cregit-Linux how code gets into the kernel

Release 4.11 drivers/net/wireless/ath/ath10k/trace.h

/*
 * Copyright (c) 2005-2011 Atheros Communications Inc.
 * Copyright (c) 2011-2013 Qualcomm Atheros, Inc.
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

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

#include <linux/tracepoint.h>
#include "core.h"

#if !defined(_TRACE_H_)

static inline u32 ath10k_frm_hdr_len(const void *buf, size_t len) { const struct ieee80211_hdr *hdr = buf; /* In some rare cases (e.g. fcs error) device reports frame buffer * shorter than what frame header implies (e.g. len = 0). The buffer * can still be accessed so do a simple min() to guarantee caller * doesn't get value greater than len. */ return min_t(u32, len, ieee80211_hdrlen(hdr->frame_control)); }

Contributors

PersonTokensPropCommitsCommitProp
Michal Kazior2153.85%266.67%
Rajkumar Manoharan1846.15%133.33%
Total39100.00%3100.00%

#endif #define _TRACE_H_ /* create empty functions when tracing is disabled */ #if !defined(CONFIG_ATH10K_TRACING) #undef TRACE_EVENT #define TRACE_EVENT(name, proto, ...) \ static inline void trace_ ## name(proto) {} #undef DECLARE_EVENT_CLASS #define DECLARE_EVENT_CLASS(...) #undef DEFINE_EVENT #define DEFINE_EVENT(evt_class, name, proto, ...) \ static inline void trace_ ## name(proto) {} #endif /* !CONFIG_ATH10K_TRACING || __CHECKER__ */ #undef TRACE_SYSTEM #define TRACE_SYSTEM ath10k #define ATH10K_MSG_MAX 400 DECLARE_EVENT_CLASS(ath10k_log_event, TP_PROTO(struct ath10k *ar, struct va_format *vaf), TP_ARGS(ar, vaf), TP_STRUCT__entry( __string(device, dev_name(ar->dev)) __string(driver, dev_driver_string(ar->dev)) __dynamic_array(char, msg, ATH10K_MSG_MAX) ), TP_fast_assign( __assign_str(device, dev_name(ar->dev)); __assign_str(driver, dev_driver_string(ar->dev)); WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg), ATH10K_MSG_MAX, vaf->fmt, *vaf->va) >= ATH10K_MSG_MAX); ), TP_printk( "%s %s %s", __get_str(driver), __get_str(device), __get_str(msg) ) ); DEFINE_EVENT(ath10k_log_event, ath10k_log_err, TP_PROTO(struct ath10k *ar, struct va_format *vaf), TP_ARGS(ar, vaf) ); DEFINE_EVENT(ath10k_log_event, ath10k_log_warn, TP_PROTO(struct ath10k *ar, struct va_format *vaf), TP_ARGS(ar, vaf) ); DEFINE_EVENT(ath10k_log_event, ath10k_log_info, TP_PROTO(struct ath10k *ar, struct va_format *vaf), TP_ARGS(ar, vaf) ); TRACE_EVENT(ath10k_log_dbg, TP_PROTO(struct ath10k *ar, unsigned int level, struct va_format *vaf), TP_ARGS(ar, level, vaf), TP_STRUCT__entry( __string(device, dev_name(ar->dev)) __string(driver, dev_driver_string(ar->dev)) __field(unsigned int, level) __dynamic_array(char, msg, ATH10K_MSG_MAX) ), TP_fast_assign( __assign_str(device, dev_name(ar->dev)); __assign_str(driver, dev_driver_string(ar->dev)); __entry->level = level; WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg), ATH10K_MSG_MAX, vaf->fmt, *vaf->va) >= ATH10K_MSG_MAX); ), TP_printk( "%s %s %s", __get_str(driver), __get_str(device), __get_str(msg) ) ); TRACE_EVENT(ath10k_log_dbg_dump, TP_PROTO(struct ath10k *ar, const char *msg, const char *prefix, const void *buf, size_t buf_len), TP_ARGS(ar, msg, prefix, buf, buf_len), TP_STRUCT__entry( __string(device, dev_name(ar->dev)) __string(driver, dev_driver_string(ar->dev)) __string(msg, msg) __string(prefix, prefix) __field(size_t, buf_len) __dynamic_array(u8, buf, buf_len) ), TP_fast_assign( __assign_str(device, dev_name(ar->dev)); __assign_str(driver, dev_driver_string(ar->dev)); __assign_str(msg, msg); __assign_str(prefix, prefix); __entry->buf_len = buf_len; memcpy(__get_dynamic_array(buf), buf, buf_len); ), TP_printk( "%s %s %s/%s\n", __get_str(driver), __get_str(device), __get_str(prefix), __get_str(msg) ) ); TRACE_EVENT(ath10k_wmi_cmd, TP_PROTO(struct ath10k *ar, int id, const void *buf, size_t buf_len, int ret), TP_ARGS(ar, id, buf, buf_len, ret), TP_STRUCT__entry( __string(device, dev_name(ar->dev)) __string(driver, dev_driver_string(ar->dev)) __field(unsigned int, id) __field(size_t, buf_len) __dynamic_array(u8, buf, buf_len) __field(int, ret) ), TP_fast_assign( __assign_str(device, dev_name(ar->dev)); __assign_str(driver, dev_driver_string(ar->dev)); __entry->id = id; __entry->buf_len = buf_len; __entry->ret = ret; memcpy(__get_dynamic_array(buf), buf, buf_len); ), TP_printk( "%s %s id %d len %zu ret %d", __get_str(driver), __get_str(device), __entry->id, __entry->buf_len, __entry->ret ) ); TRACE_EVENT(ath10k_wmi_event, TP_PROTO(struct ath10k *ar, int id, const void *buf, size_t buf_len), TP_ARGS(ar, id, buf, buf_len), TP_STRUCT__entry( __string(device, dev_name(ar->dev)) __string(driver, dev_driver_string(ar->dev)) __field(unsigned int, id) __field(size_t, buf_len) __dynamic_array(u8, buf, buf_len) ), TP_fast_assign( __assign_str(device, dev_name(ar->dev)); __assign_str(driver, dev_driver_string(ar->dev)); __entry->id = id; __entry->buf_len = buf_len; memcpy(__get_dynamic_array(buf), buf, buf_len); ), TP_printk( "%s %s id %d len %zu", __get_str(driver), __get_str(device), __entry->id, __entry->buf_len ) ); TRACE_EVENT(ath10k_htt_stats, TP_PROTO(struct ath10k *ar, const void *buf, size_t buf_len), TP_ARGS(ar, buf, buf_len), TP_STRUCT__entry( __string(device, dev_name(ar->dev)) __string(driver, dev_driver_string(ar->dev)) __field(size_t, buf_len) __dynamic_array(u8, buf, buf_len) ), TP_fast_assign( __assign_str(device, dev_name(ar->dev)); __assign_str(driver, dev_driver_string(ar->dev)); __entry->buf_len = buf_len; memcpy(__get_dynamic_array(buf), buf, buf_len); ), TP_printk( "%s %s len %zu", __get_str(driver), __get_str(device), __entry->buf_len ) ); TRACE_EVENT(ath10k_wmi_dbglog, TP_PROTO(struct ath10k *ar, const void *buf, size_t buf_len), TP_ARGS(ar, buf, buf_len), TP_STRUCT__entry( __string(device, dev_name(ar->dev)) __string(driver, dev_driver_string(ar->dev)) __field(u8, hw_type); __field(size_t, buf_len) __dynamic_array(u8, buf, buf_len) ), TP_fast_assign( __assign_str(device, dev_name(ar->dev)); __assign_str(driver, dev_driver_string(ar->dev)); __entry->hw_type = ar->hw_rev; __entry->buf_len = buf_len; memcpy(__get_dynamic_array(buf), buf, buf_len); ), TP_printk( "%s %s %d len %zu", __get_str(driver), __get_str(device), __entry->hw_type, __entry->buf_len ) ); TRACE_EVENT(ath10k_htt_pktlog, TP_PROTO(struct ath10k *ar, const void *buf, u16 buf_len), TP_ARGS(ar, buf, buf_len), TP_STRUCT__entry( __string(device, dev_name(ar->dev)) __string(driver, dev_driver_string(ar->dev)) __field(u8, hw_type); __field(u16, buf_len) __dynamic_array(u8, pktlog, buf_len) ), TP_fast_assign( __assign_str(device, dev_name(ar->dev)); __assign_str(driver, dev_driver_string(ar->dev)); __entry->hw_type = ar->hw_rev; __entry->buf_len = buf_len; memcpy(__get_dynamic_array(pktlog), buf, buf_len); ), TP_printk( "%s %s %d size %hu", __get_str(driver), __get_str(device), __entry->hw_type, __entry->buf_len ) ); TRACE_EVENT(ath10k_htt_tx, TP_PROTO(struct ath10k *ar, u16 msdu_id, u16 msdu_len, u8 vdev_id, u8 tid), TP_ARGS(ar, msdu_id, msdu_len, vdev_id, tid), TP_STRUCT__entry( __string(device, dev_name(ar->dev)) __string(driver, dev_driver_string(ar->dev)) __field(u16, msdu_id) __field(u16, msdu_len) __field(u8, vdev_id) __field(u8, tid) ), TP_fast_assign( __assign_str(device, dev_name(ar->dev)); __assign_str(driver, dev_driver_string(ar->dev)); __entry->msdu_id = msdu_id; __entry->msdu_len = msdu_len; __entry->vdev_id = vdev_id; __entry->tid = tid; ), TP_printk( "%s %s msdu_id %d msdu_len %d vdev_id %d tid %d", __get_str(driver), __get_str(device), __entry->msdu_id, __entry->msdu_len, __entry->vdev_id, __entry->tid ) ); TRACE_EVENT(ath10k_txrx_tx_unref, TP_PROTO(struct ath10k *ar, u16 msdu_id), TP_ARGS(ar, msdu_id), TP_STRUCT__entry( __string(device, dev_name(ar->dev)) __string(driver, dev_driver_string(ar->dev)) __field(u16, msdu_id) ), TP_fast_assign( __assign_str(device, dev_name(ar->dev)); __assign_str(driver, dev_driver_string(ar->dev)); __entry->msdu_id = msdu_id; ), TP_printk( "%s %s msdu_id %d", __get_str(driver), __get_str(device), __entry->msdu_id ) ); DECLARE_EVENT_CLASS(ath10k_hdr_event, TP_PROTO(struct ath10k *ar, const void *data, size_t len), TP_ARGS(ar, data, len), TP_STRUCT__entry( __string(device, dev_name(ar->dev)) __string(driver, dev_driver_string(ar->dev)) __field(size_t, len) __dynamic_array(u8, data, ath10k_frm_hdr_len(data, len)) ), TP_fast_assign( __assign_str(device, dev_name(ar->dev)); __assign_str(driver, dev_driver_string(ar->dev)); __entry->len = ath10k_frm_hdr_len(data, len); memcpy(__get_dynamic_array(data), data, __entry->len); ), TP_printk( "%s %s len %zu\n", __get_str(driver), __get_str(device), __entry->len ) ); DECLARE_EVENT_CLASS(ath10k_payload_event, TP_PROTO(struct ath10k *ar, const void *data, size_t len), TP_ARGS(ar, data, len), TP_STRUCT__entry( __string(device, dev_name(ar->dev)) __string(driver, dev_driver_string(ar->dev)) __field(size_t, len) __dynamic_array(u8, payload, (len - ath10k_frm_hdr_len(data, len))) ), TP_fast_assign( __assign_str(device, dev_name(ar->dev)); __assign_str(driver, dev_driver_string(ar->dev)); __entry->len = len - ath10k_frm_hdr_len(data, len); memcpy(__get_dynamic_array(payload), data + ath10k_frm_hdr_len(data, len), __entry->len); ), TP_printk( "%s %s len %zu\n", __get_str(driver), __get_str(device), __entry->len ) ); DEFINE_EVENT(ath10k_hdr_event, ath10k_tx_hdr, TP_PROTO(struct ath10k *ar, const void *data, size_t len), TP_ARGS(ar, data, len) ); DEFINE_EVENT(ath10k_payload_event, ath10k_tx_payload, TP_PROTO(struct ath10k *ar, const void *data, size_t len), TP_ARGS(ar, data, len) ); DEFINE_EVENT(ath10k_hdr_event, ath10k_rx_hdr, TP_PROTO(struct ath10k *ar, const void *data, size_t len), TP_ARGS(ar, data, len) ); DEFINE_EVENT(ath10k_payload_event, ath10k_rx_payload, TP_PROTO(struct ath10k *ar, const void *data, size_t len), TP_ARGS(ar, data, len) ); TRACE_EVENT(ath10k_htt_rx_desc, TP_PROTO(struct ath10k *ar, const void *data, size_t len), TP_ARGS(ar, data, len), TP_STRUCT__entry( __string(device, dev_name(ar->dev)) __string(driver, dev_driver_string(ar->dev)) __field(u8, hw_type); __field(u16, len) __dynamic_array(u8, rxdesc, len) ), TP_fast_assign( __assign_str(device, dev_name(ar->dev)); __assign_str(driver, dev_driver_string(ar->dev)); __entry->hw_type = ar->hw_rev; __entry->len = len; memcpy(__get_dynamic_array(rxdesc), data, len); ), TP_printk( "%s %s %d rxdesc len %d", __get_str(driver), __get_str(device), __entry->hw_type, __entry->len ) ); TRACE_EVENT(ath10k_wmi_diag_container, TP_PROTO(struct ath10k *ar, u8 type, u32 timestamp, u32 code, u16 len, const void *data), TP_ARGS(ar, type, timestamp, code, len, data), TP_STRUCT__entry( __string(device, dev_name(ar->dev)) __string(driver, dev_driver_string(ar->dev)) __field(u8, type) __field(u32, timestamp) __field(u32, code) __field(u16, len) __dynamic_array(u8, data, len) ), TP_fast_assign( __assign_str(device, dev_name(ar->dev)); __assign_str(driver, dev_driver_string(ar->dev)); __entry->type = type; __entry->timestamp = timestamp; __entry->code = code; __entry->len = len; memcpy(__get_dynamic_array(data), data, len); ), TP_printk( "%s %s diag container type %hhu timestamp %u code %u len %d", __get_str(driver), __get_str(device), __entry->type, __entry->timestamp, __entry->code, __entry->len ) ); TRACE_EVENT(ath10k_wmi_diag, TP_PROTO(struct ath10k *ar, const void *data, size_t len), TP_ARGS(ar, data, len), TP_STRUCT__entry( __string(device, dev_name(ar->dev)) __string(driver, dev_driver_string(ar->dev)) __field(u16, len) __dynamic_array(u8, data, len) ), TP_fast_assign( __assign_str(device, dev_name(ar->dev)); __assign_str(driver, dev_driver_string(ar->dev)); __entry->len = len; memcpy(__get_dynamic_array(data), data, len); ), TP_printk( "%s %s tlv diag len %d", __get_str(driver), __get_str(device), __entry->len ) ); #endif /* _TRACE_H_ || TRACE_HEADER_MULTI_READ*/ /* we don't want to use include/trace/events */ #undef TRACE_INCLUDE_PATH #define TRACE_INCLUDE_PATH . #undef TRACE_INCLUDE_FILE #define TRACE_INCLUDE_FILE trace /* This part must be outside protection */ #include <trace/define_trace.h>

Overall Contributors

PersonTokensPropCommitsCommitProp
Kalle Valo24040.61%318.75%
Rajkumar Manoharan18731.64%531.25%
Michal Kazior15225.72%743.75%
Ashok Raj Nagarajan122.03%16.25%
Total591100.00%16100.00%
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