root/drivers/usb/mtu3/mtu3_trace.h
/* SPDX-License-Identifier: GPL-2.0 */
/**
 * mtu3_trace.h - trace support
 *
 * Copyright (C) 2019 MediaTek Inc.
 *
 * Author: Chunfeng Yun <chunfeng.yun@mediatek.com>
 */

#undef TRACE_SYSTEM
#define TRACE_SYSTEM mtu3

#if !defined(__MTU3_TRACE_H__) || defined(TRACE_HEADER_MULTI_READ)
#define __MTU3_TRACE_H__

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

#include "mtu3.h"

TRACE_EVENT(mtu3_log,
        TP_PROTO(struct device *dev, struct va_format *vaf),
        TP_ARGS(dev, vaf),
        TP_STRUCT__entry(
                __string(name, dev_name(dev))
                __vstring(msg, vaf->fmt, vaf->va)
        ),
        TP_fast_assign(
                __assign_str(name);
                __assign_vstr(msg, vaf->fmt, vaf->va);
        ),
        TP_printk("%s: %s", __get_str(name), __get_str(msg))
);

TRACE_EVENT(mtu3_u3_ltssm_isr,
        TP_PROTO(u32 intr),
        TP_ARGS(intr),
        TP_STRUCT__entry(
                __field(u32, intr)
        ),
        TP_fast_assign(
                __entry->intr = intr;
        ),
        TP_printk("(%08x) %s %s %s %s %s %s", __entry->intr,
                __entry->intr & HOT_RST_INTR ? "HOT_RST" : "",
                __entry->intr & WARM_RST_INTR ? "WARM_RST" : "",
                __entry->intr & ENTER_U3_INTR ? "ENT_U3" : "",
                __entry->intr & EXIT_U3_INTR ? "EXIT_U3" : "",
                __entry->intr & VBUS_RISE_INTR ? "VBUS_RISE" : "",
                __entry->intr & VBUS_FALL_INTR ? "VBUS_FALL" : ""
        )
);

TRACE_EVENT(mtu3_u2_common_isr,
        TP_PROTO(u32 intr),
        TP_ARGS(intr),
        TP_STRUCT__entry(
                __field(u32, intr)
        ),
        TP_fast_assign(
                __entry->intr = intr;
        ),
        TP_printk("(%08x) %s %s %s", __entry->intr,
                __entry->intr & SUSPEND_INTR ? "SUSPEND" : "",
                __entry->intr & RESUME_INTR ? "RESUME" : "",
                __entry->intr & RESET_INTR ? "RESET" : ""
        )
);

TRACE_EVENT(mtu3_qmu_isr,
        TP_PROTO(u32 done_intr, u32 exp_intr),
        TP_ARGS(done_intr, exp_intr),
        TP_STRUCT__entry(
                __field(u32, done_intr)
                __field(u32, exp_intr)
        ),
        TP_fast_assign(
                __entry->done_intr = done_intr;
                __entry->exp_intr = exp_intr;
        ),
        TP_printk("done (tx %04x, rx %04x), exp (%08x)",
                __entry->done_intr & 0xffff,
                __entry->done_intr >> 16,
                __entry->exp_intr
        )
);

DECLARE_EVENT_CLASS(mtu3_log_setup,
        TP_PROTO(struct usb_ctrlrequest *setup),
        TP_ARGS(setup),
        TP_STRUCT__entry(
                __field(__u8, bRequestType)
                __field(__u8, bRequest)
                __field(__u16, wValue)
                __field(__u16, wIndex)
                __field(__u16, wLength)
        ),
        TP_fast_assign(
                __entry->bRequestType = setup->bRequestType;
                __entry->bRequest = setup->bRequest;
                __entry->wValue = le16_to_cpu(setup->wValue);
                __entry->wIndex = le16_to_cpu(setup->wIndex);
                __entry->wLength = le16_to_cpu(setup->wLength);
        ),
        TP_printk("setup - %02x %02x %04x %04x %04x",
                __entry->bRequestType, __entry->bRequest,
                __entry->wValue, __entry->wIndex, __entry->wLength
        )
);

DEFINE_EVENT(mtu3_log_setup, mtu3_handle_setup,
        TP_PROTO(struct usb_ctrlrequest *setup),
        TP_ARGS(setup)
);

DECLARE_EVENT_CLASS(mtu3_log_request,
        TP_PROTO(struct mtu3_request *mreq),
        TP_ARGS(mreq),
        TP_STRUCT__entry(
                __string(name, mreq->mep->name)
                __field(struct mtu3_request *, mreq)
                __field(struct qmu_gpd *, gpd)
                __field(unsigned int, actual)
                __field(unsigned int, length)
                __field(int, status)
                __field(int, zero)
                __field(int, no_interrupt)
        ),
        TP_fast_assign(
                __assign_str(name);
                __entry->mreq = mreq;
                __entry->gpd = mreq->gpd;
                __entry->actual = mreq->request.actual;
                __entry->length = mreq->request.length;
                __entry->status = mreq->request.status;
                __entry->zero = mreq->request.zero;
                __entry->no_interrupt = mreq->request.no_interrupt;
        ),
        TP_printk("%s: req %p gpd %p len %u/%u %s%s --> %d",
                __get_str(name), __entry->mreq, __entry->gpd,
                __entry->actual, __entry->length,
                __entry->zero ? "Z" : "z",
                __entry->no_interrupt ? "i" : "I",
                __entry->status
        )
);

DEFINE_EVENT(mtu3_log_request, mtu3_alloc_request,
        TP_PROTO(struct mtu3_request *req),
        TP_ARGS(req)
);

DEFINE_EVENT(mtu3_log_request, mtu3_free_request,
        TP_PROTO(struct mtu3_request *req),
        TP_ARGS(req)
);

DEFINE_EVENT(mtu3_log_request, mtu3_gadget_queue,
        TP_PROTO(struct mtu3_request *req),
        TP_ARGS(req)
);

DEFINE_EVENT(mtu3_log_request, mtu3_gadget_dequeue,
        TP_PROTO(struct mtu3_request *req),
        TP_ARGS(req)
);

DEFINE_EVENT(mtu3_log_request, mtu3_req_complete,
        TP_PROTO(struct mtu3_request *req),
        TP_ARGS(req)
);

DECLARE_EVENT_CLASS(mtu3_log_gpd,
        TP_PROTO(struct mtu3_ep *mep, struct qmu_gpd *gpd),
        TP_ARGS(mep, gpd),
        TP_STRUCT__entry(
                __string(name, mep->name)
                __field(struct qmu_gpd *, gpd)
                __field(u32, dw0)
                __field(u32, dw1)
                __field(u32, dw2)
                __field(u32, dw3)
        ),
        TP_fast_assign(
                __assign_str(name);
                __entry->gpd = gpd;
                __entry->dw0 = le32_to_cpu(gpd->dw0_info);
                __entry->dw1 = le32_to_cpu(gpd->next_gpd);
                __entry->dw2 = le32_to_cpu(gpd->buffer);
                __entry->dw3 = le32_to_cpu(gpd->dw3_info);
        ),
        TP_printk("%s: gpd %p - %08x %08x %08x %08x",
                __get_str(name), __entry->gpd,
                __entry->dw0, __entry->dw1,
                __entry->dw2, __entry->dw3
        )
);

DEFINE_EVENT(mtu3_log_gpd, mtu3_prepare_gpd,
        TP_PROTO(struct mtu3_ep *mep, struct qmu_gpd *gpd),
        TP_ARGS(mep, gpd)
);

DEFINE_EVENT(mtu3_log_gpd, mtu3_complete_gpd,
        TP_PROTO(struct mtu3_ep *mep, struct qmu_gpd *gpd),
        TP_ARGS(mep, gpd)
);

DEFINE_EVENT(mtu3_log_gpd, mtu3_zlp_exp_gpd,
        TP_PROTO(struct mtu3_ep *mep, struct qmu_gpd *gpd),
        TP_ARGS(mep, gpd)
);

DECLARE_EVENT_CLASS(mtu3_log_ep,
        TP_PROTO(struct mtu3_ep *mep),
        TP_ARGS(mep),
        TP_STRUCT__entry(
                __string(name, mep->name)
                __field(unsigned int, type)
                __field(unsigned int, slot)
                __field(unsigned int, maxp)
                __field(unsigned int, mult)
                __field(unsigned int, maxburst)
                __field(unsigned int, flags)
                __field(unsigned int, direction)
                __field(struct mtu3_gpd_ring *, gpd_ring)
        ),
        TP_fast_assign(
                __assign_str(name);
                __entry->type = mep->type;
                __entry->slot = mep->slot;
                __entry->maxp = mep->ep.maxpacket;
                __entry->mult = mep->ep.mult;
                __entry->maxburst = mep->ep.maxburst;
                __entry->flags = mep->flags;
                __entry->direction = mep->is_in;
                __entry->gpd_ring = &mep->gpd_ring;
        ),
        TP_printk("%s: type %s maxp %d slot %d mult %d burst %d ring %p/%pad flags %c:%c%c%c:%c",
                __get_str(name), usb_ep_type_string(__entry->type),
                __entry->maxp, __entry->slot,
                __entry->mult, __entry->maxburst,
                __entry->gpd_ring, &__entry->gpd_ring->dma,
                __entry->flags & MTU3_EP_ENABLED ? 'E' : 'e',
                __entry->flags & MTU3_EP_STALL ? 'S' : 's',
                __entry->flags & MTU3_EP_WEDGE ? 'W' : 'w',
                __entry->flags & MTU3_EP_BUSY ? 'B' : 'b',
                __entry->direction ? '<' : '>'
        )
);

DEFINE_EVENT(mtu3_log_ep, mtu3_gadget_ep_enable,
        TP_PROTO(struct mtu3_ep *mep),
        TP_ARGS(mep)
);

DEFINE_EVENT(mtu3_log_ep, mtu3_gadget_ep_disable,
        TP_PROTO(struct mtu3_ep *mep),
        TP_ARGS(mep)
);

DEFINE_EVENT(mtu3_log_ep, mtu3_gadget_ep_set_halt,
        TP_PROTO(struct mtu3_ep *mep),
        TP_ARGS(mep)
);

#endif /* __MTU3_TRACE_H__ */

/* this part has to be here */

#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .

#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_FILE mtu3_trace

#include <trace/define_trace.h>