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regmap: Introduce regmap_get_max_register

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This patch introduces regmap_get_max_register() function which would be
used by the infrastructures like nvmem framework built on top of
regmap.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Srinivas Kandagatla 2015-05-21 17:42:43 +01:00 • committed by Mark Brown
parent b787f68c36
commit 668abc729f
2 changed files with 19 additions and 0 deletions
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7
include/linux/regmap.h
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@ -433,6 +433,7 @@ int regmap_update_bits_check_async(struct regmap *map, unsigned int reg,
unsigned int mask, unsigned int val,
bool *change);
int regmap_get_val_bytes(struct regmap *map);
int regmap_get_max_register(struct regmap *map);
int regmap_async_complete(struct regmap *map);
bool regmap_can_raw_write(struct regmap *map);
@ -676,6 +677,12 @@ static inline int regmap_get_val_bytes(struct regmap *map)
return -EINVAL;
}
static inline int regmap_get_max_register(struct regmap *map)
{
WARN_ONCE(1, "regmap API is disabled");
return -EINVAL;
}
static inline int regcache_sync(struct regmap *map)
{
WARN_ONCE(1, "regmap API is disabled");