1 /*
2 * Copyright (c) 2016-2017, The Linux Foundation. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above
10 * copyright notice, this list of conditions and the following
11 * disclaimer in the documentation and/or other materials provided
12 * with the distribution.
13 * * Neither the name of The Linux Foundation nor the names of its
14 * contributors may be used to endorse or promote products derived
15 * from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30 #include <stdio.h>
31 #include <utils/debug.h>
32
33 #include "hw_scale_drm.h"
34
35 #define __CLASS__ "HWScaleDRM"
36
37 namespace sdm {
38
GetScalingFilter(ScalingFilterConfig filter_cfg)39 static uint32_t GetScalingFilter(ScalingFilterConfig filter_cfg) {
40 switch (filter_cfg) {
41 case kFilterEdgeDirected:
42 return FILTER_EDGE_DIRECTED_2D;
43 case kFilterCircular:
44 return FILTER_CIRCULAR_2D;
45 case kFilterSeparable:
46 return FILTER_SEPARABLE_1D;
47 case kFilterBilinear:
48 return FILTER_BILINEAR;
49 default:
50 DLOGE("Invalid Scaling Filter");
51 return kFilterMax;
52 }
53 }
54
GetAlphaInterpolation(HWAlphaInterpolation alpha_filter_cfg)55 static uint32_t GetAlphaInterpolation(HWAlphaInterpolation alpha_filter_cfg) {
56 switch (alpha_filter_cfg) {
57 case kInterpolationPixelRepeat:
58 return FILTER_ALPHA_DROP_REPEAT;
59 case kInterpolationBilinear:
60 return FILTER_ALPHA_BILINEAR;
61 case kInterpolation2D:
62 return FILTER_ALPHA_2D;
63 default:
64 DLOGE("Invalid Alpha Interpolation");
65 return kInterpolationMax;
66 }
67 }
68
SetScaler(const HWScaleData & scale_data,SDEScaler * scaler)69 void HWScaleDRM::SetScaler(const HWScaleData &scale_data, SDEScaler *scaler) {
70 if (version_ == Version::V2) {
71 SetScalerV2(scale_data, &scaler->scaler_v2);
72 }
73 }
74
SetScalerV2(const HWScaleData & scale_data,sde_drm_scaler_v2 * scaler)75 void HWScaleDRM::SetScalerV2(const HWScaleData &scale_data, sde_drm_scaler_v2 *scaler) {
76 if (!scale_data.enable.scale && !scale_data.enable.direction_detection &&
77 !scale_data.enable.detail_enhance) {
78 scaler->enable = 0;
79 scaler->dir_en = 0;
80 scaler->de.enable = 0;
81 return;
82 }
83
84 scaler->enable = scale_data.enable.scale | scale_data.enable.direction_detection |
85 scale_data.detail_enhance.enable;
86
87 scaler->dir_en = scale_data.enable.direction_detection;
88 scaler->de.enable = scale_data.detail_enhance.enable;
89
90 for (int i = 0; i < SDE_MAX_PLANES; i++) {
91 const HWPlane &plane = scale_data.plane[i];
92 scaler->init_phase_x[i] = plane.init_phase_x;
93 scaler->phase_step_x[i] = plane.phase_step_x;
94 scaler->init_phase_y[i] = plane.init_phase_y;
95 scaler->phase_step_y[i] = plane.phase_step_y;
96
97 // TODO(user): Remove right, bottom from HWPlane and rename to LR, TB similar to qseed3
98 // Also remove roi_width which is unused.
99 scaler->pe.num_ext_pxls_lr[i] = plane.left.extension;
100 scaler->pe.num_ext_pxls_tb[i] = plane.top.extension;
101
102 scaler->pe.left_ftch[i] = plane.left.overfetch;
103 scaler->pe.top_ftch[i] = plane.top.overfetch;
104 scaler->pe.right_ftch[i] = plane.right.overfetch;
105 scaler->pe.btm_ftch[i] = plane.bottom.overfetch;
106
107 scaler->pe.left_rpt[i] = plane.left.repeat;
108 scaler->pe.top_rpt[i] = plane.top.repeat;
109 scaler->pe.right_rpt[i] = plane.right.repeat;
110 scaler->pe.btm_rpt[i] = plane.bottom.repeat;
111
112 scaler->preload_x[i] = UINT32(plane.preload_x);
113 scaler->preload_y[i] = UINT32(plane.preload_y);
114
115 scaler->src_width[i] = plane.src_width;
116 scaler->src_height[i] = plane.src_height;
117 }
118
119 scaler->dst_width = scale_data.dst_width;
120 scaler->dst_height = scale_data.dst_height;
121
122 scaler->y_rgb_filter_cfg = GetScalingFilter(scale_data.y_rgb_filter_cfg);
123 scaler->uv_filter_cfg = GetScalingFilter(scale_data.uv_filter_cfg);
124 scaler->alpha_filter_cfg = GetAlphaInterpolation(scale_data.alpha_filter_cfg);
125 scaler->blend_cfg = scale_data.blend_cfg;
126
127 scaler->lut_flag = (scale_data.lut_flag.lut_swap ? SCALER_LUT_SWAP : 0) |
128 (scale_data.lut_flag.lut_dir_wr ? SCALER_LUT_DIR_WR : 0) |
129 (scale_data.lut_flag.lut_y_cir_wr ? SCALER_LUT_Y_CIR_WR : 0) |
130 (scale_data.lut_flag.lut_uv_cir_wr ? SCALER_LUT_UV_CIR_WR : 0) |
131 (scale_data.lut_flag.lut_y_sep_wr ? SCALER_LUT_Y_SEP_WR : 0) |
132 (scale_data.lut_flag.lut_uv_sep_wr ? SCALER_LUT_UV_SEP_WR : 0);
133
134 scaler->dir_lut_idx = scale_data.dir_lut_idx;
135 scaler->y_rgb_cir_lut_idx = scale_data.y_rgb_cir_lut_idx;
136 scaler->uv_cir_lut_idx = scale_data.uv_cir_lut_idx;
137 scaler->y_rgb_sep_lut_idx = scale_data.y_rgb_sep_lut_idx;
138 scaler->uv_sep_lut_idx = scale_data.uv_sep_lut_idx;
139
140 if (scaler->de.enable) {
141 sde_drm_de_v1 *det_enhance = &scaler->de;
142 det_enhance->sharpen_level1 = scale_data.detail_enhance.sharpen_level1;
143 det_enhance->sharpen_level2 = scale_data.detail_enhance.sharpen_level2;
144 det_enhance->clip = scale_data.detail_enhance.clip;
145 det_enhance->limit = scale_data.detail_enhance.limit;
146 det_enhance->thr_quiet = scale_data.detail_enhance.thr_quiet;
147 det_enhance->thr_dieout = scale_data.detail_enhance.thr_dieout;
148 det_enhance->thr_low = scale_data.detail_enhance.thr_low;
149 det_enhance->thr_high = scale_data.detail_enhance.thr_high;
150 det_enhance->prec_shift = scale_data.detail_enhance.prec_shift;
151
152 for (int i = 0; i < SDE_MAX_DE_CURVES; i++) {
153 det_enhance->adjust_a[i] = scale_data.detail_enhance.adjust_a[i];
154 det_enhance->adjust_b[i] = scale_data.detail_enhance.adjust_b[i];
155 det_enhance->adjust_c[i] = scale_data.detail_enhance.adjust_c[i];
156 }
157 }
158
159 return;
160 }
161
162 } // namespace sdm
163