[SCSI] qla2xxx: Add reset capabilities for application support.

Signed-off-by: Lalit Chandivade <lalit.chandivade@qlogic.com>
Additional cleanups and
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 26 insertions, 0 deletions

diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 2bc08d3b3537..dc5e5d9530c1 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -3325,3 +3325,29 @@ qla81xx_fac_erase_sector(scsi_qla_host_t *vha, uint32_t start, uint32_t finish)
 
         return rval;
 }
+
+int
+qla81xx_restart_mpi_firmware(scsi_qla_host_t *vha)
+{
+        int rval = 0;
+        mbx_cmd_t mc;
+        mbx_cmd_t *mcp = &mc;
+
+        DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
+
+        mcp->mb[0] = MBC_RESTART_MPI_FW;
+        mcp->out_mb = MBX_0;
+        mcp->in_mb = MBX_0|MBX_1;
+        mcp->tov = MBX_TOV_SECONDS;
+        mcp->flags = 0;
+        rval = qla2x00_mailbox_command(vha, mcp);
+
+        if (rval != QLA_SUCCESS) {
+                DEBUG2_3_11(printk("%s(%ld): failed=%x mb[0]=0x%x mb[1]=0x%x.\n",
+                    __func__, vha->host_no, rval, mcp->mb[0], mcp->mb[1]));
+        } else {
+                DEBUG11(printk("%s(%ld): done.\n", __func__, vha->host_no));
+        }
+
+        return rval;
+}