diff options
| author | Adrian Hunter <adrian.hunter@nokia.com> | 2009-09-22 19:44:37 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-23 10:39:34 -0400 |
| commit | ef0b27d4ccacac32afc3d1c0e8a95e4091dfbc8c (patch) | |
| tree | ed507b7f505620915f96df8757f36c78fd24c6b6 /include | |
| parent | 53509f0fe28e049e772897aa8fa1f5183b6823a2 (diff) | |
mmc: check status after MMC SWITCH command
According to the standard, the SWITCH command should be followed by a
SEND_STATUS command to check for errors.
Signed-off-by: Adrian Hunter <adrian.hunter@nokia.com>
Acked-by: Matt Fleming <matt@console-pimps.org>
Cc: Ian Molton <ian@mnementh.co.uk>
Cc: "Roberto A. Foglietta" <roberto.foglietta@gmail.com>
Cc: Jarkko Lavinen <jarkko.lavinen@nokia.com>
Cc: Denis Karpov <ext-denis.2.karpov@nokia.com>
Cc: Pierre Ossman <pierre@ossman.eu>
Cc: Philip Langdale <philipl@overt.org>
Cc: "Madhusudhan" <madhu.cr@ti.com>
Cc: <linux-mmc@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mmc/mmc.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h index b2b40951c16c..c02c8db73701 100644 --- a/include/linux/mmc/mmc.h +++ b/include/linux/mmc/mmc.h | |||
| @@ -128,6 +128,7 @@ | |||
| 128 | #define R1_STATUS(x) (x & 0xFFFFE000) | 128 | #define R1_STATUS(x) (x & 0xFFFFE000) |
| 129 | #define R1_CURRENT_STATE(x) ((x & 0x00001E00) >> 9) /* sx, b (4 bits) */ | 129 | #define R1_CURRENT_STATE(x) ((x & 0x00001E00) >> 9) /* sx, b (4 bits) */ |
| 130 | #define R1_READY_FOR_DATA (1 << 8) /* sx, a */ | 130 | #define R1_READY_FOR_DATA (1 << 8) /* sx, a */ |
| 131 | #define R1_SWITCH_ERROR (1 << 7) /* sx, c */ | ||
| 131 | #define R1_APP_CMD (1 << 5) /* sr, c */ | 132 | #define R1_APP_CMD (1 << 5) /* sr, c */ |
| 132 | 133 | ||
| 133 | /* | 134 | /* |