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author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-01-30 20:56:52 +0100 |
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committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-01-30 22:06:43 +0100 |
commit | c0eb46766d395da8d62148bda2e59bad5e6ee2f2 (patch) | |
tree | 9b808ba04041f4f10d08b384b4ad8c608a86df4c /drivers/base/regmap/regmap-i2c.c | |
parent | Merge branches 'sched-urgent-for-linus', 'perf-urgent-for-linus' and 'x86-urg... (diff) | |
download | linux-c0eb46766d395da8d62148bda2e59bad5e6ee2f2.tar.xz linux-c0eb46766d395da8d62148bda2e59bad5e6ee2f2.zip |
regmap: Implement managed regmap_init()
Save error handling and unwinding code in drivers by providing managed
versions of the regmap init functions, simplifying usage.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/base/regmap/regmap-i2c.c')
-rw-r--r-- | drivers/base/regmap/regmap-i2c.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/base/regmap/regmap-i2c.c b/drivers/base/regmap/regmap-i2c.c index 38621ec87c05..9a3a8c564389 100644 --- a/drivers/base/regmap/regmap-i2c.c +++ b/drivers/base/regmap/regmap-i2c.c @@ -111,4 +111,21 @@ struct regmap *regmap_init_i2c(struct i2c_client *i2c, } EXPORT_SYMBOL_GPL(regmap_init_i2c); +/** + * devm_regmap_init_i2c(): Initialise managed register map + * + * @i2c: Device that will be interacted with + * @config: Configuration for register map + * + * The return value will be an ERR_PTR() on error or a valid pointer + * to a struct regmap. The regmap will be automatically freed by the + * device management code. + */ +struct regmap *devm_regmap_init_i2c(struct i2c_client *i2c, + const struct regmap_config *config) +{ + return devm_regmap_init(&i2c->dev, ®map_i2c, config); +} +EXPORT_SYMBOL_GPL(devm_regmap_init_i2c); + MODULE_LICENSE("GPL"); |