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path: root/drivers/mmc/host/cavium.c
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Diffstat (limited to 'drivers/mmc/host/cavium.c')
-rw-r--r--drivers/mmc/host/cavium.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/mmc/host/cavium.c b/drivers/mmc/host/cavium.c
index ed5cefb83768..89deb451e0ac 100644
--- a/drivers/mmc/host/cavium.c
+++ b/drivers/mmc/host/cavium.c
@@ -374,6 +374,7 @@ static int finish_dma_single(struct cvm_mmc_host *host, struct mmc_data *data)
{
data->bytes_xfered = data->blocks * data->blksz;
data->error = 0;
+ dma_unmap_sg(host->dev, data->sg, data->sg_len, get_dma_dir(data));
return 1;
}
@@ -1046,7 +1047,8 @@ int cvm_mmc_of_slot_probe(struct device *dev, struct cvm_mmc_host *host)
mmc->max_segs = 1;
/* DMA size field can address up to 8 MB */
- mmc->max_seg_size = 8 * 1024 * 1024;
+ mmc->max_seg_size = min_t(unsigned int, 8 * 1024 * 1024,
+ dma_get_max_seg_size(host->dev));
mmc->max_req_size = mmc->max_seg_size;
/* External DMA is in 512 byte blocks */
mmc->max_blk_size = 512;