Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6: (22 commits)
  ALSA: hda - Cirrus Logic CS421x support
  ALSA: Make pcm.h self-contained
  ALSA: hda - Allow codec-specific set_power_state ops
  ALSA: hda - Add post_suspend patch ops
  ALSA: hda - Make CONFIG_SND_HDA_POWER_SAVE depending on CONFIG_PM
  ALSA: hda - Make sure mute led reflects master mute state
  ALSA: hda - Fix invalid mute led state on resume of IDT codecs
  ASoC: Revert "ASoC: SAMSUNG: Add I2S0 internal dma driver"
  ALSA: hda - Add support of the 4 internal speakers on certain HP laptops
  ALSA: Make snd_pcm_debug_name usable outside pcm_lib
  ALSA: hda - Fix DAC filling for multi-connection pins in Realtek parser
  ASoC: dapm - Add methods to retrieve snd_card and soc_card from dapm context.
  ASoC: SAMSUNG: Add I2S0 internal dma driver
  ASoC: SAMSUNG: Modify I2S driver to support idma
  ASoC: davinci: add missing break statement
  ASoC: davinci: fix codec start and stop functions
  ASoC: dapm - add DAPM macro for external enum widgets
  ASoC: Acknowledge WM8962 interrupts before acting on them
  ASoC: sgtl5000: guide user when regulator support is needed
  ASoC: sgtl5000: refactor registering internal ldo
  ...

18 files changed, 990 insertions, 205 deletions

diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c
index f1341308bed..86d0caf91b3 100644
--- a/sound/core/pcm_lib.c
+++ b/sound/core/pcm_lib.c
@@ -128,7 +128,8 @@ void snd_pcm_playback_silence(struct snd_pcm_substream *substream, snd_pcm_ufram
 	}
 }
 
-static void pcm_debug_name(struct snd_pcm_substream *substream,
+#ifdef CONFIG_SND_DEBUG
+void snd_pcm_debug_name(struct snd_pcm_substream *substream,
 			   char *name, size_t len)
 {
 	snprintf(name, len, "pcmC%dD%d%c:%d",
@@ -137,6 +138,8 @@ static void pcm_debug_name(struct snd_pcm_substream *substream,
 		 substream->stream ? 'c' : 'p',
 		 substream->number);
 }
+EXPORT_SYMBOL(snd_pcm_debug_name);
+#endif
 
 #define XRUN_DEBUG_BASIC	(1<<0)
 #define XRUN_DEBUG_STACK	(1<<1)	/* dump also stack */
@@ -168,7 +171,7 @@ static void xrun(struct snd_pcm_substream *substream)
 	snd_pcm_stop(substream, SNDRV_PCM_STATE_XRUN);
 	if (xrun_debug(substream, XRUN_DEBUG_BASIC)) {
 		char name[16];
-		pcm_debug_name(substream, name, sizeof(name));
+		snd_pcm_debug_name(substream, name, sizeof(name));
 		snd_printd(KERN_DEBUG "XRUN: %s\n", name);
 		dump_stack_on_xrun(substream);
 	}
@@ -243,7 +246,7 @@ static void xrun_log_show(struct snd_pcm_substream *substream)
 		return;
 	if (xrun_debug(substream, XRUN_DEBUG_LOGONCE) && log->hit)
 		return;
-	pcm_debug_name(substream, name, sizeof(name));
+	snd_pcm_debug_name(substream, name, sizeof(name));
 	for (cnt = 0, idx = log->idx; cnt < XRUN_LOG_CNT; cnt++) {
 		entry = &log->entries[idx];
 		if (entry->period_size == 0)
@@ -319,7 +322,7 @@ static int snd_pcm_update_hw_ptr0(struct snd_pcm_substream *substream,
 	if (pos >= runtime->buffer_size) {
 		if (printk_ratelimit()) {
 			char name[16];
-			pcm_debug_name(substream, name, sizeof(name));
+			snd_pcm_debug_name(substream, name, sizeof(name));
 			xrun_log_show(substream);
 			snd_printd(KERN_ERR  "BUG: %s, pos = %ld, "
 				   "buffer size = %ld, period size = %ld\n",
@@ -364,7 +367,7 @@ static int snd_pcm_update_hw_ptr0(struct snd_pcm_substream *substream,
 	if (xrun_debug(substream, in_interrupt ?
 			XRUN_DEBUG_PERIODUPDATE : XRUN_DEBUG_HWPTRUPDATE)) {
 		char name[16];
-		pcm_debug_name(substream, name, sizeof(name));
+		snd_pcm_debug_name(substream, name, sizeof(name));
 		snd_printd("%s_update: %s: pos=%u/%u/%u, "
 			   "hwptr=%ld/%ld/%ld/%ld\n",
 			   in_interrupt ? "period" : "hwptr",
diff --git a/sound/pci/asihpi/asihpi.c b/sound/pci/asihpi/asihpi.c
index b941d2541dd..eae62ebbd29 100644
--- a/sound/pci/asihpi/asihpi.c
+++ b/sound/pci/asihpi/asihpi.c
@@ -41,31 +41,10 @@
 #include <sound/tlv.h>
 #include <sound/hwdep.h>
 
-
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("AudioScience inc. <support@audioscience.com>");
 MODULE_DESCRIPTION("AudioScience ALSA ASI5000 ASI6000 ASI87xx ASI89xx");
 
-#if defined CONFIG_SND_DEBUG
-/* copied from pcm_lib.c, hope later patch will make that version public
-and this copy can be removed */
-static inline void
-snd_pcm_debug_name(struct snd_pcm_substream *substream, char *buf, size_t size)
-{
-	snprintf(buf, size, "pcmC%dD%d%c:%d",
-		 substream->pcm->card->number,
-		 substream->pcm->device,
-		 substream->stream ? 'c' : 'p',
-		 substream->number);
-}
-#else
-static inline void
-snd_pcm_debug_name(struct snd_pcm_substream *substream, char *buf, size_t size)
-{
-	*buf = 0;
-}
-#endif
-
 #if defined CONFIG_SND_DEBUG_VERBOSE
 /**
  * snd_printddd - very verbose debug printk
diff --git a/sound/pci/hda/Kconfig b/sound/pci/hda/Kconfig
index 7489b460855..bb7e102d672 100644
--- a/sound/pci/hda/Kconfig
+++ b/sound/pci/hda/Kconfig
@@ -243,6 +243,7 @@ config SND_HDA_GENERIC
 
 config SND_HDA_POWER_SAVE
 	bool "Aggressive power-saving on HD-audio"
+	depends on PM
 	help
 	  Say Y here to enable more aggressive power-saving mode on
 	  HD-audio driver.  The power-saving timeout can be configured
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 9c27a3a4c4d..3e7850c238c 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -91,8 +91,10 @@ EXPORT_SYMBOL_HDA(snd_hda_delete_codec_preset);
 #ifdef CONFIG_SND_HDA_POWER_SAVE
 static void hda_power_work(struct work_struct *work);
 static void hda_keep_power_on(struct hda_codec *codec);
+#define hda_codec_is_power_on(codec)	((codec)->power_on)
 #else
 static inline void hda_keep_power_on(struct hda_codec *codec) {}
+#define hda_codec_is_power_on(codec)	1
 #endif
 
 /**
@@ -1101,7 +1103,7 @@ void snd_hda_shutup_pins(struct hda_codec *codec)
 }
 EXPORT_SYMBOL_HDA(snd_hda_shutup_pins);
 
-#ifdef SND_HDA_NEEDS_RESUME
+#ifdef CONFIG_PM
 /* Restore the pin controls cleared previously via snd_hda_shutup_pins() */
 static void restore_shutup_pins(struct hda_codec *codec)
 {
@@ -1499,7 +1501,7 @@ static void purify_inactive_streams(struct hda_codec *codec)
 	}
 }
 
-#ifdef SND_HDA_NEEDS_RESUME
+#ifdef CONFIG_PM
 /* clean up all streams; called from suspend */
 static void hda_cleanup_all_streams(struct hda_codec *codec)
 {
@@ -1838,7 +1840,7 @@ int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
 }
 EXPORT_SYMBOL_HDA(snd_hda_codec_amp_stereo);
 
-#ifdef SND_HDA_NEEDS_RESUME
+#ifdef CONFIG_PM
 /**
  * snd_hda_codec_resume_amp - Resume all AMP commands from the cache
  * @codec: HD-audio codec
@@ -1868,7 +1870,7 @@ void snd_hda_codec_resume_amp(struct hda_codec *codec)
 	}
 }
 EXPORT_SYMBOL_HDA(snd_hda_codec_resume_amp);
-#endif /* SND_HDA_NEEDS_RESUME */
+#endif /* CONFIG_PM */
 
 static u32 get_amp_max_value(struct hda_codec *codec, hda_nid_t nid, int dir,
 			     unsigned int ofs)
@@ -3082,7 +3084,7 @@ int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
 }
 EXPORT_SYMBOL_HDA(snd_hda_create_spdif_in_ctls);
 
-#ifdef SND_HDA_NEEDS_RESUME
+#ifdef CONFIG_PM
 /*
  * command cache
  */
@@ -3199,53 +3201,32 @@ void snd_hda_sequence_write_cache(struct hda_codec *codec,
 					  seq->param);
 }
 EXPORT_SYMBOL_HDA(snd_hda_sequence_write_cache);
-#endif /* SND_HDA_NEEDS_RESUME */
+#endif /* CONFIG_PM */
 
-/*
- * set power state of the codec
- */
-static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
-				unsigned int power_state)
+void snd_hda_codec_set_power_to_all(struct hda_codec *codec, hda_nid_t fg,
+				    unsigned int power_state,
+				    bool eapd_workaround)
 {
-	hda_nid_t nid;
+	hda_nid_t nid = codec->start_nid;
 	int i;
 
-	/* this delay seems necessary to avoid click noise at power-down */
-	if (power_state == AC_PWRST_D3)
-		msleep(100);
-	snd_hda_codec_read(codec, fg, 0, AC_VERB_SET_POWER_STATE,
-			    power_state);
-	/* partial workaround for "azx_get_response timeout" */
-	if (power_state == AC_PWRST_D0 &&
-	    (codec->vendor_id & 0xffff0000) == 0x14f10000)
-		msleep(10);
-
-	nid = codec->start_nid;
 	for (i = 0; i < codec->num_nodes; i++, nid++) {
 		unsigned int wcaps = get_wcaps(codec, nid);
-		if (wcaps & AC_WCAP_POWER) {
-			unsigned int wid_type = get_wcaps_type(wcaps);
-			if (power_state == AC_PWRST_D3 &&
-			    wid_type == AC_WID_PIN) {
-				unsigned int pincap;
-				/*
-				 * don't power down the widget if it controls
-				 * eapd and EAPD_BTLENABLE is set.
-				 */
-				pincap = snd_hda_query_pin_caps(codec, nid);
-				if (pincap & AC_PINCAP_EAPD) {
-					int eapd = snd_hda_codec_read(codec,
-						nid, 0,
+		if (!(wcaps & AC_WCAP_POWER))
+			continue;
+		/* don't power down the widget if it controls eapd and
+		 * EAPD_BTLENABLE is set.
+		 */
+		if (eapd_workaround && power_state == AC_PWRST_D3 &&
+		    get_wcaps_type(wcaps) == AC_WID_PIN &&
+		    (snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_EAPD)) {
+			int eapd = snd_hda_codec_read(codec, nid, 0,
 						AC_VERB_GET_EAPD_BTLENABLE, 0);
-					eapd &= 0x02;
-					if (eapd)
-						continue;
-				}
-			}
-			snd_hda_codec_write(codec, nid, 0,
-					    AC_VERB_SET_POWER_STATE,
-					    power_state);
+			if (eapd & 0x02)
+				continue;
 		}
+		snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_POWER_STATE,
+				    power_state);
 	}
 
 	if (power_state == AC_PWRST_D0) {
@@ -3262,6 +3243,26 @@ static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
 		} while (time_after_eq(end_time, jiffies));
 	}
 }
+EXPORT_SYMBOL_HDA(snd_hda_codec_set_power_to_all);
+
+/*
+ * set power state of the codec
+ */
+static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
+				unsigned int power_state)
+{
+	if (codec->patch_ops.set_power_state) {
+		codec->patch_ops.set_power_state(codec, fg, power_state);
+		return;
+	}
+
+	/* this delay seems necessary to avoid click noise at power-down */
+	if (power_state == AC_PWRST_D3)
+		msleep(100);
+	snd_hda_codec_read(codec, fg, 0, AC_VERB_SET_POWER_STATE,
+			    power_state);
+	snd_hda_codec_set_power_to_all(codec, fg, power_state, true);
+}
 
 #ifdef CONFIG_SND_HDA_HWDEP
 /* execute additional init verbs */
@@ -3274,7 +3275,7 @@ static void hda_exec_init_verbs(struct hda_codec *codec)
 static inline void hda_exec_init_verbs(struct hda_codec *codec) {}
 #endif
 
-#ifdef SND_HDA_NEEDS_RESUME
+#ifdef CONFIG_PM
 /*
  * call suspend and power-down; used both from PM and power-save
  */
@@ -3315,7 +3316,7 @@ static void hda_call_codec_resume(struct hda_codec *codec)
 		snd_hda_codec_resume_cache(codec);
 	}
 }
-#endif /* SND_HDA_NEEDS_RESUME */
+#endif /* CONFIG_PM */
 
 
 /**
@@ -4071,9 +4072,6 @@ int snd_hda_add_new_ctls(struct hda_codec *codec,
 EXPORT_SYMBOL_HDA(snd_hda_add_new_ctls);
 
 #ifdef CONFIG_SND_HDA_POWER_SAVE
-static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
-				unsigned int power_state);
-
 static void hda_power_work(struct work_struct *work)
 {
 	struct hda_codec *codec =
@@ -4376,11 +4374,8 @@ void snd_hda_bus_reboot_notify(struct hda_bus *bus)
 	if (!bus)
 		return;
 	list_for_each_entry(codec, &bus->codec_list, list) {
-#ifdef CONFIG_SND_HDA_POWER_SAVE
-		if (!codec->power_on)
-			continue;
-#endif
-		if (codec->patch_ops.reboot_notify)
+		if (hda_codec_is_power_on(codec) &&
+		    codec->patch_ops.reboot_notify)
 			codec->patch_ops.reboot_notify(codec);
 	}
 }
@@ -5079,11 +5074,10 @@ int snd_hda_suspend(struct hda_bus *bus)
 	struct hda_codec *codec;
 
 	list_for_each_entry(codec, &bus->codec_list, list) {
-#ifdef CONFIG_SND_HDA_POWER_SAVE
-		if (!codec->power_on)
-			continue;
-#endif
-		hda_call_codec_suspend(codec);
+		if (hda_codec_is_power_on(codec))
+			hda_call_codec_suspend(codec);
+		if (codec->patch_ops.post_suspend)
+			codec->patch_ops.post_suspend(codec);
 	}
 	return 0;
 }
@@ -5103,6 +5097,8 @@ int snd_hda_resume(struct hda_bus *bus)
 	struct hda_codec *codec;
 
 	list_for_each_entry(codec, &bus->codec_list, list) {
+		if (codec->patch_ops.pre_resume)
+			codec->patch_ops.pre_resume(codec);
 		if (snd_hda_codec_needs_resume(codec))
 			hda_call_codec_resume(codec);
 	}
diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index f465e07a487..755f2b0f9d8 100644
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -26,10 +26,6 @@
 #include <sound/pcm.h>
 #include <sound/hwdep.h>
 
-#if defined(CONFIG_PM) || defined(CONFIG_SND_HDA_POWER_SAVE)
-#define SND_HDA_NEEDS_RESUME	/* resume control code is required */
-#endif
-
 /*
  * nodes
  */
@@ -704,8 +700,12 @@ struct hda_codec_ops {
 	int (*init)(struct hda_codec *codec);
 	void (*free)(struct hda_codec *codec);
 	void (*unsol_event)(struct hda_codec *codec, unsigned int res);
-#ifdef SND_HDA_NEEDS_RESUME
+	void (*set_power_state)(struct hda_codec *codec, hda_nid_t fg,
+				unsigned int power_state);
+#ifdef CONFIG_PM
 	int (*suspend)(struct hda_codec *codec, pm_message_t state);
+	int (*post_suspend)(struct hda_codec *codec);
+	int (*pre_resume)(struct hda_codec *codec);
 	int (*resume)(struct hda_codec *codec);
 #endif
 #ifdef CONFIG_SND_HDA_POWER_SAVE
@@ -927,7 +927,7 @@ void snd_hda_sequence_write(struct hda_codec *codec,
 int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex);
 
 /* cached write */
-#ifdef SND_HDA_NEEDS_RESUME
+#ifdef CONFIG_PM
 int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid,
 			      int direct, unsigned int verb, unsigned int parm);
 void snd_hda_sequence_write_cache(struct hda_codec *codec,
@@ -1008,6 +1008,9 @@ int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
  */
 void snd_hda_get_codec_name(struct hda_codec *codec, char *name, int namelen);
 void snd_hda_bus_reboot_notify(struct hda_bus *bus);
+void snd_hda_codec_set_power_to_all(struct hda_codec *codec, hda_nid_t fg,
+				    unsigned int power_state,
+				    bool eapd_workaround);
 
 /*
  * power management
diff --git a/sound/pci/hda/hda_local.h b/sound/pci/hda/hda_local.h
index 88b277e9740..2e7ac31afa8 100644
--- a/sound/pci/hda/hda_local.h
+++ b/sound/pci/hda/hda_local.h
@@ -131,7 +131,7 @@ int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch,
 			     int direction, int idx, int mask, int val);
 int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
 			     int dir, int idx, int mask, int val);
-#ifdef SND_HDA_NEEDS_RESUME
+#ifdef CONFIG_PM
 void snd_hda_codec_resume_amp(struct hda_codec *codec);
 #endif
 
diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index 1362c8ba4d1..8648917acff 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -563,7 +563,7 @@ static void ad198x_free(struct hda_codec *codec)
 	snd_hda_detach_beep_device(codec);
 }
 
-#ifdef SND_HDA_NEEDS_RESUME
+#ifdef CONFIG_PM
 static int ad198x_suspend(struct hda_codec *codec, pm_message_t state)
 {
 	ad198x_shutup(codec);
@@ -579,7 +579,7 @@ static const struct hda_codec_ops ad198x_patch_ops = {
 #ifdef CONFIG_SND_HDA_POWER_SAVE
 	.check_power_status = ad198x_check_power_status,
 #endif
-#ifdef SND_HDA_NEEDS_RESUME
+#ifdef CONFIG_PM
 	.suspend = ad198x_suspend,
 #endif
 	.reboot_notify = ad198x_shutup,
diff --git a/sound/pci/hda/patch_cirrus.c b/sound/pci/hda/patch_cirrus.c
index 7f93739b1e3..47d6ffc9b5b 100644
--- a/sound/pci/hda/patch_cirrus.c
+++ b/sound/pci/hda/patch_cirrus.c
@@ -25,6 +25,7 @@
 #include <sound/core.h>
 #include "hda_codec.h"
 #include "hda_local.h"
+#include <sound/tlv.h>
 
 /*
  */
@@ -61,9 +62,15 @@ struct cs_spec {
 
 	unsigned int hp_detect:1;
 	unsigned int mic_detect:1;
+	/* CS421x */
+	unsigned int spdif_detect:1;
+	unsigned int sense_b:1;
+	hda_nid_t vendor_nid;
+	struct hda_input_mux input_mux;
+	unsigned int last_input;
 };
 
-/* available models */
+/* available models with CS420x */
 enum {
 	CS420X_MBP53,
 	CS420X_MBP55,
@@ -72,6 +79,12 @@ enum {
 	CS420X_MODELS
 };
 
+/* CS421x boards */
+enum {
+	CS421X_CDB4210,
+	CS421X_MODELS
+};
+
 /* Vendor-specific processing widget */
 #define CS420X_VENDOR_NID	0x11
 #define CS_DIG_OUT1_PIN_NID	0x10
@@ -111,21 +124,42 @@ enum {
 /* 0x0009 - 0x0014 -> 12 test regs */
 /* 0x0015 - visibility reg */
 
+/*
+ * Cirrus Logic CS4210
+ *
+ * 1 DAC => HP(sense) / Speakers,
+ * 1 ADC <= LineIn(sense) / MicIn / DMicIn,
+ * 1 SPDIF OUT => SPDIF Trasmitter(sense)
+*/
+#define CS4210_DAC_NID		0x02
+#define CS4210_ADC_NID		0x03
+#define CS421X_VENDOR_NID	0x0B
+#define CS421X_DMIC_PIN_NID	0x09 /* Port E */
+#define CS421X_SPDIF_PIN_NID	0x0A /* Port H */
+
+#define CS421X_IDX_DEV_CFG	0x01
+#define CS421X_IDX_ADC_CFG	0x02
+#define CS421X_IDX_DAC_CFG	0x03
+#define CS421X_IDX_SPK_CTL	0x04
+
+#define SPDIF_EVENT		0x04
 
 static inline int cs_vendor_coef_get(struct hda_codec *codec, unsigned int idx)
 {
-	snd_hda_codec_write(codec, CS420X_VENDOR_NID, 0,
+	struct cs_spec *spec = codec->spec;
+	snd_hda_codec_write(codec, spec->vendor_nid, 0,
 			    AC_VERB_SET_COEF_INDEX, idx);
-	return snd_hda_codec_read(codec, CS420X_VENDOR_NID, 0,
+	return snd_hda_codec_read(codec, spec->vendor_nid, 0,
 				  AC_VERB_GET_PROC_COEF, 0);
 }
 
 static inline void cs_vendor_coef_set(struct hda_codec *codec, unsigned int idx,
 				      unsigned int coef)
 {
-	snd_hda_codec_write(codec, CS420X_VENDOR_NID, 0,
+	struct cs_spec *spec = codec->spec;
+	snd_hda_codec_write(codec, spec->vendor_nid, 0,
 			    AC_VERB_SET_COEF_INDEX, idx);
-	snd_hda_codec_write(codec, CS420X_VENDOR_NID, 0,
+	snd_hda_codec_write(codec, spec->vendor_nid, 0,
 			    AC_VERB_SET_PROC_COEF, coef);
 }
 
@@ -347,15 +381,12 @@ static hda_nid_t get_adc(struct hda_codec *codec, hda_nid_t pin,
 	nid = codec->start_nid;
 	for (i = 0; i < codec->num_nodes; i++, nid++) {
 		unsigned int type;
-		int idx;
 		type = get_wcaps_type(get_wcaps(codec, nid));
 		if (type != AC_WID_AUD_IN)
 			continue;
-		idx = snd_hda_get_conn_index(codec, nid, pin, 0);
-		if (idx >= 0) {
-			*idxp = idx;
+		*idxp = snd_hda_get_conn_index(codec, nid, pin, false);
+		if (*idxp >= 0)
 			return nid;
-		}
 	}
 	return 0;
 }
@@ -835,6 +866,8 @@ static int build_digital_input(struct hda_codec *codec)
 
 /*
  * auto-mute and auto-mic switching
+ * CS421x auto-output redirecting
+ * HP/SPK/SPDIF
  */
 
 static void cs_automute(struct hda_codec *codec)
@@ -842,9 +875,25 @@ static void cs_automute(struct hda_codec *codec)
 	struct cs_spec *spec = codec->spec;
 	struct auto_pin_cfg *cfg = &spec->autocfg;
 	unsigned int hp_present;
+	unsigned int spdif_present;
 	hda_nid_t nid;
 	int i;
 
+	spdif_present = 0;
+	if (cfg->dig_outs) {
+		nid = cfg->dig_out_pins[0];
+		if (is_jack_detectable(codec, nid)) {
+			/*
+			TODO: SPDIF output redirect when SENSE_B is enabled.
+			Shared (SENSE_A) jack (e.g HP/mini-TOSLINK)
+			assumed.
+			*/
+			if (snd_hda_jack_detect(codec, nid)
+				/* && spec->sense_b */)
+				spdif_present = 1;
+		}
+	}
+
 	hp_present = 0;
 	for (i = 0; i < cfg->hp_outs; i++) {
 		nid = cfg->hp_pins[i];
@@ -854,11 +903,19 @@ static void cs_automute(struct hda_codec *codec)
 		if (hp_present)
 			break;
 	}
+
+	/* mute speakers if spdif or hp jack is plugged in */
 	for (i = 0; i < cfg->speaker_outs; i++) {
 		nid = cfg->speaker_pins[i];
 		snd_hda_codec_write(codec, nid, 0,
 				    AC_VERB_SET_PIN_WIDGET_CONTROL,
 				    hp_present ? 0 : PIN_OUT);
+		/* detect on spdif is specific to CS421x */
+		if (spec->vendor_nid == CS421X_VENDOR_NID) {
+			snd_hda_codec_write(codec, nid, 0,
+					AC_VERB_SET_PIN_WIDGET_CONTROL,
+					spdif_present ? 0 : PIN_OUT);
+		}
 	}
 	if (spec->board_config == CS420X_MBP53 ||
 	    spec->board_config == CS420X_MBP55 ||
@@ -867,21 +924,62 @@ static void cs_automute(struct hda_codec *codec)
 		snd_hda_codec_write(codec, 0x01, 0,
 				    AC_VERB_SET_GPIO_DATA, gpio);
 	}
+
+	/* specific to CS421x */
+	if (spec->vendor_nid == CS421X_VENDOR_NID) {
+		/* mute HPs if spdif jack (SENSE_B) is present */
+		for (i = 0; i < cfg->hp_outs; i++) {
+			nid = cfg->hp_pins[i];
+			snd_hda_codec_write(codec, nid, 0,
+				AC_VERB_SET_PIN_WIDGET_CONTROL,
+				(spdif_present && spec->sense_b) ? 0 : PIN_HP);
+		}
+
+		/* SPDIF TX on/off */
+		if (cfg->dig_outs) {
+			nid = cfg->dig_out_pins[0];
+			snd_hda_codec_write(codec, nid, 0,
+				AC_VERB_SET_PIN_WIDGET_CONTROL,
+				spdif_present ? PIN_OUT : 0);
+
+		}
+		/* Update board GPIOs if neccessary ... */
+	}
 }
 
+/*
+ * Auto-input redirect for CS421x
+ * Switch max 3 inputs of a single ADC (nid 3)
+*/
+
 static void cs_automic(struct hda_codec *codec)
 {
 	struct cs_spec *spec = codec->spec;
 	struct auto_pin_cfg *cfg = &spec->autocfg;
 	hda_nid_t nid;
 	unsigned int present;
-	
+
 	nid = cfg->inputs[spec->automic_idx].pin;
 	present = snd_hda_jack_detect(codec, nid);
-	if (present)
-		change_cur_input(codec, spec->automic_idx, 0);
-	else
-		change_cur_input(codec, !spec->automic_idx, 0);
+
+	/* specific to CS421x, single ADC */
+	if (spec->vendor_nid == CS421X_VENDOR_NID) {
+		if (present) {
+			spec->last_input = spec->cur_input;
+			spec->cur_input = spec->automic_idx;
+		} else  {
+			spec->cur_input = spec->last_input;
+		}
+
+		snd_hda_codec_write_cache(codec, spec->cur_adc, 0,
+					AC_VERB_SET_CONNECT_SEL,
+					spec->adc_idx[spec->cur_input]);
+	} else {
+		if (present)
+			change_cur_input(codec, spec->automic_idx, 0);
+		else
+			change_cur_input(codec, !spec->automic_idx, 0);
+	}
 }
 
 /*
@@ -911,23 +1009,28 @@ static void init_output(struct hda_codec *codec)
 	for (i = 0; i < cfg->line_outs; i++)
 		snd_hda_codec_write(codec, cfg->line_out_pins[i], 0,
 				    AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
+	/* HP */
 	for (i = 0; i < cfg->hp_outs; i++) {
 		hda_nid_t nid = cfg->hp_pins[i];
 		snd_hda_codec_write(codec, nid, 0,
 				    AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP);
 		if (!cfg->speaker_outs)
 			continue;
-		if (is_jack_detectable(codec, nid)) {
+		if (get_wcaps(codec, nid) & AC_WCAP_UNSOL_CAP) {
 			snd_hda_codec_write(codec, nid, 0,
 					    AC_VERB_SET_UNSOLICITED_ENABLE,
 					    AC_USRSP_EN | HP_EVENT);
 			spec->hp_detect = 1;
 		}
 	}
+
+	/* Speaker */
 	for (i = 0; i < cfg->speaker_outs; i++)
 		snd_hda_codec_write(codec, cfg->speaker_pins[i], 0,
 				    AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
-	if (spec->hp_detect)
+
+	/* SPDIF is enabled on presence detect for CS421x */
+	if (spec->hp_detect || spec->spdif_detect)
 		cs_automute(codec);
 }
 
@@ -961,19 +1064,31 @@ static void init_input(struct hda_codec *codec)
 					    AC_VERB_SET_UNSOLICITED_ENABLE,
 					    AC_USRSP_EN | MIC_EVENT);
 	}
-	change_cur_input(codec, spec->cur_input, 1);
-	if (spec->mic_detect)
-		cs_automic(codec);
-
-	coef = 0x000a; /* ADC1/2 - Digital and Analog Soft Ramp */
-	if (is_active_pin(codec, CS_DMIC2_PIN_NID))
-		coef |= 0x0500; /* DMIC2 enable 2 channels, disable GPIO1 */
-	if (is_active_pin(codec, CS_DMIC1_PIN_NID))
-		coef |= 0x1800; /* DMIC1 enable 2 channels, disable GPIO0 
-				 * No effect if SPDIF_OUT2 is selected in 
-				 * IDX_SPDIF_CTL.
-				  */
-	cs_vendor_coef_set(codec, IDX_ADC_CFG, coef);
+	/* specific to CS421x */
+	if (spec->vendor_nid == CS421X_VENDOR_NID) {
+		if (spec->mic_detect)
+			cs_automic(codec);
+		else  {
+			spec->cur_adc = spec->adc_nid[spec->cur_input];
+			snd_hda_codec_write(codec, spec->cur_adc, 0,
+					AC_VERB_SET_CONNECT_SEL,
+					spec->adc_idx[spec->cur_input]);
+		}
+	} else {
+		change_cur_input(codec, spec->cur_input, 1);
+		if (spec->mic_detect)
+			cs_automic(codec);
+
+		coef = 0x000a; /* ADC1/2 - Digital and Analog Soft Ramp */
+		if (is_active_pin(codec, CS_DMIC2_PIN_NID))
+			coef |= 0x0500; /* DMIC2 2 chan on, GPIO1 off */
+		if (is_active_pin(codec, CS_DMIC1_PIN_NID))
+			coef |= 0x1800; /* DMIC1 2 chan on, GPIO0 off
+					 * No effect if SPDIF_OUT2 is
+					 * selected in IDX_SPDIF_CTL.
+					*/
+		cs_vendor_coef_set(codec, IDX_ADC_CFG, coef);
+	}
 }
 
 static const struct hda_verb cs_coef_init_verbs[] = {
@@ -1221,16 +1336,16 @@ static const struct cs_pincfg *cs_pincfgs[CS420X_MODELS] = {
 	[CS420X_IMAC27] = imac27_pincfgs,
 };
 
-static void fix_pincfg(struct hda_codec *codec, int model)
+static void fix_pincfg(struct hda_codec *codec, int model,
+		       const struct cs_pincfg **pin_configs)
 {
-	const struct cs_pincfg *cfg = cs_pincfgs[model];
+	const struct cs_pincfg *cfg = pin_configs[model];
 	if (!cfg)
 		return;
 	for (; cfg->nid; cfg++)
 		snd_hda_codec_set_pincfg(codec, cfg->nid, cfg->val);
 }
 
-
 static int patch_cs420x(struct hda_codec *codec)
 {
 	struct cs_spec *spec;
@@ -1241,11 +1356,13 @@ static int patch_cs420x(struct hda_codec *codec)
 		return -ENOMEM;
 	codec->spec = spec;
 
+	spec->vendor_nid = CS420X_VENDOR_NID;
+
 	spec->board_config =
 		snd_hda_check_board_config(codec, CS420X_MODELS,
 					   cs420x_models, cs420x_cfg_tbl);
 	if (spec->board_config >= 0)
-		fix_pincfg(codec, spec->board_config);
+		fix_pincfg(codec, spec->board_config, cs_pincfgs);
 
 	switch (spec->board_config) {
 	case CS420X_IMAC27:
@@ -1272,6 +1389,562 @@ static int patch_cs420x(struct hda_codec *codec)
 	return err;
 }
 
+/*
+ * Cirrus Logic CS4210
+ *
+ * 1 DAC => HP(sense) / Speakers,
+ * 1 ADC <= LineIn(sense) / MicIn / DMicIn,
+ * 1 SPDIF OUT => SPDIF Trasmitter(sense)
+*/
+
+/* CS4210 board names */
+static const char *cs421x_models[CS421X_MODELS] = {
+	[CS421X_CDB4210] = "cdb4210",
+};
+
+static const struct snd_pci_quirk cs421x_cfg_tbl[] = {
+	/* Test Intel board + CDB2410  */
+	SND_PCI_QUIRK(0x8086, 0x5001, "DP45SG/CDB4210", CS421X_CDB4210),
+	{} /* terminator */
+};
+
+/* CS4210 board pinconfigs */
+/* Default CS4210 (CDB4210)*/
+static const struct cs_pincfg cdb4210_pincfgs[] = {
+	{ 0x05, 0x0321401f },
+	{ 0x06, 0x90170010 },
+	{ 0x07, 0x03813031 },
+	{ 0x08, 0xb7a70037 },
+	{ 0x09, 0xb7a6003e },
+	{ 0x0a, 0x034510f0 },
+	{} /* terminator */
+};
+
+static const struct cs_pincfg *cs421x_pincfgs[CS421X_MODELS] = {
+	[CS421X_CDB4210] = cdb4210_pincfgs,
+};
+
+static const struct hda_verb cs421x_coef_init_verbs[] = {
+	{0x0B, AC_VERB_SET_PROC_STATE, 1},
+	{0x0B, AC_VERB_SET_COEF_INDEX, CS421X_IDX_DEV_CFG},
+	/*
+	    Disable Coefficient Index Auto-Increment(DAI)=1,
+	    PDREF=0
+	*/
+	{0x0B, AC_VERB_SET_PROC_COEF, 0x0001 },
+
+	{0x0B, AC_VERB_SET_COEF_INDEX, CS421X_IDX_ADC_CFG},
+	/* ADC SZCMode = Digital Soft Ramp */
+	{0x0B, AC_VERB_SET_PROC_COEF, 0x0002 },
+
+	{0x0B, AC_VERB_SET_COEF_INDEX, CS421X_IDX_DAC_CFG},
+	{0x0B, AC_VERB_SET_PROC_COEF,
+	 (0x0002 /* DAC SZCMode = Digital Soft Ramp */
+	  | 0x0004 /* Mute DAC on FIFO error */
+	  | 0x0008 /* Enable DAC High Pass Filter */
+	  )},
+	{} /* terminator */
+};
+
+/* Errata: CS4210 rev A1 Silicon
+ *
+ * http://www.cirrus.com/en/pubs/errata/
+ *
+ * Description:
+ * 1. Performance degredation is present in the ADC.
+ * 2. Speaker output is not completely muted upon HP detect.
+ * 3. Noise is present when clipping occurs on the amplified
+ *    speaker outputs.
+ *
+ * Workaround:
+ * The following verb sequence written to the registers during
+ * initialization will correct the issues listed above.
+ */
+
+static const struct hda_verb cs421x_coef_init_verbs_A1_silicon_fixes[] = {
+	{0x0B, AC_VERB_SET_PROC_STATE, 0x01},  /* VPW: processing on */
+
+	{0x0B, AC_VERB_SET_COEF_INDEX, 0x0006},
+	{0x0B, AC_VERB_SET_PROC_COEF, 0x9999}, /* Test mode: on */
+
+	{0x0B, AC_VERB_SET_COEF_INDEX, 0x000A},
+	{0x0B, AC_VERB_SET_PROC_COEF, 0x14CB}, /* Chop double */
+
+	{0x0B, AC_VERB_SET_COEF_INDEX, 0x0011},
+	{0x0B, AC_VERB_SET_PROC_COEF, 0xA2D0}, /* Increase ADC current */
+
+	{0x0B, AC_VERB_SET_COEF_INDEX, 0x001A},
+	{0x0B, AC_VERB_SET_PROC_COEF, 0x02A9}, /* Mute speaker */
+
+	{0x0B, AC_VERB_SET_COEF_INDEX, 0x001B},
+	{0x0B, AC_VERB_SET_PROC_COEF, 0X1006}, /* Remove noise */
+
+	{} /* terminator */
+};
+
+/* Speaker Amp Gain is controlled by the vendor widget's coef 4 */
+static const DECLARE_TLV_DB_SCALE(cs421x_speaker_boost_db_scale, 900, 300, 0);
+
+static int cs421x_boost_vol_info(struct snd_kcontrol *kcontrol,
+				struct snd_ctl_elem_info *uinfo)
+{
+	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+	uinfo->count = 1;
+	uinfo->value.integer.min = 0;
+	uinfo->value.integer.max = 3;
+	return 0;
+}
+
+static int cs421x_boost_vol_get(struct snd_kcontrol *kcontrol,
+				struct snd_ctl_elem_value *ucontrol)
+{
+	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+
+	ucontrol->value.integer.value[0] =
+		cs_vendor_coef_get(codec, CS421X_IDX_SPK_CTL) & 0x0003;
+	return 0;
+}
+
+static int cs421x_boost_vol_put(struct snd_kcontrol *kcontrol,
+				struct snd_ctl_elem_value *ucontrol)
+{
+	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+
+	unsigned int vol = ucontrol->value.integer.value[0];
+	unsigned int coef =
+		cs_vendor_coef_get(codec, CS421X_IDX_SPK_CTL);
+	unsigned int original_coef = coef;
+
+	coef &= ~0x0003;
+	coef |= (vol & 0x0003);
+	if (original_coef == coef)
+		return 0;
+	else {
+		cs_vendor_coef_set(codec, CS421X_IDX_SPK_CTL, coef);
+		return 1;
+	}
+}
+
+static const struct snd_kcontrol_new cs421x_speaker_bost_ctl = {
+
+	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+	.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+			SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+	.name = "Speaker Boost Playback Volume",
+	.info = cs421x_boost_vol_info,
+	.get = cs421x_boost_vol_get,
+	.put = cs421x_boost_vol_put,
+	.tlv = { .p = cs421x_speaker_boost_db_scale },
+};
+
+static void cs421x_pinmux_init(struct hda_codec *codec)
+{
+	struct cs_spec *spec = codec->spec;
+	unsigned int def_conf, coef;
+
+	/* GPIO, DMIC_SCL, DMIC_SDA and SENSE_B are multiplexed */
+	coef = cs_vendor_coef_get(codec, CS421X_IDX_DEV_CFG);
+
+	if (spec->gpio_mask)
+		coef |= 0x0008; /* B1,B2 are GPIOs */
+	else
+		coef &= ~0x0008;
+
+	if (spec->sense_b)
+		coef