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History log of /src/sys/dev/isa/aria.c
RevisionDateAuthorComments
 1.41  08-Jun-2019  isaki Clean get_props().
- Make get_props() return AUDIO_PROP_{PLAYBACK,CAPTURE} properly.
This eliminates need for audio.c to take care of such (old)
drivers which don't return both of PLAYBACK and CAPTURE.
- All get_props() doesn't need to return AUDIO_PROP_MMAP.
It is handled in the audio layer now.
 1.40  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
 1.39  16-Mar-2019  isaki branches: 1.39.2;
Use C99 style struct initializer to audio_hw_if.
 1.38  16-Mar-2019  isaki Swap wrong ordered halt_input and halt_output (since rev1.1).
But I guess that it didn't lead a big impact. Because hw_if->close
is called immediately after that in most cases.
 1.37  27-Oct-2012  chs branches: 1.37.38;
split device_t/softc for all remaining drivers.
replace "struct device *" with "device_t".
use device_xname(), device_unit(), etc.
 1.36  24-Nov-2011  jakllsch branches: 1.36.8;
Make this compile without warnings.
(No static is better than inconsistent and partial use of static.)
 1.35  24-Nov-2011  mrg put back IPL_AUDIO and splaudio(), at the request of rmind. they are
aliases and now we can easily revert audio to IPL_VM if necessary,
without having to revert the whole branch.
 1.34  23-Nov-2011  jmcneill 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.
 1.33  27-Jul-2010  jakllsch branches: 1.33.8; 1.33.10;
Allow aria(4) to compile with AUDIO_DEBUG on LP64.
 1.32  27-Oct-2009  elric branches: 1.32.2; 1.32.4;
Assign copyright to TNF on these old files.
 1.31  12-May-2009  cegger struct device * -> device_t, no functional changes intended.
 1.30  12-May-2009  cegger struct cfdata * -> cfdata_t, no functional changes intended.
 1.29  08-Apr-2008  cegger branches: 1.29.4; 1.29.16; 1.29.18;
use aprint_*_dev and device_xname
 1.28  19-Oct-2007  ad branches: 1.28.16;
machine/{bus,cpu,intr}.h -> sys/{bus,cpu,intr}.h
 1.27  16-Nov-2006  christos branches: 1.27.6; 1.27.8; 1.27.22; 1.27.24; 1.27.28;
__unused removal on arguments; approved by core.
 1.26  12-Oct-2006  christos - sprinkle __unused on function decls.
- fix a couple of unused bugs
- no more -Wno-unused for i386
 1.25  27-Aug-2006  christos branches: 1.25.2; 1.25.4;
Fix incomplete declaration.
 1.24  11-Dec-2005  christos branches: 1.24.4; 1.24.8;
merge ktrace-lwp.
 1.23  12-Jan-2005  kent branches: 1.23.10;
- make this compile
- style fixes
 1.22  10-Jan-2005  kent merge kent-audio1 branch, which introduces audio filter pipeline to the MI
audio framework


Summary of changes:

* struct audio_params
- remove sw_code, factor, factor_denom, hw_sample_rate,
hw_encoding ,hw_precision, and hw_channels. Conversion information
is conveyed by stream_filter_list_t.
- change the type of sample_rate: u_long -> u_int
- add `validbits,' which represents the valid data size in
precision bits. It is required in order to distinguish 24/32bit
from 24/24bit or 32/32bit.

* audio_hw_if
- add two parameters to set_params()
stream_filter_list_t *pfil, stream_filter_list *rfil
A HW driver should set filter recipes for requested formats
- constify audio_params parameters of trigger_output() and
trigger_input(). They represent audio formats for the hardware.
- make open() and close() optional
- add int (AUMODE_PLAY or AUMODE_RECORD) and audio_params_t parameters
to round_blocksize()

* sw_code is replaced with stream_filter_t.
stream_filer_t converts audio data in an input buffer and writes
into another output buffer unlike sw_code, which converts data in
single buffer.
converters in dev/auconv.c, dev/mulaw.c, dev/aurateconv.c,
dev/tc/bba.c, dev/ic/msm6258.c, and arch/arm/iomd/vidcaudio.c are
reimplemented as stream_filter_t

* MI audio
- audiosetinfo() builds filter pipelines from stream_filter_list_t
filled by audio_hw_if::set_params()
- audiosetinfo() returns with EINVAL if mmapped and set_params()
requests filters
- audio_write(), audio_pint(), and audio_rint() invoke a filter
pipeline.
- ioctl() for FIONREAD, AUDIO_WSEEK, AUDIO_GETIOFFS,
AUDIO_GETOOFFS, and audio_prinfo::{seek,samples} for
AUDIO_GETINFO handle values for a buffer nearest to userland.

* add `struct device *' parameter to ac97_attach()

* all of audio HW drivers follow audio_hw_if and ac97 changes
 1.21  29-Oct-2004  yamt branches: 1.21.2;
constify audio_hw_if, midi_hw_if, and radio_hw_if.
 1.20  09-Jul-2004  mycroft Clean up a little.
 1.19  22-Apr-2004  itojun sprintf -> snprintf
 1.18  03-May-2003  wiz branches: 1.18.2;
DMA, not dma nor Dma.
 1.17  06-Apr-2003  wiz Respect the law: Use A-law and mu-law as spellings as far as easily possible.
Inspired by Igor Sobrado in PR 19680.
 1.16  10-Dec-2002  thorpej Don't include <i386/isa/icu.h>
 1.15  02-Oct-2002  thorpej Fix sizeof and whitespace bug from the script I'm using to do the
CFATTACH_DECL conversion. (Grumble.)
 1.14  02-Oct-2002  thorpej Use CFATTACH_DECL().
 1.13  27-Sep-2002  thorpej Declare all cfattach structures const.
 1.12  07-Jan-2002  thorpej Overhaul of the ISA autoconfiguration code to support direct
configuration of devices logically attached to the ISA bus:

* Change the isa_attach_args to have arrays of io, mem, irq, drq
resources.
* Add a "pnpnames" and a linked list of "pnpcompatnames" to the
isa_attach_args. If either of these members are non-NULL,
direct configuration of the bus is being performed. Add an
ISA_DIRECT_CONFIG() macro to test for this.
* Drivers are not allowed to modify the isa_attach_args unless
direct configuration is not being performed and the probe fucntion
is returning success.
* Adapt device drivers -- currently, all driver probe routines return
"no match" if ISA_DIRECT_CONFIG() evaluates to true.
 1.11  13-Nov-2001  lukem add RCSID
 1.10  03-Oct-2001  augustss Add a new optional method, dev_ioctl, to the audio hardware driver interface.
It is called when an unrecognized ioctl() is performed on a device,
thus allowing ioctl()s that frob the hardware driver (like loading
microcode).
 1.9  26-Sep-2001  thorpej "aria" does not needs-flag
 1.8  28-Jun-2000  mrg branches: 1.8.2; 1.8.4; 1.8.6;
remove include of <vm/vm.h>. <vm/vm.h> -> <uvm/uvm_extern.h>
 1.7  01-Nov-1999  augustss Make little endian and big endian version of all functions
that deal with 16 bit samples. Let the drivers decide which ones
to use.
 1.6  17-Aug-1998  augustss branches: 1.6.12; 1.6.14; 1.6.16;
* Redo the way the way the MIDI driver attaches to audio devices.
* Improve the midisyn layer a little.
* Add a driver for the Yamaha OPL[23] FM synths.
The opl driver is not finished yet; it sounds pretty awful.

For some strange reason I cannot get any FM sound from my SB64 cards,
but a regular SB16 works fine.
 1.5  21-Jul-1998  mycroft Add RCS IDs.
 1.4  17-Jun-1998  augustss Remove a bunch of totally unnecessary #include <machine/pio.h>
left over from the olden days.
 1.3  09-Jun-1998  thorpej Nuke __BROKEN_INDIRECT_CONFIG.
 1.2  09-Jun-1998  thorpej Adjust for changes to the ISA DMA API.
 1.1  06-Jun-1998  augustss Add an Aria sound driver.
From "R. C. Dowdeswell" <elric@imrryr.org>.
 1.6.16.1  27-Dec-1999  wrstuden Pull up to last week's -current.
 1.6.14.1  15-Nov-1999  fvdl Sync with -current
 1.6.12.1  20-Nov-2000  bouyer Update thorpej_scsipi to -current as of a month ago
A i386 GENERIC kernel compiles without the siop, ahc and bha drivers
(will be updated later). i386 IDE/ATAPI and ncr work, as well as
sparc/esp_sbus. alpha should work as well (untested yet).
siop, ahc and bha will be updated once I've updated the branch to current
-current, as well as machine-dependant code.
 1.8.6.2  11-Oct-2001  fvdl Catch up with -current. Fix some bogons in the sparc64 kbd/ms
attach code. cd18xx conversion provided by mrg.
 1.8.6.1  01-Oct-2001  fvdl Catch up with -current.
 1.8.4.2  10-Oct-2002  jdolecek sync kqueue with -current; this includes merge of gehenna-devsw branch,
merge of i386 MP branch, and part of autoconf rototil work
 1.8.4.1  10-Jan-2002  thorpej Sync kqueue branch with -current.
 1.8.2.6  11-Dec-2002  thorpej Sync with HEAD.
 1.8.2.5  18-Oct-2002  nathanw Catch up to -current.
 1.8.2.4  28-Feb-2002  nathanw Catch up to -current.
 1.8.2.3  11-Jan-2002  nathanw More catchup.
 1.8.2.2  14-Nov-2001  nathanw Catch up to -current.
 1.8.2.1  08-Oct-2001  nathanw Catch up to -current.
 1.18.2.5  17-Jan-2005  skrll Sync with HEAD.
 1.18.2.4  02-Nov-2004  skrll Sync with HEAD.
 1.18.2.3  21-Sep-2004  skrll Fix the sync with head I botched.
 1.18.2.2  18-Sep-2004  skrll Sync with HEAD.
 1.18.2.1  03-Aug-2004  skrll Sync with HEAD
 1.21.2.2  09-Jan-2005  kent audio_hw_if change
* make open() and close() optional
* add int (AUMODE_PLAY or AUMODE_RECORD) and audio_params_t parameters
to round_blocksize()
 1.21.2.1  03-Jan-2005  kent * adopt the filter pipeline framework

* ic/ad1848.c, isa/ess.c, isa/sbdsp.c
remove direct call of set_params() for the default encoding.
It should be called by the MI audio framework.
 1.23.10.2  27-Oct-2007  yamt sync with head.
 1.23.10.1  30-Dec-2006  yamt sync with head.
 1.24.8.1  03-Sep-2006  yamt sync with head.
 1.24.4.1  09-Sep-2006  rpaulo sync with head
 1.25.4.2  10-Dec-2006  yamt sync with head.
 1.25.4.1  22-Oct-2006  yamt sync with head
 1.25.2.1  18-Nov-2006  ad Sync with head.
 1.27.28.1  25-Oct-2007  bouyer Sync with HEAD.
 1.27.24.1  06-Nov-2007  matt sync with HEAD
 1.27.22.1  26-Oct-2007  joerg Sync with HEAD.

Follow the merge of pmap.c on i386 and amd64 and move
pmap_init_tmp_pgtbl into arch/x86/x86/pmap.c. Modify the ACPI wakeup
code to restore CR4 before jumping back into kernel space as the large
page option might cover that.
 1.27.8.1  23-Oct-2007  ad Sync with head.
 1.27.6.1  27-Feb-2007  ad Add MP locking for audio drivers.
 1.28.16.1  02-Jun-2008  mjf Sync with HEAD.
 1.29.18.1  13-May-2009  jym Sync with HEAD.

Commit is split, to avoid a "too many arguments" protocol error.
 1.29.16.2  12-Dec-2008  ad Checkpoint work in progress.
 1.29.16.1  11-Dec-2008  ad Checkpoint work in progress.
 1.29.4.3  11-Aug-2010  yamt sync with head.
 1.29.4.2  11-Mar-2010  yamt sync with head
 1.29.4.1  16-May-2009  yamt sync with head
 1.32.4.1  05-Mar-2011  rmind sync with head
 1.32.2.1  17-Aug-2010  uebayasi Sync with HEAD.
 1.33.10.2  22-Nov-2011  jmcneill get rid of unused 'powerstate' callback in audio_hw_if
 1.33.10.1  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
 1.33.8.2  30-Oct-2012  yamt sync with head
 1.33.8.1  17-Apr-2012  yamt sync with head
 1.36.8.1  20-Nov-2012  tls Resync to 2012-11-19 00:00:00 UTC
 1.37.38.1  10-Jun-2019  christos Sync with HEAD
 1.39.2.2  04-May-2019  isaki Move dev/audio_if.h -> dev/audio/audio_if.h
 1.39.2.1  21-Apr-2019  isaki Adapt to audio2.
- Drop FULLDUPLEX property. The driver doesn't seem to be written
as full duplex.

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