diff options
Diffstat (limited to 'sgx/services4/srvkm/include/srvkm.h')
| -rw-r--r-- | sgx/services4/srvkm/include/srvkm.h | 110 |
1 files changed, 81 insertions, 29 deletions
diff --git a/sgx/services4/srvkm/include/srvkm.h b/sgx/services4/srvkm/include/srvkm.h index 474a1ee..14828bd 100644 --- a/sgx/services4/srvkm/include/srvkm.h +++ b/sgx/services4/srvkm/include/srvkm.h @@ -1,28 +1,44 @@ -/********************************************************************** - * - * Copyright (C) Imagination Technologies Ltd. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful but, except - * as otherwise stated in writing, without any warranty; without even the - * implied warranty of merchantability or fitness for a particular purpose. - * See the GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. - * - * The full GNU General Public License is included in this distribution in - * the file called "COPYING". - * - * Contact Information: - * Imagination Technologies Ltd. <gpl-support@imgtec.com> - * Home Park Estate, Kings Langley, Herts, WD4 8LZ, UK - * - ******************************************************************************/ +/*************************************************************************/ /*! +@Title Services kernel module internal header file +@Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved +@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 SRVKM_H #define SRVKM_H @@ -32,11 +48,12 @@ extern "C" { #endif - + /** Use PVR_DPF() unless message is necessary in release build + */ #ifdef PVR_DISABLE_LOGGING #define PVR_LOG(X) #else - + /* PRQA S 3410 1 */ /* this macro requires no brackets in order to work */ #define PVR_LOG(X) PVRSRVReleasePrintf X; #endif @@ -58,7 +75,34 @@ extern "C" { } #endif - +/****************** +HIGHER LEVEL MACROS +*******************/ + +/*---------------------------------------------------------------------------- +Repeats the body of the loop for a certain minimum time, or until the body +exits by its own means (break, return, goto, etc.) + +Example of usage: + +LOOP_UNTIL_TIMEOUT(MAX_HW_TIME_US) +{ + if(psQueueInfo->ui32ReadOffset == psQueueInfo->ui32WriteOffset) + { + bTimeout = IMG_FALSE; + break; + } + + OSWaitus(MAX_HW_TIME_US/WAIT_TRY_COUNT); +} END_LOOP_UNTIL_TIMEOUT(); + +-----------------------------------------------------------------------------*/ + +/* uiNotLastLoop will remain at 1 until the timeout has expired, at which time + * it will be decremented and the loop executed one final time. This is necessary + * when preemption is enabled. + */ +/* PRQA S 3411,3431 12 */ /* critical format, leave alone */ #define LOOP_UNTIL_TIMEOUT(TIMEOUT) \ {\ IMG_UINT32 uiOffset, uiStart, uiCurrent; \ @@ -72,7 +116,15 @@ extern "C" { #define END_LOOP_UNTIL_TIMEOUT() \ } +/*! + ****************************************************************************** + + @Function PVRSRVGetErrorStringKM + + @Description Returns a text string relating to the PVRSRV_ERROR enum. + + ******************************************************************************/ IMG_IMPORT const IMG_CHAR *PVRSRVGetErrorStringKM(PVRSRV_ERROR eError); -#endif +#endif /* SRVKM_H */ |