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Commit 173f4531 authored by Konstantin Dorfman's avatar Konstantin Dorfman Committed by Gerrit - the friendly Code Review server
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mmc: card: quirk: disable cache for Kingstone card 



This change prevents enabling cache during card init for specific
Kingstone card.
This change is workaround the problem of long timeouts for cache
operations.

Change-Id: I6be53a408c7d6422556585d4ea2f9b1c487563e0
Signed-off-by: default avatarKonstantin Dorfman <kdorfman@codeaurora.org>
parent 9331006e

drivers/mmc/core/mmc.c

+3 −0
Original line number Diff line number Diff line
@@ -74,6 +74,9 @@ static const struct mmc_fixup mmc_fixups[] = { 
	MMC_FIXUP("H8G2d", CID_MANFID_HYNIX, CID_OEMID_ANY, add_quirk_mmc,

		  MMC_QUIRK_CACHE_DISABLE),



	MMC_FIXUP("MMC16G", CID_MANFID_KINGSTON, CID_OEMID_ANY, add_quirk_mmc,

		  MMC_QUIRK_CACHE_DISABLE),



	END_FIXUP

};

include/linux/mmc/card.h

+1 −0
Original line number Diff line number Diff line
@@ -455,6 +455,7 @@ struct mmc_fixup { 
#define CID_MANFID_TOSHIBA	0x11

#define CID_MANFID_MICRON	0x13

#define CID_MANFID_SAMSUNG	0x15

#define CID_MANFID_KINGSTON	0x70

#define CID_MANFID_HYNIX	0x90



#define END_FIXUP { 0 }