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authorVinod Koul <vinod.koul@linux.intel.com>2011-11-17 14:54:38 +0530
committerVinod Koul <vinod.koul@linux.intel.com>2011-11-17 14:54:57 +0530
commite0d23ef29ed637dc6bd739f590985746d9ad9caa (patch)
treec5b5856dc88582697997bb10ccacad6fc2535465 /drivers/mmc/host/mmci.c
parentca7fe2db892dcf91b2c72ee352eda4ff867903a7 (diff)
parent55ba4e5ed4ac57b60fe56acfd324f6a87123cc34 (diff)
Merge branch 'dma_slave_direction' into next_test_dirn
resolved conflicts: drivers/media/video/mx3_camera.c
Diffstat (limited to 'drivers/mmc/host/mmci.c')
-rw-r--r--drivers/mmc/host/mmci.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index 50b5f9926f6..0b44d6bbe5d 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -374,6 +374,7 @@ static int mmci_dma_prep_data(struct mmci_host *host, struct mmc_data *data,
struct dma_chan *chan;
struct dma_device *device;
struct dma_async_tx_descriptor *desc;
+ enum dma_data_direction buffer_dirn;
int nr_sg;
/* Check if next job is already prepared */
@@ -387,10 +388,12 @@ static int mmci_dma_prep_data(struct mmci_host *host, struct mmc_data *data,
}
if (data->flags & MMC_DATA_READ) {
- conf.direction = DMA_FROM_DEVICE;
+ conf.direction = DMA_DEV_TO_MEM;
+ buffer_dirn = DMA_FROM_DEVICE;
chan = host->dma_rx_channel;
} else {
- conf.direction = DMA_TO_DEVICE;
+ conf.direction = DMA_MEM_TO_DEV;
+ buffer_dirn = DMA_TO_DEVICE;
chan = host->dma_tx_channel;
}
@@ -403,7 +406,7 @@ static int mmci_dma_prep_data(struct mmci_host *host, struct mmc_data *data,
return -EINVAL;
device = chan->device;
- nr_sg = dma_map_sg(device->dev, data->sg, data->sg_len, conf.direction);
+ nr_sg = dma_map_sg(device->dev, data->sg, data->sg_len, buffer_dirn);
if (nr_sg == 0)
return -EINVAL;
@@ -426,7 +429,7 @@ static int mmci_dma_prep_data(struct mmci_host *host, struct mmc_data *data,
unmap_exit:
if (!next)
dmaengine_terminate_all(chan);
- dma_unmap_sg(device->dev, data->sg, data->sg_len, conf.direction);
+ dma_unmap_sg(device->dev, data->sg, data->sg_len, buffer_dirn);
return -ENOMEM;
}