I previously updated couple weeks ago.
Already ran alsaconf , reinstalled alsa, ran pcc sound config, rebooted multiple times to no avail.
I think the various sound config files conflict. This is what I have:
/etc/modeprob.conf
install scsi_hostadapter /sbin/modprobe ata_piix; /sbin/modprobe ahci; /bin/true
install usb-interface /sbin/modprobe ehci_hcd; /sbin/modprobe uhci_hcd; /bin/true
options ipv6 disable=1
options snd-ac97-codec power_save=1
alias sound-slot-0 snd_hda_intel
/etc/modprobe.d/sound
alias snd-card-0 snd-hda-intel
alias sound-slot-0 snd-hda-intel
/etc/modprobe.d/snd-options
options bt87x index=-2
options cx88_alsa index=-2
options saa7134-alsa index=-2
options snd-atiixp-modem index=-2
options snd-intel8x0m index=-2
options snd-via82xx-modem index=-2
options snd-usb-audio index=-2
options snd-usb-caiaq index=-2
options snd-usb-ua101 index=-2
options snd-usb-us122l index=-2
options snd-usb-usx2y index=-2
options snd-cmipci mpu_port=0x330 fm_port=0x388
options snd-pcsp index=-2
options snd-usb-audio index=-2
/etc/modprobe.d/snd-oss
install snd /sbin/modprobe --first-time --ignore-install --all snd snd_pcm_oss snd_seq_oss snd_mixer_oss
/etc/modprobe.d/snd-usb-audio
install snd-usb-audio test -f /var/lock/subsys/alsa && /sbin/modprobe --first-time --ignore-install snd-usb-audio
/etc/modprobe.d/blacklist-pclos
blacklist rivatv
blacklist i82875p_edac
blacklist usbkbd
blacklist usbmouse
blacklist pcspkr
blacklist snd-pcsp