struct vicodec_ctx *ctx = file2ctx(file);
int ret;
+ /*
+ * This ioctl should not be used with a stateless codec that doesn't
+ * support holding buffers and the associated flush command.
+ */
+ WARN_ON(ctx->is_stateless);
+
ret = v4l2_m2m_ioctl_try_decoder_cmd(file, fh, dc);
if (ret < 0)
return ret;
static int register_instance(struct vicodec_dev *dev,
struct vicodec_dev_instance *dev_instance,
- const char *name, bool is_enc)
+ const char *name, bool is_enc, bool is_stateless)
{
struct video_device *vfd;
int ret;
strscpy(vfd->name, name, sizeof(vfd->name));
vfd->device_caps = V4L2_CAP_STREAMING |
(multiplanar ? V4L2_CAP_VIDEO_M2M_MPLANE : V4L2_CAP_VIDEO_M2M);
- if (is_enc) {
+ if (is_enc || is_stateless) {
v4l2_disable_ioctl(vfd, VIDIOC_DECODER_CMD);
v4l2_disable_ioctl(vfd, VIDIOC_TRY_DECODER_CMD);
- } else {
+ }
+ if (!is_enc) {
v4l2_disable_ioctl(vfd, VIDIOC_ENCODER_CMD);
v4l2_disable_ioctl(vfd, VIDIOC_TRY_ENCODER_CMD);
}
platform_set_drvdata(pdev, dev);
ret = register_instance(dev, &dev->stateful_enc, "stateful-encoder",
- true);
+ true, false);
if (ret)
goto unreg_dev;
ret = register_instance(dev, &dev->stateful_dec, "stateful-decoder",
- false);
+ false, false);
if (ret)
goto unreg_sf_enc;
ret = register_instance(dev, &dev->stateless_dec, "stateless-decoder",
- false);
+ false, true);
if (ret)
goto unreg_sf_dec;