diff options
Diffstat (limited to 'domx/domx/profiling/src/profile.c')
| -rw-r--r-- | domx/domx/profiling/src/profile.c | 299 |
1 files changed, 299 insertions, 0 deletions
diff --git a/domx/domx/profiling/src/profile.c b/domx/domx/profiling/src/profile.c new file mode 100644 index 0000000..bc050b7 --- /dev/null +++ b/domx/domx/profiling/src/profile.c @@ -0,0 +1,299 @@ +/* + * Copyright (c) 2010, Texas Instruments Incorporated + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * * Neither the name of Texas Instruments Incorporated nor the names of + * its contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, + * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; + * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, + * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/** + * @file profile.c + * This file contains methods to profile DOMX + * + * @path ...\hardware\ti\domx\domx\profiling\inc + * + * @rev 1.0 + */ + +/****************************************************************** + * INCLUDE FILES + ******************************************************************/ +/* ----- system and platform files ----------------------------*/ +#include <stdlib.h> +#include <string.h> +#include <time.h> + +#ifdef _Android +#include <cutils/properties.h> +#endif + +#include <OMX_Types.h> +#include <OMX_Component.h> + +/*-------program files ----------------------------------------*/ +#include "omx_rpc_utils.h" +#include "omx_proxy_common.h" +#include "profile.h" + + +/****************************************************************** + * DEFINES - CONSTANTS + ******************************************************************/ +/* Events that can be dynamically enabled */ +enum KPI_STATUS { + KPI_BUFFER_EVENTS = 1 +}; + +/* OMX buffer events per component */ +typedef struct { + OMX_HANDLETYPE hComponent; + OMX_U32 count_ftb; + OMX_U32 count_fbd; + OMX_U32 count_etb; + OMX_U32 count_ebd; + char name[50]; +} kpi_omx_component; + +/* we trace up to MAX_OMX_COMP components */ +#define MAX_OMX_COMP 8 + + +/*************************************************************** + * kpi_omx_monitor + * ------------------------------------------------------------- + * Contains up to 8 components data + * + ***************************************************************/ +kpi_omx_component kpi_omx_monitor[MAX_OMX_COMP]; /* we trace up to MAX_OMX_COMP components */ +OMX_U32 kpi_omx_monitor_cnt = 0; /* no component yet */ +unsigned int kpi_status = 0; + + +/* ===========================================================================*/ +/** + * @name KPI_GetTime() + * @brief Compute time since boot to timestamp events + * @param void + * @return OMX_U64 = time since boot in us + * @sa TBD + * + */ +/* ===========================================================================*/ +OMX_U64 KPI_GetTime(void) +{ + struct timespec tp; + + clock_gettime(CLOCK_MONOTONIC, &tp); + return (tp.tv_sec * 1000000 + tp.tv_nsec / 1000); +} + +/* ===========================================================================*/ +/** + * @name KPI_OmxCompKpiUpdateStatus() + * @brief Update dynamic activation of traces + * @param void + * @return void + * @sa TBD + * + */ +/* ===========================================================================*/ +void KPI_OmxCompKpiUpdateStatus(void) +{ + char *val = getenv("DEBUG_DOMX_KPI_STATUS"); + + if (val) + { + kpi_status = strtol(val, NULL, 0); + } +#ifdef _Android + else + { + char value[PROPERTY_VALUE_MAX]; + int val; + + property_get("debug.domx.kpi_status", value, "0"); + val = atoi(value); + if (val >= 0) + kpi_status = val; + } +#endif +} + +/* ===========================================================================*/ +/** + * @name KPI_OmxCompInit() + * @brief Prepare monitoring structure for new component starting + * @param void + * @return void + * @sa TBD + * + */ +/* ===========================================================================*/ +void KPI_OmxCompInit(OMX_HANDLETYPE hComponent) +{ + OMX_VERSIONTYPE nVersionComp; + OMX_VERSIONTYPE nVersionSpec; + OMX_UUIDTYPE compUUID; + char compName[OMX_MAX_STRINGNAME_SIZE]; + char* p; + OMX_U32 omx_cnt; + struct timespec tp; + + /* Check if some profiling events have been enabled/disabled */ + KPI_OmxCompKpiUpdateStatus(); + + if ( !(kpi_status & KPI_BUFFER_EVENTS) ) + return; + + /* First init: clear kpi_omx_monitor components */ + if( kpi_omx_monitor_cnt == 0) { + for (omx_cnt = 0; omx_cnt < MAX_OMX_COMP; omx_cnt++) { + /*clear handler registry */ + kpi_omx_monitor[omx_cnt].hComponent = 0; + } + } + + /* find an empty monitoring structure */ + for( omx_cnt = 0; omx_cnt < MAX_OMX_COMP; omx_cnt++ ) { + if( kpi_omx_monitor[omx_cnt].hComponent == 0 ) break; + } + + /* too omany components started, do not monitor */ + if( omx_cnt >= MAX_OMX_COMP) return; + + /* current comp num and update */ + kpi_omx_monitor_cnt++; + + /* register the component handle */ + kpi_omx_monitor[omx_cnt].hComponent = hComponent; + + /* reset event counts */ + kpi_omx_monitor[omx_cnt].count_ftb = 0; + kpi_omx_monitor[omx_cnt].count_fbd = 0; + kpi_omx_monitor[omx_cnt].count_etb = 0; + kpi_omx_monitor[omx_cnt].count_ebd = 0; + + /* register the component name */ + ((OMX_COMPONENTTYPE*) hComponent)->GetComponentVersion(hComponent, compName, &nVersionComp, &nVersionSpec, &compUUID); + + /* get the end of the string compName... */ + p = compName + strlen( compName ) - 1; + while( (*p != '.' ) && (p != compName) ) p--; + strncpy(kpi_omx_monitor[omx_cnt].name, p + 1, 6); + + /* trace component init */ + DOMX_PROF("<KPI> OMX %-6s Init %-8lld", kpi_omx_monitor[omx_cnt].name, KPI_GetTime()); + + return; +} + +/* ===========================================================================*/ +/** + * @name KPI_OmxCompDeinit() + * @brief Reset monitoring structure for component stopping + * @param void + * @return void + * @sa TBD + * + */ +/* ===========================================================================*/ +void KPI_OmxCompDeinit( OMX_HANDLETYPE hComponent) +{ + OMX_U32 omx_cnt; + + if ( !(kpi_status & KPI_BUFFER_EVENTS) ) + return; + + if( kpi_omx_monitor_cnt == 0) return; + + /* identify the component from the registry */ + for( omx_cnt = 0; omx_cnt < MAX_OMX_COMP; omx_cnt++ ) { + if( kpi_omx_monitor[omx_cnt].hComponent == hComponent ) break; + } + + /* trace component init */ + DOMX_PROF( "<KPI> OMX %-6s Deinit %-8lld", kpi_omx_monitor[omx_cnt].name, KPI_GetTime()); + + /* unregister the component */ + kpi_omx_monitor[omx_cnt].hComponent = 0; + + kpi_omx_monitor_cnt--; + + return; +} + +/* ===========================================================================*/ +/** + * @name KPI_OmxCompBufferEvent() + * @brief Trace FTB/ETB/FBD/EBD events + * @param void + * @return void + * @sa TBD + * + */ +/* ===========================================================================*/ +void KPI_OmxCompBufferEvent(enum KPI_BUFFER_EVENT event, OMX_HANDLETYPE hComponent, PROXY_BUFFER_INFO* pBuffer) +{ + OMX_U32 omx_cnt; + + if ( !(kpi_status & KPI_BUFFER_EVENTS) ) + return; + + if (kpi_omx_monitor_cnt == 0) return; + + /* identify the component from the registry */ + for (omx_cnt = 0; omx_cnt < MAX_OMX_COMP; omx_cnt++) { + if( kpi_omx_monitor[omx_cnt].hComponent == hComponent ) break; + } + + /* Update counts and trace the event */ + if( omx_cnt < MAX_OMX_COMP ) { + /* trace the event, we trace remote address to correlate to Ducati trace */ + switch(event) { + case KPI_BUFFER_ETB: + DOMX_PROF("ETB %-6s %-4u %-8lld x%-8x", kpi_omx_monitor[omx_cnt].name, \ + (unsigned int)++kpi_omx_monitor[omx_cnt].count_etb, KPI_GetTime(), (unsigned int)pBuffer->pBufHeaderRemote); + break; + case KPI_BUFFER_FTB: + DOMX_PROF("FTB %-6s %-4u %-8lld x%-8x", kpi_omx_monitor[omx_cnt].name, \ + (unsigned int)++kpi_omx_monitor[omx_cnt].count_ftb, KPI_GetTime(), (unsigned int)pBuffer->pBufHeaderRemote); + break; + case KPI_BUFFER_EBD: + DOMX_PROF("EBD %-6s %-4u %-8lld x%-8x", kpi_omx_monitor[omx_cnt].name, \ + (unsigned int)++kpi_omx_monitor[omx_cnt].count_ebd, KPI_GetTime(), (unsigned int)pBuffer->pBufHeaderRemote); + break; + /* we add timestamp metadata because this is a unique identifier of buffer among all SW layers */ + case KPI_BUFFER_FBD: + DOMX_PROF("FBD %-6s %-4u %-8lld x%-8x %lld", kpi_omx_monitor[omx_cnt].name, \ + (unsigned int)++kpi_omx_monitor[omx_cnt].count_fbd, KPI_GetTime(), (unsigned int)pBuffer->pBufHeaderRemote, pBuffer->pBufHeader->nTimeStamp); + break; + + } + } + + return; +} |