1 /*
2 * Copyright Samsung Electronics Co.,LTD.
3 * Copyright (C) 2017 The Android Open Source Project
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 #define ATRACE_TAG (ATRACE_TAG_GRAPHICS | ATRACE_TAG_HAL)
19
20 #include "acrylic_g2d.h"
21
22 #include <alloca.h>
23 #include <exynos_format.h> // hardware/smasung_slsi/exynos/include
24 #include <hardware/hwcomposer2.h>
25 #include <log/log.h>
26 #include <sys/ioctl.h>
27 #include <system/graphics.h>
28 #include <utils/Trace.h>
29
30 #include <algorithm>
31 #include <cstring>
32
33 enum {
34 G2D_CSC_STD_UNDEFINED = -1,
35 G2D_CSC_STD_601 = 0,
36 G2D_CSC_STD_709 = 1,
37 G2D_CSC_STD_2020 = 2,
38 G2D_CSC_STD_P3 = 3,
39
40 G2D_CSC_STD_COUNT = 4,
41 };
42
43 enum {
44 G2D_CSC_RANGE_LIMITED,
45 G2D_CSC_RANGE_FULL,
46
47 G2D_CSC_RANGE_COUNT,
48 };
49
50 static char csc_std_to_matrix_index[] = {
51 G2D_CSC_STD_709, // HAL_DATASPACE_STANDARD_UNSPECIFIED
52 G2D_CSC_STD_709, // HAL_DATASPACE_STANDARD_BT709
53 G2D_CSC_STD_601, // HAL_DATASPACE_STANDARD_BT601_625
54 G2D_CSC_STD_601, // HAL_DATASPACE_STANDARD_BT601_625_UNADJUSTED
55 G2D_CSC_STD_601, // HAL_DATASPACE_STANDARD_BT601_525
56 G2D_CSC_STD_601, // HAL_DATASPACE_STANDARD_BT601_525_UNADJUSTED
57 G2D_CSC_STD_2020, // HAL_DATASPACE_STANDARD_BT2020
58 G2D_CSC_STD_2020, // HAL_DATASPACE_STANDARD_BT2020_CONSTANT_LUMINANCE
59 static_cast<char>(G2D_CSC_STD_UNDEFINED), // HAL_DATASPACE_STANDARD_BT470M
60 G2D_CSC_STD_709, // HAL_DATASPACE_STANDARD_FILM
61 G2D_CSC_STD_P3, // HAL_DATASPACE_STANDARD_DCI_P3
62 static_cast<char>(G2D_CSC_STD_UNDEFINED), // HAL_DATASPACE_STANDARD_ADOBE_RGB
63 };
64
65 static uint16_t YCbCr2sRGBCoefficients[G2D_CSC_STD_COUNT * G2D_CSC_RANGE_COUNT][9] = {
66 {0x0254, 0x0000, 0x0331, 0x0254, 0xFF37, 0xFE60, 0x0254, 0x0409, 0x0000}, // 601 limited
67 {0x0200, 0x0000, 0x02BE, 0x0200, 0xFF54, 0xFE9B, 0x0200, 0x0377, 0x0000}, // 601 full
68 {0x0254, 0x0000, 0x0396, 0x0254, 0xFF93, 0xFEEF, 0x0254, 0x043A, 0x0000}, // 709 limited
69 {0x0200, 0x0000, 0x0314, 0x0200, 0xFFA2, 0xFF16, 0x0200, 0x03A1, 0x0000}, // 709 full
70 {0x0254, 0x0000, 0x035B, 0x0254, 0xFFA0, 0xFEB3, 0x0254, 0x0449, 0x0000}, // 2020 limited
71 {0x0200, 0x0000, 0x02E2, 0x0200, 0xFFAE, 0xFEE2, 0x0200, 0x03AE, 0x0000}, // 2020 full
72 {0x0254, 0x0000, 0x03AE, 0x0254, 0xFF96, 0xFEEE, 0x0254, 0x0456, 0x0000}, // DCI-P3 limited
73 {0x0200, 0x0000, 0x0329, 0x0200, 0xFFA5, 0xFF15, 0x0200, 0x03B9, 0x0000}, // DCI-P3 full
74 };
75
76 static uint16_t sRGB2YCbCrCoefficients[G2D_CSC_STD_COUNT * G2D_CSC_RANGE_COUNT][9] = {
77 {0x0083, 0x0102, 0x0032, 0xFFB4, 0xFF6B, 0x00E1, 0x00E1, 0xFF44, 0xFFDB}, // 601 limited
78 {0x0099, 0x012D, 0x003A, 0xFFA8, 0xFF53, 0x0106, 0x0106, 0xFF25, 0xFFD5}, // 601 full
79 {0x005D, 0x013A, 0x0020, 0xFFCC, 0xFF53, 0x00E1, 0x00E1, 0xFF34, 0xFFEB}, // 709 limited
80 {0x006D, 0x016E, 0x0025, 0xFFC4, 0xFF36, 0x0106, 0x0106, 0xFF12, 0xFFE8}, // 709 full
81 {0x0074, 0x012A, 0x001A, 0xFFC1, 0xFF5A, 0x00E1, 0x00E1, 0xFF31, 0xFFEE}, // 2020 limited
82 {0x0087, 0x015B, 0x001E, 0xFFB7, 0xFF43, 0x0106, 0x0106, 0xFF0F, 0xFFEB}, // 2020 full
83 {0x006B, 0x0171, 0x0023, 0xFFC6, 0xFF3A, 0x0100, 0x0100, 0xFF16, 0xFFEA}, // DCI-P3 limited(full)
84 {0x006B, 0x0171, 0x0023, 0xFFC6, 0xFF3A, 0x0100, 0x0100, 0xFF16, 0xFFEA}, // DCI-P3 full
85 };
86
87 #define CSC_MATRIX_REGISTER_COUNT 9
88 #define CSC_MATRIX_REGISTER_SIZE (CSC_MATRIX_REGISTER_COUNT * sizeof(uint32_t))
89
g2dfmt_is_ycbcr(unsigned int g2dfmt)90 static inline bool g2dfmt_is_ycbcr(unsigned int g2dfmt)
91 {
92 g2dfmt &= G2D_DATAFMT_MASK;
93 return (G2D_DATAFMT_YUV_MIN <= g2dfmt) && (g2dfmt <= G2D_DATAFMT_YUV_MAX);
94 }
95
96 class CSCMatrixWriter {
97 enum { CSC_MATRIX_MAX_COUNT = 4, CSC_MATRIX_INVALID_INDEX = 200 };
98 enum { CSC_MATRIX_SRC_BASE = 0x2000, CSC_MATRIX_DST_BASE = 0x2100 };
99 public:
CSCMatrixWriter(unsigned int g2dfmt,unsigned int dataspace,uint32_t * command)100 CSCMatrixWriter(unsigned int g2dfmt, unsigned int dataspace, uint32_t *command)
101 : mMatrixCount(0), mMatrixTargetIndex(CSC_MATRIX_INVALID_INDEX) {
102 // Ignore if unsupported dataspace is specified.
103 // G2D also works for the case.
104 // But the correctness of the result is not guaranteed.
105 if (g2dfmt_is_ycbcr(g2dfmt)) {
106 mMatrixTargetIndex = findMatrixIndex(dataspace);
107 if ((dataspace & HAL_DATASPACE_RANGE_FULL) != 0)
108 *command = G2D_LAYER_YCBCRMODE_WIDE;
109 }
110 }
111
configure(unsigned int g2dfmt,unsigned int dataspace,uint32_t * command)112 bool configure(unsigned int g2dfmt, unsigned int dataspace, uint32_t *command) {
113 if (!g2dfmt_is_ycbcr(g2dfmt))
114 return true;
115
116 unsigned int spcidx = findMatrixIndex(dataspace);
117
118 if (spcidx == CSC_MATRIX_INVALID_INDEX)
119 return false;
120
121 if ((dataspace & HAL_DATASPACE_RANGE_FULL) != 0)
122 *command = G2D_LAYER_YCBCRMODE_WIDE;
123
124 for (int i = 0; i < mMatrixCount; i++) {
125 if (mMatrixIndex[i] == spcidx) {
126 *command |= i;
127 return true;
128 }
129 }
130
131 if (mMatrixCount == CSC_MATRIX_MAX_COUNT) {
132 ALOGE("Too many CSC requirements");
133 return false;
134 }
135
136 mMatrixIndex[mMatrixCount] = spcidx;
137
138 *command |= mMatrixCount++;
139
140 return true;
141 }
142
getRegisterCount()143 unsigned int getRegisterCount() {
144 unsigned int count = CSC_MATRIX_REGISTER_COUNT * mMatrixCount;
145 if (mMatrixTargetIndex != CSC_MATRIX_INVALID_INDEX)
146 count += CSC_MATRIX_REGISTER_COUNT;
147 return count;
148 }
149
write(g2d_reg regs[])150 unsigned int write(g2d_reg regs[]) {
151 unsigned int count = 0;
152
153 if (mMatrixTargetIndex != CSC_MATRIX_INVALID_INDEX) {
154 writeSingle(CSC_MATRIX_DST_BASE,
155 ®s[count], sRGB2YCbCrCoefficients[mMatrixTargetIndex]);
156 count += CSC_MATRIX_REGISTER_COUNT;
157 }
158
159 for (int m = 0; m < mMatrixCount; m++) {
160 writeSingle(CSC_MATRIX_SRC_BASE + m * CSC_MATRIX_REGISTER_SIZE,
161 ®s[count], YCbCr2sRGBCoefficients[mMatrixIndex[m]]);
162 count += CSC_MATRIX_REGISTER_COUNT;
163 }
164
165 return count;
166 }
167
168 private:
writeSingle(unsigned int base,g2d_reg regs[],uint16_t matrix[9])169 void writeSingle(unsigned int base, g2d_reg regs[], uint16_t matrix[9]) {
170 for (unsigned int idx = 0; idx < CSC_MATRIX_REGISTER_COUNT; idx++) {
171 regs[idx].offset = base;
172 regs[idx].value = matrix[idx];
173 base += sizeof(uint32_t);
174 }
175 }
176
findMatrixIndex(unsigned int dataspace)177 unsigned int findMatrixIndex(unsigned int dataspace) {
178 unsigned int index, colorspace;
179
180 colorspace = (dataspace & HAL_DATASPACE_STANDARD_MASK) >> HAL_DATASPACE_STANDARD_SHIFT;
181 if (colorspace >= ARRSIZE(csc_std_to_matrix_index)) {
182 ALOGE("Data space %d is not supported by G2D", dataspace);
183 return CSC_MATRIX_INVALID_INDEX;
184 }
185
186 index = csc_std_to_matrix_index[colorspace] * G2D_CSC_RANGE_COUNT;
187 if ((dataspace & HAL_DATASPACE_RANGE_FULL) != 0)
188 index++;
189
190 return index;
191 }
192
193 unsigned int mMatrixIndex[CSC_MATRIX_MAX_COUNT];
194 int mMatrixCount;
195 unsigned int mMatrixTargetIndex;
196 };
197
198 #define G2D_FILTER_COEF_BASE 0x6000
199 #define G2D_FILTER_COEF_REG(idx) (0x6000 + (idx) * 0x400)
200 #define G2D_FILTER_C_OFFSET 0x200
201 #define G2D_SCALE_FACTOR(from, to) ((static_cast<uint32_t>(from) << G2D_SCALEFACTOR_FRACBITS) / (to))
202
203 #define SI11(v) static_cast<uint32_t>((v) & 0x7FF)
204 #define FILTER_HCOEF(a, b, c, d, e, f, g, h) {SI11(a), SI11(b), SI11(c), SI11(d), SI11(e), SI11(f), SI11(g), SI11(h)}
205 #define FILTER_VCOEF(a, b, c, d) {SI11(a), SI11(b), SI11(c), SI11(d)}
206
207 #define NUM_HORI_COEFFICIENTS 8
208 #define NUM_VERT_COEFFICIENTS 4
209 #define NUM_FILTER_PHASE 9
210 #define NUM_FILTER_COEF_SETS 7
211
212 #define NUM_VERT_COEF_REGS (NUM_FILTER_PHASE * NUM_VERT_COEFFICIENTS)
213 #define NUM_HORI_COEF_REGS (NUM_FILTER_PHASE * NUM_HORI_COEFFICIENTS)
214
215 static uint32_t g2dHoriFilterCoef[NUM_FILTER_COEF_SETS][NUM_FILTER_PHASE][NUM_HORI_COEFFICIENTS] = {
216 { // Upsampling
217 FILTER_HCOEF( 0, 0, 0, 512, 0, 0, 0, 0), FILTER_HCOEF( -2, 8, -25, 509, 30, -9, 2, -1), FILTER_HCOEF( -4, 14, -46, 499, 64, -19, 5, -1),
218 FILTER_HCOEF( -5, 20, -62, 482, 101, -30, 8, -2), FILTER_HCOEF( -5, 23, -73, 458, 142, -41, 12, -3), FILTER_HCOEF( -6, 25, -80, 429, 185, -53, 15, -3),
219 FILTER_HCOEF( -6, 26, -83, 395, 228, -63, 19, -4), FILTER_HCOEF( -6, 25, -82, 357, 273, -71, 21, -5), FILTER_HCOEF( -5, 23, -78, 316, 316, -78, 23, -5),
220 }, { // x7/8 Downsampling
221 FILTER_HCOEF( 12, -32, 56, 444, 52, -32, 12, 0), FILTER_HCOEF( 9, -24, 29, 445, 82, -39, 13, -3), FILTER_HCOEF( 7, -16, 6, 438, 112, -46, 14, -3),
222 FILTER_HCOEF( 5, -9, -14, 426, 144, -52, 15, -3), FILTER_HCOEF( 3, -3, -30, 410, 177, -58, 16, -3), FILTER_HCOEF( 2, 2, -43, 390, 211, -63, 16, -3),
223 FILTER_HCOEF( 1, 7, -53, 365, 244, -66, 16, -2), FILTER_HCOEF( 0, 10, -60, 338, 277, -66, 15, -2), FILTER_HCOEF( -1, 13, -65, 309, 309, -65, 13, -1),
224 }, { // x6/8 Downsampling
225 FILTER_HCOEF( 8, -44, 100, 384, 100, -44, 8, 0), FILTER_HCOEF( 9, -40, 77, 382, 123, -47, 8, 0), FILTER_HCOEF( 8, -36, 57, 377, 147, -49, 7, 1),
226 FILTER_HCOEF( 8, -32, 38, 369, 171, -49, 5, 2), FILTER_HCOEF( 8, -27, 20, 358, 196, -48, 3, 2), FILTER_HCOEF( 7, -22, 5, 344, 221, -47, 1, 3),
227 FILTER_HCOEF( 7, -18, -9, 329, 245, -43, -2, 3), FILTER_HCOEF( 5, -13, -20, 310, 268, -37, -5, 4), FILTER_HCOEF( 5, -9, -30, 290, 290, -30, -9, 5),
228 }, { // x5/8 Downsampling
229 FILTER_HCOEF( -3, -31, 130, 320, 130, -31, -3, 0), FILTER_HCOEF( -3, -32, 113, 319, 147, -29, -6, 3), FILTER_HCOEF( -1, -33, 97, 315, 165, -26, -8, 3),
230 FILTER_HCOEF( 0, -32, 81, 311, 182, -22, -11, 3), FILTER_HCOEF( 1, -31, 66, 304, 199, -17, -13, 3), FILTER_HCOEF( 2, -30, 52, 296, 216, -11, -16, 3),
231 FILTER_HCOEF( 2, -28, 38, 286, 232, -3, -18, 3), FILTER_HCOEF( 3, -25, 26, 274, 247, 5, -21, 3), FILTER_HCOEF( 3, -23, 15, 261, 261, 15, -23, 3),
232 }, { // x4/8 Downsampling
233 FILTER_HCOEF( -11, 0, 140, 255, 140, 0, -12, 0), FILTER_HCOEF( -10, -4, 129, 254, 151, 5, -13, 0), FILTER_HCOEF( -9, -7, 117, 253, 163, 10, -14, -1),
234 FILTER_HCOEF( -8, -10, 106, 250, 174, 16, -15, -1), FILTER_HCOEF( -7, -12, 95, 246, 185, 22, -16, -1), FILTER_HCOEF( -6, -14, 85, 241, 195, 29, -16, -2),
235 FILTER_HCOEF( -5, -15, 74, 236, 204, 37, -17, -2), FILTER_HCOEF( -5, -16, 64, 229, 214, 46, -17, -3), FILTER_HCOEF( -4, -17, 55, 222, 222, 55, -17, -4),
236 }, { // x3/8 Downsampling
237 FILTER_HCOEF( -5, 31, 133, 195, 133, 31, -6, 0), FILTER_HCOEF( -5, 27, 126, 195, 139, 37, -4, -3), FILTER_HCOEF( -5, 23, 119, 194, 146, 41, -3, -3),
238 FILTER_HCOEF( -5, 19, 112, 193, 152, 47, -2, -4), FILTER_HCOEF( -5, 16, 105, 191, 158, 53, -2, -4), FILTER_HCOEF( -5, 12, 98, 189, 163, 59, 0, -4),
239 FILTER_HCOEF( -5, 10, 91, 185, 169, 65, 1, -4), FILTER_HCOEF( -5, 7, 84, 182, 174, 71, 3, -4), FILTER_HCOEF( -5, 5, 78, 178, 178, 78, 5, -5),
240 }, { // x2/8 Downsampling
241 FILTER_HCOEF( 10, 52, 118, 152, 118, 52, 10, 0), FILTER_HCOEF( 9, 48, 114, 152, 122, 56, 11, 0), FILTER_HCOEF( 7, 45, 110, 151, 125, 60, 13, 1),
242 FILTER_HCOEF( 6, 41, 106, 150, 129, 64, 15, 1), FILTER_HCOEF( 5, 38, 102, 149, 132, 68, 17, 1), FILTER_HCOEF( 4, 35, 98, 148, 135, 72, 19, 1),
243 FILTER_HCOEF( 4, 31, 94, 146, 138, 77, 21, 1), FILTER_HCOEF( 3, 29, 89, 145, 140, 81, 23, 2), FILTER_HCOEF( 2, 26, 85, 143, 143, 85, 26, 2),
244 }
245 };
246
247 static uint32_t g2dVertFilterCoef[NUM_FILTER_COEF_SETS][NUM_FILTER_PHASE][NUM_VERT_COEFFICIENTS] = {
248 { // Upsampling
249 FILTER_VCOEF( 0, 512, 0, 0), FILTER_VCOEF( -15, 508, 20, -1), FILTER_VCOEF( -25, 495, 45, -3),
250 FILTER_VCOEF( -31, 473, 75, -5), FILTER_VCOEF( -33, 443, 110, -8), FILTER_VCOEF( -33, 408, 148, -11),
251 FILTER_VCOEF( -31, 367, 190, -14), FILTER_VCOEF( -27, 324, 234, -19), FILTER_VCOEF( -23, 279, 279, -23),
252 }, { // x7/8 Downsampling
253 FILTER_VCOEF( 32, 448, 32, 0), FILTER_VCOEF( 17, 446, 55, -6), FILTER_VCOEF( 3, 437, 79, -7),
254 FILTER_VCOEF( -7, 421, 107, -9), FILTER_VCOEF( -14, 399, 138, -11), FILTER_VCOEF( -18, 373, 170, -13),
255 FILTER_VCOEF( -20, 343, 204, -15), FILTER_VCOEF( -20, 310, 240, -18), FILTER_VCOEF( -19, 275, 275, -19),
256 }, { // x6/8 Downsampling
257 FILTER_VCOEF( 61, 390, 61, 0), FILTER_VCOEF( 46, 390, 83, -7), FILTER_VCOEF( 31, 383, 106, -8),
258 FILTER_VCOEF( 19, 371, 130, -8), FILTER_VCOEF( 9, 356, 156, -9), FILTER_VCOEF( 2, 337, 183, -10),
259 FILTER_VCOEF( -3, 315, 210, -10), FILTER_VCOEF( -7, 291, 238, -10), FILTER_VCOEF( -9, 265, 265, -9),
260 }, { // x5/8 Downsampling
261 FILTER_VCOEF( 85, 341, 86, 0), FILTER_VCOEF( 71, 341, 105, -5), FILTER_VCOEF( 56, 336, 124, -4),
262 FILTER_VCOEF( 43, 328, 145, -4), FILTER_VCOEF( 32, 317, 166, -3), FILTER_VCOEF( 23, 304, 187, -2),
263 FILTER_VCOEF( 16, 288, 209, -1), FILTER_VCOEF( 9, 271, 231, 1), FILTER_VCOEF( 5, 251, 251, 5),
264 }, { // x4/8 Downsampling
265 FILTER_VCOEF( 104, 304, 104, 0), FILTER_VCOEF( 89, 302, 120, 1), FILTER_VCOEF( 76, 298, 136, 2),
266 FILTER_VCOEF( 63, 293, 153, 3), FILTER_VCOEF( 52, 285, 170, 5), FILTER_VCOEF( 42, 275, 188, 7),
267 FILTER_VCOEF( 33, 264, 205, 10), FILTER_VCOEF( 26, 251, 221, 14), FILTER_VCOEF( 20, 236, 236, 20),
268 }, { // x3/8 Downsampling
269 FILTER_VCOEF( 118, 276, 118, 0), FILTER_VCOEF( 103, 273, 129, 7), FILTER_VCOEF( 90, 270, 143, 9),
270 FILTER_VCOEF( 78, 266, 157, 11), FILTER_VCOEF( 67, 260, 171, 14), FILTER_VCOEF( 57, 253, 185, 17),
271 FILTER_VCOEF( 48, 244, 199, 21), FILTER_VCOEF( 40, 234, 211, 27), FILTER_VCOEF( 33, 223, 223, 33),
272 }, { // x2/8 Downsampling
273 FILTER_VCOEF( 127, 258, 127, 0), FILTER_VCOEF( 111, 252, 135, 14), FILTER_VCOEF( 100, 250, 147, 15),
274 FILTER_VCOEF( 88, 247, 159, 18), FILTER_VCOEF( 78, 242, 171, 21), FILTER_VCOEF( 68, 237, 182, 25),
275 FILTER_VCOEF( 59, 230, 193, 30), FILTER_VCOEF( 50, 222, 204, 36), FILTER_VCOEF( 43, 213, 213, 43),
276 }
277 };
278
findFilterCoefficientsIndex(uint32_t factor)279 static unsigned int findFilterCoefficientsIndex(uint32_t factor)
280 {
281 static uint32_t choicetable[NUM_FILTER_COEF_SETS] = {
282 G2D_SCALE_FACTOR(8, 8), G2D_SCALE_FACTOR(8, 7), G2D_SCALE_FACTOR(8, 6), G2D_SCALE_FACTOR(8, 5),
283 G2D_SCALE_FACTOR(8, 4), G2D_SCALE_FACTOR(8, 3), G2D_SCALE_FACTOR(8, 2),
284 };
285
286 for (unsigned int i = 0; i < NUM_FILTER_COEF_SETS; i++)
287 if (factor <= choicetable[i])
288 return i;
289 // if i == NUM_FILTER_COEF_SETS, the downsampling factor is larger than 4.0 which is not supported by the filter.
290 return NUM_FILTER_COEF_SETS - 1;
291 }
292
293 template<typename CoefT>
__writeFilterCoefficients(CoefT & coef_set,unsigned int index,uint32_t base,g2d_reg regs[])294 static unsigned int __writeFilterCoefficients(CoefT &coef_set, unsigned int index, uint32_t base, g2d_reg regs[])
295 {
296 // The default value of filter coefficients are values of 8:8/zoom-in
297 // So, do not update redundantly.
298 if (index == 0)
299 return 0;
300
301 unsigned int cnt = 0;
302
303 for (auto &coef_table: coef_set[index]) {
304 uint32_t coef_base = base;
305 // register offsets of filter coeffcients are ordered by phase number then tab index
306 // while values are ordered by tab index then phase number in the above coefficients array.
307 // So register offset is increased by the number of tabs instead of 1.
308 // The coefficients array is specified in the order of tab index due to readability
309 // because the coefficient values are also specified in the same order in UM.
310 for (auto coef: coef_table) {
311 regs[cnt].offset = coef_base;
312 regs[cnt].value = coef;
313 coef_base += (sizeof(coef_set[index]) / sizeof(coef_table)) * sizeof(coef_table[0]);
314 cnt++;
315 }
316 base += sizeof(uint32_t);
317 }
318
319 return cnt;
320 }
321
getChromaScaleFactor(uint32_t colormode,unsigned int * hfactor,unsigned int * vfactor)322 void getChromaScaleFactor(uint32_t colormode, unsigned int *hfactor, unsigned int *vfactor)
323 {
324 switch (colormode & G2D_DATAFMT_MASK) {
325 case G2D_DATAFMT_YUV420SP:
326 case G2D_DATAFMT_YUV420P:
327 *hfactor /= 2;
328 [[fallthrough]];
329 case G2D_DATAFMT_YUV422SP:
330 case G2D_DATAFMT_YUV422I:
331 *vfactor /= 2;
332 break;
333 default:
334 break;
335 }
336 }
337
writeFilterCoefficients(uint32_t hfactor,uint32_t vfactor,uint32_t colormode,unsigned layer_index,g2d_reg regs[])338 static unsigned int writeFilterCoefficients(uint32_t hfactor, uint32_t vfactor, uint32_t colormode,
339 unsigned layer_index, g2d_reg regs[])
340 {
341 unsigned int hindex = findFilterCoefficientsIndex(hfactor);
342 unsigned int vindex = findFilterCoefficientsIndex(vfactor);
343 // Filter coefficients of 1:1 and upsampling are configured to the filter by default (reset value)
344 if ((hindex == 0) && (vindex == 0))
345 return 0;
346
347 unsigned int base = G2D_FILTER_COEF_REG(layer_index);
348 unsigned int cnt = 0;
349 // Y Coefficients
350 cnt += __writeFilterCoefficients(g2dVertFilterCoef, vindex, base, regs);
351 cnt += __writeFilterCoefficients(g2dHoriFilterCoef, hindex, base + sizeof(g2dVertFilterCoef[0]), regs + cnt);
352 if (IS_YUV(colormode)) {
353 // C Coefficients
354 getChromaScaleFactor(colormode, &hfactor, &vfactor);
355
356 hindex = findFilterCoefficientsIndex(hfactor);
357 vindex = findFilterCoefficientsIndex(vfactor);
358 base += G2D_FILTER_C_OFFSET;
359 cnt += __writeFilterCoefficients(g2dVertFilterCoef, vindex, base, regs + cnt);
360 cnt += __writeFilterCoefficients(g2dHoriFilterCoef, hindex, base + sizeof(g2dVertFilterCoef[0]), regs + cnt);
361 }
362
363 return cnt;
364 }
365
getFilterCoefficientCount(uint32_t * src_cmds[],unsigned int layer_count)366 static unsigned int getFilterCoefficientCount(uint32_t *src_cmds[], unsigned int layer_count)
367 {
368 unsigned int count = 0;
369
370
371 for (unsigned int i = 0; i < layer_count; i++) {
372 unsigned int layer_coef_cnt = 0;
373 unsigned int hfactor = src_cmds[i][G2DSFR_SRC_XSCALE];
374 unsigned int vfactor = src_cmds[i][G2DSFR_SRC_YSCALE];
375
376 if (hfactor > G2D_SCALE_FACTOR(8, 8))
377 layer_coef_cnt += NUM_HORI_COEF_REGS;
378 if (vfactor > G2D_SCALE_FACTOR(8, 8))
379 layer_coef_cnt += NUM_VERT_COEF_REGS;
380 if (IS_YUV(src_cmds[i][G2DSFR_IMG_COLORMODE])) {
381 getChromaScaleFactor(src_cmds[i][G2DSFR_IMG_COLORMODE], &hfactor, &vfactor);
382 if (hfactor > G2D_SCALE_FACTOR(8, 8))
383 layer_coef_cnt += NUM_HORI_COEF_REGS;
384 if (vfactor > G2D_SCALE_FACTOR(8, 8))
385 layer_coef_cnt += NUM_VERT_COEF_REGS;
386 }
387
388 count += layer_coef_cnt;
389 }
390
391 return count;
392 }
393
show_g2d_layer(const char * title,int idx,const g2d_layer & layer)394 static void show_g2d_layer(const char *title, int idx, const g2d_layer &layer)
395 {
396 ALOGD("%s%d: flags %#x, fence %d, buffer_type %d, num_buffers %d", title, idx,
397 layer.flags, layer.fence, layer.buffer_type, layer.num_buffers);
398 for (unsigned int i = 0; i < layer.num_buffers; i++) {
399 ALOGD(" buf[%d] ptr %p, fd %d, offset %u, length %u",
400 i, layer.buffer[i].userptr,
401 layer.buffer[i].dmabuf.fd, layer.buffer[i].dmabuf.offset,
402 layer.buffer[i].length);
403 }
404 }
405
show_g2d_commands(const g2d_commands & cmds)406 static void show_g2d_commands(const g2d_commands &cmds)
407 {
408 for (unsigned int i = 0; i < G2DSFR_DST_FIELD_COUNT; i++)
409 ALOGD("DST[%02d]: %#010x", i, cmds.target[i]);
410
411 for (unsigned int idx = 0; idx < G2D_MAX_IMAGES; idx++) {
412 if (cmds.source[idx]) {
413 for (unsigned int i = 0; i < G2DSFR_SRC_FIELD_COUNT; i++)
414 ALOGD("SRC[%02d][%02d]: %#010x", idx, i, cmds.source[idx][i]);
415 }
416 }
417
418 if (cmds.extra) {
419 for (unsigned int i = 0; i < cmds.num_extra_regs; i++)
420 ALOGD("EXTRA: offset %#010x, value %#010x",
421 cmds.extra[i].offset, cmds.extra[i].value);
422 }
423 }
424
show_g2d_task(const g2d_task & task)425 static void show_g2d_task(const g2d_task &task)
426 {
427 ALOGD("Showing the content of G2D task descriptor ver %#010x", task.version);
428 ALOGD("source count %d, flags %#x, priority %d, num_release_fences %d",
429 task.num_source, task.flags, task.priority, task.num_release_fences);
430 show_g2d_layer("Target", 0, task.target);
431 for (unsigned int i = 0; i < task.num_source; i++)
432 show_g2d_layer("Source", i, task.source[i]);
433 show_g2d_commands(task.commands);
434 }
435
436 #ifdef LIBACRYL_DEBUG
debug_show_g2d_task(const g2d_task & task)437 static void debug_show_g2d_task(const g2d_task &task)
438 {
439 ALOGD("Showing the content of G2D task descriptor ver %#010x", task.version);
440 ALOGD("source count %d, flags %#x, priority %d, num_release_fences %d",
441 task.num_source, task.flags, task.priority, task.num_release_fences);
442 show_g2d_layer("Target", 0, task.target);
443 for (unsigned int i = 0; i < task.num_source; i++)
444 show_g2d_layer("Source", i, task.source[i]);
445 show_g2d_commands(task.commands);
446 }
447 #else
448 #define debug_show_g2d_task(task) do { } while (0)
449 #endif
450
451 struct g2d_fmt {
452 uint32_t halfmt;
453 uint32_t g2dfmt;
454 uint32_t num_bufs;
455 uint32_t rgb_bpp;
456 };
457
458 static g2d_fmt __halfmt_to_g2dfmt_legacy[] = {
459 // {halfmt, g2dfmt, num_buffers, rgbbpp}
460 {HAL_PIXEL_FORMAT_RGBA_8888, G2D_FMT_ABGR8888, 1, 4},
461 {HAL_PIXEL_FORMAT_BGRA_8888, G2D_FMT_ARGB8888, 1, 4},
462 {HAL_PIXEL_FORMAT_RGBX_8888, G2D_FMT_XBGR8888, 1, 4},
463 {HAL_PIXEL_FORMAT_RGBA_1010102, G2D_FMT_ABGR2101010, 1, 4},
464 {HAL_PIXEL_FORMAT_RGB_888, G2D_FMT_RGB888, 1, 3},
465 {HAL_PIXEL_FORMAT_RGB_565, G2D_FMT_RGB565, 1, 2},
466 // {HAL_PIXEL_FORMAT_YV12, G2D_FMT_YV12, 1, 0},
467 // {HAL_PIXEL_FORMAT_EXYNOS_YV12_M, G2D_FMT_YV12, 3, 0},
468 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_P, G2D_FMT_YV12, 1, 0},
469 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_PN, G2D_FMT_YV12, 1, 0},
470 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_P_M, G2D_FMT_YV12, 3, 0},
471 {HAL_PIXEL_FORMAT_YCrCb_420_SP, G2D_FMT_NV21, 1, 0},
472 {HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP_M, G2D_FMT_NV21, 2, 0},
473 {HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP_M_FULL, G2D_FMT_NV21, 2, 0},
474 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP, G2D_FMT_NV12, 1, 0},
475 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M, G2D_FMT_NV12, 2, 0},
476 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN, G2D_FMT_NV12, 1, 0},
477 {HAL_PIXEL_FORMAT_YCBCR_P010, G2D_FMT_NV12_P010_LGCY, 1, 0},
478 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_P010_M, G2D_FMT_NV12_P010_LGCY, 2, 0},
479 {HAL_PIXEL_FORMAT_YCbCr_422_I, G2D_FMT_YUYV, 1, 0},
480 {HAL_PIXEL_FORMAT_EXYNOS_YCrCb_422_I, G2D_FMT_YVYU, 1, 0},
481 {HAL_PIXEL_FORMAT_YCbCr_422_SP, G2D_FMT_NV16, 1, 0},
482 // TODO: add p010
483 };
484
485 static g2d_fmt __halfmt_to_g2dfmt[] = {
486 // {halfmt, g2dfmt, num_buffers, rgbbpp}
487 {HAL_PIXEL_FORMAT_RGBA_8888, G2D_FMT_ABGR8888, 1, 4},
488 {HAL_PIXEL_FORMAT_BGRA_8888, G2D_FMT_ARGB8888, 1, 4},
489 {HAL_PIXEL_FORMAT_RGBX_8888, G2D_FMT_XBGR8888, 1, 4},
490 {HAL_PIXEL_FORMAT_RGBA_1010102, G2D_FMT_ABGR2101010, 1, 4},
491 {HAL_PIXEL_FORMAT_RGB_888, G2D_FMT_RGB888, 1, 3},
492 {HAL_PIXEL_FORMAT_RGB_565, G2D_FMT_RGB565, 1, 2},
493 {HAL_PIXEL_FORMAT_YV12, G2D_FMT_YV12, 1, 0},
494 {HAL_PIXEL_FORMAT_EXYNOS_YV12_M, G2D_FMT_YV12, 3, 0},
495 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_P, G2D_FMT_YUV420P, 1, 0},
496 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_PN, G2D_FMT_YUV420P, 1, 0},
497 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_P_M, G2D_FMT_YUV420P, 3, 0},
498 {HAL_PIXEL_FORMAT_YCrCb_420_SP, G2D_FMT_NV21, 1, 0},
499 {HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP_M, G2D_FMT_NV21, 2, 0},
500 {HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP_M_FULL, G2D_FMT_NV21, 2, 0},
501 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP, G2D_FMT_NV12, 1, 0},
502 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M, G2D_FMT_NV12, 2, 0},
503 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN, G2D_FMT_NV12, 1, 0},
504 {HAL_PIXEL_FORMAT_GOOGLE_NV12_SP, G2D_FMT_NV12, 1, 0},
505 {HAL_PIXEL_FORMAT_YCBCR_P010, G2D_FMT_NV12_P010, 1, 0},
506 {HAL_PIXEL_FORMAT_GOOGLE_NV12_SP_10B, G2D_FMT_NV12_P010, 1, 0},
507 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_P010_M, G2D_FMT_NV12_P010, 2, 0},
508 {HAL_PIXEL_FORMAT_YCbCr_422_I, G2D_FMT_YUYV, 1, 0},
509 {HAL_PIXEL_FORMAT_EXYNOS_YCrCb_422_I, G2D_FMT_YVYU, 1, 0},
510 {HAL_PIXEL_FORMAT_YCbCr_422_SP, G2D_FMT_NV16, 1, 0},
511 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_SBWC, G2D_FMT_NV12_SBWC, 2, 0},
512 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_SBWC, G2D_FMT_NV12_SBWC, 1, 0},
513 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_10B_SBWC, G2D_FMT_NV12_SBWC_10B, 2, 0},
514 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_10B_SBWC, G2D_FMT_NV12_SBWC_10B, 1, 0},
515 {HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP_M_SBWC, G2D_FMT_NV21_SBWC, 2, 0},
516 {HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP_M_10B_SBWC, G2D_FMT_NV21_SBWC_10B, 2, 0},
517 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_SBWC_L50, G2D_FMT_NV12_SBWC, 2, 0},
518 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_10B_SBWC_L40, G2D_FMT_NV12_SBWC_10B, 2, 0},
519 {HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_10B_SBWC_L80, G2D_FMT_NV12_SBWC_10B, 2, 0},
520 };
521
halfmt_to_g2dfmt(struct g2d_fmt * tbl,size_t tbl_len,uint32_t halfmt)522 static g2d_fmt *halfmt_to_g2dfmt(struct g2d_fmt *tbl, size_t tbl_len, uint32_t halfmt)
523 {
524 for (size_t i = 0 ; i < tbl_len; i++) {
525 if (tbl[i].halfmt == halfmt)
526 return &tbl[i];
527 }
528
529 ALOGE("Unable to find the proper G2D format for HAL format %#x", halfmt);
530
531 return NULL;
532 }
533
AcrylicCompositorG2D(const HW2DCapability & capability,bool newcolormode)534 AcrylicCompositorG2D::AcrylicCompositorG2D(const HW2DCapability &capability, bool newcolormode)
535 : Acrylic(capability), mDev((capability.maxLayerCount() > 2) ? "/dev/g2d" : "/dev/fimg2d"),
536 mMaxSourceCount(0), mPriority(-1)
537 {
538 memset(&mTask, 0, sizeof(mTask));
539
540 mVersion = 0;
541 if (mDev.ioctl(G2D_IOC_VERSION, &mVersion) < 0)
542 ALOGERR("Failed to get G2D command version");
543 ALOGI("G2D API Version %d", mVersion);
544
545 halfmt_to_g2dfmt_tbl = newcolormode ? __halfmt_to_g2dfmt : __halfmt_to_g2dfmt_legacy;
546 len_halfmt_to_g2dfmt_tbl = newcolormode ? ARRSIZE(__halfmt_to_g2dfmt) : ARRSIZE(__halfmt_to_g2dfmt_legacy);
547
548 mUsePolyPhaseFilter = getCapabilities().supportedMinDecimation() == hw2d_coord_t{4, 4};
549
550 ALOGD_TEST("Created a new Acrylic for G2D on %p", this);
551 }
552
~AcrylicCompositorG2D()553 AcrylicCompositorG2D::~AcrylicCompositorG2D()
554 {
555 delete [] mTask.source;
556 delete [] mTask.commands.target;
557 for (unsigned int i = 0; i < mMaxSourceCount; i++)
558 delete [] mTask.commands.source[i];
559
560 ALOGD_TEST("Deleting Acrylic for G2D on %p", this);
561 }
562
updateFilterCoefficients(unsigned int layercount,g2d_reg regs[])563 unsigned int AcrylicCompositorG2D::updateFilterCoefficients(unsigned int layercount, g2d_reg regs[])
564 {
565 if (!mUsePolyPhaseFilter)
566 return 0;
567
568 unsigned int cnt = 0;
569
570 for (unsigned int i = 0; i < layercount; i++)
571 cnt += writeFilterCoefficients(mTask.commands.source[i][G2DSFR_SRC_XSCALE],
572 mTask.commands.source[i][G2DSFR_SRC_YSCALE],
573 mTask.commands.source[i][G2DSFR_IMG_COLORMODE],
574 i, regs + cnt);
575
576 return cnt;
577 }
578
579 #define SBWC_BLOCK_WIDTH 32
580 #define SBWC_BLOCK_HEIGHT 4
581 #define SBWC_BLOCK_SIZE(bit) (SBWC_BLOCK_WIDTH * SBWC_BLOCK_HEIGHT * (bit) / 8)
582
583 #define SBWC_HEADER_ALIGN 16
584 #define SBWC_PAYLOAD_ALIGN 32
585
586 #define SBWC_HEADER_STRIDE(w) \
587 ALIGN(((w) / SBWC_BLOCK_WIDTH / 2), SBWC_HEADER_ALIGN)
588 #define SBWC_PAYLOAD_STRIDE(w, dep)\
589 ALIGN(((w) / SBWC_BLOCK_WIDTH) * SBWC_BLOCK_SIZE(dep), \
590 SBWC_PAYLOAD_ALIGN)
591
592 #define SBWC_LOSSY_PAYLOAD_STRIDE(w, block_byte) \
593 ALIGN(((w) / SBWC_BLOCK_WIDTH) * (block_byte), \
594 SBWC_PAYLOAD_ALIGN)
595
596 static uint32_t mfc_stride_formats[] = {
597 HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN,
598 HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_SBWC,
599 HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_SBWC,
600 HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_10B_SBWC,
601 HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_10B_SBWC,
602 HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP_M_SBWC,
603 HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP_M_10B_SBWC,
604 };
605
606 static unsigned int sbwc_lossy_formats[] = {
607 HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_SBWC_L50,
608 HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_10B_SBWC_L40,
609 HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SP_M_10B_SBWC_L80,
610 };
611
prepareImage(AcrylicCanvas & layer,struct g2d_layer & image,uint32_t cmd[],int index)612 bool AcrylicCompositorG2D::prepareImage(AcrylicCanvas &layer, struct g2d_layer &image, uint32_t cmd[], int index)
613 {
614 image.flags = 0;
615
616 if (layer.getFence() >= 0) {
617 image.flags |= G2D_LAYERFLAG_ACQUIRE_FENCE;
618 image.fence = layer.getFence();
619 }
620
621 if (layer.isProtected())
622 image.flags |= G2D_LAYERFLAG_SECURE;
623
624 g2d_fmt *g2dfmt = halfmt_to_g2dfmt(halfmt_to_g2dfmt_tbl, len_halfmt_to_g2dfmt_tbl, layer.getFormat());
625 if (!g2dfmt)
626 return false;
627
628 image.flags &= ~G2D_LAYERFLAG_MFC_STRIDE;
629 for (size_t i = 0; i < ARRSIZE(mfc_stride_formats); i++) {
630 if (layer.getFormat() == mfc_stride_formats[i]) {
631 image.flags |= G2D_LAYERFLAG_MFC_STRIDE;
632 break;
633 }
634 }
635
636 if (layer.getBufferType() == AcrylicCanvas::MT_EMPTY) {
637 image.buffer_type = G2D_BUFTYPE_EMPTY;
638 } else {
639 if (layer.getBufferCount() < g2dfmt->num_bufs) {
640 ALOGE("HAL Format %#x requires %d buffers but %d buffers are given",
641 layer.getFormat(), g2dfmt->num_bufs, layer.getBufferCount());
642 return false;
643 }
644
645 if (layer.getBufferType() == AcrylicCanvas::MT_DMABUF) {
646 image.buffer_type = G2D_BUFTYPE_DMABUF;
647 for (unsigned int i = 0; i < g2dfmt->num_bufs; i++) {
648 image.buffer[i].dmabuf.fd = layer.getDmabuf(i);
649 image.buffer[i].dmabuf.offset = layer.getOffset(i);
650 image.buffer[i].length = layer.getBufferLength(i);
651 }
652 } else {
653 LOGASSERT(layer.getBufferType() == AcrylicCanvas::MT_USERPTR,
654 "Unknown buffer type %d", layer.getBufferType());
655 image.buffer_type = G2D_BUFTYPE_USERPTR;
656 for (unsigned int i = 0; i < g2dfmt->num_bufs; i++) {
657 image.buffer[i].userptr = layer.getUserptr(i);
658 image.buffer[i].length = layer.getBufferLength(i);
659 }
660 }
661 }
662
663 image.num_buffers = g2dfmt->num_bufs;
664
665 hw2d_coord_t xy = layer.getImageDimension();
666
667 cmd[G2DSFR_IMG_COLORMODE] = g2dfmt->g2dfmt;
668 if (layer.isUOrder())
669 cmd[G2DSFR_IMG_COLORMODE] |= G2D_DATAFORMAT_UORDER;
670
671 if (layer.isCompressed()) {
672 // AFBC forces RGB swizzling order to BGR for RGB565
673 if (g2dfmt->g2dfmt == G2D_FMT_RGB565)
674 cmd[G2DSFR_IMG_COLORMODE] = G2D_FMT_BGR565;
675 cmd[G2DSFR_IMG_COLORMODE] |= G2D_DATAFORMAT_AFBC;
676 cmd[G2DSFR_IMG_STRIDE] = 0;
677 } else if (g2dfmt->g2dfmt & G2D_DATAFORMAT_SBWC) {
678 cmd[G2DSFR_IMG_STRIDE] = 0;
679 } else {
680 cmd[G2DSFR_IMG_STRIDE] = g2dfmt->rgb_bpp * xy.hori;
681 }
682
683 unsigned int payload = 0, header = 0, lossyByteNum = 0;
684
685 if (g2dfmt->g2dfmt & G2D_DATAFORMAT_SBWC) {
686 unsigned int blocksize;
687 unsigned int isLossy = 0;
688 unsigned int format = layer.getFormat();
689
690 for (unsigned int i = 0; i < ARRSIZE(sbwc_lossy_formats); i++) {
691 if (format == sbwc_lossy_formats[i]) {
692 isLossy = 1;
693 blocksize = (i < 2) ? 64 : 128;
694 break;
695 }
696 }
697
698 if (isLossy) {
699 lossyByteNum = (blocksize >> 1) | isLossy;
700 payload = SBWC_LOSSY_PAYLOAD_STRIDE(xy.hori, blocksize);
701 } else {
702 payload = SBWC_PAYLOAD_STRIDE(xy.hori, (g2dfmt->g2dfmt & G2D_FMT_YCBCR_10BIT) ? 10 : 8);
703 header = SBWC_HEADER_STRIDE(xy.hori);
704 }
705 }
706
707 if (index < 0) {
708 cmd[G2DSFR_DST_Y_HEADER_STRIDE] = header;
709 cmd[G2DSFR_DST_C_HEADER_STRIDE] = header;
710 cmd[G2DSFR_DST_Y_PAYLOAD_STRIDE] = payload;
711 cmd[G2DSFR_DST_C_PAYLOAD_STRIDE] = payload;
712 cmd[G2DSFR_DST_SBWCINFO] = lossyByteNum;
713 } else {
714 cmd[G2DSFR_SRC_Y_HEADER_STRIDE] = header;
715 cmd[G2DSFR_SRC_C_HEADER_STRIDE] = header;
716 cmd[G2DSFR_SRC_Y_PAYLOAD_STRIDE] = payload;
717 cmd[G2DSFR_SRC_C_PAYLOAD_STRIDE] = payload;
718 cmd[G2DSFR_SRC_SBWCINFO] = lossyByteNum;
719 }
720
721 cmd[G2DSFR_IMG_LEFT] = 0;
722 cmd[G2DSFR_IMG_TOP] = 0;
723 cmd[G2DSFR_IMG_RIGHT] = xy.hori;
724 cmd[G2DSFR_IMG_BOTTOM] = xy.vert;
725 cmd[G2DSFR_IMG_WIDTH] = xy.hori;
726 cmd[G2DSFR_IMG_HEIGHT] = xy.vert;
727
728 return true;
729 }
730
setSolidLayer(struct g2d_layer & image,uint32_t cmd[],hw2d_coord_t xy)731 static void setSolidLayer(struct g2d_layer &image, uint32_t cmd[], hw2d_coord_t xy)
732 {
733 image.flags = G2D_LAYERFLAG_COLORFILL;
734 image.buffer_type = G2D_BUFTYPE_EMPTY;
735 image.num_buffers = 0;
736
737 cmd[G2DSFR_IMG_COLORMODE] = G2D_FMT_ARGB8888;
738 cmd[G2DSFR_IMG_STRIDE] = 4 * xy.hori;
739
740 cmd[G2DSFR_IMG_WIDTH] = xy.hori;
741 cmd[G2DSFR_IMG_HEIGHT] = xy.vert;
742
743 cmd[G2DSFR_SRC_SELECT] = G2D_LAYERSEL_COLORFILL;
744 cmd[G2DSFR_SRC_COMMAND] = G2D_LAYERCMD_VALID;
745
746 cmd[G2DSFR_SRC_ROTATE] = 0;
747 cmd[G2DSFR_SRC_SCALECONTROL] = 0;
748 cmd[G2DSFR_SRC_XSCALE] = G2D_SCALE_FACTOR(1, 1);
749 cmd[G2DSFR_SRC_YSCALE] = G2D_SCALE_FACTOR(1, 1);
750 cmd[G2DSFR_SRC_XPHASE] = 0;
751 cmd[G2DSFR_SRC_YPHASE] = 0;
752 cmd[G2DSFR_SRC_YCBCRMODE] = 0;
753 cmd[G2DSFR_SRC_HDRMODE] = 0;
754 cmd[G2DSFR_SRC_Y_HEADER_STRIDE] = 0;
755 cmd[G2DSFR_SRC_C_HEADER_STRIDE] = 0;
756 cmd[G2DSFR_SRC_Y_PAYLOAD_STRIDE] = 0;
757 cmd[G2DSFR_SRC_C_PAYLOAD_STRIDE] = 0;
758 cmd[G2DSFR_SRC_SBWCINFO] = 0;
759 }
760
prepareSolidLayer(AcrylicCanvas & canvas,struct g2d_layer & image,uint32_t cmd[])761 bool AcrylicCompositorG2D::prepareSolidLayer(AcrylicCanvas &canvas, struct g2d_layer &image, uint32_t cmd[])
762 {
763 hw2d_coord_t xy = canvas.getImageDimension();
764
765 setSolidLayer(image, cmd, xy);
766
767 uint16_t a, r, g, b;
768 getBackgroundColor(&r, &g, &b, &a);
769
770 cmd[G2DSFR_SRC_COLOR] = (a & 0xFF00) << 16;
771 cmd[G2DSFR_SRC_COLOR] |= (r & 0xFF00) << 8;
772 cmd[G2DSFR_SRC_COLOR] |= (g & 0xFF00) << 0;
773 cmd[G2DSFR_SRC_COLOR] |= (b & 0xFF00) >> 8;
774
775 cmd[G2DSFR_IMG_LEFT] = 0;
776 cmd[G2DSFR_IMG_TOP] = 0;
777 cmd[G2DSFR_IMG_RIGHT] = xy.hori;
778 cmd[G2DSFR_IMG_BOTTOM] = xy.vert;
779
780 cmd[G2DSFR_SRC_DSTLEFT] = 0;
781 cmd[G2DSFR_SRC_DSTTOP] = 0;
782 cmd[G2DSFR_SRC_DSTRIGHT] = xy.hori;
783 cmd[G2DSFR_SRC_DSTBOTTOM] = xy.vert;
784
785 cmd[G2DSFR_SRC_ALPHA] = 0;
786 cmd[G2DSFR_SRC_BLEND] = 0;
787
788 return true;
789 }
790
prepareSolidLayer(AcrylicLayer & layer,struct g2d_layer & image,uint32_t cmd[],hw2d_coord_t target_size,unsigned int index)791 bool AcrylicCompositorG2D::prepareSolidLayer(AcrylicLayer &layer, struct g2d_layer &image, uint32_t cmd[], hw2d_coord_t target_size, unsigned int index)
792 {
793 hw2d_coord_t xy = layer.getImageDimension();
794
795 setSolidLayer(image, cmd, xy);
796
797 cmd[G2DSFR_SRC_COLOR] = layer.getSolidColor();
798
799 hw2d_rect_t crop = layer.getImageRect();
800 cmd[G2DSFR_IMG_LEFT] = crop.pos.hori;
801 cmd[G2DSFR_IMG_TOP] = crop.pos.vert;
802 cmd[G2DSFR_IMG_RIGHT] = crop.size.hori + crop.pos.hori;
803 cmd[G2DSFR_IMG_BOTTOM] = crop.size.vert + crop.pos.vert;
804
805 hw2d_rect_t window = layer.getTargetRect();
806 if (area_is_zero(window))
807 window.size = target_size;
808 cmd[G2DSFR_SRC_DSTLEFT] = window.pos.hori;
809 cmd[G2DSFR_SRC_DSTTOP] = window.pos.vert;
810 cmd[G2DSFR_SRC_DSTRIGHT] = window.size.hori + window.pos.hori;
811 cmd[G2DSFR_SRC_DSTBOTTOM] = window.size.vert + window.pos.vert;
812
813 uint8_t alpha = layer.getPlaneAlpha();
814 cmd[G2DSFR_SRC_ALPHA] = (alpha << 24) | (alpha << 16) | (alpha << 8) | alpha;
815 if ((layer.getCompositingMode() == HWC_BLENDING_PREMULT) ||
816 (layer.getCompositingMode() == HWC2_BLEND_MODE_PREMULTIPLIED)) {
817 cmd[G2DSFR_SRC_BLEND] = G2D_BLEND_SRCOVER;
818 } else if ((layer.getCompositingMode() == HWC_BLENDING_COVERAGE) ||
819 (layer.getCompositingMode() == HWC2_BLEND_MODE_COVERAGE)) {
820 cmd[G2DSFR_SRC_BLEND] = G2D_BLEND_NONE;
821 } else {
822 cmd[G2DSFR_SRC_BLEND] = G2D_BLEND_SRCCOPY;
823 }
824
825 /* bottom layer always is opaque */
826 if (index == 0) {
827 cmd[G2DSFR_SRC_COMMAND] |= G2D_LAYERCMD_OPAQUE;
828 if (alpha < 255)
829 cmd[G2DSFR_SRC_COMMAND] |= G2D_LAYERCMD_PREMULT_GLOBALALPHA;
830 } else {
831 cmd[G2DSFR_SRC_COMMAND] |= G2D_LAYERCMD_ALPHABLEND;
832 }
833
834 return true;
835 }
836
prepareSource(AcrylicLayer & layer,struct g2d_layer & image,uint32_t cmd[],hw2d_coord_t target_size,unsigned int index,unsigned int image_index)837 bool AcrylicCompositorG2D::prepareSource(AcrylicLayer &layer, struct g2d_layer &image, uint32_t cmd[],
838 hw2d_coord_t target_size, unsigned int index, unsigned int image_index)
839 {
840 if (layer.isSolidColor()) {
841 prepareSolidLayer(layer, image, cmd, target_size, image_index);
842
843 return true;
844 }
845
846 if (!prepareImage(layer, image, cmd, index))
847 return false;
848
849 cmd[G2DSFR_SRC_SELECT] = 0;
850
851 hw2d_rect_t crop = layer.getImageRect();
852 cmd[G2DSFR_IMG_LEFT] = crop.pos.hori;
853 cmd[G2DSFR_IMG_TOP] = crop.pos.vert;
854 cmd[G2DSFR_IMG_RIGHT] = crop.size.hori + crop.pos.hori;
855 cmd[G2DSFR_IMG_BOTTOM] = crop.size.vert + crop.pos.vert;
856
857 hw2d_rect_t window = layer.getTargetRect();
858 if (area_is_zero(window))
859 window.size = target_size;
860 cmd[G2DSFR_SRC_DSTLEFT] = window.pos.hori;
861 cmd[G2DSFR_SRC_DSTTOP] = window.pos.vert;
862 cmd[G2DSFR_SRC_DSTRIGHT] = window.size.hori + window.pos.hori;
863 cmd[G2DSFR_SRC_DSTBOTTOM] = window.size.vert + window.pos.vert;
864
865 if (layer.isCompressed()) {
866 cmd[G2DSFR_IMG_WIDTH]--;
867 cmd[G2DSFR_IMG_HEIGHT]--;
868 }
869
870 cmd[G2DSFR_SRC_ROTATE] = 0;
871 // HAL FLIP value: FLIP_H=0x01, FLIP_V=0x02
872 // G2D FLIP value: FLIP_Y=0x05, FLIP_X=0x04
873 unsigned int flip = layer.getTransform() & (HAL_TRANSFORM_FLIP_H | HAL_TRANSFORM_FLIP_V);
874 if (!!(layer.getTransform() & HAL_TRANSFORM_ROT_90)) {
875 window.size.swap();
876
877 cmd[G2DSFR_SRC_ROTATE] |= G2D_ROTATEDIR_ROT90CCW;
878 if (!flip || (flip == (HAL_TRANSFORM_FLIP_H | HAL_TRANSFORM_FLIP_V)))
879 flip = ~flip & (HAL_TRANSFORM_FLIP_H | HAL_TRANSFORM_FLIP_V);
880 }
881
882 cmd[G2DSFR_SRC_ROTATE] |= flip << G2D_ROTATEDIR_FLIP_SHIFT;
883
884 cmd[G2DSFR_SRC_XSCALE] = G2D_SCALE_FACTOR(crop.size.hori, window.size.hori);
885 cmd[G2DSFR_SRC_YSCALE] = G2D_SCALE_FACTOR(crop.size.vert, window.size.vert);
886 // Configure interpolation only if it is required.
887 // Otherwise, G2D needs more bandwidth because it interpolates pixels
888 // even though it is not required.
889 if ((cmd[G2DSFR_SRC_XSCALE] | cmd[G2DSFR_SRC_YSCALE]) == G2D_SCALE_FACTOR(1, 1))
890 cmd[G2DSFR_SRC_SCALECONTROL] = 0;
891 else if (mUsePolyPhaseFilter)
892 cmd[G2DSFR_SRC_SCALECONTROL] = (index << G2D_SCALECONTROL_FILTERCOEF_SHIFT) | G2D_SCALECONTROL_POLYPHASE;
893 else
894 cmd[G2DSFR_SRC_SCALECONTROL] = G2D_SCALECONTROL_BILINEAR;
895
896 // TODO: Configure initial phases according to the scale factors
897 cmd[G2DSFR_SRC_XPHASE] = 0;
898 cmd[G2DSFR_SRC_YPHASE] = 0;
899
900 uint8_t alpha = layer.getPlaneAlpha();
901 cmd[G2DSFR_SRC_ALPHA] = (alpha << 24) | (alpha << 16) | (alpha << 8) | alpha;
902 if ((layer.getCompositingMode() == HWC_BLENDING_PREMULT) ||
903 (layer.getCompositingMode() == HWC2_BLEND_MODE_PREMULTIPLIED)) {
904 cmd[G2DSFR_SRC_BLEND] = G2D_BLEND_SRCOVER;
905 } else if ((layer.getCompositingMode() == HWC_BLENDING_COVERAGE) ||
906 (layer.getCompositingMode() == HWC2_BLEND_MODE_COVERAGE)) {
907 cmd[G2DSFR_SRC_BLEND] = G2D_BLEND_NONE;
908 } else {
909 cmd[G2DSFR_SRC_BLEND] = G2D_BLEND_SRCCOPY;
910
911 // HWC_BLEND_NONE is used not to appear its lower layer to target layer.
912 // But, when G2D output is reused by DPU, lower layer could appear to target layer.
913 // To prevent this, when blend mode is HWC_BLEND_NONE, make alpha channel max.
914 // Example case is as follow.
915 // If G2D composites several layers and topmost layer is HWC_BLEND_NONE
916 // and has alpha lower than max, that alpha value remains in target buffer.
917 // And if this result layer is recomposited with lower layer by DPU
918 // lower layer color appears to final result layer.
919 if ((cmd[G2DSFR_IMG_COLORMODE] == G2D_FMT_ABGR8888) ||
920 (cmd[G2DSFR_IMG_COLORMODE] == G2D_FMT_ARGB8888) ||
921 (cmd[G2DSFR_IMG_COLORMODE] == G2D_FMT_ABGR2101010)) {
922 cmd[G2DSFR_IMG_COLORMODE] &= ~G2D_SWZ_ALPHA_MASK;
923 cmd[G2DSFR_IMG_COLORMODE] |= G2D_SWZ_ALPHA_ONE;
924 }
925 }
926
927 cmd[G2DSFR_SRC_COMMAND] = G2D_LAYERCMD_VALID;
928
929 /* bottom layer always is opaque */
930 if (image_index == 0) {
931 cmd[G2DSFR_SRC_COMMAND] |= G2D_LAYERCMD_OPAQUE;
932 if (alpha < 255)
933 cmd[G2DSFR_SRC_COMMAND] |= G2D_LAYERCMD_PREMULT_GLOBALALPHA;
934 } else {
935 cmd[G2DSFR_SRC_COMMAND] |= G2D_LAYERCMD_ALPHABLEND;
936 }
937
938 cmd[G2DSFR_SRC_YCBCRMODE] = 0;
939 cmd[G2DSFR_SRC_HDRMODE] = 0;
940
941 return true;
942 }
943
reallocLayer(unsigned int layercount)944 bool AcrylicCompositorG2D::reallocLayer(unsigned int layercount)
945 {
946 if (mMaxSourceCount >= layercount)
947 return true;
948
949 if (!mTask.commands.target) {
950 mTask.commands.target = new uint32_t[G2DSFR_DST_FIELD_COUNT];
951 if (!mTask.commands.target) {
952 ALOGE("Failed to allocate command buffer for target image");
953 return false;
954 }
955
956 memset(mTask.commands.target, 0, sizeof(uint32_t) * G2DSFR_DST_FIELD_COUNT);
957 }
958
959 delete [] mTask.source;
960 for (unsigned int i = 0; i < mMaxSourceCount; i++)
961 delete [] mTask.commands.source[i];
962
963 mMaxSourceCount = 0;
964
965 mTask.source = new g2d_layer[layercount];
966 if (!mTask.source) {
967 ALOGE("Failed to allocate %u source image descriptors", layercount);
968 return false;
969 }
970
971 for (unsigned int i = 0; i < layercount; i++) {
972 mTask.commands.source[i] = new uint32_t[G2DSFR_SRC_FIELD_COUNT];
973 if (mTask.commands.source[i] == NULL) {
974 ALOGE("Failed to allocate command buffer for source image");
975 while (i-- > 0)
976 delete [] mTask.commands.source[i];
977
978 delete [] mTask.source;
979 mTask.source = NULL;
980
981 return false;
982 }
983
984 memset(mTask.commands.source[i], 0, sizeof(uint32_t) * G2DSFR_SRC_FIELD_COUNT);
985 }
986
987 mMaxSourceCount = layercount;
988
989 return true;
990 }
991
ioctlG2D(void)992 int AcrylicCompositorG2D::ioctlG2D(void)
993 {
994 if (mVersion == 1) {
995 if (mDev.ioctl(G2D_IOC_PROCESS, &mTask) < 0)
996 return -errno;
997 } else {
998 struct g2d_compat_task task;
999
1000 memcpy(&task, &mTask, sizeof(mTask) - sizeof(mTask.commands));
1001 memcpy(task.commands.target, mTask.commands.target, sizeof(task.commands.target));
1002
1003 for (unsigned int i = 0; i < mMaxSourceCount; i++)
1004 task.commands.source[i] = mTask.commands.source[i];
1005
1006 task.commands.extra = mTask.commands.extra;
1007 task.commands.num_extra_regs = mTask.commands.num_extra_regs;
1008
1009 if (mDev.ioctl(G2D_IOC_COMPAT_PROCESS, &task) < 0)
1010 return -errno;
1011
1012 mTask.flags = task.flags;
1013 mTask.laptime_in_usec = task.laptime_in_usec;
1014
1015 for (unsigned int i = 0; i < mTask.num_release_fences; i++)
1016 mTask.release_fence[i] = task.release_fence[i];
1017 }
1018
1019 return 0;
1020 }
1021
executeG2D(int fence[],unsigned int num_fences,bool nonblocking)1022 bool AcrylicCompositorG2D::executeG2D(int fence[], unsigned int num_fences, bool nonblocking)
1023 {
1024 ATRACE_CALL();
1025 if (!validateAllLayers())
1026 return false;
1027
1028 unsigned int layercount = layerCount();
1029
1030 // Set invalid fence fd to the entries exceeds the number of source and destination images
1031 for (unsigned int i = layercount; i < num_fences; i++)
1032 fence[i] = -1;
1033
1034 if (num_fences > layercount + 1)
1035 num_fences = layercount + 1;
1036
1037 bool hasBackground = hasBackgroundColor();
1038
1039 g2d_fmt *g2dfmt = halfmt_to_g2dfmt(halfmt_to_g2dfmt_tbl, len_halfmt_to_g2dfmt_tbl, getCanvas().getFormat());
1040 if (g2dfmt && (g2dfmt->g2dfmt & G2D_DATAFORMAT_SBWC))
1041 hasBackground = true;
1042
1043 if (hasBackground) {
1044 layercount++;
1045
1046 if (layercount > getCapabilities().maxLayerCount()) {
1047 ALOGE("Too many layers %d with the default background color configured", layerCount());
1048 return false;
1049 }
1050 }
1051
1052 if (!reallocLayer(layercount))
1053 return false;
1054
1055 sortLayers();
1056
1057 mTask.flags = 0;
1058
1059 if (!prepareImage(getCanvas(), mTask.target, mTask.commands.target, -1)) {
1060 ALOGE("Failed to configure the target image");
1061 return false;
1062 }
1063
1064 if (getCanvas().isOTF())
1065 mTask.flags |= G2D_FLAG_HWFC;
1066
1067 unsigned int baseidx = 0;
1068
1069 if (hasBackground) {
1070 baseidx++;
1071 prepareSolidLayer(getCanvas(), mTask.source[0], mTask.commands.source[0]);
1072 }
1073
1074 mTask.commands.target[G2DSFR_DST_YCBCRMODE] = 0;
1075
1076 CSCMatrixWriter cscMatrixWriter(mTask.commands.target[G2DSFR_IMG_COLORMODE],
1077 getCanvas().getDataspace(),
1078 &mTask.commands.target[G2DSFR_DST_YCBCRMODE]);
1079
1080 mTask.commands.target[G2DSFR_DST_YCBCRMODE] |= (G2D_LAYER_YCBCRMODE_OFFX | G2D_LAYER_YCBCRMODE_OFFY);
1081
1082 for (unsigned int i = baseidx; i < layercount; i++) {
1083 AcrylicLayer &layer = *getLayer(i - baseidx);
1084
1085 if (!prepareSource(layer, mTask.source[i],
1086 mTask.commands.source[i], getCanvas().getImageDimension(),
1087 i, i - baseidx)) {
1088 ALOGE("Failed to configure source layer %u", i - baseidx);
1089 return false;
1090 }
1091
1092 if (!cscMatrixWriter.configure(mTask.commands.source[i][G2DSFR_IMG_COLORMODE],
1093 layer.getDataspace(),
1094 &mTask.commands.source[i][G2DSFR_SRC_YCBCRMODE])) {
1095 ALOGE("Failed to configure CSC coefficient of layer %d for dataspace %u",
1096 i, layer.getDataspace());
1097 return false;
1098 }
1099
1100 mHdrWriter.setLayerStaticMetadata(i, layer.getDataspace(),
1101 layer.getMinMasteringLuminance(),
1102 layer.getMaxMasteringLuminance());
1103
1104 bool alpha_premult = (layer.getCompositingMode() == HWC_BLENDING_PREMULT)
1105 || (layer.getCompositingMode() == HWC2_BLEND_MODE_PREMULTIPLIED);
1106 mHdrWriter.setLayerImageInfo(i, layer.getFormat(), alpha_premult);
1107 mHdrWriter.setLayerOpaqueData(i, layer.getLayerData(), layer.getLayerDataLength());
1108 }
1109
1110 mHdrWriter.setTargetInfo(getCanvas().getDataspace(), getTargetDisplayInfo());
1111 mHdrWriter.setTargetDisplayLuminance(getMinTargetDisplayLuminance(), getMaxTargetDisplayLuminance());
1112
1113 mHdrWriter.getCommands();
1114 mHdrWriter.getLayerHdrMode(mTask);
1115
1116 mTask.num_source = layercount;
1117
1118 if (nonblocking)
1119 mTask.flags |= G2D_FLAG_NONBLOCK;
1120
1121 mTask.num_release_fences = num_fences;
1122 mTask.release_fence = reinterpret_cast<int *>(alloca(sizeof(int) * num_fences));
1123
1124 mTask.commands.num_extra_regs = cscMatrixWriter.getRegisterCount() +
1125 mHdrWriter.getCommandCount();
1126 if (mUsePolyPhaseFilter)
1127 mTask.commands.num_extra_regs += getFilterCoefficientCount(mTask.commands.source, layercount);
1128
1129 mTask.commands.extra = reinterpret_cast<g2d_reg *>(alloca(sizeof(g2d_reg) * mTask.commands.num_extra_regs));
1130
1131 g2d_reg *regs = mTask.commands.extra;
1132
1133 regs += cscMatrixWriter.write(regs);
1134
1135 regs += updateFilterCoefficients(layercount, regs);
1136
1137 mHdrWriter.write(regs);
1138
1139 debug_show_g2d_task(mTask);
1140
1141 if (ioctlG2D() < 0) {
1142 ALOGERR("Failed to process a task");
1143 show_g2d_task(mTask);
1144 return false;
1145 }
1146
1147 mHdrWriter.putCommands();
1148
1149 if (!!(mTask.flags & G2D_FLAG_ERROR)) {
1150 ALOGE("Error occurred during processing a task to G2D");
1151 show_g2d_task(mTask);
1152 return false;
1153 }
1154
1155 getCanvas().clearSettingModified();
1156 getCanvas().setFence(-1);
1157
1158 for (unsigned int i = 0; i < layerCount(); i++) {
1159 getLayer(i)->clearSettingModified();
1160 getLayer(i)->setFence(-1);
1161 }
1162
1163 for (unsigned int i = 0; i < num_fences; i++)
1164 fence[i] = mTask.release_fence[i];
1165
1166 return true;
1167 }
1168
execute(int fence[],unsigned int num_fences)1169 bool AcrylicCompositorG2D::execute(int fence[], unsigned int num_fences)
1170 {
1171 if (!executeG2D(fence, num_fences, true)) {
1172 // Clearing all acquire fences because their buffers are expired.
1173 // The clients should configure everything again to start new execution
1174 for (unsigned int i = 0; i < layerCount(); i++)
1175 getLayer(i)->setFence(-1);
1176 getCanvas().setFence(-1);
1177
1178 return false;
1179 }
1180
1181 return true;
1182 }
1183
execute(int * handle)1184 bool AcrylicCompositorG2D::execute(int *handle)
1185 {
1186 if (!executeG2D(NULL, 0, handle ? true : false)) {
1187 // Clearing all acquire fences because their buffers are expired.
1188 // The clients should configure everything again to start new execution
1189 for (unsigned int i = 0; i < layerCount(); i++)
1190 getLayer(i)->setFence(-1);
1191 getCanvas().setFence(-1);
1192
1193 return false;
1194 }
1195
1196 if (handle != NULL)
1197 *handle = 1; /* dummy handle */
1198
1199 return true;
1200 }
1201
waitExecution(int __unused handle)1202 bool AcrylicCompositorG2D::waitExecution(int __unused handle)
1203 {
1204 ALOGD_TEST("Waiting for execution of m2m1shot2 G2D completed by handle %d", handle);
1205
1206 return true;
1207 }
1208
requestPerformanceQoS(AcrylicPerformanceRequest * request)1209 bool AcrylicCompositorG2D::requestPerformanceQoS(AcrylicPerformanceRequest *request)
1210 {
1211 g2d_performance data;
1212
1213 memset(&data, 0, sizeof(data));
1214
1215 if (!request || (request->getFrameCount() == 0)) {
1216 if (mDev.ioctl(G2D_IOC_PERFORMANCE, &data) < 0) {
1217 ALOGERR("Failed to cancel performance request");
1218 return false;
1219 }
1220
1221 ALOGD_TEST("Canceled performance request");
1222 return true;
1223 }
1224
1225 ALOGD_TEST("Requesting performance: frame count %d:", request->getFrameCount());
1226 for (int i = 0; i < request->getFrameCount(); i++) {
1227 AcrylicPerformanceRequestFrame *frame = request->getFrame(i);
1228 uint64_t bandwidth = 0;
1229 bool src_yuv420_8b;
1230 bool src_rotate;
1231
1232 src_rotate = false;
1233 src_yuv420_8b = false;
1234
1235 unsigned int bpp;
1236 uint8_t planecount;
1237 uint32_t equiv_fmt;
1238 for (int idx = 0; idx < frame->getLayerCount(); idx++) {
1239 AcrylicPerformanceRequestLayer *layer = &(frame->mLayers[idx]);
1240 uint64_t layer_bw, pixelcount;
1241 int32_t is_scaling;
1242 uint32_t src_hori = layer->mSourceRect.size.hori;
1243 uint32_t src_vert = layer->mSourceRect.size.vert;
1244 uint32_t dst_hori = layer->mTargetRect.size.hori;
1245 uint32_t dst_vert = layer->mTargetRect.size.vert;
1246 data.frame[i].layer[idx].crop_width = src_hori;
1247 data.frame[i].layer[idx].crop_height = src_vert;
1248 data.frame[i].layer[idx].window_width = dst_hori;
1249 data.frame[i].layer[idx].window_height = dst_vert;
1250
1251 // Src layer crop size is used when calculating read bandwidth.
1252 // Crop coordinates should be aligned in multiples of 16.
1253 pixelcount = (ALIGN(layer->mSourceRect.pos.hori + src_hori, 16) -
1254 ALIGN_DOWN(layer->mSourceRect.pos.hori, 16)) *
1255 (ALIGN(layer->mSourceRect.pos.vert + src_vert, 16) -
1256 ALIGN_DOWN(layer->mSourceRect.pos.vert, 16));
1257
1258 bpp = halfmt_bpp(layer->mPixFormat);
1259 planecount = halfmt_plane_count(layer->mPixFormat);
1260 equiv_fmt = find_format_equivalent(layer->mPixFormat);
1261
1262 if (equiv_fmt == HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_SBWC ||
1263 equiv_fmt == HAL_PIXEL_FORMAT_EXYNOS_YCbCr_420_SPN_10B_SBWC)
1264 data.frame[i].layer[idx].layer_attr |= G2D_PERF_LAYER_SBWC;
1265 else if (layer->mAttribute & AcrylicCanvas::ATTR_COMPRESSED) {
1266 if (planecount == 1)
1267 data.frame[i].layer[idx].layer_attr |= G2D_PERF_LAYER_RGB_AFBC;
1268 else
1269 data.frame[i].layer[idx].layer_attr |= G2D_PERF_LAYER_YUV_AFBC;
1270 } else if (planecount == 2)
1271 data.frame[i].layer[idx].layer_attr |= G2D_PERF_LAYER_YUV2P;
1272
1273 // src_yuv420_8b is used when calculating write bandwidth
1274 if (bpp == 12) src_yuv420_8b = true;
1275
1276 layer_bw = pixelcount * bpp;
1277 // Below is checking if scaling is involved.
1278 // Comparisons are replaced by additions to avoid branches.
1279 if (!!(layer->mTransform & HAL_TRANSFORM_ROT_90)) {
1280 src_rotate = true;
1281 data.frame[i].layer[idx].layer_attr |= G2D_PERF_LAYER_ROTATE;
1282
1283 is_scaling = src_hori - dst_vert;
1284 is_scaling += src_vert - dst_hori;
1285 } else {
1286 is_scaling = src_hori - dst_hori;
1287 is_scaling += src_vert - dst_vert;
1288 }
1289 // Weight to the bandwidth when scaling is involved is 1.125.
1290 // It is multiplied by 16 to avoid multiplication with a real number.
1291 // We also get benefit from shift instead of multiplication.
1292 if (is_scaling == 0) {
1293 layer_bw <<= 4; // layer_bw * 16
1294 } else {
1295 layer_bw = (layer_bw << 4) + (layer_bw << 1); // layer_bw * 18
1296 }
1297
1298 bandwidth += layer_bw;
1299 ALOGD_TEST(" LAYER[%d]: BW %llu FMT %#x(%u) (%dx%d)@(%dx%d)on(%dx%d) --> (%dx%d)@(%dx%d) TRFM %#x",
1300 idx, static_cast<unsigned long long>(layer_bw), layer->mPixFormat, bpp,
1301 layer->mSourceRect.size.hori, layer->mSourceRect.size.vert,
1302 layer->mSourceRect.pos.hori, layer->mSourceRect.pos.vert,
1303 layer->mSourceDimension.hori, layer->mSourceDimension.vert,
1304 layer->mTargetRect.size.hori, layer->mTargetRect.size.vert,
1305 layer->mTargetRect.pos.hori, layer->mTargetRect.pos.vert, layer->mTransform);
1306 }
1307
1308 bandwidth *= frame->mFrameRate;
1309 bandwidth >>= 17; // divide by 16(weight), 8(bpp) and 1024(kilobyte)
1310
1311 data.frame[i].bandwidth_read = static_cast<uint32_t>(bandwidth);
1312
1313 bpp = halfmt_bpp(frame->mTargetPixFormat);
1314 bandwidth = frame->mTargetDimension.hori * frame->mTargetDimension.vert;
1315 bandwidth *= frame->mFrameRate * bpp;
1316
1317 // When src rotation is involved, src format includes yuv420(8bit-depth)
1318 // and dst format is yuv420(8bit-depth), weight to the write bandwidth is 2.
1319 // RSH 12 : bw * 2 / (bits_per_byte * kilobyte)
1320 // RHS 13 : bw * 1 / (bits_per_byte * kilobyte)
1321 bandwidth >>= ((bpp == 12) && src_yuv420_8b && src_rotate) ? 12 : 13;
1322 data.frame[i].bandwidth_write = static_cast<uint32_t>(bandwidth);
1323
1324 if (frame->mHasBackgroundLayer)
1325 data.frame[i].frame_attr |= G2D_PERF_FRAME_SOLIDCOLORFILL;
1326
1327 data.frame[i].num_layers = frame->getLayerCount();
1328 data.frame[i].target_pixelcount = frame->mTargetDimension.vert * frame->mTargetDimension.hori;
1329 data.frame[i].frame_rate = frame->mFrameRate;
1330
1331 ALOGD_TEST(" FRAME[%d]: BW:(%u, %u) Layercount %d, Framerate %d, Target %dx%d, FMT %#x Background? %d",
1332 i, data.frame[i].bandwidth_read, data.frame[i].bandwidth_write, data.frame[i].num_layers, frame->mFrameRate,
1333 frame->mTargetDimension.hori, frame->mTargetDimension.vert, frame->mTargetPixFormat,
1334 frame->mHasBackgroundLayer);
1335 }
1336
1337 data.num_frame = request->getFrameCount();
1338
1339 if (mDev.ioctl(G2D_IOC_PERFORMANCE, &data) < 0) {
1340 ALOGERR("Failed to request performance");
1341 return false;
1342 }
1343
1344 return true;
1345 }
1346
prioritize(int priority)1347 int AcrylicCompositorG2D::prioritize(int priority)
1348 {
1349 static int32_t g2d_priorities[] = {
1350 G2D_LOW_PRIORITY, // 0
1351 G2D_MEDIUM_PRIORITY, // 1
1352 G2D_HIGH_PRIORITY, // 2
1353 };
1354
1355 if (priority == mPriority)
1356 return 0;
1357
1358 if (Acrylic::prioritize(priority) < 0)
1359 return -1;
1360
1361 int32_t arg;
1362
1363 if (priority > 2)
1364 arg = G2D_HIGHEST_PRIORITY;
1365 else if (priority < 0)
1366 arg = G2D_DEFAULT_PRIORITY;
1367 else
1368 arg = g2d_priorities[priority];
1369
1370 if (mDev.ioctl(G2D_IOC_PRIORITY, &arg) < 0) {
1371 if (errno != EBUSY) {
1372 ALOGERR("Failed to set priority on a context of G2D");
1373 return -1;
1374 }
1375
1376 ALOGD("G2D Driver returned EBUSY but the priority of %d(%d) is successfully applied", priority, arg);
1377 return 1;
1378 }
1379
1380 ALOGD_TEST("Applied the priority of %d(%d) successfully", priority, arg);
1381
1382 mPriority = priority;
1383
1384 return 0;
1385 }
1386