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 
21 #include <dlfcn.h>
22 #include <errno.h>
23 #include <fcntl.h>
24 #include <linux/msm_kgsl.h>
25 #include <stdint.h>
26 #include <string.h>
27 #include <sys/ioctl.h>
28 #include <sys/mman.h>
29 #include <sys/prctl.h>
30 #include <sys/resource.h>
31 #include <sys/types.h>
32 #include <unistd.h>
33 
34 #include <cutils/native_handle.h>
35 #include <log/log.h>
36 
37 #include <EGL/eglplatform.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 using gralloc::IMemAlloc;
47 using gralloc::IonController;
48 using gralloc::alloc_data;
49 
50 C2D_STATUS (*LINK_c2dCreateSurface)( uint32 *surface_id,
51                                      uint32 surface_bits,
52                                      C2D_SURFACE_TYPE surface_type,
53                                      void *surface_definition );
54 
55 C2D_STATUS (*LINK_c2dUpdateSurface)( uint32 surface_id,
56                                      uint32 surface_bits,
57                                      C2D_SURFACE_TYPE surface_type,
58                                      void *surface_definition );
59 
60 C2D_STATUS (*LINK_c2dReadSurface)( uint32 surface_id,
61                                    C2D_SURFACE_TYPE surface_type,
62                                    void *surface_definition,
63                                    int32 x, int32 y );
64 
65 C2D_STATUS (*LINK_c2dDraw)( uint32 target_id,
66                             uint32 target_config, C2D_RECT *target_scissor,
67                             uint32 target_mask_id, uint32 target_color_key,
68                             C2D_OBJECT *objects_list, uint32 num_objects );
69 
70 C2D_STATUS (*LINK_c2dFinish)( uint32 target_id);
71 
72 C2D_STATUS (*LINK_c2dFlush)( uint32 target_id, c2d_ts_handle *timestamp);
73 
74 C2D_STATUS (*LINK_c2dWaitTimestamp)( c2d_ts_handle timestamp );
75 
76 C2D_STATUS (*LINK_c2dDestroySurface)( uint32 surface_id );
77 
78 C2D_STATUS (*LINK_c2dMapAddr) ( int mem_fd, void * hostptr, size_t len,
79                                 size_t offset, uint32 flags, void ** gpuaddr);
80 
81 C2D_STATUS (*LINK_c2dUnMapAddr) ( void * gpuaddr);
82 
83 C2D_STATUS (*LINK_c2dGetDriverCapabilities) ( C2D_DRIVER_INFO * driver_info);
84 
85 /* create a fence fd for the timestamp */
86 C2D_STATUS (*LINK_c2dCreateFenceFD) ( uint32 target_id, c2d_ts_handle timestamp,
87                                                             int32 *fd);
88 
89 C2D_STATUS (*LINK_c2dFillSurface) ( uint32 surface_id, uint32 fill_color,
90                                     C2D_RECT * fill_rect);
91 
92 /******************************************************************************/
93 
94 #if defined(COPYBIT_Z180)
95 #define MAX_SCALE_FACTOR    (4096)
96 #define MAX_DIMENSION       (4096)
97 #else
98 #error "Unsupported HW version"
99 #endif
100 
101 // The following defines can be changed as required i.e. as we encounter
102 // complex use cases.
103 #define MAX_RGB_SURFACES 32       // Max. RGB layers currently supported per draw
104 #define MAX_YUV_2_PLANE_SURFACES 4// Max. 2-plane YUV layers currently supported per draw
105 #define MAX_YUV_3_PLANE_SURFACES 1// Max. 3-plane YUV layers currently supported per draw
106 // +1 for the destination surface. We cannot have multiple destination surfaces.
107 #define MAX_SURFACES (MAX_RGB_SURFACES + MAX_YUV_2_PLANE_SURFACES + MAX_YUV_3_PLANE_SURFACES + 1)
108 #define NUM_SURFACE_TYPES 3      // RGB_SURFACE + YUV_SURFACE_2_PLANES + YUV_SURFACE_3_PLANES
109 #define MAX_BLIT_OBJECT_COUNT 50 // Max. blit objects that can be passed per draw
110 
111 enum {
112     RGB_SURFACE,
113     YUV_SURFACE_2_PLANES,
114     YUV_SURFACE_3_PLANES
115 };
116 
117 enum eConversionType {
118     CONVERT_TO_ANDROID_FORMAT,
119     CONVERT_TO_C2D_FORMAT
120 };
121 
122 enum eC2DFlags {
123     FLAGS_PREMULTIPLIED_ALPHA  = 1<<0,
124     FLAGS_YUV_DESTINATION      = 1<<1,
125     FLAGS_TEMP_SRC_DST         = 1<<2,
126     FLAGS_UBWC_FORMAT_MODE     = 1<<3
127 };
128 
129 static gralloc::IAllocController* sAlloc = 0;
130 /******************************************************************************/
131 
132 /** State information for each device instance */
133 struct copybit_context_t {
134     struct copybit_device_t device;
135     // Templates for the various source surfaces. These templates are created
136     // to avoid the expensive create/destroy C2D Surfaces
137     C2D_OBJECT_STR blit_rgb_object[MAX_RGB_SURFACES];
138     C2D_OBJECT_STR blit_yuv_2_plane_object[MAX_YUV_2_PLANE_SURFACES];
139     C2D_OBJECT_STR blit_yuv_3_plane_object[MAX_YUV_3_PLANE_SURFACES];
140     C2D_OBJECT_STR blit_list[MAX_BLIT_OBJECT_COUNT]; // Z-ordered list of blit objects
141     C2D_DRIVER_INFO c2d_driver_info;
142     void *libc2d2;
143     alloc_data temp_src_buffer;
144     alloc_data temp_dst_buffer;
145     unsigned int dst[NUM_SURFACE_TYPES]; // dst surfaces
146     uintptr_t mapped_gpu_addr[MAX_SURFACES]; // GPU addresses mapped inside copybit
147     int blit_rgb_count;         // Total RGB surfaces being blit
148     int blit_yuv_2_plane_count; // Total 2 plane YUV surfaces being
149     int blit_yuv_3_plane_count; // Total 3 plane YUV  surfaces being blit
150     int blit_count;             // Total blit objects.
151     unsigned int trg_transform;      /* target transform */
152     int fb_width;
153     int fb_height;
154     int src_global_alpha;
155     int config_mask;
156     int dst_surface_type;
157     bool is_premultiplied_alpha;
158     void* time_stamp;
159     bool dst_surface_mapped; // Set when dst surface is mapped to GPU addr
160     void* dst_surface_base; // Stores the dst surface addr
161     bool is_src_ubwc_format;
162     bool is_dst_ubwc_format;
163 
164     // used for signaling the wait thread
165     bool wait_timestamp;
166     pthread_t wait_thread_id;
167     bool stop_thread;
168     pthread_mutex_t wait_cleanup_lock;
169     pthread_cond_t wait_cleanup_cond;
170 
171 };
172 
173 struct bufferInfo {
174     int width;
175     int height;
176     int format;
177 };
178 
179 struct yuvPlaneInfo {
180     int yStride;       //luma stride
181     int plane1_stride;
182     int plane2_stride;
183     size_t plane1_offset;
184     size_t plane2_offset;
185 };
186 
187 /**
188  * Common hardware methods
189  */
190 
191 static int open_copybit(const struct hw_module_t* module, const char* name,
192                         struct hw_device_t** device);
193 
194 static struct hw_module_methods_t copybit_module_methods = {
195     .open = open_copybit,
196 };
197 
198 /*
199  * The COPYBIT Module
200  */
201 struct copybit_module_t HAL_MODULE_INFO_SYM = {
202     .common = {
203         .tag =  HARDWARE_MODULE_TAG,
204         .version_major = 1,
205         .version_minor = 0,
206         .id = COPYBIT_HARDWARE_MODULE_ID,
207         .name = "QCT COPYBIT C2D 2.0 Module",
208         .author = "Qualcomm",
209         .methods =  &copybit_module_methods
210     }
211 };
212 
213 
214 /* thread function which waits on the timeStamp and cleans up the surfaces */
c2d_wait_loop(void * ptr)215 static void* c2d_wait_loop(void* ptr) {
216     copybit_context_t* ctx = (copybit_context_t*)(ptr);
217     char thread_name[64] = "copybitWaitThr";
218     prctl(PR_SET_NAME, (unsigned long) &thread_name, 0, 0, 0);
219     setpriority(PRIO_PROCESS, 0, HAL_PRIORITY_URGENT_DISPLAY);
220 
221     while(ctx->stop_thread == false) {
222         pthread_mutex_lock(&ctx->wait_cleanup_lock);
223         while(ctx->wait_timestamp == false && !ctx->stop_thread) {
224             pthread_cond_wait(&(ctx->wait_cleanup_cond),
225                               &(ctx->wait_cleanup_lock));
226         }
227         if(ctx->wait_timestamp) {
228             if(LINK_c2dWaitTimestamp(ctx->time_stamp)) {
229                 ALOGE("%s: LINK_c2dWaitTimeStamp ERROR!!", __FUNCTION__);
230             }
231             ctx->wait_timestamp = false;
232             // Unmap any mapped addresses.
233             for (int i = 0; i < MAX_SURFACES; i++) {
234                 if (ctx->mapped_gpu_addr[i]) {
235                     LINK_c2dUnMapAddr( (void*)ctx->mapped_gpu_addr[i]);
236                     ctx->mapped_gpu_addr[i] = 0;
237                 }
238             }
239             // Reset the counts after the draw.
240             ctx->blit_rgb_count = 0;
241             ctx->blit_yuv_2_plane_count = 0;
242             ctx->blit_yuv_3_plane_count = 0;
243             ctx->blit_count = 0;
244             ctx->dst_surface_mapped = false;
245             ctx->dst_surface_base = 0;
246         }
247         pthread_mutex_unlock(&ctx->wait_cleanup_lock);
248         if(ctx->stop_thread)
249             break;
250     }
251     pthread_exit(NULL);
252     return NULL;
253 }
254 
255 
256 /* convert COPYBIT_FORMAT to C2D format */
get_format(int format)257 static int get_format(int format) {
258     switch (format) {
259         case HAL_PIXEL_FORMAT_RGB_565:        return C2D_COLOR_FORMAT_565_RGB;
260         case HAL_PIXEL_FORMAT_RGB_888:        return C2D_COLOR_FORMAT_888_RGB |
261                                               C2D_FORMAT_SWAP_RB;
262         case HAL_PIXEL_FORMAT_RGBX_8888:      return C2D_COLOR_FORMAT_8888_ARGB |
263                                               C2D_FORMAT_SWAP_RB |
264                                                   C2D_FORMAT_DISABLE_ALPHA;
265         case HAL_PIXEL_FORMAT_RGBA_8888:      return C2D_COLOR_FORMAT_8888_ARGB |
266                                               C2D_FORMAT_SWAP_RB;
267         case HAL_PIXEL_FORMAT_BGRA_8888:      return C2D_COLOR_FORMAT_8888_ARGB;
268         case HAL_PIXEL_FORMAT_RGBA_5551:      return C2D_COLOR_FORMAT_5551_RGBA;
269         case HAL_PIXEL_FORMAT_RGBA_4444:      return C2D_COLOR_FORMAT_4444_RGBA;
270         case HAL_PIXEL_FORMAT_YCbCr_420_SP:   return C2D_COLOR_FORMAT_420_NV12;
271         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:return C2D_COLOR_FORMAT_420_NV12;
272         case HAL_PIXEL_FORMAT_YCrCb_420_SP:   return C2D_COLOR_FORMAT_420_NV21;
273         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: return C2D_COLOR_FORMAT_420_NV12 |
274                                                   C2D_FORMAT_MACROTILED;
275         default:                              ALOGE("%s: invalid format (0x%x",
276                                                      __FUNCTION__, format);
277                                               return -EINVAL;
278     }
279     return -EINVAL;
280 }
281 
282 /* Get the C2D formats needed for conversion to YUV */
get_c2d_format_for_yuv_destination(int halFormat)283 static int get_c2d_format_for_yuv_destination(int halFormat) {
284     switch (halFormat) {
285         // We do not swap the RB when the target is YUV
286         case HAL_PIXEL_FORMAT_RGBX_8888:      return C2D_COLOR_FORMAT_8888_ARGB |
287                                               C2D_FORMAT_DISABLE_ALPHA;
288         case HAL_PIXEL_FORMAT_RGBA_8888:      return C2D_COLOR_FORMAT_8888_ARGB;
289         // The U and V need to be interchanged when the target is YUV
290         case HAL_PIXEL_FORMAT_YCbCr_420_SP:   return C2D_COLOR_FORMAT_420_NV21;
291         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:return C2D_COLOR_FORMAT_420_NV21;
292         case HAL_PIXEL_FORMAT_YCrCb_420_SP:   return C2D_COLOR_FORMAT_420_NV12;
293         default:                              return get_format(halFormat);
294     }
295     return -EINVAL;
296 }
297 
298 /* ------------------------------------------------------------------- *//*!
299  * \internal
300  * \brief Get the bpp for a particular color format
301  * \param color format
302  * \return bits per pixel
303  *//* ------------------------------------------------------------------- */
c2diGetBpp(int32 colorformat)304 int c2diGetBpp(int32 colorformat)
305 {
306 
307     int c2dBpp = 0;
308 
309     switch(colorformat&0xFF)
310     {
311         case C2D_COLOR_FORMAT_4444_RGBA:
312         case C2D_COLOR_FORMAT_4444_ARGB:
313         case C2D_COLOR_FORMAT_1555_ARGB:
314         case C2D_COLOR_FORMAT_565_RGB:
315         case C2D_COLOR_FORMAT_5551_RGBA:
316             c2dBpp = 16;
317             break;
318         case C2D_COLOR_FORMAT_8888_RGBA:
319         case C2D_COLOR_FORMAT_8888_ARGB:
320             c2dBpp = 32;
321             break;
322         case C2D_COLOR_FORMAT_888_RGB:
323             c2dBpp = 24;
324             break;
325         case C2D_COLOR_FORMAT_8_L:
326         case C2D_COLOR_FORMAT_8_A:
327             c2dBpp = 8;
328             break;
329         case C2D_COLOR_FORMAT_4_A:
330             c2dBpp = 4;
331             break;
332         case C2D_COLOR_FORMAT_1:
333             c2dBpp = 1;
334             break;
335         default:
336             ALOGE("%s ERROR", __func__);
337             break;
338     }
339     return c2dBpp;
340 }
341 
c2d_get_gpuaddr(copybit_context_t * ctx,struct private_handle_t * handle,int & mapped_idx)342 static size_t c2d_get_gpuaddr(copybit_context_t* ctx,
343                               struct private_handle_t *handle, int &mapped_idx)
344 {
345     uint32 memtype;
346     size_t *gpuaddr = 0;
347     C2D_STATUS rc;
348     int freeindex = 0;
349     bool mapaddr = false;
350 
351     if(!handle)
352         return 0;
353 
354     if (handle->flags & private_handle_t::PRIV_FLAGS_USES_ION)
355         memtype = KGSL_USER_MEM_TYPE_ION;
356     else {
357         ALOGE("Invalid handle flags: 0x%x", handle->flags);
358         return 0;
359     }
360 
361     // Check for a freeindex in the mapped_gpu_addr list
362     for (freeindex = 0; freeindex < MAX_SURFACES; freeindex++) {
363         if (ctx->mapped_gpu_addr[freeindex] == 0) {
364             // free index is available
365             // map GPU addr and use this as mapped_idx
366             mapaddr = true;
367             break;
368         }
369     }
370 
371     if(mapaddr) {
372         rc = LINK_c2dMapAddr(handle->fd, (void*)handle->base, handle->size,
373                              handle->offset, memtype, (void**)&gpuaddr);
374 
375         if (rc == C2D_STATUS_OK) {
376             // We have mapped the GPU address inside copybit. We need to unmap
377             // this address after the blit. Store this address
378             ctx->mapped_gpu_addr[freeindex] = (size_t)gpuaddr;
379             mapped_idx = freeindex;
380         }
381     }
382     return (size_t)gpuaddr;
383 }
384 
unmap_gpuaddr(copybit_context_t * ctx,int mapped_idx)385 static void unmap_gpuaddr(copybit_context_t* ctx, int mapped_idx)
386 {
387     if (!ctx || (mapped_idx == -1))
388         return;
389 
390     if (ctx->mapped_gpu_addr[mapped_idx]) {
391         LINK_c2dUnMapAddr( (void*)ctx->mapped_gpu_addr[mapped_idx]);
392         ctx->mapped_gpu_addr[mapped_idx] = 0;
393     }
394 }
395 
is_supported_rgb_format(int format)396 static int is_supported_rgb_format(int format)
397 {
398     switch(format) {
399         case HAL_PIXEL_FORMAT_RGBA_8888:
400         case HAL_PIXEL_FORMAT_RGBX_8888:
401         case HAL_PIXEL_FORMAT_RGB_888:
402         case HAL_PIXEL_FORMAT_RGB_565:
403         case HAL_PIXEL_FORMAT_BGRA_8888:
404         case HAL_PIXEL_FORMAT_RGBA_5551:
405         case HAL_PIXEL_FORMAT_RGBA_4444: {
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 
548         surfaceDef.format = surfaceDef.format |
549             ((flags & FLAGS_UBWC_FORMAT_MODE) ? C2D_FORMAT_UBWC_COMPRESSED : 0);
550 
551         surfaceDef.width = rhs->w;
552         surfaceDef.height = rhs->h;
553         int aligned_width = ALIGN((int)surfaceDef.width,32);
554         surfaceDef.stride = (aligned_width * c2diGetBpp(surfaceDef.format))>>3;
555 
556         if(LINK_c2dUpdateSurface( surfaceId,C2D_TARGET | C2D_SOURCE, surfaceType,
557                                   &surfaceDef)) {
558             ALOGE("%s: RGB Surface c2dUpdateSurface ERROR", __FUNCTION__);
559             unmap_gpuaddr(ctx, mapped_idx);
560             status = COPYBIT_FAILURE;
561         }
562     } else if (is_supported_yuv_format(rhs->format) == COPYBIT_SUCCESS) {
563         C2D_YUV_SURFACE_DEF surfaceDef;
564         memset(&surfaceDef, 0, sizeof(surfaceDef));
565         surfaceType = (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST | C2D_SURFACE_WITH_PHYS);
566         surfaceDef.format = c2d_format;
567 
568         bufferInfo info;
569         info.width = rhs->w;
570         info.height = rhs->h;
571         info.format = rhs->format;
572 
573         yuvPlaneInfo yuvInfo = {0};
574         status = calculate_yuv_offset_and_stride(info, yuvInfo);
575         if(status != COPYBIT_SUCCESS) {
576             ALOGE("%s: calculate_yuv_offset_and_stride error", __FUNCTION__);
577             unmap_gpuaddr(ctx, mapped_idx);
578         }
579 
580         surfaceDef.width = rhs->w;
581         surfaceDef.height = rhs->h;
582         surfaceDef.plane0 = (void*) (handle->base);
583         surfaceDef.phys0 = (void*) (gpuaddr);
584         surfaceDef.stride0 = yuvInfo.yStride;
585 
586         surfaceDef.plane1 = (void*) (handle->base + yuvInfo.plane1_offset);
587         surfaceDef.phys1 = (void*) (gpuaddr + yuvInfo.plane1_offset);
588         surfaceDef.stride1 = yuvInfo.plane1_stride;
589         if (3 == get_num_planes(rhs->format)) {
590             surfaceDef.plane2 = (void*) (handle->base + yuvInfo.plane2_offset);
591             surfaceDef.phys2 = (void*) (gpuaddr + yuvInfo.plane2_offset);
592             surfaceDef.stride2 = yuvInfo.plane2_stride;
593         }
594 
595         if(LINK_c2dUpdateSurface( surfaceId,C2D_TARGET | C2D_SOURCE, surfaceType,
596                                   &surfaceDef)) {
597             ALOGE("%s: YUV Surface c2dUpdateSurface ERROR", __FUNCTION__);
598             unmap_gpuaddr(ctx, mapped_idx);
599             status = COPYBIT_FAILURE;
600         }
601     } else {
602         ALOGE("%s: invalid format 0x%x", __FUNCTION__, rhs->format);
603         unmap_gpuaddr(ctx, mapped_idx);
604         status = COPYBIT_FAILURE;
605     }
606 
607     return status;
608 }
609 
610 /** copy the bits */
msm_copybit(struct copybit_context_t * ctx,unsigned int target)611 static int msm_copybit(struct copybit_context_t *ctx, unsigned int target)
612 {
613     if (ctx->blit_count == 0) {
614         return COPYBIT_SUCCESS;
615     }
616 
617     for (int i = 0; i < ctx->blit_count; i++)
618     {
619         ctx->blit_list[i].next = &(ctx->blit_list[i+1]);
620     }
621     ctx->blit_list[ctx->blit_count-1].next = NULL;
622     uint32_t target_transform = ctx->trg_transform;
623     if (ctx->c2d_driver_info.capabilities_mask &
624         C2D_DRIVER_SUPPORTS_OVERRIDE_TARGET_ROTATE_OP) {
625         // For A3xx - set 0x0 as the transform is set in the config_mask
626         target_transform = 0x0;
627     }
628     if(LINK_c2dDraw(target, target_transform, 0x0, 0, 0, ctx->blit_list,
629                     ctx->blit_count)) {
630         ALOGE("%s: LINK_c2dDraw ERROR", __FUNCTION__);
631         return COPYBIT_FAILURE;
632     }
633     return COPYBIT_SUCCESS;
634 }
635 
636 
637 
flush_get_fence_copybit(struct copybit_device_t * dev,int * fd)638 static int flush_get_fence_copybit (struct copybit_device_t *dev, int* fd)
639 {
640     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
641     int status = COPYBIT_FAILURE;
642     if (!ctx)
643         return COPYBIT_FAILURE;
644     pthread_mutex_lock(&ctx->wait_cleanup_lock);
645     status = msm_copybit(ctx, ctx->dst[ctx->dst_surface_type]);
646 
647     if(LINK_c2dFlush(ctx->dst[ctx->dst_surface_type], &ctx->time_stamp)) {
648         ALOGE("%s: LINK_c2dFlush ERROR", __FUNCTION__);
649         // unlock the mutex and return failure
650         pthread_mutex_unlock(&ctx->wait_cleanup_lock);
651         return COPYBIT_FAILURE;
652     }
653     if(LINK_c2dCreateFenceFD(ctx->dst[ctx->dst_surface_type], ctx->time_stamp,
654                                                                         fd)) {
655         ALOGE("%s: LINK_c2dCreateFenceFD ERROR", __FUNCTION__);
656         status = COPYBIT_FAILURE;
657     }
658     if(status == COPYBIT_SUCCESS) {
659         //signal the wait_thread
660         ctx->wait_timestamp = true;
661         pthread_cond_signal(&ctx->wait_cleanup_cond);
662     }
663     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
664     return status;
665 }
666 
finish_copybit(struct copybit_device_t * dev)667 static int finish_copybit(struct copybit_device_t *dev)
668 {
669     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
670     if (!ctx)
671         return COPYBIT_FAILURE;
672 
673    int status = msm_copybit(ctx, ctx->dst[ctx->dst_surface_type]);
674 
675    if(LINK_c2dFinish(ctx->dst[ctx->dst_surface_type])) {
676         ALOGE("%s: LINK_c2dFinish ERROR", __FUNCTION__);
677         return COPYBIT_FAILURE;
678     }
679 
680     // Unmap any mapped addresses.
681     for (int i = 0; i < MAX_SURFACES; i++) {
682         if (ctx->mapped_gpu_addr[i]) {
683             LINK_c2dUnMapAddr( (void*)ctx->mapped_gpu_addr[i]);
684             ctx->mapped_gpu_addr[i] = 0;
685         }
686     }
687 
688     // Reset the counts after the draw.
689     ctx->blit_rgb_count = 0;
690     ctx->blit_yuv_2_plane_count = 0;
691     ctx->blit_yuv_3_plane_count = 0;
692     ctx->blit_count = 0;
693     ctx->dst_surface_mapped = false;
694     ctx->dst_surface_base = 0;
695 
696     return status;
697 }
698 
clear_copybit(struct copybit_device_t * dev,struct copybit_image_t const * buf,struct copybit_rect_t * rect)699 static int clear_copybit(struct copybit_device_t *dev,
700                          struct copybit_image_t const *buf,
701                          struct copybit_rect_t *rect)
702 {
703     int ret = COPYBIT_SUCCESS;
704     int flags = FLAGS_PREMULTIPLIED_ALPHA;
705     int mapped_dst_idx = -1;
706     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
707     if (ctx->is_dst_ubwc_format)
708         flags |= FLAGS_UBWC_FORMAT_MODE;
709     C2D_RECT c2drect = {rect->l, rect->t, rect->r - rect->l, rect->b - rect->t};
710     pthread_mutex_lock(&ctx->wait_cleanup_lock);
711     if(!ctx->dst_surface_mapped) {
712         ret = set_image(ctx, ctx->dst[RGB_SURFACE], buf,
713                         (eC2DFlags)flags, mapped_dst_idx);
714         if(ret) {
715             ALOGE("%s: set_image error", __FUNCTION__);
716             unmap_gpuaddr(ctx, mapped_dst_idx);
717             pthread_mutex_unlock(&ctx->wait_cleanup_lock);
718             return COPYBIT_FAILURE;
719         }
720         //clear_copybit is the first call made by HWC for each composition
721         //with the dest surface, hence set dst_surface_mapped.
722         ctx->dst_surface_mapped = true;
723         ctx->dst_surface_base = buf->base;
724         ret = LINK_c2dFillSurface(ctx->dst[RGB_SURFACE], 0x0, &c2drect);
725     }
726     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
727     return ret;
728 }
729 
730 
731 /** 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)732 static void set_rects(struct copybit_context_t *ctx,
733                       C2D_OBJECT *c2dObject,
734                       const struct copybit_rect_t *dst,
735                       const struct copybit_rect_t *src,
736                       const struct copybit_rect_t *scissor)
737 {
738     // Set the target rect.
739     if((ctx->trg_transform & C2D_TARGET_ROTATE_90) &&
740        (ctx->trg_transform & C2D_TARGET_ROTATE_180)) {
741         /* target rotation is 270 */
742         c2dObject->target_rect.x        = (dst->t)<<16;
743         c2dObject->target_rect.y        = ctx->fb_width?
744                 (ALIGN(ctx->fb_width,32)- dst->r):dst->r;
745         c2dObject->target_rect.y        = c2dObject->target_rect.y<<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_90) {
749         c2dObject->target_rect.x        = ctx->fb_height?(ctx->fb_height - dst->b):dst->b;
750         c2dObject->target_rect.x        = c2dObject->target_rect.x<<16;
751         c2dObject->target_rect.y        = (dst->l)<<16;
752         c2dObject->target_rect.height   = ((dst->r) - (dst->l))<<16;
753         c2dObject->target_rect.width    = ((dst->b) - (dst->t))<<16;
754     } else if(ctx->trg_transform & C2D_TARGET_ROTATE_180) {
755         c2dObject->target_rect.y        = ctx->fb_height?(ctx->fb_height - dst->b):dst->b;
756         c2dObject->target_rect.y        = c2dObject->target_rect.y<<16;
757         c2dObject->target_rect.x        = ctx->fb_width?
758                 (ALIGN(ctx->fb_width,32) - dst->r):dst->r;
759         c2dObject->target_rect.x        = c2dObject->target_rect.x<<16;
760         c2dObject->target_rect.height   = ((dst->b) - (dst->t))<<16;
761         c2dObject->target_rect.width    = ((dst->r) - (dst->l))<<16;
762     } else {
763         c2dObject->target_rect.x        = (dst->l)<<16;
764         c2dObject->target_rect.y        = (dst->t)<<16;
765         c2dObject->target_rect.height   = ((dst->b) - (dst->t))<<16;
766         c2dObject->target_rect.width    = ((dst->r) - (dst->l))<<16;
767     }
768     c2dObject->config_mask |= C2D_TARGET_RECT_BIT;
769 
770     // Set the source rect
771     c2dObject->source_rect.x        = (src->l)<<16;
772     c2dObject->source_rect.y        = (src->t)<<16;
773     c2dObject->source_rect.height   = ((src->b) - (src->t))<<16;
774     c2dObject->source_rect.width    = ((src->r) - (src->l))<<16;
775     c2dObject->config_mask |= C2D_SOURCE_RECT_BIT;
776 
777     // Set the scissor rect
778     c2dObject->scissor_rect.x       = scissor->l;
779     c2dObject->scissor_rect.y       = scissor->t;
780     c2dObject->scissor_rect.height  = (scissor->b) - (scissor->t);
781     c2dObject->scissor_rect.width   = (scissor->r) - (scissor->l);
782     c2dObject->config_mask |= C2D_SCISSOR_RECT_BIT;
783 }
784 
785 /*****************************************************************************/
786 
787 /** Set a parameter to value */
set_parameter_copybit(struct copybit_device_t * dev,int name,int value)788 static int set_parameter_copybit(
789     struct copybit_device_t *dev,
790     int name,
791     int value)
792 {
793     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
794     int status = COPYBIT_SUCCESS;
795     if (!ctx) {
796         ALOGE("%s: null context", __FUNCTION__);
797         return -EINVAL;
798     }
799 
800     pthread_mutex_lock(&ctx->wait_cleanup_lock);
801     switch(name) {
802         case COPYBIT_PLANE_ALPHA:
803         {
804             if (value < 0)      value = 0;
805             if (value >= 256)   value = 255;
806 
807             ctx->src_global_alpha = value;
808             if (value < 255)
809                 ctx->config_mask |= C2D_GLOBAL_ALPHA_BIT;
810             else
811                 ctx->config_mask &= ~C2D_GLOBAL_ALPHA_BIT;
812         }
813         break;
814         case COPYBIT_BLEND_MODE:
815         {
816             if (value == COPYBIT_BLENDING_NONE) {
817                 ctx->config_mask |= C2D_ALPHA_BLEND_NONE;
818                 ctx->is_premultiplied_alpha = true;
819             } else if (value == COPYBIT_BLENDING_PREMULT) {
820                 ctx->is_premultiplied_alpha = true;
821             } else {
822                 ctx->config_mask &= ~C2D_ALPHA_BLEND_NONE;
823             }
824         }
825         break;
826         case COPYBIT_TRANSFORM:
827         {
828             unsigned int transform = 0;
829             uint32 config_mask = 0;
830             config_mask |= C2D_OVERRIDE_GLOBAL_TARGET_ROTATE_CONFIG;
831             if((value & 0x7) == COPYBIT_TRANSFORM_ROT_180) {
832                 transform = C2D_TARGET_ROTATE_180;
833                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_180;
834             } else if((value & 0x7) == COPYBIT_TRANSFORM_ROT_270) {
835                 transform = C2D_TARGET_ROTATE_90;
836                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_90;
837             } else if(value == COPYBIT_TRANSFORM_ROT_90) {
838                 transform = C2D_TARGET_ROTATE_270;
839                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_270;
840             } else {
841                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_0;
842                 if(value & COPYBIT_TRANSFORM_FLIP_H) {
843                     config_mask |= C2D_MIRROR_H_BIT;
844                 } else if(value & COPYBIT_TRANSFORM_FLIP_V) {
845                     config_mask |= C2D_MIRROR_V_BIT;
846                 }
847             }
848 
849             if (ctx->c2d_driver_info.capabilities_mask &
850                 C2D_DRIVER_SUPPORTS_OVERRIDE_TARGET_ROTATE_OP) {
851                 ctx->config_mask |= config_mask;
852             } else {
853                 // The transform for this surface does not match the current
854                 // target transform. Draw all previous surfaces. This will be
855                 // changed once we have a new mechanism to send different
856                 // target rotations to c2d.
857                 finish_copybit(dev);
858             }
859             ctx->trg_transform = transform;
860         }
861         break;
862         case COPYBIT_FRAMEBUFFER_WIDTH:
863             ctx->fb_width = value;
864             break;
865         case COPYBIT_FRAMEBUFFER_HEIGHT:
866             ctx->fb_height = value;
867             break;
868         case COPYBIT_ROTATION_DEG:
869         case COPYBIT_DITHER:
870         case COPYBIT_BLUR:
871         case COPYBIT_BLIT_TO_FRAMEBUFFER:
872             // Do nothing
873             break;
874         case COPYBIT_SRC_FORMAT_MODE:
875             ctx->is_src_ubwc_format = (value == COPYBIT_UBWC_COMPRESSED);
876             break;
877         case COPYBIT_DST_FORMAT_MODE:
878             ctx->is_dst_ubwc_format = (value == COPYBIT_UBWC_COMPRESSED);
879             break;
880         default:
881             ALOGE("%s: default case param=0x%x", __FUNCTION__, name);
882             status = -EINVAL;
883             break;
884     }
885     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
886     return status;
887 }
888 
889 /** Get a static info value */
get(struct copybit_device_t * dev,int name)890 static int get(struct copybit_device_t *dev, int name)
891 {
892     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
893     int value;
894 
895     if (!ctx) {
896         ALOGE("%s: null context error", __FUNCTION__);
897         return -EINVAL;
898     }
899 
900     switch(name) {
901         case COPYBIT_MINIFICATION_LIMIT:
902             value = MAX_SCALE_FACTOR;
903             break;
904         case COPYBIT_MAGNIFICATION_LIMIT:
905             value = MAX_SCALE_FACTOR;
906             break;
907         case COPYBIT_SCALING_FRAC_BITS:
908             value = 32;
909             break;
910         case COPYBIT_ROTATION_STEP_DEG:
911             value = 1;
912             break;
913         case COPYBIT_UBWC_SUPPORT:
914             value = 0;
915             if (ctx->c2d_driver_info.capabilities_mask & C2D_DRIVER_SUPPORTS_UBWC_COMPRESSED_OP) {
916                 value = 1;
917             }
918             break;
919         default:
920             ALOGE("%s: default case param=0x%x", __FUNCTION__, name);
921             value = -EINVAL;
922     }
923     return value;
924 }
925 
926 /* Function to check if we need a temporary buffer for the blit.
927  * This would happen if the requested destination stride and the
928  * C2D stride do not match. We ignore RGB buffers, since their
929  * stride is always aligned to 32.
930  */
need_temp_buffer(struct copybit_image_t const * img)931 static bool need_temp_buffer(struct copybit_image_t const *img)
932 {
933     if (COPYBIT_SUCCESS == is_supported_rgb_format(img->format))
934         return false;
935 
936     struct private_handle_t* handle = (struct private_handle_t*)img->handle;
937 
938     // The width parameter in the handle contains the aligned_w. We check if we
939     // need to convert based on this param. YUV formats have bpp=1, so checking
940     // if the requested stride is aligned should suffice.
941     if (0 == (handle->width)%32) {
942         return false;
943     }
944 
945     return true;
946 }
947 
948 /* Function to extract the information from the copybit image and set the corresponding
949  * values in the bufferInfo struct.
950  */
populate_buffer_info(struct copybit_image_t const * img,bufferInfo & info)951 static void populate_buffer_info(struct copybit_image_t const *img, bufferInfo& info)
952 {
953     info.width = img->w;
954     info.height = img->h;
955     info.format = img->format;
956 }
957 
958 /* Function to get the required size for a particular format, inorder for C2D to perform
959  * the blit operation.
960  */
get_size(const bufferInfo & info)961 static int get_size(const bufferInfo& info)
962 {
963     int size = 0;
964     int w = info.width;
965     int h = info.height;
966     int aligned_w = ALIGN(w, 32);
967     switch(info.format) {
968         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
969             {
970                 // Chroma for this format is aligned to 2K.
971                 size = ALIGN((aligned_w*h), 2048) +
972                         ALIGN(aligned_w/2, 32) * (h/2) *2;
973                 size = ALIGN(size, 4096);
974             } break;
975         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
976         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
977             {
978                 size = aligned_w * h +
979                        ALIGN(aligned_w/2, 32) * (h/2) * 2;
980                 size = ALIGN(size, 4096);
981             } break;
982         default: break;
983     }
984     return size;
985 }
986 
987 /* Function to allocate memory for the temporary buffer. This memory is
988  * allocated from Ashmem. It is the caller's responsibility to free this
989  * memory.
990  */
get_temp_buffer(const bufferInfo & info,alloc_data & data)991 static int get_temp_buffer(const bufferInfo& info, alloc_data& data)
992 {
993     ALOGD("%s E", __FUNCTION__);
994     // Alloc memory from system heap
995     data.base = 0;
996     data.fd = -1;
997     data.offset = 0;
998     data.size = get_size(info);
999     data.align = getpagesize();
1000     data.uncached = true;
1001     int allocFlags = 0;
1002 
1003     if (sAlloc == 0) {
1004         sAlloc = gralloc::IAllocController::getInstance();
1005     }
1006 
1007     if (sAlloc == 0) {
1008         ALOGE("%s: sAlloc is still NULL", __FUNCTION__);
1009         return COPYBIT_FAILURE;
1010     }
1011 
1012     int err = sAlloc->allocate(data, allocFlags);
1013     if (0 != err) {
1014         ALOGE("%s: allocate failed", __FUNCTION__);
1015         return COPYBIT_FAILURE;
1016     }
1017 
1018     ALOGD("%s X", __FUNCTION__);
1019     return err;
1020 }
1021 
1022 /* Function to free the temporary allocated memory.*/
free_temp_buffer(alloc_data & data)1023 static void free_temp_buffer(alloc_data &data)
1024 {
1025     if (-1 != data.fd) {
1026         IMemAlloc* memalloc = sAlloc->getAllocator(data.allocType);
1027         memalloc->free_buffer(data.base, data.size, 0, data.fd);
1028     }
1029 }
1030 
1031 /* Function to perform the software color conversion. Convert the
1032  * C2D compatible format to the Android compatible format
1033  */
copy_image(private_handle_t * src_handle,struct copybit_image_t const * rhs,eConversionType conversionType)1034 static int copy_image(private_handle_t *src_handle,
1035                       struct copybit_image_t const *rhs,
1036                       eConversionType conversionType)
1037 {
1038     if (src_handle->fd == -1) {
1039         ALOGE("%s: src_handle fd is invalid", __FUNCTION__);
1040         return COPYBIT_FAILURE;
1041     }
1042 
1043     // Copy the info.
1044     int ret = COPYBIT_SUCCESS;
1045     switch(rhs->format) {
1046         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
1047         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
1048         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
1049             {
1050                 if (CONVERT_TO_ANDROID_FORMAT == conversionType) {
1051                     return convert_yuv_c2d_to_yuv_android(src_handle, rhs);
1052                 } else {
1053                     return convert_yuv_android_to_yuv_c2d(src_handle, rhs);
1054                 }
1055 
1056             } break;
1057         default: {
1058             ALOGE("%s: invalid format 0x%x", __FUNCTION__, rhs->format);
1059             ret = COPYBIT_FAILURE;
1060         } break;
1061     }
1062     return ret;
1063 }
1064 
delete_handle(private_handle_t * handle)1065 static void delete_handle(private_handle_t *handle)
1066 {
1067     if (handle) {
1068         delete handle;
1069         handle = 0;
1070     }
1071 }
1072 
need_to_execute_draw(eC2DFlags flags)1073 static bool need_to_execute_draw(eC2DFlags flags)
1074 {
1075     if (flags & FLAGS_TEMP_SRC_DST) {
1076         return true;
1077     }
1078     if (flags & FLAGS_YUV_DESTINATION) {
1079         return true;
1080     }
1081     return false;
1082 }
1083 
1084 /** 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)1085 static int stretch_copybit_internal(
1086     struct copybit_device_t *dev,
1087     struct copybit_image_t const *dst,
1088     struct copybit_image_t const *src,
1089     struct copybit_rect_t const *dst_rect,
1090     struct copybit_rect_t const *src_rect,
1091     struct copybit_region_t const *region,
1092     bool enableBlend)
1093 {
1094     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
1095     int status = COPYBIT_SUCCESS;
1096     int flags = 0;
1097     int src_surface_type;
1098     int mapped_src_idx = -1, mapped_dst_idx = -1;
1099     C2D_OBJECT_STR src_surface;
1100 
1101     if (!ctx) {
1102         ALOGE("%s: null context error", __FUNCTION__);
1103         return -EINVAL;
1104     }
1105 
1106     if (src->w > MAX_DIMENSION || src->h > MAX_DIMENSION) {
1107         ALOGE("%s: src dimension error", __FUNCTION__);
1108         return -EINVAL;
1109     }
1110 
1111     if (dst->w > MAX_DIMENSION || dst->h > MAX_DIMENSION) {
1112         ALOGE("%s : dst dimension error dst w %d h %d",  __FUNCTION__, dst->w,
1113                                                          dst->h);
1114         return -EINVAL;
1115     }
1116 
1117     if (is_valid_destination_format(dst->format) == COPYBIT_FAILURE) {
1118         ALOGE("%s: Invalid destination format format = 0x%x", __FUNCTION__,
1119                                                               dst->format);
1120         return COPYBIT_FAILURE;
1121     }
1122 
1123     int dst_surface_type;
1124     if (ctx->is_dst_ubwc_format)
1125         flags |= FLAGS_UBWC_FORMAT_MODE;
1126 
1127     if (is_supported_rgb_format(dst->format) == COPYBIT_SUCCESS) {
1128         dst_surface_type = RGB_SURFACE;
1129         flags |= FLAGS_PREMULTIPLIED_ALPHA;
1130     } else if (is_supported_yuv_format(dst->format) == COPYBIT_SUCCESS) {
1131         int num_planes = get_num_planes(dst->format);
1132         flags |= FLAGS_YUV_DESTINATION;
1133         if (num_planes == 2) {
1134             dst_surface_type = YUV_SURFACE_2_PLANES;
1135         } else if (num_planes == 3) {
1136             dst_surface_type = YUV_SURFACE_3_PLANES;
1137         } else {
1138             ALOGE("%s: dst number of YUV planes is invalid dst format = 0x%x",
1139                   __FUNCTION__, dst->format);
1140             return COPYBIT_FAILURE;
1141         }
1142     } else {
1143         ALOGE("%s: Invalid dst surface format 0x%x", __FUNCTION__,
1144                                                      dst->format);
1145         return COPYBIT_FAILURE;
1146     }
1147 
1148     if (ctx->blit_rgb_count == MAX_RGB_SURFACES ||
1149         ctx->blit_yuv_2_plane_count == MAX_YUV_2_PLANE_SURFACES ||
1150         ctx->blit_yuv_3_plane_count == MAX_YUV_2_PLANE_SURFACES ||
1151         ctx->blit_count == MAX_BLIT_OBJECT_COUNT ||
1152         ctx->dst_surface_type != dst_surface_type) {
1153         // we have reached the max. limits of our internal structures or
1154         // changed the target.
1155         // Draw the remaining surfaces. We need to do the finish here since
1156         // we need to free up the surface templates.
1157         finish_copybit(dev);
1158     }
1159 
1160     ctx->dst_surface_type = dst_surface_type;
1161 
1162     // Update the destination
1163     copybit_image_t dst_image;
1164     dst_image.w = dst->w;
1165     dst_image.h = dst->h;
1166     dst_image.format = dst->format;
1167     dst_image.handle = dst->handle;
1168     // Check if we need a temp. copy for the destination. We'd need this the destination
1169     // width is not aligned to 32. This case occurs for YUV formats. RGB formats are
1170     // aligned to 32.
1171     bool need_temp_dst = need_temp_buffer(dst);
1172     bufferInfo dst_info;
1173     populate_buffer_info(dst, dst_info);
1174     private_handle_t* dst_hnd = new private_handle_t(-1, 0, 0, 0, dst_info.format,
1175                                                      dst_info.width, dst_info.height);
1176     if (dst_hnd == NULL) {
1177         ALOGE("%s: dst_hnd is null", __FUNCTION__);
1178         return COPYBIT_FAILURE;
1179     }
1180     if (need_temp_dst) {
1181         if (get_size(dst_info) != (int) ctx->temp_dst_buffer.size) {
1182             free_temp_buffer(ctx->temp_dst_buffer);
1183             // Create a temp buffer and set that as the destination.
1184             if (COPYBIT_FAILURE == get_temp_buffer(dst_info, ctx->temp_dst_buffer)) {
1185                 ALOGE("%s: get_temp_buffer(dst) failed", __FUNCTION__);
1186                 delete_handle(dst_hnd);
1187                 return COPYBIT_FAILURE;
1188             }
1189         }
1190         dst_hnd->fd = ctx->temp_dst_buffer.fd;
1191         dst_hnd->size = ctx->temp_dst_buffer.size;
1192         dst_hnd->flags = ctx->temp_dst_buffer.allocType;
1193         dst_hnd->base = (uintptr_t)(ctx->temp_dst_buffer.base);
1194         dst_hnd->offset = ctx->temp_dst_buffer.offset;
1195         dst_hnd->gpuaddr = 0;
1196         dst_image.handle = dst_hnd;
1197     }
1198     if(!ctx->dst_surface_mapped) {
1199         //map the destination surface to GPU address
1200         status = set_image(ctx, ctx->dst[ctx->dst_surface_type], &dst_image,
1201                            (eC2DFlags)flags, mapped_dst_idx);
1202         if(status) {
1203             ALOGE("%s: dst: set_image error", __FUNCTION__);
1204             delete_handle(dst_hnd);
1205             unmap_gpuaddr(ctx, mapped_dst_idx);
1206             return COPYBIT_FAILURE;
1207         }
1208         ctx->dst_surface_mapped = true;
1209         ctx->dst_surface_base = dst->base;
1210     } else if(ctx->dst_surface_mapped && ctx->dst_surface_base != dst->base) {
1211         // Destination surface for the operation should be same for multiple
1212         // requests, this check is catch if there is any case when the
1213         // destination changes
1214         ALOGE("%s: a different destination surface!!", __FUNCTION__);
1215     }
1216 
1217     // Update the source
1218     flags = 0;
1219     if(is_supported_rgb_format(src->format) == COPYBIT_SUCCESS) {
1220         src_surface_type = RGB_SURFACE;
1221         src_surface = ctx->blit_rgb_object[ctx->blit_rgb_count];
1222     } else if (is_supported_yuv_format(src->format) == COPYBIT_SUCCESS) {
1223         int num_planes = get_num_planes(src->format);
1224         if (num_planes == 2) {
1225             src_surface_type = YUV_SURFACE_2_PLANES;
1226             src_surface = ctx->blit_yuv_2_plane_object[ctx->blit_yuv_2_plane_count];
1227         } else if (num_planes == 3) {
1228             src_surface_type = YUV_SURFACE_3_PLANES;
1229             src_surface = ctx->blit_yuv_3_plane_object[ctx->blit_yuv_2_plane_count];
1230         } else {
1231             ALOGE("%s: src number of YUV planes is invalid src format = 0x%x",
1232                   __FUNCTION__, src->format);
1233             delete_handle(dst_hnd);
1234             unmap_gpuaddr(ctx, mapped_dst_idx);
1235             return -EINVAL;
1236         }
1237     } else {
1238         ALOGE("%s: Invalid source surface format 0x%x", __FUNCTION__,
1239                                                         src->format);
1240         delete_handle(dst_hnd);
1241         unmap_gpuaddr(ctx, mapped_dst_idx);
1242         return -EINVAL;
1243     }
1244 
1245     copybit_image_t src_image;
1246     src_image.w = src->w;
1247     src_image.h = src->h;
1248     src_image.format = src->format;
1249     src_image.handle = src->handle;
1250 
1251     bool need_temp_src = need_temp_buffer(src);
1252     bufferInfo src_info;
1253     populate_buffer_info(src, src_info);
1254     private_handle_t* src_hnd = new private_handle_t(-1, 0, 0, 0, src_info.format,
1255                                                  src_info.width, src_info.height);
1256     if (NULL == src_hnd) {
1257         ALOGE("%s: src_hnd is null", __FUNCTION__);
1258         delete_handle(dst_hnd);
1259         unmap_gpuaddr(ctx, mapped_dst_idx);
1260         return COPYBIT_FAILURE;
1261     }
1262     if (need_temp_src) {
1263         if (get_size(src_info) != (int) ctx->temp_src_buffer.size) {
1264             free_temp_buffer(ctx->temp_src_buffer);
1265             // Create a temp buffer and set that as the destination.
1266             if (COPYBIT_SUCCESS != get_temp_buffer(src_info,
1267                                                ctx->temp_src_buffer)) {
1268                 ALOGE("%s: get_temp_buffer(src) failed", __FUNCTION__);
1269                 delete_handle(dst_hnd);
1270                 delete_handle(src_hnd);
1271                 unmap_gpuaddr(ctx, mapped_dst_idx);
1272                 return COPYBIT_FAILURE;
1273             }
1274         }
1275         src_hnd->fd = ctx->temp_src_buffer.fd;
1276         src_hnd->size = ctx->temp_src_buffer.size;
1277         src_hnd->flags = ctx->temp_src_buffer.allocType;
1278         src_hnd->base = (uintptr_t)(ctx->temp_src_buffer.base);
1279         src_hnd->offset = ctx->temp_src_buffer.offset;
1280         src_hnd->gpuaddr = 0;
1281         src_image.handle = src_hnd;
1282 
1283         // Copy the source.
1284         status = copy_image((private_handle_t *)src->handle, &src_image,
1285                                 CONVERT_TO_C2D_FORMAT);
1286         if (status == COPYBIT_FAILURE) {
1287             ALOGE("%s:copy_image failed in temp source",__FUNCTION__);
1288             delete_handle(dst_hnd);
1289             delete_handle(src_hnd);
1290             unmap_gpuaddr(ctx, mapped_dst_idx);
1291             return status;
1292         }
1293 
1294         // Clean the cache
1295         IMemAlloc* memalloc = sAlloc->getAllocator(src_hnd->flags);
1296         if (memalloc->clean_buffer((void *)(src_hnd->base), src_hnd->size,
1297                                    src_hnd->offset, src_hnd->fd,
1298                                    gralloc::CACHE_CLEAN)) {
1299             ALOGE("%s: clean_buffer failed", __FUNCTION__);
1300             delete_handle(dst_hnd);
1301             delete_handle(src_hnd);
1302             unmap_gpuaddr(ctx, mapped_dst_idx);
1303             return COPYBIT_FAILURE;
1304         }
1305     }
1306 
1307     flags |= (ctx->is_premultiplied_alpha) ? FLAGS_PREMULTIPLIED_ALPHA : 0;
1308     flags |= (ctx->dst_surface_type != RGB_SURFACE) ? FLAGS_YUV_DESTINATION : 0;
1309     flags |= (ctx->is_src_ubwc_format) ? FLAGS_UBWC_FORMAT_MODE : 0;
1310     status = set_image(ctx, src_surface.surface_id, &src_image,
1311                        (eC2DFlags)flags, mapped_src_idx);
1312     if(status) {
1313         ALOGE("%s: set_image (src) error", __FUNCTION__);
1314         delete_handle(dst_hnd);
1315         delete_handle(src_hnd);
1316         unmap_gpuaddr(ctx, mapped_dst_idx);
1317         unmap_gpuaddr(ctx, mapped_src_idx);
1318         return COPYBIT_FAILURE;
1319     }
1320 
1321     src_surface.config_mask = C2D_NO_ANTIALIASING_BIT | ctx->config_mask;
1322     src_surface.global_alpha = ctx->src_global_alpha;
1323     if (enableBlend) {
1324         if(src_surface.config_mask & C2D_GLOBAL_ALPHA_BIT) {
1325             src_surface.config_mask &= ~C2D_ALPHA_BLEND_NONE;
1326             if(!(src_surface.global_alpha)) {
1327                 // src alpha is zero
1328                 delete_handle(dst_hnd);
1329                 delete_handle(src_hnd);
1330                 unmap_gpuaddr(ctx, mapped_dst_idx);
1331                 unmap_gpuaddr(ctx, mapped_src_idx);
1332                 return COPYBIT_FAILURE;
1333             }
1334         }
1335     } else {
1336         src_surface.config_mask |= C2D_ALPHA_BLEND_NONE;
1337     }
1338 
1339     if (src_surface_type == RGB_SURFACE) {
1340         ctx->blit_rgb_object[ctx->blit_rgb_count] = src_surface;
1341         ctx->blit_rgb_count++;
1342     } else if (src_surface_type == YUV_SURFACE_2_PLANES) {
1343         ctx->blit_yuv_2_plane_object[ctx->blit_yuv_2_plane_count] = src_surface;
1344         ctx->blit_yuv_2_plane_count++;
1345     } else {
1346         ctx->blit_yuv_3_plane_object[ctx->blit_yuv_3_plane_count] = src_surface;
1347         ctx->blit_yuv_3_plane_count++;
1348     }
1349 
1350     struct copybit_rect_t clip;
1351     while ((status == 0) && region->next(region, &clip)) {
1352         set_rects(ctx, &(src_surface), dst_rect, src_rect, &clip);
1353         if (ctx->blit_count == MAX_BLIT_OBJECT_COUNT) {
1354             ALOGW("Reached end of blit count");
1355             finish_copybit(dev);
1356         }
1357         ctx->blit_list[ctx->blit_count] = src_surface;
1358         ctx->blit_count++;
1359     }
1360 
1361     // Check if we need to perform an early draw-finish.
1362     flags |= (need_temp_dst || need_temp_src) ? FLAGS_TEMP_SRC_DST : 0;
1363     if (need_to_execute_draw((eC2DFlags)flags))
1364     {
1365         finish_copybit(dev);
1366     }
1367 
1368     if (need_temp_dst) {
1369         // copy the temp. destination without the alignment to the actual
1370         // destination.
1371         status = copy_image(dst_hnd, dst, CONVERT_TO_ANDROID_FORMAT);
1372         if (status == COPYBIT_FAILURE) {
1373             ALOGE("%s:copy_image failed in temp Dest",__FUNCTION__);
1374             delete_handle(dst_hnd);
1375             delete_handle(src_hnd);
1376             unmap_gpuaddr(ctx, mapped_dst_idx);
1377             unmap_gpuaddr(ctx, mapped_src_idx);
1378             return status;
1379         }
1380         // Clean the cache.
1381         IMemAlloc* memalloc = sAlloc->getAllocator(dst_hnd->flags);
1382         memalloc->clean_buffer((void *)(dst_hnd->base), dst_hnd->size,
1383                                dst_hnd->offset, dst_hnd->fd,
1384                                gralloc::CACHE_CLEAN);
1385     }
1386     delete_handle(dst_hnd);
1387     delete_handle(src_hnd);
1388 
1389     ctx->is_premultiplied_alpha = false;
1390     ctx->fb_width = 0;
1391     ctx->fb_height = 0;
1392     ctx->config_mask = 0;
1393     return status;
1394 }
1395 
set_sync_copybit(struct copybit_device_t * dev,int)1396 static int set_sync_copybit(struct copybit_device_t *dev,
1397     int /*acquireFenceFd*/)
1398 {
1399     if(!dev)
1400         return -EINVAL;
1401 
1402     return 0;
1403 }
1404 
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)1405 static int stretch_copybit(
1406     struct copybit_device_t *dev,
1407     struct copybit_image_t const *dst,
1408     struct copybit_image_t const *src,
1409     struct copybit_rect_t const *dst_rect,
1410     struct copybit_rect_t const *src_rect,
1411     struct copybit_region_t const *region)
1412 {
1413     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
1414     int status = COPYBIT_SUCCESS;
1415     bool needsBlending = (ctx->src_global_alpha != 0);
1416     pthread_mutex_lock(&ctx->wait_cleanup_lock);
1417     status = stretch_copybit_internal(dev, dst, src, dst_rect, src_rect,
1418                                     region, needsBlending);
1419     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
1420     return status;
1421 }
1422 
1423 /** 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)1424 static int blit_copybit(
1425     struct copybit_device_t *dev,
1426     struct copybit_image_t const *dst,
1427     struct copybit_image_t const *src,
1428     struct copybit_region_t const *region)
1429 {
1430     int status = COPYBIT_SUCCESS;
1431     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
1432     struct copybit_rect_t dr = { 0, 0, (int)dst->w, (int)dst->h };
1433     struct copybit_rect_t sr = { 0, 0, (int)src->w, (int)src->h };
1434     pthread_mutex_lock(&ctx->wait_cleanup_lock);
1435     status = stretch_copybit_internal(dev, dst, src, &dr, &sr, region, false);
1436     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
1437     return status;
1438 }
1439 
1440 /** 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)1441 static int fill_color(struct copybit_device_t *dev,
1442                       struct copybit_image_t const *dst,
1443                       struct copybit_rect_t const *rect,
1444                       uint32_t /*color*/)
1445 {
1446     // TODO: Implement once c2d driver supports color fill
1447     if(!dev || !dst || !rect)
1448        return -EINVAL;
1449 
1450     return -EINVAL;
1451 }
1452 
1453 /*****************************************************************************/
1454 
clean_up(copybit_context_t * ctx)1455 static void clean_up(copybit_context_t* ctx)
1456 {
1457     void* ret;
1458     if (!ctx)
1459         return;
1460 
1461     // stop the wait_cleanup_thread
1462     pthread_mutex_lock(&ctx->wait_cleanup_lock);
1463     ctx->stop_thread = true;
1464     // Signal waiting thread
1465     pthread_cond_signal(&ctx->wait_cleanup_cond);
1466     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
1467     // waits for the cleanup thread to exit
1468     pthread_join(ctx->wait_thread_id, &ret);
1469     pthread_mutex_destroy(&ctx->wait_cleanup_lock);
1470     pthread_cond_destroy (&ctx->wait_cleanup_cond);
1471 
1472     for (int i = 0; i < NUM_SURFACE_TYPES; i++) {
1473         if (ctx->dst[i])
1474             LINK_c2dDestroySurface(ctx->dst[i]);
1475     }
1476 
1477     for (int i = 0; i < MAX_RGB_SURFACES; i++) {
1478         if (ctx->blit_rgb_object[i].surface_id)
1479             LINK_c2dDestroySurface(ctx->blit_rgb_object[i].surface_id);
1480     }
1481 
1482     for (int i = 0; i < MAX_YUV_2_PLANE_SURFACES; i++) {
1483         if (ctx->blit_yuv_2_plane_object[i].surface_id)
1484             LINK_c2dDestroySurface(ctx->blit_yuv_2_plane_object[i].surface_id);
1485     }
1486 
1487     for (int i = 0; i < MAX_YUV_3_PLANE_SURFACES; i++) {
1488         if (ctx->blit_yuv_3_plane_object[i].surface_id)
1489             LINK_c2dDestroySurface(ctx->blit_yuv_3_plane_object[i].surface_id);
1490     }
1491 
1492     if (ctx->libc2d2) {
1493         ::dlclose(ctx->libc2d2);
1494         ALOGV("dlclose(libc2d2)");
1495     }
1496 
1497     free(ctx);
1498 }
1499 
1500 /** Close the copybit device */
close_copybit(struct hw_device_t * dev)1501 static int close_copybit(struct hw_device_t *dev)
1502 {
1503     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
1504     if (ctx) {
1505         free_temp_buffer(ctx->temp_src_buffer);
1506         free_temp_buffer(ctx->temp_dst_buffer);
1507     }
1508     clean_up(ctx);
1509     return 0;
1510 }
1511 
1512 /** 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)1513 static int open_copybit(const struct hw_module_t* module, const char* name,
1514                         struct hw_device_t** device)
1515 {
1516     int status = COPYBIT_SUCCESS;
1517     if (strcmp(name, COPYBIT_HARDWARE_COPYBIT0)) {
1518         return COPYBIT_FAILURE;
1519     }
1520 
1521     C2D_RGB_SURFACE_DEF surfDefinition = {0};
1522     C2D_YUV_SURFACE_DEF yuvSurfaceDef = {0} ;
1523     struct copybit_context_t *ctx;
1524 
1525     ctx = (struct copybit_context_t *)malloc(sizeof(struct copybit_context_t));
1526     if(!ctx) {
1527         ALOGE("%s: malloc failed", __FUNCTION__);
1528         return COPYBIT_FAILURE;
1529     }
1530 
1531     /* initialize drawstate */
1532     memset(ctx, 0, sizeof(*ctx));
1533     ctx->libc2d2 = ::dlopen("libC2D2.so", RTLD_NOW);
1534     if (!ctx->libc2d2) {
1535         ALOGE("FATAL ERROR: could not dlopen libc2d2.so: %s", dlerror());
1536         clean_up(ctx);
1537         status = COPYBIT_FAILURE;
1538         *device = NULL;
1539         return status;
1540     }
1541     *(void **)&LINK_c2dCreateSurface = ::dlsym(ctx->libc2d2,
1542                                                "c2dCreateSurface");
1543     *(void **)&LINK_c2dUpdateSurface = ::dlsym(ctx->libc2d2,
1544                                                "c2dUpdateSurface");
1545     *(void **)&LINK_c2dReadSurface = ::dlsym(ctx->libc2d2,
1546                                              "c2dReadSurface");
1547     *(void **)&LINK_c2dDraw = ::dlsym(ctx->libc2d2, "c2dDraw");
1548     *(void **)&LINK_c2dFlush = ::dlsym(ctx->libc2d2, "c2dFlush");
1549     *(void **)&LINK_c2dFinish = ::dlsym(ctx->libc2d2, "c2dFinish");
1550     *(void **)&LINK_c2dWaitTimestamp = ::dlsym(ctx->libc2d2,
1551                                                "c2dWaitTimestamp");
1552     *(void **)&LINK_c2dDestroySurface = ::dlsym(ctx->libc2d2,
1553                                                 "c2dDestroySurface");
1554     *(void **)&LINK_c2dMapAddr = ::dlsym(ctx->libc2d2,
1555                                          "c2dMapAddr");
1556     *(void **)&LINK_c2dUnMapAddr = ::dlsym(ctx->libc2d2,
1557                                            "c2dUnMapAddr");
1558     *(void **)&LINK_c2dGetDriverCapabilities = ::dlsym(ctx->libc2d2,
1559                                            "c2dGetDriverCapabilities");
1560     *(void **)&LINK_c2dCreateFenceFD = ::dlsym(ctx->libc2d2,
1561                                            "c2dCreateFenceFD");
1562     *(void **)&LINK_c2dFillSurface = ::dlsym(ctx->libc2d2,
1563                                            "c2dFillSurface");
1564 
1565     if (!LINK_c2dCreateSurface || !LINK_c2dUpdateSurface || !LINK_c2dReadSurface
1566         || !LINK_c2dDraw || !LINK_c2dFlush || !LINK_c2dWaitTimestamp ||
1567         !LINK_c2dFinish  || !LINK_c2dDestroySurface ||
1568         !LINK_c2dGetDriverCapabilities || !LINK_c2dCreateFenceFD ||
1569         !LINK_c2dFillSurface) {
1570         ALOGE("%s: dlsym ERROR", __FUNCTION__);
1571         clean_up(ctx);
1572         status = COPYBIT_FAILURE;
1573         *device = NULL;
1574         return status;
1575     }
1576 
1577     ctx->device.common.tag = HARDWARE_DEVICE_TAG;
1578     ctx->device.common.version = 1;
1579     ctx->device.common.module = (hw_module_t*)(module);
1580     ctx->device.common.close = close_copybit;
1581     ctx->device.set_parameter = set_parameter_copybit;
1582     ctx->device.get = get;
1583     ctx->device.blit = blit_copybit;
1584     ctx->device.set_sync = set_sync_copybit;
1585     ctx->device.stretch = stretch_copybit;
1586     ctx->device.finish = finish_copybit;
1587     ctx->device.flush_get_fence = flush_get_fence_copybit;
1588     ctx->device.clear = clear_copybit;
1589     ctx->device.fill_color = fill_color;
1590 
1591     /* Create RGB Surface */
1592     surfDefinition.buffer = (void*)0xdddddddd;
1593     surfDefinition.phys = (void*)0xdddddddd;
1594     surfDefinition.stride = 1 * 4;
1595     surfDefinition.width = 1;
1596     surfDefinition.height = 1;
1597     surfDefinition.format = C2D_COLOR_FORMAT_8888_ARGB;
1598     if (LINK_c2dCreateSurface(&(ctx->dst[RGB_SURFACE]), C2D_TARGET | C2D_SOURCE,
1599                               (C2D_SURFACE_TYPE)(C2D_SURFACE_RGB_HOST |
1600                                                  C2D_SURFACE_WITH_PHYS |
1601                                                  C2D_SURFACE_WITH_PHYS_DUMMY ),
1602                                                  &surfDefinition)) {
1603         ALOGE("%s: create ctx->dst_surface[RGB_SURFACE] failed", __FUNCTION__);
1604         ctx->dst[RGB_SURFACE] = 0;
1605         clean_up(ctx);
1606         status = COPYBIT_FAILURE;
1607         *device = NULL;
1608         return status;
1609     }
1610 
1611     unsigned int surface_id = 0;
1612     for (int i = 0; i < MAX_RGB_SURFACES; i++)
1613     {
1614         if (LINK_c2dCreateSurface(&surface_id, C2D_TARGET | C2D_SOURCE,
1615                               (C2D_SURFACE_TYPE)(C2D_SURFACE_RGB_HOST |
1616                                                  C2D_SURFACE_WITH_PHYS |
1617                                                  C2D_SURFACE_WITH_PHYS_DUMMY ),
1618                                                  &surfDefinition)) {
1619             ALOGE("%s: create RGB source surface %d failed", __FUNCTION__, i);
1620             ctx->blit_rgb_object[i].surface_id = 0;
1621             status = COPYBIT_FAILURE;
1622             break;
1623         } else {
1624             ctx->blit_rgb_object[i].surface_id = surface_id;
1625             ALOGW("%s i = %d surface_id=%d",  __FUNCTION__, i,
1626                                           ctx->blit_rgb_object[i].surface_id);
1627         }
1628     }
1629 
1630     if (status == COPYBIT_FAILURE) {
1631         clean_up(ctx);
1632         status = COPYBIT_FAILURE;
1633         *device = NULL;
1634         return status;
1635     }
1636 
1637     // Create 2 plane YUV surfaces
1638     yuvSurfaceDef.format = C2D_COLOR_FORMAT_420_NV12;
1639     yuvSurfaceDef.width = 4;
1640     yuvSurfaceDef.height = 4;
1641     yuvSurfaceDef.plane0 = (void*)0xaaaaaaaa;
1642     yuvSurfaceDef.phys0 = (void*) 0xaaaaaaaa;
1643     yuvSurfaceDef.stride0 = 4;
1644 
1645     yuvSurfaceDef.plane1 = (void*)0xaaaaaaaa;
1646     yuvSurfaceDef.phys1 = (void*) 0xaaaaaaaa;
1647     yuvSurfaceDef.stride1 = 4;
1648     if (LINK_c2dCreateSurface(&(ctx->dst[YUV_SURFACE_2_PLANES]),
1649                               C2D_TARGET | C2D_SOURCE,
1650                               (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
1651                                C2D_SURFACE_WITH_PHYS |
1652                                C2D_SURFACE_WITH_PHYS_DUMMY),
1653                               &yuvSurfaceDef)) {
1654         ALOGE("%s: create ctx->dst[YUV_SURFACE_2_PLANES] failed", __FUNCTION__);
1655         ctx->dst[YUV_SURFACE_2_PLANES] = 0;
1656         clean_up(ctx);
1657         status = COPYBIT_FAILURE;
1658         *device = NULL;
1659         return status;
1660     }
1661 
1662     for (int i=0; i < MAX_YUV_2_PLANE_SURFACES; i++)
1663     {
1664         if (LINK_c2dCreateSurface(&surface_id, C2D_TARGET | C2D_SOURCE,
1665                               (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
1666                                                  C2D_SURFACE_WITH_PHYS |
1667                                                  C2D_SURFACE_WITH_PHYS_DUMMY ),
1668                               &yuvSurfaceDef)) {
1669             ALOGE("%s: create YUV source %d failed", __FUNCTION__, i);
1670             ctx->blit_yuv_2_plane_object[i].surface_id = 0;
1671             status = COPYBIT_FAILURE;
1672             break;
1673         } else {
1674             ctx->blit_yuv_2_plane_object[i].surface_id = surface_id;
1675             ALOGW("%s: 2 Plane YUV i=%d surface_id=%d",  __FUNCTION__, i,
1676                                    ctx->blit_yuv_2_plane_object[i].surface_id);
1677         }
1678     }
1679 
1680     if (status == COPYBIT_FAILURE) {
1681         clean_up(ctx);
1682         status = COPYBIT_FAILURE;
1683         *device = NULL;
1684         return status;
1685     }
1686 
1687     // Create YUV 3 plane surfaces
1688     yuvSurfaceDef.format = C2D_COLOR_FORMAT_420_YV12;
1689     yuvSurfaceDef.plane2 = (void*)0xaaaaaaaa;
1690     yuvSurfaceDef.phys2 = (void*) 0xaaaaaaaa;
1691     yuvSurfaceDef.stride2 = 4;
1692 
1693     if (LINK_c2dCreateSurface(&(ctx->dst[YUV_SURFACE_3_PLANES]),
1694                               C2D_TARGET | C2D_SOURCE,
1695                               (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
1696                                                  C2D_SURFACE_WITH_PHYS |
1697                                                  C2D_SURFACE_WITH_PHYS_DUMMY),
1698                               &yuvSurfaceDef)) {
1699         ALOGE("%s: create ctx->dst[YUV_SURFACE_3_PLANES] failed", __FUNCTION__);
1700         ctx->dst[YUV_SURFACE_3_PLANES] = 0;
1701         clean_up(ctx);
1702         status = COPYBIT_FAILURE;
1703         *device = NULL;
1704         return status;
1705     }
1706 
1707     for (int i=0; i < MAX_YUV_3_PLANE_SURFACES; i++)
1708     {
1709         if (LINK_c2dCreateSurface(&(surface_id),
1710                               C2D_TARGET | C2D_SOURCE,
1711                               (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
1712                                                  C2D_SURFACE_WITH_PHYS |
1713                                                  C2D_SURFACE_WITH_PHYS_DUMMY),
1714                               &yuvSurfaceDef)) {
1715             ALOGE("%s: create 3 plane YUV surface %d failed", __FUNCTION__, i);
1716             ctx->blit_yuv_3_plane_object[i].surface_id = 0;
1717             status = COPYBIT_FAILURE;
1718             break;
1719         } else {
1720             ctx->blit_yuv_3_plane_object[i].surface_id = surface_id;
1721             ALOGW("%s: 3 Plane YUV i=%d surface_id=%d",  __FUNCTION__, i,
1722                                    ctx->blit_yuv_3_plane_object[i].surface_id);
1723         }
1724     }
1725 
1726     if (status == COPYBIT_FAILURE) {
1727         clean_up(ctx);
1728         status = COPYBIT_FAILURE;
1729         *device = NULL;
1730         return status;
1731     }
1732 
1733     if (LINK_c2dGetDriverCapabilities(&(ctx->c2d_driver_info))) {
1734          ALOGE("%s: LINK_c2dGetDriverCapabilities failed", __FUNCTION__);
1735          clean_up(ctx);
1736          status = COPYBIT_FAILURE;
1737         *device = NULL;
1738         return status;
1739     }
1740     // Initialize context variables.
1741     ctx->trg_transform = C2D_TARGET_ROTATE_0;
1742 
1743     ctx->temp_src_buffer.fd = -1;
1744     ctx->temp_src_buffer.base = 0;
1745     ctx->temp_src_buffer.size = 0;
1746 
1747     ctx->temp_dst_buffer.fd = -1;
1748     ctx->temp_dst_buffer.base = 0;
1749     ctx->temp_dst_buffer.size = 0;
1750 
1751     ctx->fb_width = 0;
1752     ctx->fb_height = 0;
1753 
1754     ctx->blit_rgb_count = 0;
1755     ctx->blit_yuv_2_plane_count = 0;
1756     ctx->blit_yuv_3_plane_count = 0;
1757     ctx->blit_count = 0;
1758 
1759     ctx->wait_timestamp = false;
1760     ctx->stop_thread = false;
1761     pthread_mutex_init(&(ctx->wait_cleanup_lock), NULL);
1762     pthread_cond_init(&(ctx->wait_cleanup_cond), NULL);
1763     /* Start the wait thread */
1764     pthread_attr_t attr;
1765     pthread_attr_init(&attr);
1766     pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
1767 
1768     pthread_create(&ctx->wait_thread_id, &attr, &c2d_wait_loop,
1769                                                             (void *)ctx);
1770     pthread_attr_destroy(&attr);
1771 
1772     *device = &ctx->device.common;
1773     return status;
1774 }
1775