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 12struct i915_request; 13struct drm_printer; 14 15#define GT_FREQUENCY_MULTIPLIER 50 16#define GEN9_FREQ_SCALER 3 17 18void intel_rps_init_early(struct intel_rps *rps); 19void intel_rps_init(struct intel_rps *rps); 20void intel_rps_sanitize(struct intel_rps *rps); 21 22void intel_rps_driver_register(struct intel_rps *rps); 23void intel_rps_driver_unregister(struct intel_rps *rps); 24 25void intel_rps_enable(struct intel_rps *rps); 26void intel_rps_disable(struct intel_rps *rps); 27 28void intel_rps_park(struct intel_rps *rps); 29void intel_rps_unpark(struct intel_rps *rps); 30void intel_rps_boost(struct i915_request *rq); 31void intel_rps_dec_waiters(struct intel_rps *rps); 32u32 intel_rps_get_boost_frequency(struct intel_rps *rps); 33int intel_rps_set_boost_frequency(struct intel_rps *rps, u32 freq); 34 35int intel_rps_set(struct intel_rps *rps, u8 val); 36void intel_rps_mark_interactive(struct intel_rps *rps, bool interactive); 37 38int intel_gpu_freq(struct intel_rps *rps, int val); 39int intel_freq_opcode(struct intel_rps *rps, int val); 40u8 intel_rps_get_up_threshold(struct intel_rps *rps); 41int intel_rps_set_up_threshold(struct intel_rps *rps, u8 threshold); 42u8 intel_rps_get_down_threshold(struct intel_rps *rps); 43int intel_rps_set_down_threshold(struct intel_rps *rps, u8 threshold); 44u32 intel_rps_read_actual_frequency(struct intel_rps *rps); 45u32 intel_rps_read_actual_frequency_fw(struct intel_rps *rps); 46u32 intel_rps_get_requested_frequency(struct intel_rps *rps); 47u32 intel_rps_get_min_frequency(struct intel_rps *rps); 48u32 intel_rps_get_min_raw_freq(struct intel_rps *rps); 49int intel_rps_set_min_frequency(struct intel_rps *rps, u32 val); 50u32 intel_rps_get_max_frequency(struct intel_rps *rps); 51u32 intel_rps_get_max_raw_freq(struct intel_rps *rps); 52int intel_rps_set_max_frequency(struct intel_rps *rps, u32 val); 53u32 intel_rps_get_rp0_frequency(struct intel_rps *rps); 54u32 intel_rps_get_rp1_frequency(struct intel_rps *rps); 55u32 intel_rps_get_rpn_frequency(struct intel_rps *rps); 56u32 intel_rps_read_punit_req_frequency(struct intel_rps *rps); 57u32 intel_rps_read_rpstat(struct intel_rps *rps); 58void gen6_rps_get_freq_caps(struct intel_rps *rps, struct intel_rps_freq_caps *caps); 59void intel_rps_raise_unslice(struct intel_rps *rps); 60void intel_rps_lower_unslice(struct intel_rps *rps); 61 62u32 intel_rps_read_throttle_reason(struct intel_rps *rps); 63bool rps_read_mask_mmio(struct intel_rps *rps, i915_reg_t reg32, u32 mask); 64 65void gen6_rps_frequency_dump(struct intel_rps *rps, struct drm_printer *p); 66 67void gen5_rps_irq_handler(struct intel_rps *rps); 68void gen6_rps_irq_handler(struct intel_rps *rps, u32 pm_iir); 69void gen11_rps_irq_handler(struct intel_rps *rps, u32 pm_iir); 70 71static inline bool intel_rps_is_enabled(const struct intel_rps *rps) 72{ 73 return test_bit(INTEL_RPS_ENABLED, &rps->flags); 74} 75 76static inline void intel_rps_set_enabled(struct intel_rps *rps) 77{ 78 set_bit(INTEL_RPS_ENABLED, &rps->flags); 79} 80 81static inline void intel_rps_clear_enabled(struct intel_rps *rps) 82{ 83 clear_bit(INTEL_RPS_ENABLED, &rps->flags); 84} 85 86static inline bool intel_rps_is_active(const struct intel_rps *rps) 87{ 88 return test_bit(INTEL_RPS_ACTIVE, &rps->flags); 89} 90 91static inline void intel_rps_set_active(struct intel_rps *rps) 92{ 93 set_bit(INTEL_RPS_ACTIVE, &rps->flags); 94} 95 96static inline bool intel_rps_clear_active(struct intel_rps *rps) 97{ 98 return test_and_clear_bit(INTEL_RPS_ACTIVE, &rps->flags); 99} 100 101static inline bool intel_rps_has_interrupts(const struct intel_rps *rps) 102{ 103 return test_bit(INTEL_RPS_INTERRUPTS, &rps->flags); 104} 105 106static inline void intel_rps_set_interrupts(struct intel_rps *rps) 107{ 108 set_bit(INTEL_RPS_INTERRUPTS, &rps->flags); 109} 110 111static inline void intel_rps_clear_interrupts(struct intel_rps *rps) 112{ 113 clear_bit(INTEL_RPS_INTERRUPTS, &rps->flags); 114} 115 116static inline bool intel_rps_uses_timer(const struct intel_rps *rps) 117{ 118 return test_bit(INTEL_RPS_TIMER, &rps->flags); 119} 120 121static inline void intel_rps_set_timer(struct intel_rps *rps) 122{ 123 set_bit(INTEL_RPS_TIMER, &rps->flags); 124} 125 126static 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