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path: root/sound/pci/hda/hda_codec.c
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Diffstat (limited to 'sound/pci/hda/hda_codec.c')
-rw-r--r--sound/pci/hda/hda_codec.c55
1 files changed, 32 insertions, 23 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 7579a6982f47..384426d7e9dd 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -772,11 +772,11 @@ static void codec_release_pcms(struct hda_codec *codec)
*/
void snd_hda_codec_cleanup_for_unbind(struct hda_codec *codec)
{
- if (codec->registered) {
+ if (codec->core.registered) {
/* pm_runtime_put() is called in snd_hdac_device_exit() */
pm_runtime_get_noresume(hda_codec_dev(codec));
pm_runtime_disable(hda_codec_dev(codec));
- codec->registered = 0;
+ codec->core.registered = 0;
}
snd_hda_codec_disconnect_pcms(codec);
@@ -825,14 +825,14 @@ void snd_hda_codec_display_power(struct hda_codec *codec, bool enable)
*/
void snd_hda_codec_register(struct hda_codec *codec)
{
- if (codec->registered)
+ if (codec->core.registered)
return;
if (device_is_registered(hda_codec_dev(codec))) {
snd_hda_codec_display_power(codec, true);
pm_runtime_enable(hda_codec_dev(codec));
/* it was powered up in snd_hda_codec_new(), now all done */
snd_hda_power_down(codec);
- codec->registered = 1;
+ codec->core.registered = 1;
}
}
EXPORT_SYMBOL_GPL(snd_hda_codec_register);
@@ -950,6 +950,7 @@ int snd_hda_codec_new(struct hda_bus *bus, struct snd_card *card,
unsigned int codec_addr, struct hda_codec **codecp)
{
struct hda_codec *codec;
+ int ret;
codec = snd_hda_codec_device_init(bus, codec_addr, "hdaudioC%dD%d",
card->number, codec_addr);
@@ -957,7 +958,11 @@ int snd_hda_codec_new(struct hda_bus *bus, struct snd_card *card,
return PTR_ERR(codec);
*codecp = codec;
- return snd_hda_codec_device_new(bus, card, codec_addr, *codecp, true);
+ ret = snd_hda_codec_device_new(bus, card, codec_addr, *codecp, true);
+ if (ret)
+ put_device(hda_codec_dev(*codecp));
+
+ return ret;
}
EXPORT_SYMBOL_GPL(snd_hda_codec_new);
@@ -1012,19 +1017,17 @@ int snd_hda_codec_device_new(struct hda_bus *bus, struct snd_card *card,
if (codec->bus->modelname) {
codec->modelname = kstrdup(codec->bus->modelname, GFP_KERNEL);
- if (!codec->modelname) {
- err = -ENOMEM;
- goto error;
- }
+ if (!codec->modelname)
+ return -ENOMEM;
}
fg = codec->core.afg ? codec->core.afg : codec->core.mfg;
err = read_widget_caps(codec, fg);
if (err < 0)
- goto error;
+ return err;
err = read_pin_defaults(codec);
if (err < 0)
- goto error;
+ return err;
/* power-up all before initialization */
hda_set_power_state(codec, AC_PWRST_D0);
@@ -1042,17 +1045,19 @@ int snd_hda_codec_device_new(struct hda_bus *bus, struct snd_card *card,
/* ASoC features component management instead */
err = snd_device_new(card, SNDRV_DEV_CODEC, codec, &dev_ops);
if (err < 0)
- goto error;
+ return err;
}
+#ifdef CONFIG_PM
/* PM runtime needs to be enabled later after binding codec */
- pm_runtime_forbid(&codec->core.dev);
+ if (codec->core.dev.power.runtime_auto)
+ pm_runtime_forbid(&codec->core.dev);
+ else
+ /* Keep the usage_count consistent across subsequent probing */
+ pm_runtime_get_noresume(&codec->core.dev);
+#endif
return 0;
-
- error:
- put_device(hda_codec_dev(codec));
- return err;
}
EXPORT_SYMBOL_GPL(snd_hda_codec_device_new);
@@ -2935,8 +2940,7 @@ static int hda_codec_runtime_suspend(struct device *dev)
if (!codec->card)
return 0;
- if (!codec->bus->jackpoll_in_suspend)
- cancel_delayed_work_sync(&codec->jackpoll_work);
+ cancel_delayed_work_sync(&codec->jackpoll_work);
state = hda_call_codec_suspend(codec);
if (codec->link_down_at_suspend ||
@@ -2944,6 +2948,11 @@ static int hda_codec_runtime_suspend(struct device *dev)
(state & AC_PWRST_CLK_STOP_OK)))
snd_hdac_codec_link_down(&codec->core);
snd_hda_codec_display_power(codec, false);
+
+ if (codec->bus->jackpoll_in_suspend &&
+ (dev->power.power_state.event != PM_EVENT_SUSPEND))
+ schedule_delayed_work(&codec->jackpoll_work,
+ codec->jackpoll_interval);
return 0;
}
@@ -2967,6 +2976,9 @@ static int hda_codec_runtime_resume(struct device *dev)
#ifdef CONFIG_PM_SLEEP
static int hda_codec_pm_prepare(struct device *dev)
{
+ struct hda_codec *codec = dev_to_hda_codec(dev);
+
+ cancel_delayed_work_sync(&codec->jackpoll_work);
dev->power.power_state = PMSG_SUSPEND;
return pm_runtime_suspended(dev);
}
@@ -2986,9 +2998,6 @@ static void hda_codec_pm_complete(struct device *dev)
static int hda_codec_pm_suspend(struct device *dev)
{
- struct hda_codec *codec = dev_to_hda_codec(dev);
-
- cancel_delayed_work_sync(&codec->jackpoll_work);
dev->power.power_state = PMSG_SUSPEND;
return pm_runtime_force_suspend(dev);
}
@@ -3043,7 +3052,7 @@ void snd_hda_codec_shutdown(struct hda_codec *codec)
struct hda_pcm *cpcm;
/* Skip the shutdown if codec is not registered */
- if (!codec->registered)
+ if (!codec->core.registered)
return;
cancel_delayed_work_sync(&codec->jackpoll_work);