ALSA: hda - Make common input-jack helper functions

Since multiple codec drivers already use the input-jack stuff, let's
make common helper functions to reduce the duplicated codes.
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/hda_codec.c

@@ -29,6 +29,7 @@
 #include <sound/asoundef.h>
 #include <sound/tlv.h>
 #include <sound/initval.h>
+#include <sound/jack.h>
 #include "hda_local.h"
 #include "hda_beep.h"
 #include <sound/hda_hwdep.h>
@@ -4959,5 +4960,109 @@ void snd_print_pcm_bits(int pcm, char *buf, int buflen)
 }
 EXPORT_SYMBOL_HDA(snd_print_pcm_bits);
 
+#ifdef CONFIG_SND_HDA_INPUT_JACK
+/*
+ * Input-jack notification support
+ */
+struct hda_jack_item {
+	hda_nid_t nid;
+	int type;
+	struct snd_jack *jack;
+};
+
+static const char *get_jack_default_name(struct hda_codec *codec, hda_nid_t nid,
+					 int type)
+{
+	switch (type) {
+	case SND_JACK_HEADPHONE:
+		return "Headphone";
+	case SND_JACK_MICROPHONE:
+		return "Mic";
+	case SND_JACK_LINEOUT:
+		return "Line-out";
+	case SND_JACK_HEADSET:
+		return "Headset";
+	default:
+		return "Misc";
+	}
+}
+
+static void hda_free_jack_priv(struct snd_jack *jack)
+{
+	struct hda_jack_item *jacks = jack->private_data;
+	jacks->nid = 0;
+	jacks->jack = NULL;
+}
+
+int snd_hda_input_jack_add(struct hda_codec *codec, hda_nid_t nid, int type,
+			   const char *name)
+{
+	struct hda_jack_item *jack;
+	int err;
+
+	snd_array_init(&codec->jacks, sizeof(*jack), 32);
+	jack = snd_array_new(&codec->jacks);
+	if (!jack)
+		return -ENOMEM;
+
+	jack->nid = nid;
+	jack->type = type;
+	if (!name)
+		name = get_jack_default_name(codec, nid, type);
+	err = snd_jack_new(codec->bus->card, name, type, &jack->jack);
+	if (err < 0) {
+		jack->nid = 0;
+		return err;
+	}
+	jack->jack->private_data = jack;
+	jack->jack->private_free = hda_free_jack_priv;
+	return 0;
+}
+EXPORT_SYMBOL_HDA(snd_hda_input_jack_add);
+
+void snd_hda_input_jack_report(struct hda_codec *codec, hda_nid_t nid)
+{
+	struct hda_jack_item *jacks = codec->jacks.list;
+	int i;
+
+	if (!jacks)
+		return;
+
+	for (i = 0; i < codec->jacks.used; i++, jacks++) {
+		unsigned int pin_ctl;
+		unsigned int present;
+		int type;
+
+		if (jacks->nid != nid)
+			continue;
+		present = snd_hda_jack_detect(codec, nid);
+		type = jacks->type;
+		if (type == (SND_JACK_HEADPHONE | SND_JACK_LINEOUT)) {
+			pin_ctl = snd_hda_codec_read(codec, nid, 0,
+					     AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
+			type = (pin_ctl & AC_PINCTL_HP_EN) ?
+				SND_JACK_HEADPHONE : SND_JACK_LINEOUT;
+		}
+		snd_jack_report(jacks->jack, present ? type : 0);
+	}
+}
+EXPORT_SYMBOL_HDA(snd_hda_input_jack_report);
+
+/* free jack instances manually when clearing/reconfiguring */
+void snd_hda_input_jack_free(struct hda_codec *codec)
+{
+	if (!codec->bus->shutdown && codec->jacks.list) {
+		struct hda_jack_item *jacks = codec->jacks.list;
+		int i;
+		for (i = 0; i < codec->jacks.used; i++, jacks++) {
+			if (jacks->jack)
+				snd_device_free(codec->bus->card, jacks->jack);
+		}
+	}
+	snd_array_free(&codec->jacks);
+}
+EXPORT_SYMBOL_HDA(snd_hda_input_jack_free);
+#endif /* CONFIG_SND_HDA_INPUT_JACK */
+
 MODULE_DESCRIPTION("HDA codec core");
 MODULE_LICENSE("GPL");

sound/pci/hda/hda_codec.h

@@ -866,6 +866,11 @@ struct hda_codec {
 	/* codec-specific additional proc output */
 	void (*proc_widget_hook)(struct snd_info_buffer *buffer,
 				 struct hda_codec *codec, hda_nid_t nid);
+
+#ifdef CONFIG_SND_HDA_INPUT_JACK
+	/* jack detection */
+	struct snd_array jacks;
+#endif
 };
 
 /* direction */

sound/pci/hda/hda_local.h

@@ -656,4 +656,28 @@ static inline void snd_hda_eld_proc_free(struct hda_codec *codec,
 #define SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE 80
 void snd_print_channel_allocation(int spk_alloc, char *buf, int buflen);
 
+/*
+ * Input-jack notification support
+ */
+#ifdef CONFIG_SND_HDA_INPUT_JACK
+int snd_hda_input_jack_add(struct hda_codec *codec, hda_nid_t nid, int type,
+			   const char *name);
+void snd_hda_input_jack_report(struct hda_codec *codec, hda_nid_t nid);
+void snd_hda_input_jack_free(struct hda_codec *codec);
+#else /* CONFIG_SND_HDA_INPUT_JACK */
+static inline int snd_hda_input_jack_add(struct hda_codec *codec,
+					 hda_nid_t nid, int type,
+					 const char *name)
+{
+	return 0;
+}
+static inline void snd_hda_input_jack_report(struct hda_codec *codec,
+					     hda_nid_t nid)
+{
+}
+static inline void snd_hda_input_jack_free(struct hda_codec *codec)
+{
+}
+#endif /* CONFIG_SND_HDA_INPUT_JACK */
+
 #endif /* __SOUND_HDA_LOCAL_H */

sound/pci/hda/patch_conexant.c

@@ -49,14 +49,6 @@
 #define AUTO_MIC_PORTB		(1 << 1)
 #define AUTO_MIC_PORTC		(1 << 2)
 
-struct conexant_jack {
-
-	hda_nid_t nid;
-	int type;
-	struct snd_jack *jack;
-
-};
-
 struct pin_dac_pair {
 	hda_nid_t pin;
 	hda_nid_t dac;
@@ -111,9 +103,6 @@ struct conexant_spec {
 
 	unsigned int spdif_route;
 
-	/* jack detection */
-	struct snd_array jacks;
-
 	/* dynamic controls, init_verbs and input_mux */
 	struct auto_pin_cfg autocfg;
 	struct hda_input_mux private_imux;
@@ -393,71 +382,9 @@ static int conexant_mux_enum_put(struct snd_kcontrol *kcontrol,
 				     &spec->cur_mux[adc_idx]);
 }
 
-#ifdef CONFIG_SND_HDA_INPUT_JACK
-static void conexant_free_jack_priv(struct snd_jack *jack)
-{
-	struct conexant_jack *jacks = jack->private_data;
-	jacks->nid = 0;
-	jacks->jack = NULL;
-}
-
-static int conexant_add_jack(struct hda_codec *codec,
-		hda_nid_t nid, int type)
-{
-	struct conexant_spec *spec;
-	struct conexant_jack *jack;
-	const char *name;
-	int i, err;
-
-	spec = codec->spec;
-	snd_array_init(&spec->jacks, sizeof(*jack), 32);
-
-	jack = spec->jacks.list;
-	for (i = 0; i < spec->jacks.used; i++, jack++)
-		if (jack->nid == nid)
-			return 0 ; /* already present */
-
-	jack = snd_array_new(&spec->jacks);
-	name = (type == SND_JACK_HEADPHONE) ? "Headphone" : "Mic" ;
-
-	if (!jack)
-		return -ENOMEM;
-
-	jack->nid = nid;
-	jack->type = type;
-
-	err = snd_jack_new(codec->bus->card, name, type, &jack->jack);
-	if (err < 0)
-		return err;
-	jack->jack->private_data = jack;
-	jack->jack->private_free = conexant_free_jack_priv;
-	return 0;
-}
-
-static void conexant_report_jack(struct hda_codec *codec, hda_nid_t nid)
-{
-	struct conexant_spec *spec = codec->spec;
-	struct conexant_jack *jacks = spec->jacks.list;
-
-	if (jacks) {
-		int i;
-		for (i = 0; i < spec->jacks.used; i++) {
-			if (jacks->nid == nid) {
-				unsigned int present;
-				present = snd_hda_jack_detect(codec, nid);
-
-				present = (present) ? jacks->type : 0 ;
-
-				snd_jack_report(jacks->jack,
-						present);
-			}
-			jacks++;
-		}
-	}
-}
-
 static int conexant_init_jacks(struct hda_codec *codec)
 {
+#ifdef CONFIG_SND_HDA_INPUT_JACK
 	struct conexant_spec *spec = codec->spec;
 	int i;
 
@@ -469,15 +396,15 @@ static int conexant_init_jacks(struct hda_codec *codec)
 			int err = 0;
 			switch (hv->param ^ AC_USRSP_EN) {
 			case CONEXANT_HP_EVENT:
-				err = conexant_add_jack(codec, hv->nid,
-						SND_JACK_HEADPHONE);
-				conexant_report_jack(codec, hv->nid);
+				err = snd_hda_input_jack_add(codec, hv->nid,
+						SND_JACK_HEADPHONE, NULL);
+				snd_hda_input_jack_report(codec, hv->nid);
 				break;
 			case CXT5051_PORTC_EVENT:
 			case CONEXANT_MIC_EVENT:
-				err = conexant_add_jack(codec, hv->nid,
-						SND_JACK_MICROPHONE);
-				conexant_report_jack(codec, hv->nid);
+				err = snd_hda_input_jack_add(codec, hv->nid,
+						SND_JACK_MICROPHONE, NULL);
+				snd_hda_input_jack_report(codec, hv->nid);
 				break;
 			}
 			if (err < 0)
@@ -485,19 +412,9 @@ static int conexant_init_jacks(struct hda_codec *codec)
 			++hv;
 		}
 	}
-	return 0;
-
-}
-#else
-static inline void conexant_report_jack(struct hda_codec *codec, hda_nid_t nid)
-{
-}
-
-static inline int conexant_init_jacks(struct hda_codec *codec)
-{
+#endif /* CONFIG_SND_HDA_INPUT_JACK */
 	return 0;
 }
-#endif
 
 static int conexant_init(struct hda_codec *codec)
 {
@@ -511,18 +428,7 @@ static int conexant_init(struct hda_codec *codec)
 
 static void conexant_free(struct hda_codec *codec)
 {
-#ifdef CONFIG_SND_HDA_INPUT_JACK
-	struct conexant_spec *spec = codec->spec;
-	if (spec->jacks.list) {
-		struct conexant_jack *jacks = spec->jacks.list;
-		int i;
-		for (i = 0; i < spec->jacks.used; i++, jacks++) {
-			if (jacks->jack)
-				snd_device_free(codec->bus->card, jacks->jack);
-		}
-		snd_array_free(&spec->jacks);
-	}
-#endif
+	snd_hda_input_jack_free(codec);
 	snd_hda_detach_beep_device(codec);
 	kfree(codec->spec);
 }
@@ -1787,7 +1693,7 @@ static void cxt5051_hp_unsol_event(struct hda_codec *codec,
 		cxt5051_portc_automic(codec);
 		break;
 	}
-	conexant_report_jack(codec, nid);
+	snd_hda_input_jack_report(codec, nid);
 }
 
 static struct snd_kcontrol_new cxt5051_playback_mixers[] = {
@@ -1959,10 +1865,8 @@ static void cxt5051_init_mic_port(struct hda_codec *codec, hda_nid_t nid,
 	snd_hda_codec_write(codec, nid, 0,
 			    AC_VERB_SET_UNSOLICITED_ENABLE,
 			    AC_USRSP_EN | event);
-#ifdef CONFIG_SND_HDA_INPUT_JACK
-	conexant_add_jack(codec, nid, SND_JACK_MICROPHONE);
-	conexant_report_jack(codec, nid);
-#endif
+	snd_hda_input_jack_add(codec, nid, SND_JACK_MICROPHONE, NULL);
+	snd_hda_input_jack_report(codec, nid);
 }
 
 static struct hda_verb cxt5051_ideapad_init_verbs[] = {
@@ -3477,11 +3381,11 @@ static void cx_auto_unsol_event(struct hda_codec *codec, unsigned int res)
 	switch (res >> 26) {
 	case CONEXANT_HP_EVENT:
 		cx_auto_hp_automute(codec);
-		conexant_report_jack(codec, nid);
+		snd_hda_input_jack_report(codec, nid);
 		break;
 	case CONEXANT_MIC_EVENT:
 		cx_auto_automic(codec);
-		conexant_report_jack(codec, nid);
+		snd_hda_input_jack_report(codec, nid);
 		break;
 	}
 }

sound/pci/hda/patch_realtek.c

@@ -282,12 +282,6 @@ struct alc_mic_route {
 	unsigned char amix_idx;
 };
 
-struct alc_jack {
-	hda_nid_t nid;
-	int type;
-	struct snd_jack *jack;
-};
-
 #define MUX_IDX_UNDEF	((unsigned char)-1)
 
 struct alc_customize_define {
@@ -366,9 +360,6 @@ struct alc_spec {
 	/* PCM information */
 	struct hda_pcm pcm_rec[3];	/* used in alc_build_pcms() */
 
-	/* jack detection */
-	struct snd_array jacks;
-
 	/* dynamic controls, init_verbs and input_mux */
 	struct auto_pin_cfg autocfg;
 	struct alc_customize_define cdefine;
@@ -1032,94 +1023,32 @@ static void alc_fix_pll_init(struct hda_codec *codec, hda_nid_t nid,
 	alc_fix_pll(codec);
 }
 
-#ifdef CONFIG_SND_HDA_INPUT_JACK
-static void alc_free_jack_priv(struct snd_jack *jack)
-{
-	struct alc_jack *jacks = jack->private_data;
-	jacks->nid = 0;
-	jacks->jack = NULL;
-}
-
-static int alc_add_jack(struct hda_codec *codec,
-		hda_nid_t nid, int type)
-{
-	struct alc_spec *spec;
-	struct alc_jack *jack;
-	const char *name;
-	int err;
-
-	spec = codec->spec;
-	snd_array_init(&spec->jacks, sizeof(*jack), 32);
-	jack = snd_array_new(&spec->jacks);
-	if (!jack)
-		return -ENOMEM;
-
-	jack->nid = nid;
-	jack->type = type;
-	name = (type == SND_JACK_HEADPHONE) ? "Headphone" : "Mic" ;
-
-	err = snd_jack_new(codec->bus->card, name, type, &jack->jack);
-	if (err < 0)
-		return err;
-	jack->jack->private_data = jack;
-	jack->jack->private_free = alc_free_jack_priv;
-	return 0;
-}
-
-static void alc_report_jack(struct hda_codec *codec, hda_nid_t nid)
-{
-	struct alc_spec *spec = codec->spec;
-	struct alc_jack *jacks = spec->jacks.list;
-
-	if (jacks) {
-		int i;
-		for (i = 0; i < spec->jacks.used; i++) {
-			if (jacks->nid == nid) {
-				unsigned int present;
-				present = snd_hda_jack_detect(codec, nid);
-
-				present = (present) ? jacks->type : 0;
-
-				snd_jack_report(jacks->jack, present);
-			}
-			jacks++;
-		}
-	}
-}
-
 static int alc_init_jacks(struct hda_codec *codec)
 {
+#ifdef CONFIG_SND_HDA_INPUT_JACK
 	struct alc_spec *spec = codec->spec;
 	int err;
 	unsigned int hp_nid = spec->autocfg.hp_pins[0];
 	unsigned int mic_nid = spec->ext_mic.pin;
 
 	if (hp_nid) {
-		err = alc_add_jack(codec, hp_nid, SND_JACK_HEADPHONE);
+		err = snd_hda_input_jack_add(codec, hp_nid,
+					     SND_JACK_HEADPHONE, NULL);
 		if (err < 0)
 			return err;
-		alc_report_jack(codec, hp_nid);
+		snd_hda_input_jack_report(codec, hp_nid);
 	}
 
 	if (mic_nid) {
-		err = alc_add_jack(codec, mic_nid, SND_JACK_MICROPHONE);
+		err = snd_hda_input_jack_add(codec, mic_nid,
+					     SND_JACK_MICROPHONE, NULL);
 		if (err < 0)
 			return err;
-		alc_report_jack(codec, mic_nid);
+		snd_hda_input_jack_report(codec, mic_nid);
 	}
-
+#endif /* CONFIG_SND_HDA_INPUT_JACK */
 	return 0;
 }
-#else
-static inline void alc_report_jack(struct hda_codec *codec, hda_nid_t nid)
-{
-}
-
-static inline int alc_init_jacks(struct hda_codec *codec)
-{
-	return 0;
-}
-#endif
 
 static void alc_automute_speaker(struct hda_codec *codec, int pinctl)
 {
@@ -1133,7 +1062,7 @@ static void alc_automute_speaker(struct hda_codec *codec, int pinctl)
 		nid = spec->autocfg.hp_pins[i];
 		if (!nid)
 			break;
-		alc_report_jack(codec, nid);
+		snd_hda_input_jack_report(codec, nid);
 		spec->jack_present |= snd_hda_jack_detect(codec, nid);
 	}
 
@@ -1240,7 +1169,7 @@ static void alc_mic_automute(struct hda_codec *codec)
 					  AC_VERB_SET_CONNECT_SEL,
 					  alive->mux_idx);
 	}
-	alc_report_jack(codec, spec->ext_mic.pin);
+	snd_hda_input_jack_report(codec, spec->ext_mic.pin);
 
 	/* FIXME: analog mixer */
 }
@@ -4283,6 +4212,7 @@ static void alc_free(struct hda_codec *codec)
 		return;
 
 	alc_shutup(codec);
+	snd_hda_input_jack_free(codec);
 	alc_free_kctls(codec);
 	kfree(spec);
 	snd_hda_detach_beep_device(codec);
@@ -14494,7 +14424,7 @@ static void alc269_speaker_automute(struct hda_codec *codec)
 				 HDA_AMP_MUTE, bits);
 	snd_hda_codec_amp_stereo(codec, 0x0c, HDA_INPUT, 1,
 				 HDA_AMP_MUTE, bits);
-	alc_report_jack(codec, nid);
+	snd_hda_input_jack_report(codec, nid);
 }
 
 /* unsolicited event for HP jack sensing */

sound/pci/hda/patch_sigmatel.c

@@ -180,12 +180,6 @@ struct sigmatel_event {
 	int data;
 };
 
-struct sigmatel_jack {
-	hda_nid_t nid;
-	int type;
-	struct snd_jack *jack;
-};
-
 struct sigmatel_mic_route {
 	hda_nid_t pin;
 	signed char mux_idx;
@@ -229,9 +223,6 @@ struct sigmatel_spec {
 	hda_nid_t *pwr_nids;
 	hda_nid_t *dac_list;
 
-	/* jack detection */
-	struct snd_array jacks;
-
 	/* events */
 	struct snd_array events;
 
@@ -4054,21 +4045,10 @@ static void stac_gpio_set(struct hda_codec *codec, unsigned int mask,
 			   AC_VERB_SET_GPIO_DATA, gpiostate); /* sync */
 }
 
-#ifdef CONFIG_SND_HDA_INPUT_JACK
-static void stac92xx_free_jack_priv(struct snd_jack *jack)
-{
-	struct sigmatel_jack *jacks = jack->private_data;
-	jacks->nid = 0;
-	jacks->jack = NULL;
-}
-#endif
-
 static int stac92xx_add_jack(struct hda_codec *codec,
 		hda_nid_t nid, int type)
 {
 #ifdef CONFIG_SND_HDA_INPUT_JACK
-	struct sigmatel_spec *spec = codec->spec;
-	struct sigmatel_jack *jack;
 	int def_conf = snd_hda_codec_get_pincfg(codec, nid);
 	int connectivity = get_defcfg_connect(def_conf);
 	char name[32];
@@ -4077,26 +4057,15 @@ static int stac92xx_add_jack(struct hda_codec *codec,
 	if (connectivity && connectivity != AC_JACK_PORT_FIXED)
 		return 0;
 
-	snd_array_init(&spec->jacks, sizeof(*jack), 32);
-	jack = snd_array_new(&spec->jacks);
-	if (!jack)
-		return -ENOMEM;
-	jack->nid = nid;
-	jack->type = type;
-
 	snprintf(name, sizeof(name), "%s at %s %s Jack",
 		snd_hda_get_jack_type(def_conf),
 		snd_hda_get_jack_connectivity(def_conf),
 		snd_hda_get_jack_location(def_conf));
 
-	err = snd_jack_new(codec->bus->card, name, type, &jack->jack);
-	if (err < 0) {
-		jack->nid = 0;
+	err = snd_hda_input_jack_add(codec, nid, type, name);
+	if (err < 0)
 		return err;
-	}
-	jack->jack->private_data = jack;
-	jack->jack->private_free = stac92xx_free_jack_priv;
-#endif
+#endif /* CONFIG_SND_HDA_INPUT_JACK */
 	return 0;
 }
 
@@ -4399,23 +4368,6 @@ static int stac92xx_init(struct hda_codec *codec)
 	return 0;
 }
 
-static void stac92xx_free_jacks(struct hda_codec *codec)
-{
-#ifdef CONFIG_SND_HDA_INPUT_JACK
-	/* free jack instances manually when clearing/reconfiguring */
-	struct sigmatel_spec *spec = codec->spec;
-	if (!codec->bus->shutdown && spec->jacks.list) {
-		struct sigmatel_jack *jacks = spec->jacks.list;
-		int i;
-		for (i = 0; i < spec->jacks.used; i++, jacks++) {
-			if (jacks->jack)
-				snd_device_free(codec->bus->card, jacks->jack);
-		}
-	}
-	snd_array_free(&spec->jacks);
-#endif
-}
-
 static void stac92xx_free_kctls(struct hda_codec *codec)
 {
 	struct sigmatel_spec *spec = codec->spec;
@@ -4449,7 +4401,7 @@ static void stac92xx_free(struct hda_codec *codec)
 		return;
 
 	stac92xx_shutup(codec);
-	stac92xx_free_jacks(codec);
+	snd_hda_input_jack_free(codec);
 	snd_array_free(&spec->events);
 
 	kfree(spec);
@@ -4667,33 +4619,6 @@ static void stac92xx_pin_sense(struct hda_codec *codec, hda_nid_t nid)
 	stac_toggle_power_map(codec, nid, get_pin_presence(codec, nid));
 }
 
-static void stac92xx_report_jack(struct hda_codec *codec, hda_nid_t nid)
-{
-	struct sigmatel_spec *spec = codec->spec;
-	struct sigmatel_jack *jacks = spec->jacks.list;
-
-	if (jacks) {
-		int i;
-		for (i = 0; i < spec->jacks.used; i++) {
-			if (jacks->nid == nid) {
-				unsigned int pin_ctl =
-					snd_hda_codec_read(codec, nid,
-					0, AC_VERB_GET_PIN_WIDGET_CONTROL,
-					 0x00);
-				int type = jacks->type;
-				if (type == (SND_JACK_LINEOUT
-						| SND_JACK_HEADPHONE))
-					type = (pin_ctl & AC_PINCTL_HP_EN)
-					? SND_JACK_HEADPHONE : SND_JACK_LINEOUT;
-				snd_jack_report(jacks->jack,
-					get_pin_presence(codec, nid)
-					? type : 0);
-			}
-			jacks++;
-		}
-	}
-}
-
 /* get the pin connection (fixed, none, etc) */
 static unsigned int stac_get_defcfg_connect(struct hda_codec *codec, int idx)
 {
@@ -4782,7 +4707,7 @@ static void stac92xx_unsol_event(struct hda_codec *codec, unsigned int res)
 	case STAC_PWR_EVENT:
 		if (spec->num_pwrs > 0)
 			stac92xx_pin_sense(codec, event->nid);
-		stac92xx_report_jack(codec, event->nid);
+		snd_hda_input_jack_report(codec, event->nid);
 
 		switch (codec->subsystem_id) {
 		case 0x103c308f: