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Commit 325acab4 authored by Mark Brown's avatar Mark Brown
Browse files

regmap: cache: Use regcache_get_value() to check if we updated 



Factor things out a little.

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 879082c9

drivers/base/regmap/regcache.c

+3 −6
Original line number Original line Diff line number Diff line
@@ -418,25 +418,22 @@ EXPORT_SYMBOL_GPL(regcache_cache_bypass); 
bool regcache_set_val(struct regmap *map, void *base, unsigned int idx,

bool regcache_set_val(struct regmap *map, void *base, unsigned int idx,

		      unsigned int val)

		      unsigned int val)

{

{

	if (regcache_get_val(map, base, idx) == val)

		return true;



	switch (map->cache_word_size) {

	switch (map->cache_word_size) {

	case 1: {

	case 1: {

		u8 *cache = base;

		u8 *cache = base;

		if (cache[idx] == val)

			return true;

		cache[idx] = val;

		cache[idx] = val;

		break;

		break;

	}

	}

	case 2: {

	case 2: {

		u16 *cache = base;

		u16 *cache = base;

		if (cache[idx] == val)

			return true;

		cache[idx] = val;

		cache[idx] = val;

		break;

		break;

	}

	}

	case 4: {

	case 4: {

		u32 *cache = base;

		u32 *cache = base;

		if (cache[idx] == val)

			return true;

		cache[idx] = val;

		cache[idx] = val;

		break;

		break;

	}

	}