LXR linux/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_cm

   1/*
   2 * Copyright 2016 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 __DAL_DCN10_CM_COMMON_H__
  27#define __DAL_DCN10_CM_COMMON_H__
  28
  29#define TF_HELPER_REG_FIELD_LIST(type) \
  30        type exp_region0_lut_offset; \
  31        type exp_region0_num_segments; \
  32        type exp_region1_lut_offset; \
  33        type exp_region1_num_segments;\
  34        type field_region_end;\
  35        type field_region_end_slope;\
  36        type field_region_end_base;\
  37        type exp_region_start;\
  38        type exp_resion_start_segment;\
  39        type field_region_linear_slope
  40
  41#define TF_HELPER_REG_LIST \
  42        uint32_t start_cntl_b; \
  43        uint32_t start_cntl_g; \
  44        uint32_t start_cntl_r; \
  45        uint32_t start_slope_cntl_b; \
  46        uint32_t start_slope_cntl_g; \
  47        uint32_t start_slope_cntl_r; \
  48        uint32_t start_end_cntl1_b; \
  49        uint32_t start_end_cntl2_b; \
  50        uint32_t start_end_cntl1_g; \
  51        uint32_t start_end_cntl2_g; \
  52        uint32_t start_end_cntl1_r; \
  53        uint32_t start_end_cntl2_r; \
  54        uint32_t region_start; \
  55        uint32_t region_end
  56
  57#define TF_CM_REG_FIELD_LIST(type) \
  58        type csc_c11; \
  59        type csc_c12
  60
  61struct xfer_func_shift {
  62        TF_HELPER_REG_FIELD_LIST(uint8_t);
  63};
  64
  65struct xfer_func_mask {
  66        TF_HELPER_REG_FIELD_LIST(uint32_t);
  67};
  68
  69struct xfer_func_reg {
  70        struct xfer_func_shift shifts;
  71        struct xfer_func_mask masks;
  72
  73        TF_HELPER_REG_LIST;
  74};
  75
  76struct cm_color_matrix_shift {
  77        TF_CM_REG_FIELD_LIST(uint8_t);
  78};
  79
  80struct cm_color_matrix_mask {
  81        TF_CM_REG_FIELD_LIST(uint32_t);
  82};
  83
  84struct color_matrices_reg{
  85        struct cm_color_matrix_shift shifts;
  86        struct cm_color_matrix_mask masks;
  87
  88        uint32_t csc_c11_c12;
  89        uint32_t csc_c33_c34;
  90};
  91
  92void cm_helper_program_color_matrices(
  93                struct dc_context *ctx,
  94                const uint16_t *regval,
  95                const struct color_matrices_reg *reg);
  96
  97void cm_helper_program_xfer_func(
  98                struct dc_context *ctx,
  99                const struct pwl_params *params,
 100                const struct xfer_func_reg *reg);
 101
 102bool cm_helper_convert_to_custom_float(
 103                struct pwl_result_data *rgb_resulted,
 104                struct curve_points3 *corner_points,
 105                uint32_t hw_points_num,
 106                bool fixpoint);
 107
 108bool cm_helper_translate_curve_to_hw_format(
 109                const struct dc_transfer_func *output_tf,
 110                struct pwl_params *lut_params, bool fixpoint);
 111
 112bool cm_helper_translate_curve_to_degamma_hw_format(
 113                                const struct dc_transfer_func *output_tf,
 114                                struct pwl_params *lut_params);
 115
 116
 117#endif
 118