[SCSI] replace sizeof sense_buffer with SCSI_SENSE_BUFFERSIZE

[safe/jmp/linux-2.6] / drivers / scsi / aic7xxx / aic7xxx_osm_pci.c

diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c
index 7e42f07..4488946 100644 (file)
--- a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c
@@ -49,6 +49,8 @@ static int    ahc_linux_pci_reserve_io_region(struct ahc_softc *ahc,
 static int     ahc_linux_pci_reserve_mem_region(struct ahc_softc *ahc,
                                                 u_long *bus_addr,
                                                 uint8_t __iomem **maddr);
+static int     ahc_linux_pci_dev_suspend(struct pci_dev *pdev, pm_message_t mesg);
+static int     ahc_linux_pci_dev_resume(struct pci_dev *pdev);
 static void    ahc_linux_pci_dev_remove(struct pci_dev *pdev);
 
 /* Define the macro locally since it's different for different class of chips.
@@ -130,13 +132,57 @@ static struct pci_device_id ahc_linux_pci_id_table[] = {
 
 MODULE_DEVICE_TABLE(pci, ahc_linux_pci_id_table);
 
-struct pci_driver aic7xxx_pci_driver = {
+static struct pci_driver aic7xxx_pci_driver = {
        .name           = "aic7xxx",
        .probe          = ahc_linux_pci_dev_probe,
+#ifdef CONFIG_PM
+       .suspend        = ahc_linux_pci_dev_suspend,
+       .resume         = ahc_linux_pci_dev_resume,
+#endif
        .remove         = ahc_linux_pci_dev_remove,
        .id_table       = ahc_linux_pci_id_table
 };
 
+static int
+ahc_linux_pci_dev_suspend(struct pci_dev *pdev, pm_message_t mesg)
+{
+       struct ahc_softc *ahc = pci_get_drvdata(pdev);
+       int rc;
+
+       if ((rc = ahc_suspend(ahc)))
+               return rc;
+
+       pci_save_state(pdev);
+       pci_disable_device(pdev);
+
+       if (mesg.event == PM_EVENT_SUSPEND)
+               pci_set_power_state(pdev, PCI_D3hot);
+
+       return rc;
+}
+
+static int
+ahc_linux_pci_dev_resume(struct pci_dev *pdev)
+{
+       struct ahc_softc *ahc = pci_get_drvdata(pdev);
+       int rc;
+
+       pci_set_power_state(pdev, PCI_D0);
+       pci_restore_state(pdev);
+
+       if ((rc = pci_enable_device(pdev))) {
+               dev_printk(KERN_ERR, &pdev->dev,
+                          "failed to enable device after resume (%d)\n", rc);
+               return rc;
+       }
+
+       pci_set_master(pdev);
+
+       ahc_pci_resume(ahc);
+
+       return (ahc_resume(ahc));
+}
+
 static void
 ahc_linux_pci_dev_remove(struct pci_dev *pdev)
 {
@@ -246,8 +292,7 @@ ahc_linux_pci_dev_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 int
 ahc_linux_pci_init(void)
 {
-       /* Translate error or zero return into zero or one */
-       return pci_module_init(&aic7xxx_pci_driver) ? 0 : 1;
+       return pci_register_driver(&aic7xxx_pci_driver);
 }
 
 void