1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Copyright(c) 2021 Intel Corporation 4 */ 5 6 #if !defined(CONFIG_IWLWIFI_DEVICE_TRACING) 7 8 #define trace_iwlmei_sap_data(...) 9 10 #else 11 12 #if !defined(__IWLWIFI_DEVICE_TRACE_IWLWIFI_SAP_DATA) || defined(TRACE_HEADER_MULTI_READ) 13 14 #ifndef __IWLWIFI_DEVICE_TRACE_IWLWIFI_SAP_DATA 15 enum iwl_sap_data_trace_type { 16 IWL_SAP_RX_DATA_TO_AIR, 17 IWL_SAP_TX_DATA_FROM_AIR, 18 IWL_SAP_RX_DATA_DROPPED_FROM_AIR, 19 IWL_SAP_TX_DHCP, 20 }; 21 22 static inline size_t 23 iwlmei_sap_data_offset(enum iwl_sap_data_trace_type trace_type) 24 { 25 switch (trace_type) { 26 case IWL_SAP_RX_DATA_TO_AIR: 27 return 0; 28 case IWL_SAP_TX_DATA_FROM_AIR: 29 case IWL_SAP_RX_DATA_DROPPED_FROM_AIR: 30 return sizeof(struct iwl_sap_hdr); 31 case IWL_SAP_TX_DHCP: 32 return sizeof(struct iwl_sap_cb_data); 33 default: 34 WARN_ON_ONCE(1); 35 } 36 37 return 0; 38 } 39 #endif 40 41 #define __IWLWIFI_DEVICE_TRACE_IWLWIFI_SAP_DATA 42 43 #include <linux/tracepoint.h> 44 #include <linux/skbuff.h> 45 #include "sap.h" 46 47 #undef TRACE_SYSTEM 48 #define TRACE_SYSTEM iwlmei_sap_data 49 50 TRACE_EVENT(iwlmei_sap_data, 51 TP_PROTO(const struct sk_buff *skb, 52 enum iwl_sap_data_trace_type trace_type), 53 TP_ARGS(skb, trace_type), 54 TP_STRUCT__entry( 55 __dynamic_array(u8, data, 56 skb->len - iwlmei_sap_data_offset(trace_type)) 57 __field(u32, trace_type) 58 ), 59 TP_fast_assign( 60 size_t offset = iwlmei_sap_data_offset(trace_type); 61 __entry->trace_type = trace_type; 62 skb_copy_bits(skb, offset, __get_dynamic_array(data), 63 skb->len - offset); 64 ), 65 TP_printk("sap_data:trace_type %d len %d", 66 __entry->trace_type, __get_dynamic_array_len(data)) 67 ); 68 69 /* 70 * If you add something here, add a stub in case 71 * !defined(CONFIG_IWLWIFI_DEVICE_TRACING) 72 */ 73 74 #endif /* __IWLWIFI_DEVICE_TRACE_IWLWIFI_SAP_DATA */ 75 76 #undef TRACE_INCLUDE_PATH 77 #define TRACE_INCLUDE_PATH . 78 #undef TRACE_INCLUDE_FILE 79 #define TRACE_INCLUDE_FILE trace-data 80 #include <trace/define_trace.h> 81 82 #endif /* CONFIG_IWLWIFI_DEVICE_TRACING */ 83