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-rw-r--r--arch/powerpc/include/asm/macio.h1
-rw-r--r--drivers/macintosh/macio_asic.c5
2 files changed, 6 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/macio.h b/arch/powerpc/include/asm/macio.h
index 2b7b39294a6..86d5fed1c49 100644
--- a/arch/powerpc/include/asm/macio.h
+++ b/arch/powerpc/include/asm/macio.h
@@ -39,6 +39,7 @@ struct macio_dev
struct macio_bus *bus; /* macio bus this device is on */
struct macio_dev *media_bay; /* Device is part of a media bay */
struct of_device ofdev;
+ struct device_dma_parameters dma_parms; /* ide needs that */
int n_resources;
struct resource resource[MACIO_DEV_COUNT_RESOURCES];
int n_interrupts;
diff --git a/drivers/macintosh/macio_asic.c b/drivers/macintosh/macio_asic.c
index 5200acfc9d3..26a303a1d1a 100644
--- a/drivers/macintosh/macio_asic.c
+++ b/drivers/macintosh/macio_asic.c
@@ -379,6 +379,11 @@ static struct macio_dev * macio_add_one_device(struct macio_chip *chip,
dev->ofdev.dev.parent = parent;
dev->ofdev.dev.bus = &macio_bus_type;
dev->ofdev.dev.release = macio_release_dev;
+ dev->ofdev.dev.dma_parms = &dev->dma_parms;
+
+ /* Standard DMA paremeters */
+ dma_set_max_seg_size(&dev->ofdev.dev, 65536);
+ dma_set_seg_boundary(&dev->ofdev.dev, 0xffffffff);
#ifdef CONFIG_PCI
/* Set the DMA ops to the ones from the PCI device, this could be