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mmc: sdhci: do not set AUTO_CMD12 for multi-block CMD53

For CMD53 in block mode, the host does not need to stop the transfer,
as it stops when the block count (present in CMD53) is reached.

Signed-off-by: Corneliu Doban <cdoban@broadcom.com>
Signed-off-by: Scott Branden <sbranden@broadcom.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Corneliu Doban 10 năm trước cách đây
mục cha
commit
85cc1c3319
1 tập tin đã thay đổi với 3 bổ sung1 xóa
  1. 3 1
      drivers/mmc/host/sdhci.c

+ 3 - 1
drivers/mmc/host/sdhci.c

@@ -28,6 +28,7 @@
 #include <linux/mmc/mmc.h>
 #include <linux/mmc/host.h>
 #include <linux/mmc/card.h>
+#include <linux/mmc/sdio.h>
 #include <linux/mmc/slot-gpio.h>
 
 #include "sdhci.h"
@@ -931,7 +932,8 @@ static void sdhci_set_transfer_mode(struct sdhci_host *host,
 		 * If we are sending CMD23, CMD12 never gets sent
 		 * on successful completion (so no Auto-CMD12).
 		 */
-		if (!host->mrq->sbc && (host->flags & SDHCI_AUTO_CMD12))
+		if (!host->mrq->sbc && (host->flags & SDHCI_AUTO_CMD12) &&
+		    (cmd->opcode != SD_IO_RW_EXTENDED))
 			mode |= SDHCI_TRNS_AUTO_CMD12;
 		else if (host->mrq->sbc && (host->flags & SDHCI_AUTO_CMD23)) {
 			mode |= SDHCI_TRNS_AUTO_CMD23;