A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-28 10:41:38 -04:00
Code Issues Projects Releases Packages Wiki Activity

regmap: core: Provide regmap_can_raw_write() operation

Browse source 
Mainly useful internally but exported since this is a public API that's
being checked for.

Signed-off-by: Mark Brown <[email protected]>
This commit is contained in:
Mark Brown 2013-03-26 21:24:20 +00:00
commit 221ad7f2df
2 changed files with 13 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

15
drivers/base/regmap/regmap.c
View file

@ -1097,6 +1097,17 @@ int _regmap_raw_write(struct regmap *map, unsigned int reg,
return ret;
}
/**
* regmap_can_raw_write - Test if regmap_raw_write() is supported
*
* @map: Map to check.
*/
bool regmap_can_raw_write(struct regmap *map)
{
return map->bus && map->format.format_val && map->format.format_reg;
}
EXPORT_SYMBOL_GPL(regmap_can_raw_write);
static int _regmap_bus_formatted_write(void *context, unsigned int reg,
unsigned int val)
{
@ -1220,12 +1231,10 @@ int regmap_raw_write(struct regmap *map, unsigned int reg,
{
int ret;
if (!map->bus)
if (!regmap_can_raw_write(map))
return -EINVAL;
if (val_len % map->format.val_bytes)
return -EINVAL;
if (reg % map->reg_stride)
return -EINVAL;
map->lock(map->lock_arg);