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linux-sg2042
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mmc: core: do not retry CMD6 in __mmc_switch() 

the response type of CMD6 is R1B, when the first CMD6 gets response
CRC error, do retry may get timeout error due to card may still in
busy state, which cause this retry make no sense.

Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Chaotian Jing 2019-02-15 13:59:34 +08:00 committed by Ulf Hansson
parent eae343c290
commit 3a0681c744
1 changed files with 1 additions and 1 deletions
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2
drivers/mmc/core/mmc_ops.c
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@ -562,7 +562,7 @@ int __mmc_switch(struct mmc_card *card, u8 set, u8 index, u8 value,
if (index == EXT_CSD_SANITIZE_START)
cmd.sanitize_busy = true;
err = mmc_wait_for_cmd(host, &cmd, MMC_CMD_RETRIES);
err = mmc_wait_for_cmd(host, &cmd, 0);
if (err)
goto out;