drivers/gpu/drm/v3d/v3d_trace.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/v3d/v3d_trace.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/v3d/v3d_trace.h
Extension
.h
Size
7436 bytes
Lines
355
Domain
Driver Families
Bucket
drivers/gpu
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0+
/* Copyright (C) 2015-2018 Broadcom */

#if !defined(_V3D_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
#define _V3D_TRACE_H_

#include <linux/stringify.h>
#include <linux/types.h>
#include <linux/tracepoint.h>

#undef TRACE_SYSTEM
#define TRACE_SYSTEM v3d
#define TRACE_INCLUDE_FILE v3d_trace

TRACE_EVENT(v3d_submit_cl_ioctl,
	    TP_PROTO(struct drm_device *dev, u32 ct1qba, u32 ct1qea),
	    TP_ARGS(dev, ct1qba, ct1qea),

	    TP_STRUCT__entry(
			     __field(u32, dev)
			     __field(u32, ct1qba)
			     __field(u32, ct1qea)
			     ),

	    TP_fast_assign(
			   __entry->dev = dev->primary->index;
			   __entry->ct1qba = ct1qba;
			   __entry->ct1qea = ct1qea;
			   ),

	    TP_printk("dev=%u, RCL 0x%08x..0x%08x",
		      __entry->dev,
		      __entry->ct1qba,
		      __entry->ct1qea)
);

TRACE_EVENT(v3d_submit_cl,
	    TP_PROTO(struct drm_device *dev, bool is_render,
		     uint64_t seqno,
		     u32 ctnqba, u32 ctnqea),
	    TP_ARGS(dev, is_render, seqno, ctnqba, ctnqea),

	    TP_STRUCT__entry(
			     __field(u32, dev)
			     __field(bool, is_render)
			     __field(u64, seqno)
			     __field(u32, ctnqba)
			     __field(u32, ctnqea)
			     ),

	    TP_fast_assign(
			   __entry->dev = dev->primary->index;
			   __entry->is_render = is_render;
			   __entry->seqno = seqno;
			   __entry->ctnqba = ctnqba;
			   __entry->ctnqea = ctnqea;
			   ),

	    TP_printk("dev=%u, %s, seqno=%llu, 0x%08x..0x%08x",
		      __entry->dev,
		      __entry->is_render ? "RCL" : "BCL",
		      __entry->seqno,
		      __entry->ctnqba,
		      __entry->ctnqea)
);

TRACE_EVENT(v3d_bcl_irq,
	    TP_PROTO(struct drm_device *dev,
		     uint64_t seqno),
	    TP_ARGS(dev, seqno),

	    TP_STRUCT__entry(
			     __field(u32, dev)
			     __field(u64, seqno)
			     ),

	    TP_fast_assign(
			   __entry->dev = dev->primary->index;
			   __entry->seqno = seqno;
			   ),

	    TP_printk("dev=%u, seqno=%llu",
		      __entry->dev,
		      __entry->seqno)
);

TRACE_EVENT(v3d_rcl_irq,
	    TP_PROTO(struct drm_device *dev,
		     uint64_t seqno),
	    TP_ARGS(dev, seqno),

Annotation

Implementation Notes