diff options
Diffstat (limited to 'pvr-source/services4/srvkm/bridged/bridged_pvr_bridge.c')
| -rw-r--r-- | pvr-source/services4/srvkm/bridged/bridged_pvr_bridge.c | 5512 |
1 files changed, 5512 insertions, 0 deletions
diff --git a/pvr-source/services4/srvkm/bridged/bridged_pvr_bridge.c b/pvr-source/services4/srvkm/bridged/bridged_pvr_bridge.c new file mode 100644 index 0000000..d98a71c --- /dev/null +++ b/pvr-source/services4/srvkm/bridged/bridged_pvr_bridge.c @@ -0,0 +1,5512 @@ +/*************************************************************************/ /*! +@Title PVR Common Bridge Module (kernel side) +@Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved +@Description Receives calls from the user portion of services and + despatches them to functions in the kernel portion. +@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 <stddef.h> + +#include "img_defs.h" +#include "services.h" +#include "pvr_bridge_km.h" +#include "pvr_debug.h" +#include "ra.h" +#include "pvr_bridge.h" +#if defined(SUPPORT_SGX) +#include "sgx_bridge.h" +#endif +#if defined(SUPPORT_VGX) +#include "vgx_bridge.h" +#endif +#if defined(SUPPORT_MSVDX) +#include "msvdx_bridge.h" +#endif +#include "perproc.h" +#include "device.h" +#include "buffer_manager.h" +#include "refcount.h" + +#include "pdump_km.h" +#include "syscommon.h" + +#include "bridged_pvr_bridge.h" +#if defined(SUPPORT_SGX) +#include "bridged_sgx_bridge.h" +#endif +#if defined(SUPPORT_VGX) +#include "bridged_vgx_bridge.h" +#endif +#if defined(SUPPORT_MSVDX) +#include "bridged_msvdx_bridge.h" +#endif + +#include "env_data.h" + +#if defined (__linux__) || defined(__QNXNTO__) +#include "mmap.h" +#endif + + +#include "srvkm.h" + +/* FIXME: we should include an OS specific header here to allow configuration of + * which functions should be excluded (like the shared srvclient bridge code) + * so that ports may choose to override certain things. */ + +/* For the purpose of maintainability, it is intended that this file should not + * contain large amounts of OS specific #ifdefs. Headers are fine, and perhaps + * a few one liners, but for anything more, please find a way to add e.g. + * an osfunc.c abstraction or override the entire function in question within + * env,*,pvr_bridge_k.c + */ + + +PVRSRV_BRIDGE_DISPATCH_TABLE_ENTRY g_BridgeDispatchTable[BRIDGE_DISPATCH_TABLE_ENTRY_COUNT]; + +#if defined(DEBUG_BRIDGE_KM) +PVRSRV_BRIDGE_GLOBAL_STATS g_BridgeGlobalStats; +#endif + +#if defined(PVR_SECURE_HANDLES) || defined (SUPPORT_SID_INTERFACE) +static IMG_BOOL abSharedDeviceMemHeap[PVRSRV_MAX_CLIENT_HEAPS]; +static IMG_BOOL *pbSharedDeviceMemHeap = abSharedDeviceMemHeap; +#else +static IMG_BOOL *pbSharedDeviceMemHeap = (IMG_BOOL*)IMG_NULL; +#endif + + +#if defined(DEBUG_BRIDGE_KM) +PVRSRV_ERROR +CopyFromUserWrapper(PVRSRV_PER_PROCESS_DATA *pProcData, + IMG_UINT32 ui32BridgeID, + IMG_VOID *pvDest, + IMG_VOID *pvSrc, + IMG_UINT32 ui32Size) +{ + g_BridgeDispatchTable[ui32BridgeID].ui32CopyFromUserTotalBytes+=ui32Size; + g_BridgeGlobalStats.ui32TotalCopyFromUserBytes+=ui32Size; + return OSCopyFromUser(pProcData, pvDest, pvSrc, ui32Size); +} +PVRSRV_ERROR +CopyToUserWrapper(PVRSRV_PER_PROCESS_DATA *pProcData, + IMG_UINT32 ui32BridgeID, + IMG_VOID *pvDest, + IMG_VOID *pvSrc, + IMG_UINT32 ui32Size) +{ + g_BridgeDispatchTable[ui32BridgeID].ui32CopyToUserTotalBytes+=ui32Size; + g_BridgeGlobalStats.ui32TotalCopyToUserBytes+=ui32Size; + return OSCopyToUser(pProcData, pvDest, pvSrc, ui32Size); +} +#endif + + +static IMG_INT +PVRSRVEnumerateDevicesBW(IMG_UINT32 ui32BridgeID, + IMG_VOID *psBridgeIn, + PVRSRV_BRIDGE_OUT_ENUMDEVICE *psEnumDeviceOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_ENUM_DEVICES); + + PVR_UNREFERENCED_PARAMETER(psPerProc); + PVR_UNREFERENCED_PARAMETER(psBridgeIn); + + psEnumDeviceOUT->eError = + PVRSRVEnumerateDevicesKM(&psEnumDeviceOUT->ui32NumDevices, + psEnumDeviceOUT->asDeviceIdentifier); + + return 0; +} + +static IMG_INT +PVRSRVAcquireDeviceDataBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_ACQUIRE_DEVICEINFO *psAcquireDevInfoIN, + PVRSRV_BRIDGE_OUT_ACQUIRE_DEVICEINFO *psAcquireDevInfoOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_HANDLE hDevCookieInt; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_ACQUIRE_DEVICEINFO); + + psAcquireDevInfoOUT->eError = + PVRSRVAcquireDeviceDataKM(psAcquireDevInfoIN->uiDevIndex, + psAcquireDevInfoIN->eDeviceType, + &hDevCookieInt); + if(psAcquireDevInfoOUT->eError != PVRSRV_OK) + { + return 0; + } + + /* + * Handle is not allocated in batch mode, as there is no resource + * allocation to undo if the handle allocation fails. + */ + psAcquireDevInfoOUT->eError = + PVRSRVAllocHandle(psPerProc->psHandleBase, + &psAcquireDevInfoOUT->hDevCookie, + hDevCookieInt, + PVRSRV_HANDLE_TYPE_DEV_NODE, + PVRSRV_HANDLE_ALLOC_FLAG_SHARED); + + return 0; +} + + +static IMG_INT +PVRSRVCreateDeviceMemContextBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_CREATE_DEVMEMCONTEXT *psCreateDevMemContextIN, + PVRSRV_BRIDGE_OUT_CREATE_DEVMEMCONTEXT *psCreateDevMemContextOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_HANDLE hDevCookieInt; + IMG_HANDLE hDevMemContextInt; + IMG_UINT32 i; + IMG_BOOL bCreated; +#if defined (SUPPORT_SID_INTERFACE) + PVRSRV_HEAP_INFO_KM asHeapInfo[PVRSRV_MAX_CLIENT_HEAPS]; +#endif + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_CREATE_DEVMEMCONTEXT); + + /* + * We potentially need one handle for the device memory context, + * and one handle for each client heap. + */ + NEW_HANDLE_BATCH_OR_ERROR(psCreateDevMemContextOUT->eError, psPerProc, PVRSRV_MAX_CLIENT_HEAPS + 1) + + psCreateDevMemContextOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, &hDevCookieInt, + psCreateDevMemContextIN->hDevCookie, + PVRSRV_HANDLE_TYPE_DEV_NODE); + + if(psCreateDevMemContextOUT->eError != PVRSRV_OK) + { + return 0; + } + + psCreateDevMemContextOUT->eError = + PVRSRVCreateDeviceMemContextKM(hDevCookieInt, + psPerProc, + &hDevMemContextInt, + &psCreateDevMemContextOUT->ui32ClientHeapCount, +#if defined (SUPPORT_SID_INTERFACE) + &asHeapInfo[0], +#else + &psCreateDevMemContextOUT->sHeapInfo[0], +#endif + &bCreated, + pbSharedDeviceMemHeap); + + if(psCreateDevMemContextOUT->eError != PVRSRV_OK) + { + return 0; + } + + /* + * Only allocate a handle if the device memory context was created. + * If an existing context was returned, lookup the existing + * handle. + */ + if(bCreated) + { + PVRSRVAllocHandleNR(psPerProc->psHandleBase, + &psCreateDevMemContextOUT->hDevMemContext, + hDevMemContextInt, + PVRSRV_HANDLE_TYPE_DEV_MEM_CONTEXT, + PVRSRV_HANDLE_ALLOC_FLAG_NONE); + } + else + { + psCreateDevMemContextOUT->eError = + PVRSRVFindHandle(psPerProc->psHandleBase, + &psCreateDevMemContextOUT->hDevMemContext, + hDevMemContextInt, + PVRSRV_HANDLE_TYPE_DEV_MEM_CONTEXT); + if(psCreateDevMemContextOUT->eError != PVRSRV_OK) + { + return 0; + } + } + + for(i = 0; i < psCreateDevMemContextOUT->ui32ClientHeapCount; i++) + { +#if defined (SUPPORT_SID_INTERFACE) + IMG_SID hDevMemHeapExt; +#else + IMG_HANDLE hDevMemHeapExt; +#endif + +#if defined(PVR_SECURE_HANDLES) || defined (SUPPORT_SID_INTERFACE) + if(abSharedDeviceMemHeap[i]) +#endif + { + /* + * Heaps shared by everybody. These heaps are not + * created as part of the device memory context + * creation, and exist for the lifetime of the + * driver, hence, we use shared handles for these + * heaps. + */ +#if defined (SUPPORT_SID_INTERFACE) + PVRSRVAllocHandleNR(psPerProc->psHandleBase, + &hDevMemHeapExt, + asHeapInfo[i].hDevMemHeap, + PVRSRV_HANDLE_TYPE_DEV_MEM_HEAP, + PVRSRV_HANDLE_ALLOC_FLAG_SHARED); +#else + PVRSRVAllocHandleNR(psPerProc->psHandleBase, &hDevMemHeapExt, + psCreateDevMemContextOUT->sHeapInfo[i].hDevMemHeap, + PVRSRV_HANDLE_TYPE_DEV_MEM_HEAP, + PVRSRV_HANDLE_ALLOC_FLAG_SHARED); +#endif + } +#if defined(PVR_SECURE_HANDLES) || defined (SUPPORT_SID_INTERFACE) + else + { + /* + * Heaps belonging to this context. The handles for + * these are made subhandles of the memory context + * handle, so that they are automatically deallocated + * when the memory context handle is deallocated. + */ + if(bCreated) + { +#if defined (SUPPORT_SID_INTERFACE) + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &hDevMemHeapExt, + asHeapInfo[i].hDevMemHeap, + PVRSRV_HANDLE_TYPE_DEV_MEM_HEAP, + PVRSRV_HANDLE_ALLOC_FLAG_NONE, + psCreateDevMemContextOUT->hDevMemContext); +#else + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, &hDevMemHeapExt, + psCreateDevMemContextOUT->sHeapInfo[i].hDevMemHeap, + PVRSRV_HANDLE_TYPE_DEV_MEM_HEAP, + PVRSRV_HANDLE_ALLOC_FLAG_NONE, + psCreateDevMemContextOUT->hDevMemContext); +#endif + } + else + { + psCreateDevMemContextOUT->eError = + PVRSRVFindHandle(psPerProc->psHandleBase, + &hDevMemHeapExt, +#if defined (SUPPORT_SID_INTERFACE) + asHeapInfo[i].hDevMemHeap, +#else + psCreateDevMemContextOUT->sHeapInfo[i].hDevMemHeap, +#endif + PVRSRV_HANDLE_TYPE_DEV_MEM_HEAP); + if(psCreateDevMemContextOUT->eError != PVRSRV_OK) + { + return 0; + } + } + } +#endif + psCreateDevMemContextOUT->sHeapInfo[i].hDevMemHeap = hDevMemHeapExt; +#if defined (SUPPORT_SID_INTERFACE) + psCreateDevMemContextOUT->sHeapInfo[i].ui32HeapID = asHeapInfo[i].ui32HeapID; + psCreateDevMemContextOUT->sHeapInfo[i].sDevVAddrBase = asHeapInfo[i].sDevVAddrBase; + psCreateDevMemContextOUT->sHeapInfo[i].ui32HeapByteSize = asHeapInfo[i].ui32HeapByteSize; + psCreateDevMemContextOUT->sHeapInfo[i].ui32Attribs = asHeapInfo[i].ui32Attribs; + psCreateDevMemContextOUT->sHeapInfo[i].ui32XTileStride = asHeapInfo[i].ui32XTileStride; +#endif + } + + COMMIT_HANDLE_BATCH_OR_ERROR(psCreateDevMemContextOUT->eError, psPerProc) + + return 0; +} + +static IMG_INT +PVRSRVDestroyDeviceMemContextBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_DESTROY_DEVMEMCONTEXT *psDestroyDevMemContextIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_HANDLE hDevCookieInt; + IMG_HANDLE hDevMemContextInt; + IMG_BOOL bDestroyed; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_DESTROY_DEVMEMCONTEXT); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, &hDevCookieInt, + psDestroyDevMemContextIN->hDevCookie, + PVRSRV_HANDLE_TYPE_DEV_NODE); + + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, &hDevMemContextInt, + psDestroyDevMemContextIN->hDevMemContext, + PVRSRV_HANDLE_TYPE_DEV_MEM_CONTEXT); + + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVDestroyDeviceMemContextKM(hDevCookieInt, hDevMemContextInt, &bDestroyed); + + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + if(bDestroyed) + { + psRetOUT->eError = + PVRSRVReleaseHandle(psPerProc->psHandleBase, + psDestroyDevMemContextIN->hDevMemContext, + PVRSRV_HANDLE_TYPE_DEV_MEM_CONTEXT); + } + + return 0; +} + + +static IMG_INT +PVRSRVGetDeviceMemHeapInfoBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_GET_DEVMEM_HEAPINFO *psGetDevMemHeapInfoIN, + PVRSRV_BRIDGE_OUT_GET_DEVMEM_HEAPINFO *psGetDevMemHeapInfoOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_HANDLE hDevCookieInt; + IMG_HANDLE hDevMemContextInt; + IMG_UINT32 i; +#if defined (SUPPORT_SID_INTERFACE) + PVRSRV_HEAP_INFO_KM asHeapInfo[PVRSRV_MAX_CLIENT_HEAPS]; +#endif + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_GET_DEVMEM_HEAPINFO); + + NEW_HANDLE_BATCH_OR_ERROR(psGetDevMemHeapInfoOUT->eError, psPerProc, PVRSRV_MAX_CLIENT_HEAPS) + + psGetDevMemHeapInfoOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, &hDevCookieInt, + psGetDevMemHeapInfoIN->hDevCookie, + PVRSRV_HANDLE_TYPE_DEV_NODE); + + if(psGetDevMemHeapInfoOUT->eError != PVRSRV_OK) + { + return 0; + } + + psGetDevMemHeapInfoOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, &hDevMemContextInt, + psGetDevMemHeapInfoIN->hDevMemContext, + PVRSRV_HANDLE_TYPE_DEV_MEM_CONTEXT); + + if(psGetDevMemHeapInfoOUT->eError != PVRSRV_OK) + { + return 0; + } + + psGetDevMemHeapInfoOUT->eError = + PVRSRVGetDeviceMemHeapInfoKM(hDevCookieInt, + hDevMemContextInt, + &psGetDevMemHeapInfoOUT->ui32ClientHeapCount, +#if defined (SUPPORT_SID_INTERFACE) + &asHeapInfo[0], +#else + &psGetDevMemHeapInfoOUT->sHeapInfo[0], +#endif + pbSharedDeviceMemHeap); + + if(psGetDevMemHeapInfoOUT->eError != PVRSRV_OK) + { + return 0; + } + + for(i = 0; i < psGetDevMemHeapInfoOUT->ui32ClientHeapCount; i++) + { +#if defined (SUPPORT_SID_INTERFACE) + IMG_SID hDevMemHeapExt; +#else + IMG_HANDLE hDevMemHeapExt; +#endif + +#if defined(PVR_SECURE_HANDLES) || defined (SUPPORT_SID_INTERFACE) + if(abSharedDeviceMemHeap[i]) +#endif + { + /* + * Heaps shared by everybody. These heaps are not + * created as part of the device memory context + * creation, and exist for the lifetime of the + * driver, hence, we use shared handles for these + * heaps. + */ +#if defined (SUPPORT_SID_INTERFACE) + PVRSRVAllocHandleNR(psPerProc->psHandleBase, + &hDevMemHeapExt, + asHeapInfo[i].hDevMemHeap, + PVRSRV_HANDLE_TYPE_DEV_MEM_HEAP, + PVRSRV_HANDLE_ALLOC_FLAG_SHARED); +#else + PVRSRVAllocHandleNR(psPerProc->psHandleBase, &hDevMemHeapExt, + psGetDevMemHeapInfoOUT->sHeapInfo[i].hDevMemHeap, + PVRSRV_HANDLE_TYPE_DEV_MEM_HEAP, + PVRSRV_HANDLE_ALLOC_FLAG_SHARED); +#endif + } +#if defined(PVR_SECURE_HANDLES) || defined (SUPPORT_SID_INTERFACE) + else + { + /* + * Heaps belonging to this context. The handles for + * these are made subhandles of the memory context + * handle, so that they are automatically deallocated + * when the memory context handle is deallocated. + */ + psGetDevMemHeapInfoOUT->eError = + PVRSRVFindHandle(psPerProc->psHandleBase, + &hDevMemHeapExt, +#if defined (SUPPORT_SID_INTERFACE) + asHeapInfo[i].hDevMemHeap, +#else + psGetDevMemHeapInfoOUT->sHeapInfo[i].hDevMemHeap, +#endif + PVRSRV_HANDLE_TYPE_DEV_MEM_HEAP); + if(psGetDevMemHeapInfoOUT->eError != PVRSRV_OK) + { + return 0; + } + } +#endif + psGetDevMemHeapInfoOUT->sHeapInfo[i].hDevMemHeap = hDevMemHeapExt; +#if defined (SUPPORT_SID_INTERFACE) + psGetDevMemHeapInfoOUT->sHeapInfo[i].ui32HeapID = asHeapInfo[i].ui32HeapID; + psGetDevMemHeapInfoOUT->sHeapInfo[i].sDevVAddrBase = asHeapInfo[i].sDevVAddrBase; + psGetDevMemHeapInfoOUT->sHeapInfo[i].ui32HeapByteSize = asHeapInfo[i].ui32HeapByteSize; + psGetDevMemHeapInfoOUT->sHeapInfo[i].ui32Attribs = asHeapInfo[i].ui32Attribs; + psGetDevMemHeapInfoOUT->sHeapInfo[i].ui32XTileStride = asHeapInfo[i].ui32XTileStride; +#endif + } + + COMMIT_HANDLE_BATCH_OR_ERROR(psGetDevMemHeapInfoOUT->eError, psPerProc) + + return 0; +} + + +#if defined(OS_PVRSRV_ALLOC_DEVICE_MEM_BW) +/* customised version */ +IMG_INT +PVRSRVAllocDeviceMemBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_ALLOCDEVICEMEM *psAllocDeviceMemIN, + PVRSRV_BRIDGE_OUT_ALLOCDEVICEMEM *psAllocDeviceMemOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc); +#else +static IMG_INT +PVRSRVAllocDeviceMemBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_ALLOCDEVICEMEM *psAllocDeviceMemIN, + PVRSRV_BRIDGE_OUT_ALLOCDEVICEMEM *psAllocDeviceMemOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_KERNEL_MEM_INFO *psMemInfo; + IMG_HANDLE hDevCookieInt; + IMG_HANDLE hDevMemHeapInt; + IMG_UINT32 ui32ShareIndex; + IMG_BOOL bUseShareMemWorkaround; + IMG_BOOL *pabMapChunk = IMG_NULL; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_ALLOC_DEVICEMEM); + + NEW_HANDLE_BATCH_OR_ERROR(psAllocDeviceMemOUT->eError, psPerProc, 2) + + /* Do same sanity checking */ + if (psAllocDeviceMemIN->ui32Attribs & PVRSRV_MEM_SPARSE) + { + if (psAllocDeviceMemIN->ui32NumPhysChunks > psAllocDeviceMemIN->ui32NumVirtChunks) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVAllocDeviceMemBW: more physical chunks then virtual space")); + psAllocDeviceMemOUT->eError = PVRSRV_ERROR_INVALID_PARAMS; + return 0; + } + + if (psAllocDeviceMemIN->pabMapChunk == IMG_NULL) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVAllocDeviceMemBW: Called in sparse mapping mode but without MapChunk array")); + psAllocDeviceMemOUT->eError = PVRSRV_ERROR_INVALID_PARAMS; + return 0; + } + } + + psAllocDeviceMemOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, &hDevCookieInt, + psAllocDeviceMemIN->hDevCookie, + PVRSRV_HANDLE_TYPE_DEV_NODE); + + if(psAllocDeviceMemOUT->eError != PVRSRV_OK) + { + return 0; + } + + psAllocDeviceMemOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, &hDevMemHeapInt, + psAllocDeviceMemIN->hDevMemHeap, + PVRSRV_HANDLE_TYPE_DEV_MEM_HEAP); + + if(psAllocDeviceMemOUT->eError != PVRSRV_OK) + { + return 0; + } + + /* Memory sharing workaround, version 2 */ + + bUseShareMemWorkaround = ((psAllocDeviceMemIN->ui32Attribs & PVRSRV_MEM_XPROC) != 0) ? IMG_TRUE : IMG_FALSE; + ui32ShareIndex = 7654321; /* stops MSVC compiler warning */ + + if (bUseShareMemWorkaround) + { + /* allocate a shared-surface ID, prior to the call to AllocDeviceMem */ + /* We could plumb in an extra argument, but for now, we'll keep the + shared-surface ID as a piece of global state, and rely upon the + bridge mutex to make it safe for us */ + + psAllocDeviceMemOUT->eError = + BM_XProcWorkaroundFindNewBufferAndSetShareIndex(&ui32ShareIndex); + if(psAllocDeviceMemOUT->eError != PVRSRV_OK) + { + return 0; + } + } + + /* Check access to private data, if provided */ + if(psAllocDeviceMemIN->pvPrivData) + { + if(!OSAccessOK(PVR_VERIFY_READ, + psAllocDeviceMemIN->pvPrivData, + psAllocDeviceMemIN->ui32PrivDataLength)) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVAllocDeviceMemBW: Access check failed for pvPrivData")); + return -EFAULT; + } + } + + if (psAllocDeviceMemIN->ui32Attribs & PVRSRV_MEM_SPARSE) + { + /* Check access to the sparse mapping table, if provided */ + if(!OSAccessOK(PVR_VERIFY_READ, + psAllocDeviceMemIN->pabMapChunk, + psAllocDeviceMemIN->ui32NumVirtChunks)) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVAllocDeviceMemBW: Access check failed for pabMapChunk")); + return -EFAULT; + } + + psAllocDeviceMemOUT->eError = OSAllocMem(PVRSRV_OS_PAGEABLE_HEAP, + sizeof(IMG_BOOL) * psAllocDeviceMemIN->ui32NumVirtChunks, + (IMG_VOID **) &pabMapChunk, + 0, + "MapChunk kernel copy"); + if (psAllocDeviceMemOUT->eError != PVRSRV_OK) + { + return 0; + } + + psAllocDeviceMemOUT->eError = OSCopyFromUser(psPerProc, + pabMapChunk, + psAllocDeviceMemIN->pabMapChunk, + sizeof(IMG_BOOL) * psAllocDeviceMemIN->ui32NumVirtChunks); + if (psAllocDeviceMemOUT->eError != PVRSRV_OK) + { + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, + sizeof(IMG_BOOL) * psAllocDeviceMemIN->ui32NumVirtChunks, + pabMapChunk, + 0); + return 0; + } + } + + + psAllocDeviceMemOUT->eError = + PVRSRVAllocDeviceMemKM(hDevCookieInt, + psPerProc, + hDevMemHeapInt, + psAllocDeviceMemIN->ui32Attribs, + psAllocDeviceMemIN->ui32Size, + psAllocDeviceMemIN->ui32Alignment, + psAllocDeviceMemIN->pvPrivData, + psAllocDeviceMemIN->ui32PrivDataLength, + psAllocDeviceMemIN->ui32ChunkSize, + psAllocDeviceMemIN->ui32NumVirtChunks, + psAllocDeviceMemIN->ui32NumPhysChunks, + pabMapChunk, + &psMemInfo, + "" /*FIXME: add something meaningful*/); + + /* Allow mapping this buffer to the GC MMU only on allocation time, if + * this buffer is mapped into another process context we don't want the + * GC MMU mapping to happen. + */ + psAllocDeviceMemIN->ui32Attribs &= ~PVRSRV_MAP_GC_MMU; + + if (bUseShareMemWorkaround) + { + PVR_ASSERT(ui32ShareIndex != 7654321); + BM_XProcWorkaroundUnsetShareIndex(ui32ShareIndex); + } + + if(psAllocDeviceMemOUT->eError != PVRSRV_OK) + { + return 0; + } + + psMemInfo->sShareMemWorkaround.bInUse = bUseShareMemWorkaround; + if (bUseShareMemWorkaround) + { + PVR_ASSERT(ui32ShareIndex != 7654321); + psMemInfo->sShareMemWorkaround.ui32ShareIndex = ui32ShareIndex; + psMemInfo->sShareMemWorkaround.hDevCookieInt = hDevCookieInt; + psMemInfo->sShareMemWorkaround.ui32OrigReqAttribs = psAllocDeviceMemIN->ui32Attribs; + psMemInfo->sShareMemWorkaround.ui32OrigReqSize = (IMG_UINT32)psAllocDeviceMemIN->ui32Size; + psMemInfo->sShareMemWorkaround.ui32OrigReqAlignment = (IMG_UINT32)psAllocDeviceMemIN->ui32Alignment; + } + + OSMemSet(&psAllocDeviceMemOUT->sClientMemInfo, + 0, + sizeof(psAllocDeviceMemOUT->sClientMemInfo)); + + psAllocDeviceMemOUT->sClientMemInfo.pvLinAddrKM = + psMemInfo->pvLinAddrKM; + +#if defined (__linux__) + psAllocDeviceMemOUT->sClientMemInfo.pvLinAddr = 0; +#else + psAllocDeviceMemOUT->sClientMemInfo.pvLinAddr = psMemInfo->pvLinAddrKM; +#endif + psAllocDeviceMemOUT->sClientMemInfo.sDevVAddr = psMemInfo->sDevVAddr; + psAllocDeviceMemOUT->sClientMemInfo.ui32Flags = psMemInfo->ui32Flags; + psAllocDeviceMemOUT->sClientMemInfo.uAllocSize = psMemInfo->uAllocSize; + OSMemCopy(psAllocDeviceMemOUT->sClientMemInfo.planeOffsets, psMemInfo->planeOffsets, + sizeof(psMemInfo->planeOffsets)); +#if defined (SUPPORT_SID_INTERFACE) + /* see below */ +#else + psAllocDeviceMemOUT->sClientMemInfo.hMappingInfo = psMemInfo->sMemBlk.hOSMemHandle; +#endif + + PVRSRVAllocHandleNR(psPerProc->psHandleBase, + &psAllocDeviceMemOUT->sClientMemInfo.hKernelMemInfo, + psMemInfo, + PVRSRV_HANDLE_TYPE_MEM_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE); + +#if defined (SUPPORT_SID_INTERFACE) + PVR_ASSERT(psAllocDeviceMemOUT->sClientMemInfo.hKernelMemInfo != 0); + + if (psMemInfo->sMemBlk.hOSMemHandle != IMG_NULL) + { + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psAllocDeviceMemOUT->sClientMemInfo.hMappingInfo, + psMemInfo->sMemBlk.hOSMemHandle, + PVRSRV_HANDLE_TYPE_MEM_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE, + psAllocDeviceMemOUT->sClientMemInfo.hKernelMemInfo); + } + else + { + psAllocDeviceMemOUT->sClientMemInfo.hMappingInfo = 0; + } +#endif + + if(psAllocDeviceMemIN->ui32Attribs & PVRSRV_MEM_NO_SYNCOBJ) + { + /* signal no syncinfo */ + OSMemSet(&psAllocDeviceMemOUT->sClientSyncInfo, + 0, + sizeof (PVRSRV_CLIENT_SYNC_INFO)); + psAllocDeviceMemOUT->sClientMemInfo.psClientSyncInfo = IMG_NULL; + } + else + { + /* and setup the sync info */ + +#if !defined(PVRSRV_DISABLE_UM_SYNCOBJ_MAPPINGS) + psAllocDeviceMemOUT->sClientSyncInfo.psSyncData = + psMemInfo->psKernelSyncInfo->psSyncData; + psAllocDeviceMemOUT->sClientSyncInfo.sWriteOpsCompleteDevVAddr = + psMemInfo->psKernelSyncInfo->sWriteOpsCompleteDevVAddr; + psAllocDeviceMemOUT->sClientSyncInfo.sReadOpsCompleteDevVAddr = + psMemInfo->psKernelSyncInfo->sReadOpsCompleteDevVAddr; + psAllocDeviceMemOUT->sClientSyncInfo.sReadOps2CompleteDevVAddr = + psMemInfo->psKernelSyncInfo->sReadOps2CompleteDevVAddr; + +#if defined (SUPPORT_SID_INTERFACE) + if (psMemInfo->psKernelSyncInfo->psSyncDataMemInfoKM->sMemBlk.hOSMemHandle != IMG_NULL) + { + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psAllocDeviceMemOUT->sClientSyncInfo.hMappingInfo, + psMemInfo->psKernelSyncInfo->psSyncDataMemInfoKM->sMemBlk.hOSMemHandle, + PVRSRV_HANDLE_TYPE_SYNC_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE, + psAllocDeviceMemOUT->sClientMemInfo.hKernelMemInfo); + } + else + { + psAllocDeviceMemOUT->sClientSyncInfo.hMappingInfo = 0; + } +#else + psAllocDeviceMemOUT->sClientSyncInfo.hMappingInfo = + psMemInfo->psKernelSyncInfo->psSyncDataMemInfoKM->sMemBlk.hOSMemHandle; +#endif +#endif + + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psAllocDeviceMemOUT->sClientSyncInfo.hKernelSyncInfo, + psMemInfo->psKernelSyncInfo, + PVRSRV_HANDLE_TYPE_SYNC_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE, + psAllocDeviceMemOUT->sClientMemInfo.hKernelMemInfo); + + psAllocDeviceMemOUT->sClientMemInfo.psClientSyncInfo = + &psAllocDeviceMemOUT->sClientSyncInfo; + } + + COMMIT_HANDLE_BATCH_OR_ERROR(psAllocDeviceMemOUT->eError, psPerProc) + + return 0; +} + +#endif /* OS_PVRSRV_ALLOC_DEVICE_MEM_BW */ + +static IMG_INT +PVRSRVFreeDeviceMemBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_FREEDEVICEMEM *psFreeDeviceMemIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_HANDLE hDevCookieInt; + IMG_VOID *pvKernelMemInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_FREE_DEVICEMEM); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, &hDevCookieInt, + psFreeDeviceMemIN->hDevCookie, + PVRSRV_HANDLE_TYPE_DEV_NODE); + + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvKernelMemInfo, +#if defined (SUPPORT_SID_INTERFACE) + psFreeDeviceMemIN->hKernelMemInfo, +#else + psFreeDeviceMemIN->psKernelMemInfo, +#endif + PVRSRV_HANDLE_TYPE_MEM_INFO); + + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = PVRSRVFreeDeviceMemKM(hDevCookieInt, pvKernelMemInfo); + + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVReleaseHandle(psPerProc->psHandleBase, +#if defined (SUPPORT_SID_INTERFACE) + psFreeDeviceMemIN->hKernelMemInfo, +#else + psFreeDeviceMemIN->psKernelMemInfo, +#endif + PVRSRV_HANDLE_TYPE_MEM_INFO); + + return 0; +} + + +static IMG_INT +PVRSRVMultiManageDevMemBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_MULTI_MANAGE_DEV_MEM *psMultiMemDevRequestIN, + PVRSRV_BRIDGE_OUT_MULTI_MANAGE_DEV_MEM *psMultiMemDevRequestOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_HANDLE hDevCookieInt; + PVRSRV_KERNEL_MEM_INFO *psSharedBuffKernelMemInfo = NULL; + PVRSRV_MANAGE_DEV_MEM_REQUEST* pRequestsArray; + PVRSRV_MANAGE_DEV_MEM_RESPONSE* pResponseArray; + IMG_UINT32 reqNum; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_MULTI_MANAGE_DEV_MEM); + + psMultiMemDevRequestOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, &hDevCookieInt, + psMultiMemDevRequestIN->hDevCookie, + PVRSRV_HANDLE_TYPE_DEV_NODE); + + if(psMultiMemDevRequestOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR,"%s: invalid hDevCookie", __FUNCTION__)); + return 0; + } + + if(psMultiMemDevRequestIN->hKernelMemInfo) + { + PVRSRV_MULTI_MANAGE_DEV_MEM_REQUESTS* psMultiMemDevRequest; + psMultiMemDevRequestOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_VOID **)&psSharedBuffKernelMemInfo, + #if defined (SUPPORT_SID_INTERFACE) + psMultiMemDevRequestIN->hKernelMemInfo, + #else + psMultiMemDevRequestIN->hKernelMemInfo, + #endif + PVRSRV_HANDLE_TYPE_SHARED_SYS_MEM_INFO); + + if(psMultiMemDevRequestOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR,"%s: invalid shared memory hKernelMemInfo", __FUNCTION__)); + return 0; + } + + psMultiMemDevRequest = (PVRSRV_MULTI_MANAGE_DEV_MEM_REQUESTS*)psSharedBuffKernelMemInfo->pvLinAddrKM; + if( (psMultiMemDevRequest->psSharedMemClientMemInfo != psMultiMemDevRequestIN->psSharedMemClientMemInfo ) || + (psMultiMemDevRequest->ui32MaxNumberOfRequests != psMultiMemDevRequestIN->ui32MaxNumberOfRequests) || + psMultiMemDevRequest->ui32NumberOfValidRequests != psMultiMemDevRequestIN->ui32NumberOfValidRequests || + psMultiMemDevRequest->ui32CtrlFlags != psMultiMemDevRequestIN->ui32CtrlFlags) + { + psMultiMemDevRequestOUT->eError = PVRSRV_ERROR_BAD_MAPPING; + return 0; + } + pRequestsArray = psMultiMemDevRequest->sMemRequests; + pResponseArray = psMultiMemDevRequest->sMemRequests; + } + else + { + pRequestsArray = psMultiMemDevRequestIN->sMemRequests; + pResponseArray = psMultiMemDevRequestOUT->sMemResponse; + } + + PVR_DPF((PVR_DBG_MESSAGE, "\n%s: %s %d Number of request/s, Control flag = 0x%08x\n", + __FUNCTION__, + (psMultiMemDevRequestIN->hKernelMemInfo ? "Shared" : "Direct"), + psMultiMemDevRequestIN->ui32NumberOfValidRequests, + psMultiMemDevRequestIN->ui32CtrlFlags)); + + for(reqNum = 0; reqNum < psMultiMemDevRequestIN->ui32NumberOfValidRequests; reqNum++) + { + PVRSRV_MANAGE_DEV_MEM_REQUEST *pRequest = &pRequestsArray[reqNum]; + PVRSRV_MANAGE_DEV_MEM_REQUEST *pResponse = &pResponseArray[reqNum]; + PVRSRV_KERNEL_MEM_INFO *psKernelMemInfo = NULL; + + /* At the kernel size, psClientMemInfo only works as a verification token */ + if(psMultiMemDevRequestIN->hKernelMemInfo == NULL) + { + pResponse->psClientMemInfo = pRequest->psClientMemInfo; + pResponse->eReqType = pRequest->eReqType; + } + + PVR_DPF((PVR_DBG_MESSAGE, "%s: Request %d for ClientMemInfo %p\n" + "DevVirtAddr 0x%08x, GpuRefCount %d " + "CpuVirtAddr %p, CpuRefCount %d, Kernel Handle %p, sync %p\n" + "Size %d, Attrib 0x%08x, Align %d, Subsystem 0x%llx, Hints 0x%08x " + "transfer slot %d\n", + __FUNCTION__, pResponse->eReqType, + pRequest->psClientMemInfo, + pRequest->sDevVAddr.uiAddr, + pRequest->ui32GpuMapRefCount, + pRequest->pvLinAddr, + pRequest->ui32CpuMapRefCount, + pRequest->hKernelMemInfo, + pRequest->hKernelSyncInfo, + pRequest->uSize, + pRequest->ui32Attribs, + pRequest->uAlignment, + pRequest->uiSubSystem, + pRequest->ui32Hints, + pRequest->ui32TransferFromToReqSlotIndx)); + + pResponse->eError = PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_PVOID *)&psKernelMemInfo, + #if defined (SUPPORT_SID_INTERFACE) + pRequest->hKernelMemInfo, + #else + pRequest->hKernelMemInfo, + #endif + PVRSRV_HANDLE_TYPE_MEM_INFO); + if(pResponse->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR,"%s: invalid hKernelMemInfo for slot %d", + __FUNCTION__, reqNum)); + continue; + } + + PVR_DPF((PVR_DBG_MESSAGE, "%s: KernelMemInfo %p -%s SHARED\n" + "DevVirtAddr 0x%08x, RefCount %d " + "Size %d, Flags 0x%08x, OrigAlign %d, Subsystem 0x%llx, Hints 0x%08x\n", + __FUNCTION__, psKernelMemInfo, + (psKernelMemInfo->sShareMemWorkaround.bInUse ? "" : "NOT"), + psKernelMemInfo->sDevVAddr.uiAddr, + psKernelMemInfo->ui32RefCount, + psKernelMemInfo->uAllocSize, + psKernelMemInfo->ui32Flags, + psKernelMemInfo->sShareMemWorkaround.ui32OrigReqAlignment, + (IMG_UINT64)0, 0)); + + if(psKernelMemInfo->sDevVAddr.uiAddr != pRequest->sDevVAddr.uiAddr) + { + PVR_DPF((PVR_DBG_WARNING, "%s: Kernel and Client MemInfo's " + "virtual addresses are not equal\n" + "Kernel DevVirtAddr 0x%08x != Client DevVirtAddr 0x%08x", + __FUNCTION__, + psKernelMemInfo->sDevVAddr.uiAddr, pRequest->sDevVAddr.uiAddr)); + } + + switch(pResponse->eReqType) + { + case PVRSRV_MULTI_MANAGE_DEV_MEM_RQST_MAP: + case PVRSRV_MULTI_MANAGE_DEV_MEM_RQST_LOCK_MAP: + { + IMG_INT32 result = PVRSRVRemapToDevKM(hDevCookieInt, + psKernelMemInfo, &pResponse->sDevVAddr); + + if(result < 0) + { + pResponse->eError = -result; + PVR_DPF((PVR_DBG_ERROR, "Request for GPU Virtual " + "memory mapping had failed " + "with error %d", + pResponse->eError)); + } + else + { + pResponse->ui32GpuMapRefCount = result; + pResponse->eError = PVRSRV_OK; + } + } + break; + case PVRSRV_MULTI_MANAGE_DEV_MEM_RQST_SWAP_MAP_TO_NEXT: + pResponse->eError = PVRSRV_OK; + pResponse->ui32GpuMapRefCount = 1; + pResponse->sDevVAddr = psKernelMemInfo->sDevVAddr; + break; + case PVRSRV_MULTI_MANAGE_DEV_MEM_RQST_UNMAP: + case PVRSRV_MULTI_MANAGE_DEV_MEM_RQST_UNLOCK_MAP: + { + IMG_INT32 result = PVRSRVUnmapFromDevKM(hDevCookieInt, psKernelMemInfo); + if(result < 0) + { + pResponse->eError = -result; + PVR_DPF((PVR_DBG_ERROR, "Request for GPU Virtual memory " + "un-mapping had failed " + "with error %d", + pResponse->eError)); + } + else + { + pResponse->ui32GpuMapRefCount = result; + pResponse->eError = PVRSRV_OK; + } + pResponse->sDevVAddr = psKernelMemInfo->sDevVAddr; + } + break; + case PVRSRV_MULTI_MANAGE_DEV_MEM_RQST_SWAP_MAP_FROM_PREV: + pResponse->eError = PVRSRV_OK; + pResponse->ui32GpuMapRefCount = 1; + pResponse->sDevVAddr = psKernelMemInfo->sDevVAddr; + break; + default: + pResponse->eError = PVRSRV_ERROR_INVALID_PARAMS; + break; + } + + PVR_DPF((PVR_DBG_MESSAGE, "%s: RETURN: ClientMemInfo %p " + "DevVirtAddr 0x%08x, GpuMapRefCount %d, err %d\n", + __FUNCTION__, pRequest->psClientMemInfo, + pResponse->sDevVAddr.uiAddr, + pResponse->ui32GpuMapRefCount, + pResponse->eError)); + } + + if(psMultiMemDevRequestIN->hKernelMemInfo == NULL) + psMultiMemDevRequestOUT->ui32CtrlFlags = psMultiMemDevRequestIN->ui32CtrlFlags; + /* No status implemented yet */ + psMultiMemDevRequestOUT->ui32StatusFlags = 0; + + return 0; +} + +static IMG_INT +PVRSRVExportDeviceMemBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_EXPORTDEVICEMEM *psExportDeviceMemIN, + PVRSRV_BRIDGE_OUT_EXPORTDEVICEMEM *psExportDeviceMemOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_HANDLE hDevCookieInt; +#if defined (SUPPORT_SID_INTERFACE) + PVRSRV_KERNEL_MEM_INFO *psKernelMemInfo = IMG_NULL; +#else + PVRSRV_KERNEL_MEM_INFO *psKernelMemInfo; +#endif + + PVR_ASSERT(ui32BridgeID == PVRSRV_GET_BRIDGE_ID(PVRSRV_BRIDGE_EXPORT_DEVICEMEM) || + ui32BridgeID == PVRSRV_GET_BRIDGE_ID(PVRSRV_BRIDGE_EXPORT_DEVICEMEM_2)); + PVR_UNREFERENCED_PARAMETER(ui32BridgeID); + + /* find the device cookie */ + psExportDeviceMemOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &hDevCookieInt, + psExportDeviceMemIN->hDevCookie, + PVRSRV_HANDLE_TYPE_DEV_NODE); + + if(psExportDeviceMemOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVExportDeviceMemBW: can't find devcookie")); + return 0; + } + + /* find the kernel meminfo from the process handle list */ + psExportDeviceMemOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_PVOID *)&psKernelMemInfo, +#if defined (SUPPORT_SID_INTERFACE) + psExportDeviceMemIN->hKernelMemInfo, +#else + psExportDeviceMemIN->psKernelMemInfo, +#endif + PVRSRV_HANDLE_TYPE_MEM_INFO); + + if(psExportDeviceMemOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVExportDeviceMemBW: can't find kernel meminfo")); + return 0; + } + + /* see if it's already exported */ + psExportDeviceMemOUT->eError = + PVRSRVFindHandle(KERNEL_HANDLE_BASE, + &psExportDeviceMemOUT->hMemInfo, + psKernelMemInfo, + PVRSRV_HANDLE_TYPE_MEM_INFO); + if(psExportDeviceMemOUT->eError == PVRSRV_OK) + { + /* it's already exported */ + PVR_DPF((PVR_DBG_MESSAGE, "PVRSRVExportDeviceMemBW: allocation is already exported")); + return 0; + } + + /* export the allocation */ + psExportDeviceMemOUT->eError = PVRSRVAllocHandle(KERNEL_HANDLE_BASE, + &psExportDeviceMemOUT->hMemInfo, + psKernelMemInfo, + PVRSRV_HANDLE_TYPE_MEM_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE); + if (psExportDeviceMemOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVExportDeviceMemBW: failed to allocate handle from global handle list")); + return 0; + } + + /* mark the meminfo as 'exported' */ + psKernelMemInfo->ui32Flags |= PVRSRV_MEM_EXPORTED; + + return 0; +} + + +static IMG_INT +PVRSRVMapDeviceMemoryBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_MAP_DEV_MEMORY *psMapDevMemIN, + PVRSRV_BRIDGE_OUT_MAP_DEV_MEMORY *psMapDevMemOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_KERNEL_MEM_INFO *psSrcKernelMemInfo = IMG_NULL; + PVRSRV_KERNEL_MEM_INFO *psDstKernelMemInfo = IMG_NULL; + IMG_HANDLE hDstDevMemHeap = IMG_NULL; + + PVR_ASSERT(ui32BridgeID == PVRSRV_GET_BRIDGE_ID(PVRSRV_BRIDGE_MAP_DEV_MEMORY) || + ui32BridgeID == PVRSRV_GET_BRIDGE_ID(PVRSRV_BRIDGE_MAP_DEV_MEMORY_2)); + PVR_UNREFERENCED_PARAMETER(ui32BridgeID); + + NEW_HANDLE_BATCH_OR_ERROR(psMapDevMemOUT->eError, psPerProc, 2) + + /* lookup srcmeminfo handle */ + psMapDevMemOUT->eError = PVRSRVLookupHandle(KERNEL_HANDLE_BASE, + (IMG_VOID**)&psSrcKernelMemInfo, + psMapDevMemIN->hKernelMemInfo, + PVRSRV_HANDLE_TYPE_MEM_INFO); + if(psMapDevMemOUT->eError != PVRSRV_OK) + { + return 0; + } + + /* lookup dev mem heap handle */ + psMapDevMemOUT->eError = PVRSRVLookupHandle(psPerProc->psHandleBase, + &hDstDevMemHeap, + psMapDevMemIN->hDstDevMemHeap, + PVRSRV_HANDLE_TYPE_DEV_MEM_HEAP); + if(psMapDevMemOUT->eError != PVRSRV_OK) + { + return 0; + } + + /* check for workaround */ + if (psSrcKernelMemInfo->sShareMemWorkaround.bInUse) + { + PVR_DPF((PVR_DBG_MESSAGE, "using the mem wrap workaround.")); + + /* Check the XPROC mapping count -if it is "0", + * then the object is about to go away - do not allow mapping */ + if(BM_XProcGetShareDataRefCount(psSrcKernelMemInfo->sShareMemWorkaround.ui32ShareIndex) < 1) + { + psMapDevMemOUT->eError = PVRSRV_ERROR_MAPPING_NOT_FOUND; + PVR_DPF((PVR_DBG_WARNING, "%s: Can't map buffer with slot %d, size %d " + "and refcount %d\n\t Invalid XPROC refcount of %d", + __FUNCTION__, psSrcKernelMemInfo->sShareMemWorkaround.ui32ShareIndex, + psSrcKernelMemInfo->uAllocSize, psSrcKernelMemInfo->ui32RefCount, + BM_XProcGetShareDataRefCount(psSrcKernelMemInfo->sShareMemWorkaround.ui32ShareIndex))); + return 0; + } + + /* Ensure we get the same ID for this allocation, such that it + inherits the same physical block. Rather than add a lot of + plumbing to several APIs, we call into buffer manager directly + to set "global" state. This works only if we make + this allocation while holding the bridge mutex and don't + make any other allocations (because the state persists and + would affect other device memory allocations too). It is + important that we bracket the PVRSRVAllocDeviceMemKM() call + with this Set/Unset pair. */ + psMapDevMemOUT->eError = BM_XProcWorkaroundSetShareIndex(psSrcKernelMemInfo->sShareMemWorkaround.ui32ShareIndex); + if(psMapDevMemOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVMapDeviceMemoryBW(): failed to recycle shared buffer")); + return 0; + } + + psMapDevMemOUT->eError = + PVRSRVAllocDeviceMemKM(psSrcKernelMemInfo->sShareMemWorkaround.hDevCookieInt, + psPerProc, + hDstDevMemHeap, + psSrcKernelMemInfo->sShareMemWorkaround.ui32OrigReqAttribs | PVRSRV_MEM_NO_SYNCOBJ, + psSrcKernelMemInfo->sShareMemWorkaround.ui32OrigReqSize, + psSrcKernelMemInfo->sShareMemWorkaround.ui32OrigReqAlignment, + IMG_NULL, + 0, + /* FIXME: Do we need to be able to export sparse memory? */ + 0,0,0,IMG_NULL, /* No sparse mapping data */ + &psDstKernelMemInfo, + "" /*FIXME: add something meaningful*/); + /* counterpart of the above "SetShareIndex". NB: this must be + done in both the success and failure paths of the + AllocDeviceMemKM() call */ + BM_XProcWorkaroundUnsetShareIndex(psSrcKernelMemInfo->sShareMemWorkaround.ui32ShareIndex); + if(psMapDevMemOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVMapDeviceMemoryBW: Failed to create allocation for cross-process memory map")); + return 0; + } + + if(psSrcKernelMemInfo->psKernelSyncInfo) + { + PVRSRVKernelSyncInfoIncRef(psSrcKernelMemInfo->psKernelSyncInfo, psSrcKernelMemInfo); + } + + psDstKernelMemInfo->psKernelSyncInfo = psSrcKernelMemInfo->psKernelSyncInfo; + } + else + { + /* map the meminfo to the target heap and memory context */ + psMapDevMemOUT->eError = PVRSRVMapDeviceMemoryKM(psPerProc, + psSrcKernelMemInfo, + hDstDevMemHeap, + &psDstKernelMemInfo); + if(psMapDevMemOUT->eError != PVRSRV_OK) + { + return 0; + } + } + + /* copy the workaround info */ + psDstKernelMemInfo->sShareMemWorkaround = psSrcKernelMemInfo->sShareMemWorkaround; + + OSMemSet(&psMapDevMemOUT->sDstClientMemInfo, + 0, + sizeof(psMapDevMemOUT->sDstClientMemInfo)); + OSMemSet(&psMapDevMemOUT->sDstClientSyncInfo, + 0, + sizeof(psMapDevMemOUT->sDstClientSyncInfo)); + + psMapDevMemOUT->sDstClientMemInfo.pvLinAddrKM = + psDstKernelMemInfo->pvLinAddrKM; + + psMapDevMemOUT->sDstClientMemInfo.pvLinAddr = 0; + psMapDevMemOUT->sDstClientMemInfo.sDevVAddr = psDstKernelMemInfo->sDevVAddr; + psMapDevMemOUT->sDstClientMemInfo.ui32Flags = psDstKernelMemInfo->ui32Flags; + psMapDevMemOUT->sDstClientMemInfo.uAllocSize = psDstKernelMemInfo->uAllocSize; + OSMemCopy(psMapDevMemOUT->sDstClientMemInfo.planeOffsets, psDstKernelMemInfo->planeOffsets, + sizeof(psDstKernelMemInfo->planeOffsets)); +#if defined (SUPPORT_SID_INTERFACE) + /* see below */ +#else + psMapDevMemOUT->sDstClientMemInfo.hMappingInfo = psDstKernelMemInfo->sMemBlk.hOSMemHandle; +#endif + + /* allocate handle to the DST kernel meminfo */ + PVRSRVAllocHandleNR(psPerProc->psHandleBase, + &psMapDevMemOUT->sDstClientMemInfo.hKernelMemInfo, + psDstKernelMemInfo, + PVRSRV_HANDLE_TYPE_MEM_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE); + psMapDevMemOUT->sDstClientSyncInfo.hKernelSyncInfo = IMG_NULL; + +#if defined (SUPPORT_SID_INTERFACE) + /* alloc subhandle for the mapping info */ + if (psDstKernelMemInfo->sMemBlk.hOSMemHandle != IMG_NULL) + { + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psMapDevMemOUT->sDstClientMemInfo.hMappingInfo, + psDstKernelMemInfo->sMemBlk.hOSMemHandle, + PVRSRV_HANDLE_TYPE_MEM_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE, + psMapDevMemOUT->sDstClientMemInfo.hKernelMemInfo); + } + else + { + psMapDevMemOUT->sDstClientMemInfo.hMappingInfo = 0; + } +#endif + + /* and setup the sync info */ + if(psDstKernelMemInfo->psKernelSyncInfo) + { +#if !defined(PVRSRV_DISABLE_UM_SYNCOBJ_MAPPINGS) + psMapDevMemOUT->sDstClientSyncInfo.psSyncData = + psDstKernelMemInfo->psKernelSyncInfo->psSyncData; + psMapDevMemOUT->sDstClientSyncInfo.sWriteOpsCompleteDevVAddr = + psDstKernelMemInfo->psKernelSyncInfo->sWriteOpsCompleteDevVAddr; + psMapDevMemOUT->sDstClientSyncInfo.sReadOpsCompleteDevVAddr = + psDstKernelMemInfo->psKernelSyncInfo->sReadOpsCompleteDevVAddr; + psMapDevMemOUT->sDstClientSyncInfo.sReadOps2CompleteDevVAddr = + psDstKernelMemInfo->psKernelSyncInfo->sReadOps2CompleteDevVAddr; + +#if defined (SUPPORT_SID_INTERFACE) + /* alloc subhandle for the mapping info */ + if (psDstKernelMemInfo->psKernelSyncInfo->psSyncDataMemInfoKM->sMemBlk.hOSMemHandle != IMG_NULL) + { + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psMapDevMemOUT->sDstClientSyncInfo.hMappingInfo, + psDstKernelMemInfo->psKernelSyncInfo->psSyncDataMemInfoKM->sMemBlk.hOSMemHandle, + PVRSRV_HANDLE_TYPE_MEM_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE, + psMapDevMemOUT->sDstClientMemInfo.hKernelMemInfo); + } + else + { + psMapDevMemOUT->sDstClientSyncInfo.hMappingInfo = 0; + } +#else + psMapDevMemOUT->sDstClientSyncInfo.hMappingInfo = + psDstKernelMemInfo->psKernelSyncInfo->psSyncDataMemInfoKM->sMemBlk.hOSMemHandle; +#endif +#endif + + psMapDevMemOUT->sDstClientMemInfo.psClientSyncInfo = &psMapDevMemOUT->sDstClientSyncInfo; + /* + * The sync info is associated with the device buffer, + * and not allocated here. It isn't exported when created, + * hence the handle allocation rather than a lookup. + */ + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psMapDevMemOUT->sDstClientSyncInfo.hKernelSyncInfo, + psDstKernelMemInfo->psKernelSyncInfo, + PVRSRV_HANDLE_TYPE_SYNC_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_MULTI, + psMapDevMemOUT->sDstClientMemInfo.hKernelMemInfo); + } + + COMMIT_HANDLE_BATCH_OR_ERROR(psMapDevMemOUT->eError, psPerProc) + + return 0; +} + + +static IMG_INT +PVRSRVUnmapDeviceMemoryBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_UNMAP_DEV_MEMORY *psUnmapDevMemIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_KERNEL_MEM_INFO *psKernelMemInfo = IMG_NULL; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_UNMAP_DEV_MEMORY); + + psRetOUT->eError = PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_VOID**)&psKernelMemInfo, +#if defined (SUPPORT_SID_INTERFACE) + psUnmapDevMemIN->hKernelMemInfo, +#else + psUnmapDevMemIN->psKernelMemInfo, +#endif + PVRSRV_HANDLE_TYPE_MEM_INFO); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + if (psKernelMemInfo->sShareMemWorkaround.bInUse) + { + psRetOUT->eError = PVRSRVFreeDeviceMemKM(psKernelMemInfo->sShareMemWorkaround.hDevCookieInt, psKernelMemInfo); + if(psRetOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVUnmapDeviceMemoryBW: internal error, should expect FreeDeviceMem to fail")); + return 0; + } + } + else + { + psRetOUT->eError = PVRSRVUnmapDeviceMemoryKM(psKernelMemInfo); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + } + + psRetOUT->eError = PVRSRVReleaseHandle(psPerProc->psHandleBase, +#if defined (SUPPORT_SID_INTERFACE) + psUnmapDevMemIN->hKernelMemInfo, +#else + psUnmapDevMemIN->psKernelMemInfo, +#endif + PVRSRV_HANDLE_TYPE_MEM_INFO); + + return 0; +} + + + +static IMG_INT +PVRSRVMapDeviceClassMemoryBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_MAP_DEVICECLASS_MEMORY *psMapDevClassMemIN, + PVRSRV_BRIDGE_OUT_MAP_DEVICECLASS_MEMORY *psMapDevClassMemOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_KERNEL_MEM_INFO *psMemInfo; + IMG_HANDLE hOSMapInfo; + IMG_HANDLE hDeviceClassBufferInt; + IMG_HANDLE hDevMemContextInt; + PVRSRV_HANDLE_TYPE eHandleType; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_MAP_DEVICECLASS_MEMORY); + + NEW_HANDLE_BATCH_OR_ERROR(psMapDevClassMemOUT->eError, psPerProc, 2) + + /* + * The buffer to be mapped can belong to a 3rd party display or + * buffer driver, and we don't know which type we have at this + * point. + */ + psMapDevClassMemOUT->eError = + PVRSRVLookupHandleAnyType(psPerProc->psHandleBase, + &hDeviceClassBufferInt, + &eHandleType, + psMapDevClassMemIN->hDeviceClassBuffer); + + if(psMapDevClassMemOUT->eError != PVRSRV_OK) + { + return 0; + } + + /* get the device memory context */ + psMapDevClassMemOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &hDevMemContextInt, + psMapDevClassMemIN->hDevMemContext, + PVRSRV_HANDLE_TYPE_DEV_MEM_CONTEXT); + + if(psMapDevClassMemOUT->eError != PVRSRV_OK) + { + return 0; + } + + /* Having looked up the handle, now check its type */ + switch(eHandleType) + { +#if defined(PVR_SECURE_HANDLES) || defined (SUPPORT_SID_INTERFACE) + case PVRSRV_HANDLE_TYPE_DISP_BUFFER: + case PVRSRV_HANDLE_TYPE_BUF_BUFFER: +#else + case PVRSRV_HANDLE_TYPE_NONE: +#endif + break; + default: + psMapDevClassMemOUT->eError = PVRSRV_ERROR_INVALID_HANDLE_TYPE; + return 0; + } + + psMapDevClassMemOUT->eError = + PVRSRVMapDeviceClassMemoryKM(psPerProc, + hDevMemContextInt, + hDeviceClassBufferInt, + &psMemInfo, + &hOSMapInfo); + if(psMapDevClassMemOUT->eError != PVRSRV_OK) + { + return 0; + } + + OSMemSet(&psMapDevClassMemOUT->sClientMemInfo, + 0, + sizeof(psMapDevClassMemOUT->sClientMemInfo)); + OSMemSet(&psMapDevClassMemOUT->sClientSyncInfo, + 0, + sizeof(psMapDevClassMemOUT->sClientSyncInfo)); + + psMapDevClassMemOUT->sClientMemInfo.pvLinAddrKM = + psMemInfo->pvLinAddrKM; + + psMapDevClassMemOUT->sClientMemInfo.pvLinAddr = 0; + psMapDevClassMemOUT->sClientMemInfo.sDevVAddr = psMemInfo->sDevVAddr; + psMapDevClassMemOUT->sClientMemInfo.ui32Flags = psMemInfo->ui32Flags; + psMapDevClassMemOUT->sClientMemInfo.uAllocSize = psMemInfo->uAllocSize; +#if defined (SUPPORT_SID_INTERFACE) + if (psMemInfo->sMemBlk.hOSMemHandle != 0) + { + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psMapDevClassMemOUT->sClientMemInfo.hMappingInfo, + psMemInfo->sMemBlk.hOSMemHandle, + PVRSRV_HANDLE_TYPE_MEM_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE, + psMapDevClassMemIN->hDeviceClassBuffer); + } + else + { + psMapDevClassMemOUT->sClientMemInfo.hMappingInfo = 0; + } +#else + psMapDevClassMemOUT->sClientMemInfo.hMappingInfo = psMemInfo->sMemBlk.hOSMemHandle; +#endif + + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psMapDevClassMemOUT->sClientMemInfo.hKernelMemInfo, + psMemInfo, + PVRSRV_HANDLE_TYPE_MEM_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE, + psMapDevClassMemIN->hDeviceClassBuffer); + + psMapDevClassMemOUT->sClientSyncInfo.hKernelSyncInfo = IMG_NULL; + + /* and setup the sync info */ + if(psMemInfo->psKernelSyncInfo) + { +#if !defined(PVRSRV_DISABLE_UM_SYNCOBJ_MAPPINGS) + psMapDevClassMemOUT->sClientSyncInfo.psSyncData = + psMemInfo->psKernelSyncInfo->psSyncData; + psMapDevClassMemOUT->sClientSyncInfo.sWriteOpsCompleteDevVAddr = + psMemInfo->psKernelSyncInfo->sWriteOpsCompleteDevVAddr; + psMapDevClassMemOUT->sClientSyncInfo.sReadOpsCompleteDevVAddr = + psMemInfo->psKernelSyncInfo->sReadOpsCompleteDevVAddr; + psMapDevClassMemOUT->sClientSyncInfo.sReadOps2CompleteDevVAddr = + psMemInfo->psKernelSyncInfo->sReadOps2CompleteDevVAddr; + +#if defined (SUPPORT_SID_INTERFACE) + if (psMemInfo->psKernelSyncInfo->psSyncDataMemInfoKM->sMemBlk.hOSMemHandle != 0) + { + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psMapDevClassMemOUT->sClientSyncInfo.hMappingInfo, + psMemInfo->psKernelSyncInfo->psSyncDataMemInfoKM->sMemBlk.hOSMemHandle, + PVRSRV_HANDLE_TYPE_SYNC_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_MULTI, + psMapDevClassMemOUT->sClientMemInfo.hKernelMemInfo); + } + else + { + psMapDevClassMemOUT->sClientSyncInfo.hMappingInfo = 0; + } +#else + psMapDevClassMemOUT->sClientSyncInfo.hMappingInfo = + psMemInfo->psKernelSyncInfo->psSyncDataMemInfoKM->sMemBlk.hOSMemHandle; +#endif +#endif + + psMapDevClassMemOUT->sClientMemInfo.psClientSyncInfo = &psMapDevClassMemOUT->sClientSyncInfo; + /* + * The sync info is associated with the device buffer, + * and not allocated here. It isn't exported when + * created, hence the handle allocation rather than a + * lookup. + */ + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psMapDevClassMemOUT->sClientSyncInfo.hKernelSyncInfo, + psMemInfo->psKernelSyncInfo, + PVRSRV_HANDLE_TYPE_SYNC_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_MULTI, + psMapDevClassMemOUT->sClientMemInfo.hKernelMemInfo); + } + + COMMIT_HANDLE_BATCH_OR_ERROR(psMapDevClassMemOUT->eError, psPerProc) + + return 0; +} + +static IMG_INT +PVRSRVUnmapDeviceClassMemoryBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_UNMAP_DEVICECLASS_MEMORY *psUnmapDevClassMemIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvKernelMemInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_UNMAP_DEVICECLASS_MEMORY); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, &pvKernelMemInfo, +#if defined (SUPPORT_SID_INTERFACE) + psUnmapDevClassMemIN->hKernelMemInfo, +#else + psUnmapDevClassMemIN->psKernelMemInfo, +#endif + PVRSRV_HANDLE_TYPE_MEM_INFO); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = PVRSRVUnmapDeviceClassMemoryKM(pvKernelMemInfo); + + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVReleaseHandle(psPerProc->psHandleBase, +#if defined (SUPPORT_SID_INTERFACE) + psUnmapDevClassMemIN->hKernelMemInfo, +#else + psUnmapDevClassMemIN->psKernelMemInfo, +#endif + PVRSRV_HANDLE_TYPE_MEM_INFO); + + return 0; +} + + +#if defined(OS_PVRSRV_WRAP_EXT_MEM_BW) +IMG_INT +PVRSRVWrapExtMemoryBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_WRAP_EXT_MEMORY *psWrapExtMemIN, + PVRSRV_BRIDGE_OUT_WRAP_EXT_MEMORY *psWrapExtMemOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc); +#else /* OS_PVRSRV_WRAP_EXT_MEM_BW */ +static IMG_INT +PVRSRVWrapExtMemoryBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_WRAP_EXT_MEMORY *psWrapExtMemIN, + PVRSRV_BRIDGE_OUT_WRAP_EXT_MEMORY *psWrapExtMemOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_HANDLE hDevCookieInt; + IMG_HANDLE hDevMemContextInt; + PVRSRV_KERNEL_MEM_INFO *psMemInfo; + IMG_SYS_PHYADDR *psSysPAddr = IMG_NULL; + IMG_UINT32 ui32PageTableSize = 0; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_WRAP_EXT_MEMORY); + + NEW_HANDLE_BATCH_OR_ERROR(psWrapExtMemOUT->eError, psPerProc, 2) + + /* + * FIXME: This needs reworking - don't use the user supplied page + * table list, get the list from the OS. + */ + psWrapExtMemOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, &hDevCookieInt, + psWrapExtMemIN->hDevCookie, + PVRSRV_HANDLE_TYPE_DEV_NODE); + if(psWrapExtMemOUT->eError != PVRSRV_OK) + { + return 0; + } + + /* get the device memory context */ + psWrapExtMemOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, &hDevMemContextInt, + psWrapExtMemIN->hDevMemContext, + PVRSRV_HANDLE_TYPE_DEV_MEM_CONTEXT); + + if(psWrapExtMemOUT->eError != PVRSRV_OK) + { + return 0; + } + + if(psWrapExtMemIN->ui32NumPageTableEntries) + { + ui32PageTableSize = psWrapExtMemIN->ui32NumPageTableEntries + * sizeof(IMG_SYS_PHYADDR); + + ASSIGN_AND_EXIT_ON_ERROR(psWrapExtMemOUT->eError, + OSAllocMem(PVRSRV_OS_PAGEABLE_HEAP, + ui32PageTableSize, + (IMG_VOID **)&psSysPAddr, 0, + "Page Table")); + + if(CopyFromUserWrapper(psPerProc, + ui32BridgeID, + psSysPAddr, + psWrapExtMemIN->psSysPAddr, + ui32PageTableSize) != PVRSRV_OK) + { + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, ui32PageTableSize, (IMG_VOID *)psSysPAddr, 0); + /*not nulling pointer, out of scope*/ + return -EFAULT; + } + } + + psWrapExtMemOUT->eError = + PVRSRVWrapExtMemoryKM(hDevCookieInt, + psPerProc, + hDevMemContextInt, + psWrapExtMemIN->ui32ByteSize, + psWrapExtMemIN->ui32PageOffset, + psWrapExtMemIN->bPhysContig, + psSysPAddr, + psWrapExtMemIN->pvLinAddr, + psWrapExtMemIN->ui32Flags, + &psMemInfo); + + if(psWrapExtMemIN->ui32NumPageTableEntries) + { + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, + ui32PageTableSize, + (IMG_VOID *)psSysPAddr, 0); + /*not nulling pointer, out of scope*/ + } + + if(psWrapExtMemOUT->eError != PVRSRV_OK) + { + return 0; + } + + psWrapExtMemOUT->sClientMemInfo.pvLinAddrKM = + psMemInfo->pvLinAddrKM; + + /* setup the mem info */ + psWrapExtMemOUT->sClientMemInfo.pvLinAddr = 0; + psWrapExtMemOUT->sClientMemInfo.sDevVAddr = psMemInfo->sDevVAddr; + psWrapExtMemOUT->sClientMemInfo.ui32Flags = psMemInfo->ui32Flags; + psWrapExtMemOUT->sClientMemInfo.uAllocSize = psMemInfo->uAllocSize; +#if defined (SUPPORT_SID_INTERFACE) +/* see below */ +#else + psWrapExtMemOUT->sClientMemInfo.hMappingInfo = psMemInfo->sMemBlk.hOSMemHandle; +#endif + + PVRSRVAllocHandleNR(psPerProc->psHandleBase, + &psWrapExtMemOUT->sClientMemInfo.hKernelMemInfo, + psMemInfo, + PVRSRV_HANDLE_TYPE_MEM_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE); + +#if defined (SUPPORT_SID_INTERFACE) + /* alloc subhandle for the mapping info */ + if (psMemInfo->sMemBlk.hOSMemHandle != IMG_NULL) + { + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psWrapExtMemOUT->sClientMemInfo.hMappingInfo, + psMemInfo->sMemBlk.hOSMemHandle, + PVRSRV_HANDLE_TYPE_MEM_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE, + psWrapExtMemOUT->sClientMemInfo.hKernelMemInfo); + } + else + { + psWrapExtMemOUT->sClientMemInfo.hMappingInfo = 0; + } +#endif + + /* setup the sync info */ +#if !defined(PVRSRV_DISABLE_UM_SYNCOBJ_MAPPINGS) + psWrapExtMemOUT->sClientSyncInfo.psSyncData = + psMemInfo->psKernelSyncInfo->psSyncData; + psWrapExtMemOUT->sClientSyncInfo.sWriteOpsCompleteDevVAddr = + psMemInfo->psKernelSyncInfo->sWriteOpsCompleteDevVAddr; + psWrapExtMemOUT->sClientSyncInfo.sReadOpsCompleteDevVAddr = + psMemInfo->psKernelSyncInfo->sReadOpsCompleteDevVAddr; + psWrapExtMemOUT->sClientSyncInfo.sReadOps2CompleteDevVAddr = + psMemInfo->psKernelSyncInfo->sReadOps2CompleteDevVAddr; + +#if defined (SUPPORT_SID_INTERFACE) + /* alloc subhandle for the mapping info */ + if (psMemInfo->psKernelSyncInfo->psSyncDataMemInfoKM->sMemBlk.hOSMemHandle != IMG_NULL) + { + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psWrapExtMemOUT->sClientSyncInfo.hMappingInfo, + psMemInfo->psKernelSyncInfo->psSyncDataMemInfoKM->sMemBlk.hOSMemHandle, + PVRSRV_HANDLE_TYPE_MEM_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE, + psWrapExtMemOUT->sClientMemInfo.hKernelMemInfo); + } + else + { + psWrapExtMemOUT->sClientSyncInfo.hMappingInfo = 0; + } +#else + psWrapExtMemOUT->sClientSyncInfo.hMappingInfo = + psMemInfo->psKernelSyncInfo->psSyncDataMemInfoKM->sMemBlk.hOSMemHandle; +#endif +#endif + + psWrapExtMemOUT->sClientMemInfo.psClientSyncInfo = &psWrapExtMemOUT->sClientSyncInfo; + + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psWrapExtMemOUT->sClientSyncInfo.hKernelSyncInfo, + (IMG_HANDLE)psMemInfo->psKernelSyncInfo, + PVRSRV_HANDLE_TYPE_SYNC_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE, + psWrapExtMemOUT->sClientMemInfo.hKernelMemInfo); + + COMMIT_HANDLE_BATCH_OR_ERROR(psWrapExtMemOUT->eError, psPerProc) + + return 0; +} +#endif /* OS_PVRSRV_WRAP_EXT_MEM_BW */ + +static IMG_INT +PVRSRVUnwrapExtMemoryBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_UNWRAP_EXT_MEMORY *psUnwrapExtMemIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvMemInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_UNWRAP_EXT_MEMORY); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvMemInfo, + psUnwrapExtMemIN->hKernelMemInfo, + PVRSRV_HANDLE_TYPE_MEM_INFO); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVUnwrapExtMemoryKM((PVRSRV_KERNEL_MEM_INFO *)pvMemInfo); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVReleaseHandle(psPerProc->psHandleBase, + psUnwrapExtMemIN->hKernelMemInfo, + PVRSRV_HANDLE_TYPE_MEM_INFO); + + return 0; +} + +#if defined(SUPPORT_ION) +static IMG_INT +PVRSRVMapIonHandleBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_MAP_ION_HANDLE *psMapIonIN, + PVRSRV_BRIDGE_OUT_MAP_ION_HANDLE *psMapIonOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_KERNEL_MEM_INFO *psKernelMemInfo; + + psMapIonOUT->eError = PVRSRVLookupHandle(psPerProc->psHandleBase, + &psMapIonIN->hDevCookie, + psMapIonIN->hDevCookie, + PVRSRV_HANDLE_TYPE_DEV_NODE); + if (psMapIonOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "%s: Failed to lookup device node handle", __FUNCTION__)); + return 0; + } + + psMapIonOUT->eError = PVRSRVLookupHandle(psPerProc->psHandleBase, + &psMapIonIN->hDevMemContext, + psMapIonIN->hDevMemContext, + PVRSRV_HANDLE_TYPE_DEV_MEM_CONTEXT); + if (psMapIonOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "%s: Failed to lookup memory context handle", __FUNCTION__)); + return 0; + } + + psMapIonOUT->eError = PVRSRVMapIonHandleKM(psPerProc, + psMapIonIN->hDevCookie, + psMapIonIN->hDevMemContext, + psMapIonIN->handle, + psMapIonIN->ui32Attribs, + psMapIonIN->ui32Size, + &psKernelMemInfo); + if (psMapIonOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "%s: Failed to map ion handle", __FUNCTION__)); + return 0; + } + + OSMemSet(&psMapIonOUT->sClientMemInfo, + 0, + sizeof(psMapIonOUT->sClientMemInfo)); + + psMapIonOUT->sClientMemInfo.pvLinAddrKM = + psKernelMemInfo->pvLinAddrKM; + + psMapIonOUT->sClientMemInfo.pvLinAddr = 0; + psMapIonOUT->sClientMemInfo.sDevVAddr = psKernelMemInfo->sDevVAddr; + psMapIonOUT->sClientMemInfo.ui32Flags = psKernelMemInfo->ui32Flags; + psMapIonOUT->sClientMemInfo.uAllocSize = psKernelMemInfo->uAllocSize; + + /* No mapping info, we map through ion */ + psMapIonOUT->sClientMemInfo.hMappingInfo = IMG_NULL; + + + PVRSRVAllocHandleNR(psPerProc->psHandleBase, + &psMapIonOUT->sClientMemInfo.hKernelMemInfo, + psKernelMemInfo, + PVRSRV_HANDLE_TYPE_MEM_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE); + + if(psMapIonIN->ui32Attribs & PVRSRV_MEM_NO_SYNCOBJ) + { + /* signal no syncinfo */ + OSMemSet(&psMapIonOUT->sClientSyncInfo, + 0, + sizeof (PVRSRV_CLIENT_SYNC_INFO)); + psMapIonOUT->sClientMemInfo.psClientSyncInfo = IMG_NULL; + } + else + { + /* and setup the sync info */ +#if !defined(PVRSRV_DISABLE_UM_SYNCOBJ_MAPPINGS) + psMapIonOUT->sClientSyncInfo.psSyncData = + psKernelMemInfo->psKernelSyncInfo->psSyncData; + psMapIonOUT->sClientSyncInfo.sWriteOpsCompleteDevVAddr = + psKernelMemInfo->psKernelSyncInfo->sWriteOpsCompleteDevVAddr; + psMapIonOUT->sClientSyncInfo.sReadOpsCompleteDevVAddr = + psKernelMemInfo->psKernelSyncInfo->sReadOpsCompleteDevVAddr; + psMapIonOUT->sClientSyncInfo.sReadOps2CompleteDevVAddr = + psKernelMemInfo->psKernelSyncInfo->sReadOps2CompleteDevVAddr; + +#if defined (SUPPORT_SID_INTERFACE) + if (psKernelMemInfo->psKernelSyncInfo->psSyncDataMemInfoKM->sMemBlk.hOSMemHandle != IMG_NULL) + { + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psMapIonOUT->sClientSyncInfo.hMappingInfo, + psMemInfo->psKernelSyncInfo->psSyncDataMemInfoKM->sMemBlk.hOSMemHandle, + PVRSRV_HANDLE_TYPE_SYNC_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE, + psMapIonOUT->sClientMemInfo.hKernelMemInfo); + } + else + { + psMapIonOUT->sClientSyncInfo.hMappingInfo = 0; + } +#else + psMapIonOUT->sClientSyncInfo.hMappingInfo = + psKernelMemInfo->psKernelSyncInfo->psSyncDataMemInfoKM->sMemBlk.hOSMemHandle; +#endif +#endif + + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psMapIonOUT->sClientSyncInfo.hKernelSyncInfo, + psKernelMemInfo->psKernelSyncInfo, + PVRSRV_HANDLE_TYPE_SYNC_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE, + psMapIonOUT->sClientMemInfo.hKernelMemInfo); + + psMapIonOUT->sClientMemInfo.psClientSyncInfo = + &psMapIonOUT->sClientSyncInfo; + } + return 0; +} + +static IMG_INT +PVRSRVUnmapIonHandleBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_UNMAP_ION_HANDLE *psUnmapIonIN, + PVRSRV_BRIDGE_RETURN *psUnmapIonOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvKernelMemInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_UNMAP_ION_HANDLE); + + psUnmapIonOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvKernelMemInfo, +#if defined (SUPPORT_SID_INTERFACE) + psUnmapIonIN->hKernelMemInfo, +#else + psUnmapIonIN->psKernelMemInfo, +#endif + PVRSRV_HANDLE_TYPE_MEM_INFO); + + if(psUnmapIonOUT->eError != PVRSRV_OK) + { + return 0; + } + + psUnmapIonOUT->eError = PVRSRVUnmapIonHandleKM(pvKernelMemInfo); + + if(psUnmapIonOUT->eError != PVRSRV_OK) + { + return 0; + } + + psUnmapIonOUT->eError = + PVRSRVReleaseHandle(psPerProc->psHandleBase, +#if defined (SUPPORT_SID_INTERFACE) + psUnmapIonIN->hKernelMemInfo, +#else + psUnmapIonIN->psKernelMemInfo, +#endif + PVRSRV_HANDLE_TYPE_MEM_INFO); + + return 0; +} +#endif /* SUPPORT_ION */ + +static IMG_INT +PVRSRVGetFreeDeviceMemBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_GETFREEDEVICEMEM *psGetFreeDeviceMemIN, + PVRSRV_BRIDGE_OUT_GETFREEDEVICEMEM *psGetFreeDeviceMemOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_GETFREE_DEVICEMEM); + + PVR_UNREFERENCED_PARAMETER(psPerProc); + + psGetFreeDeviceMemOUT->eError = + PVRSRVGetFreeDeviceMemKM(psGetFreeDeviceMemIN->ui32Flags, + &psGetFreeDeviceMemOUT->ui32Total, + &psGetFreeDeviceMemOUT->ui32Free, + &psGetFreeDeviceMemOUT->ui32LargestBlock); + + return 0; +} + +static IMG_INT +PVRMMapOSMemHandleToMMapDataBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_MHANDLE_TO_MMAP_DATA *psMMapDataIN, + PVRSRV_BRIDGE_OUT_MHANDLE_TO_MMAP_DATA *psMMapDataOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_MHANDLE_TO_MMAP_DATA); + +#if defined (__linux__) || defined (__QNXNTO__) + psMMapDataOUT->eError = + PVRMMapOSMemHandleToMMapData(psPerProc, + psMMapDataIN->hMHandle, + &psMMapDataOUT->ui32MMapOffset, + &psMMapDataOUT->ui32ByteOffset, + &psMMapDataOUT->ui32RealByteSize, + &psMMapDataOUT->ui32UserVAddr); +#else + PVR_UNREFERENCED_PARAMETER(psPerProc); + PVR_UNREFERENCED_PARAMETER(psMMapDataIN); + + psMMapDataOUT->eError = PVRSRV_ERROR_NOT_SUPPORTED; +#endif + return 0; +} + + +static IMG_INT +PVRMMapReleaseMMapDataBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_RELEASE_MMAP_DATA *psMMapDataIN, + PVRSRV_BRIDGE_OUT_RELEASE_MMAP_DATA *psMMapDataOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_RELEASE_MMAP_DATA); + +#if defined (__linux__) || defined (__QNXNTO__) + psMMapDataOUT->eError = + PVRMMapReleaseMMapData(psPerProc, + psMMapDataIN->hMHandle, + &psMMapDataOUT->bMUnmap, + &psMMapDataOUT->ui32RealByteSize, + &psMMapDataOUT->ui32UserVAddr); +#else + + PVR_UNREFERENCED_PARAMETER(psPerProc); + PVR_UNREFERENCED_PARAMETER(psMMapDataIN); + + psMMapDataOUT->eError = PVRSRV_ERROR_NOT_SUPPORTED; +#endif + return 0; +} + + +#if defined (SUPPORT_SID_INTERFACE) +static IMG_INT +PVRSRVChangeDeviceMemoryAttributesBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_CHG_DEV_MEM_ATTRIBS *psChgMemAttribIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_HANDLE hKernelMemInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_CHG_DEV_MEM_ATTRIBS); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &hKernelMemInfo, + psChgMemAttribIN->hKernelMemInfo, + PVRSRV_HANDLE_TYPE_MEM_INFO); + + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVChangeDeviceMemoryAttributesKM(hKernelMemInfo, psChgMemAttribIN->ui32Attribs); + + return 0; +} +#else +static IMG_INT +PVRSRVChangeDeviceMemoryAttributesBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_CHG_DEV_MEM_ATTRIBS *psChgMemAttribIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVR_UNREFERENCED_PARAMETER(ui32BridgeID); + PVR_UNREFERENCED_PARAMETER(psChgMemAttribIN); + PVR_UNREFERENCED_PARAMETER(psRetOUT); + PVR_UNREFERENCED_PARAMETER(psPerProc); + + return 0; +} +#endif + +#ifdef PDUMP +static IMG_INT +PDumpIsCaptureFrameBW(IMG_UINT32 ui32BridgeID, + IMG_VOID *psBridgeIn, + PVRSRV_BRIDGE_OUT_PDUMP_ISCAPTURING *psPDumpIsCapturingOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_PDUMP_ISCAPTURING); + PVR_UNREFERENCED_PARAMETER(psBridgeIn); + PVR_UNREFERENCED_PARAMETER(psPerProc); + + psPDumpIsCapturingOUT->bIsCapturing = PDumpIsCaptureFrameKM(); + psPDumpIsCapturingOUT->eError = PVRSRV_OK; + + return 0; +} + +static IMG_INT +PDumpCommentBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_PDUMP_COMMENT *psPDumpCommentIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_PDUMP_COMMENT); + PVR_UNREFERENCED_PARAMETER(psPerProc); + + psRetOUT->eError = PDumpCommentKM(&psPDumpCommentIN->szComment[0], + psPDumpCommentIN->ui32Flags); + return 0; +} + +static IMG_INT +PDumpSetFrameBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_PDUMP_SETFRAME *psPDumpSetFrameIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_PDUMP_SETFRAME); + PVR_UNREFERENCED_PARAMETER(psPerProc); + + psRetOUT->eError = PDumpSetFrameKM(psPDumpSetFrameIN->ui32Frame); + + return 0; +} + +static IMG_INT +PDumpRegWithFlagsBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_PDUMP_DUMPREG *psPDumpRegDumpIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_DEVICE_NODE *psDeviceNode; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_PDUMP_REG); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_VOID **)&psDeviceNode, + psPDumpRegDumpIN->hDevCookie, + PVRSRV_HANDLE_TYPE_DEV_NODE); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = PDumpRegWithFlagsKM (psPDumpRegDumpIN->szRegRegion, + psPDumpRegDumpIN->sHWReg.ui32RegAddr, + psPDumpRegDumpIN->sHWReg.ui32RegVal, + psPDumpRegDumpIN->ui32Flags); + + return 0; +} + +static IMG_INT +PDumpRegPolBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_PDUMP_REGPOL *psPDumpRegPolIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_DEVICE_NODE *psDeviceNode; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_PDUMP_REGPOL); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_VOID **)&psDeviceNode, + psPDumpRegPolIN->hDevCookie, + PVRSRV_HANDLE_TYPE_DEV_NODE); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + + psRetOUT->eError = + PDumpRegPolWithFlagsKM(psPDumpRegPolIN->szRegRegion, + psPDumpRegPolIN->sHWReg.ui32RegAddr, + psPDumpRegPolIN->sHWReg.ui32RegVal, + psPDumpRegPolIN->ui32Mask, + psPDumpRegPolIN->ui32Flags, + PDUMP_POLL_OPERATOR_EQUAL); + + return 0; +} + +static IMG_INT +PDumpMemPolBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_PDUMP_MEMPOL *psPDumpMemPolIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvMemInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_PDUMP_MEMPOL); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvMemInfo, +#if defined (SUPPORT_SID_INTERFACE) + psPDumpMemPolIN->hKernelMemInfo, +#else + psPDumpMemPolIN->psKernelMemInfo, +#endif + PVRSRV_HANDLE_TYPE_MEM_INFO); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PDumpMemPolKM(((PVRSRV_KERNEL_MEM_INFO *)pvMemInfo), + psPDumpMemPolIN->ui32Offset, + psPDumpMemPolIN->ui32Value, + psPDumpMemPolIN->ui32Mask, + psPDumpMemPolIN->eOperator, + psPDumpMemPolIN->ui32Flags, + MAKEUNIQUETAG(pvMemInfo)); + + return 0; +} + +static IMG_INT +PDumpMemBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_PDUMP_DUMPMEM *psPDumpMemDumpIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvMemInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_PDUMP_DUMPMEM); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvMemInfo, +#if defined (SUPPORT_SID_INTERFACE) + psPDumpMemDumpIN->hKernelMemInfo, +#else + psPDumpMemDumpIN->psKernelMemInfo, +#endif + PVRSRV_HANDLE_TYPE_MEM_INFO); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PDumpMemUM(psPerProc, + psPDumpMemDumpIN->pvAltLinAddr, + psPDumpMemDumpIN->pvLinAddr, + pvMemInfo, + psPDumpMemDumpIN->ui32Offset, + psPDumpMemDumpIN->ui32Bytes, + psPDumpMemDumpIN->ui32Flags, + MAKEUNIQUETAG(pvMemInfo)); + + return 0; +} + +static IMG_INT +PDumpBitmapBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_PDUMP_BITMAP *psPDumpBitmapIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_DEVICE_NODE *psDeviceNode; + IMG_HANDLE hDevMemContextInt; + + PVR_UNREFERENCED_PARAMETER(ui32BridgeID); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, (IMG_VOID **)&psDeviceNode, + psPDumpBitmapIN->hDevCookie, + PVRSRV_HANDLE_TYPE_DEV_NODE); + + psRetOUT->eError = + PVRSRVLookupHandle( psPerProc->psHandleBase, + &hDevMemContextInt, + psPDumpBitmapIN->hDevMemContext, + PVRSRV_HANDLE_TYPE_DEV_MEM_CONTEXT); + + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PDumpBitmapKM(psDeviceNode, + &psPDumpBitmapIN->szFileName[0], + psPDumpBitmapIN->ui32FileOffset, + psPDumpBitmapIN->ui32Width, + psPDumpBitmapIN->ui32Height, + psPDumpBitmapIN->ui32StrideInBytes, + psPDumpBitmapIN->sDevBaseAddr, + hDevMemContextInt, + psPDumpBitmapIN->ui32Size, + psPDumpBitmapIN->ePixelFormat, + psPDumpBitmapIN->eMemFormat, + psPDumpBitmapIN->ui32Flags); + + return 0; +} + +static IMG_INT +PDumpReadRegBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_PDUMP_READREG *psPDumpReadRegIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_DEVICE_NODE *psDeviceNode; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_PDUMP_DUMPREADREG); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, (IMG_VOID **)&psDeviceNode, + psPDumpReadRegIN->hDevCookie, + PVRSRV_HANDLE_TYPE_DEV_NODE); + + psRetOUT->eError = + PDumpReadRegKM(&psPDumpReadRegIN->szRegRegion[0], + &psPDumpReadRegIN->szFileName[0], + psPDumpReadRegIN->ui32FileOffset, + psPDumpReadRegIN->ui32Address, + psPDumpReadRegIN->ui32Size, + psPDumpReadRegIN->ui32Flags); + + return 0; +} + +static IMG_INT +PDumpMemPagesBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_PDUMP_MEMPAGES *psPDumpMemPagesIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_DEVICE_NODE *psDeviceNode; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_PDUMP_MEMPAGES); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_VOID **)&psDeviceNode, + psPDumpMemPagesIN->hDevCookie, + PVRSRV_HANDLE_TYPE_DEV_NODE); + + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + + return 0; +} + +static IMG_INT +PDumpDriverInfoBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_PDUMP_DRIVERINFO *psPDumpDriverInfoIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_UINT32 ui32PDumpFlags; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_PDUMP_DRIVERINFO); + PVR_UNREFERENCED_PARAMETER(psPerProc); + + ui32PDumpFlags = 0; + if(psPDumpDriverInfoIN->bContinuous) + { + ui32PDumpFlags |= PDUMP_FLAGS_CONTINUOUS; + } + psRetOUT->eError = + PDumpDriverInfoKM(&psPDumpDriverInfoIN->szString[0], + ui32PDumpFlags); + + return 0; +} + +static IMG_INT +PDumpSyncDumpBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_PDUMP_DUMPSYNC *psPDumpSyncDumpIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_UINT32 ui32Bytes = psPDumpSyncDumpIN->ui32Bytes; + IMG_VOID *pvSyncInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_PDUMP_DUMPSYNC); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, &pvSyncInfo, +#if defined (SUPPORT_SID_INTERFACE) + psPDumpSyncDumpIN->hKernelSyncInfo, +#else + psPDumpSyncDumpIN->psKernelSyncInfo, +#endif + PVRSRV_HANDLE_TYPE_SYNC_INFO); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PDumpMemUM(psPerProc, + psPDumpSyncDumpIN->pvAltLinAddr, + IMG_NULL, + ((PVRSRV_KERNEL_SYNC_INFO *)pvSyncInfo)->psSyncDataMemInfoKM, + psPDumpSyncDumpIN->ui32Offset, + ui32Bytes, + 0, + MAKEUNIQUETAG(((PVRSRV_KERNEL_SYNC_INFO *)pvSyncInfo)->psSyncDataMemInfoKM)); + + return 0; +} + +static IMG_INT +PDumpSyncPolBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_PDUMP_SYNCPOL *psPDumpSyncPolIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_UINT32 ui32Offset; + IMG_VOID *pvSyncInfo; + IMG_UINT32 ui32Value; + IMG_UINT32 ui32Mask; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_PDUMP_SYNCPOL); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvSyncInfo, +#if defined (SUPPORT_SID_INTERFACE) + psPDumpSyncPolIN->hKernelSyncInfo, +#else + psPDumpSyncPolIN->psKernelSyncInfo, +#endif + PVRSRV_HANDLE_TYPE_SYNC_INFO); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + if(psPDumpSyncPolIN->bIsRead) + { + ui32Offset = offsetof(PVRSRV_SYNC_DATA, ui32ReadOpsComplete); + } + else + { + ui32Offset = offsetof(PVRSRV_SYNC_DATA, ui32WriteOpsComplete); + } + + /* FIXME: Move this code to somewhere outside of the bridge */ + if (psPDumpSyncPolIN->bUseLastOpDumpVal) + { + if(psPDumpSyncPolIN->bIsRead) + { + ui32Value = ((PVRSRV_KERNEL_SYNC_INFO *)pvSyncInfo)->psSyncData->ui32LastReadOpDumpVal; + } + else + { + ui32Value = ((PVRSRV_KERNEL_SYNC_INFO *)pvSyncInfo)->psSyncData->ui32LastOpDumpVal; + } + ui32Mask = 0xffffffff; + } + else + { + ui32Value = psPDumpSyncPolIN->ui32Value; + ui32Mask = psPDumpSyncPolIN->ui32Mask; + } + + psRetOUT->eError = + PDumpMemPolKM(((PVRSRV_KERNEL_SYNC_INFO *)pvSyncInfo)->psSyncDataMemInfoKM, + ui32Offset, + ui32Value, + ui32Mask, + PDUMP_POLL_OPERATOR_EQUAL, + 0, + MAKEUNIQUETAG(((PVRSRV_KERNEL_SYNC_INFO *)pvSyncInfo)->psSyncDataMemInfoKM)); + + return 0; +} + + +static IMG_INT +PDumpCycleCountRegReadBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_PDUMP_CYCLE_COUNT_REG_READ *psPDumpCycleCountRegReadIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_DEVICE_NODE *psDeviceNode; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_PDUMP_CYCLE_COUNT_REG_READ); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_VOID **)&psDeviceNode, + psPDumpCycleCountRegReadIN->hDevCookie, + PVRSRV_HANDLE_TYPE_DEV_NODE); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + PDumpCycleCountRegRead(&psDeviceNode->sDevId, + psPDumpCycleCountRegReadIN->ui32RegOffset, + psPDumpCycleCountRegReadIN->bLastFrame); + + psRetOUT->eError = PVRSRV_OK; + + return 0; +} + +static IMG_INT +PDumpPDDevPAddrBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_PDUMP_DUMPPDDEVPADDR *psPDumpPDDevPAddrIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvMemInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_PDUMP_DUMPPDDEVPADDR); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, &pvMemInfo, + psPDumpPDDevPAddrIN->hKernelMemInfo, + PVRSRV_HANDLE_TYPE_MEM_INFO); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PDumpPDDevPAddrKM((PVRSRV_KERNEL_MEM_INFO *)pvMemInfo, + psPDumpPDDevPAddrIN->ui32Offset, + psPDumpPDDevPAddrIN->sPDDevPAddr, + MAKEUNIQUETAG(pvMemInfo), + PDUMP_PD_UNIQUETAG); + return 0; +} + +static IMG_INT +PDumpStartInitPhaseBW(IMG_UINT32 ui32BridgeID, + IMG_VOID *psBridgeIn, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_PDUMP_STARTINITPHASE); + PVR_UNREFERENCED_PARAMETER(psBridgeIn); + PVR_UNREFERENCED_PARAMETER(psPerProc); + + psRetOUT->eError = PDumpStartInitPhaseKM(); + + return 0; +} + +static IMG_INT +PDumpStopInitPhaseBW(IMG_UINT32 ui32BridgeID, + IMG_VOID *psBridgeIn, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_PDUMP_STOPINITPHASE); + PVR_UNREFERENCED_PARAMETER(psBridgeIn); + PVR_UNREFERENCED_PARAMETER(psPerProc); + + psRetOUT->eError = PDumpStopInitPhaseKM(); + + return 0; +} + +#endif /* PDUMP */ + + +static IMG_INT +PVRSRVGetMiscInfoBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_GET_MISC_INFO *psGetMiscInfoIN, + PVRSRV_BRIDGE_OUT_GET_MISC_INFO *psGetMiscInfoOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ +#if defined (SUPPORT_SID_INTERFACE) + PVRSRV_MISC_INFO_KM sMiscInfo = {0}; +#endif + PVRSRV_ERROR eError; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_GET_MISC_INFO); + +#if defined (SUPPORT_SID_INTERFACE) + sMiscInfo.ui32StateRequest = psGetMiscInfoIN->sMiscInfo.ui32StateRequest; + sMiscInfo.ui32StatePresent = psGetMiscInfoIN->sMiscInfo.ui32StatePresent; + sMiscInfo.ui32MemoryStrLen = psGetMiscInfoIN->sMiscInfo.ui32MemoryStrLen; + sMiscInfo.pszMemoryStr = psGetMiscInfoIN->sMiscInfo.pszMemoryStr; + + OSMemCopy(&sMiscInfo.sCacheOpCtl, + &psGetMiscInfoIN->sMiscInfo.sCacheOpCtl, + sizeof(sMiscInfo.sCacheOpCtl)); + OSMemCopy(&sMiscInfo.sGetRefCountCtl, + &psGetMiscInfoIN->sMiscInfo.sGetRefCountCtl, + sizeof(sMiscInfo.sGetRefCountCtl)); +#else + OSMemCopy(&psGetMiscInfoOUT->sMiscInfo, + &psGetMiscInfoIN->sMiscInfo, + sizeof(PVRSRV_MISC_INFO)); +#endif + + if (((psGetMiscInfoIN->sMiscInfo.ui32StateRequest & PVRSRV_MISC_INFO_MEMSTATS_PRESENT) != 0) && + ((psGetMiscInfoIN->sMiscInfo.ui32StateRequest & PVRSRV_MISC_INFO_DDKVERSION_PRESENT) != 0) && + ((psGetMiscInfoIN->sMiscInfo.ui32StateRequest & PVRSRV_MISC_INFO_FREEMEM_PRESENT) != 0)) + { + /* Client must choose which of memstats and DDK version will be written to + * kernel side buffer */ + psGetMiscInfoOUT->eError = PVRSRV_ERROR_INVALID_PARAMS; + return 0; + } + + if (((psGetMiscInfoIN->sMiscInfo.ui32StateRequest & PVRSRV_MISC_INFO_MEMSTATS_PRESENT) != 0) || + ((psGetMiscInfoIN->sMiscInfo.ui32StateRequest & PVRSRV_MISC_INFO_DDKVERSION_PRESENT) != 0) || + ((psGetMiscInfoIN->sMiscInfo.ui32StateRequest & PVRSRV_MISC_INFO_FREEMEM_PRESENT) != 0)) + { + /* Alloc kernel side buffer to write into */ +#if defined (SUPPORT_SID_INTERFACE) + ASSIGN_AND_EXIT_ON_ERROR(psGetMiscInfoOUT->eError, + OSAllocMem(PVRSRV_OS_PAGEABLE_HEAP, + psGetMiscInfoOUT->sMiscInfo.ui32MemoryStrLen, + (IMG_VOID **)&sMiscInfo.pszMemoryStr, 0, + "Output string buffer")); + psGetMiscInfoOUT->eError = PVRSRVGetMiscInfoKM(&sMiscInfo); + + /* Copy result to user */ + eError = CopyToUserWrapper(psPerProc, ui32BridgeID, + psGetMiscInfoIN->sMiscInfo.pszMemoryStr, + sMiscInfo.pszMemoryStr, + sMiscInfo.ui32MemoryStrLen); +#else + ASSIGN_AND_EXIT_ON_ERROR(psGetMiscInfoOUT->eError, + OSAllocMem(PVRSRV_OS_PAGEABLE_HEAP, + psGetMiscInfoOUT->sMiscInfo.ui32MemoryStrLen, + (IMG_VOID **)&psGetMiscInfoOUT->sMiscInfo.pszMemoryStr, 0, + "Output string buffer")); + + psGetMiscInfoOUT->eError = PVRSRVGetMiscInfoKM(&psGetMiscInfoOUT->sMiscInfo); + + /* Copy result to user */ + eError = CopyToUserWrapper(psPerProc, ui32BridgeID, + psGetMiscInfoIN->sMiscInfo.pszMemoryStr, + psGetMiscInfoOUT->sMiscInfo.pszMemoryStr, + psGetMiscInfoOUT->sMiscInfo.ui32MemoryStrLen); +#endif + + /* Free kernel side buffer again */ +#if defined (SUPPORT_SID_INTERFACE) + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, + sMiscInfo.ui32MemoryStrLen, + (IMG_VOID *)sMiscInfo.pszMemoryStr, 0); +#else + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, + psGetMiscInfoOUT->sMiscInfo.ui32MemoryStrLen, + (IMG_VOID *)psGetMiscInfoOUT->sMiscInfo.pszMemoryStr, 0); +#endif + + /* Replace output buffer pointer with input pointer, as both are expected + * to point to the same userspace memory. + */ + psGetMiscInfoOUT->sMiscInfo.pszMemoryStr = psGetMiscInfoIN->sMiscInfo.pszMemoryStr; + + if(eError != PVRSRV_OK) + { + /* Do error check at the end as we always have to free and reset the + * pointer. + */ + PVR_DPF((PVR_DBG_ERROR, "PVRSRVGetMiscInfoBW Error copy to user")); + return -EFAULT; + } + } + else + { +#if defined (SUPPORT_SID_INTERFACE) + psGetMiscInfoOUT->eError = PVRSRVGetMiscInfoKM(&sMiscInfo); +#else + psGetMiscInfoOUT->eError = PVRSRVGetMiscInfoKM(&psGetMiscInfoOUT->sMiscInfo); +#endif + } + + /* Return on error so exit status of PVRSRVGetMiscInfoKM is propagated to client. + * Don't alloc handles for event object or timer; if error exit status is returned + * the handles should not be used (even if not null) */ + if (psGetMiscInfoOUT->eError != PVRSRV_OK) + { + return 0; + } + + /* + * The handles are not allocated in batch mode as they are shared + * (a shared handle is allocated at most once), and there is no + * resource allocation to undo if the handle allocation fails. + */ +#if defined (SUPPORT_SID_INTERFACE) + if (sMiscInfo.ui32StateRequest & PVRSRV_MISC_INFO_GLOBALEVENTOBJECT_PRESENT) +#else + if (psGetMiscInfoIN->sMiscInfo.ui32StateRequest & PVRSRV_MISC_INFO_GLOBALEVENTOBJECT_PRESENT) +#endif + { + psGetMiscInfoOUT->eError = PVRSRVAllocHandle(psPerProc->psHandleBase, + &psGetMiscInfoOUT->sMiscInfo.sGlobalEventObject.hOSEventKM, +#if defined (SUPPORT_SID_INTERFACE) + sMiscInfo.sGlobalEventObject.hOSEventKM, +#else + psGetMiscInfoOUT->sMiscInfo.sGlobalEventObject.hOSEventKM, +#endif + PVRSRV_HANDLE_TYPE_SHARED_EVENT_OBJECT, + PVRSRV_HANDLE_ALLOC_FLAG_SHARED); + + if (psGetMiscInfoOUT->eError != PVRSRV_OK) + { + return 0; + } + +#if defined (SUPPORT_SID_INTERFACE) + OSMemCopy(&psGetMiscInfoOUT->sMiscInfo.sGlobalEventObject.szName, + sMiscInfo.sGlobalEventObject.szName, + EVENTOBJNAME_MAXLENGTH); +#endif + } + +#if defined (SUPPORT_SID_INTERFACE) + if (sMiscInfo.hSOCTimerRegisterOSMemHandle) +#else + if (psGetMiscInfoOUT->sMiscInfo.hSOCTimerRegisterOSMemHandle) +#endif + { + /* Allocate handle for SOC OSMemHandle */ + psGetMiscInfoOUT->eError = PVRSRVAllocHandle(psPerProc->psHandleBase, + &psGetMiscInfoOUT->sMiscInfo.hSOCTimerRegisterOSMemHandle, +#if defined (SUPPORT_SID_INTERFACE) + sMiscInfo.hSOCTimerRegisterOSMemHandle, +#else + psGetMiscInfoOUT->sMiscInfo.hSOCTimerRegisterOSMemHandle, +#endif + PVRSRV_HANDLE_TYPE_SOC_TIMER, + PVRSRV_HANDLE_ALLOC_FLAG_SHARED); + + if (psGetMiscInfoOUT->eError != PVRSRV_OK) + { + return 0; + } + } +#if defined (SUPPORT_SID_INTERFACE) + else + { + psGetMiscInfoOUT->sMiscInfo.hSOCTimerRegisterOSMemHandle = 0; + } + + /* copy data from local sMiscInfo to OUT */ + psGetMiscInfoOUT->sMiscInfo.ui32StateRequest = sMiscInfo.ui32StateRequest; + psGetMiscInfoOUT->sMiscInfo.ui32StatePresent = sMiscInfo.ui32StatePresent; + + psGetMiscInfoOUT->sMiscInfo.pvSOCTimerRegisterKM = sMiscInfo.pvSOCTimerRegisterKM; + psGetMiscInfoOUT->sMiscInfo.pvSOCTimerRegisterUM = sMiscInfo.pvSOCTimerRegisterUM; + psGetMiscInfoOUT->sMiscInfo.pvSOCClockGateRegs = sMiscInfo.pvSOCClockGateRegs; + + psGetMiscInfoOUT->sMiscInfo.ui32SOCClockGateRegsSize = sMiscInfo.ui32SOCClockGateRegsSize; + + OSMemCopy(&psGetMiscInfoOUT->sMiscInfo.aui32DDKVersion, + &sMiscInfo.aui32DDKVersion, + sizeof(psGetMiscInfoOUT->sMiscInfo.aui32DDKVersion)); + OSMemCopy(&psGetMiscInfoOUT->sMiscInfo.sCacheOpCtl, + &sMiscInfo.sCacheOpCtl, + sizeof(psGetMiscInfoOUT->sMiscInfo.sCacheOpCtl)); + OSMemCopy(&psGetMiscInfoOUT->sMiscInfo.sGetRefCountCtl, + &sMiscInfo.sGetRefCountCtl, + sizeof(psGetMiscInfoOUT->sMiscInfo.sGetRefCountCtl)); +#endif + + return 0; +} + +static IMG_INT +PVRSRVConnectBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_CONNECT_SERVICES *psConnectServicesIN, + PVRSRV_BRIDGE_OUT_CONNECT_SERVICES *psConnectServicesOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_CONNECT_SERVICES); + +#if defined(PDUMP) + /* Store the per process connection info. + * The Xserver initially connects via PVR2D which sets the persistent flag. + * But, later the Xserver may connect via SGL which doesn't carry the flag (in + * general SGL clients aren't persistent). So we OR in the flag so if it was set + * before it remains set. + */ + if ((psConnectServicesIN->ui32Flags & SRV_FLAGS_PERSIST) != 0) + { + psPerProc->bPDumpPersistent = IMG_TRUE; + } + +#if defined(SUPPORT_PDUMP_MULTI_PROCESS) + /* Select whether this client is our 'active' target for pdumping in a + * multi-process environment. + * NOTE: only 1 active target is supported at present. + */ + if ((psConnectServicesIN->ui32Flags & SRV_FLAGS_PDUMP_ACTIVE) != 0) + { + psPerProc->bPDumpActive = IMG_TRUE; + } +#endif /* SUPPORT_PDUMP_MULTI_PROCESS */ +#else + PVR_UNREFERENCED_PARAMETER(psConnectServicesIN); +#endif + psConnectServicesOUT->hKernelServices = psPerProc->hPerProcData; + psConnectServicesOUT->eError = PVRSRV_OK; + + return 0; +} + +static IMG_INT +PVRSRVDisconnectBW(IMG_UINT32 ui32BridgeID, + IMG_VOID *psBridgeIn, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVR_UNREFERENCED_PARAMETER(psPerProc); + PVR_UNREFERENCED_PARAMETER(psBridgeIn); + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_DISCONNECT_SERVICES); + + /* just return OK, per-process data is cleaned up by resmgr */ + psRetOUT->eError = PVRSRV_OK; + + return 0; +} + +static IMG_INT +PVRSRVEnumerateDCBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_ENUMCLASS *psEnumDispClassIN, + PVRSRV_BRIDGE_OUT_ENUMCLASS *psEnumDispClassOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVR_UNREFERENCED_PARAMETER(psPerProc); + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_ENUM_CLASS); + + psEnumDispClassOUT->eError = + PVRSRVEnumerateDCKM(psEnumDispClassIN->sDeviceClass, + &psEnumDispClassOUT->ui32NumDevices, + &psEnumDispClassOUT->ui32DevID[0]); + + return 0; +} + +static IMG_INT +PVRSRVOpenDCDeviceBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_OPEN_DISPCLASS_DEVICE *psOpenDispClassDeviceIN, + PVRSRV_BRIDGE_OUT_OPEN_DISPCLASS_DEVICE *psOpenDispClassDeviceOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_HANDLE hDevCookieInt; + IMG_HANDLE hDispClassInfoInt; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_OPEN_DISPCLASS_DEVICE); + + NEW_HANDLE_BATCH_OR_ERROR(psOpenDispClassDeviceOUT->eError, psPerProc, 1) + + psOpenDispClassDeviceOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &hDevCookieInt, + psOpenDispClassDeviceIN->hDevCookie, + PVRSRV_HANDLE_TYPE_DEV_NODE); + if(psOpenDispClassDeviceOUT->eError != PVRSRV_OK) + { + return 0; + } + + psOpenDispClassDeviceOUT->eError = + PVRSRVOpenDCDeviceKM(psPerProc, + psOpenDispClassDeviceIN->ui32DeviceID, + hDevCookieInt, + &hDispClassInfoInt); + + if(psOpenDispClassDeviceOUT->eError != PVRSRV_OK) + { + return 0; + } + + PVRSRVAllocHandleNR(psPerProc->psHandleBase, + &psOpenDispClassDeviceOUT->hDeviceKM, + hDispClassInfoInt, + PVRSRV_HANDLE_TYPE_DISP_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE); + COMMIT_HANDLE_BATCH_OR_ERROR(psOpenDispClassDeviceOUT->eError, psPerProc) + + return 0; +} + +static IMG_INT +PVRSRVCloseDCDeviceBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_CLOSE_DISPCLASS_DEVICE *psCloseDispClassDeviceIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvDispClassInfoInt; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_CLOSE_DISPCLASS_DEVICE); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvDispClassInfoInt, + psCloseDispClassDeviceIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_DISP_INFO); + + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = PVRSRVCloseDCDeviceKM(pvDispClassInfoInt); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVReleaseHandle(psPerProc->psHandleBase, + psCloseDispClassDeviceIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_DISP_INFO); + return 0; +} + +static IMG_INT +PVRSRVEnumDCFormatsBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_ENUM_DISPCLASS_FORMATS *psEnumDispClassFormatsIN, + PVRSRV_BRIDGE_OUT_ENUM_DISPCLASS_FORMATS *psEnumDispClassFormatsOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvDispClassInfoInt; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_ENUM_DISPCLASS_FORMATS); + + psEnumDispClassFormatsOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvDispClassInfoInt, + psEnumDispClassFormatsIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_DISP_INFO); + if(psEnumDispClassFormatsOUT->eError != PVRSRV_OK) + { + return 0; + } + + psEnumDispClassFormatsOUT->eError = + PVRSRVEnumDCFormatsKM(pvDispClassInfoInt, + &psEnumDispClassFormatsOUT->ui32Count, + psEnumDispClassFormatsOUT->asFormat); + + return 0; +} + +static IMG_INT +PVRSRVEnumDCDimsBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_ENUM_DISPCLASS_DIMS *psEnumDispClassDimsIN, + PVRSRV_BRIDGE_OUT_ENUM_DISPCLASS_DIMS *psEnumDispClassDimsOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvDispClassInfoInt; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_ENUM_DISPCLASS_DIMS); + + psEnumDispClassDimsOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvDispClassInfoInt, + psEnumDispClassDimsIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_DISP_INFO); + + if(psEnumDispClassDimsOUT->eError != PVRSRV_OK) + { + return 0; + } + + psEnumDispClassDimsOUT->eError = + PVRSRVEnumDCDimsKM(pvDispClassInfoInt, + &psEnumDispClassDimsIN->sFormat, + &psEnumDispClassDimsOUT->ui32Count, + psEnumDispClassDimsOUT->asDim); + + return 0; +} + +#if defined(SUPPORT_PVRSRV_GET_DC_SYSTEM_BUFFER) +static IMG_INT +PVRSRVGetDCSystemBufferBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_GET_DISPCLASS_SYSBUFFER *psGetDispClassSysBufferIN, //IMG_HANDLE *phGetDispClassSysBufferIN, + PVRSRV_BRIDGE_OUT_GET_DISPCLASS_SYSBUFFER *psGetDispClassSysBufferOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_HANDLE hBufferInt; + IMG_VOID *pvDispClassInfoInt; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_GET_DISPCLASS_SYSBUFFER); + + NEW_HANDLE_BATCH_OR_ERROR(psGetDispClassSysBufferOUT->eError, psPerProc, 1) + + psGetDispClassSysBufferOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvDispClassInfoInt, + psGetDispClassSysBufferIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_DISP_INFO); + if(psGetDispClassSysBufferOUT->eError != PVRSRV_OK) + { + return 0; + } + + psGetDispClassSysBufferOUT->eError = + PVRSRVGetDCSystemBufferKM(pvDispClassInfoInt, + &hBufferInt); + + if(psGetDispClassSysBufferOUT->eError != PVRSRV_OK) + { + return 0; + } + + /* PRQA S 1461 6 */ /* ignore warning about enum type being converted */ + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psGetDispClassSysBufferOUT->hBuffer, + hBufferInt, + PVRSRV_HANDLE_TYPE_DISP_BUFFER, + (PVRSRV_HANDLE_ALLOC_FLAG)(PVRSRV_HANDLE_ALLOC_FLAG_PRIVATE | PVRSRV_HANDLE_ALLOC_FLAG_SHARED), + psGetDispClassSysBufferIN->hDeviceKM); + + COMMIT_HANDLE_BATCH_OR_ERROR(psGetDispClassSysBufferOUT->eError, psPerProc) + + return 0; +} +#endif + +static IMG_INT +PVRSRVGetDCInfoBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_GET_DISPCLASS_INFO *psGetDispClassInfoIN, + PVRSRV_BRIDGE_OUT_GET_DISPCLASS_INFO *psGetDispClassInfoOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvDispClassInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_GET_DISPCLASS_INFO); + + psGetDispClassInfoOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvDispClassInfo, + psGetDispClassInfoIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_DISP_INFO); + if(psGetDispClassInfoOUT->eError != PVRSRV_OK) + { + return 0; + } + + psGetDispClassInfoOUT->eError = + PVRSRVGetDCInfoKM(pvDispClassInfo, + &psGetDispClassInfoOUT->sDisplayInfo); + + return 0; +} + +static IMG_INT +PVRSRVCreateDCSwapChainBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_CREATE_DISPCLASS_SWAPCHAIN *psCreateDispClassSwapChainIN, + PVRSRV_BRIDGE_OUT_CREATE_DISPCLASS_SWAPCHAIN *psCreateDispClassSwapChainOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvDispClassInfo; + IMG_HANDLE hSwapChainInt; + IMG_UINT32 ui32SwapChainID; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_CREATE_DISPCLASS_SWAPCHAIN); + + NEW_HANDLE_BATCH_OR_ERROR(psCreateDispClassSwapChainOUT->eError, psPerProc, 1) + + psCreateDispClassSwapChainOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvDispClassInfo, + psCreateDispClassSwapChainIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_DISP_INFO); + + if(psCreateDispClassSwapChainOUT->eError != PVRSRV_OK) + { + return 0; + } + + /* Get ui32SwapChainID from input */ + ui32SwapChainID = psCreateDispClassSwapChainIN->ui32SwapChainID; + + psCreateDispClassSwapChainOUT->eError = + PVRSRVCreateDCSwapChainKM(psPerProc, pvDispClassInfo, + psCreateDispClassSwapChainIN->ui32Flags, + &psCreateDispClassSwapChainIN->sDstSurfAttrib, + &psCreateDispClassSwapChainIN->sSrcSurfAttrib, + psCreateDispClassSwapChainIN->ui32BufferCount, + psCreateDispClassSwapChainIN->ui32OEMFlags, + &hSwapChainInt, + &ui32SwapChainID); + + if(psCreateDispClassSwapChainOUT->eError != PVRSRV_OK) + { + return 0; + } + + /* Pass ui32SwapChainID to output */ + psCreateDispClassSwapChainOUT->ui32SwapChainID = ui32SwapChainID; + + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psCreateDispClassSwapChainOUT->hSwapChain, + hSwapChainInt, + PVRSRV_HANDLE_TYPE_DISP_SWAP_CHAIN, + PVRSRV_HANDLE_ALLOC_FLAG_NONE, + psCreateDispClassSwapChainIN->hDeviceKM); + + COMMIT_HANDLE_BATCH_OR_ERROR(psCreateDispClassSwapChainOUT->eError, psPerProc) + + return 0; +} + +static IMG_INT +PVRSRVDestroyDCSwapChainBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_DESTROY_DISPCLASS_SWAPCHAIN *psDestroyDispClassSwapChainIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvSwapChain; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_DESTROY_DISPCLASS_SWAPCHAIN); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, &pvSwapChain, + psDestroyDispClassSwapChainIN->hSwapChain, + PVRSRV_HANDLE_TYPE_DISP_SWAP_CHAIN); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVDestroyDCSwapChainKM(pvSwapChain); + + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVReleaseHandle(psPerProc->psHandleBase, + psDestroyDispClassSwapChainIN->hSwapChain, + PVRSRV_HANDLE_TYPE_DISP_SWAP_CHAIN); + + return 0; +} + +static IMG_INT +PVRSRVSetDCDstRectBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_SET_DISPCLASS_RECT *psSetDispClassDstRectIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvDispClassInfo; + IMG_VOID *pvSwapChain; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SET_DISPCLASS_DSTRECT); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvDispClassInfo, + psSetDispClassDstRectIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_DISP_INFO); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvSwapChain, + psSetDispClassDstRectIN->hSwapChain, + PVRSRV_HANDLE_TYPE_DISP_SWAP_CHAIN); + + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVSetDCDstRectKM(pvDispClassInfo, + pvSwapChain, + &psSetDispClassDstRectIN->sRect); + + return 0; +} + +static IMG_INT +PVRSRVSetDCSrcRectBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_SET_DISPCLASS_RECT *psSetDispClassSrcRectIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvDispClassInfo; + IMG_VOID *pvSwapChain; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SET_DISPCLASS_SRCRECT); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvDispClassInfo, + psSetDispClassSrcRectIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_DISP_INFO); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvSwapChain, + psSetDispClassSrcRectIN->hSwapChain, + PVRSRV_HANDLE_TYPE_DISP_SWAP_CHAIN); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVSetDCSrcRectKM(pvDispClassInfo, + pvSwapChain, + &psSetDispClassSrcRectIN->sRect); + + return 0; +} + +static IMG_INT +PVRSRVSetDCDstColourKeyBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_SET_DISPCLASS_COLOURKEY *psSetDispClassColKeyIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvDispClassInfo; + IMG_VOID *pvSwapChain; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SET_DISPCLASS_DSTCOLOURKEY); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvDispClassInfo, + psSetDispClassColKeyIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_DISP_INFO); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvSwapChain, + psSetDispClassColKeyIN->hSwapChain, + PVRSRV_HANDLE_TYPE_DISP_SWAP_CHAIN); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVSetDCDstColourKeyKM(pvDispClassInfo, + pvSwapChain, + psSetDispClassColKeyIN->ui32CKColour); + + return 0; +} + +static IMG_INT +PVRSRVSetDCSrcColourKeyBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_SET_DISPCLASS_COLOURKEY *psSetDispClassColKeyIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvDispClassInfo; + IMG_VOID *pvSwapChain; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SET_DISPCLASS_SRCCOLOURKEY); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvDispClassInfo, + psSetDispClassColKeyIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_DISP_INFO); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvSwapChain, + psSetDispClassColKeyIN->hSwapChain, + PVRSRV_HANDLE_TYPE_DISP_SWAP_CHAIN); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVSetDCSrcColourKeyKM(pvDispClassInfo, + pvSwapChain, + psSetDispClassColKeyIN->ui32CKColour); + + return 0; +} + +static IMG_INT +PVRSRVGetDCBuffersBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_GET_DISPCLASS_BUFFERS *psGetDispClassBuffersIN, + PVRSRV_BRIDGE_OUT_GET_DISPCLASS_BUFFERS *psGetDispClassBuffersOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvDispClassInfo; + IMG_VOID *pvSwapChain; + IMG_UINT32 i; +#if defined (SUPPORT_SID_INTERFACE) + IMG_HANDLE *pahBuffer; +#endif + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_GET_DISPCLASS_BUFFERS); + + NEW_HANDLE_BATCH_OR_ERROR(psGetDispClassBuffersOUT->eError, psPerProc, PVRSRV_MAX_DC_SWAPCHAIN_BUFFERS) + + psGetDispClassBuffersOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvDispClassInfo, + psGetDispClassBuffersIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_DISP_INFO); + if(psGetDispClassBuffersOUT->eError != PVRSRV_OK) + { + return 0; + } + + psGetDispClassBuffersOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvSwapChain, + psGetDispClassBuffersIN->hSwapChain, + PVRSRV_HANDLE_TYPE_DISP_SWAP_CHAIN); + if(psGetDispClassBuffersOUT->eError != PVRSRV_OK) + { + return 0; + } + +#if defined (SUPPORT_SID_INTERFACE) + psGetDispClassBuffersOUT->eError = OSAllocMem(PVRSRV_OS_PAGEABLE_HEAP, + sizeof(IMG_HANDLE) * PVRSRV_MAX_DC_SWAPCHAIN_BUFFERS, + (IMG_PVOID *)&pahBuffer, 0, + "Temp Swapchain Buffers"); + + if (psGetDispClassBuffersOUT->eError != PVRSRV_OK) + { + return 0; + } +#endif + + psGetDispClassBuffersOUT->eError = + PVRSRVGetDCBuffersKM(pvDispClassInfo, + pvSwapChain, + &psGetDispClassBuffersOUT->ui32BufferCount, +#if defined (SUPPORT_SID_INTERFACE) + pahBuffer, +#else + psGetDispClassBuffersOUT->ahBuffer, +#endif + psGetDispClassBuffersOUT->asPhyAddr); + if (psGetDispClassBuffersOUT->eError != PVRSRV_OK) + { + return 0; + } + + PVR_ASSERT(psGetDispClassBuffersOUT->ui32BufferCount <= PVRSRV_MAX_DC_SWAPCHAIN_BUFFERS); + + for(i = 0; i < psGetDispClassBuffersOUT->ui32BufferCount; i++) + { +#if defined (SUPPORT_SID_INTERFACE) + IMG_SID hBufferExt; +#else + IMG_HANDLE hBufferExt; +#endif + + /* PRQA S 1461 15 */ /* ignore warning about enum type being converted */ +#if defined (SUPPORT_SID_INTERFACE) + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &hBufferExt, + pahBuffer[i], + PVRSRV_HANDLE_TYPE_DISP_BUFFER, + (PVRSRV_HANDLE_ALLOC_FLAG)(PVRSRV_HANDLE_ALLOC_FLAG_PRIVATE | PVRSRV_HANDLE_ALLOC_FLAG_SHARED), + psGetDispClassBuffersIN->hSwapChain); +#else + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &hBufferExt, + psGetDispClassBuffersOUT->ahBuffer[i], + PVRSRV_HANDLE_TYPE_DISP_BUFFER, + (PVRSRV_HANDLE_ALLOC_FLAG)(PVRSRV_HANDLE_ALLOC_FLAG_PRIVATE | PVRSRV_HANDLE_ALLOC_FLAG_SHARED), + psGetDispClassBuffersIN->hSwapChain); +#endif + + psGetDispClassBuffersOUT->ahBuffer[i] = hBufferExt; + } + +#if defined (SUPPORT_SID_INTERFACE) + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, + sizeof(IMG_HANDLE) * PVRSRV_MAX_DC_SWAPCHAIN_BUFFERS, + (IMG_PVOID)pahBuffer, 0); +#endif + + COMMIT_HANDLE_BATCH_OR_ERROR(psGetDispClassBuffersOUT->eError, psPerProc) + + return 0; +} + +static IMG_INT +PVRSRVSwapToDCBufferBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_SWAP_DISPCLASS_TO_BUFFER *psSwapDispClassBufferIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvDispClassInfo; + IMG_VOID *pvSwapChainBuf; +#if defined (SUPPORT_SID_INTERFACE) + IMG_HANDLE hPrivateTag; +#endif + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SWAP_DISPCLASS_TO_BUFFER); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvDispClassInfo, + psSwapDispClassBufferIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_DISP_INFO); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVLookupSubHandle(psPerProc->psHandleBase, + &pvSwapChainBuf, + psSwapDispClassBufferIN->hBuffer, + PVRSRV_HANDLE_TYPE_DISP_BUFFER, + psSwapDispClassBufferIN->hDeviceKM); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + +#if defined (SUPPORT_SID_INTERFACE) + if (psSwapDispClassBufferIN->hPrivateTag != 0) + { + psRetOUT->eError = + PVRSRVLookupSubHandle(psPerProc->psHandleBase, + &hPrivateTag, + psSwapDispClassBufferIN->hPrivateTag, + PVRSRV_HANDLE_TYPE_DISP_BUFFER, + psSwapDispClassBufferIN->hDeviceKM); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + } + else + { + hPrivateTag = IMG_NULL; + } +#endif + + psRetOUT->eError = + PVRSRVSwapToDCBufferKM(pvDispClassInfo, + pvSwapChainBuf, + psSwapDispClassBufferIN->ui32SwapInterval, +#if defined (SUPPORT_SID_INTERFACE) + hPrivateTag, +#else + psSwapDispClassBufferIN->hPrivateTag, +#endif + psSwapDispClassBufferIN->ui32ClipRectCount, + psSwapDispClassBufferIN->sClipRect); + + return 0; +} + +static IMG_INT +PVRSRVSwapToDCBuffer2BW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_SWAP_DISPCLASS_TO_BUFFER2 *psSwapDispClassBufferIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvPrivData = IMG_NULL; + IMG_VOID *pvDispClassInfo; + IMG_VOID *pvSwapChain; + IMG_UINT32 i; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SWAP_DISPCLASS_TO_BUFFER2); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvDispClassInfo, + psSwapDispClassBufferIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_DISP_INFO); + if(psRetOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVSwapToDCBuffer2BW: Failed to look up DISP_INFO handle")); + return 0; + } + + psRetOUT->eError = + PVRSRVLookupSubHandle(psPerProc->psHandleBase, + &pvSwapChain, + psSwapDispClassBufferIN->hSwapChain, + PVRSRV_HANDLE_TYPE_DISP_SWAP_CHAIN, + psSwapDispClassBufferIN->hDeviceKM); + if(psRetOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVSwapToDCBuffer2BW: Failed to look up DISP_BUFFER handle")); + return 0; + } + + if(!OSAccessOK(PVR_VERIFY_WRITE, + psSwapDispClassBufferIN->ppsKernelMemInfos, + sizeof(IMG_HANDLE) * psSwapDispClassBufferIN->ui32NumMemInfos)) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVSwapToDCBuffer2BW: Access check failed for ppsKernelMemInfos")); + return -EFAULT; + } + + if(!OSAccessOK(PVR_VERIFY_WRITE, + psSwapDispClassBufferIN->ppsKernelSyncInfos, + sizeof(IMG_HANDLE) * psSwapDispClassBufferIN->ui32NumMemInfos)) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVSwapToDCBuffer2BW: Access check failed for ppsKernelSyncInfos")); + return -EFAULT; + } + + for (i = 0; i < psSwapDispClassBufferIN->ui32NumMemInfos; i++) + { + PVRSRV_KERNEL_SYNC_INFO *psKernelSyncInfo; + PVRSRV_KERNEL_MEM_INFO *psKernelMemInfo; + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_PVOID *)&psKernelMemInfo, + psSwapDispClassBufferIN->ppsKernelMemInfos[i], + PVRSRV_HANDLE_TYPE_MEM_INFO); + if(psRetOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVSwapToDCBuffer2BW: Failed to look up MEM_INFO handle")); + return 0; + } + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_PVOID *)&psKernelSyncInfo, + psSwapDispClassBufferIN->ppsKernelSyncInfos[i], + PVRSRV_HANDLE_TYPE_SYNC_INFO); + if(psRetOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVSwapToDCBuffer2BW: Failed to look up SYNC_INFO handle")); + return 0; + } + + psSwapDispClassBufferIN->ppsKernelMemInfos[i] = psKernelMemInfo; + psSwapDispClassBufferIN->ppsKernelSyncInfos[i] = psKernelSyncInfo; + } + + if(psSwapDispClassBufferIN->ui32PrivDataLength > 0) + { + if(OSAllocMem(PVRSRV_OS_PAGEABLE_HEAP, + psSwapDispClassBufferIN->ui32PrivDataLength, + (IMG_VOID **)&pvPrivData, IMG_NULL, + "Swap Command Private Data") != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR,"PVRSRVSwapToDCBuffer2BW: Failed to allocate private data space")); + return -ENOMEM; + } + + if(CopyFromUserWrapper(psPerProc, + ui32BridgeID, + pvPrivData, + psSwapDispClassBufferIN->pvPrivData, + psSwapDispClassBufferIN->ui32PrivDataLength) != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVSwapToDCBuffer2BW: Failed to copy private data")); + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, + psSwapDispClassBufferIN->ui32PrivDataLength, + pvPrivData, IMG_NULL); + return -EFAULT; + } + } + + psRetOUT->eError = + PVRSRVSwapToDCBuffer2KM(pvDispClassInfo, + pvSwapChain, + psSwapDispClassBufferIN->ui32SwapInterval, + psSwapDispClassBufferIN->ppsKernelMemInfos, + psSwapDispClassBufferIN->ppsKernelSyncInfos, + psSwapDispClassBufferIN->ui32NumMemInfos, + pvPrivData, + psSwapDispClassBufferIN->ui32PrivDataLength); + + if(psRetOUT->eError != PVRSRV_OK) + { + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, + psSwapDispClassBufferIN->ui32PrivDataLength, + pvPrivData, IMG_NULL); + } + + return 0; +} + + + +static IMG_INT +PVRSRVSwapToDCSystemBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_SWAP_DISPCLASS_TO_SYSTEM *psSwapDispClassSystemIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvDispClassInfo; + IMG_VOID *pvSwapChain; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SWAP_DISPCLASS_TO_SYSTEM); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvDispClassInfo, + psSwapDispClassSystemIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_DISP_INFO); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVLookupSubHandle(psPerProc->psHandleBase, + &pvSwapChain, + psSwapDispClassSystemIN->hSwapChain, + PVRSRV_HANDLE_TYPE_DISP_SWAP_CHAIN, + psSwapDispClassSystemIN->hDeviceKM); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + psRetOUT->eError = + PVRSRVSwapToDCSystemKM(pvDispClassInfo, + pvSwapChain); + + return 0; +} + +static IMG_INT +PVRSRVOpenBCDeviceBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_OPEN_BUFFERCLASS_DEVICE *psOpenBufferClassDeviceIN, + PVRSRV_BRIDGE_OUT_OPEN_BUFFERCLASS_DEVICE *psOpenBufferClassDeviceOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_HANDLE hDevCookieInt; + IMG_HANDLE hBufClassInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_OPEN_BUFFERCLASS_DEVICE); + + NEW_HANDLE_BATCH_OR_ERROR(psOpenBufferClassDeviceOUT->eError, psPerProc, 1) + + psOpenBufferClassDeviceOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &hDevCookieInt, + psOpenBufferClassDeviceIN->hDevCookie, + PVRSRV_HANDLE_TYPE_DEV_NODE); + if(psOpenBufferClassDeviceOUT->eError != PVRSRV_OK) + { + return 0; + } + + psOpenBufferClassDeviceOUT->eError = + PVRSRVOpenBCDeviceKM(psPerProc, + psOpenBufferClassDeviceIN->ui32DeviceID, + hDevCookieInt, + &hBufClassInfo); + if(psOpenBufferClassDeviceOUT->eError != PVRSRV_OK) + { + return 0; + } + + PVRSRVAllocHandleNR(psPerProc->psHandleBase, + &psOpenBufferClassDeviceOUT->hDeviceKM, + hBufClassInfo, + PVRSRV_HANDLE_TYPE_BUF_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE); + + COMMIT_HANDLE_BATCH_OR_ERROR(psOpenBufferClassDeviceOUT->eError, psPerProc) + + return 0; +} + +static IMG_INT +PVRSRVCloseBCDeviceBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_CLOSE_BUFFERCLASS_DEVICE *psCloseBufferClassDeviceIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvBufClassInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_CLOSE_BUFFERCLASS_DEVICE); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvBufClassInfo, + psCloseBufferClassDeviceIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_BUF_INFO); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = + PVRSRVCloseBCDeviceKM(pvBufClassInfo); + + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = PVRSRVReleaseHandle(psPerProc->psHandleBase, + psCloseBufferClassDeviceIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_BUF_INFO); + + return 0; +} + +static IMG_INT +PVRSRVGetBCInfoBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_GET_BUFFERCLASS_INFO *psGetBufferClassInfoIN, + PVRSRV_BRIDGE_OUT_GET_BUFFERCLASS_INFO *psGetBufferClassInfoOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvBufClassInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_GET_BUFFERCLASS_INFO); + + psGetBufferClassInfoOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvBufClassInfo, + psGetBufferClassInfoIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_BUF_INFO); + if(psGetBufferClassInfoOUT->eError != PVRSRV_OK) + { + return 0; + } + + psGetBufferClassInfoOUT->eError = + PVRSRVGetBCInfoKM(pvBufClassInfo, + &psGetBufferClassInfoOUT->sBufferInfo); + return 0; +} + +static IMG_INT +PVRSRVGetBCBufferBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_GET_BUFFERCLASS_BUFFER *psGetBufferClassBufferIN, + PVRSRV_BRIDGE_OUT_GET_BUFFERCLASS_BUFFER *psGetBufferClassBufferOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_VOID *pvBufClassInfo; + IMG_HANDLE hBufferInt; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_GET_BUFFERCLASS_BUFFER); + + NEW_HANDLE_BATCH_OR_ERROR(psGetBufferClassBufferOUT->eError, psPerProc, 1) + + psGetBufferClassBufferOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + &pvBufClassInfo, + psGetBufferClassBufferIN->hDeviceKM, + PVRSRV_HANDLE_TYPE_BUF_INFO); + if(psGetBufferClassBufferOUT->eError != PVRSRV_OK) + { + return 0; + } + + psGetBufferClassBufferOUT->eError = + PVRSRVGetBCBufferKM(pvBufClassInfo, + psGetBufferClassBufferIN->ui32BufferIndex, + &hBufferInt); + + if(psGetBufferClassBufferOUT->eError != PVRSRV_OK) + { + return 0; + } + + /* PRQA S 1461 6 */ /* ignore warning about enum type being converted */ + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psGetBufferClassBufferOUT->hBuffer, + hBufferInt, + PVRSRV_HANDLE_TYPE_BUF_BUFFER, + (PVRSRV_HANDLE_ALLOC_FLAG)(PVRSRV_HANDLE_ALLOC_FLAG_PRIVATE | PVRSRV_HANDLE_ALLOC_FLAG_SHARED), + psGetBufferClassBufferIN->hDeviceKM); + + COMMIT_HANDLE_BATCH_OR_ERROR(psGetBufferClassBufferOUT->eError, psPerProc) + + return 0; +} + + +static IMG_INT +PVRSRVAllocSharedSysMemoryBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_ALLOC_SHARED_SYS_MEM *psAllocSharedSysMemIN, + PVRSRV_BRIDGE_OUT_ALLOC_SHARED_SYS_MEM *psAllocSharedSysMemOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_KERNEL_MEM_INFO *psKernelMemInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_ALLOC_SHARED_SYS_MEM); + + NEW_HANDLE_BATCH_OR_ERROR(psAllocSharedSysMemOUT->eError, psPerProc, 1) + + psAllocSharedSysMemOUT->eError = + PVRSRVAllocSharedSysMemoryKM(psPerProc, + psAllocSharedSysMemIN->ui32Flags, + psAllocSharedSysMemIN->ui32Size, + &psKernelMemInfo); + if(psAllocSharedSysMemOUT->eError != PVRSRV_OK) + { + return 0; + } + + OSMemSet(&psAllocSharedSysMemOUT->sClientMemInfo, + 0, + sizeof(psAllocSharedSysMemOUT->sClientMemInfo)); + + psAllocSharedSysMemOUT->sClientMemInfo.pvLinAddrKM = + psKernelMemInfo->pvLinAddrKM; + + psAllocSharedSysMemOUT->sClientMemInfo.pvLinAddr = 0; + psAllocSharedSysMemOUT->sClientMemInfo.ui32Flags = + psKernelMemInfo->ui32Flags; + psAllocSharedSysMemOUT->sClientMemInfo.uAllocSize = + psKernelMemInfo->uAllocSize; +#if defined (SUPPORT_SID_INTERFACE) + if (psKernelMemInfo->sMemBlk.hOSMemHandle != IMG_NULL) + { + PVRSRVAllocHandleNR(psPerProc->psHandleBase, + &psAllocSharedSysMemOUT->sClientMemInfo.hMappingInfo, + psKernelMemInfo->sMemBlk.hOSMemHandle, + PVRSRV_HANDLE_TYPE_SHARED_SYS_MEM_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE); + } + else + { + psAllocSharedSysMemOUT->sClientMemInfo.hMappingInfo = 0; + } +#else + psAllocSharedSysMemOUT->sClientMemInfo.hMappingInfo = psKernelMemInfo->sMemBlk.hOSMemHandle; +#endif + + PVRSRVAllocHandleNR(psPerProc->psHandleBase, + &psAllocSharedSysMemOUT->sClientMemInfo.hKernelMemInfo, + psKernelMemInfo, + PVRSRV_HANDLE_TYPE_SHARED_SYS_MEM_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_NONE); + + COMMIT_HANDLE_BATCH_OR_ERROR(psAllocSharedSysMemOUT->eError, psPerProc) + + return 0; +} + +static IMG_INT +PVRSRVFreeSharedSysMemoryBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_FREE_SHARED_SYS_MEM *psFreeSharedSysMemIN, + PVRSRV_BRIDGE_OUT_FREE_SHARED_SYS_MEM *psFreeSharedSysMemOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_KERNEL_MEM_INFO *psKernelMemInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_FREE_SHARED_SYS_MEM); + + psFreeSharedSysMemOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_VOID **)&psKernelMemInfo, +#if defined (SUPPORT_SID_INTERFACE) + psFreeSharedSysMemIN->hKernelMemInfo, +#else + psFreeSharedSysMemIN->psKernelMemInfo, +#endif + PVRSRV_HANDLE_TYPE_SHARED_SYS_MEM_INFO); + + if(psFreeSharedSysMemOUT->eError != PVRSRV_OK) + return 0; + + psFreeSharedSysMemOUT->eError = + PVRSRVFreeSharedSysMemoryKM(psKernelMemInfo); + if(psFreeSharedSysMemOUT->eError != PVRSRV_OK) + return 0; +#if defined (SUPPORT_SID_INTERFACE) + if (psFreeSharedSysMemIN->hMappingInfo != 0) + { + psFreeSharedSysMemOUT->eError = + PVRSRVReleaseHandle(psPerProc->psHandleBase, + psFreeSharedSysMemIN->hMappingInfo, + PVRSRV_HANDLE_TYPE_SHARED_SYS_MEM_INFO); + if(psFreeSharedSysMemOUT->eError != PVRSRV_OK) + { + return 0; + } + } +#endif + + psFreeSharedSysMemOUT->eError = + PVRSRVReleaseHandle(psPerProc->psHandleBase, +#if defined (SUPPORT_SID_INTERFACE) + psFreeSharedSysMemIN->hKernelMemInfo, +#else + psFreeSharedSysMemIN->psKernelMemInfo, +#endif + PVRSRV_HANDLE_TYPE_SHARED_SYS_MEM_INFO); + return 0; +} + +static IMG_INT +PVRSRVMapMemInfoMemBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_MAP_MEMINFO_MEM *psMapMemInfoMemIN, + PVRSRV_BRIDGE_OUT_MAP_MEMINFO_MEM *psMapMemInfoMemOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_KERNEL_MEM_INFO *psKernelMemInfo; + PVRSRV_HANDLE_TYPE eHandleType; +#if defined (SUPPORT_SID_INTERFACE) + IMG_SID hParent; +#else + IMG_HANDLE hParent; +#endif + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_MAP_MEMINFO_MEM); + + NEW_HANDLE_BATCH_OR_ERROR(psMapMemInfoMemOUT->eError, psPerProc, 2) + + psMapMemInfoMemOUT->eError = + PVRSRVLookupHandleAnyType(psPerProc->psHandleBase, + (IMG_VOID **)&psKernelMemInfo, + &eHandleType, + psMapMemInfoMemIN->hKernelMemInfo); + if(psMapMemInfoMemOUT->eError != PVRSRV_OK) + { + return 0; + } + + switch (eHandleType) + { +#if defined(PVR_SECURE_HANDLES) || defined (SUPPORT_SID_INTERFACE) + case PVRSRV_HANDLE_TYPE_MEM_INFO: + case PVRSRV_HANDLE_TYPE_MEM_INFO_REF: + case PVRSRV_HANDLE_TYPE_SHARED_SYS_MEM_INFO: +#else + case PVRSRV_HANDLE_TYPE_NONE: +#endif + break; + default: + psMapMemInfoMemOUT->eError = PVRSRV_ERROR_INVALID_HANDLE_TYPE; + return 0; + } + + /* + * To prevent the building up of deep chains of subhandles, parent + * the new meminfo off the parent of the input meminfo, if it has + * a parent. + */ + psMapMemInfoMemOUT->eError = + PVRSRVGetParentHandle(psPerProc->psHandleBase, + &hParent, + psMapMemInfoMemIN->hKernelMemInfo, + eHandleType); + if (psMapMemInfoMemOUT->eError != PVRSRV_OK) + { + return 0; + } +#if defined (SUPPORT_SID_INTERFACE) + if (hParent == 0) +#else + if (hParent == IMG_NULL) +#endif + { + hParent = psMapMemInfoMemIN->hKernelMemInfo; + } + + OSMemSet(&psMapMemInfoMemOUT->sClientMemInfo, + 0, + sizeof(psMapMemInfoMemOUT->sClientMemInfo)); + + psMapMemInfoMemOUT->sClientMemInfo.pvLinAddrKM = + psKernelMemInfo->pvLinAddrKM; + + psMapMemInfoMemOUT->sClientMemInfo.pvLinAddr = 0; + psMapMemInfoMemOUT->sClientMemInfo.sDevVAddr = + psKernelMemInfo->sDevVAddr; + psMapMemInfoMemOUT->sClientMemInfo.ui32Flags = + psKernelMemInfo->ui32Flags; + psMapMemInfoMemOUT->sClientMemInfo.uAllocSize = + psKernelMemInfo->uAllocSize; +#if defined (SUPPORT_SID_INTERFACE) + if (psKernelMemInfo->sMemBlk.hOSMemHandle != IMG_NULL) + { + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psMapMemInfoMemOUT->sClientMemInfo.hMappingInfo, + psKernelMemInfo->sMemBlk.hOSMemHandle, + PVRSRV_HANDLE_TYPE_MEM_INFO_REF, + PVRSRV_HANDLE_ALLOC_FLAG_MULTI, + hParent); + } + else + { + psMapMemInfoMemOUT->sClientMemInfo.hMappingInfo = 0; + } +#else + psMapMemInfoMemOUT->sClientMemInfo.hMappingInfo = psKernelMemInfo->sMemBlk.hOSMemHandle; +#endif + + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psMapMemInfoMemOUT->sClientMemInfo.hKernelMemInfo, + psKernelMemInfo, + PVRSRV_HANDLE_TYPE_MEM_INFO_REF, + PVRSRV_HANDLE_ALLOC_FLAG_MULTI, + hParent); + + if(psKernelMemInfo->ui32Flags & PVRSRV_MEM_NO_SYNCOBJ) + { + /* signal no syncinfo */ + OSMemSet(&psMapMemInfoMemOUT->sClientSyncInfo, + 0, + sizeof (PVRSRV_CLIENT_SYNC_INFO)); + } + else + { + /* and setup the sync info */ +#if !defined(PVRSRV_DISABLE_UM_SYNCOBJ_MAPPINGS) + psMapMemInfoMemOUT->sClientSyncInfo.psSyncData = + psKernelMemInfo->psKernelSyncInfo->psSyncData; + psMapMemInfoMemOUT->sClientSyncInfo.sWriteOpsCompleteDevVAddr = + psKernelMemInfo->psKernelSyncInfo->sWriteOpsCompleteDevVAddr; + psMapMemInfoMemOUT->sClientSyncInfo.sReadOpsCompleteDevVAddr = + psKernelMemInfo->psKernelSyncInfo->sReadOpsCompleteDevVAddr; + psMapMemInfoMemOUT->sClientSyncInfo.sReadOps2CompleteDevVAddr = + psKernelMemInfo->psKernelSyncInfo->sReadOps2CompleteDevVAddr; + +#if defined (SUPPORT_SID_INTERFACE) + if (psKernelMemInfo->psKernelSyncInfo->psSyncDataMemInfoKM->sMemBlk.hOSMemHandle != IMG_NULL) + { + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psMapMemInfoMemOUT->sClientSyncInfo.hMappingInfo, + psKernelMemInfo->psKernelSyncInfo->psSyncDataMemInfoKM->sMemBlk.hOSMemHandle, + PVRSRV_HANDLE_TYPE_SYNC_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_MULTI, + psMapMemInfoMemOUT->sClientMemInfo.hKernelMemInfo); + } + else + { + psMapMemInfoMemOUT->sClientSyncInfo.hMappingInfo = 0; + } +#else + psMapMemInfoMemOUT->sClientSyncInfo.hMappingInfo = + psKernelMemInfo->psKernelSyncInfo->psSyncDataMemInfoKM->sMemBlk.hOSMemHandle; +#endif +#endif + + psMapMemInfoMemOUT->sClientMemInfo.psClientSyncInfo = &psMapMemInfoMemOUT->sClientSyncInfo; + + PVRSRVAllocSubHandleNR(psPerProc->psHandleBase, + &psMapMemInfoMemOUT->sClientSyncInfo.hKernelSyncInfo, + psKernelMemInfo->psKernelSyncInfo, + PVRSRV_HANDLE_TYPE_SYNC_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_MULTI, + psMapMemInfoMemOUT->sClientMemInfo.hKernelMemInfo); + } + + COMMIT_HANDLE_BATCH_OR_ERROR(psMapMemInfoMemOUT->eError, psPerProc) + + return 0; +} + + + +IMG_INT +DummyBW(IMG_UINT32 ui32BridgeID, + IMG_VOID *psBridgeIn, + IMG_VOID *psBridgeOut, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ +#if !defined(DEBUG) + PVR_UNREFERENCED_PARAMETER(ui32BridgeID); +#endif + PVR_UNREFERENCED_PARAMETER(psBridgeIn); + PVR_UNREFERENCED_PARAMETER(psBridgeOut); + PVR_UNREFERENCED_PARAMETER(psPerProc); + +#if defined(DEBUG_BRIDGE_KM) + PVR_DPF((PVR_DBG_ERROR, "%s: BRIDGE ERROR: BridgeID %u (%s) mapped to " + "Dummy Wrapper (probably not what you want!)", + __FUNCTION__, ui32BridgeID, g_BridgeDispatchTable[ui32BridgeID].pszIOCName)); +#else + PVR_DPF((PVR_DBG_ERROR, "%s: BRIDGE ERROR: BridgeID %u mapped to " + "Dummy Wrapper (probably not what you want!)", + __FUNCTION__, ui32BridgeID)); +#endif + return -ENOTTY; +} + + +/*! + * ***************************************************************************** + * @brief A wrapper for filling in the g_BridgeDispatchTable array that does + * error checking. + * + * @param ui32Index + * @param pszIOCName + * @param pfFunction + * @param pszFunctionName + * + * @return + ********************************************************************************/ +IMG_VOID +_SetDispatchTableEntry(IMG_UINT32 ui32Index, + const IMG_CHAR *pszIOCName, + BridgeWrapperFunction pfFunction, + const IMG_CHAR *pszFunctionName) +{ + static IMG_UINT32 ui32PrevIndex = ~0UL; /* -1 */ +#if !defined(DEBUG) + PVR_UNREFERENCED_PARAMETER(pszIOCName); +#endif +#if !defined(DEBUG_BRIDGE_KM_DISPATCH_TABLE) && !defined(DEBUG_BRIDGE_KM) + PVR_UNREFERENCED_PARAMETER(pszFunctionName); +#endif + +#if defined(DEBUG_BRIDGE_KM_DISPATCH_TABLE) + /* INTEGRATION_POINT: Enable this to dump out the dispatch table entries */ + PVR_DPF((PVR_DBG_WARNING, "%s: %d %s %s", __FUNCTION__, ui32Index, pszIOCName, pszFunctionName)); +#endif + + /* We should never be over-writing a previous entry. + * If we are, tell the world about it. + * NOTE: This shouldn't be debug only since switching from debug->release + * etc is likly to modify the available ioctls and thus be a point where + * mistakes are exposed. This isn't run at at a performance critical time. + */ + if(g_BridgeDispatchTable[ui32Index].pfFunction) + { +#if defined(DEBUG_BRIDGE_KM) + PVR_DPF((PVR_DBG_ERROR, + "%s: BUG!: Adding dispatch table entry for %s clobbers an existing entry for %s", + __FUNCTION__, pszIOCName, g_BridgeDispatchTable[ui32Index].pszIOCName)); +#else + PVR_DPF((PVR_DBG_ERROR, + "%s: BUG!: Adding dispatch table entry for %s clobbers an existing entry (index=%u)", + __FUNCTION__, pszIOCName, ui32Index)); +#endif + PVR_DPF((PVR_DBG_ERROR, "NOTE: Enabling DEBUG_BRIDGE_KM_DISPATCH_TABLE may help debug this issue.")); + } + + /* Any gaps are sub-optimal in-terms of memory usage, but we are mainly + * interested in spotting any large gap of wasted memory that could be + * accidentally introduced. + * + * This will currently flag up any gaps > 5 entries. + * + * NOTE: This shouldn't be debug only since switching from debug->release + * etc is likly to modify the available ioctls and thus be a point where + * mistakes are exposed. This isn't run at at a performance critical time. + */ +// if((ui32PrevIndex != (IMG_UINT32)-1) && + if((ui32PrevIndex != ~0UL) && + ((ui32Index >= ui32PrevIndex + DISPATCH_TABLE_GAP_THRESHOLD) || + (ui32Index <= ui32PrevIndex))) + { +#if defined(DEBUG_BRIDGE_KM) + PVR_DPF((PVR_DBG_WARNING, + "%s: There is a gap in the dispatch table between indices %u (%s) and %u (%s)", + __FUNCTION__, ui32PrevIndex, g_BridgeDispatchTable[ui32PrevIndex].pszIOCName, + ui32Index, pszIOCName)); +#else + PVR_DPF((PVR_DBG_WARNING, + "%s: There is a gap in the dispatch table between indices %u and %u (%s)", + __FUNCTION__, (IMG_UINT)ui32PrevIndex, (IMG_UINT)ui32Index, pszIOCName)); +#endif + PVR_DPF((PVR_DBG_ERROR, "NOTE: Enabling DEBUG_BRIDGE_KM_DISPATCH_TABLE may help debug this issue.")); + } + + g_BridgeDispatchTable[ui32Index].pfFunction = pfFunction; +#if defined(DEBUG_BRIDGE_KM) + g_BridgeDispatchTable[ui32Index].pszIOCName = pszIOCName; + g_BridgeDispatchTable[ui32Index].pszFunctionName = pszFunctionName; + g_BridgeDispatchTable[ui32Index].ui32CallCount = 0; + g_BridgeDispatchTable[ui32Index].ui32CopyFromUserTotalBytes = 0; +#endif + + ui32PrevIndex = ui32Index; +} + +static IMG_INT +PVRSRVInitSrvConnectBW(IMG_UINT32 ui32BridgeID, + IMG_VOID *psBridgeIn, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVR_UNREFERENCED_PARAMETER(psBridgeIn); + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_INITSRV_CONNECT); + PVR_UNREFERENCED_PARAMETER(psBridgeIn); + + /* PRQA S 3415 1 */ /* side effects needed - if any step fails */ + if((OSProcHasPrivSrvInit() == IMG_FALSE) || PVRSRVGetInitServerState(PVRSRV_INIT_SERVER_RUNNING) || PVRSRVGetInitServerState(PVRSRV_INIT_SERVER_RAN)) + { + psRetOUT->eError = PVRSRV_ERROR_SRV_CONNECT_FAILED; + return 0; + } + +#if defined (__linux__) || defined (__QNXNTO__) + PVRSRVSetInitServerState(PVRSRV_INIT_SERVER_RUNNING, IMG_TRUE); +#endif + psPerProc->bInitProcess = IMG_TRUE; + + psRetOUT->eError = PVRSRV_OK; + + return 0; +} + + +static IMG_INT +PVRSRVInitSrvDisconnectBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_INITSRV_DISCONNECT *psInitSrvDisconnectIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_INITSRV_DISCONNECT); + + if(!psPerProc->bInitProcess) + { + psRetOUT->eError = PVRSRV_ERROR_SRV_DISCONNECT_FAILED; + return 0; + } + + psPerProc->bInitProcess = IMG_FALSE; + +#if defined(SUPPORT_PDUMP_MULTI_PROCESS) + psPerProc->bPDumpActive = IMG_FALSE; +#endif + + PVRSRVSetInitServerState(PVRSRV_INIT_SERVER_RUNNING, IMG_FALSE); + PVRSRVSetInitServerState(PVRSRV_INIT_SERVER_RAN, IMG_TRUE); + + psRetOUT->eError = PVRSRVFinaliseSystem(psInitSrvDisconnectIN->bInitSuccesful); + + PVRSRVSetInitServerState( PVRSRV_INIT_SERVER_SUCCESSFUL , + ((psRetOUT->eError == PVRSRV_OK) && (psInitSrvDisconnectIN->bInitSuccesful)) + ? IMG_TRUE : IMG_FALSE); + + return 0; +} + + +static IMG_INT +PVRSRVEventObjectWaitBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_EVENT_OBJECT_WAIT *psEventObjectWaitIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_HANDLE hOSEventKM; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_EVENT_OBJECT_WAIT); + + psRetOUT->eError = PVRSRVLookupHandle(psPerProc->psHandleBase, + &hOSEventKM, + psEventObjectWaitIN->hOSEventKM, + PVRSRV_HANDLE_TYPE_EVENT_OBJECT_CONNECT); + + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = OSEventObjectWaitKM(hOSEventKM); + + return 0; +} + + +static IMG_INT +PVRSRVEventObjectOpenBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_EVENT_OBJECT_OPEN *psEventObjectOpenIN, + PVRSRV_BRIDGE_OUT_EVENT_OBJECT_OPEN *psEventObjectOpenOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ +#if defined (SUPPORT_SID_INTERFACE) + PVRSRV_EVENTOBJECT_KM sEventObject; + IMG_HANDLE hOSEvent; +#endif + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_EVENT_OBJECT_OPEN); + + NEW_HANDLE_BATCH_OR_ERROR(psEventObjectOpenOUT->eError, psPerProc, 1) + + psEventObjectOpenOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, +#if defined (SUPPORT_SID_INTERFACE) + &sEventObject.hOSEventKM, +#else + &psEventObjectOpenIN->sEventObject.hOSEventKM, +#endif + psEventObjectOpenIN->sEventObject.hOSEventKM, + PVRSRV_HANDLE_TYPE_SHARED_EVENT_OBJECT); + + if(psEventObjectOpenOUT->eError != PVRSRV_OK) + { + return 0; + } + +#if defined (SUPPORT_SID_INTERFACE) + OSMemCopy(&sEventObject.szName, + &psEventObjectOpenIN->sEventObject.szName, + EVENTOBJNAME_MAXLENGTH); + + psEventObjectOpenOUT->eError = OSEventObjectOpenKM(&sEventObject, &hOSEvent); +#else + psEventObjectOpenOUT->eError = OSEventObjectOpenKM(&psEventObjectOpenIN->sEventObject, &psEventObjectOpenOUT->hOSEvent); +#endif + + if(psEventObjectOpenOUT->eError != PVRSRV_OK) + { + return 0; + } + +#if defined (SUPPORT_SID_INTERFACE) +/* Windows7, WinXP and Vista already use an Index type handle which the client glue uses directly */ +/* Linux requires a SID handle */ +#if !defined (WINXP) && !defined(SUPPORT_VISTA) + PVRSRVAllocHandleNR(psPerProc->psHandleBase, + &psEventObjectOpenOUT->hOSEvent, + hOSEvent, + PVRSRV_HANDLE_TYPE_EVENT_OBJECT_CONNECT, + PVRSRV_HANDLE_ALLOC_FLAG_MULTI); +#endif +#else + PVRSRVAllocHandleNR(psPerProc->psHandleBase, + &psEventObjectOpenOUT->hOSEvent, + psEventObjectOpenOUT->hOSEvent, + PVRSRV_HANDLE_TYPE_EVENT_OBJECT_CONNECT, + PVRSRV_HANDLE_ALLOC_FLAG_MULTI); +#endif + + COMMIT_HANDLE_BATCH_OR_ERROR(psEventObjectOpenOUT->eError, psPerProc) + + return 0; +} + + +static IMG_INT +PVRSRVEventObjectCloseBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_EVENT_OBJECT_CLOSE *psEventObjectCloseIN, + PVRSRV_BRIDGE_RETURN *psRetOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + IMG_HANDLE hOSEventKM; +#if defined (SUPPORT_SID_INTERFACE) + PVRSRV_EVENTOBJECT_KM sEventObject; +#endif + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_EVENT_OBJECT_CLOSE); + + psRetOUT->eError = + PVRSRVLookupHandle(psPerProc->psHandleBase, +#if defined (SUPPORT_SID_INTERFACE) + &sEventObject.hOSEventKM, +#else + &psEventObjectCloseIN->sEventObject.hOSEventKM, +#endif + psEventObjectCloseIN->sEventObject.hOSEventKM, + PVRSRV_HANDLE_TYPE_SHARED_EVENT_OBJECT); + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + + psRetOUT->eError = PVRSRVLookupAndReleaseHandle(psPerProc->psHandleBase, + &hOSEventKM, + psEventObjectCloseIN->hOSEventKM, + PVRSRV_HANDLE_TYPE_EVENT_OBJECT_CONNECT); + + if(psRetOUT->eError != PVRSRV_OK) + { + return 0; + } + +#if defined (SUPPORT_SID_INTERFACE) + if(CopyFromUserWrapper(psPerProc, ui32BridgeID, + &sEventObject.szName, + &psEventObjectCloseIN->sEventObject.szName, + EVENTOBJNAME_MAXLENGTH) != PVRSRV_OK) + { + /*not nulling pointer, out of scope*/ + return -EFAULT; + } + + psRetOUT->eError = OSEventObjectCloseKM(&sEventObject, hOSEventKM); +#else + psRetOUT->eError = OSEventObjectCloseKM(&psEventObjectCloseIN->sEventObject, hOSEventKM); +#endif + + return 0; +} + + +typedef struct _MODIFY_SYNC_OP_INFO +{ + IMG_HANDLE hResItem; + PVRSRV_KERNEL_SYNC_INFO *psKernelSyncInfo; + IMG_UINT32 ui32ModifyFlags; + IMG_UINT32 ui32ReadOpsPendingSnapShot; + IMG_UINT32 ui32WriteOpsPendingSnapShot; + IMG_UINT32 ui32ReadOps2PendingSnapShot; +} MODIFY_SYNC_OP_INFO; + + +static PVRSRV_ERROR DoQuerySyncOpsSatisfied(PVRSRV_KERNEL_SYNC_INFO *psKernelSyncInfo, + IMG_UINT32 ui32ReadOpsPendingSnapShot, + IMG_UINT32 ui32WriteOpsPendingSnapShot, + IMG_UINT32 ui32ReadOps2PendingSnapShot) +{ + IMG_UINT32 ui32WriteOpsPending; + IMG_UINT32 ui32ReadOpsPending; + IMG_UINT32 ui32ReadOps2Pending; + + /* + * + * We wait until the complete count reaches _or_moves_past_ the + * snapshot value. + * + */ + + if (!psKernelSyncInfo) + { + return PVRSRV_ERROR_INVALID_PARAMS; + } + + /* + let p be the pending ops count + let c be the complete ops count + let p' be the previously taken snapshot + + if p exceeds c by an amount greater than that by which + p exceeds p', then the condition is not yet satisfied. + + Note that (p - c) can never be negative, and neither can (p - p') + so we can do the comparison using unsigned arithmetic + */ + ui32WriteOpsPending = psKernelSyncInfo->psSyncData->ui32WriteOpsPending; + ui32ReadOpsPending = psKernelSyncInfo->psSyncData->ui32ReadOpsPending; + ui32ReadOps2Pending = psKernelSyncInfo->psSyncData->ui32ReadOps2Pending; + + if((ui32WriteOpsPending - ui32WriteOpsPendingSnapShot >= + ui32WriteOpsPending - psKernelSyncInfo->psSyncData->ui32WriteOpsComplete) && + (ui32ReadOpsPending - ui32ReadOpsPendingSnapShot >= + ui32ReadOpsPending - psKernelSyncInfo->psSyncData->ui32ReadOpsComplete) && + (ui32ReadOps2Pending - ui32ReadOps2PendingSnapShot >= + ui32ReadOps2Pending - psKernelSyncInfo->psSyncData->ui32ReadOps2Complete)) + { +#if defined(PDUMP) && !defined(SUPPORT_VGX) + /* pdump the sync pol: reads */ + PDumpComment("Poll for read ops complete to reach value (pdump: %u, actual snapshot: %u)", + psKernelSyncInfo->psSyncData->ui32LastReadOpDumpVal, + ui32ReadOpsPendingSnapShot); + PDumpMemPolKM(psKernelSyncInfo->psSyncDataMemInfoKM, + offsetof(PVRSRV_SYNC_DATA, ui32ReadOpsComplete), + psKernelSyncInfo->psSyncData->ui32LastReadOpDumpVal, + 0xFFFFFFFF, + PDUMP_POLL_OPERATOR_EQUAL, /* * see "NB" below */ + 0, + MAKEUNIQUETAG(psKernelSyncInfo->psSyncDataMemInfoKM)); + + /* pdump the sync pol: writes */ + PDumpComment("Poll for write ops complete to reach value (pdump: %u, actual snapshot: %u)", + psKernelSyncInfo->psSyncData->ui32LastOpDumpVal, + ui32WriteOpsPendingSnapShot); + PDumpMemPolKM(psKernelSyncInfo->psSyncDataMemInfoKM, + offsetof(PVRSRV_SYNC_DATA, ui32WriteOpsComplete), + psKernelSyncInfo->psSyncData->ui32LastOpDumpVal, + 0xFFFFFFFF, + PDUMP_POLL_OPERATOR_EQUAL, /* * see "NB" below */ + 0, + MAKEUNIQUETAG(psKernelSyncInfo->psSyncDataMemInfoKM)); + /* NB: FIXME -- really need to POL on an expression to + accurately reflect the condition we need to check. How to + do this in PDUMP? */ +#endif + return PVRSRV_OK; + } + else + { + return PVRSRV_ERROR_RETRY; + } +} + + +static PVRSRV_ERROR DoModifyCompleteSyncOps(MODIFY_SYNC_OP_INFO *psModSyncOpInfo) +{ + PVRSRV_KERNEL_SYNC_INFO *psKernelSyncInfo; + + psKernelSyncInfo = psModSyncOpInfo->psKernelSyncInfo; + + if (!psKernelSyncInfo) + { + return PVRSRV_ERROR_INVALID_PARAMS; + } + + /* If user has used the API correctly, we will always have reached the pending snapshot. + We should catch this error on the client side of the bridge and report it in an obvious way */ + if((psModSyncOpInfo->ui32WriteOpsPendingSnapShot != psKernelSyncInfo->psSyncData->ui32WriteOpsComplete) + || (psModSyncOpInfo->ui32ReadOpsPendingSnapShot != psKernelSyncInfo->psSyncData->ui32ReadOpsComplete)) + { + return PVRSRV_ERROR_BAD_SYNC_STATE; + } + + /* update the WOpComplete */ + if(psModSyncOpInfo->ui32ModifyFlags & PVRSRV_MODIFYSYNCOPS_FLAGS_WO_INC) + { + psKernelSyncInfo->psSyncData->ui32WriteOpsComplete++; + } + + /* update the ROpComplete */ + if(psModSyncOpInfo->ui32ModifyFlags & PVRSRV_MODIFYSYNCOPS_FLAGS_RO_INC) + { + psKernelSyncInfo->psSyncData->ui32ReadOpsComplete++; + } + + return PVRSRV_OK; +} + + +static PVRSRV_ERROR ModifyCompleteSyncOpsCallBack(IMG_PVOID pvParam, + IMG_UINT32 ui32Param, + IMG_BOOL bDummy) +{ + MODIFY_SYNC_OP_INFO *psModSyncOpInfo; + + PVR_UNREFERENCED_PARAMETER(ui32Param); + PVR_UNREFERENCED_PARAMETER(bDummy); + + if (!pvParam) + { + PVR_DPF((PVR_DBG_ERROR, "ModifyCompleteSyncOpsCallBack: invalid parameter")); + return PVRSRV_ERROR_INVALID_PARAMS; + } + + psModSyncOpInfo = (MODIFY_SYNC_OP_INFO*)pvParam; + + if (psModSyncOpInfo->psKernelSyncInfo) + { + LOOP_UNTIL_TIMEOUT(MAX_HW_TIME_US) + { + if (DoQuerySyncOpsSatisfied(psModSyncOpInfo->psKernelSyncInfo, + psModSyncOpInfo->ui32ReadOpsPendingSnapShot, + psModSyncOpInfo->ui32WriteOpsPendingSnapShot, + psModSyncOpInfo->ui32ReadOps2PendingSnapShot) == PVRSRV_OK) + { + goto OpFlushedComplete; + } + PVR_DPF((PVR_DBG_WARNING, "ModifyCompleteSyncOpsCallBack: waiting for current Ops to flush")); + OSSleepms(1); + } END_LOOP_UNTIL_TIMEOUT(); + + PVR_DPF((PVR_DBG_ERROR, "ModifyCompleteSyncOpsCallBack: timeout whilst waiting for current Ops to flush.")); + PVR_DPF((PVR_DBG_ERROR, " Write ops pending snapshot = %d, write ops complete = %d", + psModSyncOpInfo->ui32WriteOpsPendingSnapShot, + psModSyncOpInfo->psKernelSyncInfo->psSyncData->ui32WriteOpsComplete)); + PVR_DPF((PVR_DBG_ERROR, " Read ops pending snapshot = %d, read ops complete = %d", + psModSyncOpInfo->ui32ReadOpsPendingSnapShot, + psModSyncOpInfo->psKernelSyncInfo->psSyncData->ui32ReadOpsComplete)); + PVR_DPF((PVR_DBG_ERROR, " Read ops pending snapshot = %d, read ops2 complete = %d", + psModSyncOpInfo->ui32ReadOps2PendingSnapShot, + psModSyncOpInfo->psKernelSyncInfo->psSyncData->ui32ReadOps2Complete)); + return PVRSRV_ERROR_TIMEOUT; + +OpFlushedComplete: + DoModifyCompleteSyncOps(psModSyncOpInfo); + PVRSRVKernelSyncInfoDecRef(psModSyncOpInfo->psKernelSyncInfo, IMG_NULL); + } + + OSFreeMem(PVRSRV_OS_PAGEABLE_HEAP, sizeof(MODIFY_SYNC_OP_INFO), (IMG_VOID *)psModSyncOpInfo, 0); + + /* re-kick all services managed devices */ + PVRSRVScheduleDeviceCallbacks(); + + return PVRSRV_OK; +} + + +static IMG_INT +PVRSRVCreateSyncInfoModObjBW(IMG_UINT32 ui32BridgeID, + IMG_VOID *psBridgeIn, + PVRSRV_BRIDGE_OUT_CREATE_SYNC_INFO_MOD_OBJ *psCreateSyncInfoModObjOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + MODIFY_SYNC_OP_INFO *psModSyncOpInfo; + + PVR_UNREFERENCED_PARAMETER(psBridgeIn); + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_CREATE_SYNC_INFO_MOD_OBJ); + + NEW_HANDLE_BATCH_OR_ERROR(psCreateSyncInfoModObjOUT->eError, psPerProc, 1) + + ASSIGN_AND_EXIT_ON_ERROR(psCreateSyncInfoModObjOUT->eError, + OSAllocMem(PVRSRV_OS_PAGEABLE_HEAP, + sizeof(MODIFY_SYNC_OP_INFO), + (IMG_VOID **)&psModSyncOpInfo, 0, + "ModSyncOpInfo (MODIFY_SYNC_OP_INFO)")); + + psModSyncOpInfo->psKernelSyncInfo = IMG_NULL; /* mark it as empty */ + + psCreateSyncInfoModObjOUT->eError = PVRSRVAllocHandle(psPerProc->psHandleBase, + &psCreateSyncInfoModObjOUT->hKernelSyncInfoModObj, + psModSyncOpInfo, + PVRSRV_HANDLE_TYPE_SYNC_INFO_MOD_OBJ, + PVRSRV_HANDLE_ALLOC_FLAG_PRIVATE); + + if (psCreateSyncInfoModObjOUT->eError != PVRSRV_OK) + { + return 0; + } + + psModSyncOpInfo->hResItem = ResManRegisterRes(psPerProc->hResManContext, + RESMAN_TYPE_MODIFY_SYNC_OPS, + psModSyncOpInfo, + 0, + &ModifyCompleteSyncOpsCallBack); + + COMMIT_HANDLE_BATCH_OR_ERROR(psCreateSyncInfoModObjOUT->eError, psPerProc) + + return 0; +} + + +static IMG_INT +PVRSRVDestroySyncInfoModObjBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_DESTROY_SYNC_INFO_MOD_OBJ *psDestroySyncInfoModObjIN, + PVRSRV_BRIDGE_RETURN *psDestroySyncInfoModObjOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + MODIFY_SYNC_OP_INFO *psModSyncOpInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_DESTROY_SYNC_INFO_MOD_OBJ); + + psDestroySyncInfoModObjOUT->eError = PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_VOID**)&psModSyncOpInfo, + psDestroySyncInfoModObjIN->hKernelSyncInfoModObj, + PVRSRV_HANDLE_TYPE_SYNC_INFO_MOD_OBJ); + if (psDestroySyncInfoModObjOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVDestroySyncInfoModObjBW: PVRSRVLookupHandle failed")); + return 0; + } + + if(psModSyncOpInfo->psKernelSyncInfo != IMG_NULL) + { + /* Not empty */ + psDestroySyncInfoModObjOUT->eError = PVRSRV_ERROR_INVALID_PARAMS; + return 0; + } + + PVRSRVKernelSyncInfoDecRef(psModSyncOpInfo->psKernelSyncInfo, IMG_NULL); + + psDestroySyncInfoModObjOUT->eError = PVRSRVReleaseHandle(psPerProc->psHandleBase, + psDestroySyncInfoModObjIN->hKernelSyncInfoModObj, + PVRSRV_HANDLE_TYPE_SYNC_INFO_MOD_OBJ); + + if (psDestroySyncInfoModObjOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVDestroySyncInfoModObjBW: PVRSRVReleaseHandle failed")); + return 0; + } + + psDestroySyncInfoModObjOUT->eError = ResManFreeResByPtr(psModSyncOpInfo->hResItem, CLEANUP_WITH_POLL); + if (psDestroySyncInfoModObjOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVDestroySyncInfoModObjBW: ResManFreeResByPtr failed")); + return 0; + } + + return 0; +} + + +static IMG_INT +PVRSRVModifyPendingSyncOpsBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_MODIFY_PENDING_SYNC_OPS *psModifySyncOpsIN, + PVRSRV_BRIDGE_OUT_MODIFY_PENDING_SYNC_OPS *psModifySyncOpsOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_KERNEL_SYNC_INFO *psKernelSyncInfo; + MODIFY_SYNC_OP_INFO *psModSyncOpInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_MODIFY_PENDING_SYNC_OPS); + + psModifySyncOpsOUT->eError = PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_VOID**)&psModSyncOpInfo, + psModifySyncOpsIN->hKernelSyncInfoModObj, + PVRSRV_HANDLE_TYPE_SYNC_INFO_MOD_OBJ); + if (psModifySyncOpsOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVModifyPendingSyncOpsBW: PVRSRVLookupHandle failed")); + return 0; + } + + psModifySyncOpsOUT->eError = PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_VOID**)&psKernelSyncInfo, + psModifySyncOpsIN->hKernelSyncInfo, + PVRSRV_HANDLE_TYPE_SYNC_INFO); + if (psModifySyncOpsOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVModifyPendingSyncOpsBW: PVRSRVLookupHandle failed")); + return 0; + } + + if(psModSyncOpInfo->psKernelSyncInfo) + { + /* SyncInfoModification is not empty */ + psModifySyncOpsOUT->eError = PVRSRV_ERROR_RETRY; + PVR_DPF((PVR_DBG_VERBOSE, "PVRSRVModifyPendingSyncOpsBW: SyncInfo Modification object is not empty")); + return 0; + } + + /* Should never happen, but check to be sure */ + if (psKernelSyncInfo == IMG_NULL) + { + psModifySyncOpsOUT->eError = PVRSRV_ERROR_INVALID_PARAMS; + PVR_DPF((PVR_DBG_VERBOSE, "PVRSRVModifyPendingSyncOpsBW: SyncInfo bad handle")); + return 0; + } + + PVRSRVKernelSyncInfoIncRef(psKernelSyncInfo, IMG_NULL); + /* setup info to store in resman */ + psModSyncOpInfo->psKernelSyncInfo = psKernelSyncInfo; + psModSyncOpInfo->ui32ModifyFlags = psModifySyncOpsIN->ui32ModifyFlags; + psModSyncOpInfo->ui32ReadOpsPendingSnapShot = psKernelSyncInfo->psSyncData->ui32ReadOpsPending; + psModSyncOpInfo->ui32WriteOpsPendingSnapShot = psKernelSyncInfo->psSyncData->ui32WriteOpsPending; + psModSyncOpInfo->ui32ReadOps2PendingSnapShot = psKernelSyncInfo->psSyncData->ui32ReadOps2Pending; + + /* We return PRE-INCREMENTED versions of all sync Op Values */ + + psModifySyncOpsOUT->ui32ReadOpsPending = psKernelSyncInfo->psSyncData->ui32ReadOpsPending; + psModifySyncOpsOUT->ui32WriteOpsPending = psKernelSyncInfo->psSyncData->ui32WriteOpsPending; + psModifySyncOpsOUT->ui32ReadOps2Pending = psKernelSyncInfo->psSyncData->ui32ReadOps2Pending; + + if(psModifySyncOpsIN->ui32ModifyFlags & PVRSRV_MODIFYSYNCOPS_FLAGS_WO_INC) + { + psKernelSyncInfo->psSyncData->ui32WriteOpsPending++; + } + + if(psModifySyncOpsIN->ui32ModifyFlags & PVRSRV_MODIFYSYNCOPS_FLAGS_RO_INC) + { + psKernelSyncInfo->psSyncData->ui32ReadOpsPending++; + } + + /* pull the resman item to the front of the list */ + psModifySyncOpsOUT->eError = ResManDissociateRes(psModSyncOpInfo->hResItem, + psPerProc->hResManContext); + + if (psModifySyncOpsOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVModifyPendingSyncOpsBW: PVRSRVLookupHandle failed")); + return 0; + } + + return 0; +} + + +static IMG_INT +PVRSRVModifyCompleteSyncOpsBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_MODIFY_COMPLETE_SYNC_OPS *psModifySyncOpsIN, + PVRSRV_BRIDGE_RETURN *psModifySyncOpsOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + MODIFY_SYNC_OP_INFO *psModSyncOpInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_MODIFY_COMPLETE_SYNC_OPS); + + psModifySyncOpsOUT->eError = PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_VOID**)&psModSyncOpInfo, + psModifySyncOpsIN->hKernelSyncInfoModObj, + PVRSRV_HANDLE_TYPE_SYNC_INFO_MOD_OBJ); + if (psModifySyncOpsOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVModifyCompleteSyncOpsBW: PVRSRVLookupHandle failed")); + return 0; + } + + if(psModSyncOpInfo->psKernelSyncInfo == IMG_NULL) + { + /* Empty */ + psModifySyncOpsOUT->eError = PVRSRV_ERROR_INVALID_PARAMS; + return 0; + } + + psModifySyncOpsOUT->eError = DoModifyCompleteSyncOps(psModSyncOpInfo); + + if (psModifySyncOpsOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVModifyCompleteSyncOpsBW: DoModifyCompleteSyncOps failed")); + return 0; + } + + PVRSRVKernelSyncInfoDecRef(psModSyncOpInfo->psKernelSyncInfo, IMG_NULL); + psModSyncOpInfo->psKernelSyncInfo = IMG_NULL; + + /* re-kick all services managed devices */ + PVRSRVScheduleDeviceCallbacks(); + + return 0; +} + + +static IMG_INT +PVRSRVSyncOpsTakeTokenBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_SYNC_OPS_TAKE_TOKEN *psSyncOpsTakeTokenIN, + PVRSRV_BRIDGE_OUT_SYNC_OPS_TAKE_TOKEN *psSyncOpsTakeTokenOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_KERNEL_SYNC_INFO *psKernelSyncInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SYNC_OPS_TAKE_TOKEN); + + psSyncOpsTakeTokenOUT->eError = PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_VOID**)&psKernelSyncInfo, + psSyncOpsTakeTokenIN->hKernelSyncInfo, + PVRSRV_HANDLE_TYPE_SYNC_INFO); + if (psSyncOpsTakeTokenOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVSyncOpsTakeTokenBW: PVRSRVLookupHandle failed")); + return 0; + } + + /* We return PRE-INCREMENTED versions of all sync Op Values */ + + psSyncOpsTakeTokenOUT->ui32ReadOpsPending = psKernelSyncInfo->psSyncData->ui32ReadOpsPending; + psSyncOpsTakeTokenOUT->ui32WriteOpsPending = psKernelSyncInfo->psSyncData->ui32WriteOpsPending; + psSyncOpsTakeTokenOUT->ui32ReadOps2Pending = psKernelSyncInfo->psSyncData->ui32ReadOps2Pending; + + return 0; +} + + +static IMG_INT +PVRSRVSyncOpsFlushToTokenBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_SYNC_OPS_FLUSH_TO_TOKEN *psSyncOpsFlushToTokenIN, + PVRSRV_BRIDGE_RETURN *psSyncOpsFlushToTokenOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_KERNEL_SYNC_INFO *psKernelSyncInfo; + IMG_UINT32 ui32ReadOpsPendingSnapshot; + IMG_UINT32 ui32WriteOpsPendingSnapshot; + IMG_UINT32 ui32ReadOps2PendingSnapshot; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SYNC_OPS_FLUSH_TO_TOKEN); + + psSyncOpsFlushToTokenOUT->eError = PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_VOID**)&psKernelSyncInfo, + psSyncOpsFlushToTokenIN->hKernelSyncInfo, + PVRSRV_HANDLE_TYPE_SYNC_INFO); + if (psSyncOpsFlushToTokenOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVSyncOpsFlushToTokenBW: PVRSRVLookupHandle failed")); + return 0; + } + + ui32ReadOpsPendingSnapshot = psSyncOpsFlushToTokenIN->ui32ReadOpsPendingSnapshot; + ui32WriteOpsPendingSnapshot = psSyncOpsFlushToTokenIN->ui32WriteOpsPendingSnapshot; + ui32ReadOps2PendingSnapshot = psSyncOpsFlushToTokenIN->ui32ReadOps2PendingSnapshot; + + psSyncOpsFlushToTokenOUT->eError = DoQuerySyncOpsSatisfied(psKernelSyncInfo, + ui32ReadOpsPendingSnapshot, + ui32WriteOpsPendingSnapshot, + ui32ReadOps2PendingSnapshot); + + if (psSyncOpsFlushToTokenOUT->eError != PVRSRV_OK && psSyncOpsFlushToTokenOUT->eError != PVRSRV_ERROR_RETRY) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVSyncOpsFlushToTokenBW: DoQuerySyncOpsSatisfied failed")); + return 0; + } + + return 0; +} + + +static IMG_INT +PVRSRVSyncOpsFlushToModObjBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_SYNC_OPS_FLUSH_TO_MOD_OBJ *psSyncOpsFlushToModObjIN, + PVRSRV_BRIDGE_RETURN *psSyncOpsFlushToModObjOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + MODIFY_SYNC_OP_INFO *psModSyncOpInfo; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SYNC_OPS_FLUSH_TO_MOD_OBJ); + + psSyncOpsFlushToModObjOUT->eError = PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_VOID**)&psModSyncOpInfo, + psSyncOpsFlushToModObjIN->hKernelSyncInfoModObj, + PVRSRV_HANDLE_TYPE_SYNC_INFO_MOD_OBJ); + if (psSyncOpsFlushToModObjOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVSyncOpsFlushToModObjBW: PVRSRVLookupHandle failed")); + return 0; + } + + if(psModSyncOpInfo->psKernelSyncInfo == IMG_NULL) + { + /* Empty */ + psSyncOpsFlushToModObjOUT->eError = PVRSRV_ERROR_INVALID_PARAMS; + return 0; + } + + psSyncOpsFlushToModObjOUT->eError = DoQuerySyncOpsSatisfied(psModSyncOpInfo->psKernelSyncInfo, + psModSyncOpInfo->ui32ReadOpsPendingSnapShot, + psModSyncOpInfo->ui32WriteOpsPendingSnapShot, + psModSyncOpInfo->ui32ReadOps2PendingSnapShot); + + if (psSyncOpsFlushToModObjOUT->eError != PVRSRV_OK && psSyncOpsFlushToModObjOUT->eError != PVRSRV_ERROR_RETRY) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVSyncOpsFlushToModObjBW: DoQuerySyncOpsSatisfied failed")); + return 0; + } + + return 0; +} + + +static IMG_INT +PVRSRVSyncOpsFlushToDeltaBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_SYNC_OPS_FLUSH_TO_DELTA *psSyncOpsFlushToDeltaIN, + PVRSRV_BRIDGE_RETURN *psSyncOpsFlushToDeltaOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_KERNEL_SYNC_INFO *psSyncInfo; + IMG_UINT32 ui32DeltaRead; + IMG_UINT32 ui32DeltaWrite; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_SYNC_OPS_FLUSH_TO_DELTA); + + psSyncOpsFlushToDeltaOUT->eError = PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_VOID**)&psSyncInfo, + psSyncOpsFlushToDeltaIN->hKernelSyncInfo, + PVRSRV_HANDLE_TYPE_SYNC_INFO); + if (psSyncOpsFlushToDeltaOUT->eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVSyncOpsFlushToDeltaBW: PVRSRVLookupHandle failed")); + return 0; + } + + /* FIXME: there's logic here in the bridge-wrapper - this needs to be moved to + a better place */ + + ui32DeltaRead = psSyncInfo->psSyncData->ui32ReadOpsPending - psSyncInfo->psSyncData->ui32ReadOpsComplete; + ui32DeltaWrite = psSyncInfo->psSyncData->ui32WriteOpsPending - psSyncInfo->psSyncData->ui32WriteOpsComplete; + + if (ui32DeltaRead <= psSyncOpsFlushToDeltaIN->ui32Delta && ui32DeltaWrite <= psSyncOpsFlushToDeltaIN->ui32Delta) + { +#if defined(PDUMP) && !defined(SUPPORT_VGX) + /* pdump the sync pol: reads */ + PDumpComment("Poll for read ops complete to delta (%u)", + psSyncOpsFlushToDeltaIN->ui32Delta); + psSyncOpsFlushToDeltaOUT->eError = + PDumpMemPolKM(psSyncInfo->psSyncDataMemInfoKM, + offsetof(PVRSRV_SYNC_DATA, ui32ReadOpsComplete), + psSyncInfo->psSyncData->ui32LastReadOpDumpVal, + 0xFFFFFFFF, + PDUMP_POLL_OPERATOR_GREATEREQUAL, + 0, + MAKEUNIQUETAG(psSyncInfo->psSyncDataMemInfoKM)); + + /* pdump the sync pol: writes */ + PDumpComment("Poll for write ops complete to delta (%u)", + psSyncOpsFlushToDeltaIN->ui32Delta); + psSyncOpsFlushToDeltaOUT->eError = + PDumpMemPolKM(psSyncInfo->psSyncDataMemInfoKM, + offsetof(PVRSRV_SYNC_DATA, ui32WriteOpsComplete), + psSyncInfo->psSyncData->ui32LastOpDumpVal, + 0xFFFFFFFF, + PDUMP_POLL_OPERATOR_GREATEREQUAL, + 0, + MAKEUNIQUETAG(psSyncInfo->psSyncDataMemInfoKM)); +#endif + + psSyncOpsFlushToDeltaOUT->eError = PVRSRV_OK; + } + else + { + psSyncOpsFlushToDeltaOUT->eError = PVRSRV_ERROR_RETRY; + } + + return 0; +} + + +static PVRSRV_ERROR +FreeSyncInfoCallback(IMG_PVOID pvParam, + IMG_UINT32 ui32Param, + IMG_BOOL bDummy) +{ + PVRSRV_KERNEL_SYNC_INFO *psSyncInfo; + + PVR_UNREFERENCED_PARAMETER(ui32Param); + PVR_UNREFERENCED_PARAMETER(bDummy); + + psSyncInfo = (PVRSRV_KERNEL_SYNC_INFO *)pvParam; + + PVRSRVKernelSyncInfoDecRef(psSyncInfo, IMG_NULL); + + return PVRSRV_OK; +} + + +static IMG_INT +PVRSRVAllocSyncInfoBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_ALLOC_SYNC_INFO *psAllocSyncInfoIN, + PVRSRV_BRIDGE_OUT_ALLOC_SYNC_INFO *psAllocSyncInfoOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_KERNEL_SYNC_INFO *psSyncInfo; + PVRSRV_ERROR eError; + PVRSRV_DEVICE_NODE *psDeviceNode; + IMG_HANDLE hDevMemContext; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_ALLOC_SYNC_INFO); + + NEW_HANDLE_BATCH_OR_ERROR(psAllocSyncInfoOUT->eError, psPerProc, 1) + + eError = PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_HANDLE *)&psDeviceNode, + psAllocSyncInfoIN->hDevCookie, + PVRSRV_HANDLE_TYPE_DEV_NODE); + if(eError != PVRSRV_OK) + { + goto allocsyncinfo_errorexit; + } + + hDevMemContext = psDeviceNode->sDevMemoryInfo.pBMKernelContext; + + eError = PVRSRVAllocSyncInfoKM(psDeviceNode, + hDevMemContext, + &psSyncInfo); + + if (eError != PVRSRV_OK) + { + goto allocsyncinfo_errorexit; + } + + eError = PVRSRVAllocHandle(psPerProc->psHandleBase, + &psAllocSyncInfoOUT->hKernelSyncInfo, + psSyncInfo, + PVRSRV_HANDLE_TYPE_SYNC_INFO, + PVRSRV_HANDLE_ALLOC_FLAG_PRIVATE); + + if(eError != PVRSRV_OK) + { + goto allocsyncinfo_errorexit_freesyncinfo; + } + + psSyncInfo->hResItem = ResManRegisterRes(psPerProc->hResManContext, + RESMAN_TYPE_SYNC_INFO, + psSyncInfo, + 0, + &FreeSyncInfoCallback); + + /* Success */ + goto allocsyncinfo_commit; + + /* Error handling */ + allocsyncinfo_errorexit_freesyncinfo: + PVRSRVKernelSyncInfoDecRef(psSyncInfo, IMG_NULL); + + allocsyncinfo_errorexit: + + /* Common exit */ + allocsyncinfo_commit: + psAllocSyncInfoOUT->eError = eError; + COMMIT_HANDLE_BATCH_OR_ERROR(eError, psPerProc); + + return 0; +} + + +static IMG_INT +PVRSRVFreeSyncInfoBW(IMG_UINT32 ui32BridgeID, + PVRSRV_BRIDGE_IN_FREE_SYNC_INFO *psFreeSyncInfoIN, + PVRSRV_BRIDGE_RETURN *psFreeSyncInfoOUT, + PVRSRV_PER_PROCESS_DATA *psPerProc) +{ + PVRSRV_KERNEL_SYNC_INFO *psSyncInfo; + PVRSRV_ERROR eError; + + PVRSRV_BRIDGE_ASSERT_CMD(ui32BridgeID, PVRSRV_BRIDGE_FREE_SYNC_INFO); + + eError = PVRSRVLookupHandle(psPerProc->psHandleBase, + (IMG_VOID**)&psSyncInfo, + psFreeSyncInfoIN->hKernelSyncInfo, + PVRSRV_HANDLE_TYPE_SYNC_INFO); + if (eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVFreeSyncInfoBW: PVRSRVLookupHandle failed")); + psFreeSyncInfoOUT->eError = eError; + return 0; + } + + eError = PVRSRVReleaseHandle(psPerProc->psHandleBase, + psFreeSyncInfoIN->hKernelSyncInfo, + PVRSRV_HANDLE_TYPE_SYNC_INFO); + + if (eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVFreeSyncInfoBW: PVRSRVReleaseHandle failed")); + psFreeSyncInfoOUT->eError = eError; + return 0; + } + + eError = ResManFreeResByPtr(psSyncInfo->hResItem, CLEANUP_WITH_POLL); + if (eError != PVRSRV_OK) + { + PVR_DPF((PVR_DBG_ERROR, "PVRSRVFreeSyncInfoBW: ResManFreeResByPtr failed")); + psFreeSyncInfoOUT->eError = eError; + return 0; + } + + return 0; +} + + +PVRSRV_ERROR +CommonBridgeInit(IMG_VOID) +{ + IMG_UINT32 i; + + SetDispatchTableEntry(PVRSRV_BRIDGE_ENUM_DEVICES, PVRSRVEnumerateDevicesBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_ACQUIRE_DEVICEINFO, PVRSRVAcquireDeviceDataBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_RELEASE_DEVICEINFO, DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_CREATE_DEVMEMCONTEXT, PVRSRVCreateDeviceMemContextBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_DESTROY_DEVMEMCONTEXT, PVRSRVDestroyDeviceMemContextBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_GET_DEVMEM_HEAPINFO, PVRSRVGetDeviceMemHeapInfoBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_ALLOC_DEVICEMEM, PVRSRVAllocDeviceMemBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_FREE_DEVICEMEM, PVRSRVFreeDeviceMemBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_GETFREE_DEVICEMEM, PVRSRVGetFreeDeviceMemBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_CREATE_COMMANDQUEUE, DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_DESTROY_COMMANDQUEUE, DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_MHANDLE_TO_MMAP_DATA, PVRMMapOSMemHandleToMMapDataBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_CONNECT_SERVICES, PVRSRVConnectBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_DISCONNECT_SERVICES, PVRSRVDisconnectBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_WRAP_DEVICE_MEM, DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_GET_DEVICEMEMINFO, DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_RESERVE_DEV_VIRTMEM , DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_FREE_DEV_VIRTMEM, DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_MAP_EXT_MEMORY, DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_UNMAP_EXT_MEMORY, DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_MAP_DEV_MEMORY, PVRSRVMapDeviceMemoryBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_UNMAP_DEV_MEMORY, PVRSRVUnmapDeviceMemoryBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_MAP_DEVICECLASS_MEMORY, PVRSRVMapDeviceClassMemoryBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_UNMAP_DEVICECLASS_MEMORY, PVRSRVUnmapDeviceClassMemoryBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_MAP_MEM_INFO_TO_USER, DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_UNMAP_MEM_INFO_FROM_USER, DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_EXPORT_DEVICEMEM, PVRSRVExportDeviceMemBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_RELEASE_MMAP_DATA, PVRMMapReleaseMMapDataBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_CHG_DEV_MEM_ATTRIBS, PVRSRVChangeDeviceMemoryAttributesBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_MAP_DEV_MEMORY_2, PVRSRVMapDeviceMemoryBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_EXPORT_DEVICEMEM_2, PVRSRVExportDeviceMemBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_MULTI_MANAGE_DEV_MEM, PVRSRVMultiManageDevMemBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_CORE_CMD_RESERVED_1, DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_CORE_CMD_RESERVED_2, DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_CORE_CMD_RESERVED_3, DummyBW); +#if defined(SUPPORT_ION) + SetDispatchTableEntry(PVRSRV_BRIDGE_MAP_ION_HANDLE, PVRSRVMapIonHandleBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_UNMAP_ION_HANDLE, PVRSRVUnmapIonHandleBW); +#endif + + /* SIM */ + SetDispatchTableEntry(PVRSRV_BRIDGE_PROCESS_SIMISR_EVENT, DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_REGISTER_SIM_PROCESS, DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_UNREGISTER_SIM_PROCESS, DummyBW); + + /* User Mapping */ + SetDispatchTableEntry(PVRSRV_BRIDGE_MAPPHYSTOUSERSPACE, DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_UNMAPPHYSTOUSERSPACE, DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_GETPHYSTOUSERSPACEMAP, DummyBW); + + SetDispatchTableEntry(PVRSRV_BRIDGE_GET_FB_STATS, DummyBW); + + /* API to retrieve misc. info. from services */ + SetDispatchTableEntry(PVRSRV_BRIDGE_GET_MISC_INFO, PVRSRVGetMiscInfoBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_RELEASE_MISC_INFO, DummyBW); + + /* Overlay ioctls */ +#if defined (SUPPORT_OVERLAY_ROTATE_BLIT) + SetDispatchTableEntry(PVRSRV_BRIDGE_INIT_3D_OVL_BLT_RES, DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_DEINIT_3D_OVL_BLT_RES, DummyBW); +#endif + + + /* PDUMP */ +#if defined(PDUMP) + SetDispatchTableEntry(PVRSRV_BRIDGE_PDUMP_INIT, DummyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_PDUMP_MEMPOL, PDumpMemPolBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_PDUMP_DUMPMEM, PDumpMemBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_PDUMP_REG, PDumpRegWithFlagsBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_PDUMP_REGPOL, PDumpRegPolBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_PDUMP_COMMENT, PDumpCommentBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_PDUMP_SETFRAME, PDumpSetFrameBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_PDUMP_ISCAPTURING, PDumpIsCaptureFrameBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_PDUMP_DUMPBITMAP, PDumpBitmapBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_PDUMP_DUMPREADREG, PDumpReadRegBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_PDUMP_SYNCPOL, PDumpSyncPolBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_PDUMP_DUMPSYNC, PDumpSyncDumpBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_PDUMP_MEMPAGES, PDumpMemPagesBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_PDUMP_DRIVERINFO, PDumpDriverInfoBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_PDUMP_DUMPPDDEVPADDR, PDumpPDDevPAddrBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_PDUMP_CYCLE_COUNT_REG_READ, PDumpCycleCountRegReadBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_PDUMP_STARTINITPHASE, PDumpStartInitPhaseBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_PDUMP_STOPINITPHASE, PDumpStopInitPhaseBW); +#endif /* defined(PDUMP) */ + + /* DisplayClass APIs */ + SetDispatchTableEntry(PVRSRV_BRIDGE_GET_OEMJTABLE, DummyBW); + + /* device class enum */ + SetDispatchTableEntry(PVRSRV_BRIDGE_ENUM_CLASS, PVRSRVEnumerateDCBW); + + /* display class API */ + SetDispatchTableEntry(PVRSRV_BRIDGE_OPEN_DISPCLASS_DEVICE, PVRSRVOpenDCDeviceBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_CLOSE_DISPCLASS_DEVICE, PVRSRVCloseDCDeviceBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_ENUM_DISPCLASS_FORMATS, PVRSRVEnumDCFormatsBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_ENUM_DISPCLASS_DIMS, PVRSRVEnumDCDimsBW); +#if defined(SUPPORT_PVRSRV_GET_DC_SYSTEM_BUFFER) + SetDispatchTableEntry(PVRSRV_BRIDGE_GET_DISPCLASS_SYSBUFFER, PVRSRVGetDCSystemBufferBW); +#else + SetDispatchTableEntry(PVRSRV_BRIDGE_GET_DISPCLASS_SYSBUFFER, DummyBW); +#endif + SetDispatchTableEntry(PVRSRV_BRIDGE_GET_DISPCLASS_INFO, PVRSRVGetDCInfoBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_CREATE_DISPCLASS_SWAPCHAIN, PVRSRVCreateDCSwapChainBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_DESTROY_DISPCLASS_SWAPCHAIN, PVRSRVDestroyDCSwapChainBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_SET_DISPCLASS_DSTRECT, PVRSRVSetDCDstRectBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_SET_DISPCLASS_SRCRECT, PVRSRVSetDCSrcRectBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_SET_DISPCLASS_DSTCOLOURKEY, PVRSRVSetDCDstColourKeyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_SET_DISPCLASS_SRCCOLOURKEY, PVRSRVSetDCSrcColourKeyBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_GET_DISPCLASS_BUFFERS, PVRSRVGetDCBuffersBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_SWAP_DISPCLASS_TO_BUFFER, PVRSRVSwapToDCBufferBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_SWAP_DISPCLASS_TO_BUFFER2, PVRSRVSwapToDCBuffer2BW); + SetDispatchTableEntry(PVRSRV_BRIDGE_SWAP_DISPCLASS_TO_SYSTEM, PVRSRVSwapToDCSystemBW); + + /* buffer class API */ + SetDispatchTableEntry(PVRSRV_BRIDGE_OPEN_BUFFERCLASS_DEVICE, PVRSRVOpenBCDeviceBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_CLOSE_BUFFERCLASS_DEVICE, PVRSRVCloseBCDeviceBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_GET_BUFFERCLASS_INFO, PVRSRVGetBCInfoBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_GET_BUFFERCLASS_BUFFER, PVRSRVGetBCBufferBW); + + /* Wrap/Unwrap external memory */ + SetDispatchTableEntry(PVRSRV_BRIDGE_WRAP_EXT_MEMORY, PVRSRVWrapExtMemoryBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_UNWRAP_EXT_MEMORY, PVRSRVUnwrapExtMemoryBW); + + /* Shared memory */ + SetDispatchTableEntry(PVRSRV_BRIDGE_ALLOC_SHARED_SYS_MEM, PVRSRVAllocSharedSysMemoryBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_FREE_SHARED_SYS_MEM, PVRSRVFreeSharedSysMemoryBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_MAP_MEMINFO_MEM, PVRSRVMapMemInfoMemBW); + + /* Intialisation Service support */ + SetDispatchTableEntry(PVRSRV_BRIDGE_INITSRV_CONNECT, &PVRSRVInitSrvConnectBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_INITSRV_DISCONNECT, &PVRSRVInitSrvDisconnectBW); + + /* Event Object */ + SetDispatchTableEntry(PVRSRV_BRIDGE_EVENT_OBJECT_WAIT, &PVRSRVEventObjectWaitBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_EVENT_OBJECT_OPEN, &PVRSRVEventObjectOpenBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_EVENT_OBJECT_CLOSE, &PVRSRVEventObjectCloseBW); + + SetDispatchTableEntry(PVRSRV_BRIDGE_CREATE_SYNC_INFO_MOD_OBJ, PVRSRVCreateSyncInfoModObjBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_DESTROY_SYNC_INFO_MOD_OBJ, PVRSRVDestroySyncInfoModObjBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_MODIFY_PENDING_SYNC_OPS, PVRSRVModifyPendingSyncOpsBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_MODIFY_COMPLETE_SYNC_OPS, PVRSRVModifyCompleteSyncOpsBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_SYNC_OPS_TAKE_TOKEN, PVRSRVSyncOpsTakeTokenBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_SYNC_OPS_FLUSH_TO_TOKEN, PVRSRVSyncOpsFlushToTokenBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_SYNC_OPS_FLUSH_TO_MOD_OBJ, PVRSRVSyncOpsFlushToModObjBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_SYNC_OPS_FLUSH_TO_DELTA, PVRSRVSyncOpsFlushToDeltaBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_ALLOC_SYNC_INFO, PVRSRVAllocSyncInfoBW); + SetDispatchTableEntry(PVRSRV_BRIDGE_FREE_SYNC_INFO, PVRSRVFreeSyncInfoBW); + +#if defined (SUPPORT_SGX) + SetSGXDispatchTableEntry(); +#endif +#if defined (SUPPORT_VGX) + SetVGXDispatchTableEntry(); +#endif +#if defined (SUPPORT_MSVDX) + SetMSVDXDispatchTableEntry(); +#endif + + /* A safety net to help ensure there won't be any un-initialised dispatch + * table entries... */ + /* Note: This is specifically done _after_ setting all the dispatch entries + * so that SetDispatchTableEntry can detect mistakes where entries + * overlap */ + for(i=0;i<BRIDGE_DISPATCH_TABLE_ENTRY_COUNT;i++) + { + if(!g_BridgeDispatchTable[i].pfFunction) + { + g_BridgeDispatchTable[i].pfFunction = &DummyBW; +#if defined(DEBUG_BRIDGE_KM) + g_BridgeDispatchTable[i].pszIOCName = "_PVRSRV_BRIDGE_DUMMY"; + g_BridgeDispatchTable[i].pszFunctionName = "DummyBW"; + g_BridgeDispatchTable[i].ui32CallCount = 0; + g_BridgeDispatchTable[i].ui32CopyFromUserTotalBytes = 0; + g_BridgeDispatchTable[i].ui32CopyToUserTotalBytes = 0; +#endif + } + } + + return PVRSRV_OK; +} + +IMG_INT BridgedDispatchKM(PVRSRV_PER_PROCESS_DATA * psPerProc, + PVRSRV_BRIDGE_PACKAGE * psBridgePackageKM) +{ + IMG_VOID * psBridgeIn; + IMG_VOID * psBridgeOut; + BridgeWrapperFunction pfBridgeHandler; + IMG_UINT32 ui32BridgeID = psBridgePackageKM->ui32BridgeID; + IMG_INT err = -EFAULT; + +#if defined(DEBUG_TRACE_BRIDGE_KM) + PVR_DPF((PVR_DBG_ERROR, "%s: %s", + __FUNCTION__, + g_BridgeDispatchTable[ui32BridgeID].pszIOCName)); +#endif + +#if defined(DEBUG_BRIDGE_KM) + g_BridgeDispatchTable[ui32BridgeID].ui32CallCount++; + g_BridgeGlobalStats.ui32IOCTLCount++; +#endif + + if(!psPerProc->bInitProcess) + { + if(PVRSRVGetInitServerState(PVRSRV_INIT_SERVER_RAN)) + { + if(!PVRSRVGetInitServerState(PVRSRV_INIT_SERVER_SUCCESSFUL)) + { + PVR_DPF((PVR_DBG_ERROR, "%s: Initialisation failed. Driver unusable.", + __FUNCTION__)); + goto return_fault; + } + } + else + { + if(PVRSRVGetInitServerState(PVRSRV_INIT_SERVER_RUNNING)) + { + PVR_DPF((PVR_DBG_ERROR, "%s: Initialisation is in progress", + __FUNCTION__)); + goto return_fault; + } + else + { + /* Only certain operations are allowed */ + switch(ui32BridgeID) + { + case PVRSRV_GET_BRIDGE_ID(PVRSRV_BRIDGE_CONNECT_SERVICES): + case PVRSRV_GET_BRIDGE_ID(PVRSRV_BRIDGE_DISCONNECT_SERVICES): + case PVRSRV_GET_BRIDGE_ID(PVRSRV_BRIDGE_INITSRV_CONNECT): + case PVRSRV_GET_BRIDGE_ID(PVRSRV_BRIDGE_INITSRV_DISCONNECT): + break; + default: + PVR_DPF((PVR_DBG_ERROR, "%s: Driver initialisation not completed yet.", + __FUNCTION__)); + goto return_fault; + } + } + } + } + +#if defined(__linux__) + { + /* This should be moved into the linux specific code */ + SYS_DATA *psSysData; + + SysAcquireData(&psSysData); + + /* We have already set up some static buffers to store our ioctl data... */ + psBridgeIn = ((ENV_DATA *)psSysData->pvEnvSpecificData)->pvBridgeData; + psBridgeOut = (IMG_PVOID)((IMG_PBYTE)psBridgeIn + PVRSRV_MAX_BRIDGE_IN_SIZE); + + /* check we are not using a bigger bridge than allocated */ + if((psBridgePackageKM->ui32InBufferSize > PVRSRV_MAX_BRIDGE_IN_SIZE) || + (psBridgePackageKM->ui32OutBufferSize > PVRSRV_MAX_BRIDGE_OUT_SIZE)) + { + goto return_fault; + } + + + if(psBridgePackageKM->ui32InBufferSize > 0) + { + if(!OSAccessOK(PVR_VERIFY_READ, + psBridgePackageKM->pvParamIn, + psBridgePackageKM->ui32InBufferSize)) + { + PVR_DPF((PVR_DBG_ERROR, "%s: Invalid pvParamIn pointer", __FUNCTION__)); + } + + if(CopyFromUserWrapper(psPerProc, + ui32BridgeID, + psBridgeIn, + psBridgePackageKM->pvParamIn, + psBridgePackageKM->ui32InBufferSize) + != PVRSRV_OK) + { + goto return_fault; + } + } + } +#else + psBridgeIn = psBridgePackageKM->pvParamIn; + psBridgeOut = psBridgePackageKM->pvParamOut; +#endif + + if(ui32BridgeID >= (BRIDGE_DISPATCH_TABLE_ENTRY_COUNT)) + { + PVR_DPF((PVR_DBG_ERROR, "%s: ui32BridgeID = %d is out if range!", + __FUNCTION__, ui32BridgeID)); + goto return_fault; + } + pfBridgeHandler = + (BridgeWrapperFunction)g_BridgeDispatchTable[ui32BridgeID].pfFunction; + err = pfBridgeHandler(ui32BridgeID, + psBridgeIn, + psBridgeOut, + psPerProc); + if(err < 0) + { + goto return_fault; + } + +#if defined(__linux__) + /* This should be moved into the linux specific code */ + if(CopyToUserWrapper(psPerProc, + ui32BridgeID, + psBridgePackageKM->pvParamOut, + psBridgeOut, + psBridgePackageKM->ui32OutBufferSize) + != PVRSRV_OK) + { + goto return_fault; + } +#endif + + err = 0; +return_fault: + + ReleaseHandleBatch(psPerProc); + return err; +} + +/****************************************************************************** + End of file (bridged_pvr_bridge.c) +******************************************************************************/ |