recipes-wifi/linux-mt76/files/patches/1046-wifi-mt76-mt7915-support-thermal-recal-debug-commnad.patch

From 290608dad38eb923465018470bb587153db96b8d Mon Sep 17 00:00:00 2001
From: Howard Hsu <howard-yh.hsu@mediatek.com>
Date: Thu, 21 Dec 2023 20:35:36 +0800
Subject: [PATCH 1046/1048] wifi: mt76: mt7915: support thermal recal debug
 commnad

Add thermal recal debug command:
$ echo val > debugfs/thermal_recal

The val can be the following values:
0 = disable
1 = enable
2 = manual trigger

Signed-off-by: Howard Hsu <howard-yh.hsu@mediatek.com>
---
 mt76_connac_mcu.h    |  1 +
 mt7915/mcu.c         | 15 +++++++++++++++
 mt7915/mt7915.h      |  1 +
 mt7915/mtk_debugfs.c | 18 ++++++++++++++++++
 4 files changed, 35 insertions(+)

diff --git a/mt76_connac_mcu.h b/mt76_connac_mcu.h
index 5be93f6..4e1006d 100644
--- a/mt76_connac_mcu.h
+++ b/mt76_connac_mcu.h
@@ -1224,6 +1224,7 @@ enum {
 	MCU_EXT_CMD_CAL_CACHE = 0x67,
 	MCU_EXT_CMD_RED_ENABLE = 0x68,
 	MCU_EXT_CMD_PKT_BUDGET_CTRL = 0x6c,
+	MCU_EXT_CMD_THERMAL_DEBUG = 0x79,
 	MCU_EXT_CMD_SET_RADAR_TH = 0x7c,
 	MCU_EXT_CMD_SET_RDD_PATTERN = 0x7d,
 	MCU_EXT_CMD_MWDS_SUPPORT = 0x80,
diff --git a/mt7915/mcu.c b/mt7915/mcu.c
index 5672e44..7e0e277 100644
--- a/mt7915/mcu.c
+++ b/mt7915/mcu.c
@@ -5363,3 +5363,18 @@ void mt7915_mcu_scs_sta_poll(struct work_struct *work)
 	if (scs_enable_flag)
 		ieee80211_queue_delayed_work(mt76_hw(dev), &dev->scs_work, HZ);
 }
+
+int mt7915_mcu_thermal_debug(struct mt7915_dev *dev, u8 mode, u8 action)
+{
+	struct {
+		u8 mode;
+		u8 action;
+		u8 rsv[2];
+	} req = {
+		.mode = mode,
+		.action = action,
+	};
+
+	return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(THERMAL_DEBUG), &req,
+				 sizeof(req), true);
+}
diff --git a/mt7915/mt7915.h b/mt7915/mt7915.h
index 05a3bd5..38a9db4 100644
--- a/mt7915/mt7915.h
+++ b/mt7915/mt7915.h
@@ -802,6 +802,7 @@ int mt7915_mcu_ipi_hist_scan(struct mt7915_phy *phy, void *data, u8 mode, bool w
 int mt7915_mcu_enable_obss_spr(struct mt7915_phy *phy, u8 action, u8 val);
 int mt7915_mcu_set_scs_en(struct mt7915_phy *phy, u8 enable);
 void mt7915_mcu_scs_sta_poll(struct work_struct *work);
+int mt7915_mcu_thermal_debug(struct mt7915_dev *dev, u8 mode, u8 action);
 
 #ifdef MTK_DEBUG
 int mt7915_mtk_init_debugfs(struct mt7915_phy *phy, struct dentry *dir);
diff --git a/mt7915/mtk_debugfs.c b/mt7915/mtk_debugfs.c
index 64e9d59..9da6328 100644
--- a/mt7915/mtk_debugfs.c
+++ b/mt7915/mtk_debugfs.c
@@ -3820,6 +3820,22 @@ mt7915_scs_enable_set(void *data, u64 val)
 DEFINE_DEBUGFS_ATTRIBUTE(fops_scs_enable, NULL,
 			 mt7915_scs_enable_set, "%lld\n");
 
+static int
+mt7915_thermal_recal_set(void *data, u64 val)
+{
+#define THERMAL_DEBUG_OPERATION_MANUAL_TRIGGER 2
+#define THERMAL_DEBUG_MODE_RECAL 1
+	struct mt7915_dev *dev = data;
+
+	if (val > THERMAL_DEBUG_OPERATION_MANUAL_TRIGGER)
+		return -EINVAL;
+
+	return mt7915_mcu_thermal_debug(dev, THERMAL_DEBUG_MODE_RECAL, val);
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(fops_thermal_recal, NULL,
+			 mt7915_thermal_recal_set, "%llu\n");
+
 int mt7915_mtk_init_debugfs(struct mt7915_phy *phy, struct dentry *dir)
 {
 	struct mt7915_dev *dev = phy->dev;
@@ -3913,6 +3929,8 @@ int mt7915_mtk_init_debugfs(struct mt7915_phy *phy, struct dentry *dir)
 			    &fops_sw_aci);
 	debugfs_create_file("sr_enable", 0200, dir, phy, &fops_sr_enable);
 	debugfs_create_file("scs_enable", 0200, dir, phy, &fops_scs_enable);
+	debugfs_create_file("thermal_recal", 0200, dir, dev, &fops_thermal_recal);
+
 	return 0;
 }
 #endif
-- 
2.18.0