From 09b4f706736fb9f9af763d8af41bf6f99944dc0c Mon Sep 17 00:00:00 2001
From: Ludovic Barre <ludovic.barre@st.com>
Date: Wed, 7 Nov 2018 10:30:40 +0100
Subject: [PATCH] mmc: mmci: send stop command if sbc error issue
Refer to "4.15 set block count command" of sd specification:
Host needs to issue CMD12 if any error is detected in
the CMD18 and CMD25 operations.
In sbc case, the data->stop is fill by framework.
Signed-off-by: Ludovic Barre <ludovic.barre@st.com>
Tested-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
---
drivers/mmc/host/mmci.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index 82bab35fff41f..13fa640d86d6e 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -1190,11 +1190,10 @@ mmci_data_irq(struct mmci_host *host, struct mmc_data *data,
/* The error clause is handled above, success! */
data->bytes_xfered = data->blksz * data->blocks;
- if (!data->stop || host->mrq->sbc) {
+ if (!data->stop || (host->mrq->sbc && !data->error))
mmci_request_end(host, data->mrq);
- } else {
+ else
mmci_start_command(host, data->stop, 0);
- }
}
}
--
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