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 static const struct ice_tunnel_type_scan tnls[] = {
11 { TNL_VXLAN, "TNL_VXLAN" },
12 { TNL_GTPC, "TNL_GTPC" },
13 { TNL_GTPC_TEID, "TNL_GTPC_TEID" },
14 { TNL_GTPU, "TNL_GTPC" },
15 { TNL_GTPU_TEID, "TNL_GTPU_TEID" },
16 { TNL_VXLAN_GPE, "TNL_VXLAN_GPE" },
17 { TNL_GENEVE, "TNL_GENEVE" },
18 { TNL_NAT, "TNL_NAT" },
19 { TNL_ROCE_V2, "TNL_ROCE_V2" },
20 { TNL_MPLSO_UDP, "TNL_MPLSO_UDP" },
21 { TNL_UDP2_END, "TNL_UDP2_END" },
22 { TNL_UPD_END, "TNL_UPD_END" },
26 static const u32 ice_sect_lkup[ICE_BLK_COUNT][ICE_SECT_COUNT] = {
30 ICE_SID_XLT_KEY_BUILDER_SW,
33 ICE_SID_PROFID_TCAM_SW,
34 ICE_SID_PROFID_REDIR_SW,
36 ICE_SID_CDID_KEY_BUILDER_SW,
43 ICE_SID_XLT_KEY_BUILDER_ACL,
46 ICE_SID_PROFID_TCAM_ACL,
47 ICE_SID_PROFID_REDIR_ACL,
49 ICE_SID_CDID_KEY_BUILDER_ACL,
50 ICE_SID_CDID_REDIR_ACL
56 ICE_SID_XLT_KEY_BUILDER_FD,
59 ICE_SID_PROFID_TCAM_FD,
60 ICE_SID_PROFID_REDIR_FD,
62 ICE_SID_CDID_KEY_BUILDER_FD,
69 ICE_SID_XLT_KEY_BUILDER_RSS,
72 ICE_SID_PROFID_TCAM_RSS,
73 ICE_SID_PROFID_REDIR_RSS,
75 ICE_SID_CDID_KEY_BUILDER_RSS,
76 ICE_SID_CDID_REDIR_RSS
82 ICE_SID_XLT_KEY_BUILDER_PE,
85 ICE_SID_PROFID_TCAM_PE,
86 ICE_SID_PROFID_REDIR_PE,
88 ICE_SID_CDID_KEY_BUILDER_PE,
94 * ice_sect_id - returns section ID
98 * This helper function returns the proper section ID given a block type and a
101 static u32 ice_sect_id(enum ice_block blk, enum ice_sect sect)
103 return ice_sect_lkup[blk][sect];
108 * @buf: pointer to the ice buffer
110 * This helper function validates a buffer's header.
112 static struct ice_buf_hdr *ice_pkg_val_buf(struct ice_buf *buf)
114 struct ice_buf_hdr *hdr;
118 hdr = (struct ice_buf_hdr *)buf->buf;
120 section_count = LE16_TO_CPU(hdr->section_count);
121 if (section_count < ICE_MIN_S_COUNT || section_count > ICE_MAX_S_COUNT)
124 data_end = LE16_TO_CPU(hdr->data_end);
125 if (data_end < ICE_MIN_S_DATA_END || data_end > ICE_MAX_S_DATA_END)
133 * @ice_seg: pointer to the ice segment
135 * Returns the address of the buffer table within the ice segment.
137 static struct ice_buf_table *ice_find_buf_table(struct ice_seg *ice_seg)
139 struct ice_nvm_table *nvms;
141 nvms = (struct ice_nvm_table *)(ice_seg->device_table +
142 LE32_TO_CPU(ice_seg->device_table_count));
144 return (struct ice_buf_table *)
145 (nvms->vers + LE32_TO_CPU(nvms->table_count));
150 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
151 * @state: pointer to the enum state
153 * This function will enumerate all the buffers in the ice segment. The first
154 * call is made with the ice_seg parameter non-NULL; on subsequent calls,
155 * ice_seg is set to NULL which continues the enumeration. When the function
156 * returns a NULL pointer, then the end of the buffers has been reached, or an
157 * unexpected value has been detected (for example an invalid section count or
158 * an invalid buffer end value).
160 static struct ice_buf_hdr *
161 ice_pkg_enum_buf(struct ice_seg *ice_seg, struct ice_pkg_enum *state)
164 state->buf_table = ice_find_buf_table(ice_seg);
165 if (!state->buf_table)
169 return ice_pkg_val_buf(state->buf_table->buf_array);
172 if (++state->buf_idx < LE32_TO_CPU(state->buf_table->buf_count))
173 return ice_pkg_val_buf(state->buf_table->buf_array +
180 * ice_pkg_advance_sect
181 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
182 * @state: pointer to the enum state
184 * This helper function will advance the section within the ice segment,
185 * also advancing the buffer if needed.
188 ice_pkg_advance_sect(struct ice_seg *ice_seg, struct ice_pkg_enum *state)
190 if (!ice_seg && !state->buf)
193 if (!ice_seg && state->buf)
194 if (++state->sect_idx < LE16_TO_CPU(state->buf->section_count))
197 state->buf = ice_pkg_enum_buf(ice_seg, state);
201 /* start of new buffer, reset section index */
207 * ice_pkg_enum_section
208 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
209 * @state: pointer to the enum state
210 * @sect_type: section type to enumerate
212 * This function will enumerate all the sections of a particular type in the
213 * ice segment. The first call is made with the ice_seg parameter non-NULL;
214 * on subsequent calls, ice_seg is set to NULL which continues the enumeration.
215 * When the function returns a NULL pointer, then the end of the matching
216 * sections has been reached.
219 ice_pkg_enum_section(struct ice_seg *ice_seg, struct ice_pkg_enum *state,
225 state->type = sect_type;
227 if (!ice_pkg_advance_sect(ice_seg, state))
230 /* scan for next matching section */
231 while (state->buf->section_entry[state->sect_idx].type !=
232 CPU_TO_LE32(state->type))
233 if (!ice_pkg_advance_sect(NULL, state))
236 /* validate section */
237 offset = LE16_TO_CPU(state->buf->section_entry[state->sect_idx].offset);
238 if (offset < ICE_MIN_S_OFF || offset > ICE_MAX_S_OFF)
241 size = LE16_TO_CPU(state->buf->section_entry[state->sect_idx].size);
242 if (size < ICE_MIN_S_SZ || size > ICE_MAX_S_SZ)
245 /* make sure the section fits in the buffer */
246 if (offset + size > ICE_PKG_BUF_SIZE)
250 LE32_TO_CPU(state->buf->section_entry[state->sect_idx].type);
252 /* calc pointer to this section */
253 state->sect = ((u8 *)state->buf) +
254 LE16_TO_CPU(state->buf->section_entry[state->sect_idx].offset);
261 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
262 * @state: pointer to the enum state
263 * @sect_type: section type to enumerate
264 * @offset: pointer to variable that receives the offset in the table (optional)
265 * @handler: function that handles access to the entries into the section type
267 * This function will enumerate all the entries in particular section type in
268 * the ice segment. The first call is made with the ice_seg parameter non-NULL;
269 * on subsequent calls, ice_seg is set to NULL which continues the enumeration.
270 * When the function returns a NULL pointer, then the end of the entries has
273 * Since each section may have a different header and entry size, the handler
274 * function is needed to determine the number and location entries in each
277 * The offset parameter is optional, but should be used for sections that
278 * contain an offset for each section table. For such cases, the section handler
279 * function must return the appropriate offset + index to give the absolution
280 * offset for each entry. For example, if the base for a section's header
281 * indicates a base offset of 10, and the index for the entry is 2, then
282 * section handler function should set the offset to 10 + 2 = 12.
285 ice_pkg_enum_entry(struct ice_seg *ice_seg, struct ice_pkg_enum *state,
286 u32 sect_type, u32 *offset,
287 void *(*handler)(u32 sect_type, void *section,
288 u32 index, u32 *offset))
296 if (!ice_pkg_enum_section(ice_seg, state, sect_type))
299 state->entry_idx = 0;
300 state->handler = handler;
309 entry = state->handler(state->sect_type, state->sect, state->entry_idx,
312 /* end of a section, look for another section of this type */
313 if (!ice_pkg_enum_section(NULL, state, 0))
316 state->entry_idx = 0;
317 entry = state->handler(state->sect_type, state->sect,
318 state->entry_idx, offset);
325 * ice_boost_tcam_handler
326 * @sect_type: section type
327 * @section: pointer to section
328 * @index: index of the boost TCAM entry to be returned
329 * @offset: pointer to receive absolute offset, always 0 for boost TCAM sections
331 * This is a callback function that can be passed to ice_pkg_enum_entry.
332 * Handles enumeration of individual boost TCAM entries.
335 ice_boost_tcam_handler(u32 sect_type, void *section, u32 index, u32 *offset)
337 struct ice_boost_tcam_section *boost;
342 if (sect_type != ICE_SID_RXPARSER_BOOST_TCAM)
345 if (index > ICE_MAX_BST_TCAMS_IN_BUF)
351 boost = (struct ice_boost_tcam_section *)section;
352 if (index >= LE16_TO_CPU(boost->count))
355 return boost->tcam + index;
359 * ice_find_boost_entry
360 * @ice_seg: pointer to the ice segment (non-NULL)
361 * @addr: Boost TCAM address of entry to search for
362 * @entry: returns pointer to the entry
364 * Finds a particular Boost TCAM entry and returns a pointer to that entry
365 * if it is found. The ice_seg parameter must not be NULL since the first call
366 * to ice_pkg_enum_entry requires a pointer to an actual ice_segment structure.
368 static enum ice_status
369 ice_find_boost_entry(struct ice_seg *ice_seg, u16 addr,
370 struct ice_boost_tcam_entry **entry)
372 struct ice_boost_tcam_entry *tcam;
373 struct ice_pkg_enum state;
375 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
378 return ICE_ERR_PARAM;
381 tcam = (struct ice_boost_tcam_entry *)
382 ice_pkg_enum_entry(ice_seg, &state,
383 ICE_SID_RXPARSER_BOOST_TCAM, NULL,
384 ice_boost_tcam_handler);
385 if (tcam && LE16_TO_CPU(tcam->addr) == addr) {
398 * ice_label_enum_handler
399 * @sect_type: section type
400 * @section: pointer to section
401 * @index: index of the label entry to be returned
402 * @offset: pointer to receive absolute offset, always zero for label sections
404 * This is a callback function that can be passed to ice_pkg_enum_entry.
405 * Handles enumeration of individual label entries.
408 ice_label_enum_handler(u32 __always_unused sect_type, void *section, u32 index,
411 struct ice_label_section *labels;
416 if (index > ICE_MAX_LABELS_IN_BUF)
422 labels = (struct ice_label_section *)section;
423 if (index >= LE16_TO_CPU(labels->count))
426 return labels->label + index;
431 * @ice_seg: pointer to the ice segment (NULL on subsequent calls)
432 * @type: the section type that will contain the label (0 on subsequent calls)
433 * @state: ice_pkg_enum structure that will hold the state of the enumeration
434 * @value: pointer to a value that will return the label's value if found
436 * Enumerates a list of labels in the package. The caller will call
437 * ice_enum_labels(ice_seg, type, ...) to start the enumeration, then call
438 * ice_enum_labels(NULL, 0, ...) to continue. When the function returns a NULL
439 * the end of the list has been reached.
442 ice_enum_labels(struct ice_seg *ice_seg, u32 type, struct ice_pkg_enum *state,
445 struct ice_label *label;
447 /* Check for valid label section on first call */
448 if (type && !(type >= ICE_SID_LBL_FIRST && type <= ICE_SID_LBL_LAST))
451 label = (struct ice_label *)ice_pkg_enum_entry(ice_seg, state, type,
453 ice_label_enum_handler);
457 *value = LE16_TO_CPU(label->value);
463 * @hw: pointer to the HW structure
464 * @ice_seg: pointer to the segment of the package scan (non-NULL)
466 * This function will scan the package and save off relevant information
467 * (hints or metadata) for driver use. The ice_seg parameter must not be NULL
468 * since the first call to ice_enum_labels requires a pointer to an actual
471 void ice_init_pkg_hints(struct ice_hw *hw, struct ice_seg *ice_seg)
473 struct ice_pkg_enum state;
478 ice_memset(&hw->tnl, 0, sizeof(hw->tnl), ICE_NONDMA_MEM);
483 label_name = ice_enum_labels(ice_seg, ICE_SID_LBL_RXPARSER_TMEM, &state,
486 while (label_name && hw->tnl.count < ICE_TUNNEL_MAX_ENTRIES) {
487 for (i = 0; tnls[i].type != TNL_LAST; i++) {
488 if (!strncmp(label_name, tnls[i].label_prefix,
489 strlen(tnls[i].label_prefix))) {
490 hw->tnl.tbl[hw->tnl.count].type = tnls[i].type;
491 hw->tnl.tbl[hw->tnl.count].valid = false;
492 hw->tnl.tbl[hw->tnl.count].in_use = false;
493 hw->tnl.tbl[hw->tnl.count].marked = false;
494 hw->tnl.tbl[hw->tnl.count].boost_addr = val;
495 hw->tnl.tbl[hw->tnl.count].port = 0;
501 label_name = ice_enum_labels(NULL, 0, &state, &val);
504 /* Cache the appropriate boost TCAM entry pointers */
505 for (i = 0; i < hw->tnl.count; i++) {
506 ice_find_boost_entry(ice_seg, hw->tnl.tbl[i].boost_addr,
507 &hw->tnl.tbl[i].boost_entry);
508 if (hw->tnl.tbl[i].boost_entry)
509 hw->tnl.tbl[i].valid = true;
515 #define ICE_DC_KEY 0x1 /* don't care */
516 #define ICE_DC_KEYINV 0x1
517 #define ICE_NM_KEY 0x0 /* never match */
518 #define ICE_NM_KEYINV 0x0
519 #define ICE_0_KEY 0x1 /* match 0 */
520 #define ICE_0_KEYINV 0x0
521 #define ICE_1_KEY 0x0 /* match 1 */
522 #define ICE_1_KEYINV 0x1
525 * ice_gen_key_word - generate 16-bits of a key/mask word
527 * @valid: valid bits mask (change only the valid bits)
528 * @dont_care: don't care mask
529 * @nvr_mtch: never match mask
530 * @key: pointer to an array of where the resulting key portion
531 * @key_inv: pointer to an array of where the resulting key invert portion
533 * This function generates 16-bits from a 8-bit value, an 8-bit don't care mask
534 * and an 8-bit never match mask. The 16-bits of output are divided into 8 bits
535 * of key and 8 bits of key invert.
537 * '0' = b01, always match a 0 bit
538 * '1' = b10, always match a 1 bit
539 * '?' = b11, don't care bit (always matches)
540 * '~' = b00, never match bit
544 * dont_care: b0 0 1 1 0 0
545 * never_mtch: b0 0 0 0 1 1
546 * ------------------------------
547 * Result: key: b01 10 11 11 00 00
549 static enum ice_status
550 ice_gen_key_word(u8 val, u8 valid, u8 dont_care, u8 nvr_mtch, u8 *key,
553 u8 in_key = *key, in_key_inv = *key_inv;
556 /* 'dont_care' and 'nvr_mtch' masks cannot overlap */
557 if ((dont_care ^ nvr_mtch) != (dont_care | nvr_mtch))
563 /* encode the 8 bits into 8-bit key and 8-bit key invert */
564 for (i = 0; i < 8; i++) {
568 if (!(valid & 0x1)) { /* change only valid bits */
569 *key |= (in_key & 0x1) << 7;
570 *key_inv |= (in_key_inv & 0x1) << 7;
571 } else if (dont_care & 0x1) { /* don't care bit */
572 *key |= ICE_DC_KEY << 7;
573 *key_inv |= ICE_DC_KEYINV << 7;
574 } else if (nvr_mtch & 0x1) { /* never match bit */
575 *key |= ICE_NM_KEY << 7;
576 *key_inv |= ICE_NM_KEYINV << 7;
577 } else if (val & 0x01) { /* exact 1 match */
578 *key |= ICE_1_KEY << 7;
579 *key_inv |= ICE_1_KEYINV << 7;
580 } else { /* exact 0 match */
581 *key |= ICE_0_KEY << 7;
582 *key_inv |= ICE_0_KEYINV << 7;
597 * ice_bits_max_set - determine if the number of bits set is within a maximum
598 * @mask: pointer to the byte array which is the mask
599 * @size: the number of bytes in the mask
600 * @max: the max number of set bits
602 * This function determines if there are at most 'max' number of bits set in an
603 * array. Returns true if the number for bits set is <= max or will return false
606 static bool ice_bits_max_set(const u8 *mask, u16 size, u16 max)
611 /* check each byte */
612 for (i = 0; i < size; i++) {
613 /* if 0, go to next byte */
617 /* We know there is at least one set bit in this byte because of
618 * the above check; if we already have found 'max' number of
619 * bits set, then we can return failure now.
624 /* count the bits in this byte, checking threshold */
625 for (j = 0; j < BITS_PER_BYTE; j++) {
626 count += (mask[i] & (0x1 << j)) ? 1 : 0;
636 * ice_set_key - generate a variable sized key with multiples of 16-bits
637 * @key: pointer to where the key will be stored
638 * @size: the size of the complete key in bytes (must be even)
639 * @val: array of 8-bit values that makes up the value portion of the key
640 * @upd: array of 8-bit masks that determine what key portion to update
641 * @dc: array of 8-bit masks that make up the dont' care mask
642 * @nm: array of 8-bit masks that make up the never match mask
643 * @off: the offset of the first byte in the key to update
644 * @len: the number of bytes in the key update
646 * This function generates a key from a value, a don't care mask and a never
648 * upd, dc, and nm are optional parameters, and can be NULL:
649 * upd == NULL --> udp mask is all 1's (update all bits)
650 * dc == NULL --> dc mask is all 0's (no don't care bits)
651 * nm == NULL --> nm mask is all 0's (no never match bits)
654 ice_set_key(u8 *key, u16 size, u8 *val, u8 *upd, u8 *dc, u8 *nm, u16 off,
660 /* size must be a multiple of 2 bytes. */
663 half_size = size / 2;
665 if (off + len > half_size)
668 /* Make sure at most one bit is set in the never match mask. Having more
669 * than one never match mask bit set will cause HW to consume excessive
670 * power otherwise; this is a power management efficiency check.
672 #define ICE_NVR_MTCH_BITS_MAX 1
673 if (nm && !ice_bits_max_set(nm, len, ICE_NVR_MTCH_BITS_MAX))
676 for (i = 0; i < len; i++)
677 if (ice_gen_key_word(val[i], upd ? upd[i] : 0xff,
678 dc ? dc[i] : 0, nm ? nm[i] : 0,
679 key + off + i, key + half_size + off + i))
686 * ice_acquire_global_cfg_lock
687 * @hw: pointer to the HW structure
688 * @access: access type (read or write)
690 * This function will request ownership of the global config lock for reading
691 * or writing of the package. When attempting to obtain write access, the
692 * caller must check for the following two return values:
694 * ICE_SUCCESS - Means the caller has acquired the global config lock
695 * and can perform writing of the package.
696 * ICE_ERR_AQ_NO_WORK - Indicates another driver has already written the
697 * package or has found that no update was necessary; in
698 * this case, the caller can just skip performing any
699 * update of the package.
701 static enum ice_status
702 ice_acquire_global_cfg_lock(struct ice_hw *hw,
703 enum ice_aq_res_access_type access)
705 enum ice_status status;
707 ice_debug(hw, ICE_DBG_TRACE, "ice_acquire_global_cfg_lock");
709 status = ice_acquire_res(hw, ICE_GLOBAL_CFG_LOCK_RES_ID, access,
710 ICE_GLOBAL_CFG_LOCK_TIMEOUT);
712 if (status == ICE_ERR_AQ_NO_WORK)
713 ice_debug(hw, ICE_DBG_PKG,
714 "Global config lock: No work to do\n");
720 * ice_release_global_cfg_lock
721 * @hw: pointer to the HW structure
723 * This function will release the global config lock.
725 static void ice_release_global_cfg_lock(struct ice_hw *hw)
727 ice_release_res(hw, ICE_GLOBAL_CFG_LOCK_RES_ID);
731 * ice_acquire_change_lock
732 * @hw: pointer to the HW structure
733 * @access: access type (read or write)
735 * This function will request ownership of the change lock.
738 ice_acquire_change_lock(struct ice_hw *hw, enum ice_aq_res_access_type access)
740 ice_debug(hw, ICE_DBG_TRACE, "ice_acquire_change_lock");
742 return ice_acquire_res(hw, ICE_CHANGE_LOCK_RES_ID, access,
743 ICE_CHANGE_LOCK_TIMEOUT);
747 * ice_release_change_lock
748 * @hw: pointer to the HW structure
750 * This function will release the change lock using the proper Admin Command.
752 void ice_release_change_lock(struct ice_hw *hw)
754 ice_debug(hw, ICE_DBG_TRACE, "ice_release_change_lock");
756 ice_release_res(hw, ICE_CHANGE_LOCK_RES_ID);
760 * ice_aq_download_pkg
761 * @hw: pointer to the hardware structure
762 * @pkg_buf: the package buffer to transfer
763 * @buf_size: the size of the package buffer
764 * @last_buf: last buffer indicator
765 * @error_offset: returns error offset
766 * @error_info: returns error information
767 * @cd: pointer to command details structure or NULL
769 * Download Package (0x0C40)
771 static enum ice_status
772 ice_aq_download_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
773 u16 buf_size, bool last_buf, u32 *error_offset,
774 u32 *error_info, struct ice_sq_cd *cd)
776 struct ice_aqc_download_pkg *cmd;
777 struct ice_aq_desc desc;
778 enum ice_status status;
780 ice_debug(hw, ICE_DBG_TRACE, "ice_aq_download_pkg");
787 cmd = &desc.params.download_pkg;
788 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_download_pkg);
789 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
792 cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
794 status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
795 if (status == ICE_ERR_AQ_ERROR) {
796 /* Read error from buffer only when the FW returned an error */
797 struct ice_aqc_download_pkg_resp *resp;
799 resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
801 *error_offset = LE32_TO_CPU(resp->error_offset);
803 *error_info = LE32_TO_CPU(resp->error_info);
810 * ice_aq_upload_section
811 * @hw: pointer to the hardware structure
812 * @pkg_buf: the package buffer which will receive the section
813 * @buf_size: the size of the package buffer
814 * @cd: pointer to command details structure or NULL
816 * Upload Section (0x0C41)
819 ice_aq_upload_section(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
820 u16 buf_size, struct ice_sq_cd *cd)
822 struct ice_aq_desc desc;
824 ice_debug(hw, ICE_DBG_TRACE, "ice_aq_upload_section");
825 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_upload_section);
826 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
828 return ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
833 * @hw: pointer to the hardware structure
834 * @pkg_buf: the package cmd buffer
835 * @buf_size: the size of the package cmd buffer
836 * @last_buf: last buffer indicator
837 * @error_offset: returns error offset
838 * @error_info: returns error information
839 * @cd: pointer to command details structure or NULL
841 * Update Package (0x0C42)
843 static enum ice_status
844 ice_aq_update_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf, u16 buf_size,
845 bool last_buf, u32 *error_offset, u32 *error_info,
846 struct ice_sq_cd *cd)
848 struct ice_aqc_download_pkg *cmd;
849 struct ice_aq_desc desc;
850 enum ice_status status;
852 ice_debug(hw, ICE_DBG_TRACE, "ice_aq_update_pkg");
859 cmd = &desc.params.download_pkg;
860 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_update_pkg);
861 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
864 cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
866 status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
867 if (status == ICE_ERR_AQ_ERROR) {
868 /* Read error from buffer only when the FW returned an error */
869 struct ice_aqc_download_pkg_resp *resp;
871 resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
873 *error_offset = LE32_TO_CPU(resp->error_offset);
875 *error_info = LE32_TO_CPU(resp->error_info);
882 * ice_find_seg_in_pkg
883 * @hw: pointer to the hardware structure
884 * @seg_type: the segment type to search for (i.e., SEGMENT_TYPE_CPK)
885 * @pkg_hdr: pointer to the package header to be searched
887 * This function searches a package file for a particular segment type. On
888 * success it returns a pointer to the segment header, otherwise it will
891 struct ice_generic_seg_hdr *
892 ice_find_seg_in_pkg(struct ice_hw *hw, u32 seg_type,
893 struct ice_pkg_hdr *pkg_hdr)
897 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
898 ice_debug(hw, ICE_DBG_PKG, "Package version: %d.%d.%d.%d\n",
899 pkg_hdr->format_ver.major, pkg_hdr->format_ver.minor,
900 pkg_hdr->format_ver.update, pkg_hdr->format_ver.draft);
902 /* Search all package segments for the requested segment type */
903 for (i = 0; i < LE32_TO_CPU(pkg_hdr->seg_count); i++) {
904 struct ice_generic_seg_hdr *seg;
906 seg = (struct ice_generic_seg_hdr *)
907 ((u8 *)pkg_hdr + LE32_TO_CPU(pkg_hdr->seg_offset[i]));
909 if (LE32_TO_CPU(seg->seg_type) == seg_type)
918 * @hw: pointer to the hardware structure
919 * @bufs: pointer to an array of buffers
920 * @count: the number of buffers in the array
922 * Obtains change lock and updates package.
925 ice_update_pkg(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
927 enum ice_status status;
930 status = ice_acquire_change_lock(hw, ICE_RES_WRITE);
934 for (i = 0; i < count; i++) {
935 bool last = ((i + 1) == count);
937 struct ice_buf_hdr *bh = (struct ice_buf_hdr *)(bufs + i);
939 status = ice_aq_update_pkg(hw, bh, LE16_TO_CPU(bh->data_end),
940 last, &offset, &info, NULL);
943 ice_debug(hw, ICE_DBG_PKG,
944 "Update pkg failed: err %d off %d inf %d\n",
945 status, offset, info);
950 ice_release_change_lock(hw);
957 * @hw: pointer to the hardware structure
958 * @bufs: pointer to an array of buffers
959 * @count: the number of buffers in the array
961 * Obtains global config lock and downloads the package configuration buffers
962 * to the firmware. Metadata buffers are skipped, and the first metadata buffer
963 * found indicates that the rest of the buffers are all metadata buffers.
965 static enum ice_status
966 ice_dwnld_cfg_bufs(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
968 enum ice_status status;
969 struct ice_buf_hdr *bh;
973 return ICE_ERR_PARAM;
975 /* If the first buffer's first section has its metadata bit set
976 * then there are no buffers to be downloaded, and the operation is
977 * considered a success.
979 bh = (struct ice_buf_hdr *)bufs;
980 if (LE32_TO_CPU(bh->section_entry[0].type) & ICE_METADATA_BUF)
983 status = ice_acquire_global_cfg_lock(hw, ICE_RES_WRITE);
987 for (i = 0; i < count; i++) {
988 bool last = ((i + 1) == count);
991 /* check next buffer for metadata flag */
992 bh = (struct ice_buf_hdr *)(bufs + i + 1);
994 /* A set metadata flag in the next buffer will signal
995 * that the current buffer will be the last buffer
998 if (LE16_TO_CPU(bh->section_count))
999 if (LE32_TO_CPU(bh->section_entry[0].type) &
1004 bh = (struct ice_buf_hdr *)(bufs + i);
1006 status = ice_aq_download_pkg(hw, bh, LE16_TO_CPU(bh->data_end),
1007 last, &offset, &info, NULL);
1010 ice_debug(hw, ICE_DBG_PKG,
1011 "Pkg download failed: err %d off %d inf %d\n",
1012 status, offset, info);
1020 ice_release_global_cfg_lock(hw);
1026 * ice_aq_get_pkg_info_list
1027 * @hw: pointer to the hardware structure
1028 * @pkg_info: the buffer which will receive the information list
1029 * @buf_size: the size of the pkg_info information buffer
1030 * @cd: pointer to command details structure or NULL
1032 * Get Package Info List (0x0C43)
1034 static enum ice_status
1035 ice_aq_get_pkg_info_list(struct ice_hw *hw,
1036 struct ice_aqc_get_pkg_info_resp *pkg_info,
1037 u16 buf_size, struct ice_sq_cd *cd)
1039 struct ice_aq_desc desc;
1041 ice_debug(hw, ICE_DBG_TRACE, "ice_aq_get_pkg_info_list");
1042 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_pkg_info_list);
1044 return ice_aq_send_cmd(hw, &desc, pkg_info, buf_size, cd);
1049 * @hw: pointer to the hardware structure
1050 * @ice_seg: pointer to the segment of the package to be downloaded
1052 * Handles the download of a complete package.
1054 enum ice_status ice_download_pkg(struct ice_hw *hw, struct ice_seg *ice_seg)
1056 struct ice_buf_table *ice_buf_tbl;
1058 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1059 ice_debug(hw, ICE_DBG_PKG, "Segment version: %d.%d.%d.%d\n",
1060 ice_seg->hdr.seg_ver.major, ice_seg->hdr.seg_ver.minor,
1061 ice_seg->hdr.seg_ver.update, ice_seg->hdr.seg_ver.draft);
1063 ice_debug(hw, ICE_DBG_PKG, "Seg: type 0x%X, size %d, name %s\n",
1064 LE32_TO_CPU(ice_seg->hdr.seg_type),
1065 LE32_TO_CPU(ice_seg->hdr.seg_size), ice_seg->hdr.seg_name);
1067 ice_buf_tbl = ice_find_buf_table(ice_seg);
1069 ice_debug(hw, ICE_DBG_PKG, "Seg buf count: %d\n",
1070 LE32_TO_CPU(ice_buf_tbl->buf_count));
1072 return ice_dwnld_cfg_bufs(hw, ice_buf_tbl->buf_array,
1073 LE32_TO_CPU(ice_buf_tbl->buf_count));
1078 * @hw: pointer to the hardware structure
1079 * @pkg_hdr: pointer to the driver's package hdr
1081 * Saves off the package details into the HW structure.
1084 ice_init_pkg_info(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr)
1086 struct ice_aqc_get_pkg_info_resp *pkg_info;
1087 struct ice_global_metadata_seg *meta_seg;
1088 struct ice_generic_seg_hdr *seg_hdr;
1089 enum ice_status status;
1093 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1095 return ICE_ERR_PARAM;
1097 meta_seg = (struct ice_global_metadata_seg *)
1098 ice_find_seg_in_pkg(hw, SEGMENT_TYPE_METADATA, pkg_hdr);
1100 hw->pkg_ver = meta_seg->pkg_ver;
1101 ice_memcpy(hw->pkg_name, meta_seg->pkg_name,
1102 sizeof(hw->pkg_name), ICE_NONDMA_TO_NONDMA);
1104 ice_debug(hw, ICE_DBG_PKG, "Pkg: %d.%d.%d.%d, %s\n",
1105 meta_seg->pkg_ver.major, meta_seg->pkg_ver.minor,
1106 meta_seg->pkg_ver.update, meta_seg->pkg_ver.draft,
1107 meta_seg->pkg_name);
1109 ice_debug(hw, ICE_DBG_INIT,
1110 "Did not find metadata segment in driver package\n");
1114 seg_hdr = ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg_hdr);
1116 hw->ice_pkg_ver = seg_hdr->seg_ver;
1117 ice_memcpy(hw->ice_pkg_name, seg_hdr->seg_name,
1118 sizeof(hw->ice_pkg_name), ICE_NONDMA_TO_NONDMA);
1120 ice_debug(hw, ICE_DBG_PKG, "Ice Pkg: %d.%d.%d.%d, %s\n",
1121 seg_hdr->seg_ver.major, seg_hdr->seg_ver.minor,
1122 seg_hdr->seg_ver.update, seg_hdr->seg_ver.draft,
1125 ice_debug(hw, ICE_DBG_INIT,
1126 "Did not find ice segment in driver package\n");
1130 #define ICE_PKG_CNT 4
1131 size = sizeof(*pkg_info) + (sizeof(pkg_info->pkg_info[0]) *
1133 pkg_info = (struct ice_aqc_get_pkg_info_resp *)ice_malloc(hw, size);
1135 return ICE_ERR_NO_MEMORY;
1137 status = ice_aq_get_pkg_info_list(hw, pkg_info, size, NULL);
1139 goto init_pkg_free_alloc;
1141 for (i = 0; i < LE32_TO_CPU(pkg_info->count); i++) {
1142 #define ICE_PKG_FLAG_COUNT 4
1143 char flags[ICE_PKG_FLAG_COUNT + 1] = { 0 };
1146 if (pkg_info->pkg_info[i].is_active) {
1147 flags[place++] = 'A';
1148 hw->active_pkg_ver = pkg_info->pkg_info[i].ver;
1149 ice_memcpy(hw->active_pkg_name,
1150 pkg_info->pkg_info[i].name,
1151 sizeof(hw->active_pkg_name),
1152 ICE_NONDMA_TO_NONDMA);
1154 if (pkg_info->pkg_info[i].is_active_at_boot)
1155 flags[place++] = 'B';
1156 if (pkg_info->pkg_info[i].is_modified)
1157 flags[place++] = 'M';
1158 if (pkg_info->pkg_info[i].is_in_nvm)
1159 flags[place++] = 'N';
1161 ice_debug(hw, ICE_DBG_PKG, "Pkg[%d]: %d.%d.%d.%d,%s,%s\n",
1162 i, pkg_info->pkg_info[i].ver.major,
1163 pkg_info->pkg_info[i].ver.minor,
1164 pkg_info->pkg_info[i].ver.update,
1165 pkg_info->pkg_info[i].ver.draft,
1166 pkg_info->pkg_info[i].name, flags);
1169 init_pkg_free_alloc:
1170 ice_free(hw, pkg_info);
1176 * ice_find_label_value
1177 * @ice_seg: pointer to the ice segment (non-NULL)
1178 * @name: name of the label to search for
1179 * @type: the section type that will contain the label
1180 * @value: pointer to a value that will return the label's value if found
1182 * Finds a label's value given the label name and the section type to search.
1183 * The ice_seg parameter must not be NULL since the first call to
1184 * ice_enum_labels requires a pointer to an actual ice_seg structure.
1187 ice_find_label_value(struct ice_seg *ice_seg, char const *name, u32 type,
1190 struct ice_pkg_enum state;
1195 return ICE_ERR_PARAM;
1198 label_name = ice_enum_labels(ice_seg, type, &state, &val);
1199 if (label_name && !strcmp(label_name, name)) {
1205 } while (label_name);
1211 * ice_verify_pkg - verify package
1212 * @pkg: pointer to the package buffer
1213 * @len: size of the package buffer
1215 * Verifies various attributes of the package file, including length, format
1216 * version, and the requirement of at least one segment.
1218 static enum ice_status ice_verify_pkg(struct ice_pkg_hdr *pkg, u32 len)
1223 if (len < sizeof(*pkg))
1224 return ICE_ERR_BUF_TOO_SHORT;
1226 if (pkg->format_ver.major != ICE_PKG_FMT_VER_MAJ ||
1227 pkg->format_ver.minor != ICE_PKG_FMT_VER_MNR ||
1228 pkg->format_ver.update != ICE_PKG_FMT_VER_UPD ||
1229 pkg->format_ver.draft != ICE_PKG_FMT_VER_DFT)
1232 /* pkg must have at least one segment */
1233 seg_count = LE32_TO_CPU(pkg->seg_count);
1237 /* make sure segment array fits in package length */
1238 if (len < sizeof(*pkg) + ((seg_count - 1) * sizeof(pkg->seg_offset)))
1239 return ICE_ERR_BUF_TOO_SHORT;
1241 /* all segments must fit within length */
1242 for (i = 0; i < seg_count; i++) {
1243 u32 off = LE32_TO_CPU(pkg->seg_offset[i]);
1244 struct ice_generic_seg_hdr *seg;
1246 /* segment header must fit */
1247 if (len < off + sizeof(*seg))
1248 return ICE_ERR_BUF_TOO_SHORT;
1250 seg = (struct ice_generic_seg_hdr *)((u8 *)pkg + off);
1252 /* segment body must fit */
1253 if (len < off + LE32_TO_CPU(seg->seg_size))
1254 return ICE_ERR_BUF_TOO_SHORT;
1261 * ice_free_seg - free package segment pointer
1262 * @hw: pointer to the hardware structure
1264 * Frees the package segment pointer in the proper manner, depending on if the
1265 * segment was allocated or just the passed in pointer was stored.
1267 void ice_free_seg(struct ice_hw *hw)
1270 ice_free(hw, hw->pkg_copy);
1271 hw->pkg_copy = NULL;
1278 * ice_init_fd_mask_regs - initialize Flow Director mask registers
1279 * @hw: pointer to the HW struct
1281 * This function sets up the Flow Director mask registers to allow for complete
1282 * masking off of any of the 24 Field Vector words. After this call, mask 0 will
1283 * mask off all of FV index 0, mask 1 will mask off all of FV index 1, etc.
1285 static void ice_init_fd_mask_regs(struct ice_hw *hw)
1289 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
1290 wr32(hw, GLQF_FDMASK(i), i);
1291 ice_debug(hw, ICE_DBG_INIT, "init fd mask(%d): %x = %x\n", i,
1297 * ice_init_pkg_regs - initialize additional package registers
1298 * @hw: pointer to the hardware structure
1300 static void ice_init_pkg_regs(struct ice_hw *hw)
1302 #define ICE_SW_BLK_INP_MASK_L 0xFFFFFFFF
1303 #define ICE_SW_BLK_INP_MASK_H 0x0000FFFF
1304 #define ICE_SW_BLK_IDX 0
1306 /* setup Switch block input mask, which is 48-bits in two parts */
1307 wr32(hw, GL_PREEXT_L2_PMASK0(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_L);
1308 wr32(hw, GL_PREEXT_L2_PMASK1(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_H);
1309 /* setup default flow director masks */
1310 ice_init_fd_mask_regs(hw);
1314 * ice_init_pkg - initialize/download package
1315 * @hw: pointer to the hardware structure
1316 * @buf: pointer to the package buffer
1317 * @len: size of the package buffer
1319 * This function initializes a package. The package contains HW tables
1320 * required to do packet processing. First, the function extracts package
1321 * information such as version. Then it finds the ice configuration segment
1322 * within the package; this function then saves a copy of the segment pointer
1323 * within the supplied package buffer. Next, the function will cache any hints
1324 * from the package, followed by downloading the package itself. Note, that if
1325 * a previous PF driver has already downloaded the package successfully, then
1326 * the current driver will not have to download the package again.
1328 * The local package contents will be used to query default behavior and to
1329 * update specific sections of the HW's version of the package (e.g. to update
1330 * the parse graph to understand new protocols).
1332 * This function stores a pointer to the package buffer memory, and it is
1333 * expected that the supplied buffer will not be freed immediately. If the
1334 * package buffer needs to be freed, such as when read from a file, use
1335 * ice_copy_and_init_pkg() instead of directly calling ice_init_pkg() in this
1338 enum ice_status ice_init_pkg(struct ice_hw *hw, u8 *buf, u32 len)
1340 struct ice_pkg_hdr *pkg;
1341 enum ice_status status;
1342 struct ice_seg *seg;
1345 return ICE_ERR_PARAM;
1347 pkg = (struct ice_pkg_hdr *)buf;
1348 status = ice_verify_pkg(pkg, len);
1350 ice_debug(hw, ICE_DBG_INIT, "failed to verify pkg (err: %d)\n",
1355 /* initialize package info */
1356 status = ice_init_pkg_info(hw, pkg);
1360 /* find segment in given package */
1361 seg = (struct ice_seg *)ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg);
1363 ice_debug(hw, ICE_DBG_INIT, "no ice segment in package.\n");
1367 /* initialize package hints and then download package */
1368 ice_init_pkg_hints(hw, seg);
1369 status = ice_download_pkg(hw, seg);
1370 if (status == ICE_ERR_AQ_NO_WORK) {
1371 ice_debug(hw, ICE_DBG_INIT,
1372 "package previously loaded - no work.\n");
1373 status = ICE_SUCCESS;
1378 /* on successful package download update other required
1379 * registers to support the package and fill HW tables
1380 * with package content.
1382 ice_init_pkg_regs(hw);
1383 ice_fill_blk_tbls(hw);
1385 ice_debug(hw, ICE_DBG_INIT, "package load failed, %d\n",
1393 * ice_copy_and_init_pkg - initialize/download a copy of the package
1394 * @hw: pointer to the hardware structure
1395 * @buf: pointer to the package buffer
1396 * @len: size of the package buffer
1398 * This function copies the package buffer, and then calls ice_init_pkg() to
1399 * initialize the copied package contents.
1401 * The copying is necessary if the package buffer supplied is constant, or if
1402 * the memory may disappear shortly after calling this function.
1404 * If the package buffer resides in the data segment and can be modified, the
1405 * caller is free to use ice_init_pkg() instead of ice_copy_and_init_pkg().
1407 * However, if the package buffer needs to be copied first, such as when being
1408 * read from a file, the caller should use ice_copy_and_init_pkg().
1410 * This function will first copy the package buffer, before calling
1411 * ice_init_pkg(). The caller is free to immediately destroy the original
1412 * package buffer, as the new copy will be managed by this function and
1415 enum ice_status ice_copy_and_init_pkg(struct ice_hw *hw, const u8 *buf, u32 len)
1417 enum ice_status status;
1421 return ICE_ERR_PARAM;
1423 buf_copy = (u8 *)ice_memdup(hw, buf, len, ICE_NONDMA_TO_NONDMA);
1425 status = ice_init_pkg(hw, buf_copy, len);
1427 /* Free the copy, since we failed to initialize the package */
1428 ice_free(hw, buf_copy);
1430 /* Track the copied pkg so we can free it later */
1431 hw->pkg_copy = buf_copy;
1440 * @hw: pointer to the HW structure
1442 * Allocates a package buffer and returns a pointer to the buffer header.
1443 * Note: all package contents must be in Little Endian form.
1445 struct ice_buf_build *ice_pkg_buf_alloc(struct ice_hw *hw)
1447 struct ice_buf_build *bld;
1448 struct ice_buf_hdr *buf;
1450 bld = (struct ice_buf_build *)ice_malloc(hw, sizeof(*bld));
1454 buf = (struct ice_buf_hdr *)bld;
1455 buf->data_end = CPU_TO_LE16(sizeof(*buf) -
1456 sizeof(buf->section_entry[0]));
1462 * @sect_type: section type
1463 * @section: pointer to section
1464 * @index: index of the field vector entry to be returned
1465 * @offset: ptr to variable that receives the offset in the field vector table
1467 * This is a callback function that can be passed to ice_pkg_enum_entry.
1468 * This function treats the given section as of type ice_sw_fv_section and
1469 * enumerates offset field. "offset" is an index into the field vector
1473 ice_sw_fv_handler(u32 sect_type, void *section, u32 index, u32 *offset)
1475 struct ice_sw_fv_section *fv_section =
1476 (struct ice_sw_fv_section *)section;
1478 if (!section || sect_type != ICE_SID_FLD_VEC_SW)
1480 if (index >= LE16_TO_CPU(fv_section->count))
1483 /* "index" passed in to this function is relative to a given
1484 * 4k block. To get to the true index into the field vector
1485 * table need to add the relative index to the base_offset
1486 * field of this section
1488 *offset = LE16_TO_CPU(fv_section->base_offset) + index;
1489 return fv_section->fv + index;
1493 * ice_get_sw_fv_list
1494 * @hw: pointer to the HW structure
1495 * @prot_ids: field vector to search for with a given protocol ID
1496 * @ids_cnt: lookup/protocol count
1497 * @fv_list: Head of a list
1499 * Finds all the field vector entries from switch block that contain
1500 * a given protocol ID and returns a list of structures of type
1501 * "ice_sw_fv_list_entry". Every structure in the list has a field vector
1502 * definition and profile ID information
1503 * NOTE: The caller of the function is responsible for freeing the memory
1504 * allocated for every list entry.
1507 ice_get_sw_fv_list(struct ice_hw *hw, u16 *prot_ids, u8 ids_cnt,
1508 struct LIST_HEAD_TYPE *fv_list)
1510 struct ice_sw_fv_list_entry *fvl;
1511 struct ice_sw_fv_list_entry *tmp;
1512 struct ice_pkg_enum state;
1513 struct ice_seg *ice_seg;
1517 if (!ids_cnt || !hw->seg)
1518 return ICE_ERR_PARAM;
1524 fv = (struct ice_fv *)
1525 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1526 &offset, ice_sw_fv_handler);
1528 for (i = 0; i < ids_cnt && fv; i++) {
1531 /* This code assumes that if a switch field vector line
1532 * has a matching protocol, then this line will contain
1533 * the entries necessary to represent every field in
1534 * that protocol header.
1536 for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
1537 if (fv->ew[j].prot_id == prot_ids[i])
1539 if (j >= hw->blk[ICE_BLK_SW].es.fvw)
1541 if (i + 1 == ids_cnt) {
1542 fvl = (struct ice_sw_fv_list_entry *)
1543 ice_malloc(hw, sizeof(*fvl));
1547 fvl->profile_id = offset;
1548 LIST_ADD(&fvl->list_entry, fv_list);
1554 if (LIST_EMPTY(fv_list))
1559 LIST_FOR_EACH_ENTRY_SAFE(fvl, tmp, fv_list, ice_sw_fv_list_entry,
1561 LIST_DEL(&fvl->list_entry);
1565 return ICE_ERR_NO_MEMORY;
1569 * ice_pkg_buf_alloc_single_section
1570 * @hw: pointer to the HW structure
1571 * @type: the section type value
1572 * @size: the size of the section to reserve (in bytes)
1573 * @section: returns pointer to the section
1575 * Allocates a package buffer with a single section.
1576 * Note: all package contents must be in Little Endian form.
1578 static struct ice_buf_build *
1579 ice_pkg_buf_alloc_single_section(struct ice_hw *hw, u32 type, u16 size,
1582 struct ice_buf_build *buf;
1587 buf = ice_pkg_buf_alloc(hw);
1591 if (ice_pkg_buf_reserve_section(buf, 1))
1592 goto ice_pkg_buf_alloc_single_section_err;
1594 *section = ice_pkg_buf_alloc_section(buf, type, size);
1596 goto ice_pkg_buf_alloc_single_section_err;
1600 ice_pkg_buf_alloc_single_section_err:
1601 ice_pkg_buf_free(hw, buf);
1606 * ice_pkg_buf_reserve_section
1607 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1608 * @count: the number of sections to reserve
1610 * Reserves one or more section table entries in a package buffer. This routine
1611 * can be called multiple times as long as they are made before calling
1612 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1613 * is called once, the number of sections that can be allocated will not be able
1614 * to be increased; not using all reserved sections is fine, but this will
1615 * result in some wasted space in the buffer.
1616 * Note: all package contents must be in Little Endian form.
1619 ice_pkg_buf_reserve_section(struct ice_buf_build *bld, u16 count)
1621 struct ice_buf_hdr *buf;
1626 return ICE_ERR_PARAM;
1628 buf = (struct ice_buf_hdr *)&bld->buf;
1630 /* already an active section, can't increase table size */
1631 section_count = LE16_TO_CPU(buf->section_count);
1632 if (section_count > 0)
1635 if (bld->reserved_section_table_entries + count > ICE_MAX_S_COUNT)
1637 bld->reserved_section_table_entries += count;
1639 data_end = LE16_TO_CPU(buf->data_end) +
1640 (count * sizeof(buf->section_entry[0]));
1641 buf->data_end = CPU_TO_LE16(data_end);
1647 * ice_pkg_buf_unreserve_section
1648 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1649 * @count: the number of sections to unreserve
1651 * Unreserves one or more section table entries in a package buffer, releasing
1652 * space that can be used for section data. This routine can be called
1653 * multiple times as long as they are made before calling
1654 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1655 * is called once, the number of sections that can be allocated will not be able
1656 * to be increased; not using all reserved sections is fine, but this will
1657 * result in some wasted space in the buffer.
1658 * Note: all package contents must be in Little Endian form.
1661 ice_pkg_buf_unreserve_section(struct ice_buf_build *bld, u16 count)
1663 struct ice_buf_hdr *buf;
1668 return ICE_ERR_PARAM;
1670 buf = (struct ice_buf_hdr *)&bld->buf;
1672 /* already an active section, can't decrease table size */
1673 section_count = LE16_TO_CPU(buf->section_count);
1674 if (section_count > 0)
1677 if (count > bld->reserved_section_table_entries)
1679 bld->reserved_section_table_entries -= count;
1681 data_end = LE16_TO_CPU(buf->data_end) -
1682 (count * sizeof(buf->section_entry[0]));
1683 buf->data_end = CPU_TO_LE16(data_end);
1689 * ice_pkg_buf_alloc_section
1690 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1691 * @type: the section type value
1692 * @size: the size of the section to reserve (in bytes)
1694 * Reserves memory in the buffer for a section's content and updates the
1695 * buffers' status accordingly. This routine returns a pointer to the first
1696 * byte of the section start within the buffer, which is used to fill in the
1698 * Note: all package contents must be in Little Endian form.
1701 ice_pkg_buf_alloc_section(struct ice_buf_build *bld, u32 type, u16 size)
1703 struct ice_buf_hdr *buf;
1707 if (!bld || !type || !size)
1710 buf = (struct ice_buf_hdr *)&bld->buf;
1712 /* check for enough space left in buffer */
1713 data_end = LE16_TO_CPU(buf->data_end);
1715 /* section start must align on 4 byte boundary */
1716 data_end = ICE_ALIGN(data_end, 4);
1718 if ((data_end + size) > ICE_MAX_S_DATA_END)
1721 /* check for more available section table entries */
1722 sect_count = LE16_TO_CPU(buf->section_count);
1723 if (sect_count < bld->reserved_section_table_entries) {
1724 void *section_ptr = ((u8 *)buf) + data_end;
1726 buf->section_entry[sect_count].offset = CPU_TO_LE16(data_end);
1727 buf->section_entry[sect_count].size = CPU_TO_LE16(size);
1728 buf->section_entry[sect_count].type = CPU_TO_LE32(type);
1731 buf->data_end = CPU_TO_LE16(data_end);
1733 buf->section_count = CPU_TO_LE16(sect_count + 1);
1737 /* no free section table entries */
1742 * ice_pkg_buf_get_free_space
1743 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1745 * Returns the number of free bytes remaining in the buffer.
1746 * Note: all package contents must be in Little Endian form.
1748 u16 ice_pkg_buf_get_free_space(struct ice_buf_build *bld)
1750 struct ice_buf_hdr *buf;
1755 buf = (struct ice_buf_hdr *)&bld->buf;
1756 return ICE_MAX_S_DATA_END - LE16_TO_CPU(buf->data_end);
1760 * ice_pkg_buf_get_active_sections
1761 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1763 * Returns the number of active sections. Before using the package buffer
1764 * in an update package command, the caller should make sure that there is at
1765 * least one active section - otherwise, the buffer is not legal and should
1767 * Note: all package contents must be in Little Endian form.
1769 u16 ice_pkg_buf_get_active_sections(struct ice_buf_build *bld)
1771 struct ice_buf_hdr *buf;
1776 buf = (struct ice_buf_hdr *)&bld->buf;
1777 return LE16_TO_CPU(buf->section_count);
1781 * ice_pkg_buf_header
1782 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1784 * Return a pointer to the buffer's header
1786 struct ice_buf *ice_pkg_buf(struct ice_buf_build *bld)
1796 * @hw: pointer to the HW structure
1797 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1799 * Frees a package buffer
1801 void ice_pkg_buf_free(struct ice_hw *hw, struct ice_buf_build *bld)
1807 * ice_find_prot_off - find prot ID and offset pair, based on prof and FV index
1808 * @hw: pointer to the hardware structure
1809 * @blk: hardware block
1811 * @fv_idx: field vector word index
1812 * @prot: variable to receive the protocol ID
1813 * @off: variable to receive the protocol offset
1816 ice_find_prot_off(struct ice_hw *hw, enum ice_block blk, u8 prof, u8 fv_idx,
1819 struct ice_fv_word *fv_ext;
1821 if (prof >= hw->blk[blk].es.count)
1822 return ICE_ERR_PARAM;
1824 if (fv_idx >= hw->blk[blk].es.fvw)
1825 return ICE_ERR_PARAM;
1827 fv_ext = hw->blk[blk].es.t + (prof * hw->blk[blk].es.fvw);
1829 *prot = fv_ext[fv_idx].prot_id;
1830 *off = fv_ext[fv_idx].off;
1835 /* PTG Management */
1838 * ice_ptg_update_xlt1 - Updates packet type groups in HW via XLT1 table
1839 * @hw: pointer to the hardware structure
1842 * This function will update the XLT1 hardware table to reflect the new
1843 * packet type group configuration.
1845 enum ice_status ice_ptg_update_xlt1(struct ice_hw *hw, enum ice_block blk)
1847 struct ice_xlt1_section *sect;
1848 struct ice_buf_build *bld;
1849 enum ice_status status;
1852 bld = ice_pkg_buf_alloc_single_section(hw, ice_sect_id(blk, ICE_XLT1),
1853 ICE_XLT1_SIZE(ICE_XLT1_CNT),
1856 return ICE_ERR_NO_MEMORY;
1858 sect->count = CPU_TO_LE16(ICE_XLT1_CNT);
1859 sect->offset = CPU_TO_LE16(0);
1860 for (index = 0; index < ICE_XLT1_CNT; index++)
1861 sect->value[index] = hw->blk[blk].xlt1.ptypes[index].ptg;
1863 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
1865 ice_pkg_buf_free(hw, bld);
1871 * ice_ptg_find_ptype - Search for packet type group using packet type (ptype)
1872 * @hw: pointer to the hardware structure
1874 * @ptype: the ptype to search for
1875 * @ptg: pointer to variable that receives the PTG
1877 * This function will search the PTGs for a particular ptype, returning the
1878 * PTG ID that contains it through the ptg parameter, with the value of
1879 * ICE_DEFAULT_PTG (0) meaning it is part the default PTG.
1882 ice_ptg_find_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg)
1884 if (ptype >= ICE_XLT1_CNT || !ptg)
1885 return ICE_ERR_PARAM;
1887 *ptg = hw->blk[blk].xlt1.ptypes[ptype].ptg;
1892 * ice_ptg_alloc_val - Allocates a new packet type group ID by value
1893 * @hw: pointer to the hardware structure
1895 * @ptg: the ptg to allocate
1897 * This function allocates a given packet type group ID specified by the ptg
1901 void ice_ptg_alloc_val(struct ice_hw *hw, enum ice_block blk, u8 ptg)
1903 hw->blk[blk].xlt1.ptg_tbl[ptg].in_use = true;
1907 * ice_ptg_alloc - Find a free entry and allocates a new packet type group ID
1908 * @hw: pointer to the hardware structure
1911 * This function allocates and returns a new packet type group ID. Note
1912 * that 0 is the default packet type group, so successfully created PTGs will
1913 * have a non-zero ID value; which means a 0 return value indicates an error.
1915 u8 ice_ptg_alloc(struct ice_hw *hw, enum ice_block blk)
1919 /* Skip the default PTG of 0 */
1920 for (i = 1; i < ICE_MAX_PTGS; i++)
1921 if (!hw->blk[blk].xlt1.ptg_tbl[i].in_use) {
1922 /* found a free PTG ID */
1923 ice_ptg_alloc_val(hw, blk, i);
1931 * ice_ptg_free - Frees a packet type group
1932 * @hw: pointer to the hardware structure
1934 * @ptg: the ptg ID to free
1936 * This function frees a packet type group, and returns all the current ptypes
1937 * within it to the default PTG.
1939 void ice_ptg_free(struct ice_hw *hw, enum ice_block blk, u8 ptg)
1941 struct ice_ptg_ptype *p, *temp;
1943 hw->blk[blk].xlt1.ptg_tbl[ptg].in_use = false;
1944 p = hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
1946 p->ptg = ICE_DEFAULT_PTG;
1947 temp = p->next_ptype;
1948 p->next_ptype = NULL;
1952 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype = NULL;
1956 * ice_ptg_remove_ptype - Removes ptype from a particular packet type group
1957 * @hw: pointer to the hardware structure
1959 * @ptype: the ptype to remove
1960 * @ptg: the ptg to remove the ptype from
1962 * This function will remove the ptype from the specific ptg, and move it to
1963 * the default PTG (ICE_DEFAULT_PTG).
1965 static enum ice_status
1966 ice_ptg_remove_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
1968 struct ice_ptg_ptype **ch;
1969 struct ice_ptg_ptype *p;
1971 if (ptype > ICE_XLT1_CNT - 1)
1972 return ICE_ERR_PARAM;
1974 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use)
1975 return ICE_ERR_DOES_NOT_EXIST;
1977 /* Should not happen if .in_use is set, bad config */
1978 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype)
1981 /* find the ptype within this PTG, and bypass the link over it */
1982 p = hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
1983 ch = &hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
1985 if (ptype == (p - hw->blk[blk].xlt1.ptypes)) {
1986 *ch = p->next_ptype;
1990 ch = &p->next_ptype;
1994 hw->blk[blk].xlt1.ptypes[ptype].ptg = ICE_DEFAULT_PTG;
1995 hw->blk[blk].xlt1.ptypes[ptype].next_ptype = NULL;
2001 * ice_ptg_add_mv_ptype - Adds/moves ptype to a particular packet type group
2002 * @hw: pointer to the hardware structure
2004 * @ptype: the ptype to add or move
2005 * @ptg: the ptg to add or move the ptype to
2007 * This function will either add or move a ptype to a particular PTG depending
2008 * on if the ptype is already part of another group. Note that using a
2009 * a destination PTG ID of ICE_DEFAULT_PTG (0) will move the ptype to the
2013 ice_ptg_add_mv_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2015 enum ice_status status;
2018 if (ptype > ICE_XLT1_CNT - 1)
2019 return ICE_ERR_PARAM;
2021 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use && ptg != ICE_DEFAULT_PTG)
2022 return ICE_ERR_DOES_NOT_EXIST;
2024 status = ice_ptg_find_ptype(hw, blk, ptype, &original_ptg);
2028 /* Is ptype already in the correct PTG? */
2029 if (original_ptg == ptg)
2032 /* Remove from original PTG and move back to the default PTG */
2033 if (original_ptg != ICE_DEFAULT_PTG)
2034 ice_ptg_remove_ptype(hw, blk, ptype, original_ptg);
2036 /* Moving to default PTG? Then we're done with this request */
2037 if (ptg == ICE_DEFAULT_PTG)
2040 /* Add ptype to PTG at beginning of list */
2041 hw->blk[blk].xlt1.ptypes[ptype].next_ptype =
2042 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2043 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype =
2044 &hw->blk[blk].xlt1.ptypes[ptype];
2046 hw->blk[blk].xlt1.ptypes[ptype].ptg = ptg;
2047 hw->blk[blk].xlt1.t[ptype] = ptg;
2052 /* Block / table size info */
2053 struct ice_blk_size_details {
2054 u16 xlt1; /* # XLT1 entries */
2055 u16 xlt2; /* # XLT2 entries */
2056 u16 prof_tcam; /* # profile ID TCAM entries */
2057 u16 prof_id; /* # profile IDs */
2058 u8 prof_cdid_bits; /* # cdid one-hot bits used in key */
2059 u16 prof_redir; /* # profile redirection entries */
2060 u16 es; /* # extraction sequence entries */
2061 u16 fvw; /* # field vector words */
2062 u8 overwrite; /* overwrite existing entries allowed */
2063 u8 reverse; /* reverse FV order */
2066 static const struct ice_blk_size_details blk_sizes[ICE_BLK_COUNT] = {
2069 * XLT1 - Number of entries in XLT1 table
2070 * XLT2 - Number of entries in XLT2 table
2071 * TCAM - Number of entries Profile ID TCAM table
2072 * CDID - Control Domain ID of the hardware block
2073 * PRED - Number of entries in the Profile Redirection Table
2074 * FV - Number of entries in the Field Vector
2075 * FVW - Width (in WORDs) of the Field Vector
2076 * OVR - Overwrite existing table entries
2079 /* XLT1 , XLT2 ,TCAM, PID,CDID,PRED, FV, FVW */
2080 /* Overwrite , Reverse FV */
2081 /* SW */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 256, 0, 256, 256, 48,
2083 /* ACL */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 32,
2085 /* FD */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2087 /* RSS */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2089 /* PE */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 64, 32, 0, 32, 32, 24,
2094 ICE_SID_XLT1_OFF = 0,
2097 ICE_SID_PR_REDIR_OFF,
2102 /* Characteristic handling */
2105 * ice_match_prop_lst - determine if properties of two lists match
2106 * @list1: first properties list
2107 * @list2: second properties list
2109 * Count, cookies and the order must match in order to be considered equivalent.
2112 ice_match_prop_lst(struct LIST_HEAD_TYPE *list1, struct LIST_HEAD_TYPE *list2)
2114 struct ice_vsig_prof *tmp1;
2115 struct ice_vsig_prof *tmp2;
2119 /* compare counts */
2120 LIST_FOR_EACH_ENTRY(tmp1, list1, ice_vsig_prof, list) {
2123 LIST_FOR_EACH_ENTRY(tmp2, list2, ice_vsig_prof, list) {
2126 if (!count || count != chk_count)
2129 tmp1 = LIST_FIRST_ENTRY(list1, struct ice_vsig_prof, list);
2130 tmp2 = LIST_FIRST_ENTRY(list2, struct ice_vsig_prof, list);
2132 /* profile cookies must compare, and in the exact same order to take
2133 * into account priority
2136 if (tmp2->profile_cookie != tmp1->profile_cookie)
2139 tmp1 = LIST_NEXT_ENTRY(tmp1, struct ice_vsig_prof, list);
2140 tmp2 = LIST_NEXT_ENTRY(tmp2, struct ice_vsig_prof, list);
2146 /* VSIG Management */
2149 * ice_vsig_update_xlt2_sect - update one section of XLT2 table
2150 * @hw: pointer to the hardware structure
2152 * @vsi: HW VSI number to program
2153 * @vsig: vsig for the VSI
2155 * This function will update the XLT2 hardware table with the input VSI
2156 * group configuration.
2158 static enum ice_status
2159 ice_vsig_update_xlt2_sect(struct ice_hw *hw, enum ice_block blk, u16 vsi,
2162 struct ice_xlt2_section *sect;
2163 struct ice_buf_build *bld;
2164 enum ice_status status;
2166 bld = ice_pkg_buf_alloc_single_section(hw, ice_sect_id(blk, ICE_XLT2),
2167 sizeof(struct ice_xlt2_section),
2170 return ICE_ERR_NO_MEMORY;
2172 sect->count = CPU_TO_LE16(1);
2173 sect->offset = CPU_TO_LE16(vsi);
2174 sect->value[0] = CPU_TO_LE16(vsig);
2176 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
2178 ice_pkg_buf_free(hw, bld);
2184 * ice_vsig_update_xlt2 - update XLT2 table with VSIG configuration
2185 * @hw: pointer to the hardware structure
2188 * This function will update the XLT2 hardware table with the input VSI
2189 * group configuration of used vsis.
2191 enum ice_status ice_vsig_update_xlt2(struct ice_hw *hw, enum ice_block blk)
2195 for (vsi = 0; vsi < ICE_MAX_VSI; vsi++) {
2196 /* update only vsis that have been changed */
2197 if (hw->blk[blk].xlt2.vsis[vsi].changed) {
2198 enum ice_status status;
2201 vsig = hw->blk[blk].xlt2.vsis[vsi].vsig;
2202 status = ice_vsig_update_xlt2_sect(hw, blk, vsi, vsig);
2206 hw->blk[blk].xlt2.vsis[vsi].changed = 0;
2214 * ice_vsig_find_vsi - find a VSIG that contains a specified VSI
2215 * @hw: pointer to the hardware structure
2217 * @vsi: VSI of interest
2218 * @vsig: pointer to receive the VSI group
2220 * This function will lookup the VSI entry in the XLT2 list and return
2221 * the VSI group its associated with.
2224 ice_vsig_find_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 *vsig)
2226 if (!vsig || vsi >= ICE_MAX_VSI)
2227 return ICE_ERR_PARAM;
2229 /* As long as there's a default or valid VSIG associated with the input
2230 * VSI, the functions returns a success. Any handling of VSIG will be
2231 * done by the following add, update or remove functions.
2233 *vsig = hw->blk[blk].xlt2.vsis[vsi].vsig;
2239 * ice_vsig_alloc_val - allocate a new VSIG by value
2240 * @hw: pointer to the hardware structure
2242 * @vsig: the vsig to allocate
2244 * This function will allocate a given VSIG specified by the vsig parameter.
2246 static u16 ice_vsig_alloc_val(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2248 u16 idx = vsig & ICE_VSIG_IDX_M;
2250 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use) {
2251 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2252 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = true;
2255 return ICE_VSIG_VALUE(idx, hw->pf_id);
2259 * ice_vsig_alloc - Finds a free entry and allocates a new VSIG
2260 * @hw: pointer to the hardware structure
2263 * This function will iterate through the VSIG list and mark the first
2264 * unused entry for the new VSIG entry as used and return that value.
2266 static u16 ice_vsig_alloc(struct ice_hw *hw, enum ice_block blk)
2270 for (i = 1; i < ICE_MAX_VSIGS; i++)
2271 if (!hw->blk[blk].xlt2.vsig_tbl[i].in_use)
2272 return ice_vsig_alloc_val(hw, blk, i);
2274 return ICE_DEFAULT_VSIG;
2278 * ice_find_dup_props_vsig - find VSI group with a specified set of properties
2279 * @hw: pointer to the hardware structure
2281 * @chs: characteristic list
2282 * @vsig: returns the VSIG with the matching profiles, if found
2284 * Each VSIG is associated with a characteristic set; i.e. all VSIs under
2285 * a group have the same characteristic set. To check if there exists a VSIG
2286 * which has the same characteristics as the input characteristics; this
2287 * function will iterate through the XLT2 list and return the VSIG that has a
2288 * matching configuration. In order to make sure that priorities are accounted
2289 * for, the list must match exactly, including the order in which the
2290 * characteristics are listed.
2293 ice_find_dup_props_vsig(struct ice_hw *hw, enum ice_block blk,
2294 struct LIST_HEAD_TYPE *chs, u16 *vsig)
2296 struct ice_xlt2 *xlt2 = &hw->blk[blk].xlt2;
2299 for (i = 0; i < xlt2->count; i++) {
2300 if (xlt2->vsig_tbl[i].in_use &&
2301 ice_match_prop_lst(chs, &xlt2->vsig_tbl[i].prop_lst)) {
2302 *vsig = ICE_VSIG_VALUE(i, hw->pf_id);
2307 return ICE_ERR_DOES_NOT_EXIST;
2311 * ice_vsig_free - free VSI group
2312 * @hw: pointer to the hardware structure
2314 * @vsig: VSIG to remove
2316 * The function will remove all VSIs associated with the input VSIG and move
2317 * them to the DEFAULT_VSIG and mark the VSIG available.
2320 ice_vsig_free(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2322 struct ice_vsig_prof *dtmp, *del;
2323 struct ice_vsig_vsi *vsi_cur;
2326 idx = vsig & ICE_VSIG_IDX_M;
2327 if (idx >= ICE_MAX_VSIGS)
2328 return ICE_ERR_PARAM;
2330 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2331 return ICE_ERR_DOES_NOT_EXIST;
2333 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = false;
2335 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2336 /* If the VSIG has at least 1 VSI then iterate through the
2337 * list and remove the VSIs before deleting the group.
2340 /* remove all vsis associated with this VSIG XLT2 entry */
2342 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
2344 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2345 vsi_cur->changed = 1;
2346 vsi_cur->next_vsi = NULL;
2350 /* NULL terminate head of VSI list */
2351 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi = NULL;
2354 /* free characteristic list */
2355 LIST_FOR_EACH_ENTRY_SAFE(del, dtmp,
2356 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
2357 ice_vsig_prof, list) {
2358 LIST_DEL(&del->list);
2366 * ice_vsig_add_mv_vsi - add or move a VSI to a VSI group
2367 * @hw: pointer to the hardware structure
2370 * @vsig: destination VSI group
2372 * This function will move or add the input VSI to the target VSIG.
2373 * The function will find the original VSIG the VSI belongs to and
2374 * move the entry to the DEFAULT_VSIG, update the original VSIG and
2375 * then move entry to the new VSIG.
2378 ice_vsig_add_mv_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2380 struct ice_vsig_vsi *tmp;
2381 enum ice_status status;
2384 idx = vsig & ICE_VSIG_IDX_M;
2386 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2387 return ICE_ERR_PARAM;
2389 /* if VSIG not in use and VSIG is not default type this VSIG
2392 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use &&
2393 vsig != ICE_DEFAULT_VSIG)
2394 return ICE_ERR_DOES_NOT_EXIST;
2396 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
2400 /* no update required if vsigs match */
2401 if (orig_vsig == vsig)
2404 if (orig_vsig != ICE_DEFAULT_VSIG) {
2405 /* remove entry from orig_vsig and add to default VSIG */
2406 status = ice_vsig_remove_vsi(hw, blk, vsi, orig_vsig);
2411 if (idx == ICE_DEFAULT_VSIG)
2414 /* Create VSI entry and add VSIG and prop_mask values */
2415 hw->blk[blk].xlt2.vsis[vsi].vsig = vsig;
2416 hw->blk[blk].xlt2.vsis[vsi].changed = 1;
2418 /* Add new entry to the head of the VSIG list */
2419 tmp = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2420 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi =
2421 &hw->blk[blk].xlt2.vsis[vsi];
2422 hw->blk[blk].xlt2.vsis[vsi].next_vsi = tmp;
2423 hw->blk[blk].xlt2.t[vsi] = vsig;
2429 * ice_vsig_remove_vsi - remove VSI from VSIG
2430 * @hw: pointer to the hardware structure
2432 * @vsi: VSI to remove
2433 * @vsig: VSI group to remove from
2435 * The function will remove the input VSI from its VSI group and move it
2436 * to the DEFAULT_VSIG.
2439 ice_vsig_remove_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2441 struct ice_vsig_vsi **vsi_head, *vsi_cur, *vsi_tgt;
2444 idx = vsig & ICE_VSIG_IDX_M;
2446 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2447 return ICE_ERR_PARAM;
2449 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2450 return ICE_ERR_DOES_NOT_EXIST;
2452 /* entry already in default VSIG, don't have to remove */
2453 if (idx == ICE_DEFAULT_VSIG)
2456 vsi_head = &hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2460 vsi_tgt = &hw->blk[blk].xlt2.vsis[vsi];
2461 vsi_cur = (*vsi_head);
2463 /* iterate the VSI list, skip over the entry to be removed */
2465 if (vsi_tgt == vsi_cur) {
2466 (*vsi_head) = vsi_cur->next_vsi;
2469 vsi_head = &vsi_cur->next_vsi;
2470 vsi_cur = vsi_cur->next_vsi;
2473 /* verify if VSI was removed from group list */
2475 return ICE_ERR_DOES_NOT_EXIST;
2477 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2478 vsi_cur->changed = 1;
2479 vsi_cur->next_vsi = NULL;
2485 * ice_find_prof_id - find profile ID for a given field vector
2486 * @hw: pointer to the hardware structure
2488 * @fv: field vector to search for
2489 * @prof_id: receives the profile ID
2491 static enum ice_status
2492 ice_find_prof_id(struct ice_hw *hw, enum ice_block blk,
2493 struct ice_fv_word *fv, u8 *prof_id)
2495 struct ice_es *es = &hw->blk[blk].es;
2498 for (i = 0; i < es->count; i++) {
2501 if (memcmp(&es->t[off], fv, es->fvw * sizeof(*fv)))
2508 return ICE_ERR_DOES_NOT_EXIST;
2512 * ice_prof_id_rsrc_type - get profile ID resource type for a block type
2513 * @blk: the block type
2514 * @rsrc_type: pointer to variable to receive the resource type
2516 static bool ice_prof_id_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2520 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_PROFID;
2523 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_PROFID;
2526 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_PROFID;
2529 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_PROFID;
2532 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_PROFID;
2541 * ice_tcam_ent_rsrc_type - get TCAM entry resource type for a block type
2542 * @blk: the block type
2543 * @rsrc_type: pointer to variable to receive the resource type
2545 static bool ice_tcam_ent_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2549 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_TCAM;
2552 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_TCAM;
2555 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_TCAM;
2558 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_TCAM;
2561 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_TCAM;
2570 * ice_alloc_tcam_ent - allocate hardware TCAM entry
2571 * @hw: pointer to the HW struct
2572 * @blk: the block to allocate the TCAM for
2573 * @tcam_idx: pointer to variable to receive the TCAM entry
2575 * This function allocates a new entry in a Profile ID TCAM for a specific
2578 static enum ice_status
2579 ice_alloc_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 *tcam_idx)
2583 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2584 return ICE_ERR_PARAM;
2586 return ice_alloc_hw_res(hw, res_type, 1, true, tcam_idx);
2590 * ice_free_tcam_ent - free hardware TCAM entry
2591 * @hw: pointer to the HW struct
2592 * @blk: the block from which to free the TCAM entry
2593 * @tcam_idx: the TCAM entry to free
2595 * This function frees an entry in a Profile ID TCAM for a specific block.
2597 static enum ice_status
2598 ice_free_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 tcam_idx)
2602 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2603 return ICE_ERR_PARAM;
2605 return ice_free_hw_res(hw, res_type, 1, &tcam_idx);
2609 * ice_alloc_prof_id - allocate profile ID
2610 * @hw: pointer to the HW struct
2611 * @blk: the block to allocate the profile ID for
2612 * @prof_id: pointer to variable to receive the profile ID
2614 * This function allocates a new profile ID, which also corresponds to a Field
2615 * Vector (Extraction Sequence) entry.
2617 static enum ice_status
2618 ice_alloc_prof_id(struct ice_hw *hw, enum ice_block blk, u8 *prof_id)
2620 enum ice_status status;
2624 if (!ice_prof_id_rsrc_type(blk, &res_type))
2625 return ICE_ERR_PARAM;
2627 status = ice_alloc_hw_res(hw, res_type, 1, false, &get_prof);
2629 *prof_id = (u8)get_prof;
2635 * ice_free_prof_id - free profile ID
2636 * @hw: pointer to the HW struct
2637 * @blk: the block from which to free the profile ID
2638 * @prof_id: the profile ID to free
2640 * This function frees a profile ID, which also corresponds to a Field Vector.
2642 static enum ice_status
2643 ice_free_prof_id(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2645 u16 tmp_prof_id = (u16)prof_id;
2648 if (!ice_prof_id_rsrc_type(blk, &res_type))
2649 return ICE_ERR_PARAM;
2651 return ice_free_hw_res(hw, res_type, 1, &tmp_prof_id);
2655 * ice_prof_inc_ref - increment reference count for profile
2656 * @hw: pointer to the HW struct
2657 * @blk: the block from which to free the profile ID
2658 * @prof_id: the profile ID for which to increment the reference count
2660 static enum ice_status
2661 ice_prof_inc_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2663 if (prof_id > hw->blk[blk].es.count)
2664 return ICE_ERR_PARAM;
2666 hw->blk[blk].es.ref_count[prof_id]++;
2672 * ice_write_es - write an extraction sequence to hardware
2673 * @hw: pointer to the HW struct
2674 * @blk: the block in which to write the extraction sequence
2675 * @prof_id: the profile ID to write
2676 * @fv: pointer to the extraction sequence to write - NULL to clear extraction
2679 ice_write_es(struct ice_hw *hw, enum ice_block blk, u8 prof_id,
2680 struct ice_fv_word *fv)
2684 off = prof_id * hw->blk[blk].es.fvw;
2686 ice_memset(&hw->blk[blk].es.t[off], 0, hw->blk[blk].es.fvw *
2687 sizeof(*fv), ICE_NONDMA_MEM);
2688 hw->blk[blk].es.written[prof_id] = false;
2690 ice_memcpy(&hw->blk[blk].es.t[off], fv, hw->blk[blk].es.fvw *
2691 sizeof(*fv), ICE_NONDMA_TO_NONDMA);
2696 * ice_prof_dec_ref - decrement reference count for profile
2697 * @hw: pointer to the HW struct
2698 * @blk: the block from which to free the profile ID
2699 * @prof_id: the profile ID for which to decrement the reference count
2701 static enum ice_status
2702 ice_prof_dec_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2704 if (prof_id > hw->blk[blk].es.count)
2705 return ICE_ERR_PARAM;
2707 if (hw->blk[blk].es.ref_count[prof_id] > 0) {
2708 if (!--hw->blk[blk].es.ref_count[prof_id]) {
2709 ice_write_es(hw, blk, prof_id, NULL);
2710 return ice_free_prof_id(hw, blk, prof_id);
2717 /* Block / table section IDs */
2718 static const u32 ice_blk_sids[ICE_BLK_COUNT][ICE_SID_OFF_COUNT] = {
2722 ICE_SID_PROFID_TCAM_SW,
2723 ICE_SID_PROFID_REDIR_SW,
2730 ICE_SID_PROFID_TCAM_ACL,
2731 ICE_SID_PROFID_REDIR_ACL,
2738 ICE_SID_PROFID_TCAM_FD,
2739 ICE_SID_PROFID_REDIR_FD,
2746 ICE_SID_PROFID_TCAM_RSS,
2747 ICE_SID_PROFID_REDIR_RSS,
2754 ICE_SID_PROFID_TCAM_PE,
2755 ICE_SID_PROFID_REDIR_PE,
2761 * ice_init_sw_xlt1_db - init software XLT1 database from HW tables
2762 * @hw: pointer to the hardware structure
2763 * @blk: the HW block to initialize
2766 void ice_init_sw_xlt1_db(struct ice_hw *hw, enum ice_block blk)
2770 for (pt = 0; pt < hw->blk[blk].xlt1.count; pt++) {
2773 ptg = hw->blk[blk].xlt1.t[pt];
2774 if (ptg != ICE_DEFAULT_PTG) {
2775 ice_ptg_alloc_val(hw, blk, ptg);
2776 ice_ptg_add_mv_ptype(hw, blk, pt, ptg);
2782 * ice_init_sw_xlt2_db - init software XLT2 database from HW tables
2783 * @hw: pointer to the hardware structure
2784 * @blk: the HW block to initialize
2786 static void ice_init_sw_xlt2_db(struct ice_hw *hw, enum ice_block blk)
2790 for (vsi = 0; vsi < hw->blk[blk].xlt2.count; vsi++) {
2793 vsig = hw->blk[blk].xlt2.t[vsi];
2795 ice_vsig_alloc_val(hw, blk, vsig);
2796 ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
2797 /* no changes at this time, since this has been
2798 * initialized from the original package
2800 hw->blk[blk].xlt2.vsis[vsi].changed = 0;
2806 * ice_init_sw_db - init software database from HW tables
2807 * @hw: pointer to the hardware structure
2809 static void ice_init_sw_db(struct ice_hw *hw)
2813 for (i = 0; i < ICE_BLK_COUNT; i++) {
2814 ice_init_sw_xlt1_db(hw, (enum ice_block)i);
2815 ice_init_sw_xlt2_db(hw, (enum ice_block)i);
2820 * ice_fill_tbl - Reads content of a single table type into database
2821 * @hw: pointer to the hardware structure
2822 * @block_id: Block ID of the table to copy
2823 * @sid: Section ID of the table to copy
2825 * Will attempt to read the entire content of a given table of a single block
2826 * into the driver database. We assume that the buffer will always
2827 * be as large or larger than the data contained in the package. If
2828 * this condition is not met, there is most likely an error in the package
2831 static void ice_fill_tbl(struct ice_hw *hw, enum ice_block block_id, u32 sid)
2833 u32 dst_len, sect_len, offset = 0;
2834 struct ice_prof_redir_section *pr;
2835 struct ice_prof_id_section *pid;
2836 struct ice_xlt1_section *xlt1;
2837 struct ice_xlt2_section *xlt2;
2838 struct ice_sw_fv_section *es;
2839 struct ice_pkg_enum state;
2843 /* if the HW segment pointer is null then the first iteration of
2844 * ice_pkg_enum_section() will fail. In this case the Hw tables will
2845 * not be filled and return success.
2848 ice_debug(hw, ICE_DBG_PKG, "hw->seg is NULL, tables are not filled\n");
2852 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
2854 sect = ice_pkg_enum_section(hw->seg, &state, sid);
2858 case ICE_SID_XLT1_SW:
2859 case ICE_SID_XLT1_FD:
2860 case ICE_SID_XLT1_RSS:
2861 case ICE_SID_XLT1_ACL:
2862 case ICE_SID_XLT1_PE:
2863 xlt1 = (struct ice_xlt1_section *)sect;
2865 sect_len = LE16_TO_CPU(xlt1->count) *
2866 sizeof(*hw->blk[block_id].xlt1.t);
2867 dst = hw->blk[block_id].xlt1.t;
2868 dst_len = hw->blk[block_id].xlt1.count *
2869 sizeof(*hw->blk[block_id].xlt1.t);
2871 case ICE_SID_XLT2_SW:
2872 case ICE_SID_XLT2_FD:
2873 case ICE_SID_XLT2_RSS:
2874 case ICE_SID_XLT2_ACL:
2875 case ICE_SID_XLT2_PE:
2876 xlt2 = (struct ice_xlt2_section *)sect;
2877 src = (u8 *)xlt2->value;
2878 sect_len = LE16_TO_CPU(xlt2->count) *
2879 sizeof(*hw->blk[block_id].xlt2.t);
2880 dst = (u8 *)hw->blk[block_id].xlt2.t;
2881 dst_len = hw->blk[block_id].xlt2.count *
2882 sizeof(*hw->blk[block_id].xlt2.t);
2884 case ICE_SID_PROFID_TCAM_SW:
2885 case ICE_SID_PROFID_TCAM_FD:
2886 case ICE_SID_PROFID_TCAM_RSS:
2887 case ICE_SID_PROFID_TCAM_ACL:
2888 case ICE_SID_PROFID_TCAM_PE:
2889 pid = (struct ice_prof_id_section *)sect;
2890 src = (u8 *)pid->entry;
2891 sect_len = LE16_TO_CPU(pid->count) *
2892 sizeof(*hw->blk[block_id].prof.t);
2893 dst = (u8 *)hw->blk[block_id].prof.t;
2894 dst_len = hw->blk[block_id].prof.count *
2895 sizeof(*hw->blk[block_id].prof.t);
2897 case ICE_SID_PROFID_REDIR_SW:
2898 case ICE_SID_PROFID_REDIR_FD:
2899 case ICE_SID_PROFID_REDIR_RSS:
2900 case ICE_SID_PROFID_REDIR_ACL:
2901 case ICE_SID_PROFID_REDIR_PE:
2902 pr = (struct ice_prof_redir_section *)sect;
2903 src = pr->redir_value;
2904 sect_len = LE16_TO_CPU(pr->count) *
2905 sizeof(*hw->blk[block_id].prof_redir.t);
2906 dst = hw->blk[block_id].prof_redir.t;
2907 dst_len = hw->blk[block_id].prof_redir.count *
2908 sizeof(*hw->blk[block_id].prof_redir.t);
2910 case ICE_SID_FLD_VEC_SW:
2911 case ICE_SID_FLD_VEC_FD:
2912 case ICE_SID_FLD_VEC_RSS:
2913 case ICE_SID_FLD_VEC_ACL:
2914 case ICE_SID_FLD_VEC_PE:
2915 es = (struct ice_sw_fv_section *)sect;
2917 sect_len = (u32)(LE16_TO_CPU(es->count) *
2918 hw->blk[block_id].es.fvw) *
2919 sizeof(*hw->blk[block_id].es.t);
2920 dst = (u8 *)hw->blk[block_id].es.t;
2921 dst_len = (u32)(hw->blk[block_id].es.count *
2922 hw->blk[block_id].es.fvw) *
2923 sizeof(*hw->blk[block_id].es.t);
2929 /* if the section offset exceeds destination length, terminate
2932 if (offset > dst_len)
2935 /* if the sum of section size and offset exceed destination size
2936 * then we are out of bounds of the Hw table size for that PF.
2937 * Changing section length to fill the remaining table space
2940 if ((offset + sect_len) > dst_len)
2941 sect_len = dst_len - offset;
2943 ice_memcpy(dst + offset, src, sect_len, ICE_NONDMA_TO_NONDMA);
2945 sect = ice_pkg_enum_section(NULL, &state, sid);
2950 * ice_fill_blk_tbls - Read package context for tables
2951 * @hw: pointer to the hardware structure
2953 * Reads the current package contents and populates the driver
2954 * database with the data iteratively for all advanced feature
2955 * blocks. Assume that the Hw tables have been allocated.
2957 void ice_fill_blk_tbls(struct ice_hw *hw)
2961 for (i = 0; i < ICE_BLK_COUNT; i++) {
2962 enum ice_block blk_id = (enum ice_block)i;
2964 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt1.sid);
2965 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt2.sid);
2966 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof.sid);
2967 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof_redir.sid);
2968 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].es.sid);
2975 * ice_free_flow_profs - free flow profile entries
2976 * @hw: pointer to the hardware structure
2977 * @blk_idx: HW block index
2979 static void ice_free_flow_profs(struct ice_hw *hw, u8 blk_idx)
2981 struct ice_flow_prof *p, *tmp;
2983 /* This call is being made as part of resource deallocation
2984 * during unload. Lock acquire and release will not be
2987 LIST_FOR_EACH_ENTRY_SAFE(p, tmp, &hw->fl_profs[blk_idx],
2988 ice_flow_prof, l_entry) {
2989 struct ice_flow_entry *e, *t;
2991 LIST_FOR_EACH_ENTRY_SAFE(e, t, &p->entries,
2992 ice_flow_entry, l_entry)
2993 ice_flow_rem_entry(hw, ICE_FLOW_ENTRY_HNDL(e));
2995 LIST_DEL(&p->l_entry);
2997 ice_free(hw, p->acts);
3001 /* if driver is in reset and tables are being cleared
3002 * re-initialize the flow profile list heads
3004 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
3008 * ice_free_vsig_tbl - free complete VSIG table entries
3009 * @hw: pointer to the hardware structure
3010 * @blk: the HW block on which to free the VSIG table entries
3012 static void ice_free_vsig_tbl(struct ice_hw *hw, enum ice_block blk)
3016 if (!hw->blk[blk].xlt2.vsig_tbl)
3019 for (i = 1; i < ICE_MAX_VSIGS; i++)
3020 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use)
3021 ice_vsig_free(hw, blk, i);
3025 * ice_free_hw_tbls - free hardware table memory
3026 * @hw: pointer to the hardware structure
3028 void ice_free_hw_tbls(struct ice_hw *hw)
3030 struct ice_rss_cfg *r, *rt;
3033 for (i = 0; i < ICE_BLK_COUNT; i++) {
3034 if (hw->blk[i].is_list_init) {
3035 struct ice_es *es = &hw->blk[i].es;
3036 struct ice_prof_map *del, *tmp;
3038 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &es->prof_map,
3039 ice_prof_map, list) {
3040 LIST_DEL(&del->list);
3044 ice_free_flow_profs(hw, i);
3045 ice_destroy_lock(&hw->fl_profs_locks[i]);
3046 hw->blk[i].is_list_init = false;
3048 ice_free_vsig_tbl(hw, (enum ice_block)i);
3049 ice_free(hw, hw->blk[i].xlt1.ptypes);
3050 ice_free(hw, hw->blk[i].xlt1.ptg_tbl);
3051 ice_free(hw, hw->blk[i].xlt1.t);
3052 ice_free(hw, hw->blk[i].xlt2.t);
3053 ice_free(hw, hw->blk[i].xlt2.vsig_tbl);
3054 ice_free(hw, hw->blk[i].xlt2.vsis);
3055 ice_free(hw, hw->blk[i].prof.t);
3056 ice_free(hw, hw->blk[i].prof_redir.t);
3057 ice_free(hw, hw->blk[i].es.t);
3058 ice_free(hw, hw->blk[i].es.ref_count);
3059 ice_free(hw, hw->blk[i].es.written);
3062 LIST_FOR_EACH_ENTRY_SAFE(r, rt, &hw->rss_list_head,
3063 ice_rss_cfg, l_entry) {
3064 LIST_DEL(&r->l_entry);
3067 ice_destroy_lock(&hw->rss_locks);
3068 ice_memset(hw->blk, 0, sizeof(hw->blk), ICE_NONDMA_MEM);
3072 * ice_init_flow_profs - init flow profile locks and list heads
3073 * @hw: pointer to the hardware structure
3074 * @blk_idx: HW block index
3076 static void ice_init_flow_profs(struct ice_hw *hw, u8 blk_idx)
3078 ice_init_lock(&hw->fl_profs_locks[blk_idx]);
3079 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
3083 * ice_init_hw_tbls - init hardware table memory
3084 * @hw: pointer to the hardware structure
3086 enum ice_status ice_init_hw_tbls(struct ice_hw *hw)
3090 ice_init_lock(&hw->rss_locks);
3091 INIT_LIST_HEAD(&hw->rss_list_head);
3092 for (i = 0; i < ICE_BLK_COUNT; i++) {
3093 struct ice_prof_redir *prof_redir = &hw->blk[i].prof_redir;
3094 struct ice_prof_tcam *prof = &hw->blk[i].prof;
3095 struct ice_xlt1 *xlt1 = &hw->blk[i].xlt1;
3096 struct ice_xlt2 *xlt2 = &hw->blk[i].xlt2;
3097 struct ice_es *es = &hw->blk[i].es;
3100 if (hw->blk[i].is_list_init)
3103 ice_init_flow_profs(hw, i);
3104 INIT_LIST_HEAD(&es->prof_map);
3105 hw->blk[i].is_list_init = true;
3107 hw->blk[i].overwrite = blk_sizes[i].overwrite;
3108 es->reverse = blk_sizes[i].reverse;
3110 xlt1->sid = ice_blk_sids[i][ICE_SID_XLT1_OFF];
3111 xlt1->count = blk_sizes[i].xlt1;
3113 xlt1->ptypes = (struct ice_ptg_ptype *)
3114 ice_calloc(hw, xlt1->count, sizeof(*xlt1->ptypes));
3119 xlt1->ptg_tbl = (struct ice_ptg_entry *)
3120 ice_calloc(hw, ICE_MAX_PTGS, sizeof(*xlt1->ptg_tbl));
3125 xlt1->t = (u8 *)ice_calloc(hw, xlt1->count, sizeof(*xlt1->t));
3129 xlt2->sid = ice_blk_sids[i][ICE_SID_XLT2_OFF];
3130 xlt2->count = blk_sizes[i].xlt2;
3132 xlt2->vsis = (struct ice_vsig_vsi *)
3133 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsis));
3138 xlt2->vsig_tbl = (struct ice_vsig_entry *)
3139 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsig_tbl));
3140 if (!xlt2->vsig_tbl)
3143 for (j = 0; j < xlt2->count; j++)
3144 INIT_LIST_HEAD(&xlt2->vsig_tbl[j].prop_lst);
3146 xlt2->t = (u16 *)ice_calloc(hw, xlt2->count, sizeof(*xlt2->t));
3150 prof->sid = ice_blk_sids[i][ICE_SID_PR_OFF];
3151 prof->count = blk_sizes[i].prof_tcam;
3152 prof->max_prof_id = blk_sizes[i].prof_id;
3153 prof->cdid_bits = blk_sizes[i].prof_cdid_bits;
3154 prof->t = (struct ice_prof_tcam_entry *)
3155 ice_calloc(hw, prof->count, sizeof(*prof->t));
3160 prof_redir->sid = ice_blk_sids[i][ICE_SID_PR_REDIR_OFF];
3161 prof_redir->count = blk_sizes[i].prof_redir;
3162 prof_redir->t = (u8 *)ice_calloc(hw, prof_redir->count,
3163 sizeof(*prof_redir->t));
3168 es->sid = ice_blk_sids[i][ICE_SID_ES_OFF];
3169 es->count = blk_sizes[i].es;
3170 es->fvw = blk_sizes[i].fvw;
3171 es->t = (struct ice_fv_word *)
3172 ice_calloc(hw, (u32)(es->count * es->fvw),
3177 es->ref_count = (u16 *)
3178 ice_calloc(hw, es->count, sizeof(*es->ref_count));
3180 es->written = (u8 *)
3181 ice_calloc(hw, es->count, sizeof(*es->written));
3189 ice_free_hw_tbls(hw);
3190 return ICE_ERR_NO_MEMORY;
3194 * ice_prof_gen_key - generate profile ID key
3195 * @hw: pointer to the HW struct
3196 * @blk: the block in which to write profile ID to
3197 * @ptg: packet type group (PTG) portion of key
3198 * @vsig: VSIG portion of key
3199 * @cdid: cdid portion of key
3200 * @flags: flag portion of key
3201 * @vl_msk: valid mask
3202 * @dc_msk: don't care mask
3203 * @nm_msk: never match mask
3204 * @key: output of profile ID key
3206 static enum ice_status
3207 ice_prof_gen_key(struct ice_hw *hw, enum ice_block blk, u8 ptg, u16 vsig,
3208 u8 cdid, u16 flags, u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3209 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ], u8 nm_msk[ICE_TCAM_KEY_VAL_SZ],
3210 u8 key[ICE_TCAM_KEY_SZ])
3212 struct ice_prof_id_key inkey;
3215 inkey.xlt2_cdid = CPU_TO_LE16(vsig);
3216 inkey.flags = CPU_TO_LE16(flags);
3218 switch (hw->blk[blk].prof.cdid_bits) {
3222 #define ICE_CD_2_M 0xC000U
3223 #define ICE_CD_2_S 14
3224 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_2_M);
3225 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_2_S);
3228 #define ICE_CD_4_M 0xF000U
3229 #define ICE_CD_4_S 12
3230 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_4_M);
3231 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_4_S);
3234 #define ICE_CD_8_M 0xFF00U
3235 #define ICE_CD_8_S 16
3236 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_8_M);
3237 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_8_S);
3240 ice_debug(hw, ICE_DBG_PKG, "Error in profile config\n");
3244 return ice_set_key(key, ICE_TCAM_KEY_SZ, (u8 *)&inkey, vl_msk, dc_msk,
3245 nm_msk, 0, ICE_TCAM_KEY_SZ / 2);
3249 * ice_tcam_write_entry - write TCAM entry
3250 * @hw: pointer to the HW struct
3251 * @blk: the block in which to write profile ID to
3252 * @idx: the entry index to write to
3253 * @prof_id: profile ID
3254 * @ptg: packet type group (PTG) portion of key
3255 * @vsig: VSIG portion of key
3256 * @cdid: cdid portion of key
3257 * @flags: flag portion of key
3258 * @vl_msk: valid mask
3259 * @dc_msk: don't care mask
3260 * @nm_msk: never match mask
3262 static enum ice_status
3263 ice_tcam_write_entry(struct ice_hw *hw, enum ice_block blk, u16 idx,
3264 u8 prof_id, u8 ptg, u16 vsig, u8 cdid, u16 flags,
3265 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3266 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ],
3267 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ])
3269 struct ice_prof_tcam_entry;
3270 enum ice_status status;
3272 status = ice_prof_gen_key(hw, blk, ptg, vsig, cdid, flags, vl_msk,
3273 dc_msk, nm_msk, hw->blk[blk].prof.t[idx].key);
3275 hw->blk[blk].prof.t[idx].addr = CPU_TO_LE16(idx);
3276 hw->blk[blk].prof.t[idx].prof_id = prof_id;
3283 * ice_vsig_get_ref - returns number of VSIs belong to a VSIG
3284 * @hw: pointer to the hardware structure
3286 * @vsig: VSIG to query
3287 * @refs: pointer to variable to receive the reference count
3289 static enum ice_status
3290 ice_vsig_get_ref(struct ice_hw *hw, enum ice_block blk, u16 vsig, u16 *refs)
3292 u16 idx = vsig & ICE_VSIG_IDX_M;
3293 struct ice_vsig_vsi *ptr;
3296 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
3297 return ICE_ERR_DOES_NOT_EXIST;
3299 ptr = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
3302 ptr = ptr->next_vsi;
3309 * ice_get_ptg - get or allocate a ptg for a ptype
3310 * @hw: pointer to the hardware structure
3312 * @ptype: the ptype to retrieve the PTG for
3313 * @ptg: receives the PTG of the ptype
3314 * @add: receive boolean indicating whether PTG was added or not
3316 static enum ice_status
3317 ice_get_ptg(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg,
3320 enum ice_status status;
3322 *ptg = ICE_DEFAULT_PTG;
3325 status = ice_ptg_find_ptype(hw, blk, ptype, ptg);
3329 if (*ptg == ICE_DEFAULT_PTG) {
3330 /* need to allocate a PTG, and add ptype to it */
3331 *ptg = ice_ptg_alloc(hw, blk);
3332 if (*ptg == ICE_DEFAULT_PTG)
3333 return ICE_ERR_HW_TABLE;
3335 status = ice_ptg_add_mv_ptype(hw, blk, ptype, *ptg);
3337 return ICE_ERR_HW_TABLE;
3346 * ice_has_prof_vsig - check to see if VSIG has a specific profile
3347 * @hw: pointer to the hardware structure
3349 * @vsig: VSIG to check against
3350 * @hdl: profile handle
3353 ice_has_prof_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl)
3355 u16 idx = vsig & ICE_VSIG_IDX_M;
3356 struct ice_vsig_prof *ent;
3358 LIST_FOR_EACH_ENTRY(ent, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
3359 ice_vsig_prof, list) {
3360 if (ent->profile_cookie == hdl)
3364 ice_debug(hw, ICE_DBG_INIT,
3365 "Characteristic list for VSI group %d not found.\n",
3371 * ice_prof_bld_es - build profile ID extraction sequence changes
3372 * @hw: pointer to the HW struct
3373 * @blk: hardware block
3374 * @bld: the update package buffer build to add to
3375 * @chgs: the list of changes to make in hardware
3377 static enum ice_status
3378 ice_prof_bld_es(struct ice_hw *hw, enum ice_block blk,
3379 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3381 u16 vec_size = hw->blk[blk].es.fvw * sizeof(struct ice_fv_word);
3382 struct ice_chs_chg *tmp;
3384 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3385 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_prof) {
3386 u16 off = tmp->prof_id * hw->blk[blk].es.fvw;
3387 struct ice_pkg_es *p;
3390 id = ice_sect_id(blk, ICE_VEC_TBL);
3391 p = (struct ice_pkg_es *)
3392 ice_pkg_buf_alloc_section(bld, id, sizeof(*p) +
3397 return ICE_ERR_MAX_LIMIT;
3399 p->count = CPU_TO_LE16(1);
3400 p->offset = CPU_TO_LE16(tmp->prof_id);
3402 ice_memcpy(p->es, &hw->blk[blk].es.t[off], vec_size,
3403 ICE_NONDMA_TO_NONDMA);
3411 * ice_prof_bld_tcam - build profile ID TCAM changes
3412 * @hw: pointer to the HW struct
3413 * @blk: hardware block
3414 * @bld: the update package buffer build to add to
3415 * @chgs: the list of changes to make in hardware
3417 static enum ice_status
3418 ice_prof_bld_tcam(struct ice_hw *hw, enum ice_block blk,
3419 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3421 struct ice_chs_chg *tmp;
3423 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3424 if (tmp->type == ICE_TCAM_ADD && tmp->add_tcam_idx) {
3425 struct ice_prof_id_section *p;
3428 id = ice_sect_id(blk, ICE_PROF_TCAM);
3429 p = (struct ice_prof_id_section *)
3430 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3433 return ICE_ERR_MAX_LIMIT;
3435 p->count = CPU_TO_LE16(1);
3436 p->entry[0].addr = CPU_TO_LE16(tmp->tcam_idx);
3437 p->entry[0].prof_id = tmp->prof_id;
3439 ice_memcpy(p->entry[0].key,
3440 &hw->blk[blk].prof.t[tmp->tcam_idx].key,
3441 sizeof(hw->blk[blk].prof.t->key),
3442 ICE_NONDMA_TO_NONDMA);
3450 * ice_prof_bld_xlt1 - build XLT1 changes
3451 * @blk: hardware block
3452 * @bld: the update package buffer build to add to
3453 * @chgs: the list of changes to make in hardware
3455 static enum ice_status
3456 ice_prof_bld_xlt1(enum ice_block blk, struct ice_buf_build *bld,
3457 struct LIST_HEAD_TYPE *chgs)
3459 struct ice_chs_chg *tmp;
3461 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3462 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_ptg) {
3463 struct ice_xlt1_section *p;
3466 id = ice_sect_id(blk, ICE_XLT1);
3467 p = (struct ice_xlt1_section *)
3468 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3471 return ICE_ERR_MAX_LIMIT;
3473 p->count = CPU_TO_LE16(1);
3474 p->offset = CPU_TO_LE16(tmp->ptype);
3475 p->value[0] = tmp->ptg;
3483 * ice_prof_bld_xlt2 - build XLT2 changes
3484 * @blk: hardware block
3485 * @bld: the update package buffer build to add to
3486 * @chgs: the list of changes to make in hardware
3488 static enum ice_status
3489 ice_prof_bld_xlt2(enum ice_block blk, struct ice_buf_build *bld,
3490 struct LIST_HEAD_TYPE *chgs)
3492 struct ice_chs_chg *tmp;
3494 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3497 if (tmp->type == ICE_VSIG_ADD)
3499 else if (tmp->type == ICE_VSI_MOVE)
3501 else if (tmp->type == ICE_VSIG_REM)
3505 struct ice_xlt2_section *p;
3508 id = ice_sect_id(blk, ICE_XLT2);
3509 p = (struct ice_xlt2_section *)
3510 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3513 return ICE_ERR_MAX_LIMIT;
3515 p->count = CPU_TO_LE16(1);
3516 p->offset = CPU_TO_LE16(tmp->vsi);
3517 p->value[0] = CPU_TO_LE16(tmp->vsig);
3525 * ice_upd_prof_hw - update hardware using the change list
3526 * @hw: pointer to the HW struct
3527 * @blk: hardware block
3528 * @chgs: the list of changes to make in hardware
3530 static enum ice_status
3531 ice_upd_prof_hw(struct ice_hw *hw, enum ice_block blk,
3532 struct LIST_HEAD_TYPE *chgs)
3534 struct ice_buf_build *b;
3535 struct ice_chs_chg *tmp;
3536 enum ice_status status;
3544 /* count number of sections we need */
3545 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3546 switch (tmp->type) {
3547 case ICE_PTG_ES_ADD:
3565 sects = xlt1 + xlt2 + tcam + es;
3570 /* Build update package buffer */
3571 b = ice_pkg_buf_alloc(hw);
3573 return ICE_ERR_NO_MEMORY;
3575 status = ice_pkg_buf_reserve_section(b, sects);
3579 /* Preserve order of table update: ES, TCAM, PTG, VSIG */
3581 status = ice_prof_bld_es(hw, blk, b, chgs);
3587 status = ice_prof_bld_tcam(hw, blk, b, chgs);
3593 status = ice_prof_bld_xlt1(blk, b, chgs);
3599 status = ice_prof_bld_xlt2(blk, b, chgs);
3604 /* After package buffer build check if the section count in buffer is
3605 * non-zero and matches the number of sections detected for package
3608 pkg_sects = ice_pkg_buf_get_active_sections(b);
3609 if (!pkg_sects || pkg_sects != sects) {
3610 status = ICE_ERR_INVAL_SIZE;
3614 /* update package */
3615 status = ice_update_pkg(hw, ice_pkg_buf(b), 1);
3616 if (status == ICE_ERR_AQ_ERROR)
3617 ice_debug(hw, ICE_DBG_INIT, "Unable to update HW profile.");
3620 ice_pkg_buf_free(hw, b);
3625 * ice_update_fd_mask - set Flow Director Field Vector mask for a profile
3626 * @hw: pointer to the HW struct
3627 * @prof_id: profile ID
3628 * @mask_sel: mask select
3630 * This function enable any of the masks selected by the mask select parameter
3631 * for the profile specified.
3633 static void ice_update_fd_mask(struct ice_hw *hw, u16 prof_id, u32 mask_sel)
3635 wr32(hw, GLQF_FDMASK_SEL(prof_id), mask_sel);
3637 ice_debug(hw, ICE_DBG_INIT, "fd mask(%d): %x = %x\n", prof_id,
3638 GLQF_FDMASK_SEL(prof_id), mask_sel);
3641 #define ICE_SRC_DST_MAX_COUNT 8
3643 struct ice_fd_src_dst_pair {
3649 static const struct ice_fd_src_dst_pair ice_fd_pairs[] = {
3650 /* These are defined in pairs */
3651 { ICE_PROT_IPV4_OF_OR_S, 2, 12 },
3652 { ICE_PROT_IPV4_OF_OR_S, 2, 16 },
3654 { ICE_PROT_IPV4_IL, 2, 12 },
3655 { ICE_PROT_IPV4_IL, 2, 16 },
3657 { ICE_PROT_IPV6_OF_OR_S, 8, 8 },
3658 { ICE_PROT_IPV6_OF_OR_S, 8, 24 },
3660 { ICE_PROT_IPV6_IL, 8, 8 },
3661 { ICE_PROT_IPV6_IL, 8, 24 },
3663 { ICE_PROT_TCP_IL, 1, 0 },
3664 { ICE_PROT_TCP_IL, 1, 2 },
3666 { ICE_PROT_UDP_OF, 1, 0 },
3667 { ICE_PROT_UDP_OF, 1, 2 },
3669 { ICE_PROT_UDP_IL_OR_S, 1, 0 },
3670 { ICE_PROT_UDP_IL_OR_S, 1, 2 },
3672 { ICE_PROT_SCTP_IL, 1, 0 },
3673 { ICE_PROT_SCTP_IL, 1, 2 }
3676 #define ICE_FD_SRC_DST_PAIR_COUNT ARRAY_SIZE(ice_fd_pairs)
3679 * ice_update_fd_swap - set register appropriately for a FD FV extraction
3680 * @hw: pointer to the HW struct
3681 * @prof_id: profile ID
3682 * @es: extraction sequence (length of array is determined by the block)
3684 static enum ice_status
3685 ice_update_fd_swap(struct ice_hw *hw, u16 prof_id, struct ice_fv_word *es)
3687 ice_declare_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
3688 u8 pair_start[ICE_FD_SRC_DST_PAIR_COUNT] = { 0 };
3689 #define ICE_FD_FV_NOT_FOUND (-2)
3690 s8 first_free = ICE_FD_FV_NOT_FOUND;
3691 u8 used[ICE_MAX_FV_WORDS] = { 0 };
3696 ice_memset(pair_list, 0, sizeof(pair_list), ICE_NONDMA_MEM);
3698 ice_init_fd_mask_regs(hw);
3700 /* This code assumes that the Flow Director field vectors are assigned
3701 * from the end of the FV indexes working towards the zero index, that
3702 * only complete fields will be included and will be consecutive, and
3703 * that there are no gaps between valid indexes.
3706 /* Determine swap fields present */
3707 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
3708 /* Find the first free entry, assuming right to left population.
3709 * This is where we can start adding additional pairs if needed.
3711 if (first_free == ICE_FD_FV_NOT_FOUND && es[i].prot_id !=
3715 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++) {
3716 if (es[i].prot_id == ice_fd_pairs[j].prot_id &&
3717 es[i].off == ice_fd_pairs[j].off) {
3718 ice_set_bit(j, pair_list);
3724 orig_free = first_free;
3726 /* determine missing swap fields that need to be added */
3727 for (i = 0; i < ICE_FD_SRC_DST_PAIR_COUNT; i += 2) {
3728 u8 bit1 = ice_is_bit_set(pair_list, i + 1);
3729 u8 bit0 = ice_is_bit_set(pair_list, i);
3734 /* add the appropriate 'paired' entry */
3740 /* check for room */
3741 if (first_free + 1 < ice_fd_pairs[index].count)
3742 return ICE_ERR_MAX_LIMIT;
3744 /* place in extraction sequence */
3745 for (k = 0; k < ice_fd_pairs[index].count; k++) {
3746 es[first_free - k].prot_id =
3747 ice_fd_pairs[index].prot_id;
3748 es[first_free - k].off =
3749 ice_fd_pairs[index].off + (k * 2);
3751 /* keep track of non-relevant fields */
3752 mask_sel |= 1 << (first_free - k);
3755 pair_start[index] = first_free;
3756 first_free -= ice_fd_pairs[index].count;
3760 /* fill in the swap array */
3761 si = hw->blk[ICE_BLK_FD].es.fvw - 1;
3763 u8 indexes_used = 1;
3765 /* assume flat at this index */
3766 #define ICE_SWAP_VALID 0x80
3767 used[si] = si | ICE_SWAP_VALID;
3769 if (orig_free == ICE_FD_FV_NOT_FOUND || si <= orig_free) {
3774 /* check for a swap location */
3775 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++) {
3776 if (es[si].prot_id == ice_fd_pairs[j].prot_id &&
3777 es[si].off == ice_fd_pairs[j].off) {
3780 /* determine the appropriate matching field */
3781 idx = j + ((j % 2) ? -1 : 1);
3783 indexes_used = ice_fd_pairs[idx].count;
3784 for (k = 0; k < indexes_used; k++) {
3785 used[si - k] = (pair_start[idx] - k) |
3796 /* for each set of 4 swap indexes, write the appropriate register */
3797 for (j = 0; j < hw->blk[ICE_BLK_FD].es.fvw / 4; j++) {
3800 for (k = 0; k < 4; k++) {
3805 raw_entry |= used[idx] << (k * 8);
3808 /* write the appropriate register set, based on HW block */
3809 wr32(hw, GLQF_FDSWAP(prof_id, j), raw_entry);
3811 ice_debug(hw, ICE_DBG_INIT, "swap wr(%d, %d): %x = %x\n",
3812 prof_id, j, GLQF_FDSWAP(prof_id, j), raw_entry);
3815 /* update the masks for this profile to be sure we ignore fields that
3816 * are not relevant to our match criteria
3818 ice_update_fd_mask(hw, prof_id, mask_sel);
3824 * ice_add_prof - add profile
3825 * @hw: pointer to the HW struct
3826 * @blk: hardware block
3827 * @id: profile tracking ID
3828 * @ptypes: array of bitmaps indicating ptypes (ICE_FLOW_PTYPE_MAX bits)
3829 * @es: extraction sequence (length of array is determined by the block)
3831 * This function registers a profile, which matches a set of PTYPES with a
3832 * particular extraction sequence. While the hardware profile is allocated
3833 * it will not be written until the first call to ice_add_flow that specifies
3834 * the ID value used here.
3837 ice_add_prof(struct ice_hw *hw, enum ice_block blk, u64 id, u8 ptypes[],
3838 struct ice_fv_word *es)
3840 u32 bytes = DIVIDE_AND_ROUND_UP(ICE_FLOW_PTYPE_MAX, BITS_PER_BYTE);
3841 struct ice_prof_map *prof;
3842 enum ice_status status;
3846 /* search for existing profile */
3847 status = ice_find_prof_id(hw, blk, es, &prof_id);
3849 /* allocate profile ID */
3850 status = ice_alloc_prof_id(hw, blk, &prof_id);
3852 goto err_ice_add_prof;
3853 if (blk == ICE_BLK_FD) {
3854 /* For Flow Director block, the extraction sequence may
3855 * need to be altered in the case where there are paired
3856 * fields that have no match. This is necessary because
3857 * for Flow Director, src and dest fields need to paired
3858 * for filter programming and these values are swapped
3861 status = ice_update_fd_swap(hw, prof_id, es);
3863 goto err_ice_add_prof;
3866 /* and write new es */
3867 ice_write_es(hw, blk, prof_id, es);
3870 ice_prof_inc_ref(hw, blk, prof_id);
3872 /* add profile info */
3874 prof = (struct ice_prof_map *)ice_malloc(hw, sizeof(*prof));
3876 goto err_ice_add_prof;
3878 prof->profile_cookie = id;
3879 prof->prof_id = prof_id;
3880 prof->ptype_count = 0;
3883 /* build list of ptgs */
3884 while (bytes && prof->ptype_count < ICE_MAX_PTYPE_PER_PROFILE) {
3887 if (!ptypes[byte]) {
3892 /* Examine 8 bits per byte */
3893 for (bit = 0; bit < 8; bit++) {
3894 if (ptypes[byte] & 1 << bit) {
3898 ptype = byte * 8 + bit;
3899 if (ptype < ICE_FLOW_PTYPE_MAX) {
3900 prof->ptype[prof->ptype_count] = ptype;
3902 if (++prof->ptype_count >=
3903 ICE_MAX_PTYPE_PER_PROFILE)
3907 /* nothing left in byte, then exit */
3908 m = ~((1 << (bit + 1)) - 1);
3909 if (!(ptypes[byte] & m))
3917 LIST_ADD(&prof->list, &hw->blk[blk].es.prof_map);
3926 * ice_search_prof_id - Search for a profile tracking ID
3927 * @hw: pointer to the HW struct
3928 * @blk: hardware block
3929 * @id: profile tracking ID
3931 * This will search for a profile tracking ID which was previously added.
3933 struct ice_prof_map *
3934 ice_search_prof_id(struct ice_hw *hw, enum ice_block blk, u64 id)
3936 struct ice_prof_map *entry = NULL;
3937 struct ice_prof_map *map;
3939 LIST_FOR_EACH_ENTRY(map, &hw->blk[blk].es.prof_map, ice_prof_map,
3941 if (map->profile_cookie == id) {
3951 * ice_set_prof_context - Set context for a given profile
3952 * @hw: pointer to the HW struct
3953 * @blk: hardware block
3954 * @id: profile tracking ID
3957 struct ice_prof_map *
3958 ice_set_prof_context(struct ice_hw *hw, enum ice_block blk, u64 id, u64 cntxt)
3960 struct ice_prof_map *entry;
3962 entry = ice_search_prof_id(hw, blk, id);
3964 entry->context = cntxt;
3970 * ice_get_prof_context - Get context for a given profile
3971 * @hw: pointer to the HW struct
3972 * @blk: hardware block
3973 * @id: profile tracking ID
3974 * @cntxt: pointer to variable to receive the context
3976 struct ice_prof_map *
3977 ice_get_prof_context(struct ice_hw *hw, enum ice_block blk, u64 id, u64 *cntxt)
3979 struct ice_prof_map *entry;
3981 entry = ice_search_prof_id(hw, blk, id);
3983 *cntxt = entry->context;
3989 * ice_vsig_prof_id_count - count profiles in a VSIG
3990 * @hw: pointer to the HW struct
3991 * @blk: hardware block
3992 * @vsig: VSIG to remove the profile from
3995 ice_vsig_prof_id_count(struct ice_hw *hw, enum ice_block blk, u16 vsig)
3997 u16 idx = vsig & ICE_VSIG_IDX_M, count = 0;
3998 struct ice_vsig_prof *p;
4000 LIST_FOR_EACH_ENTRY(p, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4001 ice_vsig_prof, list) {
4009 * ice_rel_tcam_idx - release a TCAM index
4010 * @hw: pointer to the HW struct
4011 * @blk: hardware block
4012 * @idx: the index to release
4014 static enum ice_status
4015 ice_rel_tcam_idx(struct ice_hw *hw, enum ice_block blk, u16 idx)
4017 /* Masks to invoke a never match entry */
4018 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
4019 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFE, 0xFF, 0xFF, 0xFF, 0xFF };
4020 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4021 enum ice_status status;
4023 /* write the TCAM entry */
4024 status = ice_tcam_write_entry(hw, blk, idx, 0, 0, 0, 0, 0, vl_msk,
4029 /* release the TCAM entry */
4030 status = ice_free_tcam_ent(hw, blk, idx);
4036 * ice_rem_prof_id - remove one profile from a VSIG
4037 * @hw: pointer to the HW struct
4038 * @blk: hardware block
4039 * @prof: pointer to profile structure to remove
4041 static enum ice_status
4042 ice_rem_prof_id(struct ice_hw *hw, enum ice_block blk,
4043 struct ice_vsig_prof *prof)
4045 enum ice_status status;
4048 for (i = 0; i < prof->tcam_count; i++) {
4049 prof->tcam[i].in_use = false;
4050 status = ice_rel_tcam_idx(hw, blk, prof->tcam[i].tcam_idx);
4052 return ICE_ERR_HW_TABLE;
4059 * ice_rem_vsig - remove VSIG
4060 * @hw: pointer to the HW struct
4061 * @blk: hardware block
4062 * @vsig: the VSIG to remove
4063 * @chg: the change list
4065 static enum ice_status
4066 ice_rem_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4067 struct LIST_HEAD_TYPE *chg)
4069 u16 idx = vsig & ICE_VSIG_IDX_M;
4070 struct ice_vsig_vsi *vsi_cur;
4071 struct ice_vsig_prof *d, *t;
4072 enum ice_status status;
4074 /* remove TCAM entries */
4075 LIST_FOR_EACH_ENTRY_SAFE(d, t,
4076 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4077 ice_vsig_prof, list) {
4078 status = ice_rem_prof_id(hw, blk, d);
4086 /* Move all VSIS associated with this VSIG to the default VSIG */
4087 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
4088 /* If the VSIG has at least 1 VSI then iterate through the list
4089 * and remove the VSIs before deleting the group.
4093 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
4094 struct ice_chs_chg *p;
4096 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4098 return ICE_ERR_NO_MEMORY;
4100 p->type = ICE_VSIG_REM;
4101 p->orig_vsig = vsig;
4102 p->vsig = ICE_DEFAULT_VSIG;
4103 p->vsi = vsi_cur - hw->blk[blk].xlt2.vsis;
4105 LIST_ADD(&p->list_entry, chg);
4111 status = ice_vsig_free(hw, blk, vsig);
4117 * ice_rem_prof_id_vsig - remove a specific profile from a VSIG
4118 * @hw: pointer to the HW struct
4119 * @blk: hardware block
4120 * @vsig: VSIG to remove the profile from
4121 * @hdl: profile handle indicating which profile to remove
4122 * @chg: list to receive a record of changes
4124 static enum ice_status
4125 ice_rem_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
4126 struct LIST_HEAD_TYPE *chg)
4128 u16 idx = vsig & ICE_VSIG_IDX_M;
4129 struct ice_vsig_prof *p, *t;
4130 enum ice_status status;
4132 LIST_FOR_EACH_ENTRY_SAFE(p, t,
4133 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4134 ice_vsig_prof, list) {
4135 if (p->profile_cookie == hdl) {
4136 if (ice_vsig_prof_id_count(hw, blk, vsig) == 1)
4137 /* this is the last profile, remove the VSIG */
4138 return ice_rem_vsig(hw, blk, vsig, chg);
4140 status = ice_rem_prof_id(hw, blk, p);
4149 return ICE_ERR_DOES_NOT_EXIST;
4153 * ice_rem_flow_all - remove all flows with a particular profile
4154 * @hw: pointer to the HW struct
4155 * @blk: hardware block
4156 * @id: profile tracking ID
4158 static enum ice_status
4159 ice_rem_flow_all(struct ice_hw *hw, enum ice_block blk, u64 id)
4161 struct ice_chs_chg *del, *tmp;
4162 struct LIST_HEAD_TYPE chg;
4163 enum ice_status status;
4166 INIT_LIST_HEAD(&chg);
4168 for (i = 1; i < ICE_MAX_VSIGS; i++) {
4169 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use) {
4170 if (ice_has_prof_vsig(hw, blk, i, id)) {
4171 status = ice_rem_prof_id_vsig(hw, blk, i, id,
4174 goto err_ice_rem_flow_all;
4179 status = ice_upd_prof_hw(hw, blk, &chg);
4181 err_ice_rem_flow_all:
4182 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
4183 LIST_DEL(&del->list_entry);
4191 * ice_rem_prof - remove profile
4192 * @hw: pointer to the HW struct
4193 * @blk: hardware block
4194 * @id: profile tracking ID
4196 * This will remove the profile specified by the ID parameter, which was
4197 * previously created through ice_add_prof. If any existing entries
4198 * are associated with this profile, they will be removed as well.
4200 enum ice_status ice_rem_prof(struct ice_hw *hw, enum ice_block blk, u64 id)
4202 enum ice_status status;
4203 struct ice_prof_map *pmap;
4205 pmap = ice_search_prof_id(hw, blk, id);
4207 return ICE_ERR_DOES_NOT_EXIST;
4209 /* remove all flows with this profile */
4210 status = ice_rem_flow_all(hw, blk, pmap->profile_cookie);
4214 /* remove profile */
4215 status = ice_free_prof_id(hw, blk, pmap->prof_id);
4218 /* dereference profile, and possibly remove */
4219 ice_prof_dec_ref(hw, blk, pmap->prof_id);
4221 LIST_DEL(&pmap->list);
4228 * ice_get_prof_ptgs - get ptgs for profile
4229 * @hw: pointer to the HW struct
4230 * @blk: hardware block
4231 * @hdl: profile handle
4234 static enum ice_status
4235 ice_get_prof_ptgs(struct ice_hw *hw, enum ice_block blk, u64 hdl,
4236 struct LIST_HEAD_TYPE *chg)
4238 struct ice_prof_map *map;
4239 struct ice_chs_chg *p;
4242 /* Get the details on the profile specified by the handle ID */
4243 map = ice_search_prof_id(hw, blk, hdl);
4245 return ICE_ERR_DOES_NOT_EXIST;
4247 for (i = 0; i < map->ptype_count; i++) {
4248 enum ice_status status;
4252 status = ice_get_ptg(hw, blk, map->ptype[i], &ptg, &add);
4254 goto err_ice_get_prof_ptgs;
4256 if (add || !hw->blk[blk].es.written[map->prof_id]) {
4257 /* add PTG to change list */
4258 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4260 goto err_ice_get_prof_ptgs;
4262 p->type = ICE_PTG_ES_ADD;
4263 p->ptype = map->ptype[i];
4267 p->add_prof = !hw->blk[blk].es.written[map->prof_id];
4268 p->prof_id = map->prof_id;
4270 hw->blk[blk].es.written[map->prof_id] = true;
4272 LIST_ADD(&p->list_entry, chg);
4278 err_ice_get_prof_ptgs:
4279 /* let caller clean up the change list */
4280 return ICE_ERR_NO_MEMORY;
4284 * ice_get_profs_vsig - get a copy of the list of profiles from a VSIG
4285 * @hw: pointer to the HW struct
4286 * @blk: hardware block
4287 * @vsig: VSIG from which to copy the list
4290 * This routine makes a copy of the list of profiles in the specified VSIG.
4292 static enum ice_status
4293 ice_get_profs_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4294 struct LIST_HEAD_TYPE *lst)
4296 struct ice_vsig_prof *ent1, *ent2;
4297 u16 idx = vsig & ICE_VSIG_IDX_M;
4299 LIST_FOR_EACH_ENTRY(ent1, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4300 ice_vsig_prof, list) {
4301 struct ice_vsig_prof *p;
4303 /* copy to the input list */
4304 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
4306 goto err_ice_get_profs_vsig;
4308 ice_memcpy(p, ent1, sizeof(*p), ICE_NONDMA_TO_NONDMA);
4310 LIST_ADD_TAIL(&p->list, lst);
4315 err_ice_get_profs_vsig:
4316 LIST_FOR_EACH_ENTRY_SAFE(ent1, ent2, lst, ice_vsig_prof, list) {
4317 LIST_DEL(&ent1->list);
4321 return ICE_ERR_NO_MEMORY;
4325 * ice_add_prof_to_lst - add profile entry to a list
4326 * @hw: pointer to the HW struct
4327 * @blk: hardware block
4328 * @lst: the list to be added to
4329 * @hdl: profile handle of entry to add
4331 static enum ice_status
4332 ice_add_prof_to_lst(struct ice_hw *hw, enum ice_block blk,
4333 struct LIST_HEAD_TYPE *lst, u64 hdl)
4335 struct ice_vsig_prof *p;
4336 struct ice_prof_map *map;
4339 map = ice_search_prof_id(hw, blk, hdl);
4341 return ICE_ERR_DOES_NOT_EXIST;
4343 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
4345 return ICE_ERR_NO_MEMORY;
4347 p->profile_cookie = map->profile_cookie;
4348 p->prof_id = map->prof_id;
4349 p->tcam_count = map->ptype_count;
4351 for (i = 0; i < map->ptype_count; i++) {
4354 p->tcam[i].prof_id = map->prof_id;
4355 p->tcam[i].tcam_idx = ICE_INVALID_TCAM;
4357 ice_ptg_find_ptype(hw, blk, map->ptype[i], &ptg);
4359 p->tcam[i].ptg = ptg;
4362 LIST_ADD(&p->list, lst);
4368 * ice_move_vsi - move VSI to another VSIG
4369 * @hw: pointer to the HW struct
4370 * @blk: hardware block
4371 * @vsi: the VSI to move
4372 * @vsig: the VSIG to move the VSI to
4373 * @chg: the change list
4375 static enum ice_status
4376 ice_move_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig,
4377 struct LIST_HEAD_TYPE *chg)
4379 enum ice_status status;
4380 struct ice_chs_chg *p;
4383 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4385 return ICE_ERR_NO_MEMORY;
4387 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
4389 status = ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
4395 p->type = ICE_VSI_MOVE;
4397 p->orig_vsig = orig_vsig;
4400 LIST_ADD(&p->list_entry, chg);
4406 * ice_prof_tcam_ena_dis - add enable or disable TCAM change
4407 * @hw: pointer to the HW struct
4408 * @blk: hardware block
4409 * @enable: true to enable, false to disable
4410 * @vsig: the vsig of the TCAM entry
4411 * @tcam: pointer the TCAM info structure of the TCAM to disable
4412 * @chg: the change list
4414 * This function appends an enable or disable TCAM entry in the change log
4416 static enum ice_status
4417 ice_prof_tcam_ena_dis(struct ice_hw *hw, enum ice_block blk, bool enable,
4418 u16 vsig, struct ice_tcam_inf *tcam,
4419 struct LIST_HEAD_TYPE *chg)
4421 enum ice_status status;
4422 struct ice_chs_chg *p;
4424 /* Default: enable means change the low flag bit to don't care */
4425 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4426 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
4427 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4429 /* If disabled, change the low flag bit to never match */
4435 /* add TCAM to change list */
4436 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4438 return ICE_ERR_NO_MEMORY;
4440 status = ice_tcam_write_entry(hw, blk, tcam->tcam_idx, tcam->prof_id,
4441 tcam->ptg, vsig, 0, 0, vl_msk, dc_msk,
4444 goto err_ice_prof_tcam_ena_dis;
4446 tcam->in_use = enable;
4448 p->type = ICE_TCAM_ADD;
4449 p->add_tcam_idx = true;
4450 p->prof_id = tcam->prof_id;
4453 p->tcam_idx = tcam->tcam_idx;
4456 LIST_ADD(&p->list_entry, chg);
4460 err_ice_prof_tcam_ena_dis:
4466 * ice_adj_prof_priorities - adjust profile based on priorities
4467 * @hw: pointer to the HW struct
4468 * @blk: hardware block
4469 * @vsig: the VSIG for which to adjust profile priorities
4470 * @chg: the change list
4472 static enum ice_status
4473 ice_adj_prof_priorities(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4474 struct LIST_HEAD_TYPE *chg)
4476 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
4477 struct ice_vsig_prof *t;
4478 enum ice_status status;
4481 ice_memset(ptgs_used, 0, sizeof(ptgs_used), ICE_NONDMA_MEM);
4482 idx = vsig & ICE_VSIG_IDX_M;
4484 /* Priority is based on the order in which the profiles are added. The
4485 * newest added profile has highest priority and the oldest added
4486 * profile has the lowest priority. Since the profile property list for
4487 * a VSIG is sorted from newest to oldest, this code traverses the list
4488 * in order and enables the first of each PTG that it finds (that is not
4489 * already enabled); it also disables any duplicate PTGs that it finds
4490 * in the older profiles (that are currently enabled).
4493 LIST_FOR_EACH_ENTRY(t, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4494 ice_vsig_prof, list) {
4497 for (i = 0; i < t->tcam_count; i++) {
4498 /* Scan the priorities from newest to oldest.
4499 * Make sure that the newest profiles take priority.
4501 if (ice_is_bit_set(ptgs_used, t->tcam[i].ptg) &&
4502 t->tcam[i].in_use) {
4503 /* need to mark this PTG as never match, as it
4504 * was already in use and therefore duplicate
4505 * (and lower priority)
4507 status = ice_prof_tcam_ena_dis(hw, blk, false,
4513 } else if (!ice_is_bit_set(ptgs_used, t->tcam[i].ptg) &&
4514 !t->tcam[i].in_use) {
4515 /* need to enable this PTG, as it in not in use
4516 * and not enabled (highest priority)
4518 status = ice_prof_tcam_ena_dis(hw, blk, true,
4526 /* keep track of used ptgs */
4527 ice_set_bit(t->tcam[i].ptg, ptgs_used);
4535 * ice_add_prof_id_vsig - add profile to VSIG
4536 * @hw: pointer to the HW struct
4537 * @blk: hardware block
4538 * @vsig: the VSIG to which this profile is to be added
4539 * @hdl: the profile handle indicating the profile to add
4540 * @chg: the change list
4542 static enum ice_status
4543 ice_add_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
4544 struct LIST_HEAD_TYPE *chg)
4546 /* Masks that ignore flags */
4547 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
4548 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0x00, 0x00, 0x00 };
4549 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
4550 struct ice_prof_map *map;
4551 struct ice_vsig_prof *t;
4552 struct ice_chs_chg *p;
4555 /* Get the details on the profile specified by the handle ID */
4556 map = ice_search_prof_id(hw, blk, hdl);
4558 return ICE_ERR_DOES_NOT_EXIST;
4560 /* Error, if this VSIG already has this profile */
4561 if (ice_has_prof_vsig(hw, blk, vsig, hdl))
4562 return ICE_ERR_ALREADY_EXISTS;
4564 /* new VSIG profile structure */
4565 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
4567 goto err_ice_add_prof_id_vsig;
4569 t->profile_cookie = map->profile_cookie;
4570 t->prof_id = map->prof_id;
4571 t->tcam_count = map->ptype_count;
4573 /* create TCAM entries */
4574 for (i = 0; i < map->ptype_count; i++) {
4575 enum ice_status status;
4580 /* If properly sequenced, we should never have to allocate new
4583 status = ice_get_ptg(hw, blk, map->ptype[i], &ptg, &add);
4585 goto err_ice_add_prof_id_vsig;
4587 /* add TCAM to change list */
4588 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4590 goto err_ice_add_prof_id_vsig;
4592 /* allocate the TCAM entry index */
4593 status = ice_alloc_tcam_ent(hw, blk, &tcam_idx);
4596 goto err_ice_add_prof_id_vsig;
4599 t->tcam[i].ptg = ptg;
4600 t->tcam[i].prof_id = map->prof_id;
4601 t->tcam[i].tcam_idx = tcam_idx;
4602 t->tcam[i].in_use = true;
4604 p->type = ICE_TCAM_ADD;
4605 p->add_tcam_idx = true;
4606 p->prof_id = t->tcam[i].prof_id;
4607 p->ptg = t->tcam[i].ptg;
4609 p->tcam_idx = t->tcam[i].tcam_idx;
4611 /* write the TCAM entry */
4612 status = ice_tcam_write_entry(hw, blk, t->tcam[i].tcam_idx,
4614 t->tcam[i].ptg, vsig, 0, 0,
4615 vl_msk, dc_msk, nm_msk);
4617 goto err_ice_add_prof_id_vsig;
4620 LIST_ADD(&p->list_entry, chg);
4623 /* add profile to VSIG */
4625 &hw->blk[blk].xlt2.vsig_tbl[(vsig & ICE_VSIG_IDX_M)].prop_lst);
4629 err_ice_add_prof_id_vsig:
4630 /* let caller clean up the change list */
4632 return ICE_ERR_NO_MEMORY;
4636 * ice_create_prof_id_vsig - add a new VSIG with a single profile
4637 * @hw: pointer to the HW struct
4638 * @blk: hardware block
4639 * @vsi: the initial VSI that will be in VSIG
4640 * @hdl: the profile handle of the profile that will be added to the VSIG
4641 * @chg: the change list
4643 static enum ice_status
4644 ice_create_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl,
4645 struct LIST_HEAD_TYPE *chg)
4647 enum ice_status status;
4648 struct ice_chs_chg *p;
4651 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4653 return ICE_ERR_NO_MEMORY;
4655 new_vsig = ice_vsig_alloc(hw, blk);
4657 status = ICE_ERR_HW_TABLE;
4658 goto err_ice_create_prof_id_vsig;
4661 status = ice_move_vsi(hw, blk, vsi, new_vsig, chg);
4663 goto err_ice_create_prof_id_vsig;
4665 status = ice_add_prof_id_vsig(hw, blk, new_vsig, hdl, chg);
4667 goto err_ice_create_prof_id_vsig;
4669 p->type = ICE_VSIG_ADD;
4671 p->orig_vsig = ICE_DEFAULT_VSIG;
4674 LIST_ADD(&p->list_entry, chg);
4678 err_ice_create_prof_id_vsig:
4679 /* let caller clean up the change list */
4685 * ice_create_vsig_from_list - create a new VSIG with a list of profiles
4686 * @hw: pointer to the HW struct
4687 * @blk: hardware block
4688 * @vsi: the initial VSI that will be in VSIG
4689 * @lst: the list of profile that will be added to the VSIG
4690 * @chg: the change list
4692 static enum ice_status
4693 ice_create_vsig_from_lst(struct ice_hw *hw, enum ice_block blk, u16 vsi,
4694 struct LIST_HEAD_TYPE *lst, struct LIST_HEAD_TYPE *chg)
4696 struct ice_vsig_prof *t;
4697 enum ice_status status;
4700 vsig = ice_vsig_alloc(hw, blk);
4702 return ICE_ERR_HW_TABLE;
4704 status = ice_move_vsi(hw, blk, vsi, vsig, chg);
4708 LIST_FOR_EACH_ENTRY(t, lst, ice_vsig_prof, list) {
4709 status = ice_add_prof_id_vsig(hw, blk, vsig, t->profile_cookie,
4719 * ice_find_prof_vsig - find a VSIG with a specific profile handle
4720 * @hw: pointer to the HW struct
4721 * @blk: hardware block
4722 * @hdl: the profile handle of the profile to search for
4723 * @vsig: returns the VSIG with the matching profile
4726 ice_find_prof_vsig(struct ice_hw *hw, enum ice_block blk, u64 hdl, u16 *vsig)
4728 struct ice_vsig_prof *t;
4729 struct LIST_HEAD_TYPE lst;
4730 enum ice_status status;
4732 INIT_LIST_HEAD(&lst);
4734 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
4738 t->profile_cookie = hdl;
4739 LIST_ADD(&t->list, &lst);
4741 status = ice_find_dup_props_vsig(hw, blk, &lst, vsig);
4746 return status == ICE_SUCCESS;
4750 * ice_add_prof_id_flow - add profile flow
4751 * @hw: pointer to the HW struct
4752 * @blk: hardware block
4753 * @vsi: the VSI to enable with the profile specified by ID
4754 * @hdl: profile handle
4756 * Calling this function will update the hardware tables to enable the
4757 * profile indicated by the ID parameter for the VSIs specified in the VSI
4758 * array. Once successfully called, the flow will be enabled.
4761 ice_add_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
4763 struct ice_vsig_prof *tmp1, *del1;
4764 struct LIST_HEAD_TYPE union_lst;
4765 struct ice_chs_chg *tmp, *del;
4766 struct LIST_HEAD_TYPE chrs;
4767 struct LIST_HEAD_TYPE chg;
4768 enum ice_status status;
4769 u16 vsig, or_vsig = 0;
4771 INIT_LIST_HEAD(&union_lst);
4772 INIT_LIST_HEAD(&chrs);
4773 INIT_LIST_HEAD(&chg);
4775 status = ice_get_prof_ptgs(hw, blk, hdl, &chg);
4779 /* determine if VSI is already part of a VSIG */
4780 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
4781 if (!status && vsig) {
4788 /* make sure that there is no overlap/conflict between the new
4789 * characteristics and the existing ones; we don't support that
4792 if (ice_has_prof_vsig(hw, blk, vsig, hdl)) {
4793 status = ICE_ERR_ALREADY_EXISTS;
4794 goto err_ice_add_prof_id_flow;
4797 /* last VSI in the VSIG? */
4798 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
4800 goto err_ice_add_prof_id_flow;
4801 only_vsi = (ref == 1);
4803 /* create a union of the current profiles and the one being
4806 status = ice_get_profs_vsig(hw, blk, vsig, &union_lst);
4808 goto err_ice_add_prof_id_flow;
4810 status = ice_add_prof_to_lst(hw, blk, &union_lst, hdl);
4812 goto err_ice_add_prof_id_flow;
4814 /* search for an existing VSIG with an exact charc match */
4815 status = ice_find_dup_props_vsig(hw, blk, &union_lst, &vsig);
4817 /* move VSI to the VSIG that matches */
4818 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
4820 goto err_ice_add_prof_id_flow;
4822 /* VSI has been moved out of or_vsig. If the or_vsig had
4823 * only that VSI it is now empty and can be removed.
4826 status = ice_rem_vsig(hw, blk, or_vsig, &chg);
4828 goto err_ice_add_prof_id_flow;
4830 } else if (only_vsi) {
4831 /* If the original VSIG only contains one VSI, then it
4832 * will be the requesting VSI. In this case the VSI is
4833 * not sharing entries and we can simply add the new
4834 * profile to the VSIG.
4836 status = ice_add_prof_id_vsig(hw, blk, vsig, hdl, &chg);
4838 goto err_ice_add_prof_id_flow;
4840 /* Adjust priorities */
4841 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
4843 goto err_ice_add_prof_id_flow;
4845 /* No match, so we need a new VSIG */
4846 status = ice_create_vsig_from_lst(hw, blk, vsi,
4849 goto err_ice_add_prof_id_flow;
4851 /* Adjust priorities */
4852 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
4854 goto err_ice_add_prof_id_flow;
4857 /* need to find or add a VSIG */
4858 /* search for an existing VSIG with an exact charc match */
4859 if (ice_find_prof_vsig(hw, blk, hdl, &vsig)) {
4860 /* found an exact match */
4861 /* add or move VSI to the VSIG that matches */
4862 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
4864 goto err_ice_add_prof_id_flow;
4866 /* we did not find an exact match */
4867 /* we need to add a VSIG */
4868 status = ice_create_prof_id_vsig(hw, blk, vsi, hdl,
4871 goto err_ice_add_prof_id_flow;
4875 /* update hardware */
4877 status = ice_upd_prof_hw(hw, blk, &chg);
4879 err_ice_add_prof_id_flow:
4880 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
4881 LIST_DEL(&del->list_entry);
4885 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &union_lst, ice_vsig_prof, list) {
4886 LIST_DEL(&del1->list);
4890 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &chrs, ice_vsig_prof, list) {
4891 LIST_DEL(&del1->list);
4899 * ice_add_flow - add flow
4900 * @hw: pointer to the HW struct
4901 * @blk: hardware block
4902 * @vsi: array of VSIs to enable with the profile specified by ID
4903 * @count: number of elements in the VSI array
4904 * @id: profile tracking ID
4906 * Calling this function will update the hardware tables to enable the
4907 * profile indicated by the ID parameter for the VSIs specified in the VSI
4908 * array. Once successfully called, the flow will be enabled.
4911 ice_add_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi[], u8 count,
4914 enum ice_status status;
4917 for (i = 0; i < count; i++) {
4918 status = ice_add_prof_id_flow(hw, blk, vsi[i], id);
4927 * ice_rem_prof_from_list - remove a profile from list
4928 * @hw: pointer to the HW struct
4929 * @lst: list to remove the profile from
4930 * @hdl: the profile handle indicating the profile to remove
4932 static enum ice_status
4933 ice_rem_prof_from_list(struct ice_hw *hw, struct LIST_HEAD_TYPE *lst, u64 hdl)
4935 struct ice_vsig_prof *ent, *tmp;
4937 LIST_FOR_EACH_ENTRY_SAFE(ent, tmp, lst, ice_vsig_prof, list) {
4938 if (ent->profile_cookie == hdl) {
4939 LIST_DEL(&ent->list);
4945 return ICE_ERR_DOES_NOT_EXIST;
4949 * ice_rem_prof_id_flow - remove flow
4950 * @hw: pointer to the HW struct
4951 * @blk: hardware block
4952 * @vsi: the VSI from which to remove the profile specified by ID
4953 * @hdl: profile tracking handle
4955 * Calling this function will update the hardware tables to remove the
4956 * profile indicated by the ID parameter for the VSIs specified in the VSI
4957 * array. Once successfully called, the flow will be disabled.
4960 ice_rem_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
4962 struct ice_vsig_prof *tmp1, *del1;
4963 struct LIST_HEAD_TYPE chg, copy;
4964 struct ice_chs_chg *tmp, *del;
4965 enum ice_status status;
4968 INIT_LIST_HEAD(©);
4969 INIT_LIST_HEAD(&chg);
4971 /* determine if VSI is already part of a VSIG */
4972 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
4973 if (!status && vsig) {
4979 last_profile = ice_vsig_prof_id_count(hw, blk, vsig) == 1;
4980 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
4982 goto err_ice_rem_prof_id_flow;
4983 only_vsi = (ref == 1);
4986 /* If the original VSIG only contains one reference,
4987 * which will be the requesting VSI, then the VSI is not
4988 * sharing entries and we can simply remove the specific
4989 * characteristics from the VSIG.
4993 /* If there are no profiles left for this VSIG,
4994 * then simply remove the the VSIG.
4996 status = ice_rem_vsig(hw, blk, vsig, &chg);
4998 goto err_ice_rem_prof_id_flow;
5000 status = ice_rem_prof_id_vsig(hw, blk, vsig,
5003 goto err_ice_rem_prof_id_flow;
5005 /* Adjust priorities */
5006 status = ice_adj_prof_priorities(hw, blk, vsig,
5009 goto err_ice_rem_prof_id_flow;
5013 /* Make a copy of the VSIG's list of Profiles */
5014 status = ice_get_profs_vsig(hw, blk, vsig, ©);
5016 goto err_ice_rem_prof_id_flow;
5018 /* Remove specified profile entry from the list */
5019 status = ice_rem_prof_from_list(hw, ©, hdl);
5021 goto err_ice_rem_prof_id_flow;
5023 if (LIST_EMPTY(©)) {
5024 status = ice_move_vsi(hw, blk, vsi,
5025 ICE_DEFAULT_VSIG, &chg);
5027 goto err_ice_rem_prof_id_flow;
5029 } else if (!ice_find_dup_props_vsig(hw, blk, ©,
5031 /* found an exact match */
5032 /* add or move VSI to the VSIG that matches */
5033 /* Search for a VSIG with a matching profile
5037 /* Found match, move VSI to the matching VSIG */
5038 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5040 goto err_ice_rem_prof_id_flow;
5042 /* since no existing VSIG supports this
5043 * characteristic pattern, we need to create a
5044 * new VSIG and TCAM entries
5046 status = ice_create_vsig_from_lst(hw, blk, vsi,
5049 goto err_ice_rem_prof_id_flow;
5051 /* Adjust priorities */
5052 status = ice_adj_prof_priorities(hw, blk, vsig,
5055 goto err_ice_rem_prof_id_flow;
5059 status = ICE_ERR_DOES_NOT_EXIST;
5062 /* update hardware tables */
5064 status = ice_upd_prof_hw(hw, blk, &chg);
5066 err_ice_rem_prof_id_flow:
5067 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5068 LIST_DEL(&del->list_entry);
5072 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, ©, ice_vsig_prof, list) {
5073 LIST_DEL(&del1->list);
5081 * ice_rem_flow - remove flow
5082 * @hw: pointer to the HW struct
5083 * @blk: hardware block
5084 * @vsi: array of VSIs from which to remove the profile specified by ID
5085 * @count: number of elements in the VSI array
5086 * @id: profile tracking ID
5088 * The function will remove flows from the specified VSIs that were enabled
5089 * using ice_add_flow. The ID value will indicated which profile will be
5090 * removed. Once successfully called, the flow will be disabled.
5093 ice_rem_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi[], u8 count,
5096 enum ice_status status;
5099 for (i = 0; i < count; i++) {
5100 status = ice_rem_prof_id_flow(hw, blk, vsi[i], id);