mt76: move rate_txpower handler in mt76 debugfs

Move rate_txpower handler in mt76 debugfs in order to be reused
in mt76x0 driver and remove duplicated code
Signed-off-by: NLorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: NFelix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/debugfs.c

@@ -68,6 +68,23 @@ void mt76_seq_puts_array(struct seq_file *file, const char *str,
 }
 EXPORT_SYMBOL_GPL(mt76_seq_puts_array);
 
+static int mt76_read_rate_txpower(struct seq_file *s, void *data)
+{
+	struct mt76_dev *dev = dev_get_drvdata(s->private);
+
+	mt76_seq_puts_array(s, "CCK", dev->rate_power.cck,
+			    ARRAY_SIZE(dev->rate_power.cck));
+	mt76_seq_puts_array(s, "OFDM", dev->rate_power.ofdm,
+			    ARRAY_SIZE(dev->rate_power.ofdm));
+	mt76_seq_puts_array(s, "STBC", dev->rate_power.stbc,
+			    ARRAY_SIZE(dev->rate_power.stbc));
+	mt76_seq_puts_array(s, "HT", dev->rate_power.ht,
+			    ARRAY_SIZE(dev->rate_power.ht));
+	mt76_seq_puts_array(s, "VHT", dev->rate_power.vht,
+			    ARRAY_SIZE(dev->rate_power.vht));
+	return 0;
+}
+
 struct dentry *mt76_register_debugfs(struct mt76_dev *dev)
 {
 	struct dentry *dir;
@@ -84,6 +101,8 @@ struct dentry *mt76_register_debugfs(struct mt76_dev *dev)
 	if (dev->otp.data)
 		debugfs_create_blob("otp", 0400, dir, &dev->otp);
 	debugfs_create_devm_seqfile(dev->dev, "queues", dir, mt76_queues_read);
+	debugfs_create_devm_seqfile(dev->dev, "rate_txpower", dir,
+				    mt76_read_rate_txpower);
 
 	return dir;
 }

drivers/net/wireless/mediatek/mt76/mt76x2_debugfs.c

@@ -55,16 +55,6 @@ static int read_txpower(struct seq_file *file, void *data)
 
 	mt76_seq_puts_array(file, "Delta", dev->target_power_delta,
 			    ARRAY_SIZE(dev->target_power_delta));
-	mt76_seq_puts_array(file, "CCK", dev->mt76.rate_power.cck,
-			    ARRAY_SIZE(dev->mt76.rate_power.cck));
-	mt76_seq_puts_array(file, "OFDM", dev->mt76.rate_power.ofdm,
-			    ARRAY_SIZE(dev->mt76.rate_power.ofdm));
-	mt76_seq_puts_array(file, "STBC", dev->mt76.rate_power.stbc,
-			    ARRAY_SIZE(dev->mt76.rate_power.stbc));
-	mt76_seq_puts_array(file, "HT", dev->mt76.rate_power.ht,
-			    ARRAY_SIZE(dev->mt76.rate_power.ht));
-	mt76_seq_puts_array(file, "VHT", dev->mt76.rate_power.vht,
-			    ARRAY_SIZE(dev->mt76.rate_power.vht));
 	return 0;
 }