Re: [PATCH -next] staging: most: fix aim-sound build errors

[Christian Gromm <christian.gromm@microchip.com>]

On Mon, 3 Aug 2015 11:35:47 -0700
Randy Dunlap <rdunlap@infradead.org> wrote:

> From: Randy Dunlap <rdunlap@infradead.org>
> 
> 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 <rdunlap@infradead.org>
Acked-by: Christian Gromm <christian.gromm@microchip.com> 

> Cc: Christian Gromm <christian.gromm@microchip.com>
> ---
>  drivers/staging/most/aim-sound/Kconfig |    1 +
>  1 file changed, 1 insertion(+)
> 
> --- linux-next-20150803.orig/drivers/staging/most/aim-sound/Kconfig
> +++ linux-next-20150803/drivers/staging/most/aim-sound/Kconfig
> @@ -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.
>