Messages in this thread Patch in this message | | | From | Jjian Zhou <> | Subject | [PATCH V2 2/2] mmc: mediatek: fix SDIO IRQ detection issue | Date | Mon, 17 Jun 2019 19:04:08 +0800 |
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From: jjian zhou <jjian.zhou@mediatek.com>
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> --- drivers/mmc/host/mtk-sd.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c index fa7d420..ba1ad5e 100644 --- a/drivers/mmc/host/mtk-sd.c +++ b/drivers/mmc/host/mtk-sd.c @@ -1031,6 +1031,8 @@ 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); }
-- 1.9.1
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