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path: root/drivers/mmc/host/mmci.c
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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 ece03b491c7d..0d955ffaf44e 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;
}