From: sdliyong@gmail.com
To: chris@printf.net, ulf.hansson@linaro.org, sdliyong@gmail.com,
linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] mmc: block: disable the reliable write If the card does not support CMD23
Date: Fri, 14 Aug 2015 15:30:46 +0800 [thread overview]
Message-ID: <1439537446-7713-1-git-send-email-sdliyong@gmail.com> (raw)
From: Yong Li <sdliyong@gmail.com>
Signed-off-by: Yong Li <sdliyong@gmail.com>
---
drivers/mmc/card/block.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index 452782b..d9e3c45 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -1366,7 +1366,8 @@ static void mmc_blk_rw_rq_prep(struct mmc_queue_req *mqrq,
bool do_rel_wr = ((req->cmd_flags & REQ_FUA) ||
(req->cmd_flags & REQ_META)) &&
(rq_data_dir(req) == WRITE) &&
- (md->flags & MMC_BLK_REL_WR);
+ (md->flags & MMC_BLK_REL_WR) &&
+ !(card->quirks & MMC_QUIRK_BLK_NO_CMD23);
memset(brq, 0, sizeof(struct mmc_blk_request));
brq->mrq.cmd = &brq->cmd;
--
2.1.0
next reply other threads:[~2015-08-14 7:32 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-14 7:30 sdliyong [this message]
2015-08-14 8:13 ` [PATCH] mmc: block: disable the reliable write If the card does not support CMD23 Shawn Lin
2015-08-15 12:14 ` LIYONG
2015-08-17 6:48 ` Shawn Lin
2015-08-25 12:06 ` Ulf Hansson
2015-08-26 6:15 ` LIYONG
2015-08-26 7:20 ` Shawn Lin
2015-08-26 12:38 ` LIYONG
2015-08-27 13:22 ` Ulf Hansson
2015-08-28 0:38 ` LIYONG
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