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authorSrinivas Kandagatla <srinivas.kandagatla@linaro.org>2015-05-21 17:42:54 +0100
committerMark Brown <broonie@kernel.org>2015-05-22 12:19:21 +0100
commita2f776cbb8271d7149784207da0b0c51e8b1847c (patch)
tree3d9af717987966cda8ff7e2c8e026ad1b3f48aeb /include/linux/regmap.h
parent668abc729fcb9d034eccadf63166d2c76cd645d1 (diff)
downloadlwn-a2f776cbb8271d7149784207da0b0c51e8b1847c.tar.gz
lwn-a2f776cbb8271d7149784207da0b0c51e8b1847c.zip
regmap: Introduce regmap_get_reg_stride
This patch introduces regmap_get_reg_stride() function which would be used by the infrastructures like nvmem framework built on top of regmap. Mostly this function would be used for sanity checks on inputs within such infrastructure. Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'include/linux/regmap.h')
-rw-r--r--include/linux/regmap.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/regmap.h b/include/linux/regmap.h
index 2d87deda79cd..59c55ea0f0b5 100644
--- a/include/linux/regmap.h
+++ b/include/linux/regmap.h
@@ -434,6 +434,7 @@ int regmap_update_bits_check_async(struct regmap *map, unsigned int reg,
bool *change);
int regmap_get_val_bytes(struct regmap *map);
int regmap_get_max_register(struct regmap *map);
+int regmap_get_reg_stride(struct regmap *map);
int regmap_async_complete(struct regmap *map);
bool regmap_can_raw_write(struct regmap *map);
@@ -683,6 +684,12 @@ static inline int regmap_get_max_register(struct regmap *map)
return -EINVAL;
}
+static inline int regmap_get_reg_stride(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");