Commit ea4906c4 authored by Lorenzo Bianconi's avatar Lorenzo Bianconi Committed by Felix Fietkau
Browse files

mt76: mt7615: wake device before accessing regmap in debugfs 



Make sure the device is in full-power before reading regs in debugfs

Signed-off-by: default avatarLorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent adfd5112

drivers/net/wireless/mediatek/mt76/mt7615/debugfs.c

+24 −1
Original line number Diff line number Diff line
@@ -6,11 +6,16 @@ static int 
mt7615_radar_pattern_set(void *data, u64 val)

{

	struct mt7615_dev *dev = data;

	int err;



	if (!mt7615_wait_for_mcu_init(dev))

		return 0;



	return mt7615_mcu_rdd_send_pattern(dev);

	mt7615_mutex_acquire(dev);

	err = mt7615_mcu_rdd_send_pattern(dev);

	mt7615_mutex_release(dev);



	return err;

}



DEFINE_DEBUGFS_ATTRIBUTE(fops_radar_pattern, NULL,
@@ -84,7 +89,10 @@ mt7615_fw_debug_set(void *data, u64 val) 
		return 0;



	dev->fw_debug = val;



	mt7615_mutex_acquire(dev);

	mt7615_mcu_fw_log_2_host(dev, dev->fw_debug ? 2 : 0);

	mt7615_mutex_release(dev);



	return 0;

}
@@ -111,6 +119,8 @@ mt7615_reset_test_set(void *data, u64 val) 
	if (!mt7615_wait_for_mcu_init(dev))

		return 0;



	mt7615_mutex_acquire(dev);



	skb = alloc_skb(1, GFP_KERNEL);

	if (!skb)

		return -ENOMEM;
@@ -118,6 +128,8 @@ mt7615_reset_test_set(void *data, u64 val) 
	skb_put(skb, 1);

	mt76_tx_queue_skb_raw(dev, 0, skb, 0);



	mt7615_mutex_release(dev);



	return 0;

}
@@ -167,9 +179,13 @@ mt7615_ampdu_stat_read(struct seq_file *file, void *data) 
{

	struct mt7615_dev *dev = file->private;



	mt7615_mutex_acquire(dev);



	mt7615_ampdu_stat_read_phy(&dev->phy, file);

	mt7615_ampdu_stat_read_phy(mt7615_ext_phy(dev), file);



	mt7615_mutex_release(dev);



	return 0;

}
@@ -221,7 +237,10 @@ static int mt7615_read_temperature(struct seq_file *s, void *data) 
		return 0;



	/* cpu */

	mt7615_mutex_acquire(dev);

	temp = mt7615_mcu_get_temperature(dev, 0);

	mt7615_mutex_release(dev);



	seq_printf(s, "Temperature: %d\n", temp);



	return 0;
@@ -233,6 +252,8 @@ mt7615_queues_acq(struct seq_file *s, void *data) 
	struct mt7615_dev *dev = dev_get_drvdata(s->private);

	int i;



	mt7615_mutex_acquire(dev);



	for (i = 0; i < 16; i++) {

		int j, wmm_idx = i % MT7615_MAX_WMM_SETS;

		int acs = i / MT7615_MAX_WMM_SETS;
@@ -253,6 +274,8 @@ mt7615_queues_acq(struct seq_file *s, void *data) 
		seq_printf(s, "AC%d%d: queued=%d\n", wmm_idx, acs, qlen);

	}



	mt7615_mutex_release(dev);



	return 0;

}