Here is a short summary of ALSA changes planed to merge into 2.6.19.
All changes are in GIT tree [1].
* core changes
- Control API - TLV implementation
This extension implements a TLV mechanism to transfer an additional
information like dB scale to the user space. Most of drivers were
updated to support dB scale information.
- system timer: cleanups, fixes
- hotplug changes
+ snd /proc interface - fix disconnection
+ unregister device files at disconnection
+ deprecate snd_card_free_in_thread()
- Add pcm_class attribute to PCM sysfs entry
* AC97 codec
- add experimental support of aggressive AC97 power-saving mode
- add codec-specific controls for UCB1400
* HDA codec
- a lot of codec specific updates
- add independent headphone volume control
- enable center/LFE speaker on some laptops
* intel-hda - Switch to polling mode for CORB/RIRB communication
* emu10k1 - Implement 24bit capture via Philips 1361T ADC for SB0240 card
* add snd-mts64 driver for ESI Miditerminal 4140
* es18xx - Add PnP BIOS support
* ice1724 - Revolution 5.1 support
* sparc dbri updates
* hdsp - Fix auto-updating of firmware
* usbaudio - Support for non-standard rates in USB audio driver
[1] http://www.kernel.org/pub/scm/linux/kernel/git/perex/alsa-current.git
http://www.kernel.org/git/?p=linux/kernel/git/perex/alsa-current.git
Jaroslav
-----
Jaroslav Kysela <[email protected]>
Linux Kernel Sound Maintainer
ALSA Project, SUSE Labs
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