ath10k: add tracing for frame transmission
Add tracing support to forward management and data frames to
user space for packet inspection.
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c
index 27b3051..fbb3175 100644
--- a/drivers/net/wireless/ath/ath10k/htt_rx.c
+++ b/drivers/net/wireless/ath/ath10k/htt_rx.c
@@ -291,6 +291,9 @@
htt->rx_ring.sw_rd_idx.msdu_payld = idx;
htt->rx_ring.fill_cnt--;
+ trace_ath10k_htt_rx_pop_msdu(ar, msdu->data, msdu->len +
+ skb_tailroom(msdu));
+
return msdu;
}
diff --git a/drivers/net/wireless/ath/ath10k/htt_tx.c b/drivers/net/wireless/ath/ath10k/htt_tx.c
index fdfb171..b0df470 100644
--- a/drivers/net/wireless/ath/ath10k/htt_tx.c
+++ b/drivers/net/wireless/ath/ath10k/htt_tx.c
@@ -564,6 +564,7 @@
(u32)skb_cb->paddr, vdev_id, tid);
ath10k_dbg_dump(ar, ATH10K_DBG_HTT_DUMP, NULL, "htt tx msdu: ",
msdu->data, msdu->len);
+ trace_ath10k_htt_tx_msdu(ar, msdu->data, msdu->len);
sg_items[0].transfer_id = 0;
sg_items[0].transfer_context = NULL;
diff --git a/drivers/net/wireless/ath/ath10k/trace.h b/drivers/net/wireless/ath/ath10k/trace.h
index 33b9bf4..9d34e7f 100644
--- a/drivers/net/wireless/ath/ath10k/trace.h
+++ b/drivers/net/wireless/ath/ath10k/trace.h
@@ -370,6 +370,53 @@
__entry->msdu_id
)
);
+
+DECLARE_EVENT_CLASS(ath10k_data_event,
+ TP_PROTO(struct ath10k *ar, 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, 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 len %zu\n",
+ __get_str(driver),
+ __get_str(device),
+ __entry->len
+ )
+);
+
+DEFINE_EVENT(ath10k_data_event, ath10k_htt_tx_msdu,
+ TP_PROTO(struct ath10k *ar, void *data, size_t len),
+ TP_ARGS(ar, data, len)
+);
+
+DEFINE_EVENT(ath10k_data_event, ath10k_htt_rx_pop_msdu,
+ TP_PROTO(struct ath10k *ar, void *data, size_t len),
+ TP_ARGS(ar, data, len)
+);
+
+DEFINE_EVENT(ath10k_data_event, ath10k_wmi_mgmt_tx,
+ TP_PROTO(struct ath10k *ar, void *data, size_t len),
+ TP_ARGS(ar, data, len)
+);
+
+DEFINE_EVENT(ath10k_data_event, ath10k_wmi_bcn_tx,
+ TP_PROTO(struct ath10k *ar, void *data, size_t len),
+ TP_ARGS(ar, data, len)
+);
#endif /* _TRACE_H_ || TRACE_HEADER_MULTI_READ*/
/* we don't want to use include/trace/events */
diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c
index 7ca9dcb..829fccf 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.c
+++ b/drivers/net/wireless/ath/ath10k/wmi.c
@@ -834,6 +834,7 @@
ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi mgmt tx skb %p len %d ftype %02x stype %02x\n",
wmi_skb, wmi_skb->len, fc & IEEE80211_FCTL_FTYPE,
fc & IEEE80211_FCTL_STYPE);
+ trace_ath10k_wmi_mgmt_tx(ar, skb->data, skb->len);
/* Send the management frame buffer to the target */
ret = ath10k_wmi_cmd_send(ar, wmi_skb, ar->wmi.cmd->mgmt_tx_cmdid);
@@ -1892,6 +1893,7 @@
arvif->beacon = bcn;
arvif->beacon_sent = false;
+ trace_ath10k_wmi_bcn_tx(ar, bcn->data, bcn->len);
ath10k_wmi_tx_beacon_nowait(arvif);
skip:
spin_unlock_bh(&ar->data_lock);