2 * Copyright (c) 2015-2019 Mellanox Technologies. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
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.
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
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>
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>
54 #include <sys/buf_ring.h>
55 #include <sys/kthread.h>
60 #include <net/rss_config.h>
61 #include <netinet/in_rss.h>
64 #include <machine/bus.h>
66 #include <dev/mlx5/driver.h>
67 #include <dev/mlx5/qp.h>
68 #include <dev/mlx5/cq.h>
69 #include <dev/mlx5/port.h>
70 #include <dev/mlx5/vport.h>
71 #include <dev/mlx5/diagnostics.h>
73 #include <dev/mlx5/mlx5_core/wq.h>
74 #include <dev/mlx5/mlx5_core/transobj.h>
75 #include <dev/mlx5/mlx5_core/mlx5_core.h>
77 #define MLX5E_MAX_PRIORITY 8
79 /* IEEE 802.1Qaz standard supported values */
80 #define IEEE_8021QAZ_MAX_TCS 8
82 #define MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE 0x7
83 #define MLX5E_PARAMS_DEFAULT_LOG_SQ_SIZE 0xa
84 #define MLX5E_PARAMS_MAXIMUM_LOG_SQ_SIZE 0xe
86 #define MLX5E_PARAMS_MINIMUM_LOG_RQ_SIZE 0x7
87 #define MLX5E_PARAMS_DEFAULT_LOG_RQ_SIZE 0xa
88 #define MLX5E_PARAMS_MAXIMUM_LOG_RQ_SIZE 0xe
90 #define MLX5E_MAX_BUSDMA_RX_SEGS 15
92 #ifndef MLX5E_MAX_RX_BYTES
93 #define MLX5E_MAX_RX_BYTES MCLBYTES
96 #define MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ \
97 MIN(65535, 7 * MLX5E_MAX_RX_BYTES)
99 #define MLX5E_DIM_DEFAULT_PROFILE 3
100 #define MLX5E_DIM_MAX_RX_CQ_MODERATION_PKTS_WITH_LRO 16
101 #define MLX5E_PARAMS_DEFAULT_RX_CQ_MODERATION_USEC 0x10
102 #define MLX5E_PARAMS_DEFAULT_RX_CQ_MODERATION_USEC_FROM_CQE 0x3
103 #define MLX5E_PARAMS_DEFAULT_RX_CQ_MODERATION_PKTS 0x20
104 #define MLX5E_PARAMS_DEFAULT_TX_CQ_MODERATION_USEC 0x10
105 #define MLX5E_PARAMS_DEFAULT_TX_CQ_MODERATION_PKTS 0x20
106 #define MLX5E_PARAMS_DEFAULT_MIN_RX_WQES 0x80
107 #define MLX5E_PARAMS_DEFAULT_RX_HASH_LOG_TBL_SZ 0x7
108 #define MLX5E_CACHELINE_SIZE CACHE_LINE_SIZE
109 #define MLX5E_HW2SW_MTU(hwmtu) \
110 ((hwmtu) - (ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN + ETHER_CRC_LEN))
111 #define MLX5E_SW2HW_MTU(swmtu) \
112 ((swmtu) + (ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN + ETHER_CRC_LEN))
113 #define MLX5E_SW2MB_MTU(swmtu) \
114 (MLX5E_SW2HW_MTU(swmtu) + MLX5E_NET_IP_ALIGN)
115 #define MLX5E_MTU_MIN 72 /* Min MTU allowed by the kernel */
116 #define MLX5E_MTU_MAX MIN(ETHERMTU_JUMBO, MJUM16BYTES) /* Max MTU of Ethernet
119 #define MLX5E_BUDGET_MAX 8192 /* RX and TX */
120 #define MLX5E_RX_BUDGET_MAX 256
121 #define MLX5E_SQ_BF_BUDGET 16
122 #define MLX5E_SQ_TX_QUEUE_SIZE 4096 /* SQ drbr queue size */
124 #define MLX5E_MAX_TX_NUM_TC 8 /* units */
125 #define MLX5E_MAX_TX_HEADER 128 /* bytes */
126 #define MLX5E_MAX_TX_PAYLOAD_SIZE 65536 /* bytes */
127 #define MLX5E_MAX_TX_MBUF_SIZE 65536 /* bytes */
128 #define MLX5E_MAX_TX_MBUF_FRAGS \
129 ((MLX5_SEND_WQE_MAX_WQEBBS * MLX5_SEND_WQEBB_NUM_DS) - \
130 (MLX5E_MAX_TX_HEADER / MLX5_SEND_WQE_DS) - \
131 1 /* the maximum value of the DS counter is 0x3F and not 0x40 */) /* units */
132 #define MLX5E_MAX_TX_INLINE \
133 (MLX5E_MAX_TX_HEADER - sizeof(struct mlx5e_tx_wqe) + \
134 sizeof(((struct mlx5e_tx_wqe *)0)->eth.inline_hdr_start)) /* bytes */
136 #define MLX5E_100MB (100000)
137 #define MLX5E_1GB (1000000)
139 MALLOC_DECLARE(M_MLX5EN);
141 struct mlx5_core_dev;
144 typedef void (mlx5e_cq_comp_t)(struct mlx5_core_cq *);
146 #define MLX5E_STATS_COUNT(a, ...) a
147 #define MLX5E_STATS_VAR(a, b, c, ...) b c;
148 #define MLX5E_STATS_DESC(a, b, c, d, e, ...) d, e,
150 #define MLX5E_VPORT_STATS(m) \
152 m(+1, u64, rx_packets, "rx_packets", "Received packets") \
153 m(+1, u64, rx_bytes, "rx_bytes", "Received bytes") \
154 m(+1, u64, tx_packets, "tx_packets", "Transmitted packets") \
155 m(+1, u64, tx_bytes, "tx_bytes", "Transmitted bytes") \
156 m(+1, u64, rx_error_packets, "rx_error_packets", "Received error packets") \
157 m(+1, u64, rx_error_bytes, "rx_error_bytes", "Received error bytes") \
158 m(+1, u64, tx_error_packets, "tx_error_packets", "Transmitted error packets") \
159 m(+1, u64, tx_error_bytes, "tx_error_bytes", "Transmitted error bytes") \
160 m(+1, u64, rx_unicast_packets, "rx_unicast_packets", "Received unicast packets") \
161 m(+1, u64, rx_unicast_bytes, "rx_unicast_bytes", "Received unicast bytes") \
162 m(+1, u64, tx_unicast_packets, "tx_unicast_packets", "Transmitted unicast packets") \
163 m(+1, u64, tx_unicast_bytes, "tx_unicast_bytes", "Transmitted unicast bytes") \
164 m(+1, u64, rx_multicast_packets, "rx_multicast_packets", "Received multicast packets") \
165 m(+1, u64, rx_multicast_bytes, "rx_multicast_bytes", "Received multicast bytes") \
166 m(+1, u64, tx_multicast_packets, "tx_multicast_packets", "Transmitted multicast packets") \
167 m(+1, u64, tx_multicast_bytes, "tx_multicast_bytes", "Transmitted multicast bytes") \
168 m(+1, u64, rx_broadcast_packets, "rx_broadcast_packets", "Received broadcast packets") \
169 m(+1, u64, rx_broadcast_bytes, "rx_broadcast_bytes", "Received broadcast bytes") \
170 m(+1, u64, tx_broadcast_packets, "tx_broadcast_packets", "Transmitted broadcast packets") \
171 m(+1, u64, tx_broadcast_bytes, "tx_broadcast_bytes", "Transmitted broadcast bytes") \
172 m(+1, u64, rx_out_of_buffer, "rx_out_of_buffer", "Receive out of buffer, no recv wqes events") \
174 m(+1, u64, tso_packets, "tso_packets", "Transmitted TSO packets") \
175 m(+1, u64, tso_bytes, "tso_bytes", "Transmitted TSO bytes") \
176 m(+1, u64, lro_packets, "lro_packets", "Received LRO packets") \
177 m(+1, u64, lro_bytes, "lro_bytes", "Received LRO bytes") \
178 m(+1, u64, sw_lro_queued, "sw_lro_queued", "Packets queued for SW LRO") \
179 m(+1, u64, sw_lro_flushed, "sw_lro_flushed", "Packets flushed from SW LRO") \
180 m(+1, u64, rx_csum_good, "rx_csum_good", "Received checksum valid packets") \
181 m(+1, u64, rx_csum_none, "rx_csum_none", "Received no checksum packets") \
182 m(+1, u64, tx_csum_offload, "tx_csum_offload", "Transmit checksum offload packets") \
183 m(+1, u64, tx_queue_dropped, "tx_queue_dropped", "Transmit queue dropped") \
184 m(+1, u64, tx_defragged, "tx_defragged", "Transmit queue defragged") \
185 m(+1, u64, rx_wqe_err, "rx_wqe_err", "Receive WQE errors") \
186 m(+1, u64, tx_jumbo_packets, "tx_jumbo_packets", "TX packets greater than 1518 octets") \
187 m(+1, u64, rx_steer_missed_packets, "rx_steer_missed_packets", "RX packets dropped by steering rule(s)")
189 #define MLX5E_VPORT_STATS_NUM (0 MLX5E_VPORT_STATS(MLX5E_STATS_COUNT))
191 struct mlx5e_vport_stats {
192 struct sysctl_ctx_list ctx;
194 MLX5E_VPORT_STATS(MLX5E_STATS_VAR)
197 #define MLX5E_PPORT_IEEE802_3_STATS(m) \
198 m(+1, u64, frames_tx, "frames_tx", "Frames transmitted") \
199 m(+1, u64, frames_rx, "frames_rx", "Frames received") \
200 m(+1, u64, check_seq_err, "check_seq_err", "Sequence errors") \
201 m(+1, u64, alignment_err, "alignment_err", "Alignment errors") \
202 m(+1, u64, octets_tx, "octets_tx", "Bytes transmitted") \
203 m(+1, u64, octets_received, "octets_received", "Bytes received") \
204 m(+1, u64, multicast_xmitted, "multicast_xmitted", "Multicast transmitted") \
205 m(+1, u64, broadcast_xmitted, "broadcast_xmitted", "Broadcast transmitted") \
206 m(+1, u64, multicast_rx, "multicast_rx", "Multicast received") \
207 m(+1, u64, broadcast_rx, "broadcast_rx", "Broadcast received") \
208 m(+1, u64, in_range_len_errors, "in_range_len_errors", "In range length errors") \
209 m(+1, u64, out_of_range_len, "out_of_range_len", "Out of range length errors") \
210 m(+1, u64, too_long_errors, "too_long_errors", "Too long errors") \
211 m(+1, u64, symbol_err, "symbol_err", "Symbol errors") \
212 m(+1, u64, mac_control_tx, "mac_control_tx", "MAC control transmitted") \
213 m(+1, u64, mac_control_rx, "mac_control_rx", "MAC control received") \
214 m(+1, u64, unsupported_op_rx, "unsupported_op_rx", "Unsupported operation received") \
215 m(+1, u64, pause_ctrl_rx, "pause_ctrl_rx", "Pause control received") \
216 m(+1, u64, pause_ctrl_tx, "pause_ctrl_tx", "Pause control transmitted")
218 #define MLX5E_PPORT_RFC2819_STATS(m) \
219 m(+1, u64, drop_events, "drop_events", "Dropped events") \
220 m(+1, u64, octets, "octets", "Octets") \
221 m(+1, u64, pkts, "pkts", "Packets") \
222 m(+1, u64, broadcast_pkts, "broadcast_pkts", "Broadcast packets") \
223 m(+1, u64, multicast_pkts, "multicast_pkts", "Multicast packets") \
224 m(+1, u64, crc_align_errors, "crc_align_errors", "CRC alignment errors") \
225 m(+1, u64, undersize_pkts, "undersize_pkts", "Undersized packets") \
226 m(+1, u64, oversize_pkts, "oversize_pkts", "Oversized packets") \
227 m(+1, u64, fragments, "fragments", "Fragments") \
228 m(+1, u64, jabbers, "jabbers", "Jabbers") \
229 m(+1, u64, collisions, "collisions", "Collisions")
231 #define MLX5E_PPORT_RFC2819_STATS_DEBUG(m) \
232 m(+1, u64, p64octets, "p64octets", "Bytes") \
233 m(+1, u64, p65to127octets, "p65to127octets", "Bytes") \
234 m(+1, u64, p128to255octets, "p128to255octets", "Bytes") \
235 m(+1, u64, p256to511octets, "p256to511octets", "Bytes") \
236 m(+1, u64, p512to1023octets, "p512to1023octets", "Bytes") \
237 m(+1, u64, p1024to1518octets, "p1024to1518octets", "Bytes") \
238 m(+1, u64, p1519to2047octets, "p1519to2047octets", "Bytes") \
239 m(+1, u64, p2048to4095octets, "p2048to4095octets", "Bytes") \
240 m(+1, u64, p4096to8191octets, "p4096to8191octets", "Bytes") \
241 m(+1, u64, p8192to10239octets, "p8192to10239octets", "Bytes")
243 #define MLX5E_PPORT_RFC2863_STATS_DEBUG(m) \
244 m(+1, u64, in_octets, "in_octets", "In octets") \
245 m(+1, u64, in_ucast_pkts, "in_ucast_pkts", "In unicast packets") \
246 m(+1, u64, in_discards, "in_discards", "In discards") \
247 m(+1, u64, in_errors, "in_errors", "In errors") \
248 m(+1, u64, in_unknown_protos, "in_unknown_protos", "In unknown protocols") \
249 m(+1, u64, out_octets, "out_octets", "Out octets") \
250 m(+1, u64, out_ucast_pkts, "out_ucast_pkts", "Out unicast packets") \
251 m(+1, u64, out_discards, "out_discards", "Out discards") \
252 m(+1, u64, out_errors, "out_errors", "Out errors") \
253 m(+1, u64, in_multicast_pkts, "in_multicast_pkts", "In multicast packets") \
254 m(+1, u64, in_broadcast_pkts, "in_broadcast_pkts", "In broadcast packets") \
255 m(+1, u64, out_multicast_pkts, "out_multicast_pkts", "Out multicast packets") \
256 m(+1, u64, out_broadcast_pkts, "out_broadcast_pkts", "Out broadcast packets")
258 #define MLX5E_PPORT_ETHERNET_EXTENDED_STATS_DEBUG(m) \
259 m(+1, u64, port_transmit_wait_high, "port_transmit_wait_high", "Port transmit wait high") \
260 m(+1, u64, ecn_marked, "ecn_marked", "ECN marked") \
261 m(+1, u64, no_buffer_discard_mc, "no_buffer_discard_mc", "No buffer discard mc") \
262 m(+1, u64, rx_ebp, "rx_ebp", "RX EBP") \
263 m(+1, u64, tx_ebp, "tx_ebp", "TX EBP") \
264 m(+1, u64, rx_buffer_almost_full, "rx_buffer_almost_full", "RX buffer almost full") \
265 m(+1, u64, rx_buffer_full, "rx_buffer_full", "RX buffer full") \
266 m(+1, u64, rx_icrc_encapsulated, "rx_icrc_encapsulated", "RX ICRC encapsulated") \
267 m(+1, u64, ex_reserved_0, "ex_reserved_0", "Reserved") \
268 m(+1, u64, ex_reserved_1, "ex_reserved_1", "Reserved") \
269 m(+1, u64, tx_stat_p64octets, "tx_stat_p64octets", "Bytes") \
270 m(+1, u64, tx_stat_p65to127octets, "tx_stat_p65to127octets", "Bytes") \
271 m(+1, u64, tx_stat_p128to255octets, "tx_stat_p128to255octets", "Bytes") \
272 m(+1, u64, tx_stat_p256to511octets, "tx_stat_p256to511octets", "Bytes") \
273 m(+1, u64, tx_stat_p512to1023octets, "tx_stat_p512to1023octets", "Bytes") \
274 m(+1, u64, tx_stat_p1024to1518octets, "tx_stat_p1024to1518octets", "Bytes") \
275 m(+1, u64, tx_stat_p1519to2047octets, "tx_stat_p1519to2047octets", "Bytes") \
276 m(+1, u64, tx_stat_p2048to4095octets, "tx_stat_p2048to4095octets", "Bytes") \
277 m(+1, u64, tx_stat_p4096to8191octets, "tx_stat_p4096to8191octets", "Bytes") \
278 m(+1, u64, tx_stat_p8192to10239octets, "tx_stat_p8192to10239octets", "Bytes")
280 #define MLX5E_PPORT_STATISTICAL_DEBUG(m) \
281 m(+1, u64, phy_time_since_last_clear, "phy_time_since_last_clear", \
282 "Time since last clear in milliseconds") \
283 m(+1, u64, phy_received_bits, "phy_received_bits", \
284 "Total amount of traffic received in bits before error correction") \
285 m(+1, u64, phy_symbol_errors, "phy_symbol_errors", \
286 "Total number of symbol errors before error correction") \
287 m(+1, u64, phy_corrected_bits, "phy_corrected_bits", \
288 "Total number of corrected bits ") \
289 m(+1, u64, phy_corrected_bits_lane0, "phy_corrected_bits_lane0", \
290 "Total number of corrected bits for lane 0") \
291 m(+1, u64, phy_corrected_bits_lane1, "phy_corrected_bits_lane1", \
292 "Total number of corrected bits for lane 1") \
293 m(+1, u64, phy_corrected_bits_lane2, "phy_corrected_bits_lane2", \
294 "Total number of corrected bits for lane 2") \
295 m(+1, u64, phy_corrected_bits_lane3, "phy_corrected_bits_lane3", \
296 "Total number of corrected bits for lane 3")
298 #define MLX5E_PPORT_PHYSICAL_LAYER_STATS_DEBUG(m) \
299 m(+1, u64, time_since_last_clear, "time_since_last_clear", \
300 "Time since the last counters clear event (msec)") \
301 m(+1, u64, symbol_errors, "symbol_errors", "Symbol errors") \
302 m(+1, u64, sync_headers_errors, "sync_headers_errors", \
303 "Sync header error counter") \
304 m(+1, u64, bip_errors_lane0, "edpl_bip_errors_lane0", \
305 "Indicates the number of PRBS errors on lane 0") \
306 m(+1, u64, bip_errors_lane1, "edpl_bip_errors_lane1", \
307 "Indicates the number of PRBS errors on lane 1") \
308 m(+1, u64, bip_errors_lane2, "edpl_bip_errors_lane2", \
309 "Indicates the number of PRBS errors on lane 2") \
310 m(+1, u64, bip_errors_lane3, "edpl_bip_errors_lane3", \
311 "Indicates the number of PRBS errors on lane 3") \
312 m(+1, u64, fc_corrected_blocks_lane0, "fc_corrected_blocks_lane0", \
313 "FEC correctable block counter lane 0") \
314 m(+1, u64, fc_corrected_blocks_lane1, "fc_corrected_blocks_lane1", \
315 "FEC correctable block counter lane 1") \
316 m(+1, u64, fc_corrected_blocks_lane2, "fc_corrected_blocks_lane2", \
317 "FEC correctable block counter lane 2") \
318 m(+1, u64, fc_corrected_blocks_lane3, "fc_corrected_blocks_lane3", \
319 "FEC correctable block counter lane 3") \
320 m(+1, u64, rs_corrected_blocks, "rs_corrected_blocks", \
321 "FEC correcable block counter") \
322 m(+1, u64, rs_uncorrectable_blocks, "rs_uncorrectable_blocks", \
323 "FEC uncorrecable block counter") \
324 m(+1, u64, rs_no_errors_blocks, "rs_no_errors_blocks", \
325 "The number of RS-FEC blocks received that had no errors") \
326 m(+1, u64, rs_single_error_blocks, "rs_single_error_blocks", \
327 "The number of corrected RS-FEC blocks received that had" \
328 "exactly 1 error symbol") \
329 m(+1, u64, rs_corrected_symbols_total, "rs_corrected_symbols_total", \
330 "Port FEC corrected symbol counter") \
331 m(+1, u64, rs_corrected_symbols_lane0, "rs_corrected_symbols_lane0", \
332 "FEC corrected symbol counter lane 0") \
333 m(+1, u64, rs_corrected_symbols_lane1, "rs_corrected_symbols_lane1", \
334 "FEC corrected symbol counter lane 1") \
335 m(+1, u64, rs_corrected_symbols_lane2, "rs_corrected_symbols_lane2", \
336 "FEC corrected symbol counter lane 2") \
337 m(+1, u64, rs_corrected_symbols_lane3, "rs_corrected_symbols_lane3", \
338 "FEC corrected symbol counter lane 3")
340 /* Per priority statistics for PFC */
341 #define MLX5E_PPORT_PER_PRIO_STATS_SUB(m,n,p) \
342 m(n, p, +1, u64, rx_octets, "rx_octets", "Received octets") \
343 m(n, p, +1, u64, reserved_0, "reserved_0", "Reserved") \
344 m(n, p, +1, u64, reserved_1, "reserved_1", "Reserved") \
345 m(n, p, +1, u64, reserved_2, "reserved_2", "Reserved") \
346 m(n, p, +1, u64, rx_frames, "rx_frames", "Received frames") \
347 m(n, p, +1, u64, tx_octets, "tx_octets", "Transmitted octets") \
348 m(n, p, +1, u64, reserved_3, "reserved_3", "Reserved") \
349 m(n, p, +1, u64, reserved_4, "reserved_4", "Reserved") \
350 m(n, p, +1, u64, reserved_5, "reserved_5", "Reserved") \
351 m(n, p, +1, u64, tx_frames, "tx_frames", "Transmitted frames") \
352 m(n, p, +1, u64, rx_pause, "rx_pause", "Received pause frames") \
353 m(n, p, +1, u64, rx_pause_duration, "rx_pause_duration", \
354 "Received pause duration") \
355 m(n, p, +1, u64, tx_pause, "tx_pause", "Transmitted pause frames") \
356 m(n, p, +1, u64, tx_pause_duration, "tx_pause_duration", \
357 "Transmitted pause duration") \
358 m(n, p, +1, u64, rx_pause_transition, "rx_pause_transition", \
359 "Received pause transitions") \
360 m(n, p, +1, u64, rx_discards, "rx_discards", "Discarded received frames") \
361 m(n, p, +1, u64, device_stall_minor_watermark, \
362 "device_stall_minor_watermark", "Device stall minor watermark") \
363 m(n, p, +1, u64, device_stall_critical_watermark, \
364 "device_stall_critical_watermark", "Device stall critical watermark")
366 #define MLX5E_PPORT_PER_PRIO_STATS_PREFIX(m,p,c,t,f,s,d) \
367 m(c, t, pri_##p##_##f, "prio" #p "_" s, "Priority " #p " - " d)
369 #define MLX5E_PPORT_PER_PRIO_STATS_NUM_PRIO 8
371 #define MLX5E_PPORT_PER_PRIO_STATS(m) \
372 MLX5E_PPORT_PER_PRIO_STATS_SUB(MLX5E_PPORT_PER_PRIO_STATS_PREFIX,m,0) \
373 MLX5E_PPORT_PER_PRIO_STATS_SUB(MLX5E_PPORT_PER_PRIO_STATS_PREFIX,m,1) \
374 MLX5E_PPORT_PER_PRIO_STATS_SUB(MLX5E_PPORT_PER_PRIO_STATS_PREFIX,m,2) \
375 MLX5E_PPORT_PER_PRIO_STATS_SUB(MLX5E_PPORT_PER_PRIO_STATS_PREFIX,m,3) \
376 MLX5E_PPORT_PER_PRIO_STATS_SUB(MLX5E_PPORT_PER_PRIO_STATS_PREFIX,m,4) \
377 MLX5E_PPORT_PER_PRIO_STATS_SUB(MLX5E_PPORT_PER_PRIO_STATS_PREFIX,m,5) \
378 MLX5E_PPORT_PER_PRIO_STATS_SUB(MLX5E_PPORT_PER_PRIO_STATS_PREFIX,m,6) \
379 MLX5E_PPORT_PER_PRIO_STATS_SUB(MLX5E_PPORT_PER_PRIO_STATS_PREFIX,m,7)
381 #define MLX5E_PCIE_PERFORMANCE_COUNTERS_64(m) \
382 m(+1, u64, life_time_counter_high, "life_time_counter", \
383 "Life time counter.", pcie_perf_counters) \
384 m(+1, u64, tx_overflow_buffer_pkt, "tx_overflow_buffer_pkt", \
385 "The number of packets dropped due to lack of PCIe buffers " \
386 "in receive path from NIC port toward the hosts.", \
387 pcie_perf_counters) \
388 m(+1, u64, tx_overflow_buffer_marked_pkt, \
389 "tx_overflow_buffer_marked_pkt", \
390 "The number of packets marked due to lack of PCIe buffers " \
391 "in receive path from NIC port toward the hosts.", \
394 #define MLX5E_PCIE_PERFORMANCE_COUNTERS_32(m) \
395 m(+1, u64, rx_errors, "rx_errors", \
396 "Number of transitions to recovery due to Framing " \
397 "errors and CRC errors.", pcie_perf_counters) \
398 m(+1, u64, tx_errors, "tx_errors", "Number of transitions " \
399 "to recovery due to EIEOS and TS errors.", pcie_perf_counters) \
400 m(+1, u64, l0_to_recovery_eieos, "l0_to_recovery_eieos", "Number of " \
401 "transitions to recovery due to getting EIEOS.", pcie_perf_counters)\
402 m(+1, u64, l0_to_recovery_ts, "l0_to_recovery_ts", "Number of " \
403 "transitions to recovery due to getting TS.", pcie_perf_counters) \
404 m(+1, u64, l0_to_recovery_framing, "l0_to_recovery_framing", "Number "\
405 "of transitions to recovery due to identifying framing " \
406 "errors at gen3/4.", pcie_perf_counters) \
407 m(+1, u64, l0_to_recovery_retrain, "l0_to_recovery_retrain", \
408 "Number of transitions to recovery due to link retrain request " \
409 "from data link.", pcie_perf_counters) \
410 m(+1, u64, crc_error_dllp, "crc_error_dllp", "Number of transitions " \
411 "to recovery due to identifying CRC DLLP errors.", \
412 pcie_perf_counters) \
413 m(+1, u64, crc_error_tlp, "crc_error_tlp", "Number of transitions to "\
414 "recovery due to identifying CRC TLP errors.", pcie_perf_counters) \
415 m(+1, u64, outbound_stalled_reads, "outbound_stalled_reads", \
416 "The percentage of time within the last second that the NIC had " \
417 "outbound non-posted read requests but could not perform the " \
418 "operation due to insufficient non-posted credits.", \
419 pcie_perf_counters) \
420 m(+1, u64, outbound_stalled_writes, "outbound_stalled_writes", \
421 "The percentage of time within the last second that the NIC had " \
422 "outbound posted writes requests but could not perform the " \
423 "operation due to insufficient posted credits.", \
424 pcie_perf_counters) \
425 m(+1, u64, outbound_stalled_reads_events, \
426 "outbound_stalled_reads_events", "The number of events where " \
427 "outbound_stalled_reads was above a threshold.", \
428 pcie_perf_counters) \
429 m(+1, u64, outbound_stalled_writes_events, \
430 "outbound_stalled_writes_events", \
431 "The number of events where outbound_stalled_writes was above " \
432 "a threshold.", pcie_perf_counters)
434 #define MLX5E_PCIE_TIMERS_AND_STATES_COUNTERS_32(m) \
435 m(+1, u64, time_to_boot_image_start, "time_to_boot_image_start", \
436 "Time from start until FW boot image starts running in usec.", \
437 pcie_timers_states) \
438 m(+1, u64, time_to_link_image, "time_to_link_image", \
439 "Time from start until FW pci_link image starts running in usec.", \
440 pcie_timers_states) \
441 m(+1, u64, calibration_time, "calibration_time", \
442 "Time it took FW to do calibration in usec.", \
443 pcie_timers_states) \
444 m(+1, u64, time_to_first_perst, "time_to_first_perst", \
445 "Time form start until FW handle first perst. in usec.", \
446 pcie_timers_states) \
447 m(+1, u64, time_to_detect_state, "time_to_detect_state", \
448 "Time from start until first transition to LTSSM.Detect_Q in usec", \
449 pcie_timers_states) \
450 m(+1, u64, time_to_l0, "time_to_l0", \
451 "Time from start until first transition to LTSSM.L0 in usec", \
452 pcie_timers_states) \
453 m(+1, u64, time_to_crs_en, "time_to_crs_en", \
454 "Time from start until crs is enabled in usec", \
455 pcie_timers_states) \
456 m(+1, u64, time_to_plastic_image_start, "time_to_plastic_image_start",\
457 "Time form start until FW plastic image starts running in usec.", \
458 pcie_timers_states) \
459 m(+1, u64, time_to_iron_image_start, "time_to_iron_image_start", \
460 "Time form start until FW iron image starts running in usec.", \
461 pcie_timers_states) \
462 m(+1, u64, perst_handler, "perst_handler", \
463 "Number of persts arrived.", pcie_timers_states) \
464 m(+1, u64, times_in_l1, "times_in_l1", \
465 "Number of times LTSSM entered L1 flow.", pcie_timers_states) \
466 m(+1, u64, times_in_l23, "times_in_l23", \
467 "Number of times LTSSM entered L23 flow.", pcie_timers_states) \
468 m(+1, u64, dl_down, "dl_down", \
469 "Number of moves for DL_active to DL_down.", pcie_timers_states) \
470 m(+1, u64, config_cycle1usec, "config_cycle1usec", \
471 "Number of configuration requests that firmware " \
472 "handled in less than 1 usec.", pcie_timers_states) \
473 m(+1, u64, config_cycle2to7usec, "config_cycle2to7usec", \
474 "Number of configuration requests that firmware " \
475 "handled within 2 to 7 usec.", pcie_timers_states) \
476 m(+1, u64, config_cycle8to15usec, "config_cycle8to15usec", \
477 "Number of configuration requests that firmware " \
478 "handled within 8 to 15 usec.", pcie_timers_states) \
479 m(+1, u64, config_cycle16to63usec, "config_cycle16to63usec", \
480 "Number of configuration requests that firmware " \
481 "handled within 16 to 63 usec.", pcie_timers_states) \
482 m(+1, u64, config_cycle64usec, "config_cycle64usec", \
483 "Number of configuration requests that firmware " \
484 "handled took more than 64 usec.", pcie_timers_states) \
485 m(+1, u64, correctable_err_msg_sent, "correctable_err_msg_sent", \
486 "Number of correctable error messages sent.", pcie_timers_states) \
487 m(+1, u64, non_fatal_err_msg_sent, "non_fatal_err_msg_sent", \
488 "Number of non-Fatal error msg sent.", pcie_timers_states) \
489 m(+1, u64, fatal_err_msg_sent, "fatal_err_msg_sent", \
490 "Number of fatal error msg sent.", pcie_timers_states)
492 #define MLX5E_PCIE_LANE_COUNTERS_32(m) \
493 m(+1, u64, error_counter_lane0, "error_counter_lane0", \
494 "Error counter for PCI lane 0", pcie_lanes_counters) \
495 m(+1, u64, error_counter_lane1, "error_counter_lane1", \
496 "Error counter for PCI lane 1", pcie_lanes_counters) \
497 m(+1, u64, error_counter_lane2, "error_counter_lane2", \
498 "Error counter for PCI lane 2", pcie_lanes_counters) \
499 m(+1, u64, error_counter_lane3, "error_counter_lane3", \
500 "Error counter for PCI lane 3", pcie_lanes_counters) \
501 m(+1, u64, error_counter_lane4, "error_counter_lane4", \
502 "Error counter for PCI lane 4", pcie_lanes_counters) \
503 m(+1, u64, error_counter_lane5, "error_counter_lane5", \
504 "Error counter for PCI lane 5", pcie_lanes_counters) \
505 m(+1, u64, error_counter_lane6, "error_counter_lane6", \
506 "Error counter for PCI lane 6", pcie_lanes_counters) \
507 m(+1, u64, error_counter_lane7, "error_counter_lane7", \
508 "Error counter for PCI lane 7", pcie_lanes_counters) \
509 m(+1, u64, error_counter_lane8, "error_counter_lane8", \
510 "Error counter for PCI lane 8", pcie_lanes_counters) \
511 m(+1, u64, error_counter_lane9, "error_counter_lane9", \
512 "Error counter for PCI lane 9", pcie_lanes_counters) \
513 m(+1, u64, error_counter_lane10, "error_counter_lane10", \
514 "Error counter for PCI lane 10", pcie_lanes_counters) \
515 m(+1, u64, error_counter_lane11, "error_counter_lane11", \
516 "Error counter for PCI lane 11", pcie_lanes_counters) \
517 m(+1, u64, error_counter_lane12, "error_counter_lane12", \
518 "Error counter for PCI lane 12", pcie_lanes_counters) \
519 m(+1, u64, error_counter_lane13, "error_counter_lane13", \
520 "Error counter for PCI lane 13", pcie_lanes_counters) \
521 m(+1, u64, error_counter_lane14, "error_counter_lane14", \
522 "Error counter for PCI lane 14", pcie_lanes_counters) \
523 m(+1, u64, error_counter_lane15, "error_counter_lane15", \
524 "Error counter for PCI lane 15", pcie_lanes_counters)
527 * Make sure to update mlx5e_update_pport_counters()
528 * when adding a new MLX5E_PPORT_STATS block
530 #define MLX5E_PPORT_STATS(m) \
531 MLX5E_PPORT_PER_PRIO_STATS(m) \
532 MLX5E_PPORT_IEEE802_3_STATS(m) \
533 MLX5E_PPORT_RFC2819_STATS(m)
535 #define MLX5E_PORT_STATS_DEBUG(m) \
536 MLX5E_PPORT_RFC2819_STATS_DEBUG(m) \
537 MLX5E_PPORT_RFC2863_STATS_DEBUG(m) \
538 MLX5E_PPORT_PHYSICAL_LAYER_STATS_DEBUG(m) \
539 MLX5E_PPORT_ETHERNET_EXTENDED_STATS_DEBUG(m) \
540 MLX5E_PPORT_STATISTICAL_DEBUG(m) \
541 MLX5E_PCIE_PERFORMANCE_COUNTERS_64(m) \
542 MLX5E_PCIE_PERFORMANCE_COUNTERS_32(m) \
543 MLX5E_PCIE_TIMERS_AND_STATES_COUNTERS_32(m) \
544 MLX5E_PCIE_LANE_COUNTERS_32(m)
546 #define MLX5E_PPORT_IEEE802_3_STATS_NUM \
547 (0 MLX5E_PPORT_IEEE802_3_STATS(MLX5E_STATS_COUNT))
548 #define MLX5E_PPORT_RFC2819_STATS_NUM \
549 (0 MLX5E_PPORT_RFC2819_STATS(MLX5E_STATS_COUNT))
550 #define MLX5E_PPORT_STATS_NUM \
551 (0 MLX5E_PPORT_STATS(MLX5E_STATS_COUNT))
553 #define MLX5E_PPORT_PER_PRIO_STATS_NUM \
554 (0 MLX5E_PPORT_PER_PRIO_STATS(MLX5E_STATS_COUNT))
555 #define MLX5E_PPORT_RFC2819_STATS_DEBUG_NUM \
556 (0 MLX5E_PPORT_RFC2819_STATS_DEBUG(MLX5E_STATS_COUNT))
557 #define MLX5E_PPORT_RFC2863_STATS_DEBUG_NUM \
558 (0 MLX5E_PPORT_RFC2863_STATS_DEBUG(MLX5E_STATS_COUNT))
559 #define MLX5E_PPORT_PHYSICAL_LAYER_STATS_DEBUG_NUM \
560 (0 MLX5E_PPORT_PHYSICAL_LAYER_STATS_DEBUG(MLX5E_STATS_COUNT))
561 #define MLX5E_PPORT_ETHERNET_EXTENDED_STATS_DEBUG_NUM \
562 (0 MLX5E_PPORT_ETHERNET_EXTENDED_STATS_DEBUG(MLX5E_STATS_COUNT))
563 #define MLX5E_PPORT_STATISTICAL_DEBUG_NUM \
564 (0 MLX5E_PPORT_STATISTICAL_DEBUG(MLX5E_STATS_COUNT))
565 #define MLX5E_PORT_STATS_DEBUG_NUM \
566 (0 MLX5E_PORT_STATS_DEBUG(MLX5E_STATS_COUNT))
568 struct mlx5e_pport_stats {
569 struct sysctl_ctx_list ctx;
571 MLX5E_PPORT_STATS(MLX5E_STATS_VAR)
574 struct mlx5e_port_stats_debug {
575 struct sysctl_ctx_list ctx;
577 MLX5E_PORT_STATS_DEBUG(MLX5E_STATS_VAR)
580 #define MLX5E_RQ_STATS(m) \
581 m(+1, u64, packets, "packets", "Received packets") \
582 m(+1, u64, bytes, "bytes", "Received bytes") \
583 m(+1, u64, csum_none, "csum_none", "Received packets") \
584 m(+1, u64, lro_packets, "lro_packets", "Received LRO packets") \
585 m(+1, u64, lro_bytes, "lro_bytes", "Received LRO bytes") \
586 m(+1, u64, sw_lro_queued, "sw_lro_queued", "Packets queued for SW LRO") \
587 m(+1, u64, sw_lro_flushed, "sw_lro_flushed", "Packets flushed from SW LRO") \
588 m(+1, u64, wqe_err, "wqe_err", "Received packets")
590 #define MLX5E_RQ_STATS_NUM (0 MLX5E_RQ_STATS(MLX5E_STATS_COUNT))
592 struct mlx5e_rq_stats {
593 struct sysctl_ctx_list ctx;
595 MLX5E_RQ_STATS(MLX5E_STATS_VAR)
598 #define MLX5E_SQ_STATS(m) \
599 m(+1, u64, packets, "packets", "Transmitted packets") \
600 m(+1, u64, bytes, "bytes", "Transmitted bytes") \
601 m(+1, u64, tso_packets, "tso_packets", "Transmitted packets") \
602 m(+1, u64, tso_bytes, "tso_bytes", "Transmitted bytes") \
603 m(+1, u64, csum_offload_none, "csum_offload_none", "Transmitted packets") \
604 m(+1, u64, defragged, "defragged", "Transmitted packets") \
605 m(+1, u64, dropped, "dropped", "Transmitted packets") \
606 m(+1, u64, nop, "nop", "Transmitted packets")
608 #define MLX5E_SQ_STATS_NUM (0 MLX5E_SQ_STATS(MLX5E_STATS_COUNT))
610 struct mlx5e_sq_stats {
611 struct sysctl_ctx_list ctx;
613 MLX5E_SQ_STATS(MLX5E_STATS_VAR)
617 struct mlx5e_vport_stats vport;
618 struct mlx5e_pport_stats pport;
619 struct mlx5e_port_stats_debug port_stats_debug;
622 struct mlx5e_rq_param {
623 u32 rqc [MLX5_ST_SZ_DW(rqc)];
624 struct mlx5_wq_param wq;
627 struct mlx5e_sq_param {
628 u32 sqc [MLX5_ST_SZ_DW(sqc)];
629 struct mlx5_wq_param wq;
632 struct mlx5e_cq_param {
633 u32 cqc [MLX5_ST_SZ_DW(cqc)];
634 struct mlx5_wq_param wq;
637 struct mlx5e_params {
641 u8 default_vlan_prio;
643 u8 rx_cq_moderation_mode;
644 u8 tx_cq_moderation_mode;
645 u16 rx_cq_moderation_usec;
646 u16 rx_cq_moderation_pkts;
647 u16 tx_cq_moderation_usec;
648 u16 tx_cq_moderation_pkts;
653 u16 rx_hash_log_tbl_sz;
654 u32 tx_pauseframe_control __aligned(4);
655 u32 rx_pauseframe_control __aligned(4);
657 u8 tx_min_inline_mode;
658 u8 tx_priority_flow_control;
659 u8 rx_priority_flow_control;
663 #define MLX5E_PARAMS(m) \
664 m(+1, u64, tx_queue_size_max, "tx_queue_size_max", "Max send queue size") \
665 m(+1, u64, rx_queue_size_max, "rx_queue_size_max", "Max receive queue size") \
666 m(+1, u64, tx_queue_size, "tx_queue_size", "Default send queue size") \
667 m(+1, u64, rx_queue_size, "rx_queue_size", "Default receive queue size") \
668 m(+1, u64, channels, "channels", "Default number of channels") \
669 m(+1, u64, channels_rsss, "channels_rsss", "Default channels receive side scaling stride") \
670 m(+1, u64, coalesce_usecs_max, "coalesce_usecs_max", "Maximum usecs for joining packets") \
671 m(+1, u64, coalesce_pkts_max, "coalesce_pkts_max", "Maximum packets to join") \
672 m(+1, u64, rx_coalesce_usecs, "rx_coalesce_usecs", "Limit in usec for joining rx packets") \
673 m(+1, u64, rx_coalesce_pkts, "rx_coalesce_pkts", "Maximum number of rx packets to join") \
674 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") \
675 m(+1, u64, tx_coalesce_usecs, "tx_coalesce_usecs", "Limit in usec for joining tx packets") \
676 m(+1, u64, tx_coalesce_pkts, "tx_coalesce_pkts", "Maximum number of tx packets to join") \
677 m(+1, u64, tx_coalesce_mode, "tx_coalesce_mode", "0: EQE mode 1: CQE mode") \
678 m(+1, u64, tx_completion_fact, "tx_completion_fact", "1..MAX: Completion event ratio") \
679 m(+1, u64, tx_completion_fact_max, "tx_completion_fact_max", "Maximum completion event ratio") \
680 m(+1, u64, hw_lro, "hw_lro", "set to enable hw_lro") \
681 m(+1, u64, cqe_zipping, "cqe_zipping", "0 : CQE zipping disabled") \
682 m(+1, u64, modify_tx_dma, "modify_tx_dma", "0: Enable TX 1: Disable TX") \
683 m(+1, u64, modify_rx_dma, "modify_rx_dma", "0: Enable RX 1: Disable RX") \
684 m(+1, u64, diag_pci_enable, "diag_pci_enable", "0: Disabled 1: Enabled") \
685 m(+1, u64, diag_general_enable, "diag_general_enable", "0: Disabled 1: Enabled") \
686 m(+1, u64, hw_mtu, "hw_mtu", "Current hardware MTU value") \
687 m(+1, u64, mc_local_lb, "mc_local_lb", "0: Local multicast loopback enabled 1: Disabled") \
688 m(+1, u64, uc_local_lb, "uc_local_lb", "0: Local unicast loopback enabled 1: Disabled")
690 #define MLX5E_PARAMS_NUM (0 MLX5E_PARAMS(MLX5E_STATS_COUNT))
692 struct mlx5e_params_ethtool {
694 MLX5E_PARAMS(MLX5E_STATS_VAR)
695 u64 max_bw_value[IEEE_8021QAZ_MAX_TCS];
696 u8 max_bw_share[IEEE_8021QAZ_MAX_TCS];
697 u8 prio_tc[MLX5E_MAX_PRIORITY];
698 u8 dscp2prio[MLX5_MAX_SUPPORTED_DSCP];
702 /* EEPROM Standards for plug in modules */
703 #ifndef MLX5E_ETH_MODULE_SFF_8472
704 #define MLX5E_ETH_MODULE_SFF_8472 0x1
705 #define MLX5E_ETH_MODULE_SFF_8472_LEN 128
708 #ifndef MLX5E_ETH_MODULE_SFF_8636
709 #define MLX5E_ETH_MODULE_SFF_8636 0x2
710 #define MLX5E_ETH_MODULE_SFF_8636_LEN 256
713 #ifndef MLX5E_ETH_MODULE_SFF_8436
714 #define MLX5E_ETH_MODULE_SFF_8436 0x3
715 #define MLX5E_ETH_MODULE_SFF_8436_LEN 256
718 /* EEPROM I2C Addresses */
719 #define MLX5E_I2C_ADDR_LOW 0x50
720 #define MLX5E_I2C_ADDR_HIGH 0x51
722 #define MLX5E_EEPROM_LOW_PAGE 0x0
723 #define MLX5E_EEPROM_HIGH_PAGE 0x3
725 #define MLX5E_EEPROM_HIGH_PAGE_OFFSET 128
726 #define MLX5E_EEPROM_PAGE_LENGTH 256
728 #define MLX5E_EEPROM_INFO_BYTES 0x3
731 /* data path - accessed per cqe */
734 /* data path - accessed per HW polling */
735 struct mlx5_core_cq mcq;
738 struct mlx5e_priv *priv;
739 struct mlx5_wq_ctrl wq_ctrl;
740 } __aligned(MLX5E_CACHELINE_SIZE);
742 struct mlx5e_rq_mbuf {
743 bus_dmamap_t dma_map;
750 struct mlx5_wq_ll wq;
752 bus_dma_tag_t dma_tag;
755 struct mlx5e_rq_mbuf *mbuf;
757 struct mlx5e_rq_stats stats;
760 volatile int enabled;
763 /* Dynamic Interrupt Moderation */
767 struct mlx5_wq_ctrl wq_ctrl;
769 struct mlx5e_channel *channel;
770 struct callout watchdog;
771 } __aligned(MLX5E_CACHELINE_SIZE);
773 struct mlx5e_sq_mbuf {
774 bus_dmamap_t dma_map;
785 struct mlx5e_snd_tag {
786 struct m_snd_tag m_snd_tag; /* send tag */
787 u32 type; /* tag type */
793 bus_dma_tag_t dma_tag;
794 struct mtx comp_lock;
796 /* dirtied @completion */
800 u16 pc __aligned(MLX5E_CACHELINE_SIZE);
802 u16 cev_counter; /* completion event counter */
803 u16 cev_factor; /* completion event factor */
804 u16 cev_next_state; /* next completion event state */
805 #define MLX5E_CEV_STATE_INITIAL 0 /* timer not started */
806 #define MLX5E_CEV_STATE_SEND_NOPS 1 /* send NOPs */
807 #define MLX5E_CEV_STATE_HOLD_NOPS 2 /* don't send NOPs yet */
808 u16 running; /* set if SQ is running */
809 struct callout cev_callout;
814 struct mlx5e_sq_stats stats;
818 /* pointers to per packet info: write@xmit, read@completion */
819 struct mlx5e_sq_mbuf *mbuf;
823 struct mlx5_wq_cyc wq;
832 #define MLX5E_INSERT_VLAN 1
833 #define MLX5E_INSERT_NON_VLAN 2
836 struct mlx5_wq_ctrl wq_ctrl;
837 struct mlx5e_priv *priv;
839 } __aligned(MLX5E_CACHELINE_SIZE);
842 mlx5e_sq_has_room_for(struct mlx5e_sq *sq, u16 n)
847 return ((sq->wq.sz_m1 & (cc - pc)) >= n || cc == pc);
851 mlx5e_sq_queue_level(struct mlx5e_sq *sq)
862 return (((sq->wq.sz_m1 & (pc - cc)) *
863 IF_SND_QUEUE_LEVEL_MAX) / sq->wq.sz_m1);
866 struct mlx5e_channel {
869 struct mlx5e_snd_tag tag;
870 struct mlx5e_sq sq[MLX5E_MAX_TX_NUM_TC];
875 struct mlx5e_priv *priv;
878 } __aligned(MLX5E_CACHELINE_SIZE);
880 enum mlx5e_traffic_types {
885 MLX5E_TT_IPV4_IPSEC_AH,
886 MLX5E_TT_IPV6_IPSEC_AH,
887 MLX5E_TT_IPV4_IPSEC_ESP,
888 MLX5E_TT_IPV6_IPSEC_ESP,
896 MLX5E_RQT_SPREADING = 0,
897 MLX5E_RQT_DEFAULT_RQ = 1,
901 struct mlx5_flow_rule;
903 struct mlx5e_eth_addr_info {
904 u8 addr [ETH_ALEN + 2];
906 /* flow table rule per traffic type */
907 struct mlx5_flow_rule *ft_rule[MLX5E_NUM_TT];
910 #define MLX5E_ETH_ADDR_HASH_SIZE (1 << BITS_PER_BYTE)
912 struct mlx5e_eth_addr_hash_node;
914 struct mlx5e_eth_addr_hash_head {
915 struct mlx5e_eth_addr_hash_node *lh_first;
918 struct mlx5e_eth_addr_db {
919 struct mlx5e_eth_addr_hash_head if_uc[MLX5E_ETH_ADDR_HASH_SIZE];
920 struct mlx5e_eth_addr_hash_head if_mc[MLX5E_ETH_ADDR_HASH_SIZE];
921 struct mlx5e_eth_addr_info broadcast;
922 struct mlx5e_eth_addr_info allmulti;
923 struct mlx5e_eth_addr_info promisc;
924 bool broadcast_enabled;
925 bool allmulti_enabled;
926 bool promisc_enabled;
930 MLX5E_STATE_ASYNC_EVENTS_ENABLE,
935 MLX5_BW_NO_LIMIT = 0,
936 MLX5_100_MBPS_UNIT = 3,
940 struct mlx5e_vlan_db {
941 unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
942 struct mlx5_flow_rule *active_vlans_ft_rule[VLAN_N_VID];
943 struct mlx5_flow_rule *untagged_ft_rule;
944 struct mlx5_flow_rule *any_cvlan_ft_rule;
945 struct mlx5_flow_rule *any_svlan_ft_rule;
946 bool filter_disabled;
949 struct mlx5e_flow_table {
951 struct mlx5_flow_table *t;
952 struct mlx5_flow_group **g;
955 struct mlx5e_flow_tables {
956 struct mlx5_flow_namespace *ns;
957 struct mlx5e_flow_table vlan;
958 struct mlx5e_flow_table main;
959 struct mlx5e_flow_table inner_rss;
966 #define MLX5E_TSTMP_PREC 10
968 struct mlx5e_clbr_point {
971 uint64_t clbr_hw_prev;
972 uint64_t clbr_hw_curr;
977 struct mlx5_core_dev *mdev; /* must be first */
979 /* priv data path fields - start */
980 int order_base_2_num_channels;
981 int queue_mapping_channel_mask;
983 int default_vlan_prio;
984 /* priv data path fields - end */
988 #define PRIV_LOCK(priv) sx_xlock(&(priv)->state_lock)
989 #define PRIV_UNLOCK(priv) sx_xunlock(&(priv)->state_lock)
990 #define PRIV_LOCKED(priv) sx_xlocked(&(priv)->state_lock)
991 struct sx state_lock; /* Protects Interface state */
992 struct mlx5_uar cq_uar;
995 struct mlx5_core_mr mr;
996 volatile unsigned int channel_refs;
998 u32 tisn[MLX5E_MAX_TX_NUM_TC];
1000 u32 tirn[MLX5E_NUM_TT];
1002 struct mlx5e_flow_tables fts;
1003 struct mlx5e_eth_addr_db eth_addr;
1004 struct mlx5e_vlan_db vlan;
1006 struct mlx5e_params params;
1007 struct mlx5e_params_ethtool params_ethtool;
1008 union mlx5_core_pci_diagnostics params_pci;
1009 union mlx5_core_general_diagnostics params_general;
1010 struct mtx async_events_mtx; /* sync hw events */
1011 struct work_struct update_stats_work;
1012 struct work_struct update_carrier_work;
1013 struct work_struct set_rx_mode_work;
1014 MLX5_DECLARE_DOORBELL_LOCK(doorbell_lock)
1017 struct sysctl_ctx_list sysctl_ctx;
1018 struct sysctl_oid *sysctl_ifnet;
1019 struct sysctl_oid *sysctl_hw;
1021 struct mlx5e_stats stats;
1024 struct workqueue_struct *wq;
1026 eventhandler_tag vlan_detach;
1027 eventhandler_tag vlan_attach;
1028 struct ifmedia media;
1029 int media_status_last;
1030 int media_active_last;
1032 struct callout watchdog;
1034 struct mlx5e_rl_priv_data rl;
1037 struct callout tstmp_clbr;
1040 struct mlx5e_clbr_point clbr_points[2];
1043 struct pfil_head *pfil;
1044 struct mlx5e_channel channel[];
1047 #define MLX5E_NET_IP_ALIGN 2
1049 struct mlx5e_tx_wqe {
1050 struct mlx5_wqe_ctrl_seg ctrl;
1051 struct mlx5_wqe_eth_seg eth;
1054 struct mlx5e_rx_wqe {
1055 struct mlx5_wqe_srq_next_seg next;
1056 struct mlx5_wqe_data_seg data[];
1059 /* the size of the structure above must be power of two */
1060 CTASSERT(powerof2(sizeof(struct mlx5e_rx_wqe)));
1062 struct mlx5e_eeprom {
1074 #define MLX5E_FLD_MAX(typ, fld) ((1ULL << __mlx5_bit_sz(typ, fld)) - 1ULL)
1076 int mlx5e_xmit(struct ifnet *, struct mbuf *);
1078 int mlx5e_open_locked(struct ifnet *);
1079 int mlx5e_close_locked(struct ifnet *);
1081 void mlx5e_cq_error_event(struct mlx5_core_cq *mcq, int event);
1082 void mlx5e_rx_cq_comp(struct mlx5_core_cq *);
1083 void mlx5e_tx_cq_comp(struct mlx5_core_cq *);
1084 struct mlx5_cqe64 *mlx5e_get_cqe(struct mlx5e_cq *cq);
1086 void mlx5e_dim_work(struct work_struct *);
1087 void mlx5e_dim_build_cq_param(struct mlx5e_priv *, struct mlx5e_cq_param *);
1089 int mlx5e_open_flow_table(struct mlx5e_priv *priv);
1090 void mlx5e_close_flow_table(struct mlx5e_priv *priv);
1091 void mlx5e_set_rx_mode_core(struct mlx5e_priv *priv);
1092 void mlx5e_set_rx_mode_work(struct work_struct *work);
1094 void mlx5e_vlan_rx_add_vid(void *, struct ifnet *, u16);
1095 void mlx5e_vlan_rx_kill_vid(void *, struct ifnet *, u16);
1096 void mlx5e_enable_vlan_filter(struct mlx5e_priv *priv);
1097 void mlx5e_disable_vlan_filter(struct mlx5e_priv *priv);
1098 int mlx5e_add_all_vlan_rules(struct mlx5e_priv *priv);
1099 void mlx5e_del_all_vlan_rules(struct mlx5e_priv *priv);
1102 mlx5e_tx_notify_hw(struct mlx5e_sq *sq, u32 *wqe, int bf_sz)
1104 u16 ofst = MLX5_BF_OFFSET + sq->bf_offset;
1106 /* ensure wqe is visible to device before updating doorbell record */
1109 *sq->wq.db = cpu_to_be32(sq->pc);
1112 * Ensure the doorbell record is visible to device before ringing
1118 __iowrite64_copy(sq->uar.bf_map + ofst, wqe, bf_sz);
1120 /* flush the write-combining mapped buffer */
1124 mlx5_write64(wqe, sq->uar.map + ofst,
1125 MLX5_GET_DOORBELL_LOCK(&sq->priv->doorbell_lock));
1128 sq->bf_offset ^= sq->bf_buf_size;
1132 mlx5e_cq_arm(struct mlx5e_cq *cq, spinlock_t *dblock)
1134 struct mlx5_core_cq *mcq;
1137 mlx5_cq_arm(mcq, MLX5_CQ_DB_REQ_NOT, mcq->uar->map, dblock, cq->wq.cc);
1141 mlx5e_ref_channel(struct mlx5e_priv *priv)
1144 KASSERT(priv->channel_refs < INT_MAX,
1145 ("Channel refs will overflow"));
1146 atomic_fetchadd_int(&priv->channel_refs, 1);
1150 mlx5e_unref_channel(struct mlx5e_priv *priv)
1153 KASSERT(priv->channel_refs > 0,
1154 ("Channel refs is not greater than zero"));
1155 atomic_fetchadd_int(&priv->channel_refs, -1);
1158 extern const struct ethtool_ops mlx5e_ethtool_ops;
1159 void mlx5e_create_ethtool(struct mlx5e_priv *);
1160 void mlx5e_create_stats(struct sysctl_ctx_list *,
1161 struct sysctl_oid_list *, const char *,
1162 const char **, unsigned, u64 *);
1163 void mlx5e_send_nop(struct mlx5e_sq *, u32);
1164 void mlx5e_sq_cev_timeout(void *);
1165 int mlx5e_refresh_channel_params(struct mlx5e_priv *);
1166 int mlx5e_open_cq(struct mlx5e_priv *, struct mlx5e_cq_param *,
1167 struct mlx5e_cq *, mlx5e_cq_comp_t *, int eq_ix);
1168 void mlx5e_close_cq(struct mlx5e_cq *);
1169 void mlx5e_free_sq_db(struct mlx5e_sq *);
1170 int mlx5e_alloc_sq_db(struct mlx5e_sq *);
1171 int mlx5e_enable_sq(struct mlx5e_sq *, struct mlx5e_sq_param *, int tis_num);
1172 int mlx5e_modify_sq(struct mlx5e_sq *, int curr_state, int next_state);
1173 void mlx5e_disable_sq(struct mlx5e_sq *);
1174 void mlx5e_drain_sq(struct mlx5e_sq *);
1175 void mlx5e_modify_tx_dma(struct mlx5e_priv *priv, uint8_t value);
1176 void mlx5e_modify_rx_dma(struct mlx5e_priv *priv, uint8_t value);
1177 void mlx5e_resume_sq(struct mlx5e_sq *sq);
1178 void mlx5e_update_sq_inline(struct mlx5e_sq *sq);
1179 void mlx5e_refresh_sq_inline(struct mlx5e_priv *priv);
1181 #endif /* _MLX5_EN_H_ */