drivers/gpu/drm/amd/display/dc/inc/hw/ipp.h

   1 /*
   2  * Copyright 2017 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_IPP_H__
  27 #define __DAL_IPP_H__
  28
  29 #include "hw_shared.h"
  30 #include "dc_hw_types.h"
  31
  32 #define MAXTRIX_COEFFICIENTS_NUMBER 12
  33 #define MAXTRIX_COEFFICIENTS_WRAP_NUMBER (MAXTRIX_COEFFICIENTS_NUMBER + 4)
  34 #define MAX_OVL_MATRIX_COUNT 12
  35
  36 /* IPP RELATED */
  37 struct input_pixel_processor {
  38         struct  dc_context *ctx;
  39         unsigned int inst;
  40         const struct ipp_funcs *funcs;
  41 };
  42
  43 enum ipp_prescale_mode {
  44         IPP_PRESCALE_MODE_BYPASS,
  45         IPP_PRESCALE_MODE_FIXED_SIGNED,
  46         IPP_PRESCALE_MODE_FLOAT_SIGNED,
  47         IPP_PRESCALE_MODE_FIXED_UNSIGNED,
  48         IPP_PRESCALE_MODE_FLOAT_UNSIGNED
  49 };
  50
  51 struct ipp_prescale_params {
  52         enum ipp_prescale_mode mode;
  53         uint16_t bias;
  54         uint16_t scale;
  55 };
  56
  57
  58
  59 enum ovl_color_space {
  60         OVL_COLOR_SPACE_UNKNOWN = 0,
  61         OVL_COLOR_SPACE_RGB,
  62         OVL_COLOR_SPACE_YUV601,
  63         OVL_COLOR_SPACE_YUV709
  64 };
  65
  66
  67 struct ipp_funcs {
  68
  69         /*** cursor ***/
  70         void (*ipp_cursor_set_position)(
  71                 struct input_pixel_processor *ipp,
  72                 const struct dc_cursor_position *position,
  73                 const struct dc_cursor_mi_param *param);
  74
  75         void (*ipp_cursor_set_attributes)(
  76                 struct input_pixel_processor *ipp,
  77                 const struct dc_cursor_attributes *attributes);
  78
  79         /*** setup input pixel processing ***/
  80
  81         /* put the entire pixel processor to bypass */
  82         void (*ipp_full_bypass)(
  83                         struct input_pixel_processor *ipp);
  84
  85         /* setup ipp to expand/convert input to pixel processor internal format */
  86         void (*ipp_setup)(
  87                 struct input_pixel_processor *ipp,
  88                 enum surface_pixel_format format,
  89                 enum expansion_mode mode,
  90                 struct dc_csc_transform input_csc_color_matrix,
  91                 enum dc_color_space input_color_space);
  92
  93         /* DCE function to setup IPP.  TODO: see if we can consolidate to setup */
  94         void (*ipp_program_prescale)(
  95                         struct input_pixel_processor *ipp,
  96                         struct ipp_prescale_params *params);
  97
  98         void (*ipp_program_input_lut)(
  99                         struct input_pixel_processor *ipp,
 100                         const struct dc_gamma *gamma);
 101
 102         /*** DEGAMMA RELATED ***/
 103         void (*ipp_set_degamma)(
 104                 struct input_pixel_processor *ipp,
 105                 enum ipp_degamma_mode mode);
 106
 107         void (*ipp_program_degamma_pwl)(
 108                 struct input_pixel_processor *ipp,
 109                 const struct pwl_params *params);
 110
 111         void (*ipp_destroy)(struct input_pixel_processor **ipp);
 112 };
 113
 114 #endif /* __DAL_IPP_H__ */