diff options
| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2018-05-08 03:18:38 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2018-05-09 18:38:23 +0900 |
| commit | d1021c88526273644a711d481fd1117a67b6ae20 (patch) | |
| tree | 2ce72c7315c062d896f5b9c5f5f81d860c095c03 /sound/soc/soc-cache.c | |
| parent | 81da8a0b7975c51db482acee750a2dbcb320b97d (diff) | |
ASoC: remove codec reg_cache
Codec reg_cache is legacy feature, almost all driver are now using
common regmap, and very few driver had been used this legacy feature.
Because of this background, it is now implemented on each
driver internally now.
So now, no one is using codec reg_cache. Let's remove it.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/soc-cache.c')
| -rw-r--r-- | sound/soc/soc-cache.c | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/sound/soc/soc-cache.c b/sound/soc/soc-cache.c deleted file mode 100644 index 07f43356f963..000000000000 --- a/sound/soc/soc-cache.c +++ /dev/null @@ -1,53 +0,0 @@ -/* - * soc-cache.c -- ASoC register cache helpers - * - * Copyright 2009 Wolfson Microelectronics PLC. - * - * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <sound/soc.h> -#include <linux/export.h> -#include <linux/slab.h> - -int snd_soc_cache_init(struct snd_soc_codec *codec) -{ - const struct snd_soc_codec_driver *codec_drv = codec->driver; - size_t reg_size; - - reg_size = codec_drv->reg_cache_size * codec_drv->reg_word_size; - - if (!reg_size) - return 0; - - dev_dbg(codec->dev, "ASoC: Initializing cache for %s codec\n", - codec->component.name); - - if (codec_drv->reg_cache_default) - codec->reg_cache = kmemdup(codec_drv->reg_cache_default, - reg_size, GFP_KERNEL); - else - codec->reg_cache = kzalloc(reg_size, GFP_KERNEL); - if (!codec->reg_cache) - return -ENOMEM; - - return 0; -} - -/* - * NOTE: keep in mind that this function might be called - * multiple times. - */ -int snd_soc_cache_exit(struct snd_soc_codec *codec) -{ - dev_dbg(codec->dev, "ASoC: Destroying cache for %s codec\n", - codec->component.name); - kfree(codec->reg_cache); - codec->reg_cache = NULL; - return 0; -} |