libata: request PHY speed configuration on SControl access failure
In sata_set_spd_needed(), if SControl read failed, it returned 0 and
skipped PHY speed configuration. However, if SControl access fails,
it's far more logical to request PHY speed configuration. Reverse the
logic.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 24b3bd6..3a1ec4e 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -2784,7 +2784,7 @@
u32 scontrol;
if (sata_scr_read(link, SCR_CONTROL, &scontrol))
- return 0;
+ return 1;
return __sata_set_spd_needed(link, &scontrol);
}