[PATCH] V4L: Enables audio DMA setting on cx88 chips, even when dma not in use

- Enabled audio DMA transfer code even when DMA not in use to solve a
  problem on some broken cx88 chips.

Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/media/video/cx88/cx88-tvaudio.c b/drivers/media/video/cx88/cx88-tvaudio.c
index a9059c53a418..a1b120c8a9b5 100644
--- a/drivers/media/video/cx88/cx88-tvaudio.c
+++ b/drivers/media/video/cx88/cx88-tvaudio.c
@@ -132,7 +132,10 @@ static void set_audio_finish(struct cx88_core *core, u32 ctl)
 {
         u32 volume;
 
+        /* restart dma; This avoids buzz in NICAM and is good in others  */
+        cx88_stop_audio_dma(core);
         cx_write(AUD_RATE_THRES_DMD, 0x000000C0);
+        cx88_start_audio_dma(core);
 
         if (cx88_boards[core->board].blackbird) {
                 /* sets sound input from external adc */