From: Michael Lo <michael.lo@mediatek.com>
Date: Mon, 5 May 2025 23:36:17 +0000 (-0700)
Subject: wifi: mt76: mt7925: extend MCU support for testmode
X-Git-Tag: v6.16-rc1~132^2~46^2^2~11
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=ba7fe3b064639e3e2687b68e5fb2223380114794;p=linux-block.git

wifi: mt76: mt7925: extend MCU support for testmode

Add MCU command and its handling needed for testmode support on
MT7925. This enables low-level chip testing features such as
continuous TX/RX..

Co-developed-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Michael Lo <michael.lo@mediatek.com>
Link: https://patch.msgid.link/20250505233618.1951021-1-sean.wang@kernel.org
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---

diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
index 5f1ae9617aa6..97f9d6da39bd 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
@@ -1184,6 +1184,11 @@ enum {
 #define MCU_UNI_CMD(_t)				(__MCU_CMD_FIELD_UNI |			\
 						 FIELD_PREP(__MCU_CMD_FIELD_ID,		\
 							    MCU_UNI_CMD_##_t))
+
+#define MCU_UNI_QUERY(_t)			(__MCU_CMD_FIELD_UNI | __MCU_CMD_FIELD_QUERY | \
+						 FIELD_PREP(__MCU_CMD_FIELD_ID,		\
+							    MCU_UNI_CMD_##_t))
+
 #define MCU_CE_CMD(_t)				(__MCU_CMD_FIELD_CE |			\
 						 FIELD_PREP(__MCU_CMD_FIELD_ID,		\
 							   MCU_CE_CMD_##_t))
@@ -1289,11 +1294,13 @@ enum {
 	MCU_UNI_CMD_EFUSE_CTRL = 0x2d,
 	MCU_UNI_CMD_RA = 0x2f,
 	MCU_UNI_CMD_MURU = 0x31,
+	MCU_UNI_CMD_TESTMODE_RX_STAT = 0x32,
 	MCU_UNI_CMD_BF = 0x33,
 	MCU_UNI_CMD_CHANNEL_SWITCH = 0x34,
 	MCU_UNI_CMD_THERMAL = 0x35,
 	MCU_UNI_CMD_VOW = 0x37,
 	MCU_UNI_CMD_FIXED_RATE_TABLE = 0x40,
+	MCU_UNI_CMD_TESTMODE_CTRL = 0x46,
 	MCU_UNI_CMD_RRO = 0x57,
 	MCU_UNI_CMD_OFFCH_SCAN_CTRL = 0x58,
 	MCU_UNI_CMD_PER_STA_INFO = 0x6d,
diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c
index 0a1a8dff3f9c..708be543954c 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c
@@ -3383,6 +3383,14 @@ int mt7925_mcu_fill_message(struct mt76_dev *mdev, struct sk_buff *skb,
 		    cmd == MCU_UNI_CMD(CHIP_CONFIG))
 			uni_txd->option &= ~MCU_CMD_ACK;
 
+		if (mcu_cmd == MCU_UNI_CMD_TESTMODE_CTRL ||
+		    mcu_cmd == MCU_UNI_CMD_TESTMODE_RX_STAT) {
+			if (cmd & __MCU_CMD_FIELD_QUERY)
+				uni_txd->option = 0x2;
+			else
+				uni_txd->option = 0x6;
+		}
+
 		goto exit;
 	}
 
diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.h
index c569f02da8f5..ee6fb16e83c5 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.h
@@ -104,13 +104,6 @@ enum {
 	MT7925_TM_WIFISPECTRUM,
 };
 
-struct mt7925_rftest_cmd {
-	u8 action;
-	u8 rsv[3];
-	__le32 param0;
-	__le32 param1;
-} __packed;
-
 struct mt7925_rftest_evt {
 	__le32 param0;
 	__le32 param1;
@@ -605,6 +598,47 @@ struct roc_acquire_tlv {
 	u8 rsv[3];
 } __packed;
 
+enum ENUM_CMD_TEST_CTRL_ACT {
+	CMD_TEST_CTRL_ACT_SWITCH_MODE = 0,
+	CMD_TEST_CTRL_ACT_SET_AT = 1,
+	CMD_TEST_CTRL_ACT_GET_AT = 2,
+	CMD_TEST_CTRL_ACT_SET_AT_ENG = 3,
+	CMD_TEST_CTRL_ACT_GET_AT_ENG = 4,
+	CMD_TEST_CTRL_ACT_NUM
+};
+
+enum ENUM_CMD_TEST_CTRL_ACT_SWITCH_MODE_OP {
+	CMD_TEST_CTRL_ACT_SWITCH_MODE_NORMAL = 0,
+	CMD_TEST_CTRL_ACT_SWITCH_MODE_RF_TEST = 1,
+	CMD_TEST_CTRL_ACT_SWITCH_MODE_ICAP = 2,
+	CMD_TEST_CTRL_ACT_SWITCH_MODE_NUM
+};
+
+union testmode_data {
+	__le32 op_mode;
+	__le32 channel_freq;
+	u8 rf_at_info[84];
+};
+
+union testmode_evt {
+	__le32 op_mode;
+	__le32 channel_freq;
+	u8 rf_at_info[1024];
+};
+
+struct uni_cmd_testmode_ctrl {
+	u16 tag;
+	u16 length;
+	u8 action;
+	u8 reserved[3];
+	union testmode_data data;
+} __packed;
+
+struct mt7925_rftest_cmd {
+	u8 padding[4];
+	struct uni_cmd_testmode_ctrl ctrl;
+} __packed;
+
 static inline enum connac3_mcu_cipher_type
 mt7925_mcu_get_cipher(int cipher)
 {