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authoradam radford <aradford@gmail.com>2011-10-08 18:14:27 -0700
committerJames Bottomley <JBottomley@Parallels.com>2011-10-16 11:18:00 -0500
commit058a8facfe1ee091b7188661937240fd0d950cf4 (patch)
tree2c9e493ceb3b4fb1ccc77ad79a7e5d1d8f2c72aa /drivers/scsi/megaraid/megaraid_sas_base.c
parenta748dcc2b1d0723d229e13c97e8e3b0602eda593 (diff)
[SCSI] megaraid_sas: Continue booting immediately if FW in FAULT at driver load time
Signed-off-by: Adam Radford <aradford@gmail.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/megaraid/megaraid_sas_base.c')
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_base.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index 776d0198866..9d5a14a2c5b 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -84,7 +84,7 @@ MODULE_VERSION(MEGASAS_VERSION);
MODULE_AUTHOR("megaraidlinux@lsi.com");
MODULE_DESCRIPTION("LSI MegaRAID SAS Driver");
-int megasas_transition_to_ready(struct megasas_instance *instance);
+int megasas_transition_to_ready(struct megasas_instance *instance, int ocr);
static int megasas_get_pd_list(struct megasas_instance *instance);
static int megasas_issue_init_mfi(struct megasas_instance *instance);
static int megasas_register_aen(struct megasas_instance *instance,
@@ -2477,7 +2477,7 @@ process_fw_state_change_wq(struct work_struct *work)
msleep(1000);
}
- if (megasas_transition_to_ready(instance)) {
+ if (megasas_transition_to_ready(instance, 1)) {
printk(KERN_NOTICE "megaraid_sas:adapter not ready\n");
megaraid_sas_kill_hba(instance);
@@ -2617,7 +2617,7 @@ static irqreturn_t megasas_isr(int irq, void *devp)
* has to wait for the ready state.
*/
int
-megasas_transition_to_ready(struct megasas_instance* instance)
+megasas_transition_to_ready(struct megasas_instance *instance, int ocr)
{
int i;
u8 max_wait;
@@ -2639,11 +2639,13 @@ megasas_transition_to_ready(struct megasas_instance* instance)
switch (fw_state) {
case MFI_STATE_FAULT:
-
printk(KERN_DEBUG "megasas: FW in FAULT state!!\n");
- max_wait = MEGASAS_RESET_WAIT_TIME;
- cur_state = MFI_STATE_FAULT;
- break;
+ if (ocr) {
+ max_wait = MEGASAS_RESET_WAIT_TIME;
+ cur_state = MFI_STATE_FAULT;
+ break;
+ } else
+ return -ENODEV;
case MFI_STATE_WAIT_HANDSHAKE:
/*
@@ -3520,7 +3522,7 @@ static int megasas_init_fw(struct megasas_instance *instance)
/*
* We expect the FW state to be READY
*/
- if (megasas_transition_to_ready(instance))
+ if (megasas_transition_to_ready(instance, 0))
goto fail_ready_state;
/* Check if MSI-X is supported while in ready state */
@@ -4357,7 +4359,7 @@ megasas_resume(struct pci_dev *pdev)
/*
* We expect the FW state to be READY
*/
- if (megasas_transition_to_ready(instance))
+ if (megasas_transition_to_ready(instance, 0))
goto fail_ready_state;
/* Now re-enable MSI-X */