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| author | Takashi Iwai <tiwai@suse.de> | 2011-07-12 17:27:46 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2011-07-12 17:31:46 +0200 |
| commit | acfa634f7e199193ec28282e82a5a6dd8edebcb7 (patch) | |
| tree | 49193fcf5bb5c21f61d1ff7d8a7e404ce4e774ad /sound/pci/hda/Kconfig | |
| parent | 30b4503378c976cf66201a1e81820519f6bd79ac (diff) | |
ALSA: hda - Add Kconfig for the default buffer size
Add a Kconfig entry to specify the default buffer size.
Distros using PulseAudio can choose a larger value here.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/hda/Kconfig')
| -rw-r--r-- | sound/pci/hda/Kconfig | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/sound/pci/hda/Kconfig b/sound/pci/hda/Kconfig index 70762fca57ee..1f1a4ae4b791 100644 --- a/sound/pci/hda/Kconfig +++ b/sound/pci/hda/Kconfig @@ -14,6 +14,19 @@ menuconfig SND_HDA_INTEL if SND_HDA_INTEL +config SND_HDA_PREALLOC_SIZE + int "Pre-allocated buffer size for HD-audio driver" + range 0 32768 + default 64 + help + Speficies the default pre-allocated buffer-size in kB for + HD-audio driver. A larger buffer (e.g. 2048) is preferred + for systems with PulseAudio. The default 64 is chosen just + from the compatibility reason. + + Note that the pre-allocation size can be changed dynamically + via a proc file (/proc/asound/card*/pcm*/sub*/prealloc), too. + config SND_HDA_HWDEP bool "Build hwdep interface for HD-audio driver" select SND_HWDEP |