/*************************************************************************/ /*!
@File           vmm_pvz_server.h
@Title          VM manager para-virtualization interface helper routines
@Copyright      Copyright (c) Imagination Technologies Ltd. All Rights Reserved
@Description    Header provides API(s) available to VM manager, this must be
                called to close the loop during guest para-virtualization calls.
@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
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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
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COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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*/ /**************************************************************************/

#ifndef _VMM_PVZ_SERVER_H_
#define _VMM_PVZ_SERVER_H_

#include "pvrsrv.h"
#include "img_types.h"
#include "pvrsrv_error.h"
#include "vmm_pvz_common.h"


/*!
******************************************************************************
 @Function			PvzServerCreateDevConfig

 @Description 		The VM manager calls this in response to guest PVZ interface
					call pfnCreateDevConfig.

 @Return			PVRSRV_ERROR	PVRSRV_OK on success. Otherwise, a PVRSRV_
									ERROR code
 ******************************************************************************/
PVRSRV_ERROR
PvzServerCreateDevConfig(IMG_UINT32 ui32OSID,
						 IMG_UINT32 ui32FuncID,
						 IMG_UINT32 ui32DevID,
						 IMG_UINT32 *pui32IRQ,
						 IMG_UINT32 *pui32RegsSize,
						 IMG_UINT64 *pui64RegsPAddr);

/*!
******************************************************************************
 @Function			PvzServerDestroyDevConfig

 @Description 		The VM manager calls this in response to guest PVZ interface
					call pfnDestroyDevConfig.

 @Return			PVRSRV_ERROR	PVRSRV_OK on success. Otherwise, a PVRSRV_
									ERROR code
 ******************************************************************************/
PVRSRV_ERROR
PvzServerDestroyDevConfig(IMG_UINT32 ui32OSID,
						  IMG_UINT32 ui32FuncID,
						  IMG_UINT32 ui32DevID);

/*!
******************************************************************************
 @Function			PvzServerCreateDevPhysHeaps

 @Description 		The VM manager calls this in response to guest PVZ interface
					call pfnCreateDevPhysHeaps.

 @Return			PVRSRV_ERROR	PVRSRV_OK on success. Otherwise, a PVRSRV_
									ERROR code
 ******************************************************************************/
PVRSRV_ERROR
PvzServerCreateDevPhysHeaps(IMG_UINT32 ui32OSID,
							IMG_UINT32 ui32FuncID,
							IMG_UINT32 ui32DevID,
							IMG_UINT32 *pePHeapType,
							IMG_UINT64 *pui64FwSize,
							IMG_UINT64 *pui64FwAddr,
							IMG_UINT64 *pui64GpuSize,
							IMG_UINT64 *pui64GpuAddr);

/*!
******************************************************************************
 @Function			PvzServerDestroyDevPhysHeaps

 @Description 		The VM manager calls this in response to guest PVZ interface
					call pfnDestroyDevPhysHeaps.

 @Return			PVRSRV_ERROR	PVRSRV_OK on success. Otherwise, a PVRSRV_
									ERROR code
 ******************************************************************************/
PVRSRV_ERROR
PvzServerDestroyDevPhysHeaps(IMG_UINT32 ui32OSID,
							 IMG_UINT32 ui32FuncID,
							 IMG_UINT32 ui32DevID);

/*!
******************************************************************************
 @Function			PvzServerMapDevPhysHeap

 @Description 		The VM manager calls this in response to guest PVZ interface
					call pfnMapDevPhysHeap.

 @Return			PVRSRV_ERROR	PVRSRV_OK on success. Otherwise, a PVRSRV_
									ERROR code
 ******************************************************************************/
PVRSRV_ERROR
PvzServerMapDevPhysHeap(IMG_UINT32 ui32OSID,
						IMG_UINT32 ui32FuncID,
						IMG_UINT32 ui32DevID,
						IMG_UINT64 ui64Size,
						IMG_UINT64 ui64PAddr);

/*!
******************************************************************************
 @Function			PvzServerUnmapDevPhysHeap

 @Description 		The VM manager calls this in response to guest PVZ interface
					call pfnUnmapDevPhysHeap.

 @Return			PVRSRV_ERROR	PVRSRV_OK on success. Otherwise, a PVRSRV_
									ERROR code
 ******************************************************************************/
PVRSRV_ERROR
PvzServerUnmapDevPhysHeap(IMG_UINT32 ui32OSID,
						  IMG_UINT32 ui32FuncID,
						  IMG_UINT32 ui32DevID);

/*!
******************************************************************************
 @Function			PvzServerOnVmOnline

 @Description 		The VM manager calls this when guest VM machine comes online.
                    The host driver might initialize the FW if it has not done so
					already.

 @Return			PVRSRV_ERROR	PVRSRV_OK on success. Otherwise, a PVRSRV_
									ERROR code
 ******************************************************************************/
PVRSRV_ERROR
PvzServerOnVmOnline(IMG_UINT32 ui32OSID, IMG_UINT32 ui32Priority);

/*!
******************************************************************************
 @Function			PvzServerOnVmOffline

 @Description 		The VM manager calls this when a guest VM machine is about to
                    go offline. The VM manager might have unmapped the GPU kick
					register for such VM but not the GPU memory until the call returns.
					Once the function returns, the FW does not hold any reference
					for such VM and no workloads from it are running in the GPU and
					it is safe to remove the memory for such VM.

 @Return			PVRSRV_OK on success. PVRSRV_ERROR_TIMEOUT if
                    for some reason the FW is taking too long to
					clean-up the resources of the OSID. Otherwise,
					a PVRSRV_ERROR code
 ******************************************************************************/
PVRSRV_ERROR
PvzServerOnVmOffline(IMG_UINT32 ui32OSID);

/*!
******************************************************************************
 @Function			PvzServerVMMConfigure

 @Description 		The VM manager calls this to configure several parameters
                    like HCS or isolation.

 @Return			PVRSRV_ERROR	PVRSRV_OK on success. Otherwise, a PVRSRV_
									ERROR code
 ******************************************************************************/
PVRSRV_ERROR
PvzServerVMMConfigure(VMM_CONF_PARAM eVMMParamType,
                      IMG_UINT32 ui32ParamValue);

#endif /* _VMM_PVZ_SERVER_H_ */

/*****************************************************************************
 End of file (vmm_pvz_server.h)
*****************************************************************************/