redonkable/alistair23-linux
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[SCSI] qla2xxx: Prevent enabling target mode for unsupported HBAs.

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Signed-off-by: Arun Easi <arun.easi@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Arun Easi 2013-01-30 03:34:41 -05:00 committed by James Bottomley
parent b8aa4bdfe1
commit 33c36c0a55
3 changed files with 8 additions and 1 deletions
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2
drivers/scsi/qla2xxx/qla_dbg.c
View file

@ -38,7 +38,7 @@
* | ISP82XX Specific | 0xb084 | 0xb002,0xb024 |
* | MultiQ | 0xc00c | |
* | Misc | 0xd010 | |
* | Target Mode | 0xe06f | |
* | Target Mode | 0xe070 | |
* | Target Mode Management | 0xf072 | |
* | Target Mode Task Management | 0x1000b | |
* ----------------------------------------------------------------------

1
drivers/scsi/qla2xxx/qla_def.h
View file

@ -2798,6 +2798,7 @@ struct qla_hw_data {
#define IS_PI_SPLIT_DET_CAPABLE(ha) (IS_PI_SPLIT_DET_CAPABLE_HBA(ha) && \
(((ha)->fw_attributes_h << 16 | (ha)->fw_attributes) & BIT_22))
#define IS_ATIO_MSIX_CAPABLE(ha) (IS_QLA83XX(ha))
#define IS_TGT_MODE_CAPABLE(ha) (ha->tgt.atio_q_length)
/* HBA serial number */
uint8_t serial0;

6
drivers/scsi/qla2xxx/qla_target.c
View file

@ -4306,6 +4306,12 @@ int qlt_add_target(struct qla_hw_data *ha, struct scsi_qla_host *base_vha)
if (!QLA_TGT_MODE_ENABLED())
return 0;
if (!IS_TGT_MODE_CAPABLE(ha)) {
ql_log(ql_log_warn, base_vha, 0xe070,
"This adapter does not support target mode.\n");
return 0;
}
ql_dbg(ql_dbg_tgt, base_vha, 0xe03b,
"Registering target for host %ld(%p)", base_vha->host_no, ha);