diff options
| author | Vinod Koul <vinod.koul@intel.com> | 2011-02-09 10:14:17 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-02-10 00:02:43 +0100 |
| commit | fa9879edebdaad4cfcd2dbe3eaa2ba0dc4f0a262 (patch) | |
| tree | 47032fd4e879f7390999b180f0557261647742f8 /include | |
| parent | Merge branch 'for-2.6.38' into for-2.6.39 (diff) | |
| download | linux-fa9879edebdaad4cfcd2dbe3eaa2ba0dc4f0a262.tar.xz linux-fa9879edebdaad4cfcd2dbe3eaa2ba0dc4f0a262.zip | |
ASoC: add support for multiple jack types
This patch adds soc-jack support for adding voltage zones and for
detecting jack type
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Harsha Priya <priya.harsha@intel.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/sound/soc.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/include/sound/soc.h b/include/sound/soc.h index 4b6c0a8c332f..4ccf1e4e0dd0 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -234,6 +234,7 @@ struct snd_soc_codec; struct snd_soc_codec_driver; struct soc_enum; struct snd_soc_jack; +struct snd_soc_jack_zone; struct snd_soc_jack_pin; struct snd_soc_cache_ops; #include <sound/soc-dapm.h> @@ -307,6 +308,9 @@ void snd_soc_jack_notifier_register(struct snd_soc_jack *jack, struct notifier_block *nb); void snd_soc_jack_notifier_unregister(struct snd_soc_jack *jack, struct notifier_block *nb); +int snd_soc_jack_add_zones(struct snd_soc_jack *jack, int count, + struct snd_soc_jack_zone *zones); +int snd_soc_jack_get_type(struct snd_soc_jack *jack, int micbias_voltage); #ifdef CONFIG_GPIOLIB int snd_soc_jack_add_gpios(struct snd_soc_jack *jack, int count, struct snd_soc_jack_gpio *gpios); @@ -407,6 +411,24 @@ struct snd_soc_jack_pin { }; /** + * struct snd_soc_jack_zone - Describes voltage zones of jack detection + * + * @min_mv: start voltage in mv + * @max_mv: end voltage in mv + * @jack_type: type of jack that is expected for this voltage + * @debounce_time: debounce_time for jack, codec driver should wait for this + * duration before reading the adc for voltages + * @:list: list container + */ +struct snd_soc_jack_zone { + unsigned int min_mv; + unsigned int max_mv; + unsigned int jack_type; + unsigned int debounce_time; + struct list_head list; +}; + +/** * struct snd_soc_jack_gpio - Describes a gpio pin for jack detection * * @gpio: gpio number @@ -435,6 +457,7 @@ struct snd_soc_jack { struct list_head pins; int status; struct blocking_notifier_head notifier; + struct list_head jack_zones; }; /* SoC PCM stream information */ |