xref: /openbmc/linux/drivers/gpu/drm/i915/gt/intel_rps.h (revision 842ed298)
1 /*
2  * SPDX-License-Identifier: MIT
3  *
4  * Copyright © 2019 Intel Corporation
5  */
6 
7 #ifndef INTEL_RPS_H
8 #define INTEL_RPS_H
9 
10 #include "intel_rps_types.h"
11 
12 struct i915_request;
13 
14 void intel_rps_init_early(struct intel_rps *rps);
15 void intel_rps_init(struct intel_rps *rps);
16 void intel_rps_sanitize(struct intel_rps *rps);
17 
18 void intel_rps_driver_register(struct intel_rps *rps);
19 void intel_rps_driver_unregister(struct intel_rps *rps);
20 
21 void intel_rps_enable(struct intel_rps *rps);
22 void intel_rps_disable(struct intel_rps *rps);
23 
24 void intel_rps_park(struct intel_rps *rps);
25 void intel_rps_unpark(struct intel_rps *rps);
26 void intel_rps_boost(struct i915_request *rq);
27 
28 int intel_rps_set(struct intel_rps *rps, u8 val);
29 void intel_rps_mark_interactive(struct intel_rps *rps, bool interactive);
30 
31 int intel_gpu_freq(struct intel_rps *rps, int val);
32 int intel_freq_opcode(struct intel_rps *rps, int val);
33 u32 intel_rps_get_cagf(struct intel_rps *rps, u32 rpstat1);
34 u32 intel_rps_read_actual_frequency(struct intel_rps *rps);
35 
36 void gen5_rps_irq_handler(struct intel_rps *rps);
37 void gen6_rps_irq_handler(struct intel_rps *rps, u32 pm_iir);
38 void gen11_rps_irq_handler(struct intel_rps *rps, u32 pm_iir);
39 
40 static inline bool intel_rps_is_enabled(const struct intel_rps *rps)
41 {
42 	return test_bit(INTEL_RPS_ENABLED, &rps->flags);
43 }
44 
45 static inline void intel_rps_set_enabled(struct intel_rps *rps)
46 {
47 	set_bit(INTEL_RPS_ENABLED, &rps->flags);
48 }
49 
50 static inline void intel_rps_clear_enabled(struct intel_rps *rps)
51 {
52 	clear_bit(INTEL_RPS_ENABLED, &rps->flags);
53 }
54 
55 static inline bool intel_rps_is_active(const struct intel_rps *rps)
56 {
57 	return test_bit(INTEL_RPS_ACTIVE, &rps->flags);
58 }
59 
60 static inline void intel_rps_set_active(struct intel_rps *rps)
61 {
62 	set_bit(INTEL_RPS_ACTIVE, &rps->flags);
63 }
64 
65 static inline bool intel_rps_clear_active(struct intel_rps *rps)
66 {
67 	return test_and_clear_bit(INTEL_RPS_ACTIVE, &rps->flags);
68 }
69 
70 static inline bool intel_rps_has_interrupts(const struct intel_rps *rps)
71 {
72 	return test_bit(INTEL_RPS_INTERRUPTS, &rps->flags);
73 }
74 
75 static inline void intel_rps_set_interrupts(struct intel_rps *rps)
76 {
77 	set_bit(INTEL_RPS_INTERRUPTS, &rps->flags);
78 }
79 
80 static inline void intel_rps_clear_interrupts(struct intel_rps *rps)
81 {
82 	clear_bit(INTEL_RPS_INTERRUPTS, &rps->flags);
83 }
84 
85 static inline bool intel_rps_uses_timer(const struct intel_rps *rps)
86 {
87 	return test_bit(INTEL_RPS_TIMER, &rps->flags);
88 }
89 
90 static inline void intel_rps_set_timer(struct intel_rps *rps)
91 {
92 	set_bit(INTEL_RPS_TIMER, &rps->flags);
93 }
94 
95 static inline void intel_rps_clear_timer(struct intel_rps *rps)
96 {
97 	clear_bit(INTEL_RPS_TIMER, &rps->flags);
98 }
99 
100 #endif /* INTEL_RPS_H */
101