1 /* 2 * Copyright 2021 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Authors: AMD 23 * 24 */ 25 26 #ifndef __RC_CALC_FPU_H__ 27 #define __RC_CALC_FPU_H__ 28 29 #include "os_types.h" 30 #include <drm/display/drm_dsc.h> 31 32 #define QP_SET_SIZE 15 33 34 typedef int qp_set[QP_SET_SIZE]; 35 36 struct rc_params { 37 int rc_quant_incr_limit0; 38 int rc_quant_incr_limit1; 39 int initial_fullness_offset; 40 int initial_xmit_delay; 41 int first_line_bpg_offset; 42 int second_line_bpg_offset; 43 int flatness_min_qp; 44 int flatness_max_qp; 45 int flatness_det_thresh; 46 qp_set qp_min; 47 qp_set qp_max; 48 qp_set ofs; 49 int rc_model_size; 50 int rc_edge_factor; 51 int rc_tgt_offset_hi; 52 int rc_tgt_offset_lo; 53 int rc_buf_thresh[QP_SET_SIZE - 1]; 54 }; 55 56 enum colour_mode { 57 CM_RGB, /* 444 RGB */ 58 CM_444, /* 444 YUV or simple 422 */ 59 CM_422, /* native 422 */ 60 CM_420 /* native 420 */ 61 }; 62 63 enum bits_per_comp { 64 BPC_8 = 8, 65 BPC_10 = 10, 66 BPC_12 = 12 67 }; 68 69 enum max_min { 70 DAL_MM_MIN = 0, 71 DAL_MM_MAX = 1 72 }; 73 74 struct qp_entry { 75 float bpp; 76 const qp_set qps; 77 }; 78 79 typedef struct qp_entry qp_table[]; 80 81 void _do_calc_rc_params(struct rc_params *rc, 82 enum colour_mode cm, 83 enum bits_per_comp bpc, 84 u16 drm_bpp, 85 bool is_navite_422_or_420, 86 int slice_width, 87 int slice_height, 88 int minor_version); 89 90 #endif 91