Commit Graph

845 Commits

Author SHA1 Message Date
cbac4b0cb6 [ALSA] Cleanup unused argument for snd_power_wait()
Removed the unused file argument of snd_power_wait().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-03-31 17:58:56 +02:00
4fa95ef639 [PATCH] sound: Remove unneeded kmalloc() return value casts
Get rid of unnessesary casts of kmalloc() return value in sound/

Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-28 09:16:09 -08:00
99ac48f54a [PATCH] mark f_ops const in the inode
Mark the f_ops members of inodes as const, as well as fix the
ripple-through this causes by places that copy this f_ops and then "do
stuff" with it.

Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-28 09:16:05 -08:00
c6077b3000 [ALSA] Fix memory leaks in error path of control.c
Modules: Control Midlevel

Fix memory leaks in error path of control.c (only with CONFIG_SND_DEBUG=y).

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-03-22 10:43:56 +01:00
e64d2e3623 [ALSA] Fix seq_clientmgr dereferences before NULL check
Modules: ALSA sequencer

cptr->pool must be non-NULL there, so just the if (cptr->pool) is
superfluous. Thanks Takashi.

Signed-off-by: Eugene Teo <eugene.teo@eugeneteo.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-03-22 10:39:23 +01:00
3a63e44420 [ALSA] sound/core/: fix 3 off-by-one errors
Modules: ALSA Core

This patch fixes three off-by-one errors found by the Coverity checker.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-03-22 10:37:31 +01:00
646494007b [ALSA] make control.c suspend aware
Modules: Control Midlevel

This patch prevents user-space apps from accessing the hardware via
control interface while the soundcard is suspended.

Signed-off-by: Giuliano Pochini <pochini@shiny.it>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-03-22 10:37:23 +01:00
b3b0abe11d [ALSA] return ENODEV for disconnected devices
Modules: ALSA Core

Add dummy functions that return -ENODEV for the struct file_operations
of a disconnected device.  Without such functions, userspace would get
ENOTTY.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
2006-03-22 10:34:24 +01:00
62c5549ee2 [ALSA] Fix sleep in atomic in virmidi driver
Modules: ALSA sequencer

 Debug: sleeping function called from invalid context at /usr/src/linux/include/linux/rwsem.h:43
 in_atomic():1, irqs_disabled():0
  [<f999d15e>] snd_seq_deliver_event+0xb4/0x1a8 [snd_seq]
  [<f999d2be>] snd_seq_kernel_client_dispatch+0x6c/0x7c [snd_seq]
  [<f93321fc>] snd_virmidi_output_trigger+0xca/0xe5 [snd_seq_virmidi]

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-03-22 10:30:58 +01:00
e661d0ddc5 [ALSA] pcm - Move PAUSE ioctl to common ioctl handler
Modules: PCM Midlevel

Moved PAUSE ioctl to the common ioctl handler.
A capture stream may issue PAUSE, too.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-03-22 10:30:48 +01:00
2ba8c15c73 [ALSA] Removed unneeded page-reserve
Modules: Memalloc module

Removed unneeded page-reservation.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-03-22 10:28:12 +01:00
ea50888d83 [ALSA] Use dma_alloc_coherent() hack on i386 only
Modules: Memalloc module

Use dma_alloc_coherent() hack on i386 only (as a valid arch).

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-03-22 10:28:06 +01:00
c82590d2b2 [ALSA] Fix mulaw -> linear conversion in OSS PCM emulation
Modules: ALSA<-OSS emulation

Fixed the missing mulaw -> linear conversion in OSS PCM emulation code.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-03-22 10:28:02 +01:00
3f72a30ccf [ALSA] snd_pcm_format_name() is no longer exported
Modules: PCM Midlevel,USB generic driver

Because snd_pcm_format_name() function is used only for informational
purposes, it is no longer exported from the PCM midlevel to reduce
space and dependency. usbaudio module shows only numeric value for format.

Signed-off-by: Jaroslav Kysela <perex@suse.cz>
2006-03-22 10:27:05 +01:00
1a60d4c5a0 [ALSA] semaphore -> mutex (core part)
Semaphore to mutex conversion.

The conversion was generated via scripts, and the result was validated
automatically via a script as well.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-03-22 10:24:50 +01:00
0534ab4279 [ALSA] Clean up pcm-oss plugins
Modules: ALSA<-OSS emulation

Clean up pcm-oss plugin codes.
Removed dead codes, and simplified route/rate plugins.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-03-22 10:23:20 +01:00
9d83911ac0 [ALSA] Fix a typo
Modules: ALSA<-OSS emulation

Fixed a typo.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-03-22 10:23:16 +01:00
21a3479a0b [ALSA] PCM midlevel & PCM OSS - make procfs & OSS plugin code optional
Modules: ALSA Core,PCM Midlevel,ALSA<-OSS emulation,USB generic driver

1) The verbose procfs code for the PCM midlevel and usb audio
   can be removed now (more patches will follow).
   CONFIG_SND_VERBOSE_PROCFS
2) The PCM OSS plugin system can be also compiled optionaly.
   CONFIG_SND_PCM_OSS_PLUGINS

Signed-off-by: Jaroslav Kysela <perex@suse.cz>
2006-03-22 10:23:12 +01:00
2fbf182ed0 [PATCH] alsa: fix error paths in snd_ctl_elem_add()
Fix bugs in error paths of snd_ctl_elem_add()
 - NULL reference
 - double free (already freed in snd_ctl_add())

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Cc: Jaroslav Kysela <perex@suse.cz>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-06 18:40:44 -08:00
aa657ca924 [PATCH] Fix snd-usb-audio in 32-bit compat environment
I'm getting oopses with snd-usb-audio in 32-bit compat environments:
control_compat.c:get_ctl_type() doesn't initialize 'info', so
'itemlist[uinfo->value.enumerated.item]' in
usbmixer.c:mixer_ctl_selector_info() might access random memory (The 'if
((int)uinfo->value.enumerated.item >= cval->max)' doesn't fix all problems
because of the unsigned -> signed conversion.)

Signed-off-by: Juergen Kreileder <jk@blackdown.de>
Cc: Jaroslav Kysela <perex@suse.cz>
Acked-by: Takashi Iwai <tiwai@suse.de>
Cc: Greg KH <greg@kroah.com>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-02-20 20:00:10 -08:00
d99e98891c [ALSA] Remove BKL from sound/core/info.c
Modules: ALSA Core

Remove BKL from sound/core/info.c

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-01-22 16:23:57 +01:00
1b1dcc1b57 [PATCH] mutex subsystem, semaphore to mutex: VFS, ->i_sem
This patch converts the inode semaphore to a mutex. I have tested it on
XFS and compiled as much as one can consider on an ia64. Anyway your
luck with it might be different.

Modified-by: Ingo Molnar <mingo@elte.hu>

(finished the conversion)

Signed-off-by: Jes Sorensen <jes@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2006-01-09 15:59:24 -08:00
3e23c65883 [ALSA] Revert the nested-device patch
Modules: ALSA Core

Revert the nested-device patch to keep the compatibility with the
current HAL configuration.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-01-04 10:13:48 +01:00
aa1e77e691 [ALSA] seq: reorganize sequencer client numbers
Modules: ALSA sequencer

Reduce the maximum possible number of global clients to 16 to make
more numbers available for card clients, and allow dynamically allocated
card client numbers to share the same range as application client
numbers to make sure that all 32 cards can be used at the same time.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
2006-01-03 12:30:50 +01:00
7b6d92451a [ALSA] seq: set client name in snd_seq_create_kernel_client()
All users of snd_seq_create_kernel_client() have to set the client name
anyway, so we can just pass the name as parameter.  This relieves us
from having to muck around with a struct snd_seq_client_info in these
cases.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
2006-01-03 12:30:49 +01:00
83e8ad6984 [ALSA] seq: remove struct snd_seq_client_callback
The fields of struct snd_seq_client_callback either aren't used or are
always set to the same value, so we can get rid of it altogether.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
2006-01-03 12:30:47 +01:00
255bd169ab [ALSA] seq: remove superfluous fields
Modules: ALSA sequencer

None of the fields of struct snd_seq_kernel_client was actually used, so
remove them.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
2006-01-03 12:30:45 +01:00
235475cb77 [ALSA] pcm - Fix wrong asserts
Modules: PCM Midlevel

Fixed wrong or supreflous snd_assert()'s.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-01-03 12:30:41 +01:00
416c1079d3 [ALSA] Nest sound devices
Modules: ALSA Core

Make the control device parent of all other ALSA devices of a card.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
2006-01-03 12:30:36 +01:00
59d4858250 [ALSA] pcm - Make the support of old API selectable
Modules: ALSA Core,PCM Midlevel

Make the support of old API selectable via config option.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-01-03 12:30:10 +01:00
04f141a880 [ALSA] Optimize for config without PROC_FS (seq and oss parts)
Modules: ALSA<-OSS emulation,ALSA sequencer,ALSA<-OSS sequencer

Optimize the code when compiled without CONFIG_PROC_FS (in seq and oss
emulation parts).

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-01-03 12:30:05 +01:00
e28563cceb [ALSA] Optimize for config without PROC_FS
Modules: HWDEP Midlevel,ALSA Core,PCM Midlevel,Timer Midlevel

Optimize the code when compiled without CONFIG_PROC_FS.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-01-03 12:30:02 +01:00
18612048b3 [ALSA] sound/: possible cleanups
Modules: RawMidi Midlevel,HDA generic driver

This patch contains the following possible cleanups:
- pci/hda/hda_proc.c should #include 'hda_local.h' for including the
  prototype of it's global function snd_hda_codec_proc_new()
- core/rawmidi.c: make the needlessly global and EXPORT_SYMBOL'ed
  function snd_rawmidi_info() static

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-01-03 12:29:40 +01:00
9a1a2a1d4e [ALSA] Fix a missing include
Modules: ALSA Core

Fix missing include <linux/device.h>

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-01-03 12:29:38 +01:00
1b98ea4791 [ALSA] rawmidi: adjust runtime->avail when changing output buffer size
Modules: RawMidi Midlevel

When the output buffer size is changed, runtime->avail must be
adjusted to the new size; otherwise, draining of a bigger buffer would
appear to fail because avail does not reach buffer_size.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
2006-01-03 12:29:25 +01:00
d001544ded [ALSA] dynamic minors (6/6): increase maximum number of sound cards
Modules: ALSA Core,Memalloc module,ALSA sequencer

With dynamic minor numbers, we can increase the number of sound cards.

This requires that the sequencer client numbers of some kernel drivers
are allocated dynamically, too.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
2006-01-03 12:29:21 +01:00
204bdb1b50 [ALSA] dynamic minors (5/6): reduce maximum number of MIDI devices per card
Modules: ALSA sequencer,Generic drivers

To allow increasing the maximum number of sound cards, we have to limit
the number of sequencer clients per card because client numbers are
still allocated statically.

Reducing the number of clients to four limits the number of sequencer
MIDI ports to 1024 per card.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
2006-01-03 12:29:20 +01:00
332682b1cd [ALSA] dynamic minors (4/6): dynamic minor number allocation
Modules: ALSA Core,ALSA Minor Numbers

Add an option to allocate device file minor numbers dynamically.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
2006-01-03 12:29:19 +01:00
f87135f56c [ALSA] dynamic minors (3/6): store device-specific object pointers dynamically
Instead of storing the pointers to the device-specific structures in an
array, put them into the struct snd_minor, and look them up dynamically.

This makes the device type modules independent of the minor number
encoding.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
2006-01-03 12:29:17 +01:00
6983b7240c [ALSA] dynamic minors (2/6): simplify storage of snd_minor structures
Modules: ALSA Core

Store the snd_minor structure pointers in one array instead of using a
separate list for each card.  This simplifies the mapping from device
files to minor struct by removing the need to know about the encoding
of the card number in the minor number.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
2006-01-03 12:29:15 +01:00
2af677fc88 [ALSA] dynamic minors (1/6): store device type in struct snd_minor
Instead of a comment string, store the device type in the snd_minor
structure.  This makes snd_minor more flexible, and has the nice side
effect that we don't need anymore to create a separate snd_minor
template for registering a device but can pass the file_operations
directly to snd_register_device().

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
2006-01-03 12:29:14 +01:00
a106cd3d9e [ALSA] rawmidi: protect against invalid device number in snd_rawmidi_info_select()
Modules: RawMidi Midlevel

In snd_rawmidi_info_select(), check that the device identified by the
passed device number actually exists.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
2006-01-03 12:29:12 +01:00
b32425ac93 [ALSA] Fix possible races in timer callbacks
Fix possible races in timer callbacks.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-01-03 12:29:08 +01:00
73e77ba023 [ALSA] Add error messages
Add error messages in the critial error path to be more verbose.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-01-03 12:28:58 +01:00
603bf524aa [ALSA] pcm - NULL check in snd_pcm_suspend*()
Modules: PCM Midlevel

Add NULL check in snd_pcm_suspend*() so that the caller doesn't have to do it
by itself.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-01-03 12:20:20 +01:00
a381a7a664 [ALSA] Decentralize PM control
Modules: ALSA Core,Control Midlevel,/oss/Makefile

Remove the centralized PM control in the sound core.
Each driver is responsible to get callbacks from bus/driver now.

SND_GENERIC_DRIVER is removed together with this action.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-01-03 12:20:19 +01:00
080dece346 [ALSA] Remove xxx_t typedefs: Sequencer OSS-emulation
Modules: ALSA<-OSS sequencer,ALSA sequencer

Remove xxx_t typedefs from the core sequencer OSS-emulation codes.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-01-03 12:17:57 +01:00
19ac31e82c [ALSA] Remove xxx_t typedefs: Instrument layer
Modules: Instrument layer

Remove xxx_t typedefs from the core instrument layer codes.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-01-03 12:17:54 +01:00
c7e0b5bf9f [ALSA] Remove xxx_t typedefs: Sequencer
Modules: ALSA sequencer

Remove xxx_t typedefs from the core sequencer codes.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-01-03 12:17:52 +01:00
6ac77bc180 [ALSA] Remove xxx_t typedefs: PCM OSS-emulation
Modules: ALSA<-OSS emulation

Remove xxx_t typedefs from the core PCM OSS-emulation codes.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2006-01-03 12:17:48 +01:00