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 <errno.h>
31 #include <string.h>
32 #include <sys/mman.h>
33 #include <cutils/log.h>
34 #include <gralloc_priv.h>
35 #include <inttypes.h>
36 #include "qdMetaData.h"
37
setMetaData(private_handle_t * handle,DispParamType paramType,void * param)38 int setMetaData(private_handle_t *handle, DispParamType paramType,
39 void *param) {
40 if (!handle) {
41 ALOGE("%s: Private handle is null!", __func__);
42 return -1;
43 }
44 if (handle->fd_metadata == -1) {
45 ALOGE("%s: Bad fd for extra data!", __func__);
46 return -1;
47 }
48 if (!param) {
49 ALOGE("%s: input param is null!", __func__);
50 return -1;
51 }
52 unsigned long size = ROUND_UP_PAGESIZE(sizeof(MetaData_t));
53 void *base = mmap(NULL, size, PROT_READ|PROT_WRITE, MAP_SHARED,
54 handle->fd_metadata, 0);
55 if (base == reinterpret_cast<void*>(MAP_FAILED)) {
56 ALOGE("%s: mmap() failed: error is %s!", __func__, strerror(errno));
57 return -1;
58 }
59 MetaData_t *data = reinterpret_cast <MetaData_t *>(base);
60 data->operation |= paramType;
61 switch (paramType) {
62 case PP_PARAM_HSIC:
63 memcpy((void *)&data->hsicData, param, sizeof(HSICData_t));
64 break;
65 case PP_PARAM_SHARPNESS:
66 data->sharpness = *((int32_t *)param);
67 break;
68 case PP_PARAM_VID_INTFC:
69 data->video_interface = *((int32_t *)param);
70 break;
71 case PP_PARAM_INTERLACED:
72 data->interlaced = *((int32_t *)param);
73 break;
74 case PP_PARAM_IGC:
75 memcpy((void *)&data->igcData, param, sizeof(IGCData_t));
76 break;
77 case PP_PARAM_SHARP2:
78 memcpy((void *)&data->Sharp2Data, param, sizeof(Sharp2Data_t));
79 break;
80 case PP_PARAM_TIMESTAMP:
81 data->timestamp = *((int64_t *)param);
82 break;
83 case UPDATE_BUFFER_GEOMETRY:
84 memcpy((void *)&data->bufferDim, param, sizeof(BufferDim_t));
85 break;
86 case UPDATE_REFRESH_RATE:
87 data->refreshrate = *((uint32_t *)param);
88 break;
89 case UPDATE_COLOR_SPACE:
90 data->colorSpace = *((ColorSpace_t *)param);
91 break;
92 case MAP_SECURE_BUFFER:
93 data->mapSecureBuffer = *((int32_t *)param);
94 break;
95 default:
96 ALOGE("Unknown paramType %d", paramType);
97 break;
98 }
99 if(munmap(base, size))
100 ALOGE("%s: failed to unmap ptr %p, err %d", __func__, (void*)base,
101 errno);
102 return 0;
103 }
104