libata-sff: fix spurious IRQ handling

[safe/jmp/linux-2.6] / drivers / ata / pata_pdc202xx_old.c

diff --git a/drivers/ata/pata_pdc202xx_old.c b/drivers/ata/pata_pdc202xx_old.c
index 2f3c9be..9ac0897 100644 (file)
--- a/drivers/ata/pata_pdc202xx_old.c
+++ b/drivers/ata/pata_pdc202xx_old.c
@@ -2,7 +2,7 @@
  * pata_pdc202xx_old.c         - Promise PDC202xx PATA for new ATA layer
  *                       (C) 2005 Red Hat Inc
  *                       Alan Cox <alan@lxorguk.ukuu.org.uk>
- *                       (C) 2007,2009 Bartlomiej Zolnierkiewicz
+ *                       (C) 2007,2009,2010 Bartlomiej Zolnierkiewicz
  *
  * Based in part on linux/drivers/ide/pci/pdc202xx_old.c
  *
@@ -35,6 +35,15 @@ static int pdc2026x_cable_detect(struct ata_port *ap)
        return ATA_CBL_PATA80;
 }
 
+static void pdc202xx_exec_command(struct ata_port *ap,
+                                 const struct ata_taskfile *tf)
+{
+       DPRINTK("ata%u: cmd 0x%X\n", ap->print_id, tf->command);
+
+       iowrite8(tf->command, ap->ioaddr.command_addr);
+       ndelay(400);
+}
+
 /**
  *     pdc202xx_configure_piomode      -       set chip PIO timing
  *     @ap: ATA interface
@@ -271,6 +280,8 @@ static struct ata_port_operations pdc2024x_port_ops = {
        .cable_detect           = ata_cable_40wire,
        .set_piomode            = pdc202xx_set_piomode,
        .set_dmamode            = pdc202xx_set_dmamode,
+
+       .sff_exec_command       = pdc202xx_exec_command,
 };
 
 static struct ata_port_operations pdc2026x_port_ops = {
@@ -284,6 +295,8 @@ static struct ata_port_operations pdc2026x_port_ops = {
        .dev_config             = pdc2026x_dev_config,
 
        .port_start             = pdc2026x_port_start,
+
+       .sff_exec_command       = pdc202xx_exec_command,
 };
 
 static int pdc202xx_init_one(struct pci_dev *dev, const struct pci_device_id *id)
@@ -324,7 +337,7 @@ static int pdc202xx_init_one(struct pci_dev *dev, const struct pci_device_id *id
                                return -ENODEV;
                }
        }
-       return ata_pci_sff_init_one(dev, ppi, &pdc202xx_sht, NULL);
+       return ata_pci_sff_init_one(dev, ppi, &pdc202xx_sht, NULL, 0);
 }
 
 static const struct pci_device_id pdc202xx[] = {