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c27a02cd YP |
1 | /* |
2 | * Copyright (c) 2007 Mellanox Technologies. All rights reserved. | |
3 | * | |
4 | * This software is available to you under a choice of one of two | |
5 | * licenses. You may choose to be licensed under the terms of the GNU | |
6 | * General Public License (GPL) Version 2, available from the file | |
7 | * COPYING in the main directory of this source tree, or the | |
8 | * OpenIB.org BSD license below: | |
9 | * | |
10 | * Redistribution and use in source and binary forms, with or | |
11 | * without modification, are permitted provided that the following | |
12 | * conditions are met: | |
13 | * | |
14 | * - Redistributions of source code must retain the above | |
15 | * copyright notice, this list of conditions and the following | |
16 | * disclaimer. | |
17 | * | |
18 | * - Redistributions in binary form must reproduce the above | |
19 | * copyright notice, this list of conditions and the following | |
20 | * disclaimer in the documentation and/or other materials | |
21 | * provided with the distribution. | |
22 | * | |
23 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
24 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
25 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
26 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
27 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
28 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
29 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
30 | * SOFTWARE. | |
31 | * | |
32 | */ | |
33 | ||
34 | #ifndef _MLX4_EN_H_ | |
35 | #define _MLX4_EN_H_ | |
36 | ||
f1b553fb | 37 | #include <linux/bitops.h> |
c27a02cd YP |
38 | #include <linux/compiler.h> |
39 | #include <linux/list.h> | |
40 | #include <linux/mutex.h> | |
41 | #include <linux/netdevice.h> | |
f1b553fb | 42 | #include <linux/if_vlan.h> |
c27a02cd YP |
43 | |
44 | #include <linux/mlx4/device.h> | |
45 | #include <linux/mlx4/qp.h> | |
46 | #include <linux/mlx4/cq.h> | |
47 | #include <linux/mlx4/srq.h> | |
48 | #include <linux/mlx4/doorbell.h> | |
e7c1c2c4 | 49 | #include <linux/mlx4/cmd.h> |
c27a02cd YP |
50 | |
51 | #include "en_port.h" | |
52 | ||
53 | #define DRV_NAME "mlx4_en" | |
61b85bf6 YP |
54 | #define DRV_VERSION "1.5.4.1" |
55 | #define DRV_RELDATE "March 2011" | |
c27a02cd | 56 | |
c27a02cd YP |
57 | #define MLX4_EN_MSG_LEVEL (NETIF_MSG_LINK | NETIF_MSG_IFDOWN) |
58 | ||
c27a02cd YP |
59 | /* |
60 | * Device constants | |
61 | */ | |
62 | ||
63 | ||
64 | #define MLX4_EN_PAGE_SHIFT 12 | |
65 | #define MLX4_EN_PAGE_SIZE (1 << MLX4_EN_PAGE_SHIFT) | |
c27a02cd | 66 | #define MAX_RX_RINGS 16 |
1fb9876e | 67 | #define MIN_RX_RINGS 4 |
c27a02cd YP |
68 | #define TXBB_SIZE 64 |
69 | #define HEADROOM (2048 / TXBB_SIZE + 1) | |
c27a02cd YP |
70 | #define STAMP_STRIDE 64 |
71 | #define STAMP_DWORDS (STAMP_STRIDE / 4) | |
72 | #define STAMP_SHIFT 31 | |
73 | #define STAMP_VAL 0x7fffffff | |
74 | #define STATS_DELAY (HZ / 4) | |
75 | ||
76 | /* Typical TSO descriptor with 16 gather entries is 352 bytes... */ | |
77 | #define MAX_DESC_SIZE 512 | |
78 | #define MAX_DESC_TXBBS (MAX_DESC_SIZE / TXBB_SIZE) | |
79 | ||
80 | /* | |
81 | * OS related constants and tunables | |
82 | */ | |
83 | ||
84 | #define MLX4_EN_WATCHDOG_TIMEOUT (15 * HZ) | |
85 | ||
86 | #define MLX4_EN_ALLOC_ORDER 2 | |
87 | #define MLX4_EN_ALLOC_SIZE (PAGE_SIZE << MLX4_EN_ALLOC_ORDER) | |
88 | ||
89 | #define MLX4_EN_MAX_LRO_DESCRIPTORS 32 | |
90 | ||
91 | /* Receive fragment sizes; we use at most 4 fragments (for 9600 byte MTU | |
92 | * and 4K allocations) */ | |
93 | enum { | |
94 | FRAG_SZ0 = 512 - NET_IP_ALIGN, | |
95 | FRAG_SZ1 = 1024, | |
96 | FRAG_SZ2 = 4096, | |
97 | FRAG_SZ3 = MLX4_EN_ALLOC_SIZE | |
98 | }; | |
99 | #define MLX4_EN_MAX_RX_FRAGS 4 | |
100 | ||
bd531e36 YP |
101 | /* Maximum ring sizes */ |
102 | #define MLX4_EN_MAX_TX_SIZE 8192 | |
103 | #define MLX4_EN_MAX_RX_SIZE 8192 | |
104 | ||
c27a02cd YP |
105 | /* Minimum ring size for our page-allocation sceme to work */ |
106 | #define MLX4_EN_MIN_RX_SIZE (MLX4_EN_ALLOC_SIZE / SMP_CACHE_BYTES) | |
107 | #define MLX4_EN_MIN_TX_SIZE (4096 / TXBB_SIZE) | |
108 | ||
f813cad8 YP |
109 | #define MLX4_EN_SMALL_PKT_SIZE 64 |
110 | #define MLX4_EN_NUM_TX_RINGS 8 | |
111 | #define MLX4_EN_NUM_PPP_RINGS 8 | |
a0b4e6e0 | 112 | #define MAX_TX_RINGS (MLX4_EN_NUM_TX_RINGS + MLX4_EN_NUM_PPP_RINGS) |
f813cad8 | 113 | #define MLX4_EN_DEF_TX_RING_SIZE 512 |
c27a02cd YP |
114 | #define MLX4_EN_DEF_RX_RING_SIZE 1024 |
115 | ||
3db36fb2 YP |
116 | /* Target number of packets to coalesce with interrupt moderation */ |
117 | #define MLX4_EN_RX_COAL_TARGET 44 | |
c27a02cd YP |
118 | #define MLX4_EN_RX_COAL_TIME 0x10 |
119 | ||
120 | #define MLX4_EN_TX_COAL_PKTS 5 | |
121 | #define MLX4_EN_TX_COAL_TIME 0x80 | |
122 | ||
123 | #define MLX4_EN_RX_RATE_LOW 400000 | |
124 | #define MLX4_EN_RX_COAL_TIME_LOW 0 | |
125 | #define MLX4_EN_RX_RATE_HIGH 450000 | |
126 | #define MLX4_EN_RX_COAL_TIME_HIGH 128 | |
127 | #define MLX4_EN_RX_SIZE_THRESH 1024 | |
128 | #define MLX4_EN_RX_RATE_THRESH (1000000 / MLX4_EN_RX_COAL_TIME_HIGH) | |
129 | #define MLX4_EN_SAMPLE_INTERVAL 0 | |
46afd0fb | 130 | #define MLX4_EN_AVG_PKT_SMALL 256 |
c27a02cd YP |
131 | |
132 | #define MLX4_EN_AUTO_CONF 0xffff | |
133 | ||
134 | #define MLX4_EN_DEF_RX_PAUSE 1 | |
135 | #define MLX4_EN_DEF_TX_PAUSE 1 | |
136 | ||
af901ca1 | 137 | /* Interval between successive polls in the Tx routine when polling is used |
c27a02cd YP |
138 | instead of interrupts (in per-core Tx rings) - should be power of 2 */ |
139 | #define MLX4_EN_TX_POLL_MODER 16 | |
140 | #define MLX4_EN_TX_POLL_TIMEOUT (HZ / 4) | |
141 | ||
142 | #define ETH_LLC_SNAP_SIZE 8 | |
143 | ||
144 | #define SMALL_PACKET_SIZE (256 - NET_IP_ALIGN) | |
145 | #define HEADER_COPY_SIZE (128 - NET_IP_ALIGN) | |
e7c1c2c4 | 146 | #define MLX4_LOOPBACK_TEST_PAYLOAD (HEADER_COPY_SIZE - ETH_HLEN) |
c27a02cd YP |
147 | |
148 | #define MLX4_EN_MIN_MTU 46 | |
149 | #define ETH_BCAST 0xffffffffffffULL | |
150 | ||
e7c1c2c4 YP |
151 | #define MLX4_EN_LOOPBACK_RETRIES 5 |
152 | #define MLX4_EN_LOOPBACK_TIMEOUT 100 | |
153 | ||
c27a02cd YP |
154 | #ifdef MLX4_EN_PERF_STAT |
155 | /* Number of samples to 'average' */ | |
156 | #define AVG_SIZE 128 | |
157 | #define AVG_FACTOR 1024 | |
158 | #define NUM_PERF_STATS NUM_PERF_COUNTERS | |
159 | ||
160 | #define INC_PERF_COUNTER(cnt) (++(cnt)) | |
161 | #define ADD_PERF_COUNTER(cnt, add) ((cnt) += (add)) | |
162 | #define AVG_PERF_COUNTER(cnt, sample) \ | |
163 | ((cnt) = ((cnt) * (AVG_SIZE - 1) + (sample) * AVG_FACTOR) / AVG_SIZE) | |
164 | #define GET_PERF_COUNTER(cnt) (cnt) | |
165 | #define GET_AVG_PERF_COUNTER(cnt) ((cnt) / AVG_FACTOR) | |
166 | ||
167 | #else | |
168 | ||
169 | #define NUM_PERF_STATS 0 | |
170 | #define INC_PERF_COUNTER(cnt) do {} while (0) | |
171 | #define ADD_PERF_COUNTER(cnt, add) do {} while (0) | |
172 | #define AVG_PERF_COUNTER(cnt, sample) do {} while (0) | |
173 | #define GET_PERF_COUNTER(cnt) (0) | |
174 | #define GET_AVG_PERF_COUNTER(cnt) (0) | |
175 | #endif /* MLX4_EN_PERF_STAT */ | |
176 | ||
177 | /* | |
178 | * Configurables | |
179 | */ | |
180 | ||
181 | enum cq_type { | |
182 | RX = 0, | |
183 | TX = 1, | |
184 | }; | |
185 | ||
186 | ||
187 | /* | |
188 | * Useful macros | |
189 | */ | |
190 | #define ROUNDUP_LOG2(x) ilog2(roundup_pow_of_two(x)) | |
191 | #define XNOR(x, y) (!(x) == !(y)) | |
192 | #define ILLEGAL_MAC(addr) (addr == 0xffffffffffffULL || addr == 0x0) | |
193 | ||
194 | ||
195 | struct mlx4_en_tx_info { | |
196 | struct sk_buff *skb; | |
197 | u32 nr_txbb; | |
198 | u8 linear; | |
199 | u8 data_offset; | |
41efea5a | 200 | u8 inl; |
c27a02cd YP |
201 | }; |
202 | ||
203 | ||
204 | #define MLX4_EN_BIT_DESC_OWN 0x80000000 | |
205 | #define CTRL_SIZE sizeof(struct mlx4_wqe_ctrl_seg) | |
206 | #define MLX4_EN_MEMTYPE_PAD 0x100 | |
207 | #define DS_SIZE sizeof(struct mlx4_wqe_data_seg) | |
208 | ||
209 | ||
210 | struct mlx4_en_tx_desc { | |
211 | struct mlx4_wqe_ctrl_seg ctrl; | |
212 | union { | |
213 | struct mlx4_wqe_data_seg data; /* at least one data segment */ | |
214 | struct mlx4_wqe_lso_seg lso; | |
215 | struct mlx4_wqe_inline_seg inl; | |
216 | }; | |
217 | }; | |
218 | ||
219 | #define MLX4_EN_USE_SRQ 0x01000000 | |
220 | ||
725c8999 YP |
221 | #define MLX4_EN_CX3_LOW_ID 0x1000 |
222 | #define MLX4_EN_CX3_HIGH_ID 0x1005 | |
223 | ||
c27a02cd YP |
224 | struct mlx4_en_rx_alloc { |
225 | struct page *page; | |
226 | u16 offset; | |
227 | }; | |
228 | ||
229 | struct mlx4_en_tx_ring { | |
230 | struct mlx4_hwq_resources wqres; | |
231 | u32 size ; /* number of TXBBs */ | |
232 | u32 size_mask; | |
233 | u16 stride; | |
234 | u16 cqn; /* index of port CQ associated with this ring */ | |
235 | u32 prod; | |
236 | u32 cons; | |
237 | u32 buf_size; | |
238 | u32 doorbell_qpn; | |
239 | void *buf; | |
240 | u16 poll_cnt; | |
241 | int blocked; | |
242 | struct mlx4_en_tx_info *tx_info; | |
243 | u8 *bounce_buf; | |
244 | u32 last_nr_txbb; | |
245 | struct mlx4_qp qp; | |
246 | struct mlx4_qp_context context; | |
247 | int qpn; | |
248 | enum mlx4_qp_state qp_state; | |
249 | struct mlx4_srq dummy; | |
250 | unsigned long bytes; | |
251 | unsigned long packets; | |
252 | spinlock_t comp_lock; | |
87a5c389 YP |
253 | struct mlx4_bf bf; |
254 | bool bf_enabled; | |
c27a02cd YP |
255 | }; |
256 | ||
257 | struct mlx4_en_rx_desc { | |
c27a02cd YP |
258 | /* actual number of entries depends on rx ring stride */ |
259 | struct mlx4_wqe_data_seg data[0]; | |
260 | }; | |
261 | ||
262 | struct mlx4_en_rx_ring { | |
c27a02cd YP |
263 | struct mlx4_hwq_resources wqres; |
264 | struct mlx4_en_rx_alloc page_alloc[MLX4_EN_MAX_RX_FRAGS]; | |
c27a02cd YP |
265 | u32 size ; /* number of Rx descs*/ |
266 | u32 actual_size; | |
267 | u32 size_mask; | |
268 | u16 stride; | |
269 | u16 log_stride; | |
270 | u16 cqn; /* index of port CQ associated with this ring */ | |
271 | u32 prod; | |
272 | u32 cons; | |
273 | u32 buf_size; | |
c27a02cd YP |
274 | void *buf; |
275 | void *rx_info; | |
276 | unsigned long bytes; | |
277 | unsigned long packets; | |
278 | }; | |
279 | ||
280 | ||
281 | static inline int mlx4_en_can_lro(__be16 status) | |
282 | { | |
283 | return (status & cpu_to_be16(MLX4_CQE_STATUS_IPV4 | | |
284 | MLX4_CQE_STATUS_IPV4F | | |
285 | MLX4_CQE_STATUS_IPV6 | | |
286 | MLX4_CQE_STATUS_IPV4OPT | | |
287 | MLX4_CQE_STATUS_TCP | | |
288 | MLX4_CQE_STATUS_UDP | | |
289 | MLX4_CQE_STATUS_IPOK)) == | |
290 | cpu_to_be16(MLX4_CQE_STATUS_IPV4 | | |
291 | MLX4_CQE_STATUS_IPOK | | |
292 | MLX4_CQE_STATUS_TCP); | |
293 | } | |
294 | ||
295 | struct mlx4_en_cq { | |
296 | struct mlx4_cq mcq; | |
297 | struct mlx4_hwq_resources wqres; | |
298 | int ring; | |
299 | spinlock_t lock; | |
300 | struct net_device *dev; | |
301 | struct napi_struct napi; | |
302 | /* Per-core Tx cq processing support */ | |
303 | struct timer_list timer; | |
304 | int size; | |
305 | int buf_size; | |
306 | unsigned vector; | |
307 | enum cq_type is_tx; | |
308 | u16 moder_time; | |
309 | u16 moder_cnt; | |
c27a02cd YP |
310 | struct mlx4_cqe *buf; |
311 | #define MLX4_EN_OPCODE_ERROR 0x1e | |
312 | }; | |
313 | ||
314 | struct mlx4_en_port_profile { | |
315 | u32 flags; | |
316 | u32 tx_ring_num; | |
317 | u32 rx_ring_num; | |
318 | u32 tx_ring_size; | |
319 | u32 rx_ring_size; | |
d53b93f2 YP |
320 | u8 rx_pause; |
321 | u8 rx_ppp; | |
322 | u8 tx_pause; | |
323 | u8 tx_ppp; | |
c27a02cd YP |
324 | }; |
325 | ||
326 | struct mlx4_en_profile { | |
327 | int rss_xor; | |
0533943c YP |
328 | int tcp_rss; |
329 | int udp_rss; | |
c27a02cd YP |
330 | u8 rss_mask; |
331 | u32 active_ports; | |
332 | u32 small_pkt_int; | |
c27a02cd YP |
333 | u8 no_reset; |
334 | struct mlx4_en_port_profile prof[MLX4_MAX_PORTS + 1]; | |
335 | }; | |
336 | ||
337 | struct mlx4_en_dev { | |
338 | struct mlx4_dev *dev; | |
339 | struct pci_dev *pdev; | |
340 | struct mutex state_lock; | |
341 | struct net_device *pndev[MLX4_MAX_PORTS + 1]; | |
342 | u32 port_cnt; | |
343 | bool device_up; | |
344 | struct mlx4_en_profile profile; | |
345 | u32 LSO_support; | |
346 | struct workqueue_struct *workqueue; | |
347 | struct device *dma_device; | |
348 | void __iomem *uar_map; | |
349 | struct mlx4_uar priv_uar; | |
350 | struct mlx4_mr mr; | |
351 | u32 priv_pdn; | |
352 | spinlock_t uar_lock; | |
d7e1a487 | 353 | u8 mac_removed[MLX4_MAX_PORTS + 1]; |
c27a02cd YP |
354 | }; |
355 | ||
356 | ||
357 | struct mlx4_en_rss_map { | |
c27a02cd | 358 | int base_qpn; |
b6b912e0 YP |
359 | struct mlx4_qp qps[MAX_RX_RINGS]; |
360 | enum mlx4_qp_state state[MAX_RX_RINGS]; | |
c27a02cd YP |
361 | struct mlx4_qp indir_qp; |
362 | enum mlx4_qp_state indir_state; | |
363 | }; | |
364 | ||
365 | struct mlx4_en_rss_context { | |
366 | __be32 base_qpn; | |
367 | __be32 default_qpn; | |
368 | u16 reserved; | |
369 | u8 hash_fn; | |
370 | u8 flags; | |
371 | __be32 rss_key[10]; | |
0533943c | 372 | __be32 base_qpn_udp; |
c27a02cd YP |
373 | }; |
374 | ||
e7c1c2c4 YP |
375 | struct mlx4_en_port_state { |
376 | int link_state; | |
377 | int link_speed; | |
378 | int transciver; | |
379 | }; | |
380 | ||
c27a02cd YP |
381 | struct mlx4_en_pkt_stats { |
382 | unsigned long broadcast; | |
383 | unsigned long rx_prio[8]; | |
384 | unsigned long tx_prio[8]; | |
385 | #define NUM_PKT_STATS 17 | |
386 | }; | |
387 | ||
388 | struct mlx4_en_port_stats { | |
c27a02cd YP |
389 | unsigned long tso_packets; |
390 | unsigned long queue_stopped; | |
391 | unsigned long wake_queue; | |
392 | unsigned long tx_timeout; | |
393 | unsigned long rx_alloc_failed; | |
394 | unsigned long rx_chksum_good; | |
395 | unsigned long rx_chksum_none; | |
396 | unsigned long tx_chksum_offload; | |
d61702f1 | 397 | #define NUM_PORT_STATS 8 |
c27a02cd YP |
398 | }; |
399 | ||
400 | struct mlx4_en_perf_stats { | |
401 | u32 tx_poll; | |
402 | u64 tx_pktsz_avg; | |
403 | u32 inflight_avg; | |
404 | u16 tx_coal_avg; | |
405 | u16 rx_coal_avg; | |
406 | u32 napi_quota; | |
407 | #define NUM_PERF_COUNTERS 6 | |
408 | }; | |
409 | ||
410 | struct mlx4_en_frag_info { | |
411 | u16 frag_size; | |
412 | u16 frag_prefix_size; | |
413 | u16 frag_stride; | |
414 | u16 frag_align; | |
415 | u16 last_offset; | |
416 | ||
417 | }; | |
418 | ||
419 | struct mlx4_en_priv { | |
420 | struct mlx4_en_dev *mdev; | |
421 | struct mlx4_en_port_profile *prof; | |
422 | struct net_device *dev; | |
f1b553fb | 423 | unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; |
c27a02cd YP |
424 | struct net_device_stats stats; |
425 | struct net_device_stats ret_stats; | |
e7c1c2c4 | 426 | struct mlx4_en_port_state port_state; |
c27a02cd YP |
427 | spinlock_t stats_lock; |
428 | ||
6b4d8d9f | 429 | unsigned long last_moder_packets[MAX_RX_RINGS]; |
c27a02cd | 430 | unsigned long last_moder_tx_packets; |
6b4d8d9f | 431 | unsigned long last_moder_bytes[MAX_RX_RINGS]; |
c27a02cd | 432 | unsigned long last_moder_jiffies; |
6b4d8d9f | 433 | int last_moder_time[MAX_RX_RINGS]; |
c27a02cd YP |
434 | u16 rx_usecs; |
435 | u16 rx_frames; | |
436 | u16 tx_usecs; | |
437 | u16 tx_frames; | |
438 | u32 pkt_rate_low; | |
439 | u16 rx_usecs_low; | |
440 | u32 pkt_rate_high; | |
441 | u16 rx_usecs_high; | |
442 | u16 sample_interval; | |
443 | u16 adaptive_rx_coal; | |
444 | u32 msg_enable; | |
e7c1c2c4 YP |
445 | u32 loopback_ok; |
446 | u32 validate_loopback; | |
c27a02cd YP |
447 | |
448 | struct mlx4_hwq_resources res; | |
449 | int link_state; | |
450 | int last_link_state; | |
451 | bool port_up; | |
452 | int port; | |
453 | int registered; | |
454 | int allocated; | |
455 | int stride; | |
c27a02cd YP |
456 | u64 mac; |
457 | int mac_index; | |
458 | unsigned max_mtu; | |
459 | int base_qpn; | |
460 | ||
461 | struct mlx4_en_rss_map rss_map; | |
c27a02cd YP |
462 | u32 flags; |
463 | #define MLX4_EN_FLAG_PROMISC 0x1 | |
1679200f | 464 | #define MLX4_EN_FLAG_MC_PROMISC 0x2 |
c27a02cd YP |
465 | u32 tx_ring_num; |
466 | u32 rx_ring_num; | |
467 | u32 rx_skb_size; | |
468 | struct mlx4_en_frag_info frag_info[MLX4_EN_MAX_RX_FRAGS]; | |
469 | u16 num_frags; | |
470 | u16 log_rx_info; | |
471 | ||
472 | struct mlx4_en_tx_ring tx_ring[MAX_TX_RINGS]; | |
473 | struct mlx4_en_rx_ring rx_ring[MAX_RX_RINGS]; | |
474 | struct mlx4_en_cq tx_cq[MAX_TX_RINGS]; | |
475 | struct mlx4_en_cq rx_cq[MAX_RX_RINGS]; | |
476 | struct work_struct mcast_task; | |
477 | struct work_struct mac_task; | |
c27a02cd YP |
478 | struct work_struct watchdog_task; |
479 | struct work_struct linkstate_task; | |
480 | struct delayed_work stats_task; | |
481 | struct mlx4_en_perf_stats pstats; | |
482 | struct mlx4_en_pkt_stats pkstats; | |
483 | struct mlx4_en_port_stats port_stats; | |
ff6e2163 JP |
484 | char *mc_addrs; |
485 | int mc_addrs_cnt; | |
c27a02cd | 486 | struct mlx4_en_stat_out_mbox hw_stats; |
4c3eb3ca | 487 | int vids[128]; |
14c07b13 YP |
488 | bool wol; |
489 | }; | |
490 | ||
491 | enum mlx4_en_wol { | |
492 | MLX4_EN_WOL_MAGIC = (1ULL << 61), | |
493 | MLX4_EN_WOL_ENABLED = (1ULL << 62), | |
494 | MLX4_EN_WOL_DO_MODIFY = (1ULL << 63), | |
c27a02cd YP |
495 | }; |
496 | ||
497 | ||
498 | void mlx4_en_destroy_netdev(struct net_device *dev); | |
499 | int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port, | |
500 | struct mlx4_en_port_profile *prof); | |
501 | ||
18cc42a3 YP |
502 | int mlx4_en_start_port(struct net_device *dev); |
503 | void mlx4_en_stop_port(struct net_device *dev); | |
504 | ||
fe0af03c | 505 | void mlx4_en_free_resources(struct mlx4_en_priv *priv); |
18cc42a3 YP |
506 | int mlx4_en_alloc_resources(struct mlx4_en_priv *priv); |
507 | ||
c27a02cd YP |
508 | int mlx4_en_create_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq, |
509 | int entries, int ring, enum cq_type mode); | |
fe0af03c | 510 | void mlx4_en_destroy_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq); |
76532d0c AG |
511 | int mlx4_en_activate_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq, |
512 | int cq_idx); | |
c27a02cd YP |
513 | void mlx4_en_deactivate_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq); |
514 | int mlx4_en_set_cq_moder(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq); | |
515 | int mlx4_en_arm_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq); | |
516 | ||
517 | void mlx4_en_poll_tx_cq(unsigned long data); | |
518 | void mlx4_en_tx_irq(struct mlx4_cq *mcq); | |
f813cad8 | 519 | u16 mlx4_en_select_queue(struct net_device *dev, struct sk_buff *skb); |
61357325 | 520 | netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev); |
c27a02cd YP |
521 | |
522 | int mlx4_en_create_tx_ring(struct mlx4_en_priv *priv, struct mlx4_en_tx_ring *ring, | |
87a5c389 | 523 | int qpn, u32 size, u16 stride); |
c27a02cd YP |
524 | void mlx4_en_destroy_tx_ring(struct mlx4_en_priv *priv, struct mlx4_en_tx_ring *ring); |
525 | int mlx4_en_activate_tx_ring(struct mlx4_en_priv *priv, | |
526 | struct mlx4_en_tx_ring *ring, | |
9f519f68 | 527 | int cq); |
c27a02cd YP |
528 | void mlx4_en_deactivate_tx_ring(struct mlx4_en_priv *priv, |
529 | struct mlx4_en_tx_ring *ring); | |
530 | ||
531 | int mlx4_en_create_rx_ring(struct mlx4_en_priv *priv, | |
532 | struct mlx4_en_rx_ring *ring, | |
533 | u32 size, u16 stride); | |
534 | void mlx4_en_destroy_rx_ring(struct mlx4_en_priv *priv, | |
535 | struct mlx4_en_rx_ring *ring); | |
536 | int mlx4_en_activate_rx_rings(struct mlx4_en_priv *priv); | |
537 | void mlx4_en_deactivate_rx_ring(struct mlx4_en_priv *priv, | |
538 | struct mlx4_en_rx_ring *ring); | |
539 | int mlx4_en_process_rx_cq(struct net_device *dev, | |
540 | struct mlx4_en_cq *cq, | |
541 | int budget); | |
542 | int mlx4_en_poll_rx_cq(struct napi_struct *napi, int budget); | |
543 | void mlx4_en_fill_qp_context(struct mlx4_en_priv *priv, int size, int stride, | |
9f519f68 | 544 | int is_tx, int rss, int qpn, int cqn, |
c27a02cd | 545 | struct mlx4_qp_context *context); |
966508f7 | 546 | void mlx4_en_sqp_event(struct mlx4_qp *qp, enum mlx4_event event); |
c27a02cd YP |
547 | int mlx4_en_map_buffer(struct mlx4_buf *buf); |
548 | void mlx4_en_unmap_buffer(struct mlx4_buf *buf); | |
549 | ||
550 | void mlx4_en_calc_rx_buf(struct net_device *dev); | |
c27a02cd YP |
551 | int mlx4_en_config_rss_steer(struct mlx4_en_priv *priv); |
552 | void mlx4_en_release_rss_steer(struct mlx4_en_priv *priv); | |
553 | int mlx4_en_free_tx_buf(struct net_device *dev, struct mlx4_en_tx_ring *ring); | |
c27a02cd YP |
554 | void mlx4_en_rx_irq(struct mlx4_cq *mcq); |
555 | ||
556 | int mlx4_SET_MCAST_FLTR(struct mlx4_dev *dev, u8 port, u64 mac, u64 clear, u8 mode); | |
f1b553fb | 557 | int mlx4_SET_VLAN_FLTR(struct mlx4_dev *dev, struct mlx4_en_priv *priv); |
c27a02cd YP |
558 | int mlx4_SET_PORT_general(struct mlx4_dev *dev, u8 port, int mtu, |
559 | u8 pptx, u8 pfctx, u8 pprx, u8 pfcrx); | |
560 | int mlx4_SET_PORT_qpn_calc(struct mlx4_dev *dev, u8 port, u32 base_qpn, | |
561 | u8 promisc); | |
562 | ||
563 | int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u8 port, u8 reset); | |
e7c1c2c4 YP |
564 | int mlx4_en_QUERY_PORT(struct mlx4_en_dev *mdev, u8 port); |
565 | ||
566 | #define MLX4_EN_NUM_SELF_TEST 5 | |
567 | void mlx4_en_ex_selftest(struct net_device *dev, u32 *flags, u64 *buf); | |
568 | u64 mlx4_en_mac_to_u64(u8 *addr); | |
c27a02cd YP |
569 | |
570 | /* | |
571 | * Globals | |
572 | */ | |
573 | extern const struct ethtool_ops mlx4_en_ethtool_ops; | |
0a645e80 JP |
574 | |
575 | ||
576 | ||
577 | /* | |
578 | * printk / logging functions | |
579 | */ | |
580 | ||
581 | int en_print(const char *level, const struct mlx4_en_priv *priv, | |
582 | const char *format, ...) __attribute__ ((format (printf, 3, 4))); | |
583 | ||
584 | #define en_dbg(mlevel, priv, format, arg...) \ | |
585 | do { \ | |
586 | if (NETIF_MSG_##mlevel & priv->msg_enable) \ | |
587 | en_print(KERN_DEBUG, priv, format, ##arg); \ | |
588 | } while (0) | |
589 | #define en_warn(priv, format, arg...) \ | |
590 | en_print(KERN_WARNING, priv, format, ##arg) | |
591 | #define en_err(priv, format, arg...) \ | |
592 | en_print(KERN_ERR, priv, format, ##arg) | |
e5cc44b2 YP |
593 | #define en_info(priv, format, arg...) \ |
594 | en_print(KERN_INFO, priv, format, ## arg) | |
0a645e80 JP |
595 | |
596 | #define mlx4_err(mdev, format, arg...) \ | |
597 | pr_err("%s %s: " format, DRV_NAME, \ | |
598 | dev_name(&mdev->pdev->dev), ##arg) | |
599 | #define mlx4_info(mdev, format, arg...) \ | |
600 | pr_info("%s %s: " format, DRV_NAME, \ | |
601 | dev_name(&mdev->pdev->dev), ##arg) | |
602 | #define mlx4_warn(mdev, format, arg...) \ | |
603 | pr_warning("%s %s: " format, DRV_NAME, \ | |
604 | dev_name(&mdev->pdev->dev), ##arg) | |
605 | ||
c27a02cd | 606 | #endif |