mmc: meson-gx: reduce bounce buffer size

A bounce buffer of 512K isn't needed as the max request size is
511 * 512 byte.

Signed-off-by: Heiner Kallweit <[email protected]>
Reviewed-by: Kevin Hilman <[email protected]>
Tested-by: Kevin Hilman <[email protected]>
Signed-off-by: Ulf Hansson <[email protected]>
This commit is contained in:
Heiner Kallweit 2017-02-07 22:35:02 +01:00 • committed by Ulf Hansson
commit 4136fcb547

View file

@ -782,7 +782,7 @@ static int meson_mmc_probe(struct platform_device *pdev)
mmc->max_req_size = mmc->max_blk_count * mmc->max_blk_size;
/* data bounce buffer */
host->bounce_buf_size = SZ_512K;
host->bounce_buf_size = mmc->max_req_size;
host->bounce_buf =
dma_alloc_coherent(host->dev, host->bounce_buf_size,
&host->bounce_dma_addr, GFP_KERNEL);