/* Copyright (c) 2014-2016, The Linux Foundation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 and
 * only version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#undef TRACE_SYSTEM
#define TRACE_SYSTEM rmnet_data
#define TRACE_INCLUDE_FILE rmnet_data_trace

#if !defined(_TRACE_MSM_LOW_POWER_H_) || defined(TRACE_HEADER_MULTI_READ)
#define _RMNET_DATA_TRACE_H_

#include <linux/netdevice.h>
#include <linux/skbuff.h>
#include <linux/tracepoint.h>

DECLARE_EVENT_CLASS(rmnet_handler_template,

	TP_PROTO(struct sk_buff *skb),

	TP_ARGS(skb),

	TP_STRUCT__entry(
		__field(void *, skbaddr)
		__field(unsigned int, len)
		__string(name, skb->dev->name)
	),

	TP_fast_assign(
		__entry->skbaddr = skb;
		__entry->len = skb->len;
		__assign_str(name, skb->dev->name);
	),

	TP_printk("dev=%s skbaddr=%pK len=%u",
		  __get_str(name), __entry->skbaddr, __entry->len)
)

DEFINE_EVENT(rmnet_handler_template, rmnet_egress_handler,

	TP_PROTO(struct sk_buff *skb),

	TP_ARGS(skb)
);

DEFINE_EVENT(rmnet_handler_template, rmnet_ingress_handler,

	TP_PROTO(struct sk_buff *skb),

	TP_ARGS(skb)
);

DEFINE_EVENT(rmnet_handler_template, rmnet_vnd_start_xmit,

	TP_PROTO(struct sk_buff *skb),

	TP_ARGS(skb)
);

DEFINE_EVENT(rmnet_handler_template, __rmnet_deliver_skb,

	TP_PROTO(struct sk_buff *skb),

	TP_ARGS(skb)
);

DECLARE_EVENT_CLASS(rmnet_tc_fc_template,

	TP_PROTO(u32 tcm_handle, int qdisc_len, int is_enable),

	TP_ARGS(tcm_handle, qdisc_len, is_enable),

	TP_STRUCT__entry(
		__field(u32, handle)
		__field(int, qlen)
		__field(int, enable)
	),

	TP_fast_assign(
		__entry->handle = tcm_handle;
		__entry->qlen = qdisc_len;
		__entry->enable = is_enable;
	),

	TP_printk("tcm_handle=%d qdisc length=%d flow %s",
		__entry->handle, __entry->qlen,
		__entry->enable ? "enable" : "disable")
)

DEFINE_EVENT(rmnet_tc_fc_template, rmnet_fc_qmi,

	TP_PROTO(u32 tcm_handle, int qdisc_len, int is_enable),

	TP_ARGS(tcm_handle, qdisc_len, is_enable)
);

DEFINE_EVENT(rmnet_tc_fc_template, rmnet_fc_map,

	TP_PROTO(u32 tcm_handle, int qdisc_len, int is_enable),

	TP_ARGS(tcm_handle, qdisc_len, is_enable)
);

DECLARE_EVENT_CLASS(rmnet_aggregation_template,

	TP_PROTO(struct sk_buff *skb, int num_agg_pakcets),

	TP_ARGS(skb, num_agg_pakcets),

	TP_STRUCT__entry(
		__field(void *, skbaddr)
		__field(unsigned int, len)
		__string(name, skb->dev->name)
		__field(int, num)
	),

	TP_fast_assign(
		__entry->skbaddr = skb;
		__entry->len = skb->len;
		__assign_str(name, skb->dev->name);
		__entry->num = num_agg_pakcets;
	),

	TP_printk("dev=%s skbaddr=%pK len=%u agg_count: %d",
		  __get_str(name), __entry->skbaddr, __entry->len,
		  __entry->num)
)

DEFINE_EVENT(rmnet_aggregation_template, rmnet_map_aggregate,

	TP_PROTO(struct sk_buff *skb, int num_agg_pakcets),

	TP_ARGS(skb, num_agg_pakcets)
);

DEFINE_EVENT(rmnet_aggregation_template, rmnet_map_flush_packet_queue,

	TP_PROTO(struct sk_buff *skb, int num_agg_pakcets),

	TP_ARGS(skb, num_agg_pakcets)
);

TRACE_EVENT(rmnet_start_aggregation,

	TP_PROTO(struct sk_buff *skb),

	TP_ARGS(skb),

	TP_STRUCT__entry(
		__string(name, skb->dev->name)
	),

	TP_fast_assign(
		__assign_str(name, skb->dev->name);
	),

	TP_printk("dev: %s, aggregated first packet", __get_str(name))
)

TRACE_EVENT(rmnet_start_deaggregation,

	TP_PROTO(struct sk_buff *skb),

	TP_ARGS(skb),

	TP_STRUCT__entry(
		__string(name, skb->dev->name)
	),

	TP_fast_assign(
		__assign_str(name, skb->dev->name);
	),

	TP_printk("dev: %s, deaggregated first packet", __get_str(name))
)

TRACE_EVENT(rmnet_end_deaggregation,

	TP_PROTO(struct sk_buff *skb, int num_deagg_packets),

	TP_ARGS(skb, num_deagg_packets),

	TP_STRUCT__entry(
		__string(name, skb->dev->name)
		__field(int, num)
	),

	TP_fast_assign(
		__assign_str(name, skb->dev->name);
		__entry->num = num_deagg_packets;
	),

	TP_printk("dev: %s, deaggregate end count: %d",
		__get_str(name), __entry->num)
)

TRACE_EVENT(rmnet_map_checksum_downlink_packet,

	TP_PROTO(struct sk_buff *skb, int ckresult),

	TP_ARGS(skb, ckresult),

	TP_STRUCT__entry(
		__string(name, skb->dev->name)
		__field(int, res)
	),

	TP_fast_assign(
		__assign_str(name, skb->dev->name);
		__entry->res = ckresult;
	),

	TP_printk("DL checksum on dev=%s, res: %d",
		__get_str(name), __entry->res)
)

TRACE_EVENT(rmnet_map_checksum_uplink_packet,

	TP_PROTO(struct net_device *dev, int ckresult),

	TP_ARGS(dev, ckresult),

	TP_STRUCT__entry(
		__string(name, dev->name)
		__field(int, res)
	),

	TP_fast_assign(
		__assign_str(name, dev->name);
		__entry->res = ckresult;
	),

	TP_printk("UL checksum on dev=%s, res: %d",
		__get_str(name), __entry->res)
)

DECLARE_EVENT_CLASS(rmnet_physdev_action_template,

	TP_PROTO(struct net_device *dev),

	TP_ARGS(dev),

	TP_STRUCT__entry(
		__string(name, dev->name)
	),

	TP_fast_assign(
		__assign_str(name, dev->name);
	),

	TP_printk("Physical dev=%s", __get_str(name))
)

DEFINE_EVENT(rmnet_physdev_action_template, rmnet_unregister_cb_unhandled,

	TP_PROTO(struct net_device *dev),

	TP_ARGS(dev)
);

DEFINE_EVENT(rmnet_physdev_action_template, rmnet_unregister_cb_entry,

	TP_PROTO(struct net_device *dev),

	TP_ARGS(dev)
);

DEFINE_EVENT(rmnet_physdev_action_template, rmnet_unregister_cb_exit,

	TP_PROTO(struct net_device *dev),

	TP_ARGS(dev)
);

DEFINE_EVENT(rmnet_physdev_action_template, rmnet_unregister_cb_clear_vnds,

	TP_PROTO(struct net_device *dev),

	TP_ARGS(dev)
);

DEFINE_EVENT(rmnet_physdev_action_template, rmnet_unregister_cb_clear_lepcs,

	TP_PROTO(struct net_device *dev),

	TP_ARGS(dev)
);

DEFINE_EVENT(rmnet_physdev_action_template, rmnet_associate,

	TP_PROTO(struct net_device *dev),

	TP_ARGS(dev)
);

DEFINE_EVENT(rmnet_physdev_action_template, rmnet_unassociate,

	TP_PROTO(struct net_device *dev),

	TP_ARGS(dev)
);

TRACE_EVENT(rmnet_gro_downlink,

	TP_PROTO(gro_result_t gro_res),

	TP_ARGS(gro_res),

	TP_STRUCT__entry(
		__field(gro_result_t, res)
	),

	TP_fast_assign(
		__entry->res = gro_res;
	),

	TP_printk("GRO res: %d", __entry->res)
)

#endif /* _RMNET_DATA_TRACE_H_ */

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