V4L/DVB (3200): Fix saa7134 ALSA/OSS collisions

- When ALSA or OSS are loaded, check if the other is present
Fixed hotplug notifiers cleanup on module removal
- The saa7134 DMA sound modules now have their own Kconfig entries, and
if built statically enforce exclusivity
- SND_PCM_OSS isn't necessary for the OSS driver

Signed-off-by: Ricardo Cerqueira <v4l@cerqueira.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>

1 files changed, 24 insertions, 2 deletions

diff --git a/drivers/media/video/saa7134/Kconfig b/drivers/media/video/saa7134/Kconfig
index c512c4411b38..c0f604a6fe42 100644
--- a/drivers/media/video/saa7134/Kconfig
+++ b/drivers/media/video/saa7134/Kconfig
@@ -1,11 +1,10 @@
 config VIDEO_SAA7134
         tristate "Philips SAA7134 support"
-        depends on VIDEO_DEV && PCI && I2C && SOUND && SND
+        depends on VIDEO_DEV && PCI && I2C
         select VIDEO_BUF
         select VIDEO_IR
         select VIDEO_TUNER
         select CRC32
-        select SND_PCM_OSS
         ---help---
           This is a video4linux driver for Philips SAA713x based
           TV cards.
@@ -13,6 +12,29 @@ config VIDEO_SAA7134
           To compile this driver as a module, choose M here: the
           module will be called saa7134.
 
+config VIDEO_SAA7134_ALSA
+        tristate "Philips SAA7134 DMA audio support"
+        depends on VIDEO_SAA7134 && SOUND && SND && (!VIDEO_SAA7134_OSS || VIDEO_SAA7134_OSS = m)
+        select SND_PCM_OSS
+        ---help---
+          This is a video4linux driver for direct (DMA) audio in
+          Philips SAA713x based TV cards using ALSA
+
+          To compile this driver as a module, choose M here: the
+          module will be called saa7134-alsa.
+
+config VIDEO_SAA7134_OSS
+        tristate "Philips SAA7134 DMA audio support (OSS, DEPRECATED)"
+        depends on VIDEO_SAA7134 && SOUND_PRIME && (!VIDEO_SAA7134_ALSA || VIDEO_SAA7134_ALSA = m)
+        ---help---
+          This is a video4linux driver for direct (DMA) audio in
+          Philips SAA713x based TV cards using OSS
+
+          This is deprecated in favor of the ALSA module
+
+          To compile this driver as a module, choose M here: the
+          module will be called saa7134-oss.
+
 config VIDEO_SAA7134_DVB
         tristate "DVB/ATSC Support for saa7134 based TV cards"
         depends on VIDEO_SAA7134 && DVB_CORE