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mt76: overwrite default reg_ops if necessary

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Introduce mt76_register_debugfs_fops routine in order to
define per-driver regs file operations and make sure the
device is up before reading or writing its registers

Fixes: 1d8efc741df8 'mt76: mt7921: introduce Runtime PM support'
Fixes: de5ff3c9d1a2 'mt76: mt7615: introduce pm_power_save delayed work'
Signed-off-by: Lorenzo Bianconi <[email protected]>
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Lorenzo Bianconi
2021-08-13 12:54:37 +02:00
committed by Felix Fietkau
parent c941305197
commit 51cff39d7a
4 changed files with 68 additions and 7 deletions
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debugfs.c
+6 -4
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@@ -90,8 +90,11 @@ static int mt76_read_rate_txpower(struct seq_file *s, void *data)
return 0;
}
struct dentry *mt76_register_debugfs(struct mt76_dev *dev)
struct dentry *
mt76_register_debugfs_fops(struct mt76_dev *dev,
const struct file_operations *ops)
{
const struct file_operations *fops = ops ? ops : &fops_regval;
struct dentry *dir;
dir = debugfs_create_dir("mt76", dev->hw->wiphy->debugfsdir);
@@ -101,8 +104,7 @@ struct dentry *mt76_register_debugfs(struct mt76_dev *dev)
debugfs_create_u8("led_pin", 0600, dir, &dev->led_pin);
debugfs_create_bool("led_active_low", 0600, dir, &dev->led_al);
debugfs_create_u32("regidx", 0600, dir, &dev->debugfs_reg);
debugfs_create_file_unsafe("regval", 0600, dir, dev,
&fops_regval);
debugfs_create_file_unsafe("regval", 0600, dir, dev, fops);
debugfs_create_blob("eeprom", 0400, dir, &dev->eeprom);
if (dev->otp.data)
debugfs_create_blob("otp", 0400, dir, &dev->otp);
@@ -113,4 +115,4 @@ struct dentry *mt76_register_debugfs(struct mt76_dev *dev)
return dir;
}
EXPORT_SYMBOL_GPL(mt76_register_debugfs);
EXPORT_SYMBOL_GPL(mt76_register_debugfs_fops);