unplugged-kernel/drivers/gpu/mediatek/gpu_rgx/m1.15ED5990020/services/include/physheap.h

308 lines
14 KiB
C

/*************************************************************************/ /*!
@File
@Title Physical heap management header
@Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved
@Description Defines the interface for the physical heap management
@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 "img_types.h"
#include "pvrsrv_error.h"
#include "pvrsrv_memallocflags.h"
#include "devicemem_typedefs.h"
#include "opaque_types.h"
#include "pmr_impl.h"
#include "physheap_config.h"
#ifndef PHYSHEAP_H
#define PHYSHEAP_H
typedef struct _PHYS_HEAP_ PHYS_HEAP;
struct _CONNECTION_DATA_;
/*! Pointer to private implementation specific data */
typedef void *PHEAP_IMPL_DATA;
/*************************************************************************/ /*!
@Function Callback function PFN_DESTROY_DATA
@Description Destroy private implementation specific data.
@Input PHEAP_IMPL_DATA Pointer to implementation data.
*/ /**************************************************************************/
typedef void (*PFN_DESTROY_DATA)(PHEAP_IMPL_DATA);
/*************************************************************************/ /*!
@Function Callback function PFN_GET_DEV_PADDR
@Description Get heap device physical address.
@Input PHEAP_IMPL_DATA Pointer to implementation data.
@Output IMG_DEV_PHYADDR Device physical address.
@Return PVRSRV_ERROR PVRSRV_OK or error code
*/ /**************************************************************************/
typedef PVRSRV_ERROR (*PFN_GET_DEV_PADDR)(PHEAP_IMPL_DATA, IMG_DEV_PHYADDR*);
/*************************************************************************/ /*!
@Function Callback function PFN_GET_CPU_PADDR
@Description Get heap CPU physical address.
@Input PHEAP_IMPL_DATA Pointer to implementation data.
@Output IMG_CPU_PHYADDR CPU physical address.
@Return PVRSRV_ERROR PVRSRV_OK or error code
*/ /**************************************************************************/
typedef PVRSRV_ERROR (*PFN_GET_CPU_PADDR)(PHEAP_IMPL_DATA, IMG_CPU_PHYADDR*);
/*************************************************************************/ /*!
@Function Callback function PFN_GET_SIZE
@Description Get size of heap.
@Input PHEAP_IMPL_DATA Pointer to implementation data.
@Output IMG_UINT64 Size of heap.
@Return PVRSRV_ERROR PVRSRV_OK or error code
*/ /**************************************************************************/
typedef PVRSRV_ERROR (*PFN_GET_SIZE)(PHEAP_IMPL_DATA, IMG_UINT64*);
/*************************************************************************/ /*!
@Function Callback function PFN_CREATE_PMR
@Description Create a PMR physical allocation and back with RAM on creation,
if required. The RAM page comes either directly from
the Phys Heap's associated pool of memory or from an OS API.
@Input psPhysHeap Pointer to Phys Heap.
@Input psConnection Pointer to device connection.
@Input uiSize Allocation size.
@Input uiChunkSize Chunk size.
@Input ui32NumPhysChunks Physical chunk count.
@Input ui32NumVirtChunks Virtual chunk count.
@Input pui32MappingTable Mapping Table.
@Input uiLog2PageSize Page size.
@Input uiFlags Memalloc flags.
@Input pszAnnotation Annotation.
@Input uiPid Process ID.
@Output ppsPMRPtr Pointer to PMR.
@Input ui32PDumpFlag PDump flags.
@Return PVRSRV_ERROR PVRSRV_OK or error code
*/ /**************************************************************************/
typedef PVRSRV_ERROR (*PFN_CREATE_PMR)(PHYS_HEAP *psPhysHeap,
struct _CONNECTION_DATA_ *psConnection,
IMG_DEVMEM_SIZE_T uiSize,
IMG_DEVMEM_SIZE_T uiChunkSize,
IMG_UINT32 ui32NumPhysChunks,
IMG_UINT32 ui32NumVirtChunks,
IMG_UINT32 *pui32MappingTable,
IMG_UINT32 uiLog2PageSize,
PVRSRV_MEMALLOCFLAGS_T uiFlags,
const IMG_CHAR *pszAnnotation,
IMG_PID uiPid,
PMR **ppsPMRPtr,
IMG_UINT32 ui32PDumpFlags);
/*! Implementation specific function table */
typedef struct PHEAP_IMPL_FUNCS_TAG
{
PFN_DESTROY_DATA pfnDestroyData;
PFN_GET_DEV_PADDR pfnGetDevPAddr;
PFN_GET_CPU_PADDR pfnGetCPUPAddr;
PFN_GET_SIZE pfnGetSize;
PFN_CREATE_PMR pfnCreatePMR;
} PHEAP_IMPL_FUNCS;
/*************************************************************************/ /*!
@Function PhysHeapCreateHeapsFromConfigs
@Description Create new heaps from configs.
@Input psDevNode Pointer to device node struct
@Input pasConfigs Pointer to array of Heap configurations.
@Input ui32NumConfigs Number of configurations in array.
@Output papsPhysHeaps Pointer to array of phys heap pointers.
@Output pui32NumHeaps Number of heaps created. Can be less than
ui32NumConfigs if error.
@Return PVRSRV_ERROR PVRSRV_OK or error code
*/ /**************************************************************************/
PVRSRV_ERROR
PhysHeapCreateHeapsFromConfigs(PPVRSRV_DEVICE_NODE psDevNode,
PHYS_HEAP_CONFIG *pasConfigs,
IMG_UINT32 ui32NumConfigs,
PHYS_HEAP **papsPhysHeaps,
IMG_UINT32 *pui32NumHeaps);
/*************************************************************************/ /*!
@Function PhysHeapCreateHeapFromConfig
@Description Create a new heap. Calls specific heap API depending
on heap type.
@Input psDevNode Pointer to device node struct.
@Input psConfig Heap configuration.
@Output ppsPhysHeap Pointer to the created heap.
@Return PVRSRV_ERROR PVRSRV_OK or error code
*/ /**************************************************************************/
PVRSRV_ERROR
PhysHeapCreateHeapFromConfig(PPVRSRV_DEVICE_NODE psDevNode,
PHYS_HEAP_CONFIG *psConfig,
PHYS_HEAP **ppsPhysHeap);
/*************************************************************************/ /*!
@Function PhysHeapCreate
@Description Create a new heap. Allocated and stored internally.
Destroy with PhysHeapDestroy when no longer required.
@Input psDevNode Pointer to device node struct
@Input psConfig Heap configuration.
@Input pvImplData Implementation specific data. Can be NULL.
@Input psImplFuncs Implementation specific function table. Must be
a valid pointer.
@Output ppsPhysHeap Pointer to the created heap. Must be a valid
pointer.
@Return PVRSRV_ERROR PVRSRV_OK or error code
*/ /**************************************************************************/
PVRSRV_ERROR PhysHeapCreate(PPVRSRV_DEVICE_NODE psDevNode,
PHYS_HEAP_CONFIG *psConfig,
PHEAP_IMPL_DATA pvImplData,
PHEAP_IMPL_FUNCS *psImplFuncs,
PHYS_HEAP **ppsPhysHeap);
void PhysHeapDestroy(PHYS_HEAP *psPhysHeap);
PVRSRV_ERROR PhysHeapAcquire(PHYS_HEAP *psPhysHeap);
/*************************************************************************/ /*!
@Function PhysHeapAcquireByUsage
@Description Acquire PhysHeap by usage flag.
@Input ui32UsageFlag PhysHeap usage flag
@Output ppsPhysHeap PhysHeap if found.
@Return PVRSRV_ERROR PVRSRV_OK or error code
*/ /**************************************************************************/
PVRSRV_ERROR PhysHeapAcquireByUsage(PHYS_HEAP_USAGE_FLAGS ui32UsageFlag,
PHYS_HEAP **ppsPhysHeap);
/*************************************************************************/ /*!
@Function PhysHeapAcquireByDevPhysHeap
@Description Acquire PhysHeap by DevPhysHeap.
@Input eDevPhysHeap Device Phys Heap.
@Input psDevNode Pointer to device node struct
@Output ppsPhysHeap PhysHeap if found.
@Return PVRSRV_ERROR PVRSRV_OK or error code
*/ /**************************************************************************/
PVRSRV_ERROR PhysHeapAcquireByDevPhysHeap(PVRSRV_PHYS_HEAP eDevPhysHeap,
PPVRSRV_DEVICE_NODE psDevNode,
PHYS_HEAP **ppsPhysHeap);
void PhysHeapRelease(PHYS_HEAP *psPhysHeap);
/*************************************************************************/ /*!
@Function PhysHeapGetImplData
@Description Get physical heap implementation specific data.
@Input psPhysHeap Pointer to physical heap.
@Input psConfig Heap configuration.
@Return pvImplData Implementation specific data. Can be NULL.
*/ /**************************************************************************/
PHEAP_IMPL_DATA PhysHeapGetImplData(PHYS_HEAP *psPhysHeap);
PHYS_HEAP_TYPE PhysHeapGetType(PHYS_HEAP *psPhysHeap);
/*************************************************************************/ /*!
@Function PhysHeapGetFlags
@Description Get phys heap usage flags.
@Input psPhysHeap Pointer to physical heap.
@Return PHYS_HEAP_USAGE_FLAGS Phys heap usage flags.
*/ /**************************************************************************/
PHYS_HEAP_USAGE_FLAGS PhysHeapGetFlags(PHYS_HEAP *psPhysHeap);
PVRSRV_ERROR PhysHeapGetCpuPAddr(PHYS_HEAP *psPhysHeap,
IMG_CPU_PHYADDR *psCpuPAddr);
PVRSRV_ERROR PhysHeapGetSize(PHYS_HEAP *psPhysHeap,
IMG_UINT64 *puiSize);
PVRSRV_ERROR PhysHeapGetDevPAddr(PHYS_HEAP *psPhysHeap,
IMG_DEV_PHYADDR *psDevPAddr);
PVRSRV_ERROR PhysHeapGetSize(PHYS_HEAP *psPhysHeap,
IMG_UINT64 *puiSize);
void PhysHeapCpuPAddrToDevPAddr(PHYS_HEAP *psPhysHeap,
IMG_UINT32 ui32NumOfAddr,
IMG_DEV_PHYADDR *psDevPAddr,
IMG_CPU_PHYADDR *psCpuPAddr);
void PhysHeapDevPAddrToCpuPAddr(PHYS_HEAP *psPhysHeap,
IMG_UINT32 ui32NumOfAddr,
IMG_CPU_PHYADDR *psCpuPAddr,
IMG_DEV_PHYADDR *psDevPAddr);
IMG_CHAR *PhysHeapPDumpMemspaceName(PHYS_HEAP *psPhysHeap);
/*************************************************************************/ /*!
@Function PhysHeapCreatePMR
@Description Function calls an implementation-specific function pointer.
See function pointer for details.
@Return PVRSRV_ERROR PVRSRV_OK or error code
*/ /**************************************************************************/
PVRSRV_ERROR PhysHeapCreatePMR(PHYS_HEAP *psPhysHeap,
struct _CONNECTION_DATA_ *psConnection,
IMG_DEVMEM_SIZE_T uiSize,
IMG_DEVMEM_SIZE_T uiChunkSize,
IMG_UINT32 ui32NumPhysChunks,
IMG_UINT32 ui32NumVirtChunks,
IMG_UINT32 *pui32MappingTable,
IMG_UINT32 uiLog2PageSize,
PVRSRV_MEMALLOCFLAGS_T uiFlags,
const IMG_CHAR *pszAnnotation,
IMG_PID uiPid,
PMR **ppsPMRPtr,
IMG_UINT32 ui32PDumpFlags);
PVRSRV_ERROR PhysHeapInit(void);
PVRSRV_ERROR PhysHeapDeinit(void);
/*************************************************************************/ /*!
@Function PhysHeapDeviceNode
@Description Get pointer to the device node this heap belongs to.
@Input psPhysHeap Pointer to physical heap.
@Return PPVRSRV_DEVICE_NODE Pointer to device node.
*/ /**************************************************************************/
PPVRSRV_DEVICE_NODE PhysHeapDeviceNode(PHYS_HEAP *psPhysHeap);
/*************************************************************************/ /*!
@Function PhysHeapPVRLayerAcquire
@Description Is phys heap to be acquired in PVR layer?
@Input ePhysHeap phys heap
@Return IMG_BOOL return IMG_TRUE if yes
*/ /**************************************************************************/
IMG_BOOL PhysHeapPVRLayerAcquire(PVRSRV_PHYS_HEAP ePhysHeap);
/*************************************************************************/ /*!
@Function PhysHeapUserModeAlloc
@Description Is allocation from UM allowed?
@Input ePhysHeap phys heap
@Return IMG_BOOL return IMG_TRUE if yes
*/ /**************************************************************************/
IMG_BOOL PhysHeapUserModeAlloc(PVRSRV_PHYS_HEAP ePhysHeap);
#endif /* PHYSHEAP_H */