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 | 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 | return false; |
45 | default: |
46 | /* Add a case to switch */ |
47 | BREAK_TO_DEBUGGER(); |
48 | return false; |
49 | } |
50 | } |
51 | |
52 | bool is_lower_pipe_tree_visible(struct pipe_ctx *pipe_ctx) |
53 | { |
54 | if (pipe_ctx->plane_state && pipe_ctx->plane_state->visible) |
55 | return true; |
56 | if (pipe_ctx->bottom_pipe && is_lower_pipe_tree_visible(pipe_ctx: pipe_ctx->bottom_pipe)) |
57 | return true; |
58 | return false; |
59 | } |
60 | |
61 | bool is_upper_pipe_tree_visible(struct pipe_ctx *pipe_ctx) |
62 | { |
63 | if (pipe_ctx->plane_state && pipe_ctx->plane_state->visible) |
64 | return true; |
65 | if (pipe_ctx->top_pipe && is_upper_pipe_tree_visible(pipe_ctx: pipe_ctx->top_pipe)) |
66 | return true; |
67 | return false; |
68 | } |
69 | |
70 | bool is_pipe_tree_visible(struct pipe_ctx *pipe_ctx) |
71 | { |
72 | if (pipe_ctx->plane_state && pipe_ctx->plane_state->visible) |
73 | return true; |
74 | if (pipe_ctx->top_pipe && is_upper_pipe_tree_visible(pipe_ctx: pipe_ctx->top_pipe)) |
75 | return true; |
76 | if (pipe_ctx->bottom_pipe && is_lower_pipe_tree_visible(pipe_ctx: pipe_ctx->bottom_pipe)) |
77 | return true; |
78 | return false; |
79 | } |
80 | |
81 | void build_prescale_params(struct dc_bias_and_scale *bias_and_scale, |
82 | const struct dc_plane_state *plane_state) |
83 | { |
84 | if (plane_state->format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN |
85 | && plane_state->format != SURFACE_PIXEL_FORMAT_INVALID |
86 | && plane_state->input_csc_color_matrix.enable_adjustment |
87 | && plane_state->coeff_reduction_factor.value != 0) { |
88 | bias_and_scale->scale_blue = fixed_point_to_int_frac( |
89 | arg: dc_fixpt_mul(arg1: plane_state->coeff_reduction_factor, |
90 | arg2: dc_fixpt_from_fraction(numerator: 256, denominator: 255)), |
91 | integer_bits: 2, |
92 | fractional_bits: 13); |
93 | bias_and_scale->scale_red = bias_and_scale->scale_blue; |
94 | bias_and_scale->scale_green = bias_and_scale->scale_blue; |
95 | } else { |
96 | bias_and_scale->scale_blue = 0x2000; |
97 | bias_and_scale->scale_red = 0x2000; |
98 | bias_and_scale->scale_green = 0x2000; |
99 | } |
100 | } |
101 | |
102 | |