1/* $NetBSD: amdgpu_socbb.h,v 1.2 2021/12/18 23:44:58 riastradh Exp $ */ 2 3/* 4 * Copyright 2019 Advanced Micro Devices, Inc. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 * 24 */ 25#ifndef __AMDGPU_SOCBB_H__ 26#define __AMDGPU_SOCBB_H__ 27 28struct gpu_info_voltage_scaling_v1_0 { 29 uint32_t state; 30 uint32_t dscclk_mhz; 31 uint32_t dcfclk_mhz; 32 uint32_t socclk_mhz; 33 uint32_t dram_speed_mts; 34 uint32_t fabricclk_mhz; 35 uint32_t dispclk_mhz; 36 uint32_t phyclk_mhz; 37 uint32_t dppclk_mhz; 38}; 39 40struct gpu_info_soc_bounding_box_v1_0 { 41 uint32_t sr_exit_time_us; 42 uint32_t sr_enter_plus_exit_time_us; 43 uint32_t urgent_latency_us; 44 uint32_t urgent_latency_pixel_data_only_us; 45 uint32_t urgent_latency_pixel_mixed_with_vm_data_us; 46 uint32_t urgent_latency_vm_data_only_us; 47 uint32_t writeback_latency_us; 48 uint32_t ideal_dram_bw_after_urgent_percent; 49 uint32_t pct_ideal_dram_sdp_bw_after_urgent_pixel_only; // PercentOfIdealDRAMFabricAndSDPPortBWReceivedAfterUrgLatencyPixelDataOnly 50 uint32_t pct_ideal_dram_sdp_bw_after_urgent_pixel_and_vm; 51 uint32_t pct_ideal_dram_sdp_bw_after_urgent_vm_only; 52 uint32_t max_avg_sdp_bw_use_normal_percent; 53 uint32_t max_avg_dram_bw_use_normal_percent; 54 uint32_t max_request_size_bytes; 55 uint32_t downspread_percent; 56 uint32_t dram_page_open_time_ns; 57 uint32_t dram_rw_turnaround_time_ns; 58 uint32_t dram_return_buffer_per_channel_bytes; 59 uint32_t dram_channel_width_bytes; 60 uint32_t fabric_datapath_to_dcn_data_return_bytes; 61 uint32_t dcn_downspread_percent; 62 uint32_t dispclk_dppclk_vco_speed_mhz; 63 uint32_t dfs_vco_period_ps; 64 uint32_t urgent_out_of_order_return_per_channel_pixel_only_bytes; 65 uint32_t urgent_out_of_order_return_per_channel_pixel_and_vm_bytes; 66 uint32_t urgent_out_of_order_return_per_channel_vm_only_bytes; 67 uint32_t round_trip_ping_latency_dcfclk_cycles; 68 uint32_t urgent_out_of_order_return_per_channel_bytes; 69 uint32_t channel_interleave_bytes; 70 uint32_t num_banks; 71 uint32_t num_chans; 72 uint32_t vmm_page_size_bytes; 73 uint32_t dram_clock_change_latency_us; 74 uint32_t writeback_dram_clock_change_latency_us; 75 uint32_t return_bus_width_bytes; 76 uint32_t voltage_override; 77 uint32_t xfc_bus_transport_time_us; 78 uint32_t xfc_xbuf_latency_tolerance_us; 79 uint32_t use_urgent_burst_bw; 80 uint32_t num_states; 81 struct gpu_info_voltage_scaling_v1_0 clock_limits[8]; 82}; 83 84#endif 85