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USB: gadget audio: select SND_PCM 

Fix USB gadget audio: select SND_PCM, like many other sound
drivers do, to fix build errors:

drivers/built-in.o: In function `f_audio_playback_work':
audio.c:(.text+0x15a3e7): undefined reference to `snd_pcm_kernel_ioctl'
audio.c:(.text+0x15a471): undefined reference to `snd_pcm_lib_write'
drivers/built-in.o: In function `_snd_pcm_hw_param_set':
audio.c:(.text+0x15aca7): undefined reference to `snd_interval_refine'
drivers/built-in.o: In function `gaudio_setup':
(.init.text+0x12adf): undefined reference to `_snd_pcm_hw_params_any'
drivers/built-in.o: In function `gaudio_setup':
(.init.text+0x12b43): undefined reference to `snd_pcm_kernel_ioctl'

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Acked-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
hifive-unleashed-5.1
Randy Dunlap 2009-07-03 13:26:57 -07:00 committed by Greg Kroah-Hartman
parent b760dac290
commit 04950737d6
1 changed files with 1 additions and 0 deletions
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drivers/usb/gadget/Kconfig
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@ -604,6 +604,7 @@ config USB_ZERO_HNPTEST
config USB_AUDIO
tristate "Audio Gadget (EXPERIMENTAL)"
depends on SND
select SND_PCM
help
Gadget Audio is compatible with USB Audio Class specification 1.0.
It will include at least one AudioControl interface, zero or more