1 /* 2 * Copyright (c) 2012-2014, The Linux Foundation. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * * Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * * Redistributions in binary form must reproduce the above 10 * copyright notice, this list of conditions and the following 11 * disclaimer in the documentation and/or other materials provided 12 * with the distribution. 13 * * Neither the name of The Linux Foundation nor the names of its 14 * contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED 18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 24 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 26 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 #include <string.h> 31 #include <sys/mman.h> 32 #include <cutils/log.h> 33 #include <gralloc_priv.h> 34 #include <inttypes.h> 35 #include "qdMetaData.h" 36 37 int setMetaData(private_handle_t *handle, DispParamType paramType, 38 void *param) { 39 if (!handle) { 40 ALOGE("%s: Private handle is null!", __func__); 41 return -1; 42 } 43 if (handle->fd_metadata == -1) { 44 ALOGE("%s: Bad fd for extra data!", __func__); 45 return -1; 46 } 47 if (!param) { 48 ALOGE("%s: input param is null!", __func__); 49 return -1; 50 } 51 unsigned long size = ROUND_UP_PAGESIZE(sizeof(MetaData_t)); 52 void *base = mmap(NULL, size, PROT_READ|PROT_WRITE, MAP_SHARED, 53 handle->fd_metadata, 0); 54 if (!base) { 55 ALOGE("%s: mmap() failed: Base addr is NULL!", __func__); 56 return -1; 57 } 58 MetaData_t *data = reinterpret_cast <MetaData_t *>(base); 59 data->operation |= paramType; 60 switch (paramType) { 61 case PP_PARAM_HSIC: 62 memcpy((void *)&data->hsicData, param, sizeof(HSICData_t)); 63 break; 64 case PP_PARAM_SHARPNESS: 65 data->sharpness = *((int32_t *)param); 66 break; 67 case PP_PARAM_VID_INTFC: 68 data->video_interface = *((int32_t *)param); 69 break; 70 case PP_PARAM_INTERLACED: 71 data->interlaced = *((int32_t *)param); 72 break; 73 case PP_PARAM_IGC: 74 memcpy((void *)&data->igcData, param, sizeof(IGCData_t)); 75 break; 76 case PP_PARAM_SHARP2: 77 memcpy((void *)&data->Sharp2Data, param, sizeof(Sharp2Data_t)); 78 break; 79 case PP_PARAM_TIMESTAMP: 80 data->timestamp = *((int64_t *)param); 81 break; 82 case UPDATE_BUFFER_GEOMETRY: 83 memcpy((void *)&data->bufferDim, param, sizeof(BufferDim_t)); 84 break; 85 case UPDATE_COLOR_SPACE: 86 data->colorSpace = *((ColorSpace_t *)param); 87 break; 88 default: 89 ALOGE("Unknown paramType %d", paramType); 90 break; 91 } 92 if(munmap(base, size)) 93 ALOGE("%s: failed to unmap ptr %p, err %d", __func__, (void*)base, 94 errno); 95 return 0; 96 } 97