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[SCSI] mvsas: fix expander link error

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Expanders fail to link when the phy rates are mismatched.

Signed-off-by: Xiangliang Yu <yuxiangl@marvell.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Xiangliang Yu 2011-09-29 00:32:37 -07:00 committed by James Bottomley
parent 983d3fdd33
commit 6ceae7c623
1 changed files with 3 additions and 3 deletions
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6
drivers/scsi/mvsas/mv_sas.c
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@ -396,7 +396,7 @@ static int mvs_task_prep_smp(struct mvs_info *mvi,
/* generate open address frame hdr (first 12 bytes) */
/* initiator, SMP, ftype 1h */
buf_oaf[0] = (1 << 7) | (PROTOCOL_SMP << 4) | 0x01;
buf_oaf[1] = dev->linkrate & 0xf;
buf_oaf[1] = min(sas_port->linkrate, dev->linkrate) & 0xf;
*(u16 *)(buf_oaf + 2) = 0xFFFF; /* SAS SPEC */
memcpy(buf_oaf + 4, dev->sas_addr, SAS_ADDR_SIZE);
@ -541,7 +541,7 @@ static int mvs_task_prep_ata(struct mvs_info *mvi,
/* generate open address frame hdr (first 12 bytes) */
/* initiator, STP, ftype 1h */
buf_oaf[0] = (1 << 7) | (PROTOCOL_STP << 4) | 0x1;
buf_oaf[1] = dev->linkrate & 0xf;
buf_oaf[1] = min(sas_port->linkrate, dev->linkrate) & 0xf;
*(u16 *)(buf_oaf + 2) = cpu_to_be16(mvi_dev->device_id + 1);
memcpy(buf_oaf + 4, dev->sas_addr, SAS_ADDR_SIZE);
@ -649,7 +649,7 @@ static int mvs_task_prep_ssp(struct mvs_info *mvi,
/* generate open address frame hdr (first 12 bytes) */
/* initiator, SSP, ftype 1h */
buf_oaf[0] = (1 << 7) | (PROTOCOL_SSP << 4) | 0x1;
buf_oaf[1] = dev->linkrate & 0xf;
buf_oaf[1] = min(sas_port->linkrate, dev->linkrate) & 0xf;
*(u16 *)(buf_oaf + 2) = cpu_to_be16(mvi_dev->device_id + 1);
memcpy(buf_oaf + 4, dev->sas_addr, SAS_ADDR_SIZE);