| /* |
| * |
| * (C) COPYRIGHT 2014-2019 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 licence. |
| * |
| * 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. |
| * |
| * SPDX-License-Identifier: GPL-2.0 |
| * |
| */ |
| |
| |
| |
| /* |
| * Base kernel property query backend APIs |
| */ |
| |
| #include <mali_kbase.h> |
| #include <backend/gpu/mali_kbase_device_internal.h> |
| #include <backend/gpu/mali_kbase_pm_internal.h> |
| #include <mali_kbase_hwaccess_gpuprops.h> |
| |
| void kbase_backend_gpuprops_get(struct kbase_device *kbdev, |
| struct kbase_gpuprops_regdump *regdump) |
| { |
| int i; |
| |
| /* Fill regdump with the content of the relevant registers */ |
| regdump->gpu_id = kbase_reg_read(kbdev, GPU_CONTROL_REG(GPU_ID)); |
| |
| regdump->l2_features = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(L2_FEATURES)); |
| regdump->core_features = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(CORE_FEATURES)); |
| regdump->tiler_features = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(TILER_FEATURES)); |
| regdump->mem_features = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(MEM_FEATURES)); |
| regdump->mmu_features = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(MMU_FEATURES)); |
| regdump->as_present = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(AS_PRESENT)); |
| regdump->js_present = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(JS_PRESENT)); |
| |
| for (i = 0; i < GPU_MAX_JOB_SLOTS; i++) |
| regdump->js_features[i] = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(JS_FEATURES_REG(i))); |
| |
| for (i = 0; i < BASE_GPU_NUM_TEXTURE_FEATURES_REGISTERS; i++) |
| regdump->texture_features[i] = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(TEXTURE_FEATURES_REG(i))); |
| |
| regdump->thread_max_threads = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(THREAD_MAX_THREADS)); |
| regdump->thread_max_workgroup_size = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(THREAD_MAX_WORKGROUP_SIZE)); |
| regdump->thread_max_barrier_size = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(THREAD_MAX_BARRIER_SIZE)); |
| regdump->thread_features = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(THREAD_FEATURES)); |
| regdump->thread_tls_alloc = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(THREAD_TLS_ALLOC)); |
| |
| regdump->shader_present_lo = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(SHADER_PRESENT_LO)); |
| regdump->shader_present_hi = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(SHADER_PRESENT_HI)); |
| |
| regdump->tiler_present_lo = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(TILER_PRESENT_LO)); |
| regdump->tiler_present_hi = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(TILER_PRESENT_HI)); |
| |
| regdump->l2_present_lo = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(L2_PRESENT_LO)); |
| regdump->l2_present_hi = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(L2_PRESENT_HI)); |
| |
| regdump->stack_present_lo = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(STACK_PRESENT_LO)); |
| regdump->stack_present_hi = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(STACK_PRESENT_HI)); |
| } |
| |
| void kbase_backend_gpuprops_get_features(struct kbase_device *kbdev, |
| struct kbase_gpuprops_regdump *regdump) |
| { |
| if (kbase_hw_has_feature(kbdev, BASE_HW_FEATURE_COHERENCY_REG)) { |
| /* Ensure we can access the GPU registers */ |
| kbase_pm_register_access_enable(kbdev); |
| |
| regdump->coherency_features = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(COHERENCY_FEATURES)); |
| |
| /* We're done accessing the GPU registers for now. */ |
| kbase_pm_register_access_disable(kbdev); |
| } else { |
| /* Pre COHERENCY_FEATURES we only supported ACE_LITE */ |
| regdump->coherency_features = |
| COHERENCY_FEATURE_BIT(COHERENCY_NONE) | |
| COHERENCY_FEATURE_BIT(COHERENCY_ACE_LITE); |
| } |
| } |
| |
| void kbase_backend_gpuprops_get_l2_features(struct kbase_device *kbdev, |
| struct kbase_gpuprops_regdump *regdump) |
| { |
| if (kbase_hw_has_feature(kbdev, BASE_HW_FEATURE_L2_CONFIG)) { |
| regdump->l2_features = kbase_reg_read(kbdev, |
| GPU_CONTROL_REG(L2_FEATURES)); |
| } |
| } |
| |