- AC'97 - added quirks for tuning of hardware configuration
  - PCM midlevel - improved ring buffer allocation
  - sa11xx-uda1341 - small fixes
  - ISA - fixed ring buffer pointer calculation
  - OSS PCM - fixed deadlock (rate plugin)
  - timer - fixed deadlock when user interface is used
  - CS4232 - added detection of plain CS4236
  - USB driver - added boot quirk for SoundBlaster Extigy