1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __BCMASP_H
3 #define __BCMASP_H
4 
5 #include <linux/netdevice.h>
6 #include <linux/phy.h>
7 #include <linux/io-64-nonatomic-hi-lo.h>
8 #include <uapi/linux/ethtool.h>
9 
10 #define ASP_INTR2_OFFSET			0x1000
11 #define  ASP_INTR2_STATUS			0x0
12 #define  ASP_INTR2_SET				0x4
13 #define  ASP_INTR2_CLEAR			0x8
14 #define  ASP_INTR2_MASK_STATUS			0xc
15 #define  ASP_INTR2_MASK_SET			0x10
16 #define  ASP_INTR2_MASK_CLEAR			0x14
17 
18 #define ASP_INTR2_RX_ECH(intr)			BIT(intr)
19 #define ASP_INTR2_TX_DESC(intr)			BIT((intr) + 14)
20 #define ASP_INTR2_UMC0_WAKE			BIT(22)
21 #define ASP_INTR2_UMC1_WAKE			BIT(28)
22 
23 #define ASP_WAKEUP_INTR2_OFFSET			0x1200
24 #define  ASP_WAKEUP_INTR2_STATUS		0x0
25 #define  ASP_WAKEUP_INTR2_SET			0x4
26 #define  ASP_WAKEUP_INTR2_CLEAR			0x8
27 #define  ASP_WAKEUP_INTR2_MASK_STATUS		0xc
28 #define  ASP_WAKEUP_INTR2_MASK_SET		0x10
29 #define  ASP_WAKEUP_INTR2_MASK_CLEAR		0x14
30 #define ASP_WAKEUP_INTR2_MPD_0			BIT(0)
31 #define ASP_WAKEUP_INTR2_MPD_1			BIT(1)
32 #define ASP_WAKEUP_INTR2_FILT_0			BIT(2)
33 #define ASP_WAKEUP_INTR2_FILT_1			BIT(3)
34 #define ASP_WAKEUP_INTR2_FW			BIT(4)
35 
36 #define ASP_TX_ANALYTICS_OFFSET			0x4c000
37 #define  ASP_TX_ANALYTICS_CTRL			0x0
38 
39 #define ASP_RX_ANALYTICS_OFFSET			0x98000
40 #define  ASP_RX_ANALYTICS_CTRL			0x0
41 
42 #define ASP_RX_CTRL_OFFSET			0x9f000
43 #define ASP_RX_CTRL_UMAC_0_FRAME_COUNT		0x8
44 #define ASP_RX_CTRL_UMAC_1_FRAME_COUNT		0xc
45 #define ASP_RX_CTRL_FB_0_FRAME_COUNT		0x14
46 #define ASP_RX_CTRL_FB_1_FRAME_COUNT		0x18
47 #define ASP_RX_CTRL_FB_8_FRAME_COUNT		0x1c
48 /* asp2.1 diverges offsets here */
49 /* ASP2.0 */
50 #define ASP_RX_CTRL_FB_OUT_FRAME_COUNT		0x20
51 #define ASP_RX_CTRL_FB_FILT_OUT_FRAME_COUNT	0x24
52 #define ASP_RX_CTRL_FLUSH			0x28
53 #define  ASP_CTRL_UMAC0_FLUSH_MASK		(BIT(0) | BIT(12))
54 #define  ASP_CTRL_UMAC1_FLUSH_MASK		(BIT(1) | BIT(13))
55 #define  ASP_CTRL_SPB_FLUSH_MASK		(BIT(8) | BIT(20))
56 #define ASP_RX_CTRL_FB_RX_FIFO_DEPTH		0x30
57 /* ASP2.1 */
58 #define ASP_RX_CTRL_FB_9_FRAME_COUNT_2_1	0x20
59 #define ASP_RX_CTRL_FB_10_FRAME_COUNT_2_1	0x24
60 #define ASP_RX_CTRL_FB_OUT_FRAME_COUNT_2_1	0x28
61 #define ASP_RX_CTRL_FB_FILT_OUT_FRAME_COUNT_2_1	0x2c
62 #define ASP_RX_CTRL_FLUSH_2_1			0x30
63 #define ASP_RX_CTRL_FB_RX_FIFO_DEPTH_2_1	0x38
64 
65 #define ASP_RX_FILTER_OFFSET			0x80000
66 #define  ASP_RX_FILTER_BLK_CTRL			0x0
67 #define   ASP_RX_FILTER_OPUT_EN			BIT(0)
68 #define   ASP_RX_FILTER_MDA_EN			BIT(1)
69 #define   ASP_RX_FILTER_LNR_MD			BIT(2)
70 #define   ASP_RX_FILTER_GEN_WK_EN		BIT(3)
71 #define   ASP_RX_FILTER_GEN_WK_CLR		BIT(4)
72 #define   ASP_RX_FILTER_NT_FLT_EN		BIT(5)
73 #define  ASP_RX_FILTER_MDA_CFG(sel)		(((sel) * 0x14) + 0x100)
74 #define   ASP_RX_FILTER_MDA_CFG_EN_SHIFT	8
75 #define   ASP_RX_FILTER_MDA_CFG_UMC_SEL(sel)	((sel) > 1 ? BIT(17) : \
76 						 BIT((sel) + 9))
77 #define  ASP_RX_FILTER_MDA_PAT_H(sel)		(((sel) * 0x14) + 0x104)
78 #define  ASP_RX_FILTER_MDA_PAT_L(sel)		(((sel) * 0x14) + 0x108)
79 #define  ASP_RX_FILTER_MDA_MSK_H(sel)		(((sel) * 0x14) + 0x10c)
80 #define  ASP_RX_FILTER_MDA_MSK_L(sel)		(((sel) * 0x14) + 0x110)
81 #define  ASP_RX_FILTER_MDA_CFG(sel)		(((sel) * 0x14) + 0x100)
82 #define  ASP_RX_FILTER_MDA_PAT_H(sel)		(((sel) * 0x14) + 0x104)
83 #define  ASP_RX_FILTER_MDA_PAT_L(sel)		(((sel) * 0x14) + 0x108)
84 #define  ASP_RX_FILTER_MDA_MSK_H(sel)		(((sel) * 0x14) + 0x10c)
85 #define  ASP_RX_FILTER_MDA_MSK_L(sel)		(((sel) * 0x14) + 0x110)
86 #define  ASP_RX_FILTER_NET_CFG(sel)		(((sel) * 0xa04) + 0x400)
87 #define   ASP_RX_FILTER_NET_CFG_CH(sel)		((sel) << 0)
88 #define   ASP_RX_FILTER_NET_CFG_EN		BIT(9)
89 #define   ASP_RX_FILTER_NET_CFG_L2_EN		BIT(10)
90 #define   ASP_RX_FILTER_NET_CFG_L3_EN		BIT(11)
91 #define   ASP_RX_FILTER_NET_CFG_L4_EN		BIT(12)
92 #define   ASP_RX_FILTER_NET_CFG_L3_FRM(sel)	((sel) << 13)
93 #define   ASP_RX_FILTER_NET_CFG_L4_FRM(sel)	((sel) << 15)
94 #define   ASP_RX_FILTER_NET_CFG_UMC(sel)	BIT((sel) + 19)
95 #define   ASP_RX_FILTER_NET_CFG_DMA_EN		BIT(27)
96 
97 #define  ASP_RX_FILTER_NET_OFFSET_MAX		32
98 #define  ASP_RX_FILTER_NET_PAT(sel, block, off) \
99 		(((sel) * 0xa04) + ((block) * 0x200) + (off) + 0x600)
100 #define  ASP_RX_FILTER_NET_MASK(sel, block, off) \
101 		(((sel) * 0xa04) + ((block) * 0x200) + (off) + 0x700)
102 
103 #define  ASP_RX_FILTER_NET_OFFSET(sel)		(((sel) * 0xa04) + 0xe00)
104 #define   ASP_RX_FILTER_NET_OFFSET_L2(val)	((val) << 0)
105 #define   ASP_RX_FILTER_NET_OFFSET_L3_0(val)	((val) << 8)
106 #define   ASP_RX_FILTER_NET_OFFSET_L3_1(val)	((val) << 16)
107 #define   ASP_RX_FILTER_NET_OFFSET_L4(val)	((val) << 24)
108 
109 enum asp_rx_net_filter_block {
110 	ASP_RX_FILTER_NET_L2 = 0,
111 	ASP_RX_FILTER_NET_L3_0,
112 	ASP_RX_FILTER_NET_L3_1,
113 	ASP_RX_FILTER_NET_L4,
114 	ASP_RX_FILTER_NET_BLOCK_MAX
115 };
116 
117 #define ASP_EDPKT_OFFSET			0x9c000
118 #define  ASP_EDPKT_ENABLE			0x4
119 #define   ASP_EDPKT_ENABLE_EN			BIT(0)
120 #define  ASP_EDPKT_HDR_CFG			0xc
121 #define   ASP_EDPKT_HDR_SZ_SHIFT		2
122 #define   ASP_EDPKT_HDR_SZ_32			0
123 #define   ASP_EDPKT_HDR_SZ_64			1
124 #define   ASP_EDPKT_HDR_SZ_96			2
125 #define   ASP_EDPKT_HDR_SZ_128			3
126 #define ASP_EDPKT_BURST_BUF_PSCAL_TOUT		0x10
127 #define ASP_EDPKT_BURST_BUF_WRITE_TOUT		0x14
128 #define ASP_EDPKT_BURST_BUF_READ_TOUT		0x18
129 #define ASP_EDPKT_RX_TS_COUNTER			0x38
130 #define  ASP_EDPKT_ENDI				0x48
131 #define   ASP_EDPKT_ENDI_DESC_SHIFT		8
132 #define   ASP_EDPKT_ENDI_NO_BT_SWP		0
133 #define   ASP_EDPKT_ENDI_BT_SWP_WD		1
134 #define ASP_EDPKT_RX_PKT_CNT			0x138
135 #define ASP_EDPKT_HDR_EXTR_CNT			0x13c
136 #define ASP_EDPKT_HDR_OUT_CNT			0x140
137 
138 #define ASP_CTRL				0x101000
139 #define  ASP_CTRL_ASP_SW_INIT			0x04
140 #define   ASP_CTRL_ASP_SW_INIT_ACPUSS_CORE	BIT(0)
141 #define   ASP_CTRL_ASP_SW_INIT_ASP_TX		BIT(1)
142 #define   ASP_CTRL_ASP_SW_INIT_AS_RX		BIT(2)
143 #define   ASP_CTRL_ASP_SW_INIT_ASP_RGMII_UMAC0	BIT(3)
144 #define   ASP_CTRL_ASP_SW_INIT_ASP_RGMII_UMAC1	BIT(4)
145 #define   ASP_CTRL_ASP_SW_INIT_ASP_XMEMIF	BIT(5)
146 #define  ASP_CTRL_CLOCK_CTRL			0x04
147 #define   ASP_CTRL_CLOCK_CTRL_ASP_TX_DISABLE	BIT(0)
148 #define   ASP_CTRL_CLOCK_CTRL_ASP_RX_DISABLE	BIT(1)
149 #define   ASP_CTRL_CLOCK_CTRL_ASP_RGMII_SHIFT	2
150 #define   ASP_CTRL_CLOCK_CTRL_ASP_RGMII_MASK	(0x7 << ASP_CTRL_CLOCK_CTRL_ASP_RGMII_SHIFT)
151 #define   ASP_CTRL_CLOCK_CTRL_ASP_RGMII_DIS(x)	BIT(ASP_CTRL_CLOCK_CTRL_ASP_RGMII_SHIFT + (x))
152 #define   ASP_CTRL_CLOCK_CTRL_ASP_ALL_DISABLE	GENMASK(4, 0)
153 #define  ASP_CTRL_CORE_CLOCK_SELECT		0x08
154 #define   ASP_CTRL_CORE_CLOCK_SELECT_MAIN	BIT(0)
155 #define  ASP_CTRL_SCRATCH_0			0x0c
156 
157 struct bcmasp_tx_cb {
158 	struct sk_buff		*skb;
159 	unsigned int		bytes_sent;
160 	bool			last;
161 
162 	DEFINE_DMA_UNMAP_ADDR(dma_addr);
163 	DEFINE_DMA_UNMAP_LEN(dma_len);
164 };
165 
166 struct bcmasp_res {
167 	/* Per interface resources */
168 	/* Port */
169 	void __iomem		*umac;
170 	void __iomem		*umac2fb;
171 	void __iomem		*rgmii;
172 
173 	/* TX slowpath/configuration */
174 	void __iomem		*tx_spb_ctrl;
175 	void __iomem		*tx_spb_top;
176 	void __iomem		*tx_epkt_core;
177 	void __iomem		*tx_pause_ctrl;
178 };
179 
180 #define DESC_ADDR(x)		((x) & GENMASK_ULL(39, 0))
181 #define DESC_FLAGS(x)		((x) & GENMASK_ULL(63, 40))
182 
183 struct bcmasp_desc {
184 	u64		buf;
185 	#define DESC_CHKSUM	BIT_ULL(40)
186 	#define DESC_CRC_ERR	BIT_ULL(41)
187 	#define DESC_RX_SYM_ERR	BIT_ULL(42)
188 	#define DESC_NO_OCT_ALN BIT_ULL(43)
189 	#define DESC_PKT_TRUC	BIT_ULL(44)
190 	/*  39:0 (TX/RX) bits 0-39 of buf addr
191 	 *    40 (RX) checksum
192 	 *    41 (RX) crc_error
193 	 *    42 (RX) rx_symbol_error
194 	 *    43 (RX) non_octet_aligned
195 	 *    44 (RX) pkt_truncated
196 	 *    45 Reserved
197 	 * 56:46 (RX) mac_filter_id
198 	 * 60:57 (RX) rx_port_num (0-unicmac0, 1-unimac1)
199 	 *    61 Reserved
200 	 * 63:62 (TX) forward CRC, overwrite CRC
201 	 */
202 	u32		size;
203 	u32		flags;
204 	#define DESC_INT_EN     BIT(0)
205 	#define DESC_SOF	BIT(1)
206 	#define DESC_EOF	BIT(2)
207 	#define DESC_EPKT_CMD   BIT(3)
208 	#define DESC_SCRAM_ST   BIT(8)
209 	#define DESC_SCRAM_END  BIT(9)
210 	#define DESC_PCPP       BIT(10)
211 	#define DESC_PPPP       BIT(11)
212 	/*     0 (TX) tx_int_en
213 	 *     1 (TX/RX) SOF
214 	 *     2 (TX/RX) EOF
215 	 *     3 (TX) epkt_command
216 	 *   6:4 (TX) PA
217 	 *     7 (TX) pause at desc end
218 	 *     8 (TX) scram_start
219 	 *     9 (TX) scram_end
220 	 *    10 (TX) PCPP
221 	 *    11 (TX) PPPP
222 	 * 14:12 Reserved
223 	 *    15 (TX) pid ch Valid
224 	 * 19:16 (TX) data_pkt_type
225 	 * 32:20 (TX) pid_channel (RX) nw_filter_id
226 	 */
227 };
228 
229 struct bcmasp_intf;
230 
231 struct bcmasp_intf_stats64 {
232 	/* Rx Stats */
233 	u64_stats_t	rx_packets;
234 	u64_stats_t	rx_bytes;
235 	u64_stats_t	rx_errors;
236 	u64_stats_t	rx_dropped;
237 	u64_stats_t	rx_crc_errs;
238 	u64_stats_t	rx_sym_errs;
239 
240 	/* Tx Stats*/
241 	u64_stats_t	tx_packets;
242 	u64_stats_t	tx_bytes;
243 
244 	struct u64_stats_sync		syncp;
245 };
246 
247 struct bcmasp_mib_counters {
248 	u32	edpkt_ts;
249 	u32	edpkt_rx_pkt_cnt;
250 	u32	edpkt_hdr_ext_cnt;
251 	u32	edpkt_hdr_out_cnt;
252 	u32	umac_frm_cnt;
253 	u32	fb_frm_cnt;
254 	u32	fb_rx_fifo_depth;
255 	u32	fb_out_frm_cnt;
256 	u32	fb_filt_out_frm_cnt;
257 	u32	alloc_rx_skb_failed;
258 	u32	tx_dma_failed;
259 	u32	mc_filters_full_cnt;
260 	u32	uc_filters_full_cnt;
261 	u32	filters_combine_cnt;
262 	u32	promisc_filters_cnt;
263 	u32	tx_realloc_offload_failed;
264 	u32	tx_timeout_cnt;
265 };
266 
267 struct bcmasp_intf_ops {
268 	unsigned long (*rx_desc_read)(struct bcmasp_intf *intf);
269 	void (*rx_buffer_write)(struct bcmasp_intf *intf, dma_addr_t addr);
270 	void (*rx_desc_write)(struct bcmasp_intf *intf, dma_addr_t addr);
271 	unsigned long (*tx_read)(struct bcmasp_intf *intf);
272 	void (*tx_write)(struct bcmasp_intf *intf, dma_addr_t addr);
273 };
274 
275 struct bcmasp_priv;
276 
277 struct bcmasp_intf {
278 	struct list_head		list;
279 	struct net_device		*ndev;
280 	struct bcmasp_priv		*parent;
281 
282 	/* ASP Ch */
283 	int				channel;
284 	int				port;
285 	const struct bcmasp_intf_ops	*ops;
286 
287 	/* Used for splitting shared resources */
288 	int				index;
289 
290 	struct napi_struct		tx_napi;
291 	/* TX ring, starts on a new cacheline boundary */
292 	void __iomem			*tx_spb_dma;
293 	int				tx_spb_index;
294 	int				tx_spb_clean_index;
295 	struct bcmasp_desc		*tx_spb_cpu;
296 	dma_addr_t			tx_spb_dma_addr;
297 	dma_addr_t			tx_spb_dma_valid;
298 	dma_addr_t			tx_spb_dma_read;
299 	struct bcmasp_tx_cb		*tx_cbs;
300 
301 	/* RX ring, starts on a new cacheline boundary */
302 	void __iomem			*rx_edpkt_cfg;
303 	void __iomem			*rx_edpkt_dma;
304 	int				rx_edpkt_index;
305 	int				rx_buf_order;
306 	struct bcmasp_desc		*rx_edpkt_cpu;
307 	dma_addr_t			rx_edpkt_dma_addr;
308 	dma_addr_t			rx_edpkt_dma_read;
309 
310 	/* RX buffer prefetcher ring*/
311 	void				*rx_ring_cpu;
312 	dma_addr_t			rx_ring_dma;
313 	dma_addr_t			rx_ring_dma_valid;
314 	struct napi_struct		rx_napi;
315 
316 	struct bcmasp_res		res;
317 	unsigned int			crc_fwd;
318 
319 	/* PHY device */
320 	struct device_node		*phy_dn;
321 	struct device_node		*ndev_dn;
322 	phy_interface_t			phy_interface;
323 	bool				internal_phy;
324 	int				old_pause;
325 	int				old_link;
326 	int				old_duplex;
327 
328 	u32				msg_enable;
329 
330 	/* Statistics */
331 	struct bcmasp_intf_stats64	stats64;
332 	struct bcmasp_mib_counters	mib;
333 
334 	u32				wolopts;
335 	u8				sopass[SOPASS_MAX];
336 	/* Used if per intf wol irq */
337 	int				wol_irq;
338 	unsigned int			wol_irq_enabled:1;
339 
340 	struct ethtool_eee		eee;
341 };
342 
343 #define NUM_NET_FILTERS				32
344 struct bcmasp_net_filter {
345 	struct ethtool_rx_flow_spec	fs;
346 
347 	bool				claimed;
348 	bool				wake_filter;
349 
350 	int				port;
351 	unsigned int			hw_index;
352 };
353 
354 #define NUM_MDA_FILTERS				32
355 struct bcmasp_mda_filter {
356 	/* Current owner of this filter */
357 	int		port;
358 	bool		en;
359 	u8		addr[ETH_ALEN];
360 	u8		mask[ETH_ALEN];
361 };
362 
363 struct bcmasp_hw_info {
364 	u32		rx_ctrl_flush;
365 	u32		umac2fb;
366 	u32		rx_ctrl_fb_out_frame_count;
367 	u32		rx_ctrl_fb_filt_out_frame_count;
368 	u32		rx_ctrl_fb_rx_fifo_depth;
369 };
370 
371 struct bcmasp_plat_data {
372 	void (*init_wol)(struct bcmasp_priv *priv);
373 	void (*enable_wol)(struct bcmasp_intf *intf, bool en);
374 	void (*destroy_wol)(struct bcmasp_priv *priv);
375 	struct bcmasp_hw_info		*hw_info;
376 };
377 
378 struct bcmasp_priv {
379 	struct platform_device		*pdev;
380 	struct clk			*clk;
381 
382 	int				irq;
383 	u32				irq_mask;
384 
385 	/* Used if shared wol irq */
386 	struct mutex			wol_lock;
387 	int				wol_irq;
388 	unsigned long			wol_irq_enabled_mask;
389 
390 	void (*init_wol)(struct bcmasp_priv *priv);
391 	void (*enable_wol)(struct bcmasp_intf *intf, bool en);
392 	void (*destroy_wol)(struct bcmasp_priv *priv);
393 
394 	void __iomem			*base;
395 	struct	bcmasp_hw_info		*hw_info;
396 
397 	struct list_head		intfs;
398 
399 	struct bcmasp_mda_filter	mda_filters[NUM_MDA_FILTERS];
400 
401 	/* MAC destination address filters lock */
402 	spinlock_t			mda_lock;
403 
404 	/* Protects accesses to ASP_CTRL_CLOCK_CTRL */
405 	spinlock_t			clk_lock;
406 
407 	struct bcmasp_net_filter	net_filters[NUM_NET_FILTERS];
408 
409 	/* Network filter lock */
410 	struct mutex			net_lock;
411 };
412 
413 static inline unsigned long bcmasp_intf_rx_desc_read(struct bcmasp_intf *intf)
414 {
415 	return intf->ops->rx_desc_read(intf);
416 }
417 
418 static inline void bcmasp_intf_rx_buffer_write(struct bcmasp_intf *intf,
419 					       dma_addr_t addr)
420 {
421 	intf->ops->rx_buffer_write(intf, addr);
422 }
423 
424 static inline void bcmasp_intf_rx_desc_write(struct bcmasp_intf *intf,
425 					     dma_addr_t addr)
426 {
427 	intf->ops->rx_desc_write(intf, addr);
428 }
429 
430 static inline unsigned long bcmasp_intf_tx_read(struct bcmasp_intf *intf)
431 {
432 	return intf->ops->tx_read(intf);
433 }
434 
435 static inline void bcmasp_intf_tx_write(struct bcmasp_intf *intf,
436 					dma_addr_t addr)
437 {
438 	intf->ops->tx_write(intf, addr);
439 }
440 
441 #define __BCMASP_IO_MACRO(name, m)					\
442 static inline u32 name##_rl(struct bcmasp_intf *intf, u32 off)		\
443 {									\
444 	u32 reg = readl_relaxed(intf->m + off);				\
445 	return reg;							\
446 }									\
447 static inline void name##_wl(struct bcmasp_intf *intf, u32 val, u32 off)\
448 {									\
449 	writel_relaxed(val, intf->m + off);				\
450 }
451 
452 #define BCMASP_IO_MACRO(name)		__BCMASP_IO_MACRO(name, res.name)
453 #define BCMASP_FP_IO_MACRO(name)	__BCMASP_IO_MACRO(name, name)
454 
455 BCMASP_IO_MACRO(umac);
456 BCMASP_IO_MACRO(umac2fb);
457 BCMASP_IO_MACRO(rgmii);
458 BCMASP_FP_IO_MACRO(tx_spb_dma);
459 BCMASP_IO_MACRO(tx_spb_ctrl);
460 BCMASP_IO_MACRO(tx_spb_top);
461 BCMASP_IO_MACRO(tx_epkt_core);
462 BCMASP_IO_MACRO(tx_pause_ctrl);
463 BCMASP_FP_IO_MACRO(rx_edpkt_dma);
464 BCMASP_FP_IO_MACRO(rx_edpkt_cfg);
465 
466 #define __BCMASP_FP_IO_MACRO_Q(name, m)					\
467 static inline u64 name##_rq(struct bcmasp_intf *intf, u32 off)		\
468 {									\
469 	u64 reg = readq_relaxed(intf->m + off);				\
470 	return reg;							\
471 }									\
472 static inline void name##_wq(struct bcmasp_intf *intf, u64 val, u32 off)\
473 {									\
474 	writeq_relaxed(val, intf->m + off);				\
475 }
476 
477 #define BCMASP_FP_IO_MACRO_Q(name)	__BCMASP_FP_IO_MACRO_Q(name, name)
478 
479 BCMASP_FP_IO_MACRO_Q(tx_spb_dma);
480 BCMASP_FP_IO_MACRO_Q(rx_edpkt_dma);
481 BCMASP_FP_IO_MACRO_Q(rx_edpkt_cfg);
482 
483 #define PKT_OFFLOAD_NOP			(0 << 28)
484 #define PKT_OFFLOAD_HDR_OP		(1 << 28)
485 #define  PKT_OFFLOAD_HDR_WRBACK		BIT(19)
486 #define  PKT_OFFLOAD_HDR_COUNT(x)	((x) << 16)
487 #define  PKT_OFFLOAD_HDR_SIZE_1(x)	((x) << 4)
488 #define  PKT_OFFLOAD_HDR_SIZE_2(x)	(x)
489 #define  PKT_OFFLOAD_HDR2_SIZE_2(x)	((x) << 24)
490 #define  PKT_OFFLOAD_HDR2_SIZE_3(x)	((x) << 12)
491 #define  PKT_OFFLOAD_HDR2_SIZE_4(x)	(x)
492 #define PKT_OFFLOAD_EPKT_OP		(2 << 28)
493 #define  PKT_OFFLOAD_EPKT_WRBACK	BIT(23)
494 #define  PKT_OFFLOAD_EPKT_IP(x)		((x) << 21)
495 #define  PKT_OFFLOAD_EPKT_TP(x)		((x) << 19)
496 #define  PKT_OFFLOAD_EPKT_LEN(x)	((x) << 16)
497 #define  PKT_OFFLOAD_EPKT_CSUM_L3	BIT(15)
498 #define  PKT_OFFLOAD_EPKT_CSUM_L2	BIT(14)
499 #define  PKT_OFFLOAD_EPKT_ID(x)		((x) << 12)
500 #define  PKT_OFFLOAD_EPKT_SEQ(x)	((x) << 10)
501 #define  PKT_OFFLOAD_EPKT_TS(x)		((x) << 8)
502 #define  PKT_OFFLOAD_EPKT_BLOC(x)	(x)
503 #define PKT_OFFLOAD_END_OP		(7 << 28)
504 
505 struct bcmasp_pkt_offload {
506 	__be32		nop;
507 	__be32		header;
508 	__be32		header2;
509 	__be32		epkt;
510 	__be32		end;
511 };
512 
513 #define BCMASP_CORE_IO_MACRO(name, offset)				\
514 static inline u32 name##_core_rl(struct bcmasp_priv *priv,		\
515 				 u32 off)				\
516 {									\
517 	u32 reg = readl_relaxed(priv->base + (offset) + off);		\
518 	return reg;							\
519 }									\
520 static inline void name##_core_wl(struct bcmasp_priv *priv,		\
521 				  u32 val, u32 off)			\
522 {									\
523 	writel_relaxed(val, priv->base + (offset) + off);		\
524 }
525 
526 BCMASP_CORE_IO_MACRO(intr2, ASP_INTR2_OFFSET);
527 BCMASP_CORE_IO_MACRO(wakeup_intr2, ASP_WAKEUP_INTR2_OFFSET);
528 BCMASP_CORE_IO_MACRO(tx_analytics, ASP_TX_ANALYTICS_OFFSET);
529 BCMASP_CORE_IO_MACRO(rx_analytics, ASP_RX_ANALYTICS_OFFSET);
530 BCMASP_CORE_IO_MACRO(rx_ctrl, ASP_RX_CTRL_OFFSET);
531 BCMASP_CORE_IO_MACRO(rx_filter, ASP_RX_FILTER_OFFSET);
532 BCMASP_CORE_IO_MACRO(rx_edpkt, ASP_EDPKT_OFFSET);
533 BCMASP_CORE_IO_MACRO(ctrl, ASP_CTRL);
534 
535 struct bcmasp_intf *bcmasp_interface_create(struct bcmasp_priv *priv,
536 					    struct device_node *ndev_dn, int i);
537 
538 void bcmasp_interface_destroy(struct bcmasp_intf *intf);
539 
540 void bcmasp_enable_tx_irq(struct bcmasp_intf *intf, int en);
541 
542 void bcmasp_enable_rx_irq(struct bcmasp_intf *intf, int en);
543 
544 void bcmasp_flush_rx_port(struct bcmasp_intf *intf);
545 
546 extern const struct ethtool_ops bcmasp_ethtool_ops;
547 
548 int bcmasp_interface_suspend(struct bcmasp_intf *intf);
549 
550 int bcmasp_interface_resume(struct bcmasp_intf *intf);
551 
552 void bcmasp_set_promisc(struct bcmasp_intf *intf, bool en);
553 
554 void bcmasp_set_allmulti(struct bcmasp_intf *intf, bool en);
555 
556 void bcmasp_set_broad(struct bcmasp_intf *intf, bool en);
557 
558 void bcmasp_set_oaddr(struct bcmasp_intf *intf, const unsigned char *addr,
559 		      bool en);
560 
561 int bcmasp_set_en_mda_filter(struct bcmasp_intf *intf, unsigned char *addr,
562 			     unsigned char *mask);
563 
564 void bcmasp_disable_all_filters(struct bcmasp_intf *intf);
565 
566 void bcmasp_core_clock_set_intf(struct bcmasp_intf *intf, bool en);
567 
568 struct bcmasp_net_filter *bcmasp_netfilt_get_init(struct bcmasp_intf *intf,
569 						  u32 loc, bool wake_filter,
570 						  bool init);
571 
572 bool bcmasp_netfilt_check_dup(struct bcmasp_intf *intf,
573 			      struct ethtool_rx_flow_spec *fs);
574 
575 void bcmasp_netfilt_release(struct bcmasp_intf *intf,
576 			    struct bcmasp_net_filter *nfilt);
577 
578 int bcmasp_netfilt_get_active(struct bcmasp_intf *intf);
579 
580 int bcmasp_netfilt_get_all_active(struct bcmasp_intf *intf, u32 *rule_locs,
581 				  u32 *rule_cnt);
582 
583 void bcmasp_netfilt_suspend(struct bcmasp_intf *intf);
584 
585 void bcmasp_eee_enable_set(struct bcmasp_intf *intf, bool enable);
586 #endif
587