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1 /* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
2 // Copyright (c) 2018 Synopsys, Inc. and/or its affiliates.
3 // stmmac HW Interface Callbacks
4 
5 #ifndef __STMMAC_HWIF_H__
6 #define __STMMAC_HWIF_H__
7 
8 #include <linux/netdevice.h>
9 #include <linux/stmmac.h>
10 
11 #define stmmac_do_void_callback(__priv, __module, __cname,  __arg0, __args...) \
12 ({ \
13 	int __result = -EINVAL; \
14 	if ((__priv)->hw->__module && (__priv)->hw->__module->__cname) { \
15 		(__priv)->hw->__module->__cname((__arg0), ##__args); \
16 		__result = 0; \
17 	} \
18 	__result; \
19 })
20 #define stmmac_do_callback(__priv, __module, __cname,  __arg0, __args...) \
21 ({ \
22 	int __result = -EINVAL; \
23 	if ((__priv)->hw->__module && (__priv)->hw->__module->__cname) \
24 		__result = (__priv)->hw->__module->__cname((__arg0), ##__args); \
25 	__result; \
26 })
27 
28 struct stmmac_extra_stats;
29 struct stmmac_safety_stats;
30 struct dma_desc;
31 struct dma_extended_desc;
32 struct dma_edesc;
33 
34 /* Descriptors helpers */
35 struct stmmac_desc_ops {
36 	/* DMA RX descriptor ring initialization */
37 	void (*init_rx_desc)(struct dma_desc *p, int disable_rx_ic, int mode,
38 			int end, int bfsize);
39 	/* DMA TX descriptor ring initialization */
40 	void (*init_tx_desc)(struct dma_desc *p, int mode, int end);
41 	/* Invoked by the xmit function to prepare the tx descriptor */
42 	void (*prepare_tx_desc)(struct dma_desc *p, int is_fs, int len,
43 			bool csum_flag, int mode, bool tx_own, bool ls,
44 			unsigned int tot_pkt_len);
45 	void (*prepare_tso_tx_desc)(struct dma_desc *p, int is_fs, int len1,
46 			int len2, bool tx_own, bool ls, unsigned int tcphdrlen,
47 			unsigned int tcppayloadlen);
48 	/* Set/get the owner of the descriptor */
49 	void (*set_tx_owner)(struct dma_desc *p);
50 	int (*get_tx_owner)(struct dma_desc *p);
51 	/* Clean the tx descriptor as soon as the tx irq is received */
52 	void (*release_tx_desc)(struct dma_desc *p, int mode);
53 	/* Clear interrupt on tx frame completion. When this bit is
54 	 * set an interrupt happens as soon as the frame is transmitted */
55 	void (*set_tx_ic)(struct dma_desc *p);
56 	/* Last tx segment reports the transmit status */
57 	int (*get_tx_ls)(struct dma_desc *p);
58 	/* Return the transmit status looking at the TDES1 */
59 	int (*tx_status)(void *data, struct stmmac_extra_stats *x,
60 			struct dma_desc *p, void __iomem *ioaddr);
61 	/* Get the buffer size from the descriptor */
62 	int (*get_tx_len)(struct dma_desc *p);
63 	/* Handle extra events on specific interrupts hw dependent */
64 	void (*set_rx_owner)(struct dma_desc *p, int disable_rx_ic);
65 	/* Get the receive frame size */
66 	int (*get_rx_frame_len)(struct dma_desc *p, int rx_coe_type);
67 	/* Return the reception status looking at the RDES1 */
68 	int (*rx_status)(void *data, struct stmmac_extra_stats *x,
69 			struct dma_desc *p);
70 	void (*rx_extended_status)(void *data, struct stmmac_extra_stats *x,
71 			struct dma_extended_desc *p);
72 	/* Set tx timestamp enable bit */
73 	void (*enable_tx_timestamp) (struct dma_desc *p);
74 	/* get tx timestamp status */
75 	int (*get_tx_timestamp_status) (struct dma_desc *p);
76 	/* get timestamp value */
77 	void (*get_timestamp)(void *desc, u32 ats, u64 *ts);
78 	/* get rx timestamp status */
79 	int (*get_rx_timestamp_status)(void *desc, void *next_desc, u32 ats);
80 	/* Display ring */
81 	void (*display_ring)(void *head, unsigned int size, bool rx,
82 			     dma_addr_t dma_rx_phy, unsigned int desc_size);
83 	/* set MSS via context descriptor */
84 	void (*set_mss)(struct dma_desc *p, unsigned int mss);
85 	/* set descriptor skbuff address */
86 	void (*set_addr)(struct dma_desc *p, dma_addr_t addr);
87 	/* clear descriptor */
88 	void (*clear)(struct dma_desc *p);
89 	/* RSS */
90 	int (*get_rx_hash)(struct dma_desc *p, u32 *hash,
91 			   enum pkt_hash_types *type);
92 	void (*get_rx_header_len)(struct dma_desc *p, unsigned int *len);
93 	void (*set_sec_addr)(struct dma_desc *p, dma_addr_t addr, bool buf2_valid);
94 	void (*set_sarc)(struct dma_desc *p, u32 sarc_type);
95 	void (*set_vlan_tag)(struct dma_desc *p, u16 tag, u16 inner_tag,
96 			     u32 inner_type);
97 	void (*set_vlan)(struct dma_desc *p, u32 type);
98 	void (*set_tbs)(struct dma_edesc *p, u32 sec, u32 nsec);
99 };
100 
101 #define stmmac_init_rx_desc(__priv, __args...) \
102 	stmmac_do_void_callback(__priv, desc, init_rx_desc, __args)
103 #define stmmac_init_tx_desc(__priv, __args...) \
104 	stmmac_do_void_callback(__priv, desc, init_tx_desc, __args)
105 #define stmmac_prepare_tx_desc(__priv, __args...) \
106 	stmmac_do_void_callback(__priv, desc, prepare_tx_desc, __args)
107 #define stmmac_prepare_tso_tx_desc(__priv, __args...) \
108 	stmmac_do_void_callback(__priv, desc, prepare_tso_tx_desc, __args)
109 #define stmmac_set_tx_owner(__priv, __args...) \
110 	stmmac_do_void_callback(__priv, desc, set_tx_owner, __args)
111 #define stmmac_get_tx_owner(__priv, __args...) \
112 	stmmac_do_callback(__priv, desc, get_tx_owner, __args)
113 #define stmmac_release_tx_desc(__priv, __args...) \
114 	stmmac_do_void_callback(__priv, desc, release_tx_desc, __args)
115 #define stmmac_set_tx_ic(__priv, __args...) \
116 	stmmac_do_void_callback(__priv, desc, set_tx_ic, __args)
117 #define stmmac_get_tx_ls(__priv, __args...) \
118 	stmmac_do_callback(__priv, desc, get_tx_ls, __args)
119 #define stmmac_tx_status(__priv, __args...) \
120 	stmmac_do_callback(__priv, desc, tx_status, __args)
121 #define stmmac_get_tx_len(__priv, __args...) \
122 	stmmac_do_callback(__priv, desc, get_tx_len, __args)
123 #define stmmac_set_rx_owner(__priv, __args...) \
124 	stmmac_do_void_callback(__priv, desc, set_rx_owner, __args)
125 #define stmmac_get_rx_frame_len(__priv, __args...) \
126 	stmmac_do_callback(__priv, desc, get_rx_frame_len, __args)
127 #define stmmac_rx_status(__priv, __args...) \
128 	stmmac_do_callback(__priv, desc, rx_status, __args)
129 #define stmmac_rx_extended_status(__priv, __args...) \
130 	stmmac_do_void_callback(__priv, desc, rx_extended_status, __args)
131 #define stmmac_enable_tx_timestamp(__priv, __args...) \
132 	stmmac_do_void_callback(__priv, desc, enable_tx_timestamp, __args)
133 #define stmmac_get_tx_timestamp_status(__priv, __args...) \
134 	stmmac_do_callback(__priv, desc, get_tx_timestamp_status, __args)
135 #define stmmac_get_timestamp(__priv, __args...) \
136 	stmmac_do_void_callback(__priv, desc, get_timestamp, __args)
137 #define stmmac_get_rx_timestamp_status(__priv, __args...) \
138 	stmmac_do_callback(__priv, desc, get_rx_timestamp_status, __args)
139 #define stmmac_display_ring(__priv, __args...) \
140 	stmmac_do_void_callback(__priv, desc, display_ring, __args)
141 #define stmmac_set_mss(__priv, __args...) \
142 	stmmac_do_void_callback(__priv, desc, set_mss, __args)
143 #define stmmac_set_desc_addr(__priv, __args...) \
144 	stmmac_do_void_callback(__priv, desc, set_addr, __args)
145 #define stmmac_clear_desc(__priv, __args...) \
146 	stmmac_do_void_callback(__priv, desc, clear, __args)
147 #define stmmac_get_rx_hash(__priv, __args...) \
148 	stmmac_do_callback(__priv, desc, get_rx_hash, __args)
149 #define stmmac_get_rx_header_len(__priv, __args...) \
150 	stmmac_do_void_callback(__priv, desc, get_rx_header_len, __args)
151 #define stmmac_set_desc_sec_addr(__priv, __args...) \
152 	stmmac_do_void_callback(__priv, desc, set_sec_addr, __args)
153 #define stmmac_set_desc_sarc(__priv, __args...) \
154 	stmmac_do_void_callback(__priv, desc, set_sarc, __args)
155 #define stmmac_set_desc_vlan_tag(__priv, __args...) \
156 	stmmac_do_void_callback(__priv, desc, set_vlan_tag, __args)
157 #define stmmac_set_desc_vlan(__priv, __args...) \
158 	stmmac_do_void_callback(__priv, desc, set_vlan, __args)
159 #define stmmac_set_desc_tbs(__priv, __args...) \
160 	stmmac_do_void_callback(__priv, desc, set_tbs, __args)
161 
162 struct stmmac_dma_cfg;
163 struct dma_features;
164 
165 /* Specific DMA helpers */
166 struct stmmac_dma_ops {
167 	/* DMA core initialization */
168 	int (*reset)(void __iomem *ioaddr);
169 	void (*init)(void __iomem *ioaddr, struct stmmac_dma_cfg *dma_cfg,
170 		     int atds);
171 	void (*init_chan)(void __iomem *ioaddr,
172 			  struct stmmac_dma_cfg *dma_cfg, u32 chan);
173 	void (*init_rx_chan)(void __iomem *ioaddr,
174 			     struct stmmac_dma_cfg *dma_cfg,
175 			     dma_addr_t phy, u32 chan);
176 	void (*init_tx_chan)(void __iomem *ioaddr,
177 			     struct stmmac_dma_cfg *dma_cfg,
178 			     dma_addr_t phy, u32 chan);
179 	/* Configure the AXI Bus Mode Register */
180 	void (*axi)(void __iomem *ioaddr, struct stmmac_axi *axi);
181 	/* Dump DMA registers */
182 	void (*dump_regs)(void __iomem *ioaddr, u32 *reg_space);
183 	void (*dma_rx_mode)(void __iomem *ioaddr, int mode, u32 channel,
184 			    int fifosz, u8 qmode);
185 	void (*dma_tx_mode)(void __iomem *ioaddr, int mode, u32 channel,
186 			    int fifosz, u8 qmode);
187 	/* To track extra statistic (if supported) */
188 	void (*dma_diagnostic_fr) (void *data, struct stmmac_extra_stats *x,
189 				   void __iomem *ioaddr);
190 	void (*enable_dma_transmission) (void __iomem *ioaddr);
191 	void (*enable_dma_irq)(void __iomem *ioaddr, u32 chan,
192 			       bool rx, bool tx);
193 	void (*disable_dma_irq)(void __iomem *ioaddr, u32 chan,
194 				bool rx, bool tx);
195 	void (*start_tx)(void __iomem *ioaddr, u32 chan);
196 	void (*stop_tx)(void __iomem *ioaddr, u32 chan);
197 	void (*start_rx)(void __iomem *ioaddr, u32 chan);
198 	void (*stop_rx)(void __iomem *ioaddr, u32 chan);
199 	int (*dma_interrupt) (void __iomem *ioaddr,
200 			      struct stmmac_extra_stats *x, u32 chan, u32 dir);
201 	/* If supported then get the optional core features */
202 	int (*get_hw_feature)(void __iomem *ioaddr,
203 			      struct dma_features *dma_cap);
204 	/* Program the HW RX Watchdog */
205 	void (*rx_watchdog)(void __iomem *ioaddr, u32 riwt, u32 queue);
206 	void (*set_tx_ring_len)(void __iomem *ioaddr, u32 len, u32 chan);
207 	void (*set_rx_ring_len)(void __iomem *ioaddr, u32 len, u32 chan);
208 	void (*set_rx_tail_ptr)(void __iomem *ioaddr, u32 tail_ptr, u32 chan);
209 	void (*set_tx_tail_ptr)(void __iomem *ioaddr, u32 tail_ptr, u32 chan);
210 	void (*enable_tso)(void __iomem *ioaddr, bool en, u32 chan);
211 	void (*qmode)(void __iomem *ioaddr, u32 channel, u8 qmode);
212 	void (*set_bfsize)(void __iomem *ioaddr, int bfsize, u32 chan);
213 	void (*enable_sph)(void __iomem *ioaddr, bool en, u32 chan);
214 	int (*enable_tbs)(void __iomem *ioaddr, bool en, u32 chan);
215 };
216 
217 #define stmmac_reset(__priv, __args...) \
218 	stmmac_do_callback(__priv, dma, reset, __args)
219 #define stmmac_dma_init(__priv, __args...) \
220 	stmmac_do_void_callback(__priv, dma, init, __args)
221 #define stmmac_init_chan(__priv, __args...) \
222 	stmmac_do_void_callback(__priv, dma, init_chan, __args)
223 #define stmmac_init_rx_chan(__priv, __args...) \
224 	stmmac_do_void_callback(__priv, dma, init_rx_chan, __args)
225 #define stmmac_init_tx_chan(__priv, __args...) \
226 	stmmac_do_void_callback(__priv, dma, init_tx_chan, __args)
227 #define stmmac_axi(__priv, __args...) \
228 	stmmac_do_void_callback(__priv, dma, axi, __args)
229 #define stmmac_dump_dma_regs(__priv, __args...) \
230 	stmmac_do_void_callback(__priv, dma, dump_regs, __args)
231 #define stmmac_dma_rx_mode(__priv, __args...) \
232 	stmmac_do_void_callback(__priv, dma, dma_rx_mode, __args)
233 #define stmmac_dma_tx_mode(__priv, __args...) \
234 	stmmac_do_void_callback(__priv, dma, dma_tx_mode, __args)
235 #define stmmac_dma_diagnostic_fr(__priv, __args...) \
236 	stmmac_do_void_callback(__priv, dma, dma_diagnostic_fr, __args)
237 #define stmmac_enable_dma_transmission(__priv, __args...) \
238 	stmmac_do_void_callback(__priv, dma, enable_dma_transmission, __args)
239 #define stmmac_enable_dma_irq(__priv, __args...) \
240 	stmmac_do_void_callback(__priv, dma, enable_dma_irq, __args)
241 #define stmmac_disable_dma_irq(__priv, __args...) \
242 	stmmac_do_void_callback(__priv, dma, disable_dma_irq, __args)
243 #define stmmac_start_tx(__priv, __args...) \
244 	stmmac_do_void_callback(__priv, dma, start_tx, __args)
245 #define stmmac_stop_tx(__priv, __args...) \
246 	stmmac_do_void_callback(__priv, dma, stop_tx, __args)
247 #define stmmac_start_rx(__priv, __args...) \
248 	stmmac_do_void_callback(__priv, dma, start_rx, __args)
249 #define stmmac_stop_rx(__priv, __args...) \
250 	stmmac_do_void_callback(__priv, dma, stop_rx, __args)
251 #define stmmac_dma_interrupt_status(__priv, __args...) \
252 	stmmac_do_callback(__priv, dma, dma_interrupt, __args)
253 #define stmmac_get_hw_feature(__priv, __args...) \
254 	stmmac_do_callback(__priv, dma, get_hw_feature, __args)
255 #define stmmac_rx_watchdog(__priv, __args...) \
256 	stmmac_do_void_callback(__priv, dma, rx_watchdog, __args)
257 #define stmmac_set_tx_ring_len(__priv, __args...) \
258 	stmmac_do_void_callback(__priv, dma, set_tx_ring_len, __args)
259 #define stmmac_set_rx_ring_len(__priv, __args...) \
260 	stmmac_do_void_callback(__priv, dma, set_rx_ring_len, __args)
261 #define stmmac_set_rx_tail_ptr(__priv, __args...) \
262 	stmmac_do_void_callback(__priv, dma, set_rx_tail_ptr, __args)
263 #define stmmac_set_tx_tail_ptr(__priv, __args...) \
264 	stmmac_do_void_callback(__priv, dma, set_tx_tail_ptr, __args)
265 #define stmmac_enable_tso(__priv, __args...) \
266 	stmmac_do_void_callback(__priv, dma, enable_tso, __args)
267 #define stmmac_dma_qmode(__priv, __args...) \
268 	stmmac_do_void_callback(__priv, dma, qmode, __args)
269 #define stmmac_set_dma_bfsize(__priv, __args...) \
270 	stmmac_do_void_callback(__priv, dma, set_bfsize, __args)
271 #define stmmac_enable_sph(__priv, __args...) \
272 	stmmac_do_void_callback(__priv, dma, enable_sph, __args)
273 #define stmmac_enable_tbs(__priv, __args...) \
274 	stmmac_do_callback(__priv, dma, enable_tbs, __args)
275 
276 struct mac_device_info;
277 struct net_device;
278 struct rgmii_adv;
279 struct stmmac_tc_entry;
280 struct stmmac_pps_cfg;
281 struct stmmac_rss;
282 struct stmmac_est;
283 
284 /* Helpers to program the MAC core */
285 struct stmmac_ops {
286 	/* MAC core initialization */
287 	void (*core_init)(struct mac_device_info *hw, struct net_device *dev);
288 	/* Enable the MAC RX/TX */
289 	void (*set_mac)(void __iomem *ioaddr, bool enable);
290 	/* Enable and verify that the IPC module is supported */
291 	int (*rx_ipc)(struct mac_device_info *hw);
292 	/* Enable RX Queues */
293 	void (*rx_queue_enable)(struct mac_device_info *hw, u8 mode, u32 queue);
294 	/* RX Queues Priority */
295 	void (*rx_queue_prio)(struct mac_device_info *hw, u32 prio, u32 queue);
296 	/* TX Queues Priority */
297 	void (*tx_queue_prio)(struct mac_device_info *hw, u32 prio, u32 queue);
298 	/* RX Queues Routing */
299 	void (*rx_queue_routing)(struct mac_device_info *hw, u8 packet,
300 				 u32 queue);
301 	/* Program RX Algorithms */
302 	void (*prog_mtl_rx_algorithms)(struct mac_device_info *hw, u32 rx_alg);
303 	/* Program TX Algorithms */
304 	void (*prog_mtl_tx_algorithms)(struct mac_device_info *hw, u32 tx_alg);
305 	/* Set MTL TX queues weight */
306 	void (*set_mtl_tx_queue_weight)(struct mac_device_info *hw,
307 					u32 weight, u32 queue);
308 	/* RX MTL queue to RX dma mapping */
309 	void (*map_mtl_to_dma)(struct mac_device_info *hw, u32 queue, u32 chan);
310 	/* Configure AV Algorithm */
311 	void (*config_cbs)(struct mac_device_info *hw, u32 send_slope,
312 			   u32 idle_slope, u32 high_credit, u32 low_credit,
313 			   u32 queue);
314 	/* Dump MAC registers */
315 	void (*dump_regs)(struct mac_device_info *hw, u32 *reg_space);
316 	/* Handle extra events on specific interrupts hw dependent */
317 	int (*host_irq_status)(struct mac_device_info *hw,
318 			       struct stmmac_extra_stats *x);
319 	/* Handle MTL interrupts */
320 	int (*host_mtl_irq_status)(struct mac_device_info *hw, u32 chan);
321 	/* Multicast filter setting */
322 	void (*set_filter)(struct mac_device_info *hw, struct net_device *dev);
323 	/* Flow control setting */
324 	void (*flow_ctrl)(struct mac_device_info *hw, unsigned int duplex,
325 			  unsigned int fc, unsigned int pause_time, u32 tx_cnt);
326 	/* Set power management mode (e.g. magic frame) */
327 	void (*pmt)(struct mac_device_info *hw, unsigned long mode);
328 	/* Set/Get Unicast MAC addresses */
329 	void (*set_umac_addr)(struct mac_device_info *hw,
330 			      const unsigned char *addr,
331 			      unsigned int reg_n);
332 	void (*get_umac_addr)(struct mac_device_info *hw, unsigned char *addr,
333 			      unsigned int reg_n);
334 	void (*set_eee_mode)(struct mac_device_info *hw,
335 			     bool en_tx_lpi_clockgating);
336 	void (*reset_eee_mode)(struct mac_device_info *hw);
337 	void (*set_eee_lpi_entry_timer)(struct mac_device_info *hw, int et);
338 	void (*set_eee_timer)(struct mac_device_info *hw, int ls, int tw);
339 	void (*set_eee_pls)(struct mac_device_info *hw, int link);
340 	void (*debug)(void __iomem *ioaddr, struct stmmac_extra_stats *x,
341 		      u32 rx_queues, u32 tx_queues);
342 	/* PCS calls */
343 	void (*pcs_ctrl_ane)(void __iomem *ioaddr, bool ane, bool srgmi_ral,
344 			     bool loopback);
345 	void (*pcs_rane)(void __iomem *ioaddr, bool restart);
346 	void (*pcs_get_adv_lp)(void __iomem *ioaddr, struct rgmii_adv *adv);
347 	/* Safety Features */
348 	int (*safety_feat_config)(void __iomem *ioaddr, unsigned int asp,
349 				  struct stmmac_safety_feature_cfg *safety_cfg);
350 	int (*safety_feat_irq_status)(struct net_device *ndev,
351 			void __iomem *ioaddr, unsigned int asp,
352 			struct stmmac_safety_stats *stats);
353 	int (*safety_feat_dump)(struct stmmac_safety_stats *stats,
354 			int index, unsigned long *count, const char **desc);
355 	/* Flexible RX Parser */
356 	int (*rxp_config)(void __iomem *ioaddr, struct stmmac_tc_entry *entries,
357 			  unsigned int count);
358 	/* Flexible PPS */
359 	int (*flex_pps_config)(void __iomem *ioaddr, int index,
360 			       struct stmmac_pps_cfg *cfg, bool enable,
361 			       u32 sub_second_inc, u32 systime_flags);
362 	/* Loopback for selftests */
363 	void (*set_mac_loopback)(void __iomem *ioaddr, bool enable);
364 	/* RSS */
365 	int (*rss_configure)(struct mac_device_info *hw,
366 			     struct stmmac_rss *cfg, u32 num_rxq);
367 	/* VLAN */
368 	void (*update_vlan_hash)(struct mac_device_info *hw, u32 hash,
369 				 __le16 perfect_match, bool is_double);
370 	void (*enable_vlan)(struct mac_device_info *hw, u32 type);
371 	int (*add_hw_vlan_rx_fltr)(struct net_device *dev,
372 				   struct mac_device_info *hw,
373 				   __be16 proto, u16 vid);
374 	int (*del_hw_vlan_rx_fltr)(struct net_device *dev,
375 				   struct mac_device_info *hw,
376 				   __be16 proto, u16 vid);
377 	void (*restore_hw_vlan_rx_fltr)(struct net_device *dev,
378 					struct mac_device_info *hw);
379 	/* TX Timestamp */
380 	int (*get_mac_tx_timestamp)(struct mac_device_info *hw, u64 *ts);
381 	/* Source Address Insertion / Replacement */
382 	void (*sarc_configure)(void __iomem *ioaddr, int val);
383 	/* Filtering */
384 	int (*config_l3_filter)(struct mac_device_info *hw, u32 filter_no,
385 				bool en, bool ipv6, bool sa, bool inv,
386 				u32 match);
387 	int (*config_l4_filter)(struct mac_device_info *hw, u32 filter_no,
388 				bool en, bool udp, bool sa, bool inv,
389 				u32 match);
390 	void (*set_arp_offload)(struct mac_device_info *hw, bool en, u32 addr);
391 	int (*est_configure)(void __iomem *ioaddr, struct stmmac_est *cfg,
392 			     unsigned int ptp_rate);
393 	void (*est_irq_status)(void __iomem *ioaddr, struct net_device *dev,
394 			       struct stmmac_extra_stats *x, u32 txqcnt);
395 	void (*fpe_configure)(void __iomem *ioaddr, struct stmmac_fpe_cfg *cfg,
396 			      u32 num_txq, u32 num_rxq,
397 			      bool enable);
398 	void (*fpe_send_mpacket)(void __iomem *ioaddr,
399 				 struct stmmac_fpe_cfg *cfg,
400 				 enum stmmac_mpacket_type type);
401 	int (*fpe_irq_status)(void __iomem *ioaddr, struct net_device *dev);
402 };
403 
404 #define stmmac_core_init(__priv, __args...) \
405 	stmmac_do_void_callback(__priv, mac, core_init, __args)
406 #define stmmac_mac_set(__priv, __args...) \
407 	stmmac_do_void_callback(__priv, mac, set_mac, __args)
408 #define stmmac_rx_ipc(__priv, __args...) \
409 	stmmac_do_callback(__priv, mac, rx_ipc, __args)
410 #define stmmac_rx_queue_enable(__priv, __args...) \
411 	stmmac_do_void_callback(__priv, mac, rx_queue_enable, __args)
412 #define stmmac_rx_queue_prio(__priv, __args...) \
413 	stmmac_do_void_callback(__priv, mac, rx_queue_prio, __args)
414 #define stmmac_tx_queue_prio(__priv, __args...) \
415 	stmmac_do_void_callback(__priv, mac, tx_queue_prio, __args)
416 #define stmmac_rx_queue_routing(__priv, __args...) \
417 	stmmac_do_void_callback(__priv, mac, rx_queue_routing, __args)
418 #define stmmac_prog_mtl_rx_algorithms(__priv, __args...) \
419 	stmmac_do_void_callback(__priv, mac, prog_mtl_rx_algorithms, __args)
420 #define stmmac_prog_mtl_tx_algorithms(__priv, __args...) \
421 	stmmac_do_void_callback(__priv, mac, prog_mtl_tx_algorithms, __args)
422 #define stmmac_set_mtl_tx_queue_weight(__priv, __args...) \
423 	stmmac_do_void_callback(__priv, mac, set_mtl_tx_queue_weight, __args)
424 #define stmmac_map_mtl_to_dma(__priv, __args...) \
425 	stmmac_do_void_callback(__priv, mac, map_mtl_to_dma, __args)
426 #define stmmac_config_cbs(__priv, __args...) \
427 	stmmac_do_void_callback(__priv, mac, config_cbs, __args)
428 #define stmmac_dump_mac_regs(__priv, __args...) \
429 	stmmac_do_void_callback(__priv, mac, dump_regs, __args)
430 #define stmmac_host_irq_status(__priv, __args...) \
431 	stmmac_do_callback(__priv, mac, host_irq_status, __args)
432 #define stmmac_host_mtl_irq_status(__priv, __args...) \
433 	stmmac_do_callback(__priv, mac, host_mtl_irq_status, __args)
434 #define stmmac_set_filter(__priv, __args...) \
435 	stmmac_do_void_callback(__priv, mac, set_filter, __args)
436 #define stmmac_flow_ctrl(__priv, __args...) \
437 	stmmac_do_void_callback(__priv, mac, flow_ctrl, __args)
438 #define stmmac_pmt(__priv, __args...) \
439 	stmmac_do_void_callback(__priv, mac, pmt, __args)
440 #define stmmac_set_umac_addr(__priv, __args...) \
441 	stmmac_do_void_callback(__priv, mac, set_umac_addr, __args)
442 #define stmmac_get_umac_addr(__priv, __args...) \
443 	stmmac_do_void_callback(__priv, mac, get_umac_addr, __args)
444 #define stmmac_set_eee_mode(__priv, __args...) \
445 	stmmac_do_void_callback(__priv, mac, set_eee_mode, __args)
446 #define stmmac_reset_eee_mode(__priv, __args...) \
447 	stmmac_do_void_callback(__priv, mac, reset_eee_mode, __args)
448 #define stmmac_set_eee_lpi_timer(__priv, __args...) \
449 	stmmac_do_void_callback(__priv, mac, set_eee_lpi_entry_timer, __args)
450 #define stmmac_set_eee_timer(__priv, __args...) \
451 	stmmac_do_void_callback(__priv, mac, set_eee_timer, __args)
452 #define stmmac_set_eee_pls(__priv, __args...) \
453 	stmmac_do_void_callback(__priv, mac, set_eee_pls, __args)
454 #define stmmac_mac_debug(__priv, __args...) \
455 	stmmac_do_void_callback(__priv, mac, debug, __args)
456 #define stmmac_pcs_ctrl_ane(__priv, __args...) \
457 	stmmac_do_void_callback(__priv, mac, pcs_ctrl_ane, __args)
458 #define stmmac_pcs_rane(__priv, __args...) \
459 	stmmac_do_void_callback(__priv, mac, pcs_rane, __args)
460 #define stmmac_pcs_get_adv_lp(__priv, __args...) \
461 	stmmac_do_void_callback(__priv, mac, pcs_get_adv_lp, __args)
462 #define stmmac_safety_feat_config(__priv, __args...) \
463 	stmmac_do_callback(__priv, mac, safety_feat_config, __args)
464 #define stmmac_safety_feat_irq_status(__priv, __args...) \
465 	stmmac_do_callback(__priv, mac, safety_feat_irq_status, __args)
466 #define stmmac_safety_feat_dump(__priv, __args...) \
467 	stmmac_do_callback(__priv, mac, safety_feat_dump, __args)
468 #define stmmac_rxp_config(__priv, __args...) \
469 	stmmac_do_callback(__priv, mac, rxp_config, __args)
470 #define stmmac_flex_pps_config(__priv, __args...) \
471 	stmmac_do_callback(__priv, mac, flex_pps_config, __args)
472 #define stmmac_set_mac_loopback(__priv, __args...) \
473 	stmmac_do_void_callback(__priv, mac, set_mac_loopback, __args)
474 #define stmmac_rss_configure(__priv, __args...) \
475 	stmmac_do_callback(__priv, mac, rss_configure, __args)
476 #define stmmac_update_vlan_hash(__priv, __args...) \
477 	stmmac_do_void_callback(__priv, mac, update_vlan_hash, __args)
478 #define stmmac_enable_vlan(__priv, __args...) \
479 	stmmac_do_void_callback(__priv, mac, enable_vlan, __args)
480 #define stmmac_add_hw_vlan_rx_fltr(__priv, __args...) \
481 	stmmac_do_callback(__priv, mac, add_hw_vlan_rx_fltr, __args)
482 #define stmmac_del_hw_vlan_rx_fltr(__priv, __args...) \
483 	stmmac_do_callback(__priv, mac, del_hw_vlan_rx_fltr, __args)
484 #define stmmac_restore_hw_vlan_rx_fltr(__priv, __args...) \
485 	stmmac_do_void_callback(__priv, mac, restore_hw_vlan_rx_fltr, __args)
486 #define stmmac_get_mac_tx_timestamp(__priv, __args...) \
487 	stmmac_do_callback(__priv, mac, get_mac_tx_timestamp, __args)
488 #define stmmac_sarc_configure(__priv, __args...) \
489 	stmmac_do_void_callback(__priv, mac, sarc_configure, __args)
490 #define stmmac_config_l3_filter(__priv, __args...) \
491 	stmmac_do_callback(__priv, mac, config_l3_filter, __args)
492 #define stmmac_config_l4_filter(__priv, __args...) \
493 	stmmac_do_callback(__priv, mac, config_l4_filter, __args)
494 #define stmmac_set_arp_offload(__priv, __args...) \
495 	stmmac_do_void_callback(__priv, mac, set_arp_offload, __args)
496 #define stmmac_est_configure(__priv, __args...) \
497 	stmmac_do_callback(__priv, mac, est_configure, __args)
498 #define stmmac_est_irq_status(__priv, __args...) \
499 	stmmac_do_void_callback(__priv, mac, est_irq_status, __args)
500 #define stmmac_fpe_configure(__priv, __args...) \
501 	stmmac_do_void_callback(__priv, mac, fpe_configure, __args)
502 #define stmmac_fpe_send_mpacket(__priv, __args...) \
503 	stmmac_do_void_callback(__priv, mac, fpe_send_mpacket, __args)
504 #define stmmac_fpe_irq_status(__priv, __args...) \
505 	stmmac_do_callback(__priv, mac, fpe_irq_status, __args)
506 
507 struct stmmac_priv;
508 
509 /* PTP and HW Timer helpers */
510 struct stmmac_hwtimestamp {
511 	void (*config_hw_tstamping) (void __iomem *ioaddr, u32 data);
512 	void (*config_sub_second_increment)(void __iomem *ioaddr, u32 ptp_clock,
513 					   int gmac4, u32 *ssinc);
514 	int (*init_systime) (void __iomem *ioaddr, u32 sec, u32 nsec);
515 	int (*config_addend) (void __iomem *ioaddr, u32 addend);
516 	int (*adjust_systime) (void __iomem *ioaddr, u32 sec, u32 nsec,
517 			       int add_sub, int gmac4);
518 	void (*get_systime) (void __iomem *ioaddr, u64 *systime);
519 	void (*get_ptptime)(void __iomem *ioaddr, u64 *ptp_time);
520 	void (*timestamp_interrupt)(struct stmmac_priv *priv);
521 };
522 
523 #define stmmac_config_hw_tstamping(__priv, __args...) \
524 	stmmac_do_void_callback(__priv, ptp, config_hw_tstamping, __args)
525 #define stmmac_config_sub_second_increment(__priv, __args...) \
526 	stmmac_do_void_callback(__priv, ptp, config_sub_second_increment, __args)
527 #define stmmac_init_systime(__priv, __args...) \
528 	stmmac_do_callback(__priv, ptp, init_systime, __args)
529 #define stmmac_config_addend(__priv, __args...) \
530 	stmmac_do_callback(__priv, ptp, config_addend, __args)
531 #define stmmac_adjust_systime(__priv, __args...) \
532 	stmmac_do_callback(__priv, ptp, adjust_systime, __args)
533 #define stmmac_get_systime(__priv, __args...) \
534 	stmmac_do_void_callback(__priv, ptp, get_systime, __args)
535 #define stmmac_get_ptptime(__priv, __args...) \
536 	stmmac_do_void_callback(__priv, ptp, get_ptptime, __args)
537 #define stmmac_timestamp_interrupt(__priv, __args...) \
538 	stmmac_do_void_callback(__priv, ptp, timestamp_interrupt, __args)
539 
540 /* Helpers to manage the descriptors for chain and ring modes */
541 struct stmmac_mode_ops {
542 	void (*init) (void *des, dma_addr_t phy_addr, unsigned int size,
543 		      unsigned int extend_desc);
544 	unsigned int (*is_jumbo_frm) (int len, int ehn_desc);
545 	int (*jumbo_frm)(void *priv, struct sk_buff *skb, int csum);
546 	int (*set_16kib_bfsize)(int mtu);
547 	void (*init_desc3)(struct dma_desc *p);
548 	void (*refill_desc3) (void *priv, struct dma_desc *p);
549 	void (*clean_desc3) (void *priv, struct dma_desc *p);
550 };
551 
552 #define stmmac_mode_init(__priv, __args...) \
553 	stmmac_do_void_callback(__priv, mode, init, __args)
554 #define stmmac_is_jumbo_frm(__priv, __args...) \
555 	stmmac_do_callback(__priv, mode, is_jumbo_frm, __args)
556 #define stmmac_jumbo_frm(__priv, __args...) \
557 	stmmac_do_callback(__priv, mode, jumbo_frm, __args)
558 #define stmmac_set_16kib_bfsize(__priv, __args...) \
559 	stmmac_do_callback(__priv, mode, set_16kib_bfsize, __args)
560 #define stmmac_init_desc3(__priv, __args...) \
561 	stmmac_do_void_callback(__priv, mode, init_desc3, __args)
562 #define stmmac_refill_desc3(__priv, __args...) \
563 	stmmac_do_void_callback(__priv, mode, refill_desc3, __args)
564 #define stmmac_clean_desc3(__priv, __args...) \
565 	stmmac_do_void_callback(__priv, mode, clean_desc3, __args)
566 
567 struct tc_cls_u32_offload;
568 struct tc_cbs_qopt_offload;
569 struct flow_cls_offload;
570 struct tc_taprio_qopt_offload;
571 struct tc_etf_qopt_offload;
572 
573 struct stmmac_tc_ops {
574 	int (*init)(struct stmmac_priv *priv);
575 	int (*setup_cls_u32)(struct stmmac_priv *priv,
576 			     struct tc_cls_u32_offload *cls);
577 	int (*setup_cbs)(struct stmmac_priv *priv,
578 			 struct tc_cbs_qopt_offload *qopt);
579 	int (*setup_cls)(struct stmmac_priv *priv,
580 			 struct flow_cls_offload *cls);
581 	int (*setup_taprio)(struct stmmac_priv *priv,
582 			    struct tc_taprio_qopt_offload *qopt);
583 	int (*setup_etf)(struct stmmac_priv *priv,
584 			 struct tc_etf_qopt_offload *qopt);
585 };
586 
587 #define stmmac_tc_init(__priv, __args...) \
588 	stmmac_do_callback(__priv, tc, init, __args)
589 #define stmmac_tc_setup_cls_u32(__priv, __args...) \
590 	stmmac_do_callback(__priv, tc, setup_cls_u32, __args)
591 #define stmmac_tc_setup_cbs(__priv, __args...) \
592 	stmmac_do_callback(__priv, tc, setup_cbs, __args)
593 #define stmmac_tc_setup_cls(__priv, __args...) \
594 	stmmac_do_callback(__priv, tc, setup_cls, __args)
595 #define stmmac_tc_setup_taprio(__priv, __args...) \
596 	stmmac_do_callback(__priv, tc, setup_taprio, __args)
597 #define stmmac_tc_setup_etf(__priv, __args...) \
598 	stmmac_do_callback(__priv, tc, setup_etf, __args)
599 
600 struct stmmac_counters;
601 
602 struct stmmac_mmc_ops {
603 	void (*ctrl)(void __iomem *ioaddr, unsigned int mode);
604 	void (*intr_all_mask)(void __iomem *ioaddr);
605 	void (*read)(void __iomem *ioaddr, struct stmmac_counters *mmc);
606 };
607 
608 #define stmmac_mmc_ctrl(__priv, __args...) \
609 	stmmac_do_void_callback(__priv, mmc, ctrl, __args)
610 #define stmmac_mmc_intr_all_mask(__priv, __args...) \
611 	stmmac_do_void_callback(__priv, mmc, intr_all_mask, __args)
612 #define stmmac_mmc_read(__priv, __args...) \
613 	stmmac_do_void_callback(__priv, mmc, read, __args)
614 
615 struct stmmac_regs_off {
616 	u32 ptp_off;
617 	u32 mmc_off;
618 };
619 
620 extern const struct stmmac_ops dwmac100_ops;
621 extern const struct stmmac_dma_ops dwmac100_dma_ops;
622 extern const struct stmmac_ops dwmac1000_ops;
623 extern const struct stmmac_dma_ops dwmac1000_dma_ops;
624 extern const struct stmmac_ops dwmac4_ops;
625 extern const struct stmmac_dma_ops dwmac4_dma_ops;
626 extern const struct stmmac_ops dwmac410_ops;
627 extern const struct stmmac_dma_ops dwmac410_dma_ops;
628 extern const struct stmmac_ops dwmac510_ops;
629 extern const struct stmmac_tc_ops dwmac510_tc_ops;
630 extern const struct stmmac_ops dwxgmac210_ops;
631 extern const struct stmmac_ops dwxlgmac2_ops;
632 extern const struct stmmac_dma_ops dwxgmac210_dma_ops;
633 extern const struct stmmac_desc_ops dwxgmac210_desc_ops;
634 extern const struct stmmac_mmc_ops dwmac_mmc_ops;
635 extern const struct stmmac_mmc_ops dwxgmac_mmc_ops;
636 
637 #define GMAC_VERSION		0x00000020	/* GMAC CORE Version */
638 #define GMAC4_VERSION		0x00000110	/* GMAC4+ CORE Version */
639 
640 int stmmac_hwif_init(struct stmmac_priv *priv);
641 
642 #endif /* __STMMAC_HWIF_H__ */
643