C++ (Cpp) drm_gem_prime_export Examples

Example #1

File: radeon_prime.c Project: bluhm/sys

struct dma_buf *radeon_gem_prime_export(struct drm_device *dev,
					struct drm_gem_object *gobj,
					int flags)
{
	struct radeon_bo *bo = gem_to_radeon_bo(gobj);
	if (radeon_ttm_tt_has_userptr(bo->tbo.ttm))
		return ERR_PTR(-EPERM);
	return drm_gem_prime_export(dev, gobj, flags);
}

Example #2

File: amdgpu_prime.c Project: 020gzh/linux

struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev,
					struct drm_gem_object *gobj,
					int flags)
{
	struct amdgpu_bo *bo = gem_to_amdgpu_bo(gobj);

	if (amdgpu_ttm_tt_get_usermm(bo->tbo.ttm))
		return ERR_PTR(-EPERM);

	return drm_gem_prime_export(dev, gobj, flags);
}

Example #3

File: vc4_bo.c Project: a2hojsjsjs/linux

struct dma_buf *
vc4_prime_export(struct drm_device *dev, struct drm_gem_object *obj, int flags)
{
	struct vc4_bo *bo = to_vc4_bo(obj);

	if (bo->validated_shader) {
		DRM_ERROR("Attempting to export shader BO\n");
		return ERR_PTR(-EINVAL);
	}

	return drm_gem_prime_export(dev, obj, flags);
}

Example #4

File: amdgpu_prime.c Project: JamesChenFromChina/linux

struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev,
					struct drm_gem_object *gobj,
					int flags)
{
	struct amdgpu_bo *bo = gem_to_amdgpu_bo(gobj);
	struct dma_buf *buf;

	if (amdgpu_ttm_tt_get_usermm(bo->tbo.ttm) ||
	    bo->flags & AMDGPU_GEM_CREATE_VM_ALWAYS_VALID)
		return ERR_PTR(-EPERM);

	buf = drm_gem_prime_export(dev, gobj, flags);
	if (!IS_ERR(buf))
		buf->file->f_mapping = dev->anon_inode->i_mapping;
	return buf;
}