diff options
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/hpsa.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index a92653a18bd2..89744a152427 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -60,8 +60,11 @@ #define DRIVER_NAME "HP HPSA Driver (v " HPSA_DRIVER_VERSION ")" #define HPSA "hpsa" -/* How long to wait (in milliseconds) for board to go into simple mode */ -#define MAX_CONFIG_WAIT 30000 +/* How long to wait for CISS doorbell communication */ +#define CLEAR_EVENT_WAIT_INTERVAL 20 /* ms for each msleep() call */ +#define MODE_CHANGE_WAIT_INTERVAL 10 /* ms for each msleep() call */ +#define MAX_CLEAR_EVENT_WAIT 30000 /* times 20 ms = 600 s */ +#define MAX_MODE_CHANGE_WAIT 2000 /* times 10 ms = 20 s */ #define MAX_IOCTL_CONFIG_WAIT 1000 /*define how many times we will try a command because of bus resets */ @@ -6194,14 +6197,14 @@ static void hpsa_wait_for_clear_event_notify_ack(struct ctlr_info *h) u32 doorbell_value; unsigned long flags; /* wait until the clear_event_notify bit 6 is cleared by controller. */ - for (i = 0; i < MAX_CONFIG_WAIT; i++) { + for (i = 0; i < MAX_CLEAR_EVENT_WAIT; i++) { spin_lock_irqsave(&h->lock, flags); doorbell_value = readl(h->vaddr + SA5_DOORBELL); spin_unlock_irqrestore(&h->lock, flags); if (!(doorbell_value & DOORBELL_CLEAR_EVENTS)) break; /* delay and try again */ - msleep(20); + msleep(CLEAR_EVENT_WAIT_INTERVAL); } } @@ -6215,14 +6218,14 @@ static void hpsa_wait_for_mode_change_ack(struct ctlr_info *h) * (e.g.: hot replace a failed 144GB drive in a RAID 5 set right * as we enter this code.) */ - for (i = 0; i < MAX_CONFIG_WAIT; i++) { + for (i = 0; i < MAX_MODE_CHANGE_WAIT; i++) { spin_lock_irqsave(&h->lock, flags); doorbell_value = readl(h->vaddr + SA5_DOORBELL); spin_unlock_irqrestore(&h->lock, flags); if (!(doorbell_value & CFGTBL_ChangeReq)) break; /* delay and try again */ - usleep_range(10000, 20000); + msleep(MODE_CHANGE_WAIT_INTERVAL); } } |