diff options
Diffstat (limited to 'sgx/services4/srvkm/common/lists.c')
| -rw-r--r-- | sgx/services4/srvkm/common/lists.c | 112 |
1 files changed, 85 insertions, 27 deletions
diff --git a/sgx/services4/srvkm/common/lists.c b/sgx/services4/srvkm/common/lists.c index 1081781..038cab1 100644 --- a/sgx/services4/srvkm/common/lists.c +++ b/sgx/services4/srvkm/common/lists.c @@ -1,32 +1,54 @@ -/********************************************************************** - * - * 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 Linked list shared functions implementation +@Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved +@Description Implementation of the list iterators for types shared among + more than one file in the services code. +@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. + +*/ /**************************************************************************/ #include "lists.h" #include "services_headers.h" +/*=================================================================== + LIST ITERATOR FUNCTIONS USED IN MORE THAN ONE FILE (those used just + once are implemented locally). + ===================================================================*/ + IMPLEMENT_LIST_ANY_VA(BM_HEAP) IMPLEMENT_LIST_ANY_2(BM_HEAP, PVRSRV_ERROR, PVRSRV_OK) IMPLEMENT_LIST_ANY_VA_2(BM_HEAP, PVRSRV_ERROR, PVRSRV_OK) @@ -55,6 +77,27 @@ IMPLEMENT_LIST_INSERT(PVRSRV_POWER_DEV) IMPLEMENT_LIST_REMOVE(PVRSRV_POWER_DEV) +/*=================================================================== + BELOW ARE IMPLEMENTED SOME COMMON CALLBACKS USED IN DIFFERENT FILES + ===================================================================*/ + + +/*! +****************************************************************************** + @Function MatchDeviceKM_AnyVaCb + @Description Matchs a device node with an id and optionally a class. + + @Input psDeviceNode - Pointer to the device node. + @Input va - Variable argument list, with te following values: + # ui32DevIndex - Index of de device to match. + # bIgnoreClass - Flag indicating if there's + no need to check the device class. + # eDevClass - Device class, ONLY present if + bIgnoreClass was IMG_FALSE. + + @Return The pointer to the device node if it matchs, IMG_NULL + otherwise. +******************************************************************************/ IMG_VOID* MatchDeviceKM_AnyVaCb(PVRSRV_DEVICE_NODE* psDeviceNode, va_list va) { IMG_UINT32 ui32DevIndex; @@ -69,8 +112,9 @@ IMG_VOID* MatchDeviceKM_AnyVaCb(PVRSRV_DEVICE_NODE* psDeviceNode, va_list va) } else { - - + /*this value will never be used, since the short circuit evaluation + of the first clause will stop because bIgnoreClass is true, but the + compiler complains if it's not initialized.*/ eDevClass = PVRSRV_DEVICE_CLASS_FORCE_I32; } @@ -82,6 +126,20 @@ IMG_VOID* MatchDeviceKM_AnyVaCb(PVRSRV_DEVICE_NODE* psDeviceNode, va_list va) return IMG_NULL; } +/*! +****************************************************************************** + + @Function MatchPowerDeviceIndex_AnyVaCb + + @Description + Matches a power device with its device index. + + @Input va : variable argument list with: + ui32DeviceIndex : device index + + @Return the pointer to the device it matched, IMG_NULL otherwise. + +******************************************************************************/ IMG_VOID* MatchPowerDeviceIndex_AnyVaCb(PVRSRV_POWER_DEV *psPowerDev, va_list va) { IMG_UINT32 ui32DeviceIndex; |