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mmc: meson-gx: reduce bounce buffer size

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

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: Kevin Hilman <khilman@baylibre.com>
Tested-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Heiner Kallweit 2017-02-07 22:35:02 +01:00 committed by Ulf Hansson
parent efe0b66971
commit 4136fcb547
1 changed files with 1 additions and 1 deletions
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2
drivers/mmc/host/meson-gx-mmc.c
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@ -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);