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[ALSA] Fix MC97 codec initialization 

AC97 Codec
This (especially 12000 -> 8000 sample rate replace) fix popular
'MC97 converters.. not ready' error with modem codecs initializations.

Signed-off-by: Sasha Khapyorsky <sashak@smlink.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Sasha Khapyorsky 2005-04-07 20:22:58 +02:00 committed by Jaroslav Kysela
parent 2c56c47f67
commit 8e8311b0ac
1 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
sound/pci/ac97/ac97_codec.c
View File

@ -1964,21 +1964,21 @@ int snd_ac97_mixer(ac97_bus_t *bus, ac97_template_t *template, ac97_t **rac97)
/* note: it's important to set the rate at first */
tmp = AC97_MEA_GPIO;
if (ac97->ext_mid & AC97_MEI_LINE1) {
snd_ac97_write_cache(ac97, AC97_LINE1_RATE, 12000);
snd_ac97_write_cache(ac97, AC97_LINE1_RATE, 8000);
tmp |= AC97_MEA_ADC1 | AC97_MEA_DAC1;
}
if (ac97->ext_mid & AC97_MEI_LINE2) {
snd_ac97_write_cache(ac97, AC97_LINE2_RATE, 12000);
snd_ac97_write_cache(ac97, AC97_LINE2_RATE, 8000);
tmp |= AC97_MEA_ADC2 | AC97_MEA_DAC2;
}
if (ac97->ext_mid & AC97_MEI_HANDSET) {
snd_ac97_write_cache(ac97, AC97_HANDSET_RATE, 12000);
snd_ac97_write_cache(ac97, AC97_HANDSET_RATE, 8000);
tmp |= AC97_MEA_HADC | AC97_MEA_HDAC;
}
snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0xff00 & ~(tmp << 8));
snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0);
udelay(100);
/* nothing should be in powerdown mode */
snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0xff00 & ~(tmp << 8));
snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0);
end_time = jiffies + (HZ / 10);
do {
if ((snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS) & tmp) == tmp)