx1 = &sp->u.scmd.ct6_ctx;
dma_pool_free(ha->fcp_cmnd_dma_pool, ctx1->fcp_cmnd,
ctx1->fcp_cmnd_dma);
- list_splice(&ctx1->dsd_list, &ha->gbl_dsd_list);
- ha->gbl_dsd_inuse -= ctx1->dsd_use_cnt;
- ha->gbl_dsd_avail += ctx1->dsd_use_cnt;
- mempool_free(ctx1, ha->ctx_mempool);
+ list_splice(&ctx1->dsd_list, &sp->qpair->dsd_list);
+ sp->qpair->dsd_inuse -= ctx1->dsd_use_cnt;
+ sp->qpair->dsd_avail += ctx1->dsd_use_cnt;
sp->flags &= ~SRB_FCP_CMND_DMA_VALID;
}
@@ -812,6 +838,9 @@ void qla2xxx_qpair_sp_free_dma(srb_t *sp)
dma_pool_free(ha->dl_dma_pool, ctx0, ctx0->crc_ctx_dma);
sp->flags &= ~SRB_CRC_CTX_DMA_VALID;
}
+
+ if (sp->flags & SRB_GOT_BUF)
+ qla_put_buf(sp->qpair, &sp->u.scmd.buf_dsc);
}
void qla2xxx_qpair_sp_compl(srb_t *sp, int res)
@@ -819,9 +848,10 @@ void qla2xxx_qpair_sp_compl(srb_t *sp, int res)
struct scsi_cmnd *cmd = GET_CMD_SP(sp);
struct completion *comp = sp->comp;
- sp->free(sp);
+ /* ref: INIT */
+ kref_put(&sp->cmd_kref, qla2x00_sp_release);
cmd->result = res;
- CMD_SP(cmd) = NULL;
+ sp->type = 0;
scsi_done(cmd);
if (comp)
complete(comp);
@@ -919,12 +949,11 @@ qla2xxx_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd)
goto qc24_target_busy;
sp = scsi_cmd_priv(cmd);
+ /* ref: INIT */
qla2xxx_init_sp(sp, vha, vha->hw->base_qpair, fcport);
sp->u.scmd.cmd = cmd;
sp->type = SRB_SCSI_CMD;
-
- CMD_SP(cmd) = (void *)sp;
sp->free = qla2x00_sp_free_dma;
sp->done = qla2x00_sp_compl;
@@ -938,7 +967,8 @@ qla2xxx_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd)
return 0;
qc24_host_busy_free_sp:
- sp->free(sp);
+ /* ref: INIT */
+ kref_put(&sp->cmd_kref, qla2x00_sp_release);
qc24_target_busy:
return SCSI_MLQUEUE_TARGET_BUSY;
@@ -1008,11 +1038,11 @@ qla2xxx_mqueuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd,
goto qc24_target_busy;
sp = scsi_cmd_priv(cmd);
+ /* ref: INIT */
qla2xxx_init_sp(sp, vha, qpair, fcport);
sp->u.scmd.cmd = cmd;
sp->type = SRB_SCSI_CMD;
- CMD_SP(cmd) = (void *)sp;
sp->free = qla2xxx_qpair_sp_free_dma;
sp->done = qla2xxx_qpair_sp_compl;
@@ -1026,7 +1056,8 @@ qla2xxx_mqueuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd,
return 0;
qc24_host_busy_free_sp:
- sp->free(sp);
+ /* ref: INIT */
+ kref_put(&sp->cmd_kref, qla2x00_sp_release);
qc24_target_busy:
return SCSI_MLQUEUE_TARGET_BUSY;
@@ -1038,43 +1069,6 @@ qc24_fail_command:
}
/*
- * qla2x00_eh_wait_on_command
- * Waits for the command to be returned by the Firmware for some
- * max time.
- *
- * Input:
- * cmd = Scsi Command to wait on.
- *
- * Return:
- * Completed in time : QLA_SUCCESS
- * Did not complete in time : QLA_FUNCTION_FAILED
- */
-static int
-qla2x00_eh_wait_on_command(struct scsi_cmnd *cmd)
-{
-#define ABORT_POLLING_PERIOD 1000
-#define ABORT_WAIT_ITER ((2 * 1000) / (ABORT_POLLING_PERIOD))
- unsigned long wait_iter = ABORT_WAIT_ITER;
- scsi_qla_host_t *vha = shost_priv(cmd->device->host);
- struct qla_hw_data *ha = vha->hw;
- int ret = QLA_SUCCESS;
-
- if (unlikely(pci_channel_offline(ha->pdev)) || ha->flags.eeh_busy) {
- ql_dbg(ql_dbg_taskm, vha, 0x8005,
- "Return:eh_wait.\n");
- return ret;
- }
-
- while (CMD_SP(cmd) && wait_iter--) {
- msleep(ABORT_POLLING_PERIOD);
- }
- if (CMD_SP(cmd))
- ret = QLA_FUNCTION_FAILED;
-
- return ret;
-}
-
-/*
* qla2x00_wait_for_hba_online
* Wait till the HBA is online after going through
* <= MAX_RETRIES_OF_ISP_ABORT or
@@ -1297,8 +1291,8 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
"Abort command mbx cmd=%p, rval=%x.\n", cmd, rval);
/* Wait for the command completion. */
- ratov_j = ha->r_a_tov/10 * 4 * 1000;
- ratov_j = msecs_to_jiffies(ratov_j);
+ ratov_j = ha->r_a_tov / 10 * 4;
+ ratov_j = secs_to_jiffies(ratov_j);
switch (rval) {
case QLA_SUCCESS:
if (!wait_for_completion_timeout(&comp, ratov_j)) {
@@ -1324,59 +1318,113 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
return ret;
}
+#define ABORT_POLLING_PERIOD 1000
+#define ABORT_WAIT_ITER ((2 * 1000) / (ABORT_POLLING_PERIOD))
+
/*
* Returns: QLA_SUCCESS or QLA_FUNCTION_FAILED.
*/
-int
-qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t,
- uint64_t l, enum nexus_wait_type type)
+static int
+__qla2x00_eh_wait_for_pending_commands(struct qla_qpair *qpair, unsigned int t,
+ uint64_t l, enum nexus_wait_type type)
{
int cnt, match, status;
unsigned long flags;
- struct qla_hw_data *ha = vha->hw;
- struct req_que *req;
+ scsi_qla_host_t *vha = qpair->vha;
+ struct req_que *req = qpair->req;
srb_t *sp;
struct scsi_cmnd *cmd;
+ unsigned long wait_iter = ABORT_WAIT_ITER;
+ bool found;
+ struct qla_hw_data *ha = vha->hw;
status = QLA_SUCCESS;
- spin_lock_irqsave(&ha->hardware_lock, flags);
- req = vha->req;
- for (cnt = 1; status == QLA_SUCCESS &&
- cnt < req->num_outstanding_cmds; cnt++) {
- sp = req->outstanding_cmds[cnt];
- if (!sp)
- continue;
- if (sp->type != SRB_SCSI_CMD)
- continue;
- if (vha->vp_idx != sp->vha->vp_idx)
- continue;
- match = 0;
- cmd = GET_CMD_SP(sp);
- switch (type) {
- case WAIT_HOST:
- match = 1;
- break;
- case WAIT_TARGET:
- match = cmd->device->id == t;
- break;
- case WAIT_LUN:
- match = (cmd->device->id == t &&
- cmd->device->lun == l);
- break;
+ while (wait_iter--) {
+ found = false;
+
+ spin_lock_irqsave(qpair->qp_lock_ptr, flags);
+ for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) {
+ sp = req->outstanding_cmds[cnt];
+ if (!sp)
+ continue;
+ if (sp->type != SRB_SCSI_CMD)
+ continue;
+ if (vha->vp_idx != sp->vha->vp_idx)
+ continue;
+ match = 0;
+ cmd = GET_CMD_SP(sp);
+ switch (type) {
+ case WAIT_HOST:
+ match = 1;
+ break;
+ case WAIT_TARGET:
+ if (sp->fcport)
+ match = sp->fcport->d_id.b24 == t;
+ else
+ match = 0;
+ break;
+ case WAIT_LUN:
+ if (sp->fcport)
+ match = (sp->fcport->d_id.b24 == t &&
+ cmd->device->lun == l);
+ else
+ match = 0;
+ break;
+ }
+ if (!match)
+ continue;
+
+ spin_unlock_irqrestore(qpair->qp_lock_ptr, flags);
+
+ if (unlikely(pci_channel_offline(ha->pdev)) ||
+ ha->flags.eeh_busy) {
+ ql_dbg(ql_dbg_taskm, vha, 0x8005,
+ "Return:eh_wait.\n");
+ return status;
+ }
+
+ /*
+ * SRB_SCSI_CMD is still in the outstanding_cmds array.
+ * it means scsi_done has not called. Wait for it to
+ * clear from outstanding_cmds.
+ */
+ msleep(ABORT_POLLING_PERIOD);
+ spin_lock_irqsave(qpair->qp_lock_ptr, flags);
+ found = true;
}
- if (!match)
- continue;
+ spin_unlock_irqrestore(qpair->qp_lock_ptr, flags);
- spin_unlock_irqrestore(&ha->hardware_lock, flags);
- status = qla2x00_eh_wait_on_command(cmd);
- spin_lock_irqsave(&ha->hardware_lock, flags);
+ if (!found)
+ break;
}
- spin_unlock_irqrestore(&ha->hardware_lock, flags);
+
+ if (wait_iter == -1)
+ status = QLA_FUNCTION_FAILED;
return status;
}
+int
+qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t,
+ uint64_t l, enum nexus_wait_type type)
+{
+ struct qla_qpair *qpair;
+ struct qla_hw_data *ha = vha->hw;
+ int i, status = QLA_SUCCESS;
+
+ status = __qla2x00_eh_wait_for_pending_commands(ha->base_qpair, t, l,
+ type);
+ for (i = 0; status == QLA_SUCCESS && i < ha->max_qpairs; i++) {
+ qpair = ha->queue_pair_map[i];
+ if (!qpair)
+ continue;
+ status = __qla2x00_eh_wait_for_pending_commands(qpair, t, l,
+ type);
+ }
+ return status;
+}
+
static char *reset_errors[] = {
"HBA not online",
"HBA not ready",
@@ -1410,7 +1458,7 @@ qla2xxx_eh_device_reset(struct scsi_cmnd *cmd)
return err;
if (fcport->deleted)
- return SUCCESS;
+ return FAILED;
ql_log(ql_log_info, vha, 0x8009,
"DEVICE RESET ISSUED nexus=%ld:%d:%llu cmd=%p.\n", vha->host_no,
@@ -1430,8 +1478,9 @@ qla2xxx_eh_device_reset(struct scsi_cmnd *cmd)
goto eh_reset_failed;
}
err = 3;
- if (qla2x00_eh_wait_for_pending_commands(vha, sdev->id,
- sdev->lun, WAIT_LUN) != QLA_SUCCESS) {
+ if (qla2x00_eh_wait_for_pending_commands(vha, fcport->d_id.b24,
+ cmd->device->lun,
+ WAIT_LUN) != QLA_SUCCESS) {
ql_log(ql_log_warn, vha, 0x800d,
"wait for pending cmds failed for cmd=%p.\n", cmd);
goto eh_reset_failed;
@@ -1478,7 +1527,7 @@ qla2xxx_eh_target_reset(struct scsi_cmnd *cmd)
return err;
if (fcport->deleted)
- return SUCCESS;
+ return FAILED;
ql_log(ql_log_info, vha, 0x8009,
"TARGET RESET ISSUED nexus=%ld:%d cmd=%p.\n", vha->host_no,
@@ -1497,8 +1546,8 @@ qla2xxx_eh_target_reset(struct scsi_cmnd *cmd)
goto eh_reset_failed;
}
err = 3;
- if (qla2x00_eh_wait_for_pending_commands(vha, sdev->id,
- 0, WAIT_TARGET) != QLA_SUCCESS) {
+ if (qla2x00_eh_wait_for_pending_commands(vha, fcport->d_id.b24, 0,
+ WAIT_TARGET) != QLA_SUCCESS) {
ql_log(ql_log_warn, vha, 0x800d,
"wait for pending cmds failed for cmd=%p.\n", cmd);
goto eh_reset_failed;
@@ -1757,8 +1806,8 @@ static void qla2x00_abort_srb(struct qla_qpair *qp, srb_t *sp, const int res,
rval = ha->isp_ops->abort_command(sp);
/* Wait for command completion. */
ret_cmd = false;
- ratov_j = ha->r_a_tov/10 * 4 * 1000;
- ratov_j = msecs_to_jiffies(ratov_j);
+ ratov_j = ha->r_a_tov / 10 * 4;
+ ratov_j = secs_to_jiffies(ratov_j);
switch (rval) {
case QLA_SUCCESS:
if (wait_for_completion_timeout(&comp, ratov_j)) {
@@ -1775,8 +1824,16 @@ static void qla2x00_abort_srb(struct qla_qpair *qp, srb_t *sp, const int res,
}
spin_lock_irqsave(qp->qp_lock_ptr, *flags);
- if (ret_cmd && blk_mq_request_started(scsi_cmd_to_rq(cmd)))
- sp->done(sp, res);
+ switch (sp->type) {
+ case SRB_SCSI_CMD:
+ if (ret_cmd && blk_mq_request_started(scsi_cmd_to_rq(cmd)))
+ sp->done(sp, res);
+ break;
+ default:
+ if (ret_cmd)
+ sp->done(sp, res);
+ break;
+ }
} else {
sp->done(sp, res);
}
@@ -1818,10 +1875,26 @@ __qla2x00_abort_all_cmds(struct qla_qpair *qp, int res)
continue;
}
cmd = (struct qla_tgt_cmd *)sp;
- cmd->aborted = 1;
+
+ if (cmd->sg_mapped)
+ qlt_unmap_sg(vha, cmd);
+
+ if (cmd->state == QLA_TGT_STATE_NEED_DATA) {
+ cmd->aborted = 1;
+ cmd->write_data_transferred = 0;
+ cmd->state = QLA_TGT_STATE_DATA_IN;
+ ha->tgt.tgt_ops->handle_data(cmd);
+ } else {
+ ha->tgt.tgt_ops->free_cmd(cmd);
+ }
break;
case TYPE_TGT_TMCMD:
- /* Skip task management functions. */
+ /*
+ * Currently, only ABTS response gets on the
+ * outstanding_cmds[]
+ */
+ qlt_free_ul_mcmd(ha,
+ (struct qla_tgt_mgmt_cmd *) sp);
break;
default:
break;
@@ -1858,7 +1931,7 @@ qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res)
}
static int
-qla2xxx_slave_alloc(struct scsi_device *sdev)
+qla2xxx_sdev_init(struct scsi_device *sdev)
{
struct fc_rport *rport = starget_to_rport(scsi_target(sdev));
@@ -1871,20 +1944,17 @@ qla2xxx_slave_alloc(struct scsi_device *sdev)
}
static int
-qla2xxx_slave_configure(struct scsi_device *sdev)
+qla2xxx_sdev_configure(struct scsi_device *sdev, struct queue_limits *lim)
{
scsi_qla_host_t *vha = shost_priv(sdev->host);
struct req_que *req = vha->req;
- if (IS_T10_PI_CAPABLE(vha->hw))
- blk_queue_update_dma_alignment(sdev->request_queue, 0x7);
-
scsi_change_queue_depth(sdev, req->max_q_depth);
return 0;
}
static void
-qla2xxx_slave_destroy(struct scsi_device *sdev)
+qla2xxx_sdev_destroy(struct scsi_device *sdev)
{
sdev->hostdata = NULL;
}
@@ -2805,6 +2875,27 @@ static void qla2x00_iocb_work_fn(struct work_struct *work)
spin_unlock_irqrestore(&vha->work_lock, flags);
}
+static void
+qla_trace_init(void)
+{
+ qla_trc_array = trace_array_get_by_name("qla2xxx", NULL);
+ if (!qla_trc_array) {
+ ql_log(ql_log_fatal, NULL, 0x0001,
+ "Unable to create qla2xxx trace instance, instance logging will be disabled.\n");
+ return;
+ }
+
+ QLA_TRACE_ENABLE(qla_trc_array);
+}
+
+static void
+qla_trace_uninit(void)
+{
+ if (!qla_trc_array)
+ return;
+ trace_array_put(qla_trc_array);
+}
+
/*
* PCI driver interface
*/
@@ -2866,9 +2957,6 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
ql2xallocfwdump = 0;
}
- /* This may fail but that's ok */
- pci_enable_pcie_error_reporting(pdev);
-
ha = kzalloc(sizeof(struct qla_hw_data), GFP_KERNEL);
if (!ha) {
ql_log_pci(ql_log_fatal, pdev, 0x0009,
@@ -2919,9 +3007,10 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
ha->max_exchg = FW_MAX_EXCHANGES_CNT;
atomic_set(&ha->num_pend_mbx_stage1, 0);
atomic_set(&ha->num_pend_mbx_stage2, 0);
- atomic_set(&ha->num_pend_mbx_stage3, 0);
atomic_set(&ha->zio_threshold, DEFAULT_ZIO_THRESHOLD);
ha->last_zio_threshold = DEFAULT_ZIO_THRESHOLD;
+ INIT_LIST_HEAD(&ha->tmf_pending);
+ INIT_LIST_HEAD(&ha->tmf_active);
/* Assign ISP specific operations. */
if (IS_QLA2100(ha)) {
@@ -3198,6 +3287,13 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
host->max_id = ha->max_fibre_devices;
host->cmd_per_lun = 3;
host->unique_id = host->host_no;
+
+ if (ql2xenabledif && ql2xenabledif != 2) {
+ ql_log(ql_log_warn, base_vha, 0x302d,
+ "Invalid value for ql2xenabledif, resetting it to default (2)\n");
+ ql2xenabledif = 2;
+ }
+
if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif)
host->max_cmd_len = 32;
else
@@ -3220,7 +3316,6 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
host->max_cmd_len, host->max_channel, host->max_lun,
host->transportt, sht->vendor_id);
- INIT_WORK(&base_vha->iocb_work, qla2x00_iocb_work_fn);
INIT_WORK(&ha->heartbeat_work, qla_heartbeat_work_fn);
/* Set up the irqs */
@@ -3312,7 +3407,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
"req->req_q_in=%p req->req_q_out=%p rsp->rsp_q_in=%p rsp->rsp_q_out=%p.\n",
req->req_q_in, req->req_q_out, rsp->rsp_q_in, rsp->rsp_q_out);
- ha->wq = alloc_workqueue("qla2xxx_wq", WQ_MEM_RECLAIM, 0);
+ ha->wq = alloc_workqueue("qla2xxx_wq", WQ_MEM_RECLAIM | WQ_PERCPU, 0);
if (unlikely(!ha->wq)) {
ret = -ENOMEM;
goto probe_failed;
@@ -3359,13 +3454,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
ha->mqenable = 0;
if (ha->mqenable) {
- bool startit = false;
-
- if (QLA_TGT_MODE_ENABLED())
- startit = false;
-
- if (ql2x_ini_mode == QLA2XXX_INI_MODE_ENABLED)
- startit = true;
+ bool startit = !!(host->active_mode & MODE_INITIATOR);
/* Create start of day qpairs for Block MQ */
for (i = 0; i < ha->max_qpairs; i++)
@@ -3403,11 +3492,13 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
if (IS_QLA8031(ha) || IS_MCTP_CAPABLE(ha)) {
sprintf(wq_name, "qla2xxx_%lu_dpc_lp_wq", base_vha->host_no);
- ha->dpc_lp_wq = create_singlethread_workqueue(wq_name);
+ ha->dpc_lp_wq =
+ alloc_ordered_workqueue("%s", WQ_MEM_RECLAIM, wq_name);
INIT_WORK(&ha->idc_aen, qla83xx_service_idc_aen);
sprintf(wq_name, "qla2xxx_%lu_dpc_hp_wq", base_vha->host_no);
- ha->dpc_hp_wq = create_singlethread_workqueue(wq_name);
+ ha->dpc_hp_wq =
+ alloc_ordered_workqueue("%s", WQ_MEM_RECLAIM, wq_name);
INIT_WORK(&ha->nic_core_reset, qla83xx_nic_core_reset_work);
INIT_WORK(&ha->idc_state_handler,
qla83xx_idc_state_handler_work);
@@ -3435,8 +3526,6 @@ skip_dpc:
base_vha->flags.difdix_supported = 1;
ql_dbg(ql_dbg_init, base_vha, 0x00f1,
"Registering for DIF/DIX type 1 and 3 protection.\n");
- if (ql2xenabledif == 1)
- prot = SHOST_DIX_TYPE0_PROTECTION;
if (ql2xprotmask)
scsi_host_set_prot(host, ql2xprotmask);
else
@@ -3471,6 +3560,9 @@ skip_dpc:
QLA_SG_ALL : 128;
}
+ if (IS_T10_PI_CAPABLE(base_vha->hw))
+ host->dma_alignment = 0x7;
+
ret = scsi_add_host(host, &pdev->dev);
if (ret)
goto probe_failed;
@@ -3486,7 +3578,7 @@ skip_dpc:
qla_dual_mode_enabled(base_vha))
scsi_scan_host(host);
else
- ql_dbg(ql_dbg_init, base_vha, 0x0122,
+ ql_log(ql_log_info, base_vha, 0x0122,
"skipping scsi_scan_host() for non-initiator port\n");
qla2x00_alloc_sysfs_attr(base_vha);
@@ -3526,6 +3618,7 @@ skip_dpc:
probe_failed:
qla_enode_stop(base_vha);
qla_edb_stop(base_vha);
+ vfree(base_vha->scan.l);
if (base_vha->gnl.l) {
dma_free_coherent(&ha->pdev->dev, base_vha->gnl.size,
base_vha->gnl.l, base_vha->gnl.ldma);
@@ -3748,8 +3841,7 @@ qla2x00_unmap_iobases(struct qla_hw_data *ha)
if (ha->mqiobase)
iounmap(ha->mqiobase);
- if ((IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) &&
- ha->msixbase)
+ if (ha->msixbase)
iounmap(ha->msixbase);
}
}
@@ -3877,8 +3969,6 @@ qla2x00_remove_one(struct pci_dev *pdev)
pci_release_selected_regions(ha->pdev, ha->bars);
kfree(ha);
- pci_disable_pcie_error_reporting(pdev);
-
pci_disable_device(pdev);
}
@@ -3891,6 +3981,8 @@ qla24xx_free_purex_list(struct purex_list *list)
spin_lock_irqsave(&list->lock, flags);
list_for_each_entry_safe(item, next, &list->head, list) {
list_del(&item->list);
+ if (item == &item->vha->default_item)
+ continue;
kfree(item);
}
spin_unlock_irqrestore(&list->lock, flags);
@@ -3922,7 +4014,6 @@ qla2x00_free_device(scsi_qla_host_t *vha)
/* Flush the work queue and remove it */
if (ha->wq) {
- flush_workqueue(ha->wq);
destroy_workqueue(ha->wq);
ha->wq = NULL;
}
@@ -4012,7 +4103,8 @@ qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha)
"Mark all dev lost\n");
list_for_each_entry(fcport, &vha->vp_fcports, list) {
- if (fcport->loop_id != FC_NO_LOOP_ID &&
+ if (ql2xfc2target &&
+ fcport->loop_id != FC_NO_LOOP_ID &&
(fcport->flags & FCF_FCP2_DEVICE) &&
fcport->port_type == FCT_TARGET &&
!qla2x00_reset_active(vha)) {
@@ -4055,10 +4147,16 @@ qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len,
char name[16];
int rc;
+ if (QLA_TGT_MODE_ENABLED() || EDIF_CAP(ha)) {
+ ha->vp_map = kcalloc(MAX_MULTI_ID_FABRIC, sizeof(struct qla_vp_map), GFP_KERNEL);
+ if (!ha->vp_map)
+ goto fail;
+ }
+
ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size,
&ha->init_cb_dma, GFP_KERNEL);
if (!ha->init_cb)
- goto fail;
+ goto fail_free_vp_map;
rc = btree_init32(&ha->host_map);
if (rc)
@@ -4307,7 +4405,6 @@ qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len,
"sf_init_cb=%p.\n", ha->sf_init_cb);
}
- INIT_LIST_HEAD(&ha->gbl_dsd_list);
/* Get consistent memory allocated for Async Port-Database. */
if (!IS_FWI2_CAPABLE(ha)) {
@@ -4362,8 +4459,9 @@ qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len,
ha->elsrej.size = sizeof(struct fc_els_ls_rjt) + 16;
ha->elsrej.c = dma_alloc_coherent(&ha->pdev->dev,
- ha->elsrej.size, &ha->elsrej.cdma, GFP_KERNEL);
-
+ ha->elsrej.size,
+ &ha->elsrej.cdma,
+ GFP_KERNEL);
if (!ha->elsrej.c) {
ql_dbg_pci(ql_dbg_init, ha->pdev, 0xffff,
"Alloc failed for els reject cmd.\n");
@@ -4372,8 +4470,21 @@ qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len,
ha->elsrej.c->er_cmd = ELS_LS_RJT;
ha->elsrej.c->er_reason = ELS_RJT_LOGIC;
ha->elsrej.c->er_explan = ELS_EXPL_UNAB_DATA;
+
+ ha->lsrjt.size = sizeof(struct fcnvme_ls_rjt);
+ ha->lsrjt.c = dma_alloc_coherent(&ha->pdev->dev, ha->lsrjt.size,
+ &ha->lsrjt.cdma, GFP_KERNEL);
+ if (!ha->lsrjt.c) {
+ ql_dbg_pci(ql_dbg_init, ha->pdev, 0xffff,
+ "Alloc failed for nvme fc reject cmd.\n");
+ goto fail_lsrjt;
+ }
+
return 0;
+fail_lsrjt:
+ dma_free_coherent(&ha->pdev->dev, ha->elsrej.size,
+ ha->elsrej.c, ha->elsrej.cdma);
fail_elsrej:
dma_pool_destroy(ha->purex_dma_pool);
fail_flt:
@@ -4477,6 +4588,9 @@ fail_free_init_cb:
ha->init_cb_dma);
ha->init_cb = NULL;
ha->init_cb_dma = 0;
+fail_free_vp_map:
+ kfree(ha->vp_map);
+ ha->vp_map = NULL;
fail:
ql_log(ql_log_fatal, NULL, 0x0030,
"Memory allocation failure.\n");
@@ -4563,7 +4677,7 @@ static void
qla2x00_number_of_exch(scsi_qla_host_t *vha, u32 *ret_cnt, u16 max_cnt)
{
u32 temp;
- struct init_cb_81xx *icb = (struct init_cb_81xx *)&vha->hw->init_cb;
+ struct init_cb_81xx *icb = (struct init_cb_81xx *)vha->hw->init_cb;
*ret_cnt = FW_DEF_EXCHANGES_CNT;
if (max_cnt > vha->hw->max_exchg)
@@ -4837,18 +4951,16 @@ qla2x00_mem_free(struct qla_hw_data *ha)
ha->gid_list = NULL;
ha->gid_list_dma = 0;
- if (IS_QLA82XX(ha)) {
- if (!list_empty(&ha->gbl_dsd_list)) {
- struct dsd_dma *dsd_ptr, *tdsd_ptr;
-
- /* clean up allocated prev pool */
- list_for_each_entry_safe(dsd_ptr,
- tdsd_ptr, &ha->gbl_dsd_list, list) {
- dma_pool_free(ha->dl_dma_pool,
- dsd_ptr->dsd_addr, dsd_ptr->dsd_list_dma);
- list_del(&dsd_ptr->list);
- kfree(dsd_ptr);
- }
+ if (ha->base_qpair && !list_empty(&ha->base_qpair->dsd_list)) {
+ struct dsd_dma *dsd_ptr, *tdsd_ptr;
+
+ /* clean up allocated prev pool */
+ list_for_each_entry_safe(dsd_ptr, tdsd_ptr,
+ &ha->base_qpair->dsd_list, list) {
+ dma_pool_free(ha->dl_dma_pool, dsd_ptr->dsd_addr,
+ dsd_ptr->dsd_list_dma);
+ list_del(&dsd_ptr->list);
+ kfree(dsd_ptr);
}
}
@@ -4903,6 +5015,12 @@ qla2x00_mem_free(struct qla_hw_data *ha)
ha->elsrej.c = NULL;
}
+ if (ha->lsrjt.c) {
+ dma_free_coherent(&ha->pdev->dev, ha->lsrjt.size, ha->lsrjt.c,
+ ha->lsrjt.cdma);
+ ha->lsrjt.c = NULL;
+ }
+
ha->init_cb = NULL;
ha->init_cb_dma = 0;
@@ -4918,10 +5036,13 @@ qla2x00_mem_free(struct qla_hw_data *ha)
ha->sf_init_cb = NULL;
ha->sf_init_cb_dma = 0;
ha->loop_id_map = NULL;
+
+ kfree(ha->vp_map);
+ ha->vp_map = NULL;
}
-struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht,
- struct qla_hw_data *ha)
+struct scsi_qla_host *qla2x00_create_host(const struct scsi_host_template *sht,
+ struct qla_hw_data *ha)
{
struct Scsi_Host *host;
struct scsi_qla_host *vha = NULL;
@@ -4949,12 +5070,10 @@ struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht,
INIT_LIST_HEAD(&vha->work_list);
INIT_LIST_HEAD(&vha->list);
INIT_LIST_HEAD(&vha->qla_cmd_list);
- INIT_LIST_HEAD(&vha->qla_sess_op_cmd_list);
INIT_LIST_HEAD(&vha->logo_list);
INIT_LIST_HEAD(&vha->plogi_ack_list);
INIT_LIST_HEAD(&vha->qp_list);
INIT_LIST_HEAD(&vha->gnl.fcports);
- INIT_LIST_HEAD(&vha->gpnid_list);
INIT_WORK(&vha->iocb_work, qla2x00_iocb_work_fn);
INIT_LIST_HEAD(&vha->purex_list.head);
@@ -4993,7 +5112,8 @@ struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht,
}
INIT_DELAYED_WORK(&vha->scan.scan_work, qla_scan_work_fn);
- sprintf(vha->host_str, "%s_%lu", QLA2XXX_DRIVER_NAME, vha->host_no);
+ snprintf(vha->host_str, sizeof(vha->host_str), "%s_%lu",
+ QLA2XXX_DRIVER_NAME, vha->host_no);
ql_dbg(ql_dbg_init, vha, 0x0041,
"Allocated the host=%p hw=%p vha=%p dev_name=%s",
vha->host, vha->hw, vha,
@@ -5006,13 +5126,11 @@ struct qla_work_evt *
qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type)
{
struct qla_work_evt *e;
- uint8_t bail;
if (test_bit(UNLOADING, &vha->dpc_flags))
return NULL;
- QLA_VHA_MARK_BUSY(vha, bail);
- if (bail)
+ if (qla_vha_mark_busy(vha))
return NULL;
e = kzalloc(sizeof(struct qla_work_evt), GFP_ATOMIC);
@@ -5166,7 +5284,7 @@ void qla24xx_sched_upd_fcport(fc_port_t *fcport)
qla2x00_set_fcport_disc_state(fcport, DSC_UPD_FCPORT);
spin_unlock_irqrestore(&fcport->vha->work_lock, flags);
- queue_work(system_unbound_wq, &fcport->reg_work);
+ queue_work(system_dfl_wq, &fcport->reg_work);
}
static
@@ -5401,9 +5519,6 @@ qla2x00_do_work(struct scsi_qla_host *vha)
case QLA_EVT_AENFX:
qlafx00_process_aen(vha, e);
break;
- case QLA_EVT_GPNID:
- qla24xx_async_gpnid(vha, &e->u.gpnid.id);
- break;
case QLA_EVT_UNMAP:
qla24xx_sp_unmap(vha, e->u.iosb.sp);
break;
@@ -5436,18 +5551,11 @@ qla2x00_do_work(struct scsi_qla_host *vha)
qla2x00_async_prlo_done(vha, e->u.logio.fcport,
e->u.logio.data);
break;
- case QLA_EVT_GPNFT:
- qla24xx_async_gpnft(vha, e->u.gpnft.fc4_type,
- e->u.gpnft.sp);
- break;
- case QLA_EVT_GPNFT_DONE:
- qla24xx_async_gpnft_done(vha, e->u.iosb.sp);
+ case QLA_EVT_SCAN_CMD:
+ qla_fab_async_scan(vha, e->u.iosb.sp);
break;
- case QLA_EVT_GNNFT_DONE:
- qla24xx_async_gnnft_done(vha, e->u.iosb.sp);
- break;
- case QLA_EVT_GNNID:
- qla24xx_async_gnnid(vha, e->u.fcport.fcport);
+ case QLA_EVT_SCAN_FINISH:
+ qla_fab_scan_finish(vha, e->u.iosb.sp);
break;
case QLA_EVT_GFPNID:
qla24xx_async_gfpnid(vha, e->u.fcport.fcport);
@@ -5460,10 +5568,10 @@ qla2x00_do_work(struct scsi_qla_host *vha)
break;
case QLA_EVT_ELS_PLOGI:
qla24xx_els_dcmd2_iocb(vha, ELS_DCMD_PLOGI,
- e->u.fcport.fcport, false);
+ e->u.fcport.fcport);
break;
case QLA_EVT_SA_REPLACE:
- qla24xx_issue_sa_replace_iocb(vha, e);
+ rc = qla24xx_issue_sa_replace_iocb(vha, e);
break;
}
@@ -5527,6 +5635,11 @@ void qla2x00_relogin(struct scsi_qla_host *vha)
ea.fcport = fcport;
qla24xx_handle_relogin_event(vha, &ea);
} else if (vha->hw->current_topology ==
+ ISP_CFG_NL &&
+ IS_QLA2XXX_MIDTYPE(vha->hw)) {
+ (void)qla24xx_fcport_handle_login(vha,
+ fcport);
+ } else if (vha->hw->current_topology ==
ISP_CFG_NL) {
fcport->login_retry--;
status =
@@ -6746,7 +6859,6 @@ qla2x00_disable_board_on_pci_error(struct work_struct *work)
qla2x00_unmap_iobases(ha);
pci_release_selected_regions(ha->pdev, ha->bars);
- pci_disable_pcie_error_reporting(pdev);
pci_disable_device(pdev);
/*
@@ -6781,12 +6893,15 @@ qla2x00_do_dpc(void *data)
set_user_nice(current, MIN_NICE);
set_current_state(TASK_INTERRUPTIBLE);
- while (!kthread_should_stop()) {
+ while (1) {
ql_dbg(ql_dbg_dpc, base_vha, 0x4000,
"DPC handler sleeping.\n");
schedule();
+ if (kthread_should_stop())
+ break;
+
if (test_and_clear_bit(DO_EEH_RECOVERY, &base_vha->dpc_flags))
qla_pci_set_eeh_busy(base_vha);
@@ -6799,15 +6914,16 @@ qla2x00_do_dpc(void *data)
goto end_loop;
}
+ if (test_bit(UNLOADING, &base_vha->dpc_flags))
+ /* don't do any work. Wait to be terminated by kthread_stop */
+ goto end_loop;
+
ha->dpc_active = 1;
ql_dbg(ql_dbg_dpc + ql_dbg_verbose, base_vha, 0x4001,
"DPC handler waking up, dpc_flags=0x%lx.\n",
base_vha->dpc_flags);
- if (test_bit(UNLOADING, &base_vha->dpc_flags))
- break;
-
if (IS_P3P_TYPE(ha)) {
if (IS_QLA8044(ha)) {
if (test_and_clear_bit(ISP_UNRECOVERABLE,
@@ -6960,11 +7076,6 @@ qla2x00_do_dpc(void *data)
}
}
- if (test_and_clear_bit(FCPORT_UPDATE_NEEDED,
- &base_vha->dpc_flags)) {
- qla2x00_update_fcports(base_vha);
- }
-
if (IS_QLAFX00(ha))
goto loop_resync_check;
@@ -7029,9 +7140,12 @@ qla2x00_do_dpc(void *data)
}
}
loop_resync_check:
- if (test_and_clear_bit(LOOP_RESYNC_NEEDED,
+ if (!qla2x00_reset_active(base_vha) &&
+ test_and_clear_bit(LOOP_RESYNC_NEEDED,
&base_vha->dpc_flags)) {
-
+ /*
+ * Allow abort_isp to complete before moving on to scanning.
+ */
ql_dbg(ql_dbg_dpc, base_vha, 0x400f,
"Loop resync scheduled.\n");
@@ -7122,9 +7236,6 @@ end_loop:
*/
ha->dpc_active = 0;
- /* Cleanup any residual CTX SRBs. */
- qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
-
return 0;
}
@@ -7137,6 +7248,7 @@ qla2xxx_wake_dpc(struct scsi_qla_host *vha)
if (!test_bit(UNLOADING, &vha->dpc_flags) && t)
wake_up_process(t);
}
+EXPORT_SYMBOL(qla2xxx_wake_dpc);
/*
* qla2x00_rst_aen
@@ -7199,7 +7311,7 @@ skip:
return do_heartbeat;
}
-static void qla_heart_beat(struct scsi_qla_host *vha)
+static void qla_heart_beat(struct scsi_qla_host *vha, u16 dpc_started)
{
struct qla_hw_data *ha = vha->hw;
@@ -7209,8 +7321,57 @@ static void qla_heart_beat(struct scsi_qla_host *vha)
if (vha->hw->flags.eeh_busy || qla2x00_chip_is_down(vha))
return;
- if (qla_do_heartbeat(vha))
+ /*
+ * dpc thread cannot run if heartbeat is running at the same time.
+ * We also do not want to starve heartbeat task. Therefore, do
+ * heartbeat task at least once every 5 seconds.
+ */
+ if (dpc_started &&
+ time_before(jiffies, ha->last_heartbeat_run_jiffies + 5 * HZ))
+ return;
+
+ if (qla_do_heartbeat(vha)) {
+ ha->last_heartbeat_run_jiffies = jiffies;
queue_work(ha->wq, &ha->heartbeat_work);
+ }
+}
+
+static void qla_wind_down_chip(scsi_qla_host_t *vha)
+{
+ struct qla_hw_data *ha = vha->hw;
+
+ if (!ha->flags.eeh_busy)
+ return;
+ if (ha->pci_error_state)
+ /* system is trying to recover */
+ return;
+
+ /*
+ * Current system is not handling PCIE error. At this point, this is
+ * best effort to wind down the adapter.
+ */
+ if (time_after_eq(jiffies, ha->eeh_jif + ql2xdelay_before_pci_error_handling * HZ) &&
+ !ha->flags.eeh_flush) {
+ ql_log(ql_log_info, vha, 0x9009,
+ "PCI Error detected, attempting to reset hardware.\n");
+
+ ha->isp_ops->reset_chip(vha);
+ ha->isp_ops->disable_intrs(ha);
+
+ ha->flags.eeh_flush = EEH_FLUSH_RDY;
+ ha->eeh_jif = jiffies;
+
+ } else if (ha->flags.eeh_flush == EEH_FLUSH_RDY &&
+ time_after_eq(jiffies, ha->eeh_jif + 5 * HZ)) {
+ pci_clear_master(ha->pdev);
+
+ /* flush all command */
+ qla2x00_abort_isp_cleanup(vha);
+ ha->flags.eeh_flush = EEH_FLUSH_DONE;
+
+ ql_log(ql_log_info, vha, 0x900a,
+ "PCI Error handling complete, all IOs aborted.\n");
+ }
}
/**************************************************************************
@@ -7224,7 +7385,7 @@ static void qla_heart_beat(struct scsi_qla_host *vha)
void
qla2x00_timer(struct timer_list *t)
{
- scsi_qla_host_t *vha = from_timer(vha, t, timer);
+ scsi_qla_host_t *vha = timer_container_of(vha, t, timer);
unsigned long cpu_flags = 0;
int start_dpc = 0;
int index;
@@ -7236,6 +7397,8 @@ qla2x00_timer(struct timer_list *t)
fc_port_t *fcport = NULL;
if (ha->flags.eeh_busy) {
+ qla_wind_down_chip(vha);
+
ql_dbg(ql_dbg_timer, vha, 0x6000,
"EEH = %d, restarting timer.\n",
ha->flags.eeh_busy);
@@ -7331,7 +7494,7 @@ qla2x00_timer(struct timer_list *t)
/* if the loop has been down for 4 minutes, reinit adapter */
if (atomic_dec_and_test(&vha->loop_down_timer) != 0) {
- if (!(vha->device_flags & DFLG_NO_CABLE)) {
+ if (!(vha->device_flags & DFLG_NO_CABLE) && !vha->vp_idx) {
ql_log(ql_log_warn, vha, 0x6009,
"Loop down - aborting ISP.\n");
@@ -7400,11 +7563,13 @@ qla2x00_timer(struct timer_list *t)
set_bit(SET_ZIO_THRESHOLD_NEEDED, &vha->dpc_flags);
start_dpc++;
}
+ qla_adjust_buf(vha);
+ /* borrowing w to signify dpc will run */
+ w = 0;
/* Schedule the DPC routine if needed */
if ((test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) ||
- test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags) ||
start_dpc ||
test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) ||
test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags) ||
@@ -7415,13 +7580,10 @@ qla2x00_timer(struct timer_list *t)
test_bit(PROCESS_PUREX_IOCB, &vha->dpc_flags))) {
ql_dbg(ql_dbg_timer, vha, 0x600b,
"isp_abort_needed=%d loop_resync_needed=%d "
- "fcport_update_needed=%d start_dpc=%d "
- "reset_marker_needed=%d",
+ "start_dpc=%d reset_marker_needed=%d",
test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags),
test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags),
- test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags),
- start_dpc,
- test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags));
+ start_dpc, test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags));
ql_dbg(ql_dbg_timer, vha, 0x600c,
"beacon_blink_needed=%d isp_unrecoverable=%d "
"fcoe_ctx_reset_needed=%d vp_dpc_needed=%d "
@@ -7433,9 +7595,10 @@ qla2x00_timer(struct timer_list *t)
test_bit(RELOGIN_NEEDED, &vha->dpc_flags),
test_bit(PROCESS_PUREX_IOCB, &vha->dpc_flags));
qla2xxx_wake_dpc(vha);
+ w = 1;
}
- qla_heart_beat(vha);
+ qla_heart_beat(vha, w);
qla2x00_restart_timer(vha, WATCH_INTERVAL);
}
@@ -7633,7 +7796,7 @@ qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
switch (state) {
case pci_channel_io_normal:
- ha->flags.eeh_busy = 0;
+ qla_pci_set_eeh_busy(vha);
if (ql2xmqsupport || ql2xnvmeenable) {
set_bit(QPAIR_ONLINE_CHECK_NEEDED, &vha->dpc_flags);
qla2xxx_wake_dpc(vha);
@@ -7674,9 +7837,16 @@ qla2xxx_pci_mmio_enabled(struct pci_dev *pdev)
"mmio enabled\n");
ha->pci_error_state = QLA_PCI_MMIO_ENABLED;
+
if (IS_QLA82XX(ha))
return PCI_ERS_RESULT_RECOVERED;
+ if (qla2x00_isp_reg_stat(ha)) {
+ ql_log(ql_log_info, base_vha, 0x803f,
+ "During mmio enabled, PCI/Register disconnect still detected.\n");
+ goto out;
+ }
+
spin_lock_irqsave(&ha->hardware_lock, flags);
if (IS_QLA2100(ha) || IS_QLA2200(ha)){
stat = rd_reg_word(&reg->hccr);
@@ -7698,6 +7868,7 @@ qla2xxx_pci_mmio_enabled(struct pci_dev *pdev)
"RISC paused -- mmio_enabled, Dumping firmware.\n");
qla2xxx_dump_fw(base_vha);
}
+out:
/* set PCI_ERS_RESULT_NEED_RESET to trigger call to qla2xxx_pci_slot_reset */
ql_dbg(ql_dbg_aer, base_vha, 0x600d,
"mmio enabled returning.\n");
@@ -7717,19 +7888,9 @@ qla2xxx_pci_slot_reset(struct pci_dev *pdev)
"Slot Reset.\n");
ha->pci_error_state = QLA_PCI_SLOT_RESET;
- /* Workaround: qla2xxx driver which access hardware earlier
- * needs error state to be pci_channel_io_online.
- * Otherwise mailbox command timesout.
- */
- pdev->error_state = pci_channel_io_normal;
pci_restore_state(pdev);
- /* pci_restore_state() clears the saved_state flag of the device
- * save restored state which resets saved_state flag
- */
- pci_save_state(pdev);
-
if (ha->mem_only)
rc = pci_enable_device_mem(pdev);
else
@@ -7805,6 +7966,9 @@ void qla_pci_set_eeh_busy(struct scsi_qla_host *vha)
spin_lock_irqsave(&base_vha->work_lock, flags);
if (!ha->flags.eeh_busy) {
+ ha->eeh_jif = jiffies;
+ ha->flags.eeh_flush = 0;
+
ha->flags.eeh_busy = 1;
do_cleanup = true;
}
@@ -7881,17 +8045,16 @@ qla_pci_reset_done(struct pci_dev *pdev)
clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
}
-static int qla2xxx_map_queues(struct Scsi_Host *shost)
+static void qla2xxx_map_queues(struct Scsi_Host *shost)
{
- int rc;
scsi_qla_host_t *vha = (scsi_qla_host_t *)shost->hostdata;
struct blk_mq_queue_map *qmap = &shost->tag_set.map[HCTX_TYPE_DEFAULT];
if (USER_CTRL_IRQ(vha->hw) || !vha->hw->mqiobase)
- rc = blk_mq_map_queues(qmap);
+ blk_mq_map_queues(qmap);
else
- rc = blk_mq_pci_map_queues(qmap, vha->hw->pdev, vha->irq_offset);
- return rc;
+ blk_mq_map_hw_queues(qmap, &vha->hw->pdev->dev,
+ vha->irq_offset);
}
struct scsi_host_template qla2xxx_driver_template = {
@@ -7907,10 +8070,10 @@ struct scsi_host_template qla2xxx_driver_template = {
.eh_bus_reset_handler = qla2xxx_eh_bus_reset,
.eh_host_reset_handler = qla2xxx_eh_host_reset,
- .slave_configure = qla2xxx_slave_configure,
+ .sdev_configure = qla2xxx_sdev_configure,
- .slave_alloc = qla2xxx_slave_alloc,
- .slave_destroy = qla2xxx_slave_destroy,
+ .sdev_init = qla2xxx_sdev_init,
+ .sdev_destroy = qla2xxx_sdev_destroy,
.scan_finished = qla2xxx_scan_finished,
.scan_start = qla2xxx_scan_start,
.change_queue_depth = scsi_change_queue_depth,
@@ -7936,7 +8099,7 @@ static const struct pci_error_handlers qla2xxx_err_handler = {
.reset_done = qla_pci_reset_done,
};
-static struct pci_device_id qla2xxx_pci_tbl[] = {
+static const struct pci_device_id qla2xxx_pci_tbl[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2100) },
{ PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2200) },
{ PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2300) },
@@ -7970,9 +8133,6 @@ MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl);
static struct pci_driver qla2xxx_pci_driver = {
.name = QLA2XXX_DRIVER_NAME,
- .driver = {
- .owner = THIS_MODULE,
- },
.id_table = qla2xxx_pci_tbl,
.probe = qla2x00_probe_one,
.remove = qla2x00_remove_one,
@@ -8078,6 +8238,8 @@ qla2x00_module_init(void)
BUILD_BUG_ON(sizeof(sw_info_t) != 32);
BUILD_BUG_ON(sizeof(target_id_t) != 2);
+ qla_trace_init();
+
/* Allocate cache for SRBs. */
srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0,
SLAB_HWCACHE_ALIGN, NULL);
@@ -8156,6 +8318,8 @@ qlt_exit:
destroy_cache:
kmem_cache_destroy(srb_cachep);
+
+ qla_trace_uninit();
return ret;
}
@@ -8174,6 +8338,7 @@ qla2x00_module_exit(void)
fc_release_transport(qla2xxx_transport_template);
qlt_exit();
kmem_cache_destroy(srb_cachep);
+ qla_trace_uninit();
}
module_init(qla2x00_module_init);
generated by cgit (git 2.34.1) at 2025-12-28 23:17:29 +0000