C++ (Cpp) LinuxMMapPerProcessConnectの例

コード例 #1

ファイル: osperproc.c プロジェクト: CyanogenDefy/hardware-ti-sgx

PVRSRV_ERROR OSPerProcessPrivateDataInit(IMG_HANDLE *phOsPrivateData)
{
	PVRSRV_ERROR eError;
	IMG_HANDLE hBlockAlloc;
	PVRSRV_ENV_PER_PROCESS_DATA *psEnvPerProc;

	eError = OSAllocMem(PVRSRV_OS_NON_PAGEABLE_HEAP,
				sizeof(PVRSRV_ENV_PER_PROCESS_DATA),
				phOsPrivateData,
				&hBlockAlloc,
				"Environment per Process Data");

	if (eError != PVRSRV_OK)
	{
		*phOsPrivateData = IMG_NULL;

		PVR_DPF((PVR_DBG_ERROR, "%s: OSAllocMem failed (%d)", __FUNCTION__, eError));
		return eError;
	}

	psEnvPerProc = (PVRSRV_ENV_PER_PROCESS_DATA *)*phOsPrivateData;
	OSMemSet(psEnvPerProc, 0, sizeof(*psEnvPerProc));

	psEnvPerProc->hBlockAlloc = hBlockAlloc;

	
	LinuxMMapPerProcessConnect(psEnvPerProc);

	return PVRSRV_OK;
}

コード例 #2

ファイル: osperproc.c プロジェクト: Druboo666/android_kernel_asus_moorefield

PVRSRV_ERROR OSPerProcessPrivateDataInit(IMG_HANDLE *phOsPrivateData)
{
	PVRSRV_ERROR eError;
	IMG_HANDLE hBlockAlloc;
	PVRSRV_ENV_PER_PROCESS_DATA *psEnvPerProc;

	eError = OSAllocMem(PVRSRV_OS_NON_PAGEABLE_HEAP,
				sizeof(PVRSRV_ENV_PER_PROCESS_DATA),
				phOsPrivateData,
				&hBlockAlloc,
				"Environment per Process Data");

	if (eError != PVRSRV_OK)
	{
		*phOsPrivateData = IMG_NULL;

		PVR_DPF((PVR_DBG_ERROR, "%s: OSAllocMem failed (%d)", __FUNCTION__, eError));
		return eError;
	}

	psEnvPerProc = (PVRSRV_ENV_PER_PROCESS_DATA *)*phOsPrivateData;
	OSMemSet(psEnvPerProc, 0, sizeof(*psEnvPerProc));

	psEnvPerProc->hBlockAlloc = hBlockAlloc;

	/* Linux specific mmap processing */
	LinuxMMapPerProcessConnect(psEnvPerProc);

#if defined(SUPPORT_DRI_DRM) && defined(PVR_SECURE_DRM_AUTH_EXPORT)
	/* Linked list of PVRSRV_FILE_PRIVATE_DATA structures */
	INIT_LIST_HEAD(&psEnvPerProc->sDRMAuthListHead);
#endif

#if defined(SUPPORT_ION)
	OSSNPrintf(psEnvPerProc->azIonClientName, ION_CLIENT_NAME_SIZE, "pvr_ion_client-%d", OSGetCurrentProcessIDKM());
	psEnvPerProc->psIONClient =
		ion_client_create(gpsIonDev,
						  psEnvPerProc->azIonClientName);
 
	if (IS_ERR_OR_NULL(psEnvPerProc->psIONClient))
	{
		PVR_DPF((PVR_DBG_ERROR, "OSPerProcessPrivateDataInit: Couldn't create "
								"ion client for per process data"));
		return PVRSRV_ERROR_OUT_OF_MEMORY;
	}
#endif /* defined(SUPPORT_ION) */

	return PVRSRV_OK;
}