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authorMauro Carvalho Chehab <mchehab@infradead.org>2008-04-17 21:38:53 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-04-24 14:09:41 -0300
commitd2d9fbfd732f49999a2a94f2479934488fe3ea9d (patch)
tree460ea206c0fcf560f914bc91c40db6b3afbbdc66 /drivers
parent52284c3e47bf502aaff72ab2ede509193b628b1b (diff)
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/video/em28xx/em28xx-video.c10
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 362251838d4..72a7633b645 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;
}