1 files changed, 27 insertions, 1 deletions

diff --git a/drivers/media/video/fsl-viu.c b/drivers/media/video/fsl-viu.c
index 9a075d83dd1..e4bba88254c 100644
--- a/drivers/media/video/fsl-viu.c
+++ b/drivers/media/video/fsl-viu.c
@@ -194,6 +194,8 @@ struct viu_dev {
 
 	/* decoder */
 	struct v4l2_subdev	*decoder;
+
+	v4l2_std_id		std;
 };
 
 struct viu_fh {
@@ -915,6 +917,8 @@ static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
 	if (fh->type != i)
 		return -EINVAL;
 
+	viu_start_dma(fh->dev);
+
 	return videobuf_streamon(&fh->vb_vidq);
 }
 
@@ -927,20 +931,39 @@ static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
 	if (fh->type != i)
 		return -EINVAL;
 
+	viu_stop_dma(fh->dev);
+
 	return videobuf_streamoff(&fh->vb_vidq);
 }
 
 #define decoder_call(viu, o, f, args...) \
 	v4l2_subdev_call(viu->decoder, o, f, ##args)
 
+static int vidioc_querystd(struct file *file, void *priv, v4l2_std_id *std_id)
+{
+	struct viu_fh *fh = priv;
+
+	decoder_call(fh->dev, video, querystd, std_id);
+	return 0;
+}
+
 static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *id)
 {
 	struct viu_fh *fh = priv;
 
+	fh->dev->std = *id;
 	decoder_call(fh->dev, core, s_std, *id);
 	return 0;
 }
 
+static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *std_id)
+{
+	struct viu_fh *fh = priv;
+
+	*std_id = fh->dev->std;
+	return 0;
+}
+
 /* only one input in this driver */
 static int vidioc_enum_input(struct file *file, void *priv,
 					struct v4l2_input *inp)
@@ -1331,6 +1354,7 @@ static int viu_release(struct file *file)
 
 	viu_stop_dma(dev);
 	videobuf_stop(&fh->vb_vidq);
+	videobuf_mmap_free(&fh->vb_vidq);
 
 	kfree(fh);
 
@@ -1397,7 +1421,9 @@ static const struct v4l2_ioctl_ops viu_ioctl_ops = {
 	.vidioc_querybuf      = vidioc_querybuf,
 	.vidioc_qbuf          = vidioc_qbuf,
 	.vidioc_dqbuf         = vidioc_dqbuf,
+	.vidioc_g_std         = vidioc_g_std,
 	.vidioc_s_std         = vidioc_s_std,
+	.vidioc_querystd      = vidioc_querystd,
 	.vidioc_enum_input    = vidioc_enum_input,
 	.vidioc_g_input       = vidioc_g_input,
 	.vidioc_s_input       = vidioc_s_input,
@@ -1486,7 +1512,7 @@ static int __devinit viu_of_probe(struct platform_device *op,
 
 	ad = i2c_get_adapter(0);
 	viu_dev->decoder = v4l2_i2c_new_subdev(&viu_dev->v4l2_dev, ad,
-			NULL, "saa7113", VIU_VIDEO_DECODER_ADDR, NULL);
+			"saa7113", VIU_VIDEO_DECODER_ADDR, NULL);
 
 	viu_dev->vidq.timeout.function = viu_vid_timeout;
 	viu_dev->vidq.timeout.data     = (unsigned long)viu_dev;