xref: /OK3568_Linux_fs/kernel/drivers/gpu/arm/bifrost/gpu/mali_kbase_gpu_fault.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 /*
3  *
4  * (C) COPYRIGHT 2019-2023 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 #ifndef _KBASE_GPU_FAULT_H_
23 #define _KBASE_GPU_FAULT_H_
24 
25 /**
26  * kbase_gpu_exception_name() - Returns associated string of the exception code
27  *
28  * @exception_code: exception code
29  *
30  * This function is called by error handlers when GPU reports an error.
31  *
32  * Return: Error string associated with the exception code
33  */
34 const char *kbase_gpu_exception_name(u32 exception_code);
35 
36 /**
37  * kbase_gpu_access_type_name - Convert MMU_AS_CONTROL.FAULTSTATUS.ACCESS_TYPE
38  * into string.
39  * @fault_status:  value of FAULTSTATUS register.
40  *
41  * After MMU fault, this function can be used to get readable information about
42  * access_type of the MMU fault.
43  *
44  * Return: String of the access type.
45  */
46 const char *kbase_gpu_access_type_name(u32 fault_status);
47 
48 #endif /* _KBASE_GPU_FAULT_H_ */
49