PVRSRV_ERROR SysInitialise(IMG_VOID)
{
IMG_UINT32 i;
PVRSRV_ERROR eError;
PVRSRV_DEVICE_NODE *psDeviceNode;
#if !defined(PVR_NO_OMAP_TIMER)
IMG_CPU_PHYADDR TimerRegPhysBase;
#endif
#if !defined(SGX_DYNAMIC_TIMING_INFO)
SGX_TIMING_INFORMATION* psTimingInfo;
#endif
gpsSysData = &gsSysData;
OSMemSet(gpsSysData, 0, sizeof(SYS_DATA));
gpsSysSpecificData = &gsSysSpecificData;
OSMemSet(gpsSysSpecificData, 0, sizeof(SYS_SPECIFIC_DATA));
gpsSysData->pvSysSpecificData = gpsSysSpecificData;
eError = OSInitEnvData(&gpsSysData->pvEnvSpecificData);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to setup env structure"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_ENVDATA);
gpsSysData->ui32NumDevices = SYS_DEVICE_COUNT;
for(i=0; i<SYS_DEVICE_COUNT; i++)
{
gpsSysData->sDeviceID[i].uiID = i;
gpsSysData->sDeviceID[i].bInUse = IMG_FALSE;
}
gpsSysData->psDeviceNodeList = IMG_NULL;
gpsSysData->psQueueList = IMG_NULL;
eError = SysInitialiseCommon(gpsSysData);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed in SysInitialiseCommon"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
#if !defined(SGX_DYNAMIC_TIMING_INFO)
psTimingInfo = &gsSGXDeviceMap.sTimingInfo;
psTimingInfo->ui32CoreClockSpeed = SYS_SGX_CLOCK_SPEED;
psTimingInfo->ui32HWRecoveryFreq = SYS_SGX_HWRECOVERY_TIMEOUT_FREQ;
#if defined(SUPPORT_ACTIVE_POWER_MANAGEMENT)
psTimingInfo->bEnableActivePM = IMG_TRUE;
#else
psTimingInfo->bEnableActivePM = IMG_FALSE;
#endif
psTimingInfo->ui32ActivePowManLatencyms = SYS_SGX_ACTIVE_POWER_LATENCY_MS;
psTimingInfo->ui32uKernelFreq = SYS_SGX_PDS_TIMER_FREQ;
#endif
gpsSysSpecificData->ui32SrcClockDiv = 3;
eError = SysLocateDevices(gpsSysData);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to locate devices"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_LOCATEDEV);
eError = SysPMRuntimeRegister();
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to register with OSPM!"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_PM_RUNTIME);
eError = SysDvfsInitialize(gpsSysSpecificData);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to initialize DVFS"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_DVFS_INIT);
eError = PVRSRVRegisterDevice(gpsSysData, SGXRegisterDevice,
DEVICE_SGX_INTERRUPT, &gui32SGXDeviceID);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to register device!"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_REGDEV);
psDeviceNode = gpsSysData->psDeviceNodeList;
while(psDeviceNode)
{
switch(psDeviceNode->sDevId.eDeviceType)
{
case PVRSRV_DEVICE_TYPE_SGX:
{
DEVICE_MEMORY_INFO *psDevMemoryInfo;
DEVICE_MEMORY_HEAP_INFO *psDeviceMemoryHeap;
psDeviceNode->psLocalDevMemArena = IMG_NULL;
psDevMemoryInfo = &psDeviceNode->sDevMemoryInfo;
psDeviceMemoryHeap = psDevMemoryInfo->psDeviceMemoryHeap;
for(i=0; i<psDevMemoryInfo->ui32HeapCount; i++)
{
psDeviceMemoryHeap[i].ui32Attribs |= PVRSRV_BACKINGSTORE_SYSMEM_NONCONTIG;
}
gpsSGXDevNode = psDeviceNode;
gsSysSpecificData.psSGXDevNode = psDeviceNode;
break;
}
default:
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to find SGX device node!"));
return PVRSRV_ERROR_INIT_FAILURE;
}
psDeviceNode = psDeviceNode->psNext;
}
eError = EnableSystemClocksWrap(gpsSysData);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to Enable system clocks (%d)", eError));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_SYSCLOCKS);
#if defined(SUPPORT_ACTIVE_POWER_MANAGEMENT)
eError = EnableSGXClocksWrap(gpsSysData);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to Enable SGX clocks (%d)", eError));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
#endif
eError = PVRSRVInitialiseDevice(gui32SGXDeviceID);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to initialise device!"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_INITDEV);
#if defined(SUPPORT_ACTIVE_POWER_MANAGEMENT)
DisableSGXClocks(gpsSysData);
#endif
#if !defined(PVR_NO_OMAP_TIMER)
#if defined(PVR_OMAP_TIMER_BASE_IN_SYS_SPEC_DATA)
TimerRegPhysBase = gsSysSpecificData.sTimerRegPhysBase;
#else
TimerRegPhysBase.uiAddr = SYS_TI335x_GP11TIMER_REGS_SYS_PHYS_BASE;
#endif
gpsSysData->pvSOCTimerRegisterKM = IMG_NULL;
gpsSysData->hSOCTimerRegisterOSMemHandle = 0;
if (TimerRegPhysBase.uiAddr != 0)
{
OSReservePhys(TimerRegPhysBase,
4,
PVRSRV_HAP_MULTI_PROCESS|PVRSRV_HAP_UNCACHED,
(IMG_VOID **)&gpsSysData->pvSOCTimerRegisterKM,
&gpsSysData->hSOCTimerRegisterOSMemHandle);
}
#endif
return PVRSRV_OK;
}
/*!
******************************************************************************
@Function SysInitialise
@Description Initialises kernel services at 'driver load' time
@Return PVRSRV_ERROR :
******************************************************************************/
PVRSRV_ERROR SysInitialise(IMG_VOID)
{
IMG_UINT32 i;
PVRSRV_ERROR eError;
PVRSRV_DEVICE_NODE *psDeviceNode;
#if !defined(PVR_NO_OMAP_TIMER)
IMG_CPU_PHYADDR TimerRegPhysBase;
#endif
#if !defined(SGX_DYNAMIC_TIMING_INFO)
SGX_TIMING_INFORMATION* psTimingInfo;
#endif
PVR_TRACE(("SysInitialise started"));
gpsSysData = &gsSysData;
OSMemSet(gpsSysData, 0, sizeof(SYS_DATA));
gpsSysSpecificData = &gsSysSpecificData;
OSMemSet(gpsSysSpecificData, 0, sizeof(SYS_SPECIFIC_DATA));
gpsSysData->pvSysSpecificData = gpsSysSpecificData;
eError = OSInitEnvData(&gpsSysData->pvEnvSpecificData);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to setup env structure"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_ENVDATA);
gpsSysData->ui32NumDevices = SYS_DEVICE_COUNT;
/* init device ID's */
for(i=0; i<SYS_DEVICE_COUNT; i++)
{
gpsSysData->sDeviceID[i].uiID = i;
gpsSysData->sDeviceID[i].bInUse = IMG_FALSE;
}
gpsSysData->psDeviceNodeList = IMG_NULL;
gpsSysData->psQueueList = IMG_NULL;
eError = SysInitialiseCommon(gpsSysData);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed in SysInitialiseCommon"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
#if !defined(SGX_DYNAMIC_TIMING_INFO)
/* Set up timing information*/
psTimingInfo = &gsSGXDeviceMap.sTimingInfo;
psTimingInfo->ui32CoreClockSpeed = SYS_SGX_CLOCK_SPEED;
psTimingInfo->ui32HWRecoveryFreq = SYS_SGX_HWRECOVERY_TIMEOUT_FREQ;
#if defined(SUPPORT_ACTIVE_POWER_MANAGEMENT)
psTimingInfo->bEnableActivePM = IMG_TRUE;
#else
psTimingInfo->bEnableActivePM = IMG_FALSE;
#endif /* SUPPORT_ACTIVE_POWER_MANAGEMENT */
psTimingInfo->ui32ActivePowManLatencyms = SYS_SGX_ACTIVE_POWER_LATENCY_MS;
psTimingInfo->ui32uKernelFreq = SYS_SGX_PDS_TIMER_FREQ;
#endif
/*
Setup the Source Clock Divider value
*/
gpsSysSpecificData->ui32SrcClockDiv = 3;
/*
Locate the devices within the system, specifying
the physical addresses of each devices components
(regs, mem, ports etc.)
*/
eError = SysLocateDevices(gpsSysData);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to locate devices"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_LOCATEDEV);
eError = SysPMRuntimeRegister();
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to register with OSPM!"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_PM_RUNTIME);
eError = SysDvfsInitialize(gpsSysSpecificData);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to initialize DVFS"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_DVFS_INIT);
/*
Register devices with the system
This also sets up their memory maps/heaps
*/
eError = PVRSRVRegisterDevice(gpsSysData, SGXRegisterDevice,
DEVICE_SGX_INTERRUPT, &gui32SGXDeviceID);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to register device!"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_REGDEV);
/*
Once all devices are registered, specify the backing store
and, if required, customise the memory heap config
*/
psDeviceNode = gpsSysData->psDeviceNodeList;
while(psDeviceNode)
{
/* perform any OEM SOC address space customisations here */
switch(psDeviceNode->sDevId.eDeviceType)
{
case PVRSRV_DEVICE_TYPE_SGX:
{
DEVICE_MEMORY_INFO *psDevMemoryInfo;
DEVICE_MEMORY_HEAP_INFO *psDeviceMemoryHeap;
/*
specify the backing store to use for the devices MMU PT/PDs
- the PT/PDs are always UMA in this system
*/
psDeviceNode->psLocalDevMemArena = IMG_NULL;
/* useful pointers */
psDevMemoryInfo = &psDeviceNode->sDevMemoryInfo;
psDeviceMemoryHeap = psDevMemoryInfo->psDeviceMemoryHeap;
/* specify the backing store for all SGX heaps */
for(i=0; i<psDevMemoryInfo->ui32HeapCount; i++)
{
psDeviceMemoryHeap[i].ui32Attribs |= PVRSRV_BACKINGSTORE_SYSMEM_NONCONTIG;
}
gpsSGXDevNode = psDeviceNode;
gsSysSpecificData.psSGXDevNode = psDeviceNode;
break;
}
default:
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to find SGX device node!"));
return PVRSRV_ERROR_INIT_FAILURE;
}
/* advance to next device */
psDeviceNode = psDeviceNode->psNext;
}
eError = EnableSystemClocksWrap(gpsSysData);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to Enable system clocks (%d)", eError));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_SYSCLOCKS);
#if defined(SUPPORT_ACTIVE_POWER_MANAGEMENT)
eError = EnableSGXClocksWrap(gpsSysData);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to Enable SGX clocks (%d)", eError));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
#endif /* SUPPORT_ACTIVE_POWER_MANAGEMENT */
eError = PVRSRVInitialiseDevice(gui32SGXDeviceID);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to initialise device!"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_INITDEV);
#if defined(SUPPORT_ACTIVE_POWER_MANAGEMENT)
/* SGX defaults to D3 power state */
DisableSGXClocks(gpsSysData);
#endif /* SUPPORT_ACTIVE_POWER_MANAGEMENT */
#if !defined(PVR_NO_OMAP_TIMER)
#if defined(PVR_OMAP_TIMER_BASE_IN_SYS_SPEC_DATA)
TimerRegPhysBase = gsSysSpecificData.sTimerRegPhysBase;
#else
TimerRegPhysBase.uiAddr = SYS_OMAP3630_GP11TIMER_REGS_SYS_PHYS_BASE;
#endif
gpsSysData->pvSOCTimerRegisterKM = IMG_NULL;
gpsSysData->hSOCTimerRegisterOSMemHandle = 0;
if (TimerRegPhysBase.uiAddr != 0)
{
OSReservePhys(TimerRegPhysBase,
4,
PVRSRV_HAP_MULTI_PROCESS|PVRSRV_HAP_UNCACHED,
IMG_NULL,
(IMG_VOID **)&gpsSysData->pvSOCTimerRegisterKM,
&gpsSysData->hSOCTimerRegisterOSMemHandle);
}
#endif /* !defined(PVR_NO_OMAP_TIMER) */
PVR_TRACE(("SysInitialise OK"));
return PVRSRV_OK;
}
PVRSRV_ERROR SysInitialise(IMG_VOID)
{
IMG_UINT32 i;
PVRSRV_ERROR eError;
PVRSRV_DEVICE_NODE *psDeviceNode;
#if !defined(SGX_DYNAMIC_TIMING_INFO)
SGX_TIMING_INFORMATION* psTimingInfo;
#endif
gpsSysData = &gsSysData;
OSMemSet(gpsSysData, 0, sizeof(SYS_DATA));
gpsSysSpecificData = &gsSysSpecificData;
OSMemSet(gpsSysSpecificData, 0, sizeof(SYS_SPECIFIC_DATA));
gpsSysData->pvSysSpecificData = gpsSysSpecificData;
mutex_init(&gpsSysSpecificData->sPowerLock);
atomic_set(&gpsSysSpecificData->sSGXClocksEnabled, 0);
gpsSysSpecificData->pCPMHandle = cpm_pwc_get(PWC_GPU);
if (!gpsSysSpecificData->pCPMHandle)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to get GPU power handle"));
return PVRSRV_ERROR_UNKNOWN_POWER_STATE;
}
gpsSysSpecificData->psSGXClock = clk_get(NULL, "gpu");
if (IS_ERR(gpsSysSpecificData->psSGXClock))
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to get GPU clock"));
return PVRSRV_ERROR_CLOCK_REQUEST_FAILED;
}
/* #if defined(SUPPORT_DRI_DRM) */
/* /\* Save the pci_dev structure pointer from module.c *\/ */
/* PVR_ASSERT(gpsPVRLDMDev != IMG_NULL); */
/* gsSysSpecificData.psPCIDev = gpsPVRLDMDev; */
/* #endif */
/* #if defined(SUPPORT_DRI_DRM) */
/* /\* Save the DRM device structure pointer *\/ */
/* PVR_ASSERT(gpsPVRDRMDev != IMG_NULL); */
/* gsSysSpecificData.psDRMDev = gpsPVRDRMDev; */
/* #endif */
eError = OSInitEnvData(&gpsSysData->pvEnvSpecificData);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to setup env structure"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_ENVDATA);
gpsSysData->ui32NumDevices = SYS_DEVICE_COUNT;
for(i=0; i<SYS_DEVICE_COUNT; i++)
{
gpsSysData->sDeviceID[i].uiID = i;
gpsSysData->sDeviceID[i].bInUse = IMG_FALSE;
}
gpsSysData->psDeviceNodeList = IMG_NULL;
gpsSysData->psQueueList = IMG_NULL;
eError = SysInitialiseCommon(gpsSysData);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed in SysInitialiseCommon"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
#if !defined(SGX_DYNAMIC_TIMING_INFO)
psTimingInfo = &gsSGXDeviceMap.sTimingInfo;
psTimingInfo->ui32CoreClockSpeed = SYS_SGX_CLOCK_SPEED;
psTimingInfo->ui32HWRecoveryFreq = SYS_SGX_HWRECOVERY_TIMEOUT_FREQ;
#if defined(SUPPORT_ACTIVE_POWER_MANAGEMENT)
psTimingInfo->bEnableActivePM = IMG_TRUE;
#else
psTimingInfo->bEnableActivePM = IMG_FALSE;
#endif
psTimingInfo->ui32ActivePowManLatencyms = SYS_SGX_ACTIVE_POWER_LATENCY_MS;
psTimingInfo->ui32uKernelFreq = SYS_SGX_PDS_TIMER_FREQ;
#endif
eError = SysLocateDevices(gpsSysData);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to locate devices"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_LOCATEDEV);
eError = SysDvfsInitialize(gpsSysSpecificData);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to initialize DVFS"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_DVFS_INIT);
eError = PVRSRVRegisterDevice(gpsSysData, SGXRegisterDevice,
DEVICE_SGX_INTERRUPT, &gui32SGXDeviceID);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to register device!"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_REGDEV);
psDeviceNode = gpsSysData->psDeviceNodeList;
while(psDeviceNode)
{
switch(psDeviceNode->sDevId.eDeviceType)
{
case PVRSRV_DEVICE_TYPE_SGX:
{
DEVICE_MEMORY_INFO *psDevMemoryInfo;
DEVICE_MEMORY_HEAP_INFO *psDeviceMemoryHeap;
psDeviceNode->psLocalDevMemArena = IMG_NULL;
psDevMemoryInfo = &psDeviceNode->sDevMemoryInfo;
psDeviceMemoryHeap = psDevMemoryInfo->psDeviceMemoryHeap;
for(i=0; i<psDevMemoryInfo->ui32HeapCount; i++)
{
psDeviceMemoryHeap[i].ui32Attribs |= PVRSRV_BACKINGSTORE_SYSMEM_NONCONTIG;
}
gpsSGXDevNode = psDeviceNode;
gsSysSpecificData.psSGXDevNode = psDeviceNode;
break;
}
default:
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to find SGX device node!"));
return PVRSRV_ERROR_INIT_FAILURE;
}
psDeviceNode = psDeviceNode->psNext;
}
eError = EnableSystemClocksWrap(gpsSysData);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to Enable system clocks (%d)", eError));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_SYSCLOCKS);
#if defined(SUPPORT_ACTIVE_POWER_MANAGEMENT)
eError = EnableSGXClocksWrap(gpsSysData);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to Enable SGX clocks (%d)", eError));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
#endif
eError = PVRSRVInitialiseDevice(gui32SGXDeviceID);
if (eError != PVRSRV_OK)
{
PVR_DPF((PVR_DBG_ERROR,"SysInitialise: Failed to initialise device!"));
(IMG_VOID)SysDeinitialise(gpsSysData);
gpsSysData = IMG_NULL;
return eError;
}
SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_INITDEV);
#if defined(SUPPORT_ACTIVE_POWER_MANAGEMENT)
DisableSGXClocks(gpsSysData);
#endif
return PVRSRV_OK;
}
