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regmap: use less #ifdef for LOG_DEVICE 

Move the checking of the LOG_DEVICE into a function to reduce the
number of #ifdefs and  ensure more of the code gets compiled/checked,
and make it easier to change this for internal debugging purposes
(such as checking >1 device).

Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Ben Dooks 2018-10-02 11:42:05 +01:00 committed by Mark Brown
parent 5b394b2ddf
commit 9509376240
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GPG Key ID: 24D68B725D5487D0
1 changed files with 12 additions and 6 deletions
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18
drivers/base/regmap/regmap.c
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@ -35,6 +35,16 @@
*/
#undef LOG_DEVICE
#ifdef LOG_DEVICE
static inline bool regmap_should_log(struct regmap *map)
{
return (map->dev && strcmp(dev_name(map->dev), LOG_DEVICE) == 0);
}
#else
static inline bool regmap_should_log(struct regmap *map) { return false; }
#endif
static int _regmap_update_bits(struct regmap *map, unsigned int reg,
unsigned int mask, unsigned int val,
bool *change, bool force_write);
@ -1755,10 +1765,8 @@ int _regmap_write(struct regmap *map, unsigned int reg,
}
}
#ifdef LOG_DEVICE
if (map->dev && strcmp(dev_name(map->dev), LOG_DEVICE) == 0)
if (regmap_should_log(map))
dev_info(map->dev, "%x <= %x\n", reg, val);
#endif
trace_regmap_reg_write(map, reg, val);
@ -2450,10 +2458,8 @@ static int _regmap_read(struct regmap *map, unsigned int reg,
ret = map->reg_read(context, reg, val);
if (ret == 0) {
#ifdef LOG_DEVICE
if (map->dev && strcmp(dev_name(map->dev), LOG_DEVICE) == 0)
if (regmap_should_log(map))
dev_info(map->dev, "%x => %x\n", reg, *val);
#endif
trace_regmap_reg_read(map, reg, *val);