Commit 9d9648e5 authored Jul 22, 2019 by Ram Prakash Gupta

mmc: card: disable cache for specific Kingston cards



This change prevents enabling cache for cards with
product name MMC16G.
This change is workaround the problem of long timeouts for cache
operations.

Change-Id: Ic166e90b1ffcf46bc8d968ba80ab132fc608b0f9
Signed-off-by: Talel Shenhar <tatias@codeaurora.org>
Signed-off-by: Ram Prakash Gupta <rampraka@codeaurora.org>

parent a073798a

drivers/mmc/core/quirks.h

+4 −0

Original line number	Diff line number	Diff line
		@@ -117,6 +117,10 @@ static const struct mmc_fixup mmc_blk_fixups[] = {
		MMC_FIXUP("SEM04G", 0x45, CID_OEMID_ANY, add_quirk_mmc,
		MMC_QUIRK_INAND_DATA_TIMEOUT),

		/* Disable cache for specific cards */
		MMC_FIXUP("MMC16G", CID_MANFID_KINGSTON, CID_OEMID_ANY, add_quirk_mmc,
		MMC_QUIRK_CACHE_DISABLE),

		END_FIXUP
		};