diff options
| author | Amit Pundir <amit.pundir@linaro.org> | 2015-08-17 14:33:30 +0530 |
|---|---|---|
| committer | Amit Pundir <amit.pundir@linaro.org> | 2015-09-10 22:07:26 +0530 |
| commit | 7b377487a28c096d2294d37f85d0679150091823 (patch) | |
| tree | f05d97017c2248842c65546328e81229bb520dd4 | |
| parent | 2729973c2c520e22c19590318cb6af6cd27d0c95 (diff) | |
usb: gadget: audio_source function depends on SND_PCM
Select f_audio_source usb function only if SND_PCM is
enabled otherwise we run into following build error:
-------------------------------
LD init/built-in.o
drivers/built-in.o: In function `audio_data_complete':
drivers/usb/gadget/function/f_audio_source.c:458: undefined reference to `snd_pcm_period_elapsed'
drivers/built-in.o: In function `audio_pcm_hw_free':
drivers/usb/gadget/function/f_audio_source.c:770: undefined reference to `snd_pcm_lib_free_vmalloc_buffer'
drivers/built-in.o: In function `snd_pcm_lib_alloc_vmalloc_buffer':
include/sound/pcm.h:1180: undefined reference to `_snd_pcm_lib_alloc_vmalloc_buffer'
drivers/built-in.o: In function `audio_pcm_open':
drivers/usb/gadget/function/f_audio_source.c:734: undefined reference to `snd_pcm_limit_hw_rates'
drivers/built-in.o: In function `audio_source_alloc_inst':
drivers/usb/gadget/function/f_audio_source.c:1011: undefined reference to `create_function_device'
drivers/built-in.o: In function `snd_card_setup':
drivers/usb/gadget/function/f_audio_source.c:888: undefined reference to `snd_pcm_new'
drivers/usb/gadget/function/f_audio_source.c:898: undefined reference to `snd_pcm_set_ops'
drivers/usb/gadget/function/f_audio_source.c:899: undefined reference to `snd_pcm_lib_preallocate_pages_for_all'
drivers/built-in.o:(.data+0x20ca8): undefined reference to `snd_pcm_lib_ioctl'
make: *** [vmlinux] Error 1
-------------------------------
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
| -rw-r--r-- | drivers/usb/gadget/Kconfig | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig index 2d9ee85903e0..23814ec22401 100644 --- a/drivers/usb/gadget/Kconfig +++ b/drivers/usb/gadget/Kconfig @@ -401,6 +401,7 @@ config USB_CONFIGFS_F_ACC config USB_CONFIGFS_F_AUDIO_SRC boolean "Audio Source gadget" depends on USB_CONFIGFS && USB_CONFIGFS_F_ACC + depends on SND_PCM select USB_F_AUDIO_SRC help USB gadget Audio Source support |