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Diffstat (limited to 'include/linux/mmc/card.h')
-rw-r--r--include/linux/mmc/card.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h
index 711c3f8..5513785 100644
--- a/include/linux/mmc/card.h
+++ b/include/linux/mmc/card.h
@@ -80,6 +80,9 @@ struct mmc_ext_csd {
u8 raw_sec_feature_support;/* 231 */
u8 raw_trim_mult; /* 232 */
u8 raw_sectors[4]; /* 212 - 4 bytes */
+
+ unsigned int feature_support;
+#define MMC_DISCARD_FEATURE BIT(0) /* CMD38 feature */
};
struct sd_scr {