1/*
2 * Copyright (C) 2008 The Android Open Source Project
3 * Copyright (c) 2010-2015, The Linux Foundation. All rights reserved.
4 *
5 * Not a Contribution, Apache license notifications and license are retained
6 * for attribution purposes only.
7 *
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
11 *
12 *      http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 */
20#include <cutils/log.h>
21#include <sys/resource.h>
22#include <sys/prctl.h>
23
24#include <stdint.h>
25#include <string.h>
26#include <unistd.h>
27#include <errno.h>
28#include <fcntl.h>
29
30#include <sys/ioctl.h>
31#include <sys/types.h>
32#include <sys/mman.h>
33
34#include <linux/msm_kgsl.h>
35
36#include <EGL/eglplatform.h>
37#include <cutils/native_handle.h>
38
39#include <copybit.h>
40#include <alloc_controller.h>
41#include <memalloc.h>
42
43#include "c2d2.h"
44#include "software_converter.h"
45
46#include <dlfcn.h>
47
48using gralloc::IMemAlloc;
49using gralloc::IonController;
50using gralloc::alloc_data;
51
52C2D_STATUS (*LINK_c2dCreateSurface)( uint32 *surface_id,
53                                     uint32 surface_bits,
54                                     C2D_SURFACE_TYPE surface_type,
55                                     void *surface_definition );
56
57C2D_STATUS (*LINK_c2dUpdateSurface)( uint32 surface_id,
58                                     uint32 surface_bits,
59                                     C2D_SURFACE_TYPE surface_type,
60                                     void *surface_definition );
61
62C2D_STATUS (*LINK_c2dReadSurface)( uint32 surface_id,
63                                   C2D_SURFACE_TYPE surface_type,
64                                   void *surface_definition,
65                                   int32 x, int32 y );
66
67C2D_STATUS (*LINK_c2dDraw)( uint32 target_id,
68                            uint32 target_config, C2D_RECT *target_scissor,
69                            uint32 target_mask_id, uint32 target_color_key,
70                            C2D_OBJECT *objects_list, uint32 num_objects );
71
72C2D_STATUS (*LINK_c2dFinish)( uint32 target_id);
73
74C2D_STATUS (*LINK_c2dFlush)( uint32 target_id, c2d_ts_handle *timestamp);
75
76C2D_STATUS (*LINK_c2dWaitTimestamp)( c2d_ts_handle timestamp );
77
78C2D_STATUS (*LINK_c2dDestroySurface)( uint32 surface_id );
79
80C2D_STATUS (*LINK_c2dMapAddr) ( int mem_fd, void * hostptr, size_t len,
81                                size_t offset, uint32 flags, void ** gpuaddr);
82
83C2D_STATUS (*LINK_c2dUnMapAddr) ( void * gpuaddr);
84
85C2D_STATUS (*LINK_c2dGetDriverCapabilities) ( C2D_DRIVER_INFO * driver_info);
86
87/* create a fence fd for the timestamp */
88C2D_STATUS (*LINK_c2dCreateFenceFD) ( uint32 target_id, c2d_ts_handle timestamp,
89                                                            int32 *fd);
90
91C2D_STATUS (*LINK_c2dFillSurface) ( uint32 surface_id, uint32 fill_color,
92                                    C2D_RECT * fill_rect);
93
94/******************************************************************************/
95
96#if defined(COPYBIT_Z180)
97#define MAX_SCALE_FACTOR    (4096)
98#define MAX_DIMENSION       (4096)
99#else
100#error "Unsupported HW version"
101#endif
102
103// The following defines can be changed as required i.e. as we encounter
104// complex use cases.
105#define MAX_RGB_SURFACES 32       // Max. RGB layers currently supported per draw
106#define MAX_YUV_2_PLANE_SURFACES 4// Max. 2-plane YUV layers currently supported per draw
107#define MAX_YUV_3_PLANE_SURFACES 1// Max. 3-plane YUV layers currently supported per draw
108// +1 for the destination surface. We cannot have multiple destination surfaces.
109#define MAX_SURFACES (MAX_RGB_SURFACES + MAX_YUV_2_PLANE_SURFACES + MAX_YUV_3_PLANE_SURFACES + 1)
110#define NUM_SURFACE_TYPES 3      // RGB_SURFACE + YUV_SURFACE_2_PLANES + YUV_SURFACE_3_PLANES
111#define MAX_BLIT_OBJECT_COUNT 50 // Max. blit objects that can be passed per draw
112
113enum {
114    RGB_SURFACE,
115    YUV_SURFACE_2_PLANES,
116    YUV_SURFACE_3_PLANES
117};
118
119enum eConversionType {
120    CONVERT_TO_ANDROID_FORMAT,
121    CONVERT_TO_C2D_FORMAT
122};
123
124enum eC2DFlags {
125    FLAGS_PREMULTIPLIED_ALPHA  = 1<<0,
126    FLAGS_YUV_DESTINATION      = 1<<1,
127    FLAGS_TEMP_SRC_DST         = 1<<2
128};
129
130static gralloc::IAllocController* sAlloc = 0;
131/******************************************************************************/
132
133/** State information for each device instance */
134struct copybit_context_t {
135    struct copybit_device_t device;
136    // Templates for the various source surfaces. These templates are created
137    // to avoid the expensive create/destroy C2D Surfaces
138    C2D_OBJECT_STR blit_rgb_object[MAX_RGB_SURFACES];
139    C2D_OBJECT_STR blit_yuv_2_plane_object[MAX_YUV_2_PLANE_SURFACES];
140    C2D_OBJECT_STR blit_yuv_3_plane_object[MAX_YUV_3_PLANE_SURFACES];
141    C2D_OBJECT_STR blit_list[MAX_BLIT_OBJECT_COUNT]; // Z-ordered list of blit objects
142    C2D_DRIVER_INFO c2d_driver_info;
143    void *libc2d2;
144    alloc_data temp_src_buffer;
145    alloc_data temp_dst_buffer;
146    unsigned int dst[NUM_SURFACE_TYPES]; // dst surfaces
147    uintptr_t mapped_gpu_addr[MAX_SURFACES]; // GPU addresses mapped inside copybit
148    int blit_rgb_count;         // Total RGB surfaces being blit
149    int blit_yuv_2_plane_count; // Total 2 plane YUV surfaces being
150    int blit_yuv_3_plane_count; // Total 3 plane YUV  surfaces being blit
151    int blit_count;             // Total blit objects.
152    unsigned int trg_transform;      /* target transform */
153    int fb_width;
154    int fb_height;
155    int src_global_alpha;
156    int config_mask;
157    int dst_surface_type;
158    bool is_premultiplied_alpha;
159    void* time_stamp;
160    bool dst_surface_mapped; // Set when dst surface is mapped to GPU addr
161    void* dst_surface_base; // Stores the dst surface addr
162
163    // used for signaling the wait thread
164    bool wait_timestamp;
165    pthread_t wait_thread_id;
166    bool stop_thread;
167    pthread_mutex_t wait_cleanup_lock;
168    pthread_cond_t wait_cleanup_cond;
169
170};
171
172struct bufferInfo {
173    int width;
174    int height;
175    int format;
176};
177
178struct yuvPlaneInfo {
179    int yStride;       //luma stride
180    int plane1_stride;
181    int plane2_stride;
182    size_t plane1_offset;
183    size_t plane2_offset;
184};
185
186/**
187 * Common hardware methods
188 */
189
190static int open_copybit(const struct hw_module_t* module, const char* name,
191                        struct hw_device_t** device);
192
193static struct hw_module_methods_t copybit_module_methods = {
194open:  open_copybit
195};
196
197/*
198 * The COPYBIT Module
199 */
200struct copybit_module_t HAL_MODULE_INFO_SYM = {
201common: {
202tag: HARDWARE_MODULE_TAG,
203     version_major: 1,
204     version_minor: 0,
205     id: COPYBIT_HARDWARE_MODULE_ID,
206     name: "QCT COPYBIT C2D 2.0 Module",
207     author: "Qualcomm",
208     methods: &copybit_module_methods
209        }
210};
211
212
213/* thread function which waits on the timeStamp and cleans up the surfaces */
214static void* c2d_wait_loop(void* ptr) {
215    copybit_context_t* ctx = (copybit_context_t*)(ptr);
216    char thread_name[64] = "copybitWaitThr";
217    prctl(PR_SET_NAME, (unsigned long) &thread_name, 0, 0, 0);
218    setpriority(PRIO_PROCESS, 0, HAL_PRIORITY_URGENT_DISPLAY);
219
220    while(ctx->stop_thread == false) {
221        pthread_mutex_lock(&ctx->wait_cleanup_lock);
222        while(ctx->wait_timestamp == false && !ctx->stop_thread) {
223            pthread_cond_wait(&(ctx->wait_cleanup_cond),
224                              &(ctx->wait_cleanup_lock));
225        }
226        if(ctx->wait_timestamp) {
227            if(LINK_c2dWaitTimestamp(ctx->time_stamp)) {
228                ALOGE("%s: LINK_c2dWaitTimeStamp ERROR!!", __FUNCTION__);
229            }
230            ctx->wait_timestamp = false;
231            // Unmap any mapped addresses.
232            for (int i = 0; i < MAX_SURFACES; i++) {
233                if (ctx->mapped_gpu_addr[i]) {
234                    LINK_c2dUnMapAddr( (void*)ctx->mapped_gpu_addr[i]);
235                    ctx->mapped_gpu_addr[i] = 0;
236                }
237            }
238            // Reset the counts after the draw.
239            ctx->blit_rgb_count = 0;
240            ctx->blit_yuv_2_plane_count = 0;
241            ctx->blit_yuv_3_plane_count = 0;
242            ctx->blit_count = 0;
243            ctx->dst_surface_mapped = false;
244            ctx->dst_surface_base = 0;
245        }
246        pthread_mutex_unlock(&ctx->wait_cleanup_lock);
247        if(ctx->stop_thread)
248            break;
249    }
250    pthread_exit(NULL);
251    return NULL;
252}
253
254
255/* convert COPYBIT_FORMAT to C2D format */
256static int get_format(int format) {
257    switch (format) {
258        case HAL_PIXEL_FORMAT_RGB_565:        return C2D_COLOR_FORMAT_565_RGB;
259        case HAL_PIXEL_FORMAT_RGB_888:        return C2D_COLOR_FORMAT_888_RGB |
260                                              C2D_FORMAT_SWAP_RB;
261        case HAL_PIXEL_FORMAT_RGBX_8888:      return C2D_COLOR_FORMAT_8888_ARGB |
262                                              C2D_FORMAT_SWAP_RB |
263                                                  C2D_FORMAT_DISABLE_ALPHA;
264        case HAL_PIXEL_FORMAT_RGBA_8888:      return C2D_COLOR_FORMAT_8888_ARGB |
265                                              C2D_FORMAT_SWAP_RB;
266        case HAL_PIXEL_FORMAT_BGRA_8888:      return C2D_COLOR_FORMAT_8888_ARGB;
267        case HAL_PIXEL_FORMAT_RGBA_5551:      return C2D_COLOR_FORMAT_5551_RGBA;
268        case HAL_PIXEL_FORMAT_RGBA_4444:      return C2D_COLOR_FORMAT_4444_RGBA;
269        case HAL_PIXEL_FORMAT_YCbCr_420_SP:   return C2D_COLOR_FORMAT_420_NV12;
270        case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:return C2D_COLOR_FORMAT_420_NV12;
271        case HAL_PIXEL_FORMAT_YCrCb_420_SP:   return C2D_COLOR_FORMAT_420_NV21;
272        case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: return C2D_COLOR_FORMAT_420_NV12 |
273                                                  C2D_FORMAT_MACROTILED;
274        default:                              ALOGE("%s: invalid format (0x%x",
275                                                     __FUNCTION__, format);
276                                              return -EINVAL;
277    }
278    return -EINVAL;
279}
280
281/* Get the C2D formats needed for conversion to YUV */
282static int get_c2d_format_for_yuv_destination(int halFormat) {
283    switch (halFormat) {
284        // We do not swap the RB when the target is YUV
285        case HAL_PIXEL_FORMAT_RGBX_8888:      return C2D_COLOR_FORMAT_8888_ARGB |
286                                              C2D_FORMAT_DISABLE_ALPHA;
287        case HAL_PIXEL_FORMAT_RGBA_8888:      return C2D_COLOR_FORMAT_8888_ARGB;
288        // The U and V need to be interchanged when the target is YUV
289        case HAL_PIXEL_FORMAT_YCbCr_420_SP:   return C2D_COLOR_FORMAT_420_NV21;
290        case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:return C2D_COLOR_FORMAT_420_NV21;
291        case HAL_PIXEL_FORMAT_YCrCb_420_SP:   return C2D_COLOR_FORMAT_420_NV12;
292        default:                              return get_format(halFormat);
293    }
294    return -EINVAL;
295}
296
297/* ------------------------------------------------------------------- *//*!
298 * \internal
299 * \brief Get the bpp for a particular color format
300 * \param color format
301 * \return bits per pixel
302 *//* ------------------------------------------------------------------- */
303int c2diGetBpp(int32 colorformat)
304{
305
306    int c2dBpp = 0;
307
308    switch(colorformat&0xFF)
309    {
310        case C2D_COLOR_FORMAT_4444_RGBA:
311        case C2D_COLOR_FORMAT_4444_ARGB:
312        case C2D_COLOR_FORMAT_1555_ARGB:
313        case C2D_COLOR_FORMAT_565_RGB:
314        case C2D_COLOR_FORMAT_5551_RGBA:
315            c2dBpp = 16;
316            break;
317        case C2D_COLOR_FORMAT_8888_RGBA:
318        case C2D_COLOR_FORMAT_8888_ARGB:
319            c2dBpp = 32;
320            break;
321        case C2D_COLOR_FORMAT_888_RGB:
322            c2dBpp = 24;
323            break;
324        case C2D_COLOR_FORMAT_8_L:
325        case C2D_COLOR_FORMAT_8_A:
326            c2dBpp = 8;
327            break;
328        case C2D_COLOR_FORMAT_4_A:
329            c2dBpp = 4;
330            break;
331        case C2D_COLOR_FORMAT_1:
332            c2dBpp = 1;
333            break;
334        default:
335            ALOGE("%s ERROR", __func__);
336            break;
337    }
338    return c2dBpp;
339}
340
341static size_t c2d_get_gpuaddr(copybit_context_t* ctx,
342                              struct private_handle_t *handle, int &mapped_idx)
343{
344    uint32 memtype;
345    size_t *gpuaddr = 0;
346    C2D_STATUS rc;
347    int freeindex = 0;
348    bool mapaddr = false;
349
350    if(!handle)
351        return 0;
352
353    if (handle->flags & (private_handle_t::PRIV_FLAGS_USES_PMEM |
354                         private_handle_t::PRIV_FLAGS_USES_PMEM_ADSP))
355        memtype = KGSL_USER_MEM_TYPE_PMEM;
356    else if (handle->flags & private_handle_t::PRIV_FLAGS_USES_ASHMEM)
357        memtype = KGSL_USER_MEM_TYPE_ASHMEM;
358    else if (handle->flags & private_handle_t::PRIV_FLAGS_USES_ION)
359        memtype = KGSL_USER_MEM_TYPE_ION;
360    else {
361        ALOGE("Invalid handle flags: 0x%x", handle->flags);
362        return 0;
363    }
364
365    // Check for a freeindex in the mapped_gpu_addr list
366    for (freeindex = 0; freeindex < MAX_SURFACES; freeindex++) {
367        if (ctx->mapped_gpu_addr[freeindex] == 0) {
368            // free index is available
369            // map GPU addr and use this as mapped_idx
370            mapaddr = true;
371            break;
372        }
373    }
374
375    if(mapaddr) {
376        rc = LINK_c2dMapAddr(handle->fd, (void*)handle->base, handle->size,
377                             handle->offset, memtype, (void**)&gpuaddr);
378
379        if (rc == C2D_STATUS_OK) {
380            // We have mapped the GPU address inside copybit. We need to unmap
381            // this address after the blit. Store this address
382            ctx->mapped_gpu_addr[freeindex] = (size_t)gpuaddr;
383            mapped_idx = freeindex;
384        }
385    }
386    return (size_t)gpuaddr;
387}
388
389static void unmap_gpuaddr(copybit_context_t* ctx, int mapped_idx)
390{
391    if (!ctx || (mapped_idx == -1))
392        return;
393
394    if (ctx->mapped_gpu_addr[mapped_idx]) {
395        LINK_c2dUnMapAddr( (void*)ctx->mapped_gpu_addr[mapped_idx]);
396        ctx->mapped_gpu_addr[mapped_idx] = 0;
397    }
398}
399
400static int is_supported_rgb_format(int format)
401{
402    switch(format) {
403        case HAL_PIXEL_FORMAT_RGBA_8888:
404        case HAL_PIXEL_FORMAT_RGBX_8888:
405        case HAL_PIXEL_FORMAT_RGB_888:
406        case HAL_PIXEL_FORMAT_RGB_565:
407        case HAL_PIXEL_FORMAT_BGRA_8888:
408        case HAL_PIXEL_FORMAT_RGBA_5551:
409        case HAL_PIXEL_FORMAT_RGBA_4444: {
410            return COPYBIT_SUCCESS;
411        }
412        default:
413            return COPYBIT_FAILURE;
414    }
415}
416
417static int get_num_planes(int format)
418{
419    switch(format) {
420        case HAL_PIXEL_FORMAT_YCbCr_420_SP:
421        case HAL_PIXEL_FORMAT_YCrCb_420_SP:
422        case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
423        case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: {
424            return 2;
425        }
426        case HAL_PIXEL_FORMAT_YV12: {
427            return 3;
428        }
429        default:
430            return COPYBIT_FAILURE;
431    }
432}
433
434static int is_supported_yuv_format(int format)
435{
436    switch(format) {
437        case HAL_PIXEL_FORMAT_YCbCr_420_SP:
438        case HAL_PIXEL_FORMAT_YCrCb_420_SP:
439        case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
440        case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: {
441            return COPYBIT_SUCCESS;
442        }
443        default:
444            return COPYBIT_FAILURE;
445    }
446}
447
448static int is_valid_destination_format(int format)
449{
450    if (format == HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED) {
451        // C2D does not support NV12Tile as a destination format.
452        return COPYBIT_FAILURE;
453    }
454    return COPYBIT_SUCCESS;
455}
456
457static int calculate_yuv_offset_and_stride(const bufferInfo& info,
458                                           yuvPlaneInfo& yuvInfo)
459{
460    int width  = info.width;
461    int height = info.height;
462    int format = info.format;
463
464    int aligned_height = 0;
465    int aligned_width = 0, size = 0;
466
467    switch (format) {
468        case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: {
469            /* NV12 Tile buffers have their luma height aligned to 32bytes and width
470             * aligned to 128 bytes. The chroma offset starts at an 8K boundary
471             */
472            aligned_height = ALIGN(height, 32);
473            aligned_width  = ALIGN(width, 128);
474            size = aligned_width * aligned_height;
475            yuvInfo.plane1_offset = ALIGN(size,8192);
476            yuvInfo.yStride = aligned_width;
477            yuvInfo.plane1_stride = aligned_width;
478            break;
479        }
480        case HAL_PIXEL_FORMAT_YCbCr_420_SP:
481        case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
482        case HAL_PIXEL_FORMAT_YCrCb_420_SP: {
483            aligned_width = ALIGN(width, 32);
484            yuvInfo.yStride = aligned_width;
485            yuvInfo.plane1_stride = aligned_width;
486            if (HAL_PIXEL_FORMAT_NV12_ENCODEABLE == format) {
487                // The encoder requires a 2K aligned chroma offset
488                yuvInfo.plane1_offset = ALIGN(aligned_width * height, 2048);
489            } else
490                yuvInfo.plane1_offset = aligned_width * height;
491
492            break;
493        }
494        default: {
495            return COPYBIT_FAILURE;
496        }
497    }
498    return COPYBIT_SUCCESS;
499}
500
501/** create C2D surface from copybit image */
502static int set_image(copybit_context_t* ctx, uint32 surfaceId,
503                      const struct copybit_image_t *rhs,
504                      const eC2DFlags flags, int &mapped_idx)
505{
506    struct private_handle_t* handle = (struct private_handle_t*)rhs->handle;
507    C2D_SURFACE_TYPE surfaceType;
508    int status = COPYBIT_SUCCESS;
509    uint64_t gpuaddr = 0;
510    int c2d_format;
511    mapped_idx = -1;
512
513    if (flags & FLAGS_YUV_DESTINATION) {
514        c2d_format = get_c2d_format_for_yuv_destination(rhs->format);
515    } else {
516        c2d_format = get_format(rhs->format);
517    }
518
519    if(c2d_format == -EINVAL) {
520        ALOGE("%s: invalid format", __FUNCTION__);
521        return -EINVAL;
522    }
523
524    if(handle == NULL) {
525        ALOGE("%s: invalid handle", __func__);
526        return -EINVAL;
527    }
528
529    if (handle->gpuaddr == 0) {
530        gpuaddr = c2d_get_gpuaddr(ctx, handle, mapped_idx);
531        if(!gpuaddr) {
532            ALOGE("%s: c2d_get_gpuaddr failed", __FUNCTION__);
533            return COPYBIT_FAILURE;
534        }
535    } else {
536        gpuaddr = handle->gpuaddr;
537    }
538
539    /* create C2D surface */
540    if(is_supported_rgb_format(rhs->format) == COPYBIT_SUCCESS) {
541        /* RGB */
542        C2D_RGB_SURFACE_DEF surfaceDef;
543
544        surfaceType = (C2D_SURFACE_TYPE) (C2D_SURFACE_RGB_HOST | C2D_SURFACE_WITH_PHYS);
545
546        surfaceDef.phys = (void*) gpuaddr;
547        surfaceDef.buffer = (void*) (handle->base);
548
549        surfaceDef.format = c2d_format |
550            ((flags & FLAGS_PREMULTIPLIED_ALPHA) ? C2D_FORMAT_PREMULTIPLIED : 0);
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 */
611static 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
638static 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
667static 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
699static 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    C2D_RECT c2drect = {rect->l, rect->t, rect->r - rect->l, rect->b - rect->t};
708    pthread_mutex_lock(&ctx->wait_cleanup_lock);
709    if(!ctx->dst_surface_mapped) {
710        ret = set_image(ctx, ctx->dst[RGB_SURFACE], buf,
711                        (eC2DFlags)flags, mapped_dst_idx);
712        if(ret) {
713            ALOGE("%s: set_image error", __FUNCTION__);
714            unmap_gpuaddr(ctx, mapped_dst_idx);
715            pthread_mutex_unlock(&ctx->wait_cleanup_lock);
716            return COPYBIT_FAILURE;
717        }
718        //clear_copybit is the first call made by HWC for each composition
719        //with the dest surface, hence set dst_surface_mapped.
720        ctx->dst_surface_mapped = true;
721        ctx->dst_surface_base = buf->base;
722        ret = LINK_c2dFillSurface(ctx->dst[RGB_SURFACE], 0x0, &c2drect);
723    }
724    pthread_mutex_unlock(&ctx->wait_cleanup_lock);
725    return ret;
726}
727
728
729/** setup rectangles */
730static void set_rects(struct copybit_context_t *ctx,
731                      C2D_OBJECT *c2dObject,
732                      const struct copybit_rect_t *dst,
733                      const struct copybit_rect_t *src,
734                      const struct copybit_rect_t *scissor)
735{
736    // Set the target rect.
737    if((ctx->trg_transform & C2D_TARGET_ROTATE_90) &&
738       (ctx->trg_transform & C2D_TARGET_ROTATE_180)) {
739        /* target rotation is 270 */
740        c2dObject->target_rect.x        = (dst->t)<<16;
741        c2dObject->target_rect.y        = ctx->fb_width?
742                (ALIGN(ctx->fb_width,32)- dst->r):dst->r;
743        c2dObject->target_rect.y        = c2dObject->target_rect.y<<16;
744        c2dObject->target_rect.height   = ((dst->r) - (dst->l))<<16;
745        c2dObject->target_rect.width    = ((dst->b) - (dst->t))<<16;
746    } else if(ctx->trg_transform & C2D_TARGET_ROTATE_90) {
747        c2dObject->target_rect.x        = ctx->fb_height?(ctx->fb_height - dst->b):dst->b;
748        c2dObject->target_rect.x        = c2dObject->target_rect.x<<16;
749        c2dObject->target_rect.y        = (dst->l)<<16;
750        c2dObject->target_rect.height   = ((dst->r) - (dst->l))<<16;
751        c2dObject->target_rect.width    = ((dst->b) - (dst->t))<<16;
752    } else if(ctx->trg_transform & C2D_TARGET_ROTATE_180) {
753        c2dObject->target_rect.y        = ctx->fb_height?(ctx->fb_height - dst->b):dst->b;
754        c2dObject->target_rect.y        = c2dObject->target_rect.y<<16;
755        c2dObject->target_rect.x        = ctx->fb_width?
756                (ALIGN(ctx->fb_width,32) - dst->r):dst->r;
757        c2dObject->target_rect.x        = c2dObject->target_rect.x<<16;
758        c2dObject->target_rect.height   = ((dst->b) - (dst->t))<<16;
759        c2dObject->target_rect.width    = ((dst->r) - (dst->l))<<16;
760    } else {
761        c2dObject->target_rect.x        = (dst->l)<<16;
762        c2dObject->target_rect.y        = (dst->t)<<16;
763        c2dObject->target_rect.height   = ((dst->b) - (dst->t))<<16;
764        c2dObject->target_rect.width    = ((dst->r) - (dst->l))<<16;
765    }
766    c2dObject->config_mask |= C2D_TARGET_RECT_BIT;
767
768    // Set the source rect
769    c2dObject->source_rect.x        = (src->l)<<16;
770    c2dObject->source_rect.y        = (src->t)<<16;
771    c2dObject->source_rect.height   = ((src->b) - (src->t))<<16;
772    c2dObject->source_rect.width    = ((src->r) - (src->l))<<16;
773    c2dObject->config_mask |= C2D_SOURCE_RECT_BIT;
774
775    // Set the scissor rect
776    c2dObject->scissor_rect.x       = scissor->l;
777    c2dObject->scissor_rect.y       = scissor->t;
778    c2dObject->scissor_rect.height  = (scissor->b) - (scissor->t);
779    c2dObject->scissor_rect.width   = (scissor->r) - (scissor->l);
780    c2dObject->config_mask |= C2D_SCISSOR_RECT_BIT;
781}
782
783/*****************************************************************************/
784
785/** Set a parameter to value */
786static int set_parameter_copybit(
787    struct copybit_device_t *dev,
788    int name,
789    int value)
790{
791    struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
792    int status = COPYBIT_SUCCESS;
793    if (!ctx) {
794        ALOGE("%s: null context", __FUNCTION__);
795        return -EINVAL;
796    }
797
798    pthread_mutex_lock(&ctx->wait_cleanup_lock);
799    switch(name) {
800        case COPYBIT_PLANE_ALPHA:
801        {
802            if (value < 0)      value = 0;
803            if (value >= 256)   value = 255;
804
805            ctx->src_global_alpha = value;
806            if (value < 255)
807                ctx->config_mask |= C2D_GLOBAL_ALPHA_BIT;
808            else
809                ctx->config_mask &= ~C2D_GLOBAL_ALPHA_BIT;
810        }
811        break;
812        case COPYBIT_BLEND_MODE:
813        {
814            if (value == COPYBIT_BLENDING_NONE) {
815                ctx->config_mask |= C2D_ALPHA_BLEND_NONE;
816                ctx->is_premultiplied_alpha = true;
817            } else if (value == COPYBIT_BLENDING_PREMULT) {
818                ctx->is_premultiplied_alpha = true;
819            } else {
820                ctx->config_mask &= ~C2D_ALPHA_BLEND_NONE;
821            }
822        }
823        break;
824        case COPYBIT_TRANSFORM:
825        {
826            unsigned int transform = 0;
827            uint32 config_mask = 0;
828            config_mask |= C2D_OVERRIDE_GLOBAL_TARGET_ROTATE_CONFIG;
829            if((value & 0x7) == COPYBIT_TRANSFORM_ROT_180) {
830                transform = C2D_TARGET_ROTATE_180;
831                config_mask |= C2D_OVERRIDE_TARGET_ROTATE_180;
832            } else if((value & 0x7) == COPYBIT_TRANSFORM_ROT_270) {
833                transform = C2D_TARGET_ROTATE_90;
834                config_mask |= C2D_OVERRIDE_TARGET_ROTATE_90;
835            } else if(value == COPYBIT_TRANSFORM_ROT_90) {
836                transform = C2D_TARGET_ROTATE_270;
837                config_mask |= C2D_OVERRIDE_TARGET_ROTATE_270;
838            } else {
839                config_mask |= C2D_OVERRIDE_TARGET_ROTATE_0;
840                if(value & COPYBIT_TRANSFORM_FLIP_H) {
841                    config_mask |= C2D_MIRROR_H_BIT;
842                } else if(value & COPYBIT_TRANSFORM_FLIP_V) {
843                    config_mask |= C2D_MIRROR_V_BIT;
844                }
845            }
846
847            if (ctx->c2d_driver_info.capabilities_mask &
848                C2D_DRIVER_SUPPORTS_OVERRIDE_TARGET_ROTATE_OP) {
849                ctx->config_mask |= config_mask;
850            } else {
851                // The transform for this surface does not match the current
852                // target transform. Draw all previous surfaces. This will be
853                // changed once we have a new mechanism to send different
854                // target rotations to c2d.
855                finish_copybit(dev);
856            }
857            ctx->trg_transform = transform;
858        }
859        break;
860        case COPYBIT_FRAMEBUFFER_WIDTH:
861            ctx->fb_width = value;
862            break;
863        case COPYBIT_FRAMEBUFFER_HEIGHT:
864            ctx->fb_height = value;
865            break;
866        case COPYBIT_ROTATION_DEG:
867        case COPYBIT_DITHER:
868        case COPYBIT_BLUR:
869        case COPYBIT_BLIT_TO_FRAMEBUFFER:
870            // Do nothing
871            break;
872        default:
873            ALOGE("%s: default case param=0x%x", __FUNCTION__, name);
874            status = -EINVAL;
875            break;
876    }
877    pthread_mutex_unlock(&ctx->wait_cleanup_lock);
878    return status;
879}
880
881/** Get a static info value */
882static int get(struct copybit_device_t *dev, int name)
883{
884    struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
885    int value;
886
887    if (!ctx) {
888        ALOGE("%s: null context error", __FUNCTION__);
889        return -EINVAL;
890    }
891
892    switch(name) {
893        case COPYBIT_MINIFICATION_LIMIT:
894            value = MAX_SCALE_FACTOR;
895            break;
896        case COPYBIT_MAGNIFICATION_LIMIT:
897            value = MAX_SCALE_FACTOR;
898            break;
899        case COPYBIT_SCALING_FRAC_BITS:
900            value = 32;
901            break;
902        case COPYBIT_ROTATION_STEP_DEG:
903            value = 1;
904            break;
905        default:
906            ALOGE("%s: default case param=0x%x", __FUNCTION__, name);
907            value = -EINVAL;
908    }
909    return value;
910}
911
912static int is_alpha(int cformat)
913{
914    int alpha = 0;
915    switch (cformat & 0xFF) {
916        case C2D_COLOR_FORMAT_8888_ARGB:
917        case C2D_COLOR_FORMAT_8888_RGBA:
918        case C2D_COLOR_FORMAT_5551_RGBA:
919        case C2D_COLOR_FORMAT_4444_ARGB:
920            alpha = 1;
921            break;
922        default:
923            alpha = 0;
924            break;
925    }
926
927    if(alpha && (cformat&C2D_FORMAT_DISABLE_ALPHA))
928        alpha = 0;
929
930    return alpha;
931}
932
933/* Function to check if we need a temporary buffer for the blit.
934 * This would happen if the requested destination stride and the
935 * C2D stride do not match. We ignore RGB buffers, since their
936 * stride is always aligned to 32.
937 */
938static bool need_temp_buffer(struct copybit_image_t const *img)
939{
940    if (COPYBIT_SUCCESS == is_supported_rgb_format(img->format))
941        return false;
942
943    struct private_handle_t* handle = (struct private_handle_t*)img->handle;
944
945    // The width parameter in the handle contains the aligned_w. We check if we
946    // need to convert based on this param. YUV formats have bpp=1, so checking
947    // if the requested stride is aligned should suffice.
948    if (0 == (handle->width)%32) {
949        return false;
950    }
951
952    return true;
953}
954
955/* Function to extract the information from the copybit image and set the corresponding
956 * values in the bufferInfo struct.
957 */
958static void populate_buffer_info(struct copybit_image_t const *img, bufferInfo& info)
959{
960    info.width = img->w;
961    info.height = img->h;
962    info.format = img->format;
963}
964
965/* Function to get the required size for a particular format, inorder for C2D to perform
966 * the blit operation.
967 */
968static int get_size(const bufferInfo& info)
969{
970    int size = 0;
971    int w = info.width;
972    int h = info.height;
973    int aligned_w = ALIGN(w, 32);
974    switch(info.format) {
975        case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
976            {
977                // Chroma for this format is aligned to 2K.
978                size = ALIGN((aligned_w*h), 2048) +
979                        ALIGN(aligned_w/2, 32) * (h/2) *2;
980                size = ALIGN(size, 4096);
981            } break;
982        case HAL_PIXEL_FORMAT_YCbCr_420_SP:
983        case HAL_PIXEL_FORMAT_YCrCb_420_SP:
984            {
985                size = aligned_w * h +
986                       ALIGN(aligned_w/2, 32) * (h/2) * 2;
987                size = ALIGN(size, 4096);
988            } break;
989        default: break;
990    }
991    return size;
992}
993
994/* Function to allocate memory for the temporary buffer. This memory is
995 * allocated from Ashmem. It is the caller's responsibility to free this
996 * memory.
997 */
998static int get_temp_buffer(const bufferInfo& info, alloc_data& data)
999{
1000    ALOGD("%s E", __FUNCTION__);
1001    // Alloc memory from system heap
1002    data.base = 0;
1003    data.fd = -1;
1004    data.offset = 0;
1005    data.size = get_size(info);
1006    data.align = getpagesize();
1007    data.uncached = true;
1008    int allocFlags = GRALLOC_USAGE_PRIVATE_SYSTEM_HEAP;
1009
1010    if (sAlloc == 0) {
1011        sAlloc = gralloc::IAllocController::getInstance();
1012    }
1013
1014    if (sAlloc == 0) {
1015        ALOGE("%s: sAlloc is still NULL", __FUNCTION__);
1016        return COPYBIT_FAILURE;
1017    }
1018
1019    int err = sAlloc->allocate(data, allocFlags);
1020    if (0 != err) {
1021        ALOGE("%s: allocate failed", __FUNCTION__);
1022        return COPYBIT_FAILURE;
1023    }
1024
1025    ALOGD("%s X", __FUNCTION__);
1026    return err;
1027}
1028
1029/* Function to free the temporary allocated memory.*/
1030static void free_temp_buffer(alloc_data &data)
1031{
1032    if (-1 != data.fd) {
1033        IMemAlloc* memalloc = sAlloc->getAllocator(data.allocType);
1034        memalloc->free_buffer(data.base, data.size, 0, data.fd);
1035    }
1036}
1037
1038/* Function to perform the software color conversion. Convert the
1039 * C2D compatible format to the Android compatible format
1040 */
1041static int copy_image(private_handle_t *src_handle,
1042                      struct copybit_image_t const *rhs,
1043                      eConversionType conversionType)
1044{
1045    if (src_handle->fd == -1) {
1046        ALOGE("%s: src_handle fd is invalid", __FUNCTION__);
1047        return COPYBIT_FAILURE;
1048    }
1049
1050    // Copy the info.
1051    int ret = COPYBIT_SUCCESS;
1052    switch(rhs->format) {
1053        case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
1054        case HAL_PIXEL_FORMAT_YCbCr_420_SP:
1055        case HAL_PIXEL_FORMAT_YCrCb_420_SP:
1056            {
1057                if (CONVERT_TO_ANDROID_FORMAT == conversionType) {
1058                    return convert_yuv_c2d_to_yuv_android(src_handle, rhs);
1059                } else {
1060                    return convert_yuv_android_to_yuv_c2d(src_handle, rhs);
1061                }
1062
1063            } break;
1064        default: {
1065            ALOGE("%s: invalid format 0x%x", __FUNCTION__, rhs->format);
1066            ret = COPYBIT_FAILURE;
1067        } break;
1068    }
1069    return ret;
1070}
1071
1072static void delete_handle(private_handle_t *handle)
1073{
1074    if (handle) {
1075        delete handle;
1076        handle = 0;
1077    }
1078}
1079
1080static bool need_to_execute_draw(eC2DFlags flags)
1081{
1082    if (flags & FLAGS_TEMP_SRC_DST) {
1083        return true;
1084    }
1085    if (flags & FLAGS_YUV_DESTINATION) {
1086        return true;
1087    }
1088    return false;
1089}
1090
1091/** do a stretch blit type operation */
1092static int stretch_copybit_internal(
1093    struct copybit_device_t *dev,
1094    struct copybit_image_t const *dst,
1095    struct copybit_image_t const *src,
1096    struct copybit_rect_t const *dst_rect,
1097    struct copybit_rect_t const *src_rect,
1098    struct copybit_region_t const *region,
1099    bool enableBlend)
1100{
1101    struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
1102    int status = COPYBIT_SUCCESS;
1103    int flags = 0;
1104    int src_surface_type;
1105    int mapped_src_idx = -1, mapped_dst_idx = -1;
1106    C2D_OBJECT_STR src_surface;
1107
1108    if (!ctx) {
1109        ALOGE("%s: null context error", __FUNCTION__);
1110        return -EINVAL;
1111    }
1112
1113    if (src->w > MAX_DIMENSION || src->h > MAX_DIMENSION) {
1114        ALOGE("%s: src dimension error", __FUNCTION__);
1115        return -EINVAL;
1116    }
1117
1118    if (dst->w > MAX_DIMENSION || dst->h > MAX_DIMENSION) {
1119        ALOGE("%s : dst dimension error dst w %d h %d",  __FUNCTION__, dst->w,
1120                                                         dst->h);
1121        return -EINVAL;
1122    }
1123
1124    if (is_valid_destination_format(dst->format) == COPYBIT_FAILURE) {
1125        ALOGE("%s: Invalid destination format format = 0x%x", __FUNCTION__,
1126                                                              dst->format);
1127        return COPYBIT_FAILURE;
1128    }
1129
1130    int dst_surface_type;
1131    if (is_supported_rgb_format(dst->format) == COPYBIT_SUCCESS) {
1132        dst_surface_type = RGB_SURFACE;
1133        flags |= FLAGS_PREMULTIPLIED_ALPHA;
1134    } else if (is_supported_yuv_format(dst->format) == COPYBIT_SUCCESS) {
1135        int num_planes = get_num_planes(dst->format);
1136        flags |= FLAGS_YUV_DESTINATION;
1137        if (num_planes == 2) {
1138            dst_surface_type = YUV_SURFACE_2_PLANES;
1139        } else if (num_planes == 3) {
1140            dst_surface_type = YUV_SURFACE_3_PLANES;
1141        } else {
1142            ALOGE("%s: dst number of YUV planes is invalid dst format = 0x%x",
1143                  __FUNCTION__, dst->format);
1144            return COPYBIT_FAILURE;
1145        }
1146    } else {
1147        ALOGE("%s: Invalid dst surface format 0x%x", __FUNCTION__,
1148                                                     dst->format);
1149        return COPYBIT_FAILURE;
1150    }
1151
1152    if (ctx->blit_rgb_count == MAX_RGB_SURFACES ||
1153        ctx->blit_yuv_2_plane_count == MAX_YUV_2_PLANE_SURFACES ||
1154        ctx->blit_yuv_3_plane_count == MAX_YUV_2_PLANE_SURFACES ||
1155        ctx->blit_count == MAX_BLIT_OBJECT_COUNT ||
1156        ctx->dst_surface_type != dst_surface_type) {
1157        // we have reached the max. limits of our internal structures or
1158        // changed the target.
1159        // Draw the remaining surfaces. We need to do the finish here since
1160        // we need to free up the surface templates.
1161        finish_copybit(dev);
1162    }
1163
1164    ctx->dst_surface_type = dst_surface_type;
1165
1166    // Update the destination
1167    copybit_image_t dst_image;
1168    dst_image.w = dst->w;
1169    dst_image.h = dst->h;
1170    dst_image.format = dst->format;
1171    dst_image.handle = dst->handle;
1172    // Check if we need a temp. copy for the destination. We'd need this the destination
1173    // width is not aligned to 32. This case occurs for YUV formats. RGB formats are
1174    // aligned to 32.
1175    bool need_temp_dst = need_temp_buffer(dst);
1176    bufferInfo dst_info;
1177    populate_buffer_info(dst, dst_info);
1178    private_handle_t* dst_hnd = new private_handle_t(-1, 0, 0, 0, dst_info.format,
1179                                                     dst_info.width, dst_info.height);
1180    if (dst_hnd == NULL) {
1181        ALOGE("%s: dst_hnd is null", __FUNCTION__);
1182        return COPYBIT_FAILURE;
1183    }
1184    if (need_temp_dst) {
1185        if (get_size(dst_info) != (int) ctx->temp_dst_buffer.size) {
1186            free_temp_buffer(ctx->temp_dst_buffer);
1187            // Create a temp buffer and set that as the destination.
1188            if (COPYBIT_FAILURE == get_temp_buffer(dst_info, ctx->temp_dst_buffer)) {
1189                ALOGE("%s: get_temp_buffer(dst) failed", __FUNCTION__);
1190                delete_handle(dst_hnd);
1191                return COPYBIT_FAILURE;
1192            }
1193        }
1194        dst_hnd->fd = ctx->temp_dst_buffer.fd;
1195        dst_hnd->size = ctx->temp_dst_buffer.size;
1196        dst_hnd->flags = ctx->temp_dst_buffer.allocType;
1197        dst_hnd->base = (uintptr_t)(ctx->temp_dst_buffer.base);
1198        dst_hnd->offset = ctx->temp_dst_buffer.offset;
1199        dst_hnd->gpuaddr = 0;
1200        dst_image.handle = dst_hnd;
1201    }
1202    if(!ctx->dst_surface_mapped) {
1203        //map the destination surface to GPU address
1204        status = set_image(ctx, ctx->dst[ctx->dst_surface_type], &dst_image,
1205                           (eC2DFlags)flags, mapped_dst_idx);
1206        if(status) {
1207            ALOGE("%s: dst: set_image error", __FUNCTION__);
1208            delete_handle(dst_hnd);
1209            unmap_gpuaddr(ctx, mapped_dst_idx);
1210            return COPYBIT_FAILURE;
1211        }
1212        ctx->dst_surface_mapped = true;
1213        ctx->dst_surface_base = dst->base;
1214    } else if(ctx->dst_surface_mapped && ctx->dst_surface_base != dst->base) {
1215        // Destination surface for the operation should be same for multiple
1216        // requests, this check is catch if there is any case when the
1217        // destination changes
1218        ALOGE("%s: a different destination surface!!", __FUNCTION__);
1219    }
1220
1221    // Update the source
1222    flags = 0;
1223    if(is_supported_rgb_format(src->format) == COPYBIT_SUCCESS) {
1224        src_surface_type = RGB_SURFACE;
1225        src_surface = ctx->blit_rgb_object[ctx->blit_rgb_count];
1226    } else if (is_supported_yuv_format(src->format) == COPYBIT_SUCCESS) {
1227        int num_planes = get_num_planes(src->format);
1228        if (num_planes == 2) {
1229            src_surface_type = YUV_SURFACE_2_PLANES;
1230            src_surface = ctx->blit_yuv_2_plane_object[ctx->blit_yuv_2_plane_count];
1231        } else if (num_planes == 3) {
1232            src_surface_type = YUV_SURFACE_3_PLANES;
1233            src_surface = ctx->blit_yuv_3_plane_object[ctx->blit_yuv_2_plane_count];
1234        } else {
1235            ALOGE("%s: src number of YUV planes is invalid src format = 0x%x",
1236                  __FUNCTION__, src->format);
1237            delete_handle(dst_hnd);
1238            unmap_gpuaddr(ctx, mapped_dst_idx);
1239            return -EINVAL;
1240        }
1241    } else {
1242        ALOGE("%s: Invalid source surface format 0x%x", __FUNCTION__,
1243                                                        src->format);
1244        delete_handle(dst_hnd);
1245        unmap_gpuaddr(ctx, mapped_dst_idx);
1246        return -EINVAL;
1247    }
1248
1249    copybit_image_t src_image;
1250    src_image.w = src->w;
1251    src_image.h = src->h;
1252    src_image.format = src->format;
1253    src_image.handle = src->handle;
1254
1255    bool need_temp_src = need_temp_buffer(src);
1256    bufferInfo src_info;
1257    populate_buffer_info(src, src_info);
1258    private_handle_t* src_hnd = new private_handle_t(-1, 0, 0, 0, src_info.format,
1259                                                 src_info.width, src_info.height);
1260    if (NULL == src_hnd) {
1261        ALOGE("%s: src_hnd is null", __FUNCTION__);
1262        delete_handle(dst_hnd);
1263        unmap_gpuaddr(ctx, mapped_dst_idx);
1264        return COPYBIT_FAILURE;
1265    }
1266    if (need_temp_src) {
1267        if (get_size(src_info) != (int) ctx->temp_src_buffer.size) {
1268            free_temp_buffer(ctx->temp_src_buffer);
1269            // Create a temp buffer and set that as the destination.
1270            if (COPYBIT_SUCCESS != get_temp_buffer(src_info,
1271                                               ctx->temp_src_buffer)) {
1272                ALOGE("%s: get_temp_buffer(src) failed", __FUNCTION__);
1273                delete_handle(dst_hnd);
1274                delete_handle(src_hnd);
1275                unmap_gpuaddr(ctx, mapped_dst_idx);
1276                return COPYBIT_FAILURE;
1277            }
1278        }
1279        src_hnd->fd = ctx->temp_src_buffer.fd;
1280        src_hnd->size = ctx->temp_src_buffer.size;
1281        src_hnd->flags = ctx->temp_src_buffer.allocType;
1282        src_hnd->base = (uintptr_t)(ctx->temp_src_buffer.base);
1283        src_hnd->offset = ctx->temp_src_buffer.offset;
1284        src_hnd->gpuaddr = 0;
1285        src_image.handle = src_hnd;
1286
1287        // Copy the source.
1288        status = copy_image((private_handle_t *)src->handle, &src_image,
1289                                CONVERT_TO_C2D_FORMAT);
1290        if (status == COPYBIT_FAILURE) {
1291            ALOGE("%s:copy_image failed in temp source",__FUNCTION__);
1292            delete_handle(dst_hnd);
1293            delete_handle(src_hnd);
1294            unmap_gpuaddr(ctx, mapped_dst_idx);
1295            return status;
1296        }
1297
1298        // Clean the cache
1299        IMemAlloc* memalloc = sAlloc->getAllocator(src_hnd->flags);
1300        if (memalloc->clean_buffer((void *)(src_hnd->base), src_hnd->size,
1301                                   src_hnd->offset, src_hnd->fd,
1302                                   gralloc::CACHE_CLEAN)) {
1303            ALOGE("%s: clean_buffer failed", __FUNCTION__);
1304            delete_handle(dst_hnd);
1305            delete_handle(src_hnd);
1306            unmap_gpuaddr(ctx, mapped_dst_idx);
1307            return COPYBIT_FAILURE;
1308        }
1309    }
1310
1311    flags |= (ctx->is_premultiplied_alpha) ? FLAGS_PREMULTIPLIED_ALPHA : 0;
1312    flags |= (ctx->dst_surface_type != RGB_SURFACE) ? FLAGS_YUV_DESTINATION : 0;
1313    status = set_image(ctx, src_surface.surface_id, &src_image,
1314                       (eC2DFlags)flags, mapped_src_idx);
1315    if(status) {
1316        ALOGE("%s: set_image (src) error", __FUNCTION__);
1317        delete_handle(dst_hnd);
1318        delete_handle(src_hnd);
1319        unmap_gpuaddr(ctx, mapped_dst_idx);
1320        unmap_gpuaddr(ctx, mapped_src_idx);
1321        return COPYBIT_FAILURE;
1322    }
1323
1324    src_surface.config_mask = C2D_NO_ANTIALIASING_BIT | ctx->config_mask;
1325    src_surface.global_alpha = ctx->src_global_alpha;
1326    if (enableBlend) {
1327        if(src_surface.config_mask & C2D_GLOBAL_ALPHA_BIT) {
1328            src_surface.config_mask &= ~C2D_ALPHA_BLEND_NONE;
1329            if(!(src_surface.global_alpha)) {
1330                // src alpha is zero
1331                delete_handle(dst_hnd);
1332                delete_handle(src_hnd);
1333                unmap_gpuaddr(ctx, mapped_dst_idx);
1334                unmap_gpuaddr(ctx, mapped_src_idx);
1335                return COPYBIT_FAILURE;
1336            }
1337        }
1338    } else {
1339        src_surface.config_mask |= C2D_ALPHA_BLEND_NONE;
1340    }
1341
1342    if (src_surface_type == RGB_SURFACE) {
1343        ctx->blit_rgb_object[ctx->blit_rgb_count] = src_surface;
1344        ctx->blit_rgb_count++;
1345    } else if (src_surface_type == YUV_SURFACE_2_PLANES) {
1346        ctx->blit_yuv_2_plane_object[ctx->blit_yuv_2_plane_count] = src_surface;
1347        ctx->blit_yuv_2_plane_count++;
1348    } else {
1349        ctx->blit_yuv_3_plane_object[ctx->blit_yuv_3_plane_count] = src_surface;
1350        ctx->blit_yuv_3_plane_count++;
1351    }
1352
1353    struct copybit_rect_t clip;
1354    while ((status == 0) && region->next(region, &clip)) {
1355        set_rects(ctx, &(src_surface), dst_rect, src_rect, &clip);
1356        if (ctx->blit_count == MAX_BLIT_OBJECT_COUNT) {
1357            ALOGW("Reached end of blit count");
1358            finish_copybit(dev);
1359        }
1360        ctx->blit_list[ctx->blit_count] = src_surface;
1361        ctx->blit_count++;
1362    }
1363
1364    // Check if we need to perform an early draw-finish.
1365    flags |= (need_temp_dst || need_temp_src) ? FLAGS_TEMP_SRC_DST : 0;
1366    if (need_to_execute_draw((eC2DFlags)flags))
1367    {
1368        finish_copybit(dev);
1369    }
1370
1371    if (need_temp_dst) {
1372        // copy the temp. destination without the alignment to the actual
1373        // destination.
1374        status = copy_image(dst_hnd, dst, CONVERT_TO_ANDROID_FORMAT);
1375        if (status == COPYBIT_FAILURE) {
1376            ALOGE("%s:copy_image failed in temp Dest",__FUNCTION__);
1377            delete_handle(dst_hnd);
1378            delete_handle(src_hnd);
1379            unmap_gpuaddr(ctx, mapped_dst_idx);
1380            unmap_gpuaddr(ctx, mapped_src_idx);
1381            return status;
1382        }
1383        // Clean the cache.
1384        IMemAlloc* memalloc = sAlloc->getAllocator(dst_hnd->flags);
1385        memalloc->clean_buffer((void *)(dst_hnd->base), dst_hnd->size,
1386                               dst_hnd->offset, dst_hnd->fd,
1387                               gralloc::CACHE_CLEAN);
1388    }
1389    delete_handle(dst_hnd);
1390    delete_handle(src_hnd);
1391
1392    ctx->is_premultiplied_alpha = false;
1393    ctx->fb_width = 0;
1394    ctx->fb_height = 0;
1395    ctx->config_mask = 0;
1396    return status;
1397}
1398
1399static int set_sync_copybit(struct copybit_device_t *dev,
1400    int /*acquireFenceFd*/)
1401{
1402    if(!dev)
1403        return -EINVAL;
1404
1405    return 0;
1406}
1407
1408static int stretch_copybit(
1409    struct copybit_device_t *dev,
1410    struct copybit_image_t const *dst,
1411    struct copybit_image_t const *src,
1412    struct copybit_rect_t const *dst_rect,
1413    struct copybit_rect_t const *src_rect,
1414    struct copybit_region_t const *region)
1415{
1416    struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
1417    int status = COPYBIT_SUCCESS;
1418    bool needsBlending = (ctx->src_global_alpha != 0);
1419    pthread_mutex_lock(&ctx->wait_cleanup_lock);
1420    status = stretch_copybit_internal(dev, dst, src, dst_rect, src_rect,
1421                                    region, needsBlending);
1422    pthread_mutex_unlock(&ctx->wait_cleanup_lock);
1423    return status;
1424}
1425
1426/** Perform a blit type operation */
1427static int blit_copybit(
1428    struct copybit_device_t *dev,
1429    struct copybit_image_t const *dst,
1430    struct copybit_image_t const *src,
1431    struct copybit_region_t const *region)
1432{
1433    int status = COPYBIT_SUCCESS;
1434    struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
1435    struct copybit_rect_t dr = { 0, 0, (int)dst->w, (int)dst->h };
1436    struct copybit_rect_t sr = { 0, 0, (int)src->w, (int)src->h };
1437    pthread_mutex_lock(&ctx->wait_cleanup_lock);
1438    status = stretch_copybit_internal(dev, dst, src, &dr, &sr, region, false);
1439    pthread_mutex_unlock(&ctx->wait_cleanup_lock);
1440    return status;
1441}
1442
1443/** Fill the rect on dst with RGBA color **/
1444static int fill_color(struct copybit_device_t *dev,
1445                      struct copybit_image_t const *dst,
1446                      struct copybit_rect_t const *rect,
1447                      uint32_t /*color*/)
1448{
1449    // TODO: Implement once c2d driver supports color fill
1450    if(!dev || !dst || !rect)
1451       return -EINVAL;
1452
1453    return -EINVAL;
1454}
1455
1456/*****************************************************************************/
1457
1458static void clean_up(copybit_context_t* ctx)
1459{
1460    void* ret;
1461    if (!ctx)
1462        return;
1463
1464    // stop the wait_cleanup_thread
1465    pthread_mutex_lock(&ctx->wait_cleanup_lock);
1466    ctx->stop_thread = true;
1467    // Signal waiting thread
1468    pthread_cond_signal(&ctx->wait_cleanup_cond);
1469    pthread_mutex_unlock(&ctx->wait_cleanup_lock);
1470    // waits for the cleanup thread to exit
1471    pthread_join(ctx->wait_thread_id, &ret);
1472    pthread_mutex_destroy(&ctx->wait_cleanup_lock);
1473    pthread_cond_destroy (&ctx->wait_cleanup_cond);
1474
1475    for (int i = 0; i < NUM_SURFACE_TYPES; i++) {
1476        if (ctx->dst[i])
1477            LINK_c2dDestroySurface(ctx->dst[i]);
1478    }
1479
1480    for (int i = 0; i < MAX_RGB_SURFACES; i++) {
1481        if (ctx->blit_rgb_object[i].surface_id)
1482            LINK_c2dDestroySurface(ctx->blit_rgb_object[i].surface_id);
1483    }
1484
1485    for (int i = 0; i < MAX_YUV_2_PLANE_SURFACES; i++) {
1486        if (ctx->blit_yuv_2_plane_object[i].surface_id)
1487            LINK_c2dDestroySurface(ctx->blit_yuv_2_plane_object[i].surface_id);
1488    }
1489
1490    for (int i = 0; i < MAX_YUV_3_PLANE_SURFACES; i++) {
1491        if (ctx->blit_yuv_3_plane_object[i].surface_id)
1492            LINK_c2dDestroySurface(ctx->blit_yuv_3_plane_object[i].surface_id);
1493    }
1494
1495    if (ctx->libc2d2) {
1496        ::dlclose(ctx->libc2d2);
1497        ALOGV("dlclose(libc2d2)");
1498    }
1499
1500    free(ctx);
1501}
1502
1503/** Close the copybit device */
1504static int close_copybit(struct hw_device_t *dev)
1505{
1506    struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
1507    if (ctx) {
1508        free_temp_buffer(ctx->temp_src_buffer);
1509        free_temp_buffer(ctx->temp_dst_buffer);
1510    }
1511    clean_up(ctx);
1512    return 0;
1513}
1514
1515/** Open a new instance of a copybit device using name */
1516static int open_copybit(const struct hw_module_t* module, const char* name,
1517                        struct hw_device_t** device)
1518{
1519    int status = COPYBIT_SUCCESS;
1520    if (strcmp(name, COPYBIT_HARDWARE_COPYBIT0)) {
1521        return COPYBIT_FAILURE;
1522    }
1523
1524    C2D_RGB_SURFACE_DEF surfDefinition = {0};
1525    C2D_YUV_SURFACE_DEF yuvSurfaceDef = {0} ;
1526    struct copybit_context_t *ctx;
1527
1528    ctx = (struct copybit_context_t *)malloc(sizeof(struct copybit_context_t));
1529    if(!ctx) {
1530        ALOGE("%s: malloc failed", __FUNCTION__);
1531        return COPYBIT_FAILURE;
1532    }
1533
1534    /* initialize drawstate */
1535    memset(ctx, 0, sizeof(*ctx));
1536    ctx->libc2d2 = ::dlopen("libC2D2.so", RTLD_NOW);
1537    if (!ctx->libc2d2) {
1538        ALOGE("FATAL ERROR: could not dlopen libc2d2.so: %s", dlerror());
1539        clean_up(ctx);
1540        status = COPYBIT_FAILURE;
1541        *device = NULL;
1542        return status;
1543    }
1544    *(void **)&LINK_c2dCreateSurface = ::dlsym(ctx->libc2d2,
1545                                               "c2dCreateSurface");
1546    *(void **)&LINK_c2dUpdateSurface = ::dlsym(ctx->libc2d2,
1547                                               "c2dUpdateSurface");
1548    *(void **)&LINK_c2dReadSurface = ::dlsym(ctx->libc2d2,
1549                                             "c2dReadSurface");
1550    *(void **)&LINK_c2dDraw = ::dlsym(ctx->libc2d2, "c2dDraw");
1551    *(void **)&LINK_c2dFlush = ::dlsym(ctx->libc2d2, "c2dFlush");
1552    *(void **)&LINK_c2dFinish = ::dlsym(ctx->libc2d2, "c2dFinish");
1553    *(void **)&LINK_c2dWaitTimestamp = ::dlsym(ctx->libc2d2,
1554                                               "c2dWaitTimestamp");
1555    *(void **)&LINK_c2dDestroySurface = ::dlsym(ctx->libc2d2,
1556                                                "c2dDestroySurface");
1557    *(void **)&LINK_c2dMapAddr = ::dlsym(ctx->libc2d2,
1558                                         "c2dMapAddr");
1559    *(void **)&LINK_c2dUnMapAddr = ::dlsym(ctx->libc2d2,
1560                                           "c2dUnMapAddr");
1561    *(void **)&LINK_c2dGetDriverCapabilities = ::dlsym(ctx->libc2d2,
1562                                           "c2dGetDriverCapabilities");
1563    *(void **)&LINK_c2dCreateFenceFD = ::dlsym(ctx->libc2d2,
1564                                           "c2dCreateFenceFD");
1565    *(void **)&LINK_c2dFillSurface = ::dlsym(ctx->libc2d2,
1566                                           "c2dFillSurface");
1567
1568    if (!LINK_c2dCreateSurface || !LINK_c2dUpdateSurface || !LINK_c2dReadSurface
1569        || !LINK_c2dDraw || !LINK_c2dFlush || !LINK_c2dWaitTimestamp ||
1570        !LINK_c2dFinish  || !LINK_c2dDestroySurface ||
1571        !LINK_c2dGetDriverCapabilities || !LINK_c2dCreateFenceFD ||
1572        !LINK_c2dFillSurface) {
1573        ALOGE("%s: dlsym ERROR", __FUNCTION__);
1574        clean_up(ctx);
1575        status = COPYBIT_FAILURE;
1576        *device = NULL;
1577        return status;
1578    }
1579
1580    ctx->device.common.tag = HARDWARE_DEVICE_TAG;
1581    ctx->device.common.version = 1;
1582    ctx->device.common.module = (hw_module_t*)(module);
1583    ctx->device.common.close = close_copybit;
1584    ctx->device.set_parameter = set_parameter_copybit;
1585    ctx->device.get = get;
1586    ctx->device.blit = blit_copybit;
1587    ctx->device.set_sync = set_sync_copybit;
1588    ctx->device.stretch = stretch_copybit;
1589    ctx->device.finish = finish_copybit;
1590    ctx->device.flush_get_fence = flush_get_fence_copybit;
1591    ctx->device.clear = clear_copybit;
1592    ctx->device.fill_color = fill_color;
1593
1594    /* Create RGB Surface */
1595    surfDefinition.buffer = (void*)0xdddddddd;
1596    surfDefinition.phys = (void*)0xdddddddd;
1597    surfDefinition.stride = 1 * 4;
1598    surfDefinition.width = 1;
1599    surfDefinition.height = 1;
1600    surfDefinition.format = C2D_COLOR_FORMAT_8888_ARGB;
1601    if (LINK_c2dCreateSurface(&(ctx->dst[RGB_SURFACE]), C2D_TARGET | C2D_SOURCE,
1602                              (C2D_SURFACE_TYPE)(C2D_SURFACE_RGB_HOST |
1603                                                 C2D_SURFACE_WITH_PHYS |
1604                                                 C2D_SURFACE_WITH_PHYS_DUMMY ),
1605                                                 &surfDefinition)) {
1606        ALOGE("%s: create ctx->dst_surface[RGB_SURFACE] failed", __FUNCTION__);
1607        ctx->dst[RGB_SURFACE] = 0;
1608        clean_up(ctx);
1609        status = COPYBIT_FAILURE;
1610        *device = NULL;
1611        return status;
1612    }
1613
1614    unsigned int surface_id = 0;
1615    for (int i = 0; i < MAX_RGB_SURFACES; i++)
1616    {
1617        if (LINK_c2dCreateSurface(&surface_id, C2D_TARGET | C2D_SOURCE,
1618                              (C2D_SURFACE_TYPE)(C2D_SURFACE_RGB_HOST |
1619                                                 C2D_SURFACE_WITH_PHYS |
1620                                                 C2D_SURFACE_WITH_PHYS_DUMMY ),
1621                                                 &surfDefinition)) {
1622            ALOGE("%s: create RGB source surface %d failed", __FUNCTION__, i);
1623            ctx->blit_rgb_object[i].surface_id = 0;
1624            status = COPYBIT_FAILURE;
1625            break;
1626        } else {
1627            ctx->blit_rgb_object[i].surface_id = surface_id;
1628            ALOGW("%s i = %d surface_id=%d",  __FUNCTION__, i,
1629                                          ctx->blit_rgb_object[i].surface_id);
1630        }
1631    }
1632
1633    if (status == COPYBIT_FAILURE) {
1634        clean_up(ctx);
1635        status = COPYBIT_FAILURE;
1636        *device = NULL;
1637        return status;
1638    }
1639
1640    // Create 2 plane YUV surfaces
1641    yuvSurfaceDef.format = C2D_COLOR_FORMAT_420_NV12;
1642    yuvSurfaceDef.width = 4;
1643    yuvSurfaceDef.height = 4;
1644    yuvSurfaceDef.plane0 = (void*)0xaaaaaaaa;
1645    yuvSurfaceDef.phys0 = (void*) 0xaaaaaaaa;
1646    yuvSurfaceDef.stride0 = 4;
1647
1648    yuvSurfaceDef.plane1 = (void*)0xaaaaaaaa;
1649    yuvSurfaceDef.phys1 = (void*) 0xaaaaaaaa;
1650    yuvSurfaceDef.stride1 = 4;
1651    if (LINK_c2dCreateSurface(&(ctx->dst[YUV_SURFACE_2_PLANES]),
1652                              C2D_TARGET | C2D_SOURCE,
1653                              (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
1654                               C2D_SURFACE_WITH_PHYS |
1655                               C2D_SURFACE_WITH_PHYS_DUMMY),
1656                              &yuvSurfaceDef)) {
1657        ALOGE("%s: create ctx->dst[YUV_SURFACE_2_PLANES] failed", __FUNCTION__);
1658        ctx->dst[YUV_SURFACE_2_PLANES] = 0;
1659        clean_up(ctx);
1660        status = COPYBIT_FAILURE;
1661        *device = NULL;
1662        return status;
1663    }
1664
1665    for (int i=0; i < MAX_YUV_2_PLANE_SURFACES; i++)
1666    {
1667        if (LINK_c2dCreateSurface(&surface_id, C2D_TARGET | C2D_SOURCE,
1668                              (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
1669                                                 C2D_SURFACE_WITH_PHYS |
1670                                                 C2D_SURFACE_WITH_PHYS_DUMMY ),
1671                              &yuvSurfaceDef)) {
1672            ALOGE("%s: create YUV source %d failed", __FUNCTION__, i);
1673            ctx->blit_yuv_2_plane_object[i].surface_id = 0;
1674            status = COPYBIT_FAILURE;
1675            break;
1676        } else {
1677            ctx->blit_yuv_2_plane_object[i].surface_id = surface_id;
1678            ALOGW("%s: 2 Plane YUV i=%d surface_id=%d",  __FUNCTION__, i,
1679                                   ctx->blit_yuv_2_plane_object[i].surface_id);
1680        }
1681    }
1682
1683    if (status == COPYBIT_FAILURE) {
1684        clean_up(ctx);
1685        status = COPYBIT_FAILURE;
1686        *device = NULL;
1687        return status;
1688    }
1689
1690    // Create YUV 3 plane surfaces
1691    yuvSurfaceDef.format = C2D_COLOR_FORMAT_420_YV12;
1692    yuvSurfaceDef.plane2 = (void*)0xaaaaaaaa;
1693    yuvSurfaceDef.phys2 = (void*) 0xaaaaaaaa;
1694    yuvSurfaceDef.stride2 = 4;
1695
1696    if (LINK_c2dCreateSurface(&(ctx->dst[YUV_SURFACE_3_PLANES]),
1697                              C2D_TARGET | C2D_SOURCE,
1698                              (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
1699                                                 C2D_SURFACE_WITH_PHYS |
1700                                                 C2D_SURFACE_WITH_PHYS_DUMMY),
1701                              &yuvSurfaceDef)) {
1702        ALOGE("%s: create ctx->dst[YUV_SURFACE_3_PLANES] failed", __FUNCTION__);
1703        ctx->dst[YUV_SURFACE_3_PLANES] = 0;
1704        clean_up(ctx);
1705        status = COPYBIT_FAILURE;
1706        *device = NULL;
1707        return status;
1708    }
1709
1710    for (int i=0; i < MAX_YUV_3_PLANE_SURFACES; i++)
1711    {
1712        if (LINK_c2dCreateSurface(&(surface_id),
1713                              C2D_TARGET | C2D_SOURCE,
1714                              (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
1715                                                 C2D_SURFACE_WITH_PHYS |
1716                                                 C2D_SURFACE_WITH_PHYS_DUMMY),
1717                              &yuvSurfaceDef)) {
1718            ALOGE("%s: create 3 plane YUV surface %d failed", __FUNCTION__, i);
1719            ctx->blit_yuv_3_plane_object[i].surface_id = 0;
1720            status = COPYBIT_FAILURE;
1721            break;
1722        } else {
1723            ctx->blit_yuv_3_plane_object[i].surface_id = surface_id;
1724            ALOGW("%s: 3 Plane YUV i=%d surface_id=%d",  __FUNCTION__, i,
1725                                   ctx->blit_yuv_3_plane_object[i].surface_id);
1726        }
1727    }
1728
1729    if (status == COPYBIT_FAILURE) {
1730        clean_up(ctx);
1731        status = COPYBIT_FAILURE;
1732        *device = NULL;
1733        return status;
1734    }
1735
1736    if (LINK_c2dGetDriverCapabilities(&(ctx->c2d_driver_info))) {
1737         ALOGE("%s: LINK_c2dGetDriverCapabilities failed", __FUNCTION__);
1738         clean_up(ctx);
1739         status = COPYBIT_FAILURE;
1740        *device = NULL;
1741        return status;
1742    }
1743    // Initialize context variables.
1744    ctx->trg_transform = C2D_TARGET_ROTATE_0;
1745
1746    ctx->temp_src_buffer.fd = -1;
1747    ctx->temp_src_buffer.base = 0;
1748    ctx->temp_src_buffer.size = 0;
1749
1750    ctx->temp_dst_buffer.fd = -1;
1751    ctx->temp_dst_buffer.base = 0;
1752    ctx->temp_dst_buffer.size = 0;
1753
1754    ctx->fb_width = 0;
1755    ctx->fb_height = 0;
1756
1757    ctx->blit_rgb_count = 0;
1758    ctx->blit_yuv_2_plane_count = 0;
1759    ctx->blit_yuv_3_plane_count = 0;
1760    ctx->blit_count = 0;
1761
1762    ctx->wait_timestamp = false;
1763    ctx->stop_thread = false;
1764    pthread_mutex_init(&(ctx->wait_cleanup_lock), NULL);
1765    pthread_cond_init(&(ctx->wait_cleanup_cond), NULL);
1766    /* Start the wait thread */
1767    pthread_attr_t attr;
1768    pthread_attr_init(&attr);
1769    pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
1770
1771    pthread_create(&ctx->wait_thread_id, &attr, &c2d_wait_loop,
1772                                                            (void *)ctx);
1773    pthread_attr_destroy(&attr);
1774
1775    *device = &ctx->device.common;
1776    return status;
1777}
1778