staging/easycap: fix build when SND is not enabled

Fix easycap build when CONFIG_SOUND is enabled but CONFIG_SND is
not enabled.

use choice construct to select between ALSA and OSS API binding

drivers/built-in.o: In function `easycap_usb_disconnect':
easycap_main.c:(.text+0x2aba20): undefined reference to `snd_card_free'
drivers/built-in.o: In function `easycap_alsa_probe':
(.text+0x2b784b): undefined reference to `snd_card_create'
drivers/built-in.o: In function `easycap_alsa_probe':
(.text+0x2b78fb): undefined reference to `snd_pcm_new'
drivers/built-in.o: In function `easycap_alsa_probe':
(.text+0x2b7916): undefined reference to `snd_pcm_set_ops'
drivers/built-in.o: In function `easycap_alsa_probe':
(.text+0x2b795b): undefined reference to `snd_card_register'
drivers/built-in.o: In function `easycap_alsa_probe':
(.text+0x2b79d8): undefined reference to `snd_card_free'
drivers/built-in.o: In function `easycap_alsa_probe':
(.text+0x2b7a78): undefined reference to `snd_card_free'
drivers/built-in.o: In function `easycap_alsa_complete':
(.text+0x2b7e68): undefined reference to `snd_pcm_period_elapsed'
drivers/built-in.o:(.data+0x2cae8): undefined reference to `snd_pcm_lib_ioctl'

Reported-by: Randy Dunlap <randy.dunlap@oracle.com>
Cc: R.M. Thomas <rmthomas@sciolus.org>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Acked-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Tomas Winkler 2011-02-07 09:41:47 +02:00 committed by Greg Kroah-Hartman
parent d936435f20
commit 66681fb74e

View File

@ -1,6 +1,6 @@
config EASYCAP
tristate "EasyCAP USB ID 05e1:0408 support"
depends on USB && VIDEO_DEV && SOUND
depends on USB && VIDEO_DEV && (SND || SOUND_OSS_CORE)
---help---
This is an integrated audio/video driver for EasyCAP cards with
@ -15,9 +15,25 @@ config EASYCAP
To compile this driver as a module, choose M here: the
module will be called easycap
choice
prompt "Sound Interface"
depends on EASYCAP
default EASYCAP_SND
---help---
config EASYCAP_SND
bool "ALSA"
depends on SND
select SND_PCM
---help---
Say 'Y' if you want to use ALSA interface
This will disable Open Sound System (OSS) binding.
config EASYCAP_OSS
bool "OSS (DEPRECATED)"
depends on EASYCAP && SOUND_OSS_CORE
depends on SOUND_OSS_CORE
---help---
Say 'Y' if you prefer Open Sound System (OSS) interface
@ -26,6 +42,7 @@ config EASYCAP_OSS
Once binding to ALSA interface will be stable this option will be
removed.
endchoice
config EASYCAP_DEBUG
bool "Enable EasyCAP driver debugging"