diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2022-02-04 21:33:39 +0300 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2022-02-23 13:32:18 +0300 |
| commit | 148950e59ac7c40e1608d83c504da54487e34b56 (patch) | |
| tree | 615f316856109d70aa81af84f2f9f225d5682377 /drivers/net/wireless/mediatek/mt76/mt7615/main.c | |
| parent | 28225a6ef80ebf46c46e5fbd5b1ee231a0b2b5b7 (diff) | |
| download | linux-148950e59ac7c40e1608d83c504da54487e34b56.tar.xz | |
mt76: mt7615: introduce SAR support
Add SAR spec support to mt7615 driver to allow configuring SAR power
limitations on the frequency ranges from the userland.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7615/main.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7615/main.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c index 7dcf1fb97eca..d79cbdbd5a05 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c @@ -431,6 +431,29 @@ out: return err; } +static int mt7615_set_sar_specs(struct ieee80211_hw *hw, + const struct cfg80211_sar_specs *sar) +{ + struct mt7615_phy *phy = mt7615_hw_phy(hw); + int err; + + if (!cfg80211_chandef_valid(&phy->mt76->chandef)) + return -EINVAL; + + err = mt76_init_sar_power(hw, sar); + if (err) + return err; + + if (mt7615_firmware_offload(phy->dev)) + return mt76_connac_mcu_set_rate_txpower(phy->mt76); + + ieee80211_stop_queues(hw); + err = mt7615_set_channel(phy); + ieee80211_wake_queues(hw); + + return err; +} + static int mt7615_config(struct ieee80211_hw *hw, u32 changed) { struct mt7615_dev *dev = mt7615_hw_dev(hw); @@ -1333,6 +1356,7 @@ const struct ieee80211_ops mt7615_ops = { .set_wakeup = mt7615_set_wakeup, .set_rekey_data = mt7615_set_rekey_data, #endif /* CONFIG_PM */ + .set_sar_specs = mt7615_set_sar_specs, }; EXPORT_SYMBOL_GPL(mt7615_ops); |