linux-kernel - [PATCH 1/2 -stable] libata: add missing PM callbacks

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Date:	Fri, 2 Mar 2007 17:45:30 +0900
From:	Tejun Heo <htejun@...il.com>
To:	Guennadi Liakhovetski <g.liakhovetski@....de>
Cc:	Alan <alan@...rguk.ukuu.org.uk>, linux-kernel@...r.kernel.org,
	jgarzik@...ox.com, linux-pm@...ts.osdl.org,
	linux-ide@...r.kernel.org, stable@...nel.org
Subject: [PATCH 1/2 -stable] libata: add missing PM callbacks

Some LLDs were missing scsi device PM callbacks while having host/port
suspend support.  Add missing ones.

Signed-off-by: Tejun Heo <htejun@...il.com>
---
This should fix the problem you're seeing on sil680.  These patches
are against 2.6.20.1.  Patches for libata-dev#upstream is separately
posted to linux-ide in the following thread.

  http://thread.gmane.org/gmane.linux.ide/16475

 drivers/ata/pata_jmicron.c |    4 ++++
 drivers/ata/pata_sil680.c  |    4 ++++
 2 files changed, 8 insertions(+)

Index: work1/drivers/ata/pata_sil680.c
===================================================================
--- work1.orig/drivers/ata/pata_sil680.c
+++ work1/drivers/ata/pata_sil680.c
@@ -226,6 +226,10 @@ static struct scsi_host_template sil680_
 	.slave_configure	= ata_scsi_slave_config,
 	.slave_destroy		= ata_scsi_slave_destroy,
 	.bios_param		= ata_std_bios_param,
+#ifdef CONFIG_PM
+	.suspend		= ata_scsi_device_suspend,
+	.resume			= ata_scsi_device_resume,
+#endif
 };
 
 static struct ata_port_operations sil680_port_ops = {
Index: work1/drivers/ata/pata_jmicron.c
===================================================================
--- work1.orig/drivers/ata/pata_jmicron.c
+++ work1/drivers/ata/pata_jmicron.c
@@ -137,6 +137,10 @@ static struct scsi_host_template jmicron
 	.slave_destroy		= ata_scsi_slave_destroy,
 	/* Use standard CHS mapping rules */
 	.bios_param		= ata_std_bios_param,
+#ifdef CONFIG_PM
+	.suspend		= ata_scsi_device_suspend,
+	.resume			= ata_scsi_device_resume,
+#endif
 };
 
 static const struct ata_port_operations jmicron_ops = {
-
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