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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-20 17:11:11 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-20 17:11:11 (GMT)
commite6423407d01168f7760cdee7270d9f51d1240301 (patch)
tree979795cfa8f6946238ab31f544159142f3e7df93 /drivers/ide/macide.c
parent7f8189068726492950bf1a2dcfd9b51314560abf (diff)
parent39c58f37a10198054c656c28202fb1e6d22fd505 (diff)
downloadlinux-e6423407d01168f7760cdee7270d9f51d1240301.tar.xz
Merge branch 'for-2.6.31' of git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6
* 'for-2.6.31' of git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: (34 commits) ide-cd: prevent null pointer deref via cdrom_newpc_intr ide: BUG() on unknown requests ide: filter out invalid DMA xfer mode changes in HDIO_DRIVE_CMD ioctl handler ide: do not access ide_drive_t 'drive_data' field directly sl82c105: implement test_irq() method siimage: implement test_irq() method pdc202xx_old: implement test_irq() method (take 2) cmd64x: implement test_irq() method cmd640: implement test_irq() method ide: move ack_intr() method into 'struct ide_port_ops' (take 2) ide: move IRQ clearing from ack_intr() method to clear_irq() method (take 2) siimage: use ide_dma_test_irq() (take 2) cmd64x: implement clear_irq() method (take 2) ide: call clear_irq() method in ide_timer_expiry() sgiioc4: coding style cleanup ide: don't enable IORDY at a probe time ide: IORDY handling fixes ata: add ata_id_pio_need_iordy() helper (v2) ide-tape: fix build issue ide: unify interrupt reason checking ...
Diffstat (limited to 'drivers/ide/macide.c')
-rw-r--r--drivers/ide/macide.c30
1 files changed, 18 insertions, 12 deletions
diff --git a/drivers/ide/macide.c b/drivers/ide/macide.c
index 1447c8c..505ec43 100644
--- a/drivers/ide/macide.c
+++ b/drivers/ide/macide.c
@@ -53,17 +53,20 @@
volatile unsigned char *ide_ifr = (unsigned char *) (IDE_BASE + IDE_IFR);
-int macide_ack_intr(ide_hwif_t* hwif)
+int macide_test_irq(ide_hwif_t *hwif)
{
- if (*ide_ifr & 0x20) {
- *ide_ifr &= ~0x20;
+ if (*ide_ifr & 0x20)
return 1;
- }
return 0;
}
+static void macide_clear_irq(ide_drive_t *drive)
+{
+ *ide_ifr &= ~0x20;
+}
+
static void __init macide_setup_ports(struct ide_hw *hw, unsigned long base,
- int irq, ide_ack_intr_t *ack_intr)
+ int irq)
{
int i;
@@ -75,10 +78,15 @@ static void __init macide_setup_ports(struct ide_hw *hw, unsigned long base,
hw->io_ports.ctl_addr = base + IDE_CONTROL;
hw->irq = irq;
- hw->ack_intr = ack_intr;
}
+static const struct ide_port_ops macide_port_ops = {
+ .clear_irq = macide_clear_irq,
+ .test_irq = macide_test_irq,
+};
+
static const struct ide_port_info macide_port_info = {
+ .port_ops = &macide_port_ops,
.host_flags = IDE_HFLAG_MMIO | IDE_HFLAG_NO_DMA,
.irq_flags = IRQF_SHARED,
.chipset = ide_generic,
@@ -93,10 +101,10 @@ static const char *mac_ide_name[] =
static int __init macide_init(void)
{
- ide_ack_intr_t *ack_intr;
unsigned long base;
int irq;
struct ide_hw hw, *hws[] = { &hw };
+ struct ide_port_info d = macide_port_info;
if (!MACH_IS_MAC)
return -ENODEV;
@@ -104,17 +112,15 @@ static int __init macide_init(void)
switch (macintosh_config->ide_type) {
case MAC_IDE_QUADRA:
base = IDE_BASE;
- ack_intr = macide_ack_intr;
irq = IRQ_NUBUS_F;
break;
case MAC_IDE_PB:
base = IDE_BASE;
- ack_intr = macide_ack_intr;
irq = IRQ_NUBUS_C;
break;
case MAC_IDE_BABOON:
base = BABOON_BASE;
- ack_intr = NULL;
+ d.port_ops = NULL;
irq = IRQ_BABOON_1;
break;
default:
@@ -124,9 +130,9 @@ static int __init macide_init(void)
printk(KERN_INFO "ide: Macintosh %s IDE controller\n",
mac_ide_name[macintosh_config->ide_type - 1]);
- macide_setup_ports(&hw, base, irq, ack_intr);
+ macide_setup_ports(&hw, base, irq);
- return ide_host_add(&macide_port_info, hws, 1, NULL);
+ return ide_host_add(&d, hws, 1, NULL);
}
module_init(macide_init);