[linux-audio-dev] configuring ALSA support in linux 2.6.11

chandrasheakhar singh cp_singh at faith.co.jp
Fri Dec 16 10:26:27 UTC 2005


Dear All,
I wanted to configure ALSA for omap 2420 (h4) in linux 2.6.11.
I found that in omap_h4_2420_defconfig the macro
related with ALSA is not there so i have added it as :
--------------------------------------------------------------------
#
# Sound
#
CONFIG_SOUND=y

#
# Advanced Linux Sound Architecture
#
CONFIG_SND=y
CONFIG_SND_TIMER=y
CONFIG_SND_PCM=y
CONFIG_SND_RAWMIDI=y
CONFIG_SND_SEQUENCER=y
# CONFIG_SND_SEQ_DUMMY is not set
CONFIG_SND_OSSEMUL=y
CONFIG_SND_MIXER_OSS=y
CONFIG_SND_PCM_OSS=y
CONFIG_SND_SEQUENCER_OSS=y
# CONFIG_SND_VERBOSE_PRINTK is not set
# CONFIG_SND_DEBUG is not set
--------------------------------------------------------

and commented the following lines
---------------------------------------------------
#
# Open Sound System
#
# CONFIG_SOUND_PRIME is not set<

------------------------------------------------------
and left as it is following macro defined.
CONFIG_SOUND_OMAP=y
CONFIG_SOUND_TSC2101 =y


After booting the kernel i can only see the following :

dev/snd/mixer
dev/snd/mixer
dev/snd/control0

but where is snd/snd which will emulate oss dsp ?????


Can you tell me where i am wrong ????

BR
chandrashekhar












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