Commit 291ee9d5 authored by Mårten Lindahl's avatar Mårten Lindahl Committed by Ulf Hansson
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mmc: core: Update ->card_busy() callback comment 



According to SD specification checking state of DAT0 only, is enough while
polling for card busy completion. Let's update the comment in the header
file to correct this, as the comment says DAT[0:3].

Signed-off-by: default avatarMårten Lindahl <marten.lindahl@axis.com>
Link: https://lore.kernel.org/r/20210816153054.24082-1-marten.lindahl@axis.com


Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 4850c225

include/linux/mmc/host.h

+1 −1
Original line number Diff line number Diff line
@@ -153,7 +153,7 @@ struct mmc_host_ops { 


	int	(*start_signal_voltage_switch)(struct mmc_host *host, struct mmc_ios *ios);



	/* Check if the card is pulling dat[0:3] low */

	/* Check if the card is pulling dat[0] low */

	int	(*card_busy)(struct mmc_host *host);



	/* The tuning command opcode value is different for SD and eMMC cards */