1 /*
2 * Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without modification, are permitted
5 * provided that the following conditions are met:
6 * * Redistributions of source code must retain the above copyright notice, this list of
7 * conditions and the following disclaimer.
8 * * Redistributions in binary form must reproduce the above copyright notice, this list of
9 * conditions and the following disclaimer in the documentation and/or other materials provided
10 * with the distribution.
11 * * Neither the name of The Linux Foundation nor the names of its contributors may be used to
12 * endorse or promote products derived from this software without specific prior written
13 * permission.
14 *
15 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
16 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
17 * NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
19 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
20 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
21 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
22 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25 #include <string.h>
26 #include <stdio.h>
27 #include <stdlib.h>
28 #include <fcntl.h>
29 #include <sys/stat.h>
30 #include <sys/types.h>
31 #include <utils/constants.h>
32 #include <utils/debug.h>
33 #include <utils/sys.h>
34
35 #include <algorithm>
36 #include <iostream>
37 #include <fstream>
38 #include <map>
39 #include <memory>
40 #include <string>
41 #include <utility>
42 #include <vector>
43
44 #include "hw_info.h"
45
46 #define __CLASS__ "HWInfo"
47
48 using std::vector;
49 using std::map;
50 using std::string;
51 using std::ifstream;
52 using std::to_string;
53
54 namespace sdm {
55
56 // kDefaultFormatSupport contains the bit map of supported formats for each hw blocks.
57 // For eg: if Cursor supports MDP_RGBA_8888[bit-13] and MDP_RGB_565[bit-0], then cursor pipe array
58 // contains { 0x01[0-3], 0x00[4-7], 0x00[8-12], 0x01[13-16], 0x00[17-20], 0x00[21-24], 0x00[24-28] }
59 const uint8_t HWInfo::kDefaultFormatSupport[kHWSubBlockMax][BITS_TO_BYTES(MDP_IMGTYPE_LIMIT1)] = {
60 { 0xFF, 0xF5, 0x1C, 0x1E, 0x20, 0xFF, 0x01, 0x00, 0xFE, 0x1F }, // kHWVIGPipe
61 { 0x33, 0xE0, 0x00, 0x16, 0x00, 0xBF, 0x00, 0x00, 0xFE, 0x07 }, // kHWRGBPipe
62 { 0x33, 0xE0, 0x00, 0x16, 0x00, 0xBF, 0x00, 0x00, 0xFE, 0x07 }, // kHWDMAPipe
63 { 0x12, 0x60, 0x0C, 0x00, 0x00, 0x0F, 0x00, 0x00, 0x00, 0x00 }, // kHWCursorPipe
64 { 0xFF, 0xF5, 0x1C, 0x1E, 0x20, 0xFF, 0x01, 0x00, 0xFE, 0x1F }, // kHWRotatorInput
65 { 0xFF, 0xF5, 0x1C, 0x1E, 0x20, 0xFF, 0x01, 0x00, 0xFE, 0x1F }, // kHWRotatorOutput
66 { 0x3F, 0xF4, 0x10, 0x1E, 0x20, 0xFF, 0x01, 0x00, 0xAA, 0x16 }, // kHWWBIntfOutput
67 };
68
ParseString(char * input,char * tokens[],const uint32_t max_token,const char * delim,uint32_t * count)69 int HWInfo::ParseString(char *input, char *tokens[], const uint32_t max_token, const char *delim,
70 uint32_t *count) {
71 char *tmp_token = NULL;
72 char *temp_ptr;
73 uint32_t index = 0;
74 if (!input) {
75 return -1;
76 }
77 tmp_token = strtok_r(input, delim, &temp_ptr);
78 while (tmp_token && index < max_token) {
79 tokens[index++] = tmp_token;
80 tmp_token = strtok_r(NULL, delim, &temp_ptr);
81 }
82 *count = index;
83
84 return 0;
85 }
86
Create(HWInfoInterface ** intf)87 DisplayError HWInfoInterface::Create(HWInfoInterface **intf) {
88 DisplayError error = kErrorNone;
89 HWInfo *hw_info = NULL;
90
91 hw_info = new HWInfo();
92 if (!hw_info) {
93 error = kErrorMemory;
94 } else {
95 *intf = hw_info;
96 }
97
98 return error;
99 }
100
Destroy(HWInfoInterface * intf)101 DisplayError HWInfoInterface::Destroy(HWInfoInterface *intf) {
102 HWInfo *hw_info = static_cast<HWInfo *>(intf);
103 delete hw_info;
104
105 return kErrorNone;
106 }
107
GetDynamicBWLimits(HWResourceInfo * hw_resource)108 DisplayError HWInfo::GetDynamicBWLimits(HWResourceInfo *hw_resource) {
109 const char *bw_info_node = "/sys/devices/virtual/graphics/fb0/mdp/bw_mode_bitmap";
110 FILE *fileptr = NULL;
111 uint32_t token_count = 0;
112 const uint32_t max_count = kBwModeMax;
113 char *tokens[max_count] = { NULL };
114 fileptr = Sys::fopen_(bw_info_node, "r");
115
116 if (!fileptr) {
117 DLOGE("File '%s' not found", bw_info_node);
118 return kErrorHardware;
119 }
120
121 HWDynBwLimitInfo* bw_info = &hw_resource->dyn_bw_info;
122 for (int index = 0; index < kBwModeMax; index++) {
123 bw_info->total_bw_limit[index] = UINT32(hw_resource->max_bandwidth_low);
124 bw_info->pipe_bw_limit[index] = hw_resource->max_pipe_bw;
125 }
126
127 char *stringbuffer = reinterpret_cast<char *>(malloc(kMaxStringLength));
128 if (stringbuffer == NULL) {
129 DLOGE("Failed to allocate stringbuffer");
130 return kErrorMemory;
131 }
132
133 size_t len = kMaxStringLength;
134 ssize_t read;
135 char *line = stringbuffer;
136 while ((read = Sys::getline_(&line, &len, fileptr)) != -1) {
137 if (!ParseString(line, tokens, max_count, ":, =\n", &token_count)) {
138 if (!strncmp(tokens[0], "default_pipe", strlen("default_pipe"))) {
139 bw_info->pipe_bw_limit[kBwDefault] = UINT32(atoi(tokens[1]));
140 } else if (!strncmp(tokens[0], "camera_pipe", strlen("camera_pipe"))) {
141 bw_info->pipe_bw_limit[kBwCamera] = UINT32(atoi(tokens[1]));
142 } else if (!strncmp(tokens[0], "vflip_pipe", strlen("vflip_pipe"))) {
143 bw_info->pipe_bw_limit[kBwVFlip] = UINT32(atoi(tokens[1]));
144 } else if (!strncmp(tokens[0], "hflip_pipe", strlen("hflip_pipe"))) {
145 bw_info->pipe_bw_limit[kBwHFlip] = UINT32(atoi(tokens[1]));
146 } else if (!strncmp(tokens[0], "default", strlen("default"))) {
147 bw_info->total_bw_limit[kBwDefault] = UINT32(atoi(tokens[1]));
148 } else if (!strncmp(tokens[0], "camera", strlen("camera"))) {
149 bw_info->total_bw_limit[kBwCamera] = UINT32(atoi(tokens[1]));
150 } else if (!strncmp(tokens[0], "vflip", strlen("vflip"))) {
151 bw_info->total_bw_limit[kBwVFlip] = UINT32(atoi(tokens[1]));
152 } else if (!strncmp(tokens[0], "hflip", strlen("hflip"))) {
153 bw_info->total_bw_limit[kBwHFlip] = UINT32(atoi(tokens[1]));
154 }
155 }
156 }
157 free(stringbuffer);
158 Sys::fclose_(fileptr);
159
160 return kErrorNone;
161 }
162
GetHWResourceInfo(HWResourceInfo * hw_resource)163 DisplayError HWInfo::GetHWResourceInfo(HWResourceInfo *hw_resource) {
164 if (!hw_resource) {
165 DLOGE("HWResourceInfo pointer in invalid.");
166 return kErrorParameters;
167 }
168 const char *fb_path = "/sys/devices/virtual/graphics/fb";
169 FILE *fileptr = NULL;
170 uint32_t token_count = 0;
171 const uint32_t max_count = 256;
172 char *tokens[max_count] = { NULL };
173 char *stringbuffer = reinterpret_cast<char *>(malloc(kMaxStringLength));
174
175 if (stringbuffer == NULL) {
176 DLOGE("Failed to allocate stringbuffer");
177 return kErrorMemory;
178 }
179
180 snprintf(stringbuffer , kMaxStringLength, "%s%d/mdp/caps", fb_path, kHWCapabilitiesNode);
181 fileptr = Sys::fopen_(stringbuffer, "r");
182
183 if (!fileptr) {
184 DLOGE("File '%s' not found", stringbuffer);
185 free(stringbuffer);
186 return kErrorHardware;
187 }
188
189 InitSupportedFormatMap(hw_resource);
190
191 size_t len = kMaxStringLength;
192 ssize_t read;
193 char *line = stringbuffer;
194 hw_resource->hw_version = kHWMdssVersion5;
195 while ((read = Sys::getline_(&line, &len, fileptr)) != -1) {
196 // parse the line and update information accordingly
197 if (!ParseString(line, tokens, max_count, ":, =\n", &token_count)) {
198 if (!strncmp(tokens[0], "hw_rev", strlen("hw_rev"))) {
199 hw_resource->hw_revision = UINT32(atoi(tokens[1])); // HW Rev, v1/v2
200 } else if (!strncmp(tokens[0], "rot_input_fmts", strlen("rot_input_fmts"))) {
201 ParseFormats(&tokens[1], (token_count - 1), kHWRotatorInput, hw_resource);
202 } else if (!strncmp(tokens[0], "rot_output_fmts", strlen("rot_output_fmts"))) {
203 ParseFormats(&tokens[1], (token_count - 1), kHWRotatorOutput, hw_resource);
204 } else if (!strncmp(tokens[0], "wb_output_fmts", strlen("wb_output_fmts"))) {
205 ParseFormats(&tokens[1], (token_count - 1), kHWWBIntfOutput, hw_resource);
206 } else if (!strncmp(tokens[0], "blending_stages", strlen("blending_stages"))) {
207 hw_resource->num_blending_stages = UINT8(atoi(tokens[1]));
208 } else if (!strncmp(tokens[0], "max_downscale_ratio", strlen("max_downscale_ratio"))) {
209 hw_resource->max_scale_down = UINT32(atoi(tokens[1]));
210 } else if (!strncmp(tokens[0], "max_upscale_ratio", strlen("max_upscale_ratio"))) {
211 hw_resource->max_scale_up = UINT32(atoi(tokens[1]));
212 } else if (!strncmp(tokens[0], "max_bandwidth_low", strlen("max_bandwidth_low"))) {
213 hw_resource->max_bandwidth_low = UINT64(atol(tokens[1]));
214 } else if (!strncmp(tokens[0], "max_bandwidth_high", strlen("max_bandwidth_high"))) {
215 hw_resource->max_bandwidth_high = UINT64(atol(tokens[1]));
216 } else if (!strncmp(tokens[0], "max_mixer_width", strlen("max_mixer_width"))) {
217 hw_resource->max_mixer_width = UINT32(atoi(tokens[1]));
218 } else if (!strncmp(tokens[0], "max_pipe_width", strlen("max_pipe_width"))) {
219 hw_resource->max_pipe_width = UINT32(atoi(tokens[1]));
220 } else if (!strncmp(tokens[0], "max_cursor_size", strlen("max_cursor_size"))) {
221 hw_resource->max_cursor_size = UINT32(atoi(tokens[1]));
222 } else if (!strncmp(tokens[0], "max_pipe_bw", strlen("max_pipe_bw"))) {
223 hw_resource->max_pipe_bw = UINT32(atoi(tokens[1]));
224 } else if (!strncmp(tokens[0], "max_mdp_clk", strlen("max_mdp_clk"))) {
225 hw_resource->max_sde_clk = UINT32(atoi(tokens[1]));
226 } else if (!strncmp(tokens[0], "clk_fudge_factor", strlen("clk_fudge_factor"))) {
227 hw_resource->clk_fudge_factor = FLOAT(atoi(tokens[1])) / FLOAT(atoi(tokens[2]));
228 } else if (!strncmp(tokens[0], "fmt_mt_nv12_factor", strlen("fmt_mt_nv12_factor"))) {
229 hw_resource->macrotile_nv12_factor = UINT32(atoi(tokens[1]));
230 } else if (!strncmp(tokens[0], "fmt_mt_factor", strlen("fmt_mt_factor"))) {
231 hw_resource->macrotile_factor = UINT32(atoi(tokens[1]));
232 } else if (!strncmp(tokens[0], "fmt_linear_factor", strlen("fmt_linear_factor"))) {
233 hw_resource->linear_factor = UINT32(atoi(tokens[1]));
234 } else if (!strncmp(tokens[0], "scale_factor", strlen("scale_factor"))) {
235 hw_resource->scale_factor = UINT32(atoi(tokens[1]));
236 } else if (!strncmp(tokens[0], "xtra_ff_factor", strlen("xtra_ff_factor"))) {
237 hw_resource->extra_fudge_factor = UINT32(atoi(tokens[1]));
238 } else if (!strncmp(tokens[0], "features", strlen("features"))) {
239 for (uint32_t i = 0; i < token_count; i++) {
240 if (!strncmp(tokens[i], "bwc", strlen("bwc"))) {
241 hw_resource->has_bwc = true;
242 } else if (!strncmp(tokens[i], "ubwc", strlen("ubwc"))) {
243 hw_resource->has_ubwc = true;
244 } else if (!strncmp(tokens[i], "decimation", strlen("decimation"))) {
245 hw_resource->has_decimation = true;
246 } else if (!strncmp(tokens[i], "tile_format", strlen("tile_format"))) {
247 hw_resource->has_macrotile = true;
248 } else if (!strncmp(tokens[i], "src_split", strlen("src_split"))) {
249 hw_resource->is_src_split = true;
250 } else if (!strncmp(tokens[i], "non_scalar_rgb", strlen("non_scalar_rgb"))) {
251 hw_resource->has_non_scalar_rgb = true;
252 } else if (!strncmp(tokens[i], "perf_calc", strlen("perf_calc"))) {
253 hw_resource->perf_calc = true;
254 } else if (!strncmp(tokens[i], "dynamic_bw_limit", strlen("dynamic_bw_limit"))) {
255 hw_resource->has_dyn_bw_support = true;
256 } else if (!strncmp(tokens[i], "separate_rotator", strlen("separate_rotator"))) {
257 hw_resource->separate_rotator = true;
258 }
259 }
260 } else if (!strncmp(tokens[0], "pipe_count", strlen("pipe_count"))) {
261 uint32_t pipe_count = UINT8(atoi(tokens[1]));
262 for (uint32_t i = 0; i < pipe_count; i++) {
263 read = Sys::getline_(&line, &len, fileptr);
264 if (!ParseString(line, tokens, max_count, ": =\n", &token_count)) {
265 HWPipeCaps pipe_caps;
266 pipe_caps.type = kPipeTypeUnused;
267 for (uint32_t j = 0; j < token_count; j += 2) {
268 if (!strncmp(tokens[j], "pipe_type", strlen("pipe_type"))) {
269 if (!strncmp(tokens[j+1], "vig", strlen("vig"))) {
270 pipe_caps.type = kPipeTypeVIG;
271 hw_resource->num_vig_pipe++;
272 } else if (!strncmp(tokens[j+1], "rgb", strlen("rgb"))) {
273 pipe_caps.type = kPipeTypeRGB;
274 hw_resource->num_rgb_pipe++;
275 } else if (!strncmp(tokens[j+1], "dma", strlen("dma"))) {
276 pipe_caps.type = kPipeTypeDMA;
277 hw_resource->num_dma_pipe++;
278 } else if (!strncmp(tokens[j+1], "cursor", strlen("cursor"))) {
279 pipe_caps.type = kPipeTypeCursor;
280 hw_resource->num_cursor_pipe++;
281 }
282 } else if (!strncmp(tokens[j], "pipe_ndx", strlen("pipe_ndx"))) {
283 pipe_caps.id = UINT32(atoi(tokens[j+1]));
284 } else if (!strncmp(tokens[j], "rects", strlen("rects"))) {
285 pipe_caps.max_rects = UINT32(atoi(tokens[j+1]));
286 } else if (!strncmp(tokens[j], "fmts_supported", strlen("fmts_supported"))) {
287 char *tokens_fmt[max_count] = { NULL };
288 uint32_t token_fmt_count = 0;
289 if (!ParseString(tokens[j+1], tokens_fmt, max_count, ",\n", &token_fmt_count)) {
290 if (pipe_caps.type == kPipeTypeVIG) {
291 ParseFormats(tokens_fmt, token_fmt_count, kHWVIGPipe, hw_resource);
292 } else if (pipe_caps.type == kPipeTypeRGB) {
293 ParseFormats(tokens_fmt, token_fmt_count, kHWRGBPipe, hw_resource);
294 } else if (pipe_caps.type == kPipeTypeDMA) {
295 ParseFormats(tokens_fmt, token_fmt_count, kHWDMAPipe, hw_resource);
296 } else if (pipe_caps.type == kPipeTypeCursor) {
297 ParseFormats(tokens_fmt, token_fmt_count, kHWCursorPipe, hw_resource);
298 }
299 }
300 }
301 }
302 hw_resource->hw_pipes.push_back(pipe_caps);
303 }
304 }
305 }
306 }
307 }
308
309 Sys::fclose_(fileptr);
310
311 DLOGI("SDE Version = %d, SDE Revision = %x, RGB = %d, VIG = %d, DMA = %d, Cursor = %d",
312 hw_resource->hw_version, hw_resource->hw_revision, hw_resource->num_rgb_pipe,
313 hw_resource->num_vig_pipe, hw_resource->num_dma_pipe, hw_resource->num_cursor_pipe);
314 DLOGI("Upscale Ratio = %d, Downscale Ratio = %d, Blending Stages = %d", hw_resource->max_scale_up,
315 hw_resource->max_scale_down, hw_resource->num_blending_stages);
316 DLOGI("BWC = %d, UBWC = %d, Decimation = %d, Tile Format = %d", hw_resource->has_bwc,
317 hw_resource->has_ubwc, hw_resource->has_decimation, hw_resource->has_macrotile);
318 DLOGI("SourceSplit = %d", hw_resource->is_src_split);
319 DLOGI("MaxLowBw = %" PRIu64 " , MaxHighBw = % " PRIu64 "", hw_resource->max_bandwidth_low,
320 hw_resource->max_bandwidth_high);
321 DLOGI("MaxPipeBw = %" PRIu64 " KBps, MaxSDEClock = % " PRIu64 " Hz, ClockFudgeFactor = %f",
322 hw_resource->max_pipe_bw, hw_resource->max_sde_clk, hw_resource->clk_fudge_factor);
323 DLOGI("Prefill factors: Tiled_NV12 = %d, Tiled = %d, Linear = %d, Scale = %d, Fudge_factor = %d",
324 hw_resource->macrotile_nv12_factor, hw_resource->macrotile_factor,
325 hw_resource->linear_factor, hw_resource->scale_factor, hw_resource->extra_fudge_factor);
326
327 if (hw_resource->separate_rotator || hw_resource->num_dma_pipe) {
328 GetHWRotatorInfo(hw_resource);
329 }
330
331 if (hw_resource->has_dyn_bw_support) {
332 DisplayError ret = GetDynamicBWLimits(hw_resource);
333 if (ret != kErrorNone) {
334 DLOGE("Failed to read dynamic band width info");
335 return ret;
336 }
337
338 DLOGI("Has Support for multiple bw limits shown below");
339 for (int index = 0; index < kBwModeMax; index++) {
340 DLOGI("Mode-index=%d total_bw_limit=%d and pipe_bw_limit=%d",
341 index, hw_resource->dyn_bw_info.total_bw_limit[index],
342 hw_resource->dyn_bw_info.pipe_bw_limit[index]);
343 }
344 }
345
346 return kErrorNone;
347 }
348
GetHWRotatorInfo(HWResourceInfo * hw_resource)349 DisplayError HWInfo::GetHWRotatorInfo(HWResourceInfo *hw_resource) {
350 if (GetMDSSRotatorInfo(hw_resource) != kErrorNone)
351 return GetV4L2RotatorInfo(hw_resource);
352
353 return kErrorNone;
354 }
355
GetMDSSRotatorInfo(HWResourceInfo * hw_resource)356 DisplayError HWInfo::GetMDSSRotatorInfo(HWResourceInfo *hw_resource) {
357 FILE *fileptr = NULL;
358 char *stringbuffer = reinterpret_cast<char *>(malloc(sizeof(char) * kMaxStringLength));
359 uint32_t token_count = 0;
360 const uint32_t max_count = 10;
361 char *tokens[max_count] = { NULL };
362 size_t len = kMaxStringLength;
363 ssize_t read = 0;
364
365 snprintf(stringbuffer, sizeof(char) * kMaxStringLength, "%s", kRotatorCapsPath);
366 fileptr = Sys::fopen_(stringbuffer, "r");
367
368 if (!fileptr) {
369 DLOGW("File '%s' not found", stringbuffer);
370 free(stringbuffer);
371 return kErrorNotSupported;
372 }
373
374 hw_resource->hw_rot_info.type = HWRotatorInfo::ROT_TYPE_MDSS;
375 while ((read = Sys::getline_(&stringbuffer, &len, fileptr)) != -1) {
376 if (!ParseString(stringbuffer, tokens, max_count, ":, =\n", &token_count)) {
377 if (!strncmp(tokens[0], "wb_count", strlen("wb_count"))) {
378 hw_resource->hw_rot_info.num_rotator = UINT8(atoi(tokens[1]));
379 hw_resource->hw_rot_info.device_path = "/dev/mdss_rotator";
380 } else if (!strncmp(tokens[0], "downscale", strlen("downscale"))) {
381 hw_resource->hw_rot_info.has_downscale = UINT8(atoi(tokens[1]));
382 }
383 }
384 }
385
386 Sys::fclose_(fileptr);
387 free(stringbuffer);
388
389 DLOGI("MDSS Rotator: Count = %d, Downscale = %d", hw_resource->hw_rot_info.num_rotator,
390 hw_resource->hw_rot_info.has_downscale);
391
392 return kErrorNone;
393 }
394
GetV4L2RotatorInfo(HWResourceInfo * hw_resource)395 DisplayError HWInfo::GetV4L2RotatorInfo(HWResourceInfo *hw_resource) {
396 const uint32_t kMaxV4L2Nodes = 64;
397 size_t len = kMaxStringLength;
398 char *line = reinterpret_cast<char *>(malloc(sizeof(char) * len));
399 bool found = false;
400
401 for (uint32_t i = 0; (i < kMaxV4L2Nodes) && (false == found); i++) {
402 string path = "/sys/class/video4linux/video" + to_string(i) + "/name";
403 FILE *fileptr = Sys::fopen_(path.c_str(), "r");
404 if (fileptr) {
405 if ((Sys::getline_(&line, &len, fileptr) != -1) &&
406 (!strncmp(line, "sde_rotator", strlen("sde_rotator")))) {
407 hw_resource->hw_rot_info.device_path = string("/dev/video" + to_string(i));
408 hw_resource->hw_rot_info.num_rotator++;
409 hw_resource->hw_rot_info.type = HWRotatorInfo::ROT_TYPE_V4L2;
410 hw_resource->hw_rot_info.has_downscale = true;
411 // We support only 1 rotator
412 found = true;
413 }
414 Sys::fclose_(fileptr);
415 }
416 }
417
418 free(line);
419 DLOGI("V4L2 Rotator: Count = %d, Downscale = %d", hw_resource->hw_rot_info.num_rotator,
420 hw_resource->hw_rot_info.has_downscale);
421
422 return kErrorNone;
423 }
424
GetSDMFormat(int mdp_format)425 LayerBufferFormat HWInfo::GetSDMFormat(int mdp_format) {
426 switch (mdp_format) {
427 case MDP_ARGB_8888: return kFormatARGB8888;
428 case MDP_RGBA_8888: return kFormatRGBA8888;
429 case MDP_BGRA_8888: return kFormatBGRA8888;
430 case MDP_XRGB_8888: return kFormatXRGB8888;
431 case MDP_RGBX_8888: return kFormatRGBX8888;
432 case MDP_BGRX_8888: return kFormatBGRX8888;
433 case MDP_RGBA_5551: return kFormatRGBA5551;
434 case MDP_RGBA_4444: return kFormatRGBA4444;
435 case MDP_RGB_888: return kFormatRGB888;
436 case MDP_BGR_888: return kFormatBGR888;
437 case MDP_RGB_565: return kFormatRGB565;
438 case MDP_BGR_565: return kFormatBGR565;
439 case MDP_RGBA_8888_UBWC: return kFormatRGBA8888Ubwc;
440 case MDP_RGBX_8888_UBWC: return kFormatRGBX8888Ubwc;
441 case MDP_RGB_565_UBWC: return kFormatBGR565Ubwc;
442 case MDP_Y_CB_CR_H2V2: return kFormatYCbCr420Planar;
443 case MDP_Y_CR_CB_H2V2: return kFormatYCrCb420Planar;
444 case MDP_Y_CR_CB_GH2V2: return kFormatYCrCb420PlanarStride16;
445 case MDP_Y_CBCR_H2V2: return kFormatYCbCr420SemiPlanar;
446 case MDP_Y_CRCB_H2V2: return kFormatYCrCb420SemiPlanar;
447 case MDP_Y_CBCR_H2V2_VENUS: return kFormatYCbCr420SemiPlanarVenus;
448 case MDP_Y_CBCR_H1V2: return kFormatYCbCr422H1V2SemiPlanar;
449 case MDP_Y_CRCB_H1V2: return kFormatYCrCb422H1V2SemiPlanar;
450 case MDP_Y_CBCR_H2V1: return kFormatYCbCr422H2V1SemiPlanar;
451 case MDP_Y_CRCB_H2V1: return kFormatYCrCb422H2V1SemiPlanar;
452 case MDP_Y_CBCR_H2V2_UBWC: return kFormatYCbCr420SPVenusUbwc;
453 case MDP_Y_CRCB_H2V2_VENUS: return kFormatYCrCb420SemiPlanarVenus;
454 case MDP_YCBYCR_H2V1: return kFormatYCbCr422H2V1Packed;
455 case MDP_RGBA_1010102: return kFormatRGBA1010102;
456 case MDP_ARGB_2101010: return kFormatARGB2101010;
457 case MDP_RGBX_1010102: return kFormatRGBX1010102;
458 case MDP_XRGB_2101010: return kFormatXRGB2101010;
459 case MDP_BGRA_1010102: return kFormatBGRA1010102;
460 case MDP_ABGR_2101010: return kFormatABGR2101010;
461 case MDP_BGRX_1010102: return kFormatBGRX1010102;
462 case MDP_XBGR_2101010: return kFormatXBGR2101010;
463 case MDP_RGBA_1010102_UBWC: return kFormatRGBA1010102Ubwc;
464 case MDP_RGBX_1010102_UBWC: return kFormatRGBX1010102Ubwc;
465 case MDP_Y_CBCR_H2V2_P010: return kFormatYCbCr420P010;
466 case MDP_Y_CBCR_H2V2_TP10_UBWC: return kFormatYCbCr420TP10Ubwc;
467 default: return kFormatInvalid;
468 }
469 }
470
InitSupportedFormatMap(HWResourceInfo * hw_resource)471 void HWInfo::InitSupportedFormatMap(HWResourceInfo *hw_resource) {
472 hw_resource->supported_formats_map.clear();
473
474 for (int sub_blk_type = INT(kHWVIGPipe); sub_blk_type < INT(kHWSubBlockMax); sub_blk_type++) {
475 PopulateSupportedFormatMap(kDefaultFormatSupport[sub_blk_type], MDP_IMGTYPE_LIMIT1,
476 (HWSubBlockType)sub_blk_type, hw_resource);
477 }
478 }
479
ParseFormats(char * tokens[],uint32_t token_count,HWSubBlockType sub_blk_type,HWResourceInfo * hw_resource)480 void HWInfo::ParseFormats(char *tokens[], uint32_t token_count, HWSubBlockType sub_blk_type,
481 HWResourceInfo *hw_resource) {
482 if (token_count > BITS_TO_BYTES(MDP_IMGTYPE_LIMIT1)) {
483 return;
484 }
485
486 std::unique_ptr<uint8_t[]> format_supported(new uint8_t[token_count]);
487 for (uint32_t i = 0; i < token_count; i++) {
488 format_supported[i] = UINT8(atoi(tokens[i]));
489 }
490
491 PopulateSupportedFormatMap(format_supported.get(), (token_count << 3), sub_blk_type, hw_resource);
492 }
493
PopulateSupportedFormatMap(const uint8_t * format_supported,uint32_t format_count,HWSubBlockType sub_blk_type,HWResourceInfo * hw_resource)494 void HWInfo::PopulateSupportedFormatMap(const uint8_t *format_supported, uint32_t format_count,
495 HWSubBlockType sub_blk_type, HWResourceInfo *hw_resource) {
496 vector <LayerBufferFormat> supported_sdm_formats;
497 for (uint32_t mdp_format = 0; mdp_format < format_count; mdp_format++) {
498 if (IS_BIT_SET(format_supported[mdp_format >> 3], (mdp_format & 7))) {
499 LayerBufferFormat sdm_format = GetSDMFormat(INT(mdp_format));
500 if (sdm_format != kFormatInvalid) {
501 supported_sdm_formats.push_back(sdm_format);
502 }
503 }
504 }
505
506 hw_resource->supported_formats_map.erase(sub_blk_type);
507 hw_resource->supported_formats_map.insert(make_pair(sub_blk_type, supported_sdm_formats));
508 }
509
510 } // namespace sdm
511
512