static IMG_INT
PVRSRVBridgeSyncPrimPDump(IMG_UINT32 ui32BridgeID,
PVRSRV_BRIDGE_IN_SYNCPRIMPDUMP *psSyncPrimPDumpIN,
PVRSRV_BRIDGE_OUT_SYNCPRIMPDUMP *psSyncPrimPDumpOUT,
CONNECTION_DATA *psConnection)
{
SYNC_PRIMITIVE_BLOCK * psSyncHandleInt = IMG_NULL;
IMG_HANDLE hSyncHandleInt2 = IMG_NULL;
PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SYNC_SYNCPRIMPDUMP);
{
/* Look up the address from the handle */
psSyncPrimPDumpOUT->eError =
PVRSRVLookupHandle(psConnection->psHandleBase,
(IMG_HANDLE *) &hSyncHandleInt2,
psSyncPrimPDumpIN->hSyncHandle,
PVRSRV_HANDLE_TYPE_SYNC_PRIMITIVE_BLOCK);
if(psSyncPrimPDumpOUT->eError != PVRSRV_OK)
{
goto SyncPrimPDump_exit;
}
/* Look up the data from the resman address */
psSyncPrimPDumpOUT->eError = ResManFindPrivateDataByPtr(hSyncHandleInt2, (IMG_VOID **) &psSyncHandleInt);
if(psSyncPrimPDumpOUT->eError != PVRSRV_OK)
{
goto SyncPrimPDump_exit;
}
}
psSyncPrimPDumpOUT->eError =
PVRSRVSyncPrimPDumpKM(
psSyncHandleInt,
psSyncPrimPDumpIN->ui32Offset);
SyncPrimPDump_exit:
return 0;
}
static IMG_INT
PVRSRVBridgeRGXSetComputeContextPriority(IMG_UINT32 ui32BridgeID,
PVRSRV_BRIDGE_IN_RGXSETCOMPUTECONTEXTPRIORITY *psRGXSetComputeContextPriorityIN,
PVRSRV_BRIDGE_OUT_RGXSETCOMPUTECONTEXTPRIORITY *psRGXSetComputeContextPriorityOUT,
CONNECTION_DATA *psConnection)
{
RGX_SERVER_COMPUTE_CONTEXT * psComputeContextInt = IMG_NULL;
IMG_HANDLE hComputeContextInt2 = IMG_NULL;
PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_RGXCMP_RGXSETCOMPUTECONTEXTPRIORITY);
{
/* Look up the address from the handle */
psRGXSetComputeContextPriorityOUT->eError =
PVRSRVLookupHandle(psConnection->psHandleBase,
(IMG_HANDLE *) &hComputeContextInt2,
psRGXSetComputeContextPriorityIN->hComputeContext,
PVRSRV_HANDLE_TYPE_RGX_SERVER_COMPUTE_CONTEXT);
if(psRGXSetComputeContextPriorityOUT->eError != PVRSRV_OK)
{
goto RGXSetComputeContextPriority_exit;
}
/* Look up the data from the resman address */
psRGXSetComputeContextPriorityOUT->eError = ResManFindPrivateDataByPtr(hComputeContextInt2, (IMG_VOID **) &psComputeContextInt);
if(psRGXSetComputeContextPriorityOUT->eError != PVRSRV_OK)
{
goto RGXSetComputeContextPriority_exit;
}
}
psRGXSetComputeContextPriorityOUT->eError =
PVRSRVRGXSetComputeContextPriorityKM(psConnection,
psComputeContextInt,
psRGXSetComputeContextPriorityIN->ui32Priority);
RGXSetComputeContextPriority_exit:
return 0;
}
static IMG_INT
PVRSRVBridgeSyncPrimOpReady(IMG_UINT32 ui32BridgeID,
PVRSRV_BRIDGE_IN_SYNCPRIMOPREADY *psSyncPrimOpReadyIN,
PVRSRV_BRIDGE_OUT_SYNCPRIMOPREADY *psSyncPrimOpReadyOUT,
CONNECTION_DATA *psConnection)
{
SERVER_OP_COOKIE * psServerCookieInt = IMG_NULL;
IMG_HANDLE hServerCookieInt2 = IMG_NULL;
PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SYNC_SYNCPRIMOPREADY);
{
/* Look up the address from the handle */
psSyncPrimOpReadyOUT->eError =
PVRSRVLookupHandle(psConnection->psHandleBase,
(IMG_HANDLE *) &hServerCookieInt2,
psSyncPrimOpReadyIN->hServerCookie,
PVRSRV_HANDLE_TYPE_SERVER_OP_COOKIE);
if(psSyncPrimOpReadyOUT->eError != PVRSRV_OK)
{
goto SyncPrimOpReady_exit;
}
/* Look up the data from the resman address */
psSyncPrimOpReadyOUT->eError = ResManFindPrivateDataByPtr(hServerCookieInt2, (IMG_VOID **) &psServerCookieInt);
if(psSyncPrimOpReadyOUT->eError != PVRSRV_OK)
{
goto SyncPrimOpReady_exit;
}
}
psSyncPrimOpReadyOUT->eError =
PVRSRVSyncPrimOpReadyKM(
psServerCookieInt,
&psSyncPrimOpReadyOUT->bReady);
SyncPrimOpReady_exit:
return 0;
}
static IMG_INT
PVRSRVBridgeRIUpdateMEMDESCAddr(IMG_UINT32 ui32BridgeID,
PVRSRV_BRIDGE_IN_RIUPDATEMEMDESCADDR *psRIUpdateMEMDESCAddrIN,
PVRSRV_BRIDGE_OUT_RIUPDATEMEMDESCADDR *psRIUpdateMEMDESCAddrOUT,
CONNECTION_DATA *psConnection)
{
RI_HANDLE psRIHandleInt = IMG_NULL;
IMG_HANDLE hRIHandleInt2 = IMG_NULL;
PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_RI_RIUPDATEMEMDESCADDR);
{
/* Look up the address from the handle */
psRIUpdateMEMDESCAddrOUT->eError =
PVRSRVLookupHandle(psConnection->psHandleBase,
(IMG_HANDLE *) &hRIHandleInt2,
psRIUpdateMEMDESCAddrIN->hRIHandle,
PVRSRV_HANDLE_TYPE_RI_HANDLE);
if(psRIUpdateMEMDESCAddrOUT->eError != PVRSRV_OK)
{
goto RIUpdateMEMDESCAddr_exit;
}
/* Look up the data from the resman address */
psRIUpdateMEMDESCAddrOUT->eError = ResManFindPrivateDataByPtr(hRIHandleInt2, (IMG_VOID **) &psRIHandleInt);
if(psRIUpdateMEMDESCAddrOUT->eError != PVRSRV_OK)
{
goto RIUpdateMEMDESCAddr_exit;
}
}
psRIUpdateMEMDESCAddrOUT->eError =
RIUpdateMEMDESCAddrKM(
psRIHandleInt,
psRIUpdateMEMDESCAddrIN->sAddr);
RIUpdateMEMDESCAddr_exit:
return 0;
}
static IMG_INT
PVRSRVBridgeEventObjectWait(IMG_UINT32 ui32BridgeID,
PVRSRV_BRIDGE_IN_EVENTOBJECTWAIT *psEventObjectWaitIN,
PVRSRV_BRIDGE_OUT_EVENTOBJECTWAIT *psEventObjectWaitOUT,
CONNECTION_DATA *psConnection)
{
IMG_HANDLE hOSEventKMInt = IMG_NULL;
IMG_HANDLE hOSEventKMInt2 = IMG_NULL;
PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SRVCORE_EVENTOBJECTWAIT);
{
/* Look up the address from the handle */
psEventObjectWaitOUT->eError =
PVRSRVLookupHandle(psConnection->psHandleBase,
(IMG_HANDLE *) &hOSEventKMInt2,
psEventObjectWaitIN->hOSEventKM,
PVRSRV_HANDLE_TYPE_EVENT_OBJECT_CONNECT);
if(psEventObjectWaitOUT->eError != PVRSRV_OK)
{
goto EventObjectWait_exit;
}
/* Look up the data from the resman address */
psEventObjectWaitOUT->eError = ResManFindPrivateDataByPtr(hOSEventKMInt2, (IMG_VOID **) &hOSEventKMInt);
if(psEventObjectWaitOUT->eError != PVRSRV_OK)
{
goto EventObjectWait_exit;
}
}
psEventObjectWaitOUT->eError =
OSEventObjectWait(
hOSEventKMInt);
EventObjectWait_exit:
return 0;
}
static IMG_INT
PVRSRVBridgeRIDumpList(IMG_UINT32 ui32BridgeID,
PVRSRV_BRIDGE_IN_RIDUMPLIST *psRIDumpListIN,
PVRSRV_BRIDGE_OUT_RIDUMPLIST *psRIDumpListOUT,
CONNECTION_DATA *psConnection)
{
PMR * psPMRHandleInt = IMG_NULL;
IMG_HANDLE hPMRHandleInt2 = IMG_NULL;
PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_RI_RIDUMPLIST);
{
/* Look up the address from the handle */
psRIDumpListOUT->eError =
PVRSRVLookupHandle(psConnection->psHandleBase,
(IMG_HANDLE *) &hPMRHandleInt2,
psRIDumpListIN->hPMRHandle,
PVRSRV_HANDLE_TYPE_PHYSMEM_PMR);
if(psRIDumpListOUT->eError != PVRSRV_OK)
{
goto RIDumpList_exit;
}
/* Look up the data from the resman address */
psRIDumpListOUT->eError = ResManFindPrivateDataByPtr(hPMRHandleInt2, (IMG_VOID **) &psPMRHandleInt);
if(psRIDumpListOUT->eError != PVRSRV_OK)
{
goto RIDumpList_exit;
}
}
psRIDumpListOUT->eError =
RIDumpListKM(
psPMRHandleInt);
RIDumpList_exit:
return 0;
}
int MMapPMR(struct file *pFile, struct vm_area_struct *ps_vma)
{
PVRSRV_ERROR eError;
IMG_HANDLE hSecurePMRHandle;
IMG_SIZE_T uiLength;
IMG_DEVMEM_OFFSET_T uiOffset;
unsigned long uiPFN;
IMG_HANDLE hPMRResmanHandle;
PMR *psPMR;
PMR_FLAGS_T ulPMRFlags;
IMG_UINT32 ui32CPUCacheFlags;
unsigned long ulNewFlags = 0;
pgprot_t sPageProt;
#if defined(SUPPORT_DRM)
CONNECTION_DATA *psConnection = LinuxConnectionFromFile(PVR_DRM_FILE_FROM_FILE(pFile));
#else
CONNECTION_DATA *psConnection = LinuxConnectionFromFile(pFile);
#endif
#if defined(PVR_MMAP_USE_VM_INSERT)
IMG_BOOL bMixedMap = IMG_FALSE;
#endif
/*
* The pmr lock used here to protect both handle related operations and PMR
* operations.
* This was introduced to fix lockdep issue.
*/
mutex_lock(&g_sMMapMutex);
PMRLock();
#if defined(SUPPORT_DRM_DC_MODULE)
psPMR = PVRSRVGEMMMapLookupPMR(pFile, ps_vma);
if (!psPMR)
#endif
{
hSecurePMRHandle = (IMG_HANDLE)((IMG_UINTPTR_T)ps_vma->vm_pgoff);
eError = PVRSRVLookupHandle(psConnection->psHandleBase,
(IMG_HANDLE *) &hPMRResmanHandle,
hSecurePMRHandle,
PVRSRV_HANDLE_TYPE_PHYSMEM_PMR);
if (eError != PVRSRV_OK)
{
goto e0;
}
eError = ResManFindPrivateDataByPtr(hPMRResmanHandle,
(void **)&psPMR);
if (eError != PVRSRV_OK)
{
goto e0;
}
}
/*
* Take a reference on the PMR, make's sure that it can't be freed
* while it's mapped into the user process
*/
PMRRefPMR(psPMR);
PMRUnlock();
eError = PMRLockSysPhysAddresses(psPMR, PAGE_SHIFT);
if (eError != PVRSRV_OK)
{
goto e1;
}
if (((ps_vma->vm_flags & VM_WRITE) != 0) &&
((ps_vma->vm_flags & VM_SHARED) == 0))
{
eError = PVRSRV_ERROR_INVALID_PARAMS;
goto e1;
}
/*
* We ought to call PMR_Flags() here to check the permissions
* against the requested mode, and possibly to set up the cache
* control protflags
*/
eError = PMR_Flags(psPMR, &ulPMRFlags);
if (eError != PVRSRV_OK)
{
goto e1;
}
ulNewFlags = ps_vma->vm_flags;
#if 0
/* Discard user read/write request, we will pull these flags from the PMR */
ulNewFlags &= ~(VM_READ | VM_WRITE);
if (ulPMRFlags & PVRSRV_MEMALLOCFLAG_CPU_READABLE)
{
ulNewFlags |= VM_READ;
}
if (ulPMRFlags & PVRSRV_MEMALLOCFLAG_CPU_WRITEABLE)
{
ulNewFlags |= VM_WRITE;
}
#endif
ps_vma->vm_flags = ulNewFlags;
#if defined (CONFIG_ARM64)
sPageProt = __pgprot_modify(ps_vma->vm_page_prot, 0, vm_get_page_prot(ulNewFlags));
#elif defined(CONFIG_ARM)
sPageProt = __pgprot_modify(ps_vma->vm_page_prot, L_PTE_MT_MASK, vm_get_page_prot(ulNewFlags));
#elif defined(CONFIG_X86)
sPageProt = pgprot_modify(ps_vma->vm_page_prot, vm_get_page_prot(ulNewFlags));
#elif defined(CONFIG_METAG) || defined(CONFIG_MIPS)
sPageProt = vm_get_page_prot(ulNewFlags);
#else
#error Please add pgprot_modify equivalent for your system
#endif
ui32CPUCacheFlags = DevmemCPUCacheMode(ulPMRFlags);
switch (ui32CPUCacheFlags)
{
case PVRSRV_MEMALLOCFLAG_CPU_UNCACHED:
sPageProt = pgprot_noncached(sPageProt);
break;
case PVRSRV_MEMALLOCFLAG_CPU_WRITE_COMBINE:
sPageProt = pgprot_writecombine(sPageProt);
break;
case PVRSRV_MEMALLOCFLAG_CPU_CACHED:
break;
default:
eError = PVRSRV_ERROR_INVALID_PARAMS;
goto e1;
}
ps_vma->vm_page_prot = sPageProt;
uiLength = ps_vma->vm_end - ps_vma->vm_start;
ps_vma->vm_flags |= VM_IO;
/* Don't include the mapping in core dumps */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,7,0))
ps_vma->vm_flags |= VM_DONTDUMP;
#else
ps_vma->vm_flags |= VM_RESERVED;
#endif
/*
* Disable mremap because our nopage handler assumes all
* page requests have already been validated.
*/
ps_vma->vm_flags |= VM_DONTEXPAND;
/* Don't allow mapping to be inherited across a process fork */
ps_vma->vm_flags |= VM_DONTCOPY;
#if defined(PVR_MMAP_USE_VM_INSERT)
{
/* Scan the map range for pfns without struct page* handling. If we find
* one, this is a mixed map, and we can't use vm_insert_page().
*/
for (uiOffset = 0; uiOffset < uiLength; uiOffset += 1ULL<<PAGE_SHIFT)
{
IMG_CPU_PHYADDR sCpuPAddr;
IMG_BOOL bValid;
eError = PMR_CpuPhysAddr(psPMR, uiOffset, &sCpuPAddr, &bValid);
PVR_ASSERT(eError == PVRSRV_OK);
if (eError)
{
goto e2;
}
if (bValid)
{
uiPFN = sCpuPAddr.uiAddr >> PAGE_SHIFT;
PVR_ASSERT(((IMG_UINT64)uiPFN << PAGE_SHIFT) == sCpuPAddr.uiAddr);
if (!pfn_valid(uiPFN) || page_count(pfn_to_page(uiPFN)) == 0)
{
bMixedMap = IMG_TRUE;
}
}
}
if (bMixedMap)
{
ps_vma->vm_flags |= VM_MIXEDMAP;
}
}
#endif /* defined(PVR_MMAP_USE_VM_INSERT) */
for (uiOffset = 0; uiOffset < uiLength; uiOffset += 1ULL<<PAGE_SHIFT)
{
IMG_SIZE_T uiNumContiguousBytes;
IMG_INT32 iStatus;
IMG_CPU_PHYADDR sCpuPAddr;
IMG_BOOL bValid;
uiNumContiguousBytes = 1ULL<<PAGE_SHIFT;
eError = PMR_CpuPhysAddr(psPMR,
uiOffset,
&sCpuPAddr,
&bValid);
PVR_ASSERT(eError == PVRSRV_OK);
if (eError)
{
goto e2;
}
/*
Only map in pages that are valid, any that aren't will be picked up
by the nopage handler which will return a zeroed page for us
*/
if (bValid)
{
uiPFN = sCpuPAddr.uiAddr >> PAGE_SHIFT;
PVR_ASSERT(((IMG_UINT64)uiPFN << PAGE_SHIFT) == sCpuPAddr.uiAddr);
#if defined(PVR_MMAP_USE_VM_INSERT)
if (bMixedMap)
{
/* This path is just for debugging. It should be equivalent
* to the remap_pfn_range() path.
*/
iStatus = vm_insert_mixed(ps_vma,
ps_vma->vm_start + uiOffset,
uiPFN);
}
else
{
iStatus = vm_insert_page(ps_vma,
ps_vma->vm_start + uiOffset,
pfn_to_page(uiPFN));
}
#else /* defined(PVR_MMAP_USE_VM_INSERT) */
iStatus = remap_pfn_range(ps_vma,
ps_vma->vm_start + uiOffset,
uiPFN,
uiNumContiguousBytes,
ps_vma->vm_page_prot);
#endif /* defined(PVR_MMAP_USE_VM_INSERT) */
PVR_ASSERT(iStatus == 0);
if(iStatus)
{
// N.B. not the right error code, but, it doesn't get propagated anyway... :(
eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto e2;
}
#if defined(PVRSRV_ENABLE_PROCESS_STATS)
/* USER MAPPING*/
#if !defined(PVRSRV_ENABLE_MEMORY_STATS)
PVRSRVStatsIncrMemAllocStat(PVRSRV_MEM_ALLOC_TYPE_MAP_UMA_LMA_PAGES, PAGE_SIZE);
#else
PVRSRVStatsAddMemAllocRecord(PVRSRV_MEM_ALLOC_TYPE_MAP_UMA_LMA_PAGES,
(IMG_VOID*)(IMG_UINTPTR_T)(ps_vma->vm_start + uiOffset),
sCpuPAddr,
PAGE_SIZE,
IMG_NULL);
#endif
#endif
}
(void)pFile;
}
/* let us see the PMR so we can unlock it later */
ps_vma->vm_private_data = psPMR;
/* Install open and close handlers for ref-counting */
ps_vma->vm_ops = &gsMMapOps;
mutex_unlock(&g_sMMapMutex);
return 0;
/*
error exit paths follow
*/
e2:
PVR_DPF((PVR_DBG_ERROR, "don't know how to handle this error. Abort!"));
PMRUnlockSysPhysAddresses(psPMR);
e1:
PMRUnrefPMR(psPMR);
goto em1;
e0:
PVR_DPF((PVR_DBG_ERROR, "Error in MMapPMR critical section"));
PMRUnlock();
em1:
PVR_ASSERT(eError != PVRSRV_OK);
PVR_DPF((PVR_DBG_ERROR, "unable to translate error %d", eError));
mutex_unlock(&g_sMMapMutex);
return -ENOENT; // -EAGAIN // or what?
}
static IMG_INT
PVRSRVBridgeSyncPrimOpTake(IMG_UINT32 ui32BridgeID,
PVRSRV_BRIDGE_IN_SYNCPRIMOPTAKE *psSyncPrimOpTakeIN,
PVRSRV_BRIDGE_OUT_SYNCPRIMOPTAKE *psSyncPrimOpTakeOUT,
CONNECTION_DATA *psConnection)
{
SERVER_OP_COOKIE * psServerCookieInt = IMG_NULL;
IMG_HANDLE hServerCookieInt2 = IMG_NULL;
IMG_UINT32 *ui32FlagsInt = IMG_NULL;
IMG_UINT32 *ui32FenceValueInt = IMG_NULL;
IMG_UINT32 *ui32UpdateValueInt = IMG_NULL;
IMG_UINT32 *ui32ServerFlagsInt = IMG_NULL;
PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SYNC_SYNCPRIMOPTAKE);
if (psSyncPrimOpTakeIN->ui32ClientSyncCount != 0)
{
ui32FlagsInt = OSAllocMem(psSyncPrimOpTakeIN->ui32ClientSyncCount * sizeof(IMG_UINT32));
if (!ui32FlagsInt)
{
psSyncPrimOpTakeOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto SyncPrimOpTake_exit;
}
}
/* Copy the data over */
if ( !OSAccessOK(PVR_VERIFY_READ, (IMG_VOID*) psSyncPrimOpTakeIN->pui32Flags, psSyncPrimOpTakeIN->ui32ClientSyncCount * sizeof(IMG_UINT32))
|| (OSCopyFromUser(NULL, ui32FlagsInt, psSyncPrimOpTakeIN->pui32Flags,
psSyncPrimOpTakeIN->ui32ClientSyncCount * sizeof(IMG_UINT32)) != PVRSRV_OK) )
{
psSyncPrimOpTakeOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto SyncPrimOpTake_exit;
}
if (psSyncPrimOpTakeIN->ui32ClientSyncCount != 0)
{
ui32FenceValueInt = OSAllocMem(psSyncPrimOpTakeIN->ui32ClientSyncCount * sizeof(IMG_UINT32));
if (!ui32FenceValueInt)
{
psSyncPrimOpTakeOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto SyncPrimOpTake_exit;
}
}
/* Copy the data over */
if ( !OSAccessOK(PVR_VERIFY_READ, (IMG_VOID*) psSyncPrimOpTakeIN->pui32FenceValue, psSyncPrimOpTakeIN->ui32ClientSyncCount * sizeof(IMG_UINT32))
|| (OSCopyFromUser(NULL, ui32FenceValueInt, psSyncPrimOpTakeIN->pui32FenceValue,
psSyncPrimOpTakeIN->ui32ClientSyncCount * sizeof(IMG_UINT32)) != PVRSRV_OK) )
{
psSyncPrimOpTakeOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto SyncPrimOpTake_exit;
}
if (psSyncPrimOpTakeIN->ui32ClientSyncCount != 0)
{
ui32UpdateValueInt = OSAllocMem(psSyncPrimOpTakeIN->ui32ClientSyncCount * sizeof(IMG_UINT32));
if (!ui32UpdateValueInt)
{
psSyncPrimOpTakeOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto SyncPrimOpTake_exit;
}
}
/* Copy the data over */
if ( !OSAccessOK(PVR_VERIFY_READ, (IMG_VOID*) psSyncPrimOpTakeIN->pui32UpdateValue, psSyncPrimOpTakeIN->ui32ClientSyncCount * sizeof(IMG_UINT32))
|| (OSCopyFromUser(NULL, ui32UpdateValueInt, psSyncPrimOpTakeIN->pui32UpdateValue,
psSyncPrimOpTakeIN->ui32ClientSyncCount * sizeof(IMG_UINT32)) != PVRSRV_OK) )
{
psSyncPrimOpTakeOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto SyncPrimOpTake_exit;
}
if (psSyncPrimOpTakeIN->ui32ServerSyncCount != 0)
{
ui32ServerFlagsInt = OSAllocMem(psSyncPrimOpTakeIN->ui32ServerSyncCount * sizeof(IMG_UINT32));
if (!ui32ServerFlagsInt)
{
psSyncPrimOpTakeOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto SyncPrimOpTake_exit;
}
}
/* Copy the data over */
if ( !OSAccessOK(PVR_VERIFY_READ, (IMG_VOID*) psSyncPrimOpTakeIN->pui32ServerFlags, psSyncPrimOpTakeIN->ui32ServerSyncCount * sizeof(IMG_UINT32))
|| (OSCopyFromUser(NULL, ui32ServerFlagsInt, psSyncPrimOpTakeIN->pui32ServerFlags,
psSyncPrimOpTakeIN->ui32ServerSyncCount * sizeof(IMG_UINT32)) != PVRSRV_OK) )
{
psSyncPrimOpTakeOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto SyncPrimOpTake_exit;
}
{
/* Look up the address from the handle */
psSyncPrimOpTakeOUT->eError =
PVRSRVLookupHandle(psConnection->psHandleBase,
(IMG_HANDLE *) &hServerCookieInt2,
psSyncPrimOpTakeIN->hServerCookie,
PVRSRV_HANDLE_TYPE_SERVER_OP_COOKIE);
if(psSyncPrimOpTakeOUT->eError != PVRSRV_OK)
{
goto SyncPrimOpTake_exit;
}
/* Look up the data from the resman address */
psSyncPrimOpTakeOUT->eError = ResManFindPrivateDataByPtr(hServerCookieInt2, (IMG_VOID **) &psServerCookieInt);
if(psSyncPrimOpTakeOUT->eError != PVRSRV_OK)
{
goto SyncPrimOpTake_exit;
}
}
psSyncPrimOpTakeOUT->eError =
PVRSRVSyncPrimOpTakeKM(
psServerCookieInt,
psSyncPrimOpTakeIN->ui32ClientSyncCount,
ui32FlagsInt,
ui32FenceValueInt,
ui32UpdateValueInt,
psSyncPrimOpTakeIN->ui32ServerSyncCount,
ui32ServerFlagsInt);
SyncPrimOpTake_exit:
if (ui32FlagsInt)
OSFreeMem(ui32FlagsInt);
if (ui32FenceValueInt)
OSFreeMem(ui32FenceValueInt);
if (ui32UpdateValueInt)
OSFreeMem(ui32UpdateValueInt);
if (ui32ServerFlagsInt)
OSFreeMem(ui32ServerFlagsInt);
return 0;
}
static IMG_INT
PVRSRVBridgeSyncPrimOpCreate(IMG_UINT32 ui32BridgeID,
PVRSRV_BRIDGE_IN_SYNCPRIMOPCREATE *psSyncPrimOpCreateIN,
PVRSRV_BRIDGE_OUT_SYNCPRIMOPCREATE *psSyncPrimOpCreateOUT,
CONNECTION_DATA *psConnection)
{
SYNC_PRIMITIVE_BLOCK * *psBlockListInt = IMG_NULL;
IMG_HANDLE *hBlockListInt2 = IMG_NULL;
IMG_UINT32 *ui32SyncBlockIndexInt = IMG_NULL;
IMG_UINT32 *ui32IndexInt = IMG_NULL;
SERVER_SYNC_PRIMITIVE * *psServerSyncInt = IMG_NULL;
IMG_HANDLE *hServerSyncInt2 = IMG_NULL;
SERVER_OP_COOKIE * psServerCookieInt = IMG_NULL;
IMG_HANDLE hServerCookieInt2 = IMG_NULL;
PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SYNC_SYNCPRIMOPCREATE);
if (psSyncPrimOpCreateIN->ui32SyncBlockCount != 0)
{
psBlockListInt = OSAllocMem(psSyncPrimOpCreateIN->ui32SyncBlockCount * sizeof(SYNC_PRIMITIVE_BLOCK *));
if (!psBlockListInt)
{
psSyncPrimOpCreateOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto SyncPrimOpCreate_exit;
}
hBlockListInt2 = OSAllocMem(psSyncPrimOpCreateIN->ui32SyncBlockCount * sizeof(IMG_HANDLE));
if (!hBlockListInt2)
{
psSyncPrimOpCreateOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto SyncPrimOpCreate_exit;
}
}
/* Copy the data over */
if ( !OSAccessOK(PVR_VERIFY_READ, (IMG_VOID*) psSyncPrimOpCreateIN->phBlockList, psSyncPrimOpCreateIN->ui32SyncBlockCount * sizeof(IMG_HANDLE))
|| (OSCopyFromUser(NULL, hBlockListInt2, psSyncPrimOpCreateIN->phBlockList,
psSyncPrimOpCreateIN->ui32SyncBlockCount * sizeof(IMG_HANDLE)) != PVRSRV_OK) )
{
psSyncPrimOpCreateOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto SyncPrimOpCreate_exit;
}
if (psSyncPrimOpCreateIN->ui32ClientSyncCount != 0)
{
ui32SyncBlockIndexInt = OSAllocMem(psSyncPrimOpCreateIN->ui32ClientSyncCount * sizeof(IMG_UINT32));
if (!ui32SyncBlockIndexInt)
{
psSyncPrimOpCreateOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto SyncPrimOpCreate_exit;
}
}
/* Copy the data over */
if ( !OSAccessOK(PVR_VERIFY_READ, (IMG_VOID*) psSyncPrimOpCreateIN->pui32SyncBlockIndex, psSyncPrimOpCreateIN->ui32ClientSyncCount * sizeof(IMG_UINT32))
|| (OSCopyFromUser(NULL, ui32SyncBlockIndexInt, psSyncPrimOpCreateIN->pui32SyncBlockIndex,
psSyncPrimOpCreateIN->ui32ClientSyncCount * sizeof(IMG_UINT32)) != PVRSRV_OK) )
{
psSyncPrimOpCreateOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto SyncPrimOpCreate_exit;
}
if (psSyncPrimOpCreateIN->ui32ClientSyncCount != 0)
{
ui32IndexInt = OSAllocMem(psSyncPrimOpCreateIN->ui32ClientSyncCount * sizeof(IMG_UINT32));
if (!ui32IndexInt)
{
psSyncPrimOpCreateOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto SyncPrimOpCreate_exit;
}
}
/* Copy the data over */
if ( !OSAccessOK(PVR_VERIFY_READ, (IMG_VOID*) psSyncPrimOpCreateIN->pui32Index, psSyncPrimOpCreateIN->ui32ClientSyncCount * sizeof(IMG_UINT32))
|| (OSCopyFromUser(NULL, ui32IndexInt, psSyncPrimOpCreateIN->pui32Index,
psSyncPrimOpCreateIN->ui32ClientSyncCount * sizeof(IMG_UINT32)) != PVRSRV_OK) )
{
psSyncPrimOpCreateOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto SyncPrimOpCreate_exit;
}
if (psSyncPrimOpCreateIN->ui32ServerSyncCount != 0)
{
psServerSyncInt = OSAllocMem(psSyncPrimOpCreateIN->ui32ServerSyncCount * sizeof(SERVER_SYNC_PRIMITIVE *));
if (!psServerSyncInt)
{
psSyncPrimOpCreateOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto SyncPrimOpCreate_exit;
}
hServerSyncInt2 = OSAllocMem(psSyncPrimOpCreateIN->ui32ServerSyncCount * sizeof(IMG_HANDLE));
if (!hServerSyncInt2)
{
psSyncPrimOpCreateOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto SyncPrimOpCreate_exit;
}
}
/* Copy the data over */
if ( !OSAccessOK(PVR_VERIFY_READ, (IMG_VOID*) psSyncPrimOpCreateIN->phServerSync, psSyncPrimOpCreateIN->ui32ServerSyncCount * sizeof(IMG_HANDLE))
|| (OSCopyFromUser(NULL, hServerSyncInt2, psSyncPrimOpCreateIN->phServerSync,
psSyncPrimOpCreateIN->ui32ServerSyncCount * sizeof(IMG_HANDLE)) != PVRSRV_OK) )
{
psSyncPrimOpCreateOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto SyncPrimOpCreate_exit;
}
{
IMG_UINT32 i;
for (i=0;i<psSyncPrimOpCreateIN->ui32SyncBlockCount;i++)
{
{
/* Look up the address from the handle */
psSyncPrimOpCreateOUT->eError =
PVRSRVLookupHandle(psConnection->psHandleBase,
(IMG_HANDLE *) &hBlockListInt2[i],
psSyncPrimOpCreateIN->phBlockList[i],
PVRSRV_HANDLE_TYPE_SYNC_PRIMITIVE_BLOCK);
if(psSyncPrimOpCreateOUT->eError != PVRSRV_OK)
{
goto SyncPrimOpCreate_exit;
}
/* Look up the data from the resman address */
psSyncPrimOpCreateOUT->eError = ResManFindPrivateDataByPtr(hBlockListInt2[i], (IMG_VOID **) &psBlockListInt[i]);
if(psSyncPrimOpCreateOUT->eError != PVRSRV_OK)
{
goto SyncPrimOpCreate_exit;
}
}
}
}
{
IMG_UINT32 i;
for (i=0;i<psSyncPrimOpCreateIN->ui32ServerSyncCount;i++)
{
{
/* Look up the address from the handle */
psSyncPrimOpCreateOUT->eError =
PVRSRVLookupHandle(psConnection->psHandleBase,
(IMG_HANDLE *) &hServerSyncInt2[i],
psSyncPrimOpCreateIN->phServerSync[i],
PVRSRV_HANDLE_TYPE_SERVER_SYNC_PRIMITIVE);
if(psSyncPrimOpCreateOUT->eError != PVRSRV_OK)
{
goto SyncPrimOpCreate_exit;
}
/* Look up the data from the resman address */
psSyncPrimOpCreateOUT->eError = ResManFindPrivateDataByPtr(hServerSyncInt2[i], (IMG_VOID **) &psServerSyncInt[i]);
if(psSyncPrimOpCreateOUT->eError != PVRSRV_OK)
{
goto SyncPrimOpCreate_exit;
}
}
}
}
psSyncPrimOpCreateOUT->eError =
PVRSRVSyncPrimOpCreateKM(
psSyncPrimOpCreateIN->ui32SyncBlockCount,
psBlockListInt,
psSyncPrimOpCreateIN->ui32ClientSyncCount,
ui32SyncBlockIndexInt,
ui32IndexInt,
psSyncPrimOpCreateIN->ui32ServerSyncCount,
psServerSyncInt,
&psServerCookieInt);
/* Exit early if bridged call fails */
if(psSyncPrimOpCreateOUT->eError != PVRSRV_OK)
{
goto SyncPrimOpCreate_exit;
}
/* Create a resman item and overwrite the handle with it */
hServerCookieInt2 = ResManRegisterRes(psConnection->hResManContext,
RESMAN_TYPE_SERVER_OP_COOKIE,
psServerCookieInt,
/* FIXME: how can we avoid this cast? */
(RESMAN_FREE_FN)&PVRSRVSyncPrimOpDestroyKM);
if (hServerCookieInt2 == IMG_NULL)
{
psSyncPrimOpCreateOUT->eError = PVRSRV_ERROR_UNABLE_TO_REGISTER_RESOURCE;
goto SyncPrimOpCreate_exit;
}
psSyncPrimOpCreateOUT->eError = PVRSRVAllocHandle(psConnection->psHandleBase,
&psSyncPrimOpCreateOUT->hServerCookie,
(IMG_HANDLE) hServerCookieInt2,
PVRSRV_HANDLE_TYPE_SERVER_OP_COOKIE,
PVRSRV_HANDLE_ALLOC_FLAG_NONE
);
if (psSyncPrimOpCreateOUT->eError != PVRSRV_OK)
{
goto SyncPrimOpCreate_exit;
}
SyncPrimOpCreate_exit:
if (psSyncPrimOpCreateOUT->eError != PVRSRV_OK)
{
/* If we have a valid resman item we should undo the bridge function by freeing the resman item */
if (hServerCookieInt2)
{
PVRSRV_ERROR eError = ResManFreeResByPtr(hServerCookieInt2);
/* Freeing a resource should never fail... */
PVR_ASSERT((eError == PVRSRV_OK) || (eError == PVRSRV_ERROR_RETRY));
}
else if (psServerCookieInt)
{
PVRSRVSyncPrimOpDestroyKM(psServerCookieInt);
}
}
if (psBlockListInt)
OSFreeMem(psBlockListInt);
if (hBlockListInt2)
OSFreeMem(hBlockListInt2);
if (ui32SyncBlockIndexInt)
OSFreeMem(ui32SyncBlockIndexInt);
if (ui32IndexInt)
OSFreeMem(ui32IndexInt);
if (psServerSyncInt)
OSFreeMem(psServerSyncInt);
if (hServerSyncInt2)
OSFreeMem(hServerSyncInt2);
return 0;
}
static IMG_INT
PVRSRVBridgeServerSyncGetStatus(IMG_UINT32 ui32BridgeID,
PVRSRV_BRIDGE_IN_SERVERSYNCGETSTATUS *psServerSyncGetStatusIN,
PVRSRV_BRIDGE_OUT_SERVERSYNCGETSTATUS *psServerSyncGetStatusOUT,
CONNECTION_DATA *psConnection)
{
SERVER_SYNC_PRIMITIVE * *psSyncHandleInt = IMG_NULL;
IMG_HANDLE *hSyncHandleInt2 = IMG_NULL;
IMG_UINT32 *pui32UIDInt = IMG_NULL;
IMG_UINT32 *pui32FWAddrInt = IMG_NULL;
IMG_UINT32 *pui32CurrentOpInt = IMG_NULL;
IMG_UINT32 *pui32NextOpInt = IMG_NULL;
PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SYNC_SERVERSYNCGETSTATUS);
psServerSyncGetStatusOUT->pui32UID = psServerSyncGetStatusIN->pui32UID;
psServerSyncGetStatusOUT->pui32FWAddr = psServerSyncGetStatusIN->pui32FWAddr;
psServerSyncGetStatusOUT->pui32CurrentOp = psServerSyncGetStatusIN->pui32CurrentOp;
psServerSyncGetStatusOUT->pui32NextOp = psServerSyncGetStatusIN->pui32NextOp;
if (psServerSyncGetStatusIN->ui32SyncCount != 0)
{
psSyncHandleInt = OSAllocMem(psServerSyncGetStatusIN->ui32SyncCount * sizeof(SERVER_SYNC_PRIMITIVE *));
if (!psSyncHandleInt)
{
psServerSyncGetStatusOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto ServerSyncGetStatus_exit;
}
hSyncHandleInt2 = OSAllocMem(psServerSyncGetStatusIN->ui32SyncCount * sizeof(IMG_HANDLE));
if (!hSyncHandleInt2)
{
psServerSyncGetStatusOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto ServerSyncGetStatus_exit;
}
}
/* Copy the data over */
if ( !OSAccessOK(PVR_VERIFY_READ, (IMG_VOID*) psServerSyncGetStatusIN->phSyncHandle, psServerSyncGetStatusIN->ui32SyncCount * sizeof(IMG_HANDLE))
|| (OSCopyFromUser(NULL, hSyncHandleInt2, psServerSyncGetStatusIN->phSyncHandle,
psServerSyncGetStatusIN->ui32SyncCount * sizeof(IMG_HANDLE)) != PVRSRV_OK) )
{
psServerSyncGetStatusOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto ServerSyncGetStatus_exit;
}
if (psServerSyncGetStatusIN->ui32SyncCount != 0)
{
pui32UIDInt = OSAllocMem(psServerSyncGetStatusIN->ui32SyncCount * sizeof(IMG_UINT32));
if (!pui32UIDInt)
{
psServerSyncGetStatusOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto ServerSyncGetStatus_exit;
}
}
if (psServerSyncGetStatusIN->ui32SyncCount != 0)
{
pui32FWAddrInt = OSAllocMem(psServerSyncGetStatusIN->ui32SyncCount * sizeof(IMG_UINT32));
if (!pui32FWAddrInt)
{
psServerSyncGetStatusOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto ServerSyncGetStatus_exit;
}
}
if (psServerSyncGetStatusIN->ui32SyncCount != 0)
{
pui32CurrentOpInt = OSAllocMem(psServerSyncGetStatusIN->ui32SyncCount * sizeof(IMG_UINT32));
if (!pui32CurrentOpInt)
{
psServerSyncGetStatusOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto ServerSyncGetStatus_exit;
}
}
if (psServerSyncGetStatusIN->ui32SyncCount != 0)
{
pui32NextOpInt = OSAllocMem(psServerSyncGetStatusIN->ui32SyncCount * sizeof(IMG_UINT32));
if (!pui32NextOpInt)
{
psServerSyncGetStatusOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto ServerSyncGetStatus_exit;
}
}
{
IMG_UINT32 i;
for (i=0;i<psServerSyncGetStatusIN->ui32SyncCount;i++)
{
{
/* Look up the address from the handle */
psServerSyncGetStatusOUT->eError =
PVRSRVLookupHandle(psConnection->psHandleBase,
(IMG_HANDLE *) &hSyncHandleInt2[i],
psServerSyncGetStatusIN->phSyncHandle[i],
PVRSRV_HANDLE_TYPE_SERVER_SYNC_PRIMITIVE);
if(psServerSyncGetStatusOUT->eError != PVRSRV_OK)
{
goto ServerSyncGetStatus_exit;
}
/* Look up the data from the resman address */
psServerSyncGetStatusOUT->eError = ResManFindPrivateDataByPtr(hSyncHandleInt2[i], (IMG_VOID **) &psSyncHandleInt[i]);
if(psServerSyncGetStatusOUT->eError != PVRSRV_OK)
{
goto ServerSyncGetStatus_exit;
}
}
}
}
psServerSyncGetStatusOUT->eError =
PVRSRVServerSyncGetStatusKM(
psServerSyncGetStatusIN->ui32SyncCount,
psSyncHandleInt,
pui32UIDInt,
pui32FWAddrInt,
pui32CurrentOpInt,
pui32NextOpInt);
if ( !OSAccessOK(PVR_VERIFY_WRITE, (IMG_VOID*) psServerSyncGetStatusOUT->pui32UID, (psServerSyncGetStatusIN->ui32SyncCount * sizeof(IMG_UINT32)))
|| (OSCopyToUser(NULL, psServerSyncGetStatusOUT->pui32UID, pui32UIDInt,
(psServerSyncGetStatusIN->ui32SyncCount * sizeof(IMG_UINT32))) != PVRSRV_OK) )
{
psServerSyncGetStatusOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto ServerSyncGetStatus_exit;
}
if ( !OSAccessOK(PVR_VERIFY_WRITE, (IMG_VOID*) psServerSyncGetStatusOUT->pui32FWAddr, (psServerSyncGetStatusIN->ui32SyncCount * sizeof(IMG_UINT32)))
|| (OSCopyToUser(NULL, psServerSyncGetStatusOUT->pui32FWAddr, pui32FWAddrInt,
(psServerSyncGetStatusIN->ui32SyncCount * sizeof(IMG_UINT32))) != PVRSRV_OK) )
{
psServerSyncGetStatusOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto ServerSyncGetStatus_exit;
}
if ( !OSAccessOK(PVR_VERIFY_WRITE, (IMG_VOID*) psServerSyncGetStatusOUT->pui32CurrentOp, (psServerSyncGetStatusIN->ui32SyncCount * sizeof(IMG_UINT32)))
|| (OSCopyToUser(NULL, psServerSyncGetStatusOUT->pui32CurrentOp, pui32CurrentOpInt,
(psServerSyncGetStatusIN->ui32SyncCount * sizeof(IMG_UINT32))) != PVRSRV_OK) )
{
psServerSyncGetStatusOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto ServerSyncGetStatus_exit;
}
if ( !OSAccessOK(PVR_VERIFY_WRITE, (IMG_VOID*) psServerSyncGetStatusOUT->pui32NextOp, (psServerSyncGetStatusIN->ui32SyncCount * sizeof(IMG_UINT32)))
|| (OSCopyToUser(NULL, psServerSyncGetStatusOUT->pui32NextOp, pui32NextOpInt,
(psServerSyncGetStatusIN->ui32SyncCount * sizeof(IMG_UINT32))) != PVRSRV_OK) )
{
psServerSyncGetStatusOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto ServerSyncGetStatus_exit;
}
ServerSyncGetStatus_exit:
if (psSyncHandleInt)
OSFreeMem(psSyncHandleInt);
if (hSyncHandleInt2)
OSFreeMem(hSyncHandleInt2);
if (pui32UIDInt)
OSFreeMem(pui32UIDInt);
if (pui32FWAddrInt)
OSFreeMem(pui32FWAddrInt);
if (pui32CurrentOpInt)
OSFreeMem(pui32CurrentOpInt);
if (pui32NextOpInt)
OSFreeMem(pui32NextOpInt);
return 0;
}
static IMG_INT
PVRSRVBridgeRGXKickCDM(IMG_UINT32 ui32BridgeID,
PVRSRV_BRIDGE_IN_RGXKICKCDM *psRGXKickCDMIN,
PVRSRV_BRIDGE_OUT_RGXKICKCDM *psRGXKickCDMOUT,
CONNECTION_DATA *psConnection)
{
RGX_SERVER_COMPUTE_CONTEXT * psComputeContextInt = IMG_NULL;
IMG_HANDLE hComputeContextInt2 = IMG_NULL;
PRGXFWIF_UFO_ADDR *sClientFenceUFOAddressInt = IMG_NULL;
IMG_UINT32 *ui32ClientFenceValueInt = IMG_NULL;
PRGXFWIF_UFO_ADDR *sClientUpdateUFOAddressInt = IMG_NULL;
IMG_UINT32 *ui32ClientUpdateValueInt = IMG_NULL;
IMG_UINT32 *ui32ServerSyncFlagsInt = IMG_NULL;
SERVER_SYNC_PRIMITIVE * *psServerSyncsInt = IMG_NULL;
IMG_HANDLE *hServerSyncsInt2 = IMG_NULL;
IMG_BYTE *psDMCmdInt = IMG_NULL;
PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_RGXCMP_RGXKICKCDM);
if (psRGXKickCDMIN->ui32ClientFenceCount != 0)
{
sClientFenceUFOAddressInt = OSAllocMem(psRGXKickCDMIN->ui32ClientFenceCount * sizeof(PRGXFWIF_UFO_ADDR));
if (!sClientFenceUFOAddressInt)
{
psRGXKickCDMOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto RGXKickCDM_exit;
}
}
/* Copy the data over */
if ( !OSAccessOK(PVR_VERIFY_READ, (IMG_VOID*) psRGXKickCDMIN->psClientFenceUFOAddress, psRGXKickCDMIN->ui32ClientFenceCount * sizeof(PRGXFWIF_UFO_ADDR))
|| (OSCopyFromUser(NULL, sClientFenceUFOAddressInt, psRGXKickCDMIN->psClientFenceUFOAddress,
psRGXKickCDMIN->ui32ClientFenceCount * sizeof(PRGXFWIF_UFO_ADDR)) != PVRSRV_OK) )
{
psRGXKickCDMOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto RGXKickCDM_exit;
}
if (psRGXKickCDMIN->ui32ClientFenceCount != 0)
{
ui32ClientFenceValueInt = OSAllocMem(psRGXKickCDMIN->ui32ClientFenceCount * sizeof(IMG_UINT32));
if (!ui32ClientFenceValueInt)
{
psRGXKickCDMOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto RGXKickCDM_exit;
}
}
/* Copy the data over */
if ( !OSAccessOK(PVR_VERIFY_READ, (IMG_VOID*) psRGXKickCDMIN->pui32ClientFenceValue, psRGXKickCDMIN->ui32ClientFenceCount * sizeof(IMG_UINT32))
|| (OSCopyFromUser(NULL, ui32ClientFenceValueInt, psRGXKickCDMIN->pui32ClientFenceValue,
psRGXKickCDMIN->ui32ClientFenceCount * sizeof(IMG_UINT32)) != PVRSRV_OK) )
{
psRGXKickCDMOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto RGXKickCDM_exit;
}
if (psRGXKickCDMIN->ui32ClientUpdateCount != 0)
{
sClientUpdateUFOAddressInt = OSAllocMem(psRGXKickCDMIN->ui32ClientUpdateCount * sizeof(PRGXFWIF_UFO_ADDR));
if (!sClientUpdateUFOAddressInt)
{
psRGXKickCDMOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto RGXKickCDM_exit;
}
}
/* Copy the data over */
if ( !OSAccessOK(PVR_VERIFY_READ, (IMG_VOID*) psRGXKickCDMIN->psClientUpdateUFOAddress, psRGXKickCDMIN->ui32ClientUpdateCount * sizeof(PRGXFWIF_UFO_ADDR))
|| (OSCopyFromUser(NULL, sClientUpdateUFOAddressInt, psRGXKickCDMIN->psClientUpdateUFOAddress,
psRGXKickCDMIN->ui32ClientUpdateCount * sizeof(PRGXFWIF_UFO_ADDR)) != PVRSRV_OK) )
{
psRGXKickCDMOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto RGXKickCDM_exit;
}
if (psRGXKickCDMIN->ui32ClientUpdateCount != 0)
{
ui32ClientUpdateValueInt = OSAllocMem(psRGXKickCDMIN->ui32ClientUpdateCount * sizeof(IMG_UINT32));
if (!ui32ClientUpdateValueInt)
{
psRGXKickCDMOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto RGXKickCDM_exit;
}
}
/* Copy the data over */
if ( !OSAccessOK(PVR_VERIFY_READ, (IMG_VOID*) psRGXKickCDMIN->pui32ClientUpdateValue, psRGXKickCDMIN->ui32ClientUpdateCount * sizeof(IMG_UINT32))
|| (OSCopyFromUser(NULL, ui32ClientUpdateValueInt, psRGXKickCDMIN->pui32ClientUpdateValue,
psRGXKickCDMIN->ui32ClientUpdateCount * sizeof(IMG_UINT32)) != PVRSRV_OK) )
{
psRGXKickCDMOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto RGXKickCDM_exit;
}
if (psRGXKickCDMIN->ui32ServerSyncCount != 0)
{
ui32ServerSyncFlagsInt = OSAllocMem(psRGXKickCDMIN->ui32ServerSyncCount * sizeof(IMG_UINT32));
if (!ui32ServerSyncFlagsInt)
{
psRGXKickCDMOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto RGXKickCDM_exit;
}
}
/* Copy the data over */
if ( !OSAccessOK(PVR_VERIFY_READ, (IMG_VOID*) psRGXKickCDMIN->pui32ServerSyncFlags, psRGXKickCDMIN->ui32ServerSyncCount * sizeof(IMG_UINT32))
|| (OSCopyFromUser(NULL, ui32ServerSyncFlagsInt, psRGXKickCDMIN->pui32ServerSyncFlags,
psRGXKickCDMIN->ui32ServerSyncCount * sizeof(IMG_UINT32)) != PVRSRV_OK) )
{
psRGXKickCDMOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto RGXKickCDM_exit;
}
if (psRGXKickCDMIN->ui32ServerSyncCount != 0)
{
psServerSyncsInt = OSAllocMem(psRGXKickCDMIN->ui32ServerSyncCount * sizeof(SERVER_SYNC_PRIMITIVE *));
if (!psServerSyncsInt)
{
psRGXKickCDMOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto RGXKickCDM_exit;
}
hServerSyncsInt2 = OSAllocMem(psRGXKickCDMIN->ui32ServerSyncCount * sizeof(IMG_HANDLE));
if (!hServerSyncsInt2)
{
psRGXKickCDMOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto RGXKickCDM_exit;
}
}
/* Copy the data over */
if ( !OSAccessOK(PVR_VERIFY_READ, (IMG_VOID*) psRGXKickCDMIN->phServerSyncs, psRGXKickCDMIN->ui32ServerSyncCount * sizeof(IMG_HANDLE))
|| (OSCopyFromUser(NULL, hServerSyncsInt2, psRGXKickCDMIN->phServerSyncs,
psRGXKickCDMIN->ui32ServerSyncCount * sizeof(IMG_HANDLE)) != PVRSRV_OK) )
{
psRGXKickCDMOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto RGXKickCDM_exit;
}
if (psRGXKickCDMIN->ui32CmdSize != 0)
{
psDMCmdInt = OSAllocMem(psRGXKickCDMIN->ui32CmdSize * sizeof(IMG_BYTE));
if (!psDMCmdInt)
{
psRGXKickCDMOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto RGXKickCDM_exit;
}
}
/* Copy the data over */
if ( !OSAccessOK(PVR_VERIFY_READ, (IMG_VOID*) psRGXKickCDMIN->psDMCmd, psRGXKickCDMIN->ui32CmdSize * sizeof(IMG_BYTE))
|| (OSCopyFromUser(NULL, psDMCmdInt, psRGXKickCDMIN->psDMCmd,
psRGXKickCDMIN->ui32CmdSize * sizeof(IMG_BYTE)) != PVRSRV_OK) )
{
psRGXKickCDMOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto RGXKickCDM_exit;
}
{
/* Look up the address from the handle */
psRGXKickCDMOUT->eError =
PVRSRVLookupHandle(psConnection->psHandleBase,
(IMG_HANDLE *) &hComputeContextInt2,
psRGXKickCDMIN->hComputeContext,
PVRSRV_HANDLE_TYPE_RGX_SERVER_COMPUTE_CONTEXT);
if(psRGXKickCDMOUT->eError != PVRSRV_OK)
{
goto RGXKickCDM_exit;
}
/* Look up the data from the resman address */
psRGXKickCDMOUT->eError = ResManFindPrivateDataByPtr(hComputeContextInt2, (IMG_VOID **) &psComputeContextInt);
if(psRGXKickCDMOUT->eError != PVRSRV_OK)
{
goto RGXKickCDM_exit;
}
}
{
IMG_UINT32 i;
for (i=0;i<psRGXKickCDMIN->ui32ServerSyncCount;i++)
{
{
/* Look up the address from the handle */
psRGXKickCDMOUT->eError =
PVRSRVLookupHandle(psConnection->psHandleBase,
(IMG_HANDLE *) &hServerSyncsInt2[i],
psRGXKickCDMIN->phServerSyncs[i],
PVRSRV_HANDLE_TYPE_SERVER_SYNC_PRIMITIVE);
if(psRGXKickCDMOUT->eError != PVRSRV_OK)
{
goto RGXKickCDM_exit;
}
/* Look up the data from the resman address */
psRGXKickCDMOUT->eError = ResManFindPrivateDataByPtr(hServerSyncsInt2[i], (IMG_VOID **) &psServerSyncsInt[i]);
if(psRGXKickCDMOUT->eError != PVRSRV_OK)
{
goto RGXKickCDM_exit;
}
}
}
}
psRGXKickCDMOUT->eError =
PVRSRVRGXKickCDMKM(
psComputeContextInt,
psRGXKickCDMIN->ui32ClientFenceCount,
sClientFenceUFOAddressInt,
ui32ClientFenceValueInt,
psRGXKickCDMIN->ui32ClientUpdateCount,
sClientUpdateUFOAddressInt,
ui32ClientUpdateValueInt,
psRGXKickCDMIN->ui32ServerSyncCount,
ui32ServerSyncFlagsInt,
psServerSyncsInt,
psRGXKickCDMIN->ui32CmdSize,
psDMCmdInt,
psRGXKickCDMIN->bbPDumpContinuous);
RGXKickCDM_exit:
if (sClientFenceUFOAddressInt)
OSFreeMem(sClientFenceUFOAddressInt);
if (ui32ClientFenceValueInt)
OSFreeMem(ui32ClientFenceValueInt);
if (sClientUpdateUFOAddressInt)
OSFreeMem(sClientUpdateUFOAddressInt);
if (ui32ClientUpdateValueInt)
OSFreeMem(ui32ClientUpdateValueInt);
if (ui32ServerSyncFlagsInt)
OSFreeMem(ui32ServerSyncFlagsInt);
if (psServerSyncsInt)
OSFreeMem(psServerSyncsInt);
if (hServerSyncsInt2)
OSFreeMem(hServerSyncsInt2);
if (psDMCmdInt)
OSFreeMem(psDMCmdInt);
return 0;
}
static IMG_INT
PVRSRVBridgeEventObjectOpen(IMG_UINT32 ui32BridgeID,
PVRSRV_BRIDGE_IN_EVENTOBJECTOPEN *psEventObjectOpenIN,
PVRSRV_BRIDGE_OUT_EVENTOBJECTOPEN *psEventObjectOpenOUT,
CONNECTION_DATA *psConnection)
{
IMG_HANDLE hEventObjectInt = IMG_NULL;
IMG_HANDLE hEventObjectInt2 = IMG_NULL;
IMG_HANDLE hOSEventInt = IMG_NULL;
IMG_HANDLE hOSEventInt2 = IMG_NULL;
PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SRVCORE_EVENTOBJECTOPEN);
{
/* Look up the address from the handle */
psEventObjectOpenOUT->eError =
PVRSRVLookupHandle(psConnection->psHandleBase,
(IMG_HANDLE *) &hEventObjectInt2,
psEventObjectOpenIN->hEventObject,
PVRSRV_HANDLE_TYPE_SHARED_EVENT_OBJECT);
if(psEventObjectOpenOUT->eError != PVRSRV_OK)
{
goto EventObjectOpen_exit;
}
/* Look up the data from the resman address */
psEventObjectOpenOUT->eError = ResManFindPrivateDataByPtr(hEventObjectInt2, (IMG_VOID **) &hEventObjectInt);
if(psEventObjectOpenOUT->eError != PVRSRV_OK)
{
goto EventObjectOpen_exit;
}
}
psEventObjectOpenOUT->eError =
OSEventObjectOpen(
hEventObjectInt,
&hOSEventInt);
/* Exit early if bridged call fails */
if(psEventObjectOpenOUT->eError != PVRSRV_OK)
{
goto EventObjectOpen_exit;
}
/* Create a resman item and overwrite the handle with it */
hOSEventInt2 = ResManRegisterRes(psConnection->hResManContext,
RESMAN_TYPE_EVENT_OBJECT,
hOSEventInt,
/* FIXME: how can we avoid this cast? */
(RESMAN_FREE_FN)&OSEventObjectClose);
if (hOSEventInt2 == IMG_NULL)
{
psEventObjectOpenOUT->eError = PVRSRV_ERROR_UNABLE_TO_REGISTER_RESOURCE;
goto EventObjectOpen_exit;
}
psEventObjectOpenOUT->eError = PVRSRVAllocHandle(psConnection->psHandleBase,
&psEventObjectOpenOUT->hOSEvent,
(IMG_HANDLE) hOSEventInt2,
PVRSRV_HANDLE_TYPE_EVENT_OBJECT_CONNECT,
PVRSRV_HANDLE_ALLOC_FLAG_MULTI
);
if (psEventObjectOpenOUT->eError != PVRSRV_OK)
{
goto EventObjectOpen_exit;
}
EventObjectOpen_exit:
if (psEventObjectOpenOUT->eError != PVRSRV_OK)
{
/* If we have a valid resman item we should undo the bridge function by freeing the resman item */
if (hOSEventInt2)
{
PVRSRV_ERROR eError = ResManFreeResByPtr(hOSEventInt2);
/* Freeing a resource should never fail... */
PVR_ASSERT((eError == PVRSRV_OK) || (eError == PVRSRV_ERROR_RETRY));
}
else if (hOSEventInt)
{
OSEventObjectClose(hOSEventInt);
}
}
return 0;
}
int MMapPMR(struct file* pFile, struct vm_area_struct* ps_vma)
{
PVRSRV_ERROR eError;
IMG_HANDLE hSecurePMRHandle;
IMG_SIZE_T uiLength;
IMG_DEVMEM_OFFSET_T uiOffset;
unsigned long uiPFN;
IMG_HANDLE hPMRResmanHandle;
PMR *psPMR;
PMR_FLAGS_T ulPMRFlags;
IMG_UINT32 ui32CPUCacheFlags;
unsigned long ulNewFlags = 0;
pgprot_t sPageProt;
#if defined(SUPPORT_DRM)
// INTEL_TEMP
// SINCE PVR_DRM_FILE_FROM_FILE is NOT found
CONNECTION_DATA *psConnection = LinuxConnectionFromFile(pFile->private_data);
// INTEL_TEMP
// SINCE PVR_DRM_FILE_FROM_FILE is NOT found
//if (ps_vma->vm_pgoff > INT_MAX)
//{
// ps_vma->vm_pgoff -= ((unsigned int)INT_MAX + 1);
// return MMapGEM(pFile, ps_vma);
//}
#else
CONNECTION_DATA *psConnection = LinuxConnectionFromFile(pFile);
#endif
/*
* Both PVRSRVLookupHandle and ResManFindPrivateDataByPtr
* require the bridge mutex to be held for thread safety.
*/
LinuxLockMutex(&gPVRSRVLock);
LinuxLockMutex(&g_sMMapMutex);
hSecurePMRHandle=(IMG_HANDLE)((IMG_UINTPTR_T)ps_vma->vm_pgoff);
eError = PVRSRVLookupHandle(psConnection->psHandleBase,
(IMG_HANDLE *) &hPMRResmanHandle,
hSecurePMRHandle,
PVRSRV_HANDLE_TYPE_PHYSMEM_PMR);
if (eError != PVRSRV_OK)
{
goto e0;
}
eError = ResManFindPrivateDataByPtr(hPMRResmanHandle,
(IMG_VOID **)&psPMR);
if (eError != PVRSRV_OK)
{
goto e0;
}
/*
Take a reference on the PMR, make's sure that it can't be freed
while it's mapped into the user process
*/
PMRRefPMR(psPMR);
LinuxUnLockMutex(&gPVRSRVLock);
eError = PMRLockSysPhysAddresses(psPMR, PAGE_SHIFT);
if (eError != PVRSRV_OK)
{
goto e1;
}
if (((ps_vma->vm_flags & VM_WRITE) != 0) &&
((ps_vma->vm_flags & VM_SHARED) == 0))
{
eError = PVRSRV_ERROR_INVALID_PARAMS;
goto e1;
}
/*
we ought to call PMR_Flags() here to check the permissions
against the requested mode, and possibly to set up the cache
control protflags
*/
eError = PMR_Flags(psPMR, &ulPMRFlags);
if (eError != PVRSRV_OK)
{
goto e1;
}
ulNewFlags = ps_vma->vm_flags;
#if 0
/* Discard user read/write request, we will pull these flags from the PMR */
ulNewFlags &= ~(VM_READ | VM_WRITE);
if (ulPMRFlags & PVRSRV_MEMALLOCFLAG_CPU_READABLE)
{
ulNewFlags |= VM_READ;
}
if (ulPMRFlags & PVRSRV_MEMALLOCFLAG_CPU_WRITEABLE)
{
ulNewFlags |= VM_WRITE;
}
#endif
ps_vma->vm_flags = ulNewFlags;
#if defined(__arm__)
sPageProt = __pgprot_modify(ps_vma->vm_page_prot, L_PTE_MT_MASK, vm_get_page_prot(ulNewFlags));
#elif defined(__i386__) || defined(__x86_64)
sPageProt = pgprot_modify(ps_vma->vm_page_prot,
vm_get_page_prot(ulNewFlags));
#elif defined(__metag__)
sPageProt = vm_get_page_prot(ulNewFlags);
#else
#error Please add pgprot_modify equivalent for your system
#endif
ui32CPUCacheFlags = DevmemCPUCacheMode(ulPMRFlags);
switch (ui32CPUCacheFlags)
{
case PVRSRV_MEMALLOCFLAG_CPU_UNCACHED:
sPageProt = pgprot_noncached(sPageProt);
break;
case PVRSRV_MEMALLOCFLAG_CPU_WRITE_COMBINE:
sPageProt = pgprot_writecombine(sPageProt);
break;
case PVRSRV_MEMALLOCFLAG_CPU_CACHED:
break;
default:
eError = PVRSRV_ERROR_INVALID_PARAMS;
goto e1;
}
ps_vma->vm_page_prot = sPageProt;
uiLength = ps_vma->vm_end - ps_vma->vm_start;
for (uiOffset = 0; uiOffset < uiLength; uiOffset += 1ULL<<PAGE_SHIFT)
{
IMG_SIZE_T uiNumContiguousBytes;
IMG_INT32 iStatus;
IMG_CPU_PHYADDR sCpuPAddr;
IMG_BOOL bValid;
struct page *psPage = NULL;
uiNumContiguousBytes = 1ULL<<PAGE_SHIFT;
eError = PMR_CpuPhysAddr(psPMR,
uiOffset,
&sCpuPAddr,
&bValid);
PVR_ASSERT(eError == PVRSRV_OK);
if (eError)
{
goto e2;
}
/*
Only map in pages that are valid, any that aren't will be picked up
by the nopage handler which will return a zeroed page for us
*/
if (bValid)
{
uiPFN = sCpuPAddr.uiAddr >> PAGE_SHIFT;
PVR_ASSERT(((IMG_UINT64)uiPFN << PAGE_SHIFT) == sCpuPAddr.uiAddr);
PVR_ASSERT(pfn_valid(uiPFN));
psPage = pfn_to_page(uiPFN);
iStatus = vm_insert_page(ps_vma,
ps_vma->vm_start + uiOffset,
psPage);
PVR_ASSERT(iStatus == 0);
if(iStatus)
{
// N.B. not the right error code, but, it doesn't get propagated anyway... :(
eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto e2;
}
}
(void)pFile;
}
ps_vma->vm_flags |= VM_IO;
/* Don't include the mapping in core dumps */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,7,0))
ps_vma->vm_flags |= VM_DONTDUMP;
#else
ps_vma->vm_flags |= VM_RESERVED;
#endif
/*
* Disable mremap because our nopage handler assumes all
* page requests have already been validated.
*/
ps_vma->vm_flags |= VM_DONTEXPAND;
/* Don't allow mapping to be inherited across a process fork */
ps_vma->vm_flags |= VM_DONTCOPY;
/* let us see the PMR so we can unlock it later */
ps_vma->vm_private_data = psPMR;
/* Install open and close handlers for ref-counting */
ps_vma->vm_ops = &gsMMapOps;
LinuxUnLockMutex(&g_sMMapMutex);
return 0;
/*
error exit paths follow
*/
e2:
PVR_DPF((PVR_DBG_ERROR, "don't know how to handle this error. Abort!"));
PMRUnlockSysPhysAddresses(psPMR);
e1:
PMRUnrefPMR(psPMR);
goto em1;
e0:
LinuxUnLockMutex(&gPVRSRVLock);
em1:
PVR_ASSERT(eError != PVRSRV_OK);
PVR_DPF((PVR_DBG_ERROR, "unable to translate error %d", eError));
LinuxUnLockMutex(&g_sMMapMutex);
return -ENOENT; // -EAGAIN // or what?
}
static IMG_INT
PVRSRVBridgePMRSecureExportPMR(IMG_UINT32 ui32BridgeID,
PVRSRV_BRIDGE_IN_PMRSECUREEXPORTPMR *psPMRSecureExportPMRIN,
PVRSRV_BRIDGE_OUT_PMRSECUREEXPORTPMR *psPMRSecureExportPMROUT,
CONNECTION_DATA *psConnection)
{
PMR * psPMRInt = IMG_NULL;
IMG_HANDLE hPMRInt2 = IMG_NULL;
PMR * psPMROutInt = IMG_NULL;
IMG_HANDLE hPMROutInt2 = IMG_NULL;
CONNECTION_DATA *psSecureConnection;
PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SMM_PMRSECUREEXPORTPMR);
{
/* Look up the address from the handle */
psPMRSecureExportPMROUT->eError =
PVRSRVLookupHandle(psConnection->psHandleBase,
(IMG_HANDLE *) &hPMRInt2,
psPMRSecureExportPMRIN->hPMR,
PVRSRV_HANDLE_TYPE_PHYSMEM_PMR);
if(psPMRSecureExportPMROUT->eError != PVRSRV_OK)
{
goto PMRSecureExportPMR_exit;
}
/* Look up the data from the resman address */
psPMRSecureExportPMROUT->eError = ResManFindPrivateDataByPtr(hPMRInt2, (IMG_VOID **) &psPMRInt);
if(psPMRSecureExportPMROUT->eError != PVRSRV_OK)
{
goto PMRSecureExportPMR_exit;
}
}
psPMRSecureExportPMROUT->eError =
PMRSecureExportPMR(psConnection,
psPMRInt,
&psPMRSecureExportPMROUT->Export,
&psPMROutInt, &psSecureConnection);
/* Exit early if bridged call fails */
if(psPMRSecureExportPMROUT->eError != PVRSRV_OK)
{
goto PMRSecureExportPMR_exit;
}
/* Create a resman item and overwrite the handle with it */
hPMROutInt2 = ResManRegisterRes(psSecureConnection->hResManContext,
RESMAN_TYPE_PMR,
psPMROutInt,
/* FIXME: how can we avoid this cast? */
(RESMAN_FREE_FN)&PMRSecureUnexportPMR);
if (hPMROutInt2 == IMG_NULL)
{
psPMRSecureExportPMROUT->eError = PVRSRV_ERROR_UNABLE_TO_REGISTER_RESOURCE;
goto PMRSecureExportPMR_exit;
}
PMRSecureExportPMR_exit:
if (psPMRSecureExportPMROUT->eError != PVRSRV_OK)
{
/* If we have a valid resman item we should undo the bridge function by freeing the resman item */
if (hPMROutInt2)
{
PVRSRV_ERROR eError = ResManFreeResByPtr(hPMROutInt2);
/* Freeing a resource should never fail... */
PVR_ASSERT((eError == PVRSRV_OK) || (eError == PVRSRV_ERROR_RETRY));
}
else if (psPMROutInt)
{
PMRSecureUnexportPMR(psPMROutInt);
}
}
return 0;
}
static IMG_INT
PVRSRVBridgeRIWritePMREntry(IMG_UINT32 ui32BridgeID,
PVRSRV_BRIDGE_IN_RIWRITEPMRENTRY *psRIWritePMREntryIN,
PVRSRV_BRIDGE_OUT_RIWRITEPMRENTRY *psRIWritePMREntryOUT,
CONNECTION_DATA *psConnection)
{
PMR * psPMRHandleInt = IMG_NULL;
IMG_HANDLE hPMRHandleInt2 = IMG_NULL;
IMG_CHAR *uiTextAInt = IMG_NULL;
PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_RI_RIWRITEPMRENTRY);
{
uiTextAInt = OSAllocMem(RI_MAX_TEXT_LEN * sizeof(IMG_CHAR));
if (!uiTextAInt)
{
psRIWritePMREntryOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto RIWritePMREntry_exit;
}
}
/* Copy the data over */
if ( !OSAccessOK(PVR_VERIFY_READ, (IMG_VOID*) psRIWritePMREntryIN->puiTextA, RI_MAX_TEXT_LEN * sizeof(IMG_CHAR))
|| (OSCopyFromUser(NULL, uiTextAInt, psRIWritePMREntryIN->puiTextA,
RI_MAX_TEXT_LEN * sizeof(IMG_CHAR)) != PVRSRV_OK) )
{
psRIWritePMREntryOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto RIWritePMREntry_exit;
}
{
/* Look up the address from the handle */
psRIWritePMREntryOUT->eError =
PVRSRVLookupHandle(psConnection->psHandleBase,
(IMG_HANDLE *) &hPMRHandleInt2,
psRIWritePMREntryIN->hPMRHandle,
PVRSRV_HANDLE_TYPE_PHYSMEM_PMR);
if(psRIWritePMREntryOUT->eError != PVRSRV_OK)
{
goto RIWritePMREntry_exit;
}
/* Look up the data from the resman address */
psRIWritePMREntryOUT->eError = ResManFindPrivateDataByPtr(hPMRHandleInt2, (IMG_VOID **) &psPMRHandleInt);
if(psRIWritePMREntryOUT->eError != PVRSRV_OK)
{
goto RIWritePMREntry_exit;
}
}
psRIWritePMREntryOUT->eError =
RIWritePMREntryKM(
psPMRHandleInt,
uiTextAInt,
psRIWritePMREntryIN->uiLogicalSize);
RIWritePMREntry_exit:
if (uiTextAInt)
OSFreeMem(uiTextAInt);
return 0;
}
static IMG_INT
PVRSRVBridgeRIWriteMEMDESCEntry(IMG_UINT32 ui32BridgeID,
PVRSRV_BRIDGE_IN_RIWRITEMEMDESCENTRY *psRIWriteMEMDESCEntryIN,
PVRSRV_BRIDGE_OUT_RIWRITEMEMDESCENTRY *psRIWriteMEMDESCEntryOUT,
CONNECTION_DATA *psConnection)
{
PMR * psPMRHandleInt = IMG_NULL;
IMG_HANDLE hPMRHandleInt2 = IMG_NULL;
IMG_CHAR *uiTextBInt = IMG_NULL;
RI_HANDLE psRIHandleInt = IMG_NULL;
IMG_HANDLE hRIHandleInt2 = IMG_NULL;
PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_RI_RIWRITEMEMDESCENTRY);
{
uiTextBInt = OSAllocMem(RI_MAX_TEXT_LEN * sizeof(IMG_CHAR));
if (!uiTextBInt)
{
psRIWriteMEMDESCEntryOUT->eError = PVRSRV_ERROR_OUT_OF_MEMORY;
goto RIWriteMEMDESCEntry_exit;
}
}
/* Copy the data over */
if ( !OSAccessOK(PVR_VERIFY_READ, (IMG_VOID*) psRIWriteMEMDESCEntryIN->puiTextB, RI_MAX_TEXT_LEN * sizeof(IMG_CHAR))
|| (OSCopyFromUser(NULL, uiTextBInt, psRIWriteMEMDESCEntryIN->puiTextB,
RI_MAX_TEXT_LEN * sizeof(IMG_CHAR)) != PVRSRV_OK) )
{
psRIWriteMEMDESCEntryOUT->eError = PVRSRV_ERROR_INVALID_PARAMS;
goto RIWriteMEMDESCEntry_exit;
}
{
/* Look up the address from the handle */
psRIWriteMEMDESCEntryOUT->eError =
PVRSRVLookupHandle(psConnection->psHandleBase,
(IMG_HANDLE *) &hPMRHandleInt2,
psRIWriteMEMDESCEntryIN->hPMRHandle,
PVRSRV_HANDLE_TYPE_PHYSMEM_PMR);
if(psRIWriteMEMDESCEntryOUT->eError != PVRSRV_OK)
{
goto RIWriteMEMDESCEntry_exit;
}
/* Look up the data from the resman address */
psRIWriteMEMDESCEntryOUT->eError = ResManFindPrivateDataByPtr(hPMRHandleInt2, (IMG_VOID **) &psPMRHandleInt);
if(psRIWriteMEMDESCEntryOUT->eError != PVRSRV_OK)
{
goto RIWriteMEMDESCEntry_exit;
}
}
psRIWriteMEMDESCEntryOUT->eError =
RIWriteMEMDESCEntryKM(
psPMRHandleInt,
uiTextBInt,
psRIWriteMEMDESCEntryIN->uiOffset,
psRIWriteMEMDESCEntryIN->uiSize,
psRIWriteMEMDESCEntryIN->bIsImport,
psRIWriteMEMDESCEntryIN->bIsExportable,
&psRIHandleInt);
/* Exit early if bridged call fails */
if(psRIWriteMEMDESCEntryOUT->eError != PVRSRV_OK)
{
goto RIWriteMEMDESCEntry_exit;
}
/* Create a resman item and overwrite the handle with it */
hRIHandleInt2 = ResManRegisterRes(psConnection->hResManContext,
RESMAN_TYPE_RI_HANDLE,
psRIHandleInt,
(RESMAN_FREE_FN)&RIDeleteMEMDESCEntryKM);
if (hRIHandleInt2 == IMG_NULL)
{
psRIWriteMEMDESCEntryOUT->eError = PVRSRV_ERROR_UNABLE_TO_REGISTER_RESOURCE;
goto RIWriteMEMDESCEntry_exit;
}
psRIWriteMEMDESCEntryOUT->eError = PVRSRVAllocHandle(psConnection->psHandleBase,
&psRIWriteMEMDESCEntryOUT->hRIHandle,
(IMG_HANDLE) hRIHandleInt2,
PVRSRV_HANDLE_TYPE_RI_HANDLE,
PVRSRV_HANDLE_ALLOC_FLAG_NONE
);
if (psRIWriteMEMDESCEntryOUT->eError != PVRSRV_OK)
{
goto RIWriteMEMDESCEntry_exit;
}
RIWriteMEMDESCEntry_exit:
if (psRIWriteMEMDESCEntryOUT->eError != PVRSRV_OK)
{
/* If we have a valid resman item we should undo the bridge function by freeing the resman item */
if (hRIHandleInt2)
{
PVRSRV_ERROR eError = ResManFreeResByPtr(hRIHandleInt2);
/* Freeing a resource should never fail... */
PVR_ASSERT((eError == PVRSRV_OK) || (eError == PVRSRV_ERROR_RETRY));
}
else if (psRIHandleInt)
{
RIDeleteMEMDESCEntryKM(psRIHandleInt);
}
}
if (uiTextBInt)
OSFreeMem(uiTextBInt);
return 0;
}