netdev - [PATCH] rsi: Add support for changing beacon interval

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Date:   Fri,  7 May 2021 23:31:49 +0200
From:   Marek Vasut <marex@...x.de>
To:     linux-wireless@...r.kernel.org
Cc:     Marek Vasut <marex@...x.de>,
        Amitkumar Karwar <amit.karwar@...pinesignals.com>,
        Angus Ainslie <angus@...ea.ca>,
        "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Kalle Valo <kvalo@...eaurora.org>,
        Karun Eagalapati <karun256@...il.com>,
        Martin Kepplinger <martink@...teo.de>,
        Prameela Rani Garnepudi <prameela.j04cs@...il.com>,
        Sebastian Krzyszkowiak <sebastian.krzyszkowiak@...i.sm>,
        Siva Rebbagondla <siva8118@...il.com>, netdev@...r.kernel.org
Subject: [PATCH] rsi: Add support for changing beacon interval

Pick code for changing the beacon interval (e.g. using beacon_int in
hostap config) from the downstream RSI driver.

Signed-off-by: Marek Vasut <marex@...x.de>
Cc: Amitkumar Karwar <amit.karwar@...pinesignals.com>
Cc: Angus Ainslie <angus@...ea.ca>
Cc: David S. Miller <davem@...emloft.net>
Cc: Jakub Kicinski <kuba@...nel.org>
Cc: Kalle Valo <kvalo@...eaurora.org>
Cc: Karun Eagalapati <karun256@...il.com>
Cc: Martin Kepplinger <martink@...teo.de>
Cc: Prameela Rani Garnepudi <prameela.j04cs@...il.com>
Cc: Sebastian Krzyszkowiak <sebastian.krzyszkowiak@...i.sm>
Cc: Siva Rebbagondla <siva8118@...il.com>
Cc: netdev@...r.kernel.org
---
 drivers/net/wireless/rsi/rsi_91x_mac80211.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/drivers/net/wireless/rsi/rsi_91x_mac80211.c b/drivers/net/wireless/rsi/rsi_91x_mac80211.c
index 16025300cddb..d9f1e73293aa 100644
--- a/drivers/net/wireless/rsi/rsi_91x_mac80211.c
+++ b/drivers/net/wireless/rsi/rsi_91x_mac80211.c
@@ -837,6 +837,23 @@ static void rsi_mac80211_bss_info_changed(struct ieee80211_hw *hw,
 			common->cqm_info.rssi_hyst);
 	}
 
+	if (changed & BSS_CHANGED_BEACON_INT) {
+		rsi_dbg(INFO_ZONE, "%s: Changed Beacon interval: %d\n",
+			__func__, bss_conf->beacon_int);
+		if (common->beacon_interval != bss->beacon_int) {
+			common->beacon_interval = bss->beacon_int;
+			if (vif->type == NL80211_IFTYPE_AP) {
+				struct vif_priv *vif_info = (struct vif_priv *)vif->drv_priv;
+
+				rsi_set_vap_capabilities(common, RSI_OPMODE_AP,
+							 vif->addr, vif_info->vap_id,
+							 VAP_UPDATE);
+			}
+		}
+		adapter->ps_info.listen_interval =
+			bss->beacon_int * adapter->ps_info.num_bcns_per_lis_int;
+	}
+
 	if ((changed & BSS_CHANGED_BEACON_ENABLED) &&
 	    ((vif->type == NL80211_IFTYPE_AP) ||
 	     (vif->type == NL80211_IFTYPE_P2P_GO))) {
-- 
2.30.2