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authorHeiner Kallweit <hkallweit1@gmail.com>2017-02-08 00:35:02 +0300
committerUlf Hansson <ulf.hansson@linaro.org>2017-02-14 11:10:57 +0300
commit4136fcb547d2baec31179aa0ce3466f4040b193c (patch)
tree6001a648416a2f43fb38712e165ac4b79f42065e /drivers/mmc/host
parentefe0b669716314072f0467368c2be2f501f04afc (diff)
downloadlinux-4136fcb547d2baec31179aa0ce3466f4040b193c.tar.xz
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 <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>
Diffstat (limited to 'drivers/mmc/host')
-rw-r--r--drivers/mmc/host/meson-gx-mmc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c
index c9f251713611..4feb8971003e 100644
--- a/drivers/mmc/host/meson-gx-mmc.c
+++ b/drivers/mmc/host/meson-gx-mmc.c
@@ -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);