Commit c2852b5a authored by Zong-Zhe Yang's avatar Zong-Zhe Yang Committed by Ping-Ke Shih
Browse files

wifi: rtw89: report boottime of receiving beacon and probe response 



Userspace tools will parse NL80211_BSS_LAST_SEEN_BOOTTIME (if any) for a
more accurate timing when a BSS was seen. For example, iw, wpa_supplicant.
For beacon and probe response, fill RX boottime_ns in ieee80211_rx_status.
And for certain, it shouldn't count the waiting time for the PPDU status,
i.e. the possible buffering time of a frame in driver.

Signed-off-by: default avatarZong-Zhe Yang <kevin_yang@realtek.com>
Signed-off-by: default avatarPing-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20250618124649.11436-6-pkshih@realtek.com
parent 7e04f01b

drivers/net/wireless/realtek/rtw89/core.c

+7 −1
Original line number Diff line number Diff line
@@ -2796,9 +2796,11 @@ static void rtw89_core_stats_sta_rx_status(struct rtw89_dev *rtwdev, 
}



static void rtw89_core_update_rx_status(struct rtw89_dev *rtwdev,

					struct sk_buff *skb,

					struct rtw89_rx_desc_info *desc_info,

					struct ieee80211_rx_status *rx_status)

{

	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;

	const struct cfg80211_chan_def *chandef =

		rtw89_chandef_get(rtwdev, RTW89_CHANCTX_0);

	u16 data_rate;
@@ -2810,6 +2812,10 @@ static void rtw89_core_update_rx_status(struct rtw89_dev *rtwdev, 
	rx_status->freq = chandef->chan->center_freq;

	rx_status->band = chandef->chan->band;



	if (ieee80211_is_beacon(hdr->frame_control) ||

	    ieee80211_is_probe_resp(hdr->frame_control))

		rx_status->boottime_ns = ktime_get_boottime_ns();



	if (rtwdev->scanning &&

	    RTW89_CHK_FW_FEATURE(SCAN_OFFLOAD, &rtwdev->fw)) {

		const struct rtw89_chan *cur = rtw89_scan_chan_get(rtwdev);
@@ -2966,7 +2972,7 @@ void rtw89_core_rx(struct rtw89_dev *rtwdev, 


	rx_status = IEEE80211_SKB_RXCB(skb);

	memset(rx_status, 0, sizeof(*rx_status));

	rtw89_core_update_rx_status(rtwdev, desc_info, rx_status);

	rtw89_core_update_rx_status(rtwdev, skb, desc_info, rx_status);

	rtw89_core_rx_pkt_hdl(rtwdev, skb, desc_info);

	if (desc_info->long_rxdesc &&

	    BIT(desc_info->frame_type) & PPDU_FILTER_BITMAP)