xref: /OK3568_Linux_fs/kernel/drivers/gpu/arm/bifrost/mali_kbase_caps.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 /*
3  *
4  * (C) COPYRIGHT 2020-2022 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: Driver Capability Queries.
24  */
25 
26 #ifndef _KBASE_CAPS_H_
27 #define _KBASE_CAPS_H_
28 
29 #include <linux/types.h>
30 
31 /**
32  * enum mali_kbase_cap - Enumeration for kbase capability
33  *
34  * @MALI_KBASE_CAP_SYSTEM_MONITOR: System Monitor
35  * @MALI_KBASE_CAP_JIT_PRESSURE_LIMIT: JIT Pressure limit
36  * @MALI_KBASE_CAP_MEM_GROW_ON_GPF: Memory grow on page fault
37  * @MALI_KBASE_CAP_MEM_PROTECTED: Protected memory
38  * @MALI_KBASE_NUM_CAPS: Delimiter
39  */
40 enum mali_kbase_cap {
41 	MALI_KBASE_CAP_SYSTEM_MONITOR = 0,
42 	MALI_KBASE_CAP_JIT_PRESSURE_LIMIT,
43 	MALI_KBASE_CAP_MEM_GROW_ON_GPF,
44 	MALI_KBASE_CAP_MEM_PROTECTED,
45 	MALI_KBASE_NUM_CAPS
46 };
47 
48 extern bool mali_kbase_supports_cap(unsigned long api_version, enum mali_kbase_cap cap);
49 
mali_kbase_supports_system_monitor(unsigned long api_version)50 static inline bool mali_kbase_supports_system_monitor(unsigned long api_version)
51 {
52 	return mali_kbase_supports_cap(api_version, MALI_KBASE_CAP_SYSTEM_MONITOR);
53 }
54 
mali_kbase_supports_jit_pressure_limit(unsigned long api_version)55 static inline bool mali_kbase_supports_jit_pressure_limit(unsigned long api_version)
56 {
57 	return mali_kbase_supports_cap(api_version, MALI_KBASE_CAP_JIT_PRESSURE_LIMIT);
58 }
59 
mali_kbase_supports_mem_grow_on_gpf(unsigned long api_version)60 static inline bool mali_kbase_supports_mem_grow_on_gpf(unsigned long api_version)
61 {
62 	return mali_kbase_supports_cap(api_version, MALI_KBASE_CAP_MEM_GROW_ON_GPF);
63 }
64 
mali_kbase_supports_mem_protected(unsigned long api_version)65 static inline bool mali_kbase_supports_mem_protected(unsigned long api_version)
66 {
67 	return mali_kbase_supports_cap(api_version, MALI_KBASE_CAP_MEM_PROTECTED);
68 }
69 
70 #endif	/* __KBASE_CAPS_H_ */
71