Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394...

[pandora-kernel.git] / drivers / ide / pci / ns87415.c

diff --git a/drivers/ide/pci/ns87415.c b/drivers/ide/pci/ns87415.c
index c13e299..45ba71a 100644 (file)
--- a/drivers/ide/pci/ns87415.c
+++ b/drivers/ide/pci/ns87415.c
@@ -63,6 +63,48 @@ static u8 superio_ide_inb (unsigned long port)
        return inb(port);
 }
 
+static void superio_tf_read(ide_drive_t *drive, ide_task_t *task)
+{
+       struct ide_io_ports *io_ports = &drive->hwif->io_ports;
+       struct ide_taskfile *tf = &task->tf;
+
+       if (task->tf_flags & IDE_TFLAG_IN_DATA) {
+               u16 data = inw(io_ports->data_addr);
+
+               tf->data = data & 0xff;
+               tf->hob_data = (data >> 8) & 0xff;
+       }
+
+       /* be sure we're looking at the low order bits */
+       outb(ATA_DEVCTL_OBS & ~0x80, io_ports->ctl_addr);
+
+       if (task->tf_flags & IDE_TFLAG_IN_NSECT)
+               tf->nsect  = inb(io_ports->nsect_addr);
+       if (task->tf_flags & IDE_TFLAG_IN_LBAL)
+               tf->lbal   = inb(io_ports->lbal_addr);
+       if (task->tf_flags & IDE_TFLAG_IN_LBAM)
+               tf->lbam   = inb(io_ports->lbam_addr);
+       if (task->tf_flags & IDE_TFLAG_IN_LBAH)
+               tf->lbah   = inb(io_ports->lbah_addr);
+       if (task->tf_flags & IDE_TFLAG_IN_DEVICE)
+               tf->device = superio_ide_inb(io_ports->device_addr);
+
+       if (task->tf_flags & IDE_TFLAG_LBA48) {
+               outb(ATA_DEVCTL_OBS | 0x80, io_ports->ctl_addr);
+
+               if (task->tf_flags & IDE_TFLAG_IN_HOB_FEATURE)
+                       tf->hob_feature = inb(io_ports->feature_addr);
+               if (task->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
+                       tf->hob_nsect   = inb(io_ports->nsect_addr);
+               if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
+                       tf->hob_lbal    = inb(io_ports->lbal_addr);
+               if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
+                       tf->hob_lbam    = inb(io_ports->lbam_addr);
+               if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
+                       tf->hob_lbah    = inb(io_ports->lbah_addr);
+       }
+}
+
 static void __devinit superio_ide_init_iops (struct hwif_s *hwif)
 {
        struct pci_dev *pdev = to_pci_dev(hwif->dev);
@@ -80,6 +122,8 @@ static void __devinit superio_ide_init_iops (struct hwif_s *hwif)
        tmp = superio_ide_inb(superio_ide_dma_status[port]);
        outb(tmp | 0x66, superio_ide_dma_status[port]);
 
+       hwif->tf_read = superio_tf_read;
+
        /* We need to override inb to workaround a SuperIO errata */
        hwif->INB = superio_ide_inb;
 }
@@ -181,10 +225,6 @@ static int ns87415_dma_setup(ide_drive_t *drive)
        return 1;
 }
 
-#ifndef ide_default_irq
-#define ide_default_irq(irq) 0
-#endif
-
 static void __devinit init_hwif_ns87415 (ide_hwif_t *hwif)
 {
        struct pci_dev *dev = to_pci_dev(hwif->dev);
@@ -244,7 +284,7 @@ static void __devinit init_hwif_ns87415 (ide_hwif_t *hwif)
        }
 
        if (!using_inta)
-               hwif->irq = ide_default_irq(hwif->io_ports.data_addr);
+               hwif->irq = __ide_default_irq(hwif->io_ports.data_addr);
        else if (!hwif->irq && hwif->mate && hwif->mate->irq)
                hwif->irq = hwif->mate->irq;    /* share IRQ with mate */