diff options
Diffstat (limited to 'drivers/gpu/pvr/services4/srvkm/include/power.h')
| -rw-r--r-- | drivers/gpu/pvr/services4/srvkm/include/power.h | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/drivers/gpu/pvr/services4/srvkm/include/power.h b/drivers/gpu/pvr/services4/srvkm/include/power.h new file mode 100644 index 00000000000..0abaf7554e1 --- /dev/null +++ b/drivers/gpu/pvr/services4/srvkm/include/power.h @@ -0,0 +1,140 @@ +/*************************************************************************/ /*! +@Title Power Management Functions +@Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved +@Description Main APIs for power management 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. +*/ /**************************************************************************/ +#ifndef POWER_H +#define POWER_H + +#if defined(__cplusplus) +extern "C" { +#endif + + +/*! + ***************************************************************************** + * Power management + *****************************************************************************/ + +typedef struct _PVRSRV_POWER_DEV_TAG_ +{ + PFN_PRE_POWER pfnPrePower; + PFN_POST_POWER pfnPostPower; + PFN_PRE_CLOCKSPEED_CHANGE pfnPreClockSpeedChange; + PFN_POST_CLOCKSPEED_CHANGE pfnPostClockSpeedChange; + IMG_HANDLE hDevCookie; + IMG_UINT32 ui32DeviceIndex; + PVRSRV_DEV_POWER_STATE eDefaultPowerState; + PVRSRV_DEV_POWER_STATE eCurrentPowerState; + struct _PVRSRV_POWER_DEV_TAG_ *psNext; + struct _PVRSRV_POWER_DEV_TAG_ **ppsThis; + +} PVRSRV_POWER_DEV; + +typedef enum _PVRSRV_INIT_SERVER_STATE_ +{ + PVRSRV_INIT_SERVER_Unspecified = -1, + PVRSRV_INIT_SERVER_RUNNING = 0, + PVRSRV_INIT_SERVER_RAN = 1, + PVRSRV_INIT_SERVER_SUCCESSFUL = 2, + PVRSRV_INIT_SERVER_NUM = 3, + PVRSRV_INIT_SERVER_FORCE_I32 = 0x7fffffff + +} PVRSRV_INIT_SERVER_STATE, *PPVRSRV_INIT_SERVER_STATE; + +IMG_IMPORT +IMG_BOOL PVRSRVGetInitServerState(PVRSRV_INIT_SERVER_STATE eInitServerState); + +IMG_IMPORT +PVRSRV_ERROR PVRSRVSetInitServerState(PVRSRV_INIT_SERVER_STATE eInitServerState, IMG_BOOL bState); + + + +IMG_IMPORT +PVRSRV_ERROR PVRSRVPowerLock(IMG_UINT32 ui32CallerID, + IMG_BOOL bSystemPowerEvent); +IMG_IMPORT +IMG_VOID PVRSRVPowerUnlock(IMG_UINT32 ui32CallerID); + +IMG_IMPORT +PVRSRV_ERROR PVRSRVSetDevicePowerStateKM(IMG_UINT32 ui32DeviceIndex, + PVRSRV_DEV_POWER_STATE eNewPowerState); + +IMG_IMPORT +PVRSRV_ERROR PVRSRVSystemPrePowerStateKM(PVRSRV_SYS_POWER_STATE eNewPowerState); +IMG_IMPORT +PVRSRV_ERROR PVRSRVSystemPostPowerStateKM(PVRSRV_SYS_POWER_STATE eNewPowerState); + +IMG_IMPORT +PVRSRV_ERROR PVRSRVSetPowerStateKM (PVRSRV_SYS_POWER_STATE ePVRState); + +IMG_IMPORT +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); + +IMG_IMPORT +PVRSRV_ERROR PVRSRVRemovePowerDevice (IMG_UINT32 ui32DeviceIndex); + +IMG_IMPORT +IMG_BOOL PVRSRVIsDevicePowered(IMG_UINT32 ui32DeviceIndex); + +IMG_IMPORT +PVRSRV_ERROR PVRSRVDevicePreClockSpeedChange(IMG_UINT32 ui32DeviceIndex, + IMG_BOOL bIdleDevice, + IMG_VOID *pvInfo); + +IMG_IMPORT +IMG_VOID PVRSRVDevicePostClockSpeedChange(IMG_UINT32 ui32DeviceIndex, + IMG_BOOL bIdleDevice, + IMG_VOID *pvInfo); + +#if defined (__cplusplus) +} +#endif +#endif /* POWER_H */ + +/****************************************************************************** + End of file (power.h) +******************************************************************************/ |