C++ (Cpp) mga_driver_fence_wait 예제들

예제 #1

파일: mga_state.c 프로젝트: 24hours/linux

static int mga_wait_fence(struct drm_device *dev, void *data, struct drm_file *
file_priv)
{
	drm_mga_private_t *dev_priv = dev->dev_private;
	u32 *fence = data;

	if (!dev_priv) {
		DRM_ERROR("called with no initialization\n");
		return -EINVAL;
	}

	DRM_DEBUG("pid=%d\n", DRM_CURRENTPID);

	mga_driver_fence_wait(dev, fence);
	return 0;
}

예제 #2

static int mga_wait_fence(DRM_IOCTL_ARGS)
{
	DRM_DEVICE;
	drm_mga_private_t *dev_priv = dev->dev_private;
	u32 fence;

	if (!dev_priv) {
		DRM_ERROR("%s called with no initialization\n", __FUNCTION__);
		return DRM_ERR(EINVAL);
	}

	DRM_COPY_FROM_USER_IOCTL(fence, (u32 __user *) data, sizeof(u32));

	DRM_DEBUG("pid=%d\n", DRM_CURRENTPID);

	mga_driver_fence_wait(dev, & fence);

	if (DRM_COPY_TO_USER( (u32 __user *) data, & fence, sizeof(u32))) {
		DRM_ERROR("copy_to_user\n");
		return DRM_ERR(EFAULT);
	}

	return 0;
}