xref: /linux/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h (revision 9cfc5c90ad38c8fc11bfd39de42a107da00871ba)
1 /*
2  * Copyright (c) 2014-2015 Hisilicon Limited.
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; either version 2 of the License, or
7  * (at your option) any later version.
8  */
9 
10 #ifndef __HNS_DSAF_MAIN_H
11 #define __HNS_DSAF_MAIN_H
12 #include "hnae.h"
13 
14 #include "hns_dsaf_reg.h"
15 #include "hns_dsaf_mac.h"
16 
17 struct hns_mac_cb;
18 
19 #define DSAF_DRV_NAME "hns_dsaf"
20 #define DSAF_MOD_VERSION "v1.0"
21 
22 #define ENABLE		(0x1)
23 #define DISABLE		(0x0)
24 
25 #define HNS_DSAF_DEBUG_NW_REG_OFFSET (0x100000)
26 
27 #define DSAF_BASE_INNER_PORT_NUM (127)  /* mac tbl qid*/
28 
29 #define DSAF_MAX_CHIP_NUM (2)  /*max 2 chips */
30 
31 #define DSAF_DEFAUTL_QUEUE_NUM_PER_PPE (22)
32 
33 #define HNS_DSAF_MAX_DESC_CNT (1024)
34 #define HNS_DSAF_MIN_DESC_CNT (16)
35 
36 #define DSAF_INVALID_ENTRY_IDX (0xffff)
37 
38 #define DSAF_CFG_READ_CNT   (30)
39 #define DSAF_SRAM_INIT_FINISH_FLAG (0xff)
40 
41 #define MAC_NUM_OCTETS_PER_ADDR 6
42 
43 #define DSAF_DUMP_REGS_NUM 504
44 #define DSAF_STATIC_NUM 28
45 
46 #define DSAF_STATS_READ(p, offset) (*((u64 *)((u8 *)(p) + (offset))))
47 
48 enum hal_dsaf_mode {
49 	HRD_DSAF_NO_DSAF_MODE	= 0x0,
50 	HRD_DSAF_MODE		= 0x1,
51 };
52 
53 enum hal_dsaf_tc_mode {
54 	HRD_DSAF_4TC_MODE		= 0X0,
55 	HRD_DSAF_8TC_MODE		= 0X1,
56 };
57 
58 struct dsaf_vm_def_vlan {
59 	u32 vm_def_vlan_id;
60 	u32 vm_def_vlan_cfi;
61 	u32 vm_def_vlan_pri;
62 };
63 
64 struct dsaf_tbl_tcam_data {
65 	u32 tbl_tcam_data_high;
66 	u32 tbl_tcam_data_low;
67 };
68 
69 #define DSAF_PORT_MSK_NUM \
70 	((DSAF_TOTAL_QUEUE_NUM + DSAF_SERVICE_NW_NUM - 1) / 32 + 1)
71 struct dsaf_tbl_tcam_mcast_cfg {
72 	u8 tbl_mcast_old_en;
73 	u8 tbl_mcast_item_vld;
74 	u32 tbl_mcast_port_msk[DSAF_PORT_MSK_NUM];
75 };
76 
77 struct dsaf_tbl_tcam_ucast_cfg {
78 	u32 tbl_ucast_old_en;
79 	u32 tbl_ucast_item_vld;
80 	u32 tbl_ucast_mac_discard;
81 	u32 tbl_ucast_dvc;
82 	u32 tbl_ucast_out_port;
83 };
84 
85 struct dsaf_tbl_line_cfg {
86 	u32 tbl_line_mac_discard;
87 	u32 tbl_line_dvc;
88 	u32 tbl_line_out_port;
89 };
90 
91 enum dsaf_port_rate_mode {
92 	DSAF_PORT_RATE_1000 = 0,
93 	DSAF_PORT_RATE_2500,
94 	DSAF_PORT_RATE_10000
95 };
96 
97 enum dsaf_stp_port_type {
98 	DSAF_STP_PORT_TYPE_DISCARD = 0,
99 	DSAF_STP_PORT_TYPE_BLOCK = 1,
100 	DSAF_STP_PORT_TYPE_LISTEN = 2,
101 	DSAF_STP_PORT_TYPE_LEARN = 3,
102 	DSAF_STP_PORT_TYPE_FORWARD = 4
103 };
104 
105 enum dsaf_sw_port_type {
106 	DSAF_SW_PORT_TYPE_NON_VLAN = 0,
107 	DSAF_SW_PORT_TYPE_ACCESS = 1,
108 	DSAF_SW_PORT_TYPE_TRUNK = 2,
109 };
110 
111 #define DSAF_SUB_BASE_SIZE                        (0x10000)
112 
113 /* dsaf mode define */
114 enum dsaf_mode {
115 	DSAF_MODE_INVALID = 0,	/**< Invalid dsaf mode */
116 	DSAF_MODE_ENABLE_FIX,	/**< en DSAF-mode, fixed to queue*/
117 	DSAF_MODE_ENABLE_0VM,	/**< en DSAF-mode, support 0 VM */
118 	DSAF_MODE_ENABLE_8VM,	/**< en DSAF-mode, support 8 VM */
119 	DSAF_MODE_ENABLE_16VM,	/**< en DSAF-mode, support 16 VM */
120 	DSAF_MODE_ENABLE_32VM,	/**< en DSAF-mode, support 32 VM */
121 	DSAF_MODE_ENABLE_128VM,	/**< en DSAF-mode, support 128 VM */
122 	DSAF_MODE_ENABLE,		/**< before is enable DSAF mode*/
123 	DSAF_MODE_DISABLE_FIX,	/**< non-dasf, fixed to queue*/
124 	DSAF_MODE_DISABLE_2PORT_8VM,	/**< non-dasf, 2port 8VM */
125 	DSAF_MODE_DISABLE_2PORT_16VM,	/**< non-dasf, 2port 16VM */
126 	DSAF_MODE_DISABLE_2PORT_64VM,	/**< non-dasf, 2port 64VM */
127 	DSAF_MODE_DISABLE_6PORT_0VM,	/**< non-dasf, 6port 0VM */
128 	DSAF_MODE_DISABLE_6PORT_2VM,	/**< non-dasf, 6port 2VM */
129 	DSAF_MODE_DISABLE_6PORT_4VM,	/**< non-dasf, 6port 4VM */
130 	DSAF_MODE_DISABLE_6PORT_16VM,	/**< non-dasf, 6port 16VM */
131 	DSAF_MODE_MAX		/**< the last one, use as the num */
132 };
133 
134 #define DSAF_DEST_PORT_NUM 256	/* DSAF max port num */
135 #define DSAF_WORD_BIT_CNT 32  /* the num bit of word */
136 
137 /*mac entry, mc or uc entry*/
138 struct dsaf_drv_mac_single_dest_entry {
139 	/* mac addr, match the entry*/
140 	u8 addr[MAC_NUM_OCTETS_PER_ADDR];
141 	u16 in_vlan_id; /* value of VlanId */
142 
143 	/* the vld input port num, dsaf-mode fix 0, */
144 	/*	non-dasf is the entry whitch port vld*/
145 	u8 in_port_num;
146 
147 	u8 port_num; /*output port num*/
148 	u8 rsv[6];
149 };
150 
151 /*only mc entry*/
152 struct dsaf_drv_mac_multi_dest_entry {
153 	/* mac addr, match the entry*/
154 	u8 addr[MAC_NUM_OCTETS_PER_ADDR];
155 	u16 in_vlan_id;
156 	/* this mac addr output port,*/
157 	/*	bit0-bit5 means Port0-Port5(1bit is vld)**/
158 	u32 port_mask[DSAF_DEST_PORT_NUM / DSAF_WORD_BIT_CNT];
159 
160 	/* the vld input port num, dsaf-mode fix 0,*/
161 	/*	non-dasf is the entry whitch port vld*/
162 	u8 in_port_num;
163 	u8 rsv[7];
164 };
165 
166 struct dsaf_hw_stats {
167 	u64 pad_drop;
168 	u64 man_pkts;
169 	u64 rx_pkts;
170 	u64 rx_pkt_id;
171 	u64 rx_pause_frame;
172 	u64 release_buf_num;
173 	u64 sbm_drop;
174 	u64 crc_false;
175 	u64 bp_drop;
176 	u64 rslt_drop;
177 	u64 local_addr_false;
178 	u64 vlan_drop;
179 	u64 stp_drop;
180 	u64 tx_pkts;
181 };
182 
183 struct hnae_vf_cb {
184 	u8 port_index;
185 	struct hns_mac_cb *mac_cb;
186 	struct dsaf_device *dsaf_dev;
187 	struct hnae_handle  ae_handle; /* must be the last number */
188 };
189 
190 struct dsaf_int_xge_src {
191 	u32    xid_xge_ecc_err_int_src;
192 	u32    xid_xge_fsm_timout_int_src;
193 	u32    sbm_xge_lnk_fsm_timout_int_src;
194 	u32    sbm_xge_lnk_ecc_2bit_int_src;
195 	u32    sbm_xge_mib_req_failed_int_src;
196 	u32    sbm_xge_mib_req_fsm_timout_int_src;
197 	u32    sbm_xge_mib_rels_fsm_timout_int_src;
198 	u32    sbm_xge_sram_ecc_2bit_int_src;
199 	u32    sbm_xge_mib_buf_sum_err_int_src;
200 	u32    sbm_xge_mib_req_extra_int_src;
201 	u32    sbm_xge_mib_rels_extra_int_src;
202 	u32    voq_xge_start_to_over_0_int_src;
203 	u32    voq_xge_start_to_over_1_int_src;
204 	u32    voq_xge_ecc_err_int_src;
205 };
206 
207 struct dsaf_int_ppe_src {
208 	u32    xid_ppe_fsm_timout_int_src;
209 	u32    sbm_ppe_lnk_fsm_timout_int_src;
210 	u32    sbm_ppe_lnk_ecc_2bit_int_src;
211 	u32    sbm_ppe_mib_req_failed_int_src;
212 	u32    sbm_ppe_mib_req_fsm_timout_int_src;
213 	u32    sbm_ppe_mib_rels_fsm_timout_int_src;
214 	u32    sbm_ppe_sram_ecc_2bit_int_src;
215 	u32    sbm_ppe_mib_buf_sum_err_int_src;
216 	u32    sbm_ppe_mib_req_extra_int_src;
217 	u32    sbm_ppe_mib_rels_extra_int_src;
218 	u32    voq_ppe_start_to_over_0_int_src;
219 	u32    voq_ppe_ecc_err_int_src;
220 	u32    xod_ppe_fifo_rd_empty_int_src;
221 	u32    xod_ppe_fifo_wr_full_int_src;
222 };
223 
224 struct dsaf_int_rocee_src {
225 	u32    xid_rocee_fsm_timout_int_src;
226 	u32    sbm_rocee_lnk_fsm_timout_int_src;
227 	u32    sbm_rocee_lnk_ecc_2bit_int_src;
228 	u32    sbm_rocee_mib_req_failed_int_src;
229 	u32    sbm_rocee_mib_req_fsm_timout_int_src;
230 	u32    sbm_rocee_mib_rels_fsm_timout_int_src;
231 	u32    sbm_rocee_sram_ecc_2bit_int_src;
232 	u32    sbm_rocee_mib_buf_sum_err_int_src;
233 	u32    sbm_rocee_mib_req_extra_int_src;
234 	u32    sbm_rocee_mib_rels_extra_int_src;
235 	u32    voq_rocee_start_to_over_0_int_src;
236 	u32    voq_rocee_ecc_err_int_src;
237 };
238 
239 struct dsaf_int_tbl_src {
240 	u32    tbl_da0_mis_src;
241 	u32    tbl_da1_mis_src;
242 	u32    tbl_da2_mis_src;
243 	u32    tbl_da3_mis_src;
244 	u32    tbl_da4_mis_src;
245 	u32    tbl_da5_mis_src;
246 	u32    tbl_da6_mis_src;
247 	u32    tbl_da7_mis_src;
248 	u32    tbl_sa_mis_src;
249 	u32    tbl_old_sech_end_src;
250 	u32    lram_ecc_err1_src;
251 	u32    lram_ecc_err2_src;
252 	u32    tram_ecc_err1_src;
253 	u32    tram_ecc_err2_src;
254 	u32    tbl_ucast_bcast_xge0_src;
255 	u32    tbl_ucast_bcast_xge1_src;
256 	u32    tbl_ucast_bcast_xge2_src;
257 	u32    tbl_ucast_bcast_xge3_src;
258 	u32    tbl_ucast_bcast_xge4_src;
259 	u32    tbl_ucast_bcast_xge5_src;
260 	u32    tbl_ucast_bcast_ppe_src;
261 	u32    tbl_ucast_bcast_rocee_src;
262 };
263 
264 struct dsaf_int_stat {
265 	struct dsaf_int_xge_src dsaf_int_xge_stat[DSAF_COMM_CHN];
266 	struct dsaf_int_ppe_src dsaf_int_ppe_stat[DSAF_COMM_CHN];
267 	struct dsaf_int_rocee_src dsaf_int_rocee_stat[DSAF_COMM_CHN];
268 	struct dsaf_int_tbl_src dsaf_int_tbl_stat[1];
269 
270 };
271 
272 /* Dsaf device struct define ,and mac ->  dsaf */
273 struct dsaf_device {
274 	struct device *dev;
275 	struct hnae_ae_dev ae_dev;
276 
277 	void *priv;
278 
279 	int virq[DSAF_IRQ_NUM];
280 
281 	u8 __iomem *sc_base;
282 	u8 __iomem *sds_base;
283 	u8 __iomem *ppe_base;
284 	u8 __iomem *io_base;
285 	u8 __iomem *cpld_base;
286 
287 	u32 desc_num; /*  desc num per queue*/
288 	u32 buf_size; /*  ring buffer size */
289 	int buf_size_type; /* ring buffer size-type */
290 	enum dsaf_mode dsaf_mode;	 /* dsaf mode  */
291 	enum hal_dsaf_mode dsaf_en;
292 	enum hal_dsaf_tc_mode dsaf_tc_mode;
293 	u32 dsaf_ver;
294 
295 	struct ppe_common_cb *ppe_common[DSAF_COMM_DEV_NUM];
296 	struct rcb_common_cb *rcb_common[DSAF_COMM_DEV_NUM];
297 	struct hns_mac_cb *mac_cb;
298 
299 	struct dsaf_hw_stats hw_stats[DSAF_NODE_NUM];
300 	struct dsaf_int_stat int_stat;
301 };
302 
303 static inline void *hns_dsaf_dev_priv(const struct dsaf_device *dsaf_dev)
304 {
305 	return (void *)((u8 *)dsaf_dev + sizeof(*dsaf_dev));
306 }
307 
308 struct dsaf_drv_tbl_tcam_key {
309 	union {
310 		struct {
311 			u8 mac_3;
312 			u8 mac_2;
313 			u8 mac_1;
314 			u8 mac_0;
315 		} bits;
316 
317 		u32 val;
318 	} high;
319 	union {
320 		struct {
321 			u32 port:4; /* port id, */
322 			/* dsaf-mode fixed 0, non-dsaf-mode port id*/
323 			u32 vlan:12; /* vlan id */
324 			u32 mac_5:8;
325 			u32 mac_4:8;
326 		} bits;
327 
328 		u32 val;
329 	} low;
330 };
331 
332 struct dsaf_drv_soft_mac_tbl {
333 	struct dsaf_drv_tbl_tcam_key tcam_key;
334 	u16 index; /*the entry's index in tcam tab*/
335 };
336 
337 struct dsaf_drv_priv {
338 	/* soft tab Mac key, for hardware tab*/
339 	struct dsaf_drv_soft_mac_tbl *soft_mac_tbl;
340 };
341 
342 static inline void hns_dsaf_tbl_tcam_addr_cfg(struct dsaf_device *dsaf_dev,
343 					      u32 tab_tcam_addr)
344 {
345 	dsaf_set_dev_field(dsaf_dev, DSAF_TBL_TCAM_ADDR_0_REG,
346 			   DSAF_TBL_TCAM_ADDR_M, DSAF_TBL_TCAM_ADDR_S,
347 			   tab_tcam_addr);
348 }
349 
350 static inline void hns_dsaf_tbl_tcam_load_pul(struct dsaf_device *dsaf_dev)
351 {
352 	u32 o_tbl_pul;
353 
354 	o_tbl_pul = dsaf_read_dev(dsaf_dev, DSAF_TBL_PUL_0_REG);
355 	dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_LOAD_S, 1);
356 	dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
357 	dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_LOAD_S, 0);
358 	dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
359 }
360 
361 static inline void hns_dsaf_tbl_line_addr_cfg(struct dsaf_device *dsaf_dev,
362 					      u32 tab_line_addr)
363 {
364 	dsaf_set_dev_field(dsaf_dev, DSAF_TBL_LINE_ADDR_0_REG,
365 			   DSAF_TBL_LINE_ADDR_M, DSAF_TBL_LINE_ADDR_S,
366 			   tab_line_addr);
367 }
368 
369 static inline int hns_dsaf_get_comm_idx_by_port(int port)
370 {
371 	if ((port < DSAF_COMM_CHN) || (port == DSAF_MAX_PORT_NUM_PER_CHIP))
372 		return 0;
373 	else
374 		return (port - DSAF_COMM_CHN + 1);
375 }
376 
377 static inline struct hnae_vf_cb *hns_ae_get_vf_cb(
378 	struct hnae_handle *handle)
379 {
380 	return container_of(handle, struct hnae_vf_cb, ae_handle);
381 }
382 
383 int hns_dsaf_set_mac_uc_entry(struct dsaf_device *dsaf_dev,
384 			      struct dsaf_drv_mac_single_dest_entry *mac_entry);
385 int hns_dsaf_set_mac_mc_entry(struct dsaf_device *dsaf_dev,
386 			      struct dsaf_drv_mac_multi_dest_entry *mac_entry);
387 int hns_dsaf_add_mac_mc_port(struct dsaf_device *dsaf_dev,
388 			     struct dsaf_drv_mac_single_dest_entry *mac_entry);
389 int hns_dsaf_del_mac_entry(struct dsaf_device *dsaf_dev, u16 vlan_id,
390 			   u8 in_port_num, u8 *addr);
391 int hns_dsaf_del_mac_mc_port(struct dsaf_device *dsaf_dev,
392 			     struct dsaf_drv_mac_single_dest_entry *mac_entry);
393 int hns_dsaf_get_mac_uc_entry(struct dsaf_device *dsaf_dev,
394 			      struct dsaf_drv_mac_single_dest_entry *mac_entry);
395 int hns_dsaf_get_mac_mc_entry(struct dsaf_device *dsaf_dev,
396 			      struct dsaf_drv_mac_multi_dest_entry *mac_entry);
397 int hns_dsaf_get_mac_entry_by_index(
398 	struct dsaf_device *dsaf_dev,
399 	u16 entry_index,
400 	struct dsaf_drv_mac_multi_dest_entry *mac_entry);
401 
402 void hns_dsaf_rst(struct dsaf_device *dsaf_dev, u32 val);
403 
404 void hns_ppe_srst_by_port(struct dsaf_device *dsaf_dev, u32 port, u32 val);
405 
406 void hns_ppe_com_srst(struct ppe_common_cb *ppe_common, u32 val);
407 
408 void hns_dsaf_fix_mac_mode(struct hns_mac_cb *mac_cb);
409 
410 int hns_dsaf_ae_init(struct dsaf_device *dsaf_dev);
411 void hns_dsaf_ae_uninit(struct dsaf_device *dsaf_dev);
412 
413 void hns_dsaf_xge_srst_by_port(struct dsaf_device *dsaf_dev, u32 port, u32 val);
414 void hns_dsaf_ge_srst_by_port(struct dsaf_device *dsaf_dev, u32 port, u32 val);
415 void hns_dsaf_xge_core_srst_by_port(struct dsaf_device *dsaf_dev,
416 				    u32 port, u32 val);
417 
418 void hns_dsaf_update_stats(struct dsaf_device *dsaf_dev, u32 inode_num);
419 
420 int hns_dsaf_get_sset_count(int stringset);
421 void hns_dsaf_get_stats(struct dsaf_device *ddev, u64 *data, int port);
422 void hns_dsaf_get_strings(int stringset, u8 *data, int port);
423 
424 void hns_dsaf_get_regs(struct dsaf_device *ddev, u32 port, void *data);
425 int hns_dsaf_get_regs_count(void);
426 void hns_dsaf_set_promisc_mode(struct dsaf_device *dsaf_dev, u32 en);
427 
428 #endif /* __HNS_DSAF_MAIN_H__ */
429