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mmc: tmio: Fix tuning flow 

If the return value of mmc_send_tuning() is error other than -EILSEQ,
the tuning fails and process goes out of for_loop. The correct
processing is to judge their TAP as not good (NG) and continue.

Signed-off-by: Masaharu Hayakawa <masaharu.hayakawa.ry@renesas.com>
[Niklas: update commit message]
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Tested-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Masaharu Hayakawa 2018-07-24 16:51:37 +02:00 committed by Ulf Hansson
parent 1389690be1
commit a8f399f624
1 changed files with 0 additions and 2 deletions
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2
drivers/mmc/host/tmio_mmc_core.c
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@ -818,8 +818,6 @@ static int tmio_mmc_execute_tuning(struct mmc_host *mmc, u32 opcode)
host->prepare_tuning(host, i % host->tap_num);
ret = mmc_send_tuning(mmc, opcode, NULL);
if (ret && ret != -EILSEQ)
goto out;
if (ret == 0)
set_bit(i, host->taps);