[SCSI] qla4xxx: Add get ACB state support using BSG
Signed-off-by: Harish Zunjarrao <harish.zunjarrao@qlogic.com>
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>
diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c
index 8741cfa..aec7230 100644
--- a/drivers/scsi/qla4xxx/ql4_mbx.c
+++ b/drivers/scsi/qla4xxx/ql4_mbx.c
@@ -1667,3 +1667,26 @@
}
return status;
}
+
+int qla4xxx_get_ip_state(struct scsi_qla_host *ha, uint32_t acb_idx,
+ uint32_t ip_idx, uint32_t *sts)
+{
+ uint32_t mbox_cmd[MBOX_REG_COUNT];
+ uint32_t mbox_sts[MBOX_REG_COUNT];
+ int status = QLA_SUCCESS;
+
+ memset(&mbox_cmd, 0, sizeof(mbox_cmd));
+ memset(&mbox_sts, 0, sizeof(mbox_sts));
+ mbox_cmd[0] = MBOX_CMD_GET_IP_ADDR_STATE;
+ mbox_cmd[1] = acb_idx;
+ mbox_cmd[2] = ip_idx;
+
+ status = qla4xxx_mailbox_command(ha, 3, 8, &mbox_cmd[0], &mbox_sts[0]);
+ if (status != QLA_SUCCESS) {
+ DEBUG2(ql4_printk(KERN_WARNING, ha, "%s: "
+ "MBOX_CMD_GET_IP_ADDR_STATE failed w/ "
+ "status %04X\n", __func__, mbox_sts[0]));
+ }
+ memcpy(sts, mbox_sts, sizeof(mbox_sts));
+ return status;
+}