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 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 dont' 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);
812 * ice_aq_upload_section
813 * @hw: pointer to the hardware structure
814 * @pkg_buf: the package buffer which will receive the section
815 * @buf_size: the size of the package buffer
816 * @cd: pointer to command details structure or NULL
818 * Upload Section (0x0C41)
821 ice_aq_upload_section(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
822 u16 buf_size, struct ice_sq_cd *cd)
824 struct ice_aq_desc desc;
826 ice_debug(hw, ICE_DBG_TRACE, "ice_aq_upload_section");
827 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_upload_section);
828 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
830 return ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
835 * @hw: pointer to the hardware structure
836 * @pkg_buf: the package cmd buffer
837 * @buf_size: the size of the package cmd buffer
838 * @last_buf: last buffer indicator
839 * @error_offset: returns error offset
840 * @error_info: returns error information
841 * @cd: pointer to command details structure or NULL
843 * Update Package (0x0C42)
845 static enum ice_status
846 ice_aq_update_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf, u16 buf_size,
847 bool last_buf, u32 *error_offset, u32 *error_info,
848 struct ice_sq_cd *cd)
850 struct ice_aqc_download_pkg *cmd;
851 struct ice_aq_desc desc;
852 enum ice_status status;
854 ice_debug(hw, ICE_DBG_TRACE, "ice_aq_update_pkg");
861 cmd = &desc.params.download_pkg;
862 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_update_pkg);
863 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
866 cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
868 status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
869 if (status == ICE_ERR_AQ_ERROR) {
870 /* Read error from buffer only when the FW returned an error */
871 struct ice_aqc_download_pkg_resp *resp;
873 resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
875 *error_offset = LE32_TO_CPU(resp->error_offset);
877 *error_info = LE32_TO_CPU(resp->error_info);
884 * ice_find_seg_in_pkg
885 * @hw: pointer to the hardware structure
886 * @seg_type: the segment type to search for (i.e., SEGMENT_TYPE_CPK)
887 * @pkg_hdr: pointer to the package header to be searched
889 * This function searches a package file for a particular segment type. On
890 * success it returns a pointer to the segment header, otherwise it will
893 struct ice_generic_seg_hdr *
894 ice_find_seg_in_pkg(struct ice_hw *hw, u32 seg_type,
895 struct ice_pkg_hdr *pkg_hdr)
899 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
900 ice_debug(hw, ICE_DBG_PKG, "Package version: %d.%d.%d.%d\n",
901 pkg_hdr->format_ver.major, pkg_hdr->format_ver.minor,
902 pkg_hdr->format_ver.update, pkg_hdr->format_ver.draft);
904 /* Search all package segments for the requested segment type */
905 for (i = 0; i < LE32_TO_CPU(pkg_hdr->seg_count); i++) {
906 struct ice_generic_seg_hdr *seg;
908 seg = (struct ice_generic_seg_hdr *)
909 ((u8 *)pkg_hdr + LE32_TO_CPU(pkg_hdr->seg_offset[i]));
911 if (LE32_TO_CPU(seg->seg_type) == seg_type)
920 * @hw: pointer to the hardware structure
921 * @bufs: pointer to an array of buffers
922 * @count: the number of buffers in the array
924 * Obtains change lock and updates package.
927 ice_update_pkg(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
929 enum ice_status status;
932 status = ice_acquire_change_lock(hw, ICE_RES_WRITE);
936 for (i = 0; i < count; i++) {
937 bool last = ((i + 1) == count);
939 struct ice_buf_hdr *bh = (struct ice_buf_hdr *)(bufs + i);
941 status = ice_aq_update_pkg(hw, bh, LE16_TO_CPU(bh->data_end),
942 last, &offset, &info, NULL);
945 ice_debug(hw, ICE_DBG_PKG,
946 "Update pkg failed: err %d off %d inf %d\n",
947 status, offset, info);
952 ice_release_change_lock(hw);
959 * @hw: pointer to the hardware structure
960 * @bufs: pointer to an array of buffers
961 * @count: the number of buffers in the array
963 * Obtains global config lock and downloads the package configuration buffers
964 * to the firmware. Metadata buffers are skipped, and the first metadata buffer
965 * found indicates that the rest of the buffers are all metadata buffers.
967 static enum ice_status
968 ice_dwnld_cfg_bufs(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
970 enum ice_status status;
971 struct ice_buf_hdr *bh;
975 return ICE_ERR_PARAM;
977 /* If the first buffer's first section has its metadata bit set
978 * then there are no buffers to be downloaded, and the operation is
979 * considered a success.
981 bh = (struct ice_buf_hdr *)bufs;
982 if (LE32_TO_CPU(bh->section_entry[0].type) & ICE_METADATA_BUF)
985 status = ice_acquire_global_cfg_lock(hw, ICE_RES_WRITE);
989 for (i = 0; i < count; i++) {
990 bool last = ((i + 1) == count);
993 /* check next buffer for metadata flag */
994 bh = (struct ice_buf_hdr *)(bufs + i + 1);
996 /* A set metadata flag in the next buffer will signal
997 * that the current buffer will be the last buffer
1000 if (LE16_TO_CPU(bh->section_count))
1001 if (LE32_TO_CPU(bh->section_entry[0].type) &
1006 bh = (struct ice_buf_hdr *)(bufs + i);
1008 status = ice_aq_download_pkg(hw, bh, ICE_PKG_BUF_SIZE, last,
1009 &offset, &info, NULL);
1011 ice_debug(hw, ICE_DBG_PKG,
1012 "Pkg download failed: err %d off %d inf %d\n",
1013 status, offset, info);
1021 ice_release_global_cfg_lock(hw);
1027 * ice_aq_get_pkg_info_list
1028 * @hw: pointer to the hardware structure
1029 * @pkg_info: the buffer which will receive the information list
1030 * @buf_size: the size of the pkg_info information buffer
1031 * @cd: pointer to command details structure or NULL
1033 * Get Package Info List (0x0C43)
1035 static enum ice_status
1036 ice_aq_get_pkg_info_list(struct ice_hw *hw,
1037 struct ice_aqc_get_pkg_info_resp *pkg_info,
1038 u16 buf_size, struct ice_sq_cd *cd)
1040 struct ice_aq_desc desc;
1042 ice_debug(hw, ICE_DBG_TRACE, "ice_aq_get_pkg_info_list");
1043 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_pkg_info_list);
1045 return ice_aq_send_cmd(hw, &desc, pkg_info, buf_size, cd);
1050 * @hw: pointer to the hardware structure
1051 * @ice_seg: pointer to the segment of the package to be downloaded
1053 * Handles the download of a complete package.
1055 enum ice_status ice_download_pkg(struct ice_hw *hw, struct ice_seg *ice_seg)
1057 struct ice_buf_table *ice_buf_tbl;
1059 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1060 ice_debug(hw, ICE_DBG_PKG, "Segment version: %d.%d.%d.%d\n",
1061 ice_seg->hdr.seg_ver.major, ice_seg->hdr.seg_ver.minor,
1062 ice_seg->hdr.seg_ver.update, ice_seg->hdr.seg_ver.draft);
1064 ice_debug(hw, ICE_DBG_PKG, "Seg: type 0x%X, size %d, name %s\n",
1065 LE32_TO_CPU(ice_seg->hdr.seg_type),
1066 LE32_TO_CPU(ice_seg->hdr.seg_size), ice_seg->hdr.seg_name);
1068 ice_buf_tbl = ice_find_buf_table(ice_seg);
1070 ice_debug(hw, ICE_DBG_PKG, "Seg buf count: %d\n",
1071 LE32_TO_CPU(ice_buf_tbl->buf_count));
1073 return ice_dwnld_cfg_bufs(hw, ice_buf_tbl->buf_array,
1074 LE32_TO_CPU(ice_buf_tbl->buf_count));
1079 * @hw: pointer to the hardware structure
1080 * @pkg_hdr: pointer to the driver's package hdr
1082 * Saves off the package details into the HW structure.
1085 ice_init_pkg_info(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr)
1087 struct ice_global_metadata_seg *meta_seg;
1088 struct ice_generic_seg_hdr *seg_hdr;
1090 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1092 return ICE_ERR_PARAM;
1094 meta_seg = (struct ice_global_metadata_seg *)
1095 ice_find_seg_in_pkg(hw, SEGMENT_TYPE_METADATA, pkg_hdr);
1097 hw->pkg_ver = meta_seg->pkg_ver;
1098 ice_memcpy(hw->pkg_name, meta_seg->pkg_name,
1099 sizeof(hw->pkg_name), ICE_NONDMA_TO_NONDMA);
1101 ice_debug(hw, ICE_DBG_PKG, "Pkg: %d.%d.%d.%d, %s\n",
1102 meta_seg->pkg_ver.major, meta_seg->pkg_ver.minor,
1103 meta_seg->pkg_ver.update, meta_seg->pkg_ver.draft,
1104 meta_seg->pkg_name);
1106 ice_debug(hw, ICE_DBG_INIT,
1107 "Did not find metadata segment in driver package\n");
1111 seg_hdr = ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg_hdr);
1113 hw->ice_pkg_ver = seg_hdr->seg_ver;
1114 ice_memcpy(hw->ice_pkg_name, seg_hdr->seg_name,
1115 sizeof(hw->ice_pkg_name), ICE_NONDMA_TO_NONDMA);
1117 ice_debug(hw, ICE_DBG_PKG, "Ice Pkg: %d.%d.%d.%d, %s\n",
1118 seg_hdr->seg_ver.major, seg_hdr->seg_ver.minor,
1119 seg_hdr->seg_ver.update, seg_hdr->seg_ver.draft,
1122 ice_debug(hw, ICE_DBG_INIT,
1123 "Did not find ice segment in driver package\n");
1132 * @hw: pointer to the hardware structure
1134 * Store details of the package currently loaded in HW into the HW structure.
1137 ice_get_pkg_info(struct ice_hw *hw)
1139 struct ice_aqc_get_pkg_info_resp *pkg_info;
1140 enum ice_status status;
1144 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1146 size = sizeof(*pkg_info) + (sizeof(pkg_info->pkg_info[0]) *
1148 pkg_info = (struct ice_aqc_get_pkg_info_resp *)ice_malloc(hw, size);
1150 return ICE_ERR_NO_MEMORY;
1152 status = ice_aq_get_pkg_info_list(hw, pkg_info, size, NULL);
1154 goto init_pkg_free_alloc;
1156 for (i = 0; i < LE32_TO_CPU(pkg_info->count); i++) {
1157 #define ICE_PKG_FLAG_COUNT 4
1158 char flags[ICE_PKG_FLAG_COUNT + 1] = { 0 };
1161 if (pkg_info->pkg_info[i].is_active) {
1162 flags[place++] = 'A';
1163 hw->active_pkg_ver = pkg_info->pkg_info[i].ver;
1164 ice_memcpy(hw->active_pkg_name,
1165 pkg_info->pkg_info[i].name,
1166 sizeof(hw->active_pkg_name),
1167 ICE_NONDMA_TO_NONDMA);
1169 if (pkg_info->pkg_info[i].is_active_at_boot)
1170 flags[place++] = 'B';
1171 if (pkg_info->pkg_info[i].is_modified)
1172 flags[place++] = 'M';
1173 if (pkg_info->pkg_info[i].is_in_nvm)
1174 flags[place++] = 'N';
1176 ice_debug(hw, ICE_DBG_PKG, "Pkg[%d]: %d.%d.%d.%d,%s,%s\n",
1177 i, pkg_info->pkg_info[i].ver.major,
1178 pkg_info->pkg_info[i].ver.minor,
1179 pkg_info->pkg_info[i].ver.update,
1180 pkg_info->pkg_info[i].ver.draft,
1181 pkg_info->pkg_info[i].name, flags);
1184 init_pkg_free_alloc:
1185 ice_free(hw, pkg_info);
1191 * ice_find_label_value
1192 * @ice_seg: pointer to the ice segment (non-NULL)
1193 * @name: name of the label to search for
1194 * @type: the section type that will contain the label
1195 * @value: pointer to a value that will return the label's value if found
1197 * Finds a label's value given the label name and the section type to search.
1198 * The ice_seg parameter must not be NULL since the first call to
1199 * ice_enum_labels requires a pointer to an actual ice_seg structure.
1202 ice_find_label_value(struct ice_seg *ice_seg, char const *name, u32 type,
1205 struct ice_pkg_enum state;
1210 return ICE_ERR_PARAM;
1213 label_name = ice_enum_labels(ice_seg, type, &state, &val);
1214 if (label_name && !strcmp(label_name, name)) {
1220 } while (label_name);
1226 * ice_verify_pkg - verify package
1227 * @pkg: pointer to the package buffer
1228 * @len: size of the package buffer
1230 * Verifies various attributes of the package file, including length, format
1231 * version, and the requirement of at least one segment.
1233 static enum ice_status ice_verify_pkg(struct ice_pkg_hdr *pkg, u32 len)
1238 if (len < sizeof(*pkg))
1239 return ICE_ERR_BUF_TOO_SHORT;
1241 if (pkg->format_ver.major != ICE_PKG_FMT_VER_MAJ ||
1242 pkg->format_ver.minor != ICE_PKG_FMT_VER_MNR ||
1243 pkg->format_ver.update != ICE_PKG_FMT_VER_UPD ||
1244 pkg->format_ver.draft != ICE_PKG_FMT_VER_DFT)
1247 /* pkg must have at least one segment */
1248 seg_count = LE32_TO_CPU(pkg->seg_count);
1252 /* make sure segment array fits in package length */
1253 if (len < sizeof(*pkg) + ((seg_count - 1) * sizeof(pkg->seg_offset)))
1254 return ICE_ERR_BUF_TOO_SHORT;
1256 /* all segments must fit within length */
1257 for (i = 0; i < seg_count; i++) {
1258 u32 off = LE32_TO_CPU(pkg->seg_offset[i]);
1259 struct ice_generic_seg_hdr *seg;
1261 /* segment header must fit */
1262 if (len < off + sizeof(*seg))
1263 return ICE_ERR_BUF_TOO_SHORT;
1265 seg = (struct ice_generic_seg_hdr *)((u8 *)pkg + off);
1267 /* segment body must fit */
1268 if (len < off + LE32_TO_CPU(seg->seg_size))
1269 return ICE_ERR_BUF_TOO_SHORT;
1276 * ice_free_seg - free package segment pointer
1277 * @hw: pointer to the hardware structure
1279 * Frees the package segment pointer in the proper manner, depending on if the
1280 * segment was allocated or just the passed in pointer was stored.
1282 void ice_free_seg(struct ice_hw *hw)
1285 ice_free(hw, hw->pkg_copy);
1286 hw->pkg_copy = NULL;
1293 * ice_init_fd_mask_regs - initialize Flow Director mask registers
1294 * @hw: pointer to the HW struct
1296 * This function sets up the Flow Director mask registers to allow for complete
1297 * masking off of any of the 24 Field Vector words. After this call, mask 0 will
1298 * mask off all of FV index 0, mask 1 will mask off all of FV index 1, etc.
1300 static void ice_init_fd_mask_regs(struct ice_hw *hw)
1304 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
1305 wr32(hw, GLQF_FDMASK(i), i);
1306 ice_debug(hw, ICE_DBG_INIT, "init fd mask(%d): %x = %x\n", i,
1312 * ice_init_pkg_regs - initialize additional package registers
1313 * @hw: pointer to the hardware structure
1315 static void ice_init_pkg_regs(struct ice_hw *hw)
1317 #define ICE_SW_BLK_INP_MASK_L 0xFFFFFFFF
1318 #define ICE_SW_BLK_INP_MASK_H 0x0000FFFF
1319 #define ICE_SW_BLK_IDX 0
1321 /* setup Switch block input mask, which is 48-bits in two parts */
1322 wr32(hw, GL_PREEXT_L2_PMASK0(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_L);
1323 wr32(hw, GL_PREEXT_L2_PMASK1(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_H);
1324 /* setup default flow director masks */
1325 ice_init_fd_mask_regs(hw);
1329 * ice_chk_pkg_version - check package version for compatibility with driver
1330 * @hw: pointer to the hardware structure
1331 * @pkg_ver: pointer to a version structure to check
1333 * Check to make sure that the package about to be downloaded is compatible with
1334 * the driver. To be compatible, the major and minor components of the package
1335 * version must match our ICE_PKG_SUPP_VER_MAJ and ICE_PKG_SUPP_VER_MNR
1338 static enum ice_status
1339 ice_chk_pkg_version(struct ice_hw *hw, struct ice_pkg_ver *pkg_ver)
1341 if (pkg_ver->major != ICE_PKG_SUPP_VER_MAJ ||
1342 pkg_ver->minor != ICE_PKG_SUPP_VER_MNR) {
1343 ice_info(hw, "ERROR: Incompatible package: %d.%d.%d.%d - requires package version: %d.%d.*.*\n",
1344 pkg_ver->major, pkg_ver->minor, pkg_ver->update,
1345 pkg_ver->draft, ICE_PKG_SUPP_VER_MAJ,
1346 ICE_PKG_SUPP_VER_MNR);
1348 return ICE_ERR_NOT_SUPPORTED;
1355 * ice_init_pkg - initialize/download package
1356 * @hw: pointer to the hardware structure
1357 * @buf: pointer to the package buffer
1358 * @len: size of the package buffer
1360 * This function initializes a package. The package contains HW tables
1361 * required to do packet processing. First, the function extracts package
1362 * information such as version. Then it finds the ice configuration segment
1363 * within the package; this function then saves a copy of the segment pointer
1364 * within the supplied package buffer. Next, the function will cache any hints
1365 * from the package, followed by downloading the package itself. Note, that if
1366 * a previous PF driver has already downloaded the package successfully, then
1367 * the current driver will not have to download the package again.
1369 * The local package contents will be used to query default behavior and to
1370 * update specific sections of the HW's version of the package (e.g. to update
1371 * the parse graph to understand new protocols).
1373 * This function stores a pointer to the package buffer memory, and it is
1374 * expected that the supplied buffer will not be freed immediately. If the
1375 * package buffer needs to be freed, such as when read from a file, use
1376 * ice_copy_and_init_pkg() instead of directly calling ice_init_pkg() in this
1379 enum ice_status ice_init_pkg(struct ice_hw *hw, u8 *buf, u32 len)
1381 struct ice_pkg_hdr *pkg;
1382 enum ice_status status;
1383 struct ice_seg *seg;
1386 return ICE_ERR_PARAM;
1388 pkg = (struct ice_pkg_hdr *)buf;
1389 status = ice_verify_pkg(pkg, len);
1391 ice_debug(hw, ICE_DBG_INIT, "failed to verify pkg (err: %d)\n",
1396 /* initialize package info */
1397 status = ice_init_pkg_info(hw, pkg);
1401 /* before downloading the package, check package version for
1402 * compatibility with driver
1404 status = ice_chk_pkg_version(hw, &hw->pkg_ver);
1408 /* find segment in given package */
1409 seg = (struct ice_seg *)ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg);
1411 ice_debug(hw, ICE_DBG_INIT, "no ice segment in package.\n");
1415 /* initialize package hints and then download package */
1416 ice_init_pkg_hints(hw, seg);
1417 status = ice_download_pkg(hw, seg);
1418 if (status == ICE_ERR_AQ_NO_WORK) {
1419 ice_debug(hw, ICE_DBG_INIT,
1420 "package previously loaded - no work.\n");
1421 status = ICE_SUCCESS;
1424 /* Get information on the package currently loaded in HW, then make sure
1425 * the driver is compatible with this version.
1428 status = ice_get_pkg_info(hw);
1430 status = ice_chk_pkg_version(hw, &hw->active_pkg_ver);
1435 /* on successful package download update other required
1436 * registers to support the package and fill HW tables
1437 * with package content.
1439 ice_init_pkg_regs(hw);
1440 ice_fill_blk_tbls(hw);
1442 ice_debug(hw, ICE_DBG_INIT, "package load failed, %d\n",
1450 * ice_copy_and_init_pkg - initialize/download a copy of the package
1451 * @hw: pointer to the hardware structure
1452 * @buf: pointer to the package buffer
1453 * @len: size of the package buffer
1455 * This function copies the package buffer, and then calls ice_init_pkg() to
1456 * initialize the copied package contents.
1458 * The copying is necessary if the package buffer supplied is constant, or if
1459 * the memory may disappear shortly after calling this function.
1461 * If the package buffer resides in the data segment and can be modified, the
1462 * caller is free to use ice_init_pkg() instead of ice_copy_and_init_pkg().
1464 * However, if the package buffer needs to be copied first, such as when being
1465 * read from a file, the caller should use ice_copy_and_init_pkg().
1467 * This function will first copy the package buffer, before calling
1468 * ice_init_pkg(). The caller is free to immediately destroy the original
1469 * package buffer, as the new copy will be managed by this function and
1472 enum ice_status ice_copy_and_init_pkg(struct ice_hw *hw, const u8 *buf, u32 len)
1474 enum ice_status status;
1478 return ICE_ERR_PARAM;
1480 buf_copy = (u8 *)ice_memdup(hw, buf, len, ICE_NONDMA_TO_NONDMA);
1482 status = ice_init_pkg(hw, buf_copy, len);
1484 /* Free the copy, since we failed to initialize the package */
1485 ice_free(hw, buf_copy);
1487 /* Track the copied pkg so we can free it later */
1488 hw->pkg_copy = buf_copy;
1497 * @hw: pointer to the HW structure
1499 * Allocates a package buffer and returns a pointer to the buffer header.
1500 * Note: all package contents must be in Little Endian form.
1502 struct ice_buf_build *ice_pkg_buf_alloc(struct ice_hw *hw)
1504 struct ice_buf_build *bld;
1505 struct ice_buf_hdr *buf;
1507 bld = (struct ice_buf_build *)ice_malloc(hw, sizeof(*bld));
1511 buf = (struct ice_buf_hdr *)bld;
1512 buf->data_end = CPU_TO_LE16(sizeof(*buf) -
1513 sizeof(buf->section_entry[0]));
1519 * @sect_type: section type
1520 * @section: pointer to section
1521 * @index: index of the field vector entry to be returned
1522 * @offset: ptr to variable that receives the offset in the field vector table
1524 * This is a callback function that can be passed to ice_pkg_enum_entry.
1525 * This function treats the given section as of type ice_sw_fv_section and
1526 * enumerates offset field. "offset" is an index into the field vector
1530 ice_sw_fv_handler(u32 sect_type, void *section, u32 index, u32 *offset)
1532 struct ice_sw_fv_section *fv_section =
1533 (struct ice_sw_fv_section *)section;
1535 if (!section || sect_type != ICE_SID_FLD_VEC_SW)
1537 if (index >= LE16_TO_CPU(fv_section->count))
1540 /* "index" passed in to this function is relative to a given
1541 * 4k block. To get to the true index into the field vector
1542 * table need to add the relative index to the base_offset
1543 * field of this section
1545 *offset = LE16_TO_CPU(fv_section->base_offset) + index;
1546 return fv_section->fv + index;
1550 * ice_get_sw_fv_list
1551 * @hw: pointer to the HW structure
1552 * @prot_ids: field vector to search for with a given protocol ID
1553 * @ids_cnt: lookup/protocol count
1554 * @fv_list: Head of a list
1556 * Finds all the field vector entries from switch block that contain
1557 * a given protocol ID and returns a list of structures of type
1558 * "ice_sw_fv_list_entry". Every structure in the list has a field vector
1559 * definition and profile ID information
1560 * NOTE: The caller of the function is responsible for freeing the memory
1561 * allocated for every list entry.
1564 ice_get_sw_fv_list(struct ice_hw *hw, u16 *prot_ids, u8 ids_cnt,
1565 struct LIST_HEAD_TYPE *fv_list)
1567 struct ice_sw_fv_list_entry *fvl;
1568 struct ice_sw_fv_list_entry *tmp;
1569 struct ice_pkg_enum state;
1570 struct ice_seg *ice_seg;
1574 if (!ids_cnt || !hw->seg)
1575 return ICE_ERR_PARAM;
1581 fv = (struct ice_fv *)
1582 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1583 &offset, ice_sw_fv_handler);
1585 for (i = 0; i < ids_cnt && fv; i++) {
1588 /* This code assumes that if a switch field vector line
1589 * has a matching protocol, then this line will contain
1590 * the entries necessary to represent every field in
1591 * that protocol header.
1593 for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
1594 if (fv->ew[j].prot_id == prot_ids[i])
1596 if (j >= hw->blk[ICE_BLK_SW].es.fvw)
1598 if (i + 1 == ids_cnt) {
1599 fvl = (struct ice_sw_fv_list_entry *)
1600 ice_malloc(hw, sizeof(*fvl));
1604 fvl->profile_id = offset;
1605 LIST_ADD(&fvl->list_entry, fv_list);
1611 if (LIST_EMPTY(fv_list))
1616 LIST_FOR_EACH_ENTRY_SAFE(fvl, tmp, fv_list, ice_sw_fv_list_entry,
1618 LIST_DEL(&fvl->list_entry);
1622 return ICE_ERR_NO_MEMORY;
1626 * ice_pkg_buf_alloc_single_section
1627 * @hw: pointer to the HW structure
1628 * @type: the section type value
1629 * @size: the size of the section to reserve (in bytes)
1630 * @section: returns pointer to the section
1632 * Allocates a package buffer with a single section.
1633 * Note: all package contents must be in Little Endian form.
1635 static struct ice_buf_build *
1636 ice_pkg_buf_alloc_single_section(struct ice_hw *hw, u32 type, u16 size,
1639 struct ice_buf_build *buf;
1644 buf = ice_pkg_buf_alloc(hw);
1648 if (ice_pkg_buf_reserve_section(buf, 1))
1649 goto ice_pkg_buf_alloc_single_section_err;
1651 *section = ice_pkg_buf_alloc_section(buf, type, size);
1653 goto ice_pkg_buf_alloc_single_section_err;
1657 ice_pkg_buf_alloc_single_section_err:
1658 ice_pkg_buf_free(hw, buf);
1663 * ice_pkg_buf_reserve_section
1664 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1665 * @count: the number of sections to reserve
1667 * Reserves one or more section table entries in a package buffer. This routine
1668 * can be called multiple times as long as they are made before calling
1669 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1670 * is called once, the number of sections that can be allocated will not be able
1671 * to be increased; not using all reserved sections is fine, but this will
1672 * result in some wasted space in the buffer.
1673 * Note: all package contents must be in Little Endian form.
1676 ice_pkg_buf_reserve_section(struct ice_buf_build *bld, u16 count)
1678 struct ice_buf_hdr *buf;
1683 return ICE_ERR_PARAM;
1685 buf = (struct ice_buf_hdr *)&bld->buf;
1687 /* already an active section, can't increase table size */
1688 section_count = LE16_TO_CPU(buf->section_count);
1689 if (section_count > 0)
1692 if (bld->reserved_section_table_entries + count > ICE_MAX_S_COUNT)
1694 bld->reserved_section_table_entries += count;
1696 data_end = LE16_TO_CPU(buf->data_end) +
1697 (count * sizeof(buf->section_entry[0]));
1698 buf->data_end = CPU_TO_LE16(data_end);
1704 * ice_pkg_buf_unreserve_section
1705 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1706 * @count: the number of sections to unreserve
1708 * Unreserves one or more section table entries in a package buffer, releasing
1709 * space that can be used for section data. This routine can be called
1710 * multiple times as long as they are made before calling
1711 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1712 * is called once, the number of sections that can be allocated will not be able
1713 * to be increased; not using all reserved sections is fine, but this will
1714 * result in some wasted space in the buffer.
1715 * Note: all package contents must be in Little Endian form.
1718 ice_pkg_buf_unreserve_section(struct ice_buf_build *bld, u16 count)
1720 struct ice_buf_hdr *buf;
1725 return ICE_ERR_PARAM;
1727 buf = (struct ice_buf_hdr *)&bld->buf;
1729 /* already an active section, can't decrease table size */
1730 section_count = LE16_TO_CPU(buf->section_count);
1731 if (section_count > 0)
1734 if (count > bld->reserved_section_table_entries)
1736 bld->reserved_section_table_entries -= count;
1738 data_end = LE16_TO_CPU(buf->data_end) -
1739 (count * sizeof(buf->section_entry[0]));
1740 buf->data_end = CPU_TO_LE16(data_end);
1746 * ice_pkg_buf_alloc_section
1747 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1748 * @type: the section type value
1749 * @size: the size of the section to reserve (in bytes)
1751 * Reserves memory in the buffer for a section's content and updates the
1752 * buffers' status accordingly. This routine returns a pointer to the first
1753 * byte of the section start within the buffer, which is used to fill in the
1755 * Note: all package contents must be in Little Endian form.
1758 ice_pkg_buf_alloc_section(struct ice_buf_build *bld, u32 type, u16 size)
1760 struct ice_buf_hdr *buf;
1764 if (!bld || !type || !size)
1767 buf = (struct ice_buf_hdr *)&bld->buf;
1769 /* check for enough space left in buffer */
1770 data_end = LE16_TO_CPU(buf->data_end);
1772 /* section start must align on 4 byte boundary */
1773 data_end = ICE_ALIGN(data_end, 4);
1775 if ((data_end + size) > ICE_MAX_S_DATA_END)
1778 /* check for more available section table entries */
1779 sect_count = LE16_TO_CPU(buf->section_count);
1780 if (sect_count < bld->reserved_section_table_entries) {
1781 void *section_ptr = ((u8 *)buf) + data_end;
1783 buf->section_entry[sect_count].offset = CPU_TO_LE16(data_end);
1784 buf->section_entry[sect_count].size = CPU_TO_LE16(size);
1785 buf->section_entry[sect_count].type = CPU_TO_LE32(type);
1788 buf->data_end = CPU_TO_LE16(data_end);
1790 buf->section_count = CPU_TO_LE16(sect_count + 1);
1794 /* no free section table entries */
1799 * ice_pkg_buf_get_free_space
1800 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1802 * Returns the number of free bytes remaining in the buffer.
1803 * Note: all package contents must be in Little Endian form.
1805 u16 ice_pkg_buf_get_free_space(struct ice_buf_build *bld)
1807 struct ice_buf_hdr *buf;
1812 buf = (struct ice_buf_hdr *)&bld->buf;
1813 return ICE_MAX_S_DATA_END - LE16_TO_CPU(buf->data_end);
1817 * ice_pkg_buf_get_active_sections
1818 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1820 * Returns the number of active sections. Before using the package buffer
1821 * in an update package command, the caller should make sure that there is at
1822 * least one active section - otherwise, the buffer is not legal and should
1824 * Note: all package contents must be in Little Endian form.
1826 u16 ice_pkg_buf_get_active_sections(struct ice_buf_build *bld)
1828 struct ice_buf_hdr *buf;
1833 buf = (struct ice_buf_hdr *)&bld->buf;
1834 return LE16_TO_CPU(buf->section_count);
1838 * ice_pkg_buf_header
1839 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1841 * Return a pointer to the buffer's header
1843 struct ice_buf *ice_pkg_buf(struct ice_buf_build *bld)
1853 * @hw: pointer to the HW structure
1854 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1856 * Frees a package buffer
1858 void ice_pkg_buf_free(struct ice_hw *hw, struct ice_buf_build *bld)
1864 * ice_find_prot_off - find prot ID and offset pair, based on prof and FV index
1865 * @hw: pointer to the hardware structure
1866 * @blk: hardware block
1868 * @fv_idx: field vector word index
1869 * @prot: variable to receive the protocol ID
1870 * @off: variable to receive the protocol offset
1873 ice_find_prot_off(struct ice_hw *hw, enum ice_block blk, u8 prof, u8 fv_idx,
1876 struct ice_fv_word *fv_ext;
1878 if (prof >= hw->blk[blk].es.count)
1879 return ICE_ERR_PARAM;
1881 if (fv_idx >= hw->blk[blk].es.fvw)
1882 return ICE_ERR_PARAM;
1884 fv_ext = hw->blk[blk].es.t + (prof * hw->blk[blk].es.fvw);
1886 *prot = fv_ext[fv_idx].prot_id;
1887 *off = fv_ext[fv_idx].off;
1892 /* PTG Management */
1895 * ice_ptg_update_xlt1 - Updates packet type groups in HW via XLT1 table
1896 * @hw: pointer to the hardware structure
1899 * This function will update the XLT1 hardware table to reflect the new
1900 * packet type group configuration.
1902 enum ice_status ice_ptg_update_xlt1(struct ice_hw *hw, enum ice_block blk)
1904 struct ice_xlt1_section *sect;
1905 struct ice_buf_build *bld;
1906 enum ice_status status;
1909 bld = ice_pkg_buf_alloc_single_section(hw, ice_sect_id(blk, ICE_XLT1),
1910 ICE_XLT1_SIZE(ICE_XLT1_CNT),
1913 return ICE_ERR_NO_MEMORY;
1915 sect->count = CPU_TO_LE16(ICE_XLT1_CNT);
1916 sect->offset = CPU_TO_LE16(0);
1917 for (index = 0; index < ICE_XLT1_CNT; index++)
1918 sect->value[index] = hw->blk[blk].xlt1.ptypes[index].ptg;
1920 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
1922 ice_pkg_buf_free(hw, bld);
1928 * ice_ptg_find_ptype - Search for packet type group using packet type (ptype)
1929 * @hw: pointer to the hardware structure
1931 * @ptype: the ptype to search for
1932 * @ptg: pointer to variable that receives the PTG
1934 * This function will search the PTGs for a particular ptype, returning the
1935 * PTG ID that contains it through the ptg parameter, with the value of
1936 * ICE_DEFAULT_PTG (0) meaning it is part the default PTG.
1939 ice_ptg_find_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg)
1941 if (ptype >= ICE_XLT1_CNT || !ptg)
1942 return ICE_ERR_PARAM;
1944 *ptg = hw->blk[blk].xlt1.ptypes[ptype].ptg;
1949 * ice_ptg_alloc_val - Allocates a new packet type group ID by value
1950 * @hw: pointer to the hardware structure
1952 * @ptg: the ptg to allocate
1954 * This function allocates a given packet type group ID specified by the ptg
1958 void ice_ptg_alloc_val(struct ice_hw *hw, enum ice_block blk, u8 ptg)
1960 hw->blk[blk].xlt1.ptg_tbl[ptg].in_use = true;
1964 * ice_ptg_alloc - Find a free entry and allocates a new packet type group ID
1965 * @hw: pointer to the hardware structure
1968 * This function allocates and returns a new packet type group ID. Note
1969 * that 0 is the default packet type group, so successfully created PTGs will
1970 * have a non-zero ID value; which means a 0 return value indicates an error.
1972 u8 ice_ptg_alloc(struct ice_hw *hw, enum ice_block blk)
1976 /* Skip the default PTG of 0 */
1977 for (i = 1; i < ICE_MAX_PTGS; i++)
1978 if (!hw->blk[blk].xlt1.ptg_tbl[i].in_use) {
1979 /* found a free PTG ID */
1980 ice_ptg_alloc_val(hw, blk, i);
1988 * ice_ptg_free - Frees a packet type group
1989 * @hw: pointer to the hardware structure
1991 * @ptg: the ptg ID to free
1993 * This function frees a packet type group, and returns all the current ptypes
1994 * within it to the default PTG.
1996 void ice_ptg_free(struct ice_hw *hw, enum ice_block blk, u8 ptg)
1998 struct ice_ptg_ptype *p, *temp;
2000 hw->blk[blk].xlt1.ptg_tbl[ptg].in_use = false;
2001 p = hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2003 p->ptg = ICE_DEFAULT_PTG;
2004 temp = p->next_ptype;
2005 p->next_ptype = NULL;
2009 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype = NULL;
2013 * ice_ptg_remove_ptype - Removes ptype from a particular packet type group
2014 * @hw: pointer to the hardware structure
2016 * @ptype: the ptype to remove
2017 * @ptg: the ptg to remove the ptype from
2019 * This function will remove the ptype from the specific ptg, and move it to
2020 * the default PTG (ICE_DEFAULT_PTG).
2022 static enum ice_status
2023 ice_ptg_remove_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2025 struct ice_ptg_ptype **ch;
2026 struct ice_ptg_ptype *p;
2028 if (ptype > ICE_XLT1_CNT - 1)
2029 return ICE_ERR_PARAM;
2031 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use)
2032 return ICE_ERR_DOES_NOT_EXIST;
2034 /* Should not happen if .in_use is set, bad config */
2035 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype)
2038 /* find the ptype within this PTG, and bypass the link over it */
2039 p = hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2040 ch = &hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2042 if (ptype == (p - hw->blk[blk].xlt1.ptypes)) {
2043 *ch = p->next_ptype;
2047 ch = &p->next_ptype;
2051 hw->blk[blk].xlt1.ptypes[ptype].ptg = ICE_DEFAULT_PTG;
2052 hw->blk[blk].xlt1.ptypes[ptype].next_ptype = NULL;
2058 * ice_ptg_add_mv_ptype - Adds/moves ptype to a particular packet type group
2059 * @hw: pointer to the hardware structure
2061 * @ptype: the ptype to add or move
2062 * @ptg: the ptg to add or move the ptype to
2064 * This function will either add or move a ptype to a particular PTG depending
2065 * on if the ptype is already part of another group. Note that using a
2066 * a destination PTG ID of ICE_DEFAULT_PTG (0) will move the ptype to the
2070 ice_ptg_add_mv_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2072 enum ice_status status;
2075 if (ptype > ICE_XLT1_CNT - 1)
2076 return ICE_ERR_PARAM;
2078 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use && ptg != ICE_DEFAULT_PTG)
2079 return ICE_ERR_DOES_NOT_EXIST;
2081 status = ice_ptg_find_ptype(hw, blk, ptype, &original_ptg);
2085 /* Is ptype already in the correct PTG? */
2086 if (original_ptg == ptg)
2089 /* Remove from original PTG and move back to the default PTG */
2090 if (original_ptg != ICE_DEFAULT_PTG)
2091 ice_ptg_remove_ptype(hw, blk, ptype, original_ptg);
2093 /* Moving to default PTG? Then we're done with this request */
2094 if (ptg == ICE_DEFAULT_PTG)
2097 /* Add ptype to PTG at beginning of list */
2098 hw->blk[blk].xlt1.ptypes[ptype].next_ptype =
2099 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2100 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype =
2101 &hw->blk[blk].xlt1.ptypes[ptype];
2103 hw->blk[blk].xlt1.ptypes[ptype].ptg = ptg;
2104 hw->blk[blk].xlt1.t[ptype] = ptg;
2109 /* Block / table size info */
2110 struct ice_blk_size_details {
2111 u16 xlt1; /* # XLT1 entries */
2112 u16 xlt2; /* # XLT2 entries */
2113 u16 prof_tcam; /* # profile ID TCAM entries */
2114 u16 prof_id; /* # profile IDs */
2115 u8 prof_cdid_bits; /* # cdid one-hot bits used in key */
2116 u16 prof_redir; /* # profile redirection entries */
2117 u16 es; /* # extraction sequence entries */
2118 u16 fvw; /* # field vector words */
2119 u8 overwrite; /* overwrite existing entries allowed */
2120 u8 reverse; /* reverse FV order */
2123 static const struct ice_blk_size_details blk_sizes[ICE_BLK_COUNT] = {
2126 * XLT1 - Number of entries in XLT1 table
2127 * XLT2 - Number of entries in XLT2 table
2128 * TCAM - Number of entries Profile ID TCAM table
2129 * CDID - Control Domain ID of the hardware block
2130 * PRED - Number of entries in the Profile Redirection Table
2131 * FV - Number of entries in the Field Vector
2132 * FVW - Width (in WORDs) of the Field Vector
2133 * OVR - Overwrite existing table entries
2136 /* XLT1 , XLT2 ,TCAM, PID,CDID,PRED, FV, FVW */
2137 /* Overwrite , Reverse FV */
2138 /* SW */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 256, 0, 256, 256, 48,
2140 /* ACL */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 32,
2142 /* FD */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2144 /* RSS */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2146 /* PE */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 64, 32, 0, 32, 32, 24,
2151 ICE_SID_XLT1_OFF = 0,
2154 ICE_SID_PR_REDIR_OFF,
2159 /* Characteristic handling */
2162 * ice_match_prop_lst - determine if properties of two lists match
2163 * @list1: first properties list
2164 * @list2: second properties list
2166 * Count, cookies and the order must match in order to be considered equivalent.
2169 ice_match_prop_lst(struct LIST_HEAD_TYPE *list1, struct LIST_HEAD_TYPE *list2)
2171 struct ice_vsig_prof *tmp1;
2172 struct ice_vsig_prof *tmp2;
2176 /* compare counts */
2177 LIST_FOR_EACH_ENTRY(tmp1, list1, ice_vsig_prof, list) {
2180 LIST_FOR_EACH_ENTRY(tmp2, list2, ice_vsig_prof, list) {
2183 if (!count || count != chk_count)
2186 tmp1 = LIST_FIRST_ENTRY(list1, struct ice_vsig_prof, list);
2187 tmp2 = LIST_FIRST_ENTRY(list2, struct ice_vsig_prof, list);
2189 /* profile cookies must compare, and in the exact same order to take
2190 * into account priority
2193 if (tmp2->profile_cookie != tmp1->profile_cookie)
2196 tmp1 = LIST_NEXT_ENTRY(tmp1, struct ice_vsig_prof, list);
2197 tmp2 = LIST_NEXT_ENTRY(tmp2, struct ice_vsig_prof, list);
2203 /* VSIG Management */
2206 * ice_vsig_update_xlt2_sect - update one section of XLT2 table
2207 * @hw: pointer to the hardware structure
2209 * @vsi: HW VSI number to program
2210 * @vsig: vsig for the VSI
2212 * This function will update the XLT2 hardware table with the input VSI
2213 * group configuration.
2215 static enum ice_status
2216 ice_vsig_update_xlt2_sect(struct ice_hw *hw, enum ice_block blk, u16 vsi,
2219 struct ice_xlt2_section *sect;
2220 struct ice_buf_build *bld;
2221 enum ice_status status;
2223 bld = ice_pkg_buf_alloc_single_section(hw, ice_sect_id(blk, ICE_XLT2),
2224 sizeof(struct ice_xlt2_section),
2227 return ICE_ERR_NO_MEMORY;
2229 sect->count = CPU_TO_LE16(1);
2230 sect->offset = CPU_TO_LE16(vsi);
2231 sect->value[0] = CPU_TO_LE16(vsig);
2233 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
2235 ice_pkg_buf_free(hw, bld);
2241 * ice_vsig_update_xlt2 - update XLT2 table with VSIG configuration
2242 * @hw: pointer to the hardware structure
2245 * This function will update the XLT2 hardware table with the input VSI
2246 * group configuration of used vsis.
2248 enum ice_status ice_vsig_update_xlt2(struct ice_hw *hw, enum ice_block blk)
2252 for (vsi = 0; vsi < ICE_MAX_VSI; vsi++) {
2253 /* update only vsis that have been changed */
2254 if (hw->blk[blk].xlt2.vsis[vsi].changed) {
2255 enum ice_status status;
2258 vsig = hw->blk[blk].xlt2.vsis[vsi].vsig;
2259 status = ice_vsig_update_xlt2_sect(hw, blk, vsi, vsig);
2263 hw->blk[blk].xlt2.vsis[vsi].changed = 0;
2271 * ice_vsig_find_vsi - find a VSIG that contains a specified VSI
2272 * @hw: pointer to the hardware structure
2274 * @vsi: VSI of interest
2275 * @vsig: pointer to receive the VSI group
2277 * This function will lookup the VSI entry in the XLT2 list and return
2278 * the VSI group its associated with.
2281 ice_vsig_find_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 *vsig)
2283 if (!vsig || vsi >= ICE_MAX_VSI)
2284 return ICE_ERR_PARAM;
2286 /* As long as there's a default or valid VSIG associated with the input
2287 * VSI, the functions returns a success. Any handling of VSIG will be
2288 * done by the following add, update or remove functions.
2290 *vsig = hw->blk[blk].xlt2.vsis[vsi].vsig;
2296 * ice_vsig_alloc_val - allocate a new VSIG by value
2297 * @hw: pointer to the hardware structure
2299 * @vsig: the vsig to allocate
2301 * This function will allocate a given VSIG specified by the vsig parameter.
2303 static u16 ice_vsig_alloc_val(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2305 u16 idx = vsig & ICE_VSIG_IDX_M;
2307 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use) {
2308 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2309 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = true;
2312 return ICE_VSIG_VALUE(idx, hw->pf_id);
2316 * ice_vsig_alloc - Finds a free entry and allocates a new VSIG
2317 * @hw: pointer to the hardware structure
2320 * This function will iterate through the VSIG list and mark the first
2321 * unused entry for the new VSIG entry as used and return that value.
2323 static u16 ice_vsig_alloc(struct ice_hw *hw, enum ice_block blk)
2327 for (i = 1; i < ICE_MAX_VSIGS; i++)
2328 if (!hw->blk[blk].xlt2.vsig_tbl[i].in_use)
2329 return ice_vsig_alloc_val(hw, blk, i);
2331 return ICE_DEFAULT_VSIG;
2335 * ice_find_dup_props_vsig - find VSI group with a specified set of properties
2336 * @hw: pointer to the hardware structure
2338 * @chs: characteristic list
2339 * @vsig: returns the VSIG with the matching profiles, if found
2341 * Each VSIG is associated with a characteristic set; i.e. all VSIs under
2342 * a group have the same characteristic set. To check if there exists a VSIG
2343 * which has the same characteristics as the input characteristics; this
2344 * function will iterate through the XLT2 list and return the VSIG that has a
2345 * matching configuration. In order to make sure that priorities are accounted
2346 * for, the list must match exactly, including the order in which the
2347 * characteristics are listed.
2350 ice_find_dup_props_vsig(struct ice_hw *hw, enum ice_block blk,
2351 struct LIST_HEAD_TYPE *chs, u16 *vsig)
2353 struct ice_xlt2 *xlt2 = &hw->blk[blk].xlt2;
2356 for (i = 0; i < xlt2->count; i++) {
2357 if (xlt2->vsig_tbl[i].in_use &&
2358 ice_match_prop_lst(chs, &xlt2->vsig_tbl[i].prop_lst)) {
2359 *vsig = ICE_VSIG_VALUE(i, hw->pf_id);
2364 return ICE_ERR_DOES_NOT_EXIST;
2368 * ice_vsig_free - free VSI group
2369 * @hw: pointer to the hardware structure
2371 * @vsig: VSIG to remove
2373 * The function will remove all VSIs associated with the input VSIG and move
2374 * them to the DEFAULT_VSIG and mark the VSIG available.
2377 ice_vsig_free(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2379 struct ice_vsig_prof *dtmp, *del;
2380 struct ice_vsig_vsi *vsi_cur;
2383 idx = vsig & ICE_VSIG_IDX_M;
2384 if (idx >= ICE_MAX_VSIGS)
2385 return ICE_ERR_PARAM;
2387 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2388 return ICE_ERR_DOES_NOT_EXIST;
2390 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = false;
2392 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2393 /* If the VSIG has at least 1 VSI then iterate through the
2394 * list and remove the VSIs before deleting the group.
2397 /* remove all vsis associated with this VSIG XLT2 entry */
2399 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
2401 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2402 vsi_cur->changed = 1;
2403 vsi_cur->next_vsi = NULL;
2407 /* NULL terminate head of VSI list */
2408 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi = NULL;
2411 /* free characteristic list */
2412 LIST_FOR_EACH_ENTRY_SAFE(del, dtmp,
2413 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
2414 ice_vsig_prof, list) {
2415 LIST_DEL(&del->list);
2419 /* if VSIG characteristic list was cleared for reset
2420 * re-initialize the list head
2422 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2428 * ice_vsig_add_mv_vsi - add or move a VSI to a VSI group
2429 * @hw: pointer to the hardware structure
2432 * @vsig: destination VSI group
2434 * This function will move or add the input VSI to the target VSIG.
2435 * The function will find the original VSIG the VSI belongs to and
2436 * move the entry to the DEFAULT_VSIG, update the original VSIG and
2437 * then move entry to the new VSIG.
2440 ice_vsig_add_mv_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2442 struct ice_vsig_vsi *tmp;
2443 enum ice_status status;
2446 idx = vsig & ICE_VSIG_IDX_M;
2448 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2449 return ICE_ERR_PARAM;
2451 /* if VSIG not in use and VSIG is not default type this VSIG
2454 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use &&
2455 vsig != ICE_DEFAULT_VSIG)
2456 return ICE_ERR_DOES_NOT_EXIST;
2458 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
2462 /* no update required if vsigs match */
2463 if (orig_vsig == vsig)
2466 if (orig_vsig != ICE_DEFAULT_VSIG) {
2467 /* remove entry from orig_vsig and add to default VSIG */
2468 status = ice_vsig_remove_vsi(hw, blk, vsi, orig_vsig);
2473 if (idx == ICE_DEFAULT_VSIG)
2476 /* Create VSI entry and add VSIG and prop_mask values */
2477 hw->blk[blk].xlt2.vsis[vsi].vsig = vsig;
2478 hw->blk[blk].xlt2.vsis[vsi].changed = 1;
2480 /* Add new entry to the head of the VSIG list */
2481 tmp = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2482 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi =
2483 &hw->blk[blk].xlt2.vsis[vsi];
2484 hw->blk[blk].xlt2.vsis[vsi].next_vsi = tmp;
2485 hw->blk[blk].xlt2.t[vsi] = vsig;
2491 * ice_vsig_remove_vsi - remove VSI from VSIG
2492 * @hw: pointer to the hardware structure
2494 * @vsi: VSI to remove
2495 * @vsig: VSI group to remove from
2497 * The function will remove the input VSI from its VSI group and move it
2498 * to the DEFAULT_VSIG.
2501 ice_vsig_remove_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2503 struct ice_vsig_vsi **vsi_head, *vsi_cur, *vsi_tgt;
2506 idx = vsig & ICE_VSIG_IDX_M;
2508 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2509 return ICE_ERR_PARAM;
2511 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2512 return ICE_ERR_DOES_NOT_EXIST;
2514 /* entry already in default VSIG, don't have to remove */
2515 if (idx == ICE_DEFAULT_VSIG)
2518 vsi_head = &hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2522 vsi_tgt = &hw->blk[blk].xlt2.vsis[vsi];
2523 vsi_cur = (*vsi_head);
2525 /* iterate the VSI list, skip over the entry to be removed */
2527 if (vsi_tgt == vsi_cur) {
2528 (*vsi_head) = vsi_cur->next_vsi;
2531 vsi_head = &vsi_cur->next_vsi;
2532 vsi_cur = vsi_cur->next_vsi;
2535 /* verify if VSI was removed from group list */
2537 return ICE_ERR_DOES_NOT_EXIST;
2539 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2540 vsi_cur->changed = 1;
2541 vsi_cur->next_vsi = NULL;
2547 * ice_find_prof_id - find profile ID for a given field vector
2548 * @hw: pointer to the hardware structure
2550 * @fv: field vector to search for
2551 * @prof_id: receives the profile ID
2553 static enum ice_status
2554 ice_find_prof_id(struct ice_hw *hw, enum ice_block blk,
2555 struct ice_fv_word *fv, u8 *prof_id)
2557 struct ice_es *es = &hw->blk[blk].es;
2560 for (i = 0; i < es->count; i++) {
2563 if (memcmp(&es->t[off], fv, es->fvw * sizeof(*fv)))
2570 return ICE_ERR_DOES_NOT_EXIST;
2574 * ice_prof_id_rsrc_type - get profile ID resource type for a block type
2575 * @blk: the block type
2576 * @rsrc_type: pointer to variable to receive the resource type
2578 static bool ice_prof_id_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2582 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_PROFID;
2585 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_PROFID;
2588 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_PROFID;
2591 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_PROFID;
2594 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_PROFID;
2603 * ice_tcam_ent_rsrc_type - get TCAM entry resource type for a block type
2604 * @blk: the block type
2605 * @rsrc_type: pointer to variable to receive the resource type
2607 static bool ice_tcam_ent_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2611 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_TCAM;
2614 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_TCAM;
2617 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_TCAM;
2620 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_TCAM;
2623 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_TCAM;
2632 * ice_alloc_tcam_ent - allocate hardware TCAM entry
2633 * @hw: pointer to the HW struct
2634 * @blk: the block to allocate the TCAM for
2635 * @tcam_idx: pointer to variable to receive the TCAM entry
2637 * This function allocates a new entry in a Profile ID TCAM for a specific
2640 static enum ice_status
2641 ice_alloc_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 *tcam_idx)
2645 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2646 return ICE_ERR_PARAM;
2648 return ice_alloc_hw_res(hw, res_type, 1, true, tcam_idx);
2652 * ice_free_tcam_ent - free hardware TCAM entry
2653 * @hw: pointer to the HW struct
2654 * @blk: the block from which to free the TCAM entry
2655 * @tcam_idx: the TCAM entry to free
2657 * This function frees an entry in a Profile ID TCAM for a specific block.
2659 static enum ice_status
2660 ice_free_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 tcam_idx)
2664 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2665 return ICE_ERR_PARAM;
2667 return ice_free_hw_res(hw, res_type, 1, &tcam_idx);
2671 * ice_alloc_prof_id - allocate profile ID
2672 * @hw: pointer to the HW struct
2673 * @blk: the block to allocate the profile ID for
2674 * @prof_id: pointer to variable to receive the profile ID
2676 * This function allocates a new profile ID, which also corresponds to a Field
2677 * Vector (Extraction Sequence) entry.
2679 static enum ice_status
2680 ice_alloc_prof_id(struct ice_hw *hw, enum ice_block blk, u8 *prof_id)
2682 enum ice_status status;
2686 if (!ice_prof_id_rsrc_type(blk, &res_type))
2687 return ICE_ERR_PARAM;
2689 status = ice_alloc_hw_res(hw, res_type, 1, false, &get_prof);
2691 *prof_id = (u8)get_prof;
2697 * ice_free_prof_id - free profile ID
2698 * @hw: pointer to the HW struct
2699 * @blk: the block from which to free the profile ID
2700 * @prof_id: the profile ID to free
2702 * This function frees a profile ID, which also corresponds to a Field Vector.
2704 static enum ice_status
2705 ice_free_prof_id(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2707 u16 tmp_prof_id = (u16)prof_id;
2710 if (!ice_prof_id_rsrc_type(blk, &res_type))
2711 return ICE_ERR_PARAM;
2713 return ice_free_hw_res(hw, res_type, 1, &tmp_prof_id);
2717 * ice_prof_inc_ref - increment reference count for profile
2718 * @hw: pointer to the HW struct
2719 * @blk: the block from which to free the profile ID
2720 * @prof_id: the profile ID for which to increment the reference count
2722 static enum ice_status
2723 ice_prof_inc_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2725 if (prof_id > hw->blk[blk].es.count)
2726 return ICE_ERR_PARAM;
2728 hw->blk[blk].es.ref_count[prof_id]++;
2734 * ice_write_es - write an extraction sequence to hardware
2735 * @hw: pointer to the HW struct
2736 * @blk: the block in which to write the extraction sequence
2737 * @prof_id: the profile ID to write
2738 * @fv: pointer to the extraction sequence to write - NULL to clear extraction
2741 ice_write_es(struct ice_hw *hw, enum ice_block blk, u8 prof_id,
2742 struct ice_fv_word *fv)
2746 off = prof_id * hw->blk[blk].es.fvw;
2748 ice_memset(&hw->blk[blk].es.t[off], 0, hw->blk[blk].es.fvw *
2749 sizeof(*fv), ICE_NONDMA_MEM);
2750 hw->blk[blk].es.written[prof_id] = false;
2752 ice_memcpy(&hw->blk[blk].es.t[off], fv, hw->blk[blk].es.fvw *
2753 sizeof(*fv), ICE_NONDMA_TO_NONDMA);
2758 * ice_prof_dec_ref - decrement reference count for profile
2759 * @hw: pointer to the HW struct
2760 * @blk: the block from which to free the profile ID
2761 * @prof_id: the profile ID for which to decrement the reference count
2763 static enum ice_status
2764 ice_prof_dec_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2766 if (prof_id > hw->blk[blk].es.count)
2767 return ICE_ERR_PARAM;
2769 if (hw->blk[blk].es.ref_count[prof_id] > 0) {
2770 if (!--hw->blk[blk].es.ref_count[prof_id]) {
2771 ice_write_es(hw, blk, prof_id, NULL);
2772 return ice_free_prof_id(hw, blk, prof_id);
2779 /* Block / table section IDs */
2780 static const u32 ice_blk_sids[ICE_BLK_COUNT][ICE_SID_OFF_COUNT] = {
2784 ICE_SID_PROFID_TCAM_SW,
2785 ICE_SID_PROFID_REDIR_SW,
2792 ICE_SID_PROFID_TCAM_ACL,
2793 ICE_SID_PROFID_REDIR_ACL,
2800 ICE_SID_PROFID_TCAM_FD,
2801 ICE_SID_PROFID_REDIR_FD,
2808 ICE_SID_PROFID_TCAM_RSS,
2809 ICE_SID_PROFID_REDIR_RSS,
2816 ICE_SID_PROFID_TCAM_PE,
2817 ICE_SID_PROFID_REDIR_PE,
2823 * ice_init_sw_xlt1_db - init software XLT1 database from HW tables
2824 * @hw: pointer to the hardware structure
2825 * @blk: the HW block to initialize
2828 void ice_init_sw_xlt1_db(struct ice_hw *hw, enum ice_block blk)
2832 for (pt = 0; pt < hw->blk[blk].xlt1.count; pt++) {
2835 ptg = hw->blk[blk].xlt1.t[pt];
2836 if (ptg != ICE_DEFAULT_PTG) {
2837 ice_ptg_alloc_val(hw, blk, ptg);
2838 ice_ptg_add_mv_ptype(hw, blk, pt, ptg);
2844 * ice_init_sw_xlt2_db - init software XLT2 database from HW tables
2845 * @hw: pointer to the hardware structure
2846 * @blk: the HW block to initialize
2848 static void ice_init_sw_xlt2_db(struct ice_hw *hw, enum ice_block blk)
2852 for (vsi = 0; vsi < hw->blk[blk].xlt2.count; vsi++) {
2855 vsig = hw->blk[blk].xlt2.t[vsi];
2857 ice_vsig_alloc_val(hw, blk, vsig);
2858 ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
2859 /* no changes at this time, since this has been
2860 * initialized from the original package
2862 hw->blk[blk].xlt2.vsis[vsi].changed = 0;
2868 * ice_init_sw_db - init software database from HW tables
2869 * @hw: pointer to the hardware structure
2871 static void ice_init_sw_db(struct ice_hw *hw)
2875 for (i = 0; i < ICE_BLK_COUNT; i++) {
2876 ice_init_sw_xlt1_db(hw, (enum ice_block)i);
2877 ice_init_sw_xlt2_db(hw, (enum ice_block)i);
2882 * ice_fill_tbl - Reads content of a single table type into database
2883 * @hw: pointer to the hardware structure
2884 * @block_id: Block ID of the table to copy
2885 * @sid: Section ID of the table to copy
2887 * Will attempt to read the entire content of a given table of a single block
2888 * into the driver database. We assume that the buffer will always
2889 * be as large or larger than the data contained in the package. If
2890 * this condition is not met, there is most likely an error in the package
2893 static void ice_fill_tbl(struct ice_hw *hw, enum ice_block block_id, u32 sid)
2895 u32 dst_len, sect_len, offset = 0;
2896 struct ice_prof_redir_section *pr;
2897 struct ice_prof_id_section *pid;
2898 struct ice_xlt1_section *xlt1;
2899 struct ice_xlt2_section *xlt2;
2900 struct ice_sw_fv_section *es;
2901 struct ice_pkg_enum state;
2905 /* if the HW segment pointer is null then the first iteration of
2906 * ice_pkg_enum_section() will fail. In this case the Hw tables will
2907 * not be filled and return success.
2910 ice_debug(hw, ICE_DBG_PKG, "hw->seg is NULL, tables are not filled\n");
2914 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
2916 sect = ice_pkg_enum_section(hw->seg, &state, sid);
2920 case ICE_SID_XLT1_SW:
2921 case ICE_SID_XLT1_FD:
2922 case ICE_SID_XLT1_RSS:
2923 case ICE_SID_XLT1_ACL:
2924 case ICE_SID_XLT1_PE:
2925 xlt1 = (struct ice_xlt1_section *)sect;
2927 sect_len = LE16_TO_CPU(xlt1->count) *
2928 sizeof(*hw->blk[block_id].xlt1.t);
2929 dst = hw->blk[block_id].xlt1.t;
2930 dst_len = hw->blk[block_id].xlt1.count *
2931 sizeof(*hw->blk[block_id].xlt1.t);
2933 case ICE_SID_XLT2_SW:
2934 case ICE_SID_XLT2_FD:
2935 case ICE_SID_XLT2_RSS:
2936 case ICE_SID_XLT2_ACL:
2937 case ICE_SID_XLT2_PE:
2938 xlt2 = (struct ice_xlt2_section *)sect;
2939 src = (_FORCE_ u8 *)xlt2->value;
2940 sect_len = LE16_TO_CPU(xlt2->count) *
2941 sizeof(*hw->blk[block_id].xlt2.t);
2942 dst = (u8 *)hw->blk[block_id].xlt2.t;
2943 dst_len = hw->blk[block_id].xlt2.count *
2944 sizeof(*hw->blk[block_id].xlt2.t);
2946 case ICE_SID_PROFID_TCAM_SW:
2947 case ICE_SID_PROFID_TCAM_FD:
2948 case ICE_SID_PROFID_TCAM_RSS:
2949 case ICE_SID_PROFID_TCAM_ACL:
2950 case ICE_SID_PROFID_TCAM_PE:
2951 pid = (struct ice_prof_id_section *)sect;
2952 src = (u8 *)pid->entry;
2953 sect_len = LE16_TO_CPU(pid->count) *
2954 sizeof(*hw->blk[block_id].prof.t);
2955 dst = (u8 *)hw->blk[block_id].prof.t;
2956 dst_len = hw->blk[block_id].prof.count *
2957 sizeof(*hw->blk[block_id].prof.t);
2959 case ICE_SID_PROFID_REDIR_SW:
2960 case ICE_SID_PROFID_REDIR_FD:
2961 case ICE_SID_PROFID_REDIR_RSS:
2962 case ICE_SID_PROFID_REDIR_ACL:
2963 case ICE_SID_PROFID_REDIR_PE:
2964 pr = (struct ice_prof_redir_section *)sect;
2965 src = pr->redir_value;
2966 sect_len = LE16_TO_CPU(pr->count) *
2967 sizeof(*hw->blk[block_id].prof_redir.t);
2968 dst = hw->blk[block_id].prof_redir.t;
2969 dst_len = hw->blk[block_id].prof_redir.count *
2970 sizeof(*hw->blk[block_id].prof_redir.t);
2972 case ICE_SID_FLD_VEC_SW:
2973 case ICE_SID_FLD_VEC_FD:
2974 case ICE_SID_FLD_VEC_RSS:
2975 case ICE_SID_FLD_VEC_ACL:
2976 case ICE_SID_FLD_VEC_PE:
2977 es = (struct ice_sw_fv_section *)sect;
2979 sect_len = (u32)(LE16_TO_CPU(es->count) *
2980 hw->blk[block_id].es.fvw) *
2981 sizeof(*hw->blk[block_id].es.t);
2982 dst = (u8 *)hw->blk[block_id].es.t;
2983 dst_len = (u32)(hw->blk[block_id].es.count *
2984 hw->blk[block_id].es.fvw) *
2985 sizeof(*hw->blk[block_id].es.t);
2991 /* if the section offset exceeds destination length, terminate
2994 if (offset > dst_len)
2997 /* if the sum of section size and offset exceed destination size
2998 * then we are out of bounds of the Hw table size for that PF.
2999 * Changing section length to fill the remaining table space
3002 if ((offset + sect_len) > dst_len)
3003 sect_len = dst_len - offset;
3005 ice_memcpy(dst + offset, src, sect_len, ICE_NONDMA_TO_NONDMA);
3007 sect = ice_pkg_enum_section(NULL, &state, sid);
3012 * ice_fill_blk_tbls - Read package context for tables
3013 * @hw: pointer to the hardware structure
3015 * Reads the current package contents and populates the driver
3016 * database with the data iteratively for all advanced feature
3017 * blocks. Assume that the Hw tables have been allocated.
3019 void ice_fill_blk_tbls(struct ice_hw *hw)
3023 for (i = 0; i < ICE_BLK_COUNT; i++) {
3024 enum ice_block blk_id = (enum ice_block)i;
3026 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt1.sid);
3027 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt2.sid);
3028 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof.sid);
3029 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof_redir.sid);
3030 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].es.sid);
3037 * ice_free_flow_profs - free flow profile entries
3038 * @hw: pointer to the hardware structure
3039 * @blk_idx: HW block index
3041 static void ice_free_flow_profs(struct ice_hw *hw, u8 blk_idx)
3043 struct ice_flow_prof *p, *tmp;
3045 /* This call is being made as part of resource deallocation
3046 * during unload. Lock acquire and release will not be
3049 LIST_FOR_EACH_ENTRY_SAFE(p, tmp, &hw->fl_profs[blk_idx],
3050 ice_flow_prof, l_entry) {
3051 struct ice_flow_entry *e, *t;
3053 LIST_FOR_EACH_ENTRY_SAFE(e, t, &p->entries,
3054 ice_flow_entry, l_entry)
3055 ice_flow_rem_entry(hw, ICE_FLOW_ENTRY_HNDL(e));
3057 LIST_DEL(&p->l_entry);
3059 ice_free(hw, p->acts);
3063 /* if driver is in reset and tables are being cleared
3064 * re-initialize the flow profile list heads
3066 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
3070 * ice_free_vsig_tbl - free complete VSIG table entries
3071 * @hw: pointer to the hardware structure
3072 * @blk: the HW block on which to free the VSIG table entries
3074 static void ice_free_vsig_tbl(struct ice_hw *hw, enum ice_block blk)
3078 if (!hw->blk[blk].xlt2.vsig_tbl)
3081 for (i = 1; i < ICE_MAX_VSIGS; i++)
3082 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use)
3083 ice_vsig_free(hw, blk, i);
3087 * ice_free_hw_tbls - free hardware table memory
3088 * @hw: pointer to the hardware structure
3090 void ice_free_hw_tbls(struct ice_hw *hw)
3092 struct ice_rss_cfg *r, *rt;
3095 for (i = 0; i < ICE_BLK_COUNT; i++) {
3096 if (hw->blk[i].is_list_init) {
3097 struct ice_es *es = &hw->blk[i].es;
3098 struct ice_prof_map *del, *tmp;
3100 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &es->prof_map,
3101 ice_prof_map, list) {
3102 LIST_DEL(&del->list);
3106 ice_destroy_lock(&es->prof_map_lock);
3107 ice_free_flow_profs(hw, i);
3108 ice_destroy_lock(&hw->fl_profs_locks[i]);
3109 hw->blk[i].is_list_init = false;
3111 ice_free_vsig_tbl(hw, (enum ice_block)i);
3112 ice_free(hw, hw->blk[i].xlt1.ptypes);
3113 ice_free(hw, hw->blk[i].xlt1.ptg_tbl);
3114 ice_free(hw, hw->blk[i].xlt1.t);
3115 ice_free(hw, hw->blk[i].xlt2.t);
3116 ice_free(hw, hw->blk[i].xlt2.vsig_tbl);
3117 ice_free(hw, hw->blk[i].xlt2.vsis);
3118 ice_free(hw, hw->blk[i].prof.t);
3119 ice_free(hw, hw->blk[i].prof_redir.t);
3120 ice_free(hw, hw->blk[i].es.t);
3121 ice_free(hw, hw->blk[i].es.ref_count);
3122 ice_free(hw, hw->blk[i].es.written);
3125 LIST_FOR_EACH_ENTRY_SAFE(r, rt, &hw->rss_list_head,
3126 ice_rss_cfg, l_entry) {
3127 LIST_DEL(&r->l_entry);
3130 ice_destroy_lock(&hw->rss_locks);
3131 ice_memset(hw->blk, 0, sizeof(hw->blk), ICE_NONDMA_MEM);
3135 * ice_init_flow_profs - init flow profile locks and list heads
3136 * @hw: pointer to the hardware structure
3137 * @blk_idx: HW block index
3139 static void ice_init_flow_profs(struct ice_hw *hw, u8 blk_idx)
3141 ice_init_lock(&hw->fl_profs_locks[blk_idx]);
3142 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
3146 * ice_init_hw_tbls - init hardware table memory
3147 * @hw: pointer to the hardware structure
3149 enum ice_status ice_init_hw_tbls(struct ice_hw *hw)
3153 ice_init_lock(&hw->rss_locks);
3154 INIT_LIST_HEAD(&hw->rss_list_head);
3155 for (i = 0; i < ICE_BLK_COUNT; i++) {
3156 struct ice_prof_redir *prof_redir = &hw->blk[i].prof_redir;
3157 struct ice_prof_tcam *prof = &hw->blk[i].prof;
3158 struct ice_xlt1 *xlt1 = &hw->blk[i].xlt1;
3159 struct ice_xlt2 *xlt2 = &hw->blk[i].xlt2;
3160 struct ice_es *es = &hw->blk[i].es;
3163 if (hw->blk[i].is_list_init)
3166 ice_init_flow_profs(hw, i);
3167 ice_init_lock(&es->prof_map_lock);
3168 INIT_LIST_HEAD(&es->prof_map);
3169 hw->blk[i].is_list_init = true;
3171 hw->blk[i].overwrite = blk_sizes[i].overwrite;
3172 es->reverse = blk_sizes[i].reverse;
3174 xlt1->sid = ice_blk_sids[i][ICE_SID_XLT1_OFF];
3175 xlt1->count = blk_sizes[i].xlt1;
3177 xlt1->ptypes = (struct ice_ptg_ptype *)
3178 ice_calloc(hw, xlt1->count, sizeof(*xlt1->ptypes));
3183 xlt1->ptg_tbl = (struct ice_ptg_entry *)
3184 ice_calloc(hw, ICE_MAX_PTGS, sizeof(*xlt1->ptg_tbl));
3189 xlt1->t = (u8 *)ice_calloc(hw, xlt1->count, sizeof(*xlt1->t));
3193 xlt2->sid = ice_blk_sids[i][ICE_SID_XLT2_OFF];
3194 xlt2->count = blk_sizes[i].xlt2;
3196 xlt2->vsis = (struct ice_vsig_vsi *)
3197 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsis));
3202 xlt2->vsig_tbl = (struct ice_vsig_entry *)
3203 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsig_tbl));
3204 if (!xlt2->vsig_tbl)
3207 for (j = 0; j < xlt2->count; j++)
3208 INIT_LIST_HEAD(&xlt2->vsig_tbl[j].prop_lst);
3210 xlt2->t = (u16 *)ice_calloc(hw, xlt2->count, sizeof(*xlt2->t));
3214 prof->sid = ice_blk_sids[i][ICE_SID_PR_OFF];
3215 prof->count = blk_sizes[i].prof_tcam;
3216 prof->max_prof_id = blk_sizes[i].prof_id;
3217 prof->cdid_bits = blk_sizes[i].prof_cdid_bits;
3218 prof->t = (struct ice_prof_tcam_entry *)
3219 ice_calloc(hw, prof->count, sizeof(*prof->t));
3224 prof_redir->sid = ice_blk_sids[i][ICE_SID_PR_REDIR_OFF];
3225 prof_redir->count = blk_sizes[i].prof_redir;
3226 prof_redir->t = (u8 *)ice_calloc(hw, prof_redir->count,
3227 sizeof(*prof_redir->t));
3232 es->sid = ice_blk_sids[i][ICE_SID_ES_OFF];
3233 es->count = blk_sizes[i].es;
3234 es->fvw = blk_sizes[i].fvw;
3235 es->t = (struct ice_fv_word *)
3236 ice_calloc(hw, (u32)(es->count * es->fvw),
3241 es->ref_count = (u16 *)
3242 ice_calloc(hw, es->count, sizeof(*es->ref_count));
3244 es->written = (u8 *)
3245 ice_calloc(hw, es->count, sizeof(*es->written));
3253 ice_free_hw_tbls(hw);
3254 return ICE_ERR_NO_MEMORY;
3258 * ice_prof_gen_key - generate profile ID key
3259 * @hw: pointer to the HW struct
3260 * @blk: the block in which to write profile ID to
3261 * @ptg: packet type group (PTG) portion of key
3262 * @vsig: VSIG portion of key
3263 * @cdid: cdid portion of key
3264 * @flags: flag portion of key
3265 * @vl_msk: valid mask
3266 * @dc_msk: don't care mask
3267 * @nm_msk: never match mask
3268 * @key: output of profile ID key
3270 static enum ice_status
3271 ice_prof_gen_key(struct ice_hw *hw, enum ice_block blk, u8 ptg, u16 vsig,
3272 u8 cdid, u16 flags, u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3273 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ], u8 nm_msk[ICE_TCAM_KEY_VAL_SZ],
3274 u8 key[ICE_TCAM_KEY_SZ])
3276 struct ice_prof_id_key inkey;
3279 inkey.xlt2_cdid = CPU_TO_LE16(vsig);
3280 inkey.flags = CPU_TO_LE16(flags);
3282 switch (hw->blk[blk].prof.cdid_bits) {
3286 #define ICE_CD_2_M 0xC000U
3287 #define ICE_CD_2_S 14
3288 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_2_M);
3289 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_2_S);
3292 #define ICE_CD_4_M 0xF000U
3293 #define ICE_CD_4_S 12
3294 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_4_M);
3295 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_4_S);
3298 #define ICE_CD_8_M 0xFF00U
3299 #define ICE_CD_8_S 16
3300 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_8_M);
3301 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_8_S);
3304 ice_debug(hw, ICE_DBG_PKG, "Error in profile config\n");
3308 return ice_set_key(key, ICE_TCAM_KEY_SZ, (u8 *)&inkey, vl_msk, dc_msk,
3309 nm_msk, 0, ICE_TCAM_KEY_SZ / 2);
3313 * ice_tcam_write_entry - write TCAM entry
3314 * @hw: pointer to the HW struct
3315 * @blk: the block in which to write profile ID to
3316 * @idx: the entry index to write to
3317 * @prof_id: profile ID
3318 * @ptg: packet type group (PTG) portion of key
3319 * @vsig: VSIG portion of key
3320 * @cdid: cdid portion of key
3321 * @flags: flag portion of key
3322 * @vl_msk: valid mask
3323 * @dc_msk: don't care mask
3324 * @nm_msk: never match mask
3326 static enum ice_status
3327 ice_tcam_write_entry(struct ice_hw *hw, enum ice_block blk, u16 idx,
3328 u8 prof_id, u8 ptg, u16 vsig, u8 cdid, u16 flags,
3329 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3330 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ],
3331 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ])
3333 struct ice_prof_tcam_entry;
3334 enum ice_status status;
3336 status = ice_prof_gen_key(hw, blk, ptg, vsig, cdid, flags, vl_msk,
3337 dc_msk, nm_msk, hw->blk[blk].prof.t[idx].key);
3339 hw->blk[blk].prof.t[idx].addr = CPU_TO_LE16(idx);
3340 hw->blk[blk].prof.t[idx].prof_id = prof_id;
3347 * ice_vsig_get_ref - returns number of VSIs belong to a VSIG
3348 * @hw: pointer to the hardware structure
3350 * @vsig: VSIG to query
3351 * @refs: pointer to variable to receive the reference count
3353 static enum ice_status
3354 ice_vsig_get_ref(struct ice_hw *hw, enum ice_block blk, u16 vsig, u16 *refs)
3356 u16 idx = vsig & ICE_VSIG_IDX_M;
3357 struct ice_vsig_vsi *ptr;
3360 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
3361 return ICE_ERR_DOES_NOT_EXIST;
3363 ptr = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
3366 ptr = ptr->next_vsi;
3373 * ice_get_ptg - get or allocate a ptg for a ptype
3374 * @hw: pointer to the hardware structure
3376 * @ptype: the ptype to retrieve the PTG for
3377 * @ptg: receives the PTG of the ptype
3378 * @add: receive boolean indicating whether PTG was added or not
3380 static enum ice_status
3381 ice_get_ptg(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg,
3384 enum ice_status status;
3386 *ptg = ICE_DEFAULT_PTG;
3389 status = ice_ptg_find_ptype(hw, blk, ptype, ptg);
3393 if (*ptg == ICE_DEFAULT_PTG) {
3394 /* need to allocate a PTG, and add ptype to it */
3395 *ptg = ice_ptg_alloc(hw, blk);
3396 if (*ptg == ICE_DEFAULT_PTG)
3397 return ICE_ERR_HW_TABLE;
3399 status = ice_ptg_add_mv_ptype(hw, blk, ptype, *ptg);
3401 return ICE_ERR_HW_TABLE;
3410 * ice_has_prof_vsig - check to see if VSIG has a specific profile
3411 * @hw: pointer to the hardware structure
3413 * @vsig: VSIG to check against
3414 * @hdl: profile handle
3417 ice_has_prof_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl)
3419 u16 idx = vsig & ICE_VSIG_IDX_M;
3420 struct ice_vsig_prof *ent;
3422 LIST_FOR_EACH_ENTRY(ent, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
3423 ice_vsig_prof, list) {
3424 if (ent->profile_cookie == hdl)
3428 ice_debug(hw, ICE_DBG_INIT,
3429 "Characteristic list for VSI group %d not found.\n",
3435 * ice_prof_bld_es - build profile ID extraction sequence changes
3436 * @hw: pointer to the HW struct
3437 * @blk: hardware block
3438 * @bld: the update package buffer build to add to
3439 * @chgs: the list of changes to make in hardware
3441 static enum ice_status
3442 ice_prof_bld_es(struct ice_hw *hw, enum ice_block blk,
3443 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3445 u16 vec_size = hw->blk[blk].es.fvw * sizeof(struct ice_fv_word);
3446 struct ice_chs_chg *tmp;
3448 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3449 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_prof) {
3450 u16 off = tmp->prof_id * hw->blk[blk].es.fvw;
3451 struct ice_pkg_es *p;
3454 id = ice_sect_id(blk, ICE_VEC_TBL);
3455 p = (struct ice_pkg_es *)
3456 ice_pkg_buf_alloc_section(bld, id, sizeof(*p) +
3461 return ICE_ERR_MAX_LIMIT;
3463 p->count = CPU_TO_LE16(1);
3464 p->offset = CPU_TO_LE16(tmp->prof_id);
3466 ice_memcpy(p->es, &hw->blk[blk].es.t[off], vec_size,
3467 ICE_NONDMA_TO_NONDMA);
3475 * ice_prof_bld_tcam - build profile ID TCAM changes
3476 * @hw: pointer to the HW struct
3477 * @blk: hardware block
3478 * @bld: the update package buffer build to add to
3479 * @chgs: the list of changes to make in hardware
3481 static enum ice_status
3482 ice_prof_bld_tcam(struct ice_hw *hw, enum ice_block blk,
3483 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3485 struct ice_chs_chg *tmp;
3487 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3488 if (tmp->type == ICE_TCAM_ADD && tmp->add_tcam_idx) {
3489 struct ice_prof_id_section *p;
3492 id = ice_sect_id(blk, ICE_PROF_TCAM);
3493 p = (struct ice_prof_id_section *)
3494 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3497 return ICE_ERR_MAX_LIMIT;
3499 p->count = CPU_TO_LE16(1);
3500 p->entry[0].addr = CPU_TO_LE16(tmp->tcam_idx);
3501 p->entry[0].prof_id = tmp->prof_id;
3503 ice_memcpy(p->entry[0].key,
3504 &hw->blk[blk].prof.t[tmp->tcam_idx].key,
3505 sizeof(hw->blk[blk].prof.t->key),
3506 ICE_NONDMA_TO_NONDMA);
3514 * ice_prof_bld_xlt1 - build XLT1 changes
3515 * @blk: hardware block
3516 * @bld: the update package buffer build to add to
3517 * @chgs: the list of changes to make in hardware
3519 static enum ice_status
3520 ice_prof_bld_xlt1(enum ice_block blk, struct ice_buf_build *bld,
3521 struct LIST_HEAD_TYPE *chgs)
3523 struct ice_chs_chg *tmp;
3525 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3526 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_ptg) {
3527 struct ice_xlt1_section *p;
3530 id = ice_sect_id(blk, ICE_XLT1);
3531 p = (struct ice_xlt1_section *)
3532 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3535 return ICE_ERR_MAX_LIMIT;
3537 p->count = CPU_TO_LE16(1);
3538 p->offset = CPU_TO_LE16(tmp->ptype);
3539 p->value[0] = tmp->ptg;
3547 * ice_prof_bld_xlt2 - build XLT2 changes
3548 * @blk: hardware block
3549 * @bld: the update package buffer build to add to
3550 * @chgs: the list of changes to make in hardware
3552 static enum ice_status
3553 ice_prof_bld_xlt2(enum ice_block blk, struct ice_buf_build *bld,
3554 struct LIST_HEAD_TYPE *chgs)
3556 struct ice_chs_chg *tmp;
3558 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3561 if (tmp->type == ICE_VSIG_ADD)
3563 else if (tmp->type == ICE_VSI_MOVE)
3565 else if (tmp->type == ICE_VSIG_REM)
3569 struct ice_xlt2_section *p;
3572 id = ice_sect_id(blk, ICE_XLT2);
3573 p = (struct ice_xlt2_section *)
3574 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3577 return ICE_ERR_MAX_LIMIT;
3579 p->count = CPU_TO_LE16(1);
3580 p->offset = CPU_TO_LE16(tmp->vsi);
3581 p->value[0] = CPU_TO_LE16(tmp->vsig);
3589 * ice_upd_prof_hw - update hardware using the change list
3590 * @hw: pointer to the HW struct
3591 * @blk: hardware block
3592 * @chgs: the list of changes to make in hardware
3594 static enum ice_status
3595 ice_upd_prof_hw(struct ice_hw *hw, enum ice_block blk,
3596 struct LIST_HEAD_TYPE *chgs)
3598 struct ice_buf_build *b;
3599 struct ice_chs_chg *tmp;
3600 enum ice_status status;
3608 /* count number of sections we need */
3609 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3610 switch (tmp->type) {
3611 case ICE_PTG_ES_ADD:
3629 sects = xlt1 + xlt2 + tcam + es;
3634 /* Build update package buffer */
3635 b = ice_pkg_buf_alloc(hw);
3637 return ICE_ERR_NO_MEMORY;
3639 status = ice_pkg_buf_reserve_section(b, sects);
3643 /* Preserve order of table update: ES, TCAM, PTG, VSIG */
3645 status = ice_prof_bld_es(hw, blk, b, chgs);
3651 status = ice_prof_bld_tcam(hw, blk, b, chgs);
3657 status = ice_prof_bld_xlt1(blk, b, chgs);
3663 status = ice_prof_bld_xlt2(blk, b, chgs);
3668 /* After package buffer build check if the section count in buffer is
3669 * non-zero and matches the number of sections detected for package
3672 pkg_sects = ice_pkg_buf_get_active_sections(b);
3673 if (!pkg_sects || pkg_sects != sects) {
3674 status = ICE_ERR_INVAL_SIZE;
3678 /* update package */
3679 status = ice_update_pkg(hw, ice_pkg_buf(b), 1);
3680 if (status == ICE_ERR_AQ_ERROR)
3681 ice_debug(hw, ICE_DBG_INIT, "Unable to update HW profile.");
3684 ice_pkg_buf_free(hw, b);
3689 * ice_update_fd_mask - set Flow Director Field Vector mask for a profile
3690 * @hw: pointer to the HW struct
3691 * @prof_id: profile ID
3692 * @mask_sel: mask select
3694 * This function enable any of the masks selected by the mask select parameter
3695 * for the profile specified.
3697 static void ice_update_fd_mask(struct ice_hw *hw, u16 prof_id, u32 mask_sel)
3699 wr32(hw, GLQF_FDMASK_SEL(prof_id), mask_sel);
3701 ice_debug(hw, ICE_DBG_INIT, "fd mask(%d): %x = %x\n", prof_id,
3702 GLQF_FDMASK_SEL(prof_id), mask_sel);
3705 #define ICE_SRC_DST_MAX_COUNT 8
3707 struct ice_fd_src_dst_pair {
3713 static const struct ice_fd_src_dst_pair ice_fd_pairs[] = {
3714 /* These are defined in pairs */
3715 { ICE_PROT_IPV4_OF_OR_S, 2, 12 },
3716 { ICE_PROT_IPV4_OF_OR_S, 2, 16 },
3718 { ICE_PROT_IPV4_IL, 2, 12 },
3719 { ICE_PROT_IPV4_IL, 2, 16 },
3721 { ICE_PROT_IPV6_OF_OR_S, 8, 8 },
3722 { ICE_PROT_IPV6_OF_OR_S, 8, 24 },
3724 { ICE_PROT_IPV6_IL, 8, 8 },
3725 { ICE_PROT_IPV6_IL, 8, 24 },
3727 { ICE_PROT_TCP_IL, 1, 0 },
3728 { ICE_PROT_TCP_IL, 1, 2 },
3730 { ICE_PROT_UDP_OF, 1, 0 },
3731 { ICE_PROT_UDP_OF, 1, 2 },
3733 { ICE_PROT_UDP_IL_OR_S, 1, 0 },
3734 { ICE_PROT_UDP_IL_OR_S, 1, 2 },
3736 { ICE_PROT_SCTP_IL, 1, 0 },
3737 { ICE_PROT_SCTP_IL, 1, 2 }
3740 #define ICE_FD_SRC_DST_PAIR_COUNT ARRAY_SIZE(ice_fd_pairs)
3743 * ice_update_fd_swap - set register appropriately for a FD FV extraction
3744 * @hw: pointer to the HW struct
3745 * @prof_id: profile ID
3746 * @es: extraction sequence (length of array is determined by the block)
3748 static enum ice_status
3749 ice_update_fd_swap(struct ice_hw *hw, u16 prof_id, struct ice_fv_word *es)
3751 ice_declare_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
3752 u8 pair_start[ICE_FD_SRC_DST_PAIR_COUNT] = { 0 };
3753 #define ICE_FD_FV_NOT_FOUND (-2)
3754 s8 first_free = ICE_FD_FV_NOT_FOUND;
3755 u8 used[ICE_MAX_FV_WORDS] = { 0 };
3760 ice_memset(pair_list, 0, sizeof(pair_list), ICE_NONDMA_MEM);
3762 ice_init_fd_mask_regs(hw);
3764 /* This code assumes that the Flow Director field vectors are assigned
3765 * from the end of the FV indexes working towards the zero index, that
3766 * only complete fields will be included and will be consecutive, and
3767 * that there are no gaps between valid indexes.
3770 /* Determine swap fields present */
3771 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
3772 /* Find the first free entry, assuming right to left population.
3773 * This is where we can start adding additional pairs if needed.
3775 if (first_free == ICE_FD_FV_NOT_FOUND && es[i].prot_id !=
3779 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++) {
3780 if (es[i].prot_id == ice_fd_pairs[j].prot_id &&
3781 es[i].off == ice_fd_pairs[j].off) {
3782 ice_set_bit(j, pair_list);
3788 orig_free = first_free;
3790 /* determine missing swap fields that need to be added */
3791 for (i = 0; i < ICE_FD_SRC_DST_PAIR_COUNT; i += 2) {
3792 u8 bit1 = ice_is_bit_set(pair_list, i + 1);
3793 u8 bit0 = ice_is_bit_set(pair_list, i);
3798 /* add the appropriate 'paired' entry */
3804 /* check for room */
3805 if (first_free + 1 < ice_fd_pairs[index].count)
3806 return ICE_ERR_MAX_LIMIT;
3808 /* place in extraction sequence */
3809 for (k = 0; k < ice_fd_pairs[index].count; k++) {
3810 es[first_free - k].prot_id =
3811 ice_fd_pairs[index].prot_id;
3812 es[first_free - k].off =
3813 ice_fd_pairs[index].off + (k * 2);
3815 /* keep track of non-relevant fields */
3816 mask_sel |= 1 << (first_free - k);
3819 pair_start[index] = first_free;
3820 first_free -= ice_fd_pairs[index].count;
3824 /* fill in the swap array */
3825 si = hw->blk[ICE_BLK_FD].es.fvw - 1;
3827 u8 indexes_used = 1;
3829 /* assume flat at this index */
3830 #define ICE_SWAP_VALID 0x80
3831 used[si] = si | ICE_SWAP_VALID;
3833 if (orig_free == ICE_FD_FV_NOT_FOUND || si <= orig_free) {
3838 /* check for a swap location */
3839 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++) {
3840 if (es[si].prot_id == ice_fd_pairs[j].prot_id &&
3841 es[si].off == ice_fd_pairs[j].off) {
3844 /* determine the appropriate matching field */
3845 idx = j + ((j % 2) ? -1 : 1);
3847 indexes_used = ice_fd_pairs[idx].count;
3848 for (k = 0; k < indexes_used; k++) {
3849 used[si - k] = (pair_start[idx] - k) |
3860 /* for each set of 4 swap indexes, write the appropriate register */
3861 for (j = 0; j < hw->blk[ICE_BLK_FD].es.fvw / 4; j++) {
3864 for (k = 0; k < 4; k++) {
3869 raw_entry |= used[idx] << (k * BITS_PER_BYTE);
3872 /* write the appropriate register set, based on HW block */
3873 wr32(hw, GLQF_FDSWAP(prof_id, j), raw_entry);
3875 ice_debug(hw, ICE_DBG_INIT, "swap wr(%d, %d): %x = %x\n",
3876 prof_id, j, GLQF_FDSWAP(prof_id, j), raw_entry);
3879 /* update the masks for this profile to be sure we ignore fields that
3880 * are not relevant to our match criteria
3882 ice_update_fd_mask(hw, prof_id, mask_sel);
3888 * ice_add_prof - add profile
3889 * @hw: pointer to the HW struct
3890 * @blk: hardware block
3891 * @id: profile tracking ID
3892 * @ptypes: array of bitmaps indicating ptypes (ICE_FLOW_PTYPE_MAX bits)
3893 * @es: extraction sequence (length of array is determined by the block)
3895 * This function registers a profile, which matches a set of PTYPES with a
3896 * particular extraction sequence. While the hardware profile is allocated
3897 * it will not be written until the first call to ice_add_flow that specifies
3898 * the ID value used here.
3901 ice_add_prof(struct ice_hw *hw, enum ice_block blk, u64 id, u8 ptypes[],
3902 struct ice_fv_word *es)
3904 u32 bytes = DIVIDE_AND_ROUND_UP(ICE_FLOW_PTYPE_MAX, BITS_PER_BYTE);
3905 struct ice_prof_map *prof;
3906 enum ice_status status;
3910 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
3912 /* search for existing profile */
3913 status = ice_find_prof_id(hw, blk, es, &prof_id);
3915 /* allocate profile ID */
3916 status = ice_alloc_prof_id(hw, blk, &prof_id);
3918 goto err_ice_add_prof;
3919 if (blk == ICE_BLK_FD) {
3920 /* For Flow Director block, the extraction sequence may
3921 * need to be altered in the case where there are paired
3922 * fields that have no match. This is necessary because
3923 * for Flow Director, src and dest fields need to paired
3924 * for filter programming and these values are swapped
3927 status = ice_update_fd_swap(hw, prof_id, es);
3929 goto err_ice_add_prof;
3932 /* and write new es */
3933 ice_write_es(hw, blk, prof_id, es);
3936 ice_prof_inc_ref(hw, blk, prof_id);
3938 /* add profile info */
3940 prof = (struct ice_prof_map *)ice_malloc(hw, sizeof(*prof));
3942 goto err_ice_add_prof;
3944 prof->profile_cookie = id;
3945 prof->prof_id = prof_id;
3946 prof->ptype_count = 0;
3949 /* build list of ptgs */
3950 while (bytes && prof->ptype_count < ICE_MAX_PTYPE_PER_PROFILE) {
3953 if (!ptypes[byte]) {
3958 /* Examine 8 bits per byte */
3959 for (bit = 0; bit < 8; bit++) {
3960 if (ptypes[byte] & 1 << bit) {
3964 ptype = byte * BITS_PER_BYTE + bit;
3965 if (ptype < ICE_FLOW_PTYPE_MAX) {
3966 prof->ptype[prof->ptype_count] = ptype;
3968 if (++prof->ptype_count >=
3969 ICE_MAX_PTYPE_PER_PROFILE)
3973 /* nothing left in byte, then exit */
3974 m = ~((1 << (bit + 1)) - 1);
3975 if (!(ptypes[byte] & m))
3984 LIST_ADD(&prof->list, &hw->blk[blk].es.prof_map);
3985 status = ICE_SUCCESS;
3988 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
3993 * ice_search_prof_id_low - Search for a profile tracking ID low level
3994 * @hw: pointer to the HW struct
3995 * @blk: hardware block
3996 * @id: profile tracking ID
3998 * This will search for a profile tracking ID which was previously added. This
3999 * version assumes that the caller has already acquired the prof map lock.
4001 static struct ice_prof_map *
4002 ice_search_prof_id_low(struct ice_hw *hw, enum ice_block blk, u64 id)
4004 struct ice_prof_map *entry = NULL;
4005 struct ice_prof_map *map;
4007 LIST_FOR_EACH_ENTRY(map, &hw->blk[blk].es.prof_map, ice_prof_map,
4009 if (map->profile_cookie == id) {
4019 * ice_search_prof_id - Search for a profile tracking ID
4020 * @hw: pointer to the HW struct
4021 * @blk: hardware block
4022 * @id: profile tracking ID
4024 * This will search for a profile tracking ID which was previously added.
4026 struct ice_prof_map *
4027 ice_search_prof_id(struct ice_hw *hw, enum ice_block blk, u64 id)
4029 struct ice_prof_map *entry;
4031 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4032 entry = ice_search_prof_id_low(hw, blk, id);
4033 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4039 * ice_set_prof_context - Set context for a given profile
4040 * @hw: pointer to the HW struct
4041 * @blk: hardware block
4042 * @id: profile tracking ID
4045 struct ice_prof_map *
4046 ice_set_prof_context(struct ice_hw *hw, enum ice_block blk, u64 id, u64 cntxt)
4048 struct ice_prof_map *entry;
4050 entry = ice_search_prof_id(hw, blk, id);
4052 entry->context = cntxt;
4058 * ice_get_prof_context - Get context for a given profile
4059 * @hw: pointer to the HW struct
4060 * @blk: hardware block
4061 * @id: profile tracking ID
4062 * @cntxt: pointer to variable to receive the context
4064 struct ice_prof_map *
4065 ice_get_prof_context(struct ice_hw *hw, enum ice_block blk, u64 id, u64 *cntxt)
4067 struct ice_prof_map *entry;
4069 entry = ice_search_prof_id(hw, blk, id);
4071 *cntxt = entry->context;
4077 * ice_vsig_prof_id_count - count profiles in a VSIG
4078 * @hw: pointer to the HW struct
4079 * @blk: hardware block
4080 * @vsig: VSIG to remove the profile from
4083 ice_vsig_prof_id_count(struct ice_hw *hw, enum ice_block blk, u16 vsig)
4085 u16 idx = vsig & ICE_VSIG_IDX_M, count = 0;
4086 struct ice_vsig_prof *p;
4088 LIST_FOR_EACH_ENTRY(p, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4089 ice_vsig_prof, list) {
4097 * ice_rel_tcam_idx - release a TCAM index
4098 * @hw: pointer to the HW struct
4099 * @blk: hardware block
4100 * @idx: the index to release
4102 static enum ice_status
4103 ice_rel_tcam_idx(struct ice_hw *hw, enum ice_block blk, u16 idx)
4105 /* Masks to invoke a never match entry */
4106 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
4107 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFE, 0xFF, 0xFF, 0xFF, 0xFF };
4108 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4109 enum ice_status status;
4111 /* write the TCAM entry */
4112 status = ice_tcam_write_entry(hw, blk, idx, 0, 0, 0, 0, 0, vl_msk,
4117 /* release the TCAM entry */
4118 status = ice_free_tcam_ent(hw, blk, idx);
4124 * ice_rem_prof_id - remove one profile from a VSIG
4125 * @hw: pointer to the HW struct
4126 * @blk: hardware block
4127 * @prof: pointer to profile structure to remove
4129 static enum ice_status
4130 ice_rem_prof_id(struct ice_hw *hw, enum ice_block blk,
4131 struct ice_vsig_prof *prof)
4133 enum ice_status status;
4136 for (i = 0; i < prof->tcam_count; i++) {
4137 prof->tcam[i].in_use = false;
4138 status = ice_rel_tcam_idx(hw, blk, prof->tcam[i].tcam_idx);
4140 return ICE_ERR_HW_TABLE;
4147 * ice_rem_vsig - remove VSIG
4148 * @hw: pointer to the HW struct
4149 * @blk: hardware block
4150 * @vsig: the VSIG to remove
4151 * @chg: the change list
4153 static enum ice_status
4154 ice_rem_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4155 struct LIST_HEAD_TYPE *chg)
4157 u16 idx = vsig & ICE_VSIG_IDX_M;
4158 struct ice_vsig_vsi *vsi_cur;
4159 struct ice_vsig_prof *d, *t;
4160 enum ice_status status;
4162 /* remove TCAM entries */
4163 LIST_FOR_EACH_ENTRY_SAFE(d, t,
4164 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4165 ice_vsig_prof, list) {
4166 status = ice_rem_prof_id(hw, blk, d);
4174 /* Move all VSIS associated with this VSIG to the default VSIG */
4175 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
4176 /* If the VSIG has at least 1 VSI then iterate through the list
4177 * and remove the VSIs before deleting the group.
4181 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
4182 struct ice_chs_chg *p;
4184 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4186 return ICE_ERR_NO_MEMORY;
4188 p->type = ICE_VSIG_REM;
4189 p->orig_vsig = vsig;
4190 p->vsig = ICE_DEFAULT_VSIG;
4191 p->vsi = vsi_cur - hw->blk[blk].xlt2.vsis;
4193 LIST_ADD(&p->list_entry, chg);
4199 status = ice_vsig_free(hw, blk, vsig);
4205 * ice_rem_prof_id_vsig - remove a specific profile from a VSIG
4206 * @hw: pointer to the HW struct
4207 * @blk: hardware block
4208 * @vsig: VSIG to remove the profile from
4209 * @hdl: profile handle indicating which profile to remove
4210 * @chg: list to receive a record of changes
4212 static enum ice_status
4213 ice_rem_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
4214 struct LIST_HEAD_TYPE *chg)
4216 u16 idx = vsig & ICE_VSIG_IDX_M;
4217 struct ice_vsig_prof *p, *t;
4218 enum ice_status status;
4220 LIST_FOR_EACH_ENTRY_SAFE(p, t,
4221 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4222 ice_vsig_prof, list) {
4223 if (p->profile_cookie == hdl) {
4224 if (ice_vsig_prof_id_count(hw, blk, vsig) == 1)
4225 /* this is the last profile, remove the VSIG */
4226 return ice_rem_vsig(hw, blk, vsig, chg);
4228 status = ice_rem_prof_id(hw, blk, p);
4237 return ICE_ERR_DOES_NOT_EXIST;
4241 * ice_rem_flow_all - remove all flows with a particular profile
4242 * @hw: pointer to the HW struct
4243 * @blk: hardware block
4244 * @id: profile tracking ID
4246 static enum ice_status
4247 ice_rem_flow_all(struct ice_hw *hw, enum ice_block blk, u64 id)
4249 struct ice_chs_chg *del, *tmp;
4250 struct LIST_HEAD_TYPE chg;
4251 enum ice_status status;
4254 INIT_LIST_HEAD(&chg);
4256 for (i = 1; i < ICE_MAX_VSIGS; i++) {
4257 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use) {
4258 if (ice_has_prof_vsig(hw, blk, i, id)) {
4259 status = ice_rem_prof_id_vsig(hw, blk, i, id,
4262 goto err_ice_rem_flow_all;
4267 status = ice_upd_prof_hw(hw, blk, &chg);
4269 err_ice_rem_flow_all:
4270 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
4271 LIST_DEL(&del->list_entry);
4279 * ice_rem_prof - remove profile
4280 * @hw: pointer to the HW struct
4281 * @blk: hardware block
4282 * @id: profile tracking ID
4284 * This will remove the profile specified by the ID parameter, which was
4285 * previously created through ice_add_prof. If any existing entries
4286 * are associated with this profile, they will be removed as well.
4288 enum ice_status ice_rem_prof(struct ice_hw *hw, enum ice_block blk, u64 id)
4290 struct ice_prof_map *pmap;
4291 enum ice_status status;
4293 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4295 pmap = ice_search_prof_id_low(hw, blk, id);
4297 status = ICE_ERR_DOES_NOT_EXIST;
4298 goto err_ice_rem_prof;
4301 /* remove all flows with this profile */
4302 status = ice_rem_flow_all(hw, blk, pmap->profile_cookie);
4304 goto err_ice_rem_prof;
4306 /* dereference profile, and possibly remove */
4307 ice_prof_dec_ref(hw, blk, pmap->prof_id);
4309 LIST_DEL(&pmap->list);
4312 status = ICE_SUCCESS;
4315 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4320 * ice_get_prof_ptgs - get ptgs for profile
4321 * @hw: pointer to the HW struct
4322 * @blk: hardware block
4323 * @hdl: profile handle
4326 static enum ice_status
4327 ice_get_prof_ptgs(struct ice_hw *hw, enum ice_block blk, u64 hdl,
4328 struct LIST_HEAD_TYPE *chg)
4330 struct ice_prof_map *map;
4331 struct ice_chs_chg *p;
4334 /* Get the details on the profile specified by the handle ID */
4335 map = ice_search_prof_id(hw, blk, hdl);
4337 return ICE_ERR_DOES_NOT_EXIST;
4339 for (i = 0; i < map->ptype_count; i++) {
4340 enum ice_status status;
4344 status = ice_get_ptg(hw, blk, map->ptype[i], &ptg, &add);
4346 goto err_ice_get_prof_ptgs;
4348 if (add || !hw->blk[blk].es.written[map->prof_id]) {
4349 /* add PTG to change list */
4350 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4352 goto err_ice_get_prof_ptgs;
4354 p->type = ICE_PTG_ES_ADD;
4355 p->ptype = map->ptype[i];
4359 p->add_prof = !hw->blk[blk].es.written[map->prof_id];
4360 p->prof_id = map->prof_id;
4362 hw->blk[blk].es.written[map->prof_id] = true;
4364 LIST_ADD(&p->list_entry, chg);
4370 err_ice_get_prof_ptgs:
4371 /* let caller clean up the change list */
4372 return ICE_ERR_NO_MEMORY;
4376 * ice_get_profs_vsig - get a copy of the list of profiles from a VSIG
4377 * @hw: pointer to the HW struct
4378 * @blk: hardware block
4379 * @vsig: VSIG from which to copy the list
4382 * This routine makes a copy of the list of profiles in the specified VSIG.
4384 static enum ice_status
4385 ice_get_profs_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4386 struct LIST_HEAD_TYPE *lst)
4388 struct ice_vsig_prof *ent1, *ent2;
4389 u16 idx = vsig & ICE_VSIG_IDX_M;
4391 LIST_FOR_EACH_ENTRY(ent1, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4392 ice_vsig_prof, list) {
4393 struct ice_vsig_prof *p;
4395 /* copy to the input list */
4396 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
4398 goto err_ice_get_profs_vsig;
4400 ice_memcpy(p, ent1, sizeof(*p), ICE_NONDMA_TO_NONDMA);
4402 LIST_ADD_TAIL(&p->list, lst);
4407 err_ice_get_profs_vsig:
4408 LIST_FOR_EACH_ENTRY_SAFE(ent1, ent2, lst, ice_vsig_prof, list) {
4409 LIST_DEL(&ent1->list);
4413 return ICE_ERR_NO_MEMORY;
4417 * ice_add_prof_to_lst - add profile entry to a list
4418 * @hw: pointer to the HW struct
4419 * @blk: hardware block
4420 * @lst: the list to be added to
4421 * @hdl: profile handle of entry to add
4423 static enum ice_status
4424 ice_add_prof_to_lst(struct ice_hw *hw, enum ice_block blk,
4425 struct LIST_HEAD_TYPE *lst, u64 hdl)
4427 struct ice_vsig_prof *p;
4428 struct ice_prof_map *map;
4431 map = ice_search_prof_id(hw, blk, hdl);
4433 return ICE_ERR_DOES_NOT_EXIST;
4435 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
4437 return ICE_ERR_NO_MEMORY;
4439 p->profile_cookie = map->profile_cookie;
4440 p->prof_id = map->prof_id;
4441 p->tcam_count = map->ptype_count;
4443 for (i = 0; i < map->ptype_count; i++) {
4446 p->tcam[i].prof_id = map->prof_id;
4447 p->tcam[i].tcam_idx = ICE_INVALID_TCAM;
4449 ice_ptg_find_ptype(hw, blk, map->ptype[i], &ptg);
4451 p->tcam[i].ptg = ptg;
4454 LIST_ADD(&p->list, lst);
4460 * ice_move_vsi - move VSI to another VSIG
4461 * @hw: pointer to the HW struct
4462 * @blk: hardware block
4463 * @vsi: the VSI to move
4464 * @vsig: the VSIG to move the VSI to
4465 * @chg: the change list
4467 static enum ice_status
4468 ice_move_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig,
4469 struct LIST_HEAD_TYPE *chg)
4471 enum ice_status status;
4472 struct ice_chs_chg *p;
4475 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4477 return ICE_ERR_NO_MEMORY;
4479 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
4481 status = ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
4487 p->type = ICE_VSI_MOVE;
4489 p->orig_vsig = orig_vsig;
4492 LIST_ADD(&p->list_entry, chg);
4498 * ice_prof_tcam_ena_dis - add enable or disable TCAM change
4499 * @hw: pointer to the HW struct
4500 * @blk: hardware block
4501 * @enable: true to enable, false to disable
4502 * @vsig: the vsig of the TCAM entry
4503 * @tcam: pointer the TCAM info structure of the TCAM to disable
4504 * @chg: the change list
4506 * This function appends an enable or disable TCAM entry in the change log
4508 static enum ice_status
4509 ice_prof_tcam_ena_dis(struct ice_hw *hw, enum ice_block blk, bool enable,
4510 u16 vsig, struct ice_tcam_inf *tcam,
4511 struct LIST_HEAD_TYPE *chg)
4513 enum ice_status status;
4514 struct ice_chs_chg *p;
4516 /* Default: enable means change the low flag bit to don't care */
4517 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4518 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
4519 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4521 /* If disabled, change the low flag bit to never match */
4527 /* add TCAM to change list */
4528 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4530 return ICE_ERR_NO_MEMORY;
4532 status = ice_tcam_write_entry(hw, blk, tcam->tcam_idx, tcam->prof_id,
4533 tcam->ptg, vsig, 0, 0, vl_msk, dc_msk,
4536 goto err_ice_prof_tcam_ena_dis;
4538 tcam->in_use = enable;
4540 p->type = ICE_TCAM_ADD;
4541 p->add_tcam_idx = true;
4542 p->prof_id = tcam->prof_id;
4545 p->tcam_idx = tcam->tcam_idx;
4548 LIST_ADD(&p->list_entry, chg);
4552 err_ice_prof_tcam_ena_dis:
4558 * ice_adj_prof_priorities - adjust profile based on priorities
4559 * @hw: pointer to the HW struct
4560 * @blk: hardware block
4561 * @vsig: the VSIG for which to adjust profile priorities
4562 * @chg: the change list
4564 static enum ice_status
4565 ice_adj_prof_priorities(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4566 struct LIST_HEAD_TYPE *chg)
4568 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
4569 struct ice_vsig_prof *t;
4570 enum ice_status status;
4573 ice_memset(ptgs_used, 0, sizeof(ptgs_used), ICE_NONDMA_MEM);
4574 idx = vsig & ICE_VSIG_IDX_M;
4576 /* Priority is based on the order in which the profiles are added. The
4577 * newest added profile has highest priority and the oldest added
4578 * profile has the lowest priority. Since the profile property list for
4579 * a VSIG is sorted from newest to oldest, this code traverses the list
4580 * in order and enables the first of each PTG that it finds (that is not
4581 * already enabled); it also disables any duplicate PTGs that it finds
4582 * in the older profiles (that are currently enabled).
4585 LIST_FOR_EACH_ENTRY(t, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4586 ice_vsig_prof, list) {
4589 for (i = 0; i < t->tcam_count; i++) {
4590 /* Scan the priorities from newest to oldest.
4591 * Make sure that the newest profiles take priority.
4593 if (ice_is_bit_set(ptgs_used, t->tcam[i].ptg) &&
4594 t->tcam[i].in_use) {
4595 /* need to mark this PTG as never match, as it
4596 * was already in use and therefore duplicate
4597 * (and lower priority)
4599 status = ice_prof_tcam_ena_dis(hw, blk, false,
4605 } else if (!ice_is_bit_set(ptgs_used, t->tcam[i].ptg) &&
4606 !t->tcam[i].in_use) {
4607 /* need to enable this PTG, as it in not in use
4608 * and not enabled (highest priority)
4610 status = ice_prof_tcam_ena_dis(hw, blk, true,
4618 /* keep track of used ptgs */
4619 ice_set_bit(t->tcam[i].ptg, ptgs_used);
4627 * ice_add_prof_id_vsig - add profile to VSIG
4628 * @hw: pointer to the HW struct
4629 * @blk: hardware block
4630 * @vsig: the VSIG to which this profile is to be added
4631 * @hdl: the profile handle indicating the profile to add
4632 * @chg: the change list
4634 static enum ice_status
4635 ice_add_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
4636 struct LIST_HEAD_TYPE *chg)
4638 /* Masks that ignore flags */
4639 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
4640 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0x00, 0x00, 0x00 };
4641 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
4642 struct ice_prof_map *map;
4643 struct ice_vsig_prof *t;
4644 struct ice_chs_chg *p;
4647 /* Get the details on the profile specified by the handle ID */
4648 map = ice_search_prof_id(hw, blk, hdl);
4650 return ICE_ERR_DOES_NOT_EXIST;
4652 /* Error, if this VSIG already has this profile */
4653 if (ice_has_prof_vsig(hw, blk, vsig, hdl))
4654 return ICE_ERR_ALREADY_EXISTS;
4656 /* new VSIG profile structure */
4657 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
4659 goto err_ice_add_prof_id_vsig;
4661 t->profile_cookie = map->profile_cookie;
4662 t->prof_id = map->prof_id;
4663 t->tcam_count = map->ptype_count;
4665 /* create TCAM entries */
4666 for (i = 0; i < map->ptype_count; i++) {
4667 enum ice_status status;
4672 /* If properly sequenced, we should never have to allocate new
4675 status = ice_get_ptg(hw, blk, map->ptype[i], &ptg, &add);
4677 goto err_ice_add_prof_id_vsig;
4679 /* add TCAM to change list */
4680 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4682 goto err_ice_add_prof_id_vsig;
4684 /* allocate the TCAM entry index */
4685 status = ice_alloc_tcam_ent(hw, blk, &tcam_idx);
4688 goto err_ice_add_prof_id_vsig;
4691 t->tcam[i].ptg = ptg;
4692 t->tcam[i].prof_id = map->prof_id;
4693 t->tcam[i].tcam_idx = tcam_idx;
4694 t->tcam[i].in_use = true;
4696 p->type = ICE_TCAM_ADD;
4697 p->add_tcam_idx = true;
4698 p->prof_id = t->tcam[i].prof_id;
4699 p->ptg = t->tcam[i].ptg;
4701 p->tcam_idx = t->tcam[i].tcam_idx;
4703 /* write the TCAM entry */
4704 status = ice_tcam_write_entry(hw, blk, t->tcam[i].tcam_idx,
4706 t->tcam[i].ptg, vsig, 0, 0,
4707 vl_msk, dc_msk, nm_msk);
4709 goto err_ice_add_prof_id_vsig;
4712 LIST_ADD(&p->list_entry, chg);
4715 /* add profile to VSIG */
4717 &hw->blk[blk].xlt2.vsig_tbl[(vsig & ICE_VSIG_IDX_M)].prop_lst);
4721 err_ice_add_prof_id_vsig:
4722 /* let caller clean up the change list */
4724 return ICE_ERR_NO_MEMORY;
4728 * ice_create_prof_id_vsig - add a new VSIG with a single profile
4729 * @hw: pointer to the HW struct
4730 * @blk: hardware block
4731 * @vsi: the initial VSI that will be in VSIG
4732 * @hdl: the profile handle of the profile that will be added to the VSIG
4733 * @chg: the change list
4735 static enum ice_status
4736 ice_create_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl,
4737 struct LIST_HEAD_TYPE *chg)
4739 enum ice_status status;
4740 struct ice_chs_chg *p;
4743 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4745 return ICE_ERR_NO_MEMORY;
4747 new_vsig = ice_vsig_alloc(hw, blk);
4749 status = ICE_ERR_HW_TABLE;
4750 goto err_ice_create_prof_id_vsig;
4753 status = ice_move_vsi(hw, blk, vsi, new_vsig, chg);
4755 goto err_ice_create_prof_id_vsig;
4757 status = ice_add_prof_id_vsig(hw, blk, new_vsig, hdl, chg);
4759 goto err_ice_create_prof_id_vsig;
4761 p->type = ICE_VSIG_ADD;
4763 p->orig_vsig = ICE_DEFAULT_VSIG;
4766 LIST_ADD(&p->list_entry, chg);
4770 err_ice_create_prof_id_vsig:
4771 /* let caller clean up the change list */
4777 * ice_create_vsig_from_list - create a new VSIG with a list of profiles
4778 * @hw: pointer to the HW struct
4779 * @blk: hardware block
4780 * @vsi: the initial VSI that will be in VSIG
4781 * @lst: the list of profile that will be added to the VSIG
4782 * @chg: the change list
4784 static enum ice_status
4785 ice_create_vsig_from_lst(struct ice_hw *hw, enum ice_block blk, u16 vsi,
4786 struct LIST_HEAD_TYPE *lst, struct LIST_HEAD_TYPE *chg)
4788 struct ice_vsig_prof *t;
4789 enum ice_status status;
4792 vsig = ice_vsig_alloc(hw, blk);
4794 return ICE_ERR_HW_TABLE;
4796 status = ice_move_vsi(hw, blk, vsi, vsig, chg);
4800 LIST_FOR_EACH_ENTRY(t, lst, ice_vsig_prof, list) {
4801 status = ice_add_prof_id_vsig(hw, blk, vsig, t->profile_cookie,
4811 * ice_find_prof_vsig - find a VSIG with a specific profile handle
4812 * @hw: pointer to the HW struct
4813 * @blk: hardware block
4814 * @hdl: the profile handle of the profile to search for
4815 * @vsig: returns the VSIG with the matching profile
4818 ice_find_prof_vsig(struct ice_hw *hw, enum ice_block blk, u64 hdl, u16 *vsig)
4820 struct ice_vsig_prof *t;
4821 struct LIST_HEAD_TYPE lst;
4822 enum ice_status status;
4824 INIT_LIST_HEAD(&lst);
4826 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
4830 t->profile_cookie = hdl;
4831 LIST_ADD(&t->list, &lst);
4833 status = ice_find_dup_props_vsig(hw, blk, &lst, vsig);
4838 return status == ICE_SUCCESS;
4842 * ice_add_prof_id_flow - add profile flow
4843 * @hw: pointer to the HW struct
4844 * @blk: hardware block
4845 * @vsi: the VSI to enable with the profile specified by ID
4846 * @hdl: profile handle
4848 * Calling this function will update the hardware tables to enable the
4849 * profile indicated by the ID parameter for the VSIs specified in the VSI
4850 * array. Once successfully called, the flow will be enabled.
4853 ice_add_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
4855 struct ice_vsig_prof *tmp1, *del1;
4856 struct LIST_HEAD_TYPE union_lst;
4857 struct ice_chs_chg *tmp, *del;
4858 struct LIST_HEAD_TYPE chrs;
4859 struct LIST_HEAD_TYPE chg;
4860 enum ice_status status;
4861 u16 vsig, or_vsig = 0;
4863 INIT_LIST_HEAD(&union_lst);
4864 INIT_LIST_HEAD(&chrs);
4865 INIT_LIST_HEAD(&chg);
4867 status = ice_get_prof_ptgs(hw, blk, hdl, &chg);
4871 /* determine if VSI is already part of a VSIG */
4872 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
4873 if (!status && vsig) {
4880 /* make sure that there is no overlap/conflict between the new
4881 * characteristics and the existing ones; we don't support that
4884 if (ice_has_prof_vsig(hw, blk, vsig, hdl)) {
4885 status = ICE_ERR_ALREADY_EXISTS;
4886 goto err_ice_add_prof_id_flow;
4889 /* last VSI in the VSIG? */
4890 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
4892 goto err_ice_add_prof_id_flow;
4893 only_vsi = (ref == 1);
4895 /* create a union of the current profiles and the one being
4898 status = ice_get_profs_vsig(hw, blk, vsig, &union_lst);
4900 goto err_ice_add_prof_id_flow;
4902 status = ice_add_prof_to_lst(hw, blk, &union_lst, hdl);
4904 goto err_ice_add_prof_id_flow;
4906 /* search for an existing VSIG with an exact charc match */
4907 status = ice_find_dup_props_vsig(hw, blk, &union_lst, &vsig);
4909 /* move VSI to the VSIG that matches */
4910 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
4912 goto err_ice_add_prof_id_flow;
4914 /* VSI has been moved out of or_vsig. If the or_vsig had
4915 * only that VSI it is now empty and can be removed.
4918 status = ice_rem_vsig(hw, blk, or_vsig, &chg);
4920 goto err_ice_add_prof_id_flow;
4922 } else if (only_vsi) {
4923 /* If the original VSIG only contains one VSI, then it
4924 * will be the requesting VSI. In this case the VSI is
4925 * not sharing entries and we can simply add the new
4926 * profile to the VSIG.
4928 status = ice_add_prof_id_vsig(hw, blk, vsig, hdl, &chg);
4930 goto err_ice_add_prof_id_flow;
4932 /* Adjust priorities */
4933 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
4935 goto err_ice_add_prof_id_flow;
4937 /* No match, so we need a new VSIG */
4938 status = ice_create_vsig_from_lst(hw, blk, vsi,
4941 goto err_ice_add_prof_id_flow;
4943 /* Adjust priorities */
4944 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
4946 goto err_ice_add_prof_id_flow;
4949 /* need to find or add a VSIG */
4950 /* search for an existing VSIG with an exact charc match */
4951 if (ice_find_prof_vsig(hw, blk, hdl, &vsig)) {
4952 /* found an exact match */
4953 /* add or move VSI to the VSIG that matches */
4954 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
4956 goto err_ice_add_prof_id_flow;
4958 /* we did not find an exact match */
4959 /* we need to add a VSIG */
4960 status = ice_create_prof_id_vsig(hw, blk, vsi, hdl,
4963 goto err_ice_add_prof_id_flow;
4967 /* update hardware */
4969 status = ice_upd_prof_hw(hw, blk, &chg);
4971 err_ice_add_prof_id_flow:
4972 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
4973 LIST_DEL(&del->list_entry);
4977 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &union_lst, ice_vsig_prof, list) {
4978 LIST_DEL(&del1->list);
4982 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &chrs, ice_vsig_prof, list) {
4983 LIST_DEL(&del1->list);
4991 * ice_add_flow - add flow
4992 * @hw: pointer to the HW struct
4993 * @blk: hardware block
4994 * @vsi: array of VSIs to enable with the profile specified by ID
4995 * @count: number of elements in the VSI array
4996 * @id: profile tracking ID
4998 * Calling this function will update the hardware tables to enable the
4999 * profile indicated by the ID parameter for the VSIs specified in the VSI
5000 * array. Once successfully called, the flow will be enabled.
5003 ice_add_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi[], u8 count,
5006 enum ice_status status;
5009 for (i = 0; i < count; i++) {
5010 status = ice_add_prof_id_flow(hw, blk, vsi[i], id);
5019 * ice_rem_prof_from_list - remove a profile from list
5020 * @hw: pointer to the HW struct
5021 * @lst: list to remove the profile from
5022 * @hdl: the profile handle indicating the profile to remove
5024 static enum ice_status
5025 ice_rem_prof_from_list(struct ice_hw *hw, struct LIST_HEAD_TYPE *lst, u64 hdl)
5027 struct ice_vsig_prof *ent, *tmp;
5029 LIST_FOR_EACH_ENTRY_SAFE(ent, tmp, lst, ice_vsig_prof, list) {
5030 if (ent->profile_cookie == hdl) {
5031 LIST_DEL(&ent->list);
5037 return ICE_ERR_DOES_NOT_EXIST;
5041 * ice_rem_prof_id_flow - remove flow
5042 * @hw: pointer to the HW struct
5043 * @blk: hardware block
5044 * @vsi: the VSI from which to remove the profile specified by ID
5045 * @hdl: profile tracking handle
5047 * Calling this function will update the hardware tables to remove the
5048 * profile indicated by the ID parameter for the VSIs specified in the VSI
5049 * array. Once successfully called, the flow will be disabled.
5052 ice_rem_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
5054 struct ice_vsig_prof *tmp1, *del1;
5055 struct LIST_HEAD_TYPE chg, copy;
5056 struct ice_chs_chg *tmp, *del;
5057 enum ice_status status;
5060 INIT_LIST_HEAD(©);
5061 INIT_LIST_HEAD(&chg);
5063 /* determine if VSI is already part of a VSIG */
5064 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
5065 if (!status && vsig) {
5071 last_profile = ice_vsig_prof_id_count(hw, blk, vsig) == 1;
5072 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
5074 goto err_ice_rem_prof_id_flow;
5075 only_vsi = (ref == 1);
5078 /* If the original VSIG only contains one reference,
5079 * which will be the requesting VSI, then the VSI is not
5080 * sharing entries and we can simply remove the specific
5081 * characteristics from the VSIG.
5085 /* If there are no profiles left for this VSIG,
5086 * then simply remove the the VSIG.
5088 status = ice_rem_vsig(hw, blk, vsig, &chg);
5090 goto err_ice_rem_prof_id_flow;
5092 status = ice_rem_prof_id_vsig(hw, blk, vsig,
5095 goto err_ice_rem_prof_id_flow;
5097 /* Adjust priorities */
5098 status = ice_adj_prof_priorities(hw, blk, vsig,
5101 goto err_ice_rem_prof_id_flow;
5105 /* Make a copy of the VSIG's list of Profiles */
5106 status = ice_get_profs_vsig(hw, blk, vsig, ©);
5108 goto err_ice_rem_prof_id_flow;
5110 /* Remove specified profile entry from the list */
5111 status = ice_rem_prof_from_list(hw, ©, hdl);
5113 goto err_ice_rem_prof_id_flow;
5115 if (LIST_EMPTY(©)) {
5116 status = ice_move_vsi(hw, blk, vsi,
5117 ICE_DEFAULT_VSIG, &chg);
5119 goto err_ice_rem_prof_id_flow;
5121 } else if (!ice_find_dup_props_vsig(hw, blk, ©,
5123 /* found an exact match */
5124 /* add or move VSI to the VSIG that matches */
5125 /* Search for a VSIG with a matching profile
5129 /* Found match, move VSI to the matching VSIG */
5130 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5132 goto err_ice_rem_prof_id_flow;
5134 /* since no existing VSIG supports this
5135 * characteristic pattern, we need to create a
5136 * new VSIG and TCAM entries
5138 status = ice_create_vsig_from_lst(hw, blk, vsi,
5141 goto err_ice_rem_prof_id_flow;
5143 /* Adjust priorities */
5144 status = ice_adj_prof_priorities(hw, blk, vsig,
5147 goto err_ice_rem_prof_id_flow;
5151 status = ICE_ERR_DOES_NOT_EXIST;
5154 /* update hardware tables */
5156 status = ice_upd_prof_hw(hw, blk, &chg);
5158 err_ice_rem_prof_id_flow:
5159 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5160 LIST_DEL(&del->list_entry);
5164 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, ©, ice_vsig_prof, list) {
5165 LIST_DEL(&del1->list);
5173 * ice_rem_flow - remove flow
5174 * @hw: pointer to the HW struct
5175 * @blk: hardware block
5176 * @vsi: array of VSIs from which to remove the profile specified by ID
5177 * @count: number of elements in the VSI array
5178 * @id: profile tracking ID
5180 * The function will remove flows from the specified VSIs that were enabled
5181 * using ice_add_flow. The ID value will indicated which profile will be
5182 * removed. Once successfully called, the flow will be disabled.
5185 ice_rem_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi[], u8 count,
5188 enum ice_status status;
5191 for (i = 0; i < count; i++) {
5192 status = ice_rem_prof_id_flow(hw, blk, vsi[i], id);