xref: /OK3568_Linux_fs/kernel/drivers/gpu/arm/bifrost/mali_kbase_caps.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * (C) COPYRIGHT 2020-2022 ARM Limited. All rights reserved.
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  * This program is free software and is provided to you under the terms of the
7*4882a593Smuzhiyun  * GNU General Public License version 2 as published by the Free Software
8*4882a593Smuzhiyun  * Foundation, and any use by you of this program is subject to the terms
9*4882a593Smuzhiyun  * of such GNU license.
10*4882a593Smuzhiyun  *
11*4882a593Smuzhiyun  * This program is distributed in the hope that it will be useful,
12*4882a593Smuzhiyun  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13*4882a593Smuzhiyun  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14*4882a593Smuzhiyun  * GNU General Public License for more details.
15*4882a593Smuzhiyun  *
16*4882a593Smuzhiyun  * You should have received a copy of the GNU General Public License
17*4882a593Smuzhiyun  * along with this program; if not, you can access it online at
18*4882a593Smuzhiyun  * http://www.gnu.org/licenses/gpl-2.0.html.
19*4882a593Smuzhiyun  *
20*4882a593Smuzhiyun  */
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun /**
23*4882a593Smuzhiyun  * DOC: Driver Capability Queries.
24*4882a593Smuzhiyun  */
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun #ifndef _KBASE_CAPS_H_
27*4882a593Smuzhiyun #define _KBASE_CAPS_H_
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun #include <linux/types.h>
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun /**
32*4882a593Smuzhiyun  * enum mali_kbase_cap - Enumeration for kbase capability
33*4882a593Smuzhiyun  *
34*4882a593Smuzhiyun  * @MALI_KBASE_CAP_SYSTEM_MONITOR: System Monitor
35*4882a593Smuzhiyun  * @MALI_KBASE_CAP_JIT_PRESSURE_LIMIT: JIT Pressure limit
36*4882a593Smuzhiyun  * @MALI_KBASE_CAP_MEM_GROW_ON_GPF: Memory grow on page fault
37*4882a593Smuzhiyun  * @MALI_KBASE_CAP_MEM_PROTECTED: Protected memory
38*4882a593Smuzhiyun  * @MALI_KBASE_NUM_CAPS: Delimiter
39*4882a593Smuzhiyun  */
40*4882a593Smuzhiyun enum mali_kbase_cap {
41*4882a593Smuzhiyun 	MALI_KBASE_CAP_SYSTEM_MONITOR = 0,
42*4882a593Smuzhiyun 	MALI_KBASE_CAP_JIT_PRESSURE_LIMIT,
43*4882a593Smuzhiyun 	MALI_KBASE_CAP_MEM_GROW_ON_GPF,
44*4882a593Smuzhiyun 	MALI_KBASE_CAP_MEM_PROTECTED,
45*4882a593Smuzhiyun 	MALI_KBASE_NUM_CAPS
46*4882a593Smuzhiyun };
47*4882a593Smuzhiyun 
48*4882a593Smuzhiyun extern bool mali_kbase_supports_cap(unsigned long api_version, enum mali_kbase_cap cap);
49*4882a593Smuzhiyun 
mali_kbase_supports_system_monitor(unsigned long api_version)50*4882a593Smuzhiyun static inline bool mali_kbase_supports_system_monitor(unsigned long api_version)
51*4882a593Smuzhiyun {
52*4882a593Smuzhiyun 	return mali_kbase_supports_cap(api_version, MALI_KBASE_CAP_SYSTEM_MONITOR);
53*4882a593Smuzhiyun }
54*4882a593Smuzhiyun 
mali_kbase_supports_jit_pressure_limit(unsigned long api_version)55*4882a593Smuzhiyun static inline bool mali_kbase_supports_jit_pressure_limit(unsigned long api_version)
56*4882a593Smuzhiyun {
57*4882a593Smuzhiyun 	return mali_kbase_supports_cap(api_version, MALI_KBASE_CAP_JIT_PRESSURE_LIMIT);
58*4882a593Smuzhiyun }
59*4882a593Smuzhiyun 
mali_kbase_supports_mem_grow_on_gpf(unsigned long api_version)60*4882a593Smuzhiyun static inline bool mali_kbase_supports_mem_grow_on_gpf(unsigned long api_version)
61*4882a593Smuzhiyun {
62*4882a593Smuzhiyun 	return mali_kbase_supports_cap(api_version, MALI_KBASE_CAP_MEM_GROW_ON_GPF);
63*4882a593Smuzhiyun }
64*4882a593Smuzhiyun 
mali_kbase_supports_mem_protected(unsigned long api_version)65*4882a593Smuzhiyun static inline bool mali_kbase_supports_mem_protected(unsigned long api_version)
66*4882a593Smuzhiyun {
67*4882a593Smuzhiyun 	return mali_kbase_supports_cap(api_version, MALI_KBASE_CAP_MEM_PROTECTED);
68*4882a593Smuzhiyun }
69*4882a593Smuzhiyun 
70*4882a593Smuzhiyun #endif	/* __KBASE_CAPS_H_ */
71