// SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note
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/*
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*
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* (C) COPYRIGHT 2019-2022 ARM Limited. All rights reserved.
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*
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* This program is free software and is provided to you under the terms of the
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* GNU General Public License version 2 as published by the Free Software
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* Foundation, and any use by you of this program is subject to the terms
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* of such GNU license.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you can access it online at
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* http://www.gnu.org/licenses/gpl-2.0.html.
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*
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*/
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#include <mali_kbase.h>
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#include <mali_kbase_mem.h>
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#include <mali_kbase_mem_pool_group.h>
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#include <linux/memory_group_manager.h>
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void kbase_mem_pool_group_config_set_max_size(
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struct kbase_mem_pool_group_config *const configs,
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size_t const max_size)
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{
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size_t const large_max_size = max_size >>
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(KBASE_MEM_POOL_2MB_PAGE_TABLE_ORDER -
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KBASE_MEM_POOL_4KB_PAGE_TABLE_ORDER);
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int gid;
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for (gid = 0; gid < MEMORY_GROUP_MANAGER_NR_GROUPS; ++gid) {
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kbase_mem_pool_config_set_max_size(&configs->small[gid],
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max_size);
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kbase_mem_pool_config_set_max_size(&configs->large[gid],
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large_max_size);
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}
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}
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int kbase_mem_pool_group_init(struct kbase_mem_pool_group *const mem_pools,
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struct kbase_device *const kbdev,
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const struct kbase_mem_pool_group_config *const configs,
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struct kbase_mem_pool_group *next_pools)
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{
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int gid, err = 0;
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for (gid = 0; gid < MEMORY_GROUP_MANAGER_NR_GROUPS; ++gid) {
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err = kbase_mem_pool_init(&mem_pools->small[gid], &configs->small[gid],
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KBASE_MEM_POOL_4KB_PAGE_TABLE_ORDER, gid, kbdev,
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next_pools ? &next_pools->small[gid] : NULL);
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if (!err) {
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err = kbase_mem_pool_init(&mem_pools->large[gid], &configs->large[gid],
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KBASE_MEM_POOL_2MB_PAGE_TABLE_ORDER, gid, kbdev,
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next_pools ? &next_pools->large[gid] : NULL);
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if (err)
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kbase_mem_pool_term(&mem_pools->small[gid]);
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}
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/* Break out of the loop early to avoid incrementing the count
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* of memory pool pairs successfully initialized.
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*/
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if (err)
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break;
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}
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if (err) {
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/* gid gives the number of memory pool pairs successfully
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* initialized, which is one greater than the array index of the
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* last group.
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*/
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while (gid-- > 0) {
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kbase_mem_pool_term(&mem_pools->small[gid]);
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kbase_mem_pool_term(&mem_pools->large[gid]);
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}
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}
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return err;
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}
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void kbase_mem_pool_group_mark_dying(
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struct kbase_mem_pool_group *const mem_pools)
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{
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int gid;
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for (gid = 0; gid < MEMORY_GROUP_MANAGER_NR_GROUPS; ++gid) {
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kbase_mem_pool_mark_dying(&mem_pools->small[gid]);
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kbase_mem_pool_mark_dying(&mem_pools->large[gid]);
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}
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}
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void kbase_mem_pool_group_term(
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struct kbase_mem_pool_group *const mem_pools)
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{
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int gid;
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for (gid = 0; gid < MEMORY_GROUP_MANAGER_NR_GROUPS; ++gid) {
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kbase_mem_pool_term(&mem_pools->small[gid]);
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kbase_mem_pool_term(&mem_pools->large[gid]);
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}
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}
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