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1 /*
2  * Copyright (C) 2008 The Android Open Source Project
3  * Copyright (c) 2010-2016, 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 <cutils/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 };
129 
130 static gralloc::IAllocController* sAlloc = 0;
131 /******************************************************************************/
132 
133 /** State information for each device instance */
134 struct copybit_context_t {
135     struct copybit_device_t device;
136     // Templates for the various source surfaces. These templates are created
137     // to avoid the expensive create/destroy C2D Surfaces
138     C2D_OBJECT_STR blit_rgb_object[MAX_RGB_SURFACES];
139     C2D_OBJECT_STR blit_yuv_2_plane_object[MAX_YUV_2_PLANE_SURFACES];
140     C2D_OBJECT_STR blit_yuv_3_plane_object[MAX_YUV_3_PLANE_SURFACES];
141     C2D_OBJECT_STR blit_list[MAX_BLIT_OBJECT_COUNT]; // Z-ordered list of blit objects
142     C2D_DRIVER_INFO c2d_driver_info;
143     void *libc2d2;
144     alloc_data temp_src_buffer;
145     alloc_data temp_dst_buffer;
146     unsigned int dst[NUM_SURFACE_TYPES]; // dst surfaces
147     uintptr_t mapped_gpu_addr[MAX_SURFACES]; // GPU addresses mapped inside copybit
148     int blit_rgb_count;         // Total RGB surfaces being blit
149     int blit_yuv_2_plane_count; // Total 2 plane YUV surfaces being
150     int blit_yuv_3_plane_count; // Total 3 plane YUV  surfaces being blit
151     int blit_count;             // Total blit objects.
152     unsigned int trg_transform;      /* target transform */
153     int fb_width;
154     int fb_height;
155     int src_global_alpha;
156     int config_mask;
157     int dst_surface_type;
158     bool is_premultiplied_alpha;
159     void* time_stamp;
160     bool dst_surface_mapped; // Set when dst surface is mapped to GPU addr
161     void* dst_surface_base; // Stores the dst surface addr
162 
163     // used for signaling the wait thread
164     bool wait_timestamp;
165     pthread_t wait_thread_id;
166     bool stop_thread;
167     pthread_mutex_t wait_cleanup_lock;
168     pthread_cond_t wait_cleanup_cond;
169 
170 };
171 
172 struct bufferInfo {
173     int width;
174     int height;
175     int format;
176 };
177 
178 struct yuvPlaneInfo {
179     int yStride;       //luma stride
180     int plane1_stride;
181     int plane2_stride;
182     size_t plane1_offset;
183     size_t plane2_offset;
184 };
185 
186 /**
187  * Common hardware methods
188  */
189 
190 static int open_copybit(const struct hw_module_t* module, const char* name,
191                         struct hw_device_t** device);
192 
193 static struct hw_module_methods_t copybit_module_methods = {
194     .open = open_copybit,
195 };
196 
197 /*
198  * The COPYBIT Module
199  */
200 struct copybit_module_t HAL_MODULE_INFO_SYM = {
201     .common = {
202         .tag =  HARDWARE_MODULE_TAG,
203         .version_major = 1,
204         .version_minor = 0,
205         .id = COPYBIT_HARDWARE_MODULE_ID,
206         .name = "QCT COPYBIT C2D 2.0 Module",
207         .author = "Qualcomm",
208         .methods =  &copybit_module_methods
209     }
210 };
211 
212 
213 /* thread function which waits on the timeStamp and cleans up the surfaces */
c2d_wait_loop(void * ptr)214 static void* c2d_wait_loop(void* ptr) {
215     copybit_context_t* ctx = (copybit_context_t*)(ptr);
216     char thread_name[64] = "copybitWaitThr";
217     prctl(PR_SET_NAME, (unsigned long) &thread_name, 0, 0, 0);
218     setpriority(PRIO_PROCESS, 0, HAL_PRIORITY_URGENT_DISPLAY);
219 
220     while(ctx->stop_thread == false) {
221         pthread_mutex_lock(&ctx->wait_cleanup_lock);
222         while(ctx->wait_timestamp == false && !ctx->stop_thread) {
223             pthread_cond_wait(&(ctx->wait_cleanup_cond),
224                               &(ctx->wait_cleanup_lock));
225         }
226         if(ctx->wait_timestamp) {
227             if(LINK_c2dWaitTimestamp(ctx->time_stamp)) {
228                 ALOGE("%s: LINK_c2dWaitTimeStamp ERROR!!", __FUNCTION__);
229             }
230             ctx->wait_timestamp = false;
231             // Unmap any mapped addresses.
232             for (int i = 0; i < MAX_SURFACES; i++) {
233                 if (ctx->mapped_gpu_addr[i]) {
234                     LINK_c2dUnMapAddr( (void*)ctx->mapped_gpu_addr[i]);
235                     ctx->mapped_gpu_addr[i] = 0;
236                 }
237             }
238             // Reset the counts after the draw.
239             ctx->blit_rgb_count = 0;
240             ctx->blit_yuv_2_plane_count = 0;
241             ctx->blit_yuv_3_plane_count = 0;
242             ctx->blit_count = 0;
243             ctx->dst_surface_mapped = false;
244             ctx->dst_surface_base = 0;
245         }
246         pthread_mutex_unlock(&ctx->wait_cleanup_lock);
247         if(ctx->stop_thread)
248             break;
249     }
250     pthread_exit(NULL);
251     return NULL;
252 }
253 
254 
255 /* convert COPYBIT_FORMAT to C2D format */
get_format(int format)256 static int get_format(int format) {
257     switch (format) {
258         case HAL_PIXEL_FORMAT_RGB_565:        return C2D_COLOR_FORMAT_565_RGB;
259         case HAL_PIXEL_FORMAT_RGB_888:        return C2D_COLOR_FORMAT_888_RGB |
260                                               C2D_FORMAT_SWAP_RB;
261         case HAL_PIXEL_FORMAT_RGBX_8888:      return C2D_COLOR_FORMAT_8888_ARGB |
262                                               C2D_FORMAT_SWAP_RB |
263                                                   C2D_FORMAT_DISABLE_ALPHA;
264         case HAL_PIXEL_FORMAT_RGBA_8888:      return C2D_COLOR_FORMAT_8888_ARGB |
265                                               C2D_FORMAT_SWAP_RB;
266         case HAL_PIXEL_FORMAT_BGRA_8888:      return C2D_COLOR_FORMAT_8888_ARGB;
267         case HAL_PIXEL_FORMAT_YCbCr_420_SP:   return C2D_COLOR_FORMAT_420_NV12;
268         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:return C2D_COLOR_FORMAT_420_NV12;
269         case HAL_PIXEL_FORMAT_YCrCb_420_SP:   return C2D_COLOR_FORMAT_420_NV21;
270         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: return C2D_COLOR_FORMAT_420_NV12 |
271                                                   C2D_FORMAT_MACROTILED;
272         default:                              ALOGE("%s: invalid format (0x%x",
273                                                      __FUNCTION__, format);
274                                               return -EINVAL;
275     }
276     return -EINVAL;
277 }
278 
279 /* Get the C2D formats needed for conversion to YUV */
get_c2d_format_for_yuv_destination(int halFormat)280 static int get_c2d_format_for_yuv_destination(int halFormat) {
281     switch (halFormat) {
282         // We do not swap the RB when the target is YUV
283         case HAL_PIXEL_FORMAT_RGBX_8888:      return C2D_COLOR_FORMAT_8888_ARGB |
284                                               C2D_FORMAT_DISABLE_ALPHA;
285         case HAL_PIXEL_FORMAT_RGBA_8888:      return C2D_COLOR_FORMAT_8888_ARGB;
286         // The U and V need to be interchanged when the target is YUV
287         case HAL_PIXEL_FORMAT_YCbCr_420_SP:   return C2D_COLOR_FORMAT_420_NV21;
288         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:return C2D_COLOR_FORMAT_420_NV21;
289         case HAL_PIXEL_FORMAT_YCrCb_420_SP:   return C2D_COLOR_FORMAT_420_NV12;
290         default:                              return get_format(halFormat);
291     }
292     return -EINVAL;
293 }
294 
295 /* ------------------------------------------------------------------- *//*!
296  * \internal
297  * \brief Get the bpp for a particular color format
298  * \param color format
299  * \return bits per pixel
300  *//* ------------------------------------------------------------------- */
c2diGetBpp(int32 colorformat)301 int c2diGetBpp(int32 colorformat)
302 {
303 
304     int c2dBpp = 0;
305 
306     switch(colorformat&0xFF)
307     {
308         case C2D_COLOR_FORMAT_4444_RGBA:
309         case C2D_COLOR_FORMAT_4444_ARGB:
310         case C2D_COLOR_FORMAT_1555_ARGB:
311         case C2D_COLOR_FORMAT_565_RGB:
312         case C2D_COLOR_FORMAT_5551_RGBA:
313             c2dBpp = 16;
314             break;
315         case C2D_COLOR_FORMAT_8888_RGBA:
316         case C2D_COLOR_FORMAT_8888_ARGB:
317             c2dBpp = 32;
318             break;
319         case C2D_COLOR_FORMAT_888_RGB:
320             c2dBpp = 24;
321             break;
322         case C2D_COLOR_FORMAT_8_L:
323         case C2D_COLOR_FORMAT_8_A:
324             c2dBpp = 8;
325             break;
326         case C2D_COLOR_FORMAT_4_A:
327             c2dBpp = 4;
328             break;
329         case C2D_COLOR_FORMAT_1:
330             c2dBpp = 1;
331             break;
332         default:
333             ALOGE("%s ERROR", __func__);
334             break;
335     }
336     return c2dBpp;
337 }
338 
c2d_get_gpuaddr(copybit_context_t * ctx,struct private_handle_t * handle,int & mapped_idx)339 static size_t c2d_get_gpuaddr(copybit_context_t* ctx,
340                               struct private_handle_t *handle, int &mapped_idx)
341 {
342     uint32 memtype;
343     size_t *gpuaddr = 0;
344     C2D_STATUS rc;
345     int freeindex = 0;
346     bool mapaddr = false;
347 
348     if(!handle)
349         return 0;
350 
351     if (handle->flags & (private_handle_t::PRIV_FLAGS_USES_PMEM |
352                          private_handle_t::PRIV_FLAGS_USES_PMEM_ADSP))
353         memtype = KGSL_USER_MEM_TYPE_PMEM;
354     else if (handle->flags & private_handle_t::PRIV_FLAGS_USES_ASHMEM)
355         memtype = KGSL_USER_MEM_TYPE_ASHMEM;
356     else 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             return COPYBIT_SUCCESS;
407         }
408         default:
409             return COPYBIT_FAILURE;
410     }
411 }
412 
get_num_planes(int format)413 static int get_num_planes(int format)
414 {
415     switch(format) {
416         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
417         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
418         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
419         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: {
420             return 2;
421         }
422         case HAL_PIXEL_FORMAT_YV12: {
423             return 3;
424         }
425         default:
426             return COPYBIT_FAILURE;
427     }
428 }
429 
is_supported_yuv_format(int format)430 static int is_supported_yuv_format(int format)
431 {
432     switch(format) {
433         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
434         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
435         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
436         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: {
437             return COPYBIT_SUCCESS;
438         }
439         default:
440             return COPYBIT_FAILURE;
441     }
442 }
443 
is_valid_destination_format(int format)444 static int is_valid_destination_format(int format)
445 {
446     if (format == HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED) {
447         // C2D does not support NV12Tile as a destination format.
448         return COPYBIT_FAILURE;
449     }
450     return COPYBIT_SUCCESS;
451 }
452 
calculate_yuv_offset_and_stride(const bufferInfo & info,yuvPlaneInfo & yuvInfo)453 static int calculate_yuv_offset_and_stride(const bufferInfo& info,
454                                            yuvPlaneInfo& yuvInfo)
455 {
456     int width  = info.width;
457     int height = info.height;
458     int format = info.format;
459 
460     int aligned_height = 0;
461     int aligned_width = 0, size = 0;
462 
463     switch (format) {
464         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: {
465             /* NV12 Tile buffers have their luma height aligned to 32bytes and width
466              * aligned to 128 bytes. The chroma offset starts at an 8K boundary
467              */
468             aligned_height = ALIGN(height, 32);
469             aligned_width  = ALIGN(width, 128);
470             size = aligned_width * aligned_height;
471             yuvInfo.plane1_offset = ALIGN(size,8192);
472             yuvInfo.yStride = aligned_width;
473             yuvInfo.plane1_stride = aligned_width;
474             break;
475         }
476         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
477         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
478         case HAL_PIXEL_FORMAT_YCrCb_420_SP: {
479             aligned_width = ALIGN(width, 32);
480             yuvInfo.yStride = aligned_width;
481             yuvInfo.plane1_stride = aligned_width;
482             if (HAL_PIXEL_FORMAT_NV12_ENCODEABLE == format) {
483                 // The encoder requires a 2K aligned chroma offset
484                 yuvInfo.plane1_offset = ALIGN(aligned_width * height, 2048);
485             } else
486                 yuvInfo.plane1_offset = aligned_width * height;
487 
488             break;
489         }
490         default: {
491             return COPYBIT_FAILURE;
492         }
493     }
494     return COPYBIT_SUCCESS;
495 }
496 
497 /** 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)498 static int set_image(copybit_context_t* ctx, uint32 surfaceId,
499                       const struct copybit_image_t *rhs,
500                       const eC2DFlags flags, int &mapped_idx)
501 {
502     struct private_handle_t* handle = (struct private_handle_t*)rhs->handle;
503     C2D_SURFACE_TYPE surfaceType;
504     int status = COPYBIT_SUCCESS;
505     uint64_t gpuaddr = 0;
506     int c2d_format;
507     mapped_idx = -1;
508 
509     if (flags & FLAGS_YUV_DESTINATION) {
510         c2d_format = get_c2d_format_for_yuv_destination(rhs->format);
511     } else {
512         c2d_format = get_format(rhs->format);
513     }
514 
515     if(c2d_format == -EINVAL) {
516         ALOGE("%s: invalid format", __FUNCTION__);
517         return -EINVAL;
518     }
519 
520     if(handle == NULL) {
521         ALOGE("%s: invalid handle", __func__);
522         return -EINVAL;
523     }
524 
525     if (handle->gpuaddr == 0) {
526         gpuaddr = c2d_get_gpuaddr(ctx, handle, mapped_idx);
527         if(!gpuaddr) {
528             ALOGE("%s: c2d_get_gpuaddr failed", __FUNCTION__);
529             return COPYBIT_FAILURE;
530         }
531     } else {
532         gpuaddr = handle->gpuaddr;
533     }
534 
535     /* create C2D surface */
536     if(is_supported_rgb_format(rhs->format) == COPYBIT_SUCCESS) {
537         /* RGB */
538         C2D_RGB_SURFACE_DEF surfaceDef;
539 
540         surfaceType = (C2D_SURFACE_TYPE) (C2D_SURFACE_RGB_HOST | C2D_SURFACE_WITH_PHYS);
541 
542         surfaceDef.phys = (void*) gpuaddr;
543         surfaceDef.buffer = (void*) (handle->base);
544 
545         surfaceDef.format = c2d_format |
546             ((flags & FLAGS_PREMULTIPLIED_ALPHA) ? C2D_FORMAT_PREMULTIPLIED : 0);
547         surfaceDef.width = rhs->w;
548         surfaceDef.height = rhs->h;
549         int aligned_width = ALIGN((int)surfaceDef.width,32);
550         surfaceDef.stride = (aligned_width * c2diGetBpp(surfaceDef.format))>>3;
551 
552         if(LINK_c2dUpdateSurface( surfaceId,C2D_TARGET | C2D_SOURCE, surfaceType,
553                                   &surfaceDef)) {
554             ALOGE("%s: RGB Surface c2dUpdateSurface ERROR", __FUNCTION__);
555             unmap_gpuaddr(ctx, mapped_idx);
556             status = COPYBIT_FAILURE;
557         }
558     } else if (is_supported_yuv_format(rhs->format) == COPYBIT_SUCCESS) {
559         C2D_YUV_SURFACE_DEF surfaceDef;
560         memset(&surfaceDef, 0, sizeof(surfaceDef));
561         surfaceType = (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST | C2D_SURFACE_WITH_PHYS);
562         surfaceDef.format = c2d_format;
563 
564         bufferInfo info;
565         info.width = rhs->w;
566         info.height = rhs->h;
567         info.format = rhs->format;
568 
569         yuvPlaneInfo yuvInfo = {0};
570         status = calculate_yuv_offset_and_stride(info, yuvInfo);
571         if(status != COPYBIT_SUCCESS) {
572             ALOGE("%s: calculate_yuv_offset_and_stride error", __FUNCTION__);
573             unmap_gpuaddr(ctx, mapped_idx);
574         }
575 
576         surfaceDef.width = rhs->w;
577         surfaceDef.height = rhs->h;
578         surfaceDef.plane0 = (void*) (handle->base);
579         surfaceDef.phys0 = (void*) (gpuaddr);
580         surfaceDef.stride0 = yuvInfo.yStride;
581 
582         surfaceDef.plane1 = (void*) (handle->base + yuvInfo.plane1_offset);
583         surfaceDef.phys1 = (void*) (gpuaddr + yuvInfo.plane1_offset);
584         surfaceDef.stride1 = yuvInfo.plane1_stride;
585         if (3 == get_num_planes(rhs->format)) {
586             surfaceDef.plane2 = (void*) (handle->base + yuvInfo.plane2_offset);
587             surfaceDef.phys2 = (void*) (gpuaddr + yuvInfo.plane2_offset);
588             surfaceDef.stride2 = yuvInfo.plane2_stride;
589         }
590 
591         if(LINK_c2dUpdateSurface( surfaceId,C2D_TARGET | C2D_SOURCE, surfaceType,
592                                   &surfaceDef)) {
593             ALOGE("%s: YUV Surface c2dUpdateSurface ERROR", __FUNCTION__);
594             unmap_gpuaddr(ctx, mapped_idx);
595             status = COPYBIT_FAILURE;
596         }
597     } else {
598         ALOGE("%s: invalid format 0x%x", __FUNCTION__, rhs->format);
599         unmap_gpuaddr(ctx, mapped_idx);
600         status = COPYBIT_FAILURE;
601     }
602 
603     return status;
604 }
605 
606 /** copy the bits */
msm_copybit(struct copybit_context_t * ctx,unsigned int target)607 static int msm_copybit(struct copybit_context_t *ctx, unsigned int target)
608 {
609     if (ctx->blit_count == 0) {
610         return COPYBIT_SUCCESS;
611     }
612 
613     for (int i = 0; i < ctx->blit_count; i++)
614     {
615         ctx->blit_list[i].next = &(ctx->blit_list[i+1]);
616     }
617     ctx->blit_list[ctx->blit_count-1].next = NULL;
618     uint32_t target_transform = ctx->trg_transform;
619     if (ctx->c2d_driver_info.capabilities_mask &
620         C2D_DRIVER_SUPPORTS_OVERRIDE_TARGET_ROTATE_OP) {
621         // For A3xx - set 0x0 as the transform is set in the config_mask
622         target_transform = 0x0;
623     }
624     if(LINK_c2dDraw(target, target_transform, 0x0, 0, 0, ctx->blit_list,
625                     ctx->blit_count)) {
626         ALOGE("%s: LINK_c2dDraw ERROR", __FUNCTION__);
627         return COPYBIT_FAILURE;
628     }
629     return COPYBIT_SUCCESS;
630 }
631 
632 
633 
flush_get_fence_copybit(struct copybit_device_t * dev,int * fd)634 static int flush_get_fence_copybit (struct copybit_device_t *dev, int* fd)
635 {
636     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
637     int status = COPYBIT_FAILURE;
638     if (!ctx)
639         return COPYBIT_FAILURE;
640     pthread_mutex_lock(&ctx->wait_cleanup_lock);
641     status = msm_copybit(ctx, ctx->dst[ctx->dst_surface_type]);
642 
643     if(LINK_c2dFlush(ctx->dst[ctx->dst_surface_type], &ctx->time_stamp)) {
644         ALOGE("%s: LINK_c2dFlush ERROR", __FUNCTION__);
645         // unlock the mutex and return failure
646         pthread_mutex_unlock(&ctx->wait_cleanup_lock);
647         return COPYBIT_FAILURE;
648     }
649     if(LINK_c2dCreateFenceFD(ctx->dst[ctx->dst_surface_type], ctx->time_stamp,
650                                                                         fd)) {
651         ALOGE("%s: LINK_c2dCreateFenceFD ERROR", __FUNCTION__);
652         status = COPYBIT_FAILURE;
653     }
654     if(status == COPYBIT_SUCCESS) {
655         //signal the wait_thread
656         ctx->wait_timestamp = true;
657         pthread_cond_signal(&ctx->wait_cleanup_cond);
658     }
659     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
660     return status;
661 }
662 
finish_copybit(struct copybit_device_t * dev)663 static int finish_copybit(struct copybit_device_t *dev)
664 {
665     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
666     if (!ctx)
667         return COPYBIT_FAILURE;
668 
669    int status = msm_copybit(ctx, ctx->dst[ctx->dst_surface_type]);
670 
671    if(LINK_c2dFinish(ctx->dst[ctx->dst_surface_type])) {
672         ALOGE("%s: LINK_c2dFinish ERROR", __FUNCTION__);
673         return COPYBIT_FAILURE;
674     }
675 
676     // Unmap any mapped addresses.
677     for (int i = 0; i < MAX_SURFACES; i++) {
678         if (ctx->mapped_gpu_addr[i]) {
679             LINK_c2dUnMapAddr( (void*)ctx->mapped_gpu_addr[i]);
680             ctx->mapped_gpu_addr[i] = 0;
681         }
682     }
683 
684     // Reset the counts after the draw.
685     ctx->blit_rgb_count = 0;
686     ctx->blit_yuv_2_plane_count = 0;
687     ctx->blit_yuv_3_plane_count = 0;
688     ctx->blit_count = 0;
689     ctx->dst_surface_mapped = false;
690     ctx->dst_surface_base = 0;
691 
692     return status;
693 }
694 
clear_copybit(struct copybit_device_t * dev,struct copybit_image_t const * buf,struct copybit_rect_t * rect)695 static int clear_copybit(struct copybit_device_t *dev,
696                          struct copybit_image_t const *buf,
697                          struct copybit_rect_t *rect)
698 {
699     int ret = COPYBIT_SUCCESS;
700     int flags = FLAGS_PREMULTIPLIED_ALPHA;
701     int mapped_dst_idx = -1;
702     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
703     C2D_RECT c2drect = {rect->l, rect->t, rect->r - rect->l, rect->b - rect->t};
704     pthread_mutex_lock(&ctx->wait_cleanup_lock);
705     if(!ctx->dst_surface_mapped) {
706         ret = set_image(ctx, ctx->dst[RGB_SURFACE], buf,
707                         (eC2DFlags)flags, mapped_dst_idx);
708         if(ret) {
709             ALOGE("%s: set_image error", __FUNCTION__);
710             unmap_gpuaddr(ctx, mapped_dst_idx);
711             pthread_mutex_unlock(&ctx->wait_cleanup_lock);
712             return COPYBIT_FAILURE;
713         }
714         //clear_copybit is the first call made by HWC for each composition
715         //with the dest surface, hence set dst_surface_mapped.
716         ctx->dst_surface_mapped = true;
717         ctx->dst_surface_base = buf->base;
718         ret = LINK_c2dFillSurface(ctx->dst[RGB_SURFACE], 0x0, &c2drect);
719     }
720     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
721     return ret;
722 }
723 
724 
725 /** 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)726 static void set_rects(struct copybit_context_t *ctx,
727                       C2D_OBJECT *c2dObject,
728                       const struct copybit_rect_t *dst,
729                       const struct copybit_rect_t *src,
730                       const struct copybit_rect_t *scissor)
731 {
732     // Set the target rect.
733     if((ctx->trg_transform & C2D_TARGET_ROTATE_90) &&
734        (ctx->trg_transform & C2D_TARGET_ROTATE_180)) {
735         /* target rotation is 270 */
736         c2dObject->target_rect.x        = (dst->t)<<16;
737         c2dObject->target_rect.y        = ctx->fb_width?
738                 (ALIGN(ctx->fb_width,32)- dst->r):dst->r;
739         c2dObject->target_rect.y        = c2dObject->target_rect.y<<16;
740         c2dObject->target_rect.height   = ((dst->r) - (dst->l))<<16;
741         c2dObject->target_rect.width    = ((dst->b) - (dst->t))<<16;
742     } else if(ctx->trg_transform & C2D_TARGET_ROTATE_90) {
743         c2dObject->target_rect.x        = ctx->fb_height?(ctx->fb_height - dst->b):dst->b;
744         c2dObject->target_rect.x        = c2dObject->target_rect.x<<16;
745         c2dObject->target_rect.y        = (dst->l)<<16;
746         c2dObject->target_rect.height   = ((dst->r) - (dst->l))<<16;
747         c2dObject->target_rect.width    = ((dst->b) - (dst->t))<<16;
748     } else if(ctx->trg_transform & C2D_TARGET_ROTATE_180) {
749         c2dObject->target_rect.y        = ctx->fb_height?(ctx->fb_height - dst->b):dst->b;
750         c2dObject->target_rect.y        = c2dObject->target_rect.y<<16;
751         c2dObject->target_rect.x        = ctx->fb_width?
752                 (ALIGN(ctx->fb_width,32) - dst->r):dst->r;
753         c2dObject->target_rect.x        = c2dObject->target_rect.x<<16;
754         c2dObject->target_rect.height   = ((dst->b) - (dst->t))<<16;
755         c2dObject->target_rect.width    = ((dst->r) - (dst->l))<<16;
756     } else {
757         c2dObject->target_rect.x        = (dst->l)<<16;
758         c2dObject->target_rect.y        = (dst->t)<<16;
759         c2dObject->target_rect.height   = ((dst->b) - (dst->t))<<16;
760         c2dObject->target_rect.width    = ((dst->r) - (dst->l))<<16;
761     }
762     c2dObject->config_mask |= C2D_TARGET_RECT_BIT;
763 
764     // Set the source rect
765     c2dObject->source_rect.x        = (src->l)<<16;
766     c2dObject->source_rect.y        = (src->t)<<16;
767     c2dObject->source_rect.height   = ((src->b) - (src->t))<<16;
768     c2dObject->source_rect.width    = ((src->r) - (src->l))<<16;
769     c2dObject->config_mask |= C2D_SOURCE_RECT_BIT;
770 
771     // Set the scissor rect
772     c2dObject->scissor_rect.x       = scissor->l;
773     c2dObject->scissor_rect.y       = scissor->t;
774     c2dObject->scissor_rect.height  = (scissor->b) - (scissor->t);
775     c2dObject->scissor_rect.width   = (scissor->r) - (scissor->l);
776     c2dObject->config_mask |= C2D_SCISSOR_RECT_BIT;
777 }
778 
779 /*****************************************************************************/
780 
781 /** Set a parameter to value */
set_parameter_copybit(struct copybit_device_t * dev,int name,int value)782 static int set_parameter_copybit(
783     struct copybit_device_t *dev,
784     int name,
785     int value)
786 {
787     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
788     int status = COPYBIT_SUCCESS;
789     if (!ctx) {
790         ALOGE("%s: null context", __FUNCTION__);
791         return -EINVAL;
792     }
793 
794     pthread_mutex_lock(&ctx->wait_cleanup_lock);
795     switch(name) {
796         case COPYBIT_PLANE_ALPHA:
797         {
798             if (value < 0)      value = 0;
799             if (value >= 256)   value = 255;
800 
801             ctx->src_global_alpha = value;
802             if (value < 255)
803                 ctx->config_mask |= C2D_GLOBAL_ALPHA_BIT;
804             else
805                 ctx->config_mask &= ~C2D_GLOBAL_ALPHA_BIT;
806         }
807         break;
808         case COPYBIT_BLEND_MODE:
809         {
810             if (value == COPYBIT_BLENDING_NONE) {
811                 ctx->config_mask |= C2D_ALPHA_BLEND_NONE;
812                 ctx->is_premultiplied_alpha = true;
813             } else if (value == COPYBIT_BLENDING_PREMULT) {
814                 ctx->is_premultiplied_alpha = true;
815             } else {
816                 ctx->config_mask &= ~C2D_ALPHA_BLEND_NONE;
817             }
818         }
819         break;
820         case COPYBIT_TRANSFORM:
821         {
822             unsigned int transform = 0;
823             uint32 config_mask = 0;
824             config_mask |= C2D_OVERRIDE_GLOBAL_TARGET_ROTATE_CONFIG;
825             if((value & 0x7) == COPYBIT_TRANSFORM_ROT_180) {
826                 transform = C2D_TARGET_ROTATE_180;
827                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_180;
828             } else if((value & 0x7) == COPYBIT_TRANSFORM_ROT_270) {
829                 transform = C2D_TARGET_ROTATE_90;
830                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_90;
831             } else if(value == COPYBIT_TRANSFORM_ROT_90) {
832                 transform = C2D_TARGET_ROTATE_270;
833                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_270;
834             } else {
835                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_0;
836                 if(value & COPYBIT_TRANSFORM_FLIP_H) {
837                     config_mask |= C2D_MIRROR_H_BIT;
838                 } else if(value & COPYBIT_TRANSFORM_FLIP_V) {
839                     config_mask |= C2D_MIRROR_V_BIT;
840                 }
841             }
842 
843             if (ctx->c2d_driver_info.capabilities_mask &
844                 C2D_DRIVER_SUPPORTS_OVERRIDE_TARGET_ROTATE_OP) {
845                 ctx->config_mask |= config_mask;
846             } else {
847                 // The transform for this surface does not match the current
848                 // target transform. Draw all previous surfaces. This will be
849                 // changed once we have a new mechanism to send different
850                 // target rotations to c2d.
851                 finish_copybit(dev);
852             }
853             ctx->trg_transform = transform;
854         }
855         break;
856         case COPYBIT_FRAMEBUFFER_WIDTH:
857             ctx->fb_width = value;
858             break;
859         case COPYBIT_FRAMEBUFFER_HEIGHT:
860             ctx->fb_height = value;
861             break;
862         case COPYBIT_ROTATION_DEG:
863         case COPYBIT_DITHER:
864         case COPYBIT_BLUR:
865         case COPYBIT_BLIT_TO_FRAMEBUFFER:
866             // Do nothing
867             break;
868         default:
869             ALOGE("%s: default case param=0x%x", __FUNCTION__, name);
870             status = -EINVAL;
871             break;
872     }
873     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
874     return status;
875 }
876 
877 /** Get a static info value */
get(struct copybit_device_t * dev,int name)878 static int get(struct copybit_device_t *dev, int name)
879 {
880     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
881     int value;
882 
883     if (!ctx) {
884         ALOGE("%s: null context error", __FUNCTION__);
885         return -EINVAL;
886     }
887 
888     switch(name) {
889         case COPYBIT_MINIFICATION_LIMIT:
890             value = MAX_SCALE_FACTOR;
891             break;
892         case COPYBIT_MAGNIFICATION_LIMIT:
893             value = MAX_SCALE_FACTOR;
894             break;
895         case COPYBIT_SCALING_FRAC_BITS:
896             value = 32;
897             break;
898         case COPYBIT_ROTATION_STEP_DEG:
899             value = 1;
900             break;
901         default:
902             ALOGE("%s: default case param=0x%x", __FUNCTION__, name);
903             value = -EINVAL;
904     }
905     return value;
906 }
907 
908 /* Function to check if we need a temporary buffer for the blit.
909  * This would happen if the requested destination stride and the
910  * C2D stride do not match. We ignore RGB buffers, since their
911  * stride is always aligned to 32.
912  */
need_temp_buffer(struct copybit_image_t const * img)913 static bool need_temp_buffer(struct copybit_image_t const *img)
914 {
915     if (COPYBIT_SUCCESS == is_supported_rgb_format(img->format))
916         return false;
917 
918     struct private_handle_t* handle = (struct private_handle_t*)img->handle;
919 
920     // The width parameter in the handle contains the aligned_w. We check if we
921     // need to convert based on this param. YUV formats have bpp=1, so checking
922     // if the requested stride is aligned should suffice.
923     if (0 == (handle->width)%32) {
924         return false;
925     }
926 
927     return true;
928 }
929 
930 /* Function to extract the information from the copybit image and set the corresponding
931  * values in the bufferInfo struct.
932  */
populate_buffer_info(struct copybit_image_t const * img,bufferInfo & info)933 static void populate_buffer_info(struct copybit_image_t const *img, bufferInfo& info)
934 {
935     info.width = img->w;
936     info.height = img->h;
937     info.format = img->format;
938 }
939 
940 /* Function to get the required size for a particular format, inorder for C2D to perform
941  * the blit operation.
942  */
get_size(const bufferInfo & info)943 static int get_size(const bufferInfo& info)
944 {
945     int size = 0;
946     int w = info.width;
947     int h = info.height;
948     int aligned_w = ALIGN(w, 32);
949     switch(info.format) {
950         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
951             {
952                 // Chroma for this format is aligned to 2K.
953                 size = ALIGN((aligned_w*h), 2048) +
954                         ALIGN(aligned_w/2, 32) * (h/2) *2;
955                 size = ALIGN(size, 4096);
956             } break;
957         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
958         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
959             {
960                 size = aligned_w * h +
961                        ALIGN(aligned_w/2, 32) * (h/2) * 2;
962                 size = ALIGN(size, 4096);
963             } break;
964         default: break;
965     }
966     return size;
967 }
968 
969 /* Function to allocate memory for the temporary buffer. This memory is
970  * allocated from Ashmem. It is the caller's responsibility to free this
971  * memory.
972  */
get_temp_buffer(const bufferInfo & info,alloc_data & data)973 static int get_temp_buffer(const bufferInfo& info, alloc_data& data)
974 {
975     ALOGD("%s E", __FUNCTION__);
976     // Alloc memory from system heap
977     data.base = 0;
978     data.fd = -1;
979     data.offset = 0;
980     data.size = get_size(info);
981     data.align = getpagesize();
982     data.uncached = true;
983     int allocFlags = GRALLOC_USAGE_PRIVATE_SYSTEM_HEAP;
984 
985     if (sAlloc == 0) {
986         sAlloc = gralloc::IAllocController::getInstance();
987     }
988 
989     if (sAlloc == 0) {
990         ALOGE("%s: sAlloc is still NULL", __FUNCTION__);
991         return COPYBIT_FAILURE;
992     }
993 
994     int err = sAlloc->allocate(data, allocFlags);
995     if (0 != err) {
996         ALOGE("%s: allocate failed", __FUNCTION__);
997         return COPYBIT_FAILURE;
998     }
999 
1000     ALOGD("%s X", __FUNCTION__);
1001     return err;
1002 }
1003 
1004 /* Function to free the temporary allocated memory.*/
free_temp_buffer(alloc_data & data)1005 static void free_temp_buffer(alloc_data &data)
1006 {
1007     if (-1 != data.fd) {
1008         IMemAlloc* memalloc = sAlloc->getAllocator(data.allocType);
1009         memalloc->free_buffer(data.base, data.size, 0, data.fd);
1010     }
1011 }
1012 
1013 /* Function to perform the software color conversion. Convert the
1014  * C2D compatible format to the Android compatible format
1015  */
copy_image(private_handle_t * src_handle,struct copybit_image_t const * rhs,eConversionType conversionType)1016 static int copy_image(private_handle_t *src_handle,
1017                       struct copybit_image_t const *rhs,
1018                       eConversionType conversionType)
1019 {
1020     if (src_handle->fd == -1) {
1021         ALOGE("%s: src_handle fd is invalid", __FUNCTION__);
1022         return COPYBIT_FAILURE;
1023     }
1024 
1025     // Copy the info.
1026     int ret = COPYBIT_SUCCESS;
1027     switch(rhs->format) {
1028         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
1029         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
1030         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
1031             {
1032                 if (CONVERT_TO_ANDROID_FORMAT == conversionType) {
1033                     return convert_yuv_c2d_to_yuv_android(src_handle, rhs);
1034                 } else {
1035                     return convert_yuv_android_to_yuv_c2d(src_handle, rhs);
1036                 }
1037 
1038             } break;
1039         default: {
1040             ALOGE("%s: invalid format 0x%x", __FUNCTION__, rhs->format);
1041             ret = COPYBIT_FAILURE;
1042         } break;
1043     }
1044     return ret;
1045 }
1046 
delete_handle(private_handle_t * handle)1047 static void delete_handle(private_handle_t *handle)
1048 {
1049     if (handle) {
1050         delete handle;
1051         handle = 0;
1052     }
1053 }
1054 
need_to_execute_draw(eC2DFlags flags)1055 static bool need_to_execute_draw(eC2DFlags flags)
1056 {
1057     if (flags & FLAGS_TEMP_SRC_DST) {
1058         return true;
1059     }
1060     if (flags & FLAGS_YUV_DESTINATION) {
1061         return true;
1062     }
1063     return false;
1064 }
1065 
1066 /** 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)1067 static int stretch_copybit_internal(
1068     struct copybit_device_t *dev,
1069     struct copybit_image_t const *dst,
1070     struct copybit_image_t const *src,
1071     struct copybit_rect_t const *dst_rect,
1072     struct copybit_rect_t const *src_rect,
1073     struct copybit_region_t const *region,
1074     bool enableBlend)
1075 {
1076     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
1077     int status = COPYBIT_SUCCESS;
1078     int flags = 0;
1079     int src_surface_type;
1080     int mapped_src_idx = -1, mapped_dst_idx = -1;
1081     C2D_OBJECT_STR src_surface;
1082 
1083     if (!ctx) {
1084         ALOGE("%s: null context error", __FUNCTION__);
1085         return -EINVAL;
1086     }
1087 
1088     if (src->w > MAX_DIMENSION || src->h > MAX_DIMENSION) {
1089         ALOGE("%s: src dimension error", __FUNCTION__);
1090         return -EINVAL;
1091     }
1092 
1093     if (dst->w > MAX_DIMENSION || dst->h > MAX_DIMENSION) {
1094         ALOGE("%s : dst dimension error dst w %d h %d",  __FUNCTION__, dst->w,
1095                                                          dst->h);
1096         return -EINVAL;
1097     }
1098 
1099     if (is_valid_destination_format(dst->format) == COPYBIT_FAILURE) {
1100         ALOGE("%s: Invalid destination format format = 0x%x", __FUNCTION__,
1101                                                               dst->format);
1102         return COPYBIT_FAILURE;
1103     }
1104 
1105     int dst_surface_type;
1106     if (is_supported_rgb_format(dst->format) == COPYBIT_SUCCESS) {
1107         dst_surface_type = RGB_SURFACE;
1108         flags |= FLAGS_PREMULTIPLIED_ALPHA;
1109     } else if (is_supported_yuv_format(dst->format) == COPYBIT_SUCCESS) {
1110         int num_planes = get_num_planes(dst->format);
1111         flags |= FLAGS_YUV_DESTINATION;
1112         if (num_planes == 2) {
1113             dst_surface_type = YUV_SURFACE_2_PLANES;
1114         } else if (num_planes == 3) {
1115             dst_surface_type = YUV_SURFACE_3_PLANES;
1116         } else {
1117             ALOGE("%s: dst number of YUV planes is invalid dst format = 0x%x",
1118                   __FUNCTION__, dst->format);
1119             return COPYBIT_FAILURE;
1120         }
1121     } else {
1122         ALOGE("%s: Invalid dst surface format 0x%x", __FUNCTION__,
1123                                                      dst->format);
1124         return COPYBIT_FAILURE;
1125     }
1126 
1127     if (ctx->blit_rgb_count == MAX_RGB_SURFACES ||
1128         ctx->blit_yuv_2_plane_count == MAX_YUV_2_PLANE_SURFACES ||
1129         ctx->blit_yuv_3_plane_count == MAX_YUV_2_PLANE_SURFACES ||
1130         ctx->blit_count == MAX_BLIT_OBJECT_COUNT ||
1131         ctx->dst_surface_type != dst_surface_type) {
1132         // we have reached the max. limits of our internal structures or
1133         // changed the target.
1134         // Draw the remaining surfaces. We need to do the finish here since
1135         // we need to free up the surface templates.
1136         finish_copybit(dev);
1137     }
1138 
1139     ctx->dst_surface_type = dst_surface_type;
1140 
1141     // Update the destination
1142     copybit_image_t dst_image;
1143     dst_image.w = dst->w;
1144     dst_image.h = dst->h;
1145     dst_image.format = dst->format;
1146     dst_image.handle = dst->handle;
1147     // Check if we need a temp. copy for the destination. We'd need this the destination
1148     // width is not aligned to 32. This case occurs for YUV formats. RGB formats are
1149     // aligned to 32.
1150     bool need_temp_dst = need_temp_buffer(dst);
1151     bufferInfo dst_info;
1152     populate_buffer_info(dst, dst_info);
1153     private_handle_t* dst_hnd = new private_handle_t(-1, 0, 0, 0, dst_info.format,
1154                                                      dst_info.width, dst_info.height);
1155     if (dst_hnd == NULL) {
1156         ALOGE("%s: dst_hnd is null", __FUNCTION__);
1157         return COPYBIT_FAILURE;
1158     }
1159     if (need_temp_dst) {
1160         if (get_size(dst_info) != (int) ctx->temp_dst_buffer.size) {
1161             free_temp_buffer(ctx->temp_dst_buffer);
1162             // Create a temp buffer and set that as the destination.
1163             if (COPYBIT_FAILURE == get_temp_buffer(dst_info, ctx->temp_dst_buffer)) {
1164                 ALOGE("%s: get_temp_buffer(dst) failed", __FUNCTION__);
1165                 delete_handle(dst_hnd);
1166                 return COPYBIT_FAILURE;
1167             }
1168         }
1169         dst_hnd->fd = ctx->temp_dst_buffer.fd;
1170         dst_hnd->size = ctx->temp_dst_buffer.size;
1171         dst_hnd->flags = ctx->temp_dst_buffer.allocType;
1172         dst_hnd->base = (uintptr_t)(ctx->temp_dst_buffer.base);
1173         dst_hnd->offset = ctx->temp_dst_buffer.offset;
1174         dst_hnd->gpuaddr = 0;
1175         dst_image.handle = dst_hnd;
1176     }
1177     if(!ctx->dst_surface_mapped) {
1178         //map the destination surface to GPU address
1179         status = set_image(ctx, ctx->dst[ctx->dst_surface_type], &dst_image,
1180                            (eC2DFlags)flags, mapped_dst_idx);
1181         if(status) {
1182             ALOGE("%s: dst: set_image error", __FUNCTION__);
1183             delete_handle(dst_hnd);
1184             unmap_gpuaddr(ctx, mapped_dst_idx);
1185             return COPYBIT_FAILURE;
1186         }
1187         ctx->dst_surface_mapped = true;
1188         ctx->dst_surface_base = dst->base;
1189     } else if(ctx->dst_surface_mapped && ctx->dst_surface_base != dst->base) {
1190         // Destination surface for the operation should be same for multiple
1191         // requests, this check is catch if there is any case when the
1192         // destination changes
1193         ALOGE("%s: a different destination surface!!", __FUNCTION__);
1194     }
1195 
1196     // Update the source
1197     flags = 0;
1198     if(is_supported_rgb_format(src->format) == COPYBIT_SUCCESS) {
1199         src_surface_type = RGB_SURFACE;
1200         src_surface = ctx->blit_rgb_object[ctx->blit_rgb_count];
1201     } else if (is_supported_yuv_format(src->format) == COPYBIT_SUCCESS) {
1202         int num_planes = get_num_planes(src->format);
1203         if (num_planes == 2) {
1204             src_surface_type = YUV_SURFACE_2_PLANES;
1205             src_surface = ctx->blit_yuv_2_plane_object[ctx->blit_yuv_2_plane_count];
1206         } else if (num_planes == 3) {
1207             src_surface_type = YUV_SURFACE_3_PLANES;
1208             src_surface = ctx->blit_yuv_3_plane_object[ctx->blit_yuv_2_plane_count];
1209         } else {
1210             ALOGE("%s: src number of YUV planes is invalid src format = 0x%x",
1211                   __FUNCTION__, src->format);
1212             delete_handle(dst_hnd);
1213             unmap_gpuaddr(ctx, mapped_dst_idx);
1214             return -EINVAL;
1215         }
1216     } else {
1217         ALOGE("%s: Invalid source surface format 0x%x", __FUNCTION__,
1218                                                         src->format);
1219         delete_handle(dst_hnd);
1220         unmap_gpuaddr(ctx, mapped_dst_idx);
1221         return -EINVAL;
1222     }
1223 
1224     copybit_image_t src_image;
1225     src_image.w = src->w;
1226     src_image.h = src->h;
1227     src_image.format = src->format;
1228     src_image.handle = src->handle;
1229 
1230     bool need_temp_src = need_temp_buffer(src);
1231     bufferInfo src_info;
1232     populate_buffer_info(src, src_info);
1233     private_handle_t* src_hnd = new private_handle_t(-1, 0, 0, 0, src_info.format,
1234                                                  src_info.width, src_info.height);
1235     if (NULL == src_hnd) {
1236         ALOGE("%s: src_hnd is null", __FUNCTION__);
1237         delete_handle(dst_hnd);
1238         unmap_gpuaddr(ctx, mapped_dst_idx);
1239         return COPYBIT_FAILURE;
1240     }
1241     if (need_temp_src) {
1242         if (get_size(src_info) != (int) ctx->temp_src_buffer.size) {
1243             free_temp_buffer(ctx->temp_src_buffer);
1244             // Create a temp buffer and set that as the destination.
1245             if (COPYBIT_SUCCESS != get_temp_buffer(src_info,
1246                                                ctx->temp_src_buffer)) {
1247                 ALOGE("%s: get_temp_buffer(src) failed", __FUNCTION__);
1248                 delete_handle(dst_hnd);
1249                 delete_handle(src_hnd);
1250                 unmap_gpuaddr(ctx, mapped_dst_idx);
1251                 return COPYBIT_FAILURE;
1252             }
1253         }
1254         src_hnd->fd = ctx->temp_src_buffer.fd;
1255         src_hnd->size = ctx->temp_src_buffer.size;
1256         src_hnd->flags = ctx->temp_src_buffer.allocType;
1257         src_hnd->base = (uintptr_t)(ctx->temp_src_buffer.base);
1258         src_hnd->offset = ctx->temp_src_buffer.offset;
1259         src_hnd->gpuaddr = 0;
1260         src_image.handle = src_hnd;
1261 
1262         // Copy the source.
1263         status = copy_image((private_handle_t *)src->handle, &src_image,
1264                                 CONVERT_TO_C2D_FORMAT);
1265         if (status == COPYBIT_FAILURE) {
1266             ALOGE("%s:copy_image failed in temp source",__FUNCTION__);
1267             delete_handle(dst_hnd);
1268             delete_handle(src_hnd);
1269             unmap_gpuaddr(ctx, mapped_dst_idx);
1270             return status;
1271         }
1272 
1273         // Clean the cache
1274         IMemAlloc* memalloc = sAlloc->getAllocator(src_hnd->flags);
1275         if (memalloc->clean_buffer((void *)(src_hnd->base), src_hnd->size,
1276                                    src_hnd->offset, src_hnd->fd,
1277                                    gralloc::CACHE_CLEAN)) {
1278             ALOGE("%s: clean_buffer failed", __FUNCTION__);
1279             delete_handle(dst_hnd);
1280             delete_handle(src_hnd);
1281             unmap_gpuaddr(ctx, mapped_dst_idx);
1282             return COPYBIT_FAILURE;
1283         }
1284     }
1285 
1286     flags |= (ctx->is_premultiplied_alpha) ? FLAGS_PREMULTIPLIED_ALPHA : 0;
1287     flags |= (ctx->dst_surface_type != RGB_SURFACE) ? FLAGS_YUV_DESTINATION : 0;
1288     status = set_image(ctx, src_surface.surface_id, &src_image,
1289                        (eC2DFlags)flags, mapped_src_idx);
1290     if(status) {
1291         ALOGE("%s: set_image (src) error", __FUNCTION__);
1292         delete_handle(dst_hnd);
1293         delete_handle(src_hnd);
1294         unmap_gpuaddr(ctx, mapped_dst_idx);
1295         unmap_gpuaddr(ctx, mapped_src_idx);
1296         return COPYBIT_FAILURE;
1297     }
1298 
1299     src_surface.config_mask = C2D_NO_ANTIALIASING_BIT | ctx->config_mask;
1300     src_surface.global_alpha = ctx->src_global_alpha;
1301     if (enableBlend) {
1302         if(src_surface.config_mask & C2D_GLOBAL_ALPHA_BIT) {
1303             src_surface.config_mask &= ~C2D_ALPHA_BLEND_NONE;
1304             if(!(src_surface.global_alpha)) {
1305                 // src alpha is zero
1306                 delete_handle(dst_hnd);
1307                 delete_handle(src_hnd);
1308                 unmap_gpuaddr(ctx, mapped_dst_idx);
1309                 unmap_gpuaddr(ctx, mapped_src_idx);
1310                 return COPYBIT_FAILURE;
1311             }
1312         }
1313     } else {
1314         src_surface.config_mask |= C2D_ALPHA_BLEND_NONE;
1315     }
1316 
1317     if (src_surface_type == RGB_SURFACE) {
1318         ctx->blit_rgb_object[ctx->blit_rgb_count] = src_surface;
1319         ctx->blit_rgb_count++;
1320     } else if (src_surface_type == YUV_SURFACE_2_PLANES) {
1321         ctx->blit_yuv_2_plane_object[ctx->blit_yuv_2_plane_count] = src_surface;
1322         ctx->blit_yuv_2_plane_count++;
1323     } else {
1324         ctx->blit_yuv_3_plane_object[ctx->blit_yuv_3_plane_count] = src_surface;
1325         ctx->blit_yuv_3_plane_count++;
1326     }
1327 
1328     struct copybit_rect_t clip;
1329     while ((status == 0) && region->next(region, &clip)) {
1330         set_rects(ctx, &(src_surface), dst_rect, src_rect, &clip);
1331         if (ctx->blit_count == MAX_BLIT_OBJECT_COUNT) {
1332             ALOGW("Reached end of blit count");
1333             finish_copybit(dev);
1334         }
1335         ctx->blit_list[ctx->blit_count] = src_surface;
1336         ctx->blit_count++;
1337     }
1338 
1339     // Check if we need to perform an early draw-finish.
1340     flags |= (need_temp_dst || need_temp_src) ? FLAGS_TEMP_SRC_DST : 0;
1341     if (need_to_execute_draw((eC2DFlags)flags))
1342     {
1343         finish_copybit(dev);
1344     }
1345 
1346     if (need_temp_dst) {
1347         // copy the temp. destination without the alignment to the actual
1348         // destination.
1349         status = copy_image(dst_hnd, dst, CONVERT_TO_ANDROID_FORMAT);
1350         if (status == COPYBIT_FAILURE) {
1351             ALOGE("%s:copy_image failed in temp Dest",__FUNCTION__);
1352             delete_handle(dst_hnd);
1353             delete_handle(src_hnd);
1354             unmap_gpuaddr(ctx, mapped_dst_idx);
1355             unmap_gpuaddr(ctx, mapped_src_idx);
1356             return status;
1357         }
1358         // Clean the cache.
1359         IMemAlloc* memalloc = sAlloc->getAllocator(dst_hnd->flags);
1360         memalloc->clean_buffer((void *)(dst_hnd->base), dst_hnd->size,
1361                                dst_hnd->offset, dst_hnd->fd,
1362                                gralloc::CACHE_CLEAN);
1363     }
1364     delete_handle(dst_hnd);
1365     delete_handle(src_hnd);
1366 
1367     ctx->is_premultiplied_alpha = false;
1368     ctx->fb_width = 0;
1369     ctx->fb_height = 0;
1370     ctx->config_mask = 0;
1371     return status;
1372 }
1373 
set_sync_copybit(struct copybit_device_t * dev,int)1374 static int set_sync_copybit(struct copybit_device_t *dev,
1375     int /*acquireFenceFd*/)
1376 {
1377     if(!dev)
1378         return -EINVAL;
1379 
1380     return 0;
1381 }
1382 
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)1383 static int stretch_copybit(
1384     struct copybit_device_t *dev,
1385     struct copybit_image_t const *dst,
1386     struct copybit_image_t const *src,
1387     struct copybit_rect_t const *dst_rect,
1388     struct copybit_rect_t const *src_rect,
1389     struct copybit_region_t const *region)
1390 {
1391     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
1392     int status = COPYBIT_SUCCESS;
1393     bool needsBlending = (ctx->src_global_alpha != 0);
1394     pthread_mutex_lock(&ctx->wait_cleanup_lock);
1395     status = stretch_copybit_internal(dev, dst, src, dst_rect, src_rect,
1396                                     region, needsBlending);
1397     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
1398     return status;
1399 }
1400 
1401 /** 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)1402 static int blit_copybit(
1403     struct copybit_device_t *dev,
1404     struct copybit_image_t const *dst,
1405     struct copybit_image_t const *src,
1406     struct copybit_region_t const *region)
1407 {
1408     int status = COPYBIT_SUCCESS;
1409     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
1410     struct copybit_rect_t dr = { 0, 0, (int)dst->w, (int)dst->h };
1411     struct copybit_rect_t sr = { 0, 0, (int)src->w, (int)src->h };
1412     pthread_mutex_lock(&ctx->wait_cleanup_lock);
1413     status = stretch_copybit_internal(dev, dst, src, &dr, &sr, region, false);
1414     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
1415     return status;
1416 }
1417 
1418 /** 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)1419 static int fill_color(struct copybit_device_t *dev,
1420                       struct copybit_image_t const *dst,
1421                       struct copybit_rect_t const *rect,
1422                       uint32_t /*color*/)
1423 {
1424     // TODO: Implement once c2d driver supports color fill
1425     if(!dev || !dst || !rect)
1426        return -EINVAL;
1427 
1428     return -EINVAL;
1429 }
1430 
1431 /*****************************************************************************/
1432 
clean_up(copybit_context_t * ctx)1433 static void clean_up(copybit_context_t* ctx)
1434 {
1435     void* ret;
1436     if (!ctx)
1437         return;
1438 
1439     // stop the wait_cleanup_thread
1440     pthread_mutex_lock(&ctx->wait_cleanup_lock);
1441     ctx->stop_thread = true;
1442     // Signal waiting thread
1443     pthread_cond_signal(&ctx->wait_cleanup_cond);
1444     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
1445     // waits for the cleanup thread to exit
1446     pthread_join(ctx->wait_thread_id, &ret);
1447     pthread_mutex_destroy(&ctx->wait_cleanup_lock);
1448     pthread_cond_destroy (&ctx->wait_cleanup_cond);
1449 
1450     for (int i = 0; i < NUM_SURFACE_TYPES; i++) {
1451         if (ctx->dst[i])
1452             LINK_c2dDestroySurface(ctx->dst[i]);
1453     }
1454 
1455     for (int i = 0; i < MAX_RGB_SURFACES; i++) {
1456         if (ctx->blit_rgb_object[i].surface_id)
1457             LINK_c2dDestroySurface(ctx->blit_rgb_object[i].surface_id);
1458     }
1459 
1460     for (int i = 0; i < MAX_YUV_2_PLANE_SURFACES; i++) {
1461         if (ctx->blit_yuv_2_plane_object[i].surface_id)
1462             LINK_c2dDestroySurface(ctx->blit_yuv_2_plane_object[i].surface_id);
1463     }
1464 
1465     for (int i = 0; i < MAX_YUV_3_PLANE_SURFACES; i++) {
1466         if (ctx->blit_yuv_3_plane_object[i].surface_id)
1467             LINK_c2dDestroySurface(ctx->blit_yuv_3_plane_object[i].surface_id);
1468     }
1469 
1470     if (ctx->libc2d2) {
1471         ::dlclose(ctx->libc2d2);
1472         ALOGV("dlclose(libc2d2)");
1473     }
1474 
1475     free(ctx);
1476 }
1477 
1478 /** Close the copybit device */
close_copybit(struct hw_device_t * dev)1479 static int close_copybit(struct hw_device_t *dev)
1480 {
1481     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
1482     if (ctx) {
1483         free_temp_buffer(ctx->temp_src_buffer);
1484         free_temp_buffer(ctx->temp_dst_buffer);
1485     }
1486     clean_up(ctx);
1487     return 0;
1488 }
1489 
1490 /** 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)1491 static int open_copybit(const struct hw_module_t* module, const char* name,
1492                         struct hw_device_t** device)
1493 {
1494     int status = COPYBIT_SUCCESS;
1495     if (strcmp(name, COPYBIT_HARDWARE_COPYBIT0)) {
1496         return COPYBIT_FAILURE;
1497     }
1498 
1499     C2D_RGB_SURFACE_DEF surfDefinition = {0};
1500     C2D_YUV_SURFACE_DEF yuvSurfaceDef = {0} ;
1501     struct copybit_context_t *ctx;
1502 
1503     ctx = (struct copybit_context_t *)malloc(sizeof(struct copybit_context_t));
1504     if(!ctx) {
1505         ALOGE("%s: malloc failed", __FUNCTION__);
1506         return COPYBIT_FAILURE;
1507     }
1508 
1509     /* initialize drawstate */
1510     memset(ctx, 0, sizeof(*ctx));
1511     ctx->libc2d2 = ::dlopen("libC2D2.so", RTLD_NOW);
1512     if (!ctx->libc2d2) {
1513         ALOGE("FATAL ERROR: could not dlopen libc2d2.so: %s", dlerror());
1514         clean_up(ctx);
1515         status = COPYBIT_FAILURE;
1516         *device = NULL;
1517         return status;
1518     }
1519     *(void **)&LINK_c2dCreateSurface = ::dlsym(ctx->libc2d2,
1520                                                "c2dCreateSurface");
1521     *(void **)&LINK_c2dUpdateSurface = ::dlsym(ctx->libc2d2,
1522                                                "c2dUpdateSurface");
1523     *(void **)&LINK_c2dReadSurface = ::dlsym(ctx->libc2d2,
1524                                              "c2dReadSurface");
1525     *(void **)&LINK_c2dDraw = ::dlsym(ctx->libc2d2, "c2dDraw");
1526     *(void **)&LINK_c2dFlush = ::dlsym(ctx->libc2d2, "c2dFlush");
1527     *(void **)&LINK_c2dFinish = ::dlsym(ctx->libc2d2, "c2dFinish");
1528     *(void **)&LINK_c2dWaitTimestamp = ::dlsym(ctx->libc2d2,
1529                                                "c2dWaitTimestamp");
1530     *(void **)&LINK_c2dDestroySurface = ::dlsym(ctx->libc2d2,
1531                                                 "c2dDestroySurface");
1532     *(void **)&LINK_c2dMapAddr = ::dlsym(ctx->libc2d2,
1533                                          "c2dMapAddr");
1534     *(void **)&LINK_c2dUnMapAddr = ::dlsym(ctx->libc2d2,
1535                                            "c2dUnMapAddr");
1536     *(void **)&LINK_c2dGetDriverCapabilities = ::dlsym(ctx->libc2d2,
1537                                            "c2dGetDriverCapabilities");
1538     *(void **)&LINK_c2dCreateFenceFD = ::dlsym(ctx->libc2d2,
1539                                            "c2dCreateFenceFD");
1540     *(void **)&LINK_c2dFillSurface = ::dlsym(ctx->libc2d2,
1541                                            "c2dFillSurface");
1542 
1543     if (!LINK_c2dCreateSurface || !LINK_c2dUpdateSurface || !LINK_c2dReadSurface
1544         || !LINK_c2dDraw || !LINK_c2dFlush || !LINK_c2dWaitTimestamp ||
1545         !LINK_c2dFinish  || !LINK_c2dDestroySurface ||
1546         !LINK_c2dGetDriverCapabilities || !LINK_c2dCreateFenceFD ||
1547         !LINK_c2dFillSurface) {
1548         ALOGE("%s: dlsym ERROR", __FUNCTION__);
1549         clean_up(ctx);
1550         status = COPYBIT_FAILURE;
1551         *device = NULL;
1552         return status;
1553     }
1554 
1555     ctx->device.common.tag = HARDWARE_DEVICE_TAG;
1556     ctx->device.common.version = 1;
1557     ctx->device.common.module = (hw_module_t*)(module);
1558     ctx->device.common.close = close_copybit;
1559     ctx->device.set_parameter = set_parameter_copybit;
1560     ctx->device.get = get;
1561     ctx->device.blit = blit_copybit;
1562     ctx->device.set_sync = set_sync_copybit;
1563     ctx->device.stretch = stretch_copybit;
1564     ctx->device.finish = finish_copybit;
1565     ctx->device.flush_get_fence = flush_get_fence_copybit;
1566     ctx->device.clear = clear_copybit;
1567     ctx->device.fill_color = fill_color;
1568 
1569     /* Create RGB Surface */
1570     surfDefinition.buffer = (void*)0xdddddddd;
1571     surfDefinition.phys = (void*)0xdddddddd;
1572     surfDefinition.stride = 1 * 4;
1573     surfDefinition.width = 1;
1574     surfDefinition.height = 1;
1575     surfDefinition.format = C2D_COLOR_FORMAT_8888_ARGB;
1576     if (LINK_c2dCreateSurface(&(ctx->dst[RGB_SURFACE]), C2D_TARGET | C2D_SOURCE,
1577                               (C2D_SURFACE_TYPE)(C2D_SURFACE_RGB_HOST |
1578                                                  C2D_SURFACE_WITH_PHYS |
1579                                                  C2D_SURFACE_WITH_PHYS_DUMMY ),
1580                                                  &surfDefinition)) {
1581         ALOGE("%s: create ctx->dst_surface[RGB_SURFACE] failed", __FUNCTION__);
1582         ctx->dst[RGB_SURFACE] = 0;
1583         clean_up(ctx);
1584         status = COPYBIT_FAILURE;
1585         *device = NULL;
1586         return status;
1587     }
1588 
1589     unsigned int surface_id = 0;
1590     for (int i = 0; i < MAX_RGB_SURFACES; i++)
1591     {
1592         if (LINK_c2dCreateSurface(&surface_id, C2D_TARGET | C2D_SOURCE,
1593                               (C2D_SURFACE_TYPE)(C2D_SURFACE_RGB_HOST |
1594                                                  C2D_SURFACE_WITH_PHYS |
1595                                                  C2D_SURFACE_WITH_PHYS_DUMMY ),
1596                                                  &surfDefinition)) {
1597             ALOGE("%s: create RGB source surface %d failed", __FUNCTION__, i);
1598             ctx->blit_rgb_object[i].surface_id = 0;
1599             status = COPYBIT_FAILURE;
1600             break;
1601         } else {
1602             ctx->blit_rgb_object[i].surface_id = surface_id;
1603             ALOGW("%s i = %d surface_id=%d",  __FUNCTION__, i,
1604                                           ctx->blit_rgb_object[i].surface_id);
1605         }
1606     }
1607 
1608     if (status == COPYBIT_FAILURE) {
1609         clean_up(ctx);
1610         status = COPYBIT_FAILURE;
1611         *device = NULL;
1612         return status;
1613     }
1614 
1615     // Create 2 plane YUV surfaces
1616     yuvSurfaceDef.format = C2D_COLOR_FORMAT_420_NV12;
1617     yuvSurfaceDef.width = 4;
1618     yuvSurfaceDef.height = 4;
1619     yuvSurfaceDef.plane0 = (void*)0xaaaaaaaa;
1620     yuvSurfaceDef.phys0 = (void*) 0xaaaaaaaa;
1621     yuvSurfaceDef.stride0 = 4;
1622 
1623     yuvSurfaceDef.plane1 = (void*)0xaaaaaaaa;
1624     yuvSurfaceDef.phys1 = (void*) 0xaaaaaaaa;
1625     yuvSurfaceDef.stride1 = 4;
1626     if (LINK_c2dCreateSurface(&(ctx->dst[YUV_SURFACE_2_PLANES]),
1627                               C2D_TARGET | C2D_SOURCE,
1628                               (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
1629                                C2D_SURFACE_WITH_PHYS |
1630                                C2D_SURFACE_WITH_PHYS_DUMMY),
1631                               &yuvSurfaceDef)) {
1632         ALOGE("%s: create ctx->dst[YUV_SURFACE_2_PLANES] failed", __FUNCTION__);
1633         ctx->dst[YUV_SURFACE_2_PLANES] = 0;
1634         clean_up(ctx);
1635         status = COPYBIT_FAILURE;
1636         *device = NULL;
1637         return status;
1638     }
1639 
1640     for (int i=0; i < MAX_YUV_2_PLANE_SURFACES; i++)
1641     {
1642         if (LINK_c2dCreateSurface(&surface_id, C2D_TARGET | C2D_SOURCE,
1643                               (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
1644                                                  C2D_SURFACE_WITH_PHYS |
1645                                                  C2D_SURFACE_WITH_PHYS_DUMMY ),
1646                               &yuvSurfaceDef)) {
1647             ALOGE("%s: create YUV source %d failed", __FUNCTION__, i);
1648             ctx->blit_yuv_2_plane_object[i].surface_id = 0;
1649             status = COPYBIT_FAILURE;
1650             break;
1651         } else {
1652             ctx->blit_yuv_2_plane_object[i].surface_id = surface_id;
1653             ALOGW("%s: 2 Plane YUV i=%d surface_id=%d",  __FUNCTION__, i,
1654                                    ctx->blit_yuv_2_plane_object[i].surface_id);
1655         }
1656     }
1657 
1658     if (status == COPYBIT_FAILURE) {
1659         clean_up(ctx);
1660         status = COPYBIT_FAILURE;
1661         *device = NULL;
1662         return status;
1663     }
1664 
1665     // Create YUV 3 plane surfaces
1666     yuvSurfaceDef.format = C2D_COLOR_FORMAT_420_YV12;
1667     yuvSurfaceDef.plane2 = (void*)0xaaaaaaaa;
1668     yuvSurfaceDef.phys2 = (void*) 0xaaaaaaaa;
1669     yuvSurfaceDef.stride2 = 4;
1670 
1671     if (LINK_c2dCreateSurface(&(ctx->dst[YUV_SURFACE_3_PLANES]),
1672                               C2D_TARGET | C2D_SOURCE,
1673                               (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
1674                                                  C2D_SURFACE_WITH_PHYS |
1675                                                  C2D_SURFACE_WITH_PHYS_DUMMY),
1676                               &yuvSurfaceDef)) {
1677         ALOGE("%s: create ctx->dst[YUV_SURFACE_3_PLANES] failed", __FUNCTION__);
1678         ctx->dst[YUV_SURFACE_3_PLANES] = 0;
1679         clean_up(ctx);
1680         status = COPYBIT_FAILURE;
1681         *device = NULL;
1682         return status;
1683     }
1684 
1685     for (int i=0; i < MAX_YUV_3_PLANE_SURFACES; i++)
1686     {
1687         if (LINK_c2dCreateSurface(&(surface_id),
1688                               C2D_TARGET | C2D_SOURCE,
1689                               (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
1690                                                  C2D_SURFACE_WITH_PHYS |
1691                                                  C2D_SURFACE_WITH_PHYS_DUMMY),
1692                               &yuvSurfaceDef)) {
1693             ALOGE("%s: create 3 plane YUV surface %d failed", __FUNCTION__, i);
1694             ctx->blit_yuv_3_plane_object[i].surface_id = 0;
1695             status = COPYBIT_FAILURE;
1696             break;
1697         } else {
1698             ctx->blit_yuv_3_plane_object[i].surface_id = surface_id;
1699             ALOGW("%s: 3 Plane YUV i=%d surface_id=%d",  __FUNCTION__, i,
1700                                    ctx->blit_yuv_3_plane_object[i].surface_id);
1701         }
1702     }
1703 
1704     if (status == COPYBIT_FAILURE) {
1705         clean_up(ctx);
1706         status = COPYBIT_FAILURE;
1707         *device = NULL;
1708         return status;
1709     }
1710 
1711     if (LINK_c2dGetDriverCapabilities(&(ctx->c2d_driver_info))) {
1712          ALOGE("%s: LINK_c2dGetDriverCapabilities failed", __FUNCTION__);
1713          clean_up(ctx);
1714          status = COPYBIT_FAILURE;
1715         *device = NULL;
1716         return status;
1717     }
1718     // Initialize context variables.
1719     ctx->trg_transform = C2D_TARGET_ROTATE_0;
1720 
1721     ctx->temp_src_buffer.fd = -1;
1722     ctx->temp_src_buffer.base = 0;
1723     ctx->temp_src_buffer.size = 0;
1724 
1725     ctx->temp_dst_buffer.fd = -1;
1726     ctx->temp_dst_buffer.base = 0;
1727     ctx->temp_dst_buffer.size = 0;
1728 
1729     ctx->fb_width = 0;
1730     ctx->fb_height = 0;
1731 
1732     ctx->blit_rgb_count = 0;
1733     ctx->blit_yuv_2_plane_count = 0;
1734     ctx->blit_yuv_3_plane_count = 0;
1735     ctx->blit_count = 0;
1736 
1737     ctx->wait_timestamp = false;
1738     ctx->stop_thread = false;
1739     pthread_mutex_init(&(ctx->wait_cleanup_lock), NULL);
1740     pthread_cond_init(&(ctx->wait_cleanup_cond), NULL);
1741     /* Start the wait thread */
1742     pthread_attr_t attr;
1743     pthread_attr_init(&attr);
1744     pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
1745 
1746     pthread_create(&ctx->wait_thread_id, &attr, &c2d_wait_loop,
1747                                                             (void *)ctx);
1748     pthread_attr_destroy(&attr);
1749 
1750     *device = &ctx->device.common;
1751     return status;
1752 }
1753