staging: most: fix aim-sound build errors

From: Randy Dunlap <[email protected]>

Fix build errors: driver uses snd_pcm*() interfaces, so select SND_PCM.

drivers/built-in.o: In function `audio_rx_completion':
sound.c:(.text+0x3cd376): undefined reference to snd_pcm_period_elapsed' drivers/built-in.o: In function pcm_prepare':
sound.c:(.text+0x3cd3b0): undefined reference to snd_pcm_format_physical_width' sound.c:(.text+0x3cd3ce): undefined reference to snd_pcm_format_big_endian' sound.c:(.text+0x3cd42c): undefined reference to snd_pcm_format_big_endian' drivers/built-in.o: In function pcm_hw_free':
sound.c:(.text+0x3cd50a): undefined reference to snd_pcm_lib_free_vmalloc_buffer' drivers/built-in.o: In function pcm_hw_params':
sound.c:(.text+0x3cd54c): undefined reference to _snd_pcm_lib_alloc_vmalloc_buffer' drivers/built-in.o: In function playback_thread':
sound.c:(.text+0x3cd6a0): undefined reference to snd_pcm_period_elapsed' drivers/built-in.o: In function audio_probe_channel':
sound.c:(.text+0x3cdc0b): undefined reference to snd_pcm_new' sound.c:(.text+0x3cdc2b): undefined reference to snd_pcm_set_ops' drivers/built-in.o:(.data+0x952d0): undefined reference to snd_pcm_lib_ioctl' drivers/built-in.o:(.data+0x95318): undefined reference to snd_pcm_lib_get_vmalloc_page'

Signed-off-by Randy Dunlap <[email protected]>

Cc Christian Gromm <[email protected]>

---
 drivers/staging/most/aim-sound/Kconfig |    1 +
 1 file changed, 1 insertion(+)

drivers/staging/most/aim-sound/Kconfig +1 -0

@@ -5,6 +5,7 @@
 config AIM_SOUND
 	tristate "ALSA AIM"
 	depends on SND
+	select SND_PCM
 	---help---
 	  Say Y here if you want to commumicate via ALSA/sound devices.