1 /* $NetBSD: compressor.h,v 1.2 2021/12/18 23:45:05 riastradh Exp $ */ 2 3 /* 4 * Copyright 2012-15 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 * Authors: AMD 25 * 26 */ 27 28 #ifndef __DAL_COMPRESSOR_H__ 29 #define __DAL_COMPRESSOR_H__ 30 31 #include "include/grph_object_id.h" 32 #include "bios_parser_interface.h" 33 34 enum fbc_compress_ratio { 35 FBC_COMPRESS_RATIO_INVALID = 0, 36 FBC_COMPRESS_RATIO_1TO1 = 1, 37 FBC_COMPRESS_RATIO_2TO1 = 2, 38 FBC_COMPRESS_RATIO_4TO1 = 4, 39 FBC_COMPRESS_RATIO_8TO1 = 8, 40 }; 41 42 union fbc_physical_address { 43 struct { 44 uint32_t low_part; 45 int32_t high_part; 46 } addr; 47 uint64_t quad_part; 48 }; 49 50 struct compr_addr_and_pitch_params { 51 /* enum controller_id controller_id; */ 52 uint32_t inst; 53 uint32_t source_view_width; 54 uint32_t source_view_height; 55 }; 56 57 enum fbc_hw_max_resolution_supported { 58 FBC_MAX_X = 3840, 59 FBC_MAX_Y = 2400, 60 FBC_MAX_X_SG = 1920, 61 FBC_MAX_Y_SG = 1080, 62 }; 63 64 struct compressor; 65 66 struct compressor_funcs { 67 68 void (*power_up_fbc)(struct compressor *cp); 69 void (*enable_fbc)(struct compressor *cp, 70 struct compr_addr_and_pitch_params *params); 71 void (*disable_fbc)(struct compressor *cp); 72 void (*set_fbc_invalidation_triggers)(struct compressor *cp, 73 uint32_t fbc_trigger); 74 void (*surface_address_and_pitch)( 75 struct compressor *cp, 76 struct compr_addr_and_pitch_params *params); 77 bool (*is_fbc_enabled_in_hw)(struct compressor *cp, 78 uint32_t *fbc_mapped_crtc_id); 79 }; 80 struct compressor { 81 struct dc_context *ctx; 82 /* CONTROLLER_ID_D0 + instance, CONTROLLER_ID_UNDEFINED = 0 */ 83 uint32_t attached_inst; 84 bool is_enabled; 85 const struct compressor_funcs *funcs; 86 union { 87 uint32_t raw; 88 struct { 89 uint32_t FBC_SUPPORT:1; 90 uint32_t FB_POOL:1; 91 uint32_t DYNAMIC_ALLOC:1; 92 uint32_t LPT_SUPPORT:1; 93 uint32_t LPT_MC_CONFIG:1; 94 uint32_t DUMMY_BACKEND:1; 95 uint32_t CLK_GATING_DISABLED:1; 96 97 } bits; 98 } options; 99 100 union fbc_physical_address compr_surface_address; 101 102 uint32_t embedded_panel_h_size; 103 uint32_t embedded_panel_v_size; 104 uint32_t memory_bus_width; 105 uint32_t banks_num; 106 uint32_t raw_size; 107 uint32_t channel_interleave_size; 108 uint32_t dram_channels_num; 109 110 uint32_t allocated_size; 111 uint32_t preferred_requested_size; 112 uint32_t lpt_channels_num; 113 enum fbc_compress_ratio min_compress_ratio; 114 }; 115 116 struct fbc_input_info { 117 bool dynamic_fbc_buffer_alloc; 118 unsigned int source_view_width; 119 unsigned int source_view_height; 120 unsigned int num_of_active_targets; 121 }; 122 123 124 struct fbc_requested_compressed_size { 125 unsigned int preferred_size; 126 unsigned int preferred_size_alignment; 127 unsigned int min_size; 128 unsigned int min_size_alignment; 129 union { 130 struct { 131 /* Above preferedSize must be allocated in FB pool */ 132 unsigned int preferred_must_be_framebuffer_pool : 1; 133 /* Above minSize must be allocated in FB pool */ 134 unsigned int min_must_be_framebuffer_pool : 1; 135 } bits; 136 unsigned int flags; 137 }; 138 }; 139 #endif 140