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| author |   Connor McAdams <conmanx360@gmail.com> | 2020-12-10 11:06:53 -0500 |
|---|---|---|
| committer |   Takashi Iwai <tiwai@suse.de> | 2020-12-11 09:52:34 +0100 |
| commit | 4a6d3b4e7ae77352fa4bd602ff0c44d8450705aa (patch) | |
| tree | b8c6efeafd07a327c74031d5c604e49e5158f6a1 /sound/pci/hda | |
| parent | ALSA: hda/hdmi: fix silent stream for first playback to DP (diff) | |
| download | linux-dev-4a6d3b4e7ae77352fa4bd602ff0c44d8450705aa.tar.xz linux-dev-4a6d3b4e7ae77352fa4bd602ff0c44d8450705aa.zip | |
ALSA: hda/ca0132 - Reset codec upon initialization.
Reset the codec upon initialization to clear out anything that may have
been setup on a previous boot into Windows, or in case of an improper
shutdown.
Signed-off-by: Connor McAdams <conmanx360@gmail.com>
Link: https://lore.kernel.org/r/20201210160658.461739-2-conmanx360@gmail.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/hda')
| -rw-r--r-- | sound/pci/hda/patch_ca0132.c | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c index 793dc5d501a5..5ac3227fb579 100644 --- a/sound/pci/hda/patch_ca0132.c +++ b/sound/pci/hda/patch_ca0132.c @@ -8642,6 +8642,22 @@ static void ca0132_init_chip(struct hda_codec *codec) mutex_init(&spec->chipio_mutex); + /* + * The Windows driver always does this upon startup, which seems to + * clear out any previous configuration. This should help issues where + * a boot into Windows prior to a boot into Linux breaks things. Also, + * Windows always sends the reset twice. + */ + if (ca0132_use_alt_functions(spec)) { + chipio_set_control_flag(codec, CONTROL_FLAG_IDLE_ENABLE, 0); + chipio_write_no_mutex(codec, 0x18b0a4, 0x000000c2); + + snd_hda_codec_write(codec, codec->core.afg, 0, + AC_VERB_SET_CODEC_RESET, 0); + snd_hda_codec_write(codec, codec->core.afg, 0, + AC_VERB_SET_CODEC_RESET, 0); + } + spec->cur_out_type = SPEAKER_OUT; if (!ca0132_use_alt_functions(spec)) spec->cur_mic_type = DIGITAL_MIC; @@ -9262,11 +9278,6 @@ static void ae5_register_set(struct hda_codec *codec) if (ca0132_quirk(spec) == QUIRK_AE5) ca0113_mmio_command_set(codec, 0x48, 0x07, 0x83); - - chipio_write(codec, 0x18b0a4, 0x000000c2); - - snd_hda_codec_write(codec, 0x01, 0, 0x7ff, 0x00); - snd_hda_codec_write(codec, 0x01, 0, 0x7ff, 0x00); } /* |