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qcacmn: Add qdf APIs to support data pkt diag logging

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Add support to send protocol data packet info via diag log
command to userspace at tx entry point, on receiving tx
completion indication and in rx path, before delivering the
packet to network stack.

Change-Id: I6a95a16b7ebedf505ecb501107b1bbb89b16b67d
CRs-Fixed: 2595799
This commit is contained in:
Yeshwanth Sriram Guntuka
2020-01-10 14:47:35 +05:30
committed by nshrivas
parent 7c3ce2d05f
commit 70ea6afc3f
4 changed files with 370 additions and 24 deletions
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51
qdf/inc/qdf_trace.h
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2014-2019 The Linux Foundation. All rights reserved.
* Copyright (c) 2014-2020 The Linux Foundation. All rights reserved.
*
* Permission to use, copy, modify, and/or distribute this software for
* any purpose with or without fee is hereby granted, provided that the
@@ -74,6 +74,14 @@ typedef int (qdf_abstract_print)(void *priv, const char *fmt, ...);
#define QDF_DEBUG_ERROR 0x20
#define QDF_DEBUG_CFG 0x40
/*
* Rate limit based on pkt prototype
*/
#define QDF_MAX_DHCP_PKTS_PER_SEC (10)
#define QDF_MAX_EAPOL_PKTS_PER_SEC (10)
#define QDF_MAX_ARP_PKTS_PER_SEC (5)
#define QDF_MAX_DNS_PKTS_PER_SEC (5)
#define QDF_MAX_OTHER_PKTS_PER_SEC (1)
/* DP Trace Implementation */
#ifdef CONFIG_DP_TRACE
@@ -105,6 +113,7 @@ typedef int (qdf_abstract_print)(void *priv, const char *fmt, ...);
#define QDF_TRACE_DEFAULT_PDEV_ID 0xff
#define INVALID_QDF_TRACE_ADDR 0xffffffff
#define DEFAULT_QDF_TRACE_DUMP_COUNT 0
#define QDF_TRACE_DEFAULT_MSDU_ID 0
/*
* first parameter to iwpriv command - dump_dp_trace
@@ -459,6 +468,9 @@ struct qdf_dp_trace_record_s {
* @icmpv6_na: stats for icmpv6 nas
* @icmpv6_rs: stats for icmpv6 rss
* @icmpv6_ra: stats for icmpv6 ras
* @proto_event_bitmap: defines which protocol to be diag logged.
* refer QDF_NBUF_PKT_TRAC_TYPE_DNS to QDF_NBUF_PKT_TRAC_TYPE_ARP
* for bitmap.
*/
struct s_qdf_dp_trace_data {
uint32_t head;
@@ -504,6 +516,7 @@ struct s_qdf_dp_trace_data {
u16 icmpv6_na;
u16 icmpv6_rs;
u16 icmpv6_ra;
uint32_t proto_event_bitmap;
};
/**
@@ -880,6 +893,35 @@ void qdf_dp_display_event_record(struct qdf_dp_trace_record_s *record,
void qdf_dp_trace_record_event(enum QDF_DP_TRACE_ID code, uint8_t vdev_id,
uint8_t pdev_id, enum qdf_proto_type type,
enum qdf_proto_subtype subtype);
/**
* qdf_dp_set_proto_event_bitmap() - Set the protocol event bitmap
* @value: proto event bitmap value.
*
* QDF_NBUF_PKT_TRAC_TYPE_DNS 0x01
* QDF_NBUF_PKT_TRAC_TYPE_EAPOL 0x02
* QDF_NBUF_PKT_TRAC_TYPE_DHCP 0x04
* QDF_NBUF_PKT_TRAC_TYPE_ARP 0x10
*
* Return: none
*/
void qdf_dp_set_proto_event_bitmap(uint32_t value);
/**
* qdf_dp_log_proto_pkt_info() - Send diag log event
* @sa: source MAC address
* @da: destination MAC address
* @type: pkt type
* @subtype: pkt subtype
* @dir: tx or rx
* @msdu_id: msdu id
* @status: status
*
* Return: none
*/
void qdf_dp_log_proto_pkt_info(uint8_t *sa, uint8_t *da, uint8_t type,
uint8_t subtype, uint8_t dir, uint8_t msdu_id,
uint8_t status);
#else
static inline
bool qdf_dp_trace_log_pkt(uint8_t vdev_id, struct sk_buff *skb,
@@ -969,6 +1011,13 @@ void qdf_dp_trace_data_pkt(qdf_nbuf_t nbuf, uint8_t pdev_id,
enum qdf_proto_dir dir)
{
}
static inline
void qdf_dp_log_proto_pkt_info(uint8_t *sa, uint8_t *da, uint8_t type,
uint8_t subtype, uint8_t dir, uint8_t msdu_id,
uint8_t status)
{
}
#endif
void qdf_trace_display(void);