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f72e7cd077
This version update involves a lot of content, so the previous version has been deleted and the new version has been re-merged into the kernel. The configuration file for the GPU driver originates from a previous version. Signed-off-by: Mingzheng Xing <xingmingzheng@iscas.ac.cn>
230 lines
9.4 KiB
C
230 lines
9.4 KiB
C
/**************************************************************************/ /*!
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@File
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@Title PVR Bridge Functionality
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@Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved
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@Description Header for the PVR Bridge code
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@License Dual MIT/GPLv2
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The contents of this file are subject to the MIT license as set out below.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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Alternatively, the contents of this file may be used under the terms of
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the GNU General Public License Version 2 ("GPL") in which case the provisions
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of GPL are applicable instead of those above.
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If you wish to allow use of your version of this file only under the terms of
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GPL, and not to allow others to use your version of this file under the terms
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of the MIT license, indicate your decision by deleting the provisions above
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and replace them with the notice and other provisions required by GPL as set
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out in the file called "GPL-COPYING" included in this distribution. If you do
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not delete the provisions above, a recipient may use your version of this file
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under the terms of either the MIT license or GPL.
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This License is also included in this distribution in the file called
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"MIT-COPYING".
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EXCEPT AS OTHERWISE STATED IN A NEGOTIATED AGREEMENT: (A) THE SOFTWARE IS
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PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
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BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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PURPOSE AND NONINFRINGEMENT; AND (B) IN NO EVENT SHALL THE AUTHORS OR
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COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/ /***************************************************************************/
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#ifndef SRVCORE_H
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#define SRVCORE_H
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#include "lock_types.h"
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#include "connection_server.h"
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#include "pvr_debug.h"
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#include "pvr_bridge.h"
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#if defined(SUPPORT_RGX)
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#include "rgx_bridge.h"
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#endif
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PVRSRV_ERROR
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CopyFromUserWrapper(CONNECTION_DATA *psConnection,
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IMG_UINT32 ui32DispatchTableEntry,
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void *pvDest,
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void __user *pvSrc,
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IMG_UINT32 ui32Size);
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PVRSRV_ERROR
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CopyToUserWrapper(CONNECTION_DATA *psConnection,
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IMG_UINT32 ui32DispatchTableEntry,
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void __user *pvDest,
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void *pvSrc,
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IMG_UINT32 ui32Size);
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IMG_INT
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DummyBW(IMG_UINT32 ui32DispatchTableEntry,
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IMG_UINT8 *psBridgeIn,
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IMG_UINT8 *psBridgeOut,
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CONNECTION_DATA *psConnection);
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typedef PVRSRV_ERROR (*ServerResourceDestroyFunction)(IMG_HANDLE, IMG_HANDLE);
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typedef IMG_INT (*BridgeWrapperFunction)(IMG_UINT32 ui32DispatchTableEntry,
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IMG_UINT8 *psBridgeIn,
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IMG_UINT8 *psBridgeOut,
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CONNECTION_DATA *psConnection);
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typedef struct _PVRSRV_BRIDGE_DISPATCH_TABLE_ENTRY
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{
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BridgeWrapperFunction pfFunction; /*!< The wrapper function that validates the ioctl
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arguments before calling into srvkm proper */
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POS_LOCK hBridgeLock; /*!< The bridge lock which needs to be acquired
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before calling the above wrapper */
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#if defined(DEBUG_BRIDGE_KM)
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const IMG_CHAR *pszIOCName; /*!< Name of the ioctl: e.g. "PVRSRV_BRIDGE_CONNECT_SERVICES" */
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const IMG_CHAR *pszFunctionName; /*!< Name of the wrapper function: e.g. "PVRSRVConnectBW" */
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const IMG_CHAR *pszBridgeLockName; /*!< Name of bridge lock which will be acquired */
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IMG_UINT32 ui32CallCount; /*!< The total number of times the ioctl has been called */
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IMG_UINT32 ui32CopyFromUserTotalBytes; /*!< The total number of bytes copied from
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userspace within this ioctl */
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IMG_UINT32 ui32CopyToUserTotalBytes; /*!< The total number of bytes copied from
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userspace within this ioctl */
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IMG_UINT64 ui64TotalTimeNS; /*!< The total amount of time spent in this bridge function */
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IMG_UINT64 ui64MaxTimeNS; /*!< The maximum amount of time for a single call to this bridge function */
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#endif
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}PVRSRV_BRIDGE_DISPATCH_TABLE_ENTRY;
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#if defined(SUPPORT_RGX)
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#define BRIDGE_DISPATCH_TABLE_ENTRY_COUNT (PVRSRV_BRIDGE_RGX_DISPATCH_LAST+1)
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#define BRIDGE_DISPATCH_TABLE_START_ENTRY_COUNT (PVRSRV_BRIDGE_RGX_LAST+1)
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#else
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#define BRIDGE_DISPATCH_TABLE_ENTRY_COUNT (PVRSRV_BRIDGE_DISPATCH_LAST+1)
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#define BRIDGE_DISPATCH_TABLE_START_ENTRY_COUNT (PVRSRV_BRIDGE_LAST+1)
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#endif
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extern PVRSRV_BRIDGE_DISPATCH_TABLE_ENTRY g_BridgeDispatchTable[BRIDGE_DISPATCH_TABLE_ENTRY_COUNT];
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void BridgeDispatchTableStartOffsetsInit(void);
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void
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_SetDispatchTableEntry(IMG_UINT32 ui32BridgeGroup,
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IMG_UINT32 ui32Index,
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const IMG_CHAR *pszIOCName,
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BridgeWrapperFunction pfFunction,
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const IMG_CHAR *pszFunctionName,
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POS_LOCK hBridgeLock,
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const IMG_CHAR* pszBridgeLockName);
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void
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UnsetDispatchTableEntry(IMG_UINT32 ui32BridgeGroup,
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IMG_UINT32 ui32Index);
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/* PRQA S 0884,3410 2*/ /* macro relies on the lack of brackets */
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#define SetDispatchTableEntry(ui32BridgeGroup, ui32Index, pfFunction,\
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hBridgeLock) \
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_SetDispatchTableEntry(ui32BridgeGroup, ui32Index, #ui32Index, (BridgeWrapperFunction)pfFunction, #pfFunction,\
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(POS_LOCK)hBridgeLock, #hBridgeLock)
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#define DISPATCH_TABLE_GAP_THRESHOLD 5
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#if defined(DEBUG_BRIDGE_KM)
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typedef struct _PVRSRV_BRIDGE_GLOBAL_STATS
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{
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IMG_UINT32 ui32IOCTLCount;
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IMG_UINT32 ui32TotalCopyFromUserBytes;
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IMG_UINT32 ui32TotalCopyToUserBytes;
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} PVRSRV_BRIDGE_GLOBAL_STATS;
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void BridgeGlobalStatsLock(void);
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void BridgeGlobalStatsUnlock(void);
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/* OS specific code may want to report the stats held here and within the
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* BRIDGE_DISPATCH_TABLE_ENTRYs (E.g. on Linux we report these via a
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* debugfs entry /(sys/kernel/debug|proc)/pvr/bridge_stats) */
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extern PVRSRV_BRIDGE_GLOBAL_STATS g_BridgeGlobalStats;
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#endif
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PVRSRV_ERROR BridgeDispatcherInit(void);
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void BridgeDispatcherDeinit(void);
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PVRSRV_ERROR
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BridgedDispatchKM(CONNECTION_DATA * psConnection,
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PVRSRV_BRIDGE_PACKAGE * psBridgePackageKM);
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PVRSRV_ERROR
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PVRSRVConnectKM(CONNECTION_DATA *psConnection,
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PVRSRV_DEVICE_NODE * psDeviceNode,
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IMG_UINT32 ui32Flags,
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IMG_UINT32 ui32ClientBuildOptions,
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IMG_UINT32 ui32ClientDDKVersion,
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IMG_UINT32 ui32ClientDDKBuild,
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IMG_UINT8 *pui8KernelArch,
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IMG_UINT32 *ui32CapabilityFlags,
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IMG_UINT64 *ui64PackedBvnc);
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PVRSRV_ERROR
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PVRSRVDisconnectKM(void);
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PVRSRV_ERROR
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PVRSRVAcquireGlobalEventObjectKM(IMG_HANDLE *phGlobalEventObject);
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PVRSRV_ERROR
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PVRSRVReleaseGlobalEventObjectKM(IMG_HANDLE hGlobalEventObject);
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PVRSRV_ERROR
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PVRSRVDumpDebugInfoKM(CONNECTION_DATA *psConnection,
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PVRSRV_DEVICE_NODE *psDeviceNode,
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IMG_UINT32 ui32VerbLevel);
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PVRSRV_ERROR
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PVRSRVGetDevClockSpeedKM(CONNECTION_DATA * psConnection,
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PVRSRV_DEVICE_NODE *psDeviceNode,
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IMG_PUINT32 pui32RGXClockSpeed);
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PVRSRV_ERROR
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PVRSRVHWOpTimeoutKM(CONNECTION_DATA *psConnection,
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PVRSRV_DEVICE_NODE *psDeviceNode);
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PVRSRV_ERROR PVRSRVAlignmentCheckKM(CONNECTION_DATA *psConnection,
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PVRSRV_DEVICE_NODE * psDeviceNode,
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IMG_UINT32 ui32FWAlignChecksSize,
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IMG_UINT32 aui32FWAlignChecks[]);
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PVRSRV_ERROR PVRSRVGetDeviceStatusKM(CONNECTION_DATA *psConnection,
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PVRSRV_DEVICE_NODE *psDeviceNode,
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IMG_UINT32 *pui32DeviceStatus);
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PVRSRV_ERROR PVRSRVGetMultiCoreInfoKM(CONNECTION_DATA *psConnection,
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PVRSRV_DEVICE_NODE *psDeviceNode,
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IMG_UINT32 ui32CapsSize,
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IMG_UINT32 *pui32NumCores,
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IMG_UINT64 *pui64Caps);
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PVRSRV_ERROR PVRSRVFindProcessMemStatsKM(IMG_PID pid,
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IMG_UINT32 ui32ArrSize,
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IMG_BOOL bAllProcessStats,
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IMG_UINT32 *ui32MemoryStats);
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static INLINE
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PVRSRV_ERROR DestroyServerResource(const SHARED_DEV_CONNECTION hConnection,
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IMG_HANDLE hEvent,
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ServerResourceDestroyFunction pfnDestroyCall,
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IMG_HANDLE hResource)
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{
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PVR_UNREFERENCED_PARAMETER(hEvent);
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return pfnDestroyCall(GetBridgeHandle(hConnection), hResource);
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}
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#endif /* SRVCORE_H */
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/******************************************************************************
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End of file (srvcore.h)
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******************************************************************************/
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