/*! ****************************************************************************** @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; } } /* 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_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(); if (eError != PVRSRV_OK) { PVR_DPF((PVR_DBG_ERROR,"SysDeinitialise: Failed to unregister with OSPM!")); gpsSysData = IMG_NULL; return eError; } } 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_OMAP3630_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; }
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)); eError = EnableSGXClocksWrap(gpsSysData); if (eError != PVRSRV_OK) { PVR_DPF((PVR_DBG_ERROR,"SysDeinitialise: EnableSGXClocks failed")); return eError; } #endif 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_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) OSBaseFreeContigMemory(SGX_REG_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 gsSGXRegsCPUVAddr = IMG_NULL; gsSGXDeviceMap.pvRegsCpuVBase = gsSGXRegsCPUVAddr; } #endif gpsSysSpecificData->ui32SysSpecificData = 0; gpsSysSpecificData->bSGXInitComplete = IMG_FALSE; clk_put(gpsSysSpecificData->psSGXClock); cpm_pwc_put(gpsSysSpecificData->pCPMHandle); gpsSysData = IMG_NULL; return PVRSRV_OK; }