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, "%s\n", __func__);
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, "%s\n", __func__);
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, "%s\n", __func__);
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, "%s\n", __func__);
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);
813 * @hw: pointer to the hardware structure
814 * @pkg_buf: the package cmd buffer
815 * @buf_size: the size of the package cmd buffer
816 * @last_buf: last buffer indicator
817 * @error_offset: returns error offset
818 * @error_info: returns error information
819 * @cd: pointer to command details structure or NULL
821 * Update Package (0x0C42)
823 static enum ice_status
824 ice_aq_update_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf, u16 buf_size,
825 bool last_buf, u32 *error_offset, u32 *error_info,
826 struct ice_sq_cd *cd)
828 struct ice_aqc_download_pkg *cmd;
829 struct ice_aq_desc desc;
830 enum ice_status status;
832 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
839 cmd = &desc.params.download_pkg;
840 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_update_pkg);
841 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
844 cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
846 status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
847 if (status == ICE_ERR_AQ_ERROR) {
848 /* Read error from buffer only when the FW returned an error */
849 struct ice_aqc_download_pkg_resp *resp;
851 resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
853 *error_offset = LE32_TO_CPU(resp->error_offset);
855 *error_info = LE32_TO_CPU(resp->error_info);
862 * ice_find_seg_in_pkg
863 * @hw: pointer to the hardware structure
864 * @seg_type: the segment type to search for (i.e., SEGMENT_TYPE_CPK)
865 * @pkg_hdr: pointer to the package header to be searched
867 * This function searches a package file for a particular segment type. On
868 * success it returns a pointer to the segment header, otherwise it will
871 static struct ice_generic_seg_hdr *
872 ice_find_seg_in_pkg(struct ice_hw *hw, u32 seg_type,
873 struct ice_pkg_hdr *pkg_hdr)
877 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
878 ice_debug(hw, ICE_DBG_PKG, "Package format version: %d.%d.%d.%d\n",
879 pkg_hdr->format_ver.major, pkg_hdr->format_ver.minor,
880 pkg_hdr->format_ver.update, pkg_hdr->format_ver.draft);
882 /* Search all package segments for the requested segment type */
883 for (i = 0; i < LE32_TO_CPU(pkg_hdr->seg_count); i++) {
884 struct ice_generic_seg_hdr *seg;
886 seg = (struct ice_generic_seg_hdr *)
887 ((u8 *)pkg_hdr + LE32_TO_CPU(pkg_hdr->seg_offset[i]));
889 if (LE32_TO_CPU(seg->seg_type) == seg_type)
898 * @hw: pointer to the hardware structure
899 * @bufs: pointer to an array of buffers
900 * @count: the number of buffers in the array
902 * Obtains change lock and updates package.
905 ice_update_pkg(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
907 enum ice_status status;
910 status = ice_acquire_change_lock(hw, ICE_RES_WRITE);
914 for (i = 0; i < count; i++) {
915 bool last = ((i + 1) == count);
917 struct ice_buf_hdr *bh = (struct ice_buf_hdr *)(bufs + i);
919 status = ice_aq_update_pkg(hw, bh, LE16_TO_CPU(bh->data_end),
920 last, &offset, &info, NULL);
923 ice_debug(hw, ICE_DBG_PKG,
924 "Update pkg failed: err %d off %d inf %d\n",
925 status, offset, info);
930 ice_release_change_lock(hw);
937 * @hw: pointer to the hardware structure
938 * @bufs: pointer to an array of buffers
939 * @count: the number of buffers in the array
941 * Obtains global config lock and downloads the package configuration buffers
942 * to the firmware. Metadata buffers are skipped, and the first metadata buffer
943 * found indicates that the rest of the buffers are all metadata buffers.
945 static enum ice_status
946 ice_dwnld_cfg_bufs(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
948 enum ice_status status;
949 struct ice_buf_hdr *bh;
953 return ICE_ERR_PARAM;
955 /* If the first buffer's first section has its metadata bit set
956 * then there are no buffers to be downloaded, and the operation is
957 * considered a success.
959 bh = (struct ice_buf_hdr *)bufs;
960 if (LE32_TO_CPU(bh->section_entry[0].type) & ICE_METADATA_BUF)
963 /* reset pkg_dwnld_status in case this function is called in the
966 hw->pkg_dwnld_status = ICE_AQ_RC_OK;
968 status = ice_acquire_global_cfg_lock(hw, ICE_RES_WRITE);
970 if (status == ICE_ERR_AQ_NO_WORK)
971 hw->pkg_dwnld_status = ICE_AQ_RC_EEXIST;
973 hw->pkg_dwnld_status = hw->adminq.sq_last_status;
977 for (i = 0; i < count; i++) {
978 bool last = ((i + 1) == count);
981 /* check next buffer for metadata flag */
982 bh = (struct ice_buf_hdr *)(bufs + i + 1);
984 /* A set metadata flag in the next buffer will signal
985 * that the current buffer will be the last buffer
988 if (LE16_TO_CPU(bh->section_count))
989 if (LE32_TO_CPU(bh->section_entry[0].type) &
994 bh = (struct ice_buf_hdr *)(bufs + i);
996 status = ice_aq_download_pkg(hw, bh, ICE_PKG_BUF_SIZE, last,
997 &offset, &info, NULL);
999 /* Save AQ status from download package */
1000 hw->pkg_dwnld_status = hw->adminq.sq_last_status;
1002 ice_debug(hw, ICE_DBG_PKG,
1003 "Pkg download failed: err %d off %d inf %d\n",
1004 status, offset, info);
1012 ice_release_global_cfg_lock(hw);
1018 * ice_aq_get_pkg_info_list
1019 * @hw: pointer to the hardware structure
1020 * @pkg_info: the buffer which will receive the information list
1021 * @buf_size: the size of the pkg_info information buffer
1022 * @cd: pointer to command details structure or NULL
1024 * Get Package Info List (0x0C43)
1026 static enum ice_status
1027 ice_aq_get_pkg_info_list(struct ice_hw *hw,
1028 struct ice_aqc_get_pkg_info_resp *pkg_info,
1029 u16 buf_size, struct ice_sq_cd *cd)
1031 struct ice_aq_desc desc;
1033 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1034 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_pkg_info_list);
1036 return ice_aq_send_cmd(hw, &desc, pkg_info, buf_size, cd);
1041 * @hw: pointer to the hardware structure
1042 * @ice_seg: pointer to the segment of the package to be downloaded
1044 * Handles the download of a complete package.
1046 static enum ice_status
1047 ice_download_pkg(struct ice_hw *hw, struct ice_seg *ice_seg)
1049 struct ice_buf_table *ice_buf_tbl;
1051 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1052 ice_debug(hw, ICE_DBG_PKG, "Segment version: %d.%d.%d.%d\n",
1053 ice_seg->hdr.seg_ver.major, ice_seg->hdr.seg_ver.minor,
1054 ice_seg->hdr.seg_ver.update, ice_seg->hdr.seg_ver.draft);
1056 ice_debug(hw, ICE_DBG_PKG, "Seg: type 0x%X, size %d, name %s\n",
1057 LE32_TO_CPU(ice_seg->hdr.seg_type),
1058 LE32_TO_CPU(ice_seg->hdr.seg_size), ice_seg->hdr.seg_name);
1060 ice_buf_tbl = ice_find_buf_table(ice_seg);
1062 ice_debug(hw, ICE_DBG_PKG, "Seg buf count: %d\n",
1063 LE32_TO_CPU(ice_buf_tbl->buf_count));
1065 return ice_dwnld_cfg_bufs(hw, ice_buf_tbl->buf_array,
1066 LE32_TO_CPU(ice_buf_tbl->buf_count));
1071 * @hw: pointer to the hardware structure
1072 * @pkg_hdr: pointer to the driver's package hdr
1074 * Saves off the package details into the HW structure.
1076 static enum ice_status
1077 ice_init_pkg_info(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr)
1079 struct ice_global_metadata_seg *meta_seg;
1080 struct ice_generic_seg_hdr *seg_hdr;
1082 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1084 return ICE_ERR_PARAM;
1086 meta_seg = (struct ice_global_metadata_seg *)
1087 ice_find_seg_in_pkg(hw, SEGMENT_TYPE_METADATA, pkg_hdr);
1089 hw->pkg_ver = meta_seg->pkg_ver;
1090 ice_memcpy(hw->pkg_name, meta_seg->pkg_name,
1091 sizeof(hw->pkg_name), ICE_NONDMA_TO_NONDMA);
1093 ice_debug(hw, ICE_DBG_PKG, "Pkg: %d.%d.%d.%d, %s\n",
1094 meta_seg->pkg_ver.major, meta_seg->pkg_ver.minor,
1095 meta_seg->pkg_ver.update, meta_seg->pkg_ver.draft,
1096 meta_seg->pkg_name);
1098 ice_debug(hw, ICE_DBG_INIT,
1099 "Did not find metadata segment in driver package\n");
1103 seg_hdr = ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg_hdr);
1105 hw->ice_pkg_ver = seg_hdr->seg_ver;
1106 ice_memcpy(hw->ice_pkg_name, seg_hdr->seg_name,
1107 sizeof(hw->ice_pkg_name), ICE_NONDMA_TO_NONDMA);
1109 ice_debug(hw, ICE_DBG_PKG, "Ice Pkg: %d.%d.%d.%d, %s\n",
1110 seg_hdr->seg_ver.major, seg_hdr->seg_ver.minor,
1111 seg_hdr->seg_ver.update, seg_hdr->seg_ver.draft,
1114 ice_debug(hw, ICE_DBG_INIT,
1115 "Did not find ice segment in driver package\n");
1124 * @hw: pointer to the hardware structure
1126 * Store details of the package currently loaded in HW into the HW structure.
1128 static enum ice_status ice_get_pkg_info(struct ice_hw *hw)
1130 struct ice_aqc_get_pkg_info_resp *pkg_info;
1131 enum ice_status status;
1135 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1137 size = sizeof(*pkg_info) + (sizeof(pkg_info->pkg_info[0]) *
1139 pkg_info = (struct ice_aqc_get_pkg_info_resp *)ice_malloc(hw, size);
1141 return ICE_ERR_NO_MEMORY;
1143 status = ice_aq_get_pkg_info_list(hw, pkg_info, size, NULL);
1145 goto init_pkg_free_alloc;
1147 for (i = 0; i < LE32_TO_CPU(pkg_info->count); i++) {
1148 #define ICE_PKG_FLAG_COUNT 4
1149 char flags[ICE_PKG_FLAG_COUNT + 1] = { 0 };
1152 if (pkg_info->pkg_info[i].is_active) {
1153 flags[place++] = 'A';
1154 hw->active_pkg_ver = pkg_info->pkg_info[i].ver;
1155 ice_memcpy(hw->active_pkg_name,
1156 pkg_info->pkg_info[i].name,
1157 sizeof(hw->active_pkg_name),
1158 ICE_NONDMA_TO_NONDMA);
1159 hw->active_pkg_in_nvm = pkg_info->pkg_info[i].is_in_nvm;
1161 if (pkg_info->pkg_info[i].is_active_at_boot)
1162 flags[place++] = 'B';
1163 if (pkg_info->pkg_info[i].is_modified)
1164 flags[place++] = 'M';
1165 if (pkg_info->pkg_info[i].is_in_nvm)
1166 flags[place++] = 'N';
1168 ice_debug(hw, ICE_DBG_PKG, "Pkg[%d]: %d.%d.%d.%d,%s,%s\n",
1169 i, pkg_info->pkg_info[i].ver.major,
1170 pkg_info->pkg_info[i].ver.minor,
1171 pkg_info->pkg_info[i].ver.update,
1172 pkg_info->pkg_info[i].ver.draft,
1173 pkg_info->pkg_info[i].name, flags);
1176 init_pkg_free_alloc:
1177 ice_free(hw, pkg_info);
1183 * ice_verify_pkg - verify package
1184 * @pkg: pointer to the package buffer
1185 * @len: size of the package buffer
1187 * Verifies various attributes of the package file, including length, format
1188 * version, and the requirement of at least one segment.
1190 static enum ice_status ice_verify_pkg(struct ice_pkg_hdr *pkg, u32 len)
1195 if (len < sizeof(*pkg))
1196 return ICE_ERR_BUF_TOO_SHORT;
1198 if (pkg->format_ver.major != ICE_PKG_FMT_VER_MAJ ||
1199 pkg->format_ver.minor != ICE_PKG_FMT_VER_MNR ||
1200 pkg->format_ver.update != ICE_PKG_FMT_VER_UPD ||
1201 pkg->format_ver.draft != ICE_PKG_FMT_VER_DFT)
1204 /* pkg must have at least one segment */
1205 seg_count = LE32_TO_CPU(pkg->seg_count);
1209 /* make sure segment array fits in package length */
1210 if (len < sizeof(*pkg) + ((seg_count - 1) * sizeof(pkg->seg_offset)))
1211 return ICE_ERR_BUF_TOO_SHORT;
1213 /* all segments must fit within length */
1214 for (i = 0; i < seg_count; i++) {
1215 u32 off = LE32_TO_CPU(pkg->seg_offset[i]);
1216 struct ice_generic_seg_hdr *seg;
1218 /* segment header must fit */
1219 if (len < off + sizeof(*seg))
1220 return ICE_ERR_BUF_TOO_SHORT;
1222 seg = (struct ice_generic_seg_hdr *)((u8 *)pkg + off);
1224 /* segment body must fit */
1225 if (len < off + LE32_TO_CPU(seg->seg_size))
1226 return ICE_ERR_BUF_TOO_SHORT;
1233 * ice_free_seg - free package segment pointer
1234 * @hw: pointer to the hardware structure
1236 * Frees the package segment pointer in the proper manner, depending on if the
1237 * segment was allocated or just the passed in pointer was stored.
1239 void ice_free_seg(struct ice_hw *hw)
1242 ice_free(hw, hw->pkg_copy);
1243 hw->pkg_copy = NULL;
1250 * ice_init_fd_mask_regs - initialize Flow Director mask registers
1251 * @hw: pointer to the HW struct
1253 * This function sets up the Flow Director mask registers to allow for complete
1254 * masking off of any of the 24 Field Vector words. After this call, mask 0 will
1255 * mask off all of FV index 0, mask 1 will mask off all of FV index 1, etc.
1257 static void ice_init_fd_mask_regs(struct ice_hw *hw)
1261 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
1262 wr32(hw, GLQF_FDMASK(i), i);
1263 ice_debug(hw, ICE_DBG_INIT, "init fd mask(%d): %x = %x\n", i,
1269 * ice_init_pkg_regs - initialize additional package registers
1270 * @hw: pointer to the hardware structure
1272 static void ice_init_pkg_regs(struct ice_hw *hw)
1274 #define ICE_SW_BLK_INP_MASK_L 0xFFFFFFFF
1275 #define ICE_SW_BLK_INP_MASK_H 0x0000FFFF
1276 #define ICE_SW_BLK_IDX 0
1278 /* setup Switch block input mask, which is 48-bits in two parts */
1279 wr32(hw, GL_PREEXT_L2_PMASK0(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_L);
1280 wr32(hw, GL_PREEXT_L2_PMASK1(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_H);
1281 /* setup default flow director masks */
1282 ice_init_fd_mask_regs(hw);
1286 * ice_chk_pkg_version - check package version for compatibility with driver
1287 * @hw: pointer to the hardware structure
1288 * @pkg_ver: pointer to a version structure to check
1290 * Check to make sure that the package about to be downloaded is compatible with
1291 * the driver. To be compatible, the major and minor components of the package
1292 * version must match our ICE_PKG_SUPP_VER_MAJ and ICE_PKG_SUPP_VER_MNR
1295 static enum ice_status
1296 ice_chk_pkg_version(struct ice_hw *hw, struct ice_pkg_ver *pkg_ver)
1298 if (pkg_ver->major != ICE_PKG_SUPP_VER_MAJ ||
1299 pkg_ver->minor != ICE_PKG_SUPP_VER_MNR) {
1300 ice_info(hw, "ERROR: Incompatible package: %d.%d.%d.%d - requires package version: %d.%d.*.*\n",
1301 pkg_ver->major, pkg_ver->minor, pkg_ver->update,
1302 pkg_ver->draft, ICE_PKG_SUPP_VER_MAJ,
1303 ICE_PKG_SUPP_VER_MNR);
1305 return ICE_ERR_NOT_SUPPORTED;
1312 * ice_init_pkg - initialize/download package
1313 * @hw: pointer to the hardware structure
1314 * @buf: pointer to the package buffer
1315 * @len: size of the package buffer
1317 * This function initializes a package. The package contains HW tables
1318 * required to do packet processing. First, the function extracts package
1319 * information such as version. Then it finds the ice configuration segment
1320 * within the package; this function then saves a copy of the segment pointer
1321 * within the supplied package buffer. Next, the function will cache any hints
1322 * from the package, followed by downloading the package itself. Note, that if
1323 * a previous PF driver has already downloaded the package successfully, then
1324 * the current driver will not have to download the package again.
1326 * The local package contents will be used to query default behavior and to
1327 * update specific sections of the HW's version of the package (e.g. to update
1328 * the parse graph to understand new protocols).
1330 * This function stores a pointer to the package buffer memory, and it is
1331 * expected that the supplied buffer will not be freed immediately. If the
1332 * package buffer needs to be freed, such as when read from a file, use
1333 * ice_copy_and_init_pkg() instead of directly calling ice_init_pkg() in this
1336 enum ice_status ice_init_pkg(struct ice_hw *hw, u8 *buf, u32 len)
1338 struct ice_pkg_hdr *pkg;
1339 enum ice_status status;
1340 struct ice_seg *seg;
1343 return ICE_ERR_PARAM;
1345 pkg = (struct ice_pkg_hdr *)buf;
1346 status = ice_verify_pkg(pkg, len);
1348 ice_debug(hw, ICE_DBG_INIT, "failed to verify pkg (err: %d)\n",
1353 /* initialize package info */
1354 status = ice_init_pkg_info(hw, pkg);
1358 /* before downloading the package, check package version for
1359 * compatibility with driver
1361 status = ice_chk_pkg_version(hw, &hw->pkg_ver);
1365 /* find segment in given package */
1366 seg = (struct ice_seg *)ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg);
1368 ice_debug(hw, ICE_DBG_INIT, "no ice segment in package.\n");
1372 /* initialize package hints and then download package */
1373 ice_init_pkg_hints(hw, seg);
1374 status = ice_download_pkg(hw, seg);
1375 if (status == ICE_ERR_AQ_NO_WORK) {
1376 ice_debug(hw, ICE_DBG_INIT,
1377 "package previously loaded - no work.\n");
1378 status = ICE_SUCCESS;
1381 /* Get information on the package currently loaded in HW, then make sure
1382 * the driver is compatible with this version.
1385 status = ice_get_pkg_info(hw);
1387 status = ice_chk_pkg_version(hw, &hw->active_pkg_ver);
1392 /* on successful package download update other required
1393 * registers to support the package and fill HW tables
1394 * with package content.
1396 ice_init_pkg_regs(hw);
1397 ice_fill_blk_tbls(hw);
1399 ice_debug(hw, ICE_DBG_INIT, "package load failed, %d\n",
1407 * ice_copy_and_init_pkg - initialize/download a copy of the package
1408 * @hw: pointer to the hardware structure
1409 * @buf: pointer to the package buffer
1410 * @len: size of the package buffer
1412 * This function copies the package buffer, and then calls ice_init_pkg() to
1413 * initialize the copied package contents.
1415 * The copying is necessary if the package buffer supplied is constant, or if
1416 * the memory may disappear shortly after calling this function.
1418 * If the package buffer resides in the data segment and can be modified, the
1419 * caller is free to use ice_init_pkg() instead of ice_copy_and_init_pkg().
1421 * However, if the package buffer needs to be copied first, such as when being
1422 * read from a file, the caller should use ice_copy_and_init_pkg().
1424 * This function will first copy the package buffer, before calling
1425 * ice_init_pkg(). The caller is free to immediately destroy the original
1426 * package buffer, as the new copy will be managed by this function and
1429 enum ice_status ice_copy_and_init_pkg(struct ice_hw *hw, const u8 *buf, u32 len)
1431 enum ice_status status;
1435 return ICE_ERR_PARAM;
1437 buf_copy = (u8 *)ice_memdup(hw, buf, len, ICE_NONDMA_TO_NONDMA);
1439 status = ice_init_pkg(hw, buf_copy, len);
1441 /* Free the copy, since we failed to initialize the package */
1442 ice_free(hw, buf_copy);
1444 /* Track the copied pkg so we can free it later */
1445 hw->pkg_copy = buf_copy;
1454 * @hw: pointer to the HW structure
1456 * Allocates a package buffer and returns a pointer to the buffer header.
1457 * Note: all package contents must be in Little Endian form.
1459 static struct ice_buf_build *ice_pkg_buf_alloc(struct ice_hw *hw)
1461 struct ice_buf_build *bld;
1462 struct ice_buf_hdr *buf;
1464 bld = (struct ice_buf_build *)ice_malloc(hw, sizeof(*bld));
1468 buf = (struct ice_buf_hdr *)bld;
1469 buf->data_end = CPU_TO_LE16(sizeof(*buf) -
1470 sizeof(buf->section_entry[0]));
1476 * @sect_type: section type
1477 * @section: pointer to section
1478 * @index: index of the field vector entry to be returned
1479 * @offset: ptr to variable that receives the offset in the field vector table
1481 * This is a callback function that can be passed to ice_pkg_enum_entry.
1482 * This function treats the given section as of type ice_sw_fv_section and
1483 * enumerates offset field. "offset" is an index into the field vector
1487 ice_sw_fv_handler(u32 sect_type, void *section, u32 index, u32 *offset)
1489 struct ice_sw_fv_section *fv_section =
1490 (struct ice_sw_fv_section *)section;
1492 if (!section || sect_type != ICE_SID_FLD_VEC_SW)
1494 if (index >= LE16_TO_CPU(fv_section->count))
1497 /* "index" passed in to this function is relative to a given
1498 * 4k block. To get to the true index into the field vector
1499 * table need to add the relative index to the base_offset
1500 * field of this section
1502 *offset = LE16_TO_CPU(fv_section->base_offset) + index;
1503 return fv_section->fv + index;
1507 * ice_get_sw_prof_type - determine switch profile type
1508 * @hw: pointer to the HW structure
1509 * @fv: pointer to the switch field vector
1511 static enum ice_prof_type
1512 ice_get_sw_prof_type(struct ice_hw *hw, struct ice_fv *fv)
1516 for (i = 0; i < hw->blk[ICE_BLK_SW].es.fvw; i++) {
1517 /* UDP tunnel will have UDP_OF protocol ID and VNI offset */
1518 if (fv->ew[i].prot_id == (u8)ICE_PROT_UDP_OF &&
1519 fv->ew[i].off == ICE_VNI_OFFSET)
1520 return ICE_PROF_TUN_UDP;
1522 /* GRE tunnel will have GRE protocol */
1523 if (fv->ew[i].prot_id == (u8)ICE_PROT_GRE_OF)
1524 return ICE_PROF_TUN_GRE;
1526 /* PPPOE tunnel will have PPPOE protocol */
1527 if (fv->ew[i].prot_id == (u8)ICE_PROT_PPPOE)
1528 return ICE_PROF_TUN_PPPOE;
1531 return ICE_PROF_NON_TUN;
1535 * ice_get_sw_fv_bitmap - Get switch field vector bitmap based on profile type
1536 * @hw: pointer to hardware structure
1537 * @type: type of profiles requested
1538 * @bm: pointer to memory for returning the bitmap of field vectors
1541 ice_get_sw_fv_bitmap(struct ice_hw *hw, enum ice_prof_type type,
1544 struct ice_pkg_enum state;
1545 struct ice_seg *ice_seg;
1548 if (type == ICE_PROF_ALL) {
1551 for (i = 0; i < ICE_MAX_NUM_PROFILES; i++)
1556 ice_zero_bitmap(bm, ICE_MAX_NUM_PROFILES);
1560 enum ice_prof_type prof_type;
1563 fv = (struct ice_fv *)
1564 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1565 &offset, ice_sw_fv_handler);
1569 /* Determine field vector type */
1570 prof_type = ice_get_sw_prof_type(hw, fv);
1572 if (type & prof_type)
1573 ice_set_bit((u16)offset, bm);
1579 * ice_get_sw_fv_list
1580 * @hw: pointer to the HW structure
1581 * @prot_ids: field vector to search for with a given protocol ID
1582 * @ids_cnt: lookup/protocol count
1583 * @bm: bitmap of field vectors to consider
1584 * @fv_list: Head of a list
1586 * Finds all the field vector entries from switch block that contain
1587 * a given protocol ID and returns a list of structures of type
1588 * "ice_sw_fv_list_entry". Every structure in the list has a field vector
1589 * definition and profile ID information
1590 * NOTE: The caller of the function is responsible for freeing the memory
1591 * allocated for every list entry.
1594 ice_get_sw_fv_list(struct ice_hw *hw, u16 *prot_ids, u8 ids_cnt,
1595 ice_bitmap_t *bm, struct LIST_HEAD_TYPE *fv_list)
1597 struct ice_sw_fv_list_entry *fvl;
1598 struct ice_sw_fv_list_entry *tmp;
1599 struct ice_pkg_enum state;
1600 struct ice_seg *ice_seg;
1604 if (!ids_cnt || !hw->seg)
1605 return ICE_ERR_PARAM;
1611 fv = (struct ice_fv *)
1612 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1613 &offset, ice_sw_fv_handler);
1618 /* If field vector is not in the bitmap list, then skip this
1621 if (!ice_is_bit_set(bm, (u16)offset))
1624 for (i = 0; i < ids_cnt; i++) {
1627 /* This code assumes that if a switch field vector line
1628 * has a matching protocol, then this line will contain
1629 * the entries necessary to represent every field in
1630 * that protocol header.
1632 for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
1633 if (fv->ew[j].prot_id == prot_ids[i])
1635 if (j >= hw->blk[ICE_BLK_SW].es.fvw)
1637 if (i + 1 == ids_cnt) {
1638 fvl = (struct ice_sw_fv_list_entry *)
1639 ice_malloc(hw, sizeof(*fvl));
1643 fvl->profile_id = offset;
1644 LIST_ADD(&fvl->list_entry, fv_list);
1649 if (LIST_EMPTY(fv_list))
1654 LIST_FOR_EACH_ENTRY_SAFE(fvl, tmp, fv_list, ice_sw_fv_list_entry,
1656 LIST_DEL(&fvl->list_entry);
1660 return ICE_ERR_NO_MEMORY;
1665 * @hw: pointer to the HW structure
1666 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1668 * Frees a package buffer
1670 static void ice_pkg_buf_free(struct ice_hw *hw, struct ice_buf_build *bld)
1676 * ice_pkg_buf_reserve_section
1677 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1678 * @count: the number of sections to reserve
1680 * Reserves one or more section table entries in a package buffer. This routine
1681 * can be called multiple times as long as they are made before calling
1682 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1683 * is called once, the number of sections that can be allocated will not be able
1684 * to be increased; not using all reserved sections is fine, but this will
1685 * result in some wasted space in the buffer.
1686 * Note: all package contents must be in Little Endian form.
1688 static enum ice_status
1689 ice_pkg_buf_reserve_section(struct ice_buf_build *bld, u16 count)
1691 struct ice_buf_hdr *buf;
1696 return ICE_ERR_PARAM;
1698 buf = (struct ice_buf_hdr *)&bld->buf;
1700 /* already an active section, can't increase table size */
1701 section_count = LE16_TO_CPU(buf->section_count);
1702 if (section_count > 0)
1705 if (bld->reserved_section_table_entries + count > ICE_MAX_S_COUNT)
1707 bld->reserved_section_table_entries += count;
1709 data_end = LE16_TO_CPU(buf->data_end) +
1710 (count * sizeof(buf->section_entry[0]));
1711 buf->data_end = CPU_TO_LE16(data_end);
1717 * ice_pkg_buf_alloc_section
1718 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1719 * @type: the section type value
1720 * @size: the size of the section to reserve (in bytes)
1722 * Reserves memory in the buffer for a section's content and updates the
1723 * buffers' status accordingly. This routine returns a pointer to the first
1724 * byte of the section start within the buffer, which is used to fill in the
1726 * Note: all package contents must be in Little Endian form.
1729 ice_pkg_buf_alloc_section(struct ice_buf_build *bld, u32 type, u16 size)
1731 struct ice_buf_hdr *buf;
1735 if (!bld || !type || !size)
1738 buf = (struct ice_buf_hdr *)&bld->buf;
1740 /* check for enough space left in buffer */
1741 data_end = LE16_TO_CPU(buf->data_end);
1743 /* section start must align on 4 byte boundary */
1744 data_end = ICE_ALIGN(data_end, 4);
1746 if ((data_end + size) > ICE_MAX_S_DATA_END)
1749 /* check for more available section table entries */
1750 sect_count = LE16_TO_CPU(buf->section_count);
1751 if (sect_count < bld->reserved_section_table_entries) {
1752 void *section_ptr = ((u8 *)buf) + data_end;
1754 buf->section_entry[sect_count].offset = CPU_TO_LE16(data_end);
1755 buf->section_entry[sect_count].size = CPU_TO_LE16(size);
1756 buf->section_entry[sect_count].type = CPU_TO_LE32(type);
1759 buf->data_end = CPU_TO_LE16(data_end);
1761 buf->section_count = CPU_TO_LE16(sect_count + 1);
1765 /* no free section table entries */
1770 * ice_pkg_buf_get_active_sections
1771 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1773 * Returns the number of active sections. Before using the package buffer
1774 * in an update package command, the caller should make sure that there is at
1775 * least one active section - otherwise, the buffer is not legal and should
1777 * Note: all package contents must be in Little Endian form.
1779 static u16 ice_pkg_buf_get_active_sections(struct ice_buf_build *bld)
1781 struct ice_buf_hdr *buf;
1786 buf = (struct ice_buf_hdr *)&bld->buf;
1787 return LE16_TO_CPU(buf->section_count);
1791 * ice_pkg_buf_header
1792 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1794 * Return a pointer to the buffer's header
1796 static struct ice_buf *ice_pkg_buf(struct ice_buf_build *bld)
1805 * ice_tunnel_port_in_use
1806 * @hw: pointer to the HW structure
1807 * @port: port to search for
1808 * @index: optionally returns index
1810 * Returns whether a port is already in use as a tunnel, and optionally its
1813 bool ice_tunnel_port_in_use(struct ice_hw *hw, u16 port, u16 *index)
1817 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1818 if (hw->tnl.tbl[i].in_use && hw->tnl.tbl[i].port == port) {
1828 * ice_tunnel_get_type
1829 * @hw: pointer to the HW structure
1830 * @port: port to search for
1831 * @type: returns tunnel index
1833 * For a given port number, will return the type of tunnel.
1836 ice_tunnel_get_type(struct ice_hw *hw, u16 port, enum ice_tunnel_type *type)
1840 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1841 if (hw->tnl.tbl[i].in_use && hw->tnl.tbl[i].port == port) {
1842 *type = hw->tnl.tbl[i].type;
1850 * ice_find_free_tunnel_entry
1851 * @hw: pointer to the HW structure
1852 * @type: tunnel type
1853 * @index: optionally returns index
1855 * Returns whether there is a free tunnel entry, and optionally its index
1858 ice_find_free_tunnel_entry(struct ice_hw *hw, enum ice_tunnel_type type,
1863 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1864 if (hw->tnl.tbl[i].valid && !hw->tnl.tbl[i].in_use &&
1865 hw->tnl.tbl[i].type == type) {
1875 * ice_get_tunnel_port - retrieve an open tunnel port
1876 * @hw: pointer to the HW structure
1877 * @type: tunnel type (TNL_ALL will return any open port)
1878 * @port: returns open port
1881 ice_get_open_tunnel_port(struct ice_hw *hw, enum ice_tunnel_type type,
1886 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1887 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
1888 (type == TNL_ALL || hw->tnl.tbl[i].type == type)) {
1889 *port = hw->tnl.tbl[i].port;
1898 * @hw: pointer to the HW structure
1899 * @type: type of tunnel
1900 * @port: port to use for vxlan tunnel
1905 ice_create_tunnel(struct ice_hw *hw, enum ice_tunnel_type type, u16 port)
1907 struct ice_boost_tcam_section *sect_rx, *sect_tx;
1908 enum ice_status status = ICE_ERR_MAX_LIMIT;
1909 struct ice_buf_build *bld;
1912 if (ice_tunnel_port_in_use(hw, port, NULL))
1913 return ICE_ERR_ALREADY_EXISTS;
1915 if (!ice_find_free_tunnel_entry(hw, type, &index))
1916 return ICE_ERR_OUT_OF_RANGE;
1918 bld = ice_pkg_buf_alloc(hw);
1920 return ICE_ERR_NO_MEMORY;
1922 /* allocate 2 sections, one for Rx parser, one for Tx parser */
1923 if (ice_pkg_buf_reserve_section(bld, 2))
1924 goto ice_create_tunnel_err;
1926 sect_rx = (struct ice_boost_tcam_section *)
1927 ice_pkg_buf_alloc_section(bld, ICE_SID_RXPARSER_BOOST_TCAM,
1930 goto ice_create_tunnel_err;
1931 sect_rx->count = CPU_TO_LE16(1);
1933 sect_tx = (struct ice_boost_tcam_section *)
1934 ice_pkg_buf_alloc_section(bld, ICE_SID_TXPARSER_BOOST_TCAM,
1937 goto ice_create_tunnel_err;
1938 sect_tx->count = CPU_TO_LE16(1);
1940 /* copy original boost entry to update package buffer */
1941 ice_memcpy(sect_rx->tcam, hw->tnl.tbl[index].boost_entry,
1942 sizeof(*sect_rx->tcam), ICE_NONDMA_TO_NONDMA);
1944 /* over-write the never-match dest port key bits with the encoded port
1947 ice_set_key((u8 *)§_rx->tcam[0].key, sizeof(sect_rx->tcam[0].key),
1948 (u8 *)&port, NULL, NULL, NULL,
1949 offsetof(struct ice_boost_key_value, hv_dst_port_key),
1950 sizeof(sect_rx->tcam[0].key.key.hv_dst_port_key));
1952 /* exact copy of entry to Tx section entry */
1953 ice_memcpy(sect_tx->tcam, sect_rx->tcam, sizeof(*sect_tx->tcam),
1954 ICE_NONDMA_TO_NONDMA);
1956 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
1958 hw->tnl.tbl[index].port = port;
1959 hw->tnl.tbl[index].in_use = true;
1962 ice_create_tunnel_err:
1963 ice_pkg_buf_free(hw, bld);
1969 * ice_destroy_tunnel
1970 * @hw: pointer to the HW structure
1971 * @port: port of tunnel to destroy (ignored if the all parameter is true)
1972 * @all: flag that states to destroy all tunnels
1974 * Destroys a tunnel or all tunnels by creating an update package buffer
1975 * targeting the specific updates requested and then performing an update
1978 enum ice_status ice_destroy_tunnel(struct ice_hw *hw, u16 port, bool all)
1980 struct ice_boost_tcam_section *sect_rx, *sect_tx;
1981 enum ice_status status = ICE_ERR_MAX_LIMIT;
1982 struct ice_buf_build *bld;
1987 /* determine count */
1988 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1989 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
1990 (all || hw->tnl.tbl[i].port == port))
1994 return ICE_ERR_PARAM;
1996 /* size of section - there is at least one entry */
1997 size = (count - 1) * sizeof(*sect_rx->tcam) + sizeof(*sect_rx);
1999 bld = ice_pkg_buf_alloc(hw);
2001 return ICE_ERR_NO_MEMORY;
2003 /* allocate 2 sections, one for Rx parser, one for Tx parser */
2004 if (ice_pkg_buf_reserve_section(bld, 2))
2005 goto ice_destroy_tunnel_err;
2007 sect_rx = (struct ice_boost_tcam_section *)
2008 ice_pkg_buf_alloc_section(bld, ICE_SID_RXPARSER_BOOST_TCAM,
2011 goto ice_destroy_tunnel_err;
2012 sect_rx->count = CPU_TO_LE16(1);
2014 sect_tx = (struct ice_boost_tcam_section *)
2015 ice_pkg_buf_alloc_section(bld, ICE_SID_TXPARSER_BOOST_TCAM,
2018 goto ice_destroy_tunnel_err;
2019 sect_tx->count = CPU_TO_LE16(1);
2021 /* copy original boost entry to update package buffer, one copy to Rx
2022 * section, another copy to the Tx section
2024 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2025 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
2026 (all || hw->tnl.tbl[i].port == port)) {
2027 ice_memcpy(sect_rx->tcam + i,
2028 hw->tnl.tbl[i].boost_entry,
2029 sizeof(*sect_rx->tcam),
2030 ICE_NONDMA_TO_NONDMA);
2031 ice_memcpy(sect_tx->tcam + i,
2032 hw->tnl.tbl[i].boost_entry,
2033 sizeof(*sect_tx->tcam),
2034 ICE_NONDMA_TO_NONDMA);
2035 hw->tnl.tbl[i].marked = true;
2038 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
2040 for (i = 0; i < hw->tnl.count &&
2041 i < ICE_TUNNEL_MAX_ENTRIES; i++)
2042 if (hw->tnl.tbl[i].marked) {
2043 hw->tnl.tbl[i].port = 0;
2044 hw->tnl.tbl[i].in_use = false;
2045 hw->tnl.tbl[i].marked = false;
2048 ice_destroy_tunnel_err:
2049 ice_pkg_buf_free(hw, bld);
2055 * ice_find_prot_off - find prot ID and offset pair, based on prof and FV index
2056 * @hw: pointer to the hardware structure
2057 * @blk: hardware block
2059 * @fv_idx: field vector word index
2060 * @prot: variable to receive the protocol ID
2061 * @off: variable to receive the protocol offset
2064 ice_find_prot_off(struct ice_hw *hw, enum ice_block blk, u8 prof, u8 fv_idx,
2067 struct ice_fv_word *fv_ext;
2069 if (prof >= hw->blk[blk].es.count)
2070 return ICE_ERR_PARAM;
2072 if (fv_idx >= hw->blk[blk].es.fvw)
2073 return ICE_ERR_PARAM;
2075 fv_ext = hw->blk[blk].es.t + (prof * hw->blk[blk].es.fvw);
2077 *prot = fv_ext[fv_idx].prot_id;
2078 *off = fv_ext[fv_idx].off;
2083 /* PTG Management */
2086 * ice_ptg_find_ptype - Search for packet type group using packet type (ptype)
2087 * @hw: pointer to the hardware structure
2089 * @ptype: the ptype to search for
2090 * @ptg: pointer to variable that receives the PTG
2092 * This function will search the PTGs for a particular ptype, returning the
2093 * PTG ID that contains it through the ptg parameter, with the value of
2094 * ICE_DEFAULT_PTG (0) meaning it is part the default PTG.
2096 static enum ice_status
2097 ice_ptg_find_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg)
2099 if (ptype >= ICE_XLT1_CNT || !ptg)
2100 return ICE_ERR_PARAM;
2102 *ptg = hw->blk[blk].xlt1.ptypes[ptype].ptg;
2107 * ice_ptg_alloc_val - Allocates a new packet type group ID by value
2108 * @hw: pointer to the hardware structure
2110 * @ptg: the ptg to allocate
2112 * This function allocates a given packet type group ID specified by the ptg
2116 void ice_ptg_alloc_val(struct ice_hw *hw, enum ice_block blk, u8 ptg)
2118 hw->blk[blk].xlt1.ptg_tbl[ptg].in_use = true;
2122 * ice_ptg_remove_ptype - Removes ptype from a particular packet type group
2123 * @hw: pointer to the hardware structure
2125 * @ptype: the ptype to remove
2126 * @ptg: the ptg to remove the ptype from
2128 * This function will remove the ptype from the specific ptg, and move it to
2129 * the default PTG (ICE_DEFAULT_PTG).
2131 static enum ice_status
2132 ice_ptg_remove_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2134 struct ice_ptg_ptype **ch;
2135 struct ice_ptg_ptype *p;
2137 if (ptype > ICE_XLT1_CNT - 1)
2138 return ICE_ERR_PARAM;
2140 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use)
2141 return ICE_ERR_DOES_NOT_EXIST;
2143 /* Should not happen if .in_use is set, bad config */
2144 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype)
2147 /* find the ptype within this PTG, and bypass the link over it */
2148 p = hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2149 ch = &hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2151 if (ptype == (p - hw->blk[blk].xlt1.ptypes)) {
2152 *ch = p->next_ptype;
2156 ch = &p->next_ptype;
2160 hw->blk[blk].xlt1.ptypes[ptype].ptg = ICE_DEFAULT_PTG;
2161 hw->blk[blk].xlt1.ptypes[ptype].next_ptype = NULL;
2167 * ice_ptg_add_mv_ptype - Adds/moves ptype to a particular packet type group
2168 * @hw: pointer to the hardware structure
2170 * @ptype: the ptype to add or move
2171 * @ptg: the ptg to add or move the ptype to
2173 * This function will either add or move a ptype to a particular PTG depending
2174 * on if the ptype is already part of another group. Note that using a
2175 * a destination PTG ID of ICE_DEFAULT_PTG (0) will move the ptype to the
2178 static enum ice_status
2179 ice_ptg_add_mv_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2181 enum ice_status status;
2184 if (ptype > ICE_XLT1_CNT - 1)
2185 return ICE_ERR_PARAM;
2187 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use && ptg != ICE_DEFAULT_PTG)
2188 return ICE_ERR_DOES_NOT_EXIST;
2190 status = ice_ptg_find_ptype(hw, blk, ptype, &original_ptg);
2194 /* Is ptype already in the correct PTG? */
2195 if (original_ptg == ptg)
2198 /* Remove from original PTG and move back to the default PTG */
2199 if (original_ptg != ICE_DEFAULT_PTG)
2200 ice_ptg_remove_ptype(hw, blk, ptype, original_ptg);
2202 /* Moving to default PTG? Then we're done with this request */
2203 if (ptg == ICE_DEFAULT_PTG)
2206 /* Add ptype to PTG at beginning of list */
2207 hw->blk[blk].xlt1.ptypes[ptype].next_ptype =
2208 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2209 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype =
2210 &hw->blk[blk].xlt1.ptypes[ptype];
2212 hw->blk[blk].xlt1.ptypes[ptype].ptg = ptg;
2213 hw->blk[blk].xlt1.t[ptype] = ptg;
2218 /* Block / table size info */
2219 struct ice_blk_size_details {
2220 u16 xlt1; /* # XLT1 entries */
2221 u16 xlt2; /* # XLT2 entries */
2222 u16 prof_tcam; /* # profile ID TCAM entries */
2223 u16 prof_id; /* # profile IDs */
2224 u8 prof_cdid_bits; /* # cdid one-hot bits used in key */
2225 u16 prof_redir; /* # profile redirection entries */
2226 u16 es; /* # extraction sequence entries */
2227 u16 fvw; /* # field vector words */
2228 u8 overwrite; /* overwrite existing entries allowed */
2229 u8 reverse; /* reverse FV order */
2232 static const struct ice_blk_size_details blk_sizes[ICE_BLK_COUNT] = {
2235 * XLT1 - Number of entries in XLT1 table
2236 * XLT2 - Number of entries in XLT2 table
2237 * TCAM - Number of entries Profile ID TCAM table
2238 * CDID - Control Domain ID of the hardware block
2239 * PRED - Number of entries in the Profile Redirection Table
2240 * FV - Number of entries in the Field Vector
2241 * FVW - Width (in WORDs) of the Field Vector
2242 * OVR - Overwrite existing table entries
2245 /* XLT1 , XLT2 ,TCAM, PID,CDID,PRED, FV, FVW */
2246 /* Overwrite , Reverse FV */
2247 /* SW */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 256, 0, 256, 256, 48,
2249 /* ACL */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 32,
2251 /* FD */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2253 /* RSS */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2255 /* PE */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 64, 32, 0, 32, 32, 24,
2260 ICE_SID_XLT1_OFF = 0,
2263 ICE_SID_PR_REDIR_OFF,
2268 /* Characteristic handling */
2271 * ice_match_prop_lst - determine if properties of two lists match
2272 * @list1: first properties list
2273 * @list2: second properties list
2275 * Count, cookies and the order must match in order to be considered equivalent.
2278 ice_match_prop_lst(struct LIST_HEAD_TYPE *list1, struct LIST_HEAD_TYPE *list2)
2280 struct ice_vsig_prof *tmp1;
2281 struct ice_vsig_prof *tmp2;
2285 /* compare counts */
2286 LIST_FOR_EACH_ENTRY(tmp1, list1, ice_vsig_prof, list) {
2289 LIST_FOR_EACH_ENTRY(tmp2, list2, ice_vsig_prof, list) {
2292 if (!count || count != chk_count)
2295 tmp1 = LIST_FIRST_ENTRY(list1, struct ice_vsig_prof, list);
2296 tmp2 = LIST_FIRST_ENTRY(list2, struct ice_vsig_prof, list);
2298 /* profile cookies must compare, and in the exact same order to take
2299 * into account priority
2302 if (tmp2->profile_cookie != tmp1->profile_cookie)
2305 tmp1 = LIST_NEXT_ENTRY(tmp1, struct ice_vsig_prof, list);
2306 tmp2 = LIST_NEXT_ENTRY(tmp2, struct ice_vsig_prof, list);
2312 /* VSIG Management */
2315 * ice_vsig_find_vsi - find a VSIG that contains a specified VSI
2316 * @hw: pointer to the hardware structure
2318 * @vsi: VSI of interest
2319 * @vsig: pointer to receive the VSI group
2321 * This function will lookup the VSI entry in the XLT2 list and return
2322 * the VSI group its associated with.
2325 ice_vsig_find_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 *vsig)
2327 if (!vsig || vsi >= ICE_MAX_VSI)
2328 return ICE_ERR_PARAM;
2330 /* As long as there's a default or valid VSIG associated with the input
2331 * VSI, the functions returns a success. Any handling of VSIG will be
2332 * done by the following add, update or remove functions.
2334 *vsig = hw->blk[blk].xlt2.vsis[vsi].vsig;
2340 * ice_vsig_alloc_val - allocate a new VSIG by value
2341 * @hw: pointer to the hardware structure
2343 * @vsig: the vsig to allocate
2345 * This function will allocate a given VSIG specified by the vsig parameter.
2347 static u16 ice_vsig_alloc_val(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2349 u16 idx = vsig & ICE_VSIG_IDX_M;
2351 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use) {
2352 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2353 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = true;
2356 return ICE_VSIG_VALUE(idx, hw->pf_id);
2360 * ice_vsig_alloc - Finds a free entry and allocates a new VSIG
2361 * @hw: pointer to the hardware structure
2364 * This function will iterate through the VSIG list and mark the first
2365 * unused entry for the new VSIG entry as used and return that value.
2367 static u16 ice_vsig_alloc(struct ice_hw *hw, enum ice_block blk)
2371 for (i = 1; i < ICE_MAX_VSIGS; i++)
2372 if (!hw->blk[blk].xlt2.vsig_tbl[i].in_use)
2373 return ice_vsig_alloc_val(hw, blk, i);
2375 return ICE_DEFAULT_VSIG;
2379 * ice_find_dup_props_vsig - find VSI group with a specified set of properties
2380 * @hw: pointer to the hardware structure
2382 * @chs: characteristic list
2383 * @vsig: returns the VSIG with the matching profiles, if found
2385 * Each VSIG is associated with a characteristic set; i.e. all VSIs under
2386 * a group have the same characteristic set. To check if there exists a VSIG
2387 * which has the same characteristics as the input characteristics; this
2388 * function will iterate through the XLT2 list and return the VSIG that has a
2389 * matching configuration. In order to make sure that priorities are accounted
2390 * for, the list must match exactly, including the order in which the
2391 * characteristics are listed.
2393 static enum ice_status
2394 ice_find_dup_props_vsig(struct ice_hw *hw, enum ice_block blk,
2395 struct LIST_HEAD_TYPE *chs, u16 *vsig)
2397 struct ice_xlt2 *xlt2 = &hw->blk[blk].xlt2;
2400 for (i = 0; i < xlt2->count; i++) {
2401 if (xlt2->vsig_tbl[i].in_use &&
2402 ice_match_prop_lst(chs, &xlt2->vsig_tbl[i].prop_lst)) {
2403 *vsig = ICE_VSIG_VALUE(i, hw->pf_id);
2408 return ICE_ERR_DOES_NOT_EXIST;
2412 * ice_vsig_free - free VSI group
2413 * @hw: pointer to the hardware structure
2415 * @vsig: VSIG to remove
2417 * The function will remove all VSIs associated with the input VSIG and move
2418 * them to the DEFAULT_VSIG and mark the VSIG available.
2420 static enum ice_status
2421 ice_vsig_free(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2423 struct ice_vsig_prof *dtmp, *del;
2424 struct ice_vsig_vsi *vsi_cur;
2427 idx = vsig & ICE_VSIG_IDX_M;
2428 if (idx >= ICE_MAX_VSIGS)
2429 return ICE_ERR_PARAM;
2431 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2432 return ICE_ERR_DOES_NOT_EXIST;
2434 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = false;
2436 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2437 /* If the VSIG has at least 1 VSI then iterate through the
2438 * list and remove the VSIs before deleting the group.
2441 /* remove all vsis associated with this VSIG XLT2 entry */
2443 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
2445 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2446 vsi_cur->changed = 1;
2447 vsi_cur->next_vsi = NULL;
2451 /* NULL terminate head of VSI list */
2452 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi = NULL;
2455 /* free characteristic list */
2456 LIST_FOR_EACH_ENTRY_SAFE(del, dtmp,
2457 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
2458 ice_vsig_prof, list) {
2459 LIST_DEL(&del->list);
2463 /* if VSIG characteristic list was cleared for reset
2464 * re-initialize the list head
2466 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2472 * ice_vsig_remove_vsi - remove VSI from VSIG
2473 * @hw: pointer to the hardware structure
2475 * @vsi: VSI to remove
2476 * @vsig: VSI group to remove from
2478 * The function will remove the input VSI from its VSI group and move it
2479 * to the DEFAULT_VSIG.
2481 static enum ice_status
2482 ice_vsig_remove_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2484 struct ice_vsig_vsi **vsi_head, *vsi_cur, *vsi_tgt;
2487 idx = vsig & ICE_VSIG_IDX_M;
2489 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2490 return ICE_ERR_PARAM;
2492 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2493 return ICE_ERR_DOES_NOT_EXIST;
2495 /* entry already in default VSIG, don't have to remove */
2496 if (idx == ICE_DEFAULT_VSIG)
2499 vsi_head = &hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2503 vsi_tgt = &hw->blk[blk].xlt2.vsis[vsi];
2504 vsi_cur = (*vsi_head);
2506 /* iterate the VSI list, skip over the entry to be removed */
2508 if (vsi_tgt == vsi_cur) {
2509 (*vsi_head) = vsi_cur->next_vsi;
2512 vsi_head = &vsi_cur->next_vsi;
2513 vsi_cur = vsi_cur->next_vsi;
2516 /* verify if VSI was removed from group list */
2518 return ICE_ERR_DOES_NOT_EXIST;
2520 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2521 vsi_cur->changed = 1;
2522 vsi_cur->next_vsi = NULL;
2528 * ice_vsig_add_mv_vsi - add or move a VSI to a VSI group
2529 * @hw: pointer to the hardware structure
2532 * @vsig: destination VSI group
2534 * This function will move or add the input VSI to the target VSIG.
2535 * The function will find the original VSIG the VSI belongs to and
2536 * move the entry to the DEFAULT_VSIG, update the original VSIG and
2537 * then move entry to the new VSIG.
2539 static enum ice_status
2540 ice_vsig_add_mv_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2542 struct ice_vsig_vsi *tmp;
2543 enum ice_status status;
2546 idx = vsig & ICE_VSIG_IDX_M;
2548 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2549 return ICE_ERR_PARAM;
2551 /* if VSIG not in use and VSIG is not default type this VSIG
2554 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use &&
2555 vsig != ICE_DEFAULT_VSIG)
2556 return ICE_ERR_DOES_NOT_EXIST;
2558 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
2562 /* no update required if vsigs match */
2563 if (orig_vsig == vsig)
2566 if (orig_vsig != ICE_DEFAULT_VSIG) {
2567 /* remove entry from orig_vsig and add to default VSIG */
2568 status = ice_vsig_remove_vsi(hw, blk, vsi, orig_vsig);
2573 if (idx == ICE_DEFAULT_VSIG)
2576 /* Create VSI entry and add VSIG and prop_mask values */
2577 hw->blk[blk].xlt2.vsis[vsi].vsig = vsig;
2578 hw->blk[blk].xlt2.vsis[vsi].changed = 1;
2580 /* Add new entry to the head of the VSIG list */
2581 tmp = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2582 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi =
2583 &hw->blk[blk].xlt2.vsis[vsi];
2584 hw->blk[blk].xlt2.vsis[vsi].next_vsi = tmp;
2585 hw->blk[blk].xlt2.t[vsi] = vsig;
2591 * ice_prof_has_mask_idx - determine if profile index masking is identical
2592 * @hw: pointer to the hardware structure
2594 * @prof: profile to check
2595 * @idx: profile index to check
2596 * @masks: masks to match
2599 ice_prof_has_mask_idx(struct ice_hw *hw, enum ice_block blk, u8 prof, u16 idx,
2602 bool expect_no_mask = false;
2607 /* If mask is 0x0000 or 0xffff, then there is no masking */
2608 if (mask == 0 || mask == 0xffff)
2609 expect_no_mask = true;
2611 /* Scan the enabled masks on this profile, for the specified idx */
2612 for (i = 0; i < ICE_PROFILE_MASK_COUNT; i++)
2613 if (hw->blk[blk].es.mask_ena[prof] & BIT(i))
2614 if (hw->blk[blk].masks.masks[i].in_use &&
2615 hw->blk[blk].masks.masks[i].idx == idx) {
2617 if (hw->blk[blk].masks.masks[i].mask == mask)
2622 if (expect_no_mask) {
2634 * ice_prof_has_mask - determine if profile masking is identical
2635 * @hw: pointer to the hardware structure
2637 * @prof: profile to check
2638 * @masks: masks to match
2641 ice_prof_has_mask(struct ice_hw *hw, enum ice_block blk, u8 prof, u16 *masks)
2645 /* es->mask_ena[prof] will have the mask */
2646 for (i = 0; i < hw->blk[blk].es.fvw; i++)
2647 if (!ice_prof_has_mask_idx(hw, blk, prof, i, masks[i]))
2654 * ice_find_prof_id_with_mask - find profile ID for a given field vector
2655 * @hw: pointer to the hardware structure
2657 * @fv: field vector to search for
2658 * @masks: masks for fv
2659 * @prof_id: receives the profile ID
2661 static enum ice_status
2662 ice_find_prof_id_with_mask(struct ice_hw *hw, enum ice_block blk,
2663 struct ice_fv_word *fv, u16 *masks, u8 *prof_id)
2665 struct ice_es *es = &hw->blk[blk].es;
2668 for (i = 0; i < es->count; i++) {
2669 u16 off = i * es->fvw;
2672 if (memcmp(&es->t[off], fv, es->fvw * sizeof(*fv)))
2675 /* check if masks settings are the same for this profile */
2676 if (!ice_prof_has_mask(hw, blk, i, masks))
2683 return ICE_ERR_DOES_NOT_EXIST;
2687 * ice_find_prof_id - find profile ID for a given field vector
2688 * @hw: pointer to the hardware structure
2690 * @fv: field vector to search for
2691 * @prof_id: receives the profile ID
2693 static enum ice_status
2694 ice_find_prof_id(struct ice_hw *hw, enum ice_block blk,
2695 struct ice_fv_word *fv, u8 *prof_id)
2697 struct ice_es *es = &hw->blk[blk].es;
2700 for (i = 0; i < es->count; i++) {
2703 if (memcmp(&es->t[off], fv, es->fvw * sizeof(*fv)))
2710 return ICE_ERR_DOES_NOT_EXIST;
2714 * ice_prof_id_rsrc_type - get profile ID resource type for a block type
2715 * @blk: the block type
2716 * @rsrc_type: pointer to variable to receive the resource type
2718 static bool ice_prof_id_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2722 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_PROFID;
2725 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_PROFID;
2728 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_PROFID;
2731 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_PROFID;
2734 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_PROFID;
2743 * ice_tcam_ent_rsrc_type - get TCAM entry resource type for a block type
2744 * @blk: the block type
2745 * @rsrc_type: pointer to variable to receive the resource type
2747 static bool ice_tcam_ent_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2751 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_TCAM;
2754 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_TCAM;
2757 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_TCAM;
2760 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_TCAM;
2763 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_TCAM;
2772 * ice_alloc_tcam_ent - allocate hardware TCAM entry
2773 * @hw: pointer to the HW struct
2774 * @blk: the block to allocate the TCAM for
2775 * @tcam_idx: pointer to variable to receive the TCAM entry
2777 * This function allocates a new entry in a Profile ID TCAM for a specific
2780 static enum ice_status
2781 ice_alloc_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 *tcam_idx)
2785 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2786 return ICE_ERR_PARAM;
2788 return ice_alloc_hw_res(hw, res_type, 1, true, tcam_idx);
2792 * ice_free_tcam_ent - free hardware TCAM entry
2793 * @hw: pointer to the HW struct
2794 * @blk: the block from which to free the TCAM entry
2795 * @tcam_idx: the TCAM entry to free
2797 * This function frees an entry in a Profile ID TCAM for a specific block.
2799 static enum ice_status
2800 ice_free_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 tcam_idx)
2804 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2805 return ICE_ERR_PARAM;
2807 return ice_free_hw_res(hw, res_type, 1, &tcam_idx);
2811 * ice_alloc_prof_id - allocate profile ID
2812 * @hw: pointer to the HW struct
2813 * @blk: the block to allocate the profile ID for
2814 * @prof_id: pointer to variable to receive the profile ID
2816 * This function allocates a new profile ID, which also corresponds to a Field
2817 * Vector (Extraction Sequence) entry.
2819 static enum ice_status
2820 ice_alloc_prof_id(struct ice_hw *hw, enum ice_block blk, u8 *prof_id)
2822 enum ice_status status;
2826 if (!ice_prof_id_rsrc_type(blk, &res_type))
2827 return ICE_ERR_PARAM;
2829 status = ice_alloc_hw_res(hw, res_type, 1, false, &get_prof);
2831 *prof_id = (u8)get_prof;
2837 * ice_free_prof_id - free profile ID
2838 * @hw: pointer to the HW struct
2839 * @blk: the block from which to free the profile ID
2840 * @prof_id: the profile ID to free
2842 * This function frees a profile ID, which also corresponds to a Field Vector.
2844 static enum ice_status
2845 ice_free_prof_id(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2847 u16 tmp_prof_id = (u16)prof_id;
2850 if (!ice_prof_id_rsrc_type(blk, &res_type))
2851 return ICE_ERR_PARAM;
2853 return ice_free_hw_res(hw, res_type, 1, &tmp_prof_id);
2857 * ice_prof_inc_ref - increment reference count for profile
2858 * @hw: pointer to the HW struct
2859 * @blk: the block from which to free the profile ID
2860 * @prof_id: the profile ID for which to increment the reference count
2862 static enum ice_status
2863 ice_prof_inc_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2865 if (prof_id > hw->blk[blk].es.count)
2866 return ICE_ERR_PARAM;
2868 hw->blk[blk].es.ref_count[prof_id]++;
2874 * ice_write_prof_mask_reg - write profile mask register
2875 * @hw: pointer to the HW struct
2876 * @blk: hardware block
2877 * @mask_idx: mask index
2878 * @idx: index of the FV which will use the mask
2879 * @mask: the 16-bit mask
2882 ice_write_prof_mask_reg(struct ice_hw *hw, enum ice_block blk, u16 mask_idx,
2890 offset = GLQF_HMASK(mask_idx);
2891 val = (idx << GLQF_HMASK_MSK_INDEX_S) &
2892 GLQF_HMASK_MSK_INDEX_M;
2893 val |= (mask << GLQF_HMASK_MASK_S) & GLQF_HMASK_MASK_M;
2896 offset = GLQF_FDMASK(mask_idx);
2897 val = (idx << GLQF_FDMASK_MSK_INDEX_S) &
2898 GLQF_FDMASK_MSK_INDEX_M;
2899 val |= (mask << GLQF_FDMASK_MASK_S) &
2903 ice_debug(hw, ICE_DBG_PKG, "No profile masks for block %d\n",
2908 wr32(hw, offset, val);
2909 ice_debug(hw, ICE_DBG_PKG, "write mask, blk %d (%d): %x = %x\n",
2910 blk, idx, offset, val);
2914 * ice_write_prof_mask_enable_res - write profile mask enable register
2915 * @hw: pointer to the HW struct
2916 * @blk: hardware block
2917 * @prof_id: profile ID
2918 * @enable_mask: enable mask
2921 ice_write_prof_mask_enable_res(struct ice_hw *hw, enum ice_block blk,
2922 u16 prof_id, u32 enable_mask)
2928 offset = GLQF_HMASK_SEL(prof_id);
2931 offset = GLQF_FDMASK_SEL(prof_id);
2934 ice_debug(hw, ICE_DBG_PKG, "No profile masks for block %d\n",
2939 wr32(hw, offset, enable_mask);
2940 ice_debug(hw, ICE_DBG_PKG, "write mask enable, blk %d (%d): %x = %x\n",
2941 blk, prof_id, offset, enable_mask);
2945 * ice_init_prof_masks - initial prof masks
2946 * @hw: pointer to the HW struct
2947 * @blk: hardware block
2949 static void ice_init_prof_masks(struct ice_hw *hw, enum ice_block blk)
2951 #define MAX_NUM_PORTS 8
2952 u16 num_ports = MAX_NUM_PORTS;
2955 ice_init_lock(&hw->blk[blk].masks.lock);
2957 hw->blk[blk].masks.count = ICE_PROFILE_MASK_COUNT / num_ports;
2958 hw->blk[blk].masks.first = hw->pf_id * hw->blk[blk].masks.count;
2960 ice_memset(hw->blk[blk].masks.masks, 0,
2961 sizeof(hw->blk[blk].masks.masks), ICE_NONDMA_MEM);
2963 for (i = hw->blk[blk].masks.first;
2964 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++)
2965 ice_write_prof_mask_reg(hw, blk, i, 0, 0);
2969 * ice_init_all_prof_masks - initial all prof masks
2970 * @hw: pointer to the HW struct
2972 void ice_init_all_prof_masks(struct ice_hw *hw)
2974 ice_init_prof_masks(hw, ICE_BLK_RSS);
2975 ice_init_prof_masks(hw, ICE_BLK_FD);
2979 * ice_alloc_prof_mask - allocate profile mask
2980 * @hw: pointer to the HW struct
2981 * @blk: hardware block
2982 * @idx: index of FV which will use the mask
2983 * @mask: the 16-bit mask
2984 * @mask_idx: variable to receive the mask index
2986 static enum ice_status
2987 ice_alloc_prof_mask(struct ice_hw *hw, enum ice_block blk, u16 idx, u16 mask,
2990 bool found_unused = false, found_copy = false;
2991 enum ice_status status = ICE_ERR_MAX_LIMIT;
2992 u16 unused_idx = 0, copy_idx = 0;
2995 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
2996 return ICE_ERR_PARAM;
2998 ice_acquire_lock(&hw->blk[blk].masks.lock);
3000 for (i = hw->blk[blk].masks.first;
3001 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++)
3002 if (hw->blk[blk].masks.masks[i].in_use) {
3003 /* if mask is in use and it exactly duplicates the
3004 * desired mask and index, then in can be reused
3006 if (hw->blk[blk].masks.masks[i].mask == mask &&
3007 hw->blk[blk].masks.masks[i].idx == idx) {
3013 /* save off unused index, but keep searching in case
3014 * there is an exact match later on
3016 if (!found_unused) {
3017 found_unused = true;
3024 else if (found_unused)
3027 goto err_ice_alloc_prof_mask;
3029 /* update mask for a new entry */
3031 hw->blk[blk].masks.masks[i].in_use = true;
3032 hw->blk[blk].masks.masks[i].mask = mask;
3033 hw->blk[blk].masks.masks[i].idx = idx;
3034 hw->blk[blk].masks.masks[i].ref = 0;
3035 ice_write_prof_mask_reg(hw, blk, i, idx, mask);
3038 hw->blk[blk].masks.masks[i].ref++;
3040 status = ICE_SUCCESS;
3042 err_ice_alloc_prof_mask:
3043 ice_release_lock(&hw->blk[blk].masks.lock);
3049 * ice_free_prof_mask - free profile mask
3050 * @hw: pointer to the HW struct
3051 * @blk: hardware block
3052 * @mask_idx: index of mask
3054 static enum ice_status
3055 ice_free_prof_mask(struct ice_hw *hw, enum ice_block blk, u16 mask_idx)
3057 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3058 return ICE_ERR_PARAM;
3060 if (!(mask_idx >= hw->blk[blk].masks.first &&
3061 mask_idx < hw->blk[blk].masks.first + hw->blk[blk].masks.count))
3062 return ICE_ERR_DOES_NOT_EXIST;
3064 ice_acquire_lock(&hw->blk[blk].masks.lock);
3066 if (!hw->blk[blk].masks.masks[mask_idx].in_use)
3067 goto exit_ice_free_prof_mask;
3069 if (hw->blk[blk].masks.masks[mask_idx].ref > 1) {
3070 hw->blk[blk].masks.masks[mask_idx].ref--;
3071 goto exit_ice_free_prof_mask;
3075 hw->blk[blk].masks.masks[mask_idx].in_use = false;
3076 hw->blk[blk].masks.masks[mask_idx].mask = 0;
3077 hw->blk[blk].masks.masks[mask_idx].idx = 0;
3079 /* update mask as unused entry */
3080 ice_debug(hw, ICE_DBG_PKG, "Free mask, blk %d, mask %d", blk, mask_idx);
3081 ice_write_prof_mask_reg(hw, blk, mask_idx, 0, 0);
3083 exit_ice_free_prof_mask:
3084 ice_release_lock(&hw->blk[blk].masks.lock);
3090 * ice_free_prof_masks - free all profile masks for a profile
3091 * @hw: pointer to the HW struct
3092 * @blk: hardware block
3093 * @prof_id: profile ID
3095 static enum ice_status
3096 ice_free_prof_masks(struct ice_hw *hw, enum ice_block blk, u16 prof_id)
3101 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3102 return ICE_ERR_PARAM;
3104 mask_bm = hw->blk[blk].es.mask_ena[prof_id];
3105 for (i = 0; i < BITS_PER_BYTE * sizeof(mask_bm); i++)
3106 if (mask_bm & BIT(i))
3107 ice_free_prof_mask(hw, blk, i);
3113 * ice_shutdown_prof_masks - releases lock for masking
3114 * @hw: pointer to the HW struct
3115 * @blk: hardware block
3117 * This should be called before unloading the driver
3119 static void ice_shutdown_prof_masks(struct ice_hw *hw, enum ice_block blk)
3123 ice_acquire_lock(&hw->blk[blk].masks.lock);
3125 for (i = hw->blk[blk].masks.first;
3126 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++) {
3127 ice_write_prof_mask_reg(hw, blk, i, 0, 0);
3129 hw->blk[blk].masks.masks[i].in_use = false;
3130 hw->blk[blk].masks.masks[i].idx = 0;
3131 hw->blk[blk].masks.masks[i].mask = 0;
3134 ice_release_lock(&hw->blk[blk].masks.lock);
3135 ice_destroy_lock(&hw->blk[blk].masks.lock);
3139 * ice_shutdown_all_prof_masks - releases all locks for masking
3140 * @hw: pointer to the HW struct
3141 * @blk: hardware block
3143 * This should be called before unloading the driver
3145 void ice_shutdown_all_prof_masks(struct ice_hw *hw)
3147 ice_shutdown_prof_masks(hw, ICE_BLK_RSS);
3148 ice_shutdown_prof_masks(hw, ICE_BLK_FD);
3152 * ice_update_prof_masking - set registers according to masking
3153 * @hw: pointer to the HW struct
3154 * @blk: hardware block
3155 * @prof_id: profile ID
3159 static enum ice_status
3160 ice_update_prof_masking(struct ice_hw *hw, enum ice_block blk, u16 prof_id,
3161 struct ice_fv_word *es, u16 *masks)
3168 /* Only support FD and RSS masking, otherwise nothing to be done */
3169 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3172 for (i = 0; i < hw->blk[blk].es.fvw; i++)
3173 if (masks[i] && masks[i] != 0xFFFF) {
3174 if (!ice_alloc_prof_mask(hw, blk, i, masks[i], &idx)) {
3175 ena_mask |= BIT(idx);
3177 /* not enough bitmaps */
3184 /* free any bitmaps we have allocated */
3185 for (i = 0; i < BITS_PER_BYTE * sizeof(ena_mask); i++)
3186 if (ena_mask & BIT(i))
3187 ice_free_prof_mask(hw, blk, i);
3189 return ICE_ERR_OUT_OF_RANGE;
3192 /* enable the masks for this profile */
3193 ice_write_prof_mask_enable_res(hw, blk, prof_id, ena_mask);
3195 /* store enabled masks with profile so that they can be freed later */
3196 hw->blk[blk].es.mask_ena[prof_id] = ena_mask;
3202 * ice_write_es - write an extraction sequence to hardware
3203 * @hw: pointer to the HW struct
3204 * @blk: the block in which to write the extraction sequence
3205 * @prof_id: the profile ID to write
3206 * @fv: pointer to the extraction sequence to write - NULL to clear extraction
3209 ice_write_es(struct ice_hw *hw, enum ice_block blk, u8 prof_id,
3210 struct ice_fv_word *fv)
3214 off = prof_id * hw->blk[blk].es.fvw;
3216 ice_memset(&hw->blk[blk].es.t[off], 0, hw->blk[blk].es.fvw *
3217 sizeof(*fv), ICE_NONDMA_MEM);
3218 hw->blk[blk].es.written[prof_id] = false;
3220 ice_memcpy(&hw->blk[blk].es.t[off], fv, hw->blk[blk].es.fvw *
3221 sizeof(*fv), ICE_NONDMA_TO_NONDMA);
3226 * ice_prof_dec_ref - decrement reference count for profile
3227 * @hw: pointer to the HW struct
3228 * @blk: the block from which to free the profile ID
3229 * @prof_id: the profile ID for which to decrement the reference count
3231 static enum ice_status
3232 ice_prof_dec_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
3234 if (prof_id > hw->blk[blk].es.count)
3235 return ICE_ERR_PARAM;
3237 if (hw->blk[blk].es.ref_count[prof_id] > 0) {
3238 if (!--hw->blk[blk].es.ref_count[prof_id]) {
3239 ice_write_es(hw, blk, prof_id, NULL);
3240 ice_free_prof_masks(hw, blk, prof_id);
3241 return ice_free_prof_id(hw, blk, prof_id);
3248 /* Block / table section IDs */
3249 static const u32 ice_blk_sids[ICE_BLK_COUNT][ICE_SID_OFF_COUNT] = {
3253 ICE_SID_PROFID_TCAM_SW,
3254 ICE_SID_PROFID_REDIR_SW,
3261 ICE_SID_PROFID_TCAM_ACL,
3262 ICE_SID_PROFID_REDIR_ACL,
3269 ICE_SID_PROFID_TCAM_FD,
3270 ICE_SID_PROFID_REDIR_FD,
3277 ICE_SID_PROFID_TCAM_RSS,
3278 ICE_SID_PROFID_REDIR_RSS,
3285 ICE_SID_PROFID_TCAM_PE,
3286 ICE_SID_PROFID_REDIR_PE,
3292 * ice_init_sw_xlt1_db - init software XLT1 database from HW tables
3293 * @hw: pointer to the hardware structure
3294 * @blk: the HW block to initialize
3297 void ice_init_sw_xlt1_db(struct ice_hw *hw, enum ice_block blk)
3301 for (pt = 0; pt < hw->blk[blk].xlt1.count; pt++) {
3304 ptg = hw->blk[blk].xlt1.t[pt];
3305 if (ptg != ICE_DEFAULT_PTG) {
3306 ice_ptg_alloc_val(hw, blk, ptg);
3307 ice_ptg_add_mv_ptype(hw, blk, pt, ptg);
3313 * ice_init_sw_xlt2_db - init software XLT2 database from HW tables
3314 * @hw: pointer to the hardware structure
3315 * @blk: the HW block to initialize
3317 static void ice_init_sw_xlt2_db(struct ice_hw *hw, enum ice_block blk)
3321 for (vsi = 0; vsi < hw->blk[blk].xlt2.count; vsi++) {
3324 vsig = hw->blk[blk].xlt2.t[vsi];
3326 ice_vsig_alloc_val(hw, blk, vsig);
3327 ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
3328 /* no changes at this time, since this has been
3329 * initialized from the original package
3331 hw->blk[blk].xlt2.vsis[vsi].changed = 0;
3337 * ice_init_sw_db - init software database from HW tables
3338 * @hw: pointer to the hardware structure
3340 static void ice_init_sw_db(struct ice_hw *hw)
3344 for (i = 0; i < ICE_BLK_COUNT; i++) {
3345 ice_init_sw_xlt1_db(hw, (enum ice_block)i);
3346 ice_init_sw_xlt2_db(hw, (enum ice_block)i);
3351 * ice_fill_tbl - Reads content of a single table type into database
3352 * @hw: pointer to the hardware structure
3353 * @block_id: Block ID of the table to copy
3354 * @sid: Section ID of the table to copy
3356 * Will attempt to read the entire content of a given table of a single block
3357 * into the driver database. We assume that the buffer will always
3358 * be as large or larger than the data contained in the package. If
3359 * this condition is not met, there is most likely an error in the package
3362 static void ice_fill_tbl(struct ice_hw *hw, enum ice_block block_id, u32 sid)
3364 u32 dst_len, sect_len, offset = 0;
3365 struct ice_prof_redir_section *pr;
3366 struct ice_prof_id_section *pid;
3367 struct ice_xlt1_section *xlt1;
3368 struct ice_xlt2_section *xlt2;
3369 struct ice_sw_fv_section *es;
3370 struct ice_pkg_enum state;
3374 /* if the HW segment pointer is null then the first iteration of
3375 * ice_pkg_enum_section() will fail. In this case the HW tables will
3376 * not be filled and return success.
3379 ice_debug(hw, ICE_DBG_PKG, "hw->seg is NULL, tables are not filled\n");
3383 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
3385 sect = ice_pkg_enum_section(hw->seg, &state, sid);
3389 case ICE_SID_XLT1_SW:
3390 case ICE_SID_XLT1_FD:
3391 case ICE_SID_XLT1_RSS:
3392 case ICE_SID_XLT1_ACL:
3393 case ICE_SID_XLT1_PE:
3394 xlt1 = (struct ice_xlt1_section *)sect;
3396 sect_len = LE16_TO_CPU(xlt1->count) *
3397 sizeof(*hw->blk[block_id].xlt1.t);
3398 dst = hw->blk[block_id].xlt1.t;
3399 dst_len = hw->blk[block_id].xlt1.count *
3400 sizeof(*hw->blk[block_id].xlt1.t);
3402 case ICE_SID_XLT2_SW:
3403 case ICE_SID_XLT2_FD:
3404 case ICE_SID_XLT2_RSS:
3405 case ICE_SID_XLT2_ACL:
3406 case ICE_SID_XLT2_PE:
3407 xlt2 = (struct ice_xlt2_section *)sect;
3408 src = (_FORCE_ u8 *)xlt2->value;
3409 sect_len = LE16_TO_CPU(xlt2->count) *
3410 sizeof(*hw->blk[block_id].xlt2.t);
3411 dst = (u8 *)hw->blk[block_id].xlt2.t;
3412 dst_len = hw->blk[block_id].xlt2.count *
3413 sizeof(*hw->blk[block_id].xlt2.t);
3415 case ICE_SID_PROFID_TCAM_SW:
3416 case ICE_SID_PROFID_TCAM_FD:
3417 case ICE_SID_PROFID_TCAM_RSS:
3418 case ICE_SID_PROFID_TCAM_ACL:
3419 case ICE_SID_PROFID_TCAM_PE:
3420 pid = (struct ice_prof_id_section *)sect;
3421 src = (u8 *)pid->entry;
3422 sect_len = LE16_TO_CPU(pid->count) *
3423 sizeof(*hw->blk[block_id].prof.t);
3424 dst = (u8 *)hw->blk[block_id].prof.t;
3425 dst_len = hw->blk[block_id].prof.count *
3426 sizeof(*hw->blk[block_id].prof.t);
3428 case ICE_SID_PROFID_REDIR_SW:
3429 case ICE_SID_PROFID_REDIR_FD:
3430 case ICE_SID_PROFID_REDIR_RSS:
3431 case ICE_SID_PROFID_REDIR_ACL:
3432 case ICE_SID_PROFID_REDIR_PE:
3433 pr = (struct ice_prof_redir_section *)sect;
3434 src = pr->redir_value;
3435 sect_len = LE16_TO_CPU(pr->count) *
3436 sizeof(*hw->blk[block_id].prof_redir.t);
3437 dst = hw->blk[block_id].prof_redir.t;
3438 dst_len = hw->blk[block_id].prof_redir.count *
3439 sizeof(*hw->blk[block_id].prof_redir.t);
3441 case ICE_SID_FLD_VEC_SW:
3442 case ICE_SID_FLD_VEC_FD:
3443 case ICE_SID_FLD_VEC_RSS:
3444 case ICE_SID_FLD_VEC_ACL:
3445 case ICE_SID_FLD_VEC_PE:
3446 es = (struct ice_sw_fv_section *)sect;
3448 sect_len = (u32)(LE16_TO_CPU(es->count) *
3449 hw->blk[block_id].es.fvw) *
3450 sizeof(*hw->blk[block_id].es.t);
3451 dst = (u8 *)hw->blk[block_id].es.t;
3452 dst_len = (u32)(hw->blk[block_id].es.count *
3453 hw->blk[block_id].es.fvw) *
3454 sizeof(*hw->blk[block_id].es.t);
3460 /* if the section offset exceeds destination length, terminate
3463 if (offset > dst_len)
3466 /* if the sum of section size and offset exceed destination size
3467 * then we are out of bounds of the HW table size for that PF.
3468 * Changing section length to fill the remaining table space
3471 if ((offset + sect_len) > dst_len)
3472 sect_len = dst_len - offset;
3474 ice_memcpy(dst + offset, src, sect_len, ICE_NONDMA_TO_NONDMA);
3476 sect = ice_pkg_enum_section(NULL, &state, sid);
3481 * ice_fill_blk_tbls - Read package context for tables
3482 * @hw: pointer to the hardware structure
3484 * Reads the current package contents and populates the driver
3485 * database with the data iteratively for all advanced feature
3486 * blocks. Assume that the HW tables have been allocated.
3488 void ice_fill_blk_tbls(struct ice_hw *hw)
3492 for (i = 0; i < ICE_BLK_COUNT; i++) {
3493 enum ice_block blk_id = (enum ice_block)i;
3495 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt1.sid);
3496 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt2.sid);
3497 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof.sid);
3498 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof_redir.sid);
3499 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].es.sid);
3506 * ice_free_prof_map - free profile map
3507 * @hw: pointer to the hardware structure
3508 * @blk_idx: HW block index
3510 static void ice_free_prof_map(struct ice_hw *hw, u8 blk_idx)
3512 struct ice_es *es = &hw->blk[blk_idx].es;
3513 struct ice_prof_map *del, *tmp;
3515 ice_acquire_lock(&es->prof_map_lock);
3516 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &es->prof_map,
3517 ice_prof_map, list) {
3518 LIST_DEL(&del->list);
3521 INIT_LIST_HEAD(&es->prof_map);
3522 ice_release_lock(&es->prof_map_lock);
3526 * ice_free_flow_profs - free flow profile entries
3527 * @hw: pointer to the hardware structure
3528 * @blk_idx: HW block index
3530 static void ice_free_flow_profs(struct ice_hw *hw, u8 blk_idx)
3532 struct ice_flow_prof *p, *tmp;
3534 ice_acquire_lock(&hw->fl_profs_locks[blk_idx]);
3535 LIST_FOR_EACH_ENTRY_SAFE(p, tmp, &hw->fl_profs[blk_idx],
3536 ice_flow_prof, l_entry) {
3537 struct ice_flow_entry *e, *t;
3539 LIST_FOR_EACH_ENTRY_SAFE(e, t, &p->entries,
3540 ice_flow_entry, l_entry)
3541 ice_flow_rem_entry(hw, ICE_FLOW_ENTRY_HNDL(e));
3543 LIST_DEL(&p->l_entry);
3545 ice_free(hw, p->acts);
3548 ice_release_lock(&hw->fl_profs_locks[blk_idx]);
3550 /* if driver is in reset and tables are being cleared
3551 * re-initialize the flow profile list heads
3553 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
3557 * ice_free_vsig_tbl - free complete VSIG table entries
3558 * @hw: pointer to the hardware structure
3559 * @blk: the HW block on which to free the VSIG table entries
3561 static void ice_free_vsig_tbl(struct ice_hw *hw, enum ice_block blk)
3565 if (!hw->blk[blk].xlt2.vsig_tbl)
3568 for (i = 1; i < ICE_MAX_VSIGS; i++)
3569 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use)
3570 ice_vsig_free(hw, blk, i);
3574 * ice_free_hw_tbls - free hardware table memory
3575 * @hw: pointer to the hardware structure
3577 void ice_free_hw_tbls(struct ice_hw *hw)
3579 struct ice_rss_cfg *r, *rt;
3582 for (i = 0; i < ICE_BLK_COUNT; i++) {
3583 if (hw->blk[i].is_list_init) {
3584 struct ice_es *es = &hw->blk[i].es;
3586 ice_free_prof_map(hw, i);
3587 ice_destroy_lock(&es->prof_map_lock);
3588 ice_free_flow_profs(hw, i);
3589 ice_destroy_lock(&hw->fl_profs_locks[i]);
3591 hw->blk[i].is_list_init = false;
3593 ice_free_vsig_tbl(hw, (enum ice_block)i);
3594 ice_free(hw, hw->blk[i].xlt1.ptypes);
3595 ice_free(hw, hw->blk[i].xlt1.ptg_tbl);
3596 ice_free(hw, hw->blk[i].xlt1.t);
3597 ice_free(hw, hw->blk[i].xlt2.t);
3598 ice_free(hw, hw->blk[i].xlt2.vsig_tbl);
3599 ice_free(hw, hw->blk[i].xlt2.vsis);
3600 ice_free(hw, hw->blk[i].prof.t);
3601 ice_free(hw, hw->blk[i].prof_redir.t);
3602 ice_free(hw, hw->blk[i].es.t);
3603 ice_free(hw, hw->blk[i].es.ref_count);
3604 ice_free(hw, hw->blk[i].es.written);
3605 ice_free(hw, hw->blk[i].es.mask_ena);
3608 LIST_FOR_EACH_ENTRY_SAFE(r, rt, &hw->rss_list_head,
3609 ice_rss_cfg, l_entry) {
3610 LIST_DEL(&r->l_entry);
3613 ice_destroy_lock(&hw->rss_locks);
3614 ice_shutdown_all_prof_masks(hw);
3615 ice_memset(hw->blk, 0, sizeof(hw->blk), ICE_NONDMA_MEM);
3619 * ice_init_flow_profs - init flow profile locks and list heads
3620 * @hw: pointer to the hardware structure
3621 * @blk_idx: HW block index
3623 static void ice_init_flow_profs(struct ice_hw *hw, u8 blk_idx)
3625 ice_init_lock(&hw->fl_profs_locks[blk_idx]);
3626 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
3630 * ice_init_hw_tbls - init hardware table memory
3631 * @hw: pointer to the hardware structure
3633 enum ice_status ice_init_hw_tbls(struct ice_hw *hw)
3637 ice_init_lock(&hw->rss_locks);
3638 INIT_LIST_HEAD(&hw->rss_list_head);
3639 ice_init_all_prof_masks(hw);
3640 for (i = 0; i < ICE_BLK_COUNT; i++) {
3641 struct ice_prof_redir *prof_redir = &hw->blk[i].prof_redir;
3642 struct ice_prof_tcam *prof = &hw->blk[i].prof;
3643 struct ice_xlt1 *xlt1 = &hw->blk[i].xlt1;
3644 struct ice_xlt2 *xlt2 = &hw->blk[i].xlt2;
3645 struct ice_es *es = &hw->blk[i].es;
3648 if (hw->blk[i].is_list_init)
3651 ice_init_flow_profs(hw, i);
3652 ice_init_lock(&es->prof_map_lock);
3653 INIT_LIST_HEAD(&es->prof_map);
3654 hw->blk[i].is_list_init = true;
3656 hw->blk[i].overwrite = blk_sizes[i].overwrite;
3657 es->reverse = blk_sizes[i].reverse;
3659 xlt1->sid = ice_blk_sids[i][ICE_SID_XLT1_OFF];
3660 xlt1->count = blk_sizes[i].xlt1;
3662 xlt1->ptypes = (struct ice_ptg_ptype *)
3663 ice_calloc(hw, xlt1->count, sizeof(*xlt1->ptypes));
3668 xlt1->ptg_tbl = (struct ice_ptg_entry *)
3669 ice_calloc(hw, ICE_MAX_PTGS, sizeof(*xlt1->ptg_tbl));
3674 xlt1->t = (u8 *)ice_calloc(hw, xlt1->count, sizeof(*xlt1->t));
3678 xlt2->sid = ice_blk_sids[i][ICE_SID_XLT2_OFF];
3679 xlt2->count = blk_sizes[i].xlt2;
3681 xlt2->vsis = (struct ice_vsig_vsi *)
3682 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsis));
3687 xlt2->vsig_tbl = (struct ice_vsig_entry *)
3688 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsig_tbl));
3689 if (!xlt2->vsig_tbl)
3692 for (j = 0; j < xlt2->count; j++)
3693 INIT_LIST_HEAD(&xlt2->vsig_tbl[j].prop_lst);
3695 xlt2->t = (u16 *)ice_calloc(hw, xlt2->count, sizeof(*xlt2->t));
3699 prof->sid = ice_blk_sids[i][ICE_SID_PR_OFF];
3700 prof->count = blk_sizes[i].prof_tcam;
3701 prof->max_prof_id = blk_sizes[i].prof_id;
3702 prof->cdid_bits = blk_sizes[i].prof_cdid_bits;
3703 prof->t = (struct ice_prof_tcam_entry *)
3704 ice_calloc(hw, prof->count, sizeof(*prof->t));
3709 prof_redir->sid = ice_blk_sids[i][ICE_SID_PR_REDIR_OFF];
3710 prof_redir->count = blk_sizes[i].prof_redir;
3711 prof_redir->t = (u8 *)ice_calloc(hw, prof_redir->count,
3712 sizeof(*prof_redir->t));
3717 es->sid = ice_blk_sids[i][ICE_SID_ES_OFF];
3718 es->count = blk_sizes[i].es;
3719 es->fvw = blk_sizes[i].fvw;
3720 es->t = (struct ice_fv_word *)
3721 ice_calloc(hw, (u32)(es->count * es->fvw),
3726 es->ref_count = (u16 *)
3727 ice_calloc(hw, es->count, sizeof(*es->ref_count));
3729 es->written = (u8 *)
3730 ice_calloc(hw, es->count, sizeof(*es->written));
3731 es->mask_ena = (u32 *)
3732 ice_calloc(hw, es->count, sizeof(*es->mask_ena));
3739 ice_free_hw_tbls(hw);
3740 return ICE_ERR_NO_MEMORY;
3744 * ice_prof_gen_key - generate profile ID key
3745 * @hw: pointer to the HW struct
3746 * @blk: the block in which to write profile ID to
3747 * @ptg: packet type group (PTG) portion of key
3748 * @vsig: VSIG portion of key
3749 * @cdid: cdid portion of key
3750 * @flags: flag portion of key
3751 * @vl_msk: valid mask
3752 * @dc_msk: don't care mask
3753 * @nm_msk: never match mask
3754 * @key: output of profile ID key
3756 static enum ice_status
3757 ice_prof_gen_key(struct ice_hw *hw, enum ice_block blk, u8 ptg, u16 vsig,
3758 u8 cdid, u16 flags, u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3759 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ], u8 nm_msk[ICE_TCAM_KEY_VAL_SZ],
3760 u8 key[ICE_TCAM_KEY_SZ])
3762 struct ice_prof_id_key inkey;
3765 inkey.xlt2_cdid = CPU_TO_LE16(vsig);
3766 inkey.flags = CPU_TO_LE16(flags);
3768 switch (hw->blk[blk].prof.cdid_bits) {
3772 #define ICE_CD_2_M 0xC000U
3773 #define ICE_CD_2_S 14
3774 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_2_M);
3775 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_2_S);
3778 #define ICE_CD_4_M 0xF000U
3779 #define ICE_CD_4_S 12
3780 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_4_M);
3781 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_4_S);
3784 #define ICE_CD_8_M 0xFF00U
3785 #define ICE_CD_8_S 16
3786 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_8_M);
3787 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_8_S);
3790 ice_debug(hw, ICE_DBG_PKG, "Error in profile config\n");
3794 return ice_set_key(key, ICE_TCAM_KEY_SZ, (u8 *)&inkey, vl_msk, dc_msk,
3795 nm_msk, 0, ICE_TCAM_KEY_SZ / 2);
3799 * ice_tcam_write_entry - write TCAM entry
3800 * @hw: pointer to the HW struct
3801 * @blk: the block in which to write profile ID to
3802 * @idx: the entry index to write to
3803 * @prof_id: profile ID
3804 * @ptg: packet type group (PTG) portion of key
3805 * @vsig: VSIG portion of key
3806 * @cdid: cdid portion of key
3807 * @flags: flag portion of key
3808 * @vl_msk: valid mask
3809 * @dc_msk: don't care mask
3810 * @nm_msk: never match mask
3812 static enum ice_status
3813 ice_tcam_write_entry(struct ice_hw *hw, enum ice_block blk, u16 idx,
3814 u8 prof_id, u8 ptg, u16 vsig, u8 cdid, u16 flags,
3815 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3816 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ],
3817 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ])
3819 struct ice_prof_tcam_entry;
3820 enum ice_status status;
3822 status = ice_prof_gen_key(hw, blk, ptg, vsig, cdid, flags, vl_msk,
3823 dc_msk, nm_msk, hw->blk[blk].prof.t[idx].key);
3825 hw->blk[blk].prof.t[idx].addr = CPU_TO_LE16(idx);
3826 hw->blk[blk].prof.t[idx].prof_id = prof_id;
3833 * ice_vsig_get_ref - returns number of VSIs belong to a VSIG
3834 * @hw: pointer to the hardware structure
3836 * @vsig: VSIG to query
3837 * @refs: pointer to variable to receive the reference count
3839 static enum ice_status
3840 ice_vsig_get_ref(struct ice_hw *hw, enum ice_block blk, u16 vsig, u16 *refs)
3842 u16 idx = vsig & ICE_VSIG_IDX_M;
3843 struct ice_vsig_vsi *ptr;
3846 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
3847 return ICE_ERR_DOES_NOT_EXIST;
3849 ptr = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
3852 ptr = ptr->next_vsi;
3859 * ice_has_prof_vsig - check to see if VSIG has a specific profile
3860 * @hw: pointer to the hardware structure
3862 * @vsig: VSIG to check against
3863 * @hdl: profile handle
3866 ice_has_prof_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl)
3868 u16 idx = vsig & ICE_VSIG_IDX_M;
3869 struct ice_vsig_prof *ent;
3871 LIST_FOR_EACH_ENTRY(ent, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
3872 ice_vsig_prof, list) {
3873 if (ent->profile_cookie == hdl)
3877 ice_debug(hw, ICE_DBG_INIT,
3878 "Characteristic list for VSI group %d not found.\n",
3884 * ice_prof_bld_es - build profile ID extraction sequence changes
3885 * @hw: pointer to the HW struct
3886 * @blk: hardware block
3887 * @bld: the update package buffer build to add to
3888 * @chgs: the list of changes to make in hardware
3890 static enum ice_status
3891 ice_prof_bld_es(struct ice_hw *hw, enum ice_block blk,
3892 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3894 u16 vec_size = hw->blk[blk].es.fvw * sizeof(struct ice_fv_word);
3895 struct ice_chs_chg *tmp;
3897 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3898 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_prof) {
3899 u16 off = tmp->prof_id * hw->blk[blk].es.fvw;
3900 struct ice_pkg_es *p;
3903 id = ice_sect_id(blk, ICE_VEC_TBL);
3904 p = (struct ice_pkg_es *)
3905 ice_pkg_buf_alloc_section(bld, id, sizeof(*p) +
3910 return ICE_ERR_MAX_LIMIT;
3912 p->count = CPU_TO_LE16(1);
3913 p->offset = CPU_TO_LE16(tmp->prof_id);
3915 ice_memcpy(p->es, &hw->blk[blk].es.t[off], vec_size,
3916 ICE_NONDMA_TO_NONDMA);
3924 * ice_prof_bld_tcam - build profile ID TCAM changes
3925 * @hw: pointer to the HW struct
3926 * @blk: hardware block
3927 * @bld: the update package buffer build to add to
3928 * @chgs: the list of changes to make in hardware
3930 static enum ice_status
3931 ice_prof_bld_tcam(struct ice_hw *hw, enum ice_block blk,
3932 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3934 struct ice_chs_chg *tmp;
3936 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3937 if (tmp->type == ICE_TCAM_ADD && tmp->add_tcam_idx) {
3938 struct ice_prof_id_section *p;
3941 id = ice_sect_id(blk, ICE_PROF_TCAM);
3942 p = (struct ice_prof_id_section *)
3943 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3946 return ICE_ERR_MAX_LIMIT;
3948 p->count = CPU_TO_LE16(1);
3949 p->entry[0].addr = CPU_TO_LE16(tmp->tcam_idx);
3950 p->entry[0].prof_id = tmp->prof_id;
3952 ice_memcpy(p->entry[0].key,
3953 &hw->blk[blk].prof.t[tmp->tcam_idx].key,
3954 sizeof(hw->blk[blk].prof.t->key),
3955 ICE_NONDMA_TO_NONDMA);
3963 * ice_prof_bld_xlt1 - build XLT1 changes
3964 * @blk: hardware block
3965 * @bld: the update package buffer build to add to
3966 * @chgs: the list of changes to make in hardware
3968 static enum ice_status
3969 ice_prof_bld_xlt1(enum ice_block blk, struct ice_buf_build *bld,
3970 struct LIST_HEAD_TYPE *chgs)
3972 struct ice_chs_chg *tmp;
3974 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3975 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_ptg) {
3976 struct ice_xlt1_section *p;
3979 id = ice_sect_id(blk, ICE_XLT1);
3980 p = (struct ice_xlt1_section *)
3981 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3984 return ICE_ERR_MAX_LIMIT;
3986 p->count = CPU_TO_LE16(1);
3987 p->offset = CPU_TO_LE16(tmp->ptype);
3988 p->value[0] = tmp->ptg;
3996 * ice_prof_bld_xlt2 - build XLT2 changes
3997 * @blk: hardware block
3998 * @bld: the update package buffer build to add to
3999 * @chgs: the list of changes to make in hardware
4001 static enum ice_status
4002 ice_prof_bld_xlt2(enum ice_block blk, struct ice_buf_build *bld,
4003 struct LIST_HEAD_TYPE *chgs)
4005 struct ice_chs_chg *tmp;
4007 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
4010 if (tmp->type == ICE_VSIG_ADD)
4012 else if (tmp->type == ICE_VSI_MOVE)
4014 else if (tmp->type == ICE_VSIG_REM)
4018 struct ice_xlt2_section *p;
4021 id = ice_sect_id(blk, ICE_XLT2);
4022 p = (struct ice_xlt2_section *)
4023 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
4026 return ICE_ERR_MAX_LIMIT;
4028 p->count = CPU_TO_LE16(1);
4029 p->offset = CPU_TO_LE16(tmp->vsi);
4030 p->value[0] = CPU_TO_LE16(tmp->vsig);
4038 * ice_upd_prof_hw - update hardware using the change list
4039 * @hw: pointer to the HW struct
4040 * @blk: hardware block
4041 * @chgs: the list of changes to make in hardware
4043 static enum ice_status
4044 ice_upd_prof_hw(struct ice_hw *hw, enum ice_block blk,
4045 struct LIST_HEAD_TYPE *chgs)
4047 struct ice_buf_build *b;
4048 struct ice_chs_chg *tmp;
4049 enum ice_status status;
4057 /* count number of sections we need */
4058 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
4059 switch (tmp->type) {
4060 case ICE_PTG_ES_ADD:
4078 sects = xlt1 + xlt2 + tcam + es;
4083 /* Build update package buffer */
4084 b = ice_pkg_buf_alloc(hw);
4086 return ICE_ERR_NO_MEMORY;
4088 status = ice_pkg_buf_reserve_section(b, sects);
4092 /* Preserve order of table update: ES, TCAM, PTG, VSIG */
4094 status = ice_prof_bld_es(hw, blk, b, chgs);
4100 status = ice_prof_bld_tcam(hw, blk, b, chgs);
4106 status = ice_prof_bld_xlt1(blk, b, chgs);
4112 status = ice_prof_bld_xlt2(blk, b, chgs);
4117 /* After package buffer build check if the section count in buffer is
4118 * non-zero and matches the number of sections detected for package
4121 pkg_sects = ice_pkg_buf_get_active_sections(b);
4122 if (!pkg_sects || pkg_sects != sects) {
4123 status = ICE_ERR_INVAL_SIZE;
4127 /* update package */
4128 status = ice_update_pkg(hw, ice_pkg_buf(b), 1);
4129 if (status == ICE_ERR_AQ_ERROR)
4130 ice_debug(hw, ICE_DBG_INIT, "Unable to update HW profile.");
4133 ice_pkg_buf_free(hw, b);
4138 * ice_update_fd_mask - set Flow Director Field Vector mask for a profile
4139 * @hw: pointer to the HW struct
4140 * @prof_id: profile ID
4141 * @mask_sel: mask select
4143 * This function enable any of the masks selected by the mask select parameter
4144 * for the profile specified.
4146 static void ice_update_fd_mask(struct ice_hw *hw, u16 prof_id, u32 mask_sel)
4148 wr32(hw, GLQF_FDMASK_SEL(prof_id), mask_sel);
4150 ice_debug(hw, ICE_DBG_INIT, "fd mask(%d): %x = %x\n", prof_id,
4151 GLQF_FDMASK_SEL(prof_id), mask_sel);
4154 #define ICE_SRC_DST_MAX_COUNT 8
4156 struct ice_fd_src_dst_pair {
4162 static const struct ice_fd_src_dst_pair ice_fd_pairs[] = {
4163 /* These are defined in pairs */
4164 { ICE_PROT_IPV4_OF_OR_S, 2, 12 },
4165 { ICE_PROT_IPV4_OF_OR_S, 2, 16 },
4167 { ICE_PROT_IPV4_IL, 2, 12 },
4168 { ICE_PROT_IPV4_IL, 2, 16 },
4170 { ICE_PROT_IPV6_OF_OR_S, 8, 8 },
4171 { ICE_PROT_IPV6_OF_OR_S, 8, 24 },
4173 { ICE_PROT_IPV6_IL, 8, 8 },
4174 { ICE_PROT_IPV6_IL, 8, 24 },
4176 { ICE_PROT_TCP_IL, 1, 0 },
4177 { ICE_PROT_TCP_IL, 1, 2 },
4179 { ICE_PROT_UDP_OF, 1, 0 },
4180 { ICE_PROT_UDP_OF, 1, 2 },
4182 { ICE_PROT_UDP_IL_OR_S, 1, 0 },
4183 { ICE_PROT_UDP_IL_OR_S, 1, 2 },
4185 { ICE_PROT_SCTP_IL, 1, 0 },
4186 { ICE_PROT_SCTP_IL, 1, 2 }
4189 #define ICE_FD_SRC_DST_PAIR_COUNT ARRAY_SIZE(ice_fd_pairs)
4192 * ice_update_fd_swap - set register appropriately for a FD FV extraction
4193 * @hw: pointer to the HW struct
4194 * @prof_id: profile ID
4195 * @es: extraction sequence (length of array is determined by the block)
4197 static enum ice_status
4198 ice_update_fd_swap(struct ice_hw *hw, u16 prof_id, struct ice_fv_word *es)
4200 ice_declare_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
4201 u8 pair_start[ICE_FD_SRC_DST_PAIR_COUNT] = { 0 };
4202 #define ICE_FD_FV_NOT_FOUND (-2)
4203 s8 first_free = ICE_FD_FV_NOT_FOUND;
4204 u8 used[ICE_MAX_FV_WORDS] = { 0 };
4209 ice_zero_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
4211 ice_init_fd_mask_regs(hw);
4213 /* This code assumes that the Flow Director field vectors are assigned
4214 * from the end of the FV indexes working towards the zero index, that
4215 * only complete fields will be included and will be consecutive, and
4216 * that there are no gaps between valid indexes.
4219 /* Determine swap fields present */
4220 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
4221 /* Find the first free entry, assuming right to left population.
4222 * This is where we can start adding additional pairs if needed.
4224 if (first_free == ICE_FD_FV_NOT_FOUND && es[i].prot_id !=
4228 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++) {
4229 if (es[i].prot_id == ice_fd_pairs[j].prot_id &&
4230 es[i].off == ice_fd_pairs[j].off) {
4231 ice_set_bit(j, pair_list);
4237 orig_free = first_free;
4239 /* determine missing swap fields that need to be added */
4240 for (i = 0; i < ICE_FD_SRC_DST_PAIR_COUNT; i += 2) {
4241 u8 bit1 = ice_is_bit_set(pair_list, i + 1);
4242 u8 bit0 = ice_is_bit_set(pair_list, i);
4247 /* add the appropriate 'paired' entry */
4253 /* check for room */
4254 if (first_free + 1 < (s8)ice_fd_pairs[index].count)
4255 return ICE_ERR_MAX_LIMIT;
4257 /* place in extraction sequence */
4258 for (k = 0; k < ice_fd_pairs[index].count; k++) {
4259 es[first_free - k].prot_id =
4260 ice_fd_pairs[index].prot_id;
4261 es[first_free - k].off =
4262 ice_fd_pairs[index].off + (k * 2);
4265 return ICE_ERR_OUT_OF_RANGE;
4267 /* keep track of non-relevant fields */
4268 mask_sel |= 1 << (first_free - k);
4271 pair_start[index] = first_free;
4272 first_free -= ice_fd_pairs[index].count;
4276 /* fill in the swap array */
4277 si = hw->blk[ICE_BLK_FD].es.fvw - 1;
4279 u8 indexes_used = 1;
4281 /* assume flat at this index */
4282 #define ICE_SWAP_VALID 0x80
4283 used[si] = si | ICE_SWAP_VALID;
4285 if (orig_free == ICE_FD_FV_NOT_FOUND || si <= orig_free) {
4290 /* check for a swap location */
4291 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++) {
4292 if (es[si].prot_id == ice_fd_pairs[j].prot_id &&
4293 es[si].off == ice_fd_pairs[j].off) {
4296 /* determine the appropriate matching field */
4297 idx = j + ((j % 2) ? -1 : 1);
4299 indexes_used = ice_fd_pairs[idx].count;
4300 for (k = 0; k < indexes_used; k++) {
4301 used[si - k] = (pair_start[idx] - k) |
4312 /* for each set of 4 swap indexes, write the appropriate register */
4313 for (j = 0; j < hw->blk[ICE_BLK_FD].es.fvw / 4; j++) {
4316 for (k = 0; k < 4; k++) {
4321 raw_entry |= used[idx] << (k * BITS_PER_BYTE);
4324 /* write the appropriate register set, based on HW block */
4325 wr32(hw, GLQF_FDSWAP(prof_id, j), raw_entry);
4327 ice_debug(hw, ICE_DBG_INIT, "swap wr(%d, %d): %x = %x\n",
4328 prof_id, j, GLQF_FDSWAP(prof_id, j), raw_entry);
4331 /* update the masks for this profile to be sure we ignore fields that
4332 * are not relevant to our match criteria
4334 ice_update_fd_mask(hw, prof_id, mask_sel);
4340 * ice_add_prof_with_mask - add profile
4341 * @hw: pointer to the HW struct
4342 * @blk: hardware block
4343 * @id: profile tracking ID
4344 * @ptypes: array of bitmaps indicating ptypes (ICE_FLOW_PTYPE_MAX bits)
4345 * @es: extraction sequence (length of array is determined by the block)
4346 * @masks: extraction sequence (length of array is determined by the block)
4348 * This function registers a profile, which matches a set of PTYPES with a
4349 * particular extraction sequence. While the hardware profile is allocated
4350 * it will not be written until the first call to ice_add_flow that specifies
4351 * the ID value used here.
4354 ice_add_prof_with_mask(struct ice_hw *hw, enum ice_block blk, u64 id,
4355 u8 ptypes[], struct ice_fv_word *es, u16 *masks)
4357 u32 bytes = DIVIDE_AND_ROUND_UP(ICE_FLOW_PTYPE_MAX, BITS_PER_BYTE);
4358 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
4359 struct ice_prof_map *prof;
4360 enum ice_status status;
4364 ice_zero_bitmap(ptgs_used, ICE_XLT1_CNT);
4366 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4368 /* search for existing profile */
4369 status = ice_find_prof_id_with_mask(hw, blk, es, masks, &prof_id);
4371 /* allocate profile ID */
4372 status = ice_alloc_prof_id(hw, blk, &prof_id);
4374 goto err_ice_add_prof;
4375 if (blk == ICE_BLK_FD) {
4376 /* For Flow Director block, the extraction sequence may
4377 * need to be altered in the case where there are paired
4378 * fields that have no match. This is necessary because
4379 * for Flow Director, src and dest fields need to paired
4380 * for filter programming and these values are swapped
4383 status = ice_update_fd_swap(hw, prof_id, es);
4385 goto err_ice_add_prof;
4387 status = ice_update_prof_masking(hw, blk, prof_id, es, masks);
4389 goto err_ice_add_prof;
4391 /* and write new es */
4392 ice_write_es(hw, blk, prof_id, es);
4395 ice_prof_inc_ref(hw, blk, prof_id);
4397 /* add profile info */
4399 prof = (struct ice_prof_map *)ice_malloc(hw, sizeof(*prof));
4401 goto err_ice_add_prof;
4403 prof->profile_cookie = id;
4404 prof->prof_id = prof_id;
4408 /* build list of ptgs */
4409 while (bytes && prof->ptg_cnt < ICE_MAX_PTG_PER_PROFILE) {
4412 if (!ptypes[byte]) {
4417 /* Examine 8 bits per byte */
4418 for (bit = 0; bit < 8; bit++) {
4419 if (ptypes[byte] & BIT(bit)) {
4424 ptype = byte * BITS_PER_BYTE + bit;
4426 /* The package should place all ptypes in a
4427 * non-zero PTG, so the following call should
4430 if (ice_ptg_find_ptype(hw, blk, ptype, &ptg))
4433 /* If PTG is already added, skip and continue */
4434 if (ice_is_bit_set(ptgs_used, ptg))
4437 ice_set_bit(ptg, ptgs_used);
4438 prof->ptg[prof->ptg_cnt] = ptg;
4440 if (++prof->ptg_cnt >= ICE_MAX_PTG_PER_PROFILE)
4443 /* nothing left in byte, then exit */
4444 m = ~((1 << (bit + 1)) - 1);
4445 if (!(ptypes[byte] & m))
4454 LIST_ADD(&prof->list, &hw->blk[blk].es.prof_map);
4455 status = ICE_SUCCESS;
4458 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4463 * ice_add_prof - add profile
4464 * @hw: pointer to the HW struct
4465 * @blk: hardware block
4466 * @id: profile tracking ID
4467 * @ptypes: array of bitmaps indicating ptypes (ICE_FLOW_PTYPE_MAX bits)
4468 * @es: extraction sequence (length of array is determined by the block)
4470 * This function registers a profile, which matches a set of PTGs with a
4471 * particular extraction sequence. While the hardware profile is allocated
4472 * it will not be written until the first call to ice_add_flow that specifies
4473 * the ID value used here.
4476 ice_add_prof(struct ice_hw *hw, enum ice_block blk, u64 id, u8 ptypes[],
4477 struct ice_fv_word *es)
4479 u32 bytes = DIVIDE_AND_ROUND_UP(ICE_FLOW_PTYPE_MAX, BITS_PER_BYTE);
4480 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
4481 struct ice_prof_map *prof;
4482 enum ice_status status;
4486 ice_zero_bitmap(ptgs_used, ICE_XLT1_CNT);
4488 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4490 /* search for existing profile */
4491 status = ice_find_prof_id(hw, blk, es, &prof_id);
4493 /* allocate profile ID */
4494 status = ice_alloc_prof_id(hw, blk, &prof_id);
4496 goto err_ice_add_prof;
4497 if (blk == ICE_BLK_FD) {
4498 /* For Flow Director block, the extraction sequence may
4499 * need to be altered in the case where there are paired
4500 * fields that have no match. This is necessary because
4501 * for Flow Director, src and dest fields need to paired
4502 * for filter programming and these values are swapped
4505 status = ice_update_fd_swap(hw, prof_id, es);
4507 goto err_ice_add_prof;
4510 /* and write new es */
4511 ice_write_es(hw, blk, prof_id, es);
4514 ice_prof_inc_ref(hw, blk, prof_id);
4516 /* add profile info */
4518 prof = (struct ice_prof_map *)ice_malloc(hw, sizeof(*prof));
4520 goto err_ice_add_prof;
4522 prof->profile_cookie = id;
4523 prof->prof_id = prof_id;
4527 /* build list of ptgs */
4528 while (bytes && prof->ptg_cnt < ICE_MAX_PTG_PER_PROFILE) {
4531 if (!ptypes[byte]) {
4536 /* Examine 8 bits per byte */
4537 for (bit = 0; bit < 8; bit++) {
4538 if (ptypes[byte] & BIT(bit)) {
4543 ptype = byte * BITS_PER_BYTE + bit;
4545 /* The package should place all ptypes in a
4546 * non-zero PTG, so the following call should
4549 if (ice_ptg_find_ptype(hw, blk, ptype, &ptg))
4552 /* If PTG is already added, skip and continue */
4553 if (ice_is_bit_set(ptgs_used, ptg))
4556 ice_set_bit(ptg, ptgs_used);
4557 prof->ptg[prof->ptg_cnt] = ptg;
4559 if (++prof->ptg_cnt >= ICE_MAX_PTG_PER_PROFILE)
4562 /* nothing left in byte, then exit */
4563 m = ~((1 << (bit + 1)) - 1);
4564 if (!(ptypes[byte] & m))
4573 LIST_ADD(&prof->list, &hw->blk[blk].es.prof_map);
4574 status = ICE_SUCCESS;
4577 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4582 * ice_search_prof_id_low - Search for a profile tracking ID low level
4583 * @hw: pointer to the HW struct
4584 * @blk: hardware block
4585 * @id: profile tracking ID
4587 * This will search for a profile tracking ID which was previously added. This
4588 * version assumes that the caller has already acquired the prof map lock.
4590 static struct ice_prof_map *
4591 ice_search_prof_id_low(struct ice_hw *hw, enum ice_block blk, u64 id)
4593 struct ice_prof_map *entry = NULL;
4594 struct ice_prof_map *map;
4596 LIST_FOR_EACH_ENTRY(map, &hw->blk[blk].es.prof_map, ice_prof_map,
4598 if (map->profile_cookie == id) {
4608 * ice_search_prof_id - Search for a profile tracking ID
4609 * @hw: pointer to the HW struct
4610 * @blk: hardware block
4611 * @id: profile tracking ID
4613 * This will search for a profile tracking ID which was previously added.
4615 struct ice_prof_map *
4616 ice_search_prof_id(struct ice_hw *hw, enum ice_block blk, u64 id)
4618 struct ice_prof_map *entry;
4620 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4621 entry = ice_search_prof_id_low(hw, blk, id);
4622 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4628 * ice_vsig_prof_id_count - count profiles in a VSIG
4629 * @hw: pointer to the HW struct
4630 * @blk: hardware block
4631 * @vsig: VSIG to remove the profile from
4634 ice_vsig_prof_id_count(struct ice_hw *hw, enum ice_block blk, u16 vsig)
4636 u16 idx = vsig & ICE_VSIG_IDX_M, count = 0;
4637 struct ice_vsig_prof *p;
4639 LIST_FOR_EACH_ENTRY(p, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4640 ice_vsig_prof, list) {
4648 * ice_rel_tcam_idx - release a TCAM index
4649 * @hw: pointer to the HW struct
4650 * @blk: hardware block
4651 * @idx: the index to release
4653 static enum ice_status
4654 ice_rel_tcam_idx(struct ice_hw *hw, enum ice_block blk, u16 idx)
4656 /* Masks to invoke a never match entry */
4657 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
4658 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFE, 0xFF, 0xFF, 0xFF, 0xFF };
4659 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4660 enum ice_status status;
4662 /* write the TCAM entry */
4663 status = ice_tcam_write_entry(hw, blk, idx, 0, 0, 0, 0, 0, vl_msk,
4668 /* release the TCAM entry */
4669 status = ice_free_tcam_ent(hw, blk, idx);
4675 * ice_rem_prof_id - remove one profile from a VSIG
4676 * @hw: pointer to the HW struct
4677 * @blk: hardware block
4678 * @prof: pointer to profile structure to remove
4680 static enum ice_status
4681 ice_rem_prof_id(struct ice_hw *hw, enum ice_block blk,
4682 struct ice_vsig_prof *prof)
4684 enum ice_status status;
4687 for (i = 0; i < prof->tcam_count; i++) {
4688 if (prof->tcam[i].in_use) {
4689 prof->tcam[i].in_use = false;
4690 status = ice_rel_tcam_idx(hw, blk,
4691 prof->tcam[i].tcam_idx);
4693 return ICE_ERR_HW_TABLE;
4701 * ice_rem_vsig - remove VSIG
4702 * @hw: pointer to the HW struct
4703 * @blk: hardware block
4704 * @vsig: the VSIG to remove
4705 * @chg: the change list
4707 static enum ice_status
4708 ice_rem_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4709 struct LIST_HEAD_TYPE *chg)
4711 u16 idx = vsig & ICE_VSIG_IDX_M;
4712 struct ice_vsig_vsi *vsi_cur;
4713 struct ice_vsig_prof *d, *t;
4714 enum ice_status status;
4716 /* remove TCAM entries */
4717 LIST_FOR_EACH_ENTRY_SAFE(d, t,
4718 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4719 ice_vsig_prof, list) {
4720 status = ice_rem_prof_id(hw, blk, d);
4728 /* Move all VSIS associated with this VSIG to the default VSIG */
4729 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
4730 /* If the VSIG has at least 1 VSI then iterate through the list
4731 * and remove the VSIs before deleting the group.
4735 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
4736 struct ice_chs_chg *p;
4738 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4740 return ICE_ERR_NO_MEMORY;
4742 p->type = ICE_VSIG_REM;
4743 p->orig_vsig = vsig;
4744 p->vsig = ICE_DEFAULT_VSIG;
4745 p->vsi = vsi_cur - hw->blk[blk].xlt2.vsis;
4747 LIST_ADD(&p->list_entry, chg);
4753 status = ice_vsig_free(hw, blk, vsig);
4759 * ice_rem_prof_id_vsig - remove a specific profile from a VSIG
4760 * @hw: pointer to the HW struct
4761 * @blk: hardware block
4762 * @vsig: VSIG to remove the profile from
4763 * @hdl: profile handle indicating which profile to remove
4764 * @chg: list to receive a record of changes
4766 static enum ice_status
4767 ice_rem_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
4768 struct LIST_HEAD_TYPE *chg)
4770 u16 idx = vsig & ICE_VSIG_IDX_M;
4771 struct ice_vsig_prof *p, *t;
4772 enum ice_status status;
4774 LIST_FOR_EACH_ENTRY_SAFE(p, t,
4775 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4776 ice_vsig_prof, list) {
4777 if (p->profile_cookie == hdl) {
4778 if (ice_vsig_prof_id_count(hw, blk, vsig) == 1)
4779 /* this is the last profile, remove the VSIG */
4780 return ice_rem_vsig(hw, blk, vsig, chg);
4782 status = ice_rem_prof_id(hw, blk, p);
4791 return ICE_ERR_DOES_NOT_EXIST;
4795 * ice_rem_flow_all - remove all flows with a particular profile
4796 * @hw: pointer to the HW struct
4797 * @blk: hardware block
4798 * @id: profile tracking ID
4800 static enum ice_status
4801 ice_rem_flow_all(struct ice_hw *hw, enum ice_block blk, u64 id)
4803 struct ice_chs_chg *del, *tmp;
4804 struct LIST_HEAD_TYPE chg;
4805 enum ice_status status;
4808 INIT_LIST_HEAD(&chg);
4810 for (i = 1; i < ICE_MAX_VSIGS; i++) {
4811 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use) {
4812 if (ice_has_prof_vsig(hw, blk, i, id)) {
4813 status = ice_rem_prof_id_vsig(hw, blk, i, id,
4816 goto err_ice_rem_flow_all;
4821 status = ice_upd_prof_hw(hw, blk, &chg);
4823 err_ice_rem_flow_all:
4824 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
4825 LIST_DEL(&del->list_entry);
4833 * ice_rem_prof - remove profile
4834 * @hw: pointer to the HW struct
4835 * @blk: hardware block
4836 * @id: profile tracking ID
4838 * This will remove the profile specified by the ID parameter, which was
4839 * previously created through ice_add_prof. If any existing entries
4840 * are associated with this profile, they will be removed as well.
4842 enum ice_status ice_rem_prof(struct ice_hw *hw, enum ice_block blk, u64 id)
4844 struct ice_prof_map *pmap;
4845 enum ice_status status;
4847 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4849 pmap = ice_search_prof_id_low(hw, blk, id);
4851 status = ICE_ERR_DOES_NOT_EXIST;
4852 goto err_ice_rem_prof;
4855 /* remove all flows with this profile */
4856 status = ice_rem_flow_all(hw, blk, pmap->profile_cookie);
4858 goto err_ice_rem_prof;
4860 /* dereference profile, and possibly remove */
4861 ice_prof_dec_ref(hw, blk, pmap->prof_id);
4863 LIST_DEL(&pmap->list);
4866 status = ICE_SUCCESS;
4869 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4874 * ice_get_prof - get profile
4875 * @hw: pointer to the HW struct
4876 * @blk: hardware block
4877 * @hdl: profile handle
4880 static enum ice_status
4881 ice_get_prof(struct ice_hw *hw, enum ice_block blk, u64 hdl,
4882 struct LIST_HEAD_TYPE *chg)
4884 struct ice_prof_map *map;
4885 struct ice_chs_chg *p;
4888 /* Get the details on the profile specified by the handle ID */
4889 map = ice_search_prof_id(hw, blk, hdl);
4891 return ICE_ERR_DOES_NOT_EXIST;
4893 for (i = 0; i < map->ptg_cnt; i++) {
4894 if (!hw->blk[blk].es.written[map->prof_id]) {
4895 /* add ES to change list */
4896 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4898 goto err_ice_get_prof;
4900 p->type = ICE_PTG_ES_ADD;
4902 p->ptg = map->ptg[i];
4906 p->prof_id = map->prof_id;
4908 hw->blk[blk].es.written[map->prof_id] = true;
4910 LIST_ADD(&p->list_entry, chg);
4917 /* let caller clean up the change list */
4918 return ICE_ERR_NO_MEMORY;
4922 * ice_get_profs_vsig - get a copy of the list of profiles from a VSIG
4923 * @hw: pointer to the HW struct
4924 * @blk: hardware block
4925 * @vsig: VSIG from which to copy the list
4928 * This routine makes a copy of the list of profiles in the specified VSIG.
4930 static enum ice_status
4931 ice_get_profs_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4932 struct LIST_HEAD_TYPE *lst)
4934 struct ice_vsig_prof *ent1, *ent2;
4935 u16 idx = vsig & ICE_VSIG_IDX_M;
4937 LIST_FOR_EACH_ENTRY(ent1, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4938 ice_vsig_prof, list) {
4939 struct ice_vsig_prof *p;
4941 /* copy to the input list */
4942 p = (struct ice_vsig_prof *)ice_memdup(hw, ent1, sizeof(*p),
4943 ICE_NONDMA_TO_NONDMA);
4945 goto err_ice_get_profs_vsig;
4947 LIST_ADD_TAIL(&p->list, lst);
4952 err_ice_get_profs_vsig:
4953 LIST_FOR_EACH_ENTRY_SAFE(ent1, ent2, lst, ice_vsig_prof, list) {
4954 LIST_DEL(&ent1->list);
4958 return ICE_ERR_NO_MEMORY;
4962 * ice_add_prof_to_lst - add profile entry to a list
4963 * @hw: pointer to the HW struct
4964 * @blk: hardware block
4965 * @lst: the list to be added to
4966 * @hdl: profile handle of entry to add
4968 static enum ice_status
4969 ice_add_prof_to_lst(struct ice_hw *hw, enum ice_block blk,
4970 struct LIST_HEAD_TYPE *lst, u64 hdl)
4972 struct ice_vsig_prof *p;
4973 struct ice_prof_map *map;
4976 map = ice_search_prof_id(hw, blk, hdl);
4978 return ICE_ERR_DOES_NOT_EXIST;
4980 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
4982 return ICE_ERR_NO_MEMORY;
4984 p->profile_cookie = map->profile_cookie;
4985 p->prof_id = map->prof_id;
4986 p->tcam_count = map->ptg_cnt;
4988 for (i = 0; i < map->ptg_cnt; i++) {
4989 p->tcam[i].prof_id = map->prof_id;
4990 p->tcam[i].tcam_idx = ICE_INVALID_TCAM;
4991 p->tcam[i].ptg = map->ptg[i];
4994 LIST_ADD(&p->list, lst);
5000 * ice_move_vsi - move VSI to another VSIG
5001 * @hw: pointer to the HW struct
5002 * @blk: hardware block
5003 * @vsi: the VSI to move
5004 * @vsig: the VSIG to move the VSI to
5005 * @chg: the change list
5007 static enum ice_status
5008 ice_move_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig,
5009 struct LIST_HEAD_TYPE *chg)
5011 enum ice_status status;
5012 struct ice_chs_chg *p;
5015 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5017 return ICE_ERR_NO_MEMORY;
5019 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
5021 status = ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
5028 p->type = ICE_VSI_MOVE;
5030 p->orig_vsig = orig_vsig;
5033 LIST_ADD(&p->list_entry, chg);
5039 * ice_prof_tcam_ena_dis - add enable or disable TCAM change
5040 * @hw: pointer to the HW struct
5041 * @blk: hardware block
5042 * @enable: true to enable, false to disable
5043 * @vsig: the vsig of the TCAM entry
5044 * @tcam: pointer the TCAM info structure of the TCAM to disable
5045 * @chg: the change list
5047 * This function appends an enable or disable TCAM entry in the change log
5049 static enum ice_status
5050 ice_prof_tcam_ena_dis(struct ice_hw *hw, enum ice_block blk, bool enable,
5051 u16 vsig, struct ice_tcam_inf *tcam,
5052 struct LIST_HEAD_TYPE *chg)
5054 enum ice_status status;
5055 struct ice_chs_chg *p;
5057 /* Default: enable means change the low flag bit to don't care */
5058 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
5059 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
5060 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
5062 /* if disabling, free the tcam */
5064 status = ice_free_tcam_ent(hw, blk, tcam->tcam_idx);
5070 /* for re-enabling, reallocate a tcam */
5071 status = ice_alloc_tcam_ent(hw, blk, &tcam->tcam_idx);
5075 /* add TCAM to change list */
5076 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5078 return ICE_ERR_NO_MEMORY;
5080 status = ice_tcam_write_entry(hw, blk, tcam->tcam_idx, tcam->prof_id,
5081 tcam->ptg, vsig, 0, 0, vl_msk, dc_msk,
5084 goto err_ice_prof_tcam_ena_dis;
5088 p->type = ICE_TCAM_ADD;
5089 p->add_tcam_idx = true;
5090 p->prof_id = tcam->prof_id;
5093 p->tcam_idx = tcam->tcam_idx;
5096 LIST_ADD(&p->list_entry, chg);
5100 err_ice_prof_tcam_ena_dis:
5106 * ice_adj_prof_priorities - adjust profile based on priorities
5107 * @hw: pointer to the HW struct
5108 * @blk: hardware block
5109 * @vsig: the VSIG for which to adjust profile priorities
5110 * @chg: the change list
5112 static enum ice_status
5113 ice_adj_prof_priorities(struct ice_hw *hw, enum ice_block blk, u16 vsig,
5114 struct LIST_HEAD_TYPE *chg)
5116 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
5117 struct ice_vsig_prof *t;
5118 enum ice_status status;
5121 ice_zero_bitmap(ptgs_used, ICE_XLT1_CNT);
5122 idx = vsig & ICE_VSIG_IDX_M;
5124 /* Priority is based on the order in which the profiles are added. The
5125 * newest added profile has highest priority and the oldest added
5126 * profile has the lowest priority. Since the profile property list for
5127 * a VSIG is sorted from newest to oldest, this code traverses the list
5128 * in order and enables the first of each PTG that it finds (that is not
5129 * already enabled); it also disables any duplicate PTGs that it finds
5130 * in the older profiles (that are currently enabled).
5133 LIST_FOR_EACH_ENTRY(t, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
5134 ice_vsig_prof, list) {
5137 for (i = 0; i < t->tcam_count; i++) {
5138 /* Scan the priorities from newest to oldest.
5139 * Make sure that the newest profiles take priority.
5141 if (ice_is_bit_set(ptgs_used, t->tcam[i].ptg) &&
5142 t->tcam[i].in_use) {
5143 /* need to mark this PTG as never match, as it
5144 * was already in use and therefore duplicate
5145 * (and lower priority)
5147 status = ice_prof_tcam_ena_dis(hw, blk, false,
5153 } else if (!ice_is_bit_set(ptgs_used, t->tcam[i].ptg) &&
5154 !t->tcam[i].in_use) {
5155 /* need to enable this PTG, as it in not in use
5156 * and not enabled (highest priority)
5158 status = ice_prof_tcam_ena_dis(hw, blk, true,
5166 /* keep track of used ptgs */
5167 ice_set_bit(t->tcam[i].ptg, ptgs_used);
5175 * ice_add_prof_id_vsig - add profile to VSIG
5176 * @hw: pointer to the HW struct
5177 * @blk: hardware block
5178 * @vsig: the VSIG to which this profile is to be added
5179 * @hdl: the profile handle indicating the profile to add
5180 * @chg: the change list
5182 static enum ice_status
5183 ice_add_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
5184 struct LIST_HEAD_TYPE *chg)
5186 /* Masks that ignore flags */
5187 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
5188 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0x00, 0x00, 0x00 };
5189 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
5190 struct ice_prof_map *map;
5191 struct ice_vsig_prof *t;
5192 struct ice_chs_chg *p;
5195 /* Get the details on the profile specified by the handle ID */
5196 map = ice_search_prof_id(hw, blk, hdl);
5198 return ICE_ERR_DOES_NOT_EXIST;
5200 /* Error, if this VSIG already has this profile */
5201 if (ice_has_prof_vsig(hw, blk, vsig, hdl))
5202 return ICE_ERR_ALREADY_EXISTS;
5204 /* new VSIG profile structure */
5205 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
5207 goto err_ice_add_prof_id_vsig;
5209 t->profile_cookie = map->profile_cookie;
5210 t->prof_id = map->prof_id;
5211 t->tcam_count = map->ptg_cnt;
5213 /* create TCAM entries */
5214 for (i = 0; i < map->ptg_cnt; i++) {
5215 enum ice_status status;
5218 /* add TCAM to change list */
5219 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5221 goto err_ice_add_prof_id_vsig;
5223 /* allocate the TCAM entry index */
5224 status = ice_alloc_tcam_ent(hw, blk, &tcam_idx);
5227 goto err_ice_add_prof_id_vsig;
5230 t->tcam[i].ptg = map->ptg[i];
5231 t->tcam[i].prof_id = map->prof_id;
5232 t->tcam[i].tcam_idx = tcam_idx;
5233 t->tcam[i].in_use = true;
5235 p->type = ICE_TCAM_ADD;
5236 p->add_tcam_idx = true;
5237 p->prof_id = t->tcam[i].prof_id;
5238 p->ptg = t->tcam[i].ptg;
5240 p->tcam_idx = t->tcam[i].tcam_idx;
5242 /* write the TCAM entry */
5243 status = ice_tcam_write_entry(hw, blk, t->tcam[i].tcam_idx,
5245 t->tcam[i].ptg, vsig, 0, 0,
5246 vl_msk, dc_msk, nm_msk);
5248 goto err_ice_add_prof_id_vsig;
5251 LIST_ADD(&p->list_entry, chg);
5254 /* add profile to VSIG */
5256 &hw->blk[blk].xlt2.vsig_tbl[(vsig & ICE_VSIG_IDX_M)].prop_lst);
5260 err_ice_add_prof_id_vsig:
5261 /* let caller clean up the change list */
5263 return ICE_ERR_NO_MEMORY;
5267 * ice_create_prof_id_vsig - add a new VSIG with a single profile
5268 * @hw: pointer to the HW struct
5269 * @blk: hardware block
5270 * @vsi: the initial VSI that will be in VSIG
5271 * @hdl: the profile handle of the profile that will be added to the VSIG
5272 * @chg: the change list
5274 static enum ice_status
5275 ice_create_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl,
5276 struct LIST_HEAD_TYPE *chg)
5278 enum ice_status status;
5279 struct ice_chs_chg *p;
5282 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5284 return ICE_ERR_NO_MEMORY;
5286 new_vsig = ice_vsig_alloc(hw, blk);
5288 status = ICE_ERR_HW_TABLE;
5289 goto err_ice_create_prof_id_vsig;
5292 status = ice_move_vsi(hw, blk, vsi, new_vsig, chg);
5294 goto err_ice_create_prof_id_vsig;
5296 status = ice_add_prof_id_vsig(hw, blk, new_vsig, hdl, chg);
5298 goto err_ice_create_prof_id_vsig;
5300 p->type = ICE_VSIG_ADD;
5302 p->orig_vsig = ICE_DEFAULT_VSIG;
5305 LIST_ADD(&p->list_entry, chg);
5309 err_ice_create_prof_id_vsig:
5310 /* let caller clean up the change list */
5316 * ice_create_vsig_from_list - create a new VSIG with a list of profiles
5317 * @hw: pointer to the HW struct
5318 * @blk: hardware block
5319 * @vsi: the initial VSI that will be in VSIG
5320 * @lst: the list of profile that will be added to the VSIG
5321 * @chg: the change list
5323 static enum ice_status
5324 ice_create_vsig_from_lst(struct ice_hw *hw, enum ice_block blk, u16 vsi,
5325 struct LIST_HEAD_TYPE *lst, struct LIST_HEAD_TYPE *chg)
5327 struct ice_vsig_prof *t;
5328 enum ice_status status;
5331 vsig = ice_vsig_alloc(hw, blk);
5333 return ICE_ERR_HW_TABLE;
5335 status = ice_move_vsi(hw, blk, vsi, vsig, chg);
5339 LIST_FOR_EACH_ENTRY(t, lst, ice_vsig_prof, list) {
5340 status = ice_add_prof_id_vsig(hw, blk, vsig, t->profile_cookie,
5350 * ice_find_prof_vsig - find a VSIG with a specific profile handle
5351 * @hw: pointer to the HW struct
5352 * @blk: hardware block
5353 * @hdl: the profile handle of the profile to search for
5354 * @vsig: returns the VSIG with the matching profile
5357 ice_find_prof_vsig(struct ice_hw *hw, enum ice_block blk, u64 hdl, u16 *vsig)
5359 struct ice_vsig_prof *t;
5360 struct LIST_HEAD_TYPE lst;
5361 enum ice_status status;
5363 INIT_LIST_HEAD(&lst);
5365 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
5369 t->profile_cookie = hdl;
5370 LIST_ADD(&t->list, &lst);
5372 status = ice_find_dup_props_vsig(hw, blk, &lst, vsig);
5377 return status == ICE_SUCCESS;
5381 * ice_add_vsi_flow - add VSI flow
5382 * @hw: pointer to the HW struct
5383 * @blk: hardware block
5385 * @vsig: target VSIG to include the input VSI
5387 * Calling this function will add the VSI to a given VSIG and
5388 * update the HW tables accordingly. This call can be used to
5389 * add multiple VSIs to a VSIG if we know beforehand that those
5390 * VSIs have the same characteristics of the VSIG. This will
5391 * save time in generating a new VSIG and TCAMs till a match is
5392 * found and subsequent rollback when a matching VSIG is found.
5395 ice_add_vsi_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
5397 struct ice_chs_chg *tmp, *del;
5398 struct LIST_HEAD_TYPE chg;
5399 enum ice_status status;
5401 /* if target VSIG is default the move is invalid */
5402 if ((vsig & ICE_VSIG_IDX_M) == ICE_DEFAULT_VSIG)
5403 return ICE_ERR_PARAM;
5405 INIT_LIST_HEAD(&chg);
5407 /* move VSI to the VSIG that matches */
5408 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5409 /* update hardware if success */
5411 status = ice_upd_prof_hw(hw, blk, &chg);
5413 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5414 LIST_DEL(&del->list_entry);
5422 * ice_add_prof_id_flow - add profile flow
5423 * @hw: pointer to the HW struct
5424 * @blk: hardware block
5425 * @vsi: the VSI to enable with the profile specified by ID
5426 * @hdl: profile handle
5428 * Calling this function will update the hardware tables to enable the
5429 * profile indicated by the ID parameter for the VSIs specified in the VSI
5430 * array. Once successfully called, the flow will be enabled.
5433 ice_add_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
5435 struct ice_vsig_prof *tmp1, *del1;
5436 struct LIST_HEAD_TYPE union_lst;
5437 struct ice_chs_chg *tmp, *del;
5438 struct LIST_HEAD_TYPE chrs;
5439 struct LIST_HEAD_TYPE chg;
5440 enum ice_status status;
5441 u16 vsig, or_vsig = 0;
5443 INIT_LIST_HEAD(&union_lst);
5444 INIT_LIST_HEAD(&chrs);
5445 INIT_LIST_HEAD(&chg);
5448 status = ice_get_prof(hw, blk, hdl, &chg);
5452 /* determine if VSI is already part of a VSIG */
5453 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
5454 if (!status && vsig) {
5461 /* make sure that there is no overlap/conflict between the new
5462 * characteristics and the existing ones; we don't support that
5465 if (ice_has_prof_vsig(hw, blk, vsig, hdl)) {
5466 status = ICE_ERR_ALREADY_EXISTS;
5467 goto err_ice_add_prof_id_flow;
5470 /* last VSI in the VSIG? */
5471 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
5473 goto err_ice_add_prof_id_flow;
5474 only_vsi = (ref == 1);
5476 /* create a union of the current profiles and the one being
5479 status = ice_get_profs_vsig(hw, blk, vsig, &union_lst);
5481 goto err_ice_add_prof_id_flow;
5483 status = ice_add_prof_to_lst(hw, blk, &union_lst, hdl);
5485 goto err_ice_add_prof_id_flow;
5487 /* search for an existing VSIG with an exact charc match */
5488 status = ice_find_dup_props_vsig(hw, blk, &union_lst, &vsig);
5490 /* move VSI to the VSIG that matches */
5491 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5493 goto err_ice_add_prof_id_flow;
5495 /* VSI has been moved out of or_vsig. If the or_vsig had
5496 * only that VSI it is now empty and can be removed.
5499 status = ice_rem_vsig(hw, blk, or_vsig, &chg);
5501 goto err_ice_add_prof_id_flow;
5503 } else if (only_vsi) {
5504 /* If the original VSIG only contains one VSI, then it
5505 * will be the requesting VSI. In this case the VSI is
5506 * not sharing entries and we can simply add the new
5507 * profile to the VSIG.
5509 status = ice_add_prof_id_vsig(hw, blk, vsig, hdl, &chg);
5511 goto err_ice_add_prof_id_flow;
5513 /* Adjust priorities */
5514 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
5516 goto err_ice_add_prof_id_flow;
5518 /* No match, so we need a new VSIG */
5519 status = ice_create_vsig_from_lst(hw, blk, vsi,
5522 goto err_ice_add_prof_id_flow;
5524 /* Adjust priorities */
5525 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
5527 goto err_ice_add_prof_id_flow;
5530 /* need to find or add a VSIG */
5531 /* search for an existing VSIG with an exact charc match */
5532 if (ice_find_prof_vsig(hw, blk, hdl, &vsig)) {
5533 /* found an exact match */
5534 /* add or move VSI to the VSIG that matches */
5535 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5537 goto err_ice_add_prof_id_flow;
5539 /* we did not find an exact match */
5540 /* we need to add a VSIG */
5541 status = ice_create_prof_id_vsig(hw, blk, vsi, hdl,
5544 goto err_ice_add_prof_id_flow;
5548 /* update hardware */
5550 status = ice_upd_prof_hw(hw, blk, &chg);
5552 err_ice_add_prof_id_flow:
5553 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5554 LIST_DEL(&del->list_entry);
5558 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &union_lst, ice_vsig_prof, list) {
5559 LIST_DEL(&del1->list);
5563 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &chrs, ice_vsig_prof, list) {
5564 LIST_DEL(&del1->list);
5572 * ice_rem_prof_from_list - remove a profile from list
5573 * @hw: pointer to the HW struct
5574 * @lst: list to remove the profile from
5575 * @hdl: the profile handle indicating the profile to remove
5577 static enum ice_status
5578 ice_rem_prof_from_list(struct ice_hw *hw, struct LIST_HEAD_TYPE *lst, u64 hdl)
5580 struct ice_vsig_prof *ent, *tmp;
5582 LIST_FOR_EACH_ENTRY_SAFE(ent, tmp, lst, ice_vsig_prof, list) {
5583 if (ent->profile_cookie == hdl) {
5584 LIST_DEL(&ent->list);
5590 return ICE_ERR_DOES_NOT_EXIST;
5594 * ice_rem_prof_id_flow - remove flow
5595 * @hw: pointer to the HW struct
5596 * @blk: hardware block
5597 * @vsi: the VSI from which to remove the profile specified by ID
5598 * @hdl: profile tracking handle
5600 * Calling this function will update the hardware tables to remove the
5601 * profile indicated by the ID parameter for the VSIs specified in the VSI
5602 * array. Once successfully called, the flow will be disabled.
5605 ice_rem_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
5607 struct ice_vsig_prof *tmp1, *del1;
5608 struct LIST_HEAD_TYPE chg, copy;
5609 struct ice_chs_chg *tmp, *del;
5610 enum ice_status status;
5613 INIT_LIST_HEAD(©);
5614 INIT_LIST_HEAD(&chg);
5616 /* determine if VSI is already part of a VSIG */
5617 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
5618 if (!status && vsig) {
5624 last_profile = ice_vsig_prof_id_count(hw, blk, vsig) == 1;
5625 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
5627 goto err_ice_rem_prof_id_flow;
5628 only_vsi = (ref == 1);
5631 /* If the original VSIG only contains one reference,
5632 * which will be the requesting VSI, then the VSI is not
5633 * sharing entries and we can simply remove the specific
5634 * characteristics from the VSIG.
5638 /* If there are no profiles left for this VSIG,
5639 * then simply remove the the VSIG.
5641 status = ice_rem_vsig(hw, blk, vsig, &chg);
5643 goto err_ice_rem_prof_id_flow;
5645 status = ice_rem_prof_id_vsig(hw, blk, vsig,
5648 goto err_ice_rem_prof_id_flow;
5650 /* Adjust priorities */
5651 status = ice_adj_prof_priorities(hw, blk, vsig,
5654 goto err_ice_rem_prof_id_flow;
5658 /* Make a copy of the VSIG's list of Profiles */
5659 status = ice_get_profs_vsig(hw, blk, vsig, ©);
5661 goto err_ice_rem_prof_id_flow;
5663 /* Remove specified profile entry from the list */
5664 status = ice_rem_prof_from_list(hw, ©, hdl);
5666 goto err_ice_rem_prof_id_flow;
5668 if (LIST_EMPTY(©)) {
5669 status = ice_move_vsi(hw, blk, vsi,
5670 ICE_DEFAULT_VSIG, &chg);
5672 goto err_ice_rem_prof_id_flow;
5674 } else if (!ice_find_dup_props_vsig(hw, blk, ©,
5676 /* found an exact match */
5677 /* add or move VSI to the VSIG that matches */
5678 /* Search for a VSIG with a matching profile
5682 /* Found match, move VSI to the matching VSIG */
5683 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5685 goto err_ice_rem_prof_id_flow;
5687 /* since no existing VSIG supports this
5688 * characteristic pattern, we need to create a
5689 * new VSIG and TCAM entries
5691 status = ice_create_vsig_from_lst(hw, blk, vsi,
5694 goto err_ice_rem_prof_id_flow;
5696 /* Adjust priorities */
5697 status = ice_adj_prof_priorities(hw, blk, vsig,
5700 goto err_ice_rem_prof_id_flow;
5704 status = ICE_ERR_DOES_NOT_EXIST;
5707 /* update hardware tables */
5709 status = ice_upd_prof_hw(hw, blk, &chg);
5711 err_ice_rem_prof_id_flow:
5712 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5713 LIST_DEL(&del->list_entry);
5717 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, ©, ice_vsig_prof, list) {
5718 LIST_DEL(&del1->list);