On rare occasions, we are still noticing that the internal speaker spitting out spurious noises even after adding the problematic codec to the list.
Adding a 10ms artificial delay before rebooting fixes the issue entirely.
Patch for Realtek codecs also adds the same amount of delay after entering D3.
Signed-off-by: Park Ju Hyung qkrwngud825@gmail.com Cc: stable@vger.kernel.org --- sound/pci/hda/patch_conexant.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c index 909a880f5e01..1a8a2d440fbd 100644 --- a/sound/pci/hda/patch_conexant.c +++ b/sound/pci/hda/patch_conexant.c @@ -226,6 +226,7 @@ static void cx_auto_reboot_notify(struct hda_codec *codec) snd_hda_codec_set_power_to_all(codec, codec->core.afg, AC_PWRST_D3); snd_hda_codec_write(codec, codec->core.afg, 0, AC_VERB_SET_POWER_STATE, AC_PWRST_D3); + msleep(10); }
static void cx_auto_free(struct hda_codec *codec)