| // SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note |
| /* |
| * |
| * (C) COPYRIGHT 2019-2021 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]); |
| } |
| } |