bianbu-repo-mirror/bianbu-linux-6.6
1
0
Fork 0
mirror of https://gitee.com/bianbu-linux/linux-6.6 synced 2025-04-24 14:07:52 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

ALSA: hda: Do disconnect jacks at codec unbind

Browse source 
The HD-audio codec driver remove may happen also at dynamically
unbinding during operation, hence it needs manual triggers of
snd_device_disconnect() calls, while it's missing for the jack objects
that are associated with the codec.

This patch adds the manual disconnection call for jacks when the
remove happens without card->shutdown (i.e. not under the full
removal).

Link: https://lore.kernel.org/r/20211117133040.20272-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2021-11-17 14:30:40 +01:00
parent 2c95b92ecd
commit 37c4fd0db7
3 changed files with 14 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

2
sound/pci/hda/hda_bind.c
View file

@ -14,6 +14,7 @@
#include <sound/core.h> #include <sound/core.h>
#include <sound/hda_codec.h> #include <sound/hda_codec.h>
#include "hda_local.h" #include "hda_local.h"
#include "hda_jack.h"
/* /*
* find a matching codec id * find a matching codec id
@ -158,6 +159,7 @@ static int hda_codec_driver_remove(struct device *dev)
refcount_dec(&codec->pcm_ref); refcount_dec(&codec->pcm_ref);
snd_hda_codec_disconnect_pcms(codec); snd_hda_codec_disconnect_pcms(codec);
snd_hda_jack_tbl_disconnect(codec);
wait_event(codec->remove_sleep, !refcount_read(&codec->pcm_ref)); wait_event(codec->remove_sleep, !refcount_read(&codec->pcm_ref));
snd_power_sync_ref(codec->bus->card); snd_power_sync_ref(codec->bus->card);

11
sound/pci/hda/hda_jack.c
View file

@ -158,6 +158,17 @@ snd_hda_jack_tbl_new(struct hda_codec *codec, hda_nid_t nid, int dev_id)
return jack; return jack;
} }
void snd_hda_jack_tbl_disconnect(struct hda_codec *codec)
{
struct hda_jack_tbl *jack = codec->jacktbl.list;
int i;
for (i = 0; i < codec->jacktbl.used; i++, jack++) {
if (!codec->bus->shutdown && jack->jack)
snd_device_disconnect(codec->card, jack->jack);
}
}
void snd_hda_jack_tbl_clear(struct hda_codec *codec) void snd_hda_jack_tbl_clear(struct hda_codec *codec)
{ {
struct hda_jack_tbl *jack = codec->jacktbl.list; struct hda_jack_tbl *jack = codec->jacktbl.list;

1
sound/pci/hda/hda_jack.h
View file

@ -69,6 +69,7 @@ struct hda_jack_tbl *
snd_hda_jack_tbl_get_from_tag(struct hda_codec *codec, snd_hda_jack_tbl_get_from_tag(struct hda_codec *codec,
unsigned char tag, int dev_id); unsigned char tag, int dev_id);
void snd_hda_jack_tbl_disconnect(struct hda_codec *codec);
void snd_hda_jack_tbl_clear(struct hda_codec *codec); void snd_hda_jack_tbl_clear(struct hda_codec *codec);
void snd_hda_jack_set_dirty_all(struct hda_codec *codec); void snd_hda_jack_set_dirty_all(struct hda_codec *codec);