recipes-kernel/linux-mt76/files/patches/1104-mt76-testmode-add-attributes-to-support-off-channel-.patch

From c11cb393f5d03ff73809510a1056f7aef1799de9 Mon Sep 17 00:00:00 2001
From: Shayne Chen <shayne.chen@mediatek.com>
Date: Mon, 28 Jun 2021 10:46:14 +0800
Subject: [PATCH 1104/1112] mt76: testmode: add attributes to support off
 channel scan

Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
---
 drivers/net/wireless/mediatek/mt76/mt76.h     |  5 +++++
 drivers/net/wireless/mediatek/mt76/testmode.c | 21 +++++++++++++++++++
 drivers/net/wireless/mediatek/mt76/testmode.h | 10 +++++++++
 3 files changed, 36 insertions(+)

diff --git a/mt76.h b/mt76.h
index 157fd6d..ab9482c 100644
--- a/mt76.h
+++ b/mt76.h
@@ -624,6 +624,11 @@ struct mt76_testmode_data {
 		u8 enable;
 	} cfg;
 
+	u8 off_ch_scan_ch;
+	u8 off_ch_scan_center_ch;
+	u8 off_ch_scan_bw;
+	u8 off_ch_scan_path;
+
 	u32 tx_pending;
 	u32 tx_queued;
 	u16 tx_queued_limit;
diff --git a/testmode.c b/testmode.c
index f31e124..2376e00 100644
--- a/testmode.c
+++ b/testmode.c
@@ -567,6 +567,27 @@ int mt76_testmode_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 		}
 	}
 
+	if (tb[MT76_TM_ATTR_OFF_CH_SCAN_CH]) {
+		u8 ch = nla_get_u8(tb[MT76_TM_ATTR_OFF_CH_SCAN_CH]);
+		struct ieee80211_supported_band *sband;
+
+		sband = ch > 14 ? &phy->sband_5g.sband :
+				  &phy->sband_2g.sband;
+		if (ch && (ch < sband->channels[0].hw_value ||
+			   ch > sband->channels[sband->n_channels - 1].hw_value))
+			goto out;
+
+		td->off_ch_scan_ch = ch;
+
+		if (mt76_tm_get_u8(tb[MT76_TM_ATTR_OFF_CH_SCAN_CENTER_CH],
+				   &td->off_ch_scan_center_ch, ch - 6, ch + 6) ||
+		    mt76_tm_get_u8(tb[MT76_TM_ATTR_OFF_CH_SCAN_BW],
+				   &td->off_ch_scan_bw, 0, 6) ||
+		    mt76_tm_get_u8(tb[MT76_TM_ATTR_OFF_CH_SCAN_PATH],
+				   &td->off_ch_scan_path, 1, 0xff))
+			goto out;
+	}
+
 	if (dev->test_ops->set_params) {
 		err = dev->test_ops->set_params(phy, tb, state);
 		if (err)
diff --git a/testmode.h b/testmode.h
index c469ce6..0fc0ddd 100644
--- a/testmode.h
+++ b/testmode.h
@@ -57,6 +57,11 @@
  *
  * @MT76_TM_ATTR_CFG: config testmode rf feature (nested, see &mt76_testmode_cfg)
  *
+ * @MT76_TM_ATTR_OFF_CH_SCAN_CH: monitored channel for off channel scan (u8)
+ * @MT76_TM_ATTR_OFF_CH_SCAN_CENTER_CH: monitored channel for off channel scan (u8)
+ * @MT76_TM_ATTR_OFF_CH_SCAN_BW: monitored bw for off channel scan (u8)
+ * @MT76_TM_ATTR_OFF_CH_SCAN_PATH: monitored rx path for off channel scan (u8)
+ *
  */
 enum mt76_testmode_attr {
 	MT76_TM_ATTR_UNSPEC,
@@ -101,6 +106,11 @@ enum mt76_testmode_attr {
 
 	MT76_TM_ATTR_CFG,
 
+	MT76_TM_ATTR_OFF_CH_SCAN_CH,
+	MT76_TM_ATTR_OFF_CH_SCAN_CENTER_CH,
+	MT76_TM_ATTR_OFF_CH_SCAN_BW,
+	MT76_TM_ATTR_OFF_CH_SCAN_PATH,
+
 	/* keep last */
 	NUM_MT76_TM_ATTRS,
 	MT76_TM_ATTR_MAX = NUM_MT76_TM_ATTRS - 1,
-- 
2.25.1