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| author | Pierre Ossman <drzeus@drzeus.cx> | 2006-10-06 00:44:03 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-10-06 08:53:41 -0700 |
| commit | ec5a19dd935eb3793e1f6ed491e8035b3d7b1df9 (patch) | |
| tree | 931d2ffce2fe444f26b51b076c3472110a3e5a8a /include/linux/mmc | |
| parent | 45e02b5b52e43aa7a674f64ca3470b9ee51fc9fd (diff) | |
| download | op-kernel-dev-ec5a19dd935eb3793e1f6ed491e8035b3d7b1df9.zip op-kernel-dev-ec5a19dd935eb3793e1f6ed491e8035b3d7b1df9.tar.gz | |
[PATCH] mmc: multi sector write transfers
SD cards extend the protocol by allowing the host to query a card how many
blocks were successfully stored on the medium. This allows us to safely write
chunks of blocks at once.
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/mmc')
| -rw-r--r-- | include/linux/mmc/protocol.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mmc/protocol.h b/include/linux/mmc/protocol.h index 81c3f77..08dec8d 100644 --- a/include/linux/mmc/protocol.h +++ b/include/linux/mmc/protocol.h @@ -83,6 +83,7 @@ /* Application commands */ #define SD_APP_SET_BUS_WIDTH 6 /* ac [1:0] bus width R1 */ +#define SD_APP_SEND_NUM_WR_BLKS 22 /* adtc R1 */ #define SD_APP_OP_COND 41 /* bcr [31:0] OCR R3 */ #define SD_APP_SEND_SCR 51 /* adtc R1 */ |
