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| author | Haibo Chen <haibo.chen@nxp.com> | 2017-08-08 18:54:01 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-08-16 13:43:17 -0700 |
| commit | 0a205d8145c22d83e24ada019b599a33f7bf68ed (patch) | |
| tree | 2d2c700c00e268017b2e36bf328853b004c58241 /drivers/mmc | |
| parent | 160c365b5879e6d4ea1c299b68c9702e8c783298 (diff) | |
| download | linux-rt-0a205d8145c22d83e24ada019b599a33f7bf68ed.tar.gz | |
mmc: mmc: correct the logic for setting HS400ES signal voltage
commit 92ddd95919466de5d34f3cb43635da9a7f9ab814 upstream.
Change the default err value to -EINVAL, make sure the card only
has type EXT_CSD_CARD_TYPE_HS400_1_8V also do the signal voltage
setting when select hs400es mode.
Fixes: commit 1720d3545b77 ("mmc: core: switch to 1V8 or 1V2 for hs400es mode")
Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
Reviewed-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/core/mmc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index 323dba35bc9a..b2ca10c4d2a5 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -1258,7 +1258,7 @@ out_err: static int mmc_select_hs400es(struct mmc_card *card) { struct mmc_host *host = card->host; - int err = 0; + int err = -EINVAL; u8 val; if (!(host->caps & MMC_CAP_8_BIT_DATA)) { |