1 /*
2  * Copyright (c) 2011-2012,2014, The Linux Foundation. All rights reserved.
3 
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are
6  * met:
7  *   * Redistributions of source code must retain the above copyright
8  *     notice, this list of conditions and the following disclaimer.
9  *   * Redistributions in binary form must reproduce the above
10  *     copyright notice, this list of conditions and the following
11  *     disclaimer in the documentation and/or other materials provided
12  *     with the distribution.
13  *   * Neither the name of The Linux Foundation nor the names of its
14  *     contributors may be used to endorse or promote products derived
15  *     from this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
18  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
21  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28  */
29 
30 #include <cutils/log.h>
31 #include <fcntl.h>
32 #include <dlfcn.h>
33 #include "gralloc_priv.h"
34 #include "alloc_controller.h"
35 #include "memalloc.h"
36 #include "ionalloc.h"
37 #include "gr.h"
38 #include "comptype.h"
39 #include "mdp_version.h"
40 
41 #ifdef VENUS_COLOR_FORMAT
42 #include <media/msm_media_info.h>
43 #else
44 #define VENUS_Y_STRIDE(args...) 0
45 #define VENUS_Y_SCANLINES(args...) 0
46 #define VENUS_BUFFER_SIZE(args...) 0
47 #endif
48 
49 #define ASTC_BLOCK_SIZE 16
50 
51 using namespace gralloc;
52 using namespace qdutils;
53 
54 ANDROID_SINGLETON_STATIC_INSTANCE(AdrenoMemInfo);
55 
56 //Common functions
canFallback(int usage,bool triedSystem)57 static bool canFallback(int usage, bool triedSystem)
58 {
59     // Fallback to system heap when alloc fails unless
60     // 1. Composition type is MDP
61     // 2. Alloc from system heap was already tried
62     // 3. The heap type is requsted explicitly
63     // 4. The heap type is protected
64     // 5. The buffer is meant for external display only
65 
66     if(QCCompositionType::getInstance().getCompositionType() &
67        COMPOSITION_TYPE_MDP)
68         return false;
69     if(triedSystem)
70         return false;
71     if(usage & (GRALLOC_HEAP_MASK | GRALLOC_USAGE_PROTECTED))
72         return false;
73     if(usage & (GRALLOC_HEAP_MASK | GRALLOC_USAGE_PRIVATE_EXTERNAL_ONLY))
74         return false;
75     //Return true by default
76     return true;
77 }
78 
useUncached(int usage)79 static bool useUncached(int usage)
80 {
81     if (usage & GRALLOC_USAGE_PRIVATE_UNCACHED)
82         return true;
83     if(((usage & GRALLOC_USAGE_SW_WRITE_MASK) == GRALLOC_USAGE_SW_WRITE_RARELY)
84        ||((usage & GRALLOC_USAGE_SW_READ_MASK) == GRALLOC_USAGE_SW_READ_RARELY))
85         return true;
86     return false;
87 }
88 
89 //-------------- AdrenoMemInfo-----------------------//
AdrenoMemInfo()90 AdrenoMemInfo::AdrenoMemInfo()
91 {
92     LINK_adreno_compute_aligned_width_and_height = NULL;
93     LINK_adreno_compute_padding = NULL;
94     LINK_adreno_isMacroTilingSupportedByGpu = NULL;
95     LINK_adreno_compute_compressedfmt_aligned_width_and_height = NULL;
96 
97     libadreno_utils = ::dlopen("libadreno_utils.so", RTLD_NOW);
98     if (libadreno_utils) {
99         *(void **)&LINK_adreno_compute_aligned_width_and_height =
100                 ::dlsym(libadreno_utils, "compute_aligned_width_and_height");
101         *(void **)&LINK_adreno_compute_padding =
102                 ::dlsym(libadreno_utils, "compute_surface_padding");
103         *(void **)&LINK_adreno_isMacroTilingSupportedByGpu =
104                 ::dlsym(libadreno_utils, "isMacroTilingSupportedByGpu");
105         *(void **)&LINK_adreno_compute_compressedfmt_aligned_width_and_height =
106                 ::dlsym(libadreno_utils,
107                         "compute_compressedfmt_aligned_width_and_height");
108     }
109 }
110 
~AdrenoMemInfo()111 AdrenoMemInfo::~AdrenoMemInfo()
112 {
113     if (libadreno_utils) {
114         ::dlclose(libadreno_utils);
115     }
116 }
117 
isMacroTilingSupportedByGPU()118 int AdrenoMemInfo::isMacroTilingSupportedByGPU()
119 {
120     if ((libadreno_utils)) {
121         if(LINK_adreno_isMacroTilingSupportedByGpu) {
122             return LINK_adreno_isMacroTilingSupportedByGpu();
123         }
124     }
125     return 0;
126 }
127 
128 
getAlignedWidthAndHeight(int width,int height,int format,int tile_enabled,int & aligned_w,int & aligned_h)129 void AdrenoMemInfo::getAlignedWidthAndHeight(int width, int height, int format,
130                             int tile_enabled, int& aligned_w, int& aligned_h)
131 {
132     aligned_w = width;
133     aligned_h = height;
134     // Currently surface padding is only computed for RGB* surfaces.
135     if (format <= HAL_PIXEL_FORMAT_BGRA_8888) {
136         aligned_w = ALIGN(width, 32);
137         aligned_h = ALIGN(height, 32);
138         // Don't add any additional padding if debug.gralloc.map_fb_memory
139         // is enabled
140         char property[PROPERTY_VALUE_MAX];
141         if((property_get("debug.gralloc.map_fb_memory", property, NULL) > 0) &&
142            (!strncmp(property, "1", PROPERTY_VALUE_MAX ) ||
143            (!strncasecmp(property,"true", PROPERTY_VALUE_MAX )))) {
144               return;
145         }
146 
147         int bpp = 4;
148         switch(format)
149         {
150             case HAL_PIXEL_FORMAT_RGB_888:
151                 bpp = 3;
152                 break;
153             case HAL_PIXEL_FORMAT_RGB_565:
154                 bpp = 2;
155                 break;
156             default: break;
157         }
158         if (libadreno_utils) {
159             int raster_mode         = 0;   // Adreno unknown raster mode.
160             int padding_threshold   = 512; // Threshold for padding surfaces.
161             // the function below computes aligned width and aligned height
162             // based on linear or macro tile mode selected.
163             if(LINK_adreno_compute_aligned_width_and_height) {
164                 LINK_adreno_compute_aligned_width_and_height(width,
165                                      height, bpp, tile_enabled,
166                                      raster_mode, padding_threshold,
167                                      &aligned_w, &aligned_h);
168 
169             } else if(LINK_adreno_compute_padding) {
170                 int surface_tile_height = 1;   // Linear surface
171                 aligned_w = LINK_adreno_compute_padding(width, bpp,
172                                      surface_tile_height, raster_mode,
173                                      padding_threshold);
174                 ALOGW("%s: Warning!! Old GFX API is used to calculate stride",
175                                                             __FUNCTION__);
176             } else {
177                 ALOGW("%s: Warning!! Symbols compute_surface_padding and " \
178                     "compute_aligned_width_and_height not found", __FUNCTION__);
179             }
180         }
181     } else {
182         switch (format)
183         {
184             case HAL_PIXEL_FORMAT_YCrCb_420_SP:
185             case HAL_PIXEL_FORMAT_YCrCb_420_SP_ADRENO:
186             case HAL_PIXEL_FORMAT_RAW16:
187                 aligned_w = ALIGN(width, 32);
188                 break;
189             case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED:
190                 aligned_w = ALIGN(width, 128);
191                 break;
192             case HAL_PIXEL_FORMAT_YCbCr_420_SP:
193             case HAL_PIXEL_FORMAT_YV12:
194             case HAL_PIXEL_FORMAT_YCbCr_422_SP:
195             case HAL_PIXEL_FORMAT_YCrCb_422_SP:
196             case HAL_PIXEL_FORMAT_YCbCr_422_I:
197             case HAL_PIXEL_FORMAT_YCrCb_422_I:
198                 aligned_w = ALIGN(width, 16);
199                 break;
200             case HAL_PIXEL_FORMAT_YCbCr_420_SP_VENUS:
201             case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
202                 aligned_w = VENUS_Y_STRIDE(COLOR_FMT_NV12, width);
203                 aligned_h = VENUS_Y_SCANLINES(COLOR_FMT_NV12, height);
204                 break;
205             case HAL_PIXEL_FORMAT_BLOB:
206                 break;
207             case HAL_PIXEL_FORMAT_NV21_ZSL:
208                 aligned_w = ALIGN(width, 64);
209                 aligned_h = ALIGN(height, 64);
210                 break;
211             case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_4x4_KHR:
212             case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:
213             case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_5x4_KHR:
214             case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:
215             case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_5x5_KHR:
216             case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:
217             case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_6x5_KHR:
218             case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:
219             case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_6x6_KHR:
220             case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:
221             case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_8x5_KHR:
222             case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:
223             case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_8x6_KHR:
224             case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:
225             case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_8x8_KHR:
226             case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:
227             case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x5_KHR:
228             case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:
229             case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x6_KHR:
230             case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:
231             case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x8_KHR:
232             case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:
233             case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x10_KHR:
234             case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:
235             case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_12x10_KHR:
236             case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:
237             case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_12x12_KHR:
238             case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:
239                 if(LINK_adreno_compute_compressedfmt_aligned_width_and_height) {
240                     int bytesPerPixel = 0;
241                     int raster_mode         = 0;   //Adreno unknown raster mode.
242                     int padding_threshold   = 512; //Threshold for padding
243                     //surfaces.
244 
245                     LINK_adreno_compute_compressedfmt_aligned_width_and_height(
246                         width, height, format, 0,raster_mode, padding_threshold,
247                         &aligned_w, &aligned_h, &bytesPerPixel);
248 
249                 } else {
250                     ALOGW("%s: Warning!! Symbols" \
251                           " compute_compressedfmt_aligned_width_and_height" \
252                           " not found", __FUNCTION__);
253                 }
254                 break;
255             default: break;
256         }
257     }
258 }
259 
260 //-------------- IAllocController-----------------------//
261 IAllocController* IAllocController::sController = NULL;
getInstance(void)262 IAllocController* IAllocController::getInstance(void)
263 {
264     if(sController == NULL) {
265         sController = new IonController();
266     }
267     return sController;
268 }
269 
270 
271 //-------------- IonController-----------------------//
IonController()272 IonController::IonController()
273 {
274     allocateIonMem();
275 }
276 
allocateIonMem()277 void IonController::allocateIonMem()
278 {
279    mIonAlloc = new IonAlloc();
280 }
281 
allocate(alloc_data & data,int usage)282 int IonController::allocate(alloc_data& data, int usage)
283 {
284     int ionFlags = 0;
285     int ret;
286 
287     data.uncached = useUncached(usage);
288     data.allocType = 0;
289 
290     if(usage & GRALLOC_USAGE_PRIVATE_UI_CONTIG_HEAP)
291         ionFlags |= ION_HEAP(ION_SF_HEAP_ID);
292 
293     if(usage & GRALLOC_USAGE_PRIVATE_SYSTEM_HEAP)
294         ionFlags |= ION_HEAP(ION_SYSTEM_HEAP_ID);
295 
296     if(usage & GRALLOC_USAGE_PRIVATE_IOMMU_HEAP)
297         ionFlags |= ION_HEAP(ION_IOMMU_HEAP_ID);
298 
299     if(usage & GRALLOC_USAGE_PROTECTED) {
300         if (usage & GRALLOC_USAGE_PRIVATE_MM_HEAP) {
301             ionFlags |= ION_HEAP(ION_CP_MM_HEAP_ID);
302             ionFlags |= ION_SECURE;
303         } else {
304             // for targets/OEMs which do not need HW level protection
305             // do not set ion secure flag & MM heap. Fallback to IOMMU heap.
306             ionFlags |= ION_HEAP(ION_IOMMU_HEAP_ID);
307         }
308     } else if(usage & GRALLOC_USAGE_PRIVATE_MM_HEAP) {
309         //MM Heap is exclusively a secure heap.
310         //If it is used for non secure cases, fallback to IOMMU heap
311         ALOGW("GRALLOC_USAGE_PRIVATE_MM_HEAP \
312                                 cannot be used as an insecure heap!\
313                                 trying to use IOMMU instead !!");
314         ionFlags |= ION_HEAP(ION_IOMMU_HEAP_ID);
315     }
316 
317     if(usage & GRALLOC_USAGE_PRIVATE_CAMERA_HEAP)
318         ionFlags |= ION_HEAP(ION_CAMERA_HEAP_ID);
319 
320     if(usage & GRALLOC_USAGE_PRIVATE_ADSP_HEAP)
321         ionFlags |= ION_HEAP(ION_ADSP_HEAP_ID);
322 
323     if(ionFlags & ION_SECURE)
324          data.allocType |= private_handle_t::PRIV_FLAGS_SECURE_BUFFER;
325 
326     // if no flags are set, default to
327     // SF + IOMMU heaps, so that bypass can work
328     // we can fall back to system heap if
329     // we run out.
330     if(!ionFlags)
331         ionFlags = ION_HEAP(ION_SF_HEAP_ID) | ION_HEAP(ION_IOMMU_HEAP_ID);
332 
333     data.flags = ionFlags;
334     ret = mIonAlloc->alloc_buffer(data);
335 
336     // Fallback
337     if(ret < 0 && canFallback(usage,
338                               (ionFlags & ION_SYSTEM_HEAP_ID)))
339     {
340         ALOGW("Falling back to system heap");
341         data.flags = ION_HEAP(ION_SYSTEM_HEAP_ID);
342         ret = mIonAlloc->alloc_buffer(data);
343     }
344 
345     if(ret >= 0 ) {
346         data.allocType |= private_handle_t::PRIV_FLAGS_USES_ION;
347     }
348 
349     return ret;
350 }
351 
getAllocator(int flags)352 IMemAlloc* IonController::getAllocator(int flags)
353 {
354     IMemAlloc* memalloc = NULL;
355     if (flags & private_handle_t::PRIV_FLAGS_USES_ION) {
356         memalloc = mIonAlloc;
357     } else {
358         ALOGE("%s: Invalid flags passed: 0x%x", __FUNCTION__, flags);
359     }
360 
361     return memalloc;
362 }
363 
isMacroTileEnabled(int format,int usage)364 bool isMacroTileEnabled(int format, int usage)
365 {
366     bool tileEnabled = false;
367 
368     // Check whether GPU & MDSS supports MacroTiling feature
369     if(AdrenoMemInfo::getInstance().isMacroTilingSupportedByGPU() &&
370             qdutils::MDPVersion::getInstance().supportsMacroTile())
371     {
372         // check the format
373         switch(format)
374         {
375             case  HAL_PIXEL_FORMAT_RGBA_8888:
376             case  HAL_PIXEL_FORMAT_RGBX_8888:
377             case  HAL_PIXEL_FORMAT_BGRA_8888:
378             case  HAL_PIXEL_FORMAT_RGB_565:
379                 {
380                     tileEnabled = true;
381                     // check the usage flags
382                     if (usage & (GRALLOC_USAGE_SW_READ_MASK |
383                                 GRALLOC_USAGE_SW_WRITE_MASK)) {
384                         // Application intends to use CPU for rendering
385                         tileEnabled = false;
386                     }
387                     break;
388                 }
389             default:
390                 break;
391         }
392     }
393     return tileEnabled;
394 }
395 
396 // helper function
getSize(int format,int width,int height,const int alignedw,const int alignedh)397 unsigned int getSize(int format, int width, int height, const int alignedw,
398         const int alignedh) {
399     unsigned int size = 0;
400 
401     switch (format) {
402         case HAL_PIXEL_FORMAT_RGBA_8888:
403         case HAL_PIXEL_FORMAT_RGBX_8888:
404         case HAL_PIXEL_FORMAT_BGRA_8888:
405             size = alignedw * alignedh * 4;
406             break;
407         case HAL_PIXEL_FORMAT_RGB_888:
408             size = alignedw * alignedh * 3;
409             break;
410         case HAL_PIXEL_FORMAT_RGB_565:
411         case HAL_PIXEL_FORMAT_RAW16:
412             size = alignedw * alignedh * 2;
413             break;
414 
415             // adreno formats
416         case HAL_PIXEL_FORMAT_YCrCb_420_SP_ADRENO:  // NV21
417             size  = ALIGN(alignedw*alignedh, 4096);
418             size += ALIGN(2 * ALIGN(width/2, 32) * ALIGN(height/2, 32), 4096);
419             break;
420         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED:   // NV12
421             // The chroma plane is subsampled,
422             // but the pitch in bytes is unchanged
423             // The GPU needs 4K alignment, but the video decoder needs 8K
424             size  = ALIGN( alignedw * alignedh, 8192);
425             size += ALIGN( alignedw * ALIGN(height/2, 32), 8192);
426             break;
427         case HAL_PIXEL_FORMAT_YV12:
428             if ((format == HAL_PIXEL_FORMAT_YV12) && ((width&1) || (height&1))) {
429                 ALOGE("w or h is odd for the YV12 format");
430                 return 0;
431             }
432             size = alignedw*alignedh +
433                     (ALIGN(alignedw/2, 16) * (alignedh/2))*2;
434             size = ALIGN(size, (unsigned int)4096);
435             break;
436         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
437         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
438             size = ALIGN((alignedw*alignedh) + (alignedw* alignedh)/2 + 1, 4096);
439             break;
440         case HAL_PIXEL_FORMAT_YCbCr_422_SP:
441         case HAL_PIXEL_FORMAT_YCrCb_422_SP:
442         case HAL_PIXEL_FORMAT_YCbCr_422_I:
443         case HAL_PIXEL_FORMAT_YCrCb_422_I:
444             if(width & 1) {
445                 ALOGE("width is odd for the YUV422_SP format");
446                 return 0;
447             }
448             size = ALIGN(alignedw * alignedh * 2, 4096);
449             break;
450         case HAL_PIXEL_FORMAT_YCbCr_420_SP_VENUS:
451         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
452             size = VENUS_BUFFER_SIZE(COLOR_FMT_NV12, width, height);
453             break;
454         case HAL_PIXEL_FORMAT_BLOB:
455             if(height != 1) {
456                 ALOGE("%s: Buffers with format HAL_PIXEL_FORMAT_BLOB \
457                       must have height==1 ", __FUNCTION__);
458                 return 0;
459             }
460             size = width;
461             break;
462         case HAL_PIXEL_FORMAT_NV21_ZSL:
463             size = ALIGN((alignedw*alignedh) + (alignedw* alignedh)/2, 4096);
464             break;
465         case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_4x4_KHR:
466         case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_5x4_KHR:
467         case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_5x5_KHR:
468         case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_6x5_KHR:
469         case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_6x6_KHR:
470         case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_8x5_KHR:
471         case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_8x6_KHR:
472         case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_8x8_KHR:
473         case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x5_KHR:
474         case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x6_KHR:
475         case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x8_KHR:
476         case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_10x10_KHR:
477         case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_12x10_KHR:
478         case HAL_PIXEL_FORMAT_COMPRESSED_RGBA_ASTC_12x12_KHR:
479         case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:
480         case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:
481         case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:
482         case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:
483         case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:
484         case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:
485         case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:
486         case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:
487         case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:
488         case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:
489         case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:
490         case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:
491         case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:
492         case HAL_PIXEL_FORMAT_COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:
493             size = alignedw * alignedh * ASTC_BLOCK_SIZE;
494             break;
495         default:
496             ALOGE("unrecognized pixel format: 0x%x", format);
497             return 0;
498     }
499     return size;
500 }
501 
getBufferSizeAndDimensions(int width,int height,int format,int & alignedw,int & alignedh)502 unsigned int getBufferSizeAndDimensions(int width, int height, int format,
503         int& alignedw, int &alignedh)
504 {
505     unsigned int size;
506 
507     AdrenoMemInfo::getInstance().getAlignedWidthAndHeight(width,
508             height,
509             format,
510             false,
511             alignedw,
512             alignedh);
513 
514     size = getSize(format, width, height, alignedw, alignedh);
515 
516     return size;
517 }
518 
519 
getBufferSizeAndDimensions(int width,int height,int format,int usage,int & alignedw,int & alignedh)520 unsigned int getBufferSizeAndDimensions(int width, int height, int format,
521         int usage, int& alignedw, int &alignedh)
522 {
523     unsigned int size;
524     int tileEnabled = isMacroTileEnabled(format, usage);
525 
526     AdrenoMemInfo::getInstance().getAlignedWidthAndHeight(width,
527             height,
528             format,
529             tileEnabled,
530             alignedw,
531             alignedh);
532 
533     size = getSize(format, width, height, alignedw, alignedh);
534 
535     return size;
536 }
537 
538 
getBufferAttributes(int width,int height,int format,int usage,int & alignedw,int & alignedh,int & tileEnabled,unsigned int & size)539 void getBufferAttributes(int width, int height, int format, int usage,
540         int& alignedw, int &alignedh, int& tileEnabled, unsigned int& size)
541 {
542     tileEnabled = isMacroTileEnabled(format, usage);
543 
544     AdrenoMemInfo::getInstance().getAlignedWidthAndHeight(width,
545             height,
546             format,
547             tileEnabled,
548             alignedw,
549             alignedh);
550     size = getSize(format, width, height, alignedw, alignedh);
551 }
552 
getYUVPlaneInfo(private_handle_t * hnd,struct android_ycbcr * ycbcr)553 int getYUVPlaneInfo(private_handle_t* hnd, struct android_ycbcr* ycbcr)
554 {
555     int err = 0;
556     unsigned int ystride, cstride;
557     memset(ycbcr->reserved, 0, sizeof(ycbcr->reserved));
558 
559     // Get the chroma offsets from the handle width/height. We take advantage
560     // of the fact the width _is_ the stride
561     switch (hnd->format) {
562         //Semiplanar
563         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
564         case HAL_PIXEL_FORMAT_YCbCr_422_SP:
565         case HAL_PIXEL_FORMAT_YCbCr_420_SP_VENUS:
566         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE: //Same as YCbCr_420_SP_VENUS
567             ystride = cstride = hnd->width;
568             ycbcr->y  = (void*)hnd->base;
569             ycbcr->cb = (void*)(hnd->base + ystride * hnd->height);
570             ycbcr->cr = (void*)(hnd->base + ystride * hnd->height + 1);
571             ycbcr->ystride = ystride;
572             ycbcr->cstride = cstride;
573             ycbcr->chroma_step = 2;
574         break;
575 
576         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
577         case HAL_PIXEL_FORMAT_YCrCb_422_SP:
578         case HAL_PIXEL_FORMAT_YCrCb_420_SP_ADRENO:
579         case HAL_PIXEL_FORMAT_NV21_ZSL:
580         case HAL_PIXEL_FORMAT_RAW16:
581             ystride = cstride = hnd->width;
582             ycbcr->y  = (void*)hnd->base;
583             ycbcr->cr = (void*)(hnd->base + ystride * hnd->height);
584             ycbcr->cb = (void*)(hnd->base + ystride * hnd->height + 1);
585             ycbcr->ystride = ystride;
586             ycbcr->cstride = cstride;
587             ycbcr->chroma_step = 2;
588         break;
589 
590         //Planar
591         case HAL_PIXEL_FORMAT_YV12:
592             ystride = hnd->width;
593             cstride = ALIGN(hnd->width/2, 16);
594             ycbcr->y  = (void*)hnd->base;
595             ycbcr->cr = (void*)(hnd->base + ystride * hnd->height);
596             ycbcr->cb = (void*)(hnd->base + ystride * hnd->height +
597                     cstride * hnd->height/2);
598             ycbcr->ystride = ystride;
599             ycbcr->cstride = cstride;
600             ycbcr->chroma_step = 1;
601 
602         break;
603         //Unsupported formats
604         case HAL_PIXEL_FORMAT_YCbCr_422_I:
605         case HAL_PIXEL_FORMAT_YCrCb_422_I:
606         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED:
607         default:
608         ALOGD("%s: Invalid format passed: 0x%x", __FUNCTION__,
609                 hnd->format);
610         err = -EINVAL;
611     }
612     return err;
613 
614 }
615 
616 
617 
618 // Allocate buffer from width, height and format into a
619 // private_handle_t. It is the responsibility of the caller
620 // to free the buffer using the free_buffer function
alloc_buffer(private_handle_t ** pHnd,int w,int h,int format,int usage)621 int alloc_buffer(private_handle_t **pHnd, int w, int h, int format, int usage)
622 {
623     alloc_data data;
624     int alignedw, alignedh;
625     gralloc::IAllocController* sAlloc =
626         gralloc::IAllocController::getInstance();
627     data.base = 0;
628     data.fd = -1;
629     data.offset = 0;
630     data.size = getBufferSizeAndDimensions(w, h, format, usage, alignedw,
631                                             alignedh);
632 
633     data.align = getpagesize();
634     data.uncached = useUncached(usage);
635     int allocFlags = usage;
636 
637     int err = sAlloc->allocate(data, allocFlags);
638     if (0 != err) {
639         ALOGE("%s: allocate failed", __FUNCTION__);
640         return -ENOMEM;
641     }
642 
643     private_handle_t* hnd = new private_handle_t(data.fd, data.size,
644                                                  data.allocType, 0, format,
645                                                  alignedw, alignedh);
646     hnd->base = (uint64_t) data.base;
647     hnd->offset = data.offset;
648     hnd->gpuaddr = 0;
649     *pHnd = hnd;
650     return 0;
651 }
652 
free_buffer(private_handle_t * hnd)653 void free_buffer(private_handle_t *hnd)
654 {
655     gralloc::IAllocController* sAlloc =
656         gralloc::IAllocController::getInstance();
657     if (hnd && hnd->fd > 0) {
658         IMemAlloc* memalloc = sAlloc->getAllocator(hnd->flags);
659         memalloc->free_buffer((void*)hnd->base, hnd->size, hnd->offset, hnd->fd);
660     }
661     if(hnd)
662         delete hnd;
663 
664 }
665