vasilito
dc68054305
- Restore 29 recipe symlinks (libdrm, qtbase, dbus, sddm, pipewire, etc.) - Restore 33 patches (KDE, libdrm, mesa, pipewire, sddm, wireplumber) - Restore 20+ local/scripts (audit, lint, test, build helpers) - Restore src/cook/scheduler.rs, status.rs, gnu-config/ - Restore scripts/patch-inclusion-gate.sh, run_mini1.sh, validate-collision-log.sh - Recover TLC source from HEAD (was overwritten by 0.2.3 checkout) - Recover 11 local/docs plans from HEAD (were overwritten) - Recover qt6-wayland-smoke symlink from HEAD - Fix MOTD: remove garbled ASCII art, use clean text - Update version: 0.2.0 -> 0.2.4 in os-release, motd, config - Reduce filesystem_size: 1536 -> 512 MiB - Add ABSOLUTE RULE to AGENTS.md: never delete/ignore packages - Reduce pcid scheme log verbosity: info -> debug
102 lines
3.1 KiB
C
102 lines
3.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 OR MIT */
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/*
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* Copyright 2020 Advanced Micro Devices, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: Christian König
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*/
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#ifndef _TTM_PAGE_POOL_H_
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#define _TTM_PAGE_POOL_H_
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#include <linux/mmzone.h>
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#include <linux/llist.h>
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#include <linux/spinlock.h>
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#include <drm/ttm/ttm_caching.h>
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struct device;
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struct seq_file;
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struct ttm_backup_flags;
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struct ttm_operation_ctx;
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struct ttm_pool;
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struct ttm_tt;
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/**
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* struct ttm_pool_type - Pool for a certain memory type
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*
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* @pool: the pool we belong to, might be NULL for the global ones
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* @order: the allocation order our pages have
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* @caching: the caching type our pages have
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* @shrinker_list: our place on the global shrinker list
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* @lock: protection of the page list
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* @pages: the list of pages in the pool
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*/
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struct ttm_pool_type {
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struct ttm_pool *pool;
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unsigned int order;
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enum ttm_caching caching;
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struct list_head shrinker_list;
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spinlock_t lock;
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struct list_head pages;
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};
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/**
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* struct ttm_pool - Pool for all caching and orders
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*
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* @dev: the device we allocate pages for
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* @nid: which numa node to use
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* @alloc_flags: TTM_ALLOCATION_POOL_* flags
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* @caching: pools for each caching/order
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*/
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struct ttm_pool {
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struct device *dev;
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int nid;
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unsigned int alloc_flags;
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struct {
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struct ttm_pool_type orders[NR_PAGE_ORDERS];
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} caching[TTM_NUM_CACHING_TYPES];
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};
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int ttm_pool_alloc(struct ttm_pool *pool, struct ttm_tt *tt,
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struct ttm_operation_ctx *ctx);
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void ttm_pool_free(struct ttm_pool *pool, struct ttm_tt *tt);
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void ttm_pool_init(struct ttm_pool *pool, struct device *dev,
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int nid, unsigned int alloc_flags);
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void ttm_pool_fini(struct ttm_pool *pool);
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int ttm_pool_debugfs(struct ttm_pool *pool, struct seq_file *m);
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void ttm_pool_drop_backed_up(struct ttm_tt *tt);
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long ttm_pool_backup(struct ttm_pool *pool, struct ttm_tt *ttm,
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const struct ttm_backup_flags *flags);
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int ttm_pool_restore_and_alloc(struct ttm_pool *pool, struct ttm_tt *tt,
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const struct ttm_operation_ctx *ctx);
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int ttm_pool_mgr_init(unsigned long num_pages);
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void ttm_pool_mgr_fini(void);
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#endif
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