1 files changed, 444 insertions, 75 deletions

diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 3c596da2b9b5..8820faf6c9d8 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -487,7 +487,6 @@ int /*__devinit*/ snd_hda_bus_new(struct snd_card *card,
 {
 	struct hda_bus *bus;
 	int err;
-	char qname[8];
 	static struct snd_device_ops dev_ops = {
 		.dev_register = snd_hda_bus_dev_register,
 		.dev_free = snd_hda_bus_dev_free,
@@ -517,10 +516,12 @@ int /*__devinit*/ snd_hda_bus_new(struct snd_card *card,
 	mutex_init(&bus->cmd_mutex);
 	INIT_LIST_HEAD(&bus->codec_list);
 
-	snprintf(qname, sizeof(qname), "hda%d", card->number);
-	bus->workq = create_workqueue(qname);
+	snprintf(bus->workq_name, sizeof(bus->workq_name),
+		 "hd-audio%d", card->number);
+	bus->workq = create_singlethread_workqueue(bus->workq_name);
 	if (!bus->workq) {
-		snd_printk(KERN_ERR "cannot create workqueue %s\n", qname);
+		snd_printk(KERN_ERR "cannot create workqueue %s\n",
+			   bus->workq_name);
 		kfree(bus);
 		return -ENOMEM;
 	}
@@ -641,19 +642,21 @@ static int get_codec_name(struct hda_codec *codec)
  */
 static void /*__devinit*/ setup_fg_nodes(struct hda_codec *codec)
 {
-	int i, total_nodes;
+	int i, total_nodes, function_id;
 	hda_nid_t nid;
 
 	total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid);
 	for (i = 0; i < total_nodes; i++, nid++) {
-		unsigned int func;
-		func = snd_hda_param_read(codec, nid, AC_PAR_FUNCTION_TYPE);
-		switch (func & 0xff) {
+		function_id = snd_hda_param_read(codec, nid,
+						AC_PAR_FUNCTION_TYPE) & 0xff;
+		switch (function_id) {
 		case AC_GRP_AUDIO_FUNCTION:
 			codec->afg = nid;
+			codec->function_id = function_id;
 			break;
 		case AC_GRP_MODEM_FUNCTION:
 			codec->mfg = nid;
+			codec->function_id = function_id;
 			break;
 		default:
 			break;
@@ -681,11 +684,140 @@ static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node)
 	return 0;
 }
 
+/* read all pin default configurations and save codec->init_pins */
+static int read_pin_defaults(struct hda_codec *codec)
+{
+	int i;
+	hda_nid_t nid = codec->start_nid;
+
+	for (i = 0; i < codec->num_nodes; i++, nid++) {
+		struct hda_pincfg *pin;
+		unsigned int wcaps = get_wcaps(codec, nid);
+		unsigned int wid_type = (wcaps & AC_WCAP_TYPE) >>
+				AC_WCAP_TYPE_SHIFT;
+		if (wid_type != AC_WID_PIN)
+			continue;
+		pin = snd_array_new(&codec->init_pins);
+		if (!pin)
+			return -ENOMEM;
+		pin->nid = nid;
+		pin->cfg = snd_hda_codec_read(codec, nid, 0,
+					      AC_VERB_GET_CONFIG_DEFAULT, 0);
+	}
+	return 0;
+}
+
+/* look up the given pin config list and return the item matching with NID */
+static struct hda_pincfg *look_up_pincfg(struct hda_codec *codec,
+					 struct snd_array *array,
+					 hda_nid_t nid)
+{
+	int i;
+	for (i = 0; i < array->used; i++) {
+		struct hda_pincfg *pin = snd_array_elem(array, i);
+		if (pin->nid == nid)
+			return pin;
+	}
+	return NULL;
+}
+
+/* write a config value for the given NID */
+static void set_pincfg(struct hda_codec *codec, hda_nid_t nid,
+		       unsigned int cfg)
+{
+	int i;
+	for (i = 0; i < 4; i++) {
+		snd_hda_codec_write(codec, nid, 0,
+				    AC_VERB_SET_CONFIG_DEFAULT_BYTES_0 + i,
+				    cfg & 0xff);
+		cfg >>= 8;
+	}
+}
+
+/* set the current pin config value for the given NID.
+ * the value is cached, and read via snd_hda_codec_get_pincfg()
+ */
+int snd_hda_add_pincfg(struct hda_codec *codec, struct snd_array *list,
+		       hda_nid_t nid, unsigned int cfg)
+{
+	struct hda_pincfg *pin;
+	unsigned int oldcfg;
+
+	oldcfg = snd_hda_codec_get_pincfg(codec, nid);
+	pin = look_up_pincfg(codec, list, nid);
+	if (!pin) {
+		pin = snd_array_new(list);
+		if (!pin)
+			return -ENOMEM;
+		pin->nid = nid;
+	}
+	pin->cfg = cfg;
+
+	/* change only when needed; e.g. if the pincfg is already present
+	 * in user_pins[], don't write it
+	 */
+	cfg = snd_hda_codec_get_pincfg(codec, nid);
+	if (oldcfg != cfg)
+		set_pincfg(codec, nid, cfg);
+	return 0;
+}
+
+int snd_hda_codec_set_pincfg(struct hda_codec *codec,
+			     hda_nid_t nid, unsigned int cfg)
+{
+	return snd_hda_add_pincfg(codec, &codec->driver_pins, nid, cfg);
+}
+EXPORT_SYMBOL_HDA(snd_hda_codec_set_pincfg);
+
+/* get the current pin config value of the given pin NID */
+unsigned int snd_hda_codec_get_pincfg(struct hda_codec *codec, hda_nid_t nid)
+{
+	struct hda_pincfg *pin;
+
+#ifdef CONFIG_SND_HDA_HWDEP
+	pin = look_up_pincfg(codec, &codec->user_pins, nid);
+	if (pin)
+		return pin->cfg;
+#endif
+	pin = look_up_pincfg(codec, &codec->driver_pins, nid);
+	if (pin)
+		return pin->cfg;
+	pin = look_up_pincfg(codec, &codec->init_pins, nid);
+	if (pin)
+		return pin->cfg;
+	return 0;
+}
+EXPORT_SYMBOL_HDA(snd_hda_codec_get_pincfg);
+
+/* restore all current pin configs */
+static void restore_pincfgs(struct hda_codec *codec)
+{
+	int i;
+	for (i = 0; i < codec->init_pins.used; i++) {
+		struct hda_pincfg *pin = snd_array_elem(&codec->init_pins, i);
+		set_pincfg(codec, pin->nid,
+			   snd_hda_codec_get_pincfg(codec, pin->nid));
+	}
+}
 
 static void init_hda_cache(struct hda_cache_rec *cache,
 			   unsigned int record_size);
 static void free_hda_cache(struct hda_cache_rec *cache);
 
+/* restore the initial pin cfgs and release all pincfg lists */
+static void restore_init_pincfgs(struct hda_codec *codec)
+{
+	/* first free driver_pins and user_pins, then call restore_pincfg
+	 * so that only the values in init_pins are restored
+	 */
+	snd_array_free(&codec->driver_pins);
+#ifdef CONFIG_SND_HDA_HWDEP
+	snd_array_free(&codec->user_pins);
+#endif
+	restore_pincfgs(codec);
+	snd_array_free(&codec->init_pins);
+}
+
 /*
  * codec destructor
  */
@@ -693,6 +825,7 @@ static void snd_hda_codec_free(struct hda_codec *codec)
 {
 	if (!codec)
 		return;
+	restore_init_pincfgs(codec);
 #ifdef CONFIG_SND_HDA_POWER_SAVE
 	cancel_delayed_work(&codec->power_work);
 	flush_workqueue(codec->bus->workq);
@@ -711,6 +844,9 @@ static void snd_hda_codec_free(struct hda_codec *codec)
 	kfree(codec);
 }
 
+static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
+				unsigned int power_state);
+
 /**
  * snd_hda_codec_new - create a HDA codec
  * @bus: the bus to assign
@@ -750,6 +886,8 @@ int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr
 	init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info));
 	init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head));
 	snd_array_init(&codec->mixers, sizeof(struct snd_kcontrol *), 32);
+	snd_array_init(&codec->init_pins, sizeof(struct hda_pincfg), 16);
+	snd_array_init(&codec->driver_pins, sizeof(struct hda_pincfg), 16);
 	if (codec->bus->modelname) {
 		codec->modelname = kstrdup(codec->bus->modelname, GFP_KERNEL);
 		if (!codec->modelname) {
@@ -786,15 +924,18 @@ int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr
 	setup_fg_nodes(codec);
 	if (!codec->afg && !codec->mfg) {
 		snd_printdd("hda_codec: no AFG or MFG node found\n");
-		snd_hda_codec_free(codec);
-		return -ENODEV;
+		err = -ENODEV;
+		goto error;
 	}
 
-	if (read_widget_caps(codec, codec->afg ? codec->afg : codec->mfg) < 0) {
+	err = read_widget_caps(codec, codec->afg ? codec->afg : codec->mfg);
+	if (err < 0) {
 		snd_printk(KERN_ERR "hda_codec: cannot malloc\n");
-		snd_hda_codec_free(codec);
-		return -ENOMEM;
+		goto error;
 	}
+	err = read_pin_defaults(codec);
+	if (err < 0)
+		goto error;
 
 	if (!codec->subsystem_id) {
 		hda_nid_t nid = codec->afg ? codec->afg : codec->mfg;
@@ -805,12 +946,15 @@ int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr
 	if (bus->modelname)
 		codec->modelname = kstrdup(bus->modelname, GFP_KERNEL);
 
+	/* power-up all before initialization */
+	hda_set_power_state(codec,
+			    codec->afg ? codec->afg : codec->mfg,
+			    AC_PWRST_D0);
+
 	if (do_init) {
 		err = snd_hda_codec_configure(codec);
-		if (err < 0) {
-			snd_hda_codec_free(codec);
-			return err;
-		}
+		if (err < 0)
+			goto error;
 	}
 	snd_hda_codec_proc_new(codec);
 
@@ -823,6 +967,10 @@ int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr
 	if (codecp)
 		*codecp = codec;
 	return 0;
+
+ error:
+	snd_hda_codec_free(codec);
+	return err;
 }
 EXPORT_SYMBOL_HDA(snd_hda_codec_new);
 
@@ -906,6 +1054,7 @@ EXPORT_SYMBOL_HDA(snd_hda_codec_cleanup_stream);
 
 /* FIXME: more better hash key? */
 #define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
+#define HDA_HASH_PINCAP_KEY(nid) (u32)((nid) + (0x02 << 24))
 #define INFO_AMP_CAPS	(1<<0)
 #define INFO_AMP_VOL(ch)	(1 << (1 + (ch)))
 
@@ -996,6 +1145,21 @@ int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
 }
 EXPORT_SYMBOL_HDA(snd_hda_override_amp_caps);
 
+u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid)
+{
+	struct hda_amp_info *info;
+
+	info = get_alloc_amp_hash(codec, HDA_HASH_PINCAP_KEY(nid));
+	if (!info)
+		return 0;
+	if (!info->head.val) {
+		info->amp_caps = snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP);
+		info->head.val |= INFO_AMP_CAPS;
+	}
+	return info->amp_caps;
+}
+EXPORT_SYMBOL_HDA(snd_hda_query_pin_caps);
+
 /*
  * read the current volume to info
  * if the cache exists, read the cache value.
@@ -1119,6 +1283,7 @@ int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
 	u16 nid = get_amp_nid(kcontrol);
 	u8 chs = get_amp_channels(kcontrol);
 	int dir = get_amp_direction(kcontrol);
+	unsigned int ofs = get_amp_offset(kcontrol);
 	u32 caps;
 
 	caps = query_amp_caps(codec, nid, dir);
@@ -1130,6 +1295,8 @@ int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
 		       kcontrol->id.name);
 		return -EINVAL;
 	}
+	if (ofs < caps)
+		caps -= ofs;
 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 	uinfo->count = chs == 3 ? 2 : 1;
 	uinfo->value.integer.min = 0;
@@ -1138,6 +1305,32 @@ int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
 }
 EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_volume_info);
 
+
+static inline unsigned int
+read_amp_value(struct hda_codec *codec, hda_nid_t nid,
+	       int ch, int dir, int idx, unsigned int ofs)
+{
+	unsigned int val;
+	val = snd_hda_codec_amp_read(codec, nid, ch, dir, idx);
+	val &= HDA_AMP_VOLMASK;
+	if (val >= ofs)
+		val -= ofs;
+	else
+		val = 0;
+	return val;
+}
+
+static inline int
+update_amp_value(struct hda_codec *codec, hda_nid_t nid,
+		 int ch, int dir, int idx, unsigned int ofs,
+		 unsigned int val)
+{
+	if (val > 0)
+		val += ofs;
+	return snd_hda_codec_amp_update(codec, nid, ch, dir, idx,
+					HDA_AMP_VOLMASK, val);
+}
+
 int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol,
 				 struct snd_ctl_elem_value *ucontrol)
 {
@@ -1146,14 +1339,13 @@ int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol,
 	int chs = get_amp_channels(kcontrol);
 	int dir = get_amp_direction(kcontrol);
 	int idx = get_amp_index(kcontrol);
+	unsigned int ofs = get_amp_offset(kcontrol);
 	long *valp = ucontrol->value.integer.value;
 
 	if (chs & 1)
-		*valp++ = snd_hda_codec_amp_read(codec, nid, 0, dir, idx)
-			& HDA_AMP_VOLMASK;
+		*valp++ = read_amp_value(codec, nid, 0, dir, idx, ofs);
 	if (chs & 2)
-		*valp = snd_hda_codec_amp_read(codec, nid, 1, dir, idx)
-			& HDA_AMP_VOLMASK;
+		*valp = read_amp_value(codec, nid, 1, dir, idx, ofs);
 	return 0;
 }
 EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_volume_get);
@@ -1166,18 +1358,17 @@ int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol,
 	int chs = get_amp_channels(kcontrol);
 	int dir = get_amp_direction(kcontrol);
 	int idx = get_amp_index(kcontrol);
+	unsigned int ofs = get_amp_offset(kcontrol);
 	long *valp = ucontrol->value.integer.value;
 	int change = 0;
 
 	snd_hda_power_up(codec);
 	if (chs & 1) {
-		change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
-						  0x7f, *valp);
+		change = update_amp_value(codec, nid, 0, dir, idx, ofs, *valp);
 		valp++;
 	}
 	if (chs & 2)
-		change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
-						   0x7f, *valp);
+		change |= update_amp_value(codec, nid, 1, dir, idx, ofs, *valp);
 	snd_hda_power_down(codec);
 	return change;
 }
@@ -1189,6 +1380,7 @@ int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 	hda_nid_t nid = get_amp_nid(kcontrol);
 	int dir = get_amp_direction(kcontrol);
+	unsigned int ofs = get_amp_offset(kcontrol);
 	u32 caps, val1, val2;
 
 	if (size < 4 * sizeof(unsigned int))
@@ -1197,6 +1389,7 @@ int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
 	val2 = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT;
 	val2 = (val2 + 1) * 25;
 	val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT);
+	val1 += ofs;
 	val1 = ((int)val1) * ((int)val2);
 	if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv))
 		return -EFAULT;
@@ -1267,7 +1460,6 @@ int snd_hda_ctl_add(struct hda_codec *codec, struct snd_kcontrol *kctl)
 }
 EXPORT_SYMBOL_HDA(snd_hda_ctl_add);
 
-#ifdef CONFIG_SND_HDA_RECONFIG
 /* Clear all controls assigned to the given codec */
 void snd_hda_ctls_clear(struct hda_codec *codec)
 {
@@ -1278,9 +1470,52 @@ void snd_hda_ctls_clear(struct hda_codec *codec)
 	snd_array_free(&codec->mixers);
 }
 
-void snd_hda_codec_reset(struct hda_codec *codec)
+/* pseudo device locking
+ * toggle card->shutdown to allow/disallow the device access (as a hack)
+ */
+static int hda_lock_devices(struct snd_card *card)
 {
-	int i;
+	spin_lock(&card->files_lock);
+	if (card->shutdown) {
+		spin_unlock(&card->files_lock);
+		return -EINVAL;
+	}
+	card->shutdown = 1;
+	spin_unlock(&card->files_lock);
+	return 0;
+}
+
+static void hda_unlock_devices(struct snd_card *card)
+{
+	spin_lock(&card->files_lock);
+	card->shutdown = 0;
+	spin_unlock(&card->files_lock);
+}
+
+int snd_hda_codec_reset(struct hda_codec *codec)
+{
+	struct snd_card *card = codec->bus->card;
+	int i, pcm;
+
+	if (hda_lock_devices(card) < 0)
+		return -EBUSY;
+	/* check whether the codec isn't used by any mixer or PCM streams */
+	if (!list_empty(&card->ctl_files)) {
+		hda_unlock_devices(card);
+		return -EBUSY;
+	}
+	for (pcm = 0; pcm < codec->num_pcms; pcm++) {
+		struct hda_pcm *cpcm = &codec->pcm_info[pcm];
+		if (!cpcm->pcm)
+			continue;
+		if (cpcm->pcm->streams[0].substream_opened ||
+		    cpcm->pcm->streams[1].substream_opened) {
+			hda_unlock_devices(card);
+			return -EBUSY;
+		}
+	}
+
+	/* OK, let it free */
 
 #ifdef CONFIG_SND_HDA_POWER_SAVE
 	cancel_delayed_work(&codec->power_work);
@@ -1290,8 +1525,7 @@ void snd_hda_codec_reset(struct hda_codec *codec)
 	/* relase PCMs */
 	for (i = 0; i < codec->num_pcms; i++) {
 		if (codec->pcm_info[i].pcm) {
-			snd_device_free(codec->bus->card,
-					codec->pcm_info[i].pcm);
+			snd_device_free(card, codec->pcm_info[i].pcm);
 			clear_bit(codec->pcm_info[i].device,
 				  codec->bus->pcm_dev_bits);
 		}
@@ -1304,13 +1538,22 @@ void snd_hda_codec_reset(struct hda_codec *codec)
 	free_hda_cache(&codec->cmd_cache);
 	init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info));
 	init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head));
+	/* free only driver_pins so that init_pins + user_pins are restored */
+	snd_array_free(&codec->driver_pins);
+	restore_pincfgs(codec);
 	codec->num_pcms = 0;
 	codec->pcm_info = NULL;
 	codec->preset = NULL;
+	memset(&codec->patch_ops, 0, sizeof(codec->patch_ops));
+	codec->slave_dig_outs = NULL;
+	codec->spdif_status_reset = 0;
 	module_put(codec->owner);
 	codec->owner = NULL;
+
+	/* allow device access again */
+	hda_unlock_devices(card);
+	return 0;
 }
-#endif /* CONFIG_SND_HDA_RECONFIG */
 
 /* create a virtual master control and add slaves */
 int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
@@ -1335,15 +1578,20 @@ int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
 	
 	for (s = slaves; *s; s++) {
 		struct snd_kcontrol *sctl;
-
-		sctl = snd_hda_find_mixer_ctl(codec, *s);
-		if (!sctl) {
-			snd_printdd("Cannot find slave %s, skipped\n", *s);
-			continue;
+		int i = 0;
+		for (;;) {
+			sctl = _snd_hda_find_mixer_ctl(codec, *s, i);
+			if (!sctl) {
+				if (!i)
+					snd_printdd("Cannot find slave %s, "
+						    "skipped\n", *s);
+				break;
+			}
+			err = snd_ctl_add_slave(kctl, sctl);
+			if (err < 0)
+				return err;
+			i++;
 		}
-		err = snd_ctl_add_slave(kctl, sctl);
-		if (err < 0)
-			return err;
 	}
 	return 0;
 }
@@ -1954,6 +2202,8 @@ int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
 	}
 	for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) {
 		kctl = snd_ctl_new1(dig_mix, codec);
+		if (!kctl)
+			return -ENOMEM;
 		kctl->private_value = nid;
 		err = snd_hda_ctl_add(codec, kctl);
 		if (err < 0)
@@ -2002,7 +2252,11 @@ int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid,
 	err = bus->ops.command(bus, res);
 	if (!err) {
 		struct hda_cache_head *c;
-		u32 key = build_cmd_cache_key(nid, verb);
+		u32 key;
+		/* parm may contain the verb stuff for get/set amp */
+		verb = verb | (parm >> 8);
+		parm &= 0xff;
+		key = build_cmd_cache_key(nid, verb);
 		c = get_alloc_hash(&codec->cmd_cache, key);
 		if (c)
 			c->val = parm;
@@ -2073,8 +2327,7 @@ static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
 				 * don't power down the widget if it controls
 				 * eapd and EAPD_BTLENABLE is set.
 				 */
-				pincap = snd_hda_param_read(codec, nid,
-							    AC_PAR_PIN_CAP);
+				pincap = snd_hda_query_pin_caps(codec, nid);
 				if (pincap & AC_PINCAP_EAPD) {
 					int eapd = snd_hda_codec_read(codec,
 						nid, 0,
@@ -2143,6 +2396,7 @@ static void hda_call_codec_resume(struct hda_codec *codec)
 	hda_set_power_state(codec,
 			    codec->afg ? codec->afg : codec->mfg,
 			    AC_PWRST_D0);
+	restore_pincfgs(codec); /* restore all current pin configs */
 	hda_exec_init_verbs(codec);
 	if (codec->patch_ops.resume)
 		codec->patch_ops.resume(codec);
@@ -2170,8 +2424,16 @@ int /*__devinit*/ snd_hda_build_controls(struct hda_bus *bus)
 
 	list_for_each_entry(codec, &bus->codec_list, list) {
 		int err = snd_hda_codec_build_controls(codec);
-		if (err < 0)
-			return err;
+		if (err < 0) {
+			printk(KERN_ERR "hda_codec: cannot build controls"
+			       "for #%d (error %d)\n", codec->addr, err); 
+			err = snd_hda_codec_reset(codec);
+			if (err < 0) {
+				printk(KERN_ERR
+				       "hda_codec: cannot revert codec\n");
+				return err;
+			}
+		}
 	}
 	return 0;
 }
@@ -2180,19 +2442,12 @@ EXPORT_SYMBOL_HDA(snd_hda_build_controls);
 int snd_hda_codec_build_controls(struct hda_codec *codec)
 {
 	int err = 0;
-	/* fake as if already powered-on */
-	hda_keep_power_on(codec);
-	/* then fire up */
-	hda_set_power_state(codec,
-			    codec->afg ? codec->afg : codec->mfg,
-			    AC_PWRST_D0);
 	hda_exec_init_verbs(codec);
 	/* continue to initialize... */
 	if (codec->patch_ops.init)
 		err = codec->patch_ops.init(codec);
 	if (!err && codec->patch_ops.build_controls)
 		err = codec->patch_ops.build_controls(codec);
-	snd_hda_power_down(codec);
 	if (err < 0)
 		return err;
 	return 0;
@@ -2305,12 +2560,11 @@ EXPORT_SYMBOL_HDA(snd_hda_calc_stream_format);
 static int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
 				u32 *ratesp, u64 *formatsp, unsigned int *bpsp)
 {
-	int i;
-	unsigned int val, streams;
+	unsigned int i, val, wcaps;
 
 	val = 0;
-	if (nid != codec->afg &&
-	    (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
+	wcaps = get_wcaps(codec, nid);
+	if (nid != codec->afg && (wcaps & AC_WCAP_FORMAT_OVRD)) {
 		val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
 		if (val == -1)
 			return -EIO;
@@ -2324,15 +2578,20 @@ static int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
 			if (val & (1 << i))
 				rates |= rate_bits[i].alsa_bits;
 		}
+		if (rates == 0) {
+			snd_printk(KERN_ERR "hda_codec: rates == 0 "
+				   "(nid=0x%x, val=0x%x, ovrd=%i)\n",
+					nid, val,
+					(wcaps & AC_WCAP_FORMAT_OVRD) ? 1 : 0);
+			return -EIO;
+		}
 		*ratesp = rates;
 	}
 
 	if (formatsp || bpsp) {
 		u64 formats = 0;
-		unsigned int bps;
-		unsigned int wcaps;
+		unsigned int streams, bps;
 
-		wcaps = get_wcaps(codec, nid);
 		streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
 		if (streams == -1)
 			return -EIO;
@@ -2385,6 +2644,15 @@ static int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
 			formats |= SNDRV_PCM_FMTBIT_U8;
 			bps = 8;
 		}
+		if (formats == 0) {
+			snd_printk(KERN_ERR "hda_codec: formats == 0 "
+				   "(nid=0x%x, val=0x%x, ovrd=%i, "
+				   "streams=0x%x)\n",
+					nid, val,
+					(wcaps & AC_WCAP_FORMAT_OVRD) ? 1 : 0,
+					streams);
+			return -EIO;
+		}
 		if (formatsp)
 			*formatsp = formats;
 		if (bpsp)
@@ -2500,12 +2768,16 @@ static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo,
 static int set_pcm_default_values(struct hda_codec *codec,
 				  struct hda_pcm_stream *info)
 {
+	int err;
+
 	/* query support PCM information from the given NID */
 	if (info->nid && (!info->rates || !info->formats)) {
-		snd_hda_query_supported_pcm(codec, info->nid,
+		err = snd_hda_query_supported_pcm(codec, info->nid,
 				info->rates ? NULL : &info->rates,
 				info->formats ? NULL : &info->formats,
 				info->maxbps ? NULL : &info->maxbps);
+		if (err < 0)
+			return err;
 	}
 	if (info->ops.open == NULL)
 		info->ops.open = hda_pcm_default_open_close;
@@ -2548,13 +2820,10 @@ static int get_empty_pcm_device(struct hda_bus *bus, int type)
 		for (i = 0; i < ARRAY_SIZE(audio_idx); i++) {
 			dev = audio_idx[i];
 			if (!test_bit(dev, bus->pcm_dev_bits))
-				break;
+				goto ok;
 		}
-		if (i >= ARRAY_SIZE(audio_idx)) {
-			snd_printk(KERN_WARNING "Too many audio devices\n");
-			return -EAGAIN;
-		}
-		break;
+		snd_printk(KERN_WARNING "Too many audio devices\n");
+		return -EAGAIN;
 	case HDA_PCM_TYPE_SPDIF:
 	case HDA_PCM_TYPE_HDMI:
 	case HDA_PCM_TYPE_MODEM:
@@ -2569,6 +2838,7 @@ static int get_empty_pcm_device(struct hda_bus *bus, int type)
 		snd_printk(KERN_WARNING "Invalid PCM type %d\n", type);
 		return -EINVAL;
 	}
+ ok:
 	set_bit(dev, bus->pcm_dev_bits);
 	return dev;
 }
@@ -2605,24 +2875,36 @@ int snd_hda_codec_build_pcms(struct hda_codec *codec)
 		if (!codec->patch_ops.build_pcms)
 			return 0;
 		err = codec->patch_ops.build_pcms(codec);
-		if (err < 0)
-			return err;
+		if (err < 0) {
+			printk(KERN_ERR "hda_codec: cannot build PCMs"
+			       "for #%d (error %d)\n", codec->addr, err); 
+			err = snd_hda_codec_reset(codec);
+			if (err < 0) {
+				printk(KERN_ERR
+				       "hda_codec: cannot revert codec\n");
+				return err;
+			}
+		}
 	}
 	for (pcm = 0; pcm < codec->num_pcms; pcm++) {
 		struct hda_pcm *cpcm = &codec->pcm_info[pcm];
 		int dev;
 
 		if (!cpcm->stream[0].substreams && !cpcm->stream[1].substreams)
-			return 0; /* no substreams assigned */
+			continue; /* no substreams assigned */
 
 		if (!cpcm->pcm) {
 			dev = get_empty_pcm_device(codec->bus, cpcm->pcm_type);
 			if (dev < 0)
-				return 0;
+				continue; /* no fatal error */
 			cpcm->device = dev;
 			err = snd_hda_attach_pcm(codec, cpcm);
-			if (err < 0)
-				return err;
+			if (err < 0) {
+				printk(KERN_ERR "hda_codec: cannot attach "
+				       "PCM stream %d for codec #%d\n",
+				       dev, codec->addr);
+				continue; /* no fatal error */
+			}
 		}
 	}
 	return 0;
@@ -2724,6 +3006,67 @@ int snd_hda_check_board_config(struct hda_codec *codec,
 EXPORT_SYMBOL_HDA(snd_hda_check_board_config);
 
 /**
+ * snd_hda_check_board_codec_sid_config - compare the current codec
+				          subsystem ID with the
+					  config table
+
+	   This is important for Gateway notebooks with SB450 HDA Audio
+	   where the vendor ID of the PCI device is:
+		ATI Technologies Inc SB450 HDA Audio [1002:437b]
+	   and the vendor/subvendor are found only at the codec.
+
+ * @codec: the HDA codec
+ * @num_configs: number of config enums
+ * @models: array of model name strings
+ * @tbl: configuration table, terminated by null entries
+ *
+ * Compares the modelname or PCI subsystem id of the current codec with the
+ * given configuration table.  If a matching entry is found, returns its
+ * config value (supposed to be 0 or positive).
+ *
+ * If no entries are matching, the function returns a negative value.
+ */
+int snd_hda_check_board_codec_sid_config(struct hda_codec *codec,
+			       int num_configs, const char **models,
+			       const struct snd_pci_quirk *tbl)
+{
+	const struct snd_pci_quirk *q;
+
+	/* Search for codec ID */
+	for (q = tbl; q->subvendor; q++) {
+		unsigned long vendorid = (q->subdevice) | (q->subvendor << 16);
+
+		if (vendorid == codec->subsystem_id)
+			break;
+	}
+
+	if (!q->subvendor)
+		return -1;
+
+	tbl = q;
+
+	if (tbl->value >= 0 && tbl->value < num_configs) {
+#ifdef CONFIG_SND_DEBUG_DETECT
+		char tmp[10];
+		const char *model = NULL;
+		if (models)
+			model = models[tbl->value];
+		if (!model) {
+			sprintf(tmp, "#%d", tbl->value);
+			model = tmp;
+		}
+		snd_printdd(KERN_INFO "hda_codec: model '%s' is selected "
+			    "for config %x:%x (%s)\n",
+			    model, tbl->subvendor, tbl->subdevice,
+			    (tbl->name ? tbl->name : "Unknown device"));
+#endif
+		return tbl->value;
+	}
+	return -1;
+}
+EXPORT_SYMBOL_HDA(snd_hda_check_board_codec_sid_config);
+
+/**
  * snd_hda_add_new_ctls - create controls from the array
  * @codec: the HDA codec
  * @knew: the array of struct snd_kcontrol_new
@@ -2815,7 +3158,7 @@ void snd_hda_power_down(struct hda_codec *codec)
 		return;
 	if (power_save(codec)) {
 		codec->power_transition = 1; /* avoid reentrance */
-		schedule_delayed_work(&codec->power_work,
+		queue_delayed_work(codec->bus->workq, &codec->power_work,
 				msecs_to_jiffies(power_save(codec) * 1000));
 	}
 }
@@ -3026,6 +3369,16 @@ int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
 }
 EXPORT_SYMBOL_HDA(snd_hda_multi_out_dig_prepare);
 
+int snd_hda_multi_out_dig_cleanup(struct hda_codec *codec,
+				  struct hda_multi_out *mout)
+{
+	mutex_lock(&codec->spdif_mutex);
+	cleanup_dig_out_stream(codec, mout->dig_out_nid);
+	mutex_unlock(&codec->spdif_mutex);
+	return 0;
+}
+EXPORT_SYMBOL_HDA(snd_hda_multi_out_dig_cleanup);
+
 /*
  * release the digital out
  */
@@ -3252,8 +3605,7 @@ int snd_hda_parse_pin_def_config(struct hda_codec *codec,
 		if (ignore_nids && is_in_nid_list(nid, ignore_nids))
 			continue;
 
-		def_conf = snd_hda_codec_read(codec, nid, 0,
-					      AC_VERB_GET_CONFIG_DEFAULT, 0);
+		def_conf = snd_hda_codec_get_pincfg(codec, nid);
 		if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE)
 			continue;
 		loc = get_defcfg_location(def_conf);
@@ -3329,10 +3681,22 @@ int snd_hda_parse_pin_def_config(struct hda_codec *codec,
 			cfg->input_pins[AUTO_PIN_AUX] = nid;
 			break;
 		case AC_JACK_SPDIF_OUT:
-			cfg->dig_out_pin = nid;
+		case AC_JACK_DIG_OTHER_OUT:
+			if (cfg->dig_outs >= ARRAY_SIZE(cfg->dig_out_pins))
+				continue;
+			cfg->dig_out_pins[cfg->dig_outs] = nid;
+			cfg->dig_out_type[cfg->dig_outs] =
+				(loc == AC_JACK_LOC_HDMI) ?
+				HDA_PCM_TYPE_HDMI : HDA_PCM_TYPE_SPDIF;
+			cfg->dig_outs++;
 			break;
 		case AC_JACK_SPDIF_IN:
+		case AC_JACK_DIG_OTHER_IN:
 			cfg->dig_in_pin = nid;
+			if (loc == AC_JACK_LOC_HDMI)
+				cfg->dig_in_type = HDA_PCM_TYPE_HDMI;
+			else
+				cfg->dig_in_type = HDA_PCM_TYPE_SPDIF;
 			break;
 		}
 	}
@@ -3438,6 +3802,9 @@ int snd_hda_parse_pin_def_config(struct hda_codec *codec,
 		   cfg->hp_pins[1], cfg->hp_pins[2],
 		   cfg->hp_pins[3], cfg->hp_pins[4]);
 	snd_printd("   mono: mono_out=0x%x\n", cfg->mono_out_pin);
+	if (cfg->dig_outs)
+		snd_printd("   dig-out=0x%x/0x%x\n",
+			   cfg->dig_out_pins[0], cfg->dig_out_pins[1]);
 	snd_printd("   inputs: mic=0x%x, fmic=0x%x, line=0x%x, fline=0x%x,"
 		   " cd=0x%x, aux=0x%x\n",
 		   cfg->input_pins[AUTO_PIN_MIC],
@@ -3446,6 +3813,8 @@ int snd_hda_parse_pin_def_config(struct hda_codec *codec,
 		   cfg->input_pins[AUTO_PIN_FRONT_LINE],
 		   cfg->input_pins[AUTO_PIN_CD],
 		   cfg->input_pins[AUTO_PIN_AUX]);
+	if (cfg->dig_in_pin)
+		snd_printd("   dig-in=0x%x\n", cfg->dig_in_pin);
 
 	return 0;
 }