| /*************************************************************************/ /*! |
| @File |
| @Title Services internal synchronisation interface header |
| @Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved |
| @Description Defines the internal client side interface for services |
| synchronisation |
| @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 _SYNC_INTERNAL_ |
| #define _SYNC_INTERNAL_ |
| |
| #include "img_types.h" |
| #include "img_defs.h" |
| #include <powervr/sync_external.h> |
| #include "ra.h" |
| #include "dllist.h" |
| #include "lock.h" |
| #include "devicemem.h" |
| |
| |
| #define LOCAL_SYNC_PRIM_RESET_VALUE 0 |
| #define LOCAL_SYNC_PRIM_POISON_VALUE 0xa5a5a5a5u |
| |
| /* |
| Private structure's |
| */ |
| #define SYNC_PRIM_NAME_SIZE 50 |
| typedef struct SYNC_PRIM_CONTEXT |
| { |
| SHARED_DEV_CONNECTION hDevConnection; |
| IMG_CHAR azName[SYNC_PRIM_NAME_SIZE]; /*!< Name of the RA */ |
| RA_ARENA *psSubAllocRA; /*!< RA context */ |
| IMG_CHAR azSpanName[SYNC_PRIM_NAME_SIZE];/*!< Name of the span RA */ |
| RA_ARENA *psSpanRA; /*!< RA used for span management of SubAllocRA */ |
| ATOMIC_T hRefCount; /*!< Ref count for this context */ |
| } SYNC_PRIM_CONTEXT; |
| |
| typedef struct _SYNC_PRIM_BLOCK_ |
| { |
| SYNC_PRIM_CONTEXT *psContext; /*!< Our copy of the services connection */ |
| IMG_HANDLE hServerSyncPrimBlock; /*!< Server handle for this block */ |
| IMG_UINT32 ui32SyncBlockSize; /*!< Size of the sync prim block */ |
| IMG_UINT32 ui32FirmwareAddr; /*!< Firmware address */ |
| DEVMEM_MEMDESC *hMemDesc; /*!< Host mapping handle */ |
| IMG_UINT32 __iomem *pui32LinAddr; /*!< User CPU mapping */ |
| IMG_UINT64 uiSpanBase; /*!< Base of this import in the span RA */ |
| DLLIST_NODE sListNode; /*!< List node for the sync block list */ |
| } SYNC_PRIM_BLOCK; |
| |
| typedef enum _SYNC_PRIM_TYPE_ |
| { |
| SYNC_PRIM_TYPE_UNKNOWN = 0, |
| SYNC_PRIM_TYPE_LOCAL, |
| SYNC_PRIM_TYPE_SERVER, |
| } SYNC_PRIM_TYPE; |
| |
| typedef struct _SYNC_PRIM_LOCAL_ |
| { |
| ATOMIC_T hRefCount; /*!< Ref count for this sync */ |
| SYNC_PRIM_BLOCK *psSyncBlock; /*!< Synchronisation block this primitive is allocated on */ |
| IMG_UINT64 uiSpanAddr; /*!< Span address of the sync */ |
| IMG_HANDLE hRecord; /*!< Sync record handle */ |
| } SYNC_PRIM_LOCAL; |
| |
| #if defined(SUPPORT_SERVER_SYNC_IMPL) |
| typedef struct _SYNC_PRIM_SERVER_ |
| { |
| SYNC_BRIDGE_HANDLE hBridge; /*!< Bridge handle */ |
| IMG_HANDLE hServerSync; /*!< Handle to the server sync */ |
| IMG_UINT32 ui32FirmwareAddr; /*!< Firmware address of the sync */ |
| } SYNC_PRIM_SERVER; |
| #endif |
| |
| typedef struct _SYNC_PRIM_ |
| { |
| PVRSRV_CLIENT_SYNC_PRIM sCommon; /*!< Client visible part of the sync prim */ |
| SYNC_PRIM_TYPE eType; /*!< Sync primitive type */ |
| union { |
| SYNC_PRIM_LOCAL sLocal; /*!< Local sync primitive data */ |
| #if defined(SUPPORT_SERVER_SYNC_IMPL) |
| SYNC_PRIM_SERVER sServer; /*!< Server sync primitive data */ |
| #endif |
| } u; |
| } SYNC_PRIM; |
| |
| |
| /* FIXME this must return a correctly typed pointer */ |
| IMG_INTERNAL PVRSRV_ERROR |
| SyncPrimGetFirmwareAddr(PVRSRV_CLIENT_SYNC_PRIM *psSync, IMG_UINT32 *pui32FwAddr); |
| |
| IMG_INTERNAL PVRSRV_ERROR SyncPrimLocalGetHandleAndOffset(PVRSRV_CLIENT_SYNC_PRIM *psSync, |
| IMG_HANDLE *phBlock, |
| IMG_UINT32 *pui32Offset); |
| |
| |
| #endif /* _SYNC_INTERNAL_ */ |