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path: root/drivers/scsi/qla2xxx/qla_mbx.c
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Diffstat (limited to 'drivers/scsi/qla2xxx/qla_mbx.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_mbx.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 50ec272..61e2fb7 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -4502,5 +4502,42 @@ qla83xx_write_remote_reg(scsi_qla_host_t *vha, uint32_t reg, uint32_t data)
ql_dbg(ql_dbg_mbx, vha, 0x1132,
"Done %s.\n", __func__);
}
+
return rval;
}
+
+int
+qla2x00_port_logout(scsi_qla_host_t *vha, struct fc_port *fcport)
+{
+ int rval;
+ struct qla_hw_data *ha = vha->hw;
+ mbx_cmd_t mc;
+ mbx_cmd_t *mcp = &mc;
+
+ if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
+ ql_dbg(ql_dbg_mbx, vha, 0x113b,
+ "Implicit LOGO Unsupported.\n");
+ return QLA_FUNCTION_FAILED;
+ }
+
+
+ ql_dbg(ql_dbg_mbx, vha, 0x113c, "Done %s.\n", __func__);
+
+ /* Perform Implicit LOGO. */
+ mcp->mb[0] = MBC_PORT_LOGOUT;
+ mcp->mb[1] = fcport->loop_id;
+ mcp->mb[10] = BIT_15;
+ mcp->out_mb = MBX_10|MBX_1|MBX_0;
+ mcp->in_mb = MBX_0;
+ mcp->tov = MBX_TOV_SECONDS;
+ mcp->flags = 0;
+ rval = qla2x00_mailbox_command(vha, mcp);
+ if (rval != QLA_SUCCESS)
+ ql_dbg(ql_dbg_mbx, vha, 0x113d,
+ "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
+ else
+ ql_dbg(ql_dbg_mbx, vha, 0x113e, "Done %s.\n", __func__);
+
+ return rval;
+}
+
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