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From:   Wen Gong <quic_wgong@quicinc.com>
To:     <ath11k@lists.infradead.org>
CC:     <linux-wireless@vger.kernel.org>, Wen Gong <quic_wgong@quicinc.com>
Subject: [PATCH v4 5/5] wifi: ath11k: update regulatory rules when connect to AP on 6 GHz band for station
Date:   Wed, 7 Jun 2023 05:48:10 -0400
Message-ID: <20230607094810.26707-6-quic_wgong@quicinc.com>
In-Reply-To: <20230607094810.26707-1-quic_wgong@quicinc.com>
References: <20230607094810.26707-1-quic_wgong@quicinc.com>
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When station connect to AP on 6 GHz band, it need switch the regulatory
rules according to the regulatory info subfield in HE operation element.
Swith to the power type of AP for station mode.

Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3.6510.23

Signed-off-by: Wen Gong <quic_wgong@quicinc.com>
---
 drivers/net/wireless/ath/ath11k/mac.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c
index f586b37336b0..a67fa7c1a6aa 100644
--- a/drivers/net/wireless/ath/ath11k/mac.c
+++ b/drivers/net/wireless/ath/ath11k/mac.c
@@ -7287,6 +7287,8 @@ ath11k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw,
 	struct ath11k_vif *arvif = (void *)vif->drv_priv;
 	int ret;
 	struct peer_create_params param;
+	struct cur_regulatory_info *reg_info;
+	enum ieee80211_ap_reg_power power_type;
 
 	mutex_lock(&ar->conf_mutex);
 
@@ -7294,6 +7296,18 @@ ath11k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw,
 		   "mac chanctx assign ptr %pK vdev_id %i\n",
 		   ctx, arvif->vdev_id);
 
+	if (ath11k_hw_supports_6g_cc_ext(ar) &&
+	    ctx->def.chan->band == NL80211_BAND_6GHZ &&
+	    arvif->vdev_type == WMI_VDEV_TYPE_STA) {
+		reg_info = &ab->reg_info_store[ar->pdev_idx];
+		power_type = vif->bss_conf.power_type;
+		ath11k_dbg(ab, ATH11K_DBG_MAC, "mac chanctx power type %d\n",
+			   power_type);
+		if (power_type == IEEE80211_REG_UNSET_AP)
+			power_type = IEEE80211_REG_LPI_AP;
+		ath11k_reg_handle_chan_list(ab, reg_info, power_type);
+	}
+
 	/* for QCA6390 bss peer must be created before vdev_start */
 	if (ab->hw_params.vdev_start_delay &&
 	    arvif->vdev_type != WMI_VDEV_TYPE_AP &&
-- 
2.40.1