From: Tejun Heo <htejun@gmail.com>
Date: Mon, 3 Jul 2006 07:07:27 +0000 (+0900)
Subject: [PATCH] sata_sil: add suspend/sleep support
X-Git-Tag: v2.6.18-rc1~3^2~5
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=afb5a7cb84b1ea8b6045945e3d288303e6b71336;p=linux-2.6

[PATCH] sata_sil: add suspend/sleep support

Add suspend/sleep support.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
---

diff --git a/drivers/scsi/sata_sil.c b/drivers/scsi/sata_sil.c
index 6033f79639..d0a85073eb 100644
--- a/drivers/scsi/sata_sil.c
+++ b/drivers/scsi/sata_sil.c
@@ -109,6 +109,7 @@ enum {
 };
 
 static int sil_init_one (struct pci_dev *pdev, const struct pci_device_id *ent);
+static int sil_pci_device_resume(struct pci_dev *pdev);
 static void sil_dev_config(struct ata_port *ap, struct ata_device *dev);
 static u32 sil_scr_read (struct ata_port *ap, unsigned int sc_reg);
 static void sil_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val);
@@ -160,6 +161,8 @@ static struct pci_driver sil_pci_driver = {
 	.id_table		= sil_pci_tbl,
 	.probe			= sil_init_one,
 	.remove			= ata_pci_remove_one,
+	.suspend		= ata_pci_device_suspend,
+	.resume			= sil_pci_device_resume,
 };
 
 static struct scsi_host_template sil_sht = {
@@ -178,6 +181,8 @@ static struct scsi_host_template sil_sht = {
 	.slave_configure	= ata_scsi_slave_config,
 	.slave_destroy		= ata_scsi_slave_destroy,
 	.bios_param		= ata_std_bios_param,
+	.suspend		= ata_scsi_device_suspend,
+	.resume			= ata_scsi_device_resume,
 };
 
 static const struct ata_port_operations sil_ops = {
@@ -695,6 +700,18 @@ err_out:
 	return rc;
 }
 
+static int sil_pci_device_resume(struct pci_dev *pdev)
+{
+	struct ata_host_set *host_set = dev_get_drvdata(&pdev->dev);
+
+	ata_pci_device_do_resume(pdev);
+	sil_init_controller(pdev, host_set->n_ports, host_set->ports[0]->flags,
+			    host_set->mmio_base);
+	ata_host_set_resume(host_set);
+
+	return 0;
+}
+
 static int __init sil_init(void)
 {
 	return pci_module_init(&sil_pci_driver);