dma.c (14385B)
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 8static int 9mt7915_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 30static void 31mt7915_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 37static 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 51static 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 91static 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 124void 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 131static 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 214static 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 342int 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 489void mt7915_dma_cleanup(struct mt7915_dev *dev) 490{ 491 mt7915_dma_disable(dev, true); 492 493 mt76_dma_cleanup(&dev->mt76); 494}