83 lines
1.9 KiB
C
83 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright(c) 2021 Intel Corporation
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*/
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#if !defined(CONFIG_IWLWIFI_DEVICE_TRACING)
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#define trace_iwlmei_sap_data(...)
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#else
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#if !defined(__IWLWIFI_DEVICE_TRACE_IWLWIFI_SAP_DATA) || defined(TRACE_HEADER_MULTI_READ)
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#ifndef __IWLWIFI_DEVICE_TRACE_IWLWIFI_SAP_DATA
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enum iwl_sap_data_trace_type {
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IWL_SAP_RX_DATA_TO_AIR,
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IWL_SAP_TX_DATA_FROM_AIR,
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IWL_SAP_RX_DATA_DROPPED_FROM_AIR,
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IWL_SAP_TX_DHCP,
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};
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static inline size_t
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iwlmei_sap_data_offset(enum iwl_sap_data_trace_type trace_type)
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{
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switch (trace_type) {
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case IWL_SAP_RX_DATA_TO_AIR:
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return 0;
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case IWL_SAP_TX_DATA_FROM_AIR:
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case IWL_SAP_RX_DATA_DROPPED_FROM_AIR:
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return sizeof(struct iwl_sap_hdr);
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case IWL_SAP_TX_DHCP:
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return sizeof(struct iwl_sap_cb_data);
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default:
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WARN_ON_ONCE(1);
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}
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return 0;
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}
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#endif
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#define __IWLWIFI_DEVICE_TRACE_IWLWIFI_SAP_DATA
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#include <linux/tracepoint.h>
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#include <linux/skbuff.h>
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#include "sap.h"
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM iwlmei_sap_data
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TRACE_EVENT(iwlmei_sap_data,
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TP_PROTO(const struct sk_buff *skb,
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enum iwl_sap_data_trace_type trace_type),
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TP_ARGS(skb, trace_type),
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TP_STRUCT__entry(
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__dynamic_array(u8, data,
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skb->len - iwlmei_sap_data_offset(trace_type))
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__field(u32, trace_type)
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),
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TP_fast_assign(
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size_t offset = iwlmei_sap_data_offset(trace_type);
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__entry->trace_type = trace_type;
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skb_copy_bits(skb, offset, __get_dynamic_array(data),
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skb->len - offset);
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),
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TP_printk("sap_data:trace_type %d len %d",
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__entry->trace_type, __get_dynamic_array_len(data))
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);
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/*
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* If you add something here, add a stub in case
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* !defined(CONFIG_IWLWIFI_DEVICE_TRACING)
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*/
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#endif /* __IWLWIFI_DEVICE_TRACE_IWLWIFI_SAP_DATA */
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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-data
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#include <trace/define_trace.h>
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#endif /* CONFIG_IWLWIFI_DEVICE_TRACING */
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