/*************************************************************************/ /*!
@File           pvr_gputrace.h
@Title          PVR GPU Trace module common environment interface
@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
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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.

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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
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"MIT-COPYING".

EXCEPT AS OTHERWISE STATED IN A NEGOTIATED AGREEMENT: (A) THE SOFTWARE IS
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*/ /**************************************************************************/

#ifndef PVR_GPUTRACE_H_
#define PVR_GPUTRACE_H_

#include "img_types.h"
#include "rgx_hwperf.h"
#include "device.h"


/******************************************************************************
 Module out-bound API
******************************************************************************/

/*
  The device layer of the KM driver defines these two APIs to allow a
  platform module to set and retrieve the feature's on/off state.
*/
extern PVRSRV_ERROR PVRGpuTraceEnabledSet(IMG_BOOL bNewValue);
extern PVRSRV_ERROR PVRGpuTraceEnabledSetNoBridgeLock(
		PVRSRV_DEVICE_NODE *psDeviceNode,
		IMG_BOOL bNewValue);

/******************************************************************************
 Module In-bound API
******************************************************************************/

typedef enum {
	PVR_GPUTRACE_SWITCH_TYPE_UNDEF = 0,

	PVR_GPUTRACE_SWITCH_TYPE_BEGIN = 1,
	PVR_GPUTRACE_SWITCH_TYPE_END = 2

} PVR_GPUTRACE_SWITCH_TYPE;

void PVRGpuTraceClientWork(
		PVRSRV_DEVICE_NODE *psDevNode,
		const IMG_UINT32 ui32ExtJobRef,
		const IMG_UINT32 ui32IntJobRef,
		const IMG_CHAR* pszKickType);


void PVRGpuTraceWorkSwitch(
		IMG_UINT64 ui64OSTimestamp,
		const IMG_UINT32 ui32ContextId,
		const IMG_UINT32 ui32CtxPriority,
		const IMG_UINT32 ui32JobId,
		const IMG_CHAR* pszWorkType,
		PVR_GPUTRACE_SWITCH_TYPE eSwType);

void PVRGpuTraceUfo(
		IMG_UINT64 ui64OSTimestamp,
		const RGX_HWPERF_UFO_EV eEvType,
		const IMG_UINT32 ui32ExtJobRef,
		const IMG_UINT32 ui32CtxId,
		const IMG_UINT32 ui32JobId,
		const IMG_UINT32 ui32UFOCount,
		const RGX_HWPERF_UFO_DATA_ELEMENT *puData);

void PVRGpuTraceFirmware(
		IMG_UINT64 ui64HWTimestampInOSTime,
		const IMG_CHAR* pszWorkType,
		PVR_GPUTRACE_SWITCH_TYPE eSwType);

void PVRGpuTraceEventsLost(
		const RGX_HWPERF_STREAM_ID eStreamId,
		const IMG_UINT32 ui32LastOrdinal,
		const IMG_UINT32 ui32CurrOrdinal);

/* Early initialisation of GPU Ftrace events logic.
 * This function creates debugfs entry and initialises some necessary
 * structures. */
PVRSRV_ERROR PVRGpuTraceSupportInit(void);
void PVRGpuTraceSupportDeInit(void);

PVRSRV_ERROR PVRGpuTraceInitDevice(PVRSRV_DEVICE_NODE *psDeviceNode);
void PVRGpuTraceDeInitDevice(PVRSRV_DEVICE_NODE *psDeviceNode);

IMG_BOOL PVRGpuTraceEnabled(void);

/* FTrace events callbacks */

void PVRGpuTraceEnableUfoCallback(void);
void PVRGpuTraceDisableUfoCallback(void);

void PVRGpuTraceEnableFirmwareActivityCallback(void);
void PVRGpuTraceDisableFirmwareActivityCallback(void);

#endif /* PVR_GPUTRACE_H_ */