The MMC_CMD_STOP_TRANSMISSION response is R1 for read transfers per JEDEC Standard No. 84-B51 Page 126 . Correct the response type and add a comment about it.
Signed-off-by: Marek Vasut marek.vasut+renesas@mailbox.org --- V2: New patch --- Cc: "Ying-Chun Liu (PaulLiu)" paul.liu@linaro.org Cc: Hai Pham hai.pham.ud@renesas.com Cc: Jaehoon Chung jh80.chung@samsung.com Cc: Loic Poulain loic.poulain@linaro.org Cc: Peng Fan peng.fan@nxp.com Cc: Simon Glass sjg@chromium.org Cc: Takeshi Kihara takeshi.kihara.df@renesas.com --- drivers/mmc/mmc.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c index 965bc8f0dba..f9b2f940389 100644 --- a/drivers/mmc/mmc.c +++ b/drivers/mmc/mmc.c @@ -427,7 +427,12 @@ static int mmc_read_blocks(struct mmc *mmc, void *dst, lbaint_t start, if (blkcnt > 1) { cmd.cmdidx = MMC_CMD_STOP_TRANSMISSION; cmd.cmdarg = 0; - cmd.resp_type = MMC_RSP_R1b; + /* + * JEDEC Standard No. 84-B51 Page 126 + * CMD12 STOP_TRANSMISSION R1/R1b[3] + * NOTE 3 R1 for read cases and R1b for write cases. + */ + cmd.resp_type = MMC_RSP_R1; if (mmc_send_cmd(mmc, &cmd, NULL)) { #if !defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_LIBCOMMON_SUPPORT) pr_err("mmc fail to send stop cmd\n");