IMG_VOID PVRDPFInit(IMG_VOID)
{
LinuxInitMutex(&gsDebugMutexNonIRQ);
#if defined(PVRSRV_DEBUG_CCB_MAX) && defined(PVRSRV_NEED_PVR_DPF)
LinuxInitMutex(&gsDebugCCBMutex);
#endif
}
IMG_VOID PVRDPFInit(IMG_VOID)
{
#if !defined(PVR_DEBUG_ALWAYS_USE_SPINLOCK)
LinuxInitMutex(&gsDebugMutexNonIRQ);
#endif
#if defined(PVRSRV_DEBUG_CCB_MAX)
LinuxInitMutex(&gsDebugCCBMutex);
#endif
}
/*!
******************************************************************************
@Function PVRSRVTimeTraceInit
@Description
Initialise the timed trace subsystem.
@Return Error
******************************************************************************/
PVRSRV_ERROR PVRSRVTimeTraceInit(IMG_VOID)
{
LinuxInitMutex(&g_sTTraceMutex);
g_psBufferTable = HASH_Create(TIME_TRACE_HASH_TABLE_SIZE);
/* Create hash table to store the per process buffers in */
if (!g_psBufferTable)
{
PVR_DPF((PVR_DBG_ERROR, "PVRSRVTimeTraceInit: Error creating hash table"));
return PVRSRV_ERROR_OUT_OF_MEMORY;
}
/* Create the kernel buffer */
_PVRSRVTimeTraceBufferCreate(KERNEL_ID);
g_psTimer = OSFuncHighResTimerCreate();
if (!g_psTimer)
{
PVR_DPF((PVR_DBG_ERROR, "PVRSRVTimeTraceInit: Error creating timer"));
return PVRSRV_ERROR_INIT_FAILURE;
}
return PVRSRV_OK;
}
static int __init PVRCore_Init(void)
{
int error;
PVR_TRACE("PVRCore_Init");
AssignedMajorNumber = register_chrdev(0, DEVNAME, &pvrsrv_fops);
if (AssignedMajorNumber <= 0) {
PVR_DPF(PVR_DBG_ERROR,
"PVRCore_Init: unable to get major number");
return -EBUSY;
}
PVR_TRACE("PVRCore_Init: major device %d", AssignedMajorNumber);
if (CreateProcEntries()) {
unregister_chrdev(AssignedMajorNumber, DRVNAME);
return -ENOMEM;
}
LinuxInitMutex(&gPVRSRVLock);
#ifdef DEBUG
PVRDebugSetLevel(debug);
#endif
if (LinuxMMInit() != PVRSRV_OK) {
error = -ENOMEM;
goto init_failed;
}
LinuxBridgeInit();
PVRMMapInit();
error = platform_driver_register(&powervr_driver);
if (error != 0) {
PVR_DPF(PVR_DBG_ERROR, "PVRCore_Init: "
"unable to register platform driver (%d)", error);
goto init_failed;
}
powervr_device.dev.devt = MKDEV(AssignedMajorNumber, 0);
error = platform_device_register(&powervr_device);
if (error != 0) {
platform_driver_unregister(&powervr_driver);
PVR_DPF(PVR_DBG_ERROR, "PVRCore_Init: "
"unable to register platform device (%d)", error);
goto init_failed;
}
return 0;
init_failed:
PVRMMapCleanup();
LinuxMMCleanup();
RemoveProcEntries();
unregister_chrdev(AssignedMajorNumber, DRVNAME);
return error;
}
IMG_VOID PVRDPFInit(IMG_VOID)
{
LinuxInitMutex(&gsDebugMutexNonIRQ);
}
/*!
*******************************************************************************
@Function PVRMMapInit
@Description
MMap initialisation code
******************************************************************************/
IMG_VOID
PVRMMapInit(IMG_VOID)
{
LinuxInitMutex(&g_sMMapMutex);
return;
}