| /*************************************************************************/ /*! |
| @Title Linux trace event helper functions |
| @Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved |
| @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 <linux/version.h> |
| #include <linux/sched.h> |
| |
| #include "img_types.h" |
| #include "trace_events.h" |
| #include "rogue_trace_events.h" |
| #include "sync_checkpoint_external.h" |
| |
| static bool fence_update_event_enabled, fence_check_event_enabled; |
| |
| bool trace_rogue_are_fence_updates_traced(void) |
| { |
| return fence_update_event_enabled; |
| } |
| |
| bool trace_rogue_are_fence_checks_traced(void) |
| { |
| return fence_check_event_enabled; |
| } |
| |
| /* |
| * Call backs referenced from rogue_trace_events.h. Note that these are not |
| * thread-safe, however, since running trace code when tracing is not enabled is |
| * simply a no-op, there is no harm in it. |
| */ |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)) |
| int trace_fence_update_enabled_callback(void) |
| #else |
| void trace_fence_update_enabled_callback(void) |
| #endif |
| { |
| fence_update_event_enabled = true; |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)) |
| return 0; |
| #endif |
| } |
| |
| void trace_fence_update_disabled_callback(void) |
| { |
| fence_update_event_enabled = false; |
| } |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)) |
| int trace_fence_check_enabled_callback(void) |
| #else |
| void trace_fence_check_enabled_callback(void) |
| #endif |
| { |
| fence_check_event_enabled = true; |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)) |
| return 0; |
| #endif |
| } |
| |
| void trace_fence_check_disabled_callback(void) |
| { |
| fence_check_event_enabled = false; |
| } |
| |
| #if defined(SUPPORT_RGX) |
| /* This is a helper that calls trace_rogue_fence_update for each fence in an |
| * array. |
| */ |
| void trace_rogue_fence_updates(const char *cmd, const char *dm, IMG_UINT32 ui32FWContext, |
| IMG_UINT32 ui32Offset, |
| IMG_UINT uCount, |
| PRGXFWIF_UFO_ADDR *pauiAddresses, |
| IMG_UINT32 *paui32Values) |
| { |
| IMG_UINT i; |
| for (i = 0; i < uCount; i++) |
| { |
| trace_rogue_fence_update(current->comm, cmd, dm, ui32FWContext, ui32Offset, |
| pauiAddresses[i].ui32Addr, PVRSRV_SYNC_CHECKPOINT_SIGNALLED); |
| } |
| } |
| |
| void trace_rogue_fence_checks(const char *cmd, const char *dm, IMG_UINT32 ui32FWContext, |
| IMG_UINT32 ui32Offset, |
| IMG_UINT uCount, |
| PRGXFWIF_UFO_ADDR *pauiAddresses, |
| IMG_UINT32 *paui32Values) |
| { |
| IMG_UINT i; |
| for (i = 0; i < uCount; i++) |
| { |
| trace_rogue_fence_check(current->comm, cmd, dm, ui32FWContext, ui32Offset, |
| pauiAddresses[i].ui32Addr, PVRSRV_SYNC_CHECKPOINT_SIGNALLED); |
| } |
| } |
| |
| void trace_rogue_ufo_updates(IMG_UINT64 ui64OSTimestamp, |
| IMG_UINT32 ui32FWCtx, |
| IMG_UINT32 ui32ExtJobRef, |
| IMG_UINT32 ui32IntJobRef, |
| IMG_UINT32 ui32UFOCount, |
| const RGX_HWPERF_UFO_DATA_ELEMENT *puData) |
| { |
| IMG_UINT i; |
| for (i = 0; i < ui32UFOCount; i++) |
| { |
| trace_rogue_ufo_update(ui64OSTimestamp, ui32FWCtx, |
| ui32IntJobRef, |
| ui32ExtJobRef, |
| ui32IntJobRef, |
| puData->sUpdate.ui32FWAddr, |
| puData->sUpdate.ui32OldValue, |
| puData->sUpdate.ui32NewValue); |
| puData = (RGX_HWPERF_UFO_DATA_ELEMENT *) (((IMG_BYTE *) puData) |
| + sizeof(puData->sUpdate)); |
| } |
| } |
| |
| void trace_rogue_ufo_checks_success(IMG_UINT64 ui64OSTimestamp, |
| IMG_UINT32 ui32FWCtx, |
| IMG_UINT32 ui32ExtJobRef, |
| IMG_UINT32 ui32IntJobRef, |
| IMG_BOOL bPrEvent, |
| IMG_UINT32 ui32UFOCount, |
| const RGX_HWPERF_UFO_DATA_ELEMENT *puData) |
| { |
| IMG_UINT i; |
| for (i = 0; i < ui32UFOCount; i++) |
| { |
| if (bPrEvent) |
| { |
| trace_rogue_ufo_pr_check_success(ui64OSTimestamp, ui32FWCtx, |
| ui32IntJobRef, ui32ExtJobRef, ui32IntJobRef, |
| puData->sCheckSuccess.ui32FWAddr, |
| puData->sCheckSuccess.ui32Value); |
| } |
| else |
| { |
| trace_rogue_ufo_check_success(ui64OSTimestamp, ui32FWCtx, |
| ui32IntJobRef, ui32ExtJobRef, ui32IntJobRef, |
| puData->sCheckSuccess.ui32FWAddr, |
| puData->sCheckSuccess.ui32Value); |
| } |
| puData = (RGX_HWPERF_UFO_DATA_ELEMENT *) (((IMG_BYTE *) puData) |
| + sizeof(puData->sCheckSuccess)); |
| } |
| } |
| |
| void trace_rogue_ufo_checks_fail(IMG_UINT64 ui64OSTimestamp, |
| IMG_UINT32 ui32FWCtx, |
| IMG_UINT32 ui32ExtJobRef, |
| IMG_UINT32 ui32IntJobRef, |
| IMG_BOOL bPrEvent, |
| IMG_UINT32 ui32UFOCount, |
| const RGX_HWPERF_UFO_DATA_ELEMENT *puData) |
| { |
| IMG_UINT i; |
| for (i = 0; i < ui32UFOCount; i++) |
| { |
| if (bPrEvent) |
| { |
| trace_rogue_ufo_pr_check_fail(ui64OSTimestamp, ui32FWCtx, |
| ui32IntJobRef, ui32ExtJobRef, ui32IntJobRef, |
| puData->sCheckFail.ui32FWAddr, |
| puData->sCheckFail.ui32Value, |
| puData->sCheckFail.ui32Required); |
| } |
| else |
| { |
| trace_rogue_ufo_check_fail(ui64OSTimestamp, ui32FWCtx, |
| ui32IntJobRef, ui32ExtJobRef, ui32IntJobRef, |
| puData->sCheckFail.ui32FWAddr, |
| puData->sCheckFail.ui32Value, |
| puData->sCheckFail.ui32Required); |
| } |
| puData = (RGX_HWPERF_UFO_DATA_ELEMENT *) (((IMG_BYTE *) puData) |
| + sizeof(puData->sCheckFail)); |
| } |
| } |
| #endif |
| |
| #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)) |
| |
| int PVRGpuTraceEnableUfoCallbackWrapper(void) |
| { |
| |
| #if defined(SUPPORT_RGX) |
| PVRGpuTraceEnableUfoCallback(); |
| #endif |
| |
| return 0; |
| } |
| |
| int PVRGpuTraceEnableFirmwareActivityCallbackWrapper(void) |
| { |
| |
| #if defined(SUPPORT_RGX) |
| PVRGpuTraceEnableFirmwareActivityCallback(); |
| #endif |
| |
| return 0; |
| } |
| #endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)) */ |