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authorClemens Ladisch <clemens@ladisch.de>2009-09-28 11:15:49 +0200
committerTakashi Iwai <tiwai@suse.de>2009-09-28 11:54:00 +0200
commit75919d7c057be888c7cd7b192fad02182260b04a (patch)
tree12aa926b269175b2b7bb8cb0c7ebf4e33936e978
parent268304f4c4f0b8677d67400f04ad4e0271ec3742 (diff)
sound: oxygen: better defaults for upmixing control
On card models with two-channel outputs, the base driver can automatically disable the upmixing control so that the model drivers do not need to do this. Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
-rw-r--r--sound/pci/oxygen/hifier.c8
-rw-r--r--sound/pci/oxygen/oxygen_mixer.c3
-rw-r--r--sound/pci/oxygen/xonar_pcm179x.c2
3 files changed, 3 insertions, 10 deletions
diff --git a/sound/pci/oxygen/hifier.c b/sound/pci/oxygen/hifier.c
index 84ef1318341..9026a143a5e 100644
--- a/sound/pci/oxygen/hifier.c
+++ b/sound/pci/oxygen/hifier.c
@@ -141,19 +141,11 @@ static void set_cs5340_params(struct oxygen *chip,
static const DECLARE_TLV_DB_LINEAR(ak4396_db_scale, TLV_DB_GAIN_MUTE, 0);
-static int hifier_control_filter(struct snd_kcontrol_new *template)
-{
- if (!strcmp(template->name, "Stereo Upmixing"))
- return 1; /* stereo only - we don't need upmixing */
- return 0;
-}
-
static const struct oxygen_model model_hifier = {
.shortname = "C-Media CMI8787",
.longname = "C-Media Oxygen HD Audio",
.chip = "CMI8788",
.init = hifier_init,
- .control_filter = hifier_control_filter,
.cleanup = hifier_cleanup,
.resume = hifier_resume,
.set_dac_params = set_ak4396_params,
diff --git a/sound/pci/oxygen/oxygen_mixer.c b/sound/pci/oxygen/oxygen_mixer.c
index 5401c547c4e..e8e911a86c8 100644
--- a/sound/pci/oxygen/oxygen_mixer.c
+++ b/sound/pci/oxygen/oxygen_mixer.c
@@ -954,6 +954,9 @@ static int add_controls(struct oxygen *chip,
if (err == 1)
continue;
}
+ if (!strcmp(template.name, "Stereo Upmixing") &&
+ chip->model.dac_channels == 2)
+ continue;
if (!strcmp(template.name, "Master Playback Volume") &&
chip->model.dac_tlv) {
template.tlv.p = chip->model.dac_tlv;
diff --git a/sound/pci/oxygen/xonar_pcm179x.c b/sound/pci/oxygen/xonar_pcm179x.c
index 522efde0d52..07aaa893d32 100644
--- a/sound/pci/oxygen/xonar_pcm179x.c
+++ b/sound/pci/oxygen/xonar_pcm179x.c
@@ -605,8 +605,6 @@ static int xonar_st_control_filter(struct snd_kcontrol_new *template)
{
if (!strncmp(template->name, "CD Capture ", 11))
return 1; /* no CD input */
- if (!strcmp(template->name, "Stereo Upmixing"))
- return 1; /* stereo only - we don't need upmixing */
return 0;
}