en.h revision 347796
1/*-
2 * Copyright (c) 2015-2018 Mellanox Technologies. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS `AS IS' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 *
25 * $FreeBSD: stable/11/sys/dev/mlx5/mlx5_en/en.h 347796 2019-05-16 17:09:06Z hselasky $
26 */
27
28#ifndef _MLX5_EN_H_
29#define	_MLX5_EN_H_
30
31#include <linux/kmod.h>
32#include <linux/page.h>
33#include <linux/slab.h>
34#include <linux/if_vlan.h>
35#include <linux/if_ether.h>
36#include <linux/vmalloc.h>
37#include <linux/moduleparam.h>
38#include <linux/delay.h>
39#include <linux/netdevice.h>
40#include <linux/etherdevice.h>
41#include <linux/ktime.h>
42#include <linux/net_dim.h>
43
44#include <netinet/in_systm.h>
45#include <netinet/in.h>
46#include <netinet/if_ether.h>
47#include <netinet/ip.h>
48#include <netinet/ip6.h>
49#include <netinet/tcp.h>
50#include <netinet/tcp_lro.h>
51#include <netinet/udp.h>
52#include <net/ethernet.h>
53#include <sys/buf_ring.h>
54
55#include "opt_rss.h"
56
57#ifdef	RSS
58#include <net/rss_config.h>
59#include <netinet/in_rss.h>
60#endif
61
62#include <machine/bus.h>
63
64#include <dev/mlx5/driver.h>
65#include <dev/mlx5/qp.h>
66#include <dev/mlx5/cq.h>
67#include <dev/mlx5/port.h>
68#include <dev/mlx5/vport.h>
69#include <dev/mlx5/diagnostics.h>
70
71#include <dev/mlx5/mlx5_core/wq.h>
72#include <dev/mlx5/mlx5_core/transobj.h>
73#include <dev/mlx5/mlx5_core/mlx5_core.h>
74
75#define	IEEE_8021QAZ_MAX_TCS	8
76
77#define	MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE                0x7
78#define	MLX5E_PARAMS_DEFAULT_LOG_SQ_SIZE                0xa
79#define	MLX5E_PARAMS_MAXIMUM_LOG_SQ_SIZE                0xe
80
81#define	MLX5E_PARAMS_MINIMUM_LOG_RQ_SIZE                0x7
82#define	MLX5E_PARAMS_DEFAULT_LOG_RQ_SIZE                0xa
83#define	MLX5E_PARAMS_MAXIMUM_LOG_RQ_SIZE                0xe
84
85#define	MLX5E_MAX_RX_SEGS 7
86
87#ifndef MLX5E_MAX_RX_BYTES
88#define	MLX5E_MAX_RX_BYTES MCLBYTES
89#endif
90
91#if (MLX5E_MAX_RX_SEGS == 1)
92/* FreeBSD HW LRO is limited by 16KB - the size of max mbuf */
93#define	MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ                 MJUM16BYTES
94#else
95#define	MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ \
96    MIN(65535, MLX5E_MAX_RX_SEGS * MLX5E_MAX_RX_BYTES)
97#endif
98#define	MLX5E_DIM_DEFAULT_PROFILE 3
99#define	MLX5E_DIM_MAX_RX_CQ_MODERATION_PKTS_WITH_LRO	16
100#define	MLX5E_PARAMS_DEFAULT_RX_CQ_MODERATION_USEC      0x10
101#define	MLX5E_PARAMS_DEFAULT_RX_CQ_MODERATION_USEC_FROM_CQE	0x3
102#define	MLX5E_PARAMS_DEFAULT_RX_CQ_MODERATION_PKTS      0x20
103#define	MLX5E_PARAMS_DEFAULT_TX_CQ_MODERATION_USEC      0x10
104#define	MLX5E_PARAMS_DEFAULT_TX_CQ_MODERATION_PKTS      0x20
105#define	MLX5E_PARAMS_DEFAULT_MIN_RX_WQES                0x80
106#define	MLX5E_PARAMS_DEFAULT_RX_HASH_LOG_TBL_SZ         0x7
107#define	MLX5E_CACHELINE_SIZE CACHE_LINE_SIZE
108#define	MLX5E_HW2SW_MTU(hwmtu) \
109    ((hwmtu) - (ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN + ETHER_CRC_LEN))
110#define	MLX5E_SW2HW_MTU(swmtu) \
111    ((swmtu) + (ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN + ETHER_CRC_LEN))
112#define	MLX5E_SW2MB_MTU(swmtu) \
113    (MLX5E_SW2HW_MTU(swmtu) + MLX5E_NET_IP_ALIGN)
114#define	MLX5E_MTU_MIN		72	/* Min MTU allowed by the kernel */
115#define	MLX5E_MTU_MAX		MIN(ETHERMTU_JUMBO, MJUM16BYTES)	/* Max MTU of Ethernet
116									 * jumbo frames */
117
118#define	MLX5E_BUDGET_MAX	8192	/* RX and TX */
119#define	MLX5E_RX_BUDGET_MAX	256
120#define	MLX5E_SQ_BF_BUDGET	16
121#define	MLX5E_SQ_TX_QUEUE_SIZE	4096	/* SQ drbr queue size */
122
123#define	MLX5E_MAX_TX_NUM_TC	8	/* units */
124#define	MLX5E_MAX_TX_HEADER	128	/* bytes */
125#define	MLX5E_MAX_TX_PAYLOAD_SIZE	65536	/* bytes */
126#define	MLX5E_MAX_TX_MBUF_SIZE	65536	/* bytes */
127#define	MLX5E_MAX_TX_MBUF_FRAGS	\
128    ((MLX5_SEND_WQE_MAX_WQEBBS * MLX5_SEND_WQEBB_NUM_DS) - \
129    (MLX5E_MAX_TX_HEADER / MLX5_SEND_WQE_DS) - \
130    1 /* the maximum value of the DS counter is 0x3F and not 0x40 */)	/* units */
131#define	MLX5E_MAX_TX_INLINE \
132  (MLX5E_MAX_TX_HEADER - sizeof(struct mlx5e_tx_wqe) + \
133  sizeof(((struct mlx5e_tx_wqe *)0)->eth.inline_hdr_start))	/* bytes */
134
135#define	MLX5E_100MB (100000)
136#define	MLX5E_1GB   (1000000)
137
138MALLOC_DECLARE(M_MLX5EN);
139
140struct mlx5_core_dev;
141struct mlx5e_cq;
142
143typedef void (mlx5e_cq_comp_t)(struct mlx5_core_cq *);
144
145#define	MLX5E_STATS_COUNT(a,b,c,d) a
146#define	MLX5E_STATS_VAR(a,b,c,d) b;
147#define	MLX5E_STATS_DESC(a,b,c,d) c, d,
148
149#define	MLX5E_VPORT_STATS(m)						\
150  /* HW counters */							\
151  m(+1, u64 rx_packets, "rx_packets", "Received packets")		\
152  m(+1, u64 rx_bytes, "rx_bytes", "Received bytes")			\
153  m(+1, u64 tx_packets, "tx_packets", "Transmitted packets")		\
154  m(+1, u64 tx_bytes, "tx_bytes", "Transmitted bytes")			\
155  m(+1, u64 rx_error_packets, "rx_error_packets", "Received error packets") \
156  m(+1, u64 rx_error_bytes, "rx_error_bytes", "Received error bytes")	\
157  m(+1, u64 tx_error_packets, "tx_error_packets", "Transmitted error packets") \
158  m(+1, u64 tx_error_bytes, "tx_error_bytes", "Transmitted error bytes") \
159  m(+1, u64 rx_unicast_packets, "rx_unicast_packets", "Received unicast packets") \
160  m(+1, u64 rx_unicast_bytes, "rx_unicast_bytes", "Received unicast bytes") \
161  m(+1, u64 tx_unicast_packets, "tx_unicast_packets", "Transmitted unicast packets") \
162  m(+1, u64 tx_unicast_bytes, "tx_unicast_bytes", "Transmitted unicast bytes") \
163  m(+1, u64 rx_multicast_packets, "rx_multicast_packets", "Received multicast packets") \
164  m(+1, u64 rx_multicast_bytes, "rx_multicast_bytes", "Received multicast bytes") \
165  m(+1, u64 tx_multicast_packets, "tx_multicast_packets", "Transmitted multicast packets") \
166  m(+1, u64 tx_multicast_bytes, "tx_multicast_bytes", "Transmitted multicast bytes") \
167  m(+1, u64 rx_broadcast_packets, "rx_broadcast_packets", "Received broadcast packets") \
168  m(+1, u64 rx_broadcast_bytes, "rx_broadcast_bytes", "Received broadcast bytes") \
169  m(+1, u64 tx_broadcast_packets, "tx_broadcast_packets", "Transmitted broadcast packets") \
170  m(+1, u64 tx_broadcast_bytes, "tx_broadcast_bytes", "Transmitted broadcast bytes") \
171  m(+1, u64 rx_out_of_buffer, "rx_out_of_buffer", "Receive out of buffer, no recv wqes events") \
172  /* SW counters */							\
173  m(+1, u64 tso_packets, "tso_packets", "Transmitted TSO packets")	\
174  m(+1, u64 tso_bytes, "tso_bytes", "Transmitted TSO bytes")		\
175  m(+1, u64 lro_packets, "lro_packets", "Received LRO packets")		\
176  m(+1, u64 lro_bytes, "lro_bytes", "Received LRO bytes")		\
177  m(+1, u64 sw_lro_queued, "sw_lro_queued", "Packets queued for SW LRO")	\
178  m(+1, u64 sw_lro_flushed, "sw_lro_flushed", "Packets flushed from SW LRO")	\
179  m(+1, u64 rx_csum_good, "rx_csum_good", "Received checksum valid packets") \
180  m(+1, u64 rx_csum_none, "rx_csum_none", "Received no checksum packets") \
181  m(+1, u64 tx_csum_offload, "tx_csum_offload", "Transmit checksum offload packets") \
182  m(+1, u64 tx_queue_dropped, "tx_queue_dropped", "Transmit queue dropped") \
183  m(+1, u64 tx_defragged, "tx_defragged", "Transmit queue defragged") \
184  m(+1, u64 rx_wqe_err, "rx_wqe_err", "Receive WQE errors") \
185  m(+1, u64 tx_jumbo_packets, "tx_jumbo_packets", "TX packets greater than 1518 octets")
186
187#define	MLX5E_VPORT_STATS_NUM (0 MLX5E_VPORT_STATS(MLX5E_STATS_COUNT))
188
189struct mlx5e_vport_stats {
190	struct	sysctl_ctx_list ctx;
191	u64	arg [0];
192	MLX5E_VPORT_STATS(MLX5E_STATS_VAR)
193	u32	rx_out_of_buffer_prev;
194};
195
196#define	MLX5E_PPORT_IEEE802_3_STATS(m)					\
197  m(+1, u64 frames_tx, "frames_tx", "Frames transmitted")		\
198  m(+1, u64 frames_rx, "frames_rx", "Frames received")			\
199  m(+1, u64 check_seq_err, "check_seq_err", "Sequence errors")		\
200  m(+1, u64 alignment_err, "alignment_err", "Alignment errors")	\
201  m(+1, u64 octets_tx, "octets_tx", "Bytes transmitted")		\
202  m(+1, u64 octets_received, "octets_received", "Bytes received")	\
203  m(+1, u64 multicast_xmitted, "multicast_xmitted", "Multicast transmitted") \
204  m(+1, u64 broadcast_xmitted, "broadcast_xmitted", "Broadcast transmitted") \
205  m(+1, u64 multicast_rx, "multicast_rx", "Multicast received")	\
206  m(+1, u64 broadcast_rx, "broadcast_rx", "Broadcast received")	\
207  m(+1, u64 in_range_len_errors, "in_range_len_errors", "In range length errors") \
208  m(+1, u64 out_of_range_len, "out_of_range_len", "Out of range length errors") \
209  m(+1, u64 too_long_errors, "too_long_errors", "Too long errors")	\
210  m(+1, u64 symbol_err, "symbol_err", "Symbol errors")			\
211  m(+1, u64 mac_control_tx, "mac_control_tx", "MAC control transmitted") \
212  m(+1, u64 mac_control_rx, "mac_control_rx", "MAC control received")	\
213  m(+1, u64 unsupported_op_rx, "unsupported_op_rx", "Unsupported operation received") \
214  m(+1, u64 pause_ctrl_rx, "pause_ctrl_rx", "Pause control received")	\
215  m(+1, u64 pause_ctrl_tx, "pause_ctrl_tx", "Pause control transmitted")
216
217#define	MLX5E_PPORT_RFC2819_STATS(m)					\
218  m(+1, u64 drop_events, "drop_events", "Dropped events")		\
219  m(+1, u64 octets, "octets", "Octets")					\
220  m(+1, u64 pkts, "pkts", "Packets")					\
221  m(+1, u64 broadcast_pkts, "broadcast_pkts", "Broadcast packets")	\
222  m(+1, u64 multicast_pkts, "multicast_pkts", "Multicast packets")	\
223  m(+1, u64 crc_align_errors, "crc_align_errors", "CRC alignment errors") \
224  m(+1, u64 undersize_pkts, "undersize_pkts", "Undersized packets")	\
225  m(+1, u64 oversize_pkts, "oversize_pkts", "Oversized packets")	\
226  m(+1, u64 fragments, "fragments", "Fragments")			\
227  m(+1, u64 jabbers, "jabbers", "Jabbers")				\
228  m(+1, u64 collisions, "collisions", "Collisions")
229
230#define	MLX5E_PPORT_RFC2819_STATS_DEBUG(m)				\
231  m(+1, u64 p64octets, "p64octets", "Bytes")				\
232  m(+1, u64 p65to127octets, "p65to127octets", "Bytes")			\
233  m(+1, u64 p128to255octets, "p128to255octets", "Bytes")		\
234  m(+1, u64 p256to511octets, "p256to511octets", "Bytes")		\
235  m(+1, u64 p512to1023octets, "p512to1023octets", "Bytes")		\
236  m(+1, u64 p1024to1518octets, "p1024to1518octets", "Bytes")		\
237  m(+1, u64 p1519to2047octets, "p1519to2047octets", "Bytes")		\
238  m(+1, u64 p2048to4095octets, "p2048to4095octets", "Bytes")		\
239  m(+1, u64 p4096to8191octets, "p4096to8191octets", "Bytes")		\
240  m(+1, u64 p8192to10239octets, "p8192to10239octets", "Bytes")
241
242#define	MLX5E_PPORT_RFC2863_STATS_DEBUG(m)				\
243  m(+1, u64 in_octets, "in_octets", "In octets")			\
244  m(+1, u64 in_ucast_pkts, "in_ucast_pkts", "In unicast packets")	\
245  m(+1, u64 in_discards, "in_discards", "In discards")			\
246  m(+1, u64 in_errors, "in_errors", "In errors")			\
247  m(+1, u64 in_unknown_protos, "in_unknown_protos", "In unknown protocols") \
248  m(+1, u64 out_octets, "out_octets", "Out octets")			\
249  m(+1, u64 out_ucast_pkts, "out_ucast_pkts", "Out unicast packets")	\
250  m(+1, u64 out_discards, "out_discards", "Out discards")		\
251  m(+1, u64 out_errors, "out_errors", "Out errors")			\
252  m(+1, u64 in_multicast_pkts, "in_multicast_pkts", "In multicast packets") \
253  m(+1, u64 in_broadcast_pkts, "in_broadcast_pkts", "In broadcast packets") \
254  m(+1, u64 out_multicast_pkts, "out_multicast_pkts", "Out multicast packets") \
255  m(+1, u64 out_broadcast_pkts, "out_broadcast_pkts", "Out broadcast packets")
256
257#define	MLX5E_PPORT_PHYSICAL_LAYER_STATS_DEBUG(m)                                    		\
258  m(+1, u64 time_since_last_clear, "time_since_last_clear",				\
259			"Time since the last counters clear event (msec)")		\
260  m(+1, u64 symbol_errors, "symbol_errors", "Symbol errors")				\
261  m(+1, u64 sync_headers_errors, "sync_headers_errors", "Sync header error counter")	\
262  m(+1, u64 bip_errors_lane0, "edpl_bip_errors_lane0",					\
263			"Indicates the number of PRBS errors on lane 0")		\
264  m(+1, u64 bip_errors_lane1, "edpl_bip_errors_lane1",					\
265			"Indicates the number of PRBS errors on lane 1")		\
266  m(+1, u64 bip_errors_lane2, "edpl_bip_errors_lane2",					\
267			"Indicates the number of PRBS errors on lane 2")		\
268  m(+1, u64 bip_errors_lane3, "edpl_bip_errors_lane3",					\
269			"Indicates the number of PRBS errors on lane 3")		\
270  m(+1, u64 fc_corrected_blocks_lane0, "fc_corrected_blocks_lane0",			\
271			"FEC correctable block counter lane 0")				\
272  m(+1, u64 fc_corrected_blocks_lane1, "fc_corrected_blocks_lane1",			\
273			"FEC correctable block counter lane 1")				\
274  m(+1, u64 fc_corrected_blocks_lane2, "fc_corrected_blocks_lane2",			\
275			"FEC correctable block counter lane 2")				\
276  m(+1, u64 fc_corrected_blocks_lane3, "fc_corrected_blocks_lane3",			\
277			"FEC correctable block counter lane 3")				\
278  m(+1, u64 rs_corrected_blocks, "rs_corrected_blocks",					\
279			"FEC correcable block counter")					\
280  m(+1, u64 rs_uncorrectable_blocks, "rs_uncorrectable_blocks",				\
281			"FEC uncorrecable block counter")				\
282  m(+1, u64 rs_no_errors_blocks, "rs_no_errors_blocks",					\
283			"The number of RS-FEC blocks received that had no errors")	\
284  m(+1, u64 rs_single_error_blocks, "rs_single_error_blocks",				\
285			"The number of corrected RS-FEC blocks received that had"	\
286			"exactly 1 error symbol")					\
287  m(+1, u64 rs_corrected_symbols_total, "rs_corrected_symbols_total",			\
288			"Port FEC corrected symbol counter")				\
289  m(+1, u64 rs_corrected_symbols_lane0, "rs_corrected_symbols_lane0",			\
290			"FEC corrected symbol counter lane 0")				\
291  m(+1, u64 rs_corrected_symbols_lane1, "rs_corrected_symbols_lane1",			\
292			"FEC corrected symbol counter lane 1")				\
293  m(+1, u64 rs_corrected_symbols_lane2, "rs_corrected_symbols_lane2",			\
294			"FEC corrected symbol counter lane 2")				\
295  m(+1, u64 rs_corrected_symbols_lane3, "rs_corrected_symbols_lane3",			\
296			"FEC corrected symbol counter lane 3")
297
298/* Per priority statistics for PFC */
299#define	MLX5E_PPORT_PER_PRIO_STATS_SUB(m,n,p)			\
300  m(n, p, +1, u64, rx_octets, "rx_octets", "Received octets")		\
301  m(n, p, +1, u64, reserved_0, "reserved_0", "Reserved")		\
302  m(n, p, +1, u64, reserved_1, "reserved_1", "Reserved")		\
303  m(n, p, +1, u64, reserved_2, "reserved_2", "Reserved")		\
304  m(n, p, +1, u64, rx_frames, "rx_frames", "Received frames")		\
305  m(n, p, +1, u64, tx_octets, "tx_octets", "Transmitted octets")	\
306  m(n, p, +1, u64, reserved_3, "reserved_3", "Reserved")		\
307  m(n, p, +1, u64, reserved_4, "reserved_4", "Reserved")		\
308  m(n, p, +1, u64, reserved_5, "reserved_5", "Reserved")		\
309  m(n, p, +1, u64, tx_frames, "tx_frames", "Transmitted frames")	\
310  m(n, p, +1, u64, rx_pause, "rx_pause", "Received pause frames")	\
311  m(n, p, +1, u64, rx_pause_duration, "rx_pause_duration",		\
312	"Received pause duration")					\
313  m(n, p, +1, u64, tx_pause, "tx_pause", "Transmitted pause frames")	\
314  m(n, p, +1, u64, tx_pause_duration, "tx_pause_duration",		\
315	"Transmitted pause duration")					\
316  m(n, p, +1, u64, rx_pause_transition, "rx_pause_transition",		\
317	"Received pause transitions")					\
318  m(n, p, +1, u64, rx_discards, "rx_discards", "Discarded received frames") \
319  m(n, p, +1, u64, device_stall_minor_watermark,			\
320	"device_stall_minor_watermark", "Device stall minor watermark")	\
321  m(n, p, +1, u64, device_stall_critical_watermark,			\
322	"device_stall_critical_watermark", "Device stall critical watermark")
323
324#define	MLX5E_PPORT_PER_PRIO_STATS_PREFIX(m,p,c,t,f,s,d) \
325  m(c, t pri_##p##_##f, "prio" #p "_" s, "Priority " #p " - " d)
326
327#define	MLX5E_PPORT_PER_PRIO_STATS_NUM_PRIO 8
328
329#define	MLX5E_PPORT_PER_PRIO_STATS(m) \
330  MLX5E_PPORT_PER_PRIO_STATS_SUB(MLX5E_PPORT_PER_PRIO_STATS_PREFIX,m,0) \
331  MLX5E_PPORT_PER_PRIO_STATS_SUB(MLX5E_PPORT_PER_PRIO_STATS_PREFIX,m,1) \
332  MLX5E_PPORT_PER_PRIO_STATS_SUB(MLX5E_PPORT_PER_PRIO_STATS_PREFIX,m,2) \
333  MLX5E_PPORT_PER_PRIO_STATS_SUB(MLX5E_PPORT_PER_PRIO_STATS_PREFIX,m,3) \
334  MLX5E_PPORT_PER_PRIO_STATS_SUB(MLX5E_PPORT_PER_PRIO_STATS_PREFIX,m,4) \
335  MLX5E_PPORT_PER_PRIO_STATS_SUB(MLX5E_PPORT_PER_PRIO_STATS_PREFIX,m,5) \
336  MLX5E_PPORT_PER_PRIO_STATS_SUB(MLX5E_PPORT_PER_PRIO_STATS_PREFIX,m,6) \
337  MLX5E_PPORT_PER_PRIO_STATS_SUB(MLX5E_PPORT_PER_PRIO_STATS_PREFIX,m,7)
338
339/*
340 * Make sure to update mlx5e_update_pport_counters()
341 * when adding a new MLX5E_PPORT_STATS block
342 */
343#define	MLX5E_PPORT_STATS(m)			\
344  MLX5E_PPORT_PER_PRIO_STATS(m)		\
345  MLX5E_PPORT_IEEE802_3_STATS(m)		\
346  MLX5E_PPORT_RFC2819_STATS(m)
347
348#define	MLX5E_PORT_STATS_DEBUG(m)		\
349  MLX5E_PPORT_RFC2819_STATS_DEBUG(m)		\
350  MLX5E_PPORT_RFC2863_STATS_DEBUG(m)		\
351  MLX5E_PPORT_PHYSICAL_LAYER_STATS_DEBUG(m)
352
353#define	MLX5E_PPORT_IEEE802_3_STATS_NUM \
354  (0 MLX5E_PPORT_IEEE802_3_STATS(MLX5E_STATS_COUNT))
355#define	MLX5E_PPORT_RFC2819_STATS_NUM \
356  (0 MLX5E_PPORT_RFC2819_STATS(MLX5E_STATS_COUNT))
357#define	MLX5E_PPORT_STATS_NUM \
358  (0 MLX5E_PPORT_STATS(MLX5E_STATS_COUNT))
359
360#define	MLX5E_PPORT_PER_PRIO_STATS_NUM \
361  (0 MLX5E_PPORT_PER_PRIO_STATS(MLX5E_STATS_COUNT))
362#define	MLX5E_PPORT_RFC2819_STATS_DEBUG_NUM \
363  (0 MLX5E_PPORT_RFC2819_STATS_DEBUG(MLX5E_STATS_COUNT))
364#define	MLX5E_PPORT_RFC2863_STATS_DEBUG_NUM \
365  (0 MLX5E_PPORT_RFC2863_STATS_DEBUG(MLX5E_STATS_COUNT))
366#define	MLX5E_PPORT_PHYSICAL_LAYER_STATS_DEBUG_NUM \
367  (0 MLX5E_PPORT_PHYSICAL_LAYER_STATS_DEBUG(MLX5E_STATS_COUNT))
368#define	MLX5E_PORT_STATS_DEBUG_NUM \
369  (0 MLX5E_PORT_STATS_DEBUG(MLX5E_STATS_COUNT))
370
371struct mlx5e_pport_stats {
372	struct	sysctl_ctx_list ctx;
373	u64	arg [0];
374	MLX5E_PPORT_STATS(MLX5E_STATS_VAR)
375};
376
377struct mlx5e_port_stats_debug {
378	struct	sysctl_ctx_list ctx;
379	u64	arg [0];
380	MLX5E_PORT_STATS_DEBUG(MLX5E_STATS_VAR)
381};
382
383#define	MLX5E_RQ_STATS(m)					\
384  m(+1, u64 packets, "packets", "Received packets")		\
385  m(+1, u64 bytes, "bytes", "Received bytes")			\
386  m(+1, u64 csum_none, "csum_none", "Received packets")		\
387  m(+1, u64 lro_packets, "lro_packets", "Received LRO packets")	\
388  m(+1, u64 lro_bytes, "lro_bytes", "Received LRO bytes")	\
389  m(+1, u64 sw_lro_queued, "sw_lro_queued", "Packets queued for SW LRO")	\
390  m(+1, u64 sw_lro_flushed, "sw_lro_flushed", "Packets flushed from SW LRO")	\
391  m(+1, u64 wqe_err, "wqe_err", "Received packets")
392
393#define	MLX5E_RQ_STATS_NUM (0 MLX5E_RQ_STATS(MLX5E_STATS_COUNT))
394
395struct mlx5e_rq_stats {
396	struct	sysctl_ctx_list ctx;
397	u64	arg [0];
398	MLX5E_RQ_STATS(MLX5E_STATS_VAR)
399};
400
401#define	MLX5E_SQ_STATS(m)						\
402  m(+1, u64 packets, "packets", "Transmitted packets")			\
403  m(+1, u64 bytes, "bytes", "Transmitted bytes")			\
404  m(+1, u64 tso_packets, "tso_packets", "Transmitted packets")		\
405  m(+1, u64 tso_bytes, "tso_bytes", "Transmitted bytes")		\
406  m(+1, u64 csum_offload_none, "csum_offload_none", "Transmitted packets")	\
407  m(+1, u64 defragged, "defragged", "Transmitted packets")		\
408  m(+1, u64 dropped, "dropped", "Transmitted packets")			\
409  m(+1, u64 nop, "nop", "Transmitted packets")
410
411#define	MLX5E_SQ_STATS_NUM (0 MLX5E_SQ_STATS(MLX5E_STATS_COUNT))
412
413struct mlx5e_sq_stats {
414	struct	sysctl_ctx_list ctx;
415	u64	arg [0];
416	MLX5E_SQ_STATS(MLX5E_STATS_VAR)
417};
418
419struct mlx5e_stats {
420	struct mlx5e_vport_stats vport;
421	struct mlx5e_pport_stats pport;
422	struct mlx5e_port_stats_debug port_stats_debug;
423};
424
425struct mlx5e_rq_param {
426	u32	rqc [MLX5_ST_SZ_DW(rqc)];
427	struct mlx5_wq_param wq;
428};
429
430struct mlx5e_sq_param {
431	u32	sqc [MLX5_ST_SZ_DW(sqc)];
432	struct mlx5_wq_param wq;
433};
434
435struct mlx5e_cq_param {
436	u32	cqc [MLX5_ST_SZ_DW(cqc)];
437	struct mlx5_wq_param wq;
438};
439
440struct mlx5e_params {
441	u8	log_sq_size;
442	u8	log_rq_size;
443	u16	num_channels;
444	u8	default_vlan_prio;
445	u8	num_tc;
446	u8	rx_cq_moderation_mode;
447	u8	tx_cq_moderation_mode;
448	u16	rx_cq_moderation_usec;
449	u16	rx_cq_moderation_pkts;
450	u16	tx_cq_moderation_usec;
451	u16	tx_cq_moderation_pkts;
452	u16	min_rx_wqes;
453	bool	hw_lro_en;
454	bool	cqe_zipping_en;
455	u32	lro_wqe_sz;
456	u16	rx_hash_log_tbl_sz;
457	u32	tx_pauseframe_control __aligned(4);
458	u32	rx_pauseframe_control __aligned(4);
459	u32	tx_priority_flow_control __aligned(4);
460	u32	rx_priority_flow_control __aligned(4);
461	u16	tx_max_inline;
462	u8	tx_min_inline_mode;
463	u8	channels_rsss;
464};
465
466#define	MLX5E_PARAMS(m)							\
467  m(+1, u64 tx_queue_size_max, "tx_queue_size_max", "Max send queue size") \
468  m(+1, u64 rx_queue_size_max, "rx_queue_size_max", "Max receive queue size") \
469  m(+1, u64 tx_queue_size, "tx_queue_size", "Default send queue size")	\
470  m(+1, u64 rx_queue_size, "rx_queue_size", "Default receive queue size") \
471  m(+1, u64 channels, "channels", "Default number of channels")		\
472  m(+1, u64 channels_rsss, "channels_rsss", "Default channels receive side scaling stride") \
473  m(+1, u64 coalesce_usecs_max, "coalesce_usecs_max", "Maximum usecs for joining packets") \
474  m(+1, u64 coalesce_pkts_max, "coalesce_pkts_max", "Maximum packets to join") \
475  m(+1, u64 rx_coalesce_usecs, "rx_coalesce_usecs", "Limit in usec for joining rx packets") \
476  m(+1, u64 rx_coalesce_pkts, "rx_coalesce_pkts", "Maximum number of rx packets to join") \
477  m(+1, u64 rx_coalesce_mode, "rx_coalesce_mode", "0: EQE fixed mode 1: CQE fixed mode 2: EQE auto mode 3: CQE auto mode") \
478  m(+1, u64 tx_coalesce_usecs, "tx_coalesce_usecs", "Limit in usec for joining tx packets") \
479  m(+1, u64 tx_coalesce_pkts, "tx_coalesce_pkts", "Maximum number of tx packets to join") \
480  m(+1, u64 tx_coalesce_mode, "tx_coalesce_mode", "0: EQE mode 1: CQE mode") \
481  m(+1, u64 tx_completion_fact, "tx_completion_fact", "1..MAX: Completion event ratio") \
482  m(+1, u64 tx_completion_fact_max, "tx_completion_fact_max", "Maximum completion event ratio") \
483  m(+1, u64 hw_lro, "hw_lro", "set to enable hw_lro") \
484  m(+1, u64 cqe_zipping, "cqe_zipping", "0 : CQE zipping disabled") \
485  m(+1, u64 modify_tx_dma, "modify_tx_dma", "0: Enable TX 1: Disable TX") \
486  m(+1, u64 modify_rx_dma, "modify_rx_dma", "0: Enable RX 1: Disable RX") \
487  m(+1, u64 diag_pci_enable, "diag_pci_enable", "0: Disabled 1: Enabled") \
488  m(+1, u64 diag_general_enable, "diag_general_enable", "0: Disabled 1: Enabled") \
489  m(+1, u64 hw_mtu, "hw_mtu", "Current hardware MTU value") \
490  m(+1, u64 mc_local_lb, "mc_local_lb", "0: Local multicast loopback enabled 1: Disabled") \
491  m(+1, u64 uc_local_lb, "uc_local_lb", "0: Local unicast loopback enabled 1: Disabled")
492
493
494#define	MLX5E_PARAMS_NUM (0 MLX5E_PARAMS(MLX5E_STATS_COUNT))
495
496struct mlx5e_params_ethtool {
497	u64	arg [0];
498	MLX5E_PARAMS(MLX5E_STATS_VAR)
499	u64	max_bw_value[IEEE_8021QAZ_MAX_TCS];
500	u8	max_bw_share[IEEE_8021QAZ_MAX_TCS];
501	u8	prio_tc[IEEE_8021QAZ_MAX_TCS];
502	u8	dscp2prio[MLX5_MAX_SUPPORTED_DSCP];
503	u8	trust_state;
504};
505
506/* EEPROM Standards for plug in modules */
507#ifndef MLX5E_ETH_MODULE_SFF_8472
508#define	MLX5E_ETH_MODULE_SFF_8472	0x1
509#define	MLX5E_ETH_MODULE_SFF_8472_LEN	128
510#endif
511
512#ifndef MLX5E_ETH_MODULE_SFF_8636
513#define	MLX5E_ETH_MODULE_SFF_8636	0x2
514#define	MLX5E_ETH_MODULE_SFF_8636_LEN	256
515#endif
516
517#ifndef MLX5E_ETH_MODULE_SFF_8436
518#define	MLX5E_ETH_MODULE_SFF_8436	0x3
519#define	MLX5E_ETH_MODULE_SFF_8436_LEN	256
520#endif
521
522/* EEPROM I2C Addresses */
523#define	MLX5E_I2C_ADDR_LOW		0x50
524#define	MLX5E_I2C_ADDR_HIGH		0x51
525
526#define	MLX5E_EEPROM_LOW_PAGE		0x0
527#define	MLX5E_EEPROM_HIGH_PAGE		0x3
528
529#define	MLX5E_EEPROM_HIGH_PAGE_OFFSET	128
530#define	MLX5E_EEPROM_PAGE_LENGTH	256
531
532#define	MLX5E_EEPROM_INFO_BYTES		0x3
533
534struct mlx5e_cq {
535	/* data path - accessed per cqe */
536	struct mlx5_cqwq wq;
537
538	/* data path - accessed per HW polling */
539	struct mlx5_core_cq mcq;
540
541	/* control */
542	struct mlx5e_priv *priv;
543	struct mlx5_wq_ctrl wq_ctrl;
544} __aligned(MLX5E_CACHELINE_SIZE);
545
546struct mlx5e_rq_mbuf {
547	bus_dmamap_t	dma_map;
548	caddr_t		data;
549	struct mbuf	*mbuf;
550};
551
552struct mlx5e_rq {
553	/* data path */
554	struct mlx5_wq_ll wq;
555	struct mtx mtx;
556	bus_dma_tag_t dma_tag;
557	u32	wqe_sz;
558	u32	nsegs;
559	struct mlx5e_rq_mbuf *mbuf;
560	struct ifnet *ifp;
561	struct mlx5e_rq_stats stats;
562	struct mlx5e_cq cq;
563	struct lro_ctrl lro;
564	volatile int enabled;
565	int	ix;
566
567	/* Dynamic Interrupt Moderation */
568	struct net_dim dim;
569
570	/* control */
571	struct mlx5_wq_ctrl wq_ctrl;
572	u32	rqn;
573	struct mlx5e_channel *channel;
574	struct callout watchdog;
575} __aligned(MLX5E_CACHELINE_SIZE);
576
577struct mlx5e_sq_mbuf {
578	bus_dmamap_t dma_map;
579	struct mbuf *mbuf;
580	u32	num_bytes;
581	u32	num_wqebbs;
582};
583
584enum {
585	MLX5E_SQ_READY,
586	MLX5E_SQ_FULL
587};
588
589struct mlx5e_sq {
590	/* data path */
591	struct	mtx lock;
592	bus_dma_tag_t dma_tag;
593	struct	mtx comp_lock;
594
595	/* dirtied @completion */
596	u16	cc;
597
598	/* dirtied @xmit */
599	u16	pc __aligned(MLX5E_CACHELINE_SIZE);
600	u16	bf_offset;
601	u16	cev_counter;		/* completion event counter */
602	u16	cev_factor;		/* completion event factor */
603	u16	cev_next_state;		/* next completion event state */
604#define	MLX5E_CEV_STATE_INITIAL 0	/* timer not started */
605#define	MLX5E_CEV_STATE_SEND_NOPS 1	/* send NOPs */
606#define	MLX5E_CEV_STATE_HOLD_NOPS 2	/* don't send NOPs yet */
607	u16	running;		/* set if SQ is running */
608	struct callout cev_callout;
609	union {
610		u32	d32[2];
611		u64	d64;
612	} doorbell;
613	struct	mlx5e_sq_stats stats;
614
615	struct	mlx5e_cq cq;
616
617	/* pointers to per packet info: write@xmit, read@completion */
618	struct	mlx5e_sq_mbuf *mbuf;
619	struct	buf_ring *br;
620
621	/* read only */
622	struct	mlx5_wq_cyc wq;
623	struct	mlx5_uar uar;
624	struct	ifnet *ifp;
625	u32	sqn;
626	u32	bf_buf_size;
627	u32	mkey_be;
628	u16	max_inline;
629	u8	min_inline_mode;
630	u8	min_insert_caps;
631#define	MLX5E_INSERT_VLAN 1
632#define	MLX5E_INSERT_NON_VLAN 2
633
634	/* control path */
635	struct	mlx5_wq_ctrl wq_ctrl;
636	struct	mlx5e_priv *priv;
637	int	tc;
638} __aligned(MLX5E_CACHELINE_SIZE);
639
640static inline bool
641mlx5e_sq_has_room_for(struct mlx5e_sq *sq, u16 n)
642{
643	u16 cc = sq->cc;
644	u16 pc = sq->pc;
645
646	return ((sq->wq.sz_m1 & (cc - pc)) >= n || cc == pc);
647}
648
649struct mlx5e_channel {
650	/* data path */
651	struct mlx5e_rq rq;
652	struct mlx5e_sq sq[MLX5E_MAX_TX_NUM_TC];
653	struct ifnet *ifp;
654	u32	mkey_be;
655	u8	num_tc;
656
657	/* control */
658	struct mlx5e_priv *priv;
659	int	ix;
660	int	cpu;
661} __aligned(MLX5E_CACHELINE_SIZE);
662
663enum mlx5e_traffic_types {
664	MLX5E_TT_IPV4_TCP,
665	MLX5E_TT_IPV6_TCP,
666	MLX5E_TT_IPV4_UDP,
667	MLX5E_TT_IPV6_UDP,
668	MLX5E_TT_IPV4_IPSEC_AH,
669	MLX5E_TT_IPV6_IPSEC_AH,
670	MLX5E_TT_IPV4_IPSEC_ESP,
671	MLX5E_TT_IPV6_IPSEC_ESP,
672	MLX5E_TT_IPV4,
673	MLX5E_TT_IPV6,
674	MLX5E_TT_ANY,
675	MLX5E_NUM_TT,
676};
677
678enum {
679	MLX5E_RQT_SPREADING = 0,
680	MLX5E_RQT_DEFAULT_RQ = 1,
681	MLX5E_NUM_RQT = 2,
682};
683
684struct mlx5_flow_rule;
685
686struct mlx5e_eth_addr_info {
687	u8	addr [ETH_ALEN + 2];
688	u32	tt_vec;
689	/* flow table rule per traffic type */
690	struct mlx5_flow_rule	*ft_rule[MLX5E_NUM_TT];
691};
692
693#define	MLX5E_ETH_ADDR_HASH_SIZE (1 << BITS_PER_BYTE)
694
695struct mlx5e_eth_addr_hash_node;
696
697struct mlx5e_eth_addr_hash_head {
698	struct mlx5e_eth_addr_hash_node *lh_first;
699};
700
701struct mlx5e_eth_addr_db {
702	struct mlx5e_eth_addr_hash_head if_uc[MLX5E_ETH_ADDR_HASH_SIZE];
703	struct mlx5e_eth_addr_hash_head if_mc[MLX5E_ETH_ADDR_HASH_SIZE];
704	struct mlx5e_eth_addr_info broadcast;
705	struct mlx5e_eth_addr_info allmulti;
706	struct mlx5e_eth_addr_info promisc;
707	bool	broadcast_enabled;
708	bool	allmulti_enabled;
709	bool	promisc_enabled;
710};
711
712enum {
713	MLX5E_STATE_ASYNC_EVENTS_ENABLE,
714	MLX5E_STATE_OPENED,
715};
716
717enum {
718	MLX5_BW_NO_LIMIT   = 0,
719	MLX5_100_MBPS_UNIT = 3,
720	MLX5_GBPS_UNIT     = 4,
721};
722
723struct mlx5e_vlan_db {
724	unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
725	struct mlx5_flow_rule	*active_vlans_ft_rule[VLAN_N_VID];
726	struct mlx5_flow_rule	*untagged_ft_rule;
727	struct mlx5_flow_rule	*any_cvlan_ft_rule;
728	struct mlx5_flow_rule	*any_svlan_ft_rule;
729	bool	filter_disabled;
730};
731
732struct mlx5e_flow_table {
733	int num_groups;
734	struct mlx5_flow_table *t;
735	struct mlx5_flow_group **g;
736};
737
738struct mlx5e_flow_tables {
739	struct mlx5_flow_namespace *ns;
740	struct mlx5e_flow_table vlan;
741	struct mlx5e_flow_table main;
742	struct mlx5e_flow_table inner_rss;
743};
744
745struct mlx5e_priv {
746	struct mlx5_core_dev *mdev;     /* must be first */
747
748	/* priv data path fields - start */
749	int	order_base_2_num_channels;
750	int	queue_mapping_channel_mask;
751	int	num_tc;
752	int	default_vlan_prio;
753	/* priv data path fields - end */
754
755	unsigned long state;
756	int	gone;
757#define	PRIV_LOCK(priv) sx_xlock(&(priv)->state_lock)
758#define	PRIV_UNLOCK(priv) sx_xunlock(&(priv)->state_lock)
759#define	PRIV_LOCKED(priv) sx_xlocked(&(priv)->state_lock)
760	struct sx state_lock;		/* Protects Interface state */
761	struct mlx5_uar cq_uar;
762	u32	pdn;
763	u32	tdn;
764	struct mlx5_core_mr mr;
765
766	u32	tisn[MLX5E_MAX_TX_NUM_TC];
767	u32	rqtn;
768	u32	tirn[MLX5E_NUM_TT];
769
770	struct mlx5e_flow_tables fts;
771	struct mlx5e_eth_addr_db eth_addr;
772	struct mlx5e_vlan_db vlan;
773
774	struct mlx5e_params params;
775	struct mlx5e_params_ethtool params_ethtool;
776	union mlx5_core_pci_diagnostics params_pci;
777	union mlx5_core_general_diagnostics params_general;
778	struct mtx async_events_mtx;	/* sync hw events */
779	struct work_struct update_stats_work;
780	struct work_struct update_carrier_work;
781	struct work_struct set_rx_mode_work;
782	MLX5_DECLARE_DOORBELL_LOCK(doorbell_lock)
783
784	struct ifnet *ifp;
785	struct sysctl_ctx_list sysctl_ctx;
786	struct sysctl_oid *sysctl_ifnet;
787	struct sysctl_oid *sysctl_hw;
788	int	sysctl_debug;
789	struct mlx5e_stats stats;
790	int	counter_set_id;
791
792	struct workqueue_struct *wq;
793
794	eventhandler_tag vlan_detach;
795	eventhandler_tag vlan_attach;
796	struct ifmedia media;
797	int	media_status_last;
798	int	media_active_last;
799
800	struct callout watchdog;
801
802	struct mlx5e_channel channel[];
803};
804
805#define	MLX5E_NET_IP_ALIGN 2
806
807struct mlx5e_tx_wqe {
808	struct mlx5_wqe_ctrl_seg ctrl;
809	struct mlx5_wqe_eth_seg eth;
810};
811
812struct mlx5e_rx_wqe {
813	struct mlx5_wqe_srq_next_seg next;
814	struct mlx5_wqe_data_seg data[];
815};
816
817/* the size of the structure above must be power of two */
818CTASSERT(powerof2(sizeof(struct mlx5e_rx_wqe)));
819
820struct mlx5e_eeprom {
821	int	lock_bit;
822	int	i2c_addr;
823	int	page_num;
824	int	device_addr;
825	int	module_num;
826	int	len;
827	int	type;
828	int	page_valid;
829	u32	*data;
830};
831
832#define	MLX5E_FLD_MAX(typ, fld) ((1ULL << __mlx5_bit_sz(typ, fld)) - 1ULL)
833
834int	mlx5e_xmit(struct ifnet *, struct mbuf *);
835
836int	mlx5e_open_locked(struct ifnet *);
837int	mlx5e_close_locked(struct ifnet *);
838
839void	mlx5e_cq_error_event(struct mlx5_core_cq *mcq, int event);
840void	mlx5e_rx_cq_comp(struct mlx5_core_cq *);
841void	mlx5e_tx_cq_comp(struct mlx5_core_cq *);
842struct mlx5_cqe64 *mlx5e_get_cqe(struct mlx5e_cq *cq);
843
844void	mlx5e_dim_work(struct work_struct *);
845void	mlx5e_dim_build_cq_param(struct mlx5e_priv *, struct mlx5e_cq_param *);
846
847int	mlx5e_open_flow_table(struct mlx5e_priv *priv);
848void	mlx5e_close_flow_table(struct mlx5e_priv *priv);
849void	mlx5e_set_rx_mode_core(struct mlx5e_priv *priv);
850void	mlx5e_set_rx_mode_work(struct work_struct *work);
851
852void	mlx5e_vlan_rx_add_vid(void *, struct ifnet *, u16);
853void	mlx5e_vlan_rx_kill_vid(void *, struct ifnet *, u16);
854void	mlx5e_enable_vlan_filter(struct mlx5e_priv *priv);
855void	mlx5e_disable_vlan_filter(struct mlx5e_priv *priv);
856int	mlx5e_add_all_vlan_rules(struct mlx5e_priv *priv);
857void	mlx5e_del_all_vlan_rules(struct mlx5e_priv *priv);
858
859static inline void
860mlx5e_tx_notify_hw(struct mlx5e_sq *sq, u32 *wqe, int bf_sz)
861{
862	u16 ofst = MLX5_BF_OFFSET + sq->bf_offset;
863
864	/* ensure wqe is visible to device before updating doorbell record */
865	wmb();
866
867	*sq->wq.db = cpu_to_be32(sq->pc);
868
869	/*
870	 * Ensure the doorbell record is visible to device before ringing
871	 * the doorbell:
872	 */
873	wmb();
874
875	if (bf_sz) {
876		__iowrite64_copy(sq->uar.bf_map + ofst, wqe, bf_sz);
877
878		/* flush the write-combining mapped buffer */
879		wmb();
880
881	} else {
882		mlx5_write64(wqe, sq->uar.map + ofst,
883		    MLX5_GET_DOORBELL_LOCK(&sq->priv->doorbell_lock));
884	}
885
886	sq->bf_offset ^= sq->bf_buf_size;
887}
888
889static inline void
890mlx5e_cq_arm(struct mlx5e_cq *cq, spinlock_t *dblock)
891{
892	struct mlx5_core_cq *mcq;
893
894	mcq = &cq->mcq;
895	mlx5_cq_arm(mcq, MLX5_CQ_DB_REQ_NOT, mcq->uar->map, dblock, cq->wq.cc);
896}
897
898extern const struct ethtool_ops mlx5e_ethtool_ops;
899void	mlx5e_create_ethtool(struct mlx5e_priv *);
900void	mlx5e_create_stats(struct sysctl_ctx_list *,
901    struct sysctl_oid_list *, const char *,
902    const char **, unsigned, u64 *);
903void	mlx5e_send_nop(struct mlx5e_sq *, u32);
904void	mlx5e_sq_cev_timeout(void *);
905int	mlx5e_refresh_channel_params(struct mlx5e_priv *);
906int	mlx5e_open_cq(struct mlx5e_priv *, struct mlx5e_cq_param *,
907    struct mlx5e_cq *, mlx5e_cq_comp_t *, int eq_ix);
908void	mlx5e_close_cq(struct mlx5e_cq *);
909void	mlx5e_free_sq_db(struct mlx5e_sq *);
910int	mlx5e_alloc_sq_db(struct mlx5e_sq *);
911int	mlx5e_enable_sq(struct mlx5e_sq *, struct mlx5e_sq_param *, int tis_num);
912int	mlx5e_modify_sq(struct mlx5e_sq *, int curr_state, int next_state);
913void	mlx5e_disable_sq(struct mlx5e_sq *);
914void	mlx5e_drain_sq(struct mlx5e_sq *);
915void	mlx5e_modify_tx_dma(struct mlx5e_priv *priv, uint8_t value);
916void	mlx5e_modify_rx_dma(struct mlx5e_priv *priv, uint8_t value);
917void	mlx5e_resume_sq(struct mlx5e_sq *sq);
918void	mlx5e_update_sq_inline(struct mlx5e_sq *sq);
919void	mlx5e_refresh_sq_inline(struct mlx5e_priv *priv);
920
921#endif					/* _MLX5_EN_H_ */
922