[PATCH] media: cobalt: select CONFIG_SND_PCM

From: Arnd Bergmann
Date: Fri Jan 05 2018 - 04:44:28 EST


The cobalt sound driver has a dependency on ALSA, but not
on the PCM helper code, so this can lead to an extremely
rare link error in randconfig builds:

ERROR: "snd_pcm_period_elapsed" [drivers/media/pci/cobalt/cobalt.ko] undefined!
ERROR: "_snd_pcm_stream_lock_irqsave" [drivers/media/pci/cobalt/cobalt.ko] undefined!
ERROR: "snd_pcm_hw_constraint_integer" [drivers/media/pci/cobalt/cobalt.ko] undefined!
ERROR: "snd_pcm_set_ops" [drivers/media/pci/cobalt/cobalt.ko] undefined!
ERROR: "snd_pcm_stream_unlock_irqrestore" [drivers/media/pci/cobalt/cobalt.ko] undefined!
ERROR: "snd_pcm_lib_ioctl" [drivers/media/pci/cobalt/cobalt.ko] undefined!
ERROR: "snd_pcm_new" [drivers/media/pci/cobalt/cobalt.ko] undefined!

The other audio drivers select 'SND_PCM' for this, so let's
do the same.

Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
---
drivers/media/pci/cobalt/Kconfig | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/media/pci/cobalt/Kconfig b/drivers/media/pci/cobalt/Kconfig
index 70343829a125..aa35cbc0a904 100644
--- a/drivers/media/pci/cobalt/Kconfig
+++ b/drivers/media/pci/cobalt/Kconfig
@@ -6,6 +6,7 @@ config VIDEO_COBALT
depends on SND
depends on MTD
select I2C_ALGOBIT
+ select SND_PCM
select VIDEO_ADV7604
select VIDEO_ADV7511
select VIDEO_ADV7842
--
2.9.0