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openwrt-master/target/linux/bcm27xx/patches-6.6/950-1333-mmc-quirks-disable-cache-on-more-known-bad-Sandisk-c.patch
domenico c06fb25d1f
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Initial commit
2025-06-24 14:35:53 +02:00

36 lines
1.3 KiB
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From 4d702b5c68d6449d81281677f71de557f64cdce5 Mon Sep 17 00:00:00 2001
From: Jonathan Bell <jonathan@raspberrypi.com>
Date: Tue, 15 Oct 2024 14:35:42 +0100
Subject: [PATCH 1333/1350] mmc: quirks: disable cache on more known-bad
Sandisk card date ranges
Cards with manufacture dates in 2019 and 2020 have been seen in the wild
that hang indefinitely if issued a cache flush command in CQ mode.
Signed-off-by: Jonathan Bell <jonathan@raspberrypi.com>
---
drivers/mmc/core/quirks.h | 12 ++++++++++++
1 file changed, 12 insertions(+)
--- a/drivers/mmc/core/quirks.h
+++ b/drivers/mmc/core/quirks.h
@@ -42,6 +42,18 @@ static const struct mmc_fixup __maybe_un
0, -1ull, SDIO_ANY_ID, SDIO_ANY_ID, add_quirk_sd,
MMC_QUIRK_BROKEN_SD_CACHE, EXT_CSD_REV_ANY),
+ /*
+ * Early Sandisk Extreme and Extreme Pro A2 cards never finish SD cache
+ * flush in CQ mode. Latest card date this was seen on is 10/2020.
+ */
+ _FIXUP_EXT(CID_NAME_ANY, CID_MANFID_SANDISK_SD, 0x5344, 2019, CID_MONTH_ANY,
+ 0, -1ull, SDIO_ANY_ID, SDIO_ANY_ID, add_quirk_sd,
+ MMC_QUIRK_BROKEN_SD_CACHE, EXT_CSD_REV_ANY),
+
+ _FIXUP_EXT(CID_NAME_ANY, CID_MANFID_SANDISK_SD, 0x5344, 2020, CID_MONTH_ANY,
+ 0, -1ull, SDIO_ANY_ID, SDIO_ANY_ID, add_quirk_sd,
+ MMC_QUIRK_BROKEN_SD_CACHE, EXT_CSD_REV_ANY),
+
END_FIXUP
};