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  
hns_dsaf_dev_priv(const struct dsaf_device * dsaf_dev)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  
hns_dsaf_tbl_tcam_addr_cfg(struct dsaf_device * dsaf_dev,u32 tab_tcam_addr)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  
hns_dsaf_tbl_tcam_load_pul(struct dsaf_device * dsaf_dev)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  
hns_dsaf_tbl_line_addr_cfg(struct dsaf_device * dsaf_dev,u32 tab_line_addr)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  
hns_ae_get_vf_cb(struct hnae_handle * handle)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