recipes-wifi/linux-mt76/files/patches-3.x/0046-mtk-wifi-mt76-mt7996-add-zwdfs-cert-mode.patch

From f0bff585456e12c9b5e5b0e5cc33bf920d8cb6d0 Mon Sep 17 00:00:00 2001
From: StanleyYP Wang <StanleyYP.Wang@mediatek.com>
Date: Fri, 22 Sep 2023 12:33:06 +0800
Subject: [PATCH 046/116] mtk: wifi: mt76: mt7996: add zwdfs cert mode

Signed-off-by: StanleyYP Wang <StanleyYP.Wang@mediatek.com>
---
 mt7996/mcu.c    | 44 ++++++++++++++++++++++++++++++++------------
 mt7996/mcu.h    | 14 ++++++++++++++
 mt7996/mt7996.h |  5 +++++
 mt7996/vendor.c | 37 +++++++++++++++++++++++++++++++++++++
 mt7996/vendor.h | 12 ++++++++++++
 5 files changed, 100 insertions(+), 12 deletions(-)

diff --git a/mt7996/mcu.c b/mt7996/mcu.c
index 18d8f4d..d46c5ae 100644
--- a/mt7996/mcu.c
+++ b/mt7996/mcu.c
@@ -4496,18 +4496,7 @@ int mt7996_mcu_set_radio_en(struct mt7996_phy *phy, bool enable)
 int mt7996_mcu_rdd_cmd(struct mt7996_dev *dev, int cmd, u8 index,
 		       u8 rx_sel, u8 val)
 {
-	struct {
-		u8 _rsv[4];
-
-		__le16 tag;
-		__le16 len;
-
-		u8 ctrl;
-		u8 rdd_idx;
-		u8 rdd_rx_sel;
-		u8 val;
-		u8 rsv[4];
-	} __packed req = {
+	struct mt7996_rdd_ctrl req = {
 		.tag = cpu_to_le16(UNI_RDD_CTRL_PARM),
 		.len = cpu_to_le16(sizeof(req) - 4),
 		.ctrl = cmd,
@@ -4520,6 +4509,37 @@ int mt7996_mcu_rdd_cmd(struct mt7996_dev *dev, int cmd, u8 index,
 				 &req, sizeof(req), true);
 }
 
+int mt7996_mcu_rdd_background_disable_timer(struct mt7996_dev *dev, bool disable_timer)
+{
+	struct mt7996_rdd_ctrl req = {
+		.tag = cpu_to_le16(UNI_RDD_CTRL_PARM),
+		.len = cpu_to_le16(sizeof(req) - 4),
+		.ctrl = RDD_DISABLE_ZW_TIMER,
+		.rdd_idx = MT_RX_SEL2,
+		.disable_timer = disable_timer,
+	};
+
+	if (!is_mt7996(&dev->mt76) ||
+	    (mt76_get_field(dev, MT_PAD_GPIO, MT_PAD_GPIO_ADIE_COMB) % 2))
+		return 0;
+
+	switch (dev->mt76.region) {
+	case NL80211_DFS_ETSI:
+		req.val = 0;
+		break;
+	case NL80211_DFS_JP:
+		req.val = 2;
+		break;
+	case NL80211_DFS_FCC:
+	default:
+		req.val = 1;
+		break;
+	}
+
+	return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL),
+				 &req, sizeof(req), true);
+}
+
 int mt7996_mcu_wtbl_update_hdr_trans(struct mt7996_dev *dev,
 				     struct ieee80211_vif *vif,
 				     struct ieee80211_sta *sta)
diff --git a/mt7996/mcu.h b/mt7996/mcu.h
index 6631281..f5e91a8 100644
--- a/mt7996/mcu.h
+++ b/mt7996/mcu.h
@@ -119,6 +119,20 @@ struct mt7996_mcu_rdd_report {
 	} hw_pulse[32];
 } __packed;
 
+struct mt7996_rdd_ctrl {
+	u8 _rsv[4];
+
+	__le16 tag;
+	__le16 len;
+
+	u8 ctrl;
+	u8 rdd_idx;
+	u8 rdd_rx_sel;
+	u8 val;
+	u8 disable_timer;
+	u8 rsv[3];
+} __packed;
+
 struct mt7996_mcu_background_chain_ctrl {
 	u8 _rsv[4];
 
diff --git a/mt7996/mt7996.h b/mt7996/mt7996.h
index 84fbd0f..7f7a622 100644
--- a/mt7996/mt7996.h
+++ b/mt7996/mt7996.h
@@ -523,8 +523,11 @@ enum mt7996_rdd_cmd {
 	RDD_READ_PULSE,
 	RDD_RESUME_BF,
 	RDD_IRQ_OFF,
+	RDD_DISABLE_ZW_TIMER,
 };
 
+#define RDD_ZW_TIMER_OFF	BIT(31)
+
 static inline struct mt7996_phy *
 mt7996_hw_phy(struct ieee80211_hw *hw)
 {
@@ -666,6 +669,8 @@ int mt7996_mcu_set_thermal_protect(struct mt7996_phy *phy, bool enable);
 int mt7996_mcu_set_txpower_sku(struct mt7996_phy *phy);
 int mt7996_mcu_rdd_cmd(struct mt7996_dev *dev, int cmd, u8 index,
 		       u8 rx_sel, u8 val);
+int mt7996_mcu_rdd_background_disable_timer(struct mt7996_dev *dev,
+					    bool disable_timer);
 int mt7996_mcu_rdd_background_enable(struct mt7996_phy *phy,
 				     struct cfg80211_chan_def *chandef);
 int mt7996_mcu_set_fixed_rate_table(struct mt7996_phy *phy, u8 table_idx,
diff --git a/mt7996/vendor.c b/mt7996/vendor.c
index 7ab6447..ba00ef3 100644
--- a/mt7996/vendor.c
+++ b/mt7996/vendor.c
@@ -108,6 +108,11 @@ rfeature_ctrl_policy[NUM_MTK_VENDOR_ATTRS_RFEATURE_CTRL] = {
 	[MTK_VENDOR_ATTR_RFEATURE_CTRL_TRIG_TXBF] = { .type = NLA_U8 },
 };
 
+static const struct nla_policy
+background_radar_ctrl_policy[NUM_MTK_VENDOR_ATTRS_BACKGROUND_RADAR_CTRL] = {
+	[MTK_VENDOR_ATTR_BACKGROUND_RADAR_CTRL_MODE] = {.type = NLA_U8 },
+};
+
 struct mt7996_amnt_data {
 	u8 idx;
 	u8 addr[ETH_ALEN];
@@ -916,6 +921,27 @@ static int mt7996_vendor_wireless_ctrl(struct wiphy *wiphy,
 	return 0;
 }
 
+static int mt7996_vendor_background_radar_mode_ctrl(struct wiphy *wiphy,
+						    struct wireless_dev *wdev,
+						    const void *data,
+						    int data_len)
+{
+	struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
+	struct mt7996_dev *dev = mt7996_hw_dev(hw);
+	struct nlattr *tb[NUM_MTK_VENDOR_ATTRS_BACKGROUND_RADAR_CTRL];
+	int err;
+	u8 background_radar_mode;
+
+	err = nla_parse(tb, MTK_VENDOR_ATTR_BACKGROUND_RADAR_CTRL_MAX, data, data_len,
+			background_radar_ctrl_policy, NULL);
+	if (err)
+		return err;
+
+	background_radar_mode = nla_get_u8(tb[MTK_VENDOR_ATTR_BACKGROUND_RADAR_CTRL_MODE]);
+
+	return mt7996_mcu_rdd_background_disable_timer(dev, !!background_radar_mode);
+}
+
 static const struct wiphy_vendor_command mt7996_vendor_commands[] = {
 	{
 		.info = {
@@ -1021,6 +1047,17 @@ static const struct wiphy_vendor_command mt7996_vendor_commands[] = {
 		.policy = rfeature_ctrl_policy,
 		.maxattr = MTK_VENDOR_ATTR_RFEATURE_CTRL_MAX,
 	},
+	{
+		.info = {
+			.vendor_id = MTK_NL80211_VENDOR_ID,
+			.subcmd = MTK_NL80211_VENDOR_SUBCMD_BACKGROUND_RADAR_CTRL,
+		},
+		.flags = WIPHY_VENDOR_CMD_NEED_NETDEV |
+			WIPHY_VENDOR_CMD_NEED_RUNNING,
+		.doit = mt7996_vendor_background_radar_mode_ctrl,
+		.policy = background_radar_ctrl_policy,
+		.maxattr = MTK_VENDOR_ATTR_BACKGROUND_RADAR_CTRL_MAX,
+	},
 };
 
 void mt7996_vendor_register(struct mt7996_phy *phy)
diff --git a/mt7996/vendor.h b/mt7996/vendor.h
index 2ee1339..7c812f9 100644
--- a/mt7996/vendor.h
+++ b/mt7996/vendor.h
@@ -14,6 +14,7 @@ enum mtk_nl80211_vendor_subcmds {
 	MTK_NL80211_VENDOR_SUBCMD_3WIRE_CTRL = 0xc8,
 	MTK_NL80211_VENDOR_SUBCMD_IBF_CTRL = 0xc9,
 	MTK_NL80211_VENDOR_SUBCMD_BSS_COLOR_CTRL = 0xca,
+	MTK_NL80211_VENDOR_SUBCMD_BACKGROUND_RADAR_CTRL = 0xcb,
 	MTK_NL80211_VENDOR_SUBCMD_PP_CTRL = 0xcc,
 };
 
@@ -127,6 +128,17 @@ enum mtk_vendor_attr_wireless_dump {
 		NUM_MTK_VENDOR_ATTRS_WIRELESS_DUMP - 1
 };
 
+enum mtk_vendor_attr_background_radar_ctrl {
+	MTK_VENDOR_ATTR_BACKGROUND_RADAR_CTRL_UNSPEC,
+
+	MTK_VENDOR_ATTR_BACKGROUND_RADAR_CTRL_MODE,
+
+	/* keep last */
+	NUM_MTK_VENDOR_ATTRS_BACKGROUND_RADAR_CTRL,
+	MTK_VENDOR_ATTR_BACKGROUND_RADAR_CTRL_MAX =
+		NUM_MTK_VENDOR_ATTRS_BACKGROUND_RADAR_CTRL - 1
+};
+
 enum bw_sig {
 	BW_SIGNALING_DISABLE,
 	BW_SIGNALING_STATIC,
-- 
2.18.0