1 /*
2  * Copyright (C) 2008 The Android Open Source Project
3  * Copyright (c) 2010-2015, The Linux Foundation. All rights reserved.
4  *
5  * Not a Contribution, Apache license notifications and license are retained
6  * for attribution purposes only.
7  *
8  * Licensed under the Apache License, Version 2.0 (the "License");
9  * you may not use this file except in compliance with the License.
10  * You may obtain a copy of the License at
11  *
12  *      http://www.apache.org/licenses/LICENSE-2.0
13  *
14  * Unless required by applicable law or agreed to in writing, software
15  * distributed under the License is distributed on an "AS IS" BASIS,
16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17  * See the License for the specific language governing permissions and
18  * limitations under the License.
19  */
20 #include <log/log.h>
21 #include <sys/resource.h>
22 #include <sys/prctl.h>
23 
24 #include <stdint.h>
25 #include <string.h>
26 #include <unistd.h>
27 #include <errno.h>
28 #include <fcntl.h>
29 
30 #include <sys/ioctl.h>
31 #include <sys/types.h>
32 #include <sys/mman.h>
33 
34 #include <linux/msm_kgsl.h>
35 
36 #include <EGL/eglplatform.h>
37 #include <cutils/native_handle.h>
38 
39 #include <copybit.h>
40 #include <alloc_controller.h>
41 #include <memalloc.h>
42 
43 #include "c2d2.h"
44 #include "software_converter.h"
45 
46 #include <dlfcn.h>
47 
48 using gralloc::IMemAlloc;
49 using gralloc::IonController;
50 using gralloc::alloc_data;
51 
52 C2D_STATUS (*LINK_c2dCreateSurface)( uint32 *surface_id,
53                                      uint32 surface_bits,
54                                      C2D_SURFACE_TYPE surface_type,
55                                      void *surface_definition );
56 
57 C2D_STATUS (*LINK_c2dUpdateSurface)( uint32 surface_id,
58                                      uint32 surface_bits,
59                                      C2D_SURFACE_TYPE surface_type,
60                                      void *surface_definition );
61 
62 C2D_STATUS (*LINK_c2dReadSurface)( uint32 surface_id,
63                                    C2D_SURFACE_TYPE surface_type,
64                                    void *surface_definition,
65                                    int32 x, int32 y );
66 
67 C2D_STATUS (*LINK_c2dDraw)( uint32 target_id,
68                             uint32 target_config, C2D_RECT *target_scissor,
69                             uint32 target_mask_id, uint32 target_color_key,
70                             C2D_OBJECT *objects_list, uint32 num_objects );
71 
72 C2D_STATUS (*LINK_c2dFinish)( uint32 target_id);
73 
74 C2D_STATUS (*LINK_c2dFlush)( uint32 target_id, c2d_ts_handle *timestamp);
75 
76 C2D_STATUS (*LINK_c2dWaitTimestamp)( c2d_ts_handle timestamp );
77 
78 C2D_STATUS (*LINK_c2dDestroySurface)( uint32 surface_id );
79 
80 C2D_STATUS (*LINK_c2dMapAddr) ( int mem_fd, void * hostptr, size_t len,
81                                 size_t offset, uint32 flags, void ** gpuaddr);
82 
83 C2D_STATUS (*LINK_c2dUnMapAddr) ( void * gpuaddr);
84 
85 C2D_STATUS (*LINK_c2dGetDriverCapabilities) ( C2D_DRIVER_INFO * driver_info);
86 
87 /* create a fence fd for the timestamp */
88 C2D_STATUS (*LINK_c2dCreateFenceFD) ( uint32 target_id, c2d_ts_handle timestamp,
89                                                             int32 *fd);
90 
91 C2D_STATUS (*LINK_c2dFillSurface) ( uint32 surface_id, uint32 fill_color,
92                                     C2D_RECT * fill_rect);
93 
94 /******************************************************************************/
95 
96 #if defined(COPYBIT_Z180)
97 #define MAX_SCALE_FACTOR    (4096)
98 #define MAX_DIMENSION       (4096)
99 #else
100 #error "Unsupported HW version"
101 #endif
102 
103 // The following defines can be changed as required i.e. as we encounter
104 // complex use cases.
105 #define MAX_RGB_SURFACES 32       // Max. RGB layers currently supported per draw
106 #define MAX_YUV_2_PLANE_SURFACES 4// Max. 2-plane YUV layers currently supported per draw
107 #define MAX_YUV_3_PLANE_SURFACES 1// Max. 3-plane YUV layers currently supported per draw
108 // +1 for the destination surface. We cannot have multiple destination surfaces.
109 #define MAX_SURFACES (MAX_RGB_SURFACES + MAX_YUV_2_PLANE_SURFACES + MAX_YUV_3_PLANE_SURFACES + 1)
110 #define NUM_SURFACE_TYPES 3      // RGB_SURFACE + YUV_SURFACE_2_PLANES + YUV_SURFACE_3_PLANES
111 #define MAX_BLIT_OBJECT_COUNT 50 // Max. blit objects that can be passed per draw
112 
113 enum {
114     RGB_SURFACE,
115     YUV_SURFACE_2_PLANES,
116     YUV_SURFACE_3_PLANES
117 };
118 
119 enum eConversionType {
120     CONVERT_TO_ANDROID_FORMAT,
121     CONVERT_TO_C2D_FORMAT
122 };
123 
124 enum eC2DFlags {
125     FLAGS_PREMULTIPLIED_ALPHA  = 1<<0,
126     FLAGS_YUV_DESTINATION      = 1<<1,
127     FLAGS_TEMP_SRC_DST         = 1<<2,
128     FLAGS_UBWC_FORMAT_MODE     = 1<<3
129 };
130 
131 static gralloc::IAllocController* sAlloc = 0;
132 /******************************************************************************/
133 
134 /** State information for each device instance */
135 struct copybit_context_t {
136     struct copybit_device_t device;
137     // Templates for the various source surfaces. These templates are created
138     // to avoid the expensive create/destroy C2D Surfaces
139     C2D_OBJECT_STR blit_rgb_object[MAX_RGB_SURFACES];
140     C2D_OBJECT_STR blit_yuv_2_plane_object[MAX_YUV_2_PLANE_SURFACES];
141     C2D_OBJECT_STR blit_yuv_3_plane_object[MAX_YUV_3_PLANE_SURFACES];
142     C2D_OBJECT_STR blit_list[MAX_BLIT_OBJECT_COUNT]; // Z-ordered list of blit objects
143     C2D_DRIVER_INFO c2d_driver_info;
144     void *libc2d2;
145     alloc_data temp_src_buffer;
146     alloc_data temp_dst_buffer;
147     unsigned int dst[NUM_SURFACE_TYPES]; // dst surfaces
148     uintptr_t mapped_gpu_addr[MAX_SURFACES]; // GPU addresses mapped inside copybit
149     int blit_rgb_count;         // Total RGB surfaces being blit
150     int blit_yuv_2_plane_count; // Total 2 plane YUV surfaces being
151     int blit_yuv_3_plane_count; // Total 3 plane YUV  surfaces being blit
152     int blit_count;             // Total blit objects.
153     unsigned int trg_transform;      /* target transform */
154     int fb_width;
155     int fb_height;
156     int src_global_alpha;
157     int config_mask;
158     int dst_surface_type;
159     bool is_premultiplied_alpha;
160     void* time_stamp;
161     bool dst_surface_mapped; // Set when dst surface is mapped to GPU addr
162     void* dst_surface_base; // Stores the dst surface addr
163     bool is_src_ubwc_format;
164     bool is_dst_ubwc_format;
165 
166     // used for signaling the wait thread
167     bool wait_timestamp;
168     pthread_t wait_thread_id;
169     bool stop_thread;
170     pthread_mutex_t wait_cleanup_lock;
171     pthread_cond_t wait_cleanup_cond;
172 
173 };
174 
175 struct bufferInfo {
176     int width;
177     int height;
178     int format;
179 };
180 
181 struct yuvPlaneInfo {
182     int yStride;       //luma stride
183     int plane1_stride;
184     int plane2_stride;
185     size_t plane1_offset;
186     size_t plane2_offset;
187 };
188 
189 /**
190  * Common hardware methods
191  */
192 
193 static int open_copybit(const struct hw_module_t* module, const char* name,
194                         struct hw_device_t** device);
195 
196 static struct hw_module_methods_t copybit_module_methods = {
197     .open = open_copybit,
198 };
199 
200 /*
201  * The COPYBIT Module
202  */
203 struct copybit_module_t HAL_MODULE_INFO_SYM = {
204     .common = {
205         .tag =  HARDWARE_MODULE_TAG,
206         .version_major = 1,
207         .version_minor = 0,
208         .id = COPYBIT_HARDWARE_MODULE_ID,
209         .name = "QCT COPYBIT C2D 2.0 Module",
210         .author = "Qualcomm",
211         .methods =  &copybit_module_methods
212     }
213 };
214 
215 
216 /* thread function which waits on the timeStamp and cleans up the surfaces */
c2d_wait_loop(void * ptr)217 static void* c2d_wait_loop(void* ptr) {
218     copybit_context_t* ctx = (copybit_context_t*)(ptr);
219     char thread_name[64] = "copybitWaitThr";
220     prctl(PR_SET_NAME, (unsigned long) &thread_name, 0, 0, 0);
221     setpriority(PRIO_PROCESS, 0, HAL_PRIORITY_URGENT_DISPLAY);
222 
223     while(ctx->stop_thread == false) {
224         pthread_mutex_lock(&ctx->wait_cleanup_lock);
225         while(ctx->wait_timestamp == false && !ctx->stop_thread) {
226             pthread_cond_wait(&(ctx->wait_cleanup_cond),
227                               &(ctx->wait_cleanup_lock));
228         }
229         if(ctx->wait_timestamp) {
230             if(LINK_c2dWaitTimestamp(ctx->time_stamp)) {
231                 ALOGE("%s: LINK_c2dWaitTimeStamp ERROR!!", __FUNCTION__);
232             }
233             ctx->wait_timestamp = false;
234             // Unmap any mapped addresses.
235             for (int i = 0; i < MAX_SURFACES; i++) {
236                 if (ctx->mapped_gpu_addr[i]) {
237                     LINK_c2dUnMapAddr( (void*)ctx->mapped_gpu_addr[i]);
238                     ctx->mapped_gpu_addr[i] = 0;
239                 }
240             }
241             // Reset the counts after the draw.
242             ctx->blit_rgb_count = 0;
243             ctx->blit_yuv_2_plane_count = 0;
244             ctx->blit_yuv_3_plane_count = 0;
245             ctx->blit_count = 0;
246             ctx->dst_surface_mapped = false;
247             ctx->dst_surface_base = 0;
248         }
249         pthread_mutex_unlock(&ctx->wait_cleanup_lock);
250         if(ctx->stop_thread)
251             break;
252     }
253     pthread_exit(NULL);
254     return NULL;
255 }
256 
257 
258 /* convert COPYBIT_FORMAT to C2D format */
get_format(int format)259 static int get_format(int format) {
260     switch (format) {
261         case HAL_PIXEL_FORMAT_RGB_565:        return C2D_COLOR_FORMAT_565_RGB;
262         case HAL_PIXEL_FORMAT_RGB_888:        return C2D_COLOR_FORMAT_888_RGB |
263                                               C2D_FORMAT_SWAP_RB;
264         case HAL_PIXEL_FORMAT_RGBX_8888:      return C2D_COLOR_FORMAT_8888_ARGB |
265                                               C2D_FORMAT_SWAP_RB |
266                                                   C2D_FORMAT_DISABLE_ALPHA;
267         case HAL_PIXEL_FORMAT_RGBA_8888:      return C2D_COLOR_FORMAT_8888_ARGB |
268                                               C2D_FORMAT_SWAP_RB;
269         case HAL_PIXEL_FORMAT_BGRA_8888:      return C2D_COLOR_FORMAT_8888_ARGB;
270         case HAL_PIXEL_FORMAT_RGBA_5551:      return C2D_COLOR_FORMAT_5551_RGBA;
271         case HAL_PIXEL_FORMAT_RGBA_4444:      return C2D_COLOR_FORMAT_4444_RGBA;
272         case HAL_PIXEL_FORMAT_YCbCr_420_SP:   return C2D_COLOR_FORMAT_420_NV12;
273         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:return C2D_COLOR_FORMAT_420_NV12;
274         case HAL_PIXEL_FORMAT_YCrCb_420_SP:   return C2D_COLOR_FORMAT_420_NV21;
275         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: return C2D_COLOR_FORMAT_420_NV12 |
276                                                   C2D_FORMAT_MACROTILED;
277         default:                              ALOGE("%s: invalid format (0x%x",
278                                                      __FUNCTION__, format);
279                                               return -EINVAL;
280     }
281     return -EINVAL;
282 }
283 
284 /* Get the C2D formats needed for conversion to YUV */
get_c2d_format_for_yuv_destination(int halFormat)285 static int get_c2d_format_for_yuv_destination(int halFormat) {
286     switch (halFormat) {
287         // We do not swap the RB when the target is YUV
288         case HAL_PIXEL_FORMAT_RGBX_8888:      return C2D_COLOR_FORMAT_8888_ARGB |
289                                               C2D_FORMAT_DISABLE_ALPHA;
290         case HAL_PIXEL_FORMAT_RGBA_8888:      return C2D_COLOR_FORMAT_8888_ARGB;
291         // The U and V need to be interchanged when the target is YUV
292         case HAL_PIXEL_FORMAT_YCbCr_420_SP:   return C2D_COLOR_FORMAT_420_NV21;
293         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:return C2D_COLOR_FORMAT_420_NV21;
294         case HAL_PIXEL_FORMAT_YCrCb_420_SP:   return C2D_COLOR_FORMAT_420_NV12;
295         default:                              return get_format(halFormat);
296     }
297     return -EINVAL;
298 }
299 
300 /* ------------------------------------------------------------------- *//*!
301  * \internal
302  * \brief Get the bpp for a particular color format
303  * \param color format
304  * \return bits per pixel
305  *//* ------------------------------------------------------------------- */
c2diGetBpp(int32 colorformat)306 int c2diGetBpp(int32 colorformat)
307 {
308 
309     int c2dBpp = 0;
310 
311     switch(colorformat&0xFF)
312     {
313         case C2D_COLOR_FORMAT_4444_RGBA:
314         case C2D_COLOR_FORMAT_4444_ARGB:
315         case C2D_COLOR_FORMAT_1555_ARGB:
316         case C2D_COLOR_FORMAT_565_RGB:
317         case C2D_COLOR_FORMAT_5551_RGBA:
318             c2dBpp = 16;
319             break;
320         case C2D_COLOR_FORMAT_8888_RGBA:
321         case C2D_COLOR_FORMAT_8888_ARGB:
322             c2dBpp = 32;
323             break;
324         case C2D_COLOR_FORMAT_888_RGB:
325             c2dBpp = 24;
326             break;
327         case C2D_COLOR_FORMAT_8_L:
328         case C2D_COLOR_FORMAT_8_A:
329             c2dBpp = 8;
330             break;
331         case C2D_COLOR_FORMAT_4_A:
332             c2dBpp = 4;
333             break;
334         case C2D_COLOR_FORMAT_1:
335             c2dBpp = 1;
336             break;
337         default:
338             ALOGE("%s ERROR", __func__);
339             break;
340     }
341     return c2dBpp;
342 }
343 
c2d_get_gpuaddr(copybit_context_t * ctx,struct private_handle_t * handle,int & mapped_idx)344 static size_t c2d_get_gpuaddr(copybit_context_t* ctx,
345                               struct private_handle_t *handle, int &mapped_idx)
346 {
347     uint32 memtype;
348     size_t *gpuaddr = 0;
349     C2D_STATUS rc;
350     int freeindex = 0;
351     bool mapaddr = false;
352 
353     if(!handle)
354         return 0;
355 
356     if (handle->flags & private_handle_t::PRIV_FLAGS_USES_ION)
357         memtype = KGSL_USER_MEM_TYPE_ION;
358     else {
359         ALOGE("Invalid handle flags: 0x%x", handle->flags);
360         return 0;
361     }
362 
363     // Check for a freeindex in the mapped_gpu_addr list
364     for (freeindex = 0; freeindex < MAX_SURFACES; freeindex++) {
365         if (ctx->mapped_gpu_addr[freeindex] == 0) {
366             // free index is available
367             // map GPU addr and use this as mapped_idx
368             mapaddr = true;
369             break;
370         }
371     }
372 
373     if(mapaddr) {
374         rc = LINK_c2dMapAddr(handle->fd, (void*)handle->base, handle->size,
375                              handle->offset, memtype, (void**)&gpuaddr);
376 
377         if (rc == C2D_STATUS_OK) {
378             // We have mapped the GPU address inside copybit. We need to unmap
379             // this address after the blit. Store this address
380             ctx->mapped_gpu_addr[freeindex] = (size_t)gpuaddr;
381             mapped_idx = freeindex;
382         }
383     }
384     return (size_t)gpuaddr;
385 }
386 
unmap_gpuaddr(copybit_context_t * ctx,int mapped_idx)387 static void unmap_gpuaddr(copybit_context_t* ctx, int mapped_idx)
388 {
389     if (!ctx || (mapped_idx == -1))
390         return;
391 
392     if (ctx->mapped_gpu_addr[mapped_idx]) {
393         LINK_c2dUnMapAddr( (void*)ctx->mapped_gpu_addr[mapped_idx]);
394         ctx->mapped_gpu_addr[mapped_idx] = 0;
395     }
396 }
397 
is_supported_rgb_format(int format)398 static int is_supported_rgb_format(int format)
399 {
400     switch(format) {
401         case HAL_PIXEL_FORMAT_RGBA_8888:
402         case HAL_PIXEL_FORMAT_RGBX_8888:
403         case HAL_PIXEL_FORMAT_RGB_888:
404         case HAL_PIXEL_FORMAT_RGB_565:
405         case HAL_PIXEL_FORMAT_BGRA_8888:
406         case HAL_PIXEL_FORMAT_RGBA_5551:
407         case HAL_PIXEL_FORMAT_RGBA_4444: {
408             return COPYBIT_SUCCESS;
409         }
410         default:
411             return COPYBIT_FAILURE;
412     }
413 }
414 
get_num_planes(int format)415 static int get_num_planes(int format)
416 {
417     switch(format) {
418         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
419         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
420         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
421         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: {
422             return 2;
423         }
424         case HAL_PIXEL_FORMAT_YV12: {
425             return 3;
426         }
427         default:
428             return COPYBIT_FAILURE;
429     }
430 }
431 
is_supported_yuv_format(int format)432 static int is_supported_yuv_format(int format)
433 {
434     switch(format) {
435         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
436         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
437         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
438         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: {
439             return COPYBIT_SUCCESS;
440         }
441         default:
442             return COPYBIT_FAILURE;
443     }
444 }
445 
is_valid_destination_format(int format)446 static int is_valid_destination_format(int format)
447 {
448     if (format == HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED) {
449         // C2D does not support NV12Tile as a destination format.
450         return COPYBIT_FAILURE;
451     }
452     return COPYBIT_SUCCESS;
453 }
454 
calculate_yuv_offset_and_stride(const bufferInfo & info,yuvPlaneInfo & yuvInfo)455 static int calculate_yuv_offset_and_stride(const bufferInfo& info,
456                                            yuvPlaneInfo& yuvInfo)
457 {
458     int width  = info.width;
459     int height = info.height;
460     int format = info.format;
461 
462     int aligned_height = 0;
463     int aligned_width = 0, size = 0;
464 
465     switch (format) {
466         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: {
467             /* NV12 Tile buffers have their luma height aligned to 32bytes and width
468              * aligned to 128 bytes. The chroma offset starts at an 8K boundary
469              */
470             aligned_height = ALIGN(height, 32);
471             aligned_width  = ALIGN(width, 128);
472             size = aligned_width * aligned_height;
473             yuvInfo.plane1_offset = ALIGN(size,8192);
474             yuvInfo.yStride = aligned_width;
475             yuvInfo.plane1_stride = aligned_width;
476             break;
477         }
478         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
479         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
480         case HAL_PIXEL_FORMAT_YCrCb_420_SP: {
481             aligned_width = ALIGN(width, 32);
482             yuvInfo.yStride = aligned_width;
483             yuvInfo.plane1_stride = aligned_width;
484             if (HAL_PIXEL_FORMAT_NV12_ENCODEABLE == format) {
485                 // The encoder requires a 2K aligned chroma offset
486                 yuvInfo.plane1_offset = ALIGN(aligned_width * height, 2048);
487             } else
488                 yuvInfo.plane1_offset = aligned_width * height;
489 
490             break;
491         }
492         default: {
493             return COPYBIT_FAILURE;
494         }
495     }
496     return COPYBIT_SUCCESS;
497 }
498 
499 /** create C2D surface from copybit image */
set_image(copybit_context_t * ctx,uint32 surfaceId,const struct copybit_image_t * rhs,const eC2DFlags flags,int & mapped_idx)500 static int set_image(copybit_context_t* ctx, uint32 surfaceId,
501                       const struct copybit_image_t *rhs,
502                       const eC2DFlags flags, int &mapped_idx)
503 {
504     struct private_handle_t* handle = (struct private_handle_t*)rhs->handle;
505     C2D_SURFACE_TYPE surfaceType;
506     int status = COPYBIT_SUCCESS;
507     uint64_t gpuaddr = 0;
508     int c2d_format;
509     mapped_idx = -1;
510 
511     if (flags & FLAGS_YUV_DESTINATION) {
512         c2d_format = get_c2d_format_for_yuv_destination(rhs->format);
513     } else {
514         c2d_format = get_format(rhs->format);
515     }
516 
517     if(c2d_format == -EINVAL) {
518         ALOGE("%s: invalid format", __FUNCTION__);
519         return -EINVAL;
520     }
521 
522     if(handle == NULL) {
523         ALOGE("%s: invalid handle", __func__);
524         return -EINVAL;
525     }
526 
527     if (handle->gpuaddr == 0) {
528         gpuaddr = c2d_get_gpuaddr(ctx, handle, mapped_idx);
529         if(!gpuaddr) {
530             ALOGE("%s: c2d_get_gpuaddr failed", __FUNCTION__);
531             return COPYBIT_FAILURE;
532         }
533     } else {
534         gpuaddr = handle->gpuaddr;
535     }
536 
537     /* create C2D surface */
538     if(is_supported_rgb_format(rhs->format) == COPYBIT_SUCCESS) {
539         /* RGB */
540         C2D_RGB_SURFACE_DEF surfaceDef;
541 
542         surfaceType = (C2D_SURFACE_TYPE) (C2D_SURFACE_RGB_HOST | C2D_SURFACE_WITH_PHYS);
543 
544         surfaceDef.phys = (void*) gpuaddr;
545         surfaceDef.buffer = (void*) (handle->base);
546 
547         surfaceDef.format = c2d_format |
548             ((flags & FLAGS_PREMULTIPLIED_ALPHA) ? C2D_FORMAT_PREMULTIPLIED : 0);
549 
550         surfaceDef.format = surfaceDef.format |
551             ((flags & FLAGS_UBWC_FORMAT_MODE) ? C2D_FORMAT_UBWC_COMPRESSED : 0);
552 
553         surfaceDef.width = rhs->w;
554         surfaceDef.height = rhs->h;
555         int aligned_width = ALIGN((int)surfaceDef.width,32);
556         surfaceDef.stride = (aligned_width * c2diGetBpp(surfaceDef.format))>>3;
557 
558         if(LINK_c2dUpdateSurface( surfaceId,C2D_TARGET | C2D_SOURCE, surfaceType,
559                                   &surfaceDef)) {
560             ALOGE("%s: RGB Surface c2dUpdateSurface ERROR", __FUNCTION__);
561             unmap_gpuaddr(ctx, mapped_idx);
562             status = COPYBIT_FAILURE;
563         }
564     } else if (is_supported_yuv_format(rhs->format) == COPYBIT_SUCCESS) {
565         C2D_YUV_SURFACE_DEF surfaceDef;
566         memset(&surfaceDef, 0, sizeof(surfaceDef));
567         surfaceType = (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST | C2D_SURFACE_WITH_PHYS);
568         surfaceDef.format = c2d_format;
569 
570         bufferInfo info;
571         info.width = rhs->w;
572         info.height = rhs->h;
573         info.format = rhs->format;
574 
575         yuvPlaneInfo yuvInfo = {0};
576         status = calculate_yuv_offset_and_stride(info, yuvInfo);
577         if(status != COPYBIT_SUCCESS) {
578             ALOGE("%s: calculate_yuv_offset_and_stride error", __FUNCTION__);
579             unmap_gpuaddr(ctx, mapped_idx);
580         }
581 
582         surfaceDef.width = rhs->w;
583         surfaceDef.height = rhs->h;
584         surfaceDef.plane0 = (void*) (handle->base);
585         surfaceDef.phys0 = (void*) (gpuaddr);
586         surfaceDef.stride0 = yuvInfo.yStride;
587 
588         surfaceDef.plane1 = (void*) (handle->base + yuvInfo.plane1_offset);
589         surfaceDef.phys1 = (void*) (gpuaddr + yuvInfo.plane1_offset);
590         surfaceDef.stride1 = yuvInfo.plane1_stride;
591         if (3 == get_num_planes(rhs->format)) {
592             surfaceDef.plane2 = (void*) (handle->base + yuvInfo.plane2_offset);
593             surfaceDef.phys2 = (void*) (gpuaddr + yuvInfo.plane2_offset);
594             surfaceDef.stride2 = yuvInfo.plane2_stride;
595         }
596 
597         if(LINK_c2dUpdateSurface( surfaceId,C2D_TARGET | C2D_SOURCE, surfaceType,
598                                   &surfaceDef)) {
599             ALOGE("%s: YUV Surface c2dUpdateSurface ERROR", __FUNCTION__);
600             unmap_gpuaddr(ctx, mapped_idx);
601             status = COPYBIT_FAILURE;
602         }
603     } else {
604         ALOGE("%s: invalid format 0x%x", __FUNCTION__, rhs->format);
605         unmap_gpuaddr(ctx, mapped_idx);
606         status = COPYBIT_FAILURE;
607     }
608 
609     return status;
610 }
611 
612 /** copy the bits */
msm_copybit(struct copybit_context_t * ctx,unsigned int target)613 static int msm_copybit(struct copybit_context_t *ctx, unsigned int target)
614 {
615     if (ctx->blit_count == 0) {
616         return COPYBIT_SUCCESS;
617     }
618 
619     for (int i = 0; i < ctx->blit_count; i++)
620     {
621         ctx->blit_list[i].next = &(ctx->blit_list[i+1]);
622     }
623     ctx->blit_list[ctx->blit_count-1].next = NULL;
624     uint32_t target_transform = ctx->trg_transform;
625     if (ctx->c2d_driver_info.capabilities_mask &
626         C2D_DRIVER_SUPPORTS_OVERRIDE_TARGET_ROTATE_OP) {
627         // For A3xx - set 0x0 as the transform is set in the config_mask
628         target_transform = 0x0;
629     }
630     if(LINK_c2dDraw(target, target_transform, 0x0, 0, 0, ctx->blit_list,
631                     ctx->blit_count)) {
632         ALOGE("%s: LINK_c2dDraw ERROR", __FUNCTION__);
633         return COPYBIT_FAILURE;
634     }
635     return COPYBIT_SUCCESS;
636 }
637 
638 
639 
flush_get_fence_copybit(struct copybit_device_t * dev,int * fd)640 static int flush_get_fence_copybit (struct copybit_device_t *dev, int* fd)
641 {
642     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
643     int status = COPYBIT_FAILURE;
644     if (!ctx)
645         return COPYBIT_FAILURE;
646     pthread_mutex_lock(&ctx->wait_cleanup_lock);
647     status = msm_copybit(ctx, ctx->dst[ctx->dst_surface_type]);
648 
649     if(LINK_c2dFlush(ctx->dst[ctx->dst_surface_type], &ctx->time_stamp)) {
650         ALOGE("%s: LINK_c2dFlush ERROR", __FUNCTION__);
651         // unlock the mutex and return failure
652         pthread_mutex_unlock(&ctx->wait_cleanup_lock);
653         return COPYBIT_FAILURE;
654     }
655     if(LINK_c2dCreateFenceFD(ctx->dst[ctx->dst_surface_type], ctx->time_stamp,
656                                                                         fd)) {
657         ALOGE("%s: LINK_c2dCreateFenceFD ERROR", __FUNCTION__);
658         status = COPYBIT_FAILURE;
659     }
660     if(status == COPYBIT_SUCCESS) {
661         //signal the wait_thread
662         ctx->wait_timestamp = true;
663         pthread_cond_signal(&ctx->wait_cleanup_cond);
664     }
665     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
666     return status;
667 }
668 
finish_copybit(struct copybit_device_t * dev)669 static int finish_copybit(struct copybit_device_t *dev)
670 {
671     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
672     if (!ctx)
673         return COPYBIT_FAILURE;
674 
675    int status = msm_copybit(ctx, ctx->dst[ctx->dst_surface_type]);
676 
677    if(LINK_c2dFinish(ctx->dst[ctx->dst_surface_type])) {
678         ALOGE("%s: LINK_c2dFinish ERROR", __FUNCTION__);
679         return COPYBIT_FAILURE;
680     }
681 
682     // Unmap any mapped addresses.
683     for (int i = 0; i < MAX_SURFACES; i++) {
684         if (ctx->mapped_gpu_addr[i]) {
685             LINK_c2dUnMapAddr( (void*)ctx->mapped_gpu_addr[i]);
686             ctx->mapped_gpu_addr[i] = 0;
687         }
688     }
689 
690     // Reset the counts after the draw.
691     ctx->blit_rgb_count = 0;
692     ctx->blit_yuv_2_plane_count = 0;
693     ctx->blit_yuv_3_plane_count = 0;
694     ctx->blit_count = 0;
695     ctx->dst_surface_mapped = false;
696     ctx->dst_surface_base = 0;
697 
698     return status;
699 }
700 
clear_copybit(struct copybit_device_t * dev,struct copybit_image_t const * buf,struct copybit_rect_t * rect)701 static int clear_copybit(struct copybit_device_t *dev,
702                          struct copybit_image_t const *buf,
703                          struct copybit_rect_t *rect)
704 {
705     int ret = COPYBIT_SUCCESS;
706     int flags = FLAGS_PREMULTIPLIED_ALPHA;
707     int mapped_dst_idx = -1;
708     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
709     if (ctx->is_dst_ubwc_format)
710         flags |= FLAGS_UBWC_FORMAT_MODE;
711     C2D_RECT c2drect = {rect->l, rect->t, rect->r - rect->l, rect->b - rect->t};
712     pthread_mutex_lock(&ctx->wait_cleanup_lock);
713     if(!ctx->dst_surface_mapped) {
714         ret = set_image(ctx, ctx->dst[RGB_SURFACE], buf,
715                         (eC2DFlags)flags, mapped_dst_idx);
716         if(ret) {
717             ALOGE("%s: set_image error", __FUNCTION__);
718             unmap_gpuaddr(ctx, mapped_dst_idx);
719             pthread_mutex_unlock(&ctx->wait_cleanup_lock);
720             return COPYBIT_FAILURE;
721         }
722         //clear_copybit is the first call made by HWC for each composition
723         //with the dest surface, hence set dst_surface_mapped.
724         ctx->dst_surface_mapped = true;
725         ctx->dst_surface_base = buf->base;
726         ret = LINK_c2dFillSurface(ctx->dst[RGB_SURFACE], 0x0, &c2drect);
727     }
728     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
729     return ret;
730 }
731 
732 
733 /** setup rectangles */
set_rects(struct copybit_context_t * ctx,C2D_OBJECT * c2dObject,const struct copybit_rect_t * dst,const struct copybit_rect_t * src,const struct copybit_rect_t * scissor)734 static void set_rects(struct copybit_context_t *ctx,
735                       C2D_OBJECT *c2dObject,
736                       const struct copybit_rect_t *dst,
737                       const struct copybit_rect_t *src,
738                       const struct copybit_rect_t *scissor)
739 {
740     // Set the target rect.
741     if((ctx->trg_transform & C2D_TARGET_ROTATE_90) &&
742        (ctx->trg_transform & C2D_TARGET_ROTATE_180)) {
743         /* target rotation is 270 */
744         c2dObject->target_rect.x        = (dst->t)<<16;
745         c2dObject->target_rect.y        = ctx->fb_width?
746                 (ALIGN(ctx->fb_width,32)- dst->r):dst->r;
747         c2dObject->target_rect.y        = c2dObject->target_rect.y<<16;
748         c2dObject->target_rect.height   = ((dst->r) - (dst->l))<<16;
749         c2dObject->target_rect.width    = ((dst->b) - (dst->t))<<16;
750     } else if(ctx->trg_transform & C2D_TARGET_ROTATE_90) {
751         c2dObject->target_rect.x        = ctx->fb_height?(ctx->fb_height - dst->b):dst->b;
752         c2dObject->target_rect.x        = c2dObject->target_rect.x<<16;
753         c2dObject->target_rect.y        = (dst->l)<<16;
754         c2dObject->target_rect.height   = ((dst->r) - (dst->l))<<16;
755         c2dObject->target_rect.width    = ((dst->b) - (dst->t))<<16;
756     } else if(ctx->trg_transform & C2D_TARGET_ROTATE_180) {
757         c2dObject->target_rect.y        = ctx->fb_height?(ctx->fb_height - dst->b):dst->b;
758         c2dObject->target_rect.y        = c2dObject->target_rect.y<<16;
759         c2dObject->target_rect.x        = ctx->fb_width?
760                 (ALIGN(ctx->fb_width,32) - dst->r):dst->r;
761         c2dObject->target_rect.x        = c2dObject->target_rect.x<<16;
762         c2dObject->target_rect.height   = ((dst->b) - (dst->t))<<16;
763         c2dObject->target_rect.width    = ((dst->r) - (dst->l))<<16;
764     } else {
765         c2dObject->target_rect.x        = (dst->l)<<16;
766         c2dObject->target_rect.y        = (dst->t)<<16;
767         c2dObject->target_rect.height   = ((dst->b) - (dst->t))<<16;
768         c2dObject->target_rect.width    = ((dst->r) - (dst->l))<<16;
769     }
770     c2dObject->config_mask |= C2D_TARGET_RECT_BIT;
771 
772     // Set the source rect
773     c2dObject->source_rect.x        = (src->l)<<16;
774     c2dObject->source_rect.y        = (src->t)<<16;
775     c2dObject->source_rect.height   = ((src->b) - (src->t))<<16;
776     c2dObject->source_rect.width    = ((src->r) - (src->l))<<16;
777     c2dObject->config_mask |= C2D_SOURCE_RECT_BIT;
778 
779     // Set the scissor rect
780     c2dObject->scissor_rect.x       = scissor->l;
781     c2dObject->scissor_rect.y       = scissor->t;
782     c2dObject->scissor_rect.height  = (scissor->b) - (scissor->t);
783     c2dObject->scissor_rect.width   = (scissor->r) - (scissor->l);
784     c2dObject->config_mask |= C2D_SCISSOR_RECT_BIT;
785 }
786 
787 /*****************************************************************************/
788 
789 /** Set a parameter to value */
set_parameter_copybit(struct copybit_device_t * dev,int name,int value)790 static int set_parameter_copybit(
791     struct copybit_device_t *dev,
792     int name,
793     int value)
794 {
795     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
796     int status = COPYBIT_SUCCESS;
797     if (!ctx) {
798         ALOGE("%s: null context", __FUNCTION__);
799         return -EINVAL;
800     }
801 
802     pthread_mutex_lock(&ctx->wait_cleanup_lock);
803     switch(name) {
804         case COPYBIT_PLANE_ALPHA:
805         {
806             if (value < 0)      value = 0;
807             if (value >= 256)   value = 255;
808 
809             ctx->src_global_alpha = value;
810             if (value < 255)
811                 ctx->config_mask |= C2D_GLOBAL_ALPHA_BIT;
812             else
813                 ctx->config_mask &= ~C2D_GLOBAL_ALPHA_BIT;
814         }
815         break;
816         case COPYBIT_BLEND_MODE:
817         {
818             if (value == COPYBIT_BLENDING_NONE) {
819                 ctx->config_mask |= C2D_ALPHA_BLEND_NONE;
820                 ctx->is_premultiplied_alpha = true;
821             } else if (value == COPYBIT_BLENDING_PREMULT) {
822                 ctx->is_premultiplied_alpha = true;
823             } else {
824                 ctx->config_mask &= ~C2D_ALPHA_BLEND_NONE;
825             }
826         }
827         break;
828         case COPYBIT_TRANSFORM:
829         {
830             unsigned int transform = 0;
831             uint32 config_mask = 0;
832             config_mask |= C2D_OVERRIDE_GLOBAL_TARGET_ROTATE_CONFIG;
833             if((value & 0x7) == COPYBIT_TRANSFORM_ROT_180) {
834                 transform = C2D_TARGET_ROTATE_180;
835                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_180;
836             } else if((value & 0x7) == COPYBIT_TRANSFORM_ROT_270) {
837                 transform = C2D_TARGET_ROTATE_90;
838                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_90;
839             } else if(value == COPYBIT_TRANSFORM_ROT_90) {
840                 transform = C2D_TARGET_ROTATE_270;
841                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_270;
842             } else {
843                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_0;
844                 if(value & COPYBIT_TRANSFORM_FLIP_H) {
845                     config_mask |= C2D_MIRROR_H_BIT;
846                 } else if(value & COPYBIT_TRANSFORM_FLIP_V) {
847                     config_mask |= C2D_MIRROR_V_BIT;
848                 }
849             }
850 
851             if (ctx->c2d_driver_info.capabilities_mask &
852                 C2D_DRIVER_SUPPORTS_OVERRIDE_TARGET_ROTATE_OP) {
853                 ctx->config_mask |= config_mask;
854             } else {
855                 // The transform for this surface does not match the current
856                 // target transform. Draw all previous surfaces. This will be
857                 // changed once we have a new mechanism to send different
858                 // target rotations to c2d.
859                 finish_copybit(dev);
860             }
861             ctx->trg_transform = transform;
862         }
863         break;
864         case COPYBIT_FRAMEBUFFER_WIDTH:
865             ctx->fb_width = value;
866             break;
867         case COPYBIT_FRAMEBUFFER_HEIGHT:
868             ctx->fb_height = value;
869             break;
870         case COPYBIT_ROTATION_DEG:
871         case COPYBIT_DITHER:
872         case COPYBIT_BLUR:
873         case COPYBIT_BLIT_TO_FRAMEBUFFER:
874             // Do nothing
875             break;
876         case COPYBIT_SRC_FORMAT_MODE:
877             ctx->is_src_ubwc_format = (value == COPYBIT_UBWC_COMPRESSED);
878             break;
879         case COPYBIT_DST_FORMAT_MODE:
880             ctx->is_dst_ubwc_format = (value == COPYBIT_UBWC_COMPRESSED);
881             break;
882         default:
883             ALOGE("%s: default case param=0x%x", __FUNCTION__, name);
884             status = -EINVAL;
885             break;
886     }
887     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
888     return status;
889 }
890 
891 /** Get a static info value */
get(struct copybit_device_t * dev,int name)892 static int get(struct copybit_device_t *dev, int name)
893 {
894     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
895     int value;
896 
897     if (!ctx) {
898         ALOGE("%s: null context error", __FUNCTION__);
899         return -EINVAL;
900     }
901 
902     switch(name) {
903         case COPYBIT_MINIFICATION_LIMIT:
904             value = MAX_SCALE_FACTOR;
905             break;
906         case COPYBIT_MAGNIFICATION_LIMIT:
907             value = MAX_SCALE_FACTOR;
908             break;
909         case COPYBIT_SCALING_FRAC_BITS:
910             value = 32;
911             break;
912         case COPYBIT_ROTATION_STEP_DEG:
913             value = 1;
914             break;
915         case COPYBIT_UBWC_SUPPORT:
916             value = 0;
917             if (ctx->c2d_driver_info.capabilities_mask & C2D_DRIVER_SUPPORTS_UBWC_COMPRESSED_OP) {
918                 value = 1;
919             }
920             break;
921         default:
922             ALOGE("%s: default case param=0x%x", __FUNCTION__, name);
923             value = -EINVAL;
924     }
925     return value;
926 }
927 
928 /* Function to check if we need a temporary buffer for the blit.
929  * This would happen if the requested destination stride and the
930  * C2D stride do not match. We ignore RGB buffers, since their
931  * stride is always aligned to 32.
932  */
need_temp_buffer(struct copybit_image_t const * img)933 static bool need_temp_buffer(struct copybit_image_t const *img)
934 {
935     if (COPYBIT_SUCCESS == is_supported_rgb_format(img->format))
936         return false;
937 
938     struct private_handle_t* handle = (struct private_handle_t*)img->handle;
939 
940     // The width parameter in the handle contains the aligned_w. We check if we
941     // need to convert based on this param. YUV formats have bpp=1, so checking
942     // if the requested stride is aligned should suffice.
943     if (0 == (handle->width)%32) {
944         return false;
945     }
946 
947     return true;
948 }
949 
950 /* Function to extract the information from the copybit image and set the corresponding
951  * values in the bufferInfo struct.
952  */
populate_buffer_info(struct copybit_image_t const * img,bufferInfo & info)953 static void populate_buffer_info(struct copybit_image_t const *img, bufferInfo& info)
954 {
955     info.width = img->w;
956     info.height = img->h;
957     info.format = img->format;
958 }
959 
960 /* Function to get the required size for a particular format, inorder for C2D to perform
961  * the blit operation.
962  */
get_size(const bufferInfo & info)963 static int get_size(const bufferInfo& info)
964 {
965     int size = 0;
966     int w = info.width;
967     int h = info.height;
968     int aligned_w = ALIGN(w, 32);
969     switch(info.format) {
970         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
971             {
972                 // Chroma for this format is aligned to 2K.
973                 size = ALIGN((aligned_w*h), 2048) +
974                         ALIGN(aligned_w/2, 32) * (h/2) *2;
975                 size = ALIGN(size, 4096);
976             } break;
977         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
978         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
979             {
980                 size = aligned_w * h +
981                        ALIGN(aligned_w/2, 32) * (h/2) * 2;
982                 size = ALIGN(size, 4096);
983             } break;
984         default: break;
985     }
986     return size;
987 }
988 
989 /* Function to allocate memory for the temporary buffer. This memory is
990  * allocated from Ashmem. It is the caller's responsibility to free this
991  * memory.
992  */
get_temp_buffer(const bufferInfo & info,alloc_data & data)993 static int get_temp_buffer(const bufferInfo& info, alloc_data& data)
994 {
995     ALOGD("%s E", __FUNCTION__);
996     // Alloc memory from system heap
997     data.base = 0;
998     data.fd = -1;
999     data.offset = 0;
1000     data.size = get_size(info);
1001     data.align = getpagesize();
1002     data.uncached = true;
1003     int allocFlags = 0;
1004 
1005     if (sAlloc == 0) {
1006         sAlloc = gralloc::IAllocController::getInstance();
1007     }
1008 
1009     if (sAlloc == 0) {
1010         ALOGE("%s: sAlloc is still NULL", __FUNCTION__);
1011         return COPYBIT_FAILURE;
1012     }
1013 
1014     int err = sAlloc->allocate(data, allocFlags);
1015     if (0 != err) {
1016         ALOGE("%s: allocate failed", __FUNCTION__);
1017         return COPYBIT_FAILURE;
1018     }
1019 
1020     ALOGD("%s X", __FUNCTION__);
1021     return err;
1022 }
1023 
1024 /* Function to free the temporary allocated memory.*/
free_temp_buffer(alloc_data & data)1025 static void free_temp_buffer(alloc_data &data)
1026 {
1027     if (-1 != data.fd) {
1028         IMemAlloc* memalloc = sAlloc->getAllocator(data.allocType);
1029         memalloc->free_buffer(data.base, data.size, 0, data.fd);
1030     }
1031 }
1032 
1033 /* Function to perform the software color conversion. Convert the
1034  * C2D compatible format to the Android compatible format
1035  */
copy_image(private_handle_t * src_handle,struct copybit_image_t const * rhs,eConversionType conversionType)1036 static int copy_image(private_handle_t *src_handle,
1037                       struct copybit_image_t const *rhs,
1038                       eConversionType conversionType)
1039 {
1040     if (src_handle->fd == -1) {
1041         ALOGE("%s: src_handle fd is invalid", __FUNCTION__);
1042         return COPYBIT_FAILURE;
1043     }
1044 
1045     // Copy the info.
1046     int ret = COPYBIT_SUCCESS;
1047     switch(rhs->format) {
1048         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
1049         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
1050         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
1051             {
1052                 if (CONVERT_TO_ANDROID_FORMAT == conversionType) {
1053                     return convert_yuv_c2d_to_yuv_android(src_handle, rhs);
1054                 } else {
1055                     return convert_yuv_android_to_yuv_c2d(src_handle, rhs);
1056                 }
1057 
1058             } break;
1059         default: {
1060             ALOGE("%s: invalid format 0x%x", __FUNCTION__, rhs->format);
1061             ret = COPYBIT_FAILURE;
1062         } break;
1063     }
1064     return ret;
1065 }
1066 
delete_handle(private_handle_t * handle)1067 static void delete_handle(private_handle_t *handle)
1068 {
1069     if (handle) {
1070         delete handle;
1071         handle = 0;
1072     }
1073 }
1074 
need_to_execute_draw(eC2DFlags flags)1075 static bool need_to_execute_draw(eC2DFlags flags)
1076 {
1077     if (flags & FLAGS_TEMP_SRC_DST) {
1078         return true;
1079     }
1080     if (flags & FLAGS_YUV_DESTINATION) {
1081         return true;
1082     }
1083     return false;
1084 }
1085 
1086 /** do a stretch blit type operation */
stretch_copybit_internal(struct copybit_device_t * dev,struct copybit_image_t const * dst,struct copybit_image_t const * src,struct copybit_rect_t const * dst_rect,struct copybit_rect_t const * src_rect,struct copybit_region_t const * region,bool enableBlend)1087 static int stretch_copybit_internal(
1088     struct copybit_device_t *dev,
1089     struct copybit_image_t const *dst,
1090     struct copybit_image_t const *src,
1091     struct copybit_rect_t const *dst_rect,
1092     struct copybit_rect_t const *src_rect,
1093     struct copybit_region_t const *region,
1094     bool enableBlend)
1095 {
1096     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
1097     int status = COPYBIT_SUCCESS;
1098     int flags = 0;
1099     int src_surface_type;
1100     int mapped_src_idx = -1, mapped_dst_idx = -1;
1101     C2D_OBJECT_STR src_surface;
1102 
1103     if (!ctx) {
1104         ALOGE("%s: null context error", __FUNCTION__);
1105         return -EINVAL;
1106     }
1107 
1108     if (src->w > MAX_DIMENSION || src->h > MAX_DIMENSION) {
1109         ALOGE("%s: src dimension error", __FUNCTION__);
1110         return -EINVAL;
1111     }
1112 
1113     if (dst->w > MAX_DIMENSION || dst->h > MAX_DIMENSION) {
1114         ALOGE("%s : dst dimension error dst w %d h %d",  __FUNCTION__, dst->w,
1115                                                          dst->h);
1116         return -EINVAL;
1117     }
1118 
1119     if (is_valid_destination_format(dst->format) == COPYBIT_FAILURE) {
1120         ALOGE("%s: Invalid destination format format = 0x%x", __FUNCTION__,
1121                                                               dst->format);
1122         return COPYBIT_FAILURE;
1123     }
1124 
1125     int dst_surface_type;
1126     if (ctx->is_dst_ubwc_format)
1127         flags |= FLAGS_UBWC_FORMAT_MODE;
1128 
1129     if (is_supported_rgb_format(dst->format) == COPYBIT_SUCCESS) {
1130         dst_surface_type = RGB_SURFACE;
1131         flags |= FLAGS_PREMULTIPLIED_ALPHA;
1132     } else if (is_supported_yuv_format(dst->format) == COPYBIT_SUCCESS) {
1133         int num_planes = get_num_planes(dst->format);
1134         flags |= FLAGS_YUV_DESTINATION;
1135         if (num_planes == 2) {
1136             dst_surface_type = YUV_SURFACE_2_PLANES;
1137         } else if (num_planes == 3) {
1138             dst_surface_type = YUV_SURFACE_3_PLANES;
1139         } else {
1140             ALOGE("%s: dst number of YUV planes is invalid dst format = 0x%x",
1141                   __FUNCTION__, dst->format);
1142             return COPYBIT_FAILURE;
1143         }
1144     } else {
1145         ALOGE("%s: Invalid dst surface format 0x%x", __FUNCTION__,
1146                                                      dst->format);
1147         return COPYBIT_FAILURE;
1148     }
1149 
1150     if (ctx->blit_rgb_count == MAX_RGB_SURFACES ||
1151         ctx->blit_yuv_2_plane_count == MAX_YUV_2_PLANE_SURFACES ||
1152         ctx->blit_yuv_3_plane_count == MAX_YUV_2_PLANE_SURFACES ||
1153         ctx->blit_count == MAX_BLIT_OBJECT_COUNT ||
1154         ctx->dst_surface_type != dst_surface_type) {
1155         // we have reached the max. limits of our internal structures or
1156         // changed the target.
1157         // Draw the remaining surfaces. We need to do the finish here since
1158         // we need to free up the surface templates.
1159         finish_copybit(dev);
1160     }
1161 
1162     ctx->dst_surface_type = dst_surface_type;
1163 
1164     // Update the destination
1165     copybit_image_t dst_image;
1166     dst_image.w = dst->w;
1167     dst_image.h = dst->h;
1168     dst_image.format = dst->format;
1169     dst_image.handle = dst->handle;
1170     // Check if we need a temp. copy for the destination. We'd need this the destination
1171     // width is not aligned to 32. This case occurs for YUV formats. RGB formats are
1172     // aligned to 32.
1173     bool need_temp_dst = need_temp_buffer(dst);
1174     bufferInfo dst_info;
1175     populate_buffer_info(dst, dst_info);
1176     private_handle_t* dst_hnd = new private_handle_t(-1, 0, 0, 0, dst_info.format,
1177                                                      dst_info.width, dst_info.height);
1178     if (dst_hnd == NULL) {
1179         ALOGE("%s: dst_hnd is null", __FUNCTION__);
1180         return COPYBIT_FAILURE;
1181     }
1182     if (need_temp_dst) {
1183         if (get_size(dst_info) != (int) ctx->temp_dst_buffer.size) {
1184             free_temp_buffer(ctx->temp_dst_buffer);
1185             // Create a temp buffer and set that as the destination.
1186             if (COPYBIT_FAILURE == get_temp_buffer(dst_info, ctx->temp_dst_buffer)) {
1187                 ALOGE("%s: get_temp_buffer(dst) failed", __FUNCTION__);
1188                 delete_handle(dst_hnd);
1189                 return COPYBIT_FAILURE;
1190             }
1191         }
1192         dst_hnd->fd = ctx->temp_dst_buffer.fd;
1193         dst_hnd->size = ctx->temp_dst_buffer.size;
1194         dst_hnd->flags = ctx->temp_dst_buffer.allocType;
1195         dst_hnd->base = (uintptr_t)(ctx->temp_dst_buffer.base);
1196         dst_hnd->offset = ctx->temp_dst_buffer.offset;
1197         dst_hnd->gpuaddr = 0;
1198         dst_image.handle = dst_hnd;
1199     }
1200     if(!ctx->dst_surface_mapped) {
1201         //map the destination surface to GPU address
1202         status = set_image(ctx, ctx->dst[ctx->dst_surface_type], &dst_image,
1203                            (eC2DFlags)flags, mapped_dst_idx);
1204         if(status) {
1205             ALOGE("%s: dst: set_image error", __FUNCTION__);
1206             delete_handle(dst_hnd);
1207             unmap_gpuaddr(ctx, mapped_dst_idx);
1208             return COPYBIT_FAILURE;
1209         }
1210         ctx->dst_surface_mapped = true;
1211         ctx->dst_surface_base = dst->base;
1212     } else if(ctx->dst_surface_mapped && ctx->dst_surface_base != dst->base) {
1213         // Destination surface for the operation should be same for multiple
1214         // requests, this check is catch if there is any case when the
1215         // destination changes
1216         ALOGE("%s: a different destination surface!!", __FUNCTION__);
1217     }
1218 
1219     // Update the source
1220     flags = 0;
1221     if(is_supported_rgb_format(src->format) == COPYBIT_SUCCESS) {
1222         src_surface_type = RGB_SURFACE;
1223         src_surface = ctx->blit_rgb_object[ctx->blit_rgb_count];
1224     } else if (is_supported_yuv_format(src->format) == COPYBIT_SUCCESS) {
1225         int num_planes = get_num_planes(src->format);
1226         if (num_planes == 2) {
1227             src_surface_type = YUV_SURFACE_2_PLANES;
1228             src_surface = ctx->blit_yuv_2_plane_object[ctx->blit_yuv_2_plane_count];
1229         } else if (num_planes == 3) {
1230             src_surface_type = YUV_SURFACE_3_PLANES;
1231             src_surface = ctx->blit_yuv_3_plane_object[ctx->blit_yuv_2_plane_count];
1232         } else {
1233             ALOGE("%s: src number of YUV planes is invalid src format = 0x%x",
1234                   __FUNCTION__, src->format);
1235             delete_handle(dst_hnd);
1236             unmap_gpuaddr(ctx, mapped_dst_idx);
1237             return -EINVAL;
1238         }
1239     } else {
1240         ALOGE("%s: Invalid source surface format 0x%x", __FUNCTION__,
1241                                                         src->format);
1242         delete_handle(dst_hnd);
1243         unmap_gpuaddr(ctx, mapped_dst_idx);
1244         return -EINVAL;
1245     }
1246 
1247     copybit_image_t src_image;
1248     src_image.w = src->w;
1249     src_image.h = src->h;
1250     src_image.format = src->format;
1251     src_image.handle = src->handle;
1252 
1253     bool need_temp_src = need_temp_buffer(src);
1254     bufferInfo src_info;
1255     populate_buffer_info(src, src_info);
1256     private_handle_t* src_hnd = new private_handle_t(-1, 0, 0, 0, src_info.format,
1257                                                  src_info.width, src_info.height);
1258     if (NULL == src_hnd) {
1259         ALOGE("%s: src_hnd is null", __FUNCTION__);
1260         delete_handle(dst_hnd);
1261         unmap_gpuaddr(ctx, mapped_dst_idx);
1262         return COPYBIT_FAILURE;
1263     }
1264     if (need_temp_src) {
1265         if (get_size(src_info) != (int) ctx->temp_src_buffer.size) {
1266             free_temp_buffer(ctx->temp_src_buffer);
1267             // Create a temp buffer and set that as the destination.
1268             if (COPYBIT_SUCCESS != get_temp_buffer(src_info,
1269                                                ctx->temp_src_buffer)) {
1270                 ALOGE("%s: get_temp_buffer(src) failed", __FUNCTION__);
1271                 delete_handle(dst_hnd);
1272                 delete_handle(src_hnd);
1273                 unmap_gpuaddr(ctx, mapped_dst_idx);
1274                 return COPYBIT_FAILURE;
1275             }
1276         }
1277         src_hnd->fd = ctx->temp_src_buffer.fd;
1278         src_hnd->size = ctx->temp_src_buffer.size;
1279         src_hnd->flags = ctx->temp_src_buffer.allocType;
1280         src_hnd->base = (uintptr_t)(ctx->temp_src_buffer.base);
1281         src_hnd->offset = ctx->temp_src_buffer.offset;
1282         src_hnd->gpuaddr = 0;
1283         src_image.handle = src_hnd;
1284 
1285         // Copy the source.
1286         status = copy_image((private_handle_t *)src->handle, &src_image,
1287                                 CONVERT_TO_C2D_FORMAT);
1288         if (status == COPYBIT_FAILURE) {
1289             ALOGE("%s:copy_image failed in temp source",__FUNCTION__);
1290             delete_handle(dst_hnd);
1291             delete_handle(src_hnd);
1292             unmap_gpuaddr(ctx, mapped_dst_idx);
1293             return status;
1294         }
1295 
1296         // Clean the cache
1297         IMemAlloc* memalloc = sAlloc->getAllocator(src_hnd->flags);
1298         if (memalloc->clean_buffer((void *)(src_hnd->base), src_hnd->size,
1299                                    src_hnd->offset, src_hnd->fd,
1300                                    gralloc::CACHE_CLEAN)) {
1301             ALOGE("%s: clean_buffer failed", __FUNCTION__);
1302             delete_handle(dst_hnd);
1303             delete_handle(src_hnd);
1304             unmap_gpuaddr(ctx, mapped_dst_idx);
1305             return COPYBIT_FAILURE;
1306         }
1307     }
1308 
1309     flags |= (ctx->is_premultiplied_alpha) ? FLAGS_PREMULTIPLIED_ALPHA : 0;
1310     flags |= (ctx->dst_surface_type != RGB_SURFACE) ? FLAGS_YUV_DESTINATION : 0;
1311     flags |= (ctx->is_src_ubwc_format) ? FLAGS_UBWC_FORMAT_MODE : 0;
1312     status = set_image(ctx, src_surface.surface_id, &src_image,
1313                        (eC2DFlags)flags, mapped_src_idx);
1314     if(status) {
1315         ALOGE("%s: set_image (src) error", __FUNCTION__);
1316         delete_handle(dst_hnd);
1317         delete_handle(src_hnd);
1318         unmap_gpuaddr(ctx, mapped_dst_idx);
1319         unmap_gpuaddr(ctx, mapped_src_idx);
1320         return COPYBIT_FAILURE;
1321     }
1322 
1323     src_surface.config_mask = C2D_NO_ANTIALIASING_BIT | ctx->config_mask;
1324     src_surface.global_alpha = ctx->src_global_alpha;
1325     if (enableBlend) {
1326         if(src_surface.config_mask & C2D_GLOBAL_ALPHA_BIT) {
1327             src_surface.config_mask &= ~C2D_ALPHA_BLEND_NONE;
1328             if(!(src_surface.global_alpha)) {
1329                 // src alpha is zero
1330                 delete_handle(dst_hnd);
1331                 delete_handle(src_hnd);
1332                 unmap_gpuaddr(ctx, mapped_dst_idx);
1333                 unmap_gpuaddr(ctx, mapped_src_idx);
1334                 return COPYBIT_FAILURE;
1335             }
1336         }
1337     } else {
1338         src_surface.config_mask |= C2D_ALPHA_BLEND_NONE;
1339     }
1340 
1341     if (src_surface_type == RGB_SURFACE) {
1342         ctx->blit_rgb_object[ctx->blit_rgb_count] = src_surface;
1343         ctx->blit_rgb_count++;
1344     } else if (src_surface_type == YUV_SURFACE_2_PLANES) {
1345         ctx->blit_yuv_2_plane_object[ctx->blit_yuv_2_plane_count] = src_surface;
1346         ctx->blit_yuv_2_plane_count++;
1347     } else {
1348         ctx->blit_yuv_3_plane_object[ctx->blit_yuv_3_plane_count] = src_surface;
1349         ctx->blit_yuv_3_plane_count++;
1350     }
1351 
1352     struct copybit_rect_t clip;
1353     while ((status == 0) && region->next(region, &clip)) {
1354         set_rects(ctx, &(src_surface), dst_rect, src_rect, &clip);
1355         if (ctx->blit_count == MAX_BLIT_OBJECT_COUNT) {
1356             ALOGW("Reached end of blit count");
1357             finish_copybit(dev);
1358         }
1359         ctx->blit_list[ctx->blit_count] = src_surface;
1360         ctx->blit_count++;
1361     }
1362 
1363     // Check if we need to perform an early draw-finish.
1364     flags |= (need_temp_dst || need_temp_src) ? FLAGS_TEMP_SRC_DST : 0;
1365     if (need_to_execute_draw((eC2DFlags)flags))
1366     {
1367         finish_copybit(dev);
1368     }
1369 
1370     if (need_temp_dst) {
1371         // copy the temp. destination without the alignment to the actual
1372         // destination.
1373         status = copy_image(dst_hnd, dst, CONVERT_TO_ANDROID_FORMAT);
1374         if (status == COPYBIT_FAILURE) {
1375             ALOGE("%s:copy_image failed in temp Dest",__FUNCTION__);
1376             delete_handle(dst_hnd);
1377             delete_handle(src_hnd);
1378             unmap_gpuaddr(ctx, mapped_dst_idx);
1379             unmap_gpuaddr(ctx, mapped_src_idx);
1380             return status;
1381         }
1382         // Clean the cache.
1383         IMemAlloc* memalloc = sAlloc->getAllocator(dst_hnd->flags);
1384         memalloc->clean_buffer((void *)(dst_hnd->base), dst_hnd->size,
1385                                dst_hnd->offset, dst_hnd->fd,
1386                                gralloc::CACHE_CLEAN);
1387     }
1388     delete_handle(dst_hnd);
1389     delete_handle(src_hnd);
1390 
1391     ctx->is_premultiplied_alpha = false;
1392     ctx->fb_width = 0;
1393     ctx->fb_height = 0;
1394     ctx->config_mask = 0;
1395     return status;
1396 }
1397 
set_sync_copybit(struct copybit_device_t * dev,int)1398 static int set_sync_copybit(struct copybit_device_t *dev,
1399     int /*acquireFenceFd*/)
1400 {
1401     if(!dev)
1402         return -EINVAL;
1403 
1404     return 0;
1405 }
1406 
stretch_copybit(struct copybit_device_t * dev,struct copybit_image_t const * dst,struct copybit_image_t const * src,struct copybit_rect_t const * dst_rect,struct copybit_rect_t const * src_rect,struct copybit_region_t const * region)1407 static int stretch_copybit(
1408     struct copybit_device_t *dev,
1409     struct copybit_image_t const *dst,
1410     struct copybit_image_t const *src,
1411     struct copybit_rect_t const *dst_rect,
1412     struct copybit_rect_t const *src_rect,
1413     struct copybit_region_t const *region)
1414 {
1415     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
1416     int status = COPYBIT_SUCCESS;
1417     bool needsBlending = (ctx->src_global_alpha != 0);
1418     pthread_mutex_lock(&ctx->wait_cleanup_lock);
1419     status = stretch_copybit_internal(dev, dst, src, dst_rect, src_rect,
1420                                     region, needsBlending);
1421     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
1422     return status;
1423 }
1424 
1425 /** Perform a blit type operation */
blit_copybit(struct copybit_device_t * dev,struct copybit_image_t const * dst,struct copybit_image_t const * src,struct copybit_region_t const * region)1426 static int blit_copybit(
1427     struct copybit_device_t *dev,
1428     struct copybit_image_t const *dst,
1429     struct copybit_image_t const *src,
1430     struct copybit_region_t const *region)
1431 {
1432     int status = COPYBIT_SUCCESS;
1433     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
1434     struct copybit_rect_t dr = { 0, 0, (int)dst->w, (int)dst->h };
1435     struct copybit_rect_t sr = { 0, 0, (int)src->w, (int)src->h };
1436     pthread_mutex_lock(&ctx->wait_cleanup_lock);
1437     status = stretch_copybit_internal(dev, dst, src, &dr, &sr, region, false);
1438     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
1439     return status;
1440 }
1441 
1442 /** Fill the rect on dst with RGBA color **/
fill_color(struct copybit_device_t * dev,struct copybit_image_t const * dst,struct copybit_rect_t const * rect,uint32_t)1443 static int fill_color(struct copybit_device_t *dev,
1444                       struct copybit_image_t const *dst,
1445                       struct copybit_rect_t const *rect,
1446                       uint32_t /*color*/)
1447 {
1448     // TODO: Implement once c2d driver supports color fill
1449     if(!dev || !dst || !rect)
1450        return -EINVAL;
1451 
1452     return -EINVAL;
1453 }
1454 
1455 /*****************************************************************************/
1456 
clean_up(copybit_context_t * ctx)1457 static void clean_up(copybit_context_t* ctx)
1458 {
1459     void* ret;
1460     if (!ctx)
1461         return;
1462 
1463     // stop the wait_cleanup_thread
1464     pthread_mutex_lock(&ctx->wait_cleanup_lock);
1465     ctx->stop_thread = true;
1466     // Signal waiting thread
1467     pthread_cond_signal(&ctx->wait_cleanup_cond);
1468     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
1469     // waits for the cleanup thread to exit
1470     pthread_join(ctx->wait_thread_id, &ret);
1471     pthread_mutex_destroy(&ctx->wait_cleanup_lock);
1472     pthread_cond_destroy (&ctx->wait_cleanup_cond);
1473 
1474     for (int i = 0; i < NUM_SURFACE_TYPES; i++) {
1475         if (ctx->dst[i])
1476             LINK_c2dDestroySurface(ctx->dst[i]);
1477     }
1478 
1479     for (int i = 0; i < MAX_RGB_SURFACES; i++) {
1480         if (ctx->blit_rgb_object[i].surface_id)
1481             LINK_c2dDestroySurface(ctx->blit_rgb_object[i].surface_id);
1482     }
1483 
1484     for (int i = 0; i < MAX_YUV_2_PLANE_SURFACES; i++) {
1485         if (ctx->blit_yuv_2_plane_object[i].surface_id)
1486             LINK_c2dDestroySurface(ctx->blit_yuv_2_plane_object[i].surface_id);
1487     }
1488 
1489     for (int i = 0; i < MAX_YUV_3_PLANE_SURFACES; i++) {
1490         if (ctx->blit_yuv_3_plane_object[i].surface_id)
1491             LINK_c2dDestroySurface(ctx->blit_yuv_3_plane_object[i].surface_id);
1492     }
1493 
1494     if (ctx->libc2d2) {
1495         ::dlclose(ctx->libc2d2);
1496         ALOGV("dlclose(libc2d2)");
1497     }
1498 
1499     free(ctx);
1500 }
1501 
1502 /** Close the copybit device */
close_copybit(struct hw_device_t * dev)1503 static int close_copybit(struct hw_device_t *dev)
1504 {
1505     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
1506     if (ctx) {
1507         free_temp_buffer(ctx->temp_src_buffer);
1508         free_temp_buffer(ctx->temp_dst_buffer);
1509     }
1510     clean_up(ctx);
1511     return 0;
1512 }
1513 
1514 /** Open a new instance of a copybit device using name */
open_copybit(const struct hw_module_t * module,const char * name,struct hw_device_t ** device)1515 static int open_copybit(const struct hw_module_t* module, const char* name,
1516                         struct hw_device_t** device)
1517 {
1518     int status = COPYBIT_SUCCESS;
1519     if (strcmp(name, COPYBIT_HARDWARE_COPYBIT0)) {
1520         return COPYBIT_FAILURE;
1521     }
1522 
1523     C2D_RGB_SURFACE_DEF surfDefinition = {0};
1524     C2D_YUV_SURFACE_DEF yuvSurfaceDef = {0} ;
1525     struct copybit_context_t *ctx;
1526 
1527     ctx = (struct copybit_context_t *)malloc(sizeof(struct copybit_context_t));
1528     if(!ctx) {
1529         ALOGE("%s: malloc failed", __FUNCTION__);
1530         return COPYBIT_FAILURE;
1531     }
1532 
1533     /* initialize drawstate */
1534     memset(ctx, 0, sizeof(*ctx));
1535     ctx->libc2d2 = ::dlopen("libC2D2.so", RTLD_NOW);
1536     if (!ctx->libc2d2) {
1537         ALOGE("FATAL ERROR: could not dlopen libc2d2.so: %s", dlerror());
1538         clean_up(ctx);
1539         status = COPYBIT_FAILURE;
1540         *device = NULL;
1541         return status;
1542     }
1543     *(void **)&LINK_c2dCreateSurface = ::dlsym(ctx->libc2d2,
1544                                                "c2dCreateSurface");
1545     *(void **)&LINK_c2dUpdateSurface = ::dlsym(ctx->libc2d2,
1546                                                "c2dUpdateSurface");
1547     *(void **)&LINK_c2dReadSurface = ::dlsym(ctx->libc2d2,
1548                                              "c2dReadSurface");
1549     *(void **)&LINK_c2dDraw = ::dlsym(ctx->libc2d2, "c2dDraw");
1550     *(void **)&LINK_c2dFlush = ::dlsym(ctx->libc2d2, "c2dFlush");
1551     *(void **)&LINK_c2dFinish = ::dlsym(ctx->libc2d2, "c2dFinish");
1552     *(void **)&LINK_c2dWaitTimestamp = ::dlsym(ctx->libc2d2,
1553                                                "c2dWaitTimestamp");
1554     *(void **)&LINK_c2dDestroySurface = ::dlsym(ctx->libc2d2,
1555                                                 "c2dDestroySurface");
1556     *(void **)&LINK_c2dMapAddr = ::dlsym(ctx->libc2d2,
1557                                          "c2dMapAddr");
1558     *(void **)&LINK_c2dUnMapAddr = ::dlsym(ctx->libc2d2,
1559                                            "c2dUnMapAddr");
1560     *(void **)&LINK_c2dGetDriverCapabilities = ::dlsym(ctx->libc2d2,
1561                                            "c2dGetDriverCapabilities");
1562     *(void **)&LINK_c2dCreateFenceFD = ::dlsym(ctx->libc2d2,
1563                                            "c2dCreateFenceFD");
1564     *(void **)&LINK_c2dFillSurface = ::dlsym(ctx->libc2d2,
1565                                            "c2dFillSurface");
1566 
1567     if (!LINK_c2dCreateSurface || !LINK_c2dUpdateSurface || !LINK_c2dReadSurface
1568         || !LINK_c2dDraw || !LINK_c2dFlush || !LINK_c2dWaitTimestamp ||
1569         !LINK_c2dFinish  || !LINK_c2dDestroySurface ||
1570         !LINK_c2dGetDriverCapabilities || !LINK_c2dCreateFenceFD ||
1571         !LINK_c2dFillSurface) {
1572         ALOGE("%s: dlsym ERROR", __FUNCTION__);
1573         clean_up(ctx);
1574         status = COPYBIT_FAILURE;
1575         *device = NULL;
1576         return status;
1577     }
1578 
1579     ctx->device.common.tag = HARDWARE_DEVICE_TAG;
1580     ctx->device.common.version = 1;
1581     ctx->device.common.module = (hw_module_t*)(module);
1582     ctx->device.common.close = close_copybit;
1583     ctx->device.set_parameter = set_parameter_copybit;
1584     ctx->device.get = get;
1585     ctx->device.blit = blit_copybit;
1586     ctx->device.set_sync = set_sync_copybit;
1587     ctx->device.stretch = stretch_copybit;
1588     ctx->device.finish = finish_copybit;
1589     ctx->device.flush_get_fence = flush_get_fence_copybit;
1590     ctx->device.clear = clear_copybit;
1591     ctx->device.fill_color = fill_color;
1592 
1593     /* Create RGB Surface */
1594     surfDefinition.buffer = (void*)0xdddddddd;
1595     surfDefinition.phys = (void*)0xdddddddd;
1596     surfDefinition.stride = 1 * 4;
1597     surfDefinition.width = 1;
1598     surfDefinition.height = 1;
1599     surfDefinition.format = C2D_COLOR_FORMAT_8888_ARGB;
1600     if (LINK_c2dCreateSurface(&(ctx->dst[RGB_SURFACE]), C2D_TARGET | C2D_SOURCE,
1601                               (C2D_SURFACE_TYPE)(C2D_SURFACE_RGB_HOST |
1602                                                  C2D_SURFACE_WITH_PHYS |
1603                                                  C2D_SURFACE_WITH_PHYS_DUMMY ),
1604                                                  &surfDefinition)) {
1605         ALOGE("%s: create ctx->dst_surface[RGB_SURFACE] failed", __FUNCTION__);
1606         ctx->dst[RGB_SURFACE] = 0;
1607         clean_up(ctx);
1608         status = COPYBIT_FAILURE;
1609         *device = NULL;
1610         return status;
1611     }
1612 
1613     unsigned int surface_id = 0;
1614     for (int i = 0; i < MAX_RGB_SURFACES; i++)
1615     {
1616         if (LINK_c2dCreateSurface(&surface_id, C2D_TARGET | C2D_SOURCE,
1617                               (C2D_SURFACE_TYPE)(C2D_SURFACE_RGB_HOST |
1618                                                  C2D_SURFACE_WITH_PHYS |
1619                                                  C2D_SURFACE_WITH_PHYS_DUMMY ),
1620                                                  &surfDefinition)) {
1621             ALOGE("%s: create RGB source surface %d failed", __FUNCTION__, i);
1622             ctx->blit_rgb_object[i].surface_id = 0;
1623             status = COPYBIT_FAILURE;
1624             break;
1625         } else {
1626             ctx->blit_rgb_object[i].surface_id = surface_id;
1627             ALOGW("%s i = %d surface_id=%d",  __FUNCTION__, i,
1628                                           ctx->blit_rgb_object[i].surface_id);
1629         }
1630     }
1631 
1632     if (status == COPYBIT_FAILURE) {
1633         clean_up(ctx);
1634         status = COPYBIT_FAILURE;
1635         *device = NULL;
1636         return status;
1637     }
1638 
1639     // Create 2 plane YUV surfaces
1640     yuvSurfaceDef.format = C2D_COLOR_FORMAT_420_NV12;
1641     yuvSurfaceDef.width = 4;
1642     yuvSurfaceDef.height = 4;
1643     yuvSurfaceDef.plane0 = (void*)0xaaaaaaaa;
1644     yuvSurfaceDef.phys0 = (void*) 0xaaaaaaaa;
1645     yuvSurfaceDef.stride0 = 4;
1646 
1647     yuvSurfaceDef.plane1 = (void*)0xaaaaaaaa;
1648     yuvSurfaceDef.phys1 = (void*) 0xaaaaaaaa;
1649     yuvSurfaceDef.stride1 = 4;
1650     if (LINK_c2dCreateSurface(&(ctx->dst[YUV_SURFACE_2_PLANES]),
1651                               C2D_TARGET | C2D_SOURCE,
1652                               (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
1653                                C2D_SURFACE_WITH_PHYS |
1654                                C2D_SURFACE_WITH_PHYS_DUMMY),
1655                               &yuvSurfaceDef)) {
1656         ALOGE("%s: create ctx->dst[YUV_SURFACE_2_PLANES] failed", __FUNCTION__);
1657         ctx->dst[YUV_SURFACE_2_PLANES] = 0;
1658         clean_up(ctx);
1659         status = COPYBIT_FAILURE;
1660         *device = NULL;
1661         return status;
1662     }
1663 
1664     for (int i=0; i < MAX_YUV_2_PLANE_SURFACES; i++)
1665     {
1666         if (LINK_c2dCreateSurface(&surface_id, C2D_TARGET | C2D_SOURCE,
1667                               (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
1668                                                  C2D_SURFACE_WITH_PHYS |
1669                                                  C2D_SURFACE_WITH_PHYS_DUMMY ),
1670                               &yuvSurfaceDef)) {
1671             ALOGE("%s: create YUV source %d failed", __FUNCTION__, i);
1672             ctx->blit_yuv_2_plane_object[i].surface_id = 0;
1673             status = COPYBIT_FAILURE;
1674             break;
1675         } else {
1676             ctx->blit_yuv_2_plane_object[i].surface_id = surface_id;
1677             ALOGW("%s: 2 Plane YUV i=%d surface_id=%d",  __FUNCTION__, i,
1678                                    ctx->blit_yuv_2_plane_object[i].surface_id);
1679         }
1680     }
1681 
1682     if (status == COPYBIT_FAILURE) {
1683         clean_up(ctx);
1684         status = COPYBIT_FAILURE;
1685         *device = NULL;
1686         return status;
1687     }
1688 
1689     // Create YUV 3 plane surfaces
1690     yuvSurfaceDef.format = C2D_COLOR_FORMAT_420_YV12;
1691     yuvSurfaceDef.plane2 = (void*)0xaaaaaaaa;
1692     yuvSurfaceDef.phys2 = (void*) 0xaaaaaaaa;
1693     yuvSurfaceDef.stride2 = 4;
1694 
1695     if (LINK_c2dCreateSurface(&(ctx->dst[YUV_SURFACE_3_PLANES]),
1696                               C2D_TARGET | C2D_SOURCE,
1697                               (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
1698                                                  C2D_SURFACE_WITH_PHYS |
1699                                                  C2D_SURFACE_WITH_PHYS_DUMMY),
1700                               &yuvSurfaceDef)) {
1701         ALOGE("%s: create ctx->dst[YUV_SURFACE_3_PLANES] failed", __FUNCTION__);
1702         ctx->dst[YUV_SURFACE_3_PLANES] = 0;
1703         clean_up(ctx);
1704         status = COPYBIT_FAILURE;
1705         *device = NULL;
1706         return status;
1707     }
1708 
1709     for (int i=0; i < MAX_YUV_3_PLANE_SURFACES; i++)
1710     {
1711         if (LINK_c2dCreateSurface(&(surface_id),
1712                               C2D_TARGET | C2D_SOURCE,
1713                               (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
1714                                                  C2D_SURFACE_WITH_PHYS |
1715                                                  C2D_SURFACE_WITH_PHYS_DUMMY),
1716                               &yuvSurfaceDef)) {
1717             ALOGE("%s: create 3 plane YUV surface %d failed", __FUNCTION__, i);
1718             ctx->blit_yuv_3_plane_object[i].surface_id = 0;
1719             status = COPYBIT_FAILURE;
1720             break;
1721         } else {
1722             ctx->blit_yuv_3_plane_object[i].surface_id = surface_id;
1723             ALOGW("%s: 3 Plane YUV i=%d surface_id=%d",  __FUNCTION__, i,
1724                                    ctx->blit_yuv_3_plane_object[i].surface_id);
1725         }
1726     }
1727 
1728     if (status == COPYBIT_FAILURE) {
1729         clean_up(ctx);
1730         status = COPYBIT_FAILURE;
1731         *device = NULL;
1732         return status;
1733     }
1734 
1735     if (LINK_c2dGetDriverCapabilities(&(ctx->c2d_driver_info))) {
1736          ALOGE("%s: LINK_c2dGetDriverCapabilities failed", __FUNCTION__);
1737          clean_up(ctx);
1738          status = COPYBIT_FAILURE;
1739         *device = NULL;
1740         return status;
1741     }
1742     // Initialize context variables.
1743     ctx->trg_transform = C2D_TARGET_ROTATE_0;
1744 
1745     ctx->temp_src_buffer.fd = -1;
1746     ctx->temp_src_buffer.base = 0;
1747     ctx->temp_src_buffer.size = 0;
1748 
1749     ctx->temp_dst_buffer.fd = -1;
1750     ctx->temp_dst_buffer.base = 0;
1751     ctx->temp_dst_buffer.size = 0;
1752 
1753     ctx->fb_width = 0;
1754     ctx->fb_height = 0;
1755 
1756     ctx->blit_rgb_count = 0;
1757     ctx->blit_yuv_2_plane_count = 0;
1758     ctx->blit_yuv_3_plane_count = 0;
1759     ctx->blit_count = 0;
1760 
1761     ctx->wait_timestamp = false;
1762     ctx->stop_thread = false;
1763     pthread_mutex_init(&(ctx->wait_cleanup_lock), NULL);
1764     pthread_cond_init(&(ctx->wait_cleanup_cond), NULL);
1765     /* Start the wait thread */
1766     pthread_attr_t attr;
1767     pthread_attr_init(&attr);
1768     pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
1769 
1770     pthread_create(&ctx->wait_thread_id, &attr, &c2d_wait_loop,
1771                                                             (void *)ctx);
1772     pthread_attr_destroy(&attr);
1773 
1774     *device = &ctx->device.common;
1775     return status;
1776 }
1777