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[ALSA] MC97 registers reset 

AC97 Codec
Separated ac97 registers reset for audio and modem (or both) as recommended
in AC97 spec.

Signed-off-by: Sasha Khapyorsky <sashak@smlink.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
hifive-unleashed-5.1
Sasha Khapyorsky 2005-04-07 20:23:58 +02:00 committed by Jaroslav Kysela
parent 8e8311b0ac
commit 23fea4dad6
1 changed files with 5 additions and 1 deletions
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6
sound/pci/ac97/ac97_codec.c
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@ -1872,7 +1872,11 @@ int snd_ac97_mixer(ac97_bus_t *bus, ac97_template_t *template, ac97_t **rac97)
goto __access_ok;
}
snd_ac97_write(ac97, AC97_RESET, 0); /* reset to defaults */
/* reset to defaults */
if (!(ac97->scaps & AC97_SCAP_SKIP_AUDIO))
snd_ac97_write(ac97, AC97_RESET, 0);
if (!(ac97->scaps & AC97_SCAP_SKIP_MODEM))
snd_ac97_write(ac97, AC97_EXTENDED_MID, 0);
if (bus->ops->wait)
bus->ops->wait(ac97);
else {