summaryrefslogtreecommitdiff
path: root/drivers/scsi
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_base.c79
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_fusion.c1
2 files changed, 55 insertions, 25 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index f21e48b2e956..3cf97a388e4a 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -898,6 +898,7 @@ megasas_issue_polled(struct megasas_instance *instance, struct megasas_cmd *cmd)
* megasas_issue_blocked_cmd - Synchronous wrapper around regular FW cmds
* @instance: Adapter soft state
* @cmd: Command to be issued
+ * @timeout: Timeout in seconds
*
* This function waits on an event for the command to be returned from ISR.
* Max wait time is MEGASAS_INTERNAL_CMD_WAIT_TIME secs
@@ -905,13 +906,20 @@ megasas_issue_polled(struct megasas_instance *instance, struct megasas_cmd *cmd)
*/
static int
megasas_issue_blocked_cmd(struct megasas_instance *instance,
- struct megasas_cmd *cmd)
+ struct megasas_cmd *cmd, int timeout)
{
+ int ret = 0;
cmd->cmd_status = ENODATA;
instance->instancet->issue_dcmd(instance, cmd);
-
- wait_event(instance->int_cmd_wait_q, cmd->cmd_status != ENODATA);
+ if (timeout) {
+ ret = wait_event_timeout(instance->int_cmd_wait_q,
+ cmd->cmd_status != ENODATA, timeout * HZ);
+ if (!ret)
+ return 1;
+ } else
+ wait_event(instance->int_cmd_wait_q,
+ cmd->cmd_status != ENODATA);
return 0;
}
@@ -920,18 +928,20 @@ megasas_issue_blocked_cmd(struct megasas_instance *instance,
* megasas_issue_blocked_abort_cmd - Aborts previously issued cmd
* @instance: Adapter soft state
* @cmd_to_abort: Previously issued cmd to be aborted
+ * @timeout: Timeout in seconds
*
- * MFI firmware can abort previously issued AEN command (automatic event
+ * MFI firmware can abort previously issued AEN comamnd (automatic event
* notification). The megasas_issue_blocked_abort_cmd() issues such abort
* cmd and waits for return status.
* Max wait time is MEGASAS_INTERNAL_CMD_WAIT_TIME secs
*/
static int
megasas_issue_blocked_abort_cmd(struct megasas_instance *instance,
- struct megasas_cmd *cmd_to_abort)
+ struct megasas_cmd *cmd_to_abort, int timeout)
{
struct megasas_cmd *cmd;
struct megasas_abort_frame *abort_fr;
+ int ret = 0;
cmd = megasas_get_cmd(instance);
@@ -957,10 +967,18 @@ megasas_issue_blocked_abort_cmd(struct megasas_instance *instance,
instance->instancet->issue_dcmd(instance, cmd);
- /*
- * Wait for this cmd to complete
- */
- wait_event(instance->abort_cmd_wait_q, cmd->cmd_status != 0xFF);
+ if (timeout) {
+ ret = wait_event_timeout(instance->abort_cmd_wait_q,
+ cmd->cmd_status != ENODATA, timeout * HZ);
+ if (!ret) {
+ dev_err(&instance->pdev->dev, "Command timedout"
+ "from %s\n", __func__);
+ return 1;
+ }
+ } else
+ wait_event(instance->abort_cmd_wait_q,
+ cmd->cmd_status != ENODATA);
+
cmd->sync_cmd = 0;
megasas_return_cmd(instance, cmd);
@@ -3936,16 +3954,19 @@ megasas_get_seq_num(struct megasas_instance *instance,
dcmd->sgl.sge32[0].phys_addr = cpu_to_le32(el_info_h);
dcmd->sgl.sge32[0].length = cpu_to_le32(sizeof(struct megasas_evt_log_info));
- megasas_issue_blocked_cmd(instance, cmd);
-
- /*
- * Copy the data back into callers buffer
- */
- eli->newest_seq_num = le32_to_cpu(el_info->newest_seq_num);
- eli->oldest_seq_num = le32_to_cpu(el_info->oldest_seq_num);
- eli->clear_seq_num = le32_to_cpu(el_info->clear_seq_num);
- eli->shutdown_seq_num = le32_to_cpu(el_info->shutdown_seq_num);
- eli->boot_seq_num = le32_to_cpu(el_info->boot_seq_num);
+ if (megasas_issue_blocked_cmd(instance, cmd, 30))
+ dev_err(&instance->pdev->dev, "Command timedout"
+ "from %s\n", __func__);
+ else {
+ /*
+ * Copy the data back into callers buffer
+ */
+ eli->newest_seq_num = le32_to_cpu(el_info->newest_seq_num);
+ eli->oldest_seq_num = le32_to_cpu(el_info->oldest_seq_num);
+ eli->clear_seq_num = le32_to_cpu(el_info->clear_seq_num);
+ eli->shutdown_seq_num = le32_to_cpu(el_info->shutdown_seq_num);
+ eli->boot_seq_num = le32_to_cpu(el_info->boot_seq_num);
+ }
pci_free_consistent(instance->pdev, sizeof(struct megasas_evt_log_info),
el_info, el_info_h);
@@ -4021,7 +4042,7 @@ megasas_register_aen(struct megasas_instance *instance, u32 seq_num,
instance->aen_cmd->abort_aen = 1;
ret_val = megasas_issue_blocked_abort_cmd(instance,
instance->
- aen_cmd);
+ aen_cmd, 30);
if (ret_val) {
printk(KERN_DEBUG "megasas: Failed to abort "
@@ -4525,7 +4546,9 @@ static void megasas_flush_cache(struct megasas_instance *instance)
dcmd->opcode = cpu_to_le32(MR_DCMD_CTRL_CACHE_FLUSH);
dcmd->mbox.b[0] = MR_FLUSH_CTRL_CACHE | MR_FLUSH_DISK_CACHE;
- megasas_issue_blocked_cmd(instance, cmd);
+ if (megasas_issue_blocked_cmd(instance, cmd, 30))
+ dev_err(&instance->pdev->dev, "Command timedout"
+ " from %s\n", __func__);
megasas_return_cmd(instance, cmd);
@@ -4552,10 +4575,11 @@ static void megasas_shutdown_controller(struct megasas_instance *instance,
return;
if (instance->aen_cmd)
- megasas_issue_blocked_abort_cmd(instance, instance->aen_cmd);
+ megasas_issue_blocked_abort_cmd(instance,
+ instance->aen_cmd, 30);
if (instance->map_update_cmd)
megasas_issue_blocked_abort_cmd(instance,
- instance->map_update_cmd);
+ instance->map_update_cmd, 30);
dcmd = &cmd->frame->dcmd;
memset(dcmd->mbox.b, 0, MFI_MBOX_SIZE);
@@ -4569,7 +4593,9 @@ static void megasas_shutdown_controller(struct megasas_instance *instance,
dcmd->data_xfer_len = 0;
dcmd->opcode = cpu_to_le32(opcode);
- megasas_issue_blocked_cmd(instance, cmd);
+ if (megasas_issue_blocked_cmd(instance, cmd, 30))
+ dev_err(&instance->pdev->dev, "Command timedout"
+ "from %s\n", __func__);
megasas_return_cmd(instance, cmd);
@@ -4796,6 +4822,9 @@ static void megasas_detach_one(struct pci_dev *pdev)
instance->ev = NULL;
}
+ /* cancel all wait events */
+ wake_up_all(&instance->int_cmd_wait_q);
+
tasklet_kill(&instance->isr_tasklet);
/*
@@ -5048,7 +5077,7 @@ megasas_mgmt_fw_ioctl(struct megasas_instance *instance,
* cmd to the SCSI mid-layer
*/
cmd->sync_cmd = 1;
- megasas_issue_blocked_cmd(instance, cmd);
+ megasas_issue_blocked_cmd(instance, cmd, 0);
cmd->sync_cmd = 0;
/*
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index 357c6c65970c..4544c27b6489 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -2472,6 +2472,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost)
printk(KERN_WARNING "megaraid_sas: Reset failed, killing "
"adapter.\n");
megaraid_sas_kill_hba(instance);
+ instance->adprecovery = MEGASAS_HW_CRITICAL_ERROR;
retval = FAILED;
} else {
clear_bit(MEGASAS_FUSION_IN_RESET, &instance->reset_flags);
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-16 08:33:59 +0000