blob: c888baaf78139a1d2d3640ee46bcfac2f9e9cf14 [file] [log] [blame]
/*
* 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;
}