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authorShayne Chen <shayne.chen@mediatek.com>2023-11-02 18:02:56 +0800
committerFelix Fietkau <nbd@nbd.name>2023-12-07 18:50:21 +0100
commitf75e4779d215a7dbe7eb7ab6f1ed075fe66930bc (patch)
treec66c67091364f5b20bfe3fcb89753ff9aa7ec4b5 /drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
parent11a60bd2a590f8caa89a9079503d9e907e47d129 (diff)
wifi: mt76: mt7996: add txpower setting support
Add support for setting txpower from upper layer and configuring per-rate txpower limit table. Co-developed-by: Allen Ye <allen.ye@mediatek.com> Signed-off-by: Allen Ye <allen.ye@mediatek.com> Co-developed-by: StanleyYP Wang <StanleyYP.Wang@mediatek.com> Signed-off-by: StanleyYP Wang <StanleyYP.Wang@mediatek.com> Signed-off-by: Shayne Chen <shayne.chen@mediatek.com> Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7996/mcu.c')
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7996/mcu.c58
1 files changed, 58 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
index 5a8a30115e2c..2c987b9ca25d 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
@@ -4353,3 +4353,61 @@ int mt7996_mcu_wed_rro_reset_sessions(struct mt7996_dev *dev, u16 id)
return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RRO), &req,
sizeof(req), true);
}
+
+int mt7996_mcu_set_txpower_sku(struct mt7996_phy *phy)
+{
+#define TX_POWER_LIMIT_TABLE_RATE 0
+ struct mt7996_dev *dev = phy->dev;
+ struct mt76_phy *mphy = phy->mt76;
+ struct ieee80211_hw *hw = mphy->hw;
+ struct tx_power_limit_table_ctrl {
+ u8 __rsv1[4];
+
+ __le16 tag;
+ __le16 len;
+ u8 power_ctrl_id;
+ u8 power_limit_type;
+ u8 band_idx;
+ } __packed req = {
+ .tag = cpu_to_le16(UNI_TXPOWER_POWER_LIMIT_TABLE_CTRL),
+ .len = cpu_to_le16(sizeof(req) + MT7996_SKU_RATE_NUM - 4),
+ .power_ctrl_id = UNI_TXPOWER_POWER_LIMIT_TABLE_CTRL,
+ .power_limit_type = TX_POWER_LIMIT_TABLE_RATE,
+ .band_idx = phy->mt76->band_idx,
+ };
+ struct mt76_power_limits la = {};
+ struct sk_buff *skb;
+ int i, tx_power;
+
+ tx_power = mt7996_get_power_bound(phy, hw->conf.power_level);
+ tx_power = mt76_get_rate_power_limits(mphy, mphy->chandef.chan,
+ &la, tx_power);
+ mphy->txpower_cur = tx_power;
+
+ skb = mt76_mcu_msg_alloc(&dev->mt76, NULL,
+ sizeof(req) + MT7996_SKU_RATE_NUM);
+ if (!skb)
+ return -ENOMEM;
+
+ skb_put_data(skb, &req, sizeof(req));
+ /* cck and ofdm */
+ skb_put_data(skb, &la.cck, sizeof(la.cck) + sizeof(la.ofdm));
+ /* ht20 */
+ skb_put_data(skb, &la.mcs[0], 8);
+ /* ht40 */
+ skb_put_data(skb, &la.mcs[1], 9);
+
+ /* vht */
+ for (i = 0; i < 4; i++) {
+ skb_put_data(skb, &la.mcs[i], sizeof(la.mcs[i]));
+ skb_put_zero(skb, 2); /* padding */
+ }
+
+ /* he */
+ skb_put_data(skb, &la.ru[0], sizeof(la.ru));
+ /* eht */
+ skb_put_data(skb, &la.eht[0], sizeof(la.eht));
+
+ return mt76_mcu_skb_send_msg(&dev->mt76, skb,
+ MCU_WM_UNI_CMD(TXPOWER), true);
+}