1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright © 2019 Intel Corporation
4  */
5 
6 #ifndef INTEL_RPS_H
7 #define INTEL_RPS_H
8 
9 #include "intel_rps_types.h"
10 
11 struct i915_request;
12 
13 void intel_rps_init_early(struct intel_rps *rps);
14 void intel_rps_init(struct intel_rps *rps);
15 void intel_rps_sanitize(struct intel_rps *rps);
16 
17 void intel_rps_driver_register(struct intel_rps *rps);
18 void intel_rps_driver_unregister(struct intel_rps *rps);
19 
20 void intel_rps_enable(struct intel_rps *rps);
21 void intel_rps_disable(struct intel_rps *rps);
22 
23 void intel_rps_park(struct intel_rps *rps);
24 void intel_rps_unpark(struct intel_rps *rps);
25 void intel_rps_boost(struct i915_request *rq);
26 
27 int intel_rps_set(struct intel_rps *rps, u8 val);
28 void intel_rps_mark_interactive(struct intel_rps *rps, bool interactive);
29 
30 int intel_gpu_freq(struct intel_rps *rps, int val);
31 int intel_freq_opcode(struct intel_rps *rps, int val);
32 u32 intel_rps_get_cagf(struct intel_rps *rps, u32 rpstat1);
33 u32 intel_rps_read_actual_frequency(struct intel_rps *rps);
34 u32 intel_rps_get_requested_frequency(struct intel_rps *rps);
35 u32 intel_rps_get_min_frequency(struct intel_rps *rps);
36 int intel_rps_set_min_frequency(struct intel_rps *rps, u32 val);
37 u32 intel_rps_get_max_frequency(struct intel_rps *rps);
38 int intel_rps_set_max_frequency(struct intel_rps *rps, u32 val);
39 u32 intel_rps_get_rp0_frequency(struct intel_rps *rps);
40 u32 intel_rps_get_rp1_frequency(struct intel_rps *rps);
41 u32 intel_rps_get_rpn_frequency(struct intel_rps *rps);
42 u32 intel_rps_read_punit_req(struct intel_rps *rps);
43 u32 intel_rps_read_punit_req_frequency(struct intel_rps *rps);
44 u32 intel_rps_read_state_cap(struct intel_rps *rps);
45 
46 void gen5_rps_irq_handler(struct intel_rps *rps);
47 void gen6_rps_irq_handler(struct intel_rps *rps, u32 pm_iir);
48 void gen11_rps_irq_handler(struct intel_rps *rps, u32 pm_iir);
49 
intel_rps_is_enabled(const struct intel_rps * rps)50 static inline bool intel_rps_is_enabled(const struct intel_rps *rps)
51 {
52 	return test_bit(INTEL_RPS_ENABLED, &rps->flags);
53 }
54 
intel_rps_set_enabled(struct intel_rps * rps)55 static inline void intel_rps_set_enabled(struct intel_rps *rps)
56 {
57 	set_bit(INTEL_RPS_ENABLED, &rps->flags);
58 }
59 
intel_rps_clear_enabled(struct intel_rps * rps)60 static inline void intel_rps_clear_enabled(struct intel_rps *rps)
61 {
62 	clear_bit(INTEL_RPS_ENABLED, &rps->flags);
63 }
64 
intel_rps_is_active(const struct intel_rps * rps)65 static inline bool intel_rps_is_active(const struct intel_rps *rps)
66 {
67 	return test_bit(INTEL_RPS_ACTIVE, &rps->flags);
68 }
69 
intel_rps_set_active(struct intel_rps * rps)70 static inline void intel_rps_set_active(struct intel_rps *rps)
71 {
72 	set_bit(INTEL_RPS_ACTIVE, &rps->flags);
73 }
74 
intel_rps_clear_active(struct intel_rps * rps)75 static inline bool intel_rps_clear_active(struct intel_rps *rps)
76 {
77 	return test_and_clear_bit(INTEL_RPS_ACTIVE, &rps->flags);
78 }
79 
intel_rps_has_interrupts(const struct intel_rps * rps)80 static inline bool intel_rps_has_interrupts(const struct intel_rps *rps)
81 {
82 	return test_bit(INTEL_RPS_INTERRUPTS, &rps->flags);
83 }
84 
intel_rps_set_interrupts(struct intel_rps * rps)85 static inline void intel_rps_set_interrupts(struct intel_rps *rps)
86 {
87 	set_bit(INTEL_RPS_INTERRUPTS, &rps->flags);
88 }
89 
intel_rps_clear_interrupts(struct intel_rps * rps)90 static inline void intel_rps_clear_interrupts(struct intel_rps *rps)
91 {
92 	clear_bit(INTEL_RPS_INTERRUPTS, &rps->flags);
93 }
94 
intel_rps_uses_timer(const struct intel_rps * rps)95 static inline bool intel_rps_uses_timer(const struct intel_rps *rps)
96 {
97 	return test_bit(INTEL_RPS_TIMER, &rps->flags);
98 }
99 
intel_rps_set_timer(struct intel_rps * rps)100 static inline void intel_rps_set_timer(struct intel_rps *rps)
101 {
102 	set_bit(INTEL_RPS_TIMER, &rps->flags);
103 }
104 
intel_rps_clear_timer(struct intel_rps * rps)105 static inline void intel_rps_clear_timer(struct intel_rps *rps)
106 {
107 	clear_bit(INTEL_RPS_TIMER, &rps->flags);
108 }
109 
110 #endif /* INTEL_RPS_H */
111