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authorUlf Hansson <ulf.hansson@linaro.org>2013-12-18 11:59:17 +0100
committerChris Ball <chris@printf.net>2014-02-13 22:58:49 -0500
commit7536d3f83aa42ba1a3b1c6b30c2b6d94a820cbb2 (patch)
tree7d7e0d1e730528f2ca7fd8e987d305274e019a46 /drivers/mmc/core/mmc.c
parentmmc: core: Use mmc_flush_cache() during mmc suspend (diff)
downloadlinux-dev-7536d3f83aa42ba1a3b1c6b30c2b6d94a820cbb2.tar.xz
linux-dev-7536d3f83aa42ba1a3b1c6b30c2b6d94a820cbb2.zip
mmc: core: Enable MMC_CAP2_CACHE_CTRL as default
There are no reason to why the use of a non-volatile internal eMMC cache should be controlled by a host cap. Instead let's just enable it if the eMMC card supports it. Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org> Acked-by: Seungwon Jeon <tgih.jun@samsung.com> Signed-off-by: Chris Ball <chris@printf.net>
Diffstat (limited to 'drivers/mmc/core/mmc.c')
-rw-r--r--drivers/mmc/core/mmc.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index 6d446e217f36..072171183d5b 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -1287,8 +1287,7 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
* If cache size is higher than 0, this indicates
* the existence of cache and it can be turned on.
*/
- if ((host->caps2 & MMC_CAP2_CACHE_CTRL) &&
- card->ext_csd.cache_size > 0) {
+ if (card->ext_csd.cache_size > 0) {
err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
EXT_CSD_CACHE_CTRL, 1,
card->ext_csd.generic_cmd6_time);