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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-11 09:19:35 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-11 09:19:35 -0700
commita9c86d42599519f3d83b5f46bdab25046fe47b84 (patch)
tree9b269e3162e5cc0c1a8dfc3349303c902718a9a9 /sound/Kconfig
parenta12e4d304ce701844c639541d90df86e165d03f9 (diff)
parent1110afbe728838ac7ce973c37af9e11385dbaef9 (diff)
downloadlwn-a9c86d42599519f3d83b5f46bdab25046fe47b84.tar.gz
lwn-a9c86d42599519f3d83b5f46bdab25046fe47b84.zip
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6: (377 commits) ASoC: au1x: PSC-AC97 bugfixes ALSA: dummy - Increase MAX_PCM_SUBSTREAMS to 128 ALSA: dummy - Add debug proc file ALSA: Add const prefix to proc helper functions ALSA: Re-export snd_pcm_format_name() function ALSA: hda - Use auto model for HP laptops with ALC268 codec ALSA: cs46xx - Fix minimum period size ASoC: Fix WM835x Out4 capture enumeration ALSA: Remove unneeded ifdef from sound/core.h ALSA: Remove struct snd_monitor_file from public sound/core.h ASoC: Remove unuused hw_read_t sound: oxygen: work around MCE when changing volume ALSA: dummy - Fake buffer allocations ALSA: hda/realtek: Added support for CLEVO M540R subsystem, 6 channel + digital ASoC: fix pxa2xx-ac97.c breakage ALSA: dummy - Fix the timer calculation in systimer mode ALSA: dummy - Add more description ALSA: dummy - Better jiffies handling ALSA: dummy - Support high-res timer mode ALSA: Release v1.0.21 ...
Diffstat (limited to 'sound/Kconfig')
-rw-r--r--sound/Kconfig28
1 files changed, 28 insertions, 0 deletions
diff --git a/sound/Kconfig b/sound/Kconfig
index 1eceb85287c5..439e15c8faa3 100644
--- a/sound/Kconfig
+++ b/sound/Kconfig
@@ -32,6 +32,34 @@ config SOUND_OSS_CORE
bool
default n
+config SOUND_OSS_CORE_PRECLAIM
+ bool "Preclaim OSS device numbers"
+ depends on SOUND_OSS_CORE
+ default y
+ help
+ With this option enabled, the kernel will claim all OSS device
+ numbers if any OSS support (native or emulation) is enabled
+ whether the respective module is loaded or not and try to load the
+ appropriate module using sound-slot/service-* and char-major-*
+ module aliases when one of the device numbers is opened. With
+ this option disabled, kernel will only claim actually in-use
+ device numbers and opening a missing device will generate only the
+ standard char-major-* aliases.
+
+ The only visible difference is use of additional module aliases
+ and whether OSS sound devices appear multiple times in
+ /proc/devices. sound-slot/service-* module aliases are scheduled
+ to be removed (ie. PRECLAIM won't be available) and this option is
+ to make the transition easier. This option can be overridden
+ during boot using the kernel parameter soundcore.preclaim_oss.
+
+ Disabling this allows alternative OSS implementations.
+
+ Please read Documentation/feature-removal-schedule.txt for
+ details.
+
+ If unusre, say Y.
+
source "sound/oss/dmasound/Kconfig"
if !M68K