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-rw-r--r--include/linux/mmc/core.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h
index 495d133..39613b9 100644
--- a/include/linux/mmc/core.h
+++ b/include/linux/mmc/core.h
@@ -18,6 +18,9 @@ struct mmc_request;
struct mmc_command {
u32 opcode;
u32 arg;
+#define MMC_CMD23_ARG_REL_WR (1 << 31)
+#define MMC_CMD23_ARG_PACKED ((0 << 31) | (1 << 30))
+#define MMC_CMD23_ARG_TAG_REQ (1 << 29)
u32 resp[4];
unsigned int flags; /* expected response type */
#define MMC_RSP_PRESENT (1 << 0)
@@ -148,6 +151,7 @@ extern int mmc_wait_for_app_cmd(struct mmc_host *, struct mmc_card *,
extern void mmc_start_bkops(struct mmc_card *card, bool from_exception);
extern int __mmc_switch(struct mmc_card *, u8, u8, u8, unsigned int, bool);
extern int mmc_switch(struct mmc_card *, u8, u8, u8, unsigned int);
+extern int mmc_send_ext_csd(struct mmc_card *card, u8 *ext_csd);
#define MMC_ERASE_ARG 0x00000000
#define MMC_SECURE_ERASE_ARG 0x80000000
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