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authorJohn Soni Jose <sony.john-n@emulex.com>2015-04-25 08:16:57 +0530
committerJames Bottomley <JBottomley@Odin.com>2015-05-25 08:46:31 -0700
commit3efde86222098a301168df5f72ab774511298bca (patch)
treeac0e5aeaf4cbec4762b618596c1302afb923135d /drivers/scsi/be2iscsi
parenta9555534d52a058a6cc4bff51b51a790b6943eeb (diff)
downloadlinux-3efde86222098a301168df5f72ab774511298bca.tar.bz2
be2iscsi : Fix the retry count for boot targets
Increment the retry count to get the boot target info when port async event is received by the driver. Update sysfs enteries with the boot target parameters. Signed-off-by: Minh Tran <minhduc.tran@emulex.com> Signed-off-by: John Soni Jose <sony.john-n@emulex.com> Signed-off-by: Jayamohan Kallickal <jayamohan.kallickal@emulex.com> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <JBottomley@Odin.com>
Diffstat (limited to 'drivers/scsi/be2iscsi')
-rw-r--r--drivers/scsi/be2iscsi/be_cmds.c4
-rw-r--r--drivers/scsi/be2iscsi/be_main.c23
-rw-r--r--drivers/scsi/be2iscsi/be_main.h4
3 files changed, 28 insertions, 3 deletions
diff --git a/drivers/scsi/be2iscsi/be_cmds.c b/drivers/scsi/be2iscsi/be_cmds.c
index 447cf7ce606e..185391a64d4b 100644
--- a/drivers/scsi/be2iscsi/be_cmds.c
+++ b/drivers/scsi/be2iscsi/be_cmds.c
@@ -452,6 +452,7 @@ void beiscsi_async_link_state_process(struct beiscsi_hba *phba,
((evt->port_link_status & ASYNC_EVENT_LOGICAL) &&
(evt->port_fault == BEISCSI_PHY_LINK_FAULT_NONE))) {
phba->state = BE_ADAPTER_LINK_UP | BE_ADAPTER_CHECK_BOOT;
+ phba->get_boot = BE_GET_BOOT_RETRIES;
beiscsi_log(phba, KERN_ERR,
BEISCSI_LOG_CONFIG | BEISCSI_LOG_INIT,
@@ -480,6 +481,7 @@ int beiscsi_process_mcc(struct beiscsi_hba *phba)
case ASYNC_EVENT_NEW_ISCSI_CONN:
case ASYNC_EVENT_NEW_TCP_CONN:
phba->state |= BE_ADAPTER_CHECK_BOOT;
+ phba->get_boot = BE_GET_BOOT_RETRIES;
beiscsi_log(phba, KERN_ERR,
BEISCSI_LOG_CONFIG |
BEISCSI_LOG_MBOX,
@@ -488,6 +490,8 @@ int beiscsi_process_mcc(struct beiscsi_hba *phba)
compl->flags);
break;
default:
+ phba->state |= BE_ADAPTER_CHECK_BOOT;
+ phba->get_boot = BE_GET_BOOT_RETRIES;
beiscsi_log(phba, KERN_ERR,
BEISCSI_LOG_CONFIG |
BEISCSI_LOG_MBOX,
diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
index 1f74760ce86c..a8c2cd63a062 100644
--- a/drivers/scsi/be2iscsi/be_main.c
+++ b/drivers/scsi/be2iscsi/be_main.c
@@ -2037,11 +2037,16 @@ static void beiscsi_process_mcc_isr(struct beiscsi_hba *phba)
/* Interpret compl as a async link evt */
beiscsi_async_link_state_process(phba,
(struct be_async_event_link_state *) mcc_compl);
- else
+ else {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_MBOX,
"BM_%d : Unsupported Async Event, flags"
" = 0x%08x\n",
mcc_compl->flags);
+ if (phba->state & BE_ADAPTER_LINK_UP) {
+ phba->state |= BE_ADAPTER_CHECK_BOOT;
+ phba->get_boot = BE_GET_BOOT_RETRIES;
+ }
+ }
} else if (mcc_compl->flags & CQE_FLAGS_COMPLETED_MASK) {
be_mcc_compl_process_isr(&phba->ctrl, mcc_compl);
atomic_dec(&phba->ctrl.mcc_obj.q.used);
@@ -4328,8 +4333,14 @@ static int beiscsi_get_boot_info(struct beiscsi_hba *phba)
beiscsi_log(phba, KERN_ERR,
BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
"BM_%d : No boot session\n");
+
+ if (ret == -ENXIO)
+ phba->get_boot = 0;
+
+
return ret;
}
+ phba->get_boot = 0;
nonemb_cmd.va = pci_zalloc_consistent(phba->ctrl.pdev,
sizeof(*session_resp),
&nonemb_cmd.dma);
@@ -5374,8 +5385,14 @@ beiscsi_hw_health_check(struct work_struct *work)
be_eqd_update(phba);
if (phba->state & BE_ADAPTER_CHECK_BOOT) {
- phba->state &= ~BE_ADAPTER_CHECK_BOOT;
- be_check_boot_session(phba);
+ if ((phba->get_boot > 0) && (!phba->boot_kset)) {
+ phba->get_boot--;
+ if (!(phba->get_boot % BE_GET_BOOT_TO))
+ be_check_boot_session(phba);
+ } else {
+ phba->state &= ~BE_ADAPTER_CHECK_BOOT;
+ phba->get_boot = 0;
+ }
}
beiscsi_ue_detect(phba);
diff --git a/drivers/scsi/be2iscsi/be_main.h b/drivers/scsi/be2iscsi/be_main.h
index e70ea26bbc2b..ce7c6632f7da 100644
--- a/drivers/scsi/be2iscsi/be_main.h
+++ b/drivers/scsi/be2iscsi/be_main.h
@@ -109,6 +109,9 @@
#define BEISCSI_CLEAN_UNLOAD 0x01
#define BEISCSI_EEH_UNLOAD 0x02
+
+#define BE_GET_BOOT_RETRIES 45
+#define BE_GET_BOOT_TO 20
/**
* hardware needs the async PDU buffers to be posted in multiples of 8
* So have atleast 8 of them by default
@@ -413,6 +416,7 @@ struct beiscsi_hba {
} fw_config;
unsigned int state;
+ int get_boot;
bool fw_timeout;
bool ue_detected;
struct delayed_work beiscsi_hw_check_task;