mmc: core: Optimize entering HS400 mode



In the current HS400 selection sequence high speed mode is entered
twice unnecessarily. Skip the first hs selection as it is also done
as part of entering high speed DDR mode.

CRs-fixed: 707453
Change-Id: Id027af977fe416056a6fbef39da1a84e41d89e53
Signed-off-by: Venkat Gopalakrishnan <venkatg@codeaurora.org>

parent 3c4a9994

drivers/mmc/core/mmc.c

+1 −6

Original line number	Diff line number	Diff line
		@@ -1141,12 +1141,7 @@ static int mmc_select_hs400(struct mmc_card card, u8 ext_csd)
		mmc_set_timing(host, MMC_TIMING_LEGACY);
		mmc_set_clock(host, MMC_HIGH_26_MAX_DTR);

		err = mmc_select_hs(card, ext_csd);
		if (err)
		goto out;
		mmc_card_clr_highspeed(card);

		/* Switch to 8-bit DDR mode */
		/* Switch to 8-bit HighSpeed DDR mode */
		err = mmc_select_hsddr(card, ext_csd);
		if (err)
		goto out;