sata_qstor: use hardreset instead of softreset

During conversion to new EH, sata_qstor was accidentaly changed to use
softreset, which is buggy on this chip, instead of hardreset.  This
patch updates sata_qstor such that it uses hardreset again.

This fixes bugzilla bug 9631.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Cc: Mark Lord <mlord@pobox.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/ata/sata_qstor.c b/drivers/ata/sata_qstor.c
index 2f1de6e..c68b241 100644
--- a/drivers/ata/sata_qstor.c
+++ b/drivers/ata/sata_qstor.c
@@ -270,7 +270,7 @@
 static void qs_error_handler(struct ata_port *ap)
 {
 	qs_enter_reg_mode(ap);
-	ata_do_eh(ap, qs_prereset, ata_std_softreset, NULL,
+	ata_do_eh(ap, qs_prereset, NULL, sata_std_hardreset,
 		  ata_std_postreset);
 }