1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
|
/*
* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <errno.h>
#include <string.h>
#include <sys/mman.h>
#include <cutils/log.h>
#include <gralloc_priv.h>
#define __STDC_FORMAT_MACROS 1
#include <inttypes.h>
#include "qdMetaData.h"
int setMetaData(private_handle_t *handle, DispParamType paramType,
void *param) {
if (private_handle_t::validate(handle)) {
ALOGE("%s: Private handle is invalid! handle=%p", __func__, handle);
return -1;
}
if (handle->fd_metadata == -1) {
ALOGE("%s: Bad fd for extra data!", __func__);
return -1;
}
unsigned long size = ROUND_UP_PAGESIZE(sizeof(MetaData_t));
void *base = mmap(NULL, size, PROT_READ|PROT_WRITE, MAP_SHARED,
handle->fd_metadata, 0);
if (base == reinterpret_cast<void*>(MAP_FAILED)) {
ALOGE("%s: mmap() failed: error is %s!", __func__, strerror(errno));
return -1;
}
MetaData_t *data = reinterpret_cast <MetaData_t *>(base);
// If parameter is NULL reset the specific MetaData Key
if (!param) {
data->operation &= ~paramType;
return munmap(base, size);
}
data->operation |= paramType;
switch (paramType) {
case PP_PARAM_INTERLACED:
data->interlaced = *((int32_t *)param);
break;
case UPDATE_BUFFER_GEOMETRY:
data->bufferDim = *((BufferDim_t *)param);
break;
case UPDATE_REFRESH_RATE:
data->refreshrate = *((float *)param);
break;
case UPDATE_COLOR_SPACE:
data->colorSpace = *((ColorSpace_t *)param);
break;
case MAP_SECURE_BUFFER:
data->mapSecureBuffer = *((int32_t *)param);
break;
case S3D_FORMAT:
data->s3dFormat = *((uint32_t *)param);
break;
case LINEAR_FORMAT:
data->linearFormat = *((uint32_t *)param);
break;
case SET_IGC:
data->igc = *((IGC_t *)param);
break;
case SET_SINGLE_BUFFER_MODE:
data->isSingleBufferMode = *((uint32_t *)param);
break;
case SET_S3D_COMP:
data->s3dComp = *((S3DGpuComp_t *)param);
break;
case SET_VT_TIMESTAMP:
data->vtTimeStamp = *((uint64_t *)param);
break;
#ifdef USE_COLOR_METADATA
case COLOR_METADATA:
data->color = *((ColorMetaData *)param);
#endif
break;
default:
ALOGE("Unknown paramType %d", paramType);
break;
}
if(munmap(base, size))
ALOGE("%s: failed to unmap ptr %p, err %d", __func__, (void*)base,
errno);
return 0;
}
int clearMetaData(private_handle_t *handle, DispParamType paramType) {
if (!handle) {
ALOGE("%s: Private handle is null!", __func__);
return -1;
}
if (handle->fd_metadata == -1) {
ALOGE("%s: Bad fd for extra data!", __func__);
return -1;
}
unsigned long size = ROUND_UP_PAGESIZE(sizeof(MetaData_t));
void *base = mmap(NULL, size, PROT_READ|PROT_WRITE, MAP_SHARED,
handle->fd_metadata, 0);
if (base == reinterpret_cast<void*>(MAP_FAILED)) {
ALOGE("%s: mmap() failed: error is %s!", __func__, strerror(errno));
return -1;
}
MetaData_t *data = reinterpret_cast <MetaData_t *>(base);
data->operation &= ~paramType;
switch (paramType) {
case SET_S3D_COMP:
data->s3dComp.displayId = -1;
data->s3dComp.s3dMode = 0;
break;
default:
ALOGE("Unknown paramType %d", paramType);
break;
}
if(munmap(base, size))
ALOGE("%s: failed to unmap ptr %p, err %d", __func__, (void*)base,
errno);
return 0;
}
int getMetaData(private_handle_t *handle, DispFetchParamType paramType,
void *param) {
if (!handle) {
ALOGE("%s: Private handle is null!", __func__);
return -1;
}
if (handle->fd_metadata == -1) {
ALOGE("%s: Bad fd for extra data!", __func__);
return -1;
}
if (!param) {
ALOGE("%s: input param is null!", __func__);
return -1;
}
unsigned long size = ROUND_UP_PAGESIZE(sizeof(MetaData_t));
void *base = mmap(NULL, size, PROT_READ|PROT_WRITE, MAP_SHARED,
handle->fd_metadata, 0);
if (base == reinterpret_cast<void*>(MAP_FAILED)) {
ALOGE("%s: mmap() failed: error is %s!", __func__, strerror(errno));
return -1;
}
MetaData_t *data = reinterpret_cast <MetaData_t *>(base);
switch (paramType) {
case GET_PP_PARAM_INTERLACED:
*((int32_t *)param) = data->interlaced;
break;
case GET_BUFFER_GEOMETRY:
*((BufferDim_t *)param) = data->bufferDim;
break;
case GET_REFRESH_RATE:
*((float *)param) = data->refreshrate;
break;
case GET_COLOR_SPACE:
*((ColorSpace_t *)param) = data->colorSpace;
break;
case GET_MAP_SECURE_BUFFER:
*((int32_t *)param) = data->mapSecureBuffer;
break;
case GET_S3D_FORMAT:
*((uint32_t *)param) = data->s3dFormat;
break;
case GET_LINEAR_FORMAT:
*((uint32_t *)param) = data->linearFormat;
break;
case GET_IGC:
*((IGC_t *)param) = data->igc;
break;
case GET_SINGLE_BUFFER_MODE:
*((uint32_t *)param) = data->isSingleBufferMode ;
break;
case GET_S3D_COMP:
*((S3DGpuComp_t *)param) = data->s3dComp;
break;
case GET_VT_TIMESTAMP:
*((uint64_t *)param) = data->vtTimeStamp;
break;
#ifdef USE_COLOR_METADATA
case GET_COLOR_METADATA:
*((ColorMetaData *)param) = data->color;
#endif
break;
default:
ALOGE("Unknown paramType %d", paramType);
break;
}
if(munmap(base, size))
ALOGE("%s: failed to unmap ptr %p, err %d", __func__, (void*)base,
errno);
return 0;
}
int copyMetaData(struct private_handle_t *src, struct private_handle_t *dst) {
if (!src || !dst) {
ALOGE("%s: Private handle is null!", __func__);
return -1;
}
if (src->fd_metadata == -1) {
ALOGE("%s: Bad fd for src extra data!", __func__);
return -1;
}
if (dst->fd_metadata == -1) {
ALOGE("%s: Bad fd for dst extra data!", __func__);
return -1;
}
unsigned long size = ROUND_UP_PAGESIZE(sizeof(MetaData_t));
void *base_src = mmap(NULL, size, PROT_READ|PROT_WRITE, MAP_SHARED,
src->fd_metadata, 0);
if (base_src == reinterpret_cast<void*>(MAP_FAILED)) {
ALOGE("%s: src mmap() failed: error is %s!", __func__, strerror(errno));
return -1;
}
void *base_dst = mmap(NULL, size, PROT_READ|PROT_WRITE, MAP_SHARED,
dst->fd_metadata, 0);
if (base_dst == reinterpret_cast<void*>(MAP_FAILED)) {
ALOGE("%s: dst mmap() failed: error is %s!", __func__, strerror(errno));
if(munmap(base_src, size))
ALOGE("%s: failed to unmap src ptr %p, err %d", __func__,
(void*)base_src, errno);
return -1;
}
memcpy(base_dst, base_src, size);
if(munmap(base_src, size))
ALOGE("%s: failed to unmap src ptr %p, err %d", __func__, (void*)base_src,
errno);
if(munmap(base_dst, size))
ALOGE("%s: failed to unmap src ptr %p, err %d", __func__, (void*)base_dst,
errno);
return 0;
}
|
