1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2001-2019
5 #include "ice_common.h"
6 #include "ice_flex_pipe.h"
7 #include "ice_protocol_type.h"
10 /* To support tunneling entries by PF, the package will append the PF number to
11 * the label; for example TNL_VXLAN_PF0, TNL_VXLAN_PF1, TNL_VXLAN_PF2, etc.
13 static const struct ice_tunnel_type_scan tnls[] = {
14 { TNL_VXLAN, "TNL_VXLAN_PF" },
15 { TNL_GENEVE, "TNL_GENEVE_PF" },
19 static const u32 ice_sect_lkup[ICE_BLK_COUNT][ICE_SECT_COUNT] = {
23 ICE_SID_XLT_KEY_BUILDER_SW,
26 ICE_SID_PROFID_TCAM_SW,
27 ICE_SID_PROFID_REDIR_SW,
29 ICE_SID_CDID_KEY_BUILDER_SW,
36 ICE_SID_XLT_KEY_BUILDER_ACL,
39 ICE_SID_PROFID_TCAM_ACL,
40 ICE_SID_PROFID_REDIR_ACL,
42 ICE_SID_CDID_KEY_BUILDER_ACL,
43 ICE_SID_CDID_REDIR_ACL
49 ICE_SID_XLT_KEY_BUILDER_FD,
52 ICE_SID_PROFID_TCAM_FD,
53 ICE_SID_PROFID_REDIR_FD,
55 ICE_SID_CDID_KEY_BUILDER_FD,
62 ICE_SID_XLT_KEY_BUILDER_RSS,
65 ICE_SID_PROFID_TCAM_RSS,
66 ICE_SID_PROFID_REDIR_RSS,
68 ICE_SID_CDID_KEY_BUILDER_RSS,
69 ICE_SID_CDID_REDIR_RSS
75 ICE_SID_XLT_KEY_BUILDER_PE,
78 ICE_SID_PROFID_TCAM_PE,
79 ICE_SID_PROFID_REDIR_PE,
81 ICE_SID_CDID_KEY_BUILDER_PE,
87 * ice_sect_id - returns section ID
91 * This helper function returns the proper section ID given a block type and a
94 static u32 ice_sect_id(enum ice_block blk, enum ice_sect sect)
96 return ice_sect_lkup[blk][sect];
101 * @buf: pointer to the ice buffer
103 * This helper function validates a buffer's header.
105 static struct ice_buf_hdr *ice_pkg_val_buf(struct ice_buf *buf)
107 struct ice_buf_hdr *hdr;
111 hdr = (struct ice_buf_hdr *)buf->buf;
113 section_count = LE16_TO_CPU(hdr->section_count);
114 if (section_count < ICE_MIN_S_COUNT || section_count > ICE_MAX_S_COUNT)
117 data_end = LE16_TO_CPU(hdr->data_end);
118 if (data_end < ICE_MIN_S_DATA_END || data_end > ICE_MAX_S_DATA_END)
126 * @ice_seg: pointer to the ice segment
128 * Returns the address of the buffer table within the ice segment.
130 static struct ice_buf_table *ice_find_buf_table(struct ice_seg *ice_seg)
132 struct ice_nvm_table *nvms;
134 nvms = (struct ice_nvm_table *)(ice_seg->device_table +
135 LE32_TO_CPU(ice_seg->device_table_count));
137 return (_FORCE_ struct ice_buf_table *)
138 (nvms->vers + LE32_TO_CPU(nvms->table_count));
143 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
144 * @state: pointer to the enum state
146 * This function will enumerate all the buffers in the ice segment. The first
147 * call is made with the ice_seg parameter non-NULL; on subsequent calls,
148 * ice_seg is set to NULL which continues the enumeration. When the function
149 * returns a NULL pointer, then the end of the buffers has been reached, or an
150 * unexpected value has been detected (for example an invalid section count or
151 * an invalid buffer end value).
153 static struct ice_buf_hdr *
154 ice_pkg_enum_buf(struct ice_seg *ice_seg, struct ice_pkg_enum *state)
157 state->buf_table = ice_find_buf_table(ice_seg);
158 if (!state->buf_table)
162 return ice_pkg_val_buf(state->buf_table->buf_array);
165 if (++state->buf_idx < LE32_TO_CPU(state->buf_table->buf_count))
166 return ice_pkg_val_buf(state->buf_table->buf_array +
173 * ice_pkg_advance_sect
174 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
175 * @state: pointer to the enum state
177 * This helper function will advance the section within the ice segment,
178 * also advancing the buffer if needed.
181 ice_pkg_advance_sect(struct ice_seg *ice_seg, struct ice_pkg_enum *state)
183 if (!ice_seg && !state->buf)
186 if (!ice_seg && state->buf)
187 if (++state->sect_idx < LE16_TO_CPU(state->buf->section_count))
190 state->buf = ice_pkg_enum_buf(ice_seg, state);
194 /* start of new buffer, reset section index */
200 * ice_pkg_enum_section
201 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
202 * @state: pointer to the enum state
203 * @sect_type: section type to enumerate
205 * This function will enumerate all the sections of a particular type in the
206 * ice segment. The first call is made with the ice_seg parameter non-NULL;
207 * on subsequent calls, ice_seg is set to NULL which continues the enumeration.
208 * When the function returns a NULL pointer, then the end of the matching
209 * sections has been reached.
212 ice_pkg_enum_section(struct ice_seg *ice_seg, struct ice_pkg_enum *state,
218 state->type = sect_type;
220 if (!ice_pkg_advance_sect(ice_seg, state))
223 /* scan for next matching section */
224 while (state->buf->section_entry[state->sect_idx].type !=
225 CPU_TO_LE32(state->type))
226 if (!ice_pkg_advance_sect(NULL, state))
229 /* validate section */
230 offset = LE16_TO_CPU(state->buf->section_entry[state->sect_idx].offset);
231 if (offset < ICE_MIN_S_OFF || offset > ICE_MAX_S_OFF)
234 size = LE16_TO_CPU(state->buf->section_entry[state->sect_idx].size);
235 if (size < ICE_MIN_S_SZ || size > ICE_MAX_S_SZ)
238 /* make sure the section fits in the buffer */
239 if (offset + size > ICE_PKG_BUF_SIZE)
243 LE32_TO_CPU(state->buf->section_entry[state->sect_idx].type);
245 /* calc pointer to this section */
246 state->sect = ((u8 *)state->buf) +
247 LE16_TO_CPU(state->buf->section_entry[state->sect_idx].offset);
254 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
255 * @state: pointer to the enum state
256 * @sect_type: section type to enumerate
257 * @offset: pointer to variable that receives the offset in the table (optional)
258 * @handler: function that handles access to the entries into the section type
260 * This function will enumerate all the entries in particular section type in
261 * the ice segment. The first call is made with the ice_seg parameter non-NULL;
262 * on subsequent calls, ice_seg is set to NULL which continues the enumeration.
263 * When the function returns a NULL pointer, then the end of the entries has
266 * Since each section may have a different header and entry size, the handler
267 * function is needed to determine the number and location entries in each
270 * The offset parameter is optional, but should be used for sections that
271 * contain an offset for each section table. For such cases, the section handler
272 * function must return the appropriate offset + index to give the absolution
273 * offset for each entry. For example, if the base for a section's header
274 * indicates a base offset of 10, and the index for the entry is 2, then
275 * section handler function should set the offset to 10 + 2 = 12.
278 ice_pkg_enum_entry(struct ice_seg *ice_seg, struct ice_pkg_enum *state,
279 u32 sect_type, u32 *offset,
280 void *(*handler)(u32 sect_type, void *section,
281 u32 index, u32 *offset))
289 if (!ice_pkg_enum_section(ice_seg, state, sect_type))
292 state->entry_idx = 0;
293 state->handler = handler;
302 entry = state->handler(state->sect_type, state->sect, state->entry_idx,
305 /* end of a section, look for another section of this type */
306 if (!ice_pkg_enum_section(NULL, state, 0))
309 state->entry_idx = 0;
310 entry = state->handler(state->sect_type, state->sect,
311 state->entry_idx, offset);
318 * ice_boost_tcam_handler
319 * @sect_type: section type
320 * @section: pointer to section
321 * @index: index of the boost TCAM entry to be returned
322 * @offset: pointer to receive absolute offset, always 0 for boost TCAM sections
324 * This is a callback function that can be passed to ice_pkg_enum_entry.
325 * Handles enumeration of individual boost TCAM entries.
328 ice_boost_tcam_handler(u32 sect_type, void *section, u32 index, u32 *offset)
330 struct ice_boost_tcam_section *boost;
335 if (sect_type != ICE_SID_RXPARSER_BOOST_TCAM)
338 if (index > ICE_MAX_BST_TCAMS_IN_BUF)
344 boost = (struct ice_boost_tcam_section *)section;
345 if (index >= LE16_TO_CPU(boost->count))
348 return boost->tcam + index;
352 * ice_find_boost_entry
353 * @ice_seg: pointer to the ice segment (non-NULL)
354 * @addr: Boost TCAM address of entry to search for
355 * @entry: returns pointer to the entry
357 * Finds a particular Boost TCAM entry and returns a pointer to that entry
358 * if it is found. The ice_seg parameter must not be NULL since the first call
359 * to ice_pkg_enum_entry requires a pointer to an actual ice_segment structure.
361 static enum ice_status
362 ice_find_boost_entry(struct ice_seg *ice_seg, u16 addr,
363 struct ice_boost_tcam_entry **entry)
365 struct ice_boost_tcam_entry *tcam;
366 struct ice_pkg_enum state;
368 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
371 return ICE_ERR_PARAM;
374 tcam = (struct ice_boost_tcam_entry *)
375 ice_pkg_enum_entry(ice_seg, &state,
376 ICE_SID_RXPARSER_BOOST_TCAM, NULL,
377 ice_boost_tcam_handler);
378 if (tcam && LE16_TO_CPU(tcam->addr) == addr) {
391 * ice_label_enum_handler
392 * @sect_type: section type
393 * @section: pointer to section
394 * @index: index of the label entry to be returned
395 * @offset: pointer to receive absolute offset, always zero for label sections
397 * This is a callback function that can be passed to ice_pkg_enum_entry.
398 * Handles enumeration of individual label entries.
401 ice_label_enum_handler(u32 __ALWAYS_UNUSED sect_type, void *section, u32 index,
404 struct ice_label_section *labels;
409 if (index > ICE_MAX_LABELS_IN_BUF)
415 labels = (struct ice_label_section *)section;
416 if (index >= LE16_TO_CPU(labels->count))
419 return labels->label + index;
424 * @ice_seg: pointer to the ice segment (NULL on subsequent calls)
425 * @type: the section type that will contain the label (0 on subsequent calls)
426 * @state: ice_pkg_enum structure that will hold the state of the enumeration
427 * @value: pointer to a value that will return the label's value if found
429 * Enumerates a list of labels in the package. The caller will call
430 * ice_enum_labels(ice_seg, type, ...) to start the enumeration, then call
431 * ice_enum_labels(NULL, 0, ...) to continue. When the function returns a NULL
432 * the end of the list has been reached.
435 ice_enum_labels(struct ice_seg *ice_seg, u32 type, struct ice_pkg_enum *state,
438 struct ice_label *label;
440 /* Check for valid label section on first call */
441 if (type && !(type >= ICE_SID_LBL_FIRST && type <= ICE_SID_LBL_LAST))
444 label = (struct ice_label *)ice_pkg_enum_entry(ice_seg, state, type,
446 ice_label_enum_handler);
450 *value = LE16_TO_CPU(label->value);
456 * @hw: pointer to the HW structure
457 * @ice_seg: pointer to the segment of the package scan (non-NULL)
459 * This function will scan the package and save off relevant information
460 * (hints or metadata) for driver use. The ice_seg parameter must not be NULL
461 * since the first call to ice_enum_labels requires a pointer to an actual
464 static void ice_init_pkg_hints(struct ice_hw *hw, struct ice_seg *ice_seg)
466 struct ice_pkg_enum state;
471 ice_memset(&hw->tnl, 0, sizeof(hw->tnl), ICE_NONDMA_MEM);
476 label_name = ice_enum_labels(ice_seg, ICE_SID_LBL_RXPARSER_TMEM, &state,
479 while (label_name && hw->tnl.count < ICE_TUNNEL_MAX_ENTRIES) {
480 for (i = 0; tnls[i].type != TNL_LAST; i++) {
481 size_t len = strlen(tnls[i].label_prefix);
483 /* Look for matching label start, before continuing */
484 if (strncmp(label_name, tnls[i].label_prefix, len))
487 /* Make sure this label matches our PF. Note that the PF
488 * character ('0' - '7') will be located where our
489 * prefix string's null terminator is located.
491 if ((label_name[len] - '0') == hw->pf_id) {
492 hw->tnl.tbl[hw->tnl.count].type = tnls[i].type;
493 hw->tnl.tbl[hw->tnl.count].valid = false;
494 hw->tnl.tbl[hw->tnl.count].in_use = false;
495 hw->tnl.tbl[hw->tnl.count].marked = false;
496 hw->tnl.tbl[hw->tnl.count].boost_addr = val;
497 hw->tnl.tbl[hw->tnl.count].port = 0;
503 label_name = ice_enum_labels(NULL, 0, &state, &val);
506 /* Cache the appropriate boost TCAM entry pointers */
507 for (i = 0; i < hw->tnl.count; i++) {
508 ice_find_boost_entry(ice_seg, hw->tnl.tbl[i].boost_addr,
509 &hw->tnl.tbl[i].boost_entry);
510 if (hw->tnl.tbl[i].boost_entry)
511 hw->tnl.tbl[i].valid = true;
517 #define ICE_DC_KEY 0x1 /* don't care */
518 #define ICE_DC_KEYINV 0x1
519 #define ICE_NM_KEY 0x0 /* never match */
520 #define ICE_NM_KEYINV 0x0
521 #define ICE_0_KEY 0x1 /* match 0 */
522 #define ICE_0_KEYINV 0x0
523 #define ICE_1_KEY 0x0 /* match 1 */
524 #define ICE_1_KEYINV 0x1
527 * ice_gen_key_word - generate 16-bits of a key/mask word
529 * @valid: valid bits mask (change only the valid bits)
530 * @dont_care: don't care mask
531 * @nvr_mtch: never match mask
532 * @key: pointer to an array of where the resulting key portion
533 * @key_inv: pointer to an array of where the resulting key invert portion
535 * This function generates 16-bits from a 8-bit value, an 8-bit don't care mask
536 * and an 8-bit never match mask. The 16-bits of output are divided into 8 bits
537 * of key and 8 bits of key invert.
539 * '0' = b01, always match a 0 bit
540 * '1' = b10, always match a 1 bit
541 * '?' = b11, don't care bit (always matches)
542 * '~' = b00, never match bit
546 * dont_care: b0 0 1 1 0 0
547 * never_mtch: b0 0 0 0 1 1
548 * ------------------------------
549 * Result: key: b01 10 11 11 00 00
551 static enum ice_status
552 ice_gen_key_word(u8 val, u8 valid, u8 dont_care, u8 nvr_mtch, u8 *key,
555 u8 in_key = *key, in_key_inv = *key_inv;
558 /* 'dont_care' and 'nvr_mtch' masks cannot overlap */
559 if ((dont_care ^ nvr_mtch) != (dont_care | nvr_mtch))
565 /* encode the 8 bits into 8-bit key and 8-bit key invert */
566 for (i = 0; i < 8; i++) {
570 if (!(valid & 0x1)) { /* change only valid bits */
571 *key |= (in_key & 0x1) << 7;
572 *key_inv |= (in_key_inv & 0x1) << 7;
573 } else if (dont_care & 0x1) { /* don't care bit */
574 *key |= ICE_DC_KEY << 7;
575 *key_inv |= ICE_DC_KEYINV << 7;
576 } else if (nvr_mtch & 0x1) { /* never match bit */
577 *key |= ICE_NM_KEY << 7;
578 *key_inv |= ICE_NM_KEYINV << 7;
579 } else if (val & 0x01) { /* exact 1 match */
580 *key |= ICE_1_KEY << 7;
581 *key_inv |= ICE_1_KEYINV << 7;
582 } else { /* exact 0 match */
583 *key |= ICE_0_KEY << 7;
584 *key_inv |= ICE_0_KEYINV << 7;
599 * ice_bits_max_set - determine if the number of bits set is within a maximum
600 * @mask: pointer to the byte array which is the mask
601 * @size: the number of bytes in the mask
602 * @max: the max number of set bits
604 * This function determines if there are at most 'max' number of bits set in an
605 * array. Returns true if the number for bits set is <= max or will return false
608 static bool ice_bits_max_set(const u8 *mask, u16 size, u16 max)
613 /* check each byte */
614 for (i = 0; i < size; i++) {
615 /* if 0, go to next byte */
619 /* We know there is at least one set bit in this byte because of
620 * the above check; if we already have found 'max' number of
621 * bits set, then we can return failure now.
626 /* count the bits in this byte, checking threshold */
627 for (j = 0; j < BITS_PER_BYTE; j++) {
628 count += (mask[i] & (0x1 << j)) ? 1 : 0;
638 * ice_set_key - generate a variable sized key with multiples of 16-bits
639 * @key: pointer to where the key will be stored
640 * @size: the size of the complete key in bytes (must be even)
641 * @val: array of 8-bit values that makes up the value portion of the key
642 * @upd: array of 8-bit masks that determine what key portion to update
643 * @dc: array of 8-bit masks that make up the don't care mask
644 * @nm: array of 8-bit masks that make up the never match mask
645 * @off: the offset of the first byte in the key to update
646 * @len: the number of bytes in the key update
648 * This function generates a key from a value, a don't care mask and a never
650 * upd, dc, and nm are optional parameters, and can be NULL:
651 * upd == NULL --> udp mask is all 1's (update all bits)
652 * dc == NULL --> dc mask is all 0's (no don't care bits)
653 * nm == NULL --> nm mask is all 0's (no never match bits)
656 ice_set_key(u8 *key, u16 size, u8 *val, u8 *upd, u8 *dc, u8 *nm, u16 off,
662 /* size must be a multiple of 2 bytes. */
665 half_size = size / 2;
667 if (off + len > half_size)
670 /* Make sure at most one bit is set in the never match mask. Having more
671 * than one never match mask bit set will cause HW to consume excessive
672 * power otherwise; this is a power management efficiency check.
674 #define ICE_NVR_MTCH_BITS_MAX 1
675 if (nm && !ice_bits_max_set(nm, len, ICE_NVR_MTCH_BITS_MAX))
678 for (i = 0; i < len; i++)
679 if (ice_gen_key_word(val[i], upd ? upd[i] : 0xff,
680 dc ? dc[i] : 0, nm ? nm[i] : 0,
681 key + off + i, key + half_size + off + i))
688 * ice_acquire_global_cfg_lock
689 * @hw: pointer to the HW structure
690 * @access: access type (read or write)
692 * This function will request ownership of the global config lock for reading
693 * or writing of the package. When attempting to obtain write access, the
694 * caller must check for the following two return values:
696 * ICE_SUCCESS - Means the caller has acquired the global config lock
697 * and can perform writing of the package.
698 * ICE_ERR_AQ_NO_WORK - Indicates another driver has already written the
699 * package or has found that no update was necessary; in
700 * this case, the caller can just skip performing any
701 * update of the package.
703 static enum ice_status
704 ice_acquire_global_cfg_lock(struct ice_hw *hw,
705 enum ice_aq_res_access_type access)
707 enum ice_status status;
709 ice_debug(hw, ICE_DBG_TRACE, "ice_acquire_global_cfg_lock");
711 status = ice_acquire_res(hw, ICE_GLOBAL_CFG_LOCK_RES_ID, access,
712 ICE_GLOBAL_CFG_LOCK_TIMEOUT);
714 if (status == ICE_ERR_AQ_NO_WORK)
715 ice_debug(hw, ICE_DBG_PKG,
716 "Global config lock: No work to do\n");
722 * ice_release_global_cfg_lock
723 * @hw: pointer to the HW structure
725 * This function will release the global config lock.
727 static void ice_release_global_cfg_lock(struct ice_hw *hw)
729 ice_release_res(hw, ICE_GLOBAL_CFG_LOCK_RES_ID);
733 * ice_acquire_change_lock
734 * @hw: pointer to the HW structure
735 * @access: access type (read or write)
737 * This function will request ownership of the change lock.
740 ice_acquire_change_lock(struct ice_hw *hw, enum ice_aq_res_access_type access)
742 ice_debug(hw, ICE_DBG_TRACE, "ice_acquire_change_lock");
744 return ice_acquire_res(hw, ICE_CHANGE_LOCK_RES_ID, access,
745 ICE_CHANGE_LOCK_TIMEOUT);
749 * ice_release_change_lock
750 * @hw: pointer to the HW structure
752 * This function will release the change lock using the proper Admin Command.
754 void ice_release_change_lock(struct ice_hw *hw)
756 ice_debug(hw, ICE_DBG_TRACE, "ice_release_change_lock");
758 ice_release_res(hw, ICE_CHANGE_LOCK_RES_ID);
762 * ice_aq_download_pkg
763 * @hw: pointer to the hardware structure
764 * @pkg_buf: the package buffer to transfer
765 * @buf_size: the size of the package buffer
766 * @last_buf: last buffer indicator
767 * @error_offset: returns error offset
768 * @error_info: returns error information
769 * @cd: pointer to command details structure or NULL
771 * Download Package (0x0C40)
773 static enum ice_status
774 ice_aq_download_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
775 u16 buf_size, bool last_buf, u32 *error_offset,
776 u32 *error_info, struct ice_sq_cd *cd)
778 struct ice_aqc_download_pkg *cmd;
779 struct ice_aq_desc desc;
780 enum ice_status status;
782 ice_debug(hw, ICE_DBG_TRACE, "ice_aq_download_pkg");
789 cmd = &desc.params.download_pkg;
790 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_download_pkg);
791 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
794 cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
796 status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
797 if (status == ICE_ERR_AQ_ERROR) {
798 /* Read error from buffer only when the FW returned an error */
799 struct ice_aqc_download_pkg_resp *resp;
801 resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
803 *error_offset = LE32_TO_CPU(resp->error_offset);
805 *error_info = LE32_TO_CPU(resp->error_info);
814 * @hw: pointer to the hardware structure
815 * @pkg_buf: the package cmd buffer
816 * @buf_size: the size of the package cmd buffer
817 * @last_buf: last buffer indicator
818 * @error_offset: returns error offset
819 * @error_info: returns error information
820 * @cd: pointer to command details structure or NULL
822 * Update Package (0x0C42)
824 static enum ice_status
825 ice_aq_update_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf, u16 buf_size,
826 bool last_buf, u32 *error_offset, u32 *error_info,
827 struct ice_sq_cd *cd)
829 struct ice_aqc_download_pkg *cmd;
830 struct ice_aq_desc desc;
831 enum ice_status status;
833 ice_debug(hw, ICE_DBG_TRACE, "ice_aq_update_pkg");
840 cmd = &desc.params.download_pkg;
841 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_update_pkg);
842 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
845 cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
847 status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
848 if (status == ICE_ERR_AQ_ERROR) {
849 /* Read error from buffer only when the FW returned an error */
850 struct ice_aqc_download_pkg_resp *resp;
852 resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
854 *error_offset = LE32_TO_CPU(resp->error_offset);
856 *error_info = LE32_TO_CPU(resp->error_info);
863 * ice_find_seg_in_pkg
864 * @hw: pointer to the hardware structure
865 * @seg_type: the segment type to search for (i.e., SEGMENT_TYPE_CPK)
866 * @pkg_hdr: pointer to the package header to be searched
868 * This function searches a package file for a particular segment type. On
869 * success it returns a pointer to the segment header, otherwise it will
872 static struct ice_generic_seg_hdr *
873 ice_find_seg_in_pkg(struct ice_hw *hw, u32 seg_type,
874 struct ice_pkg_hdr *pkg_hdr)
878 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
879 ice_debug(hw, ICE_DBG_PKG, "Package format version: %d.%d.%d.%d\n",
880 pkg_hdr->format_ver.major, pkg_hdr->format_ver.minor,
881 pkg_hdr->format_ver.update, pkg_hdr->format_ver.draft);
883 /* Search all package segments for the requested segment type */
884 for (i = 0; i < LE32_TO_CPU(pkg_hdr->seg_count); i++) {
885 struct ice_generic_seg_hdr *seg;
887 seg = (struct ice_generic_seg_hdr *)
888 ((u8 *)pkg_hdr + LE32_TO_CPU(pkg_hdr->seg_offset[i]));
890 if (LE32_TO_CPU(seg->seg_type) == seg_type)
899 * @hw: pointer to the hardware structure
900 * @bufs: pointer to an array of buffers
901 * @count: the number of buffers in the array
903 * Obtains change lock and updates package.
906 ice_update_pkg(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
908 enum ice_status status;
911 status = ice_acquire_change_lock(hw, ICE_RES_WRITE);
915 for (i = 0; i < count; i++) {
916 bool last = ((i + 1) == count);
918 struct ice_buf_hdr *bh = (struct ice_buf_hdr *)(bufs + i);
920 status = ice_aq_update_pkg(hw, bh, LE16_TO_CPU(bh->data_end),
921 last, &offset, &info, NULL);
924 ice_debug(hw, ICE_DBG_PKG,
925 "Update pkg failed: err %d off %d inf %d\n",
926 status, offset, info);
931 ice_release_change_lock(hw);
938 * @hw: pointer to the hardware structure
939 * @bufs: pointer to an array of buffers
940 * @count: the number of buffers in the array
942 * Obtains global config lock and downloads the package configuration buffers
943 * to the firmware. Metadata buffers are skipped, and the first metadata buffer
944 * found indicates that the rest of the buffers are all metadata buffers.
946 static enum ice_status
947 ice_dwnld_cfg_bufs(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
949 enum ice_status status;
950 struct ice_buf_hdr *bh;
954 return ICE_ERR_PARAM;
956 /* If the first buffer's first section has its metadata bit set
957 * then there are no buffers to be downloaded, and the operation is
958 * considered a success.
960 bh = (struct ice_buf_hdr *)bufs;
961 if (LE32_TO_CPU(bh->section_entry[0].type) & ICE_METADATA_BUF)
964 status = ice_acquire_global_cfg_lock(hw, ICE_RES_WRITE);
968 for (i = 0; i < count; i++) {
969 bool last = ((i + 1) == count);
972 /* check next buffer for metadata flag */
973 bh = (struct ice_buf_hdr *)(bufs + i + 1);
975 /* A set metadata flag in the next buffer will signal
976 * that the current buffer will be the last buffer
979 if (LE16_TO_CPU(bh->section_count))
980 if (LE32_TO_CPU(bh->section_entry[0].type) &
985 bh = (struct ice_buf_hdr *)(bufs + i);
987 status = ice_aq_download_pkg(hw, bh, ICE_PKG_BUF_SIZE, last,
988 &offset, &info, NULL);
990 ice_debug(hw, ICE_DBG_PKG,
991 "Pkg download failed: err %d off %d inf %d\n",
992 status, offset, info);
1000 ice_release_global_cfg_lock(hw);
1006 * ice_aq_get_pkg_info_list
1007 * @hw: pointer to the hardware structure
1008 * @pkg_info: the buffer which will receive the information list
1009 * @buf_size: the size of the pkg_info information buffer
1010 * @cd: pointer to command details structure or NULL
1012 * Get Package Info List (0x0C43)
1014 static enum ice_status
1015 ice_aq_get_pkg_info_list(struct ice_hw *hw,
1016 struct ice_aqc_get_pkg_info_resp *pkg_info,
1017 u16 buf_size, struct ice_sq_cd *cd)
1019 struct ice_aq_desc desc;
1021 ice_debug(hw, ICE_DBG_TRACE, "ice_aq_get_pkg_info_list");
1022 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_pkg_info_list);
1024 return ice_aq_send_cmd(hw, &desc, pkg_info, buf_size, cd);
1029 * @hw: pointer to the hardware structure
1030 * @ice_seg: pointer to the segment of the package to be downloaded
1032 * Handles the download of a complete package.
1034 static enum ice_status
1035 ice_download_pkg(struct ice_hw *hw, struct ice_seg *ice_seg)
1037 struct ice_buf_table *ice_buf_tbl;
1039 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1040 ice_debug(hw, ICE_DBG_PKG, "Segment version: %d.%d.%d.%d\n",
1041 ice_seg->hdr.seg_ver.major, ice_seg->hdr.seg_ver.minor,
1042 ice_seg->hdr.seg_ver.update, ice_seg->hdr.seg_ver.draft);
1044 ice_debug(hw, ICE_DBG_PKG, "Seg: type 0x%X, size %d, name %s\n",
1045 LE32_TO_CPU(ice_seg->hdr.seg_type),
1046 LE32_TO_CPU(ice_seg->hdr.seg_size), ice_seg->hdr.seg_name);
1048 ice_buf_tbl = ice_find_buf_table(ice_seg);
1050 ice_debug(hw, ICE_DBG_PKG, "Seg buf count: %d\n",
1051 LE32_TO_CPU(ice_buf_tbl->buf_count));
1053 return ice_dwnld_cfg_bufs(hw, ice_buf_tbl->buf_array,
1054 LE32_TO_CPU(ice_buf_tbl->buf_count));
1059 * @hw: pointer to the hardware structure
1060 * @pkg_hdr: pointer to the driver's package hdr
1062 * Saves off the package details into the HW structure.
1064 static enum ice_status
1065 ice_init_pkg_info(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr)
1067 struct ice_global_metadata_seg *meta_seg;
1068 struct ice_generic_seg_hdr *seg_hdr;
1070 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1072 return ICE_ERR_PARAM;
1074 meta_seg = (struct ice_global_metadata_seg *)
1075 ice_find_seg_in_pkg(hw, SEGMENT_TYPE_METADATA, pkg_hdr);
1077 hw->pkg_ver = meta_seg->pkg_ver;
1078 ice_memcpy(hw->pkg_name, meta_seg->pkg_name,
1079 sizeof(hw->pkg_name), ICE_NONDMA_TO_NONDMA);
1081 ice_debug(hw, ICE_DBG_PKG, "Pkg: %d.%d.%d.%d, %s\n",
1082 meta_seg->pkg_ver.major, meta_seg->pkg_ver.minor,
1083 meta_seg->pkg_ver.update, meta_seg->pkg_ver.draft,
1084 meta_seg->pkg_name);
1086 ice_debug(hw, ICE_DBG_INIT,
1087 "Did not find metadata segment in driver package\n");
1091 seg_hdr = ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg_hdr);
1093 hw->ice_pkg_ver = seg_hdr->seg_ver;
1094 ice_memcpy(hw->ice_pkg_name, seg_hdr->seg_name,
1095 sizeof(hw->ice_pkg_name), ICE_NONDMA_TO_NONDMA);
1097 ice_debug(hw, ICE_DBG_PKG, "Ice Pkg: %d.%d.%d.%d, %s\n",
1098 seg_hdr->seg_ver.major, seg_hdr->seg_ver.minor,
1099 seg_hdr->seg_ver.update, seg_hdr->seg_ver.draft,
1102 ice_debug(hw, ICE_DBG_INIT,
1103 "Did not find ice segment in driver package\n");
1112 * @hw: pointer to the hardware structure
1114 * Store details of the package currently loaded in HW into the HW structure.
1116 static enum ice_status ice_get_pkg_info(struct ice_hw *hw)
1118 struct ice_aqc_get_pkg_info_resp *pkg_info;
1119 enum ice_status status;
1123 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1125 size = sizeof(*pkg_info) + (sizeof(pkg_info->pkg_info[0]) *
1127 pkg_info = (struct ice_aqc_get_pkg_info_resp *)ice_malloc(hw, size);
1129 return ICE_ERR_NO_MEMORY;
1131 status = ice_aq_get_pkg_info_list(hw, pkg_info, size, NULL);
1133 goto init_pkg_free_alloc;
1135 for (i = 0; i < LE32_TO_CPU(pkg_info->count); i++) {
1136 #define ICE_PKG_FLAG_COUNT 4
1137 char flags[ICE_PKG_FLAG_COUNT + 1] = { 0 };
1140 if (pkg_info->pkg_info[i].is_active) {
1141 flags[place++] = 'A';
1142 hw->active_pkg_ver = pkg_info->pkg_info[i].ver;
1143 ice_memcpy(hw->active_pkg_name,
1144 pkg_info->pkg_info[i].name,
1145 sizeof(hw->active_pkg_name),
1146 ICE_NONDMA_TO_NONDMA);
1148 if (pkg_info->pkg_info[i].is_active_at_boot)
1149 flags[place++] = 'B';
1150 if (pkg_info->pkg_info[i].is_modified)
1151 flags[place++] = 'M';
1152 if (pkg_info->pkg_info[i].is_in_nvm)
1153 flags[place++] = 'N';
1155 ice_debug(hw, ICE_DBG_PKG, "Pkg[%d]: %d.%d.%d.%d,%s,%s\n",
1156 i, pkg_info->pkg_info[i].ver.major,
1157 pkg_info->pkg_info[i].ver.minor,
1158 pkg_info->pkg_info[i].ver.update,
1159 pkg_info->pkg_info[i].ver.draft,
1160 pkg_info->pkg_info[i].name, flags);
1163 init_pkg_free_alloc:
1164 ice_free(hw, pkg_info);
1171 * ice_verify_pkg - verify package
1172 * @pkg: pointer to the package buffer
1173 * @len: size of the package buffer
1175 * Verifies various attributes of the package file, including length, format
1176 * version, and the requirement of at least one segment.
1178 static enum ice_status ice_verify_pkg(struct ice_pkg_hdr *pkg, u32 len)
1183 if (len < sizeof(*pkg))
1184 return ICE_ERR_BUF_TOO_SHORT;
1186 if (pkg->format_ver.major != ICE_PKG_FMT_VER_MAJ ||
1187 pkg->format_ver.minor != ICE_PKG_FMT_VER_MNR ||
1188 pkg->format_ver.update != ICE_PKG_FMT_VER_UPD ||
1189 pkg->format_ver.draft != ICE_PKG_FMT_VER_DFT)
1192 /* pkg must have at least one segment */
1193 seg_count = LE32_TO_CPU(pkg->seg_count);
1197 /* make sure segment array fits in package length */
1198 if (len < sizeof(*pkg) + ((seg_count - 1) * sizeof(pkg->seg_offset)))
1199 return ICE_ERR_BUF_TOO_SHORT;
1201 /* all segments must fit within length */
1202 for (i = 0; i < seg_count; i++) {
1203 u32 off = LE32_TO_CPU(pkg->seg_offset[i]);
1204 struct ice_generic_seg_hdr *seg;
1206 /* segment header must fit */
1207 if (len < off + sizeof(*seg))
1208 return ICE_ERR_BUF_TOO_SHORT;
1210 seg = (struct ice_generic_seg_hdr *)((u8 *)pkg + off);
1212 /* segment body must fit */
1213 if (len < off + LE32_TO_CPU(seg->seg_size))
1214 return ICE_ERR_BUF_TOO_SHORT;
1221 * ice_free_seg - free package segment pointer
1222 * @hw: pointer to the hardware structure
1224 * Frees the package segment pointer in the proper manner, depending on if the
1225 * segment was allocated or just the passed in pointer was stored.
1227 void ice_free_seg(struct ice_hw *hw)
1230 ice_free(hw, hw->pkg_copy);
1231 hw->pkg_copy = NULL;
1238 * ice_init_fd_mask_regs - initialize Flow Director mask registers
1239 * @hw: pointer to the HW struct
1241 * This function sets up the Flow Director mask registers to allow for complete
1242 * masking off of any of the 24 Field Vector words. After this call, mask 0 will
1243 * mask off all of FV index 0, mask 1 will mask off all of FV index 1, etc.
1245 static void ice_init_fd_mask_regs(struct ice_hw *hw)
1249 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
1250 wr32(hw, GLQF_FDMASK(i), i);
1251 ice_debug(hw, ICE_DBG_INIT, "init fd mask(%d): %x = %x\n", i,
1257 * ice_init_pkg_regs - initialize additional package registers
1258 * @hw: pointer to the hardware structure
1260 static void ice_init_pkg_regs(struct ice_hw *hw)
1262 #define ICE_SW_BLK_INP_MASK_L 0xFFFFFFFF
1263 #define ICE_SW_BLK_INP_MASK_H 0x0000FFFF
1264 #define ICE_SW_BLK_IDX 0
1266 /* setup Switch block input mask, which is 48-bits in two parts */
1267 wr32(hw, GL_PREEXT_L2_PMASK0(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_L);
1268 wr32(hw, GL_PREEXT_L2_PMASK1(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_H);
1269 /* setup default flow director masks */
1270 ice_init_fd_mask_regs(hw);
1274 * ice_chk_pkg_version - check package version for compatibility with driver
1275 * @hw: pointer to the hardware structure
1276 * @pkg_ver: pointer to a version structure to check
1278 * Check to make sure that the package about to be downloaded is compatible with
1279 * the driver. To be compatible, the major and minor components of the package
1280 * version must match our ICE_PKG_SUPP_VER_MAJ and ICE_PKG_SUPP_VER_MNR
1283 static enum ice_status
1284 ice_chk_pkg_version(struct ice_hw *hw, struct ice_pkg_ver *pkg_ver)
1286 if (pkg_ver->major != ICE_PKG_SUPP_VER_MAJ ||
1287 pkg_ver->minor != ICE_PKG_SUPP_VER_MNR) {
1288 ice_info(hw, "ERROR: Incompatible package: %d.%d.%d.%d - requires package version: %d.%d.*.*\n",
1289 pkg_ver->major, pkg_ver->minor, pkg_ver->update,
1290 pkg_ver->draft, ICE_PKG_SUPP_VER_MAJ,
1291 ICE_PKG_SUPP_VER_MNR);
1293 return ICE_ERR_NOT_SUPPORTED;
1300 * ice_init_pkg - initialize/download package
1301 * @hw: pointer to the hardware structure
1302 * @buf: pointer to the package buffer
1303 * @len: size of the package buffer
1305 * This function initializes a package. The package contains HW tables
1306 * required to do packet processing. First, the function extracts package
1307 * information such as version. Then it finds the ice configuration segment
1308 * within the package; this function then saves a copy of the segment pointer
1309 * within the supplied package buffer. Next, the function will cache any hints
1310 * from the package, followed by downloading the package itself. Note, that if
1311 * a previous PF driver has already downloaded the package successfully, then
1312 * the current driver will not have to download the package again.
1314 * The local package contents will be used to query default behavior and to
1315 * update specific sections of the HW's version of the package (e.g. to update
1316 * the parse graph to understand new protocols).
1318 * This function stores a pointer to the package buffer memory, and it is
1319 * expected that the supplied buffer will not be freed immediately. If the
1320 * package buffer needs to be freed, such as when read from a file, use
1321 * ice_copy_and_init_pkg() instead of directly calling ice_init_pkg() in this
1324 enum ice_status ice_init_pkg(struct ice_hw *hw, u8 *buf, u32 len)
1326 struct ice_pkg_hdr *pkg;
1327 enum ice_status status;
1328 struct ice_seg *seg;
1331 return ICE_ERR_PARAM;
1333 pkg = (struct ice_pkg_hdr *)buf;
1334 status = ice_verify_pkg(pkg, len);
1336 ice_debug(hw, ICE_DBG_INIT, "failed to verify pkg (err: %d)\n",
1341 /* initialize package info */
1342 status = ice_init_pkg_info(hw, pkg);
1346 /* before downloading the package, check package version for
1347 * compatibility with driver
1349 status = ice_chk_pkg_version(hw, &hw->pkg_ver);
1353 /* find segment in given package */
1354 seg = (struct ice_seg *)ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg);
1356 ice_debug(hw, ICE_DBG_INIT, "no ice segment in package.\n");
1360 /* initialize package hints and then download package */
1361 ice_init_pkg_hints(hw, seg);
1362 status = ice_download_pkg(hw, seg);
1363 if (status == ICE_ERR_AQ_NO_WORK) {
1364 ice_debug(hw, ICE_DBG_INIT,
1365 "package previously loaded - no work.\n");
1366 status = ICE_SUCCESS;
1369 /* Get information on the package currently loaded in HW, then make sure
1370 * the driver is compatible with this version.
1373 status = ice_get_pkg_info(hw);
1375 status = ice_chk_pkg_version(hw, &hw->active_pkg_ver);
1380 /* on successful package download update other required
1381 * registers to support the package and fill HW tables
1382 * with package content.
1384 ice_init_pkg_regs(hw);
1385 ice_fill_blk_tbls(hw);
1387 ice_debug(hw, ICE_DBG_INIT, "package load failed, %d\n",
1395 * ice_copy_and_init_pkg - initialize/download a copy of the package
1396 * @hw: pointer to the hardware structure
1397 * @buf: pointer to the package buffer
1398 * @len: size of the package buffer
1400 * This function copies the package buffer, and then calls ice_init_pkg() to
1401 * initialize the copied package contents.
1403 * The copying is necessary if the package buffer supplied is constant, or if
1404 * the memory may disappear shortly after calling this function.
1406 * If the package buffer resides in the data segment and can be modified, the
1407 * caller is free to use ice_init_pkg() instead of ice_copy_and_init_pkg().
1409 * However, if the package buffer needs to be copied first, such as when being
1410 * read from a file, the caller should use ice_copy_and_init_pkg().
1412 * This function will first copy the package buffer, before calling
1413 * ice_init_pkg(). The caller is free to immediately destroy the original
1414 * package buffer, as the new copy will be managed by this function and
1417 enum ice_status ice_copy_and_init_pkg(struct ice_hw *hw, const u8 *buf, u32 len)
1419 enum ice_status status;
1423 return ICE_ERR_PARAM;
1425 buf_copy = (u8 *)ice_memdup(hw, buf, len, ICE_NONDMA_TO_NONDMA);
1427 status = ice_init_pkg(hw, buf_copy, len);
1429 /* Free the copy, since we failed to initialize the package */
1430 ice_free(hw, buf_copy);
1432 /* Track the copied pkg so we can free it later */
1433 hw->pkg_copy = buf_copy;
1442 * @hw: pointer to the HW structure
1444 * Allocates a package buffer and returns a pointer to the buffer header.
1445 * Note: all package contents must be in Little Endian form.
1447 static struct ice_buf_build *ice_pkg_buf_alloc(struct ice_hw *hw)
1449 struct ice_buf_build *bld;
1450 struct ice_buf_hdr *buf;
1452 bld = (struct ice_buf_build *)ice_malloc(hw, sizeof(*bld));
1456 buf = (struct ice_buf_hdr *)bld;
1457 buf->data_end = CPU_TO_LE16(sizeof(*buf) -
1458 sizeof(buf->section_entry[0]));
1464 * @sect_type: section type
1465 * @section: pointer to section
1466 * @index: index of the field vector entry to be returned
1467 * @offset: ptr to variable that receives the offset in the field vector table
1469 * This is a callback function that can be passed to ice_pkg_enum_entry.
1470 * This function treats the given section as of type ice_sw_fv_section and
1471 * enumerates offset field. "offset" is an index into the field vector
1475 ice_sw_fv_handler(u32 sect_type, void *section, u32 index, u32 *offset)
1477 struct ice_sw_fv_section *fv_section =
1478 (struct ice_sw_fv_section *)section;
1480 if (!section || sect_type != ICE_SID_FLD_VEC_SW)
1482 if (index >= LE16_TO_CPU(fv_section->count))
1485 /* "index" passed in to this function is relative to a given
1486 * 4k block. To get to the true index into the field vector
1487 * table need to add the relative index to the base_offset
1488 * field of this section
1490 *offset = LE16_TO_CPU(fv_section->base_offset) + index;
1491 return fv_section->fv + index;
1495 * ice_get_sw_fv_list
1496 * @hw: pointer to the HW structure
1497 * @prot_ids: field vector to search for with a given protocol ID
1498 * @ids_cnt: lookup/protocol count
1499 * @fv_list: Head of a list
1501 * Finds all the field vector entries from switch block that contain
1502 * a given protocol ID and returns a list of structures of type
1503 * "ice_sw_fv_list_entry". Every structure in the list has a field vector
1504 * definition and profile ID information
1505 * NOTE: The caller of the function is responsible for freeing the memory
1506 * allocated for every list entry.
1509 ice_get_sw_fv_list(struct ice_hw *hw, u16 *prot_ids, u8 ids_cnt,
1510 struct LIST_HEAD_TYPE *fv_list)
1512 struct ice_sw_fv_list_entry *fvl;
1513 struct ice_sw_fv_list_entry *tmp;
1514 struct ice_pkg_enum state;
1515 struct ice_seg *ice_seg;
1519 if (!ids_cnt || !hw->seg)
1520 return ICE_ERR_PARAM;
1526 fv = (struct ice_fv *)
1527 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1528 &offset, ice_sw_fv_handler);
1530 for (i = 0; i < ids_cnt && fv; i++) {
1533 /* This code assumes that if a switch field vector line
1534 * has a matching protocol, then this line will contain
1535 * the entries necessary to represent every field in
1536 * that protocol header.
1538 for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
1539 if (fv->ew[j].prot_id == prot_ids[i])
1541 if (j >= hw->blk[ICE_BLK_SW].es.fvw)
1543 if (i + 1 == ids_cnt) {
1544 fvl = (struct ice_sw_fv_list_entry *)
1545 ice_malloc(hw, sizeof(*fvl));
1549 fvl->profile_id = offset;
1550 LIST_ADD(&fvl->list_entry, fv_list);
1556 if (LIST_EMPTY(fv_list))
1561 LIST_FOR_EACH_ENTRY_SAFE(fvl, tmp, fv_list, ice_sw_fv_list_entry,
1563 LIST_DEL(&fvl->list_entry);
1567 return ICE_ERR_NO_MEMORY;
1572 * @hw: pointer to the HW structure
1573 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1575 * Frees a package buffer
1577 static void ice_pkg_buf_free(struct ice_hw *hw, struct ice_buf_build *bld)
1583 * ice_pkg_buf_reserve_section
1584 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1585 * @count: the number of sections to reserve
1587 * Reserves one or more section table entries in a package buffer. This routine
1588 * can be called multiple times as long as they are made before calling
1589 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1590 * is called once, the number of sections that can be allocated will not be able
1591 * to be increased; not using all reserved sections is fine, but this will
1592 * result in some wasted space in the buffer.
1593 * Note: all package contents must be in Little Endian form.
1595 static enum ice_status
1596 ice_pkg_buf_reserve_section(struct ice_buf_build *bld, u16 count)
1598 struct ice_buf_hdr *buf;
1603 return ICE_ERR_PARAM;
1605 buf = (struct ice_buf_hdr *)&bld->buf;
1607 /* already an active section, can't increase table size */
1608 section_count = LE16_TO_CPU(buf->section_count);
1609 if (section_count > 0)
1612 if (bld->reserved_section_table_entries + count > ICE_MAX_S_COUNT)
1614 bld->reserved_section_table_entries += count;
1616 data_end = LE16_TO_CPU(buf->data_end) +
1617 (count * sizeof(buf->section_entry[0]));
1618 buf->data_end = CPU_TO_LE16(data_end);
1624 * ice_pkg_buf_alloc_section
1625 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1626 * @type: the section type value
1627 * @size: the size of the section to reserve (in bytes)
1629 * Reserves memory in the buffer for a section's content and updates the
1630 * buffers' status accordingly. This routine returns a pointer to the first
1631 * byte of the section start within the buffer, which is used to fill in the
1633 * Note: all package contents must be in Little Endian form.
1636 ice_pkg_buf_alloc_section(struct ice_buf_build *bld, u32 type, u16 size)
1638 struct ice_buf_hdr *buf;
1642 if (!bld || !type || !size)
1645 buf = (struct ice_buf_hdr *)&bld->buf;
1647 /* check for enough space left in buffer */
1648 data_end = LE16_TO_CPU(buf->data_end);
1650 /* section start must align on 4 byte boundary */
1651 data_end = ICE_ALIGN(data_end, 4);
1653 if ((data_end + size) > ICE_MAX_S_DATA_END)
1656 /* check for more available section table entries */
1657 sect_count = LE16_TO_CPU(buf->section_count);
1658 if (sect_count < bld->reserved_section_table_entries) {
1659 void *section_ptr = ((u8 *)buf) + data_end;
1661 buf->section_entry[sect_count].offset = CPU_TO_LE16(data_end);
1662 buf->section_entry[sect_count].size = CPU_TO_LE16(size);
1663 buf->section_entry[sect_count].type = CPU_TO_LE32(type);
1666 buf->data_end = CPU_TO_LE16(data_end);
1668 buf->section_count = CPU_TO_LE16(sect_count + 1);
1672 /* no free section table entries */
1677 * ice_pkg_buf_get_active_sections
1678 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1680 * Returns the number of active sections. Before using the package buffer
1681 * in an update package command, the caller should make sure that there is at
1682 * least one active section - otherwise, the buffer is not legal and should
1684 * Note: all package contents must be in Little Endian form.
1686 static u16 ice_pkg_buf_get_active_sections(struct ice_buf_build *bld)
1688 struct ice_buf_hdr *buf;
1693 buf = (struct ice_buf_hdr *)&bld->buf;
1694 return LE16_TO_CPU(buf->section_count);
1698 * ice_pkg_buf_header
1699 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1701 * Return a pointer to the buffer's header
1703 static struct ice_buf *ice_pkg_buf(struct ice_buf_build *bld)
1712 * ice_find_prot_off - find prot ID and offset pair, based on prof and FV index
1713 * @hw: pointer to the hardware structure
1714 * @blk: hardware block
1716 * @fv_idx: field vector word index
1717 * @prot: variable to receive the protocol ID
1718 * @off: variable to receive the protocol offset
1721 ice_find_prot_off(struct ice_hw *hw, enum ice_block blk, u8 prof, u8 fv_idx,
1724 struct ice_fv_word *fv_ext;
1726 if (prof >= hw->blk[blk].es.count)
1727 return ICE_ERR_PARAM;
1729 if (fv_idx >= hw->blk[blk].es.fvw)
1730 return ICE_ERR_PARAM;
1732 fv_ext = hw->blk[blk].es.t + (prof * hw->blk[blk].es.fvw);
1734 *prot = fv_ext[fv_idx].prot_id;
1735 *off = fv_ext[fv_idx].off;
1740 /* PTG Management */
1744 * ice_ptg_find_ptype - Search for packet type group using packet type (ptype)
1745 * @hw: pointer to the hardware structure
1747 * @ptype: the ptype to search for
1748 * @ptg: pointer to variable that receives the PTG
1750 * This function will search the PTGs for a particular ptype, returning the
1751 * PTG ID that contains it through the ptg parameter, with the value of
1752 * ICE_DEFAULT_PTG (0) meaning it is part the default PTG.
1754 static enum ice_status
1755 ice_ptg_find_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg)
1757 if (ptype >= ICE_XLT1_CNT || !ptg)
1758 return ICE_ERR_PARAM;
1760 *ptg = hw->blk[blk].xlt1.ptypes[ptype].ptg;
1765 * ice_ptg_alloc_val - Allocates a new packet type group ID by value
1766 * @hw: pointer to the hardware structure
1768 * @ptg: the ptg to allocate
1770 * This function allocates a given packet type group ID specified by the ptg
1774 void ice_ptg_alloc_val(struct ice_hw *hw, enum ice_block blk, u8 ptg)
1776 hw->blk[blk].xlt1.ptg_tbl[ptg].in_use = true;
1780 * ice_ptg_alloc - Find a free entry and allocates a new packet type group ID
1781 * @hw: pointer to the hardware structure
1784 * This function allocates and returns a new packet type group ID. Note
1785 * that 0 is the default packet type group, so successfully created PTGs will
1786 * have a non-zero ID value; which means a 0 return value indicates an error.
1788 static u8 ice_ptg_alloc(struct ice_hw *hw, enum ice_block blk)
1792 /* Skip the default PTG of 0 */
1793 for (i = 1; i < ICE_MAX_PTGS; i++)
1794 if (!hw->blk[blk].xlt1.ptg_tbl[i].in_use) {
1795 /* found a free PTG ID */
1796 ice_ptg_alloc_val(hw, blk, i);
1804 * ice_ptg_remove_ptype - Removes ptype from a particular packet type group
1805 * @hw: pointer to the hardware structure
1807 * @ptype: the ptype to remove
1808 * @ptg: the ptg to remove the ptype from
1810 * This function will remove the ptype from the specific ptg, and move it to
1811 * the default PTG (ICE_DEFAULT_PTG).
1813 static enum ice_status
1814 ice_ptg_remove_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
1816 struct ice_ptg_ptype **ch;
1817 struct ice_ptg_ptype *p;
1819 if (ptype > ICE_XLT1_CNT - 1)
1820 return ICE_ERR_PARAM;
1822 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use)
1823 return ICE_ERR_DOES_NOT_EXIST;
1825 /* Should not happen if .in_use is set, bad config */
1826 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype)
1829 /* find the ptype within this PTG, and bypass the link over it */
1830 p = hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
1831 ch = &hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
1833 if (ptype == (p - hw->blk[blk].xlt1.ptypes)) {
1834 *ch = p->next_ptype;
1838 ch = &p->next_ptype;
1842 hw->blk[blk].xlt1.ptypes[ptype].ptg = ICE_DEFAULT_PTG;
1843 hw->blk[blk].xlt1.ptypes[ptype].next_ptype = NULL;
1849 * ice_ptg_add_mv_ptype - Adds/moves ptype to a particular packet type group
1850 * @hw: pointer to the hardware structure
1852 * @ptype: the ptype to add or move
1853 * @ptg: the ptg to add or move the ptype to
1855 * This function will either add or move a ptype to a particular PTG depending
1856 * on if the ptype is already part of another group. Note that using a
1857 * a destination PTG ID of ICE_DEFAULT_PTG (0) will move the ptype to the
1860 static enum ice_status
1861 ice_ptg_add_mv_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
1863 enum ice_status status;
1866 if (ptype > ICE_XLT1_CNT - 1)
1867 return ICE_ERR_PARAM;
1869 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use && ptg != ICE_DEFAULT_PTG)
1870 return ICE_ERR_DOES_NOT_EXIST;
1872 status = ice_ptg_find_ptype(hw, blk, ptype, &original_ptg);
1876 /* Is ptype already in the correct PTG? */
1877 if (original_ptg == ptg)
1880 /* Remove from original PTG and move back to the default PTG */
1881 if (original_ptg != ICE_DEFAULT_PTG)
1882 ice_ptg_remove_ptype(hw, blk, ptype, original_ptg);
1884 /* Moving to default PTG? Then we're done with this request */
1885 if (ptg == ICE_DEFAULT_PTG)
1888 /* Add ptype to PTG at beginning of list */
1889 hw->blk[blk].xlt1.ptypes[ptype].next_ptype =
1890 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
1891 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype =
1892 &hw->blk[blk].xlt1.ptypes[ptype];
1894 hw->blk[blk].xlt1.ptypes[ptype].ptg = ptg;
1895 hw->blk[blk].xlt1.t[ptype] = ptg;
1900 /* Block / table size info */
1901 struct ice_blk_size_details {
1902 u16 xlt1; /* # XLT1 entries */
1903 u16 xlt2; /* # XLT2 entries */
1904 u16 prof_tcam; /* # profile ID TCAM entries */
1905 u16 prof_id; /* # profile IDs */
1906 u8 prof_cdid_bits; /* # cdid one-hot bits used in key */
1907 u16 prof_redir; /* # profile redirection entries */
1908 u16 es; /* # extraction sequence entries */
1909 u16 fvw; /* # field vector words */
1910 u8 overwrite; /* overwrite existing entries allowed */
1911 u8 reverse; /* reverse FV order */
1914 static const struct ice_blk_size_details blk_sizes[ICE_BLK_COUNT] = {
1917 * XLT1 - Number of entries in XLT1 table
1918 * XLT2 - Number of entries in XLT2 table
1919 * TCAM - Number of entries Profile ID TCAM table
1920 * CDID - Control Domain ID of the hardware block
1921 * PRED - Number of entries in the Profile Redirection Table
1922 * FV - Number of entries in the Field Vector
1923 * FVW - Width (in WORDs) of the Field Vector
1924 * OVR - Overwrite existing table entries
1927 /* XLT1 , XLT2 ,TCAM, PID,CDID,PRED, FV, FVW */
1928 /* Overwrite , Reverse FV */
1929 /* SW */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 256, 0, 256, 256, 48,
1931 /* ACL */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 32,
1933 /* FD */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
1935 /* RSS */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
1937 /* PE */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 64, 32, 0, 32, 32, 24,
1942 ICE_SID_XLT1_OFF = 0,
1945 ICE_SID_PR_REDIR_OFF,
1950 /* Characteristic handling */
1953 * ice_match_prop_lst - determine if properties of two lists match
1954 * @list1: first properties list
1955 * @list2: second properties list
1957 * Count, cookies and the order must match in order to be considered equivalent.
1960 ice_match_prop_lst(struct LIST_HEAD_TYPE *list1, struct LIST_HEAD_TYPE *list2)
1962 struct ice_vsig_prof *tmp1;
1963 struct ice_vsig_prof *tmp2;
1967 /* compare counts */
1968 LIST_FOR_EACH_ENTRY(tmp1, list1, ice_vsig_prof, list) {
1971 LIST_FOR_EACH_ENTRY(tmp2, list2, ice_vsig_prof, list) {
1974 if (!count || count != chk_count)
1977 tmp1 = LIST_FIRST_ENTRY(list1, struct ice_vsig_prof, list);
1978 tmp2 = LIST_FIRST_ENTRY(list2, struct ice_vsig_prof, list);
1980 /* profile cookies must compare, and in the exact same order to take
1981 * into account priority
1984 if (tmp2->profile_cookie != tmp1->profile_cookie)
1987 tmp1 = LIST_NEXT_ENTRY(tmp1, struct ice_vsig_prof, list);
1988 tmp2 = LIST_NEXT_ENTRY(tmp2, struct ice_vsig_prof, list);
1994 /* VSIG Management */
1998 * ice_vsig_find_vsi - find a VSIG that contains a specified VSI
1999 * @hw: pointer to the hardware structure
2001 * @vsi: VSI of interest
2002 * @vsig: pointer to receive the VSI group
2004 * This function will lookup the VSI entry in the XLT2 list and return
2005 * the VSI group its associated with.
2008 ice_vsig_find_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 *vsig)
2010 if (!vsig || vsi >= ICE_MAX_VSI)
2011 return ICE_ERR_PARAM;
2013 /* As long as there's a default or valid VSIG associated with the input
2014 * VSI, the functions returns a success. Any handling of VSIG will be
2015 * done by the following add, update or remove functions.
2017 *vsig = hw->blk[blk].xlt2.vsis[vsi].vsig;
2023 * ice_vsig_alloc_val - allocate a new VSIG by value
2024 * @hw: pointer to the hardware structure
2026 * @vsig: the vsig to allocate
2028 * This function will allocate a given VSIG specified by the vsig parameter.
2030 static u16 ice_vsig_alloc_val(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2032 u16 idx = vsig & ICE_VSIG_IDX_M;
2034 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use) {
2035 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2036 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = true;
2039 return ICE_VSIG_VALUE(idx, hw->pf_id);
2043 * ice_vsig_alloc - Finds a free entry and allocates a new VSIG
2044 * @hw: pointer to the hardware structure
2047 * This function will iterate through the VSIG list and mark the first
2048 * unused entry for the new VSIG entry as used and return that value.
2050 static u16 ice_vsig_alloc(struct ice_hw *hw, enum ice_block blk)
2054 for (i = 1; i < ICE_MAX_VSIGS; i++)
2055 if (!hw->blk[blk].xlt2.vsig_tbl[i].in_use)
2056 return ice_vsig_alloc_val(hw, blk, i);
2058 return ICE_DEFAULT_VSIG;
2062 * ice_find_dup_props_vsig - find VSI group with a specified set of properties
2063 * @hw: pointer to the hardware structure
2065 * @chs: characteristic list
2066 * @vsig: returns the VSIG with the matching profiles, if found
2068 * Each VSIG is associated with a characteristic set; i.e. all VSIs under
2069 * a group have the same characteristic set. To check if there exists a VSIG
2070 * which has the same characteristics as the input characteristics; this
2071 * function will iterate through the XLT2 list and return the VSIG that has a
2072 * matching configuration. In order to make sure that priorities are accounted
2073 * for, the list must match exactly, including the order in which the
2074 * characteristics are listed.
2076 static enum ice_status
2077 ice_find_dup_props_vsig(struct ice_hw *hw, enum ice_block blk,
2078 struct LIST_HEAD_TYPE *chs, u16 *vsig)
2080 struct ice_xlt2 *xlt2 = &hw->blk[blk].xlt2;
2083 for (i = 0; i < xlt2->count; i++) {
2084 if (xlt2->vsig_tbl[i].in_use &&
2085 ice_match_prop_lst(chs, &xlt2->vsig_tbl[i].prop_lst)) {
2086 *vsig = ICE_VSIG_VALUE(i, hw->pf_id);
2091 return ICE_ERR_DOES_NOT_EXIST;
2095 * ice_vsig_free - free VSI group
2096 * @hw: pointer to the hardware structure
2098 * @vsig: VSIG to remove
2100 * The function will remove all VSIs associated with the input VSIG and move
2101 * them to the DEFAULT_VSIG and mark the VSIG available.
2103 static enum ice_status
2104 ice_vsig_free(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2106 struct ice_vsig_prof *dtmp, *del;
2107 struct ice_vsig_vsi *vsi_cur;
2110 idx = vsig & ICE_VSIG_IDX_M;
2111 if (idx >= ICE_MAX_VSIGS)
2112 return ICE_ERR_PARAM;
2114 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2115 return ICE_ERR_DOES_NOT_EXIST;
2117 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = false;
2119 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2120 /* If the VSIG has at least 1 VSI then iterate through the
2121 * list and remove the VSIs before deleting the group.
2124 /* remove all vsis associated with this VSIG XLT2 entry */
2126 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
2128 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2129 vsi_cur->changed = 1;
2130 vsi_cur->next_vsi = NULL;
2134 /* NULL terminate head of VSI list */
2135 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi = NULL;
2138 /* free characteristic list */
2139 LIST_FOR_EACH_ENTRY_SAFE(del, dtmp,
2140 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
2141 ice_vsig_prof, list) {
2142 LIST_DEL(&del->list);
2146 /* if VSIG characteristic list was cleared for reset
2147 * re-initialize the list head
2149 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2155 * ice_vsig_remove_vsi - remove VSI from VSIG
2156 * @hw: pointer to the hardware structure
2158 * @vsi: VSI to remove
2159 * @vsig: VSI group to remove from
2161 * The function will remove the input VSI from its VSI group and move it
2162 * to the DEFAULT_VSIG.
2164 static enum ice_status
2165 ice_vsig_remove_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2167 struct ice_vsig_vsi **vsi_head, *vsi_cur, *vsi_tgt;
2170 idx = vsig & ICE_VSIG_IDX_M;
2172 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2173 return ICE_ERR_PARAM;
2175 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2176 return ICE_ERR_DOES_NOT_EXIST;
2178 /* entry already in default VSIG, don't have to remove */
2179 if (idx == ICE_DEFAULT_VSIG)
2182 vsi_head = &hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2186 vsi_tgt = &hw->blk[blk].xlt2.vsis[vsi];
2187 vsi_cur = (*vsi_head);
2189 /* iterate the VSI list, skip over the entry to be removed */
2191 if (vsi_tgt == vsi_cur) {
2192 (*vsi_head) = vsi_cur->next_vsi;
2195 vsi_head = &vsi_cur->next_vsi;
2196 vsi_cur = vsi_cur->next_vsi;
2199 /* verify if VSI was removed from group list */
2201 return ICE_ERR_DOES_NOT_EXIST;
2203 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2204 vsi_cur->changed = 1;
2205 vsi_cur->next_vsi = NULL;
2211 * ice_vsig_add_mv_vsi - add or move a VSI to a VSI group
2212 * @hw: pointer to the hardware structure
2215 * @vsig: destination VSI group
2217 * This function will move or add the input VSI to the target VSIG.
2218 * The function will find the original VSIG the VSI belongs to and
2219 * move the entry to the DEFAULT_VSIG, update the original VSIG and
2220 * then move entry to the new VSIG.
2222 static enum ice_status
2223 ice_vsig_add_mv_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2225 struct ice_vsig_vsi *tmp;
2226 enum ice_status status;
2229 idx = vsig & ICE_VSIG_IDX_M;
2231 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2232 return ICE_ERR_PARAM;
2234 /* if VSIG not in use and VSIG is not default type this VSIG
2237 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use &&
2238 vsig != ICE_DEFAULT_VSIG)
2239 return ICE_ERR_DOES_NOT_EXIST;
2241 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
2245 /* no update required if vsigs match */
2246 if (orig_vsig == vsig)
2249 if (orig_vsig != ICE_DEFAULT_VSIG) {
2250 /* remove entry from orig_vsig and add to default VSIG */
2251 status = ice_vsig_remove_vsi(hw, blk, vsi, orig_vsig);
2256 if (idx == ICE_DEFAULT_VSIG)
2259 /* Create VSI entry and add VSIG and prop_mask values */
2260 hw->blk[blk].xlt2.vsis[vsi].vsig = vsig;
2261 hw->blk[blk].xlt2.vsis[vsi].changed = 1;
2263 /* Add new entry to the head of the VSIG list */
2264 tmp = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2265 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi =
2266 &hw->blk[blk].xlt2.vsis[vsi];
2267 hw->blk[blk].xlt2.vsis[vsi].next_vsi = tmp;
2268 hw->blk[blk].xlt2.t[vsi] = vsig;
2274 * ice_find_prof_id - find profile ID for a given field vector
2275 * @hw: pointer to the hardware structure
2277 * @fv: field vector to search for
2278 * @prof_id: receives the profile ID
2280 static enum ice_status
2281 ice_find_prof_id(struct ice_hw *hw, enum ice_block blk,
2282 struct ice_fv_word *fv, u8 *prof_id)
2284 struct ice_es *es = &hw->blk[blk].es;
2287 for (i = 0; i < es->count; i++) {
2290 if (memcmp(&es->t[off], fv, es->fvw * sizeof(*fv)))
2297 return ICE_ERR_DOES_NOT_EXIST;
2301 * ice_prof_id_rsrc_type - get profile ID resource type for a block type
2302 * @blk: the block type
2303 * @rsrc_type: pointer to variable to receive the resource type
2305 static bool ice_prof_id_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2309 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_PROFID;
2312 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_PROFID;
2315 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_PROFID;
2318 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_PROFID;
2321 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_PROFID;
2330 * ice_tcam_ent_rsrc_type - get TCAM entry resource type for a block type
2331 * @blk: the block type
2332 * @rsrc_type: pointer to variable to receive the resource type
2334 static bool ice_tcam_ent_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2338 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_TCAM;
2341 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_TCAM;
2344 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_TCAM;
2347 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_TCAM;
2350 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_TCAM;
2359 * ice_alloc_tcam_ent - allocate hardware TCAM entry
2360 * @hw: pointer to the HW struct
2361 * @blk: the block to allocate the TCAM for
2362 * @tcam_idx: pointer to variable to receive the TCAM entry
2364 * This function allocates a new entry in a Profile ID TCAM for a specific
2367 static enum ice_status
2368 ice_alloc_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 *tcam_idx)
2372 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2373 return ICE_ERR_PARAM;
2375 return ice_alloc_hw_res(hw, res_type, 1, true, tcam_idx);
2379 * ice_free_tcam_ent - free hardware TCAM entry
2380 * @hw: pointer to the HW struct
2381 * @blk: the block from which to free the TCAM entry
2382 * @tcam_idx: the TCAM entry to free
2384 * This function frees an entry in a Profile ID TCAM for a specific block.
2386 static enum ice_status
2387 ice_free_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 tcam_idx)
2391 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2392 return ICE_ERR_PARAM;
2394 return ice_free_hw_res(hw, res_type, 1, &tcam_idx);
2398 * ice_alloc_prof_id - allocate profile ID
2399 * @hw: pointer to the HW struct
2400 * @blk: the block to allocate the profile ID for
2401 * @prof_id: pointer to variable to receive the profile ID
2403 * This function allocates a new profile ID, which also corresponds to a Field
2404 * Vector (Extraction Sequence) entry.
2406 static enum ice_status
2407 ice_alloc_prof_id(struct ice_hw *hw, enum ice_block blk, u8 *prof_id)
2409 enum ice_status status;
2413 if (!ice_prof_id_rsrc_type(blk, &res_type))
2414 return ICE_ERR_PARAM;
2416 status = ice_alloc_hw_res(hw, res_type, 1, false, &get_prof);
2418 *prof_id = (u8)get_prof;
2424 * ice_free_prof_id - free profile ID
2425 * @hw: pointer to the HW struct
2426 * @blk: the block from which to free the profile ID
2427 * @prof_id: the profile ID to free
2429 * This function frees a profile ID, which also corresponds to a Field Vector.
2431 static enum ice_status
2432 ice_free_prof_id(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2434 u16 tmp_prof_id = (u16)prof_id;
2437 if (!ice_prof_id_rsrc_type(blk, &res_type))
2438 return ICE_ERR_PARAM;
2440 return ice_free_hw_res(hw, res_type, 1, &tmp_prof_id);
2444 * ice_prof_inc_ref - increment reference count for profile
2445 * @hw: pointer to the HW struct
2446 * @blk: the block from which to free the profile ID
2447 * @prof_id: the profile ID for which to increment the reference count
2449 static enum ice_status
2450 ice_prof_inc_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2452 if (prof_id > hw->blk[blk].es.count)
2453 return ICE_ERR_PARAM;
2455 hw->blk[blk].es.ref_count[prof_id]++;
2461 * ice_write_es - write an extraction sequence to hardware
2462 * @hw: pointer to the HW struct
2463 * @blk: the block in which to write the extraction sequence
2464 * @prof_id: the profile ID to write
2465 * @fv: pointer to the extraction sequence to write - NULL to clear extraction
2468 ice_write_es(struct ice_hw *hw, enum ice_block blk, u8 prof_id,
2469 struct ice_fv_word *fv)
2473 off = prof_id * hw->blk[blk].es.fvw;
2475 ice_memset(&hw->blk[blk].es.t[off], 0, hw->blk[blk].es.fvw *
2476 sizeof(*fv), ICE_NONDMA_MEM);
2477 hw->blk[blk].es.written[prof_id] = false;
2479 ice_memcpy(&hw->blk[blk].es.t[off], fv, hw->blk[blk].es.fvw *
2480 sizeof(*fv), ICE_NONDMA_TO_NONDMA);
2485 * ice_prof_dec_ref - decrement reference count for profile
2486 * @hw: pointer to the HW struct
2487 * @blk: the block from which to free the profile ID
2488 * @prof_id: the profile ID for which to decrement the reference count
2490 static enum ice_status
2491 ice_prof_dec_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2493 if (prof_id > hw->blk[blk].es.count)
2494 return ICE_ERR_PARAM;
2496 if (hw->blk[blk].es.ref_count[prof_id] > 0) {
2497 if (!--hw->blk[blk].es.ref_count[prof_id]) {
2498 ice_write_es(hw, blk, prof_id, NULL);
2499 return ice_free_prof_id(hw, blk, prof_id);
2506 /* Block / table section IDs */
2507 static const u32 ice_blk_sids[ICE_BLK_COUNT][ICE_SID_OFF_COUNT] = {
2511 ICE_SID_PROFID_TCAM_SW,
2512 ICE_SID_PROFID_REDIR_SW,
2519 ICE_SID_PROFID_TCAM_ACL,
2520 ICE_SID_PROFID_REDIR_ACL,
2527 ICE_SID_PROFID_TCAM_FD,
2528 ICE_SID_PROFID_REDIR_FD,
2535 ICE_SID_PROFID_TCAM_RSS,
2536 ICE_SID_PROFID_REDIR_RSS,
2543 ICE_SID_PROFID_TCAM_PE,
2544 ICE_SID_PROFID_REDIR_PE,
2550 * ice_init_sw_xlt1_db - init software XLT1 database from HW tables
2551 * @hw: pointer to the hardware structure
2552 * @blk: the HW block to initialize
2555 void ice_init_sw_xlt1_db(struct ice_hw *hw, enum ice_block blk)
2559 for (pt = 0; pt < hw->blk[blk].xlt1.count; pt++) {
2562 ptg = hw->blk[blk].xlt1.t[pt];
2563 if (ptg != ICE_DEFAULT_PTG) {
2564 ice_ptg_alloc_val(hw, blk, ptg);
2565 ice_ptg_add_mv_ptype(hw, blk, pt, ptg);
2571 * ice_init_sw_xlt2_db - init software XLT2 database from HW tables
2572 * @hw: pointer to the hardware structure
2573 * @blk: the HW block to initialize
2575 static void ice_init_sw_xlt2_db(struct ice_hw *hw, enum ice_block blk)
2579 for (vsi = 0; vsi < hw->blk[blk].xlt2.count; vsi++) {
2582 vsig = hw->blk[blk].xlt2.t[vsi];
2584 ice_vsig_alloc_val(hw, blk, vsig);
2585 ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
2586 /* no changes at this time, since this has been
2587 * initialized from the original package
2589 hw->blk[blk].xlt2.vsis[vsi].changed = 0;
2595 * ice_init_sw_db - init software database from HW tables
2596 * @hw: pointer to the hardware structure
2598 static void ice_init_sw_db(struct ice_hw *hw)
2602 for (i = 0; i < ICE_BLK_COUNT; i++) {
2603 ice_init_sw_xlt1_db(hw, (enum ice_block)i);
2604 ice_init_sw_xlt2_db(hw, (enum ice_block)i);
2609 * ice_fill_tbl - Reads content of a single table type into database
2610 * @hw: pointer to the hardware structure
2611 * @block_id: Block ID of the table to copy
2612 * @sid: Section ID of the table to copy
2614 * Will attempt to read the entire content of a given table of a single block
2615 * into the driver database. We assume that the buffer will always
2616 * be as large or larger than the data contained in the package. If
2617 * this condition is not met, there is most likely an error in the package
2620 static void ice_fill_tbl(struct ice_hw *hw, enum ice_block block_id, u32 sid)
2622 u32 dst_len, sect_len, offset = 0;
2623 struct ice_prof_redir_section *pr;
2624 struct ice_prof_id_section *pid;
2625 struct ice_xlt1_section *xlt1;
2626 struct ice_xlt2_section *xlt2;
2627 struct ice_sw_fv_section *es;
2628 struct ice_pkg_enum state;
2632 /* if the HW segment pointer is null then the first iteration of
2633 * ice_pkg_enum_section() will fail. In this case the Hw tables will
2634 * not be filled and return success.
2637 ice_debug(hw, ICE_DBG_PKG, "hw->seg is NULL, tables are not filled\n");
2641 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
2643 sect = ice_pkg_enum_section(hw->seg, &state, sid);
2647 case ICE_SID_XLT1_SW:
2648 case ICE_SID_XLT1_FD:
2649 case ICE_SID_XLT1_RSS:
2650 case ICE_SID_XLT1_ACL:
2651 case ICE_SID_XLT1_PE:
2652 xlt1 = (struct ice_xlt1_section *)sect;
2654 sect_len = LE16_TO_CPU(xlt1->count) *
2655 sizeof(*hw->blk[block_id].xlt1.t);
2656 dst = hw->blk[block_id].xlt1.t;
2657 dst_len = hw->blk[block_id].xlt1.count *
2658 sizeof(*hw->blk[block_id].xlt1.t);
2660 case ICE_SID_XLT2_SW:
2661 case ICE_SID_XLT2_FD:
2662 case ICE_SID_XLT2_RSS:
2663 case ICE_SID_XLT2_ACL:
2664 case ICE_SID_XLT2_PE:
2665 xlt2 = (struct ice_xlt2_section *)sect;
2666 src = (_FORCE_ u8 *)xlt2->value;
2667 sect_len = LE16_TO_CPU(xlt2->count) *
2668 sizeof(*hw->blk[block_id].xlt2.t);
2669 dst = (u8 *)hw->blk[block_id].xlt2.t;
2670 dst_len = hw->blk[block_id].xlt2.count *
2671 sizeof(*hw->blk[block_id].xlt2.t);
2673 case ICE_SID_PROFID_TCAM_SW:
2674 case ICE_SID_PROFID_TCAM_FD:
2675 case ICE_SID_PROFID_TCAM_RSS:
2676 case ICE_SID_PROFID_TCAM_ACL:
2677 case ICE_SID_PROFID_TCAM_PE:
2678 pid = (struct ice_prof_id_section *)sect;
2679 src = (u8 *)pid->entry;
2680 sect_len = LE16_TO_CPU(pid->count) *
2681 sizeof(*hw->blk[block_id].prof.t);
2682 dst = (u8 *)hw->blk[block_id].prof.t;
2683 dst_len = hw->blk[block_id].prof.count *
2684 sizeof(*hw->blk[block_id].prof.t);
2686 case ICE_SID_PROFID_REDIR_SW:
2687 case ICE_SID_PROFID_REDIR_FD:
2688 case ICE_SID_PROFID_REDIR_RSS:
2689 case ICE_SID_PROFID_REDIR_ACL:
2690 case ICE_SID_PROFID_REDIR_PE:
2691 pr = (struct ice_prof_redir_section *)sect;
2692 src = pr->redir_value;
2693 sect_len = LE16_TO_CPU(pr->count) *
2694 sizeof(*hw->blk[block_id].prof_redir.t);
2695 dst = hw->blk[block_id].prof_redir.t;
2696 dst_len = hw->blk[block_id].prof_redir.count *
2697 sizeof(*hw->blk[block_id].prof_redir.t);
2699 case ICE_SID_FLD_VEC_SW:
2700 case ICE_SID_FLD_VEC_FD:
2701 case ICE_SID_FLD_VEC_RSS:
2702 case ICE_SID_FLD_VEC_ACL:
2703 case ICE_SID_FLD_VEC_PE:
2704 es = (struct ice_sw_fv_section *)sect;
2706 sect_len = (u32)(LE16_TO_CPU(es->count) *
2707 hw->blk[block_id].es.fvw) *
2708 sizeof(*hw->blk[block_id].es.t);
2709 dst = (u8 *)hw->blk[block_id].es.t;
2710 dst_len = (u32)(hw->blk[block_id].es.count *
2711 hw->blk[block_id].es.fvw) *
2712 sizeof(*hw->blk[block_id].es.t);
2718 /* if the section offset exceeds destination length, terminate
2721 if (offset > dst_len)
2724 /* if the sum of section size and offset exceed destination size
2725 * then we are out of bounds of the Hw table size for that PF.
2726 * Changing section length to fill the remaining table space
2729 if ((offset + sect_len) > dst_len)
2730 sect_len = dst_len - offset;
2732 ice_memcpy(dst + offset, src, sect_len, ICE_NONDMA_TO_NONDMA);
2734 sect = ice_pkg_enum_section(NULL, &state, sid);
2739 * ice_fill_blk_tbls - Read package context for tables
2740 * @hw: pointer to the hardware structure
2742 * Reads the current package contents and populates the driver
2743 * database with the data iteratively for all advanced feature
2744 * blocks. Assume that the Hw tables have been allocated.
2746 void ice_fill_blk_tbls(struct ice_hw *hw)
2750 for (i = 0; i < ICE_BLK_COUNT; i++) {
2751 enum ice_block blk_id = (enum ice_block)i;
2753 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt1.sid);
2754 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt2.sid);
2755 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof.sid);
2756 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof_redir.sid);
2757 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].es.sid);
2764 * ice_free_flow_profs - free flow profile entries
2765 * @hw: pointer to the hardware structure
2766 * @blk_idx: HW block index
2768 static void ice_free_flow_profs(struct ice_hw *hw, u8 blk_idx)
2770 struct ice_flow_prof *p, *tmp;
2772 /* This call is being made as part of resource deallocation
2773 * during unload. Lock acquire and release will not be
2776 LIST_FOR_EACH_ENTRY_SAFE(p, tmp, &hw->fl_profs[blk_idx],
2777 ice_flow_prof, l_entry) {
2778 struct ice_flow_entry *e, *t;
2780 LIST_FOR_EACH_ENTRY_SAFE(e, t, &p->entries,
2781 ice_flow_entry, l_entry)
2782 ice_flow_rem_entry(hw, ICE_FLOW_ENTRY_HNDL(e));
2784 LIST_DEL(&p->l_entry);
2786 ice_free(hw, p->acts);
2790 /* if driver is in reset and tables are being cleared
2791 * re-initialize the flow profile list heads
2793 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
2797 * ice_free_vsig_tbl - free complete VSIG table entries
2798 * @hw: pointer to the hardware structure
2799 * @blk: the HW block on which to free the VSIG table entries
2801 static void ice_free_vsig_tbl(struct ice_hw *hw, enum ice_block blk)
2805 if (!hw->blk[blk].xlt2.vsig_tbl)
2808 for (i = 1; i < ICE_MAX_VSIGS; i++)
2809 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use)
2810 ice_vsig_free(hw, blk, i);
2814 * ice_free_hw_tbls - free hardware table memory
2815 * @hw: pointer to the hardware structure
2817 void ice_free_hw_tbls(struct ice_hw *hw)
2819 struct ice_rss_cfg *r, *rt;
2822 for (i = 0; i < ICE_BLK_COUNT; i++) {
2823 if (hw->blk[i].is_list_init) {
2824 struct ice_es *es = &hw->blk[i].es;
2825 struct ice_prof_map *del, *tmp;
2827 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &es->prof_map,
2828 ice_prof_map, list) {
2829 LIST_DEL(&del->list);
2833 ice_destroy_lock(&es->prof_map_lock);
2834 ice_free_flow_profs(hw, i);
2835 ice_destroy_lock(&hw->fl_profs_locks[i]);
2836 hw->blk[i].is_list_init = false;
2838 ice_free_vsig_tbl(hw, (enum ice_block)i);
2839 ice_free(hw, hw->blk[i].xlt1.ptypes);
2840 ice_free(hw, hw->blk[i].xlt1.ptg_tbl);
2841 ice_free(hw, hw->blk[i].xlt1.t);
2842 ice_free(hw, hw->blk[i].xlt2.t);
2843 ice_free(hw, hw->blk[i].xlt2.vsig_tbl);
2844 ice_free(hw, hw->blk[i].xlt2.vsis);
2845 ice_free(hw, hw->blk[i].prof.t);
2846 ice_free(hw, hw->blk[i].prof_redir.t);
2847 ice_free(hw, hw->blk[i].es.t);
2848 ice_free(hw, hw->blk[i].es.ref_count);
2849 ice_free(hw, hw->blk[i].es.written);
2852 LIST_FOR_EACH_ENTRY_SAFE(r, rt, &hw->rss_list_head,
2853 ice_rss_cfg, l_entry) {
2854 LIST_DEL(&r->l_entry);
2857 ice_destroy_lock(&hw->rss_locks);
2858 ice_memset(hw->blk, 0, sizeof(hw->blk), ICE_NONDMA_MEM);
2862 * ice_init_flow_profs - init flow profile locks and list heads
2863 * @hw: pointer to the hardware structure
2864 * @blk_idx: HW block index
2866 static void ice_init_flow_profs(struct ice_hw *hw, u8 blk_idx)
2868 ice_init_lock(&hw->fl_profs_locks[blk_idx]);
2869 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
2873 * ice_init_hw_tbls - init hardware table memory
2874 * @hw: pointer to the hardware structure
2876 enum ice_status ice_init_hw_tbls(struct ice_hw *hw)
2880 ice_init_lock(&hw->rss_locks);
2881 INIT_LIST_HEAD(&hw->rss_list_head);
2882 for (i = 0; i < ICE_BLK_COUNT; i++) {
2883 struct ice_prof_redir *prof_redir = &hw->blk[i].prof_redir;
2884 struct ice_prof_tcam *prof = &hw->blk[i].prof;
2885 struct ice_xlt1 *xlt1 = &hw->blk[i].xlt1;
2886 struct ice_xlt2 *xlt2 = &hw->blk[i].xlt2;
2887 struct ice_es *es = &hw->blk[i].es;
2890 if (hw->blk[i].is_list_init)
2893 ice_init_flow_profs(hw, i);
2894 ice_init_lock(&es->prof_map_lock);
2895 INIT_LIST_HEAD(&es->prof_map);
2896 hw->blk[i].is_list_init = true;
2898 hw->blk[i].overwrite = blk_sizes[i].overwrite;
2899 es->reverse = blk_sizes[i].reverse;
2901 xlt1->sid = ice_blk_sids[i][ICE_SID_XLT1_OFF];
2902 xlt1->count = blk_sizes[i].xlt1;
2904 xlt1->ptypes = (struct ice_ptg_ptype *)
2905 ice_calloc(hw, xlt1->count, sizeof(*xlt1->ptypes));
2910 xlt1->ptg_tbl = (struct ice_ptg_entry *)
2911 ice_calloc(hw, ICE_MAX_PTGS, sizeof(*xlt1->ptg_tbl));
2916 xlt1->t = (u8 *)ice_calloc(hw, xlt1->count, sizeof(*xlt1->t));
2920 xlt2->sid = ice_blk_sids[i][ICE_SID_XLT2_OFF];
2921 xlt2->count = blk_sizes[i].xlt2;
2923 xlt2->vsis = (struct ice_vsig_vsi *)
2924 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsis));
2929 xlt2->vsig_tbl = (struct ice_vsig_entry *)
2930 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsig_tbl));
2931 if (!xlt2->vsig_tbl)
2934 for (j = 0; j < xlt2->count; j++)
2935 INIT_LIST_HEAD(&xlt2->vsig_tbl[j].prop_lst);
2937 xlt2->t = (u16 *)ice_calloc(hw, xlt2->count, sizeof(*xlt2->t));
2941 prof->sid = ice_blk_sids[i][ICE_SID_PR_OFF];
2942 prof->count = blk_sizes[i].prof_tcam;
2943 prof->max_prof_id = blk_sizes[i].prof_id;
2944 prof->cdid_bits = blk_sizes[i].prof_cdid_bits;
2945 prof->t = (struct ice_prof_tcam_entry *)
2946 ice_calloc(hw, prof->count, sizeof(*prof->t));
2951 prof_redir->sid = ice_blk_sids[i][ICE_SID_PR_REDIR_OFF];
2952 prof_redir->count = blk_sizes[i].prof_redir;
2953 prof_redir->t = (u8 *)ice_calloc(hw, prof_redir->count,
2954 sizeof(*prof_redir->t));
2959 es->sid = ice_blk_sids[i][ICE_SID_ES_OFF];
2960 es->count = blk_sizes[i].es;
2961 es->fvw = blk_sizes[i].fvw;
2962 es->t = (struct ice_fv_word *)
2963 ice_calloc(hw, (u32)(es->count * es->fvw),
2968 es->ref_count = (u16 *)
2969 ice_calloc(hw, es->count, sizeof(*es->ref_count));
2971 es->written = (u8 *)
2972 ice_calloc(hw, es->count, sizeof(*es->written));
2980 ice_free_hw_tbls(hw);
2981 return ICE_ERR_NO_MEMORY;
2985 * ice_prof_gen_key - generate profile ID key
2986 * @hw: pointer to the HW struct
2987 * @blk: the block in which to write profile ID to
2988 * @ptg: packet type group (PTG) portion of key
2989 * @vsig: VSIG portion of key
2990 * @cdid: cdid portion of key
2991 * @flags: flag portion of key
2992 * @vl_msk: valid mask
2993 * @dc_msk: don't care mask
2994 * @nm_msk: never match mask
2995 * @key: output of profile ID key
2997 static enum ice_status
2998 ice_prof_gen_key(struct ice_hw *hw, enum ice_block blk, u8 ptg, u16 vsig,
2999 u8 cdid, u16 flags, u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3000 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ], u8 nm_msk[ICE_TCAM_KEY_VAL_SZ],
3001 u8 key[ICE_TCAM_KEY_SZ])
3003 struct ice_prof_id_key inkey;
3006 inkey.xlt2_cdid = CPU_TO_LE16(vsig);
3007 inkey.flags = CPU_TO_LE16(flags);
3009 switch (hw->blk[blk].prof.cdid_bits) {
3013 #define ICE_CD_2_M 0xC000U
3014 #define ICE_CD_2_S 14
3015 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_2_M);
3016 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_2_S);
3019 #define ICE_CD_4_M 0xF000U
3020 #define ICE_CD_4_S 12
3021 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_4_M);
3022 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_4_S);
3025 #define ICE_CD_8_M 0xFF00U
3026 #define ICE_CD_8_S 16
3027 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_8_M);
3028 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_8_S);
3031 ice_debug(hw, ICE_DBG_PKG, "Error in profile config\n");
3035 return ice_set_key(key, ICE_TCAM_KEY_SZ, (u8 *)&inkey, vl_msk, dc_msk,
3036 nm_msk, 0, ICE_TCAM_KEY_SZ / 2);
3040 * ice_tcam_write_entry - write TCAM entry
3041 * @hw: pointer to the HW struct
3042 * @blk: the block in which to write profile ID to
3043 * @idx: the entry index to write to
3044 * @prof_id: profile ID
3045 * @ptg: packet type group (PTG) portion of key
3046 * @vsig: VSIG portion of key
3047 * @cdid: cdid portion of key
3048 * @flags: flag portion of key
3049 * @vl_msk: valid mask
3050 * @dc_msk: don't care mask
3051 * @nm_msk: never match mask
3053 static enum ice_status
3054 ice_tcam_write_entry(struct ice_hw *hw, enum ice_block blk, u16 idx,
3055 u8 prof_id, u8 ptg, u16 vsig, u8 cdid, u16 flags,
3056 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3057 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ],
3058 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ])
3060 struct ice_prof_tcam_entry;
3061 enum ice_status status;
3063 status = ice_prof_gen_key(hw, blk, ptg, vsig, cdid, flags, vl_msk,
3064 dc_msk, nm_msk, hw->blk[blk].prof.t[idx].key);
3066 hw->blk[blk].prof.t[idx].addr = CPU_TO_LE16(idx);
3067 hw->blk[blk].prof.t[idx].prof_id = prof_id;
3074 * ice_vsig_get_ref - returns number of VSIs belong to a VSIG
3075 * @hw: pointer to the hardware structure
3077 * @vsig: VSIG to query
3078 * @refs: pointer to variable to receive the reference count
3080 static enum ice_status
3081 ice_vsig_get_ref(struct ice_hw *hw, enum ice_block blk, u16 vsig, u16 *refs)
3083 u16 idx = vsig & ICE_VSIG_IDX_M;
3084 struct ice_vsig_vsi *ptr;
3087 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
3088 return ICE_ERR_DOES_NOT_EXIST;
3090 ptr = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
3093 ptr = ptr->next_vsi;
3100 * ice_get_ptg - get or allocate a ptg for a ptype
3101 * @hw: pointer to the hardware structure
3103 * @ptype: the ptype to retrieve the PTG for
3104 * @ptg: receives the PTG of the ptype
3105 * @add: receive boolean indicating whether PTG was added or not
3107 static enum ice_status
3108 ice_get_ptg(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg,
3111 enum ice_status status;
3113 *ptg = ICE_DEFAULT_PTG;
3116 status = ice_ptg_find_ptype(hw, blk, ptype, ptg);
3120 if (*ptg == ICE_DEFAULT_PTG) {
3121 /* need to allocate a PTG, and add ptype to it */
3122 *ptg = ice_ptg_alloc(hw, blk);
3123 if (*ptg == ICE_DEFAULT_PTG)
3124 return ICE_ERR_HW_TABLE;
3126 status = ice_ptg_add_mv_ptype(hw, blk, ptype, *ptg);
3128 return ICE_ERR_HW_TABLE;
3137 * ice_has_prof_vsig - check to see if VSIG has a specific profile
3138 * @hw: pointer to the hardware structure
3140 * @vsig: VSIG to check against
3141 * @hdl: profile handle
3144 ice_has_prof_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl)
3146 u16 idx = vsig & ICE_VSIG_IDX_M;
3147 struct ice_vsig_prof *ent;
3149 LIST_FOR_EACH_ENTRY(ent, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
3150 ice_vsig_prof, list) {
3151 if (ent->profile_cookie == hdl)
3155 ice_debug(hw, ICE_DBG_INIT,
3156 "Characteristic list for VSI group %d not found.\n",
3162 * ice_prof_bld_es - build profile ID extraction sequence changes
3163 * @hw: pointer to the HW struct
3164 * @blk: hardware block
3165 * @bld: the update package buffer build to add to
3166 * @chgs: the list of changes to make in hardware
3168 static enum ice_status
3169 ice_prof_bld_es(struct ice_hw *hw, enum ice_block blk,
3170 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3172 u16 vec_size = hw->blk[blk].es.fvw * sizeof(struct ice_fv_word);
3173 struct ice_chs_chg *tmp;
3175 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3176 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_prof) {
3177 u16 off = tmp->prof_id * hw->blk[blk].es.fvw;
3178 struct ice_pkg_es *p;
3181 id = ice_sect_id(blk, ICE_VEC_TBL);
3182 p = (struct ice_pkg_es *)
3183 ice_pkg_buf_alloc_section(bld, id, sizeof(*p) +
3188 return ICE_ERR_MAX_LIMIT;
3190 p->count = CPU_TO_LE16(1);
3191 p->offset = CPU_TO_LE16(tmp->prof_id);
3193 ice_memcpy(p->es, &hw->blk[blk].es.t[off], vec_size,
3194 ICE_NONDMA_TO_NONDMA);
3202 * ice_prof_bld_tcam - build profile ID TCAM changes
3203 * @hw: pointer to the HW struct
3204 * @blk: hardware block
3205 * @bld: the update package buffer build to add to
3206 * @chgs: the list of changes to make in hardware
3208 static enum ice_status
3209 ice_prof_bld_tcam(struct ice_hw *hw, enum ice_block blk,
3210 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3212 struct ice_chs_chg *tmp;
3214 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3215 if (tmp->type == ICE_TCAM_ADD && tmp->add_tcam_idx) {
3216 struct ice_prof_id_section *p;
3219 id = ice_sect_id(blk, ICE_PROF_TCAM);
3220 p = (struct ice_prof_id_section *)
3221 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3224 return ICE_ERR_MAX_LIMIT;
3226 p->count = CPU_TO_LE16(1);
3227 p->entry[0].addr = CPU_TO_LE16(tmp->tcam_idx);
3228 p->entry[0].prof_id = tmp->prof_id;
3230 ice_memcpy(p->entry[0].key,
3231 &hw->blk[blk].prof.t[tmp->tcam_idx].key,
3232 sizeof(hw->blk[blk].prof.t->key),
3233 ICE_NONDMA_TO_NONDMA);
3241 * ice_prof_bld_xlt1 - build XLT1 changes
3242 * @blk: hardware block
3243 * @bld: the update package buffer build to add to
3244 * @chgs: the list of changes to make in hardware
3246 static enum ice_status
3247 ice_prof_bld_xlt1(enum ice_block blk, struct ice_buf_build *bld,
3248 struct LIST_HEAD_TYPE *chgs)
3250 struct ice_chs_chg *tmp;
3252 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3253 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_ptg) {
3254 struct ice_xlt1_section *p;
3257 id = ice_sect_id(blk, ICE_XLT1);
3258 p = (struct ice_xlt1_section *)
3259 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3262 return ICE_ERR_MAX_LIMIT;
3264 p->count = CPU_TO_LE16(1);
3265 p->offset = CPU_TO_LE16(tmp->ptype);
3266 p->value[0] = tmp->ptg;
3274 * ice_prof_bld_xlt2 - build XLT2 changes
3275 * @blk: hardware block
3276 * @bld: the update package buffer build to add to
3277 * @chgs: the list of changes to make in hardware
3279 static enum ice_status
3280 ice_prof_bld_xlt2(enum ice_block blk, struct ice_buf_build *bld,
3281 struct LIST_HEAD_TYPE *chgs)
3283 struct ice_chs_chg *tmp;
3285 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3288 if (tmp->type == ICE_VSIG_ADD)
3290 else if (tmp->type == ICE_VSI_MOVE)
3292 else if (tmp->type == ICE_VSIG_REM)
3296 struct ice_xlt2_section *p;
3299 id = ice_sect_id(blk, ICE_XLT2);
3300 p = (struct ice_xlt2_section *)
3301 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3304 return ICE_ERR_MAX_LIMIT;
3306 p->count = CPU_TO_LE16(1);
3307 p->offset = CPU_TO_LE16(tmp->vsi);
3308 p->value[0] = CPU_TO_LE16(tmp->vsig);
3316 * ice_upd_prof_hw - update hardware using the change list
3317 * @hw: pointer to the HW struct
3318 * @blk: hardware block
3319 * @chgs: the list of changes to make in hardware
3321 static enum ice_status
3322 ice_upd_prof_hw(struct ice_hw *hw, enum ice_block blk,
3323 struct LIST_HEAD_TYPE *chgs)
3325 struct ice_buf_build *b;
3326 struct ice_chs_chg *tmp;
3327 enum ice_status status;
3335 /* count number of sections we need */
3336 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3337 switch (tmp->type) {
3338 case ICE_PTG_ES_ADD:
3356 sects = xlt1 + xlt2 + tcam + es;
3361 /* Build update package buffer */
3362 b = ice_pkg_buf_alloc(hw);
3364 return ICE_ERR_NO_MEMORY;
3366 status = ice_pkg_buf_reserve_section(b, sects);
3370 /* Preserve order of table update: ES, TCAM, PTG, VSIG */
3372 status = ice_prof_bld_es(hw, blk, b, chgs);
3378 status = ice_prof_bld_tcam(hw, blk, b, chgs);
3384 status = ice_prof_bld_xlt1(blk, b, chgs);
3390 status = ice_prof_bld_xlt2(blk, b, chgs);
3395 /* After package buffer build check if the section count in buffer is
3396 * non-zero and matches the number of sections detected for package
3399 pkg_sects = ice_pkg_buf_get_active_sections(b);
3400 if (!pkg_sects || pkg_sects != sects) {
3401 status = ICE_ERR_INVAL_SIZE;
3405 /* update package */
3406 status = ice_update_pkg(hw, ice_pkg_buf(b), 1);
3407 if (status == ICE_ERR_AQ_ERROR)
3408 ice_debug(hw, ICE_DBG_INIT, "Unable to update HW profile.");
3411 ice_pkg_buf_free(hw, b);
3416 * ice_update_fd_mask - set Flow Director Field Vector mask for a profile
3417 * @hw: pointer to the HW struct
3418 * @prof_id: profile ID
3419 * @mask_sel: mask select
3421 * This function enable any of the masks selected by the mask select parameter
3422 * for the profile specified.
3424 static void ice_update_fd_mask(struct ice_hw *hw, u16 prof_id, u32 mask_sel)
3426 wr32(hw, GLQF_FDMASK_SEL(prof_id), mask_sel);
3428 ice_debug(hw, ICE_DBG_INIT, "fd mask(%d): %x = %x\n", prof_id,
3429 GLQF_FDMASK_SEL(prof_id), mask_sel);
3432 #define ICE_SRC_DST_MAX_COUNT 8
3434 struct ice_fd_src_dst_pair {
3440 static const struct ice_fd_src_dst_pair ice_fd_pairs[] = {
3441 /* These are defined in pairs */
3442 { ICE_PROT_IPV4_OF_OR_S, 2, 12 },
3443 { ICE_PROT_IPV4_OF_OR_S, 2, 16 },
3445 { ICE_PROT_IPV4_IL, 2, 12 },
3446 { ICE_PROT_IPV4_IL, 2, 16 },
3448 { ICE_PROT_IPV6_OF_OR_S, 8, 8 },
3449 { ICE_PROT_IPV6_OF_OR_S, 8, 24 },
3451 { ICE_PROT_IPV6_IL, 8, 8 },
3452 { ICE_PROT_IPV6_IL, 8, 24 },
3454 { ICE_PROT_TCP_IL, 1, 0 },
3455 { ICE_PROT_TCP_IL, 1, 2 },
3457 { ICE_PROT_UDP_OF, 1, 0 },
3458 { ICE_PROT_UDP_OF, 1, 2 },
3460 { ICE_PROT_UDP_IL_OR_S, 1, 0 },
3461 { ICE_PROT_UDP_IL_OR_S, 1, 2 },
3463 { ICE_PROT_SCTP_IL, 1, 0 },
3464 { ICE_PROT_SCTP_IL, 1, 2 }
3467 #define ICE_FD_SRC_DST_PAIR_COUNT ARRAY_SIZE(ice_fd_pairs)
3470 * ice_update_fd_swap - set register appropriately for a FD FV extraction
3471 * @hw: pointer to the HW struct
3472 * @prof_id: profile ID
3473 * @es: extraction sequence (length of array is determined by the block)
3475 static enum ice_status
3476 ice_update_fd_swap(struct ice_hw *hw, u16 prof_id, struct ice_fv_word *es)
3478 ice_declare_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
3479 u8 pair_start[ICE_FD_SRC_DST_PAIR_COUNT] = { 0 };
3480 #define ICE_FD_FV_NOT_FOUND (-2)
3481 s8 first_free = ICE_FD_FV_NOT_FOUND;
3482 u8 used[ICE_MAX_FV_WORDS] = { 0 };
3487 ice_memset(pair_list, 0, sizeof(pair_list), ICE_NONDMA_MEM);
3489 ice_init_fd_mask_regs(hw);
3491 /* This code assumes that the Flow Director field vectors are assigned
3492 * from the end of the FV indexes working towards the zero index, that
3493 * only complete fields will be included and will be consecutive, and
3494 * that there are no gaps between valid indexes.
3497 /* Determine swap fields present */
3498 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
3499 /* Find the first free entry, assuming right to left population.
3500 * This is where we can start adding additional pairs if needed.
3502 if (first_free == ICE_FD_FV_NOT_FOUND && es[i].prot_id !=
3506 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++) {
3507 if (es[i].prot_id == ice_fd_pairs[j].prot_id &&
3508 es[i].off == ice_fd_pairs[j].off) {
3509 ice_set_bit(j, pair_list);
3515 orig_free = first_free;
3517 /* determine missing swap fields that need to be added */
3518 for (i = 0; i < ICE_FD_SRC_DST_PAIR_COUNT; i += 2) {
3519 u8 bit1 = ice_is_bit_set(pair_list, i + 1);
3520 u8 bit0 = ice_is_bit_set(pair_list, i);
3525 /* add the appropriate 'paired' entry */
3531 /* check for room */
3532 if (first_free + 1 < ice_fd_pairs[index].count)
3533 return ICE_ERR_MAX_LIMIT;
3535 /* place in extraction sequence */
3536 for (k = 0; k < ice_fd_pairs[index].count; k++) {
3537 es[first_free - k].prot_id =
3538 ice_fd_pairs[index].prot_id;
3539 es[first_free - k].off =
3540 ice_fd_pairs[index].off + (k * 2);
3542 /* keep track of non-relevant fields */
3543 mask_sel |= 1 << (first_free - k);
3546 pair_start[index] = first_free;
3547 first_free -= ice_fd_pairs[index].count;
3551 /* fill in the swap array */
3552 si = hw->blk[ICE_BLK_FD].es.fvw - 1;
3554 u8 indexes_used = 1;
3556 /* assume flat at this index */
3557 #define ICE_SWAP_VALID 0x80
3558 used[si] = si | ICE_SWAP_VALID;
3560 if (orig_free == ICE_FD_FV_NOT_FOUND || si <= orig_free) {
3565 /* check for a swap location */
3566 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++) {
3567 if (es[si].prot_id == ice_fd_pairs[j].prot_id &&
3568 es[si].off == ice_fd_pairs[j].off) {
3571 /* determine the appropriate matching field */
3572 idx = j + ((j % 2) ? -1 : 1);
3574 indexes_used = ice_fd_pairs[idx].count;
3575 for (k = 0; k < indexes_used; k++) {
3576 used[si - k] = (pair_start[idx] - k) |
3587 /* for each set of 4 swap indexes, write the appropriate register */
3588 for (j = 0; j < hw->blk[ICE_BLK_FD].es.fvw / 4; j++) {
3591 for (k = 0; k < 4; k++) {
3596 raw_entry |= used[idx] << (k * BITS_PER_BYTE);
3599 /* write the appropriate register set, based on HW block */
3600 wr32(hw, GLQF_FDSWAP(prof_id, j), raw_entry);
3602 ice_debug(hw, ICE_DBG_INIT, "swap wr(%d, %d): %x = %x\n",
3603 prof_id, j, GLQF_FDSWAP(prof_id, j), raw_entry);
3606 /* update the masks for this profile to be sure we ignore fields that
3607 * are not relevant to our match criteria
3609 ice_update_fd_mask(hw, prof_id, mask_sel);
3615 * ice_add_prof - add profile
3616 * @hw: pointer to the HW struct
3617 * @blk: hardware block
3618 * @id: profile tracking ID
3619 * @ptypes: array of bitmaps indicating ptypes (ICE_FLOW_PTYPE_MAX bits)
3620 * @es: extraction sequence (length of array is determined by the block)
3622 * This function registers a profile, which matches a set of PTYPES with a
3623 * particular extraction sequence. While the hardware profile is allocated
3624 * it will not be written until the first call to ice_add_flow that specifies
3625 * the ID value used here.
3628 ice_add_prof(struct ice_hw *hw, enum ice_block blk, u64 id, u8 ptypes[],
3629 struct ice_fv_word *es)
3631 u32 bytes = DIVIDE_AND_ROUND_UP(ICE_FLOW_PTYPE_MAX, BITS_PER_BYTE);
3632 struct ice_prof_map *prof;
3633 enum ice_status status;
3637 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
3639 /* search for existing profile */
3640 status = ice_find_prof_id(hw, blk, es, &prof_id);
3642 /* allocate profile ID */
3643 status = ice_alloc_prof_id(hw, blk, &prof_id);
3645 goto err_ice_add_prof;
3646 if (blk == ICE_BLK_FD) {
3647 /* For Flow Director block, the extraction sequence may
3648 * need to be altered in the case where there are paired
3649 * fields that have no match. This is necessary because
3650 * for Flow Director, src and dest fields need to paired
3651 * for filter programming and these values are swapped
3654 status = ice_update_fd_swap(hw, prof_id, es);
3656 goto err_ice_add_prof;
3659 /* and write new es */
3660 ice_write_es(hw, blk, prof_id, es);
3663 ice_prof_inc_ref(hw, blk, prof_id);
3665 /* add profile info */
3667 prof = (struct ice_prof_map *)ice_malloc(hw, sizeof(*prof));
3669 goto err_ice_add_prof;
3671 prof->profile_cookie = id;
3672 prof->prof_id = prof_id;
3673 prof->ptype_count = 0;
3676 /* build list of ptgs */
3677 while (bytes && prof->ptype_count < ICE_MAX_PTYPE_PER_PROFILE) {
3680 if (!ptypes[byte]) {
3685 /* Examine 8 bits per byte */
3686 for (bit = 0; bit < 8; bit++) {
3687 if (ptypes[byte] & 1 << bit) {
3691 ptype = byte * BITS_PER_BYTE + bit;
3692 if (ptype < ICE_FLOW_PTYPE_MAX) {
3693 prof->ptype[prof->ptype_count] = ptype;
3695 if (++prof->ptype_count >=
3696 ICE_MAX_PTYPE_PER_PROFILE)
3700 /* nothing left in byte, then exit */
3701 m = ~((1 << (bit + 1)) - 1);
3702 if (!(ptypes[byte] & m))
3711 LIST_ADD(&prof->list, &hw->blk[blk].es.prof_map);
3712 status = ICE_SUCCESS;
3715 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
3720 * ice_search_prof_id_low - Search for a profile tracking ID low level
3721 * @hw: pointer to the HW struct
3722 * @blk: hardware block
3723 * @id: profile tracking ID
3725 * This will search for a profile tracking ID which was previously added. This
3726 * version assumes that the caller has already acquired the prof map lock.
3728 static struct ice_prof_map *
3729 ice_search_prof_id_low(struct ice_hw *hw, enum ice_block blk, u64 id)
3731 struct ice_prof_map *entry = NULL;
3732 struct ice_prof_map *map;
3734 LIST_FOR_EACH_ENTRY(map, &hw->blk[blk].es.prof_map, ice_prof_map,
3736 if (map->profile_cookie == id) {
3746 * ice_search_prof_id - Search for a profile tracking ID
3747 * @hw: pointer to the HW struct
3748 * @blk: hardware block
3749 * @id: profile tracking ID
3751 * This will search for a profile tracking ID which was previously added.
3753 struct ice_prof_map *
3754 ice_search_prof_id(struct ice_hw *hw, enum ice_block blk, u64 id)
3756 struct ice_prof_map *entry;
3758 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
3759 entry = ice_search_prof_id_low(hw, blk, id);
3760 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
3766 * ice_vsig_prof_id_count - count profiles in a VSIG
3767 * @hw: pointer to the HW struct
3768 * @blk: hardware block
3769 * @vsig: VSIG to remove the profile from
3772 ice_vsig_prof_id_count(struct ice_hw *hw, enum ice_block blk, u16 vsig)
3774 u16 idx = vsig & ICE_VSIG_IDX_M, count = 0;
3775 struct ice_vsig_prof *p;
3777 LIST_FOR_EACH_ENTRY(p, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
3778 ice_vsig_prof, list) {
3786 * ice_rel_tcam_idx - release a TCAM index
3787 * @hw: pointer to the HW struct
3788 * @blk: hardware block
3789 * @idx: the index to release
3791 static enum ice_status
3792 ice_rel_tcam_idx(struct ice_hw *hw, enum ice_block blk, u16 idx)
3794 /* Masks to invoke a never match entry */
3795 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
3796 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFE, 0xFF, 0xFF, 0xFF, 0xFF };
3797 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
3798 enum ice_status status;
3800 /* write the TCAM entry */
3801 status = ice_tcam_write_entry(hw, blk, idx, 0, 0, 0, 0, 0, vl_msk,
3806 /* release the TCAM entry */
3807 status = ice_free_tcam_ent(hw, blk, idx);
3813 * ice_rem_prof_id - remove one profile from a VSIG
3814 * @hw: pointer to the HW struct
3815 * @blk: hardware block
3816 * @prof: pointer to profile structure to remove
3818 static enum ice_status
3819 ice_rem_prof_id(struct ice_hw *hw, enum ice_block blk,
3820 struct ice_vsig_prof *prof)
3822 enum ice_status status;
3825 for (i = 0; i < prof->tcam_count; i++) {
3826 prof->tcam[i].in_use = false;
3827 status = ice_rel_tcam_idx(hw, blk, prof->tcam[i].tcam_idx);
3829 return ICE_ERR_HW_TABLE;
3836 * ice_rem_vsig - remove VSIG
3837 * @hw: pointer to the HW struct
3838 * @blk: hardware block
3839 * @vsig: the VSIG to remove
3840 * @chg: the change list
3842 static enum ice_status
3843 ice_rem_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
3844 struct LIST_HEAD_TYPE *chg)
3846 u16 idx = vsig & ICE_VSIG_IDX_M;
3847 struct ice_vsig_vsi *vsi_cur;
3848 struct ice_vsig_prof *d, *t;
3849 enum ice_status status;
3851 /* remove TCAM entries */
3852 LIST_FOR_EACH_ENTRY_SAFE(d, t,
3853 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
3854 ice_vsig_prof, list) {
3855 status = ice_rem_prof_id(hw, blk, d);
3863 /* Move all VSIS associated with this VSIG to the default VSIG */
3864 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
3865 /* If the VSIG has at least 1 VSI then iterate through the list
3866 * and remove the VSIs before deleting the group.
3870 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
3871 struct ice_chs_chg *p;
3873 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
3875 return ICE_ERR_NO_MEMORY;
3877 p->type = ICE_VSIG_REM;
3878 p->orig_vsig = vsig;
3879 p->vsig = ICE_DEFAULT_VSIG;
3880 p->vsi = vsi_cur - hw->blk[blk].xlt2.vsis;
3882 LIST_ADD(&p->list_entry, chg);
3888 status = ice_vsig_free(hw, blk, vsig);
3894 * ice_rem_prof_id_vsig - remove a specific profile from a VSIG
3895 * @hw: pointer to the HW struct
3896 * @blk: hardware block
3897 * @vsig: VSIG to remove the profile from
3898 * @hdl: profile handle indicating which profile to remove
3899 * @chg: list to receive a record of changes
3901 static enum ice_status
3902 ice_rem_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
3903 struct LIST_HEAD_TYPE *chg)
3905 u16 idx = vsig & ICE_VSIG_IDX_M;
3906 struct ice_vsig_prof *p, *t;
3907 enum ice_status status;
3909 LIST_FOR_EACH_ENTRY_SAFE(p, t,
3910 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
3911 ice_vsig_prof, list) {
3912 if (p->profile_cookie == hdl) {
3913 if (ice_vsig_prof_id_count(hw, blk, vsig) == 1)
3914 /* this is the last profile, remove the VSIG */
3915 return ice_rem_vsig(hw, blk, vsig, chg);
3917 status = ice_rem_prof_id(hw, blk, p);
3926 return ICE_ERR_DOES_NOT_EXIST;
3930 * ice_rem_flow_all - remove all flows with a particular profile
3931 * @hw: pointer to the HW struct
3932 * @blk: hardware block
3933 * @id: profile tracking ID
3935 static enum ice_status
3936 ice_rem_flow_all(struct ice_hw *hw, enum ice_block blk, u64 id)
3938 struct ice_chs_chg *del, *tmp;
3939 struct LIST_HEAD_TYPE chg;
3940 enum ice_status status;
3943 INIT_LIST_HEAD(&chg);
3945 for (i = 1; i < ICE_MAX_VSIGS; i++) {
3946 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use) {
3947 if (ice_has_prof_vsig(hw, blk, i, id)) {
3948 status = ice_rem_prof_id_vsig(hw, blk, i, id,
3951 goto err_ice_rem_flow_all;
3956 status = ice_upd_prof_hw(hw, blk, &chg);
3958 err_ice_rem_flow_all:
3959 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
3960 LIST_DEL(&del->list_entry);
3968 * ice_rem_prof - remove profile
3969 * @hw: pointer to the HW struct
3970 * @blk: hardware block
3971 * @id: profile tracking ID
3973 * This will remove the profile specified by the ID parameter, which was
3974 * previously created through ice_add_prof. If any existing entries
3975 * are associated with this profile, they will be removed as well.
3977 enum ice_status ice_rem_prof(struct ice_hw *hw, enum ice_block blk, u64 id)
3979 struct ice_prof_map *pmap;
3980 enum ice_status status;
3982 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
3984 pmap = ice_search_prof_id_low(hw, blk, id);
3986 status = ICE_ERR_DOES_NOT_EXIST;
3987 goto err_ice_rem_prof;
3990 /* remove all flows with this profile */
3991 status = ice_rem_flow_all(hw, blk, pmap->profile_cookie);
3993 goto err_ice_rem_prof;
3995 /* dereference profile, and possibly remove */
3996 ice_prof_dec_ref(hw, blk, pmap->prof_id);
3998 LIST_DEL(&pmap->list);
4001 status = ICE_SUCCESS;
4004 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4009 * ice_get_prof_ptgs - get ptgs for profile
4010 * @hw: pointer to the HW struct
4011 * @blk: hardware block
4012 * @hdl: profile handle
4015 static enum ice_status
4016 ice_get_prof_ptgs(struct ice_hw *hw, enum ice_block blk, u64 hdl,
4017 struct LIST_HEAD_TYPE *chg)
4019 struct ice_prof_map *map;
4020 struct ice_chs_chg *p;
4023 /* Get the details on the profile specified by the handle ID */
4024 map = ice_search_prof_id(hw, blk, hdl);
4026 return ICE_ERR_DOES_NOT_EXIST;
4028 for (i = 0; i < map->ptype_count; i++) {
4029 enum ice_status status;
4033 status = ice_get_ptg(hw, blk, map->ptype[i], &ptg, &add);
4035 goto err_ice_get_prof_ptgs;
4037 if (add || !hw->blk[blk].es.written[map->prof_id]) {
4038 /* add PTG to change list */
4039 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4041 goto err_ice_get_prof_ptgs;
4043 p->type = ICE_PTG_ES_ADD;
4044 p->ptype = map->ptype[i];
4048 p->add_prof = !hw->blk[blk].es.written[map->prof_id];
4049 p->prof_id = map->prof_id;
4051 hw->blk[blk].es.written[map->prof_id] = true;
4053 LIST_ADD(&p->list_entry, chg);
4059 err_ice_get_prof_ptgs:
4060 /* let caller clean up the change list */
4061 return ICE_ERR_NO_MEMORY;
4065 * ice_get_profs_vsig - get a copy of the list of profiles from a VSIG
4066 * @hw: pointer to the HW struct
4067 * @blk: hardware block
4068 * @vsig: VSIG from which to copy the list
4071 * This routine makes a copy of the list of profiles in the specified VSIG.
4073 static enum ice_status
4074 ice_get_profs_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4075 struct LIST_HEAD_TYPE *lst)
4077 struct ice_vsig_prof *ent1, *ent2;
4078 u16 idx = vsig & ICE_VSIG_IDX_M;
4080 LIST_FOR_EACH_ENTRY(ent1, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4081 ice_vsig_prof, list) {
4082 struct ice_vsig_prof *p;
4084 /* copy to the input list */
4085 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
4087 goto err_ice_get_profs_vsig;
4089 ice_memcpy(p, ent1, sizeof(*p), ICE_NONDMA_TO_NONDMA);
4091 LIST_ADD_TAIL(&p->list, lst);
4096 err_ice_get_profs_vsig:
4097 LIST_FOR_EACH_ENTRY_SAFE(ent1, ent2, lst, ice_vsig_prof, list) {
4098 LIST_DEL(&ent1->list);
4102 return ICE_ERR_NO_MEMORY;
4106 * ice_add_prof_to_lst - add profile entry to a list
4107 * @hw: pointer to the HW struct
4108 * @blk: hardware block
4109 * @lst: the list to be added to
4110 * @hdl: profile handle of entry to add
4112 static enum ice_status
4113 ice_add_prof_to_lst(struct ice_hw *hw, enum ice_block blk,
4114 struct LIST_HEAD_TYPE *lst, u64 hdl)
4116 struct ice_vsig_prof *p;
4117 struct ice_prof_map *map;
4120 map = ice_search_prof_id(hw, blk, hdl);
4122 return ICE_ERR_DOES_NOT_EXIST;
4124 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
4126 return ICE_ERR_NO_MEMORY;
4128 p->profile_cookie = map->profile_cookie;
4129 p->prof_id = map->prof_id;
4130 p->tcam_count = map->ptype_count;
4132 for (i = 0; i < map->ptype_count; i++) {
4135 p->tcam[i].prof_id = map->prof_id;
4136 p->tcam[i].tcam_idx = ICE_INVALID_TCAM;
4138 ice_ptg_find_ptype(hw, blk, map->ptype[i], &ptg);
4140 p->tcam[i].ptg = ptg;
4143 LIST_ADD(&p->list, lst);
4149 * ice_move_vsi - move VSI to another VSIG
4150 * @hw: pointer to the HW struct
4151 * @blk: hardware block
4152 * @vsi: the VSI to move
4153 * @vsig: the VSIG to move the VSI to
4154 * @chg: the change list
4156 static enum ice_status
4157 ice_move_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig,
4158 struct LIST_HEAD_TYPE *chg)
4160 enum ice_status status;
4161 struct ice_chs_chg *p;
4164 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4166 return ICE_ERR_NO_MEMORY;
4168 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
4170 status = ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
4177 p->type = ICE_VSI_MOVE;
4179 p->orig_vsig = orig_vsig;
4182 LIST_ADD(&p->list_entry, chg);
4188 * ice_prof_tcam_ena_dis - add enable or disable TCAM change
4189 * @hw: pointer to the HW struct
4190 * @blk: hardware block
4191 * @enable: true to enable, false to disable
4192 * @vsig: the vsig of the TCAM entry
4193 * @tcam: pointer the TCAM info structure of the TCAM to disable
4194 * @chg: the change list
4196 * This function appends an enable or disable TCAM entry in the change log
4198 static enum ice_status
4199 ice_prof_tcam_ena_dis(struct ice_hw *hw, enum ice_block blk, bool enable,
4200 u16 vsig, struct ice_tcam_inf *tcam,
4201 struct LIST_HEAD_TYPE *chg)
4203 enum ice_status status;
4204 struct ice_chs_chg *p;
4206 /* Default: enable means change the low flag bit to don't care */
4207 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4208 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
4209 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4211 /* If disabled, change the low flag bit to never match */
4217 /* add TCAM to change list */
4218 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4220 return ICE_ERR_NO_MEMORY;
4222 status = ice_tcam_write_entry(hw, blk, tcam->tcam_idx, tcam->prof_id,
4223 tcam->ptg, vsig, 0, 0, vl_msk, dc_msk,
4226 goto err_ice_prof_tcam_ena_dis;
4228 tcam->in_use = enable;
4230 p->type = ICE_TCAM_ADD;
4231 p->add_tcam_idx = true;
4232 p->prof_id = tcam->prof_id;
4235 p->tcam_idx = tcam->tcam_idx;
4238 LIST_ADD(&p->list_entry, chg);
4242 err_ice_prof_tcam_ena_dis:
4248 * ice_adj_prof_priorities - adjust profile based on priorities
4249 * @hw: pointer to the HW struct
4250 * @blk: hardware block
4251 * @vsig: the VSIG for which to adjust profile priorities
4252 * @chg: the change list
4254 static enum ice_status
4255 ice_adj_prof_priorities(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4256 struct LIST_HEAD_TYPE *chg)
4258 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
4259 struct ice_vsig_prof *t;
4260 enum ice_status status;
4263 ice_memset(ptgs_used, 0, sizeof(ptgs_used), ICE_NONDMA_MEM);
4264 idx = vsig & ICE_VSIG_IDX_M;
4266 /* Priority is based on the order in which the profiles are added. The
4267 * newest added profile has highest priority and the oldest added
4268 * profile has the lowest priority. Since the profile property list for
4269 * a VSIG is sorted from newest to oldest, this code traverses the list
4270 * in order and enables the first of each PTG that it finds (that is not
4271 * already enabled); it also disables any duplicate PTGs that it finds
4272 * in the older profiles (that are currently enabled).
4275 LIST_FOR_EACH_ENTRY(t, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4276 ice_vsig_prof, list) {
4279 for (i = 0; i < t->tcam_count; i++) {
4280 /* Scan the priorities from newest to oldest.
4281 * Make sure that the newest profiles take priority.
4283 if (ice_is_bit_set(ptgs_used, t->tcam[i].ptg) &&
4284 t->tcam[i].in_use) {
4285 /* need to mark this PTG as never match, as it
4286 * was already in use and therefore duplicate
4287 * (and lower priority)
4289 status = ice_prof_tcam_ena_dis(hw, blk, false,
4295 } else if (!ice_is_bit_set(ptgs_used, t->tcam[i].ptg) &&
4296 !t->tcam[i].in_use) {
4297 /* need to enable this PTG, as it in not in use
4298 * and not enabled (highest priority)
4300 status = ice_prof_tcam_ena_dis(hw, blk, true,
4308 /* keep track of used ptgs */
4309 ice_set_bit(t->tcam[i].ptg, ptgs_used);
4317 * ice_add_prof_id_vsig - add profile to VSIG
4318 * @hw: pointer to the HW struct
4319 * @blk: hardware block
4320 * @vsig: the VSIG to which this profile is to be added
4321 * @hdl: the profile handle indicating the profile to add
4322 * @chg: the change list
4324 static enum ice_status
4325 ice_add_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
4326 struct LIST_HEAD_TYPE *chg)
4328 /* Masks that ignore flags */
4329 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
4330 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0x00, 0x00, 0x00 };
4331 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
4332 struct ice_prof_map *map;
4333 struct ice_vsig_prof *t;
4334 struct ice_chs_chg *p;
4337 /* Get the details on the profile specified by the handle ID */
4338 map = ice_search_prof_id(hw, blk, hdl);
4340 return ICE_ERR_DOES_NOT_EXIST;
4342 /* Error, if this VSIG already has this profile */
4343 if (ice_has_prof_vsig(hw, blk, vsig, hdl))
4344 return ICE_ERR_ALREADY_EXISTS;
4346 /* new VSIG profile structure */
4347 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
4349 goto err_ice_add_prof_id_vsig;
4351 t->profile_cookie = map->profile_cookie;
4352 t->prof_id = map->prof_id;
4353 t->tcam_count = map->ptype_count;
4355 /* create TCAM entries */
4356 for (i = 0; i < map->ptype_count; i++) {
4357 enum ice_status status;
4362 /* If properly sequenced, we should never have to allocate new
4365 status = ice_get_ptg(hw, blk, map->ptype[i], &ptg, &add);
4367 goto err_ice_add_prof_id_vsig;
4369 /* add TCAM to change list */
4370 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4372 goto err_ice_add_prof_id_vsig;
4374 /* allocate the TCAM entry index */
4375 status = ice_alloc_tcam_ent(hw, blk, &tcam_idx);
4378 goto err_ice_add_prof_id_vsig;
4381 t->tcam[i].ptg = ptg;
4382 t->tcam[i].prof_id = map->prof_id;
4383 t->tcam[i].tcam_idx = tcam_idx;
4384 t->tcam[i].in_use = true;
4386 p->type = ICE_TCAM_ADD;
4387 p->add_tcam_idx = true;
4388 p->prof_id = t->tcam[i].prof_id;
4389 p->ptg = t->tcam[i].ptg;
4391 p->tcam_idx = t->tcam[i].tcam_idx;
4393 /* write the TCAM entry */
4394 status = ice_tcam_write_entry(hw, blk, t->tcam[i].tcam_idx,
4396 t->tcam[i].ptg, vsig, 0, 0,
4397 vl_msk, dc_msk, nm_msk);
4399 goto err_ice_add_prof_id_vsig;
4402 LIST_ADD(&p->list_entry, chg);
4405 /* add profile to VSIG */
4407 &hw->blk[blk].xlt2.vsig_tbl[(vsig & ICE_VSIG_IDX_M)].prop_lst);
4411 err_ice_add_prof_id_vsig:
4412 /* let caller clean up the change list */
4414 return ICE_ERR_NO_MEMORY;
4418 * ice_create_prof_id_vsig - add a new VSIG with a single profile
4419 * @hw: pointer to the HW struct
4420 * @blk: hardware block
4421 * @vsi: the initial VSI that will be in VSIG
4422 * @hdl: the profile handle of the profile that will be added to the VSIG
4423 * @chg: the change list
4425 static enum ice_status
4426 ice_create_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl,
4427 struct LIST_HEAD_TYPE *chg)
4429 enum ice_status status;
4430 struct ice_chs_chg *p;
4433 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4435 return ICE_ERR_NO_MEMORY;
4437 new_vsig = ice_vsig_alloc(hw, blk);
4439 status = ICE_ERR_HW_TABLE;
4440 goto err_ice_create_prof_id_vsig;
4443 status = ice_move_vsi(hw, blk, vsi, new_vsig, chg);
4445 goto err_ice_create_prof_id_vsig;
4447 status = ice_add_prof_id_vsig(hw, blk, new_vsig, hdl, chg);
4449 goto err_ice_create_prof_id_vsig;
4451 p->type = ICE_VSIG_ADD;
4453 p->orig_vsig = ICE_DEFAULT_VSIG;
4456 LIST_ADD(&p->list_entry, chg);
4460 err_ice_create_prof_id_vsig:
4461 /* let caller clean up the change list */
4467 * ice_create_vsig_from_list - create a new VSIG with a list of profiles
4468 * @hw: pointer to the HW struct
4469 * @blk: hardware block
4470 * @vsi: the initial VSI that will be in VSIG
4471 * @lst: the list of profile that will be added to the VSIG
4472 * @chg: the change list
4474 static enum ice_status
4475 ice_create_vsig_from_lst(struct ice_hw *hw, enum ice_block blk, u16 vsi,
4476 struct LIST_HEAD_TYPE *lst, struct LIST_HEAD_TYPE *chg)
4478 struct ice_vsig_prof *t;
4479 enum ice_status status;
4482 vsig = ice_vsig_alloc(hw, blk);
4484 return ICE_ERR_HW_TABLE;
4486 status = ice_move_vsi(hw, blk, vsi, vsig, chg);
4490 LIST_FOR_EACH_ENTRY(t, lst, ice_vsig_prof, list) {
4491 status = ice_add_prof_id_vsig(hw, blk, vsig, t->profile_cookie,
4501 * ice_find_prof_vsig - find a VSIG with a specific profile handle
4502 * @hw: pointer to the HW struct
4503 * @blk: hardware block
4504 * @hdl: the profile handle of the profile to search for
4505 * @vsig: returns the VSIG with the matching profile
4508 ice_find_prof_vsig(struct ice_hw *hw, enum ice_block blk, u64 hdl, u16 *vsig)
4510 struct ice_vsig_prof *t;
4511 struct LIST_HEAD_TYPE lst;
4512 enum ice_status status;
4514 INIT_LIST_HEAD(&lst);
4516 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
4520 t->profile_cookie = hdl;
4521 LIST_ADD(&t->list, &lst);
4523 status = ice_find_dup_props_vsig(hw, blk, &lst, vsig);
4528 return status == ICE_SUCCESS;
4532 * ice_add_prof_id_flow - add profile flow
4533 * @hw: pointer to the HW struct
4534 * @blk: hardware block
4535 * @vsi: the VSI to enable with the profile specified by ID
4536 * @hdl: profile handle
4538 * Calling this function will update the hardware tables to enable the
4539 * profile indicated by the ID parameter for the VSIs specified in the VSI
4540 * array. Once successfully called, the flow will be enabled.
4543 ice_add_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
4545 struct ice_vsig_prof *tmp1, *del1;
4546 struct LIST_HEAD_TYPE union_lst;
4547 struct ice_chs_chg *tmp, *del;
4548 struct LIST_HEAD_TYPE chrs;
4549 struct LIST_HEAD_TYPE chg;
4550 enum ice_status status;
4551 u16 vsig, or_vsig = 0;
4553 INIT_LIST_HEAD(&union_lst);
4554 INIT_LIST_HEAD(&chrs);
4555 INIT_LIST_HEAD(&chg);
4557 status = ice_get_prof_ptgs(hw, blk, hdl, &chg);
4561 /* determine if VSI is already part of a VSIG */
4562 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
4563 if (!status && vsig) {
4570 /* make sure that there is no overlap/conflict between the new
4571 * characteristics and the existing ones; we don't support that
4574 if (ice_has_prof_vsig(hw, blk, vsig, hdl)) {
4575 status = ICE_ERR_ALREADY_EXISTS;
4576 goto err_ice_add_prof_id_flow;
4579 /* last VSI in the VSIG? */
4580 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
4582 goto err_ice_add_prof_id_flow;
4583 only_vsi = (ref == 1);
4585 /* create a union of the current profiles and the one being
4588 status = ice_get_profs_vsig(hw, blk, vsig, &union_lst);
4590 goto err_ice_add_prof_id_flow;
4592 status = ice_add_prof_to_lst(hw, blk, &union_lst, hdl);
4594 goto err_ice_add_prof_id_flow;
4596 /* search for an existing VSIG with an exact charc match */
4597 status = ice_find_dup_props_vsig(hw, blk, &union_lst, &vsig);
4599 /* move VSI to the VSIG that matches */
4600 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
4602 goto err_ice_add_prof_id_flow;
4604 /* VSI has been moved out of or_vsig. If the or_vsig had
4605 * only that VSI it is now empty and can be removed.
4608 status = ice_rem_vsig(hw, blk, or_vsig, &chg);
4610 goto err_ice_add_prof_id_flow;
4612 } else if (only_vsi) {
4613 /* If the original VSIG only contains one VSI, then it
4614 * will be the requesting VSI. In this case the VSI is
4615 * not sharing entries and we can simply add the new
4616 * profile to the VSIG.
4618 status = ice_add_prof_id_vsig(hw, blk, vsig, hdl, &chg);
4620 goto err_ice_add_prof_id_flow;
4622 /* Adjust priorities */
4623 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
4625 goto err_ice_add_prof_id_flow;
4627 /* No match, so we need a new VSIG */
4628 status = ice_create_vsig_from_lst(hw, blk, vsi,
4631 goto err_ice_add_prof_id_flow;
4633 /* Adjust priorities */
4634 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
4636 goto err_ice_add_prof_id_flow;
4639 /* need to find or add a VSIG */
4640 /* search for an existing VSIG with an exact charc match */
4641 if (ice_find_prof_vsig(hw, blk, hdl, &vsig)) {
4642 /* found an exact match */
4643 /* add or move VSI to the VSIG that matches */
4644 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
4646 goto err_ice_add_prof_id_flow;
4648 /* we did not find an exact match */
4649 /* we need to add a VSIG */
4650 status = ice_create_prof_id_vsig(hw, blk, vsi, hdl,
4653 goto err_ice_add_prof_id_flow;
4657 /* update hardware */
4659 status = ice_upd_prof_hw(hw, blk, &chg);
4661 err_ice_add_prof_id_flow:
4662 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
4663 LIST_DEL(&del->list_entry);
4667 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &union_lst, ice_vsig_prof, list) {
4668 LIST_DEL(&del1->list);
4672 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &chrs, ice_vsig_prof, list) {
4673 LIST_DEL(&del1->list);
4681 * ice_rem_prof_from_list - remove a profile from list
4682 * @hw: pointer to the HW struct
4683 * @lst: list to remove the profile from
4684 * @hdl: the profile handle indicating the profile to remove
4686 static enum ice_status
4687 ice_rem_prof_from_list(struct ice_hw *hw, struct LIST_HEAD_TYPE *lst, u64 hdl)
4689 struct ice_vsig_prof *ent, *tmp;
4691 LIST_FOR_EACH_ENTRY_SAFE(ent, tmp, lst, ice_vsig_prof, list) {
4692 if (ent->profile_cookie == hdl) {
4693 LIST_DEL(&ent->list);
4699 return ICE_ERR_DOES_NOT_EXIST;
4703 * ice_rem_prof_id_flow - remove flow
4704 * @hw: pointer to the HW struct
4705 * @blk: hardware block
4706 * @vsi: the VSI from which to remove the profile specified by ID
4707 * @hdl: profile tracking handle
4709 * Calling this function will update the hardware tables to remove the
4710 * profile indicated by the ID parameter for the VSIs specified in the VSI
4711 * array. Once successfully called, the flow will be disabled.
4714 ice_rem_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
4716 struct ice_vsig_prof *tmp1, *del1;
4717 struct LIST_HEAD_TYPE chg, copy;
4718 struct ice_chs_chg *tmp, *del;
4719 enum ice_status status;
4722 INIT_LIST_HEAD(©);
4723 INIT_LIST_HEAD(&chg);
4725 /* determine if VSI is already part of a VSIG */
4726 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
4727 if (!status && vsig) {
4733 last_profile = ice_vsig_prof_id_count(hw, blk, vsig) == 1;
4734 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
4736 goto err_ice_rem_prof_id_flow;
4737 only_vsi = (ref == 1);
4740 /* If the original VSIG only contains one reference,
4741 * which will be the requesting VSI, then the VSI is not
4742 * sharing entries and we can simply remove the specific
4743 * characteristics from the VSIG.
4747 /* If there are no profiles left for this VSIG,
4748 * then simply remove the the VSIG.
4750 status = ice_rem_vsig(hw, blk, vsig, &chg);
4752 goto err_ice_rem_prof_id_flow;
4754 status = ice_rem_prof_id_vsig(hw, blk, vsig,
4757 goto err_ice_rem_prof_id_flow;
4759 /* Adjust priorities */
4760 status = ice_adj_prof_priorities(hw, blk, vsig,
4763 goto err_ice_rem_prof_id_flow;
4767 /* Make a copy of the VSIG's list of Profiles */
4768 status = ice_get_profs_vsig(hw, blk, vsig, ©);
4770 goto err_ice_rem_prof_id_flow;
4772 /* Remove specified profile entry from the list */
4773 status = ice_rem_prof_from_list(hw, ©, hdl);
4775 goto err_ice_rem_prof_id_flow;
4777 if (LIST_EMPTY(©)) {
4778 status = ice_move_vsi(hw, blk, vsi,
4779 ICE_DEFAULT_VSIG, &chg);
4781 goto err_ice_rem_prof_id_flow;
4783 } else if (!ice_find_dup_props_vsig(hw, blk, ©,
4785 /* found an exact match */
4786 /* add or move VSI to the VSIG that matches */
4787 /* Search for a VSIG with a matching profile
4791 /* Found match, move VSI to the matching VSIG */
4792 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
4794 goto err_ice_rem_prof_id_flow;
4796 /* since no existing VSIG supports this
4797 * characteristic pattern, we need to create a
4798 * new VSIG and TCAM entries
4800 status = ice_create_vsig_from_lst(hw, blk, vsi,
4803 goto err_ice_rem_prof_id_flow;
4805 /* Adjust priorities */
4806 status = ice_adj_prof_priorities(hw, blk, vsig,
4809 goto err_ice_rem_prof_id_flow;
4813 status = ICE_ERR_DOES_NOT_EXIST;
4816 /* update hardware tables */
4818 status = ice_upd_prof_hw(hw, blk, &chg);
4820 err_ice_rem_prof_id_flow:
4821 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
4822 LIST_DEL(&del->list_entry);
4826 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, ©, ice_vsig_prof, list) {
4827 LIST_DEL(&del1->list);