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[ALSA] cmipci: initialize 0x90 registers 

Initialize the registers at 0x90 and 0x91 with some undocumented values.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
hifive-unleashed-5.1
Clemens Ladisch 2007-09-17 09:37:19 +02:00 committed by Jaroslav Kysela
parent 3042ef7520
commit 4ee7271718
1 changed files with 4 additions and 0 deletions
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4
sound/pci/cmipci.c
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@ -2986,6 +2986,10 @@ static int __devinit snd_cmipci_create(struct snd_card *card, struct pci_dev *pc
#else
snd_cmipci_clear_bit(cm, CM_REG_MISC_CTRL, CM_XCHGDAC);
#endif
if (cm->chip_version) {
snd_cmipci_write_b(cm, CM_REG_EXT_MISC, 0x20); /* magic */
snd_cmipci_write_b(cm, CM_REG_EXT_MISC + 1, 0x09); /* more magic */
}
/* Set Bus Master Request */
snd_cmipci_set_bit(cm, CM_REG_FUNCTRL1, CM_BREQ);