[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 6033f796397f13965698c7e3b1e26e8ff0eda342..d0a85073ebf7c7ecfc9872f5b9f3a94aa13e396a 100644 (file)
--- 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);