Merge branches 'release', 'bugzilla-9916', 'bugzilla-9982', 'bugzilla-9989', 'misc...

[mv-sheeva.git] / drivers / ata / pata_isapnp.c

diff --git a/drivers/ata/pata_isapnp.c b/drivers/ata/pata_isapnp.c
index 1def8c05f34547768ab9bf518f9fb2a37c0a3d0c..4320e79863219d6858e74d376c991be6588a6cf7 100644 (file)
--- a/drivers/ata/pata_isapnp.c
+++ b/drivers/ata/pata_isapnp.c
@@ -58,7 +58,7 @@ static struct ata_port_operations isapnp_port_ops = {
        .irq_clear      = ata_bmdma_irq_clear,
        .irq_on         = ata_irq_on,
 
-       .port_start     = ata_port_start,
+       .port_start     = ata_sff_port_start,
 };
 
 /**
@@ -75,13 +75,16 @@ static int isapnp_init_one(struct pnp_dev *idev, const struct pnp_device_id *dev
        struct ata_host *host;
        struct ata_port *ap;
        void __iomem *cmd_addr, *ctl_addr;
+       int irq = 0;
+       irq_handler_t handler = NULL;
 
        if (pnp_port_valid(idev, 0) == 0)
                return -ENODEV;
 
-       /* FIXME: Should selected polled PIO here not fail */
-       if (pnp_irq_valid(idev, 0) == 0)
-               return -ENODEV;
+       if (pnp_irq_valid(idev, 0)) {
+               irq = pnp_irq(idev, 0);
+               handler = ata_interrupt;
+       }
 
        /* allocate host */
        host = ata_host_alloc(&idev->dev, 1);
@@ -110,8 +113,12 @@ static int isapnp_init_one(struct pnp_dev *idev, const struct pnp_device_id *dev
 
        ata_std_ports(&ap->ioaddr);
 
+       ata_port_desc(ap, "cmd 0x%llx ctl 0x%llx",
+                     (unsigned long long)pnp_port_start(idev, 0),
+                     (unsigned long long)pnp_port_start(idev, 1));
+
        /* activate */
-       return ata_host_activate(host, pnp_irq(idev, 0), ata_interrupt, 0,
+       return ata_host_activate(host, irq, handler, 0,
                                 &isapnp_sht);
 }