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.
737 static enum ice_status
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 static 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;
1277 * ice_init_pkg_regs - initialize additional package registers
1278 * @hw: pointer to the hardware structure
1280 static void ice_init_pkg_regs(struct ice_hw *hw)
1282 #define ICE_SW_BLK_INP_MASK_L 0xFFFFFFFF
1283 #define ICE_SW_BLK_INP_MASK_H 0x0000FFFF
1284 #define ICE_SW_BLK_IDX 0
1286 /* setup Switch block input mask, which is 48-bits in two parts */
1287 wr32(hw, GL_PREEXT_L2_PMASK0(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_L);
1288 wr32(hw, GL_PREEXT_L2_PMASK1(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_H);
1292 * ice_init_pkg - initialize/download package
1293 * @hw: pointer to the hardware structure
1294 * @buf: pointer to the package buffer
1295 * @len: size of the package buffer
1297 * This function initializes a package. The package contains HW tables
1298 * required to do packet processing. First, the function extracts package
1299 * information such as version. Then it finds the ice configuration segment
1300 * within the package; this function then saves a copy of the segment pointer
1301 * within the supplied package buffer. Next, the function will cache any hints
1302 * from the package, followed by downloading the package itself. Note, that if
1303 * a previous PF driver has already downloaded the package successfully, then
1304 * the current driver will not have to download the package again.
1306 * The local package contents will be used to query default behavior and to
1307 * update specific sections of the HW's version of the package (e.g. to update
1308 * the parse graph to understand new protocols).
1310 * This function stores a pointer to the package buffer memory, and it is
1311 * expected that the supplied buffer will not be freed immediately. If the
1312 * package buffer needs to be freed, such as when read from a file, use
1313 * ice_copy_and_init_pkg() instead of directly calling ice_init_pkg() in this
1316 static enum ice_status ice_init_pkg(struct ice_hw *hw, u8 *buf, u32 len)
1318 struct ice_pkg_hdr *pkg;
1319 enum ice_status status;
1320 struct ice_seg *seg;
1323 return ICE_ERR_PARAM;
1325 pkg = (struct ice_pkg_hdr *)buf;
1326 status = ice_verify_pkg(pkg, len);
1328 ice_debug(hw, ICE_DBG_INIT, "failed to verify pkg (err: %d)\n",
1333 /* initialize package info */
1334 status = ice_init_pkg_info(hw, pkg);
1338 /* find segment in given package */
1339 seg = (struct ice_seg *)ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg);
1341 ice_debug(hw, ICE_DBG_INIT, "no ice segment in package.\n");
1345 /* initialize package hints and then download package */
1346 ice_init_pkg_hints(hw, seg);
1347 status = ice_download_pkg(hw, seg);
1348 if (status == ICE_ERR_AQ_NO_WORK) {
1349 ice_debug(hw, ICE_DBG_INIT,
1350 "package previously loaded - no work.\n");
1351 status = ICE_SUCCESS;
1354 /* Free a previous segment, if necessary */
1358 /* on successful package download, update other required
1359 * registers to support the package
1361 ice_init_pkg_regs(hw);
1363 ice_debug(hw, ICE_DBG_INIT, "package load failed, %d\n",
1371 * ice_copy_and_init_pkg - initialize/download a copy of the package
1372 * @hw: pointer to the hardware structure
1373 * @buf: pointer to the package buffer
1374 * @len: size of the package buffer
1376 * This function copies the package buffer, and then calls ice_init_pkg() to
1377 * initialize the copied package contents.
1379 * The copying is necessary if the package buffer supplied is constant, or if
1380 * the memory may disappear shortly after calling this function.
1382 * If the package buffer resides in the data segment and can be modified, the
1383 * caller is free to use ice_init_pkg() instead of ice_copy_and_init_pkg().
1385 * However, if the package buffer needs to be copied first, such as when being
1386 * read from a file, the caller should use ice_copy_and_init_pkg().
1388 * This function will first copy the package buffer, before calling
1389 * ice_init_pkg(). The caller is free to immediately destroy the original
1390 * package buffer, as the new copy will be managed by this function and
1393 enum ice_status ice_copy_and_init_pkg(struct ice_hw *hw, const u8 *buf, u32 len)
1395 enum ice_status status;
1399 return ICE_ERR_PARAM;
1401 buf_copy = (u8 *)ice_memdup(hw, buf, len, ICE_NONDMA_TO_NONDMA);
1403 status = ice_init_pkg(hw, buf_copy, len);
1405 /* Free the copy, since we failed to initialize the package */
1406 ice_free(hw, buf_copy);
1408 /* Track the copied pkg so we can free it later */
1409 hw->pkg_copy = buf_copy;
1416 * @hw: pointer to the HW structure
1418 * Allocates a package buffer and returns a pointer to the buffer header.
1419 * Note: all package contents must be in Little Endian form.
1421 struct ice_buf_build *ice_pkg_buf_alloc(struct ice_hw *hw)
1423 struct ice_buf_build *bld;
1424 struct ice_buf_hdr *buf;
1426 bld = (struct ice_buf_build *)ice_malloc(hw, sizeof(*bld));
1430 buf = (struct ice_buf_hdr *)bld;
1431 buf->data_end = CPU_TO_LE16(sizeof(*buf) -
1432 sizeof(buf->section_entry[0]));
1438 * @sect_type: section type
1439 * @section: pointer to section
1440 * @index: index of the field vector entry to be returned
1441 * @offset: ptr to variable that receives the offset in the field vector table
1443 * This is a callback function that can be passed to ice_pkg_enum_entry.
1444 * This function treats the given section as of type ice_sw_fv_section and
1445 * enumerates offset field. "offset" is an index into the field vector
1449 ice_sw_fv_handler(u32 sect_type, void *section, u32 index, u32 *offset)
1451 struct ice_sw_fv_section *fv_section =
1452 (struct ice_sw_fv_section *)section;
1454 if (!section || sect_type != ICE_SID_FLD_VEC_SW)
1456 if (index >= LE16_TO_CPU(fv_section->count))
1459 /* "index" passed in to this function is relative to a given
1460 * 4k block. To get to the true index into the field vector
1461 * table need to add the relative index to the base_offset
1462 * field of this section
1464 *offset = LE16_TO_CPU(fv_section->base_offset) + index;
1465 return fv_section->fv + index;
1469 * ice_get_sw_fv_list
1470 * @hw: pointer to the HW structure
1471 * @prot_ids: field vector to search for with a given protocol id
1472 * @ids_cnt: lookup/protocol count
1473 * @fv_list: Head of a list
1475 * Finds all the field vector entries from switch block that contain
1476 * a given protocol id and returns a list of structures of type
1477 * "ice_sw_fv_list_entry". Every structure in the list has a field vector
1478 * definition and profile id information
1479 * NOTE: The caller of the function is responsible for freeing the memory
1480 * allocated for every list entry.
1483 ice_get_sw_fv_list(struct ice_hw *hw, u16 *prot_ids, u8 ids_cnt,
1484 struct LIST_HEAD_TYPE *fv_list)
1486 struct ice_sw_fv_list_entry *fvl;
1487 struct ice_sw_fv_list_entry *tmp;
1488 struct ice_pkg_enum state;
1489 struct ice_seg *ice_seg;
1493 if (!ids_cnt || !hw->seg)
1494 return ICE_ERR_PARAM;
1500 fv = (struct ice_fv *)
1501 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1502 &offset, ice_sw_fv_handler);
1504 for (i = 0; i < ids_cnt && fv; i++) {
1507 /* This code assumes that if a switch field vector line
1508 * has a matching protocol, then this line will contain
1509 * the entries necessary to represent every field in
1510 * that protocol header.
1512 for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
1513 if (fv->ew[j].prot_id == prot_ids[i])
1515 if (j >= hw->blk[ICE_BLK_SW].es.fvw)
1517 if (i + 1 == ids_cnt) {
1518 fvl = (struct ice_sw_fv_list_entry *)
1519 ice_malloc(hw, sizeof(*fvl));
1523 fvl->profile_id = offset;
1524 LIST_ADD(&fvl->list_entry, fv_list);
1530 if (LIST_EMPTY(fv_list))
1535 LIST_FOR_EACH_ENTRY_SAFE(fvl, tmp, fv_list, ice_sw_fv_list_entry,
1537 LIST_DEL(&fvl->list_entry);
1541 return ICE_ERR_NO_MEMORY;
1545 * ice_pkg_buf_alloc_single_section
1546 * @hw: pointer to the HW structure
1547 * @type: the section type value
1548 * @size: the size of the section to reserve (in bytes)
1549 * @section: returns pointer to the section
1551 * Allocates a package buffer with a single section.
1552 * Note: all package contents must be in Little Endian form.
1554 static struct ice_buf_build *
1555 ice_pkg_buf_alloc_single_section(struct ice_hw *hw, u32 type, u16 size,
1558 struct ice_buf_build *buf;
1563 buf = ice_pkg_buf_alloc(hw);
1567 if (ice_pkg_buf_reserve_section(buf, 1))
1568 goto ice_pkg_buf_alloc_single_section_err;
1570 *section = ice_pkg_buf_alloc_section(buf, type, size);
1572 goto ice_pkg_buf_alloc_single_section_err;
1576 ice_pkg_buf_alloc_single_section_err:
1577 ice_pkg_buf_free(hw, buf);
1582 * ice_pkg_buf_reserve_section
1583 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1584 * @count: the number of sections to reserve
1586 * Reserves one or more section table entries in a package buffer. This routine
1587 * can be called multiple times as long as they are made before calling
1588 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1589 * is called once, the number of sections that can be allocated will not be able
1590 * to be increased; not using all reserved sections is fine, but this will
1591 * result in some wasted space in the buffer.
1592 * Note: all package contents must be in Little Endian form.
1595 ice_pkg_buf_reserve_section(struct ice_buf_build *bld, u16 count)
1597 struct ice_buf_hdr *buf;
1602 return ICE_ERR_PARAM;
1604 buf = (struct ice_buf_hdr *)&bld->buf;
1606 /* already an active section, can't increase table size */
1607 section_count = LE16_TO_CPU(buf->section_count);
1608 if (section_count > 0)
1611 if (bld->reserved_section_table_entries + count > ICE_MAX_S_COUNT)
1613 bld->reserved_section_table_entries += count;
1615 data_end = LE16_TO_CPU(buf->data_end) +
1616 (count * sizeof(buf->section_entry[0]));
1617 buf->data_end = CPU_TO_LE16(data_end);
1623 * ice_pkg_buf_unreserve_section
1624 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1625 * @count: the number of sections to unreserve
1627 * Unreserves one or more section table entries in a package buffer, releasing
1628 * space that can be used for section data. This routine can be called
1629 * multiple times as long as they are made before calling
1630 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1631 * is called once, the number of sections that can be allocated will not be able
1632 * to be increased; not using all reserved sections is fine, but this will
1633 * result in some wasted space in the buffer.
1634 * Note: all package contents must be in Little Endian form.
1637 ice_pkg_buf_unreserve_section(struct ice_buf_build *bld, u16 count)
1639 struct ice_buf_hdr *buf;
1644 return ICE_ERR_PARAM;
1646 buf = (struct ice_buf_hdr *)&bld->buf;
1648 /* already an active section, can't decrease table size */
1649 section_count = LE16_TO_CPU(buf->section_count);
1650 if (section_count > 0)
1653 if (count > bld->reserved_section_table_entries)
1655 bld->reserved_section_table_entries -= count;
1657 data_end = LE16_TO_CPU(buf->data_end) -
1658 (count * sizeof(buf->section_entry[0]));
1659 buf->data_end = CPU_TO_LE16(data_end);
1665 * ice_pkg_buf_alloc_section
1666 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1667 * @type: the section type value
1668 * @size: the size of the section to reserve (in bytes)
1670 * Reserves memory in the buffer for a section's content and updates the
1671 * buffers' status accordingly. This routine returns a pointer to the first
1672 * byte of the section start within the buffer, which is used to fill in the
1674 * Note: all package contents must be in Little Endian form.
1677 ice_pkg_buf_alloc_section(struct ice_buf_build *bld, u32 type, u16 size)
1679 struct ice_buf_hdr *buf;
1683 if (!bld || !type || !size)
1686 buf = (struct ice_buf_hdr *)&bld->buf;
1688 /* check for enough space left in buffer */
1689 data_end = LE16_TO_CPU(buf->data_end);
1691 /* section start must align on 4 byte boundary */
1692 data_end = ICE_ALIGN(data_end, 4);
1694 if ((data_end + size) > ICE_MAX_S_DATA_END)
1697 /* check for more available section table entries */
1698 sect_count = LE16_TO_CPU(buf->section_count);
1699 if (sect_count < bld->reserved_section_table_entries) {
1700 void *section_ptr = ((u8 *)buf) + data_end;
1702 buf->section_entry[sect_count].offset = CPU_TO_LE16(data_end);
1703 buf->section_entry[sect_count].size = CPU_TO_LE16(size);
1704 buf->section_entry[sect_count].type = CPU_TO_LE32(type);
1707 buf->data_end = CPU_TO_LE16(data_end);
1709 buf->section_count = CPU_TO_LE16(sect_count + 1);
1713 /* no free section table entries */
1718 * ice_pkg_buf_get_free_space
1719 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1721 * Returns the number of free bytes remaining in the buffer.
1722 * Note: all package contents must be in Little Endian form.
1724 u16 ice_pkg_buf_get_free_space(struct ice_buf_build *bld)
1726 struct ice_buf_hdr *buf;
1731 buf = (struct ice_buf_hdr *)&bld->buf;
1732 return ICE_MAX_S_DATA_END - LE16_TO_CPU(buf->data_end);
1736 * ice_pkg_buf_get_active_sections
1737 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1739 * Returns the number of active sections. Before using the package buffer
1740 * in an update package command, the caller should make sure that there is at
1741 * least one active section - otherwise, the buffer is not legal and should
1743 * Note: all package contents must be in Little Endian form.
1745 u16 ice_pkg_buf_get_active_sections(struct ice_buf_build *bld)
1747 struct ice_buf_hdr *buf;
1752 buf = (struct ice_buf_hdr *)&bld->buf;
1753 return LE16_TO_CPU(buf->section_count);
1757 * ice_pkg_buf_header
1758 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1760 * Return a pointer to the buffer's header
1762 struct ice_buf *ice_pkg_buf(struct ice_buf_build *bld)
1772 * @hw: pointer to the HW structure
1773 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1775 * Frees a package buffer
1777 void ice_pkg_buf_free(struct ice_hw *hw, struct ice_buf_build *bld)
1782 /* PTG Management */
1785 * ice_ptg_update_xlt1 - Updates packet type groups in hw via xlt1 table
1786 * @hw: pointer to the hardware structure
1789 * This function will update the xlt1 hardware table to reflect the new
1790 * packet type group configuration.
1792 enum ice_status ice_ptg_update_xlt1(struct ice_hw *hw, enum ice_block blk)
1794 struct ice_xlt1_section *sect;
1795 struct ice_buf_build *bld;
1796 enum ice_status status;
1799 bld = ice_pkg_buf_alloc_single_section(hw, ice_sect_id(blk, ICE_XLT1),
1800 ICE_XLT1_SIZE(ICE_XLT1_CNT),
1803 return ICE_ERR_NO_MEMORY;
1805 sect->count = CPU_TO_LE16(ICE_XLT1_CNT);
1806 sect->offset = CPU_TO_LE16(0);
1807 for (index = 0; index < ICE_XLT1_CNT; index++)
1808 sect->value[index] = hw->blk[blk].xlt1.ptypes[index].ptg;
1810 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
1812 ice_pkg_buf_free(hw, bld);
1818 * ice_ptg_find_ptype - Search for packet type group using packet type (ptype)
1819 * @hw: pointer to the hardware structure
1821 * @ptype: the ptype to search for
1822 * @ptg: pointer to variable that receives the PTG
1824 * This function will search the PTGs for a particular ptype, returning the
1825 * PTG ID that contains it through the ptg parameter, with the value of
1826 * ICE_DEFAULT_PTG (0) meaning it is part the default PTG.
1829 ice_ptg_find_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg)
1831 if (ptype >= ICE_XLT1_CNT || !ptg)
1832 return ICE_ERR_PARAM;
1834 *ptg = hw->blk[blk].xlt1.ptypes[ptype].ptg;
1839 * ice_ptg_alloc_val - Allocates a new packet type group ID by value
1840 * @hw: pointer to the hardware structure
1842 * @ptg: the ptg to allocate
1844 * This function allocates a given packet type group ID specified by the ptg
1848 void ice_ptg_alloc_val(struct ice_hw *hw, enum ice_block blk, u8 ptg)
1850 hw->blk[blk].xlt1.ptg_tbl[ptg].in_use = true;
1854 * ice_ptg_alloc - Find a free entry and allocates a new packet type group ID
1855 * @hw: pointer to the hardware structure
1858 * This function allocates and returns a new packet type group ID. Note
1859 * that 0 is the default packet type group, so successfully created PTGs will
1860 * have a non-zero ID value; which means a 0 return value indicates an error.
1862 u8 ice_ptg_alloc(struct ice_hw *hw, enum ice_block blk)
1866 /* Skip the default PTG of 0 */
1867 for (i = 1; i < ICE_MAX_PTGS; i++)
1868 if (!hw->blk[blk].xlt1.ptg_tbl[i].in_use) {
1869 /* found a free PTG ID */
1870 ice_ptg_alloc_val(hw, blk, i);
1878 * ice_ptg_free - Frees a packet type group
1879 * @hw: pointer to the hardware structure
1881 * @ptg: the ptg ID to free
1883 * This function frees a packet type group, and returns all the current ptypes
1884 * within it to the default PTG.
1886 void ice_ptg_free(struct ice_hw *hw, enum ice_block blk, u8 ptg)
1888 struct ice_ptg_ptype *p, *temp;
1890 hw->blk[blk].xlt1.ptg_tbl[ptg].in_use = false;
1891 p = hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
1893 p->ptg = ICE_DEFAULT_PTG;
1894 temp = p->next_ptype;
1895 p->next_ptype = NULL;
1899 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype = NULL;
1903 * ice_ptg_remove_ptype - Removes ptype from a particular packet type group
1904 * @hw: pointer to the hardware structure
1906 * @ptype: the ptype to remove
1907 * @ptg: the ptg to remove the ptype from
1909 * This function will remove the ptype from the specific ptg, and move it to
1910 * the default PTG (ICE_DEFAULT_PTG).
1912 static enum ice_status
1913 ice_ptg_remove_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
1915 struct ice_ptg_ptype **ch;
1916 struct ice_ptg_ptype *p;
1918 if (ptype > ICE_XLT1_CNT - 1)
1919 return ICE_ERR_PARAM;
1921 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use)
1922 return ICE_ERR_DOES_NOT_EXIST;
1924 /* Should not happen if .in_use is set, bad config */
1925 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype)
1928 /* find the ptype within this PTG, and bypass the link over it */
1929 p = hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
1930 ch = &hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
1932 if (ptype == (p - hw->blk[blk].xlt1.ptypes)) {
1933 *ch = p->next_ptype;
1937 ch = &p->next_ptype;
1941 hw->blk[blk].xlt1.ptypes[ptype].ptg = ICE_DEFAULT_PTG;
1942 hw->blk[blk].xlt1.ptypes[ptype].next_ptype = NULL;
1948 * ice_ptg_add_mv_ptype - Adds/moves ptype to a particular packet type group
1949 * @hw: pointer to the hardware structure
1951 * @ptype: the ptype to add or move
1952 * @ptg: the ptg to add or move the ptype to
1954 * This function will either add or move a ptype to a particular PTG depending
1955 * on if the ptype is already part of another group. Note that using a
1956 * a destination PTG ID of ICE_DEFAULT_PTG (0) will move the ptype to the
1960 ice_ptg_add_mv_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
1962 enum ice_status status;
1965 if (ptype > ICE_XLT1_CNT - 1)
1966 return ICE_ERR_PARAM;
1968 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use && ptg != ICE_DEFAULT_PTG)
1969 return ICE_ERR_DOES_NOT_EXIST;
1971 status = ice_ptg_find_ptype(hw, blk, ptype, &original_ptg);
1975 /* Is ptype already in the correct PTG? */
1976 if (original_ptg == ptg)
1979 /* Remove from original PTG and move back to the default PTG */
1980 if (original_ptg != ICE_DEFAULT_PTG)
1981 ice_ptg_remove_ptype(hw, blk, ptype, original_ptg);
1983 /* Moving to default PTG? Then we're done with this request */
1984 if (ptg == ICE_DEFAULT_PTG)
1987 /* Add ptype to PTG at beginning of list */
1988 hw->blk[blk].xlt1.ptypes[ptype].next_ptype =
1989 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
1990 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype =
1991 &hw->blk[blk].xlt1.ptypes[ptype];
1993 hw->blk[blk].xlt1.ptypes[ptype].ptg = ptg;
1994 hw->blk[blk].xlt1.t[ptype] = ptg;
1999 /* Block / table size info */
2000 struct ice_blk_size_details {
2001 u16 xlt1; /* # xlt1 entries */
2002 u16 xlt2; /* # xlt2 entries */
2003 u16 prof_tcam; /* # profile id tcam entries */
2004 u16 prof_id; /* # profile ids */
2005 u8 prof_cdid_bits; /* # cdid one-hot bits used in key */
2006 u16 prof_redir; /* # profile redirection entries */
2007 u16 es; /* # extraction sequence entries */
2008 u16 fvw; /* # field vector words */
2009 u8 overwrite; /* overwrite existing entries allowed */
2010 u8 reverse; /* reverse FV order */
2013 static const struct ice_blk_size_details blk_sizes[ICE_BLK_COUNT] = {
2016 * XLT1 - Number of entries in XLT1 table
2017 * XLT2 - Number of entries in XLT2 table
2018 * TCAM - Number of entries Profile ID TCAM table
2019 * CDID - Control Domain ID of the hardware block
2020 * PRED - Number of entries in the Profile Redirection Table
2021 * FV - Number of entries in the Field Vector
2022 * FVW - Width (in WORDs) of the Field Vector
2023 * OVR - Overwrite existing table entries
2026 /* XLT1 , XLT2 ,TCAM, PID,CDID,PRED, FV, FVW */
2027 /* Overwrite , Reverse FV */
2028 /* SW */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 256, 0, 256, 256, 48,
2030 /* ACL */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 32,
2032 /* FD */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2034 /* RSS */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2036 /* PE */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 64, 32, 0, 32, 32, 24,
2041 ICE_SID_XLT1_OFF = 0,
2044 ICE_SID_PR_REDIR_OFF,
2049 /* Characteristic handling */
2052 * ice_match_prop_lst - determine if properties of two lists match
2053 * @list1: first properties list
2054 * @list2: second properties list
2056 * Count, cookies and the order must match in order to be considered equivalent.
2059 ice_match_prop_lst(struct LIST_HEAD_TYPE *list1, struct LIST_HEAD_TYPE *list2)
2061 struct ice_vsig_prof *tmp1;
2062 struct ice_vsig_prof *tmp2;
2066 /* compare counts */
2067 LIST_FOR_EACH_ENTRY(tmp1, list1, ice_vsig_prof, list) {
2070 LIST_FOR_EACH_ENTRY(tmp2, list2, ice_vsig_prof, list) {
2073 if (!count || count != chk_count)
2076 tmp1 = LIST_FIRST_ENTRY(list1, struct ice_vsig_prof, list);
2077 tmp2 = LIST_FIRST_ENTRY(list2, struct ice_vsig_prof, list);
2079 /* profile cookies must compare, and in the exact same order to take
2080 * into account priority
2083 if (tmp2->profile_cookie != tmp1->profile_cookie)
2086 tmp1 = LIST_NEXT_ENTRY(tmp1, struct ice_vsig_prof, list);
2087 tmp2 = LIST_NEXT_ENTRY(tmp2, struct ice_vsig_prof, list);
2093 /* VSIG Management */
2096 * ice_vsig_update_xlt2_sect - update one section of xlt2 table
2097 * @hw: pointer to the hardware structure
2099 * @vsi: hw vsi number to program
2100 * @vsig: vsig for the vsi
2102 * This function will update the xlt2 hardware table with the input vsi
2103 * group configuration.
2105 static enum ice_status
2106 ice_vsig_update_xlt2_sect(struct ice_hw *hw, enum ice_block blk, u16 vsi,
2109 struct ice_xlt2_section *sect;
2110 struct ice_buf_build *bld;
2111 enum ice_status status;
2113 bld = ice_pkg_buf_alloc_single_section(hw, ice_sect_id(blk, ICE_XLT2),
2114 sizeof(struct ice_xlt2_section),
2117 return ICE_ERR_NO_MEMORY;
2119 sect->count = CPU_TO_LE16(1);
2120 sect->offset = CPU_TO_LE16(vsi);
2121 sect->value[0] = CPU_TO_LE16(vsig);
2123 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
2125 ice_pkg_buf_free(hw, bld);
2131 * ice_vsig_update_xlt2 - update xlt2 table with VSIG configuration
2132 * @hw: pointer to the hardware structure
2135 * This function will update the xlt2 hardware table with the input vsi
2136 * group configuration of used vsis.
2138 enum ice_status ice_vsig_update_xlt2(struct ice_hw *hw, enum ice_block blk)
2142 for (vsi = 0; vsi < ICE_MAX_VSI; vsi++) {
2143 /* update only vsis that have been changed */
2144 if (hw->blk[blk].xlt2.vsis[vsi].changed) {
2145 enum ice_status status;
2148 vsig = hw->blk[blk].xlt2.vsis[vsi].vsig;
2149 status = ice_vsig_update_xlt2_sect(hw, blk, vsi, vsig);
2153 hw->blk[blk].xlt2.vsis[vsi].changed = 0;
2161 * ice_vsig_find_vsi - find a VSIG that contains a specified vsi
2162 * @hw: pointer to the hardware structure
2164 * @vsi: vsi of interest
2165 * @vsig: pointer to receive the vsi group
2167 * This function will lookup the vsi entry in the XLT2 list and return
2168 * the vsi group its associated with.
2171 ice_vsig_find_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 *vsig)
2173 if (!vsig || vsi >= ICE_MAX_VSI)
2174 return ICE_ERR_PARAM;
2176 /* As long as there's a default or valid VSIG associated with the input
2177 * vsi, the functions returns a success. Any handling of VSIG will be
2178 * done by the following add, update or remove functions.
2180 *vsig = hw->blk[blk].xlt2.vsis[vsi].vsig;
2186 * ice_vsig_alloc_val - allocate a new VSIG by value
2187 * @hw: pointer to the hardware structure
2189 * @vsig: the vsig to allocate
2191 * This function will allocate a given VSIG specified by the vsig parameter.
2193 static u16 ice_vsig_alloc_val(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2195 u16 idx = vsig & ICE_VSIG_IDX_M;
2197 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use) {
2198 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2199 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = true;
2202 return ICE_VSIG_VALUE(idx, hw->pf_id);
2206 * ice_vsig_alloc - Finds a free entry and allocates a new VSIG
2207 * @hw: pointer to the hardware structure
2210 * This function will iterate through the VSIG list and mark the first
2211 * unused entry for the new VSIG entry as used and return that value.
2213 static u16 ice_vsig_alloc(struct ice_hw *hw, enum ice_block blk)
2217 for (i = 1; i < ICE_MAX_VSIGS; i++)
2218 if (!hw->blk[blk].xlt2.vsig_tbl[i].in_use)
2219 return ice_vsig_alloc_val(hw, blk, i);
2221 return ICE_DEFAULT_VSIG;
2225 * ice_find_dup_props_vsig - find vsi group with a specified set of properties
2226 * @hw: pointer to the hardware structure
2228 * @chs: characteristic list
2229 * @vsig: returns the VSIG with the matching profiles, if found
2231 * Each VSIG is associated with a characteristic set; i.e. all vsis under
2232 * a group have the same characteristic set. To check if there exists a VSIG
2233 * which has the same characteristics as the input characteristics; this
2234 * function will iterate through the xlt2 list and return the VSIG that has a
2235 * matching configuration. In order to make sure that priorities are accounted
2236 * for, the list must match exactly, including the order in which the
2237 * characteristics are listed.
2240 ice_find_dup_props_vsig(struct ice_hw *hw, enum ice_block blk,
2241 struct LIST_HEAD_TYPE *chs, u16 *vsig)
2243 struct ice_xlt2 *xlt2 = &hw->blk[blk].xlt2;
2246 for (i = 0; i < xlt2->count; i++) {
2247 if (xlt2->vsig_tbl[i].in_use &&
2248 ice_match_prop_lst(chs, &xlt2->vsig_tbl[i].prop_lst)) {
2249 *vsig = (i | ((hw->pf_id << ICE_PF_NUM_S) &
2251 *vsig = ICE_VSIG_VALUE(i, hw->pf_id);
2256 return ICE_ERR_DOES_NOT_EXIST;
2260 * ice_vsig_free - free vsi group
2261 * @hw: pointer to the hardware structure
2263 * @vsig: VSIG to remove
2265 * The function will remove all vsis associated with the input VSIG and move
2266 * them to the DEFAULT_VSIG and mark the VSIG available.
2269 ice_vsig_free(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2271 struct ice_vsig_prof *dtmp, *del;
2272 struct ice_vsig_vsi *vsi_cur;
2275 idx = vsig & ICE_VSIG_IDX_M;
2276 if (idx >= ICE_MAX_VSIGS)
2277 return ICE_ERR_PARAM;
2279 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2280 return ICE_ERR_DOES_NOT_EXIST;
2282 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = false;
2284 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2288 /* remove all vsis associated with this VSIG XLT2 entry */
2290 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
2292 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2293 vsi_cur->changed = 1;
2294 vsi_cur->next_vsi = NULL;
2298 /* NULL terminate head of vsi list */
2299 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi = NULL;
2301 /* free characteristic list */
2302 LIST_FOR_EACH_ENTRY_SAFE(del, dtmp,
2303 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
2304 ice_vsig_prof, list) {
2305 LIST_DEL(&del->list);
2313 * ice_vsig_add_mv_vsi - add or move a vsi to a vsi group
2314 * @hw: pointer to the hardware structure
2317 * @vsig: destination vsi group
2319 * This function will move or add the input vsi to the target VSIG.
2320 * The function will find the original VSIG the vsi belongs to and
2321 * move the entry to the DEFAULT_VSIG, update the original VSIG and
2322 * then move entry to the new VSIG.
2325 ice_vsig_add_mv_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2327 struct ice_vsig_vsi *tmp;
2328 enum ice_status status;
2331 idx = vsig & ICE_VSIG_IDX_M;
2333 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2334 return ICE_ERR_PARAM;
2336 /* if VSIG not in use and VSIG is not default type this VSIG
2339 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use &&
2340 vsig != ICE_DEFAULT_VSIG)
2341 return ICE_ERR_DOES_NOT_EXIST;
2343 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
2347 /* no update required if vsigs match */
2348 if (orig_vsig == vsig)
2351 if (orig_vsig != ICE_DEFAULT_VSIG) {
2352 /* remove entry from orig_vsig and add to default VSIG */
2353 status = ice_vsig_remove_vsi(hw, blk, vsi, orig_vsig);
2358 if (idx == ICE_DEFAULT_VSIG)
2361 /* Create vsi entry and add VSIG and prop_mask values */
2362 hw->blk[blk].xlt2.vsis[vsi].vsig = vsig;
2363 hw->blk[blk].xlt2.vsis[vsi].changed = 1;
2365 /* Add new entry to the head of the VSIG list */
2366 tmp = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2367 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi =
2368 &hw->blk[blk].xlt2.vsis[vsi];
2369 hw->blk[blk].xlt2.vsis[vsi].next_vsi = tmp;
2370 hw->blk[blk].xlt2.t[vsi] = vsig;
2376 * ice_vsig_remove_vsi - remove vsi from VSIG
2377 * @hw: pointer to the hardware structure
2379 * @vsi: vsi to remove
2380 * @vsig: vsi group to remove from
2382 * The function will remove the input vsi from its vsi group and move it
2383 * to the DEFAULT_VSIG.
2386 ice_vsig_remove_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2388 struct ice_vsig_vsi **vsi_head, *vsi_cur, *vsi_tgt;
2391 idx = vsig & ICE_VSIG_IDX_M;
2393 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2394 return ICE_ERR_PARAM;
2396 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2397 return ICE_ERR_DOES_NOT_EXIST;
2399 /* entry already in default VSIG, dont have to remove */
2400 if (idx == ICE_DEFAULT_VSIG)
2403 vsi_head = &hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2407 vsi_tgt = &hw->blk[blk].xlt2.vsis[vsi];
2408 vsi_cur = (*vsi_head);
2410 /* iterate the vsi list, skip over the entry to be removed */
2412 if (vsi_tgt == vsi_cur) {
2413 (*vsi_head) = vsi_cur->next_vsi;
2416 vsi_head = &vsi_cur->next_vsi;
2417 vsi_cur = vsi_cur->next_vsi;
2420 /* verify if vsi was removed from group list */
2422 return ICE_ERR_DOES_NOT_EXIST;
2424 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2425 vsi_cur->changed = 1;
2426 vsi_cur->next_vsi = NULL;
2432 * ice_find_prof_id - find profile id for a given field vector
2433 * @hw: pointer to the hardware structure
2435 * @fv: field vector to search for
2436 * @prof_id: receives the profile id
2438 static enum ice_status
2439 ice_find_prof_id(struct ice_hw *hw, enum ice_block blk,
2440 struct ice_fv_word *fv, u8 *prof_id)
2442 struct ice_es *es = &hw->blk[blk].es;
2445 for (i = 0; i < es->count; i++) {
2448 if (memcmp(&es->t[off], fv, es->fvw * 2))
2455 return ICE_ERR_DOES_NOT_EXIST;
2459 * ice_prof_id_rsrc_type - get profile id resource type for a block type
2460 * @blk: the block type
2461 * @rsrc_type: pointer to variable to receive the resource type
2463 static bool ice_prof_id_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2467 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_PROFID;
2470 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_PROFID;
2473 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_PROFID;
2476 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_PROFID;
2479 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_PROFID;
2488 * ice_tcam_ent_rsrc_type - get tcam entry resource type for a block type
2489 * @blk: the block type
2490 * @rsrc_type: pointer to variable to receive the resource type
2492 static bool ice_tcam_ent_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2496 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_TCAM;
2499 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_TCAM;
2502 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_TCAM;
2505 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_TCAM;
2508 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_TCAM;
2517 * ice_workaround_get_res_blk - determine the block from a resource type
2518 * @type: type of resource
2519 * @blk: pointer to a enum that will receive the block type
2520 * @tcam: pointer to variable that will be set to true for a TCAM resource type
2523 ice_status ice_workaround_get_res_blk(u16 type, enum ice_block *blk, bool *tcam)
2525 /* just need to support TCAM entries and Profile IDs for now */
2529 case ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_TCAM:
2533 case ICE_AQC_RES_TYPE_ACL_PROF_BLDR_TCAM:
2537 case ICE_AQC_RES_TYPE_FD_PROF_BLDR_TCAM:
2541 case ICE_AQC_RES_TYPE_HASH_PROF_BLDR_TCAM:
2545 case ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_TCAM:
2549 case ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_PROFID:
2552 case ICE_AQC_RES_TYPE_ACL_PROF_BLDR_PROFID:
2555 case ICE_AQC_RES_TYPE_FD_PROF_BLDR_PROFID:
2558 case ICE_AQC_RES_TYPE_HASH_PROF_BLDR_PROFID:
2561 case ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_PROFID:
2565 return ICE_ERR_PARAM;
2572 * ice_alloc_res_workaround
2573 * @hw: pointer to the hw struct
2574 * @type: type of resource
2575 * @num: number of resources to allocate
2576 * @res: pointer to array that will receive the resources
2578 static enum ice_status
2579 ice_alloc_res_workaround(struct ice_hw *hw, u16 type, u16 num, u16 *res)
2589 /* Number of PFs we support with this workaround */
2590 #define ICE_WA_PF_COUNT 4
2591 #define ICE_WA_1ST_TCAM 4
2592 #define ICE_WA_1ST_FV 4
2594 /* Only allow our supported PFs */
2595 if (hw->pf_id >= ICE_WA_PF_COUNT)
2596 return ICE_ERR_AQ_ERROR;
2598 if (ice_workaround_get_res_blk(type, &blk, &tcam))
2599 return ICE_ERR_AQ_ERROR;
2602 /* range of entries based on PF */
2603 max = hw->blk[blk].prof.count / ICE_WA_PF_COUNT;
2604 first = max * hw->pf_id;
2607 /* Profile IDs - start at non-zero index for PROF ID TCAM table
2608 * The first few entries are for bypass, default and errors
2609 * (only relevant for PF 0)
2611 first += hw->pf_id ? 0 : ICE_WA_1ST_TCAM;
2613 for (i = first; i < last && count < num; i++) {
2614 if (!hw->blk[blk].prof.resource_used_hack[i]) {
2616 hw->blk[blk].prof.resource_used_hack[i] = true;
2620 /* handle failure case */
2622 for (i = 0; i < count; i++) {
2623 hw->blk[blk].prof.resource_used_hack[res[i]] =
2628 return ICE_ERR_AQ_ERROR;
2631 /* range of entries based on PF */
2632 max = hw->blk[blk].es.count / ICE_WA_PF_COUNT;
2633 first = max * hw->pf_id;
2636 /* FV index - start at non-zero index for Field vector table
2637 * The first few entries are for bypass, default and errors
2638 * (only relevant for PF 0)
2640 first += hw->pf_id ? 0 : ICE_WA_1ST_FV;
2642 for (i = first; i < last && count < num; i++) {
2643 if (!hw->blk[blk].es.resource_used_hack[i]) {
2645 hw->blk[blk].es.resource_used_hack[i] = true;
2649 /* handle failure case */
2651 for (i = 0; i < count; i++) {
2652 hw->blk[blk].es.resource_used_hack[res[i]] =
2657 return ICE_ERR_AQ_ERROR;
2665 * ice_free_res_workaround
2666 * @hw: pointer to the hw struct
2667 * @type: type of resource to free
2668 * @num: number of resources
2669 * @res: array of resource ids to free
2671 static enum ice_status
2672 ice_free_res_workaround(struct ice_hw *hw, u16 type, u16 num, u16 *res)
2678 if (ice_workaround_get_res_blk(type, &blk, &tcam))
2679 return ICE_ERR_AQ_ERROR;
2683 for (i = 0; i < num; i++) {
2684 if (res[i] < hw->blk[blk].prof.count) {
2687 ice_free_hw_res(hw, type, 1, &idx);
2688 hw->blk[blk].prof.resource_used_hack[res[i]] =
2695 for (i = 0; i < num; i++) {
2696 if (res[i] < hw->blk[blk].es.count) {
2699 ice_free_hw_res(hw, type, 1, &idx);
2700 hw->blk[blk].es.resource_used_hack[res[i]] =
2710 * ice_alloc_tcam_ent - allocate hardware tcam entry
2711 * @hw: pointer to the hw struct
2712 * @blk: the block to allocate the tcam for
2713 * @tcam_idx: pointer to variable to receive the tcam entry
2715 * This function allocates a new entry in a Profile ID TCAM for a specific
2718 static enum ice_status
2719 ice_alloc_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 *tcam_idx)
2723 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2724 return ICE_ERR_PARAM;
2726 return ice_alloc_res_workaround(hw, res_type, 1, tcam_idx);
2730 * ice_free_tcam_ent - free hardware tcam entry
2731 * @hw: pointer to the hw struct
2732 * @blk: the block from which to free the tcam entry
2733 * @tcam_idx: the tcam entry to free
2735 * This function frees an entry in a Profile ID TCAM for a specific block.
2737 static enum ice_status
2738 ice_free_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 tcam_idx)
2742 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2743 return ICE_ERR_PARAM;
2745 return ice_free_res_workaround(hw, res_type, 1, &tcam_idx);
2749 * ice_alloc_prof_id - allocate profile id
2750 * @hw: pointer to the hw struct
2751 * @blk: the block to allocate the profile id for
2752 * @prof_id: pointer to variable to receive the profile id
2754 * This function allocates a new profile id, which also corresponds to a Field
2755 * Vector (Extraction Sequence) entry.
2757 static enum ice_status
2758 ice_alloc_prof_id(struct ice_hw *hw, enum ice_block blk, u8 *prof_id)
2760 enum ice_status status;
2764 if (!ice_prof_id_rsrc_type(blk, &res_type))
2765 return ICE_ERR_PARAM;
2767 status = ice_alloc_res_workaround(hw, res_type, 1, &get_prof);
2769 *prof_id = (u8)get_prof;
2775 * ice_free_prof_id - free profile id
2776 * @hw: pointer to the hw struct
2777 * @blk: the block from which to free the profile id
2778 * @prof_id: the profile id to free
2780 * This function frees a profile id, which also corresponds to a Field Vector.
2782 static enum ice_status
2783 ice_free_prof_id(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2785 u16 tmp_prof_id = (u16)prof_id;
2788 if (!ice_prof_id_rsrc_type(blk, &res_type))
2789 return ICE_ERR_PARAM;
2791 return ice_free_res_workaround(hw, res_type, 1, &tmp_prof_id);
2792 /* The following code is a WORKAROUND until DCR 076 is available.
2793 * DCR 076 - Update to Profile ID TCAM Resource Allocation
2795 * Once the DCR 076 changes are available in FW, this code can be
2796 * restored. Original code:
2798 * return ice_free_res(hw, res_type, 1, &tmp_prof_id);
2803 * ice_prof_inc_ref - increment reference count for profile
2804 * @hw: pointer to the hw struct
2805 * @blk: the block from which to free the profile id
2806 * @prof_id: the profile id for which to increment the reference count
2808 static enum ice_status
2809 ice_prof_inc_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2811 if (prof_id > hw->blk[blk].es.count)
2812 return ICE_ERR_PARAM;
2814 hw->blk[blk].es.ref_count[prof_id]++;
2820 * ice_prof_dec_ref - decrement reference count for profile
2821 * @hw: pointer to the hw struct
2822 * @blk: the block from which to free the profile id
2823 * @prof_id: the profile id for which to decrement the reference count
2825 static enum ice_status
2826 ice_prof_dec_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2828 if (prof_id > hw->blk[blk].es.count)
2829 return ICE_ERR_PARAM;
2831 if (hw->blk[blk].es.ref_count[prof_id] > 0) {
2832 if (!--hw->blk[blk].es.ref_count[prof_id])
2833 return ice_free_prof_id(hw, blk, prof_id);
2840 * ice_write_es - write an extraction sequence to hardware
2841 * @hw: pointer to the hw struct
2842 * @blk: the block in which to write the extraction sequence
2843 * @prof_id: the profile id to write
2844 * @fv: pointer to the extraction sequence to write
2847 ice_write_es(struct ice_hw *hw, enum ice_block blk, u8 prof_id,
2848 struct ice_fv_word *fv)
2852 off = prof_id * hw->blk[blk].es.fvw;
2853 ice_memcpy(&hw->blk[blk].es.t[off], fv, hw->blk[blk].es.fvw * 2,
2854 ICE_NONDMA_TO_NONDMA);
2857 /* Block / table section IDs */
2858 static const u32 ice_blk_sids[ICE_BLK_COUNT][ICE_SID_OFF_COUNT] = {
2862 ICE_SID_PROFID_TCAM_SW,
2863 ICE_SID_PROFID_REDIR_SW,
2870 ICE_SID_PROFID_TCAM_ACL,
2871 ICE_SID_PROFID_REDIR_ACL,
2878 ICE_SID_PROFID_TCAM_FD,
2879 ICE_SID_PROFID_REDIR_FD,
2886 ICE_SID_PROFID_TCAM_RSS,
2887 ICE_SID_PROFID_REDIR_RSS,
2894 ICE_SID_PROFID_TCAM_PE,
2895 ICE_SID_PROFID_REDIR_PE,
2901 * ice_fill_tbl - Reads content of a single table type into database
2902 * @hw: pointer to the hardware structure
2903 * @block_id: Block ID of the table to copy
2904 * @sid: Section ID of the table to copy
2906 * Will attempt to read the entire content of a given table of a single block
2907 * into the driver database. We assume that the buffer will always
2908 * be as large or larger than the data contained in the package. If
2909 * this condition is not met, there is most likely an error in the package
2912 static void ice_fill_tbl(struct ice_hw *hw, enum ice_block block_id, u32 sid)
2914 u32 dst_len, sect_len, offset = 0;
2915 struct ice_prof_redir_section *pr;
2916 struct ice_prof_id_section *pid;
2917 struct ice_xlt1_section *xlt1;
2918 struct ice_xlt2_section *xlt2;
2919 struct ice_sw_fv_section *es;
2920 struct ice_pkg_enum state;
2924 /* if the hw segment pointer is null then the first iteration of
2925 * ice_pkg_enum_section() will fail. In this case the Hw tables will
2926 * not be filled and return success.
2929 ice_debug(hw, ICE_DBG_PKG, "hw->seg is NULL, tables are not filled\n");
2933 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
2935 sect = ice_pkg_enum_section(hw->seg, &state, sid);
2939 case ICE_SID_XLT1_FD:
2940 case ICE_SID_XLT1_RSS:
2941 case ICE_SID_XLT1_ACL:
2942 xlt1 = (struct ice_xlt1_section *)sect;
2944 sect_len = LE16_TO_CPU(xlt1->count) *
2945 sizeof(*hw->blk[block_id].xlt1.t);
2946 dst = hw->blk[block_id].xlt1.t;
2947 dst_len = hw->blk[block_id].xlt1.count *
2948 sizeof(*hw->blk[block_id].xlt1.t);
2950 case ICE_SID_XLT2_FD:
2951 case ICE_SID_XLT2_RSS:
2952 case ICE_SID_XLT2_ACL:
2953 xlt2 = (struct ice_xlt2_section *)sect;
2954 src = (u8 *)xlt2->value;
2955 sect_len = LE16_TO_CPU(xlt2->count) *
2956 sizeof(*hw->blk[block_id].xlt2.t);
2957 dst = (u8 *)hw->blk[block_id].xlt2.t;
2958 dst_len = hw->blk[block_id].xlt2.count *
2959 sizeof(*hw->blk[block_id].xlt2.t);
2961 case ICE_SID_PROFID_TCAM_FD:
2962 case ICE_SID_PROFID_TCAM_RSS:
2963 case ICE_SID_PROFID_TCAM_ACL:
2964 pid = (struct ice_prof_id_section *)sect;
2965 src = (u8 *)pid->entry;
2966 sect_len = LE16_TO_CPU(pid->count) *
2967 sizeof(*hw->blk[block_id].prof.t);
2968 dst = (u8 *)hw->blk[block_id].prof.t;
2969 dst_len = hw->blk[block_id].prof.count *
2970 sizeof(*hw->blk[block_id].prof.t);
2972 case ICE_SID_PROFID_REDIR_FD:
2973 case ICE_SID_PROFID_REDIR_RSS:
2974 case ICE_SID_PROFID_REDIR_ACL:
2975 pr = (struct ice_prof_redir_section *)sect;
2976 src = pr->redir_value;
2977 sect_len = LE16_TO_CPU(pr->count) *
2978 sizeof(*hw->blk[block_id].prof_redir.t);
2979 dst = hw->blk[block_id].prof_redir.t;
2980 dst_len = hw->blk[block_id].prof_redir.count *
2981 sizeof(*hw->blk[block_id].prof_redir.t);
2983 case ICE_SID_FLD_VEC_FD:
2984 case ICE_SID_FLD_VEC_RSS:
2985 case ICE_SID_FLD_VEC_ACL:
2986 es = (struct ice_sw_fv_section *)sect;
2988 sect_len = LE16_TO_CPU(es->count) *
2989 sizeof(*hw->blk[block_id].prof_redir.t);
2990 dst = (u8 *)hw->blk[block_id].es.t;
2991 dst_len = hw->blk[block_id].es.count *
2992 sizeof(*hw->blk[block_id].es.t);
2998 /* if the section offset exceeds destination length, terminate
3001 if (offset > dst_len)
3004 /* if the sum of section size and offset exceed destination size
3005 * then we are out of bounds of the Hw table size for that PF.
3006 * Changing section length to fill the remaining table space
3009 if ((offset + sect_len) > dst_len)
3010 sect_len = dst_len - offset;
3012 ice_memcpy(dst + offset, src, sect_len, ICE_NONDMA_TO_NONDMA);
3014 sect = ice_pkg_enum_section(NULL, &state, sid);
3019 * ice_fill_blk_tbls - Read package content for tables of a block
3020 * @hw: pointer to the hardware structure
3021 * @block_id: The block ID which contains the tables to be copied
3023 * Reads the current package contents and populates the driver
3024 * database with the data it contains to allow for advanced driver
3027 static void ice_fill_blk_tbls(struct ice_hw *hw, enum ice_block block_id)
3029 ice_fill_tbl(hw, block_id, hw->blk[block_id].xlt1.sid);
3030 ice_fill_tbl(hw, block_id, hw->blk[block_id].xlt2.sid);
3031 ice_fill_tbl(hw, block_id, hw->blk[block_id].prof.sid);
3032 ice_fill_tbl(hw, block_id, hw->blk[block_id].prof_redir.sid);
3033 ice_fill_tbl(hw, block_id, hw->blk[block_id].es.sid);
3037 * ice_free_flow_profs - free flow profile entries
3038 * @hw: pointer to the hardware structure
3040 static void ice_free_flow_profs(struct ice_hw *hw)
3044 for (i = 0; i < ICE_BLK_COUNT; i++) {
3045 struct ice_flow_prof *p, *tmp;
3047 if (!&hw->fl_profs[i])
3050 /* This call is being made as part of resource deallocation
3051 * during unload. Lock acquire and release will not be
3054 LIST_FOR_EACH_ENTRY_SAFE(p, tmp, &hw->fl_profs[i],
3055 ice_flow_prof, l_entry) {
3056 struct ice_flow_entry *e, *t;
3058 LIST_FOR_EACH_ENTRY_SAFE(e, t, &p->entries,
3059 ice_flow_entry, l_entry)
3060 ice_flow_rem_entry(hw, ICE_FLOW_ENTRY_HNDL(e));
3062 LIST_DEL(&p->l_entry);
3064 ice_free(hw, p->acts);
3068 ice_destroy_lock(&hw->fl_profs_locks[i]);
3073 * ice_free_prof_map - frees the profile map
3074 * @hw: pointer to the hardware structure
3075 * @blk: the hw block which contains the profile map to be freed
3077 static void ice_free_prof_map(struct ice_hw *hw, enum ice_block blk)
3079 struct ice_prof_map *del, *tmp;
3081 if (LIST_EMPTY(&hw->blk[blk].es.prof_map))
3084 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &hw->blk[blk].es.prof_map,
3085 ice_prof_map, list) {
3086 LIST_DEL(&del->list);
3092 * ice_free_vsig_tbl - free complete VSIG table entries
3093 * @hw: pointer to the hardware structure
3094 * @blk: the hw block on which to free the VSIG table entries
3096 static void ice_free_vsig_tbl(struct ice_hw *hw, enum ice_block blk)
3100 if (!hw->blk[blk].xlt2.vsig_tbl)
3103 for (i = 1; i < ICE_MAX_VSIGS; i++)
3104 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use)
3105 ice_vsig_free(hw, blk, i);
3109 * ice_free_hw_tbls - free hardware table memory
3110 * @hw: pointer to the hardware structure
3112 void ice_free_hw_tbls(struct ice_hw *hw)
3116 for (i = 0; i < ICE_BLK_COUNT; i++) {
3117 ice_free_prof_map(hw, (enum ice_block)i);
3118 ice_free_vsig_tbl(hw, (enum ice_block)i);
3119 ice_free(hw, hw->blk[i].xlt1.ptypes);
3120 ice_free(hw, hw->blk[i].xlt1.ptg_tbl);
3121 ice_free(hw, hw->blk[i].xlt1.t);
3122 ice_free(hw, hw->blk[i].xlt2.t);
3123 ice_free(hw, hw->blk[i].xlt2.vsig_tbl);
3124 ice_free(hw, hw->blk[i].xlt2.vsis);
3125 ice_free(hw, hw->blk[i].prof.t);
3126 ice_free(hw, hw->blk[i].prof_redir.t);
3127 ice_free(hw, hw->blk[i].es.t);
3128 ice_free(hw, hw->blk[i].es.ref_count);
3130 ice_free(hw, hw->blk[i].es.resource_used_hack);
3131 ice_free(hw, hw->blk[i].prof.resource_used_hack);
3134 ice_memset(hw->blk, 0, sizeof(hw->blk), ICE_NONDMA_MEM);
3136 ice_free_flow_profs(hw);
3140 * ice_init_flow_profs - init flow profile locks and list heads
3141 * @hw: pointer to the hardware structure
3143 static void ice_init_flow_profs(struct ice_hw *hw)
3147 for (i = 0; i < ICE_BLK_COUNT; i++) {
3148 ice_init_lock(&hw->fl_profs_locks[i]);
3149 INIT_LIST_HEAD(&hw->fl_profs[i]);
3154 * ice_init_sw_xlt1_db - init software xlt1 database from hw tables
3155 * @hw: pointer to the hardware structure
3156 * @blk: the hw block to initialize
3159 void ice_init_sw_xlt1_db(struct ice_hw *hw, enum ice_block blk)
3163 for (pt = 0; pt < hw->blk[blk].xlt1.count; pt++) {
3166 ptg = hw->blk[blk].xlt1.t[pt];
3167 if (ptg != ICE_DEFAULT_PTG) {
3168 ice_ptg_alloc_val(hw, blk, ptg);
3169 ice_ptg_add_mv_ptype(hw, blk, pt, ptg);
3175 * ice_init_sw_xlt2_db - init software xlt2 database from hw tables
3176 * @hw: pointer to the hardware structure
3177 * @blk: the hw block to initialize
3180 void ice_init_sw_xlt2_db(struct ice_hw *hw, enum ice_block blk)
3184 for (vsi = 0; vsi < hw->blk[blk].xlt2.count; vsi++) {
3187 vsig = hw->blk[blk].xlt2.t[vsi];
3189 ice_vsig_alloc_val(hw, blk, vsig);
3190 ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
3191 /* no changes at this time, since this has been
3192 * initialized from the original package
3194 hw->blk[blk].xlt2.vsis[vsi].changed = 0;
3200 * ice_init_sw_db - init software database from hw tables
3201 * @hw: pointer to the hardware structure
3204 void ice_init_sw_db(struct ice_hw *hw)
3208 for (i = 0; i < ICE_BLK_COUNT; i++) {
3209 ice_init_sw_xlt1_db(hw, (enum ice_block)i);
3210 ice_init_sw_xlt2_db(hw, (enum ice_block)i);
3215 * ice_init_hw_tbls - init hardware table memory
3216 * @hw: pointer to the hardware structure
3218 enum ice_status ice_init_hw_tbls(struct ice_hw *hw)
3222 ice_init_flow_profs(hw);
3224 for (i = 0; i < ICE_BLK_COUNT; i++) {
3225 struct ice_prof_redir *prof_redir = &hw->blk[i].prof_redir;
3226 struct ice_prof_tcam *prof = &hw->blk[i].prof;
3227 struct ice_xlt1 *xlt1 = &hw->blk[i].xlt1;
3228 struct ice_xlt2 *xlt2 = &hw->blk[i].xlt2;
3229 struct ice_es *es = &hw->blk[i].es;
3231 hw->blk[i].overwrite = blk_sizes[i].overwrite;
3232 es->reverse = blk_sizes[i].reverse;
3234 xlt1->sid = ice_blk_sids[i][ICE_SID_XLT1_OFF];
3235 xlt1->count = blk_sizes[i].xlt1;
3237 xlt1->ptypes = (struct ice_ptg_ptype *)
3238 ice_calloc(hw, xlt1->count, sizeof(*xlt1->ptypes));
3243 xlt1->ptg_tbl = (struct ice_ptg_entry *)
3244 ice_calloc(hw, ICE_MAX_PTGS, sizeof(*xlt1->ptg_tbl));
3249 xlt1->t = (u8 *)ice_calloc(hw, xlt1->count, sizeof(*xlt1->t));
3253 xlt2->sid = ice_blk_sids[i][ICE_SID_XLT2_OFF];
3254 xlt2->count = blk_sizes[i].xlt2;
3256 xlt2->vsis = (struct ice_vsig_vsi *)
3257 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsis));
3262 xlt2->vsig_tbl = (struct ice_vsig_entry *)
3263 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsig_tbl));
3264 if (!xlt2->vsig_tbl)
3267 xlt2->t = (u16 *)ice_calloc(hw, xlt2->count, sizeof(*xlt2->t));
3271 prof->sid = ice_blk_sids[i][ICE_SID_PR_OFF];
3272 prof->count = blk_sizes[i].prof_tcam;
3273 prof->max_prof_id = blk_sizes[i].prof_id;
3274 prof->cdid_bits = blk_sizes[i].prof_cdid_bits;
3275 prof->t = (struct ice_prof_tcam_entry *)
3276 ice_calloc(hw, prof->count, sizeof(*prof->t));
3281 prof_redir->sid = ice_blk_sids[i][ICE_SID_PR_REDIR_OFF];
3282 prof_redir->count = blk_sizes[i].prof_redir;
3283 prof_redir->t = (u8 *)ice_calloc(hw, prof_redir->count,
3284 sizeof(*prof_redir->t));
3289 es->sid = ice_blk_sids[i][ICE_SID_ES_OFF];
3290 es->count = blk_sizes[i].es;
3291 es->fvw = blk_sizes[i].fvw;
3292 es->t = (struct ice_fv_word *)
3293 ice_calloc(hw, es->count * es->fvw, sizeof(*es->t));
3298 es->ref_count = (u16 *)
3299 ice_calloc(hw, es->count, sizeof(*es->ref_count));
3304 es->resource_used_hack = (u8 *)
3305 ice_calloc(hw, hw->blk[i].es.count, sizeof(u8));
3307 if (!es->resource_used_hack)
3310 prof->resource_used_hack = (u8 *)ice_calloc(hw, prof->count,
3313 if (!prof->resource_used_hack)
3316 INIT_LIST_HEAD(&es->prof_map);
3318 /* Now that tables are allocated, read in package data */
3319 ice_fill_blk_tbls(hw, (enum ice_block)i);
3327 ice_free_hw_tbls(hw);
3328 return ICE_ERR_NO_MEMORY;
3332 * ice_prof_gen_key - generate profile id key
3333 * @hw: pointer to the hw struct
3334 * @blk: the block in which to write profile id to
3335 * @ptg: packet type group (PTG) portion of key
3336 * @vsig: VSIG portion of key
3337 * @cdid: cdid portion of key
3338 * @flags: flag portion of key
3339 * @vl_msk: valid mask
3340 * @dc_msk: don't care mask
3341 * @nm_msk: never match mask
3342 * @key: output of profile id key
3344 static enum ice_status
3345 ice_prof_gen_key(struct ice_hw *hw, enum ice_block blk, u8 ptg, u16 vsig,
3346 u8 cdid, u16 flags, u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3347 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ], u8 nm_msk[ICE_TCAM_KEY_VAL_SZ],
3348 u8 key[ICE_TCAM_KEY_SZ])
3350 struct ice_prof_id_key inkey;
3353 inkey.xlt2_cdid = CPU_TO_LE16(vsig);
3354 inkey.flags = CPU_TO_LE16(flags);
3356 switch (hw->blk[blk].prof.cdid_bits) {
3360 #define ICE_CD_2_M 0xC000U
3361 #define ICE_CD_2_S 14
3362 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_2_M);
3363 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_2_S);
3366 #define ICE_CD_4_M 0xF000U
3367 #define ICE_CD_4_S 12
3368 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_4_M);
3369 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_4_S);
3372 #define ICE_CD_8_M 0xFF00U
3373 #define ICE_CD_8_S 16
3374 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_8_M);
3375 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_8_S);
3378 ice_debug(hw, ICE_DBG_PKG, "Error in profile config\n");
3382 return ice_set_key(key, ICE_TCAM_KEY_SZ, (u8 *)&inkey, vl_msk, dc_msk,
3383 nm_msk, 0, ICE_TCAM_KEY_SZ / 2);
3387 * ice_tcam_write_entry - write tcam entry
3388 * @hw: pointer to the hw struct
3389 * @blk: the block in which to write profile id to
3390 * @idx: the entry index to write to
3391 * @prof_id: profile id
3392 * @ptg: packet type group (PTG) portion of key
3393 * @vsig: VSIG portion of key
3394 * @cdid: cdid portion of key
3395 * @flags: flag portion of key
3396 * @vl_msk: valid mask
3397 * @dc_msk: don't care mask
3398 * @nm_msk: never match mask
3400 static enum ice_status
3401 ice_tcam_write_entry(struct ice_hw *hw, enum ice_block blk, u16 idx,
3402 u8 prof_id, u8 ptg, u16 vsig, u8 cdid, u16 flags,
3403 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3404 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ],
3405 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ])
3407 struct ice_prof_tcam_entry;
3408 enum ice_status status;
3410 status = ice_prof_gen_key(hw, blk, ptg, vsig, cdid, flags, vl_msk,
3411 dc_msk, nm_msk, hw->blk[blk].prof.t[idx].key);
3413 hw->blk[blk].prof.t[idx].addr = CPU_TO_LE16(idx);
3414 hw->blk[blk].prof.t[idx].prof_id = prof_id;
3421 * ice_vsig_get_ref - returns number of vsis belong to a VSIG
3422 * @hw: pointer to the hardware structure
3424 * @vsig: VSIG to query
3425 * @refs: pointer to variable to receive the reference count
3427 static enum ice_status
3428 ice_vsig_get_ref(struct ice_hw *hw, enum ice_block blk, u16 vsig, u16 *refs)
3430 u16 idx = vsig & ICE_VSIG_IDX_M;
3431 struct ice_vsig_vsi *ptr;
3434 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
3435 return ICE_ERR_DOES_NOT_EXIST;
3437 ptr = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
3440 ptr = ptr->next_vsi;
3447 * ice_get_ptg - get or allocate a ptg for a ptype
3448 * @hw: pointer to the hardware structure
3450 * @ptype: the ptype to retrieve the PTG for
3451 * @ptg: receives the PTG of the ptype
3452 * @add: receive boolean indicating whether PTG was added or not
3454 static enum ice_status
3455 ice_get_ptg(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg,
3458 enum ice_status status;
3460 *ptg = ICE_DEFAULT_PTG;
3463 status = ice_ptg_find_ptype(hw, blk, ptype, ptg);
3467 if (*ptg == ICE_DEFAULT_PTG) {
3468 /* need to allocate a PTG, and add ptype to it */
3469 *ptg = ice_ptg_alloc(hw, blk);
3470 if (*ptg == ICE_DEFAULT_PTG)
3471 return ICE_ERR_HW_TABLE;
3473 status = ice_ptg_add_mv_ptype(hw, blk, ptype, *ptg);
3475 return ICE_ERR_HW_TABLE;
3484 * ice_has_prof_vsig - check to see if VSIG has a specific profile
3485 * @hw: pointer to the hardware structure
3487 * @vsig: VSIG to check against
3488 * @hdl: profile handle
3491 ice_has_prof_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl)
3493 u16 idx = vsig & ICE_VSIG_IDX_M;
3494 struct ice_vsig_prof *ent;
3496 LIST_FOR_EACH_ENTRY(ent, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
3497 ice_vsig_prof, list) {
3498 if (ent->profile_cookie == hdl)
3502 ice_debug(hw, ICE_DBG_INIT,
3503 "Characteristic list for vsi group %d not found.\n",
3509 * ice_prof_bld_es - build profile id extraction sequence changes
3510 * @hw: pointer to the hw struct
3511 * @blk: hardware block
3512 * @bld: the update package buffer build to add to
3513 * @chgs: the list of changes to make in hardware
3515 static enum ice_status
3516 ice_prof_bld_es(struct ice_hw *hw, enum ice_block blk,
3517 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3519 u16 vec_size = hw->blk[blk].es.fvw * sizeof(struct ice_fv_word);
3520 struct ice_chs_chg *tmp;
3522 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3523 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_prof) {
3524 u16 off = tmp->prof_id * hw->blk[blk].es.fvw;
3525 struct ice_pkg_es *p;
3528 id = ice_sect_id(blk, ICE_VEC_TBL);
3529 p = (struct ice_pkg_es *)
3530 ice_pkg_buf_alloc_section(bld, id, sizeof(*p) +
3535 return ICE_ERR_MAX_LIMIT;
3537 p->count = CPU_TO_LE16(1);
3538 p->offset = CPU_TO_LE16(tmp->prof_id);
3540 ice_memcpy(p->es, &hw->blk[blk].es.t[off], vec_size,
3541 ICE_NONDMA_TO_NONDMA);
3549 * ice_prof_bld_tcam - build profile id tcam changes
3550 * @hw: pointer to the hw struct
3551 * @blk: hardware block
3552 * @bld: the update package buffer build to add to
3553 * @chgs: the list of changes to make in hardware
3555 static enum ice_status
3556 ice_prof_bld_tcam(struct ice_hw *hw, enum ice_block blk,
3557 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3559 struct ice_chs_chg *tmp;
3561 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3562 if ((tmp->type == ICE_TCAM_ADD && tmp->add_tcam_idx) ||
3563 tmp->type == ICE_TCAM_REM) {
3564 struct ice_prof_id_section *p;
3567 id = ice_sect_id(blk, ICE_PROF_TCAM);
3568 p = (struct ice_prof_id_section *)
3569 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3572 return ICE_ERR_MAX_LIMIT;
3574 p->count = CPU_TO_LE16(1);
3575 p->entry[0].addr = CPU_TO_LE16(tmp->tcam_idx);
3576 p->entry[0].prof_id = tmp->prof_id;
3578 ice_memcpy(p->entry[0].key,
3579 &hw->blk[blk].prof.t[tmp->tcam_idx].key,
3580 sizeof(hw->blk[blk].prof.t->key),
3581 ICE_NONDMA_TO_NONDMA);
3589 * ice_prof_bld_xlt1 - build xlt1 changes
3590 * @blk: hardware block
3591 * @bld: the update package buffer build to add to
3592 * @chgs: the list of changes to make in hardware
3594 static enum ice_status
3595 ice_prof_bld_xlt1(enum ice_block blk, struct ice_buf_build *bld,
3596 struct LIST_HEAD_TYPE *chgs)
3598 struct ice_chs_chg *tmp;
3600 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3601 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_ptg) {
3602 struct ice_xlt1_section *p;
3605 id = ice_sect_id(blk, ICE_XLT1);
3606 p = (struct ice_xlt1_section *)
3607 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3610 return ICE_ERR_MAX_LIMIT;
3612 p->count = CPU_TO_LE16(1);
3613 p->offset = CPU_TO_LE16(tmp->ptype);
3614 p->value[0] = tmp->ptg;
3622 * ice_prof_bld_xlt2 - build xlt2 changes
3623 * @blk: hardware block
3624 * @bld: the update package buffer build to add to
3625 * @chgs: the list of changes to make in hardware
3627 static enum ice_status
3628 ice_prof_bld_xlt2(enum ice_block blk, struct ice_buf_build *bld,
3629 struct LIST_HEAD_TYPE *chgs)
3631 struct ice_chs_chg *tmp;
3633 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3636 if (tmp->type == ICE_VSIG_ADD)
3638 else if (tmp->type == ICE_VSI_MOVE)
3640 else if (tmp->type == ICE_VSIG_REM)
3644 struct ice_xlt2_section *p;
3647 id = ice_sect_id(blk, ICE_XLT2);
3648 p = (struct ice_xlt2_section *)
3649 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3652 return ICE_ERR_MAX_LIMIT;
3654 p->count = CPU_TO_LE16(1);
3655 p->offset = CPU_TO_LE16(tmp->vsi);
3656 p->value[0] = CPU_TO_LE16(tmp->vsig);
3664 * ice_upd_prof_hw - update hardware using the change list
3665 * @hw: pointer to the hw struct
3666 * @blk: hardware block
3667 * @chgs: the list of changes to make in hardware
3669 static enum ice_status
3670 ice_upd_prof_hw(struct ice_hw *hw, enum ice_block blk,
3671 struct LIST_HEAD_TYPE *chgs)
3673 struct ice_buf_build *b;
3674 struct ice_chs_chg *tmp;
3675 enum ice_status status;
3683 /* count number of sections we need */
3684 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3685 switch (tmp->type) {
3686 case ICE_PTG_ES_ADD:
3705 sects = xlt1 + xlt2 + tcam + es;
3710 /* Build update package buffer */
3711 b = ice_pkg_buf_alloc(hw);
3713 return ICE_ERR_NO_MEMORY;
3715 status = ice_pkg_buf_reserve_section(b, sects);
3719 /* Preserve order of table update: ES, TCAM, PTG, VSIG */
3721 status = ice_prof_bld_es(hw, blk, b, chgs);
3727 status = ice_prof_bld_tcam(hw, blk, b, chgs);
3733 status = ice_prof_bld_xlt1(blk, b, chgs);
3739 status = ice_prof_bld_xlt2(blk, b, chgs);
3744 /* After package buffer build check if the section count in buffer is
3745 * non-zero and matches the number of sections detected for package
3748 pkg_sects = ice_pkg_buf_get_active_sections(b);
3749 if (!pkg_sects || pkg_sects != sects) {
3750 status = ICE_ERR_INVAL_SIZE;
3754 /* update package */
3755 status = ice_update_pkg(hw, ice_pkg_buf(b), 1);
3756 if (status == ICE_ERR_AQ_ERROR)
3757 ice_debug(hw, ICE_DBG_INIT, "Unable to update HW profile.");
3760 ice_pkg_buf_free(hw, b);
3765 * ice_add_prof - add profile
3766 * @hw: pointer to the hw struct
3767 * @blk: hardware block
3768 * @id: profile tracking id
3769 * @ptypes: array of bitmaps indicating ptypes (ICE_FLOW_PTYPE_MAX bits)
3770 * @es: extraction sequence (length of array is determined by the block)
3772 * This function registers a profile, which matches a set of PTYPES with a
3773 * particular extraction sequence. While the hardware profile is allocated
3774 * it will not be written until the first call to ice_add_flow that specifies
3775 * the id value used here.
3778 ice_add_prof(struct ice_hw *hw, enum ice_block blk, u64 id, u8 ptypes[],
3779 struct ice_fv_word *es)
3781 u32 bytes = DIVIDE_AND_ROUND_UP(ICE_FLOW_PTYPE_MAX, BITS_PER_BYTE);
3782 struct ice_prof_map *prof;
3783 enum ice_status status;
3787 /* search for existing profile */
3788 status = ice_find_prof_id(hw, blk, es, &prof_id);
3790 /* allocate profile id */
3791 status = ice_alloc_prof_id(hw, blk, &prof_id);
3793 goto err_ice_add_prof;
3795 /* and write new es */
3796 ice_write_es(hw, blk, prof_id, es);
3799 /* add profile info */
3801 prof = (struct ice_prof_map *)ice_malloc(hw, sizeof(*prof));
3803 goto err_ice_add_prof;
3805 prof->profile_cookie = id;
3806 prof->prof_id = prof_id;
3807 prof->ptype_count = 0;
3810 /* build list of ptgs */
3811 while (bytes && prof->ptype_count < ICE_MAX_PTYPE_PER_PROFILE) {
3814 if (!ptypes[byte]) {
3819 /* Examine 8 bits per byte */
3820 for (bit = 0; bit < 8; bit++) {
3821 if (ptypes[byte] & 1 << bit) {
3825 ptype = byte * 8 + bit;
3826 if (ptype < ICE_FLOW_PTYPE_MAX) {
3827 prof->ptype[prof->ptype_count] = ptype;
3829 if (++prof->ptype_count >=
3830 ICE_MAX_PTYPE_PER_PROFILE)
3834 /* nothing left in byte, then exit */
3835 m = ~((1 << (bit + 1)) - 1);
3836 if (!(ptypes[byte] & m))
3844 LIST_ADD(&prof->list, &hw->blk[blk].es.prof_map);
3853 * ice_search_prof_id - Search for a profile tracking ID
3854 * @hw: pointer to the hw struct
3855 * @blk: hardware block
3856 * @id: profile tracking ID
3858 * This will search for a profile tracking ID which was previously added.
3860 struct ice_prof_map *
3861 ice_search_prof_id(struct ice_hw *hw, enum ice_block blk, u64 id)
3863 struct ice_prof_map *entry = NULL;
3864 struct ice_prof_map *map;
3866 LIST_FOR_EACH_ENTRY(map, &hw->blk[blk].es.prof_map, ice_prof_map,
3868 if (map->profile_cookie == id) {
3878 * ice_set_prof_context - Set context for a given profile
3879 * @hw: pointer to the hw struct
3880 * @blk: hardware block
3881 * @id: profile tracking ID
3884 struct ice_prof_map *
3885 ice_set_prof_context(struct ice_hw *hw, enum ice_block blk, u64 id, u64 cntxt)
3887 struct ice_prof_map *entry;
3889 entry = ice_search_prof_id(hw, blk, id);
3891 entry->context = cntxt;
3897 * ice_get_prof_context - Get context for a given profile
3898 * @hw: pointer to the hw struct
3899 * @blk: hardware block
3900 * @id: profile tracking ID
3901 * @cntxt: pointer to variable to receive the context
3903 struct ice_prof_map *
3904 ice_get_prof_context(struct ice_hw *hw, enum ice_block blk, u64 id, u64 *cntxt)
3906 struct ice_prof_map *entry;
3908 entry = ice_search_prof_id(hw, blk, id);
3910 *cntxt = entry->context;
3916 * ice_vsig_prof_id_count - count profiles in a VSIG
3917 * @hw: pointer to the hw struct
3918 * @blk: hardware block
3919 * @vsig: VSIG to remove the profile from
3922 ice_vsig_prof_id_count(struct ice_hw *hw, enum ice_block blk, u16 vsig)
3924 u16 idx = vsig & ICE_VSIG_IDX_M, count = 0;
3925 struct ice_vsig_prof *p;
3927 LIST_FOR_EACH_ENTRY(p, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
3928 ice_vsig_prof, list) {
3936 * ice_rel_tcam_idx - release a tcam index
3937 * @hw: pointer to the hw struct
3938 * @blk: hardware block
3939 * @idx: the index to release
3941 static enum ice_status
3942 ice_rel_tcam_idx(struct ice_hw *hw, enum ice_block blk, u16 idx)
3944 /* Masks to invoke a never match entry */
3945 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
3946 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFE, 0xFF, 0xFF, 0xFF, 0xFF };
3947 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
3948 enum ice_status status;
3950 /* write the tcam entry */
3951 status = ice_tcam_write_entry(hw, blk, idx, 0, 0, 0, 0, 0, vl_msk,
3956 /* release the tcam entry */
3957 status = ice_free_tcam_ent(hw, blk, idx);
3963 * ice_rem_prof_id - remove one profile from a VSIG
3964 * @hw: pointer to the hw struct
3965 * @blk: hardware block
3966 * @vsig: VSIG to remove the profile from
3967 * @prof: pointer to profile structure to remove
3968 * @chg: pointer to list to record changes
3970 static enum ice_status
3971 ice_rem_prof_id(struct ice_hw *hw, enum ice_block blk, u16 vsig,
3972 struct ice_vsig_prof *prof, struct LIST_HEAD_TYPE *chg)
3974 enum ice_status status;
3975 struct ice_chs_chg *p;
3978 for (i = 0; i < prof->tcam_count; i++) {
3979 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
3981 goto err_ice_rem_prof_id;
3983 p->type = ICE_TCAM_REM;
3985 p->prof_id = prof->tcam[i].prof_id;
3986 p->tcam_idx = prof->tcam[i].tcam_idx;
3988 p->ptg = prof->tcam[i].ptg;
3989 prof->tcam[i].in_use = false;
3990 p->orig_ent = hw->blk[blk].prof.t[p->tcam_idx];
3991 status = ice_rel_tcam_idx(hw, blk, p->tcam_idx);
3993 status = ice_prof_dec_ref(hw, blk, p->prof_id);
3995 LIST_ADD(&p->list_entry, chg);
3998 goto err_ice_rem_prof_id;
4003 err_ice_rem_prof_id:
4004 /* caller will clean up the change list */
4005 return ICE_ERR_NO_MEMORY;
4009 * ice_rem_vsig - remove VSIG
4010 * @hw: pointer to the hw struct
4011 * @blk: hardware block
4012 * @vsig: the VSIG to remove
4013 * @chg: the change list
4015 static enum ice_status
4016 ice_rem_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4017 struct LIST_HEAD_TYPE *chg)
4019 u16 idx = vsig & ICE_VSIG_IDX_M;
4020 struct ice_vsig_vsi *vsi_cur;
4021 struct ice_vsig_prof *d, *t;
4022 enum ice_status status;
4024 /* remove TCAM entries */
4025 LIST_FOR_EACH_ENTRY_SAFE(d, t,
4026 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4027 ice_vsig_prof, list) {
4028 status = ice_rem_prof_id(hw, blk, vsig, d, chg);
4030 goto err_ice_rem_vsig;
4036 /* Move all VSIS associated with this VSIG to the default VSIG */
4037 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
4042 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
4043 struct ice_chs_chg *p;
4045 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4047 goto err_ice_rem_vsig;
4049 p->type = ICE_VSIG_REM;
4050 p->orig_vsig = vsig;
4051 p->vsig = ICE_DEFAULT_VSIG;
4052 p->vsi = vsi_cur - hw->blk[blk].xlt2.vsis;
4054 LIST_ADD(&p->list_entry, chg);
4056 status = ice_vsig_free(hw, blk, vsig);
4066 /* the caller will free up the change list */
4067 return ICE_ERR_NO_MEMORY;
4071 * ice_rem_prof_id_vsig - remove a specific profile from a VSIG
4072 * @hw: pointer to the hw struct
4073 * @blk: hardware block
4074 * @vsig: VSIG to remove the profile from
4075 * @hdl: profile handle indicating which profile to remove
4076 * @chg: list to receive a record of changes
4078 static enum ice_status
4079 ice_rem_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
4080 struct LIST_HEAD_TYPE *chg)
4082 u16 idx = vsig & ICE_VSIG_IDX_M;
4083 struct ice_vsig_prof *p, *t;
4084 enum ice_status status;
4086 LIST_FOR_EACH_ENTRY_SAFE(p, t,
4087 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4088 ice_vsig_prof, list) {
4089 if (p->profile_cookie == hdl) {
4090 if (ice_vsig_prof_id_count(hw, blk, vsig) == 1)
4091 /* this is the last profile, remove the VSIG */
4092 return ice_rem_vsig(hw, blk, vsig, chg);
4094 status = ice_rem_prof_id(hw, blk, vsig, p, chg);
4103 return ICE_ERR_DOES_NOT_EXIST;
4107 * ice_rem_flow_all - remove all flows with a particular profile
4108 * @hw: pointer to the hw struct
4109 * @blk: hardware block
4110 * @id: profile tracking ID
4112 static enum ice_status
4113 ice_rem_flow_all(struct ice_hw *hw, enum ice_block blk, u64 id)
4115 struct ice_chs_chg *del, *tmp;
4116 struct LIST_HEAD_TYPE chg;
4117 enum ice_status status;
4120 INIT_LIST_HEAD(&chg);
4122 for (i = 1; i < ICE_MAX_VSIGS; i++) {
4123 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use) {
4124 if (ice_has_prof_vsig(hw, blk, i, id)) {
4125 status = ice_rem_prof_id_vsig(hw, blk, i, id,
4128 goto err_ice_rem_flow_all;
4133 status = ice_upd_prof_hw(hw, blk, &chg);
4135 err_ice_rem_flow_all:
4136 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
4137 LIST_DEL(&del->list_entry);
4145 * ice_rem_prof - remove profile
4146 * @hw: pointer to the hw struct
4147 * @blk: hardware block
4148 * @id: profile tracking ID
4150 * This will remove the profile specified by the id parameter, which was
4151 * previously created through ice_add_prof. If any existing entries
4152 * are associated with this profile, they will be removed as well.
4154 enum ice_status ice_rem_prof(struct ice_hw *hw, enum ice_block blk, u64 id)
4156 enum ice_status status;
4157 struct ice_prof_map *pmap;
4159 pmap = ice_search_prof_id(hw, blk, id);
4161 return ICE_ERR_DOES_NOT_EXIST;
4163 status = ice_free_prof_id(hw, blk, pmap->prof_id);
4168 /* remove all flows with this profile */
4169 status = ice_rem_flow_all(hw, blk, pmap->profile_cookie);
4172 LIST_DEL(&pmap->list);
4179 * ice_get_prof_ptgs - get ptgs for profile
4180 * @hw: pointer to the hw struct
4181 * @blk: hardware block
4182 * @hdl: profile handle
4185 static enum ice_status
4186 ice_get_prof_ptgs(struct ice_hw *hw, enum ice_block blk, u64 hdl,
4187 struct LIST_HEAD_TYPE *chg)
4189 struct ice_prof_map *map;
4190 struct ice_chs_chg *p;
4193 /* Get the details on the profile specified by the handle id */
4194 map = ice_search_prof_id(hw, blk, hdl);
4196 return ICE_ERR_DOES_NOT_EXIST;
4198 for (i = 0; i < map->ptype_count; i++) {
4199 enum ice_status status;
4203 status = ice_get_ptg(hw, blk, map->ptype[i], &ptg, &add);
4205 goto err_ice_get_prof_ptgs;
4207 if (add || !hw->blk[blk].es.ref_count[map->prof_id]) {
4208 /* add PTG to change list */
4209 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4211 goto err_ice_get_prof_ptgs;
4213 p->type = ICE_PTG_ES_ADD;
4214 p->ptype = map->ptype[i];
4218 p->add_prof = !hw->blk[blk].es.ref_count[map->prof_id];
4219 p->prof_id = map->prof_id;
4221 LIST_ADD(&p->list_entry, chg);
4227 err_ice_get_prof_ptgs:
4228 /* let caller clean up the change list */
4229 return ICE_ERR_NO_MEMORY;
4233 * ice_get_profs_vsig - get a copy of the list of profiles from a VSIG
4234 * @hw: pointer to the hw struct
4235 * @blk: hardware block
4236 * @vsig: VSIG from which to copy the list
4239 * This routine makes a copy of the list of profiles in the specified VSIG.
4241 static enum ice_status
4242 ice_get_profs_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4243 struct LIST_HEAD_TYPE *lst)
4245 struct ice_vsig_prof *ent1, *ent2;
4246 u16 idx = vsig & ICE_VSIG_IDX_M;
4248 LIST_FOR_EACH_ENTRY(ent1, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4249 ice_vsig_prof, list) {
4250 struct ice_vsig_prof *p;
4252 /* copy to the input list */
4253 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
4255 goto err_ice_get_profs_vsig;
4257 ice_memcpy(p, ent1, sizeof(*p), ICE_NONDMA_TO_NONDMA);
4259 LIST_ADD(&p->list, lst);
4264 err_ice_get_profs_vsig:
4265 LIST_FOR_EACH_ENTRY_SAFE(ent1, ent2, lst, ice_vsig_prof, list) {
4266 LIST_DEL(&ent1->list);
4270 return ICE_ERR_NO_MEMORY;
4274 * ice_add_prof_to_lst - add profile entry to a list
4275 * @hw: pointer to the hw struct
4276 * @blk: hardware block
4277 * @lst: the list to be added to
4278 * @hdl: profile handle of entry to add
4280 static enum ice_status
4281 ice_add_prof_to_lst(struct ice_hw *hw, enum ice_block blk,
4282 struct LIST_HEAD_TYPE *lst, u64 hdl)
4284 struct ice_vsig_prof *p;
4285 struct ice_prof_map *map;
4288 map = ice_search_prof_id(hw, blk, hdl);
4290 return ICE_ERR_DOES_NOT_EXIST;
4292 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
4294 return ICE_ERR_NO_MEMORY;
4296 p->profile_cookie = map->profile_cookie;
4297 p->prof_id = map->prof_id;
4298 p->tcam_count = map->ptype_count;
4300 for (i = 0; i < map->ptype_count; i++) {
4301 enum ice_status status;
4304 p->tcam[i].prof_id = map->prof_id;
4305 p->tcam[i].tcam_idx = ICE_INVALID_TCAM;
4307 status = ice_ptg_find_ptype(hw, blk, map->ptype[i], &ptg);
4313 p->tcam[i].ptg = ptg;
4316 LIST_ADD(&p->list, lst);
4322 * ice_move_vsi - move VSI to another VSIG
4323 * @hw: pointer to the hw struct
4324 * @blk: hardware block
4325 * @vsi: the VSI to move
4326 * @vsig: the VSIG to move the VSI to
4327 * @chg: the change list
4329 static enum ice_status
4330 ice_move_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig,
4331 struct LIST_HEAD_TYPE *chg)
4333 enum ice_status status;
4334 struct ice_chs_chg *p;
4337 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4339 return ICE_ERR_NO_MEMORY;
4341 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
4343 status = ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
4349 p->type = ICE_VSI_MOVE;
4351 p->orig_vsig = orig_vsig;
4354 LIST_ADD(&p->list_entry, chg);
4360 * ice_prof_tcam_ena_dis - add enable or disable tcam change
4361 * @hw: pointer to the hw struct
4362 * @blk: hardware block
4363 * @enable: true to enable, false to disable
4364 * @vsig: the vsig of the tcam entry
4365 * @tcam: pointer the tcam info structure of the tcam to disable
4366 * @chg: the change list
4368 * This function appends an enable or disable tcam entry in the change log
4370 static enum ice_status
4371 ice_prof_tcam_ena_dis(struct ice_hw *hw, enum ice_block blk, bool enable,
4372 u16 vsig, struct ice_tcam_inf *tcam,
4373 struct LIST_HEAD_TYPE *chg)
4375 enum ice_status status;
4376 struct ice_chs_chg *p;
4378 /* Default: enable means change the low flag bit to don't care */
4379 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4380 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
4381 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4383 /* If disabled, change the low flag bit to never match */
4389 /* add TCAM to change list */
4390 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4392 return ICE_ERR_NO_MEMORY;
4394 status = ice_tcam_write_entry(hw, blk, tcam->tcam_idx, tcam->prof_id,
4395 tcam->ptg, vsig, 0, 0, vl_msk, dc_msk,
4398 goto err_ice_prof_tcam_ena_dis;
4400 tcam->in_use = enable;
4402 p->type = ICE_TCAM_ADD;
4403 p->add_tcam_idx = true;
4404 p->prof_id = tcam->prof_id;
4407 p->tcam_idx = tcam->tcam_idx;
4410 LIST_ADD(&p->list_entry, chg);
4414 err_ice_prof_tcam_ena_dis:
4420 * ice_adj_prof_priorities - adjust profile based on priorities
4421 * @hw: pointer to the hw struct
4422 * @blk: hardware block
4423 * @vsig: the VSIG for which to adjust profile priorities
4424 * @chg: the change list
4426 static enum ice_status
4427 ice_adj_prof_priorities(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4428 struct LIST_HEAD_TYPE *chg)
4430 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
4431 struct ice_vsig_prof *t;
4432 enum ice_status status;
4435 ice_memset(ptgs_used, 0, sizeof(ptgs_used), ICE_NONDMA_MEM);
4436 idx = vsig & ICE_VSIG_IDX_M;
4438 /* Priority is based on the order in which the profiles are added. The
4439 * newest added profile has highest priority and the oldest added
4440 * profile has the lowest priority. Since the profile property list for
4441 * a VSIG is sorted from newest to oldest, this code traverses the list
4442 * in order and enables the first of each PTG that it finds (that is not
4443 * already enabled); it also disables any duplicate PTGs that it finds
4444 * in the older profiles (that are currently enabled).
4447 LIST_FOR_EACH_ENTRY(t, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4448 ice_vsig_prof, list) {
4451 for (i = 0; i < t->tcam_count; i++) {
4452 /* Scan the priorities from newest to oldest.
4453 * Make sure that the newest profiles take priority.
4455 if (ice_is_bit_set(ptgs_used, t->tcam[i].ptg) &&
4456 t->tcam[i].in_use) {
4457 /* need to mark this PTG as never match, as it
4458 * was already in use and therefore duplicate
4459 * (and lower priority)
4461 status = ice_prof_tcam_ena_dis(hw, blk, false,
4467 } else if (!ice_is_bit_set(ptgs_used, t->tcam[i].ptg) &&
4468 !t->tcam[i].in_use) {
4469 /* need to enable this PTG, as it in not in use
4470 * and not enabled (highest priority)
4472 status = ice_prof_tcam_ena_dis(hw, blk, true,
4480 /* keep track of used ptgs */
4481 ice_set_bit(t->tcam[i].ptg, ptgs_used);
4489 * ice_add_prof_id_vsig - add profile to VSIG
4490 * @hw: pointer to the hw struct
4491 * @blk: hardware block
4492 * @vsig: the VSIG to which this profile is to be added
4493 * @hdl: the profile handle indicating the profile to add
4494 * @chg: the change list
4496 static enum ice_status
4497 ice_add_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
4498 struct LIST_HEAD_TYPE *chg)
4500 /* Masks that ignore flags */
4501 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
4502 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0x00, 0x00, 0x00 };
4503 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
4504 struct ice_prof_map *map;
4505 struct ice_vsig_prof *t;
4506 struct ice_chs_chg *p;
4509 /* Get the details on the profile specified by the handle id */
4510 map = ice_search_prof_id(hw, blk, hdl);
4512 return ICE_ERR_DOES_NOT_EXIST;
4514 /* Error, if this VSIG already has this profile */
4515 if (ice_has_prof_vsig(hw, blk, vsig, hdl))
4516 return ICE_ERR_ALREADY_EXISTS;
4518 /* new VSIG profile structure */
4519 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
4521 goto err_ice_add_prof_id_vsig;
4523 t->profile_cookie = map->profile_cookie;
4524 t->prof_id = map->prof_id;
4525 t->tcam_count = map->ptype_count;
4527 /* create tcam entries */
4528 for (i = 0; i < map->ptype_count; i++) {
4529 enum ice_status status;
4534 /* If properly sequenced, we should never have to allocate new
4537 status = ice_get_ptg(hw, blk, map->ptype[i], &ptg, &add);
4539 goto err_ice_add_prof_id_vsig;
4541 /* add TCAM to change list */
4542 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4544 goto err_ice_add_prof_id_vsig;
4546 /* allocate the tcam entry index */
4547 status = ice_alloc_tcam_ent(hw, blk, &tcam_idx);
4549 goto err_ice_add_prof_id_vsig;
4551 t->tcam[i].ptg = ptg;
4552 t->tcam[i].prof_id = map->prof_id;
4553 t->tcam[i].tcam_idx = tcam_idx;
4554 t->tcam[i].in_use = true;
4556 p->type = ICE_TCAM_ADD;
4557 p->add_tcam_idx = true;
4558 p->prof_id = t->tcam[i].prof_id;
4559 p->ptg = t->tcam[i].ptg;
4561 p->tcam_idx = t->tcam[i].tcam_idx;
4563 /* write the tcam entry */
4564 status = ice_tcam_write_entry(hw, blk, t->tcam[i].tcam_idx,
4566 t->tcam[i].ptg, vsig, 0, 0,
4567 vl_msk, dc_msk, nm_msk);
4569 goto err_ice_add_prof_id_vsig;
4571 /* this increments the reference count of how many tcam entries
4572 * are using this hw profile id
4574 status = ice_prof_inc_ref(hw, blk, t->tcam[i].prof_id);
4577 LIST_ADD(&p->list_entry, chg);
4580 /* add profile to VSIG */
4582 &hw->blk[blk].xlt2.vsig_tbl[(vsig & ICE_VSIG_IDX_M)].prop_lst);
4586 err_ice_add_prof_id_vsig:
4587 /* let caller clean up the change list */
4588 return ICE_ERR_NO_MEMORY;
4592 * ice_create_prof_id_vsig - add a new VSIG with a single profile
4593 * @hw: pointer to the hw struct
4594 * @blk: hardware block
4595 * @vsi: the initial VSI that will be in VSIG
4596 * @hdl: the profile handle of the profile that will be added to the VSIG
4597 * @chg: the change list
4599 static enum ice_status
4600 ice_create_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl,
4601 struct LIST_HEAD_TYPE *chg)
4603 enum ice_status status;
4604 struct ice_chs_chg *p;
4607 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4609 return ICE_ERR_NO_MEMORY;
4611 new_vsig = ice_vsig_alloc(hw, blk);
4613 return ICE_ERR_HW_TABLE;
4615 status = ice_move_vsi(hw, blk, vsi, new_vsig, chg);
4619 status = ice_add_prof_id_vsig(hw, blk, new_vsig, hdl, chg);
4623 p->type = ICE_VSIG_ADD;
4625 p->orig_vsig = ICE_DEFAULT_VSIG;
4628 LIST_ADD(&p->list_entry, chg);
4634 * ice_create_vsig_from_list - create a new VSIG with a list of profiles
4635 * @hw: pointer to the hw struct
4636 * @blk: hardware block
4637 * @vsi: the initial VSI that will be in VSIG
4638 * @lst: the list of profile that will be added to the VSIG
4639 * @chg: the change list
4641 static enum ice_status
4642 ice_create_vsig_from_lst(struct ice_hw *hw, enum ice_block blk, u16 vsi,
4643 struct LIST_HEAD_TYPE *lst, struct LIST_HEAD_TYPE *chg)
4645 struct ice_vsig_prof *t;
4646 enum ice_status status;
4649 vsig = ice_vsig_alloc(hw, blk);
4651 return ICE_ERR_HW_TABLE;
4653 status = ice_move_vsi(hw, blk, vsi, vsig, chg);
4657 LIST_FOR_EACH_ENTRY(t, lst, ice_vsig_prof, list) {
4658 status = ice_add_prof_id_vsig(hw, blk, vsig, t->profile_cookie,
4668 * ice_find_prof_vsig - find a VSIG with a specific profile handle
4669 * @hw: pointer to the hw struct
4670 * @blk: hardware block
4671 * @hdl: the profile handle of the profile to search for
4672 * @vsig: returns the VSIG with the matching profile
4675 ice_find_prof_vsig(struct ice_hw *hw, enum ice_block blk, u64 hdl, u16 *vsig)
4677 struct ice_vsig_prof *t;
4678 struct LIST_HEAD_TYPE lst;
4679 enum ice_status status;
4681 INIT_LIST_HEAD(&lst);
4683 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
4687 t->profile_cookie = hdl;
4688 LIST_ADD(&t->list, &lst);
4690 status = ice_find_dup_props_vsig(hw, blk, &lst, vsig);
4695 return status == ICE_SUCCESS;
4699 * ice_add_prof_id_flow - add profile flow
4700 * @hw: pointer to the hw struct
4701 * @blk: hardware block
4702 * @vsi: the vsi to enable with the profile specified by id
4703 * @hdl: profile handle
4705 * Calling this function will update the hardware tables to enable the
4706 * profile indicated by the id parameter for the VSIs specified in the vsi
4707 * array. Once successfully called, the flow will be enabled.
4710 ice_add_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
4712 struct ice_vsig_prof *tmp1, *del1;
4713 struct LIST_HEAD_TYPE union_lst;
4714 struct ice_chs_chg *tmp, *del;
4715 struct LIST_HEAD_TYPE chrs;
4716 struct LIST_HEAD_TYPE chg;
4717 enum ice_status status;
4718 u16 vsig, or_vsig = 0;
4720 INIT_LIST_HEAD(&union_lst);
4721 INIT_LIST_HEAD(&chrs);
4722 INIT_LIST_HEAD(&chg);
4724 status = ice_get_prof_ptgs(hw, blk, hdl, &chg);
4728 /* determine if vsi is already part of a VSIG */
4729 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
4730 if (!status && vsig) {
4737 /* make sure that there is no overlap/conflict between the new
4738 * characteristics and the existing ones; we don't support that
4741 if (ice_has_prof_vsig(hw, blk, vsig, hdl)) {
4742 status = ICE_ERR_ALREADY_EXISTS;
4743 goto err_ice_add_prof_id_flow;
4746 /* last VSI in the VSIG? */
4747 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
4749 goto err_ice_add_prof_id_flow;
4750 only_vsi = (ref == 1);
4752 /* create a union of the current profiles and the one being
4755 status = ice_get_profs_vsig(hw, blk, vsig, &union_lst);
4757 goto err_ice_add_prof_id_flow;
4759 status = ice_add_prof_to_lst(hw, blk, &union_lst, hdl);
4761 goto err_ice_add_prof_id_flow;
4763 /* search for an existing VSIG with an exact charc match */
4764 status = ice_find_dup_props_vsig(hw, blk, &union_lst, &vsig);
4766 /* found an exact match */
4767 /* move vsi to the VSIG that matches */
4768 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
4770 goto err_ice_add_prof_id_flow;
4772 /* remove original VSIG if we just moved the only VSI
4776 status = ice_rem_vsig(hw, blk, or_vsig, &chg);
4778 goto err_ice_add_prof_id_flow;
4780 } else if (only_vsi) {
4781 /* If the original VSIG only contains one VSI, then it
4782 * will be the requesting VSI. In this case the VSI is
4783 * not sharing entries and we can simply add the new
4784 * profile to the VSIG.
4786 status = ice_add_prof_id_vsig(hw, blk, vsig, hdl, &chg);
4788 goto err_ice_add_prof_id_flow;
4790 /* Adjust priorities */
4791 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
4793 goto err_ice_add_prof_id_flow;
4795 /* No match, so we need a new VSIG */
4796 status = ice_create_vsig_from_lst(hw, blk, vsi,
4799 goto err_ice_add_prof_id_flow;
4801 /* Adjust priorities */
4802 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
4804 goto err_ice_add_prof_id_flow;
4807 /* need to find or add a VSIG */
4808 /* search for an exising VSIG with an exact charc match */
4809 if (ice_find_prof_vsig(hw, blk, hdl, &vsig)) {
4810 /* found an exact match */
4811 /* add or move vsi to the VSIG that matches */
4812 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
4814 goto err_ice_add_prof_id_flow;
4816 /* we did not find an exact match */
4817 /* we need to add a VSIG */
4818 status = ice_create_prof_id_vsig(hw, blk, vsi, hdl,
4821 goto err_ice_add_prof_id_flow;
4825 /* update hardware */
4827 status = ice_upd_prof_hw(hw, blk, &chg);
4829 err_ice_add_prof_id_flow:
4830 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
4831 LIST_DEL(&del->list_entry);
4835 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &union_lst, ice_vsig_prof, list) {
4836 LIST_DEL(&del1->list);
4840 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &chrs, ice_vsig_prof, list) {
4841 LIST_DEL(&del1->list);
4849 * ice_add_flow - add flow
4850 * @hw: pointer to the hw struct
4851 * @blk: hardware block
4852 * @vsi: array of VSIs to enable with the profile specified by id
4853 * @count: number of elements in the vsi array
4854 * @id: profile tracking id
4856 * Calling this function will update the hardware tables to enable the
4857 * profile indicated by the id parameter for the VSIs specified in the vsi
4858 * array. Once successfully called, the flow will be enabled.
4861 ice_add_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi[], u8 count,
4864 enum ice_status status;
4867 for (i = 0; i < count; i++) {
4868 status = ice_add_prof_id_flow(hw, blk, vsi[i], id);
4877 * ice_rem_prof_from_list - remove a profile from list
4878 * @hw: pointer to the hw struct
4879 * @lst: list to remove the profile from
4880 * @hdl: the profile handle indicating the profile to remove
4882 static enum ice_status
4883 ice_rem_prof_from_list(struct ice_hw *hw, struct LIST_HEAD_TYPE *lst, u64 hdl)
4885 struct ice_vsig_prof *ent, *tmp;
4887 LIST_FOR_EACH_ENTRY_SAFE(ent, tmp, lst, ice_vsig_prof, list) {
4888 if (ent->profile_cookie == hdl) {
4889 LIST_DEL(&ent->list);
4895 return ICE_ERR_DOES_NOT_EXIST;
4899 * ice_rem_prof_id_flow - remove flow
4900 * @hw: pointer to the hw struct
4901 * @blk: hardware block
4902 * @vsi: the vsi from which to remove the profile specified by id
4903 * @hdl: profile tracking handle
4905 * Calling this function will update the hardware tables to remove the
4906 * profile indicated by the id parameter for the VSIs specified in the vsi
4907 * array. Once successfully called, the flow will be disabled.
4910 ice_rem_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
4912 struct ice_vsig_prof *tmp1, *del1;
4913 struct LIST_HEAD_TYPE chg, copy;
4914 struct ice_chs_chg *tmp, *del;
4915 enum ice_status status;
4918 INIT_LIST_HEAD(©);
4919 INIT_LIST_HEAD(&chg);
4921 /* determine if vsi is already part of a VSIG */
4922 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
4923 if (!status && vsig) {
4929 last_profile = ice_vsig_prof_id_count(hw, blk, vsig) == 1;
4930 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
4932 goto err_ice_rem_prof_id_flow;
4933 only_vsi = (ref == 1);
4936 /* If the original VSIG only contains one reference,
4937 * which will be the requesting VSI, then the VSI is not
4938 * sharing entries and we can simply remove the specific
4939 * characteristics from the VSIG.
4943 /* If there are no profiles left for this VSIG,
4944 * then simply remove the the VSIG.
4946 status = ice_rem_vsig(hw, blk, vsig, &chg);
4948 goto err_ice_rem_prof_id_flow;
4950 status = ice_rem_prof_id_vsig(hw, blk, vsig,
4953 goto err_ice_rem_prof_id_flow;
4955 /* Adjust priorities */
4956 status = ice_adj_prof_priorities(hw, blk, vsig,
4959 goto err_ice_rem_prof_id_flow;
4963 /* Make a copy of the VSIG's list of Profiles */
4964 status = ice_get_profs_vsig(hw, blk, vsig, ©);
4966 goto err_ice_rem_prof_id_flow;
4968 /* Remove specified profile entry from the list */
4969 status = ice_rem_prof_from_list(hw, ©, hdl);
4971 goto err_ice_rem_prof_id_flow;
4973 if (LIST_EMPTY(©)) {
4974 status = ice_move_vsi(hw, blk, vsi,
4975 ICE_DEFAULT_VSIG, &chg);
4977 goto err_ice_rem_prof_id_flow;
4979 } else if (ice_find_dup_props_vsig(hw, blk, ©,
4981 /* found an exact match */
4982 /* add or move vsi to the VSIG that matches */
4983 /* Search for a VSIG with a matching profile
4987 /* Found match, move VSI to the matching VSIG */
4988 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
4990 goto err_ice_rem_prof_id_flow;
4992 /* since no existing VSIG supports this
4993 * characteristic pattern, we need to create a
4994 * new VSIG and tcam entries
4996 status = ice_create_vsig_from_lst(hw, blk, vsi,
4999 goto err_ice_rem_prof_id_flow;
5001 /* Adjust priorities */
5002 status = ice_adj_prof_priorities(hw, blk, vsig,
5005 goto err_ice_rem_prof_id_flow;
5009 status = ICE_ERR_DOES_NOT_EXIST;
5012 /* update hardware tables */
5014 status = ice_upd_prof_hw(hw, blk, &chg);
5016 err_ice_rem_prof_id_flow:
5017 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5018 LIST_DEL(&del->list_entry);
5022 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, ©, ice_vsig_prof, list) {
5023 LIST_DEL(&del1->list);
5031 * ice_rem_flow - remove flow
5032 * @hw: pointer to the hw struct
5033 * @blk: hardware block
5034 * @vsi: array of VSIs from which to remove the profile specified by id
5035 * @count: number of elements in the vsi array
5036 * @id: profile tracking id
5038 * The function will remove flows from the specified VSIs that were enabled
5039 * using ice_add_flow. The id value will indicated which profile will be
5040 * removed. Once successfully called, the flow will be disabled.
5043 ice_rem_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi[], u8 count,
5046 enum ice_status status;
5049 for (i = 0; i < count; i++) {
5050 status = ice_rem_prof_id_flow(hw, blk, vsi[i], id);