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authorViswas G <Viswas.G@pmcs.com>2015-08-11 15:06:31 +0530
committerJames Bottomley <JBottomley@Odin.com>2015-08-26 17:18:31 -0700
commit27ecfa5e79bfc2e4efca67a6077080acab546a4a (patch)
tree5852182d21a7e270a4fa46ab61688c18346a8a9b /drivers/scsi/pm8001
parent8414cd8057c29f60cda241aa489b33e4db6652f2 (diff)
downloadlinux-27ecfa5e79bfc2e4efca67a6077080acab546a4a.tar.gz
pm80xx: Handling Invalid SSP Response frame
The request has to be retried incase if the length of the SSP
Response IU is invalid.

Signed-off-by: Viswas G <Viswas.G@pmcs.com>
Reviewed-by: Suresh Thiagarajan <Suresh.Thiagarajan@pmcs.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Jack Wang <jinpu.wang@profitbricks.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
Diffstat (limited to 'drivers/scsi/pm8001')
-rw-r--r--drivers/scsi/pm8001/pm80xx_hwi.c7
-rw-r--r--drivers/scsi/pm8001/pm80xx_hwi.h2
2 files changed, 8 insertions, 1 deletions
diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c b/drivers/scsi/pm8001/pm80xx_hwi.c
index 8817ce6ad4b8..0e1628f2018e 100644
--- a/drivers/scsi/pm8001/pm80xx_hwi.c
+++ b/drivers/scsi/pm8001/pm80xx_hwi.c
@@ -1609,6 +1609,13 @@ mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb)
 		ts->stat = SAS_OPEN_REJECT;
 		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
 		break;
+	case IO_XFER_ERROR_INVALID_SSP_RSP_FRAME:
+		PM8001_IO_DBG(pm8001_ha,
+			pm8001_printk("IO_XFER_ERROR_INVALID_SSP_RSP_FRAME\n"));
+		ts->resp = SAS_TASK_COMPLETE;
+		ts->stat = SAS_OPEN_REJECT;
+		ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+		break;
 	case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
 		PM8001_IO_DBG(pm8001_ha,
 		pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
diff --git a/drivers/scsi/pm8001/pm80xx_hwi.h b/drivers/scsi/pm8001/pm80xx_hwi.h
index a083cc68d937..7a443bad6163 100644
--- a/drivers/scsi/pm8001/pm80xx_hwi.h
+++ b/drivers/scsi/pm8001/pm80xx_hwi.h
@@ -1175,7 +1175,7 @@ typedef struct SASProtocolTimerConfig SASProtocolTimerConfig_t;
 #define IO_XFER_ERROR_INTERNAL_CRC_ERROR	0x54
 #define MPI_IO_RQE_BUSY_FULL			0x55
 #define IO_XFER_ERR_EOB_DATA_OVERRUN		0x56
-#define IO_XFR_ERROR_INVALID_SSP_RSP_FRAME	0x57
+#define IO_XFER_ERROR_INVALID_SSP_RSP_FRAME	0x57
 #define IO_OPEN_CNX_ERROR_OPEN_PREEMPTED	0x58
 
 #define MPI_ERR_IO_RESOURCE_UNAVAILABLE		0x1004