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