/*******************************************************************************
@File
@Title          Direct client bridge for mm
@Copyright      Copyright (c) Imagination Technologies Ltd. All Rights Reserved
@Description    Implements the client side of the bridge for mm
                which is used in calls from Server context.
@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 "client_mm_bridge.h"
#include "img_defs.h"
#include "pvr_debug.h"

/* Module specific includes */
#include "pvrsrv_memallocflags.h"
#include "devicemem_typedefs.h"

#include "devicemem.h"
#include "devicemem_server.h"
#include "pmr.h"
#include "devicemem_heapcfg.h"
#include "physmem.h"
#include "physmem_tdsecbuf.h"
#include "devicemem_utils.h"

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgePMRExportPMR(IMG_HANDLE hBridge,
							  IMG_HANDLE hPMR,
							  IMG_HANDLE *
							  phPMRExport,
							  IMG_UINT64 *
							  pui64Size,
							  IMG_UINT32 *
							  pui32Log2Contig,
							  IMG_UINT64 *
							  pui64Password)
{
	PVRSRV_ERROR eError;
	PMR *psPMRInt;
	PMR_EXPORT *psPMRExportInt = NULL;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psPMRInt = (PMR *) hPMR;

	eError =
	    PMRExportPMR(psPMRInt,
			 &psPMRExportInt,
			 pui64Size, pui32Log2Contig, pui64Password);

	*phPMRExport = psPMRExportInt;
	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgePMRUnexportPMR(IMG_HANDLE hBridge,
							    IMG_HANDLE
							    hPMRExport)
{
	PVRSRV_ERROR eError;
	PMR_EXPORT *psPMRExportInt;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psPMRExportInt = (PMR_EXPORT *) hPMRExport;

	eError = PMRUnexportPMR(psPMRExportInt);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgePMRGetUID(IMG_HANDLE hBridge,
						       IMG_HANDLE hPMR,
						       IMG_UINT64 * pui64UID)
{
	PVRSRV_ERROR eError;
	PMR *psPMRInt;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psPMRInt = (PMR *) hPMR;

	eError = PMRGetUID(psPMRInt, pui64UID);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgePMRMakeLocalImportHandle(IMG_HANDLE
								      hBridge,
								      IMG_HANDLE
								      hBuffer,
								      IMG_HANDLE
								      *
								      phExtMem)
{
	PVRSRV_ERROR eError;
	PMR *psBufferInt;
	PMR *psExtMemInt = NULL;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psBufferInt = (PMR *) hBuffer;

	eError = PMRMakeLocalImportHandle(psBufferInt, &psExtMemInt);

	*phExtMem = psExtMemInt;
	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV
BridgePMRUnmakeLocalImportHandle(IMG_HANDLE hBridge, IMG_HANDLE hExtMem)
{
	PVRSRV_ERROR eError;
	PMR *psExtMemInt;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psExtMemInt = (PMR *) hExtMem;

	eError = PMRUnmakeLocalImportHandle(psExtMemInt);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgePMRImportPMR(IMG_HANDLE hBridge,
							  IMG_HANDLE hPMRExport,
							  IMG_UINT64
							  ui64uiPassword,
							  IMG_UINT64 ui64uiSize,
							  IMG_UINT32
							  ui32uiLog2Contig,
							  IMG_HANDLE * phPMR)
{
	PVRSRV_ERROR eError;
	PMR_EXPORT *psPMRExportInt;
	PMR *psPMRInt = NULL;

	psPMRExportInt = (PMR_EXPORT *) hPMRExport;

	eError =
	    PhysmemImportPMR(NULL, (PVRSRV_DEVICE_NODE *) ((void *)hBridge),
			     psPMRExportInt,
			     ui64uiPassword,
			     ui64uiSize, ui32uiLog2Contig, &psPMRInt);

	*phPMR = psPMRInt;
	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgePMRLocalImportPMR(IMG_HANDLE
							       hBridge,
							       IMG_HANDLE
							       hExtHandle,
							       IMG_HANDLE *
							       phPMR,
							       IMG_DEVMEM_SIZE_T
							       * puiSize,
							       IMG_DEVMEM_ALIGN_T
							       * psAlign)
{
	PVRSRV_ERROR eError;
	PMR *psExtHandleInt;
	PMR *psPMRInt = NULL;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psExtHandleInt = (PMR *) hExtHandle;

	eError = PMRLocalImportPMR(psExtHandleInt, &psPMRInt, puiSize, psAlign);

	*phPMR = psPMRInt;
	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgePMRUnrefPMR(IMG_HANDLE hBridge,
							 IMG_HANDLE hPMR)
{
	PVRSRV_ERROR eError;
	PMR *psPMRInt;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psPMRInt = (PMR *) hPMR;

	eError = PMRUnrefPMR(psPMRInt);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgePMRUnrefUnlockPMR(IMG_HANDLE
							       hBridge,
							       IMG_HANDLE hPMR)
{
	PVRSRV_ERROR eError;
	PMR *psPMRInt;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psPMRInt = (PMR *) hPMR;

	eError = PMRUnrefUnlockPMR(psPMRInt);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgePhysmemNewRamBackedPMR(IMG_HANDLE
								    hBridge,
								    IMG_DEVMEM_SIZE_T
								    uiSize,
								    IMG_DEVMEM_SIZE_T
								    uiChunkSize,
								    IMG_UINT32
								    ui32NumPhysChunks,
								    IMG_UINT32
								    ui32NumVirtChunks,
								    IMG_UINT32 *
								    pui32MappingTable,
								    IMG_UINT32
								    ui32Log2PageSize,
								    PVRSRV_MEMALLOCFLAGS_T
								    uiFlags,
								    IMG_UINT32
								    ui32AnnotationLength,
								    const
								    IMG_CHAR *
								    puiAnnotation,
								    IMG_PID
								    ui32PID,
								    IMG_HANDLE *
								    phPMRPtr)
{
	PVRSRV_ERROR eError;
	PMR *psPMRPtrInt = NULL;

	eError =
	    PhysmemNewRamBackedPMR(NULL,
				   (PVRSRV_DEVICE_NODE *) ((void *)hBridge),
				   uiSize, uiChunkSize, ui32NumPhysChunks,
				   ui32NumVirtChunks, pui32MappingTable,
				   ui32Log2PageSize, uiFlags,
				   ui32AnnotationLength, puiAnnotation, ui32PID,
				   &psPMRPtrInt);

	*phPMRPtr = psPMRPtrInt;
	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV
BridgePhysmemNewRamBackedLockedPMR(IMG_HANDLE hBridge, IMG_DEVMEM_SIZE_T uiSize,
				   IMG_DEVMEM_SIZE_T uiChunkSize,
				   IMG_UINT32 ui32NumPhysChunks,
				   IMG_UINT32 ui32NumVirtChunks,
				   IMG_UINT32 * pui32MappingTable,
				   IMG_UINT32 ui32Log2PageSize,
				   PVRSRV_MEMALLOCFLAGS_T uiFlags,
				   IMG_UINT32 ui32AnnotationLength,
				   const IMG_CHAR * puiAnnotation,
				   IMG_PID ui32PID, IMG_HANDLE * phPMRPtr)
{
	PVRSRV_ERROR eError;
	PMR *psPMRPtrInt = NULL;

	eError =
	    PhysmemNewRamBackedLockedPMR(NULL,
					 (PVRSRV_DEVICE_NODE *) ((void *)
								 hBridge),
					 uiSize, uiChunkSize, ui32NumPhysChunks,
					 ui32NumVirtChunks, pui32MappingTable,
					 ui32Log2PageSize, uiFlags,
					 ui32AnnotationLength, puiAnnotation,
					 ui32PID, &psPMRPtrInt);

	*phPMRPtr = psPMRPtrInt;
	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgePhysmemImportSecBuf(IMG_HANDLE
								 hBridge,
								 IMG_DEVMEM_SIZE_T
								 uiSize,
								 IMG_UINT32
								 ui32Log2Align,
								 PVRSRV_MEMALLOCFLAGS_T
								 uiFlags,
								 IMG_HANDLE *
								 phPMRPtr,
								 IMG_UINT64 *
								 pui64SecBufHandle)
{
	PVRSRV_ERROR eError;
	PMR *psPMRPtrInt = NULL;

	eError =
	    PhysmemImportSecBuf(NULL, (PVRSRV_DEVICE_NODE *) ((void *)hBridge),
				uiSize,
				ui32Log2Align,
				uiFlags, &psPMRPtrInt, pui64SecBufHandle);

	*phPMRPtr = psPMRPtrInt;
	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeDevmemIntPin(IMG_HANDLE hBridge,
							  IMG_HANDLE hPMR)
{
	PVRSRV_ERROR eError;
	PMR *psPMRInt;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psPMRInt = (PMR *) hPMR;

	eError = DevmemIntPin(psPMRInt);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeDevmemIntUnpin(IMG_HANDLE hBridge,
							    IMG_HANDLE hPMR)
{
	PVRSRV_ERROR eError;
	PMR *psPMRInt;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psPMRInt = (PMR *) hPMR;

	eError = DevmemIntUnpin(psPMRInt);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeDevmemIntPinValidate(IMG_HANDLE
								  hBridge,
								  IMG_HANDLE
								  hMapping,
								  IMG_HANDLE
								  hPMR)
{
	PVRSRV_ERROR eError;
	DEVMEMINT_MAPPING *psMappingInt;
	PMR *psPMRInt;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psMappingInt = (DEVMEMINT_MAPPING *) hMapping;
	psPMRInt = (PMR *) hPMR;

	eError = DevmemIntPinValidate(psMappingInt, psPMRInt);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeDevmemIntUnpinInvalidate(IMG_HANDLE
								      hBridge,
								      IMG_HANDLE
								      hMapping,
								      IMG_HANDLE
								      hPMR)
{
	PVRSRV_ERROR eError;
	DEVMEMINT_MAPPING *psMappingInt;
	PMR *psPMRInt;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psMappingInt = (DEVMEMINT_MAPPING *) hMapping;
	psPMRInt = (PMR *) hPMR;

	eError = DevmemIntUnpinInvalidate(psMappingInt, psPMRInt);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeDevmemIntCtxCreate(IMG_HANDLE
								hBridge,
								IMG_BOOL
								bbKernelMemoryCtx,
								IMG_HANDLE *
								phDevMemServerContext,
								IMG_HANDLE *
								phPrivData,
								IMG_UINT32 *
								pui32CPUCacheLineSize)
{
	PVRSRV_ERROR eError;
	DEVMEMINT_CTX *psDevMemServerContextInt = NULL;
	IMG_HANDLE hPrivDataInt = NULL;

	eError =
	    DevmemIntCtxCreate(NULL, (PVRSRV_DEVICE_NODE *) ((void *)hBridge),
			       bbKernelMemoryCtx,
			       &psDevMemServerContextInt,
			       &hPrivDataInt, pui32CPUCacheLineSize);

	*phDevMemServerContext = psDevMemServerContextInt;
	*phPrivData = hPrivDataInt;
	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeDevmemIntCtxDestroy(IMG_HANDLE
								 hBridge,
								 IMG_HANDLE
								 hDevmemServerContext)
{
	PVRSRV_ERROR eError;
	DEVMEMINT_CTX *psDevmemServerContextInt;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psDevmemServerContextInt = (DEVMEMINT_CTX *) hDevmemServerContext;

	eError = DevmemIntCtxDestroy(psDevmemServerContextInt);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeDevmemIntHeapCreate(IMG_HANDLE
								 hBridge,
								 IMG_HANDLE
								 hDevmemCtx,
								 IMG_DEV_VIRTADDR
								 sHeapBaseAddr,
								 IMG_DEVMEM_SIZE_T
								 uiHeapLength,
								 IMG_UINT32
								 ui32Log2DataPageSize,
								 IMG_HANDLE *
								 phDevmemHeapPtr)
{
	PVRSRV_ERROR eError;
	DEVMEMINT_CTX *psDevmemCtxInt;
	DEVMEMINT_HEAP *psDevmemHeapPtrInt = NULL;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psDevmemCtxInt = (DEVMEMINT_CTX *) hDevmemCtx;

	eError =
	    DevmemIntHeapCreate(psDevmemCtxInt,
				sHeapBaseAddr,
				uiHeapLength,
				ui32Log2DataPageSize, &psDevmemHeapPtrInt);

	*phDevmemHeapPtr = psDevmemHeapPtrInt;
	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeDevmemIntHeapDestroy(IMG_HANDLE
								  hBridge,
								  IMG_HANDLE
								  hDevmemHeap)
{
	PVRSRV_ERROR eError;
	DEVMEMINT_HEAP *psDevmemHeapInt;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psDevmemHeapInt = (DEVMEMINT_HEAP *) hDevmemHeap;

	eError = DevmemIntHeapDestroy(psDevmemHeapInt);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeDevmemIntMapPMR(IMG_HANDLE hBridge,
							     IMG_HANDLE
							     hDevmemServerHeap,
							     IMG_HANDLE
							     hReservation,
							     IMG_HANDLE hPMR,
							     PVRSRV_MEMALLOCFLAGS_T
							     uiMapFlags,
							     IMG_HANDLE *
							     phMapping)
{
	PVRSRV_ERROR eError;
	DEVMEMINT_HEAP *psDevmemServerHeapInt;
	DEVMEMINT_RESERVATION *psReservationInt;
	PMR *psPMRInt;
	DEVMEMINT_MAPPING *psMappingInt = NULL;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psDevmemServerHeapInt = (DEVMEMINT_HEAP *) hDevmemServerHeap;
	psReservationInt = (DEVMEMINT_RESERVATION *) hReservation;
	psPMRInt = (PMR *) hPMR;

	eError =
	    DevmemIntMapPMR(psDevmemServerHeapInt,
			    psReservationInt,
			    psPMRInt, uiMapFlags, &psMappingInt);

	*phMapping = psMappingInt;
	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeDevmemIntUnmapPMR(IMG_HANDLE
							       hBridge,
							       IMG_HANDLE
							       hMapping)
{
	PVRSRV_ERROR eError;
	DEVMEMINT_MAPPING *psMappingInt;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psMappingInt = (DEVMEMINT_MAPPING *) hMapping;

	eError = DevmemIntUnmapPMR(psMappingInt);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeDevmemIntReserveRange(IMG_HANDLE
								   hBridge,
								   IMG_HANDLE
								   hDevmemServerHeap,
								   IMG_DEV_VIRTADDR
								   sAddress,
								   IMG_DEVMEM_SIZE_T
								   uiLength,
								   IMG_HANDLE *
								   phReservation)
{
	PVRSRV_ERROR eError;
	DEVMEMINT_HEAP *psDevmemServerHeapInt;
	DEVMEMINT_RESERVATION *psReservationInt = NULL;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psDevmemServerHeapInt = (DEVMEMINT_HEAP *) hDevmemServerHeap;

	eError =
	    DevmemIntReserveRange(psDevmemServerHeapInt,
				  sAddress, uiLength, &psReservationInt);

	*phReservation = psReservationInt;
	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeDevmemIntUnreserveRange(IMG_HANDLE
								     hBridge,
								     IMG_HANDLE
								     hReservation)
{
	PVRSRV_ERROR eError;
	DEVMEMINT_RESERVATION *psReservationInt;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psReservationInt = (DEVMEMINT_RESERVATION *) hReservation;

	eError = DevmemIntUnreserveRange(psReservationInt);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeChangeSparseMem(IMG_HANDLE hBridge,
							     IMG_HANDLE
							     hSrvDevMemHeap,
							     IMG_HANDLE hPMR,
							     IMG_UINT32
							     ui32AllocPageCount,
							     IMG_UINT32 *
							     pui32AllocPageIndices,
							     IMG_UINT32
							     ui32FreePageCount,
							     IMG_UINT32 *
							     pui32FreePageIndices,
							     IMG_UINT32
							     ui32SparseFlags,
							     PVRSRV_MEMALLOCFLAGS_T
							     uiFlags,
							     IMG_DEV_VIRTADDR
							     sDevVAddr,
							     IMG_UINT64
							     ui64CPUVAddr)
{
	PVRSRV_ERROR eError;
	DEVMEMINT_HEAP *psSrvDevMemHeapInt;
	PMR *psPMRInt;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psSrvDevMemHeapInt = (DEVMEMINT_HEAP *) hSrvDevMemHeap;
	psPMRInt = (PMR *) hPMR;

	eError =
	    DevmemIntChangeSparse(psSrvDevMemHeapInt,
				  psPMRInt,
				  ui32AllocPageCount,
				  pui32AllocPageIndices,
				  ui32FreePageCount,
				  pui32FreePageIndices,
				  ui32SparseFlags,
				  uiFlags, sDevVAddr, ui64CPUVAddr);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeDevmemIntMapPages(IMG_HANDLE
							       hBridge,
							       IMG_HANDLE
							       hReservation,
							       IMG_HANDLE hPMR,
							       IMG_UINT32
							       ui32PageCount,
							       IMG_UINT32
							       ui32PhysicalPgOffset,
							       PVRSRV_MEMALLOCFLAGS_T
							       uiFlags,
							       IMG_DEV_VIRTADDR
							       sDevVAddr)
{
	PVRSRV_ERROR eError;
	DEVMEMINT_RESERVATION *psReservationInt;
	PMR *psPMRInt;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psReservationInt = (DEVMEMINT_RESERVATION *) hReservation;
	psPMRInt = (PMR *) hPMR;

	eError =
	    DevmemIntMapPages(psReservationInt,
			      psPMRInt,
			      ui32PageCount,
			      ui32PhysicalPgOffset, uiFlags, sDevVAddr);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeDevmemIntUnmapPages(IMG_HANDLE
								 hBridge,
								 IMG_HANDLE
								 hReservation,
								 IMG_DEV_VIRTADDR
								 sDevVAddr,
								 IMG_UINT32
								 ui32PageCount)
{
	PVRSRV_ERROR eError;
	DEVMEMINT_RESERVATION *psReservationInt;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psReservationInt = (DEVMEMINT_RESERVATION *) hReservation;

	eError =
	    DevmemIntUnmapPages(psReservationInt, sDevVAddr, ui32PageCount);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeDevmemIsVDevAddrValid(IMG_HANDLE
								   hBridge,
								   IMG_HANDLE
								   hDevmemCtx,
								   IMG_DEV_VIRTADDR
								   sAddress)
{
	PVRSRV_ERROR eError;
	DEVMEMINT_CTX *psDevmemCtxInt;

	psDevmemCtxInt = (DEVMEMINT_CTX *) hDevmemCtx;

	eError =
	    DevmemIntIsVDevAddrValid(NULL,
				     (PVRSRV_DEVICE_NODE *) ((void *)hBridge),
				     psDevmemCtxInt, sAddress);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeHeapCfgHeapConfigCount(IMG_HANDLE
								    hBridge,
								    IMG_UINT32 *
								    pui32NumHeapConfigs)
{
	PVRSRV_ERROR eError;

	eError =
	    HeapCfgHeapConfigCount(NULL,
				   (PVRSRV_DEVICE_NODE *) ((void *)hBridge),
				   pui32NumHeapConfigs);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeHeapCfgHeapCount(IMG_HANDLE
							      hBridge,
							      IMG_UINT32
							      ui32HeapConfigIndex,
							      IMG_UINT32 *
							      pui32NumHeaps)
{
	PVRSRV_ERROR eError;

	eError =
	    HeapCfgHeapCount(NULL, (PVRSRV_DEVICE_NODE *) ((void *)hBridge),
			     ui32HeapConfigIndex, pui32NumHeaps);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeHeapCfgHeapConfigName(IMG_HANDLE
								   hBridge,
								   IMG_UINT32
								   ui32HeapConfigIndex,
								   IMG_UINT32
								   ui32HeapConfigNameBufSz,
								   IMG_CHAR *
								   puiHeapConfigName)
{
	PVRSRV_ERROR eError;

	eError =
	    HeapCfgHeapConfigName(NULL,
				  (PVRSRV_DEVICE_NODE *) ((void *)hBridge),
				  ui32HeapConfigIndex, ui32HeapConfigNameBufSz,
				  puiHeapConfigName);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeHeapCfgHeapDetails(IMG_HANDLE
								hBridge,
								IMG_UINT32
								ui32HeapConfigIndex,
								IMG_UINT32
								ui32HeapIndex,
								IMG_UINT32
								ui32HeapNameBufSz,
								IMG_CHAR *
								puiHeapNameOut,
								IMG_DEV_VIRTADDR
								*
								psDevVAddrBase,
								IMG_DEVMEM_SIZE_T
								* puiHeapLength,
								IMG_UINT32 *
								pui32Log2DataPageSizeOut,
								IMG_UINT32 *
								pui32Log2ImportAlignmentOut,
								IMG_UINT32 *
								pui32Log2TilingStrideFactorOut)
{
	PVRSRV_ERROR eError;

	eError =
	    HeapCfgHeapDetails(NULL, (PVRSRV_DEVICE_NODE *) ((void *)hBridge),
			       ui32HeapConfigIndex,
			       ui32HeapIndex,
			       ui32HeapNameBufSz,
			       puiHeapNameOut,
			       psDevVAddrBase,
			       puiHeapLength,
			       pui32Log2DataPageSizeOut,
			       pui32Log2ImportAlignmentOut,
			       pui32Log2TilingStrideFactorOut);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV
BridgeDevmemIntRegisterPFNotifyKM(IMG_HANDLE hBridge, IMG_HANDLE hDevmemCtx,
				  IMG_UINT32 ui32PID, IMG_BOOL bRegister)
{
	PVRSRV_ERROR eError;
	DEVMEMINT_CTX *psDevmemCtxInt;
	PVR_UNREFERENCED_PARAMETER(hBridge);

	psDevmemCtxInt = (DEVMEMINT_CTX *) hDevmemCtx;

	eError =
	    DevmemIntRegisterPFNotifyKM(psDevmemCtxInt, ui32PID, bRegister);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeGetMaxDevMemSize(IMG_HANDLE
							      hBridge,
							      IMG_DEVMEM_SIZE_T
							      * puiLMASize,
							      IMG_DEVMEM_SIZE_T
							      * puiUMASize)
{
	PVRSRV_ERROR eError;

	eError =
	    PVRSRVGetMaxDevMemSizeKM(NULL,
				     (PVRSRV_DEVICE_NODE *) ((void *)hBridge),
				     puiLMASize, puiUMASize);

	return eError;
}

IMG_INTERNAL PVRSRV_ERROR IMG_CALLCONV BridgeDevmemGetFaultAddress(IMG_HANDLE
								   hBridge,
								   IMG_HANDLE
								   hDevmemCtx,
								   IMG_DEV_VIRTADDR
								   *
								   psFaultAddress)
{
	PVRSRV_ERROR eError;
	DEVMEMINT_CTX *psDevmemCtxInt;

	psDevmemCtxInt = (DEVMEMINT_CTX *) hDevmemCtx;

	eError =
	    DevmemIntGetFaultAddress(NULL,
				     (PVRSRV_DEVICE_NODE *) ((void *)hBridge),
				     psDevmemCtxInt, psFaultAddress);

	return eError;
}