1
2
3
4
5#include "main.h"
6#include "mac.h"
7#include "reg.h"
8#include "fw.h"
9#include "debug.h"
10
11void rtw_set_channel_mac(struct rtw_dev *rtwdev, u8 channel, u8 bw,
12 u8 primary_ch_idx)
13{
14 u8 txsc40 = 0, txsc20 = 0;
15 u32 value32;
16 u8 value8;
17
18 txsc20 = primary_ch_idx;
19 if (bw == RTW_CHANNEL_WIDTH_80) {
20 if (txsc20 == RTW_SC_20_UPPER || txsc20 == RTW_SC_20_UPMOST)
21 txsc40 = RTW_SC_40_UPPER;
22 else
23 txsc40 = RTW_SC_40_LOWER;
24 }
25 rtw_write8(rtwdev, REG_DATA_SC,
26 BIT_TXSC_20M(txsc20) | BIT_TXSC_40M(txsc40));
27
28 value32 = rtw_read32(rtwdev, REG_WMAC_TRXPTCL_CTL);
29 value32 &= ~BIT_RFMOD;
30 switch (bw) {
31 case RTW_CHANNEL_WIDTH_80:
32 value32 |= BIT_RFMOD_80M;
33 break;
34 case RTW_CHANNEL_WIDTH_40:
35 value32 |= BIT_RFMOD_40M;
36 break;
37 case RTW_CHANNEL_WIDTH_20:
38 default:
39 break;
40 }
41 rtw_write32(rtwdev, REG_WMAC_TRXPTCL_CTL, value32);
42
43 if (rtw_chip_wcpu_11n(rtwdev))
44 return;
45
46 value32 = rtw_read32(rtwdev, REG_AFE_CTRL1) & ~(BIT_MAC_CLK_SEL);
47 value32 |= (MAC_CLK_HW_DEF_80M << BIT_SHIFT_MAC_CLK_SEL);
48 rtw_write32(rtwdev, REG_AFE_CTRL1, value32);
49
50 rtw_write8(rtwdev, REG_USTIME_TSF, MAC_CLK_SPEED);
51 rtw_write8(rtwdev, REG_USTIME_EDCA, MAC_CLK_SPEED);
52
53 value8 = rtw_read8(rtwdev, REG_CCK_CHECK);
54 value8 = value8 & ~BIT_CHECK_CCK_EN;
55 if (IS_CH_5G_BAND(channel))
56 value8 |= BIT_CHECK_CCK_EN;
57 rtw_write8(rtwdev, REG_CCK_CHECK, value8);
58}
59EXPORT_SYMBOL(rtw_set_channel_mac);
60
61static int rtw_mac_pre_system_cfg(struct rtw_dev *rtwdev)
62{
63 u32 value32;
64 u8 value8;
65
66 rtw_write8(rtwdev, REG_RSV_CTRL, 0);
67
68 if (rtw_chip_wcpu_11n(rtwdev)) {
69 if (rtw_read32(rtwdev, REG_SYS_CFG1) & BIT_LDO)
70 rtw_write8(rtwdev, REG_LDO_SWR_CTRL, LDO_SEL);
71 else
72 rtw_write8(rtwdev, REG_LDO_SWR_CTRL, SPS_SEL);
73 return 0;
74 }
75
76 switch (rtw_hci_type(rtwdev)) {
77 case RTW_HCI_TYPE_PCIE:
78 rtw_write32_set(rtwdev, REG_HCI_OPT_CTRL, BIT_BT_DIG_CLK_EN);
79 break;
80 case RTW_HCI_TYPE_USB:
81 break;
82 default:
83 return -EINVAL;
84 }
85
86
87 value32 = rtw_read32(rtwdev, REG_PAD_CTRL1);
88 value32 |= BIT_PAPE_WLBT_SEL | BIT_LNAON_WLBT_SEL;
89 rtw_write32(rtwdev, REG_PAD_CTRL1, value32);
90
91 value32 = rtw_read32(rtwdev, REG_LED_CFG);
92 value32 &= ~(BIT_PAPE_SEL_EN | BIT_LNAON_SEL_EN);
93 rtw_write32(rtwdev, REG_LED_CFG, value32);
94
95 value32 = rtw_read32(rtwdev, REG_GPIO_MUXCFG);
96 value32 |= BIT_WLRFE_4_5_EN;
97 rtw_write32(rtwdev, REG_GPIO_MUXCFG, value32);
98
99
100 value8 = rtw_read8(rtwdev, REG_SYS_FUNC_EN);
101 value8 &= ~(BIT_FEN_BB_RSTB | BIT_FEN_BB_GLB_RST);
102 rtw_write8(rtwdev, REG_SYS_FUNC_EN, value8);
103
104 value8 = rtw_read8(rtwdev, REG_RF_CTRL);
105 value8 &= ~(BIT_RF_SDM_RSTB | BIT_RF_RSTB | BIT_RF_EN);
106 rtw_write8(rtwdev, REG_RF_CTRL, value8);
107
108 value32 = rtw_read32(rtwdev, REG_WLRF1);
109 value32 &= ~BIT_WLRF1_BBRF_EN;
110 rtw_write32(rtwdev, REG_WLRF1, value32);
111
112 return 0;
113}
114
115static bool do_pwr_poll_cmd(struct rtw_dev *rtwdev, u32 addr, u32 mask, u32 target)
116{
117 u32 val;
118
119 target &= mask;
120
121 return read_poll_timeout_atomic(rtw_read8, val, (val & mask) == target,
122 50, 50 * RTW_PWR_POLLING_CNT, false,
123 rtwdev, addr) == 0;
124}
125
126static int rtw_pwr_cmd_polling(struct rtw_dev *rtwdev,
127 const struct rtw_pwr_seq_cmd *cmd)
128{
129 u8 value;
130 u32 offset;
131
132 if (cmd->base == RTW_PWR_ADDR_SDIO)
133 offset = cmd->offset | SDIO_LOCAL_OFFSET;
134 else
135 offset = cmd->offset;
136
137 if (do_pwr_poll_cmd(rtwdev, offset, cmd->mask, cmd->value))
138 return 0;
139
140 if (rtw_hci_type(rtwdev) != RTW_HCI_TYPE_PCIE)
141 goto err;
142
143
144 value = rtw_read8(rtwdev, REG_SYS_PW_CTRL);
145 if (rtwdev->chip->id == RTW_CHIP_TYPE_8723D)
146 rtw_write8(rtwdev, REG_SYS_PW_CTRL, value & ~BIT_PFM_WOWL);
147 rtw_write8(rtwdev, REG_SYS_PW_CTRL, value | BIT_PFM_WOWL);
148 rtw_write8(rtwdev, REG_SYS_PW_CTRL, value & ~BIT_PFM_WOWL);
149 if (rtwdev->chip->id == RTW_CHIP_TYPE_8723D)
150 rtw_write8(rtwdev, REG_SYS_PW_CTRL, value | BIT_PFM_WOWL);
151
152 if (do_pwr_poll_cmd(rtwdev, offset, cmd->mask, cmd->value))
153 return 0;
154
155err:
156 rtw_err(rtwdev, "failed to poll offset=0x%x mask=0x%x value=0x%x\n",
157 offset, cmd->mask, cmd->value);
158 return -EBUSY;
159}
160
161static int rtw_sub_pwr_seq_parser(struct rtw_dev *rtwdev, u8 intf_mask,
162 u8 cut_mask,
163 const struct rtw_pwr_seq_cmd *cmd)
164{
165 const struct rtw_pwr_seq_cmd *cur_cmd;
166 u32 offset;
167 u8 value;
168
169 for (cur_cmd = cmd; cur_cmd->cmd != RTW_PWR_CMD_END; cur_cmd++) {
170 if (!(cur_cmd->intf_mask & intf_mask) ||
171 !(cur_cmd->cut_mask & cut_mask))
172 continue;
173
174 switch (cur_cmd->cmd) {
175 case RTW_PWR_CMD_WRITE:
176 offset = cur_cmd->offset;
177
178 if (cur_cmd->base == RTW_PWR_ADDR_SDIO)
179 offset |= SDIO_LOCAL_OFFSET;
180
181 value = rtw_read8(rtwdev, offset);
182 value &= ~cur_cmd->mask;
183 value |= (cur_cmd->value & cur_cmd->mask);
184 rtw_write8(rtwdev, offset, value);
185 break;
186 case RTW_PWR_CMD_POLLING:
187 if (rtw_pwr_cmd_polling(rtwdev, cur_cmd))
188 return -EBUSY;
189 break;
190 case RTW_PWR_CMD_DELAY:
191 if (cur_cmd->value == RTW_PWR_DELAY_US)
192 udelay(cur_cmd->offset);
193 else
194 mdelay(cur_cmd->offset);
195 break;
196 case RTW_PWR_CMD_READ:
197 break;
198 default:
199 return -EINVAL;
200 }
201 }
202
203 return 0;
204}
205
206static int rtw_pwr_seq_parser(struct rtw_dev *rtwdev,
207 const struct rtw_pwr_seq_cmd **cmd_seq)
208{
209 u8 cut_mask;
210 u8 intf_mask;
211 u8 cut;
212 u32 idx = 0;
213 const struct rtw_pwr_seq_cmd *cmd;
214 int ret;
215
216 cut = rtwdev->hal.cut_version;
217 cut_mask = cut_version_to_mask(cut);
218 switch (rtw_hci_type(rtwdev)) {
219 case RTW_HCI_TYPE_PCIE:
220 intf_mask = BIT(2);
221 break;
222 case RTW_HCI_TYPE_USB:
223 intf_mask = BIT(1);
224 break;
225 default:
226 return -EINVAL;
227 }
228
229 do {
230 cmd = cmd_seq[idx];
231 if (!cmd)
232 break;
233
234 ret = rtw_sub_pwr_seq_parser(rtwdev, intf_mask, cut_mask, cmd);
235 if (ret)
236 return -EBUSY;
237
238 idx++;
239 } while (1);
240
241 return 0;
242}
243
244static int rtw_mac_power_switch(struct rtw_dev *rtwdev, bool pwr_on)
245{
246 struct rtw_chip_info *chip = rtwdev->chip;
247 const struct rtw_pwr_seq_cmd **pwr_seq;
248 u8 rpwm;
249 bool cur_pwr;
250
251 if (rtw_chip_wcpu_11ac(rtwdev)) {
252 rpwm = rtw_read8(rtwdev, rtwdev->hci.rpwm_addr);
253
254
255 if (rtw_read16(rtwdev, REG_MCUFW_CTRL) == 0xC078) {
256 rpwm = (rpwm ^ BIT_RPWM_TOGGLE) & BIT_RPWM_TOGGLE;
257 rtw_write8(rtwdev, rtwdev->hci.rpwm_addr, rpwm);
258 }
259 }
260
261 if (rtw_read8(rtwdev, REG_CR) == 0xea)
262 cur_pwr = false;
263 else if (rtw_hci_type(rtwdev) == RTW_HCI_TYPE_USB &&
264 (rtw_read8(rtwdev, REG_SYS_STATUS1 + 1) & BIT(0)))
265 cur_pwr = false;
266 else
267 cur_pwr = true;
268
269 if (pwr_on == cur_pwr)
270 return -EALREADY;
271
272 pwr_seq = pwr_on ? chip->pwr_on_seq : chip->pwr_off_seq;
273 if (rtw_pwr_seq_parser(rtwdev, pwr_seq))
274 return -EINVAL;
275
276 return 0;
277}
278
279static int __rtw_mac_init_system_cfg(struct rtw_dev *rtwdev)
280{
281 u8 sys_func_en = rtwdev->chip->sys_func_en;
282 u8 value8;
283 u32 value, tmp;
284
285 value = rtw_read32(rtwdev, REG_CPU_DMEM_CON);
286 value |= BIT_WL_PLATFORM_RST | BIT_DDMA_EN;
287 rtw_write32(rtwdev, REG_CPU_DMEM_CON, value);
288
289 rtw_write8_set(rtwdev, REG_SYS_FUNC_EN + 1, sys_func_en);
290 value8 = (rtw_read8(rtwdev, REG_CR_EXT + 3) & 0xF0) | 0x0C;
291 rtw_write8(rtwdev, REG_CR_EXT + 3, value8);
292
293
294 tmp = rtw_read32(rtwdev, REG_MCUFW_CTRL);
295 if (tmp & BIT_BOOT_FSPI_EN) {
296 rtw_write32(rtwdev, REG_MCUFW_CTRL, tmp & (~BIT_BOOT_FSPI_EN));
297 value = rtw_read32(rtwdev, REG_GPIO_MUXCFG) & (~BIT_FSPI_EN);
298 rtw_write32(rtwdev, REG_GPIO_MUXCFG, value);
299 }
300
301 return 0;
302}
303
304static int __rtw_mac_init_system_cfg_legacy(struct rtw_dev *rtwdev)
305{
306 rtw_write8(rtwdev, REG_CR, 0xff);
307 mdelay(2);
308 rtw_write8(rtwdev, REG_HWSEQ_CTRL, 0x7f);
309 mdelay(2);
310
311 rtw_write8_set(rtwdev, REG_SYS_CLKR, BIT_WAKEPAD_EN);
312 rtw_write16_clr(rtwdev, REG_GPIO_MUXCFG, BIT_EN_SIC);
313
314 rtw_write16(rtwdev, REG_CR, 0x2ff);
315
316 return 0;
317}
318
319static int rtw_mac_init_system_cfg(struct rtw_dev *rtwdev)
320{
321 if (rtw_chip_wcpu_11n(rtwdev))
322 return __rtw_mac_init_system_cfg_legacy(rtwdev);
323
324 return __rtw_mac_init_system_cfg(rtwdev);
325}
326
327int rtw_mac_power_on(struct rtw_dev *rtwdev)
328{
329 int ret = 0;
330
331 ret = rtw_mac_pre_system_cfg(rtwdev);
332 if (ret)
333 goto err;
334
335 ret = rtw_mac_power_switch(rtwdev, true);
336 if (ret == -EALREADY) {
337 rtw_mac_power_switch(rtwdev, false);
338 ret = rtw_mac_power_switch(rtwdev, true);
339 if (ret)
340 goto err;
341 } else if (ret) {
342 goto err;
343 }
344
345 ret = rtw_mac_init_system_cfg(rtwdev);
346 if (ret)
347 goto err;
348
349 return 0;
350
351err:
352 rtw_err(rtwdev, "mac power on failed");
353 return ret;
354}
355
356void rtw_mac_power_off(struct rtw_dev *rtwdev)
357{
358 rtw_mac_power_switch(rtwdev, false);
359}
360
361static bool check_firmware_size(const u8 *data, u32 size)
362{
363 const struct rtw_fw_hdr *fw_hdr = (const struct rtw_fw_hdr *)data;
364 u32 dmem_size;
365 u32 imem_size;
366 u32 emem_size;
367 u32 real_size;
368
369 dmem_size = le32_to_cpu(fw_hdr->dmem_size);
370 imem_size = le32_to_cpu(fw_hdr->imem_size);
371 emem_size = (fw_hdr->mem_usage & BIT(4)) ?
372 le32_to_cpu(fw_hdr->emem_size) : 0;
373
374 dmem_size += FW_HDR_CHKSUM_SIZE;
375 imem_size += FW_HDR_CHKSUM_SIZE;
376 emem_size += emem_size ? FW_HDR_CHKSUM_SIZE : 0;
377 real_size = FW_HDR_SIZE + dmem_size + imem_size + emem_size;
378 if (real_size != size)
379 return false;
380
381 return true;
382}
383
384static void wlan_cpu_enable(struct rtw_dev *rtwdev, bool enable)
385{
386 if (enable) {
387
388 rtw_write8_set(rtwdev, REG_RSV_CTRL + 1, BIT_WLMCU_IOIF);
389
390
391 rtw_write8_set(rtwdev, REG_SYS_FUNC_EN + 1, BIT_FEN_CPUEN);
392 } else {
393
394 rtw_write8_clr(rtwdev, REG_SYS_FUNC_EN + 1, BIT_FEN_CPUEN);
395
396
397 rtw_write8_clr(rtwdev, REG_RSV_CTRL + 1, BIT_WLMCU_IOIF);
398 }
399}
400
401#define DLFW_RESTORE_REG_NUM 6
402
403static void download_firmware_reg_backup(struct rtw_dev *rtwdev,
404 struct rtw_backup_info *bckp)
405{
406 u8 tmp;
407 u8 bckp_idx = 0;
408
409
410 bckp[bckp_idx].len = 1;
411 bckp[bckp_idx].reg = REG_TXDMA_PQ_MAP + 1;
412 bckp[bckp_idx].val = rtw_read8(rtwdev, REG_TXDMA_PQ_MAP + 1);
413 bckp_idx++;
414 tmp = RTW_DMA_MAPPING_HIGH << 6;
415 rtw_write8(rtwdev, REG_TXDMA_PQ_MAP + 1, tmp);
416
417
418 bckp[bckp_idx].len = 1;
419 bckp[bckp_idx].reg = REG_CR;
420 bckp[bckp_idx].val = rtw_read8(rtwdev, REG_CR);
421 bckp_idx++;
422 bckp[bckp_idx].len = 4;
423 bckp[bckp_idx].reg = REG_H2CQ_CSR;
424 bckp[bckp_idx].val = BIT_H2CQ_FULL;
425 bckp_idx++;
426 tmp = BIT_HCI_TXDMA_EN | BIT_TXDMA_EN;
427 rtw_write8(rtwdev, REG_CR, tmp);
428 rtw_write32(rtwdev, REG_H2CQ_CSR, BIT_H2CQ_FULL);
429
430
431 bckp[bckp_idx].len = 2;
432 bckp[bckp_idx].reg = REG_FIFOPAGE_INFO_1;
433 bckp[bckp_idx].val = rtw_read16(rtwdev, REG_FIFOPAGE_INFO_1);
434 bckp_idx++;
435 bckp[bckp_idx].len = 4;
436 bckp[bckp_idx].reg = REG_RQPN_CTRL_2;
437 bckp[bckp_idx].val = rtw_read32(rtwdev, REG_RQPN_CTRL_2) | BIT_LD_RQPN;
438 bckp_idx++;
439 rtw_write16(rtwdev, REG_FIFOPAGE_INFO_1, 0x200);
440 rtw_write32(rtwdev, REG_RQPN_CTRL_2, bckp[bckp_idx - 1].val);
441
442
443 tmp = rtw_read8(rtwdev, REG_BCN_CTRL);
444 bckp[bckp_idx].len = 1;
445 bckp[bckp_idx].reg = REG_BCN_CTRL;
446 bckp[bckp_idx].val = tmp;
447 bckp_idx++;
448 tmp = (u8)((tmp & (~BIT_EN_BCN_FUNCTION)) | BIT_DIS_TSF_UDT);
449 rtw_write8(rtwdev, REG_BCN_CTRL, tmp);
450
451 WARN(bckp_idx != DLFW_RESTORE_REG_NUM, "wrong backup number\n");
452}
453
454static void download_firmware_reset_platform(struct rtw_dev *rtwdev)
455{
456 rtw_write8_clr(rtwdev, REG_CPU_DMEM_CON + 2, BIT_WL_PLATFORM_RST >> 16);
457 rtw_write8_clr(rtwdev, REG_SYS_CLK_CTRL + 1, BIT_CPU_CLK_EN >> 8);
458 rtw_write8_set(rtwdev, REG_CPU_DMEM_CON + 2, BIT_WL_PLATFORM_RST >> 16);
459 rtw_write8_set(rtwdev, REG_SYS_CLK_CTRL + 1, BIT_CPU_CLK_EN >> 8);
460}
461
462static void download_firmware_reg_restore(struct rtw_dev *rtwdev,
463 struct rtw_backup_info *bckp,
464 u8 bckp_num)
465{
466 rtw_restore_reg(rtwdev, bckp, bckp_num);
467}
468
469#define TX_DESC_SIZE 48
470
471static int send_firmware_pkt_rsvd_page(struct rtw_dev *rtwdev, u16 pg_addr,
472 const u8 *data, u32 size)
473{
474 u8 *buf;
475 int ret;
476
477 buf = kmemdup(data, size, GFP_KERNEL);
478 if (!buf)
479 return -ENOMEM;
480
481 ret = rtw_fw_write_data_rsvd_page(rtwdev, pg_addr, buf, size);
482 kfree(buf);
483 return ret;
484}
485
486static int
487send_firmware_pkt(struct rtw_dev *rtwdev, u16 pg_addr, const u8 *data, u32 size)
488{
489 int ret;
490
491 if (rtw_hci_type(rtwdev) == RTW_HCI_TYPE_USB &&
492 !((size + TX_DESC_SIZE) & (512 - 1)))
493 size += 1;
494
495 ret = send_firmware_pkt_rsvd_page(rtwdev, pg_addr, data, size);
496 if (ret)
497 rtw_err(rtwdev, "failed to download rsvd page\n");
498
499 return ret;
500}
501
502static int
503iddma_enable(struct rtw_dev *rtwdev, u32 src, u32 dst, u32 ctrl)
504{
505 rtw_write32(rtwdev, REG_DDMA_CH0SA, src);
506 rtw_write32(rtwdev, REG_DDMA_CH0DA, dst);
507 rtw_write32(rtwdev, REG_DDMA_CH0CTRL, ctrl);
508
509 if (!check_hw_ready(rtwdev, REG_DDMA_CH0CTRL, BIT_DDMACH0_OWN, 0))
510 return -EBUSY;
511
512 return 0;
513}
514
515static int iddma_download_firmware(struct rtw_dev *rtwdev, u32 src, u32 dst,
516 u32 len, u8 first)
517{
518 u32 ch0_ctrl = BIT_DDMACH0_CHKSUM_EN | BIT_DDMACH0_OWN;
519
520 if (!check_hw_ready(rtwdev, REG_DDMA_CH0CTRL, BIT_DDMACH0_OWN, 0))
521 return -EBUSY;
522
523 ch0_ctrl |= len & BIT_MASK_DDMACH0_DLEN;
524 if (!first)
525 ch0_ctrl |= BIT_DDMACH0_CHKSUM_CONT;
526
527 if (iddma_enable(rtwdev, src, dst, ch0_ctrl))
528 return -EBUSY;
529
530 return 0;
531}
532
533static bool
534check_fw_checksum(struct rtw_dev *rtwdev, u32 addr)
535{
536 u8 fw_ctrl;
537
538 fw_ctrl = rtw_read8(rtwdev, REG_MCUFW_CTRL);
539
540 if (rtw_read32(rtwdev, REG_DDMA_CH0CTRL) & BIT_DDMACH0_CHKSUM_STS) {
541 if (addr < OCPBASE_DMEM_88XX) {
542 fw_ctrl |= BIT_IMEM_DW_OK;
543 fw_ctrl &= ~BIT_IMEM_CHKSUM_OK;
544 rtw_write8(rtwdev, REG_MCUFW_CTRL, fw_ctrl);
545 } else {
546 fw_ctrl |= BIT_DMEM_DW_OK;
547 fw_ctrl &= ~BIT_DMEM_CHKSUM_OK;
548 rtw_write8(rtwdev, REG_MCUFW_CTRL, fw_ctrl);
549 }
550
551 rtw_err(rtwdev, "invalid fw checksum\n");
552
553 return false;
554 }
555
556 if (addr < OCPBASE_DMEM_88XX) {
557 fw_ctrl |= (BIT_IMEM_DW_OK | BIT_IMEM_CHKSUM_OK);
558 rtw_write8(rtwdev, REG_MCUFW_CTRL, fw_ctrl);
559 } else {
560 fw_ctrl |= (BIT_DMEM_DW_OK | BIT_DMEM_CHKSUM_OK);
561 rtw_write8(rtwdev, REG_MCUFW_CTRL, fw_ctrl);
562 }
563
564 return true;
565}
566
567static int
568download_firmware_to_mem(struct rtw_dev *rtwdev, const u8 *data,
569 u32 src, u32 dst, u32 size)
570{
571 struct rtw_chip_info *chip = rtwdev->chip;
572 u32 desc_size = chip->tx_pkt_desc_sz;
573 u8 first_part;
574 u32 mem_offset;
575 u32 residue_size;
576 u32 pkt_size;
577 u32 max_size = 0x1000;
578 u32 val;
579 int ret;
580
581 mem_offset = 0;
582 first_part = 1;
583 residue_size = size;
584
585 val = rtw_read32(rtwdev, REG_DDMA_CH0CTRL);
586 val |= BIT_DDMACH0_RESET_CHKSUM_STS;
587 rtw_write32(rtwdev, REG_DDMA_CH0CTRL, val);
588
589 while (residue_size) {
590 if (residue_size >= max_size)
591 pkt_size = max_size;
592 else
593 pkt_size = residue_size;
594
595 ret = send_firmware_pkt(rtwdev, (u16)(src >> 7),
596 data + mem_offset, pkt_size);
597 if (ret)
598 return ret;
599
600 ret = iddma_download_firmware(rtwdev, OCPBASE_TXBUF_88XX +
601 src + desc_size,
602 dst + mem_offset, pkt_size,
603 first_part);
604 if (ret)
605 return ret;
606
607 first_part = 0;
608 mem_offset += pkt_size;
609 residue_size -= pkt_size;
610 }
611
612 if (!check_fw_checksum(rtwdev, dst))
613 return -EINVAL;
614
615 return 0;
616}
617
618static int
619start_download_firmware(struct rtw_dev *rtwdev, const u8 *data, u32 size)
620{
621 const struct rtw_fw_hdr *fw_hdr = (const struct rtw_fw_hdr *)data;
622 const u8 *cur_fw;
623 u16 val;
624 u32 imem_size;
625 u32 dmem_size;
626 u32 emem_size;
627 u32 addr;
628 int ret;
629
630 dmem_size = le32_to_cpu(fw_hdr->dmem_size);
631 imem_size = le32_to_cpu(fw_hdr->imem_size);
632 emem_size = (fw_hdr->mem_usage & BIT(4)) ?
633 le32_to_cpu(fw_hdr->emem_size) : 0;
634 dmem_size += FW_HDR_CHKSUM_SIZE;
635 imem_size += FW_HDR_CHKSUM_SIZE;
636 emem_size += emem_size ? FW_HDR_CHKSUM_SIZE : 0;
637
638 val = (u16)(rtw_read16(rtwdev, REG_MCUFW_CTRL) & 0x3800);
639 val |= BIT_MCUFWDL_EN;
640 rtw_write16(rtwdev, REG_MCUFW_CTRL, val);
641
642 cur_fw = data + FW_HDR_SIZE;
643 addr = le32_to_cpu(fw_hdr->dmem_addr);
644 addr &= ~BIT(31);
645 ret = download_firmware_to_mem(rtwdev, cur_fw, 0, addr, dmem_size);
646 if (ret)
647 return ret;
648
649 cur_fw = data + FW_HDR_SIZE + dmem_size;
650 addr = le32_to_cpu(fw_hdr->imem_addr);
651 addr &= ~BIT(31);
652 ret = download_firmware_to_mem(rtwdev, cur_fw, 0, addr, imem_size);
653 if (ret)
654 return ret;
655
656 if (emem_size) {
657 cur_fw = data + FW_HDR_SIZE + dmem_size + imem_size;
658 addr = le32_to_cpu(fw_hdr->emem_addr);
659 addr &= ~BIT(31);
660 ret = download_firmware_to_mem(rtwdev, cur_fw, 0, addr,
661 emem_size);
662 if (ret)
663 return ret;
664 }
665
666 return 0;
667}
668
669static int download_firmware_validate(struct rtw_dev *rtwdev)
670{
671 u32 fw_key;
672
673 if (!check_hw_ready(rtwdev, REG_MCUFW_CTRL, FW_READY_MASK, FW_READY)) {
674 fw_key = rtw_read32(rtwdev, REG_FW_DBG7) & FW_KEY_MASK;
675 if (fw_key == ILLEGAL_KEY_GROUP)
676 rtw_err(rtwdev, "invalid fw key\n");
677 return -EINVAL;
678 }
679
680 return 0;
681}
682
683static void download_firmware_end_flow(struct rtw_dev *rtwdev)
684{
685 u16 fw_ctrl;
686
687 rtw_write32(rtwdev, REG_TXDMA_STATUS, BTI_PAGE_OVF);
688
689
690 fw_ctrl = rtw_read16(rtwdev, REG_MCUFW_CTRL);
691 if ((fw_ctrl & BIT_CHECK_SUM_OK) != BIT_CHECK_SUM_OK)
692 return;
693
694 fw_ctrl = (fw_ctrl | BIT_FW_DW_RDY) & ~BIT_MCUFWDL_EN;
695 rtw_write16(rtwdev, REG_MCUFW_CTRL, fw_ctrl);
696}
697
698static int __rtw_download_firmware(struct rtw_dev *rtwdev,
699 struct rtw_fw_state *fw)
700{
701 struct rtw_backup_info bckp[DLFW_RESTORE_REG_NUM];
702 const u8 *data = fw->firmware->data;
703 u32 size = fw->firmware->size;
704 u32 ltecoex_bckp;
705 int ret;
706
707 if (!check_firmware_size(data, size))
708 return -EINVAL;
709
710 if (!ltecoex_read_reg(rtwdev, 0x38, <ecoex_bckp))
711 return -EBUSY;
712
713 wlan_cpu_enable(rtwdev, false);
714
715 download_firmware_reg_backup(rtwdev, bckp);
716 download_firmware_reset_platform(rtwdev);
717
718 ret = start_download_firmware(rtwdev, data, size);
719 if (ret)
720 goto dlfw_fail;
721
722 download_firmware_reg_restore(rtwdev, bckp, DLFW_RESTORE_REG_NUM);
723
724 download_firmware_end_flow(rtwdev);
725
726 wlan_cpu_enable(rtwdev, true);
727
728 if (!ltecoex_reg_write(rtwdev, 0x38, ltecoex_bckp))
729 return -EBUSY;
730
731 ret = download_firmware_validate(rtwdev);
732 if (ret)
733 goto dlfw_fail;
734
735
736 rtw_hci_setup(rtwdev);
737
738 rtwdev->h2c.last_box_num = 0;
739 rtwdev->h2c.seq = 0;
740
741 set_bit(RTW_FLAG_FW_RUNNING, rtwdev->flags);
742
743 return 0;
744
745dlfw_fail:
746
747 rtw_write8_clr(rtwdev, REG_MCUFW_CTRL, BIT_MCUFWDL_EN);
748 rtw_write8_set(rtwdev, REG_SYS_FUNC_EN + 1, BIT_FEN_CPUEN);
749
750 return ret;
751}
752
753static void en_download_firmware_legacy(struct rtw_dev *rtwdev, bool en)
754{
755 int try;
756
757 if (en) {
758 wlan_cpu_enable(rtwdev, false);
759 wlan_cpu_enable(rtwdev, true);
760
761 rtw_write8_set(rtwdev, REG_MCUFW_CTRL, BIT_MCUFWDL_EN);
762
763 for (try = 0; try < 10; try++) {
764 if (rtw_read8(rtwdev, REG_MCUFW_CTRL) & BIT_MCUFWDL_EN)
765 goto fwdl_ready;
766 rtw_write8_set(rtwdev, REG_MCUFW_CTRL, BIT_MCUFWDL_EN);
767 msleep(20);
768 }
769 rtw_err(rtwdev, "failed to check fw download ready\n");
770fwdl_ready:
771 rtw_write32_clr(rtwdev, REG_MCUFW_CTRL, BIT_ROM_DLEN);
772 } else {
773 rtw_write8_clr(rtwdev, REG_MCUFW_CTRL, BIT_MCUFWDL_EN);
774 }
775}
776
777static void
778write_firmware_page(struct rtw_dev *rtwdev, u32 page, const u8 *data, u32 size)
779{
780 u32 val32;
781 u32 block_nr;
782 u32 remain_size;
783 u32 write_addr = FW_START_ADDR_LEGACY;
784 const __le32 *ptr = (const __le32 *)data;
785 u32 block;
786 __le32 remain_data = 0;
787
788 block_nr = size >> DLFW_BLK_SIZE_SHIFT_LEGACY;
789 remain_size = size & (DLFW_BLK_SIZE_LEGACY - 1);
790
791 val32 = rtw_read32(rtwdev, REG_MCUFW_CTRL);
792 val32 &= ~BIT_ROM_PGE;
793 val32 |= (page << BIT_SHIFT_ROM_PGE) & BIT_ROM_PGE;
794 rtw_write32(rtwdev, REG_MCUFW_CTRL, val32);
795
796 for (block = 0; block < block_nr; block++) {
797 rtw_write32(rtwdev, write_addr, le32_to_cpu(*ptr));
798
799 write_addr += DLFW_BLK_SIZE_LEGACY;
800 ptr++;
801 }
802
803 if (remain_size) {
804 memcpy(&remain_data, ptr, remain_size);
805 rtw_write32(rtwdev, write_addr, le32_to_cpu(remain_data));
806 }
807}
808
809static int
810download_firmware_legacy(struct rtw_dev *rtwdev, const u8 *data, u32 size)
811{
812 u32 page;
813 u32 total_page;
814 u32 last_page_size;
815
816 data += sizeof(struct rtw_fw_hdr_legacy);
817 size -= sizeof(struct rtw_fw_hdr_legacy);
818
819 total_page = size >> DLFW_PAGE_SIZE_SHIFT_LEGACY;
820 last_page_size = size & (DLFW_PAGE_SIZE_LEGACY - 1);
821
822 rtw_write8_set(rtwdev, REG_MCUFW_CTRL, BIT_FWDL_CHK_RPT);
823
824 for (page = 0; page < total_page; page++) {
825 write_firmware_page(rtwdev, page, data, DLFW_PAGE_SIZE_LEGACY);
826 data += DLFW_PAGE_SIZE_LEGACY;
827 }
828 if (last_page_size)
829 write_firmware_page(rtwdev, page, data, last_page_size);
830
831 if (!check_hw_ready(rtwdev, REG_MCUFW_CTRL, BIT_FWDL_CHK_RPT, 1)) {
832 rtw_err(rtwdev, "failed to check download firmware report\n");
833 return -EINVAL;
834 }
835
836 return 0;
837}
838
839static int download_firmware_validate_legacy(struct rtw_dev *rtwdev)
840{
841 u32 val32;
842 int try;
843
844 val32 = rtw_read32(rtwdev, REG_MCUFW_CTRL);
845 val32 |= BIT_MCUFWDL_RDY;
846 val32 &= ~BIT_WINTINI_RDY;
847 rtw_write32(rtwdev, REG_MCUFW_CTRL, val32);
848
849 wlan_cpu_enable(rtwdev, false);
850 wlan_cpu_enable(rtwdev, true);
851
852 for (try = 0; try < 10; try++) {
853 val32 = rtw_read32(rtwdev, REG_MCUFW_CTRL);
854 if ((val32 & FW_READY_LEGACY) == FW_READY_LEGACY)
855 return 0;
856 msleep(20);
857 }
858
859 rtw_err(rtwdev, "failed to validate firmware\n");
860 return -EINVAL;
861}
862
863static int __rtw_download_firmware_legacy(struct rtw_dev *rtwdev,
864 struct rtw_fw_state *fw)
865{
866 int ret = 0;
867
868 en_download_firmware_legacy(rtwdev, true);
869 ret = download_firmware_legacy(rtwdev, fw->firmware->data, fw->firmware->size);
870 en_download_firmware_legacy(rtwdev, false);
871 if (ret)
872 goto out;
873
874 ret = download_firmware_validate_legacy(rtwdev);
875 if (ret)
876 goto out;
877
878
879 rtw_hci_setup(rtwdev);
880
881 rtwdev->h2c.last_box_num = 0;
882 rtwdev->h2c.seq = 0;
883
884 set_bit(RTW_FLAG_FW_RUNNING, rtwdev->flags);
885
886out:
887 return ret;
888}
889
890int rtw_download_firmware(struct rtw_dev *rtwdev, struct rtw_fw_state *fw)
891{
892 if (rtw_chip_wcpu_11n(rtwdev))
893 return __rtw_download_firmware_legacy(rtwdev, fw);
894
895 return __rtw_download_firmware(rtwdev, fw);
896}
897
898static u32 get_priority_queues(struct rtw_dev *rtwdev, u32 queues)
899{
900 const struct rtw_rqpn *rqpn = rtwdev->fifo.rqpn;
901 u32 prio_queues = 0;
902
903 if (queues & BIT(IEEE80211_AC_VO))
904 prio_queues |= BIT(rqpn->dma_map_vo);
905 if (queues & BIT(IEEE80211_AC_VI))
906 prio_queues |= BIT(rqpn->dma_map_vi);
907 if (queues & BIT(IEEE80211_AC_BE))
908 prio_queues |= BIT(rqpn->dma_map_be);
909 if (queues & BIT(IEEE80211_AC_BK))
910 prio_queues |= BIT(rqpn->dma_map_bk);
911
912 return prio_queues;
913}
914
915static void __rtw_mac_flush_prio_queue(struct rtw_dev *rtwdev,
916 u32 prio_queue, bool drop)
917{
918 struct rtw_chip_info *chip = rtwdev->chip;
919 const struct rtw_prioq_addr *addr;
920 bool wsize;
921 u16 avail_page, rsvd_page;
922 int i;
923
924 if (prio_queue >= RTW_DMA_MAPPING_MAX)
925 return;
926
927 addr = &chip->prioq_addrs->prio[prio_queue];
928 wsize = chip->prioq_addrs->wsize;
929
930
931 for (i = 0; i < 5; i++) {
932 rsvd_page = wsize ? rtw_read16(rtwdev, addr->rsvd) :
933 rtw_read8(rtwdev, addr->rsvd);
934 avail_page = wsize ? rtw_read16(rtwdev, addr->avail) :
935 rtw_read8(rtwdev, addr->avail);
936 if (rsvd_page == avail_page)
937 return;
938
939 msleep(20);
940 }
941
942
943
944
945
946
947
948 if (!drop)
949 rtw_warn(rtwdev, "timed out to flush queue %d\n", prio_queue);
950}
951
952static void rtw_mac_flush_prio_queues(struct rtw_dev *rtwdev,
953 u32 prio_queues, bool drop)
954{
955 u32 q;
956
957 for (q = 0; q < RTW_DMA_MAPPING_MAX; q++)
958 if (prio_queues & BIT(q))
959 __rtw_mac_flush_prio_queue(rtwdev, q, drop);
960}
961
962void rtw_mac_flush_queues(struct rtw_dev *rtwdev, u32 queues, bool drop)
963{
964 u32 prio_queues = 0;
965
966
967
968
969
970 if (queues == BIT(rtwdev->hw->queues) - 1 || !rtwdev->fifo.rqpn)
971 prio_queues = BIT(RTW_DMA_MAPPING_MAX) - 1;
972 else
973 prio_queues = get_priority_queues(rtwdev, queues);
974
975 rtw_mac_flush_prio_queues(rtwdev, prio_queues, drop);
976}
977
978static int txdma_queue_mapping(struct rtw_dev *rtwdev)
979{
980 struct rtw_chip_info *chip = rtwdev->chip;
981 const struct rtw_rqpn *rqpn = NULL;
982 u16 txdma_pq_map = 0;
983
984 switch (rtw_hci_type(rtwdev)) {
985 case RTW_HCI_TYPE_PCIE:
986 rqpn = &chip->rqpn_table[1];
987 break;
988 case RTW_HCI_TYPE_USB:
989 if (rtwdev->hci.bulkout_num == 2)
990 rqpn = &chip->rqpn_table[2];
991 else if (rtwdev->hci.bulkout_num == 3)
992 rqpn = &chip->rqpn_table[3];
993 else if (rtwdev->hci.bulkout_num == 4)
994 rqpn = &chip->rqpn_table[4];
995 else
996 return -EINVAL;
997 break;
998 default:
999 return -EINVAL;
1000 }
1001
1002 rtwdev->fifo.rqpn = rqpn;
1003 txdma_pq_map |= BIT_TXDMA_HIQ_MAP(rqpn->dma_map_hi);
1004 txdma_pq_map |= BIT_TXDMA_MGQ_MAP(rqpn->dma_map_mg);
1005 txdma_pq_map |= BIT_TXDMA_BKQ_MAP(rqpn->dma_map_bk);
1006 txdma_pq_map |= BIT_TXDMA_BEQ_MAP(rqpn->dma_map_be);
1007 txdma_pq_map |= BIT_TXDMA_VIQ_MAP(rqpn->dma_map_vi);
1008 txdma_pq_map |= BIT_TXDMA_VOQ_MAP(rqpn->dma_map_vo);
1009 rtw_write16(rtwdev, REG_TXDMA_PQ_MAP, txdma_pq_map);
1010
1011 rtw_write8(rtwdev, REG_CR, 0);
1012 rtw_write8(rtwdev, REG_CR, MAC_TRX_ENABLE);
1013 if (rtw_chip_wcpu_11ac(rtwdev))
1014 rtw_write32(rtwdev, REG_H2CQ_CSR, BIT_H2CQ_FULL);
1015
1016 return 0;
1017}
1018
1019static int set_trx_fifo_info(struct rtw_dev *rtwdev)
1020{
1021 struct rtw_fifo_conf *fifo = &rtwdev->fifo;
1022 struct rtw_chip_info *chip = rtwdev->chip;
1023 u16 cur_pg_addr;
1024 u8 csi_buf_pg_num = chip->csi_buf_pg_num;
1025
1026
1027 fifo->rsvd_drv_pg_num = 8;
1028 fifo->txff_pg_num = chip->txff_size >> 7;
1029 if (rtw_chip_wcpu_11n(rtwdev))
1030 fifo->rsvd_pg_num = fifo->rsvd_drv_pg_num;
1031 else
1032 fifo->rsvd_pg_num = fifo->rsvd_drv_pg_num +
1033 RSVD_PG_H2C_EXTRAINFO_NUM +
1034 RSVD_PG_H2C_STATICINFO_NUM +
1035 RSVD_PG_H2CQ_NUM +
1036 RSVD_PG_CPU_INSTRUCTION_NUM +
1037 RSVD_PG_FW_TXBUF_NUM +
1038 csi_buf_pg_num;
1039
1040 if (fifo->rsvd_pg_num > fifo->txff_pg_num)
1041 return -ENOMEM;
1042
1043 fifo->acq_pg_num = fifo->txff_pg_num - fifo->rsvd_pg_num;
1044 fifo->rsvd_boundary = fifo->txff_pg_num - fifo->rsvd_pg_num;
1045
1046 cur_pg_addr = fifo->txff_pg_num;
1047 if (rtw_chip_wcpu_11ac(rtwdev)) {
1048 cur_pg_addr -= csi_buf_pg_num;
1049 fifo->rsvd_csibuf_addr = cur_pg_addr;
1050 cur_pg_addr -= RSVD_PG_FW_TXBUF_NUM;
1051 fifo->rsvd_fw_txbuf_addr = cur_pg_addr;
1052 cur_pg_addr -= RSVD_PG_CPU_INSTRUCTION_NUM;
1053 fifo->rsvd_cpu_instr_addr = cur_pg_addr;
1054 cur_pg_addr -= RSVD_PG_H2CQ_NUM;
1055 fifo->rsvd_h2cq_addr = cur_pg_addr;
1056 cur_pg_addr -= RSVD_PG_H2C_STATICINFO_NUM;
1057 fifo->rsvd_h2c_sta_info_addr = cur_pg_addr;
1058 cur_pg_addr -= RSVD_PG_H2C_EXTRAINFO_NUM;
1059 fifo->rsvd_h2c_info_addr = cur_pg_addr;
1060 }
1061 cur_pg_addr -= fifo->rsvd_drv_pg_num;
1062 fifo->rsvd_drv_addr = cur_pg_addr;
1063
1064 if (fifo->rsvd_boundary != fifo->rsvd_drv_addr) {
1065 rtw_err(rtwdev, "wrong rsvd driver address\n");
1066 return -EINVAL;
1067 }
1068
1069 return 0;
1070}
1071
1072static int __priority_queue_cfg(struct rtw_dev *rtwdev,
1073 const struct rtw_page_table *pg_tbl,
1074 u16 pubq_num)
1075{
1076 struct rtw_fifo_conf *fifo = &rtwdev->fifo;
1077 struct rtw_chip_info *chip = rtwdev->chip;
1078
1079 rtw_write16(rtwdev, REG_FIFOPAGE_INFO_1, pg_tbl->hq_num);
1080 rtw_write16(rtwdev, REG_FIFOPAGE_INFO_2, pg_tbl->lq_num);
1081 rtw_write16(rtwdev, REG_FIFOPAGE_INFO_3, pg_tbl->nq_num);
1082 rtw_write16(rtwdev, REG_FIFOPAGE_INFO_4, pg_tbl->exq_num);
1083 rtw_write16(rtwdev, REG_FIFOPAGE_INFO_5, pubq_num);
1084 rtw_write32_set(rtwdev, REG_RQPN_CTRL_2, BIT_LD_RQPN);
1085
1086 rtw_write16(rtwdev, REG_FIFOPAGE_CTRL_2, fifo->rsvd_boundary);
1087 rtw_write8_set(rtwdev, REG_FWHW_TXQ_CTRL + 2, BIT_EN_WR_FREE_TAIL >> 16);
1088
1089 rtw_write16(rtwdev, REG_BCNQ_BDNY_V1, fifo->rsvd_boundary);
1090 rtw_write16(rtwdev, REG_FIFOPAGE_CTRL_2 + 2, fifo->rsvd_boundary);
1091 rtw_write16(rtwdev, REG_BCNQ1_BDNY_V1, fifo->rsvd_boundary);
1092 rtw_write32(rtwdev, REG_RXFF_BNDY, chip->rxff_size - C2H_PKT_BUF - 1);
1093 rtw_write8_set(rtwdev, REG_AUTO_LLT_V1, BIT_AUTO_INIT_LLT_V1);
1094
1095 if (!check_hw_ready(rtwdev, REG_AUTO_LLT_V1, BIT_AUTO_INIT_LLT_V1, 0))
1096 return -EBUSY;
1097
1098 rtw_write8(rtwdev, REG_CR + 3, 0);
1099
1100 return 0;
1101}
1102
1103static int __priority_queue_cfg_legacy(struct rtw_dev *rtwdev,
1104 const struct rtw_page_table *pg_tbl,
1105 u16 pubq_num)
1106{
1107 struct rtw_fifo_conf *fifo = &rtwdev->fifo;
1108 struct rtw_chip_info *chip = rtwdev->chip;
1109 u32 val32;
1110
1111 val32 = BIT_RQPN_NE(pg_tbl->nq_num, pg_tbl->exq_num);
1112 rtw_write32(rtwdev, REG_RQPN_NPQ, val32);
1113 val32 = BIT_RQPN_HLP(pg_tbl->hq_num, pg_tbl->lq_num, pubq_num);
1114 rtw_write32(rtwdev, REG_RQPN, val32);
1115
1116 rtw_write8(rtwdev, REG_TRXFF_BNDY, fifo->rsvd_boundary);
1117 rtw_write16(rtwdev, REG_TRXFF_BNDY + 2, chip->rxff_size - REPORT_BUF - 1);
1118 rtw_write8(rtwdev, REG_DWBCN0_CTRL + 1, fifo->rsvd_boundary);
1119 rtw_write8(rtwdev, REG_BCNQ_BDNY, fifo->rsvd_boundary);
1120 rtw_write8(rtwdev, REG_MGQ_BDNY, fifo->rsvd_boundary);
1121 rtw_write8(rtwdev, REG_WMAC_LBK_BF_HD, fifo->rsvd_boundary);
1122
1123 rtw_write32_set(rtwdev, REG_AUTO_LLT, BIT_AUTO_INIT_LLT);
1124
1125 if (!check_hw_ready(rtwdev, REG_AUTO_LLT, BIT_AUTO_INIT_LLT, 0))
1126 return -EBUSY;
1127
1128 return 0;
1129}
1130
1131static int priority_queue_cfg(struct rtw_dev *rtwdev)
1132{
1133 struct rtw_fifo_conf *fifo = &rtwdev->fifo;
1134 struct rtw_chip_info *chip = rtwdev->chip;
1135 const struct rtw_page_table *pg_tbl = NULL;
1136 u16 pubq_num;
1137 int ret;
1138
1139 ret = set_trx_fifo_info(rtwdev);
1140 if (ret)
1141 return ret;
1142
1143 switch (rtw_hci_type(rtwdev)) {
1144 case RTW_HCI_TYPE_PCIE:
1145 pg_tbl = &chip->page_table[1];
1146 break;
1147 case RTW_HCI_TYPE_USB:
1148 if (rtwdev->hci.bulkout_num == 2)
1149 pg_tbl = &chip->page_table[2];
1150 else if (rtwdev->hci.bulkout_num == 3)
1151 pg_tbl = &chip->page_table[3];
1152 else if (rtwdev->hci.bulkout_num == 4)
1153 pg_tbl = &chip->page_table[4];
1154 else
1155 return -EINVAL;
1156 break;
1157 default:
1158 return -EINVAL;
1159 }
1160
1161 pubq_num = fifo->acq_pg_num - pg_tbl->hq_num - pg_tbl->lq_num -
1162 pg_tbl->nq_num - pg_tbl->exq_num - pg_tbl->gapq_num;
1163 if (rtw_chip_wcpu_11n(rtwdev))
1164 return __priority_queue_cfg_legacy(rtwdev, pg_tbl, pubq_num);
1165 else
1166 return __priority_queue_cfg(rtwdev, pg_tbl, pubq_num);
1167}
1168
1169static int init_h2c(struct rtw_dev *rtwdev)
1170{
1171 struct rtw_fifo_conf *fifo = &rtwdev->fifo;
1172 u8 value8;
1173 u32 value32;
1174 u32 h2cq_addr;
1175 u32 h2cq_size;
1176 u32 h2cq_free;
1177 u32 wp, rp;
1178
1179 if (rtw_chip_wcpu_11n(rtwdev))
1180 return 0;
1181
1182 h2cq_addr = fifo->rsvd_h2cq_addr << TX_PAGE_SIZE_SHIFT;
1183 h2cq_size = RSVD_PG_H2CQ_NUM << TX_PAGE_SIZE_SHIFT;
1184
1185 value32 = rtw_read32(rtwdev, REG_H2C_HEAD);
1186 value32 = (value32 & 0xFFFC0000) | h2cq_addr;
1187 rtw_write32(rtwdev, REG_H2C_HEAD, value32);
1188
1189 value32 = rtw_read32(rtwdev, REG_H2C_READ_ADDR);
1190 value32 = (value32 & 0xFFFC0000) | h2cq_addr;
1191 rtw_write32(rtwdev, REG_H2C_READ_ADDR, value32);
1192
1193 value32 = rtw_read32(rtwdev, REG_H2C_TAIL);
1194 value32 &= 0xFFFC0000;
1195 value32 |= (h2cq_addr + h2cq_size);
1196 rtw_write32(rtwdev, REG_H2C_TAIL, value32);
1197
1198 value8 = rtw_read8(rtwdev, REG_H2C_INFO);
1199 value8 = (u8)((value8 & 0xFC) | 0x01);
1200 rtw_write8(rtwdev, REG_H2C_INFO, value8);
1201
1202 value8 = rtw_read8(rtwdev, REG_H2C_INFO);
1203 value8 = (u8)((value8 & 0xFB) | 0x04);
1204 rtw_write8(rtwdev, REG_H2C_INFO, value8);
1205
1206 value8 = rtw_read8(rtwdev, REG_TXDMA_OFFSET_CHK + 1);
1207 value8 = (u8)((value8 & 0x7f) | 0x80);
1208 rtw_write8(rtwdev, REG_TXDMA_OFFSET_CHK + 1, value8);
1209
1210 wp = rtw_read32(rtwdev, REG_H2C_PKT_WRITEADDR) & 0x3FFFF;
1211 rp = rtw_read32(rtwdev, REG_H2C_PKT_READADDR) & 0x3FFFF;
1212 h2cq_free = wp >= rp ? h2cq_size - (wp - rp) : rp - wp;
1213
1214 if (h2cq_size != h2cq_free) {
1215 rtw_err(rtwdev, "H2C queue mismatch\n");
1216 return -EINVAL;
1217 }
1218
1219 return 0;
1220}
1221
1222static int rtw_init_trx_cfg(struct rtw_dev *rtwdev)
1223{
1224 int ret;
1225
1226 ret = txdma_queue_mapping(rtwdev);
1227 if (ret)
1228 return ret;
1229
1230 ret = priority_queue_cfg(rtwdev);
1231 if (ret)
1232 return ret;
1233
1234 ret = init_h2c(rtwdev);
1235 if (ret)
1236 return ret;
1237
1238 return 0;
1239}
1240
1241static int rtw_drv_info_cfg(struct rtw_dev *rtwdev)
1242{
1243 u8 value8;
1244
1245 rtw_write8(rtwdev, REG_RX_DRVINFO_SZ, PHY_STATUS_SIZE);
1246 if (rtw_chip_wcpu_11ac(rtwdev)) {
1247 value8 = rtw_read8(rtwdev, REG_TRXFF_BNDY + 1);
1248 value8 &= 0xF0;
1249
1250 value8 |= 0xF;
1251 rtw_write8(rtwdev, REG_TRXFF_BNDY + 1, value8);
1252 }
1253 rtw_write32_set(rtwdev, REG_RCR, BIT_APP_PHYSTS);
1254 rtw_write32_clr(rtwdev, REG_WMAC_OPTION_FUNCTION + 4, BIT(8) | BIT(9));
1255
1256 return 0;
1257}
1258
1259int rtw_mac_init(struct rtw_dev *rtwdev)
1260{
1261 struct rtw_chip_info *chip = rtwdev->chip;
1262 int ret;
1263
1264 ret = rtw_init_trx_cfg(rtwdev);
1265 if (ret)
1266 return ret;
1267
1268 ret = chip->ops->mac_init(rtwdev);
1269 if (ret)
1270 return ret;
1271
1272 ret = rtw_drv_info_cfg(rtwdev);
1273 if (ret)
1274 return ret;
1275
1276 rtw_hci_interface_cfg(rtwdev);
1277
1278 return 0;
1279}
1280