diff options
Diffstat (limited to 'drivers/gpu/pvr/bridged_support.c')
| -rw-r--r-- | drivers/gpu/pvr/bridged_support.c | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/drivers/gpu/pvr/bridged_support.c b/drivers/gpu/pvr/bridged_support.c new file mode 100644 index 0000000..dad0800 --- /dev/null +++ b/drivers/gpu/pvr/bridged_support.c @@ -0,0 +1,89 @@ +/********************************************************************** + * + * 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 + * + ******************************************************************************/ + +#include "img_defs.h" +#include "servicesint.h" +#include "bridged_support.h" + + +PVRSRV_ERROR +#if defined (SUPPORT_SID_INTERFACE) +PVRSRVLookupOSMemHandle(PVRSRV_HANDLE_BASE *psHandleBase, IMG_HANDLE *phOSMemHandle, IMG_SID hMHandle) +#else +PVRSRVLookupOSMemHandle(PVRSRV_HANDLE_BASE *psHandleBase, IMG_HANDLE *phOSMemHandle, IMG_HANDLE hMHandle) +#endif +{ + IMG_HANDLE hMHandleInt; + PVRSRV_HANDLE_TYPE eHandleType; + PVRSRV_ERROR eError; + + + eError = PVRSRVLookupHandleAnyType(psHandleBase, &hMHandleInt, + &eHandleType, + hMHandle); + if(eError != PVRSRV_OK) + { + return eError; + } + + switch(eHandleType) + { +#if defined(PVR_SECURE_HANDLES) || defined (SUPPORT_SID_INTERFACE) + case PVRSRV_HANDLE_TYPE_MEM_INFO: + case PVRSRV_HANDLE_TYPE_MEM_INFO_REF: + case PVRSRV_HANDLE_TYPE_SHARED_SYS_MEM_INFO: + { + PVRSRV_KERNEL_MEM_INFO *psMemInfo = (PVRSRV_KERNEL_MEM_INFO *)hMHandleInt; + + *phOSMemHandle = psMemInfo->sMemBlk.hOSMemHandle; + + break; + } + case PVRSRV_HANDLE_TYPE_SYNC_INFO: + { + PVRSRV_KERNEL_SYNC_INFO *psSyncInfo = (PVRSRV_KERNEL_SYNC_INFO *)hMHandleInt; + PVRSRV_KERNEL_MEM_INFO *psMemInfo = psSyncInfo->psSyncDataMemInfoKM; + + *phOSMemHandle = psMemInfo->sMemBlk.hOSMemHandle; + + break; + } + case PVRSRV_HANDLE_TYPE_SOC_TIMER: + { + *phOSMemHandle = (IMG_VOID *)hMHandleInt; + break; + } +#else + case PVRSRV_HANDLE_TYPE_NONE: + *phOSMemHandle = (IMG_VOID *)hMHandleInt; + break; +#endif + default: + return PVRSRV_ERROR_BAD_MAPPING; + } + + return PVRSRV_OK; +} |