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1 | /* |
2 | * Copyright 2008-2016 Cisco Systems, Inc. All rights reserved. | |
3 | * Copyright 2007 Nuova Systems, Inc. All rights reserved. | |
4 | * | |
5 | * Copyright (c) 2014, Cisco Systems, Inc. | |
6 | * All rights reserved. | |
7 | * | |
8 | * Redistribution and use in source and binary forms, with or without | |
9 | * modification, are permitted provided that the following conditions | |
10 | * are met: | |
11 | * | |
12 | * 1. Redistributions of source code must retain the above copyright | |
13 | * notice, this list of conditions and the following disclaimer. | |
14 | * | |
15 | * 2. Redistributions in binary form must reproduce the above copyright | |
16 | * notice, this list of conditions and the following disclaimer in | |
17 | * the documentation and/or other materials provided with the | |
18 | * distribution. | |
19 | * | |
20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
21 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
22 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS | |
23 | * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE | |
24 | * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, | |
25 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, | |
26 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
27 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER | |
28 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN | |
30 | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
31 | * POSSIBILITY OF SUCH DAMAGE. | |
32 | * | |
33 | */ | |
34 | ||
35 | #ifndef _VNIC_DEVCMD_H_ | |
36 | #define _VNIC_DEVCMD_H_ | |
37 | ||
38 | #define _CMD_NBITS 14 | |
39 | #define _CMD_VTYPEBITS 10 | |
40 | #define _CMD_FLAGSBITS 6 | |
41 | #define _CMD_DIRBITS 2 | |
42 | ||
43 | #define _CMD_NMASK ((1 << _CMD_NBITS)-1) | |
44 | #define _CMD_VTYPEMASK ((1 << _CMD_VTYPEBITS)-1) | |
45 | #define _CMD_FLAGSMASK ((1 << _CMD_FLAGSBITS)-1) | |
46 | #define _CMD_DIRMASK ((1 << _CMD_DIRBITS)-1) | |
47 | ||
48 | #define _CMD_NSHIFT 0 | |
49 | #define _CMD_VTYPESHIFT (_CMD_NSHIFT+_CMD_NBITS) | |
50 | #define _CMD_FLAGSSHIFT (_CMD_VTYPESHIFT+_CMD_VTYPEBITS) | |
51 | #define _CMD_DIRSHIFT (_CMD_FLAGSSHIFT+_CMD_FLAGSBITS) | |
52 | ||
53 | /* | |
54 | * Direction bits (from host perspective). | |
55 | */ | |
56 | #define _CMD_DIR_NONE 0U | |
57 | #define _CMD_DIR_WRITE 1U | |
58 | #define _CMD_DIR_READ 2U | |
59 | #define _CMD_DIR_RW (_CMD_DIR_WRITE | _CMD_DIR_READ) | |
60 | ||
61 | /* | |
62 | * Flag bits. | |
63 | */ | |
64 | #define _CMD_FLAGS_NONE 0U | |
65 | #define _CMD_FLAGS_NOWAIT 1U | |
66 | ||
67 | /* | |
68 | * vNIC type bits. | |
69 | */ | |
70 | #define _CMD_VTYPE_NONE 0U | |
71 | #define _CMD_VTYPE_ENET 1U | |
72 | #define _CMD_VTYPE_FC 2U | |
73 | #define _CMD_VTYPE_SCSI 4U | |
74 | #define _CMD_VTYPE_ALL (_CMD_VTYPE_ENET | _CMD_VTYPE_FC | _CMD_VTYPE_SCSI) | |
75 | ||
76 | /* | |
77 | * Used to create cmds.. | |
78 | */ | |
79 | #define _CMDCF(dir, flags, vtype, nr) \ | |
80 | (((dir) << _CMD_DIRSHIFT) | \ | |
81 | ((flags) << _CMD_FLAGSSHIFT) | \ | |
82 | ((vtype) << _CMD_VTYPESHIFT) | \ | |
83 | ((nr) << _CMD_NSHIFT)) | |
84 | #define _CMDC(dir, vtype, nr) _CMDCF(dir, 0, vtype, nr) | |
85 | #define _CMDCNW(dir, vtype, nr) _CMDCF(dir, _CMD_FLAGS_NOWAIT, vtype, nr) | |
86 | ||
87 | /* | |
88 | * Used to decode cmds.. | |
89 | */ | |
90 | #define _CMD_DIR(cmd) (((cmd) >> _CMD_DIRSHIFT) & _CMD_DIRMASK) | |
91 | #define _CMD_FLAGS(cmd) (((cmd) >> _CMD_FLAGSSHIFT) & _CMD_FLAGSMASK) | |
92 | #define _CMD_VTYPE(cmd) (((cmd) >> _CMD_VTYPESHIFT) & _CMD_VTYPEMASK) | |
93 | #define _CMD_N(cmd) (((cmd) >> _CMD_NSHIFT) & _CMD_NMASK) | |
94 | ||
95 | enum vnic_devcmd_cmd { | |
96 | CMD_NONE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_NONE, 0), | |
97 | ||
98 | /* | |
99 | * mcpu fw info in mem: | |
100 | * in: | |
101 | * (u64)a0=paddr to struct vnic_devcmd_fw_info | |
102 | * action: | |
103 | * Fills in struct vnic_devcmd_fw_info (128 bytes) | |
104 | * note: | |
105 | * An old definition of CMD_MCPU_FW_INFO | |
106 | */ | |
107 | CMD_MCPU_FW_INFO_OLD = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 1), | |
108 | ||
109 | /* | |
110 | * mcpu fw info in mem: | |
111 | * in: | |
112 | * (u64)a0=paddr to struct vnic_devcmd_fw_info | |
113 | * (u16)a1=size of the structure | |
114 | * out: | |
115 | * (u16)a1=0 for in:a1 = 0, | |
116 | * data size actually written for other values. | |
117 | * action: | |
118 | * Fills in first 128 bytes of vnic_devcmd_fw_info for in:a1 = 0, | |
119 | * first in:a1 bytes for 0 < in:a1 <= 132, | |
120 | * 132 bytes for other values of in:a1. | |
121 | * note: | |
122 | * CMD_MCPU_FW_INFO and CMD_MCPU_FW_INFO_OLD have the same enum 1 | |
123 | * for source compatibility. | |
124 | */ | |
125 | CMD_MCPU_FW_INFO = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 1), | |
126 | ||
127 | /* dev-specific block member: | |
128 | * in: (u16)a0=offset,(u8)a1=size | |
129 | * out: a0=value | |
130 | */ | |
131 | CMD_DEV_SPEC = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 2), | |
132 | ||
133 | /* stats clear */ | |
134 | CMD_STATS_CLEAR = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 3), | |
135 | ||
136 | /* stats dump in mem: (u64)a0=paddr to stats area, | |
137 | * (u16)a1=sizeof stats area */ | |
138 | CMD_STATS_DUMP = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 4), | |
139 | ||
140 | /* set Rx packet filter: (u32)a0=filters (see CMD_PFILTER_*) */ | |
141 | CMD_PACKET_FILTER = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 7), | |
142 | ||
143 | /* set Rx packet filter for all: (u32)a0=filters (see CMD_PFILTER_*) */ | |
144 | CMD_PACKET_FILTER_ALL = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 7), | |
145 | ||
146 | /* hang detection notification */ | |
147 | CMD_HANG_NOTIFY = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 8), | |
148 | ||
149 | /* MAC address in (u48)a0 */ | |
150 | CMD_MAC_ADDR = _CMDC(_CMD_DIR_READ, | |
151 | _CMD_VTYPE_ENET | _CMD_VTYPE_FC, 9), | |
152 | #define CMD_GET_MAC_ADDR CMD_MAC_ADDR /* some uses are aliased */ | |
153 | ||
154 | /* add addr from (u48)a0 */ | |
155 | CMD_ADDR_ADD = _CMDCNW(_CMD_DIR_WRITE, | |
156 | _CMD_VTYPE_ENET | _CMD_VTYPE_FC, 12), | |
157 | ||
158 | /* del addr from (u48)a0 */ | |
159 | CMD_ADDR_DEL = _CMDCNW(_CMD_DIR_WRITE, | |
160 | _CMD_VTYPE_ENET | _CMD_VTYPE_FC, 13), | |
161 | ||
162 | /* add VLAN id in (u16)a0 */ | |
163 | CMD_VLAN_ADD = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 14), | |
164 | ||
165 | /* del VLAN id in (u16)a0 */ | |
166 | CMD_VLAN_DEL = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 15), | |
167 | ||
168 | /* nic_cfg in (u32)a0 */ | |
169 | CMD_NIC_CFG = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 16), | |
170 | ||
171 | /* union vnic_rss_key in mem: (u64)a0=paddr, (u16)a1=len */ | |
172 | CMD_RSS_KEY = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 17), | |
173 | ||
174 | /* union vnic_rss_cpu in mem: (u64)a0=paddr, (u16)a1=len */ | |
175 | CMD_RSS_CPU = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 18), | |
176 | ||
177 | /* initiate softreset */ | |
178 | CMD_SOFT_RESET = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 19), | |
179 | ||
180 | /* softreset status: | |
181 | * out: a0=0 reset complete, a0=1 reset in progress */ | |
182 | CMD_SOFT_RESET_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 20), | |
183 | ||
184 | /* set struct vnic_devcmd_notify buffer in mem: | |
185 | * in: | |
186 | * (u64)a0=paddr to notify (set paddr=0 to unset) | |
187 | * (u32)a1 & 0x00000000ffffffff=sizeof(struct vnic_devcmd_notify) | |
188 | * (u16)a1 & 0x0000ffff00000000=intr num (-1 for no intr) | |
189 | * out: | |
190 | * (u32)a1 = effective size | |
191 | */ | |
192 | CMD_NOTIFY = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 21), | |
193 | ||
194 | /* UNDI API: (u64)a0=paddr to s_PXENV_UNDI_ struct, | |
195 | * (u8)a1=PXENV_UNDI_xxx */ | |
196 | CMD_UNDI = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 22), | |
197 | ||
198 | /* initiate open sequence (u32)a0=flags (see CMD_OPENF_*) */ | |
199 | CMD_OPEN = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 23), | |
200 | ||
201 | /* open status: | |
202 | * out: a0=0 open complete, a0=1 open in progress */ | |
203 | CMD_OPEN_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 24), | |
204 | ||
205 | /* close vnic */ | |
206 | CMD_CLOSE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 25), | |
207 | ||
208 | /* initialize virtual link: (u32)a0=flags (see CMD_INITF_*) */ | |
209 | /***** Replaced by CMD_INIT *****/ | |
210 | CMD_INIT_v1 = _CMDCNW(_CMD_DIR_READ, _CMD_VTYPE_ALL, 26), | |
211 | ||
212 | /* variant of CMD_INIT, with provisioning info | |
213 | * (u64)a0=paddr of vnic_devcmd_provinfo | |
214 | * (u32)a1=sizeof provision info */ | |
215 | CMD_INIT_PROV_INFO = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 27), | |
216 | ||
217 | /* enable virtual link */ | |
218 | CMD_ENABLE = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 28), | |
219 | ||
220 | /* enable virtual link, waiting variant. */ | |
221 | CMD_ENABLE_WAIT = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 28), | |
222 | ||
223 | /* disable virtual link */ | |
224 | CMD_DISABLE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 29), | |
225 | ||
226 | /* stats dump sum of all vnic stats on same uplink in mem: | |
227 | * (u64)a0=paddr | |
228 | * (u16)a1=sizeof stats area */ | |
229 | CMD_STATS_DUMP_ALL = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 30), | |
230 | ||
231 | /* init status: | |
232 | * out: a0=0 init complete, a0=1 init in progress | |
233 | * if a0=0, a1=errno */ | |
234 | CMD_INIT_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 31), | |
235 | ||
236 | /* INT13 API: (u64)a0=paddr to vnic_int13_params struct | |
237 | * (u32)a1=INT13_CMD_xxx */ | |
238 | CMD_INT13 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_FC, 32), | |
239 | ||
240 | /* logical uplink enable/disable: (u64)a0: 0/1=disable/enable */ | |
241 | CMD_LOGICAL_UPLINK = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 33), | |
242 | ||
243 | /* undo initialize of virtual link */ | |
244 | CMD_DEINIT = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 34), | |
245 | ||
246 | /* initialize virtual link: (u32)a0=flags (see CMD_INITF_*) */ | |
247 | CMD_INIT = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 35), | |
248 | ||
249 | /* check fw capability of a cmd: | |
250 | * in: (u32)a0=cmd | |
251 | * out: (u32)a0=errno, 0:valid cmd, a1=supported VNIC_STF_* bits */ | |
252 | CMD_CAPABILITY = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 36), | |
253 | ||
254 | /* persistent binding info | |
255 | * in: (u64)a0=paddr of arg | |
256 | * (u32)a1=CMD_PERBI_XXX */ | |
257 | CMD_PERBI = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_FC, 37), | |
258 | ||
259 | /* Interrupt Assert Register functionality | |
260 | * in: (u16)a0=interrupt number to assert | |
261 | */ | |
262 | CMD_IAR = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 38), | |
263 | ||
264 | /* initiate hangreset, like softreset after hang detected */ | |
265 | CMD_HANG_RESET = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 39), | |
266 | ||
267 | /* hangreset status: | |
268 | * out: a0=0 reset complete, a0=1 reset in progress */ | |
269 | CMD_HANG_RESET_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 40), | |
270 | ||
271 | /* | |
272 | * Set hw ingress packet vlan rewrite mode: | |
273 | * in: (u32)a0=new vlan rewrite mode | |
274 | * out: (u32)a0=old vlan rewrite mode */ | |
275 | CMD_IG_VLAN_REWRITE_MODE = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 41), | |
276 | ||
277 | /* | |
278 | * in: (u16)a0=bdf of target vnic | |
279 | * (u32)a1=cmd to proxy | |
280 | * a2-a15=args to cmd in a1 | |
281 | * out: (u32)a0=status of proxied cmd | |
282 | * a1-a15=out args of proxied cmd */ | |
283 | CMD_PROXY_BY_BDF = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 42), | |
284 | ||
285 | /* | |
286 | * As for BY_BDF except a0 is index of hvnlink subordinate vnic | |
287 | * or SR-IOV virtual vnic | |
288 | */ | |
289 | CMD_PROXY_BY_INDEX = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 43), | |
290 | ||
291 | /* | |
292 | * For HPP toggle: | |
293 | * adapter-info-get | |
294 | * in: (u64)a0=phsical address of buffer passed in from caller. | |
295 | * (u16)a1=size of buffer specified in a0. | |
296 | * out: (u64)a0=phsical address of buffer passed in from caller. | |
297 | * (u16)a1=actual bytes from VIF-CONFIG-INFO TLV, or | |
298 | * 0 if no VIF-CONFIG-INFO TLV was ever received. */ | |
299 | CMD_CONFIG_INFO_GET = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 44), | |
300 | ||
301 | /* | |
302 | * INT13 API: (u64)a0=paddr to vnic_int13_params struct | |
303 | * (u32)a1=INT13_CMD_xxx | |
304 | */ | |
305 | CMD_INT13_ALL = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 45), | |
306 | ||
307 | /* | |
308 | * Set default vlan: | |
309 | * in: (u16)a0=new default vlan | |
310 | * (u16)a1=zero for overriding vlan with param a0, | |
311 | * non-zero for resetting vlan to the default | |
312 | * out: (u16)a0=old default vlan | |
313 | */ | |
314 | CMD_SET_DEFAULT_VLAN = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 46), | |
315 | ||
316 | /* init_prov_info2: | |
317 | * Variant of CMD_INIT_PROV_INFO, where it will not try to enable | |
318 | * the vnic until CMD_ENABLE2 is issued. | |
319 | * (u64)a0=paddr of vnic_devcmd_provinfo | |
320 | * (u32)a1=sizeof provision info */ | |
321 | CMD_INIT_PROV_INFO2 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 47), | |
322 | ||
323 | /* enable2: | |
324 | * (u32)a0=0 ==> standby | |
325 | * =CMD_ENABLE2_ACTIVE ==> active | |
326 | */ | |
327 | CMD_ENABLE2 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 48), | |
328 | ||
329 | /* | |
330 | * cmd_status: | |
331 | * Returns the status of the specified command | |
332 | * Input: | |
333 | * a0 = command for which status is being queried. | |
334 | * Possible values are: | |
335 | * CMD_SOFT_RESET | |
336 | * CMD_HANG_RESET | |
337 | * CMD_OPEN | |
338 | * CMD_INIT | |
339 | * CMD_INIT_PROV_INFO | |
340 | * CMD_DEINIT | |
341 | * CMD_INIT_PROV_INFO2 | |
342 | * CMD_ENABLE2 | |
343 | * Output: | |
344 | * if status == STAT_ERROR | |
345 | * a0 = ERR_ENOTSUPPORTED - status for command in a0 is | |
346 | * not supported | |
347 | * if status == STAT_NONE | |
348 | * a0 = status of the devcmd specified in a0 as follows. | |
349 | * ERR_SUCCESS - command in a0 completed successfully | |
350 | * ERR_EINPROGRESS - command in a0 is still in progress | |
351 | */ | |
352 | CMD_STATUS = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 49), | |
353 | ||
354 | /* | |
355 | * Returns interrupt coalescing timer conversion factors. | |
356 | * After calling this devcmd, ENIC driver can convert | |
357 | * interrupt coalescing timer in usec into CPU cycles as follows: | |
358 | * | |
359 | * intr_timer_cycles = intr_timer_usec * multiplier / divisor | |
360 | * | |
361 | * Interrupt coalescing timer in usecs can be be converted/obtained | |
362 | * from CPU cycles as follows: | |
363 | * | |
364 | * intr_timer_usec = intr_timer_cycles * divisor / multiplier | |
365 | * | |
366 | * in: none | |
367 | * out: (u32)a0 = multiplier | |
368 | * (u32)a1 = divisor | |
369 | * (u32)a2 = maximum timer value in usec | |
370 | */ | |
371 | CMD_INTR_COAL_CONVERT = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 50), | |
372 | ||
373 | /* | |
374 | * ISCSI DUMP API: | |
375 | * in: (u64)a0=paddr of the param or param itself | |
376 | * (u32)a1=ISCSI_CMD_xxx | |
377 | */ | |
378 | CMD_ISCSI_DUMP_REQ = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 51), | |
379 | ||
380 | /* | |
381 | * ISCSI DUMP STATUS API: | |
382 | * in: (u32)a0=cmd tag | |
383 | * in: (u32)a1=ISCSI_CMD_xxx | |
384 | * out: (u32)a0=cmd status | |
385 | */ | |
386 | CMD_ISCSI_DUMP_STATUS = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 52), | |
387 | ||
388 | /* | |
389 | * Subvnic migration from MQ <--> VF. | |
390 | * Enable the LIF migration from MQ to VF and vice versa. MQ and VF | |
391 | * indexes are statically bound at the time of initialization. | |
392 | * Based on the direction of migration, the resources of either MQ or | |
393 | * the VF shall be attached to the LIF. | |
394 | * in: (u32)a0=Direction of Migration | |
395 | * 0=> Migrate to VF | |
396 | * 1=> Migrate to MQ | |
397 | * (u32)a1=VF index (MQ index) | |
398 | */ | |
399 | CMD_MIGRATE_SUBVNIC = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 53), | |
400 | ||
401 | /* | |
402 | * Register / Deregister the notification block for MQ subvnics | |
403 | * in: | |
404 | * (u64)a0=paddr to notify (set paddr=0 to unset) | |
405 | * (u32)a1 & 0x00000000ffffffff=sizeof(struct vnic_devcmd_notify) | |
406 | * (u16)a1 & 0x0000ffff00000000=intr num (-1 for no intr) | |
407 | * out: | |
408 | * (u32)a1 = effective size | |
409 | */ | |
410 | CMD_SUBVNIC_NOTIFY = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 54), | |
411 | ||
412 | /* | |
413 | * Set the predefined mac address as default | |
414 | * in: | |
415 | * (u48)a0=mac addr | |
416 | */ | |
417 | CMD_SET_MAC_ADDR = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 55), | |
418 | ||
419 | /* Update the provisioning info of the given VIF | |
420 | * (u64)a0=paddr of vnic_devcmd_provinfo | |
421 | * (u32)a1=sizeof provision info */ | |
422 | CMD_PROV_INFO_UPDATE = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 56), | |
423 | ||
424 | /* | |
425 | * Initialization for the devcmd2 interface. | |
426 | * in: (u64) a0=host result buffer physical address | |
427 | * in: (u16) a1=number of entries in result buffer | |
428 | */ | |
429 | CMD_INITIALIZE_DEVCMD2 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 57), | |
430 | ||
431 | /* | |
432 | * Add a filter. | |
433 | * in: (u64) a0= filter address | |
434 | * (u32) a1= size of filter | |
435 | * out: (u32) a0=filter identifier | |
436 | * | |
437 | * Capability query: | |
438 | * out: (u64) a0= 1 if capability query supported | |
439 | * (u64) a1= MAX filter type supported | |
440 | */ | |
441 | CMD_ADD_FILTER = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 58), | |
442 | ||
443 | /* | |
444 | * Delete a filter. | |
445 | * in: (u32) a0=filter identifier | |
446 | */ | |
447 | CMD_DEL_FILTER = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 59), | |
448 | ||
449 | /* | |
450 | * Enable a Queue Pair in User space NIC | |
451 | * in: (u32) a0=Queue Pair number | |
452 | * (u32) a1= command | |
453 | */ | |
454 | CMD_QP_ENABLE = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 60), | |
455 | ||
456 | /* | |
457 | * Disable a Queue Pair in User space NIC | |
458 | * in: (u32) a0=Queue Pair number | |
459 | * (u32) a1= command | |
460 | */ | |
461 | CMD_QP_DISABLE = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 61), | |
462 | ||
463 | /* | |
464 | * Stats dump Queue Pair in User space NIC | |
465 | * in: (u32) a0=Queue Pair number | |
466 | * (u64) a1=host buffer addr for status dump | |
467 | * (u32) a2=length of the buffer | |
468 | */ | |
469 | CMD_QP_STATS_DUMP = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 62), | |
470 | ||
471 | /* | |
472 | * Clear stats for Queue Pair in User space NIC | |
473 | * in: (u32) a0=Queue Pair number | |
474 | */ | |
475 | CMD_QP_STATS_CLEAR = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 63), | |
476 | ||
477 | /* | |
478 | * UEFI BOOT API: (u64)a0= UEFI FLS_CMD_xxx | |
479 | * (ui64)a1= paddr for the info buffer | |
480 | */ | |
481 | CMD_FC_REQ = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_FC, 64), | |
482 | ||
483 | /* | |
484 | * Return the iSCSI config details required by the EFI Option ROM | |
485 | * in: (u32) a0=0 Get Boot Info for PXE eNIC as per pxe_boot_config_t | |
486 | * a0=1 Get Boot info for iSCSI enic as per | |
487 | * iscsi_boot_efi_cfg_t | |
488 | * in: (u64) a1=Host address where iSCSI config info is returned | |
489 | */ | |
490 | CMD_VNIC_BOOT_CONFIG_INFO = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 65), | |
491 | ||
492 | /* | |
493 | * Create a Queue Pair (RoCE) | |
494 | * in: (u32) a0 = Queue Pair number | |
495 | * (u32) a1 = Remote QP | |
496 | * (u32) a2 = RDMA-RQ | |
497 | * (u16) a3 = RQ Res Group | |
498 | * (u16) a4 = SQ Res Group | |
499 | * (u32) a5 = Protection Domain | |
500 | * (u64) a6 = Remote MAC | |
501 | * (u32) a7 = start PSN | |
502 | * (u16) a8 = MSS | |
503 | * (u32) a9 = protocol version | |
504 | */ | |
505 | CMD_RDMA_QP_CREATE = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 66), | |
506 | ||
507 | /* | |
508 | * Delete a Queue Pair (RoCE) | |
509 | * in: (u32) a0 = Queue Pair number | |
510 | */ | |
511 | CMD_RDMA_QP_DELETE = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 67), | |
512 | ||
513 | /* | |
514 | * Retrieve a Queue Pair's status information (RoCE) | |
515 | * in: (u32) a0 = Queue Pair number | |
516 | * (u64) a1 = host buffer addr for QP status struct | |
517 | * (u32) a2 = length of the buffer | |
518 | */ | |
519 | CMD_RDMA_QP_STATUS = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 68), | |
520 | ||
521 | /* | |
522 | * Use this devcmd for agreeing on the highest common version supported | |
523 | * by both driver and fw for by features who need such a facility. | |
524 | * in: (u64) a0 = feature (driver requests for the supported versions | |
525 | * on this feature) | |
526 | * out: (u64) a0 = bitmap of all supported versions for that feature | |
527 | */ | |
528 | CMD_GET_SUPP_FEATURE_VER = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 69), | |
529 | ||
530 | /* | |
531 | * Initialize the RDMA notification work queue | |
532 | * in: (u64) a0 = host buffer address | |
533 | * in: (u16) a1 = number of entries in buffer | |
534 | * in: (u16) a2 = resource group number | |
535 | * in: (u16) a3 = CQ number to post completion | |
536 | */ | |
537 | CMD_RDMA_INIT_INFO_BUF = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 70), | |
538 | ||
539 | /* | |
540 | * De-init the RDMA notification work queue | |
541 | * in: (u64) a0=resource group number | |
542 | */ | |
543 | CMD_RDMA_DEINIT_INFO_BUF = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 71), | |
544 | ||
545 | /* | |
546 | * Control (Enable/Disable) overlay offloads on the given vnic | |
547 | * in: (u8) a0 = OVERLAY_FEATURE_NVGRE : NVGRE | |
548 | * a0 = OVERLAY_FEATURE_VXLAN : VxLAN | |
549 | * in: (u8) a1 = OVERLAY_OFFLOAD_ENABLE : Enable or | |
550 | * a1 = OVERLAY_OFFLOAD_DISABLE : Disable or | |
551 | * a1 = OVERLAY_OFFLOAD_ENABLE_V2 : Enable with version 2 | |
552 | */ | |
553 | CMD_OVERLAY_OFFLOAD_CTRL = | |
554 | _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 72), | |
555 | ||
556 | /* | |
557 | * Configuration of overlay offloads feature on a given vNIC | |
558 | * in: (u8) a0 = OVERLAY_CFG_VXLAN_PORT_UPDATE : VxLAN | |
559 | * in: (u16) a1 = unsigned short int port information | |
560 | */ | |
561 | CMD_OVERLAY_OFFLOAD_CFG = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 73), | |
562 | ||
563 | /* | |
564 | * Return the configured name for the device | |
565 | * in: (u64) a0=Host address where the name is copied | |
566 | * (u32) a1=Size of the buffer | |
567 | */ | |
568 | CMD_GET_CONFIG_NAME = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 74), | |
569 | ||
570 | /* | |
571 | * Enable group interrupt for the VF | |
572 | * in: (u32) a0 = GRPINTR_ENABLE : enable | |
573 | * a0 = GRPINTR_DISABLE : disable | |
574 | * a0 = GRPINTR_UPD_VECT: update group vector addr | |
575 | * in: (u32) a1 = interrupt group count | |
576 | * in: (u64) a2 = Start of host buffer address for DMAing group | |
577 | * vector bitmap | |
578 | * in: (u64) a3 = Stride between group vectors | |
579 | */ | |
580 | CMD_CONFIG_GRPINTR = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 75), | |
581 | ||
582 | /* | |
583 | * Set cq arrary base and size in a list of consective wqs and | |
584 | * rqs for a device | |
585 | * in: (u16) a0 = the wq relative index in the device. | |
586 | * -1 indicates skipping wq configuration | |
587 | * in: (u16) a1 = the wcq relative index in the device | |
588 | * in: (u16) a2 = the rq relative index in the device | |
589 | * -1 indicates skipping rq configuration | |
590 | * in: (u16) a3 = the rcq relative index in the device | |
591 | */ | |
592 | CMD_CONFIG_CQ_ARRAY = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 76), | |
593 | ||
594 | /* | |
595 | * Add an advanced filter. | |
596 | * in: (u64) a0= filter address | |
597 | * (u32) a1= size of filter | |
598 | * out: (u32) a0=filter identifier | |
599 | * | |
600 | * Capability query: | |
601 | * out: (u64) a0= 1 if capabliity query supported | |
602 | * (u64) a1= MAX filter type supported | |
603 | */ | |
604 | CMD_ADD_ADV_FILTER = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 77), | |
605 | }; | |
606 | ||
607 | /* CMD_ENABLE2 flags */ | |
608 | #define CMD_ENABLE2_STANDBY 0x0 | |
609 | #define CMD_ENABLE2_ACTIVE 0x1 | |
610 | ||
611 | /* flags for CMD_OPEN */ | |
612 | #define CMD_OPENF_OPROM 0x1 /* open coming from option rom */ | |
613 | ||
614 | /* flags for CMD_INIT */ | |
615 | #define CMD_INITF_DEFAULT_MAC 0x1 /* init with default mac addr */ | |
616 | ||
617 | /* flags for CMD_PACKET_FILTER */ | |
618 | #define CMD_PFILTER_DIRECTED 0x01 | |
619 | #define CMD_PFILTER_MULTICAST 0x02 | |
620 | #define CMD_PFILTER_BROADCAST 0x04 | |
621 | #define CMD_PFILTER_PROMISCUOUS 0x08 | |
622 | #define CMD_PFILTER_ALL_MULTICAST 0x10 | |
623 | ||
624 | /* Commands for CMD_QP_ENABLE/CM_QP_DISABLE */ | |
625 | #define CMD_QP_RQWQ 0x0 | |
626 | ||
627 | /* rewrite modes for CMD_IG_VLAN_REWRITE_MODE */ | |
628 | #define IG_VLAN_REWRITE_MODE_DEFAULT_TRUNK 0 | |
629 | #define IG_VLAN_REWRITE_MODE_UNTAG_DEFAULT_VLAN 1 | |
630 | #define IG_VLAN_REWRITE_MODE_PRIORITY_TAG_DEFAULT_VLAN 2 | |
631 | #define IG_VLAN_REWRITE_MODE_PASS_THRU 3 | |
632 | ||
633 | enum vnic_devcmd_status { | |
634 | STAT_NONE = 0, | |
635 | STAT_BUSY = 1 << 0, /* cmd in progress */ | |
636 | STAT_ERROR = 1 << 1, /* last cmd caused error (code in a0) */ | |
637 | STAT_FAILOVER = 1 << 2, /* always set on vnics in pci standby state | |
638 | * if seen a failover to the standby happened | |
639 | */ | |
640 | }; | |
641 | ||
642 | enum vnic_devcmd_error { | |
643 | ERR_SUCCESS = 0, | |
644 | ERR_EINVAL = 1, | |
645 | ERR_EFAULT = 2, | |
646 | ERR_EPERM = 3, | |
647 | ERR_EBUSY = 4, | |
648 | ERR_ECMDUNKNOWN = 5, | |
649 | ERR_EBADSTATE = 6, | |
650 | ERR_ENOMEM = 7, | |
651 | ERR_ETIMEDOUT = 8, | |
652 | ERR_ELINKDOWN = 9, | |
653 | ERR_EMAXRES = 10, | |
654 | ERR_ENOTSUPPORTED = 11, | |
655 | ERR_EINPROGRESS = 12, | |
656 | ERR_MAX | |
657 | }; | |
658 | ||
659 | /* | |
660 | * note: hw_version and asic_rev refer to the same thing, | |
661 | * but have different formats. hw_version is | |
662 | * a 32-byte string (e.g. "A2") and asic_rev is | |
663 | * a 16-bit integer (e.g. 0xA2). | |
664 | */ | |
665 | struct vnic_devcmd_fw_info { | |
666 | char fw_version[32]; | |
667 | char fw_build[32]; | |
668 | char hw_version[32]; | |
669 | char hw_serial_number[32]; | |
670 | u16 asic_type; | |
671 | u16 asic_rev; | |
672 | }; | |
673 | ||
674 | enum fwinfo_asic_type { | |
675 | FWINFO_ASIC_TYPE_UNKNOWN, | |
676 | FWINFO_ASIC_TYPE_PALO, | |
677 | FWINFO_ASIC_TYPE_SERENO, | |
678 | FWINFO_ASIC_TYPE_CRUZ, | |
679 | }; | |
680 | ||
681 | struct vnic_devcmd_notify { | |
682 | u32 csum; /* checksum over following words */ | |
683 | ||
684 | u32 link_state; /* link up == 1 */ | |
685 | u32 port_speed; /* effective port speed (rate limit) */ | |
686 | u32 mtu; /* MTU */ | |
687 | u32 msglvl; /* requested driver msg lvl */ | |
688 | u32 uif; /* uplink interface */ | |
689 | u32 status; /* status bits (see VNIC_STF_*) */ | |
690 | u32 error; /* error code (see ERR_*) for first ERR */ | |
691 | u32 link_down_cnt; /* running count of link down transitions */ | |
692 | u32 perbi_rebuild_cnt; /* running count of perbi rebuilds */ | |
693 | }; | |
694 | #define VNIC_STF_FATAL_ERR 0x0001 /* fatal fw error */ | |
695 | #define VNIC_STF_STD_PAUSE 0x0002 /* standard link-level pause on */ | |
696 | #define VNIC_STF_PFC_PAUSE 0x0004 /* priority flow control pause on */ | |
697 | /* all supported status flags */ | |
698 | #define VNIC_STF_ALL (VNIC_STF_FATAL_ERR |\ | |
699 | VNIC_STF_STD_PAUSE |\ | |
700 | VNIC_STF_PFC_PAUSE |\ | |
701 | 0) | |
702 | ||
703 | struct vnic_devcmd_provinfo { | |
704 | u8 oui[3]; | |
705 | u8 type; | |
706 | u8 data[0]; | |
707 | }; | |
708 | ||
709 | /* | |
710 | * These are used in flags field of different filters to denote | |
711 | * valid fields used. | |
712 | */ | |
713 | #define FILTER_FIELD_VALID(fld) (1 << (fld - 1)) | |
714 | ||
715 | #define FILTER_FIELD_USNIC_VLAN FILTER_FIELD_VALID(1) | |
716 | #define FILTER_FIELD_USNIC_ETHTYPE FILTER_FIELD_VALID(2) | |
717 | #define FILTER_FIELD_USNIC_PROTO FILTER_FIELD_VALID(3) | |
718 | #define FILTER_FIELD_USNIC_ID FILTER_FIELD_VALID(4) | |
719 | ||
720 | #define FILTER_FIELDS_USNIC (FILTER_FIELD_USNIC_VLAN | \ | |
721 | FILTER_FIELD_USNIC_ETHTYPE | \ | |
722 | FILTER_FIELD_USNIC_PROTO | \ | |
723 | FILTER_FIELD_USNIC_ID) | |
724 | ||
725 | struct filter_usnic_id { | |
726 | u32 flags; | |
727 | u16 vlan; | |
728 | u16 ethtype; | |
729 | u8 proto_version; | |
730 | u32 usnic_id; | |
731 | } __attribute__((packed)); | |
732 | ||
733 | #define FILTER_FIELD_5TUP_PROTO FILTER_FIELD_VALID(1) | |
734 | #define FILTER_FIELD_5TUP_SRC_AD FILTER_FIELD_VALID(2) | |
735 | #define FILTER_FIELD_5TUP_DST_AD FILTER_FIELD_VALID(3) | |
736 | #define FILTER_FIELD_5TUP_SRC_PT FILTER_FIELD_VALID(4) | |
737 | #define FILTER_FIELD_5TUP_DST_PT FILTER_FIELD_VALID(5) | |
738 | ||
739 | #define FILTER_FIELDS_IPV4_5TUPLE (FILTER_FIELD_5TUP_PROTO | \ | |
740 | FILTER_FIELD_5TUP_SRC_AD | \ | |
741 | FILTER_FIELD_5TUP_DST_AD | \ | |
742 | FILTER_FIELD_5TUP_SRC_PT | \ | |
743 | FILTER_FIELD_5TUP_DST_PT) | |
744 | ||
745 | /* Enums for the protocol field. */ | |
746 | enum protocol_e { | |
747 | PROTO_UDP = 0, | |
748 | PROTO_TCP = 1, | |
749 | PROTO_IPV4 = 2, | |
750 | PROTO_IPV6 = 3 | |
751 | }; | |
752 | ||
753 | struct filter_ipv4_5tuple { | |
754 | u32 flags; | |
755 | u32 protocol; | |
756 | u32 src_addr; | |
757 | u32 dst_addr; | |
758 | u16 src_port; | |
759 | u16 dst_port; | |
760 | } __attribute__((packed)); | |
761 | ||
762 | #define FILTER_FIELD_VMQ_VLAN FILTER_FIELD_VALID(1) | |
763 | #define FILTER_FIELD_VMQ_MAC FILTER_FIELD_VALID(2) | |
764 | ||
765 | #define FILTER_FIELDS_MAC_VLAN (FILTER_FIELD_VMQ_VLAN | \ | |
766 | FILTER_FIELD_VMQ_MAC) | |
767 | ||
768 | #define FILTER_FIELDS_NVGRE FILTER_FIELD_VMQ_MAC | |
769 | ||
770 | struct filter_mac_vlan { | |
771 | u32 flags; | |
772 | u16 vlan; | |
773 | u8 mac_addr[6]; | |
774 | } __attribute__((packed)); | |
775 | ||
776 | #define FILTER_FIELD_VLAN_IP_3TUP_VLAN FILTER_FIELD_VALID(1) | |
777 | #define FILTER_FIELD_VLAN_IP_3TUP_L3_PROTO FILTER_FIELD_VALID(2) | |
778 | #define FILTER_FIELD_VLAN_IP_3TUP_DST_AD FILTER_FIELD_VALID(3) | |
779 | #define FILTER_FIELD_VLAN_IP_3TUP_L4_PROTO FILTER_FIELD_VALID(4) | |
780 | #define FILTER_FIELD_VLAN_IP_3TUP_DST_PT FILTER_FIELD_VALID(5) | |
781 | ||
782 | #define FILTER_FIELDS_VLAN_IP_3TUP (FILTER_FIELD_VLAN_IP_3TUP_VLAN | \ | |
783 | FILTER_FIELD_VLAN_IP_3TUP_L3_PROTO | \ | |
784 | FILTER_FIELD_VLAN_IP_3TUP_DST_AD | \ | |
785 | FILTER_FIELD_VLAN_IP_3TUP_L4_PROTO | \ | |
786 | FILTER_FIELD_VLAN_IP_3TUP_DST_PT) | |
787 | ||
788 | struct filter_vlan_ip_3tuple { | |
789 | u32 flags; | |
790 | u16 vlan; | |
791 | u16 l3_protocol; | |
792 | union { | |
793 | u32 dst_addr_v4; | |
794 | u8 dst_addr_v6[16]; | |
795 | } u; | |
796 | u32 l4_protocol; | |
797 | u16 dst_port; | |
798 | } __attribute__((packed)); | |
799 | ||
800 | #define FILTER_GENERIC_1_BYTES 64 | |
801 | ||
802 | enum filter_generic_1_layer { | |
803 | FILTER_GENERIC_1_L2, | |
804 | FILTER_GENERIC_1_L3, | |
805 | FILTER_GENERIC_1_L4, | |
806 | FILTER_GENERIC_1_L5, | |
807 | FILTER_GENERIC_1_NUM_LAYERS | |
808 | }; | |
809 | ||
810 | #define FILTER_GENERIC_1_IPV4 (1 << 0) | |
811 | #define FILTER_GENERIC_1_IPV6 (1 << 1) | |
812 | #define FILTER_GENERIC_1_UDP (1 << 2) | |
813 | #define FILTER_GENERIC_1_TCP (1 << 3) | |
814 | #define FILTER_GENERIC_1_TCP_OR_UDP (1 << 4) | |
815 | #define FILTER_GENERIC_1_IP4SUM_OK (1 << 5) | |
816 | #define FILTER_GENERIC_1_L4SUM_OK (1 << 6) | |
817 | #define FILTER_GENERIC_1_IPFRAG (1 << 7) | |
818 | ||
819 | #define FILTER_GENERIC_1_KEY_LEN 64 | |
820 | ||
821 | /* | |
822 | * Version 1 of generic filter specification | |
823 | * position is only 16 bits, reserving positions > 64k to be used by firmware | |
824 | */ | |
825 | struct filter_generic_1 { | |
826 | u16 position; /* lower position comes first */ | |
827 | u32 mask_flags; | |
828 | u32 val_flags; | |
829 | u16 mask_vlan; | |
830 | u16 val_vlan; | |
831 | struct { | |
832 | u8 mask[FILTER_GENERIC_1_KEY_LEN]; /* 0 bit means "don't care"*/ | |
833 | u8 val[FILTER_GENERIC_1_KEY_LEN]; | |
834 | } __attribute__((packed)) layer[FILTER_GENERIC_1_NUM_LAYERS]; | |
835 | } __attribute__((packed)); | |
836 | ||
837 | /* Specifies the filter_action type. */ | |
838 | enum { | |
839 | FILTER_ACTION_RQ_STEERING = 0, | |
840 | FILTER_ACTION_MAX | |
841 | }; | |
842 | ||
843 | struct filter_action { | |
844 | u32 type; | |
845 | union { | |
846 | u32 rq_idx; | |
847 | } u; | |
848 | } __attribute__((packed)); | |
849 | ||
850 | /* Specifies the filter type. */ | |
851 | enum filter_type { | |
852 | FILTER_USNIC_ID = 0, | |
853 | FILTER_IPV4_5TUPLE = 1, | |
854 | FILTER_MAC_VLAN = 2, | |
855 | FILTER_VLAN_IP_3TUPLE = 3, | |
856 | FILTER_NVGRE_VMQ = 4, | |
857 | FILTER_USNIC_IP = 5, | |
858 | FILTER_DPDK_1 = 6, | |
859 | FILTER_MAX | |
860 | }; | |
861 | ||
862 | struct filter { | |
863 | u32 type; | |
864 | union { | |
865 | struct filter_usnic_id usnic; | |
866 | struct filter_ipv4_5tuple ipv4; | |
867 | struct filter_mac_vlan mac_vlan; | |
868 | struct filter_vlan_ip_3tuple vlan_3tuple; | |
869 | } u; | |
870 | } __attribute__((packed)); | |
871 | ||
872 | /* | |
873 | * This is a strict superset of "struct filter" and exists only | |
874 | * because many drivers use "sizeof (struct filter)" in deciding TLV size. | |
875 | * This new, larger struct filter would cause any code that uses that method | |
876 | * to not work with older firmware, so we add filter_v2 to hold the | |
877 | * new filter types. Drivers should use vnic_filter_size() to determine | |
878 | * the TLV size instead of sizeof (struct fiter_v2) to guard against future | |
879 | * growth. | |
880 | */ | |
881 | struct filter_v2 { | |
882 | u32 type; | |
883 | union { | |
884 | struct filter_usnic_id usnic; | |
885 | struct filter_ipv4_5tuple ipv4; | |
886 | struct filter_mac_vlan mac_vlan; | |
887 | struct filter_vlan_ip_3tuple vlan_3tuple; | |
888 | struct filter_generic_1 generic_1; | |
889 | } u; | |
890 | } __attribute__((packed)); | |
891 | ||
892 | enum { | |
893 | CLSF_TLV_FILTER = 0, | |
894 | CLSF_TLV_ACTION = 1, | |
895 | }; | |
896 | ||
897 | struct filter_tlv { | |
898 | u_int32_t type; | |
899 | u_int32_t length; | |
900 | u_int32_t val[0]; | |
901 | }; | |
902 | ||
903 | /* Data for CMD_ADD_FILTER is 2 TLV and filter + action structs */ | |
904 | #define FILTER_MAX_BUF_SIZE 100 | |
905 | #define FILTER_V2_MAX_BUF_SIZE (sizeof(struct filter_v2) + \ | |
906 | sizeof(struct filter_action) + \ | |
907 | (2 * sizeof(struct filter_tlv))) | |
908 | ||
909 | /* | |
910 | * Compute actual structure size given filter type. To be "future-proof," | |
911 | * drivers should use this instead of "sizeof (struct filter_v2)" when | |
912 | * computing length for TLV. | |
913 | */ | |
914 | static inline u_int32_t | |
915 | vnic_filter_size(struct filter_v2 *fp) | |
916 | { | |
917 | u_int32_t size; | |
918 | ||
919 | switch (fp->type) { | |
920 | case FILTER_USNIC_ID: | |
921 | size = sizeof(fp->u.usnic); | |
922 | break; | |
923 | case FILTER_IPV4_5TUPLE: | |
924 | size = sizeof(fp->u.ipv4); | |
925 | break; | |
926 | case FILTER_MAC_VLAN: | |
927 | case FILTER_NVGRE_VMQ: | |
928 | size = sizeof(fp->u.mac_vlan); | |
929 | break; | |
930 | case FILTER_VLAN_IP_3TUPLE: | |
931 | size = sizeof(fp->u.vlan_3tuple); | |
932 | break; | |
933 | case FILTER_USNIC_IP: | |
934 | case FILTER_DPDK_1: | |
935 | size = sizeof(fp->u.generic_1); | |
936 | break; | |
937 | default: | |
938 | size = sizeof(fp->u); | |
939 | break; | |
940 | } | |
941 | size += sizeof(fp->type); | |
942 | return size; | |
943 | } | |
944 | ||
945 | ||
946 | enum { | |
947 | CLSF_ADD = 0, | |
948 | CLSF_DEL = 1, | |
949 | }; | |
950 | ||
951 | /* | |
952 | * Writing cmd register causes STAT_BUSY to get set in status register. | |
953 | * When cmd completes, STAT_BUSY will be cleared. | |
954 | * | |
955 | * If cmd completed successfully STAT_ERROR will be clear | |
956 | * and args registers contain cmd-specific results. | |
957 | * | |
958 | * If cmd error, STAT_ERROR will be set and args[0] contains error code. | |
959 | * | |
960 | * status register is read-only. While STAT_BUSY is set, | |
961 | * all other register contents are read-only. | |
962 | */ | |
963 | ||
964 | /* Make sizeof(vnic_devcmd) a power-of-2 for I/O BAR. */ | |
965 | #define VNIC_DEVCMD_NARGS 15 | |
966 | struct vnic_devcmd { | |
967 | u32 status; /* RO */ | |
968 | u32 cmd; /* RW */ | |
969 | u64 args[VNIC_DEVCMD_NARGS]; /* RW cmd args (little-endian) */ | |
970 | }; | |
971 | ||
972 | /* | |
973 | * Version 2 of the interface. | |
974 | * | |
975 | * Some things are carried over, notably the vnic_devcmd_cmd enum. | |
976 | */ | |
977 | ||
978 | /* | |
979 | * Flags for vnic_devcmd2.flags | |
980 | */ | |
981 | ||
982 | #define DEVCMD2_FNORESULT 0x1 /* Don't copy result to host */ | |
983 | ||
984 | #define VNIC_DEVCMD2_NARGS VNIC_DEVCMD_NARGS | |
985 | struct vnic_devcmd2 { | |
986 | u16 pad; | |
987 | u16 flags; | |
988 | u32 cmd; /* same command #defines as original */ | |
989 | u64 args[VNIC_DEVCMD2_NARGS]; | |
990 | }; | |
991 | ||
992 | #define VNIC_DEVCMD2_NRESULTS VNIC_DEVCMD_NARGS | |
993 | struct devcmd2_result { | |
994 | u64 results[VNIC_DEVCMD2_NRESULTS]; | |
995 | u32 pad; | |
996 | u16 completed_index; /* into copy WQ */ | |
997 | u8 error; /* same error codes as original */ | |
998 | u8 color; /* 0 or 1 as with completion queues */ | |
999 | }; | |
1000 | ||
1001 | #define DEVCMD2_RING_SIZE 32 | |
1002 | #define DEVCMD2_DESC_SIZE 128 | |
1003 | ||
1004 | #define DEVCMD2_RESULTS_SIZE_MAX ((1 << 16) - 1) | |
1005 | ||
1006 | /* Overlay related definitions */ | |
1007 | ||
1008 | /* | |
1009 | * This enum lists the flag associated with each of the overlay features | |
1010 | */ | |
1011 | typedef enum { | |
1012 | OVERLAY_FEATURE_NVGRE = 1, | |
1013 | OVERLAY_FEATURE_VXLAN, | |
1014 | OVERLAY_FEATURE_MAX, | |
1015 | } overlay_feature_t; | |
1016 | ||
1017 | #define OVERLAY_OFFLOAD_ENABLE 0 | |
1018 | #define OVERLAY_OFFLOAD_DISABLE 1 | |
1019 | #define OVERLAY_OFFLOAD_ENABLE_V2 2 | |
1020 | ||
1021 | #define OVERLAY_CFG_VXLAN_PORT_UPDATE 0 | |
1022 | ||
1023 | /* | |
1024 | * Use this enum to get the supported versions for each of these features | |
1025 | * If you need to use the devcmd_get_supported_feature_version(), add | |
1026 | * the new feature into this enum and install function handler in devcmd.c | |
1027 | */ | |
1028 | typedef enum { | |
1029 | VIC_FEATURE_VXLAN, | |
1030 | VIC_FEATURE_RDMA, | |
1031 | VIC_FEATURE_MAX, | |
1032 | } vic_feature_t; | |
1033 | ||
1034 | /* | |
1035 | * CMD_CONFIG_GRPINTR subcommands | |
1036 | */ | |
1037 | typedef enum { | |
1038 | GRPINTR_ENABLE = 1, | |
1039 | GRPINTR_DISABLE, | |
1040 | GRPINTR_UPD_VECT, | |
1041 | } grpintr_subcmd_t; | |
1042 | ||
1043 | #endif /* _VNIC_DEVCMD_H_ */ |