[media] tvp5150: Add s_stream subdev operation support

This patch adds the .s_stream subdev operation to the driver.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c
index 555718ebbf0e49dfcf5a0061a7346d1406190e53..08383a273e51fe9290ff678db66153b951b3cf55 100644 (file)
--- a/drivers/media/i2c/tvp5150.c
+++ b/drivers/media/i2c/tvp5150.c
@@ -952,6 +952,21 @@ static int tvp5150_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
                        I2C Command
  ****************************************************************************/
 
+static int tvp5150_s_stream(struct v4l2_subdev *sd, int enable)
+{
+       /* Initializes TVP5150 to its default values */
+       /* # set PCLK (27MHz) */
+       tvp5150_write(sd, TVP5150_CONF_SHARED_PIN, 0x00);
+
+       /* Output format: 8-bit ITU-R BT.656 with embedded syncs */
+       if (enable)
+               tvp5150_write(sd, TVP5150_MISC_CTL, 0x09);
+       else
+               tvp5150_write(sd, TVP5150_MISC_CTL, 0x00);
+
+       return 0;
+}
+
 static int tvp5150_s_routing(struct v4l2_subdev *sd,
                             u32 input, u32 output, u32 config)
 {
@@ -1073,6 +1088,7 @@ static const struct v4l2_subdev_tuner_ops tvp5150_tuner_ops = {
 
 static const struct v4l2_subdev_video_ops tvp5150_video_ops = {
        .s_std = tvp5150_s_std,
+       .s_stream = tvp5150_s_stream,
        .s_routing = tvp5150_s_routing,
        .s_crop = tvp5150_s_crop,
        .g_crop = tvp5150_g_crop,