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path: root/drivers/net/wireless/mediatek/mt76/mt7921/regd.c
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Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7921/regd.c')
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7921/regd.c30
1 files changed, 19 insertions, 11 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/regd.c b/drivers/net/wireless/mediatek/mt76/mt7921/regd.c
index c0e2b48a50bf..4722007abafd 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/regd.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/regd.c
@@ -71,36 +71,44 @@ mt7921_regd_channel_update(struct wiphy *wiphy, struct mt792x_dev *dev)
}
}
-int mt7921_mcu_regd_update(struct mt792x_dev *dev, u8 *alpha2,
- enum environment_cap country_ie_env)
+/* Internal version that assumes mutex is already held by caller */
+int __mt7921_mcu_regd_update(struct mt792x_dev *dev, u8 *alpha2,
+ enum environment_cap country_ie_env)
{
struct mt76_dev *mdev = &dev->mt76;
struct ieee80211_hw *hw = mdev->hw;
struct wiphy *wiphy = hw->wiphy;
int ret = 0;
- dev->regd_in_progress = true;
-
- mt792x_mutex_acquire(dev);
if (!dev->regd_change)
- goto err;
+ return 0;
ret = mt7921_mcu_set_clc(dev, alpha2, country_ie_env);
if (ret < 0)
- goto err;
+ return ret;
mt7921_regd_channel_update(wiphy, dev);
ret = mt76_connac_mcu_set_channel_domain(hw->priv);
if (ret < 0)
- goto err;
+ return ret;
ret = mt7921_set_tx_sar_pwr(hw, NULL);
- if (ret < 0)
- goto err;
-err:
+ return ret;
+}
+
+int mt7921_mcu_regd_update(struct mt792x_dev *dev, u8 *alpha2,
+ enum environment_cap country_ie_env)
+{
+ int ret = 0;
+
+ dev->regd_in_progress = true;
+
+ mt792x_mutex_acquire(dev);
+ ret = __mt7921_mcu_regd_update(dev, alpha2, country_ie_env);
mt792x_mutex_release(dev);
+
dev->regd_change = false;
dev->regd_in_progress = false;
wake_up(&dev->wait);