Title: [6964] branches/2009R1/sound/soc/blackfin/Kconfig: task[#2424]add mmap option information for oss-based applications
- Revision
- 6964
- Author
- cliff
- Date
- 2009-07-10 05:34:32 -0500 (Fri, 10 Jul 2009)
Log Message
task[#2424]add mmap option information for oss-based applications
Modified Paths
Diff
Modified: branches/2009R1/sound/soc/blackfin/Kconfig (6963 => 6964)
--- branches/2009R1/sound/soc/blackfin/Kconfig 2009-07-10 10:20:03 UTC (rev 6963)
+++ branches/2009R1/sound/soc/blackfin/Kconfig 2009-07-10 10:34:32 UTC (rev 6964)
@@ -51,9 +51,14 @@
depends on SND_BF5XX_AC97
default y
help
- Say y if you want AC97 driver to support mmap mode.
+ Say y if you want AC97 driver to support mmap mode
We introduce an intermediate buffer to simulate mmap.
+ Note:
+ if you want to run oss-based applications,this option
+ should not be selected,for the slow copy memory job
+ may cause underrun.
+
config SND_BF5XX_MULTICHAN_SUPPORT
bool "Enable Multichannel Support"
depends on SND_BF5XX_AC97
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