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Diffstat (limited to 'sound/pci/hda/hda_generic.c')
-rw-r--r--sound/pci/hda/hda_generic.c156
1 files changed, 100 insertions, 56 deletions
diff --git a/sound/pci/hda/hda_generic.c b/sound/pci/hda/hda_generic.c
index f4e9d9445e18..bbb17481159e 100644
--- a/sound/pci/hda/hda_generic.c
+++ b/sound/pci/hda/hda_generic.c
@@ -813,7 +813,7 @@ static void activate_amp_in(struct hda_codec *codec, struct nid_path *path,
}
}
-/* sync power of each widget in the the given path */
+/* sync power of each widget in the given path */
static hda_nid_t path_power_update(struct hda_codec *codec,
struct nid_path *path,
bool allow_powerdown)
@@ -3887,6 +3887,66 @@ static int parse_mic_boost(struct hda_codec *codec)
return 0;
}
+#ifdef CONFIG_SND_HDA_GENERIC_LEDS
+/*
+ * vmaster mute LED hook helpers
+ */
+
+static int create_mute_led_cdev(struct hda_codec *codec,
+ int (*callback)(struct led_classdev *,
+ enum led_brightness),
+ bool micmute)
+{
+ struct led_classdev *cdev;
+
+ cdev = devm_kzalloc(&codec->core.dev, sizeof(*cdev), GFP_KERNEL);
+ if (!cdev)
+ return -ENOMEM;
+
+ cdev->name = micmute ? "hda::micmute" : "hda::mute";
+ cdev->max_brightness = 1;
+ cdev->default_trigger = micmute ? "audio-micmute" : "audio-mute";
+ cdev->brightness_set_blocking = callback;
+ cdev->brightness = ledtrig_audio_get(micmute ? LED_AUDIO_MICMUTE : LED_AUDIO_MUTE);
+ cdev->flags = LED_CORE_SUSPENDRESUME;
+
+ return devm_led_classdev_register(&codec->core.dev, cdev);
+}
+
+static void vmaster_update_mute_led(void *private_data, int enabled)
+{
+ ledtrig_audio_set(LED_AUDIO_MUTE, enabled ? LED_OFF : LED_ON);
+}
+
+/**
+ * snd_dha_gen_add_mute_led_cdev - Create a LED classdev and enable as vmaster mute LED
+ * @codec: the HDA codec
+ * @callback: the callback for LED classdev brightness_set_blocking
+ */
+int snd_hda_gen_add_mute_led_cdev(struct hda_codec *codec,
+ int (*callback)(struct led_classdev *,
+ enum led_brightness))
+{
+ struct hda_gen_spec *spec = codec->spec;
+ int err;
+
+ if (callback) {
+ err = create_mute_led_cdev(codec, callback, false);
+ if (err) {
+ codec_warn(codec, "failed to create a mute LED cdev\n");
+ return err;
+ }
+ }
+
+ if (spec->vmaster_mute.hook)
+ codec_err(codec, "vmaster hook already present before cdev!\n");
+
+ spec->vmaster_mute.hook = vmaster_update_mute_led;
+ spec->vmaster_mute_enum = 1;
+ return 0;
+}
+EXPORT_SYMBOL_GPL(snd_hda_gen_add_mute_led_cdev);
+
/*
* mic mute LED hook helpers
*/
@@ -3921,8 +3981,8 @@ static void call_micmute_led_update(struct hda_codec *codec)
if (val == spec->micmute_led.led_value)
return;
spec->micmute_led.led_value = val;
- if (spec->micmute_led.update)
- spec->micmute_led.update(codec);
+ ledtrig_audio_set(LED_AUDIO_MICMUTE,
+ spec->micmute_led.led_value ? LED_ON : LED_OFF);
}
static void update_micmute_led(struct hda_codec *codec,
@@ -3994,20 +4054,8 @@ static const struct snd_kcontrol_new micmute_led_mode_ctl = {
.put = micmute_led_mode_put,
};
-/**
- * snd_hda_gen_add_micmute_led - helper for setting up mic mute LED hook
- * @codec: the HDA codec
- * @hook: the callback for updating LED
- *
- * Called from the codec drivers for offering the mic mute LED controls.
- * When established, it sets up cap_sync_hook and triggers the callback at
- * each time when the capture mixer switch changes. The callback is supposed
- * to update the LED accordingly.
- *
- * Returns 0 if the hook is established or a negative error code.
- */
-int snd_hda_gen_add_micmute_led(struct hda_codec *codec,
- void (*hook)(struct hda_codec *))
+/* Set up the capture sync hook for controlling the mic-mute LED */
+static int add_micmute_led_hook(struct hda_codec *codec)
{
struct hda_gen_spec *spec = codec->spec;
@@ -4015,48 +4063,44 @@ int snd_hda_gen_add_micmute_led(struct hda_codec *codec,
spec->micmute_led.capture = 0;
spec->micmute_led.led_value = 0;
spec->micmute_led.old_hook = spec->cap_sync_hook;
- spec->micmute_led.update = hook;
spec->cap_sync_hook = update_micmute_led;
if (!snd_hda_gen_add_kctl(spec, NULL, &micmute_led_mode_ctl))
return -ENOMEM;
return 0;
}
-EXPORT_SYMBOL_GPL(snd_hda_gen_add_micmute_led);
-
-#if IS_REACHABLE(CONFIG_LEDS_TRIGGER_AUDIO)
-static void call_ledtrig_micmute(struct hda_codec *codec)
-{
- struct hda_gen_spec *spec = codec->spec;
-
- ledtrig_audio_set(LED_AUDIO_MICMUTE,
- spec->micmute_led.led_value ? LED_ON : LED_OFF);
-}
-#endif
/**
- * snd_hda_gen_fixup_micmute_led - A fixup for mic-mute LED trigger
- *
- * Pass this function to the quirk entry if another driver supports the
- * audio mic-mute LED trigger. Then this will bind the mixer capture switch
- * change with the LED.
+ * snd_dha_gen_add_micmute_led_cdev - Create a LED classdev and enable as mic-mute LED
+ * @codec: the HDA codec
+ * @callback: the callback for LED classdev brightness_set_blocking
*
- * Note that this fixup has to be called after other fixup that sets
- * cap_sync_hook. Otherwise the chaining wouldn't work.
+ * Called from the codec drivers for offering the mic mute LED controls.
+ * This creates a LED classdev and sets up the cap_sync_hook that is called at
+ * each time when the capture mixer switch changes.
*
- * @codec: the HDA codec
- * @fix: fixup pointer
- * @action: only supports HDA_FIXUP_ACT_PROBE value
+ * When NULL is passed to @callback, no classdev is created but only the
+ * LED-trigger is set up.
*
+ * Returns 0 or a negative error.
*/
-void snd_hda_gen_fixup_micmute_led(struct hda_codec *codec,
- const struct hda_fixup *fix, int action)
+int snd_hda_gen_add_micmute_led_cdev(struct hda_codec *codec,
+ int (*callback)(struct led_classdev *,
+ enum led_brightness))
{
-#if IS_REACHABLE(CONFIG_LEDS_TRIGGER_AUDIO)
- if (action == HDA_FIXUP_ACT_PROBE)
- snd_hda_gen_add_micmute_led(codec, call_ledtrig_micmute);
-#endif
+ int err;
+
+ if (callback) {
+ err = create_mute_led_cdev(codec, callback, true);
+ if (err) {
+ codec_warn(codec, "failed to create a mic-mute LED cdev\n");
+ return err;
+ }
+ }
+
+ return add_micmute_led_hook(codec);
}
-EXPORT_SYMBOL_GPL(snd_hda_gen_fixup_micmute_led);
+EXPORT_SYMBOL_GPL(snd_hda_gen_add_micmute_led_cdev);
+#endif /* CONFIG_SND_HDA_GENERIC_LEDS */
/*
* parse digital I/Os and set up NIDs in BIOS auto-parse mode
@@ -4068,7 +4112,7 @@ static void parse_digital(struct hda_codec *codec)
int i, nums;
hda_nid_t dig_nid, pin;
- /* support multiple SPDIFs; the secondary is set up as a slave */
+ /* support multiple SPDIFs; the secondary is set up as a follower */
nums = 0;
for (i = 0; i < spec->autocfg.dig_outs; i++) {
pin = spec->autocfg.dig_out_pins[i];
@@ -4087,10 +4131,10 @@ static void parse_digital(struct hda_codec *codec)
spec->multiout.dig_out_nid = dig_nid;
spec->dig_out_type = spec->autocfg.dig_out_type[0];
} else {
- spec->multiout.slave_dig_outs = spec->slave_dig_outs;
- if (nums >= ARRAY_SIZE(spec->slave_dig_outs) - 1)
+ spec->multiout.follower_dig_outs = spec->follower_dig_outs;
+ if (nums >= ARRAY_SIZE(spec->follower_dig_outs) - 1)
break;
- spec->slave_dig_outs[nums - 1] = dig_nid;
+ spec->follower_dig_outs[nums - 1] = dig_nid;
}
nums++;
}
@@ -4545,7 +4589,7 @@ static void call_update_outputs(struct hda_codec *codec)
else
snd_hda_gen_update_outputs(codec);
- /* sync the whole vmaster slaves to reflect the new auto-mute status */
+ /* sync the whole vmaster followers to reflect the new auto-mute status */
if (spec->auto_mute_via_amp && !codec->bus->shutdown)
snd_ctl_sync_vmaster(spec->vmaster_mute.sw_kctl, false);
}
@@ -5189,8 +5233,8 @@ EXPORT_SYMBOL_GPL(snd_hda_gen_parse_auto_config);
* Build control elements
*/
-/* slave controls for virtual master */
-static const char * const slave_pfxs[] = {
+/* follower controls for virtual master */
+static const char * const follower_pfxs[] = {
"Front", "Surround", "Center", "LFE", "Side",
"Headphone", "Speaker", "Mono", "Line Out",
"CLFE", "Bass Speaker", "PCM",
@@ -5242,7 +5286,7 @@ int snd_hda_gen_build_controls(struct hda_codec *codec)
if (!spec->no_analog && !spec->suppress_vmaster &&
!snd_hda_find_mixer_ctl(codec, "Master Playback Volume")) {
err = snd_hda_add_vmaster(codec, "Master Playback Volume",
- spec->vmaster_tlv, slave_pfxs,
+ spec->vmaster_tlv, follower_pfxs,
"Playback Volume");
if (err < 0)
return err;
@@ -5250,7 +5294,7 @@ int snd_hda_gen_build_controls(struct hda_codec *codec)
if (!spec->no_analog && !spec->suppress_vmaster &&
!snd_hda_find_mixer_ctl(codec, "Master Playback Switch")) {
err = __snd_hda_add_vmaster(codec, "Master Playback Switch",
- NULL, slave_pfxs,
+ NULL, follower_pfxs,
"Playback Switch",
true, &spec->vmaster_mute.sw_kctl);
if (err < 0)
@@ -5765,7 +5809,7 @@ int snd_hda_gen_build_pcms(struct hda_codec *codec)
spec->stream_name_digital);
if (!info)
return -ENOMEM;
- codec->slave_dig_outs = spec->multiout.slave_dig_outs;
+ codec->follower_dig_outs = spec->multiout.follower_dig_outs;
spec->pcm_rec[1] = info;
if (spec->dig_out_type)
info->pcm_type = spec->dig_out_type;