tjh.dev / kernel
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kernel / include / drm / ttm / ttm_allocation.h
at master 12 lines 536 B view raw
Tvrtko Ursulin drm/ttm: Add an allocation flag to propagate -ENOSPC on OOM
402b3a86
1/* SPDX-License-Identifier: GPL-2.0 OR MIT */ 2/* Copyright (c) 2025 Valve Corporation */ 3 4#ifndef _TTM_ALLOCATION_H_ 5#define _TTM_ALLOCATION_H_ 6 7#define TTM_ALLOCATION_POOL_BENEFICIAL_ORDER(n) ((n) & 0xff) /* Max order which caller can benefit from */ 8#define TTM_ALLOCATION_POOL_USE_DMA_ALLOC BIT(8) /* Use coherent DMA allocations. */ 9#define TTM_ALLOCATION_POOL_USE_DMA32 BIT(9) /* Use GFP_DMA32 allocations. */ 10#define TTM_ALLOCATION_PROPAGATE_ENOSPC BIT(10) /* Do not convert ENOSPC from resource managers to ENOMEM. */ 11 12#endif