290 lines
8.2 KiB
C
290 lines
8.2 KiB
C
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// SPDX-License-Identifier: GPL-2.0
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/**
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* udc.c - Core UDC Framework
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*
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* Copyright (C) 2016 Intel Corporation
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* Author: Felipe Balbi <felipe.balbi@linux.intel.com>
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*/
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM gadget
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#if !defined(__UDC_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
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#define __UDC_TRACE_H
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#include <linux/types.h>
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#include <linux/tracepoint.h>
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#include <asm/byteorder.h>
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#include <linux/usb/gadget.h>
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DECLARE_EVENT_CLASS(udc_log_gadget,
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TP_PROTO(struct usb_gadget *g, int ret),
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TP_ARGS(g, ret),
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TP_STRUCT__entry(
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__field(enum usb_device_speed, speed)
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__field(enum usb_device_speed, max_speed)
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__field(enum usb_device_state, state)
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__field(unsigned, mA)
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__field(unsigned, sg_supported)
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__field(unsigned, is_otg)
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__field(unsigned, is_a_peripheral)
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__field(unsigned, b_hnp_enable)
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__field(unsigned, a_hnp_support)
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__field(unsigned, hnp_polling_support)
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__field(unsigned, host_request_flag)
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__field(unsigned, quirk_ep_out_aligned_size)
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__field(unsigned, quirk_altset_not_supp)
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__field(unsigned, quirk_stall_not_supp)
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__field(unsigned, quirk_zlp_not_supp)
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__field(unsigned, is_selfpowered)
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__field(unsigned, deactivated)
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__field(unsigned, connected)
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__field(int, ret)
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),
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TP_fast_assign(
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__entry->speed = g->speed;
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__entry->max_speed = g->max_speed;
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__entry->state = g->state;
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__entry->mA = g->mA;
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__entry->sg_supported = g->sg_supported;
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__entry->is_otg = g->is_otg;
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__entry->is_a_peripheral = g->is_a_peripheral;
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__entry->b_hnp_enable = g->b_hnp_enable;
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__entry->a_hnp_support = g->a_hnp_support;
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__entry->hnp_polling_support = g->hnp_polling_support;
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__entry->host_request_flag = g->host_request_flag;
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__entry->quirk_ep_out_aligned_size = g->quirk_ep_out_aligned_size;
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__entry->quirk_altset_not_supp = g->quirk_altset_not_supp;
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__entry->quirk_stall_not_supp = g->quirk_stall_not_supp;
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__entry->quirk_zlp_not_supp = g->quirk_zlp_not_supp;
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__entry->is_selfpowered = g->is_selfpowered;
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__entry->deactivated = g->deactivated;
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__entry->connected = g->connected;
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__entry->ret = ret;
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),
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TP_printk("speed %d/%d state %d %dmA [%s%s%s%s%s%s%s%s%s%s%s%s%s%s] --> %d",
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__entry->speed, __entry->max_speed, __entry->state, __entry->mA,
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__entry->sg_supported ? "sg:" : "",
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__entry->is_otg ? "OTG:" : "",
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__entry->is_a_peripheral ? "a_peripheral:" : "",
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__entry->b_hnp_enable ? "b_hnp:" : "",
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__entry->a_hnp_support ? "a_hnp:" : "",
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__entry->hnp_polling_support ? "hnp_poll:" : "",
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__entry->host_request_flag ? "hostreq:" : "",
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__entry->quirk_ep_out_aligned_size ? "out_aligned:" : "",
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__entry->quirk_altset_not_supp ? "no_altset:" : "",
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__entry->quirk_stall_not_supp ? "no_stall:" : "",
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__entry->quirk_zlp_not_supp ? "no_zlp" : "",
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__entry->is_selfpowered ? "self-powered:" : "bus-powered:",
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__entry->deactivated ? "deactivated:" : "activated:",
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__entry->connected ? "connected" : "disconnected",
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__entry->ret)
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);
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DEFINE_EVENT(udc_log_gadget, usb_gadget_frame_number,
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TP_PROTO(struct usb_gadget *g, int ret),
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TP_ARGS(g, ret)
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);
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DEFINE_EVENT(udc_log_gadget, usb_gadget_wakeup,
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TP_PROTO(struct usb_gadget *g, int ret),
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TP_ARGS(g, ret)
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);
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DEFINE_EVENT(udc_log_gadget, usb_gadget_set_selfpowered,
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TP_PROTO(struct usb_gadget *g, int ret),
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TP_ARGS(g, ret)
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);
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DEFINE_EVENT(udc_log_gadget, usb_gadget_clear_selfpowered,
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TP_PROTO(struct usb_gadget *g, int ret),
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TP_ARGS(g, ret)
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);
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DEFINE_EVENT(udc_log_gadget, usb_gadget_vbus_connect,
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TP_PROTO(struct usb_gadget *g, int ret),
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TP_ARGS(g, ret)
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);
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DEFINE_EVENT(udc_log_gadget, usb_gadget_vbus_draw,
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TP_PROTO(struct usb_gadget *g, int ret),
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TP_ARGS(g, ret)
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);
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DEFINE_EVENT(udc_log_gadget, usb_gadget_vbus_disconnect,
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TP_PROTO(struct usb_gadget *g, int ret),
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TP_ARGS(g, ret)
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);
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DEFINE_EVENT(udc_log_gadget, usb_gadget_connect,
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TP_PROTO(struct usb_gadget *g, int ret),
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TP_ARGS(g, ret)
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);
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DEFINE_EVENT(udc_log_gadget, usb_gadget_disconnect,
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TP_PROTO(struct usb_gadget *g, int ret),
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TP_ARGS(g, ret)
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);
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DEFINE_EVENT(udc_log_gadget, usb_gadget_deactivate,
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TP_PROTO(struct usb_gadget *g, int ret),
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TP_ARGS(g, ret)
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);
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DEFINE_EVENT(udc_log_gadget, usb_gadget_activate,
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TP_PROTO(struct usb_gadget *g, int ret),
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TP_ARGS(g, ret)
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);
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DECLARE_EVENT_CLASS(udc_log_ep,
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TP_PROTO(struct usb_ep *ep, int ret),
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TP_ARGS(ep, ret),
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TP_STRUCT__entry(
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__dynamic_array(char, name, UDC_TRACE_STR_MAX)
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__field(unsigned, maxpacket)
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__field(unsigned, maxpacket_limit)
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__field(unsigned, max_streams)
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__field(unsigned, mult)
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__field(unsigned, maxburst)
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__field(u8, address)
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__field(bool, claimed)
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__field(bool, enabled)
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__field(int, ret)
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),
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TP_fast_assign(
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snprintf(__get_str(name), UDC_TRACE_STR_MAX, "%s", ep->name);
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__entry->maxpacket = ep->maxpacket;
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__entry->maxpacket_limit = ep->maxpacket_limit;
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__entry->max_streams = ep->max_streams;
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__entry->mult = ep->mult;
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__entry->maxburst = ep->maxburst;
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__entry->address = ep->address,
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__entry->claimed = ep->claimed;
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__entry->enabled = ep->enabled;
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__entry->ret = ret;
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),
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TP_printk("%s: mps %d/%d streams %d mult %d burst %d addr %02x %s%s --> %d",
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__get_str(name), __entry->maxpacket, __entry->maxpacket_limit,
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__entry->max_streams, __entry->mult, __entry->maxburst,
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__entry->address, __entry->claimed ? "claimed:" : "released:",
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__entry->enabled ? "enabled" : "disabled", ret)
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);
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DEFINE_EVENT(udc_log_ep, usb_ep_set_maxpacket_limit,
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TP_PROTO(struct usb_ep *ep, int ret),
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TP_ARGS(ep, ret)
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);
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DEFINE_EVENT(udc_log_ep, usb_ep_enable,
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TP_PROTO(struct usb_ep *ep, int ret),
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TP_ARGS(ep, ret)
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);
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DEFINE_EVENT(udc_log_ep, usb_ep_disable,
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TP_PROTO(struct usb_ep *ep, int ret),
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TP_ARGS(ep, ret)
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);
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DEFINE_EVENT(udc_log_ep, usb_ep_set_halt,
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TP_PROTO(struct usb_ep *ep, int ret),
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TP_ARGS(ep, ret)
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);
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DEFINE_EVENT(udc_log_ep, usb_ep_clear_halt,
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TP_PROTO(struct usb_ep *ep, int ret),
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TP_ARGS(ep, ret)
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);
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DEFINE_EVENT(udc_log_ep, usb_ep_set_wedge,
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TP_PROTO(struct usb_ep *ep, int ret),
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TP_ARGS(ep, ret)
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);
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DEFINE_EVENT(udc_log_ep, usb_ep_fifo_status,
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TP_PROTO(struct usb_ep *ep, int ret),
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TP_ARGS(ep, ret)
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);
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DEFINE_EVENT(udc_log_ep, usb_ep_fifo_flush,
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TP_PROTO(struct usb_ep *ep, int ret),
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TP_ARGS(ep, ret)
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);
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DECLARE_EVENT_CLASS(udc_log_req,
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TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret),
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TP_ARGS(ep, req, ret),
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TP_STRUCT__entry(
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__dynamic_array(char, name, UDC_TRACE_STR_MAX)
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__field(unsigned, length)
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__field(unsigned, actual)
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__field(unsigned, num_sgs)
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__field(unsigned, num_mapped_sgs)
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__field(unsigned, stream_id)
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__field(unsigned, no_interrupt)
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__field(unsigned, zero)
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__field(unsigned, short_not_ok)
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__field(int, status)
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__field(int, ret)
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__field(struct usb_request *, req)
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),
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TP_fast_assign(
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snprintf(__get_str(name), UDC_TRACE_STR_MAX, "%s", ep->name);
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__entry->length = req->length;
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__entry->actual = req->actual;
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__entry->num_sgs = req->num_sgs;
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__entry->num_mapped_sgs = req->num_mapped_sgs;
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__entry->stream_id = req->stream_id;
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__entry->no_interrupt = req->no_interrupt;
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__entry->zero = req->zero;
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__entry->short_not_ok = req->short_not_ok;
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__entry->status = req->status;
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__entry->ret = ret;
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__entry->req = req;
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),
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TP_printk("%s: req %p length %d/%d sgs %d/%d stream %d %s%s%s status %d --> %d",
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__get_str(name),__entry->req, __entry->actual, __entry->length,
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__entry->num_mapped_sgs, __entry->num_sgs, __entry->stream_id,
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__entry->zero ? "Z" : "z",
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__entry->short_not_ok ? "S" : "s",
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__entry->no_interrupt ? "i" : "I",
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__entry->status, __entry->ret
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)
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);
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DEFINE_EVENT(udc_log_req, usb_ep_alloc_request,
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TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret),
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TP_ARGS(ep, req, ret)
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);
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DEFINE_EVENT(udc_log_req, usb_ep_free_request,
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TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret),
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TP_ARGS(ep, req, ret)
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);
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DEFINE_EVENT(udc_log_req, usb_ep_queue,
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TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret),
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TP_ARGS(ep, req, ret)
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);
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DEFINE_EVENT(udc_log_req, usb_ep_dequeue,
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TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret),
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TP_ARGS(ep, req, ret)
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);
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DEFINE_EVENT(udc_log_req, usb_gadget_giveback_request,
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TP_PROTO(struct usb_ep *ep, struct usb_request *req, int ret),
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TP_ARGS(ep, req, ret)
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);
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#endif /* __UDC_TRACE_H */
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/* this part has to be here */
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#undef TRACE_INCLUDE_PATH
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#define TRACE_INCLUDE_PATH .
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#undef TRACE_INCLUDE_FILE
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#define TRACE_INCLUDE_FILE trace
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#include <trace/define_trace.h>
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