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mmc: mediatek: fix SDIO IRQ detection issue 

If cmd19 timeout or response crcerr occurs during execute_tuning(),
it need invoke msdc_reset_hw(). Otherwise SDIO IRQ can't be detected.

Signed-off-by: jjian zhou <jjian.zhou@mediatek.com>
Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
Signed-off-by: Yong Mao <yong.mao@mediatek.com>
Fixes: 5215b2e952 ("mmc: mediatek: Add MMC_CAP_SDIO_IRQ support")
Cc: stable@vger.kernel.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
jjian zhou 2019-06-17 19:04:08 +08:00 committed by Ulf Hansson
parent 8a5df8ac62
commit 20314ce30a
1 changed files with 2 additions and 0 deletions
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2
drivers/mmc/host/mtk-sd.c
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@ -1023,6 +1023,8 @@ static void msdc_request_done(struct msdc_host *host, struct mmc_request *mrq)
msdc_track_cmd_data(host, mrq->cmd, mrq->data);
if (mrq->data)
msdc_unprepare_data(host, mrq);
if (host->error)
msdc_reset_hw(host);
mmc_request_done(host->mmc, mrq);
}