1 files changed, 64 insertions, 21 deletions

diff --git a/sound/pci/ac97/ac97_codec.c b/sound/pci/ac97/ac97_codec.c
index 6983eea226da..5501f4440c92 100644
--- a/sound/pci/ac97/ac97_codec.c
+++ b/sound/pci/ac97/ac97_codec.c
@@ -157,6 +157,7 @@ static const ac97_codec_id_t snd_ac97_codec_ids[] = {
 { 0x54524123, 0xffffffff, "TR28602",            NULL,           NULL }, // only guess --jk [TR28023 = eMicro EM28023 (new CT1297)]
 { 0x54584e20, 0xffffffff, "TLC320AD9xC",        NULL,           NULL },
 { 0x56494161, 0xffffffff, "VIA1612A",           NULL,           NULL }, // modified ICE1232 with S/PDIF
+{ 0x56494170, 0xffffffff, "VIA1617A",           patch_vt1617a,  NULL }, // modified VT1616 with S/PDIF
 { 0x57454301, 0xffffffff, "W83971D",            NULL,           NULL },
 { 0x574d4c00, 0xffffffff, "WM9701A",            NULL,           NULL },
 { 0x574d4C03, 0xffffffff, "WM9703,WM9707,WM9708,WM9717", patch_wolfson03, NULL},
@@ -1307,16 +1308,18 @@ static int snd_ac97_mixer_build(ac97_t * ac97)
         }
         
         /* build master tone controls */
-        if (snd_ac97_try_volume_mix(ac97, AC97_MASTER_TONE)) {
-                for (idx = 0; idx < 2; idx++) {
-                        if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_tone[idx], ac97))) < 0)
-                                return err;
-                        if (ac97->id == AC97_ID_YMF753) {
-                                kctl->private_value &= ~(0xff << 16);
-                                kctl->private_value |= 7 << 16;
+        if (!(ac97->flags & AC97_HAS_NO_TONE)) {
+                if (snd_ac97_try_volume_mix(ac97, AC97_MASTER_TONE)) {
+                        for (idx = 0; idx < 2; idx++) {
+                                if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_tone[idx], ac97))) < 0)
+                                        return err;
+                                if (ac97->id == AC97_ID_YMF753) {
+                                        kctl->private_value &= ~(0xff << 16);
+                                        kctl->private_value |= 7 << 16;
+                                }
                         }
+                        snd_ac97_write_cache(ac97, AC97_MASTER_TONE, 0x0f0f);
                 }
-                snd_ac97_write_cache(ac97, AC97_MASTER_TONE, 0x0f0f);
         }
         
         /* build PC Speaker controls */
@@ -1339,11 +1342,13 @@ static int snd_ac97_mixer_build(ac97_t * ac97)
         }
         
         /* build MIC controls */
-        if (snd_ac97_try_volume_mix(ac97, AC97_MIC)) {
-                if ((err = snd_ac97_cmix_new(card, "Mic Playback", AC97_MIC, ac97)) < 0)
-                        return err;
-                if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_mic_boost, ac97))) < 0)
-                        return err;
+        if (!(ac97->flags & AC97_HAS_NO_MIC)) {
+                if (snd_ac97_try_volume_mix(ac97, AC97_MIC)) {
+                        if ((err = snd_ac97_cmix_new(card, "Mic Playback", AC97_MIC, ac97)) < 0)
+                                return err;
+                        if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_mic_boost, ac97))) < 0)
+                                return err;
+                }
         }
 
         /* build Line controls */
@@ -1402,12 +1407,14 @@ static int snd_ac97_mixer_build(ac97_t * ac97)
                 }
                 snd_ac97_write_cache(ac97, AC97_PCM, init_val);
         } else {
-                if (ac97->flags & AC97_HAS_NO_PCM_VOL)
-                        err = snd_ac97_cmute_new(card, "PCM Playback Switch", AC97_PCM, ac97);
-                else
-                        err = snd_ac97_cmix_new(card, "PCM Playback", AC97_PCM, ac97);
-                if (err < 0)
-                        return err;
+                if (!(ac97->flags & AC97_HAS_NO_STD_PCM)) {
+                        if (ac97->flags & AC97_HAS_NO_PCM_VOL)
+                                err = snd_ac97_cmute_new(card, "PCM Playback Switch", AC97_PCM, ac97);
+                        else
+                                err = snd_ac97_cmix_new(card, "PCM Playback", AC97_PCM, ac97);
+                        if (err < 0)
+                                return err;
+                }
         }
 
         /* build Capture controls */
@@ -1807,6 +1814,39 @@ int snd_ac97_bus(snd_card_t *card, int num, ac97_bus_ops_t *ops,
         return 0;
 }
 
+/* stop no dev release warning */
+static void ac97_device_release(struct device * dev)
+{
+}
+
+/* register ac97 codec to bus */
+static int snd_ac97_dev_register(snd_device_t *device)
+{
+        ac97_t *ac97 = device->device_data;
+        int err;
+
+        ac97->dev.bus = &ac97_bus_type;
+        ac97->dev.parent = ac97->bus->card->dev;
+        ac97->dev.platform_data = ac97;
+        ac97->dev.release = ac97_device_release;
+        snprintf(ac97->dev.bus_id, BUS_ID_SIZE, "card%d-%d", ac97->bus->card->number, ac97->num);
+        if ((err = device_register(&ac97->dev)) < 0) {
+                snd_printk(KERN_ERR "Can't register ac97 bus\n");
+                ac97->dev.bus = NULL;
+                return err;
+        }
+        return 0;
+}
+
+/* unregister ac97 codec */
+static int snd_ac97_dev_unregister(snd_device_t *device)
+{
+        ac97_t *ac97 = device->device_data;
+        if (ac97->dev.bus)
+                device_unregister(&ac97->dev);
+        return snd_ac97_free(ac97);
+}
+
 /* build_ops to do nothing */
 static struct snd_ac97_build_ops null_build_ops;
 
@@ -1840,6 +1880,8 @@ int snd_ac97_mixer(ac97_bus_t *bus, ac97_template_t *template, ac97_t **rac97)
         const ac97_codec_id_t *pid;
         static snd_device_ops_t ops = {
                 .dev_free =     snd_ac97_dev_free,
+                .dev_register = snd_ac97_dev_register,
+                .dev_unregister =       snd_ac97_dev_unregister,
         };
 
         snd_assert(rac97 != NULL, return -EINVAL);
@@ -2539,8 +2581,6 @@ int snd_ac97_tune_hardware(ac97_t *ac97, struct ac97_quirk *quirk, const char *o
 {
         int result;
 
-        snd_assert(quirk, return -EINVAL);
-
         /* quirk overriden? */
         if (override && strcmp(override, "-1") && strcmp(override, "default")) {
                 result = apply_quirk_str(ac97, override);
@@ -2549,6 +2589,9 @@ int snd_ac97_tune_hardware(ac97_t *ac97, struct ac97_quirk *quirk, const char *o
                 return result;
         }
 
+        if (! quirk)
+                return -EINVAL;
+
         for (; quirk->subvendor; quirk++) {
                 if (quirk->subvendor != ac97->subsystem_vendor)
                         continue;