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 
10 #define stmmac_do_void_callback(__priv, __module, __cname,  __arg0, __args...) \
11 ({ \
12 	int __result = -EINVAL; \
13 	if ((__priv)->hw->__module && (__priv)->hw->__module->__cname) { \
14 		(__priv)->hw->__module->__cname((__arg0), ##__args); \
15 		__result = 0; \
16 	} \
17 	__result; \
18 })
19 #define stmmac_do_callback(__priv, __module, __cname,  __arg0, __args...) \
20 ({ \
21 	int __result = -EINVAL; \
22 	if ((__priv)->hw->__module && (__priv)->hw->__module->__cname) \
23 		__result = (__priv)->hw->__module->__cname((__arg0), ##__args); \
24 	__result; \
25 })
26 
27 struct stmmac_extra_stats;
28 struct stmmac_safety_stats;
29 struct dma_desc;
30 struct dma_extended_desc;
31 
32 /* Descriptors helpers */
33 struct stmmac_desc_ops {
34 	/* DMA RX descriptor ring initialization */
35 	void (*init_rx_desc)(struct dma_desc *p, int disable_rx_ic, int mode,
36 			int end, int bfsize);
37 	/* DMA TX descriptor ring initialization */
38 	void (*init_tx_desc)(struct dma_desc *p, int mode, int end);
39 	/* Invoked by the xmit function to prepare the tx descriptor */
40 	void (*prepare_tx_desc)(struct dma_desc *p, int is_fs, int len,
41 			bool csum_flag, int mode, bool tx_own, bool ls,
42 			unsigned int tot_pkt_len);
43 	void (*prepare_tso_tx_desc)(struct dma_desc *p, int is_fs, int len1,
44 			int len2, bool tx_own, bool ls, unsigned int tcphdrlen,
45 			unsigned int tcppayloadlen);
46 	/* Set/get the owner of the descriptor */
47 	void (*set_tx_owner)(struct dma_desc *p);
48 	int (*get_tx_owner)(struct dma_desc *p);
49 	/* Clean the tx descriptor as soon as the tx irq is received */
50 	void (*release_tx_desc)(struct dma_desc *p, int mode);
51 	/* Clear interrupt on tx frame completion. When this bit is
52 	 * set an interrupt happens as soon as the frame is transmitted */
53 	void (*set_tx_ic)(struct dma_desc *p);
54 	/* Last tx segment reports the transmit status */
55 	int (*get_tx_ls)(struct dma_desc *p);
56 	/* Return the transmit status looking at the TDES1 */
57 	int (*tx_status)(void *data, struct stmmac_extra_stats *x,
58 			struct dma_desc *p, void __iomem *ioaddr);
59 	/* Get the buffer size from the descriptor */
60 	int (*get_tx_len)(struct dma_desc *p);
61 	/* Handle extra events on specific interrupts hw dependent */
62 	void (*set_rx_owner)(struct dma_desc *p, int disable_rx_ic);
63 	/* Get the receive frame size */
64 	int (*get_rx_frame_len)(struct dma_desc *p, int rx_coe_type);
65 	/* Return the reception status looking at the RDES1 */
66 	int (*rx_status)(void *data, struct stmmac_extra_stats *x,
67 			struct dma_desc *p);
68 	void (*rx_extended_status)(void *data, struct stmmac_extra_stats *x,
69 			struct dma_extended_desc *p);
70 	/* Set tx timestamp enable bit */
71 	void (*enable_tx_timestamp) (struct dma_desc *p);
72 	/* get tx timestamp status */
73 	int (*get_tx_timestamp_status) (struct dma_desc *p);
74 	/* get timestamp value */
75 	void (*get_timestamp)(void *desc, u32 ats, u64 *ts);
76 	/* get rx timestamp status */
77 	int (*get_rx_timestamp_status)(void *desc, void *next_desc, u32 ats);
78 	/* Display ring */
79 	void (*display_ring)(void *head, unsigned int size, bool rx);
80 	/* set MSS via context descriptor */
81 	void (*set_mss)(struct dma_desc *p, unsigned int mss);
82 	/* get descriptor skbuff address */
83 	void (*get_addr)(struct dma_desc *p, unsigned int *addr);
84 	/* set descriptor skbuff address */
85 	void (*set_addr)(struct dma_desc *p, dma_addr_t addr);
86 	/* clear descriptor */
87 	void (*clear)(struct dma_desc *p);
88 };
89 
90 #define stmmac_init_rx_desc(__priv, __args...) \
91 	stmmac_do_void_callback(__priv, desc, init_rx_desc, __args)
92 #define stmmac_init_tx_desc(__priv, __args...) \
93 	stmmac_do_void_callback(__priv, desc, init_tx_desc, __args)
94 #define stmmac_prepare_tx_desc(__priv, __args...) \
95 	stmmac_do_void_callback(__priv, desc, prepare_tx_desc, __args)
96 #define stmmac_prepare_tso_tx_desc(__priv, __args...) \
97 	stmmac_do_void_callback(__priv, desc, prepare_tso_tx_desc, __args)
98 #define stmmac_set_tx_owner(__priv, __args...) \
99 	stmmac_do_void_callback(__priv, desc, set_tx_owner, __args)
100 #define stmmac_get_tx_owner(__priv, __args...) \
101 	stmmac_do_callback(__priv, desc, get_tx_owner, __args)
102 #define stmmac_release_tx_desc(__priv, __args...) \
103 	stmmac_do_void_callback(__priv, desc, release_tx_desc, __args)
104 #define stmmac_set_tx_ic(__priv, __args...) \
105 	stmmac_do_void_callback(__priv, desc, set_tx_ic, __args)
106 #define stmmac_get_tx_ls(__priv, __args...) \
107 	stmmac_do_callback(__priv, desc, get_tx_ls, __args)
108 #define stmmac_tx_status(__priv, __args...) \
109 	stmmac_do_callback(__priv, desc, tx_status, __args)
110 #define stmmac_get_tx_len(__priv, __args...) \
111 	stmmac_do_callback(__priv, desc, get_tx_len, __args)
112 #define stmmac_set_rx_owner(__priv, __args...) \
113 	stmmac_do_void_callback(__priv, desc, set_rx_owner, __args)
114 #define stmmac_get_rx_frame_len(__priv, __args...) \
115 	stmmac_do_callback(__priv, desc, get_rx_frame_len, __args)
116 #define stmmac_rx_status(__priv, __args...) \
117 	stmmac_do_callback(__priv, desc, rx_status, __args)
118 #define stmmac_rx_extended_status(__priv, __args...) \
119 	stmmac_do_void_callback(__priv, desc, rx_extended_status, __args)
120 #define stmmac_enable_tx_timestamp(__priv, __args...) \
121 	stmmac_do_void_callback(__priv, desc, enable_tx_timestamp, __args)
122 #define stmmac_get_tx_timestamp_status(__priv, __args...) \
123 	stmmac_do_callback(__priv, desc, get_tx_timestamp_status, __args)
124 #define stmmac_get_timestamp(__priv, __args...) \
125 	stmmac_do_void_callback(__priv, desc, get_timestamp, __args)
126 #define stmmac_get_rx_timestamp_status(__priv, __args...) \
127 	stmmac_do_callback(__priv, desc, get_rx_timestamp_status, __args)
128 #define stmmac_display_ring(__priv, __args...) \
129 	stmmac_do_void_callback(__priv, desc, display_ring, __args)
130 #define stmmac_set_mss(__priv, __args...) \
131 	stmmac_do_void_callback(__priv, desc, set_mss, __args)
132 #define stmmac_get_desc_addr(__priv, __args...) \
133 	stmmac_do_void_callback(__priv, desc, get_addr, __args)
134 #define stmmac_set_desc_addr(__priv, __args...) \
135 	stmmac_do_void_callback(__priv, desc, set_addr, __args)
136 #define stmmac_clear_desc(__priv, __args...) \
137 	stmmac_do_void_callback(__priv, desc, clear, __args)
138 
139 struct stmmac_dma_cfg;
140 struct dma_features;
141 
142 /* Specific DMA helpers */
143 struct stmmac_dma_ops {
144 	/* DMA core initialization */
145 	int (*reset)(void __iomem *ioaddr);
146 	void (*init)(void __iomem *ioaddr, struct stmmac_dma_cfg *dma_cfg,
147 		     int atds);
148 	void (*init_chan)(void __iomem *ioaddr,
149 			  struct stmmac_dma_cfg *dma_cfg, u32 chan);
150 	void (*init_rx_chan)(void __iomem *ioaddr,
151 			     struct stmmac_dma_cfg *dma_cfg,
152 			     u32 dma_rx_phy, u32 chan);
153 	void (*init_tx_chan)(void __iomem *ioaddr,
154 			     struct stmmac_dma_cfg *dma_cfg,
155 			     u32 dma_tx_phy, u32 chan);
156 	/* Configure the AXI Bus Mode Register */
157 	void (*axi)(void __iomem *ioaddr, struct stmmac_axi *axi);
158 	/* Dump DMA registers */
159 	void (*dump_regs)(void __iomem *ioaddr, u32 *reg_space);
160 	void (*dma_rx_mode)(void __iomem *ioaddr, int mode, u32 channel,
161 			    int fifosz, u8 qmode);
162 	void (*dma_tx_mode)(void __iomem *ioaddr, int mode, u32 channel,
163 			    int fifosz, u8 qmode);
164 	/* To track extra statistic (if supported) */
165 	void (*dma_diagnostic_fr) (void *data, struct stmmac_extra_stats *x,
166 				   void __iomem *ioaddr);
167 	void (*enable_dma_transmission) (void __iomem *ioaddr);
168 	void (*enable_dma_irq)(void __iomem *ioaddr, u32 chan);
169 	void (*disable_dma_irq)(void __iomem *ioaddr, u32 chan);
170 	void (*start_tx)(void __iomem *ioaddr, u32 chan);
171 	void (*stop_tx)(void __iomem *ioaddr, u32 chan);
172 	void (*start_rx)(void __iomem *ioaddr, u32 chan);
173 	void (*stop_rx)(void __iomem *ioaddr, u32 chan);
174 	int (*dma_interrupt) (void __iomem *ioaddr,
175 			      struct stmmac_extra_stats *x, u32 chan);
176 	/* If supported then get the optional core features */
177 	void (*get_hw_feature)(void __iomem *ioaddr,
178 			       struct dma_features *dma_cap);
179 	/* Program the HW RX Watchdog */
180 	void (*rx_watchdog)(void __iomem *ioaddr, u32 riwt, u32 number_chan);
181 	void (*set_tx_ring_len)(void __iomem *ioaddr, u32 len, u32 chan);
182 	void (*set_rx_ring_len)(void __iomem *ioaddr, u32 len, u32 chan);
183 	void (*set_rx_tail_ptr)(void __iomem *ioaddr, u32 tail_ptr, u32 chan);
184 	void (*set_tx_tail_ptr)(void __iomem *ioaddr, u32 tail_ptr, u32 chan);
185 	void (*enable_tso)(void __iomem *ioaddr, bool en, u32 chan);
186 	void (*qmode)(void __iomem *ioaddr, u32 channel, u8 qmode);
187 	void (*set_bfsize)(void __iomem *ioaddr, int bfsize, u32 chan);
188 };
189 
190 #define stmmac_reset(__priv, __args...) \
191 	stmmac_do_callback(__priv, dma, reset, __args)
192 #define stmmac_dma_init(__priv, __args...) \
193 	stmmac_do_void_callback(__priv, dma, init, __args)
194 #define stmmac_init_chan(__priv, __args...) \
195 	stmmac_do_void_callback(__priv, dma, init_chan, __args)
196 #define stmmac_init_rx_chan(__priv, __args...) \
197 	stmmac_do_void_callback(__priv, dma, init_rx_chan, __args)
198 #define stmmac_init_tx_chan(__priv, __args...) \
199 	stmmac_do_void_callback(__priv, dma, init_tx_chan, __args)
200 #define stmmac_axi(__priv, __args...) \
201 	stmmac_do_void_callback(__priv, dma, axi, __args)
202 #define stmmac_dump_dma_regs(__priv, __args...) \
203 	stmmac_do_void_callback(__priv, dma, dump_regs, __args)
204 #define stmmac_dma_rx_mode(__priv, __args...) \
205 	stmmac_do_void_callback(__priv, dma, dma_rx_mode, __args)
206 #define stmmac_dma_tx_mode(__priv, __args...) \
207 	stmmac_do_void_callback(__priv, dma, dma_tx_mode, __args)
208 #define stmmac_dma_diagnostic_fr(__priv, __args...) \
209 	stmmac_do_void_callback(__priv, dma, dma_diagnostic_fr, __args)
210 #define stmmac_enable_dma_transmission(__priv, __args...) \
211 	stmmac_do_void_callback(__priv, dma, enable_dma_transmission, __args)
212 #define stmmac_enable_dma_irq(__priv, __args...) \
213 	stmmac_do_void_callback(__priv, dma, enable_dma_irq, __args)
214 #define stmmac_disable_dma_irq(__priv, __args...) \
215 	stmmac_do_void_callback(__priv, dma, disable_dma_irq, __args)
216 #define stmmac_start_tx(__priv, __args...) \
217 	stmmac_do_void_callback(__priv, dma, start_tx, __args)
218 #define stmmac_stop_tx(__priv, __args...) \
219 	stmmac_do_void_callback(__priv, dma, stop_tx, __args)
220 #define stmmac_start_rx(__priv, __args...) \
221 	stmmac_do_void_callback(__priv, dma, start_rx, __args)
222 #define stmmac_stop_rx(__priv, __args...) \
223 	stmmac_do_void_callback(__priv, dma, stop_rx, __args)
224 #define stmmac_dma_interrupt_status(__priv, __args...) \
225 	stmmac_do_callback(__priv, dma, dma_interrupt, __args)
226 #define stmmac_get_hw_feature(__priv, __args...) \
227 	stmmac_do_void_callback(__priv, dma, get_hw_feature, __args)
228 #define stmmac_rx_watchdog(__priv, __args...) \
229 	stmmac_do_void_callback(__priv, dma, rx_watchdog, __args)
230 #define stmmac_set_tx_ring_len(__priv, __args...) \
231 	stmmac_do_void_callback(__priv, dma, set_tx_ring_len, __args)
232 #define stmmac_set_rx_ring_len(__priv, __args...) \
233 	stmmac_do_void_callback(__priv, dma, set_rx_ring_len, __args)
234 #define stmmac_set_rx_tail_ptr(__priv, __args...) \
235 	stmmac_do_void_callback(__priv, dma, set_rx_tail_ptr, __args)
236 #define stmmac_set_tx_tail_ptr(__priv, __args...) \
237 	stmmac_do_void_callback(__priv, dma, set_tx_tail_ptr, __args)
238 #define stmmac_enable_tso(__priv, __args...) \
239 	stmmac_do_void_callback(__priv, dma, enable_tso, __args)
240 #define stmmac_dma_qmode(__priv, __args...) \
241 	stmmac_do_void_callback(__priv, dma, qmode, __args)
242 #define stmmac_set_dma_bfsize(__priv, __args...) \
243 	stmmac_do_void_callback(__priv, dma, set_bfsize, __args)
244 
245 struct mac_device_info;
246 struct net_device;
247 struct rgmii_adv;
248 struct stmmac_safety_stats;
249 struct stmmac_tc_entry;
250 struct stmmac_pps_cfg;
251 
252 /* Helpers to program the MAC core */
253 struct stmmac_ops {
254 	/* MAC core initialization */
255 	void (*core_init)(struct mac_device_info *hw, struct net_device *dev);
256 	/* Enable the MAC RX/TX */
257 	void (*set_mac)(void __iomem *ioaddr, bool enable);
258 	/* Enable and verify that the IPC module is supported */
259 	int (*rx_ipc)(struct mac_device_info *hw);
260 	/* Enable RX Queues */
261 	void (*rx_queue_enable)(struct mac_device_info *hw, u8 mode, u32 queue);
262 	/* RX Queues Priority */
263 	void (*rx_queue_prio)(struct mac_device_info *hw, u32 prio, u32 queue);
264 	/* TX Queues Priority */
265 	void (*tx_queue_prio)(struct mac_device_info *hw, u32 prio, u32 queue);
266 	/* RX Queues Routing */
267 	void (*rx_queue_routing)(struct mac_device_info *hw, u8 packet,
268 				 u32 queue);
269 	/* Program RX Algorithms */
270 	void (*prog_mtl_rx_algorithms)(struct mac_device_info *hw, u32 rx_alg);
271 	/* Program TX Algorithms */
272 	void (*prog_mtl_tx_algorithms)(struct mac_device_info *hw, u32 tx_alg);
273 	/* Set MTL TX queues weight */
274 	void (*set_mtl_tx_queue_weight)(struct mac_device_info *hw,
275 					u32 weight, u32 queue);
276 	/* RX MTL queue to RX dma mapping */
277 	void (*map_mtl_to_dma)(struct mac_device_info *hw, u32 queue, u32 chan);
278 	/* Configure AV Algorithm */
279 	void (*config_cbs)(struct mac_device_info *hw, u32 send_slope,
280 			   u32 idle_slope, u32 high_credit, u32 low_credit,
281 			   u32 queue);
282 	/* Dump MAC registers */
283 	void (*dump_regs)(struct mac_device_info *hw, u32 *reg_space);
284 	/* Handle extra events on specific interrupts hw dependent */
285 	int (*host_irq_status)(struct mac_device_info *hw,
286 			       struct stmmac_extra_stats *x);
287 	/* Handle MTL interrupts */
288 	int (*host_mtl_irq_status)(struct mac_device_info *hw, u32 chan);
289 	/* Multicast filter setting */
290 	void (*set_filter)(struct mac_device_info *hw, struct net_device *dev);
291 	/* Flow control setting */
292 	void (*flow_ctrl)(struct mac_device_info *hw, unsigned int duplex,
293 			  unsigned int fc, unsigned int pause_time, u32 tx_cnt);
294 	/* Set power management mode (e.g. magic frame) */
295 	void (*pmt)(struct mac_device_info *hw, unsigned long mode);
296 	/* Set/Get Unicast MAC addresses */
297 	void (*set_umac_addr)(struct mac_device_info *hw, unsigned char *addr,
298 			      unsigned int reg_n);
299 	void (*get_umac_addr)(struct mac_device_info *hw, unsigned char *addr,
300 			      unsigned int reg_n);
301 	void (*set_eee_mode)(struct mac_device_info *hw,
302 			     bool en_tx_lpi_clockgating);
303 	void (*reset_eee_mode)(struct mac_device_info *hw);
304 	void (*set_eee_timer)(struct mac_device_info *hw, int ls, int tw);
305 	void (*set_eee_pls)(struct mac_device_info *hw, int link);
306 	void (*debug)(void __iomem *ioaddr, struct stmmac_extra_stats *x,
307 		      u32 rx_queues, u32 tx_queues);
308 	/* PCS calls */
309 	void (*pcs_ctrl_ane)(void __iomem *ioaddr, bool ane, bool srgmi_ral,
310 			     bool loopback);
311 	void (*pcs_rane)(void __iomem *ioaddr, bool restart);
312 	void (*pcs_get_adv_lp)(void __iomem *ioaddr, struct rgmii_adv *adv);
313 	/* Safety Features */
314 	int (*safety_feat_config)(void __iomem *ioaddr, unsigned int asp);
315 	int (*safety_feat_irq_status)(struct net_device *ndev,
316 			void __iomem *ioaddr, unsigned int asp,
317 			struct stmmac_safety_stats *stats);
318 	int (*safety_feat_dump)(struct stmmac_safety_stats *stats,
319 			int index, unsigned long *count, const char **desc);
320 	/* Flexible RX Parser */
321 	int (*rxp_config)(void __iomem *ioaddr, struct stmmac_tc_entry *entries,
322 			  unsigned int count);
323 	/* Flexible PPS */
324 	int (*flex_pps_config)(void __iomem *ioaddr, int index,
325 			       struct stmmac_pps_cfg *cfg, bool enable,
326 			       u32 sub_second_inc, u32 systime_flags);
327 };
328 
329 #define stmmac_core_init(__priv, __args...) \
330 	stmmac_do_void_callback(__priv, mac, core_init, __args)
331 #define stmmac_mac_set(__priv, __args...) \
332 	stmmac_do_void_callback(__priv, mac, set_mac, __args)
333 #define stmmac_rx_ipc(__priv, __args...) \
334 	stmmac_do_callback(__priv, mac, rx_ipc, __args)
335 #define stmmac_rx_queue_enable(__priv, __args...) \
336 	stmmac_do_void_callback(__priv, mac, rx_queue_enable, __args)
337 #define stmmac_rx_queue_prio(__priv, __args...) \
338 	stmmac_do_void_callback(__priv, mac, rx_queue_prio, __args)
339 #define stmmac_tx_queue_prio(__priv, __args...) \
340 	stmmac_do_void_callback(__priv, mac, tx_queue_prio, __args)
341 #define stmmac_rx_queue_routing(__priv, __args...) \
342 	stmmac_do_void_callback(__priv, mac, rx_queue_routing, __args)
343 #define stmmac_prog_mtl_rx_algorithms(__priv, __args...) \
344 	stmmac_do_void_callback(__priv, mac, prog_mtl_rx_algorithms, __args)
345 #define stmmac_prog_mtl_tx_algorithms(__priv, __args...) \
346 	stmmac_do_void_callback(__priv, mac, prog_mtl_tx_algorithms, __args)
347 #define stmmac_set_mtl_tx_queue_weight(__priv, __args...) \
348 	stmmac_do_void_callback(__priv, mac, set_mtl_tx_queue_weight, __args)
349 #define stmmac_map_mtl_to_dma(__priv, __args...) \
350 	stmmac_do_void_callback(__priv, mac, map_mtl_to_dma, __args)
351 #define stmmac_config_cbs(__priv, __args...) \
352 	stmmac_do_void_callback(__priv, mac, config_cbs, __args)
353 #define stmmac_dump_mac_regs(__priv, __args...) \
354 	stmmac_do_void_callback(__priv, mac, dump_regs, __args)
355 #define stmmac_host_irq_status(__priv, __args...) \
356 	stmmac_do_callback(__priv, mac, host_irq_status, __args)
357 #define stmmac_host_mtl_irq_status(__priv, __args...) \
358 	stmmac_do_callback(__priv, mac, host_mtl_irq_status, __args)
359 #define stmmac_set_filter(__priv, __args...) \
360 	stmmac_do_void_callback(__priv, mac, set_filter, __args)
361 #define stmmac_flow_ctrl(__priv, __args...) \
362 	stmmac_do_void_callback(__priv, mac, flow_ctrl, __args)
363 #define stmmac_pmt(__priv, __args...) \
364 	stmmac_do_void_callback(__priv, mac, pmt, __args)
365 #define stmmac_set_umac_addr(__priv, __args...) \
366 	stmmac_do_void_callback(__priv, mac, set_umac_addr, __args)
367 #define stmmac_get_umac_addr(__priv, __args...) \
368 	stmmac_do_void_callback(__priv, mac, get_umac_addr, __args)
369 #define stmmac_set_eee_mode(__priv, __args...) \
370 	stmmac_do_void_callback(__priv, mac, set_eee_mode, __args)
371 #define stmmac_reset_eee_mode(__priv, __args...) \
372 	stmmac_do_void_callback(__priv, mac, reset_eee_mode, __args)
373 #define stmmac_set_eee_timer(__priv, __args...) \
374 	stmmac_do_void_callback(__priv, mac, set_eee_timer, __args)
375 #define stmmac_set_eee_pls(__priv, __args...) \
376 	stmmac_do_void_callback(__priv, mac, set_eee_pls, __args)
377 #define stmmac_mac_debug(__priv, __args...) \
378 	stmmac_do_void_callback(__priv, mac, debug, __args)
379 #define stmmac_pcs_ctrl_ane(__priv, __args...) \
380 	stmmac_do_void_callback(__priv, mac, pcs_ctrl_ane, __args)
381 #define stmmac_pcs_rane(__priv, __args...) \
382 	stmmac_do_void_callback(__priv, mac, pcs_rane, __args)
383 #define stmmac_pcs_get_adv_lp(__priv, __args...) \
384 	stmmac_do_void_callback(__priv, mac, pcs_get_adv_lp, __args)
385 #define stmmac_safety_feat_config(__priv, __args...) \
386 	stmmac_do_callback(__priv, mac, safety_feat_config, __args)
387 #define stmmac_safety_feat_irq_status(__priv, __args...) \
388 	stmmac_do_callback(__priv, mac, safety_feat_irq_status, __args)
389 #define stmmac_safety_feat_dump(__priv, __args...) \
390 	stmmac_do_callback(__priv, mac, safety_feat_dump, __args)
391 #define stmmac_rxp_config(__priv, __args...) \
392 	stmmac_do_callback(__priv, mac, rxp_config, __args)
393 #define stmmac_flex_pps_config(__priv, __args...) \
394 	stmmac_do_callback(__priv, mac, flex_pps_config, __args)
395 
396 /* PTP and HW Timer helpers */
397 struct stmmac_hwtimestamp {
398 	void (*config_hw_tstamping) (void __iomem *ioaddr, u32 data);
399 	void (*config_sub_second_increment)(void __iomem *ioaddr, u32 ptp_clock,
400 					   int gmac4, u32 *ssinc);
401 	int (*init_systime) (void __iomem *ioaddr, u32 sec, u32 nsec);
402 	int (*config_addend) (void __iomem *ioaddr, u32 addend);
403 	int (*adjust_systime) (void __iomem *ioaddr, u32 sec, u32 nsec,
404 			       int add_sub, int gmac4);
405 	void (*get_systime) (void __iomem *ioaddr, u64 *systime);
406 };
407 
408 #define stmmac_config_hw_tstamping(__priv, __args...) \
409 	stmmac_do_void_callback(__priv, ptp, config_hw_tstamping, __args)
410 #define stmmac_config_sub_second_increment(__priv, __args...) \
411 	stmmac_do_void_callback(__priv, ptp, config_sub_second_increment, __args)
412 #define stmmac_init_systime(__priv, __args...) \
413 	stmmac_do_callback(__priv, ptp, init_systime, __args)
414 #define stmmac_config_addend(__priv, __args...) \
415 	stmmac_do_callback(__priv, ptp, config_addend, __args)
416 #define stmmac_adjust_systime(__priv, __args...) \
417 	stmmac_do_callback(__priv, ptp, adjust_systime, __args)
418 #define stmmac_get_systime(__priv, __args...) \
419 	stmmac_do_void_callback(__priv, ptp, get_systime, __args)
420 
421 /* Helpers to manage the descriptors for chain and ring modes */
422 struct stmmac_mode_ops {
423 	void (*init) (void *des, dma_addr_t phy_addr, unsigned int size,
424 		      unsigned int extend_desc);
425 	unsigned int (*is_jumbo_frm) (int len, int ehn_desc);
426 	int (*jumbo_frm)(void *priv, struct sk_buff *skb, int csum);
427 	int (*set_16kib_bfsize)(int mtu);
428 	void (*init_desc3)(struct dma_desc *p);
429 	void (*refill_desc3) (void *priv, struct dma_desc *p);
430 	void (*clean_desc3) (void *priv, struct dma_desc *p);
431 };
432 
433 #define stmmac_mode_init(__priv, __args...) \
434 	stmmac_do_void_callback(__priv, mode, init, __args)
435 #define stmmac_is_jumbo_frm(__priv, __args...) \
436 	stmmac_do_callback(__priv, mode, is_jumbo_frm, __args)
437 #define stmmac_jumbo_frm(__priv, __args...) \
438 	stmmac_do_callback(__priv, mode, jumbo_frm, __args)
439 #define stmmac_set_16kib_bfsize(__priv, __args...) \
440 	stmmac_do_callback(__priv, mode, set_16kib_bfsize, __args)
441 #define stmmac_init_desc3(__priv, __args...) \
442 	stmmac_do_void_callback(__priv, mode, init_desc3, __args)
443 #define stmmac_refill_desc3(__priv, __args...) \
444 	stmmac_do_void_callback(__priv, mode, refill_desc3, __args)
445 #define stmmac_clean_desc3(__priv, __args...) \
446 	stmmac_do_void_callback(__priv, mode, clean_desc3, __args)
447 
448 struct stmmac_priv;
449 struct tc_cls_u32_offload;
450 struct tc_cbs_qopt_offload;
451 
452 struct stmmac_tc_ops {
453 	int (*init)(struct stmmac_priv *priv);
454 	int (*setup_cls_u32)(struct stmmac_priv *priv,
455 			     struct tc_cls_u32_offload *cls);
456 	int (*setup_cbs)(struct stmmac_priv *priv,
457 			 struct tc_cbs_qopt_offload *qopt);
458 };
459 
460 #define stmmac_tc_init(__priv, __args...) \
461 	stmmac_do_callback(__priv, tc, init, __args)
462 #define stmmac_tc_setup_cls_u32(__priv, __args...) \
463 	stmmac_do_callback(__priv, tc, setup_cls_u32, __args)
464 #define stmmac_tc_setup_cbs(__priv, __args...) \
465 	stmmac_do_callback(__priv, tc, setup_cbs, __args)
466 
467 struct stmmac_regs_off {
468 	u32 ptp_off;
469 	u32 mmc_off;
470 };
471 
472 extern const struct stmmac_ops dwmac100_ops;
473 extern const struct stmmac_dma_ops dwmac100_dma_ops;
474 extern const struct stmmac_ops dwmac1000_ops;
475 extern const struct stmmac_dma_ops dwmac1000_dma_ops;
476 extern const struct stmmac_ops dwmac4_ops;
477 extern const struct stmmac_dma_ops dwmac4_dma_ops;
478 extern const struct stmmac_ops dwmac410_ops;
479 extern const struct stmmac_dma_ops dwmac410_dma_ops;
480 extern const struct stmmac_ops dwmac510_ops;
481 extern const struct stmmac_tc_ops dwmac510_tc_ops;
482 extern const struct stmmac_ops dwxgmac210_ops;
483 extern const struct stmmac_dma_ops dwxgmac210_dma_ops;
484 extern const struct stmmac_desc_ops dwxgmac210_desc_ops;
485 
486 #define GMAC_VERSION		0x00000020	/* GMAC CORE Version */
487 #define GMAC4_VERSION		0x00000110	/* GMAC4+ CORE Version */
488 
489 int stmmac_hwif_init(struct stmmac_priv *priv);
490 
491 #endif /* __STMMAC_HWIF_H__ */
492