1 /*
2 * Copyright 2015 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 "dm_services.h"
27 #include "core_types.h"
28 #include "timing_generator.h"
29 #include "hw_sequencer.h"
30
31 #define NUM_ELEMENTS(a) (sizeof(a) / sizeof((a)[0]))
32
33 /* used as index in array of black_color_format */
34 enum black_color_format {
35 BLACK_COLOR_FORMAT_RGB_FULLRANGE = 0,
36 BLACK_COLOR_FORMAT_RGB_LIMITED,
37 BLACK_COLOR_FORMAT_YUV_TV,
38 BLACK_COLOR_FORMAT_YUV_CV,
39 BLACK_COLOR_FORMAT_YUV_SUPER_AA,
40 BLACK_COLOR_FORMAT_DEBUG,
41 };
42
43 enum dc_color_space_type {
44 COLOR_SPACE_RGB_TYPE,
45 COLOR_SPACE_RGB_LIMITED_TYPE,
46 COLOR_SPACE_YCBCR601_TYPE,
47 COLOR_SPACE_YCBCR709_TYPE,
48 COLOR_SPACE_YCBCR601_LIMITED_TYPE,
49 COLOR_SPACE_YCBCR709_LIMITED_TYPE
50 };
51
52 static const struct tg_color black_color_format[] = {
53 /* BlackColorFormat_RGB_FullRange */
54 {0, 0, 0},
55 /* BlackColorFormat_RGB_Limited */
56 {0x40, 0x40, 0x40},
57 /* BlackColorFormat_YUV_TV */
58 {0x200, 0x40, 0x200},
59 /* BlackColorFormat_YUV_CV */
60 {0x1f4, 0x40, 0x1f4},
61 /* BlackColorFormat_YUV_SuperAA */
62 {0x1a2, 0x20, 0x1a2},
63 /* visual confirm debug */
64 {0xff, 0xff, 0},
65 };
66
67 struct out_csc_color_matrix_type {
68 enum dc_color_space_type color_space_type;
69 uint16_t regval[12];
70 };
71
72 static const struct out_csc_color_matrix_type output_csc_matrix[] = {
73 { COLOR_SPACE_RGB_TYPE,
74 { 0x2000, 0, 0, 0, 0, 0x2000, 0, 0, 0, 0, 0x2000, 0} },
75 { COLOR_SPACE_RGB_LIMITED_TYPE,
76 { 0x1B67, 0, 0, 0x201, 0, 0x1B67, 0, 0x201, 0, 0, 0x1B67, 0x201} },
77 { COLOR_SPACE_YCBCR601_TYPE,
78 { 0xE04, 0xF444, 0xFDB9, 0x1004, 0x831, 0x1016, 0x320, 0x201, 0xFB45,
79 0xF6B7, 0xE04, 0x1004} },
80 { COLOR_SPACE_YCBCR709_TYPE,
81 { 0xE04, 0xF345, 0xFEB7, 0x1004, 0x5D3, 0x1399, 0x1FA,
82 0x201, 0xFCCA, 0xF533, 0xE04, 0x1004} },
83
84 /* TODO: correct values below */
85 { COLOR_SPACE_YCBCR601_LIMITED_TYPE,
86 { 0xE00, 0xF447, 0xFDB9, 0x1000, 0x991,
87 0x12C9, 0x3A6, 0x200, 0xFB47, 0xF6B9, 0xE00, 0x1000} },
88 { COLOR_SPACE_YCBCR709_LIMITED_TYPE,
89 { 0xE00, 0xF349, 0xFEB7, 0x1000, 0x6CE, 0x16E3,
90 0x24F, 0x200, 0xFCCB, 0xF535, 0xE00, 0x1000} },
91 };
92
is_rgb_type(enum dc_color_space color_space)93 static bool is_rgb_type(
94 enum dc_color_space color_space)
95 {
96 bool ret = false;
97
98 if (color_space == COLOR_SPACE_SRGB ||
99 color_space == COLOR_SPACE_XR_RGB ||
100 color_space == COLOR_SPACE_MSREF_SCRGB ||
101 color_space == COLOR_SPACE_2020_RGB_FULLRANGE ||
102 color_space == COLOR_SPACE_ADOBERGB ||
103 color_space == COLOR_SPACE_DCIP3 ||
104 color_space == COLOR_SPACE_DOLBYVISION)
105 ret = true;
106 return ret;
107 }
108
is_rgb_limited_type(enum dc_color_space color_space)109 static bool is_rgb_limited_type(
110 enum dc_color_space color_space)
111 {
112 bool ret = false;
113
114 if (color_space == COLOR_SPACE_SRGB_LIMITED ||
115 color_space == COLOR_SPACE_2020_RGB_LIMITEDRANGE)
116 ret = true;
117 return ret;
118 }
119
is_ycbcr601_type(enum dc_color_space color_space)120 static bool is_ycbcr601_type(
121 enum dc_color_space color_space)
122 {
123 bool ret = false;
124
125 if (color_space == COLOR_SPACE_YCBCR601 ||
126 color_space == COLOR_SPACE_XV_YCC_601)
127 ret = true;
128 return ret;
129 }
130
is_ycbcr601_limited_type(enum dc_color_space color_space)131 static bool is_ycbcr601_limited_type(
132 enum dc_color_space color_space)
133 {
134 bool ret = false;
135
136 if (color_space == COLOR_SPACE_YCBCR601_LIMITED)
137 ret = true;
138 return ret;
139 }
140
is_ycbcr709_type(enum dc_color_space color_space)141 static bool is_ycbcr709_type(
142 enum dc_color_space color_space)
143 {
144 bool ret = false;
145
146 if (color_space == COLOR_SPACE_YCBCR709 ||
147 color_space == COLOR_SPACE_XV_YCC_709)
148 ret = true;
149 return ret;
150 }
151
is_ycbcr709_limited_type(enum dc_color_space color_space)152 static bool is_ycbcr709_limited_type(
153 enum dc_color_space color_space)
154 {
155 bool ret = false;
156
157 if (color_space == COLOR_SPACE_YCBCR709_LIMITED)
158 ret = true;
159 return ret;
160 }
161
162 static
get_color_space_type(enum dc_color_space color_space)163 enum dc_color_space_type get_color_space_type(enum dc_color_space color_space)
164 {
165 enum dc_color_space_type type = COLOR_SPACE_RGB_TYPE;
166
167 if (is_rgb_type(color_space))
168 type = COLOR_SPACE_RGB_TYPE;
169 else if (is_rgb_limited_type(color_space))
170 type = COLOR_SPACE_RGB_LIMITED_TYPE;
171 else if (is_ycbcr601_type(color_space))
172 type = COLOR_SPACE_YCBCR601_TYPE;
173 else if (is_ycbcr709_type(color_space))
174 type = COLOR_SPACE_YCBCR709_TYPE;
175 else if (is_ycbcr601_limited_type(color_space))
176 type = COLOR_SPACE_YCBCR601_LIMITED_TYPE;
177 else if (is_ycbcr709_limited_type(color_space))
178 type = COLOR_SPACE_YCBCR709_LIMITED_TYPE;
179
180 return type;
181 }
182
find_color_matrix(enum dc_color_space color_space,uint32_t * array_size)183 const uint16_t *find_color_matrix(enum dc_color_space color_space,
184 uint32_t *array_size)
185 {
186 int i;
187 enum dc_color_space_type type;
188 const uint16_t *val = NULL;
189 int arr_size = NUM_ELEMENTS(output_csc_matrix);
190
191 type = get_color_space_type(color_space);
192 for (i = 0; i < arr_size; i++)
193 if (output_csc_matrix[i].color_space_type == type) {
194 val = output_csc_matrix[i].regval;
195 *array_size = 12;
196 break;
197 }
198
199 return val;
200 }
201
202
color_space_to_black_color(const struct dc * dc,enum dc_color_space colorspace,struct tg_color * black_color)203 void color_space_to_black_color(
204 const struct dc *dc,
205 enum dc_color_space colorspace,
206 struct tg_color *black_color)
207 {
208 switch (colorspace) {
209 case COLOR_SPACE_YCBCR601:
210 case COLOR_SPACE_YCBCR709:
211 case COLOR_SPACE_YCBCR601_LIMITED:
212 case COLOR_SPACE_YCBCR709_LIMITED:
213 case COLOR_SPACE_2020_YCBCR:
214 *black_color = black_color_format[BLACK_COLOR_FORMAT_YUV_CV];
215 break;
216
217 case COLOR_SPACE_SRGB_LIMITED:
218 *black_color =
219 black_color_format[BLACK_COLOR_FORMAT_RGB_LIMITED];
220 break;
221
222 /**
223 * Remove default and add case for all color space
224 * so when we forget to add new color space
225 * compiler will give a warning
226 */
227 case COLOR_SPACE_UNKNOWN:
228 case COLOR_SPACE_SRGB:
229 case COLOR_SPACE_XR_RGB:
230 case COLOR_SPACE_MSREF_SCRGB:
231 case COLOR_SPACE_XV_YCC_709:
232 case COLOR_SPACE_XV_YCC_601:
233 case COLOR_SPACE_2020_RGB_FULLRANGE:
234 case COLOR_SPACE_2020_RGB_LIMITEDRANGE:
235 case COLOR_SPACE_ADOBERGB:
236 case COLOR_SPACE_DCIP3:
237 case COLOR_SPACE_DISPLAYNATIVE:
238 case COLOR_SPACE_DOLBYVISION:
239 case COLOR_SPACE_APPCTRL:
240 case COLOR_SPACE_CUSTOMPOINTS:
241 /* fefault is sRGB black (full range). */
242 *black_color =
243 black_color_format[BLACK_COLOR_FORMAT_RGB_FULLRANGE];
244 /* default is sRGB black 0. */
245 break;
246 }
247 }
248
hwss_wait_for_blank_complete(struct timing_generator * tg)249 bool hwss_wait_for_blank_complete(
250 struct timing_generator *tg)
251 {
252 int counter;
253
254 /* Not applicable if the pipe is not primary, save 300ms of boot time */
255 if (!tg->funcs->is_blanked)
256 return true;
257 for (counter = 0; counter < 100; counter++) {
258 if (tg->funcs->is_blanked(tg))
259 break;
260
261 msleep(1);
262 }
263
264 if (counter == 100) {
265 dm_error("DC: failed to blank crtc!\n");
266 return false;
267 }
268
269 return true;
270 }
271