1 files changed, 85 insertions, 0 deletions

diff --git a/drivers/gpu/pvr/bridged_support.c b/drivers/gpu/pvr/bridged_support.c
new file mode 100644
index 00000000000..e10e577121f
--- /dev/null
+++ b/drivers/gpu/pvr/bridged_support.c
@@ -0,0 +1,85 @@
+/**********************************************************************
+ *
+ * Copyright(c) 2008 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
+PVRSRVLookupOSMemHandle(PVRSRV_HANDLE_BASE *psHandleBase, IMG_HANDLE *phOSMemHandle, IMG_HANDLE hMHandle)
+{
+        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)
+                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;
+}