Line data    Source code

       1             : /*
       2             :  * Copyright 2012-15 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 "core_types.h"
      27             : #include "dc_common.h"
      28             : #include "basics/conversion.h"
      29             : 
      30           0 : bool is_rgb_cspace(enum dc_color_space output_color_space)
      31             : {
      32             :         switch (output_color_space) {
      33             :         case COLOR_SPACE_SRGB:
      34             :         case COLOR_SPACE_SRGB_LIMITED:
      35             :         case COLOR_SPACE_2020_RGB_FULLRANGE:
      36             :         case COLOR_SPACE_2020_RGB_LIMITEDRANGE:
      37             :         case COLOR_SPACE_ADOBERGB:
      38             :                 return true;
      39             :         case COLOR_SPACE_YCBCR601:
      40             :         case COLOR_SPACE_YCBCR709:
      41             :         case COLOR_SPACE_YCBCR601_LIMITED:
      42             :         case COLOR_SPACE_YCBCR709_LIMITED:
      43             :         case COLOR_SPACE_2020_YCBCR:
      44           0 :                 return false;
      45             :         default:
      46             :                 /* Add a case to switch */
      47           0 :                 BREAK_TO_DEBUGGER();
      48           0 :                 return false;
      49             :         }
      50             : }
      51             : 
      52           0 : bool is_lower_pipe_tree_visible(struct pipe_ctx *pipe_ctx)
      53             : {
      54           0 :         if (pipe_ctx->plane_state && pipe_ctx->plane_state->visible)
      55             :                 return true;
      56           0 :         if (pipe_ctx->bottom_pipe && is_lower_pipe_tree_visible(pipe_ctx->bottom_pipe))
      57             :                 return true;
      58             :         return false;
      59             : }
      60             : 
      61           0 : bool is_upper_pipe_tree_visible(struct pipe_ctx *pipe_ctx)
      62             : {
      63           0 :         if (pipe_ctx->plane_state && pipe_ctx->plane_state->visible)
      64             :                 return true;
      65           0 :         if (pipe_ctx->top_pipe && is_upper_pipe_tree_visible(pipe_ctx->top_pipe))
      66             :                 return true;
      67             :         return false;
      68             : }
      69             : 
      70           0 : bool is_pipe_tree_visible(struct pipe_ctx *pipe_ctx)
      71             : {
      72           0 :         if (pipe_ctx->plane_state && pipe_ctx->plane_state->visible)
      73             :                 return true;
      74           0 :         if (pipe_ctx->top_pipe && is_upper_pipe_tree_visible(pipe_ctx->top_pipe))
      75             :                 return true;
      76           0 :         if (pipe_ctx->bottom_pipe && is_lower_pipe_tree_visible(pipe_ctx->bottom_pipe))
      77             :                 return true;
      78             :         return false;
      79             : }
      80             : 
      81           0 : void build_prescale_params(struct  dc_bias_and_scale *bias_and_scale,
      82             :                 const struct dc_plane_state *plane_state)
      83             : {
      84           0 :         if (plane_state->format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN
      85           0 :                         && plane_state->format != SURFACE_PIXEL_FORMAT_INVALID
      86           0 :                         && plane_state->input_csc_color_matrix.enable_adjustment
      87           0 :                         && plane_state->coeff_reduction_factor.value != 0) {
      88           0 :                 bias_and_scale->scale_blue = fixed_point_to_int_frac(
      89             :                         dc_fixpt_mul(plane_state->coeff_reduction_factor,
      90             :                                         dc_fixpt_from_fraction(256, 255)),
      91             :                                 2,
      92             :                                 13);
      93           0 :                 bias_and_scale->scale_red = bias_and_scale->scale_blue;
      94           0 :                 bias_and_scale->scale_green = bias_and_scale->scale_blue;
      95             :         } else {
      96           0 :                 bias_and_scale->scale_blue = 0x2000;
      97           0 :                 bias_and_scale->scale_red = 0x2000;
      98           0 :                 bias_and_scale->scale_green = 0x2000;
      99             :         }
     100           0 : }
     101             :