Commit 4bac10f2 authored by Chin-Yen Lee's avatar Chin-Yen Lee Committed by Kalle Valo
Browse files

rtw88: wow: report wow reason through mac80211 api 



After waking up from WoWLAN, call ieee80211_report_wowlan_wakeup
function call to report wakeup reason to userspace via nl80211.

Signed-off-by: default avatarChin-Yen Lee <timlee@realtek.com>
Signed-off-by: default avatarPing-Ke Shih <pkshih@realtek.com>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20210728014335.8785-5-pkshih@realtek.com
parent 05e45887

drivers/net/wireless/realtek/rtw88/wow.c

+37 −9
Original line number Original line Diff line number Diff line
@@ -12,26 +12,54 @@ 




static void rtw_wow_show_wakeup_reason(struct rtw_dev *rtwdev)

static void rtw_wow_show_wakeup_reason(struct rtw_dev *rtwdev)

{

{

	struct cfg80211_wowlan_nd_info nd_info;

	struct cfg80211_wowlan_wakeup wakeup = {

		.pattern_idx = -1,

	};

	u8 reason;

	u8 reason;





	reason = rtw_read8(rtwdev, REG_WOWLAN_WAKE_REASON);

	reason = rtw_read8(rtwdev, REG_WOWLAN_WAKE_REASON);





	if (reason == RTW_WOW_RSN_RX_DEAUTH)

	switch (reason) {

	case RTW_WOW_RSN_RX_DEAUTH:

		wakeup.disconnect = true;

		rtw_dbg(rtwdev, RTW_DBG_WOW, "WOW: Rx deauth\n");

		rtw_dbg(rtwdev, RTW_DBG_WOW, "WOW: Rx deauth\n");

	else if (reason == RTW_WOW_RSN_DISCONNECT)

		break;

	case RTW_WOW_RSN_DISCONNECT:

		wakeup.disconnect = true;

		rtw_dbg(rtwdev, RTW_DBG_WOW, "WOW: AP is off\n");

		rtw_dbg(rtwdev, RTW_DBG_WOW, "WOW: AP is off\n");

	else if (reason == RTW_WOW_RSN_RX_MAGIC_PKT)

		break;

	case RTW_WOW_RSN_RX_MAGIC_PKT:

		wakeup.magic_pkt = true;

		rtw_dbg(rtwdev, RTW_DBG_WOW, "WOW: Rx magic packet\n");

		rtw_dbg(rtwdev, RTW_DBG_WOW, "WOW: Rx magic packet\n");

	else if (reason == RTW_WOW_RSN_RX_GTK_REKEY)

		break;

	case RTW_WOW_RSN_RX_GTK_REKEY:

		wakeup.gtk_rekey_failure = true;

		rtw_dbg(rtwdev, RTW_DBG_WOW, "WOW: Rx gtk rekey\n");

		rtw_dbg(rtwdev, RTW_DBG_WOW, "WOW: Rx gtk rekey\n");

	else if (reason == RTW_WOW_RSN_RX_PTK_REKEY)

		break;

		rtw_dbg(rtwdev, RTW_DBG_WOW, "WOW: Rx ptk rekey\n");

	case RTW_WOW_RSN_RX_PATTERN_MATCH:

	else if (reason == RTW_WOW_RSN_RX_PATTERN_MATCH)

		/* Current firmware and driver don't report pattern index

		 * Use pattern_idx to 0 defaultly.

		 */

		wakeup.pattern_idx = 0;

		rtw_dbg(rtwdev, RTW_DBG_WOW, "WOW: Rx pattern match packet\n");

		rtw_dbg(rtwdev, RTW_DBG_WOW, "WOW: Rx pattern match packet\n");

	else if (reason == RTW_WOW_RSN_RX_NLO)

		break;

	case RTW_WOW_RSN_RX_NLO:

		/* Current firmware and driver don't report ssid index.

		 * Use 0 for n_matches based on its comment.

		 */

		nd_info.n_matches = 0;

		wakeup.net_detect = &nd_info;

		rtw_dbg(rtwdev, RTW_DBG_WOW, "Rx NLO\n");

		rtw_dbg(rtwdev, RTW_DBG_WOW, "Rx NLO\n");

	else

		break;

	default:

		rtw_warn(rtwdev, "Unknown wakeup reason %x\n", reason);

		rtw_warn(rtwdev, "Unknown wakeup reason %x\n", reason);

		ieee80211_report_wowlan_wakeup(rtwdev->wow.wow_vif, NULL,

					       GFP_KERNEL);

		return;

	}

	ieee80211_report_wowlan_wakeup(rtwdev->wow.wow_vif, &wakeup,

				       GFP_KERNEL);

}

}





static void rtw_wow_pattern_write_cam(struct rtw_dev *rtwdev, u8 addr,

static void rtw_wow_pattern_write_cam(struct rtw_dev *rtwdev, u8 addr,