1 /*
2 * Copyright (c) 2012-2013, 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 "qdMetaData.h"
35
setMetaData(private_handle_t * handle,DispParamType paramType,void * param)36 int setMetaData(private_handle_t *handle, DispParamType paramType,
37 void *param) {
38 if (!handle) {
39 ALOGE("%s: Private handle is null!", __func__);
40 return -1;
41 }
42 if (handle->fd_metadata == -1) {
43 ALOGE("%s: Bad fd for extra data!", __func__);
44 return -1;
45 }
46 if (!param) {
47 ALOGE("%s: input param is null!", __func__);
48 return -1;
49 }
50 unsigned long size = ROUND_UP_PAGESIZE(sizeof(MetaData_t));
51 void *base = mmap(NULL, size, PROT_READ|PROT_WRITE, MAP_SHARED,
52 handle->fd_metadata, 0);
53 if (!base) {
54 ALOGE("%s: mmap() failed: Base addr is NULL!", __func__);
55 return -1;
56 }
57 MetaData_t *data = reinterpret_cast <MetaData_t *>(base);
58 data->operation |= paramType;
59 switch (paramType) {
60 case PP_PARAM_HSIC:
61 memcpy((void *)&data->hsicData, param, sizeof(HSICData_t));
62 break;
63 case PP_PARAM_SHARPNESS:
64 data->sharpness = *((int32_t *)param);
65 break;
66 case PP_PARAM_VID_INTFC:
67 data->video_interface = *((int32_t *)param);
68 break;
69 case PP_PARAM_INTERLACED:
70 data->interlaced = *((int32_t *)param);
71 break;
72 case PP_PARAM_IGC:
73 memcpy((void *)&data->igcData, param, sizeof(IGCData_t));
74 break;
75 case PP_PARAM_SHARP2:
76 memcpy((void *)&data->Sharp2Data, param, sizeof(Sharp2Data_t));
77 break;
78 case UPDATE_BUFFER_GEOMETRY:
79 memcpy((void *)&data->bufferDim, param, sizeof(BufferDim_t));
80 break;
81 default:
82 ALOGE("Unknown paramType %d", paramType);
83 break;
84 }
85 if(munmap(base, size))
86 ALOGE("%s: failed to unmap ptr 0x%x, err %d", __func__, (int)base,
87 errno);
88 return 0;
89 }
90