Takashi Iwai
77c925a71f
Add resmgr support
...
Added the support for resmgr. A new configure option --with-resmgr is added
to enable the resmgr support.
2005-01-26 10:50:28 +00:00
Jaroslav Kysela
a5831c7300
The stream linking problem for pcm_multi.c should be fixed now
...
- extended link_fd callback
- added snd_pcm_generic_link2()
- added _snd_pcm_link_descriptors()
2005-01-20 18:37:13 +00:00
Jaroslav Kysela
836987aa99
improved stream linking and plugin code cleanups
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- added link/unlink/link_fd fast_ops callbacks
- moved code from snd_pcm_link to pcm_hw.c
- moved "empty" routines pointing to slave to pcm_generic.c
- introduced snd_pcm_generic_t
2005-01-20 15:07:51 +00:00
Takashi Iwai
2b54677fdb
Change error message handling
...
Change the handling of non-fatal errors. Now the non-fatal error
messages are not shown in stderr and no assert() as default. The
behavior can be changed with LIBASOUND_DEBUG environment variable.
2004-12-21 14:11:00 +00:00
Jaroslav Kysela
457b8777ab
fix for capture for case when status/control structures are not mmaped
2004-11-16 16:03:01 +00:00
Jaroslav Kysela
6987a8555c
appl_ptr sync fix when status/control structures are not mmaped
...
The prepare and reset ioctls can modify appl_ptr, thus the user space
must take modified appl_ptr from driver.
2004-11-16 15:05:49 +00:00
Jaroslav Kysela
090fa69b51
Added check_std_error to avoid extra verbosity
2004-09-28 10:54:05 +00:00
Jaroslav Kysela
509e30494f
compilation fix
2004-05-24 18:44:04 +00:00
Jaroslav Kysela
eafb492512
- added SYNC_PTR ioctl support for pcm_hw plugin
2004-05-22 10:14:32 +00:00
Takashi Iwai
494f3e66e4
fixed the handling of EINTR in read/write.
...
EINTR can be returned during ACPI suspend/resume.
2004-04-15 12:22:26 +00:00
Jaroslav Kysela
7c201b510a
- added poll_ask callback to mangle avail_min (rate_plugin as example)
...
- added mangling of avail_min to rate_plugin
- added poll_fd_count variable
- FIXME: move poll_revents callback to fast_ops
2004-03-17 11:48:14 +00:00
Jaroslav Kysela
0acc42d0d7
VERSION_MAX == 2.0.5
2004-03-05 08:05:21 +00:00
Jaroslav Kysela
62ad89e954
Fixed warning
2004-02-01 19:23:41 +00:00
Takashi Iwai
7716fd1e3d
fixes by Art Haas <ahaas@airmail.net>:
...
rewritten with C99 struct initialization style.
2003-07-25 17:02:00 +00:00
Jaroslav Kysela
68f5980103
Fixed fcntl() call
2003-05-04 20:07:30 +00:00
Jaroslav Kysela
573f85dc1d
- added shm area manager code
...
- fixed parsing of period_size/buffer_size options for dmix, dsnoop and
dshare plugins
2003-04-23 12:41:55 +00:00
Jaroslav Kysela
2459a6d1d1
Fixed tstamps for newer driver
2003-03-01 20:32:02 +00:00
Jaroslav Kysela
cf9e518d51
Timestamp update (struct timeval -> struct timespec).
2003-02-28 17:23:28 +00:00
Jaroslav Kysela
2950dbf725
A try to fix the errno mess
2003-02-23 20:00:07 +00:00
Jaroslav Kysela
0c72d7555a
Use FORWARD ioctl
2003-02-23 19:48:08 +00:00
Jaroslav Kysela
7b09000813
Removed snd_pcm_hwdiff() function
2003-02-22 17:53:01 +00:00
Jaroslav Kysela
2dab1dfbc3
Removed snd_pcm_hwptr().
...
Added snd_pcm_hwdiff() and snd_pcm_forward().
Returned the behaviour for snd_pcm_mmap_begin().
2003-02-22 17:19:02 +00:00
Jaroslav Kysela
fbd99fdec0
Added snd_pcm_hwptr() and enhanced snd_pcm_mmap_begin() for no xrun mode.
2003-02-22 10:19:53 +00:00
Jaroslav Kysela
af89cefd99
More changes for dmix plugin:
...
- added poll_events to main pcm structure
- added poll_revents callback to pcm->ops structure
- fixed snd_pcm_wait() - call revents function and enhanced
error code reporting
DMIX plugin:
- more complete code (works at least for one instance)
- still no "mix" code (it's silent)
2003-02-11 18:14:43 +00:00
Jaroslav Kysela
c7d58f398e
Added rmask/cmask handling in refine
2003-02-08 09:26:43 +00:00
Jaroslav Kysela
073dff1ba1
Commented out FD_CLOEXEC fcntl() calls
2003-02-05 11:00:16 +00:00
Jaroslav Kysela
d4c27edb1c
Fixed error paths in open
2003-02-04 16:40:47 +00:00
Takashi Iwai
176d858909
fixed typo.
2003-02-04 15:59:25 +00:00
Jaroslav Kysela
e5b227961e
Splitted code to snd_pcm_hw_open_fd() function and added handling for FD_CLOEXEC flag
2003-02-04 13:33:44 +00:00
Jaroslav Kysela
8205a95376
Replaced snd_pcm_avail() with snd_pcm_hwsync()
2002-10-12 11:49:53 +00:00
Jaroslav Kysela
e859cf2644
Implemented snd_pcm_avail() function.
...
More documentation updates for snd_pcm_avail_update() and snd_pcm_delay().
Updated behaviour of read/write functions (wait when buffer is full) to
follow kernel.
2002-10-11 18:39:24 +00:00
Jaroslav Kysela
7f3942d827
Reverted back the PCM API.
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New snd_pcm_hw_params_* functions are available only explicitly when
ALSA_PCM_NEW_HW_PARAMS_API is defined.
Updated documentation and test code to new API.
2002-09-19 16:12:13 +00:00
Jaroslav Kysela
b9343e0834
- unified snd_pcm_hw_params_* functions
...
- added backward compatibility for older non-compatible functions
- added --with-compat-rc3 to configure script to build library
backwards compatible with 0.9.0rc3
- added symbol versioning like libc.so.6
- ALSA_0.9 - alsa base
- ALSA_0.9.0rc4 - first set of new functions (snd_pcm_hw_params_*)
2002-09-17 12:33:05 +00:00
Jaroslav Kysela
677b0f60d6
Added snd_pcm_hw_params_get_min_align; changed get_format, get_subformat and get_access function to return not mixed error and return value
2002-09-09 19:47:50 +00:00
Jaroslav Kysela
16b3bf447c
Enhanced bitmasks in PCM - added support for more formats by Takashi and me
2002-06-26 02:04:11 +00:00
Jaroslav Kysela
7fbb1a3071
Removed dummy code
2002-06-10 11:16:58 +00:00
Takashi Iwai
54ae06305d
don't recheck MMAP_XXX masks (in mmap_emulation mode only).
2002-04-30 12:40:11 +00:00
Jaroslav Kysela
c941c548f8
Moved ring buffer pointers and added a mechanism to transfer them via shm
2002-04-23 15:51:29 +00:00
Jaroslav Kysela
89d3f1d82f
Added debug printf
2002-03-11 13:18:46 +00:00
Jaroslav Kysela
63fc0363c4
Added ommited break
2002-02-22 07:51:43 +00:00
Jaroslav Kysela
e128bf856e
Cleaned the mmap_commit implementations in plugins.
...
Added undo callbacks for snd_pcm_plugin based plugins.
- helpers when mmap_commit proceed only a partial transfer
Fixes to avail_update implementation in pcm_hw.c.
2002-02-21 15:01:34 +00:00
Jaroslav Kysela
9b0eebbcb7
Added a call to XRUN ioctl to update correctly PCM state
2002-02-21 08:45:19 +00:00
Jaroslav Kysela
20bfec221e
Fixed XRUN detection condition in avail() callback
2002-02-21 08:14:44 +00:00
Jaroslav Kysela
2cc79806a2
Added description of shm, null and rate plugins
2002-01-22 14:27:25 +00:00
Jaroslav Kysela
6ead410b11
Added description of copy, linear, lfloat and mulaw PCM plugins
2002-01-13 11:11:42 +00:00
Jaroslav Kysela
8c1887d7af
Moved some prototypes from src/pcm/pcm_plugin.h to include/pcm_plugin.h.
...
Merged src/pcm/atomic.h to include/iatomic.h.
Added initial description of hw and hooks plugins.
2002-01-12 10:52:42 +00:00
Jaroslav Kysela
3e3df2d32b
Updated GNU GPL license (address).
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Changed GNU LGPL licence from 2.0 to 2.1.
2001-12-30 09:22:54 +00:00
Jaroslav Kysela
49cadfbb16
Added mmap emulation mode
2001-12-11 15:07:10 +00:00
Jaroslav Kysela
484c05ec36
Improved mmap emulation over write/read
2001-12-08 21:00:21 +00:00
Jaroslav Kysela
f830a77334
Added debug code
2001-11-24 11:32:42 +00:00