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ASoC: wm8958: Move DSP firmware lock to driver level

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The wm8958 driver uses the snd_soc_codec mutex to protect the various
firmware pointers from concurrent assignment. This patch moves this lock to
the driver level. This will allow us to eventually remove the snd_soc_codec
mutex.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Lars-Peter Clausen
2014-11-09 17:01:02 +01:00
committed by Mark Brown
parent 78660af7ba
commit fabfad2f8b
3 changed files with 10 additions and 6 deletions
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12
sound/soc/codecs/wm8958-dsp2.c
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@@ -867,9 +867,9 @@ static void wm8958_enh_eq_loaded(const struct firmware *fw, void *context)
struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
if (fw && (wm8958_dsp2_fw(codec, "ENH_EQ", fw, true) == 0)) {
mutex_lock(&codec->mutex);
mutex_lock(&wm8994->fw_lock);
wm8994->enh_eq = fw;
mutex_unlock(&codec->mutex);
mutex_unlock(&wm8994->fw_lock);
}
}
@@ -879,9 +879,9 @@ static void wm8958_mbc_vss_loaded(const struct firmware *fw, void *context)
struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
if (fw && (wm8958_dsp2_fw(codec, "MBC+VSS", fw, true) == 0)) {
mutex_lock(&codec->mutex);
mutex_lock(&wm8994->fw_lock);
wm8994->mbc_vss = fw;
mutex_unlock(&codec->mutex);
mutex_unlock(&wm8994->fw_lock);
}
}
@@ -891,9 +891,9 @@ static void wm8958_mbc_loaded(const struct firmware *fw, void *context)
struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
if (fw && (wm8958_dsp2_fw(codec, "MBC", fw, true) == 0)) {
mutex_lock(&codec->mutex);
mutex_lock(&wm8994->fw_lock);
wm8994->mbc = fw;
mutex_unlock(&codec->mutex);
mutex_unlock(&wm8994->fw_lock);
}
}