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authorMårten Lindahl <marten.lindahl@axis.com>2021-08-16 17:30:54 +0200
committerUlf Hansson <ulf.hansson@linaro.org>2021-08-24 15:20:00 +0200
commit291ee9d5da535f8c72408850a413074c4719c8d3 (patch)
tree30df7533b7da5b775028993530cbd3140a798cba /include/linux/mmc
parent4850c225dd0e82c8aff8fe4bddc183c37551ede9 (diff)
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: Mårten Lindahl <marten.lindahl@axis.com> Link: https://lore.kernel.org/r/20210816153054.24082-1-marten.lindahl@axis.com Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'include/linux/mmc')
-rw-r--r--include/linux/mmc/host.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index 0abd47e9ef9b..ff1a251bb0bc 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -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 */