xiaomi-sm8450/android_kernel_xiaomi_sm8450
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[ALSA] oxygen: add control filter to model struct

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Allow the models to modify mixer controls before they are added to the
card.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Clemens Ladisch
2008-01-16 08:32:08 +01:00
committed by Jaroslav Kysela
parent e85e09250a
commit ccc80fb467
4 changed files with 46 additions and 21 deletions
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5
sound/pci/oxygen/oxygen.h
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@@ -35,6 +35,7 @@ struct pci_dev;
struct snd_card;
struct snd_pcm_substream;
struct snd_pcm_hw_params;
struct snd_kcontrol_new;
struct snd_rawmidi;
struct oxygen_model;
@@ -71,6 +72,7 @@ struct oxygen_model {
const char *chip;
struct module *owner;
void (*init)(struct oxygen *chip);
int (*control_filter)(struct snd_kcontrol_new *template);
int (*mixer_init)(struct oxygen *chip);
void (*cleanup)(struct oxygen *chip);
void (*set_dac_params)(struct oxygen *chip,
@@ -79,10 +81,7 @@ struct oxygen_model {
struct snd_pcm_hw_params *params);
void (*update_dac_volume)(struct oxygen *chip);
void (*update_dac_mute)(struct oxygen *chip);
const unsigned int *dac_tlv;
u8 used_channels;
u8 cd_in_from_video_in;
u8 dac_minimum_volume;
u8 function_flags;
};