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 *)
135 (ice_seg->device_table +
136 LE32_TO_CPU(ice_seg->device_table_count));
138 return (_FORCE_ struct ice_buf_table *)
139 (nvms->vers + LE32_TO_CPU(nvms->table_count));
144 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
145 * @state: pointer to the enum state
147 * This function will enumerate all the buffers in the ice segment. The first
148 * call is made with the ice_seg parameter non-NULL; on subsequent calls,
149 * ice_seg is set to NULL which continues the enumeration. When the function
150 * returns a NULL pointer, then the end of the buffers has been reached, or an
151 * unexpected value has been detected (for example an invalid section count or
152 * an invalid buffer end value).
154 static struct ice_buf_hdr *
155 ice_pkg_enum_buf(struct ice_seg *ice_seg, struct ice_pkg_enum *state)
158 state->buf_table = ice_find_buf_table(ice_seg);
159 if (!state->buf_table)
163 return ice_pkg_val_buf(state->buf_table->buf_array);
166 if (++state->buf_idx < LE32_TO_CPU(state->buf_table->buf_count))
167 return ice_pkg_val_buf(state->buf_table->buf_array +
174 * ice_pkg_advance_sect
175 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
176 * @state: pointer to the enum state
178 * This helper function will advance the section within the ice segment,
179 * also advancing the buffer if needed.
182 ice_pkg_advance_sect(struct ice_seg *ice_seg, struct ice_pkg_enum *state)
184 if (!ice_seg && !state->buf)
187 if (!ice_seg && state->buf)
188 if (++state->sect_idx < LE16_TO_CPU(state->buf->section_count))
191 state->buf = ice_pkg_enum_buf(ice_seg, state);
195 /* start of new buffer, reset section index */
201 * ice_pkg_enum_section
202 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
203 * @state: pointer to the enum state
204 * @sect_type: section type to enumerate
206 * This function will enumerate all the sections of a particular type in the
207 * ice segment. The first call is made with the ice_seg parameter non-NULL;
208 * on subsequent calls, ice_seg is set to NULL which continues the enumeration.
209 * When the function returns a NULL pointer, then the end of the matching
210 * sections has been reached.
213 ice_pkg_enum_section(struct ice_seg *ice_seg, struct ice_pkg_enum *state,
219 state->type = sect_type;
221 if (!ice_pkg_advance_sect(ice_seg, state))
224 /* scan for next matching section */
225 while (state->buf->section_entry[state->sect_idx].type !=
226 CPU_TO_LE32(state->type))
227 if (!ice_pkg_advance_sect(NULL, state))
230 /* validate section */
231 offset = LE16_TO_CPU(state->buf->section_entry[state->sect_idx].offset);
232 if (offset < ICE_MIN_S_OFF || offset > ICE_MAX_S_OFF)
235 size = LE16_TO_CPU(state->buf->section_entry[state->sect_idx].size);
236 if (size < ICE_MIN_S_SZ || size > ICE_MAX_S_SZ)
239 /* make sure the section fits in the buffer */
240 if (offset + size > ICE_PKG_BUF_SIZE)
244 LE32_TO_CPU(state->buf->section_entry[state->sect_idx].type);
246 /* calc pointer to this section */
247 state->sect = ((u8 *)state->buf) +
248 LE16_TO_CPU(state->buf->section_entry[state->sect_idx].offset);
255 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
256 * @state: pointer to the enum state
257 * @sect_type: section type to enumerate
258 * @offset: pointer to variable that receives the offset in the table (optional)
259 * @handler: function that handles access to the entries into the section type
261 * This function will enumerate all the entries in particular section type in
262 * the ice segment. The first call is made with the ice_seg parameter non-NULL;
263 * on subsequent calls, ice_seg is set to NULL which continues the enumeration.
264 * When the function returns a NULL pointer, then the end of the entries has
267 * Since each section may have a different header and entry size, the handler
268 * function is needed to determine the number and location entries in each
271 * The offset parameter is optional, but should be used for sections that
272 * contain an offset for each section table. For such cases, the section handler
273 * function must return the appropriate offset + index to give the absolution
274 * offset for each entry. For example, if the base for a section's header
275 * indicates a base offset of 10, and the index for the entry is 2, then
276 * section handler function should set the offset to 10 + 2 = 12.
279 ice_pkg_enum_entry(struct ice_seg *ice_seg, struct ice_pkg_enum *state,
280 u32 sect_type, u32 *offset,
281 void *(*handler)(u32 sect_type, void *section,
282 u32 index, u32 *offset))
290 if (!ice_pkg_enum_section(ice_seg, state, sect_type))
293 state->entry_idx = 0;
294 state->handler = handler;
303 entry = state->handler(state->sect_type, state->sect, state->entry_idx,
306 /* end of a section, look for another section of this type */
307 if (!ice_pkg_enum_section(NULL, state, 0))
310 state->entry_idx = 0;
311 entry = state->handler(state->sect_type, state->sect,
312 state->entry_idx, offset);
319 * ice_boost_tcam_handler
320 * @sect_type: section type
321 * @section: pointer to section
322 * @index: index of the boost TCAM entry to be returned
323 * @offset: pointer to receive absolute offset, always 0 for boost TCAM sections
325 * This is a callback function that can be passed to ice_pkg_enum_entry.
326 * Handles enumeration of individual boost TCAM entries.
329 ice_boost_tcam_handler(u32 sect_type, void *section, u32 index, u32 *offset)
331 struct ice_boost_tcam_section *boost;
336 if (sect_type != ICE_SID_RXPARSER_BOOST_TCAM)
339 if (index > ICE_MAX_BST_TCAMS_IN_BUF)
345 boost = (struct ice_boost_tcam_section *)section;
346 if (index >= LE16_TO_CPU(boost->count))
349 return boost->tcam + index;
353 * ice_find_boost_entry
354 * @ice_seg: pointer to the ice segment (non-NULL)
355 * @addr: Boost TCAM address of entry to search for
356 * @entry: returns pointer to the entry
358 * Finds a particular Boost TCAM entry and returns a pointer to that entry
359 * if it is found. The ice_seg parameter must not be NULL since the first call
360 * to ice_pkg_enum_entry requires a pointer to an actual ice_segment structure.
362 static enum ice_status
363 ice_find_boost_entry(struct ice_seg *ice_seg, u16 addr,
364 struct ice_boost_tcam_entry **entry)
366 struct ice_boost_tcam_entry *tcam;
367 struct ice_pkg_enum state;
369 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
372 return ICE_ERR_PARAM;
375 tcam = (struct ice_boost_tcam_entry *)
376 ice_pkg_enum_entry(ice_seg, &state,
377 ICE_SID_RXPARSER_BOOST_TCAM, NULL,
378 ice_boost_tcam_handler);
379 if (tcam && LE16_TO_CPU(tcam->addr) == addr) {
392 * ice_label_enum_handler
393 * @sect_type: section type
394 * @section: pointer to section
395 * @index: index of the label entry to be returned
396 * @offset: pointer to receive absolute offset, always zero for label sections
398 * This is a callback function that can be passed to ice_pkg_enum_entry.
399 * Handles enumeration of individual label entries.
402 ice_label_enum_handler(u32 __ALWAYS_UNUSED sect_type, void *section, u32 index,
405 struct ice_label_section *labels;
410 if (index > ICE_MAX_LABELS_IN_BUF)
416 labels = (struct ice_label_section *)section;
417 if (index >= LE16_TO_CPU(labels->count))
420 return labels->label + index;
425 * @ice_seg: pointer to the ice segment (NULL on subsequent calls)
426 * @type: the section type that will contain the label (0 on subsequent calls)
427 * @state: ice_pkg_enum structure that will hold the state of the enumeration
428 * @value: pointer to a value that will return the label's value if found
430 * Enumerates a list of labels in the package. The caller will call
431 * ice_enum_labels(ice_seg, type, ...) to start the enumeration, then call
432 * ice_enum_labels(NULL, 0, ...) to continue. When the function returns a NULL
433 * the end of the list has been reached.
436 ice_enum_labels(struct ice_seg *ice_seg, u32 type, struct ice_pkg_enum *state,
439 struct ice_label *label;
441 /* Check for valid label section on first call */
442 if (type && !(type >= ICE_SID_LBL_FIRST && type <= ICE_SID_LBL_LAST))
445 label = (struct ice_label *)ice_pkg_enum_entry(ice_seg, state, type,
447 ice_label_enum_handler);
451 *value = LE16_TO_CPU(label->value);
457 * @hw: pointer to the HW structure
458 * @ice_seg: pointer to the segment of the package scan (non-NULL)
460 * This function will scan the package and save off relevant information
461 * (hints or metadata) for driver use. The ice_seg parameter must not be NULL
462 * since the first call to ice_enum_labels requires a pointer to an actual
465 static void ice_init_pkg_hints(struct ice_hw *hw, struct ice_seg *ice_seg)
467 struct ice_pkg_enum state;
472 ice_memset(&hw->tnl, 0, sizeof(hw->tnl), ICE_NONDMA_MEM);
473 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
478 label_name = ice_enum_labels(ice_seg, ICE_SID_LBL_RXPARSER_TMEM, &state,
481 while (label_name && hw->tnl.count < ICE_TUNNEL_MAX_ENTRIES) {
482 for (i = 0; tnls[i].type != TNL_LAST; i++) {
483 size_t len = strlen(tnls[i].label_prefix);
485 /* Look for matching label start, before continuing */
486 if (strncmp(label_name, tnls[i].label_prefix, len))
489 /* Make sure this label matches our PF. Note that the PF
490 * character ('0' - '7') will be located where our
491 * prefix string's null terminator is located.
493 if ((label_name[len] - '0') == hw->pf_id) {
494 hw->tnl.tbl[hw->tnl.count].type = tnls[i].type;
495 hw->tnl.tbl[hw->tnl.count].valid = false;
496 hw->tnl.tbl[hw->tnl.count].in_use = false;
497 hw->tnl.tbl[hw->tnl.count].marked = false;
498 hw->tnl.tbl[hw->tnl.count].boost_addr = val;
499 hw->tnl.tbl[hw->tnl.count].port = 0;
505 label_name = ice_enum_labels(NULL, 0, &state, &val);
508 /* Cache the appropriate boost TCAM entry pointers */
509 for (i = 0; i < hw->tnl.count; i++) {
510 ice_find_boost_entry(ice_seg, hw->tnl.tbl[i].boost_addr,
511 &hw->tnl.tbl[i].boost_entry);
512 if (hw->tnl.tbl[i].boost_entry)
513 hw->tnl.tbl[i].valid = true;
519 #define ICE_DC_KEY 0x1 /* don't care */
520 #define ICE_DC_KEYINV 0x1
521 #define ICE_NM_KEY 0x0 /* never match */
522 #define ICE_NM_KEYINV 0x0
523 #define ICE_0_KEY 0x1 /* match 0 */
524 #define ICE_0_KEYINV 0x0
525 #define ICE_1_KEY 0x0 /* match 1 */
526 #define ICE_1_KEYINV 0x1
529 * ice_gen_key_word - generate 16-bits of a key/mask word
531 * @valid: valid bits mask (change only the valid bits)
532 * @dont_care: don't care mask
533 * @nvr_mtch: never match mask
534 * @key: pointer to an array of where the resulting key portion
535 * @key_inv: pointer to an array of where the resulting key invert portion
537 * This function generates 16-bits from a 8-bit value, an 8-bit don't care mask
538 * and an 8-bit never match mask. The 16-bits of output are divided into 8 bits
539 * of key and 8 bits of key invert.
541 * '0' = b01, always match a 0 bit
542 * '1' = b10, always match a 1 bit
543 * '?' = b11, don't care bit (always matches)
544 * '~' = b00, never match bit
548 * dont_care: b0 0 1 1 0 0
549 * never_mtch: b0 0 0 0 1 1
550 * ------------------------------
551 * Result: key: b01 10 11 11 00 00
553 static enum ice_status
554 ice_gen_key_word(u8 val, u8 valid, u8 dont_care, u8 nvr_mtch, u8 *key,
557 u8 in_key = *key, in_key_inv = *key_inv;
560 /* 'dont_care' and 'nvr_mtch' masks cannot overlap */
561 if ((dont_care ^ nvr_mtch) != (dont_care | nvr_mtch))
567 /* encode the 8 bits into 8-bit key and 8-bit key invert */
568 for (i = 0; i < 8; i++) {
572 if (!(valid & 0x1)) { /* change only valid bits */
573 *key |= (in_key & 0x1) << 7;
574 *key_inv |= (in_key_inv & 0x1) << 7;
575 } else if (dont_care & 0x1) { /* don't care bit */
576 *key |= ICE_DC_KEY << 7;
577 *key_inv |= ICE_DC_KEYINV << 7;
578 } else if (nvr_mtch & 0x1) { /* never match bit */
579 *key |= ICE_NM_KEY << 7;
580 *key_inv |= ICE_NM_KEYINV << 7;
581 } else if (val & 0x01) { /* exact 1 match */
582 *key |= ICE_1_KEY << 7;
583 *key_inv |= ICE_1_KEYINV << 7;
584 } else { /* exact 0 match */
585 *key |= ICE_0_KEY << 7;
586 *key_inv |= ICE_0_KEYINV << 7;
601 * ice_bits_max_set - determine if the number of bits set is within a maximum
602 * @mask: pointer to the byte array which is the mask
603 * @size: the number of bytes in the mask
604 * @max: the max number of set bits
606 * This function determines if there are at most 'max' number of bits set in an
607 * array. Returns true if the number for bits set is <= max or will return false
610 static bool ice_bits_max_set(const u8 *mask, u16 size, u16 max)
615 /* check each byte */
616 for (i = 0; i < size; i++) {
617 /* if 0, go to next byte */
621 /* We know there is at least one set bit in this byte because of
622 * the above check; if we already have found 'max' number of
623 * bits set, then we can return failure now.
628 /* count the bits in this byte, checking threshold */
629 count += ice_hweight8(mask[i]);
638 * ice_set_key - generate a variable sized key with multiples of 16-bits
639 * @key: pointer to where the key will be stored
640 * @size: the size of the complete key in bytes (must be even)
641 * @val: array of 8-bit values that makes up the value portion of the key
642 * @upd: array of 8-bit masks that determine what key portion to update
643 * @dc: array of 8-bit masks that make up the don't care mask
644 * @nm: array of 8-bit masks that make up the never match mask
645 * @off: the offset of the first byte in the key to update
646 * @len: the number of bytes in the key update
648 * This function generates a key from a value, a don't care mask and a never
650 * upd, dc, and nm are optional parameters, and can be NULL:
651 * upd == NULL --> udp mask is all 1's (update all bits)
652 * dc == NULL --> dc mask is all 0's (no don't care bits)
653 * nm == NULL --> nm mask is all 0's (no never match bits)
656 ice_set_key(u8 *key, u16 size, u8 *val, u8 *upd, u8 *dc, u8 *nm, u16 off,
662 /* size must be a multiple of 2 bytes. */
665 half_size = size / 2;
667 if (off + len > half_size)
670 /* Make sure at most one bit is set in the never match mask. Having more
671 * than one never match mask bit set will cause HW to consume excessive
672 * power otherwise; this is a power management efficiency check.
674 #define ICE_NVR_MTCH_BITS_MAX 1
675 if (nm && !ice_bits_max_set(nm, len, ICE_NVR_MTCH_BITS_MAX))
678 for (i = 0; i < len; i++)
679 if (ice_gen_key_word(val[i], upd ? upd[i] : 0xff,
680 dc ? dc[i] : 0, nm ? nm[i] : 0,
681 key + off + i, key + half_size + off + i))
688 * ice_acquire_global_cfg_lock
689 * @hw: pointer to the HW structure
690 * @access: access type (read or write)
692 * This function will request ownership of the global config lock for reading
693 * or writing of the package. When attempting to obtain write access, the
694 * caller must check for the following two return values:
696 * ICE_SUCCESS - Means the caller has acquired the global config lock
697 * and can perform writing of the package.
698 * ICE_ERR_AQ_NO_WORK - Indicates another driver has already written the
699 * package or has found that no update was necessary; in
700 * this case, the caller can just skip performing any
701 * update of the package.
703 static enum ice_status
704 ice_acquire_global_cfg_lock(struct ice_hw *hw,
705 enum ice_aq_res_access_type access)
707 enum ice_status status;
709 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
711 status = ice_acquire_res(hw, ICE_GLOBAL_CFG_LOCK_RES_ID, access,
712 ICE_GLOBAL_CFG_LOCK_TIMEOUT);
714 if (status == ICE_ERR_AQ_NO_WORK)
715 ice_debug(hw, ICE_DBG_PKG,
716 "Global config lock: No work to do\n");
722 * ice_release_global_cfg_lock
723 * @hw: pointer to the HW structure
725 * This function will release the global config lock.
727 static void ice_release_global_cfg_lock(struct ice_hw *hw)
729 ice_release_res(hw, ICE_GLOBAL_CFG_LOCK_RES_ID);
733 * ice_acquire_change_lock
734 * @hw: pointer to the HW structure
735 * @access: access type (read or write)
737 * This function will request ownership of the change lock.
740 ice_acquire_change_lock(struct ice_hw *hw, enum ice_aq_res_access_type access)
742 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
744 return ice_acquire_res(hw, ICE_CHANGE_LOCK_RES_ID, access,
745 ICE_CHANGE_LOCK_TIMEOUT);
749 * ice_release_change_lock
750 * @hw: pointer to the HW structure
752 * This function will release the change lock using the proper Admin Command.
754 void ice_release_change_lock(struct ice_hw *hw)
756 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
758 ice_release_res(hw, ICE_CHANGE_LOCK_RES_ID);
762 * ice_aq_download_pkg
763 * @hw: pointer to the hardware structure
764 * @pkg_buf: the package buffer to transfer
765 * @buf_size: the size of the package buffer
766 * @last_buf: last buffer indicator
767 * @error_offset: returns error offset
768 * @error_info: returns error information
769 * @cd: pointer to command details structure or NULL
771 * Download Package (0x0C40)
773 static enum ice_status
774 ice_aq_download_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
775 u16 buf_size, bool last_buf, u32 *error_offset,
776 u32 *error_info, struct ice_sq_cd *cd)
778 struct ice_aqc_download_pkg *cmd;
779 struct ice_aq_desc desc;
780 enum ice_status status;
782 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
789 cmd = &desc.params.download_pkg;
790 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_download_pkg);
791 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
794 cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
796 status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
797 if (status == ICE_ERR_AQ_ERROR) {
798 /* Read error from buffer only when the FW returned an error */
799 struct ice_aqc_download_pkg_resp *resp;
801 resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
803 *error_offset = LE32_TO_CPU(resp->error_offset);
805 *error_info = LE32_TO_CPU(resp->error_info);
813 * @hw: pointer to the hardware structure
814 * @pkg_buf: the package cmd buffer
815 * @buf_size: the size of the package cmd buffer
816 * @last_buf: last buffer indicator
817 * @error_offset: returns error offset
818 * @error_info: returns error information
819 * @cd: pointer to command details structure or NULL
821 * Update Package (0x0C42)
823 static enum ice_status
824 ice_aq_update_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf, u16 buf_size,
825 bool last_buf, u32 *error_offset, u32 *error_info,
826 struct ice_sq_cd *cd)
828 struct ice_aqc_download_pkg *cmd;
829 struct ice_aq_desc desc;
830 enum ice_status status;
832 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
839 cmd = &desc.params.download_pkg;
840 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_update_pkg);
841 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
844 cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
846 status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
847 if (status == ICE_ERR_AQ_ERROR) {
848 /* Read error from buffer only when the FW returned an error */
849 struct ice_aqc_download_pkg_resp *resp;
851 resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
853 *error_offset = LE32_TO_CPU(resp->error_offset);
855 *error_info = LE32_TO_CPU(resp->error_info);
862 * ice_find_seg_in_pkg
863 * @hw: pointer to the hardware structure
864 * @seg_type: the segment type to search for (i.e., SEGMENT_TYPE_CPK)
865 * @pkg_hdr: pointer to the package header to be searched
867 * This function searches a package file for a particular segment type. On
868 * success it returns a pointer to the segment header, otherwise it will
871 static struct ice_generic_seg_hdr *
872 ice_find_seg_in_pkg(struct ice_hw *hw, u32 seg_type,
873 struct ice_pkg_hdr *pkg_hdr)
877 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
878 ice_debug(hw, ICE_DBG_PKG, "Package format version: %d.%d.%d.%d\n",
879 pkg_hdr->format_ver.major, pkg_hdr->format_ver.minor,
880 pkg_hdr->format_ver.update, pkg_hdr->format_ver.draft);
882 /* Search all package segments for the requested segment type */
883 for (i = 0; i < LE32_TO_CPU(pkg_hdr->seg_count); i++) {
884 struct ice_generic_seg_hdr *seg;
886 seg = (struct ice_generic_seg_hdr *)
887 ((u8 *)pkg_hdr + LE32_TO_CPU(pkg_hdr->seg_offset[i]));
889 if (LE32_TO_CPU(seg->seg_type) == seg_type)
898 * @hw: pointer to the hardware structure
899 * @bufs: pointer to an array of buffers
900 * @count: the number of buffers in the array
902 * Obtains change lock and updates package.
905 ice_update_pkg(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
907 enum ice_status status;
910 status = ice_acquire_change_lock(hw, ICE_RES_WRITE);
914 for (i = 0; i < count; i++) {
915 struct ice_buf_hdr *bh = (struct ice_buf_hdr *)(bufs + i);
916 bool last = ((i + 1) == count);
918 status = ice_aq_update_pkg(hw, bh, LE16_TO_CPU(bh->data_end),
919 last, &offset, &info, NULL);
922 ice_debug(hw, ICE_DBG_PKG,
923 "Update pkg failed: err %d off %d inf %d\n",
924 status, offset, info);
929 ice_release_change_lock(hw);
936 * @hw: pointer to the hardware structure
937 * @bufs: pointer to an array of buffers
938 * @count: the number of buffers in the array
940 * Obtains global config lock and downloads the package configuration buffers
941 * to the firmware. Metadata buffers are skipped, and the first metadata buffer
942 * found indicates that the rest of the buffers are all metadata buffers.
944 static enum ice_status
945 ice_dwnld_cfg_bufs(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
947 enum ice_status status;
948 struct ice_buf_hdr *bh;
952 return ICE_ERR_PARAM;
954 /* If the first buffer's first section has its metadata bit set
955 * then there are no buffers to be downloaded, and the operation is
956 * considered a success.
958 bh = (struct ice_buf_hdr *)bufs;
959 if (LE32_TO_CPU(bh->section_entry[0].type) & ICE_METADATA_BUF)
962 /* reset pkg_dwnld_status in case this function is called in the
965 hw->pkg_dwnld_status = ICE_AQ_RC_OK;
967 status = ice_acquire_global_cfg_lock(hw, ICE_RES_WRITE);
969 if (status == ICE_ERR_AQ_NO_WORK)
970 hw->pkg_dwnld_status = ICE_AQ_RC_EEXIST;
972 hw->pkg_dwnld_status = hw->adminq.sq_last_status;
976 for (i = 0; i < count; i++) {
977 bool last = ((i + 1) == count);
980 /* check next buffer for metadata flag */
981 bh = (struct ice_buf_hdr *)(bufs + i + 1);
983 /* A set metadata flag in the next buffer will signal
984 * that the current buffer will be the last buffer
987 if (LE16_TO_CPU(bh->section_count))
988 if (LE32_TO_CPU(bh->section_entry[0].type) &
993 bh = (struct ice_buf_hdr *)(bufs + i);
995 status = ice_aq_download_pkg(hw, bh, ICE_PKG_BUF_SIZE, last,
996 &offset, &info, NULL);
998 /* Save AQ status from download package */
999 hw->pkg_dwnld_status = hw->adminq.sq_last_status;
1001 ice_debug(hw, ICE_DBG_PKG,
1002 "Pkg download failed: err %d off %d inf %d\n",
1003 status, offset, info);
1011 ice_release_global_cfg_lock(hw);
1017 * ice_aq_get_pkg_info_list
1018 * @hw: pointer to the hardware structure
1019 * @pkg_info: the buffer which will receive the information list
1020 * @buf_size: the size of the pkg_info information buffer
1021 * @cd: pointer to command details structure or NULL
1023 * Get Package Info List (0x0C43)
1025 static enum ice_status
1026 ice_aq_get_pkg_info_list(struct ice_hw *hw,
1027 struct ice_aqc_get_pkg_info_resp *pkg_info,
1028 u16 buf_size, struct ice_sq_cd *cd)
1030 struct ice_aq_desc desc;
1032 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1033 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_pkg_info_list);
1035 return ice_aq_send_cmd(hw, &desc, pkg_info, buf_size, cd);
1040 * @hw: pointer to the hardware structure
1041 * @ice_seg: pointer to the segment of the package to be downloaded
1043 * Handles the download of a complete package.
1045 static enum ice_status
1046 ice_download_pkg(struct ice_hw *hw, struct ice_seg *ice_seg)
1048 struct ice_buf_table *ice_buf_tbl;
1050 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1051 ice_debug(hw, ICE_DBG_PKG, "Segment version: %d.%d.%d.%d\n",
1052 ice_seg->hdr.seg_ver.major, ice_seg->hdr.seg_ver.minor,
1053 ice_seg->hdr.seg_ver.update, ice_seg->hdr.seg_ver.draft);
1055 ice_debug(hw, ICE_DBG_PKG, "Seg: type 0x%X, size %d, name %s\n",
1056 LE32_TO_CPU(ice_seg->hdr.seg_type),
1057 LE32_TO_CPU(ice_seg->hdr.seg_size), ice_seg->hdr.seg_name);
1059 ice_buf_tbl = ice_find_buf_table(ice_seg);
1061 ice_debug(hw, ICE_DBG_PKG, "Seg buf count: %d\n",
1062 LE32_TO_CPU(ice_buf_tbl->buf_count));
1064 return ice_dwnld_cfg_bufs(hw, ice_buf_tbl->buf_array,
1065 LE32_TO_CPU(ice_buf_tbl->buf_count));
1070 * @hw: pointer to the hardware structure
1071 * @pkg_hdr: pointer to the driver's package hdr
1073 * Saves off the package details into the HW structure.
1075 static enum ice_status
1076 ice_init_pkg_info(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr)
1078 struct ice_global_metadata_seg *meta_seg;
1079 struct ice_generic_seg_hdr *seg_hdr;
1081 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1083 return ICE_ERR_PARAM;
1085 meta_seg = (struct ice_global_metadata_seg *)
1086 ice_find_seg_in_pkg(hw, SEGMENT_TYPE_METADATA, pkg_hdr);
1088 hw->pkg_ver = meta_seg->pkg_ver;
1089 ice_memcpy(hw->pkg_name, meta_seg->pkg_name,
1090 sizeof(hw->pkg_name), ICE_NONDMA_TO_NONDMA);
1092 ice_debug(hw, ICE_DBG_PKG, "Pkg: %d.%d.%d.%d, %s\n",
1093 meta_seg->pkg_ver.major, meta_seg->pkg_ver.minor,
1094 meta_seg->pkg_ver.update, meta_seg->pkg_ver.draft,
1095 meta_seg->pkg_name);
1097 ice_debug(hw, ICE_DBG_INIT,
1098 "Did not find metadata segment in driver package\n");
1102 seg_hdr = ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg_hdr);
1104 hw->ice_pkg_ver = seg_hdr->seg_ver;
1105 ice_memcpy(hw->ice_pkg_name, seg_hdr->seg_name,
1106 sizeof(hw->ice_pkg_name), ICE_NONDMA_TO_NONDMA);
1108 ice_debug(hw, ICE_DBG_PKG, "Ice Pkg: %d.%d.%d.%d, %s\n",
1109 seg_hdr->seg_ver.major, seg_hdr->seg_ver.minor,
1110 seg_hdr->seg_ver.update, seg_hdr->seg_ver.draft,
1113 ice_debug(hw, ICE_DBG_INIT,
1114 "Did not find ice segment in driver package\n");
1123 * @hw: pointer to the hardware structure
1125 * Store details of the package currently loaded in HW into the HW structure.
1127 static enum ice_status ice_get_pkg_info(struct ice_hw *hw)
1129 struct ice_aqc_get_pkg_info_resp *pkg_info;
1130 enum ice_status status;
1134 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1136 size = ice_struct_size(pkg_info, pkg_info, ICE_PKG_CNT - 1);
1137 pkg_info = (struct ice_aqc_get_pkg_info_resp *)ice_malloc(hw, size);
1139 return ICE_ERR_NO_MEMORY;
1141 status = ice_aq_get_pkg_info_list(hw, pkg_info, size, NULL);
1143 goto init_pkg_free_alloc;
1145 for (i = 0; i < LE32_TO_CPU(pkg_info->count); i++) {
1146 #define ICE_PKG_FLAG_COUNT 4
1147 char flags[ICE_PKG_FLAG_COUNT + 1] = { 0 };
1150 if (pkg_info->pkg_info[i].is_active) {
1151 flags[place++] = 'A';
1152 hw->active_pkg_ver = pkg_info->pkg_info[i].ver;
1153 ice_memcpy(hw->active_pkg_name,
1154 pkg_info->pkg_info[i].name,
1155 sizeof(hw->active_pkg_name),
1156 ICE_NONDMA_TO_NONDMA);
1157 hw->active_pkg_in_nvm = pkg_info->pkg_info[i].is_in_nvm;
1159 if (pkg_info->pkg_info[i].is_active_at_boot)
1160 flags[place++] = 'B';
1161 if (pkg_info->pkg_info[i].is_modified)
1162 flags[place++] = 'M';
1163 if (pkg_info->pkg_info[i].is_in_nvm)
1164 flags[place++] = 'N';
1166 ice_debug(hw, ICE_DBG_PKG, "Pkg[%d]: %d.%d.%d.%d,%s,%s\n",
1167 i, pkg_info->pkg_info[i].ver.major,
1168 pkg_info->pkg_info[i].ver.minor,
1169 pkg_info->pkg_info[i].ver.update,
1170 pkg_info->pkg_info[i].ver.draft,
1171 pkg_info->pkg_info[i].name, flags);
1174 init_pkg_free_alloc:
1175 ice_free(hw, pkg_info);
1181 * ice_verify_pkg - verify package
1182 * @pkg: pointer to the package buffer
1183 * @len: size of the package buffer
1185 * Verifies various attributes of the package file, including length, format
1186 * version, and the requirement of at least one segment.
1188 static enum ice_status ice_verify_pkg(struct ice_pkg_hdr *pkg, u32 len)
1193 if (len < sizeof(*pkg))
1194 return ICE_ERR_BUF_TOO_SHORT;
1196 if (pkg->format_ver.major != ICE_PKG_FMT_VER_MAJ ||
1197 pkg->format_ver.minor != ICE_PKG_FMT_VER_MNR ||
1198 pkg->format_ver.update != ICE_PKG_FMT_VER_UPD ||
1199 pkg->format_ver.draft != ICE_PKG_FMT_VER_DFT)
1202 /* pkg must have at least one segment */
1203 seg_count = LE32_TO_CPU(pkg->seg_count);
1207 /* make sure segment array fits in package length */
1208 if (len < ice_struct_size(pkg, seg_offset, seg_count - 1))
1209 return ICE_ERR_BUF_TOO_SHORT;
1211 /* all segments must fit within length */
1212 for (i = 0; i < seg_count; i++) {
1213 u32 off = LE32_TO_CPU(pkg->seg_offset[i]);
1214 struct ice_generic_seg_hdr *seg;
1216 /* segment header must fit */
1217 if (len < off + sizeof(*seg))
1218 return ICE_ERR_BUF_TOO_SHORT;
1220 seg = (struct ice_generic_seg_hdr *)((u8 *)pkg + off);
1222 /* segment body must fit */
1223 if (len < off + LE32_TO_CPU(seg->seg_size))
1224 return ICE_ERR_BUF_TOO_SHORT;
1231 * ice_free_seg - free package segment pointer
1232 * @hw: pointer to the hardware structure
1234 * Frees the package segment pointer in the proper manner, depending on if the
1235 * segment was allocated or just the passed in pointer was stored.
1237 void ice_free_seg(struct ice_hw *hw)
1240 ice_free(hw, hw->pkg_copy);
1241 hw->pkg_copy = NULL;
1248 * ice_init_pkg_regs - initialize additional package registers
1249 * @hw: pointer to the hardware structure
1251 static void ice_init_pkg_regs(struct ice_hw *hw)
1253 #define ICE_SW_BLK_INP_MASK_L 0xFFFFFFFF
1254 #define ICE_SW_BLK_INP_MASK_H 0x0000FFFF
1255 #define ICE_SW_BLK_IDX 0
1257 /* setup Switch block input mask, which is 48-bits in two parts */
1258 wr32(hw, GL_PREEXT_L2_PMASK0(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_L);
1259 wr32(hw, GL_PREEXT_L2_PMASK1(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_H);
1263 * ice_chk_pkg_version - check package version for compatibility with driver
1264 * @pkg_ver: pointer to a version structure to check
1266 * Check to make sure that the package about to be downloaded is compatible with
1267 * the driver. To be compatible, the major and minor components of the package
1268 * version must match our ICE_PKG_SUPP_VER_MAJ and ICE_PKG_SUPP_VER_MNR
1271 static enum ice_status ice_chk_pkg_version(struct ice_pkg_ver *pkg_ver)
1273 if (pkg_ver->major != ICE_PKG_SUPP_VER_MAJ ||
1274 pkg_ver->minor != ICE_PKG_SUPP_VER_MNR)
1275 return ICE_ERR_NOT_SUPPORTED;
1281 * ice_init_pkg - initialize/download package
1282 * @hw: pointer to the hardware structure
1283 * @buf: pointer to the package buffer
1284 * @len: size of the package buffer
1286 * This function initializes a package. The package contains HW tables
1287 * required to do packet processing. First, the function extracts package
1288 * information such as version. Then it finds the ice configuration segment
1289 * within the package; this function then saves a copy of the segment pointer
1290 * within the supplied package buffer. Next, the function will cache any hints
1291 * from the package, followed by downloading the package itself. Note, that if
1292 * a previous PF driver has already downloaded the package successfully, then
1293 * the current driver will not have to download the package again.
1295 * The local package contents will be used to query default behavior and to
1296 * update specific sections of the HW's version of the package (e.g. to update
1297 * the parse graph to understand new protocols).
1299 * This function stores a pointer to the package buffer memory, and it is
1300 * expected that the supplied buffer will not be freed immediately. If the
1301 * package buffer needs to be freed, such as when read from a file, use
1302 * ice_copy_and_init_pkg() instead of directly calling ice_init_pkg() in this
1305 enum ice_status ice_init_pkg(struct ice_hw *hw, u8 *buf, u32 len)
1307 struct ice_pkg_hdr *pkg;
1308 enum ice_status status;
1309 struct ice_seg *seg;
1312 return ICE_ERR_PARAM;
1314 pkg = (struct ice_pkg_hdr *)buf;
1315 status = ice_verify_pkg(pkg, len);
1317 ice_debug(hw, ICE_DBG_INIT, "failed to verify pkg (err: %d)\n",
1322 /* initialize package info */
1323 status = ice_init_pkg_info(hw, pkg);
1327 /* before downloading the package, check package version for
1328 * compatibility with driver
1330 status = ice_chk_pkg_version(&hw->pkg_ver);
1334 /* find segment in given package */
1335 seg = (struct ice_seg *)ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg);
1337 ice_debug(hw, ICE_DBG_INIT, "no ice segment in package.\n");
1341 /* initialize package hints and then download package */
1342 ice_init_pkg_hints(hw, seg);
1343 status = ice_download_pkg(hw, seg);
1344 if (status == ICE_ERR_AQ_NO_WORK) {
1345 ice_debug(hw, ICE_DBG_INIT,
1346 "package previously loaded - no work.\n");
1347 status = ICE_SUCCESS;
1350 /* Get information on the package currently loaded in HW, then make sure
1351 * the driver is compatible with this version.
1354 status = ice_get_pkg_info(hw);
1356 status = ice_chk_pkg_version(&hw->active_pkg_ver);
1361 /* on successful package download update other required
1362 * registers to support the package and fill HW tables
1363 * with package content.
1365 ice_init_pkg_regs(hw);
1366 ice_fill_blk_tbls(hw);
1368 ice_debug(hw, ICE_DBG_INIT, "package load failed, %d\n",
1376 * ice_copy_and_init_pkg - initialize/download a copy of the package
1377 * @hw: pointer to the hardware structure
1378 * @buf: pointer to the package buffer
1379 * @len: size of the package buffer
1381 * This function copies the package buffer, and then calls ice_init_pkg() to
1382 * initialize the copied package contents.
1384 * The copying is necessary if the package buffer supplied is constant, or if
1385 * the memory may disappear shortly after calling this function.
1387 * If the package buffer resides in the data segment and can be modified, the
1388 * caller is free to use ice_init_pkg() instead of ice_copy_and_init_pkg().
1390 * However, if the package buffer needs to be copied first, such as when being
1391 * read from a file, the caller should use ice_copy_and_init_pkg().
1393 * This function will first copy the package buffer, before calling
1394 * ice_init_pkg(). The caller is free to immediately destroy the original
1395 * package buffer, as the new copy will be managed by this function and
1398 enum ice_status ice_copy_and_init_pkg(struct ice_hw *hw, const u8 *buf, u32 len)
1400 enum ice_status status;
1404 return ICE_ERR_PARAM;
1406 buf_copy = (u8 *)ice_memdup(hw, buf, len, ICE_NONDMA_TO_NONDMA);
1408 status = ice_init_pkg(hw, buf_copy, len);
1410 /* Free the copy, since we failed to initialize the package */
1411 ice_free(hw, buf_copy);
1413 /* Track the copied pkg so we can free it later */
1414 hw->pkg_copy = buf_copy;
1423 * @hw: pointer to the HW structure
1425 * Allocates a package buffer and returns a pointer to the buffer header.
1426 * Note: all package contents must be in Little Endian form.
1428 static struct ice_buf_build *ice_pkg_buf_alloc(struct ice_hw *hw)
1430 struct ice_buf_build *bld;
1431 struct ice_buf_hdr *buf;
1433 bld = (struct ice_buf_build *)ice_malloc(hw, sizeof(*bld));
1437 buf = (struct ice_buf_hdr *)bld;
1438 buf->data_end = CPU_TO_LE16(offsetof(struct ice_buf_hdr,
1445 * @sect_type: section type
1446 * @section: pointer to section
1447 * @index: index of the field vector entry to be returned
1448 * @offset: ptr to variable that receives the offset in the field vector table
1450 * This is a callback function that can be passed to ice_pkg_enum_entry.
1451 * This function treats the given section as of type ice_sw_fv_section and
1452 * enumerates offset field. "offset" is an index into the field vector
1456 ice_sw_fv_handler(u32 sect_type, void *section, u32 index, u32 *offset)
1458 struct ice_sw_fv_section *fv_section =
1459 (struct ice_sw_fv_section *)section;
1461 if (!section || sect_type != ICE_SID_FLD_VEC_SW)
1463 if (index >= LE16_TO_CPU(fv_section->count))
1466 /* "index" passed in to this function is relative to a given
1467 * 4k block. To get to the true index into the field vector
1468 * table need to add the relative index to the base_offset
1469 * field of this section
1471 *offset = LE16_TO_CPU(fv_section->base_offset) + index;
1472 return fv_section->fv + index;
1476 * ice_get_sw_prof_type - determine switch profile type
1477 * @hw: pointer to the HW structure
1478 * @fv: pointer to the switch field vector
1480 static enum ice_prof_type
1481 ice_get_sw_prof_type(struct ice_hw *hw, struct ice_fv *fv)
1485 for (i = 0; i < hw->blk[ICE_BLK_SW].es.fvw; i++) {
1486 /* UDP tunnel will have UDP_OF protocol ID and VNI offset */
1487 if (fv->ew[i].prot_id == (u8)ICE_PROT_UDP_OF &&
1488 fv->ew[i].off == ICE_VNI_OFFSET)
1489 return ICE_PROF_TUN_UDP;
1491 /* GRE tunnel will have GRE protocol */
1492 if (fv->ew[i].prot_id == (u8)ICE_PROT_GRE_OF)
1493 return ICE_PROF_TUN_GRE;
1495 /* PPPOE tunnel will have PPPOE protocol */
1496 if (fv->ew[i].prot_id == (u8)ICE_PROT_PPPOE)
1497 return ICE_PROF_TUN_PPPOE;
1500 return ICE_PROF_NON_TUN;
1504 * ice_get_sw_fv_bitmap - Get switch field vector bitmap based on profile type
1505 * @hw: pointer to hardware structure
1506 * @req_profs: type of profiles requested
1507 * @bm: pointer to memory for returning the bitmap of field vectors
1510 ice_get_sw_fv_bitmap(struct ice_hw *hw, enum ice_prof_type req_profs,
1513 struct ice_pkg_enum state;
1514 struct ice_seg *ice_seg;
1517 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1519 if (req_profs == ICE_PROF_ALL) {
1522 for (i = 0; i < ICE_MAX_NUM_PROFILES; i++)
1527 ice_zero_bitmap(bm, ICE_MAX_NUM_PROFILES);
1531 enum ice_prof_type prof_type;
1534 fv = (struct ice_fv *)
1535 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1536 &offset, ice_sw_fv_handler);
1540 /* Determine field vector type */
1541 prof_type = ice_get_sw_prof_type(hw, fv);
1543 if (req_profs & prof_type)
1544 ice_set_bit((u16)offset, bm);
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 * @bm: bitmap of field vectors to consider
1555 * @fv_list: Head of a list
1557 * Finds all the field vector entries from switch block that contain
1558 * a given protocol ID and returns a list of structures of type
1559 * "ice_sw_fv_list_entry". Every structure in the list has a field vector
1560 * definition and profile ID information
1561 * NOTE: The caller of the function is responsible for freeing the memory
1562 * allocated for every list entry.
1565 ice_get_sw_fv_list(struct ice_hw *hw, u8 *prot_ids, u16 ids_cnt,
1566 ice_bitmap_t *bm, struct LIST_HEAD_TYPE *fv_list)
1568 struct ice_sw_fv_list_entry *fvl;
1569 struct ice_sw_fv_list_entry *tmp;
1570 struct ice_pkg_enum state;
1571 struct ice_seg *ice_seg;
1575 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1577 if (!ids_cnt || !hw->seg)
1578 return ICE_ERR_PARAM;
1584 fv = (struct ice_fv *)
1585 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1586 &offset, ice_sw_fv_handler);
1591 /* If field vector is not in the bitmap list, then skip this
1594 if (!ice_is_bit_set(bm, (u16)offset))
1597 for (i = 0; i < ids_cnt; i++) {
1600 /* This code assumes that if a switch field vector line
1601 * has a matching protocol, then this line will contain
1602 * the entries necessary to represent every field in
1603 * that protocol header.
1605 for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
1606 if (fv->ew[j].prot_id == prot_ids[i])
1608 if (j >= hw->blk[ICE_BLK_SW].es.fvw)
1610 if (i + 1 == ids_cnt) {
1611 fvl = (struct ice_sw_fv_list_entry *)
1612 ice_malloc(hw, sizeof(*fvl));
1616 fvl->profile_id = offset;
1617 LIST_ADD(&fvl->list_entry, fv_list);
1622 if (LIST_EMPTY(fv_list))
1627 LIST_FOR_EACH_ENTRY_SAFE(fvl, tmp, fv_list, ice_sw_fv_list_entry,
1629 LIST_DEL(&fvl->list_entry);
1633 return ICE_ERR_NO_MEMORY;
1637 * ice_init_prof_result_bm - Initialize the profile result index bitmap
1638 * @hw: pointer to hardware structure
1640 void ice_init_prof_result_bm(struct ice_hw *hw)
1642 struct ice_pkg_enum state;
1643 struct ice_seg *ice_seg;
1646 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1656 fv = (struct ice_fv *)
1657 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1658 &off, ice_sw_fv_handler);
1663 ice_zero_bitmap(hw->switch_info->prof_res_bm[off],
1666 /* Determine empty field vector indices, these can be
1667 * used for recipe results. Skip index 0, since it is
1668 * always used for Switch ID.
1670 for (i = 1; i < ICE_MAX_FV_WORDS; i++)
1671 if (fv->ew[i].prot_id == ICE_PROT_INVALID &&
1672 fv->ew[i].off == ICE_FV_OFFSET_INVAL)
1674 hw->switch_info->prof_res_bm[off]);
1680 * @hw: pointer to the HW structure
1681 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1683 * Frees a package buffer
1685 static void ice_pkg_buf_free(struct ice_hw *hw, struct ice_buf_build *bld)
1691 * ice_pkg_buf_reserve_section
1692 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1693 * @count: the number of sections to reserve
1695 * Reserves one or more section table entries in a package buffer. This routine
1696 * can be called multiple times as long as they are made before calling
1697 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1698 * is called once, the number of sections that can be allocated will not be able
1699 * to be increased; not using all reserved sections is fine, but this will
1700 * result in some wasted space in the buffer.
1701 * Note: all package contents must be in Little Endian form.
1703 static enum ice_status
1704 ice_pkg_buf_reserve_section(struct ice_buf_build *bld, u16 count)
1706 struct ice_buf_hdr *buf;
1711 return ICE_ERR_PARAM;
1713 buf = (struct ice_buf_hdr *)&bld->buf;
1715 /* already an active section, can't increase table size */
1716 section_count = LE16_TO_CPU(buf->section_count);
1717 if (section_count > 0)
1720 if (bld->reserved_section_table_entries + count > ICE_MAX_S_COUNT)
1722 bld->reserved_section_table_entries += count;
1724 data_end = LE16_TO_CPU(buf->data_end) +
1725 (count * sizeof(buf->section_entry[0]));
1726 buf->data_end = CPU_TO_LE16(data_end);
1732 * ice_pkg_buf_alloc_section
1733 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1734 * @type: the section type value
1735 * @size: the size of the section to reserve (in bytes)
1737 * Reserves memory in the buffer for a section's content and updates the
1738 * buffers' status accordingly. This routine returns a pointer to the first
1739 * byte of the section start within the buffer, which is used to fill in the
1741 * Note: all package contents must be in Little Endian form.
1744 ice_pkg_buf_alloc_section(struct ice_buf_build *bld, u32 type, u16 size)
1746 struct ice_buf_hdr *buf;
1750 if (!bld || !type || !size)
1753 buf = (struct ice_buf_hdr *)&bld->buf;
1755 /* check for enough space left in buffer */
1756 data_end = LE16_TO_CPU(buf->data_end);
1758 /* section start must align on 4 byte boundary */
1759 data_end = ICE_ALIGN(data_end, 4);
1761 if ((data_end + size) > ICE_MAX_S_DATA_END)
1764 /* check for more available section table entries */
1765 sect_count = LE16_TO_CPU(buf->section_count);
1766 if (sect_count < bld->reserved_section_table_entries) {
1767 void *section_ptr = ((u8 *)buf) + data_end;
1769 buf->section_entry[sect_count].offset = CPU_TO_LE16(data_end);
1770 buf->section_entry[sect_count].size = CPU_TO_LE16(size);
1771 buf->section_entry[sect_count].type = CPU_TO_LE32(type);
1774 buf->data_end = CPU_TO_LE16(data_end);
1776 buf->section_count = CPU_TO_LE16(sect_count + 1);
1780 /* no free section table entries */
1785 * ice_pkg_buf_get_active_sections
1786 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1788 * Returns the number of active sections. Before using the package buffer
1789 * in an update package command, the caller should make sure that there is at
1790 * least one active section - otherwise, the buffer is not legal and should
1792 * Note: all package contents must be in Little Endian form.
1794 static u16 ice_pkg_buf_get_active_sections(struct ice_buf_build *bld)
1796 struct ice_buf_hdr *buf;
1801 buf = (struct ice_buf_hdr *)&bld->buf;
1802 return LE16_TO_CPU(buf->section_count);
1807 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1809 * Return a pointer to the buffer's header
1811 static struct ice_buf *ice_pkg_buf(struct ice_buf_build *bld)
1820 * ice_tunnel_port_in_use
1821 * @hw: pointer to the HW structure
1822 * @port: port to search for
1823 * @index: optionally returns index
1825 * Returns whether a port is already in use as a tunnel, and optionally its
1828 bool ice_tunnel_port_in_use(struct ice_hw *hw, u16 port, u16 *index)
1832 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1833 if (hw->tnl.tbl[i].in_use && hw->tnl.tbl[i].port == port) {
1843 * ice_tunnel_get_type
1844 * @hw: pointer to the HW structure
1845 * @port: port to search for
1846 * @type: returns tunnel index
1848 * For a given port number, will return the type of tunnel.
1851 ice_tunnel_get_type(struct ice_hw *hw, u16 port, enum ice_tunnel_type *type)
1855 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1856 if (hw->tnl.tbl[i].in_use && hw->tnl.tbl[i].port == port) {
1857 *type = hw->tnl.tbl[i].type;
1865 * ice_find_free_tunnel_entry
1866 * @hw: pointer to the HW structure
1867 * @type: tunnel type
1868 * @index: optionally returns index
1870 * Returns whether there is a free tunnel entry, and optionally its index
1873 ice_find_free_tunnel_entry(struct ice_hw *hw, enum ice_tunnel_type type,
1878 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1879 if (hw->tnl.tbl[i].valid && !hw->tnl.tbl[i].in_use &&
1880 hw->tnl.tbl[i].type == type) {
1890 * ice_get_tunnel_port - retrieve an open tunnel port
1891 * @hw: pointer to the HW structure
1892 * @type: tunnel type (TNL_ALL will return any open port)
1893 * @port: returns open port
1896 ice_get_open_tunnel_port(struct ice_hw *hw, enum ice_tunnel_type type,
1901 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1902 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
1903 (type == TNL_ALL || hw->tnl.tbl[i].type == type)) {
1904 *port = hw->tnl.tbl[i].port;
1913 * @hw: pointer to the HW structure
1914 * @type: type of tunnel
1915 * @port: port of tunnel to create
1917 * Create a tunnel by updating the parse graph in the parser. We do that by
1918 * creating a package buffer with the tunnel info and issuing an update package
1922 ice_create_tunnel(struct ice_hw *hw, enum ice_tunnel_type type, u16 port)
1924 struct ice_boost_tcam_section *sect_rx, *sect_tx;
1925 enum ice_status status = ICE_ERR_MAX_LIMIT;
1926 struct ice_buf_build *bld;
1929 if (ice_tunnel_port_in_use(hw, port, NULL))
1930 return ICE_ERR_ALREADY_EXISTS;
1932 if (!ice_find_free_tunnel_entry(hw, type, &index))
1933 return ICE_ERR_OUT_OF_RANGE;
1935 bld = ice_pkg_buf_alloc(hw);
1937 return ICE_ERR_NO_MEMORY;
1939 /* allocate 2 sections, one for Rx parser, one for Tx parser */
1940 if (ice_pkg_buf_reserve_section(bld, 2))
1941 goto ice_create_tunnel_err;
1943 sect_rx = (struct ice_boost_tcam_section *)
1944 ice_pkg_buf_alloc_section(bld, ICE_SID_RXPARSER_BOOST_TCAM,
1947 goto ice_create_tunnel_err;
1948 sect_rx->count = CPU_TO_LE16(1);
1950 sect_tx = (struct ice_boost_tcam_section *)
1951 ice_pkg_buf_alloc_section(bld, ICE_SID_TXPARSER_BOOST_TCAM,
1954 goto ice_create_tunnel_err;
1955 sect_tx->count = CPU_TO_LE16(1);
1957 /* copy original boost entry to update package buffer */
1958 ice_memcpy(sect_rx->tcam, hw->tnl.tbl[index].boost_entry,
1959 sizeof(*sect_rx->tcam), ICE_NONDMA_TO_NONDMA);
1961 /* over-write the never-match dest port key bits with the encoded port
1964 ice_set_key((u8 *)§_rx->tcam[0].key, sizeof(sect_rx->tcam[0].key),
1965 (u8 *)&port, NULL, NULL, NULL,
1966 (u16)offsetof(struct ice_boost_key_value, hv_dst_port_key),
1967 sizeof(sect_rx->tcam[0].key.key.hv_dst_port_key));
1969 /* exact copy of entry to Tx section entry */
1970 ice_memcpy(sect_tx->tcam, sect_rx->tcam, sizeof(*sect_tx->tcam),
1971 ICE_NONDMA_TO_NONDMA);
1973 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
1975 hw->tnl.tbl[index].port = port;
1976 hw->tnl.tbl[index].in_use = true;
1979 ice_create_tunnel_err:
1980 ice_pkg_buf_free(hw, bld);
1986 * ice_destroy_tunnel
1987 * @hw: pointer to the HW structure
1988 * @port: port of tunnel to destroy (ignored if the all parameter is true)
1989 * @all: flag that states to destroy all tunnels
1991 * Destroys a tunnel or all tunnels by creating an update package buffer
1992 * targeting the specific updates requested and then performing an update
1995 enum ice_status ice_destroy_tunnel(struct ice_hw *hw, u16 port, bool all)
1997 struct ice_boost_tcam_section *sect_rx, *sect_tx;
1998 enum ice_status status = ICE_ERR_MAX_LIMIT;
1999 struct ice_buf_build *bld;
2004 /* determine count */
2005 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2006 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
2007 (all || hw->tnl.tbl[i].port == port))
2011 return ICE_ERR_PARAM;
2013 /* size of section - there is at least one entry */
2014 size = ice_struct_size(sect_rx, tcam, count - 1);
2016 bld = ice_pkg_buf_alloc(hw);
2018 return ICE_ERR_NO_MEMORY;
2020 /* allocate 2 sections, one for Rx parser, one for Tx parser */
2021 if (ice_pkg_buf_reserve_section(bld, 2))
2022 goto ice_destroy_tunnel_err;
2024 sect_rx = (struct ice_boost_tcam_section *)
2025 ice_pkg_buf_alloc_section(bld, ICE_SID_RXPARSER_BOOST_TCAM,
2028 goto ice_destroy_tunnel_err;
2029 sect_rx->count = CPU_TO_LE16(1);
2031 sect_tx = (struct ice_boost_tcam_section *)
2032 ice_pkg_buf_alloc_section(bld, ICE_SID_TXPARSER_BOOST_TCAM,
2035 goto ice_destroy_tunnel_err;
2036 sect_tx->count = CPU_TO_LE16(1);
2038 /* copy original boost entry to update package buffer, one copy to Rx
2039 * section, another copy to the Tx section
2041 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2042 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
2043 (all || hw->tnl.tbl[i].port == port)) {
2044 ice_memcpy(sect_rx->tcam + i,
2045 hw->tnl.tbl[i].boost_entry,
2046 sizeof(*sect_rx->tcam),
2047 ICE_NONDMA_TO_NONDMA);
2048 ice_memcpy(sect_tx->tcam + i,
2049 hw->tnl.tbl[i].boost_entry,
2050 sizeof(*sect_tx->tcam),
2051 ICE_NONDMA_TO_NONDMA);
2052 hw->tnl.tbl[i].marked = true;
2055 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
2057 for (i = 0; i < hw->tnl.count &&
2058 i < ICE_TUNNEL_MAX_ENTRIES; i++)
2059 if (hw->tnl.tbl[i].marked) {
2060 hw->tnl.tbl[i].port = 0;
2061 hw->tnl.tbl[i].in_use = false;
2062 hw->tnl.tbl[i].marked = false;
2065 ice_destroy_tunnel_err:
2066 ice_pkg_buf_free(hw, bld);
2072 * ice_find_prot_off - find prot ID and offset pair, based on prof and FV index
2073 * @hw: pointer to the hardware structure
2074 * @blk: hardware block
2076 * @fv_idx: field vector word index
2077 * @prot: variable to receive the protocol ID
2078 * @off: variable to receive the protocol offset
2081 ice_find_prot_off(struct ice_hw *hw, enum ice_block blk, u8 prof, u16 fv_idx,
2084 struct ice_fv_word *fv_ext;
2086 if (prof >= hw->blk[blk].es.count)
2087 return ICE_ERR_PARAM;
2089 if (fv_idx >= hw->blk[blk].es.fvw)
2090 return ICE_ERR_PARAM;
2092 fv_ext = hw->blk[blk].es.t + (prof * hw->blk[blk].es.fvw);
2094 *prot = fv_ext[fv_idx].prot_id;
2095 *off = fv_ext[fv_idx].off;
2100 /* PTG Management */
2103 * ice_ptg_find_ptype - Search for packet type group using packet type (ptype)
2104 * @hw: pointer to the hardware structure
2106 * @ptype: the ptype to search for
2107 * @ptg: pointer to variable that receives the PTG
2109 * This function will search the PTGs for a particular ptype, returning the
2110 * PTG ID that contains it through the PTG parameter, with the value of
2111 * ICE_DEFAULT_PTG (0) meaning it is part the default PTG.
2113 static enum ice_status
2114 ice_ptg_find_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg)
2116 if (ptype >= ICE_XLT1_CNT || !ptg)
2117 return ICE_ERR_PARAM;
2119 *ptg = hw->blk[blk].xlt1.ptypes[ptype].ptg;
2124 * ice_ptg_alloc_val - Allocates a new packet type group ID by value
2125 * @hw: pointer to the hardware structure
2127 * @ptg: the PTG to allocate
2129 * This function allocates a given packet type group ID specified by the PTG
2132 static void ice_ptg_alloc_val(struct ice_hw *hw, enum ice_block blk, u8 ptg)
2134 hw->blk[blk].xlt1.ptg_tbl[ptg].in_use = true;
2138 * ice_ptg_remove_ptype - Removes ptype from a particular packet type group
2139 * @hw: pointer to the hardware structure
2141 * @ptype: the ptype to remove
2142 * @ptg: the PTG to remove the ptype from
2144 * This function will remove the ptype from the specific PTG, and move it to
2145 * the default PTG (ICE_DEFAULT_PTG).
2147 static enum ice_status
2148 ice_ptg_remove_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2150 struct ice_ptg_ptype **ch;
2151 struct ice_ptg_ptype *p;
2153 if (ptype > ICE_XLT1_CNT - 1)
2154 return ICE_ERR_PARAM;
2156 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use)
2157 return ICE_ERR_DOES_NOT_EXIST;
2159 /* Should not happen if .in_use is set, bad config */
2160 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype)
2163 /* find the ptype within this PTG, and bypass the link over it */
2164 p = hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2165 ch = &hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2167 if (ptype == (p - hw->blk[blk].xlt1.ptypes)) {
2168 *ch = p->next_ptype;
2172 ch = &p->next_ptype;
2176 hw->blk[blk].xlt1.ptypes[ptype].ptg = ICE_DEFAULT_PTG;
2177 hw->blk[blk].xlt1.ptypes[ptype].next_ptype = NULL;
2183 * ice_ptg_add_mv_ptype - Adds/moves ptype to a particular packet type group
2184 * @hw: pointer to the hardware structure
2186 * @ptype: the ptype to add or move
2187 * @ptg: the PTG to add or move the ptype to
2189 * This function will either add or move a ptype to a particular PTG depending
2190 * on if the ptype is already part of another group. Note that using a
2191 * a destination PTG ID of ICE_DEFAULT_PTG (0) will move the ptype to the
2194 static enum ice_status
2195 ice_ptg_add_mv_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2197 enum ice_status status;
2200 if (ptype > ICE_XLT1_CNT - 1)
2201 return ICE_ERR_PARAM;
2203 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use && ptg != ICE_DEFAULT_PTG)
2204 return ICE_ERR_DOES_NOT_EXIST;
2206 status = ice_ptg_find_ptype(hw, blk, ptype, &original_ptg);
2210 /* Is ptype already in the correct PTG? */
2211 if (original_ptg == ptg)
2214 /* Remove from original PTG and move back to the default PTG */
2215 if (original_ptg != ICE_DEFAULT_PTG)
2216 ice_ptg_remove_ptype(hw, blk, ptype, original_ptg);
2218 /* Moving to default PTG? Then we're done with this request */
2219 if (ptg == ICE_DEFAULT_PTG)
2222 /* Add ptype to PTG at beginning of list */
2223 hw->blk[blk].xlt1.ptypes[ptype].next_ptype =
2224 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2225 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype =
2226 &hw->blk[blk].xlt1.ptypes[ptype];
2228 hw->blk[blk].xlt1.ptypes[ptype].ptg = ptg;
2229 hw->blk[blk].xlt1.t[ptype] = ptg;
2234 /* Block / table size info */
2235 struct ice_blk_size_details {
2236 u16 xlt1; /* # XLT1 entries */
2237 u16 xlt2; /* # XLT2 entries */
2238 u16 prof_tcam; /* # profile ID TCAM entries */
2239 u16 prof_id; /* # profile IDs */
2240 u8 prof_cdid_bits; /* # CDID one-hot bits used in key */
2241 u16 prof_redir; /* # profile redirection entries */
2242 u16 es; /* # extraction sequence entries */
2243 u16 fvw; /* # field vector words */
2244 u8 overwrite; /* overwrite existing entries allowed */
2245 u8 reverse; /* reverse FV order */
2248 static const struct ice_blk_size_details blk_sizes[ICE_BLK_COUNT] = {
2251 * XLT1 - Number of entries in XLT1 table
2252 * XLT2 - Number of entries in XLT2 table
2253 * TCAM - Number of entries Profile ID TCAM table
2254 * CDID - Control Domain ID of the hardware block
2255 * PRED - Number of entries in the Profile Redirection Table
2256 * FV - Number of entries in the Field Vector
2257 * FVW - Width (in WORDs) of the Field Vector
2258 * OVR - Overwrite existing table entries
2261 /* XLT1 , XLT2 ,TCAM, PID,CDID,PRED, FV, FVW */
2262 /* Overwrite , Reverse FV */
2263 /* SW */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 256, 0, 256, 256, 48,
2265 /* ACL */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 32,
2267 /* FD */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2269 /* RSS */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2271 /* PE */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 64, 32, 0, 32, 32, 24,
2276 ICE_SID_XLT1_OFF = 0,
2279 ICE_SID_PR_REDIR_OFF,
2284 /* Characteristic handling */
2287 * ice_match_prop_lst - determine if properties of two lists match
2288 * @list1: first properties list
2289 * @list2: second properties list
2291 * Count, cookies and the order must match in order to be considered equivalent.
2294 ice_match_prop_lst(struct LIST_HEAD_TYPE *list1, struct LIST_HEAD_TYPE *list2)
2296 struct ice_vsig_prof *tmp1;
2297 struct ice_vsig_prof *tmp2;
2301 /* compare counts */
2302 LIST_FOR_EACH_ENTRY(tmp1, list1, ice_vsig_prof, list) {
2305 LIST_FOR_EACH_ENTRY(tmp2, list2, ice_vsig_prof, list) {
2308 if (!count || count != chk_count)
2311 tmp1 = LIST_FIRST_ENTRY(list1, struct ice_vsig_prof, list);
2312 tmp2 = LIST_FIRST_ENTRY(list2, struct ice_vsig_prof, list);
2314 /* profile cookies must compare, and in the exact same order to take
2315 * into account priority
2318 if (tmp2->profile_cookie != tmp1->profile_cookie)
2321 tmp1 = LIST_NEXT_ENTRY(tmp1, struct ice_vsig_prof, list);
2322 tmp2 = LIST_NEXT_ENTRY(tmp2, struct ice_vsig_prof, list);
2328 /* VSIG Management */
2331 * ice_vsig_find_vsi - find a VSIG that contains a specified VSI
2332 * @hw: pointer to the hardware structure
2334 * @vsi: VSI of interest
2335 * @vsig: pointer to receive the VSI group
2337 * This function will lookup the VSI entry in the XLT2 list and return
2338 * the VSI group its associated with.
2341 ice_vsig_find_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 *vsig)
2343 if (!vsig || vsi >= ICE_MAX_VSI)
2344 return ICE_ERR_PARAM;
2346 /* As long as there's a default or valid VSIG associated with the input
2347 * VSI, the functions returns a success. Any handling of VSIG will be
2348 * done by the following add, update or remove functions.
2350 *vsig = hw->blk[blk].xlt2.vsis[vsi].vsig;
2356 * ice_vsig_alloc_val - allocate a new VSIG by value
2357 * @hw: pointer to the hardware structure
2359 * @vsig: the VSIG to allocate
2361 * This function will allocate a given VSIG specified by the VSIG parameter.
2363 static u16 ice_vsig_alloc_val(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2365 u16 idx = vsig & ICE_VSIG_IDX_M;
2367 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use) {
2368 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2369 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = true;
2372 return ICE_VSIG_VALUE(idx, hw->pf_id);
2376 * ice_vsig_alloc - Finds a free entry and allocates a new VSIG
2377 * @hw: pointer to the hardware structure
2380 * This function will iterate through the VSIG list and mark the first
2381 * unused entry for the new VSIG entry as used and return that value.
2383 static u16 ice_vsig_alloc(struct ice_hw *hw, enum ice_block blk)
2387 for (i = 1; i < ICE_MAX_VSIGS; i++)
2388 if (!hw->blk[blk].xlt2.vsig_tbl[i].in_use)
2389 return ice_vsig_alloc_val(hw, blk, i);
2391 return ICE_DEFAULT_VSIG;
2395 * ice_find_dup_props_vsig - find VSI group with a specified set of properties
2396 * @hw: pointer to the hardware structure
2398 * @chs: characteristic list
2399 * @vsig: returns the VSIG with the matching profiles, if found
2401 * Each VSIG is associated with a characteristic set; i.e. all VSIs under
2402 * a group have the same characteristic set. To check if there exists a VSIG
2403 * which has the same characteristics as the input characteristics; this
2404 * function will iterate through the XLT2 list and return the VSIG that has a
2405 * matching configuration. In order to make sure that priorities are accounted
2406 * for, the list must match exactly, including the order in which the
2407 * characteristics are listed.
2409 static enum ice_status
2410 ice_find_dup_props_vsig(struct ice_hw *hw, enum ice_block blk,
2411 struct LIST_HEAD_TYPE *chs, u16 *vsig)
2413 struct ice_xlt2 *xlt2 = &hw->blk[blk].xlt2;
2416 for (i = 0; i < xlt2->count; i++) {
2417 if (xlt2->vsig_tbl[i].in_use &&
2418 ice_match_prop_lst(chs, &xlt2->vsig_tbl[i].prop_lst)) {
2419 *vsig = ICE_VSIG_VALUE(i, hw->pf_id);
2424 return ICE_ERR_DOES_NOT_EXIST;
2428 * ice_vsig_free - free VSI group
2429 * @hw: pointer to the hardware structure
2431 * @vsig: VSIG to remove
2433 * The function will remove all VSIs associated with the input VSIG and move
2434 * them to the DEFAULT_VSIG and mark the VSIG available.
2436 static enum ice_status
2437 ice_vsig_free(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2439 struct ice_vsig_prof *dtmp, *del;
2440 struct ice_vsig_vsi *vsi_cur;
2443 idx = vsig & ICE_VSIG_IDX_M;
2444 if (idx >= ICE_MAX_VSIGS)
2445 return ICE_ERR_PARAM;
2447 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2448 return ICE_ERR_DOES_NOT_EXIST;
2450 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = false;
2452 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2453 /* If the VSIG has at least 1 VSI then iterate through the
2454 * list and remove the VSIs before deleting the group.
2457 /* remove all vsis associated with this VSIG XLT2 entry */
2459 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
2461 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2462 vsi_cur->changed = 1;
2463 vsi_cur->next_vsi = NULL;
2467 /* NULL terminate head of VSI list */
2468 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi = NULL;
2471 /* free characteristic list */
2472 LIST_FOR_EACH_ENTRY_SAFE(del, dtmp,
2473 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
2474 ice_vsig_prof, list) {
2475 LIST_DEL(&del->list);
2479 /* if VSIG characteristic list was cleared for reset
2480 * re-initialize the list head
2482 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2488 * ice_vsig_remove_vsi - remove VSI from VSIG
2489 * @hw: pointer to the hardware structure
2491 * @vsi: VSI to remove
2492 * @vsig: VSI group to remove from
2494 * The function will remove the input VSI from its VSI group and move it
2495 * to the DEFAULT_VSIG.
2497 static enum ice_status
2498 ice_vsig_remove_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2500 struct ice_vsig_vsi **vsi_head, *vsi_cur, *vsi_tgt;
2503 idx = vsig & ICE_VSIG_IDX_M;
2505 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2506 return ICE_ERR_PARAM;
2508 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2509 return ICE_ERR_DOES_NOT_EXIST;
2511 /* entry already in default VSIG, don't have to remove */
2512 if (idx == ICE_DEFAULT_VSIG)
2515 vsi_head = &hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2519 vsi_tgt = &hw->blk[blk].xlt2.vsis[vsi];
2520 vsi_cur = (*vsi_head);
2522 /* iterate the VSI list, skip over the entry to be removed */
2524 if (vsi_tgt == vsi_cur) {
2525 (*vsi_head) = vsi_cur->next_vsi;
2528 vsi_head = &vsi_cur->next_vsi;
2529 vsi_cur = vsi_cur->next_vsi;
2532 /* verify if VSI was removed from group list */
2534 return ICE_ERR_DOES_NOT_EXIST;
2536 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2537 vsi_cur->changed = 1;
2538 vsi_cur->next_vsi = NULL;
2544 * ice_vsig_add_mv_vsi - add or move a VSI to a VSI group
2545 * @hw: pointer to the hardware structure
2548 * @vsig: destination VSI group
2550 * This function will move or add the input VSI to the target VSIG.
2551 * The function will find the original VSIG the VSI belongs to and
2552 * move the entry to the DEFAULT_VSIG, update the original VSIG and
2553 * then move entry to the new VSIG.
2555 static enum ice_status
2556 ice_vsig_add_mv_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2558 struct ice_vsig_vsi *tmp;
2559 enum ice_status status;
2562 idx = vsig & ICE_VSIG_IDX_M;
2564 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2565 return ICE_ERR_PARAM;
2567 /* if VSIG not in use and VSIG is not default type this VSIG
2570 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use &&
2571 vsig != ICE_DEFAULT_VSIG)
2572 return ICE_ERR_DOES_NOT_EXIST;
2574 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
2578 /* no update required if vsigs match */
2579 if (orig_vsig == vsig)
2582 if (orig_vsig != ICE_DEFAULT_VSIG) {
2583 /* remove entry from orig_vsig and add to default VSIG */
2584 status = ice_vsig_remove_vsi(hw, blk, vsi, orig_vsig);
2589 if (idx == ICE_DEFAULT_VSIG)
2592 /* Create VSI entry and add VSIG and prop_mask values */
2593 hw->blk[blk].xlt2.vsis[vsi].vsig = vsig;
2594 hw->blk[blk].xlt2.vsis[vsi].changed = 1;
2596 /* Add new entry to the head of the VSIG list */
2597 tmp = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2598 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi =
2599 &hw->blk[blk].xlt2.vsis[vsi];
2600 hw->blk[blk].xlt2.vsis[vsi].next_vsi = tmp;
2601 hw->blk[blk].xlt2.t[vsi] = vsig;
2607 * ice_prof_has_mask_idx - determine if profile index masking is identical
2608 * @hw: pointer to the hardware structure
2610 * @prof: profile to check
2611 * @idx: profile index to check
2612 * @masks: masks to match
2615 ice_prof_has_mask_idx(struct ice_hw *hw, enum ice_block blk, u8 prof, u16 idx,
2618 bool expect_no_mask = false;
2623 /* If mask is 0x0000 or 0xffff, then there is no masking */
2624 if (mask == 0 || mask == 0xffff)
2625 expect_no_mask = true;
2627 /* Scan the enabled masks on this profile, for the specified idx */
2628 for (i = hw->blk[blk].masks.first; i < hw->blk[blk].masks.first +
2629 hw->blk[blk].masks.count; i++)
2630 if (hw->blk[blk].es.mask_ena[prof] & BIT(i))
2631 if (hw->blk[blk].masks.masks[i].in_use &&
2632 hw->blk[blk].masks.masks[i].idx == idx) {
2634 if (hw->blk[blk].masks.masks[i].mask == mask)
2639 if (expect_no_mask) {
2651 * ice_prof_has_mask - determine if profile masking is identical
2652 * @hw: pointer to the hardware structure
2654 * @prof: profile to check
2655 * @masks: masks to match
2658 ice_prof_has_mask(struct ice_hw *hw, enum ice_block blk, u8 prof, u16 *masks)
2662 /* es->mask_ena[prof] will have the mask */
2663 for (i = 0; i < hw->blk[blk].es.fvw; i++)
2664 if (!ice_prof_has_mask_idx(hw, blk, prof, i, masks[i]))
2671 * ice_find_prof_id_with_mask - find profile ID for a given field vector
2672 * @hw: pointer to the hardware structure
2674 * @fv: field vector to search for
2675 * @masks: masks for fv
2676 * @prof_id: receives the profile ID
2678 static enum ice_status
2679 ice_find_prof_id_with_mask(struct ice_hw *hw, enum ice_block blk,
2680 struct ice_fv_word *fv, u16 *masks, u8 *prof_id)
2682 struct ice_es *es = &hw->blk[blk].es;
2685 for (i = 0; i < (u8)es->count; i++) {
2686 u16 off = i * es->fvw;
2688 if (memcmp(&es->t[off], fv, es->fvw * sizeof(*fv)))
2691 /* check if masks settings are the same for this profile */
2692 if (masks && !ice_prof_has_mask(hw, blk, i, masks))
2699 return ICE_ERR_DOES_NOT_EXIST;
2703 * ice_prof_id_rsrc_type - get profile ID resource type for a block type
2704 * @blk: the block type
2705 * @rsrc_type: pointer to variable to receive the resource type
2707 static bool ice_prof_id_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2711 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_PROFID;
2714 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_PROFID;
2717 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_PROFID;
2720 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_PROFID;
2723 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_PROFID;
2732 * ice_tcam_ent_rsrc_type - get TCAM entry resource type for a block type
2733 * @blk: the block type
2734 * @rsrc_type: pointer to variable to receive the resource type
2736 static bool ice_tcam_ent_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2740 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_TCAM;
2743 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_TCAM;
2746 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_TCAM;
2749 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_TCAM;
2752 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_TCAM;
2761 * ice_alloc_tcam_ent - allocate hardware TCAM entry
2762 * @hw: pointer to the HW struct
2763 * @blk: the block to allocate the TCAM for
2764 * @tcam_idx: pointer to variable to receive the TCAM entry
2766 * This function allocates a new entry in a Profile ID TCAM for a specific
2769 static enum ice_status
2770 ice_alloc_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 *tcam_idx)
2774 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2775 return ICE_ERR_PARAM;
2777 return ice_alloc_hw_res(hw, res_type, 1, true, tcam_idx);
2781 * ice_free_tcam_ent - free hardware TCAM entry
2782 * @hw: pointer to the HW struct
2783 * @blk: the block from which to free the TCAM entry
2784 * @tcam_idx: the TCAM entry to free
2786 * This function frees an entry in a Profile ID TCAM for a specific block.
2788 static enum ice_status
2789 ice_free_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 tcam_idx)
2793 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2794 return ICE_ERR_PARAM;
2796 return ice_free_hw_res(hw, res_type, 1, &tcam_idx);
2800 * ice_alloc_prof_id - allocate profile ID
2801 * @hw: pointer to the HW struct
2802 * @blk: the block to allocate the profile ID for
2803 * @prof_id: pointer to variable to receive the profile ID
2805 * This function allocates a new profile ID, which also corresponds to a Field
2806 * Vector (Extraction Sequence) entry.
2808 static enum ice_status
2809 ice_alloc_prof_id(struct ice_hw *hw, enum ice_block blk, u8 *prof_id)
2811 enum ice_status status;
2815 if (!ice_prof_id_rsrc_type(blk, &res_type))
2816 return ICE_ERR_PARAM;
2818 status = ice_alloc_hw_res(hw, res_type, 1, false, &get_prof);
2820 *prof_id = (u8)get_prof;
2826 * ice_free_prof_id - free profile ID
2827 * @hw: pointer to the HW struct
2828 * @blk: the block from which to free the profile ID
2829 * @prof_id: the profile ID to free
2831 * This function frees a profile ID, which also corresponds to a Field Vector.
2833 static enum ice_status
2834 ice_free_prof_id(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2836 u16 tmp_prof_id = (u16)prof_id;
2839 if (!ice_prof_id_rsrc_type(blk, &res_type))
2840 return ICE_ERR_PARAM;
2842 return ice_free_hw_res(hw, res_type, 1, &tmp_prof_id);
2846 * ice_prof_inc_ref - increment reference count for profile
2847 * @hw: pointer to the HW struct
2848 * @blk: the block from which to free the profile ID
2849 * @prof_id: the profile ID for which to increment the reference count
2851 static enum ice_status
2852 ice_prof_inc_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2854 if (prof_id > hw->blk[blk].es.count)
2855 return ICE_ERR_PARAM;
2857 hw->blk[blk].es.ref_count[prof_id]++;
2863 * ice_write_prof_mask_reg - write profile mask register
2864 * @hw: pointer to the HW struct
2865 * @blk: hardware block
2866 * @mask_idx: mask index
2867 * @idx: index of the FV which will use the mask
2868 * @mask: the 16-bit mask
2871 ice_write_prof_mask_reg(struct ice_hw *hw, enum ice_block blk, u16 mask_idx,
2879 offset = GLQF_HMASK(mask_idx);
2880 val = (idx << GLQF_HMASK_MSK_INDEX_S) &
2881 GLQF_HMASK_MSK_INDEX_M;
2882 val |= (mask << GLQF_HMASK_MASK_S) & GLQF_HMASK_MASK_M;
2885 offset = GLQF_FDMASK(mask_idx);
2886 val = (idx << GLQF_FDMASK_MSK_INDEX_S) &
2887 GLQF_FDMASK_MSK_INDEX_M;
2888 val |= (mask << GLQF_FDMASK_MASK_S) &
2892 ice_debug(hw, ICE_DBG_PKG, "No profile masks for block %d\n",
2897 wr32(hw, offset, val);
2898 ice_debug(hw, ICE_DBG_PKG, "write mask, blk %d (%d): %x = %x\n",
2899 blk, idx, offset, val);
2903 * ice_write_prof_mask_enable_res - write profile mask enable register
2904 * @hw: pointer to the HW struct
2905 * @blk: hardware block
2906 * @prof_id: profile ID
2907 * @enable_mask: enable mask
2910 ice_write_prof_mask_enable_res(struct ice_hw *hw, enum ice_block blk,
2911 u16 prof_id, u32 enable_mask)
2917 offset = GLQF_HMASK_SEL(prof_id);
2920 offset = GLQF_FDMASK_SEL(prof_id);
2923 ice_debug(hw, ICE_DBG_PKG, "No profile masks for block %d\n",
2928 wr32(hw, offset, enable_mask);
2929 ice_debug(hw, ICE_DBG_PKG, "write mask enable, blk %d (%d): %x = %x\n",
2930 blk, prof_id, offset, enable_mask);
2934 * ice_init_prof_masks - initial prof masks
2935 * @hw: pointer to the HW struct
2936 * @blk: hardware block
2938 static void ice_init_prof_masks(struct ice_hw *hw, enum ice_block blk)
2943 ice_init_lock(&hw->blk[blk].masks.lock);
2945 per_pf = ICE_PROF_MASK_COUNT / hw->dev_caps.num_funcs;
2947 hw->blk[blk].masks.count = per_pf;
2948 hw->blk[blk].masks.first = hw->pf_id * per_pf;
2950 ice_memset(hw->blk[blk].masks.masks, 0,
2951 sizeof(hw->blk[blk].masks.masks), ICE_NONDMA_MEM);
2953 for (i = hw->blk[blk].masks.first;
2954 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++)
2955 ice_write_prof_mask_reg(hw, blk, i, 0, 0);
2959 * ice_init_all_prof_masks - initial all prof masks
2960 * @hw: pointer to the HW struct
2962 void ice_init_all_prof_masks(struct ice_hw *hw)
2964 ice_init_prof_masks(hw, ICE_BLK_RSS);
2965 ice_init_prof_masks(hw, ICE_BLK_FD);
2969 * ice_alloc_prof_mask - allocate profile mask
2970 * @hw: pointer to the HW struct
2971 * @blk: hardware block
2972 * @idx: index of FV which will use the mask
2973 * @mask: the 16-bit mask
2974 * @mask_idx: variable to receive the mask index
2976 static enum ice_status
2977 ice_alloc_prof_mask(struct ice_hw *hw, enum ice_block blk, u16 idx, u16 mask,
2980 bool found_unused = false, found_copy = false;
2981 enum ice_status status = ICE_ERR_MAX_LIMIT;
2982 u16 unused_idx = 0, copy_idx = 0;
2985 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
2986 return ICE_ERR_PARAM;
2988 ice_acquire_lock(&hw->blk[blk].masks.lock);
2990 for (i = hw->blk[blk].masks.first;
2991 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++)
2992 if (hw->blk[blk].masks.masks[i].in_use) {
2993 /* if mask is in use and it exactly duplicates the
2994 * desired mask and index, then in can be reused
2996 if (hw->blk[blk].masks.masks[i].mask == mask &&
2997 hw->blk[blk].masks.masks[i].idx == idx) {
3003 /* save off unused index, but keep searching in case
3004 * there is an exact match later on
3006 if (!found_unused) {
3007 found_unused = true;
3014 else if (found_unused)
3017 goto err_ice_alloc_prof_mask;
3019 /* update mask for a new entry */
3021 hw->blk[blk].masks.masks[i].in_use = true;
3022 hw->blk[blk].masks.masks[i].mask = mask;
3023 hw->blk[blk].masks.masks[i].idx = idx;
3024 hw->blk[blk].masks.masks[i].ref = 0;
3025 ice_write_prof_mask_reg(hw, blk, i, idx, mask);
3028 hw->blk[blk].masks.masks[i].ref++;
3030 status = ICE_SUCCESS;
3032 err_ice_alloc_prof_mask:
3033 ice_release_lock(&hw->blk[blk].masks.lock);
3039 * ice_free_prof_mask - free profile mask
3040 * @hw: pointer to the HW struct
3041 * @blk: hardware block
3042 * @mask_idx: index of mask
3044 static enum ice_status
3045 ice_free_prof_mask(struct ice_hw *hw, enum ice_block blk, u16 mask_idx)
3047 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3048 return ICE_ERR_PARAM;
3050 if (!(mask_idx >= hw->blk[blk].masks.first &&
3051 mask_idx < hw->blk[blk].masks.first + hw->blk[blk].masks.count))
3052 return ICE_ERR_DOES_NOT_EXIST;
3054 ice_acquire_lock(&hw->blk[blk].masks.lock);
3056 if (!hw->blk[blk].masks.masks[mask_idx].in_use)
3057 goto exit_ice_free_prof_mask;
3059 if (hw->blk[blk].masks.masks[mask_idx].ref > 1) {
3060 hw->blk[blk].masks.masks[mask_idx].ref--;
3061 goto exit_ice_free_prof_mask;
3065 hw->blk[blk].masks.masks[mask_idx].in_use = false;
3066 hw->blk[blk].masks.masks[mask_idx].mask = 0;
3067 hw->blk[blk].masks.masks[mask_idx].idx = 0;
3069 /* update mask as unused entry */
3070 ice_debug(hw, ICE_DBG_PKG, "Free mask, blk %d, mask %d\n", blk,
3072 ice_write_prof_mask_reg(hw, blk, mask_idx, 0, 0);
3074 exit_ice_free_prof_mask:
3075 ice_release_lock(&hw->blk[blk].masks.lock);
3081 * ice_free_prof_masks - free all profile masks for a profile
3082 * @hw: pointer to the HW struct
3083 * @blk: hardware block
3084 * @prof_id: profile ID
3086 static enum ice_status
3087 ice_free_prof_masks(struct ice_hw *hw, enum ice_block blk, u16 prof_id)
3092 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3093 return ICE_ERR_PARAM;
3095 mask_bm = hw->blk[blk].es.mask_ena[prof_id];
3096 for (i = 0; i < BITS_PER_BYTE * sizeof(mask_bm); i++)
3097 if (mask_bm & BIT(i))
3098 ice_free_prof_mask(hw, blk, i);
3104 * ice_shutdown_prof_masks - releases lock for masking
3105 * @hw: pointer to the HW struct
3106 * @blk: hardware block
3108 * This should be called before unloading the driver
3110 static void ice_shutdown_prof_masks(struct ice_hw *hw, enum ice_block blk)
3114 ice_acquire_lock(&hw->blk[blk].masks.lock);
3116 for (i = hw->blk[blk].masks.first;
3117 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++) {
3118 ice_write_prof_mask_reg(hw, blk, i, 0, 0);
3120 hw->blk[blk].masks.masks[i].in_use = false;
3121 hw->blk[blk].masks.masks[i].idx = 0;
3122 hw->blk[blk].masks.masks[i].mask = 0;
3125 ice_release_lock(&hw->blk[blk].masks.lock);
3126 ice_destroy_lock(&hw->blk[blk].masks.lock);
3130 * ice_shutdown_all_prof_masks - releases all locks for masking
3131 * @hw: pointer to the HW struct
3132 * @blk: hardware block
3134 * This should be called before unloading the driver
3136 void ice_shutdown_all_prof_masks(struct ice_hw *hw)
3138 ice_shutdown_prof_masks(hw, ICE_BLK_RSS);
3139 ice_shutdown_prof_masks(hw, ICE_BLK_FD);
3143 * ice_update_prof_masking - set registers according to masking
3144 * @hw: pointer to the HW struct
3145 * @blk: hardware block
3146 * @prof_id: profile ID
3150 static enum ice_status
3151 ice_update_prof_masking(struct ice_hw *hw, enum ice_block blk, u16 prof_id,
3152 struct ice_fv_word *es, u16 *masks)
3159 /* Only support FD and RSS masking, otherwise nothing to be done */
3160 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3163 for (i = 0; i < hw->blk[blk].es.fvw; i++)
3164 if (masks[i] && masks[i] != 0xFFFF) {
3165 if (!ice_alloc_prof_mask(hw, blk, i, masks[i], &idx)) {
3166 ena_mask |= BIT(idx);
3168 /* not enough bitmaps */
3175 /* free any bitmaps we have allocated */
3176 for (i = 0; i < BITS_PER_BYTE * sizeof(ena_mask); i++)
3177 if (ena_mask & BIT(i))
3178 ice_free_prof_mask(hw, blk, i);
3180 return ICE_ERR_OUT_OF_RANGE;
3183 /* enable the masks for this profile */
3184 ice_write_prof_mask_enable_res(hw, blk, prof_id, ena_mask);
3186 /* store enabled masks with profile so that they can be freed later */
3187 hw->blk[blk].es.mask_ena[prof_id] = ena_mask;
3193 * ice_write_es - write an extraction sequence to hardware
3194 * @hw: pointer to the HW struct
3195 * @blk: the block in which to write the extraction sequence
3196 * @prof_id: the profile ID to write
3197 * @fv: pointer to the extraction sequence to write - NULL to clear extraction
3200 ice_write_es(struct ice_hw *hw, enum ice_block blk, u8 prof_id,
3201 struct ice_fv_word *fv)
3205 off = prof_id * hw->blk[blk].es.fvw;
3207 ice_memset(&hw->blk[blk].es.t[off], 0, hw->blk[blk].es.fvw *
3208 sizeof(*fv), ICE_NONDMA_MEM);
3209 hw->blk[blk].es.written[prof_id] = false;
3211 ice_memcpy(&hw->blk[blk].es.t[off], fv, hw->blk[blk].es.fvw *
3212 sizeof(*fv), ICE_NONDMA_TO_NONDMA);
3217 * ice_prof_dec_ref - decrement reference count for profile
3218 * @hw: pointer to the HW struct
3219 * @blk: the block from which to free the profile ID
3220 * @prof_id: the profile ID for which to decrement the reference count
3222 static enum ice_status
3223 ice_prof_dec_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
3225 if (prof_id > hw->blk[blk].es.count)
3226 return ICE_ERR_PARAM;
3228 if (hw->blk[blk].es.ref_count[prof_id] > 0) {
3229 if (!--hw->blk[blk].es.ref_count[prof_id]) {
3230 ice_write_es(hw, blk, prof_id, NULL);
3231 ice_free_prof_masks(hw, blk, prof_id);
3232 return ice_free_prof_id(hw, blk, prof_id);
3239 /* Block / table section IDs */
3240 static const u32 ice_blk_sids[ICE_BLK_COUNT][ICE_SID_OFF_COUNT] = {
3244 ICE_SID_PROFID_TCAM_SW,
3245 ICE_SID_PROFID_REDIR_SW,
3252 ICE_SID_PROFID_TCAM_ACL,
3253 ICE_SID_PROFID_REDIR_ACL,
3260 ICE_SID_PROFID_TCAM_FD,
3261 ICE_SID_PROFID_REDIR_FD,
3268 ICE_SID_PROFID_TCAM_RSS,
3269 ICE_SID_PROFID_REDIR_RSS,
3276 ICE_SID_PROFID_TCAM_PE,
3277 ICE_SID_PROFID_REDIR_PE,
3283 * ice_init_sw_xlt1_db - init software XLT1 database from HW tables
3284 * @hw: pointer to the hardware structure
3285 * @blk: the HW block to initialize
3287 static void ice_init_sw_xlt1_db(struct ice_hw *hw, enum ice_block blk)
3291 for (pt = 0; pt < hw->blk[blk].xlt1.count; pt++) {
3294 ptg = hw->blk[blk].xlt1.t[pt];
3295 if (ptg != ICE_DEFAULT_PTG) {
3296 ice_ptg_alloc_val(hw, blk, ptg);
3297 ice_ptg_add_mv_ptype(hw, blk, pt, ptg);
3303 * ice_init_sw_xlt2_db - init software XLT2 database from HW tables
3304 * @hw: pointer to the hardware structure
3305 * @blk: the HW block to initialize
3307 static void ice_init_sw_xlt2_db(struct ice_hw *hw, enum ice_block blk)
3311 for (vsi = 0; vsi < hw->blk[blk].xlt2.count; vsi++) {
3314 vsig = hw->blk[blk].xlt2.t[vsi];
3316 ice_vsig_alloc_val(hw, blk, vsig);
3317 ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
3318 /* no changes at this time, since this has been
3319 * initialized from the original package
3321 hw->blk[blk].xlt2.vsis[vsi].changed = 0;
3327 * ice_init_sw_db - init software database from HW tables
3328 * @hw: pointer to the hardware structure
3330 static void ice_init_sw_db(struct ice_hw *hw)
3334 for (i = 0; i < ICE_BLK_COUNT; i++) {
3335 ice_init_sw_xlt1_db(hw, (enum ice_block)i);
3336 ice_init_sw_xlt2_db(hw, (enum ice_block)i);
3341 * ice_fill_tbl - Reads content of a single table type into database
3342 * @hw: pointer to the hardware structure
3343 * @block_id: Block ID of the table to copy
3344 * @sid: Section ID of the table to copy
3346 * Will attempt to read the entire content of a given table of a single block
3347 * into the driver database. We assume that the buffer will always
3348 * be as large or larger than the data contained in the package. If
3349 * this condition is not met, there is most likely an error in the package
3352 static void ice_fill_tbl(struct ice_hw *hw, enum ice_block block_id, u32 sid)
3354 u32 dst_len, sect_len, offset = 0;
3355 struct ice_prof_redir_section *pr;
3356 struct ice_prof_id_section *pid;
3357 struct ice_xlt1_section *xlt1;
3358 struct ice_xlt2_section *xlt2;
3359 struct ice_sw_fv_section *es;
3360 struct ice_pkg_enum state;
3364 /* if the HW segment pointer is null then the first iteration of
3365 * ice_pkg_enum_section() will fail. In this case the HW tables will
3366 * not be filled and return success.
3369 ice_debug(hw, ICE_DBG_PKG, "hw->seg is NULL, tables are not filled\n");
3373 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
3375 sect = ice_pkg_enum_section(hw->seg, &state, sid);
3379 case ICE_SID_XLT1_SW:
3380 case ICE_SID_XLT1_FD:
3381 case ICE_SID_XLT1_RSS:
3382 case ICE_SID_XLT1_ACL:
3383 case ICE_SID_XLT1_PE:
3384 xlt1 = (struct ice_xlt1_section *)sect;
3386 sect_len = LE16_TO_CPU(xlt1->count) *
3387 sizeof(*hw->blk[block_id].xlt1.t);
3388 dst = hw->blk[block_id].xlt1.t;
3389 dst_len = hw->blk[block_id].xlt1.count *
3390 sizeof(*hw->blk[block_id].xlt1.t);
3392 case ICE_SID_XLT2_SW:
3393 case ICE_SID_XLT2_FD:
3394 case ICE_SID_XLT2_RSS:
3395 case ICE_SID_XLT2_ACL:
3396 case ICE_SID_XLT2_PE:
3397 xlt2 = (struct ice_xlt2_section *)sect;
3398 src = (_FORCE_ u8 *)xlt2->value;
3399 sect_len = LE16_TO_CPU(xlt2->count) *
3400 sizeof(*hw->blk[block_id].xlt2.t);
3401 dst = (u8 *)hw->blk[block_id].xlt2.t;
3402 dst_len = hw->blk[block_id].xlt2.count *
3403 sizeof(*hw->blk[block_id].xlt2.t);
3405 case ICE_SID_PROFID_TCAM_SW:
3406 case ICE_SID_PROFID_TCAM_FD:
3407 case ICE_SID_PROFID_TCAM_RSS:
3408 case ICE_SID_PROFID_TCAM_ACL:
3409 case ICE_SID_PROFID_TCAM_PE:
3410 pid = (struct ice_prof_id_section *)sect;
3411 src = (u8 *)pid->entry;
3412 sect_len = LE16_TO_CPU(pid->count) *
3413 sizeof(*hw->blk[block_id].prof.t);
3414 dst = (u8 *)hw->blk[block_id].prof.t;
3415 dst_len = hw->blk[block_id].prof.count *
3416 sizeof(*hw->blk[block_id].prof.t);
3418 case ICE_SID_PROFID_REDIR_SW:
3419 case ICE_SID_PROFID_REDIR_FD:
3420 case ICE_SID_PROFID_REDIR_RSS:
3421 case ICE_SID_PROFID_REDIR_ACL:
3422 case ICE_SID_PROFID_REDIR_PE:
3423 pr = (struct ice_prof_redir_section *)sect;
3424 src = pr->redir_value;
3425 sect_len = LE16_TO_CPU(pr->count) *
3426 sizeof(*hw->blk[block_id].prof_redir.t);
3427 dst = hw->blk[block_id].prof_redir.t;
3428 dst_len = hw->blk[block_id].prof_redir.count *
3429 sizeof(*hw->blk[block_id].prof_redir.t);
3431 case ICE_SID_FLD_VEC_SW:
3432 case ICE_SID_FLD_VEC_FD:
3433 case ICE_SID_FLD_VEC_RSS:
3434 case ICE_SID_FLD_VEC_ACL:
3435 case ICE_SID_FLD_VEC_PE:
3436 es = (struct ice_sw_fv_section *)sect;
3438 sect_len = (u32)(LE16_TO_CPU(es->count) *
3439 hw->blk[block_id].es.fvw) *
3440 sizeof(*hw->blk[block_id].es.t);
3441 dst = (u8 *)hw->blk[block_id].es.t;
3442 dst_len = (u32)(hw->blk[block_id].es.count *
3443 hw->blk[block_id].es.fvw) *
3444 sizeof(*hw->blk[block_id].es.t);
3450 /* if the section offset exceeds destination length, terminate
3453 if (offset > dst_len)
3456 /* if the sum of section size and offset exceed destination size
3457 * then we are out of bounds of the HW table size for that PF.
3458 * Changing section length to fill the remaining table space
3461 if ((offset + sect_len) > dst_len)
3462 sect_len = dst_len - offset;
3464 ice_memcpy(dst + offset, src, sect_len, ICE_NONDMA_TO_NONDMA);
3466 sect = ice_pkg_enum_section(NULL, &state, sid);
3471 * ice_fill_blk_tbls - Read package context for tables
3472 * @hw: pointer to the hardware structure
3474 * Reads the current package contents and populates the driver
3475 * database with the data iteratively for all advanced feature
3476 * blocks. Assume that the HW tables have been allocated.
3478 void ice_fill_blk_tbls(struct ice_hw *hw)
3482 for (i = 0; i < ICE_BLK_COUNT; i++) {
3483 enum ice_block blk_id = (enum ice_block)i;
3485 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt1.sid);
3486 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt2.sid);
3487 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof.sid);
3488 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof_redir.sid);
3489 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].es.sid);
3496 * ice_free_prof_map - free profile map
3497 * @hw: pointer to the hardware structure
3498 * @blk_idx: HW block index
3500 static void ice_free_prof_map(struct ice_hw *hw, u8 blk_idx)
3502 struct ice_es *es = &hw->blk[blk_idx].es;
3503 struct ice_prof_map *del, *tmp;
3505 ice_acquire_lock(&es->prof_map_lock);
3506 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &es->prof_map,
3507 ice_prof_map, list) {
3508 LIST_DEL(&del->list);
3511 INIT_LIST_HEAD(&es->prof_map);
3512 ice_release_lock(&es->prof_map_lock);
3516 * ice_free_flow_profs - free flow profile entries
3517 * @hw: pointer to the hardware structure
3518 * @blk_idx: HW block index
3520 static void ice_free_flow_profs(struct ice_hw *hw, u8 blk_idx)
3522 struct ice_flow_prof *p, *tmp;
3524 ice_acquire_lock(&hw->fl_profs_locks[blk_idx]);
3525 LIST_FOR_EACH_ENTRY_SAFE(p, tmp, &hw->fl_profs[blk_idx],
3526 ice_flow_prof, l_entry) {
3527 struct ice_flow_entry *e, *t;
3529 LIST_FOR_EACH_ENTRY_SAFE(e, t, &p->entries,
3530 ice_flow_entry, l_entry)
3531 ice_flow_rem_entry(hw, ICE_FLOW_ENTRY_HNDL(e));
3533 LIST_DEL(&p->l_entry);
3535 ice_free(hw, p->acts);
3538 ice_release_lock(&hw->fl_profs_locks[blk_idx]);
3540 /* if driver is in reset and tables are being cleared
3541 * re-initialize the flow profile list heads
3543 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
3547 * ice_free_vsig_tbl - free complete VSIG table entries
3548 * @hw: pointer to the hardware structure
3549 * @blk: the HW block on which to free the VSIG table entries
3551 static void ice_free_vsig_tbl(struct ice_hw *hw, enum ice_block blk)
3555 if (!hw->blk[blk].xlt2.vsig_tbl)
3558 for (i = 1; i < ICE_MAX_VSIGS; i++)
3559 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use)
3560 ice_vsig_free(hw, blk, i);
3564 * ice_free_hw_tbls - free hardware table memory
3565 * @hw: pointer to the hardware structure
3567 void ice_free_hw_tbls(struct ice_hw *hw)
3569 struct ice_rss_cfg *r, *rt;
3572 for (i = 0; i < ICE_BLK_COUNT; i++) {
3573 if (hw->blk[i].is_list_init) {
3574 struct ice_es *es = &hw->blk[i].es;
3576 ice_free_prof_map(hw, i);
3577 ice_destroy_lock(&es->prof_map_lock);
3578 ice_free_flow_profs(hw, i);
3579 ice_destroy_lock(&hw->fl_profs_locks[i]);
3581 hw->blk[i].is_list_init = false;
3583 ice_free_vsig_tbl(hw, (enum ice_block)i);
3584 ice_free(hw, hw->blk[i].xlt1.ptypes);
3585 ice_free(hw, hw->blk[i].xlt1.ptg_tbl);
3586 ice_free(hw, hw->blk[i].xlt1.t);
3587 ice_free(hw, hw->blk[i].xlt2.t);
3588 ice_free(hw, hw->blk[i].xlt2.vsig_tbl);
3589 ice_free(hw, hw->blk[i].xlt2.vsis);
3590 ice_free(hw, hw->blk[i].prof.t);
3591 ice_free(hw, hw->blk[i].prof_redir.t);
3592 ice_free(hw, hw->blk[i].es.t);
3593 ice_free(hw, hw->blk[i].es.ref_count);
3594 ice_free(hw, hw->blk[i].es.written);
3595 ice_free(hw, hw->blk[i].es.mask_ena);
3598 LIST_FOR_EACH_ENTRY_SAFE(r, rt, &hw->rss_list_head,
3599 ice_rss_cfg, l_entry) {
3600 LIST_DEL(&r->l_entry);
3603 ice_destroy_lock(&hw->rss_locks);
3604 ice_shutdown_all_prof_masks(hw);
3605 ice_memset(hw->blk, 0, sizeof(hw->blk), ICE_NONDMA_MEM);
3609 * ice_init_flow_profs - init flow profile locks and list heads
3610 * @hw: pointer to the hardware structure
3611 * @blk_idx: HW block index
3613 static void ice_init_flow_profs(struct ice_hw *hw, u8 blk_idx)
3615 ice_init_lock(&hw->fl_profs_locks[blk_idx]);
3616 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
3620 * ice_clear_hw_tbls - clear HW tables and flow profiles
3621 * @hw: pointer to the hardware structure
3623 void ice_clear_hw_tbls(struct ice_hw *hw)
3627 for (i = 0; i < ICE_BLK_COUNT; i++) {
3628 struct ice_prof_redir *prof_redir = &hw->blk[i].prof_redir;
3629 struct ice_prof_tcam *prof = &hw->blk[i].prof;
3630 struct ice_xlt1 *xlt1 = &hw->blk[i].xlt1;
3631 struct ice_xlt2 *xlt2 = &hw->blk[i].xlt2;
3632 struct ice_es *es = &hw->blk[i].es;
3634 if (hw->blk[i].is_list_init) {
3635 ice_free_prof_map(hw, i);
3636 ice_free_flow_profs(hw, i);
3639 ice_free_vsig_tbl(hw, (enum ice_block)i);
3641 ice_memset(xlt1->ptypes, 0, xlt1->count * sizeof(*xlt1->ptypes),
3643 ice_memset(xlt1->ptg_tbl, 0,
3644 ICE_MAX_PTGS * sizeof(*xlt1->ptg_tbl),
3646 ice_memset(xlt1->t, 0, xlt1->count * sizeof(*xlt1->t),
3649 ice_memset(xlt2->vsis, 0, xlt2->count * sizeof(*xlt2->vsis),
3651 ice_memset(xlt2->vsig_tbl, 0,
3652 xlt2->count * sizeof(*xlt2->vsig_tbl),
3654 ice_memset(xlt2->t, 0, xlt2->count * sizeof(*xlt2->t),
3657 ice_memset(prof->t, 0, prof->count * sizeof(*prof->t),
3659 ice_memset(prof_redir->t, 0,
3660 prof_redir->count * sizeof(*prof_redir->t),
3663 ice_memset(es->t, 0, es->count * sizeof(*es->t),
3665 ice_memset(es->ref_count, 0, es->count * sizeof(*es->ref_count),
3667 ice_memset(es->written, 0, es->count * sizeof(*es->written),
3669 ice_memset(es->mask_ena, 0, es->count * sizeof(*es->mask_ena),
3675 * ice_init_hw_tbls - init hardware table memory
3676 * @hw: pointer to the hardware structure
3678 enum ice_status ice_init_hw_tbls(struct ice_hw *hw)
3682 ice_init_lock(&hw->rss_locks);
3683 INIT_LIST_HEAD(&hw->rss_list_head);
3684 ice_init_all_prof_masks(hw);
3685 for (i = 0; i < ICE_BLK_COUNT; i++) {
3686 struct ice_prof_redir *prof_redir = &hw->blk[i].prof_redir;
3687 struct ice_prof_tcam *prof = &hw->blk[i].prof;
3688 struct ice_xlt1 *xlt1 = &hw->blk[i].xlt1;
3689 struct ice_xlt2 *xlt2 = &hw->blk[i].xlt2;
3690 struct ice_es *es = &hw->blk[i].es;
3693 if (hw->blk[i].is_list_init)
3696 ice_init_flow_profs(hw, i);
3697 ice_init_lock(&es->prof_map_lock);
3698 INIT_LIST_HEAD(&es->prof_map);
3699 hw->blk[i].is_list_init = true;
3701 hw->blk[i].overwrite = blk_sizes[i].overwrite;
3702 es->reverse = blk_sizes[i].reverse;
3704 xlt1->sid = ice_blk_sids[i][ICE_SID_XLT1_OFF];
3705 xlt1->count = blk_sizes[i].xlt1;
3707 xlt1->ptypes = (struct ice_ptg_ptype *)
3708 ice_calloc(hw, xlt1->count, sizeof(*xlt1->ptypes));
3713 xlt1->ptg_tbl = (struct ice_ptg_entry *)
3714 ice_calloc(hw, ICE_MAX_PTGS, sizeof(*xlt1->ptg_tbl));
3719 xlt1->t = (u8 *)ice_calloc(hw, xlt1->count, sizeof(*xlt1->t));
3723 xlt2->sid = ice_blk_sids[i][ICE_SID_XLT2_OFF];
3724 xlt2->count = blk_sizes[i].xlt2;
3726 xlt2->vsis = (struct ice_vsig_vsi *)
3727 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsis));
3732 xlt2->vsig_tbl = (struct ice_vsig_entry *)
3733 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsig_tbl));
3734 if (!xlt2->vsig_tbl)
3737 for (j = 0; j < xlt2->count; j++)
3738 INIT_LIST_HEAD(&xlt2->vsig_tbl[j].prop_lst);
3740 xlt2->t = (u16 *)ice_calloc(hw, xlt2->count, sizeof(*xlt2->t));
3744 prof->sid = ice_blk_sids[i][ICE_SID_PR_OFF];
3745 prof->count = blk_sizes[i].prof_tcam;
3746 prof->max_prof_id = blk_sizes[i].prof_id;
3747 prof->cdid_bits = blk_sizes[i].prof_cdid_bits;
3748 prof->t = (struct ice_prof_tcam_entry *)
3749 ice_calloc(hw, prof->count, sizeof(*prof->t));
3754 prof_redir->sid = ice_blk_sids[i][ICE_SID_PR_REDIR_OFF];
3755 prof_redir->count = blk_sizes[i].prof_redir;
3756 prof_redir->t = (u8 *)ice_calloc(hw, prof_redir->count,
3757 sizeof(*prof_redir->t));
3762 es->sid = ice_blk_sids[i][ICE_SID_ES_OFF];
3763 es->count = blk_sizes[i].es;
3764 es->fvw = blk_sizes[i].fvw;
3765 es->t = (struct ice_fv_word *)
3766 ice_calloc(hw, (u32)(es->count * es->fvw),
3771 es->ref_count = (u16 *)
3772 ice_calloc(hw, es->count, sizeof(*es->ref_count));
3774 es->written = (u8 *)
3775 ice_calloc(hw, es->count, sizeof(*es->written));
3776 es->mask_ena = (u32 *)
3777 ice_calloc(hw, es->count, sizeof(*es->mask_ena));
3784 ice_free_hw_tbls(hw);
3785 return ICE_ERR_NO_MEMORY;
3789 * ice_prof_gen_key - generate profile ID key
3790 * @hw: pointer to the HW struct
3791 * @blk: the block in which to write profile ID to
3792 * @ptg: packet type group (PTG) portion of key
3793 * @vsig: VSIG portion of key
3794 * @cdid: CDID portion of key
3795 * @flags: flag portion of key
3796 * @vl_msk: valid mask
3797 * @dc_msk: don't care mask
3798 * @nm_msk: never match mask
3799 * @key: output of profile ID key
3801 static enum ice_status
3802 ice_prof_gen_key(struct ice_hw *hw, enum ice_block blk, u8 ptg, u16 vsig,
3803 u8 cdid, u16 flags, u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3804 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ], u8 nm_msk[ICE_TCAM_KEY_VAL_SZ],
3805 u8 key[ICE_TCAM_KEY_SZ])
3807 struct ice_prof_id_key inkey;
3810 inkey.xlt2_cdid = CPU_TO_LE16(vsig);
3811 inkey.flags = CPU_TO_LE16(flags);
3813 switch (hw->blk[blk].prof.cdid_bits) {
3817 #define ICE_CD_2_M 0xC000U
3818 #define ICE_CD_2_S 14
3819 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_2_M);
3820 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_2_S);
3823 #define ICE_CD_4_M 0xF000U
3824 #define ICE_CD_4_S 12
3825 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_4_M);
3826 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_4_S);
3829 #define ICE_CD_8_M 0xFF00U
3830 #define ICE_CD_8_S 16
3831 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_8_M);
3832 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_8_S);
3835 ice_debug(hw, ICE_DBG_PKG, "Error in profile config\n");
3839 return ice_set_key(key, ICE_TCAM_KEY_SZ, (u8 *)&inkey, vl_msk, dc_msk,
3840 nm_msk, 0, ICE_TCAM_KEY_SZ / 2);
3844 * ice_tcam_write_entry - write TCAM entry
3845 * @hw: pointer to the HW struct
3846 * @blk: the block in which to write profile ID to
3847 * @idx: the entry index to write to
3848 * @prof_id: profile ID
3849 * @ptg: packet type group (PTG) portion of key
3850 * @vsig: VSIG portion of key
3851 * @cdid: CDID: portion of key
3852 * @flags: flag portion of key
3853 * @vl_msk: valid mask
3854 * @dc_msk: don't care mask
3855 * @nm_msk: never match mask
3857 static enum ice_status
3858 ice_tcam_write_entry(struct ice_hw *hw, enum ice_block blk, u16 idx,
3859 u8 prof_id, u8 ptg, u16 vsig, u8 cdid, u16 flags,
3860 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3861 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ],
3862 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ])
3864 struct ice_prof_tcam_entry;
3865 enum ice_status status;
3867 status = ice_prof_gen_key(hw, blk, ptg, vsig, cdid, flags, vl_msk,
3868 dc_msk, nm_msk, hw->blk[blk].prof.t[idx].key);
3870 hw->blk[blk].prof.t[idx].addr = CPU_TO_LE16(idx);
3871 hw->blk[blk].prof.t[idx].prof_id = prof_id;
3878 * ice_vsig_get_ref - returns number of VSIs belong to a VSIG
3879 * @hw: pointer to the hardware structure
3881 * @vsig: VSIG to query
3882 * @refs: pointer to variable to receive the reference count
3884 static enum ice_status
3885 ice_vsig_get_ref(struct ice_hw *hw, enum ice_block blk, u16 vsig, u16 *refs)
3887 u16 idx = vsig & ICE_VSIG_IDX_M;
3888 struct ice_vsig_vsi *ptr;
3892 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
3893 return ICE_ERR_DOES_NOT_EXIST;
3895 ptr = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
3898 ptr = ptr->next_vsi;
3905 * ice_has_prof_vsig - check to see if VSIG has a specific profile
3906 * @hw: pointer to the hardware structure
3908 * @vsig: VSIG to check against
3909 * @hdl: profile handle
3912 ice_has_prof_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl)
3914 u16 idx = vsig & ICE_VSIG_IDX_M;
3915 struct ice_vsig_prof *ent;
3917 LIST_FOR_EACH_ENTRY(ent, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
3918 ice_vsig_prof, list) {
3919 if (ent->profile_cookie == hdl)
3923 ice_debug(hw, ICE_DBG_INIT,
3924 "Characteristic list for VSI group %d not found.\n",
3930 * ice_prof_bld_es - build profile ID extraction sequence changes
3931 * @hw: pointer to the HW struct
3932 * @blk: hardware block
3933 * @bld: the update package buffer build to add to
3934 * @chgs: the list of changes to make in hardware
3936 static enum ice_status
3937 ice_prof_bld_es(struct ice_hw *hw, enum ice_block blk,
3938 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3940 u16 vec_size = hw->blk[blk].es.fvw * sizeof(struct ice_fv_word);
3941 struct ice_chs_chg *tmp;
3943 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3944 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_prof) {
3945 u16 off = tmp->prof_id * hw->blk[blk].es.fvw;
3946 struct ice_pkg_es *p;
3949 id = ice_sect_id(blk, ICE_VEC_TBL);
3950 p = (struct ice_pkg_es *)
3951 ice_pkg_buf_alloc_section(bld, id, sizeof(*p) +
3956 return ICE_ERR_MAX_LIMIT;
3958 p->count = CPU_TO_LE16(1);
3959 p->offset = CPU_TO_LE16(tmp->prof_id);
3961 ice_memcpy(p->es, &hw->blk[blk].es.t[off], vec_size,
3962 ICE_NONDMA_TO_NONDMA);
3970 * ice_prof_bld_tcam - build profile ID TCAM changes
3971 * @hw: pointer to the HW struct
3972 * @blk: hardware block
3973 * @bld: the update package buffer build to add to
3974 * @chgs: the list of changes to make in hardware
3976 static enum ice_status
3977 ice_prof_bld_tcam(struct ice_hw *hw, enum ice_block blk,
3978 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3980 struct ice_chs_chg *tmp;
3982 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3983 if (tmp->type == ICE_TCAM_ADD && tmp->add_tcam_idx) {
3984 struct ice_prof_id_section *p;
3987 id = ice_sect_id(blk, ICE_PROF_TCAM);
3988 p = (struct ice_prof_id_section *)
3989 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3992 return ICE_ERR_MAX_LIMIT;
3994 p->count = CPU_TO_LE16(1);
3995 p->entry[0].addr = CPU_TO_LE16(tmp->tcam_idx);
3996 p->entry[0].prof_id = tmp->prof_id;
3998 ice_memcpy(p->entry[0].key,
3999 &hw->blk[blk].prof.t[tmp->tcam_idx].key,
4000 sizeof(hw->blk[blk].prof.t->key),
4001 ICE_NONDMA_TO_NONDMA);
4009 * ice_prof_bld_xlt1 - build XLT1 changes
4010 * @blk: hardware block
4011 * @bld: the update package buffer build to add to
4012 * @chgs: the list of changes to make in hardware
4014 static enum ice_status
4015 ice_prof_bld_xlt1(enum ice_block blk, struct ice_buf_build *bld,
4016 struct LIST_HEAD_TYPE *chgs)
4018 struct ice_chs_chg *tmp;
4020 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
4021 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_ptg) {
4022 struct ice_xlt1_section *p;
4025 id = ice_sect_id(blk, ICE_XLT1);
4026 p = (struct ice_xlt1_section *)
4027 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
4030 return ICE_ERR_MAX_LIMIT;
4032 p->count = CPU_TO_LE16(1);
4033 p->offset = CPU_TO_LE16(tmp->ptype);
4034 p->value[0] = tmp->ptg;
4042 * ice_prof_bld_xlt2 - build XLT2 changes
4043 * @blk: hardware block
4044 * @bld: the update package buffer build to add to
4045 * @chgs: the list of changes to make in hardware
4047 static enum ice_status
4048 ice_prof_bld_xlt2(enum ice_block blk, struct ice_buf_build *bld,
4049 struct LIST_HEAD_TYPE *chgs)
4051 struct ice_chs_chg *tmp;
4053 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
4054 struct ice_xlt2_section *p;
4057 switch (tmp->type) {
4061 id = ice_sect_id(blk, ICE_XLT2);
4062 p = (struct ice_xlt2_section *)
4063 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
4066 return ICE_ERR_MAX_LIMIT;
4068 p->count = CPU_TO_LE16(1);
4069 p->offset = CPU_TO_LE16(tmp->vsi);
4070 p->value[0] = CPU_TO_LE16(tmp->vsig);
4081 * ice_upd_prof_hw - update hardware using the change list
4082 * @hw: pointer to the HW struct
4083 * @blk: hardware block
4084 * @chgs: the list of changes to make in hardware
4086 static enum ice_status
4087 ice_upd_prof_hw(struct ice_hw *hw, enum ice_block blk,
4088 struct LIST_HEAD_TYPE *chgs)
4090 struct ice_buf_build *b;
4091 struct ice_chs_chg *tmp;
4092 enum ice_status status;
4100 /* count number of sections we need */
4101 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
4102 switch (tmp->type) {
4103 case ICE_PTG_ES_ADD:
4121 sects = xlt1 + xlt2 + tcam + es;
4126 /* Build update package buffer */
4127 b = ice_pkg_buf_alloc(hw);
4129 return ICE_ERR_NO_MEMORY;
4131 status = ice_pkg_buf_reserve_section(b, sects);
4135 /* Preserve order of table update: ES, TCAM, PTG, VSIG */
4137 status = ice_prof_bld_es(hw, blk, b, chgs);
4143 status = ice_prof_bld_tcam(hw, blk, b, chgs);
4149 status = ice_prof_bld_xlt1(blk, b, chgs);
4155 status = ice_prof_bld_xlt2(blk, b, chgs);
4160 /* After package buffer build check if the section count in buffer is
4161 * non-zero and matches the number of sections detected for package
4164 pkg_sects = ice_pkg_buf_get_active_sections(b);
4165 if (!pkg_sects || pkg_sects != sects) {
4166 status = ICE_ERR_INVAL_SIZE;
4170 /* update package */
4171 status = ice_update_pkg(hw, ice_pkg_buf(b), 1);
4172 if (status == ICE_ERR_AQ_ERROR)
4173 ice_debug(hw, ICE_DBG_INIT, "Unable to update HW profile\n");
4176 ice_pkg_buf_free(hw, b);
4181 * ice_update_fd_mask - set Flow Director Field Vector mask for a profile
4182 * @hw: pointer to the HW struct
4183 * @prof_id: profile ID
4184 * @mask_sel: mask select
4186 * This function enable any of the masks selected by the mask select parameter
4187 * for the profile specified.
4189 static void ice_update_fd_mask(struct ice_hw *hw, u16 prof_id, u32 mask_sel)
4191 wr32(hw, GLQF_FDMASK_SEL(prof_id), mask_sel);
4193 ice_debug(hw, ICE_DBG_INIT, "fd mask(%d): %x = %x\n", prof_id,
4194 GLQF_FDMASK_SEL(prof_id), mask_sel);
4197 struct ice_fd_src_dst_pair {
4203 static const struct ice_fd_src_dst_pair ice_fd_pairs[] = {
4204 /* These are defined in pairs */
4205 { ICE_PROT_IPV4_OF_OR_S, 2, 12 },
4206 { ICE_PROT_IPV4_OF_OR_S, 2, 16 },
4208 { ICE_PROT_IPV4_IL, 2, 12 },
4209 { ICE_PROT_IPV4_IL, 2, 16 },
4211 { ICE_PROT_IPV6_OF_OR_S, 8, 8 },
4212 { ICE_PROT_IPV6_OF_OR_S, 8, 24 },
4214 { ICE_PROT_IPV6_IL, 8, 8 },
4215 { ICE_PROT_IPV6_IL, 8, 24 },
4217 { ICE_PROT_TCP_IL, 1, 0 },
4218 { ICE_PROT_TCP_IL, 1, 2 },
4220 { ICE_PROT_UDP_OF, 1, 0 },
4221 { ICE_PROT_UDP_OF, 1, 2 },
4223 { ICE_PROT_UDP_IL_OR_S, 1, 0 },
4224 { ICE_PROT_UDP_IL_OR_S, 1, 2 },
4226 { ICE_PROT_SCTP_IL, 1, 0 },
4227 { ICE_PROT_SCTP_IL, 1, 2 }
4230 #define ICE_FD_SRC_DST_PAIR_COUNT ARRAY_SIZE(ice_fd_pairs)
4233 * ice_update_fd_swap - set register appropriately for a FD FV extraction
4234 * @hw: pointer to the HW struct
4235 * @prof_id: profile ID
4236 * @es: extraction sequence (length of array is determined by the block)
4238 static enum ice_status
4239 ice_update_fd_swap(struct ice_hw *hw, u16 prof_id, struct ice_fv_word *es)
4241 ice_declare_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
4242 u8 pair_start[ICE_FD_SRC_DST_PAIR_COUNT] = { 0 };
4243 #define ICE_FD_FV_NOT_FOUND (-2)
4244 s8 first_free = ICE_FD_FV_NOT_FOUND;
4245 u8 used[ICE_MAX_FV_WORDS] = { 0 };
4250 ice_zero_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
4252 /* This code assumes that the Flow Director field vectors are assigned
4253 * from the end of the FV indexes working towards the zero index, that
4254 * only complete fields will be included and will be consecutive, and
4255 * that there are no gaps between valid indexes.
4258 /* Determine swap fields present */
4259 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
4260 /* Find the first free entry, assuming right to left population.
4261 * This is where we can start adding additional pairs if needed.
4263 if (first_free == ICE_FD_FV_NOT_FOUND && es[i].prot_id !=
4267 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++) {
4268 if (es[i].prot_id == ice_fd_pairs[j].prot_id &&
4269 es[i].off == ice_fd_pairs[j].off) {
4270 ice_set_bit(j, pair_list);
4276 orig_free = first_free;
4278 /* determine missing swap fields that need to be added */
4279 for (i = 0; i < ICE_FD_SRC_DST_PAIR_COUNT; i += 2) {
4280 u8 bit1 = ice_is_bit_set(pair_list, i + 1);
4281 u8 bit0 = ice_is_bit_set(pair_list, i);
4286 /* add the appropriate 'paired' entry */
4292 /* check for room */
4293 if (first_free + 1 < (s8)ice_fd_pairs[index].count)
4294 return ICE_ERR_MAX_LIMIT;
4296 /* place in extraction sequence */
4297 for (k = 0; k < ice_fd_pairs[index].count; k++) {
4298 es[first_free - k].prot_id =
4299 ice_fd_pairs[index].prot_id;
4300 es[first_free - k].off =
4301 ice_fd_pairs[index].off + (k * 2);
4304 return ICE_ERR_OUT_OF_RANGE;
4306 /* keep track of non-relevant fields */
4307 mask_sel |= BIT(first_free - k);
4310 pair_start[index] = first_free;
4311 first_free -= ice_fd_pairs[index].count;
4315 /* fill in the swap array */
4316 si = hw->blk[ICE_BLK_FD].es.fvw - 1;
4318 u8 indexes_used = 1;
4320 /* assume flat at this index */
4321 #define ICE_SWAP_VALID 0x80
4322 used[si] = si | ICE_SWAP_VALID;
4324 if (orig_free == ICE_FD_FV_NOT_FOUND || si <= orig_free) {
4329 /* check for a swap location */
4330 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++) {
4331 if (es[si].prot_id == ice_fd_pairs[j].prot_id &&
4332 es[si].off == ice_fd_pairs[j].off) {
4335 /* determine the appropriate matching field */
4336 idx = j + ((j % 2) ? -1 : 1);
4338 indexes_used = ice_fd_pairs[idx].count;
4339 for (k = 0; k < indexes_used; k++) {
4340 used[si - k] = (pair_start[idx] - k) |
4351 /* for each set of 4 swap and 4 inset indexes, write the appropriate
4354 for (j = 0; j < hw->blk[ICE_BLK_FD].es.fvw / 4; j++) {
4358 for (k = 0; k < 4; k++) {
4362 if (used[idx] && !(mask_sel & BIT(idx))) {
4363 raw_swap |= used[idx] << (k * BITS_PER_BYTE);
4364 #define ICE_INSET_DFLT 0x9f
4365 raw_in |= ICE_INSET_DFLT << (k * BITS_PER_BYTE);
4369 /* write the appropriate swap register set */
4370 wr32(hw, GLQF_FDSWAP(prof_id, j), raw_swap);
4372 ice_debug(hw, ICE_DBG_INIT, "swap wr(%d, %d): %x = %08x\n",
4373 prof_id, j, GLQF_FDSWAP(prof_id, j), raw_swap);
4375 /* write the appropriate inset register set */
4376 wr32(hw, GLQF_FDINSET(prof_id, j), raw_in);
4378 ice_debug(hw, ICE_DBG_INIT, "inset wr(%d, %d): %x = %08x\n",
4379 prof_id, j, GLQF_FDINSET(prof_id, j), raw_in);
4382 /* initially clear the mask select for this profile */
4383 ice_update_fd_mask(hw, prof_id, 0);
4388 /* The entries here needs to match the order of enum ice_ptype_attrib */
4389 static const struct ice_ptype_attrib_info ice_ptype_attributes[] = {
4390 { ICE_GTP_PDU_EH, ICE_GTP_PDU_FLAG_MASK },
4391 { ICE_GTP_SESSION, ICE_GTP_FLAGS_MASK },
4392 { ICE_GTP_DOWNLINK, ICE_GTP_FLAGS_MASK },
4393 { ICE_GTP_UPLINK, ICE_GTP_FLAGS_MASK },
4397 * ice_get_ptype_attrib_info - get ptype attribute information
4398 * @type: attribute type
4399 * @info: pointer to variable to the attribute information
4402 ice_get_ptype_attrib_info(enum ice_ptype_attrib_type type,
4403 struct ice_ptype_attrib_info *info)
4405 *info = ice_ptype_attributes[type];
4409 * ice_add_prof_attrib - add any PTG with attributes to profile
4410 * @prof: pointer to the profile to which PTG entries will be added
4411 * @ptg: PTG to be added
4412 * @ptype: PTYPE that needs to be looked up
4413 * @attr: array of attributes that will be considered
4414 * @attr_cnt: number of elements in the attribute array
4416 static enum ice_status
4417 ice_add_prof_attrib(struct ice_prof_map *prof, u8 ptg, u16 ptype,
4418 const struct ice_ptype_attributes *attr, u16 attr_cnt)
4423 for (i = 0; i < attr_cnt; i++) {
4424 if (attr[i].ptype == ptype) {
4427 prof->ptg[prof->ptg_cnt] = ptg;
4428 ice_get_ptype_attrib_info(attr[i].attrib,
4429 &prof->attr[prof->ptg_cnt]);
4431 if (++prof->ptg_cnt >= ICE_MAX_PTG_PER_PROFILE)
4432 return ICE_ERR_MAX_LIMIT;
4437 return ICE_ERR_DOES_NOT_EXIST;
4443 * ice_add_prof - add profile
4444 * @hw: pointer to the HW struct
4445 * @blk: hardware block
4446 * @id: profile tracking ID
4447 * @ptypes: array of bitmaps indicating ptypes (ICE_FLOW_PTYPE_MAX bits)
4448 * @attr: array of attributes
4449 * @attr_cnt: number of elements in attrib array
4450 * @es: extraction sequence (length of array is determined by the block)
4451 * @masks: mask for extraction sequence
4453 * This function registers a profile, which matches a set of PTYPES with a
4454 * particular extraction sequence. While the hardware profile is allocated
4455 * it will not be written until the first call to ice_add_flow that specifies
4456 * the ID value used here.
4459 ice_add_prof(struct ice_hw *hw, enum ice_block blk, u64 id, u8 ptypes[],
4460 const struct ice_ptype_attributes *attr, u16 attr_cnt,
4461 struct ice_fv_word *es, u16 *masks)
4463 u32 bytes = DIVIDE_AND_ROUND_UP(ICE_FLOW_PTYPE_MAX, BITS_PER_BYTE);
4464 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
4465 struct ice_prof_map *prof;
4466 enum ice_status status;
4470 ice_zero_bitmap(ptgs_used, ICE_XLT1_CNT);
4472 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4474 /* search for existing profile */
4475 status = ice_find_prof_id_with_mask(hw, blk, es, masks, &prof_id);
4477 /* allocate profile ID */
4478 status = ice_alloc_prof_id(hw, blk, &prof_id);
4480 goto err_ice_add_prof;
4481 if (blk == ICE_BLK_FD) {
4482 /* For Flow Director block, the extraction sequence may
4483 * need to be altered in the case where there are paired
4484 * fields that have no match. This is necessary because
4485 * for Flow Director, src and dest fields need to paired
4486 * for filter programming and these values are swapped
4489 status = ice_update_fd_swap(hw, prof_id, es);
4491 goto err_ice_add_prof;
4493 status = ice_update_prof_masking(hw, blk, prof_id, es, masks);
4495 goto err_ice_add_prof;
4497 /* and write new es */
4498 ice_write_es(hw, blk, prof_id, es);
4501 ice_prof_inc_ref(hw, blk, prof_id);
4503 /* add profile info */
4505 prof = (struct ice_prof_map *)ice_malloc(hw, sizeof(*prof));
4507 goto err_ice_add_prof;
4509 prof->profile_cookie = id;
4510 prof->prof_id = prof_id;
4514 /* build list of ptgs */
4515 while (bytes && prof->ptg_cnt < ICE_MAX_PTG_PER_PROFILE) {
4518 if (!ptypes[byte]) {
4523 /* Examine 8 bits per byte */
4524 for (bit = 0; bit < 8; bit++) {
4525 if (ptypes[byte] & BIT(bit)) {
4530 ptype = byte * BITS_PER_BYTE + bit;
4532 /* The package should place all ptypes in a
4533 * non-zero PTG, so the following call should
4536 if (ice_ptg_find_ptype(hw, blk, ptype, &ptg))
4539 /* If PTG is already added, skip and continue */
4540 if (ice_is_bit_set(ptgs_used, ptg))
4543 ice_set_bit(ptg, ptgs_used);
4544 /* Check to see there are any attributes for
4545 * this ptype, and add them if found.
4547 status = ice_add_prof_attrib(prof, ptg, ptype,
4549 if (status == ICE_ERR_MAX_LIMIT)
4552 /* This is simple a ptype/PTG with no
4555 prof->ptg[prof->ptg_cnt] = ptg;
4556 prof->attr[prof->ptg_cnt].flags = 0;
4557 prof->attr[prof->ptg_cnt].mask = 0;
4559 if (++prof->ptg_cnt >=
4560 ICE_MAX_PTG_PER_PROFILE)
4564 /* nothing left in byte, then exit */
4565 m = ~(u8)((1 << (bit + 1)) - 1);
4566 if (!(ptypes[byte] & m))
4575 LIST_ADD(&prof->list, &hw->blk[blk].es.prof_map);
4576 status = ICE_SUCCESS;
4579 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4584 * ice_search_prof_id_low - Search for a profile tracking ID low level
4585 * @hw: pointer to the HW struct
4586 * @blk: hardware block
4587 * @id: profile tracking ID
4589 * This will search for a profile tracking ID which was previously added. This
4590 * version assumes that the caller has already acquired the prof map lock.
4592 static struct ice_prof_map *
4593 ice_search_prof_id_low(struct ice_hw *hw, enum ice_block blk, u64 id)
4595 struct ice_prof_map *entry = NULL;
4596 struct ice_prof_map *map;
4598 LIST_FOR_EACH_ENTRY(map, &hw->blk[blk].es.prof_map, ice_prof_map,
4600 if (map->profile_cookie == id) {
4610 * ice_search_prof_id - Search for a profile tracking ID
4611 * @hw: pointer to the HW struct
4612 * @blk: hardware block
4613 * @id: profile tracking ID
4615 * This will search for a profile tracking ID which was previously added.
4617 struct ice_prof_map *
4618 ice_search_prof_id(struct ice_hw *hw, enum ice_block blk, u64 id)
4620 struct ice_prof_map *entry;
4622 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4623 entry = ice_search_prof_id_low(hw, blk, id);
4624 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4630 * ice_vsig_prof_id_count - count profiles in a VSIG
4631 * @hw: pointer to the HW struct
4632 * @blk: hardware block
4633 * @vsig: VSIG to remove the profile from
4636 ice_vsig_prof_id_count(struct ice_hw *hw, enum ice_block blk, u16 vsig)
4638 u16 idx = vsig & ICE_VSIG_IDX_M, count = 0;
4639 struct ice_vsig_prof *p;
4641 LIST_FOR_EACH_ENTRY(p, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4642 ice_vsig_prof, list) {
4650 * ice_rel_tcam_idx - release a TCAM index
4651 * @hw: pointer to the HW struct
4652 * @blk: hardware block
4653 * @idx: the index to release
4655 static enum ice_status
4656 ice_rel_tcam_idx(struct ice_hw *hw, enum ice_block blk, u16 idx)
4658 /* Masks to invoke a never match entry */
4659 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
4660 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFE, 0xFF, 0xFF, 0xFF, 0xFF };
4661 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4662 enum ice_status status;
4664 /* write the TCAM entry */
4665 status = ice_tcam_write_entry(hw, blk, idx, 0, 0, 0, 0, 0, vl_msk,
4670 /* release the TCAM entry */
4671 status = ice_free_tcam_ent(hw, blk, idx);
4677 * ice_rem_prof_id - remove one profile from a VSIG
4678 * @hw: pointer to the HW struct
4679 * @blk: hardware block
4680 * @prof: pointer to profile structure to remove
4682 static enum ice_status
4683 ice_rem_prof_id(struct ice_hw *hw, enum ice_block blk,
4684 struct ice_vsig_prof *prof)
4686 enum ice_status status;
4689 for (i = 0; i < prof->tcam_count; i++) {
4690 if (prof->tcam[i].in_use) {
4691 prof->tcam[i].in_use = false;
4692 status = ice_rel_tcam_idx(hw, blk,
4693 prof->tcam[i].tcam_idx);
4695 return ICE_ERR_HW_TABLE;
4703 * ice_rem_vsig - remove VSIG
4704 * @hw: pointer to the HW struct
4705 * @blk: hardware block
4706 * @vsig: the VSIG to remove
4707 * @chg: the change list
4709 static enum ice_status
4710 ice_rem_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4711 struct LIST_HEAD_TYPE *chg)
4713 u16 idx = vsig & ICE_VSIG_IDX_M;
4714 struct ice_vsig_vsi *vsi_cur;
4715 struct ice_vsig_prof *d, *t;
4716 enum ice_status status;
4718 /* remove TCAM entries */
4719 LIST_FOR_EACH_ENTRY_SAFE(d, t,
4720 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4721 ice_vsig_prof, list) {
4722 status = ice_rem_prof_id(hw, blk, d);
4730 /* Move all VSIS associated with this VSIG to the default VSIG */
4731 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
4732 /* If the VSIG has at least 1 VSI then iterate through the list
4733 * and remove the VSIs before deleting the group.
4737 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
4738 struct ice_chs_chg *p;
4740 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4742 return ICE_ERR_NO_MEMORY;
4744 p->type = ICE_VSIG_REM;
4745 p->orig_vsig = vsig;
4746 p->vsig = ICE_DEFAULT_VSIG;
4747 p->vsi = vsi_cur - hw->blk[blk].xlt2.vsis;
4749 LIST_ADD(&p->list_entry, chg);
4755 return ice_vsig_free(hw, blk, vsig);
4759 * ice_rem_prof_id_vsig - remove a specific profile from a VSIG
4760 * @hw: pointer to the HW struct
4761 * @blk: hardware block
4762 * @vsig: VSIG to remove the profile from
4763 * @hdl: profile handle indicating which profile to remove
4764 * @chg: list to receive a record of changes
4766 static enum ice_status
4767 ice_rem_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
4768 struct LIST_HEAD_TYPE *chg)
4770 u16 idx = vsig & ICE_VSIG_IDX_M;
4771 struct ice_vsig_prof *p, *t;
4772 enum ice_status status;
4774 LIST_FOR_EACH_ENTRY_SAFE(p, t,
4775 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4776 ice_vsig_prof, list) {
4777 if (p->profile_cookie == hdl) {
4778 if (ice_vsig_prof_id_count(hw, blk, vsig) == 1)
4779 /* this is the last profile, remove the VSIG */
4780 return ice_rem_vsig(hw, blk, vsig, chg);
4782 status = ice_rem_prof_id(hw, blk, p);
4791 return ICE_ERR_DOES_NOT_EXIST;
4795 * ice_rem_flow_all - remove all flows with a particular profile
4796 * @hw: pointer to the HW struct
4797 * @blk: hardware block
4798 * @id: profile tracking ID
4800 static enum ice_status
4801 ice_rem_flow_all(struct ice_hw *hw, enum ice_block blk, u64 id)
4803 struct ice_chs_chg *del, *tmp;
4804 struct LIST_HEAD_TYPE chg;
4805 enum ice_status status;
4808 INIT_LIST_HEAD(&chg);
4810 for (i = 1; i < ICE_MAX_VSIGS; i++) {
4811 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use) {
4812 if (ice_has_prof_vsig(hw, blk, i, id)) {
4813 status = ice_rem_prof_id_vsig(hw, blk, i, id,
4816 goto err_ice_rem_flow_all;
4821 status = ice_upd_prof_hw(hw, blk, &chg);
4823 err_ice_rem_flow_all:
4824 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
4825 LIST_DEL(&del->list_entry);
4833 * ice_rem_prof - remove profile
4834 * @hw: pointer to the HW struct
4835 * @blk: hardware block
4836 * @id: profile tracking ID
4838 * This will remove the profile specified by the ID parameter, which was
4839 * previously created through ice_add_prof. If any existing entries
4840 * are associated with this profile, they will be removed as well.
4842 enum ice_status ice_rem_prof(struct ice_hw *hw, enum ice_block blk, u64 id)
4844 struct ice_prof_map *pmap;
4845 enum ice_status status;
4847 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4849 pmap = ice_search_prof_id_low(hw, blk, id);
4851 status = ICE_ERR_DOES_NOT_EXIST;
4852 goto err_ice_rem_prof;
4855 /* remove all flows with this profile */
4856 status = ice_rem_flow_all(hw, blk, pmap->profile_cookie);
4858 goto err_ice_rem_prof;
4860 /* dereference profile, and possibly remove */
4861 ice_prof_dec_ref(hw, blk, pmap->prof_id);
4863 LIST_DEL(&pmap->list);
4867 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4872 * ice_get_prof - get profile
4873 * @hw: pointer to the HW struct
4874 * @blk: hardware block
4875 * @hdl: profile handle
4878 static enum ice_status
4879 ice_get_prof(struct ice_hw *hw, enum ice_block blk, u64 hdl,
4880 struct LIST_HEAD_TYPE *chg)
4882 struct ice_prof_map *map;
4883 struct ice_chs_chg *p;
4886 /* Get the details on the profile specified by the handle ID */
4887 map = ice_search_prof_id(hw, blk, hdl);
4889 return ICE_ERR_DOES_NOT_EXIST;
4891 for (i = 0; i < map->ptg_cnt; i++) {
4892 if (!hw->blk[blk].es.written[map->prof_id]) {
4893 /* add ES to change list */
4894 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4896 goto err_ice_get_prof;
4898 p->type = ICE_PTG_ES_ADD;
4900 p->ptg = map->ptg[i];
4901 p->attr = map->attr[i];
4905 p->prof_id = map->prof_id;
4907 hw->blk[blk].es.written[map->prof_id] = true;
4909 LIST_ADD(&p->list_entry, chg);
4916 /* let caller clean up the change list */
4917 return ICE_ERR_NO_MEMORY;
4921 * ice_get_profs_vsig - get a copy of the list of profiles from a VSIG
4922 * @hw: pointer to the HW struct
4923 * @blk: hardware block
4924 * @vsig: VSIG from which to copy the list
4927 * This routine makes a copy of the list of profiles in the specified VSIG.
4929 static enum ice_status
4930 ice_get_profs_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4931 struct LIST_HEAD_TYPE *lst)
4933 struct ice_vsig_prof *ent1, *ent2;
4934 u16 idx = vsig & ICE_VSIG_IDX_M;
4936 LIST_FOR_EACH_ENTRY(ent1, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4937 ice_vsig_prof, list) {
4938 struct ice_vsig_prof *p;
4940 /* copy to the input list */
4941 p = (struct ice_vsig_prof *)ice_memdup(hw, ent1, sizeof(*p),
4942 ICE_NONDMA_TO_NONDMA);
4944 goto err_ice_get_profs_vsig;
4946 LIST_ADD_TAIL(&p->list, lst);
4951 err_ice_get_profs_vsig:
4952 LIST_FOR_EACH_ENTRY_SAFE(ent1, ent2, lst, ice_vsig_prof, list) {
4953 LIST_DEL(&ent1->list);
4957 return ICE_ERR_NO_MEMORY;
4961 * ice_add_prof_to_lst - add profile entry to a list
4962 * @hw: pointer to the HW struct
4963 * @blk: hardware block
4964 * @lst: the list to be added to
4965 * @hdl: profile handle of entry to add
4967 static enum ice_status
4968 ice_add_prof_to_lst(struct ice_hw *hw, enum ice_block blk,
4969 struct LIST_HEAD_TYPE *lst, u64 hdl)
4971 struct ice_prof_map *map;
4972 struct ice_vsig_prof *p;
4975 map = ice_search_prof_id(hw, blk, hdl);
4977 return ICE_ERR_DOES_NOT_EXIST;
4979 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
4981 return ICE_ERR_NO_MEMORY;
4983 p->profile_cookie = map->profile_cookie;
4984 p->prof_id = map->prof_id;
4985 p->tcam_count = map->ptg_cnt;
4987 for (i = 0; i < map->ptg_cnt; i++) {
4988 p->tcam[i].prof_id = map->prof_id;
4989 p->tcam[i].tcam_idx = ICE_INVALID_TCAM;
4990 p->tcam[i].ptg = map->ptg[i];
4991 p->tcam[i].attr = map->attr[i];
4994 LIST_ADD(&p->list, lst);
5000 * ice_move_vsi - move VSI to another VSIG
5001 * @hw: pointer to the HW struct
5002 * @blk: hardware block
5003 * @vsi: the VSI to move
5004 * @vsig: the VSIG to move the VSI to
5005 * @chg: the change list
5007 static enum ice_status
5008 ice_move_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig,
5009 struct LIST_HEAD_TYPE *chg)
5011 enum ice_status status;
5012 struct ice_chs_chg *p;
5015 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5017 return ICE_ERR_NO_MEMORY;
5019 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
5021 status = ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
5028 p->type = ICE_VSI_MOVE;
5030 p->orig_vsig = orig_vsig;
5033 LIST_ADD(&p->list_entry, chg);
5039 * ice_set_tcam_flags - set TCAM flag don't care mask
5040 * @mask: mask for flags
5041 * @dc_mask: pointer to the don't care mask
5043 static void ice_set_tcam_flags(u16 mask, u8 dc_mask[ICE_TCAM_KEY_VAL_SZ])
5047 /* flags are lowest u16 */
5048 flag_word = (u16 *)dc_mask;
5053 * ice_rem_chg_tcam_ent - remove a specific TCAM entry from change list
5054 * @hw: pointer to the HW struct
5055 * @idx: the index of the TCAM entry to remove
5056 * @chg: the list of change structures to search
5059 ice_rem_chg_tcam_ent(struct ice_hw *hw, u16 idx, struct LIST_HEAD_TYPE *chg)
5061 struct ice_chs_chg *pos, *tmp;
5063 LIST_FOR_EACH_ENTRY_SAFE(tmp, pos, chg, ice_chs_chg, list_entry) {
5064 if (tmp->type == ICE_TCAM_ADD && tmp->tcam_idx == idx) {
5065 LIST_DEL(&tmp->list_entry);
5072 * ice_prof_tcam_ena_dis - add enable or disable TCAM change
5073 * @hw: pointer to the HW struct
5074 * @blk: hardware block
5075 * @enable: true to enable, false to disable
5076 * @vsig: the VSIG of the TCAM entry
5077 * @tcam: pointer the TCAM info structure of the TCAM to disable
5078 * @chg: the change list
5080 * This function appends an enable or disable TCAM entry in the change log
5082 static enum ice_status
5083 ice_prof_tcam_ena_dis(struct ice_hw *hw, enum ice_block blk, bool enable,
5084 u16 vsig, struct ice_tcam_inf *tcam,
5085 struct LIST_HEAD_TYPE *chg)
5087 enum ice_status status;
5088 struct ice_chs_chg *p;
5090 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
5091 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0x00, 0x00, 0x00 };
5092 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
5094 /* if disabling, free the TCAM */
5096 status = ice_rel_tcam_idx(hw, blk, tcam->tcam_idx);
5098 /* if we have already created a change for this TCAM entry, then
5099 * we need to remove that entry, in order to prevent writing to
5100 * a TCAM entry we no longer will have ownership of.
5102 ice_rem_chg_tcam_ent(hw, tcam->tcam_idx, chg);
5108 /* for re-enabling, reallocate a TCAM */
5109 status = ice_alloc_tcam_ent(hw, blk, &tcam->tcam_idx);
5113 /* add TCAM to change list */
5114 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5116 return ICE_ERR_NO_MEMORY;
5118 /* set don't care masks for TCAM flags */
5119 ice_set_tcam_flags(tcam->attr.mask, dc_msk);
5121 status = ice_tcam_write_entry(hw, blk, tcam->tcam_idx, tcam->prof_id,
5122 tcam->ptg, vsig, 0, tcam->attr.flags,
5123 vl_msk, dc_msk, nm_msk);
5125 goto err_ice_prof_tcam_ena_dis;
5129 p->type = ICE_TCAM_ADD;
5130 p->add_tcam_idx = true;
5131 p->prof_id = tcam->prof_id;
5134 p->tcam_idx = tcam->tcam_idx;
5137 LIST_ADD(&p->list_entry, chg);
5141 err_ice_prof_tcam_ena_dis:
5147 * ice_ptg_attr_in_use - determine if PTG and attribute pair is in use
5148 * @ptg_attr: pointer to the PTG and attribute pair to check
5149 * @ptgs_used: bitmap that denotes which PTGs are in use
5150 * @attr_used: array of PTG and attributes pairs already used
5151 * @attr_cnt: count of entries in the attr_used array
5154 ice_ptg_attr_in_use(struct ice_tcam_inf *ptg_attr, ice_bitmap_t *ptgs_used,
5155 struct ice_tcam_inf *attr_used[], u16 attr_cnt)
5159 if (!ice_is_bit_set(ptgs_used, ptg_attr->ptg))
5162 /* the PTG is used, so now look for correct attributes */
5163 for (i = 0; i < attr_cnt; i++)
5164 if (attr_used[i]->ptg == ptg_attr->ptg &&
5165 attr_used[i]->attr.flags == ptg_attr->attr.flags &&
5166 attr_used[i]->attr.mask == ptg_attr->attr.mask)
5173 * ice_adj_prof_priorities - adjust profile based on priorities
5174 * @hw: pointer to the HW struct
5175 * @blk: hardware block
5176 * @vsig: the VSIG for which to adjust profile priorities
5177 * @chg: the change list
5179 static enum ice_status
5180 ice_adj_prof_priorities(struct ice_hw *hw, enum ice_block blk, u16 vsig,
5181 struct LIST_HEAD_TYPE *chg)
5183 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
5184 struct ice_tcam_inf **attr_used;
5185 enum ice_status status = ICE_SUCCESS;
5186 struct ice_vsig_prof *t;
5187 u16 attr_used_cnt = 0;
5190 #define ICE_MAX_PTG_ATTRS 1024
5191 attr_used = (struct ice_tcam_inf **)ice_calloc(hw, ICE_MAX_PTG_ATTRS,
5192 sizeof(*attr_used));
5194 return ICE_ERR_NO_MEMORY;
5196 ice_zero_bitmap(ptgs_used, ICE_XLT1_CNT);
5197 idx = vsig & ICE_VSIG_IDX_M;
5199 /* Priority is based on the order in which the profiles are added. The
5200 * newest added profile has highest priority and the oldest added
5201 * profile has the lowest priority. Since the profile property list for
5202 * a VSIG is sorted from newest to oldest, this code traverses the list
5203 * in order and enables the first of each PTG that it finds (that is not
5204 * already enabled); it also disables any duplicate PTGs that it finds
5205 * in the older profiles (that are currently enabled).
5208 LIST_FOR_EACH_ENTRY(t, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
5209 ice_vsig_prof, list) {
5212 for (i = 0; i < t->tcam_count; i++) {
5215 /* Scan the priorities from newest to oldest.
5216 * Make sure that the newest profiles take priority.
5218 used = ice_ptg_attr_in_use(&t->tcam[i], ptgs_used,
5219 attr_used, attr_used_cnt);
5221 if (used && t->tcam[i].in_use) {
5222 /* need to mark this PTG as never match, as it
5223 * was already in use and therefore duplicate
5224 * (and lower priority)
5226 status = ice_prof_tcam_ena_dis(hw, blk, false,
5231 goto err_ice_adj_prof_priorities;
5232 } else if (!used && !t->tcam[i].in_use) {
5233 /* need to enable this PTG, as it in not in use
5234 * and not enabled (highest priority)
5236 status = ice_prof_tcam_ena_dis(hw, blk, true,
5241 goto err_ice_adj_prof_priorities;
5244 /* keep track of used ptgs */
5245 ice_set_bit(t->tcam[i].ptg, ptgs_used);
5246 if (attr_used_cnt < ICE_MAX_PTG_ATTRS)
5247 attr_used[attr_used_cnt++] = &t->tcam[i];
5249 ice_debug(hw, ICE_DBG_INIT,
5250 "Warn: ICE_MAX_PTG_ATTRS exceeded\n");
5254 err_ice_adj_prof_priorities:
5255 ice_free(hw, attr_used);
5260 * ice_add_prof_id_vsig - add profile to VSIG
5261 * @hw: pointer to the HW struct
5262 * @blk: hardware block
5263 * @vsig: the VSIG to which this profile is to be added
5264 * @hdl: the profile handle indicating the profile to add
5265 * @rev: true to add entries to the end of the list
5266 * @chg: the change list
5268 static enum ice_status
5269 ice_add_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
5270 bool rev, struct LIST_HEAD_TYPE *chg)
5272 /* Masks that ignore flags */
5273 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
5274 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0x00, 0x00, 0x00 };
5275 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
5276 struct ice_prof_map *map;
5277 struct ice_vsig_prof *t;
5278 struct ice_chs_chg *p;
5281 /* Get the details on the profile specified by the handle ID */
5282 map = ice_search_prof_id(hw, blk, hdl);
5284 return ICE_ERR_DOES_NOT_EXIST;
5286 /* Error, if this VSIG already has this profile */
5287 if (ice_has_prof_vsig(hw, blk, vsig, hdl))
5288 return ICE_ERR_ALREADY_EXISTS;
5290 /* new VSIG profile structure */
5291 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
5293 return ICE_ERR_NO_MEMORY;
5295 t->profile_cookie = map->profile_cookie;
5296 t->prof_id = map->prof_id;
5297 t->tcam_count = map->ptg_cnt;
5299 /* create TCAM entries */
5300 for (i = 0; i < map->ptg_cnt; i++) {
5301 enum ice_status status;
5304 /* add TCAM to change list */
5305 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5307 goto err_ice_add_prof_id_vsig;
5309 /* allocate the TCAM entry index */
5310 status = ice_alloc_tcam_ent(hw, blk, &tcam_idx);
5313 goto err_ice_add_prof_id_vsig;
5316 t->tcam[i].ptg = map->ptg[i];
5317 t->tcam[i].prof_id = map->prof_id;
5318 t->tcam[i].tcam_idx = tcam_idx;
5319 t->tcam[i].attr = map->attr[i];
5320 t->tcam[i].in_use = true;
5322 p->type = ICE_TCAM_ADD;
5323 p->add_tcam_idx = true;
5324 p->prof_id = t->tcam[i].prof_id;
5325 p->ptg = t->tcam[i].ptg;
5327 p->tcam_idx = t->tcam[i].tcam_idx;
5329 /* set don't care masks for TCAM flags */
5330 ice_set_tcam_flags(t->tcam[i].attr.mask, dc_msk);
5332 /* write the TCAM entry */
5333 status = ice_tcam_write_entry(hw, blk, t->tcam[i].tcam_idx,
5335 t->tcam[i].ptg, vsig, 0,
5336 t->tcam[i].attr.flags, vl_msk,
5340 goto err_ice_add_prof_id_vsig;
5344 LIST_ADD(&p->list_entry, chg);
5347 /* add profile to VSIG */
5348 vsig_idx = vsig & ICE_VSIG_IDX_M;
5350 LIST_ADD_TAIL(&t->list,
5351 &hw->blk[blk].xlt2.vsig_tbl[vsig_idx].prop_lst);
5354 &hw->blk[blk].xlt2.vsig_tbl[vsig_idx].prop_lst);
5358 err_ice_add_prof_id_vsig:
5359 /* let caller clean up the change list */
5361 return ICE_ERR_NO_MEMORY;
5365 * ice_create_prof_id_vsig - add a new VSIG with a single profile
5366 * @hw: pointer to the HW struct
5367 * @blk: hardware block
5368 * @vsi: the initial VSI that will be in VSIG
5369 * @hdl: the profile handle of the profile that will be added to the VSIG
5370 * @chg: the change list
5372 static enum ice_status
5373 ice_create_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl,
5374 struct LIST_HEAD_TYPE *chg)
5376 enum ice_status status;
5377 struct ice_chs_chg *p;
5380 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5382 return ICE_ERR_NO_MEMORY;
5384 new_vsig = ice_vsig_alloc(hw, blk);
5386 status = ICE_ERR_HW_TABLE;
5387 goto err_ice_create_prof_id_vsig;
5390 status = ice_move_vsi(hw, blk, vsi, new_vsig, chg);
5392 goto err_ice_create_prof_id_vsig;
5394 status = ice_add_prof_id_vsig(hw, blk, new_vsig, hdl, false, chg);
5396 goto err_ice_create_prof_id_vsig;
5398 p->type = ICE_VSIG_ADD;
5400 p->orig_vsig = ICE_DEFAULT_VSIG;
5403 LIST_ADD(&p->list_entry, chg);
5407 err_ice_create_prof_id_vsig:
5408 /* let caller clean up the change list */
5414 * ice_create_vsig_from_lst - create a new VSIG with a list of profiles
5415 * @hw: pointer to the HW struct
5416 * @blk: hardware block
5417 * @vsi: the initial VSI that will be in VSIG
5418 * @lst: the list of profile that will be added to the VSIG
5419 * @new_vsig: return of new VSIG
5420 * @chg: the change list
5422 static enum ice_status
5423 ice_create_vsig_from_lst(struct ice_hw *hw, enum ice_block blk, u16 vsi,
5424 struct LIST_HEAD_TYPE *lst, u16 *new_vsig,
5425 struct LIST_HEAD_TYPE *chg)
5427 struct ice_vsig_prof *t;
5428 enum ice_status status;
5431 vsig = ice_vsig_alloc(hw, blk);
5433 return ICE_ERR_HW_TABLE;
5435 status = ice_move_vsi(hw, blk, vsi, vsig, chg);
5439 LIST_FOR_EACH_ENTRY(t, lst, ice_vsig_prof, list) {
5440 /* Reverse the order here since we are copying the list */
5441 status = ice_add_prof_id_vsig(hw, blk, vsig, t->profile_cookie,
5453 * ice_find_prof_vsig - find a VSIG with a specific profile handle
5454 * @hw: pointer to the HW struct
5455 * @blk: hardware block
5456 * @hdl: the profile handle of the profile to search for
5457 * @vsig: returns the VSIG with the matching profile
5460 ice_find_prof_vsig(struct ice_hw *hw, enum ice_block blk, u64 hdl, u16 *vsig)
5462 struct ice_vsig_prof *t;
5463 struct LIST_HEAD_TYPE lst;
5464 enum ice_status status;
5466 INIT_LIST_HEAD(&lst);
5468 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
5472 t->profile_cookie = hdl;
5473 LIST_ADD(&t->list, &lst);
5475 status = ice_find_dup_props_vsig(hw, blk, &lst, vsig);
5480 return status == ICE_SUCCESS;
5484 * ice_add_vsi_flow - add VSI flow
5485 * @hw: pointer to the HW struct
5486 * @blk: hardware block
5488 * @vsig: target VSIG to include the input VSI
5490 * Calling this function will add the VSI to a given VSIG and
5491 * update the HW tables accordingly. This call can be used to
5492 * add multiple VSIs to a VSIG if we know beforehand that those
5493 * VSIs have the same characteristics of the VSIG. This will
5494 * save time in generating a new VSIG and TCAMs till a match is
5495 * found and subsequent rollback when a matching VSIG is found.
5498 ice_add_vsi_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
5500 struct ice_chs_chg *tmp, *del;
5501 struct LIST_HEAD_TYPE chg;
5502 enum ice_status status;
5504 /* if target VSIG is default the move is invalid */
5505 if ((vsig & ICE_VSIG_IDX_M) == ICE_DEFAULT_VSIG)
5506 return ICE_ERR_PARAM;
5508 INIT_LIST_HEAD(&chg);
5510 /* move VSI to the VSIG that matches */
5511 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5512 /* update hardware if success */
5514 status = ice_upd_prof_hw(hw, blk, &chg);
5516 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5517 LIST_DEL(&del->list_entry);
5525 * ice_add_prof_id_flow - add profile flow
5526 * @hw: pointer to the HW struct
5527 * @blk: hardware block
5528 * @vsi: the VSI to enable with the profile specified by ID
5529 * @hdl: profile handle
5531 * Calling this function will update the hardware tables to enable the
5532 * profile indicated by the ID parameter for the VSIs specified in the VSI
5533 * array. Once successfully called, the flow will be enabled.
5536 ice_add_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
5538 struct ice_vsig_prof *tmp1, *del1;
5539 struct LIST_HEAD_TYPE union_lst;
5540 struct ice_chs_chg *tmp, *del;
5541 struct LIST_HEAD_TYPE chg;
5542 enum ice_status status;
5545 INIT_LIST_HEAD(&union_lst);
5546 INIT_LIST_HEAD(&chg);
5549 status = ice_get_prof(hw, blk, hdl, &chg);
5553 /* determine if VSI is already part of a VSIG */
5554 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
5555 if (!status && vsig) {
5563 /* make sure that there is no overlap/conflict between the new
5564 * characteristics and the existing ones; we don't support that
5567 if (ice_has_prof_vsig(hw, blk, vsig, hdl)) {
5568 status = ICE_ERR_ALREADY_EXISTS;
5569 goto err_ice_add_prof_id_flow;
5572 /* last VSI in the VSIG? */
5573 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
5575 goto err_ice_add_prof_id_flow;
5576 only_vsi = (ref == 1);
5578 /* create a union of the current profiles and the one being
5581 status = ice_get_profs_vsig(hw, blk, vsig, &union_lst);
5583 goto err_ice_add_prof_id_flow;
5585 status = ice_add_prof_to_lst(hw, blk, &union_lst, hdl);
5587 goto err_ice_add_prof_id_flow;
5589 /* search for an existing VSIG with an exact charc match */
5590 status = ice_find_dup_props_vsig(hw, blk, &union_lst, &vsig);
5592 /* move VSI to the VSIG that matches */
5593 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5595 goto err_ice_add_prof_id_flow;
5597 /* VSI has been moved out of or_vsig. If the or_vsig had
5598 * only that VSI it is now empty and can be removed.
5601 status = ice_rem_vsig(hw, blk, or_vsig, &chg);
5603 goto err_ice_add_prof_id_flow;
5605 } else if (only_vsi) {
5606 /* If the original VSIG only contains one VSI, then it
5607 * will be the requesting VSI. In this case the VSI is
5608 * not sharing entries and we can simply add the new
5609 * profile to the VSIG.
5611 status = ice_add_prof_id_vsig(hw, blk, vsig, hdl, false,
5614 goto err_ice_add_prof_id_flow;
5616 /* Adjust priorities */
5617 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
5619 goto err_ice_add_prof_id_flow;
5621 /* No match, so we need a new VSIG */
5622 status = ice_create_vsig_from_lst(hw, blk, vsi,
5626 goto err_ice_add_prof_id_flow;
5628 /* Adjust priorities */
5629 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
5631 goto err_ice_add_prof_id_flow;
5634 /* need to find or add a VSIG */
5635 /* search for an existing VSIG with an exact charc match */
5636 if (ice_find_prof_vsig(hw, blk, hdl, &vsig)) {
5637 /* found an exact match */
5638 /* add or move VSI to the VSIG that matches */
5639 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5641 goto err_ice_add_prof_id_flow;
5643 /* we did not find an exact match */
5644 /* we need to add a VSIG */
5645 status = ice_create_prof_id_vsig(hw, blk, vsi, hdl,
5648 goto err_ice_add_prof_id_flow;
5652 /* update hardware */
5654 status = ice_upd_prof_hw(hw, blk, &chg);
5656 err_ice_add_prof_id_flow:
5657 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5658 LIST_DEL(&del->list_entry);
5662 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &union_lst, ice_vsig_prof, list) {
5663 LIST_DEL(&del1->list);
5671 * ice_rem_prof_from_list - remove a profile from list
5672 * @hw: pointer to the HW struct
5673 * @lst: list to remove the profile from
5674 * @hdl: the profile handle indicating the profile to remove
5676 static enum ice_status
5677 ice_rem_prof_from_list(struct ice_hw *hw, struct LIST_HEAD_TYPE *lst, u64 hdl)
5679 struct ice_vsig_prof *ent, *tmp;
5681 LIST_FOR_EACH_ENTRY_SAFE(ent, tmp, lst, ice_vsig_prof, list) {
5682 if (ent->profile_cookie == hdl) {
5683 LIST_DEL(&ent->list);
5689 return ICE_ERR_DOES_NOT_EXIST;
5693 * ice_rem_prof_id_flow - remove flow
5694 * @hw: pointer to the HW struct
5695 * @blk: hardware block
5696 * @vsi: the VSI from which to remove the profile specified by ID
5697 * @hdl: profile tracking handle
5699 * Calling this function will update the hardware tables to remove the
5700 * profile indicated by the ID parameter for the VSIs specified in the VSI
5701 * array. Once successfully called, the flow will be disabled.
5704 ice_rem_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
5706 struct ice_vsig_prof *tmp1, *del1;
5707 struct LIST_HEAD_TYPE chg, copy;
5708 struct ice_chs_chg *tmp, *del;
5709 enum ice_status status;
5712 INIT_LIST_HEAD(©);
5713 INIT_LIST_HEAD(&chg);
5715 /* determine if VSI is already part of a VSIG */
5716 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
5717 if (!status && vsig) {
5723 last_profile = ice_vsig_prof_id_count(hw, blk, vsig) == 1;
5724 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
5726 goto err_ice_rem_prof_id_flow;
5727 only_vsi = (ref == 1);
5730 /* If the original VSIG only contains one reference,
5731 * which will be the requesting VSI, then the VSI is not
5732 * sharing entries and we can simply remove the specific
5733 * characteristics from the VSIG.
5737 /* If there are no profiles left for this VSIG,
5738 * then simply remove the the VSIG.
5740 status = ice_rem_vsig(hw, blk, vsig, &chg);
5742 goto err_ice_rem_prof_id_flow;
5744 status = ice_rem_prof_id_vsig(hw, blk, vsig,
5747 goto err_ice_rem_prof_id_flow;
5749 /* Adjust priorities */
5750 status = ice_adj_prof_priorities(hw, blk, vsig,
5753 goto err_ice_rem_prof_id_flow;
5757 /* Make a copy of the VSIG's list of Profiles */
5758 status = ice_get_profs_vsig(hw, blk, vsig, ©);
5760 goto err_ice_rem_prof_id_flow;
5762 /* Remove specified profile entry from the list */
5763 status = ice_rem_prof_from_list(hw, ©, hdl);
5765 goto err_ice_rem_prof_id_flow;
5767 if (LIST_EMPTY(©)) {
5768 status = ice_move_vsi(hw, blk, vsi,
5769 ICE_DEFAULT_VSIG, &chg);
5771 goto err_ice_rem_prof_id_flow;
5773 } else if (!ice_find_dup_props_vsig(hw, blk, ©,
5775 /* found an exact match */
5776 /* add or move VSI to the VSIG that matches */
5777 /* Search for a VSIG with a matching profile
5781 /* Found match, move VSI to the matching VSIG */
5782 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5784 goto err_ice_rem_prof_id_flow;
5786 /* since no existing VSIG supports this
5787 * characteristic pattern, we need to create a
5788 * new VSIG and TCAM entries
5790 status = ice_create_vsig_from_lst(hw, blk, vsi,
5794 goto err_ice_rem_prof_id_flow;
5796 /* Adjust priorities */
5797 status = ice_adj_prof_priorities(hw, blk, vsig,
5800 goto err_ice_rem_prof_id_flow;
5804 status = ICE_ERR_DOES_NOT_EXIST;
5807 /* update hardware tables */
5809 status = ice_upd_prof_hw(hw, blk, &chg);
5811 err_ice_rem_prof_id_flow:
5812 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5813 LIST_DEL(&del->list_entry);
5817 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, ©, ice_vsig_prof, list) {
5818 LIST_DEL(&del1->list);