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Subject[PATCH 2/7] pdc202xx_old: remove init_dma_pdc202xx()
Date
Do PDC202xx specific DMA initialization in init_chipset_pdc202xx()
and remove no longer needed init_dma_pdc202xx().

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
---
drivers/ide/pci/pdc202xx_old.c | 23 +++++++----------------
1 file changed, 7 insertions(+), 16 deletions(-)

Index: b/drivers/ide/pci/pdc202xx_old.c
===================================================================
--- a/drivers/ide/pci/pdc202xx_old.c
+++ b/drivers/ide/pci/pdc202xx_old.c
@@ -263,12 +263,6 @@ static void pdc202xx_dma_timeout(ide_dri
ide_dma_timeout(drive);
}

-static unsigned int __devinit init_chipset_pdc202xx(struct pci_dev *dev,
- const char *name)
-{
- return dev->irq;
-}
-
static void __devinit init_hwif_pdc202xx(ide_hwif_t *hwif)
{
struct pci_dev *dev = to_pci_dev(hwif->dev);
@@ -286,15 +280,14 @@ static void __devinit init_hwif_pdc202xx
hwif->ide_dma_test_irq = &pdc202xx_old_ide_dma_test_irq;
}

-static void __devinit init_dma_pdc202xx(ide_hwif_t *hwif, unsigned long dmabase)
+static unsigned int __devinit init_chipset_pdc202xx(struct pci_dev *dev,
+ const char *name)
{
- struct pci_dev *dev = to_pci_dev(hwif->dev);
+ unsigned long dmabase = pci_resource_start(dev, 4);
u8 udma_speed_flag = 0, primary_mode = 0, secondary_mode = 0;

- if (hwif->channel) {
- ide_setup_dma(hwif, dmabase);
- return;
- }
+ if (dmabase == 0)
+ goto out;

udma_speed_flag = inb(dmabase | 0x1f);
primary_mode = inb(dmabase | 0x1a);
@@ -313,8 +306,8 @@ static void __devinit init_dma_pdc202xx(
outb(udma_speed_flag | 1, dmabase | 0x1f);
printk("%sACTIVE\n", (inb(dmabase | 0x1f) & 1) ? "" : "IN");
}
-
- ide_setup_dma(hwif, dmabase);
+out:
+ return dev->irq;
}

static void __devinit pdc202ata4_fixup_irq(struct pci_dev *dev,
@@ -358,7 +351,6 @@ static const struct ide_port_ops pdc2026
.name = name_str, \
.init_chipset = init_chipset_pdc202xx, \
.init_hwif = init_hwif_pdc202xx, \
- .init_dma = init_dma_pdc202xx, \
.port_ops = &pdc2026x_port_ops, \
.host_flags = IDE_HFLAGS_PDC202XX | extra_flags, \
.pio_mask = ATA_PIO4, \
@@ -371,7 +363,6 @@ static const struct ide_port_info pdc202
.name = "PDC20246",
.init_chipset = init_chipset_pdc202xx,
.init_hwif = init_hwif_pdc202xx,
- .init_dma = init_dma_pdc202xx,
.port_ops = &pdc20246_port_ops,
.host_flags = IDE_HFLAGS_PDC202XX,
.pio_mask = ATA_PIO4,

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