diff options
Diffstat (limited to 'drivers/staging/cdv/pvr/services4/srvkm/common/metrics.c')
| -rw-r--r-- | drivers/staging/cdv/pvr/services4/srvkm/common/metrics.c | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/drivers/staging/cdv/pvr/services4/srvkm/common/metrics.c b/drivers/staging/cdv/pvr/services4/srvkm/common/metrics.c new file mode 100644 index 000000000000..640eb04bd782 --- /dev/null +++ b/drivers/staging/cdv/pvr/services4/srvkm/common/metrics.c @@ -0,0 +1,160 @@ +/********************************************************************** + * + * Copyright (C) Imagination Technologies Ltd. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful but, except + * as otherwise stated in writing, without any warranty; without even the + * implied warranty of merchantability or fitness for a particular purpose. + * See the GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Contact Information: + * Imagination Technologies Ltd. <gpl-support@imgtec.com> + * Home Park Estate, Kings Langley, Herts, WD4 8LZ, UK + * + ******************************************************************************/ + +#include "services_headers.h" +#include "metrics.h" + +#if defined(SUPPORT_VGX) +#include "vgxapi_km.h" +#endif + +#if defined(SUPPORT_SGX) +#include "sgxapi_km.h" +#endif + +#if defined(DEBUG) || defined(TIMING) + +static volatile IMG_UINT32 *pui32TimerRegister = 0; + +#define PVRSRV_TIMER_TOTAL_IN_TICKS(X) asTimers[X].ui32Total +#define PVRSRV_TIMER_TOTAL_IN_MS(X) ((1000*asTimers[X].ui32Total)/ui32TicksPerMS) +#define PVRSRV_TIMER_COUNT(X) asTimers[X].ui32Count + + +Temporal_Data asTimers[PVRSRV_NUM_TIMERS]; + + +IMG_UINT32 PVRSRVTimeNow(IMG_VOID) +{ + if (!pui32TimerRegister) + { + static IMG_BOOL bFirstTime = IMG_TRUE; + + if (bFirstTime) + { + PVR_DPF((PVR_DBG_ERROR,"PVRSRVTimeNow: No timer register set up")); + + bFirstTime = IMG_FALSE; + } + + return 0; + } + +#if defined(__sh__) + + return (0xffffffff-*pui32TimerRegister); + +#else + + return 0; + +#endif +} + + +static IMG_UINT32 PVRSRVGetCPUFreq(IMG_VOID) +{ + IMG_UINT32 ui32Time1, ui32Time2; + + ui32Time1 = PVRSRVTimeNow(); + + OSWaitus(1000000); + + ui32Time2 = PVRSRVTimeNow(); + + PVR_DPF((PVR_DBG_WARNING, "PVRSRVGetCPUFreq: timer frequency = %d Hz", ui32Time2 - ui32Time1)); + + return (ui32Time2 - ui32Time1); +} + + +IMG_VOID PVRSRVSetupMetricTimers(IMG_VOID *pvDevInfo) +{ + IMG_UINT32 ui32Loop; + + PVR_UNREFERENCED_PARAMETER(pvDevInfo); + + for(ui32Loop=0; ui32Loop < (PVRSRV_NUM_TIMERS); ui32Loop++) + { + asTimers[ui32Loop].ui32Total = 0; + asTimers[ui32Loop].ui32Count = 0; + } + + + #if defined(__sh__) + + + + + + *TCR_2 = TIMER_DIVISOR; + + + *TCOR_2 = *TCNT_2 = (IMG_UINT)0xffffffff; + + + *TST_REG |= (IMG_UINT8)0x04; + + pui32TimerRegister = (IMG_UINT32 *)TCNT_2; + + #else + + pui32TimerRegister = 0; + + #endif + +} + + +IMG_VOID PVRSRVOutputMetricTotals(IMG_VOID) +{ + IMG_UINT32 ui32TicksPerMS, ui32Loop; + + ui32TicksPerMS = PVRSRVGetCPUFreq(); + + if (!ui32TicksPerMS) + { + PVR_DPF((PVR_DBG_ERROR,"PVRSRVOutputMetricTotals: Failed to get CPU Freq")); + return; + } + + for(ui32Loop=0; ui32Loop < (PVRSRV_NUM_TIMERS); ui32Loop++) + { + if (asTimers[ui32Loop].ui32Count & 0x80000000L) + { + PVR_DPF((PVR_DBG_WARNING,"PVRSRVOutputMetricTotals: Timer %u is still ON", ui32Loop)); + } + } +#if 0 + + PVR_DPF((PVR_DBG_ERROR," Timer(%u): Total = %u",PVRSRV_TIMER_EXAMPLE_1, PVRSRV_TIMER_TOTAL_IN_TICKS(PVRSRV_TIMER_EXAMPLE_1))); + PVR_DPF((PVR_DBG_ERROR," Timer(%u): Time = %ums",PVRSRV_TIMER_EXAMPLE_1, PVRSRV_TIMER_TOTAL_IN_MS(PVRSRV_TIMER_EXAMPLE_1))); + PVR_DPF((PVR_DBG_ERROR," Timer(%u): Count = %u",PVRSRV_TIMER_EXAMPLE_1, PVRSRV_TIMER_COUNT(PVRSRV_TIMER_EXAMPLE_1))); +#endif +} + +#endif + |