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[SCSI] qla2xxx: Clear the MBX_INTR_WAIT flag when the mailbox time-out happens. 

Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Giridhar Malavali 2013-06-25 11:27:16 -04:00 committed by James Bottomley
parent bb6a4df6db
commit 754d124391
2 changed files with 9 additions and 3 deletions
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2
drivers/scsi/qla2xxx/qla_dbg.c
View File

@ -12,7 +12,7 @@
* | Level | Last Value Used | Holes |
* ----------------------------------------------------------------------
* | Module Init and Probe | 0x014f | 0x4b,0xba,0xfa |
* | Mailbox commands | 0x1179 | 0x111a-0x111b |
* | Mailbox commands | 0x117a | 0x111a-0x111b |
* | | | 0x1155-0x1158 |
* | Device Discovery | 0x2095 | 0x2020-0x2022, |
* | | | 0x2016 |

10
drivers/scsi/qla2xxx/qla_mbx.c
View File

@ -177,8 +177,14 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
WRT_REG_WORD(&reg->isp.hccr, HCCR_SET_HOST_INT);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
wait_for_completion_timeout(&ha->mbx_intr_comp, mcp->tov * HZ);
if (!wait_for_completion_timeout(&ha->mbx_intr_comp,
mcp->tov * HZ)) {
ql_dbg(ql_dbg_mbx, vha, 0x117a,
"cmd=%x Timeout.\n", command);
spin_lock_irqsave(&ha->hardware_lock, flags);
clear_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
}
} else {
ql_dbg(ql_dbg_mbx, vha, 0x1011,
"Cmd=%x Polling Mode.\n", command);