ꦫꦣꦺꦤ꧀ꦄꦤ꧀ꦠꦱꦺꦤ

PATH: usr / src / kernels / 5.14.0-611.49.2.el9_7.x86_64 / include / trace / events

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * I2C slave tracepoints
 *
 * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM i2c_slave

#if !defined(_TRACE_I2C_SLAVE_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_I2C_SLAVE_H

#include <linux/i2c.h>
#include <linux/tracepoint.h>

TRACE_DEFINE_ENUM(I2C_SLAVE_READ_REQUESTED);
TRACE_DEFINE_ENUM(I2C_SLAVE_WRITE_REQUESTED);
TRACE_DEFINE_ENUM(I2C_SLAVE_READ_PROCESSED);
TRACE_DEFINE_ENUM(I2C_SLAVE_WRITE_RECEIVED);
TRACE_DEFINE_ENUM(I2C_SLAVE_STOP);

#define show_event_type(type)						\
	__print_symbolic(type,						\
		{ I2C_SLAVE_READ_REQUESTED,	"RD_REQ" },		\
		{ I2C_SLAVE_WRITE_REQUESTED,	"WR_REQ" },		\
		{ I2C_SLAVE_READ_PROCESSED,	"RD_PRO" },		\
		{ I2C_SLAVE_WRITE_RECEIVED,	"WR_RCV" },		\
		{ I2C_SLAVE_STOP,		"  STOP" })

TRACE_EVENT(i2c_slave,
	TP_PROTO(const struct i2c_client *client, enum i2c_slave_event event,
		 __u8 *val, int cb_ret),
	TP_ARGS(client, event, val, cb_ret),
	TP_STRUCT__entry(
		__field(int,				adapter_nr	)
		__field(int,				ret		)
		__field(__u16,				addr		)
		__field(__u16,				len		)
		__field(enum i2c_slave_event,		event		)
		__array(__u8,				buf,	1)	),

TP_fast_assign(
		__entry->adapter_nr = client->adapter->nr;
		__entry->addr = client->addr;
		__entry->event = event;
		__entry->ret = cb_ret;
		switch (event) {
		case I2C_SLAVE_READ_REQUESTED:
		case I2C_SLAVE_READ_PROCESSED:
		case I2C_SLAVE_WRITE_RECEIVED:
			__entry->len = 1;
			memcpy(__entry->buf, val, __entry->len);
			break;
		default:
			__entry->len = 0;
			break;
		}
		),
	TP_printk("i2c-%d a=%03x ret=%d %s [%*phD]",
		__entry->adapter_nr, __entry->addr, __entry->ret,
		show_event_type(__entry->event), __entry->len, __entry->buf
		));

#endif /* _TRACE_I2C_SLAVE_H */

/* This part must be outside protection */
#include <trace/define_trace.h>

[-] fsi_master_gpio.h [edit]
[-] rtc.h [edit]
[-] sunvnet.h [edit]
[-] iocost.h [edit]
[-] preemptirq.h [edit]
[-] xdp.h [edit]
[-] vmalloc.h [edit]
[-] neigh.h [edit]
[-] huge_memory.h [edit]
[-] fsi_master_aspeed.h [edit]
[-] percpu.h [edit]
[-] power.h [edit]
[-] rwmmio.h [edit]
[-] printk.h [edit]
[-] iscsi.h [edit]
[-] bridge.h [edit]
[-] mlxsw.h [edit]
[-] page_isolation.h [edit]
[-] workqueue.h [edit]
[-] oom.h [edit]
[-] hw_pressure.h [edit]
[-] migrate.h [edit]
[-] spmi.h [edit]
[-] irq.h [edit]
[-] ib_umad.h [edit]
[-] jbd2.h [edit]
[-] fs_dax.h [edit]
[-] siox.h [edit]
[-] rxrpc.h [edit]
[-] devlink.h [edit]
[-] smbus.h [edit]
[-] osnoise.h [edit]
[-] netfs.h [edit]
[-] spi.h [edit]
[-] fscache.h [edit]
[-] nbd.h [edit]
[-] sof.h [edit]
[-] nilfs2.h [edit]
[-] rdma_core.h [edit]
[-] irq_matrix.h [edit]
[-] module.h [edit]
[-] asoc.h [edit]
[-] mce.h [edit]
[-] intel_ifs.h [edit]
[-] filelock.h [edit]
[-] page_pool.h [edit]
[-] io_uring.h [edit]
[-] cgroup.h [edit]
[-] net_probe_common.h [edit]
[-] clk.h [edit]
[-] kyber.h [edit]
[-] damon.h [edit]
[-] skb.h [edit]
[-] syscalls.h [edit]
[-] rcu.h [edit]
[-] devfreq.h [edit]
[-] netlink.h [edit]
[-] tegra_apb_dma.h [edit]
[-] cachefiles.h [edit]
[-] sof_intel.h [edit]
[-] 9p.h [edit]
[-] rpcrdma.h [edit]
[-] avc.h [edit]
[-] fib6.h [edit]
[-] compaction.h [edit]
[-] libata.h [edit]
[-] rpm.h [edit]
[-] ksm.h [edit]
[-] intel-sst.h [edit]
[-] mmap.h [edit]
[-] block.h [edit]
[-] page_ref.h [edit]
[-] qla.h [edit]
[-] cma.h [edit]
[-] wbt.h [edit]
[-] writeback.h [edit]
[-] i2c.h [edit]
[-] fsi.h [edit]
[-] fib.h [edit]
[-] f2fs.h [edit]
[-] swiotlb.h [edit]
[-] scmi.h [edit]
[-] sock.h [edit]
[-] v4l2.h [edit]
[-] qdisc.h [edit]
[-] rseq.h [edit]
[-] sctp.h [edit]
[-] iommu.h [edit]
[-] vmscan.h [edit]
[-] cpuhp.h [edit]
[-] scsi.h [edit]
[-] ib_mad.h [edit]
[-] i2c_slave.h [edit]
[-] bpf_test_run.h [edit]
[-] target.h [edit]
[-] dma.h [edit]
[-] pwm.h [edit]
[-] dma_fence.h [edit]
[-] mmflags.h [edit]
[-] timer.h [edit]
[-] xen.h [edit]
[-] gpu_mem.h [edit]
[-] afs.h [edit]
[-] btrfs.h [edit]
[-] gpio.h [edit]
[-] mdio.h [edit]
[-] napi.h [edit]
[-] mmc.h [edit]
[-] lock.h [edit]
[-] nmi.h [edit]
[-] tcp.h [edit]
[-] mptcp.h [edit]
[-] kmem.h [edit]
[-] ext4.h [edit]
[-] regulator.h [edit]
[-] fsi_master_ast_cf.h [edit]
[-] mmap_lock.h [edit]
[-] pwc.h [edit]
[-] maple_tree.h [edit]
[-] qrtr.h [edit]
[-] pagemap.h [edit]
[-] vb2.h [edit]
[-] udp.h [edit]
[-] signal.h [edit]
[-] kvm.h [edit]
[-] handshake.h [edit]
[-] context_tracking.h [edit]
[-] vsock_virtio_transport_common.h [edit]
[-] alarmtimer.h [edit]
[-] ipi.h [edit]
[-] task.h [edit]
[-] objagg.h [edit]
[-] filemap.h [edit]
[-] erofs.h [edit]
[-] sunrpc.h [edit]
[-] thp.h [edit]
[-] rpcgss.h [edit]
[-] initcall.h [edit]
[-] bcache.h [edit]
[-] net.h [edit]
[-] csd.h [edit]
[-] tlb.h [edit]
[-] power_cpu_migrate.h [edit]
[-] error_report.h [edit]
[-] intel_ish.h [edit]
[+] ..
[-] sched.h [edit]
[-] host1x.h [edit]
[-] hwmon.h [edit]