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| author | Vikas Chaudhary <vikas.chaudhary@qlogic.com> | 2013-11-22 05:28:17 -0500 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2013-12-19 20:56:25 -0800 |
| commit | df86f771578209599acc871a03f02346c8d7885b (patch) | |
| tree | 1532bc2abf8f6479a5bd34238ba917bc0a144c69 /drivers/scsi/qla4xxx/ql4_mbx.c | |
| parent | 2da11ad218b1a30f46b4c8fdfa39aff6584c370b (diff) | |
| download | linux-df86f771578209599acc871a03f02346c8d7885b.tar.gz | |
[SCSI] qla4xxx: Added support for Diagnostics MBOX command
Added support for Diagnostics MBOX command via BSG Vendor HST_VENDOR interface. This command provides various tests for validating hardware functionality. Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla4xxx/ql4_mbx.c')
| -rw-r--r-- | drivers/scsi/qla4xxx/ql4_mbx.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c index 351793c0e18f..9ae8ca3b69f9 100644 --- a/drivers/scsi/qla4xxx/ql4_mbx.c +++ b/drivers/scsi/qla4xxx/ql4_mbx.c @@ -2416,3 +2416,46 @@ exit_config_acb: rval == QLA_SUCCESS ? "SUCCEEDED" : "FAILED")); return rval; } + +int qla4_83xx_get_port_config(struct scsi_qla_host *ha, uint32_t *config) +{ + uint32_t mbox_cmd[MBOX_REG_COUNT]; + uint32_t mbox_sts[MBOX_REG_COUNT]; + int status; + + memset(&mbox_cmd, 0, sizeof(mbox_cmd)); + memset(&mbox_sts, 0, sizeof(mbox_sts)); + + mbox_cmd[0] = MBOX_CMD_GET_PORT_CONFIG; + + status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT, + mbox_cmd, mbox_sts); + if (status == QLA_SUCCESS) + *config = mbox_sts[1]; + else + ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n", __func__, + mbox_sts[0]); + + return status; +} + +int qla4_83xx_set_port_config(struct scsi_qla_host *ha, uint32_t *config) +{ + uint32_t mbox_cmd[MBOX_REG_COUNT]; + uint32_t mbox_sts[MBOX_REG_COUNT]; + int status; + + memset(&mbox_cmd, 0, sizeof(mbox_cmd)); + memset(&mbox_sts, 0, sizeof(mbox_sts)); + + mbox_cmd[0] = MBOX_CMD_SET_PORT_CONFIG; + mbox_cmd[1] = *config; + + status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, MBOX_REG_COUNT, + mbox_cmd, mbox_sts); + if (status != QLA_SUCCESS) + ql4_printk(KERN_ERR, ha, "%s: failed status %04X\n", __func__, + mbox_sts[0]); + + return status; +} |