diff options
Diffstat (limited to 'sound/soc/codecs/arizona.c')
| -rw-r--r-- | sound/soc/codecs/arizona.c | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/sound/soc/codecs/arizona.c b/sound/soc/codecs/arizona.c index 2b0803e..009810b 100644 --- a/sound/soc/codecs/arizona.c +++ b/sound/soc/codecs/arizona.c @@ -14,6 +14,7 @@ #include <linux/gcd.h> #include <linux/module.h> #include <linux/pm_runtime.h> +#include <linux/delay.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/tlv.h> @@ -66,6 +67,87 @@ #define arizona_aif_dbg(_dai, fmt, ...) \ dev_dbg(_dai->dev, "AIF%d: " fmt, _dai->id, ##__VA_ARGS__) +static int arizona_spk_ev(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, + int event) +{ + struct snd_soc_codec *codec = w->codec; + struct arizona *arizona = dev_get_drvdata(codec->dev->parent); + struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); + bool manual_ena = false; + + switch (arizona->type) { + case WM5102: + switch (arizona->rev) { + case 0: + break; + default: + manual_ena = true; + break; + } + default: + break; + } + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + if (!priv->spk_ena && manual_ena) { + snd_soc_write(codec, 0x4f5, 0x25a); + priv->spk_ena_pending = true; + } + break; + case SND_SOC_DAPM_POST_PMU: + if (priv->spk_ena_pending) { + msleep(75); + snd_soc_write(codec, 0x4f5, 0xda); + priv->spk_ena_pending = false; + priv->spk_ena++; + } + break; + case SND_SOC_DAPM_PRE_PMD: + if (manual_ena) { + priv->spk_ena--; + if (!priv->spk_ena) + snd_soc_write(codec, 0x4f5, 0x25a); + } + break; + case SND_SOC_DAPM_POST_PMD: + if (manual_ena) { + if (!priv->spk_ena) + snd_soc_write(codec, 0x4f5, 0x0da); + } + break; + } + + return 0; +} + +static const struct snd_soc_dapm_widget arizona_spkl = + SND_SOC_DAPM_PGA_E("OUT4L", ARIZONA_OUTPUT_ENABLES_1, + ARIZONA_OUT4L_ENA_SHIFT, 0, NULL, 0, arizona_spk_ev, + SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU); + +static const struct snd_soc_dapm_widget arizona_spkr = + SND_SOC_DAPM_PGA_E("OUT4R", ARIZONA_OUTPUT_ENABLES_1, + ARIZONA_OUT4R_ENA_SHIFT, 0, NULL, 0, arizona_spk_ev, + SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU); + +int arizona_init_spk(struct snd_soc_codec *codec) +{ + int ret; + + ret = snd_soc_dapm_new_controls(&codec->dapm, &arizona_spkl, 1); + if (ret != 0) + return ret; + + ret = snd_soc_dapm_new_controls(&codec->dapm, &arizona_spkr, 1); + if (ret != 0) + return ret; + + return 0; +} +EXPORT_SYMBOL_GPL(arizona_init_spk); + const char *arizona_mixer_texts[ARIZONA_NUM_MIXER_INPUTS] = { "None", "Tone Generator 1", |