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      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      3  * Copyright (c) 2010-2016, The Linux Foundation. All rights reserved.
      4  *
      5  * Not a Contribution, Apache license notifications and license are retained
      6  * for attribution purposes only.
      7  *
      8  * Licensed under the Apache License, Version 2.0 (the "License");
      9  * you may not use this file except in compliance with the License.
     10  * You may obtain a copy of the License at
     11  *
     12  *      http://www.apache.org/licenses/LICENSE-2.0
     13  *
     14  * Unless required by applicable law or agreed to in writing, software
     15  * distributed under the License is distributed on an "AS IS" BASIS,
     16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     17  * See the License for the specific language governing permissions and
     18  * limitations under the License.
     19  */
     20 #include <cutils/log.h>
     21 #include <sys/resource.h>
     22 #include <sys/prctl.h>
     23 
     24 #include <stdint.h>
     25 #include <string.h>
     26 #include <unistd.h>
     27 #include <errno.h>
     28 #include <fcntl.h>
     29 
     30 #include <sys/ioctl.h>
     31 #include <sys/types.h>
     32 #include <sys/mman.h>
     33 
     34 #include <linux/msm_kgsl.h>
     35 
     36 #include <EGL/eglplatform.h>
     37 #include <cutils/native_handle.h>
     38 
     39 #include <copybit.h>
     40 #include <alloc_controller.h>
     41 #include <memalloc.h>
     42 
     43 #include "c2d2.h"
     44 #include "software_converter.h"
     45 
     46 #include <dlfcn.h>
     47 
     48 using gralloc::IMemAlloc;
     49 using gralloc::IonController;
     50 using gralloc::alloc_data;
     51 
     52 C2D_STATUS (*LINK_c2dCreateSurface)( uint32 *surface_id,
     53                                      uint32 surface_bits,
     54                                      C2D_SURFACE_TYPE surface_type,
     55                                      void *surface_definition );
     56 
     57 C2D_STATUS (*LINK_c2dUpdateSurface)( uint32 surface_id,
     58                                      uint32 surface_bits,
     59                                      C2D_SURFACE_TYPE surface_type,
     60                                      void *surface_definition );
     61 
     62 C2D_STATUS (*LINK_c2dReadSurface)( uint32 surface_id,
     63                                    C2D_SURFACE_TYPE surface_type,
     64                                    void *surface_definition,
     65                                    int32 x, int32 y );
     66 
     67 C2D_STATUS (*LINK_c2dDraw)( uint32 target_id,
     68                             uint32 target_config, C2D_RECT *target_scissor,
     69                             uint32 target_mask_id, uint32 target_color_key,
     70                             C2D_OBJECT *objects_list, uint32 num_objects );
     71 
     72 C2D_STATUS (*LINK_c2dFinish)( uint32 target_id);
     73 
     74 C2D_STATUS (*LINK_c2dFlush)( uint32 target_id, c2d_ts_handle *timestamp);
     75 
     76 C2D_STATUS (*LINK_c2dWaitTimestamp)( c2d_ts_handle timestamp );
     77 
     78 C2D_STATUS (*LINK_c2dDestroySurface)( uint32 surface_id );
     79 
     80 C2D_STATUS (*LINK_c2dMapAddr) ( int mem_fd, void * hostptr, size_t len,
     81                                 size_t offset, uint32 flags, void ** gpuaddr);
     82 
     83 C2D_STATUS (*LINK_c2dUnMapAddr) ( void * gpuaddr);
     84 
     85 C2D_STATUS (*LINK_c2dGetDriverCapabilities) ( C2D_DRIVER_INFO * driver_info);
     86 
     87 /* create a fence fd for the timestamp */
     88 C2D_STATUS (*LINK_c2dCreateFenceFD) ( uint32 target_id, c2d_ts_handle timestamp,
     89                                                             int32 *fd);
     90 
     91 C2D_STATUS (*LINK_c2dFillSurface) ( uint32 surface_id, uint32 fill_color,
     92                                     C2D_RECT * fill_rect);
     93 
     94 /******************************************************************************/
     95 
     96 #if defined(COPYBIT_Z180)
     97 #define MAX_SCALE_FACTOR    (4096)
     98 #define MAX_DIMENSION       (4096)
     99 #else
    100 #error "Unsupported HW version"
    101 #endif
    102 
    103 // The following defines can be changed as required i.e. as we encounter
    104 // complex use cases.
    105 #define MAX_RGB_SURFACES 32       // Max. RGB layers currently supported per draw
    106 #define MAX_YUV_2_PLANE_SURFACES 4// Max. 2-plane YUV layers currently supported per draw
    107 #define MAX_YUV_3_PLANE_SURFACES 1// Max. 3-plane YUV layers currently supported per draw
    108 // +1 for the destination surface. We cannot have multiple destination surfaces.
    109 #define MAX_SURFACES (MAX_RGB_SURFACES + MAX_YUV_2_PLANE_SURFACES + MAX_YUV_3_PLANE_SURFACES + 1)
    110 #define NUM_SURFACE_TYPES 3      // RGB_SURFACE + YUV_SURFACE_2_PLANES + YUV_SURFACE_3_PLANES
    111 #define MAX_BLIT_OBJECT_COUNT 50 // Max. blit objects that can be passed per draw
    112 
    113 enum {
    114     RGB_SURFACE,
    115     YUV_SURFACE_2_PLANES,
    116     YUV_SURFACE_3_PLANES
    117 };
    118 
    119 enum eConversionType {
    120     CONVERT_TO_ANDROID_FORMAT,
    121     CONVERT_TO_C2D_FORMAT
    122 };
    123 
    124 enum eC2DFlags {
    125     FLAGS_PREMULTIPLIED_ALPHA  = 1<<0,
    126     FLAGS_YUV_DESTINATION      = 1<<1,
    127     FLAGS_TEMP_SRC_DST         = 1<<2
    128 };
    129 
    130 static gralloc::IAllocController* sAlloc = 0;
    131 /******************************************************************************/
    132 
    133 /** State information for each device instance */
    134 struct copybit_context_t {
    135     struct copybit_device_t device;
    136     // Templates for the various source surfaces. These templates are created
    137     // to avoid the expensive create/destroy C2D Surfaces
    138     C2D_OBJECT_STR blit_rgb_object[MAX_RGB_SURFACES];
    139     C2D_OBJECT_STR blit_yuv_2_plane_object[MAX_YUV_2_PLANE_SURFACES];
    140     C2D_OBJECT_STR blit_yuv_3_plane_object[MAX_YUV_3_PLANE_SURFACES];
    141     C2D_OBJECT_STR blit_list[MAX_BLIT_OBJECT_COUNT]; // Z-ordered list of blit objects
    142     C2D_DRIVER_INFO c2d_driver_info;
    143     void *libc2d2;
    144     alloc_data temp_src_buffer;
    145     alloc_data temp_dst_buffer;
    146     unsigned int dst[NUM_SURFACE_TYPES]; // dst surfaces
    147     uintptr_t mapped_gpu_addr[MAX_SURFACES]; // GPU addresses mapped inside copybit
    148     int blit_rgb_count;         // Total RGB surfaces being blit
    149     int blit_yuv_2_plane_count; // Total 2 plane YUV surfaces being
    150     int blit_yuv_3_plane_count; // Total 3 plane YUV  surfaces being blit
    151     int blit_count;             // Total blit objects.
    152     unsigned int trg_transform;      /* target transform */
    153     int fb_width;
    154     int fb_height;
    155     int src_global_alpha;
    156     int config_mask;
    157     int dst_surface_type;
    158     bool is_premultiplied_alpha;
    159     void* time_stamp;
    160     bool dst_surface_mapped; // Set when dst surface is mapped to GPU addr
    161     void* dst_surface_base; // Stores the dst surface addr
    162 
    163     // used for signaling the wait thread
    164     bool wait_timestamp;
    165     pthread_t wait_thread_id;
    166     bool stop_thread;
    167     pthread_mutex_t wait_cleanup_lock;
    168     pthread_cond_t wait_cleanup_cond;
    169 
    170 };
    171 
    172 struct bufferInfo {
    173     int width;
    174     int height;
    175     int format;
    176 };
    177 
    178 struct yuvPlaneInfo {
    179     int yStride;       //luma stride
    180     int plane1_stride;
    181     int plane2_stride;
    182     size_t plane1_offset;
    183     size_t plane2_offset;
    184 };
    185 
    186 /**
    187  * Common hardware methods
    188  */
    189 
    190 static int open_copybit(const struct hw_module_t* module, const char* name,
    191                         struct hw_device_t** device);
    192 
    193 static struct hw_module_methods_t copybit_module_methods = {
    194     .open = open_copybit,
    195 };
    196 
    197 /*
    198  * The COPYBIT Module
    199  */
    200 struct copybit_module_t HAL_MODULE_INFO_SYM = {
    201     .common = {
    202         .tag =  HARDWARE_MODULE_TAG,
    203         .version_major = 1,
    204         .version_minor = 0,
    205         .id = COPYBIT_HARDWARE_MODULE_ID,
    206         .name = "QCT COPYBIT C2D 2.0 Module",
    207         .author = "Qualcomm",
    208         .methods =  &copybit_module_methods
    209     }
    210 };
    211 
    212 
    213 /* thread function which waits on the timeStamp and cleans up the surfaces */
    214 static void* c2d_wait_loop(void* ptr) {
    215     copybit_context_t* ctx = (copybit_context_t*)(ptr);
    216     char thread_name[64] = "copybitWaitThr";
    217     prctl(PR_SET_NAME, (unsigned long) &thread_name, 0, 0, 0);
    218     setpriority(PRIO_PROCESS, 0, HAL_PRIORITY_URGENT_DISPLAY);
    219 
    220     while(ctx->stop_thread == false) {
    221         pthread_mutex_lock(&ctx->wait_cleanup_lock);
    222         while(ctx->wait_timestamp == false && !ctx->stop_thread) {
    223             pthread_cond_wait(&(ctx->wait_cleanup_cond),
    224                               &(ctx->wait_cleanup_lock));
    225         }
    226         if(ctx->wait_timestamp) {
    227             if(LINK_c2dWaitTimestamp(ctx->time_stamp)) {
    228                 ALOGE("%s: LINK_c2dWaitTimeStamp ERROR!!", __FUNCTION__);
    229             }
    230             ctx->wait_timestamp = false;
    231             // Unmap any mapped addresses.
    232             for (int i = 0; i < MAX_SURFACES; i++) {
    233                 if (ctx->mapped_gpu_addr[i]) {
    234                     LINK_c2dUnMapAddr( (void*)ctx->mapped_gpu_addr[i]);
    235                     ctx->mapped_gpu_addr[i] = 0;
    236                 }
    237             }
    238             // Reset the counts after the draw.
    239             ctx->blit_rgb_count = 0;
    240             ctx->blit_yuv_2_plane_count = 0;
    241             ctx->blit_yuv_3_plane_count = 0;
    242             ctx->blit_count = 0;
    243             ctx->dst_surface_mapped = false;
    244             ctx->dst_surface_base = 0;
    245         }
    246         pthread_mutex_unlock(&ctx->wait_cleanup_lock);
    247         if(ctx->stop_thread)
    248             break;
    249     }
    250     pthread_exit(NULL);
    251     return NULL;
    252 }
    253 
    254 
    255 /* convert COPYBIT_FORMAT to C2D format */
    256 static int get_format(int format) {
    257     switch (format) {
    258         case HAL_PIXEL_FORMAT_RGB_565:        return C2D_COLOR_FORMAT_565_RGB;
    259         case HAL_PIXEL_FORMAT_RGB_888:        return C2D_COLOR_FORMAT_888_RGB |
    260                                               C2D_FORMAT_SWAP_RB;
    261         case HAL_PIXEL_FORMAT_RGBX_8888:      return C2D_COLOR_FORMAT_8888_ARGB |
    262                                               C2D_FORMAT_SWAP_RB |
    263                                                   C2D_FORMAT_DISABLE_ALPHA;
    264         case HAL_PIXEL_FORMAT_RGBA_8888:      return C2D_COLOR_FORMAT_8888_ARGB |
    265                                               C2D_FORMAT_SWAP_RB;
    266         case HAL_PIXEL_FORMAT_BGRA_8888:      return C2D_COLOR_FORMAT_8888_ARGB;
    267         case HAL_PIXEL_FORMAT_YCbCr_420_SP:   return C2D_COLOR_FORMAT_420_NV12;
    268         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:return C2D_COLOR_FORMAT_420_NV12;
    269         case HAL_PIXEL_FORMAT_YCrCb_420_SP:   return C2D_COLOR_FORMAT_420_NV21;
    270         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: return C2D_COLOR_FORMAT_420_NV12 |
    271                                                   C2D_FORMAT_MACROTILED;
    272         default:                              ALOGE("%s: invalid format (0x%x",
    273                                                      __FUNCTION__, format);
    274                                               return -EINVAL;
    275     }
    276     return -EINVAL;
    277 }
    278 
    279 /* Get the C2D formats needed for conversion to YUV */
    280 static int get_c2d_format_for_yuv_destination(int halFormat) {
    281     switch (halFormat) {
    282         // We do not swap the RB when the target is YUV
    283         case HAL_PIXEL_FORMAT_RGBX_8888:      return C2D_COLOR_FORMAT_8888_ARGB |
    284                                               C2D_FORMAT_DISABLE_ALPHA;
    285         case HAL_PIXEL_FORMAT_RGBA_8888:      return C2D_COLOR_FORMAT_8888_ARGB;
    286         // The U and V need to be interchanged when the target is YUV
    287         case HAL_PIXEL_FORMAT_YCbCr_420_SP:   return C2D_COLOR_FORMAT_420_NV21;
    288         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:return C2D_COLOR_FORMAT_420_NV21;
    289         case HAL_PIXEL_FORMAT_YCrCb_420_SP:   return C2D_COLOR_FORMAT_420_NV12;
    290         default:                              return get_format(halFormat);
    291     }
    292     return -EINVAL;
    293 }
    294 
    295 /* ------------------------------------------------------------------- *//*!
    296  * \internal
    297  * \brief Get the bpp for a particular color format
    298  * \param color format
    299  * \return bits per pixel
    300  *//* ------------------------------------------------------------------- */
    301 int c2diGetBpp(int32 colorformat)
    302 {
    303 
    304     int c2dBpp = 0;
    305 
    306     switch(colorformat&0xFF)
    307     {
    308         case C2D_COLOR_FORMAT_4444_RGBA:
    309         case C2D_COLOR_FORMAT_4444_ARGB:
    310         case C2D_COLOR_FORMAT_1555_ARGB:
    311         case C2D_COLOR_FORMAT_565_RGB:
    312         case C2D_COLOR_FORMAT_5551_RGBA:
    313             c2dBpp = 16;
    314             break;
    315         case C2D_COLOR_FORMAT_8888_RGBA:
    316         case C2D_COLOR_FORMAT_8888_ARGB:
    317             c2dBpp = 32;
    318             break;
    319         case C2D_COLOR_FORMAT_888_RGB:
    320             c2dBpp = 24;
    321             break;
    322         case C2D_COLOR_FORMAT_8_L:
    323         case C2D_COLOR_FORMAT_8_A:
    324             c2dBpp = 8;
    325             break;
    326         case C2D_COLOR_FORMAT_4_A:
    327             c2dBpp = 4;
    328             break;
    329         case C2D_COLOR_FORMAT_1:
    330             c2dBpp = 1;
    331             break;
    332         default:
    333             ALOGE("%s ERROR", __func__);
    334             break;
    335     }
    336     return c2dBpp;
    337 }
    338 
    339 static size_t c2d_get_gpuaddr(copybit_context_t* ctx,
    340                               struct private_handle_t *handle, int &mapped_idx)
    341 {
    342     uint32 memtype;
    343     size_t *gpuaddr = 0;
    344     C2D_STATUS rc;
    345     int freeindex = 0;
    346     bool mapaddr = false;
    347 
    348     if(!handle)
    349         return 0;
    350 
    351     if (handle->flags & (private_handle_t::PRIV_FLAGS_USES_PMEM |
    352                          private_handle_t::PRIV_FLAGS_USES_PMEM_ADSP))
    353         memtype = KGSL_USER_MEM_TYPE_PMEM;
    354     else if (handle->flags & private_handle_t::PRIV_FLAGS_USES_ASHMEM)
    355         memtype = KGSL_USER_MEM_TYPE_ASHMEM;
    356     else if (handle->flags & private_handle_t::PRIV_FLAGS_USES_ION)
    357         memtype = KGSL_USER_MEM_TYPE_ION;
    358     else {
    359         ALOGE("Invalid handle flags: 0x%x", handle->flags);
    360         return 0;
    361     }
    362 
    363     // Check for a freeindex in the mapped_gpu_addr list
    364     for (freeindex = 0; freeindex < MAX_SURFACES; freeindex++) {
    365         if (ctx->mapped_gpu_addr[freeindex] == 0) {
    366             // free index is available
    367             // map GPU addr and use this as mapped_idx
    368             mapaddr = true;
    369             break;
    370         }
    371     }
    372 
    373     if(mapaddr) {
    374         rc = LINK_c2dMapAddr(handle->fd, (void*)handle->base, handle->size,
    375                              handle->offset, memtype, (void**)&gpuaddr);
    376 
    377         if (rc == C2D_STATUS_OK) {
    378             // We have mapped the GPU address inside copybit. We need to unmap
    379             // this address after the blit. Store this address
    380             ctx->mapped_gpu_addr[freeindex] = (size_t)gpuaddr;
    381             mapped_idx = freeindex;
    382         }
    383     }
    384     return (size_t)gpuaddr;
    385 }
    386 
    387 static void unmap_gpuaddr(copybit_context_t* ctx, int mapped_idx)
    388 {
    389     if (!ctx || (mapped_idx == -1))
    390         return;
    391 
    392     if (ctx->mapped_gpu_addr[mapped_idx]) {
    393         LINK_c2dUnMapAddr( (void*)ctx->mapped_gpu_addr[mapped_idx]);
    394         ctx->mapped_gpu_addr[mapped_idx] = 0;
    395     }
    396 }
    397 
    398 static int is_supported_rgb_format(int format)
    399 {
    400     switch(format) {
    401         case HAL_PIXEL_FORMAT_RGBA_8888:
    402         case HAL_PIXEL_FORMAT_RGBX_8888:
    403         case HAL_PIXEL_FORMAT_RGB_888:
    404         case HAL_PIXEL_FORMAT_RGB_565:
    405         case HAL_PIXEL_FORMAT_BGRA_8888: {
    406             return COPYBIT_SUCCESS;
    407         }
    408         default:
    409             return COPYBIT_FAILURE;
    410     }
    411 }
    412 
    413 static int get_num_planes(int format)
    414 {
    415     switch(format) {
    416         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
    417         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
    418         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
    419         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: {
    420             return 2;
    421         }
    422         case HAL_PIXEL_FORMAT_YV12: {
    423             return 3;
    424         }
    425         default:
    426             return COPYBIT_FAILURE;
    427     }
    428 }
    429 
    430 static int is_supported_yuv_format(int format)
    431 {
    432     switch(format) {
    433         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
    434         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
    435         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
    436         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: {
    437             return COPYBIT_SUCCESS;
    438         }
    439         default:
    440             return COPYBIT_FAILURE;
    441     }
    442 }
    443 
    444 static int is_valid_destination_format(int format)
    445 {
    446     if (format == HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED) {
    447         // C2D does not support NV12Tile as a destination format.
    448         return COPYBIT_FAILURE;
    449     }
    450     return COPYBIT_SUCCESS;
    451 }
    452 
    453 static int calculate_yuv_offset_and_stride(const bufferInfo& info,
    454                                            yuvPlaneInfo& yuvInfo)
    455 {
    456     int width  = info.width;
    457     int height = info.height;
    458     int format = info.format;
    459 
    460     int aligned_height = 0;
    461     int aligned_width = 0, size = 0;
    462 
    463     switch (format) {
    464         case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: {
    465             /* NV12 Tile buffers have their luma height aligned to 32bytes and width
    466              * aligned to 128 bytes. The chroma offset starts at an 8K boundary
    467              */
    468             aligned_height = ALIGN(height, 32);
    469             aligned_width  = ALIGN(width, 128);
    470             size = aligned_width * aligned_height;
    471             yuvInfo.plane1_offset = ALIGN(size,8192);
    472             yuvInfo.yStride = aligned_width;
    473             yuvInfo.plane1_stride = aligned_width;
    474             break;
    475         }
    476         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
    477         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
    478         case HAL_PIXEL_FORMAT_YCrCb_420_SP: {
    479             aligned_width = ALIGN(width, 32);
    480             yuvInfo.yStride = aligned_width;
    481             yuvInfo.plane1_stride = aligned_width;
    482             if (HAL_PIXEL_FORMAT_NV12_ENCODEABLE == format) {
    483                 // The encoder requires a 2K aligned chroma offset
    484                 yuvInfo.plane1_offset = ALIGN(aligned_width * height, 2048);
    485             } else
    486                 yuvInfo.plane1_offset = aligned_width * height;
    487 
    488             break;
    489         }
    490         default: {
    491             return COPYBIT_FAILURE;
    492         }
    493     }
    494     return COPYBIT_SUCCESS;
    495 }
    496 
    497 /** create C2D surface from copybit image */
    498 static int set_image(copybit_context_t* ctx, uint32 surfaceId,
    499                       const struct copybit_image_t *rhs,
    500                       const eC2DFlags flags, int &mapped_idx)
    501 {
    502     struct private_handle_t* handle = (struct private_handle_t*)rhs->handle;
    503     C2D_SURFACE_TYPE surfaceType;
    504     int status = COPYBIT_SUCCESS;
    505     uint64_t gpuaddr = 0;
    506     int c2d_format;
    507     mapped_idx = -1;
    508 
    509     if (flags & FLAGS_YUV_DESTINATION) {
    510         c2d_format = get_c2d_format_for_yuv_destination(rhs->format);
    511     } else {
    512         c2d_format = get_format(rhs->format);
    513     }
    514 
    515     if(c2d_format == -EINVAL) {
    516         ALOGE("%s: invalid format", __FUNCTION__);
    517         return -EINVAL;
    518     }
    519 
    520     if(handle == NULL) {
    521         ALOGE("%s: invalid handle", __func__);
    522         return -EINVAL;
    523     }
    524 
    525     if (handle->gpuaddr == 0) {
    526         gpuaddr = c2d_get_gpuaddr(ctx, handle, mapped_idx);
    527         if(!gpuaddr) {
    528             ALOGE("%s: c2d_get_gpuaddr failed", __FUNCTION__);
    529             return COPYBIT_FAILURE;
    530         }
    531     } else {
    532         gpuaddr = handle->gpuaddr;
    533     }
    534 
    535     /* create C2D surface */
    536     if(is_supported_rgb_format(rhs->format) == COPYBIT_SUCCESS) {
    537         /* RGB */
    538         C2D_RGB_SURFACE_DEF surfaceDef;
    539 
    540         surfaceType = (C2D_SURFACE_TYPE) (C2D_SURFACE_RGB_HOST | C2D_SURFACE_WITH_PHYS);
    541 
    542         surfaceDef.phys = (void*) gpuaddr;
    543         surfaceDef.buffer = (void*) (handle->base);
    544 
    545         surfaceDef.format = c2d_format |
    546             ((flags & FLAGS_PREMULTIPLIED_ALPHA) ? C2D_FORMAT_PREMULTIPLIED : 0);
    547         surfaceDef.width = rhs->w;
    548         surfaceDef.height = rhs->h;
    549         int aligned_width = ALIGN((int)surfaceDef.width,32);
    550         surfaceDef.stride = (aligned_width * c2diGetBpp(surfaceDef.format))>>3;
    551 
    552         if(LINK_c2dUpdateSurface( surfaceId,C2D_TARGET | C2D_SOURCE, surfaceType,
    553                                   &surfaceDef)) {
    554             ALOGE("%s: RGB Surface c2dUpdateSurface ERROR", __FUNCTION__);
    555             unmap_gpuaddr(ctx, mapped_idx);
    556             status = COPYBIT_FAILURE;
    557         }
    558     } else if (is_supported_yuv_format(rhs->format) == COPYBIT_SUCCESS) {
    559         C2D_YUV_SURFACE_DEF surfaceDef;
    560         memset(&surfaceDef, 0, sizeof(surfaceDef));
    561         surfaceType = (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST | C2D_SURFACE_WITH_PHYS);
    562         surfaceDef.format = c2d_format;
    563 
    564         bufferInfo info;
    565         info.width = rhs->w;
    566         info.height = rhs->h;
    567         info.format = rhs->format;
    568 
    569         yuvPlaneInfo yuvInfo = {0};
    570         status = calculate_yuv_offset_and_stride(info, yuvInfo);
    571         if(status != COPYBIT_SUCCESS) {
    572             ALOGE("%s: calculate_yuv_offset_and_stride error", __FUNCTION__);
    573             unmap_gpuaddr(ctx, mapped_idx);
    574         }
    575 
    576         surfaceDef.width = rhs->w;
    577         surfaceDef.height = rhs->h;
    578         surfaceDef.plane0 = (void*) (handle->base);
    579         surfaceDef.phys0 = (void*) (gpuaddr);
    580         surfaceDef.stride0 = yuvInfo.yStride;
    581 
    582         surfaceDef.plane1 = (void*) (handle->base + yuvInfo.plane1_offset);
    583         surfaceDef.phys1 = (void*) (gpuaddr + yuvInfo.plane1_offset);
    584         surfaceDef.stride1 = yuvInfo.plane1_stride;
    585         if (3 == get_num_planes(rhs->format)) {
    586             surfaceDef.plane2 = (void*) (handle->base + yuvInfo.plane2_offset);
    587             surfaceDef.phys2 = (void*) (gpuaddr + yuvInfo.plane2_offset);
    588             surfaceDef.stride2 = yuvInfo.plane2_stride;
    589         }
    590 
    591         if(LINK_c2dUpdateSurface( surfaceId,C2D_TARGET | C2D_SOURCE, surfaceType,
    592                                   &surfaceDef)) {
    593             ALOGE("%s: YUV Surface c2dUpdateSurface ERROR", __FUNCTION__);
    594             unmap_gpuaddr(ctx, mapped_idx);
    595             status = COPYBIT_FAILURE;
    596         }
    597     } else {
    598         ALOGE("%s: invalid format 0x%x", __FUNCTION__, rhs->format);
    599         unmap_gpuaddr(ctx, mapped_idx);
    600         status = COPYBIT_FAILURE;
    601     }
    602 
    603     return status;
    604 }
    605 
    606 /** copy the bits */
    607 static int msm_copybit(struct copybit_context_t *ctx, unsigned int target)
    608 {
    609     if (ctx->blit_count == 0) {
    610         return COPYBIT_SUCCESS;
    611     }
    612 
    613     for (int i = 0; i < ctx->blit_count; i++)
    614     {
    615         ctx->blit_list[i].next = &(ctx->blit_list[i+1]);
    616     }
    617     ctx->blit_list[ctx->blit_count-1].next = NULL;
    618     uint32_t target_transform = ctx->trg_transform;
    619     if (ctx->c2d_driver_info.capabilities_mask &
    620         C2D_DRIVER_SUPPORTS_OVERRIDE_TARGET_ROTATE_OP) {
    621         // For A3xx - set 0x0 as the transform is set in the config_mask
    622         target_transform = 0x0;
    623     }
    624     if(LINK_c2dDraw(target, target_transform, 0x0, 0, 0, ctx->blit_list,
    625                     ctx->blit_count)) {
    626         ALOGE("%s: LINK_c2dDraw ERROR", __FUNCTION__);
    627         return COPYBIT_FAILURE;
    628     }
    629     return COPYBIT_SUCCESS;
    630 }
    631 
    632 
    633 
    634 static int flush_get_fence_copybit (struct copybit_device_t *dev, int* fd)
    635 {
    636     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
    637     int status = COPYBIT_FAILURE;
    638     if (!ctx)
    639         return COPYBIT_FAILURE;
    640     pthread_mutex_lock(&ctx->wait_cleanup_lock);
    641     status = msm_copybit(ctx, ctx->dst[ctx->dst_surface_type]);
    642 
    643     if(LINK_c2dFlush(ctx->dst[ctx->dst_surface_type], &ctx->time_stamp)) {
    644         ALOGE("%s: LINK_c2dFlush ERROR", __FUNCTION__);
    645         // unlock the mutex and return failure
    646         pthread_mutex_unlock(&ctx->wait_cleanup_lock);
    647         return COPYBIT_FAILURE;
    648     }
    649     if(LINK_c2dCreateFenceFD(ctx->dst[ctx->dst_surface_type], ctx->time_stamp,
    650                                                                         fd)) {
    651         ALOGE("%s: LINK_c2dCreateFenceFD ERROR", __FUNCTION__);
    652         status = COPYBIT_FAILURE;
    653     }
    654     if(status == COPYBIT_SUCCESS) {
    655         //signal the wait_thread
    656         ctx->wait_timestamp = true;
    657         pthread_cond_signal(&ctx->wait_cleanup_cond);
    658     }
    659     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
    660     return status;
    661 }
    662 
    663 static int finish_copybit(struct copybit_device_t *dev)
    664 {
    665     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
    666     if (!ctx)
    667         return COPYBIT_FAILURE;
    668 
    669    int status = msm_copybit(ctx, ctx->dst[ctx->dst_surface_type]);
    670 
    671    if(LINK_c2dFinish(ctx->dst[ctx->dst_surface_type])) {
    672         ALOGE("%s: LINK_c2dFinish ERROR", __FUNCTION__);
    673         return COPYBIT_FAILURE;
    674     }
    675 
    676     // Unmap any mapped addresses.
    677     for (int i = 0; i < MAX_SURFACES; i++) {
    678         if (ctx->mapped_gpu_addr[i]) {
    679             LINK_c2dUnMapAddr( (void*)ctx->mapped_gpu_addr[i]);
    680             ctx->mapped_gpu_addr[i] = 0;
    681         }
    682     }
    683 
    684     // Reset the counts after the draw.
    685     ctx->blit_rgb_count = 0;
    686     ctx->blit_yuv_2_plane_count = 0;
    687     ctx->blit_yuv_3_plane_count = 0;
    688     ctx->blit_count = 0;
    689     ctx->dst_surface_mapped = false;
    690     ctx->dst_surface_base = 0;
    691 
    692     return status;
    693 }
    694 
    695 static int clear_copybit(struct copybit_device_t *dev,
    696                          struct copybit_image_t const *buf,
    697                          struct copybit_rect_t *rect)
    698 {
    699     int ret = COPYBIT_SUCCESS;
    700     int flags = FLAGS_PREMULTIPLIED_ALPHA;
    701     int mapped_dst_idx = -1;
    702     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
    703     C2D_RECT c2drect = {rect->l, rect->t, rect->r - rect->l, rect->b - rect->t};
    704     pthread_mutex_lock(&ctx->wait_cleanup_lock);
    705     if(!ctx->dst_surface_mapped) {
    706         ret = set_image(ctx, ctx->dst[RGB_SURFACE], buf,
    707                         (eC2DFlags)flags, mapped_dst_idx);
    708         if(ret) {
    709             ALOGE("%s: set_image error", __FUNCTION__);
    710             unmap_gpuaddr(ctx, mapped_dst_idx);
    711             pthread_mutex_unlock(&ctx->wait_cleanup_lock);
    712             return COPYBIT_FAILURE;
    713         }
    714         //clear_copybit is the first call made by HWC for each composition
    715         //with the dest surface, hence set dst_surface_mapped.
    716         ctx->dst_surface_mapped = true;
    717         ctx->dst_surface_base = buf->base;
    718         ret = LINK_c2dFillSurface(ctx->dst[RGB_SURFACE], 0x0, &c2drect);
    719     }
    720     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
    721     return ret;
    722 }
    723 
    724 
    725 /** setup rectangles */
    726 static void set_rects(struct copybit_context_t *ctx,
    727                       C2D_OBJECT *c2dObject,
    728                       const struct copybit_rect_t *dst,
    729                       const struct copybit_rect_t *src,
    730                       const struct copybit_rect_t *scissor)
    731 {
    732     // Set the target rect.
    733     if((ctx->trg_transform & C2D_TARGET_ROTATE_90) &&
    734        (ctx->trg_transform & C2D_TARGET_ROTATE_180)) {
    735         /* target rotation is 270 */
    736         c2dObject->target_rect.x        = (dst->t)<<16;
    737         c2dObject->target_rect.y        = ctx->fb_width?
    738                 (ALIGN(ctx->fb_width,32)- dst->r):dst->r;
    739         c2dObject->target_rect.y        = c2dObject->target_rect.y<<16;
    740         c2dObject->target_rect.height   = ((dst->r) - (dst->l))<<16;
    741         c2dObject->target_rect.width    = ((dst->b) - (dst->t))<<16;
    742     } else if(ctx->trg_transform & C2D_TARGET_ROTATE_90) {
    743         c2dObject->target_rect.x        = ctx->fb_height?(ctx->fb_height - dst->b):dst->b;
    744         c2dObject->target_rect.x        = c2dObject->target_rect.x<<16;
    745         c2dObject->target_rect.y        = (dst->l)<<16;
    746         c2dObject->target_rect.height   = ((dst->r) - (dst->l))<<16;
    747         c2dObject->target_rect.width    = ((dst->b) - (dst->t))<<16;
    748     } else if(ctx->trg_transform & C2D_TARGET_ROTATE_180) {
    749         c2dObject->target_rect.y        = ctx->fb_height?(ctx->fb_height - dst->b):dst->b;
    750         c2dObject->target_rect.y        = c2dObject->target_rect.y<<16;
    751         c2dObject->target_rect.x        = ctx->fb_width?
    752                 (ALIGN(ctx->fb_width,32) - dst->r):dst->r;
    753         c2dObject->target_rect.x        = c2dObject->target_rect.x<<16;
    754         c2dObject->target_rect.height   = ((dst->b) - (dst->t))<<16;
    755         c2dObject->target_rect.width    = ((dst->r) - (dst->l))<<16;
    756     } else {
    757         c2dObject->target_rect.x        = (dst->l)<<16;
    758         c2dObject->target_rect.y        = (dst->t)<<16;
    759         c2dObject->target_rect.height   = ((dst->b) - (dst->t))<<16;
    760         c2dObject->target_rect.width    = ((dst->r) - (dst->l))<<16;
    761     }
    762     c2dObject->config_mask |= C2D_TARGET_RECT_BIT;
    763 
    764     // Set the source rect
    765     c2dObject->source_rect.x        = (src->l)<<16;
    766     c2dObject->source_rect.y        = (src->t)<<16;
    767     c2dObject->source_rect.height   = ((src->b) - (src->t))<<16;
    768     c2dObject->source_rect.width    = ((src->r) - (src->l))<<16;
    769     c2dObject->config_mask |= C2D_SOURCE_RECT_BIT;
    770 
    771     // Set the scissor rect
    772     c2dObject->scissor_rect.x       = scissor->l;
    773     c2dObject->scissor_rect.y       = scissor->t;
    774     c2dObject->scissor_rect.height  = (scissor->b) - (scissor->t);
    775     c2dObject->scissor_rect.width   = (scissor->r) - (scissor->l);
    776     c2dObject->config_mask |= C2D_SCISSOR_RECT_BIT;
    777 }
    778 
    779 /*****************************************************************************/
    780 
    781 /** Set a parameter to value */
    782 static int set_parameter_copybit(
    783     struct copybit_device_t *dev,
    784     int name,
    785     int value)
    786 {
    787     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
    788     int status = COPYBIT_SUCCESS;
    789     if (!ctx) {
    790         ALOGE("%s: null context", __FUNCTION__);
    791         return -EINVAL;
    792     }
    793 
    794     pthread_mutex_lock(&ctx->wait_cleanup_lock);
    795     switch(name) {
    796         case COPYBIT_PLANE_ALPHA:
    797         {
    798             if (value < 0)      value = 0;
    799             if (value >= 256)   value = 255;
    800 
    801             ctx->src_global_alpha = value;
    802             if (value < 255)
    803                 ctx->config_mask |= C2D_GLOBAL_ALPHA_BIT;
    804             else
    805                 ctx->config_mask &= ~C2D_GLOBAL_ALPHA_BIT;
    806         }
    807         break;
    808         case COPYBIT_BLEND_MODE:
    809         {
    810             if (value == COPYBIT_BLENDING_NONE) {
    811                 ctx->config_mask |= C2D_ALPHA_BLEND_NONE;
    812                 ctx->is_premultiplied_alpha = true;
    813             } else if (value == COPYBIT_BLENDING_PREMULT) {
    814                 ctx->is_premultiplied_alpha = true;
    815             } else {
    816                 ctx->config_mask &= ~C2D_ALPHA_BLEND_NONE;
    817             }
    818         }
    819         break;
    820         case COPYBIT_TRANSFORM:
    821         {
    822             unsigned int transform = 0;
    823             uint32 config_mask = 0;
    824             config_mask |= C2D_OVERRIDE_GLOBAL_TARGET_ROTATE_CONFIG;
    825             if((value & 0x7) == COPYBIT_TRANSFORM_ROT_180) {
    826                 transform = C2D_TARGET_ROTATE_180;
    827                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_180;
    828             } else if((value & 0x7) == COPYBIT_TRANSFORM_ROT_270) {
    829                 transform = C2D_TARGET_ROTATE_90;
    830                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_90;
    831             } else if(value == COPYBIT_TRANSFORM_ROT_90) {
    832                 transform = C2D_TARGET_ROTATE_270;
    833                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_270;
    834             } else {
    835                 config_mask |= C2D_OVERRIDE_TARGET_ROTATE_0;
    836                 if(value & COPYBIT_TRANSFORM_FLIP_H) {
    837                     config_mask |= C2D_MIRROR_H_BIT;
    838                 } else if(value & COPYBIT_TRANSFORM_FLIP_V) {
    839                     config_mask |= C2D_MIRROR_V_BIT;
    840                 }
    841             }
    842 
    843             if (ctx->c2d_driver_info.capabilities_mask &
    844                 C2D_DRIVER_SUPPORTS_OVERRIDE_TARGET_ROTATE_OP) {
    845                 ctx->config_mask |= config_mask;
    846             } else {
    847                 // The transform for this surface does not match the current
    848                 // target transform. Draw all previous surfaces. This will be
    849                 // changed once we have a new mechanism to send different
    850                 // target rotations to c2d.
    851                 finish_copybit(dev);
    852             }
    853             ctx->trg_transform = transform;
    854         }
    855         break;
    856         case COPYBIT_FRAMEBUFFER_WIDTH:
    857             ctx->fb_width = value;
    858             break;
    859         case COPYBIT_FRAMEBUFFER_HEIGHT:
    860             ctx->fb_height = value;
    861             break;
    862         case COPYBIT_ROTATION_DEG:
    863         case COPYBIT_DITHER:
    864         case COPYBIT_BLUR:
    865         case COPYBIT_BLIT_TO_FRAMEBUFFER:
    866             // Do nothing
    867             break;
    868         default:
    869             ALOGE("%s: default case param=0x%x", __FUNCTION__, name);
    870             status = -EINVAL;
    871             break;
    872     }
    873     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
    874     return status;
    875 }
    876 
    877 /** Get a static info value */
    878 static int get(struct copybit_device_t *dev, int name)
    879 {
    880     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
    881     int value;
    882 
    883     if (!ctx) {
    884         ALOGE("%s: null context error", __FUNCTION__);
    885         return -EINVAL;
    886     }
    887 
    888     switch(name) {
    889         case COPYBIT_MINIFICATION_LIMIT:
    890             value = MAX_SCALE_FACTOR;
    891             break;
    892         case COPYBIT_MAGNIFICATION_LIMIT:
    893             value = MAX_SCALE_FACTOR;
    894             break;
    895         case COPYBIT_SCALING_FRAC_BITS:
    896             value = 32;
    897             break;
    898         case COPYBIT_ROTATION_STEP_DEG:
    899             value = 1;
    900             break;
    901         default:
    902             ALOGE("%s: default case param=0x%x", __FUNCTION__, name);
    903             value = -EINVAL;
    904     }
    905     return value;
    906 }
    907 
    908 /* Function to check if we need a temporary buffer for the blit.
    909  * This would happen if the requested destination stride and the
    910  * C2D stride do not match. We ignore RGB buffers, since their
    911  * stride is always aligned to 32.
    912  */
    913 static bool need_temp_buffer(struct copybit_image_t const *img)
    914 {
    915     if (COPYBIT_SUCCESS == is_supported_rgb_format(img->format))
    916         return false;
    917 
    918     struct private_handle_t* handle = (struct private_handle_t*)img->handle;
    919 
    920     // The width parameter in the handle contains the aligned_w. We check if we
    921     // need to convert based on this param. YUV formats have bpp=1, so checking
    922     // if the requested stride is aligned should suffice.
    923     if (0 == (handle->width)%32) {
    924         return false;
    925     }
    926 
    927     return true;
    928 }
    929 
    930 /* Function to extract the information from the copybit image and set the corresponding
    931  * values in the bufferInfo struct.
    932  */
    933 static void populate_buffer_info(struct copybit_image_t const *img, bufferInfo& info)
    934 {
    935     info.width = img->w;
    936     info.height = img->h;
    937     info.format = img->format;
    938 }
    939 
    940 /* Function to get the required size for a particular format, inorder for C2D to perform
    941  * the blit operation.
    942  */
    943 static int get_size(const bufferInfo& info)
    944 {
    945     int size = 0;
    946     int w = info.width;
    947     int h = info.height;
    948     int aligned_w = ALIGN(w, 32);
    949     switch(info.format) {
    950         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
    951             {
    952                 // Chroma for this format is aligned to 2K.
    953                 size = ALIGN((aligned_w*h), 2048) +
    954                         ALIGN(aligned_w/2, 32) * (h/2) *2;
    955                 size = ALIGN(size, 4096);
    956             } break;
    957         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
    958         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
    959             {
    960                 size = aligned_w * h +
    961                        ALIGN(aligned_w/2, 32) * (h/2) * 2;
    962                 size = ALIGN(size, 4096);
    963             } break;
    964         default: break;
    965     }
    966     return size;
    967 }
    968 
    969 /* Function to allocate memory for the temporary buffer. This memory is
    970  * allocated from Ashmem. It is the caller's responsibility to free this
    971  * memory.
    972  */
    973 static int get_temp_buffer(const bufferInfo& info, alloc_data& data)
    974 {
    975     ALOGD("%s E", __FUNCTION__);
    976     // Alloc memory from system heap
    977     data.base = 0;
    978     data.fd = -1;
    979     data.offset = 0;
    980     data.size = get_size(info);
    981     data.align = getpagesize();
    982     data.uncached = true;
    983     int allocFlags = GRALLOC_USAGE_PRIVATE_SYSTEM_HEAP;
    984 
    985     if (sAlloc == 0) {
    986         sAlloc = gralloc::IAllocController::getInstance();
    987     }
    988 
    989     if (sAlloc == 0) {
    990         ALOGE("%s: sAlloc is still NULL", __FUNCTION__);
    991         return COPYBIT_FAILURE;
    992     }
    993 
    994     int err = sAlloc->allocate(data, allocFlags);
    995     if (0 != err) {
    996         ALOGE("%s: allocate failed", __FUNCTION__);
    997         return COPYBIT_FAILURE;
    998     }
    999 
   1000     ALOGD("%s X", __FUNCTION__);
   1001     return err;
   1002 }
   1003 
   1004 /* Function to free the temporary allocated memory.*/
   1005 static void free_temp_buffer(alloc_data &data)
   1006 {
   1007     if (-1 != data.fd) {
   1008         IMemAlloc* memalloc = sAlloc->getAllocator(data.allocType);
   1009         memalloc->free_buffer(data.base, data.size, 0, data.fd);
   1010     }
   1011 }
   1012 
   1013 /* Function to perform the software color conversion. Convert the
   1014  * C2D compatible format to the Android compatible format
   1015  */
   1016 static int copy_image(private_handle_t *src_handle,
   1017                       struct copybit_image_t const *rhs,
   1018                       eConversionType conversionType)
   1019 {
   1020     if (src_handle->fd == -1) {
   1021         ALOGE("%s: src_handle fd is invalid", __FUNCTION__);
   1022         return COPYBIT_FAILURE;
   1023     }
   1024 
   1025     // Copy the info.
   1026     int ret = COPYBIT_SUCCESS;
   1027     switch(rhs->format) {
   1028         case HAL_PIXEL_FORMAT_NV12_ENCODEABLE:
   1029         case HAL_PIXEL_FORMAT_YCbCr_420_SP:
   1030         case HAL_PIXEL_FORMAT_YCrCb_420_SP:
   1031             {
   1032                 if (CONVERT_TO_ANDROID_FORMAT == conversionType) {
   1033                     return convert_yuv_c2d_to_yuv_android(src_handle, rhs);
   1034                 } else {
   1035                     return convert_yuv_android_to_yuv_c2d(src_handle, rhs);
   1036                 }
   1037 
   1038             } break;
   1039         default: {
   1040             ALOGE("%s: invalid format 0x%x", __FUNCTION__, rhs->format);
   1041             ret = COPYBIT_FAILURE;
   1042         } break;
   1043     }
   1044     return ret;
   1045 }
   1046 
   1047 static void delete_handle(private_handle_t *handle)
   1048 {
   1049     if (handle) {
   1050         delete handle;
   1051         handle = 0;
   1052     }
   1053 }
   1054 
   1055 static bool need_to_execute_draw(eC2DFlags flags)
   1056 {
   1057     if (flags & FLAGS_TEMP_SRC_DST) {
   1058         return true;
   1059     }
   1060     if (flags & FLAGS_YUV_DESTINATION) {
   1061         return true;
   1062     }
   1063     return false;
   1064 }
   1065 
   1066 /** do a stretch blit type operation */
   1067 static int stretch_copybit_internal(
   1068     struct copybit_device_t *dev,
   1069     struct copybit_image_t const *dst,
   1070     struct copybit_image_t const *src,
   1071     struct copybit_rect_t const *dst_rect,
   1072     struct copybit_rect_t const *src_rect,
   1073     struct copybit_region_t const *region,
   1074     bool enableBlend)
   1075 {
   1076     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
   1077     int status = COPYBIT_SUCCESS;
   1078     int flags = 0;
   1079     int src_surface_type;
   1080     int mapped_src_idx = -1, mapped_dst_idx = -1;
   1081     C2D_OBJECT_STR src_surface;
   1082 
   1083     if (!ctx) {
   1084         ALOGE("%s: null context error", __FUNCTION__);
   1085         return -EINVAL;
   1086     }
   1087 
   1088     if (src->w > MAX_DIMENSION || src->h > MAX_DIMENSION) {
   1089         ALOGE("%s: src dimension error", __FUNCTION__);
   1090         return -EINVAL;
   1091     }
   1092 
   1093     if (dst->w > MAX_DIMENSION || dst->h > MAX_DIMENSION) {
   1094         ALOGE("%s : dst dimension error dst w %d h %d",  __FUNCTION__, dst->w,
   1095                                                          dst->h);
   1096         return -EINVAL;
   1097     }
   1098 
   1099     if (is_valid_destination_format(dst->format) == COPYBIT_FAILURE) {
   1100         ALOGE("%s: Invalid destination format format = 0x%x", __FUNCTION__,
   1101                                                               dst->format);
   1102         return COPYBIT_FAILURE;
   1103     }
   1104 
   1105     int dst_surface_type;
   1106     if (is_supported_rgb_format(dst->format) == COPYBIT_SUCCESS) {
   1107         dst_surface_type = RGB_SURFACE;
   1108         flags |= FLAGS_PREMULTIPLIED_ALPHA;
   1109     } else if (is_supported_yuv_format(dst->format) == COPYBIT_SUCCESS) {
   1110         int num_planes = get_num_planes(dst->format);
   1111         flags |= FLAGS_YUV_DESTINATION;
   1112         if (num_planes == 2) {
   1113             dst_surface_type = YUV_SURFACE_2_PLANES;
   1114         } else if (num_planes == 3) {
   1115             dst_surface_type = YUV_SURFACE_3_PLANES;
   1116         } else {
   1117             ALOGE("%s: dst number of YUV planes is invalid dst format = 0x%x",
   1118                   __FUNCTION__, dst->format);
   1119             return COPYBIT_FAILURE;
   1120         }
   1121     } else {
   1122         ALOGE("%s: Invalid dst surface format 0x%x", __FUNCTION__,
   1123                                                      dst->format);
   1124         return COPYBIT_FAILURE;
   1125     }
   1126 
   1127     if (ctx->blit_rgb_count == MAX_RGB_SURFACES ||
   1128         ctx->blit_yuv_2_plane_count == MAX_YUV_2_PLANE_SURFACES ||
   1129         ctx->blit_yuv_3_plane_count == MAX_YUV_2_PLANE_SURFACES ||
   1130         ctx->blit_count == MAX_BLIT_OBJECT_COUNT ||
   1131         ctx->dst_surface_type != dst_surface_type) {
   1132         // we have reached the max. limits of our internal structures or
   1133         // changed the target.
   1134         // Draw the remaining surfaces. We need to do the finish here since
   1135         // we need to free up the surface templates.
   1136         finish_copybit(dev);
   1137     }
   1138 
   1139     ctx->dst_surface_type = dst_surface_type;
   1140 
   1141     // Update the destination
   1142     copybit_image_t dst_image;
   1143     dst_image.w = dst->w;
   1144     dst_image.h = dst->h;
   1145     dst_image.format = dst->format;
   1146     dst_image.handle = dst->handle;
   1147     // Check if we need a temp. copy for the destination. We'd need this the destination
   1148     // width is not aligned to 32. This case occurs for YUV formats. RGB formats are
   1149     // aligned to 32.
   1150     bool need_temp_dst = need_temp_buffer(dst);
   1151     bufferInfo dst_info;
   1152     populate_buffer_info(dst, dst_info);
   1153     private_handle_t* dst_hnd = new private_handle_t(-1, 0, 0, 0, dst_info.format,
   1154                                                      dst_info.width, dst_info.height);
   1155     if (dst_hnd == NULL) {
   1156         ALOGE("%s: dst_hnd is null", __FUNCTION__);
   1157         return COPYBIT_FAILURE;
   1158     }
   1159     if (need_temp_dst) {
   1160         if (get_size(dst_info) != (int) ctx->temp_dst_buffer.size) {
   1161             free_temp_buffer(ctx->temp_dst_buffer);
   1162             // Create a temp buffer and set that as the destination.
   1163             if (COPYBIT_FAILURE == get_temp_buffer(dst_info, ctx->temp_dst_buffer)) {
   1164                 ALOGE("%s: get_temp_buffer(dst) failed", __FUNCTION__);
   1165                 delete_handle(dst_hnd);
   1166                 return COPYBIT_FAILURE;
   1167             }
   1168         }
   1169         dst_hnd->fd = ctx->temp_dst_buffer.fd;
   1170         dst_hnd->size = ctx->temp_dst_buffer.size;
   1171         dst_hnd->flags = ctx->temp_dst_buffer.allocType;
   1172         dst_hnd->base = (uintptr_t)(ctx->temp_dst_buffer.base);
   1173         dst_hnd->offset = ctx->temp_dst_buffer.offset;
   1174         dst_hnd->gpuaddr = 0;
   1175         dst_image.handle = dst_hnd;
   1176     }
   1177     if(!ctx->dst_surface_mapped) {
   1178         //map the destination surface to GPU address
   1179         status = set_image(ctx, ctx->dst[ctx->dst_surface_type], &dst_image,
   1180                            (eC2DFlags)flags, mapped_dst_idx);
   1181         if(status) {
   1182             ALOGE("%s: dst: set_image error", __FUNCTION__);
   1183             delete_handle(dst_hnd);
   1184             unmap_gpuaddr(ctx, mapped_dst_idx);
   1185             return COPYBIT_FAILURE;
   1186         }
   1187         ctx->dst_surface_mapped = true;
   1188         ctx->dst_surface_base = dst->base;
   1189     } else if(ctx->dst_surface_mapped && ctx->dst_surface_base != dst->base) {
   1190         // Destination surface for the operation should be same for multiple
   1191         // requests, this check is catch if there is any case when the
   1192         // destination changes
   1193         ALOGE("%s: a different destination surface!!", __FUNCTION__);
   1194     }
   1195 
   1196     // Update the source
   1197     flags = 0;
   1198     if(is_supported_rgb_format(src->format) == COPYBIT_SUCCESS) {
   1199         src_surface_type = RGB_SURFACE;
   1200         src_surface = ctx->blit_rgb_object[ctx->blit_rgb_count];
   1201     } else if (is_supported_yuv_format(src->format) == COPYBIT_SUCCESS) {
   1202         int num_planes = get_num_planes(src->format);
   1203         if (num_planes == 2) {
   1204             src_surface_type = YUV_SURFACE_2_PLANES;
   1205             src_surface = ctx->blit_yuv_2_plane_object[ctx->blit_yuv_2_plane_count];
   1206         } else if (num_planes == 3) {
   1207             src_surface_type = YUV_SURFACE_3_PLANES;
   1208             src_surface = ctx->blit_yuv_3_plane_object[ctx->blit_yuv_2_plane_count];
   1209         } else {
   1210             ALOGE("%s: src number of YUV planes is invalid src format = 0x%x",
   1211                   __FUNCTION__, src->format);
   1212             delete_handle(dst_hnd);
   1213             unmap_gpuaddr(ctx, mapped_dst_idx);
   1214             return -EINVAL;
   1215         }
   1216     } else {
   1217         ALOGE("%s: Invalid source surface format 0x%x", __FUNCTION__,
   1218                                                         src->format);
   1219         delete_handle(dst_hnd);
   1220         unmap_gpuaddr(ctx, mapped_dst_idx);
   1221         return -EINVAL;
   1222     }
   1223 
   1224     copybit_image_t src_image;
   1225     src_image.w = src->w;
   1226     src_image.h = src->h;
   1227     src_image.format = src->format;
   1228     src_image.handle = src->handle;
   1229 
   1230     bool need_temp_src = need_temp_buffer(src);
   1231     bufferInfo src_info;
   1232     populate_buffer_info(src, src_info);
   1233     private_handle_t* src_hnd = new private_handle_t(-1, 0, 0, 0, src_info.format,
   1234                                                  src_info.width, src_info.height);
   1235     if (NULL == src_hnd) {
   1236         ALOGE("%s: src_hnd is null", __FUNCTION__);
   1237         delete_handle(dst_hnd);
   1238         unmap_gpuaddr(ctx, mapped_dst_idx);
   1239         return COPYBIT_FAILURE;
   1240     }
   1241     if (need_temp_src) {
   1242         if (get_size(src_info) != (int) ctx->temp_src_buffer.size) {
   1243             free_temp_buffer(ctx->temp_src_buffer);
   1244             // Create a temp buffer and set that as the destination.
   1245             if (COPYBIT_SUCCESS != get_temp_buffer(src_info,
   1246                                                ctx->temp_src_buffer)) {
   1247                 ALOGE("%s: get_temp_buffer(src) failed", __FUNCTION__);
   1248                 delete_handle(dst_hnd);
   1249                 delete_handle(src_hnd);
   1250                 unmap_gpuaddr(ctx, mapped_dst_idx);
   1251                 return COPYBIT_FAILURE;
   1252             }
   1253         }
   1254         src_hnd->fd = ctx->temp_src_buffer.fd;
   1255         src_hnd->size = ctx->temp_src_buffer.size;
   1256         src_hnd->flags = ctx->temp_src_buffer.allocType;
   1257         src_hnd->base = (uintptr_t)(ctx->temp_src_buffer.base);
   1258         src_hnd->offset = ctx->temp_src_buffer.offset;
   1259         src_hnd->gpuaddr = 0;
   1260         src_image.handle = src_hnd;
   1261 
   1262         // Copy the source.
   1263         status = copy_image((private_handle_t *)src->handle, &src_image,
   1264                                 CONVERT_TO_C2D_FORMAT);
   1265         if (status == COPYBIT_FAILURE) {
   1266             ALOGE("%s:copy_image failed in temp source",__FUNCTION__);
   1267             delete_handle(dst_hnd);
   1268             delete_handle(src_hnd);
   1269             unmap_gpuaddr(ctx, mapped_dst_idx);
   1270             return status;
   1271         }
   1272 
   1273         // Clean the cache
   1274         IMemAlloc* memalloc = sAlloc->getAllocator(src_hnd->flags);
   1275         if (memalloc->clean_buffer((void *)(src_hnd->base), src_hnd->size,
   1276                                    src_hnd->offset, src_hnd->fd,
   1277                                    gralloc::CACHE_CLEAN)) {
   1278             ALOGE("%s: clean_buffer failed", __FUNCTION__);
   1279             delete_handle(dst_hnd);
   1280             delete_handle(src_hnd);
   1281             unmap_gpuaddr(ctx, mapped_dst_idx);
   1282             return COPYBIT_FAILURE;
   1283         }
   1284     }
   1285 
   1286     flags |= (ctx->is_premultiplied_alpha) ? FLAGS_PREMULTIPLIED_ALPHA : 0;
   1287     flags |= (ctx->dst_surface_type != RGB_SURFACE) ? FLAGS_YUV_DESTINATION : 0;
   1288     status = set_image(ctx, src_surface.surface_id, &src_image,
   1289                        (eC2DFlags)flags, mapped_src_idx);
   1290     if(status) {
   1291         ALOGE("%s: set_image (src) error", __FUNCTION__);
   1292         delete_handle(dst_hnd);
   1293         delete_handle(src_hnd);
   1294         unmap_gpuaddr(ctx, mapped_dst_idx);
   1295         unmap_gpuaddr(ctx, mapped_src_idx);
   1296         return COPYBIT_FAILURE;
   1297     }
   1298 
   1299     src_surface.config_mask = C2D_NO_ANTIALIASING_BIT | ctx->config_mask;
   1300     src_surface.global_alpha = ctx->src_global_alpha;
   1301     if (enableBlend) {
   1302         if(src_surface.config_mask & C2D_GLOBAL_ALPHA_BIT) {
   1303             src_surface.config_mask &= ~C2D_ALPHA_BLEND_NONE;
   1304             if(!(src_surface.global_alpha)) {
   1305                 // src alpha is zero
   1306                 delete_handle(dst_hnd);
   1307                 delete_handle(src_hnd);
   1308                 unmap_gpuaddr(ctx, mapped_dst_idx);
   1309                 unmap_gpuaddr(ctx, mapped_src_idx);
   1310                 return COPYBIT_FAILURE;
   1311             }
   1312         }
   1313     } else {
   1314         src_surface.config_mask |= C2D_ALPHA_BLEND_NONE;
   1315     }
   1316 
   1317     if (src_surface_type == RGB_SURFACE) {
   1318         ctx->blit_rgb_object[ctx->blit_rgb_count] = src_surface;
   1319         ctx->blit_rgb_count++;
   1320     } else if (src_surface_type == YUV_SURFACE_2_PLANES) {
   1321         ctx->blit_yuv_2_plane_object[ctx->blit_yuv_2_plane_count] = src_surface;
   1322         ctx->blit_yuv_2_plane_count++;
   1323     } else {
   1324         ctx->blit_yuv_3_plane_object[ctx->blit_yuv_3_plane_count] = src_surface;
   1325         ctx->blit_yuv_3_plane_count++;
   1326     }
   1327 
   1328     struct copybit_rect_t clip;
   1329     while ((status == 0) && region->next(region, &clip)) {
   1330         set_rects(ctx, &(src_surface), dst_rect, src_rect, &clip);
   1331         if (ctx->blit_count == MAX_BLIT_OBJECT_COUNT) {
   1332             ALOGW("Reached end of blit count");
   1333             finish_copybit(dev);
   1334         }
   1335         ctx->blit_list[ctx->blit_count] = src_surface;
   1336         ctx->blit_count++;
   1337     }
   1338 
   1339     // Check if we need to perform an early draw-finish.
   1340     flags |= (need_temp_dst || need_temp_src) ? FLAGS_TEMP_SRC_DST : 0;
   1341     if (need_to_execute_draw((eC2DFlags)flags))
   1342     {
   1343         finish_copybit(dev);
   1344     }
   1345 
   1346     if (need_temp_dst) {
   1347         // copy the temp. destination without the alignment to the actual
   1348         // destination.
   1349         status = copy_image(dst_hnd, dst, CONVERT_TO_ANDROID_FORMAT);
   1350         if (status == COPYBIT_FAILURE) {
   1351             ALOGE("%s:copy_image failed in temp Dest",__FUNCTION__);
   1352             delete_handle(dst_hnd);
   1353             delete_handle(src_hnd);
   1354             unmap_gpuaddr(ctx, mapped_dst_idx);
   1355             unmap_gpuaddr(ctx, mapped_src_idx);
   1356             return status;
   1357         }
   1358         // Clean the cache.
   1359         IMemAlloc* memalloc = sAlloc->getAllocator(dst_hnd->flags);
   1360         memalloc->clean_buffer((void *)(dst_hnd->base), dst_hnd->size,
   1361                                dst_hnd->offset, dst_hnd->fd,
   1362                                gralloc::CACHE_CLEAN);
   1363     }
   1364     delete_handle(dst_hnd);
   1365     delete_handle(src_hnd);
   1366 
   1367     ctx->is_premultiplied_alpha = false;
   1368     ctx->fb_width = 0;
   1369     ctx->fb_height = 0;
   1370     ctx->config_mask = 0;
   1371     return status;
   1372 }
   1373 
   1374 static int set_sync_copybit(struct copybit_device_t *dev,
   1375     int /*acquireFenceFd*/)
   1376 {
   1377     if(!dev)
   1378         return -EINVAL;
   1379 
   1380     return 0;
   1381 }
   1382 
   1383 static int stretch_copybit(
   1384     struct copybit_device_t *dev,
   1385     struct copybit_image_t const *dst,
   1386     struct copybit_image_t const *src,
   1387     struct copybit_rect_t const *dst_rect,
   1388     struct copybit_rect_t const *src_rect,
   1389     struct copybit_region_t const *region)
   1390 {
   1391     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
   1392     int status = COPYBIT_SUCCESS;
   1393     bool needsBlending = (ctx->src_global_alpha != 0);
   1394     pthread_mutex_lock(&ctx->wait_cleanup_lock);
   1395     status = stretch_copybit_internal(dev, dst, src, dst_rect, src_rect,
   1396                                     region, needsBlending);
   1397     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
   1398     return status;
   1399 }
   1400 
   1401 /** Perform a blit type operation */
   1402 static int blit_copybit(
   1403     struct copybit_device_t *dev,
   1404     struct copybit_image_t const *dst,
   1405     struct copybit_image_t const *src,
   1406     struct copybit_region_t const *region)
   1407 {
   1408     int status = COPYBIT_SUCCESS;
   1409     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
   1410     struct copybit_rect_t dr = { 0, 0, (int)dst->w, (int)dst->h };
   1411     struct copybit_rect_t sr = { 0, 0, (int)src->w, (int)src->h };
   1412     pthread_mutex_lock(&ctx->wait_cleanup_lock);
   1413     status = stretch_copybit_internal(dev, dst, src, &dr, &sr, region, false);
   1414     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
   1415     return status;
   1416 }
   1417 
   1418 /** Fill the rect on dst with RGBA color **/
   1419 static int fill_color(struct copybit_device_t *dev,
   1420                       struct copybit_image_t const *dst,
   1421                       struct copybit_rect_t const *rect,
   1422                       uint32_t /*color*/)
   1423 {
   1424     // TODO: Implement once c2d driver supports color fill
   1425     if(!dev || !dst || !rect)
   1426        return -EINVAL;
   1427 
   1428     return -EINVAL;
   1429 }
   1430 
   1431 /*****************************************************************************/
   1432 
   1433 static void clean_up(copybit_context_t* ctx)
   1434 {
   1435     void* ret;
   1436     if (!ctx)
   1437         return;
   1438 
   1439     // stop the wait_cleanup_thread
   1440     pthread_mutex_lock(&ctx->wait_cleanup_lock);
   1441     ctx->stop_thread = true;
   1442     // Signal waiting thread
   1443     pthread_cond_signal(&ctx->wait_cleanup_cond);
   1444     pthread_mutex_unlock(&ctx->wait_cleanup_lock);
   1445     // waits for the cleanup thread to exit
   1446     pthread_join(ctx->wait_thread_id, &ret);
   1447     pthread_mutex_destroy(&ctx->wait_cleanup_lock);
   1448     pthread_cond_destroy (&ctx->wait_cleanup_cond);
   1449 
   1450     for (int i = 0; i < NUM_SURFACE_TYPES; i++) {
   1451         if (ctx->dst[i])
   1452             LINK_c2dDestroySurface(ctx->dst[i]);
   1453     }
   1454 
   1455     for (int i = 0; i < MAX_RGB_SURFACES; i++) {
   1456         if (ctx->blit_rgb_object[i].surface_id)
   1457             LINK_c2dDestroySurface(ctx->blit_rgb_object[i].surface_id);
   1458     }
   1459 
   1460     for (int i = 0; i < MAX_YUV_2_PLANE_SURFACES; i++) {
   1461         if (ctx->blit_yuv_2_plane_object[i].surface_id)
   1462             LINK_c2dDestroySurface(ctx->blit_yuv_2_plane_object[i].surface_id);
   1463     }
   1464 
   1465     for (int i = 0; i < MAX_YUV_3_PLANE_SURFACES; i++) {
   1466         if (ctx->blit_yuv_3_plane_object[i].surface_id)
   1467             LINK_c2dDestroySurface(ctx->blit_yuv_3_plane_object[i].surface_id);
   1468     }
   1469 
   1470     if (ctx->libc2d2) {
   1471         ::dlclose(ctx->libc2d2);
   1472         ALOGV("dlclose(libc2d2)");
   1473     }
   1474 
   1475     free(ctx);
   1476 }
   1477 
   1478 /** Close the copybit device */
   1479 static int close_copybit(struct hw_device_t *dev)
   1480 {
   1481     struct copybit_context_t* ctx = (struct copybit_context_t*)dev;
   1482     if (ctx) {
   1483         free_temp_buffer(ctx->temp_src_buffer);
   1484         free_temp_buffer(ctx->temp_dst_buffer);
   1485     }
   1486     clean_up(ctx);
   1487     return 0;
   1488 }
   1489 
   1490 /** Open a new instance of a copybit device using name */
   1491 static int open_copybit(const struct hw_module_t* module, const char* name,
   1492                         struct hw_device_t** device)
   1493 {
   1494     int status = COPYBIT_SUCCESS;
   1495     if (strcmp(name, COPYBIT_HARDWARE_COPYBIT0)) {
   1496         return COPYBIT_FAILURE;
   1497     }
   1498 
   1499     C2D_RGB_SURFACE_DEF surfDefinition = {0};
   1500     C2D_YUV_SURFACE_DEF yuvSurfaceDef = {0} ;
   1501     struct copybit_context_t *ctx;
   1502 
   1503     ctx = (struct copybit_context_t *)malloc(sizeof(struct copybit_context_t));
   1504     if(!ctx) {
   1505         ALOGE("%s: malloc failed", __FUNCTION__);
   1506         return COPYBIT_FAILURE;
   1507     }
   1508 
   1509     /* initialize drawstate */
   1510     memset(ctx, 0, sizeof(*ctx));
   1511     ctx->libc2d2 = ::dlopen("libC2D2.so", RTLD_NOW);
   1512     if (!ctx->libc2d2) {
   1513         ALOGE("FATAL ERROR: could not dlopen libc2d2.so: %s", dlerror());
   1514         clean_up(ctx);
   1515         status = COPYBIT_FAILURE;
   1516         *device = NULL;
   1517         return status;
   1518     }
   1519     *(void **)&LINK_c2dCreateSurface = ::dlsym(ctx->libc2d2,
   1520                                                "c2dCreateSurface");
   1521     *(void **)&LINK_c2dUpdateSurface = ::dlsym(ctx->libc2d2,
   1522                                                "c2dUpdateSurface");
   1523     *(void **)&LINK_c2dReadSurface = ::dlsym(ctx->libc2d2,
   1524                                              "c2dReadSurface");
   1525     *(void **)&LINK_c2dDraw = ::dlsym(ctx->libc2d2, "c2dDraw");
   1526     *(void **)&LINK_c2dFlush = ::dlsym(ctx->libc2d2, "c2dFlush");
   1527     *(void **)&LINK_c2dFinish = ::dlsym(ctx->libc2d2, "c2dFinish");
   1528     *(void **)&LINK_c2dWaitTimestamp = ::dlsym(ctx->libc2d2,
   1529                                                "c2dWaitTimestamp");
   1530     *(void **)&LINK_c2dDestroySurface = ::dlsym(ctx->libc2d2,
   1531                                                 "c2dDestroySurface");
   1532     *(void **)&LINK_c2dMapAddr = ::dlsym(ctx->libc2d2,
   1533                                          "c2dMapAddr");
   1534     *(void **)&LINK_c2dUnMapAddr = ::dlsym(ctx->libc2d2,
   1535                                            "c2dUnMapAddr");
   1536     *(void **)&LINK_c2dGetDriverCapabilities = ::dlsym(ctx->libc2d2,
   1537                                            "c2dGetDriverCapabilities");
   1538     *(void **)&LINK_c2dCreateFenceFD = ::dlsym(ctx->libc2d2,
   1539                                            "c2dCreateFenceFD");
   1540     *(void **)&LINK_c2dFillSurface = ::dlsym(ctx->libc2d2,
   1541                                            "c2dFillSurface");
   1542 
   1543     if (!LINK_c2dCreateSurface || !LINK_c2dUpdateSurface || !LINK_c2dReadSurface
   1544         || !LINK_c2dDraw || !LINK_c2dFlush || !LINK_c2dWaitTimestamp ||
   1545         !LINK_c2dFinish  || !LINK_c2dDestroySurface ||
   1546         !LINK_c2dGetDriverCapabilities || !LINK_c2dCreateFenceFD ||
   1547         !LINK_c2dFillSurface) {
   1548         ALOGE("%s: dlsym ERROR", __FUNCTION__);
   1549         clean_up(ctx);
   1550         status = COPYBIT_FAILURE;
   1551         *device = NULL;
   1552         return status;
   1553     }
   1554 
   1555     ctx->device.common.tag = HARDWARE_DEVICE_TAG;
   1556     ctx->device.common.version = 1;
   1557     ctx->device.common.module = (hw_module_t*)(module);
   1558     ctx->device.common.close = close_copybit;
   1559     ctx->device.set_parameter = set_parameter_copybit;
   1560     ctx->device.get = get;
   1561     ctx->device.blit = blit_copybit;
   1562     ctx->device.set_sync = set_sync_copybit;
   1563     ctx->device.stretch = stretch_copybit;
   1564     ctx->device.finish = finish_copybit;
   1565     ctx->device.flush_get_fence = flush_get_fence_copybit;
   1566     ctx->device.clear = clear_copybit;
   1567     ctx->device.fill_color = fill_color;
   1568 
   1569     /* Create RGB Surface */
   1570     surfDefinition.buffer = (void*)0xdddddddd;
   1571     surfDefinition.phys = (void*)0xdddddddd;
   1572     surfDefinition.stride = 1 * 4;
   1573     surfDefinition.width = 1;
   1574     surfDefinition.height = 1;
   1575     surfDefinition.format = C2D_COLOR_FORMAT_8888_ARGB;
   1576     if (LINK_c2dCreateSurface(&(ctx->dst[RGB_SURFACE]), C2D_TARGET | C2D_SOURCE,
   1577                               (C2D_SURFACE_TYPE)(C2D_SURFACE_RGB_HOST |
   1578                                                  C2D_SURFACE_WITH_PHYS |
   1579                                                  C2D_SURFACE_WITH_PHYS_DUMMY ),
   1580                                                  &surfDefinition)) {
   1581         ALOGE("%s: create ctx->dst_surface[RGB_SURFACE] failed", __FUNCTION__);
   1582         ctx->dst[RGB_SURFACE] = 0;
   1583         clean_up(ctx);
   1584         status = COPYBIT_FAILURE;
   1585         *device = NULL;
   1586         return status;
   1587     }
   1588 
   1589     unsigned int surface_id = 0;
   1590     for (int i = 0; i < MAX_RGB_SURFACES; i++)
   1591     {
   1592         if (LINK_c2dCreateSurface(&surface_id, C2D_TARGET | C2D_SOURCE,
   1593                               (C2D_SURFACE_TYPE)(C2D_SURFACE_RGB_HOST |
   1594                                                  C2D_SURFACE_WITH_PHYS |
   1595                                                  C2D_SURFACE_WITH_PHYS_DUMMY ),
   1596                                                  &surfDefinition)) {
   1597             ALOGE("%s: create RGB source surface %d failed", __FUNCTION__, i);
   1598             ctx->blit_rgb_object[i].surface_id = 0;
   1599             status = COPYBIT_FAILURE;
   1600             break;
   1601         } else {
   1602             ctx->blit_rgb_object[i].surface_id = surface_id;
   1603             ALOGW("%s i = %d surface_id=%d",  __FUNCTION__, i,
   1604                                           ctx->blit_rgb_object[i].surface_id);
   1605         }
   1606     }
   1607 
   1608     if (status == COPYBIT_FAILURE) {
   1609         clean_up(ctx);
   1610         status = COPYBIT_FAILURE;
   1611         *device = NULL;
   1612         return status;
   1613     }
   1614 
   1615     // Create 2 plane YUV surfaces
   1616     yuvSurfaceDef.format = C2D_COLOR_FORMAT_420_NV12;
   1617     yuvSurfaceDef.width = 4;
   1618     yuvSurfaceDef.height = 4;
   1619     yuvSurfaceDef.plane0 = (void*)0xaaaaaaaa;
   1620     yuvSurfaceDef.phys0 = (void*) 0xaaaaaaaa;
   1621     yuvSurfaceDef.stride0 = 4;
   1622 
   1623     yuvSurfaceDef.plane1 = (void*)0xaaaaaaaa;
   1624     yuvSurfaceDef.phys1 = (void*) 0xaaaaaaaa;
   1625     yuvSurfaceDef.stride1 = 4;
   1626     if (LINK_c2dCreateSurface(&(ctx->dst[YUV_SURFACE_2_PLANES]),
   1627                               C2D_TARGET | C2D_SOURCE,
   1628                               (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
   1629                                C2D_SURFACE_WITH_PHYS |
   1630                                C2D_SURFACE_WITH_PHYS_DUMMY),
   1631                               &yuvSurfaceDef)) {
   1632         ALOGE("%s: create ctx->dst[YUV_SURFACE_2_PLANES] failed", __FUNCTION__);
   1633         ctx->dst[YUV_SURFACE_2_PLANES] = 0;
   1634         clean_up(ctx);
   1635         status = COPYBIT_FAILURE;
   1636         *device = NULL;
   1637         return status;
   1638     }
   1639 
   1640     for (int i=0; i < MAX_YUV_2_PLANE_SURFACES; i++)
   1641     {
   1642         if (LINK_c2dCreateSurface(&surface_id, C2D_TARGET | C2D_SOURCE,
   1643                               (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
   1644                                                  C2D_SURFACE_WITH_PHYS |
   1645                                                  C2D_SURFACE_WITH_PHYS_DUMMY ),
   1646                               &yuvSurfaceDef)) {
   1647             ALOGE("%s: create YUV source %d failed", __FUNCTION__, i);
   1648             ctx->blit_yuv_2_plane_object[i].surface_id = 0;
   1649             status = COPYBIT_FAILURE;
   1650             break;
   1651         } else {
   1652             ctx->blit_yuv_2_plane_object[i].surface_id = surface_id;
   1653             ALOGW("%s: 2 Plane YUV i=%d surface_id=%d",  __FUNCTION__, i,
   1654                                    ctx->blit_yuv_2_plane_object[i].surface_id);
   1655         }
   1656     }
   1657 
   1658     if (status == COPYBIT_FAILURE) {
   1659         clean_up(ctx);
   1660         status = COPYBIT_FAILURE;
   1661         *device = NULL;
   1662         return status;
   1663     }
   1664 
   1665     // Create YUV 3 plane surfaces
   1666     yuvSurfaceDef.format = C2D_COLOR_FORMAT_420_YV12;
   1667     yuvSurfaceDef.plane2 = (void*)0xaaaaaaaa;
   1668     yuvSurfaceDef.phys2 = (void*) 0xaaaaaaaa;
   1669     yuvSurfaceDef.stride2 = 4;
   1670 
   1671     if (LINK_c2dCreateSurface(&(ctx->dst[YUV_SURFACE_3_PLANES]),
   1672                               C2D_TARGET | C2D_SOURCE,
   1673                               (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
   1674                                                  C2D_SURFACE_WITH_PHYS |
   1675                                                  C2D_SURFACE_WITH_PHYS_DUMMY),
   1676                               &yuvSurfaceDef)) {
   1677         ALOGE("%s: create ctx->dst[YUV_SURFACE_3_PLANES] failed", __FUNCTION__);
   1678         ctx->dst[YUV_SURFACE_3_PLANES] = 0;
   1679         clean_up(ctx);
   1680         status = COPYBIT_FAILURE;
   1681         *device = NULL;
   1682         return status;
   1683     }
   1684 
   1685     for (int i=0; i < MAX_YUV_3_PLANE_SURFACES; i++)
   1686     {
   1687         if (LINK_c2dCreateSurface(&(surface_id),
   1688                               C2D_TARGET | C2D_SOURCE,
   1689                               (C2D_SURFACE_TYPE)(C2D_SURFACE_YUV_HOST |
   1690                                                  C2D_SURFACE_WITH_PHYS |
   1691                                                  C2D_SURFACE_WITH_PHYS_DUMMY),
   1692                               &yuvSurfaceDef)) {
   1693             ALOGE("%s: create 3 plane YUV surface %d failed", __FUNCTION__, i);
   1694             ctx->blit_yuv_3_plane_object[i].surface_id = 0;
   1695             status = COPYBIT_FAILURE;
   1696             break;
   1697         } else {
   1698             ctx->blit_yuv_3_plane_object[i].surface_id = surface_id;
   1699             ALOGW("%s: 3 Plane YUV i=%d surface_id=%d",  __FUNCTION__, i,
   1700                                    ctx->blit_yuv_3_plane_object[i].surface_id);
   1701         }
   1702     }
   1703 
   1704     if (status == COPYBIT_FAILURE) {
   1705         clean_up(ctx);
   1706         status = COPYBIT_FAILURE;
   1707         *device = NULL;
   1708         return status;
   1709     }
   1710 
   1711     if (LINK_c2dGetDriverCapabilities(&(ctx->c2d_driver_info))) {
   1712          ALOGE("%s: LINK_c2dGetDriverCapabilities failed", __FUNCTION__);
   1713          clean_up(ctx);
   1714          status = COPYBIT_FAILURE;
   1715         *device = NULL;
   1716         return status;
   1717     }
   1718     // Initialize context variables.
   1719     ctx->trg_transform = C2D_TARGET_ROTATE_0;
   1720 
   1721     ctx->temp_src_buffer.fd = -1;
   1722     ctx->temp_src_buffer.base = 0;
   1723     ctx->temp_src_buffer.size = 0;
   1724 
   1725     ctx->temp_dst_buffer.fd = -1;
   1726     ctx->temp_dst_buffer.base = 0;
   1727     ctx->temp_dst_buffer.size = 0;
   1728 
   1729     ctx->fb_width = 0;
   1730     ctx->fb_height = 0;
   1731 
   1732     ctx->blit_rgb_count = 0;
   1733     ctx->blit_yuv_2_plane_count = 0;
   1734     ctx->blit_yuv_3_plane_count = 0;
   1735     ctx->blit_count = 0;
   1736 
   1737     ctx->wait_timestamp = false;
   1738     ctx->stop_thread = false;
   1739     pthread_mutex_init(&(ctx->wait_cleanup_lock), NULL);
   1740     pthread_cond_init(&(ctx->wait_cleanup_cond), NULL);
   1741     /* Start the wait thread */
   1742     pthread_attr_t attr;
   1743     pthread_attr_init(&attr);
   1744     pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
   1745 
   1746     pthread_create(&ctx->wait_thread_id, &attr, &c2d_wait_loop,
   1747                                                             (void *)ctx);
   1748     pthread_attr_destroy(&attr);
   1749 
   1750     *device = &ctx->device.common;
   1751     return status;
   1752 }
   1753