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[PATCH v9 04/12] wifi: ath11k: update regulatory rules when interface added

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From: Wen Gong <quic_wgong@xxxxxxxxxxx>

There are two power types for 6 GHz regulatory, one is AP, another
is client.

When wlan boot up, WMI_REG_CHAN_LIST_CC_EXT_EVENTID is sent from
firmware at an early stage, the interface mode is not decided at
this point, then ath11k select reg rules of AP type as default.

After interface is created, it is exactly decided the interface
type such as AP/mesh point/station. Then ath11k need to update
reg rules to the exact power type matched to the interface type.

The client power type is used for station interface, and AP power
type is used for AP/mesh point interface.

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@xxxxxxxxxxx>
Acked-by: Jeff Johnson <quic_jjohnson@xxxxxxxxxxx>
Signed-off-by: Baochen Qiang <quic_bqiang@xxxxxxxxxxx>
---
v9:
 1. remove unnecessary parenthesis.
 2. remove irrelevant change w.r.t commit message.
v8:
 no change.
v7:
 1. move ath11k_mac_supports_6ghz_cc_ext() to
    wmi.c and renamed as ath11k_wmi_supports_6ghz_cc_ext().

 drivers/net/wireless/ath/ath11k/mac.c | 8 ++++++++
 drivers/net/wireless/ath/ath11k/wmi.c | 6 ++++++
 drivers/net/wireless/ath/ath11k/wmi.h | 1 +
 3 files changed, 15 insertions(+)

diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c
index 7f7b39817773..1e314fcab41b 100644
--- a/drivers/net/wireless/ath/ath11k/mac.c
+++ b/drivers/net/wireless/ath/ath11k/mac.c
@@ -6943,6 +6943,14 @@ static int ath11k_mac_op_add_interface(struct ieee80211_hw *hw,
 				    ret);
 	}
 
+	if (ath11k_wmi_supports_6ghz_cc_ext(ar)) {
+		struct cur_regulatory_info *reg_info;
+
+		reg_info = &ab->reg_info_store[ar->pdev_idx];
+		ath11k_dbg(ab, ATH11K_DBG_MAC, "mac interface added to change reg rules\n");
+		ath11k_reg_handle_chan_list(ab, reg_info, IEEE80211_REG_LPI_AP);
+	}
+
 	mutex_unlock(&ar->conf_mutex);
 
 	return 0;
diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c
index 1d033507a24c..cd879eae6c92 100644
--- a/drivers/net/wireless/ath/ath11k/wmi.c
+++ b/drivers/net/wireless/ath/ath11k/wmi.c
@@ -9861,3 +9861,9 @@ int ath11k_wmi_sta_keepalive(struct ath11k *ar,
 
 	return ath11k_wmi_cmd_send(wmi, skb, WMI_STA_KEEPALIVE_CMDID);
 }
+
+bool ath11k_wmi_supports_6ghz_cc_ext(struct ath11k *ar)
+{
+	return test_bit(WMI_TLV_SERVICE_REG_CC_EXT_EVENT_SUPPORT,
+			ar->ab->wmi_ab.svc_map) && ar->supports_6ghz;
+}
diff --git a/drivers/net/wireless/ath/ath11k/wmi.h b/drivers/net/wireless/ath/ath11k/wmi.h
index d46c70704774..fa85e6eb4ab4 100644
--- a/drivers/net/wireless/ath/ath11k/wmi.h
+++ b/drivers/net/wireless/ath/ath11k/wmi.h
@@ -6485,4 +6485,5 @@ void ath11k_reg_reset_info(struct cur_regulatory_info *reg_info);
 int ath11k_reg_handle_chan_list(struct ath11k_base *ab,
 				struct cur_regulatory_info *reg_info,
 				enum ieee80211_ap_reg_power power_type);
+bool ath11k_wmi_supports_6ghz_cc_ext(struct ath11k *ar);
 #endif
-- 
2.25.1





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