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;
1278 * ice_init_fd_mask_regs - initialize Flow Director mask registers
1279 * @hw: pointer to the HW struct
1281 * This function sets up the Flow Director mask registers to allow for complete
1282 * masking off of any of the 24 Field Vector words. After this call, mask 0 will
1283 * mask off all of FV index 0, mask 1 will mask off all of FV index 1, etc.
1285 static void ice_init_fd_mask_regs(struct ice_hw *hw)
1289 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
1290 wr32(hw, GLQF_FDMASK(i), i);
1291 ice_debug(hw, ICE_DBG_INIT, "init fd mask(%d): %x = %x\n", i,
1297 * ice_init_pkg_regs - initialize additional package registers
1298 * @hw: pointer to the hardware structure
1300 static void ice_init_pkg_regs(struct ice_hw *hw)
1302 #define ICE_SW_BLK_INP_MASK_L 0xFFFFFFFF
1303 #define ICE_SW_BLK_INP_MASK_H 0x0000FFFF
1304 #define ICE_SW_BLK_IDX 0
1306 /* setup Switch block input mask, which is 48-bits in two parts */
1307 wr32(hw, GL_PREEXT_L2_PMASK0(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_L);
1308 wr32(hw, GL_PREEXT_L2_PMASK1(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_H);
1309 /* setup default flow director masks */
1310 ice_init_fd_mask_regs(hw);
1314 * ice_init_pkg - initialize/download package
1315 * @hw: pointer to the hardware structure
1316 * @buf: pointer to the package buffer
1317 * @len: size of the package buffer
1319 * This function initializes a package. The package contains HW tables
1320 * required to do packet processing. First, the function extracts package
1321 * information such as version. Then it finds the ice configuration segment
1322 * within the package; this function then saves a copy of the segment pointer
1323 * within the supplied package buffer. Next, the function will cache any hints
1324 * from the package, followed by downloading the package itself. Note, that if
1325 * a previous PF driver has already downloaded the package successfully, then
1326 * the current driver will not have to download the package again.
1328 * The local package contents will be used to query default behavior and to
1329 * update specific sections of the HW's version of the package (e.g. to update
1330 * the parse graph to understand new protocols).
1332 * This function stores a pointer to the package buffer memory, and it is
1333 * expected that the supplied buffer will not be freed immediately. If the
1334 * package buffer needs to be freed, such as when read from a file, use
1335 * ice_copy_and_init_pkg() instead of directly calling ice_init_pkg() in this
1338 enum ice_status ice_init_pkg(struct ice_hw *hw, u8 *buf, u32 len)
1340 struct ice_pkg_hdr *pkg;
1341 enum ice_status status;
1342 struct ice_seg *seg;
1345 return ICE_ERR_PARAM;
1347 pkg = (struct ice_pkg_hdr *)buf;
1348 status = ice_verify_pkg(pkg, len);
1350 ice_debug(hw, ICE_DBG_INIT, "failed to verify pkg (err: %d)\n",
1355 /* initialize package info */
1356 status = ice_init_pkg_info(hw, pkg);
1360 /* find segment in given package */
1361 seg = (struct ice_seg *)ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg);
1363 ice_debug(hw, ICE_DBG_INIT, "no ice segment in package.\n");
1367 /* initialize package hints and then download package */
1368 ice_init_pkg_hints(hw, seg);
1369 status = ice_download_pkg(hw, seg);
1370 if (status == ICE_ERR_AQ_NO_WORK) {
1371 ice_debug(hw, ICE_DBG_INIT,
1372 "package previously loaded - no work.\n");
1373 status = ICE_SUCCESS;
1378 /* on successful package download, update other required
1379 * registers to support the package
1381 ice_init_pkg_regs(hw);
1383 ice_debug(hw, ICE_DBG_INIT, "package load failed, %d\n",
1391 * ice_copy_and_init_pkg - initialize/download a copy of the package
1392 * @hw: pointer to the hardware structure
1393 * @buf: pointer to the package buffer
1394 * @len: size of the package buffer
1396 * This function copies the package buffer, and then calls ice_init_pkg() to
1397 * initialize the copied package contents.
1399 * The copying is necessary if the package buffer supplied is constant, or if
1400 * the memory may disappear shortly after calling this function.
1402 * If the package buffer resides in the data segment and can be modified, the
1403 * caller is free to use ice_init_pkg() instead of ice_copy_and_init_pkg().
1405 * However, if the package buffer needs to be copied first, such as when being
1406 * read from a file, the caller should use ice_copy_and_init_pkg().
1408 * This function will first copy the package buffer, before calling
1409 * ice_init_pkg(). The caller is free to immediately destroy the original
1410 * package buffer, as the new copy will be managed by this function and
1413 enum ice_status ice_copy_and_init_pkg(struct ice_hw *hw, const u8 *buf, u32 len)
1415 enum ice_status status;
1419 return ICE_ERR_PARAM;
1421 buf_copy = (u8 *)ice_memdup(hw, buf, len, ICE_NONDMA_TO_NONDMA);
1423 status = ice_init_pkg(hw, buf_copy, len);
1425 /* Free the copy, since we failed to initialize the package */
1426 ice_free(hw, buf_copy);
1428 /* Track the copied pkg so we can free it later */
1429 hw->pkg_copy = buf_copy;
1438 * @hw: pointer to the HW structure
1440 * Allocates a package buffer and returns a pointer to the buffer header.
1441 * Note: all package contents must be in Little Endian form.
1443 struct ice_buf_build *ice_pkg_buf_alloc(struct ice_hw *hw)
1445 struct ice_buf_build *bld;
1446 struct ice_buf_hdr *buf;
1448 bld = (struct ice_buf_build *)ice_malloc(hw, sizeof(*bld));
1452 buf = (struct ice_buf_hdr *)bld;
1453 buf->data_end = CPU_TO_LE16(sizeof(*buf) -
1454 sizeof(buf->section_entry[0]));
1460 * @sect_type: section type
1461 * @section: pointer to section
1462 * @index: index of the field vector entry to be returned
1463 * @offset: ptr to variable that receives the offset in the field vector table
1465 * This is a callback function that can be passed to ice_pkg_enum_entry.
1466 * This function treats the given section as of type ice_sw_fv_section and
1467 * enumerates offset field. "offset" is an index into the field vector
1471 ice_sw_fv_handler(u32 sect_type, void *section, u32 index, u32 *offset)
1473 struct ice_sw_fv_section *fv_section =
1474 (struct ice_sw_fv_section *)section;
1476 if (!section || sect_type != ICE_SID_FLD_VEC_SW)
1478 if (index >= LE16_TO_CPU(fv_section->count))
1481 /* "index" passed in to this function is relative to a given
1482 * 4k block. To get to the true index into the field vector
1483 * table need to add the relative index to the base_offset
1484 * field of this section
1486 *offset = LE16_TO_CPU(fv_section->base_offset) + index;
1487 return fv_section->fv + index;
1491 * ice_get_sw_fv_list
1492 * @hw: pointer to the HW structure
1493 * @prot_ids: field vector to search for with a given protocol ID
1494 * @ids_cnt: lookup/protocol count
1495 * @fv_list: Head of a list
1497 * Finds all the field vector entries from switch block that contain
1498 * a given protocol ID and returns a list of structures of type
1499 * "ice_sw_fv_list_entry". Every structure in the list has a field vector
1500 * definition and profile ID information
1501 * NOTE: The caller of the function is responsible for freeing the memory
1502 * allocated for every list entry.
1505 ice_get_sw_fv_list(struct ice_hw *hw, u16 *prot_ids, u8 ids_cnt,
1506 struct LIST_HEAD_TYPE *fv_list)
1508 struct ice_sw_fv_list_entry *fvl;
1509 struct ice_sw_fv_list_entry *tmp;
1510 struct ice_pkg_enum state;
1511 struct ice_seg *ice_seg;
1515 if (!ids_cnt || !hw->seg)
1516 return ICE_ERR_PARAM;
1522 fv = (struct ice_fv *)
1523 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1524 &offset, ice_sw_fv_handler);
1526 for (i = 0; i < ids_cnt && fv; i++) {
1529 /* This code assumes that if a switch field vector line
1530 * has a matching protocol, then this line will contain
1531 * the entries necessary to represent every field in
1532 * that protocol header.
1534 for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
1535 if (fv->ew[j].prot_id == prot_ids[i])
1537 if (j >= hw->blk[ICE_BLK_SW].es.fvw)
1539 if (i + 1 == ids_cnt) {
1540 fvl = (struct ice_sw_fv_list_entry *)
1541 ice_malloc(hw, sizeof(*fvl));
1545 fvl->profile_id = offset;
1546 LIST_ADD(&fvl->list_entry, fv_list);
1552 if (LIST_EMPTY(fv_list))
1557 LIST_FOR_EACH_ENTRY_SAFE(fvl, tmp, fv_list, ice_sw_fv_list_entry,
1559 LIST_DEL(&fvl->list_entry);
1563 return ICE_ERR_NO_MEMORY;
1567 * ice_pkg_buf_alloc_single_section
1568 * @hw: pointer to the HW structure
1569 * @type: the section type value
1570 * @size: the size of the section to reserve (in bytes)
1571 * @section: returns pointer to the section
1573 * Allocates a package buffer with a single section.
1574 * Note: all package contents must be in Little Endian form.
1576 static struct ice_buf_build *
1577 ice_pkg_buf_alloc_single_section(struct ice_hw *hw, u32 type, u16 size,
1580 struct ice_buf_build *buf;
1585 buf = ice_pkg_buf_alloc(hw);
1589 if (ice_pkg_buf_reserve_section(buf, 1))
1590 goto ice_pkg_buf_alloc_single_section_err;
1592 *section = ice_pkg_buf_alloc_section(buf, type, size);
1594 goto ice_pkg_buf_alloc_single_section_err;
1598 ice_pkg_buf_alloc_single_section_err:
1599 ice_pkg_buf_free(hw, buf);
1604 * ice_pkg_buf_reserve_section
1605 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1606 * @count: the number of sections to reserve
1608 * Reserves one or more section table entries in a package buffer. This routine
1609 * can be called multiple times as long as they are made before calling
1610 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1611 * is called once, the number of sections that can be allocated will not be able
1612 * to be increased; not using all reserved sections is fine, but this will
1613 * result in some wasted space in the buffer.
1614 * Note: all package contents must be in Little Endian form.
1617 ice_pkg_buf_reserve_section(struct ice_buf_build *bld, u16 count)
1619 struct ice_buf_hdr *buf;
1624 return ICE_ERR_PARAM;
1626 buf = (struct ice_buf_hdr *)&bld->buf;
1628 /* already an active section, can't increase table size */
1629 section_count = LE16_TO_CPU(buf->section_count);
1630 if (section_count > 0)
1633 if (bld->reserved_section_table_entries + count > ICE_MAX_S_COUNT)
1635 bld->reserved_section_table_entries += count;
1637 data_end = LE16_TO_CPU(buf->data_end) +
1638 (count * sizeof(buf->section_entry[0]));
1639 buf->data_end = CPU_TO_LE16(data_end);
1645 * ice_pkg_buf_unreserve_section
1646 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1647 * @count: the number of sections to unreserve
1649 * Unreserves one or more section table entries in a package buffer, releasing
1650 * space that can be used for section data. This routine can be called
1651 * multiple times as long as they are made before calling
1652 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1653 * is called once, the number of sections that can be allocated will not be able
1654 * to be increased; not using all reserved sections is fine, but this will
1655 * result in some wasted space in the buffer.
1656 * Note: all package contents must be in Little Endian form.
1659 ice_pkg_buf_unreserve_section(struct ice_buf_build *bld, u16 count)
1661 struct ice_buf_hdr *buf;
1666 return ICE_ERR_PARAM;
1668 buf = (struct ice_buf_hdr *)&bld->buf;
1670 /* already an active section, can't decrease table size */
1671 section_count = LE16_TO_CPU(buf->section_count);
1672 if (section_count > 0)
1675 if (count > bld->reserved_section_table_entries)
1677 bld->reserved_section_table_entries -= count;
1679 data_end = LE16_TO_CPU(buf->data_end) -
1680 (count * sizeof(buf->section_entry[0]));
1681 buf->data_end = CPU_TO_LE16(data_end);
1687 * ice_pkg_buf_alloc_section
1688 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1689 * @type: the section type value
1690 * @size: the size of the section to reserve (in bytes)
1692 * Reserves memory in the buffer for a section's content and updates the
1693 * buffers' status accordingly. This routine returns a pointer to the first
1694 * byte of the section start within the buffer, which is used to fill in the
1696 * Note: all package contents must be in Little Endian form.
1699 ice_pkg_buf_alloc_section(struct ice_buf_build *bld, u32 type, u16 size)
1701 struct ice_buf_hdr *buf;
1705 if (!bld || !type || !size)
1708 buf = (struct ice_buf_hdr *)&bld->buf;
1710 /* check for enough space left in buffer */
1711 data_end = LE16_TO_CPU(buf->data_end);
1713 /* section start must align on 4 byte boundary */
1714 data_end = ICE_ALIGN(data_end, 4);
1716 if ((data_end + size) > ICE_MAX_S_DATA_END)
1719 /* check for more available section table entries */
1720 sect_count = LE16_TO_CPU(buf->section_count);
1721 if (sect_count < bld->reserved_section_table_entries) {
1722 void *section_ptr = ((u8 *)buf) + data_end;
1724 buf->section_entry[sect_count].offset = CPU_TO_LE16(data_end);
1725 buf->section_entry[sect_count].size = CPU_TO_LE16(size);
1726 buf->section_entry[sect_count].type = CPU_TO_LE32(type);
1729 buf->data_end = CPU_TO_LE16(data_end);
1731 buf->section_count = CPU_TO_LE16(sect_count + 1);
1735 /* no free section table entries */
1740 * ice_pkg_buf_get_free_space
1741 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1743 * Returns the number of free bytes remaining in the buffer.
1744 * Note: all package contents must be in Little Endian form.
1746 u16 ice_pkg_buf_get_free_space(struct ice_buf_build *bld)
1748 struct ice_buf_hdr *buf;
1753 buf = (struct ice_buf_hdr *)&bld->buf;
1754 return ICE_MAX_S_DATA_END - LE16_TO_CPU(buf->data_end);
1758 * ice_pkg_buf_get_active_sections
1759 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1761 * Returns the number of active sections. Before using the package buffer
1762 * in an update package command, the caller should make sure that there is at
1763 * least one active section - otherwise, the buffer is not legal and should
1765 * Note: all package contents must be in Little Endian form.
1767 u16 ice_pkg_buf_get_active_sections(struct ice_buf_build *bld)
1769 struct ice_buf_hdr *buf;
1774 buf = (struct ice_buf_hdr *)&bld->buf;
1775 return LE16_TO_CPU(buf->section_count);
1779 * ice_pkg_buf_header
1780 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1782 * Return a pointer to the buffer's header
1784 struct ice_buf *ice_pkg_buf(struct ice_buf_build *bld)
1794 * @hw: pointer to the HW structure
1795 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1797 * Frees a package buffer
1799 void ice_pkg_buf_free(struct ice_hw *hw, struct ice_buf_build *bld)
1804 /* PTG Management */
1807 * ice_ptg_update_xlt1 - Updates packet type groups in HW via XLT1 table
1808 * @hw: pointer to the hardware structure
1811 * This function will update the XLT1 hardware table to reflect the new
1812 * packet type group configuration.
1814 enum ice_status ice_ptg_update_xlt1(struct ice_hw *hw, enum ice_block blk)
1816 struct ice_xlt1_section *sect;
1817 struct ice_buf_build *bld;
1818 enum ice_status status;
1821 bld = ice_pkg_buf_alloc_single_section(hw, ice_sect_id(blk, ICE_XLT1),
1822 ICE_XLT1_SIZE(ICE_XLT1_CNT),
1825 return ICE_ERR_NO_MEMORY;
1827 sect->count = CPU_TO_LE16(ICE_XLT1_CNT);
1828 sect->offset = CPU_TO_LE16(0);
1829 for (index = 0; index < ICE_XLT1_CNT; index++)
1830 sect->value[index] = hw->blk[blk].xlt1.ptypes[index].ptg;
1832 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
1834 ice_pkg_buf_free(hw, bld);
1840 * ice_ptg_find_ptype - Search for packet type group using packet type (ptype)
1841 * @hw: pointer to the hardware structure
1843 * @ptype: the ptype to search for
1844 * @ptg: pointer to variable that receives the PTG
1846 * This function will search the PTGs for a particular ptype, returning the
1847 * PTG ID that contains it through the ptg parameter, with the value of
1848 * ICE_DEFAULT_PTG (0) meaning it is part the default PTG.
1851 ice_ptg_find_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg)
1853 if (ptype >= ICE_XLT1_CNT || !ptg)
1854 return ICE_ERR_PARAM;
1856 *ptg = hw->blk[blk].xlt1.ptypes[ptype].ptg;
1861 * ice_ptg_alloc_val - Allocates a new packet type group ID by value
1862 * @hw: pointer to the hardware structure
1864 * @ptg: the ptg to allocate
1866 * This function allocates a given packet type group ID specified by the ptg
1870 void ice_ptg_alloc_val(struct ice_hw *hw, enum ice_block blk, u8 ptg)
1872 hw->blk[blk].xlt1.ptg_tbl[ptg].in_use = true;
1876 * ice_ptg_alloc - Find a free entry and allocates a new packet type group ID
1877 * @hw: pointer to the hardware structure
1880 * This function allocates and returns a new packet type group ID. Note
1881 * that 0 is the default packet type group, so successfully created PTGs will
1882 * have a non-zero ID value; which means a 0 return value indicates an error.
1884 u8 ice_ptg_alloc(struct ice_hw *hw, enum ice_block blk)
1888 /* Skip the default PTG of 0 */
1889 for (i = 1; i < ICE_MAX_PTGS; i++)
1890 if (!hw->blk[blk].xlt1.ptg_tbl[i].in_use) {
1891 /* found a free PTG ID */
1892 ice_ptg_alloc_val(hw, blk, i);
1900 * ice_ptg_free - Frees a packet type group
1901 * @hw: pointer to the hardware structure
1903 * @ptg: the ptg ID to free
1905 * This function frees a packet type group, and returns all the current ptypes
1906 * within it to the default PTG.
1908 void ice_ptg_free(struct ice_hw *hw, enum ice_block blk, u8 ptg)
1910 struct ice_ptg_ptype *p, *temp;
1912 hw->blk[blk].xlt1.ptg_tbl[ptg].in_use = false;
1913 p = hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
1915 p->ptg = ICE_DEFAULT_PTG;
1916 temp = p->next_ptype;
1917 p->next_ptype = NULL;
1921 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype = NULL;
1925 * ice_ptg_remove_ptype - Removes ptype from a particular packet type group
1926 * @hw: pointer to the hardware structure
1928 * @ptype: the ptype to remove
1929 * @ptg: the ptg to remove the ptype from
1931 * This function will remove the ptype from the specific ptg, and move it to
1932 * the default PTG (ICE_DEFAULT_PTG).
1934 static enum ice_status
1935 ice_ptg_remove_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
1937 struct ice_ptg_ptype **ch;
1938 struct ice_ptg_ptype *p;
1940 if (ptype > ICE_XLT1_CNT - 1)
1941 return ICE_ERR_PARAM;
1943 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use)
1944 return ICE_ERR_DOES_NOT_EXIST;
1946 /* Should not happen if .in_use is set, bad config */
1947 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype)
1950 /* find the ptype within this PTG, and bypass the link over it */
1951 p = hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
1952 ch = &hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
1954 if (ptype == (p - hw->blk[blk].xlt1.ptypes)) {
1955 *ch = p->next_ptype;
1959 ch = &p->next_ptype;
1963 hw->blk[blk].xlt1.ptypes[ptype].ptg = ICE_DEFAULT_PTG;
1964 hw->blk[blk].xlt1.ptypes[ptype].next_ptype = NULL;
1970 * ice_ptg_add_mv_ptype - Adds/moves ptype to a particular packet type group
1971 * @hw: pointer to the hardware structure
1973 * @ptype: the ptype to add or move
1974 * @ptg: the ptg to add or move the ptype to
1976 * This function will either add or move a ptype to a particular PTG depending
1977 * on if the ptype is already part of another group. Note that using a
1978 * a destination PTG ID of ICE_DEFAULT_PTG (0) will move the ptype to the
1982 ice_ptg_add_mv_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
1984 enum ice_status status;
1987 if (ptype > ICE_XLT1_CNT - 1)
1988 return ICE_ERR_PARAM;
1990 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use && ptg != ICE_DEFAULT_PTG)
1991 return ICE_ERR_DOES_NOT_EXIST;
1993 status = ice_ptg_find_ptype(hw, blk, ptype, &original_ptg);
1997 /* Is ptype already in the correct PTG? */
1998 if (original_ptg == ptg)
2001 /* Remove from original PTG and move back to the default PTG */
2002 if (original_ptg != ICE_DEFAULT_PTG)
2003 ice_ptg_remove_ptype(hw, blk, ptype, original_ptg);
2005 /* Moving to default PTG? Then we're done with this request */
2006 if (ptg == ICE_DEFAULT_PTG)
2009 /* Add ptype to PTG at beginning of list */
2010 hw->blk[blk].xlt1.ptypes[ptype].next_ptype =
2011 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2012 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype =
2013 &hw->blk[blk].xlt1.ptypes[ptype];
2015 hw->blk[blk].xlt1.ptypes[ptype].ptg = ptg;
2016 hw->blk[blk].xlt1.t[ptype] = ptg;
2021 /* Block / table size info */
2022 struct ice_blk_size_details {
2023 u16 xlt1; /* # XLT1 entries */
2024 u16 xlt2; /* # XLT2 entries */
2025 u16 prof_tcam; /* # profile ID TCAM entries */
2026 u16 prof_id; /* # profile IDs */
2027 u8 prof_cdid_bits; /* # cdid one-hot bits used in key */
2028 u16 prof_redir; /* # profile redirection entries */
2029 u16 es; /* # extraction sequence entries */
2030 u16 fvw; /* # field vector words */
2031 u8 overwrite; /* overwrite existing entries allowed */
2032 u8 reverse; /* reverse FV order */
2035 static const struct ice_blk_size_details blk_sizes[ICE_BLK_COUNT] = {
2038 * XLT1 - Number of entries in XLT1 table
2039 * XLT2 - Number of entries in XLT2 table
2040 * TCAM - Number of entries Profile ID TCAM table
2041 * CDID - Control Domain ID of the hardware block
2042 * PRED - Number of entries in the Profile Redirection Table
2043 * FV - Number of entries in the Field Vector
2044 * FVW - Width (in WORDs) of the Field Vector
2045 * OVR - Overwrite existing table entries
2048 /* XLT1 , XLT2 ,TCAM, PID,CDID,PRED, FV, FVW */
2049 /* Overwrite , Reverse FV */
2050 /* SW */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 256, 0, 256, 256, 48,
2052 /* ACL */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 32,
2054 /* FD */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2056 /* RSS */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2058 /* PE */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 64, 32, 0, 32, 32, 24,
2063 ICE_SID_XLT1_OFF = 0,
2066 ICE_SID_PR_REDIR_OFF,
2071 /* Characteristic handling */
2074 * ice_match_prop_lst - determine if properties of two lists match
2075 * @list1: first properties list
2076 * @list2: second properties list
2078 * Count, cookies and the order must match in order to be considered equivalent.
2081 ice_match_prop_lst(struct LIST_HEAD_TYPE *list1, struct LIST_HEAD_TYPE *list2)
2083 struct ice_vsig_prof *tmp1;
2084 struct ice_vsig_prof *tmp2;
2088 /* compare counts */
2089 LIST_FOR_EACH_ENTRY(tmp1, list1, ice_vsig_prof, list) {
2092 LIST_FOR_EACH_ENTRY(tmp2, list2, ice_vsig_prof, list) {
2095 if (!count || count != chk_count)
2098 tmp1 = LIST_FIRST_ENTRY(list1, struct ice_vsig_prof, list);
2099 tmp2 = LIST_FIRST_ENTRY(list2, struct ice_vsig_prof, list);
2101 /* profile cookies must compare, and in the exact same order to take
2102 * into account priority
2105 if (tmp2->profile_cookie != tmp1->profile_cookie)
2108 tmp1 = LIST_NEXT_ENTRY(tmp1, struct ice_vsig_prof, list);
2109 tmp2 = LIST_NEXT_ENTRY(tmp2, struct ice_vsig_prof, list);
2115 /* VSIG Management */
2118 * ice_vsig_update_xlt2_sect - update one section of XLT2 table
2119 * @hw: pointer to the hardware structure
2121 * @vsi: HW VSI number to program
2122 * @vsig: vsig for the VSI
2124 * This function will update the XLT2 hardware table with the input VSI
2125 * group configuration.
2127 static enum ice_status
2128 ice_vsig_update_xlt2_sect(struct ice_hw *hw, enum ice_block blk, u16 vsi,
2131 struct ice_xlt2_section *sect;
2132 struct ice_buf_build *bld;
2133 enum ice_status status;
2135 bld = ice_pkg_buf_alloc_single_section(hw, ice_sect_id(blk, ICE_XLT2),
2136 sizeof(struct ice_xlt2_section),
2139 return ICE_ERR_NO_MEMORY;
2141 sect->count = CPU_TO_LE16(1);
2142 sect->offset = CPU_TO_LE16(vsi);
2143 sect->value[0] = CPU_TO_LE16(vsig);
2145 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
2147 ice_pkg_buf_free(hw, bld);
2153 * ice_vsig_update_xlt2 - update XLT2 table with VSIG configuration
2154 * @hw: pointer to the hardware structure
2157 * This function will update the XLT2 hardware table with the input VSI
2158 * group configuration of used vsis.
2160 enum ice_status ice_vsig_update_xlt2(struct ice_hw *hw, enum ice_block blk)
2164 for (vsi = 0; vsi < ICE_MAX_VSI; vsi++) {
2165 /* update only vsis that have been changed */
2166 if (hw->blk[blk].xlt2.vsis[vsi].changed) {
2167 enum ice_status status;
2170 vsig = hw->blk[blk].xlt2.vsis[vsi].vsig;
2171 status = ice_vsig_update_xlt2_sect(hw, blk, vsi, vsig);
2175 hw->blk[blk].xlt2.vsis[vsi].changed = 0;
2183 * ice_vsig_find_vsi - find a VSIG that contains a specified VSI
2184 * @hw: pointer to the hardware structure
2186 * @vsi: VSI of interest
2187 * @vsig: pointer to receive the VSI group
2189 * This function will lookup the VSI entry in the XLT2 list and return
2190 * the VSI group its associated with.
2193 ice_vsig_find_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 *vsig)
2195 if (!vsig || vsi >= ICE_MAX_VSI)
2196 return ICE_ERR_PARAM;
2198 /* As long as there's a default or valid VSIG associated with the input
2199 * VSI, the functions returns a success. Any handling of VSIG will be
2200 * done by the following add, update or remove functions.
2202 *vsig = hw->blk[blk].xlt2.vsis[vsi].vsig;
2208 * ice_vsig_alloc_val - allocate a new VSIG by value
2209 * @hw: pointer to the hardware structure
2211 * @vsig: the vsig to allocate
2213 * This function will allocate a given VSIG specified by the vsig parameter.
2215 static u16 ice_vsig_alloc_val(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2217 u16 idx = vsig & ICE_VSIG_IDX_M;
2219 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use) {
2220 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2221 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = true;
2224 return ICE_VSIG_VALUE(idx, hw->pf_id);
2228 * ice_vsig_alloc - Finds a free entry and allocates a new VSIG
2229 * @hw: pointer to the hardware structure
2232 * This function will iterate through the VSIG list and mark the first
2233 * unused entry for the new VSIG entry as used and return that value.
2235 static u16 ice_vsig_alloc(struct ice_hw *hw, enum ice_block blk)
2239 for (i = 1; i < ICE_MAX_VSIGS; i++)
2240 if (!hw->blk[blk].xlt2.vsig_tbl[i].in_use)
2241 return ice_vsig_alloc_val(hw, blk, i);
2243 return ICE_DEFAULT_VSIG;
2247 * ice_find_dup_props_vsig - find VSI group with a specified set of properties
2248 * @hw: pointer to the hardware structure
2250 * @chs: characteristic list
2251 * @vsig: returns the VSIG with the matching profiles, if found
2253 * Each VSIG is associated with a characteristic set; i.e. all VSIs under
2254 * a group have the same characteristic set. To check if there exists a VSIG
2255 * which has the same characteristics as the input characteristics; this
2256 * function will iterate through the XLT2 list and return the VSIG that has a
2257 * matching configuration. In order to make sure that priorities are accounted
2258 * for, the list must match exactly, including the order in which the
2259 * characteristics are listed.
2262 ice_find_dup_props_vsig(struct ice_hw *hw, enum ice_block blk,
2263 struct LIST_HEAD_TYPE *chs, u16 *vsig)
2265 struct ice_xlt2 *xlt2 = &hw->blk[blk].xlt2;
2268 for (i = 0; i < xlt2->count; i++) {
2269 if (xlt2->vsig_tbl[i].in_use &&
2270 ice_match_prop_lst(chs, &xlt2->vsig_tbl[i].prop_lst)) {
2271 *vsig = ICE_VSIG_VALUE(i, hw->pf_id);
2276 return ICE_ERR_DOES_NOT_EXIST;
2280 * ice_vsig_free - free VSI group
2281 * @hw: pointer to the hardware structure
2283 * @vsig: VSIG to remove
2285 * The function will remove all VSIs associated with the input VSIG and move
2286 * them to the DEFAULT_VSIG and mark the VSIG available.
2289 ice_vsig_free(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2291 struct ice_vsig_prof *dtmp, *del;
2292 struct ice_vsig_vsi *vsi_cur;
2295 idx = vsig & ICE_VSIG_IDX_M;
2296 if (idx >= ICE_MAX_VSIGS)
2297 return ICE_ERR_PARAM;
2299 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2300 return ICE_ERR_DOES_NOT_EXIST;
2302 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = false;
2304 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2305 /* If the VSIG has at least 1 VSI then iterate through the
2306 * list and remove the VSIs before deleting the group.
2309 /* remove all vsis associated with this VSIG XLT2 entry */
2311 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
2313 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2314 vsi_cur->changed = 1;
2315 vsi_cur->next_vsi = NULL;
2319 /* NULL terminate head of VSI list */
2320 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi = NULL;
2323 /* free characteristic list */
2324 LIST_FOR_EACH_ENTRY_SAFE(del, dtmp,
2325 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
2326 ice_vsig_prof, list) {
2327 LIST_DEL(&del->list);
2335 * ice_vsig_add_mv_vsi - add or move a VSI to a VSI group
2336 * @hw: pointer to the hardware structure
2339 * @vsig: destination VSI group
2341 * This function will move or add the input VSI to the target VSIG.
2342 * The function will find the original VSIG the VSI belongs to and
2343 * move the entry to the DEFAULT_VSIG, update the original VSIG and
2344 * then move entry to the new VSIG.
2347 ice_vsig_add_mv_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2349 struct ice_vsig_vsi *tmp;
2350 enum ice_status status;
2353 idx = vsig & ICE_VSIG_IDX_M;
2355 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2356 return ICE_ERR_PARAM;
2358 /* if VSIG not in use and VSIG is not default type this VSIG
2361 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use &&
2362 vsig != ICE_DEFAULT_VSIG)
2363 return ICE_ERR_DOES_NOT_EXIST;
2365 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
2369 /* no update required if vsigs match */
2370 if (orig_vsig == vsig)
2373 if (orig_vsig != ICE_DEFAULT_VSIG) {
2374 /* remove entry from orig_vsig and add to default VSIG */
2375 status = ice_vsig_remove_vsi(hw, blk, vsi, orig_vsig);
2380 if (idx == ICE_DEFAULT_VSIG)
2383 /* Create VSI entry and add VSIG and prop_mask values */
2384 hw->blk[blk].xlt2.vsis[vsi].vsig = vsig;
2385 hw->blk[blk].xlt2.vsis[vsi].changed = 1;
2387 /* Add new entry to the head of the VSIG list */
2388 tmp = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2389 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi =
2390 &hw->blk[blk].xlt2.vsis[vsi];
2391 hw->blk[blk].xlt2.vsis[vsi].next_vsi = tmp;
2392 hw->blk[blk].xlt2.t[vsi] = vsig;
2398 * ice_vsig_remove_vsi - remove VSI from VSIG
2399 * @hw: pointer to the hardware structure
2401 * @vsi: VSI to remove
2402 * @vsig: VSI group to remove from
2404 * The function will remove the input VSI from its VSI group and move it
2405 * to the DEFAULT_VSIG.
2408 ice_vsig_remove_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2410 struct ice_vsig_vsi **vsi_head, *vsi_cur, *vsi_tgt;
2413 idx = vsig & ICE_VSIG_IDX_M;
2415 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2416 return ICE_ERR_PARAM;
2418 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2419 return ICE_ERR_DOES_NOT_EXIST;
2421 /* entry already in default VSIG, don't have to remove */
2422 if (idx == ICE_DEFAULT_VSIG)
2425 vsi_head = &hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2429 vsi_tgt = &hw->blk[blk].xlt2.vsis[vsi];
2430 vsi_cur = (*vsi_head);
2432 /* iterate the VSI list, skip over the entry to be removed */
2434 if (vsi_tgt == vsi_cur) {
2435 (*vsi_head) = vsi_cur->next_vsi;
2438 vsi_head = &vsi_cur->next_vsi;
2439 vsi_cur = vsi_cur->next_vsi;
2442 /* verify if VSI was removed from group list */
2444 return ICE_ERR_DOES_NOT_EXIST;
2446 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2447 vsi_cur->changed = 1;
2448 vsi_cur->next_vsi = NULL;
2454 * ice_find_prof_id - find profile ID for a given field vector
2455 * @hw: pointer to the hardware structure
2457 * @fv: field vector to search for
2458 * @prof_id: receives the profile ID
2460 static enum ice_status
2461 ice_find_prof_id(struct ice_hw *hw, enum ice_block blk,
2462 struct ice_fv_word *fv, u8 *prof_id)
2464 struct ice_es *es = &hw->blk[blk].es;
2467 for (i = 0; i < es->count; i++) {
2470 if (memcmp(&es->t[off], fv, es->fvw * 2))
2477 return ICE_ERR_DOES_NOT_EXIST;
2481 * ice_prof_id_rsrc_type - get profile ID resource type for a block type
2482 * @blk: the block type
2483 * @rsrc_type: pointer to variable to receive the resource type
2485 static bool ice_prof_id_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2489 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_PROFID;
2492 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_PROFID;
2495 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_PROFID;
2498 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_PROFID;
2501 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_PROFID;
2510 * ice_tcam_ent_rsrc_type - get TCAM entry resource type for a block type
2511 * @blk: the block type
2512 * @rsrc_type: pointer to variable to receive the resource type
2514 static bool ice_tcam_ent_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2518 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_TCAM;
2521 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_TCAM;
2524 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_TCAM;
2527 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_TCAM;
2530 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_TCAM;
2539 * ice_workaround_get_res_blk - determine the block from a resource type
2540 * @type: type of resource
2541 * @blk: pointer to a enum that will receive the block type
2542 * @tcam: pointer to variable that will be set to true for a TCAM resource type
2545 ice_status ice_workaround_get_res_blk(u16 type, enum ice_block *blk, bool *tcam)
2547 /* just need to support TCAM entries and Profile IDs for now */
2551 case ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_TCAM:
2555 case ICE_AQC_RES_TYPE_ACL_PROF_BLDR_TCAM:
2559 case ICE_AQC_RES_TYPE_FD_PROF_BLDR_TCAM:
2563 case ICE_AQC_RES_TYPE_HASH_PROF_BLDR_TCAM:
2567 case ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_TCAM:
2571 case ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_PROFID:
2574 case ICE_AQC_RES_TYPE_ACL_PROF_BLDR_PROFID:
2577 case ICE_AQC_RES_TYPE_FD_PROF_BLDR_PROFID:
2580 case ICE_AQC_RES_TYPE_HASH_PROF_BLDR_PROFID:
2583 case ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_PROFID:
2587 return ICE_ERR_PARAM;
2594 * ice_alloc_res_workaround
2595 * @hw: pointer to the hw struct
2596 * @type: type of resource
2597 * @num: number of resources to allocate
2598 * @res: pointer to array that will receive the resources
2600 static enum ice_status
2601 ice_alloc_res_workaround(struct ice_hw *hw, u16 type, u16 num, u16 *res)
2611 /* Number of PFs we support with this workaround */
2612 #define ICE_WA_PF_COUNT 4
2613 #define ICE_WA_1ST_TCAM 4
2614 #define ICE_WA_1ST_FV 4
2616 /* Only allow our supported PFs */
2617 if (hw->pf_id >= ICE_WA_PF_COUNT)
2618 return ICE_ERR_AQ_ERROR;
2620 if (ice_workaround_get_res_blk(type, &blk, &tcam))
2621 return ICE_ERR_AQ_ERROR;
2624 /* range of entries based on PF */
2625 max = hw->blk[blk].prof.count / ICE_WA_PF_COUNT;
2626 first = max * hw->pf_id;
2629 /* Profile IDs - start at non-zero index for PROF ID TCAM table
2630 * The first few entries are for bypass, default and errors
2631 * (only relevant for PF 0)
2633 first += hw->pf_id ? 0 : ICE_WA_1ST_TCAM;
2635 for (i = first; i < last && count < num; i++) {
2636 if (!hw->blk[blk].prof.resource_used_hack[i]) {
2638 hw->blk[blk].prof.resource_used_hack[i] = true;
2642 /* handle failure case */
2644 for (i = 0; i < count; i++) {
2645 hw->blk[blk].prof.resource_used_hack[res[i]] =
2650 return ICE_ERR_AQ_ERROR;
2653 /* range of entries based on PF */
2654 max = hw->blk[blk].es.count / ICE_WA_PF_COUNT;
2655 first = max * hw->pf_id;
2658 /* FV index - start at non-zero index for Field vector table
2659 * The first few entries are for bypass, default and errors
2660 * (only relevant for PF 0)
2662 first += hw->pf_id ? 0 : ICE_WA_1ST_FV;
2664 for (i = first; i < last && count < num; i++) {
2665 if (!hw->blk[blk].es.resource_used_hack[i]) {
2667 hw->blk[blk].es.resource_used_hack[i] = true;
2671 /* handle failure case */
2673 for (i = 0; i < count; i++) {
2674 hw->blk[blk].es.resource_used_hack[res[i]] =
2679 return ICE_ERR_AQ_ERROR;
2687 * ice_free_res_workaround
2688 * @hw: pointer to the hw struct
2689 * @type: type of resource to free
2690 * @num: number of resources
2691 * @res: array of resource ids to free
2693 static enum ice_status
2694 ice_free_res_workaround(struct ice_hw *hw, u16 type, u16 num, u16 *res)
2700 if (ice_workaround_get_res_blk(type, &blk, &tcam))
2701 return ICE_ERR_AQ_ERROR;
2705 for (i = 0; i < num; i++) {
2706 if (res[i] < hw->blk[blk].prof.count) {
2709 ice_free_hw_res(hw, type, 1, &idx);
2710 hw->blk[blk].prof.resource_used_hack[res[i]] =
2717 for (i = 0; i < num; i++) {
2718 if (res[i] < hw->blk[blk].es.count) {
2721 ice_free_hw_res(hw, type, 1, &idx);
2722 hw->blk[blk].es.resource_used_hack[res[i]] =
2732 * ice_alloc_tcam_ent - allocate hardware TCAM entry
2733 * @hw: pointer to the HW struct
2734 * @blk: the block to allocate the TCAM for
2735 * @tcam_idx: pointer to variable to receive the TCAM entry
2737 * This function allocates a new entry in a Profile ID TCAM for a specific
2740 static enum ice_status
2741 ice_alloc_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 *tcam_idx)
2745 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2746 return ICE_ERR_PARAM;
2748 return ice_alloc_res_workaround(hw, res_type, 1, tcam_idx);
2752 * ice_free_tcam_ent - free hardware TCAM entry
2753 * @hw: pointer to the HW struct
2754 * @blk: the block from which to free the TCAM entry
2755 * @tcam_idx: the TCAM entry to free
2757 * This function frees an entry in a Profile ID TCAM for a specific block.
2759 static enum ice_status
2760 ice_free_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 tcam_idx)
2764 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2765 return ICE_ERR_PARAM;
2767 return ice_free_res_workaround(hw, res_type, 1, &tcam_idx);
2771 * ice_alloc_prof_id - allocate profile ID
2772 * @hw: pointer to the HW struct
2773 * @blk: the block to allocate the profile ID for
2774 * @prof_id: pointer to variable to receive the profile ID
2776 * This function allocates a new profile ID, which also corresponds to a Field
2777 * Vector (Extraction Sequence) entry.
2779 static enum ice_status
2780 ice_alloc_prof_id(struct ice_hw *hw, enum ice_block blk, u8 *prof_id)
2782 enum ice_status status;
2786 if (!ice_prof_id_rsrc_type(blk, &res_type))
2787 return ICE_ERR_PARAM;
2789 status = ice_alloc_res_workaround(hw, res_type, 1, &get_prof);
2791 *prof_id = (u8)get_prof;
2797 * ice_free_prof_id - free profile ID
2798 * @hw: pointer to the HW struct
2799 * @blk: the block from which to free the profile ID
2800 * @prof_id: the profile ID to free
2802 * This function frees a profile ID, which also corresponds to a Field Vector.
2804 static enum ice_status
2805 ice_free_prof_id(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2807 u16 tmp_prof_id = (u16)prof_id;
2810 if (!ice_prof_id_rsrc_type(blk, &res_type))
2811 return ICE_ERR_PARAM;
2813 return ice_free_res_workaround(hw, res_type, 1, &tmp_prof_id);
2814 /* The following code is a WORKAROUND until DCR 076 is available.
2815 * DCR 076 - Update to Profile ID TCAM Resource Allocation
2817 * Once the DCR 076 changes are available in FW, this code can be
2818 * restored. Original code:
2820 * return ice_free_res(hw, res_type, 1, &tmp_prof_id);
2825 * ice_prof_inc_ref - increment reference count for profile
2826 * @hw: pointer to the HW struct
2827 * @blk: the block from which to free the profile ID
2828 * @prof_id: the profile ID for which to increment the reference count
2830 static enum ice_status
2831 ice_prof_inc_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2833 if (prof_id > hw->blk[blk].es.count)
2834 return ICE_ERR_PARAM;
2836 hw->blk[blk].es.ref_count[prof_id]++;
2842 * ice_write_es - write an extraction sequence to hardware
2843 * @hw: pointer to the HW struct
2844 * @blk: the block in which to write the extraction sequence
2845 * @prof_id: the profile ID to write
2846 * @fv: pointer to the extraction sequence to write - NULL to clear extraction
2849 ice_write_es(struct ice_hw *hw, enum ice_block blk, u8 prof_id,
2850 struct ice_fv_word *fv)
2854 off = prof_id * hw->blk[blk].es.fvw;
2856 ice_memset(&hw->blk[blk].es.t[off], 0, hw->blk[blk].es.fvw *
2857 sizeof(*fv), ICE_NONDMA_MEM);
2858 hw->blk[blk].es.written[prof_id] = false;
2860 ice_memcpy(&hw->blk[blk].es.t[off], fv, hw->blk[blk].es.fvw *
2861 sizeof(*fv), ICE_NONDMA_TO_NONDMA);
2866 * ice_prof_dec_ref - decrement reference count for profile
2867 * @hw: pointer to the HW struct
2868 * @blk: the block from which to free the profile ID
2869 * @prof_id: the profile ID for which to decrement the reference count
2871 static enum ice_status
2872 ice_prof_dec_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2874 if (prof_id > hw->blk[blk].es.count)
2875 return ICE_ERR_PARAM;
2877 if (hw->blk[blk].es.ref_count[prof_id] > 0) {
2878 if (!--hw->blk[blk].es.ref_count[prof_id]) {
2879 ice_write_es(hw, blk, prof_id, NULL);
2880 return ice_free_prof_id(hw, blk, prof_id);
2887 /* Block / table section IDs */
2888 static const u32 ice_blk_sids[ICE_BLK_COUNT][ICE_SID_OFF_COUNT] = {
2892 ICE_SID_PROFID_TCAM_SW,
2893 ICE_SID_PROFID_REDIR_SW,
2900 ICE_SID_PROFID_TCAM_ACL,
2901 ICE_SID_PROFID_REDIR_ACL,
2908 ICE_SID_PROFID_TCAM_FD,
2909 ICE_SID_PROFID_REDIR_FD,
2916 ICE_SID_PROFID_TCAM_RSS,
2917 ICE_SID_PROFID_REDIR_RSS,
2924 ICE_SID_PROFID_TCAM_PE,
2925 ICE_SID_PROFID_REDIR_PE,
2931 * ice_fill_tbl - Reads content of a single table type into database
2932 * @hw: pointer to the hardware structure
2933 * @block_id: Block ID of the table to copy
2934 * @sid: Section ID of the table to copy
2936 * Will attempt to read the entire content of a given table of a single block
2937 * into the driver database. We assume that the buffer will always
2938 * be as large or larger than the data contained in the package. If
2939 * this condition is not met, there is most likely an error in the package
2942 static void ice_fill_tbl(struct ice_hw *hw, enum ice_block block_id, u32 sid)
2944 u32 dst_len, sect_len, offset = 0;
2945 struct ice_prof_redir_section *pr;
2946 struct ice_prof_id_section *pid;
2947 struct ice_xlt1_section *xlt1;
2948 struct ice_xlt2_section *xlt2;
2949 struct ice_sw_fv_section *es;
2950 struct ice_pkg_enum state;
2954 /* if the HW segment pointer is null then the first iteration of
2955 * ice_pkg_enum_section() will fail. In this case the Hw tables will
2956 * not be filled and return success.
2959 ice_debug(hw, ICE_DBG_PKG, "hw->seg is NULL, tables are not filled\n");
2963 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
2965 sect = ice_pkg_enum_section(hw->seg, &state, sid);
2969 case ICE_SID_XLT1_SW:
2970 case ICE_SID_XLT1_FD:
2971 case ICE_SID_XLT1_RSS:
2972 case ICE_SID_XLT1_ACL:
2973 case ICE_SID_XLT1_PE:
2974 xlt1 = (struct ice_xlt1_section *)sect;
2976 sect_len = LE16_TO_CPU(xlt1->count) *
2977 sizeof(*hw->blk[block_id].xlt1.t);
2978 dst = hw->blk[block_id].xlt1.t;
2979 dst_len = hw->blk[block_id].xlt1.count *
2980 sizeof(*hw->blk[block_id].xlt1.t);
2982 case ICE_SID_XLT2_SW:
2983 case ICE_SID_XLT2_FD:
2984 case ICE_SID_XLT2_RSS:
2985 case ICE_SID_XLT2_ACL:
2986 case ICE_SID_XLT2_PE:
2987 xlt2 = (struct ice_xlt2_section *)sect;
2988 src = (u8 *)xlt2->value;
2989 sect_len = LE16_TO_CPU(xlt2->count) *
2990 sizeof(*hw->blk[block_id].xlt2.t);
2991 dst = (u8 *)hw->blk[block_id].xlt2.t;
2992 dst_len = hw->blk[block_id].xlt2.count *
2993 sizeof(*hw->blk[block_id].xlt2.t);
2995 case ICE_SID_PROFID_TCAM_SW:
2996 case ICE_SID_PROFID_TCAM_FD:
2997 case ICE_SID_PROFID_TCAM_RSS:
2998 case ICE_SID_PROFID_TCAM_ACL:
2999 case ICE_SID_PROFID_TCAM_PE:
3000 pid = (struct ice_prof_id_section *)sect;
3001 src = (u8 *)pid->entry;
3002 sect_len = LE16_TO_CPU(pid->count) *
3003 sizeof(*hw->blk[block_id].prof.t);
3004 dst = (u8 *)hw->blk[block_id].prof.t;
3005 dst_len = hw->blk[block_id].prof.count *
3006 sizeof(*hw->blk[block_id].prof.t);
3008 case ICE_SID_PROFID_REDIR_SW:
3009 case ICE_SID_PROFID_REDIR_FD:
3010 case ICE_SID_PROFID_REDIR_RSS:
3011 case ICE_SID_PROFID_REDIR_ACL:
3012 case ICE_SID_PROFID_REDIR_PE:
3013 pr = (struct ice_prof_redir_section *)sect;
3014 src = pr->redir_value;
3015 sect_len = LE16_TO_CPU(pr->count) *
3016 sizeof(*hw->blk[block_id].prof_redir.t);
3017 dst = hw->blk[block_id].prof_redir.t;
3018 dst_len = hw->blk[block_id].prof_redir.count *
3019 sizeof(*hw->blk[block_id].prof_redir.t);
3021 case ICE_SID_FLD_VEC_SW:
3022 case ICE_SID_FLD_VEC_FD:
3023 case ICE_SID_FLD_VEC_RSS:
3024 case ICE_SID_FLD_VEC_ACL:
3025 case ICE_SID_FLD_VEC_PE:
3026 es = (struct ice_sw_fv_section *)sect;
3028 sect_len = LE16_TO_CPU(es->count) *
3029 hw->blk[block_id].es.fvw *
3030 sizeof(*hw->blk[block_id].es.t);
3031 dst = (u8 *)hw->blk[block_id].es.t;
3032 dst_len = hw->blk[block_id].es.count *
3033 hw->blk[block_id].es.fvw *
3034 sizeof(*hw->blk[block_id].es.t);
3040 /* if the section offset exceeds destination length, terminate
3043 if (offset > dst_len)
3046 /* if the sum of section size and offset exceed destination size
3047 * then we are out of bounds of the Hw table size for that PF.
3048 * Changing section length to fill the remaining table space
3051 if ((offset + sect_len) > dst_len)
3052 sect_len = dst_len - offset;
3054 ice_memcpy(dst + offset, src, sect_len, ICE_NONDMA_TO_NONDMA);
3056 sect = ice_pkg_enum_section(NULL, &state, sid);
3061 * ice_fill_blk_tbls - Read package content for tables of a block
3062 * @hw: pointer to the hardware structure
3063 * @block_id: The block ID which contains the tables to be copied
3065 * Reads the current package contents and populates the driver
3066 * database with the data it contains to allow for advanced driver
3069 static void ice_fill_blk_tbls(struct ice_hw *hw, enum ice_block block_id)
3071 ice_fill_tbl(hw, block_id, hw->blk[block_id].xlt1.sid);
3072 ice_fill_tbl(hw, block_id, hw->blk[block_id].xlt2.sid);
3073 ice_fill_tbl(hw, block_id, hw->blk[block_id].prof.sid);
3074 ice_fill_tbl(hw, block_id, hw->blk[block_id].prof_redir.sid);
3075 ice_fill_tbl(hw, block_id, hw->blk[block_id].es.sid);
3079 * ice_free_flow_profs - free flow profile entries
3080 * @hw: pointer to the hardware structure
3082 static void ice_free_flow_profs(struct ice_hw *hw)
3086 for (i = 0; i < ICE_BLK_COUNT; i++) {
3087 struct ice_flow_prof *p, *tmp;
3089 if (!&hw->fl_profs[i])
3092 /* This call is being made as part of resource deallocation
3093 * during unload. Lock acquire and release will not be
3096 LIST_FOR_EACH_ENTRY_SAFE(p, tmp, &hw->fl_profs[i],
3097 ice_flow_prof, l_entry) {
3098 struct ice_flow_entry *e, *t;
3100 LIST_FOR_EACH_ENTRY_SAFE(e, t, &p->entries,
3101 ice_flow_entry, l_entry)
3102 ice_flow_rem_entry(hw, ICE_FLOW_ENTRY_HNDL(e));
3104 LIST_DEL(&p->l_entry);
3106 ice_free(hw, p->acts);
3110 ice_destroy_lock(&hw->fl_profs_locks[i]);
3115 * ice_free_prof_map - frees the profile map
3116 * @hw: pointer to the hardware structure
3117 * @blk: the HW block which contains the profile map to be freed
3119 static void ice_free_prof_map(struct ice_hw *hw, enum ice_block blk)
3121 struct ice_prof_map *del, *tmp;
3123 if (LIST_EMPTY(&hw->blk[blk].es.prof_map))
3126 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &hw->blk[blk].es.prof_map,
3127 ice_prof_map, list) {
3128 LIST_DEL(&del->list);
3134 * ice_free_vsig_tbl - free complete VSIG table entries
3135 * @hw: pointer to the hardware structure
3136 * @blk: the HW block on which to free the VSIG table entries
3138 static void ice_free_vsig_tbl(struct ice_hw *hw, enum ice_block blk)
3142 if (!hw->blk[blk].xlt2.vsig_tbl)
3145 for (i = 1; i < ICE_MAX_VSIGS; i++)
3146 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use)
3147 ice_vsig_free(hw, blk, i);
3151 * ice_free_hw_tbls - free hardware table memory
3152 * @hw: pointer to the hardware structure
3154 void ice_free_hw_tbls(struct ice_hw *hw)
3158 for (i = 0; i < ICE_BLK_COUNT; i++) {
3159 ice_free_prof_map(hw, (enum ice_block)i);
3160 ice_free_vsig_tbl(hw, (enum ice_block)i);
3161 ice_free(hw, hw->blk[i].xlt1.ptypes);
3162 ice_free(hw, hw->blk[i].xlt1.ptg_tbl);
3163 ice_free(hw, hw->blk[i].xlt1.t);
3164 ice_free(hw, hw->blk[i].xlt2.t);
3165 ice_free(hw, hw->blk[i].xlt2.vsig_tbl);
3166 ice_free(hw, hw->blk[i].xlt2.vsis);
3167 ice_free(hw, hw->blk[i].prof.t);
3168 ice_free(hw, hw->blk[i].prof_redir.t);
3169 ice_free(hw, hw->blk[i].es.t);
3170 ice_free(hw, hw->blk[i].es.ref_count);
3172 ice_free(hw, hw->blk[i].es.resource_used_hack);
3173 ice_free(hw, hw->blk[i].prof.resource_used_hack);
3174 ice_free(hw, hw->blk[i].es.written);
3177 ice_memset(hw->blk, 0, sizeof(hw->blk), ICE_NONDMA_MEM);
3179 ice_free_flow_profs(hw);
3183 * ice_init_flow_profs - init flow profile locks and list heads
3184 * @hw: pointer to the hardware structure
3186 static void ice_init_flow_profs(struct ice_hw *hw)
3190 for (i = 0; i < ICE_BLK_COUNT; i++) {
3191 ice_init_lock(&hw->fl_profs_locks[i]);
3192 INIT_LIST_HEAD(&hw->fl_profs[i]);
3197 * ice_init_sw_xlt1_db - init software XLT1 database from HW tables
3198 * @hw: pointer to the hardware structure
3199 * @blk: the HW block to initialize
3202 void ice_init_sw_xlt1_db(struct ice_hw *hw, enum ice_block blk)
3206 for (pt = 0; pt < hw->blk[blk].xlt1.count; pt++) {
3209 ptg = hw->blk[blk].xlt1.t[pt];
3210 if (ptg != ICE_DEFAULT_PTG) {
3211 ice_ptg_alloc_val(hw, blk, ptg);
3212 ice_ptg_add_mv_ptype(hw, blk, pt, ptg);
3218 * ice_init_sw_xlt2_db - init software XLT2 database from HW tables
3219 * @hw: pointer to the hardware structure
3220 * @blk: the HW block to initialize
3223 void ice_init_sw_xlt2_db(struct ice_hw *hw, enum ice_block blk)
3227 for (vsi = 0; vsi < hw->blk[blk].xlt2.count; vsi++) {
3230 vsig = hw->blk[blk].xlt2.t[vsi];
3232 ice_vsig_alloc_val(hw, blk, vsig);
3233 ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
3234 /* no changes at this time, since this has been
3235 * initialized from the original package
3237 hw->blk[blk].xlt2.vsis[vsi].changed = 0;
3243 * ice_init_sw_db - init software database from HW tables
3244 * @hw: pointer to the hardware structure
3247 void ice_init_sw_db(struct ice_hw *hw)
3251 for (i = 0; i < ICE_BLK_COUNT; i++) {
3252 ice_init_sw_xlt1_db(hw, (enum ice_block)i);
3253 ice_init_sw_xlt2_db(hw, (enum ice_block)i);
3258 * ice_init_hw_tbls - init hardware table memory
3259 * @hw: pointer to the hardware structure
3261 enum ice_status ice_init_hw_tbls(struct ice_hw *hw)
3265 ice_init_flow_profs(hw);
3267 for (i = 0; i < ICE_BLK_COUNT; i++) {
3268 struct ice_prof_redir *prof_redir = &hw->blk[i].prof_redir;
3269 struct ice_prof_tcam *prof = &hw->blk[i].prof;
3270 struct ice_xlt1 *xlt1 = &hw->blk[i].xlt1;
3271 struct ice_xlt2 *xlt2 = &hw->blk[i].xlt2;
3272 struct ice_es *es = &hw->blk[i].es;
3274 hw->blk[i].overwrite = blk_sizes[i].overwrite;
3275 es->reverse = blk_sizes[i].reverse;
3277 xlt1->sid = ice_blk_sids[i][ICE_SID_XLT1_OFF];
3278 xlt1->count = blk_sizes[i].xlt1;
3280 xlt1->ptypes = (struct ice_ptg_ptype *)
3281 ice_calloc(hw, xlt1->count, sizeof(*xlt1->ptypes));
3286 xlt1->ptg_tbl = (struct ice_ptg_entry *)
3287 ice_calloc(hw, ICE_MAX_PTGS, sizeof(*xlt1->ptg_tbl));
3292 xlt1->t = (u8 *)ice_calloc(hw, xlt1->count, sizeof(*xlt1->t));
3296 xlt2->sid = ice_blk_sids[i][ICE_SID_XLT2_OFF];
3297 xlt2->count = blk_sizes[i].xlt2;
3299 xlt2->vsis = (struct ice_vsig_vsi *)
3300 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsis));
3305 xlt2->vsig_tbl = (struct ice_vsig_entry *)
3306 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsig_tbl));
3307 if (!xlt2->vsig_tbl)
3310 xlt2->t = (u16 *)ice_calloc(hw, xlt2->count, sizeof(*xlt2->t));
3314 prof->sid = ice_blk_sids[i][ICE_SID_PR_OFF];
3315 prof->count = blk_sizes[i].prof_tcam;
3316 prof->max_prof_id = blk_sizes[i].prof_id;
3317 prof->cdid_bits = blk_sizes[i].prof_cdid_bits;
3318 prof->t = (struct ice_prof_tcam_entry *)
3319 ice_calloc(hw, prof->count, sizeof(*prof->t));
3324 prof_redir->sid = ice_blk_sids[i][ICE_SID_PR_REDIR_OFF];
3325 prof_redir->count = blk_sizes[i].prof_redir;
3326 prof_redir->t = (u8 *)ice_calloc(hw, prof_redir->count,
3327 sizeof(*prof_redir->t));
3332 es->sid = ice_blk_sids[i][ICE_SID_ES_OFF];
3333 es->count = blk_sizes[i].es;
3334 es->fvw = blk_sizes[i].fvw;
3335 es->t = (struct ice_fv_word *)
3336 ice_calloc(hw, es->count * es->fvw, sizeof(*es->t));
3341 es->ref_count = (u16 *)
3342 ice_calloc(hw, es->count, sizeof(*es->ref_count));
3344 es->written = (u8 *)
3345 ice_calloc(hw, es->count, sizeof(*es->written));
3350 es->resource_used_hack = (u8 *)
3351 ice_calloc(hw, hw->blk[i].es.count, sizeof(u8));
3353 if (!es->resource_used_hack)
3356 prof->resource_used_hack = (u8 *)ice_calloc(hw, prof->count,
3359 if (!prof->resource_used_hack)
3362 INIT_LIST_HEAD(&es->prof_map);
3364 /* Now that tables are allocated, read in package data */
3365 ice_fill_blk_tbls(hw, (enum ice_block)i);
3373 ice_free_hw_tbls(hw);
3374 return ICE_ERR_NO_MEMORY;
3378 * ice_prof_gen_key - generate profile ID key
3379 * @hw: pointer to the HW struct
3380 * @blk: the block in which to write profile ID to
3381 * @ptg: packet type group (PTG) portion of key
3382 * @vsig: VSIG portion of key
3383 * @cdid: cdid portion of key
3384 * @flags: flag portion of key
3385 * @vl_msk: valid mask
3386 * @dc_msk: don't care mask
3387 * @nm_msk: never match mask
3388 * @key: output of profile ID key
3390 static enum ice_status
3391 ice_prof_gen_key(struct ice_hw *hw, enum ice_block blk, u8 ptg, u16 vsig,
3392 u8 cdid, u16 flags, u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3393 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ], u8 nm_msk[ICE_TCAM_KEY_VAL_SZ],
3394 u8 key[ICE_TCAM_KEY_SZ])
3396 struct ice_prof_id_key inkey;
3399 inkey.xlt2_cdid = CPU_TO_LE16(vsig);
3400 inkey.flags = CPU_TO_LE16(flags);
3402 switch (hw->blk[blk].prof.cdid_bits) {
3406 #define ICE_CD_2_M 0xC000U
3407 #define ICE_CD_2_S 14
3408 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_2_M);
3409 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_2_S);
3412 #define ICE_CD_4_M 0xF000U
3413 #define ICE_CD_4_S 12
3414 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_4_M);
3415 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_4_S);
3418 #define ICE_CD_8_M 0xFF00U
3419 #define ICE_CD_8_S 16
3420 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_8_M);
3421 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_8_S);
3424 ice_debug(hw, ICE_DBG_PKG, "Error in profile config\n");
3428 return ice_set_key(key, ICE_TCAM_KEY_SZ, (u8 *)&inkey, vl_msk, dc_msk,
3429 nm_msk, 0, ICE_TCAM_KEY_SZ / 2);
3433 * ice_tcam_write_entry - write TCAM entry
3434 * @hw: pointer to the HW struct
3435 * @blk: the block in which to write profile ID to
3436 * @idx: the entry index to write to
3437 * @prof_id: profile ID
3438 * @ptg: packet type group (PTG) portion of key
3439 * @vsig: VSIG portion of key
3440 * @cdid: cdid portion of key
3441 * @flags: flag portion of key
3442 * @vl_msk: valid mask
3443 * @dc_msk: don't care mask
3444 * @nm_msk: never match mask
3446 static enum ice_status
3447 ice_tcam_write_entry(struct ice_hw *hw, enum ice_block blk, u16 idx,
3448 u8 prof_id, u8 ptg, u16 vsig, u8 cdid, u16 flags,
3449 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3450 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ],
3451 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ])
3453 struct ice_prof_tcam_entry;
3454 enum ice_status status;
3456 status = ice_prof_gen_key(hw, blk, ptg, vsig, cdid, flags, vl_msk,
3457 dc_msk, nm_msk, hw->blk[blk].prof.t[idx].key);
3459 hw->blk[blk].prof.t[idx].addr = CPU_TO_LE16(idx);
3460 hw->blk[blk].prof.t[idx].prof_id = prof_id;
3467 * ice_vsig_get_ref - returns number of VSIs belong to a VSIG
3468 * @hw: pointer to the hardware structure
3470 * @vsig: VSIG to query
3471 * @refs: pointer to variable to receive the reference count
3473 static enum ice_status
3474 ice_vsig_get_ref(struct ice_hw *hw, enum ice_block blk, u16 vsig, u16 *refs)
3476 u16 idx = vsig & ICE_VSIG_IDX_M;
3477 struct ice_vsig_vsi *ptr;
3480 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
3481 return ICE_ERR_DOES_NOT_EXIST;
3483 ptr = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
3486 ptr = ptr->next_vsi;
3493 * ice_get_ptg - get or allocate a ptg for a ptype
3494 * @hw: pointer to the hardware structure
3496 * @ptype: the ptype to retrieve the PTG for
3497 * @ptg: receives the PTG of the ptype
3498 * @add: receive boolean indicating whether PTG was added or not
3500 static enum ice_status
3501 ice_get_ptg(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg,
3504 enum ice_status status;
3506 *ptg = ICE_DEFAULT_PTG;
3509 status = ice_ptg_find_ptype(hw, blk, ptype, ptg);
3513 if (*ptg == ICE_DEFAULT_PTG) {
3514 /* need to allocate a PTG, and add ptype to it */
3515 *ptg = ice_ptg_alloc(hw, blk);
3516 if (*ptg == ICE_DEFAULT_PTG)
3517 return ICE_ERR_HW_TABLE;
3519 status = ice_ptg_add_mv_ptype(hw, blk, ptype, *ptg);
3521 return ICE_ERR_HW_TABLE;
3530 * ice_has_prof_vsig - check to see if VSIG has a specific profile
3531 * @hw: pointer to the hardware structure
3533 * @vsig: VSIG to check against
3534 * @hdl: profile handle
3537 ice_has_prof_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl)
3539 u16 idx = vsig & ICE_VSIG_IDX_M;
3540 struct ice_vsig_prof *ent;
3542 LIST_FOR_EACH_ENTRY(ent, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
3543 ice_vsig_prof, list) {
3544 if (ent->profile_cookie == hdl)
3548 ice_debug(hw, ICE_DBG_INIT,
3549 "Characteristic list for VSI group %d not found.\n",
3555 * ice_prof_bld_es - build profile ID extraction sequence changes
3556 * @hw: pointer to the HW struct
3557 * @blk: hardware block
3558 * @bld: the update package buffer build to add to
3559 * @chgs: the list of changes to make in hardware
3561 static enum ice_status
3562 ice_prof_bld_es(struct ice_hw *hw, enum ice_block blk,
3563 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3565 u16 vec_size = hw->blk[blk].es.fvw * sizeof(struct ice_fv_word);
3566 struct ice_chs_chg *tmp;
3568 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3569 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_prof) {
3570 u16 off = tmp->prof_id * hw->blk[blk].es.fvw;
3571 struct ice_pkg_es *p;
3574 id = ice_sect_id(blk, ICE_VEC_TBL);
3575 p = (struct ice_pkg_es *)
3576 ice_pkg_buf_alloc_section(bld, id, sizeof(*p) +
3581 return ICE_ERR_MAX_LIMIT;
3583 p->count = CPU_TO_LE16(1);
3584 p->offset = CPU_TO_LE16(tmp->prof_id);
3586 ice_memcpy(p->es, &hw->blk[blk].es.t[off], vec_size,
3587 ICE_NONDMA_TO_NONDMA);
3595 * ice_prof_bld_tcam - build profile ID TCAM changes
3596 * @hw: pointer to the HW struct
3597 * @blk: hardware block
3598 * @bld: the update package buffer build to add to
3599 * @chgs: the list of changes to make in hardware
3601 static enum ice_status
3602 ice_prof_bld_tcam(struct ice_hw *hw, enum ice_block blk,
3603 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3605 struct ice_chs_chg *tmp;
3607 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3608 if (tmp->type == ICE_TCAM_ADD && tmp->add_tcam_idx) {
3609 struct ice_prof_id_section *p;
3612 id = ice_sect_id(blk, ICE_PROF_TCAM);
3613 p = (struct ice_prof_id_section *)
3614 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3617 return ICE_ERR_MAX_LIMIT;
3619 p->count = CPU_TO_LE16(1);
3620 p->entry[0].addr = CPU_TO_LE16(tmp->tcam_idx);
3621 p->entry[0].prof_id = tmp->prof_id;
3623 ice_memcpy(p->entry[0].key,
3624 &hw->blk[blk].prof.t[tmp->tcam_idx].key,
3625 sizeof(hw->blk[blk].prof.t->key),
3626 ICE_NONDMA_TO_NONDMA);
3634 * ice_prof_bld_xlt1 - build XLT1 changes
3635 * @blk: hardware block
3636 * @bld: the update package buffer build to add to
3637 * @chgs: the list of changes to make in hardware
3639 static enum ice_status
3640 ice_prof_bld_xlt1(enum ice_block blk, struct ice_buf_build *bld,
3641 struct LIST_HEAD_TYPE *chgs)
3643 struct ice_chs_chg *tmp;
3645 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3646 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_ptg) {
3647 struct ice_xlt1_section *p;
3650 id = ice_sect_id(blk, ICE_XLT1);
3651 p = (struct ice_xlt1_section *)
3652 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3655 return ICE_ERR_MAX_LIMIT;
3657 p->count = CPU_TO_LE16(1);
3658 p->offset = CPU_TO_LE16(tmp->ptype);
3659 p->value[0] = tmp->ptg;
3667 * ice_prof_bld_xlt2 - build XLT2 changes
3668 * @blk: hardware block
3669 * @bld: the update package buffer build to add to
3670 * @chgs: the list of changes to make in hardware
3672 static enum ice_status
3673 ice_prof_bld_xlt2(enum ice_block blk, struct ice_buf_build *bld,
3674 struct LIST_HEAD_TYPE *chgs)
3676 struct ice_chs_chg *tmp;
3678 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3681 if (tmp->type == ICE_VSIG_ADD)
3683 else if (tmp->type == ICE_VSI_MOVE)
3685 else if (tmp->type == ICE_VSIG_REM)
3689 struct ice_xlt2_section *p;
3692 id = ice_sect_id(blk, ICE_XLT2);
3693 p = (struct ice_xlt2_section *)
3694 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3697 return ICE_ERR_MAX_LIMIT;
3699 p->count = CPU_TO_LE16(1);
3700 p->offset = CPU_TO_LE16(tmp->vsi);
3701 p->value[0] = CPU_TO_LE16(tmp->vsig);
3709 * ice_upd_prof_hw - update hardware using the change list
3710 * @hw: pointer to the HW struct
3711 * @blk: hardware block
3712 * @chgs: the list of changes to make in hardware
3714 static enum ice_status
3715 ice_upd_prof_hw(struct ice_hw *hw, enum ice_block blk,
3716 struct LIST_HEAD_TYPE *chgs)
3718 struct ice_buf_build *b;
3719 struct ice_chs_chg *tmp;
3720 enum ice_status status;
3728 /* count number of sections we need */
3729 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3730 switch (tmp->type) {
3731 case ICE_PTG_ES_ADD:
3749 sects = xlt1 + xlt2 + tcam + es;
3754 /* Build update package buffer */
3755 b = ice_pkg_buf_alloc(hw);
3757 return ICE_ERR_NO_MEMORY;
3759 status = ice_pkg_buf_reserve_section(b, sects);
3763 /* Preserve order of table update: ES, TCAM, PTG, VSIG */
3765 status = ice_prof_bld_es(hw, blk, b, chgs);
3771 status = ice_prof_bld_tcam(hw, blk, b, chgs);
3777 status = ice_prof_bld_xlt1(blk, b, chgs);
3783 status = ice_prof_bld_xlt2(blk, b, chgs);
3788 /* After package buffer build check if the section count in buffer is
3789 * non-zero and matches the number of sections detected for package
3792 pkg_sects = ice_pkg_buf_get_active_sections(b);
3793 if (!pkg_sects || pkg_sects != sects) {
3794 status = ICE_ERR_INVAL_SIZE;
3798 /* update package */
3799 status = ice_update_pkg(hw, ice_pkg_buf(b), 1);
3800 if (status == ICE_ERR_AQ_ERROR)
3801 ice_debug(hw, ICE_DBG_INIT, "Unable to update HW profile.");
3804 ice_pkg_buf_free(hw, b);
3809 * ice_update_fd_mask - set Flow Director Field Vector mask for a profile
3810 * @hw: pointer to the HW struct
3811 * @prof_id: profile ID
3812 * @mask_sel: mask select
3814 * This function enable any of the masks selected by the mask select parameter
3815 * for the profile specified.
3817 static void ice_update_fd_mask(struct ice_hw *hw, u16 prof_id, u32 mask_sel)
3819 wr32(hw, GLQF_FDMASK_SEL(prof_id), mask_sel);
3821 ice_debug(hw, ICE_DBG_INIT, "fd mask(%d): %x = %x\n", prof_id,
3822 GLQF_FDMASK_SEL(prof_id), mask_sel);
3825 #define ICE_SRC_DST_MAX_COUNT 8
3827 struct ice_fd_src_dst_pair {
3833 static const struct ice_fd_src_dst_pair ice_fd_pairs[] = {
3834 /* These are defined in pairs */
3835 { ICE_PROT_IPV4_OF_OR_S, 2, 12 },
3836 { ICE_PROT_IPV4_OF_OR_S, 2, 16 },
3838 { ICE_PROT_IPV4_IL, 2, 12 },
3839 { ICE_PROT_IPV4_IL, 2, 16 },
3841 { ICE_PROT_IPV6_OF_OR_S, 8, 8 },
3842 { ICE_PROT_IPV6_OF_OR_S, 8, 24 },
3844 { ICE_PROT_IPV6_IL, 8, 8 },
3845 { ICE_PROT_IPV6_IL, 8, 24 },
3847 { ICE_PROT_TCP_IL, 1, 0 },
3848 { ICE_PROT_TCP_IL, 1, 2 },
3850 { ICE_PROT_UDP_OF, 1, 0 },
3851 { ICE_PROT_UDP_OF, 1, 2 },
3853 { ICE_PROT_UDP_IL_OR_S, 1, 0 },
3854 { ICE_PROT_UDP_IL_OR_S, 1, 2 },
3856 { ICE_PROT_SCTP_IL, 1, 0 },
3857 { ICE_PROT_SCTP_IL, 1, 2 }
3860 #define ICE_FD_SRC_DST_PAIR_COUNT ARRAY_SIZE(ice_fd_pairs)
3863 * ice_update_fd_swap - set register appropriately for a FD FV extraction
3864 * @hw: pointer to the HW struct
3865 * @prof_id: profile ID
3866 * @es: extraction sequence (length of array is determined by the block)
3868 static enum ice_status
3869 ice_update_fd_swap(struct ice_hw *hw, u16 prof_id, struct ice_fv_word *es)
3871 ice_declare_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
3872 u8 pair_start[ICE_FD_SRC_DST_PAIR_COUNT] = { 0 };
3873 #define ICE_FD_FV_NOT_FOUND (-2)
3874 s8 first_free = ICE_FD_FV_NOT_FOUND;
3875 u8 used[ICE_MAX_FV_WORDS] = { 0 };
3880 ice_memset(pair_list, 0, sizeof(pair_list), ICE_NONDMA_MEM);
3882 ice_init_fd_mask_regs(hw);
3884 /* This code assumes that the Flow Director field vectors are assigned
3885 * from the end of the FV indexes working towards the zero index, that
3886 * only complete fields will be included and will be consecutive, and
3887 * that there are no gaps between valid indexes.
3890 /* Determine swap fields present */
3891 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
3892 /* Find the first free entry, assuming right to left population.
3893 * This is where we can start adding additional pairs if needed.
3895 if (first_free == ICE_FD_FV_NOT_FOUND && es[i].prot_id !=
3899 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++) {
3900 if (es[i].prot_id == ice_fd_pairs[j].prot_id &&
3901 es[i].off == ice_fd_pairs[j].off) {
3902 ice_set_bit(j, pair_list);
3908 orig_free = first_free;
3910 /* determine missing swap fields that need to be added */
3911 for (i = 0; i < ICE_FD_SRC_DST_PAIR_COUNT; i += 2) {
3912 u8 bit1 = ice_is_bit_set(pair_list, i + 1);
3913 u8 bit0 = ice_is_bit_set(pair_list, i);
3918 /* add the appropriate 'paired' entry */
3924 /* check for room */
3925 if (first_free + 1 < ice_fd_pairs[index].count)
3926 return ICE_ERR_MAX_LIMIT;
3928 /* place in extraction sequence */
3929 for (k = 0; k < ice_fd_pairs[index].count; k++) {
3930 es[first_free - k].prot_id =
3931 ice_fd_pairs[index].prot_id;
3932 es[first_free - k].off =
3933 ice_fd_pairs[index].off + (k * 2);
3935 /* keep track of non-relevant fields */
3936 mask_sel |= 1 << (first_free - k);
3939 pair_start[index] = first_free;
3940 first_free -= ice_fd_pairs[index].count;
3944 /* fill in the swap array */
3945 si = hw->blk[ICE_BLK_FD].es.fvw - 1;
3947 u8 indexes_used = 1;
3949 /* assume flat at this index */
3950 #define ICE_SWAP_VALID 0x80
3951 used[si] = si | ICE_SWAP_VALID;
3953 if (orig_free == ICE_FD_FV_NOT_FOUND || si <= orig_free) {
3958 /* check for a swap location */
3959 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++) {
3960 if (es[si].prot_id == ice_fd_pairs[j].prot_id &&
3961 es[si].off == ice_fd_pairs[j].off) {
3964 /* determine the appropriate matching field */
3965 idx = j + ((j % 2) ? -1 : 1);
3967 indexes_used = ice_fd_pairs[idx].count;
3968 for (k = 0; k < indexes_used; k++) {
3969 used[si - k] = (pair_start[idx] - k) |
3980 /* for each set of 4 swap indexes, write the appropriate register */
3981 for (j = 0; j < hw->blk[ICE_BLK_FD].es.fvw / 4; j++) {
3984 for (k = 0; k < 4; k++) {
3989 raw_entry |= used[idx] << (k * 8);
3992 /* write the appropriate register set, based on HW block */
3993 wr32(hw, GLQF_FDSWAP(prof_id, j), raw_entry);
3995 ice_debug(hw, ICE_DBG_INIT, "swap wr(%d, %d): %x = %x\n",
3996 prof_id, j, GLQF_FDSWAP(prof_id, j), raw_entry);
3999 /* update the masks for this profile to be sure we ignore fields that
4000 * are not relevant to our match criteria
4002 ice_update_fd_mask(hw, prof_id, mask_sel);
4008 * ice_add_prof - add profile
4009 * @hw: pointer to the HW struct
4010 * @blk: hardware block
4011 * @id: profile tracking ID
4012 * @ptypes: array of bitmaps indicating ptypes (ICE_FLOW_PTYPE_MAX bits)
4013 * @es: extraction sequence (length of array is determined by the block)
4015 * This function registers a profile, which matches a set of PTYPES with a
4016 * particular extraction sequence. While the hardware profile is allocated
4017 * it will not be written until the first call to ice_add_flow that specifies
4018 * the ID value used here.
4021 ice_add_prof(struct ice_hw *hw, enum ice_block blk, u64 id, u8 ptypes[],
4022 struct ice_fv_word *es)
4024 u32 bytes = DIVIDE_AND_ROUND_UP(ICE_FLOW_PTYPE_MAX, BITS_PER_BYTE);
4025 struct ice_prof_map *prof;
4026 enum ice_status status;
4030 /* search for existing profile */
4031 status = ice_find_prof_id(hw, blk, es, &prof_id);
4033 /* allocate profile ID */
4034 status = ice_alloc_prof_id(hw, blk, &prof_id);
4036 goto err_ice_add_prof;
4037 if (blk == ICE_BLK_FD) {
4038 /* For Flow Director block, the extraction sequence may
4039 * need to be altered in the case where there are paired
4040 * fields that have no match. This is necessary because
4041 * for Flow Director, src and dest fields need to paired
4042 * for filter programming and these values are swapped
4045 status = ice_update_fd_swap(hw, prof_id, es);
4047 goto err_ice_add_prof;
4050 /* and write new es */
4051 ice_write_es(hw, blk, prof_id, es);
4054 ice_prof_inc_ref(hw, blk, prof_id);
4056 /* add profile info */
4058 prof = (struct ice_prof_map *)ice_malloc(hw, sizeof(*prof));
4060 goto err_ice_add_prof;
4062 prof->profile_cookie = id;
4063 prof->prof_id = prof_id;
4064 prof->ptype_count = 0;
4067 /* build list of ptgs */
4068 while (bytes && prof->ptype_count < ICE_MAX_PTYPE_PER_PROFILE) {
4071 if (!ptypes[byte]) {
4076 /* Examine 8 bits per byte */
4077 for (bit = 0; bit < 8; bit++) {
4078 if (ptypes[byte] & 1 << bit) {
4082 ptype = byte * 8 + bit;
4083 if (ptype < ICE_FLOW_PTYPE_MAX) {
4084 prof->ptype[prof->ptype_count] = ptype;
4086 if (++prof->ptype_count >=
4087 ICE_MAX_PTYPE_PER_PROFILE)
4091 /* nothing left in byte, then exit */
4092 m = ~((1 << (bit + 1)) - 1);
4093 if (!(ptypes[byte] & m))
4101 LIST_ADD(&prof->list, &hw->blk[blk].es.prof_map);
4110 * ice_search_prof_id - Search for a profile tracking ID
4111 * @hw: pointer to the HW struct
4112 * @blk: hardware block
4113 * @id: profile tracking ID
4115 * This will search for a profile tracking ID which was previously added.
4117 struct ice_prof_map *
4118 ice_search_prof_id(struct ice_hw *hw, enum ice_block blk, u64 id)
4120 struct ice_prof_map *entry = NULL;
4121 struct ice_prof_map *map;
4123 LIST_FOR_EACH_ENTRY(map, &hw->blk[blk].es.prof_map, ice_prof_map,
4125 if (map->profile_cookie == id) {
4135 * ice_set_prof_context - Set context for a given profile
4136 * @hw: pointer to the HW struct
4137 * @blk: hardware block
4138 * @id: profile tracking ID
4141 struct ice_prof_map *
4142 ice_set_prof_context(struct ice_hw *hw, enum ice_block blk, u64 id, u64 cntxt)
4144 struct ice_prof_map *entry;
4146 entry = ice_search_prof_id(hw, blk, id);
4148 entry->context = cntxt;
4154 * ice_get_prof_context - Get context for a given profile
4155 * @hw: pointer to the HW struct
4156 * @blk: hardware block
4157 * @id: profile tracking ID
4158 * @cntxt: pointer to variable to receive the context
4160 struct ice_prof_map *
4161 ice_get_prof_context(struct ice_hw *hw, enum ice_block blk, u64 id, u64 *cntxt)
4163 struct ice_prof_map *entry;
4165 entry = ice_search_prof_id(hw, blk, id);
4167 *cntxt = entry->context;
4173 * ice_vsig_prof_id_count - count profiles in a VSIG
4174 * @hw: pointer to the HW struct
4175 * @blk: hardware block
4176 * @vsig: VSIG to remove the profile from
4179 ice_vsig_prof_id_count(struct ice_hw *hw, enum ice_block blk, u16 vsig)
4181 u16 idx = vsig & ICE_VSIG_IDX_M, count = 0;
4182 struct ice_vsig_prof *p;
4184 LIST_FOR_EACH_ENTRY(p, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4185 ice_vsig_prof, list) {
4193 * ice_rel_tcam_idx - release a TCAM index
4194 * @hw: pointer to the HW struct
4195 * @blk: hardware block
4196 * @idx: the index to release
4198 static enum ice_status
4199 ice_rel_tcam_idx(struct ice_hw *hw, enum ice_block blk, u16 idx)
4201 /* Masks to invoke a never match entry */
4202 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
4203 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFE, 0xFF, 0xFF, 0xFF, 0xFF };
4204 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4205 enum ice_status status;
4207 /* write the TCAM entry */
4208 status = ice_tcam_write_entry(hw, blk, idx, 0, 0, 0, 0, 0, vl_msk,
4213 /* release the TCAM entry */
4214 status = ice_free_tcam_ent(hw, blk, idx);
4220 * ice_rem_prof_id - remove one profile from a VSIG
4221 * @hw: pointer to the HW struct
4222 * @blk: hardware block
4223 * @prof: pointer to profile structure to remove
4225 static enum ice_status
4226 ice_rem_prof_id(struct ice_hw *hw, enum ice_block blk,
4227 struct ice_vsig_prof *prof)
4229 enum ice_status status;
4232 for (i = 0; i < prof->tcam_count; i++) {
4233 prof->tcam[i].in_use = false;
4234 status = ice_rel_tcam_idx(hw, blk, prof->tcam[i].tcam_idx);
4236 return ICE_ERR_HW_TABLE;
4243 * ice_rem_vsig - remove VSIG
4244 * @hw: pointer to the HW struct
4245 * @blk: hardware block
4246 * @vsig: the VSIG to remove
4247 * @chg: the change list
4249 static enum ice_status
4250 ice_rem_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4251 struct LIST_HEAD_TYPE *chg)
4253 u16 idx = vsig & ICE_VSIG_IDX_M;
4254 struct ice_vsig_vsi *vsi_cur;
4255 struct ice_vsig_prof *d, *t;
4256 enum ice_status status;
4258 /* remove TCAM entries */
4259 LIST_FOR_EACH_ENTRY_SAFE(d, t,
4260 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4261 ice_vsig_prof, list) {
4262 status = ice_rem_prof_id(hw, blk, d);
4270 /* Move all VSIS associated with this VSIG to the default VSIG */
4271 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
4272 /* If the VSIG has at least 1 VSI then iterate through the list
4273 * and remove the VSIs before deleting the group.
4277 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
4278 struct ice_chs_chg *p;
4280 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4282 return ICE_ERR_NO_MEMORY;
4284 p->type = ICE_VSIG_REM;
4285 p->orig_vsig = vsig;
4286 p->vsig = ICE_DEFAULT_VSIG;
4287 p->vsi = vsi_cur - hw->blk[blk].xlt2.vsis;
4289 LIST_ADD(&p->list_entry, chg);
4295 status = ice_vsig_free(hw, blk, vsig);
4301 * ice_rem_prof_id_vsig - remove a specific profile from a VSIG
4302 * @hw: pointer to the HW struct
4303 * @blk: hardware block
4304 * @vsig: VSIG to remove the profile from
4305 * @hdl: profile handle indicating which profile to remove
4306 * @chg: list to receive a record of changes
4308 static enum ice_status
4309 ice_rem_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
4310 struct LIST_HEAD_TYPE *chg)
4312 u16 idx = vsig & ICE_VSIG_IDX_M;
4313 struct ice_vsig_prof *p, *t;
4314 enum ice_status status;
4316 LIST_FOR_EACH_ENTRY_SAFE(p, t,
4317 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4318 ice_vsig_prof, list) {
4319 if (p->profile_cookie == hdl) {
4320 if (ice_vsig_prof_id_count(hw, blk, vsig) == 1)
4321 /* this is the last profile, remove the VSIG */
4322 return ice_rem_vsig(hw, blk, vsig, chg);
4324 status = ice_rem_prof_id(hw, blk, p);
4333 return ICE_ERR_DOES_NOT_EXIST;
4337 * ice_rem_flow_all - remove all flows with a particular profile
4338 * @hw: pointer to the HW struct
4339 * @blk: hardware block
4340 * @id: profile tracking ID
4342 static enum ice_status
4343 ice_rem_flow_all(struct ice_hw *hw, enum ice_block blk, u64 id)
4345 struct ice_chs_chg *del, *tmp;
4346 struct LIST_HEAD_TYPE chg;
4347 enum ice_status status;
4350 INIT_LIST_HEAD(&chg);
4352 for (i = 1; i < ICE_MAX_VSIGS; i++) {
4353 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use) {
4354 if (ice_has_prof_vsig(hw, blk, i, id)) {
4355 status = ice_rem_prof_id_vsig(hw, blk, i, id,
4358 goto err_ice_rem_flow_all;
4363 status = ice_upd_prof_hw(hw, blk, &chg);
4365 err_ice_rem_flow_all:
4366 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
4367 LIST_DEL(&del->list_entry);
4375 * ice_rem_prof - remove profile
4376 * @hw: pointer to the HW struct
4377 * @blk: hardware block
4378 * @id: profile tracking ID
4380 * This will remove the profile specified by the ID parameter, which was
4381 * previously created through ice_add_prof. If any existing entries
4382 * are associated with this profile, they will be removed as well.
4384 enum ice_status ice_rem_prof(struct ice_hw *hw, enum ice_block blk, u64 id)
4386 enum ice_status status;
4387 struct ice_prof_map *pmap;
4389 pmap = ice_search_prof_id(hw, blk, id);
4391 return ICE_ERR_DOES_NOT_EXIST;
4393 status = ice_free_prof_id(hw, blk, pmap->prof_id);
4398 /* remove all flows with this profile */
4399 status = ice_rem_flow_all(hw, blk, pmap->profile_cookie);
4402 /* dereference profile, and possibly remove */
4403 ice_prof_dec_ref(hw, blk, pmap->prof_id);
4405 LIST_DEL(&pmap->list);
4412 * ice_get_prof_ptgs - get ptgs for profile
4413 * @hw: pointer to the HW struct
4414 * @blk: hardware block
4415 * @hdl: profile handle
4418 static enum ice_status
4419 ice_get_prof_ptgs(struct ice_hw *hw, enum ice_block blk, u64 hdl,
4420 struct LIST_HEAD_TYPE *chg)
4422 struct ice_prof_map *map;
4423 struct ice_chs_chg *p;
4426 /* Get the details on the profile specified by the handle ID */
4427 map = ice_search_prof_id(hw, blk, hdl);
4429 return ICE_ERR_DOES_NOT_EXIST;
4431 for (i = 0; i < map->ptype_count; i++) {
4432 enum ice_status status;
4436 status = ice_get_ptg(hw, blk, map->ptype[i], &ptg, &add);
4438 goto err_ice_get_prof_ptgs;
4440 if (add || !hw->blk[blk].es.written[map->prof_id]) {
4441 /* add PTG to change list */
4442 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4444 goto err_ice_get_prof_ptgs;
4446 p->type = ICE_PTG_ES_ADD;
4447 p->ptype = map->ptype[i];
4451 p->add_prof = !hw->blk[blk].es.written[map->prof_id];
4452 p->prof_id = map->prof_id;
4454 hw->blk[blk].es.written[map->prof_id] = true;
4456 LIST_ADD(&p->list_entry, chg);
4462 err_ice_get_prof_ptgs:
4463 /* let caller clean up the change list */
4464 return ICE_ERR_NO_MEMORY;
4468 * ice_get_profs_vsig - get a copy of the list of profiles from a VSIG
4469 * @hw: pointer to the HW struct
4470 * @blk: hardware block
4471 * @vsig: VSIG from which to copy the list
4474 * This routine makes a copy of the list of profiles in the specified VSIG.
4476 static enum ice_status
4477 ice_get_profs_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4478 struct LIST_HEAD_TYPE *lst)
4480 struct ice_vsig_prof *ent1, *ent2;
4481 u16 idx = vsig & ICE_VSIG_IDX_M;
4483 LIST_FOR_EACH_ENTRY(ent1, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4484 ice_vsig_prof, list) {
4485 struct ice_vsig_prof *p;
4487 /* copy to the input list */
4488 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
4490 goto err_ice_get_profs_vsig;
4492 ice_memcpy(p, ent1, sizeof(*p), ICE_NONDMA_TO_NONDMA);
4494 LIST_ADD_TAIL(&p->list, lst);
4499 err_ice_get_profs_vsig:
4500 LIST_FOR_EACH_ENTRY_SAFE(ent1, ent2, lst, ice_vsig_prof, list) {
4501 LIST_DEL(&ent1->list);
4505 return ICE_ERR_NO_MEMORY;
4509 * ice_add_prof_to_lst - add profile entry to a list
4510 * @hw: pointer to the HW struct
4511 * @blk: hardware block
4512 * @lst: the list to be added to
4513 * @hdl: profile handle of entry to add
4515 static enum ice_status
4516 ice_add_prof_to_lst(struct ice_hw *hw, enum ice_block blk,
4517 struct LIST_HEAD_TYPE *lst, u64 hdl)
4519 struct ice_vsig_prof *p;
4520 struct ice_prof_map *map;
4523 map = ice_search_prof_id(hw, blk, hdl);
4525 return ICE_ERR_DOES_NOT_EXIST;
4527 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
4529 return ICE_ERR_NO_MEMORY;
4531 p->profile_cookie = map->profile_cookie;
4532 p->prof_id = map->prof_id;
4533 p->tcam_count = map->ptype_count;
4535 for (i = 0; i < map->ptype_count; i++) {
4538 p->tcam[i].prof_id = map->prof_id;
4539 p->tcam[i].tcam_idx = ICE_INVALID_TCAM;
4541 ice_ptg_find_ptype(hw, blk, map->ptype[i], &ptg);
4543 p->tcam[i].ptg = ptg;
4546 LIST_ADD(&p->list, lst);
4552 * ice_move_vsi - move VSI to another VSIG
4553 * @hw: pointer to the HW struct
4554 * @blk: hardware block
4555 * @vsi: the VSI to move
4556 * @vsig: the VSIG to move the VSI to
4557 * @chg: the change list
4559 static enum ice_status
4560 ice_move_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig,
4561 struct LIST_HEAD_TYPE *chg)
4563 enum ice_status status;
4564 struct ice_chs_chg *p;
4567 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4569 return ICE_ERR_NO_MEMORY;
4571 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
4573 status = ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
4579 p->type = ICE_VSI_MOVE;
4581 p->orig_vsig = orig_vsig;
4584 LIST_ADD(&p->list_entry, chg);
4590 * ice_prof_tcam_ena_dis - add enable or disable TCAM change
4591 * @hw: pointer to the HW struct
4592 * @blk: hardware block
4593 * @enable: true to enable, false to disable
4594 * @vsig: the vsig of the TCAM entry
4595 * @tcam: pointer the TCAM info structure of the TCAM to disable
4596 * @chg: the change list
4598 * This function appends an enable or disable TCAM entry in the change log
4600 static enum ice_status
4601 ice_prof_tcam_ena_dis(struct ice_hw *hw, enum ice_block blk, bool enable,
4602 u16 vsig, struct ice_tcam_inf *tcam,
4603 struct LIST_HEAD_TYPE *chg)
4605 enum ice_status status;
4606 struct ice_chs_chg *p;
4608 /* Default: enable means change the low flag bit to don't care */
4609 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4610 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
4611 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4613 /* If disabled, change the low flag bit to never match */
4619 /* add TCAM to change list */
4620 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4622 return ICE_ERR_NO_MEMORY;
4624 status = ice_tcam_write_entry(hw, blk, tcam->tcam_idx, tcam->prof_id,
4625 tcam->ptg, vsig, 0, 0, vl_msk, dc_msk,
4628 goto err_ice_prof_tcam_ena_dis;
4630 tcam->in_use = enable;
4632 p->type = ICE_TCAM_ADD;
4633 p->add_tcam_idx = true;
4634 p->prof_id = tcam->prof_id;
4637 p->tcam_idx = tcam->tcam_idx;
4640 LIST_ADD(&p->list_entry, chg);
4644 err_ice_prof_tcam_ena_dis:
4650 * ice_adj_prof_priorities - adjust profile based on priorities
4651 * @hw: pointer to the HW struct
4652 * @blk: hardware block
4653 * @vsig: the VSIG for which to adjust profile priorities
4654 * @chg: the change list
4656 static enum ice_status
4657 ice_adj_prof_priorities(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4658 struct LIST_HEAD_TYPE *chg)
4660 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
4661 struct ice_vsig_prof *t;
4662 enum ice_status status;
4665 ice_memset(ptgs_used, 0, sizeof(ptgs_used), ICE_NONDMA_MEM);
4666 idx = vsig & ICE_VSIG_IDX_M;
4668 /* Priority is based on the order in which the profiles are added. The
4669 * newest added profile has highest priority and the oldest added
4670 * profile has the lowest priority. Since the profile property list for
4671 * a VSIG is sorted from newest to oldest, this code traverses the list
4672 * in order and enables the first of each PTG that it finds (that is not
4673 * already enabled); it also disables any duplicate PTGs that it finds
4674 * in the older profiles (that are currently enabled).
4677 LIST_FOR_EACH_ENTRY(t, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4678 ice_vsig_prof, list) {
4681 for (i = 0; i < t->tcam_count; i++) {
4682 /* Scan the priorities from newest to oldest.
4683 * Make sure that the newest profiles take priority.
4685 if (ice_is_bit_set(ptgs_used, t->tcam[i].ptg) &&
4686 t->tcam[i].in_use) {
4687 /* need to mark this PTG as never match, as it
4688 * was already in use and therefore duplicate
4689 * (and lower priority)
4691 status = ice_prof_tcam_ena_dis(hw, blk, false,
4697 } else if (!ice_is_bit_set(ptgs_used, t->tcam[i].ptg) &&
4698 !t->tcam[i].in_use) {
4699 /* need to enable this PTG, as it in not in use
4700 * and not enabled (highest priority)
4702 status = ice_prof_tcam_ena_dis(hw, blk, true,
4710 /* keep track of used ptgs */
4711 ice_set_bit(t->tcam[i].ptg, ptgs_used);
4719 * ice_add_prof_id_vsig - add profile to VSIG
4720 * @hw: pointer to the HW struct
4721 * @blk: hardware block
4722 * @vsig: the VSIG to which this profile is to be added
4723 * @hdl: the profile handle indicating the profile to add
4724 * @chg: the change list
4726 static enum ice_status
4727 ice_add_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
4728 struct LIST_HEAD_TYPE *chg)
4730 /* Masks that ignore flags */
4731 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
4732 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0x00, 0x00, 0x00 };
4733 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
4734 struct ice_prof_map *map;
4735 struct ice_vsig_prof *t;
4736 struct ice_chs_chg *p;
4739 /* Get the details on the profile specified by the handle ID */
4740 map = ice_search_prof_id(hw, blk, hdl);
4742 return ICE_ERR_DOES_NOT_EXIST;
4744 /* Error, if this VSIG already has this profile */
4745 if (ice_has_prof_vsig(hw, blk, vsig, hdl))
4746 return ICE_ERR_ALREADY_EXISTS;
4748 /* new VSIG profile structure */
4749 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
4751 goto err_ice_add_prof_id_vsig;
4753 t->profile_cookie = map->profile_cookie;
4754 t->prof_id = map->prof_id;
4755 t->tcam_count = map->ptype_count;
4757 /* create TCAM entries */
4758 for (i = 0; i < map->ptype_count; i++) {
4759 enum ice_status status;
4764 /* If properly sequenced, we should never have to allocate new
4767 status = ice_get_ptg(hw, blk, map->ptype[i], &ptg, &add);
4769 goto err_ice_add_prof_id_vsig;
4771 /* add TCAM to change list */
4772 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4774 goto err_ice_add_prof_id_vsig;
4776 /* allocate the TCAM entry index */
4777 status = ice_alloc_tcam_ent(hw, blk, &tcam_idx);
4780 goto err_ice_add_prof_id_vsig;
4783 t->tcam[i].ptg = ptg;
4784 t->tcam[i].prof_id = map->prof_id;
4785 t->tcam[i].tcam_idx = tcam_idx;
4786 t->tcam[i].in_use = true;
4788 p->type = ICE_TCAM_ADD;
4789 p->add_tcam_idx = true;
4790 p->prof_id = t->tcam[i].prof_id;
4791 p->ptg = t->tcam[i].ptg;
4793 p->tcam_idx = t->tcam[i].tcam_idx;
4795 /* write the TCAM entry */
4796 status = ice_tcam_write_entry(hw, blk, t->tcam[i].tcam_idx,
4798 t->tcam[i].ptg, vsig, 0, 0,
4799 vl_msk, dc_msk, nm_msk);
4801 goto err_ice_add_prof_id_vsig;
4804 LIST_ADD(&p->list_entry, chg);
4807 /* add profile to VSIG */
4809 &hw->blk[blk].xlt2.vsig_tbl[(vsig & ICE_VSIG_IDX_M)].prop_lst);
4813 err_ice_add_prof_id_vsig:
4814 /* let caller clean up the change list */
4816 return ICE_ERR_NO_MEMORY;
4820 * ice_create_prof_id_vsig - add a new VSIG with a single profile
4821 * @hw: pointer to the HW struct
4822 * @blk: hardware block
4823 * @vsi: the initial VSI that will be in VSIG
4824 * @hdl: the profile handle of the profile that will be added to the VSIG
4825 * @chg: the change list
4827 static enum ice_status
4828 ice_create_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl,
4829 struct LIST_HEAD_TYPE *chg)
4831 enum ice_status status;
4832 struct ice_chs_chg *p;
4835 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4837 return ICE_ERR_NO_MEMORY;
4839 new_vsig = ice_vsig_alloc(hw, blk);
4841 status = ICE_ERR_HW_TABLE;
4842 goto err_ice_create_prof_id_vsig;
4845 status = ice_move_vsi(hw, blk, vsi, new_vsig, chg);
4847 goto err_ice_create_prof_id_vsig;
4849 status = ice_add_prof_id_vsig(hw, blk, new_vsig, hdl, chg);
4851 goto err_ice_create_prof_id_vsig;
4853 p->type = ICE_VSIG_ADD;
4855 p->orig_vsig = ICE_DEFAULT_VSIG;
4858 LIST_ADD(&p->list_entry, chg);
4862 err_ice_create_prof_id_vsig:
4863 /* let caller clean up the change list */
4869 * ice_create_vsig_from_list - create a new VSIG with a list of profiles
4870 * @hw: pointer to the HW struct
4871 * @blk: hardware block
4872 * @vsi: the initial VSI that will be in VSIG
4873 * @lst: the list of profile that will be added to the VSIG
4874 * @chg: the change list
4876 static enum ice_status
4877 ice_create_vsig_from_lst(struct ice_hw *hw, enum ice_block blk, u16 vsi,
4878 struct LIST_HEAD_TYPE *lst, struct LIST_HEAD_TYPE *chg)
4880 struct ice_vsig_prof *t;
4881 enum ice_status status;
4884 vsig = ice_vsig_alloc(hw, blk);
4886 return ICE_ERR_HW_TABLE;
4888 status = ice_move_vsi(hw, blk, vsi, vsig, chg);
4892 LIST_FOR_EACH_ENTRY(t, lst, ice_vsig_prof, list) {
4893 status = ice_add_prof_id_vsig(hw, blk, vsig, t->profile_cookie,
4903 * ice_find_prof_vsig - find a VSIG with a specific profile handle
4904 * @hw: pointer to the HW struct
4905 * @blk: hardware block
4906 * @hdl: the profile handle of the profile to search for
4907 * @vsig: returns the VSIG with the matching profile
4910 ice_find_prof_vsig(struct ice_hw *hw, enum ice_block blk, u64 hdl, u16 *vsig)
4912 struct ice_vsig_prof *t;
4913 struct LIST_HEAD_TYPE lst;
4914 enum ice_status status;
4916 INIT_LIST_HEAD(&lst);
4918 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
4922 t->profile_cookie = hdl;
4923 LIST_ADD(&t->list, &lst);
4925 status = ice_find_dup_props_vsig(hw, blk, &lst, vsig);
4930 return status == ICE_SUCCESS;
4934 * ice_add_prof_id_flow - add profile flow
4935 * @hw: pointer to the HW struct
4936 * @blk: hardware block
4937 * @vsi: the VSI to enable with the profile specified by ID
4938 * @hdl: profile handle
4940 * Calling this function will update the hardware tables to enable the
4941 * profile indicated by the ID parameter for the VSIs specified in the VSI
4942 * array. Once successfully called, the flow will be enabled.
4945 ice_add_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
4947 struct ice_vsig_prof *tmp1, *del1;
4948 struct LIST_HEAD_TYPE union_lst;
4949 struct ice_chs_chg *tmp, *del;
4950 struct LIST_HEAD_TYPE chrs;
4951 struct LIST_HEAD_TYPE chg;
4952 enum ice_status status;
4953 u16 vsig, or_vsig = 0;
4955 INIT_LIST_HEAD(&union_lst);
4956 INIT_LIST_HEAD(&chrs);
4957 INIT_LIST_HEAD(&chg);
4959 status = ice_get_prof_ptgs(hw, blk, hdl, &chg);
4963 /* determine if VSI is already part of a VSIG */
4964 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
4965 if (!status && vsig) {
4972 /* make sure that there is no overlap/conflict between the new
4973 * characteristics and the existing ones; we don't support that
4976 if (ice_has_prof_vsig(hw, blk, vsig, hdl)) {
4977 status = ICE_ERR_ALREADY_EXISTS;
4978 goto err_ice_add_prof_id_flow;
4981 /* last VSI in the VSIG? */
4982 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
4984 goto err_ice_add_prof_id_flow;
4985 only_vsi = (ref == 1);
4987 /* create a union of the current profiles and the one being
4990 status = ice_get_profs_vsig(hw, blk, vsig, &union_lst);
4992 goto err_ice_add_prof_id_flow;
4994 status = ice_add_prof_to_lst(hw, blk, &union_lst, hdl);
4996 goto err_ice_add_prof_id_flow;
4998 /* search for an existing VSIG with an exact charc match */
4999 status = ice_find_dup_props_vsig(hw, blk, &union_lst, &vsig);
5001 /* move VSI to the VSIG that matches */
5002 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5004 goto err_ice_add_prof_id_flow;
5006 /* VSI has been moved out of or_vsig. If the or_vsig had
5007 * only that VSI it is now empty and can be removed.
5010 status = ice_rem_vsig(hw, blk, or_vsig, &chg);
5012 goto err_ice_add_prof_id_flow;
5014 } else if (only_vsi) {
5015 /* If the original VSIG only contains one VSI, then it
5016 * will be the requesting VSI. In this case the VSI is
5017 * not sharing entries and we can simply add the new
5018 * profile to the VSIG.
5020 status = ice_add_prof_id_vsig(hw, blk, vsig, hdl, &chg);
5022 goto err_ice_add_prof_id_flow;
5024 /* Adjust priorities */
5025 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
5027 goto err_ice_add_prof_id_flow;
5029 /* No match, so we need a new VSIG */
5030 status = ice_create_vsig_from_lst(hw, blk, vsi,
5033 goto err_ice_add_prof_id_flow;
5035 /* Adjust priorities */
5036 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
5038 goto err_ice_add_prof_id_flow;
5041 /* need to find or add a VSIG */
5042 /* search for an existing VSIG with an exact charc match */
5043 if (ice_find_prof_vsig(hw, blk, hdl, &vsig)) {
5044 /* found an exact match */
5045 /* add or move VSI to the VSIG that matches */
5046 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5048 goto err_ice_add_prof_id_flow;
5050 /* we did not find an exact match */
5051 /* we need to add a VSIG */
5052 status = ice_create_prof_id_vsig(hw, blk, vsi, hdl,
5055 goto err_ice_add_prof_id_flow;
5059 /* update hardware */
5061 status = ice_upd_prof_hw(hw, blk, &chg);
5063 err_ice_add_prof_id_flow:
5064 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5065 LIST_DEL(&del->list_entry);
5069 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &union_lst, ice_vsig_prof, list) {
5070 LIST_DEL(&del1->list);
5074 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &chrs, ice_vsig_prof, list) {
5075 LIST_DEL(&del1->list);
5083 * ice_add_flow - add flow
5084 * @hw: pointer to the HW struct
5085 * @blk: hardware block
5086 * @vsi: array of VSIs to enable with the profile specified by ID
5087 * @count: number of elements in the VSI array
5088 * @id: profile tracking ID
5090 * Calling this function will update the hardware tables to enable the
5091 * profile indicated by the ID parameter for the VSIs specified in the VSI
5092 * array. Once successfully called, the flow will be enabled.
5095 ice_add_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi[], u8 count,
5098 enum ice_status status;
5101 for (i = 0; i < count; i++) {
5102 status = ice_add_prof_id_flow(hw, blk, vsi[i], id);
5111 * ice_rem_prof_from_list - remove a profile from list
5112 * @hw: pointer to the HW struct
5113 * @lst: list to remove the profile from
5114 * @hdl: the profile handle indicating the profile to remove
5116 static enum ice_status
5117 ice_rem_prof_from_list(struct ice_hw *hw, struct LIST_HEAD_TYPE *lst, u64 hdl)
5119 struct ice_vsig_prof *ent, *tmp;
5121 LIST_FOR_EACH_ENTRY_SAFE(ent, tmp, lst, ice_vsig_prof, list) {
5122 if (ent->profile_cookie == hdl) {
5123 LIST_DEL(&ent->list);
5129 return ICE_ERR_DOES_NOT_EXIST;
5133 * ice_rem_prof_id_flow - remove flow
5134 * @hw: pointer to the HW struct
5135 * @blk: hardware block
5136 * @vsi: the VSI from which to remove the profile specified by ID
5137 * @hdl: profile tracking handle
5139 * Calling this function will update the hardware tables to remove the
5140 * profile indicated by the ID parameter for the VSIs specified in the VSI
5141 * array. Once successfully called, the flow will be disabled.
5144 ice_rem_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
5146 struct ice_vsig_prof *tmp1, *del1;
5147 struct LIST_HEAD_TYPE chg, copy;
5148 struct ice_chs_chg *tmp, *del;
5149 enum ice_status status;
5152 INIT_LIST_HEAD(©);
5153 INIT_LIST_HEAD(&chg);
5155 /* determine if VSI is already part of a VSIG */
5156 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
5157 if (!status && vsig) {
5163 last_profile = ice_vsig_prof_id_count(hw, blk, vsig) == 1;
5164 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
5166 goto err_ice_rem_prof_id_flow;
5167 only_vsi = (ref == 1);
5170 /* If the original VSIG only contains one reference,
5171 * which will be the requesting VSI, then the VSI is not
5172 * sharing entries and we can simply remove the specific
5173 * characteristics from the VSIG.
5177 /* If there are no profiles left for this VSIG,
5178 * then simply remove the the VSIG.
5180 status = ice_rem_vsig(hw, blk, vsig, &chg);
5182 goto err_ice_rem_prof_id_flow;
5184 status = ice_rem_prof_id_vsig(hw, blk, vsig,
5187 goto err_ice_rem_prof_id_flow;
5189 /* Adjust priorities */
5190 status = ice_adj_prof_priorities(hw, blk, vsig,
5193 goto err_ice_rem_prof_id_flow;
5197 /* Make a copy of the VSIG's list of Profiles */
5198 status = ice_get_profs_vsig(hw, blk, vsig, ©);
5200 goto err_ice_rem_prof_id_flow;
5202 /* Remove specified profile entry from the list */
5203 status = ice_rem_prof_from_list(hw, ©, hdl);
5205 goto err_ice_rem_prof_id_flow;
5207 if (LIST_EMPTY(©)) {
5208 status = ice_move_vsi(hw, blk, vsi,
5209 ICE_DEFAULT_VSIG, &chg);
5211 goto err_ice_rem_prof_id_flow;
5213 } else if (!ice_find_dup_props_vsig(hw, blk, ©,
5215 /* found an exact match */
5216 /* add or move VSI to the VSIG that matches */
5217 /* Search for a VSIG with a matching profile
5221 /* Found match, move VSI to the matching VSIG */
5222 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5224 goto err_ice_rem_prof_id_flow;
5226 /* since no existing VSIG supports this
5227 * characteristic pattern, we need to create a
5228 * new VSIG and TCAM entries
5230 status = ice_create_vsig_from_lst(hw, blk, vsi,
5233 goto err_ice_rem_prof_id_flow;
5235 /* Adjust priorities */
5236 status = ice_adj_prof_priorities(hw, blk, vsig,
5239 goto err_ice_rem_prof_id_flow;
5243 status = ICE_ERR_DOES_NOT_EXIST;
5246 /* update hardware tables */
5248 status = ice_upd_prof_hw(hw, blk, &chg);
5250 err_ice_rem_prof_id_flow:
5251 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5252 LIST_DEL(&del->list_entry);
5256 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, ©, ice_vsig_prof, list) {
5257 LIST_DEL(&del1->list);
5265 * ice_rem_flow - remove flow
5266 * @hw: pointer to the HW struct
5267 * @blk: hardware block
5268 * @vsi: array of VSIs from which to remove the profile specified by ID
5269 * @count: number of elements in the VSI array
5270 * @id: profile tracking ID
5272 * The function will remove flows from the specified VSIs that were enabled
5273 * using ice_add_flow. The ID value will indicated which profile will be
5274 * removed. Once successfully called, the flow will be disabled.
5277 ice_rem_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi[], u8 count,
5280 enum ice_status status;
5283 for (i = 0; i < count; i++) {
5284 status = ice_rem_prof_id_flow(hw, blk, vsi[i], id);