1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 /* 3 * 4 * (C) COPYRIGHT 2014, 2016-2018, 2020-2021 ARM Limited. All rights reserved. 5 * 6 * This program is free software and is provided to you under the terms of the 7 * GNU General Public License version 2 as published by the Free Software 8 * Foundation, and any use by you of this program is subject to the terms 9 * of such GNU license. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, you can access it online at 18 * http://www.gnu.org/licenses/gpl-2.0.html. 19 * 20 */ 21 22 /** 23 * DOC: HW access common definitions 24 */ 25 26 #ifndef _KBASE_HWACCESS_DEFS_H_ 27 #define _KBASE_HWACCESS_DEFS_H_ 28 29 #include <backend/gpu/mali_kbase_jm_defs.h> 30 31 /** 32 * struct kbase_hwaccess_data - object encapsulating the GPU backend specific 33 * data for the HW access layer. 34 * hwaccess_lock (a spinlock) must be held when 35 * accessing this structure. 36 * @active_kctx: pointer to active kbase context which last submitted an 37 * atom to GPU and while the context is active it can 38 * submit new atoms to GPU from the irq context also, without 39 * going through the bottom half of job completion path. 40 * @backend: GPU backend specific data for HW access layer 41 */ 42 struct kbase_hwaccess_data { 43 #if !MALI_USE_CSF 44 struct kbase_context *active_kctx[BASE_JM_MAX_NR_SLOTS]; 45 #endif 46 47 struct kbase_backend_data backend; 48 }; 49 50 #endif /* _KBASE_HWACCESS_DEFS_H_ */ 51