xref: /linux/drivers/net/wireless/mediatek/mt76/mt7925/pci_mcu.c (revision f6154d8babbb8a98f0d3ea325aafae2e33bfd8be)
1 // SPDX-License-Identifier: ISC
2 /* Copyright (C) 2023 MediaTek Inc. */
3 
4 #include "mt7925.h"
5 #include "mcu.h"
6 
7 static int
8 mt7925_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb,
9 			int cmd, int *seq)
10 {
11 	struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76);
12 	enum mt76_mcuq_id txq = MT_MCUQ_WM;
13 	int ret;
14 
15 	ret = mt7925_mcu_fill_message(mdev, skb, cmd, seq);
16 	if (ret)
17 		return ret;
18 
19 	mdev->mcu.timeout = 3 * HZ;
20 
21 	if (cmd == MCU_CMD(FW_SCATTER))
22 		txq = MT_MCUQ_FWDL;
23 
24 	return mt76_tx_queue_skb_raw(dev, mdev->q_mcu[txq], skb, 0);
25 }
26 
27 int mt7925e_mcu_init(struct mt792x_dev *dev)
28 {
29 	static const struct mt76_mcu_ops mt7925_mcu_ops = {
30 		.headroom = sizeof(struct mt76_connac2_mcu_txd),
31 		.mcu_skb_send_msg = mt7925_mcu_send_message,
32 		.mcu_parse_response = mt7925_mcu_parse_response,
33 	};
34 	int err;
35 
36 	dev->mt76.mcu_ops = &mt7925_mcu_ops;
37 
38 	err = mt792xe_mcu_fw_pmctrl(dev);
39 	if (err)
40 		return err;
41 
42 	err = __mt792xe_mcu_drv_pmctrl(dev);
43 	if (err)
44 		return err;
45 
46 	mt76_rmw_field(dev, MT_PCIE_MAC_PM, MT_PCIE_MAC_PM_L0S_DIS, 1);
47 
48 	err = mt7925_run_firmware(dev);
49 
50 	mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_FWDL], false);
51 
52 	return err;
53 }
54