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Commit 1a25f261 authored by Mark Brown's avatar Mark Brown
Browse files

regmap: Use async I/O for patch application 



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

Signed-off-by: default avatarMark Brown <broonie@linaro.org>
parent 915f441b

drivers/base/regmap/regmap.c

+4 −0
Original line number Diff line number Diff line
@@ -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);