Branch data Line data Source code
1 : : /* SPDX-License-Identifier: BSD-3-Clause
2 : : * Copyright(c) 2001-2023 Intel Corporation
3 : : */
4 : :
5 : : #include "ice_ddp.h"
6 : : #include "ice_type.h"
7 : : #include "ice_common.h"
8 : : #include "ice_sched.h"
9 : :
10 : : /**
11 : : * ice_aq_download_pkg
12 : : * @hw: pointer to the hardware structure
13 : : * @pkg_buf: the package buffer to transfer
14 : : * @buf_size: the size of the package buffer
15 : : * @last_buf: last buffer indicator
16 : : * @error_offset: returns error offset
17 : : * @error_info: returns error information
18 : : * @cd: pointer to command details structure or NULL
19 : : *
20 : : * Download Package (0x0C40)
21 : : */
22 : : static int
23 : 0 : ice_aq_download_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
24 : : u16 buf_size, bool last_buf, u32 *error_offset,
25 : : u32 *error_info, struct ice_sq_cd *cd)
26 : : {
27 : : struct ice_aqc_download_pkg *cmd;
28 : : struct ice_aq_desc desc;
29 : : int status;
30 : :
31 [ # # ]: 0 : if (error_offset)
32 : 0 : *error_offset = 0;
33 [ # # ]: 0 : if (error_info)
34 : 0 : *error_info = 0;
35 : :
36 : : cmd = &desc.params.download_pkg;
37 : 0 : ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_download_pkg);
38 : 0 : desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
39 : :
40 [ # # ]: 0 : if (last_buf)
41 : 0 : cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
42 : :
43 : 0 : status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
44 [ # # ]: 0 : if (status == ICE_ERR_AQ_ERROR) {
45 : : /* Read error from buffer only when the FW returned an error */
46 : : struct ice_aqc_download_pkg_resp *resp;
47 : :
48 : : resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
49 [ # # ]: 0 : if (error_offset)
50 : 0 : *error_offset = LE32_TO_CPU(resp->error_offset);
51 [ # # ]: 0 : if (error_info)
52 : 0 : *error_info = LE32_TO_CPU(resp->error_info);
53 : : }
54 : :
55 : 0 : return status;
56 : : }
57 : :
58 : : /**
59 : : * ice_aq_upload_section
60 : : * @hw: pointer to the hardware structure
61 : : * @pkg_buf: the package buffer which will receive the section
62 : : * @buf_size: the size of the package buffer
63 : : * @cd: pointer to command details structure or NULL
64 : : *
65 : : * Upload Section (0x0C41)
66 : : */
67 : : int
68 : 0 : ice_aq_upload_section(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
69 : : u16 buf_size, struct ice_sq_cd *cd)
70 : : {
71 : : struct ice_aq_desc desc;
72 : :
73 : 0 : ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_upload_section);
74 : 0 : desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
75 : :
76 : 0 : return ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
77 : : }
78 : :
79 : : /**
80 : : * ice_aq_update_pkg
81 : : * @hw: pointer to the hardware structure
82 : : * @pkg_buf: the package cmd buffer
83 : : * @buf_size: the size of the package cmd buffer
84 : : * @last_buf: last buffer indicator
85 : : * @error_offset: returns error offset
86 : : * @error_info: returns error information
87 : : * @cd: pointer to command details structure or NULL
88 : : *
89 : : * Update Package (0x0C42)
90 : : */
91 : : static int
92 : 0 : ice_aq_update_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf, u16 buf_size,
93 : : bool last_buf, u32 *error_offset, u32 *error_info,
94 : : struct ice_sq_cd *cd)
95 : : {
96 : : struct ice_aqc_download_pkg *cmd;
97 : : struct ice_aq_desc desc;
98 : : int status;
99 : :
100 [ # # ]: 0 : if (error_offset)
101 : 0 : *error_offset = 0;
102 [ # # ]: 0 : if (error_info)
103 : 0 : *error_info = 0;
104 : :
105 : : cmd = &desc.params.download_pkg;
106 : 0 : ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_update_pkg);
107 : 0 : desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
108 : :
109 [ # # ]: 0 : if (last_buf)
110 : 0 : cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
111 : :
112 : 0 : status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
113 [ # # ]: 0 : if (status == ICE_ERR_AQ_ERROR) {
114 : : /* Read error from buffer only when the FW returned an error */
115 : : struct ice_aqc_download_pkg_resp *resp;
116 : :
117 : : resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
118 [ # # ]: 0 : if (error_offset)
119 : 0 : *error_offset = LE32_TO_CPU(resp->error_offset);
120 [ # # ]: 0 : if (error_info)
121 : 0 : *error_info = LE32_TO_CPU(resp->error_info);
122 : : }
123 : :
124 : 0 : return status;
125 : : }
126 : :
127 : : /**
128 : : * ice_find_seg_in_pkg
129 : : * @hw: pointer to the hardware structure
130 : : * @seg_type: the segment type to search for (i.e., SEGMENT_TYPE_CPK)
131 : : * @pkg_hdr: pointer to the package header to be searched
132 : : *
133 : : * This function searches a package file for a particular segment type. On
134 : : * success it returns a pointer to the segment header, otherwise it will
135 : : * return NULL.
136 : : */
137 : : struct ice_generic_seg_hdr *
138 : 0 : ice_find_seg_in_pkg(struct ice_hw *hw, u32 seg_type,
139 : : struct ice_pkg_hdr *pkg_hdr)
140 : : {
141 : : u32 i;
142 : :
143 [ # # ]: 0 : ice_debug(hw, ICE_DBG_PKG, "Package format version: %d.%d.%d.%d\n",
144 : : pkg_hdr->pkg_format_ver.major, pkg_hdr->pkg_format_ver.minor,
145 : : pkg_hdr->pkg_format_ver.update,
146 : : pkg_hdr->pkg_format_ver.draft);
147 : :
148 : : /* Search all package segments for the requested segment type */
149 [ # # ]: 0 : for (i = 0; i < LE32_TO_CPU(pkg_hdr->seg_count); i++) {
150 : : struct ice_generic_seg_hdr *seg;
151 : :
152 : 0 : seg = (struct ice_generic_seg_hdr *)
153 : 0 : ((u8 *)pkg_hdr + LE32_TO_CPU(pkg_hdr->seg_offset[i]));
154 : :
155 [ # # ]: 0 : if (LE32_TO_CPU(seg->seg_type) == seg_type)
156 : 0 : return seg;
157 : : }
158 : :
159 : : return NULL;
160 : : }
161 : :
162 : : /**
163 : : * ice_get_pkg_seg_by_idx
164 : : * @pkg_hdr: pointer to the package header to be searched
165 : : * @idx: index of segment
166 : : */
167 : : static struct ice_generic_seg_hdr *
168 : : ice_get_pkg_seg_by_idx(struct ice_pkg_hdr *pkg_hdr, u32 idx)
169 : : {
170 : : struct ice_generic_seg_hdr *seg = NULL;
171 : :
172 : 0 : if (idx < LE32_TO_CPU(pkg_hdr->seg_count))
173 : 0 : seg = (struct ice_generic_seg_hdr *)
174 : : ((u8 *)pkg_hdr +
175 : 0 : LE32_TO_CPU(pkg_hdr->seg_offset[idx]));
176 : :
177 : : return seg;
178 : : }
179 : :
180 : : /**
181 : : * ice_is_signing_seg_at_idx - determine if segment is a signing segment
182 : : * @pkg_hdr: pointer to package header
183 : : * @idx: segment index
184 : : */
185 : : static bool ice_is_signing_seg_at_idx(struct ice_pkg_hdr *pkg_hdr, u32 idx)
186 : : {
187 : : struct ice_generic_seg_hdr *seg;
188 : : bool retval = false;
189 : :
190 : : seg = ice_get_pkg_seg_by_idx(pkg_hdr, idx);
191 : : if (seg)
192 : 0 : retval = LE32_TO_CPU(seg->seg_type) == SEGMENT_TYPE_SIGNING;
193 : :
194 : : return retval;
195 : : }
196 : :
197 : : /**
198 : : * ice_is_signing_seg_type_at_idx
199 : : * @pkg_hdr: pointer to package header
200 : : * @idx: segment index
201 : : * @seg_id: segment id that is expected
202 : : * @sign_type: signing type
203 : : *
204 : : * Determine if a segment is a signing segment of the correct type
205 : : */
206 : : static bool
207 : : ice_is_signing_seg_type_at_idx(struct ice_pkg_hdr *pkg_hdr, u32 idx,
208 : : u32 seg_id, u32 sign_type)
209 : : {
210 : : bool result = false;
211 : :
212 [ # # ]: 0 : if (ice_is_signing_seg_at_idx(pkg_hdr, idx)) {
213 : : struct ice_sign_seg *seg;
214 : :
215 : : seg = (struct ice_sign_seg *)ice_get_pkg_seg_by_idx(pkg_hdr,
216 : : idx);
217 [ # # # # ]: 0 : if (seg && LE32_TO_CPU(seg->seg_id) == seg_id &&
218 [ # # # # ]: 0 : LE32_TO_CPU(seg->sign_type) == sign_type)
219 : : result = true;
220 : : }
221 : :
222 : : return result;
223 : : }
224 : :
225 : : /**
226 : : * ice_update_pkg_no_lock
227 : : * @hw: pointer to the hardware structure
228 : : * @bufs: pointer to an array of buffers
229 : : * @count: the number of buffers in the array
230 : : */
231 : : int
232 : 0 : ice_update_pkg_no_lock(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
233 : : {
234 : : int status = 0;
235 : : u32 i;
236 : :
237 [ # # ]: 0 : for (i = 0; i < count; i++) {
238 : 0 : struct ice_buf_hdr *bh = (struct ice_buf_hdr *)(bufs + i);
239 : 0 : bool last = ((i + 1) == count);
240 : : u32 offset, info;
241 : :
242 : 0 : status = ice_aq_update_pkg(hw, bh, LE16_TO_CPU(bh->data_end),
243 : : last, &offset, &info, NULL);
244 : :
245 [ # # ]: 0 : if (status) {
246 [ # # ]: 0 : ice_debug(hw, ICE_DBG_PKG, "Update pkg failed: err %d off %d inf %d\n",
247 : : status, offset, info);
248 : 0 : break;
249 : : }
250 : : }
251 : :
252 : 0 : return status;
253 : : }
254 : :
255 : : /**
256 : : * ice_update_pkg
257 : : * @hw: pointer to the hardware structure
258 : : * @bufs: pointer to an array of buffers
259 : : * @count: the number of buffers in the array
260 : : *
261 : : * Obtains change lock and updates package.
262 : : */
263 : : int
264 : 0 : ice_update_pkg(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
265 : : {
266 : : int status;
267 : :
268 : 0 : status = ice_acquire_change_lock(hw, ICE_RES_WRITE);
269 [ # # ]: 0 : if (status)
270 : : return status;
271 : :
272 : 0 : status = ice_update_pkg_no_lock(hw, bufs, count);
273 : :
274 : 0 : ice_release_change_lock(hw);
275 : :
276 : 0 : return status;
277 : : }
278 : :
279 : : static enum ice_ddp_state
280 : : ice_map_aq_err_to_ddp_state(enum ice_aq_err aq_err)
281 : : {
282 : : switch (aq_err) {
283 : : case ICE_AQ_RC_ENOSEC:
284 : : return ICE_DDP_PKG_NO_SEC_MANIFEST;
285 : : case ICE_AQ_RC_EBADSIG:
286 : : return ICE_DDP_PKG_FILE_SIGNATURE_INVALID;
287 : : case ICE_AQ_RC_ESVN:
288 : : return ICE_DDP_PKG_SECURE_VERSION_NBR_TOO_LOW;
289 : : case ICE_AQ_RC_EBADMAN:
290 : : return ICE_DDP_PKG_MANIFEST_INVALID;
291 : : case ICE_AQ_RC_EBADBUF:
292 : : return ICE_DDP_PKG_BUFFER_INVALID;
293 : : default:
294 : : return ICE_DDP_PKG_ERR;
295 : : }
296 : : }
297 : :
298 : : /**
299 : : * ice_is_buffer_metadata - determine if package buffer is a metadata buffer
300 : : * @buf: pointer to buffer header
301 : : */
302 : : static bool ice_is_buffer_metadata(struct ice_buf_hdr *buf)
303 : : {
304 : : bool metadata = false;
305 : :
306 [ # # ]: 0 : if (LE32_TO_CPU(buf->section_entry[0].type) & ICE_METADATA_BUF)
307 : : metadata = true;
308 : :
309 : : return metadata;
310 : : }
311 : :
312 : : /**
313 : : * ice_is_last_download_buffer
314 : : * @buf: pointer to current buffer header
315 : : * @idx: index of the buffer in the current sequence
316 : : * @count: the buffer count in the current sequence
317 : : *
318 : : * Note: this routine should only be called if the buffer is not the last buffer
319 : : */
320 : : static bool
321 : : ice_is_last_download_buffer(struct ice_buf_hdr *buf, u32 idx, u32 count)
322 : : {
323 : 0 : bool last = ((idx + 1) == count);
324 : :
325 : : /* A set metadata flag in the next buffer will signal that the current
326 : : * buffer will be the last buffer downloaded
327 : : */
328 [ # # ]: 0 : if (!last) {
329 : : struct ice_buf *next_buf = ((struct ice_buf *)buf) + 1;
330 : :
331 : : last = ice_is_buffer_metadata((struct ice_buf_hdr *)next_buf);
332 : : }
333 : :
334 : : return last;
335 : : }
336 : :
337 : : /**
338 : : * ice_dwnld_cfg_bufs_no_lock
339 : : * @hw: pointer to the hardware structure
340 : : * @bufs: pointer to an array of buffers
341 : : * @start: buffer index of first buffer to download
342 : : * @count: the number of buffers to download
343 : : * @indicate_last: if true, then set last buffer flag on last buffer download
344 : : *
345 : : * Downloads package configuration buffers to the firmware. Metadata buffers
346 : : * are skipped, and the first metadata buffer found indicates that the rest
347 : : * of the buffers are all metadata buffers.
348 : : */
349 : : static enum ice_ddp_state
350 : 0 : ice_dwnld_cfg_bufs_no_lock(struct ice_hw *hw, struct ice_buf *bufs, u32 start,
351 : : u32 count, bool indicate_last)
352 : : {
353 : : enum ice_ddp_state state = ICE_DDP_PKG_SUCCESS;
354 : : struct ice_buf_hdr *bh;
355 : : enum ice_aq_err err;
356 : : u32 offset, info, i;
357 : :
358 [ # # ]: 0 : if (!bufs || !count)
359 : : return ICE_DDP_PKG_ERR;
360 : :
361 : : /* If the first buffer's first section has its metadata bit set
362 : : * then there are no buffers to be downloaded, and the operation is
363 : : * considered a success.
364 : : */
365 : 0 : bh = (struct ice_buf_hdr *)(bufs + start);
366 [ # # ]: 0 : if (LE32_TO_CPU(bh->section_entry[0].type) & ICE_METADATA_BUF)
367 : : return ICE_DDP_PKG_SUCCESS;
368 : :
369 [ # # ]: 0 : for (i = 0; i < count; i++) {
370 : : bool last = false;
371 : : int status;
372 : :
373 : 0 : bh = (struct ice_buf_hdr *)(bufs + start + i);
374 : :
375 [ # # ]: 0 : if (indicate_last)
376 : : last = ice_is_last_download_buffer(bh, i, count);
377 : :
378 : 0 : status = ice_aq_download_pkg(hw, bh, ICE_PKG_BUF_SIZE, last,
379 : : &offset, &info, NULL);
380 : :
381 : : /* Save AQ status from download package */
382 [ # # ]: 0 : if (status) {
383 [ # # ]: 0 : ice_debug(hw, ICE_DBG_PKG, "Pkg download failed: err %d off %d inf %d\n",
384 : : status, offset, info);
385 [ # # ]: 0 : err = hw->adminq.sq_last_status;
386 : : state = ice_map_aq_err_to_ddp_state(err);
387 : : break;
388 : : }
389 : :
390 [ # # ]: 0 : if (last)
391 : : break;
392 : : }
393 : :
394 : : return state;
395 : : }
396 : :
397 : : /**
398 : : * ice_aq_get_pkg_info_list
399 : : * @hw: pointer to the hardware structure
400 : : * @pkg_info: the buffer which will receive the information list
401 : : * @buf_size: the size of the pkg_info information buffer
402 : : * @cd: pointer to command details structure or NULL
403 : : *
404 : : * Get Package Info List (0x0C43)
405 : : */
406 : : static int
407 : : ice_aq_get_pkg_info_list(struct ice_hw *hw,
408 : : struct ice_aqc_get_pkg_info_resp *pkg_info,
409 : : u16 buf_size, struct ice_sq_cd *cd)
410 : : {
411 : : struct ice_aq_desc desc;
412 : :
413 : 0 : ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_pkg_info_list);
414 : :
415 : 0 : return ice_aq_send_cmd(hw, &desc, pkg_info, buf_size, cd);
416 : : }
417 : :
418 : : /**
419 : : * ice_get_pkg_segment_id - get correct package segment id, based on device
420 : : * @mac_type: MAC type of the device
421 : : */
422 : : static u32 ice_get_pkg_segment_id(enum ice_mac_type mac_type)
423 : : {
424 : : u32 seg_id;
425 : :
426 : 0 : switch (mac_type) {
427 : : case ICE_MAC_E830:
428 : : seg_id = SEGMENT_TYPE_ICE_E830;
429 : : break;
430 : 0 : case ICE_MAC_GENERIC:
431 : : case ICE_MAC_GENERIC_3K:
432 : : case ICE_MAC_GENERIC_3K_E825:
433 : : default:
434 : : seg_id = SEGMENT_TYPE_ICE_E810;
435 : 0 : break;
436 : : }
437 : :
438 : : return seg_id;
439 : : }
440 : :
441 : : /**
442 : : * ice_get_pkg_sign_type - get package segment sign type, based on device
443 : : * @mac_type: MAC type of the device
444 : : */
445 : : static u32 ice_get_pkg_sign_type(enum ice_mac_type mac_type)
446 : : {
447 : : u32 sign_type;
448 : :
449 : : switch (mac_type) {
450 : : case ICE_MAC_E830:
451 : : sign_type = SEGMENT_SIGN_TYPE_RSA3K_SBB;
452 : : break;
453 : : case ICE_MAC_GENERIC_3K:
454 : : sign_type = SEGMENT_SIGN_TYPE_RSA3K;
455 : : break;
456 : : case ICE_MAC_GENERIC_3K_E825:
457 : : sign_type = SEGMENT_SIGN_TYPE_RSA3K_E825;
458 : : break;
459 : : case ICE_MAC_GENERIC:
460 : : default:
461 : : sign_type = SEGMENT_SIGN_TYPE_RSA2K;
462 : : break;
463 : : }
464 : :
465 : : return sign_type;
466 : : }
467 : :
468 : : /**
469 : : * ice_get_signing_req - get correct package requirements, based on device
470 : : * @hw: pointer to the hardware structure
471 : : */
472 : : static void ice_get_signing_req(struct ice_hw *hw)
473 : : {
474 [ # # # # ]: 0 : hw->pkg_seg_id = ice_get_pkg_segment_id(hw->mac_type);
475 : 0 : hw->pkg_sign_type = ice_get_pkg_sign_type(hw->mac_type);
476 : : }
477 : :
478 : : /**
479 : : * ice_download_pkg_sig_seg - download a signature segment
480 : : * @hw: pointer to the hardware structure
481 : : * @seg: pointer to signature segment
482 : : */
483 : : static enum ice_ddp_state
484 : : ice_download_pkg_sig_seg(struct ice_hw *hw, struct ice_sign_seg *seg)
485 : : {
486 : : enum ice_ddp_state state;
487 : :
488 : 0 : state = ice_dwnld_cfg_bufs_no_lock(hw, seg->buf_tbl.buf_array, 0,
489 : : LE32_TO_CPU(seg->buf_tbl.buf_count),
490 : : false);
491 : :
492 : : return state;
493 : : }
494 : :
495 : : /**
496 : : * ice_download_pkg_config_seg - download a config segment
497 : : * @hw: pointer to the hardware structure
498 : : * @pkg_hdr: pointer to package header
499 : : * @idx: segment index
500 : : * @start: starting buffer
501 : : * @count: buffer count
502 : : * @last_seg: last segment being downloaded
503 : : *
504 : : * Note: idx must reference a ICE segment
505 : : */
506 : : static enum ice_ddp_state
507 [ # # ]: 0 : ice_download_pkg_config_seg(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr,
508 : : u32 idx, u32 start, u32 count, bool last_seg)
509 : : {
510 : : struct ice_buf_table *bufs;
511 : : enum ice_ddp_state state;
512 : : struct ice_seg *seg;
513 : : u32 buf_count;
514 : :
515 : : seg = (struct ice_seg *)ice_get_pkg_seg_by_idx(pkg_hdr, idx);
516 : : if (!seg)
517 : : return ICE_DDP_PKG_ERR;
518 : :
519 : 0 : bufs = ice_find_buf_table(seg);
520 : 0 : buf_count = LE32_TO_CPU(bufs->buf_count);
521 : :
522 [ # # # # ]: 0 : if (start >= buf_count || start + count > buf_count)
523 : : return ICE_DDP_PKG_ERR;
524 : :
525 : 0 : state = ice_dwnld_cfg_bufs_no_lock(hw, bufs->buf_array, start, count,
526 : : last_seg);
527 : :
528 : 0 : return state;
529 : : }
530 : :
531 : : /**
532 : : * ice_dwnld_sign_and_cfg_segs - download a signing segment and config segment
533 : : * @hw: pointer to the hardware structure
534 : : * @pkg_hdr: pointer to package header
535 : : * @idx: segment index (must be a signature segment)
536 : : *
537 : : * Note: idx must reference a signature segment
538 : : */
539 : : static enum ice_ddp_state
540 [ # # ]: 0 : ice_dwnld_sign_and_cfg_segs(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr,
541 : : u32 idx)
542 : : {
543 : : enum ice_ddp_state state;
544 : : struct ice_sign_seg *seg;
545 : : bool last_seg = true;
546 : : u32 conf_idx;
547 : : u32 start;
548 : : u32 count;
549 : : u32 flags;
550 : :
551 : : seg = (struct ice_sign_seg *)ice_get_pkg_seg_by_idx(pkg_hdr, idx);
552 : : if (!seg) {
553 : : state = ICE_DDP_PKG_ERR;
554 : 0 : goto exit;
555 : : }
556 : :
557 : 0 : conf_idx = LE32_TO_CPU(seg->signed_seg_idx);
558 : 0 : start = LE32_TO_CPU(seg->signed_buf_start);
559 : 0 : count = LE32_TO_CPU(seg->signed_buf_count);
560 : 0 : flags = LE32_TO_CPU(seg->flags);
561 : :
562 [ # # ]: 0 : if (flags & ICE_SIGN_SEG_FLAGS_VALID)
563 : : last_seg = !!(flags & ICE_SIGN_SEG_FLAGS_LAST);
564 : :
565 : : state = ice_download_pkg_sig_seg(hw, seg);
566 [ # # ]: 0 : if (state)
567 : 0 : goto exit;
568 : :
569 [ # # ]: 0 : if (count == 0) {
570 : : /* this is a "Reference Signature Segment" and download should
571 : : * be only for the buffers in the signature segment (and not
572 : : * the hardware configuration segment)
573 : : */
574 : 0 : goto exit;
575 : : }
576 : :
577 : 0 : state = ice_download_pkg_config_seg(hw, pkg_hdr, conf_idx, start,
578 : : count, last_seg);
579 : :
580 : 0 : exit:
581 : 0 : return state;
582 : : }
583 : :
584 : : /**
585 : : * ice_match_signing_seg - determine if a matching signing segment exists
586 : : * @pkg_hdr: pointer to package header
587 : : * @seg_id: segment id that is expected
588 : : * @sign_type: signing type
589 : : */
590 : : static bool
591 : : ice_match_signing_seg(struct ice_pkg_hdr *pkg_hdr, u32 seg_id, u32 sign_type)
592 : : {
593 : : bool match = false;
594 : : u32 i;
595 : :
596 [ # # ]: 0 : for (i = 0; i < LE32_TO_CPU(pkg_hdr->seg_count); i++) {
597 : : if (ice_is_signing_seg_type_at_idx(pkg_hdr, i, seg_id,
598 : : sign_type)) {
599 : : match = true;
600 : : break;
601 : : }
602 : : }
603 : :
604 : : return match;
605 : : }
606 : :
607 : : /**
608 : : * ice_post_dwnld_pkg_actions - perform post download package actions
609 : : * @hw: pointer to the hardware structure
610 : : */
611 : : static enum ice_ddp_state
612 : 0 : ice_post_dwnld_pkg_actions(struct ice_hw *hw)
613 : : {
614 : : enum ice_ddp_state state = ICE_DDP_PKG_SUCCESS;
615 : : int status;
616 : :
617 : 0 : status = ice_set_vlan_mode(hw);
618 [ # # ]: 0 : if (status) {
619 [ # # ]: 0 : ice_debug(hw, ICE_DBG_PKG, "Failed to set VLAN mode: err %d\n",
620 : : status);
621 : : state = ICE_DDP_PKG_ERR;
622 : : }
623 : :
624 : 0 : return state;
625 : : }
626 : :
627 : : /**
628 : : * ice_download_pkg_with_sig_seg - download package using signature segments
629 : : * @hw: pointer to the hardware structure
630 : : * @pkg_hdr: pointer to package header
631 : : */
632 : : static enum ice_ddp_state
633 : 0 : ice_download_pkg_with_sig_seg(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr)
634 : : {
635 : 0 : enum ice_aq_err aq_err = hw->adminq.sq_last_status;
636 : : enum ice_ddp_state state = ICE_DDP_PKG_ERR;
637 : : int status;
638 : : u32 i;
639 : :
640 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "Segment ID %d\n", hw->pkg_seg_id);
641 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "Signature type %d\n", hw->pkg_sign_type);
642 : :
643 : 0 : status = ice_acquire_global_cfg_lock(hw, ICE_RES_WRITE);
644 [ # # ]: 0 : if (status) {
645 [ # # ]: 0 : if (status == ICE_ERR_AQ_NO_WORK)
646 : : state = ICE_DDP_PKG_ALREADY_LOADED;
647 : : else
648 : : state = ice_map_aq_err_to_ddp_state(aq_err);
649 : 0 : return state;
650 : : }
651 : :
652 [ # # ]: 0 : for (i = 0; i < LE32_TO_CPU(pkg_hdr->seg_count); i++) {
653 [ # # ]: 0 : if (!ice_is_signing_seg_type_at_idx(pkg_hdr, i, hw->pkg_seg_id,
654 : : hw->pkg_sign_type))
655 : 0 : continue;
656 : :
657 : 0 : state = ice_dwnld_sign_and_cfg_segs(hw, pkg_hdr, i);
658 [ # # ]: 0 : if (state)
659 : : break;
660 : : }
661 : :
662 [ # # ]: 0 : if (!state)
663 : 0 : state = ice_post_dwnld_pkg_actions(hw);
664 : :
665 : 0 : ice_release_global_cfg_lock(hw);
666 : :
667 : 0 : return state;
668 : : }
669 : :
670 : : /**
671 : : * ice_dwnld_cfg_bufs
672 : : * @hw: pointer to the hardware structure
673 : : * @bufs: pointer to an array of buffers
674 : : * @count: the number of buffers in the array
675 : : *
676 : : * Obtains global config lock and downloads the package configuration buffers
677 : : * to the firmware.
678 : : */
679 : : static enum ice_ddp_state
680 : 0 : ice_dwnld_cfg_bufs(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
681 : : {
682 : : enum ice_ddp_state state = ICE_DDP_PKG_SUCCESS;
683 : : struct ice_buf_hdr *bh;
684 : : int status;
685 : :
686 [ # # ]: 0 : if (!bufs || !count)
687 : : return ICE_DDP_PKG_ERR;
688 : :
689 : : /* If the first buffer's first section has its metadata bit set
690 : : * then there are no buffers to be downloaded, and the operation is
691 : : * considered a success.
692 : : */
693 : : bh = (struct ice_buf_hdr *)bufs;
694 [ # # ]: 0 : if (LE32_TO_CPU(bh->section_entry[0].type) & ICE_METADATA_BUF)
695 : : return ICE_DDP_PKG_SUCCESS;
696 : :
697 : 0 : status = ice_acquire_global_cfg_lock(hw, ICE_RES_WRITE);
698 [ # # ]: 0 : if (status) {
699 [ # # ]: 0 : if (status == ICE_ERR_AQ_NO_WORK)
700 : : return ICE_DDP_PKG_ALREADY_LOADED;
701 [ # # ]: 0 : return ice_map_aq_err_to_ddp_state(hw->adminq.sq_last_status);
702 : : }
703 : :
704 : 0 : state = ice_dwnld_cfg_bufs_no_lock(hw, bufs, 0, count, true);
705 [ # # ]: 0 : if (!state)
706 : 0 : state = ice_post_dwnld_pkg_actions(hw);
707 : :
708 : 0 : ice_release_global_cfg_lock(hw);
709 : :
710 : 0 : return state;
711 : : }
712 : :
713 : : /**
714 : : * ice_download_pkg_without_sig_seg
715 : : * @hw: pointer to the hardware structure
716 : : * @ice_seg: pointer to the segment of the package to be downloaded
717 : : *
718 : : * Handles the download of a complete package without signature segment.
719 : : */
720 : : static enum ice_ddp_state
721 : 0 : ice_download_pkg_without_sig_seg(struct ice_hw *hw, struct ice_seg *ice_seg)
722 : : {
723 : : struct ice_buf_table *ice_buf_tbl;
724 : : enum ice_ddp_state state;
725 : :
726 [ # # ]: 0 : ice_debug(hw, ICE_DBG_PKG, "Segment format version: %d.%d.%d.%d\n",
727 : : ice_seg->hdr.seg_format_ver.major,
728 : : ice_seg->hdr.seg_format_ver.minor,
729 : : ice_seg->hdr.seg_format_ver.update,
730 : : ice_seg->hdr.seg_format_ver.draft);
731 : :
732 [ # # ]: 0 : ice_debug(hw, ICE_DBG_PKG, "Seg: type 0x%X, size %d, name %s\n",
733 : : LE32_TO_CPU(ice_seg->hdr.seg_type),
734 : : LE32_TO_CPU(ice_seg->hdr.seg_size), ice_seg->hdr.seg_id);
735 : :
736 : 0 : ice_buf_tbl = ice_find_buf_table(ice_seg);
737 : :
738 [ # # ]: 0 : ice_debug(hw, ICE_DBG_PKG, "Seg buf count: %d\n",
739 : : LE32_TO_CPU(ice_buf_tbl->buf_count));
740 : :
741 : 0 : state = ice_dwnld_cfg_bufs(hw, ice_buf_tbl->buf_array,
742 : : LE32_TO_CPU(ice_buf_tbl->buf_count));
743 : :
744 : 0 : return state;
745 : : }
746 : :
747 : : /**
748 : : * ice_download_pkg
749 : : * @hw: pointer to the hardware structure
750 : : * @pkg_hdr: pointer to package header
751 : : * @ice_seg: pointer to the segment of the package to be downloaded
752 : : *
753 : : * Handles the download of a complete package.
754 : : */
755 : : static enum ice_ddp_state
756 : 0 : ice_download_pkg(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr,
757 : : struct ice_seg *ice_seg)
758 : : {
759 : : enum ice_ddp_state state;
760 : :
761 [ # # ]: 0 : if (ice_match_signing_seg(pkg_hdr, hw->pkg_seg_id, hw->pkg_sign_type))
762 : 0 : state = ice_download_pkg_with_sig_seg(hw, pkg_hdr);
763 : : else
764 : 0 : state = ice_download_pkg_without_sig_seg(hw, ice_seg);
765 : :
766 : 0 : ice_post_pkg_dwnld_vlan_mode_cfg(hw);
767 : :
768 : 0 : return state;
769 : : }
770 : :
771 : : /**
772 : : * ice_init_pkg_info
773 : : * @hw: pointer to the hardware structure
774 : : * @pkg_hdr: pointer to the driver's package hdr
775 : : *
776 : : * Saves off the package details into the HW structure.
777 : : */
778 : : static enum ice_ddp_state
779 : 0 : ice_init_pkg_info(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr)
780 : : {
781 : : struct ice_generic_seg_hdr *seg_hdr;
782 : :
783 [ # # ]: 0 : if (!pkg_hdr)
784 : : return ICE_DDP_PKG_ERR;
785 : :
786 : : ice_get_signing_req(hw);
787 : :
788 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "Pkg using segment id: 0x%08X\n",
789 : : hw->pkg_seg_id);
790 : :
791 : 0 : seg_hdr = (struct ice_generic_seg_hdr *)
792 : : ice_find_seg_in_pkg(hw, hw->pkg_seg_id, pkg_hdr);
793 [ # # ]: 0 : if (seg_hdr) {
794 : : struct ice_meta_sect *meta;
795 : : struct ice_pkg_enum state;
796 : :
797 : : ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
798 : :
799 : : /* Get package information from the Metadata Section */
800 : : meta = (struct ice_meta_sect *)
801 : 0 : ice_pkg_enum_section((struct ice_seg *)seg_hdr, &state,
802 : : ICE_SID_METADATA);
803 [ # # ]: 0 : if (!meta) {
804 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "Did not find ice metadata section in package\n");
805 : 0 : return ICE_DDP_PKG_INVALID_FILE;
806 : : }
807 : :
808 : 0 : hw->pkg_ver = meta->ver;
809 [ # # ]: 0 : ice_memcpy(hw->pkg_name, meta->name, sizeof(meta->name),
810 : : ICE_NONDMA_TO_NONDMA);
811 : :
812 [ # # ]: 0 : ice_debug(hw, ICE_DBG_PKG, "Pkg: %d.%d.%d.%d, %s\n",
813 : : meta->ver.major, meta->ver.minor, meta->ver.update,
814 : : meta->ver.draft, meta->name);
815 : :
816 : 0 : hw->ice_seg_fmt_ver = seg_hdr->seg_format_ver;
817 [ # # ]: 0 : ice_memcpy(hw->ice_seg_id, seg_hdr->seg_id,
818 : : sizeof(hw->ice_seg_id), ICE_NONDMA_TO_NONDMA);
819 : :
820 [ # # ]: 0 : ice_debug(hw, ICE_DBG_PKG, "Ice Seg: %d.%d.%d.%d, %s\n",
821 : : seg_hdr->seg_format_ver.major,
822 : : seg_hdr->seg_format_ver.minor,
823 : : seg_hdr->seg_format_ver.update,
824 : : seg_hdr->seg_format_ver.draft,
825 : : seg_hdr->seg_id);
826 : : } else {
827 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "Did not find ice segment in driver package\n");
828 : 0 : return ICE_DDP_PKG_INVALID_FILE;
829 : : }
830 : :
831 : 0 : return ICE_DDP_PKG_SUCCESS;
832 : : }
833 : :
834 : : /**
835 : : * ice_get_pkg_info
836 : : * @hw: pointer to the hardware structure
837 : : *
838 : : * Store details of the package currently loaded in HW into the HW structure.
839 : : */
840 : 0 : enum ice_ddp_state ice_get_pkg_info(struct ice_hw *hw)
841 : : {
842 : : enum ice_ddp_state state = ICE_DDP_PKG_SUCCESS;
843 : : struct ice_aqc_get_pkg_info_resp *pkg_info;
844 : : u16 size;
845 : : u32 i;
846 : :
847 : : size = ice_struct_size(pkg_info, pkg_info, ICE_PKG_CNT);
848 : 0 : pkg_info = (struct ice_aqc_get_pkg_info_resp *)ice_malloc(hw, size);
849 [ # # ]: 0 : if (!pkg_info)
850 : : return ICE_DDP_PKG_ERR;
851 : :
852 [ # # ]: 0 : if (ice_aq_get_pkg_info_list(hw, pkg_info, size, NULL)) {
853 : : state = ICE_DDP_PKG_ERR;
854 : 0 : goto init_pkg_free_alloc;
855 : : }
856 : :
857 [ # # ]: 0 : for (i = 0; i < LE32_TO_CPU(pkg_info->count); i++) {
858 : : #define ICE_PKG_FLAG_COUNT 4
859 : 0 : char flags[ICE_PKG_FLAG_COUNT + 1] = { 0 };
860 : : u8 place = 0;
861 : :
862 [ # # ]: 0 : if (pkg_info->pkg_info[i].is_active) {
863 : 0 : flags[place++] = 'A';
864 : 0 : hw->active_pkg_ver = pkg_info->pkg_info[i].ver;
865 : 0 : hw->active_track_id =
866 : 0 : LE32_TO_CPU(pkg_info->pkg_info[i].track_id);
867 [ # # ]: 0 : ice_memcpy(hw->active_pkg_name,
868 : : pkg_info->pkg_info[i].name,
869 : : sizeof(pkg_info->pkg_info[i].name),
870 : : ICE_NONDMA_TO_NONDMA);
871 : 0 : hw->active_pkg_in_nvm = pkg_info->pkg_info[i].is_in_nvm;
872 : : }
873 [ # # ]: 0 : if (pkg_info->pkg_info[i].is_active_at_boot)
874 : 0 : flags[place++] = 'B';
875 [ # # ]: 0 : if (pkg_info->pkg_info[i].is_modified)
876 : 0 : flags[place++] = 'M';
877 [ # # ]: 0 : if (pkg_info->pkg_info[i].is_in_nvm)
878 : 0 : flags[place++] = 'N';
879 : :
880 [ # # ]: 0 : ice_debug(hw, ICE_DBG_PKG, "Pkg[%d]: %d.%d.%d.%d,%s,%s\n",
881 : : i, pkg_info->pkg_info[i].ver.major,
882 : : pkg_info->pkg_info[i].ver.minor,
883 : : pkg_info->pkg_info[i].ver.update,
884 : : pkg_info->pkg_info[i].ver.draft,
885 : : pkg_info->pkg_info[i].name, flags);
886 : : }
887 : :
888 : 0 : init_pkg_free_alloc:
889 : 0 : ice_free(hw, pkg_info);
890 : :
891 : 0 : return state;
892 : : }
893 : :
894 : : /**
895 : : * ice_label_enum_handler
896 : : * @sect_type: section type
897 : : * @section: pointer to section
898 : : * @index: index of the label entry to be returned
899 : : * @offset: pointer to receive absolute offset, always zero for label sections
900 : : *
901 : : * This is a callback function that can be passed to ice_pkg_enum_entry.
902 : : * Handles enumeration of individual label entries.
903 : : */
904 : : static void *
905 : 0 : ice_label_enum_handler(u32 __ALWAYS_UNUSED sect_type, void *section, u32 index,
906 : : u32 *offset)
907 : : {
908 : : struct ice_label_section *labels;
909 : :
910 [ # # ]: 0 : if (!section)
911 : : return NULL;
912 : :
913 [ # # ]: 0 : if (index > ICE_MAX_LABELS_IN_BUF)
914 : : return NULL;
915 : :
916 [ # # ]: 0 : if (offset)
917 : 0 : *offset = 0;
918 : :
919 : : labels = (struct ice_label_section *)section;
920 [ # # ]: 0 : if (index >= LE16_TO_CPU(labels->count))
921 : : return NULL;
922 : :
923 : 0 : return labels->label + index;
924 : : }
925 : :
926 : : /**
927 : : * ice_enum_labels
928 : : * @ice_seg: pointer to the ice segment (NULL on subsequent calls)
929 : : * @type: the section type that will contain the label (0 on subsequent calls)
930 : : * @state: ice_pkg_enum structure that will hold the state of the enumeration
931 : : * @value: pointer to a value that will return the label's value if found
932 : : *
933 : : * Enumerates a list of labels in the package. The caller will call
934 : : * ice_enum_labels(ice_seg, type, ...) to start the enumeration, then call
935 : : * ice_enum_labels(NULL, 0, ...) to continue. When the function returns a NULL
936 : : * the end of the list has been reached.
937 : : */
938 : : static char *
939 : : ice_enum_labels(struct ice_seg *ice_seg, u32 type, struct ice_pkg_enum *state,
940 : : u16 *value)
941 : : {
942 : : struct ice_label *label;
943 : :
944 : : /* Check for valid label section on first call */
945 : : if (type && !(type >= ICE_SID_LBL_FIRST && type <= ICE_SID_LBL_LAST))
946 : : return NULL;
947 : :
948 : 0 : label = (struct ice_label *)ice_pkg_enum_entry(ice_seg, state, type,
949 : : NULL,
950 : : ice_label_enum_handler);
951 [ # # # # ]: 0 : if (!label)
952 : : return NULL;
953 : :
954 : 0 : *value = LE16_TO_CPU(label->value);
955 : 0 : return label->name;
956 : : }
957 : :
958 : : /**
959 : : * ice_verify_pkg - verify package
960 : : * @pkg: pointer to the package buffer
961 : : * @len: size of the package buffer
962 : : *
963 : : * Verifies various attributes of the package file, including length, format
964 : : * version, and the requirement of at least one segment.
965 : : */
966 : 0 : enum ice_ddp_state ice_verify_pkg(struct ice_pkg_hdr *pkg, u32 len)
967 : : {
968 : : u32 seg_count;
969 : : u32 i;
970 : :
971 [ # # ]: 0 : if (len < ice_struct_size(pkg, seg_offset, 1))
972 : : return ICE_DDP_PKG_INVALID_FILE;
973 : :
974 : 0 : if (pkg->pkg_format_ver.major != ICE_PKG_FMT_VER_MAJ ||
975 [ # # ]: 0 : pkg->pkg_format_ver.minor != ICE_PKG_FMT_VER_MNR ||
976 : 0 : pkg->pkg_format_ver.update != ICE_PKG_FMT_VER_UPD ||
977 [ # # ]: 0 : pkg->pkg_format_ver.draft != ICE_PKG_FMT_VER_DFT)
978 : : return ICE_DDP_PKG_INVALID_FILE;
979 : :
980 : : /* pkg must have at least one segment */
981 : 0 : seg_count = LE32_TO_CPU(pkg->seg_count);
982 [ # # ]: 0 : if (seg_count < 1)
983 : : return ICE_DDP_PKG_INVALID_FILE;
984 : :
985 : : /* make sure segment array fits in package length */
986 [ # # ]: 0 : if (len < ice_struct_size(pkg, seg_offset, seg_count))
987 : : return ICE_DDP_PKG_INVALID_FILE;
988 : :
989 : : /* all segments must fit within length */
990 [ # # ]: 0 : for (i = 0; i < seg_count; i++) {
991 : 0 : u32 off = LE32_TO_CPU(pkg->seg_offset[i]);
992 : : struct ice_generic_seg_hdr *seg;
993 : :
994 : : /* segment header must fit */
995 [ # # ]: 0 : if (len < off + sizeof(*seg))
996 : : return ICE_DDP_PKG_INVALID_FILE;
997 : :
998 : 0 : seg = (struct ice_generic_seg_hdr *)((u8 *)pkg + off);
999 : :
1000 : : /* segment body must fit */
1001 [ # # ]: 0 : if (len < off + LE32_TO_CPU(seg->seg_size))
1002 : : return ICE_DDP_PKG_INVALID_FILE;
1003 : : }
1004 : :
1005 : : return ICE_DDP_PKG_SUCCESS;
1006 : : }
1007 : :
1008 : : /**
1009 : : * ice_free_seg - free package segment pointer
1010 : : * @hw: pointer to the hardware structure
1011 : : *
1012 : : * Frees the package segment pointer in the proper manner, depending on if the
1013 : : * segment was allocated or just the passed in pointer was stored.
1014 : : */
1015 : 0 : void ice_free_seg(struct ice_hw *hw)
1016 : : {
1017 [ # # ]: 0 : if (hw->pkg_copy) {
1018 : 0 : ice_free(hw, hw->pkg_copy);
1019 : 0 : hw->pkg_copy = NULL;
1020 : 0 : hw->pkg_size = 0;
1021 : : }
1022 : 0 : hw->seg = NULL;
1023 : 0 : }
1024 : :
1025 : : /**
1026 : : * ice_chk_pkg_version - check package version for compatibility with driver
1027 : : * @pkg_ver: pointer to a version structure to check
1028 : : *
1029 : : * Check to make sure that the package about to be downloaded is compatible with
1030 : : * the driver. To be compatible, the major and minor components of the package
1031 : : * version must match our ICE_PKG_SUPP_VER_MAJ and ICE_PKG_SUPP_VER_MNR
1032 : : * definitions.
1033 : : */
1034 : : static enum ice_ddp_state ice_chk_pkg_version(struct ice_pkg_ver *pkg_ver)
1035 : : {
1036 [ # # ]: 0 : if (pkg_ver->major > ICE_PKG_SUPP_VER_MAJ ||
1037 : 0 : (pkg_ver->major == ICE_PKG_SUPP_VER_MAJ &&
1038 [ # # ]: 0 : pkg_ver->minor > ICE_PKG_SUPP_VER_MNR))
1039 : : return ICE_DDP_PKG_FILE_VERSION_TOO_HIGH;
1040 [ # # ]: 0 : else if (pkg_ver->major < ICE_PKG_SUPP_VER_MAJ ||
1041 : 0 : (pkg_ver->major == ICE_PKG_SUPP_VER_MAJ &&
1042 [ # # ]: 0 : pkg_ver->minor < ICE_PKG_SUPP_VER_MNR))
1043 : : return ICE_DDP_PKG_FILE_VERSION_TOO_LOW;
1044 : : return ICE_DDP_PKG_SUCCESS;
1045 : : }
1046 : :
1047 : : /**
1048 : : * ice_chk_pkg_compat
1049 : : * @hw: pointer to the hardware structure
1050 : : * @ospkg: pointer to the package hdr
1051 : : * @seg: pointer to the package segment hdr
1052 : : *
1053 : : * This function checks the package version compatibility with driver and NVM
1054 : : */
1055 : : static enum ice_ddp_state
1056 [ # # ]: 0 : ice_chk_pkg_compat(struct ice_hw *hw, struct ice_pkg_hdr *ospkg,
1057 : : struct ice_seg **seg)
1058 : : {
1059 : : struct ice_aqc_get_pkg_info_resp *pkg;
1060 : : enum ice_ddp_state state;
1061 : : u16 size;
1062 : : u32 i;
1063 : :
1064 : : /* Check package version compatibility */
1065 : : state = ice_chk_pkg_version(&hw->pkg_ver);
1066 : : if (state) {
1067 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "Package version check failed.\n");
1068 : 0 : return state;
1069 : : }
1070 : :
1071 : : /* find ICE segment in given package */
1072 : 0 : *seg = (struct ice_seg *)ice_find_seg_in_pkg(hw, hw->pkg_seg_id,
1073 : : ospkg);
1074 [ # # ]: 0 : if (!*seg) {
1075 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "no ice segment in package.\n");
1076 : 0 : return ICE_DDP_PKG_INVALID_FILE;
1077 : : }
1078 : :
1079 : : /* Check if FW is compatible with the OS package */
1080 : : size = ice_struct_size(pkg, pkg_info, ICE_PKG_CNT);
1081 : 0 : pkg = (struct ice_aqc_get_pkg_info_resp *)ice_malloc(hw, size);
1082 [ # # ]: 0 : if (!pkg)
1083 : : return ICE_DDP_PKG_ERR;
1084 : :
1085 [ # # ]: 0 : if (ice_aq_get_pkg_info_list(hw, pkg, size, NULL)) {
1086 : : state = ICE_DDP_PKG_ERR;
1087 : 0 : goto fw_ddp_compat_free_alloc;
1088 : : }
1089 : :
1090 [ # # ]: 0 : for (i = 0; i < LE32_TO_CPU(pkg->count); i++) {
1091 : : /* loop till we find the NVM package */
1092 [ # # ]: 0 : if (!pkg->pkg_info[i].is_in_nvm)
1093 : : continue;
1094 : 0 : if ((*seg)->hdr.seg_format_ver.major !=
1095 [ # # ]: 0 : pkg->pkg_info[i].ver.major ||
1096 : 0 : (*seg)->hdr.seg_format_ver.minor >
1097 [ # # ]: 0 : pkg->pkg_info[i].ver.minor) {
1098 : : state = ICE_DDP_PKG_FW_MISMATCH;
1099 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "OS package is not compatible with NVM.\n");
1100 : : }
1101 : : /* done processing NVM package so break */
1102 : : break;
1103 : : }
1104 : 0 : fw_ddp_compat_free_alloc:
1105 : 0 : ice_free(hw, pkg);
1106 : 0 : return state;
1107 : : }
1108 : :
1109 : : /**
1110 : : * ice_sw_fv_handler
1111 : : * @sect_type: section type
1112 : : * @section: pointer to section
1113 : : * @index: index of the field vector entry to be returned
1114 : : * @offset: ptr to variable that receives the offset in the field vector table
1115 : : *
1116 : : * This is a callback function that can be passed to ice_pkg_enum_entry.
1117 : : * This function treats the given section as of type ice_sw_fv_section and
1118 : : * enumerates offset field. "offset" is an index into the field vector table.
1119 : : */
1120 : : static void *
1121 : 0 : ice_sw_fv_handler(u32 sect_type, void *section, u32 index, u32 *offset)
1122 : : {
1123 : : struct ice_sw_fv_section *fv_section =
1124 : : (struct ice_sw_fv_section *)section;
1125 : :
1126 [ # # ]: 0 : if (!section || sect_type != ICE_SID_FLD_VEC_SW)
1127 : : return NULL;
1128 [ # # ]: 0 : if (index >= LE16_TO_CPU(fv_section->count))
1129 : : return NULL;
1130 [ # # ]: 0 : if (offset)
1131 : : /* "index" passed in to this function is relative to a given
1132 : : * 4k block. To get to the true index into the field vector
1133 : : * table need to add the relative index to the base_offset
1134 : : * field of this section
1135 : : */
1136 : 0 : *offset = LE16_TO_CPU(fv_section->base_offset) + index;
1137 : 0 : return fv_section->fv + index;
1138 : : }
1139 : :
1140 : : /**
1141 : : * ice_get_prof_index_max - get the max profile index for used profile
1142 : : * @hw: pointer to the HW struct
1143 : : *
1144 : : * Calling this function will get the max profile index for used profile
1145 : : * and store the index number in struct ice_switch_info *switch_info
1146 : : * in hw for following use.
1147 : : */
1148 [ # # ]: 0 : static int ice_get_prof_index_max(struct ice_hw *hw)
1149 : : {
1150 : : u16 prof_index = 0, j, max_prof_index = 0;
1151 : : struct ice_pkg_enum state;
1152 : : struct ice_seg *ice_seg;
1153 : : bool flag = false;
1154 : : struct ice_fv *fv;
1155 : : u32 offset;
1156 : :
1157 : : ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1158 : :
1159 [ # # ]: 0 : if (!hw->seg)
1160 : : return ICE_ERR_PARAM;
1161 : :
1162 : : ice_seg = hw->seg;
1163 : :
1164 : : do {
1165 : : fv = (struct ice_fv *)
1166 : 0 : ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1167 : : &offset, ice_sw_fv_handler);
1168 [ # # ]: 0 : if (!fv)
1169 : : break;
1170 : : ice_seg = NULL;
1171 : :
1172 : : /* in the profile that not be used, the prot_id is set to 0xff
1173 : : * and the off is set to 0x1ff for all the field vectors.
1174 : : */
1175 [ # # ]: 0 : for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
1176 [ # # ]: 0 : if (fv->ew[j].prot_id != ICE_PROT_INVALID ||
1177 [ # # ]: 0 : fv->ew[j].off != ICE_FV_OFFSET_INVAL)
1178 : : flag = true;
1179 [ # # ]: 0 : if (flag && prof_index > max_prof_index)
1180 : : max_prof_index = prof_index;
1181 : :
1182 : 0 : prof_index++;
1183 : : flag = false;
1184 : : } while (fv);
1185 : :
1186 : 0 : hw->switch_info->max_used_prof_index = max_prof_index;
1187 : :
1188 : 0 : return 0;
1189 : : }
1190 : :
1191 : : /**
1192 : : * ice_get_ddp_pkg_state - get DDP pkg state after download
1193 : : * @hw: pointer to the HW struct
1194 : : * @already_loaded: indicates if pkg was already loaded onto the device
1195 : : *
1196 : : */
1197 : : static enum ice_ddp_state
1198 : 0 : ice_get_ddp_pkg_state(struct ice_hw *hw, bool already_loaded)
1199 : : {
1200 : 0 : if (hw->pkg_ver.major == hw->active_pkg_ver.major &&
1201 [ # # ]: 0 : hw->pkg_ver.minor == hw->active_pkg_ver.minor &&
1202 : 0 : hw->pkg_ver.update == hw->active_pkg_ver.update &&
1203 [ # # ]: 0 : hw->pkg_ver.draft == hw->active_pkg_ver.draft &&
1204 [ # # ]: 0 : !memcmp(hw->pkg_name, hw->active_pkg_name, sizeof(hw->pkg_name))) {
1205 [ # # ]: 0 : if (already_loaded)
1206 : : return ICE_DDP_PKG_SAME_VERSION_ALREADY_LOADED;
1207 : : else
1208 : 0 : return ICE_DDP_PKG_SUCCESS;
1209 [ # # ]: 0 : } else if (hw->active_pkg_ver.major != ICE_PKG_SUPP_VER_MAJ ||
1210 : : hw->active_pkg_ver.minor != ICE_PKG_SUPP_VER_MNR) {
1211 : : return ICE_DDP_PKG_ALREADY_LOADED_NOT_SUPPORTED;
1212 : : } else {
1213 : 0 : return ICE_DDP_PKG_COMPATIBLE_ALREADY_LOADED;
1214 : : }
1215 : : }
1216 : :
1217 : : /**
1218 : : * ice_init_pkg_regs - initialize additional package registers
1219 : : * @hw: pointer to the hardware structure
1220 : : */
1221 : : static void ice_init_pkg_regs(struct ice_hw *hw)
1222 : : {
1223 : : #define ICE_SW_BLK_INP_MASK_L 0xFFFFFFFF
1224 : : #define ICE_SW_BLK_INP_MASK_H 0x0000FFFF
1225 : : #define ICE_SW_BLK_IDX 0
1226 : 0 : if (hw->dcf_enabled)
1227 : : return;
1228 : :
1229 : : /* setup Switch block input mask, which is 48-bits in two parts */
1230 : 0 : wr32(hw, GL_PREEXT_L2_PMASK0(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_L);
1231 : 0 : wr32(hw, GL_PREEXT_L2_PMASK1(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_H);
1232 : : }
1233 : :
1234 : : /**
1235 : : * ice_hw_ptype_ena - check if the PTYPE is enabled or not
1236 : : * @hw: pointer to the HW structure
1237 : : * @ptype: the hardware PTYPE
1238 : : */
1239 : 0 : bool ice_hw_ptype_ena(struct ice_hw *hw, u16 ptype)
1240 : : {
1241 [ # # # # ]: 0 : return ptype < ICE_FLOW_PTYPE_MAX &&
1242 [ # # ]: 0 : ice_is_bit_set(hw->hw_ptype, ptype);
1243 : : }
1244 : :
1245 : : /**
1246 : : * ice_marker_ptype_tcam_handler
1247 : : * @sect_type: section type
1248 : : * @section: pointer to section
1249 : : * @index: index of the Marker PType TCAM entry to be returned
1250 : : * @offset: pointer to receive absolute offset, always 0 for ptype TCAM sections
1251 : : *
1252 : : * This is a callback function that can be passed to ice_pkg_enum_entry.
1253 : : * Handles enumeration of individual Marker PType TCAM entries.
1254 : : */
1255 : : static void *
1256 : 0 : ice_marker_ptype_tcam_handler(u32 sect_type, void *section, u32 index,
1257 : : u32 *offset)
1258 : : {
1259 : : struct ice_marker_ptype_tcam_section *marker_ptype;
1260 : :
1261 [ # # ]: 0 : if (!section)
1262 : : return NULL;
1263 : :
1264 [ # # ]: 0 : if (sect_type != ICE_SID_RXPARSER_MARKER_PTYPE)
1265 : : return NULL;
1266 : :
1267 [ # # ]: 0 : if (index > ICE_MAX_MARKER_PTYPE_TCAMS_IN_BUF)
1268 : : return NULL;
1269 : :
1270 [ # # ]: 0 : if (offset)
1271 : 0 : *offset = 0;
1272 : :
1273 : : marker_ptype = (struct ice_marker_ptype_tcam_section *)section;
1274 [ # # ]: 0 : if (index >= LE16_TO_CPU(marker_ptype->count))
1275 : : return NULL;
1276 : :
1277 : 0 : return marker_ptype->tcam + index;
1278 : : }
1279 : :
1280 : : /**
1281 : : * ice_fill_hw_ptype - fill the enabled PTYPE bit information
1282 : : * @hw: pointer to the HW structure
1283 : : */
1284 : : static void
1285 : 0 : ice_fill_hw_ptype(struct ice_hw *hw)
1286 : : {
1287 : : struct ice_marker_ptype_tcam_entry *tcam;
1288 : 0 : struct ice_seg *seg = hw->seg;
1289 : : struct ice_pkg_enum state;
1290 : :
1291 [ # # ]: 0 : ice_zero_bitmap(hw->hw_ptype, ICE_FLOW_PTYPE_MAX);
1292 [ # # ]: 0 : if (!seg)
1293 : 0 : return;
1294 : :
1295 : : ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1296 : :
1297 : : do {
1298 : : tcam = (struct ice_marker_ptype_tcam_entry *)
1299 : 0 : ice_pkg_enum_entry(seg, &state,
1300 : : ICE_SID_RXPARSER_MARKER_PTYPE, NULL,
1301 : : ice_marker_ptype_tcam_handler);
1302 [ # # ]: 0 : if (tcam &&
1303 [ # # ]: 0 : LE16_TO_CPU(tcam->addr) < ICE_MARKER_PTYPE_TCAM_ADDR_MAX &&
1304 [ # # ]: 0 : LE16_TO_CPU(tcam->ptype) < ICE_FLOW_PTYPE_MAX)
1305 : : ice_set_bit(LE16_TO_CPU(tcam->ptype), hw->hw_ptype);
1306 : :
1307 : : seg = NULL;
1308 [ # # ]: 0 : } while (tcam);
1309 : : }
1310 : :
1311 : : /**
1312 : : * ice_init_pkg - initialize/download package
1313 : : * @hw: pointer to the hardware structure
1314 : : * @buf: pointer to the package buffer
1315 : : * @len: size of the package buffer
1316 : : *
1317 : : * This function initializes a package. The package contains HW tables
1318 : : * required to do packet processing. First, the function extracts package
1319 : : * information such as version. Then it finds the ice configuration segment
1320 : : * within the package; this function then saves a copy of the segment pointer
1321 : : * within the supplied package buffer. Next, the function will cache any hints
1322 : : * from the package, followed by downloading the package itself. Note, that if
1323 : : * a previous PF driver has already downloaded the package successfully, then
1324 : : * the current driver will not have to download the package again.
1325 : : *
1326 : : * The local package contents will be used to query default behavior and to
1327 : : * update specific sections of the HW's version of the package (e.g. to update
1328 : : * the parse graph to understand new protocols).
1329 : : *
1330 : : * This function stores a pointer to the package buffer memory, and it is
1331 : : * expected that the supplied buffer will not be freed immediately. If the
1332 : : * package buffer needs to be freed, such as when read from a file, use
1333 : : * ice_copy_and_init_pkg() instead of directly calling ice_init_pkg() in this
1334 : : * case.
1335 : : */
1336 : 0 : enum ice_ddp_state ice_init_pkg(struct ice_hw *hw, u8 *buf, u32 len, bool load_sched)
1337 : : {
1338 : : bool already_loaded = false;
1339 : : enum ice_ddp_state state;
1340 : : struct ice_pkg_hdr *pkg;
1341 : : struct ice_seg *seg;
1342 : :
1343 [ # # ]: 0 : if (!buf || !len)
1344 : : return ICE_DDP_PKG_ERR;
1345 : :
1346 : : pkg = (struct ice_pkg_hdr *)buf;
1347 : 0 : state = ice_verify_pkg(pkg, len);
1348 [ # # ]: 0 : if (state) {
1349 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "failed to verify pkg (err: %d)\n",
1350 : : state);
1351 : 0 : return state;
1352 : : }
1353 : :
1354 [ # # ]: 0 : if (load_sched) {
1355 : 0 : enum ice_status res = ice_cfg_tx_topo(hw, buf, len);
1356 [ # # ]: 0 : if (res != ICE_SUCCESS) {
1357 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT,
1358 : : "failed to apply sched topology (err: %d)\n",
1359 : : res);
1360 : 0 : return ICE_DDP_PKG_ERR;
1361 : : }
1362 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT,
1363 : : "Topology download successful, reinitializing device\n");
1364 : 0 : ice_deinit_hw(hw);
1365 : 0 : ice_init_hw(hw);
1366 : : }
1367 : :
1368 : : /* initialize package info */
1369 : 0 : state = ice_init_pkg_info(hw, pkg);
1370 [ # # ]: 0 : if (state)
1371 : : return state;
1372 : :
1373 : : /* before downloading the package, check package version for
1374 : : * compatibility with driver
1375 : : */
1376 : 0 : state = ice_chk_pkg_compat(hw, pkg, &seg);
1377 [ # # ]: 0 : if (state)
1378 : : return state;
1379 : :
1380 : : /* initialize package hints and then download package */
1381 : 0 : ice_init_pkg_hints(hw, seg);
1382 : 0 : state = ice_download_pkg(hw, pkg, seg);
1383 : :
1384 [ # # ]: 0 : if (state == ICE_DDP_PKG_ALREADY_LOADED) {
1385 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "package previously loaded - no work.\n");
1386 : : already_loaded = true;
1387 : : }
1388 : :
1389 : : /* Get information on the package currently loaded in HW, then make sure
1390 : : * the driver is compatible with this version.
1391 : : */
1392 [ # # ]: 0 : if (!state || state == ICE_DDP_PKG_ALREADY_LOADED) {
1393 : 0 : state = ice_get_pkg_info(hw);
1394 [ # # ]: 0 : if (!state)
1395 : 0 : state = ice_get_ddp_pkg_state(hw, already_loaded);
1396 : : }
1397 : :
1398 [ # # ]: 0 : if (ice_is_init_pkg_successful(state)) {
1399 [ # # ]: 0 : hw->seg = seg;
1400 : : /* on successful package download update other required
1401 : : * registers to support the package and fill HW tables
1402 : : * with package content.
1403 : : */
1404 : : ice_init_pkg_regs(hw);
1405 : 0 : ice_fill_blk_tbls(hw);
1406 : 0 : ice_fill_hw_ptype(hw);
1407 : 0 : ice_get_prof_index_max(hw);
1408 : : } else {
1409 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "package load failed, %d\n",
1410 : : state);
1411 : : }
1412 : :
1413 : : return state;
1414 : : }
1415 : :
1416 : : /**
1417 : : * ice_copy_and_init_pkg - initialize/download a copy of the package
1418 : : * @hw: pointer to the hardware structure
1419 : : * @buf: pointer to the package buffer
1420 : : * @len: size of the package buffer
1421 : : *
1422 : : * This function copies the package buffer, and then calls ice_init_pkg() to
1423 : : * initialize the copied package contents.
1424 : : *
1425 : : * The copying is necessary if the package buffer supplied is constant, or if
1426 : : * the memory may disappear shortly after calling this function.
1427 : : *
1428 : : * If the package buffer resides in the data segment and can be modified, the
1429 : : * caller is free to use ice_init_pkg() instead of ice_copy_and_init_pkg().
1430 : : *
1431 : : * However, if the package buffer needs to be copied first, such as when being
1432 : : * read from a file, the caller should use ice_copy_and_init_pkg().
1433 : : *
1434 : : * This function will first copy the package buffer, before calling
1435 : : * ice_init_pkg(). The caller is free to immediately destroy the original
1436 : : * package buffer, as the new copy will be managed by this function and
1437 : : * related routines.
1438 : : */
1439 : : enum ice_ddp_state
1440 : 0 : ice_copy_and_init_pkg(struct ice_hw *hw, const u8 *buf, u32 len, bool load_sched)
1441 : : {
1442 : : enum ice_ddp_state state;
1443 : : u8 *buf_copy;
1444 : :
1445 [ # # ]: 0 : if (!buf || !len)
1446 : : return ICE_DDP_PKG_ERR;
1447 : :
1448 : 0 : buf_copy = (u8 *)ice_memdup(hw, buf, len, ICE_NONDMA_TO_NONDMA);
1449 : :
1450 : 0 : state = ice_init_pkg(hw, buf_copy, len, load_sched);
1451 [ # # ]: 0 : if (!ice_is_init_pkg_successful(state)) {
1452 : : /* Free the copy, since we failed to initialize the package */
1453 : 0 : ice_free(hw, buf_copy);
1454 : : } else {
1455 : : /* Track the copied pkg so we can free it later */
1456 : 0 : hw->pkg_copy = buf_copy;
1457 : 0 : hw->pkg_size = len;
1458 : : }
1459 : :
1460 : : return state;
1461 : : }
1462 : :
1463 : : /**
1464 : : * ice_is_init_pkg_successful - check if DDP init was successful
1465 : : * @state: state of the DDP pkg after download
1466 : : */
1467 : 0 : bool ice_is_init_pkg_successful(enum ice_ddp_state state)
1468 : : {
1469 [ # # ]: 0 : switch (state) {
1470 : : case ICE_DDP_PKG_SUCCESS:
1471 : : case ICE_DDP_PKG_SAME_VERSION_ALREADY_LOADED:
1472 : : case ICE_DDP_PKG_COMPATIBLE_ALREADY_LOADED:
1473 : : return true;
1474 : 0 : default:
1475 : 0 : return false;
1476 : : }
1477 : : }
1478 : :
1479 : : /**
1480 : : * ice_pkg_buf_alloc
1481 : : * @hw: pointer to the HW structure
1482 : : *
1483 : : * Allocates a package buffer and returns a pointer to the buffer header.
1484 : : * Note: all package contents must be in Little Endian form.
1485 : : */
1486 : 0 : struct ice_buf_build *ice_pkg_buf_alloc(struct ice_hw *hw)
1487 : : {
1488 : : struct ice_buf_build *bld;
1489 : : struct ice_buf_hdr *buf;
1490 : :
1491 : 0 : bld = (struct ice_buf_build *)ice_malloc(hw, sizeof(*bld));
1492 [ # # ]: 0 : if (!bld)
1493 : : return NULL;
1494 : :
1495 : : buf = (struct ice_buf_hdr *)bld;
1496 : 0 : buf->data_end = CPU_TO_LE16(offsetof(struct ice_buf_hdr,
1497 : : section_entry));
1498 : 0 : return bld;
1499 : : }
1500 : :
1501 : : /**
1502 : : * ice_get_sw_prof_type - determine switch profile type
1503 : : * @hw: pointer to the HW structure
1504 : : * @fv: pointer to the switch field vector
1505 : : */
1506 : : static enum ice_prof_type
1507 : : ice_get_sw_prof_type(struct ice_hw *hw, struct ice_fv *fv)
1508 : : {
1509 : : bool valid_prof = false;
1510 : : u16 i;
1511 : :
1512 [ # # ]: 0 : for (i = 0; i < hw->blk[ICE_BLK_SW].es.fvw; i++) {
1513 [ # # ]: 0 : if (fv->ew[i].off != ICE_NAN_OFFSET)
1514 : : valid_prof = true;
1515 : :
1516 : : /* UDP tunnel will have UDP_OF protocol ID and VNI offset */
1517 [ # # # # ]: 0 : if (fv->ew[i].prot_id == (u8)ICE_PROT_UDP_OF &&
1518 : : fv->ew[i].off == ICE_VNI_OFFSET)
1519 : : return ICE_PROF_TUN_UDP;
1520 : :
1521 : : /* GRE tunnel will have GRE protocol */
1522 [ # # ]: 0 : if (fv->ew[i].prot_id == (u8)ICE_PROT_GRE_OF)
1523 : : return ICE_PROF_TUN_GRE;
1524 : :
1525 : : /* PPPOE tunnel will have PPPOE protocol */
1526 [ # # ]: 0 : if (fv->ew[i].prot_id == (u8)ICE_PROT_PPPOE)
1527 : : return ICE_PROF_TUN_PPPOE;
1528 : : }
1529 : :
1530 : 0 : return valid_prof ? ICE_PROF_NON_TUN : ICE_PROF_INVALID;
1531 : : }
1532 : :
1533 : : /**
1534 : : * ice_get_sw_fv_bitmap - Get switch field vector bitmap based on profile type
1535 : : * @hw: pointer to hardware structure
1536 : : * @req_profs: type of profiles requested
1537 : : * @bm: pointer to memory for returning the bitmap of field vectors
1538 : : */
1539 : : void
1540 : 0 : ice_get_sw_fv_bitmap(struct ice_hw *hw, enum ice_prof_type req_profs,
1541 : : ice_bitmap_t *bm)
1542 : : {
1543 : : struct ice_pkg_enum state;
1544 : : struct ice_seg *ice_seg;
1545 : : struct ice_fv *fv;
1546 : :
1547 : : ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1548 : : ice_zero_bitmap(bm, ICE_MAX_NUM_PROFILES);
1549 : 0 : ice_seg = hw->seg;
1550 : : do {
1551 : : enum ice_prof_type prof_type;
1552 : : u32 offset;
1553 : :
1554 : : fv = (struct ice_fv *)
1555 : 0 : ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1556 : : &offset, ice_sw_fv_handler);
1557 : : ice_seg = NULL;
1558 : :
1559 [ # # ]: 0 : if (fv) {
1560 : : /* Determine field vector type */
1561 : : prof_type = ice_get_sw_prof_type(hw, fv);
1562 : :
1563 [ # # ]: 0 : if (req_profs & prof_type)
1564 : 0 : ice_set_bit((u16)offset, bm);
1565 : : }
1566 [ # # ]: 0 : } while (fv);
1567 : 0 : }
1568 : :
1569 : : /**
1570 : : * ice_get_sw_fv_list
1571 : : * @hw: pointer to the HW structure
1572 : : * @lkups: lookup elements or match criteria for the advanced recipe, one
1573 : : * structure per protocol header
1574 : : * @bm: bitmap of field vectors to consider
1575 : : * @fv_list: Head of a list
1576 : : *
1577 : : * Finds all the field vector entries from switch block that contain
1578 : : * a given protocol ID and offset and returns a list of structures of type
1579 : : * "ice_sw_fv_list_entry". Every structure in the list has a field vector
1580 : : * definition and profile ID information
1581 : : * NOTE: The caller of the function is responsible for freeing the memory
1582 : : * allocated for every list entry.
1583 : : */
1584 : : int
1585 : 0 : ice_get_sw_fv_list(struct ice_hw *hw, struct ice_prot_lkup_ext *lkups,
1586 : : ice_bitmap_t *bm, struct LIST_HEAD_TYPE *fv_list)
1587 : : {
1588 : : struct ice_sw_fv_list_entry *fvl;
1589 : : struct ice_sw_fv_list_entry *tmp;
1590 : : struct ice_pkg_enum state;
1591 : : struct ice_seg *ice_seg;
1592 : : struct ice_fv *fv;
1593 : : u32 offset;
1594 : :
1595 [ # # ]: 0 : if (!lkups->n_val_words)
1596 : : return 0;
1597 : :
1598 : : ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1599 : :
1600 [ # # ]: 0 : if (!lkups->n_val_words || !hw->seg)
1601 : : return ICE_ERR_PARAM;
1602 : :
1603 : : ice_seg = hw->seg;
1604 : : do {
1605 : : u16 i;
1606 : :
1607 : : fv = (struct ice_fv *)
1608 : 0 : ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1609 : : &offset, ice_sw_fv_handler);
1610 [ # # ]: 0 : if (!fv)
1611 : : break;
1612 : : ice_seg = NULL;
1613 : :
1614 : : /* If field vector is not in the bitmap list, then skip this
1615 : : * profile.
1616 : : */
1617 [ # # ]: 0 : if (!ice_is_bit_set(bm, (u16)offset))
1618 : 0 : continue;
1619 : :
1620 [ # # ]: 0 : for (i = 0; i < lkups->n_val_words; i++) {
1621 : : int j;
1622 : :
1623 [ # # ]: 0 : for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
1624 : 0 : if (fv->ew[j].prot_id ==
1625 [ # # ]: 0 : lkups->fv_words[i].prot_id &&
1626 [ # # ]: 0 : fv->ew[j].off == lkups->fv_words[i].off)
1627 : : break;
1628 [ # # ]: 0 : if (j >= hw->blk[ICE_BLK_SW].es.fvw)
1629 : : break;
1630 [ # # ]: 0 : if (i + 1 == lkups->n_val_words) {
1631 : : fvl = (struct ice_sw_fv_list_entry *)
1632 : 0 : ice_malloc(hw, sizeof(*fvl));
1633 [ # # ]: 0 : if (!fvl)
1634 : 0 : goto err;
1635 : 0 : fvl->fv_ptr = fv;
1636 : 0 : fvl->profile_id = offset;
1637 [ # # ]: 0 : LIST_ADD(&fvl->list_entry, fv_list);
1638 : 0 : break;
1639 : : }
1640 : : }
1641 : : } while (fv);
1642 [ # # ]: 0 : if (LIST_EMPTY(fv_list)) {
1643 [ # # ]: 0 : ice_warn(hw, "Required profiles not found in currently loaded DDP package");
1644 : 0 : return ICE_ERR_CFG;
1645 : : }
1646 : : return 0;
1647 : :
1648 : : err:
1649 [ # # # # : 0 : LIST_FOR_EACH_ENTRY_SAFE(fvl, tmp, fv_list, ice_sw_fv_list_entry,
# # # # #
# ]
1650 : : list_entry) {
1651 [ # # ]: 0 : LIST_DEL(&fvl->list_entry);
1652 : 0 : ice_free(hw, fvl);
1653 : : }
1654 : :
1655 : : return ICE_ERR_NO_MEMORY;
1656 : : }
1657 : :
1658 : : /**
1659 : : * ice_init_prof_result_bm - Initialize the profile result index bitmap
1660 : : * @hw: pointer to hardware structure
1661 : : */
1662 [ # # ]: 0 : void ice_init_prof_result_bm(struct ice_hw *hw)
1663 : : {
1664 : : struct ice_pkg_enum state;
1665 : : struct ice_seg *ice_seg;
1666 : : struct ice_fv *fv;
1667 : :
1668 : : ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1669 : :
1670 [ # # ]: 0 : if (!hw->seg)
1671 : 0 : return;
1672 : :
1673 : : ice_seg = hw->seg;
1674 : : do {
1675 : : u32 off;
1676 : : u16 i;
1677 : :
1678 : : fv = (struct ice_fv *)
1679 : 0 : ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1680 : : &off, ice_sw_fv_handler);
1681 : : ice_seg = NULL;
1682 [ # # ]: 0 : if (!fv)
1683 : : break;
1684 : :
1685 : 0 : ice_zero_bitmap(hw->switch_info->prof_res_bm[off],
1686 : : ICE_MAX_FV_WORDS);
1687 : :
1688 : : /* Determine empty field vector indices, these can be
1689 : : * used for recipe results. Skip index 0, since it is
1690 : : * always used for Switch ID.
1691 : : */
1692 [ # # ]: 0 : for (i = 1; i < ICE_MAX_FV_WORDS; i++)
1693 [ # # ]: 0 : if (fv->ew[i].prot_id == ICE_PROT_INVALID &&
1694 [ # # ]: 0 : fv->ew[i].off == ICE_FV_OFFSET_INVAL)
1695 : : ice_set_bit(i,
1696 : 0 : hw->switch_info->prof_res_bm[off]);
1697 : : } while (fv);
1698 : : }
1699 : :
1700 : : /**
1701 : : * ice_pkg_buf_free
1702 : : * @hw: pointer to the HW structure
1703 : : * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1704 : : *
1705 : : * Frees a package buffer
1706 : : */
1707 : 0 : void ice_pkg_buf_free(struct ice_hw *hw, struct ice_buf_build *bld)
1708 : : {
1709 : 0 : ice_free(hw, bld);
1710 : 0 : }
1711 : :
1712 : : /**
1713 : : * ice_pkg_buf_reserve_section
1714 : : * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1715 : : * @count: the number of sections to reserve
1716 : : *
1717 : : * Reserves one or more section table entries in a package buffer. This routine
1718 : : * can be called multiple times as long as they are made before calling
1719 : : * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1720 : : * is called once, the number of sections that can be allocated will not be able
1721 : : * to be increased; not using all reserved sections is fine, but this will
1722 : : * result in some wasted space in the buffer.
1723 : : * Note: all package contents must be in Little Endian form.
1724 : : */
1725 : : int
1726 : 0 : ice_pkg_buf_reserve_section(struct ice_buf_build *bld, u16 count)
1727 : : {
1728 : : struct ice_buf_hdr *buf;
1729 : : u16 section_count;
1730 : : u16 data_end;
1731 : :
1732 [ # # ]: 0 : if (!bld)
1733 : : return ICE_ERR_PARAM;
1734 : :
1735 : : buf = (struct ice_buf_hdr *)&bld->buf;
1736 : :
1737 : : /* already an active section, can't increase table size */
1738 : 0 : section_count = LE16_TO_CPU(buf->section_count);
1739 [ # # ]: 0 : if (section_count > 0)
1740 : : return ICE_ERR_CFG;
1741 : :
1742 [ # # ]: 0 : if (bld->reserved_section_table_entries + count > ICE_MAX_S_COUNT)
1743 : : return ICE_ERR_CFG;
1744 : 0 : bld->reserved_section_table_entries += count;
1745 : :
1746 : 0 : data_end = LE16_TO_CPU(buf->data_end) +
1747 : 0 : FLEX_ARRAY_SIZE(buf, section_entry, count);
1748 : 0 : buf->data_end = CPU_TO_LE16(data_end);
1749 : :
1750 : 0 : return 0;
1751 : : }
1752 : :
1753 : : /**
1754 : : * ice_pkg_buf_alloc_section
1755 : : * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1756 : : * @type: the section type value
1757 : : * @size: the size of the section to reserve (in bytes)
1758 : : *
1759 : : * Reserves memory in the buffer for a section's content and updates the
1760 : : * buffers' status accordingly. This routine returns a pointer to the first
1761 : : * byte of the section start within the buffer, which is used to fill in the
1762 : : * section contents.
1763 : : * Note: all package contents must be in Little Endian form.
1764 : : */
1765 : : void *
1766 : 0 : ice_pkg_buf_alloc_section(struct ice_buf_build *bld, u32 type, u16 size)
1767 : : {
1768 : : struct ice_buf_hdr *buf;
1769 : : u16 sect_count;
1770 : : u16 data_end;
1771 : :
1772 [ # # # # ]: 0 : if (!bld || !type || !size)
1773 : : return NULL;
1774 : :
1775 : 0 : buf = (struct ice_buf_hdr *)&bld->buf;
1776 : :
1777 : : /* check for enough space left in buffer */
1778 : 0 : data_end = LE16_TO_CPU(buf->data_end);
1779 : :
1780 : : /* section start must align on 4 byte boundary */
1781 : 0 : data_end = ICE_ALIGN(data_end, 4);
1782 : :
1783 [ # # ]: 0 : if ((data_end + size) > ICE_MAX_S_DATA_END)
1784 : : return NULL;
1785 : :
1786 : : /* check for more available section table entries */
1787 : 0 : sect_count = LE16_TO_CPU(buf->section_count);
1788 [ # # ]: 0 : if (sect_count < bld->reserved_section_table_entries) {
1789 : 0 : void *section_ptr = ((u8 *)buf) + data_end;
1790 : :
1791 : 0 : buf->section_entry[sect_count].offset = CPU_TO_LE16(data_end);
1792 : 0 : buf->section_entry[sect_count].size = CPU_TO_LE16(size);
1793 : 0 : buf->section_entry[sect_count].type = CPU_TO_LE32(type);
1794 : :
1795 : 0 : data_end += size;
1796 : 0 : buf->data_end = CPU_TO_LE16(data_end);
1797 : :
1798 : 0 : buf->section_count = CPU_TO_LE16(sect_count + 1);
1799 : 0 : return section_ptr;
1800 : : }
1801 : :
1802 : : /* no free section table entries */
1803 : : return NULL;
1804 : : }
1805 : :
1806 : : /**
1807 : : * ice_pkg_buf_alloc_single_section
1808 : : * @hw: pointer to the HW structure
1809 : : * @type: the section type value
1810 : : * @size: the size of the section to reserve (in bytes)
1811 : : * @section: returns pointer to the section
1812 : : *
1813 : : * Allocates a package buffer with a single section.
1814 : : * Note: all package contents must be in Little Endian form.
1815 : : */
1816 : : struct ice_buf_build *
1817 : 0 : ice_pkg_buf_alloc_single_section(struct ice_hw *hw, u32 type, u16 size,
1818 : : void **section)
1819 : : {
1820 : : struct ice_buf_build *buf;
1821 : :
1822 [ # # ]: 0 : if (!section)
1823 : : return NULL;
1824 : :
1825 : 0 : buf = ice_pkg_buf_alloc(hw);
1826 [ # # ]: 0 : if (!buf)
1827 : : return NULL;
1828 : :
1829 [ # # ]: 0 : if (ice_pkg_buf_reserve_section(buf, 1))
1830 : 0 : goto ice_pkg_buf_alloc_single_section_err;
1831 : :
1832 : 0 : *section = ice_pkg_buf_alloc_section(buf, type, size);
1833 [ # # ]: 0 : if (!*section)
1834 : 0 : goto ice_pkg_buf_alloc_single_section_err;
1835 : :
1836 : : return buf;
1837 : :
1838 : 0 : ice_pkg_buf_alloc_single_section_err:
1839 : 0 : ice_pkg_buf_free(hw, buf);
1840 : 0 : return NULL;
1841 : : }
1842 : :
1843 : : /**
1844 : : * ice_pkg_buf_get_active_sections
1845 : : * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1846 : : *
1847 : : * Returns the number of active sections. Before using the package buffer
1848 : : * in an update package command, the caller should make sure that there is at
1849 : : * least one active section - otherwise, the buffer is not legal and should
1850 : : * not be used.
1851 : : * Note: all package contents must be in Little Endian form.
1852 : : */
1853 : 0 : u16 ice_pkg_buf_get_active_sections(struct ice_buf_build *bld)
1854 : : {
1855 : : struct ice_buf_hdr *buf;
1856 : :
1857 [ # # ]: 0 : if (!bld)
1858 : : return 0;
1859 : :
1860 : : buf = (struct ice_buf_hdr *)&bld->buf;
1861 : 0 : return LE16_TO_CPU(buf->section_count);
1862 : : }
1863 : :
1864 : : /**
1865 : : * ice_pkg_buf
1866 : : * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1867 : : *
1868 : : * Return a pointer to the buffer's header
1869 : : */
1870 : 0 : struct ice_buf *ice_pkg_buf(struct ice_buf_build *bld)
1871 : : {
1872 [ # # ]: 0 : if (bld)
1873 : 0 : return &bld->buf;
1874 : :
1875 : : return NULL;
1876 : : }
1877 : :
1878 : : /**
1879 : : * ice_find_buf_table
1880 : : * @ice_seg: pointer to the ice segment
1881 : : *
1882 : : * Returns the address of the buffer table within the ice segment.
1883 : : */
1884 : 0 : struct ice_buf_table *ice_find_buf_table(struct ice_seg *ice_seg)
1885 : : {
1886 : : struct ice_nvm_table *nvms;
1887 : :
1888 : 0 : nvms = (struct ice_nvm_table *)
1889 : 0 : (ice_seg->device_table +
1890 : 0 : LE32_TO_CPU(ice_seg->device_table_count));
1891 : :
1892 : 0 : return (_FORCE_ struct ice_buf_table *)
1893 : 0 : (nvms->vers + LE32_TO_CPU(nvms->table_count));
1894 : : }
1895 : :
1896 : : /**
1897 : : * ice_pkg_val_buf
1898 : : * @buf: pointer to the ice buffer
1899 : : *
1900 : : * This helper function validates a buffer's header.
1901 : : */
1902 : : static struct ice_buf_hdr *ice_pkg_val_buf(struct ice_buf *buf)
1903 : : {
1904 : : struct ice_buf_hdr *hdr;
1905 : : u16 section_count;
1906 : : u16 data_end;
1907 : :
1908 : 0 : hdr = (struct ice_buf_hdr *)buf->buf;
1909 : : /* verify data */
1910 : 0 : section_count = LE16_TO_CPU(hdr->section_count);
1911 [ # # ]: 0 : if (section_count < ICE_MIN_S_COUNT || section_count > ICE_MAX_S_COUNT)
1912 : : return NULL;
1913 : :
1914 : 0 : data_end = LE16_TO_CPU(hdr->data_end);
1915 [ # # # # : 0 : if (data_end < ICE_MIN_S_DATA_END || data_end > ICE_MAX_S_DATA_END)
# # ]
1916 : 0 : return NULL;
1917 : :
1918 : : return hdr;
1919 : : }
1920 : :
1921 : : /**
1922 : : * ice_pkg_enum_buf
1923 : : * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
1924 : : * @state: pointer to the enum state
1925 : : *
1926 : : * This function will enumerate all the buffers in the ice segment. The first
1927 : : * call is made with the ice_seg parameter non-NULL; on subsequent calls,
1928 : : * ice_seg is set to NULL which continues the enumeration. When the function
1929 : : * returns a NULL pointer, then the end of the buffers has been reached, or an
1930 : : * unexpected value has been detected (for example an invalid section count or
1931 : : * an invalid buffer end value).
1932 : : */
1933 : : struct ice_buf_hdr *
1934 : 0 : ice_pkg_enum_buf(struct ice_seg *ice_seg, struct ice_pkg_enum *state)
1935 : : {
1936 [ # # ]: 0 : if (ice_seg) {
1937 : 0 : state->buf_table = ice_find_buf_table(ice_seg);
1938 [ # # ]: 0 : if (!state->buf_table)
1939 : : return NULL;
1940 : :
1941 [ # # ]: 0 : state->buf_idx = 0;
1942 : 0 : return ice_pkg_val_buf(state->buf_table->buf_array);
1943 : : }
1944 : :
1945 [ # # ]: 0 : if (++state->buf_idx < LE32_TO_CPU(state->buf_table->buf_count))
1946 : 0 : return ice_pkg_val_buf(state->buf_table->buf_array +
1947 [ # # ]: 0 : state->buf_idx);
1948 : : else
1949 : : return NULL;
1950 : : }
1951 : :
1952 : : /**
1953 : : * ice_pkg_advance_sect
1954 : : * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
1955 : : * @state: pointer to the enum state
1956 : : *
1957 : : * This helper function will advance the section within the ice segment,
1958 : : * also advancing the buffer if needed.
1959 : : */
1960 : : bool
1961 : 0 : ice_pkg_advance_sect(struct ice_seg *ice_seg, struct ice_pkg_enum *state)
1962 : : {
1963 [ # # # # ]: 0 : if (!ice_seg && !state->buf)
1964 : : return false;
1965 : :
1966 [ # # # # ]: 0 : if (!ice_seg && state->buf)
1967 [ # # ]: 0 : if (++state->sect_idx < LE16_TO_CPU(state->buf->section_count))
1968 : : return true;
1969 : :
1970 : 0 : state->buf = ice_pkg_enum_buf(ice_seg, state);
1971 [ # # ]: 0 : if (!state->buf)
1972 : : return false;
1973 : :
1974 : : /* start of new buffer, reset section index */
1975 : 0 : state->sect_idx = 0;
1976 : 0 : return true;
1977 : : }
1978 : :
1979 : : /**
1980 : : * ice_pkg_enum_section
1981 : : * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
1982 : : * @state: pointer to the enum state
1983 : : * @sect_type: section type to enumerate
1984 : : *
1985 : : * This function will enumerate all the sections of a particular type in the
1986 : : * ice segment. The first call is made with the ice_seg parameter non-NULL;
1987 : : * on subsequent calls, ice_seg is set to NULL which continues the enumeration.
1988 : : * When the function returns a NULL pointer, then the end of the matching
1989 : : * sections has been reached.
1990 : : */
1991 : : void *
1992 : 0 : ice_pkg_enum_section(struct ice_seg *ice_seg, struct ice_pkg_enum *state,
1993 : : u32 sect_type)
1994 : : {
1995 : : u16 offset, size;
1996 : :
1997 [ # # ]: 0 : if (ice_seg)
1998 : 0 : state->type = sect_type;
1999 : :
2000 [ # # ]: 0 : if (!ice_pkg_advance_sect(ice_seg, state))
2001 : : return NULL;
2002 : :
2003 : : /* scan for next matching section */
2004 : 0 : while (state->buf->section_entry[state->sect_idx].type !=
2005 [ # # ]: 0 : CPU_TO_LE32(state->type))
2006 [ # # ]: 0 : if (!ice_pkg_advance_sect(NULL, state))
2007 : : return NULL;
2008 : :
2009 : : /* validate section */
2010 : 0 : offset = LE16_TO_CPU(state->buf->section_entry[state->sect_idx].offset);
2011 [ # # ]: 0 : if (offset < ICE_MIN_S_OFF || offset > ICE_MAX_S_OFF)
2012 : : return NULL;
2013 : :
2014 : 0 : size = LE16_TO_CPU(state->buf->section_entry[state->sect_idx].size);
2015 [ # # ]: 0 : if (size < ICE_MIN_S_SZ || size > ICE_MAX_S_SZ)
2016 : : return NULL;
2017 : :
2018 : : /* make sure the section fits in the buffer */
2019 [ # # ]: 0 : if (offset + size > ICE_PKG_BUF_SIZE)
2020 : : return NULL;
2021 : :
2022 : 0 : state->sect_type =
2023 : : LE32_TO_CPU(state->buf->section_entry[state->sect_idx].type);
2024 : :
2025 : : /* calc pointer to this section */
2026 : 0 : state->sect = ((u8 *)state->buf) +
2027 : 0 : LE16_TO_CPU(state->buf->section_entry[state->sect_idx].offset);
2028 : :
2029 : 0 : return state->sect;
2030 : : }
2031 : :
2032 : : /**
2033 : : * ice_pkg_enum_entry
2034 : : * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
2035 : : * @state: pointer to the enum state
2036 : : * @sect_type: section type to enumerate
2037 : : * @offset: pointer to variable that receives the offset in the table (optional)
2038 : : * @handler: function that handles access to the entries into the section type
2039 : : *
2040 : : * This function will enumerate all the entries in particular section type in
2041 : : * the ice segment. The first call is made with the ice_seg parameter non-NULL;
2042 : : * on subsequent calls, ice_seg is set to NULL which continues the enumeration.
2043 : : * When the function returns a NULL pointer, then the end of the entries has
2044 : : * been reached.
2045 : : *
2046 : : * Since each section may have a different header and entry size, the handler
2047 : : * function is needed to determine the number and location entries in each
2048 : : * section.
2049 : : *
2050 : : * The offset parameter is optional, but should be used for sections that
2051 : : * contain an offset for each section table. For such cases, the section handler
2052 : : * function must return the appropriate offset + index to give the absolution
2053 : : * offset for each entry. For example, if the base for a section's header
2054 : : * indicates a base offset of 10, and the index for the entry is 2, then
2055 : : * section handler function should set the offset to 10 + 2 = 12.
2056 : : */
2057 : : void *
2058 : 0 : ice_pkg_enum_entry(struct ice_seg *ice_seg, struct ice_pkg_enum *state,
2059 : : u32 sect_type, u32 *offset,
2060 : : void *(*handler)(u32 sect_type, void *section,
2061 : : u32 index, u32 *offset))
2062 : : {
2063 : : void *entry;
2064 : :
2065 [ # # ]: 0 : if (ice_seg) {
2066 [ # # ]: 0 : if (!handler)
2067 : : return NULL;
2068 : :
2069 [ # # ]: 0 : if (!ice_pkg_enum_section(ice_seg, state, sect_type))
2070 : : return NULL;
2071 : :
2072 : 0 : state->entry_idx = 0;
2073 : 0 : state->handler = handler;
2074 : : } else {
2075 : 0 : state->entry_idx++;
2076 : : }
2077 : :
2078 [ # # ]: 0 : if (!state->handler)
2079 : : return NULL;
2080 : :
2081 : : /* get entry */
2082 : 0 : entry = state->handler(state->sect_type, state->sect, state->entry_idx,
2083 : : offset);
2084 [ # # ]: 0 : if (!entry) {
2085 : : /* end of a section, look for another section of this type */
2086 [ # # ]: 0 : if (!ice_pkg_enum_section(NULL, state, 0))
2087 : : return NULL;
2088 : :
2089 : 0 : state->entry_idx = 0;
2090 : 0 : entry = state->handler(state->sect_type, state->sect,
2091 : : state->entry_idx, offset);
2092 : : }
2093 : :
2094 : : return entry;
2095 : : }
2096 : :
2097 : : /**
2098 : : * ice_boost_tcam_handler
2099 : : * @sect_type: section type
2100 : : * @section: pointer to section
2101 : : * @index: index of the boost TCAM entry to be returned
2102 : : * @offset: pointer to receive absolute offset, always 0 for boost TCAM sections
2103 : : *
2104 : : * This is a callback function that can be passed to ice_pkg_enum_entry.
2105 : : * Handles enumeration of individual boost TCAM entries.
2106 : : */
2107 : : static void *
2108 : 0 : ice_boost_tcam_handler(u32 sect_type, void *section, u32 index, u32 *offset)
2109 : : {
2110 : : struct ice_boost_tcam_section *boost;
2111 : :
2112 [ # # ]: 0 : if (!section)
2113 : : return NULL;
2114 : :
2115 [ # # ]: 0 : if (sect_type != ICE_SID_RXPARSER_BOOST_TCAM)
2116 : : return NULL;
2117 : :
2118 [ # # ]: 0 : if (index > ICE_MAX_BST_TCAMS_IN_BUF)
2119 : : return NULL;
2120 : :
2121 [ # # ]: 0 : if (offset)
2122 : 0 : *offset = 0;
2123 : :
2124 : : boost = (struct ice_boost_tcam_section *)section;
2125 [ # # ]: 0 : if (index >= LE16_TO_CPU(boost->count))
2126 : : return NULL;
2127 : :
2128 : 0 : return boost->tcam + index;
2129 : : }
2130 : :
2131 : : /**
2132 : : * ice_find_boost_entry
2133 : : * @ice_seg: pointer to the ice segment (non-NULL)
2134 : : * @addr: Boost TCAM address of entry to search for
2135 : : * @entry: returns pointer to the entry
2136 : : *
2137 : : * Finds a particular Boost TCAM entry and returns a pointer to that entry
2138 : : * if it is found. The ice_seg parameter must not be NULL since the first call
2139 : : * to ice_pkg_enum_entry requires a pointer to an actual ice_segment structure.
2140 : : */
2141 : : static int
2142 [ # # ]: 0 : ice_find_boost_entry(struct ice_seg *ice_seg, u16 addr,
2143 : : struct ice_boost_tcam_entry **entry)
2144 : : {
2145 : : struct ice_boost_tcam_entry *tcam;
2146 : : struct ice_pkg_enum state;
2147 : :
2148 : : ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
2149 : :
2150 [ # # ]: 0 : if (!ice_seg)
2151 : : return ICE_ERR_PARAM;
2152 : :
2153 : : do {
2154 : : tcam = (struct ice_boost_tcam_entry *)
2155 : 0 : ice_pkg_enum_entry(ice_seg, &state,
2156 : : ICE_SID_RXPARSER_BOOST_TCAM, NULL,
2157 : : ice_boost_tcam_handler);
2158 [ # # # # ]: 0 : if (tcam && LE16_TO_CPU(tcam->addr) == addr) {
2159 : 0 : *entry = tcam;
2160 : 0 : return 0;
2161 : : }
2162 : :
2163 : : ice_seg = NULL;
2164 [ # # ]: 0 : } while (tcam);
2165 : :
2166 : 0 : *entry = NULL;
2167 : 0 : return ICE_ERR_CFG;
2168 : : }
2169 : :
2170 : : /**
2171 : : * ice_init_pkg_hints
2172 : : * @hw: pointer to the HW structure
2173 : : * @ice_seg: pointer to the segment of the package scan (non-NULL)
2174 : : *
2175 : : * This function will scan the package and save off relevant information
2176 : : * (hints or metadata) for driver use. The ice_seg parameter must not be NULL
2177 : : * since the first call to ice_enum_labels requires a pointer to an actual
2178 : : * ice_seg structure.
2179 : : */
2180 : 0 : void ice_init_pkg_hints(struct ice_hw *hw, struct ice_seg *ice_seg)
2181 : : {
2182 : : struct ice_pkg_enum state;
2183 : : char *label_name;
2184 : : u16 val;
2185 : : int i;
2186 : :
2187 [ # # ]: 0 : ice_memset(&hw->tnl, 0, sizeof(hw->tnl), ICE_NONDMA_MEM);
2188 : : ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
2189 : :
2190 [ # # ]: 0 : if (!ice_seg)
2191 : 0 : return;
2192 : :
2193 : : label_name = ice_enum_labels(ice_seg, ICE_SID_LBL_RXPARSER_TMEM, &state,
2194 : : &val);
2195 : :
2196 [ # # ]: 0 : while (label_name) {
2197 : : /* TODO: Replace !strnsmp() with wrappers like match_some_pre() */
2198 [ # # ]: 0 : if (!strncmp(label_name, ICE_TNL_PRE, strlen(ICE_TNL_PRE)))
2199 : : /* check for a tunnel entry */
2200 : 0 : ice_add_tunnel_hint(hw, label_name, val);
2201 : :
2202 : : /* check for a dvm mode entry */
2203 [ # # ]: 0 : else if (!strncmp(label_name, ICE_DVM_PRE, strlen(ICE_DVM_PRE)))
2204 : 0 : ice_add_dvm_hint(hw, val, true);
2205 : :
2206 : : /* check for a svm mode entry */
2207 [ # # ]: 0 : else if (!strncmp(label_name, ICE_SVM_PRE, strlen(ICE_SVM_PRE)))
2208 : 0 : ice_add_dvm_hint(hw, val, false);
2209 : :
2210 : : label_name = ice_enum_labels(NULL, 0, &state, &val);
2211 : : }
2212 : :
2213 : : /* Cache the appropriate boost TCAM entry pointers for tunnels */
2214 [ # # ]: 0 : for (i = 0; i < hw->tnl.count; i++) {
2215 : 0 : ice_find_boost_entry(ice_seg, hw->tnl.tbl[i].boost_addr,
2216 : : &hw->tnl.tbl[i].boost_entry);
2217 [ # # ]: 0 : if (hw->tnl.tbl[i].boost_entry)
2218 : 0 : hw->tnl.tbl[i].valid = true;
2219 : : }
2220 : :
2221 : : /* Cache the appropriate boost TCAM entry pointers for DVM and SVM */
2222 [ # # ]: 0 : for (i = 0; i < hw->dvm_upd.count; i++)
2223 : 0 : ice_find_boost_entry(ice_seg, hw->dvm_upd.tbl[i].boost_addr,
2224 : : &hw->dvm_upd.tbl[i].boost_entry);
2225 : : }
2226 : :
2227 : : /**
2228 : : * ice_acquire_global_cfg_lock
2229 : : * @hw: pointer to the HW structure
2230 : : * @access: access type (read or write)
2231 : : *
2232 : : * This function will request ownership of the global config lock for reading
2233 : : * or writing of the package. When attempting to obtain write access, the
2234 : : * caller must check for the following two return values:
2235 : : *
2236 : : * 0 - Means the caller has acquired the global config lock
2237 : : * and can perform writing of the package.
2238 : : * ICE_ERR_AQ_NO_WORK - Indicates another driver has already written the
2239 : : * package or has found that no update was necessary; in
2240 : : * this case, the caller can just skip performing any
2241 : : * update of the package.
2242 : : */
2243 : : int
2244 : 0 : ice_acquire_global_cfg_lock(struct ice_hw *hw,
2245 : : enum ice_aq_res_access_type access)
2246 : : {
2247 : : int status;
2248 : :
2249 : 0 : status = ice_acquire_res(hw, ICE_GLOBAL_CFG_LOCK_RES_ID, access,
2250 : : ICE_GLOBAL_CFG_LOCK_TIMEOUT);
2251 : :
2252 [ # # ]: 0 : if (status == ICE_ERR_AQ_NO_WORK)
2253 [ # # ]: 0 : ice_debug(hw, ICE_DBG_PKG, "Global config lock: No work to do\n");
2254 : :
2255 : 0 : return status;
2256 : : }
2257 : :
2258 : : /**
2259 : : * ice_release_global_cfg_lock
2260 : : * @hw: pointer to the HW structure
2261 : : *
2262 : : * This function will release the global config lock.
2263 : : */
2264 : 0 : void ice_release_global_cfg_lock(struct ice_hw *hw)
2265 : : {
2266 : 0 : ice_release_res(hw, ICE_GLOBAL_CFG_LOCK_RES_ID);
2267 : 0 : }
2268 : :
2269 : : /**
2270 : : * ice_acquire_change_lock
2271 : : * @hw: pointer to the HW structure
2272 : : * @access: access type (read or write)
2273 : : *
2274 : : * This function will request ownership of the change lock.
2275 : : */
2276 : : int
2277 : 0 : ice_acquire_change_lock(struct ice_hw *hw, enum ice_aq_res_access_type access)
2278 : : {
2279 : 0 : return ice_acquire_res(hw, ICE_CHANGE_LOCK_RES_ID, access,
2280 : : ICE_CHANGE_LOCK_TIMEOUT);
2281 : : }
2282 : :
2283 : : /**
2284 : : * ice_release_change_lock
2285 : : * @hw: pointer to the HW structure
2286 : : *
2287 : : * This function will release the change lock using the proper Admin Command.
2288 : : */
2289 : 0 : void ice_release_change_lock(struct ice_hw *hw)
2290 : : {
2291 : 0 : ice_release_res(hw, ICE_CHANGE_LOCK_RES_ID);
2292 : 0 : }
2293 : :
2294 : : /**
2295 : : * ice_is_get_tx_sched_new_format
2296 : : * @hw: pointer to the HW struct
2297 : : *
2298 : : * Determines if the new format for the Tx scheduler get api is supported
2299 : : */
2300 : : static bool
2301 : 0 : ice_is_get_tx_sched_new_format(struct ice_hw *hw)
2302 : : {
2303 [ # # ]: 0 : if (ice_is_e830(hw))
2304 : : return true;
2305 [ # # ]: 0 : if (ice_is_e825c(hw))
2306 : 0 : return true;
2307 : : return false;
2308 : : }
2309 : :
2310 : : /**
2311 : : * ice_get_set_tx_topo - get or set tx topology
2312 : : * @hw: pointer to the HW struct
2313 : : * @buf: pointer to tx topology buffer
2314 : : * @buf_size: buffer size
2315 : : * @cd: pointer to command details structure or NULL
2316 : : * @flags: pointer to descriptor flags
2317 : : * @set: 0-get, 1-set topology
2318 : : *
2319 : : * The function will get or set tx topology
2320 : : */
2321 : : static int
2322 : 0 : ice_get_set_tx_topo(struct ice_hw *hw, u8 *buf, u16 buf_size,
2323 : : struct ice_sq_cd *cd, u8 *flags, bool set)
2324 : : {
2325 : : struct ice_aqc_get_set_tx_topo *cmd;
2326 : : struct ice_aq_desc desc;
2327 : : int status;
2328 : :
2329 : : cmd = &desc.params.get_set_tx_topo;
2330 [ # # ]: 0 : if (set) {
2331 : 0 : ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_tx_topo);
2332 : 0 : cmd->set_flags = ICE_AQC_TX_TOPO_FLAGS_ISSUED;
2333 : : /* requested to update a new topology, not a default topolgy */
2334 [ # # ]: 0 : if (buf)
2335 : 0 : cmd->set_flags |= ICE_AQC_TX_TOPO_FLAGS_SRC_RAM |
2336 : : ICE_AQC_TX_TOPO_FLAGS_LOAD_NEW;
2337 : :
2338 : 0 : desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
2339 : : } else {
2340 : 0 : ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_tx_topo);
2341 : 0 : cmd->get_flags = ICE_AQC_TX_TOPO_GET_RAM;
2342 : :
2343 [ # # ]: 0 : if (!ice_is_get_tx_sched_new_format(hw))
2344 : 0 : desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
2345 : : }
2346 : :
2347 : 0 : status = ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
2348 [ # # ]: 0 : if (status)
2349 : : return status;
2350 : : /* read the return flag values (first byte) for get operation */
2351 [ # # ]: 0 : if (!set && flags)
2352 : 0 : *flags = desc.params.get_set_tx_topo.set_flags;
2353 : :
2354 : : return 0;
2355 : : }
2356 : :
2357 : : /**
2358 : : * ice_cfg_tx_topo - Initialize new tx topology if available
2359 : : * @hw: pointer to the HW struct
2360 : : * @buf: pointer to Tx topology buffer
2361 : : * @len: buffer size
2362 : : *
2363 : : * The function will apply the new Tx topology from the package buffer
2364 : : * if available.
2365 : : */
2366 : 0 : int ice_cfg_tx_topo(struct ice_hw *hw, u8 *buf, u32 len)
2367 : : {
2368 : : u8 *current_topo, *new_topo = NULL;
2369 : : struct ice_run_time_cfg_seg *seg;
2370 : : struct ice_buf_hdr *section;
2371 : : struct ice_pkg_hdr *pkg_hdr;
2372 : : enum ice_ddp_state state;
2373 : : u16 i, size = 0, offset;
2374 : : u32 reg = 0;
2375 : : int status;
2376 : : u8 flags;
2377 : :
2378 [ # # ]: 0 : if (!buf || !len)
2379 : : return ICE_ERR_PARAM;
2380 : :
2381 : : /* Does FW support new Tx topology mode ? */
2382 [ # # ]: 0 : if (!hw->func_caps.common_cap.tx_sched_topo_comp_mode_en) {
2383 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "FW doesn't support compatibility mode\n");
2384 : 0 : return ICE_ERR_NOT_SUPPORTED;
2385 : : }
2386 : :
2387 : 0 : current_topo = (u8 *)ice_malloc(hw, ICE_AQ_MAX_BUF_LEN);
2388 [ # # ]: 0 : if (!current_topo)
2389 : : return ICE_ERR_NO_MEMORY;
2390 : :
2391 : : /* get the current Tx topology */
2392 : 0 : status = ice_get_set_tx_topo(hw, current_topo, ICE_AQ_MAX_BUF_LEN, NULL,
2393 : : &flags, false);
2394 : 0 : ice_free(hw, current_topo);
2395 : :
2396 [ # # ]: 0 : if (status) {
2397 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "Get current topology is failed\n");
2398 : 0 : return status;
2399 : : }
2400 : :
2401 : : pkg_hdr = (struct ice_pkg_hdr *)buf;
2402 : 0 : state = ice_verify_pkg(pkg_hdr, len);
2403 [ # # ]: 0 : if (state) {
2404 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "failed to verify pkg (err: %d)\n",
2405 : : state);
2406 : 0 : return ICE_ERR_CFG;
2407 : : }
2408 : :
2409 : : /* find run time configuration segment */
2410 : : seg = (struct ice_run_time_cfg_seg *)
2411 : 0 : ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE_RUN_TIME_CFG, pkg_hdr);
2412 [ # # ]: 0 : if (!seg) {
2413 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "5 layer topology segment is missing\n");
2414 : 0 : return ICE_ERR_CFG;
2415 : : }
2416 : :
2417 [ # # ]: 0 : if (LE32_TO_CPU(seg->buf_table.buf_count) < ICE_MIN_S_COUNT) {
2418 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "5 layer topology segment count(%d) is wrong\n",
2419 : : seg->buf_table.buf_count);
2420 : 0 : return ICE_ERR_CFG;
2421 : : }
2422 : :
2423 : : section = ice_pkg_val_buf(seg->buf_table.buf_array);
2424 : :
2425 [ # # ]: 0 : if (!section || LE32_TO_CPU(section->section_entry[0].type) !=
2426 : : ICE_SID_TX_5_LAYER_TOPO) {
2427 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "5 layer topology section type is wrong\n");
2428 : 0 : return ICE_ERR_CFG;
2429 : : }
2430 : :
2431 : 0 : size = LE16_TO_CPU(section->section_entry[0].size);
2432 : 0 : offset = LE16_TO_CPU(section->section_entry[0].offset);
2433 [ # # ]: 0 : if (size < ICE_MIN_S_SZ || size > ICE_MAX_S_SZ) {
2434 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "5 layer topology section size is wrong\n");
2435 : 0 : return ICE_ERR_CFG;
2436 : : }
2437 : :
2438 : : /* make sure the section fits in the buffer */
2439 [ # # ]: 0 : if (offset + size > ICE_PKG_BUF_SIZE) {
2440 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "5 layer topology buffer > 4K\n");
2441 : 0 : return ICE_ERR_CFG;
2442 : : }
2443 : :
2444 : : /* Get the new topology buffer */
2445 : 0 : new_topo = ((u8 *)section) + offset;
2446 : :
2447 : : /* acquire global lock to make sure that set topology issued
2448 : : * by one PF
2449 : : */
2450 : 0 : status = ice_acquire_res(hw, ICE_GLOBAL_CFG_LOCK_RES_ID, ICE_RES_WRITE,
2451 : : ICE_GLOBAL_CFG_LOCK_TIMEOUT);
2452 [ # # ]: 0 : if (status) {
2453 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "Failed to acquire global lock\n");
2454 : 0 : return status;
2455 : : }
2456 : :
2457 : : /* check reset was triggered already or not */
2458 : 0 : reg = rd32(hw, GLGEN_RSTAT);
2459 [ # # ]: 0 : if (reg & GLGEN_RSTAT_DEVSTATE_M) {
2460 : : /* Reset is in progress, re-init the hw again */
2461 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "Reset is in progress. layer topology might be applied already\n");
2462 : 0 : ice_check_reset(hw);
2463 : 0 : return 0;
2464 : : }
2465 : :
2466 : : /* set new topology */
2467 : 0 : status = ice_get_set_tx_topo(hw, new_topo, size, NULL, NULL, true);
2468 [ # # ]: 0 : if (status) {
2469 [ # # ]: 0 : ice_debug(hw, ICE_DBG_INIT, "Set tx topology is failed\n");
2470 : 0 : return status;
2471 : : }
2472 : :
2473 : : /* new topology is updated, delay 1 second before issuing the CORRER */
2474 [ # # ]: 0 : for (i = 0; i < 10; i++)
2475 : 0 : ice_msec_delay(100, true);
2476 : 0 : ice_reset(hw, ICE_RESET_CORER);
2477 : : /* CORER will clear the global lock, so no explicit call
2478 : : * required for release
2479 : : */
2480 : 0 : return 0;
2481 : : }
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