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-rw-r--r--arch/arm/plat-samsung/dma-ops.c10
-rw-r--r--arch/arm/plat-samsung/include/plat/dma-ops.h3
-rw-r--r--arch/arm/plat-samsung/s3c-dma-ops.c3
3 files changed, 12 insertions, 4 deletions
diff --git a/arch/arm/plat-samsung/dma-ops.c b/arch/arm/plat-samsung/dma-ops.c
index d088afa034e..71d58ddea9c 100644
--- a/arch/arm/plat-samsung/dma-ops.c
+++ b/arch/arm/plat-samsung/dma-ops.c
@@ -19,7 +19,8 @@
#include <mach/dma.h>
static unsigned samsung_dmadev_request(enum dma_ch dma_ch,
- struct samsung_dma_req *param)
+ struct samsung_dma_req *param,
+ struct device *dev, char *ch_name)
{
dma_cap_mask_t mask;
void *filter_param;
@@ -33,7 +34,12 @@ static unsigned samsung_dmadev_request(enum dma_ch dma_ch,
*/
filter_param = (dma_ch == DMACH_DT_PROP) ?
(void *)param->dt_dmach_prop : (void *)dma_ch;
- return (unsigned)dma_request_channel(mask, pl330_filter, filter_param);
+
+ if (dev->of_node)
+ return (unsigned)dma_request_slave_channel(dev, ch_name);
+ else
+ return (unsigned)dma_request_channel(mask, pl330_filter,
+ filter_param);
}
static int samsung_dmadev_release(unsigned ch, void *param)
diff --git a/arch/arm/plat-samsung/include/plat/dma-ops.h b/arch/arm/plat-samsung/include/plat/dma-ops.h
index f5144cdd300..114178268b7 100644
--- a/arch/arm/plat-samsung/include/plat/dma-ops.h
+++ b/arch/arm/plat-samsung/include/plat/dma-ops.h
@@ -39,7 +39,8 @@ struct samsung_dma_config {
};
struct samsung_dma_ops {
- unsigned (*request)(enum dma_ch ch, struct samsung_dma_req *param);
+ unsigned (*request)(enum dma_ch ch, struct samsung_dma_req *param,
+ struct device *dev, char *ch_name);
int (*release)(unsigned ch, void *param);
int (*config)(unsigned ch, struct samsung_dma_config *param);
int (*prepare)(unsigned ch, struct samsung_dma_prep *param);
diff --git a/arch/arm/plat-samsung/s3c-dma-ops.c b/arch/arm/plat-samsung/s3c-dma-ops.c
index f99448c48d3..0cc40aea3f5 100644
--- a/arch/arm/plat-samsung/s3c-dma-ops.c
+++ b/arch/arm/plat-samsung/s3c-dma-ops.c
@@ -36,7 +36,8 @@ static void s3c_dma_cb(struct s3c2410_dma_chan *channel, void *param,
}
static unsigned s3c_dma_request(enum dma_ch dma_ch,
- struct samsung_dma_req *param)
+ struct samsung_dma_req *param,
+ struct device *dev, char *ch_name)
{
struct cb_data *data;