[ALSA] oxygen: add control filter to model struct

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>

1 files changed, 2 insertions, 3 deletions

diff --git a/sound/pci/oxygen/oxygen.h b/sound/pci/oxygen/oxygen.h
index 9b0234d81d4e..7278c1563597 100644
--- a/sound/pci/oxygen/oxygen.h
+++ b/sound/pci/oxygen/oxygen.h
@@ -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;
 };