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68 commits

Author SHA1 Message Date
Takashi Iwai
1cd04dba82 Add perm option 
Added "perm" option to file plugin to specify the file permission.
Changed the default permission to 0600.
 2005-05-19 13:59:43 +00:00
Takashi Iwai
a6d3b9e4e0 Remove poll_ask callback 
Removed poll_ask callbacks.
poll_ask function is merged to poll_descriptors callbacks.
 2005-05-18 10:50:09 +00:00
Takashi Iwai
842b573424 Add poll_descriptors and poll_descriptors_count callbacks 
Added poll_descriptors and poll_descriptors_count callbacks for multiple
poll_fd's.
 2005-05-18 10:45:06 +00:00
Takashi Iwai
e5b91844bf Fix channel_info callbacks of hooks, file and plug plugins 
Fixed channel_info callbacks of hooks, file and plug plugins (BTS #1034).
snd_pcm_generic_channel_info_slave() is added.
 2005-04-05 15:48:01 +00:00
Clemens Ladisch
85171640fa fix the file plugin 
Call snd_pcm_file_hw_params instead of snd_pcm_generic_hw_params
to prevent a crash when the file plugin is used.
 2005-02-28 08:25:12 +00:00
Jaroslav Kysela
836987aa99 improved stream linking and plugin code cleanups 
- 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
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
bb6c4dd674 fixed warnings 2004-02-08 10:21:23 +00:00
Jaroslav Kysela
131d6610fc Fixed file plugin - mmap access was broken and revents were not handled correctly 2004-02-08 10:19:52 +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
7ecb338398 Use internal snd_pcm_forward() version... 2003-03-07 18:46:25 +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
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
c941c548f8 Moved ring buffer pointers and added a mechanism to transfer them via shm 2002-04-23 15:51:29 +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
a24b602f28 Added initial comments for PCM plugins 2002-01-16 16:42:40 +00:00
Jaroslav Kysela
3e3df2d32b Updated GNU GPL license (address). 
Changed GNU LGPL licence from 2.0 to 2.1.
 2001-12-30 09:22:54 +00:00
Jaroslav Kysela
0917ba63b0 Changed result of mmap_commit callback 
(follows description of snd_pcm_mmap_commit function).
 2001-12-08 21:02:20 +00:00
Jaroslav Kysela
c39882f602 Configuration: 
- changed snd_config_get_id function to follow semantic of other get functions
  - added snd_config_test_id
  - added runtime pointer type (not persistent)
    - added snd_config_make_pointer, snd_config_set_pointer, snd_config_get_pointer
  - added type/contents checking for callback functions
    - changed 'void *private_data' to 'snd_config_t *private_data'
  - renamed card_strtype functions to card_driver
Control:
  - fixed passing parameters to snd_ctl_async
Async handlers:
  - added public snd_async_handler_get_signo function
Documentation:
  - moved all documentation to source files
 2001-11-19 08:14:21 +00:00
Jaroslav Kysela
27472b56a6 Changes for static build. 2001-10-24 14:14:11 +00:00
Jaroslav Kysela
3c59c6b11d Added power management functions and defines. 2001-09-26 13:57:04 +00:00
Jaroslav Kysela
b45c08611c Added symbol versioning for dlsym-callbacks. 
Removed snd_config_refer_load from confmisc.c and pcm.c.
 2001-08-15 12:12:16 +00:00
Abramo Bagnara
157f47aedd New async notification API. Removed obsolete surround. Cleaning 2001-06-20 20:52:12 +00:00
Jaroslav Kysela
1e0c53a11c Added context handling for snd_config_expand. 
PCM slave configuration is now dynamic.
 2001-06-16 22:03:23 +00:00
Jaroslav Kysela
977a9a33f0 * Cleaned the alsa.conf syntax: 
- added pcm.front, pcm.rear, pcm.center_lfe blocks
* Added configuration for EMU10K1 (it's fully working one!!!)
* snd_config_redirect_load->snd_config_refer_load rename
* snd_config_search_alias code change (works also with pairs base.key)
* cleanups in the evaluate function (the function prototype has been changed)
 2001-06-15 08:47:59 +00:00
Jaroslav Kysela
bf780a25a5 Added argument handling for the slave PCMs. 
The configuration root (snd_config) can be specified for the internal routines.
The pcm_hooks code was recoded (independent code moved to control/setup.c).
Improved the pcm_multi plugin (added master configuration).
 2001-06-11 13:35:48 +00:00
Abramo Bagnara
f563268fac Fixed strdup 2001-06-06 14:19:40 +00:00
Abramo Bagnara
7f651b3071 Added hooked PCM type (one sample hook implementation will follow). Some cleaning. 2001-06-04 18:04:18 +00:00
Abramo Bagnara
6cb24e0186 Added embedded/anonymous slave PCM definition 2001-05-14 15:44:37 +00:00
Abramo Bagnara
6a3b962d06 Better PCM mmap API. Fixed pcm_multi 2001-04-13 15:40:53 +00:00
Abramo Bagnara
5b50ec848a Lot of cleanings with the help of gcc3 2001-03-29 17:50:28 +00:00
Abramo Bagnara
a275d66356 Improved .asoundrc changes 2001-03-17 16:34:43 +00:00
Abramo Bagnara
bbaeb29a74 Renamed ERR to SNDERR. Added s16 pseudo meter scope. Fixed plug hw_refine/params 2001-03-04 20:39:02 +00:00
Abramo Bagnara
a2d3434961 Completed mixer API. Improved iterators. Renamed control values struct. Rewritten simple elements implementation 2001-02-11 15:45:35 +00:00
Abramo Bagnara
66f13f6115 Splitted rawmidi streams. Removed stream constraint on config files 2001-02-07 13:30:40 +00:00
Abramo Bagnara
3e091c8822 Encapsulated conf API 2001-02-07 11:34:33 +00:00
Abramo Bagnara
8f0cb26fdf Control API encapsulation. Better names for kernel API. Simpler PCM hw_params API. Added missing const. 2001-02-06 23:48:10 +00:00
Abramo Bagnara
a83b209df2 Fixed repeated prepare call 2001-02-05 09:35:17 +00:00
Abramo Bagnara
a7561a9c7e Corrected and completed encapsulation for PCM and rawmidi. Remove SND_PCM_HW_PARAM_* and use functions. Separated rawmidi info between streams 2001-02-04 17:03:17 +00:00
Abramo Bagnara
de19407578 Removed card type from devices info. Added card number to devices info. Completed encapsulation of PCM API. Removed snd_pcm_card(). All copy functions now have the form copy(dst, src). 2001-01-31 17:26:56 +00:00
Abramo Bagnara
406587a531 Fixed partial transfer 2001-01-25 14:27:33 +00:00
Abramo Bagnara
f12a252f20 Added support for hw_free in alsa-lib 2001-01-19 13:10:50 +00:00
Abramo Bagnara
e283a3f642 Added I/O classes 2001-01-17 11:00:32 +00:00
Abramo Bagnara
aa813e1f39 Uniformed some internal names. Bug fixes 2001-01-15 15:15:24 +00:00
Abramo Bagnara
cc90e32557 New PCM model with fragment concept removal and two interrupt sources 
Renamed size_t/ssize_t to snd_pcm_sframes_t/snd_pcm_uframes_t
 2001-01-15 11:06:53 +00:00
Abramo Bagnara
c12c08be8f Cleaning and fixes 2001-01-01 15:16:10 +00:00
Abramo Bagnara
8f1b27dfb8 PCM API cleaning. silencing implementation. xfer_min removal 2000-12-29 15:00:53 +00:00