1 /*
2  * Copyright (C) 2008 The Android Open Source Project
3  * Copyright (c) 2010-2014, 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 #include <gralloc_priv.h>
39 
40 #include <copybit.h>
41 #include <alloc_controller.h>
42 #include <memalloc.h>
43 
44 #include "c2d2.h"
45 #include "software_converter.h"
46 
47 #include <dlfcn.h>
48 
49 using gralloc::IMemAlloc;
50 using gralloc::IonController;
51 using gralloc::alloc_data;
52 
53 C2D_STATUS (*LINK_c2dCreateSurface)( uint32 *surface_id,
54                                      uint32 surface_bits,
55                                      C2D_SURFACE_TYPE surface_type,
56                                      void *surface_definition );
57 
58 C2D_STATUS (*LINK_c2dUpdateSurface)( uint32 surface_id,
59                                      uint32 surface_bits,
60                                      C2D_SURFACE_TYPE surface_type,
61                                      void *surface_definition );
62 
63 C2D_STATUS (*LINK_c2dReadSurface)( uint32 surface_id,
64                                    C2D_SURFACE_TYPE surface_type,
65                                    void *surface_definition,
66                                    int32 x, int32 y );
67 
68 C2D_STATUS (*LINK_c2dDraw)( uint32 target_id,
69                             uint32 target_config, C2D_RECT *target_scissor,
70                             uint32 target_mask_id, uint32 target_color_key,
71                             C2D_OBJECT *objects_list, uint32 num_objects );
72 
73 C2D_STATUS (*LINK_c2dFinish)( uint32 target_id);
74 
75 C2D_STATUS (*LINK_c2dFlush)( uint32 target_id, c2d_ts_handle *timestamp);
76 
77 C2D_STATUS (*LINK_c2dWaitTimestamp)( c2d_ts_handle timestamp );
78 
79 C2D_STATUS (*LINK_c2dDestroySurface)( uint32 surface_id );
80 
81 C2D_STATUS (*LINK_c2dMapAddr) ( int mem_fd, void * hostptr, size_t len,
82                                 size_t offset, uint32 flags, void ** gpuaddr);
83 
84 C2D_STATUS (*LINK_c2dUnMapAddr) ( void * gpuaddr);
85 
86 C2D_STATUS (*LINK_c2dGetDriverCapabilities) ( C2D_DRIVER_INFO * driver_info);
87 
88 /* create a fence fd for the timestamp */
89 C2D_STATUS (*LINK_c2dCreateFenceFD) ( uint32 target_id, c2d_ts_handle timestamp,
90                                                             int32 *fd);
91 
92 C2D_STATUS (*LINK_c2dFillSurface) ( uint32 surface_id, uint32 fill_color,
93                                     C2D_RECT * fill_rect);
94 
95 /******************************************************************************/
96 
97 #if defined(COPYBIT_Z180)
98 #define MAX_SCALE_FACTOR    (4096)
99 #define MAX_DIMENSION       (4096)
100 #else
101 #error "Unsupported HW version"
102 #endif
103 
104 // The following defines can be changed as required i.e. as we encounter
105 // complex use cases.
106 #define MAX_RGB_SURFACES 32       // Max. RGB layers currently supported per draw
107 #define MAX_YUV_2_PLANE_SURFACES 4// Max. 2-plane YUV layers currently supported per draw
108 #define MAX_YUV_3_PLANE_SURFACES 1// Max. 3-plane YUV layers currently supported per draw
109 // +1 for the destination surface. We cannot have multiple destination surfaces.
110 #define MAX_SURFACES (MAX_RGB_SURFACES + MAX_YUV_2_PLANE_SURFACES + MAX_YUV_3_PLANE_SURFACES + 1)
111 #define NUM_SURFACE_TYPES 3      // RGB_SURFACE + YUV_SURFACE_2_PLANES + YUV_SURFACE_3_PLANES
112 #define MAX_BLIT_OBJECT_COUNT 50 // Max. blit objects that can be passed per draw
113 
114 enum {
115     RGB_SURFACE,
116     YUV_SURFACE_2_PLANES,
117     YUV_SURFACE_3_PLANES
118 };
119 
120 enum eConversionType {
121     CONVERT_TO_ANDROID_FORMAT,
122     CONVERT_TO_C2D_FORMAT
123 };
124 
125 enum eC2DFlags {
126     FLAGS_PREMULTIPLIED_ALPHA  = 1<<0,
127     FLAGS_YUV_DESTINATION      = 1<<1,
128     FLAGS_TEMP_SRC_DST         = 1<<2
129 };
130 
131 static gralloc::IAllocController* sAlloc = 0;
132 /******************************************************************************/
133 
134 /** State information for each device instance */
135 struct copybit_context_t {
136     struct copybit_device_t device;
137     // Templates for the various source surfaces. These templates are created
138     // to avoid the expensive create/destroy C2D Surfaces
139     C2D_OBJECT_STR blit_rgb_object[MAX_RGB_SURFACES];
140     C2D_OBJECT_STR blit_yuv_2_plane_object[MAX_YUV_2_PLANE_SURFACES];
141     C2D_OBJECT_STR blit_yuv_3_plane_object[MAX_YUV_3_PLANE_SURFACES];
142     C2D_OBJECT_STR blit_list[MAX_BLIT_OBJECT_COUNT]; // Z-ordered list of blit objects
143     C2D_DRIVER_INFO c2d_driver_info;
144     void *libc2d2;
145     alloc_data temp_src_buffer;
146     alloc_data temp_dst_buffer;
147     unsigned int dst[NUM_SURFACE_TYPES]; // dst surfaces
148     uintptr_t mapped_gpu_addr[MAX_SURFACES]; // GPU addresses mapped inside copybit
149     int blit_rgb_count;         // Total RGB surfaces being blit
150     int blit_yuv_2_plane_count; // Total 2 plane YUV surfaces being
151     int blit_yuv_3_plane_count; // Total 3 plane YUV  surfaces being blit
152     int blit_count;             // Total blit objects.
153     unsigned int trg_transform;      /* target transform */
154     int fb_width;
155     int fb_height;
156     int src_global_alpha;
157     int config_mask;
158     int dst_surface_type;
159     bool is_premultiplied_alpha;
160     void* time_stamp;
161     bool dst_surface_mapped; // Set when dst surface is mapped to GPU addr
162     void* dst_surface_base; // Stores the dst surface addr
163 
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_YCbCr_420_SP:   return C2D_COLOR_FORMAT_420_NV12;
269         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:return C2D_COLOR_FORMAT_420_NV12;
270         case HAL_PIXEL_FORMAT_YCrCb_420_SP:   return C2D_COLOR_FORMAT_420_NV21;
271         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: return C2D_COLOR_FORMAT_420_NV12 |
272                                                   C2D_FORMAT_MACROTILED;
273         default:                              ALOGE("%s: invalid format (0x%x",
274                                                      __FUNCTION__, format);
275                                               return -EINVAL;
276     }
277     return -EINVAL;
278 }
279 
280 /* Get the C2D formats needed for conversion to YUV */
get_c2d_format_for_yuv_destination(int halFormat)281 static int get_c2d_format_for_yuv_destination(int halFormat) {
282     switch (halFormat) {
283         // We do not swap the RB when the target is YUV
284         case HAL_PIXEL_FORMAT_RGBX_8888:      return C2D_COLOR_FORMAT_8888_ARGB |
285                                               C2D_FORMAT_DISABLE_ALPHA;
286         case HAL_PIXEL_FORMAT_RGBA_8888:      return C2D_COLOR_FORMAT_8888_ARGB;
287         // The U and V need to be interchanged when the target is YUV
288         case HAL_PIXEL_FORMAT_YCbCr_420_SP:   return C2D_COLOR_FORMAT_420_NV21;
289         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:return C2D_COLOR_FORMAT_420_NV21;
290         case HAL_PIXEL_FORMAT_YCrCb_420_SP:   return C2D_COLOR_FORMAT_420_NV12;
291         default:                              return get_format(halFormat);
292     }
293     return -EINVAL;
294 }
295 
296 /* ------------------------------------------------------------------- *//*!
297  * \internal
298  * \brief Get the bpp for a particular color format
299  * \param color format
300  * \return bits per pixel
301  *//* ------------------------------------------------------------------- */
c2diGetBpp(int32 colorformat)302 int c2diGetBpp(int32 colorformat)
303 {
304 
305     int c2dBpp = 0;
306 
307     switch(colorformat&0xFF)
308     {
309         case C2D_COLOR_FORMAT_4444_RGBA:
310         case C2D_COLOR_FORMAT_4444_ARGB:
311         case C2D_COLOR_FORMAT_1555_ARGB:
312         case C2D_COLOR_FORMAT_565_RGB:
313         case C2D_COLOR_FORMAT_5551_RGBA:
314             c2dBpp = 16;
315             break;
316         case C2D_COLOR_FORMAT_8888_RGBA:
317         case C2D_COLOR_FORMAT_8888_ARGB:
318             c2dBpp = 32;
319             break;
320         case C2D_COLOR_FORMAT_888_RGB:
321             c2dBpp = 24;
322             break;
323         case C2D_COLOR_FORMAT_8_L:
324         case C2D_COLOR_FORMAT_8_A:
325             c2dBpp = 8;
326             break;
327         case C2D_COLOR_FORMAT_4_A:
328             c2dBpp = 4;
329             break;
330         case C2D_COLOR_FORMAT_1:
331             c2dBpp = 1;
332             break;
333         default:
334             ALOGE("%s ERROR", __func__);
335             break;
336     }
337     return c2dBpp;
338 }
339 
c2d_get_gpuaddr(copybit_context_t * ctx,struct private_handle_t * handle,int & mapped_idx)340 static size_t c2d_get_gpuaddr(copybit_context_t* ctx,
341                               struct private_handle_t *handle, int &mapped_idx)
342 {
343     uint32 memtype;
344     size_t *gpuaddr = 0;
345     C2D_STATUS rc;
346     int freeindex = 0;
347     bool mapaddr = false;
348 
349     if(!handle)
350         return 0;
351 
352     if (handle->flags & (private_handle_t::PRIV_FLAGS_USES_PMEM |
353                          private_handle_t::PRIV_FLAGS_USES_PMEM_ADSP))
354         memtype = KGSL_USER_MEM_TYPE_PMEM;
355     else if (handle->flags & private_handle_t::PRIV_FLAGS_USES_ASHMEM)
356         memtype = KGSL_USER_MEM_TYPE_ASHMEM;
357     else if (handle->flags & private_handle_t::PRIV_FLAGS_USES_ION)
358         memtype = KGSL_USER_MEM_TYPE_ION;
359     else {
360         ALOGE("Invalid handle flags: 0x%x", handle->flags);
361         return 0;
362     }
363 
364     // Check for a freeindex in the mapped_gpu_addr list
365     for (freeindex = 0; freeindex < MAX_SURFACES; freeindex++) {
366         if (ctx->mapped_gpu_addr[freeindex] == 0) {
367             // free index is available
368             // map GPU addr and use this as mapped_idx
369             mapaddr = true;
370             break;
371         }
372     }
373 
374     if(mapaddr) {
375         rc = LINK_c2dMapAddr(handle->fd, (void*)handle->base, handle->size,
376                              handle->offset, memtype, (void**)&gpuaddr);
377 
378         if (rc == C2D_STATUS_OK) {
379             // We have mapped the GPU address inside copybit. We need to unmap
380             // this address after the blit. Store this address
381             ctx->mapped_gpu_addr[freeindex] = (size_t)gpuaddr;
382             mapped_idx = freeindex;
383         }
384     }
385     return (size_t)gpuaddr;
386 }
387 
unmap_gpuaddr(copybit_context_t * ctx,int mapped_idx)388 static void unmap_gpuaddr(copybit_context_t* ctx, int mapped_idx)
389 {
390     if (!ctx || (mapped_idx == -1))
391         return;
392 
393     if (ctx->mapped_gpu_addr[mapped_idx]) {
394         LINK_c2dUnMapAddr( (void*)ctx->mapped_gpu_addr[mapped_idx]);
395         ctx->mapped_gpu_addr[mapped_idx] = 0;
396     }
397 }
398 
is_supported_rgb_format(int format)399 static int is_supported_rgb_format(int format)
400 {
401     switch(format) {
402         case HAL_PIXEL_FORMAT_RGBA_8888:
403         case HAL_PIXEL_FORMAT_RGBX_8888:
404         case HAL_PIXEL_FORMAT_RGB_888:
405         case HAL_PIXEL_FORMAT_RGB_565:
406         case HAL_PIXEL_FORMAT_BGRA_8888: {
407             return COPYBIT_SUCCESS;
408         }
409         default:
410             return COPYBIT_FAILURE;
411     }
412 }
413 
get_num_planes(int format)414 static int get_num_planes(int format)
415 {
416     switch(format) {
417         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
418         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
419         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
420         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: {
421             return 2;
422         }
423         case HAL_PIXEL_FORMAT_YV12: {
424             return 3;
425         }
426         default:
427             return COPYBIT_FAILURE;
428     }
429 }
430 
is_supported_yuv_format(int format)431 static int is_supported_yuv_format(int format)
432 {
433     switch(format) {
434         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
435         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
436         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
437         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: {
438             return COPYBIT_SUCCESS;
439         }
440         default:
441             return COPYBIT_FAILURE;
442     }
443 }
444 
is_valid_destination_format(int format)445 static int is_valid_destination_format(int format)
446 {
447     if (format == HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED) {
448         // C2D does not support NV12Tile as a destination format.
449         return COPYBIT_FAILURE;
450     }
451     return COPYBIT_SUCCESS;
452 }
453 
calculate_yuv_offset_and_stride(const bufferInfo & info,yuvPlaneInfo & yuvInfo)454 static int calculate_yuv_offset_and_stride(const bufferInfo& info,
455                                            yuvPlaneInfo& yuvInfo)
456 {
457     int width  = info.width;
458     int height = info.height;
459     int format = info.format;
460 
461     int aligned_height = 0;
462     int aligned_width = 0, size = 0;
463 
464     switch (format) {
465         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: {
466             /* NV12 Tile buffers have their luma height aligned to 32bytes and width
467              * aligned to 128 bytes. The chroma offset starts at an 8K boundary
468              */
469             aligned_height = ALIGN(height, 32);
470             aligned_width  = ALIGN(width, 128);
471             size = aligned_width * aligned_height;
472             yuvInfo.plane1_offset = ALIGN(size,8192);
473             yuvInfo.yStride = aligned_width;
474             yuvInfo.plane1_stride = aligned_width;
475             break;
476         }
477         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
478         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
479         case HAL_PIXEL_FORMAT_YCrCb_420_SP: {
480             aligned_width = ALIGN(width, 32);
481             yuvInfo.yStride = aligned_width;
482             yuvInfo.plane1_stride = aligned_width;
483             if (HAL_PIXEL_FORMAT_NV12_ENCODEABLE == format) {
484                 // The encoder requires a 2K aligned chroma offset
485                 yuvInfo.plane1_offset = ALIGN(aligned_width * height, 2048);
486             } else
487                 yuvInfo.plane1_offset = aligned_width * height;
488 
489             break;
490         }
491         default: {
492             return COPYBIT_FAILURE;
493         }
494     }
495     return COPYBIT_SUCCESS;
496 }
497 
498 /** 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)499 static int set_image(copybit_context_t* ctx, uint32 surfaceId,
500                       const struct copybit_image_t *rhs,
501                       const eC2DFlags flags, int &mapped_idx)
502 {
503     struct private_handle_t* handle = (struct private_handle_t*)rhs->handle;
504     C2D_SURFACE_TYPE surfaceType;
505     int status = COPYBIT_SUCCESS;
506     uintptr_t gpuaddr = 0;
507     int c2d_format;
508     mapped_idx = -1;
509 
510     if (flags & FLAGS_YUV_DESTINATION) {
511         c2d_format = get_c2d_format_for_yuv_destination(rhs->format);
512     } else {
513         c2d_format = get_format(rhs->format);
514     }
515 
516     if(c2d_format == -EINVAL) {
517         ALOGE("%s: invalid format", __FUNCTION__);
518         return -EINVAL;
519     }
520 
521     if(handle == NULL) {
522         ALOGE("%s: invalid handle", __func__);
523         return -EINVAL;
524     }
525 
526     if (handle->gpuaddr == 0) {
527         gpuaddr = c2d_get_gpuaddr(ctx, handle, mapped_idx);
528         if(!gpuaddr) {
529             ALOGE("%s: c2d_get_gpuaddr failed", __FUNCTION__);
530             return COPYBIT_FAILURE;
531         }
532     } else {
533         gpuaddr = handle->gpuaddr;
534     }
535 
536     /* create C2D surface */
537     if(is_supported_rgb_format(rhs->format) == COPYBIT_SUCCESS) {
538         /* RGB */
539         C2D_RGB_SURFACE_DEF surfaceDef;
540 
541         surfaceType = (C2D_SURFACE_TYPE) (C2D_SURFACE_RGB_HOST | C2D_SURFACE_WITH_PHYS);
542 
543         surfaceDef.phys = (void*) gpuaddr;
544         surfaceDef.buffer = (void*) (handle->base);
545 
546         surfaceDef.format = c2d_format |
547             ((flags & FLAGS_PREMULTIPLIED_ALPHA) ? C2D_FORMAT_PREMULTIPLIED : 0);
548         surfaceDef.width = rhs->w;
549         surfaceDef.height = rhs->h;
550         int aligned_width = ALIGN((int)surfaceDef.width,32);
551         surfaceDef.stride = (aligned_width * c2diGetBpp(surfaceDef.format))>>3;
552 
553         if(LINK_c2dUpdateSurface( surfaceId,C2D_TARGET | C2D_SOURCE, surfaceType,
554                                   &surfaceDef)) {
555             ALOGE("%s: RGB Surface c2dUpdateSurface ERROR", __FUNCTION__);
556             unmap_gpuaddr(ctx, mapped_idx);
557             status = COPYBIT_FAILURE;
558         }
559     } else if (is_supported_yuv_format(rhs->format) == COPYBIT_SUCCESS) {
560         C2D_YUV_SURFACE_DEF surfaceDef;
561         memset(&surfaceDef, 0, sizeof(surfaceDef));
562         surfaceType = (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST | C2D_SURFACE_WITH_PHYS);
563         surfaceDef.format = c2d_format;
564 
565         bufferInfo info;
566         info.width = rhs->w;
567         info.height = rhs->h;
568         info.format = rhs->format;
569 
570         yuvPlaneInfo yuvInfo = {0};
571         status = calculate_yuv_offset_and_stride(info, yuvInfo);
572         if(status != COPYBIT_SUCCESS) {
573             ALOGE("%s: calculate_yuv_offset_and_stride error", __FUNCTION__);
574             unmap_gpuaddr(ctx, mapped_idx);
575         }
576 
577         surfaceDef.width = rhs->w;
578         surfaceDef.height = rhs->h;
579         surfaceDef.plane0 = (void*) (handle->base);
580         surfaceDef.phys0 = (void*) (gpuaddr);
581         surfaceDef.stride0 = yuvInfo.yStride;
582 
583         surfaceDef.plane1 = (void*) (handle->base + yuvInfo.plane1_offset);
584         surfaceDef.phys1 = (void*) (gpuaddr + yuvInfo.plane1_offset);
585         surfaceDef.stride1 = yuvInfo.plane1_stride;
586         if (3 == get_num_planes(rhs->format)) {
587             surfaceDef.plane2 = (void*) (handle->base + yuvInfo.plane2_offset);
588             surfaceDef.phys2 = (void*) (gpuaddr + yuvInfo.plane2_offset);
589             surfaceDef.stride2 = yuvInfo.plane2_stride;
590         }
591 
592         if(LINK_c2dUpdateSurface( surfaceId,C2D_TARGET | C2D_SOURCE, surfaceType,
593                                   &surfaceDef)) {
594             ALOGE("%s: YUV Surface c2dUpdateSurface ERROR", __FUNCTION__);
595             unmap_gpuaddr(ctx, mapped_idx);
596             status = COPYBIT_FAILURE;
597         }
598     } else {
599         ALOGE("%s: invalid format 0x%x", __FUNCTION__, rhs->format);
600         unmap_gpuaddr(ctx, mapped_idx);
601         status = COPYBIT_FAILURE;
602     }
603 
604     return status;
605 }
606 
607 /** copy the bits */
msm_copybit(struct copybit_context_t * ctx,unsigned int target)608 static int msm_copybit(struct copybit_context_t *ctx, unsigned int target)
609 {
610     if (ctx->blit_count == 0) {
611         return COPYBIT_SUCCESS;
612     }
613 
614     for (int i = 0; i < ctx->blit_count; i++)
615     {
616         ctx->blit_list[i].next = &(ctx->blit_list[i+1]);
617     }
618     ctx->blit_list[ctx->blit_count-1].next = NULL;
619     uint32_t target_transform = ctx->trg_transform;
620     if (ctx->c2d_driver_info.capabilities_mask &
621         C2D_DRIVER_SUPPORTS_OVERRIDE_TARGET_ROTATE_OP) {
622         // For A3xx - set 0x0 as the transform is set in the config_mask
623         target_transform = 0x0;
624     }
625     if(LINK_c2dDraw(target, target_transform, 0x0, 0, 0, ctx->blit_list,
626                     ctx->blit_count)) {
627         ALOGE("%s: LINK_c2dDraw ERROR", __FUNCTION__);
628         return COPYBIT_FAILURE;
629     }
630     return COPYBIT_SUCCESS;
631 }
632 
633 
634 
flush_get_fence_copybit(struct copybit_device_t * dev,int * fd)635 static int flush_get_fence_copybit (struct copybit_device_t *dev, int* fd)
636 {
637     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
638     int status = COPYBIT_FAILURE;
639     if (!ctx)
640         return COPYBIT_FAILURE;
641     pthread_mutex_lock(&ctx->wait_cleanup_lock);
642     status = msm_copybit(ctx, ctx->dst[ctx->dst_surface_type]);
643 
644     if(LINK_c2dFlush(ctx->dst[ctx->dst_surface_type], &ctx->time_stamp)) {
645         ALOGE("%s: LINK_c2dFlush ERROR", __FUNCTION__);
646         // unlock the mutex and return failure
647         pthread_mutex_unlock(&ctx->wait_cleanup_lock);
648         return COPYBIT_FAILURE;
649     }
650     if(LINK_c2dCreateFenceFD(ctx->dst[ctx->dst_surface_type], ctx->time_stamp,
651                                                                         fd)) {
652         ALOGE("%s: LINK_c2dCreateFenceFD ERROR", __FUNCTION__);
653         status = COPYBIT_FAILURE;
654     }
655     if(status == COPYBIT_SUCCESS) {
656         //signal the wait_thread
657         ctx->wait_timestamp = true;
658         pthread_cond_signal(&ctx->wait_cleanup_cond);
659     }
660     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
661     return status;
662 }
663 
finish_copybit(struct copybit_device_t * dev)664 static int finish_copybit(struct copybit_device_t *dev)
665 {
666     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
667     if (!ctx)
668         return COPYBIT_FAILURE;
669 
670    int status = msm_copybit(ctx, ctx->dst[ctx->dst_surface_type]);
671 
672    if(LINK_c2dFinish(ctx->dst[ctx->dst_surface_type])) {
673         ALOGE("%s: LINK_c2dFinish ERROR", __FUNCTION__);
674         return COPYBIT_FAILURE;
675     }
676 
677     // Unmap any mapped addresses.
678     for (int i = 0; i < MAX_SURFACES; i++) {
679         if (ctx->mapped_gpu_addr[i]) {
680             LINK_c2dUnMapAddr( (void*)ctx->mapped_gpu_addr[i]);
681             ctx->mapped_gpu_addr[i] = 0;
682         }
683     }
684 
685     // Reset the counts after the draw.
686     ctx->blit_rgb_count = 0;
687     ctx->blit_yuv_2_plane_count = 0;
688     ctx->blit_yuv_3_plane_count = 0;
689     ctx->blit_count = 0;
690     ctx->dst_surface_mapped = false;
691     ctx->dst_surface_base = 0;
692 
693     return status;
694 }
695 
clear_copybit(struct copybit_device_t * dev,struct copybit_image_t const * buf,struct copybit_rect_t * rect)696 static int clear_copybit(struct copybit_device_t *dev,
697                          struct copybit_image_t const *buf,
698                          struct copybit_rect_t *rect)
699 {
700     int ret = COPYBIT_SUCCESS;
701     int flags = FLAGS_PREMULTIPLIED_ALPHA;
702     int mapped_dst_idx = -1;
703     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
704     C2D_RECT c2drect = {rect->l, rect->t, rect->r - rect->l, rect->b - rect->t};
705     pthread_mutex_lock(&ctx->wait_cleanup_lock);
706     if(!ctx->dst_surface_mapped) {
707         ret = set_image(ctx, ctx->dst[RGB_SURFACE], buf,
708                         (eC2DFlags)flags, mapped_dst_idx);
709         if(ret) {
710             ALOGE("%s: set_image error", __FUNCTION__);
711             unmap_gpuaddr(ctx, mapped_dst_idx);
712             pthread_mutex_unlock(&ctx->wait_cleanup_lock);
713             return COPYBIT_FAILURE;
714         }
715         //clear_copybit is the first call made by HWC for each composition
716         //with the dest surface, hence set dst_surface_mapped.
717         ctx->dst_surface_mapped = true;
718         ctx->dst_surface_base = buf->base;
719         ret = LINK_c2dFillSurface(ctx->dst[RGB_SURFACE], 0x0, &c2drect);
720     }
721     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
722     return ret;
723 }
724 
725 
726 /** 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)727 static void set_rects(struct copybit_context_t *ctx,
728                       C2D_OBJECT *c2dObject,
729                       const struct copybit_rect_t *dst,
730                       const struct copybit_rect_t *src,
731                       const struct copybit_rect_t *scissor)
732 {
733     // Set the target rect.
734     if((ctx->trg_transform & C2D_TARGET_ROTATE_90) &&
735        (ctx->trg_transform & C2D_TARGET_ROTATE_180)) {
736         /* target rotation is 270 */
737         c2dObject->target_rect.x        = (dst->t)<<16;
738         c2dObject->target_rect.y        = ctx->fb_width?
739                 (ALIGN(ctx->fb_width,32)- dst->r):dst->r;
740         c2dObject->target_rect.y        = c2dObject->target_rect.y<<16;
741         c2dObject->target_rect.height   = ((dst->r) - (dst->l))<<16;
742         c2dObject->target_rect.width    = ((dst->b) - (dst->t))<<16;
743     } else if(ctx->trg_transform & C2D_TARGET_ROTATE_90) {
744         c2dObject->target_rect.x        = ctx->fb_height?(ctx->fb_height - dst->b):dst->b;
745         c2dObject->target_rect.x        = c2dObject->target_rect.x<<16;
746         c2dObject->target_rect.y        = (dst->l)<<16;
747         c2dObject->target_rect.height   = ((dst->r) - (dst->l))<<16;
748         c2dObject->target_rect.width    = ((dst->b) - (dst->t))<<16;
749     } else if(ctx->trg_transform & C2D_TARGET_ROTATE_180) {
750         c2dObject->target_rect.y        = ctx->fb_height?(ctx->fb_height - dst->b):dst->b;
751         c2dObject->target_rect.y        = c2dObject->target_rect.y<<16;
752         c2dObject->target_rect.x        = ctx->fb_width?
753                 (ALIGN(ctx->fb_width,32) - dst->r):dst->r;
754         c2dObject->target_rect.x        = c2dObject->target_rect.x<<16;
755         c2dObject->target_rect.height   = ((dst->b) - (dst->t))<<16;
756         c2dObject->target_rect.width    = ((dst->r) - (dst->l))<<16;
757     } else {
758         c2dObject->target_rect.x        = (dst->l)<<16;
759         c2dObject->target_rect.y        = (dst->t)<<16;
760         c2dObject->target_rect.height   = ((dst->b) - (dst->t))<<16;
761         c2dObject->target_rect.width    = ((dst->r) - (dst->l))<<16;
762     }
763     c2dObject->config_mask |= C2D_TARGET_RECT_BIT;
764 
765     // Set the source rect
766     c2dObject->source_rect.x        = (src->l)<<16;
767     c2dObject->source_rect.y        = (src->t)<<16;
768     c2dObject->source_rect.height   = ((src->b) - (src->t))<<16;
769     c2dObject->source_rect.width    = ((src->r) - (src->l))<<16;
770     c2dObject->config_mask |= C2D_SOURCE_RECT_BIT;
771 
772     // Set the scissor rect
773     c2dObject->scissor_rect.x       = scissor->l;
774     c2dObject->scissor_rect.y       = scissor->t;
775     c2dObject->scissor_rect.height  = (scissor->b) - (scissor->t);
776     c2dObject->scissor_rect.width   = (scissor->r) - (scissor->l);
777     c2dObject->config_mask |= C2D_SCISSOR_RECT_BIT;
778 }
779 
780 /*****************************************************************************/
781 
782 /** Set a parameter to value */
set_parameter_copybit(struct copybit_device_t * dev,int name,int value)783 static int set_parameter_copybit(
784     struct copybit_device_t *dev,
785     int name,
786     int value)
787 {
788     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
789     int status = COPYBIT_SUCCESS;
790     if (!ctx) {
791         ALOGE("%s: null context", __FUNCTION__);
792         return -EINVAL;
793     }
794 
795     pthread_mutex_lock(&ctx->wait_cleanup_lock);
796     switch(name) {
797         case COPYBIT_PLANE_ALPHA:
798         {
799             if (value < 0)      value = 0;
800             if (value >= 256)   value = 255;
801 
802             ctx->src_global_alpha = value;
803             if (value < 255)
804                 ctx->config_mask |= C2D_GLOBAL_ALPHA_BIT;
805             else
806                 ctx->config_mask &= ~C2D_GLOBAL_ALPHA_BIT;
807         }
808         break;
809         case COPYBIT_BLEND_MODE:
810         {
811             if (value == COPYBIT_BLENDING_NONE) {
812                 ctx->config_mask |= C2D_ALPHA_BLEND_NONE;
813                 ctx->is_premultiplied_alpha = true;
814             } else if (value == COPYBIT_BLENDING_PREMULT) {
815                 ctx->is_premultiplied_alpha = true;
816             } else {
817                 ctx->config_mask &= ~C2D_ALPHA_BLEND_NONE;
818             }
819         }
820         break;
821         case COPYBIT_TRANSFORM:
822         {
823             unsigned int transform = 0;
824             uint32 config_mask = 0;
825             config_mask |= C2D_OVERRIDE_GLOBAL_TARGET_ROTATE_CONFIG;
826             if((value & 0x7) == COPYBIT_TRANSFORM_ROT_180) {
827                 transform = C2D_TARGET_ROTATE_180;
828                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_180;
829             } else if((value & 0x7) == COPYBIT_TRANSFORM_ROT_270) {
830                 transform = C2D_TARGET_ROTATE_90;
831                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_90;
832             } else if(value == COPYBIT_TRANSFORM_ROT_90) {
833                 transform = C2D_TARGET_ROTATE_270;
834                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_270;
835             } else {
836                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_0;
837                 if(value & COPYBIT_TRANSFORM_FLIP_H) {
838                     config_mask |= C2D_MIRROR_H_BIT;
839                 } else if(value & COPYBIT_TRANSFORM_FLIP_V) {
840                     config_mask |= C2D_MIRROR_V_BIT;
841                 }
842             }
843 
844             if (ctx->c2d_driver_info.capabilities_mask &
845                 C2D_DRIVER_SUPPORTS_OVERRIDE_TARGET_ROTATE_OP) {
846                 ctx->config_mask |= config_mask;
847             } else {
848                 // The transform for this surface does not match the current
849                 // target transform. Draw all previous surfaces. This will be
850                 // changed once we have a new mechanism to send different
851                 // target rotations to c2d.
852                 finish_copybit(dev);
853             }
854             ctx->trg_transform = transform;
855         }
856         break;
857         case COPYBIT_FRAMEBUFFER_WIDTH:
858             ctx->fb_width = value;
859             break;
860         case COPYBIT_FRAMEBUFFER_HEIGHT:
861             ctx->fb_height = value;
862             break;
863         case COPYBIT_ROTATION_DEG:
864         case COPYBIT_DITHER:
865         case COPYBIT_BLUR:
866         case COPYBIT_BLIT_TO_FRAMEBUFFER:
867             // Do nothing
868             break;
869         default:
870             ALOGE("%s: default case param=0x%x", __FUNCTION__, name);
871             status = -EINVAL;
872             break;
873     }
874     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
875     return status;
876 }
877 
878 /** Get a static info value */
get(struct copybit_device_t * dev,int name)879 static int get(struct copybit_device_t *dev, int name)
880 {
881     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
882     int value;
883 
884     if (!ctx) {
885         ALOGE("%s: null context error", __FUNCTION__);
886         return -EINVAL;
887     }
888 
889     switch(name) {
890         case COPYBIT_MINIFICATION_LIMIT:
891             value = MAX_SCALE_FACTOR;
892             break;
893         case COPYBIT_MAGNIFICATION_LIMIT:
894             value = MAX_SCALE_FACTOR;
895             break;
896         case COPYBIT_SCALING_FRAC_BITS:
897             value = 32;
898             break;
899         case COPYBIT_ROTATION_STEP_DEG:
900             value = 1;
901             break;
902         default:
903             ALOGE("%s: default case param=0x%x", __FUNCTION__, name);
904             value = -EINVAL;
905     }
906     return value;
907 }
908 
is_alpha(int cformat)909 static int is_alpha(int cformat)
910 {
911     int alpha = 0;
912     switch (cformat & 0xFF) {
913         case C2D_COLOR_FORMAT_8888_ARGB:
914         case C2D_COLOR_FORMAT_8888_RGBA:
915         case C2D_COLOR_FORMAT_5551_RGBA:
916         case C2D_COLOR_FORMAT_4444_ARGB:
917             alpha = 1;
918             break;
919         default:
920             alpha = 0;
921             break;
922     }
923 
924     if(alpha && (cformat&C2D_FORMAT_DISABLE_ALPHA))
925         alpha = 0;
926 
927     return alpha;
928 }
929 
930 /* Function to check if we need a temporary buffer for the blit.
931  * This would happen if the requested destination stride and the
932  * C2D stride do not match. We ignore RGB buffers, since their
933  * stride is always aligned to 32.
934  */
need_temp_buffer(struct copybit_image_t const * img)935 static bool need_temp_buffer(struct copybit_image_t const *img)
936 {
937     if (COPYBIT_SUCCESS == is_supported_rgb_format(img->format))
938         return false;
939 
940     struct private_handle_t* handle = (struct private_handle_t*)img->handle;
941 
942     // The width parameter in the handle contains the aligned_w. We check if we
943     // need to convert based on this param. YUV formats have bpp=1, so checking
944     // if the requested stride is aligned should suffice.
945     if (0 == (handle->width)%32) {
946         return false;
947     }
948 
949     return true;
950 }
951 
952 /* Function to extract the information from the copybit image and set the corresponding
953  * values in the bufferInfo struct.
954  */
populate_buffer_info(struct copybit_image_t const * img,bufferInfo & info)955 static void populate_buffer_info(struct copybit_image_t const *img, bufferInfo& info)
956 {
957     info.width = img->w;
958     info.height = img->h;
959     info.format = img->format;
960 }
961 
962 /* Function to get the required size for a particular format, inorder for C2D to perform
963  * the blit operation.
964  */
get_size(const bufferInfo & info)965 static int get_size(const bufferInfo& info)
966 {
967     int size = 0;
968     int w = info.width;
969     int h = info.height;
970     int aligned_w = ALIGN(w, 32);
971     switch(info.format) {
972         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
973             {
974                 // Chroma for this format is aligned to 2K.
975                 size = ALIGN((aligned_w*h), 2048) +
976                         ALIGN(aligned_w/2, 32) * (h/2) *2;
977                 size = ALIGN(size, 4096);
978             } break;
979         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
980         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
981             {
982                 size = aligned_w * h +
983                        ALIGN(aligned_w/2, 32) * (h/2) * 2;
984                 size = ALIGN(size, 4096);
985             } break;
986         default: break;
987     }
988     return size;
989 }
990 
991 /* Function to allocate memory for the temporary buffer. This memory is
992  * allocated from Ashmem. It is the caller's responsibility to free this
993  * memory.
994  */
get_temp_buffer(const bufferInfo & info,alloc_data & data)995 static int get_temp_buffer(const bufferInfo& info, alloc_data& data)
996 {
997     ALOGD("%s E", __FUNCTION__);
998     // Alloc memory from system heap
999     data.base = 0;
1000     data.fd = -1;
1001     data.offset = 0;
1002     data.size = get_size(info);
1003     data.align = getpagesize();
1004     data.uncached = true;
1005     int allocFlags = GRALLOC_USAGE_PRIVATE_SYSTEM_HEAP;
1006 
1007     if (sAlloc == 0) {
1008         sAlloc = gralloc::IAllocController::getInstance();
1009     }
1010 
1011     if (sAlloc == 0) {
1012         ALOGE("%s: sAlloc is still NULL", __FUNCTION__);
1013         return COPYBIT_FAILURE;
1014     }
1015 
1016     int err = sAlloc->allocate(data, allocFlags);
1017     if (0 != err) {
1018         ALOGE("%s: allocate failed", __FUNCTION__);
1019         return COPYBIT_FAILURE;
1020     }
1021 
1022     ALOGD("%s X", __FUNCTION__);
1023     return err;
1024 }
1025 
1026 /* Function to free the temporary allocated memory.*/
free_temp_buffer(alloc_data & data)1027 static void free_temp_buffer(alloc_data &data)
1028 {
1029     if (-1 != data.fd) {
1030         IMemAlloc* memalloc = sAlloc->getAllocator(data.allocType);
1031         memalloc->free_buffer(data.base, data.size, 0, data.fd);
1032     }
1033 }
1034 
1035 /* Function to perform the software color conversion. Convert the
1036  * C2D compatible format to the Android compatible format
1037  */
copy_image(private_handle_t * src_handle,struct copybit_image_t const * rhs,eConversionType conversionType)1038 static int copy_image(private_handle_t *src_handle,
1039                       struct copybit_image_t const *rhs,
1040                       eConversionType conversionType)
1041 {
1042     if (src_handle->fd == -1) {
1043         ALOGE("%s: src_handle fd is invalid", __FUNCTION__);
1044         return COPYBIT_FAILURE;
1045     }
1046 
1047     // Copy the info.
1048     int ret = COPYBIT_SUCCESS;
1049     switch(rhs->format) {
1050         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
1051         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
1052         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
1053             {
1054                 if (CONVERT_TO_ANDROID_FORMAT == conversionType) {
1055                     return convert_yuv_c2d_to_yuv_android(src_handle, rhs);
1056                 } else {
1057                     return convert_yuv_android_to_yuv_c2d(src_handle, rhs);
1058                 }
1059 
1060             } break;
1061         default: {
1062             ALOGE("%s: invalid format 0x%x", __FUNCTION__, rhs->format);
1063             ret = COPYBIT_FAILURE;
1064         } break;
1065     }
1066     return ret;
1067 }
1068 
delete_handle(private_handle_t * handle)1069 static void delete_handle(private_handle_t *handle)
1070 {
1071     if (handle) {
1072         delete handle;
1073         handle = 0;
1074     }
1075 }
1076 
need_to_execute_draw(eC2DFlags flags)1077 static bool need_to_execute_draw(eC2DFlags flags)
1078 {
1079     if (flags & FLAGS_TEMP_SRC_DST) {
1080         return true;
1081     }
1082     if (flags & FLAGS_YUV_DESTINATION) {
1083         return true;
1084     }
1085     return false;
1086 }
1087 
1088 /** 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)1089 static int stretch_copybit_internal(
1090     struct copybit_device_t *dev,
1091     struct copybit_image_t const *dst,
1092     struct copybit_image_t const *src,
1093     struct copybit_rect_t const *dst_rect,
1094     struct copybit_rect_t const *src_rect,
1095     struct copybit_region_t const *region,
1096     bool enableBlend)
1097 {
1098     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
1099     int status = COPYBIT_SUCCESS;
1100     int flags = 0;
1101     int src_surface_type;
1102     int mapped_src_idx = -1, mapped_dst_idx = -1;
1103     C2D_OBJECT_STR src_surface;
1104 
1105     if (!ctx) {
1106         ALOGE("%s: null context error", __FUNCTION__);
1107         return -EINVAL;
1108     }
1109 
1110     if (src->w > MAX_DIMENSION || src->h > MAX_DIMENSION) {
1111         ALOGE("%s: src dimension error", __FUNCTION__);
1112         return -EINVAL;
1113     }
1114 
1115     if (dst->w > MAX_DIMENSION || dst->h > MAX_DIMENSION) {
1116         ALOGE("%s : dst dimension error dst w %d h %d",  __FUNCTION__, dst->w,
1117                                                          dst->h);
1118         return -EINVAL;
1119     }
1120 
1121     if (is_valid_destination_format(dst->format) == COPYBIT_FAILURE) {
1122         ALOGE("%s: Invalid destination format format = 0x%x", __FUNCTION__,
1123                                                               dst->format);
1124         return COPYBIT_FAILURE;
1125     }
1126 
1127     int dst_surface_type;
1128     if (is_supported_rgb_format(dst->format) == COPYBIT_SUCCESS) {
1129         dst_surface_type = RGB_SURFACE;
1130         flags |= FLAGS_PREMULTIPLIED_ALPHA;
1131     } else if (is_supported_yuv_format(dst->format) == COPYBIT_SUCCESS) {
1132         int num_planes = get_num_planes(dst->format);
1133         flags |= FLAGS_YUV_DESTINATION;
1134         if (num_planes == 2) {
1135             dst_surface_type = YUV_SURFACE_2_PLANES;
1136         } else if (num_planes == 3) {
1137             dst_surface_type = YUV_SURFACE_3_PLANES;
1138         } else {
1139             ALOGE("%s: dst number of YUV planes is invalid dst format = 0x%x",
1140                   __FUNCTION__, dst->format);
1141             return COPYBIT_FAILURE;
1142         }
1143     } else {
1144         ALOGE("%s: Invalid dst surface format 0x%x", __FUNCTION__,
1145                                                      dst->format);
1146         return COPYBIT_FAILURE;
1147     }
1148 
1149     if (ctx->blit_rgb_count == MAX_RGB_SURFACES ||
1150         ctx->blit_yuv_2_plane_count == MAX_YUV_2_PLANE_SURFACES ||
1151         ctx->blit_yuv_3_plane_count == MAX_YUV_2_PLANE_SURFACES ||
1152         ctx->blit_count == MAX_BLIT_OBJECT_COUNT ||
1153         ctx->dst_surface_type != dst_surface_type) {
1154         // we have reached the max. limits of our internal structures or
1155         // changed the target.
1156         // Draw the remaining surfaces. We need to do the finish here since
1157         // we need to free up the surface templates.
1158         finish_copybit(dev);
1159     }
1160 
1161     ctx->dst_surface_type = dst_surface_type;
1162 
1163     // Update the destination
1164     copybit_image_t dst_image;
1165     dst_image.w = dst->w;
1166     dst_image.h = dst->h;
1167     dst_image.format = dst->format;
1168     dst_image.handle = dst->handle;
1169     // Check if we need a temp. copy for the destination. We'd need this the destination
1170     // width is not aligned to 32. This case occurs for YUV formats. RGB formats are
1171     // aligned to 32.
1172     bool need_temp_dst = need_temp_buffer(dst);
1173     bufferInfo dst_info;
1174     populate_buffer_info(dst, dst_info);
1175     private_handle_t* dst_hnd = new private_handle_t(-1, 0, 0, 0, dst_info.format,
1176                                                      dst_info.width, dst_info.height);
1177     if (dst_hnd == NULL) {
1178         ALOGE("%s: dst_hnd is null", __FUNCTION__);
1179         return COPYBIT_FAILURE;
1180     }
1181     if (need_temp_dst) {
1182         if (get_size(dst_info) != ctx->temp_dst_buffer.size) {
1183             free_temp_buffer(ctx->temp_dst_buffer);
1184             // Create a temp buffer and set that as the destination.
1185             if (COPYBIT_FAILURE == get_temp_buffer(dst_info, ctx->temp_dst_buffer)) {
1186                 ALOGE("%s: get_temp_buffer(dst) failed", __FUNCTION__);
1187                 delete_handle(dst_hnd);
1188                 return COPYBIT_FAILURE;
1189             }
1190         }
1191         dst_hnd->fd = ctx->temp_dst_buffer.fd;
1192         dst_hnd->size = ctx->temp_dst_buffer.size;
1193         dst_hnd->flags = ctx->temp_dst_buffer.allocType;
1194         dst_hnd->base = (uintptr_t)(ctx->temp_dst_buffer.base);
1195         dst_hnd->offset = ctx->temp_dst_buffer.offset;
1196         dst_hnd->gpuaddr = 0;
1197         dst_image.handle = dst_hnd;
1198     }
1199     if(!ctx->dst_surface_mapped) {
1200         //map the destination surface to GPU address
1201         status = set_image(ctx, ctx->dst[ctx->dst_surface_type], &dst_image,
1202                            (eC2DFlags)flags, mapped_dst_idx);
1203         if(status) {
1204             ALOGE("%s: dst: set_image error", __FUNCTION__);
1205             delete_handle(dst_hnd);
1206             unmap_gpuaddr(ctx, mapped_dst_idx);
1207             return COPYBIT_FAILURE;
1208         }
1209         ctx->dst_surface_mapped = true;
1210         ctx->dst_surface_base = dst->base;
1211     } else if(ctx->dst_surface_mapped && ctx->dst_surface_base != dst->base) {
1212         // Destination surface for the operation should be same for multiple
1213         // requests, this check is catch if there is any case when the
1214         // destination changes
1215         ALOGE("%s: a different destination surface!!", __FUNCTION__);
1216     }
1217 
1218     // Update the source
1219     flags = 0;
1220     if(is_supported_rgb_format(src->format) == COPYBIT_SUCCESS) {
1221         src_surface_type = RGB_SURFACE;
1222         src_surface = ctx->blit_rgb_object[ctx->blit_rgb_count];
1223     } else if (is_supported_yuv_format(src->format) == COPYBIT_SUCCESS) {
1224         int num_planes = get_num_planes(src->format);
1225         if (num_planes == 2) {
1226             src_surface_type = YUV_SURFACE_2_PLANES;
1227             src_surface = ctx->blit_yuv_2_plane_object[ctx->blit_yuv_2_plane_count];
1228         } else if (num_planes == 3) {
1229             src_surface_type = YUV_SURFACE_3_PLANES;
1230             src_surface = ctx->blit_yuv_3_plane_object[ctx->blit_yuv_2_plane_count];
1231         } else {
1232             ALOGE("%s: src number of YUV planes is invalid src format = 0x%x",
1233                   __FUNCTION__, src->format);
1234             delete_handle(dst_hnd);
1235             unmap_gpuaddr(ctx, mapped_dst_idx);
1236             return -EINVAL;
1237         }
1238     } else {
1239         ALOGE("%s: Invalid source surface format 0x%x", __FUNCTION__,
1240                                                         src->format);
1241         delete_handle(dst_hnd);
1242         unmap_gpuaddr(ctx, mapped_dst_idx);
1243         return -EINVAL;
1244     }
1245 
1246     copybit_image_t src_image;
1247     src_image.w = src->w;
1248     src_image.h = src->h;
1249     src_image.format = src->format;
1250     src_image.handle = src->handle;
1251 
1252     bool need_temp_src = need_temp_buffer(src);
1253     bufferInfo src_info;
1254     populate_buffer_info(src, src_info);
1255     private_handle_t* src_hnd = new private_handle_t(-1, 0, 0, 0, src_info.format,
1256                                                  src_info.width, src_info.height);
1257     if (NULL == src_hnd) {
1258         ALOGE("%s: src_hnd is null", __FUNCTION__);
1259         delete_handle(dst_hnd);
1260         unmap_gpuaddr(ctx, mapped_dst_idx);
1261         return COPYBIT_FAILURE;
1262     }
1263     if (need_temp_src) {
1264         if (get_size(src_info) != ctx->temp_src_buffer.size) {
1265             free_temp_buffer(ctx->temp_src_buffer);
1266             // Create a temp buffer and set that as the destination.
1267             if (COPYBIT_SUCCESS != get_temp_buffer(src_info,
1268                                                ctx->temp_src_buffer)) {
1269                 ALOGE("%s: get_temp_buffer(src) failed", __FUNCTION__);
1270                 delete_handle(dst_hnd);
1271                 delete_handle(src_hnd);
1272                 unmap_gpuaddr(ctx, mapped_dst_idx);
1273                 return COPYBIT_FAILURE;
1274             }
1275         }
1276         src_hnd->fd = ctx->temp_src_buffer.fd;
1277         src_hnd->size = ctx->temp_src_buffer.size;
1278         src_hnd->flags = ctx->temp_src_buffer.allocType;
1279         src_hnd->base = (uintptr_t)(ctx->temp_src_buffer.base);
1280         src_hnd->offset = ctx->temp_src_buffer.offset;
1281         src_hnd->gpuaddr = 0;
1282         src_image.handle = src_hnd;
1283 
1284         // Copy the source.
1285         status = copy_image((private_handle_t *)src->handle, &src_image,
1286                                 CONVERT_TO_C2D_FORMAT);
1287         if (status == COPYBIT_FAILURE) {
1288             ALOGE("%s:copy_image failed in temp source",__FUNCTION__);
1289             delete_handle(dst_hnd);
1290             delete_handle(src_hnd);
1291             unmap_gpuaddr(ctx, mapped_dst_idx);
1292             return status;
1293         }
1294 
1295         // Clean the cache
1296         IMemAlloc* memalloc = sAlloc->getAllocator(src_hnd->flags);
1297         if (memalloc->clean_buffer((void *)(src_hnd->base), src_hnd->size,
1298                                    src_hnd->offset, src_hnd->fd,
1299                                    gralloc::CACHE_CLEAN)) {
1300             ALOGE("%s: clean_buffer failed", __FUNCTION__);
1301             delete_handle(dst_hnd);
1302             delete_handle(src_hnd);
1303             unmap_gpuaddr(ctx, mapped_dst_idx);
1304             return COPYBIT_FAILURE;
1305         }
1306     }
1307 
1308     flags |= (ctx->is_premultiplied_alpha) ? FLAGS_PREMULTIPLIED_ALPHA : 0;
1309     flags |= (ctx->dst_surface_type != RGB_SURFACE) ? FLAGS_YUV_DESTINATION : 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