1 /*
2 * Copyright (C) 2015 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "rs.h"
18 #include "rsDevice.h"
19 #include "rsContext.h"
20 #include "rsThreadIO.h"
21
22 #include "rsgApiStructs.h"
23
24 #if !defined(RS_VENDOR_LIB) && !defined(RS_COMPATIBILITY_LIB)
25 #include "rsMesh.h"
26 #endif
27
28 #include <sys/types.h>
29 #include <sys/resource.h>
30 #include <sched.h>
31
32 #include <sys/syscall.h>
33 #include <string.h>
34 #include <dlfcn.h>
35 #include <inttypes.h>
36 #include <unistd.h>
37
38 #ifdef RS_COMPATIBILITY_LIB
39 #include "rsCompatibilityLib.h"
40 #endif
41
42 namespace android {
43 namespace renderscript {
44
45 typedef bool (*HalQueryVersion)(uint32_t *version_major, uint32_t *version_minor);
46 typedef bool (*HalQueryHal)(android::renderscript::RsHalInitEnums entry, void **fnPtr);
47 typedef bool (*HalInit)(RsContext, uint32_t version_major, uint32_t version_minor);
48 typedef void (*HalAbort)(RsContext);
49
50
LoadHalTable(Context * rsc,HalQueryHal fn,bool loadGraphics)51 static bool LoadHalTable(Context *rsc, HalQueryHal fn, bool loadGraphics) {
52 bool ret = true;
53
54 ret &= fn(RS_HAL_CORE_SHUTDOWN, (void **)&rsc->mHal.funcs.shutdownDriver);
55 ret &= fn(RS_HAL_CORE_SET_PRIORITY, (void **)&rsc->mHal.funcs.setPriority);
56 ret &= fn(RS_HAL_CORE_ALLOC_RUNTIME_MEM, (void **)&rsc->mHal.funcs.allocRuntimeMem);
57 ret &= fn(RS_HAL_CORE_FREE_RUNTIME_MEM, (void **)&rsc->mHal.funcs.freeRuntimeMem);
58 ret &= fn(RS_HAL_CORE_FINISH, (void **)&rsc->mHal.funcs.finish);
59
60 ret &= fn(RS_HAL_SCRIPT_INIT, (void **)&rsc->mHal.funcs.script.init);
61 ret &= fn(RS_HAL_SCRIPT_INIT_INTRINSIC, (void **)&rsc->mHal.funcs.script.initIntrinsic);
62 ret &= fn(RS_HAL_SCRIPT_INVOKE_FUNCTION, (void **)&rsc->mHal.funcs.script.invokeFunction);
63 ret &= fn(RS_HAL_SCRIPT_INVOKE_ROOT, (void **)&rsc->mHal.funcs.script.invokeRoot);
64 ret &= fn(RS_HAL_SCRIPT_INVOKE_FOR_EACH, (void **)&rsc->mHal.funcs.script.invokeForEach);
65 ret &= fn(RS_HAL_SCRIPT_INVOKE_REDUCE, (void **)&rsc->mHal.funcs.script.invokeReduce);
66 ret &= fn(RS_HAL_SCRIPT_INVOKE_INIT, (void **)&rsc->mHal.funcs.script.invokeInit);
67 ret &= fn(RS_HAL_SCRIPT_INVOKE_FREE_CHILDREN, (void **)&rsc->mHal.funcs.script.invokeFreeChildren);
68 ret &= fn(RS_HAL_SCRIPT_SET_GLOBAL_VAR, (void **)&rsc->mHal.funcs.script.setGlobalVar);
69 ret &= fn(RS_HAL_SCRIPT_GET_GLOBAL_VAR, (void **)&rsc->mHal.funcs.script.getGlobalVar);
70 ret &= fn(RS_HAL_SCRIPT_SET_GLOBAL_VAR_WITH_ELEMENT_DIM, (void **)&rsc->mHal.funcs.script.setGlobalVarWithElemDims);
71 ret &= fn(RS_HAL_SCRIPT_SET_GLOBAL_BIND, (void **)&rsc->mHal.funcs.script.setGlobalBind);
72 ret &= fn(RS_HAL_SCRIPT_SET_GLOBAL_OBJECT, (void **)&rsc->mHal.funcs.script.setGlobalObj);
73 ret &= fn(RS_HAL_SCRIPT_DESTROY, (void **)&rsc->mHal.funcs.script.destroy);
74 ret &= fn(RS_HAL_SCRIPT_INVOKE_FOR_EACH_MULTI, (void **)&rsc->mHal.funcs.script.invokeForEachMulti);
75 ret &= fn(RS_HAL_SCRIPT_UPDATE_CACHED_OBJECT, (void **)&rsc->mHal.funcs.script.updateCachedObject);
76
77 ret &= fn(RS_HAL_ALLOCATION_INIT, (void **)&rsc->mHal.funcs.allocation.init);
78 ret &= fn(RS_HAL_ALLOCATION_INIT_OEM, (void **)&rsc->mHal.funcs.allocation.initOem);
79 ret &= fn(RS_HAL_ALLOCATION_INIT_ADAPTER, (void **)&rsc->mHal.funcs.allocation.initAdapter);
80 ret &= fn(RS_HAL_ALLOCATION_DESTROY, (void **)&rsc->mHal.funcs.allocation.destroy);
81 ret &= fn(RS_HAL_ALLOCATION_GET_GRALLOC_BITS, (void **)&rsc->mHal.funcs.allocation.grallocBits);
82 ret &= fn(RS_HAL_ALLOCATION_RESIZE, (void **)&rsc->mHal.funcs.allocation.resize);
83 ret &= fn(RS_HAL_ALLOCATION_SYNC_ALL, (void **)&rsc->mHal.funcs.allocation.syncAll);
84 ret &= fn(RS_HAL_ALLOCATION_MARK_DIRTY, (void **)&rsc->mHal.funcs.allocation.markDirty);
85 ret &= fn(RS_HAL_ALLOCATION_SET_SURFACE, (void **)&rsc->mHal.funcs.allocation.setSurface);
86 ret &= fn(RS_HAL_ALLOCATION_IO_SEND, (void **)&rsc->mHal.funcs.allocation.ioSend);
87 ret &= fn(RS_HAL_ALLOCATION_IO_RECEIVE, (void **)&rsc->mHal.funcs.allocation.ioReceive);
88 ret &= fn(RS_HAL_ALLOCATION_DATA_1D, (void **)&rsc->mHal.funcs.allocation.data1D);
89 ret &= fn(RS_HAL_ALLOCATION_DATA_2D, (void **)&rsc->mHal.funcs.allocation.data2D);
90 ret &= fn(RS_HAL_ALLOCATION_DATA_3D, (void **)&rsc->mHal.funcs.allocation.data3D);
91 ret &= fn(RS_HAL_ALLOCATION_READ_1D, (void **)&rsc->mHal.funcs.allocation.read1D);
92 ret &= fn(RS_HAL_ALLOCATION_READ_2D, (void **)&rsc->mHal.funcs.allocation.read2D);
93 ret &= fn(RS_HAL_ALLOCATION_READ_3D, (void **)&rsc->mHal.funcs.allocation.read3D);
94 ret &= fn(RS_HAL_ALLOCATION_LOCK_1D, (void **)&rsc->mHal.funcs.allocation.lock1D);
95 ret &= fn(RS_HAL_ALLOCATION_UNLOCK_1D, (void **)&rsc->mHal.funcs.allocation.unlock1D);
96 ret &= fn(RS_HAL_ALLOCATION_COPY_1D, (void **)&rsc->mHal.funcs.allocation.allocData1D);
97 ret &= fn(RS_HAL_ALLOCATION_COPY_2D, (void **)&rsc->mHal.funcs.allocation.allocData2D);
98 ret &= fn(RS_HAL_ALLOCATION_COPY_3D, (void **)&rsc->mHal.funcs.allocation.allocData3D);
99 ret &= fn(RS_HAL_ALLOCATION_ELEMENT_DATA, (void **)&rsc->mHal.funcs.allocation.elementData);
100 ret &= fn(RS_HAL_ALLOCATION_ELEMENT_READ, (void **)&rsc->mHal.funcs.allocation.elementRead);
101 ret &= fn(RS_HAL_ALLOCATION_GENERATE_MIPMAPS, (void **)&rsc->mHal.funcs.allocation.generateMipmaps);
102 ret &= fn(RS_HAL_ALLOCATION_UPDATE_CACHED_OBJECT, (void **)&rsc->mHal.funcs.allocation.updateCachedObject);
103 ret &= fn(RS_HAL_ALLOCATION_ADAPTER_OFFSET, (void **)&rsc->mHal.funcs.allocation.adapterOffset);
104 ret &= fn(RS_HAL_ALLOCATION_GET_POINTER, (void **)&rsc->mHal.funcs.allocation.getPointer);
105 #ifdef RS_COMPATIBILITY_LIB
106 ret &= fn(RS_HAL_ALLOCATION_INIT_STRIDED, (void **)&rsc->mHal.funcs.allocation.initStrided);
107 #endif
108
109 ret &= fn(RS_HAL_SAMPLER_INIT, (void **)&rsc->mHal.funcs.sampler.init);
110 ret &= fn(RS_HAL_SAMPLER_DESTROY, (void **)&rsc->mHal.funcs.sampler.destroy);
111 ret &= fn(RS_HAL_SAMPLER_UPDATE_CACHED_OBJECT, (void **)&rsc->mHal.funcs.sampler.updateCachedObject);
112
113 ret &= fn(RS_HAL_TYPE_INIT, (void **)&rsc->mHal.funcs.type.init);
114 ret &= fn(RS_HAL_TYPE_DESTROY, (void **)&rsc->mHal.funcs.type.destroy);
115 ret &= fn(RS_HAL_TYPE_UPDATE_CACHED_OBJECT, (void **)&rsc->mHal.funcs.type.updateCachedObject);
116
117 ret &= fn(RS_HAL_ELEMENT_INIT, (void **)&rsc->mHal.funcs.element.init);
118 ret &= fn(RS_HAL_ELEMENT_DESTROY, (void **)&rsc->mHal.funcs.element.destroy);
119 ret &= fn(RS_HAL_ELEMENT_UPDATE_CACHED_OBJECT, (void **)&rsc->mHal.funcs.element.updateCachedObject);
120
121 ret &= fn(RS_HAL_SCRIPT_GROUP_INIT, (void **)&rsc->mHal.funcs.scriptgroup.init);
122 ret &= fn(RS_HAL_SCRIPT_GROUP_DESTROY, (void **)&rsc->mHal.funcs.scriptgroup.destroy);
123 ret &= fn(RS_HAL_SCRIPT_GROUP_UPDATE_CACHED_OBJECT, (void **)&rsc->mHal.funcs.scriptgroup.updateCachedObject);
124 ret &= fn(RS_HAL_SCRIPT_GROUP_SET_INPUT, (void **)&rsc->mHal.funcs.scriptgroup.setInput);
125 ret &= fn(RS_HAL_SCRIPT_GROUP_SET_OUTPUT, (void **)&rsc->mHal.funcs.scriptgroup.setOutput);
126 ret &= fn(RS_HAL_SCRIPT_GROUP_EXECUTE, (void **)&rsc->mHal.funcs.scriptgroup.execute);
127
128
129 if (loadGraphics) {
130 ret &= fn(RS_HAL_GRAPHICS_INIT, (void **)&rsc->mHal.funcs.initGraphics);
131 ret &= fn(RS_HAL_GRAPHICS_SHUTDOWN, (void **)&rsc->mHal.funcs.shutdownGraphics);
132 ret &= fn(RS_HAL_GRAPHICS_SWAP, (void **)&rsc->mHal.funcs.swap);
133 ret &= fn(RS_HAL_GRAPHICS_SET_SURFACE, (void **)&rsc->mHal.funcs.setSurface);
134 ret &= fn(RS_HAL_GRAPHICS_RASTER_INIT, (void **)&rsc->mHal.funcs.raster.init);
135 ret &= fn(RS_HAL_GRAPHICS_RASTER_SET_ACTIVE, (void **)&rsc->mHal.funcs.raster.setActive);
136 ret &= fn(RS_HAL_GRAPHICS_RASTER_DESTROY, (void **)&rsc->mHal.funcs.raster.destroy);
137 ret &= fn(RS_HAL_GRAPHICS_VERTEX_INIT, (void **)&rsc->mHal.funcs.vertex.init);
138 ret &= fn(RS_HAL_GRAPHICS_VERTEX_SET_ACTIVE, (void **)&rsc->mHal.funcs.vertex.setActive);
139 ret &= fn(RS_HAL_GRAPHICS_VERTEX_DESTROY, (void **)&rsc->mHal.funcs.vertex.destroy);
140 ret &= fn(RS_HAL_GRAPHICS_FRAGMENT_INIT, (void **)&rsc->mHal.funcs.fragment.init);
141 ret &= fn(RS_HAL_GRAPHICS_FRAGMENT_SET_ACTIVE, (void **)&rsc->mHal.funcs.fragment.setActive);
142 ret &= fn(RS_HAL_GRAPHICS_FRAGMENT_DESTROY, (void **)&rsc->mHal.funcs.fragment.destroy);
143 ret &= fn(RS_HAL_GRAPHICS_MESH_INIT, (void **)&rsc->mHal.funcs.mesh.init);
144 ret &= fn(RS_HAL_GRAPHICS_MESH_DRAW, (void **)&rsc->mHal.funcs.mesh.draw);
145 ret &= fn(RS_HAL_GRAPHICS_MESH_DESTROY, (void **)&rsc->mHal.funcs.mesh.destroy);
146 ret &= fn(RS_HAL_GRAPHICS_FB_INIT, (void **)&rsc->mHal.funcs.framebuffer.init);
147 ret &= fn(RS_HAL_GRAPHICS_FB_SET_ACTIVE, (void **)&rsc->mHal.funcs.framebuffer.setActive);
148 ret &= fn(RS_HAL_GRAPHICS_FB_DESTROY, (void **)&rsc->mHal.funcs.framebuffer.destroy);
149 ret &= fn(RS_HAL_GRAPHICS_STORE_INIT, (void **)&rsc->mHal.funcs.store.init);
150 ret &= fn(RS_HAL_GRAPHICS_STORE_SET_ACTIVE, (void **)&rsc->mHal.funcs.store.setActive);
151 ret &= fn(RS_HAL_GRAPHICS_STORE_DESTROY, (void **)&rsc->mHal.funcs.store.destroy);
152 }
153
154 return ret;
155 }
156
loadRuntime(const char * filename)157 bool Context::loadRuntime(const char* filename) {
158 HalQueryVersion fnQueryVersion = nullptr;
159 HalQueryHal fnQueryHal = nullptr;
160 HalInit fnInit = nullptr;
161 HalAbort fnAbort = nullptr;
162
163
164 // TODO: store the driverSO somewhere so we can dlclose later
165 void *driverSO = nullptr;
166
167 driverSO = dlopen(filename, RTLD_LAZY);
168 if (driverSO == nullptr) {
169 ALOGE("Failed loading RS driver: %s", dlerror());
170 return false;
171 }
172
173 // Need to call dlerror() to clear buffer before using it for dlsym().
174 (void) dlerror();
175
176 fnQueryVersion = (HalQueryVersion) dlsym(driverSO, "rsdHalQueryVersion");
177 fnQueryHal = (HalQueryHal) dlsym(driverSO, "rsdHalQueryHal");
178 fnInit = (HalInit) dlsym(driverSO, "rsdHalInit");
179 fnAbort = (HalAbort) dlsym(driverSO, "rsdHalAbort");
180 uint32_t version_major = 0;
181 uint32_t version_minor = 0;
182
183 if ((fnQueryVersion == nullptr) || (fnQueryHal == nullptr) ||
184 (fnInit == nullptr) || (fnAbort == nullptr)) {
185
186 ALOGE("Failed to find hal setup entry points: %s", dlerror());
187 goto error;
188 }
189
190 if (!fnQueryVersion(&version_major, &version_minor)) {
191 ALOGE("Error checking RS driver version, %s", filename);
192 goto error;
193 }
194
195 if (version_major != RS_HAL_VERSION) {
196 ALOGE("Mismatched RS HAL versions: %s is version %u but version %u is expected",
197 filename, version_major, RS_HAL_VERSION);
198 goto error;
199 }
200
201 if (!LoadHalTable(this, fnQueryHal, mIsGraphicsContext)) {
202 ALOGE("Error loading RS HAL table, %s", filename);
203 goto error;
204 }
205
206 if (!(*fnInit)(this, 0, 0)) {
207 ALOGE("Hal init failed, %s", filename);
208 goto error;
209 }
210
211 // Only map in the actual driver name if we successfully load the runtime.
212 setDriverName(filename);
213
214 return true;
215
216
217 error:
218 if (fnAbort != nullptr) {
219 fnAbort(this);
220 }
221 dlclose(driverSO);
222 return false;
223 }
224
225
226
loadDriver(bool forceDefault,bool forceRSoV)227 bool Context::loadDriver(bool forceDefault, bool forceRSoV) {
228 bool loadDefault = true;
229
230 // Provide a mechanism for dropping in a different RS driver.
231 #ifndef RS_COMPATIBILITY_LIB
232
233 if (forceRSoV) {
234 // If the property is set to use the RSoV driver, load it and fall back
235 // to the vendor driver or the CPU reference driver if it does not load.
236 if (loadRuntime("libRSDriver_RSoV.so")) {
237 ALOGV("Successfully loaded the RSoV driver!");
238 return true;
239 }
240 ALOGE("Failed to load the RSoV driver!");
241 }
242
243 if (!forceDefault && mVendorDriverName != nullptr) {
244 if (loadRuntime(mVendorDriverName)) {
245 ALOGV("Successfully loaded runtime: %s", mVendorDriverName);
246 loadDefault = false;
247 } else {
248 ALOGE("Failed to load runtime %s, loading default", mVendorDriverName);
249 }
250 }
251
252 if (loadDefault) {
253 if (!loadRuntime("libRSDriver.so")) {
254 ALOGE("Failed to load default runtime!");
255 return false;
256 }
257 }
258 #else // RS_COMPATIBILITY_LIB
259 if (!LoadHalTable(this, rsdHalQueryHal, false)) {
260 ALOGE("Error loading RS HAL table");
261 return false;
262 }
263 if (rsdHalInit(this, 0, 0) != true) {
264 return false;
265 }
266 #endif
267
268 return true;
269 }
270
271 } // namespace renderscript
272 } // namespace android
273