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);
814 * @hw: pointer to the hardware structure
815 * @pkg_buf: the package cmd buffer
816 * @buf_size: the size of the package cmd buffer
817 * @last_buf: last buffer indicator
818 * @error_offset: returns error offset
819 * @error_info: returns error information
820 * @cd: pointer to command details structure or NULL
822 * Update Package (0x0C42)
824 static enum ice_status
825 ice_aq_update_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf, u16 buf_size,
826 bool last_buf, u32 *error_offset, u32 *error_info,
827 struct ice_sq_cd *cd)
829 struct ice_aqc_download_pkg *cmd;
830 struct ice_aq_desc desc;
831 enum ice_status status;
833 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
840 cmd = &desc.params.download_pkg;
841 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_update_pkg);
842 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
845 cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
847 status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
848 if (status == ICE_ERR_AQ_ERROR) {
849 /* Read error from buffer only when the FW returned an error */
850 struct ice_aqc_download_pkg_resp *resp;
852 resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
854 *error_offset = LE32_TO_CPU(resp->error_offset);
856 *error_info = LE32_TO_CPU(resp->error_info);
863 * ice_find_seg_in_pkg
864 * @hw: pointer to the hardware structure
865 * @seg_type: the segment type to search for (i.e., SEGMENT_TYPE_CPK)
866 * @pkg_hdr: pointer to the package header to be searched
868 * This function searches a package file for a particular segment type. On
869 * success it returns a pointer to the segment header, otherwise it will
872 static struct ice_generic_seg_hdr *
873 ice_find_seg_in_pkg(struct ice_hw *hw, u32 seg_type,
874 struct ice_pkg_hdr *pkg_hdr)
878 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
879 ice_debug(hw, ICE_DBG_PKG, "Package format version: %d.%d.%d.%d\n",
880 pkg_hdr->format_ver.major, pkg_hdr->format_ver.minor,
881 pkg_hdr->format_ver.update, pkg_hdr->format_ver.draft);
883 /* Search all package segments for the requested segment type */
884 for (i = 0; i < LE32_TO_CPU(pkg_hdr->seg_count); i++) {
885 struct ice_generic_seg_hdr *seg;
887 seg = (struct ice_generic_seg_hdr *)
888 ((u8 *)pkg_hdr + LE32_TO_CPU(pkg_hdr->seg_offset[i]));
890 if (LE32_TO_CPU(seg->seg_type) == seg_type)
899 * @hw: pointer to the hardware structure
900 * @bufs: pointer to an array of buffers
901 * @count: the number of buffers in the array
903 * Obtains change lock and updates package.
906 ice_update_pkg(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
908 enum ice_status status;
911 status = ice_acquire_change_lock(hw, ICE_RES_WRITE);
915 for (i = 0; i < count; i++) {
916 bool last = ((i + 1) == count);
918 struct ice_buf_hdr *bh = (struct ice_buf_hdr *)(bufs + i);
920 status = ice_aq_update_pkg(hw, bh, LE16_TO_CPU(bh->data_end),
921 last, &offset, &info, NULL);
924 ice_debug(hw, ICE_DBG_PKG,
925 "Update pkg failed: err %d off %d inf %d\n",
926 status, offset, info);
931 ice_release_change_lock(hw);
938 * @hw: pointer to the hardware structure
939 * @bufs: pointer to an array of buffers
940 * @count: the number of buffers in the array
942 * Obtains global config lock and downloads the package configuration buffers
943 * to the firmware. Metadata buffers are skipped, and the first metadata buffer
944 * found indicates that the rest of the buffers are all metadata buffers.
946 static enum ice_status
947 ice_dwnld_cfg_bufs(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
949 enum ice_status status;
950 struct ice_buf_hdr *bh;
954 return ICE_ERR_PARAM;
956 /* If the first buffer's first section has its metadata bit set
957 * then there are no buffers to be downloaded, and the operation is
958 * considered a success.
960 bh = (struct ice_buf_hdr *)bufs;
961 if (LE32_TO_CPU(bh->section_entry[0].type) & ICE_METADATA_BUF)
964 /* reset pkg_dwnld_status in case this function is called in the
967 hw->pkg_dwnld_status = ICE_AQ_RC_OK;
969 status = ice_acquire_global_cfg_lock(hw, ICE_RES_WRITE);
971 if (status == ICE_ERR_AQ_NO_WORK)
972 hw->pkg_dwnld_status = ICE_AQ_RC_EEXIST;
974 hw->pkg_dwnld_status = hw->adminq.sq_last_status;
978 for (i = 0; i < count; i++) {
979 bool last = ((i + 1) == count);
982 /* check next buffer for metadata flag */
983 bh = (struct ice_buf_hdr *)(bufs + i + 1);
985 /* A set metadata flag in the next buffer will signal
986 * that the current buffer will be the last buffer
989 if (LE16_TO_CPU(bh->section_count))
990 if (LE32_TO_CPU(bh->section_entry[0].type) &
995 bh = (struct ice_buf_hdr *)(bufs + i);
997 status = ice_aq_download_pkg(hw, bh, ICE_PKG_BUF_SIZE, last,
998 &offset, &info, NULL);
1000 /* Save AQ status from download package */
1001 hw->pkg_dwnld_status = hw->adminq.sq_last_status;
1003 ice_debug(hw, ICE_DBG_PKG,
1004 "Pkg download failed: err %d off %d inf %d\n",
1005 status, offset, info);
1013 ice_release_global_cfg_lock(hw);
1019 * ice_aq_get_pkg_info_list
1020 * @hw: pointer to the hardware structure
1021 * @pkg_info: the buffer which will receive the information list
1022 * @buf_size: the size of the pkg_info information buffer
1023 * @cd: pointer to command details structure or NULL
1025 * Get Package Info List (0x0C43)
1027 static enum ice_status
1028 ice_aq_get_pkg_info_list(struct ice_hw *hw,
1029 struct ice_aqc_get_pkg_info_resp *pkg_info,
1030 u16 buf_size, struct ice_sq_cd *cd)
1032 struct ice_aq_desc desc;
1034 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1035 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_pkg_info_list);
1037 return ice_aq_send_cmd(hw, &desc, pkg_info, buf_size, cd);
1042 * @hw: pointer to the hardware structure
1043 * @ice_seg: pointer to the segment of the package to be downloaded
1045 * Handles the download of a complete package.
1047 static enum ice_status
1048 ice_download_pkg(struct ice_hw *hw, struct ice_seg *ice_seg)
1050 struct ice_buf_table *ice_buf_tbl;
1052 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1053 ice_debug(hw, ICE_DBG_PKG, "Segment version: %d.%d.%d.%d\n",
1054 ice_seg->hdr.seg_ver.major, ice_seg->hdr.seg_ver.minor,
1055 ice_seg->hdr.seg_ver.update, ice_seg->hdr.seg_ver.draft);
1057 ice_debug(hw, ICE_DBG_PKG, "Seg: type 0x%X, size %d, name %s\n",
1058 LE32_TO_CPU(ice_seg->hdr.seg_type),
1059 LE32_TO_CPU(ice_seg->hdr.seg_size), ice_seg->hdr.seg_name);
1061 ice_buf_tbl = ice_find_buf_table(ice_seg);
1063 ice_debug(hw, ICE_DBG_PKG, "Seg buf count: %d\n",
1064 LE32_TO_CPU(ice_buf_tbl->buf_count));
1066 return ice_dwnld_cfg_bufs(hw, ice_buf_tbl->buf_array,
1067 LE32_TO_CPU(ice_buf_tbl->buf_count));
1072 * @hw: pointer to the hardware structure
1073 * @pkg_hdr: pointer to the driver's package hdr
1075 * Saves off the package details into the HW structure.
1077 static enum ice_status
1078 ice_init_pkg_info(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr)
1080 struct ice_global_metadata_seg *meta_seg;
1081 struct ice_generic_seg_hdr *seg_hdr;
1083 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1085 return ICE_ERR_PARAM;
1087 meta_seg = (struct ice_global_metadata_seg *)
1088 ice_find_seg_in_pkg(hw, SEGMENT_TYPE_METADATA, pkg_hdr);
1090 hw->pkg_ver = meta_seg->pkg_ver;
1091 ice_memcpy(hw->pkg_name, meta_seg->pkg_name,
1092 sizeof(hw->pkg_name), ICE_NONDMA_TO_NONDMA);
1094 ice_debug(hw, ICE_DBG_PKG, "Pkg: %d.%d.%d.%d, %s\n",
1095 meta_seg->pkg_ver.major, meta_seg->pkg_ver.minor,
1096 meta_seg->pkg_ver.update, meta_seg->pkg_ver.draft,
1097 meta_seg->pkg_name);
1099 ice_debug(hw, ICE_DBG_INIT,
1100 "Did not find metadata segment in driver package\n");
1104 seg_hdr = ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg_hdr);
1106 hw->ice_pkg_ver = seg_hdr->seg_ver;
1107 ice_memcpy(hw->ice_pkg_name, seg_hdr->seg_name,
1108 sizeof(hw->ice_pkg_name), ICE_NONDMA_TO_NONDMA);
1110 ice_debug(hw, ICE_DBG_PKG, "Ice Pkg: %d.%d.%d.%d, %s\n",
1111 seg_hdr->seg_ver.major, seg_hdr->seg_ver.minor,
1112 seg_hdr->seg_ver.update, seg_hdr->seg_ver.draft,
1115 ice_debug(hw, ICE_DBG_INIT,
1116 "Did not find ice segment in driver package\n");
1125 * @hw: pointer to the hardware structure
1127 * Store details of the package currently loaded in HW into the HW structure.
1129 static enum ice_status ice_get_pkg_info(struct ice_hw *hw)
1131 struct ice_aqc_get_pkg_info_resp *pkg_info;
1132 enum ice_status status;
1136 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1138 size = sizeof(*pkg_info) + (sizeof(pkg_info->pkg_info[0]) *
1140 pkg_info = (struct ice_aqc_get_pkg_info_resp *)ice_malloc(hw, size);
1142 return ICE_ERR_NO_MEMORY;
1144 status = ice_aq_get_pkg_info_list(hw, pkg_info, size, NULL);
1146 goto init_pkg_free_alloc;
1148 for (i = 0; i < LE32_TO_CPU(pkg_info->count); i++) {
1149 #define ICE_PKG_FLAG_COUNT 4
1150 char flags[ICE_PKG_FLAG_COUNT + 1] = { 0 };
1153 if (pkg_info->pkg_info[i].is_active) {
1154 flags[place++] = 'A';
1155 hw->active_pkg_ver = pkg_info->pkg_info[i].ver;
1156 ice_memcpy(hw->active_pkg_name,
1157 pkg_info->pkg_info[i].name,
1158 sizeof(hw->active_pkg_name),
1159 ICE_NONDMA_TO_NONDMA);
1160 hw->active_pkg_in_nvm = pkg_info->pkg_info[i].is_in_nvm;
1162 if (pkg_info->pkg_info[i].is_active_at_boot)
1163 flags[place++] = 'B';
1164 if (pkg_info->pkg_info[i].is_modified)
1165 flags[place++] = 'M';
1166 if (pkg_info->pkg_info[i].is_in_nvm)
1167 flags[place++] = 'N';
1169 ice_debug(hw, ICE_DBG_PKG, "Pkg[%d]: %d.%d.%d.%d,%s,%s\n",
1170 i, pkg_info->pkg_info[i].ver.major,
1171 pkg_info->pkg_info[i].ver.minor,
1172 pkg_info->pkg_info[i].ver.update,
1173 pkg_info->pkg_info[i].ver.draft,
1174 pkg_info->pkg_info[i].name, flags);
1177 init_pkg_free_alloc:
1178 ice_free(hw, pkg_info);
1185 * ice_verify_pkg - verify package
1186 * @pkg: pointer to the package buffer
1187 * @len: size of the package buffer
1189 * Verifies various attributes of the package file, including length, format
1190 * version, and the requirement of at least one segment.
1192 static enum ice_status ice_verify_pkg(struct ice_pkg_hdr *pkg, u32 len)
1197 if (len < sizeof(*pkg))
1198 return ICE_ERR_BUF_TOO_SHORT;
1200 if (pkg->format_ver.major != ICE_PKG_FMT_VER_MAJ ||
1201 pkg->format_ver.minor != ICE_PKG_FMT_VER_MNR ||
1202 pkg->format_ver.update != ICE_PKG_FMT_VER_UPD ||
1203 pkg->format_ver.draft != ICE_PKG_FMT_VER_DFT)
1206 /* pkg must have at least one segment */
1207 seg_count = LE32_TO_CPU(pkg->seg_count);
1211 /* make sure segment array fits in package length */
1212 if (len < sizeof(*pkg) + ((seg_count - 1) * sizeof(pkg->seg_offset)))
1213 return ICE_ERR_BUF_TOO_SHORT;
1215 /* all segments must fit within length */
1216 for (i = 0; i < seg_count; i++) {
1217 u32 off = LE32_TO_CPU(pkg->seg_offset[i]);
1218 struct ice_generic_seg_hdr *seg;
1220 /* segment header must fit */
1221 if (len < off + sizeof(*seg))
1222 return ICE_ERR_BUF_TOO_SHORT;
1224 seg = (struct ice_generic_seg_hdr *)((u8 *)pkg + off);
1226 /* segment body must fit */
1227 if (len < off + LE32_TO_CPU(seg->seg_size))
1228 return ICE_ERR_BUF_TOO_SHORT;
1235 * ice_free_seg - free package segment pointer
1236 * @hw: pointer to the hardware structure
1238 * Frees the package segment pointer in the proper manner, depending on if the
1239 * segment was allocated or just the passed in pointer was stored.
1241 void ice_free_seg(struct ice_hw *hw)
1244 ice_free(hw, hw->pkg_copy);
1245 hw->pkg_copy = NULL;
1252 * ice_init_fd_mask_regs - initialize Flow Director mask registers
1253 * @hw: pointer to the HW struct
1255 * This function sets up the Flow Director mask registers to allow for complete
1256 * masking off of any of the 24 Field Vector words. After this call, mask 0 will
1257 * mask off all of FV index 0, mask 1 will mask off all of FV index 1, etc.
1259 static void ice_init_fd_mask_regs(struct ice_hw *hw)
1263 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
1264 wr32(hw, GLQF_FDMASK(i), i);
1265 ice_debug(hw, ICE_DBG_INIT, "init fd mask(%d): %x = %x\n", i,
1271 * ice_init_pkg_regs - initialize additional package registers
1272 * @hw: pointer to the hardware structure
1274 static void ice_init_pkg_regs(struct ice_hw *hw)
1276 #define ICE_SW_BLK_INP_MASK_L 0xFFFFFFFF
1277 #define ICE_SW_BLK_INP_MASK_H 0x0000FFFF
1278 #define ICE_SW_BLK_IDX 0
1280 /* setup Switch block input mask, which is 48-bits in two parts */
1281 wr32(hw, GL_PREEXT_L2_PMASK0(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_L);
1282 wr32(hw, GL_PREEXT_L2_PMASK1(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_H);
1283 /* setup default flow director masks */
1284 ice_init_fd_mask_regs(hw);
1288 * ice_chk_pkg_version - check package version for compatibility with driver
1289 * @hw: pointer to the hardware structure
1290 * @pkg_ver: pointer to a version structure to check
1292 * Check to make sure that the package about to be downloaded is compatible with
1293 * the driver. To be compatible, the major and minor components of the package
1294 * version must match our ICE_PKG_SUPP_VER_MAJ and ICE_PKG_SUPP_VER_MNR
1297 static enum ice_status
1298 ice_chk_pkg_version(struct ice_hw *hw, struct ice_pkg_ver *pkg_ver)
1300 if (pkg_ver->major != ICE_PKG_SUPP_VER_MAJ ||
1301 pkg_ver->minor != ICE_PKG_SUPP_VER_MNR) {
1302 ice_info(hw, "ERROR: Incompatible package: %d.%d.%d.%d - requires package version: %d.%d.*.*\n",
1303 pkg_ver->major, pkg_ver->minor, pkg_ver->update,
1304 pkg_ver->draft, ICE_PKG_SUPP_VER_MAJ,
1305 ICE_PKG_SUPP_VER_MNR);
1307 return ICE_ERR_NOT_SUPPORTED;
1314 * ice_init_pkg - initialize/download package
1315 * @hw: pointer to the hardware structure
1316 * @buf: pointer to the package buffer
1317 * @len: size of the package buffer
1319 * This function initializes a package. The package contains HW tables
1320 * required to do packet processing. First, the function extracts package
1321 * information such as version. Then it finds the ice configuration segment
1322 * within the package; this function then saves a copy of the segment pointer
1323 * within the supplied package buffer. Next, the function will cache any hints
1324 * from the package, followed by downloading the package itself. Note, that if
1325 * a previous PF driver has already downloaded the package successfully, then
1326 * the current driver will not have to download the package again.
1328 * The local package contents will be used to query default behavior and to
1329 * update specific sections of the HW's version of the package (e.g. to update
1330 * the parse graph to understand new protocols).
1332 * This function stores a pointer to the package buffer memory, and it is
1333 * expected that the supplied buffer will not be freed immediately. If the
1334 * package buffer needs to be freed, such as when read from a file, use
1335 * ice_copy_and_init_pkg() instead of directly calling ice_init_pkg() in this
1338 enum ice_status ice_init_pkg(struct ice_hw *hw, u8 *buf, u32 len)
1340 struct ice_pkg_hdr *pkg;
1341 enum ice_status status;
1342 struct ice_seg *seg;
1345 return ICE_ERR_PARAM;
1347 pkg = (struct ice_pkg_hdr *)buf;
1348 status = ice_verify_pkg(pkg, len);
1350 ice_debug(hw, ICE_DBG_INIT, "failed to verify pkg (err: %d)\n",
1355 /* initialize package info */
1356 status = ice_init_pkg_info(hw, pkg);
1360 /* before downloading the package, check package version for
1361 * compatibility with driver
1363 status = ice_chk_pkg_version(hw, &hw->pkg_ver);
1367 /* find segment in given package */
1368 seg = (struct ice_seg *)ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg);
1370 ice_debug(hw, ICE_DBG_INIT, "no ice segment in package.\n");
1374 /* initialize package hints and then download package */
1375 ice_init_pkg_hints(hw, seg);
1376 status = ice_download_pkg(hw, seg);
1377 if (status == ICE_ERR_AQ_NO_WORK) {
1378 ice_debug(hw, ICE_DBG_INIT,
1379 "package previously loaded - no work.\n");
1380 status = ICE_SUCCESS;
1383 /* Get information on the package currently loaded in HW, then make sure
1384 * the driver is compatible with this version.
1387 status = ice_get_pkg_info(hw);
1389 status = ice_chk_pkg_version(hw, &hw->active_pkg_ver);
1394 /* on successful package download update other required
1395 * registers to support the package and fill HW tables
1396 * with package content.
1398 ice_init_pkg_regs(hw);
1399 ice_fill_blk_tbls(hw);
1401 ice_debug(hw, ICE_DBG_INIT, "package load failed, %d\n",
1409 * ice_copy_and_init_pkg - initialize/download a copy of the package
1410 * @hw: pointer to the hardware structure
1411 * @buf: pointer to the package buffer
1412 * @len: size of the package buffer
1414 * This function copies the package buffer, and then calls ice_init_pkg() to
1415 * initialize the copied package contents.
1417 * The copying is necessary if the package buffer supplied is constant, or if
1418 * the memory may disappear shortly after calling this function.
1420 * If the package buffer resides in the data segment and can be modified, the
1421 * caller is free to use ice_init_pkg() instead of ice_copy_and_init_pkg().
1423 * However, if the package buffer needs to be copied first, such as when being
1424 * read from a file, the caller should use ice_copy_and_init_pkg().
1426 * This function will first copy the package buffer, before calling
1427 * ice_init_pkg(). The caller is free to immediately destroy the original
1428 * package buffer, as the new copy will be managed by this function and
1431 enum ice_status ice_copy_and_init_pkg(struct ice_hw *hw, const u8 *buf, u32 len)
1433 enum ice_status status;
1437 return ICE_ERR_PARAM;
1439 buf_copy = (u8 *)ice_memdup(hw, buf, len, ICE_NONDMA_TO_NONDMA);
1441 status = ice_init_pkg(hw, buf_copy, len);
1443 /* Free the copy, since we failed to initialize the package */
1444 ice_free(hw, buf_copy);
1446 /* Track the copied pkg so we can free it later */
1447 hw->pkg_copy = buf_copy;
1456 * @hw: pointer to the HW structure
1458 * Allocates a package buffer and returns a pointer to the buffer header.
1459 * Note: all package contents must be in Little Endian form.
1461 static struct ice_buf_build *ice_pkg_buf_alloc(struct ice_hw *hw)
1463 struct ice_buf_build *bld;
1464 struct ice_buf_hdr *buf;
1466 bld = (struct ice_buf_build *)ice_malloc(hw, sizeof(*bld));
1470 buf = (struct ice_buf_hdr *)bld;
1471 buf->data_end = CPU_TO_LE16(sizeof(*buf) -
1472 sizeof(buf->section_entry[0]));
1478 * @sect_type: section type
1479 * @section: pointer to section
1480 * @index: index of the field vector entry to be returned
1481 * @offset: ptr to variable that receives the offset in the field vector table
1483 * This is a callback function that can be passed to ice_pkg_enum_entry.
1484 * This function treats the given section as of type ice_sw_fv_section and
1485 * enumerates offset field. "offset" is an index into the field vector
1489 ice_sw_fv_handler(u32 sect_type, void *section, u32 index, u32 *offset)
1491 struct ice_sw_fv_section *fv_section =
1492 (struct ice_sw_fv_section *)section;
1494 if (!section || sect_type != ICE_SID_FLD_VEC_SW)
1496 if (index >= LE16_TO_CPU(fv_section->count))
1499 /* "index" passed in to this function is relative to a given
1500 * 4k block. To get to the true index into the field vector
1501 * table need to add the relative index to the base_offset
1502 * field of this section
1504 *offset = LE16_TO_CPU(fv_section->base_offset) + index;
1505 return fv_section->fv + index;
1509 * ice_get_sw_prof_type - determine switch profile type
1510 * @hw: pointer to the HW structure
1511 * @fv: pointer to the switch field vector
1513 static enum ice_prof_type
1514 ice_get_sw_prof_type(struct ice_hw *hw, struct ice_fv *fv)
1518 for (i = 0; i < hw->blk[ICE_BLK_SW].es.fvw; i++) {
1519 /* UDP tunnel will have UDP_OF protocol ID and VNI offset */
1520 if (fv->ew[i].prot_id == (u8)ICE_PROT_UDP_OF &&
1521 fv->ew[i].off == ICE_VNI_OFFSET)
1522 return ICE_PROF_TUN_UDP;
1524 /* GRE tunnel will have GRE protocol */
1525 if (fv->ew[i].prot_id == (u8)ICE_PROT_GRE_OF)
1526 return ICE_PROF_TUN_GRE;
1528 /* PPPOE tunnel will have PPPOE protocol */
1529 if (fv->ew[i].prot_id == (u8)ICE_PROT_PPPOE)
1530 return ICE_PROF_TUN_PPPOE;
1533 return ICE_PROF_NON_TUN;
1537 * ice_get_sw_fv_bitmap - Get switch field vector bitmap based on profile type
1538 * @hw: pointer to hardware structure
1539 * @type: type of profiles requested
1540 * @bm: pointer to memory for returning the bitmap of field vectors
1543 ice_get_sw_fv_bitmap(struct ice_hw *hw, enum ice_prof_type type,
1546 struct ice_pkg_enum state;
1547 struct ice_seg *ice_seg;
1550 if (type == ICE_PROF_ALL) {
1553 for (i = 0; i < ICE_MAX_NUM_PROFILES; i++)
1558 ice_zero_bitmap(bm, ICE_MAX_NUM_PROFILES);
1562 enum ice_prof_type prof_type;
1565 fv = (struct ice_fv *)
1566 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1567 &offset, ice_sw_fv_handler);
1571 /* Determine field vector type */
1572 prof_type = ice_get_sw_prof_type(hw, fv);
1574 if (type & prof_type)
1575 ice_set_bit((u16)offset, bm);
1581 * ice_get_sw_fv_list
1582 * @hw: pointer to the HW structure
1583 * @prot_ids: field vector to search for with a given protocol ID
1584 * @ids_cnt: lookup/protocol count
1585 * @bm: bitmap of field vectors to consider
1586 * @fv_list: Head of a list
1588 * Finds all the field vector entries from switch block that contain
1589 * a given protocol ID and returns a list of structures of type
1590 * "ice_sw_fv_list_entry". Every structure in the list has a field vector
1591 * definition and profile ID information
1592 * NOTE: The caller of the function is responsible for freeing the memory
1593 * allocated for every list entry.
1596 ice_get_sw_fv_list(struct ice_hw *hw, u16 *prot_ids, u8 ids_cnt,
1597 ice_bitmap_t *bm, struct LIST_HEAD_TYPE *fv_list)
1599 struct ice_sw_fv_list_entry *fvl;
1600 struct ice_sw_fv_list_entry *tmp;
1601 struct ice_pkg_enum state;
1602 struct ice_seg *ice_seg;
1606 if (!ids_cnt || !hw->seg)
1607 return ICE_ERR_PARAM;
1613 fv = (struct ice_fv *)
1614 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1615 &offset, ice_sw_fv_handler);
1620 /* If field vector is not in the bitmap list, then skip this
1623 if (!ice_is_bit_set(bm, (u16)offset))
1626 for (i = 0; i < ids_cnt; i++) {
1629 /* This code assumes that if a switch field vector line
1630 * has a matching protocol, then this line will contain
1631 * the entries necessary to represent every field in
1632 * that protocol header.
1634 for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
1635 if (fv->ew[j].prot_id == prot_ids[i])
1637 if (j >= hw->blk[ICE_BLK_SW].es.fvw)
1639 if (i + 1 == ids_cnt) {
1640 fvl = (struct ice_sw_fv_list_entry *)
1641 ice_malloc(hw, sizeof(*fvl));
1645 fvl->profile_id = offset;
1646 LIST_ADD(&fvl->list_entry, fv_list);
1651 if (LIST_EMPTY(fv_list))
1656 LIST_FOR_EACH_ENTRY_SAFE(fvl, tmp, fv_list, ice_sw_fv_list_entry,
1658 LIST_DEL(&fvl->list_entry);
1662 return ICE_ERR_NO_MEMORY;
1667 * @hw: pointer to the HW structure
1668 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1670 * Frees a package buffer
1672 static void ice_pkg_buf_free(struct ice_hw *hw, struct ice_buf_build *bld)
1678 * ice_pkg_buf_reserve_section
1679 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1680 * @count: the number of sections to reserve
1682 * Reserves one or more section table entries in a package buffer. This routine
1683 * can be called multiple times as long as they are made before calling
1684 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1685 * is called once, the number of sections that can be allocated will not be able
1686 * to be increased; not using all reserved sections is fine, but this will
1687 * result in some wasted space in the buffer.
1688 * Note: all package contents must be in Little Endian form.
1690 static enum ice_status
1691 ice_pkg_buf_reserve_section(struct ice_buf_build *bld, u16 count)
1693 struct ice_buf_hdr *buf;
1698 return ICE_ERR_PARAM;
1700 buf = (struct ice_buf_hdr *)&bld->buf;
1702 /* already an active section, can't increase table size */
1703 section_count = LE16_TO_CPU(buf->section_count);
1704 if (section_count > 0)
1707 if (bld->reserved_section_table_entries + count > ICE_MAX_S_COUNT)
1709 bld->reserved_section_table_entries += count;
1711 data_end = LE16_TO_CPU(buf->data_end) +
1712 (count * sizeof(buf->section_entry[0]));
1713 buf->data_end = CPU_TO_LE16(data_end);
1719 * ice_pkg_buf_alloc_section
1720 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1721 * @type: the section type value
1722 * @size: the size of the section to reserve (in bytes)
1724 * Reserves memory in the buffer for a section's content and updates the
1725 * buffers' status accordingly. This routine returns a pointer to the first
1726 * byte of the section start within the buffer, which is used to fill in the
1728 * Note: all package contents must be in Little Endian form.
1731 ice_pkg_buf_alloc_section(struct ice_buf_build *bld, u32 type, u16 size)
1733 struct ice_buf_hdr *buf;
1737 if (!bld || !type || !size)
1740 buf = (struct ice_buf_hdr *)&bld->buf;
1742 /* check for enough space left in buffer */
1743 data_end = LE16_TO_CPU(buf->data_end);
1745 /* section start must align on 4 byte boundary */
1746 data_end = ICE_ALIGN(data_end, 4);
1748 if ((data_end + size) > ICE_MAX_S_DATA_END)
1751 /* check for more available section table entries */
1752 sect_count = LE16_TO_CPU(buf->section_count);
1753 if (sect_count < bld->reserved_section_table_entries) {
1754 void *section_ptr = ((u8 *)buf) + data_end;
1756 buf->section_entry[sect_count].offset = CPU_TO_LE16(data_end);
1757 buf->section_entry[sect_count].size = CPU_TO_LE16(size);
1758 buf->section_entry[sect_count].type = CPU_TO_LE32(type);
1761 buf->data_end = CPU_TO_LE16(data_end);
1763 buf->section_count = CPU_TO_LE16(sect_count + 1);
1767 /* no free section table entries */
1772 * ice_pkg_buf_get_active_sections
1773 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1775 * Returns the number of active sections. Before using the package buffer
1776 * in an update package command, the caller should make sure that there is at
1777 * least one active section - otherwise, the buffer is not legal and should
1779 * Note: all package contents must be in Little Endian form.
1781 static u16 ice_pkg_buf_get_active_sections(struct ice_buf_build *bld)
1783 struct ice_buf_hdr *buf;
1788 buf = (struct ice_buf_hdr *)&bld->buf;
1789 return LE16_TO_CPU(buf->section_count);
1793 * ice_pkg_buf_header
1794 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1796 * Return a pointer to the buffer's header
1798 static struct ice_buf *ice_pkg_buf(struct ice_buf_build *bld)
1807 * ice_tunnel_port_in_use
1808 * @hw: pointer to the HW structure
1809 * @port: port to search for
1810 * @index: optionally returns index
1812 * Returns whether a port is already in use as a tunnel, and optionally its
1815 bool ice_tunnel_port_in_use(struct ice_hw *hw, u16 port, u16 *index)
1819 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1820 if (hw->tnl.tbl[i].in_use && hw->tnl.tbl[i].port == port) {
1830 * ice_tunnel_get_type
1831 * @hw: pointer to the HW structure
1832 * @port: port to search for
1833 * @type: returns tunnel index
1835 * For a given port number, will return the type of tunnel.
1838 ice_tunnel_get_type(struct ice_hw *hw, u16 port, enum ice_tunnel_type *type)
1842 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1843 if (hw->tnl.tbl[i].in_use && hw->tnl.tbl[i].port == port) {
1844 *type = hw->tnl.tbl[i].type;
1852 * ice_find_free_tunnel_entry
1853 * @hw: pointer to the HW structure
1854 * @type: tunnel type
1855 * @index: optionally returns index
1857 * Returns whether there is a free tunnel entry, and optionally its index
1860 ice_find_free_tunnel_entry(struct ice_hw *hw, enum ice_tunnel_type type,
1865 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1866 if (hw->tnl.tbl[i].valid && !hw->tnl.tbl[i].in_use &&
1867 hw->tnl.tbl[i].type == type) {
1877 * ice_get_tunnel_port - retrieve an open tunnel port
1878 * @hw: pointer to the HW structure
1879 * @type: tunnel type (TNL_ALL will return any open port)
1880 * @port: returns open port
1883 ice_get_open_tunnel_port(struct ice_hw *hw, enum ice_tunnel_type type,
1888 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1889 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
1890 (type == TNL_ALL || hw->tnl.tbl[i].type == type)) {
1891 *port = hw->tnl.tbl[i].port;
1900 * @hw: pointer to the HW structure
1901 * @type: type of tunnel
1902 * @port: port to use for vxlan tunnel
1907 ice_create_tunnel(struct ice_hw *hw, enum ice_tunnel_type type, u16 port)
1909 struct ice_boost_tcam_section *sect_rx, *sect_tx;
1910 enum ice_status status = ICE_ERR_MAX_LIMIT;
1911 struct ice_buf_build *bld;
1914 if (ice_tunnel_port_in_use(hw, port, NULL))
1915 return ICE_ERR_ALREADY_EXISTS;
1917 if (!ice_find_free_tunnel_entry(hw, type, &index))
1918 return ICE_ERR_OUT_OF_RANGE;
1920 bld = ice_pkg_buf_alloc(hw);
1922 return ICE_ERR_NO_MEMORY;
1924 /* allocate 2 sections, one for RX parser, one for TX parser */
1925 if (ice_pkg_buf_reserve_section(bld, 2))
1926 goto ice_create_tunnel_err;
1928 sect_rx = (struct ice_boost_tcam_section *)
1929 ice_pkg_buf_alloc_section(bld, ICE_SID_RXPARSER_BOOST_TCAM,
1932 goto ice_create_tunnel_err;
1933 sect_rx->count = CPU_TO_LE16(1);
1935 sect_tx = (struct ice_boost_tcam_section *)
1936 ice_pkg_buf_alloc_section(bld, ICE_SID_TXPARSER_BOOST_TCAM,
1939 goto ice_create_tunnel_err;
1940 sect_tx->count = CPU_TO_LE16(1);
1942 /* copy original boost entry to update package buffer */
1943 ice_memcpy(sect_rx->tcam, hw->tnl.tbl[index].boost_entry,
1944 sizeof(*sect_rx->tcam), ICE_NONDMA_TO_NONDMA);
1946 /* over-write the never-match dest port key bits with the encoded port
1949 ice_set_key((u8 *)§_rx->tcam[0].key, sizeof(sect_rx->tcam[0].key),
1950 (u8 *)&port, NULL, NULL, NULL,
1951 offsetof(struct ice_boost_key_value, hv_dst_port_key),
1952 sizeof(sect_rx->tcam[0].key.key.hv_dst_port_key));
1954 /* exact copy of entry to TX section entry */
1955 ice_memcpy(sect_tx->tcam, sect_rx->tcam, sizeof(*sect_tx->tcam),
1956 ICE_NONDMA_TO_NONDMA);
1958 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
1960 hw->tnl.tbl[index].port = port;
1961 hw->tnl.tbl[index].in_use = true;
1964 ice_create_tunnel_err:
1965 ice_pkg_buf_free(hw, bld);
1971 * ice_destroy_tunnel
1972 * @hw: pointer to the HW structure
1973 * @port: port of tunnel to destroy (ignored if the all parameter is true)
1974 * @all: flag that states to destroy all tunnels
1976 * Destroys a tunnel or all tunnels by creating an update package buffer
1977 * targeting the specific updates requested and then performing an update
1980 enum ice_status ice_destroy_tunnel(struct ice_hw *hw, u16 port, bool all)
1982 struct ice_boost_tcam_section *sect_rx, *sect_tx;
1983 enum ice_status status = ICE_ERR_MAX_LIMIT;
1984 struct ice_buf_build *bld;
1989 /* determine count */
1990 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1991 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
1992 (all || hw->tnl.tbl[i].port == port))
1996 return ICE_ERR_PARAM;
1998 /* size of section - there is at least one entry */
1999 size = (count - 1) * sizeof(*sect_rx->tcam) + sizeof(*sect_rx);
2001 bld = ice_pkg_buf_alloc(hw);
2003 return ICE_ERR_NO_MEMORY;
2005 /* allocate 2 sections, one for RX parser, one for TX parser */
2006 if (ice_pkg_buf_reserve_section(bld, 2))
2007 goto ice_destroy_tunnel_err;
2009 sect_rx = (struct ice_boost_tcam_section *)
2010 ice_pkg_buf_alloc_section(bld, ICE_SID_RXPARSER_BOOST_TCAM,
2013 goto ice_destroy_tunnel_err;
2014 sect_rx->count = CPU_TO_LE16(1);
2016 sect_tx = (struct ice_boost_tcam_section *)
2017 ice_pkg_buf_alloc_section(bld, ICE_SID_TXPARSER_BOOST_TCAM,
2020 goto ice_destroy_tunnel_err;
2021 sect_tx->count = CPU_TO_LE16(1);
2023 /* copy original boost entry to update package buffer, one copy to RX
2024 * section, another copy to the TX section
2026 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2027 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
2028 (all || hw->tnl.tbl[i].port == port)) {
2029 ice_memcpy(sect_rx->tcam + i,
2030 hw->tnl.tbl[i].boost_entry,
2031 sizeof(*sect_rx->tcam),
2032 ICE_NONDMA_TO_NONDMA);
2033 ice_memcpy(sect_tx->tcam + i,
2034 hw->tnl.tbl[i].boost_entry,
2035 sizeof(*sect_tx->tcam),
2036 ICE_NONDMA_TO_NONDMA);
2037 hw->tnl.tbl[i].marked = true;
2040 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
2042 for (i = 0; i < hw->tnl.count &&
2043 i < ICE_TUNNEL_MAX_ENTRIES; i++)
2044 if (hw->tnl.tbl[i].marked) {
2045 hw->tnl.tbl[i].port = 0;
2046 hw->tnl.tbl[i].in_use = false;
2047 hw->tnl.tbl[i].marked = false;
2050 ice_destroy_tunnel_err:
2051 ice_pkg_buf_free(hw, bld);
2057 * ice_find_prot_off - find prot ID and offset pair, based on prof and FV index
2058 * @hw: pointer to the hardware structure
2059 * @blk: hardware block
2061 * @fv_idx: field vector word index
2062 * @prot: variable to receive the protocol ID
2063 * @off: variable to receive the protocol offset
2066 ice_find_prot_off(struct ice_hw *hw, enum ice_block blk, u8 prof, u8 fv_idx,
2069 struct ice_fv_word *fv_ext;
2071 if (prof >= hw->blk[blk].es.count)
2072 return ICE_ERR_PARAM;
2074 if (fv_idx >= hw->blk[blk].es.fvw)
2075 return ICE_ERR_PARAM;
2077 fv_ext = hw->blk[blk].es.t + (prof * hw->blk[blk].es.fvw);
2079 *prot = fv_ext[fv_idx].prot_id;
2080 *off = fv_ext[fv_idx].off;
2085 /* PTG Management */
2089 * ice_ptg_find_ptype - Search for packet type group using packet type (ptype)
2090 * @hw: pointer to the hardware structure
2092 * @ptype: the ptype to search for
2093 * @ptg: pointer to variable that receives the PTG
2095 * This function will search the PTGs for a particular ptype, returning the
2096 * PTG ID that contains it through the ptg parameter, with the value of
2097 * ICE_DEFAULT_PTG (0) meaning it is part the default PTG.
2099 static enum ice_status
2100 ice_ptg_find_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg)
2102 if (ptype >= ICE_XLT1_CNT || !ptg)
2103 return ICE_ERR_PARAM;
2105 *ptg = hw->blk[blk].xlt1.ptypes[ptype].ptg;
2110 * ice_ptg_alloc_val - Allocates a new packet type group ID by value
2111 * @hw: pointer to the hardware structure
2113 * @ptg: the ptg to allocate
2115 * This function allocates a given packet type group ID specified by the ptg
2119 void ice_ptg_alloc_val(struct ice_hw *hw, enum ice_block blk, u8 ptg)
2121 hw->blk[blk].xlt1.ptg_tbl[ptg].in_use = true;
2125 * ice_ptg_alloc - Find a free entry and allocates a new packet type group ID
2126 * @hw: pointer to the hardware structure
2129 * This function allocates and returns a new packet type group ID. Note
2130 * that 0 is the default packet type group, so successfully created PTGs will
2131 * have a non-zero ID value; which means a 0 return value indicates an error.
2133 static u8 ice_ptg_alloc(struct ice_hw *hw, enum ice_block blk)
2137 /* Skip the default PTG of 0 */
2138 for (i = 1; i < ICE_MAX_PTGS; i++)
2139 if (!hw->blk[blk].xlt1.ptg_tbl[i].in_use) {
2140 /* found a free PTG ID */
2141 ice_ptg_alloc_val(hw, blk, i);
2149 * ice_ptg_remove_ptype - Removes ptype from a particular packet type group
2150 * @hw: pointer to the hardware structure
2152 * @ptype: the ptype to remove
2153 * @ptg: the ptg to remove the ptype from
2155 * This function will remove the ptype from the specific ptg, and move it to
2156 * the default PTG (ICE_DEFAULT_PTG).
2158 static enum ice_status
2159 ice_ptg_remove_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2161 struct ice_ptg_ptype **ch;
2162 struct ice_ptg_ptype *p;
2164 if (ptype > ICE_XLT1_CNT - 1)
2165 return ICE_ERR_PARAM;
2167 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use)
2168 return ICE_ERR_DOES_NOT_EXIST;
2170 /* Should not happen if .in_use is set, bad config */
2171 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype)
2174 /* find the ptype within this PTG, and bypass the link over it */
2175 p = hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2176 ch = &hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2178 if (ptype == (p - hw->blk[blk].xlt1.ptypes)) {
2179 *ch = p->next_ptype;
2183 ch = &p->next_ptype;
2187 hw->blk[blk].xlt1.ptypes[ptype].ptg = ICE_DEFAULT_PTG;
2188 hw->blk[blk].xlt1.ptypes[ptype].next_ptype = NULL;
2194 * ice_ptg_add_mv_ptype - Adds/moves ptype to a particular packet type group
2195 * @hw: pointer to the hardware structure
2197 * @ptype: the ptype to add or move
2198 * @ptg: the ptg to add or move the ptype to
2200 * This function will either add or move a ptype to a particular PTG depending
2201 * on if the ptype is already part of another group. Note that using a
2202 * a destination PTG ID of ICE_DEFAULT_PTG (0) will move the ptype to the
2205 static enum ice_status
2206 ice_ptg_add_mv_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2208 enum ice_status status;
2211 if (ptype > ICE_XLT1_CNT - 1)
2212 return ICE_ERR_PARAM;
2214 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use && ptg != ICE_DEFAULT_PTG)
2215 return ICE_ERR_DOES_NOT_EXIST;
2217 status = ice_ptg_find_ptype(hw, blk, ptype, &original_ptg);
2221 /* Is ptype already in the correct PTG? */
2222 if (original_ptg == ptg)
2225 /* Remove from original PTG and move back to the default PTG */
2226 if (original_ptg != ICE_DEFAULT_PTG)
2227 ice_ptg_remove_ptype(hw, blk, ptype, original_ptg);
2229 /* Moving to default PTG? Then we're done with this request */
2230 if (ptg == ICE_DEFAULT_PTG)
2233 /* Add ptype to PTG at beginning of list */
2234 hw->blk[blk].xlt1.ptypes[ptype].next_ptype =
2235 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2236 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype =
2237 &hw->blk[blk].xlt1.ptypes[ptype];
2239 hw->blk[blk].xlt1.ptypes[ptype].ptg = ptg;
2240 hw->blk[blk].xlt1.t[ptype] = ptg;
2245 /* Block / table size info */
2246 struct ice_blk_size_details {
2247 u16 xlt1; /* # XLT1 entries */
2248 u16 xlt2; /* # XLT2 entries */
2249 u16 prof_tcam; /* # profile ID TCAM entries */
2250 u16 prof_id; /* # profile IDs */
2251 u8 prof_cdid_bits; /* # cdid one-hot bits used in key */
2252 u16 prof_redir; /* # profile redirection entries */
2253 u16 es; /* # extraction sequence entries */
2254 u16 fvw; /* # field vector words */
2255 u8 overwrite; /* overwrite existing entries allowed */
2256 u8 reverse; /* reverse FV order */
2259 static const struct ice_blk_size_details blk_sizes[ICE_BLK_COUNT] = {
2262 * XLT1 - Number of entries in XLT1 table
2263 * XLT2 - Number of entries in XLT2 table
2264 * TCAM - Number of entries Profile ID TCAM table
2265 * CDID - Control Domain ID of the hardware block
2266 * PRED - Number of entries in the Profile Redirection Table
2267 * FV - Number of entries in the Field Vector
2268 * FVW - Width (in WORDs) of the Field Vector
2269 * OVR - Overwrite existing table entries
2272 /* XLT1 , XLT2 ,TCAM, PID,CDID,PRED, FV, FVW */
2273 /* Overwrite , Reverse FV */
2274 /* SW */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 256, 0, 256, 256, 48,
2276 /* ACL */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 32,
2278 /* FD */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2280 /* RSS */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2282 /* PE */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 64, 32, 0, 32, 32, 24,
2287 ICE_SID_XLT1_OFF = 0,
2290 ICE_SID_PR_REDIR_OFF,
2295 /* Characteristic handling */
2298 * ice_match_prop_lst - determine if properties of two lists match
2299 * @list1: first properties list
2300 * @list2: second properties list
2302 * Count, cookies and the order must match in order to be considered equivalent.
2305 ice_match_prop_lst(struct LIST_HEAD_TYPE *list1, struct LIST_HEAD_TYPE *list2)
2307 struct ice_vsig_prof *tmp1;
2308 struct ice_vsig_prof *tmp2;
2312 /* compare counts */
2313 LIST_FOR_EACH_ENTRY(tmp1, list1, ice_vsig_prof, list) {
2316 LIST_FOR_EACH_ENTRY(tmp2, list2, ice_vsig_prof, list) {
2319 if (!count || count != chk_count)
2322 tmp1 = LIST_FIRST_ENTRY(list1, struct ice_vsig_prof, list);
2323 tmp2 = LIST_FIRST_ENTRY(list2, struct ice_vsig_prof, list);
2325 /* profile cookies must compare, and in the exact same order to take
2326 * into account priority
2329 if (tmp2->profile_cookie != tmp1->profile_cookie)
2332 tmp1 = LIST_NEXT_ENTRY(tmp1, struct ice_vsig_prof, list);
2333 tmp2 = LIST_NEXT_ENTRY(tmp2, struct ice_vsig_prof, list);
2339 /* VSIG Management */
2343 * ice_vsig_find_vsi - find a VSIG that contains a specified VSI
2344 * @hw: pointer to the hardware structure
2346 * @vsi: VSI of interest
2347 * @vsig: pointer to receive the VSI group
2349 * This function will lookup the VSI entry in the XLT2 list and return
2350 * the VSI group its associated with.
2353 ice_vsig_find_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 *vsig)
2355 if (!vsig || vsi >= ICE_MAX_VSI)
2356 return ICE_ERR_PARAM;
2358 /* As long as there's a default or valid VSIG associated with the input
2359 * VSI, the functions returns a success. Any handling of VSIG will be
2360 * done by the following add, update or remove functions.
2362 *vsig = hw->blk[blk].xlt2.vsis[vsi].vsig;
2368 * ice_vsig_alloc_val - allocate a new VSIG by value
2369 * @hw: pointer to the hardware structure
2371 * @vsig: the vsig to allocate
2373 * This function will allocate a given VSIG specified by the vsig parameter.
2375 static u16 ice_vsig_alloc_val(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2377 u16 idx = vsig & ICE_VSIG_IDX_M;
2379 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use) {
2380 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2381 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = true;
2384 return ICE_VSIG_VALUE(idx, hw->pf_id);
2388 * ice_vsig_alloc - Finds a free entry and allocates a new VSIG
2389 * @hw: pointer to the hardware structure
2392 * This function will iterate through the VSIG list and mark the first
2393 * unused entry for the new VSIG entry as used and return that value.
2395 static u16 ice_vsig_alloc(struct ice_hw *hw, enum ice_block blk)
2399 for (i = 1; i < ICE_MAX_VSIGS; i++)
2400 if (!hw->blk[blk].xlt2.vsig_tbl[i].in_use)
2401 return ice_vsig_alloc_val(hw, blk, i);
2403 return ICE_DEFAULT_VSIG;
2407 * ice_find_dup_props_vsig - find VSI group with a specified set of properties
2408 * @hw: pointer to the hardware structure
2410 * @chs: characteristic list
2411 * @vsig: returns the VSIG with the matching profiles, if found
2413 * Each VSIG is associated with a characteristic set; i.e. all VSIs under
2414 * a group have the same characteristic set. To check if there exists a VSIG
2415 * which has the same characteristics as the input characteristics; this
2416 * function will iterate through the XLT2 list and return the VSIG that has a
2417 * matching configuration. In order to make sure that priorities are accounted
2418 * for, the list must match exactly, including the order in which the
2419 * characteristics are listed.
2421 static enum ice_status
2422 ice_find_dup_props_vsig(struct ice_hw *hw, enum ice_block blk,
2423 struct LIST_HEAD_TYPE *chs, u16 *vsig)
2425 struct ice_xlt2 *xlt2 = &hw->blk[blk].xlt2;
2428 for (i = 0; i < xlt2->count; i++) {
2429 if (xlt2->vsig_tbl[i].in_use &&
2430 ice_match_prop_lst(chs, &xlt2->vsig_tbl[i].prop_lst)) {
2431 *vsig = ICE_VSIG_VALUE(i, hw->pf_id);
2436 return ICE_ERR_DOES_NOT_EXIST;
2440 * ice_vsig_free - free VSI group
2441 * @hw: pointer to the hardware structure
2443 * @vsig: VSIG to remove
2445 * The function will remove all VSIs associated with the input VSIG and move
2446 * them to the DEFAULT_VSIG and mark the VSIG available.
2448 static enum ice_status
2449 ice_vsig_free(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2451 struct ice_vsig_prof *dtmp, *del;
2452 struct ice_vsig_vsi *vsi_cur;
2455 idx = vsig & ICE_VSIG_IDX_M;
2456 if (idx >= ICE_MAX_VSIGS)
2457 return ICE_ERR_PARAM;
2459 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2460 return ICE_ERR_DOES_NOT_EXIST;
2462 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = false;
2464 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2465 /* If the VSIG has at least 1 VSI then iterate through the
2466 * list and remove the VSIs before deleting the group.
2469 /* remove all vsis associated with this VSIG XLT2 entry */
2471 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
2473 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2474 vsi_cur->changed = 1;
2475 vsi_cur->next_vsi = NULL;
2479 /* NULL terminate head of VSI list */
2480 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi = NULL;
2483 /* free characteristic list */
2484 LIST_FOR_EACH_ENTRY_SAFE(del, dtmp,
2485 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
2486 ice_vsig_prof, list) {
2487 LIST_DEL(&del->list);
2491 /* if VSIG characteristic list was cleared for reset
2492 * re-initialize the list head
2494 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2500 * ice_vsig_remove_vsi - remove VSI from VSIG
2501 * @hw: pointer to the hardware structure
2503 * @vsi: VSI to remove
2504 * @vsig: VSI group to remove from
2506 * The function will remove the input VSI from its VSI group and move it
2507 * to the DEFAULT_VSIG.
2509 static enum ice_status
2510 ice_vsig_remove_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2512 struct ice_vsig_vsi **vsi_head, *vsi_cur, *vsi_tgt;
2515 idx = vsig & ICE_VSIG_IDX_M;
2517 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2518 return ICE_ERR_PARAM;
2520 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2521 return ICE_ERR_DOES_NOT_EXIST;
2523 /* entry already in default VSIG, don't have to remove */
2524 if (idx == ICE_DEFAULT_VSIG)
2527 vsi_head = &hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2531 vsi_tgt = &hw->blk[blk].xlt2.vsis[vsi];
2532 vsi_cur = (*vsi_head);
2534 /* iterate the VSI list, skip over the entry to be removed */
2536 if (vsi_tgt == vsi_cur) {
2537 (*vsi_head) = vsi_cur->next_vsi;
2540 vsi_head = &vsi_cur->next_vsi;
2541 vsi_cur = vsi_cur->next_vsi;
2544 /* verify if VSI was removed from group list */
2546 return ICE_ERR_DOES_NOT_EXIST;
2548 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2549 vsi_cur->changed = 1;
2550 vsi_cur->next_vsi = NULL;
2556 * ice_vsig_add_mv_vsi - add or move a VSI to a VSI group
2557 * @hw: pointer to the hardware structure
2560 * @vsig: destination VSI group
2562 * This function will move or add the input VSI to the target VSIG.
2563 * The function will find the original VSIG the VSI belongs to and
2564 * move the entry to the DEFAULT_VSIG, update the original VSIG and
2565 * then move entry to the new VSIG.
2567 static enum ice_status
2568 ice_vsig_add_mv_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2570 struct ice_vsig_vsi *tmp;
2571 enum ice_status status;
2574 idx = vsig & ICE_VSIG_IDX_M;
2576 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2577 return ICE_ERR_PARAM;
2579 /* if VSIG not in use and VSIG is not default type this VSIG
2582 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use &&
2583 vsig != ICE_DEFAULT_VSIG)
2584 return ICE_ERR_DOES_NOT_EXIST;
2586 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
2590 /* no update required if vsigs match */
2591 if (orig_vsig == vsig)
2594 if (orig_vsig != ICE_DEFAULT_VSIG) {
2595 /* remove entry from orig_vsig and add to default VSIG */
2596 status = ice_vsig_remove_vsi(hw, blk, vsi, orig_vsig);
2601 if (idx == ICE_DEFAULT_VSIG)
2604 /* Create VSI entry and add VSIG and prop_mask values */
2605 hw->blk[blk].xlt2.vsis[vsi].vsig = vsig;
2606 hw->blk[blk].xlt2.vsis[vsi].changed = 1;
2608 /* Add new entry to the head of the VSIG list */
2609 tmp = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2610 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi =
2611 &hw->blk[blk].xlt2.vsis[vsi];
2612 hw->blk[blk].xlt2.vsis[vsi].next_vsi = tmp;
2613 hw->blk[blk].xlt2.t[vsi] = vsig;
2619 * ice_prof_has_mask_idx - determine if profile index masking is identical
2620 * @hw: pointer to the hardware structure
2622 * @prof: profile to check
2623 * @idx: profile index to check
2624 * @masks: masks to match
2627 ice_prof_has_mask_idx(struct ice_hw *hw, enum ice_block blk, u8 prof, u16 idx,
2630 bool expect_no_mask = false;
2635 /* If mask is 0x0000 or 0xffff, then there is no masking */
2636 if (mask == 0 || mask == 0xffff)
2637 expect_no_mask = true;
2639 /* Scan the enabled masks on this profile, for the specified idx */
2640 for (i = 0; i < ICE_PROFILE_MASK_COUNT; i++)
2641 if (hw->blk[blk].es.mask_ena[prof] & BIT(i))
2642 if (hw->blk[blk].masks.masks[i].in_use &&
2643 hw->blk[blk].masks.masks[i].idx == idx) {
2645 if (hw->blk[blk].masks.masks[i].mask == mask)
2650 if (expect_no_mask) {
2662 * ice_prof_has_mask - determine if profile masking is identical
2663 * @hw: pointer to the hardware structure
2665 * @prof: profile to check
2666 * @masks: masks to match
2669 ice_prof_has_mask(struct ice_hw *hw, enum ice_block blk, u8 prof, u16 *masks)
2673 /* es->mask_ena[prof] will have the mask */
2674 for (i = 0; i < hw->blk[blk].es.fvw; i++)
2675 if (!ice_prof_has_mask_idx(hw, blk, prof, i, masks[i]))
2682 * ice_find_prof_id_with_mask - find profile ID for a given field vector
2683 * @hw: pointer to the hardware structure
2685 * @fv: field vector to search for
2686 * @masks: masks for fv
2687 * @prof_id: receives the profile ID
2689 static enum ice_status
2690 ice_find_prof_id_with_mask(struct ice_hw *hw, enum ice_block blk,
2691 struct ice_fv_word *fv, u16 *masks, u8 *prof_id)
2693 struct ice_es *es = &hw->blk[blk].es;
2696 for (i = 0; i < es->count; i++) {
2697 u16 off = i * es->fvw;
2700 if (memcmp(&es->t[off], fv, es->fvw * sizeof(*fv)))
2703 /* check if masks settings are the same for this profile */
2704 if (!ice_prof_has_mask(hw, blk, i, masks))
2711 return ICE_ERR_DOES_NOT_EXIST;
2715 * ice_find_prof_id - find profile ID for a given field vector
2716 * @hw: pointer to the hardware structure
2718 * @fv: field vector to search for
2719 * @prof_id: receives the profile ID
2721 static enum ice_status
2722 ice_find_prof_id(struct ice_hw *hw, enum ice_block blk,
2723 struct ice_fv_word *fv, u8 *prof_id)
2725 struct ice_es *es = &hw->blk[blk].es;
2728 for (i = 0; i < es->count; i++) {
2731 if (memcmp(&es->t[off], fv, es->fvw * sizeof(*fv)))
2738 return ICE_ERR_DOES_NOT_EXIST;
2742 * ice_prof_id_rsrc_type - get profile ID resource type for a block type
2743 * @blk: the block type
2744 * @rsrc_type: pointer to variable to receive the resource type
2746 static bool ice_prof_id_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2750 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_PROFID;
2753 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_PROFID;
2756 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_PROFID;
2759 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_PROFID;
2762 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_PROFID;
2771 * ice_tcam_ent_rsrc_type - get TCAM entry resource type for a block type
2772 * @blk: the block type
2773 * @rsrc_type: pointer to variable to receive the resource type
2775 static bool ice_tcam_ent_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2779 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_TCAM;
2782 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_TCAM;
2785 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_TCAM;
2788 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_TCAM;
2791 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_TCAM;
2800 * ice_alloc_tcam_ent - allocate hardware TCAM entry
2801 * @hw: pointer to the HW struct
2802 * @blk: the block to allocate the TCAM for
2803 * @tcam_idx: pointer to variable to receive the TCAM entry
2805 * This function allocates a new entry in a Profile ID TCAM for a specific
2808 static enum ice_status
2809 ice_alloc_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 *tcam_idx)
2813 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2814 return ICE_ERR_PARAM;
2816 return ice_alloc_hw_res(hw, res_type, 1, true, tcam_idx);
2820 * ice_free_tcam_ent - free hardware TCAM entry
2821 * @hw: pointer to the HW struct
2822 * @blk: the block from which to free the TCAM entry
2823 * @tcam_idx: the TCAM entry to free
2825 * This function frees an entry in a Profile ID TCAM for a specific block.
2827 static enum ice_status
2828 ice_free_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 tcam_idx)
2832 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2833 return ICE_ERR_PARAM;
2835 return ice_free_hw_res(hw, res_type, 1, &tcam_idx);
2839 * ice_alloc_prof_id - allocate profile ID
2840 * @hw: pointer to the HW struct
2841 * @blk: the block to allocate the profile ID for
2842 * @prof_id: pointer to variable to receive the profile ID
2844 * This function allocates a new profile ID, which also corresponds to a Field
2845 * Vector (Extraction Sequence) entry.
2847 static enum ice_status
2848 ice_alloc_prof_id(struct ice_hw *hw, enum ice_block blk, u8 *prof_id)
2850 enum ice_status status;
2854 if (!ice_prof_id_rsrc_type(blk, &res_type))
2855 return ICE_ERR_PARAM;
2857 status = ice_alloc_hw_res(hw, res_type, 1, false, &get_prof);
2859 *prof_id = (u8)get_prof;
2865 * ice_free_prof_id - free profile ID
2866 * @hw: pointer to the HW struct
2867 * @blk: the block from which to free the profile ID
2868 * @prof_id: the profile ID to free
2870 * This function frees a profile ID, which also corresponds to a Field Vector.
2872 static enum ice_status
2873 ice_free_prof_id(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2875 u16 tmp_prof_id = (u16)prof_id;
2878 if (!ice_prof_id_rsrc_type(blk, &res_type))
2879 return ICE_ERR_PARAM;
2881 return ice_free_hw_res(hw, res_type, 1, &tmp_prof_id);
2885 * ice_prof_inc_ref - increment reference count for profile
2886 * @hw: pointer to the HW struct
2887 * @blk: the block from which to free the profile ID
2888 * @prof_id: the profile ID for which to increment the reference count
2890 static enum ice_status
2891 ice_prof_inc_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2893 if (prof_id > hw->blk[blk].es.count)
2894 return ICE_ERR_PARAM;
2896 hw->blk[blk].es.ref_count[prof_id]++;
2902 * ice_write_prof_mask_reg - write profile mask register
2903 * @hw: pointer to the HW struct
2904 * @blk: hardware block
2905 * @mask_idx: mask index
2906 * @idx: index of the FV which will use the mask
2907 * @mask: the 16-bit mask
2910 ice_write_prof_mask_reg(struct ice_hw *hw, enum ice_block blk, u16 mask_idx,
2918 offset = GLQF_HMASK(mask_idx);
2919 val = (idx << GLQF_HMASK_MSK_INDEX_S) &
2920 GLQF_HMASK_MSK_INDEX_M;
2921 val |= (mask << GLQF_HMASK_MASK_S) & GLQF_HMASK_MASK_M;
2924 offset = GLQF_FDMASK(mask_idx);
2925 val = (idx << GLQF_FDMASK_MSK_INDEX_S) &
2926 GLQF_FDMASK_MSK_INDEX_M;
2927 val |= (mask << GLQF_FDMASK_MASK_S) &
2931 ice_debug(hw, ICE_DBG_PKG, "No profile masks for block %d\n",
2936 wr32(hw, offset, val);
2937 ice_debug(hw, ICE_DBG_PKG, "write mask, blk %d (%d): %x = %x\n",
2938 blk, idx, offset, val);
2942 * ice_write_prof_mask_enable_res - write profile mask enable register
2943 * @hw: pointer to the HW struct
2944 * @blk: hardware block
2945 * @prof_id: profile id
2946 * @enable_mask: enable mask
2949 ice_write_prof_mask_enable_res(struct ice_hw *hw, enum ice_block blk,
2950 u16 prof_id, u32 enable_mask)
2956 offset = GLQF_HMASK_SEL(prof_id);
2959 offset = GLQF_FDMASK_SEL(prof_id);
2962 ice_debug(hw, ICE_DBG_PKG, "No profile masks for block %d\n",
2967 wr32(hw, offset, enable_mask);
2968 ice_debug(hw, ICE_DBG_PKG, "write mask enable, blk %d (%d): %x = %x\n",
2969 blk, prof_id, offset, enable_mask);
2973 * ice_init_prof_masks - initial prof masks
2974 * @hw: pointer to the HW struct
2975 * @blk: hardware block
2977 static void ice_init_prof_masks(struct ice_hw *hw, enum ice_block blk)
2979 #define MAX_NUM_PORTS 8
2980 u16 num_ports = MAX_NUM_PORTS;
2983 ice_init_lock(&hw->blk[blk].masks.lock);
2985 hw->blk[blk].masks.count = ICE_PROFILE_MASK_COUNT / num_ports;
2986 hw->blk[blk].masks.first = hw->pf_id * hw->blk[blk].masks.count;
2988 ice_memset(hw->blk[blk].masks.masks, 0,
2989 sizeof(hw->blk[blk].masks.masks), ICE_NONDMA_MEM);
2991 for (i = hw->blk[blk].masks.first;
2992 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++)
2993 ice_write_prof_mask_reg(hw, blk, i, 0, 0);
2997 * ice_init_all_prof_masks - initial all prof masks
2998 * @hw: pointer to the HW struct
3000 void ice_init_all_prof_masks(struct ice_hw *hw)
3002 ice_init_prof_masks(hw, ICE_BLK_RSS);
3003 ice_init_prof_masks(hw, ICE_BLK_FD);
3007 * ice_alloc_prof_mask - allocate profile mask
3008 * @hw: pointer to the HW struct
3009 * @blk: hardware block
3010 * @idx: index of FV which will use the mask
3011 * @mask: the 16-bit mask
3012 * @mask_idx: variable to receive the mask index
3014 static enum ice_status
3015 ice_alloc_prof_mask(struct ice_hw *hw, enum ice_block blk, u16 idx, u16 mask,
3018 bool found_unused = false, found_copy = false;
3019 enum ice_status status = ICE_ERR_MAX_LIMIT;
3020 u16 unused_idx = 0, copy_idx = 0;
3023 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3024 return ICE_ERR_PARAM;
3026 ice_acquire_lock(&hw->blk[blk].masks.lock);
3028 for (i = hw->blk[blk].masks.first;
3029 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++)
3030 if (hw->blk[blk].masks.masks[i].in_use) {
3031 /* if mask is in use and it exactly duplicates the
3032 * desired mask and index, then in can be reused
3034 if (hw->blk[blk].masks.masks[i].mask == mask &&
3035 hw->blk[blk].masks.masks[i].idx == idx) {
3041 /* save off unused index, but keep searching in case
3042 * there is an exact match later on
3044 if (!found_unused) {
3045 found_unused = true;
3052 else if (found_unused)
3055 goto err_ice_alloc_prof_mask;
3057 /* update mask for a new entry */
3059 hw->blk[blk].masks.masks[i].in_use = true;
3060 hw->blk[blk].masks.masks[i].mask = mask;
3061 hw->blk[blk].masks.masks[i].idx = idx;
3062 hw->blk[blk].masks.masks[i].ref = 0;
3063 ice_write_prof_mask_reg(hw, blk, i, idx, mask);
3066 hw->blk[blk].masks.masks[i].ref++;
3068 status = ICE_SUCCESS;
3070 err_ice_alloc_prof_mask:
3071 ice_release_lock(&hw->blk[blk].masks.lock);
3077 * ice_free_prof_mask - free profile mask
3078 * @hw: pointer to the HW struct
3079 * @blk: hardware block
3080 * @mask_idx: index of mask
3082 static enum ice_status
3083 ice_free_prof_mask(struct ice_hw *hw, enum ice_block blk, u16 mask_idx)
3085 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3086 return ICE_ERR_PARAM;
3088 if (!(mask_idx >= hw->blk[blk].masks.first &&
3089 mask_idx < hw->blk[blk].masks.first + hw->blk[blk].masks.count))
3090 return ICE_ERR_DOES_NOT_EXIST;
3092 ice_acquire_lock(&hw->blk[blk].masks.lock);
3094 if (!hw->blk[blk].masks.masks[mask_idx].in_use)
3095 goto exit_ice_free_prof_mask;
3097 if (hw->blk[blk].masks.masks[mask_idx].ref > 1) {
3098 hw->blk[blk].masks.masks[mask_idx].ref--;
3099 goto exit_ice_free_prof_mask;
3103 hw->blk[blk].masks.masks[mask_idx].in_use = false;
3104 hw->blk[blk].masks.masks[mask_idx].mask = 0;
3105 hw->blk[blk].masks.masks[mask_idx].idx = 0;
3107 /* update mask as unused entry */
3108 ice_debug(hw, ICE_DBG_PKG, "Free mask, blk %d, mask %d", blk, mask_idx);
3109 ice_write_prof_mask_reg(hw, blk, mask_idx, 0, 0);
3111 exit_ice_free_prof_mask:
3112 ice_release_lock(&hw->blk[blk].masks.lock);
3118 * ice_free_prof_masks - free all profile masks for a profile
3119 * @hw: pointer to the HW struct
3120 * @blk: hardware block
3121 * @prof_id: profile id
3123 static enum ice_status
3124 ice_free_prof_masks(struct ice_hw *hw, enum ice_block blk, u16 prof_id)
3129 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3130 return ICE_ERR_PARAM;
3132 mask_bm = hw->blk[blk].es.mask_ena[prof_id];
3133 for (i = 0; i < BITS_PER_BYTE * sizeof(mask_bm); i++)
3134 if (mask_bm & BIT(i))
3135 ice_free_prof_mask(hw, blk, i);
3141 * ice_shutdown_prof_masks - releases lock for masking
3142 * @hw: pointer to the HW struct
3143 * @blk: hardware block
3145 * This should be called before unloading the driver
3147 static void ice_shutdown_prof_masks(struct ice_hw *hw, enum ice_block blk)
3151 ice_acquire_lock(&hw->blk[blk].masks.lock);
3153 for (i = hw->blk[blk].masks.first;
3154 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++) {
3155 ice_write_prof_mask_reg(hw, blk, i, 0, 0);
3157 hw->blk[blk].masks.masks[i].in_use = false;
3158 hw->blk[blk].masks.masks[i].idx = 0;
3159 hw->blk[blk].masks.masks[i].mask = 0;
3162 ice_release_lock(&hw->blk[blk].masks.lock);
3163 ice_destroy_lock(&hw->blk[blk].masks.lock);
3167 * ice_shutdown_all_prof_masks - releases all locks for masking
3168 * @hw: pointer to the HW struct
3169 * @blk: hardware block
3171 * This should be called before unloading the driver
3173 void ice_shutdown_all_prof_masks(struct ice_hw *hw)
3175 ice_shutdown_prof_masks(hw, ICE_BLK_RSS);
3176 ice_shutdown_prof_masks(hw, ICE_BLK_FD);
3180 * ice_update_prof_masking - set registers according to masking
3181 * @hw: pointer to the HW struct
3182 * @blk: hardware block
3183 * @prof_id: profile id
3187 static enum ice_status
3188 ice_update_prof_masking(struct ice_hw *hw, enum ice_block blk, u16 prof_id,
3189 struct ice_fv_word *es, u16 *masks)
3196 /* Only support FD and RSS masking, otherwise nothing to be done */
3197 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3200 for (i = 0; i < hw->blk[blk].es.fvw; i++)
3201 if (masks[i] && masks[i] != 0xFFFF) {
3202 if (!ice_alloc_prof_mask(hw, blk, i, masks[i], &idx)) {
3203 ena_mask |= BIT(idx);
3205 /* not enough bitmaps */
3212 /* free any bitmaps we have allocated */
3213 for (i = 0; i < BITS_PER_BYTE * sizeof(ena_mask); i++)
3214 if (ena_mask & BIT(i))
3215 ice_free_prof_mask(hw, blk, i);
3217 return ICE_ERR_OUT_OF_RANGE;
3220 /* enable the masks for this profile */
3221 ice_write_prof_mask_enable_res(hw, blk, prof_id, ena_mask);
3223 /* store enabled masks with profile so that they can be freed later */
3224 hw->blk[blk].es.mask_ena[prof_id] = ena_mask;
3230 * ice_write_es - write an extraction sequence to hardware
3231 * @hw: pointer to the HW struct
3232 * @blk: the block in which to write the extraction sequence
3233 * @prof_id: the profile ID to write
3234 * @fv: pointer to the extraction sequence to write - NULL to clear extraction
3237 ice_write_es(struct ice_hw *hw, enum ice_block blk, u8 prof_id,
3238 struct ice_fv_word *fv)
3242 off = prof_id * hw->blk[blk].es.fvw;
3244 ice_memset(&hw->blk[blk].es.t[off], 0, hw->blk[blk].es.fvw *
3245 sizeof(*fv), ICE_NONDMA_MEM);
3246 hw->blk[blk].es.written[prof_id] = false;
3248 ice_memcpy(&hw->blk[blk].es.t[off], fv, hw->blk[blk].es.fvw *
3249 sizeof(*fv), ICE_NONDMA_TO_NONDMA);
3254 * ice_prof_dec_ref - decrement reference count for profile
3255 * @hw: pointer to the HW struct
3256 * @blk: the block from which to free the profile ID
3257 * @prof_id: the profile ID for which to decrement the reference count
3259 static enum ice_status
3260 ice_prof_dec_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
3262 if (prof_id > hw->blk[blk].es.count)
3263 return ICE_ERR_PARAM;
3265 if (hw->blk[blk].es.ref_count[prof_id] > 0) {
3266 if (!--hw->blk[blk].es.ref_count[prof_id]) {
3267 ice_write_es(hw, blk, prof_id, NULL);
3268 ice_free_prof_masks(hw, blk, prof_id);
3269 return ice_free_prof_id(hw, blk, prof_id);
3276 /* Block / table section IDs */
3277 static const u32 ice_blk_sids[ICE_BLK_COUNT][ICE_SID_OFF_COUNT] = {
3281 ICE_SID_PROFID_TCAM_SW,
3282 ICE_SID_PROFID_REDIR_SW,
3289 ICE_SID_PROFID_TCAM_ACL,
3290 ICE_SID_PROFID_REDIR_ACL,
3297 ICE_SID_PROFID_TCAM_FD,
3298 ICE_SID_PROFID_REDIR_FD,
3305 ICE_SID_PROFID_TCAM_RSS,
3306 ICE_SID_PROFID_REDIR_RSS,
3313 ICE_SID_PROFID_TCAM_PE,
3314 ICE_SID_PROFID_REDIR_PE,
3320 * ice_init_sw_xlt1_db - init software XLT1 database from HW tables
3321 * @hw: pointer to the hardware structure
3322 * @blk: the HW block to initialize
3325 void ice_init_sw_xlt1_db(struct ice_hw *hw, enum ice_block blk)
3329 for (pt = 0; pt < hw->blk[blk].xlt1.count; pt++) {
3332 ptg = hw->blk[blk].xlt1.t[pt];
3333 if (ptg != ICE_DEFAULT_PTG) {
3334 ice_ptg_alloc_val(hw, blk, ptg);
3335 ice_ptg_add_mv_ptype(hw, blk, pt, ptg);
3341 * ice_init_sw_xlt2_db - init software XLT2 database from HW tables
3342 * @hw: pointer to the hardware structure
3343 * @blk: the HW block to initialize
3345 static void ice_init_sw_xlt2_db(struct ice_hw *hw, enum ice_block blk)
3349 for (vsi = 0; vsi < hw->blk[blk].xlt2.count; vsi++) {
3352 vsig = hw->blk[blk].xlt2.t[vsi];
3354 ice_vsig_alloc_val(hw, blk, vsig);
3355 ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
3356 /* no changes at this time, since this has been
3357 * initialized from the original package
3359 hw->blk[blk].xlt2.vsis[vsi].changed = 0;
3365 * ice_init_sw_db - init software database from HW tables
3366 * @hw: pointer to the hardware structure
3368 static void ice_init_sw_db(struct ice_hw *hw)
3372 for (i = 0; i < ICE_BLK_COUNT; i++) {
3373 ice_init_sw_xlt1_db(hw, (enum ice_block)i);
3374 ice_init_sw_xlt2_db(hw, (enum ice_block)i);
3379 * ice_fill_tbl - Reads content of a single table type into database
3380 * @hw: pointer to the hardware structure
3381 * @block_id: Block ID of the table to copy
3382 * @sid: Section ID of the table to copy
3384 * Will attempt to read the entire content of a given table of a single block
3385 * into the driver database. We assume that the buffer will always
3386 * be as large or larger than the data contained in the package. If
3387 * this condition is not met, there is most likely an error in the package
3390 static void ice_fill_tbl(struct ice_hw *hw, enum ice_block block_id, u32 sid)
3392 u32 dst_len, sect_len, offset = 0;
3393 struct ice_prof_redir_section *pr;
3394 struct ice_prof_id_section *pid;
3395 struct ice_xlt1_section *xlt1;
3396 struct ice_xlt2_section *xlt2;
3397 struct ice_sw_fv_section *es;
3398 struct ice_pkg_enum state;
3402 /* if the HW segment pointer is null then the first iteration of
3403 * ice_pkg_enum_section() will fail. In this case the Hw tables will
3404 * not be filled and return success.
3407 ice_debug(hw, ICE_DBG_PKG, "hw->seg is NULL, tables are not filled\n");
3411 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
3413 sect = ice_pkg_enum_section(hw->seg, &state, sid);
3417 case ICE_SID_XLT1_SW:
3418 case ICE_SID_XLT1_FD:
3419 case ICE_SID_XLT1_RSS:
3420 case ICE_SID_XLT1_ACL:
3421 case ICE_SID_XLT1_PE:
3422 xlt1 = (struct ice_xlt1_section *)sect;
3424 sect_len = LE16_TO_CPU(xlt1->count) *
3425 sizeof(*hw->blk[block_id].xlt1.t);
3426 dst = hw->blk[block_id].xlt1.t;
3427 dst_len = hw->blk[block_id].xlt1.count *
3428 sizeof(*hw->blk[block_id].xlt1.t);
3430 case ICE_SID_XLT2_SW:
3431 case ICE_SID_XLT2_FD:
3432 case ICE_SID_XLT2_RSS:
3433 case ICE_SID_XLT2_ACL:
3434 case ICE_SID_XLT2_PE:
3435 xlt2 = (struct ice_xlt2_section *)sect;
3436 src = (_FORCE_ u8 *)xlt2->value;
3437 sect_len = LE16_TO_CPU(xlt2->count) *
3438 sizeof(*hw->blk[block_id].xlt2.t);
3439 dst = (u8 *)hw->blk[block_id].xlt2.t;
3440 dst_len = hw->blk[block_id].xlt2.count *
3441 sizeof(*hw->blk[block_id].xlt2.t);
3443 case ICE_SID_PROFID_TCAM_SW:
3444 case ICE_SID_PROFID_TCAM_FD:
3445 case ICE_SID_PROFID_TCAM_RSS:
3446 case ICE_SID_PROFID_TCAM_ACL:
3447 case ICE_SID_PROFID_TCAM_PE:
3448 pid = (struct ice_prof_id_section *)sect;
3449 src = (u8 *)pid->entry;
3450 sect_len = LE16_TO_CPU(pid->count) *
3451 sizeof(*hw->blk[block_id].prof.t);
3452 dst = (u8 *)hw->blk[block_id].prof.t;
3453 dst_len = hw->blk[block_id].prof.count *
3454 sizeof(*hw->blk[block_id].prof.t);
3456 case ICE_SID_PROFID_REDIR_SW:
3457 case ICE_SID_PROFID_REDIR_FD:
3458 case ICE_SID_PROFID_REDIR_RSS:
3459 case ICE_SID_PROFID_REDIR_ACL:
3460 case ICE_SID_PROFID_REDIR_PE:
3461 pr = (struct ice_prof_redir_section *)sect;
3462 src = pr->redir_value;
3463 sect_len = LE16_TO_CPU(pr->count) *
3464 sizeof(*hw->blk[block_id].prof_redir.t);
3465 dst = hw->blk[block_id].prof_redir.t;
3466 dst_len = hw->blk[block_id].prof_redir.count *
3467 sizeof(*hw->blk[block_id].prof_redir.t);
3469 case ICE_SID_FLD_VEC_SW:
3470 case ICE_SID_FLD_VEC_FD:
3471 case ICE_SID_FLD_VEC_RSS:
3472 case ICE_SID_FLD_VEC_ACL:
3473 case ICE_SID_FLD_VEC_PE:
3474 es = (struct ice_sw_fv_section *)sect;
3476 sect_len = (u32)(LE16_TO_CPU(es->count) *
3477 hw->blk[block_id].es.fvw) *
3478 sizeof(*hw->blk[block_id].es.t);
3479 dst = (u8 *)hw->blk[block_id].es.t;
3480 dst_len = (u32)(hw->blk[block_id].es.count *
3481 hw->blk[block_id].es.fvw) *
3482 sizeof(*hw->blk[block_id].es.t);
3488 /* if the section offset exceeds destination length, terminate
3491 if (offset > dst_len)
3494 /* if the sum of section size and offset exceed destination size
3495 * then we are out of bounds of the Hw table size for that PF.
3496 * Changing section length to fill the remaining table space
3499 if ((offset + sect_len) > dst_len)
3500 sect_len = dst_len - offset;
3502 ice_memcpy(dst + offset, src, sect_len, ICE_NONDMA_TO_NONDMA);
3504 sect = ice_pkg_enum_section(NULL, &state, sid);
3509 * ice_fill_blk_tbls - Read package context for tables
3510 * @hw: pointer to the hardware structure
3512 * Reads the current package contents and populates the driver
3513 * database with the data iteratively for all advanced feature
3514 * blocks. Assume that the Hw tables have been allocated.
3516 void ice_fill_blk_tbls(struct ice_hw *hw)
3520 for (i = 0; i < ICE_BLK_COUNT; i++) {
3521 enum ice_block blk_id = (enum ice_block)i;
3523 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt1.sid);
3524 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt2.sid);
3525 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof.sid);
3526 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof_redir.sid);
3527 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].es.sid);
3534 * ice_free_prof_map - free profile map
3535 * @hw: pointer to the hardware structure
3536 * @blk_idx: HW block index
3538 static void ice_free_prof_map(struct ice_hw *hw, u8 blk_idx)
3540 struct ice_es *es = &hw->blk[blk_idx].es;
3541 struct ice_prof_map *del, *tmp;
3543 ice_acquire_lock(&es->prof_map_lock);
3544 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &es->prof_map,
3545 ice_prof_map, list) {
3546 LIST_DEL(&del->list);
3549 INIT_LIST_HEAD(&es->prof_map);
3550 ice_release_lock(&es->prof_map_lock);
3554 * ice_free_flow_profs - free flow profile entries
3555 * @hw: pointer to the hardware structure
3556 * @blk_idx: HW block index
3558 static void ice_free_flow_profs(struct ice_hw *hw, u8 blk_idx)
3560 struct ice_flow_prof *p, *tmp;
3562 ice_acquire_lock(&hw->fl_profs_locks[blk_idx]);
3563 LIST_FOR_EACH_ENTRY_SAFE(p, tmp, &hw->fl_profs[blk_idx],
3564 ice_flow_prof, l_entry) {
3565 struct ice_flow_entry *e, *t;
3567 LIST_FOR_EACH_ENTRY_SAFE(e, t, &p->entries,
3568 ice_flow_entry, l_entry)
3569 ice_flow_rem_entry(hw, ICE_FLOW_ENTRY_HNDL(e));
3571 LIST_DEL(&p->l_entry);
3573 ice_free(hw, p->acts);
3576 ice_release_lock(&hw->fl_profs_locks[blk_idx]);
3578 /* if driver is in reset and tables are being cleared
3579 * re-initialize the flow profile list heads
3581 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
3585 * ice_free_vsig_tbl - free complete VSIG table entries
3586 * @hw: pointer to the hardware structure
3587 * @blk: the HW block on which to free the VSIG table entries
3589 static void ice_free_vsig_tbl(struct ice_hw *hw, enum ice_block blk)
3593 if (!hw->blk[blk].xlt2.vsig_tbl)
3596 for (i = 1; i < ICE_MAX_VSIGS; i++)
3597 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use)
3598 ice_vsig_free(hw, blk, i);
3602 * ice_free_hw_tbls - free hardware table memory
3603 * @hw: pointer to the hardware structure
3605 void ice_free_hw_tbls(struct ice_hw *hw)
3607 struct ice_rss_cfg *r, *rt;
3610 for (i = 0; i < ICE_BLK_COUNT; i++) {
3611 if (hw->blk[i].is_list_init) {
3612 struct ice_es *es = &hw->blk[i].es;
3614 ice_free_prof_map(hw, i);
3615 ice_destroy_lock(&es->prof_map_lock);
3616 ice_free_flow_profs(hw, i);
3617 ice_destroy_lock(&hw->fl_profs_locks[i]);
3619 hw->blk[i].is_list_init = false;
3621 ice_free_vsig_tbl(hw, (enum ice_block)i);
3622 ice_free(hw, hw->blk[i].xlt1.ptypes);
3623 ice_free(hw, hw->blk[i].xlt1.ptg_tbl);
3624 ice_free(hw, hw->blk[i].xlt1.t);
3625 ice_free(hw, hw->blk[i].xlt2.t);
3626 ice_free(hw, hw->blk[i].xlt2.vsig_tbl);
3627 ice_free(hw, hw->blk[i].xlt2.vsis);
3628 ice_free(hw, hw->blk[i].prof.t);
3629 ice_free(hw, hw->blk[i].prof_redir.t);
3630 ice_free(hw, hw->blk[i].es.t);
3631 ice_free(hw, hw->blk[i].es.ref_count);
3632 ice_free(hw, hw->blk[i].es.written);
3633 ice_free(hw, hw->blk[i].es.mask_ena);
3636 LIST_FOR_EACH_ENTRY_SAFE(r, rt, &hw->rss_list_head,
3637 ice_rss_cfg, l_entry) {
3638 LIST_DEL(&r->l_entry);
3641 ice_destroy_lock(&hw->rss_locks);
3642 ice_shutdown_all_prof_masks(hw);
3643 ice_memset(hw->blk, 0, sizeof(hw->blk), ICE_NONDMA_MEM);
3647 * ice_init_flow_profs - init flow profile locks and list heads
3648 * @hw: pointer to the hardware structure
3649 * @blk_idx: HW block index
3651 static void ice_init_flow_profs(struct ice_hw *hw, u8 blk_idx)
3653 ice_init_lock(&hw->fl_profs_locks[blk_idx]);
3654 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
3658 * ice_init_hw_tbls - init hardware table memory
3659 * @hw: pointer to the hardware structure
3661 enum ice_status ice_init_hw_tbls(struct ice_hw *hw)
3665 ice_init_lock(&hw->rss_locks);
3666 INIT_LIST_HEAD(&hw->rss_list_head);
3667 ice_init_all_prof_masks(hw);
3668 for (i = 0; i < ICE_BLK_COUNT; i++) {
3669 struct ice_prof_redir *prof_redir = &hw->blk[i].prof_redir;
3670 struct ice_prof_tcam *prof = &hw->blk[i].prof;
3671 struct ice_xlt1 *xlt1 = &hw->blk[i].xlt1;
3672 struct ice_xlt2 *xlt2 = &hw->blk[i].xlt2;
3673 struct ice_es *es = &hw->blk[i].es;
3676 if (hw->blk[i].is_list_init)
3679 ice_init_flow_profs(hw, i);
3680 ice_init_lock(&es->prof_map_lock);
3681 INIT_LIST_HEAD(&es->prof_map);
3682 hw->blk[i].is_list_init = true;
3684 hw->blk[i].overwrite = blk_sizes[i].overwrite;
3685 es->reverse = blk_sizes[i].reverse;
3687 xlt1->sid = ice_blk_sids[i][ICE_SID_XLT1_OFF];
3688 xlt1->count = blk_sizes[i].xlt1;
3690 xlt1->ptypes = (struct ice_ptg_ptype *)
3691 ice_calloc(hw, xlt1->count, sizeof(*xlt1->ptypes));
3696 xlt1->ptg_tbl = (struct ice_ptg_entry *)
3697 ice_calloc(hw, ICE_MAX_PTGS, sizeof(*xlt1->ptg_tbl));
3702 xlt1->t = (u8 *)ice_calloc(hw, xlt1->count, sizeof(*xlt1->t));
3706 xlt2->sid = ice_blk_sids[i][ICE_SID_XLT2_OFF];
3707 xlt2->count = blk_sizes[i].xlt2;
3709 xlt2->vsis = (struct ice_vsig_vsi *)
3710 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsis));
3715 xlt2->vsig_tbl = (struct ice_vsig_entry *)
3716 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsig_tbl));
3717 if (!xlt2->vsig_tbl)
3720 for (j = 0; j < xlt2->count; j++)
3721 INIT_LIST_HEAD(&xlt2->vsig_tbl[j].prop_lst);
3723 xlt2->t = (u16 *)ice_calloc(hw, xlt2->count, sizeof(*xlt2->t));
3727 prof->sid = ice_blk_sids[i][ICE_SID_PR_OFF];
3728 prof->count = blk_sizes[i].prof_tcam;
3729 prof->max_prof_id = blk_sizes[i].prof_id;
3730 prof->cdid_bits = blk_sizes[i].prof_cdid_bits;
3731 prof->t = (struct ice_prof_tcam_entry *)
3732 ice_calloc(hw, prof->count, sizeof(*prof->t));
3737 prof_redir->sid = ice_blk_sids[i][ICE_SID_PR_REDIR_OFF];
3738 prof_redir->count = blk_sizes[i].prof_redir;
3739 prof_redir->t = (u8 *)ice_calloc(hw, prof_redir->count,
3740 sizeof(*prof_redir->t));
3745 es->sid = ice_blk_sids[i][ICE_SID_ES_OFF];
3746 es->count = blk_sizes[i].es;
3747 es->fvw = blk_sizes[i].fvw;
3748 es->t = (struct ice_fv_word *)
3749 ice_calloc(hw, (u32)(es->count * es->fvw),
3754 es->ref_count = (u16 *)
3755 ice_calloc(hw, es->count, sizeof(*es->ref_count));
3757 es->written = (u8 *)
3758 ice_calloc(hw, es->count, sizeof(*es->written));
3759 es->mask_ena = (u32 *)
3760 ice_calloc(hw, es->count, sizeof(*es->mask_ena));
3767 ice_free_hw_tbls(hw);
3768 return ICE_ERR_NO_MEMORY;
3772 * ice_prof_gen_key - generate profile ID key
3773 * @hw: pointer to the HW struct
3774 * @blk: the block in which to write profile ID to
3775 * @ptg: packet type group (PTG) portion of key
3776 * @vsig: VSIG portion of key
3777 * @cdid: cdid portion of key
3778 * @flags: flag portion of key
3779 * @vl_msk: valid mask
3780 * @dc_msk: don't care mask
3781 * @nm_msk: never match mask
3782 * @key: output of profile ID key
3784 static enum ice_status
3785 ice_prof_gen_key(struct ice_hw *hw, enum ice_block blk, u8 ptg, u16 vsig,
3786 u8 cdid, u16 flags, u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3787 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ], u8 nm_msk[ICE_TCAM_KEY_VAL_SZ],
3788 u8 key[ICE_TCAM_KEY_SZ])
3790 struct ice_prof_id_key inkey;
3793 inkey.xlt2_cdid = CPU_TO_LE16(vsig);
3794 inkey.flags = CPU_TO_LE16(flags);
3796 switch (hw->blk[blk].prof.cdid_bits) {
3800 #define ICE_CD_2_M 0xC000U
3801 #define ICE_CD_2_S 14
3802 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_2_M);
3803 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_2_S);
3806 #define ICE_CD_4_M 0xF000U
3807 #define ICE_CD_4_S 12
3808 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_4_M);
3809 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_4_S);
3812 #define ICE_CD_8_M 0xFF00U
3813 #define ICE_CD_8_S 16
3814 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_8_M);
3815 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_8_S);
3818 ice_debug(hw, ICE_DBG_PKG, "Error in profile config\n");
3822 return ice_set_key(key, ICE_TCAM_KEY_SZ, (u8 *)&inkey, vl_msk, dc_msk,
3823 nm_msk, 0, ICE_TCAM_KEY_SZ / 2);
3827 * ice_tcam_write_entry - write TCAM entry
3828 * @hw: pointer to the HW struct
3829 * @blk: the block in which to write profile ID to
3830 * @idx: the entry index to write to
3831 * @prof_id: profile ID
3832 * @ptg: packet type group (PTG) portion of key
3833 * @vsig: VSIG portion of key
3834 * @cdid: cdid portion of key
3835 * @flags: flag portion of key
3836 * @vl_msk: valid mask
3837 * @dc_msk: don't care mask
3838 * @nm_msk: never match mask
3840 static enum ice_status
3841 ice_tcam_write_entry(struct ice_hw *hw, enum ice_block blk, u16 idx,
3842 u8 prof_id, u8 ptg, u16 vsig, u8 cdid, u16 flags,
3843 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3844 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ],
3845 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ])
3847 struct ice_prof_tcam_entry;
3848 enum ice_status status;
3850 status = ice_prof_gen_key(hw, blk, ptg, vsig, cdid, flags, vl_msk,
3851 dc_msk, nm_msk, hw->blk[blk].prof.t[idx].key);
3853 hw->blk[blk].prof.t[idx].addr = CPU_TO_LE16(idx);
3854 hw->blk[blk].prof.t[idx].prof_id = prof_id;
3861 * ice_vsig_get_ref - returns number of VSIs belong to a VSIG
3862 * @hw: pointer to the hardware structure
3864 * @vsig: VSIG to query
3865 * @refs: pointer to variable to receive the reference count
3867 static enum ice_status
3868 ice_vsig_get_ref(struct ice_hw *hw, enum ice_block blk, u16 vsig, u16 *refs)
3870 u16 idx = vsig & ICE_VSIG_IDX_M;
3871 struct ice_vsig_vsi *ptr;
3874 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
3875 return ICE_ERR_DOES_NOT_EXIST;
3877 ptr = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
3880 ptr = ptr->next_vsi;
3887 * ice_get_ptg - get or allocate a ptg for a ptype
3888 * @hw: pointer to the hardware structure
3890 * @ptype: the ptype to retrieve the PTG for
3891 * @ptg: receives the PTG of the ptype
3892 * @add: receive boolean indicating whether PTG was added or not
3894 static enum ice_status
3895 ice_get_ptg(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg,
3898 enum ice_status status;
3900 *ptg = ICE_DEFAULT_PTG;
3903 status = ice_ptg_find_ptype(hw, blk, ptype, ptg);
3907 if (*ptg == ICE_DEFAULT_PTG) {
3908 /* need to allocate a PTG, and add ptype to it */
3909 *ptg = ice_ptg_alloc(hw, blk);
3910 if (*ptg == ICE_DEFAULT_PTG)
3911 return ICE_ERR_HW_TABLE;
3913 status = ice_ptg_add_mv_ptype(hw, blk, ptype, *ptg);
3915 return ICE_ERR_HW_TABLE;
3924 * ice_has_prof_vsig - check to see if VSIG has a specific profile
3925 * @hw: pointer to the hardware structure
3927 * @vsig: VSIG to check against
3928 * @hdl: profile handle
3931 ice_has_prof_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl)
3933 u16 idx = vsig & ICE_VSIG_IDX_M;
3934 struct ice_vsig_prof *ent;
3936 LIST_FOR_EACH_ENTRY(ent, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
3937 ice_vsig_prof, list) {
3938 if (ent->profile_cookie == hdl)
3942 ice_debug(hw, ICE_DBG_INIT,
3943 "Characteristic list for VSI group %d not found.\n",
3949 * ice_prof_bld_es - build profile ID extraction sequence changes
3950 * @hw: pointer to the HW struct
3951 * @blk: hardware block
3952 * @bld: the update package buffer build to add to
3953 * @chgs: the list of changes to make in hardware
3955 static enum ice_status
3956 ice_prof_bld_es(struct ice_hw *hw, enum ice_block blk,
3957 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3959 u16 vec_size = hw->blk[blk].es.fvw * sizeof(struct ice_fv_word);
3960 struct ice_chs_chg *tmp;
3962 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3963 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_prof) {
3964 u16 off = tmp->prof_id * hw->blk[blk].es.fvw;
3965 struct ice_pkg_es *p;
3968 id = ice_sect_id(blk, ICE_VEC_TBL);
3969 p = (struct ice_pkg_es *)
3970 ice_pkg_buf_alloc_section(bld, id, sizeof(*p) +
3975 return ICE_ERR_MAX_LIMIT;
3977 p->count = CPU_TO_LE16(1);
3978 p->offset = CPU_TO_LE16(tmp->prof_id);
3980 ice_memcpy(p->es, &hw->blk[blk].es.t[off], vec_size,
3981 ICE_NONDMA_TO_NONDMA);
3989 * ice_prof_bld_tcam - build profile ID TCAM changes
3990 * @hw: pointer to the HW struct
3991 * @blk: hardware block
3992 * @bld: the update package buffer build to add to
3993 * @chgs: the list of changes to make in hardware
3995 static enum ice_status
3996 ice_prof_bld_tcam(struct ice_hw *hw, enum ice_block blk,
3997 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3999 struct ice_chs_chg *tmp;
4001 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
4002 if (tmp->type == ICE_TCAM_ADD && tmp->add_tcam_idx) {
4003 struct ice_prof_id_section *p;
4006 id = ice_sect_id(blk, ICE_PROF_TCAM);
4007 p = (struct ice_prof_id_section *)
4008 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
4011 return ICE_ERR_MAX_LIMIT;
4013 p->count = CPU_TO_LE16(1);
4014 p->entry[0].addr = CPU_TO_LE16(tmp->tcam_idx);
4015 p->entry[0].prof_id = tmp->prof_id;
4017 ice_memcpy(p->entry[0].key,
4018 &hw->blk[blk].prof.t[tmp->tcam_idx].key,
4019 sizeof(hw->blk[blk].prof.t->key),
4020 ICE_NONDMA_TO_NONDMA);
4028 * ice_prof_bld_xlt1 - build XLT1 changes
4029 * @blk: hardware block
4030 * @bld: the update package buffer build to add to
4031 * @chgs: the list of changes to make in hardware
4033 static enum ice_status
4034 ice_prof_bld_xlt1(enum ice_block blk, struct ice_buf_build *bld,
4035 struct LIST_HEAD_TYPE *chgs)
4037 struct ice_chs_chg *tmp;
4039 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
4040 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_ptg) {
4041 struct ice_xlt1_section *p;
4044 id = ice_sect_id(blk, ICE_XLT1);
4045 p = (struct ice_xlt1_section *)
4046 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
4049 return ICE_ERR_MAX_LIMIT;
4051 p->count = CPU_TO_LE16(1);
4052 p->offset = CPU_TO_LE16(tmp->ptype);
4053 p->value[0] = tmp->ptg;
4061 * ice_prof_bld_xlt2 - build XLT2 changes
4062 * @blk: hardware block
4063 * @bld: the update package buffer build to add to
4064 * @chgs: the list of changes to make in hardware
4066 static enum ice_status
4067 ice_prof_bld_xlt2(enum ice_block blk, struct ice_buf_build *bld,
4068 struct LIST_HEAD_TYPE *chgs)
4070 struct ice_chs_chg *tmp;
4072 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
4075 if (tmp->type == ICE_VSIG_ADD)
4077 else if (tmp->type == ICE_VSI_MOVE)
4079 else if (tmp->type == ICE_VSIG_REM)
4083 struct ice_xlt2_section *p;
4086 id = ice_sect_id(blk, ICE_XLT2);
4087 p = (struct ice_xlt2_section *)
4088 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
4091 return ICE_ERR_MAX_LIMIT;
4093 p->count = CPU_TO_LE16(1);
4094 p->offset = CPU_TO_LE16(tmp->vsi);
4095 p->value[0] = CPU_TO_LE16(tmp->vsig);
4103 * ice_upd_prof_hw - update hardware using the change list
4104 * @hw: pointer to the HW struct
4105 * @blk: hardware block
4106 * @chgs: the list of changes to make in hardware
4108 static enum ice_status
4109 ice_upd_prof_hw(struct ice_hw *hw, enum ice_block blk,
4110 struct LIST_HEAD_TYPE *chgs)
4112 struct ice_buf_build *b;
4113 struct ice_chs_chg *tmp;
4114 enum ice_status status;
4122 /* count number of sections we need */
4123 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
4124 switch (tmp->type) {
4125 case ICE_PTG_ES_ADD:
4143 sects = xlt1 + xlt2 + tcam + es;
4148 /* Build update package buffer */
4149 b = ice_pkg_buf_alloc(hw);
4151 return ICE_ERR_NO_MEMORY;
4153 status = ice_pkg_buf_reserve_section(b, sects);
4157 /* Preserve order of table update: ES, TCAM, PTG, VSIG */
4159 status = ice_prof_bld_es(hw, blk, b, chgs);
4165 status = ice_prof_bld_tcam(hw, blk, b, chgs);
4171 status = ice_prof_bld_xlt1(blk, b, chgs);
4177 status = ice_prof_bld_xlt2(blk, b, chgs);
4182 /* After package buffer build check if the section count in buffer is
4183 * non-zero and matches the number of sections detected for package
4186 pkg_sects = ice_pkg_buf_get_active_sections(b);
4187 if (!pkg_sects || pkg_sects != sects) {
4188 status = ICE_ERR_INVAL_SIZE;
4192 /* update package */
4193 status = ice_update_pkg(hw, ice_pkg_buf(b), 1);
4194 if (status == ICE_ERR_AQ_ERROR)
4195 ice_debug(hw, ICE_DBG_INIT, "Unable to update HW profile.");
4198 ice_pkg_buf_free(hw, b);
4203 * ice_update_fd_mask - set Flow Director Field Vector mask for a profile
4204 * @hw: pointer to the HW struct
4205 * @prof_id: profile ID
4206 * @mask_sel: mask select
4208 * This function enable any of the masks selected by the mask select parameter
4209 * for the profile specified.
4211 static void ice_update_fd_mask(struct ice_hw *hw, u16 prof_id, u32 mask_sel)
4213 wr32(hw, GLQF_FDMASK_SEL(prof_id), mask_sel);
4215 ice_debug(hw, ICE_DBG_INIT, "fd mask(%d): %x = %x\n", prof_id,
4216 GLQF_FDMASK_SEL(prof_id), mask_sel);
4219 #define ICE_SRC_DST_MAX_COUNT 8
4221 struct ice_fd_src_dst_pair {
4227 static const struct ice_fd_src_dst_pair ice_fd_pairs[] = {
4228 /* These are defined in pairs */
4229 { ICE_PROT_IPV4_OF_OR_S, 2, 12 },
4230 { ICE_PROT_IPV4_OF_OR_S, 2, 16 },
4232 { ICE_PROT_IPV4_IL, 2, 12 },
4233 { ICE_PROT_IPV4_IL, 2, 16 },
4235 { ICE_PROT_IPV6_OF_OR_S, 8, 8 },
4236 { ICE_PROT_IPV6_OF_OR_S, 8, 24 },
4238 { ICE_PROT_IPV6_IL, 8, 8 },
4239 { ICE_PROT_IPV6_IL, 8, 24 },
4241 { ICE_PROT_TCP_IL, 1, 0 },
4242 { ICE_PROT_TCP_IL, 1, 2 },
4244 { ICE_PROT_UDP_OF, 1, 0 },
4245 { ICE_PROT_UDP_OF, 1, 2 },
4247 { ICE_PROT_UDP_IL_OR_S, 1, 0 },
4248 { ICE_PROT_UDP_IL_OR_S, 1, 2 },
4250 { ICE_PROT_SCTP_IL, 1, 0 },
4251 { ICE_PROT_SCTP_IL, 1, 2 }
4254 #define ICE_FD_SRC_DST_PAIR_COUNT ARRAY_SIZE(ice_fd_pairs)
4257 * ice_update_fd_swap - set register appropriately for a FD FV extraction
4258 * @hw: pointer to the HW struct
4259 * @prof_id: profile ID
4260 * @es: extraction sequence (length of array is determined by the block)
4262 static enum ice_status
4263 ice_update_fd_swap(struct ice_hw *hw, u16 prof_id, struct ice_fv_word *es)
4265 ice_declare_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
4266 u8 pair_start[ICE_FD_SRC_DST_PAIR_COUNT] = { 0 };
4267 #define ICE_FD_FV_NOT_FOUND (-2)
4268 s8 first_free = ICE_FD_FV_NOT_FOUND;
4269 u8 used[ICE_MAX_FV_WORDS] = { 0 };
4274 ice_zero_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
4276 ice_init_fd_mask_regs(hw);
4278 /* This code assumes that the Flow Director field vectors are assigned
4279 * from the end of the FV indexes working towards the zero index, that
4280 * only complete fields will be included and will be consecutive, and
4281 * that there are no gaps between valid indexes.
4284 /* Determine swap fields present */
4285 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
4286 /* Find the first free entry, assuming right to left population.
4287 * This is where we can start adding additional pairs if needed.
4289 if (first_free == ICE_FD_FV_NOT_FOUND && es[i].prot_id !=
4293 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++) {
4294 if (es[i].prot_id == ice_fd_pairs[j].prot_id &&
4295 es[i].off == ice_fd_pairs[j].off) {
4296 ice_set_bit(j, pair_list);
4302 orig_free = first_free;
4304 /* determine missing swap fields that need to be added */
4305 for (i = 0; i < ICE_FD_SRC_DST_PAIR_COUNT; i += 2) {
4306 u8 bit1 = ice_is_bit_set(pair_list, i + 1);
4307 u8 bit0 = ice_is_bit_set(pair_list, i);
4312 /* add the appropriate 'paired' entry */
4318 /* check for room */
4319 if (first_free + 1 < (s8)ice_fd_pairs[index].count)
4320 return ICE_ERR_MAX_LIMIT;
4322 /* place in extraction sequence */
4323 for (k = 0; k < ice_fd_pairs[index].count; k++) {
4324 es[first_free - k].prot_id =
4325 ice_fd_pairs[index].prot_id;
4326 es[first_free - k].off =
4327 ice_fd_pairs[index].off + (k * 2);
4330 return ICE_ERR_OUT_OF_RANGE;
4332 /* keep track of non-relevant fields */
4333 mask_sel |= 1 << (first_free - k);
4336 pair_start[index] = first_free;
4337 first_free -= ice_fd_pairs[index].count;
4341 /* fill in the swap array */
4342 si = hw->blk[ICE_BLK_FD].es.fvw - 1;
4344 u8 indexes_used = 1;
4346 /* assume flat at this index */
4347 #define ICE_SWAP_VALID 0x80
4348 used[si] = si | ICE_SWAP_VALID;
4350 if (orig_free == ICE_FD_FV_NOT_FOUND || si <= orig_free) {
4355 /* check for a swap location */
4356 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++) {
4357 if (es[si].prot_id == ice_fd_pairs[j].prot_id &&
4358 es[si].off == ice_fd_pairs[j].off) {
4361 /* determine the appropriate matching field */
4362 idx = j + ((j % 2) ? -1 : 1);
4364 indexes_used = ice_fd_pairs[idx].count;
4365 for (k = 0; k < indexes_used; k++) {
4366 used[si - k] = (pair_start[idx] - k) |
4377 /* for each set of 4 swap indexes, write the appropriate register */
4378 for (j = 0; j < hw->blk[ICE_BLK_FD].es.fvw / 4; j++) {
4381 for (k = 0; k < 4; k++) {
4386 raw_entry |= used[idx] << (k * BITS_PER_BYTE);
4389 /* write the appropriate register set, based on HW block */
4390 wr32(hw, GLQF_FDSWAP(prof_id, j), raw_entry);
4392 ice_debug(hw, ICE_DBG_INIT, "swap wr(%d, %d): %x = %x\n",
4393 prof_id, j, GLQF_FDSWAP(prof_id, j), raw_entry);
4396 /* update the masks for this profile to be sure we ignore fields that
4397 * are not relevant to our match criteria
4399 ice_update_fd_mask(hw, prof_id, mask_sel);
4405 * ice_add_prof_with_mask - add profile
4406 * @hw: pointer to the HW struct
4407 * @blk: hardware block
4408 * @id: profile tracking ID
4409 * @ptypes: array of bitmaps indicating ptypes (ICE_FLOW_PTYPE_MAX bits)
4410 * @es: extraction sequence (length of array is determined by the block)
4411 * @masks: extraction sequence (length of array is determined by the block)
4413 * This function registers a profile, which matches a set of PTYPES with a
4414 * particular extraction sequence. While the hardware profile is allocated
4415 * it will not be written until the first call to ice_add_flow that specifies
4416 * the ID value used here.
4419 ice_add_prof_with_mask(struct ice_hw *hw, enum ice_block blk, u64 id,
4420 u8 ptypes[], struct ice_fv_word *es, u16 *masks)
4422 u32 bytes = DIVIDE_AND_ROUND_UP(ICE_FLOW_PTYPE_MAX, BITS_PER_BYTE);
4423 struct ice_prof_map *prof;
4424 enum ice_status status;
4428 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4430 /* search for existing profile */
4431 status = ice_find_prof_id_with_mask(hw, blk, es, masks, &prof_id);
4433 /* allocate profile ID */
4434 status = ice_alloc_prof_id(hw, blk, &prof_id);
4436 goto err_ice_add_prof;
4437 if (blk == ICE_BLK_FD) {
4438 /* For Flow Director block, the extraction sequence may
4439 * need to be altered in the case where there are paired
4440 * fields that have no match. This is necessary because
4441 * for Flow Director, src and dest fields need to paired
4442 * for filter programming and these values are swapped
4445 status = ice_update_fd_swap(hw, prof_id, es);
4447 goto err_ice_add_prof;
4449 status = ice_update_prof_masking(hw, blk, prof_id, es, masks);
4451 goto err_ice_add_prof;
4453 /* and write new es */
4454 ice_write_es(hw, blk, prof_id, es);
4457 ice_prof_inc_ref(hw, blk, prof_id);
4459 /* add profile info */
4461 prof = (struct ice_prof_map *)ice_malloc(hw, sizeof(*prof));
4463 goto err_ice_add_prof;
4465 prof->profile_cookie = id;
4466 prof->prof_id = prof_id;
4467 prof->ptype_count = 0;
4470 /* build list of ptgs */
4471 while (bytes && prof->ptype_count < ICE_MAX_PTYPE_PER_PROFILE) {
4474 if (!ptypes[byte]) {
4479 /* Examine 8 bits per byte */
4480 for (bit = 0; bit < 8; bit++) {
4481 if (ptypes[byte] & BIT(bit)) {
4485 ptype = byte * BITS_PER_BYTE + bit;
4486 if (ptype < ICE_FLOW_PTYPE_MAX) {
4487 prof->ptype[prof->ptype_count] = ptype;
4489 if (++prof->ptype_count >=
4490 ICE_MAX_PTYPE_PER_PROFILE)
4494 /* nothing left in byte, then exit */
4495 m = ~((1 << (bit + 1)) - 1);
4496 if (!(ptypes[byte] & m))
4505 LIST_ADD(&prof->list, &hw->blk[blk].es.prof_map);
4506 status = ICE_SUCCESS;
4509 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4514 * ice_add_prof - add profile
4515 * @hw: pointer to the HW struct
4516 * @blk: hardware block
4517 * @id: profile tracking ID
4518 * @ptypes: array of bitmaps indicating ptypes (ICE_FLOW_PTYPE_MAX bits)
4519 * @es: extraction sequence (length of array is determined by the block)
4521 * This function registers a profile, which matches a set of PTYPES with a
4522 * particular extraction sequence. While the hardware profile is allocated
4523 * it will not be written until the first call to ice_add_flow that specifies
4524 * the ID value used here.
4527 ice_add_prof(struct ice_hw *hw, enum ice_block blk, u64 id, u8 ptypes[],
4528 struct ice_fv_word *es)
4530 u32 bytes = DIVIDE_AND_ROUND_UP(ICE_FLOW_PTYPE_MAX, BITS_PER_BYTE);
4531 struct ice_prof_map *prof;
4532 enum ice_status status;
4536 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4538 /* search for existing profile */
4539 status = ice_find_prof_id(hw, blk, es, &prof_id);
4541 /* allocate profile ID */
4542 status = ice_alloc_prof_id(hw, blk, &prof_id);
4544 goto err_ice_add_prof;
4545 if (blk == ICE_BLK_FD) {
4546 /* For Flow Director block, the extraction sequence may
4547 * need to be altered in the case where there are paired
4548 * fields that have no match. This is necessary because
4549 * for Flow Director, src and dest fields need to paired
4550 * for filter programming and these values are swapped
4553 status = ice_update_fd_swap(hw, prof_id, es);
4555 goto err_ice_add_prof;
4558 /* and write new es */
4559 ice_write_es(hw, blk, prof_id, es);
4562 ice_prof_inc_ref(hw, blk, prof_id);
4564 /* add profile info */
4566 prof = (struct ice_prof_map *)ice_malloc(hw, sizeof(*prof));
4568 goto err_ice_add_prof;
4570 prof->profile_cookie = id;
4571 prof->prof_id = prof_id;
4572 prof->ptype_count = 0;
4575 /* build list of ptgs */
4576 while (bytes && prof->ptype_count < ICE_MAX_PTYPE_PER_PROFILE) {
4579 if (!ptypes[byte]) {
4584 /* Examine 8 bits per byte */
4585 for (bit = 0; bit < 8; bit++) {
4586 if (ptypes[byte] & 1 << bit) {
4590 ptype = byte * BITS_PER_BYTE + bit;
4591 if (ptype < ICE_FLOW_PTYPE_MAX) {
4592 prof->ptype[prof->ptype_count] = ptype;
4594 if (++prof->ptype_count >=
4595 ICE_MAX_PTYPE_PER_PROFILE)
4599 /* nothing left in byte, then exit */
4600 m = ~((1 << (bit + 1)) - 1);
4601 if (!(ptypes[byte] & m))
4610 LIST_ADD(&prof->list, &hw->blk[blk].es.prof_map);
4611 status = ICE_SUCCESS;
4614 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4619 * ice_search_prof_id_low - Search for a profile tracking ID low level
4620 * @hw: pointer to the HW struct
4621 * @blk: hardware block
4622 * @id: profile tracking ID
4624 * This will search for a profile tracking ID which was previously added. This
4625 * version assumes that the caller has already acquired the prof map lock.
4627 static struct ice_prof_map *
4628 ice_search_prof_id_low(struct ice_hw *hw, enum ice_block blk, u64 id)
4630 struct ice_prof_map *entry = NULL;
4631 struct ice_prof_map *map;
4633 LIST_FOR_EACH_ENTRY(map, &hw->blk[blk].es.prof_map, ice_prof_map,
4635 if (map->profile_cookie == id) {
4645 * ice_search_prof_id - Search for a profile tracking ID
4646 * @hw: pointer to the HW struct
4647 * @blk: hardware block
4648 * @id: profile tracking ID
4650 * This will search for a profile tracking ID which was previously added.
4652 struct ice_prof_map *
4653 ice_search_prof_id(struct ice_hw *hw, enum ice_block blk, u64 id)
4655 struct ice_prof_map *entry;
4657 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4658 entry = ice_search_prof_id_low(hw, blk, id);
4659 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4665 * ice_vsig_prof_id_count - count profiles in a VSIG
4666 * @hw: pointer to the HW struct
4667 * @blk: hardware block
4668 * @vsig: VSIG to remove the profile from
4671 ice_vsig_prof_id_count(struct ice_hw *hw, enum ice_block blk, u16 vsig)
4673 u16 idx = vsig & ICE_VSIG_IDX_M, count = 0;
4674 struct ice_vsig_prof *p;
4676 LIST_FOR_EACH_ENTRY(p, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4677 ice_vsig_prof, list) {
4685 * ice_rel_tcam_idx - release a TCAM index
4686 * @hw: pointer to the HW struct
4687 * @blk: hardware block
4688 * @idx: the index to release
4690 static enum ice_status
4691 ice_rel_tcam_idx(struct ice_hw *hw, enum ice_block blk, u16 idx)
4693 /* Masks to invoke a never match entry */
4694 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
4695 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFE, 0xFF, 0xFF, 0xFF, 0xFF };
4696 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4697 enum ice_status status;
4699 /* write the TCAM entry */
4700 status = ice_tcam_write_entry(hw, blk, idx, 0, 0, 0, 0, 0, vl_msk,
4705 /* release the TCAM entry */
4706 status = ice_free_tcam_ent(hw, blk, idx);
4712 * ice_rem_prof_id - remove one profile from a VSIG
4713 * @hw: pointer to the HW struct
4714 * @blk: hardware block
4715 * @prof: pointer to profile structure to remove
4717 static enum ice_status
4718 ice_rem_prof_id(struct ice_hw *hw, enum ice_block blk,
4719 struct ice_vsig_prof *prof)
4721 enum ice_status status;
4724 for (i = 0; i < prof->tcam_count; i++) {
4725 prof->tcam[i].in_use = false;
4726 status = ice_rel_tcam_idx(hw, blk, prof->tcam[i].tcam_idx);
4728 return ICE_ERR_HW_TABLE;
4735 * ice_rem_vsig - remove VSIG
4736 * @hw: pointer to the HW struct
4737 * @blk: hardware block
4738 * @vsig: the VSIG to remove
4739 * @chg: the change list
4741 static enum ice_status
4742 ice_rem_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4743 struct LIST_HEAD_TYPE *chg)
4745 u16 idx = vsig & ICE_VSIG_IDX_M;
4746 struct ice_vsig_vsi *vsi_cur;
4747 struct ice_vsig_prof *d, *t;
4748 enum ice_status status;
4750 /* remove TCAM entries */
4751 LIST_FOR_EACH_ENTRY_SAFE(d, t,
4752 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4753 ice_vsig_prof, list) {
4754 status = ice_rem_prof_id(hw, blk, d);
4762 /* Move all VSIS associated with this VSIG to the default VSIG */
4763 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
4764 /* If the VSIG has at least 1 VSI then iterate through the list
4765 * and remove the VSIs before deleting the group.
4769 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
4770 struct ice_chs_chg *p;
4772 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4774 return ICE_ERR_NO_MEMORY;
4776 p->type = ICE_VSIG_REM;
4777 p->orig_vsig = vsig;
4778 p->vsig = ICE_DEFAULT_VSIG;
4779 p->vsi = vsi_cur - hw->blk[blk].xlt2.vsis;
4781 LIST_ADD(&p->list_entry, chg);
4787 status = ice_vsig_free(hw, blk, vsig);
4793 * ice_rem_prof_id_vsig - remove a specific profile from a VSIG
4794 * @hw: pointer to the HW struct
4795 * @blk: hardware block
4796 * @vsig: VSIG to remove the profile from
4797 * @hdl: profile handle indicating which profile to remove
4798 * @chg: list to receive a record of changes
4800 static enum ice_status
4801 ice_rem_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
4802 struct LIST_HEAD_TYPE *chg)
4804 u16 idx = vsig & ICE_VSIG_IDX_M;
4805 struct ice_vsig_prof *p, *t;
4806 enum ice_status status;
4808 LIST_FOR_EACH_ENTRY_SAFE(p, t,
4809 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4810 ice_vsig_prof, list) {
4811 if (p->profile_cookie == hdl) {
4812 if (ice_vsig_prof_id_count(hw, blk, vsig) == 1)
4813 /* this is the last profile, remove the VSIG */
4814 return ice_rem_vsig(hw, blk, vsig, chg);
4816 status = ice_rem_prof_id(hw, blk, p);
4825 return ICE_ERR_DOES_NOT_EXIST;
4829 * ice_rem_flow_all - remove all flows with a particular profile
4830 * @hw: pointer to the HW struct
4831 * @blk: hardware block
4832 * @id: profile tracking ID
4834 static enum ice_status
4835 ice_rem_flow_all(struct ice_hw *hw, enum ice_block blk, u64 id)
4837 struct ice_chs_chg *del, *tmp;
4838 struct LIST_HEAD_TYPE chg;
4839 enum ice_status status;
4842 INIT_LIST_HEAD(&chg);
4844 for (i = 1; i < ICE_MAX_VSIGS; i++) {
4845 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use) {
4846 if (ice_has_prof_vsig(hw, blk, i, id)) {
4847 status = ice_rem_prof_id_vsig(hw, blk, i, id,
4850 goto err_ice_rem_flow_all;
4855 status = ice_upd_prof_hw(hw, blk, &chg);
4857 err_ice_rem_flow_all:
4858 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
4859 LIST_DEL(&del->list_entry);
4867 * ice_rem_prof - remove profile
4868 * @hw: pointer to the HW struct
4869 * @blk: hardware block
4870 * @id: profile tracking ID
4872 * This will remove the profile specified by the ID parameter, which was
4873 * previously created through ice_add_prof. If any existing entries
4874 * are associated with this profile, they will be removed as well.
4876 enum ice_status ice_rem_prof(struct ice_hw *hw, enum ice_block blk, u64 id)
4878 struct ice_prof_map *pmap;
4879 enum ice_status status;
4881 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4883 pmap = ice_search_prof_id_low(hw, blk, id);
4885 status = ICE_ERR_DOES_NOT_EXIST;
4886 goto err_ice_rem_prof;
4889 /* remove all flows with this profile */
4890 status = ice_rem_flow_all(hw, blk, pmap->profile_cookie);
4892 goto err_ice_rem_prof;
4894 /* dereference profile, and possibly remove */
4895 ice_prof_dec_ref(hw, blk, pmap->prof_id);
4897 LIST_DEL(&pmap->list);
4900 status = ICE_SUCCESS;
4903 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4908 * ice_get_prof_ptgs - get ptgs for profile
4909 * @hw: pointer to the HW struct
4910 * @blk: hardware block
4911 * @hdl: profile handle
4914 static enum ice_status
4915 ice_get_prof_ptgs(struct ice_hw *hw, enum ice_block blk, u64 hdl,
4916 struct LIST_HEAD_TYPE *chg)
4918 struct ice_prof_map *map;
4919 struct ice_chs_chg *p;
4922 /* Get the details on the profile specified by the handle ID */
4923 map = ice_search_prof_id(hw, blk, hdl);
4925 return ICE_ERR_DOES_NOT_EXIST;
4927 for (i = 0; i < map->ptype_count; i++) {
4928 enum ice_status status;
4932 status = ice_get_ptg(hw, blk, map->ptype[i], &ptg, &add);
4934 goto err_ice_get_prof_ptgs;
4936 if (add || !hw->blk[blk].es.written[map->prof_id]) {
4937 /* add PTG to change list */
4938 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4940 goto err_ice_get_prof_ptgs;
4942 p->type = ICE_PTG_ES_ADD;
4943 p->ptype = map->ptype[i];
4947 p->add_prof = !hw->blk[blk].es.written[map->prof_id];
4948 p->prof_id = map->prof_id;
4950 hw->blk[blk].es.written[map->prof_id] = true;
4952 LIST_ADD(&p->list_entry, chg);
4958 err_ice_get_prof_ptgs:
4959 /* let caller clean up the change list */
4960 return ICE_ERR_NO_MEMORY;
4964 * ice_get_profs_vsig - get a copy of the list of profiles from a VSIG
4965 * @hw: pointer to the HW struct
4966 * @blk: hardware block
4967 * @vsig: VSIG from which to copy the list
4970 * This routine makes a copy of the list of profiles in the specified VSIG.
4972 static enum ice_status
4973 ice_get_profs_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4974 struct LIST_HEAD_TYPE *lst)
4976 struct ice_vsig_prof *ent1, *ent2;
4977 u16 idx = vsig & ICE_VSIG_IDX_M;
4979 LIST_FOR_EACH_ENTRY(ent1, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4980 ice_vsig_prof, list) {
4981 struct ice_vsig_prof *p;
4983 /* copy to the input list */
4984 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
4986 goto err_ice_get_profs_vsig;
4988 ice_memcpy(p, ent1, sizeof(*p), ICE_NONDMA_TO_NONDMA);
4990 LIST_ADD_TAIL(&p->list, lst);
4995 err_ice_get_profs_vsig:
4996 LIST_FOR_EACH_ENTRY_SAFE(ent1, ent2, lst, ice_vsig_prof, list) {
4997 LIST_DEL(&ent1->list);
5001 return ICE_ERR_NO_MEMORY;
5005 * ice_add_prof_to_lst - add profile entry to a list
5006 * @hw: pointer to the HW struct
5007 * @blk: hardware block
5008 * @lst: the list to be added to
5009 * @hdl: profile handle of entry to add
5011 static enum ice_status
5012 ice_add_prof_to_lst(struct ice_hw *hw, enum ice_block blk,
5013 struct LIST_HEAD_TYPE *lst, u64 hdl)
5015 struct ice_vsig_prof *p;
5016 struct ice_prof_map *map;
5019 map = ice_search_prof_id(hw, blk, hdl);
5021 return ICE_ERR_DOES_NOT_EXIST;
5023 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
5025 return ICE_ERR_NO_MEMORY;
5027 p->profile_cookie = map->profile_cookie;
5028 p->prof_id = map->prof_id;
5029 p->tcam_count = map->ptype_count;
5031 for (i = 0; i < map->ptype_count; i++) {
5034 p->tcam[i].prof_id = map->prof_id;
5035 p->tcam[i].tcam_idx = ICE_INVALID_TCAM;
5037 if (ice_ptg_find_ptype(hw, blk, map->ptype[i], &ptg)) {
5042 p->tcam[i].ptg = ptg;
5045 LIST_ADD(&p->list, lst);
5051 * ice_move_vsi - move VSI to another VSIG
5052 * @hw: pointer to the HW struct
5053 * @blk: hardware block
5054 * @vsi: the VSI to move
5055 * @vsig: the VSIG to move the VSI to
5056 * @chg: the change list
5058 static enum ice_status
5059 ice_move_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig,
5060 struct LIST_HEAD_TYPE *chg)
5062 enum ice_status status;
5063 struct ice_chs_chg *p;
5066 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5068 return ICE_ERR_NO_MEMORY;
5070 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
5072 status = ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
5079 p->type = ICE_VSI_MOVE;
5081 p->orig_vsig = orig_vsig;
5084 LIST_ADD(&p->list_entry, chg);
5090 * ice_prof_tcam_ena_dis - add enable or disable TCAM change
5091 * @hw: pointer to the HW struct
5092 * @blk: hardware block
5093 * @enable: true to enable, false to disable
5094 * @vsig: the vsig of the TCAM entry
5095 * @tcam: pointer the TCAM info structure of the TCAM to disable
5096 * @chg: the change list
5098 * This function appends an enable or disable TCAM entry in the change log
5100 static enum ice_status
5101 ice_prof_tcam_ena_dis(struct ice_hw *hw, enum ice_block blk, bool enable,
5102 u16 vsig, struct ice_tcam_inf *tcam,
5103 struct LIST_HEAD_TYPE *chg)
5105 enum ice_status status;
5106 struct ice_chs_chg *p;
5108 /* Default: enable means change the low flag bit to don't care */
5109 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
5110 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
5111 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
5113 /* If disabled, change the low flag bit to never match */
5119 /* add TCAM to change list */
5120 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5122 return ICE_ERR_NO_MEMORY;
5124 status = ice_tcam_write_entry(hw, blk, tcam->tcam_idx, tcam->prof_id,
5125 tcam->ptg, vsig, 0, 0, vl_msk, dc_msk,
5128 goto err_ice_prof_tcam_ena_dis;
5130 tcam->in_use = enable;
5132 p->type = ICE_TCAM_ADD;
5133 p->add_tcam_idx = true;
5134 p->prof_id = tcam->prof_id;
5137 p->tcam_idx = tcam->tcam_idx;
5140 LIST_ADD(&p->list_entry, chg);
5144 err_ice_prof_tcam_ena_dis:
5150 * ice_adj_prof_priorities - adjust profile based on priorities
5151 * @hw: pointer to the HW struct
5152 * @blk: hardware block
5153 * @vsig: the VSIG for which to adjust profile priorities
5154 * @chg: the change list
5156 static enum ice_status
5157 ice_adj_prof_priorities(struct ice_hw *hw, enum ice_block blk, u16 vsig,
5158 struct LIST_HEAD_TYPE *chg)
5160 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
5161 struct ice_vsig_prof *t;
5162 enum ice_status status;
5165 ice_zero_bitmap(ptgs_used, ICE_XLT1_CNT);
5166 idx = vsig & ICE_VSIG_IDX_M;
5168 /* Priority is based on the order in which the profiles are added. The
5169 * newest added profile has highest priority and the oldest added
5170 * profile has the lowest priority. Since the profile property list for
5171 * a VSIG is sorted from newest to oldest, this code traverses the list
5172 * in order and enables the first of each PTG that it finds (that is not
5173 * already enabled); it also disables any duplicate PTGs that it finds
5174 * in the older profiles (that are currently enabled).
5177 LIST_FOR_EACH_ENTRY(t, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
5178 ice_vsig_prof, list) {
5181 for (i = 0; i < t->tcam_count; i++) {
5182 /* Scan the priorities from newest to oldest.
5183 * Make sure that the newest profiles take priority.
5185 if (ice_is_bit_set(ptgs_used, t->tcam[i].ptg) &&
5186 t->tcam[i].in_use) {
5187 /* need to mark this PTG as never match, as it
5188 * was already in use and therefore duplicate
5189 * (and lower priority)
5191 status = ice_prof_tcam_ena_dis(hw, blk, false,
5197 } else if (!ice_is_bit_set(ptgs_used, t->tcam[i].ptg) &&
5198 !t->tcam[i].in_use) {
5199 /* need to enable this PTG, as it in not in use
5200 * and not enabled (highest priority)
5202 status = ice_prof_tcam_ena_dis(hw, blk, true,
5210 /* keep track of used ptgs */
5211 ice_set_bit(t->tcam[i].ptg, ptgs_used);
5219 * ice_add_prof_id_vsig - add profile to VSIG
5220 * @hw: pointer to the HW struct
5221 * @blk: hardware block
5222 * @vsig: the VSIG to which this profile is to be added
5223 * @hdl: the profile handle indicating the profile to add
5224 * @chg: the change list
5226 static enum ice_status
5227 ice_add_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
5228 struct LIST_HEAD_TYPE *chg)
5230 /* Masks that ignore flags */
5231 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
5232 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0x00, 0x00, 0x00 };
5233 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
5234 struct ice_prof_map *map;
5235 struct ice_vsig_prof *t;
5236 struct ice_chs_chg *p;
5239 /* Get the details on the profile specified by the handle ID */
5240 map = ice_search_prof_id(hw, blk, hdl);
5242 return ICE_ERR_DOES_NOT_EXIST;
5244 /* Error, if this VSIG already has this profile */
5245 if (ice_has_prof_vsig(hw, blk, vsig, hdl))
5246 return ICE_ERR_ALREADY_EXISTS;
5248 /* new VSIG profile structure */
5249 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
5251 goto err_ice_add_prof_id_vsig;
5253 t->profile_cookie = map->profile_cookie;
5254 t->prof_id = map->prof_id;
5255 t->tcam_count = map->ptype_count;
5257 /* create TCAM entries */
5258 for (i = 0; i < map->ptype_count; i++) {
5259 enum ice_status status;
5264 /* If properly sequenced, we should never have to allocate new
5267 status = ice_get_ptg(hw, blk, map->ptype[i], &ptg, &add);
5269 goto err_ice_add_prof_id_vsig;
5271 /* add TCAM to change list */
5272 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5274 goto err_ice_add_prof_id_vsig;
5276 /* allocate the TCAM entry index */
5277 status = ice_alloc_tcam_ent(hw, blk, &tcam_idx);
5280 goto err_ice_add_prof_id_vsig;
5283 t->tcam[i].ptg = ptg;
5284 t->tcam[i].prof_id = map->prof_id;
5285 t->tcam[i].tcam_idx = tcam_idx;
5286 t->tcam[i].in_use = true;
5288 p->type = ICE_TCAM_ADD;
5289 p->add_tcam_idx = true;
5290 p->prof_id = t->tcam[i].prof_id;
5291 p->ptg = t->tcam[i].ptg;
5293 p->tcam_idx = t->tcam[i].tcam_idx;
5295 /* write the TCAM entry */
5296 status = ice_tcam_write_entry(hw, blk, t->tcam[i].tcam_idx,
5298 t->tcam[i].ptg, vsig, 0, 0,
5299 vl_msk, dc_msk, nm_msk);
5301 goto err_ice_add_prof_id_vsig;
5304 LIST_ADD(&p->list_entry, chg);
5307 /* add profile to VSIG */
5309 &hw->blk[blk].xlt2.vsig_tbl[(vsig & ICE_VSIG_IDX_M)].prop_lst);
5313 err_ice_add_prof_id_vsig:
5314 /* let caller clean up the change list */
5316 return ICE_ERR_NO_MEMORY;
5320 * ice_create_prof_id_vsig - add a new VSIG with a single profile
5321 * @hw: pointer to the HW struct
5322 * @blk: hardware block
5323 * @vsi: the initial VSI that will be in VSIG
5324 * @hdl: the profile handle of the profile that will be added to the VSIG
5325 * @chg: the change list
5327 static enum ice_status
5328 ice_create_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl,
5329 struct LIST_HEAD_TYPE *chg)
5331 enum ice_status status;
5332 struct ice_chs_chg *p;
5335 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5337 return ICE_ERR_NO_MEMORY;
5339 new_vsig = ice_vsig_alloc(hw, blk);
5341 status = ICE_ERR_HW_TABLE;
5342 goto err_ice_create_prof_id_vsig;
5345 status = ice_move_vsi(hw, blk, vsi, new_vsig, chg);
5347 goto err_ice_create_prof_id_vsig;
5349 status = ice_add_prof_id_vsig(hw, blk, new_vsig, hdl, chg);
5351 goto err_ice_create_prof_id_vsig;
5353 p->type = ICE_VSIG_ADD;
5355 p->orig_vsig = ICE_DEFAULT_VSIG;
5358 LIST_ADD(&p->list_entry, chg);
5362 err_ice_create_prof_id_vsig:
5363 /* let caller clean up the change list */
5369 * ice_create_vsig_from_list - create a new VSIG with a list of profiles
5370 * @hw: pointer to the HW struct
5371 * @blk: hardware block
5372 * @vsi: the initial VSI that will be in VSIG
5373 * @lst: the list of profile that will be added to the VSIG
5374 * @chg: the change list
5376 static enum ice_status
5377 ice_create_vsig_from_lst(struct ice_hw *hw, enum ice_block blk, u16 vsi,
5378 struct LIST_HEAD_TYPE *lst, struct LIST_HEAD_TYPE *chg)
5380 struct ice_vsig_prof *t;
5381 enum ice_status status;
5384 vsig = ice_vsig_alloc(hw, blk);
5386 return ICE_ERR_HW_TABLE;
5388 status = ice_move_vsi(hw, blk, vsi, vsig, chg);
5392 LIST_FOR_EACH_ENTRY(t, lst, ice_vsig_prof, list) {
5393 status = ice_add_prof_id_vsig(hw, blk, vsig, t->profile_cookie,
5403 * ice_find_prof_vsig - find a VSIG with a specific profile handle
5404 * @hw: pointer to the HW struct
5405 * @blk: hardware block
5406 * @hdl: the profile handle of the profile to search for
5407 * @vsig: returns the VSIG with the matching profile
5410 ice_find_prof_vsig(struct ice_hw *hw, enum ice_block blk, u64 hdl, u16 *vsig)
5412 struct ice_vsig_prof *t;
5413 struct LIST_HEAD_TYPE lst;
5414 enum ice_status status;
5416 INIT_LIST_HEAD(&lst);
5418 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
5422 t->profile_cookie = hdl;
5423 LIST_ADD(&t->list, &lst);
5425 status = ice_find_dup_props_vsig(hw, blk, &lst, vsig);
5430 return status == ICE_SUCCESS;
5434 * ice_add_vsi_flow - add VSI flow
5435 * @hw: pointer to the HW struct
5436 * @blk: hardware block
5438 * @vsig: target VSIG to include the input VSI
5440 * Calling this function will add the VSI to a given VSIG and
5441 * update the HW tables accordingly. This call can be used to
5442 * add multiple VSIs to a VSIG if we know beforehand that those
5443 * VSIs have the same characteristics of the VSIG. This will
5444 * save time in generating a new VSIG and TCAMs till a match is
5445 * found and subsequent rollback when a matching VSIG is found.
5448 ice_add_vsi_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
5450 struct ice_chs_chg *tmp, *del;
5451 struct LIST_HEAD_TYPE chg;
5452 enum ice_status status;
5454 /* if target VSIG is default the move is invalid */
5455 if ((vsig & ICE_VSIG_IDX_M) == ICE_DEFAULT_VSIG)
5456 return ICE_ERR_PARAM;
5458 INIT_LIST_HEAD(&chg);
5460 /* move VSI to the VSIG that matches */
5461 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5462 /* update hardware if success */
5464 status = ice_upd_prof_hw(hw, blk, &chg);
5466 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5467 LIST_DEL(&del->list_entry);
5475 * ice_add_prof_id_flow - add profile flow
5476 * @hw: pointer to the HW struct
5477 * @blk: hardware block
5478 * @vsi: the VSI to enable with the profile specified by ID
5479 * @hdl: profile handle
5481 * Calling this function will update the hardware tables to enable the
5482 * profile indicated by the ID parameter for the VSIs specified in the VSI
5483 * array. Once successfully called, the flow will be enabled.
5486 ice_add_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
5488 struct ice_vsig_prof *tmp1, *del1;
5489 struct LIST_HEAD_TYPE union_lst;
5490 struct ice_chs_chg *tmp, *del;
5491 struct LIST_HEAD_TYPE chrs;
5492 struct LIST_HEAD_TYPE chg;
5493 enum ice_status status;
5494 u16 vsig, or_vsig = 0;
5496 INIT_LIST_HEAD(&union_lst);
5497 INIT_LIST_HEAD(&chrs);
5498 INIT_LIST_HEAD(&chg);
5500 status = ice_get_prof_ptgs(hw, blk, hdl, &chg);
5504 /* determine if VSI is already part of a VSIG */
5505 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
5506 if (!status && vsig) {
5513 /* make sure that there is no overlap/conflict between the new
5514 * characteristics and the existing ones; we don't support that
5517 if (ice_has_prof_vsig(hw, blk, vsig, hdl)) {
5518 status = ICE_ERR_ALREADY_EXISTS;
5519 goto err_ice_add_prof_id_flow;
5522 /* last VSI in the VSIG? */
5523 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
5525 goto err_ice_add_prof_id_flow;
5526 only_vsi = (ref == 1);
5528 /* create a union of the current profiles and the one being
5531 status = ice_get_profs_vsig(hw, blk, vsig, &union_lst);
5533 goto err_ice_add_prof_id_flow;
5535 status = ice_add_prof_to_lst(hw, blk, &union_lst, hdl);
5537 goto err_ice_add_prof_id_flow;
5539 /* search for an existing VSIG with an exact charc match */
5540 status = ice_find_dup_props_vsig(hw, blk, &union_lst, &vsig);
5542 /* move VSI to the VSIG that matches */
5543 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5545 goto err_ice_add_prof_id_flow;
5547 /* VSI has been moved out of or_vsig. If the or_vsig had
5548 * only that VSI it is now empty and can be removed.
5551 status = ice_rem_vsig(hw, blk, or_vsig, &chg);
5553 goto err_ice_add_prof_id_flow;
5555 } else if (only_vsi) {
5556 /* If the original VSIG only contains one VSI, then it
5557 * will be the requesting VSI. In this case the VSI is
5558 * not sharing entries and we can simply add the new
5559 * profile to the VSIG.
5561 status = ice_add_prof_id_vsig(hw, blk, vsig, hdl, &chg);
5563 goto err_ice_add_prof_id_flow;
5565 /* Adjust priorities */
5566 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
5568 goto err_ice_add_prof_id_flow;
5570 /* No match, so we need a new VSIG */
5571 status = ice_create_vsig_from_lst(hw, blk, vsi,
5574 goto err_ice_add_prof_id_flow;
5576 /* Adjust priorities */
5577 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
5579 goto err_ice_add_prof_id_flow;
5582 /* need to find or add a VSIG */
5583 /* search for an existing VSIG with an exact charc match */
5584 if (ice_find_prof_vsig(hw, blk, hdl, &vsig)) {
5585 /* found an exact match */
5586 /* add or move VSI to the VSIG that matches */
5587 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5589 goto err_ice_add_prof_id_flow;
5591 /* we did not find an exact match */
5592 /* we need to add a VSIG */
5593 status = ice_create_prof_id_vsig(hw, blk, vsi, hdl,
5596 goto err_ice_add_prof_id_flow;
5600 /* update hardware */
5602 status = ice_upd_prof_hw(hw, blk, &chg);
5604 err_ice_add_prof_id_flow:
5605 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5606 LIST_DEL(&del->list_entry);
5610 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &union_lst, ice_vsig_prof, list) {
5611 LIST_DEL(&del1->list);
5615 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &chrs, ice_vsig_prof, list) {
5616 LIST_DEL(&del1->list);
5624 * ice_rem_prof_from_list - remove a profile from list
5625 * @hw: pointer to the HW struct
5626 * @lst: list to remove the profile from
5627 * @hdl: the profile handle indicating the profile to remove
5629 static enum ice_status
5630 ice_rem_prof_from_list(struct ice_hw *hw, struct LIST_HEAD_TYPE *lst, u64 hdl)
5632 struct ice_vsig_prof *ent, *tmp;
5634 LIST_FOR_EACH_ENTRY_SAFE(ent, tmp, lst, ice_vsig_prof, list) {
5635 if (ent->profile_cookie == hdl) {
5636 LIST_DEL(&ent->list);
5642 return ICE_ERR_DOES_NOT_EXIST;
5646 * ice_rem_prof_id_flow - remove flow
5647 * @hw: pointer to the HW struct
5648 * @blk: hardware block
5649 * @vsi: the VSI from which to remove the profile specified by ID
5650 * @hdl: profile tracking handle
5652 * Calling this function will update the hardware tables to remove the
5653 * profile indicated by the ID parameter for the VSIs specified in the VSI
5654 * array. Once successfully called, the flow will be disabled.
5657 ice_rem_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
5659 struct ice_vsig_prof *tmp1, *del1;
5660 struct LIST_HEAD_TYPE chg, copy;
5661 struct ice_chs_chg *tmp, *del;
5662 enum ice_status status;
5665 INIT_LIST_HEAD(©);
5666 INIT_LIST_HEAD(&chg);
5668 /* determine if VSI is already part of a VSIG */
5669 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
5670 if (!status && vsig) {
5676 last_profile = ice_vsig_prof_id_count(hw, blk, vsig) == 1;
5677 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
5679 goto err_ice_rem_prof_id_flow;
5680 only_vsi = (ref == 1);
5683 /* If the original VSIG only contains one reference,
5684 * which will be the requesting VSI, then the VSI is not
5685 * sharing entries and we can simply remove the specific
5686 * characteristics from the VSIG.
5690 /* If there are no profiles left for this VSIG,
5691 * then simply remove the the VSIG.
5693 status = ice_rem_vsig(hw, blk, vsig, &chg);
5695 goto err_ice_rem_prof_id_flow;
5697 status = ice_rem_prof_id_vsig(hw, blk, vsig,
5700 goto err_ice_rem_prof_id_flow;
5702 /* Adjust priorities */
5703 status = ice_adj_prof_priorities(hw, blk, vsig,
5706 goto err_ice_rem_prof_id_flow;
5710 /* Make a copy of the VSIG's list of Profiles */
5711 status = ice_get_profs_vsig(hw, blk, vsig, ©);
5713 goto err_ice_rem_prof_id_flow;
5715 /* Remove specified profile entry from the list */
5716 status = ice_rem_prof_from_list(hw, ©, hdl);
5718 goto err_ice_rem_prof_id_flow;
5720 if (LIST_EMPTY(©)) {
5721 status = ice_move_vsi(hw, blk, vsi,
5722 ICE_DEFAULT_VSIG, &chg);
5724 goto err_ice_rem_prof_id_flow;
5726 } else if (!ice_find_dup_props_vsig(hw, blk, ©,
5728 /* found an exact match */
5729 /* add or move VSI to the VSIG that matches */
5730 /* Search for a VSIG with a matching profile
5734 /* Found match, move VSI to the matching VSIG */
5735 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5737 goto err_ice_rem_prof_id_flow;
5739 /* since no existing VSIG supports this
5740 * characteristic pattern, we need to create a
5741 * new VSIG and TCAM entries
5743 status = ice_create_vsig_from_lst(hw, blk, vsi,
5746 goto err_ice_rem_prof_id_flow;
5748 /* Adjust priorities */
5749 status = ice_adj_prof_priorities(hw, blk, vsig,
5752 goto err_ice_rem_prof_id_flow;
5756 status = ICE_ERR_DOES_NOT_EXIST;
5759 /* update hardware tables */
5761 status = ice_upd_prof_hw(hw, blk, &chg);
5763 err_ice_rem_prof_id_flow:
5764 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5765 LIST_DEL(&del->list_entry);
5769 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, ©, ice_vsig_prof, list) {
5770 LIST_DEL(&del1->list);