drm/radeon: fix missing bo reservation (f1e3dc70) · Commits · e / devices / android_kernel_xiaomi_nabu

drivers/gpu/drm/radeon/radeon_kms.c

+6 −0

Original line number	Original line	Diff line number	Diff line
	@@ -561,6 +561,10 @@ int radeon_driver_open_kms(struct drm_device dev, struct drm_file file_priv)

	radeon_vm_init(rdev, &fpriv->vm);		radeon_vm_init(rdev, &fpriv->vm);

			r = radeon_bo_reserve(rdev->ring_tmp_bo.bo, false);
			if (r)
			return r;

	/* map the ib pool buffer read only into		/* map the ib pool buffer read only into
	* virtual address space */		* virtual address space */
	bo_va = radeon_vm_bo_add(rdev, &fpriv->vm,		bo_va = radeon_vm_bo_add(rdev, &fpriv->vm,
	@@ -568,6 +572,8 @@ int radeon_driver_open_kms(struct drm_device dev, struct drm_file file_priv)
	r = radeon_vm_bo_set_addr(rdev, bo_va, RADEON_VA_IB_OFFSET,		r = radeon_vm_bo_set_addr(rdev, bo_va, RADEON_VA_IB_OFFSET,
	RADEON_VM_PAGE_READABLE \|		RADEON_VM_PAGE_READABLE \|
	RADEON_VM_PAGE_SNOOPED);		RADEON_VM_PAGE_SNOOPED);

			radeon_bo_unreserve(rdev->ring_tmp_bo.bo);
	if (r) {		if (r) {
	radeon_vm_fini(rdev, &fpriv->vm);		radeon_vm_fini(rdev, &fpriv->vm);
	kfree(fpriv);		kfree(fpriv);