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Diffstat (limited to 'drivers/gpu/pvr/services4/system/include/syscommon.h')
| -rw-r--r-- | drivers/gpu/pvr/services4/system/include/syscommon.h | 397 |
1 files changed, 397 insertions, 0 deletions
diff --git a/drivers/gpu/pvr/services4/system/include/syscommon.h b/drivers/gpu/pvr/services4/system/include/syscommon.h new file mode 100644 index 00000000000..4fd35126c87 --- /dev/null +++ b/drivers/gpu/pvr/services4/system/include/syscommon.h @@ -0,0 +1,397 @@ +/*************************************************************************/ /*! +@Title Common System APIs and structures +@Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved +@Description This header provides common system-specific declarations and macros + that are supported by all system's +@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 _SYSCOMMON_H +#define _SYSCOMMON_H + +#include "sysconfig.h" /* System specific system defines */ +#include "sysinfo.h" /* globally accessible system info */ +#include "servicesint.h" +#include "queue.h" +#include "power.h" +#include "resman.h" +#include "ra.h" +#include "device.h" +#include "buffer_manager.h" +#include "pvr_debug.h" +#include "services.h" + +#if defined(NO_HARDWARE) && defined(__linux__) && defined(__KERNEL__) +#include <asm/io.h> +#endif + +#if defined (__cplusplus) +extern "C" { +#endif + +/*! + **************************************************************************** + device id management structure + ****************************************************************************/ +typedef struct _SYS_DEVICE_ID_TAG +{ + IMG_UINT32 uiID; + IMG_BOOL bInUse; + +} SYS_DEVICE_ID; + + +/* + the max number of independent local backing stores services supports + (grow this number if ever required) +*/ +#define SYS_MAX_LOCAL_DEVMEM_ARENAS 4 + +typedef IMG_HANDLE (*PFN_HTIMER_CREATE) (IMG_VOID); +typedef IMG_UINT32 (*PFN_HTIMER_GETUS) (IMG_HANDLE); +typedef IMG_VOID (*PFN_HTIMER_DESTROY) (IMG_HANDLE); +/*! + **************************************************************************** + Top level system data structure + ****************************************************************************/ +typedef struct _SYS_DATA_TAG_ +{ + IMG_UINT32 ui32NumDevices; /*!< number of devices in system */ + SYS_DEVICE_ID sDeviceID[SYS_DEVICE_COUNT]; + PVRSRV_DEVICE_NODE *psDeviceNodeList; /*!< list of private device info structures */ + PVRSRV_POWER_DEV *psPowerDeviceList; /*!< list of devices registered with the power manager */ + PVRSRV_RESOURCE sPowerStateChangeResource; /*!< lock for power state transitions */ + PVRSRV_SYS_POWER_STATE eCurrentPowerState; /*!< current Kernel services power state */ + PVRSRV_SYS_POWER_STATE eFailedPowerState; /*!< Kernel services power state (Failed to transition to) */ + IMG_UINT32 ui32CurrentOSPowerState; /*!< current OS specific power state */ + PVRSRV_QUEUE_INFO *psQueueList; /*!< list of all command queues in the system */ + PVRSRV_KERNEL_SYNC_INFO *psSharedSyncInfoList; /*!< list of cross process syncinfos */ + IMG_PVOID pvEnvSpecificData; /*!< Environment specific data */ + IMG_PVOID pvSysSpecificData; /*!< Unique to system, accessible at system layer only */ + PVRSRV_RESOURCE sQProcessResource; /*!< Command Q processing access lock */ + IMG_VOID *pvSOCRegsBase; /*!< SOC registers base linear address */ + IMG_HANDLE hSOCTimerRegisterOSMemHandle; /*!< SOC Timer register (if present) */ + IMG_UINT32 *pvSOCTimerRegisterKM; /*!< SOC Timer register (if present) */ + IMG_VOID *pvSOCClockGateRegsBase; /*!< SOC Clock gating registers (if present) */ + IMG_UINT32 ui32SOCClockGateRegsSize; + + struct _DEVICE_COMMAND_DATA_ *apsDeviceCommandData[SYS_DEVICE_COUNT]; + /*!< command complete data and callback function store for every command for every device */ + + RA_ARENA *apsLocalDevMemArena[SYS_MAX_LOCAL_DEVMEM_ARENAS]; /*!< RA Arenas for local device memory heap management */ + + IMG_CHAR *pszVersionString; /*!< Human readable string showing relevent system version info */ +#if defined (SUPPORT_SID_INTERFACE) + PVRSRV_EVENTOBJECT_KM *psGlobalEventObject; /*!< OS Global Event Object */ +#else + PVRSRV_EVENTOBJECT *psGlobalEventObject; /*!< OS Global Event Object */ +#endif + + PVRSRV_MISC_INFO_CPUCACHEOP_TYPE ePendingCacheOpType; /*!< Deferred CPU cache op control */ + + PFN_HTIMER_CREATE pfnHighResTimerCreate; + PFN_HTIMER_GETUS pfnHighResTimerGetus; + PFN_HTIMER_DESTROY pfnHighResTimerDestroy; +} SYS_DATA; + + +/**************************************************************************** + * common function prototypes + ****************************************************************************/ + +#if defined (CUSTOM_DISPLAY_SEGMENT) +PVRSRV_ERROR SysGetDisplaySegmentAddress (IMG_VOID *pvDevInfo, IMG_VOID *pvPhysicalAddress, IMG_UINT32 *pui32Length); +#endif + +PVRSRV_ERROR SysInitialise(IMG_VOID); +PVRSRV_ERROR SysFinalise(IMG_VOID); + +PVRSRV_ERROR SysDeinitialise(SYS_DATA *psSysData); +PVRSRV_ERROR SysGetDeviceMemoryMap(PVRSRV_DEVICE_TYPE eDeviceType, + IMG_VOID **ppvDeviceMap); + +IMG_VOID SysRegisterExternalDevice(PVRSRV_DEVICE_NODE *psDeviceNode); +IMG_VOID SysRemoveExternalDevice(PVRSRV_DEVICE_NODE *psDeviceNode); + +IMG_UINT32 SysGetInterruptSource(SYS_DATA *psSysData, + PVRSRV_DEVICE_NODE *psDeviceNode); + +IMG_VOID SysClearInterrupts(SYS_DATA* psSysData, IMG_UINT32 ui32ClearBits); + +PVRSRV_ERROR SysResetDevice(IMG_UINT32 ui32DeviceIndex); + +PVRSRV_ERROR SysSystemPrePowerState(PVRSRV_SYS_POWER_STATE eNewPowerState); +PVRSRV_ERROR SysSystemPostPowerState(PVRSRV_SYS_POWER_STATE eNewPowerState); +PVRSRV_ERROR SysDevicePrePowerState(IMG_UINT32 ui32DeviceIndex, + PVRSRV_DEV_POWER_STATE eNewPowerState, + PVRSRV_DEV_POWER_STATE eCurrentPowerState); +PVRSRV_ERROR SysDevicePostPowerState(IMG_UINT32 ui32DeviceIndex, + PVRSRV_DEV_POWER_STATE eNewPowerState, + PVRSRV_DEV_POWER_STATE eCurrentPowerState); + +IMG_VOID SysSGXIdleEntered(IMG_VOID); +IMG_VOID SysSGXCommandPending(IMG_BOOL bSGXIdle); + +#if defined(SYS_CUSTOM_POWERLOCK_WRAP) +PVRSRV_ERROR SysPowerLockWrap(IMG_BOOL bTryLock); +IMG_VOID SysPowerLockUnwrap(IMG_VOID); +#endif + +IMG_VOID SysLockSystemSuspend(IMG_VOID); +IMG_VOID SysUnlockSystemSuspend(IMG_VOID); + +PVRSRV_ERROR SysOEMFunction ( IMG_UINT32 ui32ID, + IMG_VOID *pvIn, + IMG_UINT32 ulInSize, + IMG_VOID *pvOut, + IMG_UINT32 ulOutSize); + + +IMG_DEV_PHYADDR SysCpuPAddrToDevPAddr (PVRSRV_DEVICE_TYPE eDeviceType, IMG_CPU_PHYADDR cpu_paddr); +IMG_DEV_PHYADDR SysSysPAddrToDevPAddr (PVRSRV_DEVICE_TYPE eDeviceType, IMG_SYS_PHYADDR SysPAddr); +IMG_SYS_PHYADDR SysDevPAddrToSysPAddr (PVRSRV_DEVICE_TYPE eDeviceType, IMG_DEV_PHYADDR SysPAddr); +IMG_CPU_PHYADDR SysSysPAddrToCpuPAddr (IMG_SYS_PHYADDR SysPAddr); +IMG_SYS_PHYADDR SysCpuPAddrToSysPAddr (IMG_CPU_PHYADDR cpu_paddr); +#if defined(PVR_LMA) +IMG_BOOL SysVerifyCpuPAddrToDevPAddr (PVRSRV_DEVICE_TYPE eDeviceType, IMG_CPU_PHYADDR CpuPAddr); +IMG_BOOL SysVerifySysPAddrToDevPAddr (PVRSRV_DEVICE_TYPE eDeviceType, IMG_SYS_PHYADDR SysPAddr); +#endif + +extern SYS_DATA* gpsSysData; + + +#if !defined(USE_CODE) + +/*! +****************************************************************************** + + @Function SysAcquireData + + @Description returns reference to to sysdata + creating one on first call + + @Input ppsSysData - pointer to copy reference into + + @Return ppsSysData updated + +******************************************************************************/ +#ifdef INLINE_IS_PRAGMA +#pragma inline(SysAcquireData) +#endif +static INLINE IMG_VOID SysAcquireData(SYS_DATA **ppsSysData) +{ + /* Copy pointer back system information pointer */ + *ppsSysData = gpsSysData; + + /* + Verify we've not been called before being initialised. Instinctively + we should do this check first, but in the failing case we'll just write + null back and the compiler won't warn about an uninitialised varible. + */ + PVR_ASSERT (gpsSysData != IMG_NULL); +} + + +/*! +****************************************************************************** + + @Function SysAcquireDataNoCheck + + @Description returns reference to to sysdata + creating one on first call + + @Input none + + @Return psSysData - pointer to copy reference into + +******************************************************************************/ +#ifdef INLINE_IS_PRAGMA +#pragma inline(SysAcquireDataNoCheck) +#endif +static INLINE SYS_DATA * SysAcquireDataNoCheck(IMG_VOID) +{ + /* return pointer back system information pointer */ + return gpsSysData; +} + + +/*! +****************************************************************************** + + @Function SysInitialiseCommon + + @Description Performs system initialisation common to all systems + + @Input psSysData - pointer to system data + + @Return PVRSRV_ERROR : + +******************************************************************************/ +#ifdef INLINE_IS_PRAGMA +#pragma inline(SysInitialiseCommon) +#endif +static INLINE PVRSRV_ERROR SysInitialiseCommon(SYS_DATA *psSysData) +{ + PVRSRV_ERROR eError; + + /* Initialise Services */ + eError = PVRSRVInit(psSysData); + + return eError; +} + +/*! +****************************************************************************** + + @Function SysDeinitialiseCommon + + @Description Performs system deinitialisation common to all systems + + @Input psSysData - pointer to system data + + @Return PVRSRV_ERROR : + +******************************************************************************/ +#ifdef INLINE_IS_PRAGMA +#pragma inline(SysDeinitialiseCommon) +#endif +static INLINE IMG_VOID SysDeinitialiseCommon(SYS_DATA *psSysData) +{ + /* De-initialise Services */ + PVRSRVDeInit(psSysData); + + OSDestroyResource(&psSysData->sPowerStateChangeResource); +} +#endif /* !defined(USE_CODE) */ + + +/* + * SysReadHWReg and SysWriteHWReg differ from OSReadHWReg and OSWriteHWReg + * in that they are always intended for use with real hardware, even on + * NO_HARDWARE systems. + */ +#if !(defined(NO_HARDWARE) && defined(__linux__) && defined(__KERNEL__)) +#define SysReadHWReg(p, o) OSReadHWReg(p, o) +#define SysWriteHWReg(p, o, v) OSWriteHWReg(p, o, v) +#else /* !(defined(NO_HARDWARE) && defined(__linux__)) */ +/*! +****************************************************************************** + + @Function SysReadHWReg + + @Description + + register read function + + @input pvLinRegBaseAddr : lin addr of register block base + + @input ui32Offset : + + @Return register value + +******************************************************************************/ +static inline IMG_UINT32 SysReadHWReg(IMG_PVOID pvLinRegBaseAddr, IMG_UINT32 ui32Offset) +{ + return (IMG_UINT32) readl(pvLinRegBaseAddr + ui32Offset); +} + +/*! +****************************************************************************** + + @Function SysWriteHWReg + + @Description + + register write function + + @input pvLinRegBaseAddr : lin addr of register block base + + @input ui32Offset : + + @input ui32Value : + + @Return none + +******************************************************************************/ +static inline IMG_VOID SysWriteHWReg(IMG_PVOID pvLinRegBaseAddr, IMG_UINT32 ui32Offset, IMG_UINT32 ui32Value) +{ + writel(ui32Value, pvLinRegBaseAddr + ui32Offset); +} +#endif /* !(defined(NO_HARDWARE) && defined(__linux__)) */ + +#if defined(__cplusplus) +} +#endif + +#ifdef INLINE_IS_PRAGMA +#pragma inline(SysHighResTimerCreate) +#endif +static INLINE IMG_HANDLE SysHighResTimerCreate(IMG_VOID) +{ + SYS_DATA *psSysData; + + SysAcquireData(&psSysData); + return psSysData->pfnHighResTimerCreate(); +} + +#ifdef INLINE_IS_PRAGMA +#pragma inline(SysHighResTimerGetus) +#endif +static INLINE IMG_UINT32 SysHighResTimerGetus(IMG_HANDLE hTimer) +{ + SYS_DATA *psSysData; + + SysAcquireData(&psSysData); + return psSysData->pfnHighResTimerGetus(hTimer); +} + +#ifdef INLINE_IS_PRAGMA +#pragma inline(SysHighResTimerDestroy) +#endif +static INLINE IMG_VOID SysHighResTimerDestroy(IMG_HANDLE hTimer) +{ + SYS_DATA *psSysData; + + SysAcquireData(&psSysData); + psSysData->pfnHighResTimerDestroy(hTimer); +} +#endif + +/***************************************************************************** + End of file (syscommon.h) +*****************************************************************************/ |