diff options
| author | Ashish Jangam <ashish.jangam@kpitcummins.com> | 2012-04-30 23:23:40 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-04-30 23:29:56 +0100 |
| commit | 2e33caf16f7a1903d226ef7f9f5ec6a234fee18e (patch) | |
| tree | b557691a1197a035eee85df52d4eb05bcb9f02fb /include/linux/regmap.h | |
| parent | 56806555de5485d6786bf0f8df01b8ed9fc5d006 (diff) | |
regmap: Converts group operation into single read write operations
Some devices does not support bulk read and write operations, for them
we have series of single write and read operations.
Signed-off-by: Anthony Olech <Anthony.Olech@diasemi.com>
Signed-off-by: Ashish Jangam <ashish.jangam@kpitcummins.com>
[Fixed coding style, don't check use_single_rw before assign --broonie ]
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'include/linux/regmap.h')
| -rw-r--r-- | include/linux/regmap.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/regmap.h b/include/linux/regmap.h index 0258bcd6258d..ae797b142aa8 100644 --- a/include/linux/regmap.h +++ b/include/linux/regmap.h @@ -76,6 +76,9 @@ struct reg_default { * @write_flag_mask: Mask to be set in the top byte of the register when doing * a write. If both read_flag_mask and write_flag_mask are * empty the regmap_bus default masks are used. + * @use_single_rw: If set, converts the bulk read and write operations into + * a series of single read and write operations. This is useful + * for device that does not support bulk read and write. * * @cache_type: The actual cache type. * @reg_defaults_raw: Power on reset values for registers (for use with @@ -104,6 +107,8 @@ struct regmap_config { u8 read_flag_mask; u8 write_flag_mask; + + bool use_single_rw; }; typedef int (*regmap_hw_write)(void *context, const void *data, |