[ALSA] oxygen: generalize handling of DAC volume limits

Add fields for the DAC volume limits to the module structure so that
model drivers do not need to install their own control info handlers.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 2 insertions, 0 deletions

diff --git a/sound/pci/oxygen/hifier.c b/sound/pci/oxygen/hifier.c
index b67888f6745b..bf39c72a130c 100644
--- a/sound/pci/oxygen/hifier.c
+++ b/sound/pci/oxygen/hifier.c
@@ -153,6 +153,8 @@ static const struct oxygen_model model_hifier = {
                        PLAYBACK_1_TO_SPDIF |
                        CAPTURE_0_FROM_I2S_1,
         .dac_channels = 2,
+        .dac_volume_min = 0,
+        .dac_volume_max = 255,
         .function_flags = OXYGEN_FUNCTION_SPI,
         .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
         .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,