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authorClemens Ladisch <clemens@ladisch.de>2015-01-16 22:14:18 +0100
committerTakashi Iwai <tiwai@suse.de>2015-01-16 22:43:50 +0100
commit20eb26a2ec8d28f6106d210ea6a12f360e57a72b (patch)
treed1d52abded3ac3621fa347f0772a400283eb14b9 /sound/pci/oxygen
parent70462457ff80c214d87135380d2dffe646867e71 (diff)
downloadop-kernel-dev-20eb26a2ec8d28f6106d210ea6a12f360e57a72b.zip
op-kernel-dev-20eb26a2ec8d28f6106d210ea6a12f360e57a72b.tar.gz
ALSA: oxygen: do not create useless S/PDIF controls
Cards without S/PDIF output do not need those controls. Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/oxygen')
-rw-r--r--sound/pci/oxygen/oxygen_mixer.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/sound/pci/oxygen/oxygen_mixer.c b/sound/pci/oxygen/oxygen_mixer.c
index 5988e04..2f698a9 100644
--- a/sound/pci/oxygen/oxygen_mixer.c
+++ b/sound/pci/oxygen/oxygen_mixer.c
@@ -786,6 +786,9 @@ static const struct snd_kcontrol_new controls[] = {
.get = upmix_get,
.put = upmix_put,
},
+};
+
+static const struct snd_kcontrol_new spdif_output_controls[] = {
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH),
@@ -1073,6 +1076,12 @@ int oxygen_mixer_init(struct oxygen *chip)
err = add_controls(chip, controls, ARRAY_SIZE(controls));
if (err < 0)
return err;
+ if (chip->model.device_config & PLAYBACK_1_TO_SPDIF) {
+ err = add_controls(chip, spdif_output_controls,
+ ARRAY_SIZE(spdif_output_controls));
+ if (err < 0)
+ return err;
+ }
if (chip->model.device_config & CAPTURE_1_FROM_SPDIF) {
err = add_controls(chip, spdif_input_controls,
ARRAY_SIZE(spdif_input_controls));
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