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 #include "i915_reg_defs.h" 11 12 struct i915_request; 13 struct drm_printer; 14 15 void intel_rps_init_early(struct intel_rps *rps); 16 void intel_rps_init(struct intel_rps *rps); 17 void intel_rps_sanitize(struct intel_rps *rps); 18 19 void intel_rps_driver_register(struct intel_rps *rps); 20 void intel_rps_driver_unregister(struct intel_rps *rps); 21 22 void intel_rps_enable(struct intel_rps *rps); 23 void intel_rps_disable(struct intel_rps *rps); 24 25 void intel_rps_park(struct intel_rps *rps); 26 void intel_rps_unpark(struct intel_rps *rps); 27 void intel_rps_boost(struct i915_request *rq); 28 void intel_rps_dec_waiters(struct intel_rps *rps); 29 u32 intel_rps_get_boost_frequency(struct intel_rps *rps); 30 int intel_rps_set_boost_frequency(struct intel_rps *rps, u32 freq); 31 32 int intel_rps_set(struct intel_rps *rps, u8 val); 33 void intel_rps_mark_interactive(struct intel_rps *rps, bool interactive); 34 35 int intel_gpu_freq(struct intel_rps *rps, int val); 36 int intel_freq_opcode(struct intel_rps *rps, int val); 37 u32 intel_rps_get_cagf(struct intel_rps *rps, u32 rpstat1); 38 u32 intel_rps_read_actual_frequency(struct intel_rps *rps); 39 u32 intel_rps_get_requested_frequency(struct intel_rps *rps); 40 u32 intel_rps_get_min_frequency(struct intel_rps *rps); 41 u32 intel_rps_get_min_raw_freq(struct intel_rps *rps); 42 int intel_rps_set_min_frequency(struct intel_rps *rps, u32 val); 43 u32 intel_rps_get_max_frequency(struct intel_rps *rps); 44 u32 intel_rps_get_max_raw_freq(struct intel_rps *rps); 45 int intel_rps_set_max_frequency(struct intel_rps *rps, u32 val); 46 u32 intel_rps_get_rp0_frequency(struct intel_rps *rps); 47 u32 intel_rps_get_rp1_frequency(struct intel_rps *rps); 48 u32 intel_rps_get_rpn_frequency(struct intel_rps *rps); 49 u32 intel_rps_read_punit_req(struct intel_rps *rps); 50 u32 intel_rps_read_punit_req_frequency(struct intel_rps *rps); 51 void gen6_rps_get_freq_caps(struct intel_rps *rps, struct intel_rps_freq_caps *caps); 52 void intel_rps_raise_unslice(struct intel_rps *rps); 53 void intel_rps_lower_unslice(struct intel_rps *rps); 54 55 u32 intel_rps_read_throttle_reason(struct intel_rps *rps); 56 bool rps_read_mask_mmio(struct intel_rps *rps, i915_reg_t reg32, u32 mask); 57 58 void gen6_rps_frequency_dump(struct intel_rps *rps, struct drm_printer *p); 59 60 void gen5_rps_irq_handler(struct intel_rps *rps); 61 void gen6_rps_irq_handler(struct intel_rps *rps, u32 pm_iir); 62 void gen11_rps_irq_handler(struct intel_rps *rps, u32 pm_iir); 63 64 static inline bool intel_rps_is_enabled(const struct intel_rps *rps) 65 { 66 return test_bit(INTEL_RPS_ENABLED, &rps->flags); 67 } 68 69 static inline void intel_rps_set_enabled(struct intel_rps *rps) 70 { 71 set_bit(INTEL_RPS_ENABLED, &rps->flags); 72 } 73 74 static inline void intel_rps_clear_enabled(struct intel_rps *rps) 75 { 76 clear_bit(INTEL_RPS_ENABLED, &rps->flags); 77 } 78 79 static inline bool intel_rps_is_active(const struct intel_rps *rps) 80 { 81 return test_bit(INTEL_RPS_ACTIVE, &rps->flags); 82 } 83 84 static inline void intel_rps_set_active(struct intel_rps *rps) 85 { 86 set_bit(INTEL_RPS_ACTIVE, &rps->flags); 87 } 88 89 static inline bool intel_rps_clear_active(struct intel_rps *rps) 90 { 91 return test_and_clear_bit(INTEL_RPS_ACTIVE, &rps->flags); 92 } 93 94 static inline bool intel_rps_has_interrupts(const struct intel_rps *rps) 95 { 96 return test_bit(INTEL_RPS_INTERRUPTS, &rps->flags); 97 } 98 99 static inline void intel_rps_set_interrupts(struct intel_rps *rps) 100 { 101 set_bit(INTEL_RPS_INTERRUPTS, &rps->flags); 102 } 103 104 static inline void intel_rps_clear_interrupts(struct intel_rps *rps) 105 { 106 clear_bit(INTEL_RPS_INTERRUPTS, &rps->flags); 107 } 108 109 static inline bool intel_rps_uses_timer(const struct intel_rps *rps) 110 { 111 return test_bit(INTEL_RPS_TIMER, &rps->flags); 112 } 113 114 static inline void intel_rps_set_timer(struct intel_rps *rps) 115 { 116 set_bit(INTEL_RPS_TIMER, &rps->flags); 117 } 118 119 static inline void intel_rps_clear_timer(struct intel_rps *rps) 120 { 121 clear_bit(INTEL_RPS_TIMER, &rps->flags); 122 } 123 124 #endif /* INTEL_RPS_H */ 125