cregit-Linux how code gets into the kernel

Release 4.16 drivers/usb/typec/ucsi/trace.h

/* SPDX-License-Identifier: GPL-2.0 */

#undef TRACE_SYSTEM

#define TRACE_SYSTEM ucsi

#if !defined(__UCSI_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)

#define __UCSI_TRACE_H

#include <linux/tracepoint.h>
#include "ucsi.h"
#include "debug.h"

DECLARE_EVENT_CLASS(ucsi_log_ack,
	TP_PROTO(u8 ack),
	TP_ARGS(ack),
	TP_STRUCT__entry(
                __field(u8, ack)
        ),
	TP_fast_assign(
                __entry->ack = ack;
        ),
	TP_printk("ACK %s", ucsi_ack_str(__entry->ack))
);

DEFINE_EVENT(ucsi_log_ack, ucsi_ack,
	TP_PROTO(u8 ack),
	TP_ARGS(ack)
);

DECLARE_EVENT_CLASS(ucsi_log_control,
	TP_PROTO(struct ucsi_control *ctrl),
	TP_ARGS(ctrl),
	TP_STRUCT__entry(
                __field(u64, ctrl)
        ),
	TP_fast_assign(
                __entry->ctrl = ctrl->raw_cmd;
        ),
	TP_printk("control=%08llx (%s)", __entry->ctrl,
                ucsi_cmd_str(__entry->ctrl))
);

DEFINE_EVENT(ucsi_log_control, ucsi_command,
	TP_PROTO(struct ucsi_control *ctrl),
	TP_ARGS(ctrl)
);

DECLARE_EVENT_CLASS(ucsi_log_command,
	TP_PROTO(struct ucsi_control *ctrl, int ret),
	TP_ARGS(ctrl, ret),
	TP_STRUCT__entry(
                __field(u64, ctrl)
                __field(int, ret)
        ),
	TP_fast_assign(
                __entry->ctrl = ctrl->raw_cmd;
                __entry->ret = ret;
        ),
	TP_printk("%s -> %s (err=%d)", ucsi_cmd_str(__entry->ctrl),
                __entry->ret < 0 ? "FAIL" : "OK",
                __entry->ret < 0 ? __entry->ret : 0)
);

DEFINE_EVENT(ucsi_log_command, ucsi_run_command,
	TP_PROTO(struct ucsi_control *ctrl, int ret),
	TP_ARGS(ctrl, ret)
);

DEFINE_EVENT(ucsi_log_command, ucsi_reset_ppm,
	TP_PROTO(struct ucsi_control *ctrl, int ret),
	TP_ARGS(ctrl, ret)
);

DECLARE_EVENT_CLASS(ucsi_log_cci,
	TP_PROTO(u32 cci),
	TP_ARGS(cci),
	TP_STRUCT__entry(
                __field(u32, cci)
        ),
	TP_fast_assign(
                __entry->cci = cci;
        ),
	TP_printk("CCI=%08x %s", __entry->cci, ucsi_cci_str(__entry->cci))
);

DEFINE_EVENT(ucsi_log_cci, ucsi_notify,
	TP_PROTO(u32 cci),
	TP_ARGS(cci)
);

DECLARE_EVENT_CLASS(ucsi_log_connector_status,
	TP_PROTO(int port, struct ucsi_connector_status *status),
	TP_ARGS(port, status),
	TP_STRUCT__entry(
                __field(int, port)
                __field(u16, change)
                __field(u8, opmode)
                __field(u8, connected)
                __field(u8, pwr_dir)
                __field(u8, partner_flags)
                __field(u8, partner_type)
                __field(u32, request_data_obj)
                __field(u8, bc_status)
        ),
	TP_fast_assign(
                __entry->port = port - 1;
                __entry->change = status->change;
                __entry->opmode = status->pwr_op_mode;
                __entry->connected = status->connected;
                __entry->pwr_dir = status->pwr_dir;
                __entry->partner_flags = status->partner_flags;
                __entry->partner_type = status->partner_type;
                __entry->request_data_obj = status->request_data_obj;
                __entry->bc_status = status->bc_status;
        ),
	TP_printk("port%d status: change=%04x, opmode=%x, connected=%d, "
		"sourcing=%d, partner_flags=%x, partner_type=%x, "
		"request_data_obj=%08x, BC status=%x", __entry->port,
                __entry->change, __entry->opmode, __entry->connected,
                __entry->pwr_dir, __entry->partner_flags, __entry->partner_type,
                __entry->request_data_obj, __entry->bc_status)
);

DEFINE_EVENT(ucsi_log_connector_status, ucsi_connector_change,
	TP_PROTO(int port, struct ucsi_connector_status *status),
	TP_ARGS(port, status)
);

DEFINE_EVENT(ucsi_log_connector_status, ucsi_register_port,
	TP_PROTO(int port, struct ucsi_connector_status *status),
	TP_ARGS(port, status)
);

#endif /* __UCSI_TRACE_H */

/* This part must be outside protection */

#undef TRACE_INCLUDE_PATH

#define TRACE_INCLUDE_PATH .

#undef TRACE_INCLUDE_FILE

#define TRACE_INCLUDE_FILE trace

#include <trace/define_trace.h>

Overall Contributors

PersonTokensPropCommitsCommitProp
Heikki Krogerus28999.66%150.00%
Greg Kroah-Hartman10.34%150.00%
Total290100.00%2100.00%
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