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From: Tejun Heo <htejun@gmail.com>
To: jgarzik@pobox.com, alan@lxorguk.ukuu.org.uk, axboe@suse.de,
	albertcc@tw.ibm.com, lkosewsk@gmail.com,
	linux-ide@vger.kernel.org
Cc: Tejun Heo <htejun@gmail.com>
Subject: [PATCH 05/16] libata-eh-fw: clear SError in ata_std_postreset()
Date: Tue, 11 Apr 2006 22:42:54 +0900	[thread overview]
Message-ID: <11447629741959-git-send-email-htejun@gmail.com> (raw)
In-Reply-To: <11447629733305-git-send-email-htejun@gmail.com>

Clear SError in ata_std_postreset().  This is to clear SError bits
which get set during reset.

Signed-off-by: Tejun Heo <htejun@gmail.com>

---

 drivers/scsi/libata-core.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

23283e46f471fc36974603136f72212d26ac76c1
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c
index e559347..7907f9a 100644
--- a/drivers/scsi/libata-core.c
+++ b/drivers/scsi/libata-core.c
@@ -2538,6 +2538,10 @@ void ata_std_postreset(struct ata_port *
 	if (ap->cbl == ATA_CBL_SATA)
 		sata_print_link_status(ap);
 
+	/* clear SError */
+	if (ap->cbl == ATA_CBL_SATA && ap->ops->scr_read)
+		scr_write(ap, SCR_ERROR, scr_read(ap, SCR_ERROR));
+
 	/* clear & re-enable interrupts */
 	ata_chk_status(ap);
 	if (ap->ioaddr.ctl_addr)	/* FIXME: hack. create a hook instead */
-- 
1.2.4



  parent reply	other threads:[~2006-04-11 13:43 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-04-11 13:42 [PATCHSET 5/9] new EH framework, take 2 Tejun Heo
2006-04-11 13:42 ` [PATCH 02/16] libata-eh-fw: add new EH operations Tejun Heo
2006-04-11 13:42 ` [PATCH 01/16] libata-eh-fw: add flags for new EH Tejun Heo
2006-04-11 13:42 ` [PATCH 09/16] libata-eh-fw: implement new EH scheduling via error completion Tejun Heo
2006-04-11 13:42 ` [PATCH 12/16] libata-eh-fw: implement new EH scheduling from PIO Tejun Heo
2006-04-11 13:42 ` [PATCH 11/16] libata-eh-fw: implement new EH scheduling via timeout Tejun Heo
2006-04-12 22:36   ` Jeff Garzik
2006-04-13  2:40     ` Tejun Heo
2006-04-13  3:18       ` Jeff Garzik
2006-04-13  3:36         ` Tejun Heo
2006-04-27 11:33           ` Jeff Garzik
2006-04-29 21:13             ` Alan Cox
2006-04-11 13:42 ` [PATCH 08/16] libata-eh-fw: update ata_qc_from_tag() to enforce normal/EH qc ownership Tejun Heo
2006-04-11 13:42 ` Tejun Heo [this message]
2006-04-11 13:42 ` [PATCH 06/16] libata-eh-fw: use special reserved tag and qc for internal commands Tejun Heo
2006-04-11 13:42 ` [PATCH 07/16] libata-eh-fw: implement ata_port_freeze() Tejun Heo
2006-04-11 13:42 ` [PATCH 10/16] libata-eh-fw: implement ata_eh_schedule_port() Tejun Heo
2006-04-11 13:42 ` [PATCH 04/16] libata-eh-fw: clear IRQ in ata_std_postreset() Tejun Heo
2006-04-11 13:42 ` [PATCH 03/16] libata-eh-fw: hold host_set lock while finishing internal qc Tejun Heo
2006-04-11 13:42 ` [PATCH 16/16] libata-eh-fw: update ata_interrupt() to handle frozen port properly Tejun Heo
2006-04-12 22:40   ` Jeff Garzik
2006-04-13  2:59     ` Tejun Heo
2006-04-11 13:42 ` [PATCH 13/16] libata-eh-fw: activate ->error_handler Tejun Heo
2006-04-11 13:42 ` [PATCH 15/16] libata-eh-fw: update SCSI command completion path for new EH Tejun Heo
2006-04-11 13:42 ` [PATCH 14/16] libata-eh-fw: activate ->post_internal_cmd Tejun Heo
2006-04-12 22:41 ` [PATCHSET 5/9] new EH framework, take 2 Jeff Garzik

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