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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-04-26 22:25:23 +0200
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-04-26 22:25:23 +0200
commitb552a2c1dd01ab2380ea9429899591aa743f02e7 (patch)
treee80670e032c1f69ed62b40b753625ec634e97efb /drivers/ide/arm
parent04216fa1befbf8c737b7bf3bcc636009723f40d9 (diff)
downloadlinux-b552a2c1dd01ab2380ea9429899591aa743f02e7.tar.bz2
palm_bk3710: use ->init_dma method
* Move DMA setup to palm_bk3710_init_dma(). * Convert the driver to use ->init_dma method. Cc: Anton Vorontsov <avorontsov@ru.mvista.com> Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/arm')
-rw-r--r--drivers/ide/arm/palm_bk3710.c23
1 files changed, 17 insertions, 6 deletions
diff --git a/drivers/ide/arm/palm_bk3710.c b/drivers/ide/arm/palm_bk3710.c
index 7ed79e7f3110..8fa34e26443a 100644
--- a/drivers/ide/arm/palm_bk3710.c
+++ b/drivers/ide/arm/palm_bk3710.c
@@ -317,6 +317,22 @@ static u8 __devinit palm_bk3710_cable_detect(ide_hwif_t *hwif)
return ATA_CBL_PATA80;
}
+static int __devinit palm_bk3710_init_dma(ide_hwif_t *hwif,
+ const struct ide_port_info *d)
+{
+ unsigned long base =
+ hwif->io_ports[IDE_DATA_OFFSET] - IDE_PALM_ATA_PRI_REG_OFFSET;
+
+ printk(KERN_INFO " %s: MMIO-DMA\n", hwif->name);
+
+ if (ide_allocate_dma_engine(hwif))
+ return -1;
+
+ ide_setup_dma(hwif, base);
+
+ return 0;
+}
+
static const struct ide_port_ops palm_bk3710_ports_ops = {
.set_pio_mode = palm_bk3710_set_pio_mode,
.set_dma_mode = palm_bk3710_set_dma_mode,
@@ -324,8 +340,8 @@ static const struct ide_port_ops palm_bk3710_ports_ops = {
};
static const struct ide_port_info __devinitdata palm_bk3710_port_info = {
+ .init_dma = palm_bk3710_init_dma,
.port_ops = &palm_bk3710_ports_ops,
- .host_flags = IDE_HFLAG_NO_DMA, /* hack (no PCI) */
.pio_mask = ATA_PIO4,
.udma_mask = ATA_UDMA4, /* (input clk 99MHz) */
.mwdma_mask = ATA_MWDMA2,
@@ -392,11 +408,6 @@ static int __devinit palm_bk3710_probe(struct platform_device *pdev)
hwif->mmio = 1;
default_hwif_mmiops(hwif);
- printk(KERN_INFO " %s: MMIO-DMA\n", hwif->name);
-
- if (ide_allocate_dma_engine(hwif) == 0)
- ide_setup_dma(hwif, mem->start);
-
idx[0] = i;
ide_device_add(idx, &palm_bk3710_port_info);