diff options
Diffstat (limited to 'sound/soc/codecs/wm_hubs.c')
| -rw-r--r-- | sound/soc/codecs/wm_hubs.c | 113 |
1 files changed, 105 insertions, 8 deletions
diff --git a/sound/soc/codecs/wm_hubs.c b/sound/soc/codecs/wm_hubs.c index a53daf64aa46..f7650c5cc5c2 100644 --- a/sound/soc/codecs/wm_hubs.c +++ b/sound/soc/codecs/wm_hubs.c @@ -500,6 +500,36 @@ static int earpiece_event(struct snd_soc_dapm_widget *w, return 0; } +static int lineout_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *control, int event) +{ + struct snd_soc_codec *codec = w->codec; + struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec); + bool *flag; + + switch (w->shift) { + case WM8993_LINEOUT1N_ENA_SHIFT: + flag = &hubs->lineout1n_ena; + break; + case WM8993_LINEOUT1P_ENA_SHIFT: + flag = &hubs->lineout1p_ena; + break; + case WM8993_LINEOUT2N_ENA_SHIFT: + flag = &hubs->lineout2n_ena; + break; + case WM8993_LINEOUT2P_ENA_SHIFT: + flag = &hubs->lineout2p_ena; + break; + default: + WARN(1, "Unknown line output"); + return -EINVAL; + } + + *flag = SND_SOC_DAPM_EVENT_ON(event); + + return 0; +} + static const struct snd_kcontrol_new in1l_pga[] = { SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0), SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0), @@ -675,14 +705,18 @@ SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0, SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0, line2p_mix, ARRAY_SIZE(line2p_mix)), -SND_SOC_DAPM_OUT_DRV("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0, - NULL, 0), -SND_SOC_DAPM_OUT_DRV("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0, - NULL, 0), -SND_SOC_DAPM_OUT_DRV("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0, - NULL, 0), -SND_SOC_DAPM_OUT_DRV("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0, - NULL, 0), +SND_SOC_DAPM_OUT_DRV_E("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0, + NULL, 0, lineout_event, + SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), +SND_SOC_DAPM_OUT_DRV_E("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0, + NULL, 0, lineout_event, + SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), +SND_SOC_DAPM_OUT_DRV_E("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0, + NULL, 0, lineout_event, + SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), +SND_SOC_DAPM_OUT_DRV_E("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0, + NULL, 0, lineout_event, + SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), SND_SOC_DAPM_OUTPUT("SPKOUTLP"), SND_SOC_DAPM_OUTPUT("SPKOUTLN"), @@ -949,6 +983,11 @@ int wm_hubs_handle_analogue_pdata(struct snd_soc_codec *codec, int jd_scthr, int jd_thr, int micbias1_lvl, int micbias2_lvl) { + struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec); + + hubs->lineout1_se = !lineout1_diff; + hubs->lineout2_se = !lineout2_diff; + if (!lineout1_diff) snd_soc_update_bits(codec, WM8993_LINE_MIXER1, WM8993_LINEOUT1_MODE, @@ -978,6 +1017,64 @@ int wm_hubs_handle_analogue_pdata(struct snd_soc_codec *codec, } EXPORT_SYMBOL_GPL(wm_hubs_handle_analogue_pdata); +void wm_hubs_vmid_ena(struct snd_soc_codec *codec) +{ + struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec); + int val = 0; + + if (hubs->lineout1_se) + val |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA; + + if (hubs->lineout2_se) + val |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA; + + /* Enable the line outputs while we power up */ + snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_3, val, val); +} +EXPORT_SYMBOL_GPL(wm_hubs_vmid_ena); + +void wm_hubs_set_bias_level(struct snd_soc_codec *codec, + enum snd_soc_bias_level level) +{ + struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec); + int val; + + switch (level) { + case SND_SOC_BIAS_ON: + /* Turn off any unneded single ended outputs */ + val = 0; + + if (hubs->lineout1_se && hubs->lineout1n_ena) + val |= WM8993_LINEOUT1N_ENA; + + if (hubs->lineout1_se && hubs->lineout1p_ena) + val |= WM8993_LINEOUT1P_ENA; + + if (hubs->lineout2_se && hubs->lineout2n_ena) + val |= WM8993_LINEOUT2N_ENA; + + if (hubs->lineout2_se && hubs->lineout2p_ena) + val |= WM8993_LINEOUT2P_ENA; + + snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_3, + WM8993_LINEOUT1N_ENA | + WM8993_LINEOUT1P_ENA | + WM8993_LINEOUT2N_ENA | + WM8993_LINEOUT2P_ENA, + val); + + if (!hubs->lineout1n_ena && !hubs->lineout1p_ena && + !hubs->lineout2n_ena && !hubs->lineout2p_ena) + snd_soc_update_bits(codec, WM8993_ANTIPOP1, + WM8993_LINEOUT_VMID_BUF_ENA, 0); + break; + + default: + break; + } +} +EXPORT_SYMBOL_GPL(wm_hubs_set_bias_level); + MODULE_DESCRIPTION("Shared support for Wolfson hubs products"); MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); MODULE_LICENSE("GPL"); |