1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2001-2019
5 #include "ice_common.h"
6 #include "ice_flex_pipe.h"
7 #include "ice_protocol_type.h"
10 /* To support tunneling entries by PF, the package will append the PF number to
11 * the label; for example TNL_VXLAN_PF0, TNL_VXLAN_PF1, TNL_VXLAN_PF2, etc.
13 static const struct ice_tunnel_type_scan tnls[] = {
14 { TNL_VXLAN, "TNL_VXLAN_PF" },
15 { TNL_GENEVE, "TNL_GENEVE_PF" },
19 static const u32 ice_sect_lkup[ICE_BLK_COUNT][ICE_SECT_COUNT] = {
23 ICE_SID_XLT_KEY_BUILDER_SW,
26 ICE_SID_PROFID_TCAM_SW,
27 ICE_SID_PROFID_REDIR_SW,
29 ICE_SID_CDID_KEY_BUILDER_SW,
36 ICE_SID_XLT_KEY_BUILDER_ACL,
39 ICE_SID_PROFID_TCAM_ACL,
40 ICE_SID_PROFID_REDIR_ACL,
42 ICE_SID_CDID_KEY_BUILDER_ACL,
43 ICE_SID_CDID_REDIR_ACL
49 ICE_SID_XLT_KEY_BUILDER_FD,
52 ICE_SID_PROFID_TCAM_FD,
53 ICE_SID_PROFID_REDIR_FD,
55 ICE_SID_CDID_KEY_BUILDER_FD,
62 ICE_SID_XLT_KEY_BUILDER_RSS,
65 ICE_SID_PROFID_TCAM_RSS,
66 ICE_SID_PROFID_REDIR_RSS,
68 ICE_SID_CDID_KEY_BUILDER_RSS,
69 ICE_SID_CDID_REDIR_RSS
75 ICE_SID_XLT_KEY_BUILDER_PE,
78 ICE_SID_PROFID_TCAM_PE,
79 ICE_SID_PROFID_REDIR_PE,
81 ICE_SID_CDID_KEY_BUILDER_PE,
87 * ice_sect_id - returns section ID
91 * This helper function returns the proper section ID given a block type and a
94 static u32 ice_sect_id(enum ice_block blk, enum ice_sect sect)
96 return ice_sect_lkup[blk][sect];
101 * @buf: pointer to the ice buffer
103 * This helper function validates a buffer's header.
105 static struct ice_buf_hdr *ice_pkg_val_buf(struct ice_buf *buf)
107 struct ice_buf_hdr *hdr;
111 hdr = (struct ice_buf_hdr *)buf->buf;
113 section_count = LE16_TO_CPU(hdr->section_count);
114 if (section_count < ICE_MIN_S_COUNT || section_count > ICE_MAX_S_COUNT)
117 data_end = LE16_TO_CPU(hdr->data_end);
118 if (data_end < ICE_MIN_S_DATA_END || data_end > ICE_MAX_S_DATA_END)
126 * @ice_seg: pointer to the ice segment
128 * Returns the address of the buffer table within the ice segment.
130 static struct ice_buf_table *ice_find_buf_table(struct ice_seg *ice_seg)
132 struct ice_nvm_table *nvms;
134 nvms = (struct ice_nvm_table *)(ice_seg->device_table +
135 LE32_TO_CPU(ice_seg->device_table_count));
137 return (_FORCE_ struct ice_buf_table *)
138 (nvms->vers + LE32_TO_CPU(nvms->table_count));
143 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
144 * @state: pointer to the enum state
146 * This function will enumerate all the buffers in the ice segment. The first
147 * call is made with the ice_seg parameter non-NULL; on subsequent calls,
148 * ice_seg is set to NULL which continues the enumeration. When the function
149 * returns a NULL pointer, then the end of the buffers has been reached, or an
150 * unexpected value has been detected (for example an invalid section count or
151 * an invalid buffer end value).
153 static struct ice_buf_hdr *
154 ice_pkg_enum_buf(struct ice_seg *ice_seg, struct ice_pkg_enum *state)
157 state->buf_table = ice_find_buf_table(ice_seg);
158 if (!state->buf_table)
162 return ice_pkg_val_buf(state->buf_table->buf_array);
165 if (++state->buf_idx < LE32_TO_CPU(state->buf_table->buf_count))
166 return ice_pkg_val_buf(state->buf_table->buf_array +
173 * ice_pkg_advance_sect
174 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
175 * @state: pointer to the enum state
177 * This helper function will advance the section within the ice segment,
178 * also advancing the buffer if needed.
181 ice_pkg_advance_sect(struct ice_seg *ice_seg, struct ice_pkg_enum *state)
183 if (!ice_seg && !state->buf)
186 if (!ice_seg && state->buf)
187 if (++state->sect_idx < LE16_TO_CPU(state->buf->section_count))
190 state->buf = ice_pkg_enum_buf(ice_seg, state);
194 /* start of new buffer, reset section index */
200 * ice_pkg_enum_section
201 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
202 * @state: pointer to the enum state
203 * @sect_type: section type to enumerate
205 * This function will enumerate all the sections of a particular type in the
206 * ice segment. The first call is made with the ice_seg parameter non-NULL;
207 * on subsequent calls, ice_seg is set to NULL which continues the enumeration.
208 * When the function returns a NULL pointer, then the end of the matching
209 * sections has been reached.
212 ice_pkg_enum_section(struct ice_seg *ice_seg, struct ice_pkg_enum *state,
218 state->type = sect_type;
220 if (!ice_pkg_advance_sect(ice_seg, state))
223 /* scan for next matching section */
224 while (state->buf->section_entry[state->sect_idx].type !=
225 CPU_TO_LE32(state->type))
226 if (!ice_pkg_advance_sect(NULL, state))
229 /* validate section */
230 offset = LE16_TO_CPU(state->buf->section_entry[state->sect_idx].offset);
231 if (offset < ICE_MIN_S_OFF || offset > ICE_MAX_S_OFF)
234 size = LE16_TO_CPU(state->buf->section_entry[state->sect_idx].size);
235 if (size < ICE_MIN_S_SZ || size > ICE_MAX_S_SZ)
238 /* make sure the section fits in the buffer */
239 if (offset + size > ICE_PKG_BUF_SIZE)
243 LE32_TO_CPU(state->buf->section_entry[state->sect_idx].type);
245 /* calc pointer to this section */
246 state->sect = ((u8 *)state->buf) +
247 LE16_TO_CPU(state->buf->section_entry[state->sect_idx].offset);
254 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
255 * @state: pointer to the enum state
256 * @sect_type: section type to enumerate
257 * @offset: pointer to variable that receives the offset in the table (optional)
258 * @handler: function that handles access to the entries into the section type
260 * This function will enumerate all the entries in particular section type in
261 * the ice segment. The first call is made with the ice_seg parameter non-NULL;
262 * on subsequent calls, ice_seg is set to NULL which continues the enumeration.
263 * When the function returns a NULL pointer, then the end of the entries has
266 * Since each section may have a different header and entry size, the handler
267 * function is needed to determine the number and location entries in each
270 * The offset parameter is optional, but should be used for sections that
271 * contain an offset for each section table. For such cases, the section handler
272 * function must return the appropriate offset + index to give the absolution
273 * offset for each entry. For example, if the base for a section's header
274 * indicates a base offset of 10, and the index for the entry is 2, then
275 * section handler function should set the offset to 10 + 2 = 12.
278 ice_pkg_enum_entry(struct ice_seg *ice_seg, struct ice_pkg_enum *state,
279 u32 sect_type, u32 *offset,
280 void *(*handler)(u32 sect_type, void *section,
281 u32 index, u32 *offset))
289 if (!ice_pkg_enum_section(ice_seg, state, sect_type))
292 state->entry_idx = 0;
293 state->handler = handler;
302 entry = state->handler(state->sect_type, state->sect, state->entry_idx,
305 /* end of a section, look for another section of this type */
306 if (!ice_pkg_enum_section(NULL, state, 0))
309 state->entry_idx = 0;
310 entry = state->handler(state->sect_type, state->sect,
311 state->entry_idx, offset);
318 * ice_boost_tcam_handler
319 * @sect_type: section type
320 * @section: pointer to section
321 * @index: index of the boost TCAM entry to be returned
322 * @offset: pointer to receive absolute offset, always 0 for boost TCAM sections
324 * This is a callback function that can be passed to ice_pkg_enum_entry.
325 * Handles enumeration of individual boost TCAM entries.
328 ice_boost_tcam_handler(u32 sect_type, void *section, u32 index, u32 *offset)
330 struct ice_boost_tcam_section *boost;
335 if (sect_type != ICE_SID_RXPARSER_BOOST_TCAM)
338 if (index > ICE_MAX_BST_TCAMS_IN_BUF)
344 boost = (struct ice_boost_tcam_section *)section;
345 if (index >= LE16_TO_CPU(boost->count))
348 return boost->tcam + index;
352 * ice_find_boost_entry
353 * @ice_seg: pointer to the ice segment (non-NULL)
354 * @addr: Boost TCAM address of entry to search for
355 * @entry: returns pointer to the entry
357 * Finds a particular Boost TCAM entry and returns a pointer to that entry
358 * if it is found. The ice_seg parameter must not be NULL since the first call
359 * to ice_pkg_enum_entry requires a pointer to an actual ice_segment structure.
361 static enum ice_status
362 ice_find_boost_entry(struct ice_seg *ice_seg, u16 addr,
363 struct ice_boost_tcam_entry **entry)
365 struct ice_boost_tcam_entry *tcam;
366 struct ice_pkg_enum state;
368 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
371 return ICE_ERR_PARAM;
374 tcam = (struct ice_boost_tcam_entry *)
375 ice_pkg_enum_entry(ice_seg, &state,
376 ICE_SID_RXPARSER_BOOST_TCAM, NULL,
377 ice_boost_tcam_handler);
378 if (tcam && LE16_TO_CPU(tcam->addr) == addr) {
391 * ice_label_enum_handler
392 * @sect_type: section type
393 * @section: pointer to section
394 * @index: index of the label entry to be returned
395 * @offset: pointer to receive absolute offset, always zero for label sections
397 * This is a callback function that can be passed to ice_pkg_enum_entry.
398 * Handles enumeration of individual label entries.
401 ice_label_enum_handler(u32 __ALWAYS_UNUSED sect_type, void *section, u32 index,
404 struct ice_label_section *labels;
409 if (index > ICE_MAX_LABELS_IN_BUF)
415 labels = (struct ice_label_section *)section;
416 if (index >= LE16_TO_CPU(labels->count))
419 return labels->label + index;
424 * @ice_seg: pointer to the ice segment (NULL on subsequent calls)
425 * @type: the section type that will contain the label (0 on subsequent calls)
426 * @state: ice_pkg_enum structure that will hold the state of the enumeration
427 * @value: pointer to a value that will return the label's value if found
429 * Enumerates a list of labels in the package. The caller will call
430 * ice_enum_labels(ice_seg, type, ...) to start the enumeration, then call
431 * ice_enum_labels(NULL, 0, ...) to continue. When the function returns a NULL
432 * the end of the list has been reached.
435 ice_enum_labels(struct ice_seg *ice_seg, u32 type, struct ice_pkg_enum *state,
438 struct ice_label *label;
440 /* Check for valid label section on first call */
441 if (type && !(type >= ICE_SID_LBL_FIRST && type <= ICE_SID_LBL_LAST))
444 label = (struct ice_label *)ice_pkg_enum_entry(ice_seg, state, type,
446 ice_label_enum_handler);
450 *value = LE16_TO_CPU(label->value);
456 * @hw: pointer to the HW structure
457 * @ice_seg: pointer to the segment of the package scan (non-NULL)
459 * This function will scan the package and save off relevant information
460 * (hints or metadata) for driver use. The ice_seg parameter must not be NULL
461 * since the first call to ice_enum_labels requires a pointer to an actual
464 static void ice_init_pkg_hints(struct ice_hw *hw, struct ice_seg *ice_seg)
466 struct ice_pkg_enum state;
471 ice_memset(&hw->tnl, 0, sizeof(hw->tnl), ICE_NONDMA_MEM);
476 label_name = ice_enum_labels(ice_seg, ICE_SID_LBL_RXPARSER_TMEM, &state,
479 while (label_name && hw->tnl.count < ICE_TUNNEL_MAX_ENTRIES) {
480 for (i = 0; tnls[i].type != TNL_LAST; i++) {
481 size_t len = strlen(tnls[i].label_prefix);
483 /* Look for matching label start, before continuing */
484 if (strncmp(label_name, tnls[i].label_prefix, len))
487 /* Make sure this label matches our PF. Note that the PF
488 * character ('0' - '7') will be located where our
489 * prefix string's null terminator is located.
491 if ((label_name[len] - '0') == hw->pf_id) {
492 hw->tnl.tbl[hw->tnl.count].type = tnls[i].type;
493 hw->tnl.tbl[hw->tnl.count].valid = false;
494 hw->tnl.tbl[hw->tnl.count].in_use = false;
495 hw->tnl.tbl[hw->tnl.count].marked = false;
496 hw->tnl.tbl[hw->tnl.count].boost_addr = val;
497 hw->tnl.tbl[hw->tnl.count].port = 0;
503 label_name = ice_enum_labels(NULL, 0, &state, &val);
506 /* Cache the appropriate boost TCAM entry pointers */
507 for (i = 0; i < hw->tnl.count; i++) {
508 ice_find_boost_entry(ice_seg, hw->tnl.tbl[i].boost_addr,
509 &hw->tnl.tbl[i].boost_entry);
510 if (hw->tnl.tbl[i].boost_entry)
511 hw->tnl.tbl[i].valid = true;
517 #define ICE_DC_KEY 0x1 /* don't care */
518 #define ICE_DC_KEYINV 0x1
519 #define ICE_NM_KEY 0x0 /* never match */
520 #define ICE_NM_KEYINV 0x0
521 #define ICE_0_KEY 0x1 /* match 0 */
522 #define ICE_0_KEYINV 0x0
523 #define ICE_1_KEY 0x0 /* match 1 */
524 #define ICE_1_KEYINV 0x1
527 * ice_gen_key_word - generate 16-bits of a key/mask word
529 * @valid: valid bits mask (change only the valid bits)
530 * @dont_care: don't care mask
531 * @nvr_mtch: never match mask
532 * @key: pointer to an array of where the resulting key portion
533 * @key_inv: pointer to an array of where the resulting key invert portion
535 * This function generates 16-bits from a 8-bit value, an 8-bit don't care mask
536 * and an 8-bit never match mask. The 16-bits of output are divided into 8 bits
537 * of key and 8 bits of key invert.
539 * '0' = b01, always match a 0 bit
540 * '1' = b10, always match a 1 bit
541 * '?' = b11, don't care bit (always matches)
542 * '~' = b00, never match bit
546 * dont_care: b0 0 1 1 0 0
547 * never_mtch: b0 0 0 0 1 1
548 * ------------------------------
549 * Result: key: b01 10 11 11 00 00
551 static enum ice_status
552 ice_gen_key_word(u8 val, u8 valid, u8 dont_care, u8 nvr_mtch, u8 *key,
555 u8 in_key = *key, in_key_inv = *key_inv;
558 /* 'dont_care' and 'nvr_mtch' masks cannot overlap */
559 if ((dont_care ^ nvr_mtch) != (dont_care | nvr_mtch))
565 /* encode the 8 bits into 8-bit key and 8-bit key invert */
566 for (i = 0; i < 8; i++) {
570 if (!(valid & 0x1)) { /* change only valid bits */
571 *key |= (in_key & 0x1) << 7;
572 *key_inv |= (in_key_inv & 0x1) << 7;
573 } else if (dont_care & 0x1) { /* don't care bit */
574 *key |= ICE_DC_KEY << 7;
575 *key_inv |= ICE_DC_KEYINV << 7;
576 } else if (nvr_mtch & 0x1) { /* never match bit */
577 *key |= ICE_NM_KEY << 7;
578 *key_inv |= ICE_NM_KEYINV << 7;
579 } else if (val & 0x01) { /* exact 1 match */
580 *key |= ICE_1_KEY << 7;
581 *key_inv |= ICE_1_KEYINV << 7;
582 } else { /* exact 0 match */
583 *key |= ICE_0_KEY << 7;
584 *key_inv |= ICE_0_KEYINV << 7;
599 * ice_bits_max_set - determine if the number of bits set is within a maximum
600 * @mask: pointer to the byte array which is the mask
601 * @size: the number of bytes in the mask
602 * @max: the max number of set bits
604 * This function determines if there are at most 'max' number of bits set in an
605 * array. Returns true if the number for bits set is <= max or will return false
608 static bool ice_bits_max_set(const u8 *mask, u16 size, u16 max)
613 /* check each byte */
614 for (i = 0; i < size; i++) {
615 /* if 0, go to next byte */
619 /* We know there is at least one set bit in this byte because of
620 * the above check; if we already have found 'max' number of
621 * bits set, then we can return failure now.
626 /* count the bits in this byte, checking threshold */
627 for (j = 0; j < BITS_PER_BYTE; j++) {
628 count += (mask[i] & (0x1 << j)) ? 1 : 0;
638 * ice_set_key - generate a variable sized key with multiples of 16-bits
639 * @key: pointer to where the key will be stored
640 * @size: the size of the complete key in bytes (must be even)
641 * @val: array of 8-bit values that makes up the value portion of the key
642 * @upd: array of 8-bit masks that determine what key portion to update
643 * @dc: array of 8-bit masks that make up the don't care mask
644 * @nm: array of 8-bit masks that make up the never match mask
645 * @off: the offset of the first byte in the key to update
646 * @len: the number of bytes in the key update
648 * This function generates a key from a value, a don't care mask and a never
650 * upd, dc, and nm are optional parameters, and can be NULL:
651 * upd == NULL --> udp mask is all 1's (update all bits)
652 * dc == NULL --> dc mask is all 0's (no don't care bits)
653 * nm == NULL --> nm mask is all 0's (no never match bits)
656 ice_set_key(u8 *key, u16 size, u8 *val, u8 *upd, u8 *dc, u8 *nm, u16 off,
662 /* size must be a multiple of 2 bytes. */
665 half_size = size / 2;
667 if (off + len > half_size)
670 /* Make sure at most one bit is set in the never match mask. Having more
671 * than one never match mask bit set will cause HW to consume excessive
672 * power otherwise; this is a power management efficiency check.
674 #define ICE_NVR_MTCH_BITS_MAX 1
675 if (nm && !ice_bits_max_set(nm, len, ICE_NVR_MTCH_BITS_MAX))
678 for (i = 0; i < len; i++)
679 if (ice_gen_key_word(val[i], upd ? upd[i] : 0xff,
680 dc ? dc[i] : 0, nm ? nm[i] : 0,
681 key + off + i, key + half_size + off + i))
688 * ice_acquire_global_cfg_lock
689 * @hw: pointer to the HW structure
690 * @access: access type (read or write)
692 * This function will request ownership of the global config lock for reading
693 * or writing of the package. When attempting to obtain write access, the
694 * caller must check for the following two return values:
696 * ICE_SUCCESS - Means the caller has acquired the global config lock
697 * and can perform writing of the package.
698 * ICE_ERR_AQ_NO_WORK - Indicates another driver has already written the
699 * package or has found that no update was necessary; in
700 * this case, the caller can just skip performing any
701 * update of the package.
703 static enum ice_status
704 ice_acquire_global_cfg_lock(struct ice_hw *hw,
705 enum ice_aq_res_access_type access)
707 enum ice_status status;
709 ice_debug(hw, ICE_DBG_TRACE, "ice_acquire_global_cfg_lock");
711 status = ice_acquire_res(hw, ICE_GLOBAL_CFG_LOCK_RES_ID, access,
712 ICE_GLOBAL_CFG_LOCK_TIMEOUT);
714 if (status == ICE_ERR_AQ_NO_WORK)
715 ice_debug(hw, ICE_DBG_PKG,
716 "Global config lock: No work to do\n");
722 * ice_release_global_cfg_lock
723 * @hw: pointer to the HW structure
725 * This function will release the global config lock.
727 static void ice_release_global_cfg_lock(struct ice_hw *hw)
729 ice_release_res(hw, ICE_GLOBAL_CFG_LOCK_RES_ID);
733 * ice_acquire_change_lock
734 * @hw: pointer to the HW structure
735 * @access: access type (read or write)
737 * This function will request ownership of the change lock.
740 ice_acquire_change_lock(struct ice_hw *hw, enum ice_aq_res_access_type access)
742 ice_debug(hw, ICE_DBG_TRACE, "ice_acquire_change_lock");
744 return ice_acquire_res(hw, ICE_CHANGE_LOCK_RES_ID, access,
745 ICE_CHANGE_LOCK_TIMEOUT);
749 * ice_release_change_lock
750 * @hw: pointer to the HW structure
752 * This function will release the change lock using the proper Admin Command.
754 void ice_release_change_lock(struct ice_hw *hw)
756 ice_debug(hw, ICE_DBG_TRACE, "ice_release_change_lock");
758 ice_release_res(hw, ICE_CHANGE_LOCK_RES_ID);
762 * ice_aq_download_pkg
763 * @hw: pointer to the hardware structure
764 * @pkg_buf: the package buffer to transfer
765 * @buf_size: the size of the package buffer
766 * @last_buf: last buffer indicator
767 * @error_offset: returns error offset
768 * @error_info: returns error information
769 * @cd: pointer to command details structure or NULL
771 * Download Package (0x0C40)
773 static enum ice_status
774 ice_aq_download_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
775 u16 buf_size, bool last_buf, u32 *error_offset,
776 u32 *error_info, struct ice_sq_cd *cd)
778 struct ice_aqc_download_pkg *cmd;
779 struct ice_aq_desc desc;
780 enum ice_status status;
782 ice_debug(hw, ICE_DBG_TRACE, "ice_aq_download_pkg");
789 cmd = &desc.params.download_pkg;
790 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_download_pkg);
791 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
794 cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
796 status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
797 if (status == ICE_ERR_AQ_ERROR) {
798 /* Read error from buffer only when the FW returned an error */
799 struct ice_aqc_download_pkg_resp *resp;
801 resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
803 *error_offset = LE32_TO_CPU(resp->error_offset);
805 *error_info = LE32_TO_CPU(resp->error_info);
814 * @hw: pointer to the hardware structure
815 * @pkg_buf: the package cmd buffer
816 * @buf_size: the size of the package cmd buffer
817 * @last_buf: last buffer indicator
818 * @error_offset: returns error offset
819 * @error_info: returns error information
820 * @cd: pointer to command details structure or NULL
822 * Update Package (0x0C42)
824 static enum ice_status
825 ice_aq_update_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf, u16 buf_size,
826 bool last_buf, u32 *error_offset, u32 *error_info,
827 struct ice_sq_cd *cd)
829 struct ice_aqc_download_pkg *cmd;
830 struct ice_aq_desc desc;
831 enum ice_status status;
833 ice_debug(hw, ICE_DBG_TRACE, "ice_aq_update_pkg");
840 cmd = &desc.params.download_pkg;
841 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_update_pkg);
842 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
845 cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
847 status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
848 if (status == ICE_ERR_AQ_ERROR) {
849 /* Read error from buffer only when the FW returned an error */
850 struct ice_aqc_download_pkg_resp *resp;
852 resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
854 *error_offset = LE32_TO_CPU(resp->error_offset);
856 *error_info = LE32_TO_CPU(resp->error_info);
863 * ice_find_seg_in_pkg
864 * @hw: pointer to the hardware structure
865 * @seg_type: the segment type to search for (i.e., SEGMENT_TYPE_CPK)
866 * @pkg_hdr: pointer to the package header to be searched
868 * This function searches a package file for a particular segment type. On
869 * success it returns a pointer to the segment header, otherwise it will
872 static struct ice_generic_seg_hdr *
873 ice_find_seg_in_pkg(struct ice_hw *hw, u32 seg_type,
874 struct ice_pkg_hdr *pkg_hdr)
878 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
879 ice_debug(hw, ICE_DBG_PKG, "Package format version: %d.%d.%d.%d\n",
880 pkg_hdr->format_ver.major, pkg_hdr->format_ver.minor,
881 pkg_hdr->format_ver.update, pkg_hdr->format_ver.draft);
883 /* Search all package segments for the requested segment type */
884 for (i = 0; i < LE32_TO_CPU(pkg_hdr->seg_count); i++) {
885 struct ice_generic_seg_hdr *seg;
887 seg = (struct ice_generic_seg_hdr *)
888 ((u8 *)pkg_hdr + LE32_TO_CPU(pkg_hdr->seg_offset[i]));
890 if (LE32_TO_CPU(seg->seg_type) == seg_type)
899 * @hw: pointer to the hardware structure
900 * @bufs: pointer to an array of buffers
901 * @count: the number of buffers in the array
903 * Obtains change lock and updates package.
906 ice_update_pkg(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
908 enum ice_status status;
911 status = ice_acquire_change_lock(hw, ICE_RES_WRITE);
915 for (i = 0; i < count; i++) {
916 bool last = ((i + 1) == count);
918 struct ice_buf_hdr *bh = (struct ice_buf_hdr *)(bufs + i);
920 status = ice_aq_update_pkg(hw, bh, LE16_TO_CPU(bh->data_end),
921 last, &offset, &info, NULL);
924 ice_debug(hw, ICE_DBG_PKG,
925 "Update pkg failed: err %d off %d inf %d\n",
926 status, offset, info);
931 ice_release_change_lock(hw);
938 * @hw: pointer to the hardware structure
939 * @bufs: pointer to an array of buffers
940 * @count: the number of buffers in the array
942 * Obtains global config lock and downloads the package configuration buffers
943 * to the firmware. Metadata buffers are skipped, and the first metadata buffer
944 * found indicates that the rest of the buffers are all metadata buffers.
946 static enum ice_status
947 ice_dwnld_cfg_bufs(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
949 enum ice_status status;
950 struct ice_buf_hdr *bh;
954 return ICE_ERR_PARAM;
956 /* If the first buffer's first section has its metadata bit set
957 * then there are no buffers to be downloaded, and the operation is
958 * considered a success.
960 bh = (struct ice_buf_hdr *)bufs;
961 if (LE32_TO_CPU(bh->section_entry[0].type) & ICE_METADATA_BUF)
964 status = ice_acquire_global_cfg_lock(hw, ICE_RES_WRITE);
968 for (i = 0; i < count; i++) {
969 bool last = ((i + 1) == count);
972 /* check next buffer for metadata flag */
973 bh = (struct ice_buf_hdr *)(bufs + i + 1);
975 /* A set metadata flag in the next buffer will signal
976 * that the current buffer will be the last buffer
979 if (LE16_TO_CPU(bh->section_count))
980 if (LE32_TO_CPU(bh->section_entry[0].type) &
985 bh = (struct ice_buf_hdr *)(bufs + i);
987 status = ice_aq_download_pkg(hw, bh, ICE_PKG_BUF_SIZE, last,
988 &offset, &info, NULL);
990 ice_debug(hw, ICE_DBG_PKG,
991 "Pkg download failed: err %d off %d inf %d\n",
992 status, offset, info);
1000 ice_release_global_cfg_lock(hw);
1006 * ice_aq_get_pkg_info_list
1007 * @hw: pointer to the hardware structure
1008 * @pkg_info: the buffer which will receive the information list
1009 * @buf_size: the size of the pkg_info information buffer
1010 * @cd: pointer to command details structure or NULL
1012 * Get Package Info List (0x0C43)
1014 static enum ice_status
1015 ice_aq_get_pkg_info_list(struct ice_hw *hw,
1016 struct ice_aqc_get_pkg_info_resp *pkg_info,
1017 u16 buf_size, struct ice_sq_cd *cd)
1019 struct ice_aq_desc desc;
1021 ice_debug(hw, ICE_DBG_TRACE, "ice_aq_get_pkg_info_list");
1022 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_pkg_info_list);
1024 return ice_aq_send_cmd(hw, &desc, pkg_info, buf_size, cd);
1029 * @hw: pointer to the hardware structure
1030 * @ice_seg: pointer to the segment of the package to be downloaded
1032 * Handles the download of a complete package.
1034 static enum ice_status
1035 ice_download_pkg(struct ice_hw *hw, struct ice_seg *ice_seg)
1037 struct ice_buf_table *ice_buf_tbl;
1039 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1040 ice_debug(hw, ICE_DBG_PKG, "Segment version: %d.%d.%d.%d\n",
1041 ice_seg->hdr.seg_ver.major, ice_seg->hdr.seg_ver.minor,
1042 ice_seg->hdr.seg_ver.update, ice_seg->hdr.seg_ver.draft);
1044 ice_debug(hw, ICE_DBG_PKG, "Seg: type 0x%X, size %d, name %s\n",
1045 LE32_TO_CPU(ice_seg->hdr.seg_type),
1046 LE32_TO_CPU(ice_seg->hdr.seg_size), ice_seg->hdr.seg_name);
1048 ice_buf_tbl = ice_find_buf_table(ice_seg);
1050 ice_debug(hw, ICE_DBG_PKG, "Seg buf count: %d\n",
1051 LE32_TO_CPU(ice_buf_tbl->buf_count));
1053 return ice_dwnld_cfg_bufs(hw, ice_buf_tbl->buf_array,
1054 LE32_TO_CPU(ice_buf_tbl->buf_count));
1059 * @hw: pointer to the hardware structure
1060 * @pkg_hdr: pointer to the driver's package hdr
1062 * Saves off the package details into the HW structure.
1064 static enum ice_status
1065 ice_init_pkg_info(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr)
1067 struct ice_global_metadata_seg *meta_seg;
1068 struct ice_generic_seg_hdr *seg_hdr;
1070 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1072 return ICE_ERR_PARAM;
1074 meta_seg = (struct ice_global_metadata_seg *)
1075 ice_find_seg_in_pkg(hw, SEGMENT_TYPE_METADATA, pkg_hdr);
1077 hw->pkg_ver = meta_seg->pkg_ver;
1078 ice_memcpy(hw->pkg_name, meta_seg->pkg_name,
1079 sizeof(hw->pkg_name), ICE_NONDMA_TO_NONDMA);
1081 ice_debug(hw, ICE_DBG_PKG, "Pkg: %d.%d.%d.%d, %s\n",
1082 meta_seg->pkg_ver.major, meta_seg->pkg_ver.minor,
1083 meta_seg->pkg_ver.update, meta_seg->pkg_ver.draft,
1084 meta_seg->pkg_name);
1086 ice_debug(hw, ICE_DBG_INIT,
1087 "Did not find metadata segment in driver package\n");
1091 seg_hdr = ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg_hdr);
1093 hw->ice_pkg_ver = seg_hdr->seg_ver;
1094 ice_memcpy(hw->ice_pkg_name, seg_hdr->seg_name,
1095 sizeof(hw->ice_pkg_name), ICE_NONDMA_TO_NONDMA);
1097 ice_debug(hw, ICE_DBG_PKG, "Ice Pkg: %d.%d.%d.%d, %s\n",
1098 seg_hdr->seg_ver.major, seg_hdr->seg_ver.minor,
1099 seg_hdr->seg_ver.update, seg_hdr->seg_ver.draft,
1102 ice_debug(hw, ICE_DBG_INIT,
1103 "Did not find ice segment in driver package\n");
1112 * @hw: pointer to the hardware structure
1114 * Store details of the package currently loaded in HW into the HW structure.
1116 static enum ice_status ice_get_pkg_info(struct ice_hw *hw)
1118 struct ice_aqc_get_pkg_info_resp *pkg_info;
1119 enum ice_status status;
1123 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1125 size = sizeof(*pkg_info) + (sizeof(pkg_info->pkg_info[0]) *
1127 pkg_info = (struct ice_aqc_get_pkg_info_resp *)ice_malloc(hw, size);
1129 return ICE_ERR_NO_MEMORY;
1131 status = ice_aq_get_pkg_info_list(hw, pkg_info, size, NULL);
1133 goto init_pkg_free_alloc;
1135 for (i = 0; i < LE32_TO_CPU(pkg_info->count); i++) {
1136 #define ICE_PKG_FLAG_COUNT 4
1137 char flags[ICE_PKG_FLAG_COUNT + 1] = { 0 };
1140 if (pkg_info->pkg_info[i].is_active) {
1141 flags[place++] = 'A';
1142 hw->active_pkg_ver = pkg_info->pkg_info[i].ver;
1143 ice_memcpy(hw->active_pkg_name,
1144 pkg_info->pkg_info[i].name,
1145 sizeof(hw->active_pkg_name),
1146 ICE_NONDMA_TO_NONDMA);
1148 if (pkg_info->pkg_info[i].is_active_at_boot)
1149 flags[place++] = 'B';
1150 if (pkg_info->pkg_info[i].is_modified)
1151 flags[place++] = 'M';
1152 if (pkg_info->pkg_info[i].is_in_nvm)
1153 flags[place++] = 'N';
1155 ice_debug(hw, ICE_DBG_PKG, "Pkg[%d]: %d.%d.%d.%d,%s,%s\n",
1156 i, pkg_info->pkg_info[i].ver.major,
1157 pkg_info->pkg_info[i].ver.minor,
1158 pkg_info->pkg_info[i].ver.update,
1159 pkg_info->pkg_info[i].ver.draft,
1160 pkg_info->pkg_info[i].name, flags);
1163 init_pkg_free_alloc:
1164 ice_free(hw, pkg_info);
1171 * ice_verify_pkg - verify package
1172 * @pkg: pointer to the package buffer
1173 * @len: size of the package buffer
1175 * Verifies various attributes of the package file, including length, format
1176 * version, and the requirement of at least one segment.
1178 static enum ice_status ice_verify_pkg(struct ice_pkg_hdr *pkg, u32 len)
1183 if (len < sizeof(*pkg))
1184 return ICE_ERR_BUF_TOO_SHORT;
1186 if (pkg->format_ver.major != ICE_PKG_FMT_VER_MAJ ||
1187 pkg->format_ver.minor != ICE_PKG_FMT_VER_MNR ||
1188 pkg->format_ver.update != ICE_PKG_FMT_VER_UPD ||
1189 pkg->format_ver.draft != ICE_PKG_FMT_VER_DFT)
1192 /* pkg must have at least one segment */
1193 seg_count = LE32_TO_CPU(pkg->seg_count);
1197 /* make sure segment array fits in package length */
1198 if (len < sizeof(*pkg) + ((seg_count - 1) * sizeof(pkg->seg_offset)))
1199 return ICE_ERR_BUF_TOO_SHORT;
1201 /* all segments must fit within length */
1202 for (i = 0; i < seg_count; i++) {
1203 u32 off = LE32_TO_CPU(pkg->seg_offset[i]);
1204 struct ice_generic_seg_hdr *seg;
1206 /* segment header must fit */
1207 if (len < off + sizeof(*seg))
1208 return ICE_ERR_BUF_TOO_SHORT;
1210 seg = (struct ice_generic_seg_hdr *)((u8 *)pkg + off);
1212 /* segment body must fit */
1213 if (len < off + LE32_TO_CPU(seg->seg_size))
1214 return ICE_ERR_BUF_TOO_SHORT;
1221 * ice_free_seg - free package segment pointer
1222 * @hw: pointer to the hardware structure
1224 * Frees the package segment pointer in the proper manner, depending on if the
1225 * segment was allocated or just the passed in pointer was stored.
1227 void ice_free_seg(struct ice_hw *hw)
1230 ice_free(hw, hw->pkg_copy);
1231 hw->pkg_copy = NULL;
1238 * ice_init_fd_mask_regs - initialize Flow Director mask registers
1239 * @hw: pointer to the HW struct
1241 * This function sets up the Flow Director mask registers to allow for complete
1242 * masking off of any of the 24 Field Vector words. After this call, mask 0 will
1243 * mask off all of FV index 0, mask 1 will mask off all of FV index 1, etc.
1245 static void ice_init_fd_mask_regs(struct ice_hw *hw)
1249 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
1250 wr32(hw, GLQF_FDMASK(i), i);
1251 ice_debug(hw, ICE_DBG_INIT, "init fd mask(%d): %x = %x\n", i,
1257 * ice_init_pkg_regs - initialize additional package registers
1258 * @hw: pointer to the hardware structure
1260 static void ice_init_pkg_regs(struct ice_hw *hw)
1262 #define ICE_SW_BLK_INP_MASK_L 0xFFFFFFFF
1263 #define ICE_SW_BLK_INP_MASK_H 0x0000FFFF
1264 #define ICE_SW_BLK_IDX 0
1266 /* setup Switch block input mask, which is 48-bits in two parts */
1267 wr32(hw, GL_PREEXT_L2_PMASK0(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_L);
1268 wr32(hw, GL_PREEXT_L2_PMASK1(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_H);
1269 /* setup default flow director masks */
1270 ice_init_fd_mask_regs(hw);
1274 * ice_chk_pkg_version - check package version for compatibility with driver
1275 * @hw: pointer to the hardware structure
1276 * @pkg_ver: pointer to a version structure to check
1278 * Check to make sure that the package about to be downloaded is compatible with
1279 * the driver. To be compatible, the major and minor components of the package
1280 * version must match our ICE_PKG_SUPP_VER_MAJ and ICE_PKG_SUPP_VER_MNR
1283 static enum ice_status
1284 ice_chk_pkg_version(struct ice_hw *hw, struct ice_pkg_ver *pkg_ver)
1286 if (pkg_ver->major != ICE_PKG_SUPP_VER_MAJ ||
1287 pkg_ver->minor != ICE_PKG_SUPP_VER_MNR) {
1288 ice_info(hw, "ERROR: Incompatible package: %d.%d.%d.%d - requires package version: %d.%d.*.*\n",
1289 pkg_ver->major, pkg_ver->minor, pkg_ver->update,
1290 pkg_ver->draft, ICE_PKG_SUPP_VER_MAJ,
1291 ICE_PKG_SUPP_VER_MNR);
1293 return ICE_ERR_NOT_SUPPORTED;
1300 * ice_init_pkg - initialize/download package
1301 * @hw: pointer to the hardware structure
1302 * @buf: pointer to the package buffer
1303 * @len: size of the package buffer
1305 * This function initializes a package. The package contains HW tables
1306 * required to do packet processing. First, the function extracts package
1307 * information such as version. Then it finds the ice configuration segment
1308 * within the package; this function then saves a copy of the segment pointer
1309 * within the supplied package buffer. Next, the function will cache any hints
1310 * from the package, followed by downloading the package itself. Note, that if
1311 * a previous PF driver has already downloaded the package successfully, then
1312 * the current driver will not have to download the package again.
1314 * The local package contents will be used to query default behavior and to
1315 * update specific sections of the HW's version of the package (e.g. to update
1316 * the parse graph to understand new protocols).
1318 * This function stores a pointer to the package buffer memory, and it is
1319 * expected that the supplied buffer will not be freed immediately. If the
1320 * package buffer needs to be freed, such as when read from a file, use
1321 * ice_copy_and_init_pkg() instead of directly calling ice_init_pkg() in this
1324 enum ice_status ice_init_pkg(struct ice_hw *hw, u8 *buf, u32 len)
1326 struct ice_pkg_hdr *pkg;
1327 enum ice_status status;
1328 struct ice_seg *seg;
1331 return ICE_ERR_PARAM;
1333 pkg = (struct ice_pkg_hdr *)buf;
1334 status = ice_verify_pkg(pkg, len);
1336 ice_debug(hw, ICE_DBG_INIT, "failed to verify pkg (err: %d)\n",
1341 /* initialize package info */
1342 status = ice_init_pkg_info(hw, pkg);
1346 /* before downloading the package, check package version for
1347 * compatibility with driver
1349 status = ice_chk_pkg_version(hw, &hw->pkg_ver);
1353 /* find segment in given package */
1354 seg = (struct ice_seg *)ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg);
1356 ice_debug(hw, ICE_DBG_INIT, "no ice segment in package.\n");
1360 /* initialize package hints and then download package */
1361 ice_init_pkg_hints(hw, seg);
1362 status = ice_download_pkg(hw, seg);
1363 if (status == ICE_ERR_AQ_NO_WORK) {
1364 ice_debug(hw, ICE_DBG_INIT,
1365 "package previously loaded - no work.\n");
1366 status = ICE_SUCCESS;
1369 /* Get information on the package currently loaded in HW, then make sure
1370 * the driver is compatible with this version.
1373 status = ice_get_pkg_info(hw);
1375 status = ice_chk_pkg_version(hw, &hw->active_pkg_ver);
1380 /* on successful package download update other required
1381 * registers to support the package and fill HW tables
1382 * with package content.
1384 ice_init_pkg_regs(hw);
1385 ice_fill_blk_tbls(hw);
1387 ice_debug(hw, ICE_DBG_INIT, "package load failed, %d\n",
1395 * ice_copy_and_init_pkg - initialize/download a copy of the package
1396 * @hw: pointer to the hardware structure
1397 * @buf: pointer to the package buffer
1398 * @len: size of the package buffer
1400 * This function copies the package buffer, and then calls ice_init_pkg() to
1401 * initialize the copied package contents.
1403 * The copying is necessary if the package buffer supplied is constant, or if
1404 * the memory may disappear shortly after calling this function.
1406 * If the package buffer resides in the data segment and can be modified, the
1407 * caller is free to use ice_init_pkg() instead of ice_copy_and_init_pkg().
1409 * However, if the package buffer needs to be copied first, such as when being
1410 * read from a file, the caller should use ice_copy_and_init_pkg().
1412 * This function will first copy the package buffer, before calling
1413 * ice_init_pkg(). The caller is free to immediately destroy the original
1414 * package buffer, as the new copy will be managed by this function and
1417 enum ice_status ice_copy_and_init_pkg(struct ice_hw *hw, const u8 *buf, u32 len)
1419 enum ice_status status;
1423 return ICE_ERR_PARAM;
1425 buf_copy = (u8 *)ice_memdup(hw, buf, len, ICE_NONDMA_TO_NONDMA);
1427 status = ice_init_pkg(hw, buf_copy, len);
1429 /* Free the copy, since we failed to initialize the package */
1430 ice_free(hw, buf_copy);
1432 /* Track the copied pkg so we can free it later */
1433 hw->pkg_copy = buf_copy;
1442 * @hw: pointer to the HW structure
1444 * Allocates a package buffer and returns a pointer to the buffer header.
1445 * Note: all package contents must be in Little Endian form.
1447 static struct ice_buf_build *ice_pkg_buf_alloc(struct ice_hw *hw)
1449 struct ice_buf_build *bld;
1450 struct ice_buf_hdr *buf;
1452 bld = (struct ice_buf_build *)ice_malloc(hw, sizeof(*bld));
1456 buf = (struct ice_buf_hdr *)bld;
1457 buf->data_end = CPU_TO_LE16(sizeof(*buf) -
1458 sizeof(buf->section_entry[0]));
1464 * @sect_type: section type
1465 * @section: pointer to section
1466 * @index: index of the field vector entry to be returned
1467 * @offset: ptr to variable that receives the offset in the field vector table
1469 * This is a callback function that can be passed to ice_pkg_enum_entry.
1470 * This function treats the given section as of type ice_sw_fv_section and
1471 * enumerates offset field. "offset" is an index into the field vector
1475 ice_sw_fv_handler(u32 sect_type, void *section, u32 index, u32 *offset)
1477 struct ice_sw_fv_section *fv_section =
1478 (struct ice_sw_fv_section *)section;
1480 if (!section || sect_type != ICE_SID_FLD_VEC_SW)
1482 if (index >= LE16_TO_CPU(fv_section->count))
1485 /* "index" passed in to this function is relative to a given
1486 * 4k block. To get to the true index into the field vector
1487 * table need to add the relative index to the base_offset
1488 * field of this section
1490 *offset = LE16_TO_CPU(fv_section->base_offset) + index;
1491 return fv_section->fv + index;
1495 * ice_get_sw_fv_list
1496 * @hw: pointer to the HW structure
1497 * @prot_ids: field vector to search for with a given protocol ID
1498 * @ids_cnt: lookup/protocol count
1499 * @fv_list: Head of a list
1501 * Finds all the field vector entries from switch block that contain
1502 * a given protocol ID and returns a list of structures of type
1503 * "ice_sw_fv_list_entry". Every structure in the list has a field vector
1504 * definition and profile ID information
1505 * NOTE: The caller of the function is responsible for freeing the memory
1506 * allocated for every list entry.
1509 ice_get_sw_fv_list(struct ice_hw *hw, u16 *prot_ids, u8 ids_cnt,
1510 struct LIST_HEAD_TYPE *fv_list)
1512 struct ice_sw_fv_list_entry *fvl;
1513 struct ice_sw_fv_list_entry *tmp;
1514 struct ice_pkg_enum state;
1515 struct ice_seg *ice_seg;
1519 if (!ids_cnt || !hw->seg)
1520 return ICE_ERR_PARAM;
1526 fv = (struct ice_fv *)
1527 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1528 &offset, ice_sw_fv_handler);
1530 for (i = 0; i < ids_cnt && fv; i++) {
1533 /* This code assumes that if a switch field vector line
1534 * has a matching protocol, then this line will contain
1535 * the entries necessary to represent every field in
1536 * that protocol header.
1538 for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
1539 if (fv->ew[j].prot_id == prot_ids[i])
1541 if (j >= hw->blk[ICE_BLK_SW].es.fvw)
1543 if (i + 1 == ids_cnt) {
1544 fvl = (struct ice_sw_fv_list_entry *)
1545 ice_malloc(hw, sizeof(*fvl));
1549 fvl->profile_id = offset;
1550 LIST_ADD(&fvl->list_entry, fv_list);
1556 if (LIST_EMPTY(fv_list))
1561 LIST_FOR_EACH_ENTRY_SAFE(fvl, tmp, fv_list, ice_sw_fv_list_entry,
1563 LIST_DEL(&fvl->list_entry);
1567 return ICE_ERR_NO_MEMORY;
1572 * @hw: pointer to the HW structure
1573 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1575 * Frees a package buffer
1577 static void ice_pkg_buf_free(struct ice_hw *hw, struct ice_buf_build *bld)
1583 * ice_pkg_buf_reserve_section
1584 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1585 * @count: the number of sections to reserve
1587 * Reserves one or more section table entries in a package buffer. This routine
1588 * can be called multiple times as long as they are made before calling
1589 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1590 * is called once, the number of sections that can be allocated will not be able
1591 * to be increased; not using all reserved sections is fine, but this will
1592 * result in some wasted space in the buffer.
1593 * Note: all package contents must be in Little Endian form.
1595 static enum ice_status
1596 ice_pkg_buf_reserve_section(struct ice_buf_build *bld, u16 count)
1598 struct ice_buf_hdr *buf;
1603 return ICE_ERR_PARAM;
1605 buf = (struct ice_buf_hdr *)&bld->buf;
1607 /* already an active section, can't increase table size */
1608 section_count = LE16_TO_CPU(buf->section_count);
1609 if (section_count > 0)
1612 if (bld->reserved_section_table_entries + count > ICE_MAX_S_COUNT)
1614 bld->reserved_section_table_entries += count;
1616 data_end = LE16_TO_CPU(buf->data_end) +
1617 (count * sizeof(buf->section_entry[0]));
1618 buf->data_end = CPU_TO_LE16(data_end);
1624 * ice_pkg_buf_alloc_section
1625 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1626 * @type: the section type value
1627 * @size: the size of the section to reserve (in bytes)
1629 * Reserves memory in the buffer for a section's content and updates the
1630 * buffers' status accordingly. This routine returns a pointer to the first
1631 * byte of the section start within the buffer, which is used to fill in the
1633 * Note: all package contents must be in Little Endian form.
1636 ice_pkg_buf_alloc_section(struct ice_buf_build *bld, u32 type, u16 size)
1638 struct ice_buf_hdr *buf;
1642 if (!bld || !type || !size)
1645 buf = (struct ice_buf_hdr *)&bld->buf;
1647 /* check for enough space left in buffer */
1648 data_end = LE16_TO_CPU(buf->data_end);
1650 /* section start must align on 4 byte boundary */
1651 data_end = ICE_ALIGN(data_end, 4);
1653 if ((data_end + size) > ICE_MAX_S_DATA_END)
1656 /* check for more available section table entries */
1657 sect_count = LE16_TO_CPU(buf->section_count);
1658 if (sect_count < bld->reserved_section_table_entries) {
1659 void *section_ptr = ((u8 *)buf) + data_end;
1661 buf->section_entry[sect_count].offset = CPU_TO_LE16(data_end);
1662 buf->section_entry[sect_count].size = CPU_TO_LE16(size);
1663 buf->section_entry[sect_count].type = CPU_TO_LE32(type);
1666 buf->data_end = CPU_TO_LE16(data_end);
1668 buf->section_count = CPU_TO_LE16(sect_count + 1);
1672 /* no free section table entries */
1677 * ice_pkg_buf_get_active_sections
1678 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1680 * Returns the number of active sections. Before using the package buffer
1681 * in an update package command, the caller should make sure that there is at
1682 * least one active section - otherwise, the buffer is not legal and should
1684 * Note: all package contents must be in Little Endian form.
1686 static u16 ice_pkg_buf_get_active_sections(struct ice_buf_build *bld)
1688 struct ice_buf_hdr *buf;
1693 buf = (struct ice_buf_hdr *)&bld->buf;
1694 return LE16_TO_CPU(buf->section_count);
1698 * ice_pkg_buf_header
1699 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1701 * Return a pointer to the buffer's header
1703 static struct ice_buf *ice_pkg_buf(struct ice_buf_build *bld)
1712 * ice_tunnel_port_in_use
1713 * @hw: pointer to the HW structure
1714 * @port: port to search for
1715 * @index: optionally returns index
1717 * Returns whether a port is already in use as a tunnel, and optionally its
1720 bool ice_tunnel_port_in_use(struct ice_hw *hw, u16 port, u16 *index)
1724 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1725 if (hw->tnl.tbl[i].in_use && hw->tnl.tbl[i].port == port) {
1735 * ice_tunnel_get_type
1736 * @hw: pointer to the HW structure
1737 * @port: port to search for
1738 * @type: returns tunnel index
1740 * For a given port number, will return the type of tunnel.
1743 ice_tunnel_get_type(struct ice_hw *hw, u16 port, enum ice_tunnel_type *type)
1747 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1748 if (hw->tnl.tbl[i].in_use && hw->tnl.tbl[i].port == port) {
1749 *type = hw->tnl.tbl[i].type;
1757 * ice_find_free_tunnel_entry
1758 * @hw: pointer to the HW structure
1759 * @type: tunnel type
1760 * @index: optionally returns index
1762 * Returns whether there is a free tunnel entry, and optionally its index
1765 ice_find_free_tunnel_entry(struct ice_hw *hw, enum ice_tunnel_type type,
1770 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1771 if (hw->tnl.tbl[i].valid && !hw->tnl.tbl[i].in_use &&
1772 hw->tnl.tbl[i].type == type) {
1783 * @hw: pointer to the HW structure
1784 * @type: type of tunnel
1785 * @port: port to use for vxlan tunnel
1790 ice_create_tunnel(struct ice_hw *hw, enum ice_tunnel_type type, u16 port)
1792 struct ice_boost_tcam_section *sect_rx, *sect_tx;
1793 enum ice_status status = ICE_ERR_MAX_LIMIT;
1794 struct ice_buf_build *bld;
1797 if (ice_tunnel_port_in_use(hw, port, NULL))
1798 return ICE_ERR_ALREADY_EXISTS;
1800 if (!ice_find_free_tunnel_entry(hw, type, &index))
1801 return ICE_ERR_OUT_OF_RANGE;
1803 bld = ice_pkg_buf_alloc(hw);
1805 return ICE_ERR_NO_MEMORY;
1807 /* allocate 2 sections, one for RX parser, one for TX parser */
1808 if (ice_pkg_buf_reserve_section(bld, 2))
1809 goto ice_create_tunnel_err;
1811 sect_rx = (struct ice_boost_tcam_section *)
1812 ice_pkg_buf_alloc_section(bld, ICE_SID_RXPARSER_BOOST_TCAM,
1815 goto ice_create_tunnel_err;
1816 sect_rx->count = CPU_TO_LE16(1);
1818 sect_tx = (struct ice_boost_tcam_section *)
1819 ice_pkg_buf_alloc_section(bld, ICE_SID_TXPARSER_BOOST_TCAM,
1822 goto ice_create_tunnel_err;
1823 sect_tx->count = CPU_TO_LE16(1);
1825 /* copy original boost entry to update package buffer */
1826 ice_memcpy(sect_rx->tcam, hw->tnl.tbl[index].boost_entry,
1827 sizeof(*sect_rx->tcam), ICE_NONDMA_TO_NONDMA);
1829 /* over-write the never-match dest port key bits with the encoded port
1832 ice_set_key((u8 *)§_rx->tcam[0].key, sizeof(sect_rx->tcam[0].key),
1833 (u8 *)&port, NULL, NULL, NULL,
1834 offsetof(struct ice_boost_key_value, hv_dst_port_key),
1835 sizeof(sect_rx->tcam[0].key.key.hv_dst_port_key));
1837 /* exact copy of entry to TX section entry */
1838 ice_memcpy(sect_tx->tcam, sect_rx->tcam, sizeof(*sect_tx->tcam),
1839 ICE_NONDMA_TO_NONDMA);
1841 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
1843 hw->tnl.tbl[index].port = port;
1844 hw->tnl.tbl[index].in_use = true;
1847 ice_create_tunnel_err:
1848 ice_pkg_buf_free(hw, bld);
1854 * ice_destroy_tunnel
1855 * @hw: pointer to the HW structure
1856 * @port: port of tunnel to destroy (ignored if the all parameter is true)
1857 * @all: flag that states to destroy all tunnels
1859 * Destroys a tunnel or all tunnels by creating an update package buffer
1860 * targeting the specific updates requested and then performing an update
1863 enum ice_status ice_destroy_tunnel(struct ice_hw *hw, u16 port, bool all)
1865 struct ice_boost_tcam_section *sect_rx, *sect_tx;
1866 enum ice_status status = ICE_ERR_MAX_LIMIT;
1867 struct ice_buf_build *bld;
1872 /* determine count */
1873 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1874 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
1875 (all || hw->tnl.tbl[i].port == port))
1879 return ICE_ERR_PARAM;
1881 /* size of section - there is at least one entry */
1882 size = (count - 1) * sizeof(*sect_rx->tcam) + sizeof(*sect_rx);
1884 bld = ice_pkg_buf_alloc(hw);
1886 return ICE_ERR_NO_MEMORY;
1888 /* allocate 2 sections, one for RX parser, one for TX parser */
1889 if (ice_pkg_buf_reserve_section(bld, 2))
1890 goto ice_destroy_tunnel_err;
1892 sect_rx = (struct ice_boost_tcam_section *)
1893 ice_pkg_buf_alloc_section(bld, ICE_SID_RXPARSER_BOOST_TCAM,
1896 goto ice_destroy_tunnel_err;
1897 sect_rx->count = CPU_TO_LE16(1);
1899 sect_tx = (struct ice_boost_tcam_section *)
1900 ice_pkg_buf_alloc_section(bld, ICE_SID_TXPARSER_BOOST_TCAM,
1903 goto ice_destroy_tunnel_err;
1904 sect_tx->count = CPU_TO_LE16(1);
1906 /* copy original boost entry to update package buffer, one copy to RX
1907 * section, another copy to the TX section
1909 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1910 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
1911 (all || hw->tnl.tbl[i].port == port)) {
1912 ice_memcpy(sect_rx->tcam + i,
1913 hw->tnl.tbl[i].boost_entry,
1914 sizeof(*sect_rx->tcam),
1915 ICE_NONDMA_TO_NONDMA);
1916 ice_memcpy(sect_tx->tcam + i,
1917 hw->tnl.tbl[i].boost_entry,
1918 sizeof(*sect_tx->tcam),
1919 ICE_NONDMA_TO_NONDMA);
1920 hw->tnl.tbl[i].marked = true;
1923 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
1925 for (i = 0; i < hw->tnl.count &&
1926 i < ICE_TUNNEL_MAX_ENTRIES; i++)
1927 if (hw->tnl.tbl[i].marked) {
1928 hw->tnl.tbl[i].port = 0;
1929 hw->tnl.tbl[i].in_use = false;
1930 hw->tnl.tbl[i].marked = false;
1933 ice_destroy_tunnel_err:
1934 ice_pkg_buf_free(hw, bld);
1940 * ice_find_prot_off - find prot ID and offset pair, based on prof and FV index
1941 * @hw: pointer to the hardware structure
1942 * @blk: hardware block
1944 * @fv_idx: field vector word index
1945 * @prot: variable to receive the protocol ID
1946 * @off: variable to receive the protocol offset
1949 ice_find_prot_off(struct ice_hw *hw, enum ice_block blk, u8 prof, u8 fv_idx,
1952 struct ice_fv_word *fv_ext;
1954 if (prof >= hw->blk[blk].es.count)
1955 return ICE_ERR_PARAM;
1957 if (fv_idx >= hw->blk[blk].es.fvw)
1958 return ICE_ERR_PARAM;
1960 fv_ext = hw->blk[blk].es.t + (prof * hw->blk[blk].es.fvw);
1962 *prot = fv_ext[fv_idx].prot_id;
1963 *off = fv_ext[fv_idx].off;
1968 /* PTG Management */
1972 * ice_ptg_find_ptype - Search for packet type group using packet type (ptype)
1973 * @hw: pointer to the hardware structure
1975 * @ptype: the ptype to search for
1976 * @ptg: pointer to variable that receives the PTG
1978 * This function will search the PTGs for a particular ptype, returning the
1979 * PTG ID that contains it through the ptg parameter, with the value of
1980 * ICE_DEFAULT_PTG (0) meaning it is part the default PTG.
1982 static enum ice_status
1983 ice_ptg_find_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg)
1985 if (ptype >= ICE_XLT1_CNT || !ptg)
1986 return ICE_ERR_PARAM;
1988 *ptg = hw->blk[blk].xlt1.ptypes[ptype].ptg;
1993 * ice_ptg_alloc_val - Allocates a new packet type group ID by value
1994 * @hw: pointer to the hardware structure
1996 * @ptg: the ptg to allocate
1998 * This function allocates a given packet type group ID specified by the ptg
2002 void ice_ptg_alloc_val(struct ice_hw *hw, enum ice_block blk, u8 ptg)
2004 hw->blk[blk].xlt1.ptg_tbl[ptg].in_use = true;
2008 * ice_ptg_alloc - Find a free entry and allocates a new packet type group ID
2009 * @hw: pointer to the hardware structure
2012 * This function allocates and returns a new packet type group ID. Note
2013 * that 0 is the default packet type group, so successfully created PTGs will
2014 * have a non-zero ID value; which means a 0 return value indicates an error.
2016 static u8 ice_ptg_alloc(struct ice_hw *hw, enum ice_block blk)
2020 /* Skip the default PTG of 0 */
2021 for (i = 1; i < ICE_MAX_PTGS; i++)
2022 if (!hw->blk[blk].xlt1.ptg_tbl[i].in_use) {
2023 /* found a free PTG ID */
2024 ice_ptg_alloc_val(hw, blk, i);
2032 * ice_ptg_remove_ptype - Removes ptype from a particular packet type group
2033 * @hw: pointer to the hardware structure
2035 * @ptype: the ptype to remove
2036 * @ptg: the ptg to remove the ptype from
2038 * This function will remove the ptype from the specific ptg, and move it to
2039 * the default PTG (ICE_DEFAULT_PTG).
2041 static enum ice_status
2042 ice_ptg_remove_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2044 struct ice_ptg_ptype **ch;
2045 struct ice_ptg_ptype *p;
2047 if (ptype > ICE_XLT1_CNT - 1)
2048 return ICE_ERR_PARAM;
2050 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use)
2051 return ICE_ERR_DOES_NOT_EXIST;
2053 /* Should not happen if .in_use is set, bad config */
2054 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype)
2057 /* find the ptype within this PTG, and bypass the link over it */
2058 p = hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2059 ch = &hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2061 if (ptype == (p - hw->blk[blk].xlt1.ptypes)) {
2062 *ch = p->next_ptype;
2066 ch = &p->next_ptype;
2070 hw->blk[blk].xlt1.ptypes[ptype].ptg = ICE_DEFAULT_PTG;
2071 hw->blk[blk].xlt1.ptypes[ptype].next_ptype = NULL;
2077 * ice_ptg_add_mv_ptype - Adds/moves ptype to a particular packet type group
2078 * @hw: pointer to the hardware structure
2080 * @ptype: the ptype to add or move
2081 * @ptg: the ptg to add or move the ptype to
2083 * This function will either add or move a ptype to a particular PTG depending
2084 * on if the ptype is already part of another group. Note that using a
2085 * a destination PTG ID of ICE_DEFAULT_PTG (0) will move the ptype to the
2088 static enum ice_status
2089 ice_ptg_add_mv_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2091 enum ice_status status;
2094 if (ptype > ICE_XLT1_CNT - 1)
2095 return ICE_ERR_PARAM;
2097 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use && ptg != ICE_DEFAULT_PTG)
2098 return ICE_ERR_DOES_NOT_EXIST;
2100 status = ice_ptg_find_ptype(hw, blk, ptype, &original_ptg);
2104 /* Is ptype already in the correct PTG? */
2105 if (original_ptg == ptg)
2108 /* Remove from original PTG and move back to the default PTG */
2109 if (original_ptg != ICE_DEFAULT_PTG)
2110 ice_ptg_remove_ptype(hw, blk, ptype, original_ptg);
2112 /* Moving to default PTG? Then we're done with this request */
2113 if (ptg == ICE_DEFAULT_PTG)
2116 /* Add ptype to PTG at beginning of list */
2117 hw->blk[blk].xlt1.ptypes[ptype].next_ptype =
2118 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2119 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype =
2120 &hw->blk[blk].xlt1.ptypes[ptype];
2122 hw->blk[blk].xlt1.ptypes[ptype].ptg = ptg;
2123 hw->blk[blk].xlt1.t[ptype] = ptg;
2128 /* Block / table size info */
2129 struct ice_blk_size_details {
2130 u16 xlt1; /* # XLT1 entries */
2131 u16 xlt2; /* # XLT2 entries */
2132 u16 prof_tcam; /* # profile ID TCAM entries */
2133 u16 prof_id; /* # profile IDs */
2134 u8 prof_cdid_bits; /* # cdid one-hot bits used in key */
2135 u16 prof_redir; /* # profile redirection entries */
2136 u16 es; /* # extraction sequence entries */
2137 u16 fvw; /* # field vector words */
2138 u8 overwrite; /* overwrite existing entries allowed */
2139 u8 reverse; /* reverse FV order */
2142 static const struct ice_blk_size_details blk_sizes[ICE_BLK_COUNT] = {
2145 * XLT1 - Number of entries in XLT1 table
2146 * XLT2 - Number of entries in XLT2 table
2147 * TCAM - Number of entries Profile ID TCAM table
2148 * CDID - Control Domain ID of the hardware block
2149 * PRED - Number of entries in the Profile Redirection Table
2150 * FV - Number of entries in the Field Vector
2151 * FVW - Width (in WORDs) of the Field Vector
2152 * OVR - Overwrite existing table entries
2155 /* XLT1 , XLT2 ,TCAM, PID,CDID,PRED, FV, FVW */
2156 /* Overwrite , Reverse FV */
2157 /* SW */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 256, 0, 256, 256, 48,
2159 /* ACL */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 32,
2161 /* FD */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2163 /* RSS */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2165 /* PE */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 64, 32, 0, 32, 32, 24,
2170 ICE_SID_XLT1_OFF = 0,
2173 ICE_SID_PR_REDIR_OFF,
2178 /* Characteristic handling */
2181 * ice_match_prop_lst - determine if properties of two lists match
2182 * @list1: first properties list
2183 * @list2: second properties list
2185 * Count, cookies and the order must match in order to be considered equivalent.
2188 ice_match_prop_lst(struct LIST_HEAD_TYPE *list1, struct LIST_HEAD_TYPE *list2)
2190 struct ice_vsig_prof *tmp1;
2191 struct ice_vsig_prof *tmp2;
2195 /* compare counts */
2196 LIST_FOR_EACH_ENTRY(tmp1, list1, ice_vsig_prof, list) {
2199 LIST_FOR_EACH_ENTRY(tmp2, list2, ice_vsig_prof, list) {
2202 if (!count || count != chk_count)
2205 tmp1 = LIST_FIRST_ENTRY(list1, struct ice_vsig_prof, list);
2206 tmp2 = LIST_FIRST_ENTRY(list2, struct ice_vsig_prof, list);
2208 /* profile cookies must compare, and in the exact same order to take
2209 * into account priority
2212 if (tmp2->profile_cookie != tmp1->profile_cookie)
2215 tmp1 = LIST_NEXT_ENTRY(tmp1, struct ice_vsig_prof, list);
2216 tmp2 = LIST_NEXT_ENTRY(tmp2, struct ice_vsig_prof, list);
2222 /* VSIG Management */
2226 * ice_vsig_find_vsi - find a VSIG that contains a specified VSI
2227 * @hw: pointer to the hardware structure
2229 * @vsi: VSI of interest
2230 * @vsig: pointer to receive the VSI group
2232 * This function will lookup the VSI entry in the XLT2 list and return
2233 * the VSI group its associated with.
2236 ice_vsig_find_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 *vsig)
2238 if (!vsig || vsi >= ICE_MAX_VSI)
2239 return ICE_ERR_PARAM;
2241 /* As long as there's a default or valid VSIG associated with the input
2242 * VSI, the functions returns a success. Any handling of VSIG will be
2243 * done by the following add, update or remove functions.
2245 *vsig = hw->blk[blk].xlt2.vsis[vsi].vsig;
2251 * ice_vsig_alloc_val - allocate a new VSIG by value
2252 * @hw: pointer to the hardware structure
2254 * @vsig: the vsig to allocate
2256 * This function will allocate a given VSIG specified by the vsig parameter.
2258 static u16 ice_vsig_alloc_val(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2260 u16 idx = vsig & ICE_VSIG_IDX_M;
2262 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use) {
2263 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2264 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = true;
2267 return ICE_VSIG_VALUE(idx, hw->pf_id);
2271 * ice_vsig_alloc - Finds a free entry and allocates a new VSIG
2272 * @hw: pointer to the hardware structure
2275 * This function will iterate through the VSIG list and mark the first
2276 * unused entry for the new VSIG entry as used and return that value.
2278 static u16 ice_vsig_alloc(struct ice_hw *hw, enum ice_block blk)
2282 for (i = 1; i < ICE_MAX_VSIGS; i++)
2283 if (!hw->blk[blk].xlt2.vsig_tbl[i].in_use)
2284 return ice_vsig_alloc_val(hw, blk, i);
2286 return ICE_DEFAULT_VSIG;
2290 * ice_find_dup_props_vsig - find VSI group with a specified set of properties
2291 * @hw: pointer to the hardware structure
2293 * @chs: characteristic list
2294 * @vsig: returns the VSIG with the matching profiles, if found
2296 * Each VSIG is associated with a characteristic set; i.e. all VSIs under
2297 * a group have the same characteristic set. To check if there exists a VSIG
2298 * which has the same characteristics as the input characteristics; this
2299 * function will iterate through the XLT2 list and return the VSIG that has a
2300 * matching configuration. In order to make sure that priorities are accounted
2301 * for, the list must match exactly, including the order in which the
2302 * characteristics are listed.
2304 static enum ice_status
2305 ice_find_dup_props_vsig(struct ice_hw *hw, enum ice_block blk,
2306 struct LIST_HEAD_TYPE *chs, u16 *vsig)
2308 struct ice_xlt2 *xlt2 = &hw->blk[blk].xlt2;
2311 for (i = 0; i < xlt2->count; i++) {
2312 if (xlt2->vsig_tbl[i].in_use &&
2313 ice_match_prop_lst(chs, &xlt2->vsig_tbl[i].prop_lst)) {
2314 *vsig = ICE_VSIG_VALUE(i, hw->pf_id);
2319 return ICE_ERR_DOES_NOT_EXIST;
2323 * ice_vsig_free - free VSI group
2324 * @hw: pointer to the hardware structure
2326 * @vsig: VSIG to remove
2328 * The function will remove all VSIs associated with the input VSIG and move
2329 * them to the DEFAULT_VSIG and mark the VSIG available.
2331 static enum ice_status
2332 ice_vsig_free(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2334 struct ice_vsig_prof *dtmp, *del;
2335 struct ice_vsig_vsi *vsi_cur;
2338 idx = vsig & ICE_VSIG_IDX_M;
2339 if (idx >= ICE_MAX_VSIGS)
2340 return ICE_ERR_PARAM;
2342 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2343 return ICE_ERR_DOES_NOT_EXIST;
2345 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = false;
2347 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2348 /* If the VSIG has at least 1 VSI then iterate through the
2349 * list and remove the VSIs before deleting the group.
2352 /* remove all vsis associated with this VSIG XLT2 entry */
2354 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
2356 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2357 vsi_cur->changed = 1;
2358 vsi_cur->next_vsi = NULL;
2362 /* NULL terminate head of VSI list */
2363 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi = NULL;
2366 /* free characteristic list */
2367 LIST_FOR_EACH_ENTRY_SAFE(del, dtmp,
2368 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
2369 ice_vsig_prof, list) {
2370 LIST_DEL(&del->list);
2374 /* if VSIG characteristic list was cleared for reset
2375 * re-initialize the list head
2377 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2383 * ice_vsig_remove_vsi - remove VSI from VSIG
2384 * @hw: pointer to the hardware structure
2386 * @vsi: VSI to remove
2387 * @vsig: VSI group to remove from
2389 * The function will remove the input VSI from its VSI group and move it
2390 * to the DEFAULT_VSIG.
2392 static enum ice_status
2393 ice_vsig_remove_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2395 struct ice_vsig_vsi **vsi_head, *vsi_cur, *vsi_tgt;
2398 idx = vsig & ICE_VSIG_IDX_M;
2400 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2401 return ICE_ERR_PARAM;
2403 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2404 return ICE_ERR_DOES_NOT_EXIST;
2406 /* entry already in default VSIG, don't have to remove */
2407 if (idx == ICE_DEFAULT_VSIG)
2410 vsi_head = &hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2414 vsi_tgt = &hw->blk[blk].xlt2.vsis[vsi];
2415 vsi_cur = (*vsi_head);
2417 /* iterate the VSI list, skip over the entry to be removed */
2419 if (vsi_tgt == vsi_cur) {
2420 (*vsi_head) = vsi_cur->next_vsi;
2423 vsi_head = &vsi_cur->next_vsi;
2424 vsi_cur = vsi_cur->next_vsi;
2427 /* verify if VSI was removed from group list */
2429 return ICE_ERR_DOES_NOT_EXIST;
2431 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2432 vsi_cur->changed = 1;
2433 vsi_cur->next_vsi = NULL;
2439 * ice_vsig_add_mv_vsi - add or move a VSI to a VSI group
2440 * @hw: pointer to the hardware structure
2443 * @vsig: destination VSI group
2445 * This function will move or add the input VSI to the target VSIG.
2446 * The function will find the original VSIG the VSI belongs to and
2447 * move the entry to the DEFAULT_VSIG, update the original VSIG and
2448 * then move entry to the new VSIG.
2450 static enum ice_status
2451 ice_vsig_add_mv_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2453 struct ice_vsig_vsi *tmp;
2454 enum ice_status status;
2457 idx = vsig & ICE_VSIG_IDX_M;
2459 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2460 return ICE_ERR_PARAM;
2462 /* if VSIG not in use and VSIG is not default type this VSIG
2465 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use &&
2466 vsig != ICE_DEFAULT_VSIG)
2467 return ICE_ERR_DOES_NOT_EXIST;
2469 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
2473 /* no update required if vsigs match */
2474 if (orig_vsig == vsig)
2477 if (orig_vsig != ICE_DEFAULT_VSIG) {
2478 /* remove entry from orig_vsig and add to default VSIG */
2479 status = ice_vsig_remove_vsi(hw, blk, vsi, orig_vsig);
2484 if (idx == ICE_DEFAULT_VSIG)
2487 /* Create VSI entry and add VSIG and prop_mask values */
2488 hw->blk[blk].xlt2.vsis[vsi].vsig = vsig;
2489 hw->blk[blk].xlt2.vsis[vsi].changed = 1;
2491 /* Add new entry to the head of the VSIG list */
2492 tmp = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2493 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi =
2494 &hw->blk[blk].xlt2.vsis[vsi];
2495 hw->blk[blk].xlt2.vsis[vsi].next_vsi = tmp;
2496 hw->blk[blk].xlt2.t[vsi] = vsig;
2502 * ice_find_prof_id - find profile ID for a given field vector
2503 * @hw: pointer to the hardware structure
2505 * @fv: field vector to search for
2506 * @prof_id: receives the profile ID
2508 static enum ice_status
2509 ice_find_prof_id(struct ice_hw *hw, enum ice_block blk,
2510 struct ice_fv_word *fv, u8 *prof_id)
2512 struct ice_es *es = &hw->blk[blk].es;
2515 for (i = 0; i < es->count; i++) {
2518 if (memcmp(&es->t[off], fv, es->fvw * sizeof(*fv)))
2525 return ICE_ERR_DOES_NOT_EXIST;
2529 * ice_prof_id_rsrc_type - get profile ID resource type for a block type
2530 * @blk: the block type
2531 * @rsrc_type: pointer to variable to receive the resource type
2533 static bool ice_prof_id_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2537 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_PROFID;
2540 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_PROFID;
2543 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_PROFID;
2546 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_PROFID;
2549 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_PROFID;
2558 * ice_tcam_ent_rsrc_type - get TCAM entry resource type for a block type
2559 * @blk: the block type
2560 * @rsrc_type: pointer to variable to receive the resource type
2562 static bool ice_tcam_ent_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2566 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_TCAM;
2569 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_TCAM;
2572 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_TCAM;
2575 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_TCAM;
2578 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_TCAM;
2587 * ice_alloc_tcam_ent - allocate hardware TCAM entry
2588 * @hw: pointer to the HW struct
2589 * @blk: the block to allocate the TCAM for
2590 * @tcam_idx: pointer to variable to receive the TCAM entry
2592 * This function allocates a new entry in a Profile ID TCAM for a specific
2595 static enum ice_status
2596 ice_alloc_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 *tcam_idx)
2600 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2601 return ICE_ERR_PARAM;
2603 return ice_alloc_hw_res(hw, res_type, 1, true, tcam_idx);
2607 * ice_free_tcam_ent - free hardware TCAM entry
2608 * @hw: pointer to the HW struct
2609 * @blk: the block from which to free the TCAM entry
2610 * @tcam_idx: the TCAM entry to free
2612 * This function frees an entry in a Profile ID TCAM for a specific block.
2614 static enum ice_status
2615 ice_free_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 tcam_idx)
2619 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2620 return ICE_ERR_PARAM;
2622 return ice_free_hw_res(hw, res_type, 1, &tcam_idx);
2626 * ice_alloc_prof_id - allocate profile ID
2627 * @hw: pointer to the HW struct
2628 * @blk: the block to allocate the profile ID for
2629 * @prof_id: pointer to variable to receive the profile ID
2631 * This function allocates a new profile ID, which also corresponds to a Field
2632 * Vector (Extraction Sequence) entry.
2634 static enum ice_status
2635 ice_alloc_prof_id(struct ice_hw *hw, enum ice_block blk, u8 *prof_id)
2637 enum ice_status status;
2641 if (!ice_prof_id_rsrc_type(blk, &res_type))
2642 return ICE_ERR_PARAM;
2644 status = ice_alloc_hw_res(hw, res_type, 1, false, &get_prof);
2646 *prof_id = (u8)get_prof;
2652 * ice_free_prof_id - free profile ID
2653 * @hw: pointer to the HW struct
2654 * @blk: the block from which to free the profile ID
2655 * @prof_id: the profile ID to free
2657 * This function frees a profile ID, which also corresponds to a Field Vector.
2659 static enum ice_status
2660 ice_free_prof_id(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2662 u16 tmp_prof_id = (u16)prof_id;
2665 if (!ice_prof_id_rsrc_type(blk, &res_type))
2666 return ICE_ERR_PARAM;
2668 return ice_free_hw_res(hw, res_type, 1, &tmp_prof_id);
2672 * ice_prof_inc_ref - increment reference count for profile
2673 * @hw: pointer to the HW struct
2674 * @blk: the block from which to free the profile ID
2675 * @prof_id: the profile ID for which to increment the reference count
2677 static enum ice_status
2678 ice_prof_inc_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2680 if (prof_id > hw->blk[blk].es.count)
2681 return ICE_ERR_PARAM;
2683 hw->blk[blk].es.ref_count[prof_id]++;
2689 * ice_write_es - write an extraction sequence to hardware
2690 * @hw: pointer to the HW struct
2691 * @blk: the block in which to write the extraction sequence
2692 * @prof_id: the profile ID to write
2693 * @fv: pointer to the extraction sequence to write - NULL to clear extraction
2696 ice_write_es(struct ice_hw *hw, enum ice_block blk, u8 prof_id,
2697 struct ice_fv_word *fv)
2701 off = prof_id * hw->blk[blk].es.fvw;
2703 ice_memset(&hw->blk[blk].es.t[off], 0, hw->blk[blk].es.fvw *
2704 sizeof(*fv), ICE_NONDMA_MEM);
2705 hw->blk[blk].es.written[prof_id] = false;
2707 ice_memcpy(&hw->blk[blk].es.t[off], fv, hw->blk[blk].es.fvw *
2708 sizeof(*fv), ICE_NONDMA_TO_NONDMA);
2713 * ice_prof_dec_ref - decrement reference count for profile
2714 * @hw: pointer to the HW struct
2715 * @blk: the block from which to free the profile ID
2716 * @prof_id: the profile ID for which to decrement the reference count
2718 static enum ice_status
2719 ice_prof_dec_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2721 if (prof_id > hw->blk[blk].es.count)
2722 return ICE_ERR_PARAM;
2724 if (hw->blk[blk].es.ref_count[prof_id] > 0) {
2725 if (!--hw->blk[blk].es.ref_count[prof_id]) {
2726 ice_write_es(hw, blk, prof_id, NULL);
2727 return ice_free_prof_id(hw, blk, prof_id);
2734 /* Block / table section IDs */
2735 static const u32 ice_blk_sids[ICE_BLK_COUNT][ICE_SID_OFF_COUNT] = {
2739 ICE_SID_PROFID_TCAM_SW,
2740 ICE_SID_PROFID_REDIR_SW,
2747 ICE_SID_PROFID_TCAM_ACL,
2748 ICE_SID_PROFID_REDIR_ACL,
2755 ICE_SID_PROFID_TCAM_FD,
2756 ICE_SID_PROFID_REDIR_FD,
2763 ICE_SID_PROFID_TCAM_RSS,
2764 ICE_SID_PROFID_REDIR_RSS,
2771 ICE_SID_PROFID_TCAM_PE,
2772 ICE_SID_PROFID_REDIR_PE,
2778 * ice_init_sw_xlt1_db - init software XLT1 database from HW tables
2779 * @hw: pointer to the hardware structure
2780 * @blk: the HW block to initialize
2783 void ice_init_sw_xlt1_db(struct ice_hw *hw, enum ice_block blk)
2787 for (pt = 0; pt < hw->blk[blk].xlt1.count; pt++) {
2790 ptg = hw->blk[blk].xlt1.t[pt];
2791 if (ptg != ICE_DEFAULT_PTG) {
2792 ice_ptg_alloc_val(hw, blk, ptg);
2793 ice_ptg_add_mv_ptype(hw, blk, pt, ptg);
2799 * ice_init_sw_xlt2_db - init software XLT2 database from HW tables
2800 * @hw: pointer to the hardware structure
2801 * @blk: the HW block to initialize
2803 static void ice_init_sw_xlt2_db(struct ice_hw *hw, enum ice_block blk)
2807 for (vsi = 0; vsi < hw->blk[blk].xlt2.count; vsi++) {
2810 vsig = hw->blk[blk].xlt2.t[vsi];
2812 ice_vsig_alloc_val(hw, blk, vsig);
2813 ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
2814 /* no changes at this time, since this has been
2815 * initialized from the original package
2817 hw->blk[blk].xlt2.vsis[vsi].changed = 0;
2823 * ice_init_sw_db - init software database from HW tables
2824 * @hw: pointer to the hardware structure
2826 static void ice_init_sw_db(struct ice_hw *hw)
2830 for (i = 0; i < ICE_BLK_COUNT; i++) {
2831 ice_init_sw_xlt1_db(hw, (enum ice_block)i);
2832 ice_init_sw_xlt2_db(hw, (enum ice_block)i);
2837 * ice_fill_tbl - Reads content of a single table type into database
2838 * @hw: pointer to the hardware structure
2839 * @block_id: Block ID of the table to copy
2840 * @sid: Section ID of the table to copy
2842 * Will attempt to read the entire content of a given table of a single block
2843 * into the driver database. We assume that the buffer will always
2844 * be as large or larger than the data contained in the package. If
2845 * this condition is not met, there is most likely an error in the package
2848 static void ice_fill_tbl(struct ice_hw *hw, enum ice_block block_id, u32 sid)
2850 u32 dst_len, sect_len, offset = 0;
2851 struct ice_prof_redir_section *pr;
2852 struct ice_prof_id_section *pid;
2853 struct ice_xlt1_section *xlt1;
2854 struct ice_xlt2_section *xlt2;
2855 struct ice_sw_fv_section *es;
2856 struct ice_pkg_enum state;
2860 /* if the HW segment pointer is null then the first iteration of
2861 * ice_pkg_enum_section() will fail. In this case the Hw tables will
2862 * not be filled and return success.
2865 ice_debug(hw, ICE_DBG_PKG, "hw->seg is NULL, tables are not filled\n");
2869 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
2871 sect = ice_pkg_enum_section(hw->seg, &state, sid);
2875 case ICE_SID_XLT1_SW:
2876 case ICE_SID_XLT1_FD:
2877 case ICE_SID_XLT1_RSS:
2878 case ICE_SID_XLT1_ACL:
2879 case ICE_SID_XLT1_PE:
2880 xlt1 = (struct ice_xlt1_section *)sect;
2882 sect_len = LE16_TO_CPU(xlt1->count) *
2883 sizeof(*hw->blk[block_id].xlt1.t);
2884 dst = hw->blk[block_id].xlt1.t;
2885 dst_len = hw->blk[block_id].xlt1.count *
2886 sizeof(*hw->blk[block_id].xlt1.t);
2888 case ICE_SID_XLT2_SW:
2889 case ICE_SID_XLT2_FD:
2890 case ICE_SID_XLT2_RSS:
2891 case ICE_SID_XLT2_ACL:
2892 case ICE_SID_XLT2_PE:
2893 xlt2 = (struct ice_xlt2_section *)sect;
2894 src = (_FORCE_ u8 *)xlt2->value;
2895 sect_len = LE16_TO_CPU(xlt2->count) *
2896 sizeof(*hw->blk[block_id].xlt2.t);
2897 dst = (u8 *)hw->blk[block_id].xlt2.t;
2898 dst_len = hw->blk[block_id].xlt2.count *
2899 sizeof(*hw->blk[block_id].xlt2.t);
2901 case ICE_SID_PROFID_TCAM_SW:
2902 case ICE_SID_PROFID_TCAM_FD:
2903 case ICE_SID_PROFID_TCAM_RSS:
2904 case ICE_SID_PROFID_TCAM_ACL:
2905 case ICE_SID_PROFID_TCAM_PE:
2906 pid = (struct ice_prof_id_section *)sect;
2907 src = (u8 *)pid->entry;
2908 sect_len = LE16_TO_CPU(pid->count) *
2909 sizeof(*hw->blk[block_id].prof.t);
2910 dst = (u8 *)hw->blk[block_id].prof.t;
2911 dst_len = hw->blk[block_id].prof.count *
2912 sizeof(*hw->blk[block_id].prof.t);
2914 case ICE_SID_PROFID_REDIR_SW:
2915 case ICE_SID_PROFID_REDIR_FD:
2916 case ICE_SID_PROFID_REDIR_RSS:
2917 case ICE_SID_PROFID_REDIR_ACL:
2918 case ICE_SID_PROFID_REDIR_PE:
2919 pr = (struct ice_prof_redir_section *)sect;
2920 src = pr->redir_value;
2921 sect_len = LE16_TO_CPU(pr->count) *
2922 sizeof(*hw->blk[block_id].prof_redir.t);
2923 dst = hw->blk[block_id].prof_redir.t;
2924 dst_len = hw->blk[block_id].prof_redir.count *
2925 sizeof(*hw->blk[block_id].prof_redir.t);
2927 case ICE_SID_FLD_VEC_SW:
2928 case ICE_SID_FLD_VEC_FD:
2929 case ICE_SID_FLD_VEC_RSS:
2930 case ICE_SID_FLD_VEC_ACL:
2931 case ICE_SID_FLD_VEC_PE:
2932 es = (struct ice_sw_fv_section *)sect;
2934 sect_len = (u32)(LE16_TO_CPU(es->count) *
2935 hw->blk[block_id].es.fvw) *
2936 sizeof(*hw->blk[block_id].es.t);
2937 dst = (u8 *)hw->blk[block_id].es.t;
2938 dst_len = (u32)(hw->blk[block_id].es.count *
2939 hw->blk[block_id].es.fvw) *
2940 sizeof(*hw->blk[block_id].es.t);
2946 /* if the section offset exceeds destination length, terminate
2949 if (offset > dst_len)
2952 /* if the sum of section size and offset exceed destination size
2953 * then we are out of bounds of the Hw table size for that PF.
2954 * Changing section length to fill the remaining table space
2957 if ((offset + sect_len) > dst_len)
2958 sect_len = dst_len - offset;
2960 ice_memcpy(dst + offset, src, sect_len, ICE_NONDMA_TO_NONDMA);
2962 sect = ice_pkg_enum_section(NULL, &state, sid);
2967 * ice_fill_blk_tbls - Read package context for tables
2968 * @hw: pointer to the hardware structure
2970 * Reads the current package contents and populates the driver
2971 * database with the data iteratively for all advanced feature
2972 * blocks. Assume that the Hw tables have been allocated.
2974 void ice_fill_blk_tbls(struct ice_hw *hw)
2978 for (i = 0; i < ICE_BLK_COUNT; i++) {
2979 enum ice_block blk_id = (enum ice_block)i;
2981 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt1.sid);
2982 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt2.sid);
2983 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof.sid);
2984 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof_redir.sid);
2985 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].es.sid);
2992 * ice_free_flow_profs - free flow profile entries
2993 * @hw: pointer to the hardware structure
2994 * @blk_idx: HW block index
2996 static void ice_free_flow_profs(struct ice_hw *hw, u8 blk_idx)
2998 struct ice_flow_prof *p, *tmp;
3000 /* This call is being made as part of resource deallocation
3001 * during unload. Lock acquire and release will not be
3004 LIST_FOR_EACH_ENTRY_SAFE(p, tmp, &hw->fl_profs[blk_idx],
3005 ice_flow_prof, l_entry) {
3006 struct ice_flow_entry *e, *t;
3008 LIST_FOR_EACH_ENTRY_SAFE(e, t, &p->entries,
3009 ice_flow_entry, l_entry)
3010 ice_flow_rem_entry(hw, ICE_FLOW_ENTRY_HNDL(e));
3012 LIST_DEL(&p->l_entry);
3014 ice_free(hw, p->acts);
3018 /* if driver is in reset and tables are being cleared
3019 * re-initialize the flow profile list heads
3021 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
3025 * ice_free_vsig_tbl - free complete VSIG table entries
3026 * @hw: pointer to the hardware structure
3027 * @blk: the HW block on which to free the VSIG table entries
3029 static void ice_free_vsig_tbl(struct ice_hw *hw, enum ice_block blk)
3033 if (!hw->blk[blk].xlt2.vsig_tbl)
3036 for (i = 1; i < ICE_MAX_VSIGS; i++)
3037 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use)
3038 ice_vsig_free(hw, blk, i);
3042 * ice_free_hw_tbls - free hardware table memory
3043 * @hw: pointer to the hardware structure
3045 void ice_free_hw_tbls(struct ice_hw *hw)
3047 struct ice_rss_cfg *r, *rt;
3050 for (i = 0; i < ICE_BLK_COUNT; i++) {
3051 if (hw->blk[i].is_list_init) {
3052 struct ice_es *es = &hw->blk[i].es;
3053 struct ice_prof_map *del, *tmp;
3055 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &es->prof_map,
3056 ice_prof_map, list) {
3057 LIST_DEL(&del->list);
3061 ice_destroy_lock(&es->prof_map_lock);
3062 ice_free_flow_profs(hw, i);
3063 ice_destroy_lock(&hw->fl_profs_locks[i]);
3064 hw->blk[i].is_list_init = false;
3066 ice_free_vsig_tbl(hw, (enum ice_block)i);
3067 ice_free(hw, hw->blk[i].xlt1.ptypes);
3068 ice_free(hw, hw->blk[i].xlt1.ptg_tbl);
3069 ice_free(hw, hw->blk[i].xlt1.t);
3070 ice_free(hw, hw->blk[i].xlt2.t);
3071 ice_free(hw, hw->blk[i].xlt2.vsig_tbl);
3072 ice_free(hw, hw->blk[i].xlt2.vsis);
3073 ice_free(hw, hw->blk[i].prof.t);
3074 ice_free(hw, hw->blk[i].prof_redir.t);
3075 ice_free(hw, hw->blk[i].es.t);
3076 ice_free(hw, hw->blk[i].es.ref_count);
3077 ice_free(hw, hw->blk[i].es.written);
3080 LIST_FOR_EACH_ENTRY_SAFE(r, rt, &hw->rss_list_head,
3081 ice_rss_cfg, l_entry) {
3082 LIST_DEL(&r->l_entry);
3085 ice_destroy_lock(&hw->rss_locks);
3086 ice_memset(hw->blk, 0, sizeof(hw->blk), ICE_NONDMA_MEM);
3090 * ice_init_flow_profs - init flow profile locks and list heads
3091 * @hw: pointer to the hardware structure
3092 * @blk_idx: HW block index
3094 static void ice_init_flow_profs(struct ice_hw *hw, u8 blk_idx)
3096 ice_init_lock(&hw->fl_profs_locks[blk_idx]);
3097 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
3101 * ice_init_hw_tbls - init hardware table memory
3102 * @hw: pointer to the hardware structure
3104 enum ice_status ice_init_hw_tbls(struct ice_hw *hw)
3108 ice_init_lock(&hw->rss_locks);
3109 INIT_LIST_HEAD(&hw->rss_list_head);
3110 for (i = 0; i < ICE_BLK_COUNT; i++) {
3111 struct ice_prof_redir *prof_redir = &hw->blk[i].prof_redir;
3112 struct ice_prof_tcam *prof = &hw->blk[i].prof;
3113 struct ice_xlt1 *xlt1 = &hw->blk[i].xlt1;
3114 struct ice_xlt2 *xlt2 = &hw->blk[i].xlt2;
3115 struct ice_es *es = &hw->blk[i].es;
3118 if (hw->blk[i].is_list_init)
3121 ice_init_flow_profs(hw, i);
3122 ice_init_lock(&es->prof_map_lock);
3123 INIT_LIST_HEAD(&es->prof_map);
3124 hw->blk[i].is_list_init = true;
3126 hw->blk[i].overwrite = blk_sizes[i].overwrite;
3127 es->reverse = blk_sizes[i].reverse;
3129 xlt1->sid = ice_blk_sids[i][ICE_SID_XLT1_OFF];
3130 xlt1->count = blk_sizes[i].xlt1;
3132 xlt1->ptypes = (struct ice_ptg_ptype *)
3133 ice_calloc(hw, xlt1->count, sizeof(*xlt1->ptypes));
3138 xlt1->ptg_tbl = (struct ice_ptg_entry *)
3139 ice_calloc(hw, ICE_MAX_PTGS, sizeof(*xlt1->ptg_tbl));
3144 xlt1->t = (u8 *)ice_calloc(hw, xlt1->count, sizeof(*xlt1->t));
3148 xlt2->sid = ice_blk_sids[i][ICE_SID_XLT2_OFF];
3149 xlt2->count = blk_sizes[i].xlt2;
3151 xlt2->vsis = (struct ice_vsig_vsi *)
3152 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsis));
3157 xlt2->vsig_tbl = (struct ice_vsig_entry *)
3158 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsig_tbl));
3159 if (!xlt2->vsig_tbl)
3162 for (j = 0; j < xlt2->count; j++)
3163 INIT_LIST_HEAD(&xlt2->vsig_tbl[j].prop_lst);
3165 xlt2->t = (u16 *)ice_calloc(hw, xlt2->count, sizeof(*xlt2->t));
3169 prof->sid = ice_blk_sids[i][ICE_SID_PR_OFF];
3170 prof->count = blk_sizes[i].prof_tcam;
3171 prof->max_prof_id = blk_sizes[i].prof_id;
3172 prof->cdid_bits = blk_sizes[i].prof_cdid_bits;
3173 prof->t = (struct ice_prof_tcam_entry *)
3174 ice_calloc(hw, prof->count, sizeof(*prof->t));
3179 prof_redir->sid = ice_blk_sids[i][ICE_SID_PR_REDIR_OFF];
3180 prof_redir->count = blk_sizes[i].prof_redir;
3181 prof_redir->t = (u8 *)ice_calloc(hw, prof_redir->count,
3182 sizeof(*prof_redir->t));
3187 es->sid = ice_blk_sids[i][ICE_SID_ES_OFF];
3188 es->count = blk_sizes[i].es;
3189 es->fvw = blk_sizes[i].fvw;
3190 es->t = (struct ice_fv_word *)
3191 ice_calloc(hw, (u32)(es->count * es->fvw),
3196 es->ref_count = (u16 *)
3197 ice_calloc(hw, es->count, sizeof(*es->ref_count));
3199 es->written = (u8 *)
3200 ice_calloc(hw, es->count, sizeof(*es->written));
3208 ice_free_hw_tbls(hw);
3209 return ICE_ERR_NO_MEMORY;
3213 * ice_prof_gen_key - generate profile ID key
3214 * @hw: pointer to the HW struct
3215 * @blk: the block in which to write profile ID to
3216 * @ptg: packet type group (PTG) portion of key
3217 * @vsig: VSIG portion of key
3218 * @cdid: cdid portion of key
3219 * @flags: flag portion of key
3220 * @vl_msk: valid mask
3221 * @dc_msk: don't care mask
3222 * @nm_msk: never match mask
3223 * @key: output of profile ID key
3225 static enum ice_status
3226 ice_prof_gen_key(struct ice_hw *hw, enum ice_block blk, u8 ptg, u16 vsig,
3227 u8 cdid, u16 flags, u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3228 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ], u8 nm_msk[ICE_TCAM_KEY_VAL_SZ],
3229 u8 key[ICE_TCAM_KEY_SZ])
3231 struct ice_prof_id_key inkey;
3234 inkey.xlt2_cdid = CPU_TO_LE16(vsig);
3235 inkey.flags = CPU_TO_LE16(flags);
3237 switch (hw->blk[blk].prof.cdid_bits) {
3241 #define ICE_CD_2_M 0xC000U
3242 #define ICE_CD_2_S 14
3243 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_2_M);
3244 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_2_S);
3247 #define ICE_CD_4_M 0xF000U
3248 #define ICE_CD_4_S 12
3249 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_4_M);
3250 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_4_S);
3253 #define ICE_CD_8_M 0xFF00U
3254 #define ICE_CD_8_S 16
3255 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_8_M);
3256 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_8_S);
3259 ice_debug(hw, ICE_DBG_PKG, "Error in profile config\n");
3263 return ice_set_key(key, ICE_TCAM_KEY_SZ, (u8 *)&inkey, vl_msk, dc_msk,
3264 nm_msk, 0, ICE_TCAM_KEY_SZ / 2);
3268 * ice_tcam_write_entry - write TCAM entry
3269 * @hw: pointer to the HW struct
3270 * @blk: the block in which to write profile ID to
3271 * @idx: the entry index to write to
3272 * @prof_id: profile ID
3273 * @ptg: packet type group (PTG) portion of key
3274 * @vsig: VSIG portion of key
3275 * @cdid: cdid portion of key
3276 * @flags: flag portion of key
3277 * @vl_msk: valid mask
3278 * @dc_msk: don't care mask
3279 * @nm_msk: never match mask
3281 static enum ice_status
3282 ice_tcam_write_entry(struct ice_hw *hw, enum ice_block blk, u16 idx,
3283 u8 prof_id, u8 ptg, u16 vsig, u8 cdid, u16 flags,
3284 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3285 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ],
3286 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ])
3288 struct ice_prof_tcam_entry;
3289 enum ice_status status;
3291 status = ice_prof_gen_key(hw, blk, ptg, vsig, cdid, flags, vl_msk,
3292 dc_msk, nm_msk, hw->blk[blk].prof.t[idx].key);
3294 hw->blk[blk].prof.t[idx].addr = CPU_TO_LE16(idx);
3295 hw->blk[blk].prof.t[idx].prof_id = prof_id;
3302 * ice_vsig_get_ref - returns number of VSIs belong to a VSIG
3303 * @hw: pointer to the hardware structure
3305 * @vsig: VSIG to query
3306 * @refs: pointer to variable to receive the reference count
3308 static enum ice_status
3309 ice_vsig_get_ref(struct ice_hw *hw, enum ice_block blk, u16 vsig, u16 *refs)
3311 u16 idx = vsig & ICE_VSIG_IDX_M;
3312 struct ice_vsig_vsi *ptr;
3315 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
3316 return ICE_ERR_DOES_NOT_EXIST;
3318 ptr = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
3321 ptr = ptr->next_vsi;
3328 * ice_get_ptg - get or allocate a ptg for a ptype
3329 * @hw: pointer to the hardware structure
3331 * @ptype: the ptype to retrieve the PTG for
3332 * @ptg: receives the PTG of the ptype
3333 * @add: receive boolean indicating whether PTG was added or not
3335 static enum ice_status
3336 ice_get_ptg(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg,
3339 enum ice_status status;
3341 *ptg = ICE_DEFAULT_PTG;
3344 status = ice_ptg_find_ptype(hw, blk, ptype, ptg);
3348 if (*ptg == ICE_DEFAULT_PTG) {
3349 /* need to allocate a PTG, and add ptype to it */
3350 *ptg = ice_ptg_alloc(hw, blk);
3351 if (*ptg == ICE_DEFAULT_PTG)
3352 return ICE_ERR_HW_TABLE;
3354 status = ice_ptg_add_mv_ptype(hw, blk, ptype, *ptg);
3356 return ICE_ERR_HW_TABLE;
3365 * ice_has_prof_vsig - check to see if VSIG has a specific profile
3366 * @hw: pointer to the hardware structure
3368 * @vsig: VSIG to check against
3369 * @hdl: profile handle
3372 ice_has_prof_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl)
3374 u16 idx = vsig & ICE_VSIG_IDX_M;
3375 struct ice_vsig_prof *ent;
3377 LIST_FOR_EACH_ENTRY(ent, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
3378 ice_vsig_prof, list) {
3379 if (ent->profile_cookie == hdl)
3383 ice_debug(hw, ICE_DBG_INIT,
3384 "Characteristic list for VSI group %d not found.\n",
3390 * ice_prof_bld_es - build profile ID extraction sequence changes
3391 * @hw: pointer to the HW struct
3392 * @blk: hardware block
3393 * @bld: the update package buffer build to add to
3394 * @chgs: the list of changes to make in hardware
3396 static enum ice_status
3397 ice_prof_bld_es(struct ice_hw *hw, enum ice_block blk,
3398 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3400 u16 vec_size = hw->blk[blk].es.fvw * sizeof(struct ice_fv_word);
3401 struct ice_chs_chg *tmp;
3403 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3404 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_prof) {
3405 u16 off = tmp->prof_id * hw->blk[blk].es.fvw;
3406 struct ice_pkg_es *p;
3409 id = ice_sect_id(blk, ICE_VEC_TBL);
3410 p = (struct ice_pkg_es *)
3411 ice_pkg_buf_alloc_section(bld, id, sizeof(*p) +
3416 return ICE_ERR_MAX_LIMIT;
3418 p->count = CPU_TO_LE16(1);
3419 p->offset = CPU_TO_LE16(tmp->prof_id);
3421 ice_memcpy(p->es, &hw->blk[blk].es.t[off], vec_size,
3422 ICE_NONDMA_TO_NONDMA);
3430 * ice_prof_bld_tcam - build profile ID TCAM changes
3431 * @hw: pointer to the HW struct
3432 * @blk: hardware block
3433 * @bld: the update package buffer build to add to
3434 * @chgs: the list of changes to make in hardware
3436 static enum ice_status
3437 ice_prof_bld_tcam(struct ice_hw *hw, enum ice_block blk,
3438 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3440 struct ice_chs_chg *tmp;
3442 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3443 if (tmp->type == ICE_TCAM_ADD && tmp->add_tcam_idx) {
3444 struct ice_prof_id_section *p;
3447 id = ice_sect_id(blk, ICE_PROF_TCAM);
3448 p = (struct ice_prof_id_section *)
3449 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3452 return ICE_ERR_MAX_LIMIT;
3454 p->count = CPU_TO_LE16(1);
3455 p->entry[0].addr = CPU_TO_LE16(tmp->tcam_idx);
3456 p->entry[0].prof_id = tmp->prof_id;
3458 ice_memcpy(p->entry[0].key,
3459 &hw->blk[blk].prof.t[tmp->tcam_idx].key,
3460 sizeof(hw->blk[blk].prof.t->key),
3461 ICE_NONDMA_TO_NONDMA);
3469 * ice_prof_bld_xlt1 - build XLT1 changes
3470 * @blk: hardware block
3471 * @bld: the update package buffer build to add to
3472 * @chgs: the list of changes to make in hardware
3474 static enum ice_status
3475 ice_prof_bld_xlt1(enum ice_block blk, struct ice_buf_build *bld,
3476 struct LIST_HEAD_TYPE *chgs)
3478 struct ice_chs_chg *tmp;
3480 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3481 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_ptg) {
3482 struct ice_xlt1_section *p;
3485 id = ice_sect_id(blk, ICE_XLT1);
3486 p = (struct ice_xlt1_section *)
3487 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3490 return ICE_ERR_MAX_LIMIT;
3492 p->count = CPU_TO_LE16(1);
3493 p->offset = CPU_TO_LE16(tmp->ptype);
3494 p->value[0] = tmp->ptg;
3502 * ice_prof_bld_xlt2 - build XLT2 changes
3503 * @blk: hardware block
3504 * @bld: the update package buffer build to add to
3505 * @chgs: the list of changes to make in hardware
3507 static enum ice_status
3508 ice_prof_bld_xlt2(enum ice_block blk, struct ice_buf_build *bld,
3509 struct LIST_HEAD_TYPE *chgs)
3511 struct ice_chs_chg *tmp;
3513 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3516 if (tmp->type == ICE_VSIG_ADD)
3518 else if (tmp->type == ICE_VSI_MOVE)
3520 else if (tmp->type == ICE_VSIG_REM)
3524 struct ice_xlt2_section *p;
3527 id = ice_sect_id(blk, ICE_XLT2);
3528 p = (struct ice_xlt2_section *)
3529 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3532 return ICE_ERR_MAX_LIMIT;
3534 p->count = CPU_TO_LE16(1);
3535 p->offset = CPU_TO_LE16(tmp->vsi);
3536 p->value[0] = CPU_TO_LE16(tmp->vsig);
3544 * ice_upd_prof_hw - update hardware using the change list
3545 * @hw: pointer to the HW struct
3546 * @blk: hardware block
3547 * @chgs: the list of changes to make in hardware
3549 static enum ice_status
3550 ice_upd_prof_hw(struct ice_hw *hw, enum ice_block blk,
3551 struct LIST_HEAD_TYPE *chgs)
3553 struct ice_buf_build *b;
3554 struct ice_chs_chg *tmp;
3555 enum ice_status status;
3563 /* count number of sections we need */
3564 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3565 switch (tmp->type) {
3566 case ICE_PTG_ES_ADD:
3584 sects = xlt1 + xlt2 + tcam + es;
3589 /* Build update package buffer */
3590 b = ice_pkg_buf_alloc(hw);
3592 return ICE_ERR_NO_MEMORY;
3594 status = ice_pkg_buf_reserve_section(b, sects);
3598 /* Preserve order of table update: ES, TCAM, PTG, VSIG */
3600 status = ice_prof_bld_es(hw, blk, b, chgs);
3606 status = ice_prof_bld_tcam(hw, blk, b, chgs);
3612 status = ice_prof_bld_xlt1(blk, b, chgs);
3618 status = ice_prof_bld_xlt2(blk, b, chgs);
3623 /* After package buffer build check if the section count in buffer is
3624 * non-zero and matches the number of sections detected for package
3627 pkg_sects = ice_pkg_buf_get_active_sections(b);
3628 if (!pkg_sects || pkg_sects != sects) {
3629 status = ICE_ERR_INVAL_SIZE;
3633 /* update package */
3634 status = ice_update_pkg(hw, ice_pkg_buf(b), 1);
3635 if (status == ICE_ERR_AQ_ERROR)
3636 ice_debug(hw, ICE_DBG_INIT, "Unable to update HW profile.");
3639 ice_pkg_buf_free(hw, b);
3644 * ice_update_fd_mask - set Flow Director Field Vector mask for a profile
3645 * @hw: pointer to the HW struct
3646 * @prof_id: profile ID
3647 * @mask_sel: mask select
3649 * This function enable any of the masks selected by the mask select parameter
3650 * for the profile specified.
3652 static void ice_update_fd_mask(struct ice_hw *hw, u16 prof_id, u32 mask_sel)
3654 wr32(hw, GLQF_FDMASK_SEL(prof_id), mask_sel);
3656 ice_debug(hw, ICE_DBG_INIT, "fd mask(%d): %x = %x\n", prof_id,
3657 GLQF_FDMASK_SEL(prof_id), mask_sel);
3660 #define ICE_SRC_DST_MAX_COUNT 8
3662 struct ice_fd_src_dst_pair {
3668 static const struct ice_fd_src_dst_pair ice_fd_pairs[] = {
3669 /* These are defined in pairs */
3670 { ICE_PROT_IPV4_OF_OR_S, 2, 12 },
3671 { ICE_PROT_IPV4_OF_OR_S, 2, 16 },
3673 { ICE_PROT_IPV4_IL, 2, 12 },
3674 { ICE_PROT_IPV4_IL, 2, 16 },
3676 { ICE_PROT_IPV6_OF_OR_S, 8, 8 },
3677 { ICE_PROT_IPV6_OF_OR_S, 8, 24 },
3679 { ICE_PROT_IPV6_IL, 8, 8 },
3680 { ICE_PROT_IPV6_IL, 8, 24 },
3682 { ICE_PROT_TCP_IL, 1, 0 },
3683 { ICE_PROT_TCP_IL, 1, 2 },
3685 { ICE_PROT_UDP_OF, 1, 0 },
3686 { ICE_PROT_UDP_OF, 1, 2 },
3688 { ICE_PROT_UDP_IL_OR_S, 1, 0 },
3689 { ICE_PROT_UDP_IL_OR_S, 1, 2 },
3691 { ICE_PROT_SCTP_IL, 1, 0 },
3692 { ICE_PROT_SCTP_IL, 1, 2 }
3695 #define ICE_FD_SRC_DST_PAIR_COUNT ARRAY_SIZE(ice_fd_pairs)
3698 * ice_update_fd_swap - set register appropriately for a FD FV extraction
3699 * @hw: pointer to the HW struct
3700 * @prof_id: profile ID
3701 * @es: extraction sequence (length of array is determined by the block)
3703 static enum ice_status
3704 ice_update_fd_swap(struct ice_hw *hw, u16 prof_id, struct ice_fv_word *es)
3706 ice_declare_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
3707 u8 pair_start[ICE_FD_SRC_DST_PAIR_COUNT] = { 0 };
3708 #define ICE_FD_FV_NOT_FOUND (-2)
3709 s8 first_free = ICE_FD_FV_NOT_FOUND;
3710 u8 used[ICE_MAX_FV_WORDS] = { 0 };
3715 ice_zero_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
3717 ice_init_fd_mask_regs(hw);
3719 /* This code assumes that the Flow Director field vectors are assigned
3720 * from the end of the FV indexes working towards the zero index, that
3721 * only complete fields will be included and will be consecutive, and
3722 * that there are no gaps between valid indexes.
3725 /* Determine swap fields present */
3726 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
3727 /* Find the first free entry, assuming right to left population.
3728 * This is where we can start adding additional pairs if needed.
3730 if (first_free == ICE_FD_FV_NOT_FOUND && es[i].prot_id !=
3734 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++) {
3735 if (es[i].prot_id == ice_fd_pairs[j].prot_id &&
3736 es[i].off == ice_fd_pairs[j].off) {
3737 ice_set_bit(j, pair_list);
3743 orig_free = first_free;
3745 /* determine missing swap fields that need to be added */
3746 for (i = 0; i < ICE_FD_SRC_DST_PAIR_COUNT; i += 2) {
3747 u8 bit1 = ice_is_bit_set(pair_list, i + 1);
3748 u8 bit0 = ice_is_bit_set(pair_list, i);
3753 /* add the appropriate 'paired' entry */
3759 /* check for room */
3760 if (first_free + 1 < ice_fd_pairs[index].count)
3761 return ICE_ERR_MAX_LIMIT;
3763 /* place in extraction sequence */
3764 for (k = 0; k < ice_fd_pairs[index].count; k++) {
3765 es[first_free - k].prot_id =
3766 ice_fd_pairs[index].prot_id;
3767 es[first_free - k].off =
3768 ice_fd_pairs[index].off + (k * 2);
3770 /* keep track of non-relevant fields */
3771 mask_sel |= 1 << (first_free - k);
3774 pair_start[index] = first_free;
3775 first_free -= ice_fd_pairs[index].count;
3779 /* fill in the swap array */
3780 si = hw->blk[ICE_BLK_FD].es.fvw - 1;
3782 u8 indexes_used = 1;
3784 /* assume flat at this index */
3785 #define ICE_SWAP_VALID 0x80
3786 used[si] = si | ICE_SWAP_VALID;
3788 if (orig_free == ICE_FD_FV_NOT_FOUND || si <= orig_free) {
3793 /* check for a swap location */
3794 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++) {
3795 if (es[si].prot_id == ice_fd_pairs[j].prot_id &&
3796 es[si].off == ice_fd_pairs[j].off) {
3799 /* determine the appropriate matching field */
3800 idx = j + ((j % 2) ? -1 : 1);
3802 indexes_used = ice_fd_pairs[idx].count;
3803 for (k = 0; k < indexes_used; k++) {
3804 used[si - k] = (pair_start[idx] - k) |
3815 /* for each set of 4 swap indexes, write the appropriate register */
3816 for (j = 0; j < hw->blk[ICE_BLK_FD].es.fvw / 4; j++) {
3819 for (k = 0; k < 4; k++) {
3824 raw_entry |= used[idx] << (k * BITS_PER_BYTE);
3827 /* write the appropriate register set, based on HW block */
3828 wr32(hw, GLQF_FDSWAP(prof_id, j), raw_entry);
3830 ice_debug(hw, ICE_DBG_INIT, "swap wr(%d, %d): %x = %x\n",
3831 prof_id, j, GLQF_FDSWAP(prof_id, j), raw_entry);
3834 /* update the masks for this profile to be sure we ignore fields that
3835 * are not relevant to our match criteria
3837 ice_update_fd_mask(hw, prof_id, mask_sel);
3843 * ice_add_prof - add profile
3844 * @hw: pointer to the HW struct
3845 * @blk: hardware block
3846 * @id: profile tracking ID
3847 * @ptypes: array of bitmaps indicating ptypes (ICE_FLOW_PTYPE_MAX bits)
3848 * @es: extraction sequence (length of array is determined by the block)
3850 * This function registers a profile, which matches a set of PTYPES with a
3851 * particular extraction sequence. While the hardware profile is allocated
3852 * it will not be written until the first call to ice_add_flow that specifies
3853 * the ID value used here.
3856 ice_add_prof(struct ice_hw *hw, enum ice_block blk, u64 id, u8 ptypes[],
3857 struct ice_fv_word *es)
3859 u32 bytes = DIVIDE_AND_ROUND_UP(ICE_FLOW_PTYPE_MAX, BITS_PER_BYTE);
3860 struct ice_prof_map *prof;
3861 enum ice_status status;
3865 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
3867 /* search for existing profile */
3868 status = ice_find_prof_id(hw, blk, es, &prof_id);
3870 /* allocate profile ID */
3871 status = ice_alloc_prof_id(hw, blk, &prof_id);
3873 goto err_ice_add_prof;
3874 if (blk == ICE_BLK_FD) {
3875 /* For Flow Director block, the extraction sequence may
3876 * need to be altered in the case where there are paired
3877 * fields that have no match. This is necessary because
3878 * for Flow Director, src and dest fields need to paired
3879 * for filter programming and these values are swapped
3882 status = ice_update_fd_swap(hw, prof_id, es);
3884 goto err_ice_add_prof;
3887 /* and write new es */
3888 ice_write_es(hw, blk, prof_id, es);
3891 ice_prof_inc_ref(hw, blk, prof_id);
3893 /* add profile info */
3895 prof = (struct ice_prof_map *)ice_malloc(hw, sizeof(*prof));
3897 goto err_ice_add_prof;
3899 prof->profile_cookie = id;
3900 prof->prof_id = prof_id;
3901 prof->ptype_count = 0;
3904 /* build list of ptgs */
3905 while (bytes && prof->ptype_count < ICE_MAX_PTYPE_PER_PROFILE) {
3908 if (!ptypes[byte]) {
3913 /* Examine 8 bits per byte */
3914 for (bit = 0; bit < 8; bit++) {
3915 if (ptypes[byte] & 1 << bit) {
3919 ptype = byte * BITS_PER_BYTE + bit;
3920 if (ptype < ICE_FLOW_PTYPE_MAX) {
3921 prof->ptype[prof->ptype_count] = ptype;
3923 if (++prof->ptype_count >=
3924 ICE_MAX_PTYPE_PER_PROFILE)
3928 /* nothing left in byte, then exit */
3929 m = ~((1 << (bit + 1)) - 1);
3930 if (!(ptypes[byte] & m))
3939 LIST_ADD(&prof->list, &hw->blk[blk].es.prof_map);
3940 status = ICE_SUCCESS;
3943 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
3948 * ice_search_prof_id_low - Search for a profile tracking ID low level
3949 * @hw: pointer to the HW struct
3950 * @blk: hardware block
3951 * @id: profile tracking ID
3953 * This will search for a profile tracking ID which was previously added. This
3954 * version assumes that the caller has already acquired the prof map lock.
3956 static struct ice_prof_map *
3957 ice_search_prof_id_low(struct ice_hw *hw, enum ice_block blk, u64 id)
3959 struct ice_prof_map *entry = NULL;
3960 struct ice_prof_map *map;
3962 LIST_FOR_EACH_ENTRY(map, &hw->blk[blk].es.prof_map, ice_prof_map,
3964 if (map->profile_cookie == id) {
3974 * ice_search_prof_id - Search for a profile tracking ID
3975 * @hw: pointer to the HW struct
3976 * @blk: hardware block
3977 * @id: profile tracking ID
3979 * This will search for a profile tracking ID which was previously added.
3981 struct ice_prof_map *
3982 ice_search_prof_id(struct ice_hw *hw, enum ice_block blk, u64 id)
3984 struct ice_prof_map *entry;
3986 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
3987 entry = ice_search_prof_id_low(hw, blk, id);
3988 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
3994 * ice_vsig_prof_id_count - count profiles in a VSIG
3995 * @hw: pointer to the HW struct
3996 * @blk: hardware block
3997 * @vsig: VSIG to remove the profile from
4000 ice_vsig_prof_id_count(struct ice_hw *hw, enum ice_block blk, u16 vsig)
4002 u16 idx = vsig & ICE_VSIG_IDX_M, count = 0;
4003 struct ice_vsig_prof *p;
4005 LIST_FOR_EACH_ENTRY(p, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4006 ice_vsig_prof, list) {
4014 * ice_rel_tcam_idx - release a TCAM index
4015 * @hw: pointer to the HW struct
4016 * @blk: hardware block
4017 * @idx: the index to release
4019 static enum ice_status
4020 ice_rel_tcam_idx(struct ice_hw *hw, enum ice_block blk, u16 idx)
4022 /* Masks to invoke a never match entry */
4023 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
4024 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFE, 0xFF, 0xFF, 0xFF, 0xFF };
4025 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4026 enum ice_status status;
4028 /* write the TCAM entry */
4029 status = ice_tcam_write_entry(hw, blk, idx, 0, 0, 0, 0, 0, vl_msk,
4034 /* release the TCAM entry */
4035 status = ice_free_tcam_ent(hw, blk, idx);
4041 * ice_rem_prof_id - remove one profile from a VSIG
4042 * @hw: pointer to the HW struct
4043 * @blk: hardware block
4044 * @prof: pointer to profile structure to remove
4046 static enum ice_status
4047 ice_rem_prof_id(struct ice_hw *hw, enum ice_block blk,
4048 struct ice_vsig_prof *prof)
4050 enum ice_status status;
4053 for (i = 0; i < prof->tcam_count; i++) {
4054 prof->tcam[i].in_use = false;
4055 status = ice_rel_tcam_idx(hw, blk, prof->tcam[i].tcam_idx);
4057 return ICE_ERR_HW_TABLE;
4064 * ice_rem_vsig - remove VSIG
4065 * @hw: pointer to the HW struct
4066 * @blk: hardware block
4067 * @vsig: the VSIG to remove
4068 * @chg: the change list
4070 static enum ice_status
4071 ice_rem_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4072 struct LIST_HEAD_TYPE *chg)
4074 u16 idx = vsig & ICE_VSIG_IDX_M;
4075 struct ice_vsig_vsi *vsi_cur;
4076 struct ice_vsig_prof *d, *t;
4077 enum ice_status status;
4079 /* remove TCAM entries */
4080 LIST_FOR_EACH_ENTRY_SAFE(d, t,
4081 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4082 ice_vsig_prof, list) {
4083 status = ice_rem_prof_id(hw, blk, d);
4091 /* Move all VSIS associated with this VSIG to the default VSIG */
4092 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
4093 /* If the VSIG has at least 1 VSI then iterate through the list
4094 * and remove the VSIs before deleting the group.
4098 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
4099 struct ice_chs_chg *p;
4101 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4103 return ICE_ERR_NO_MEMORY;
4105 p->type = ICE_VSIG_REM;
4106 p->orig_vsig = vsig;
4107 p->vsig = ICE_DEFAULT_VSIG;
4108 p->vsi = vsi_cur - hw->blk[blk].xlt2.vsis;
4110 LIST_ADD(&p->list_entry, chg);
4116 status = ice_vsig_free(hw, blk, vsig);
4122 * ice_rem_prof_id_vsig - remove a specific profile from a VSIG
4123 * @hw: pointer to the HW struct
4124 * @blk: hardware block
4125 * @vsig: VSIG to remove the profile from
4126 * @hdl: profile handle indicating which profile to remove
4127 * @chg: list to receive a record of changes
4129 static enum ice_status
4130 ice_rem_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
4131 struct LIST_HEAD_TYPE *chg)
4133 u16 idx = vsig & ICE_VSIG_IDX_M;
4134 struct ice_vsig_prof *p, *t;
4135 enum ice_status status;
4137 LIST_FOR_EACH_ENTRY_SAFE(p, t,
4138 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4139 ice_vsig_prof, list) {
4140 if (p->profile_cookie == hdl) {
4141 if (ice_vsig_prof_id_count(hw, blk, vsig) == 1)
4142 /* this is the last profile, remove the VSIG */
4143 return ice_rem_vsig(hw, blk, vsig, chg);
4145 status = ice_rem_prof_id(hw, blk, p);
4154 return ICE_ERR_DOES_NOT_EXIST;
4158 * ice_rem_flow_all - remove all flows with a particular profile
4159 * @hw: pointer to the HW struct
4160 * @blk: hardware block
4161 * @id: profile tracking ID
4163 static enum ice_status
4164 ice_rem_flow_all(struct ice_hw *hw, enum ice_block blk, u64 id)
4166 struct ice_chs_chg *del, *tmp;
4167 struct LIST_HEAD_TYPE chg;
4168 enum ice_status status;
4171 INIT_LIST_HEAD(&chg);
4173 for (i = 1; i < ICE_MAX_VSIGS; i++) {
4174 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use) {
4175 if (ice_has_prof_vsig(hw, blk, i, id)) {
4176 status = ice_rem_prof_id_vsig(hw, blk, i, id,
4179 goto err_ice_rem_flow_all;
4184 status = ice_upd_prof_hw(hw, blk, &chg);
4186 err_ice_rem_flow_all:
4187 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
4188 LIST_DEL(&del->list_entry);
4196 * ice_rem_prof - remove profile
4197 * @hw: pointer to the HW struct
4198 * @blk: hardware block
4199 * @id: profile tracking ID
4201 * This will remove the profile specified by the ID parameter, which was
4202 * previously created through ice_add_prof. If any existing entries
4203 * are associated with this profile, they will be removed as well.
4205 enum ice_status ice_rem_prof(struct ice_hw *hw, enum ice_block blk, u64 id)
4207 struct ice_prof_map *pmap;
4208 enum ice_status status;
4210 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4212 pmap = ice_search_prof_id_low(hw, blk, id);
4214 status = ICE_ERR_DOES_NOT_EXIST;
4215 goto err_ice_rem_prof;
4218 /* remove all flows with this profile */
4219 status = ice_rem_flow_all(hw, blk, pmap->profile_cookie);
4221 goto err_ice_rem_prof;
4223 /* dereference profile, and possibly remove */
4224 ice_prof_dec_ref(hw, blk, pmap->prof_id);
4226 LIST_DEL(&pmap->list);
4229 status = ICE_SUCCESS;
4232 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4237 * ice_get_prof_ptgs - get ptgs for profile
4238 * @hw: pointer to the HW struct
4239 * @blk: hardware block
4240 * @hdl: profile handle
4243 static enum ice_status
4244 ice_get_prof_ptgs(struct ice_hw *hw, enum ice_block blk, u64 hdl,
4245 struct LIST_HEAD_TYPE *chg)
4247 struct ice_prof_map *map;
4248 struct ice_chs_chg *p;
4251 /* Get the details on the profile specified by the handle ID */
4252 map = ice_search_prof_id(hw, blk, hdl);
4254 return ICE_ERR_DOES_NOT_EXIST;
4256 for (i = 0; i < map->ptype_count; i++) {
4257 enum ice_status status;
4261 status = ice_get_ptg(hw, blk, map->ptype[i], &ptg, &add);
4263 goto err_ice_get_prof_ptgs;
4265 if (add || !hw->blk[blk].es.written[map->prof_id]) {
4266 /* add PTG to change list */
4267 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4269 goto err_ice_get_prof_ptgs;
4271 p->type = ICE_PTG_ES_ADD;
4272 p->ptype = map->ptype[i];
4276 p->add_prof = !hw->blk[blk].es.written[map->prof_id];
4277 p->prof_id = map->prof_id;
4279 hw->blk[blk].es.written[map->prof_id] = true;
4281 LIST_ADD(&p->list_entry, chg);
4287 err_ice_get_prof_ptgs:
4288 /* let caller clean up the change list */
4289 return ICE_ERR_NO_MEMORY;
4293 * ice_get_profs_vsig - get a copy of the list of profiles from a VSIG
4294 * @hw: pointer to the HW struct
4295 * @blk: hardware block
4296 * @vsig: VSIG from which to copy the list
4299 * This routine makes a copy of the list of profiles in the specified VSIG.
4301 static enum ice_status
4302 ice_get_profs_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4303 struct LIST_HEAD_TYPE *lst)
4305 struct ice_vsig_prof *ent1, *ent2;
4306 u16 idx = vsig & ICE_VSIG_IDX_M;
4308 LIST_FOR_EACH_ENTRY(ent1, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4309 ice_vsig_prof, list) {
4310 struct ice_vsig_prof *p;
4312 /* copy to the input list */
4313 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
4315 goto err_ice_get_profs_vsig;
4317 ice_memcpy(p, ent1, sizeof(*p), ICE_NONDMA_TO_NONDMA);
4319 LIST_ADD_TAIL(&p->list, lst);
4324 err_ice_get_profs_vsig:
4325 LIST_FOR_EACH_ENTRY_SAFE(ent1, ent2, lst, ice_vsig_prof, list) {
4326 LIST_DEL(&ent1->list);
4330 return ICE_ERR_NO_MEMORY;
4334 * ice_add_prof_to_lst - add profile entry to a list
4335 * @hw: pointer to the HW struct
4336 * @blk: hardware block
4337 * @lst: the list to be added to
4338 * @hdl: profile handle of entry to add
4340 static enum ice_status
4341 ice_add_prof_to_lst(struct ice_hw *hw, enum ice_block blk,
4342 struct LIST_HEAD_TYPE *lst, u64 hdl)
4344 struct ice_vsig_prof *p;
4345 struct ice_prof_map *map;
4348 map = ice_search_prof_id(hw, blk, hdl);
4350 return ICE_ERR_DOES_NOT_EXIST;
4352 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
4354 return ICE_ERR_NO_MEMORY;
4356 p->profile_cookie = map->profile_cookie;
4357 p->prof_id = map->prof_id;
4358 p->tcam_count = map->ptype_count;
4360 for (i = 0; i < map->ptype_count; i++) {
4363 p->tcam[i].prof_id = map->prof_id;
4364 p->tcam[i].tcam_idx = ICE_INVALID_TCAM;
4366 ice_ptg_find_ptype(hw, blk, map->ptype[i], &ptg);
4368 p->tcam[i].ptg = ptg;
4371 LIST_ADD(&p->list, lst);
4377 * ice_move_vsi - move VSI to another VSIG
4378 * @hw: pointer to the HW struct
4379 * @blk: hardware block
4380 * @vsi: the VSI to move
4381 * @vsig: the VSIG to move the VSI to
4382 * @chg: the change list
4384 static enum ice_status
4385 ice_move_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig,
4386 struct LIST_HEAD_TYPE *chg)
4388 enum ice_status status;
4389 struct ice_chs_chg *p;
4392 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4394 return ICE_ERR_NO_MEMORY;
4396 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
4398 status = ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
4405 p->type = ICE_VSI_MOVE;
4407 p->orig_vsig = orig_vsig;
4410 LIST_ADD(&p->list_entry, chg);
4416 * ice_prof_tcam_ena_dis - add enable or disable TCAM change
4417 * @hw: pointer to the HW struct
4418 * @blk: hardware block
4419 * @enable: true to enable, false to disable
4420 * @vsig: the vsig of the TCAM entry
4421 * @tcam: pointer the TCAM info structure of the TCAM to disable
4422 * @chg: the change list
4424 * This function appends an enable or disable TCAM entry in the change log
4426 static enum ice_status
4427 ice_prof_tcam_ena_dis(struct ice_hw *hw, enum ice_block blk, bool enable,
4428 u16 vsig, struct ice_tcam_inf *tcam,
4429 struct LIST_HEAD_TYPE *chg)
4431 enum ice_status status;
4432 struct ice_chs_chg *p;
4434 /* Default: enable means change the low flag bit to don't care */
4435 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4436 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
4437 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4439 /* If disabled, change the low flag bit to never match */
4445 /* add TCAM to change list */
4446 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4448 return ICE_ERR_NO_MEMORY;
4450 status = ice_tcam_write_entry(hw, blk, tcam->tcam_idx, tcam->prof_id,
4451 tcam->ptg, vsig, 0, 0, vl_msk, dc_msk,
4454 goto err_ice_prof_tcam_ena_dis;
4456 tcam->in_use = enable;
4458 p->type = ICE_TCAM_ADD;
4459 p->add_tcam_idx = true;
4460 p->prof_id = tcam->prof_id;
4463 p->tcam_idx = tcam->tcam_idx;
4466 LIST_ADD(&p->list_entry, chg);
4470 err_ice_prof_tcam_ena_dis:
4476 * ice_adj_prof_priorities - adjust profile based on priorities
4477 * @hw: pointer to the HW struct
4478 * @blk: hardware block
4479 * @vsig: the VSIG for which to adjust profile priorities
4480 * @chg: the change list
4482 static enum ice_status
4483 ice_adj_prof_priorities(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4484 struct LIST_HEAD_TYPE *chg)
4486 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
4487 struct ice_vsig_prof *t;
4488 enum ice_status status;
4491 ice_zero_bitmap(ptgs_used, ICE_XLT1_CNT);
4492 idx = vsig & ICE_VSIG_IDX_M;
4494 /* Priority is based on the order in which the profiles are added. The
4495 * newest added profile has highest priority and the oldest added
4496 * profile has the lowest priority. Since the profile property list for
4497 * a VSIG is sorted from newest to oldest, this code traverses the list
4498 * in order and enables the first of each PTG that it finds (that is not
4499 * already enabled); it also disables any duplicate PTGs that it finds
4500 * in the older profiles (that are currently enabled).
4503 LIST_FOR_EACH_ENTRY(t, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4504 ice_vsig_prof, list) {
4507 for (i = 0; i < t->tcam_count; i++) {
4508 /* Scan the priorities from newest to oldest.
4509 * Make sure that the newest profiles take priority.
4511 if (ice_is_bit_set(ptgs_used, t->tcam[i].ptg) &&
4512 t->tcam[i].in_use) {
4513 /* need to mark this PTG as never match, as it
4514 * was already in use and therefore duplicate
4515 * (and lower priority)
4517 status = ice_prof_tcam_ena_dis(hw, blk, false,
4523 } else if (!ice_is_bit_set(ptgs_used, t->tcam[i].ptg) &&
4524 !t->tcam[i].in_use) {
4525 /* need to enable this PTG, as it in not in use
4526 * and not enabled (highest priority)
4528 status = ice_prof_tcam_ena_dis(hw, blk, true,
4536 /* keep track of used ptgs */
4537 ice_set_bit(t->tcam[i].ptg, ptgs_used);
4545 * ice_add_prof_id_vsig - add profile to VSIG
4546 * @hw: pointer to the HW struct
4547 * @blk: hardware block
4548 * @vsig: the VSIG to which this profile is to be added
4549 * @hdl: the profile handle indicating the profile to add
4550 * @chg: the change list
4552 static enum ice_status
4553 ice_add_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
4554 struct LIST_HEAD_TYPE *chg)
4556 /* Masks that ignore flags */
4557 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
4558 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0x00, 0x00, 0x00 };
4559 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
4560 struct ice_prof_map *map;
4561 struct ice_vsig_prof *t;
4562 struct ice_chs_chg *p;
4565 /* Get the details on the profile specified by the handle ID */
4566 map = ice_search_prof_id(hw, blk, hdl);
4568 return ICE_ERR_DOES_NOT_EXIST;
4570 /* Error, if this VSIG already has this profile */
4571 if (ice_has_prof_vsig(hw, blk, vsig, hdl))
4572 return ICE_ERR_ALREADY_EXISTS;
4574 /* new VSIG profile structure */
4575 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
4577 goto err_ice_add_prof_id_vsig;
4579 t->profile_cookie = map->profile_cookie;
4580 t->prof_id = map->prof_id;
4581 t->tcam_count = map->ptype_count;
4583 /* create TCAM entries */
4584 for (i = 0; i < map->ptype_count; i++) {
4585 enum ice_status status;
4590 /* If properly sequenced, we should never have to allocate new
4593 status = ice_get_ptg(hw, blk, map->ptype[i], &ptg, &add);
4595 goto err_ice_add_prof_id_vsig;
4597 /* add TCAM to change list */
4598 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4600 goto err_ice_add_prof_id_vsig;
4602 /* allocate the TCAM entry index */
4603 status = ice_alloc_tcam_ent(hw, blk, &tcam_idx);
4606 goto err_ice_add_prof_id_vsig;
4609 t->tcam[i].ptg = ptg;
4610 t->tcam[i].prof_id = map->prof_id;
4611 t->tcam[i].tcam_idx = tcam_idx;
4612 t->tcam[i].in_use = true;
4614 p->type = ICE_TCAM_ADD;
4615 p->add_tcam_idx = true;
4616 p->prof_id = t->tcam[i].prof_id;
4617 p->ptg = t->tcam[i].ptg;
4619 p->tcam_idx = t->tcam[i].tcam_idx;
4621 /* write the TCAM entry */
4622 status = ice_tcam_write_entry(hw, blk, t->tcam[i].tcam_idx,
4624 t->tcam[i].ptg, vsig, 0, 0,
4625 vl_msk, dc_msk, nm_msk);
4627 goto err_ice_add_prof_id_vsig;
4630 LIST_ADD(&p->list_entry, chg);
4633 /* add profile to VSIG */
4635 &hw->blk[blk].xlt2.vsig_tbl[(vsig & ICE_VSIG_IDX_M)].prop_lst);
4639 err_ice_add_prof_id_vsig:
4640 /* let caller clean up the change list */
4642 return ICE_ERR_NO_MEMORY;
4646 * ice_create_prof_id_vsig - add a new VSIG with a single profile
4647 * @hw: pointer to the HW struct
4648 * @blk: hardware block
4649 * @vsi: the initial VSI that will be in VSIG
4650 * @hdl: the profile handle of the profile that will be added to the VSIG
4651 * @chg: the change list
4653 static enum ice_status
4654 ice_create_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl,
4655 struct LIST_HEAD_TYPE *chg)
4657 enum ice_status status;
4658 struct ice_chs_chg *p;
4661 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4663 return ICE_ERR_NO_MEMORY;
4665 new_vsig = ice_vsig_alloc(hw, blk);
4667 status = ICE_ERR_HW_TABLE;
4668 goto err_ice_create_prof_id_vsig;
4671 status = ice_move_vsi(hw, blk, vsi, new_vsig, chg);
4673 goto err_ice_create_prof_id_vsig;
4675 status = ice_add_prof_id_vsig(hw, blk, new_vsig, hdl, chg);
4677 goto err_ice_create_prof_id_vsig;
4679 p->type = ICE_VSIG_ADD;
4681 p->orig_vsig = ICE_DEFAULT_VSIG;
4684 LIST_ADD(&p->list_entry, chg);
4688 err_ice_create_prof_id_vsig:
4689 /* let caller clean up the change list */
4695 * ice_create_vsig_from_list - create a new VSIG with a list of profiles
4696 * @hw: pointer to the HW struct
4697 * @blk: hardware block
4698 * @vsi: the initial VSI that will be in VSIG
4699 * @lst: the list of profile that will be added to the VSIG
4700 * @chg: the change list
4702 static enum ice_status
4703 ice_create_vsig_from_lst(struct ice_hw *hw, enum ice_block blk, u16 vsi,
4704 struct LIST_HEAD_TYPE *lst, struct LIST_HEAD_TYPE *chg)
4706 struct ice_vsig_prof *t;
4707 enum ice_status status;
4710 vsig = ice_vsig_alloc(hw, blk);
4712 return ICE_ERR_HW_TABLE;
4714 status = ice_move_vsi(hw, blk, vsi, vsig, chg);
4718 LIST_FOR_EACH_ENTRY(t, lst, ice_vsig_prof, list) {
4719 status = ice_add_prof_id_vsig(hw, blk, vsig, t->profile_cookie,
4729 * ice_find_prof_vsig - find a VSIG with a specific profile handle
4730 * @hw: pointer to the HW struct
4731 * @blk: hardware block
4732 * @hdl: the profile handle of the profile to search for
4733 * @vsig: returns the VSIG with the matching profile
4736 ice_find_prof_vsig(struct ice_hw *hw, enum ice_block blk, u64 hdl, u16 *vsig)
4738 struct ice_vsig_prof *t;
4739 struct LIST_HEAD_TYPE lst;
4740 enum ice_status status;
4742 INIT_LIST_HEAD(&lst);
4744 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
4748 t->profile_cookie = hdl;
4749 LIST_ADD(&t->list, &lst);
4751 status = ice_find_dup_props_vsig(hw, blk, &lst, vsig);
4756 return status == ICE_SUCCESS;
4760 * ice_add_prof_id_flow - add profile flow
4761 * @hw: pointer to the HW struct
4762 * @blk: hardware block
4763 * @vsi: the VSI to enable with the profile specified by ID
4764 * @hdl: profile handle
4766 * Calling this function will update the hardware tables to enable the
4767 * profile indicated by the ID parameter for the VSIs specified in the VSI
4768 * array. Once successfully called, the flow will be enabled.
4771 ice_add_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
4773 struct ice_vsig_prof *tmp1, *del1;
4774 struct LIST_HEAD_TYPE union_lst;
4775 struct ice_chs_chg *tmp, *del;
4776 struct LIST_HEAD_TYPE chrs;
4777 struct LIST_HEAD_TYPE chg;
4778 enum ice_status status;
4779 u16 vsig, or_vsig = 0;
4781 INIT_LIST_HEAD(&union_lst);
4782 INIT_LIST_HEAD(&chrs);
4783 INIT_LIST_HEAD(&chg);
4785 status = ice_get_prof_ptgs(hw, blk, hdl, &chg);
4789 /* determine if VSI is already part of a VSIG */
4790 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
4791 if (!status && vsig) {
4798 /* make sure that there is no overlap/conflict between the new
4799 * characteristics and the existing ones; we don't support that
4802 if (ice_has_prof_vsig(hw, blk, vsig, hdl)) {
4803 status = ICE_ERR_ALREADY_EXISTS;
4804 goto err_ice_add_prof_id_flow;
4807 /* last VSI in the VSIG? */
4808 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
4810 goto err_ice_add_prof_id_flow;
4811 only_vsi = (ref == 1);
4813 /* create a union of the current profiles and the one being
4816 status = ice_get_profs_vsig(hw, blk, vsig, &union_lst);
4818 goto err_ice_add_prof_id_flow;
4820 status = ice_add_prof_to_lst(hw, blk, &union_lst, hdl);
4822 goto err_ice_add_prof_id_flow;
4824 /* search for an existing VSIG with an exact charc match */
4825 status = ice_find_dup_props_vsig(hw, blk, &union_lst, &vsig);
4827 /* move VSI to the VSIG that matches */
4828 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
4830 goto err_ice_add_prof_id_flow;
4832 /* VSI has been moved out of or_vsig. If the or_vsig had
4833 * only that VSI it is now empty and can be removed.
4836 status = ice_rem_vsig(hw, blk, or_vsig, &chg);
4838 goto err_ice_add_prof_id_flow;
4840 } else if (only_vsi) {
4841 /* If the original VSIG only contains one VSI, then it
4842 * will be the requesting VSI. In this case the VSI is
4843 * not sharing entries and we can simply add the new
4844 * profile to the VSIG.
4846 status = ice_add_prof_id_vsig(hw, blk, vsig, hdl, &chg);
4848 goto err_ice_add_prof_id_flow;
4850 /* Adjust priorities */
4851 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
4853 goto err_ice_add_prof_id_flow;
4855 /* No match, so we need a new VSIG */
4856 status = ice_create_vsig_from_lst(hw, blk, vsi,
4859 goto err_ice_add_prof_id_flow;
4861 /* Adjust priorities */
4862 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
4864 goto err_ice_add_prof_id_flow;
4867 /* need to find or add a VSIG */
4868 /* search for an existing VSIG with an exact charc match */
4869 if (ice_find_prof_vsig(hw, blk, hdl, &vsig)) {
4870 /* found an exact match */
4871 /* add or move VSI to the VSIG that matches */
4872 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
4874 goto err_ice_add_prof_id_flow;
4876 /* we did not find an exact match */
4877 /* we need to add a VSIG */
4878 status = ice_create_prof_id_vsig(hw, blk, vsi, hdl,
4881 goto err_ice_add_prof_id_flow;
4885 /* update hardware */
4887 status = ice_upd_prof_hw(hw, blk, &chg);
4889 err_ice_add_prof_id_flow:
4890 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
4891 LIST_DEL(&del->list_entry);
4895 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &union_lst, ice_vsig_prof, list) {
4896 LIST_DEL(&del1->list);
4900 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &chrs, ice_vsig_prof, list) {
4901 LIST_DEL(&del1->list);
4909 * ice_rem_prof_from_list - remove a profile from list
4910 * @hw: pointer to the HW struct
4911 * @lst: list to remove the profile from
4912 * @hdl: the profile handle indicating the profile to remove
4914 static enum ice_status
4915 ice_rem_prof_from_list(struct ice_hw *hw, struct LIST_HEAD_TYPE *lst, u64 hdl)
4917 struct ice_vsig_prof *ent, *tmp;
4919 LIST_FOR_EACH_ENTRY_SAFE(ent, tmp, lst, ice_vsig_prof, list) {
4920 if (ent->profile_cookie == hdl) {
4921 LIST_DEL(&ent->list);
4927 return ICE_ERR_DOES_NOT_EXIST;
4931 * ice_rem_prof_id_flow - remove flow
4932 * @hw: pointer to the HW struct
4933 * @blk: hardware block
4934 * @vsi: the VSI from which to remove the profile specified by ID
4935 * @hdl: profile tracking handle
4937 * Calling this function will update the hardware tables to remove the
4938 * profile indicated by the ID parameter for the VSIs specified in the VSI
4939 * array. Once successfully called, the flow will be disabled.
4942 ice_rem_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
4944 struct ice_vsig_prof *tmp1, *del1;
4945 struct LIST_HEAD_TYPE chg, copy;
4946 struct ice_chs_chg *tmp, *del;
4947 enum ice_status status;
4950 INIT_LIST_HEAD(©);
4951 INIT_LIST_HEAD(&chg);
4953 /* determine if VSI is already part of a VSIG */
4954 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
4955 if (!status && vsig) {
4961 last_profile = ice_vsig_prof_id_count(hw, blk, vsig) == 1;
4962 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
4964 goto err_ice_rem_prof_id_flow;
4965 only_vsi = (ref == 1);
4968 /* If the original VSIG only contains one reference,
4969 * which will be the requesting VSI, then the VSI is not
4970 * sharing entries and we can simply remove the specific
4971 * characteristics from the VSIG.
4975 /* If there are no profiles left for this VSIG,
4976 * then simply remove the the VSIG.
4978 status = ice_rem_vsig(hw, blk, vsig, &chg);
4980 goto err_ice_rem_prof_id_flow;
4982 status = ice_rem_prof_id_vsig(hw, blk, vsig,
4985 goto err_ice_rem_prof_id_flow;
4987 /* Adjust priorities */
4988 status = ice_adj_prof_priorities(hw, blk, vsig,
4991 goto err_ice_rem_prof_id_flow;
4995 /* Make a copy of the VSIG's list of Profiles */
4996 status = ice_get_profs_vsig(hw, blk, vsig, ©);
4998 goto err_ice_rem_prof_id_flow;
5000 /* Remove specified profile entry from the list */
5001 status = ice_rem_prof_from_list(hw, ©, hdl);
5003 goto err_ice_rem_prof_id_flow;
5005 if (LIST_EMPTY(©)) {
5006 status = ice_move_vsi(hw, blk, vsi,
5007 ICE_DEFAULT_VSIG, &chg);
5009 goto err_ice_rem_prof_id_flow;
5011 } else if (!ice_find_dup_props_vsig(hw, blk, ©,
5013 /* found an exact match */
5014 /* add or move VSI to the VSIG that matches */
5015 /* Search for a VSIG with a matching profile
5019 /* Found match, move VSI to the matching VSIG */
5020 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5022 goto err_ice_rem_prof_id_flow;
5024 /* since no existing VSIG supports this
5025 * characteristic pattern, we need to create a
5026 * new VSIG and TCAM entries
5028 status = ice_create_vsig_from_lst(hw, blk, vsi,
5031 goto err_ice_rem_prof_id_flow;
5033 /* Adjust priorities */
5034 status = ice_adj_prof_priorities(hw, blk, vsig,
5037 goto err_ice_rem_prof_id_flow;
5041 status = ICE_ERR_DOES_NOT_EXIST;
5044 /* update hardware tables */
5046 status = ice_upd_prof_hw(hw, blk, &chg);
5048 err_ice_rem_prof_id_flow:
5049 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5050 LIST_DEL(&del->list_entry);
5054 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, ©, ice_vsig_prof, list) {
5055 LIST_DEL(&del1->list);