realtek: Whitespace and codestyle cleanup
[openwrt/staging/jow.git] / target / linux / realtek / files-5.15 / drivers / net / ethernet / rtl838x_eth.h
1 /* SPDX-License-Identifier: GPL-2.0-only */
2
3 #ifndef _RTL838X_ETH_H
4 #define _RTL838X_ETH_H
5
6 /* Register definition */
7
8 /* Per port MAC control */
9 #define RTL838X_MAC_PORT_CTRL (0xd560)
10 #define RTL839X_MAC_PORT_CTRL (0x8004)
11 #define RTL930X_MAC_L2_PORT_CTRL (0x3268)
12 #define RTL930X_MAC_PORT_CTRL (0x3260)
13 #define RTL931X_MAC_L2_PORT_CTRL (0x6000)
14 #define RTL931X_MAC_PORT_CTRL (0x6004)
15
16 /* DMA interrupt control and status registers */
17 #define RTL838X_DMA_IF_CTRL (0x9f58)
18 #define RTL838X_DMA_IF_INTR_STS (0x9f54)
19 #define RTL838X_DMA_IF_INTR_MSK (0x9f50)
20
21 #define RTL839X_DMA_IF_CTRL (0x786c)
22 #define RTL839X_DMA_IF_INTR_STS (0x7868)
23 #define RTL839X_DMA_IF_INTR_MSK (0x7864)
24
25 #define RTL930X_DMA_IF_CTRL (0xe028)
26 #define RTL930X_DMA_IF_INTR_RX_RUNOUT_STS (0xe01C)
27 #define RTL930X_DMA_IF_INTR_RX_DONE_STS (0xe020)
28 #define RTL930X_DMA_IF_INTR_TX_DONE_STS (0xe024)
29 #define RTL930X_DMA_IF_INTR_RX_RUNOUT_MSK (0xe010)
30 #define RTL930X_DMA_IF_INTR_RX_DONE_MSK (0xe014)
31 #define RTL930X_DMA_IF_INTR_TX_DONE_MSK (0xe018)
32 #define RTL930X_L2_NTFY_IF_INTR_MSK (0xe04C)
33 #define RTL930X_L2_NTFY_IF_INTR_STS (0xe050)
34
35 /* TODO: RTL931X_DMA_IF_CTRL has different bits meanings */
36 #define RTL931X_DMA_IF_CTRL (0x0928)
37 #define RTL931X_DMA_IF_INTR_RX_RUNOUT_STS (0x091c)
38 #define RTL931X_DMA_IF_INTR_RX_DONE_STS (0x0920)
39 #define RTL931X_DMA_IF_INTR_TX_DONE_STS (0x0924)
40 #define RTL931X_DMA_IF_INTR_RX_RUNOUT_MSK (0x0910)
41 #define RTL931X_DMA_IF_INTR_RX_DONE_MSK (0x0914)
42 #define RTL931X_DMA_IF_INTR_TX_DONE_MSK (0x0918)
43 #define RTL931X_L2_NTFY_IF_INTR_MSK (0x09E4)
44 #define RTL931X_L2_NTFY_IF_INTR_STS (0x09E8)
45
46 #define RTL838X_MAC_FORCE_MODE_CTRL (0xa104)
47 #define RTL839X_MAC_FORCE_MODE_CTRL (0x02bc)
48 #define RTL930X_MAC_FORCE_MODE_CTRL (0xCA1C)
49 #define RTL931X_MAC_FORCE_MODE_CTRL (0x0ddc)
50
51 /* MAC address settings */
52 #define RTL838X_MAC (0xa9ec)
53 #define RTL839X_MAC (0x02b4)
54 #define RTL838X_MAC_ALE (0x6b04)
55 #define RTL838X_MAC2 (0xa320)
56 #define RTL930X_MAC_L2_ADDR_CTRL (0xC714)
57 #define RTL931X_MAC_L2_ADDR_CTRL (0x135c)
58
59 /* Ringbuffer setup */
60 #define RTL838X_DMA_RX_BASE (0x9f00)
61 #define RTL839X_DMA_RX_BASE (0x780c)
62 #define RTL930X_DMA_RX_BASE (0xdf00)
63 #define RTL931X_DMA_RX_BASE (0x0800)
64
65 #define RTL838X_DMA_TX_BASE (0x9f40)
66 #define RTL839X_DMA_TX_BASE (0x784c)
67 #define RTL930X_DMA_TX_BASE (0xe000)
68 #define RTL931X_DMA_TX_BASE (0x0900)
69
70 #define RTL838X_DMA_IF_RX_RING_SIZE (0xB7E4)
71 #define RTL839X_DMA_IF_RX_RING_SIZE (0x6038)
72 #define RTL930X_DMA_IF_RX_RING_SIZE (0x7C60)
73 #define RTL931X_DMA_IF_RX_RING_SIZE (0x2080)
74
75 #define RTL838X_DMA_IF_RX_RING_CNTR (0xB7E8)
76 #define RTL839X_DMA_IF_RX_RING_CNTR (0x603c)
77 #define RTL930X_DMA_IF_RX_RING_CNTR (0x7C8C)
78 #define RTL931X_DMA_IF_RX_RING_CNTR (0x20AC)
79
80 #define RTL838X_DMA_IF_RX_CUR (0x9F20)
81 #define RTL839X_DMA_IF_RX_CUR (0x782c)
82 #define RTL930X_DMA_IF_RX_CUR (0xdf80)
83 #define RTL931X_DMA_IF_RX_CUR (0x0880)
84
85 #define RTL838X_DMA_IF_TX_CUR_DESC_ADDR_CTRL (0x9F48)
86 #define RTL930X_DMA_IF_TX_CUR_DESC_ADDR_CTRL (0xE008)
87
88 #define RTL838X_DMY_REG31 (0x3b28)
89 #define RTL838X_SDS_MODE_SEL (0x0028)
90 #define RTL838X_SDS_CFG_REG (0x0034)
91 #define RTL838X_INT_MODE_CTRL (0x005c)
92 #define RTL838X_CHIP_INFO (0x00d8)
93 #define RTL838X_SDS4_REG28 (0xef80)
94 #define RTL838X_SDS4_DUMMY0 (0xef8c)
95 #define RTL838X_SDS5_EXT_REG6 (0xf18c)
96
97 /* L2 features */
98 #define RTL839X_TBL_ACCESS_L2_CTRL (0x1180)
99 #define RTL839X_TBL_ACCESS_L2_DATA(idx) (0x1184 + ((idx) << 2))
100 #define RTL838X_TBL_ACCESS_CTRL_0 (0x6914)
101 #define RTL838X_TBL_ACCESS_DATA_0(idx) (0x6918 + ((idx) << 2))
102
103 /* MAC-side link state handling */
104 #define RTL838X_MAC_LINK_STS (0xa188)
105 #define RTL839X_MAC_LINK_STS (0x0390)
106 #define RTL930X_MAC_LINK_STS (0xCB10)
107 #define RTL931X_MAC_LINK_STS (0x0ec0)
108
109 #define RTL838X_MAC_LINK_SPD_STS (0xa190)
110 #define RTL839X_MAC_LINK_SPD_STS (0x03a0)
111 #define RTL930X_MAC_LINK_SPD_STS (0xCB18)
112 #define RTL931X_MAC_LINK_SPD_STS (0x0ed0)
113
114 #define RTL838X_MAC_LINK_DUP_STS (0xa19c)
115 #define RTL839X_MAC_LINK_DUP_STS (0x03b0)
116 #define RTL930X_MAC_LINK_DUP_STS (0xCB28)
117 #define RTL931X_MAC_LINK_DUP_STS (0x0ef0)
118
119 // TODO: RTL8390_MAC_LINK_MEDIA_STS_ADDR ???
120
121 #define RTL838X_MAC_TX_PAUSE_STS (0xa1a0)
122 #define RTL839X_MAC_TX_PAUSE_STS (0x03b8)
123 #define RTL930X_MAC_TX_PAUSE_STS (0xCB2C)
124 #define RTL931X_MAC_TX_PAUSE_STS (0x0ef8)
125
126 #define RTL838X_MAC_RX_PAUSE_STS (0xa1a4)
127 #define RTL839X_MAC_RX_PAUSE_STS (0xCB30)
128 #define RTL930X_MAC_RX_PAUSE_STS (0xC2F8)
129 #define RTL931X_MAC_RX_PAUSE_STS (0x0f00)
130
131 #define RTL838X_EEE_TX_TIMER_GIGA_CTRL (0xaa04)
132 #define RTL838X_EEE_TX_TIMER_GELITE_CTRL (0xaa08)
133
134 #define RTL930X_L2_UNKN_UC_FLD_PMSK (0x9064)
135 #define RTL931X_L2_UNKN_UC_FLD_PMSK (0xC8F4)
136
137 #define RTL839X_MAC_GLB_CTRL (0x02a8)
138 #define RTL839X_SCHED_LB_TICK_TKN_CTRL (0x60f8)
139
140 #define RTL838X_L2_TBL_FLUSH_CTRL (0x3370)
141 #define RTL839X_L2_TBL_FLUSH_CTRL (0x3ba0)
142 #define RTL930X_L2_TBL_FLUSH_CTRL (0x9404)
143 #define RTL931X_L2_TBL_FLUSH_CTRL (0xCD9C)
144
145 #define RTL930X_L2_PORT_SABLK_CTRL (0x905c)
146 #define RTL930X_L2_PORT_DABLK_CTRL (0x9060)
147
148 /* MAC link state bits */
149 #define FORCE_EN (1 << 0)
150 #define FORCE_LINK_EN (1 << 1)
151 #define NWAY_EN (1 << 2)
152 #define DUPLX_MODE (1 << 3)
153 #define TX_PAUSE_EN (1 << 6)
154 #define RX_PAUSE_EN (1 << 7)
155
156 /* L2 Notification DMA interface */
157 #define RTL839X_DMA_IF_NBUF_BASE_DESC_ADDR_CTRL (0x785C)
158 #define RTL839X_L2_NOTIFICATION_CTRL (0x7808)
159 #define RTL931X_L2_NTFY_RING_BASE_ADDR (0x09DC)
160 #define RTL931X_L2_NTFY_RING_CUR_ADDR (0x09E0)
161 #define RTL839X_L2_NOTIFICATION_CTRL (0x7808)
162 #define RTL931X_L2_NTFY_CTRL (0xCDC8)
163 #define RTL838X_L2_CTRL_0 (0x3200)
164 #define RTL839X_L2_CTRL_0 (0x3800)
165 #define RTL930X_L2_CTRL (0x8FD8)
166 #define RTL931X_L2_CTRL (0xC800)
167
168 /* TRAPPING to CPU-PORT */
169 #define RTL838X_SPCL_TRAP_IGMP_CTRL (0x6984)
170 #define RTL838X_RMA_CTRL_0 (0x4300)
171 #define RTL838X_RMA_CTRL_1 (0x4304)
172 #define RTL839X_RMA_CTRL_0 (0x1200)
173
174 #define RTL839X_SPCL_TRAP_IGMP_CTRL (0x1058)
175 #define RTL839X_RMA_CTRL_1 (0x1204)
176 #define RTL839X_RMA_CTRL_2 (0x1208)
177 #define RTL839X_RMA_CTRL_3 (0x120C)
178
179 #define RTL930X_VLAN_APP_PKT_CTRL (0xA23C)
180 #define RTL930X_RMA_CTRL_0 (0x9E60)
181 #define RTL930X_RMA_CTRL_1 (0x9E64)
182 #define RTL930X_RMA_CTRL_2 (0x9E68)
183
184 #define RTL931X_VLAN_APP_PKT_CTRL (0x96b0)
185 #define RTL931X_RMA_CTRL_0 (0x8800)
186 #define RTL931X_RMA_CTRL_1 (0x8804)
187 #define RTL931X_RMA_CTRL_2 (0x8808)
188
189 /* Advanced SMI control for clause 45 PHYs */
190 #define RTL930X_SMI_MAC_TYPE_CTRL (0xCA04)
191 #define RTL930X_SMI_PORT24_27_ADDR_CTRL (0xCB90)
192 #define RTL930X_SMI_PORT0_15_POLLING_SEL (0xCA08)
193 #define RTL930X_SMI_PORT16_27_POLLING_SEL (0xCA0C)
194
195 #define RTL930X_SMI_10GPHY_POLLING_REG0_CFG (0xCBB4)
196 #define RTL930X_SMI_10GPHY_POLLING_REG9_CFG (0xCBB8)
197 #define RTL930X_SMI_10GPHY_POLLING_REG10_CFG (0xCBBC)
198 #define RTL930X_SMI_PRVTE_POLLING_CTRL (0xCA10)
199
200 /* Registers of the internal Serdes of the 8390 */
201 #define RTL839X_SDS12_13_XSG0 (0xB800)
202
203 /* Chip configuration registers of the RTL9310 */
204 #define RTL931X_MEM_ENCAP_INIT (0x4854)
205 #define RTL931X_MEM_MIB_INIT (0x7E18)
206 #define RTL931X_MEM_ACL_INIT (0x40BC)
207 #define RTL931X_MEM_ALE_INIT_0 (0x83F0)
208 #define RTL931X_MEM_ALE_INIT_1 (0x83F4)
209 #define RTL931X_MEM_ALE_INIT_2 (0x82E4)
210 #define RTL931X_MDX_CTRL_RSVD (0x0fcc)
211 #define RTL931X_PS_SOC_CTRL (0x13f8)
212 #define RTL931X_SMI_10GPHY_POLLING_SEL2 (0xCF8)
213 #define RTL931X_SMI_10GPHY_POLLING_SEL3 (0xCFC)
214 #define RTL931X_SMI_10GPHY_POLLING_SEL4 (0xD00)
215
216 /* Registers of the internal Serdes of the 8380 */
217 #define RTL838X_SDS4_FIB_REG0 (0xF800)
218
219 inline int rtl838x_mac_port_ctrl(int p)
220 {
221 return RTL838X_MAC_PORT_CTRL + (p << 7);
222 }
223
224 inline int rtl839x_mac_port_ctrl(int p)
225 {
226 return RTL839X_MAC_PORT_CTRL + (p << 7);
227 }
228
229 /* On the RTL931XX, the functionality of the MAC port control register is split up
230 * into RTL931X_MAC_L2_PORT_CTRL and RTL931X_MAC_PORT_CTRL the functionality used
231 * by the Ethernet driver is in the same bits now in RTL931X_MAC_L2_PORT_CTRL
232 */
233
234 inline int rtl930x_mac_port_ctrl(int p)
235 {
236 return RTL930X_MAC_L2_PORT_CTRL + (p << 6);
237 }
238
239 inline int rtl931x_mac_port_ctrl(int p)
240 {
241 return RTL931X_MAC_L2_PORT_CTRL + (p << 7);
242 }
243
244 inline int rtl838x_dma_if_rx_ring_size(int i)
245 {
246 return RTL838X_DMA_IF_RX_RING_SIZE + ((i >> 3) << 2);
247 }
248
249 inline int rtl839x_dma_if_rx_ring_size(int i)
250 {
251 return RTL839X_DMA_IF_RX_RING_SIZE + ((i >> 3) << 2);
252 }
253
254 inline int rtl930x_dma_if_rx_ring_size(int i)
255 {
256 return RTL930X_DMA_IF_RX_RING_SIZE + ((i / 3) << 2);
257 }
258
259 inline int rtl931x_dma_if_rx_ring_size(int i)
260 {
261 return RTL931X_DMA_IF_RX_RING_SIZE + ((i / 3) << 2);
262 }
263
264 inline int rtl838x_dma_if_rx_ring_cntr(int i)
265 {
266 return RTL838X_DMA_IF_RX_RING_CNTR + ((i >> 3) << 2);
267 }
268
269 inline int rtl839x_dma_if_rx_ring_cntr(int i)
270 {
271 return RTL839X_DMA_IF_RX_RING_CNTR + ((i >> 3) << 2);
272 }
273
274 inline int rtl930x_dma_if_rx_ring_cntr(int i)
275 {
276 return RTL930X_DMA_IF_RX_RING_CNTR + ((i / 3) << 2);
277 }
278
279 inline int rtl931x_dma_if_rx_ring_cntr(int i)
280 {
281 return RTL931X_DMA_IF_RX_RING_CNTR + ((i / 3) << 2);
282 }
283
284 inline u32 rtl838x_get_mac_link_sts(int port)
285 {
286 return (sw_r32(RTL838X_MAC_LINK_STS) & BIT(port));
287 }
288
289 inline u32 rtl839x_get_mac_link_sts(int p)
290 {
291 return (sw_r32(RTL839X_MAC_LINK_STS + ((p >> 5) << 2)) & BIT(p % 32));
292 }
293
294 inline u32 rtl930x_get_mac_link_sts(int port)
295 {
296 u32 link = sw_r32(RTL930X_MAC_LINK_STS);
297
298 link = sw_r32(RTL930X_MAC_LINK_STS);
299 pr_info("%s link state is %08x\n", __func__, link);
300 return link & BIT(port);
301 }
302
303 inline u32 rtl931x_get_mac_link_sts(int p)
304 {
305 return (sw_r32(RTL931X_MAC_LINK_STS + ((p >> 5) << 2)) & BIT(p % 32));
306 }
307
308 inline u32 rtl838x_get_mac_link_dup_sts(int port)
309 {
310 return (sw_r32(RTL838X_MAC_LINK_DUP_STS) & BIT(port));
311 }
312
313 inline u32 rtl839x_get_mac_link_dup_sts(int p)
314 {
315 return (sw_r32(RTL839X_MAC_LINK_DUP_STS + ((p >> 5) << 2)) & BIT(p % 32));
316 }
317
318 inline u32 rtl930x_get_mac_link_dup_sts(int port)
319 {
320 return (sw_r32(RTL930X_MAC_LINK_DUP_STS) & BIT(port));
321 }
322
323 inline u32 rtl931x_get_mac_link_dup_sts(int p)
324 {
325 return (sw_r32(RTL931X_MAC_LINK_DUP_STS + ((p >> 5) << 2)) & BIT(p % 32));
326 }
327
328 inline u32 rtl838x_get_mac_link_spd_sts(int port)
329 {
330 int r = RTL838X_MAC_LINK_SPD_STS + ((port >> 4) << 2);
331 u32 speed = sw_r32(r);
332
333 speed >>= (port % 16) << 1;
334 return (speed & 0x3);
335 }
336
337 inline u32 rtl839x_get_mac_link_spd_sts(int port)
338 {
339 int r = RTL839X_MAC_LINK_SPD_STS + ((port >> 4) << 2);
340 u32 speed = sw_r32(r);
341
342 speed >>= (port % 16) << 1;
343 return (speed & 0x3);
344 }
345
346
347 inline u32 rtl930x_get_mac_link_spd_sts(int port)
348 {
349 int r = RTL930X_MAC_LINK_SPD_STS + ((port >> 3) << 2);
350 u32 speed = sw_r32(r);
351
352 speed >>= (port % 8) << 2;
353 return (speed & 0xf);
354 }
355
356 inline u32 rtl931x_get_mac_link_spd_sts(int port)
357 {
358 int r = RTL931X_MAC_LINK_SPD_STS + ((port >> 3) << 2);
359 u32 speed = sw_r32(r);
360
361 speed >>= (port % 8) << 2;
362 return (speed & 0xf);
363 }
364
365 inline u32 rtl838x_get_mac_rx_pause_sts(int port)
366 {
367 return (sw_r32(RTL838X_MAC_RX_PAUSE_STS) & (1 << port));
368 }
369
370 inline u32 rtl839x_get_mac_rx_pause_sts(int p)
371 {
372 return (sw_r32(RTL839X_MAC_RX_PAUSE_STS + ((p >> 5) << 2)) & BIT(p % 32));
373 }
374
375 inline u32 rtl930x_get_mac_rx_pause_sts(int port)
376 {
377 return (sw_r32(RTL930X_MAC_RX_PAUSE_STS) & (1 << port));
378 }
379
380 inline u32 rtl931x_get_mac_rx_pause_sts(int p)
381 {
382 return (sw_r32(RTL931X_MAC_RX_PAUSE_STS + ((p >> 5) << 2)) & BIT(p % 32));
383 }
384
385 inline u32 rtl838x_get_mac_tx_pause_sts(int port)
386 {
387 return (sw_r32(RTL838X_MAC_TX_PAUSE_STS) & (1 << port));
388 }
389
390 inline u32 rtl839x_get_mac_tx_pause_sts(int p)
391 {
392 return (sw_r32(RTL839X_MAC_TX_PAUSE_STS + ((p >> 5) << 2)) & BIT(p % 32));
393 }
394
395 inline u32 rtl930x_get_mac_tx_pause_sts(int port)
396 {
397 return (sw_r32(RTL930X_MAC_TX_PAUSE_STS) & (1 << port));
398 }
399
400 inline u32 rtl931x_get_mac_tx_pause_sts(int p)
401 {
402 return (sw_r32(RTL931X_MAC_TX_PAUSE_STS + ((p >> 5) << 2)) & BIT(p % 32));
403 }
404
405 struct p_hdr;
406 struct dsa_tag;
407
408 struct rtl838x_eth_reg {
409 irqreturn_t (*net_irq)(int irq, void *dev_id);
410 int (*mac_port_ctrl)(int port);
411 int dma_if_intr_sts;
412 int dma_if_intr_msk;
413 int dma_if_intr_rx_runout_sts;
414 int dma_if_intr_rx_done_sts;
415 int dma_if_intr_tx_done_sts;
416 int dma_if_intr_rx_runout_msk;
417 int dma_if_intr_rx_done_msk;
418 int dma_if_intr_tx_done_msk;
419 int l2_ntfy_if_intr_sts;
420 int l2_ntfy_if_intr_msk;
421 int dma_if_ctrl;
422 int mac_force_mode_ctrl;
423 int dma_rx_base;
424 int dma_tx_base;
425 int (*dma_if_rx_ring_size)(int ring);
426 int (*dma_if_rx_ring_cntr)(int ring);
427 int dma_if_rx_cur;
428 int rst_glb_ctrl;
429 u32 (*get_mac_link_sts)(int port);
430 u32 (*get_mac_link_dup_sts)(int port);
431 u32 (*get_mac_link_spd_sts)(int port);
432 u32 (*get_mac_rx_pause_sts)(int port);
433 u32 (*get_mac_tx_pause_sts)(int port);
434 int mac;
435 int l2_tbl_flush_ctrl;
436 void (*update_cntr)(int r, int work_done);
437 void (*create_tx_header)(struct p_hdr *h, unsigned int dest_port, int prio);
438 bool (*decode_tag)(struct p_hdr *h, struct dsa_tag *tag);
439 };
440
441 int rtl838x_write_phy(u32 port, u32 page, u32 reg, u32 val);
442 int rtl838x_read_phy(u32 port, u32 page, u32 reg, u32 *val);
443 int rtl838x_write_mmd_phy(u32 port, u32 addr, u32 reg, u32 val);
444 int rtl838x_read_mmd_phy(u32 port, u32 addr, u32 reg, u32 *val);
445 int rtl839x_write_phy(u32 port, u32 page, u32 reg, u32 val);
446 int rtl839x_read_phy(u32 port, u32 page, u32 reg, u32 *val);
447 int rtl839x_read_mmd_phy(u32 port, u32 devnum, u32 regnum, u32 *val);
448 int rtl839x_write_mmd_phy(u32 port, u32 devnum, u32 regnum, u32 val);
449 int rtl930x_write_phy(u32 port, u32 page, u32 reg, u32 val);
450 int rtl930x_read_phy(u32 port, u32 page, u32 reg, u32 *val);
451 int rtl931x_write_phy(u32 port, u32 page, u32 reg, u32 val);
452 int rtl931x_read_phy(u32 port, u32 page, u32 reg, u32 *val);
453 int rtl83xx_setup_tc(struct net_device *dev, enum tc_setup_type type, void *type_data);
454
455 #endif /* _RTL838X_ETH_H */