1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * Copyright (c) 2014-2015 Hisilicon Limited.
4  */
5 
6 #ifndef __HNS_DSAF_MAIN_H
7 #define __HNS_DSAF_MAIN_H
8 #include "hnae.h"
9 
10 #include "hns_dsaf_reg.h"
11 #include "hns_dsaf_mac.h"
12 
13 struct hns_mac_cb;
14 
15 #define DSAF_DRV_NAME "hns_dsaf"
16 #define DSAF_MOD_VERSION "v1.0"
17 #define DSAF_DEVICE_NAME "dsaf"
18 
19 #define HNS_DSAF_DEBUG_NW_REG_OFFSET 0x100000
20 
21 #define DSAF_BASE_INNER_PORT_NUM 127/* mac tbl qid*/
22 
23 #define DSAF_MAX_CHIP_NUM 2  /*max 2 chips */
24 
25 #define DSAF_DEFAUTL_QUEUE_NUM_PER_PPE 22
26 
27 #define HNS_DSAF_MAX_DESC_CNT 1024
28 #define HNS_DSAF_MIN_DESC_CNT 16
29 
30 #define DSAF_INVALID_ENTRY_IDX 0xffff
31 
32 #define DSAF_CFG_READ_CNT   30
33 
34 #define DSAF_DUMP_REGS_NUM 504
35 #define DSAF_STATIC_NUM 28
36 #define DSAF_V2_STATIC_NUM	44
37 #define DSAF_PRIO_NR	8
38 #define DSAF_REG_PER_ZONE	3
39 
40 #define DSAF_ROCE_CREDIT_CHN	8
41 #define DSAF_ROCE_CHAN_MODE	3
42 
43 #define HNS_MAX_WAIT_CNT 10000
44 
45 enum dsaf_roce_port_mode {
46 	DSAF_ROCE_6PORT_MODE,
47 	DSAF_ROCE_4PORT_MODE,
48 	DSAF_ROCE_2PORT_MODE,
49 	DSAF_ROCE_CHAN_MODE_NUM,
50 };
51 
52 enum dsaf_roce_port_num {
53 	DSAF_ROCE_PORT_0,
54 	DSAF_ROCE_PORT_1,
55 	DSAF_ROCE_PORT_2,
56 	DSAF_ROCE_PORT_3,
57 	DSAF_ROCE_PORT_4,
58 	DSAF_ROCE_PORT_5,
59 };
60 
61 enum dsaf_roce_qos_sl {
62 	DSAF_ROCE_SL_0,
63 	DSAF_ROCE_SL_1,
64 	DSAF_ROCE_SL_2,
65 	DSAF_ROCE_SL_3,
66 };
67 
68 #define DSAF_STATS_READ(p, offset) (*((u64 *)((u8 *)(p) + (offset))))
69 #define HNS_DSAF_IS_DEBUG(dev) ((dev)->dsaf_mode == DSAF_MODE_DISABLE_SP)
70 
71 enum hal_dsaf_mode {
72 	HRD_DSAF_NO_DSAF_MODE	= 0x0,
73 	HRD_DSAF_MODE		= 0x1,
74 };
75 
76 enum hal_dsaf_tc_mode {
77 	HRD_DSAF_4TC_MODE		= 0X0,
78 	HRD_DSAF_8TC_MODE		= 0X1,
79 };
80 
81 struct dsaf_vm_def_vlan {
82 	u32 vm_def_vlan_id;
83 	u32 vm_def_vlan_cfi;
84 	u32 vm_def_vlan_pri;
85 };
86 
87 struct dsaf_tbl_tcam_data {
88 	u32 tbl_tcam_data_high;
89 	u32 tbl_tcam_data_low;
90 };
91 
92 #define DSAF_PORT_MSK_NUM \
93 	((DSAF_TOTAL_QUEUE_NUM + DSAF_SERVICE_NW_NUM - 1) / 32 + 1)
94 struct dsaf_tbl_tcam_mcast_cfg {
95 	u8 tbl_mcast_old_en;
96 	u8 tbl_mcast_item_vld;
97 	u32 tbl_mcast_port_msk[DSAF_PORT_MSK_NUM];
98 };
99 
100 struct dsaf_tbl_tcam_ucast_cfg {
101 	u32 tbl_ucast_old_en;
102 	u32 tbl_ucast_item_vld;
103 	u32 tbl_ucast_mac_discard;
104 	u32 tbl_ucast_dvc;
105 	u32 tbl_ucast_out_port;
106 };
107 
108 struct dsaf_tbl_line_cfg {
109 	u32 tbl_line_mac_discard;
110 	u32 tbl_line_dvc;
111 	u32 tbl_line_out_port;
112 };
113 
114 enum dsaf_port_rate_mode {
115 	DSAF_PORT_RATE_1000 = 0,
116 	DSAF_PORT_RATE_2500,
117 	DSAF_PORT_RATE_10000
118 };
119 
120 enum dsaf_stp_port_type {
121 	DSAF_STP_PORT_TYPE_DISCARD = 0,
122 	DSAF_STP_PORT_TYPE_BLOCK = 1,
123 	DSAF_STP_PORT_TYPE_LISTEN = 2,
124 	DSAF_STP_PORT_TYPE_LEARN = 3,
125 	DSAF_STP_PORT_TYPE_FORWARD = 4
126 };
127 
128 enum dsaf_sw_port_type {
129 	DSAF_SW_PORT_TYPE_NON_VLAN = 0,
130 	DSAF_SW_PORT_TYPE_ACCESS = 1,
131 	DSAF_SW_PORT_TYPE_TRUNK = 2,
132 };
133 
134 #define DSAF_SUB_BASE_SIZE                        (0x10000)
135 
136 /* dsaf mode define */
137 enum dsaf_mode {
138 	DSAF_MODE_INVALID = 0,	/**< Invalid dsaf mode */
139 	DSAF_MODE_ENABLE_FIX,	/**< en DSAF-mode, fixed to queue*/
140 	DSAF_MODE_ENABLE_0VM,	/**< en DSAF-mode, support 0 VM */
141 	DSAF_MODE_ENABLE_8VM,	/**< en DSAF-mode, support 8 VM */
142 	DSAF_MODE_ENABLE_16VM,	/**< en DSAF-mode, support 16 VM */
143 	DSAF_MODE_ENABLE_32VM,	/**< en DSAF-mode, support 32 VM */
144 	DSAF_MODE_ENABLE_128VM,	/**< en DSAF-mode, support 128 VM */
145 	DSAF_MODE_ENABLE,		/**< before is enable DSAF mode*/
146 	DSAF_MODE_DISABLE_SP,	/* <non-dsaf, single port mode */
147 	DSAF_MODE_DISABLE_FIX,	/**< non-dasf, fixed to queue*/
148 	DSAF_MODE_DISABLE_2PORT_8VM,	/**< non-dasf, 2port 8VM */
149 	DSAF_MODE_DISABLE_2PORT_16VM,	/**< non-dasf, 2port 16VM */
150 	DSAF_MODE_DISABLE_2PORT_64VM,	/**< non-dasf, 2port 64VM */
151 	DSAF_MODE_DISABLE_6PORT_0VM,	/**< non-dasf, 6port 0VM */
152 	DSAF_MODE_DISABLE_6PORT_2VM,	/**< non-dasf, 6port 2VM */
153 	DSAF_MODE_DISABLE_6PORT_4VM,	/**< non-dasf, 6port 4VM */
154 	DSAF_MODE_DISABLE_6PORT_16VM,	/**< non-dasf, 6port 16VM */
155 	DSAF_MODE_MAX		/**< the last one, use as the num */
156 };
157 
158 #define DSAF_DEST_PORT_NUM 256	/* DSAF max port num */
159 #define DSAF_WORD_BIT_CNT 32  /* the num bit of word */
160 
161 /*mac entry, mc or uc entry*/
162 struct dsaf_drv_mac_single_dest_entry {
163 	/* mac addr, match the entry*/
164 	u8 addr[ETH_ALEN];
165 	u16 in_vlan_id; /* value of VlanId */
166 
167 	/* the vld input port num, dsaf-mode fix 0, */
168 	/*	non-dasf is the entry whitch port vld*/
169 	u8 in_port_num;
170 
171 	u8 port_num; /*output port num*/
172 	u8 rsv[6];
173 };
174 
175 /*only mc entry*/
176 struct dsaf_drv_mac_multi_dest_entry {
177 	/* mac addr, match the entry*/
178 	u8 addr[ETH_ALEN];
179 	u16 in_vlan_id;
180 	/* this mac addr output port,*/
181 	/*	bit0-bit5 means Port0-Port5(1bit is vld)**/
182 	u32 port_mask[DSAF_DEST_PORT_NUM / DSAF_WORD_BIT_CNT];
183 
184 	/* the vld input port num, dsaf-mode fix 0,*/
185 	/*	non-dasf is the entry whitch port vld*/
186 	u8 in_port_num;
187 	u8 rsv[7];
188 };
189 
190 struct dsaf_hw_stats {
191 	u64 pad_drop;
192 	u64 man_pkts;
193 	u64 rx_pkts;
194 	u64 rx_pkt_id;
195 	u64 rx_pause_frame;
196 	u64 release_buf_num;
197 	u64 sbm_drop;
198 	u64 crc_false;
199 	u64 bp_drop;
200 	u64 rslt_drop;
201 	u64 local_addr_false;
202 	u64 vlan_drop;
203 	u64 stp_drop;
204 	u64 rx_pfc[DSAF_PRIO_NR];
205 	u64 tx_pfc[DSAF_PRIO_NR];
206 	u64 tx_pkts;
207 };
208 
209 struct hnae_vf_cb {
210 	u8 port_index;
211 	struct hns_mac_cb *mac_cb;
212 	struct dsaf_device *dsaf_dev;
213 	struct hnae_handle  ae_handle; /* must be the last member */
214 };
215 
216 struct dsaf_int_xge_src {
217 	u32    xid_xge_ecc_err_int_src;
218 	u32    xid_xge_fsm_timout_int_src;
219 	u32    sbm_xge_lnk_fsm_timout_int_src;
220 	u32    sbm_xge_lnk_ecc_2bit_int_src;
221 	u32    sbm_xge_mib_req_failed_int_src;
222 	u32    sbm_xge_mib_req_fsm_timout_int_src;
223 	u32    sbm_xge_mib_rels_fsm_timout_int_src;
224 	u32    sbm_xge_sram_ecc_2bit_int_src;
225 	u32    sbm_xge_mib_buf_sum_err_int_src;
226 	u32    sbm_xge_mib_req_extra_int_src;
227 	u32    sbm_xge_mib_rels_extra_int_src;
228 	u32    voq_xge_start_to_over_0_int_src;
229 	u32    voq_xge_start_to_over_1_int_src;
230 	u32    voq_xge_ecc_err_int_src;
231 };
232 
233 struct dsaf_int_ppe_src {
234 	u32    xid_ppe_fsm_timout_int_src;
235 	u32    sbm_ppe_lnk_fsm_timout_int_src;
236 	u32    sbm_ppe_lnk_ecc_2bit_int_src;
237 	u32    sbm_ppe_mib_req_failed_int_src;
238 	u32    sbm_ppe_mib_req_fsm_timout_int_src;
239 	u32    sbm_ppe_mib_rels_fsm_timout_int_src;
240 	u32    sbm_ppe_sram_ecc_2bit_int_src;
241 	u32    sbm_ppe_mib_buf_sum_err_int_src;
242 	u32    sbm_ppe_mib_req_extra_int_src;
243 	u32    sbm_ppe_mib_rels_extra_int_src;
244 	u32    voq_ppe_start_to_over_0_int_src;
245 	u32    voq_ppe_ecc_err_int_src;
246 	u32    xod_ppe_fifo_rd_empty_int_src;
247 	u32    xod_ppe_fifo_wr_full_int_src;
248 };
249 
250 struct dsaf_int_rocee_src {
251 	u32    xid_rocee_fsm_timout_int_src;
252 	u32    sbm_rocee_lnk_fsm_timout_int_src;
253 	u32    sbm_rocee_lnk_ecc_2bit_int_src;
254 	u32    sbm_rocee_mib_req_failed_int_src;
255 	u32    sbm_rocee_mib_req_fsm_timout_int_src;
256 	u32    sbm_rocee_mib_rels_fsm_timout_int_src;
257 	u32    sbm_rocee_sram_ecc_2bit_int_src;
258 	u32    sbm_rocee_mib_buf_sum_err_int_src;
259 	u32    sbm_rocee_mib_req_extra_int_src;
260 	u32    sbm_rocee_mib_rels_extra_int_src;
261 	u32    voq_rocee_start_to_over_0_int_src;
262 	u32    voq_rocee_ecc_err_int_src;
263 };
264 
265 struct dsaf_int_tbl_src {
266 	u32    tbl_da0_mis_src;
267 	u32    tbl_da1_mis_src;
268 	u32    tbl_da2_mis_src;
269 	u32    tbl_da3_mis_src;
270 	u32    tbl_da4_mis_src;
271 	u32    tbl_da5_mis_src;
272 	u32    tbl_da6_mis_src;
273 	u32    tbl_da7_mis_src;
274 	u32    tbl_sa_mis_src;
275 	u32    tbl_old_sech_end_src;
276 	u32    lram_ecc_err1_src;
277 	u32    lram_ecc_err2_src;
278 	u32    tram_ecc_err1_src;
279 	u32    tram_ecc_err2_src;
280 	u32    tbl_ucast_bcast_xge0_src;
281 	u32    tbl_ucast_bcast_xge1_src;
282 	u32    tbl_ucast_bcast_xge2_src;
283 	u32    tbl_ucast_bcast_xge3_src;
284 	u32    tbl_ucast_bcast_xge4_src;
285 	u32    tbl_ucast_bcast_xge5_src;
286 	u32    tbl_ucast_bcast_ppe_src;
287 	u32    tbl_ucast_bcast_rocee_src;
288 };
289 
290 struct dsaf_int_stat {
291 	struct dsaf_int_xge_src dsaf_int_xge_stat[DSAF_COMM_CHN];
292 	struct dsaf_int_ppe_src dsaf_int_ppe_stat[DSAF_COMM_CHN];
293 	struct dsaf_int_rocee_src dsaf_int_rocee_stat[DSAF_COMM_CHN];
294 	struct dsaf_int_tbl_src dsaf_int_tbl_stat[1];
295 
296 };
297 
298 struct dsaf_misc_op {
299 	void (*cpld_set_led)(struct hns_mac_cb *mac_cb, int link_status,
300 			     u16 speed, int data);
301 	void (*cpld_reset_led)(struct hns_mac_cb *mac_cb);
302 	int (*cpld_set_led_id)(struct hns_mac_cb *mac_cb,
303 			       enum hnae_led_state status);
304 	/* reset series function, it will be reset if the dereset is 0 */
305 	void (*dsaf_reset)(struct dsaf_device *dsaf_dev, bool dereset);
306 	void (*xge_srst)(struct dsaf_device *dsaf_dev, u32 port, bool dereset);
307 	void (*ge_srst)(struct dsaf_device *dsaf_dev, u32 port, bool dereset);
308 	void (*ppe_srst)(struct dsaf_device *dsaf_dev, u32 port, bool dereset);
309 	void (*ppe_comm_srst)(struct dsaf_device *dsaf_dev, bool dereset);
310 	void (*hns_dsaf_srst_chns)(struct dsaf_device *dsaf_dev, u32 msk,
311 				   bool dereset);
312 	void (*hns_dsaf_roce_srst)(struct dsaf_device *dsaf_dev, bool dereset);
313 
314 	phy_interface_t (*get_phy_if)(struct hns_mac_cb *mac_cb);
315 	int (*get_sfp_prsnt)(struct hns_mac_cb *mac_cb, int *sfp_prsnt);
316 
317 	int (*cfg_serdes_loopback)(struct hns_mac_cb *mac_cb, bool en);
318 };
319 
320 /* Dsaf device struct define ,and mac ->  dsaf */
321 struct dsaf_device {
322 	struct device *dev;
323 	struct hnae_ae_dev ae_dev;
324 
325 	u8 __iomem *sc_base;
326 	u8 __iomem *sds_base;
327 	u8 __iomem *ppe_base;
328 	u8 __iomem *io_base;
329 	struct regmap *sub_ctrl;
330 	phys_addr_t ppe_paddr;
331 
332 	u32 desc_num; /*  desc num per queue*/
333 	u32 buf_size; /*  ring buffer size */
334 	u32 reset_offset; /* reset field offset in sub sysctrl */
335 	int buf_size_type; /* ring buffer size-type */
336 	enum dsaf_mode dsaf_mode;	 /* dsaf mode  */
337 	enum hal_dsaf_mode dsaf_en;
338 	enum hal_dsaf_tc_mode dsaf_tc_mode;
339 	u32 dsaf_ver;
340 	u16 tcam_max_num;	/* max TCAM entry for user except promisc */
341 
342 	struct ppe_common_cb *ppe_common[DSAF_COMM_DEV_NUM];
343 	struct rcb_common_cb *rcb_common[DSAF_COMM_DEV_NUM];
344 	struct hns_mac_cb *mac_cb[DSAF_MAX_PORT_NUM];
345 	struct dsaf_misc_op *misc_op;
346 
347 	struct dsaf_hw_stats hw_stats[DSAF_NODE_NUM];
348 	struct dsaf_int_stat int_stat;
349 	/* make sure tcam table config spinlock */
350 	spinlock_t tcam_lock;
351 };
352 
353 static inline void *hns_dsaf_dev_priv(const struct dsaf_device *dsaf_dev)
354 {
355 	return (void *)((u8 *)dsaf_dev + sizeof(*dsaf_dev));
356 }
357 
358 #define DSAF_TBL_TCAM_KEY_PORT_S 0
359 #define DSAF_TBL_TCAM_KEY_PORT_M (((1ULL << 4) - 1) << 0)
360 #define DSAF_TBL_TCAM_KEY_VLAN_S 4
361 #define DSAF_TBL_TCAM_KEY_VLAN_M (((1ULL << 12) - 1) << 4)
362 
363 struct dsaf_drv_tbl_tcam_key {
364 	union {
365 		struct {
366 			u8 mac_3;
367 			u8 mac_2;
368 			u8 mac_1;
369 			u8 mac_0;
370 		} bits;
371 
372 		u32 val;
373 	} high;
374 	union {
375 		struct {
376 			u16 port_vlan;
377 			u8 mac_5;
378 			u8 mac_4;
379 		} bits;
380 
381 		u32 val;
382 	} low;
383 };
384 
385 struct dsaf_drv_soft_mac_tbl {
386 	struct dsaf_drv_tbl_tcam_key tcam_key;
387 	u16 index; /*the entry's index in tcam tab*/
388 };
389 
390 struct dsaf_drv_priv {
391 	/* soft tab Mac key, for hardware tab*/
392 	struct dsaf_drv_soft_mac_tbl *soft_mac_tbl;
393 };
394 
395 static inline void hns_dsaf_tbl_tcam_addr_cfg(struct dsaf_device *dsaf_dev,
396 					      u32 tab_tcam_addr)
397 {
398 	dsaf_set_dev_field(dsaf_dev, DSAF_TBL_TCAM_ADDR_0_REG,
399 			   DSAF_TBL_TCAM_ADDR_M, DSAF_TBL_TCAM_ADDR_S,
400 			   tab_tcam_addr);
401 }
402 
403 static inline void hns_dsaf_tbl_tcam_load_pul(struct dsaf_device *dsaf_dev)
404 {
405 	u32 o_tbl_pul;
406 
407 	o_tbl_pul = dsaf_read_dev(dsaf_dev, DSAF_TBL_PUL_0_REG);
408 	dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_LOAD_S, 1);
409 	dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
410 	dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_LOAD_S, 0);
411 	dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
412 }
413 
414 static inline void hns_dsaf_tbl_line_addr_cfg(struct dsaf_device *dsaf_dev,
415 					      u32 tab_line_addr)
416 {
417 	dsaf_set_dev_field(dsaf_dev, DSAF_TBL_LINE_ADDR_0_REG,
418 			   DSAF_TBL_LINE_ADDR_M, DSAF_TBL_LINE_ADDR_S,
419 			   tab_line_addr);
420 }
421 
422 static inline struct hnae_vf_cb *hns_ae_get_vf_cb(
423 	struct hnae_handle *handle)
424 {
425 	return container_of(handle, struct hnae_vf_cb, ae_handle);
426 }
427 
428 int hns_dsaf_set_mac_uc_entry(struct dsaf_device *dsaf_dev,
429 			      struct dsaf_drv_mac_single_dest_entry *mac_entry);
430 int hns_dsaf_add_mac_mc_port(struct dsaf_device *dsaf_dev,
431 			     struct dsaf_drv_mac_single_dest_entry *mac_entry);
432 int hns_dsaf_del_mac_entry(struct dsaf_device *dsaf_dev, u16 vlan_id,
433 			   u8 in_port_num, u8 *addr);
434 int hns_dsaf_del_mac_mc_port(struct dsaf_device *dsaf_dev,
435 			     struct dsaf_drv_mac_single_dest_entry *mac_entry);
436 void hns_dsaf_fix_mac_mode(struct hns_mac_cb *mac_cb);
437 
438 int hns_dsaf_ae_init(struct dsaf_device *dsaf_dev);
439 void hns_dsaf_ae_uninit(struct dsaf_device *dsaf_dev);
440 
441 void hns_dsaf_update_stats(struct dsaf_device *dsaf_dev, u32 inode_num);
442 
443 int hns_dsaf_get_sset_count(struct dsaf_device *dsaf_dev, int stringset);
444 void hns_dsaf_get_stats(struct dsaf_device *ddev, u64 *data, int port);
445 void hns_dsaf_get_strings(int stringset, u8 *data, int port,
446 			  struct dsaf_device *dsaf_dev);
447 
448 void hns_dsaf_get_regs(struct dsaf_device *ddev, u32 port, void *data);
449 int hns_dsaf_get_regs_count(void);
450 void hns_dsaf_set_promisc_mode(struct dsaf_device *dsaf_dev, u32 en);
451 void hns_dsaf_set_promisc_tcam(struct dsaf_device *dsaf_dev,
452 			       u32 port, bool enable);
453 
454 void hns_dsaf_get_rx_mac_pause_en(struct dsaf_device *dsaf_dev, int mac_id,
455 				  u32 *en);
456 int hns_dsaf_set_rx_mac_pause_en(struct dsaf_device *dsaf_dev, int mac_id,
457 				 u32 en);
458 int hns_dsaf_rm_mac_addr(
459 	struct dsaf_device *dsaf_dev,
460 	struct dsaf_drv_mac_single_dest_entry *mac_entry);
461 
462 int hns_dsaf_clr_mac_mc_port(struct dsaf_device *dsaf_dev,
463 			     u8 mac_id, u8 port_num);
464 int hns_dsaf_wait_pkt_clean(struct dsaf_device *dsaf_dev, int port);
465 
466 int hns_dsaf_roce_reset(struct fwnode_handle *dsaf_fwnode, bool dereset);
467 
468 #endif /* __HNS_DSAF_MAIN_H__ */
469