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Diffstat (limited to 'pvr-source/services4/system/omap4/sysconfig.c')
| -rw-r--r-- | pvr-source/services4/system/omap4/sysconfig.c | 1329 |
1 files changed, 1329 insertions, 0 deletions
diff --git a/pvr-source/services4/system/omap4/sysconfig.c b/pvr-source/services4/system/omap4/sysconfig.c new file mode 100644 index 0000000..e9fd069 --- /dev/null +++ b/pvr-source/services4/system/omap4/sysconfig.c @@ -0,0 +1,1329 @@ +/*************************************************************************/ /*! +@Title System Configuration +@Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved +@Description System Configuration functions +@License Dual MIT/GPLv2 + +The contents of this file are subject to the MIT license as set out below. + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +Alternatively, the contents of this file may be used under the terms of +the GNU General Public License Version 2 ("GPL") in which case the provisions +of GPL are applicable instead of those above. + +If you wish to allow use of your version of this file only under the terms of +GPL, and not to allow others to use your version of this file under the terms +of the MIT license, indicate your decision by deleting the provisions above +and replace them with the notice and other provisions required by GPL as set +out in the file called "GPL-COPYING" included in this distribution. If you do +not delete the provisions above, a recipient may use your version of this file +under the terms of either the MIT license or GPL. + +This License is also included in this distribution in the file called +"MIT-COPYING". + +EXCEPT AS OTHERWISE STATED IN A NEGOTIATED AGREEMENT: (A) THE SOFTWARE IS +PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING +BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR +PURPOSE AND NONINFRINGEMENT; AND (B) IN NO EVENT SHALL THE AUTHORS OR +COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER +IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ /**************************************************************************/ + +#include "sysconfig.h" +#include "services_headers.h" +#include "kerneldisplay.h" +#include "oemfuncs.h" +#include "sgxinfo.h" +#include "sgxinfokm.h" +#include "syslocal.h" + +#include "ocpdefs.h" + +#define OMAP5430_CORE_REV 0x10005 + +/* top level system data anchor point*/ +SYS_DATA* gpsSysData = (SYS_DATA*)IMG_NULL; +SYS_DATA gsSysData; + +static SYS_SPECIFIC_DATA gsSysSpecificData; +SYS_SPECIFIC_DATA *gpsSysSpecificData; + +/* SGX structures */ +static IMG_UINT32 gui32SGXDeviceID; +static SGX_DEVICE_MAP gsSGXDeviceMap; +static PVRSRV_DEVICE_NODE *gpsSGXDevNode; + + +#if defined(NO_HARDWARE) || defined(SGX_OCP_REGS_ENABLED) +static IMG_CPU_VIRTADDR gsSGXRegsCPUVAddr; +#endif + +#if defined(PVR_LINUX_DYNAMIC_SGX_RESOURCE_INFO) +extern struct platform_device *gpsPVRLDMDev; +#endif + +IMG_UINT32 PVRSRV_BridgeDispatchKM(IMG_UINT32 Ioctl, + IMG_BYTE *pInBuf, + IMG_UINT32 InBufLen, + IMG_BYTE *pOutBuf, + IMG_UINT32 OutBufLen, + IMG_UINT32 *pdwBytesTransferred); + +#if defined(SGX_OCP_REGS_ENABLED) + +static IMG_CPU_VIRTADDR gpvOCPRegsLinAddr; + +static PVRSRV_ERROR EnableSGXClocksWrap(SYS_DATA *psSysData) +{ + PVRSRV_ERROR eError = EnableSGXClocks(psSysData); + +#if !defined(SGX_OCP_NO_INT_BYPASS) + if(eError == PVRSRV_OK) + { + OSWriteHWReg(gpvOCPRegsLinAddr, EUR_CR_OCP_SYSCONFIG, 0x14); + OSWriteHWReg(gpvOCPRegsLinAddr, EUR_CR_OCP_DEBUG_CONFIG, EUR_CR_OCP_DEBUG_CONFIG_THALIA_INT_BYPASS_MASK); + } +#endif + return eError; +} + +#else /* defined(SGX_OCP_REGS_ENABLED) */ + +static INLINE PVRSRV_ERROR EnableSGXClocksWrap(SYS_DATA *psSysData) +{ + return EnableSGXClocks(psSysData); +} + +#endif /* defined(SGX_OCP_REGS_ENABLED) */ + +static INLINE PVRSRV_ERROR EnableSystemClocksWrap(SYS_DATA *psSysData) +{ + PVRSRV_ERROR eError = EnableSystemClocks(psSysData); + +#if !defined(SUPPORT_ACTIVE_POWER_MANAGEMENT) + if(eError == PVRSRV_OK) + { + /* + * The SGX Clocks are enabled separately if active power + * management is enabled. + */ + eError = EnableSGXClocksWrap(psSysData); + if (eError != PVRSRV_OK) + { + DisableSystemClocks(psSysData); + } + } +#endif + + return eError; +} + +/*! +****************************************************************************** + + @Function SysLocateDevices + + @Description Specifies devices in the systems memory map + + @Input psSysData - sys data + + @Return PVRSRV_ERROR + +******************************************************************************/ +static PVRSRV_ERROR SysLocateDevices(SYS_DATA *psSysData) +{ +#if defined(NO_HARDWARE) + PVRSRV_ERROR eError; + IMG_CPU_PHYADDR sCpuPAddr; +#else +#if defined(PVR_LINUX_DYNAMIC_SGX_RESOURCE_INFO) + struct resource *dev_res; + int dev_irq; +#endif +#endif + + PVR_UNREFERENCED_PARAMETER(psSysData); + + /* SGX Device: */ + gsSGXDeviceMap.ui32Flags = 0x0; + +#if defined(NO_HARDWARE) + /* + * For no hardware, allocate some contiguous memory for the + * register block. + */ + + /* Registers */ + gsSGXDeviceMap.ui32RegsSize = SYS_OMAP4430_SGX_REGS_SIZE; + + eError = OSBaseAllocContigMemory(gsSGXDeviceMap.ui32RegsSize, + &gsSGXRegsCPUVAddr, + &sCpuPAddr); + if(eError != PVRSRV_OK) + { + return eError; + } + gsSGXDeviceMap.sRegsCpuPBase = sCpuPAddr; + gsSGXDeviceMap.sRegsSysPBase = SysCpuPAddrToSysPAddr(gsSGXDeviceMap.sRegsCpuPBase); +#if defined(__linux__) + /* Indicate the registers are already mapped */ + gsSGXDeviceMap.pvRegsCpuVBase = gsSGXRegsCPUVAddr; +#else + /* + * FIXME: Could we just use the virtual address returned by + * OSBaseAllocContigMemory? + */ + gsSGXDeviceMap.pvRegsCpuVBase = IMG_NULL; +#endif + + OSMemSet(gsSGXRegsCPUVAddr, 0, gsSGXDeviceMap.ui32RegsSize); + + /* + device interrupt IRQ + Note: no interrupts available on no hardware system + */ + gsSGXDeviceMap.ui32IRQ = 0; + +#else /* defined(NO_HARDWARE) */ +#if defined(PVR_LINUX_DYNAMIC_SGX_RESOURCE_INFO) + /* get the resource and IRQ through platform resource API */ + dev_res = platform_get_resource(gpsPVRLDMDev, IORESOURCE_MEM, 0); + if (dev_res == NULL) + { + PVR_DPF((PVR_DBG_ERROR, "%s: platform_get_resource failed", __FUNCTION__)); + return PVRSRV_ERROR_INVALID_DEVICE; + } + + dev_irq = platform_get_irq(gpsPVRLDMDev, 0); + if (dev_irq < 0) + { + PVR_DPF((PVR_DBG_ERROR, "%s: platform_get_irq failed (%d)", __FUNCTION__, -dev_irq)); + return PVRSRV_ERROR_INVALID_DEVICE; + } + + gsSGXDeviceMap.sRegsSysPBase.uiAddr = dev_res->start; + gsSGXDeviceMap.sRegsCpuPBase = + SysSysPAddrToCpuPAddr(gsSGXDeviceMap.sRegsSysPBase); + PVR_TRACE(("SGX register base: 0x%lx", (unsigned long)gsSGXDeviceMap.sRegsCpuPBase.uiAddr)); + +#if defined(SGX544) && defined(SGX_FEATURE_MP) + /* Workaround: Due to the change in the HWMOD, the driver is only detecting the + size of the first memory section. For the moment, set the size with a macro + until a better solution found */ + gsSGXDeviceMap.ui32RegsSize = SYS_OMAP4430_SGX_REGS_SIZE; +#else + gsSGXDeviceMap.ui32RegsSize = (unsigned int)(dev_res->end - dev_res->start); +#endif + + PVR_TRACE(("SGX register size: %d",gsSGXDeviceMap.ui32RegsSize)); + + gsSGXDeviceMap.ui32IRQ = dev_irq; + PVR_TRACE(("SGX IRQ: %d", gsSGXDeviceMap.ui32IRQ)); +#else /* defined(PVR_LINUX_DYNAMIC_SGX_RESOURCE_INFO) */ + gsSGXDeviceMap.sRegsSysPBase.uiAddr = SYS_OMAP4430_SGX_REGS_SYS_PHYS_BASE; + gsSGXDeviceMap.sRegsCpuPBase = SysSysPAddrToCpuPAddr(gsSGXDeviceMap.sRegsSysPBase); + gsSGXDeviceMap.ui32RegsSize = SYS_OMAP4430_SGX_REGS_SIZE; + + gsSGXDeviceMap.ui32IRQ = SYS_OMAP4430_SGX_IRQ; + +#endif /* defined(PVR_LINUX_DYNAMIC_SGX_RESOURCE_INFO) */ +#if defined(SGX_OCP_REGS_ENABLED) + gsSGXRegsCPUVAddr = OSMapPhysToLin(gsSGXDeviceMap.sRegsCpuPBase, + gsSGXDeviceMap.ui32RegsSize, + PVRSRV_HAP_UNCACHED|PVRSRV_HAP_KERNEL_ONLY, + IMG_NULL); + + if (gsSGXRegsCPUVAddr == IMG_NULL) + { + PVR_DPF((PVR_DBG_ERROR,"SysLocateDevices: Failed to map SGX registers")); + return PVRSRV_ERROR_BAD_MAPPING; + } + + /* Indicate the registers are already mapped */ + gsSGXDeviceMap.pvRegsCpuVBase = gsSGXRegsCPUVAddr; + gpvOCPRegsLinAddr = gsSGXRegsCPUVAddr; +#endif +#endif /* defined(NO_HARDWARE) */ + +#if defined(PDUMP) + { + /* initialise memory region name for pdumping */ + static IMG_CHAR pszPDumpDevName[] = "SGXMEM"; + gsSGXDeviceMap.pszPDumpDevName = pszPDumpDevName; + } +#endif + + /* add other devices here: */ + + + return PVRSRV_OK; +} + + +/*! +****************************************************************************** + + @Function SysCreateVersionString + + @Description Read the version string + + @Return IMG_CHAR * : Version string + +******************************************************************************/ +static IMG_CHAR *SysCreateVersionString(void) +{ + static IMG_CHAR aszVersionString[100]; + SYS_DATA *psSysData; + IMG_UINT32 ui32SGXRevision; + IMG_INT32 i32Count; +#if !defined(NO_HARDWARE) + IMG_VOID *pvRegsLinAddr; + + pvRegsLinAddr = OSMapPhysToLin(gsSGXDeviceMap.sRegsCpuPBase, + gsSGXDeviceMap.ui32RegsSize, + PVRSRV_HAP_UNCACHED|PVRSRV_HAP_KERNEL_ONLY, + IMG_NULL); + if(!pvRegsLinAddr) + { + return IMG_NULL; + } + +#if defined(SGX544) && defined(SGX_FEATURE_MP) + ui32SGXRevision = OMAP5430_CORE_REV; +#else + ui32SGXRevision = OSReadHWReg((IMG_PVOID)((IMG_PBYTE)pvRegsLinAddr), + EUR_CR_CORE_REVISION); +#endif + +#else + ui32SGXRevision = 0; +#endif + + SysAcquireData(&psSysData); + + i32Count = OSSNPrintf(aszVersionString, 100, + "SGX revision = %u.%u.%u", + (IMG_UINT)((ui32SGXRevision & EUR_CR_CORE_REVISION_MAJOR_MASK) + >> EUR_CR_CORE_REVISION_MAJOR_SHIFT), + (IMG_UINT)((ui32SGXRevision & EUR_CR_CORE_REVISION_MINOR_MASK) + >> EUR_CR_CORE_REVISION_MINOR_SHIFT), + (IMG_UINT)((ui32SGXRevision & EUR_CR_CORE_REVISION_MAINTENANCE_MASK) + >> EUR_CR_CORE_REVISION_MAINTENANCE_SHIFT) + ); + +#if !defined(NO_HARDWARE) + OSUnMapPhysToLin(pvRegsLinAddr, + SYS_OMAP4430_SGX_REGS_SIZE, + PVRSRV_HAP_UNCACHED|PVRSRV_HAP_KERNEL_ONLY, + IMG_NULL); +#endif + + if(i32Count == -1) + { + return IMG_NULL; + } + + return aszVersionString; +} + + +/*! +****************************************************************************** + + @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 + 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(gpsSysSpecificData); + 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_OMAP4430_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) */ + + + return PVRSRV_OK; +} + +#if defined(CONFIG_OMAPLFB) +int OMAPLFBRegisterPVRDriver(void * pfnFuncTable); +#endif + +/*! +****************************************************************************** + + @Function SysFinalise + + @Description Final part of initialisation at 'driver load' time + + @Return PVRSRV_ERROR : + +******************************************************************************/ +PVRSRV_ERROR SysFinalise(IMG_VOID) +{ + PVRSRV_ERROR eError = PVRSRV_OK; + +#if defined(SUPPORT_ACTIVE_POWER_MANAGEMENT) + eError = EnableSGXClocksWrap(gpsSysData); + if (eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR,"SysFinalise: Failed to Enable SGX clocks (%d)", eError)); + return eError; + } +#endif /* SUPPORT_ACTIVE_POWER_MANAGEMENT */ + + eError = OSInstallMISR(gpsSysData); + if (eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR,"SysFinalise: Failed to install MISR")); + return eError; + } + SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_MISR); + +#if defined(SYS_USING_INTERRUPTS) + /* install a Device ISR */ + eError = OSInstallDeviceLISR(gpsSysData, gsSGXDeviceMap.ui32IRQ, "SGX ISR", gpsSGXDevNode); + if (eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR,"SysFinalise: Failed to install ISR")); + return eError; + } + SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_LISR); +#if !defined(SUPPORT_ACTIVE_POWER_MANAGEMENT) + SysEnableSGXInterrupts(gpsSysData); +#endif +#endif /* defined(SYS_USING_INTERRUPTS) */ +#if defined(__linux__) + /* Create a human readable version string for this system */ + gpsSysData->pszVersionString = SysCreateVersionString(); + if (!gpsSysData->pszVersionString) + { + PVR_DPF((PVR_DBG_ERROR,"SysFinalise: Failed to create a system version string")); + } + else + { + PVR_TRACE(("SysFinalise: Version string: %s", gpsSysData->pszVersionString)); + } +#endif + +#if defined(SUPPORT_ACTIVE_POWER_MANAGEMENT) + /* SGX defaults to D3 power state */ + DisableSGXClocks(gpsSysData); +#endif /* SUPPORT_ACTIVE_POWER_MANAGEMENT */ + +#if defined(CONFIG_OMAPLFB) + if (OMAPLFBRegisterPVRDriver((void *)&PVRGetDisplayClassJTable) != 0) + { + PVR_DPF((PVR_DBG_ERROR,"SysFinalise: Failed to register PVR driver with omaplfb")); + return PVRSRV_ERROR_INIT_FAILURE; + } +#endif + + gpsSysSpecificData->bSGXInitComplete = IMG_TRUE; + + return eError; +} + + +/*! +****************************************************************************** + + @Function SysDeinitialise + + @Description De-initialises kernel services at 'driver unload' time + + @Return PVRSRV_ERROR + +******************************************************************************/ +PVRSRV_ERROR SysDeinitialise (SYS_DATA *psSysData) +{ + PVRSRV_ERROR eError; + + PVR_UNREFERENCED_PARAMETER(psSysData); + + if(gpsSysData->pvSOCTimerRegisterKM) + { + OSUnReservePhys(gpsSysData->pvSOCTimerRegisterKM, + 4, + PVRSRV_HAP_MULTI_PROCESS|PVRSRV_HAP_UNCACHED, + gpsSysData->hSOCTimerRegisterOSMemHandle); + } + + +#if defined(SYS_USING_INTERRUPTS) + if (SYS_SPECIFIC_DATA_TEST(gpsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_LISR)) + { + eError = OSUninstallDeviceLISR(gpsSysData); + if (eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR,"SysDeinitialise: OSUninstallDeviceLISR failed")); + return eError; + } + } +#endif + + if (SYS_SPECIFIC_DATA_TEST(gpsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_MISR)) + { + eError = OSUninstallMISR(gpsSysData); + if (eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR,"SysDeinitialise: OSUninstallMISR failed")); + return eError; + } + } + + if (SYS_SPECIFIC_DATA_TEST(gpsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_INITDEV)) + { +#if defined(SUPPORT_ACTIVE_POWER_MANAGEMENT) + PVR_ASSERT(SYS_SPECIFIC_DATA_TEST(gpsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_SYSCLOCKS)); + /* Reenable SGX clocks whilst SGX is being deinitialised. */ + eError = EnableSGXClocksWrap(gpsSysData); + if (eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR,"SysDeinitialise: EnableSGXClocks failed")); + return eError; + } +#endif /* SUPPORT_ACTIVE_POWER_MANAGEMENT */ + + /* Deinitialise SGX */ + eError = PVRSRVDeinitialiseDevice (gui32SGXDeviceID); + if (eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR,"SysDeinitialise: failed to de-init the device")); + return eError; + } + } + + if (SYS_SPECIFIC_DATA_TEST(gpsSysSpecificData, SYS_SPECIFIC_DATA_DVFS_INIT)) + { + eError = SysDvfsDeinitialize(gpsSysSpecificData); + if (eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR,"SysDeinitialise: Failed to de-init DVFS")); + gpsSysData = IMG_NULL; + return eError; + } + } + + if (SYS_SPECIFIC_DATA_TEST(gpsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_PM_RUNTIME)) + { + eError = SysPMRuntimeUnregister(gpsSysSpecificData); + if (eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR,"SysDeinitialise: Failed to unregister with OSPM!")); + gpsSysData = IMG_NULL; + return eError; + } + } + + /* + Disable system clocks - must happen after last access to hardware. + */ + if (SYS_SPECIFIC_DATA_TEST(gpsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_SYSCLOCKS)) + { + DisableSystemClocks(gpsSysData); + } + + if (SYS_SPECIFIC_DATA_TEST(gpsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_ENVDATA)) + { + eError = OSDeInitEnvData(gpsSysData->pvEnvSpecificData); + if (eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR,"SysDeinitialise: failed to de-init env structure")); + return eError; + } + } + + SysDeinitialiseCommon(gpsSysData); + +#if defined(NO_HARDWARE) || defined(SGX_OCP_REGS_ENABLED) + if(gsSGXRegsCPUVAddr != IMG_NULL) + { +#if defined(NO_HARDWARE) + /* Free hardware resources. */ + OSBaseFreeContigMemory(SYS_OMAP4430_SGX_REGS_SIZE, gsSGXRegsCPUVAddr, gsSGXDeviceMap.sRegsCpuPBase); +#else +#if defined(SGX_OCP_REGS_ENABLED) + OSUnMapPhysToLin(gsSGXRegsCPUVAddr, + gsSGXDeviceMap.ui32RegsSize, + PVRSRV_HAP_UNCACHED|PVRSRV_HAP_KERNEL_ONLY, + IMG_NULL); + + gpvOCPRegsLinAddr = IMG_NULL; +#endif +#endif /* defined(NO_HARDWARE) */ + gsSGXRegsCPUVAddr = IMG_NULL; + gsSGXDeviceMap.pvRegsCpuVBase = gsSGXRegsCPUVAddr; + } +#endif /* defined(NO_HARDWARE) || defined(SGX_OCP_REGS_ENABLED) */ + + + gpsSysSpecificData->ui32SysSpecificData = 0; + gpsSysSpecificData->bSGXInitComplete = IMG_FALSE; + + gpsSysData = IMG_NULL; + + return PVRSRV_OK; +} + + +/*! +****************************************************************************** + + @Function SysGetDeviceMemoryMap + + @Description returns a device address map for the specified device + + @Input eDeviceType - device type + @Input ppvDeviceMap - void ptr to receive device specific info. + + @Return PVRSRV_ERROR + +******************************************************************************/ +PVRSRV_ERROR SysGetDeviceMemoryMap(PVRSRV_DEVICE_TYPE eDeviceType, + IMG_VOID **ppvDeviceMap) +{ + + switch(eDeviceType) + { + case PVRSRV_DEVICE_TYPE_SGX: + { + /* just return a pointer to the structure */ + *ppvDeviceMap = (IMG_VOID*)&gsSGXDeviceMap; + + break; + } + default: + { + PVR_DPF((PVR_DBG_ERROR,"SysGetDeviceMemoryMap: unsupported device type")); + } + } + return PVRSRV_OK; +} + + +/*! +****************************************************************************** + @Function SysCpuPAddrToDevPAddr + + @Description Compute a device physical address from a cpu physical + address. Relevant when + + @Input cpu_paddr - cpu physical address. + @Input eDeviceType - device type required if DevPAddr + address spaces vary across devices + in the same system + @Return device physical address. + +******************************************************************************/ +IMG_DEV_PHYADDR SysCpuPAddrToDevPAddr(PVRSRV_DEVICE_TYPE eDeviceType, + IMG_CPU_PHYADDR CpuPAddr) +{ + IMG_DEV_PHYADDR DevPAddr; + + PVR_UNREFERENCED_PARAMETER(eDeviceType); + + /* Note: for UMA system we assume DevP == CpuP */ + DevPAddr.uiAddr = CpuPAddr.uiAddr; + + return DevPAddr; +} + +/*! +****************************************************************************** + @Function SysSysPAddrToCpuPAddr + + @Description Compute a cpu physical address from a system physical + address. + + @Input sys_paddr - system physical address. + @Return cpu physical address. + +******************************************************************************/ +IMG_CPU_PHYADDR SysSysPAddrToCpuPAddr (IMG_SYS_PHYADDR sys_paddr) +{ + IMG_CPU_PHYADDR cpu_paddr; + + /* This would only be an inequality if the CPU's MMU did not point to + sys address 0, ie. multi CPU system */ + cpu_paddr.uiAddr = sys_paddr.uiAddr; + return cpu_paddr; +} + +/*! +****************************************************************************** + @Function SysCpuPAddrToSysPAddr + + @Description Compute a system physical address from a cpu physical + address. + + @Input cpu_paddr - cpu physical address. + @Return device physical address. + +******************************************************************************/ +IMG_SYS_PHYADDR SysCpuPAddrToSysPAddr (IMG_CPU_PHYADDR cpu_paddr) +{ + IMG_SYS_PHYADDR sys_paddr; + + /* This would only be an inequality if the CPU's MMU did not point to + sys address 0, ie. multi CPU system */ + sys_paddr.uiAddr = cpu_paddr.uiAddr; + return sys_paddr; +} + + +/*! +****************************************************************************** + @Function SysSysPAddrToDevPAddr + + @Description Compute a device physical address from a system physical + address. + + @Input SysPAddr - system physical address. + @Input eDeviceType - device type required if DevPAddr + address spaces vary across devices + in the same system + + @Return Device physical address. + +******************************************************************************/ +IMG_DEV_PHYADDR SysSysPAddrToDevPAddr(PVRSRV_DEVICE_TYPE eDeviceType, IMG_SYS_PHYADDR SysPAddr) +{ + IMG_DEV_PHYADDR DevPAddr; + + PVR_UNREFERENCED_PARAMETER(eDeviceType); + + /* Note: for UMA system we assume DevP == CpuP */ + DevPAddr.uiAddr = SysPAddr.uiAddr; + + return DevPAddr; +} + + +/*! +****************************************************************************** + @Function SysDevPAddrToSysPAddr + + @Description Compute a device physical address from a system physical + address. + + @Input DevPAddr - device physical address. + @Input eDeviceType - device type required if DevPAddr + address spaces vary across devices + in the same system + + @Return System physical address. + +******************************************************************************/ +IMG_SYS_PHYADDR SysDevPAddrToSysPAddr(PVRSRV_DEVICE_TYPE eDeviceType, IMG_DEV_PHYADDR DevPAddr) +{ + IMG_SYS_PHYADDR SysPAddr; + + PVR_UNREFERENCED_PARAMETER(eDeviceType); + + /* Note: for UMA system we assume DevP == SysP */ + SysPAddr.uiAddr = DevPAddr.uiAddr; + + return SysPAddr; +} + + +/***************************************************************************** + @Function SysRegisterExternalDevice + + @Description Called when a 3rd party device registers with services + + @Input psDeviceNode - the new device node. + + @Return IMG_VOID +*****************************************************************************/ +IMG_VOID SysRegisterExternalDevice(PVRSRV_DEVICE_NODE *psDeviceNode) +{ + PVR_UNREFERENCED_PARAMETER(psDeviceNode); +} + + +/***************************************************************************** + @Function SysRemoveExternalDevice + + @Description Called when a 3rd party device unregisters from services + + @Input psDeviceNode - the device node being removed. + + @Return IMG_VOID +*****************************************************************************/ +IMG_VOID SysRemoveExternalDevice(PVRSRV_DEVICE_NODE *psDeviceNode) +{ + PVR_UNREFERENCED_PARAMETER(psDeviceNode); +} + +/*! +****************************************************************************** + @Function SysGetInterruptSource + + @Description Returns System specific information about the device(s) that + generated the interrupt in the system + + @Input psSysData + @Input psDeviceNode + + @Return System specific information indicating which device(s) + generated the interrupt + +******************************************************************************/ +IMG_UINT32 SysGetInterruptSource(SYS_DATA *psSysData, + PVRSRV_DEVICE_NODE *psDeviceNode) +{ + PVR_UNREFERENCED_PARAMETER(psSysData); +#if defined(NO_HARDWARE) + /* no interrupts in no_hw system just return all bits */ + return 0xFFFFFFFF; +#else + /* Not a shared irq, so we know this is an interrupt for this device */ + return psDeviceNode->ui32SOCInterruptBit; +#endif +} + + +/*! +****************************************************************************** + @Function SysClearInterrupts + + @Description Clears specified system interrupts + + @Input psSysData + @Input ui32ClearBits + + @Return IMG_VOID + +******************************************************************************/ +IMG_VOID SysClearInterrupts(SYS_DATA* psSysData, IMG_UINT32 ui32ClearBits) +{ + PVR_UNREFERENCED_PARAMETER(ui32ClearBits); + PVR_UNREFERENCED_PARAMETER(psSysData); +#if !defined(NO_HARDWARE) +#if defined(SGX_OCP_NO_INT_BYPASS) + OSWriteHWReg(gpvOCPRegsLinAddr, EUR_CR_OCP_IRQSTATUS_2, 0x1); +#endif + /* Flush posted writes */ + OSReadHWReg(((PVRSRV_SGXDEV_INFO *)gpsSGXDevNode->pvDevice)->pvRegsBaseKM, EUR_CR_EVENT_HOST_CLEAR); +#endif /* defined(NO_HARDWARE) */ +} + +#if defined(SGX_OCP_NO_INT_BYPASS) +/*! +****************************************************************************** + @Function SysEnableSGXInterrupts + + @Description Enables SGX interrupts + + @Input psSysData + + @Return IMG_VOID + +******************************************************************************/ +IMG_VOID SysEnableSGXInterrupts(SYS_DATA *psSysData) +{ + SYS_SPECIFIC_DATA *psSysSpecData = (SYS_SPECIFIC_DATA *)psSysData->pvSysSpecificData; + if (SYS_SPECIFIC_DATA_TEST(psSysSpecData, SYS_SPECIFIC_DATA_ENABLE_LISR) && !SYS_SPECIFIC_DATA_TEST(psSysSpecData, SYS_SPECIFIC_DATA_IRQ_ENABLED)) + { + OSWriteHWReg(gpvOCPRegsLinAddr, EUR_CR_OCP_IRQSTATUS_2, 0x1); + OSWriteHWReg(gpvOCPRegsLinAddr, EUR_CR_OCP_IRQENABLE_SET_2, 0x1); + SYS_SPECIFIC_DATA_SET(psSysSpecData, SYS_SPECIFIC_DATA_IRQ_ENABLED); + } +} + +/*! +****************************************************************************** + @Function SysDisableSGXInterrupts + + @Description Disables SGX interrupts + + @Input psSysData + + @Return IMG_VOID + +******************************************************************************/ +IMG_VOID SysDisableSGXInterrupts(SYS_DATA *psSysData) +{ + SYS_SPECIFIC_DATA *psSysSpecData = (SYS_SPECIFIC_DATA *)psSysData->pvSysSpecificData; + + if (SYS_SPECIFIC_DATA_TEST(psSysSpecData, SYS_SPECIFIC_DATA_IRQ_ENABLED)) + { + OSWriteHWReg(gpvOCPRegsLinAddr, EUR_CR_OCP_IRQENABLE_CLR_2, 0x1); + SYS_SPECIFIC_DATA_CLEAR(psSysSpecData, SYS_SPECIFIC_DATA_IRQ_ENABLED); + } +} +#endif /* defined(SGX_OCP_NO_INT_BYPASS) */ + +/*! +****************************************************************************** + + @Function SysSystemPrePowerState + + @Description Perform system-level processing required before a power transition + + @Input eNewPowerState : + + @Return PVRSRV_ERROR + +******************************************************************************/ +PVRSRV_ERROR SysSystemPrePowerState(PVRSRV_SYS_POWER_STATE eNewPowerState) +{ + PVRSRV_ERROR eError = PVRSRV_OK; + + if (eNewPowerState == PVRSRV_SYS_POWER_STATE_D3) + { + PVR_TRACE(("SysSystemPrePowerState: Entering state D3")); + +#if defined(SYS_USING_INTERRUPTS) + if (SYS_SPECIFIC_DATA_TEST(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_LISR)) + { +#if defined(SYS_CUSTOM_POWERLOCK_WRAP) + IMG_BOOL bWrapped = WrapSystemPowerChange(&gsSysSpecificData); +#endif + eError = OSUninstallDeviceLISR(gpsSysData); +#if defined(SYS_CUSTOM_POWERLOCK_WRAP) + if (bWrapped) + { + UnwrapSystemPowerChange(&gsSysSpecificData); + } +#endif + if (eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR,"SysSystemPrePowerState: OSUninstallDeviceLISR failed (%d)", eError)); + return eError; + } + SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_PM_UNINSTALL_LISR); + SYS_SPECIFIC_DATA_CLEAR(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_LISR); + } +#endif + + if (SYS_SPECIFIC_DATA_TEST(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_SYSCLOCKS)) + { + DisableSystemClocks(gpsSysData); + + SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_PM_DISABLE_SYSCLOCKS); + SYS_SPECIFIC_DATA_CLEAR(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_SYSCLOCKS); + } + } + + return eError; +} + + +/*! +****************************************************************************** + + @Function SysSystemPostPowerState + + @Description Perform system-level processing required after a power transition + + @Input eNewPowerState : + + @Return PVRSRV_ERROR + +******************************************************************************/ +PVRSRV_ERROR SysSystemPostPowerState(PVRSRV_SYS_POWER_STATE eNewPowerState) +{ + PVRSRV_ERROR eError = PVRSRV_OK; + + if (eNewPowerState == PVRSRV_SYS_POWER_STATE_D0) + { + PVR_TRACE(("SysSystemPostPowerState: Entering state D0")); + + if (SYS_SPECIFIC_DATA_TEST(&gsSysSpecificData, SYS_SPECIFIC_DATA_PM_DISABLE_SYSCLOCKS)) + { + eError = EnableSystemClocksWrap(gpsSysData); + if (eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR,"SysSystemPostPowerState: EnableSystemClocksWrap failed (%d)", eError)); + return eError; + } + SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_SYSCLOCKS); + SYS_SPECIFIC_DATA_CLEAR(&gsSysSpecificData, SYS_SPECIFIC_DATA_PM_DISABLE_SYSCLOCKS); + } + +#if defined(SYS_USING_INTERRUPTS) + if (SYS_SPECIFIC_DATA_TEST(&gsSysSpecificData, SYS_SPECIFIC_DATA_PM_UNINSTALL_LISR)) + { +#if defined(SYS_CUSTOM_POWERLOCK_WRAP) + IMG_BOOL bWrapped = WrapSystemPowerChange(&gsSysSpecificData); +#endif + + eError = OSInstallDeviceLISR(gpsSysData, gsSGXDeviceMap.ui32IRQ, "SGX ISR", gpsSGXDevNode); +#if defined(SYS_CUSTOM_POWERLOCK_WRAP) + if (bWrapped) + { + UnwrapSystemPowerChange(&gsSysSpecificData); + } +#endif + if (eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR,"SysSystemPostPowerState: OSInstallDeviceLISR failed to install ISR (%d)", eError)); + return eError; + } + SYS_SPECIFIC_DATA_SET(&gsSysSpecificData, SYS_SPECIFIC_DATA_ENABLE_LISR); + SYS_SPECIFIC_DATA_CLEAR(&gsSysSpecificData, SYS_SPECIFIC_DATA_PM_UNINSTALL_LISR); + } +#endif + } + return eError; +} + + +/*! +****************************************************************************** + + @Function SysDevicePrePowerState + + @Description Perform system level processing required before a device power + transition + + @Input ui32DeviceIndex : + @Input eNewPowerState : + @Input eCurrentPowerState : + + @Return PVRSRV_ERROR + +******************************************************************************/ +PVRSRV_ERROR SysDevicePrePowerState(IMG_UINT32 ui32DeviceIndex, + PVRSRV_DEV_POWER_STATE eNewPowerState, + PVRSRV_DEV_POWER_STATE eCurrentPowerState) +{ + PVR_UNREFERENCED_PARAMETER(eCurrentPowerState); + + if (ui32DeviceIndex != gui32SGXDeviceID) + { + return PVRSRV_OK; + } + +#if defined(SUPPORT_ACTIVE_POWER_MANAGEMENT) + if (eNewPowerState == PVRSRV_DEV_POWER_STATE_OFF) + { + PVR_DPF((PVR_DBG_MESSAGE, "SysDevicePrePowerState: SGX Entering state D3")); + DisableSGXClocks(gpsSysData); + } +#else /* SUPPORT_ACTIVE_POWER_MANAGEMENT */ + PVR_UNREFERENCED_PARAMETER(eNewPowerState ); +#endif /* SUPPORT_ACTIVE_POWER_MANAGEMENT */ + return PVRSRV_OK; +} + + +/*! +****************************************************************************** + + @Function SysDevicePostPowerState + + @Description Perform system level processing required after a device power + transition + + @Input ui32DeviceIndex : + @Input eNewPowerState : + @Input eCurrentPowerState : + + @Return PVRSRV_ERROR + +******************************************************************************/ +PVRSRV_ERROR SysDevicePostPowerState(IMG_UINT32 ui32DeviceIndex, + PVRSRV_DEV_POWER_STATE eNewPowerState, + PVRSRV_DEV_POWER_STATE eCurrentPowerState) +{ + PVRSRV_ERROR eError = PVRSRV_OK; + + PVR_UNREFERENCED_PARAMETER(eNewPowerState); + + if (ui32DeviceIndex != gui32SGXDeviceID) + { + return eError; + } + +#if defined(SUPPORT_ACTIVE_POWER_MANAGEMENT) + if (eCurrentPowerState == PVRSRV_DEV_POWER_STATE_OFF) + { + PVR_DPF((PVR_DBG_MESSAGE, "SysDevicePostPowerState: SGX Leaving state D3")); + eError = EnableSGXClocksWrap(gpsSysData); + } +#else /* SUPPORT_ACTIVE_POWER_MANAGEMENT */ + PVR_UNREFERENCED_PARAMETER(eCurrentPowerState); +#endif /* SUPPORT_ACTIVE_POWER_MANAGEMENT */ + + return eError; +} + +IMG_VOID SysLockSystemSuspend(IMG_VOID) +{ +#if defined(CONFIG_HAS_WAKELOCK) + wake_lock(&gpsSysSpecificData->wake_lock); +#endif +} + +IMG_VOID SysUnlockSystemSuspend(IMG_VOID) +{ +#if defined(CONFIG_HAS_WAKELOCK) + wake_unlock(&gpsSysSpecificData->wake_lock); +#endif +} + +/***************************************************************************** + @Function SysOEMFunction + + @Description marshalling function for custom OEM functions + + @Input ui32ID - function ID + @Input pvIn - in data + @Output pvOut - out data + + @Return PVRSRV_ERROR +*****************************************************************************/ +PVRSRV_ERROR SysOEMFunction ( IMG_UINT32 ui32ID, + IMG_VOID *pvIn, + IMG_UINT32 ulInSize, + IMG_VOID *pvOut, + IMG_UINT32 ulOutSize) +{ + PVR_UNREFERENCED_PARAMETER(ui32ID); + PVR_UNREFERENCED_PARAMETER(pvIn); + PVR_UNREFERENCED_PARAMETER(ulInSize); + PVR_UNREFERENCED_PARAMETER(pvOut); + PVR_UNREFERENCED_PARAMETER(ulOutSize); + + if ((ui32ID == OEM_GET_EXT_FUNCS) && + (ulOutSize == sizeof(PVRSRV_DC_OEM_JTABLE))) + { + PVRSRV_DC_OEM_JTABLE *psOEMJTable = (PVRSRV_DC_OEM_JTABLE*) pvOut; + psOEMJTable->pfnOEMBridgeDispatch = &PVRSRV_BridgeDispatchKM; + return PVRSRV_OK; + } + + return PVRSRV_ERROR_INVALID_PARAMS; +} +/****************************************************************************** + End of file (sysconfig.c) +******************************************************************************/ |