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path: root/drivers/ata/pata_at91.c
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Diffstat (limited to 'drivers/ata/pata_at91.c')
-rw-r--r--drivers/ata/pata_at91.c21
1 files changed, 4 insertions, 17 deletions
diff --git a/drivers/ata/pata_at91.c b/drivers/ata/pata_at91.c
index a76f24a8e5d..a7d91a72ee3 100644
--- a/drivers/ata/pata_at91.c
+++ b/drivers/ata/pata_at91.c
@@ -360,7 +360,7 @@ static int __devinit pata_at91_probe(struct platform_device *pdev)
ap->flags |= ATA_FLAG_SLAVE_POSS;
ap->pio_mask = ATA_PIO4;
- if (!irq) {
+ if (!gpio_is_valid(irq)) {
ap->flags |= ATA_FLAG_PIO_POLLING;
ata_port_desc(ap, "no IRQ, using PIO polling");
}
@@ -414,8 +414,8 @@ static int __devinit pata_at91_probe(struct platform_device *pdev)
host->private_data = info;
- ret = ata_host_activate(host, irq ? gpio_to_irq(irq) : 0,
- irq ? ata_sff_interrupt : NULL,
+ return ata_host_activate(host, gpio_is_valid(irq) ? gpio_to_irq(irq) : 0,
+ gpio_is_valid(irq) ? ata_sff_interrupt : NULL,
irq_flags, &pata_at91_sht);
if (!ret)
@@ -454,20 +454,7 @@ static struct platform_driver pata_at91_driver = {
},
};
-static int __init pata_at91_init(void)
-{
- return platform_driver_register(&pata_at91_driver);
-}
-
-static void __exit pata_at91_exit(void)
-{
- platform_driver_unregister(&pata_at91_driver);
-}
-
-
-module_init(pata_at91_init);
-module_exit(pata_at91_exit);
-
+module_platform_driver(pata_at91_driver);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Driver for CF in True IDE mode on AT91SAM9260 SoC");