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>

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);