diff options
Diffstat (limited to 'sound/soc/intel/byt-rt5640.c')
| -rw-r--r-- | sound/soc/intel/byt-rt5640.c | 83 |
1 files changed, 81 insertions, 2 deletions
diff --git a/sound/soc/intel/byt-rt5640.c b/sound/soc/intel/byt-rt5640.c index 234a58de3c5..e03abdf21c1 100644 --- a/sound/soc/intel/byt-rt5640.c +++ b/sound/soc/intel/byt-rt5640.c @@ -17,6 +17,7 @@ #include <linux/platform_device.h> #include <linux/acpi.h> #include <linux/device.h> +#include <linux/dmi.h> #include <linux/slab.h> #include <sound/pcm.h> #include <sound/pcm_params.h> @@ -36,8 +37,6 @@ static const struct snd_soc_dapm_widget byt_rt5640_widgets[] = { static const struct snd_soc_dapm_route byt_rt5640_audio_map[] = { {"Headset Mic", NULL, "MICBIAS1"}, {"IN2P", NULL, "Headset Mic"}, - {"IN2N", NULL, "Headset Mic"}, - {"DMIC1", NULL, "Internal Mic"}, {"Headphone", NULL, "HPOL"}, {"Headphone", NULL, "HPOR"}, {"Speaker", NULL, "SPOLP"}, @@ -46,6 +45,31 @@ static const struct snd_soc_dapm_route byt_rt5640_audio_map[] = { {"Speaker", NULL, "SPORN"}, }; +static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic1_map[] = { + {"DMIC1", NULL, "Internal Mic"}, +}; + +static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic2_map[] = { + {"DMIC2", NULL, "Internal Mic"}, +}; + +static const struct snd_soc_dapm_route byt_rt5640_intmic_in1_map[] = { + {"Internal Mic", NULL, "MICBIAS1"}, + {"IN1P", NULL, "Internal Mic"}, +}; + +enum { + BYT_RT5640_DMIC1_MAP, + BYT_RT5640_DMIC2_MAP, + BYT_RT5640_IN1_MAP, +}; + +#define BYT_RT5640_MAP(quirk) ((quirk) & 0xff) +#define BYT_RT5640_DMIC_EN BIT(16) + +static unsigned long byt_rt5640_quirk = BYT_RT5640_DMIC1_MAP | + BYT_RT5640_DMIC_EN; + static const struct snd_kcontrol_new byt_rt5640_controls[] = { SOC_DAPM_PIN_SWITCH("Headphone"), SOC_DAPM_PIN_SWITCH("Headset Mic"), @@ -77,12 +101,41 @@ static int byt_rt5640_hw_params(struct snd_pcm_substream *substream, return 0; } +static int byt_rt5640_quirk_cb(const struct dmi_system_id *id) +{ + byt_rt5640_quirk = (unsigned long)id->driver_data; + return 1; +} + +static const struct dmi_system_id byt_rt5640_quirk_table[] = { + { + .callback = byt_rt5640_quirk_cb, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), + DMI_MATCH(DMI_PRODUCT_NAME, "T100TA"), + }, + .driver_data = (unsigned long *)BYT_RT5640_IN1_MAP, + }, + { + .callback = byt_rt5640_quirk_cb, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "DellInc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Venue 8 Pro 5830"), + }, + .driver_data = (unsigned long *)(BYT_RT5640_DMIC2_MAP | + BYT_RT5640_DMIC_EN), + }, + {} +}; + static int byt_rt5640_init(struct snd_soc_pcm_runtime *runtime) { int ret; struct snd_soc_codec *codec = runtime->codec; struct snd_soc_dapm_context *dapm = &codec->dapm; struct snd_soc_card *card = runtime->card; + const struct snd_soc_dapm_route *custom_map; + int num_routes; card->dapm.idle_bias_off = true; @@ -93,6 +146,31 @@ static int byt_rt5640_init(struct snd_soc_pcm_runtime *runtime) return ret; } + dmi_check_system(byt_rt5640_quirk_table); + switch (BYT_RT5640_MAP(byt_rt5640_quirk)) { + case BYT_RT5640_IN1_MAP: + custom_map = byt_rt5640_intmic_in1_map; + num_routes = ARRAY_SIZE(byt_rt5640_intmic_in1_map); + break; + case BYT_RT5640_DMIC2_MAP: + custom_map = byt_rt5640_intmic_dmic2_map; + num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic2_map); + break; + default: + custom_map = byt_rt5640_intmic_dmic1_map; + num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic1_map); + } + + ret = snd_soc_dapm_add_routes(dapm, custom_map, num_routes); + if (ret) + return ret; + + if (byt_rt5640_quirk & BYT_RT5640_DMIC_EN) { + ret = rt5640_dmic_enable(codec, 0, 0); + if (ret) + return ret; + } + snd_soc_dapm_ignore_suspend(dapm, "HPOL"); snd_soc_dapm_ignore_suspend(dapm, "HPOR"); @@ -131,6 +209,7 @@ static struct snd_soc_card byt_rt5640_card = { .num_dapm_widgets = ARRAY_SIZE(byt_rt5640_widgets), .dapm_routes = byt_rt5640_audio_map, .num_dapm_routes = ARRAY_SIZE(byt_rt5640_audio_map), + .fully_routed = true, }; static int byt_rt5640_probe(struct platform_device *pdev) |