Commit 1712c937 authored by Ziyuan Xu's avatar Ziyuan Xu Committed by Ulf Hansson
Browse files

mmc: core: don't try to switch block size for dual rate mode 



Per spec, block size should always be 512 bytes for dual rate mode,
so any attempts to switch the block size under dual rate mode should
be neglected.

Signed-off-by: default avatarZiyuan Xu <xzy.xu@rock-chips.com>
Signed-off-by: default avatarShawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 3794c542

drivers/mmc/core/core.c

+2 −1
Original line number Diff line number Diff line
@@ -2576,7 +2576,8 @@ int mmc_set_blocklen(struct mmc_card *card, unsigned int blocklen) 
{

	struct mmc_command cmd = {0};



	if (mmc_card_blockaddr(card) || mmc_card_ddr52(card))

	if (mmc_card_blockaddr(card) || mmc_card_ddr52(card) ||

	    mmc_card_hs400(card) || mmc_card_hs400es(card))

		return 0;



	cmd.opcode = MMC_SET_BLOCKLEN;