diff options
Diffstat (limited to 'drivers/mmc/host/mmci.c')
| -rw-r--r-- | drivers/mmc/host/mmci.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index ece03b491c7..0d955ffaf44 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; } |