diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2009-04-20 17:56:13 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2009-04-20 18:09:48 +0100 |
| commit | b75576d76d4be50196773f36709cb7a4f5ac2ab7 (patch) | |
| tree | 10c8c2cafda5bde450a073f8c6bc84a5e798ea80 /sound/soc/soc-dapm.c | |
| parent | 6ea31b9f0a0307e16656af27fcda3160e2a64a1b (diff) | |
ASoC: Make the DAPM power check an operation on the widget
Rather than having switch statements at point of use make the DAPM
power check a member of the widget structure and set it when we
instantiate the widget.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/soc-dapm.c')
| -rw-r--r-- | sound/soc/soc-dapm.c | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index 22522e2d83a..d3d17354e76 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -631,20 +631,7 @@ static int dapm_power_widget(struct snd_soc_codec *codec, int event, { int power, ret; - /* Work out the new power state */ switch (w->id) { - case snd_soc_dapm_vmid: - /* No action required */ - return 0; - - case snd_soc_dapm_adc: - power = dapm_adc_check_power(w); - break; - - case snd_soc_dapm_dac: - power = dapm_dac_check_power(w); - break; - case snd_soc_dapm_pre: if (!w->event) return 0; @@ -680,10 +667,13 @@ static int dapm_power_widget(struct snd_soc_codec *codec, int event, return 0; default: - power = dapm_generic_check_power(w); break; } + if (!w->power_check) + return 0; + + power = w->power_check(w); if (w->power == power) return 0; w->power = power; @@ -1147,15 +1137,22 @@ int snd_soc_dapm_new_widgets(struct snd_soc_codec *codec) case snd_soc_dapm_switch: case snd_soc_dapm_mixer: case snd_soc_dapm_mixer_named_ctl: + w->power_check = dapm_generic_check_power; dapm_new_mixer(codec, w); break; case snd_soc_dapm_mux: case snd_soc_dapm_value_mux: + w->power_check = dapm_generic_check_power; dapm_new_mux(codec, w); break; case snd_soc_dapm_adc: + w->power_check = dapm_adc_check_power; + break; case snd_soc_dapm_dac: + w->power_check = dapm_dac_check_power; + break; case snd_soc_dapm_pga: + w->power_check = dapm_generic_check_power; dapm_new_pga(codec, w); break; case snd_soc_dapm_input: @@ -1165,6 +1162,8 @@ int snd_soc_dapm_new_widgets(struct snd_soc_codec *codec) case snd_soc_dapm_hp: case snd_soc_dapm_mic: case snd_soc_dapm_line: + w->power_check = dapm_generic_check_power; + break; case snd_soc_dapm_vmid: case snd_soc_dapm_pre: case snd_soc_dapm_post: |