V4L/DVB (7600): em28xx: Sets frequency when changing to analog mode

This will make tuner-xc2028 to change to analog, if needed.

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c
index 362251838d4b..72a7633b6452 100644
--- a/drivers/media/video/em28xx/em28xx-video.c
+++ b/drivers/media/video/em28xx/em28xx-video.c
@@ -560,6 +560,8 @@ static int
 buffer_setup(struct videobuf_queue *vq, unsigned int *count, unsigned int *size)
 {
         struct em28xx_fh *fh = vq->priv_data;
+        struct em28xx        *dev = fh->dev;
+        struct v4l2_frequency f;
 
         *size = 16 * fh->dev->width * fh->dev->height >> 3;
         if (0 == *count)
@@ -568,6 +570,14 @@ buffer_setup(struct videobuf_queue *vq, unsigned int *count, unsigned int *size)
         if (*count < EM28XX_MIN_BUF)
                 *count = EM28XX_MIN_BUF;
 
+        dev->mode = EM28XX_ANALOG_MODE;
+
+        /* Ask tuner to go to analog mode */
+        memset (&f, 0, sizeof(f));
+        f.frequency = dev->ctl_freq;
+
+        em28xx_i2c_call_clients(dev, VIDIOC_S_FREQUENCY, &f);
+
         return 0;
 }