root/drivers/net/wireless/intel/iwlwifi/iwl-devtrace-data.h

INCLUDED FROM

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /******************************************************************************
   3  *
   4  * Copyright(c) 2009 - 2014 Intel Corporation. All rights reserved.
   5  * Copyright(c) 2015        Intel Deutschland GmbH
   6  * Copyright(c) 2018        Intel Corporation
   7  *
   8  * Contact Information:
   9  *  Intel Linux Wireless <linuxwifi@intel.com>
  10  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  11  *
  12  *****************************************************************************/
  13 
  14 #if !defined(__IWLWIFI_DEVICE_TRACE_DATA) || defined(TRACE_HEADER_MULTI_READ)
  15 #define __IWLWIFI_DEVICE_TRACE_DATA
  16 
  17 #include <linux/tracepoint.h>
  18 
  19 #undef TRACE_SYSTEM
  20 #define TRACE_SYSTEM iwlwifi_data
  21 
  22 TRACE_EVENT(iwlwifi_dev_tx_tb,
  23         TP_PROTO(const struct device *dev, struct sk_buff *skb,
  24                  u8 *data_src, size_t data_len),
  25         TP_ARGS(dev, skb, data_src, data_len),
  26         TP_STRUCT__entry(
  27                 DEV_ENTRY
  28 
  29                 __dynamic_array(u8, data,
  30                                 iwl_trace_data(skb) ? data_len : 0)
  31         ),
  32         TP_fast_assign(
  33                 DEV_ASSIGN;
  34                 if (iwl_trace_data(skb))
  35                         memcpy(__get_dynamic_array(data), data_src, data_len);
  36         ),
  37         TP_printk("[%s] TX frame data", __get_str(dev))
  38 );
  39 
  40 TRACE_EVENT(iwlwifi_dev_rx_data,
  41         TP_PROTO(const struct device *dev,
  42                  const struct iwl_trans *trans,
  43                  void *rxbuf, size_t len),
  44         TP_ARGS(dev, trans, rxbuf, len),
  45         TP_STRUCT__entry(
  46                 DEV_ENTRY
  47                 __dynamic_array(u8, data,
  48                                 len - iwl_rx_trace_len(trans, rxbuf, len, NULL))
  49         ),
  50         TP_fast_assign(
  51                 size_t offs = iwl_rx_trace_len(trans, rxbuf, len, NULL);
  52                 DEV_ASSIGN;
  53                 if (offs < len)
  54                         memcpy(__get_dynamic_array(data),
  55                                ((u8 *)rxbuf) + offs, len - offs);
  56         ),
  57         TP_printk("[%s] RX frame data", __get_str(dev))
  58 );
  59 #endif /* __IWLWIFI_DEVICE_TRACE_DATA */
  60 
  61 #undef TRACE_INCLUDE_PATH
  62 #define TRACE_INCLUDE_PATH .
  63 #undef TRACE_INCLUDE_FILE
  64 #define TRACE_INCLUDE_FILE iwl-devtrace-data
  65 #include <trace/define_trace.h>