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author | David S. Miller <davem@davemloft.net> | 2020-04-25 19:24:42 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2020-04-25 20:18:53 -0700 |
commit | d483389678f9e03d53f226641ea39679debcbc81 (patch) | |
tree | e33c9e59627e806ef97be9ef66c48afb1e4ab393 /sound/hda/Kconfig | |
parent | 6033cebdfff9b10192eb254e8cc60fedd595ea7f (diff) | |
parent | b2768df24ec400dd4f7fa79542f797e904812053 (diff) | |
download | lwn-d483389678f9e03d53f226641ea39679debcbc81.tar.gz lwn-d483389678f9e03d53f226641ea39679debcbc81.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Simple overlapping changes to linux/vermagic.h
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'sound/hda/Kconfig')
-rw-r--r-- | sound/hda/Kconfig | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/sound/hda/Kconfig b/sound/hda/Kconfig index 4ca6b09056f3..3bc9224d5e4f 100644 --- a/sound/hda/Kconfig +++ b/sound/hda/Kconfig @@ -21,16 +21,17 @@ config SND_HDA_EXT_CORE select SND_HDA_CORE config SND_HDA_PREALLOC_SIZE - int "Pre-allocated buffer size for HD-audio driver" if !SND_DMA_SGBUF + int "Pre-allocated buffer size for HD-audio driver" range 0 32768 - default 0 if SND_DMA_SGBUF + default 2048 if SND_DMA_SGBUF default 64 if !SND_DMA_SGBUF help Specifies the default pre-allocated buffer-size in kB for the HD-audio driver. A larger buffer (e.g. 2048) is preferred for systems using PulseAudio. The default 64 is chosen just for compatibility reasons. - On x86 systems, the default is zero as we need no preallocation. + On x86 systems, the default is 2048 as a reasonable value for + most of modern systems. Note that the pre-allocation size can be changed dynamically via a proc file (/proc/asound/card*/pcm*/sub*/prealloc), too. |