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History log of /src/sys/dev/pci/ydsvar.h
RevisionDateAuthorComments
 1.13  08-May-2019  isaki Merge isaki-audio2 branch, the overhaul of audio subsystem.
- Interrupt-oriented system rather than thread-oriented.
- Improve stability, quality and performance.
- Split playback and record cleanly. Improve halfduplex support.
- Many bugs are fixed including deadlocks, resource leaks, abuses, etc.
- Simplify audio filter mechanism. The encoding/channels/frequency
conversions are completely handled in the upper layer. So the hard-
ware driver only converts its hardware encoding (if necessary).
- audio_hw_if changes:
- Obsoletes query_encoding and add query_format instead.
- Obsoletes set_params and add set_format instead.
- Remove drain, setfd, mappage.
- The call sequences are changed.
- ioctl AUDIO_GETFD/SETFD, AUDIO_GETCHAN/SETCHAN are obsoleted.
- ioctl AUDIO_{QUERY,GET,SET}FORMAT are introduced.
- cleanup config attributes: au*conv and mulaw.
- All hardware drivers should follow it (I've done as much as possible).

Some file paths are changed:
- dev/audio.c -> dev/audio/audio.c (rewritten)
- dev/audiovar.h -> dev/audio/audiovar.h
- dev/audio_dai.h -> dev/audio/audio_dai.h
- dev/audio_if.h -> dev/audio/audio_if.h
- dev/audiobell.c -> dev/audio/audiobell.c
- dev/audiobellvar.h -> dev/audio/audiobellvar.h
- dev/mulaw.[ch] -> dev/audio/mulaw.[ch] + dev/audio/alaw.c
 1.12  25-Jun-2017  christos branches: 1.12.6; 1.12.10;
PR/52331: ydc driver: sleep-under-spin-mutex bugs in yds_allocmem
Don't hold the spin interrupt mutex while calling yds_init from resume.
Instead use a flag to short-circuit the interrupt while disabled.
 1.11  23-Nov-2011  jmcneill branches: 1.11.8; 1.11.26;
Merge jmcneill-audiomp3 branch, which is derived from ad-audiomp2. From
the original ad-audiomp branch notes:

Add MP locking to the audio drivers.

Making the audio drivers MP safe is necessary before efforts
can be made to make the VM system MP safe.

The are two locks per device instance, an ISR lock and
a character device lock. The ISR lock replaces calls to
splaudio()/splx(), and will be held across calls to device
methods which were called at splaudio() before (e.g.
trigger_output). The character device lock is held across
calls to nearly all of the methods, excluding some only
used for initialization, e.g. get_locks.

Welcome to 5.99.57.
 1.10  09-Jul-2008  joerg branches: 1.10.6; 1.10.28; 1.10.30;
- device/softc split
 1.9  01-Apr-2008  xtraeme branches: 1.9.4; 1.9.6; 1.9.8; 1.9.10;
Fix fallout from device_t/softc split to mpu(4):
always pass the mpu_softc to mpu_intr(). Found by Takeshi Nakayama.
 1.8  04-Mar-2007  christos branches: 1.8.36;
Kill caddr_t; there will be some MI fallout, but it will be fixed shortly.
 1.7  19-Jun-2006  jmcneill branches: 1.7.10; 1.7.12;
Restore yds(4) state on resume.
 1.6  11-Dec-2005  christos branches: 1.6.4; 1.6.8; 1.6.14; 1.6.16;
merge ktrace-lwp.
 1.5  15-Jan-2005  kent branches: 1.5.10;
ansify and KNF
 1.4  13-Nov-2004  kent adopt auconv_set_converter()
 1.3  08-Nov-2004  kent ANSIfy and style fixes
 1.2  25-Dec-2001  someya branches: 1.2.16;
add 600 times dummy read from codec for YMF744 (revision < 2).
 1.1  30-Mar-2001  minoura branches: 1.1.2; 1.1.4; 1.1.6; 1.1.8;
Yamaha YMF724/740/744/754 (DS-1) PCI audio driver.
 1.1.8.1  10-Jan-2002  thorpej Sync kqueue branch with -current.
 1.1.6.2  01-May-2001  he Pull up revision 1.1 (new, requested by minoura):
Add Yamaha YMF724/740/744/745-based sound driver and
its subordinates.
 1.1.6.1  30-Mar-2001  he file ydsvar.h was added on branch netbsd-1-5 on 2001-05-01 11:45:27 +0000
 1.1.4.2  21-Apr-2001  bouyer Sync with HEAD
 1.1.4.1  30-Mar-2001  bouyer file ydsvar.h was added on branch thorpej_scsipi on 2001-04-21 17:49:33 +0000
 1.1.2.3  08-Jan-2002  nathanw Catch up to -current.
 1.1.2.2  09-Apr-2001  nathanw Catch up with -current.
 1.1.2.1  30-Mar-2001  nathanw file ydsvar.h was added on branch nathanw_sa on 2001-04-09 01:57:15 +0000
 1.2.16.3  17-Jan-2005  skrll Sync with HEAD.
 1.2.16.2  29-Nov-2004  skrll Sync with HEAD.
 1.2.16.1  14-Nov-2004  skrll Sync with HEAD.
 1.5.10.2  03-Sep-2007  yamt sync with head.
 1.5.10.1  21-Jun-2006  yamt sync with head.
 1.6.16.1  13-Jul-2006  gdamore Merge from HEAD.
 1.6.14.1  22-Jun-2006  chap Complete a sync sys/ with head.
 1.6.8.1  26-Jun-2006  yamt sync with head.
 1.6.4.1  09-Sep-2006  rpaulo sync with head
 1.7.12.1  27-Feb-2007  ad Add MP locking for audio drivers.
 1.7.10.1  12-Mar-2007  rmind Sync with HEAD.
 1.8.36.2  28-Sep-2008  mjf Sync with HEAD.
 1.8.36.1  03-Apr-2008  mjf Sync with HEAD.
 1.9.10.1  19-Oct-2008  haad Sync with HEAD.
 1.9.8.1  18-Jul-2008  simonb Sync with head.
 1.9.6.1  18-Sep-2008  wrstuden Sync with wrstuden-revivesa-base-2.
 1.9.4.1  04-May-2009  yamt sync with head.
 1.10.30.1  19-Nov-2011  jmcneill port ad-audiomp2 branch changes to 5.99.56
todo:
- port ad-audiomp2 pcppi changes
- these drivers need to be fixed:
- emuxki
- gcscaudio
- hdafg
- uaudio
- umidi
- MD audio drivers
 1.10.28.1  17-Apr-2012  yamt sync with head
 1.10.6.1  11-Dec-2008  ad Checkpoint work in progress.
 1.11.26.1  28-Aug-2017  skrll Sync with HEAD
 1.11.8.1  03-Dec-2017  jdolecek update from HEAD
 1.12.10.1  29-Apr-2019  isaki Adapt to audio2.
 1.12.6.1  10-Jun-2019  christos Sync with HEAD

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