diff options
Diffstat (limited to 'drivers/gpu/drm/emgd/pvr/services4/srvkm/common/power.c')
| -rw-r--r-- | drivers/gpu/drm/emgd/pvr/services4/srvkm/common/power.c | 747 |
1 files changed, 0 insertions, 747 deletions
diff --git a/drivers/gpu/drm/emgd/pvr/services4/srvkm/common/power.c b/drivers/gpu/drm/emgd/pvr/services4/srvkm/common/power.c deleted file mode 100644 index b9048b58cc10..000000000000 --- a/drivers/gpu/drm/emgd/pvr/services4/srvkm/common/power.c +++ /dev/null @@ -1,747 +0,0 @@ -/********************************************************************** - * - * Copyright(c) 2008 Imagination Technologies Ltd. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful but, except - * as otherwise stated in writing, without any warranty; without even the - * implied warranty of merchantability or fitness for a particular purpose. - * See the GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. - * - * The full GNU General Public License is included in this distribution in - * the file called "COPYING". - * - * Contact Information: - * Imagination Technologies Ltd. <gpl-support@imgtec.com> - * Home Park Estate, Kings Langley, Herts, WD4 8LZ, UK - * - ******************************************************************************/ - -#include "services_headers.h" -#include "pdump_km.h" - -#include "lists.h" - -DECLARE_LIST_ANY_VA(PVRSRV_POWER_DEV); -DECLARE_LIST_ANY_VA_2(PVRSRV_POWER_DEV, PVRSRV_ERROR, PVRSRV_OK); -DECLARE_LIST_INSERT(PVRSRV_POWER_DEV); -DECLARE_LIST_REMOVE(PVRSRV_POWER_DEV); - -IMG_VOID* MatchPowerDeviceIndex_AnyVaCb(PVRSRV_POWER_DEV *psPowerDev, va_list va); - - -static IMG_BOOL gbInitServerRunning = IMG_FALSE; -static IMG_BOOL gbInitServerRan = IMG_FALSE; -static IMG_BOOL gbInitSuccessful = IMG_FALSE; - -IMG_EXPORT -PVRSRV_ERROR PVRSRVSetInitServerState(PVRSRV_INIT_SERVER_STATE eInitServerState, IMG_BOOL bState) -{ - - switch(eInitServerState) - { - case PVRSRV_INIT_SERVER_RUNNING: - gbInitServerRunning = bState; - break; - case PVRSRV_INIT_SERVER_RAN: - gbInitServerRan = bState; - break; - case PVRSRV_INIT_SERVER_SUCCESSFUL: - gbInitSuccessful = bState; - break; - default: - PVR_DPF((PVR_DBG_ERROR, - "PVRSRVSetInitServerState : Unknown state %lx", eInitServerState)); - return PVRSRV_ERROR_GENERIC; - } - - return PVRSRV_OK; -} - -IMG_EXPORT -IMG_BOOL PVRSRVGetInitServerState(PVRSRV_INIT_SERVER_STATE eInitServerState) -{ - IMG_BOOL bReturnVal; - - switch(eInitServerState) - { - case PVRSRV_INIT_SERVER_RUNNING: - bReturnVal = gbInitServerRunning; - break; - case PVRSRV_INIT_SERVER_RAN: - bReturnVal = gbInitServerRan; - break; - case PVRSRV_INIT_SERVER_SUCCESSFUL: - bReturnVal = gbInitSuccessful; - break; - default: - PVR_DPF((PVR_DBG_ERROR, - "PVRSRVGetInitServerState : Unknown state %lx", eInitServerState)); - bReturnVal = IMG_FALSE; - } - - return bReturnVal; -} - -static IMG_BOOL _IsSystemStatePowered(PVRSRV_SYS_POWER_STATE eSystemPowerState) -{ - return (IMG_BOOL)(eSystemPowerState < PVRSRV_SYS_POWER_STATE_D2); -} - - -IMG_EXPORT -PVRSRV_ERROR PVRSRVPowerLock(IMG_UINT32 ui32CallerID, - IMG_BOOL bSystemPowerEvent) -{ - PVRSRV_ERROR eError; - SYS_DATA *psSysData; - IMG_UINT32 ui32Timeout = 1000000; - -#if defined(SUPPORT_LMA) - - ui32Timeout *= 60; -#endif - - SysAcquireData(&psSysData); - -#if defined(SYS_CUSTOM_POWERLOCK_WRAP) - eError = SysPowerLockWrap(psSysData); - if (eError != PVRSRV_OK) - { - return eError; - } -#endif - do - { - eError = OSLockResource(&psSysData->sPowerStateChangeResource, - ui32CallerID); - if (eError == PVRSRV_OK) - { - break; - } - else if (ui32CallerID == ISR_ID) - { - - - eError = PVRSRV_ERROR_RETRY; - break; - } - - OSWaitus(1); - ui32Timeout--; - } while (ui32Timeout > 0); - -#if defined(SYS_CUSTOM_POWERLOCK_WRAP) - if (eError != PVRSRV_OK) - { - SysPowerLockUnwrap(psSysData); - } -#endif - if ((eError == PVRSRV_OK) && - !bSystemPowerEvent && - !_IsSystemStatePowered(psSysData->eCurrentPowerState)) - { - - PVRSRVPowerUnlock(ui32CallerID); - eError = PVRSRV_ERROR_RETRY; - } - - return eError; -} - - -IMG_EXPORT -IMG_VOID PVRSRVPowerUnlock(IMG_UINT32 ui32CallerID) -{ - OSUnlockResource(&gpsSysData->sPowerStateChangeResource, ui32CallerID); -#if defined(SYS_CUSTOM_POWERLOCK_WRAP) - SysPowerLockUnwrap(gpsSysData); -#endif -} - - -PVRSRV_ERROR PVRSRVDevicePrePowerStateKM_AnyVaCb(PVRSRV_POWER_DEV *psPowerDevice, va_list va) -{ - PVRSRV_DEV_POWER_STATE eNewDevicePowerState; - PVRSRV_ERROR eError; - - - IMG_BOOL bAllDevices; - IMG_UINT32 ui32DeviceIndex; - PVRSRV_DEV_POWER_STATE eNewPowerState; - - - bAllDevices = va_arg(va, IMG_BOOL); - ui32DeviceIndex = va_arg(va, IMG_UINT32); - eNewPowerState = va_arg(va, PVRSRV_DEV_POWER_STATE); - - if (bAllDevices || (ui32DeviceIndex == psPowerDevice->ui32DeviceIndex)) - { - eNewDevicePowerState = (eNewPowerState == PVRSRV_DEV_POWER_STATE_DEFAULT) ? - psPowerDevice->eDefaultPowerState : eNewPowerState; - - if (psPowerDevice->eCurrentPowerState != eNewDevicePowerState) - { - if (psPowerDevice->pfnPrePower != IMG_NULL) - { - - eError = psPowerDevice->pfnPrePower(psPowerDevice->hDevCookie, - eNewDevicePowerState, - psPowerDevice->eCurrentPowerState); - if (eError != PVRSRV_OK) - { - return eError; - } - } - - - eError = SysDevicePrePowerState(psPowerDevice->ui32DeviceIndex, - eNewDevicePowerState, - psPowerDevice->eCurrentPowerState); - if (eError != PVRSRV_OK) - { - return eError; - } - } - } - - return PVRSRV_OK; -} - -static -PVRSRV_ERROR PVRSRVDevicePrePowerStateKM(IMG_BOOL bAllDevices, - IMG_UINT32 ui32DeviceIndex, - PVRSRV_DEV_POWER_STATE eNewPowerState) -{ - PVRSRV_ERROR eError; - SYS_DATA *psSysData; - - SysAcquireData(&psSysData); - - - eError = List_PVRSRV_POWER_DEV_PVRSRV_ERROR_Any_va(psSysData->psPowerDeviceList, - PVRSRVDevicePrePowerStateKM_AnyVaCb, - bAllDevices, - ui32DeviceIndex, - eNewPowerState); - - return eError; -} - -PVRSRV_ERROR PVRSRVDevicePostPowerStateKM_AnyVaCb(PVRSRV_POWER_DEV *psPowerDevice, va_list va) -{ - PVRSRV_DEV_POWER_STATE eNewDevicePowerState; - PVRSRV_ERROR eError; - - - IMG_BOOL bAllDevices; - IMG_UINT32 ui32DeviceIndex; - PVRSRV_DEV_POWER_STATE eNewPowerState; - - - bAllDevices = va_arg(va, IMG_BOOL); - ui32DeviceIndex = va_arg(va, IMG_UINT32); - eNewPowerState = va_arg(va, PVRSRV_DEV_POWER_STATE); - - if (bAllDevices || (ui32DeviceIndex == psPowerDevice->ui32DeviceIndex)) - { - eNewDevicePowerState = (eNewPowerState == PVRSRV_DEV_POWER_STATE_DEFAULT) ? - psPowerDevice->eDefaultPowerState : eNewPowerState; - - if (psPowerDevice->eCurrentPowerState != eNewDevicePowerState) - { - - eError = SysDevicePostPowerState(psPowerDevice->ui32DeviceIndex, - eNewDevicePowerState, - psPowerDevice->eCurrentPowerState); - if (eError != PVRSRV_OK) - { - return eError; - } - - if (psPowerDevice->pfnPostPower != IMG_NULL) - { - - eError = psPowerDevice->pfnPostPower(psPowerDevice->hDevCookie, - eNewDevicePowerState, - psPowerDevice->eCurrentPowerState); - if (eError != PVRSRV_OK) - { - return eError; - } - } - - psPowerDevice->eCurrentPowerState = eNewDevicePowerState; - } - } - return PVRSRV_OK; -} - -static -PVRSRV_ERROR PVRSRVDevicePostPowerStateKM(IMG_BOOL bAllDevices, - IMG_UINT32 ui32DeviceIndex, - PVRSRV_DEV_POWER_STATE eNewPowerState) -{ - PVRSRV_ERROR eError; - SYS_DATA *psSysData; - - SysAcquireData(&psSysData); - - - eError = List_PVRSRV_POWER_DEV_PVRSRV_ERROR_Any_va(psSysData->psPowerDeviceList, - PVRSRVDevicePostPowerStateKM_AnyVaCb, - bAllDevices, - ui32DeviceIndex, - eNewPowerState); - - return eError; -} - - -PVRSRV_ERROR PVRSRVSetDevicePowerStateCoreKM(IMG_UINT32 ui32DeviceIndex, - PVRSRV_DEV_POWER_STATE eNewPowerState) -{ - PVRSRV_ERROR eError; - eError = PVRSRVDevicePrePowerStateKM(IMG_FALSE, ui32DeviceIndex, eNewPowerState); - if(eError != PVRSRV_OK) - { - return eError; - } - - eError = PVRSRVDevicePostPowerStateKM(IMG_FALSE, ui32DeviceIndex, eNewPowerState); - return eError; -} - - -IMG_EXPORT -PVRSRV_ERROR PVRSRVSetDevicePowerStateKM(IMG_UINT32 ui32DeviceIndex, - PVRSRV_DEV_POWER_STATE eNewPowerState, - IMG_UINT32 ui32CallerID, - IMG_BOOL bRetainMutex) -{ - PVRSRV_ERROR eError; - SYS_DATA *psSysData; - - SysAcquireData(&psSysData); - - eError = PVRSRVPowerLock(ui32CallerID, IMG_FALSE); - if(eError != PVRSRV_OK) - { - return eError; - } - - #if defined(PDUMP) - if (eNewPowerState == PVRSRV_DEV_POWER_STATE_DEFAULT) - { - - - - - eError = PVRSRVDevicePrePowerStateKM(IMG_FALSE, ui32DeviceIndex, PVRSRV_DEV_POWER_STATE_ON); - if(eError != PVRSRV_OK) - { - goto Exit; - } - - eError = PVRSRVDevicePostPowerStateKM(IMG_FALSE, ui32DeviceIndex, PVRSRV_DEV_POWER_STATE_ON); - - if (eError != PVRSRV_OK) - { - goto Exit; - } - - PDUMPSUSPEND(); - } - #endif - - eError = PVRSRVDevicePrePowerStateKM(IMG_FALSE, ui32DeviceIndex, eNewPowerState); - if(eError != PVRSRV_OK) - { - if (eNewPowerState == PVRSRV_DEV_POWER_STATE_DEFAULT) - { - PDUMPRESUME(); - } - goto Exit; - } - - eError = PVRSRVDevicePostPowerStateKM(IMG_FALSE, ui32DeviceIndex, eNewPowerState); - - if (eNewPowerState == PVRSRV_DEV_POWER_STATE_DEFAULT) - { - PDUMPRESUME(); - } - -Exit: - - if(eError != PVRSRV_OK) - { - PVR_DPF((PVR_DBG_ERROR, - "PVRSRVSetDevicePowerStateKM : Transition to %d FAILED 0x%x", eNewPowerState, eError)); - } - - if (!bRetainMutex || (eError != PVRSRV_OK)) - { - PVRSRVPowerUnlock(ui32CallerID); - } - - return eError; -} - - -IMG_EXPORT -PVRSRV_ERROR PVRSRVSystemPrePowerStateKM(PVRSRV_SYS_POWER_STATE eNewSysPowerState) -{ - PVRSRV_ERROR eError; - SYS_DATA *psSysData; - PVRSRV_DEV_POWER_STATE eNewDevicePowerState; - - SysAcquireData(&psSysData); - - - eError = PVRSRVPowerLock(KERNEL_ID, IMG_TRUE); - if(eError != PVRSRV_OK) - { - return eError; - } - - if (_IsSystemStatePowered(eNewSysPowerState) != - _IsSystemStatePowered(psSysData->eCurrentPowerState)) - { - if (_IsSystemStatePowered(eNewSysPowerState)) - { - - eNewDevicePowerState = PVRSRV_DEV_POWER_STATE_DEFAULT; - } - else - { - eNewDevicePowerState = PVRSRV_DEV_POWER_STATE_OFF; - } - - - eError = PVRSRVDevicePrePowerStateKM(IMG_TRUE, 0, eNewDevicePowerState); - if (eError != PVRSRV_OK) - { - goto ErrorExit; - } - } - - if (eNewSysPowerState != psSysData->eCurrentPowerState) - { - - eError = SysSystemPrePowerState(eNewSysPowerState); - if (eError != PVRSRV_OK) - { - goto ErrorExit; - } - } - - return eError; - -ErrorExit: - - PVR_DPF((PVR_DBG_ERROR, - "PVRSRVSystemPrePowerStateKM: Transition from %d to %d FAILED 0x%x", - psSysData->eCurrentPowerState, eNewSysPowerState, eError)); - - - psSysData->eFailedPowerState = eNewSysPowerState; - - PVRSRVPowerUnlock(KERNEL_ID); - - return eError; -} - - -IMG_EXPORT -PVRSRV_ERROR PVRSRVSystemPostPowerStateKM(PVRSRV_SYS_POWER_STATE eNewSysPowerState) -{ - PVRSRV_ERROR eError = PVRSRV_OK; - SYS_DATA *psSysData; - PVRSRV_DEV_POWER_STATE eNewDevicePowerState; - - SysAcquireData(&psSysData); - - if (eNewSysPowerState != psSysData->eCurrentPowerState) - { - - eError = SysSystemPostPowerState(eNewSysPowerState); - if (eError != PVRSRV_OK) - { - goto Exit; - } - } - - if (_IsSystemStatePowered(eNewSysPowerState) != - _IsSystemStatePowered(psSysData->eCurrentPowerState)) - { - if (_IsSystemStatePowered(eNewSysPowerState)) - { - - eNewDevicePowerState = PVRSRV_DEV_POWER_STATE_DEFAULT; - } - else - { - eNewDevicePowerState = PVRSRV_DEV_POWER_STATE_OFF; - } - - - eError = PVRSRVDevicePostPowerStateKM(IMG_TRUE, 0, eNewDevicePowerState); - if (eError != PVRSRV_OK) - { - goto Exit; - } - } - - PVR_DPF((PVR_DBG_MESSAGE, - "PVRSRVSystemPostPowerStateKM: System Power Transition from %d to %d OK", - psSysData->eCurrentPowerState, eNewSysPowerState)); - - psSysData->eCurrentPowerState = eNewSysPowerState; - -Exit: - - PVRSRVPowerUnlock(KERNEL_ID); - - if (_IsSystemStatePowered(eNewSysPowerState) && - PVRSRVGetInitServerState(PVRSRV_INIT_SERVER_SUCCESSFUL)) - { - - - - PVRSRVCommandCompleteCallbacks(); - } - - return eError; -} - - -IMG_EXPORT -PVRSRV_ERROR PVRSRVSetPowerStateKM(PVRSRV_SYS_POWER_STATE eNewSysPowerState) -{ - PVRSRV_ERROR eError; - SYS_DATA *psSysData; - - SysAcquireData(&psSysData); - - eError = PVRSRVSystemPrePowerStateKM(eNewSysPowerState); - if(eError != PVRSRV_OK) - { - goto ErrorExit; - } - - eError = PVRSRVSystemPostPowerStateKM(eNewSysPowerState); - if(eError != PVRSRV_OK) - { - goto ErrorExit; - } - - - psSysData->eFailedPowerState = PVRSRV_SYS_POWER_STATE_Unspecified; - - return PVRSRV_OK; - -ErrorExit: - - PVR_DPF((PVR_DBG_ERROR, - "PVRSRVSetPowerStateKM: Transition from %d to %d FAILED 0x%x", - psSysData->eCurrentPowerState, eNewSysPowerState, eError)); - - - psSysData->eFailedPowerState = eNewSysPowerState; - - return eError; -} - - -PVRSRV_ERROR PVRSRVRegisterPowerDevice(IMG_UINT32 ui32DeviceIndex, - PFN_PRE_POWER pfnPrePower, - PFN_POST_POWER pfnPostPower, - PFN_PRE_CLOCKSPEED_CHANGE pfnPreClockSpeedChange, - PFN_POST_CLOCKSPEED_CHANGE pfnPostClockSpeedChange, - IMG_HANDLE hDevCookie, - PVRSRV_DEV_POWER_STATE eCurrentPowerState, - PVRSRV_DEV_POWER_STATE eDefaultPowerState) -{ - PVRSRV_ERROR eError; - SYS_DATA *psSysData; - PVRSRV_POWER_DEV *psPowerDevice; - - if (pfnPrePower == IMG_NULL && - pfnPostPower == IMG_NULL) - { - return PVRSRVRemovePowerDevice(ui32DeviceIndex); - } - - SysAcquireData(&psSysData); - - eError = OSAllocMem( PVRSRV_OS_PAGEABLE_HEAP, - sizeof(PVRSRV_POWER_DEV), - (IMG_VOID **)&psPowerDevice, IMG_NULL, - "Power Device"); - if(eError != PVRSRV_OK) - { - PVR_DPF((PVR_DBG_ERROR,"PVRSRVRegisterPowerDevice: Failed to alloc PVRSRV_POWER_DEV")); - return eError; - } - - - psPowerDevice->pfnPrePower = pfnPrePower; - psPowerDevice->pfnPostPower = pfnPostPower; - psPowerDevice->pfnPreClockSpeedChange = pfnPreClockSpeedChange; - psPowerDevice->pfnPostClockSpeedChange = pfnPostClockSpeedChange; - psPowerDevice->hDevCookie = hDevCookie; - psPowerDevice->ui32DeviceIndex = ui32DeviceIndex; - psPowerDevice->eCurrentPowerState = eCurrentPowerState; - psPowerDevice->eDefaultPowerState = eDefaultPowerState; - - - List_PVRSRV_POWER_DEV_Insert(&(psSysData->psPowerDeviceList), psPowerDevice); - - return (PVRSRV_OK); -} - - -PVRSRV_ERROR PVRSRVRemovePowerDevice (IMG_UINT32 ui32DeviceIndex) -{ - SYS_DATA *psSysData; - PVRSRV_POWER_DEV *psPowerDev; - - SysAcquireData(&psSysData); - - - psPowerDev = (PVRSRV_POWER_DEV*) - List_PVRSRV_POWER_DEV_Any_va(psSysData->psPowerDeviceList, - MatchPowerDeviceIndex_AnyVaCb, - ui32DeviceIndex); - - if (psPowerDev) - { - List_PVRSRV_POWER_DEV_Remove(psPowerDev); - OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, sizeof(PVRSRV_POWER_DEV), psPowerDev, IMG_NULL); - - } - - return (PVRSRV_OK); -} - - -IMG_EXPORT -IMG_BOOL PVRSRVIsDevicePowered(IMG_UINT32 ui32DeviceIndex) -{ - SYS_DATA *psSysData; - PVRSRV_POWER_DEV *psPowerDevice; - - SysAcquireData(&psSysData); - - if (OSIsResourceLocked(&psSysData->sPowerStateChangeResource, KERNEL_ID) || - OSIsResourceLocked(&psSysData->sPowerStateChangeResource, ISR_ID)) - { - return IMG_FALSE; - } - - psPowerDevice = (PVRSRV_POWER_DEV*) - List_PVRSRV_POWER_DEV_Any_va(psSysData->psPowerDeviceList, - MatchPowerDeviceIndex_AnyVaCb, - ui32DeviceIndex); - return (psPowerDevice && (psPowerDevice->eCurrentPowerState == PVRSRV_DEV_POWER_STATE_ON)) - ? IMG_TRUE : IMG_FALSE; -} - - -PVRSRV_ERROR PVRSRVDevicePreClockSpeedChange(IMG_UINT32 ui32DeviceIndex, - IMG_BOOL bIdleDevice, - IMG_VOID *pvInfo) -{ - PVRSRV_ERROR eError = PVRSRV_OK; - SYS_DATA *psSysData; - PVRSRV_POWER_DEV *psPowerDevice; - - PVR_UNREFERENCED_PARAMETER(pvInfo); - - SysAcquireData(&psSysData); - - if (bIdleDevice) - { - - eError = PVRSRVPowerLock(KERNEL_ID, IMG_FALSE); - if (eError != PVRSRV_OK) - { - PVR_DPF((PVR_DBG_ERROR, "PVRSRVDevicePreClockSpeedChange : failed to acquire lock, error:0x%lx", eError)); - return eError; - } - } - - - psPowerDevice = (PVRSRV_POWER_DEV*) - List_PVRSRV_POWER_DEV_Any_va(psSysData->psPowerDeviceList, - MatchPowerDeviceIndex_AnyVaCb, - ui32DeviceIndex); - - if (psPowerDevice && psPowerDevice->pfnPostClockSpeedChange) - { - eError = psPowerDevice->pfnPreClockSpeedChange(psPowerDevice->hDevCookie, - bIdleDevice, - psPowerDevice->eCurrentPowerState); - if (eError != PVRSRV_OK) - { - PVR_DPF((PVR_DBG_ERROR, - "PVRSRVDevicePreClockSpeedChange : Device %lu failed, error:0x%lx", - ui32DeviceIndex, eError)); - } - } - - if (bIdleDevice && eError != PVRSRV_OK) - { - PVRSRVPowerUnlock(KERNEL_ID); - } - - return eError; -} - - -IMG_VOID PVRSRVDevicePostClockSpeedChange(IMG_UINT32 ui32DeviceIndex, - IMG_BOOL bIdleDevice, - IMG_VOID *pvInfo) -{ - PVRSRV_ERROR eError; - SYS_DATA *psSysData; - PVRSRV_POWER_DEV *psPowerDevice; - - PVR_UNREFERENCED_PARAMETER(pvInfo); - - SysAcquireData(&psSysData); - - - psPowerDevice = (PVRSRV_POWER_DEV*) - List_PVRSRV_POWER_DEV_Any_va(psSysData->psPowerDeviceList, - MatchPowerDeviceIndex_AnyVaCb, - ui32DeviceIndex); - - if (psPowerDevice && psPowerDevice->pfnPostClockSpeedChange) - { - eError = psPowerDevice->pfnPostClockSpeedChange(psPowerDevice->hDevCookie, - bIdleDevice, - psPowerDevice->eCurrentPowerState); - if (eError != PVRSRV_OK) - { - PVR_DPF((PVR_DBG_ERROR, - "PVRSRVDevicePostClockSpeedChange : Device %lu failed, error:0x%lx", - ui32DeviceIndex, eError)); - } - } - - - if (bIdleDevice) - { - - PVRSRVPowerUnlock(KERNEL_ID); - } -} - |