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regmap: Use async I/O for patch application

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Try to speed up patch application a little using async I/O.

Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Mark Brown 2013-10-10 20:55:03 +01:00
parent 915f441b6f
commit 1a25f26138
1 changed files with 4 additions and 0 deletions
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4
drivers/base/regmap/regmap.c
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@ -2029,6 +2029,7 @@ int regmap_register_patch(struct regmap *map, const struct reg_default *regs,
bypass = map->cache_bypass;
map->cache_bypass = true;
map->async = true;
/* Write out first; it's useful to apply even if we fail later. */
for (i = 0; i < num_regs; i++) {
@ -2052,10 +2053,13 @@ int regmap_register_patch(struct regmap *map, const struct reg_default *regs,
}
out:
map->async = false;
map->cache_bypass = bypass;
map->unlock(map->lock_arg);
regmap_async_complete(map);
return ret;
}
EXPORT_SYMBOL_GPL(regmap_register_patch);