/*
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* Copyright 2012-15 Advanced Micro Devices, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: AMD
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*
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*/
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#include "core_types.h"
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#include "dc_common.h"
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#include "basics/conversion.h"
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bool is_rgb_cspace(enum dc_color_space output_color_space)
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{
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switch (output_color_space) {
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case COLOR_SPACE_SRGB:
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case COLOR_SPACE_SRGB_LIMITED:
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case COLOR_SPACE_2020_RGB_FULLRANGE:
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case COLOR_SPACE_2020_RGB_LIMITEDRANGE:
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case COLOR_SPACE_ADOBERGB:
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return true;
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case COLOR_SPACE_YCBCR601:
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case COLOR_SPACE_YCBCR709:
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case COLOR_SPACE_YCBCR601_LIMITED:
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case COLOR_SPACE_YCBCR709_LIMITED:
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case COLOR_SPACE_2020_YCBCR:
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return false;
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default:
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/* Add a case to switch */
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BREAK_TO_DEBUGGER();
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return false;
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}
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}
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bool is_lower_pipe_tree_visible(struct pipe_ctx *pipe_ctx)
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{
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if (pipe_ctx->plane_state && pipe_ctx->plane_state->visible)
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return true;
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if (pipe_ctx->bottom_pipe && is_lower_pipe_tree_visible(pipe_ctx->bottom_pipe))
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return true;
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return false;
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}
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bool is_upper_pipe_tree_visible(struct pipe_ctx *pipe_ctx)
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{
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if (pipe_ctx->plane_state && pipe_ctx->plane_state->visible)
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return true;
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if (pipe_ctx->top_pipe && is_upper_pipe_tree_visible(pipe_ctx->top_pipe))
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return true;
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return false;
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}
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bool is_pipe_tree_visible(struct pipe_ctx *pipe_ctx)
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{
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if (pipe_ctx->plane_state && pipe_ctx->plane_state->visible)
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return true;
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if (pipe_ctx->top_pipe && is_upper_pipe_tree_visible(pipe_ctx->top_pipe))
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return true;
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if (pipe_ctx->bottom_pipe && is_lower_pipe_tree_visible(pipe_ctx->bottom_pipe))
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return true;
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return false;
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}
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void build_prescale_params(struct dc_bias_and_scale *bias_and_scale,
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const struct dc_plane_state *plane_state)
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{
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if (plane_state->format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN
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&& plane_state->format != SURFACE_PIXEL_FORMAT_INVALID
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&& plane_state->input_csc_color_matrix.enable_adjustment
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&& plane_state->coeff_reduction_factor.value != 0) {
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bias_and_scale->scale_blue = fixed_point_to_int_frac(
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dc_fixpt_mul(plane_state->coeff_reduction_factor,
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dc_fixpt_from_fraction(256, 255)),
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2,
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13);
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bias_and_scale->scale_red = bias_and_scale->scale_blue;
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bias_and_scale->scale_green = bias_and_scale->scale_blue;
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} else {
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bias_and_scale->scale_blue = 0x2000;
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bias_and_scale->scale_red = 0x2000;
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bias_and_scale->scale_green = 0x2000;
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}
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}
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