| /*************************************************************************/ /*! |
| @File rgxsyncutils.c |
| @Title RGX Sync Utilities |
| @Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved |
| @Description RGX Sync helper functions |
| @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 "rgxsyncutils.h" |
| |
| #include "sync_server.h" |
| #include "sync_internal.h" |
| #include "sync.h" |
| #include "allocmem.h" |
| |
| #if defined(SUPPORT_BUFFER_SYNC) |
| #include "pvr_buffer_sync.h" |
| #endif |
| |
| #include "sync_checkpoint.h" |
| #include "sync_checkpoint_internal.h" |
| |
| //#define TA3D_CHECKPOINT_DEBUG |
| |
| #if defined(TA3D_CHECKPOINT_DEBUG) |
| #define CHKPT_DBG(X) PVR_DPF(X) |
| static |
| void _DebugSyncValues(IMG_UINT32 *pui32UpdateValues, |
| IMG_UINT32 ui32Count) |
| { |
| IMG_UINT32 iii; |
| IMG_UINT32 *pui32Tmp = (IMG_UINT32*)pui32UpdateValues; |
| |
| for (iii = 0; iii < ui32Count; iii++) |
| { |
| CHKPT_DBG((PVR_DBG_ERROR, "%s: pui32IntAllocatedUpdateValues[%d](<%p>) = 0x%x", __func__, iii, (void*)pui32Tmp, *pui32Tmp)); |
| pui32Tmp++; |
| } |
| } |
| #else |
| #define CHKPT_DBG(X) |
| #endif |
| |
| |
| PVRSRV_ERROR RGXSyncAppendTimelineUpdate(IMG_UINT32 ui32FenceTimelineUpdateValue, |
| SYNC_ADDR_LIST *psSyncList, |
| SYNC_ADDR_LIST *psPRSyncList, |
| PVRSRV_CLIENT_SYNC_PRIM *psFenceTimelineUpdateSync, |
| RGX_SYNC_DATA *psSyncData, |
| IMG_BOOL bKick3D) |
| { |
| IMG_UINT32 *pui32TimelineUpdateWOff = NULL; |
| IMG_UINT32 *pui32IntAllocatedUpdateValues = NULL; |
| |
| IMG_UINT32 ui32ClientUpdateValueCount = psSyncData->ui32ClientUpdateValueCount; |
| |
| /* Space for original client updates, and the one new update */ |
| size_t uiUpdateSize = sizeof(*pui32IntAllocatedUpdateValues) * (ui32ClientUpdateValueCount + 1); |
| |
| if (!bKick3D) |
| { |
| /* Additional space for one PR update, only the newest one */ |
| uiUpdateSize += sizeof(*pui32IntAllocatedUpdateValues) * 1; |
| } |
| |
| CHKPT_DBG((PVR_DBG_ERROR, "%s: About to allocate memory to hold updates in pui32IntAllocatedUpdateValues(<%p>)", __func__, \ |
| (void*)pui32IntAllocatedUpdateValues)); |
| |
| /* Allocate memory to hold the list of update values (including our timeline update) */ |
| pui32IntAllocatedUpdateValues = OSAllocMem(uiUpdateSize); |
| if (!pui32IntAllocatedUpdateValues) |
| { |
| /* Failed to allocate memory */ |
| return PVRSRV_ERROR_OUT_OF_MEMORY; |
| } |
| OSCachedMemSet(pui32IntAllocatedUpdateValues, 0xcc, uiUpdateSize); |
| pui32TimelineUpdateWOff = pui32IntAllocatedUpdateValues; |
| |
| { |
| CHKPT_DBG((PVR_DBG_ERROR, "%s: Copying %d %s update values into pui32IntAllocatedUpdateValues(<%p>)", __func__, \ |
| ui32ClientUpdateValueCount, bKick3D ? "TA/3D" : "TA/PR", (void*)pui32IntAllocatedUpdateValues)); |
| /* Copy the update values into the new memory, then append our timeline update value */ |
| OSCachedMemCopy(pui32TimelineUpdateWOff, psSyncData->paui32ClientUpdateValue, ui32ClientUpdateValueCount * sizeof(*psSyncData->paui32ClientUpdateValue)); |
| |
| #if defined(TA3D_CHECKPOINT_DEBUG) |
| _DebugSyncValues(pui32TimelineUpdateWOff, ui32ClientUpdateValueCount); |
| #endif |
| |
| pui32TimelineUpdateWOff += ui32ClientUpdateValueCount; |
| } |
| |
| /* Now set the additional update value and append the timeline sync prim addr to either the |
| * render context 3D (or TA) update list |
| */ |
| CHKPT_DBG((PVR_DBG_ERROR, "%s: Appending the additional update value (0x%x) to psRenderContext->sSyncAddrList%sUpdate...", __func__, \ |
| ui32FenceTimelineUpdateValue, bKick3D ? "TA/3D" : "TA/PR")); |
| |
| /* Append the TA/3D update */ |
| { |
| *pui32TimelineUpdateWOff++ = ui32FenceTimelineUpdateValue; |
| psSyncData->ui32ClientUpdateValueCount++; |
| psSyncData->ui32ClientUpdateCount++; |
| SyncAddrListAppendSyncPrim(psSyncList, psFenceTimelineUpdateSync); |
| |
| if (!psSyncData->pauiClientUpdateUFOAddress) |
| { |
| psSyncData->pauiClientUpdateUFOAddress = psSyncList->pasFWAddrs; |
| } |
| /* Update paui32ClientUpdateValue to point to our new list of update values */ |
| psSyncData->paui32ClientUpdateValue = pui32IntAllocatedUpdateValues; |
| |
| #if defined(TA3D_CHECKPOINT_DEBUG) |
| _DebugSyncValues(pui32IntAllocatedUpdateValues, psSyncData->ui32ClientUpdateValueCount); |
| #endif |
| } |
| |
| if (!bKick3D) |
| { |
| /* Use the sSyncAddrList3DUpdate for PR (as it doesn't have one of its own) */ |
| *pui32TimelineUpdateWOff++ = ui32FenceTimelineUpdateValue; |
| psSyncData->ui32ClientPRUpdateValueCount = 1; |
| psSyncData->ui32ClientPRUpdateCount = 1; |
| SyncAddrListAppendSyncPrim(psPRSyncList, psFenceTimelineUpdateSync); |
| |
| if (!psSyncData->pauiClientPRUpdateUFOAddress) |
| { |
| psSyncData->pauiClientPRUpdateUFOAddress = psPRSyncList->pasFWAddrs; |
| } |
| /* Update paui32ClientPRUpdateValue to point to our new list of update values */ |
| psSyncData->paui32ClientPRUpdateValue = &pui32IntAllocatedUpdateValues[psSyncData->ui32ClientUpdateValueCount]; |
| |
| #if defined(TA3D_CHECKPOINT_DEBUG) |
| _DebugSyncValues(psSyncData->paui32ClientPRUpdateValue, psSyncData->ui32ClientPRUpdateValueCount); |
| #endif |
| } |
| |
| /* Do not free the old psSyncData->ui32ClientUpdateValueCount, |
| * as it was constant data passed through the bridge down to PVRSRVRGXKickTA3DKM() */ |
| |
| return PVRSRV_OK; |
| } |