sata_mv add temporary 3 second init delay for SiliconImage PMs

[karo-tx-linux.git] / drivers / ata / sata_mv.c

diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index 82632e7e34f0786d4301f973e8863d7ae996a89e..05ff8c776497be69a2b05846674ac94574682c86 100644 (file)
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -2105,6 +2105,13 @@ static int mv6_reset_hc(struct mv_host_priv *hpriv, void __iomem *mmio,
                printk(KERN_ERR DRV_NAME ": can't clear global reset\n");
                rc = 1;
        }
+       /*
+        * Temporary: wait 3 seconds before port-probing can happen,
+        * so that we don't miss finding sleepy SilXXXX port-multipliers.
+        * This can go away once hotplug is fully/correctly implemented.
+        */
+       if (rc == 0)
+               msleep(3000);
 done:
        return rc;
 }