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History log of /src/sys/modules/spkr
RevisionDateAuthorComments
 1.9 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
 1.8 17-Feb-2019  rin branches: 1.8.2;
Bump default value of WARNS for modules from 3 to 5, and
explicitly set WARNS for modules that fail with WARNS=5.

Also, turn on -Wno-missing-noreturn for clang for some files.

At the moment, among ~ 360 modules,
- 2 (lua and zfs) need WARNS=0
- 1 (solaris) needs WARNS=1
- 136 need WARNS=3 (mostly due to sign-compare)
- 4 need WARNS=4
- others can be compiled with WARNS=5

Discussed on tech-kern.
 1.7 11-Jun-2017  pgoyette branches: 1.7.4; 1.7.8;
Define the NWSMUX symbol for the spkr module (for modules, we cannot
use the wsmux.h file created by the needs-flag in sys/conf/files)
 1.6 15-Dec-2016  pgoyette Create a single combined module for spkr_pcppi and spkr_audio, and
build it for all architectures.

By doing this, we can handle pcppi, audio, or both attachments with
non-built-in modules.

XXX Still to do: the module currently cannot be unloaded, and the
XXX spkr device(s) currently cannot be detached. (Really, two
XXX sides of the same problem.)
 1.5 09-Dec-2016  christos sync with latest. this should either be called spkr_pcppi or made to work
with both busses.
 1.4 09-Dec-2016  christos Add spkr_pcppi.c
 1.3 08-Dec-2016  nat Revert to previous. Add PCPPISPEAKER flag to fix build.
 1.2 08-Dec-2016  nat Fix building of the spkr module. The module now is the synthesized speaker.
Reported by joerg@
 1.1 17-May-2015  pgoyette branches: 1.1.2; 1.1.4;
Add the spkr module to the build.
 1.1.4.1 07-Jan-2017  pgoyette Sync with HEAD. (Note that most of these changes are simply $NetBSD$
tag issues.)
 1.1.2.4 28-Aug-2017  skrll Sync with HEAD
 1.1.2.3 05-Feb-2017  skrll Sync with HEAD
 1.1.2.2 06-Jun-2015  skrll Sync with HEAD
 1.1.2.1 17-May-2015  skrll file Makefile was added on branch nick-nhusb on 2015-06-06 14:40:24 +0000
 1.7.8.1 10-Jun-2019  christos Sync with HEAD
 1.7.4.2 03-Dec-2017  jdolecek update from HEAD
 1.7.4.1 11-Jun-2017  jdolecek file Makefile was added on branch tls-maxphys on 2017-12-03 11:38:59 +0000
 1.8.2.2 08-May-2019  isaki Add WARNS flag. (It was left at my local in previous commit..)
 1.8.2.1 07-May-2019  isaki Fix paths and flags.
- aurateconv is gone. mulaw is a part of audio inseparably.
 1.4 15-Dec-2016  pgoyette branches: 1.4.14;
Create a single combined module for spkr_pcppi and spkr_audio, and
build it for all architectures.

By doing this, we can handle pcppi, audio, or both attachments with
non-built-in modules.

XXX Still to do: the module currently cannot be unloaded, and the
XXX spkr device(s) currently cannot be detached. (Really, two
XXX sides of the same problem.)
 1.3 08-Dec-2016  nat Revert to previous. Add PCPPISPEAKER flag to fix build.
 1.2 08-Dec-2016  nat Fix building of the spkr module. The module now is the synthesized speaker.
Reported by joerg@
 1.1 17-May-2015  pgoyette branches: 1.1.2; 1.1.4;
Add the spkr module to the build.
 1.1.4.1 07-Jan-2017  pgoyette Sync with HEAD. (Note that most of these changes are simply $NetBSD$
tag issues.)
 1.1.2.3 05-Feb-2017  skrll Sync with HEAD
 1.1.2.2 06-Jun-2015  skrll Sync with HEAD
 1.1.2.1 17-May-2015  skrll file spkr.ioconf was added on branch nick-nhusb on 2015-06-06 14:40:24 +0000
 1.4.14.2 03-Dec-2017  jdolecek update from HEAD
 1.4.14.1 15-Dec-2016  jdolecek file spkr.ioconf was added on branch tls-maxphys on 2017-12-03 11:38:59 +0000

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