---

yaml
---
r: 170327
b: refs/heads/master
c: 123c07a
h: refs/heads/master
i:
  170325: 0c19009
  170323: 229a07c
  170319: c4f45d8
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: fe705ab1526bc2c8b7756f3a855f040ab2060af2
+refs/heads/master: 123c07aeddd71fbb295842a8c19866e780b9a100

trunk/sound/pci/hda/hda_beep.c

@@ -113,23 +113,25 @@ static int snd_hda_beep_event(struct input_dev *dev, unsigned int type,
 	return 0;
 }
 
-int snd_hda_attach_beep_device(struct hda_codec *codec, int nid)
+static void snd_hda_do_detach(struct hda_beep *beep)
+{
+	input_unregister_device(beep->dev);
+	beep->dev = NULL;
+	cancel_work_sync(&beep->beep_work);
+	/* turn off beep for sure */
+	snd_hda_codec_write_cache(beep->codec, beep->nid, 0,
+				  AC_VERB_SET_BEEP_CONTROL, 0);
+}
+
+static int snd_hda_do_attach(struct hda_beep *beep)
 {
 	struct input_dev *input_dev;
-	struct hda_beep *beep;
+	struct hda_codec *codec = beep->codec;
 	int err;
 
-	if (!snd_hda_get_bool_hint(codec, "beep"))
-		return 0; /* disabled explicitly */
-
-	beep = kzalloc(sizeof(*beep), GFP_KERNEL);
-	if (beep == NULL)
-		return -ENOMEM;
-	snprintf(beep->phys, sizeof(beep->phys),
-		"card%d/codec#%d/beep0", codec->bus->card->number, codec->addr);
 	input_dev = input_allocate_device();
 	if (!input_dev) {
-		kfree(beep);
+		printk(KERN_INFO "hda_beep: unable to allocate input device\n");
 		return -ENOMEM;
 	}
 
@@ -151,21 +153,71 @@ int snd_hda_attach_beep_device(struct hda_codec *codec, int nid)
 	err = input_register_device(input_dev);
 	if (err < 0) {
 		input_free_device(input_dev);
-		kfree(beep);
+		printk(KERN_INFO "hda_beep: unable to register input device\n");
 		return err;
 	}
+	beep->dev = input_dev;
+	return 0;
+}
+
+static void snd_hda_do_register(struct work_struct *work)
+{
+	struct hda_beep *beep =
+		container_of(work, struct hda_beep, register_work);
+	int request;
+
+	mutex_lock(&beep->mutex);
+	request = beep->request_enable;
+	if (beep->enabled != request) {
+		if (!request) {
+			snd_hda_do_detach(beep);
+		} else {
+			if (snd_hda_do_attach(beep) < 0)
+				goto __out;
+		}
+		beep->enabled = request;
+	}
+       __out:
+	mutex_unlock(&beep->mutex);
+}
+
+int snd_hda_enable_beep_device(struct hda_codec *codec, int enable)
+{
+	struct hda_beep *beep = codec->beep;
+	enable = !!enable;
+	if (beep && beep->enabled != enable) {
+		beep->request_enable = enable;
+		schedule_work(&beep->register_work);
+		return 1;
+	}
+	return 0;
+}
+EXPORT_SYMBOL_HDA(snd_hda_enable_beep_device);
+
+int snd_hda_attach_beep_device(struct hda_codec *codec, int nid)
+{
+	struct hda_beep *beep;
+
+	if (!snd_hda_get_bool_hint(codec, "beep"))
+		return 0; /* disabled explicitly */
 
+	beep = kzalloc(sizeof(*beep), GFP_KERNEL);
+	if (beep == NULL)
+		return -ENOMEM;
+	snprintf(beep->phys, sizeof(beep->phys),
+		"card%d/codec#%d/beep0", codec->bus->card->number, codec->addr);
 	/* enable linear scale */
 	snd_hda_codec_write(codec, nid, 0,
 		AC_VERB_SET_DIGI_CONVERT_2, 0x01);
 
 	beep->nid = nid;
-	beep->dev = input_dev;
 	beep->codec = codec;
-	beep->enabled = 1;
 	codec->beep = beep;
 
+	INIT_WORK(&beep->register_work, &snd_hda_do_register);
 	INIT_WORK(&beep->beep_work, &snd_hda_generate_beep);
+	mutex_init(&beep->mutex);
+
 	return 0;
 }
 EXPORT_SYMBOL_HDA(snd_hda_attach_beep_device);
@@ -174,11 +226,11 @@ void snd_hda_detach_beep_device(struct hda_codec *codec)
 {
 	struct hda_beep *beep = codec->beep;
 	if (beep) {
-		cancel_work_sync(&beep->beep_work);
-
-		input_unregister_device(beep->dev);
-		kfree(beep);
+		cancel_work_sync(&beep->register_work);
+		if (beep->enabled)
+			snd_hda_do_detach(beep);
 		codec->beep = NULL;
+		kfree(beep);
 	}
 }
 EXPORT_SYMBOL_HDA(snd_hda_detach_beep_device);

trunk/sound/pci/hda/hda_beep.h

@@ -32,11 +32,15 @@ struct hda_beep {
 	int tone;
 	hda_nid_t nid;
 	unsigned int enabled:1;
+	unsigned int request_enable:1;
 	unsigned int linear_tone:1;	/* linear tone for IDT/STAC codec */
+	struct work_struct register_work; /* scheduled task for beep event */
 	struct work_struct beep_work; /* scheduled task for beep event */
+	struct mutex mutex;
 };
 
 #ifdef CONFIG_SND_HDA_INPUT_BEEP
+int snd_hda_enable_beep_device(struct hda_codec *codec, int enable);
 int snd_hda_attach_beep_device(struct hda_codec *codec, int nid);
 void snd_hda_detach_beep_device(struct hda_codec *codec);
 #else

trunk/sound/pci/hda/hda_codec.c

@@ -30,6 +30,7 @@
 #include <sound/tlv.h>
 #include <sound/initval.h>
 #include "hda_local.h"
+#include "hda_beep.h"
 #include <sound/hda_hwdep.h>
 
 /*
@@ -1734,6 +1735,17 @@ int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol,
 }
 EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_switch_put);
 
+int snd_hda_mixer_amp_switch_put_beep(struct snd_kcontrol *kcontrol,
+				      struct snd_ctl_elem_value *ucontrol)
+{
+	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+	long *valp = ucontrol->value.integer.value;
+
+	snd_hda_enable_beep_device(codec, *valp);
+	return snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
+}
+EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_switch_put_beep);
+
 /*
  * bound volume controls
  *

trunk/sound/pci/hda/hda_local.h

@@ -66,6 +66,19 @@
 /* stereo mute switch */
 #define HDA_CODEC_MUTE(xname, nid, xindex, direction) \
 	HDA_CODEC_MUTE_MONO(xname, nid, 3, xindex, direction)
+/* special beep mono mute switch with index (index=0,1,...) (channel=1,2) */
+#define HDA_CODEC_MUTE_BEEP_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \
+	{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \
+	  .info = snd_hda_mixer_amp_switch_info, \
+	  .get = snd_hda_mixer_amp_switch_get, \
+	  .put = snd_hda_mixer_amp_switch_put_beep, \
+	  .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) }
+/* special beep mono mute switch */
+#define HDA_CODEC_MUTE_BEEP_MONO(xname, nid, channel, xindex, direction) \
+	HDA_CODEC_MUTE_BEEP_MONO_IDX(xname, 0, nid, channel, xindex, direction)
+/* special beep stereo mute switch */
+#define HDA_CODEC_MUTE_BEEP(xname, nid, xindex, direction) \
+	HDA_CODEC_MUTE_BEEP_MONO(xname, nid, 3, xindex, direction)
 
 int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
 				  struct snd_ctl_elem_info *uinfo);
@@ -81,6 +94,8 @@ int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol,
 				 struct snd_ctl_elem_value *ucontrol);
 int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol,
 				 struct snd_ctl_elem_value *ucontrol);
+int snd_hda_mixer_amp_switch_put_beep(struct snd_kcontrol *kcontrol,
+				      struct snd_ctl_elem_value *ucontrol);
 /* lowlevel accessor with caching; use carefully */
 int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch,
 			   int direction, int index);

trunk/sound/pci/hda/patch_analog.c

@@ -159,7 +159,7 @@ static void ad198x_free_kctls(struct hda_codec *codec);
 /* additional beep mixers; the actual parameters are overwritten at build */
 static struct snd_kcontrol_new ad_beep_mixer[] = {
 	HDA_CODEC_VOLUME("Beep Playback Volume", 0, 0, HDA_OUTPUT),
-	HDA_CODEC_MUTE("Beep Playback Switch", 0, 0, HDA_OUTPUT),
+	HDA_CODEC_MUTE_BEEP("Beep Playback Switch", 0, 0, HDA_OUTPUT),
 	{ } /* end */
 };
 

trunk/sound/pci/hda/patch_realtek.c

@@ -2413,7 +2413,7 @@ static void alc_free_kctls(struct hda_codec *codec);
 /* additional beep mixers; the actual parameters are overwritten at build */
 static struct snd_kcontrol_new alc_beep_mixer[] = {
 	HDA_CODEC_VOLUME("Beep Playback Volume", 0, 0, HDA_INPUT),
-	HDA_CODEC_MUTE("Beep Playback Switch", 0, 0, HDA_INPUT),
+	HDA_CODEC_MUTE_BEEP("Beep Playback Switch", 0, 0, HDA_INPUT),
 	{ } /* end */
 };
 

trunk/sound/pci/hda/patch_sigmatel.c

@@ -2648,6 +2648,7 @@ static int stac92xx_clfe_switch_put(struct snd_kcontrol *kcontrol,
 enum {
 	STAC_CTL_WIDGET_VOL,
 	STAC_CTL_WIDGET_MUTE,
+	STAC_CTL_WIDGET_MUTE_BEEP,
 	STAC_CTL_WIDGET_MONO_MUX,
 	STAC_CTL_WIDGET_HP_SWITCH,
 	STAC_CTL_WIDGET_IO_SWITCH,
@@ -2658,6 +2659,7 @@ enum {
 static struct snd_kcontrol_new stac92xx_control_templates[] = {
 	HDA_CODEC_VOLUME(NULL, 0, 0, 0),
 	HDA_CODEC_MUTE(NULL, 0, 0, 0),
+	HDA_CODEC_MUTE_BEEP(NULL, 0, 0, 0),
 	STAC_MONO_MUX,
 	STAC_CODEC_HP_SWITCH(NULL),
 	STAC_CODEC_IO_SWITCH(NULL, 0),
@@ -3221,11 +3223,14 @@ static int stac92xx_auto_create_beep_ctls(struct hda_codec *codec,
 {
 	struct sigmatel_spec *spec = codec->spec;
 	u32 caps = query_amp_caps(codec, nid, HDA_OUTPUT);
-	int err;
+	int err, type = STAC_CTL_WIDGET_MUTE_BEEP;
+
+	if (spec->anabeep_nid == nid)
+		type = STAC_CTL_WIDGET_MUTE;
 
 	/* check for mute support for the the amp */
 	if ((caps & AC_AMPCAP_MUTE) >> AC_AMPCAP_MUTE_SHIFT) {
-		err = stac92xx_add_control(spec, STAC_CTL_WIDGET_MUTE,
+		err = stac92xx_add_control(spec, type,
 			"Beep Playback Switch",
 			HDA_COMPOSE_AMP_VAL(nid, 1, 0, HDA_OUTPUT));
 			if (err < 0)
@@ -3258,12 +3263,7 @@ static int stac92xx_dig_beep_switch_put(struct snd_kcontrol *kcontrol,
 					struct snd_ctl_elem_value *ucontrol)
 {
 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
-	int enabled = !!ucontrol->value.integer.value[0];
-	if (codec->beep->enabled != enabled) {
-		codec->beep->enabled = enabled;
-		return 1;
-	}
-	return 0;
+	return snd_hda_enable_beep_device(codec, ucontrol->value.integer.value[0]);
 }
 
 static struct snd_kcontrol_new stac92xx_dig_beep_ctrl = {