xref: /linux/drivers/net/ethernet/airoha/airoha_eth.h (revision 00afb1811fa638dacf125dd1c343b7a181624dfd)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (c) 2024 AIROHA Inc
4  * Author: Lorenzo Bianconi <lorenzo@kernel.org>
5  */
6 
7 #ifndef AIROHA_ETH_H
8 #define AIROHA_ETH_H
9 
10 #include <linux/debugfs.h>
11 #include <linux/etherdevice.h>
12 #include <linux/iopoll.h>
13 #include <linux/kernel.h>
14 #include <linux/netdevice.h>
15 #include <linux/reset.h>
16 #include <linux/soc/airoha/airoha_offload.h>
17 #include <net/dsa.h>
18 
19 #define AIROHA_MAX_NUM_GDM_PORTS	4
20 #define AIROHA_MAX_NUM_QDMA		2
21 #define AIROHA_MAX_NUM_IRQ_BANKS	4
22 #define AIROHA_MAX_DSA_PORTS		7
23 #define AIROHA_MAX_NUM_RSTS		3
24 #define AIROHA_MAX_MTU			9220
25 #define AIROHA_MAX_PACKET_SIZE		2048
26 #define AIROHA_NUM_QOS_CHANNELS		4
27 #define AIROHA_NUM_QOS_QUEUES		8
28 #define AIROHA_NUM_TX_RING		32
29 #define AIROHA_NUM_RX_RING		32
30 #define AIROHA_NUM_NETDEV_TX_RINGS	(AIROHA_NUM_TX_RING + \
31 					 AIROHA_NUM_QOS_CHANNELS)
32 #define AIROHA_FE_MC_MAX_VLAN_TABLE	64
33 #define AIROHA_FE_MC_MAX_VLAN_PORT	16
34 #define AIROHA_NUM_TX_IRQ		2
35 #define HW_DSCP_NUM			2048
36 #define IRQ_QUEUE_LEN(_n)		((_n) ? 1024 : 2048)
37 #define TX_DSCP_NUM			1024
38 #define RX_DSCP_NUM(_n)			\
39 	((_n) ==  2 ? 128 :		\
40 	 (_n) == 11 ? 128 :		\
41 	 (_n) == 15 ? 128 :		\
42 	 (_n) ==  0 ? 1024 : 16)
43 
44 #define PSE_RSV_PAGES			128
45 #define PSE_QUEUE_RSV_PAGES		64
46 
47 #define QDMA_METER_IDX(_n)		((_n) & 0xff)
48 #define QDMA_METER_GROUP(_n)		(((_n) >> 8) & 0x3)
49 
50 #define PPE_SRAM_NUM_ENTRIES		(8 * 1024)
51 #define PPE_STATS_NUM_ENTRIES		(4 * 1024)
52 #define PPE_DRAM_NUM_ENTRIES		(16 * 1024)
53 #define PPE_ENTRY_SIZE			80
54 #define PPE_RAM_NUM_ENTRIES_SHIFT(_n)	(__ffs((_n) >> 10))
55 
56 #define MTK_HDR_LEN			4
57 #define MTK_HDR_XMIT_TAGGED_TPID_8100	1
58 #define MTK_HDR_XMIT_TAGGED_TPID_88A8	2
59 
60 enum {
61 	QDMA_INT_REG_IDX0,
62 	QDMA_INT_REG_IDX1,
63 	QDMA_INT_REG_IDX2,
64 	QDMA_INT_REG_IDX3,
65 	QDMA_INT_REG_IDX4,
66 	QDMA_INT_REG_MAX
67 };
68 
69 enum {
70 	HSGMII_LAN_7581_PCIE0_SRCPORT	= 0x16,
71 	HSGMII_LAN_7581_PCIE1_SRCPORT,
72 	HSGMII_LAN_7581_ETH_SRCPORT,
73 	HSGMII_LAN_7581_USB_SRCPORT,
74 };
75 
76 enum {
77 	HSGMII_LAN_7583_ETH_SRCPORT	= 0x16,
78 	HSGMII_LAN_7583_PCIE_SRCPORT	= 0x18,
79 	HSGMII_LAN_7583_USB_SRCPORT,
80 };
81 
82 enum {
83 	XSI_PCIE0_VIP_PORT_MASK	= BIT(22),
84 	XSI_PCIE1_VIP_PORT_MASK	= BIT(23),
85 	XSI_USB_VIP_PORT_MASK	= BIT(25),
86 	XSI_ETH_VIP_PORT_MASK	= BIT(24),
87 };
88 
89 enum {
90 	DEV_STATE_INITIALIZED,
91 	DEV_STATE_REGISTERED,
92 };
93 
94 enum {
95 	CDM_CRSN_QSEL_Q1 = 1,
96 	CDM_CRSN_QSEL_Q5 = 5,
97 	CDM_CRSN_QSEL_Q6 = 6,
98 	CDM_CRSN_QSEL_Q15 = 15,
99 };
100 
101 enum {
102 	CRSN_08 = 0x8,
103 	CRSN_21 = 0x15, /* KA */
104 	CRSN_22 = 0x16, /* hit bind and force route to CPU */
105 	CRSN_24 = 0x18,
106 	CRSN_25 = 0x19,
107 };
108 
109 enum airoha_gdm_index {
110 	AIROHA_GDM1_IDX = 1,
111 	AIROHA_GDM2_IDX = 2,
112 	AIROHA_GDM3_IDX = 3,
113 	AIROHA_GDM4_IDX = 4,
114 };
115 
116 enum {
117 	FE_PSE_PORT_CDM1,
118 	FE_PSE_PORT_GDM1,
119 	FE_PSE_PORT_GDM2,
120 	FE_PSE_PORT_GDM3,
121 	FE_PSE_PORT_PPE1,
122 	FE_PSE_PORT_CDM2,
123 	FE_PSE_PORT_CDM3,
124 	FE_PSE_PORT_CDM4,
125 	FE_PSE_PORT_PPE2,
126 	FE_PSE_PORT_GDM4,
127 	FE_PSE_PORT_CDM5,
128 	FE_PSE_PORT_DROP = 0xf,
129 };
130 
131 enum tx_sched_mode {
132 	TC_SCH_WRR8,
133 	TC_SCH_SP,
134 	TC_SCH_WRR7,
135 	TC_SCH_WRR6,
136 	TC_SCH_WRR5,
137 	TC_SCH_WRR4,
138 	TC_SCH_WRR3,
139 	TC_SCH_WRR2,
140 };
141 
142 enum trtcm_unit_type {
143 	TRTCM_BYTE_UNIT,
144 	TRTCM_PACKET_UNIT,
145 };
146 
147 enum trtcm_param_type {
148 	TRTCM_MISC_MODE, /* meter_en, pps_mode, tick_sel */
149 	TRTCM_TOKEN_RATE_MODE,
150 	TRTCM_BUCKETSIZE_SHIFT_MODE,
151 	TRTCM_BUCKET_COUNTER_MODE,
152 };
153 
154 enum trtcm_mode_type {
155 	TRTCM_COMMIT_MODE,
156 	TRTCM_PEAK_MODE,
157 };
158 
159 enum trtcm_param {
160 	TRTCM_TICK_SEL = BIT(0),
161 	TRTCM_PKT_MODE = BIT(1),
162 	TRTCM_METER_MODE = BIT(2),
163 };
164 
165 #define MIN_TOKEN_SIZE				4096
166 #define MAX_TOKEN_SIZE_OFFSET			17
167 #define TRTCM_TOKEN_RATE_MASK			GENMASK(23, 6)
168 #define TRTCM_TOKEN_RATE_FRACTION_MASK		GENMASK(5, 0)
169 
170 struct airoha_queue_entry {
171 	union {
172 		void *buf;
173 		struct {
174 			struct list_head list;
175 			struct sk_buff *skb;
176 		};
177 	};
178 	dma_addr_t dma_addr;
179 	u16 dma_len;
180 };
181 
182 struct airoha_queue {
183 	struct airoha_qdma *qdma;
184 
185 	/* protect concurrent queue accesses */
186 	spinlock_t lock;
187 	struct airoha_queue_entry *entry;
188 	struct airoha_qdma_desc *desc;
189 	u16 head;
190 	u16 tail;
191 
192 	int queued;
193 	int ndesc;
194 	int free_thr;
195 	int buf_size;
196 
197 	struct napi_struct napi;
198 	struct page_pool *page_pool;
199 	struct sk_buff *skb;
200 
201 	struct list_head tx_list;
202 };
203 
204 struct airoha_tx_irq_queue {
205 	struct airoha_qdma *qdma;
206 
207 	struct napi_struct napi;
208 
209 	int size;
210 	u32 *q;
211 };
212 
213 struct airoha_hw_stats {
214 	/* protect concurrent hw_stats accesses */
215 	spinlock_t lock;
216 	struct u64_stats_sync syncp;
217 
218 	/* get_stats64 */
219 	u64 rx_ok_pkts;
220 	u64 tx_ok_pkts;
221 	u64 rx_ok_bytes;
222 	u64 tx_ok_bytes;
223 	u64 rx_multicast;
224 	u64 rx_errors;
225 	u64 rx_drops;
226 	u64 tx_drops;
227 	u64 rx_crc_error;
228 	u64 rx_over_errors;
229 	/* ethtool stats */
230 	u64 tx_broadcast;
231 	u64 tx_multicast;
232 	u64 tx_len[7];
233 	u64 rx_broadcast;
234 	u64 rx_fragment;
235 	u64 rx_jabber;
236 	u64 rx_len[7];
237 };
238 
239 enum {
240 	AIROHA_FOE_STATE_INVALID,
241 	AIROHA_FOE_STATE_UNBIND,
242 	AIROHA_FOE_STATE_BIND,
243 	AIROHA_FOE_STATE_FIN
244 };
245 
246 enum {
247 	PPE_PKT_TYPE_IPV4_HNAPT = 0,
248 	PPE_PKT_TYPE_IPV4_ROUTE = 1,
249 	PPE_PKT_TYPE_BRIDGE = 2,
250 	PPE_PKT_TYPE_IPV4_DSLITE = 3,
251 	PPE_PKT_TYPE_IPV6_ROUTE_3T = 4,
252 	PPE_PKT_TYPE_IPV6_ROUTE_5T = 5,
253 	PPE_PKT_TYPE_IPV6_6RD = 7,
254 };
255 
256 #define AIROHA_FOE_MAC_SMAC_ID		GENMASK(20, 16)
257 #define AIROHA_FOE_MAC_PPPOE_ID		GENMASK(15, 0)
258 
259 #define AIROHA_FOE_MAC_WDMA_QOS		GENMASK(15, 12)
260 #define AIROHA_FOE_MAC_WDMA_BAND	BIT(11)
261 #define AIROHA_FOE_MAC_WDMA_WCID	GENMASK(10, 0)
262 
263 struct airoha_foe_mac_info_common {
264 	u16 vlan1;
265 	u16 etype;
266 
267 	u32 dest_mac_hi;
268 
269 	u16 vlan2;
270 	u16 dest_mac_lo;
271 
272 	u32 src_mac_hi;
273 };
274 
275 struct airoha_foe_mac_info {
276 	struct airoha_foe_mac_info_common common;
277 
278 	u16 pppoe_id;
279 	u16 src_mac_lo;
280 
281 	u32 meter;
282 };
283 
284 #define AIROHA_FOE_IB1_UNBIND_PREBIND		BIT(24)
285 #define AIROHA_FOE_IB1_UNBIND_PACKETS		GENMASK(23, 8)
286 #define AIROHA_FOE_IB1_UNBIND_TIMESTAMP		GENMASK(7, 0)
287 
288 #define AIROHA_FOE_IB1_BIND_STATIC		BIT(31)
289 #define AIROHA_FOE_IB1_BIND_UDP			BIT(30)
290 #define AIROHA_FOE_IB1_BIND_STATE		GENMASK(29, 28)
291 #define AIROHA_FOE_IB1_BIND_PACKET_TYPE		GENMASK(27, 25)
292 #define AIROHA_FOE_IB1_BIND_TTL			BIT(24)
293 #define AIROHA_FOE_IB1_BIND_TUNNEL_DECAP	BIT(23)
294 #define AIROHA_FOE_IB1_BIND_PPPOE		BIT(22)
295 #define AIROHA_FOE_IB1_BIND_VPM			GENMASK(21, 20)
296 #define AIROHA_FOE_IB1_BIND_VLAN_LAYER		GENMASK(19, 16)
297 #define AIROHA_FOE_IB1_BIND_KEEPALIVE		BIT(15)
298 #define AIROHA_FOE_IB1_BIND_TIMESTAMP		GENMASK(14, 0)
299 
300 #define AIROHA_FOE_IB2_DSCP			GENMASK(31, 24)
301 #define AIROHA_FOE_IB2_PORT_AG			GENMASK(23, 13)
302 #define AIROHA_FOE_IB2_PCP			BIT(12)
303 #define AIROHA_FOE_IB2_MULTICAST		BIT(11)
304 #define AIROHA_FOE_IB2_FAST_PATH		BIT(10)
305 #define AIROHA_FOE_IB2_PSE_QOS			BIT(9)
306 #define AIROHA_FOE_IB2_PSE_PORT			GENMASK(8, 5)
307 #define AIROHA_FOE_IB2_NBQ			GENMASK(4, 0)
308 
309 #define AIROHA_FOE_ACTDP			GENMASK(31, 24)
310 #define AIROHA_FOE_SHAPER_ID			GENMASK(23, 16)
311 #define AIROHA_FOE_CHANNEL			GENMASK(15, 11)
312 #define AIROHA_FOE_QID				GENMASK(10, 8)
313 #define AIROHA_FOE_DPI				BIT(7)
314 #define AIROHA_FOE_TUNNEL			BIT(6)
315 #define AIROHA_FOE_TUNNEL_ID			GENMASK(5, 0)
316 
317 #define AIROHA_FOE_TUNNEL_MTU			GENMASK(31, 16)
318 #define AIROHA_FOE_ACNT_GRP3			GENMASK(15, 9)
319 #define AIROHA_FOE_METER_GRP3			GENMASK(8, 5)
320 #define AIROHA_FOE_METER_GRP2			GENMASK(4, 0)
321 
322 struct airoha_foe_bridge {
323 	u32 dest_mac_hi;
324 
325 	u16 src_mac_hi;
326 	u16 dest_mac_lo;
327 
328 	u32 src_mac_lo;
329 
330 	u32 ib2;
331 
332 	u32 rsv[5];
333 
334 	u32 data;
335 
336 	struct airoha_foe_mac_info l2;
337 };
338 
339 struct airoha_foe_ipv4_tuple {
340 	u32 src_ip;
341 	u32 dest_ip;
342 	union {
343 		struct {
344 			u16 dest_port;
345 			u16 src_port;
346 		};
347 		struct {
348 			u8 protocol;
349 			u8 _pad[3]; /* fill with 0xa5a5a5 */
350 		};
351 		u32 ports;
352 	};
353 };
354 
355 struct airoha_foe_ipv4 {
356 	struct airoha_foe_ipv4_tuple orig_tuple;
357 
358 	u32 ib2;
359 
360 	struct airoha_foe_ipv4_tuple new_tuple;
361 
362 	u32 rsv[2];
363 
364 	u32 data;
365 
366 	struct airoha_foe_mac_info l2;
367 };
368 
369 struct airoha_foe_ipv4_dslite {
370 	struct airoha_foe_ipv4_tuple ip4;
371 
372 	u32 ib2;
373 
374 	u8 flow_label[3];
375 	u8 priority;
376 
377 	u32 rsv[4];
378 
379 	u32 data;
380 
381 	struct airoha_foe_mac_info l2;
382 };
383 
384 struct airoha_foe_ipv6 {
385 	u32 src_ip[4];
386 	u32 dest_ip[4];
387 
388 	union {
389 		struct {
390 			u16 dest_port;
391 			u16 src_port;
392 		};
393 		struct {
394 			u8 protocol;
395 			u8 pad[3];
396 		};
397 		u32 ports;
398 	};
399 
400 	u32 data;
401 
402 	u32 ib2;
403 
404 	struct airoha_foe_mac_info_common l2;
405 
406 	u32 meter;
407 };
408 
409 struct airoha_foe_entry {
410 	union {
411 		struct {
412 			u32 ib1;
413 			union {
414 				struct airoha_foe_bridge bridge;
415 				struct airoha_foe_ipv4 ipv4;
416 				struct airoha_foe_ipv4_dslite dslite;
417 				struct airoha_foe_ipv6 ipv6;
418 				DECLARE_FLEX_ARRAY(u32, d);
419 			};
420 		};
421 		u8 data[PPE_ENTRY_SIZE];
422 	};
423 };
424 
425 struct airoha_foe_stats {
426 	u32 bytes;
427 	u32 packets;
428 };
429 
430 struct airoha_foe_stats64 {
431 	u64 bytes;
432 	u64 packets;
433 };
434 
435 struct airoha_flow_data {
436 	struct ethhdr eth;
437 
438 	union {
439 		struct {
440 			__be32 src_addr;
441 			__be32 dst_addr;
442 		} v4;
443 
444 		struct {
445 			struct in6_addr src_addr;
446 			struct in6_addr dst_addr;
447 		} v6;
448 	};
449 
450 	__be16 src_port;
451 	__be16 dst_port;
452 
453 	struct {
454 		struct {
455 			u16 id;
456 			__be16 proto;
457 		} hdr[2];
458 		u8 num;
459 	} vlan;
460 	struct {
461 		u16 sid;
462 		u8 num;
463 	} pppoe;
464 };
465 
466 enum airoha_flow_entry_type {
467 	FLOW_TYPE_L4,
468 	FLOW_TYPE_L2,
469 	FLOW_TYPE_L2_SUBFLOW,
470 };
471 
472 struct airoha_flow_table_entry {
473 	union {
474 		struct hlist_node list; /* PPE L3 flow entry */
475 		struct {
476 			struct rhash_head l2_node;  /* L2 flow entry */
477 			struct hlist_head l2_flows; /* PPE L2 subflows list */
478 		};
479 	};
480 
481 	struct hlist_node l2_subflow_node; /* PPE L2 subflow entry */
482 	u32 hash;
483 
484 	struct airoha_foe_stats64 stats;
485 	enum airoha_flow_entry_type type;
486 
487 	struct rhash_head node;
488 	unsigned long cookie;
489 
490 	/* Must be last --ends in a flexible-array member. */
491 	struct airoha_foe_entry data;
492 };
493 
494 struct airoha_wdma_info {
495 	u8 idx;
496 	u8 queue;
497 	u16 wcid;
498 	u8 bss;
499 };
500 
501 /* RX queue to IRQ mapping: BIT(q) in IRQ(n) */
502 #define RX_IRQ0_BANK_PIN_MASK			0x839f
503 #define RX_IRQ1_BANK_PIN_MASK			0x7fe00000
504 #define RX_IRQ2_BANK_PIN_MASK			0x20
505 #define RX_IRQ3_BANK_PIN_MASK			0x40
506 #define RX_IRQ_BANK_PIN_MASK(_n)		\
507 	(((_n) == 3) ? RX_IRQ3_BANK_PIN_MASK :	\
508 	 ((_n) == 2) ? RX_IRQ2_BANK_PIN_MASK :	\
509 	 ((_n) == 1) ? RX_IRQ1_BANK_PIN_MASK :	\
510 	 RX_IRQ0_BANK_PIN_MASK)
511 
512 struct airoha_irq_bank {
513 	struct airoha_qdma *qdma;
514 
515 	/* protect concurrent irqmask accesses */
516 	spinlock_t irq_lock;
517 	u32 irqmask[QDMA_INT_REG_MAX];
518 	int irq;
519 };
520 
521 struct airoha_qdma {
522 	struct airoha_eth *eth;
523 	void __iomem *regs;
524 
525 	atomic_t users;
526 
527 	struct airoha_irq_bank irq_banks[AIROHA_MAX_NUM_IRQ_BANKS];
528 
529 	struct airoha_tx_irq_queue q_tx_irq[AIROHA_NUM_TX_IRQ];
530 
531 	struct airoha_queue q_tx[AIROHA_NUM_TX_RING];
532 	struct airoha_queue q_rx[AIROHA_NUM_RX_RING];
533 };
534 
535 struct airoha_gdm_port {
536 	struct airoha_qdma *qdma;
537 	struct net_device *dev;
538 	int id;
539 
540 	struct airoha_hw_stats stats;
541 
542 	DECLARE_BITMAP(qos_sq_bmap, AIROHA_NUM_QOS_CHANNELS);
543 
544 	/* qos stats counters */
545 	u64 cpu_tx_packets;
546 	u64 fwd_tx_packets;
547 
548 	struct metadata_dst *dsa_meta[AIROHA_MAX_DSA_PORTS];
549 };
550 
551 #define AIROHA_RXD4_PPE_CPU_REASON	GENMASK(20, 16)
552 #define AIROHA_RXD4_FOE_ENTRY		GENMASK(15, 0)
553 
554 struct airoha_ppe {
555 	struct airoha_ppe_dev dev;
556 	struct airoha_eth *eth;
557 
558 	void *foe;
559 	dma_addr_t foe_dma;
560 
561 	struct rhashtable l2_flows;
562 
563 	struct hlist_head *foe_flow;
564 	u16 *foe_check_time;
565 
566 	struct airoha_foe_stats *foe_stats;
567 	dma_addr_t foe_stats_dma;
568 
569 	struct dentry *debugfs_dir;
570 };
571 
572 struct airoha_eth_soc_data {
573 	u16 version;
574 	const char * const *xsi_rsts_names;
575 	int num_xsi_rsts;
576 	int num_ppe;
577 	struct {
578 		int (*get_src_port_id)(struct airoha_gdm_port *port, int nbq);
579 	} ops;
580 };
581 
582 struct airoha_eth {
583 	struct device *dev;
584 
585 	const struct airoha_eth_soc_data *soc;
586 
587 	unsigned long state;
588 	void __iomem *fe_regs;
589 
590 	struct airoha_npu __rcu *npu;
591 
592 	struct airoha_ppe *ppe;
593 	struct rhashtable flow_table;
594 
595 	struct reset_control_bulk_data rsts[AIROHA_MAX_NUM_RSTS];
596 	struct reset_control_bulk_data *xsi_rsts;
597 
598 	struct net_device *napi_dev;
599 
600 	struct airoha_qdma qdma[AIROHA_MAX_NUM_QDMA];
601 	struct airoha_gdm_port *ports[AIROHA_MAX_NUM_GDM_PORTS];
602 };
603 
604 u32 airoha_rr(void __iomem *base, u32 offset);
605 void airoha_wr(void __iomem *base, u32 offset, u32 val);
606 u32 airoha_rmw(void __iomem *base, u32 offset, u32 mask, u32 val);
607 
608 #define airoha_fe_rr(eth, offset)				\
609 	airoha_rr((eth)->fe_regs, (offset))
610 #define airoha_fe_wr(eth, offset, val)				\
611 	airoha_wr((eth)->fe_regs, (offset), (val))
612 #define airoha_fe_rmw(eth, offset, mask, val)			\
613 	airoha_rmw((eth)->fe_regs, (offset), (mask), (val))
614 #define airoha_fe_set(eth, offset, val)				\
615 	airoha_rmw((eth)->fe_regs, (offset), 0, (val))
616 #define airoha_fe_clear(eth, offset, val)			\
617 	airoha_rmw((eth)->fe_regs, (offset), (val), 0)
618 
619 #define airoha_qdma_rr(qdma, offset)				\
620 	airoha_rr((qdma)->regs, (offset))
621 #define airoha_qdma_wr(qdma, offset, val)			\
622 	airoha_wr((qdma)->regs, (offset), (val))
623 #define airoha_qdma_rmw(qdma, offset, mask, val)		\
624 	airoha_rmw((qdma)->regs, (offset), (mask), (val))
625 #define airoha_qdma_set(qdma, offset, val)			\
626 	airoha_rmw((qdma)->regs, (offset), 0, (val))
627 #define airoha_qdma_clear(qdma, offset, val)			\
628 	airoha_rmw((qdma)->regs, (offset), (val), 0)
629 
airhoa_is_lan_gdm_port(struct airoha_gdm_port * port)630 static inline bool airhoa_is_lan_gdm_port(struct airoha_gdm_port *port)
631 {
632 	/* GDM1 port on EN7581 SoC is connected to the lan dsa switch.
633 	 * GDM{2,3,4} can be used as wan port connected to an external
634 	 * phy module.
635 	 */
636 	return port->id == 1;
637 }
638 
airoha_is_7581(struct airoha_eth * eth)639 static inline bool airoha_is_7581(struct airoha_eth *eth)
640 {
641 	return eth->soc->version == 0x7581;
642 }
643 
airoha_is_7583(struct airoha_eth * eth)644 static inline bool airoha_is_7583(struct airoha_eth *eth)
645 {
646 	return eth->soc->version == 0x7583;
647 }
648 
649 bool airoha_is_valid_gdm_port(struct airoha_eth *eth,
650 			      struct airoha_gdm_port *port);
651 
652 bool airoha_ppe_is_enabled(struct airoha_eth *eth, int index);
653 void airoha_ppe_check_skb(struct airoha_ppe_dev *dev, struct sk_buff *skb,
654 			  u16 hash, bool rx_wlan);
655 int airoha_ppe_setup_tc_block_cb(struct airoha_ppe_dev *dev, void *type_data);
656 int airoha_ppe_init(struct airoha_eth *eth);
657 void airoha_ppe_deinit(struct airoha_eth *eth);
658 void airoha_ppe_init_upd_mem(struct airoha_gdm_port *port);
659 u32 airoha_ppe_get_total_num_entries(struct airoha_ppe *ppe);
660 struct airoha_foe_entry *airoha_ppe_foe_get_entry(struct airoha_ppe *ppe,
661 						  u32 hash);
662 void airoha_ppe_foe_entry_get_stats(struct airoha_ppe *ppe, u32 hash,
663 				    struct airoha_foe_stats64 *stats);
664 
665 #ifdef CONFIG_DEBUG_FS
666 int airoha_ppe_debugfs_init(struct airoha_ppe *ppe);
667 #else
airoha_ppe_debugfs_init(struct airoha_ppe * ppe)668 static inline int airoha_ppe_debugfs_init(struct airoha_ppe *ppe)
669 {
670 	return 0;
671 }
672 #endif
673 
674 #endif /* AIROHA_ETH_H */
675