ASoC: dapm: Add kcontrol support for PGAs
For DSPs we can define processing blocks as DAPM PGA widgets.
Some of these proceesing blocks can be configured by usermode
like EQ etc. So we need to add support of kcontrol for PGA
widgets.
Signed-off-by: Jeeja KP <jeeja.kp@intel.com>
Signed-off-by: Mythri P K <mythri.p.k@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index f4bf21a..9762ac4 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -779,7 +779,7 @@
* Determine if a kcontrol is shared. If it is, look it up. If it isn't,
* create it. Either way, add the widget into the control's widget list
*/
-static int dapm_create_or_share_mixmux_kcontrol(struct snd_soc_dapm_widget *w,
+static int dapm_create_or_share_kcontrol(struct snd_soc_dapm_widget *w,
int kci)
{
struct snd_soc_dapm_context *dapm = w->dapm;
@@ -810,6 +810,7 @@
switch (w->id) {
case snd_soc_dapm_switch:
case snd_soc_dapm_mixer:
+ case snd_soc_dapm_pga:
wname_in_long_name = true;
kcname_in_long_name = true;
break;
@@ -899,7 +900,7 @@
continue;
if (!w->kcontrols[i]) {
- ret = dapm_create_or_share_mixmux_kcontrol(w, i);
+ ret = dapm_create_or_share_kcontrol(w, i);
if (ret < 0)
return ret;
}
@@ -952,7 +953,7 @@
return -EINVAL;
}
- ret = dapm_create_or_share_mixmux_kcontrol(w, 0);
+ ret = dapm_create_or_share_kcontrol(w, 0);
if (ret < 0)
return ret;
@@ -967,9 +968,13 @@
/* create new dapm volume control */
static int dapm_new_pga(struct snd_soc_dapm_widget *w)
{
- if (w->num_kcontrols)
- dev_err(w->dapm->dev,
- "ASoC: PGA controls not supported: '%s'\n", w->name);
+ int i, ret;
+
+ for (i = 0; i < w->num_kcontrols; i++) {
+ ret = dapm_create_or_share_kcontrol(w, i);
+ if (ret < 0)
+ return ret;
+ }
return 0;
}