| /* |
| * |
| * (C) COPYRIGHT 2014-2016 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 |
| * |
| */ |
| |
| |
| /* |
| * Register-based HW access backend specific APIs |
| */ |
| |
| #ifndef _KBASE_HWACCESS_GPU_H_ |
| #define _KBASE_HWACCESS_GPU_H_ |
| |
| #include <backend/gpu/mali_kbase_pm_internal.h> |
| |
| /** |
| * kbase_gpu_irq_evict - Evict an atom from a NEXT slot |
| * |
| * @kbdev: Device pointer |
| * @js: Job slot to evict from |
| * |
| * Evict the atom in the NEXT slot for the specified job slot. This function is |
| * called from the job complete IRQ handler when the previous job has failed. |
| * |
| * Return: true if job evicted from NEXT registers, false otherwise |
| */ |
| bool kbase_gpu_irq_evict(struct kbase_device *kbdev, int js); |
| |
| /** |
| * kbase_gpu_complete_hw - Complete an atom on job slot js |
| * |
| * @kbdev: Device pointer |
| * @js: Job slot that has completed |
| * @completion_code: Event code from job that has completed |
| * @job_tail: The tail address from the hardware if the job has partially |
| * completed |
| * @end_timestamp: Time of completion |
| */ |
| void kbase_gpu_complete_hw(struct kbase_device *kbdev, int js, |
| u32 completion_code, |
| u64 job_tail, |
| ktime_t *end_timestamp); |
| |
| /** |
| * kbase_gpu_inspect - Inspect the contents of the HW access ringbuffer |
| * |
| * @kbdev: Device pointer |
| * @js: Job slot to inspect |
| * @idx: Index into ringbuffer. 0 is the job currently running on |
| * the slot, 1 is the job waiting, all other values are invalid. |
| * Return: The atom at that position in the ringbuffer |
| * or NULL if no atom present |
| */ |
| struct kbase_jd_atom *kbase_gpu_inspect(struct kbase_device *kbdev, int js, |
| int idx); |
| |
| /** |
| * kbase_gpu_dump_slots - Print the contents of the slot ringbuffers |
| * |
| * @kbdev: Device pointer |
| */ |
| void kbase_gpu_dump_slots(struct kbase_device *kbdev); |
| |
| #endif /* _KBASE_HWACCESS_GPU_H_ */ |
