1 // SPDX-License-Identifier: ISC
2 /* Copyright (C) 2020 MediaTek Inc. */
3
4 #include <linux/kernel.h>
5 #include <linux/module.h>
6 #include <linux/platform_device.h>
7 #include <linux/rtnetlink.h>
8 #include <linux/pci.h>
9
10 #include "mt7915.h"
11 #include "mac.h"
12 #include "mcu.h"
13 #include "../trace.h"
14 #include "../dma.h"
15
16 static bool wed_enable;
17 module_param(wed_enable, bool, 0644);
18 MODULE_PARM_DESC(wed_enable, "Enable Wireless Ethernet Dispatch support");
19
20 static const u32 mt7915_reg[] = {
21 [INT_SOURCE_CSR] = 0xd7010,
22 [INT_MASK_CSR] = 0xd7014,
23 [INT1_SOURCE_CSR] = 0xd7088,
24 [INT1_MASK_CSR] = 0xd708c,
25 [INT_MCU_CMD_SOURCE] = 0xd51f0,
26 [INT_MCU_CMD_EVENT] = 0x3108,
27 [WFDMA0_ADDR] = 0xd4000,
28 [WFDMA0_PCIE1_ADDR] = 0xd8000,
29 [WFDMA_EXT_CSR_ADDR] = 0xd7000,
30 [CBTOP1_PHY_END] = 0x77ffffff,
31 [INFRA_MCU_ADDR_END] = 0x7c3fffff,
32 [FW_ASSERT_STAT_ADDR] = 0x219848,
33 [FW_EXCEPT_TYPE_ADDR] = 0x21987c,
34 [FW_EXCEPT_COUNT_ADDR] = 0x219848,
35 [FW_CIRQ_COUNT_ADDR] = 0x216f94,
36 [FW_CIRQ_IDX_ADDR] = 0x216ef8,
37 [FW_CIRQ_LISR_ADDR] = 0x2170ac,
38 [FW_TASK_ID_ADDR] = 0x216f90,
39 [FW_TASK_IDX_ADDR] = 0x216f9c,
40 [FW_TASK_QID1_ADDR] = 0x219680,
41 [FW_TASK_QID2_ADDR] = 0x219760,
42 [FW_TASK_START_ADDR] = 0x219558,
43 [FW_TASK_END_ADDR] = 0x219554,
44 [FW_TASK_SIZE_ADDR] = 0x219560,
45 [FW_LAST_MSG_ID_ADDR] = 0x216f70,
46 [FW_EINT_INFO_ADDR] = 0x219818,
47 [FW_SCHED_INFO_ADDR] = 0x219828,
48 [SWDEF_BASE_ADDR] = 0x41f200,
49 [TXQ_WED_RING_BASE] = 0xd7300,
50 [RXQ_WED_RING_BASE] = 0xd7410,
51 [RXQ_WED_DATA_RING_BASE] = 0xd4500,
52 };
53
54 static const u32 mt7916_reg[] = {
55 [INT_SOURCE_CSR] = 0xd4200,
56 [INT_MASK_CSR] = 0xd4204,
57 [INT1_SOURCE_CSR] = 0xd8200,
58 [INT1_MASK_CSR] = 0xd8204,
59 [INT_MCU_CMD_SOURCE] = 0xd41f0,
60 [INT_MCU_CMD_EVENT] = 0x2108,
61 [WFDMA0_ADDR] = 0xd4000,
62 [WFDMA0_PCIE1_ADDR] = 0xd8000,
63 [WFDMA_EXT_CSR_ADDR] = 0xd7000,
64 [CBTOP1_PHY_END] = 0x7fffffff,
65 [INFRA_MCU_ADDR_END] = 0x7c085fff,
66 [FW_ASSERT_STAT_ADDR] = 0x02204c14,
67 [FW_EXCEPT_TYPE_ADDR] = 0x022051a4,
68 [FW_EXCEPT_COUNT_ADDR] = 0x022050bc,
69 [FW_CIRQ_COUNT_ADDR] = 0x022001ac,
70 [FW_CIRQ_IDX_ADDR] = 0x02204f84,
71 [FW_CIRQ_LISR_ADDR] = 0x022050d0,
72 [FW_TASK_ID_ADDR] = 0x0220406c,
73 [FW_TASK_IDX_ADDR] = 0x0220500c,
74 [FW_TASK_QID1_ADDR] = 0x022028c8,
75 [FW_TASK_QID2_ADDR] = 0x02202a38,
76 [FW_TASK_START_ADDR] = 0x0220286c,
77 [FW_TASK_END_ADDR] = 0x02202870,
78 [FW_TASK_SIZE_ADDR] = 0x02202878,
79 [FW_LAST_MSG_ID_ADDR] = 0x02204fe8,
80 [FW_EINT_INFO_ADDR] = 0x0220525c,
81 [FW_SCHED_INFO_ADDR] = 0x0220516c,
82 [SWDEF_BASE_ADDR] = 0x411400,
83 [TXQ_WED_RING_BASE] = 0xd7300,
84 [RXQ_WED_RING_BASE] = 0xd7410,
85 [RXQ_WED_DATA_RING_BASE] = 0xd4540,
86 };
87
88 static const u32 mt7986_reg[] = {
89 [INT_SOURCE_CSR] = 0x24200,
90 [INT_MASK_CSR] = 0x24204,
91 [INT1_SOURCE_CSR] = 0x28200,
92 [INT1_MASK_CSR] = 0x28204,
93 [INT_MCU_CMD_SOURCE] = 0x241f0,
94 [INT_MCU_CMD_EVENT] = 0x54000108,
95 [WFDMA0_ADDR] = 0x24000,
96 [WFDMA0_PCIE1_ADDR] = 0x28000,
97 [WFDMA_EXT_CSR_ADDR] = 0x27000,
98 [CBTOP1_PHY_END] = 0x7fffffff,
99 [INFRA_MCU_ADDR_END] = 0x7c085fff,
100 [FW_ASSERT_STAT_ADDR] = 0x02204b54,
101 [FW_EXCEPT_TYPE_ADDR] = 0x022050dc,
102 [FW_EXCEPT_COUNT_ADDR] = 0x02204ffc,
103 [FW_CIRQ_COUNT_ADDR] = 0x022001ac,
104 [FW_CIRQ_IDX_ADDR] = 0x02204ec4,
105 [FW_CIRQ_LISR_ADDR] = 0x02205010,
106 [FW_TASK_ID_ADDR] = 0x02204fac,
107 [FW_TASK_IDX_ADDR] = 0x02204f4c,
108 [FW_TASK_QID1_ADDR] = 0x02202814,
109 [FW_TASK_QID2_ADDR] = 0x02202984,
110 [FW_TASK_START_ADDR] = 0x022027b8,
111 [FW_TASK_END_ADDR] = 0x022027bc,
112 [FW_TASK_SIZE_ADDR] = 0x022027c4,
113 [FW_LAST_MSG_ID_ADDR] = 0x02204f28,
114 [FW_EINT_INFO_ADDR] = 0x02205194,
115 [FW_SCHED_INFO_ADDR] = 0x022051a4,
116 [SWDEF_BASE_ADDR] = 0x411400,
117 [TXQ_WED_RING_BASE] = 0x24420,
118 [RXQ_WED_RING_BASE] = 0x24520,
119 [RXQ_WED_DATA_RING_BASE] = 0x24540,
120 };
121
122 static const u32 mt7915_offs[] = {
123 [TMAC_CDTR] = 0x090,
124 [TMAC_ODTR] = 0x094,
125 [TMAC_ATCR] = 0x098,
126 [TMAC_TRCR0] = 0x09c,
127 [TMAC_ICR0] = 0x0a4,
128 [TMAC_ICR1] = 0x0b4,
129 [TMAC_CTCR0] = 0x0f4,
130 [TMAC_TFCR0] = 0x1e0,
131 [MDP_BNRCFR0] = 0x070,
132 [MDP_BNRCFR1] = 0x074,
133 [ARB_DRNGR0] = 0x194,
134 [ARB_SCR] = 0x080,
135 [RMAC_MIB_AIRTIME14] = 0x3b8,
136 [AGG_AWSCR0] = 0x05c,
137 [AGG_PCR0] = 0x06c,
138 [AGG_ACR0] = 0x084,
139 [AGG_ACR4] = 0x08c,
140 [AGG_MRCR] = 0x098,
141 [AGG_ATCR1] = 0x0f0,
142 [AGG_ATCR3] = 0x0f4,
143 [LPON_UTTR0] = 0x080,
144 [LPON_UTTR1] = 0x084,
145 [LPON_FRCR] = 0x314,
146 [MIB_SDR3] = 0x014,
147 [MIB_SDR4] = 0x018,
148 [MIB_SDR5] = 0x01c,
149 [MIB_SDR7] = 0x024,
150 [MIB_SDR8] = 0x028,
151 [MIB_SDR9] = 0x02c,
152 [MIB_SDR10] = 0x030,
153 [MIB_SDR11] = 0x034,
154 [MIB_SDR12] = 0x038,
155 [MIB_SDR13] = 0x03c,
156 [MIB_SDR14] = 0x040,
157 [MIB_SDR15] = 0x044,
158 [MIB_SDR16] = 0x048,
159 [MIB_SDR17] = 0x04c,
160 [MIB_SDR18] = 0x050,
161 [MIB_SDR19] = 0x054,
162 [MIB_SDR20] = 0x058,
163 [MIB_SDR21] = 0x05c,
164 [MIB_SDR22] = 0x060,
165 [MIB_SDR23] = 0x064,
166 [MIB_SDR24] = 0x068,
167 [MIB_SDR25] = 0x06c,
168 [MIB_SDR27] = 0x074,
169 [MIB_SDR28] = 0x078,
170 [MIB_SDR29] = 0x07c,
171 [MIB_SDRVEC] = 0x080,
172 [MIB_SDR31] = 0x084,
173 [MIB_SDR32] = 0x088,
174 [MIB_SDRMUBF] = 0x090,
175 [MIB_DR8] = 0x0c0,
176 [MIB_DR9] = 0x0c4,
177 [MIB_DR11] = 0x0cc,
178 [MIB_MB_SDR0] = 0x100,
179 [MIB_MB_SDR1] = 0x104,
180 [TX_AGG_CNT] = 0x0a8,
181 [TX_AGG_CNT2] = 0x164,
182 [MIB_ARNG] = 0x4b8,
183 [WTBLON_TOP_WDUCR] = 0x0,
184 [WTBL_UPDATE] = 0x030,
185 [PLE_FL_Q_EMPTY] = 0x0b0,
186 [PLE_FL_Q_CTRL] = 0x1b0,
187 [PLE_AC_QEMPTY] = 0x500,
188 [PLE_FREEPG_CNT] = 0x100,
189 [PLE_FREEPG_HEAD_TAIL] = 0x104,
190 [PLE_PG_HIF_GROUP] = 0x110,
191 [PLE_HIF_PG_INFO] = 0x114,
192 [AC_OFFSET] = 0x040,
193 [ETBF_PAR_RPT0] = 0x068,
194 };
195
196 static const u32 mt7916_offs[] = {
197 [TMAC_CDTR] = 0x0c8,
198 [TMAC_ODTR] = 0x0cc,
199 [TMAC_ATCR] = 0x00c,
200 [TMAC_TRCR0] = 0x010,
201 [TMAC_ICR0] = 0x014,
202 [TMAC_ICR1] = 0x018,
203 [TMAC_CTCR0] = 0x114,
204 [TMAC_TFCR0] = 0x0e4,
205 [MDP_BNRCFR0] = 0x090,
206 [MDP_BNRCFR1] = 0x094,
207 [ARB_DRNGR0] = 0x1e0,
208 [ARB_SCR] = 0x000,
209 [RMAC_MIB_AIRTIME14] = 0x0398,
210 [AGG_AWSCR0] = 0x030,
211 [AGG_PCR0] = 0x040,
212 [AGG_ACR0] = 0x054,
213 [AGG_ACR4] = 0x05c,
214 [AGG_MRCR] = 0x068,
215 [AGG_ATCR1] = 0x1a8,
216 [AGG_ATCR3] = 0x080,
217 [LPON_UTTR0] = 0x360,
218 [LPON_UTTR1] = 0x364,
219 [LPON_FRCR] = 0x37c,
220 [MIB_SDR3] = 0x698,
221 [MIB_SDR4] = 0x788,
222 [MIB_SDR5] = 0x780,
223 [MIB_SDR7] = 0x5a8,
224 [MIB_SDR8] = 0x78c,
225 [MIB_SDR9] = 0x024,
226 [MIB_SDR10] = 0x76c,
227 [MIB_SDR11] = 0x790,
228 [MIB_SDR12] = 0x558,
229 [MIB_SDR13] = 0x560,
230 [MIB_SDR14] = 0x564,
231 [MIB_SDR15] = 0x568,
232 [MIB_SDR16] = 0x7fc,
233 [MIB_SDR17] = 0x800,
234 [MIB_SDR18] = 0x030,
235 [MIB_SDR19] = 0x5ac,
236 [MIB_SDR20] = 0x5b0,
237 [MIB_SDR21] = 0x5b4,
238 [MIB_SDR22] = 0x770,
239 [MIB_SDR23] = 0x774,
240 [MIB_SDR24] = 0x778,
241 [MIB_SDR25] = 0x77c,
242 [MIB_SDR27] = 0x080,
243 [MIB_SDR28] = 0x084,
244 [MIB_SDR29] = 0x650,
245 [MIB_SDRVEC] = 0x5a8,
246 [MIB_SDR31] = 0x55c,
247 [MIB_SDR32] = 0x7a8,
248 [MIB_SDRMUBF] = 0x7ac,
249 [MIB_DR8] = 0x56c,
250 [MIB_DR9] = 0x570,
251 [MIB_DR11] = 0x574,
252 [MIB_MB_SDR0] = 0x688,
253 [MIB_MB_SDR1] = 0x690,
254 [TX_AGG_CNT] = 0x7dc,
255 [TX_AGG_CNT2] = 0x7ec,
256 [MIB_ARNG] = 0x0b0,
257 [WTBLON_TOP_WDUCR] = 0x200,
258 [WTBL_UPDATE] = 0x230,
259 [PLE_FL_Q_EMPTY] = 0x360,
260 [PLE_FL_Q_CTRL] = 0x3e0,
261 [PLE_AC_QEMPTY] = 0x600,
262 [PLE_FREEPG_CNT] = 0x380,
263 [PLE_FREEPG_HEAD_TAIL] = 0x384,
264 [PLE_PG_HIF_GROUP] = 0x00c,
265 [PLE_HIF_PG_INFO] = 0x388,
266 [AC_OFFSET] = 0x080,
267 [ETBF_PAR_RPT0] = 0x100,
268 };
269
270 static const struct mt76_connac_reg_map mt7915_reg_map[] = {
271 { 0x00400000, 0x80000, 0x10000 }, /* WF_MCU_SYSRAM */
272 { 0x00410000, 0x90000, 0x10000 }, /* WF_MCU_SYSRAM (configure regs) */
273 { 0x40000000, 0x70000, 0x10000 }, /* WF_UMAC_SYSRAM */
274 { 0x54000000, 0x02000, 0x01000 }, /* WFDMA PCIE0 MCU DMA0 */
275 { 0x55000000, 0x03000, 0x01000 }, /* WFDMA PCIE0 MCU DMA1 */
276 { 0x58000000, 0x06000, 0x01000 }, /* WFDMA PCIE1 MCU DMA0 (MEM_DMA) */
277 { 0x59000000, 0x07000, 0x01000 }, /* WFDMA PCIE1 MCU DMA1 */
278 { 0x7c000000, 0xf0000, 0x10000 }, /* CONN_INFRA */
279 { 0x7c020000, 0xd0000, 0x10000 }, /* CONN_INFRA, WFDMA */
280 { 0x80020000, 0xb0000, 0x10000 }, /* WF_TOP_MISC_OFF */
281 { 0x81020000, 0xc0000, 0x10000 }, /* WF_TOP_MISC_ON */
282 { 0x820c0000, 0x08000, 0x04000 }, /* WF_UMAC_TOP (PLE) */
283 { 0x820c8000, 0x0c000, 0x02000 }, /* WF_UMAC_TOP (PSE) */
284 { 0x820cc000, 0x0e000, 0x02000 }, /* WF_UMAC_TOP (PP) */
285 { 0x820ce000, 0x21c00, 0x00200 }, /* WF_LMAC_TOP (WF_SEC) */
286 { 0x820cf000, 0x22000, 0x01000 }, /* WF_LMAC_TOP (WF_PF) */
287 { 0x820d0000, 0x30000, 0x10000 }, /* WF_LMAC_TOP (WF_WTBLON) */
288 { 0x820e0000, 0x20000, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_CFG) */
289 { 0x820e1000, 0x20400, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_TRB) */
290 { 0x820e2000, 0x20800, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_AGG) */
291 { 0x820e3000, 0x20c00, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_ARB) */
292 { 0x820e4000, 0x21000, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_TMAC) */
293 { 0x820e5000, 0x21400, 0x00800 }, /* WF_LMAC_TOP BN0 (WF_RMAC) */
294 { 0x820e7000, 0x21e00, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_DMA) */
295 { 0x820e9000, 0x23400, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_WTBLOFF) */
296 { 0x820ea000, 0x24000, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_ETBF) */
297 { 0x820eb000, 0x24200, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_LPON) */
298 { 0x820ec000, 0x24600, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_INT) */
299 { 0x820ed000, 0x24800, 0x00800 }, /* WF_LMAC_TOP BN0 (WF_MIB) */
300 { 0x820f0000, 0xa0000, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_CFG) */
301 { 0x820f1000, 0xa0600, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_TRB) */
302 { 0x820f2000, 0xa0800, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_AGG) */
303 { 0x820f3000, 0xa0c00, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_ARB) */
304 { 0x820f4000, 0xa1000, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_TMAC) */
305 { 0x820f5000, 0xa1400, 0x00800 }, /* WF_LMAC_TOP BN1 (WF_RMAC) */
306 { 0x820f7000, 0xa1e00, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_DMA) */
307 { 0x820f9000, 0xa3400, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_WTBLOFF) */
308 { 0x820fa000, 0xa4000, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_ETBF) */
309 { 0x820fb000, 0xa4200, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_LPON) */
310 { 0x820fc000, 0xa4600, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_INT) */
311 { 0x820fd000, 0xa4800, 0x00800 }, /* WF_LMAC_TOP BN1 (WF_MIB) */
312 { 0x0, 0x0, 0x0 }, /* imply end of search */
313 };
314
315 static const struct mt76_connac_reg_map mt7916_reg_map[] = {
316 { 0x54000000, 0x02000, 0x01000 }, /* WFDMA_0 (PCIE0 MCU DMA0) */
317 { 0x55000000, 0x03000, 0x01000 }, /* WFDMA_1 (PCIE0 MCU DMA1) */
318 { 0x56000000, 0x04000, 0x01000 }, /* WFDMA_2 (Reserved) */
319 { 0x57000000, 0x05000, 0x01000 }, /* WFDMA_3 (MCU wrap CR) */
320 { 0x58000000, 0x06000, 0x01000 }, /* WFDMA_4 (PCIE1 MCU DMA0) */
321 { 0x59000000, 0x07000, 0x01000 }, /* WFDMA_5 (PCIE1 MCU DMA1) */
322 { 0x820c0000, 0x08000, 0x04000 }, /* WF_UMAC_TOP (PLE) */
323 { 0x820c8000, 0x0c000, 0x02000 }, /* WF_UMAC_TOP (PSE) */
324 { 0x820cc000, 0x0e000, 0x02000 }, /* WF_UMAC_TOP (PP) */
325 { 0x820e0000, 0x20000, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_CFG) */
326 { 0x820e1000, 0x20400, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_TRB) */
327 { 0x820e2000, 0x20800, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_AGG) */
328 { 0x820e3000, 0x20c00, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_ARB) */
329 { 0x820e4000, 0x21000, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_TMAC) */
330 { 0x820e5000, 0x21400, 0x00800 }, /* WF_LMAC_TOP BN0 (WF_RMAC) */
331 { 0x820ce000, 0x21c00, 0x00200 }, /* WF_LMAC_TOP (WF_SEC) */
332 { 0x820e7000, 0x21e00, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_DMA) */
333 { 0x820cf000, 0x22000, 0x01000 }, /* WF_LMAC_TOP (WF_PF) */
334 { 0x820e9000, 0x23400, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_WTBLOFF) */
335 { 0x820ea000, 0x24000, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_ETBF) */
336 { 0x820eb000, 0x24200, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_LPON) */
337 { 0x820ec000, 0x24600, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_INT) */
338 { 0x820ed000, 0x24800, 0x00800 }, /* WF_LMAC_TOP BN0 (WF_MIB) */
339 { 0x820ca000, 0x26000, 0x02000 }, /* WF_LMAC_TOP BN0 (WF_MUCOP) */
340 { 0x820d0000, 0x30000, 0x10000 }, /* WF_LMAC_TOP (WF_WTBLON) */
341 { 0x00400000, 0x80000, 0x10000 }, /* WF_MCU_SYSRAM */
342 { 0x00410000, 0x90000, 0x10000 }, /* WF_MCU_SYSRAM (configure cr) */
343 { 0x820f0000, 0xa0000, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_CFG) */
344 { 0x820f1000, 0xa0600, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_TRB) */
345 { 0x820f2000, 0xa0800, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_AGG) */
346 { 0x820f3000, 0xa0c00, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_ARB) */
347 { 0x820f4000, 0xa1000, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_TMAC) */
348 { 0x820f5000, 0xa1400, 0x00800 }, /* WF_LMAC_TOP BN1 (WF_RMAC) */
349 { 0x820f7000, 0xa1e00, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_DMA) */
350 { 0x820f9000, 0xa3400, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_WTBLOFF) */
351 { 0x820fa000, 0xa4000, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_ETBF) */
352 { 0x820fb000, 0xa4200, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_LPON) */
353 { 0x820fc000, 0xa4600, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_INT) */
354 { 0x820fd000, 0xa4800, 0x00800 }, /* WF_LMAC_TOP BN1 (WF_MIB) */
355 { 0x820c4000, 0xa8000, 0x01000 }, /* WF_LMAC_TOP (WF_UWTBL ) */
356 { 0x820b0000, 0xae000, 0x01000 }, /* [APB2] WFSYS_ON */
357 { 0x80020000, 0xb0000, 0x10000 }, /* WF_TOP_MISC_OFF */
358 { 0x81020000, 0xc0000, 0x10000 }, /* WF_TOP_MISC_ON */
359 { 0x0, 0x0, 0x0 }, /* imply end of search */
360 };
361
362 static const struct mt76_connac_reg_map mt7986_reg_map[] = {
363 { 0x54000000, 0x402000, 0x01000 }, /* WFDMA_0 (PCIE0 MCU DMA0) */
364 { 0x55000000, 0x403000, 0x01000 }, /* WFDMA_1 (PCIE0 MCU DMA1) */
365 { 0x56000000, 0x404000, 0x01000 }, /* WFDMA_2 (Reserved) */
366 { 0x57000000, 0x405000, 0x01000 }, /* WFDMA_3 (MCU wrap CR) */
367 { 0x58000000, 0x406000, 0x01000 }, /* WFDMA_4 (PCIE1 MCU DMA0) */
368 { 0x59000000, 0x407000, 0x01000 }, /* WFDMA_5 (PCIE1 MCU DMA1) */
369 { 0x820c0000, 0x408000, 0x04000 }, /* WF_UMAC_TOP (PLE) */
370 { 0x820c8000, 0x40c000, 0x02000 }, /* WF_UMAC_TOP (PSE) */
371 { 0x820cc000, 0x40e000, 0x02000 }, /* WF_UMAC_TOP (PP) */
372 { 0x820e0000, 0x420000, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_CFG) */
373 { 0x820e1000, 0x420400, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_TRB) */
374 { 0x820e2000, 0x420800, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_AGG) */
375 { 0x820e3000, 0x420c00, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_ARB) */
376 { 0x820e4000, 0x421000, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_TMAC) */
377 { 0x820e5000, 0x421400, 0x00800 }, /* WF_LMAC_TOP BN0 (WF_RMAC) */
378 { 0x820ce000, 0x421c00, 0x00200 }, /* WF_LMAC_TOP (WF_SEC) */
379 { 0x820e7000, 0x421e00, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_DMA) */
380 { 0x820cf000, 0x422000, 0x01000 }, /* WF_LMAC_TOP (WF_PF) */
381 { 0x820e9000, 0x423400, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_WTBLOFF) */
382 { 0x820ea000, 0x424000, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_ETBF) */
383 { 0x820eb000, 0x424200, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_LPON) */
384 { 0x820ec000, 0x424600, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_INT) */
385 { 0x820ed000, 0x424800, 0x00800 }, /* WF_LMAC_TOP BN0 (WF_MIB) */
386 { 0x820ca000, 0x426000, 0x02000 }, /* WF_LMAC_TOP BN0 (WF_MUCOP) */
387 { 0x820d0000, 0x430000, 0x10000 }, /* WF_LMAC_TOP (WF_WTBLON) */
388 { 0x00400000, 0x480000, 0x10000 }, /* WF_MCU_SYSRAM */
389 { 0x00410000, 0x490000, 0x10000 }, /* WF_MCU_SYSRAM */
390 { 0x820f0000, 0x4a0000, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_CFG) */
391 { 0x820f1000, 0x4a0600, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_TRB) */
392 { 0x820f2000, 0x4a0800, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_AGG) */
393 { 0x820f3000, 0x4a0c00, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_ARB) */
394 { 0x820f4000, 0x4a1000, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_TMAC) */
395 { 0x820f5000, 0x4a1400, 0x00800 }, /* WF_LMAC_TOP BN1 (WF_RMAC) */
396 { 0x820f7000, 0x4a1e00, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_DMA) */
397 { 0x820f9000, 0x4a3400, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_WTBLOFF) */
398 { 0x820fa000, 0x4a4000, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_ETBF) */
399 { 0x820fb000, 0x4a4200, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_LPON) */
400 { 0x820fc000, 0x4a4600, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_INT) */
401 { 0x820fd000, 0x4a4800, 0x00800 }, /* WF_LMAC_TOP BN1 (WF_MIB) */
402 { 0x820c4000, 0x4a8000, 0x01000 }, /* WF_LMAC_TOP (WF_UWTBL ) */
403 { 0x820b0000, 0x4ae000, 0x01000 }, /* [APB2] WFSYS_ON */
404 { 0x80020000, 0x4b0000, 0x10000 }, /* WF_TOP_MISC_OFF */
405 { 0x81020000, 0x4c0000, 0x10000 }, /* WF_TOP_MISC_ON */
406 { 0x89000000, 0x4d0000, 0x01000 }, /* WF_MCU_CFG_ON */
407 { 0x89010000, 0x4d1000, 0x01000 }, /* WF_MCU_CIRQ */
408 { 0x89020000, 0x4d2000, 0x01000 }, /* WF_MCU_GPT */
409 { 0x89030000, 0x4d3000, 0x01000 }, /* WF_MCU_WDT */
410 { 0x80010000, 0x4d4000, 0x01000 }, /* WF_AXIDMA */
411 { 0x0, 0x0, 0x0 }, /* imply end of search */
412 };
413
mt7915_reg_map_l1(struct mt7915_dev * dev,u32 addr)414 static u32 mt7915_reg_map_l1(struct mt7915_dev *dev, u32 addr)
415 {
416 u32 offset = FIELD_GET(MT_HIF_REMAP_L1_OFFSET, addr);
417 u32 base = FIELD_GET(MT_HIF_REMAP_L1_BASE, addr);
418 u32 l1_remap;
419
420 if (is_mt798x(&dev->mt76))
421 return MT_CONN_INFRA_OFFSET(addr);
422
423 l1_remap = is_mt7915(&dev->mt76) ?
424 MT_HIF_REMAP_L1 : MT_HIF_REMAP_L1_MT7916;
425
426 dev->bus_ops->rmw(&dev->mt76, l1_remap,
427 MT_HIF_REMAP_L1_MASK,
428 FIELD_PREP(MT_HIF_REMAP_L1_MASK, base));
429 /* use read to push write */
430 dev->bus_ops->rr(&dev->mt76, l1_remap);
431
432 return MT_HIF_REMAP_BASE_L1 + offset;
433 }
434
mt7915_reg_map_l2(struct mt7915_dev * dev,u32 addr)435 static u32 mt7915_reg_map_l2(struct mt7915_dev *dev, u32 addr)
436 {
437 u32 offset, base;
438
439 if (is_mt7915(&dev->mt76)) {
440 offset = FIELD_GET(MT_HIF_REMAP_L2_OFFSET, addr);
441 base = FIELD_GET(MT_HIF_REMAP_L2_BASE, addr);
442
443 dev->bus_ops->rmw(&dev->mt76, MT_HIF_REMAP_L2,
444 MT_HIF_REMAP_L2_MASK,
445 FIELD_PREP(MT_HIF_REMAP_L2_MASK, base));
446
447 /* use read to push write */
448 dev->bus_ops->rr(&dev->mt76, MT_HIF_REMAP_L2);
449 } else {
450 u32 ofs = is_mt798x(&dev->mt76) ? 0x400000 : 0;
451
452 offset = FIELD_GET(MT_HIF_REMAP_L2_OFFSET_MT7916, addr);
453 base = FIELD_GET(MT_HIF_REMAP_L2_BASE_MT7916, addr);
454
455 dev->bus_ops->rmw(&dev->mt76, MT_HIF_REMAP_L2_MT7916 + ofs,
456 MT_HIF_REMAP_L2_MASK_MT7916,
457 FIELD_PREP(MT_HIF_REMAP_L2_MASK_MT7916, base));
458
459 /* use read to push write */
460 dev->bus_ops->rr(&dev->mt76, MT_HIF_REMAP_L2_MT7916 + ofs);
461
462 offset += (MT_HIF_REMAP_BASE_L2_MT7916 + ofs);
463 }
464
465 return offset;
466 }
467
__mt7915_reg_addr(struct mt7915_dev * dev,u32 addr)468 static u32 __mt7915_reg_addr(struct mt7915_dev *dev, u32 addr)
469 {
470 int i;
471
472 if (addr < 0x100000)
473 return addr;
474
475 if (!dev->reg.map) {
476 dev_err(dev->mt76.dev, "err: reg_map is null\n");
477 return addr;
478 }
479
480 for (i = 0; i < dev->reg.map_size; i++) {
481 u32 ofs;
482
483 if (addr < dev->reg.map[i].phys)
484 continue;
485
486 ofs = addr - dev->reg.map[i].phys;
487 if (ofs > dev->reg.map[i].size)
488 continue;
489
490 return dev->reg.map[i].maps + ofs;
491 }
492
493 return 0;
494 }
495
__mt7915_reg_remap_addr(struct mt7915_dev * dev,u32 addr)496 static u32 __mt7915_reg_remap_addr(struct mt7915_dev *dev, u32 addr)
497 {
498 if ((addr >= MT_INFRA_BASE && addr < MT_WFSYS0_PHY_START) ||
499 (addr >= MT_WFSYS0_PHY_START && addr < MT_WFSYS1_PHY_START) ||
500 (addr >= MT_WFSYS1_PHY_START && addr <= MT_WFSYS1_PHY_END))
501 return mt7915_reg_map_l1(dev, addr);
502
503 if (dev_is_pci(dev->mt76.dev) &&
504 ((addr >= MT_CBTOP1_PHY_START && addr <= MT_CBTOP1_PHY_END) ||
505 addr >= MT_CBTOP2_PHY_START))
506 return mt7915_reg_map_l1(dev, addr);
507
508 /* CONN_INFRA: covert to phyiscal addr and use layer 1 remap */
509 if (addr >= MT_INFRA_MCU_START && addr <= MT_INFRA_MCU_END) {
510 addr = addr - MT_INFRA_MCU_START + MT_INFRA_BASE;
511 return mt7915_reg_map_l1(dev, addr);
512 }
513
514 return mt7915_reg_map_l2(dev, addr);
515 }
516
mt7915_memcpy_fromio(struct mt7915_dev * dev,void * buf,u32 offset,size_t len)517 void mt7915_memcpy_fromio(struct mt7915_dev *dev, void *buf, u32 offset,
518 size_t len)
519 {
520 u32 addr = __mt7915_reg_addr(dev, offset);
521
522 if (addr) {
523 memcpy_fromio(buf, dev->mt76.mmio.regs + addr, len);
524 return;
525 }
526
527 spin_lock_bh(&dev->reg_lock);
528 memcpy_fromio(buf, dev->mt76.mmio.regs +
529 __mt7915_reg_remap_addr(dev, offset), len);
530 spin_unlock_bh(&dev->reg_lock);
531 }
532
mt7915_rr(struct mt76_dev * mdev,u32 offset)533 static u32 mt7915_rr(struct mt76_dev *mdev, u32 offset)
534 {
535 struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
536 u32 addr = __mt7915_reg_addr(dev, offset), val;
537
538 if (addr)
539 return dev->bus_ops->rr(mdev, addr);
540
541 spin_lock_bh(&dev->reg_lock);
542 val = dev->bus_ops->rr(mdev, __mt7915_reg_remap_addr(dev, offset));
543 spin_unlock_bh(&dev->reg_lock);
544
545 return val;
546 }
547
mt7915_wr(struct mt76_dev * mdev,u32 offset,u32 val)548 static void mt7915_wr(struct mt76_dev *mdev, u32 offset, u32 val)
549 {
550 struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
551 u32 addr = __mt7915_reg_addr(dev, offset);
552
553 if (addr) {
554 dev->bus_ops->wr(mdev, addr, val);
555 return;
556 }
557
558 spin_lock_bh(&dev->reg_lock);
559 dev->bus_ops->wr(mdev, __mt7915_reg_remap_addr(dev, offset), val);
560 spin_unlock_bh(&dev->reg_lock);
561 }
562
mt7915_rmw(struct mt76_dev * mdev,u32 offset,u32 mask,u32 val)563 static u32 mt7915_rmw(struct mt76_dev *mdev, u32 offset, u32 mask, u32 val)
564 {
565 struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
566 u32 addr = __mt7915_reg_addr(dev, offset);
567
568 if (addr)
569 return dev->bus_ops->rmw(mdev, addr, mask, val);
570
571 spin_lock_bh(&dev->reg_lock);
572 val = dev->bus_ops->rmw(mdev, __mt7915_reg_remap_addr(dev, offset), mask, val);
573 spin_unlock_bh(&dev->reg_lock);
574
575 return val;
576 }
577
578 #ifdef CONFIG_NET_MEDIATEK_SOC_WED
mt7915_mmio_wed_offload_enable(struct mtk_wed_device * wed)579 static int mt7915_mmio_wed_offload_enable(struct mtk_wed_device *wed)
580 {
581 struct mt7915_dev *dev;
582
583 dev = container_of(wed, struct mt7915_dev, mt76.mmio.wed);
584
585 spin_lock_bh(&dev->mt76.token_lock);
586 dev->mt76.token_size = wed->wlan.token_start;
587 spin_unlock_bh(&dev->mt76.token_lock);
588
589 return !wait_event_timeout(dev->mt76.tx_wait,
590 !dev->mt76.wed_token_count, HZ);
591 }
592
mt7915_mmio_wed_offload_disable(struct mtk_wed_device * wed)593 static void mt7915_mmio_wed_offload_disable(struct mtk_wed_device *wed)
594 {
595 struct mt7915_dev *dev;
596
597 dev = container_of(wed, struct mt7915_dev, mt76.mmio.wed);
598
599 spin_lock_bh(&dev->mt76.token_lock);
600 dev->mt76.token_size = MT7915_TOKEN_SIZE;
601 spin_unlock_bh(&dev->mt76.token_lock);
602 }
603
mt7915_mmio_wed_release_rx_buf(struct mtk_wed_device * wed)604 static void mt7915_mmio_wed_release_rx_buf(struct mtk_wed_device *wed)
605 {
606 struct mt7915_dev *dev;
607 int i;
608
609 dev = container_of(wed, struct mt7915_dev, mt76.mmio.wed);
610 for (i = 0; i < dev->mt76.rx_token_size; i++) {
611 struct mt76_txwi_cache *t;
612
613 t = mt76_rx_token_release(&dev->mt76, i);
614 if (!t || !t->ptr)
615 continue;
616
617 mt76_put_page_pool_buf(t->ptr, false);
618 t->ptr = NULL;
619
620 mt76_put_rxwi(&dev->mt76, t);
621 }
622
623 mt76_free_pending_rxwi(&dev->mt76);
624 }
625
mt7915_mmio_wed_init_rx_buf(struct mtk_wed_device * wed,int size)626 static u32 mt7915_mmio_wed_init_rx_buf(struct mtk_wed_device *wed, int size)
627 {
628 struct mtk_rxbm_desc *desc = wed->rx_buf_ring.desc;
629 struct mt76_txwi_cache *t = NULL;
630 struct mt7915_dev *dev;
631 struct mt76_queue *q;
632 int i, len;
633
634 dev = container_of(wed, struct mt7915_dev, mt76.mmio.wed);
635 q = &dev->mt76.q_rx[MT_RXQ_MAIN];
636 len = SKB_WITH_OVERHEAD(q->buf_size);
637
638 for (i = 0; i < size; i++) {
639 enum dma_data_direction dir;
640 dma_addr_t addr;
641 u32 offset;
642 int token;
643 void *buf;
644
645 t = mt76_get_rxwi(&dev->mt76);
646 if (!t)
647 goto unmap;
648
649 buf = mt76_get_page_pool_buf(q, &offset, q->buf_size);
650 if (!buf)
651 goto unmap;
652
653 addr = page_pool_get_dma_addr(virt_to_head_page(buf)) + offset;
654 dir = page_pool_get_dma_dir(q->page_pool);
655 dma_sync_single_for_device(dev->mt76.dma_dev, addr, len, dir);
656
657 desc->buf0 = cpu_to_le32(addr);
658 token = mt76_rx_token_consume(&dev->mt76, buf, t, addr);
659 if (token < 0) {
660 mt76_put_page_pool_buf(buf, false);
661 goto unmap;
662 }
663
664 desc->token |= cpu_to_le32(FIELD_PREP(MT_DMA_CTL_TOKEN,
665 token));
666 desc++;
667 }
668
669 return 0;
670
671 unmap:
672 if (t)
673 mt76_put_rxwi(&dev->mt76, t);
674 mt7915_mmio_wed_release_rx_buf(wed);
675 return -ENOMEM;
676 }
677
mt7915_mmio_wed_update_rx_stats(struct mtk_wed_device * wed,struct mtk_wed_wo_rx_stats * stats)678 static void mt7915_mmio_wed_update_rx_stats(struct mtk_wed_device *wed,
679 struct mtk_wed_wo_rx_stats *stats)
680 {
681 int idx = le16_to_cpu(stats->wlan_idx);
682 struct mt7915_dev *dev;
683 struct mt76_wcid *wcid;
684
685 dev = container_of(wed, struct mt7915_dev, mt76.mmio.wed);
686
687 if (idx >= mt7915_wtbl_size(dev))
688 return;
689
690 rcu_read_lock();
691
692 wcid = rcu_dereference(dev->mt76.wcid[idx]);
693 if (wcid) {
694 wcid->stats.rx_bytes += le32_to_cpu(stats->rx_byte_cnt);
695 wcid->stats.rx_packets += le32_to_cpu(stats->rx_pkt_cnt);
696 wcid->stats.rx_errors += le32_to_cpu(stats->rx_err_cnt);
697 wcid->stats.rx_drops += le32_to_cpu(stats->rx_drop_cnt);
698 }
699
700 rcu_read_unlock();
701 }
702
mt7915_mmio_wed_reset(struct mtk_wed_device * wed)703 static int mt7915_mmio_wed_reset(struct mtk_wed_device *wed)
704 {
705 struct mt76_dev *mdev = container_of(wed, struct mt76_dev, mmio.wed);
706 struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
707 struct mt76_phy *mphy = &dev->mphy;
708 int ret;
709
710 ASSERT_RTNL();
711
712 if (test_and_set_bit(MT76_STATE_WED_RESET, &mphy->state))
713 return -EBUSY;
714
715 ret = mt7915_mcu_set_ser(dev, SER_RECOVER, SER_SET_RECOVER_L1,
716 mphy->band_idx);
717 if (ret)
718 goto out;
719
720 rtnl_unlock();
721 if (!wait_for_completion_timeout(&mdev->mmio.wed_reset, 20 * HZ)) {
722 dev_err(mdev->dev, "wed reset timeout\n");
723 ret = -ETIMEDOUT;
724 }
725 rtnl_lock();
726 out:
727 clear_bit(MT76_STATE_WED_RESET, &mphy->state);
728
729 return ret;
730 }
731
mt7915_mmio_wed_reset_complete(struct mtk_wed_device * wed)732 static void mt7915_mmio_wed_reset_complete(struct mtk_wed_device *wed)
733 {
734 struct mt76_dev *dev = container_of(wed, struct mt76_dev, mmio.wed);
735
736 complete(&dev->mmio.wed_reset_complete);
737 }
738 #endif
739
mt7915_mmio_wed_init(struct mt7915_dev * dev,void * pdev_ptr,bool pci,int * irq)740 int mt7915_mmio_wed_init(struct mt7915_dev *dev, void *pdev_ptr,
741 bool pci, int *irq)
742 {
743 #ifdef CONFIG_NET_MEDIATEK_SOC_WED
744 struct mtk_wed_device *wed = &dev->mt76.mmio.wed;
745 int ret;
746
747 if (!wed_enable)
748 return 0;
749
750 if (pci) {
751 struct pci_dev *pci_dev = pdev_ptr;
752
753 wed->wlan.pci_dev = pci_dev;
754 wed->wlan.bus_type = MTK_WED_BUS_PCIE;
755 wed->wlan.base = devm_ioremap(dev->mt76.dev,
756 pci_resource_start(pci_dev, 0),
757 pci_resource_len(pci_dev, 0));
758 wed->wlan.phy_base = pci_resource_start(pci_dev, 0);
759 wed->wlan.wpdma_int = pci_resource_start(pci_dev, 0) +
760 MT_INT_WED_SOURCE_CSR;
761 wed->wlan.wpdma_mask = pci_resource_start(pci_dev, 0) +
762 MT_INT_WED_MASK_CSR;
763 wed->wlan.wpdma_phys = pci_resource_start(pci_dev, 0) +
764 MT_WFDMA_EXT_CSR_BASE;
765 wed->wlan.wpdma_tx = pci_resource_start(pci_dev, 0) +
766 MT_TXQ_WED_RING_BASE;
767 wed->wlan.wpdma_txfree = pci_resource_start(pci_dev, 0) +
768 MT_RXQ_WED_RING_BASE;
769 wed->wlan.wpdma_rx_glo = pci_resource_start(pci_dev, 0) +
770 MT_WPDMA_GLO_CFG;
771 wed->wlan.wpdma_rx = pci_resource_start(pci_dev, 0) +
772 MT_RXQ_WED_DATA_RING_BASE;
773 } else {
774 struct platform_device *plat_dev = pdev_ptr;
775 struct resource *res;
776
777 res = platform_get_resource(plat_dev, IORESOURCE_MEM, 0);
778 if (!res)
779 return 0;
780
781 wed->wlan.platform_dev = plat_dev;
782 wed->wlan.bus_type = MTK_WED_BUS_AXI;
783 wed->wlan.base = devm_ioremap(dev->mt76.dev, res->start,
784 resource_size(res));
785 wed->wlan.phy_base = res->start;
786 wed->wlan.wpdma_int = res->start + MT_INT_SOURCE_CSR;
787 wed->wlan.wpdma_mask = res->start + MT_INT_MASK_CSR;
788 wed->wlan.wpdma_tx = res->start + MT_TXQ_WED_RING_BASE;
789 wed->wlan.wpdma_txfree = res->start + MT_RXQ_WED_RING_BASE;
790 wed->wlan.wpdma_rx_glo = res->start + MT_WPDMA_GLO_CFG;
791 wed->wlan.wpdma_rx = res->start + MT_RXQ_WED_DATA_RING_BASE;
792 }
793 wed->wlan.nbuf = MT7915_HW_TOKEN_SIZE;
794 wed->wlan.tx_tbit[0] = is_mt7915(&dev->mt76) ? 4 : 30;
795 wed->wlan.tx_tbit[1] = is_mt7915(&dev->mt76) ? 5 : 31;
796 wed->wlan.txfree_tbit = is_mt798x(&dev->mt76) ? 2 : 1;
797 wed->wlan.token_start = MT7915_TOKEN_SIZE - wed->wlan.nbuf;
798 wed->wlan.wcid_512 = !is_mt7915(&dev->mt76);
799
800 wed->wlan.rx_nbuf = 65536;
801 wed->wlan.rx_npkt = MT7915_WED_RX_TOKEN_SIZE;
802 wed->wlan.rx_size = SKB_WITH_OVERHEAD(MT_RX_BUF_SIZE);
803 if (is_mt7915(&dev->mt76)) {
804 wed->wlan.rx_tbit[0] = 16;
805 wed->wlan.rx_tbit[1] = 17;
806 } else if (is_mt798x(&dev->mt76)) {
807 wed->wlan.rx_tbit[0] = 22;
808 wed->wlan.rx_tbit[1] = 23;
809 } else {
810 wed->wlan.rx_tbit[0] = 18;
811 wed->wlan.rx_tbit[1] = 19;
812 }
813
814 wed->wlan.init_buf = mt7915_wed_init_buf;
815 wed->wlan.offload_enable = mt7915_mmio_wed_offload_enable;
816 wed->wlan.offload_disable = mt7915_mmio_wed_offload_disable;
817 wed->wlan.init_rx_buf = mt7915_mmio_wed_init_rx_buf;
818 wed->wlan.release_rx_buf = mt7915_mmio_wed_release_rx_buf;
819 wed->wlan.update_wo_rx_stats = mt7915_mmio_wed_update_rx_stats;
820 wed->wlan.reset = mt7915_mmio_wed_reset;
821 wed->wlan.reset_complete = mt7915_mmio_wed_reset_complete;
822
823 dev->mt76.rx_token_size = wed->wlan.rx_npkt;
824
825 if (mtk_wed_device_attach(wed))
826 return 0;
827
828 *irq = wed->irq;
829 dev->mt76.dma_dev = wed->dev;
830
831 ret = dma_set_mask(wed->dev, DMA_BIT_MASK(32));
832 if (ret)
833 return ret;
834
835 return 1;
836 #else
837 return 0;
838 #endif
839 }
840
mt7915_mmio_init(struct mt76_dev * mdev,void __iomem * mem_base,u32 device_id)841 static int mt7915_mmio_init(struct mt76_dev *mdev,
842 void __iomem *mem_base,
843 u32 device_id)
844 {
845 struct mt76_bus_ops *bus_ops;
846 struct mt7915_dev *dev;
847
848 dev = container_of(mdev, struct mt7915_dev, mt76);
849 mt76_mmio_init(&dev->mt76, mem_base);
850 spin_lock_init(&dev->reg_lock);
851
852 switch (device_id) {
853 case 0x7915:
854 dev->reg.reg_rev = mt7915_reg;
855 dev->reg.offs_rev = mt7915_offs;
856 dev->reg.map = mt7915_reg_map;
857 dev->reg.map_size = ARRAY_SIZE(mt7915_reg_map);
858 break;
859 case 0x7906:
860 dev->reg.reg_rev = mt7916_reg;
861 dev->reg.offs_rev = mt7916_offs;
862 dev->reg.map = mt7916_reg_map;
863 dev->reg.map_size = ARRAY_SIZE(mt7916_reg_map);
864 break;
865 case 0x7981:
866 case 0x7986:
867 dev->reg.reg_rev = mt7986_reg;
868 dev->reg.offs_rev = mt7916_offs;
869 dev->reg.map = mt7986_reg_map;
870 dev->reg.map_size = ARRAY_SIZE(mt7986_reg_map);
871 break;
872 default:
873 return -EINVAL;
874 }
875
876 dev->bus_ops = dev->mt76.bus;
877 bus_ops = devm_kmemdup(dev->mt76.dev, dev->bus_ops, sizeof(*bus_ops),
878 GFP_KERNEL);
879 if (!bus_ops)
880 return -ENOMEM;
881
882 bus_ops->rr = mt7915_rr;
883 bus_ops->wr = mt7915_wr;
884 bus_ops->rmw = mt7915_rmw;
885 dev->mt76.bus = bus_ops;
886
887 mdev->rev = (device_id << 16) |
888 (mt76_rr(dev, MT_HW_REV) & 0xff);
889 dev_dbg(mdev->dev, "ASIC revision: %04x\n", mdev->rev);
890
891 return 0;
892 }
893
mt7915_dual_hif_set_irq_mask(struct mt7915_dev * dev,bool write_reg,u32 clear,u32 set)894 void mt7915_dual_hif_set_irq_mask(struct mt7915_dev *dev,
895 bool write_reg,
896 u32 clear, u32 set)
897 {
898 struct mt76_dev *mdev = &dev->mt76;
899 unsigned long flags;
900
901 spin_lock_irqsave(&mdev->mmio.irq_lock, flags);
902
903 mdev->mmio.irqmask &= ~clear;
904 mdev->mmio.irqmask |= set;
905
906 if (write_reg) {
907 if (mtk_wed_device_active(&mdev->mmio.wed))
908 mtk_wed_device_irq_set_mask(&mdev->mmio.wed,
909 mdev->mmio.irqmask);
910 else
911 mt76_wr(dev, MT_INT_MASK_CSR, mdev->mmio.irqmask);
912 mt76_wr(dev, MT_INT1_MASK_CSR, mdev->mmio.irqmask);
913 }
914
915 spin_unlock_irqrestore(&mdev->mmio.irq_lock, flags);
916 }
917
mt7915_rx_poll_complete(struct mt76_dev * mdev,enum mt76_rxq_id q)918 static void mt7915_rx_poll_complete(struct mt76_dev *mdev,
919 enum mt76_rxq_id q)
920 {
921 struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
922
923 mt7915_irq_enable(dev, MT_INT_RX(q));
924 }
925
926 /* TODO: support 2/4/6/8 MSI-X vectors */
mt7915_irq_tasklet(struct tasklet_struct * t)927 static void mt7915_irq_tasklet(struct tasklet_struct *t)
928 {
929 struct mt7915_dev *dev = from_tasklet(dev, t, mt76.irq_tasklet);
930 struct mtk_wed_device *wed = &dev->mt76.mmio.wed;
931 u32 intr, intr1, mask;
932
933 if (mtk_wed_device_active(wed)) {
934 mtk_wed_device_irq_set_mask(wed, 0);
935 if (dev->hif2)
936 mt76_wr(dev, MT_INT1_MASK_CSR, 0);
937 intr = mtk_wed_device_irq_get(wed, dev->mt76.mmio.irqmask);
938 } else {
939 mt76_wr(dev, MT_INT_MASK_CSR, 0);
940 if (dev->hif2)
941 mt76_wr(dev, MT_INT1_MASK_CSR, 0);
942
943 intr = mt76_rr(dev, MT_INT_SOURCE_CSR);
944 intr &= dev->mt76.mmio.irqmask;
945 mt76_wr(dev, MT_INT_SOURCE_CSR, intr);
946 }
947
948 if (dev->hif2) {
949 intr1 = mt76_rr(dev, MT_INT1_SOURCE_CSR);
950 intr1 &= dev->mt76.mmio.irqmask;
951 mt76_wr(dev, MT_INT1_SOURCE_CSR, intr1);
952
953 intr |= intr1;
954 }
955
956 trace_dev_irq(&dev->mt76, intr, dev->mt76.mmio.irqmask);
957
958 mask = intr & MT_INT_RX_DONE_ALL;
959 if (intr & MT_INT_TX_DONE_MCU)
960 mask |= MT_INT_TX_DONE_MCU;
961
962 mt7915_irq_disable(dev, mask);
963
964 if (intr & MT_INT_TX_DONE_MCU)
965 napi_schedule(&dev->mt76.tx_napi);
966
967 if (intr & MT_INT_RX(MT_RXQ_MAIN))
968 napi_schedule(&dev->mt76.napi[MT_RXQ_MAIN]);
969
970 if (intr & MT_INT_RX(MT_RXQ_BAND1))
971 napi_schedule(&dev->mt76.napi[MT_RXQ_BAND1]);
972
973 if (intr & MT_INT_RX(MT_RXQ_MCU))
974 napi_schedule(&dev->mt76.napi[MT_RXQ_MCU]);
975
976 if (intr & MT_INT_RX(MT_RXQ_MCU_WA))
977 napi_schedule(&dev->mt76.napi[MT_RXQ_MCU_WA]);
978
979 if (!is_mt7915(&dev->mt76) &&
980 (intr & MT_INT_RX(MT_RXQ_MAIN_WA)))
981 napi_schedule(&dev->mt76.napi[MT_RXQ_MAIN_WA]);
982
983 if (intr & MT_INT_RX(MT_RXQ_BAND1_WA))
984 napi_schedule(&dev->mt76.napi[MT_RXQ_BAND1_WA]);
985
986 if (intr & MT_INT_MCU_CMD) {
987 u32 val = mt76_rr(dev, MT_MCU_CMD);
988
989 mt76_wr(dev, MT_MCU_CMD, val);
990 if (val & (MT_MCU_CMD_ERROR_MASK | MT_MCU_CMD_WDT_MASK)) {
991 dev->recovery.state = val;
992 mt7915_reset(dev);
993 }
994 }
995 }
996
mt7915_irq_handler(int irq,void * dev_instance)997 irqreturn_t mt7915_irq_handler(int irq, void *dev_instance)
998 {
999 struct mt7915_dev *dev = dev_instance;
1000 struct mtk_wed_device *wed = &dev->mt76.mmio.wed;
1001
1002 if (mtk_wed_device_active(wed))
1003 mtk_wed_device_irq_set_mask(wed, 0);
1004 else
1005 mt76_wr(dev, MT_INT_MASK_CSR, 0);
1006
1007 if (dev->hif2)
1008 mt76_wr(dev, MT_INT1_MASK_CSR, 0);
1009
1010 if (!test_bit(MT76_STATE_INITIALIZED, &dev->mphy.state))
1011 return IRQ_NONE;
1012
1013 tasklet_schedule(&dev->mt76.irq_tasklet);
1014
1015 return IRQ_HANDLED;
1016 }
1017
mt7915_mmio_probe(struct device * pdev,void __iomem * mem_base,u32 device_id)1018 struct mt7915_dev *mt7915_mmio_probe(struct device *pdev,
1019 void __iomem *mem_base, u32 device_id)
1020 {
1021 static const struct mt76_driver_ops drv_ops = {
1022 /* txwi_size = txd size + txp size */
1023 .txwi_size = MT_TXD_SIZE + sizeof(struct mt76_connac_fw_txp),
1024 .drv_flags = MT_DRV_TXWI_NO_FREE | MT_DRV_HW_MGMT_TXQ |
1025 MT_DRV_AMSDU_OFFLOAD,
1026 .survey_flags = SURVEY_INFO_TIME_TX |
1027 SURVEY_INFO_TIME_RX |
1028 SURVEY_INFO_TIME_BSS_RX,
1029 .token_size = MT7915_TOKEN_SIZE,
1030 .tx_prepare_skb = mt7915_tx_prepare_skb,
1031 .tx_complete_skb = mt76_connac_tx_complete_skb,
1032 .rx_skb = mt7915_queue_rx_skb,
1033 .rx_check = mt7915_rx_check,
1034 .rx_poll_complete = mt7915_rx_poll_complete,
1035 .sta_add = mt7915_mac_sta_add,
1036 .sta_remove = mt7915_mac_sta_remove,
1037 .update_survey = mt7915_update_channel,
1038 };
1039 struct mt7915_dev *dev;
1040 struct mt76_dev *mdev;
1041 int ret;
1042
1043 mdev = mt76_alloc_device(pdev, sizeof(*dev), &mt7915_ops, &drv_ops);
1044 if (!mdev)
1045 return ERR_PTR(-ENOMEM);
1046
1047 dev = container_of(mdev, struct mt7915_dev, mt76);
1048
1049 ret = mt7915_mmio_init(mdev, mem_base, device_id);
1050 if (ret)
1051 goto error;
1052
1053 tasklet_setup(&mdev->irq_tasklet, mt7915_irq_tasklet);
1054
1055 return dev;
1056
1057 error:
1058 mt76_free_device(&dev->mt76);
1059
1060 return ERR_PTR(ret);
1061 }
1062
mt7915_init(void)1063 static int __init mt7915_init(void)
1064 {
1065 int ret;
1066
1067 ret = pci_register_driver(&mt7915_hif_driver);
1068 if (ret)
1069 return ret;
1070
1071 ret = pci_register_driver(&mt7915_pci_driver);
1072 if (ret)
1073 goto error_pci;
1074
1075 if (IS_ENABLED(CONFIG_MT798X_WMAC)) {
1076 ret = platform_driver_register(&mt798x_wmac_driver);
1077 if (ret)
1078 goto error_wmac;
1079 }
1080
1081 return 0;
1082
1083 error_wmac:
1084 pci_unregister_driver(&mt7915_pci_driver);
1085 error_pci:
1086 pci_unregister_driver(&mt7915_hif_driver);
1087
1088 return ret;
1089 }
1090
mt7915_exit(void)1091 static void __exit mt7915_exit(void)
1092 {
1093 if (IS_ENABLED(CONFIG_MT798X_WMAC))
1094 platform_driver_unregister(&mt798x_wmac_driver);
1095
1096 pci_unregister_driver(&mt7915_pci_driver);
1097 pci_unregister_driver(&mt7915_hif_driver);
1098 }
1099
1100 module_init(mt7915_init);
1101 module_exit(mt7915_exit);
1102 MODULE_LICENSE("Dual BSD/GPL");
1103