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authorSergei Shtylyov <sshtylyov@ru.mvista.com>2009-06-15 18:53:00 +0200
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2009-06-15 18:53:00 +0200
commitec053e4ee98b6e5a9ecf97754837b6fc989774f0 (patch)
treef7284542aaafd60da67f0e68b9c1a882da7b262a /drivers/ide/siimage.c
parentpdc202xx_old: implement test_irq() method (take 2) (diff)
downloadlinux-ec053e4ee98b6e5a9ecf97754837b6fc989774f0.tar.xz
linux-ec053e4ee98b6e5a9ecf97754837b6fc989774f0.zip
siimage: implement test_irq() method
Implement test_irq() method based on the driver's former dma_test_irq() methods. Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/siimage.c')
-rw-r--r--drivers/ide/siimage.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/ide/siimage.c b/drivers/ide/siimage.c
index af4fe7c48a01..d95df528562f 100644
--- a/drivers/ide/siimage.c
+++ b/drivers/ide/siimage.c
@@ -338,6 +338,16 @@ static void sil_set_dma_mode(ide_drive_t *drive, const u8 speed)
sil_iowrite16(dev, ultra, ua);
}
+static int sil_test_irq(ide_hwif_t *hwif)
+{
+ struct pci_dev *dev = to_pci_dev(hwif->dev);
+ unsigned long addr = siimage_selreg(hwif, 1);
+ u8 val = sil_ioread8(dev, addr);
+
+ /* Return 1 if INTRQ asserted */
+ return (val & 8) ? 1 : 0;
+}
+
/**
* siimage_mmio_dma_test_irq - check we caused an IRQ
* @drive: drive we are testing
@@ -670,6 +680,7 @@ static const struct ide_port_ops sil_pata_port_ops = {
.set_pio_mode = sil_set_pio_mode,
.set_dma_mode = sil_set_dma_mode,
.quirkproc = sil_quirkproc,
+ .test_irq = sil_test_irq,
.udma_filter = sil_pata_udma_filter,
.cable_detect = sil_cable_detect,
};
@@ -680,6 +691,7 @@ static const struct ide_port_ops sil_sata_port_ops = {
.reset_poll = sil_sata_reset_poll,
.pre_reset = sil_sata_pre_reset,
.quirkproc = sil_quirkproc,
+ .test_irq = sil_test_irq,
.udma_filter = sil_sata_udma_filter,
.cable_detect = sil_cable_detect,
};