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122 lines
5.7 KiB
C
122 lines
5.7 KiB
C
/*************************************************************************/ /*!
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@File vmm_pvz_server.h
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@Title VM manager para-virtualization interface helper routines
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@Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved
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@Description Header provides API(s) available to VM manager, this must be
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called to close the loop during guest para-virtualization calls.
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@License Dual MIT/GPLv2
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The contents of this file are subject to the MIT license as set out below.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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Alternatively, the contents of this file may be used under the terms of
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the GNU General Public License Version 2 ("GPL") in which case the provisions
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of GPL are applicable instead of those above.
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If you wish to allow use of your version of this file only under the terms of
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GPL, and not to allow others to use your version of this file under the terms
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of the MIT license, indicate your decision by deleting the provisions above
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and replace them with the notice and other provisions required by GPL as set
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out in the file called "GPL-COPYING" included in this distribution. If you do
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not delete the provisions above, a recipient may use your version of this file
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under the terms of either the MIT license or GPL.
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This License is also included in this distribution in the file called
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"MIT-COPYING".
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EXCEPT AS OTHERWISE STATED IN A NEGOTIATED AGREEMENT: (A) THE SOFTWARE IS
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PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
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BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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PURPOSE AND NONINFRINGEMENT; AND (B) IN NO EVENT SHALL THE AUTHORS OR
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COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/ /**************************************************************************/
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#ifndef VMM_PVZ_SERVER_H
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#define VMM_PVZ_SERVER_H
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#include "vmm_impl.h"
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#include "img_types.h"
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#include "pvrsrv_error.h"
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#include "vmm_pvz_common.h"
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/*!
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*******************************************************************************
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@Function PvzServerMapDevPhysHeap
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@Description The VM manager calls this in response to guest PVZ interface
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call pfnMapDevPhysHeap.
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@Return PVRSRV_OK on success. Otherwise, a PVRSRV error code
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******************************************************************************/
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PVRSRV_ERROR
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PvzServerMapDevPhysHeap(IMG_UINT32 ui32OSID,
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IMG_UINT32 ui32FuncID,
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IMG_UINT32 ui32DevID,
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IMG_UINT64 ui64Size,
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IMG_UINT64 ui64PAddr);
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/*!
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*******************************************************************************
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@Function PvzServerUnmapDevPhysHeap
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@Description The VM manager calls this in response to guest PVZ interface
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call pfnUnmapDevPhysHeap.
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@Return PVRSRV_OK on success. Otherwise, a PVRSRV error code
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******************************************************************************/
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PVRSRV_ERROR
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PvzServerUnmapDevPhysHeap(IMG_UINT32 ui32OSID,
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IMG_UINT32 ui32FuncID,
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IMG_UINT32 ui32DevID);
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/*!
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*******************************************************************************
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@Function PvzServerOnVmOnline
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@Description The VM manager calls this when guest VM machine comes online.
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The host driver will initialize the FW if it has not done so
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already.
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@Return PVRSRV_OK on success. Otherwise, a PVRSRV error code
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******************************************************************************/
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PVRSRV_ERROR
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PvzServerOnVmOnline(IMG_UINT32 ui32OSID);
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/*!
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*******************************************************************************
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@Function PvzServerOnVmOffline
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@Description The VM manager calls this when a guest VM machine is about to
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go offline. The VM manager might have unmapped the GPU kick
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register for such VM but not the GPU memory until the call
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returns. Once the function returns, the FW does not hold any
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reference for such VM and no workloads from it are running in
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the GPU and it is safe to remove the memory for such VM.
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@Return PVRSRV_OK on success. PVRSRV_ERROR_TIMEOUT if for some reason
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the FW is taking too long to clean-up the resources of the
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OSID. Otherwise, a PVRSRV_ERROR code.
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******************************************************************************/
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PVRSRV_ERROR
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PvzServerOnVmOffline(IMG_UINT32 ui32OSID);
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/*!
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*******************************************************************************
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@Function PvzServerVMMConfigure
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@Description The VM manager calls this to configure several parameters like
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HCS or isolation.
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@Return PVRSRV_OK on success. Otherwise, a PVRSRV error code
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******************************************************************************/
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PVRSRV_ERROR
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PvzServerVMMConfigure(VMM_CONF_PARAM eVMMParamType,
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IMG_UINT32 ui32ParamValue);
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#endif /* VMM_PVZ_SERVER_H */
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/******************************************************************************
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End of file (vmm_pvz_server.h)
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******************************************************************************/
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