LXR linux/drivers/gpu/drm/amd/display/dc/dml/display_mode

   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#include "display_mode_lib.h"
  27#include "dc_features.h"
  28
  29extern const struct _vcs_dpi_ip_params_st dcn1_0_ip;
  30extern const struct _vcs_dpi_soc_bounding_box_st dcn1_0_soc;
  31
  32static void set_soc_bounding_box(struct _vcs_dpi_soc_bounding_box_st *soc, enum dml_project project)
  33{
  34        switch (project) {
  35        case DML_PROJECT_RAVEN1:
  36                *soc = dcn1_0_soc;
  37                break;
  38        default:
  39                ASSERT(0);
  40                break;
  41        }
  42}
  43
  44static void set_ip_params(struct _vcs_dpi_ip_params_st *ip, enum dml_project project)
  45{
  46        switch (project) {
  47        case DML_PROJECT_RAVEN1:
  48                *ip = dcn1_0_ip;
  49                break;
  50        default:
  51                ASSERT(0);
  52                break;
  53        }
  54}
  55
  56void dml_init_instance(struct display_mode_lib *lib, enum dml_project project)
  57{
  58        if (lib->project != project) {
  59                set_soc_bounding_box(&lib->soc, project);
  60                set_ip_params(&lib->ip, project);
  61                lib->project = project;
  62        }
  63}
  64
  65const char *dml_get_status_message(enum dm_validation_status status)
  66{
  67        switch (status) {
  68        case DML_VALIDATION_OK:                   return "Validation OK";
  69        case DML_FAIL_SCALE_RATIO_TAP:            return "Scale ratio/tap";
  70        case DML_FAIL_SOURCE_PIXEL_FORMAT:        return "Source pixel format";
  71        case DML_FAIL_VIEWPORT_SIZE:              return "Viewport size";
  72        case DML_FAIL_TOTAL_V_ACTIVE_BW:          return "Total vertical active bandwidth";
  73        case DML_FAIL_DIO_SUPPORT:                return "DIO support";
  74        case DML_FAIL_NOT_ENOUGH_DSC:             return "Not enough DSC Units";
  75        case DML_FAIL_DSC_CLK_REQUIRED:           return "DSC clock required";
  76        case DML_FAIL_URGENT_LATENCY:             return "Urgent latency";
  77        case DML_FAIL_REORDERING_BUFFER:          return "Re-ordering buffer";
  78        case DML_FAIL_DISPCLK_DPPCLK:             return "Dispclk and Dppclk";
  79        case DML_FAIL_TOTAL_AVAILABLE_PIPES:      return "Total available pipes";
  80        case DML_FAIL_NUM_OTG:                    return "Number of OTG";
  81        case DML_FAIL_WRITEBACK_MODE:             return "Writeback mode";
  82        case DML_FAIL_WRITEBACK_LATENCY:          return "Writeback latency";
  83        case DML_FAIL_WRITEBACK_SCALE_RATIO_TAP:  return "Writeback scale ratio/tap";
  84        case DML_FAIL_CURSOR_SUPPORT:             return "Cursor support";
  85        case DML_FAIL_PITCH_SUPPORT:              return "Pitch support";
  86        case DML_FAIL_PTE_BUFFER_SIZE:            return "PTE buffer size";
  87        case DML_FAIL_DSC_INPUT_BPC:              return "DSC input bpc";
  88        case DML_FAIL_PREFETCH_SUPPORT:           return "Prefetch support";
  89        case DML_FAIL_V_RATIO_PREFETCH:           return "Vertical ratio prefetch";
  90        default:                                  return "Unknown Status";
  91        }
  92}
  93