recipes-wifi/linux-mt76/files/patches-3.x/0123-mtk-mt76-mt7996-add-per-band-debugfs-folder.patch

From bfbeab14fc5c4a9caab56873328caee7fb407721 Mon Sep 17 00:00:00 2001
From: Peter Chiu <chui-hao.chiu@mediatek.com>
Date: Thu, 16 May 2024 18:03:19 +0800
Subject: [PATCH 123/223] mtk: mt76: mt7996: add per-band debugfs folder

Add per-band debugfs folder and  move upstream debugfs knob to it.

Change-Id: I4bafff017c6d1264cffab18a5ac6748cc0661c8f
Signed-off-by: Peter Chiu <chui-hao.chiu@mediatek.com>
---
 mt7996/debugfs.c | 43 +++++++++++++++++++++++++++++++------------
 mt7996/init.c    | 14 +++++++++-----
 mt7996/mt7996.h  |  3 ++-
 3 files changed, 42 insertions(+), 18 deletions(-)

diff --git a/mt7996/debugfs.c b/mt7996/debugfs.c
index 7e545f61..d2b38efb 100644
--- a/mt7996/debugfs.c
+++ b/mt7996/debugfs.c
@@ -1073,21 +1073,49 @@ mt7996_airtime_read(struct seq_file *s, void *data)
 	return 0;
 }
 
-int mt7996_init_debugfs(struct mt7996_phy *phy)
+int mt7996_init_band_debugfs(struct mt7996_phy *phy)
 {
 	struct mt7996_dev *dev = phy->dev;
 	struct dentry *dir;
+	char dir_name[10];
 
-	dir = mt76_register_debugfs_fops(phy->mt76, NULL);
+	if (!dev->debugfs_dir)
+		return -EINVAL;
+
+	snprintf(dir_name, sizeof(dir_name), "band%d", phy->mt76->band_idx);
+
+	dir = debugfs_create_dir(dir_name, dev->debugfs_dir);
 	if (!dir)
 		return -ENOMEM;
+
 	debugfs_create_file("hw-queues", 0400, dir, phy,
 			    &mt7996_hw_queues_fops);
 	debugfs_create_file("xmit-queues", 0400, dir, phy,
 			    &mt7996_xmit_queues_fops);
-	debugfs_create_file("tx_stats", 0400, dir, phy, &mt7996_tx_stats_fops);
 	debugfs_create_file("sys_recovery", 0600, dir, phy,
 			    &mt7996_sys_recovery_ops);
+	debugfs_create_file("atf_enable", 0600, dir, phy, &fops_atf_enable);
+	debugfs_create_file("tx_stats", 0400, dir, phy, &mt7996_tx_stats_fops);
+	if (phy->mt76->cap.has_5ghz) {
+		debugfs_create_u32("dfs_hw_pattern", 0400, dir,
+				   &dev->hw_pattern);
+		debugfs_create_file("radar_trigger", 0200, dir, dev,
+				    &fops_radar_trigger);
+		debugfs_create_devm_seqfile(dev->mt76.dev, "rdd_monitor", dir,
+					    mt7996_rdd_monitor);
+	}
+
+	return 0;
+}
+
+int mt7996_init_dev_debugfs(struct mt7996_phy *phy)
+{
+	struct mt7996_dev *dev = phy->dev;
+	struct dentry *dir;
+
+	dir = mt76_register_debugfs_fops(phy->mt76, NULL);
+	if (!dir)
+		return -ENOMEM;
 	debugfs_create_file("fw_debug_wm", 0600, dir, dev, &fops_fw_debug_wm);
 	debugfs_create_file("fw_debug_wa", 0600, dir, dev, &fops_fw_debug_wa);
 	debugfs_create_file("fw_debug_bin", 0600, dir, dev, &fops_fw_debug_bin);
@@ -1103,18 +1131,9 @@ int mt7996_init_debugfs(struct mt7996_phy *phy)
 	debugfs_create_file("otp", 0400, dir, dev, &mt7996_efuse_ops);
 	debugfs_create_devm_seqfile(dev->mt76.dev, "vow_info", dir,
 	                            mt7996_vow_info_read);
-	debugfs_create_file("atf_enable", 0600, dir, phy, &fops_atf_enable);
 	debugfs_create_devm_seqfile(dev->mt76.dev, "airtime", dir,
 	                            mt7996_airtime_read);
 
-	if (phy->mt76->cap.has_5ghz) {
-		debugfs_create_u32("dfs_hw_pattern", 0400, dir,
-				   &dev->hw_pattern);
-		debugfs_create_file("radar_trigger", 0200, dir, dev,
-				    &fops_radar_trigger);
-		debugfs_create_devm_seqfile(dev->mt76.dev, "rdd_monitor", dir,
-					    mt7996_rdd_monitor);
-	}
 	debugfs_create_file("fw_debug_muru_disable", 0600, dir, dev,
 			    &fops_fw_debug_muru_disable);
 
diff --git a/mt7996/init.c b/mt7996/init.c
index e674361a..9a2e51f8 100644
--- a/mt7996/init.c
+++ b/mt7996/init.c
@@ -787,7 +787,7 @@ static int mt7996_register_phy(struct mt7996_dev *dev, struct mt7996_phy *phy,
 			goto error;
 	}
 
-	ret = mt7996_init_debugfs(phy);
+	ret = mt7996_init_band_debugfs(phy);
 	if (ret)
 		goto error;
 
@@ -1728,6 +1728,14 @@ int mt7996_register_device(struct mt7996_dev *dev)
 	if (ret)
 		return ret;
 
+	ret = mt7996_init_dev_debugfs(&dev->phy);
+	if (ret)
+		goto error;
+
+	ret = mt7996_init_band_debugfs(&dev->phy);
+	if (ret)
+		goto error;
+
 	ret = mt7996_register_phy(dev, mt7996_phy2(dev), MT_BAND1);
 	if (ret)
 		return ret;
@@ -1752,10 +1760,6 @@ int mt7996_register_device(struct mt7996_dev *dev)
 			goto error;
 	}
 
-	ret = mt7996_init_debugfs(&dev->phy);
-	if (ret)
-		goto error;
-
 	ret = mt7996_coredump_register(dev);
 	if (ret)
 		goto error;
diff --git a/mt7996/mt7996.h b/mt7996/mt7996.h
index 94121471..ef41beee 100644
--- a/mt7996/mt7996.h
+++ b/mt7996/mt7996.h
@@ -1230,7 +1230,8 @@ int mt7996_dfs_init_radar_detector(struct mt7996_phy *phy);
 void mt7996_set_stream_he_eht_caps(struct mt7996_phy *phy);
 void mt7996_set_stream_vht_txbf_caps(struct mt7996_phy *phy);
 void mt7996_update_channel(struct mt76_phy *mphy);
-int mt7996_init_debugfs(struct mt7996_phy *phy);
+int mt7996_init_dev_debugfs(struct mt7996_phy *phy);
+int mt7996_init_band_debugfs(struct mt7996_phy *phy);
 void mt7996_debugfs_rx_fw_monitor(struct mt7996_dev *dev, const void *data, int len);
 bool mt7996_debugfs_rx_log(struct mt7996_dev *dev, const void *data, int len);
 int mt7996_mcu_add_key(struct mt76_dev *dev, struct mt7996_bss_conf *mconf,
-- 
2.45.2