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ath10k: handle ieee80211 header and payload tracing separately

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For packet log, the transmitted frame 802.11 header alone is sufficient.
Recording entire packet is also consuming lot of disk space. To optimize
this, tx and rx data tracepoints are splitted into header and payload
tracepoints.

To record tx ieee80211 headers

     trace-cmd record -e ath10k_tx_hdr

To record complete packets

     trace-cmd record -e ath10k_tx_hdr -e ath10k_tx_payload

Cc: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Rajkumar Manoharan
2014-11-05 19:14:31 +05:30
committed by Kalle Valo
parent 707b1bbd7e
commit 5ce8e7fdcc
4 changed files with 78 additions and 16 deletions
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7
drivers/net/wireless/ath/ath10k/wmi.c
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@@ -838,7 +838,8 @@ int ath10k_wmi_mgmt_tx(struct ath10k *ar, struct sk_buff *skb)
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);
trace_ath10k_tx_hdr(ar, skb->data, skb->len);
trace_ath10k_tx_payload(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);
@@ -1897,7 +1898,9 @@ static void ath10k_wmi_event_host_swba(struct ath10k *ar, struct sk_buff *skb)
arvif->beacon = bcn;
arvif->beacon_sent = false;
trace_ath10k_wmi_bcn_tx(ar, bcn->data, bcn->len);
trace_ath10k_tx_hdr(ar, bcn->data, bcn->len);
trace_ath10k_tx_payload(ar, bcn->data, bcn->len);
ath10k_wmi_tx_beacon_nowait(arvif);
skip:
spin_unlock_bh(&ar->data_lock);