Commit 493890e7 authored Oct 26, 2008 by Pierre Ossman

mmc: increase SD write timeout for crappy cards

It seems that some cards are slightly out of spec and occasionally
will not be able to complete a write in the alloted 250 ms [1].
Incease the timeout slightly to allow even these cards to function
properly.

[1] http://lkml.org/lkml/2008/9/23/390



Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>

parent a622cf69

drivers/mmc/core/core.c

+5 −1

Original line number	Diff line number	Diff line
		@@ -280,7 +280,11 @@ void mmc_set_data_timeout(struct mmc_data data, const struct mmc_card card)
		(card->host->ios.clock / 1000);

		if (data->flags & MMC_DATA_WRITE)
		limit_us = 250000;
		/*
		* The limit is really 250 ms, but that is
		* insufficient for some crappy cards.
		*/
		limit_us = 300000;
		else
		limit_us = 100000;