1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /* Microchip Sparx5 Switch driver
3  *
4  * Copyright (c) 2021 Microchip Technology Inc. and its subsidiaries.
5  */
6 
7 #ifndef __SPARX5_MAIN_H__
8 #define __SPARX5_MAIN_H__
9 
10 #include <linux/types.h>
11 #include <linux/phy/phy.h>
12 #include <linux/netdevice.h>
13 #include <linux/phy.h>
14 #include <linux/if_vlan.h>
15 #include <linux/bitmap.h>
16 #include <linux/phylink.h>
17 #include <linux/net_tstamp.h>
18 #include <linux/ptp_clock_kernel.h>
19 #include <linux/hrtimer.h>
20 
21 #include "sparx5_main_regs.h"
22 
23 /* Target chip type */
24 enum spx5_target_chiptype {
25 	SPX5_TARGET_CT_7546    = 0x7546,  /* SparX-5-64  Enterprise */
26 	SPX5_TARGET_CT_7549    = 0x7549,  /* SparX-5-90  Enterprise */
27 	SPX5_TARGET_CT_7552    = 0x7552,  /* SparX-5-128 Enterprise */
28 	SPX5_TARGET_CT_7556    = 0x7556,  /* SparX-5-160 Enterprise */
29 	SPX5_TARGET_CT_7558    = 0x7558,  /* SparX-5-200 Enterprise */
30 	SPX5_TARGET_CT_7546TSN = 0x47546, /* SparX-5-64i Industrial */
31 	SPX5_TARGET_CT_7549TSN = 0x47549, /* SparX-5-90i Industrial */
32 	SPX5_TARGET_CT_7552TSN = 0x47552, /* SparX-5-128i Industrial */
33 	SPX5_TARGET_CT_7556TSN = 0x47556, /* SparX-5-160i Industrial */
34 	SPX5_TARGET_CT_7558TSN = 0x47558, /* SparX-5-200i Industrial */
35 };
36 
37 enum sparx5_port_max_tags {
38 	SPX5_PORT_MAX_TAGS_NONE,  /* No extra tags allowed */
39 	SPX5_PORT_MAX_TAGS_ONE,   /* Single tag allowed */
40 	SPX5_PORT_MAX_TAGS_TWO    /* Single and double tag allowed */
41 };
42 
43 enum sparx5_vlan_port_type {
44 	SPX5_VLAN_PORT_TYPE_UNAWARE, /* VLAN unaware port */
45 	SPX5_VLAN_PORT_TYPE_C,       /* C-port */
46 	SPX5_VLAN_PORT_TYPE_S,       /* S-port */
47 	SPX5_VLAN_PORT_TYPE_S_CUSTOM /* S-port using custom type */
48 };
49 
50 #define SPX5_PORTS             65
51 #define SPX5_PORT_CPU          (SPX5_PORTS)  /* Next port is CPU port */
52 #define SPX5_PORT_CPU_0        (SPX5_PORT_CPU + 0) /* CPU Port 65 */
53 #define SPX5_PORT_CPU_1        (SPX5_PORT_CPU + 1) /* CPU Port 66 */
54 #define SPX5_PORT_VD0          (SPX5_PORT_CPU + 2) /* VD0/Port 67 used for IPMC */
55 #define SPX5_PORT_VD1          (SPX5_PORT_CPU + 3) /* VD1/Port 68 used for AFI/OAM */
56 #define SPX5_PORT_VD2          (SPX5_PORT_CPU + 4) /* VD2/Port 69 used for IPinIP*/
57 #define SPX5_PORTS_ALL         (SPX5_PORT_CPU + 5) /* Total number of ports */
58 
59 #define PGID_BASE              SPX5_PORTS /* Starts after port PGIDs */
60 #define PGID_UC_FLOOD          (PGID_BASE + 0)
61 #define PGID_MC_FLOOD          (PGID_BASE + 1)
62 #define PGID_IPV4_MC_DATA      (PGID_BASE + 2)
63 #define PGID_IPV4_MC_CTRL      (PGID_BASE + 3)
64 #define PGID_IPV6_MC_DATA      (PGID_BASE + 4)
65 #define PGID_IPV6_MC_CTRL      (PGID_BASE + 5)
66 #define PGID_BCAST	       (PGID_BASE + 6)
67 #define PGID_CPU	       (PGID_BASE + 7)
68 #define PGID_MCAST_START       (PGID_BASE + 8)
69 
70 #define PGID_TABLE_SIZE	       3290
71 
72 #define IFH_LEN                9 /* 36 bytes */
73 #define NULL_VID               0
74 #define SPX5_MACT_PULL_DELAY   (2 * HZ)
75 #define SPX5_STATS_CHECK_DELAY (1 * HZ)
76 #define SPX5_PRIOS             8     /* Number of priority queues */
77 #define SPX5_BUFFER_CELL_SZ    184   /* Cell size  */
78 #define SPX5_BUFFER_MEMORY     4194280 /* 22795 words * 184 bytes */
79 
80 #define XTR_QUEUE     0
81 #define INJ_QUEUE     0
82 
83 #define FDMA_DCB_MAX			64
84 #define FDMA_RX_DCB_MAX_DBS		15
85 #define FDMA_TX_DCB_MAX_DBS		1
86 
87 #define SPARX5_PHC_COUNT		3
88 #define SPARX5_PHC_PORT			0
89 
90 #define IFH_REW_OP_NOOP			0x0
91 #define IFH_REW_OP_ONE_STEP_PTP		0x3
92 #define IFH_REW_OP_TWO_STEP_PTP		0x4
93 
94 #define IFH_PDU_TYPE_NONE		0x0
95 #define IFH_PDU_TYPE_PTP		0x5
96 #define IFH_PDU_TYPE_IPV4_UDP_PTP	0x6
97 #define IFH_PDU_TYPE_IPV6_UDP_PTP	0x7
98 
99 struct sparx5;
100 
101 struct sparx5_db_hw {
102 	u64 dataptr;
103 	u64 status;
104 };
105 
106 struct sparx5_rx_dcb_hw {
107 	u64 nextptr;
108 	u64 info;
109 	struct sparx5_db_hw db[FDMA_RX_DCB_MAX_DBS];
110 };
111 
112 struct sparx5_tx_dcb_hw {
113 	u64 nextptr;
114 	u64 info;
115 	struct sparx5_db_hw db[FDMA_TX_DCB_MAX_DBS];
116 };
117 
118 /* Frame DMA receive state:
119  * For each DB, there is a SKB, and the skb data pointer is mapped in
120  * the DB. Once a frame is received the skb is given to the upper layers
121  * and a new skb is added to the dcb.
122  * When the db_index reached FDMA_RX_DCB_MAX_DBS the DB is reused.
123  */
124 struct sparx5_rx {
125 	struct sparx5_rx_dcb_hw *dcb_entries;
126 	struct sparx5_rx_dcb_hw *last_entry;
127 	struct sk_buff *skb[FDMA_DCB_MAX][FDMA_RX_DCB_MAX_DBS];
128 	int db_index;
129 	int dcb_index;
130 	dma_addr_t dma;
131 	struct napi_struct napi;
132 	u32 channel_id;
133 	struct net_device *ndev;
134 	u64 packets;
135 };
136 
137 /* Frame DMA transmit state:
138  * DCBs are chained using the DCBs nextptr field.
139  */
140 struct sparx5_tx {
141 	struct sparx5_tx_dcb_hw *curr_entry;
142 	struct sparx5_tx_dcb_hw *first_entry;
143 	struct list_head db_list;
144 	dma_addr_t dma;
145 	u32 channel_id;
146 	u64 packets;
147 	u64 dropped;
148 };
149 
150 struct sparx5_port_config {
151 	phy_interface_t portmode;
152 	u32 bandwidth;
153 	int speed;
154 	int duplex;
155 	enum phy_media media;
156 	bool inband;
157 	bool power_down;
158 	bool autoneg;
159 	bool serdes_reset;
160 	u32 pause;
161 	u32 pause_adv;
162 	phy_interface_t phy_mode;
163 	u32 sd_sgpio;
164 };
165 
166 struct sparx5_port {
167 	struct net_device *ndev;
168 	struct sparx5 *sparx5;
169 	struct device_node *of_node;
170 	struct phy *serdes;
171 	struct sparx5_port_config conf;
172 	struct phylink_config phylink_config;
173 	struct phylink *phylink;
174 	struct phylink_pcs phylink_pcs;
175 	u16 portno;
176 	/* Ingress default VLAN (pvid) */
177 	u16 pvid;
178 	/* Egress default VLAN (vid) */
179 	u16 vid;
180 	bool signd_internal;
181 	bool signd_active_high;
182 	bool signd_enable;
183 	bool flow_control;
184 	enum sparx5_port_max_tags max_vlan_tags;
185 	enum sparx5_vlan_port_type vlan_type;
186 	u32 custom_etype;
187 	bool vlan_aware;
188 	struct hrtimer inj_timer;
189 	/* ptp */
190 	u8 ptp_cmd;
191 	u16 ts_id;
192 	struct sk_buff_head tx_skbs;
193 	bool is_mrouter;
194 };
195 
196 enum sparx5_core_clockfreq {
197 	SPX5_CORE_CLOCK_DEFAULT,  /* Defaults to the highest supported frequency */
198 	SPX5_CORE_CLOCK_250MHZ,   /* 250MHZ core clock frequency */
199 	SPX5_CORE_CLOCK_500MHZ,   /* 500MHZ core clock frequency */
200 	SPX5_CORE_CLOCK_625MHZ,   /* 625MHZ core clock frequency */
201 };
202 
203 struct sparx5_phc {
204 	struct ptp_clock *clock;
205 	struct ptp_clock_info info;
206 	struct hwtstamp_config hwtstamp_config;
207 	struct sparx5 *sparx5;
208 	u8 index;
209 };
210 
211 struct sparx5_skb_cb {
212 	u8 rew_op;
213 	u8 pdu_type;
214 	u8 pdu_w16_offset;
215 	u16 ts_id;
216 	unsigned long jiffies;
217 };
218 
219 struct sparx5_mdb_entry {
220 	struct list_head list;
221 	DECLARE_BITMAP(port_mask, SPX5_PORTS);
222 	unsigned char addr[ETH_ALEN];
223 	bool cpu_copy;
224 	u16 vid;
225 	u16 pgid_idx;
226 };
227 
228 #define SPARX5_PTP_TIMEOUT		msecs_to_jiffies(10)
229 #define SPARX5_SKB_CB(skb) \
230 	((struct sparx5_skb_cb *)((skb)->cb))
231 
232 struct sparx5 {
233 	struct platform_device *pdev;
234 	struct device *dev;
235 	u32 chip_id;
236 	enum spx5_target_chiptype target_ct;
237 	void __iomem *regs[NUM_TARGETS];
238 	int port_count;
239 	struct mutex lock; /* MAC reg lock */
240 	/* port structures are in net device */
241 	struct sparx5_port *ports[SPX5_PORTS];
242 	enum sparx5_core_clockfreq coreclock;
243 	/* Statistics */
244 	u32 num_stats;
245 	u32 num_ethtool_stats;
246 	const char * const *stats_layout;
247 	u64 *stats;
248 	/* Workqueue for reading stats */
249 	struct mutex queue_stats_lock;
250 	struct delayed_work stats_work;
251 	struct workqueue_struct *stats_queue;
252 	/* Notifiers */
253 	struct notifier_block netdevice_nb;
254 	struct notifier_block switchdev_nb;
255 	struct notifier_block switchdev_blocking_nb;
256 	/* Switch state */
257 	u8 base_mac[ETH_ALEN];
258 	/* Associated bridge device (when bridged) */
259 	struct net_device *hw_bridge_dev;
260 	/* Bridged interfaces */
261 	DECLARE_BITMAP(bridge_mask, SPX5_PORTS);
262 	DECLARE_BITMAP(bridge_fwd_mask, SPX5_PORTS);
263 	DECLARE_BITMAP(bridge_lrn_mask, SPX5_PORTS);
264 	DECLARE_BITMAP(vlan_mask[VLAN_N_VID], SPX5_PORTS);
265 	/* SW MAC table */
266 	struct list_head mact_entries;
267 	/* mac table list (mact_entries) mutex */
268 	struct mutex mact_lock;
269 	/* SW MDB table */
270 	struct list_head mdb_entries;
271 	/* mdb list mutex */
272 	struct mutex mdb_lock;
273 	struct delayed_work mact_work;
274 	struct workqueue_struct *mact_queue;
275 	/* Board specifics */
276 	bool sd_sgpio_remapping;
277 	/* Register based inj/xtr */
278 	int xtr_irq;
279 	/* Frame DMA */
280 	int fdma_irq;
281 	struct sparx5_rx rx;
282 	struct sparx5_tx tx;
283 	/* PTP */
284 	bool ptp;
285 	struct sparx5_phc phc[SPARX5_PHC_COUNT];
286 	spinlock_t ptp_clock_lock; /* lock for phc */
287 	spinlock_t ptp_ts_id_lock; /* lock for ts_id */
288 	struct mutex ptp_lock; /* lock for ptp interface state */
289 	u16 ptp_skbs;
290 	int ptp_irq;
291 	/* PGID allocation map */
292 	u8 pgid_map[PGID_TABLE_SIZE];
293 };
294 
295 /* sparx5_switchdev.c */
296 int sparx5_register_notifier_blocks(struct sparx5 *sparx5);
297 void sparx5_unregister_notifier_blocks(struct sparx5 *sparx5);
298 
299 /* sparx5_packet.c */
300 struct frame_info {
301 	int src_port;
302 	u32 timestamp;
303 };
304 
305 void sparx5_xtr_flush(struct sparx5 *sparx5, u8 grp);
306 void sparx5_ifh_parse(u32 *ifh, struct frame_info *info);
307 irqreturn_t sparx5_xtr_handler(int irq, void *_priv);
308 int sparx5_port_xmit_impl(struct sk_buff *skb, struct net_device *dev);
309 int sparx5_manual_injection_mode(struct sparx5 *sparx5);
310 void sparx5_port_inj_timer_setup(struct sparx5_port *port);
311 
312 /* sparx5_fdma.c */
313 int sparx5_fdma_start(struct sparx5 *sparx5);
314 int sparx5_fdma_stop(struct sparx5 *sparx5);
315 int sparx5_fdma_xmit(struct sparx5 *sparx5, u32 *ifh, struct sk_buff *skb);
316 irqreturn_t sparx5_fdma_handler(int irq, void *args);
317 
318 /* sparx5_mactable.c */
319 void sparx5_mact_pull_work(struct work_struct *work);
320 int sparx5_mact_learn(struct sparx5 *sparx5, int port,
321 		      const unsigned char mac[ETH_ALEN], u16 vid);
322 bool sparx5_mact_getnext(struct sparx5 *sparx5,
323 			 unsigned char mac[ETH_ALEN], u16 *vid, u32 *pcfg2);
324 int sparx5_mact_find(struct sparx5 *sparx5,
325 		     const unsigned char mac[ETH_ALEN], u16 vid, u32 *pcfg2);
326 int sparx5_mact_forget(struct sparx5 *sparx5,
327 		       const unsigned char mac[ETH_ALEN], u16 vid);
328 int sparx5_add_mact_entry(struct sparx5 *sparx5,
329 			  struct net_device *dev,
330 			  u16 portno,
331 			  const unsigned char *addr, u16 vid);
332 int sparx5_del_mact_entry(struct sparx5 *sparx5,
333 			  const unsigned char *addr,
334 			  u16 vid);
335 int sparx5_mc_sync(struct net_device *dev, const unsigned char *addr);
336 int sparx5_mc_unsync(struct net_device *dev, const unsigned char *addr);
337 void sparx5_set_ageing(struct sparx5 *sparx5, int msecs);
338 void sparx5_mact_init(struct sparx5 *sparx5);
339 
340 /* sparx5_vlan.c */
341 void sparx5_pgid_update_mask(struct sparx5_port *port, int pgid, bool enable);
342 void sparx5_pgid_clear(struct sparx5 *spx5, int pgid);
343 void sparx5_pgid_read_mask(struct sparx5 *sparx5, int pgid, u32 portmask[3]);
344 void sparx5_update_fwd(struct sparx5 *sparx5);
345 void sparx5_vlan_init(struct sparx5 *sparx5);
346 void sparx5_vlan_port_setup(struct sparx5 *sparx5, int portno);
347 int sparx5_vlan_vid_add(struct sparx5_port *port, u16 vid, bool pvid,
348 			bool untagged);
349 int sparx5_vlan_vid_del(struct sparx5_port *port, u16 vid);
350 void sparx5_vlan_port_apply(struct sparx5 *sparx5, struct sparx5_port *port);
351 
352 /* sparx5_calendar.c */
353 int sparx5_config_auto_calendar(struct sparx5 *sparx5);
354 int sparx5_config_dsm_calendar(struct sparx5 *sparx5);
355 
356 /* sparx5_ethtool.c */
357 void sparx5_get_stats64(struct net_device *ndev, struct rtnl_link_stats64 *stats);
358 int sparx_stats_init(struct sparx5 *sparx5);
359 
360 /* sparx5_netdev.c */
361 void sparx5_set_port_ifh_timestamp(void *ifh_hdr, u64 timestamp);
362 void sparx5_set_port_ifh_rew_op(void *ifh_hdr, u32 rew_op);
363 void sparx5_set_port_ifh_pdu_type(void *ifh_hdr, u32 pdu_type);
364 void sparx5_set_port_ifh_pdu_w16_offset(void *ifh_hdr, u32 pdu_w16_offset);
365 void sparx5_set_port_ifh(void *ifh_hdr, u16 portno);
366 bool sparx5_netdevice_check(const struct net_device *dev);
367 struct net_device *sparx5_create_netdev(struct sparx5 *sparx5, u32 portno);
368 int sparx5_register_netdevs(struct sparx5 *sparx5);
369 void sparx5_destroy_netdevs(struct sparx5 *sparx5);
370 void sparx5_unregister_netdevs(struct sparx5 *sparx5);
371 
372 /* sparx5_ptp.c */
373 int sparx5_ptp_init(struct sparx5 *sparx5);
374 void sparx5_ptp_deinit(struct sparx5 *sparx5);
375 int sparx5_ptp_hwtstamp_set(struct sparx5_port *port, struct ifreq *ifr);
376 int sparx5_ptp_hwtstamp_get(struct sparx5_port *port, struct ifreq *ifr);
377 void sparx5_ptp_rxtstamp(struct sparx5 *sparx5, struct sk_buff *skb,
378 			 u64 timestamp);
379 int sparx5_ptp_txtstamp_request(struct sparx5_port *port,
380 				struct sk_buff *skb);
381 void sparx5_ptp_txtstamp_release(struct sparx5_port *port,
382 				 struct sk_buff *skb);
383 irqreturn_t sparx5_ptp_irq_handler(int irq, void *args);
384 
385 /* sparx5_pgid.c */
386 enum sparx5_pgid_type {
387 	SPX5_PGID_FREE,
388 	SPX5_PGID_RESERVED,
389 	SPX5_PGID_MULTICAST,
390 };
391 
392 void sparx5_pgid_init(struct sparx5 *spx5);
393 int sparx5_pgid_alloc_glag(struct sparx5 *spx5, u16 *idx);
394 int sparx5_pgid_alloc_mcast(struct sparx5 *spx5, u16 *idx);
395 int sparx5_pgid_free(struct sparx5 *spx5, u16 idx);
396 
397 /* Clock period in picoseconds */
398 static inline u32 sparx5_clk_period(enum sparx5_core_clockfreq cclock)
399 {
400 	switch (cclock) {
401 	case SPX5_CORE_CLOCK_250MHZ:
402 		return 4000;
403 	case SPX5_CORE_CLOCK_500MHZ:
404 		return 2000;
405 	case SPX5_CORE_CLOCK_625MHZ:
406 	default:
407 		return 1600;
408 	}
409 }
410 
411 static inline bool sparx5_is_baser(phy_interface_t interface)
412 {
413 	return interface == PHY_INTERFACE_MODE_5GBASER ||
414 		   interface == PHY_INTERFACE_MODE_10GBASER ||
415 		   interface == PHY_INTERFACE_MODE_25GBASER;
416 }
417 
418 extern const struct phylink_mac_ops sparx5_phylink_mac_ops;
419 extern const struct phylink_pcs_ops sparx5_phylink_pcs_ops;
420 extern const struct ethtool_ops sparx5_ethtool_ops;
421 
422 /* Calculate raw offset */
423 static inline __pure int spx5_offset(int id, int tinst, int tcnt,
424 				     int gbase, int ginst,
425 				     int gcnt, int gwidth,
426 				     int raddr, int rinst,
427 				     int rcnt, int rwidth)
428 {
429 	WARN_ON((tinst) >= tcnt);
430 	WARN_ON((ginst) >= gcnt);
431 	WARN_ON((rinst) >= rcnt);
432 	return gbase + ((ginst) * gwidth) +
433 		raddr + ((rinst) * rwidth);
434 }
435 
436 /* Read, Write and modify registers content.
437  * The register definition macros start at the id
438  */
439 static inline void __iomem *spx5_addr(void __iomem *base[],
440 				      int id, int tinst, int tcnt,
441 				      int gbase, int ginst,
442 				      int gcnt, int gwidth,
443 				      int raddr, int rinst,
444 				      int rcnt, int rwidth)
445 {
446 	WARN_ON((tinst) >= tcnt);
447 	WARN_ON((ginst) >= gcnt);
448 	WARN_ON((rinst) >= rcnt);
449 	return base[id + (tinst)] +
450 		gbase + ((ginst) * gwidth) +
451 		raddr + ((rinst) * rwidth);
452 }
453 
454 static inline void __iomem *spx5_inst_addr(void __iomem *base,
455 					   int gbase, int ginst,
456 					   int gcnt, int gwidth,
457 					   int raddr, int rinst,
458 					   int rcnt, int rwidth)
459 {
460 	WARN_ON((ginst) >= gcnt);
461 	WARN_ON((rinst) >= rcnt);
462 	return base +
463 		gbase + ((ginst) * gwidth) +
464 		raddr + ((rinst) * rwidth);
465 }
466 
467 static inline u32 spx5_rd(struct sparx5 *sparx5, int id, int tinst, int tcnt,
468 			  int gbase, int ginst, int gcnt, int gwidth,
469 			  int raddr, int rinst, int rcnt, int rwidth)
470 {
471 	return readl(spx5_addr(sparx5->regs, id, tinst, tcnt, gbase, ginst,
472 			       gcnt, gwidth, raddr, rinst, rcnt, rwidth));
473 }
474 
475 static inline u32 spx5_inst_rd(void __iomem *iomem, int id, int tinst, int tcnt,
476 			       int gbase, int ginst, int gcnt, int gwidth,
477 			       int raddr, int rinst, int rcnt, int rwidth)
478 {
479 	return readl(spx5_inst_addr(iomem, gbase, ginst,
480 				     gcnt, gwidth, raddr, rinst, rcnt, rwidth));
481 }
482 
483 static inline void spx5_wr(u32 val, struct sparx5 *sparx5,
484 			   int id, int tinst, int tcnt,
485 			   int gbase, int ginst, int gcnt, int gwidth,
486 			   int raddr, int rinst, int rcnt, int rwidth)
487 {
488 	writel(val, spx5_addr(sparx5->regs, id, tinst, tcnt,
489 			      gbase, ginst, gcnt, gwidth,
490 			      raddr, rinst, rcnt, rwidth));
491 }
492 
493 static inline void spx5_inst_wr(u32 val, void __iomem *iomem,
494 				int id, int tinst, int tcnt,
495 				int gbase, int ginst, int gcnt, int gwidth,
496 				int raddr, int rinst, int rcnt, int rwidth)
497 {
498 	writel(val, spx5_inst_addr(iomem,
499 				   gbase, ginst, gcnt, gwidth,
500 				   raddr, rinst, rcnt, rwidth));
501 }
502 
503 static inline void spx5_rmw(u32 val, u32 mask, struct sparx5 *sparx5,
504 			    int id, int tinst, int tcnt,
505 			    int gbase, int ginst, int gcnt, int gwidth,
506 			    int raddr, int rinst, int rcnt, int rwidth)
507 {
508 	u32 nval;
509 
510 	nval = readl(spx5_addr(sparx5->regs, id, tinst, tcnt, gbase, ginst,
511 			       gcnt, gwidth, raddr, rinst, rcnt, rwidth));
512 	nval = (nval & ~mask) | (val & mask);
513 	writel(nval, spx5_addr(sparx5->regs, id, tinst, tcnt, gbase, ginst,
514 			       gcnt, gwidth, raddr, rinst, rcnt, rwidth));
515 }
516 
517 static inline void spx5_inst_rmw(u32 val, u32 mask, void __iomem *iomem,
518 				 int id, int tinst, int tcnt,
519 				 int gbase, int ginst, int gcnt, int gwidth,
520 				 int raddr, int rinst, int rcnt, int rwidth)
521 {
522 	u32 nval;
523 
524 	nval = readl(spx5_inst_addr(iomem, gbase, ginst, gcnt, gwidth, raddr,
525 				    rinst, rcnt, rwidth));
526 	nval = (nval & ~mask) | (val & mask);
527 	writel(nval, spx5_inst_addr(iomem, gbase, ginst, gcnt, gwidth, raddr,
528 				    rinst, rcnt, rwidth));
529 }
530 
531 static inline void __iomem *spx5_inst_get(struct sparx5 *sparx5, int id, int tinst)
532 {
533 	return sparx5->regs[id + tinst];
534 }
535 
536 static inline void __iomem *spx5_reg_get(struct sparx5 *sparx5,
537 					 int id, int tinst, int tcnt,
538 					 int gbase, int ginst, int gcnt, int gwidth,
539 					 int raddr, int rinst, int rcnt, int rwidth)
540 {
541 	return spx5_addr(sparx5->regs, id, tinst, tcnt,
542 			 gbase, ginst, gcnt, gwidth,
543 			 raddr, rinst, rcnt, rwidth);
544 }
545 
546 #endif	/* __SPARX5_MAIN_H__ */
547