1 // SPDX-License-Identifier: ISC
2 /* Copyright (C) 2020 MediaTek Inc. */
3 
4 #include "mt7915.h"
5 #include "../dma.h"
6 #include "mac.h"
7 
8 static int
9 mt7915_init_tx_queues(struct mt7915_phy *phy, int idx, int n_desc, int ring_base)
10 {
11 	struct mt7915_dev *dev = phy->dev;
12 	int i, err;
13 
14 	if (mtk_wed_device_active(&phy->dev->mt76.mmio.wed)) {
15 		ring_base = MT_WED_TX_RING_BASE;
16 		idx -= MT_TXQ_ID(0);
17 	}
18 
19 	err = mt76_init_tx_queue(phy->mt76, 0, idx, n_desc, ring_base,
20 				 MT_WED_Q_TX(idx));
21 	if (err < 0)
22 		return err;
23 
24 	for (i = 0; i <= MT_TXQ_PSD; i++)
25 		phy->mt76->q_tx[i] = phy->mt76->q_tx[0];
26 
27 	return 0;
28 }
29 
30 static void
31 mt7915_tx_cleanup(struct mt7915_dev *dev)
32 {
33 	mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_WM], false);
34 	mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_WA], false);
35 }
36 
37 static int mt7915_poll_tx(struct napi_struct *napi, int budget)
38 {
39 	struct mt7915_dev *dev;
40 
41 	dev = container_of(napi, struct mt7915_dev, mt76.tx_napi);
42 
43 	mt7915_tx_cleanup(dev);
44 
45 	if (napi_complete_done(napi, 0))
46 		mt7915_irq_enable(dev, MT_INT_TX_DONE_MCU);
47 
48 	return 0;
49 }
50 
51 static void mt7915_dma_config(struct mt7915_dev *dev)
52 {
53 #define Q_CONFIG(q, wfdma, int, id) do {		\
54 		if (wfdma)				\
55 			dev->wfdma_mask |= (1 << (q));	\
56 		dev->q_int_mask[(q)] = int;		\
57 		dev->q_id[(q)] = id;			\
58 	} while (0)
59 
60 #define MCUQ_CONFIG(q, wfdma, int, id)	Q_CONFIG(q, (wfdma), (int), (id))
61 #define RXQ_CONFIG(q, wfdma, int, id)	Q_CONFIG(__RXQ(q), (wfdma), (int), (id))
62 #define TXQ_CONFIG(q, wfdma, int, id)	Q_CONFIG(__TXQ(q), (wfdma), (int), (id))
63 
64 	if (is_mt7915(&dev->mt76)) {
65 		RXQ_CONFIG(MT_RXQ_MAIN, WFDMA0, MT_INT_RX_DONE_BAND0, MT7915_RXQ_BAND0);
66 		RXQ_CONFIG(MT_RXQ_MCU, WFDMA1, MT_INT_RX_DONE_WM, MT7915_RXQ_MCU_WM);
67 		RXQ_CONFIG(MT_RXQ_MCU_WA, WFDMA1, MT_INT_RX_DONE_WA, MT7915_RXQ_MCU_WA);
68 		RXQ_CONFIG(MT_RXQ_EXT, WFDMA0, MT_INT_RX_DONE_BAND1, MT7915_RXQ_BAND1);
69 		RXQ_CONFIG(MT_RXQ_EXT_WA, WFDMA1, MT_INT_RX_DONE_WA_EXT, MT7915_RXQ_MCU_WA_EXT);
70 		RXQ_CONFIG(MT_RXQ_MAIN_WA, WFDMA1, MT_INT_RX_DONE_WA_MAIN, MT7915_RXQ_MCU_WA);
71 		TXQ_CONFIG(0, WFDMA1, MT_INT_TX_DONE_BAND0, MT7915_TXQ_BAND0);
72 		TXQ_CONFIG(1, WFDMA1, MT_INT_TX_DONE_BAND1, MT7915_TXQ_BAND1);
73 		MCUQ_CONFIG(MT_MCUQ_WM, WFDMA1, MT_INT_TX_DONE_MCU_WM, MT7915_TXQ_MCU_WM);
74 		MCUQ_CONFIG(MT_MCUQ_WA, WFDMA1, MT_INT_TX_DONE_MCU_WA, MT7915_TXQ_MCU_WA);
75 		MCUQ_CONFIG(MT_MCUQ_FWDL, WFDMA1, MT_INT_TX_DONE_FWDL, MT7915_TXQ_FWDL);
76 	} else {
77 		RXQ_CONFIG(MT_RXQ_MAIN, WFDMA0, MT_INT_RX_DONE_BAND0_MT7916, MT7916_RXQ_BAND0);
78 		RXQ_CONFIG(MT_RXQ_MCU, WFDMA0, MT_INT_RX_DONE_WM, MT7916_RXQ_MCU_WM);
79 		RXQ_CONFIG(MT_RXQ_MCU_WA, WFDMA0, MT_INT_RX_DONE_WA, MT7916_RXQ_MCU_WA);
80 		RXQ_CONFIG(MT_RXQ_EXT, WFDMA0, MT_INT_RX_DONE_BAND1_MT7916, MT7916_RXQ_BAND1);
81 		RXQ_CONFIG(MT_RXQ_EXT_WA, WFDMA0, MT_INT_RX_DONE_WA_EXT_MT7916, MT7916_RXQ_MCU_WA_EXT);
82 		RXQ_CONFIG(MT_RXQ_MAIN_WA, WFDMA0, MT_INT_RX_DONE_WA_MAIN_MT7916, MT7916_RXQ_MCU_WA_MAIN);
83 		TXQ_CONFIG(0, WFDMA0, MT_INT_TX_DONE_BAND0, MT7915_TXQ_BAND0);
84 		TXQ_CONFIG(1, WFDMA0, MT_INT_TX_DONE_BAND1, MT7915_TXQ_BAND1);
85 		MCUQ_CONFIG(MT_MCUQ_WM, WFDMA0, MT_INT_TX_DONE_MCU_WM, MT7915_TXQ_MCU_WM);
86 		MCUQ_CONFIG(MT_MCUQ_WA, WFDMA0, MT_INT_TX_DONE_MCU_WA_MT7916, MT7915_TXQ_MCU_WA);
87 		MCUQ_CONFIG(MT_MCUQ_FWDL, WFDMA0, MT_INT_TX_DONE_FWDL, MT7915_TXQ_FWDL);
88 	}
89 }
90 
91 static void __mt7915_dma_prefetch(struct mt7915_dev *dev, u32 ofs)
92 {
93 #define PREFETCH(_base, _depth)	((_base) << 16 | (_depth))
94 	u32 base = 0;
95 
96 	/* prefetch SRAM wrapping boundary for tx/rx ring. */
97 	mt76_wr(dev, MT_MCUQ_EXT_CTRL(MT_MCUQ_FWDL) + ofs, PREFETCH(0x0, 0x4));
98 	mt76_wr(dev, MT_MCUQ_EXT_CTRL(MT_MCUQ_WM) + ofs, PREFETCH(0x40, 0x4));
99 	mt76_wr(dev, MT_TXQ_EXT_CTRL(0) + ofs, PREFETCH(0x80, 0x4));
100 	mt76_wr(dev, MT_TXQ_EXT_CTRL(1) + ofs, PREFETCH(0xc0, 0x4));
101 	mt76_wr(dev, MT_MCUQ_EXT_CTRL(MT_MCUQ_WA) + ofs, PREFETCH(0x100, 0x4));
102 
103 	mt76_wr(dev, MT_RXQ_EXT_CTRL(MT_RXQ_MCU) + ofs, PREFETCH(0x140, 0x4));
104 	mt76_wr(dev, MT_RXQ_EXT_CTRL(MT_RXQ_MCU_WA) + ofs, PREFETCH(0x180, 0x4));
105 	if (!is_mt7915(&dev->mt76)) {
106 		mt76_wr(dev, MT_RXQ_EXT_CTRL(MT_RXQ_MAIN_WA) + ofs, PREFETCH(0x1c0, 0x4));
107 		base = 0x40;
108 	}
109 	mt76_wr(dev, MT_RXQ_EXT_CTRL(MT_RXQ_EXT_WA) + ofs, PREFETCH(0x1c0 + base, 0x4));
110 	mt76_wr(dev, MT_RXQ_EXT_CTRL(MT_RXQ_MAIN) + ofs, PREFETCH(0x200 + base, 0x4));
111 	mt76_wr(dev, MT_RXQ_EXT_CTRL(MT_RXQ_EXT) + ofs, PREFETCH(0x240 + base, 0x4));
112 
113 	/* for mt7915, the ring which is next the last
114 	 * used ring must be initialized.
115 	 */
116 	if (is_mt7915(&dev->mt76)) {
117 		ofs += 0x4;
118 		mt76_wr(dev, MT_MCUQ_EXT_CTRL(MT_MCUQ_WA) + ofs, PREFETCH(0x140, 0x0));
119 		mt76_wr(dev, MT_RXQ_EXT_CTRL(MT_RXQ_EXT_WA) + ofs, PREFETCH(0x200 + base, 0x0));
120 		mt76_wr(dev, MT_RXQ_EXT_CTRL(MT_RXQ_EXT) + ofs, PREFETCH(0x280 + base, 0x0));
121 	}
122 }
123 
124 void mt7915_dma_prefetch(struct mt7915_dev *dev)
125 {
126 	__mt7915_dma_prefetch(dev, 0);
127 	if (dev->hif2)
128 		__mt7915_dma_prefetch(dev, MT_WFDMA0_PCIE1(0) - MT_WFDMA0(0));
129 }
130 
131 static void mt7915_dma_disable(struct mt7915_dev *dev, bool rst)
132 {
133 	struct mt76_dev *mdev = &dev->mt76;
134 	u32 hif1_ofs = 0;
135 
136 	if (dev->hif2)
137 		hif1_ofs = MT_WFDMA0_PCIE1(0) - MT_WFDMA0(0);
138 
139 	/* reset */
140 	if (rst) {
141 		mt76_clear(dev, MT_WFDMA0_RST,
142 			   MT_WFDMA0_RST_DMASHDL_ALL_RST |
143 			   MT_WFDMA0_RST_LOGIC_RST);
144 
145 		mt76_set(dev, MT_WFDMA0_RST,
146 			 MT_WFDMA0_RST_DMASHDL_ALL_RST |
147 			 MT_WFDMA0_RST_LOGIC_RST);
148 
149 		if (is_mt7915(mdev)) {
150 			mt76_clear(dev, MT_WFDMA1_RST,
151 				   MT_WFDMA1_RST_DMASHDL_ALL_RST |
152 				   MT_WFDMA1_RST_LOGIC_RST);
153 
154 			mt76_set(dev, MT_WFDMA1_RST,
155 				 MT_WFDMA1_RST_DMASHDL_ALL_RST |
156 				 MT_WFDMA1_RST_LOGIC_RST);
157 		}
158 
159 		if (dev->hif2) {
160 			mt76_clear(dev, MT_WFDMA0_RST + hif1_ofs,
161 				   MT_WFDMA0_RST_DMASHDL_ALL_RST |
162 				   MT_WFDMA0_RST_LOGIC_RST);
163 
164 			mt76_set(dev, MT_WFDMA0_RST + hif1_ofs,
165 				 MT_WFDMA0_RST_DMASHDL_ALL_RST |
166 				 MT_WFDMA0_RST_LOGIC_RST);
167 
168 			if (is_mt7915(mdev)) {
169 				mt76_clear(dev, MT_WFDMA1_RST + hif1_ofs,
170 					   MT_WFDMA1_RST_DMASHDL_ALL_RST |
171 					   MT_WFDMA1_RST_LOGIC_RST);
172 
173 				mt76_set(dev, MT_WFDMA1_RST + hif1_ofs,
174 					 MT_WFDMA1_RST_DMASHDL_ALL_RST |
175 					 MT_WFDMA1_RST_LOGIC_RST);
176 			}
177 		}
178 	}
179 
180 	/* disable */
181 	mt76_clear(dev, MT_WFDMA0_GLO_CFG,
182 		   MT_WFDMA0_GLO_CFG_TX_DMA_EN |
183 		   MT_WFDMA0_GLO_CFG_RX_DMA_EN |
184 		   MT_WFDMA0_GLO_CFG_OMIT_TX_INFO |
185 		   MT_WFDMA0_GLO_CFG_OMIT_RX_INFO |
186 		   MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2);
187 
188 	if (is_mt7915(mdev))
189 		mt76_clear(dev, MT_WFDMA1_GLO_CFG,
190 			   MT_WFDMA1_GLO_CFG_TX_DMA_EN |
191 			   MT_WFDMA1_GLO_CFG_RX_DMA_EN |
192 			   MT_WFDMA1_GLO_CFG_OMIT_TX_INFO |
193 			   MT_WFDMA1_GLO_CFG_OMIT_RX_INFO |
194 			   MT_WFDMA1_GLO_CFG_OMIT_RX_INFO_PFET2);
195 
196 	if (dev->hif2) {
197 		mt76_clear(dev, MT_WFDMA0_GLO_CFG + hif1_ofs,
198 			   MT_WFDMA0_GLO_CFG_TX_DMA_EN |
199 			   MT_WFDMA0_GLO_CFG_RX_DMA_EN |
200 			   MT_WFDMA0_GLO_CFG_OMIT_TX_INFO |
201 			   MT_WFDMA0_GLO_CFG_OMIT_RX_INFO |
202 			   MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2);
203 
204 		if (is_mt7915(mdev))
205 			mt76_clear(dev, MT_WFDMA1_GLO_CFG + hif1_ofs,
206 				   MT_WFDMA1_GLO_CFG_TX_DMA_EN |
207 				   MT_WFDMA1_GLO_CFG_RX_DMA_EN |
208 				   MT_WFDMA1_GLO_CFG_OMIT_TX_INFO |
209 				   MT_WFDMA1_GLO_CFG_OMIT_RX_INFO |
210 				   MT_WFDMA1_GLO_CFG_OMIT_RX_INFO_PFET2);
211 	}
212 }
213 
214 static int mt7915_dma_enable(struct mt7915_dev *dev)
215 {
216 	struct mt76_dev *mdev = &dev->mt76;
217 	u32 hif1_ofs = 0;
218 	u32 irq_mask;
219 
220 	if (dev->hif2)
221 		hif1_ofs = MT_WFDMA0_PCIE1(0) - MT_WFDMA0(0);
222 
223 	/* reset dma idx */
224 	mt76_wr(dev, MT_WFDMA0_RST_DTX_PTR, ~0);
225 	if (is_mt7915(mdev))
226 		mt76_wr(dev, MT_WFDMA1_RST_DTX_PTR, ~0);
227 	if (dev->hif2) {
228 		mt76_wr(dev, MT_WFDMA0_RST_DTX_PTR + hif1_ofs, ~0);
229 		if (is_mt7915(mdev))
230 			mt76_wr(dev, MT_WFDMA1_RST_DTX_PTR + hif1_ofs, ~0);
231 	}
232 
233 	/* configure delay interrupt off */
234 	mt76_wr(dev, MT_WFDMA0_PRI_DLY_INT_CFG0, 0);
235 	if (is_mt7915(mdev)) {
236 		mt76_wr(dev, MT_WFDMA1_PRI_DLY_INT_CFG0, 0);
237 	} else {
238 		mt76_wr(dev, MT_WFDMA0_PRI_DLY_INT_CFG1, 0);
239 		mt76_wr(dev, MT_WFDMA0_PRI_DLY_INT_CFG2, 0);
240 	}
241 
242 	if (dev->hif2) {
243 		mt76_wr(dev, MT_WFDMA0_PRI_DLY_INT_CFG0 + hif1_ofs, 0);
244 		if (is_mt7915(mdev)) {
245 			mt76_wr(dev, MT_WFDMA1_PRI_DLY_INT_CFG0 +
246 				hif1_ofs, 0);
247 		} else {
248 			mt76_wr(dev, MT_WFDMA0_PRI_DLY_INT_CFG1 +
249 				hif1_ofs, 0);
250 			mt76_wr(dev, MT_WFDMA0_PRI_DLY_INT_CFG2 +
251 				hif1_ofs, 0);
252 		}
253 	}
254 
255 	/* configure perfetch settings */
256 	mt7915_dma_prefetch(dev);
257 
258 	/* hif wait WFDMA idle */
259 	mt76_set(dev, MT_WFDMA0_BUSY_ENA,
260 		 MT_WFDMA0_BUSY_ENA_TX_FIFO0 |
261 		 MT_WFDMA0_BUSY_ENA_TX_FIFO1 |
262 		 MT_WFDMA0_BUSY_ENA_RX_FIFO);
263 
264 	if (is_mt7915(mdev))
265 		mt76_set(dev, MT_WFDMA1_BUSY_ENA,
266 			 MT_WFDMA1_BUSY_ENA_TX_FIFO0 |
267 			 MT_WFDMA1_BUSY_ENA_TX_FIFO1 |
268 			 MT_WFDMA1_BUSY_ENA_RX_FIFO);
269 
270 	if (dev->hif2) {
271 		mt76_set(dev, MT_WFDMA0_BUSY_ENA + hif1_ofs,
272 			 MT_WFDMA0_PCIE1_BUSY_ENA_TX_FIFO0 |
273 			 MT_WFDMA0_PCIE1_BUSY_ENA_TX_FIFO1 |
274 			 MT_WFDMA0_PCIE1_BUSY_ENA_RX_FIFO);
275 
276 		if (is_mt7915(mdev))
277 			mt76_set(dev, MT_WFDMA1_BUSY_ENA + hif1_ofs,
278 				 MT_WFDMA1_PCIE1_BUSY_ENA_TX_FIFO0 |
279 				 MT_WFDMA1_PCIE1_BUSY_ENA_TX_FIFO1 |
280 				 MT_WFDMA1_PCIE1_BUSY_ENA_RX_FIFO);
281 	}
282 
283 	mt76_poll(dev, MT_WFDMA_EXT_CSR_HIF_MISC,
284 		  MT_WFDMA_EXT_CSR_HIF_MISC_BUSY, 0, 1000);
285 
286 	/* set WFDMA Tx/Rx */
287 	mt76_set(dev, MT_WFDMA0_GLO_CFG,
288 		 MT_WFDMA0_GLO_CFG_TX_DMA_EN |
289 		 MT_WFDMA0_GLO_CFG_RX_DMA_EN |
290 		 MT_WFDMA0_GLO_CFG_OMIT_TX_INFO |
291 		 MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2);
292 
293 	if (is_mt7915(mdev))
294 		mt76_set(dev, MT_WFDMA1_GLO_CFG,
295 			 MT_WFDMA1_GLO_CFG_TX_DMA_EN |
296 			 MT_WFDMA1_GLO_CFG_RX_DMA_EN |
297 			 MT_WFDMA1_GLO_CFG_OMIT_TX_INFO |
298 			 MT_WFDMA1_GLO_CFG_OMIT_RX_INFO);
299 
300 	if (dev->hif2) {
301 		mt76_set(dev, MT_WFDMA0_GLO_CFG + hif1_ofs,
302 			 MT_WFDMA0_GLO_CFG_TX_DMA_EN |
303 			 MT_WFDMA0_GLO_CFG_RX_DMA_EN |
304 			 MT_WFDMA0_GLO_CFG_OMIT_TX_INFO |
305 			 MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2);
306 
307 		if (is_mt7915(mdev))
308 			mt76_set(dev, MT_WFDMA1_GLO_CFG + hif1_ofs,
309 				 MT_WFDMA1_GLO_CFG_TX_DMA_EN |
310 				 MT_WFDMA1_GLO_CFG_RX_DMA_EN |
311 				 MT_WFDMA1_GLO_CFG_OMIT_TX_INFO |
312 				 MT_WFDMA1_GLO_CFG_OMIT_RX_INFO);
313 
314 		mt76_set(dev, MT_WFDMA_HOST_CONFIG,
315 			 MT_WFDMA_HOST_CONFIG_PDMA_BAND);
316 	}
317 
318 	/* enable interrupts for TX/RX rings */
319 	irq_mask = MT_INT_RX_DONE_MCU |
320 		   MT_INT_TX_DONE_MCU |
321 		   MT_INT_MCU_CMD;
322 
323 	if (!dev->phy.band_idx)
324 		irq_mask |= MT_INT_BAND0_RX_DONE;
325 
326 	if (dev->dbdc_support || dev->phy.band_idx)
327 		irq_mask |= MT_INT_BAND1_RX_DONE;
328 
329 	if (mtk_wed_device_active(&dev->mt76.mmio.wed)) {
330 		u32 wed_irq_mask = irq_mask;
331 
332 		wed_irq_mask |= MT_INT_TX_DONE_BAND0 | MT_INT_TX_DONE_BAND1;
333 		mt76_wr(dev, MT_INT_WED_MASK_CSR, wed_irq_mask);
334 		mtk_wed_device_start(&dev->mt76.mmio.wed, wed_irq_mask);
335 	}
336 
337 	mt7915_irq_enable(dev, irq_mask);
338 
339 	return 0;
340 }
341 
342 int mt7915_dma_init(struct mt7915_dev *dev, struct mt7915_phy *phy2)
343 {
344 	struct mt76_dev *mdev = &dev->mt76;
345 	u32 wa_rx_base, wa_rx_idx;
346 	u32 hif1_ofs = 0;
347 	int ret;
348 
349 	mt7915_dma_config(dev);
350 
351 	mt76_dma_attach(&dev->mt76);
352 
353 	if (dev->hif2)
354 		hif1_ofs = MT_WFDMA0_PCIE1(0) - MT_WFDMA0(0);
355 
356 	mt7915_dma_disable(dev, true);
357 
358 	if (mtk_wed_device_active(&dev->mt76.mmio.wed)) {
359 		mt76_set(dev, MT_WFDMA_HOST_CONFIG, MT_WFDMA_HOST_CONFIG_WED);
360 
361 		mt76_wr(dev, MT_WFDMA_WED_RING_CONTROL,
362 			FIELD_PREP(MT_WFDMA_WED_RING_CONTROL_TX0, 18) |
363 			FIELD_PREP(MT_WFDMA_WED_RING_CONTROL_TX1, 19) |
364 			FIELD_PREP(MT_WFDMA_WED_RING_CONTROL_RX1, 1));
365 	} else {
366 		mt76_clear(dev, MT_WFDMA_HOST_CONFIG, MT_WFDMA_HOST_CONFIG_WED);
367 	}
368 
369 	/* init tx queue */
370 	ret = mt7915_init_tx_queues(&dev->phy,
371 				    MT_TXQ_ID(dev->phy.band_idx),
372 				    MT7915_TX_RING_SIZE,
373 				    MT_TXQ_RING_BASE(0));
374 	if (ret)
375 		return ret;
376 
377 	if (phy2) {
378 		ret = mt7915_init_tx_queues(phy2,
379 					    MT_TXQ_ID(phy2->band_idx),
380 					    MT7915_TX_RING_SIZE,
381 					    MT_TXQ_RING_BASE(1));
382 		if (ret)
383 			return ret;
384 	}
385 
386 	/* command to WM */
387 	ret = mt76_init_mcu_queue(&dev->mt76, MT_MCUQ_WM,
388 				  MT_MCUQ_ID(MT_MCUQ_WM),
389 				  MT7915_TX_MCU_RING_SIZE,
390 				  MT_MCUQ_RING_BASE(MT_MCUQ_WM));
391 	if (ret)
392 		return ret;
393 
394 	/* command to WA */
395 	ret = mt76_init_mcu_queue(&dev->mt76, MT_MCUQ_WA,
396 				  MT_MCUQ_ID(MT_MCUQ_WA),
397 				  MT7915_TX_MCU_RING_SIZE,
398 				  MT_MCUQ_RING_BASE(MT_MCUQ_WA));
399 	if (ret)
400 		return ret;
401 
402 	/* firmware download */
403 	ret = mt76_init_mcu_queue(&dev->mt76, MT_MCUQ_FWDL,
404 				  MT_MCUQ_ID(MT_MCUQ_FWDL),
405 				  MT7915_TX_FWDL_RING_SIZE,
406 				  MT_MCUQ_RING_BASE(MT_MCUQ_FWDL));
407 	if (ret)
408 		return ret;
409 
410 	/* event from WM */
411 	ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MCU],
412 			       MT_RXQ_ID(MT_RXQ_MCU),
413 			       MT7915_RX_MCU_RING_SIZE,
414 			       MT_RX_BUF_SIZE,
415 			       MT_RXQ_RING_BASE(MT_RXQ_MCU));
416 	if (ret)
417 		return ret;
418 
419 	/* event from WA */
420 	if (mtk_wed_device_active(&dev->mt76.mmio.wed)) {
421 		wa_rx_base = MT_WED_RX_RING_BASE;
422 		wa_rx_idx = MT7915_RXQ_MCU_WA;
423 		dev->mt76.q_rx[MT_RXQ_MCU_WA].flags = MT_WED_Q_TXFREE;
424 	} else {
425 		wa_rx_base = MT_RXQ_RING_BASE(MT_RXQ_MCU_WA);
426 		wa_rx_idx = MT_RXQ_ID(MT_RXQ_MCU_WA);
427 	}
428 	ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MCU_WA],
429 			       wa_rx_idx, MT7915_RX_MCU_RING_SIZE,
430 			       MT_RX_BUF_SIZE, wa_rx_base);
431 	if (ret)
432 		return ret;
433 
434 	/* rx data queue for band0 */
435 	if (!dev->phy.band_idx) {
436 		ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MAIN],
437 				       MT_RXQ_ID(MT_RXQ_MAIN),
438 				       MT7915_RX_RING_SIZE,
439 				       MT_RX_BUF_SIZE,
440 				       MT_RXQ_RING_BASE(MT_RXQ_MAIN));
441 		if (ret)
442 			return ret;
443 	}
444 
445 	/* tx free notify event from WA for band0 */
446 	if (!is_mt7915(mdev)) {
447 		ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MAIN_WA],
448 				       MT_RXQ_ID(MT_RXQ_MAIN_WA),
449 				       MT7915_RX_MCU_RING_SIZE,
450 				       MT_RX_BUF_SIZE,
451 				       MT_RXQ_RING_BASE(MT_RXQ_MAIN_WA));
452 		if (ret)
453 			return ret;
454 	}
455 
456 	if (dev->dbdc_support || dev->phy.band_idx) {
457 		/* rx data queue for band1 */
458 		ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_EXT],
459 				       MT_RXQ_ID(MT_RXQ_EXT),
460 				       MT7915_RX_RING_SIZE,
461 				       MT_RX_BUF_SIZE,
462 				       MT_RXQ_RING_BASE(MT_RXQ_EXT) + hif1_ofs);
463 		if (ret)
464 			return ret;
465 
466 		/* tx free notify event from WA for band1 */
467 		ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_EXT_WA],
468 				       MT_RXQ_ID(MT_RXQ_EXT_WA),
469 				       MT7915_RX_MCU_RING_SIZE,
470 				       MT_RX_BUF_SIZE,
471 				       MT_RXQ_RING_BASE(MT_RXQ_EXT_WA) + hif1_ofs);
472 		if (ret)
473 			return ret;
474 	}
475 
476 	ret = mt76_init_queues(dev, mt76_dma_rx_poll);
477 	if (ret < 0)
478 		return ret;
479 
480 	netif_napi_add_tx(&dev->mt76.tx_napi_dev, &dev->mt76.tx_napi,
481 			  mt7915_poll_tx);
482 	napi_enable(&dev->mt76.tx_napi);
483 
484 	mt7915_dma_enable(dev);
485 
486 	return 0;
487 }
488 
489 void mt7915_dma_cleanup(struct mt7915_dev *dev)
490 {
491 	mt7915_dma_disable(dev, true);
492 
493 	mt76_dma_cleanup(&dev->mt76);
494 }
495