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 #define GT_FREQUENCY_MULTIPLIER 50 16 #define GEN9_FREQ_SCALER 3 17 18 void intel_rps_init_early(struct intel_rps *rps); 19 void intel_rps_init(struct intel_rps *rps); 20 void intel_rps_sanitize(struct intel_rps *rps); 21 22 void intel_rps_driver_register(struct intel_rps *rps); 23 void intel_rps_driver_unregister(struct intel_rps *rps); 24 25 void intel_rps_enable(struct intel_rps *rps); 26 void intel_rps_disable(struct intel_rps *rps); 27 28 void intel_rps_park(struct intel_rps *rps); 29 void intel_rps_unpark(struct intel_rps *rps); 30 void intel_rps_boost(struct i915_request *rq); 31 void intel_rps_dec_waiters(struct intel_rps *rps); 32 u32 intel_rps_get_boost_frequency(struct intel_rps *rps); 33 int intel_rps_set_boost_frequency(struct intel_rps *rps, u32 freq); 34 35 int intel_rps_set(struct intel_rps *rps, u8 val); 36 void intel_rps_mark_interactive(struct intel_rps *rps, bool interactive); 37 38 int intel_gpu_freq(struct intel_rps *rps, int val); 39 int intel_freq_opcode(struct intel_rps *rps, int val); 40 u8 intel_rps_get_up_threshold(struct intel_rps *rps); 41 int intel_rps_set_up_threshold(struct intel_rps *rps, u8 threshold); 42 u8 intel_rps_get_down_threshold(struct intel_rps *rps); 43 int intel_rps_set_down_threshold(struct intel_rps *rps, u8 threshold); 44 u32 intel_rps_read_actual_frequency(struct intel_rps *rps); 45 u32 intel_rps_read_actual_frequency_fw(struct intel_rps *rps); 46 u32 intel_rps_get_requested_frequency(struct intel_rps *rps); 47 u32 intel_rps_get_min_frequency(struct intel_rps *rps); 48 u32 intel_rps_get_min_raw_freq(struct intel_rps *rps); 49 int intel_rps_set_min_frequency(struct intel_rps *rps, u32 val); 50 u32 intel_rps_get_max_frequency(struct intel_rps *rps); 51 u32 intel_rps_get_max_raw_freq(struct intel_rps *rps); 52 int intel_rps_set_max_frequency(struct intel_rps *rps, u32 val); 53 u32 intel_rps_get_rp0_frequency(struct intel_rps *rps); 54 u32 intel_rps_get_rp1_frequency(struct intel_rps *rps); 55 u32 intel_rps_get_rpn_frequency(struct intel_rps *rps); 56 u32 intel_rps_read_punit_req_frequency(struct intel_rps *rps); 57 u32 intel_rps_read_rpstat(struct intel_rps *rps); 58 void gen6_rps_get_freq_caps(struct intel_rps *rps, struct intel_rps_freq_caps *caps); 59 void intel_rps_raise_unslice(struct intel_rps *rps); 60 void intel_rps_lower_unslice(struct intel_rps *rps); 61 62 u32 intel_rps_read_throttle_reason(struct intel_rps *rps); 63 bool rps_read_mask_mmio(struct intel_rps *rps, i915_reg_t reg32, u32 mask); 64 65 void gen6_rps_frequency_dump(struct intel_rps *rps, struct drm_printer *p); 66 67 void gen5_rps_irq_handler(struct intel_rps *rps); 68 void gen6_rps_irq_handler(struct intel_rps *rps, u32 pm_iir); 69 void gen11_rps_irq_handler(struct intel_rps *rps, u32 pm_iir); 70 71 static inline bool intel_rps_is_enabled(const struct intel_rps *rps) 72 { 73 return test_bit(INTEL_RPS_ENABLED, &rps->flags); 74 } 75 76 static inline void intel_rps_set_enabled(struct intel_rps *rps) 77 { 78 set_bit(INTEL_RPS_ENABLED, &rps->flags); 79 } 80 81 static inline void intel_rps_clear_enabled(struct intel_rps *rps) 82 { 83 clear_bit(INTEL_RPS_ENABLED, &rps->flags); 84 } 85 86 static inline bool intel_rps_is_active(const struct intel_rps *rps) 87 { 88 return test_bit(INTEL_RPS_ACTIVE, &rps->flags); 89 } 90 91 static inline void intel_rps_set_active(struct intel_rps *rps) 92 { 93 set_bit(INTEL_RPS_ACTIVE, &rps->flags); 94 } 95 96 static inline bool intel_rps_clear_active(struct intel_rps *rps) 97 { 98 return test_and_clear_bit(INTEL_RPS_ACTIVE, &rps->flags); 99 } 100 101 static inline bool intel_rps_has_interrupts(const struct intel_rps *rps) 102 { 103 return test_bit(INTEL_RPS_INTERRUPTS, &rps->flags); 104 } 105 106 static inline void intel_rps_set_interrupts(struct intel_rps *rps) 107 { 108 set_bit(INTEL_RPS_INTERRUPTS, &rps->flags); 109 } 110 111 static inline void intel_rps_clear_interrupts(struct intel_rps *rps) 112 { 113 clear_bit(INTEL_RPS_INTERRUPTS, &rps->flags); 114 } 115 116 static inline bool intel_rps_uses_timer(const struct intel_rps *rps) 117 { 118 return test_bit(INTEL_RPS_TIMER, &rps->flags); 119 } 120 121 static inline void intel_rps_set_timer(struct intel_rps *rps) 122 { 123 set_bit(INTEL_RPS_TIMER, &rps->flags); 124 } 125 126 static inline void intel_rps_clear_timer(struct intel_rps *rps) 127 { 128 clear_bit(INTEL_RPS_TIMER, &rps->flags); 129 } 130 131 #endif /* INTEL_RPS_H */ 132