| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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| 2 | /* |
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| 3 | * Trace support header file for device mode |
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| 4 | * |
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| 5 | * Copyright (C) 2020 NXP |
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| 6 | * |
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| 7 | * Author: Peter Chen <peter.chen@nxp.com> |
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| 8 | */ |
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| 9 | |
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| 10 | #undef TRACE_SYSTEM |
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| 11 | #define TRACE_SYSTEM chipidea |
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| 12 | |
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| 13 | #if !defined(__LINUX_CHIPIDEA_TRACE) || defined(TRACE_HEADER_MULTI_READ) |
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| 14 | #define __LINUX_CHIPIDEA_TRACE |
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| 15 | |
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| 16 | #include <linux/types.h> |
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| 17 | #include <linux/tracepoint.h> |
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| 18 | #include <linux/usb/chipidea.h> |
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| 19 | #include "ci.h" |
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| 20 | #include "udc.h" |
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| 21 | |
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| 22 | #define CHIPIDEA_MSG_MAX 500 |
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| 23 | |
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| 24 | void ci_log(struct ci_hdrc *ci, const char *fmt, ...); |
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| 25 | |
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| 26 | TRACE_EVENT(ci_log, |
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| 27 | TP_PROTO(struct ci_hdrc *ci, struct va_format *vaf), |
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| 28 | TP_ARGS(ci, vaf), |
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| 29 | TP_STRUCT__entry( |
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| 30 | __string(name, dev_name(ci->dev)) |
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| 31 | __vstring(msg, vaf->fmt, vaf->va) |
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| 32 | ), |
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| 33 | TP_fast_assign( |
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| 34 | __assign_str(name, dev_name(ci->dev)); |
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| 35 | __assign_vstr(msg, vaf->fmt, vaf->va); |
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| 36 | ), |
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| 37 | TP_printk("%s: %s" , __get_str(name), __get_str(msg)) |
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| 38 | ); |
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| 39 | |
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| 40 | DECLARE_EVENT_CLASS(ci_log_trb, |
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| 41 | TP_PROTO(struct ci_hw_ep *hwep, struct ci_hw_req *hwreq, struct td_node *td), |
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| 42 | TP_ARGS(hwep, hwreq, td), |
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| 43 | TP_STRUCT__entry( |
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| 44 | __string(name, hwep->name) |
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| 45 | __field(struct td_node *, td) |
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| 46 | __field(struct usb_request *, req) |
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| 47 | __field(dma_addr_t, dma) |
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| 48 | __field(s32, td_remaining_size) |
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| 49 | __field(u32, next) |
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| 50 | __field(u32, token) |
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| 51 | __field(u32, type) |
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| 52 | ), |
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| 53 | TP_fast_assign( |
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| 54 | __assign_str(name, hwep->name); |
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| 55 | __entry->req = &hwreq->req; |
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| 56 | __entry->td = td; |
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| 57 | __entry->dma = td->dma; |
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| 58 | __entry->td_remaining_size = td->td_remaining_size; |
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| 59 | __entry->next = le32_to_cpu(td->ptr->next); |
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| 60 | __entry->token = le32_to_cpu(td->ptr->token); |
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| 61 | __entry->type = usb_endpoint_type(hwep->ep.desc); |
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| 62 | ), |
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| 63 | TP_printk("%s: req: %p, td: %p, td_dma_address: %pad, remaining_size: %d, " |
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| 64 | "next: %x, total bytes: %d, status: %lx" , |
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| 65 | __get_str(name), __entry->req, __entry->td, &__entry->dma, |
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| 66 | __entry->td_remaining_size, __entry->next, |
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| 67 | (int)((__entry->token & TD_TOTAL_BYTES) >> __ffs(TD_TOTAL_BYTES)), |
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| 68 | __entry->token & TD_STATUS |
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| 69 | ) |
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| 70 | ); |
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| 71 | |
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| 72 | DEFINE_EVENT(ci_log_trb, ci_prepare_td, |
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| 73 | TP_PROTO(struct ci_hw_ep *hwep, struct ci_hw_req *hwreq, struct td_node *td), |
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| 74 | TP_ARGS(hwep, hwreq, td) |
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| 75 | ); |
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| 76 | |
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| 77 | DEFINE_EVENT(ci_log_trb, ci_complete_td, |
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| 78 | TP_PROTO(struct ci_hw_ep *hwep, struct ci_hw_req *hwreq, struct td_node *td), |
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| 79 | TP_ARGS(hwep, hwreq, td) |
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| 80 | ); |
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| 81 | |
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| 82 | #endif /* __LINUX_CHIPIDEA_TRACE */ |
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| 83 | |
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| 84 | /* this part must be outside header guard */ |
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| 85 | |
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| 86 | #undef TRACE_INCLUDE_PATH |
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| 87 | #define TRACE_INCLUDE_PATH . |
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| 88 | |
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| 89 | #undef TRACE_INCLUDE_FILE |
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| 90 | #define TRACE_INCLUDE_FILE trace |
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| 91 | |
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| 92 | #include <trace/define_trace.h> |
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| 93 | |
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