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ASoC: Fix WM8753 DAIs unregistering

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WM8753 uses a tricky way to switch DAIs "on the fly", for that it
registers 2 dummy DAIs and substitutes them depending on mixer control.

List element of registered dummy DAIs should be preserved to allow
unregistering of DAIs on module unload.

Signed-off-by: Paul Fertser <fercerpav@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Paul Fertser 2009-02-16 02:49:41 +03:00 committed by Mark Brown
parent bf3dbe5c8c
commit 31b59cf9ce
1 changed files with 5 additions and 0 deletions
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5
sound/soc/codecs/wm8753.c
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@ -1451,30 +1451,35 @@ static void wm8753_set_dai_mode(struct snd_soc_codec *codec, unsigned int mode)
if (mode < 4) {
int playback_active, capture_active, codec_active, pop_wait;
void *private_data;
struct list_head list;
playback_active = wm8753_dai[0].playback.active;
capture_active = wm8753_dai[0].capture.active;
codec_active = wm8753_dai[0].active;
private_data = wm8753_dai[0].private_data;
pop_wait = wm8753_dai[0].pop_wait;
list = wm8753_dai[0].list;
wm8753_dai[0] = wm8753_all_dai[mode << 1];
wm8753_dai[0].playback.active = playback_active;
wm8753_dai[0].capture.active = capture_active;
wm8753_dai[0].active = codec_active;
wm8753_dai[0].private_data = private_data;
wm8753_dai[0].pop_wait = pop_wait;
wm8753_dai[0].list = list;
playback_active = wm8753_dai[1].playback.active;
capture_active = wm8753_dai[1].capture.active;
codec_active = wm8753_dai[1].active;
private_data = wm8753_dai[1].private_data;
pop_wait = wm8753_dai[1].pop_wait;
list = wm8753_dai[1].list;
wm8753_dai[1] = wm8753_all_dai[(mode << 1) + 1];
wm8753_dai[1].playback.active = playback_active;
wm8753_dai[1].capture.active = capture_active;
wm8753_dai[1].active = codec_active;
wm8753_dai[1].private_data = private_data;
wm8753_dai[1].pop_wait = pop_wait;
wm8753_dai[1].list = list;
}
wm8753_dai[0].codec = codec;
wm8753_dai[1].codec = codec;