ALSA: hda - proc - add support for dynamic controls to mixer<->NID mapping

This patch adds support for dynamically created controls to proc codec file
(Control: lines).

Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

6 files changed, 22 insertions, 4 deletions

diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 1ed1d88e1834..d71e651046eb 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -1523,6 +1523,11 @@ int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid,
         int err;
         struct hda_nid_item *item;
 
+        if (kctl->id.subdevice & (1<<31)) {
+                if (nid == 0)
+                        nid = kctl->id.subdevice & 0xffff;
+                kctl->id.subdevice = 0;
+        }
         err = snd_ctl_add(codec->bus->card, kctl);
         if (err < 0)
                 return err;
@@ -3160,7 +3165,7 @@ EXPORT_SYMBOL_HDA(snd_hda_check_board_codec_sid_config);
  */
 int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew)
 {
-        int err;
+        int err;
 
         for (; knew->name; knew++) {
                 struct snd_kcontrol *kctl;
diff --git a/sound/pci/hda/hda_local.h b/sound/pci/hda/hda_local.h
index e6a0918f70d3..3bfcf42ff6cf 100644
--- a/sound/pci/hda/hda_local.h
+++ b/sound/pci/hda/hda_local.h
@@ -33,6 +33,7 @@
 /* mono volume with index (index=0,1,...) (channel=1,2) */
 #define HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \
         { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx,  \
+          .subdevice = (1<<31)|(nid), \
           .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \
                     SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
                     SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK, \
@@ -53,6 +54,7 @@
 /* mono mute switch with index (index=0,1,...) (channel=1,2) */
 #define HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \
         { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \
+          .subdevice = (1<<31)|(nid), \
           .info = snd_hda_mixer_amp_switch_info, \
           .get = snd_hda_mixer_amp_switch_get, \
           .put = snd_hda_mixer_amp_switch_put, \
@@ -69,6 +71,7 @@
 /* special beep mono mute switch with index (index=0,1,...) (channel=1,2) */
 #define HDA_CODEC_MUTE_BEEP_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \
         { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \
+          .subdevice = (1<<31)|(nid), \
           .info = snd_hda_mixer_amp_switch_info, \
           .get = snd_hda_mixer_amp_switch_get, \
           .put = snd_hda_mixer_amp_switch_put_beep, \
diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index ef3383912b6e..2d345606265b 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -2571,6 +2571,8 @@ static int add_control(struct ad198x_spec *spec, int type, const char *name,
         knew->name = kstrdup(name, GFP_KERNEL);
         if (! knew->name)
                 return -ENOMEM;
+        if (get_amp_nid_(val))
+                knew->subdevice = (1<<31)|get_amp_nid_(val);
         knew->private_value = val;
         return 0;
 }
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index fff9de245646..c0a98e724a25 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -4323,6 +4323,8 @@ static int add_control(struct alc_spec *spec, int type, const char *name,
         knew->name = kstrdup(name, GFP_KERNEL);
         if (!knew->name)
                 return -ENOMEM;
+        if (get_amp_nid_(val))
+                knew->subdevice = (1<<31)|get_amp_nid_(val);
         knew->private_value = val;
         return 0;
 }
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index a3872b90d6ed..d2ddb959c290 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -2671,7 +2671,8 @@ static struct snd_kcontrol_new stac92xx_control_templates[] = {
 static struct snd_kcontrol_new *
 stac_control_new(struct sigmatel_spec *spec,
                  struct snd_kcontrol_new *ktemp,
-                 const char *name)
+                 const char *name,
+                 hda_nid_t nid)
 {
         struct snd_kcontrol_new *knew;
 
@@ -2687,6 +2688,8 @@ stac_control_new(struct sigmatel_spec *spec,
                 spec->kctls.alloced--;
                 return NULL;
         }
+        if (nid)
+                knew->subdevice = (1<<31)|nid;
         return knew;
 }
 
@@ -2695,7 +2698,8 @@ static int stac92xx_add_control_temp(struct sigmatel_spec *spec,
                                      int idx, const char *name,
                                      unsigned long val)
 {
-        struct snd_kcontrol_new *knew = stac_control_new(spec, ktemp, name);
+        struct snd_kcontrol_new *knew = stac_control_new(spec, ktemp, name,
+                                                         get_amp_nid_(val));
         if (!knew)
                 return -ENOMEM;
         knew->index = idx;
@@ -2766,7 +2770,7 @@ static int stac92xx_add_input_source(struct sigmatel_spec *spec)
         if (!spec->num_adcs || imux->num_items <= 1)
                 return 0; /* no need for input source control */
         knew = stac_control_new(spec, &stac_input_src_temp,
-                                stac_input_src_temp.name);
+                                stac_input_src_temp.name, 0);
         if (!knew)
                 return -ENOMEM;
         knew->count = spec->num_adcs;
diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c
index 5a856009c916..14219d898b2e 100644
--- a/sound/pci/hda/patch_via.c
+++ b/sound/pci/hda/patch_via.c
@@ -442,6 +442,8 @@ static int via_add_control(struct via_spec *spec, int type, const char *name,
         knew->name = kstrdup(name, GFP_KERNEL);
         if (!knew->name)
                 return -ENOMEM;
+        if (get_amp_nid_(val))
+                knew->subdevice = (1<<31)|get_amp_nid_(val);
         knew->private_value = val;
         return 0;
 }