pvr/queue.h

   1 /**********************************************************************
   2  *
   3  * Copyright(c) 2008 Imagination Technologies Ltd. All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms and conditions of the GNU General Public License,
   7  * version 2, as published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope it will be useful but, except
  10  * as otherwise stated in writing, without any warranty; without even the
  11  * implied warranty of merchantability or fitness for a particular purpose.
  12  * See the GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along with
  15  * this program; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
  17  *
  18  * The full GNU General Public License is included in this distribution in
  19  * the file called "COPYING".
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  21  * Contact Information:
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  25  ******************************************************************************/
  26
  27 #ifndef QUEUE_H
  28 #define QUEUE_H
  29
  30 #if defined(__cplusplus)
  31 extern "C" {
  32 #endif
  33
  34 #define UPDATE_QUEUE_ROFF(psQueue, ui32Size)                                            \
  35         psQueue->ui32ReadOffset = (psQueue->ui32ReadOffset + ui32Size)  \
  36         & (psQueue->ui32QueueSize - 1);
  37
  38         typedef struct _COMMAND_COMPLETE_DATA_ {
  39                 IMG_BOOL bInUse;
  40
  41                 IMG_UINT32 ui32DstSyncCount;
  42                 IMG_UINT32 ui32SrcSyncCount;
  43                 PVRSRV_SYNC_OBJECT *psDstSync;
  44                 PVRSRV_SYNC_OBJECT *psSrcSync;
  45         } COMMAND_COMPLETE_DATA, *PCOMMAND_COMPLETE_DATA;
  46
  47 #if !defined(USE_CODE)
  48
  49          IMG_IMPORT
  50             PVRSRV_ERROR PVRSRVProcessQueues(IMG_UINT32 ui32CallerID,
  51                                              IMG_BOOL bFlush);
  52
  53 #if defined(__linux__) && defined(__KERNEL__)
  54 #include <linux/types.h>
  55          off_t QueuePrintQueues(char *buffer, size_t size, off_t off);
  56 #endif
  57
  58          IMG_IMPORT
  59             PVRSRV_ERROR IMG_CALLCONV PVRSRVCreateCommandQueueKM(IMG_UINT32
  60                                                                  ui32QueueSize,
  61                                                                  PVRSRV_QUEUE_INFO
  62                                                                  **
  63                                                                  ppsQueueInfo);
  64          IMG_IMPORT PVRSRV_ERROR IMG_CALLCONV
  65             PVRSRVDestroyCommandQueueKM(PVRSRV_QUEUE_INFO * psQueueInfo);
  66
  67          IMG_IMPORT
  68             PVRSRV_ERROR IMG_CALLCONV PVRSRVInsertCommandKM(PVRSRV_QUEUE_INFO *
  69                                                             psQueue,
  70                                                             PVRSRV_COMMAND **
  71                                                             ppsCommand,
  72                                                             IMG_UINT32
  73                                                             ui32DevIndex,
  74                                                             IMG_UINT16
  75                                                             CommandType,
  76                                                             IMG_UINT32
  77                                                             ui32DstSyncCount,
  78                                                             PVRSRV_KERNEL_SYNC_INFO
  79                                                             * apsDstSync[],
  80                                                             IMG_UINT32
  81                                                             ui32SrcSyncCount,
  82                                                             PVRSRV_KERNEL_SYNC_INFO
  83                                                             * apsSrcSync[],
  84                                                             IMG_UINT32
  85                                                             ui32DataByteSize);
  86
  87          IMG_IMPORT
  88             PVRSRV_ERROR IMG_CALLCONV PVRSRVGetQueueSpaceKM(PVRSRV_QUEUE_INFO *
  89                                                             psQueue,
  90                                                             IMG_UINT32
  91                                                             ui32ParamSize,
  92                                                             IMG_VOID **
  93                                                             ppvSpace);
  94
  95          IMG_IMPORT
  96             PVRSRV_ERROR IMG_CALLCONV PVRSRVSubmitCommandKM(PVRSRV_QUEUE_INFO *
  97                                                             psQueue,
  98                                                             PVRSRV_COMMAND *
  99                                                             psCommand);
 100
 101          IMG_IMPORT
 102             IMG_VOID PVRSRVCommandCompleteKM(IMG_HANDLE hCmdCookie,
 103                                              IMG_BOOL bScheduleMISR);
 104
 105         IMG_VOID PVRSRVCommandCompleteCallbacks(IMG_VOID);
 106
 107          IMG_IMPORT
 108             PVRSRV_ERROR PVRSRVRegisterCmdProcListKM(IMG_UINT32 ui32DevIndex,
 109                                                      PFN_CMD_PROC *
 110                                                      ppfnCmdProcList,
 111                                                      IMG_UINT32
 112                                                      ui32MaxSyncsPerCmd[][2],
 113                                                      IMG_UINT32 ui32CmdCount);
 114          IMG_IMPORT PVRSRV_ERROR PVRSRVRemoveCmdProcListKM(IMG_UINT32
 115                                                            ui32DevIndex,
 116                                                            IMG_UINT32
 117                                                            ui32CmdCount);
 118
 119 #endif
 120
 121 #if defined (__cplusplus)
 122 }
 123 #endif
 124 #endif