[media] s5p-fimc: Add support for VIDIOC_PREPARE_BUF/CREATE_BUFS ioctls

Add VIDIOC_PREPARE_BUF and VIDIOC_CREATE_BUFS ioctl handlers to enable
support for multi-size buffer queue.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/s5p-fimc/fimc-capture.c

@@ -1019,6 +1019,22 @@ static int fimc_cap_dqbuf(struct file *file, void *priv,
 	return vb2_dqbuf(&fimc->vid_cap.vbq, buf, file->f_flags & O_NONBLOCK);
 }
 
+static int fimc_cap_create_bufs(struct file *file, void *priv,
+				struct v4l2_create_buffers *create)
+{
+	struct fimc_dev *fimc = video_drvdata(file);
+
+	return vb2_create_bufs(&fimc->vid_cap.vbq, create);
+}
+
+static int fimc_cap_prepare_buf(struct file *file, void *priv,
+				struct v4l2_buffer *b)
+{
+	struct fimc_dev *fimc = video_drvdata(file);
+
+	return vb2_prepare_buf(&fimc->vid_cap.vbq, b);
+}
+
 static int fimc_cap_cropcap(struct file *file, void *fh,
 			    struct v4l2_cropcap *cr)
 {
@@ -1082,6 +1098,9 @@ static const struct v4l2_ioctl_ops fimc_capture_ioctl_ops = {
 	.vidioc_qbuf			= fimc_cap_qbuf,
 	.vidioc_dqbuf			= fimc_cap_dqbuf,
 
+	.vidioc_prepare_buf		= fimc_cap_prepare_buf,
+	.vidioc_create_bufs		= fimc_cap_create_bufs,
+
 	.vidioc_streamon		= fimc_cap_streamon,
 	.vidioc_streamoff		= fimc_cap_streamoff,