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

[Tejun Heo <htejun@gmail.com>]

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

Signed-off-by: Tejun Heo <htejun@gmail.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 = {