vserver 1.9.5.x5
[linux-2.6.git] / sound / pci / ac97 / ac97_patch.c
index 1ad062a..5bb7f24 100644 (file)
@@ -55,12 +55,12 @@ static int ac97_update_bits_page(ac97_t *ac97, unsigned short reg, unsigned shor
        unsigned short page_save;
        int ret;
 
-       down(&ac97->mutex);
+       down(&ac97->page_mutex);
        page_save = snd_ac97_read(ac97, AC97_INT_PAGING) & AC97_PAGE_MASK;
        snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, page);
        ret = snd_ac97_update_bits(ac97, reg, mask, value);
        snd_ac97_update_bits(ac97, AC97_INT_PAGING, AC97_PAGE_MASK, page_save);
-       up(&ac97->mutex); /* unlock paging */
+       up(&ac97->page_mutex); /* unlock paging */
        return ret;
 }
 
@@ -775,6 +775,71 @@ int patch_conexant(ac97_t * ac97)
 /*
  * Analog Device AD18xx, AD19xx codecs
  */
+#ifdef CONFIG_PM
+static void ad18xx_resume(ac97_t *ac97)
+{
+       static unsigned short setup_regs[] = {
+               AC97_AD_MISC, AC97_AD_SERIAL_CFG, AC97_AD_JACK_SPDIF,
+       };
+       int i, codec;
+
+       for (i = 0; i < (int)ARRAY_SIZE(setup_regs); i++) {
+               unsigned short reg = setup_regs[i];
+               if (test_bit(reg, ac97->reg_accessed)) {
+                       snd_ac97_write(ac97, reg, ac97->regs[reg]);
+                       snd_ac97_read(ac97, reg);
+               }
+       }
+
+       if (! (ac97->flags & AC97_AD_MULTI))
+               /* normal restore */
+               snd_ac97_restore_status(ac97);
+       else {
+               /* restore the AD18xx codec configurations */
+               for (codec = 0; codec < 3; codec++) {
+                       if (! ac97->spec.ad18xx.id[codec])
+                               continue;
+                       /* select single codec */
+                       snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000,
+                                            ac97->spec.ad18xx.unchained[codec] | ac97->spec.ad18xx.chained[codec]);
+                       ac97->bus->ops->write(ac97, AC97_AD_CODEC_CFG, ac97->spec.ad18xx.codec_cfg[codec]);
+               }
+               /* select all codecs */
+               snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000, 0x7000);
+
+               /* restore status */
+               for (i = 2; i < 0x7c ; i += 2) {
+                       if (i == AC97_POWERDOWN || i == AC97_EXTENDED_ID)
+                               continue;
+                       if (test_bit(i, ac97->reg_accessed)) {
+                               /* handle multi codecs for AD18xx */
+                               if (i == AC97_PCM) {
+                                       for (codec = 0; codec < 3; codec++) {
+                                               if (! ac97->spec.ad18xx.id[codec])
+                                                       continue;
+                                               /* select single codec */
+                                               snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000,
+                                                                    ac97->spec.ad18xx.unchained[codec] | ac97->spec.ad18xx.chained[codec]);
+                                               /* update PCM bits */
+                                               ac97->bus->ops->write(ac97, AC97_PCM, ac97->spec.ad18xx.pcmreg[codec]);
+                                       }
+                                       /* select all codecs */
+                                       snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000, 0x7000);
+                                       continue;
+                               } else if (i == AC97_AD_TEST ||
+                                          i == AC97_AD_CODEC_CFG ||
+                                          i == AC97_AD_SERIAL_CFG)
+                                       continue; /* ignore */
+                       }
+                       snd_ac97_write(ac97, i, ac97->regs[i]);
+                       snd_ac97_read(ac97, i);
+               }
+       }
+
+       snd_ac97_restore_iec958(ac97);
+}
+#endif
+
 int patch_ad1819(ac97_t * ac97)
 {
        unsigned short scfg;
@@ -843,6 +908,12 @@ static void patch_ad1881_chained(ac97_t * ac97, int unchained_idx, int cidx1, in
        }
 }
 
+static struct snd_ac97_build_ops patch_ad1881_build_ops = {
+#ifdef CONFIG_PM
+       .resume = ad18xx_resume
+#endif
+};
+
 int patch_ad1881(ac97_t * ac97)
 {
        static const char cfg_idxs[3][2] = {
@@ -897,6 +968,7 @@ int patch_ad1881(ac97_t * ac97)
                ac97->id &= 0xffff0000;
                ac97->id |= ac97->spec.ad18xx.id[0];
        }
+       ac97->build_ops = &patch_ad1881_build_ops;
        return 0;
 }
 
@@ -919,7 +991,10 @@ static int patch_ad1885_specific(ac97_t * ac97)
 }
 
 static struct snd_ac97_build_ops patch_ad1885_build_ops = {
-       .build_specific = &patch_ad1885_specific
+       .build_specific = &patch_ad1885_specific,
+#ifdef CONFIG_PM
+       .resume = ad18xx_resume
+#endif
 };
 
 int patch_ad1885(ac97_t * ac97)
@@ -1013,16 +1088,45 @@ static int patch_ad198x_post_spdif(ac97_t * ac97)
        return patch_build_controls(ac97, &snd_ac97_ad198x_spdif_source, 1);
 }
 
+static const snd_kcontrol_new_t snd_ac97_ad1981x_jack_sense[] = {
+       AC97_SINGLE("Headphone Jack Sense", AC97_AD_JACK_SPDIF, 11, 1, 0),
+       AC97_SINGLE("Line Jack Sense", AC97_AD_JACK_SPDIF, 12, 1, 0),
+};
+
+static int patch_ad1981a_specific(ac97_t * ac97)
+{
+       return patch_build_controls(ac97, snd_ac97_ad1981x_jack_sense,
+                                   ARRAY_SIZE(snd_ac97_ad1981x_jack_sense));
+}
+
 static struct snd_ac97_build_ops patch_ad1981a_build_ops = {
-       .build_post_spdif = patch_ad198x_post_spdif
+       .build_post_spdif = patch_ad198x_post_spdif,
+       .build_specific = patch_ad1981a_specific,
+#ifdef CONFIG_PM
+       .resume = ad18xx_resume
+#endif
 };
 
+static void check_ad1981_hp_jack_sense(ac97_t *ac97)
+{
+       u32 subid = ((u32)ac97->subsystem_vendor << 16) | ac97->subsystem_device;
+       switch (subid) {
+       case 0x103c0890: /* HP nc6000 */
+       case 0x103c006d: /* HP nx9105 */
+       case 0x17340088: /* FSC Scenic-W */
+               /* enable headphone jack sense */
+               snd_ac97_update_bits(ac97, AC97_AD_JACK_SPDIF, 1<<11, 1<<11);
+               break;
+       }
+}
+
 int patch_ad1981a(ac97_t *ac97)
 {
        patch_ad1881(ac97);
        ac97->build_ops = &patch_ad1981a_build_ops;
        snd_ac97_update_bits(ac97, AC97_AD_MISC, AC97_AD198X_MSPLT, AC97_AD198X_MSPLT);
        ac97->flags |= AC97_STEREO_MUTES;
+       check_ad1981_hp_jack_sense(ac97);
        return 0;
 }
 
@@ -1031,12 +1135,20 @@ AC97_SINGLE("Stereo Mic", AC97_AD_MISC, 6, 1, 0);
 
 static int patch_ad1981b_specific(ac97_t *ac97)
 {
-       return patch_build_controls(ac97, &snd_ac97_ad198x_2cmic, 1);
+       int err;
+
+       if ((err = patch_build_controls(ac97, &snd_ac97_ad198x_2cmic, 1)) < 0)
+               return err;
+       return patch_build_controls(ac97, snd_ac97_ad1981x_jack_sense,
+                                   ARRAY_SIZE(snd_ac97_ad1981x_jack_sense));
 }
 
 static struct snd_ac97_build_ops patch_ad1981b_build_ops = {
        .build_post_spdif = patch_ad198x_post_spdif,
-       .build_specific = patch_ad1981b_specific
+       .build_specific = patch_ad1981b_specific,
+#ifdef CONFIG_PM
+       .resume = ad18xx_resume
+#endif
 };
 
 int patch_ad1981b(ac97_t *ac97)
@@ -1045,6 +1157,7 @@ int patch_ad1981b(ac97_t *ac97)
        ac97->build_ops = &patch_ad1981b_build_ops;
        snd_ac97_update_bits(ac97, AC97_AD_MISC, AC97_AD198X_MSPLT, AC97_AD198X_MSPLT);
        ac97->flags |= AC97_STEREO_MUTES;
+       check_ad1981_hp_jack_sense(ac97);
        return 0;
 }
 
@@ -1150,7 +1263,10 @@ static int patch_ad1888_specific(ac97_t *ac97)
 
 static struct snd_ac97_build_ops patch_ad1888_build_ops = {
        .build_post_spdif = patch_ad198x_post_spdif,
-       .build_specific = patch_ad1888_specific
+       .build_specific = patch_ad1888_specific,
+#ifdef CONFIG_PM
+       .resume = ad18xx_resume
+#endif
 };
 
 int patch_ad1888(ac97_t * ac97)
@@ -1184,7 +1300,10 @@ static int patch_ad1980_specific(ac97_t *ac97)
 
 static struct snd_ac97_build_ops patch_ad1980_build_ops = {
        .build_post_spdif = patch_ad198x_post_spdif,
-       .build_specific = patch_ad1980_specific
+       .build_specific = patch_ad1980_specific,
+#ifdef CONFIG_PM
+       .resume = ad18xx_resume
+#endif
 };
 
 int patch_ad1980(ac97_t * ac97)
@@ -1210,7 +1329,10 @@ static int patch_ad1985_specific(ac97_t *ac97)
 
 static struct snd_ac97_build_ops patch_ad1985_build_ops = {
        .build_post_spdif = patch_ad198x_post_spdif,
-       .build_specific = patch_ad1985_specific
+       .build_specific = patch_ad1985_specific,
+#ifdef CONFIG_PM
+       .resume = ad18xx_resume
+#endif
 };
 
 int patch_ad1985(ac97_t * ac97)
@@ -1294,7 +1416,7 @@ static const snd_kcontrol_new_t snd_ac97_controls_alc650[] = {
        {
                .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
                .name = "Mic As Center/LFE",
-               .info = snd_ac97_info_single,
+               .info = snd_ac97_info_volsw,
                .get = snd_ac97_alc650_mic_get,
                .put = snd_ac97_alc650_mic_put,
                .private_value = AC97_SINGLE_VALUE(0, 0, 1, 0) /* only mask needed */
@@ -1304,7 +1426,8 @@ static const snd_kcontrol_new_t snd_ac97_controls_alc650[] = {
 static const snd_kcontrol_new_t snd_ac97_spdif_controls_alc650[] = {
         AC97_SINGLE("IEC958 Capture Switch", AC97_ALC650_MULTICH, 11, 1, 0),
         AC97_SINGLE("Analog to IEC958 Output", AC97_ALC650_MULTICH, 12, 1, 0),
-        AC97_SINGLE("IEC958 Input Monitor", AC97_ALC650_MULTICH, 13, 1, 0),
+       /* disable this controls since it doesn't work as expected */
+       /* AC97_SINGLE("IEC958 Input Monitor", AC97_ALC650_MULTICH, 13, 1, 0), */
 };
 
 static int patch_alc650_specific(ac97_t * ac97)
@@ -1405,7 +1528,7 @@ static const snd_kcontrol_new_t snd_ac97_controls_alc655[] = {
        {
                .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
                .name = "Mic As Center/LFE",
-               .info = snd_ac97_info_single,
+               .info = snd_ac97_info_volsw,
                .get = snd_ac97_alc655_mic_get,
                .put = snd_ac97_alc655_mic_put,
                .private_value = AC97_SINGLE_VALUE(0, 0, 1, 0) /* only mask needed */
@@ -1454,7 +1577,8 @@ static int alc655_iec958_route_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_
 
 static const snd_kcontrol_new_t snd_ac97_spdif_controls_alc655[] = {
         AC97_PAGE_SINGLE("IEC958 Capture Switch", AC97_ALC650_MULTICH, 11, 1, 0, 0),
-        AC97_PAGE_SINGLE("IEC958 Input Monitor", AC97_ALC650_MULTICH, 14, 1, 0, 0),
+       /* disable this controls since it doesn't work as expected */
+        /* AC97_PAGE_SINGLE("IEC958 Input Monitor", AC97_ALC650_MULTICH, 14, 1, 0, 0), */
        {
                .iface  = SNDRV_CTL_ELEM_IFACE_MIXER,
                .name   = "IEC958 Playback Route",
@@ -1494,7 +1618,10 @@ int patch_alc655(ac97_t * ac97)
 
        /* adjust default values */
        val = snd_ac97_read(ac97, 0x7a); /* misc control */
-       val |= (1 << 1); /* spdif input pin */
+       if (ac97->id == 0x414c4780) /* ALC658 */
+               val &= ~(1 << 1); /* Pin 47 is spdif input pin */
+       else /* ALC655 */
+               val |= (1 << 1); /* Pin 47 is spdif input pin */
        val &= ~(1 << 12); /* vref enable */
        snd_ac97_write_cache(ac97, 0x7a, val);
        /* set default: spdif-in enabled,
@@ -1557,7 +1684,7 @@ static const snd_kcontrol_new_t snd_ac97_controls_alc850[] = {
        {
                .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
                .name = "Line-In As Surround",
-               .info = snd_ac97_info_single,
+               .info = snd_ac97_info_volsw,
                .get = ac97_alc850_surround_get,
                .put = ac97_alc850_surround_put,
                .private_value = AC97_SINGLE_VALUE(0, 0, 1, 0) /* only mask needed */
@@ -1565,7 +1692,7 @@ static const snd_kcontrol_new_t snd_ac97_controls_alc850[] = {
        {
                .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
                .name = "Mic As Center/LFE",
-               .info = snd_ac97_info_single,
+               .info = snd_ac97_info_volsw,
                .get = ac97_alc850_mic_get,
                .put = ac97_alc850_mic_put,
                .private_value = AC97_SINGLE_VALUE(0, 0, 1, 0) /* only mask needed */
@@ -1644,6 +1771,11 @@ static struct snd_ac97_build_ops patch_cm9738_ops = {
 int patch_cm9738(ac97_t * ac97)
 {
        ac97->build_ops = &patch_cm9738_ops;
+       /* FIXME: can anyone confirm below? */
+       /* CM9738 has no PCM volume although the register reacts */
+       ac97->flags |= AC97_HAS_NO_PCM_VOL;
+       snd_ac97_write_cache(ac97, AC97_PCM, 0x8000);
+
        return 0;
 }
 
@@ -1720,7 +1852,7 @@ static const snd_kcontrol_new_t snd_ac97_cm9739_controls[] = {
        {
                .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
                .name = "Mic As Center/LFE",
-               .info = snd_ac97_info_single,
+               .info = snd_ac97_info_volsw,
                .get = snd_ac97_cm9739_center_mic_get,
                .put = snd_ac97_cm9739_center_mic_put,
                .private_value = AC97_SINGLE_VALUE(0, 0, 1, 0) /* only mask needed */
@@ -1748,6 +1880,11 @@ int patch_cm9739(ac97_t * ac97)
 
        ac97->build_ops = &patch_cm9739_ops;
 
+       /* CM9739/A has no Master and PCM volume although the register reacts */
+       ac97->flags |= AC97_HAS_NO_MASTER_VOL | AC97_HAS_NO_PCM_VOL;
+       snd_ac97_write_cache(ac97, AC97_MASTER, 0x8000);
+       snd_ac97_write_cache(ac97, AC97_PCM, 0x8000);
+
        /* check spdif */
        val = snd_ac97_read(ac97, AC97_EXTENDED_STATUS);
        if (val & AC97_EA_SPCV) {
@@ -1766,18 +1903,170 @@ int patch_cm9739(ac97_t * ac97)
        /* bit 12: disable center/lfe (swithable) */
        /* bit 10: disable surround/line (switchable) */
        /* bit 9: mix 2 surround off */
+       /* bit 4: undocumented; 0 mutes the CM9739A, which defaults to 1 */
+       /* bit 3: undocumented; surround? */
        /* bit 0: dB */
-       val = (1 << 13);
+       val = snd_ac97_read(ac97, AC97_CM9739_MULTI_CHAN) & (1 << 4);
+       val |= (1 << 3);
+       val |= (1 << 13);
        if (! (ac97->ext_id & AC97_EI_SPDIF))
                val |= (1 << 14);
        snd_ac97_write_cache(ac97, AC97_CM9739_MULTI_CHAN, val);
 
+       /* FIXME: set up GPIO */
+       snd_ac97_write_cache(ac97, 0x70, 0x0100);
+       snd_ac97_write_cache(ac97, 0x72, 0x0020);
+       /* Special exception for ASUS W1000/CMI9739. It does not have an SPDIF in. */
+       if (ac97->pci &&
+            ac97->subsystem_vendor == 0x1043 &&
+            ac97->subsystem_device == 0x1843) {
+               snd_ac97_write_cache(ac97, AC97_CM9739_SPDIF_CTRL,
+                       snd_ac97_read(ac97, AC97_CM9739_SPDIF_CTRL) & ~0x01);
+               snd_ac97_write_cache(ac97, AC97_CM9739_MULTI_CHAN,
+                       snd_ac97_read(ac97, AC97_CM9739_MULTI_CHAN) | (1 << 14));
+       }
+
+       return 0;
+}
+
+#define AC97_CM9761_MULTI_CHAN 0x64
+#define AC97_CM9761_SPDIF_CTRL 0x6c
+
+static int snd_ac97_cm9761_linein_rear_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+{
+       ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
+       if (ac97->regs[AC97_CM9739_MULTI_CHAN] & 0x0400)
+               ucontrol->value.integer.value[0] = 1;
+       else
+               ucontrol->value.integer.value[0] = 0;
+       return 0;
+}
+
+static int snd_ac97_cm9761_linein_rear_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+{
+       ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
+       unsigned short vals[2][2] = {
+               { 0x0008, 0x0400 }, /* off, on */
+               { 0x0000, 0x0408 }, /* off, on (9761-82 rev.B) */
+       };
+       return snd_ac97_update_bits(ac97, AC97_CM9739_MULTI_CHAN, 0x0408,
+                                   vals[ac97->spec.dev_flags][!!ucontrol->value.integer.value[0]]);
+}
+
+static int snd_ac97_cm9761_center_mic_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+{
+       ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
+       if (ac97->regs[AC97_CM9739_MULTI_CHAN] & 0x1000)
+               ucontrol->value.integer.value[0] = 1;
+       else
+               ucontrol->value.integer.value[0] = 0;
+       if (ac97->spec.dev_flags) /* 9761-82 rev.B */
+               ucontrol->value.integer.value[0] = !ucontrol->value.integer.value[0];
+       return 0;
+}
+
+static int snd_ac97_cm9761_center_mic_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
+{
+       ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
+       unsigned short vals[2][2] = {
+               { 0x2000, 0x1880 }, /* off, on */
+               { 0x1000, 0x2880 }, /* off, on (9761-82 rev.B) */
+       };
+       return snd_ac97_update_bits(ac97, AC97_CM9739_MULTI_CHAN, 0x3880,
+                                   vals[ac97->spec.dev_flags][!!ucontrol->value.integer.value[0]]);
+}
+
+static const snd_kcontrol_new_t snd_ac97_cm9761_controls[] = {
+       {
+               .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+               .name = "Line-In As Surround",
+               .info = snd_ac97_info_volsw,
+               .get = snd_ac97_cm9761_linein_rear_get,
+               .put = snd_ac97_cm9761_linein_rear_put,
+               .private_value = AC97_SINGLE_VALUE(0, 0, 1, 0) /* only mask needed */
+       },
+       {
+               .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+               .name = "Mic As Center/LFE",
+               .info = snd_ac97_info_volsw,
+               .get = snd_ac97_cm9761_center_mic_get,
+               .put = snd_ac97_cm9761_center_mic_put,
+               .private_value = AC97_SINGLE_VALUE(0, 0, 1, 0) /* only mask needed */
+       },
+};
+
+static int patch_cm9761_specific(ac97_t * ac97)
+{
+       return patch_build_controls(ac97, snd_ac97_cm9761_controls, ARRAY_SIZE(snd_ac97_cm9761_controls));
+}
+
+static struct snd_ac97_build_ops patch_cm9761_ops = {
+       .build_specific = patch_cm9761_specific,
+       .build_post_spdif = patch_cm9739_post_spdif /* hope it's identical... */
+};
+
+int patch_cm9761(ac97_t *ac97)
+{
+       unsigned short val;
+
+       /* CM9761 has no Master and PCM volume although the register reacts */
+       ac97->flags |= AC97_HAS_NO_MASTER_VOL | AC97_HAS_NO_PCM_VOL;
+       snd_ac97_write_cache(ac97, AC97_MASTER, 0x8000);
+       snd_ac97_write_cache(ac97, AC97_PCM, 0x8000);
+
+       ac97->spec.dev_flags = 0; /* 1 = model 82 revision B */
+       if (ac97->id == AC97_ID_CM9761_82) {
+               unsigned short tmp;
+               /* check page 1, reg 0x60 */
+               val = snd_ac97_read(ac97, AC97_INT_PAGING);
+               snd_ac97_write_cache(ac97, AC97_INT_PAGING, (val & ~0x0f) | 0x01);
+               tmp = snd_ac97_read(ac97, 0x60);
+               ac97->spec.dev_flags = tmp & 1; /* revision B? */
+               snd_ac97_write_cache(ac97, AC97_INT_PAGING, val);
+       }
+
+       ac97->build_ops = &patch_cm9761_ops;
+
+       /* enable spdif */
+       /* force the SPDIF bit in ext_id - codec doesn't set this bit! */
+        ac97->ext_id |= AC97_EI_SPDIF;
+       /* to be sure: we overwrite the ext status bits */
+       snd_ac97_write_cache(ac97, AC97_EXTENDED_STATUS, 0x05c0);
+       snd_ac97_write_cache(ac97, AC97_CM9761_SPDIF_CTRL, 0x0209);
+       ac97->rates[AC97_RATES_SPDIF] = SNDRV_PCM_RATE_48000; /* 48k only */
+
+       /* set-up multi channel */
+       /* bit 15: pc master beep off
+        * bit 14: ??
+        * bit 13: vref ctl [= cm9739]
+        * bit 12: center/mic [= cm9739] (reverted on rev B)
+        * bit 11: ?? (mic/center/lfe) (reverted on rev B)
+        * bit 10: suddound/line [= cm9739]
+        * bit  9: mix 2 surround
+        * bit  8: ?
+        * bit  7: ?? (mic/center/lfe)
+        * bit  4: ?? (front)
+        * bit  3: ?? (line-in/rear share) (revereted with rev B)
+        * bit  2: ?? (surround)
+        * bit  1: front mic
+        * bit  0: mic boost
+        */
+
+#if 0
+       if (ac97->spec.dev_flags)
+               val = 0x0214;
+       else
+               val = 0x321c;
+       snd_ac97_write_cache(ac97, AC97_CM9761_MULTI_CHAN, val);
+#endif
+
        /* FIXME: set up GPIO */
        snd_ac97_write_cache(ac97, 0x70, 0x0100);
        snd_ac97_write_cache(ac97, 0x72, 0x0020);
 
        return 0;
 }
+       
 
 /*
  * VIA VT1616 codec