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sound fixes for 4.12 

Two last-minute HD-audio fixes.
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Merge tag 'sound-4.12' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "Two last-minute HD-audio fixes"

* tag 'sound-4.12' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ALSA: hda - Fix endless loop of codec configure
  ALSA: hda - set input_path bitmap to zero after moving it to new place
hifive-unleashed-5.1
Linus Torvalds 2017-06-30 10:30:26 -07:00
parent 86c3e00afd d94815f917
commit 4adc6b9382
3 changed files with 9 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
sound/pci/hda/hda_codec.h
View File

@ -295,6 +295,8 @@ struct hda_codec {
#define list_for_each_codec(c, bus) \
list_for_each_entry(c, &(bus)->core.codec_list, core.list)
#define list_for_each_codec_safe(c, n, bus) \
list_for_each_entry_safe(c, n, &(bus)->core.codec_list, core.list)
/* snd_hda_codec_read/write optional flags */
#define HDA_RW_NO_RESPONSE_FALLBACK (1 << 0)

8
sound/pci/hda/hda_controller.c
View File

@ -1337,8 +1337,12 @@ EXPORT_SYMBOL_GPL(azx_probe_codecs);
/* configure each codec instance */
int azx_codec_configure(struct azx *chip)
{
struct hda_codec *codec;
list_for_each_codec(codec, &chip->bus) {
struct hda_codec *codec, *next;
/* use _safe version here since snd_hda_codec_configure() deregisters
* the device upon error and deletes itself from the bus list.
*/
list_for_each_codec_safe(codec, next, &chip->bus) {
snd_hda_codec_configure(codec);
}
return 0;

1
sound/pci/hda/hda_generic.c
View File

@ -3174,6 +3174,7 @@ static int check_dyn_adc_switch(struct hda_codec *codec)
spec->input_paths[i][nums]);
spec->input_paths[i][nums] =
spec->input_paths[i][n];
spec->input_paths[i][n] = 0;
}
}
nums++;