Commit 09b4f706 authored Nov 07, 2018 by Ludovic Barre Committed by Ulf Hansson Dec 17, 2018

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>

parent 20427e5d

drivers/mmc/host/mmci.c

+2 −3

Original line number	Diff line number	Diff line
		@@ -1190,13 +1190,12 @@ 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);
		}
		}
		}

		static void
		mmci_cmd_irq(struct mmci_host host, struct mmc_command cmd,

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