1 /* SPDX-License-Identifier: MIT */ 2 /* 3 * Copyright © 2021 Intel Corporation 4 */ 5 6 #ifndef _INTEL_GUC_SLPC_H_ 7 #define _INTEL_GUC_SLPC_H_ 8 9 #include "intel_guc_submission.h" 10 #include "intel_guc_slpc_types.h" 11 12 #define SLPC_MAX_FREQ_MHZ 4250 13 14 struct intel_gt; 15 struct drm_printer; 16 17 static inline bool intel_guc_slpc_is_supported(struct intel_guc *guc) 18 { 19 return guc->slpc.supported; 20 } 21 22 static inline bool intel_guc_slpc_is_wanted(struct intel_guc *guc) 23 { 24 return guc->slpc.selected; 25 } 26 27 static inline bool intel_guc_slpc_is_used(struct intel_guc *guc) 28 { 29 return intel_guc_submission_is_used(guc) && intel_guc_slpc_is_wanted(guc); 30 } 31 32 void intel_guc_slpc_init_early(struct intel_guc_slpc *slpc); 33 34 int intel_guc_slpc_init(struct intel_guc_slpc *slpc); 35 int intel_guc_slpc_enable(struct intel_guc_slpc *slpc); 36 void intel_guc_slpc_fini(struct intel_guc_slpc *slpc); 37 int intel_guc_slpc_set_max_freq(struct intel_guc_slpc *slpc, u32 val); 38 int intel_guc_slpc_set_min_freq(struct intel_guc_slpc *slpc, u32 val); 39 int intel_guc_slpc_set_boost_freq(struct intel_guc_slpc *slpc, u32 val); 40 int intel_guc_slpc_get_max_freq(struct intel_guc_slpc *slpc, u32 *val); 41 int intel_guc_slpc_get_min_freq(struct intel_guc_slpc *slpc, u32 *val); 42 int intel_guc_slpc_print_info(struct intel_guc_slpc *slpc, struct drm_printer *p); 43 int intel_guc_slpc_set_media_ratio_mode(struct intel_guc_slpc *slpc, u32 val); 44 void intel_guc_pm_intrmsk_enable(struct intel_gt *gt); 45 void intel_guc_slpc_boost(struct intel_guc_slpc *slpc); 46 void intel_guc_slpc_dec_waiters(struct intel_guc_slpc *slpc); 47 int intel_guc_slpc_unset_gucrc_mode(struct intel_guc_slpc *slpc); 48 int intel_guc_slpc_override_gucrc_mode(struct intel_guc_slpc *slpc, u32 mode); 49 50 #endif 51