ALSA: azt3328: hook up new emulated AC97 on AC97 patch side

Make newly created AC97 emulation of azt3328 known to the AC97 layer
side.
- relocate common functions to the top (due to definition after use)
- rename control names
- adjust 3D settings to the card's custom layout of this register

Signed-off-by: Andreas Mohr <andi@lisas.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

2 files changed, 59 insertions, 0 deletions

diff --git a/sound/pci/ac97/ac97_codec.c b/sound/pci/ac97/ac97_codec.c
index 2cc56b5c5397..7f4d619f4ddb 100644
--- a/sound/pci/ac97/ac97_codec.c
+++ b/sound/pci/ac97/ac97_codec.c
@@ -71,6 +71,12 @@ static const struct ac97_codec_id snd_ac97_codec_id_vendors[] = {
 { 0x414b4d00, 0xffffff00, "Asahi Kasei",        NULL,   NULL },
 { 0x414c4300, 0xffffff00, "Realtek",            NULL,   NULL },
 { 0x414c4700, 0xffffff00, "Realtek",            NULL,   NULL },
+/*
+ * This is an _inofficial_ Aztech Labs entry
+ * (value might differ from unknown official Aztech ID),
+ * currently used by the AC97 emulation of the almost-AC97 PCI168 card.
+ */
+{ 0x415a5400, 0xffffff00, "Aztech Labs (emulated)",     NULL,   NULL },
 { 0x434d4900, 0xffffff00, "C-Media Electronics", NULL,  NULL },
 { 0x43525900, 0xffffff00, "Cirrus Logic",       NULL,   NULL },
 { 0x43585400, 0xffffff00, "Conexant",           NULL,   NULL },
@@ -127,6 +133,7 @@ static const struct ac97_codec_id snd_ac97_codec_ids[] = {
 { 0x414c4781, 0xffffffff, "ALC658D",            NULL,   NULL }, /* already patched */
 { 0x414c4780, 0xfffffff0, "ALC658",             patch_alc655,   NULL },
 { 0x414c4790, 0xfffffff0, "ALC850",             patch_alc850,   NULL },
+{ 0x415a5401, 0xffffffff, "AZF3328",            patch_aztech_azf3328,   NULL },
 { 0x434d4941, 0xffffffff, "CMI9738",            patch_cm9738,   NULL },
 { 0x434d4961, 0xffffffff, "CMI9739",            patch_cm9739,   NULL },
 { 0x434d4969, 0xffffffff, "CMI9780",            patch_cm9780,   NULL },
diff --git a/sound/pci/ac97/ac97_patch.c b/sound/pci/ac97/ac97_patch.c
index bf47574ca1f0..200c9a1d48b7 100644
--- a/sound/pci/ac97/ac97_patch.c
+++ b/sound/pci/ac97/ac97_patch.c
@@ -27,6 +27,15 @@
 #include "ac97_patch.h"
 
 /*
+ *  Forward declarations
+ */
+
+static struct snd_kcontrol *snd_ac97_find_mixer_ctl(struct snd_ac97 *ac97,
+                                                    const char *name);
+static int snd_ac97_add_vmaster(struct snd_ac97 *ac97, char *name,
+                                const unsigned int *tlv, const char **slaves);
+
+/*
  *  Chip specific initialization
  */
 
@@ -2940,6 +2949,49 @@ static int patch_alc850(struct snd_ac97 *ac97)
         return 0;
 }
 
+static int patch_aztech_azf3328_specific(struct snd_ac97 *ac97)
+{
+        struct snd_kcontrol *kctl_3d_center =
+                snd_ac97_find_mixer_ctl(ac97, "3D Control - Center");
+        struct snd_kcontrol *kctl_3d_depth =
+                snd_ac97_find_mixer_ctl(ac97, "3D Control - Depth");
+
+        /*
+         * 3D register is different from AC97 standard layout
+         * (also do some renaming, to resemble Windows driver naming)
+         */
+        if (kctl_3d_center) {
+                kctl_3d_center->private_value =
+                        AC97_SINGLE_VALUE(AC97_3D_CONTROL, 1, 0x07, 0);
+                snd_ac97_rename_vol_ctl(ac97,
+                        "3D Control - Center", "3D Control - Width"
+                );
+        }
+        if (kctl_3d_depth)
+                kctl_3d_depth->private_value =
+                        AC97_SINGLE_VALUE(AC97_3D_CONTROL, 8, 0x03, 0);
+
+        /* Aztech Windows driver calls the
+           equivalent control "Modem Playback", thus rename it: */
+        snd_ac97_rename_vol_ctl(ac97,
+                "Master Mono Playback", "Modem Playback"
+        );
+        snd_ac97_rename_vol_ctl(ac97,
+                "Headphone Playback", "FM Synth Playback"
+        );
+
+        return 0;
+}
+
+static const struct snd_ac97_build_ops patch_aztech_azf3328_ops = {
+        .build_specific = patch_aztech_azf3328_specific
+};
+
+static int patch_aztech_azf3328(struct snd_ac97 *ac97)
+{
+        ac97->build_ops = &patch_aztech_azf3328_ops;
+        return 0;
+}
 
 /*
  * C-Media CM97xx codecs