V4L/DVB (3281): Added signal detection support to tvp5150

- added signal detection support to tvp5150

Signed-off-by: Markus Rechberger <mrechberger@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 11 insertions, 0 deletions

diff --git a/drivers/media/video/tvp5150.c b/drivers/media/video/tvp5150.c
index 20e63593e441..3ae8a9ff5b13 100644
--- a/drivers/media/video/tvp5150.c
+++ b/drivers/media/video/tvp5150.c
@@ -967,6 +967,17 @@ static int tvp5150_command(struct i2c_client *c,
                 }
         case DECODER_GET_STATUS:
                 {
+                        int *iarg = arg;
+                        int status;
+                        int res=0;
+                        status = tvp5150_read(c, 0x88);
+                        if(status&0x08){
+                                res |= DECODER_STATUS_COLOR;
+                        }
+                        if(status&0x04 && status&0x02){
+                                res |= DECODER_STATUS_GOOD;
+                        }
+                        *iarg=res;
                         break;
                 }