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