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| author | Michael Walle <michael@walle.cc> | 2022-11-21 16:08:42 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2022-11-22 12:23:17 +0000 |
| commit | a6d99022e56e8c1ddc4c75895ed9e3ce5da88453 (patch) | |
| tree | 7537b99e86ac937a24f11d3d0b65a405bfa488e3 /include/linux/regmap.h | |
| parent | 9abf2313adc1ca1b6180c508c25f22f9395cc780 (diff) | |
| download | linux-a6d99022e56e8c1ddc4c75895ed9e3ce5da88453.tar.bz2 | |
regmap: add regmap_might_sleep()
With the dawn of MMIO gpio-regmap users, it is desirable to let
gpio-regmap ask the regmap if it might sleep during an access so
it can pass that information to gpiochip. Add a new regmap_might_sleep()
to query the regmap.
Signed-off-by: Michael Walle <michael@walle.cc>
Link: https://lore.kernel.org/r/20221121150843.1562603-1-michael@walle.cc
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'include/linux/regmap.h')
| -rw-r--r-- | include/linux/regmap.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/regmap.h b/include/linux/regmap.h index ca3434dca3a0..3faf5d5dbb26 100644 --- a/include/linux/regmap.h +++ b/include/linux/regmap.h @@ -1219,6 +1219,7 @@ static inline int regmap_write_bits(struct regmap *map, unsigned int reg, int regmap_get_val_bytes(struct regmap *map); int regmap_get_max_register(struct regmap *map); int regmap_get_reg_stride(struct regmap *map); +bool regmap_might_sleep(struct regmap *map); int regmap_async_complete(struct regmap *map); bool regmap_can_raw_write(struct regmap *map); size_t regmap_get_raw_read_max(struct regmap *map); @@ -1905,6 +1906,12 @@ static inline int regmap_get_reg_stride(struct regmap *map) return -EINVAL; } +static inline bool regmap_might_sleep(struct regmap *map) +{ + WARN_ONCE(1, "regmap API is disabled"); + return true; +} + static inline int regcache_sync(struct regmap *map) { WARN_ONCE(1, "regmap API is disabled"); |