1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2001-2020 Intel Corporation
5 #include "ice_common.h"
6 #include "ice_flex_pipe.h"
7 #include "ice_protocol_type.h"
10 /* To support tunneling entries by PF, the package will append the PF number to
11 * the label; for example TNL_VXLAN_PF0, TNL_VXLAN_PF1, TNL_VXLAN_PF2, etc.
13 static const struct ice_tunnel_type_scan tnls[] = {
14 { TNL_VXLAN, "TNL_VXLAN_PF" },
15 { TNL_GENEVE, "TNL_GENEVE_PF" },
19 static const u32 ice_sect_lkup[ICE_BLK_COUNT][ICE_SECT_COUNT] = {
23 ICE_SID_XLT_KEY_BUILDER_SW,
26 ICE_SID_PROFID_TCAM_SW,
27 ICE_SID_PROFID_REDIR_SW,
29 ICE_SID_CDID_KEY_BUILDER_SW,
36 ICE_SID_XLT_KEY_BUILDER_ACL,
39 ICE_SID_PROFID_TCAM_ACL,
40 ICE_SID_PROFID_REDIR_ACL,
42 ICE_SID_CDID_KEY_BUILDER_ACL,
43 ICE_SID_CDID_REDIR_ACL
49 ICE_SID_XLT_KEY_BUILDER_FD,
52 ICE_SID_PROFID_TCAM_FD,
53 ICE_SID_PROFID_REDIR_FD,
55 ICE_SID_CDID_KEY_BUILDER_FD,
62 ICE_SID_XLT_KEY_BUILDER_RSS,
65 ICE_SID_PROFID_TCAM_RSS,
66 ICE_SID_PROFID_REDIR_RSS,
68 ICE_SID_CDID_KEY_BUILDER_RSS,
69 ICE_SID_CDID_REDIR_RSS
75 ICE_SID_XLT_KEY_BUILDER_PE,
78 ICE_SID_PROFID_TCAM_PE,
79 ICE_SID_PROFID_REDIR_PE,
81 ICE_SID_CDID_KEY_BUILDER_PE,
87 * ice_sect_id - returns section ID
91 * This helper function returns the proper section ID given a block type and a
94 static u32 ice_sect_id(enum ice_block blk, enum ice_sect sect)
96 return ice_sect_lkup[blk][sect];
101 * @buf: pointer to the ice buffer
103 * This helper function validates a buffer's header.
105 static struct ice_buf_hdr *ice_pkg_val_buf(struct ice_buf *buf)
107 struct ice_buf_hdr *hdr;
111 hdr = (struct ice_buf_hdr *)buf->buf;
113 section_count = LE16_TO_CPU(hdr->section_count);
114 if (section_count < ICE_MIN_S_COUNT || section_count > ICE_MAX_S_COUNT)
117 data_end = LE16_TO_CPU(hdr->data_end);
118 if (data_end < ICE_MIN_S_DATA_END || data_end > ICE_MAX_S_DATA_END)
126 * @ice_seg: pointer to the ice segment
128 * Returns the address of the buffer table within the ice segment.
130 static struct ice_buf_table *ice_find_buf_table(struct ice_seg *ice_seg)
132 struct ice_nvm_table *nvms;
134 nvms = (struct ice_nvm_table *)
135 (ice_seg->device_table +
136 LE32_TO_CPU(ice_seg->device_table_count));
138 return (_FORCE_ struct ice_buf_table *)
139 (nvms->vers + LE32_TO_CPU(nvms->table_count));
144 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
145 * @state: pointer to the enum state
147 * This function will enumerate all the buffers in the ice segment. The first
148 * call is made with the ice_seg parameter non-NULL; on subsequent calls,
149 * ice_seg is set to NULL which continues the enumeration. When the function
150 * returns a NULL pointer, then the end of the buffers has been reached, or an
151 * unexpected value has been detected (for example an invalid section count or
152 * an invalid buffer end value).
154 static struct ice_buf_hdr *
155 ice_pkg_enum_buf(struct ice_seg *ice_seg, struct ice_pkg_enum *state)
158 state->buf_table = ice_find_buf_table(ice_seg);
159 if (!state->buf_table)
163 return ice_pkg_val_buf(state->buf_table->buf_array);
166 if (++state->buf_idx < LE32_TO_CPU(state->buf_table->buf_count))
167 return ice_pkg_val_buf(state->buf_table->buf_array +
174 * ice_pkg_advance_sect
175 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
176 * @state: pointer to the enum state
178 * This helper function will advance the section within the ice segment,
179 * also advancing the buffer if needed.
182 ice_pkg_advance_sect(struct ice_seg *ice_seg, struct ice_pkg_enum *state)
184 if (!ice_seg && !state->buf)
187 if (!ice_seg && state->buf)
188 if (++state->sect_idx < LE16_TO_CPU(state->buf->section_count))
191 state->buf = ice_pkg_enum_buf(ice_seg, state);
195 /* start of new buffer, reset section index */
201 * ice_pkg_enum_section
202 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
203 * @state: pointer to the enum state
204 * @sect_type: section type to enumerate
206 * This function will enumerate all the sections of a particular type in the
207 * ice segment. The first call is made with the ice_seg parameter non-NULL;
208 * on subsequent calls, ice_seg is set to NULL which continues the enumeration.
209 * When the function returns a NULL pointer, then the end of the matching
210 * sections has been reached.
213 ice_pkg_enum_section(struct ice_seg *ice_seg, struct ice_pkg_enum *state,
219 state->type = sect_type;
221 if (!ice_pkg_advance_sect(ice_seg, state))
224 /* scan for next matching section */
225 while (state->buf->section_entry[state->sect_idx].type !=
226 CPU_TO_LE32(state->type))
227 if (!ice_pkg_advance_sect(NULL, state))
230 /* validate section */
231 offset = LE16_TO_CPU(state->buf->section_entry[state->sect_idx].offset);
232 if (offset < ICE_MIN_S_OFF || offset > ICE_MAX_S_OFF)
235 size = LE16_TO_CPU(state->buf->section_entry[state->sect_idx].size);
236 if (size < ICE_MIN_S_SZ || size > ICE_MAX_S_SZ)
239 /* make sure the section fits in the buffer */
240 if (offset + size > ICE_PKG_BUF_SIZE)
244 LE32_TO_CPU(state->buf->section_entry[state->sect_idx].type);
246 /* calc pointer to this section */
247 state->sect = ((u8 *)state->buf) +
248 LE16_TO_CPU(state->buf->section_entry[state->sect_idx].offset);
255 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
256 * @state: pointer to the enum state
257 * @sect_type: section type to enumerate
258 * @offset: pointer to variable that receives the offset in the table (optional)
259 * @handler: function that handles access to the entries into the section type
261 * This function will enumerate all the entries in particular section type in
262 * the ice segment. The first call is made with the ice_seg parameter non-NULL;
263 * on subsequent calls, ice_seg is set to NULL which continues the enumeration.
264 * When the function returns a NULL pointer, then the end of the entries has
267 * Since each section may have a different header and entry size, the handler
268 * function is needed to determine the number and location entries in each
271 * The offset parameter is optional, but should be used for sections that
272 * contain an offset for each section table. For such cases, the section handler
273 * function must return the appropriate offset + index to give the absolution
274 * offset for each entry. For example, if the base for a section's header
275 * indicates a base offset of 10, and the index for the entry is 2, then
276 * section handler function should set the offset to 10 + 2 = 12.
279 ice_pkg_enum_entry(struct ice_seg *ice_seg, struct ice_pkg_enum *state,
280 u32 sect_type, u32 *offset,
281 void *(*handler)(u32 sect_type, void *section,
282 u32 index, u32 *offset))
290 if (!ice_pkg_enum_section(ice_seg, state, sect_type))
293 state->entry_idx = 0;
294 state->handler = handler;
303 entry = state->handler(state->sect_type, state->sect, state->entry_idx,
306 /* end of a section, look for another section of this type */
307 if (!ice_pkg_enum_section(NULL, state, 0))
310 state->entry_idx = 0;
311 entry = state->handler(state->sect_type, state->sect,
312 state->entry_idx, offset);
319 * ice_boost_tcam_handler
320 * @sect_type: section type
321 * @section: pointer to section
322 * @index: index of the boost TCAM entry to be returned
323 * @offset: pointer to receive absolute offset, always 0 for boost TCAM sections
325 * This is a callback function that can be passed to ice_pkg_enum_entry.
326 * Handles enumeration of individual boost TCAM entries.
329 ice_boost_tcam_handler(u32 sect_type, void *section, u32 index, u32 *offset)
331 struct ice_boost_tcam_section *boost;
336 if (sect_type != ICE_SID_RXPARSER_BOOST_TCAM)
339 if (index > ICE_MAX_BST_TCAMS_IN_BUF)
345 boost = (struct ice_boost_tcam_section *)section;
346 if (index >= LE16_TO_CPU(boost->count))
349 return boost->tcam + index;
353 * ice_find_boost_entry
354 * @ice_seg: pointer to the ice segment (non-NULL)
355 * @addr: Boost TCAM address of entry to search for
356 * @entry: returns pointer to the entry
358 * Finds a particular Boost TCAM entry and returns a pointer to that entry
359 * if it is found. The ice_seg parameter must not be NULL since the first call
360 * to ice_pkg_enum_entry requires a pointer to an actual ice_segment structure.
362 static enum ice_status
363 ice_find_boost_entry(struct ice_seg *ice_seg, u16 addr,
364 struct ice_boost_tcam_entry **entry)
366 struct ice_boost_tcam_entry *tcam;
367 struct ice_pkg_enum state;
369 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
372 return ICE_ERR_PARAM;
375 tcam = (struct ice_boost_tcam_entry *)
376 ice_pkg_enum_entry(ice_seg, &state,
377 ICE_SID_RXPARSER_BOOST_TCAM, NULL,
378 ice_boost_tcam_handler);
379 if (tcam && LE16_TO_CPU(tcam->addr) == addr) {
392 * ice_label_enum_handler
393 * @sect_type: section type
394 * @section: pointer to section
395 * @index: index of the label entry to be returned
396 * @offset: pointer to receive absolute offset, always zero for label sections
398 * This is a callback function that can be passed to ice_pkg_enum_entry.
399 * Handles enumeration of individual label entries.
402 ice_label_enum_handler(u32 __ALWAYS_UNUSED sect_type, void *section, u32 index,
405 struct ice_label_section *labels;
410 if (index > ICE_MAX_LABELS_IN_BUF)
416 labels = (struct ice_label_section *)section;
417 if (index >= LE16_TO_CPU(labels->count))
420 return labels->label + index;
425 * @ice_seg: pointer to the ice segment (NULL on subsequent calls)
426 * @type: the section type that will contain the label (0 on subsequent calls)
427 * @state: ice_pkg_enum structure that will hold the state of the enumeration
428 * @value: pointer to a value that will return the label's value if found
430 * Enumerates a list of labels in the package. The caller will call
431 * ice_enum_labels(ice_seg, type, ...) to start the enumeration, then call
432 * ice_enum_labels(NULL, 0, ...) to continue. When the function returns a NULL
433 * the end of the list has been reached.
436 ice_enum_labels(struct ice_seg *ice_seg, u32 type, struct ice_pkg_enum *state,
439 struct ice_label *label;
441 /* Check for valid label section on first call */
442 if (type && !(type >= ICE_SID_LBL_FIRST && type <= ICE_SID_LBL_LAST))
445 label = (struct ice_label *)ice_pkg_enum_entry(ice_seg, state, type,
447 ice_label_enum_handler);
451 *value = LE16_TO_CPU(label->value);
457 * @hw: pointer to the HW structure
458 * @ice_seg: pointer to the segment of the package scan (non-NULL)
460 * This function will scan the package and save off relevant information
461 * (hints or metadata) for driver use. The ice_seg parameter must not be NULL
462 * since the first call to ice_enum_labels requires a pointer to an actual
465 static void ice_init_pkg_hints(struct ice_hw *hw, struct ice_seg *ice_seg)
467 struct ice_pkg_enum state;
472 ice_memset(&hw->tnl, 0, sizeof(hw->tnl), ICE_NONDMA_MEM);
473 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
478 label_name = ice_enum_labels(ice_seg, ICE_SID_LBL_RXPARSER_TMEM, &state,
481 while (label_name && hw->tnl.count < ICE_TUNNEL_MAX_ENTRIES) {
482 for (i = 0; tnls[i].type != TNL_LAST; i++) {
483 size_t len = strlen(tnls[i].label_prefix);
485 /* Look for matching label start, before continuing */
486 if (strncmp(label_name, tnls[i].label_prefix, len))
489 /* Make sure this label matches our PF. Note that the PF
490 * character ('0' - '7') will be located where our
491 * prefix string's null terminator is located.
493 if ((label_name[len] - '0') == hw->pf_id) {
494 hw->tnl.tbl[hw->tnl.count].type = tnls[i].type;
495 hw->tnl.tbl[hw->tnl.count].valid = false;
496 hw->tnl.tbl[hw->tnl.count].in_use = false;
497 hw->tnl.tbl[hw->tnl.count].marked = false;
498 hw->tnl.tbl[hw->tnl.count].boost_addr = val;
499 hw->tnl.tbl[hw->tnl.count].port = 0;
505 label_name = ice_enum_labels(NULL, 0, &state, &val);
508 /* Cache the appropriate boost TCAM entry pointers */
509 for (i = 0; i < hw->tnl.count; i++) {
510 ice_find_boost_entry(ice_seg, hw->tnl.tbl[i].boost_addr,
511 &hw->tnl.tbl[i].boost_entry);
512 if (hw->tnl.tbl[i].boost_entry)
513 hw->tnl.tbl[i].valid = true;
519 #define ICE_DC_KEY 0x1 /* don't care */
520 #define ICE_DC_KEYINV 0x1
521 #define ICE_NM_KEY 0x0 /* never match */
522 #define ICE_NM_KEYINV 0x0
523 #define ICE_0_KEY 0x1 /* match 0 */
524 #define ICE_0_KEYINV 0x0
525 #define ICE_1_KEY 0x0 /* match 1 */
526 #define ICE_1_KEYINV 0x1
529 * ice_gen_key_word - generate 16-bits of a key/mask word
531 * @valid: valid bits mask (change only the valid bits)
532 * @dont_care: don't care mask
533 * @nvr_mtch: never match mask
534 * @key: pointer to an array of where the resulting key portion
535 * @key_inv: pointer to an array of where the resulting key invert portion
537 * This function generates 16-bits from a 8-bit value, an 8-bit don't care mask
538 * and an 8-bit never match mask. The 16-bits of output are divided into 8 bits
539 * of key and 8 bits of key invert.
541 * '0' = b01, always match a 0 bit
542 * '1' = b10, always match a 1 bit
543 * '?' = b11, don't care bit (always matches)
544 * '~' = b00, never match bit
548 * dont_care: b0 0 1 1 0 0
549 * never_mtch: b0 0 0 0 1 1
550 * ------------------------------
551 * Result: key: b01 10 11 11 00 00
553 static enum ice_status
554 ice_gen_key_word(u8 val, u8 valid, u8 dont_care, u8 nvr_mtch, u8 *key,
557 u8 in_key = *key, in_key_inv = *key_inv;
560 /* 'dont_care' and 'nvr_mtch' masks cannot overlap */
561 if ((dont_care ^ nvr_mtch) != (dont_care | nvr_mtch))
567 /* encode the 8 bits into 8-bit key and 8-bit key invert */
568 for (i = 0; i < 8; i++) {
572 if (!(valid & 0x1)) { /* change only valid bits */
573 *key |= (in_key & 0x1) << 7;
574 *key_inv |= (in_key_inv & 0x1) << 7;
575 } else if (dont_care & 0x1) { /* don't care bit */
576 *key |= ICE_DC_KEY << 7;
577 *key_inv |= ICE_DC_KEYINV << 7;
578 } else if (nvr_mtch & 0x1) { /* never match bit */
579 *key |= ICE_NM_KEY << 7;
580 *key_inv |= ICE_NM_KEYINV << 7;
581 } else if (val & 0x01) { /* exact 1 match */
582 *key |= ICE_1_KEY << 7;
583 *key_inv |= ICE_1_KEYINV << 7;
584 } else { /* exact 0 match */
585 *key |= ICE_0_KEY << 7;
586 *key_inv |= ICE_0_KEYINV << 7;
601 * ice_bits_max_set - determine if the number of bits set is within a maximum
602 * @mask: pointer to the byte array which is the mask
603 * @size: the number of bytes in the mask
604 * @max: the max number of set bits
606 * This function determines if there are at most 'max' number of bits set in an
607 * array. Returns true if the number for bits set is <= max or will return false
610 static bool ice_bits_max_set(const u8 *mask, u16 size, u16 max)
615 /* check each byte */
616 for (i = 0; i < size; i++) {
617 /* if 0, go to next byte */
621 /* We know there is at least one set bit in this byte because of
622 * the above check; if we already have found 'max' number of
623 * bits set, then we can return failure now.
628 /* count the bits in this byte, checking threshold */
629 count += ice_hweight8(mask[i]);
638 * ice_set_key - generate a variable sized key with multiples of 16-bits
639 * @key: pointer to where the key will be stored
640 * @size: the size of the complete key in bytes (must be even)
641 * @val: array of 8-bit values that makes up the value portion of the key
642 * @upd: array of 8-bit masks that determine what key portion to update
643 * @dc: array of 8-bit masks that make up the don't care mask
644 * @nm: array of 8-bit masks that make up the never match mask
645 * @off: the offset of the first byte in the key to update
646 * @len: the number of bytes in the key update
648 * This function generates a key from a value, a don't care mask and a never
650 * upd, dc, and nm are optional parameters, and can be NULL:
651 * upd == NULL --> upd mask is all 1's (update all bits)
652 * dc == NULL --> dc mask is all 0's (no don't care bits)
653 * nm == NULL --> nm mask is all 0's (no never match bits)
656 ice_set_key(u8 *key, u16 size, u8 *val, u8 *upd, u8 *dc, u8 *nm, u16 off,
662 /* size must be a multiple of 2 bytes. */
665 half_size = size / 2;
667 if (off + len > half_size)
670 /* Make sure at most one bit is set in the never match mask. Having more
671 * than one never match mask bit set will cause HW to consume excessive
672 * power otherwise; this is a power management efficiency check.
674 #define ICE_NVR_MTCH_BITS_MAX 1
675 if (nm && !ice_bits_max_set(nm, len, ICE_NVR_MTCH_BITS_MAX))
678 for (i = 0; i < len; i++)
679 if (ice_gen_key_word(val[i], upd ? upd[i] : 0xff,
680 dc ? dc[i] : 0, nm ? nm[i] : 0,
681 key + off + i, key + half_size + off + i))
688 * ice_acquire_global_cfg_lock
689 * @hw: pointer to the HW structure
690 * @access: access type (read or write)
692 * This function will request ownership of the global config lock for reading
693 * or writing of the package. When attempting to obtain write access, the
694 * caller must check for the following two return values:
696 * ICE_SUCCESS - Means the caller has acquired the global config lock
697 * and can perform writing of the package.
698 * ICE_ERR_AQ_NO_WORK - Indicates another driver has already written the
699 * package or has found that no update was necessary; in
700 * this case, the caller can just skip performing any
701 * update of the package.
703 static enum ice_status
704 ice_acquire_global_cfg_lock(struct ice_hw *hw,
705 enum ice_aq_res_access_type access)
707 enum ice_status status;
709 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
711 status = ice_acquire_res(hw, ICE_GLOBAL_CFG_LOCK_RES_ID, access,
712 ICE_GLOBAL_CFG_LOCK_TIMEOUT);
714 if (status == ICE_ERR_AQ_NO_WORK)
715 ice_debug(hw, ICE_DBG_PKG, "Global config lock: No work to do\n");
721 * ice_release_global_cfg_lock
722 * @hw: pointer to the HW structure
724 * This function will release the global config lock.
726 static void ice_release_global_cfg_lock(struct ice_hw *hw)
728 ice_release_res(hw, ICE_GLOBAL_CFG_LOCK_RES_ID);
732 * ice_acquire_change_lock
733 * @hw: pointer to the HW structure
734 * @access: access type (read or write)
736 * This function will request ownership of the change lock.
739 ice_acquire_change_lock(struct ice_hw *hw, enum ice_aq_res_access_type access)
741 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
743 return ice_acquire_res(hw, ICE_CHANGE_LOCK_RES_ID, access,
744 ICE_CHANGE_LOCK_TIMEOUT);
748 * ice_release_change_lock
749 * @hw: pointer to the HW structure
751 * This function will release the change lock using the proper Admin Command.
753 void ice_release_change_lock(struct ice_hw *hw)
755 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
757 ice_release_res(hw, ICE_CHANGE_LOCK_RES_ID);
761 * ice_aq_download_pkg
762 * @hw: pointer to the hardware structure
763 * @pkg_buf: the package buffer to transfer
764 * @buf_size: the size of the package buffer
765 * @last_buf: last buffer indicator
766 * @error_offset: returns error offset
767 * @error_info: returns error information
768 * @cd: pointer to command details structure or NULL
770 * Download Package (0x0C40)
772 static enum ice_status
773 ice_aq_download_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
774 u16 buf_size, bool last_buf, u32 *error_offset,
775 u32 *error_info, struct ice_sq_cd *cd)
777 struct ice_aqc_download_pkg *cmd;
778 struct ice_aq_desc desc;
779 enum ice_status status;
781 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
788 cmd = &desc.params.download_pkg;
789 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_download_pkg);
790 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
793 cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
795 status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
796 if (status == ICE_ERR_AQ_ERROR) {
797 /* Read error from buffer only when the FW returned an error */
798 struct ice_aqc_download_pkg_resp *resp;
800 resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
802 *error_offset = LE32_TO_CPU(resp->error_offset);
804 *error_info = LE32_TO_CPU(resp->error_info);
812 * @hw: pointer to the hardware structure
813 * @pkg_buf: the package cmd buffer
814 * @buf_size: the size of the package cmd buffer
815 * @last_buf: last buffer indicator
816 * @error_offset: returns error offset
817 * @error_info: returns error information
818 * @cd: pointer to command details structure or NULL
820 * Update Package (0x0C42)
822 static enum ice_status
823 ice_aq_update_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf, u16 buf_size,
824 bool last_buf, u32 *error_offset, u32 *error_info,
825 struct ice_sq_cd *cd)
827 struct ice_aqc_download_pkg *cmd;
828 struct ice_aq_desc desc;
829 enum ice_status status;
831 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
838 cmd = &desc.params.download_pkg;
839 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_update_pkg);
840 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
843 cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
845 status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
846 if (status == ICE_ERR_AQ_ERROR) {
847 /* Read error from buffer only when the FW returned an error */
848 struct ice_aqc_download_pkg_resp *resp;
850 resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
852 *error_offset = LE32_TO_CPU(resp->error_offset);
854 *error_info = LE32_TO_CPU(resp->error_info);
861 * ice_find_seg_in_pkg
862 * @hw: pointer to the hardware structure
863 * @seg_type: the segment type to search for (i.e., SEGMENT_TYPE_CPK)
864 * @pkg_hdr: pointer to the package header to be searched
866 * This function searches a package file for a particular segment type. On
867 * success it returns a pointer to the segment header, otherwise it will
870 static struct ice_generic_seg_hdr *
871 ice_find_seg_in_pkg(struct ice_hw *hw, u32 seg_type,
872 struct ice_pkg_hdr *pkg_hdr)
876 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
877 ice_debug(hw, ICE_DBG_PKG, "Package format version: %d.%d.%d.%d\n",
878 pkg_hdr->pkg_format_ver.major, pkg_hdr->pkg_format_ver.minor,
879 pkg_hdr->pkg_format_ver.update,
880 pkg_hdr->pkg_format_ver.draft);
882 /* Search all package segments for the requested segment type */
883 for (i = 0; i < LE32_TO_CPU(pkg_hdr->seg_count); i++) {
884 struct ice_generic_seg_hdr *seg;
886 seg = (struct ice_generic_seg_hdr *)
887 ((u8 *)pkg_hdr + LE32_TO_CPU(pkg_hdr->seg_offset[i]));
889 if (LE32_TO_CPU(seg->seg_type) == seg_type)
898 * @hw: pointer to the hardware structure
899 * @bufs: pointer to an array of buffers
900 * @count: the number of buffers in the array
902 * Obtains change lock and updates package.
905 ice_update_pkg(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
907 enum ice_status status;
910 status = ice_acquire_change_lock(hw, ICE_RES_WRITE);
914 for (i = 0; i < count; i++) {
915 struct ice_buf_hdr *bh = (struct ice_buf_hdr *)(bufs + i);
916 bool last = ((i + 1) == count);
918 status = ice_aq_update_pkg(hw, bh, LE16_TO_CPU(bh->data_end),
919 last, &offset, &info, NULL);
922 ice_debug(hw, ICE_DBG_PKG, "Update pkg failed: err %d off %d inf %d\n",
923 status, offset, info);
928 ice_release_change_lock(hw);
935 * @hw: pointer to the hardware structure
936 * @bufs: pointer to an array of buffers
937 * @count: the number of buffers in the array
939 * Obtains global config lock and downloads the package configuration buffers
940 * to the firmware. Metadata buffers are skipped, and the first metadata buffer
941 * found indicates that the rest of the buffers are all metadata buffers.
943 static enum ice_status
944 ice_dwnld_cfg_bufs(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
946 enum ice_status status;
947 struct ice_buf_hdr *bh;
951 return ICE_ERR_PARAM;
953 /* If the first buffer's first section has its metadata bit set
954 * then there are no buffers to be downloaded, and the operation is
955 * considered a success.
957 bh = (struct ice_buf_hdr *)bufs;
958 if (LE32_TO_CPU(bh->section_entry[0].type) & ICE_METADATA_BUF)
961 /* reset pkg_dwnld_status in case this function is called in the
964 hw->pkg_dwnld_status = ICE_AQ_RC_OK;
966 status = ice_acquire_global_cfg_lock(hw, ICE_RES_WRITE);
968 if (status == ICE_ERR_AQ_NO_WORK)
969 hw->pkg_dwnld_status = ICE_AQ_RC_EEXIST;
971 hw->pkg_dwnld_status = hw->adminq.sq_last_status;
975 for (i = 0; i < count; i++) {
976 bool last = ((i + 1) == count);
979 /* check next buffer for metadata flag */
980 bh = (struct ice_buf_hdr *)(bufs + i + 1);
982 /* A set metadata flag in the next buffer will signal
983 * that the current buffer will be the last buffer
986 if (LE16_TO_CPU(bh->section_count))
987 if (LE32_TO_CPU(bh->section_entry[0].type) &
992 bh = (struct ice_buf_hdr *)(bufs + i);
994 status = ice_aq_download_pkg(hw, bh, ICE_PKG_BUF_SIZE, last,
995 &offset, &info, NULL);
997 /* Save AQ status from download package */
998 hw->pkg_dwnld_status = hw->adminq.sq_last_status;
1000 ice_debug(hw, ICE_DBG_PKG, "Pkg download failed: err %d off %d inf %d\n",
1001 status, offset, info);
1009 ice_release_global_cfg_lock(hw);
1015 * ice_aq_get_pkg_info_list
1016 * @hw: pointer to the hardware structure
1017 * @pkg_info: the buffer which will receive the information list
1018 * @buf_size: the size of the pkg_info information buffer
1019 * @cd: pointer to command details structure or NULL
1021 * Get Package Info List (0x0C43)
1023 static enum ice_status
1024 ice_aq_get_pkg_info_list(struct ice_hw *hw,
1025 struct ice_aqc_get_pkg_info_resp *pkg_info,
1026 u16 buf_size, struct ice_sq_cd *cd)
1028 struct ice_aq_desc desc;
1030 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1031 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_pkg_info_list);
1033 return ice_aq_send_cmd(hw, &desc, pkg_info, buf_size, cd);
1038 * @hw: pointer to the hardware structure
1039 * @ice_seg: pointer to the segment of the package to be downloaded
1041 * Handles the download of a complete package.
1043 static enum ice_status
1044 ice_download_pkg(struct ice_hw *hw, struct ice_seg *ice_seg)
1046 struct ice_buf_table *ice_buf_tbl;
1048 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1049 ice_debug(hw, ICE_DBG_PKG, "Segment format version: %d.%d.%d.%d\n",
1050 ice_seg->hdr.seg_format_ver.major,
1051 ice_seg->hdr.seg_format_ver.minor,
1052 ice_seg->hdr.seg_format_ver.update,
1053 ice_seg->hdr.seg_format_ver.draft);
1055 ice_debug(hw, ICE_DBG_PKG, "Seg: type 0x%X, size %d, name %s\n",
1056 LE32_TO_CPU(ice_seg->hdr.seg_type),
1057 LE32_TO_CPU(ice_seg->hdr.seg_size), ice_seg->hdr.seg_id);
1059 ice_buf_tbl = ice_find_buf_table(ice_seg);
1061 ice_debug(hw, ICE_DBG_PKG, "Seg buf count: %d\n",
1062 LE32_TO_CPU(ice_buf_tbl->buf_count));
1064 return ice_dwnld_cfg_bufs(hw, ice_buf_tbl->buf_array,
1065 LE32_TO_CPU(ice_buf_tbl->buf_count));
1070 * @hw: pointer to the hardware structure
1071 * @pkg_hdr: pointer to the driver's package hdr
1073 * Saves off the package details into the HW structure.
1075 static enum ice_status
1076 ice_init_pkg_info(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr)
1078 struct ice_global_metadata_seg *meta_seg;
1079 struct ice_generic_seg_hdr *seg_hdr;
1081 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1083 return ICE_ERR_PARAM;
1085 meta_seg = (struct ice_global_metadata_seg *)
1086 ice_find_seg_in_pkg(hw, SEGMENT_TYPE_METADATA, pkg_hdr);
1088 hw->pkg_ver = meta_seg->pkg_ver;
1089 ice_memcpy(hw->pkg_name, meta_seg->pkg_name,
1090 sizeof(hw->pkg_name), ICE_NONDMA_TO_NONDMA);
1092 ice_debug(hw, ICE_DBG_PKG, "Pkg: %d.%d.%d.%d, %s\n",
1093 meta_seg->pkg_ver.major, meta_seg->pkg_ver.minor,
1094 meta_seg->pkg_ver.update, meta_seg->pkg_ver.draft,
1095 meta_seg->pkg_name);
1097 ice_debug(hw, ICE_DBG_INIT, "Did not find metadata segment in driver package\n");
1101 seg_hdr = ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg_hdr);
1103 hw->ice_pkg_ver = seg_hdr->seg_format_ver;
1104 ice_memcpy(hw->ice_pkg_name, seg_hdr->seg_id,
1105 sizeof(hw->ice_pkg_name), ICE_NONDMA_TO_NONDMA);
1107 ice_debug(hw, ICE_DBG_PKG, "Ice Seg: %d.%d.%d.%d, %s\n",
1108 seg_hdr->seg_format_ver.major,
1109 seg_hdr->seg_format_ver.minor,
1110 seg_hdr->seg_format_ver.update,
1111 seg_hdr->seg_format_ver.draft,
1114 ice_debug(hw, ICE_DBG_INIT, "Did not find ice segment in driver package\n");
1123 * @hw: pointer to the hardware structure
1125 * Store details of the package currently loaded in HW into the HW structure.
1127 static enum ice_status ice_get_pkg_info(struct ice_hw *hw)
1129 struct ice_aqc_get_pkg_info_resp *pkg_info;
1130 enum ice_status status;
1134 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1136 size = ice_struct_size(pkg_info, pkg_info, ICE_PKG_CNT);
1137 pkg_info = (struct ice_aqc_get_pkg_info_resp *)ice_malloc(hw, size);
1139 return ICE_ERR_NO_MEMORY;
1141 status = ice_aq_get_pkg_info_list(hw, pkg_info, size, NULL);
1143 goto init_pkg_free_alloc;
1145 for (i = 0; i < LE32_TO_CPU(pkg_info->count); i++) {
1146 #define ICE_PKG_FLAG_COUNT 4
1147 char flags[ICE_PKG_FLAG_COUNT + 1] = { 0 };
1150 if (pkg_info->pkg_info[i].is_active) {
1151 flags[place++] = 'A';
1152 hw->active_pkg_ver = pkg_info->pkg_info[i].ver;
1153 hw->active_track_id =
1154 LE32_TO_CPU(pkg_info->pkg_info[i].track_id);
1155 ice_memcpy(hw->active_pkg_name,
1156 pkg_info->pkg_info[i].name,
1157 sizeof(pkg_info->pkg_info[i].name),
1158 ICE_NONDMA_TO_NONDMA);
1159 hw->active_pkg_in_nvm = pkg_info->pkg_info[i].is_in_nvm;
1161 if (pkg_info->pkg_info[i].is_active_at_boot)
1162 flags[place++] = 'B';
1163 if (pkg_info->pkg_info[i].is_modified)
1164 flags[place++] = 'M';
1165 if (pkg_info->pkg_info[i].is_in_nvm)
1166 flags[place++] = 'N';
1168 ice_debug(hw, ICE_DBG_PKG, "Pkg[%d]: %d.%d.%d.%d,%s,%s\n",
1169 i, pkg_info->pkg_info[i].ver.major,
1170 pkg_info->pkg_info[i].ver.minor,
1171 pkg_info->pkg_info[i].ver.update,
1172 pkg_info->pkg_info[i].ver.draft,
1173 pkg_info->pkg_info[i].name, flags);
1176 init_pkg_free_alloc:
1177 ice_free(hw, pkg_info);
1183 * ice_verify_pkg - verify package
1184 * @pkg: pointer to the package buffer
1185 * @len: size of the package buffer
1187 * Verifies various attributes of the package file, including length, format
1188 * version, and the requirement of at least one segment.
1190 static enum ice_status ice_verify_pkg(struct ice_pkg_hdr *pkg, u32 len)
1195 if (len < ice_struct_size(pkg, seg_offset, 1))
1196 return ICE_ERR_BUF_TOO_SHORT;
1198 if (pkg->pkg_format_ver.major != ICE_PKG_FMT_VER_MAJ ||
1199 pkg->pkg_format_ver.minor != ICE_PKG_FMT_VER_MNR ||
1200 pkg->pkg_format_ver.update != ICE_PKG_FMT_VER_UPD ||
1201 pkg->pkg_format_ver.draft != ICE_PKG_FMT_VER_DFT)
1204 /* pkg must have at least one segment */
1205 seg_count = LE32_TO_CPU(pkg->seg_count);
1209 /* make sure segment array fits in package length */
1210 if (len < ice_struct_size(pkg, seg_offset, seg_count))
1211 return ICE_ERR_BUF_TOO_SHORT;
1213 /* all segments must fit within length */
1214 for (i = 0; i < seg_count; i++) {
1215 u32 off = LE32_TO_CPU(pkg->seg_offset[i]);
1216 struct ice_generic_seg_hdr *seg;
1218 /* segment header must fit */
1219 if (len < off + sizeof(*seg))
1220 return ICE_ERR_BUF_TOO_SHORT;
1222 seg = (struct ice_generic_seg_hdr *)((u8 *)pkg + off);
1224 /* segment body must fit */
1225 if (len < off + LE32_TO_CPU(seg->seg_size))
1226 return ICE_ERR_BUF_TOO_SHORT;
1233 * ice_free_seg - free package segment pointer
1234 * @hw: pointer to the hardware structure
1236 * Frees the package segment pointer in the proper manner, depending on if the
1237 * segment was allocated or just the passed in pointer was stored.
1239 void ice_free_seg(struct ice_hw *hw)
1242 ice_free(hw, hw->pkg_copy);
1243 hw->pkg_copy = NULL;
1250 * ice_init_pkg_regs - initialize additional package registers
1251 * @hw: pointer to the hardware structure
1253 static void ice_init_pkg_regs(struct ice_hw *hw)
1255 #define ICE_SW_BLK_INP_MASK_L 0xFFFFFFFF
1256 #define ICE_SW_BLK_INP_MASK_H 0x0000FFFF
1257 #define ICE_SW_BLK_IDX 0
1258 if (hw->dcf_enabled)
1261 /* setup Switch block input mask, which is 48-bits in two parts */
1262 wr32(hw, GL_PREEXT_L2_PMASK0(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_L);
1263 wr32(hw, GL_PREEXT_L2_PMASK1(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_H);
1267 * ice_chk_pkg_version - check package version for compatibility with driver
1268 * @pkg_ver: pointer to a version structure to check
1270 * Check to make sure that the package about to be downloaded is compatible with
1271 * the driver. To be compatible, the major and minor components of the package
1272 * version must match our ICE_PKG_SUPP_VER_MAJ and ICE_PKG_SUPP_VER_MNR
1275 static enum ice_status ice_chk_pkg_version(struct ice_pkg_ver *pkg_ver)
1277 if (pkg_ver->major != ICE_PKG_SUPP_VER_MAJ ||
1278 pkg_ver->minor != ICE_PKG_SUPP_VER_MNR)
1279 return ICE_ERR_NOT_SUPPORTED;
1285 * ice_chk_pkg_compat
1286 * @hw: pointer to the hardware structure
1287 * @ospkg: pointer to the package hdr
1288 * @seg: pointer to the package segment hdr
1290 * This function checks the package version compatibility with driver and NVM
1292 static enum ice_status
1293 ice_chk_pkg_compat(struct ice_hw *hw, struct ice_pkg_hdr *ospkg,
1294 struct ice_seg **seg)
1296 struct ice_aqc_get_pkg_info_resp *pkg;
1297 enum ice_status status;
1301 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1303 /* Check package version compatibility */
1304 status = ice_chk_pkg_version(&hw->pkg_ver);
1306 ice_debug(hw, ICE_DBG_INIT, "Package version check failed.\n");
1310 /* find ICE segment in given package */
1311 *seg = (struct ice_seg *)ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE,
1314 ice_debug(hw, ICE_DBG_INIT, "no ice segment in package.\n");
1318 /* Check if FW is compatible with the OS package */
1319 size = ice_struct_size(pkg, pkg_info, ICE_PKG_CNT);
1320 pkg = (struct ice_aqc_get_pkg_info_resp *)ice_malloc(hw, size);
1322 return ICE_ERR_NO_MEMORY;
1324 status = ice_aq_get_pkg_info_list(hw, pkg, size, NULL);
1326 goto fw_ddp_compat_free_alloc;
1328 for (i = 0; i < LE32_TO_CPU(pkg->count); i++) {
1329 /* loop till we find the NVM package */
1330 if (!pkg->pkg_info[i].is_in_nvm)
1332 if ((*seg)->hdr.seg_format_ver.major !=
1333 pkg->pkg_info[i].ver.major ||
1334 (*seg)->hdr.seg_format_ver.minor >
1335 pkg->pkg_info[i].ver.minor) {
1336 status = ICE_ERR_FW_DDP_MISMATCH;
1337 ice_debug(hw, ICE_DBG_INIT, "OS package is not compatible with NVM.\n");
1339 /* done processing NVM package so break */
1342 fw_ddp_compat_free_alloc:
1349 * @sect_type: section type
1350 * @section: pointer to section
1351 * @index: index of the field vector entry to be returned
1352 * @offset: ptr to variable that receives the offset in the field vector table
1354 * This is a callback function that can be passed to ice_pkg_enum_entry.
1355 * This function treats the given section as of type ice_sw_fv_section and
1356 * enumerates offset field. "offset" is an index into the field vector table.
1359 ice_sw_fv_handler(u32 sect_type, void *section, u32 index, u32 *offset)
1361 struct ice_sw_fv_section *fv_section =
1362 (struct ice_sw_fv_section *)section;
1364 if (!section || sect_type != ICE_SID_FLD_VEC_SW)
1366 if (index >= LE16_TO_CPU(fv_section->count))
1369 /* "index" passed in to this function is relative to a given
1370 * 4k block. To get to the true index into the field vector
1371 * table need to add the relative index to the base_offset
1372 * field of this section
1374 *offset = LE16_TO_CPU(fv_section->base_offset) + index;
1375 return fv_section->fv + index;
1379 * ice_get_prof_index_max - get the max profile index for used profile
1380 * @hw: pointer to the HW struct
1382 * Calling this function will get the max profile index for used profile
1383 * and store the index number in struct ice_switch_info *switch_info
1384 * in hw for following use.
1386 static int ice_get_prof_index_max(struct ice_hw *hw)
1388 u16 prof_index = 0, j, max_prof_index = 0;
1389 struct ice_pkg_enum state;
1390 struct ice_seg *ice_seg;
1395 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1398 return ICE_ERR_PARAM;
1403 fv = (struct ice_fv *)
1404 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1405 &offset, ice_sw_fv_handler);
1410 /* in the profile that not be used, the prot_id is set to 0xff
1411 * and the off is set to 0x1ff for all the field vectors.
1413 for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
1414 if (fv->ew[j].prot_id != ICE_PROT_INVALID ||
1415 fv->ew[j].off != ICE_FV_OFFSET_INVAL)
1417 if (flag && prof_index > max_prof_index)
1418 max_prof_index = prof_index;
1424 hw->switch_info->max_used_prof_index = max_prof_index;
1430 * ice_init_pkg - initialize/download package
1431 * @hw: pointer to the hardware structure
1432 * @buf: pointer to the package buffer
1433 * @len: size of the package buffer
1435 * This function initializes a package. The package contains HW tables
1436 * required to do packet processing. First, the function extracts package
1437 * information such as version. Then it finds the ice configuration segment
1438 * within the package; this function then saves a copy of the segment pointer
1439 * within the supplied package buffer. Next, the function will cache any hints
1440 * from the package, followed by downloading the package itself. Note, that if
1441 * a previous PF driver has already downloaded the package successfully, then
1442 * the current driver will not have to download the package again.
1444 * The local package contents will be used to query default behavior and to
1445 * update specific sections of the HW's version of the package (e.g. to update
1446 * the parse graph to understand new protocols).
1448 * This function stores a pointer to the package buffer memory, and it is
1449 * expected that the supplied buffer will not be freed immediately. If the
1450 * package buffer needs to be freed, such as when read from a file, use
1451 * ice_copy_and_init_pkg() instead of directly calling ice_init_pkg() in this
1454 enum ice_status ice_init_pkg(struct ice_hw *hw, u8 *buf, u32 len)
1456 struct ice_pkg_hdr *pkg;
1457 enum ice_status status;
1458 struct ice_seg *seg;
1461 return ICE_ERR_PARAM;
1463 pkg = (struct ice_pkg_hdr *)buf;
1464 status = ice_verify_pkg(pkg, len);
1466 ice_debug(hw, ICE_DBG_INIT, "failed to verify pkg (err: %d)\n",
1471 /* initialize package info */
1472 status = ice_init_pkg_info(hw, pkg);
1476 /* before downloading the package, check package version for
1477 * compatibility with driver
1479 status = ice_chk_pkg_compat(hw, pkg, &seg);
1483 /* initialize package hints and then download package */
1484 ice_init_pkg_hints(hw, seg);
1485 status = ice_download_pkg(hw, seg);
1486 if (status == ICE_ERR_AQ_NO_WORK) {
1487 ice_debug(hw, ICE_DBG_INIT, "package previously loaded - no work.\n");
1488 status = ICE_SUCCESS;
1491 /* Get information on the package currently loaded in HW, then make sure
1492 * the driver is compatible with this version.
1495 status = ice_get_pkg_info(hw);
1497 status = ice_chk_pkg_version(&hw->active_pkg_ver);
1502 /* on successful package download update other required
1503 * registers to support the package and fill HW tables
1504 * with package content.
1506 ice_init_pkg_regs(hw);
1507 ice_fill_blk_tbls(hw);
1508 ice_get_prof_index_max(hw);
1510 ice_debug(hw, ICE_DBG_INIT, "package load failed, %d\n",
1518 * ice_copy_and_init_pkg - initialize/download a copy of the package
1519 * @hw: pointer to the hardware structure
1520 * @buf: pointer to the package buffer
1521 * @len: size of the package buffer
1523 * This function copies the package buffer, and then calls ice_init_pkg() to
1524 * initialize the copied package contents.
1526 * The copying is necessary if the package buffer supplied is constant, or if
1527 * the memory may disappear shortly after calling this function.
1529 * If the package buffer resides in the data segment and can be modified, the
1530 * caller is free to use ice_init_pkg() instead of ice_copy_and_init_pkg().
1532 * However, if the package buffer needs to be copied first, such as when being
1533 * read from a file, the caller should use ice_copy_and_init_pkg().
1535 * This function will first copy the package buffer, before calling
1536 * ice_init_pkg(). The caller is free to immediately destroy the original
1537 * package buffer, as the new copy will be managed by this function and
1540 enum ice_status ice_copy_and_init_pkg(struct ice_hw *hw, const u8 *buf, u32 len)
1542 enum ice_status status;
1546 return ICE_ERR_PARAM;
1548 buf_copy = (u8 *)ice_memdup(hw, buf, len, ICE_NONDMA_TO_NONDMA);
1550 status = ice_init_pkg(hw, buf_copy, len);
1552 /* Free the copy, since we failed to initialize the package */
1553 ice_free(hw, buf_copy);
1555 /* Track the copied pkg so we can free it later */
1556 hw->pkg_copy = buf_copy;
1565 * @hw: pointer to the HW structure
1567 * Allocates a package buffer and returns a pointer to the buffer header.
1568 * Note: all package contents must be in Little Endian form.
1570 static struct ice_buf_build *ice_pkg_buf_alloc(struct ice_hw *hw)
1572 struct ice_buf_build *bld;
1573 struct ice_buf_hdr *buf;
1575 bld = (struct ice_buf_build *)ice_malloc(hw, sizeof(*bld));
1579 buf = (struct ice_buf_hdr *)bld;
1580 buf->data_end = CPU_TO_LE16(offsetof(struct ice_buf_hdr,
1586 * ice_get_sw_prof_type - determine switch profile type
1587 * @hw: pointer to the HW structure
1588 * @fv: pointer to the switch field vector
1590 static enum ice_prof_type
1591 ice_get_sw_prof_type(struct ice_hw *hw, struct ice_fv *fv)
1595 for (i = 0; i < hw->blk[ICE_BLK_SW].es.fvw; i++) {
1596 /* UDP tunnel will have UDP_OF protocol ID and VNI offset */
1597 if (fv->ew[i].prot_id == (u8)ICE_PROT_UDP_OF &&
1598 fv->ew[i].off == ICE_VNI_OFFSET)
1599 return ICE_PROF_TUN_UDP;
1601 /* GRE tunnel will have GRE protocol */
1602 if (fv->ew[i].prot_id == (u8)ICE_PROT_GRE_OF)
1603 return ICE_PROF_TUN_GRE;
1605 /* PPPOE tunnel will have PPPOE protocol */
1606 if (fv->ew[i].prot_id == (u8)ICE_PROT_PPPOE)
1607 return ICE_PROF_TUN_PPPOE;
1610 return ICE_PROF_NON_TUN;
1614 * ice_get_sw_fv_bitmap - Get switch field vector bitmap based on profile type
1615 * @hw: pointer to hardware structure
1616 * @req_profs: type of profiles requested
1617 * @bm: pointer to memory for returning the bitmap of field vectors
1620 ice_get_sw_fv_bitmap(struct ice_hw *hw, enum ice_prof_type req_profs,
1623 struct ice_pkg_enum state;
1624 struct ice_seg *ice_seg;
1627 if (req_profs == ICE_PROF_ALL) {
1628 ice_bitmap_set(bm, 0, ICE_MAX_NUM_PROFILES);
1632 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1633 ice_zero_bitmap(bm, ICE_MAX_NUM_PROFILES);
1636 enum ice_prof_type prof_type;
1639 fv = (struct ice_fv *)
1640 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1641 &offset, ice_sw_fv_handler);
1645 /* Determine field vector type */
1646 prof_type = ice_get_sw_prof_type(hw, fv);
1648 if (req_profs & prof_type)
1649 ice_set_bit((u16)offset, bm);
1655 * ice_get_sw_fv_list
1656 * @hw: pointer to the HW structure
1657 * @prot_ids: field vector to search for with a given protocol ID
1658 * @ids_cnt: lookup/protocol count
1659 * @bm: bitmap of field vectors to consider
1660 * @fv_list: Head of a list
1662 * Finds all the field vector entries from switch block that contain
1663 * a given protocol ID and returns a list of structures of type
1664 * "ice_sw_fv_list_entry". Every structure in the list has a field vector
1665 * definition and profile ID information
1666 * NOTE: The caller of the function is responsible for freeing the memory
1667 * allocated for every list entry.
1670 ice_get_sw_fv_list(struct ice_hw *hw, u8 *prot_ids, u16 ids_cnt,
1671 ice_bitmap_t *bm, struct LIST_HEAD_TYPE *fv_list)
1673 struct ice_sw_fv_list_entry *fvl;
1674 struct ice_sw_fv_list_entry *tmp;
1675 struct ice_pkg_enum state;
1676 struct ice_seg *ice_seg;
1680 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1682 if (!ids_cnt || !hw->seg)
1683 return ICE_ERR_PARAM;
1689 fv = (struct ice_fv *)
1690 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1691 &offset, ice_sw_fv_handler);
1696 /* If field vector is not in the bitmap list, then skip this
1699 if (!ice_is_bit_set(bm, (u16)offset))
1702 for (i = 0; i < ids_cnt; i++) {
1705 /* This code assumes that if a switch field vector line
1706 * has a matching protocol, then this line will contain
1707 * the entries necessary to represent every field in
1708 * that protocol header.
1710 for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
1711 if (fv->ew[j].prot_id == prot_ids[i])
1713 if (j >= hw->blk[ICE_BLK_SW].es.fvw)
1715 if (i + 1 == ids_cnt) {
1716 fvl = (struct ice_sw_fv_list_entry *)
1717 ice_malloc(hw, sizeof(*fvl));
1721 fvl->profile_id = offset;
1722 LIST_ADD(&fvl->list_entry, fv_list);
1727 if (LIST_EMPTY(fv_list))
1732 LIST_FOR_EACH_ENTRY_SAFE(fvl, tmp, fv_list, ice_sw_fv_list_entry,
1734 LIST_DEL(&fvl->list_entry);
1738 return ICE_ERR_NO_MEMORY;
1742 * ice_init_prof_result_bm - Initialize the profile result index bitmap
1743 * @hw: pointer to hardware structure
1745 void ice_init_prof_result_bm(struct ice_hw *hw)
1747 struct ice_pkg_enum state;
1748 struct ice_seg *ice_seg;
1751 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1761 fv = (struct ice_fv *)
1762 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1763 &off, ice_sw_fv_handler);
1768 ice_zero_bitmap(hw->switch_info->prof_res_bm[off],
1771 /* Determine empty field vector indices, these can be
1772 * used for recipe results. Skip index 0, since it is
1773 * always used for Switch ID.
1775 for (i = 1; i < ICE_MAX_FV_WORDS; i++)
1776 if (fv->ew[i].prot_id == ICE_PROT_INVALID &&
1777 fv->ew[i].off == ICE_FV_OFFSET_INVAL)
1779 hw->switch_info->prof_res_bm[off]);
1785 * @hw: pointer to the HW structure
1786 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1788 * Frees a package buffer
1790 static void ice_pkg_buf_free(struct ice_hw *hw, struct ice_buf_build *bld)
1796 * ice_pkg_buf_reserve_section
1797 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1798 * @count: the number of sections to reserve
1800 * Reserves one or more section table entries in a package buffer. This routine
1801 * can be called multiple times as long as they are made before calling
1802 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1803 * is called once, the number of sections that can be allocated will not be able
1804 * to be increased; not using all reserved sections is fine, but this will
1805 * result in some wasted space in the buffer.
1806 * Note: all package contents must be in Little Endian form.
1808 static enum ice_status
1809 ice_pkg_buf_reserve_section(struct ice_buf_build *bld, u16 count)
1811 struct ice_buf_hdr *buf;
1816 return ICE_ERR_PARAM;
1818 buf = (struct ice_buf_hdr *)&bld->buf;
1820 /* already an active section, can't increase table size */
1821 section_count = LE16_TO_CPU(buf->section_count);
1822 if (section_count > 0)
1825 if (bld->reserved_section_table_entries + count > ICE_MAX_S_COUNT)
1827 bld->reserved_section_table_entries += count;
1829 data_end = LE16_TO_CPU(buf->data_end) +
1830 (count * sizeof(buf->section_entry[0]));
1831 buf->data_end = CPU_TO_LE16(data_end);
1837 * ice_pkg_buf_alloc_section
1838 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1839 * @type: the section type value
1840 * @size: the size of the section to reserve (in bytes)
1842 * Reserves memory in the buffer for a section's content and updates the
1843 * buffers' status accordingly. This routine returns a pointer to the first
1844 * byte of the section start within the buffer, which is used to fill in the
1846 * Note: all package contents must be in Little Endian form.
1849 ice_pkg_buf_alloc_section(struct ice_buf_build *bld, u32 type, u16 size)
1851 struct ice_buf_hdr *buf;
1855 if (!bld || !type || !size)
1858 buf = (struct ice_buf_hdr *)&bld->buf;
1860 /* check for enough space left in buffer */
1861 data_end = LE16_TO_CPU(buf->data_end);
1863 /* section start must align on 4 byte boundary */
1864 data_end = ICE_ALIGN(data_end, 4);
1866 if ((data_end + size) > ICE_MAX_S_DATA_END)
1869 /* check for more available section table entries */
1870 sect_count = LE16_TO_CPU(buf->section_count);
1871 if (sect_count < bld->reserved_section_table_entries) {
1872 void *section_ptr = ((u8 *)buf) + data_end;
1874 buf->section_entry[sect_count].offset = CPU_TO_LE16(data_end);
1875 buf->section_entry[sect_count].size = CPU_TO_LE16(size);
1876 buf->section_entry[sect_count].type = CPU_TO_LE32(type);
1879 buf->data_end = CPU_TO_LE16(data_end);
1881 buf->section_count = CPU_TO_LE16(sect_count + 1);
1885 /* no free section table entries */
1890 * ice_pkg_buf_get_active_sections
1891 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1893 * Returns the number of active sections. Before using the package buffer
1894 * in an update package command, the caller should make sure that there is at
1895 * least one active section - otherwise, the buffer is not legal and should
1897 * Note: all package contents must be in Little Endian form.
1899 static u16 ice_pkg_buf_get_active_sections(struct ice_buf_build *bld)
1901 struct ice_buf_hdr *buf;
1906 buf = (struct ice_buf_hdr *)&bld->buf;
1907 return LE16_TO_CPU(buf->section_count);
1912 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1914 * Return a pointer to the buffer's header
1916 static struct ice_buf *ice_pkg_buf(struct ice_buf_build *bld)
1925 * ice_tunnel_port_in_use_hlpr - helper function to determine tunnel usage
1926 * @hw: pointer to the HW structure
1927 * @port: port to search for
1928 * @index: optionally returns index
1930 * Returns whether a port is already in use as a tunnel, and optionally its
1933 static bool ice_tunnel_port_in_use_hlpr(struct ice_hw *hw, u16 port, u16 *index)
1937 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1938 if (hw->tnl.tbl[i].in_use && hw->tnl.tbl[i].port == port) {
1948 * ice_tunnel_port_in_use
1949 * @hw: pointer to the HW structure
1950 * @port: port to search for
1951 * @index: optionally returns index
1953 * Returns whether a port is already in use as a tunnel, and optionally its
1956 bool ice_tunnel_port_in_use(struct ice_hw *hw, u16 port, u16 *index)
1960 ice_acquire_lock(&hw->tnl_lock);
1961 res = ice_tunnel_port_in_use_hlpr(hw, port, index);
1962 ice_release_lock(&hw->tnl_lock);
1968 * ice_tunnel_get_type
1969 * @hw: pointer to the HW structure
1970 * @port: port to search for
1971 * @type: returns tunnel index
1973 * For a given port number, will return the type of tunnel.
1976 ice_tunnel_get_type(struct ice_hw *hw, u16 port, enum ice_tunnel_type *type)
1981 ice_acquire_lock(&hw->tnl_lock);
1983 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1984 if (hw->tnl.tbl[i].in_use && hw->tnl.tbl[i].port == port) {
1985 *type = hw->tnl.tbl[i].type;
1990 ice_release_lock(&hw->tnl_lock);
1996 * ice_find_free_tunnel_entry
1997 * @hw: pointer to the HW structure
1998 * @type: tunnel type
1999 * @index: optionally returns index
2001 * Returns whether there is a free tunnel entry, and optionally its index
2004 ice_find_free_tunnel_entry(struct ice_hw *hw, enum ice_tunnel_type type,
2009 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2010 if (hw->tnl.tbl[i].valid && !hw->tnl.tbl[i].in_use &&
2011 hw->tnl.tbl[i].type == type) {
2021 * ice_get_open_tunnel_port - retrieve an open tunnel port
2022 * @hw: pointer to the HW structure
2023 * @type: tunnel type (TNL_ALL will return any open port)
2024 * @port: returns open port
2027 ice_get_open_tunnel_port(struct ice_hw *hw, enum ice_tunnel_type type,
2033 ice_acquire_lock(&hw->tnl_lock);
2035 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2036 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
2037 (type == TNL_ALL || hw->tnl.tbl[i].type == type)) {
2038 *port = hw->tnl.tbl[i].port;
2043 ice_release_lock(&hw->tnl_lock);
2050 * @hw: pointer to the HW structure
2051 * @type: type of tunnel
2052 * @port: port of tunnel to create
2054 * Create a tunnel by updating the parse graph in the parser. We do that by
2055 * creating a package buffer with the tunnel info and issuing an update package
2059 ice_create_tunnel(struct ice_hw *hw, enum ice_tunnel_type type, u16 port)
2061 struct ice_boost_tcam_section *sect_rx, *sect_tx;
2062 enum ice_status status = ICE_ERR_MAX_LIMIT;
2063 struct ice_buf_build *bld;
2066 ice_acquire_lock(&hw->tnl_lock);
2068 if (ice_tunnel_port_in_use_hlpr(hw, port, &index)) {
2069 hw->tnl.tbl[index].ref++;
2070 status = ICE_SUCCESS;
2071 goto ice_create_tunnel_end;
2074 if (!ice_find_free_tunnel_entry(hw, type, &index)) {
2075 status = ICE_ERR_OUT_OF_RANGE;
2076 goto ice_create_tunnel_end;
2079 bld = ice_pkg_buf_alloc(hw);
2081 status = ICE_ERR_NO_MEMORY;
2082 goto ice_create_tunnel_end;
2085 /* allocate 2 sections, one for Rx parser, one for Tx parser */
2086 if (ice_pkg_buf_reserve_section(bld, 2))
2087 goto ice_create_tunnel_err;
2089 sect_rx = (struct ice_boost_tcam_section *)
2090 ice_pkg_buf_alloc_section(bld, ICE_SID_RXPARSER_BOOST_TCAM,
2091 ice_struct_size(sect_rx, tcam, 1));
2093 goto ice_create_tunnel_err;
2094 sect_rx->count = CPU_TO_LE16(1);
2096 sect_tx = (struct ice_boost_tcam_section *)
2097 ice_pkg_buf_alloc_section(bld, ICE_SID_TXPARSER_BOOST_TCAM,
2098 ice_struct_size(sect_tx, tcam, 1));
2100 goto ice_create_tunnel_err;
2101 sect_tx->count = CPU_TO_LE16(1);
2103 /* copy original boost entry to update package buffer */
2104 ice_memcpy(sect_rx->tcam, hw->tnl.tbl[index].boost_entry,
2105 sizeof(*sect_rx->tcam), ICE_NONDMA_TO_NONDMA);
2107 /* over-write the never-match dest port key bits with the encoded port
2110 ice_set_key((u8 *)§_rx->tcam[0].key, sizeof(sect_rx->tcam[0].key),
2111 (u8 *)&port, NULL, NULL, NULL,
2112 (u16)offsetof(struct ice_boost_key_value, hv_dst_port_key),
2113 sizeof(sect_rx->tcam[0].key.key.hv_dst_port_key));
2115 /* exact copy of entry to Tx section entry */
2116 ice_memcpy(sect_tx->tcam, sect_rx->tcam, sizeof(*sect_tx->tcam),
2117 ICE_NONDMA_TO_NONDMA);
2119 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
2121 hw->tnl.tbl[index].port = port;
2122 hw->tnl.tbl[index].in_use = true;
2123 hw->tnl.tbl[index].ref = 1;
2126 ice_create_tunnel_err:
2127 ice_pkg_buf_free(hw, bld);
2129 ice_create_tunnel_end:
2130 ice_release_lock(&hw->tnl_lock);
2136 * ice_destroy_tunnel
2137 * @hw: pointer to the HW structure
2138 * @port: port of tunnel to destroy (ignored if the all parameter is true)
2139 * @all: flag that states to destroy all tunnels
2141 * Destroys a tunnel or all tunnels by creating an update package buffer
2142 * targeting the specific updates requested and then performing an update
2145 enum ice_status ice_destroy_tunnel(struct ice_hw *hw, u16 port, bool all)
2147 struct ice_boost_tcam_section *sect_rx, *sect_tx;
2148 enum ice_status status = ICE_ERR_MAX_LIMIT;
2149 struct ice_buf_build *bld;
2155 ice_acquire_lock(&hw->tnl_lock);
2157 if (!all && ice_tunnel_port_in_use_hlpr(hw, port, &index))
2158 if (hw->tnl.tbl[index].ref > 1) {
2159 hw->tnl.tbl[index].ref--;
2160 status = ICE_SUCCESS;
2161 goto ice_destroy_tunnel_end;
2164 /* determine count */
2165 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2166 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
2167 (all || hw->tnl.tbl[i].port == port))
2171 status = ICE_ERR_PARAM;
2172 goto ice_destroy_tunnel_end;
2175 /* size of section - there is at least one entry */
2176 size = ice_struct_size(sect_rx, tcam, count);
2178 bld = ice_pkg_buf_alloc(hw);
2180 status = ICE_ERR_NO_MEMORY;
2181 goto ice_destroy_tunnel_end;
2184 /* allocate 2 sections, one for Rx parser, one for Tx parser */
2185 if (ice_pkg_buf_reserve_section(bld, 2))
2186 goto ice_destroy_tunnel_err;
2188 sect_rx = (struct ice_boost_tcam_section *)
2189 ice_pkg_buf_alloc_section(bld, ICE_SID_RXPARSER_BOOST_TCAM,
2192 goto ice_destroy_tunnel_err;
2193 sect_rx->count = CPU_TO_LE16(1);
2195 sect_tx = (struct ice_boost_tcam_section *)
2196 ice_pkg_buf_alloc_section(bld, ICE_SID_TXPARSER_BOOST_TCAM,
2199 goto ice_destroy_tunnel_err;
2200 sect_tx->count = CPU_TO_LE16(1);
2202 /* copy original boost entry to update package buffer, one copy to Rx
2203 * section, another copy to the Tx section
2205 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2206 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
2207 (all || hw->tnl.tbl[i].port == port)) {
2208 ice_memcpy(sect_rx->tcam + i,
2209 hw->tnl.tbl[i].boost_entry,
2210 sizeof(*sect_rx->tcam),
2211 ICE_NONDMA_TO_NONDMA);
2212 ice_memcpy(sect_tx->tcam + i,
2213 hw->tnl.tbl[i].boost_entry,
2214 sizeof(*sect_tx->tcam),
2215 ICE_NONDMA_TO_NONDMA);
2216 hw->tnl.tbl[i].marked = true;
2219 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
2221 for (i = 0; i < hw->tnl.count &&
2222 i < ICE_TUNNEL_MAX_ENTRIES; i++)
2223 if (hw->tnl.tbl[i].marked) {
2224 hw->tnl.tbl[i].ref = 0;
2225 hw->tnl.tbl[i].port = 0;
2226 hw->tnl.tbl[i].in_use = false;
2227 hw->tnl.tbl[i].marked = false;
2230 ice_destroy_tunnel_err:
2231 ice_pkg_buf_free(hw, bld);
2233 ice_destroy_tunnel_end:
2234 ice_release_lock(&hw->tnl_lock);
2240 * ice_find_prot_off - find prot ID and offset pair, based on prof and FV index
2241 * @hw: pointer to the hardware structure
2242 * @blk: hardware block
2244 * @fv_idx: field vector word index
2245 * @prot: variable to receive the protocol ID
2246 * @off: variable to receive the protocol offset
2249 ice_find_prot_off(struct ice_hw *hw, enum ice_block blk, u8 prof, u16 fv_idx,
2252 struct ice_fv_word *fv_ext;
2254 if (prof >= hw->blk[blk].es.count)
2255 return ICE_ERR_PARAM;
2257 if (fv_idx >= hw->blk[blk].es.fvw)
2258 return ICE_ERR_PARAM;
2260 fv_ext = hw->blk[blk].es.t + (prof * hw->blk[blk].es.fvw);
2262 *prot = fv_ext[fv_idx].prot_id;
2263 *off = fv_ext[fv_idx].off;
2268 /* PTG Management */
2271 * ice_ptg_find_ptype - Search for packet type group using packet type (ptype)
2272 * @hw: pointer to the hardware structure
2274 * @ptype: the ptype to search for
2275 * @ptg: pointer to variable that receives the PTG
2277 * This function will search the PTGs for a particular ptype, returning the
2278 * PTG ID that contains it through the PTG parameter, with the value of
2279 * ICE_DEFAULT_PTG (0) meaning it is part the default PTG.
2281 static enum ice_status
2282 ice_ptg_find_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg)
2284 if (ptype >= ICE_XLT1_CNT || !ptg)
2285 return ICE_ERR_PARAM;
2287 *ptg = hw->blk[blk].xlt1.ptypes[ptype].ptg;
2292 * ice_ptg_alloc_val - Allocates a new packet type group ID by value
2293 * @hw: pointer to the hardware structure
2295 * @ptg: the PTG to allocate
2297 * This function allocates a given packet type group ID specified by the PTG
2300 static void ice_ptg_alloc_val(struct ice_hw *hw, enum ice_block blk, u8 ptg)
2302 hw->blk[blk].xlt1.ptg_tbl[ptg].in_use = true;
2306 * ice_ptg_remove_ptype - Removes ptype from a particular packet type group
2307 * @hw: pointer to the hardware structure
2309 * @ptype: the ptype to remove
2310 * @ptg: the PTG to remove the ptype from
2312 * This function will remove the ptype from the specific PTG, and move it to
2313 * the default PTG (ICE_DEFAULT_PTG).
2315 static enum ice_status
2316 ice_ptg_remove_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2318 struct ice_ptg_ptype **ch;
2319 struct ice_ptg_ptype *p;
2321 if (ptype > ICE_XLT1_CNT - 1)
2322 return ICE_ERR_PARAM;
2324 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use)
2325 return ICE_ERR_DOES_NOT_EXIST;
2327 /* Should not happen if .in_use is set, bad config */
2328 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype)
2331 /* find the ptype within this PTG, and bypass the link over it */
2332 p = hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2333 ch = &hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2335 if (ptype == (p - hw->blk[blk].xlt1.ptypes)) {
2336 *ch = p->next_ptype;
2340 ch = &p->next_ptype;
2344 hw->blk[blk].xlt1.ptypes[ptype].ptg = ICE_DEFAULT_PTG;
2345 hw->blk[blk].xlt1.ptypes[ptype].next_ptype = NULL;
2351 * ice_ptg_add_mv_ptype - Adds/moves ptype to a particular packet type group
2352 * @hw: pointer to the hardware structure
2354 * @ptype: the ptype to add or move
2355 * @ptg: the PTG to add or move the ptype to
2357 * This function will either add or move a ptype to a particular PTG depending
2358 * on if the ptype is already part of another group. Note that using a
2359 * a destination PTG ID of ICE_DEFAULT_PTG (0) will move the ptype to the
2362 static enum ice_status
2363 ice_ptg_add_mv_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2365 enum ice_status status;
2368 if (ptype > ICE_XLT1_CNT - 1)
2369 return ICE_ERR_PARAM;
2371 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use && ptg != ICE_DEFAULT_PTG)
2372 return ICE_ERR_DOES_NOT_EXIST;
2374 status = ice_ptg_find_ptype(hw, blk, ptype, &original_ptg);
2378 /* Is ptype already in the correct PTG? */
2379 if (original_ptg == ptg)
2382 /* Remove from original PTG and move back to the default PTG */
2383 if (original_ptg != ICE_DEFAULT_PTG)
2384 ice_ptg_remove_ptype(hw, blk, ptype, original_ptg);
2386 /* Moving to default PTG? Then we're done with this request */
2387 if (ptg == ICE_DEFAULT_PTG)
2390 /* Add ptype to PTG at beginning of list */
2391 hw->blk[blk].xlt1.ptypes[ptype].next_ptype =
2392 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2393 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype =
2394 &hw->blk[blk].xlt1.ptypes[ptype];
2396 hw->blk[blk].xlt1.ptypes[ptype].ptg = ptg;
2397 hw->blk[blk].xlt1.t[ptype] = ptg;
2402 /* Block / table size info */
2403 struct ice_blk_size_details {
2404 u16 xlt1; /* # XLT1 entries */
2405 u16 xlt2; /* # XLT2 entries */
2406 u16 prof_tcam; /* # profile ID TCAM entries */
2407 u16 prof_id; /* # profile IDs */
2408 u8 prof_cdid_bits; /* # CDID one-hot bits used in key */
2409 u16 prof_redir; /* # profile redirection entries */
2410 u16 es; /* # extraction sequence entries */
2411 u16 fvw; /* # field vector words */
2412 u8 overwrite; /* overwrite existing entries allowed */
2413 u8 reverse; /* reverse FV order */
2416 static const struct ice_blk_size_details blk_sizes[ICE_BLK_COUNT] = {
2419 * XLT1 - Number of entries in XLT1 table
2420 * XLT2 - Number of entries in XLT2 table
2421 * TCAM - Number of entries Profile ID TCAM table
2422 * CDID - Control Domain ID of the hardware block
2423 * PRED - Number of entries in the Profile Redirection Table
2424 * FV - Number of entries in the Field Vector
2425 * FVW - Width (in WORDs) of the Field Vector
2426 * OVR - Overwrite existing table entries
2429 /* XLT1 , XLT2 ,TCAM, PID,CDID,PRED, FV, FVW */
2430 /* Overwrite , Reverse FV */
2431 /* SW */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 256, 0, 256, 256, 48,
2433 /* ACL */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 32,
2435 /* FD */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2437 /* RSS */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2439 /* PE */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 64, 32, 0, 32, 32, 24,
2444 ICE_SID_XLT1_OFF = 0,
2447 ICE_SID_PR_REDIR_OFF,
2452 /* Characteristic handling */
2455 * ice_match_prop_lst - determine if properties of two lists match
2456 * @list1: first properties list
2457 * @list2: second properties list
2459 * Count, cookies and the order must match in order to be considered equivalent.
2462 ice_match_prop_lst(struct LIST_HEAD_TYPE *list1, struct LIST_HEAD_TYPE *list2)
2464 struct ice_vsig_prof *tmp1;
2465 struct ice_vsig_prof *tmp2;
2469 /* compare counts */
2470 LIST_FOR_EACH_ENTRY(tmp1, list1, ice_vsig_prof, list)
2472 LIST_FOR_EACH_ENTRY(tmp2, list2, ice_vsig_prof, list)
2474 if (!count || count != chk_count)
2477 tmp1 = LIST_FIRST_ENTRY(list1, struct ice_vsig_prof, list);
2478 tmp2 = LIST_FIRST_ENTRY(list2, struct ice_vsig_prof, list);
2480 /* profile cookies must compare, and in the exact same order to take
2481 * into account priority
2484 if (tmp2->profile_cookie != tmp1->profile_cookie)
2487 tmp1 = LIST_NEXT_ENTRY(tmp1, struct ice_vsig_prof, list);
2488 tmp2 = LIST_NEXT_ENTRY(tmp2, struct ice_vsig_prof, list);
2494 /* VSIG Management */
2497 * ice_vsig_find_vsi - find a VSIG that contains a specified VSI
2498 * @hw: pointer to the hardware structure
2500 * @vsi: VSI of interest
2501 * @vsig: pointer to receive the VSI group
2503 * This function will lookup the VSI entry in the XLT2 list and return
2504 * the VSI group its associated with.
2507 ice_vsig_find_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 *vsig)
2509 if (!vsig || vsi >= ICE_MAX_VSI)
2510 return ICE_ERR_PARAM;
2512 /* As long as there's a default or valid VSIG associated with the input
2513 * VSI, the functions returns a success. Any handling of VSIG will be
2514 * done by the following add, update or remove functions.
2516 *vsig = hw->blk[blk].xlt2.vsis[vsi].vsig;
2522 * ice_vsig_alloc_val - allocate a new VSIG by value
2523 * @hw: pointer to the hardware structure
2525 * @vsig: the VSIG to allocate
2527 * This function will allocate a given VSIG specified by the VSIG parameter.
2529 static u16 ice_vsig_alloc_val(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2531 u16 idx = vsig & ICE_VSIG_IDX_M;
2533 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use) {
2534 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2535 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = true;
2538 return ICE_VSIG_VALUE(idx, hw->pf_id);
2542 * ice_vsig_alloc - Finds a free entry and allocates a new VSIG
2543 * @hw: pointer to the hardware structure
2546 * This function will iterate through the VSIG list and mark the first
2547 * unused entry for the new VSIG entry as used and return that value.
2549 static u16 ice_vsig_alloc(struct ice_hw *hw, enum ice_block blk)
2553 for (i = 1; i < ICE_MAX_VSIGS; i++)
2554 if (!hw->blk[blk].xlt2.vsig_tbl[i].in_use)
2555 return ice_vsig_alloc_val(hw, blk, i);
2557 return ICE_DEFAULT_VSIG;
2561 * ice_find_dup_props_vsig - find VSI group with a specified set of properties
2562 * @hw: pointer to the hardware structure
2564 * @chs: characteristic list
2565 * @vsig: returns the VSIG with the matching profiles, if found
2567 * Each VSIG is associated with a characteristic set; i.e. all VSIs under
2568 * a group have the same characteristic set. To check if there exists a VSIG
2569 * which has the same characteristics as the input characteristics; this
2570 * function will iterate through the XLT2 list and return the VSIG that has a
2571 * matching configuration. In order to make sure that priorities are accounted
2572 * for, the list must match exactly, including the order in which the
2573 * characteristics are listed.
2575 static enum ice_status
2576 ice_find_dup_props_vsig(struct ice_hw *hw, enum ice_block blk,
2577 struct LIST_HEAD_TYPE *chs, u16 *vsig)
2579 struct ice_xlt2 *xlt2 = &hw->blk[blk].xlt2;
2582 for (i = 0; i < xlt2->count; i++)
2583 if (xlt2->vsig_tbl[i].in_use &&
2584 ice_match_prop_lst(chs, &xlt2->vsig_tbl[i].prop_lst)) {
2585 *vsig = ICE_VSIG_VALUE(i, hw->pf_id);
2589 return ICE_ERR_DOES_NOT_EXIST;
2593 * ice_vsig_free - free VSI group
2594 * @hw: pointer to the hardware structure
2596 * @vsig: VSIG to remove
2598 * The function will remove all VSIs associated with the input VSIG and move
2599 * them to the DEFAULT_VSIG and mark the VSIG available.
2601 static enum ice_status
2602 ice_vsig_free(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2604 struct ice_vsig_prof *dtmp, *del;
2605 struct ice_vsig_vsi *vsi_cur;
2608 idx = vsig & ICE_VSIG_IDX_M;
2609 if (idx >= ICE_MAX_VSIGS)
2610 return ICE_ERR_PARAM;
2612 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2613 return ICE_ERR_DOES_NOT_EXIST;
2615 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = false;
2617 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2618 /* If the VSIG has at least 1 VSI then iterate through the
2619 * list and remove the VSIs before deleting the group.
2622 /* remove all vsis associated with this VSIG XLT2 entry */
2624 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
2626 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2627 vsi_cur->changed = 1;
2628 vsi_cur->next_vsi = NULL;
2632 /* NULL terminate head of VSI list */
2633 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi = NULL;
2636 /* free characteristic list */
2637 LIST_FOR_EACH_ENTRY_SAFE(del, dtmp,
2638 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
2639 ice_vsig_prof, list) {
2640 LIST_DEL(&del->list);
2644 /* if VSIG characteristic list was cleared for reset
2645 * re-initialize the list head
2647 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2653 * ice_vsig_remove_vsi - remove VSI from VSIG
2654 * @hw: pointer to the hardware structure
2656 * @vsi: VSI to remove
2657 * @vsig: VSI group to remove from
2659 * The function will remove the input VSI from its VSI group and move it
2660 * to the DEFAULT_VSIG.
2662 static enum ice_status
2663 ice_vsig_remove_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2665 struct ice_vsig_vsi **vsi_head, *vsi_cur, *vsi_tgt;
2668 idx = vsig & ICE_VSIG_IDX_M;
2670 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2671 return ICE_ERR_PARAM;
2673 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2674 return ICE_ERR_DOES_NOT_EXIST;
2676 /* entry already in default VSIG, don't have to remove */
2677 if (idx == ICE_DEFAULT_VSIG)
2680 vsi_head = &hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2684 vsi_tgt = &hw->blk[blk].xlt2.vsis[vsi];
2685 vsi_cur = (*vsi_head);
2687 /* iterate the VSI list, skip over the entry to be removed */
2689 if (vsi_tgt == vsi_cur) {
2690 (*vsi_head) = vsi_cur->next_vsi;
2693 vsi_head = &vsi_cur->next_vsi;
2694 vsi_cur = vsi_cur->next_vsi;
2697 /* verify if VSI was removed from group list */
2699 return ICE_ERR_DOES_NOT_EXIST;
2701 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2702 vsi_cur->changed = 1;
2703 vsi_cur->next_vsi = NULL;
2709 * ice_vsig_add_mv_vsi - add or move a VSI to a VSI group
2710 * @hw: pointer to the hardware structure
2713 * @vsig: destination VSI group
2715 * This function will move or add the input VSI to the target VSIG.
2716 * The function will find the original VSIG the VSI belongs to and
2717 * move the entry to the DEFAULT_VSIG, update the original VSIG and
2718 * then move entry to the new VSIG.
2720 static enum ice_status
2721 ice_vsig_add_mv_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2723 struct ice_vsig_vsi *tmp;
2724 enum ice_status status;
2727 idx = vsig & ICE_VSIG_IDX_M;
2729 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2730 return ICE_ERR_PARAM;
2732 /* if VSIG not in use and VSIG is not default type this VSIG
2735 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use &&
2736 vsig != ICE_DEFAULT_VSIG)
2737 return ICE_ERR_DOES_NOT_EXIST;
2739 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
2743 /* no update required if vsigs match */
2744 if (orig_vsig == vsig)
2747 if (orig_vsig != ICE_DEFAULT_VSIG) {
2748 /* remove entry from orig_vsig and add to default VSIG */
2749 status = ice_vsig_remove_vsi(hw, blk, vsi, orig_vsig);
2754 if (idx == ICE_DEFAULT_VSIG)
2757 /* Create VSI entry and add VSIG and prop_mask values */
2758 hw->blk[blk].xlt2.vsis[vsi].vsig = vsig;
2759 hw->blk[blk].xlt2.vsis[vsi].changed = 1;
2761 /* Add new entry to the head of the VSIG list */
2762 tmp = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2763 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi =
2764 &hw->blk[blk].xlt2.vsis[vsi];
2765 hw->blk[blk].xlt2.vsis[vsi].next_vsi = tmp;
2766 hw->blk[blk].xlt2.t[vsi] = vsig;
2772 * ice_prof_has_mask_idx - determine if profile index masking is identical
2773 * @hw: pointer to the hardware structure
2775 * @prof: profile to check
2776 * @idx: profile index to check
2777 * @mask: mask to match
2780 ice_prof_has_mask_idx(struct ice_hw *hw, enum ice_block blk, u8 prof, u16 idx,
2783 bool expect_no_mask = false;
2788 /* If mask is 0x0000 or 0xffff, then there is no masking */
2789 if (mask == 0 || mask == 0xffff)
2790 expect_no_mask = true;
2792 /* Scan the enabled masks on this profile, for the specified idx */
2793 for (i = hw->blk[blk].masks.first; i < hw->blk[blk].masks.first +
2794 hw->blk[blk].masks.count; i++)
2795 if (hw->blk[blk].es.mask_ena[prof] & BIT(i))
2796 if (hw->blk[blk].masks.masks[i].in_use &&
2797 hw->blk[blk].masks.masks[i].idx == idx) {
2799 if (hw->blk[blk].masks.masks[i].mask == mask)
2804 if (expect_no_mask) {
2816 * ice_prof_has_mask - determine if profile masking is identical
2817 * @hw: pointer to the hardware structure
2819 * @prof: profile to check
2820 * @masks: masks to match
2823 ice_prof_has_mask(struct ice_hw *hw, enum ice_block blk, u8 prof, u16 *masks)
2827 /* es->mask_ena[prof] will have the mask */
2828 for (i = 0; i < hw->blk[blk].es.fvw; i++)
2829 if (!ice_prof_has_mask_idx(hw, blk, prof, i, masks[i]))
2836 * ice_find_prof_id_with_mask - find profile ID for a given field vector
2837 * @hw: pointer to the hardware structure
2839 * @fv: field vector to search for
2840 * @masks: masks for fv
2841 * @prof_id: receives the profile ID
2843 static enum ice_status
2844 ice_find_prof_id_with_mask(struct ice_hw *hw, enum ice_block blk,
2845 struct ice_fv_word *fv, u16 *masks, u8 *prof_id)
2847 struct ice_es *es = &hw->blk[blk].es;
2850 /* For FD and RSS, we don't want to re-use an existed profile with the
2851 * same field vector and mask. This will cause rule interference.
2853 if (blk == ICE_BLK_FD || blk == ICE_BLK_RSS)
2854 return ICE_ERR_DOES_NOT_EXIST;
2856 for (i = 0; i < (u8)es->count; i++) {
2857 u16 off = i * es->fvw;
2859 if (memcmp(&es->t[off], fv, es->fvw * sizeof(*fv)))
2862 /* check if masks settings are the same for this profile */
2863 if (masks && !ice_prof_has_mask(hw, blk, i, masks))
2870 return ICE_ERR_DOES_NOT_EXIST;
2874 * ice_prof_id_rsrc_type - get profile ID resource type for a block type
2875 * @blk: the block type
2876 * @rsrc_type: pointer to variable to receive the resource type
2878 static bool ice_prof_id_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2882 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_PROFID;
2885 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_PROFID;
2888 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_PROFID;
2891 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_PROFID;
2894 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_PROFID;
2903 * ice_tcam_ent_rsrc_type - get TCAM entry resource type for a block type
2904 * @blk: the block type
2905 * @rsrc_type: pointer to variable to receive the resource type
2907 static bool ice_tcam_ent_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2911 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_TCAM;
2914 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_TCAM;
2917 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_TCAM;
2920 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_TCAM;
2923 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_TCAM;
2932 * ice_alloc_tcam_ent - allocate hardware TCAM entry
2933 * @hw: pointer to the HW struct
2934 * @blk: the block to allocate the TCAM for
2935 * @btm: true to allocate from bottom of table, false to allocate from top
2936 * @tcam_idx: pointer to variable to receive the TCAM entry
2938 * This function allocates a new entry in a Profile ID TCAM for a specific
2941 static enum ice_status
2942 ice_alloc_tcam_ent(struct ice_hw *hw, enum ice_block blk, bool btm,
2947 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2948 return ICE_ERR_PARAM;
2950 return ice_alloc_hw_res(hw, res_type, 1, btm, tcam_idx);
2954 * ice_free_tcam_ent - free hardware TCAM entry
2955 * @hw: pointer to the HW struct
2956 * @blk: the block from which to free the TCAM entry
2957 * @tcam_idx: the TCAM entry to free
2959 * This function frees an entry in a Profile ID TCAM for a specific block.
2961 static enum ice_status
2962 ice_free_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 tcam_idx)
2966 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2967 return ICE_ERR_PARAM;
2969 return ice_free_hw_res(hw, res_type, 1, &tcam_idx);
2973 * ice_alloc_prof_id - allocate profile ID
2974 * @hw: pointer to the HW struct
2975 * @blk: the block to allocate the profile ID for
2976 * @prof_id: pointer to variable to receive the profile ID
2978 * This function allocates a new profile ID, which also corresponds to a Field
2979 * Vector (Extraction Sequence) entry.
2981 static enum ice_status
2982 ice_alloc_prof_id(struct ice_hw *hw, enum ice_block blk, u8 *prof_id)
2984 enum ice_status status;
2988 if (!ice_prof_id_rsrc_type(blk, &res_type))
2989 return ICE_ERR_PARAM;
2991 status = ice_alloc_hw_res(hw, res_type, 1, false, &get_prof);
2993 *prof_id = (u8)get_prof;
2999 * ice_free_prof_id - free profile ID
3000 * @hw: pointer to the HW struct
3001 * @blk: the block from which to free the profile ID
3002 * @prof_id: the profile ID to free
3004 * This function frees a profile ID, which also corresponds to a Field Vector.
3006 static enum ice_status
3007 ice_free_prof_id(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
3009 u16 tmp_prof_id = (u16)prof_id;
3012 if (!ice_prof_id_rsrc_type(blk, &res_type))
3013 return ICE_ERR_PARAM;
3015 return ice_free_hw_res(hw, res_type, 1, &tmp_prof_id);
3019 * ice_prof_inc_ref - increment reference count for profile
3020 * @hw: pointer to the HW struct
3021 * @blk: the block from which to free the profile ID
3022 * @prof_id: the profile ID for which to increment the reference count
3024 static enum ice_status
3025 ice_prof_inc_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
3027 if (prof_id > hw->blk[blk].es.count)
3028 return ICE_ERR_PARAM;
3030 hw->blk[blk].es.ref_count[prof_id]++;
3036 * ice_write_prof_mask_reg - write profile mask register
3037 * @hw: pointer to the HW struct
3038 * @blk: hardware block
3039 * @mask_idx: mask index
3040 * @idx: index of the FV which will use the mask
3041 * @mask: the 16-bit mask
3044 ice_write_prof_mask_reg(struct ice_hw *hw, enum ice_block blk, u16 mask_idx,
3052 offset = GLQF_HMASK(mask_idx);
3053 val = (idx << GLQF_HMASK_MSK_INDEX_S) &
3054 GLQF_HMASK_MSK_INDEX_M;
3055 val |= (mask << GLQF_HMASK_MASK_S) & GLQF_HMASK_MASK_M;
3058 offset = GLQF_FDMASK(mask_idx);
3059 val = (idx << GLQF_FDMASK_MSK_INDEX_S) &
3060 GLQF_FDMASK_MSK_INDEX_M;
3061 val |= (mask << GLQF_FDMASK_MASK_S) &
3065 ice_debug(hw, ICE_DBG_PKG, "No profile masks for block %d\n",
3070 wr32(hw, offset, val);
3071 ice_debug(hw, ICE_DBG_PKG, "write mask, blk %d (%d): %x = %x\n",
3072 blk, idx, offset, val);
3076 * ice_write_prof_mask_enable_res - write profile mask enable register
3077 * @hw: pointer to the HW struct
3078 * @blk: hardware block
3079 * @prof_id: profile ID
3080 * @enable_mask: enable mask
3083 ice_write_prof_mask_enable_res(struct ice_hw *hw, enum ice_block blk,
3084 u16 prof_id, u32 enable_mask)
3090 offset = GLQF_HMASK_SEL(prof_id);
3093 offset = GLQF_FDMASK_SEL(prof_id);
3096 ice_debug(hw, ICE_DBG_PKG, "No profile masks for block %d\n",
3101 wr32(hw, offset, enable_mask);
3102 ice_debug(hw, ICE_DBG_PKG, "write mask enable, blk %d (%d): %x = %x\n",
3103 blk, prof_id, offset, enable_mask);
3107 * ice_init_prof_masks - initial prof masks
3108 * @hw: pointer to the HW struct
3109 * @blk: hardware block
3111 static void ice_init_prof_masks(struct ice_hw *hw, enum ice_block blk)
3116 ice_init_lock(&hw->blk[blk].masks.lock);
3118 per_pf = ICE_PROF_MASK_COUNT / hw->dev_caps.num_funcs;
3120 hw->blk[blk].masks.count = per_pf;
3121 hw->blk[blk].masks.first = hw->pf_id * per_pf;
3123 ice_memset(hw->blk[blk].masks.masks, 0,
3124 sizeof(hw->blk[blk].masks.masks), ICE_NONDMA_MEM);
3126 for (i = hw->blk[blk].masks.first;
3127 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++)
3128 ice_write_prof_mask_reg(hw, blk, i, 0, 0);
3132 * ice_init_all_prof_masks - initial all prof masks
3133 * @hw: pointer to the HW struct
3135 void ice_init_all_prof_masks(struct ice_hw *hw)
3137 ice_init_prof_masks(hw, ICE_BLK_RSS);
3138 ice_init_prof_masks(hw, ICE_BLK_FD);
3142 * ice_alloc_prof_mask - allocate profile mask
3143 * @hw: pointer to the HW struct
3144 * @blk: hardware block
3145 * @idx: index of FV which will use the mask
3146 * @mask: the 16-bit mask
3147 * @mask_idx: variable to receive the mask index
3149 static enum ice_status
3150 ice_alloc_prof_mask(struct ice_hw *hw, enum ice_block blk, u16 idx, u16 mask,
3153 bool found_unused = false, found_copy = false;
3154 enum ice_status status = ICE_ERR_MAX_LIMIT;
3155 u16 unused_idx = 0, copy_idx = 0;
3158 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3159 return ICE_ERR_PARAM;
3161 ice_acquire_lock(&hw->blk[blk].masks.lock);
3163 for (i = hw->blk[blk].masks.first;
3164 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++)
3165 if (hw->blk[blk].masks.masks[i].in_use) {
3166 /* if mask is in use and it exactly duplicates the
3167 * desired mask and index, then in can be reused
3169 if (hw->blk[blk].masks.masks[i].mask == mask &&
3170 hw->blk[blk].masks.masks[i].idx == idx) {
3176 /* save off unused index, but keep searching in case
3177 * there is an exact match later on
3179 if (!found_unused) {
3180 found_unused = true;
3187 else if (found_unused)
3190 goto err_ice_alloc_prof_mask;
3192 /* update mask for a new entry */
3194 hw->blk[blk].masks.masks[i].in_use = true;
3195 hw->blk[blk].masks.masks[i].mask = mask;
3196 hw->blk[blk].masks.masks[i].idx = idx;
3197 hw->blk[blk].masks.masks[i].ref = 0;
3198 ice_write_prof_mask_reg(hw, blk, i, idx, mask);
3201 hw->blk[blk].masks.masks[i].ref++;
3203 status = ICE_SUCCESS;
3205 err_ice_alloc_prof_mask:
3206 ice_release_lock(&hw->blk[blk].masks.lock);
3212 * ice_free_prof_mask - free profile mask
3213 * @hw: pointer to the HW struct
3214 * @blk: hardware block
3215 * @mask_idx: index of mask
3217 static enum ice_status
3218 ice_free_prof_mask(struct ice_hw *hw, enum ice_block blk, u16 mask_idx)
3220 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3221 return ICE_ERR_PARAM;
3223 if (!(mask_idx >= hw->blk[blk].masks.first &&
3224 mask_idx < hw->blk[blk].masks.first + hw->blk[blk].masks.count))
3225 return ICE_ERR_DOES_NOT_EXIST;
3227 ice_acquire_lock(&hw->blk[blk].masks.lock);
3229 if (!hw->blk[blk].masks.masks[mask_idx].in_use)
3230 goto exit_ice_free_prof_mask;
3232 if (hw->blk[blk].masks.masks[mask_idx].ref > 1) {
3233 hw->blk[blk].masks.masks[mask_idx].ref--;
3234 goto exit_ice_free_prof_mask;
3238 hw->blk[blk].masks.masks[mask_idx].in_use = false;
3239 hw->blk[blk].masks.masks[mask_idx].mask = 0;
3240 hw->blk[blk].masks.masks[mask_idx].idx = 0;
3242 /* update mask as unused entry */
3243 ice_debug(hw, ICE_DBG_PKG, "Free mask, blk %d, mask %d\n", blk,
3245 ice_write_prof_mask_reg(hw, blk, mask_idx, 0, 0);
3247 exit_ice_free_prof_mask:
3248 ice_release_lock(&hw->blk[blk].masks.lock);
3254 * ice_free_prof_masks - free all profile masks for a profile
3255 * @hw: pointer to the HW struct
3256 * @blk: hardware block
3257 * @prof_id: profile ID
3259 static enum ice_status
3260 ice_free_prof_masks(struct ice_hw *hw, enum ice_block blk, u16 prof_id)
3265 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3266 return ICE_ERR_PARAM;
3268 mask_bm = hw->blk[blk].es.mask_ena[prof_id];
3269 for (i = 0; i < BITS_PER_BYTE * sizeof(mask_bm); i++)
3270 if (mask_bm & BIT(i))
3271 ice_free_prof_mask(hw, blk, i);
3277 * ice_shutdown_prof_masks - releases lock for masking
3278 * @hw: pointer to the HW struct
3279 * @blk: hardware block
3281 * This should be called before unloading the driver
3283 static void ice_shutdown_prof_masks(struct ice_hw *hw, enum ice_block blk)
3287 ice_acquire_lock(&hw->blk[blk].masks.lock);
3289 for (i = hw->blk[blk].masks.first;
3290 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++) {
3291 ice_write_prof_mask_reg(hw, blk, i, 0, 0);
3293 hw->blk[blk].masks.masks[i].in_use = false;
3294 hw->blk[blk].masks.masks[i].idx = 0;
3295 hw->blk[blk].masks.masks[i].mask = 0;
3298 ice_release_lock(&hw->blk[blk].masks.lock);
3299 ice_destroy_lock(&hw->blk[blk].masks.lock);
3303 * ice_shutdown_all_prof_masks - releases all locks for masking
3304 * @hw: pointer to the HW struct
3306 * This should be called before unloading the driver
3308 void ice_shutdown_all_prof_masks(struct ice_hw *hw)
3310 ice_shutdown_prof_masks(hw, ICE_BLK_RSS);
3311 ice_shutdown_prof_masks(hw, ICE_BLK_FD);
3315 * ice_update_prof_masking - set registers according to masking
3316 * @hw: pointer to the HW struct
3317 * @blk: hardware block
3318 * @prof_id: profile ID
3321 static enum ice_status
3322 ice_update_prof_masking(struct ice_hw *hw, enum ice_block blk, u16 prof_id,
3330 /* Only support FD and RSS masking, otherwise nothing to be done */
3331 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3334 for (i = 0; i < hw->blk[blk].es.fvw; i++)
3335 if (masks[i] && masks[i] != 0xFFFF) {
3336 if (!ice_alloc_prof_mask(hw, blk, i, masks[i], &idx)) {
3337 ena_mask |= BIT(idx);
3339 /* not enough bitmaps */
3346 /* free any bitmaps we have allocated */
3347 for (i = 0; i < BITS_PER_BYTE * sizeof(ena_mask); i++)
3348 if (ena_mask & BIT(i))
3349 ice_free_prof_mask(hw, blk, i);
3351 return ICE_ERR_OUT_OF_RANGE;
3354 /* enable the masks for this profile */
3355 ice_write_prof_mask_enable_res(hw, blk, prof_id, ena_mask);
3357 /* store enabled masks with profile so that they can be freed later */
3358 hw->blk[blk].es.mask_ena[prof_id] = ena_mask;
3364 * ice_write_es - write an extraction sequence to hardware
3365 * @hw: pointer to the HW struct
3366 * @blk: the block in which to write the extraction sequence
3367 * @prof_id: the profile ID to write
3368 * @fv: pointer to the extraction sequence to write - NULL to clear extraction
3371 ice_write_es(struct ice_hw *hw, enum ice_block blk, u8 prof_id,
3372 struct ice_fv_word *fv)
3376 off = prof_id * hw->blk[blk].es.fvw;
3378 ice_memset(&hw->blk[blk].es.t[off], 0, hw->blk[blk].es.fvw *
3379 sizeof(*fv), ICE_NONDMA_MEM);
3380 hw->blk[blk].es.written[prof_id] = false;
3382 ice_memcpy(&hw->blk[blk].es.t[off], fv, hw->blk[blk].es.fvw *
3383 sizeof(*fv), ICE_NONDMA_TO_NONDMA);
3388 * ice_prof_dec_ref - decrement reference count for profile
3389 * @hw: pointer to the HW struct
3390 * @blk: the block from which to free the profile ID
3391 * @prof_id: the profile ID for which to decrement the reference count
3393 static enum ice_status
3394 ice_prof_dec_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
3396 if (prof_id > hw->blk[blk].es.count)
3397 return ICE_ERR_PARAM;
3399 if (hw->blk[blk].es.ref_count[prof_id] > 0) {
3400 if (!--hw->blk[blk].es.ref_count[prof_id]) {
3401 ice_write_es(hw, blk, prof_id, NULL);
3402 ice_free_prof_masks(hw, blk, prof_id);
3403 return ice_free_prof_id(hw, blk, prof_id);
3410 /* Block / table section IDs */
3411 static const u32 ice_blk_sids[ICE_BLK_COUNT][ICE_SID_OFF_COUNT] = {
3415 ICE_SID_PROFID_TCAM_SW,
3416 ICE_SID_PROFID_REDIR_SW,
3423 ICE_SID_PROFID_TCAM_ACL,
3424 ICE_SID_PROFID_REDIR_ACL,
3431 ICE_SID_PROFID_TCAM_FD,
3432 ICE_SID_PROFID_REDIR_FD,
3439 ICE_SID_PROFID_TCAM_RSS,
3440 ICE_SID_PROFID_REDIR_RSS,
3447 ICE_SID_PROFID_TCAM_PE,
3448 ICE_SID_PROFID_REDIR_PE,
3454 * ice_init_sw_xlt1_db - init software XLT1 database from HW tables
3455 * @hw: pointer to the hardware structure
3456 * @blk: the HW block to initialize
3458 static void ice_init_sw_xlt1_db(struct ice_hw *hw, enum ice_block blk)
3462 for (pt = 0; pt < hw->blk[blk].xlt1.count; pt++) {
3465 ptg = hw->blk[blk].xlt1.t[pt];
3466 if (ptg != ICE_DEFAULT_PTG) {
3467 ice_ptg_alloc_val(hw, blk, ptg);
3468 ice_ptg_add_mv_ptype(hw, blk, pt, ptg);
3474 * ice_init_sw_xlt2_db - init software XLT2 database from HW tables
3475 * @hw: pointer to the hardware structure
3476 * @blk: the HW block to initialize
3478 static void ice_init_sw_xlt2_db(struct ice_hw *hw, enum ice_block blk)
3482 for (vsi = 0; vsi < hw->blk[blk].xlt2.count; vsi++) {
3485 vsig = hw->blk[blk].xlt2.t[vsi];
3487 ice_vsig_alloc_val(hw, blk, vsig);
3488 ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
3489 /* no changes at this time, since this has been
3490 * initialized from the original package
3492 hw->blk[blk].xlt2.vsis[vsi].changed = 0;
3498 * ice_init_sw_db - init software database from HW tables
3499 * @hw: pointer to the hardware structure
3501 static void ice_init_sw_db(struct ice_hw *hw)
3505 for (i = 0; i < ICE_BLK_COUNT; i++) {
3506 ice_init_sw_xlt1_db(hw, (enum ice_block)i);
3507 ice_init_sw_xlt2_db(hw, (enum ice_block)i);
3512 * ice_fill_tbl - Reads content of a single table type into database
3513 * @hw: pointer to the hardware structure
3514 * @block_id: Block ID of the table to copy
3515 * @sid: Section ID of the table to copy
3517 * Will attempt to read the entire content of a given table of a single block
3518 * into the driver database. We assume that the buffer will always
3519 * be as large or larger than the data contained in the package. If
3520 * this condition is not met, there is most likely an error in the package
3523 static void ice_fill_tbl(struct ice_hw *hw, enum ice_block block_id, u32 sid)
3525 u32 dst_len, sect_len, offset = 0;
3526 struct ice_prof_redir_section *pr;
3527 struct ice_prof_id_section *pid;
3528 struct ice_xlt1_section *xlt1;
3529 struct ice_xlt2_section *xlt2;
3530 struct ice_sw_fv_section *es;
3531 struct ice_pkg_enum state;
3535 /* if the HW segment pointer is null then the first iteration of
3536 * ice_pkg_enum_section() will fail. In this case the HW tables will
3537 * not be filled and return success.
3540 ice_debug(hw, ICE_DBG_PKG, "hw->seg is NULL, tables are not filled\n");
3544 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
3546 sect = ice_pkg_enum_section(hw->seg, &state, sid);
3550 case ICE_SID_XLT1_SW:
3551 case ICE_SID_XLT1_FD:
3552 case ICE_SID_XLT1_RSS:
3553 case ICE_SID_XLT1_ACL:
3554 case ICE_SID_XLT1_PE:
3555 xlt1 = (struct ice_xlt1_section *)sect;
3557 sect_len = LE16_TO_CPU(xlt1->count) *
3558 sizeof(*hw->blk[block_id].xlt1.t);
3559 dst = hw->blk[block_id].xlt1.t;
3560 dst_len = hw->blk[block_id].xlt1.count *
3561 sizeof(*hw->blk[block_id].xlt1.t);
3563 case ICE_SID_XLT2_SW:
3564 case ICE_SID_XLT2_FD:
3565 case ICE_SID_XLT2_RSS:
3566 case ICE_SID_XLT2_ACL:
3567 case ICE_SID_XLT2_PE:
3568 xlt2 = (struct ice_xlt2_section *)sect;
3569 src = (_FORCE_ u8 *)xlt2->value;
3570 sect_len = LE16_TO_CPU(xlt2->count) *
3571 sizeof(*hw->blk[block_id].xlt2.t);
3572 dst = (u8 *)hw->blk[block_id].xlt2.t;
3573 dst_len = hw->blk[block_id].xlt2.count *
3574 sizeof(*hw->blk[block_id].xlt2.t);
3576 case ICE_SID_PROFID_TCAM_SW:
3577 case ICE_SID_PROFID_TCAM_FD:
3578 case ICE_SID_PROFID_TCAM_RSS:
3579 case ICE_SID_PROFID_TCAM_ACL:
3580 case ICE_SID_PROFID_TCAM_PE:
3581 pid = (struct ice_prof_id_section *)sect;
3582 src = (u8 *)pid->entry;
3583 sect_len = LE16_TO_CPU(pid->count) *
3584 sizeof(*hw->blk[block_id].prof.t);
3585 dst = (u8 *)hw->blk[block_id].prof.t;
3586 dst_len = hw->blk[block_id].prof.count *
3587 sizeof(*hw->blk[block_id].prof.t);
3589 case ICE_SID_PROFID_REDIR_SW:
3590 case ICE_SID_PROFID_REDIR_FD:
3591 case ICE_SID_PROFID_REDIR_RSS:
3592 case ICE_SID_PROFID_REDIR_ACL:
3593 case ICE_SID_PROFID_REDIR_PE:
3594 pr = (struct ice_prof_redir_section *)sect;
3595 src = pr->redir_value;
3596 sect_len = LE16_TO_CPU(pr->count) *
3597 sizeof(*hw->blk[block_id].prof_redir.t);
3598 dst = hw->blk[block_id].prof_redir.t;
3599 dst_len = hw->blk[block_id].prof_redir.count *
3600 sizeof(*hw->blk[block_id].prof_redir.t);
3602 case ICE_SID_FLD_VEC_SW:
3603 case ICE_SID_FLD_VEC_FD:
3604 case ICE_SID_FLD_VEC_RSS:
3605 case ICE_SID_FLD_VEC_ACL:
3606 case ICE_SID_FLD_VEC_PE:
3607 es = (struct ice_sw_fv_section *)sect;
3609 sect_len = (u32)(LE16_TO_CPU(es->count) *
3610 hw->blk[block_id].es.fvw) *
3611 sizeof(*hw->blk[block_id].es.t);
3612 dst = (u8 *)hw->blk[block_id].es.t;
3613 dst_len = (u32)(hw->blk[block_id].es.count *
3614 hw->blk[block_id].es.fvw) *
3615 sizeof(*hw->blk[block_id].es.t);
3621 /* if the section offset exceeds destination length, terminate
3624 if (offset > dst_len)
3627 /* if the sum of section size and offset exceed destination size
3628 * then we are out of bounds of the HW table size for that PF.
3629 * Changing section length to fill the remaining table space
3632 if ((offset + sect_len) > dst_len)
3633 sect_len = dst_len - offset;
3635 ice_memcpy(dst + offset, src, sect_len, ICE_NONDMA_TO_NONDMA);
3637 sect = ice_pkg_enum_section(NULL, &state, sid);
3642 * ice_fill_blk_tbls - Read package context for tables
3643 * @hw: pointer to the hardware structure
3645 * Reads the current package contents and populates the driver
3646 * database with the data iteratively for all advanced feature
3647 * blocks. Assume that the HW tables have been allocated.
3649 void ice_fill_blk_tbls(struct ice_hw *hw)
3653 for (i = 0; i < ICE_BLK_COUNT; i++) {
3654 enum ice_block blk_id = (enum ice_block)i;
3656 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt1.sid);
3657 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt2.sid);
3658 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof.sid);
3659 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof_redir.sid);
3660 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].es.sid);
3667 * ice_free_prof_map - free profile map
3668 * @hw: pointer to the hardware structure
3669 * @blk_idx: HW block index
3671 static void ice_free_prof_map(struct ice_hw *hw, u8 blk_idx)
3673 struct ice_es *es = &hw->blk[blk_idx].es;
3674 struct ice_prof_map *del, *tmp;
3676 ice_acquire_lock(&es->prof_map_lock);
3677 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &es->prof_map,
3678 ice_prof_map, list) {
3679 LIST_DEL(&del->list);
3682 INIT_LIST_HEAD(&es->prof_map);
3683 ice_release_lock(&es->prof_map_lock);
3687 * ice_free_flow_profs - free flow profile entries
3688 * @hw: pointer to the hardware structure
3689 * @blk_idx: HW block index
3691 static void ice_free_flow_profs(struct ice_hw *hw, u8 blk_idx)
3693 struct ice_flow_prof *p, *tmp;
3695 ice_acquire_lock(&hw->fl_profs_locks[blk_idx]);
3696 LIST_FOR_EACH_ENTRY_SAFE(p, tmp, &hw->fl_profs[blk_idx],
3697 ice_flow_prof, l_entry) {
3698 struct ice_flow_entry *e, *t;
3700 LIST_FOR_EACH_ENTRY_SAFE(e, t, &p->entries,
3701 ice_flow_entry, l_entry)
3702 ice_flow_rem_entry(hw, (enum ice_block)blk_idx,
3703 ICE_FLOW_ENTRY_HNDL(e));
3705 LIST_DEL(&p->l_entry);
3707 ice_free(hw, p->acts);
3709 ice_destroy_lock(&p->entries_lock);
3712 ice_release_lock(&hw->fl_profs_locks[blk_idx]);
3714 /* if driver is in reset and tables are being cleared
3715 * re-initialize the flow profile list heads
3717 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
3721 * ice_free_vsig_tbl - free complete VSIG table entries
3722 * @hw: pointer to the hardware structure
3723 * @blk: the HW block on which to free the VSIG table entries
3725 static void ice_free_vsig_tbl(struct ice_hw *hw, enum ice_block blk)
3729 if (!hw->blk[blk].xlt2.vsig_tbl)
3732 for (i = 1; i < ICE_MAX_VSIGS; i++)
3733 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use)
3734 ice_vsig_free(hw, blk, i);
3738 * ice_free_hw_tbls - free hardware table memory
3739 * @hw: pointer to the hardware structure
3741 void ice_free_hw_tbls(struct ice_hw *hw)
3743 struct ice_rss_cfg *r, *rt;
3746 for (i = 0; i < ICE_BLK_COUNT; i++) {
3747 if (hw->blk[i].is_list_init) {
3748 struct ice_es *es = &hw->blk[i].es;
3750 ice_free_prof_map(hw, i);
3751 ice_destroy_lock(&es->prof_map_lock);
3752 ice_free_flow_profs(hw, i);
3753 ice_destroy_lock(&hw->fl_profs_locks[i]);
3755 hw->blk[i].is_list_init = false;
3757 ice_free_vsig_tbl(hw, (enum ice_block)i);
3758 ice_free(hw, hw->blk[i].xlt1.ptypes);
3759 ice_free(hw, hw->blk[i].xlt1.ptg_tbl);
3760 ice_free(hw, hw->blk[i].xlt1.t);
3761 ice_free(hw, hw->blk[i].xlt2.t);
3762 ice_free(hw, hw->blk[i].xlt2.vsig_tbl);
3763 ice_free(hw, hw->blk[i].xlt2.vsis);
3764 ice_free(hw, hw->blk[i].prof.t);
3765 ice_free(hw, hw->blk[i].prof_redir.t);
3766 ice_free(hw, hw->blk[i].es.t);
3767 ice_free(hw, hw->blk[i].es.ref_count);
3768 ice_free(hw, hw->blk[i].es.written);
3769 ice_free(hw, hw->blk[i].es.mask_ena);
3772 LIST_FOR_EACH_ENTRY_SAFE(r, rt, &hw->rss_list_head,
3773 ice_rss_cfg, l_entry) {
3774 LIST_DEL(&r->l_entry);
3777 ice_destroy_lock(&hw->rss_locks);
3778 if (!hw->dcf_enabled)
3779 ice_shutdown_all_prof_masks(hw);
3780 ice_memset(hw->blk, 0, sizeof(hw->blk), ICE_NONDMA_MEM);
3784 * ice_init_flow_profs - init flow profile locks and list heads
3785 * @hw: pointer to the hardware structure
3786 * @blk_idx: HW block index
3788 static void ice_init_flow_profs(struct ice_hw *hw, u8 blk_idx)
3790 ice_init_lock(&hw->fl_profs_locks[blk_idx]);
3791 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
3795 * ice_clear_hw_tbls - clear HW tables and flow profiles
3796 * @hw: pointer to the hardware structure
3798 void ice_clear_hw_tbls(struct ice_hw *hw)
3802 for (i = 0; i < ICE_BLK_COUNT; i++) {
3803 struct ice_prof_redir *prof_redir = &hw->blk[i].prof_redir;
3804 struct ice_prof_tcam *prof = &hw->blk[i].prof;
3805 struct ice_xlt1 *xlt1 = &hw->blk[i].xlt1;
3806 struct ice_xlt2 *xlt2 = &hw->blk[i].xlt2;
3807 struct ice_es *es = &hw->blk[i].es;
3809 if (hw->blk[i].is_list_init) {
3810 ice_free_prof_map(hw, i);
3811 ice_free_flow_profs(hw, i);
3814 ice_free_vsig_tbl(hw, (enum ice_block)i);
3816 ice_memset(xlt1->ptypes, 0, xlt1->count * sizeof(*xlt1->ptypes),
3818 ice_memset(xlt1->ptg_tbl, 0,
3819 ICE_MAX_PTGS * sizeof(*xlt1->ptg_tbl),
3821 ice_memset(xlt1->t, 0, xlt1->count * sizeof(*xlt1->t),
3824 ice_memset(xlt2->vsis, 0, xlt2->count * sizeof(*xlt2->vsis),
3826 ice_memset(xlt2->vsig_tbl, 0,
3827 xlt2->count * sizeof(*xlt2->vsig_tbl),
3829 ice_memset(xlt2->t, 0, xlt2->count * sizeof(*xlt2->t),
3832 ice_memset(prof->t, 0, prof->count * sizeof(*prof->t),
3834 ice_memset(prof_redir->t, 0,
3835 prof_redir->count * sizeof(*prof_redir->t),
3838 ice_memset(es->t, 0, es->count * sizeof(*es->t) * es->fvw,
3840 ice_memset(es->ref_count, 0, es->count * sizeof(*es->ref_count),
3842 ice_memset(es->written, 0, es->count * sizeof(*es->written),
3844 ice_memset(es->mask_ena, 0, es->count * sizeof(*es->mask_ena),
3850 * ice_init_hw_tbls - init hardware table memory
3851 * @hw: pointer to the hardware structure
3853 enum ice_status ice_init_hw_tbls(struct ice_hw *hw)
3857 ice_init_lock(&hw->rss_locks);
3858 INIT_LIST_HEAD(&hw->rss_list_head);
3859 if (!hw->dcf_enabled)
3860 ice_init_all_prof_masks(hw);
3861 for (i = 0; i < ICE_BLK_COUNT; i++) {
3862 struct ice_prof_redir *prof_redir = &hw->blk[i].prof_redir;
3863 struct ice_prof_tcam *prof = &hw->blk[i].prof;
3864 struct ice_xlt1 *xlt1 = &hw->blk[i].xlt1;
3865 struct ice_xlt2 *xlt2 = &hw->blk[i].xlt2;
3866 struct ice_es *es = &hw->blk[i].es;
3869 if (hw->blk[i].is_list_init)
3872 ice_init_flow_profs(hw, i);
3873 ice_init_lock(&es->prof_map_lock);
3874 INIT_LIST_HEAD(&es->prof_map);
3875 hw->blk[i].is_list_init = true;
3877 hw->blk[i].overwrite = blk_sizes[i].overwrite;
3878 es->reverse = blk_sizes[i].reverse;
3880 xlt1->sid = ice_blk_sids[i][ICE_SID_XLT1_OFF];
3881 xlt1->count = blk_sizes[i].xlt1;
3883 xlt1->ptypes = (struct ice_ptg_ptype *)
3884 ice_calloc(hw, xlt1->count, sizeof(*xlt1->ptypes));
3889 xlt1->ptg_tbl = (struct ice_ptg_entry *)
3890 ice_calloc(hw, ICE_MAX_PTGS, sizeof(*xlt1->ptg_tbl));
3895 xlt1->t = (u8 *)ice_calloc(hw, xlt1->count, sizeof(*xlt1->t));
3899 xlt2->sid = ice_blk_sids[i][ICE_SID_XLT2_OFF];
3900 xlt2->count = blk_sizes[i].xlt2;
3902 xlt2->vsis = (struct ice_vsig_vsi *)
3903 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsis));
3908 xlt2->vsig_tbl = (struct ice_vsig_entry *)
3909 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsig_tbl));
3910 if (!xlt2->vsig_tbl)
3913 for (j = 0; j < xlt2->count; j++)
3914 INIT_LIST_HEAD(&xlt2->vsig_tbl[j].prop_lst);
3916 xlt2->t = (u16 *)ice_calloc(hw, xlt2->count, sizeof(*xlt2->t));
3920 prof->sid = ice_blk_sids[i][ICE_SID_PR_OFF];
3921 prof->count = blk_sizes[i].prof_tcam;
3922 prof->max_prof_id = blk_sizes[i].prof_id;
3923 prof->cdid_bits = blk_sizes[i].prof_cdid_bits;
3924 prof->t = (struct ice_prof_tcam_entry *)
3925 ice_calloc(hw, prof->count, sizeof(*prof->t));
3930 prof_redir->sid = ice_blk_sids[i][ICE_SID_PR_REDIR_OFF];
3931 prof_redir->count = blk_sizes[i].prof_redir;
3932 prof_redir->t = (u8 *)ice_calloc(hw, prof_redir->count,
3933 sizeof(*prof_redir->t));
3938 es->sid = ice_blk_sids[i][ICE_SID_ES_OFF];
3939 es->count = blk_sizes[i].es;
3940 es->fvw = blk_sizes[i].fvw;
3941 es->t = (struct ice_fv_word *)
3942 ice_calloc(hw, (u32)(es->count * es->fvw),
3947 es->ref_count = (u16 *)
3948 ice_calloc(hw, es->count, sizeof(*es->ref_count));
3953 es->written = (u8 *)
3954 ice_calloc(hw, es->count, sizeof(*es->written));
3959 es->mask_ena = (u32 *)
3960 ice_calloc(hw, es->count, sizeof(*es->mask_ena));
3968 ice_free_hw_tbls(hw);
3969 return ICE_ERR_NO_MEMORY;
3973 * ice_prof_gen_key - generate profile ID key
3974 * @hw: pointer to the HW struct
3975 * @blk: the block in which to write profile ID to
3976 * @ptg: packet type group (PTG) portion of key
3977 * @vsig: VSIG portion of key
3978 * @cdid: CDID portion of key
3979 * @flags: flag portion of key
3980 * @vl_msk: valid mask
3981 * @dc_msk: don't care mask
3982 * @nm_msk: never match mask
3983 * @key: output of profile ID key
3985 static enum ice_status
3986 ice_prof_gen_key(struct ice_hw *hw, enum ice_block blk, u8 ptg, u16 vsig,
3987 u8 cdid, u16 flags, u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3988 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ], u8 nm_msk[ICE_TCAM_KEY_VAL_SZ],
3989 u8 key[ICE_TCAM_KEY_SZ])
3991 struct ice_prof_id_key inkey;
3994 inkey.xlt2_cdid = CPU_TO_LE16(vsig);
3995 inkey.flags = CPU_TO_LE16(flags);
3997 switch (hw->blk[blk].prof.cdid_bits) {
4001 #define ICE_CD_2_M 0xC000U
4002 #define ICE_CD_2_S 14
4003 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_2_M);
4004 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_2_S);
4007 #define ICE_CD_4_M 0xF000U
4008 #define ICE_CD_4_S 12
4009 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_4_M);
4010 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_4_S);
4013 #define ICE_CD_8_M 0xFF00U
4014 #define ICE_CD_8_S 16
4015 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_8_M);
4016 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_8_S);
4019 ice_debug(hw, ICE_DBG_PKG, "Error in profile config\n");
4023 return ice_set_key(key, ICE_TCAM_KEY_SZ, (u8 *)&inkey, vl_msk, dc_msk,
4024 nm_msk, 0, ICE_TCAM_KEY_SZ / 2);
4028 * ice_tcam_write_entry - write TCAM entry
4029 * @hw: pointer to the HW struct
4030 * @blk: the block in which to write profile ID to
4031 * @idx: the entry index to write to
4032 * @prof_id: profile ID
4033 * @ptg: packet type group (PTG) portion of key
4034 * @vsig: VSIG portion of key
4035 * @cdid: CDID portion of key
4036 * @flags: flag portion of key
4037 * @vl_msk: valid mask
4038 * @dc_msk: don't care mask
4039 * @nm_msk: never match mask
4041 static enum ice_status
4042 ice_tcam_write_entry(struct ice_hw *hw, enum ice_block blk, u16 idx,
4043 u8 prof_id, u8 ptg, u16 vsig, u8 cdid, u16 flags,
4044 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
4045 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ],
4046 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ])
4048 struct ice_prof_tcam_entry;
4049 enum ice_status status;
4051 status = ice_prof_gen_key(hw, blk, ptg, vsig, cdid, flags, vl_msk,
4052 dc_msk, nm_msk, hw->blk[blk].prof.t[idx].key);
4054 hw->blk[blk].prof.t[idx].addr = CPU_TO_LE16(idx);
4055 hw->blk[blk].prof.t[idx].prof_id = prof_id;
4062 * ice_vsig_get_ref - returns number of VSIs belong to a VSIG
4063 * @hw: pointer to the hardware structure
4065 * @vsig: VSIG to query
4066 * @refs: pointer to variable to receive the reference count
4068 static enum ice_status
4069 ice_vsig_get_ref(struct ice_hw *hw, enum ice_block blk, u16 vsig, u16 *refs)
4071 u16 idx = vsig & ICE_VSIG_IDX_M;
4072 struct ice_vsig_vsi *ptr;
4076 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
4077 return ICE_ERR_DOES_NOT_EXIST;
4079 ptr = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
4082 ptr = ptr->next_vsi;
4089 * ice_has_prof_vsig - check to see if VSIG has a specific profile
4090 * @hw: pointer to the hardware structure
4092 * @vsig: VSIG to check against
4093 * @hdl: profile handle
4096 ice_has_prof_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl)
4098 u16 idx = vsig & ICE_VSIG_IDX_M;
4099 struct ice_vsig_prof *ent;
4101 LIST_FOR_EACH_ENTRY(ent, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4102 ice_vsig_prof, list)
4103 if (ent->profile_cookie == hdl)
4106 ice_debug(hw, ICE_DBG_INIT, "Characteristic list for VSI group %d not found.\n",
4112 * ice_prof_bld_es - build profile ID extraction sequence changes
4113 * @hw: pointer to the HW struct
4114 * @blk: hardware block
4115 * @bld: the update package buffer build to add to
4116 * @chgs: the list of changes to make in hardware
4118 static enum ice_status
4119 ice_prof_bld_es(struct ice_hw *hw, enum ice_block blk,
4120 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
4122 u16 vec_size = hw->blk[blk].es.fvw * sizeof(struct ice_fv_word);
4123 struct ice_chs_chg *tmp;
4125 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry)
4126 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_prof) {
4127 u16 off = tmp->prof_id * hw->blk[blk].es.fvw;
4128 struct ice_pkg_es *p;
4131 id = ice_sect_id(blk, ICE_VEC_TBL);
4132 p = (struct ice_pkg_es *)
4133 ice_pkg_buf_alloc_section(bld, id,
4134 ice_struct_size(p, es,
4140 return ICE_ERR_MAX_LIMIT;
4142 p->count = CPU_TO_LE16(1);
4143 p->offset = CPU_TO_LE16(tmp->prof_id);
4145 ice_memcpy(p->es, &hw->blk[blk].es.t[off], vec_size,
4146 ICE_NONDMA_TO_NONDMA);
4153 * ice_prof_bld_tcam - build profile ID TCAM changes
4154 * @hw: pointer to the HW struct
4155 * @blk: hardware block
4156 * @bld: the update package buffer build to add to
4157 * @chgs: the list of changes to make in hardware
4159 static enum ice_status
4160 ice_prof_bld_tcam(struct ice_hw *hw, enum ice_block blk,
4161 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
4163 struct ice_chs_chg *tmp;
4165 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry)
4166 if (tmp->type == ICE_TCAM_ADD && tmp->add_tcam_idx) {
4167 struct ice_prof_id_section *p;
4170 id = ice_sect_id(blk, ICE_PROF_TCAM);
4171 p = (struct ice_prof_id_section *)
4172 ice_pkg_buf_alloc_section(bld, id,
4178 return ICE_ERR_MAX_LIMIT;
4180 p->count = CPU_TO_LE16(1);
4181 p->entry[0].addr = CPU_TO_LE16(tmp->tcam_idx);
4182 p->entry[0].prof_id = tmp->prof_id;
4184 ice_memcpy(p->entry[0].key,
4185 &hw->blk[blk].prof.t[tmp->tcam_idx].key,
4186 sizeof(hw->blk[blk].prof.t->key),
4187 ICE_NONDMA_TO_NONDMA);
4194 * ice_prof_bld_xlt1 - build XLT1 changes
4195 * @blk: hardware block
4196 * @bld: the update package buffer build to add to
4197 * @chgs: the list of changes to make in hardware
4199 static enum ice_status
4200 ice_prof_bld_xlt1(enum ice_block blk, struct ice_buf_build *bld,
4201 struct LIST_HEAD_TYPE *chgs)
4203 struct ice_chs_chg *tmp;
4205 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry)
4206 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_ptg) {
4207 struct ice_xlt1_section *p;
4210 id = ice_sect_id(blk, ICE_XLT1);
4211 p = (struct ice_xlt1_section *)
4212 ice_pkg_buf_alloc_section(bld, id,
4218 return ICE_ERR_MAX_LIMIT;
4220 p->count = CPU_TO_LE16(1);
4221 p->offset = CPU_TO_LE16(tmp->ptype);
4222 p->value[0] = tmp->ptg;
4229 * ice_prof_bld_xlt2 - build XLT2 changes
4230 * @blk: hardware block
4231 * @bld: the update package buffer build to add to
4232 * @chgs: the list of changes to make in hardware
4234 static enum ice_status
4235 ice_prof_bld_xlt2(enum ice_block blk, struct ice_buf_build *bld,
4236 struct LIST_HEAD_TYPE *chgs)
4238 struct ice_chs_chg *tmp;
4240 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
4241 struct ice_xlt2_section *p;
4244 switch (tmp->type) {
4248 id = ice_sect_id(blk, ICE_XLT2);
4249 p = (struct ice_xlt2_section *)
4250 ice_pkg_buf_alloc_section(bld, id,
4256 return ICE_ERR_MAX_LIMIT;
4258 p->count = CPU_TO_LE16(1);
4259 p->offset = CPU_TO_LE16(tmp->vsi);
4260 p->value[0] = CPU_TO_LE16(tmp->vsig);
4271 * ice_upd_prof_hw - update hardware using the change list
4272 * @hw: pointer to the HW struct
4273 * @blk: hardware block
4274 * @chgs: the list of changes to make in hardware
4276 static enum ice_status
4277 ice_upd_prof_hw(struct ice_hw *hw, enum ice_block blk,
4278 struct LIST_HEAD_TYPE *chgs)
4280 struct ice_buf_build *b;
4281 struct ice_chs_chg *tmp;
4282 enum ice_status status;
4290 /* count number of sections we need */
4291 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
4292 switch (tmp->type) {
4293 case ICE_PTG_ES_ADD:
4311 sects = xlt1 + xlt2 + tcam + es;
4316 /* Build update package buffer */
4317 b = ice_pkg_buf_alloc(hw);
4319 return ICE_ERR_NO_MEMORY;
4321 status = ice_pkg_buf_reserve_section(b, sects);
4325 /* Preserve order of table update: ES, TCAM, PTG, VSIG */
4327 status = ice_prof_bld_es(hw, blk, b, chgs);
4333 status = ice_prof_bld_tcam(hw, blk, b, chgs);
4339 status = ice_prof_bld_xlt1(blk, b, chgs);
4345 status = ice_prof_bld_xlt2(blk, b, chgs);
4350 /* After package buffer build check if the section count in buffer is
4351 * non-zero and matches the number of sections detected for package
4354 pkg_sects = ice_pkg_buf_get_active_sections(b);
4355 if (!pkg_sects || pkg_sects != sects) {
4356 status = ICE_ERR_INVAL_SIZE;
4360 /* update package */
4361 status = ice_update_pkg(hw, ice_pkg_buf(b), 1);
4362 if (status == ICE_ERR_AQ_ERROR)
4363 ice_debug(hw, ICE_DBG_INIT, "Unable to update HW profile\n");
4366 ice_pkg_buf_free(hw, b);
4371 * ice_update_fd_mask - set Flow Director Field Vector mask for a profile
4372 * @hw: pointer to the HW struct
4373 * @prof_id: profile ID
4374 * @mask_sel: mask select
4376 * This function enable any of the masks selected by the mask select parameter
4377 * for the profile specified.
4379 static void ice_update_fd_mask(struct ice_hw *hw, u16 prof_id, u32 mask_sel)
4381 wr32(hw, GLQF_FDMASK_SEL(prof_id), mask_sel);
4383 ice_debug(hw, ICE_DBG_INIT, "fd mask(%d): %x = %x\n", prof_id,
4384 GLQF_FDMASK_SEL(prof_id), mask_sel);
4387 struct ice_fd_src_dst_pair {
4393 static const struct ice_fd_src_dst_pair ice_fd_pairs[] = {
4394 /* These are defined in pairs */
4395 { ICE_PROT_IPV4_OF_OR_S, 2, 12 },
4396 { ICE_PROT_IPV4_OF_OR_S, 2, 16 },
4398 { ICE_PROT_IPV4_IL, 2, 12 },
4399 { ICE_PROT_IPV4_IL, 2, 16 },
4401 { ICE_PROT_IPV6_OF_OR_S, 8, 8 },
4402 { ICE_PROT_IPV6_OF_OR_S, 8, 24 },
4404 { ICE_PROT_IPV6_IL, 8, 8 },
4405 { ICE_PROT_IPV6_IL, 8, 24 },
4407 { ICE_PROT_TCP_IL, 1, 0 },
4408 { ICE_PROT_TCP_IL, 1, 2 },
4410 { ICE_PROT_UDP_OF, 1, 0 },
4411 { ICE_PROT_UDP_OF, 1, 2 },
4413 { ICE_PROT_UDP_IL_OR_S, 1, 0 },
4414 { ICE_PROT_UDP_IL_OR_S, 1, 2 },
4416 { ICE_PROT_SCTP_IL, 1, 0 },
4417 { ICE_PROT_SCTP_IL, 1, 2 }
4420 #define ICE_FD_SRC_DST_PAIR_COUNT ARRAY_SIZE(ice_fd_pairs)
4423 * ice_update_fd_swap - set register appropriately for a FD FV extraction
4424 * @hw: pointer to the HW struct
4425 * @prof_id: profile ID
4426 * @es: extraction sequence (length of array is determined by the block)
4428 static enum ice_status
4429 ice_update_fd_swap(struct ice_hw *hw, u16 prof_id, struct ice_fv_word *es)
4431 ice_declare_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
4432 u8 pair_start[ICE_FD_SRC_DST_PAIR_COUNT] = { 0 };
4433 #define ICE_FD_FV_NOT_FOUND (-2)
4434 s8 first_free = ICE_FD_FV_NOT_FOUND;
4435 u8 used[ICE_MAX_FV_WORDS] = { 0 };
4440 ice_zero_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
4442 /* This code assumes that the Flow Director field vectors are assigned
4443 * from the end of the FV indexes working towards the zero index, that
4444 * only complete fields will be included and will be consecutive, and
4445 * that there are no gaps between valid indexes.
4448 /* Determine swap fields present */
4449 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
4450 /* Find the first free entry, assuming right to left population.
4451 * This is where we can start adding additional pairs if needed.
4453 if (first_free == ICE_FD_FV_NOT_FOUND && es[i].prot_id !=
4457 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++)
4458 if (es[i].prot_id == ice_fd_pairs[j].prot_id &&
4459 es[i].off == ice_fd_pairs[j].off) {
4460 ice_set_bit(j, pair_list);
4465 orig_free = first_free;
4467 /* determine missing swap fields that need to be added */
4468 for (i = 0; i < ICE_FD_SRC_DST_PAIR_COUNT; i += 2) {
4469 u8 bit1 = ice_is_bit_set(pair_list, i + 1);
4470 u8 bit0 = ice_is_bit_set(pair_list, i);
4475 /* add the appropriate 'paired' entry */
4481 /* check for room */
4482 if (first_free + 1 < (s8)ice_fd_pairs[index].count)
4483 return ICE_ERR_MAX_LIMIT;
4485 /* place in extraction sequence */
4486 for (k = 0; k < ice_fd_pairs[index].count; k++) {
4487 es[first_free - k].prot_id =
4488 ice_fd_pairs[index].prot_id;
4489 es[first_free - k].off =
4490 ice_fd_pairs[index].off + (k * 2);
4493 return ICE_ERR_OUT_OF_RANGE;
4495 /* keep track of non-relevant fields */
4496 mask_sel |= BIT(first_free - k);
4499 pair_start[index] = first_free;
4500 first_free -= ice_fd_pairs[index].count;
4504 /* fill in the swap array */
4505 si = hw->blk[ICE_BLK_FD].es.fvw - 1;
4507 u8 indexes_used = 1;
4509 /* assume flat at this index */
4510 #define ICE_SWAP_VALID 0x80
4511 used[si] = si | ICE_SWAP_VALID;
4513 if (orig_free == ICE_FD_FV_NOT_FOUND || si <= orig_free) {
4518 /* check for a swap location */
4519 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++)
4520 if (es[si].prot_id == ice_fd_pairs[j].prot_id &&
4521 es[si].off == ice_fd_pairs[j].off) {
4524 /* determine the appropriate matching field */
4525 idx = j + ((j % 2) ? -1 : 1);
4527 indexes_used = ice_fd_pairs[idx].count;
4528 for (k = 0; k < indexes_used; k++) {
4529 used[si - k] = (pair_start[idx] - k) |
4539 /* for each set of 4 swap and 4 inset indexes, write the appropriate
4542 for (j = 0; j < hw->blk[ICE_BLK_FD].es.fvw / 4; j++) {
4546 for (k = 0; k < 4; k++) {
4550 if (used[idx] && !(mask_sel & BIT(idx))) {
4551 raw_swap |= used[idx] << (k * BITS_PER_BYTE);
4552 #define ICE_INSET_DFLT 0x9f
4553 raw_in |= ICE_INSET_DFLT << (k * BITS_PER_BYTE);
4557 /* write the appropriate swap register set */
4558 wr32(hw, GLQF_FDSWAP(prof_id, j), raw_swap);
4560 ice_debug(hw, ICE_DBG_INIT, "swap wr(%d, %d): %x = %08x\n",
4561 prof_id, j, GLQF_FDSWAP(prof_id, j), raw_swap);
4563 /* write the appropriate inset register set */
4564 wr32(hw, GLQF_FDINSET(prof_id, j), raw_in);
4566 ice_debug(hw, ICE_DBG_INIT, "inset wr(%d, %d): %x = %08x\n",
4567 prof_id, j, GLQF_FDINSET(prof_id, j), raw_in);
4570 /* initially clear the mask select for this profile */
4571 ice_update_fd_mask(hw, prof_id, 0);
4576 /* The entries here needs to match the order of enum ice_ptype_attrib */
4577 static const struct ice_ptype_attrib_info ice_ptype_attributes[] = {
4578 { ICE_GTP_PDU_EH, ICE_GTP_PDU_FLAG_MASK },
4579 { ICE_GTP_SESSION, ICE_GTP_FLAGS_MASK },
4580 { ICE_GTP_DOWNLINK, ICE_GTP_FLAGS_MASK },
4581 { ICE_GTP_UPLINK, ICE_GTP_FLAGS_MASK },
4585 * ice_get_ptype_attrib_info - get ptype attribute information
4586 * @type: attribute type
4587 * @info: pointer to variable to the attribute information
4590 ice_get_ptype_attrib_info(enum ice_ptype_attrib_type type,
4591 struct ice_ptype_attrib_info *info)
4593 *info = ice_ptype_attributes[type];
4597 * ice_add_prof_attrib - add any PTG with attributes to profile
4598 * @prof: pointer to the profile to which PTG entries will be added
4599 * @ptg: PTG to be added
4600 * @ptype: PTYPE that needs to be looked up
4601 * @attr: array of attributes that will be considered
4602 * @attr_cnt: number of elements in the attribute array
4604 static enum ice_status
4605 ice_add_prof_attrib(struct ice_prof_map *prof, u8 ptg, u16 ptype,
4606 const struct ice_ptype_attributes *attr, u16 attr_cnt)
4611 for (i = 0; i < attr_cnt; i++) {
4612 if (attr[i].ptype == ptype) {
4615 prof->ptg[prof->ptg_cnt] = ptg;
4616 ice_get_ptype_attrib_info(attr[i].attrib,
4617 &prof->attr[prof->ptg_cnt]);
4619 if (++prof->ptg_cnt >= ICE_MAX_PTG_PER_PROFILE)
4620 return ICE_ERR_MAX_LIMIT;
4625 return ICE_ERR_DOES_NOT_EXIST;
4631 * ice_add_prof - add profile
4632 * @hw: pointer to the HW struct
4633 * @blk: hardware block
4634 * @id: profile tracking ID
4635 * @ptypes: array of bitmaps indicating ptypes (ICE_FLOW_PTYPE_MAX bits)
4636 * @attr: array of attributes
4637 * @attr_cnt: number of elements in attrib array
4638 * @es: extraction sequence (length of array is determined by the block)
4639 * @masks: mask for extraction sequence
4641 * This function registers a profile, which matches a set of PTYPES with a
4642 * particular extraction sequence. While the hardware profile is allocated
4643 * it will not be written until the first call to ice_add_flow that specifies
4644 * the ID value used here.
4647 ice_add_prof(struct ice_hw *hw, enum ice_block blk, u64 id, u8 ptypes[],
4648 const struct ice_ptype_attributes *attr, u16 attr_cnt,
4649 struct ice_fv_word *es, u16 *masks)
4651 u32 bytes = DIVIDE_AND_ROUND_UP(ICE_FLOW_PTYPE_MAX, BITS_PER_BYTE);
4652 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
4653 struct ice_prof_map *prof;
4654 enum ice_status status;
4658 ice_zero_bitmap(ptgs_used, ICE_XLT1_CNT);
4660 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4662 /* search for existing profile */
4663 status = ice_find_prof_id_with_mask(hw, blk, es, masks, &prof_id);
4665 /* allocate profile ID */
4666 status = ice_alloc_prof_id(hw, blk, &prof_id);
4668 goto err_ice_add_prof;
4669 if (blk == ICE_BLK_FD) {
4670 /* For Flow Director block, the extraction sequence may
4671 * need to be altered in the case where there are paired
4672 * fields that have no match. This is necessary because
4673 * for Flow Director, src and dest fields need to paired
4674 * for filter programming and these values are swapped
4677 status = ice_update_fd_swap(hw, prof_id, es);
4679 goto err_ice_add_prof;
4681 status = ice_update_prof_masking(hw, blk, prof_id, masks);
4683 goto err_ice_add_prof;
4685 /* and write new es */
4686 ice_write_es(hw, blk, prof_id, es);
4689 ice_prof_inc_ref(hw, blk, prof_id);
4691 /* add profile info */
4693 prof = (struct ice_prof_map *)ice_malloc(hw, sizeof(*prof));
4695 goto err_ice_add_prof;
4697 prof->profile_cookie = id;
4698 prof->prof_id = prof_id;
4702 /* build list of ptgs */
4703 while (bytes && prof->ptg_cnt < ICE_MAX_PTG_PER_PROFILE) {
4706 if (!ptypes[byte]) {
4712 /* Examine 8 bits per byte */
4713 ice_for_each_set_bit(bit, (ice_bitmap_t *)&ptypes[byte],
4718 ptype = byte * BITS_PER_BYTE + bit;
4720 /* The package should place all ptypes in a non-zero
4721 * PTG, so the following call should never fail.
4723 if (ice_ptg_find_ptype(hw, blk, ptype, &ptg))
4726 /* If PTG is already added, skip and continue */
4727 if (ice_is_bit_set(ptgs_used, ptg))
4730 ice_set_bit(ptg, ptgs_used);
4731 /* Check to see there are any attributes for this
4732 * ptype, and add them if found.
4734 status = ice_add_prof_attrib(prof, ptg, ptype, attr,
4736 if (status == ICE_ERR_MAX_LIMIT)
4739 /* This is simple a ptype/PTG with no
4742 prof->ptg[prof->ptg_cnt] = ptg;
4743 prof->attr[prof->ptg_cnt].flags = 0;
4744 prof->attr[prof->ptg_cnt].mask = 0;
4746 if (++prof->ptg_cnt >= ICE_MAX_PTG_PER_PROFILE)
4755 LIST_ADD(&prof->list, &hw->blk[blk].es.prof_map);
4756 status = ICE_SUCCESS;
4759 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4764 * ice_search_prof_id - Search for a profile tracking ID
4765 * @hw: pointer to the HW struct
4766 * @blk: hardware block
4767 * @id: profile tracking ID
4769 * This will search for a profile tracking ID which was previously added.
4770 * The profile map lock should be held before calling this function.
4772 struct ice_prof_map *
4773 ice_search_prof_id(struct ice_hw *hw, enum ice_block blk, u64 id)
4775 struct ice_prof_map *entry = NULL;
4776 struct ice_prof_map *map;
4778 LIST_FOR_EACH_ENTRY(map, &hw->blk[blk].es.prof_map, ice_prof_map, list)
4779 if (map->profile_cookie == id) {
4788 * ice_vsig_prof_id_count - count profiles in a VSIG
4789 * @hw: pointer to the HW struct
4790 * @blk: hardware block
4791 * @vsig: VSIG to remove the profile from
4794 ice_vsig_prof_id_count(struct ice_hw *hw, enum ice_block blk, u16 vsig)
4796 u16 idx = vsig & ICE_VSIG_IDX_M, count = 0;
4797 struct ice_vsig_prof *p;
4799 LIST_FOR_EACH_ENTRY(p, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4800 ice_vsig_prof, list)
4807 * ice_rel_tcam_idx - release a TCAM index
4808 * @hw: pointer to the HW struct
4809 * @blk: hardware block
4810 * @idx: the index to release
4812 static enum ice_status
4813 ice_rel_tcam_idx(struct ice_hw *hw, enum ice_block blk, u16 idx)
4815 /* Masks to invoke a never match entry */
4816 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
4817 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFE, 0xFF, 0xFF, 0xFF, 0xFF };
4818 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4819 enum ice_status status;
4821 /* write the TCAM entry */
4822 status = ice_tcam_write_entry(hw, blk, idx, 0, 0, 0, 0, 0, vl_msk,
4827 /* release the TCAM entry */
4828 status = ice_free_tcam_ent(hw, blk, idx);
4834 * ice_rem_prof_id - remove one profile from a VSIG
4835 * @hw: pointer to the HW struct
4836 * @blk: hardware block
4837 * @prof: pointer to profile structure to remove
4839 static enum ice_status
4840 ice_rem_prof_id(struct ice_hw *hw, enum ice_block blk,
4841 struct ice_vsig_prof *prof)
4843 enum ice_status status;
4846 for (i = 0; i < prof->tcam_count; i++)
4847 if (prof->tcam[i].in_use) {
4848 prof->tcam[i].in_use = false;
4849 status = ice_rel_tcam_idx(hw, blk,
4850 prof->tcam[i].tcam_idx);
4852 return ICE_ERR_HW_TABLE;
4859 * ice_rem_vsig - remove VSIG
4860 * @hw: pointer to the HW struct
4861 * @blk: hardware block
4862 * @vsig: the VSIG to remove
4863 * @chg: the change list
4865 static enum ice_status
4866 ice_rem_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4867 struct LIST_HEAD_TYPE *chg)
4869 u16 idx = vsig & ICE_VSIG_IDX_M;
4870 struct ice_vsig_vsi *vsi_cur;
4871 struct ice_vsig_prof *d, *t;
4872 enum ice_status status;
4874 /* remove TCAM entries */
4875 LIST_FOR_EACH_ENTRY_SAFE(d, t,
4876 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4877 ice_vsig_prof, list) {
4878 status = ice_rem_prof_id(hw, blk, d);
4886 /* Move all VSIS associated with this VSIG to the default VSIG */
4887 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
4888 /* If the VSIG has at least 1 VSI then iterate through the list
4889 * and remove the VSIs before deleting the group.
4893 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
4894 struct ice_chs_chg *p;
4896 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4898 return ICE_ERR_NO_MEMORY;
4900 p->type = ICE_VSIG_REM;
4901 p->orig_vsig = vsig;
4902 p->vsig = ICE_DEFAULT_VSIG;
4903 p->vsi = vsi_cur - hw->blk[blk].xlt2.vsis;
4905 LIST_ADD(&p->list_entry, chg);
4910 return ice_vsig_free(hw, blk, vsig);
4914 * ice_rem_prof_id_vsig - remove a specific profile from a VSIG
4915 * @hw: pointer to the HW struct
4916 * @blk: hardware block
4917 * @vsig: VSIG to remove the profile from
4918 * @hdl: profile handle indicating which profile to remove
4919 * @chg: list to receive a record of changes
4921 static enum ice_status
4922 ice_rem_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
4923 struct LIST_HEAD_TYPE *chg)
4925 u16 idx = vsig & ICE_VSIG_IDX_M;
4926 struct ice_vsig_prof *p, *t;
4927 enum ice_status status;
4929 LIST_FOR_EACH_ENTRY_SAFE(p, t,
4930 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4931 ice_vsig_prof, list)
4932 if (p->profile_cookie == hdl) {
4933 if (ice_vsig_prof_id_count(hw, blk, vsig) == 1)
4934 /* this is the last profile, remove the VSIG */
4935 return ice_rem_vsig(hw, blk, vsig, chg);
4937 status = ice_rem_prof_id(hw, blk, p);
4945 return ICE_ERR_DOES_NOT_EXIST;
4949 * ice_rem_flow_all - remove all flows with a particular profile
4950 * @hw: pointer to the HW struct
4951 * @blk: hardware block
4952 * @id: profile tracking ID
4954 static enum ice_status
4955 ice_rem_flow_all(struct ice_hw *hw, enum ice_block blk, u64 id)
4957 struct ice_chs_chg *del, *tmp;
4958 struct LIST_HEAD_TYPE chg;
4959 enum ice_status status;
4962 INIT_LIST_HEAD(&chg);
4964 for (i = 1; i < ICE_MAX_VSIGS; i++)
4965 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use) {
4966 if (ice_has_prof_vsig(hw, blk, i, id)) {
4967 status = ice_rem_prof_id_vsig(hw, blk, i, id,
4970 goto err_ice_rem_flow_all;
4974 status = ice_upd_prof_hw(hw, blk, &chg);
4976 err_ice_rem_flow_all:
4977 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
4978 LIST_DEL(&del->list_entry);
4986 * ice_rem_prof - remove profile
4987 * @hw: pointer to the HW struct
4988 * @blk: hardware block
4989 * @id: profile tracking ID
4991 * This will remove the profile specified by the ID parameter, which was
4992 * previously created through ice_add_prof. If any existing entries
4993 * are associated with this profile, they will be removed as well.
4995 enum ice_status ice_rem_prof(struct ice_hw *hw, enum ice_block blk, u64 id)
4997 struct ice_prof_map *pmap;
4998 enum ice_status status;
5000 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
5002 pmap = ice_search_prof_id(hw, blk, id);
5004 status = ICE_ERR_DOES_NOT_EXIST;
5005 goto err_ice_rem_prof;
5008 /* remove all flows with this profile */
5009 status = ice_rem_flow_all(hw, blk, pmap->profile_cookie);
5011 goto err_ice_rem_prof;
5013 /* dereference profile, and possibly remove */
5014 ice_prof_dec_ref(hw, blk, pmap->prof_id);
5016 LIST_DEL(&pmap->list);
5020 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
5025 * ice_get_prof - get profile
5026 * @hw: pointer to the HW struct
5027 * @blk: hardware block
5028 * @hdl: profile handle
5031 static enum ice_status
5032 ice_get_prof(struct ice_hw *hw, enum ice_block blk, u64 hdl,
5033 struct LIST_HEAD_TYPE *chg)
5035 enum ice_status status = ICE_SUCCESS;
5036 struct ice_prof_map *map;
5037 struct ice_chs_chg *p;
5040 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
5041 /* Get the details on the profile specified by the handle ID */
5042 map = ice_search_prof_id(hw, blk, hdl);
5044 status = ICE_ERR_DOES_NOT_EXIST;
5045 goto err_ice_get_prof;
5048 for (i = 0; i < map->ptg_cnt; i++)
5049 if (!hw->blk[blk].es.written[map->prof_id]) {
5050 /* add ES to change list */
5051 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5053 status = ICE_ERR_NO_MEMORY;
5054 goto err_ice_get_prof;
5057 p->type = ICE_PTG_ES_ADD;
5059 p->ptg = map->ptg[i];
5060 p->attr = map->attr[i];
5064 p->prof_id = map->prof_id;
5066 hw->blk[blk].es.written[map->prof_id] = true;
5068 LIST_ADD(&p->list_entry, chg);
5072 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
5073 /* let caller clean up the change list */
5078 * ice_get_profs_vsig - get a copy of the list of profiles from a VSIG
5079 * @hw: pointer to the HW struct
5080 * @blk: hardware block
5081 * @vsig: VSIG from which to copy the list
5084 * This routine makes a copy of the list of profiles in the specified VSIG.
5086 static enum ice_status
5087 ice_get_profs_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
5088 struct LIST_HEAD_TYPE *lst)
5090 struct ice_vsig_prof *ent1, *ent2;
5091 u16 idx = vsig & ICE_VSIG_IDX_M;
5093 LIST_FOR_EACH_ENTRY(ent1, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
5094 ice_vsig_prof, list) {
5095 struct ice_vsig_prof *p;
5097 /* copy to the input list */
5098 p = (struct ice_vsig_prof *)ice_memdup(hw, ent1, sizeof(*p),
5099 ICE_NONDMA_TO_NONDMA);
5101 goto err_ice_get_profs_vsig;
5103 LIST_ADD_TAIL(&p->list, lst);
5108 err_ice_get_profs_vsig:
5109 LIST_FOR_EACH_ENTRY_SAFE(ent1, ent2, lst, ice_vsig_prof, list) {
5110 LIST_DEL(&ent1->list);
5114 return ICE_ERR_NO_MEMORY;
5118 * ice_add_prof_to_lst - add profile entry to a list
5119 * @hw: pointer to the HW struct
5120 * @blk: hardware block
5121 * @lst: the list to be added to
5122 * @hdl: profile handle of entry to add
5124 static enum ice_status
5125 ice_add_prof_to_lst(struct ice_hw *hw, enum ice_block blk,
5126 struct LIST_HEAD_TYPE *lst, u64 hdl)
5128 enum ice_status status = ICE_SUCCESS;
5129 struct ice_prof_map *map;
5130 struct ice_vsig_prof *p;
5133 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
5134 map = ice_search_prof_id(hw, blk, hdl);
5136 status = ICE_ERR_DOES_NOT_EXIST;
5137 goto err_ice_add_prof_to_lst;
5140 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
5142 status = ICE_ERR_NO_MEMORY;
5143 goto err_ice_add_prof_to_lst;
5146 p->profile_cookie = map->profile_cookie;
5147 p->prof_id = map->prof_id;
5148 p->tcam_count = map->ptg_cnt;
5150 for (i = 0; i < map->ptg_cnt; i++) {
5151 p->tcam[i].prof_id = map->prof_id;
5152 p->tcam[i].tcam_idx = ICE_INVALID_TCAM;
5153 p->tcam[i].ptg = map->ptg[i];
5154 p->tcam[i].attr = map->attr[i];
5157 LIST_ADD(&p->list, lst);
5159 err_ice_add_prof_to_lst:
5160 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
5165 * ice_move_vsi - move VSI to another VSIG
5166 * @hw: pointer to the HW struct
5167 * @blk: hardware block
5168 * @vsi: the VSI to move
5169 * @vsig: the VSIG to move the VSI to
5170 * @chg: the change list
5172 static enum ice_status
5173 ice_move_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig,
5174 struct LIST_HEAD_TYPE *chg)
5176 enum ice_status status;
5177 struct ice_chs_chg *p;
5180 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5182 return ICE_ERR_NO_MEMORY;
5184 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
5186 status = ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
5193 p->type = ICE_VSI_MOVE;
5195 p->orig_vsig = orig_vsig;
5198 LIST_ADD(&p->list_entry, chg);
5204 * ice_set_tcam_flags - set TCAM flag don't care mask
5205 * @mask: mask for flags
5206 * @dc_mask: pointer to the don't care mask
5208 static void ice_set_tcam_flags(u16 mask, u8 dc_mask[ICE_TCAM_KEY_VAL_SZ])
5212 /* flags are lowest u16 */
5213 flag_word = (u16 *)dc_mask;
5218 * ice_rem_chg_tcam_ent - remove a specific TCAM entry from change list
5219 * @hw: pointer to the HW struct
5220 * @idx: the index of the TCAM entry to remove
5221 * @chg: the list of change structures to search
5224 ice_rem_chg_tcam_ent(struct ice_hw *hw, u16 idx, struct LIST_HEAD_TYPE *chg)
5226 struct ice_chs_chg *pos, *tmp;
5228 LIST_FOR_EACH_ENTRY_SAFE(tmp, pos, chg, ice_chs_chg, list_entry)
5229 if (tmp->type == ICE_TCAM_ADD && tmp->tcam_idx == idx) {
5230 LIST_DEL(&tmp->list_entry);
5236 * ice_prof_tcam_ena_dis - add enable or disable TCAM change
5237 * @hw: pointer to the HW struct
5238 * @blk: hardware block
5239 * @enable: true to enable, false to disable
5240 * @vsig: the VSIG of the TCAM entry
5241 * @tcam: pointer the TCAM info structure of the TCAM to disable
5242 * @chg: the change list
5244 * This function appends an enable or disable TCAM entry in the change log
5246 static enum ice_status
5247 ice_prof_tcam_ena_dis(struct ice_hw *hw, enum ice_block blk, bool enable,
5248 u16 vsig, struct ice_tcam_inf *tcam,
5249 struct LIST_HEAD_TYPE *chg)
5251 enum ice_status status;
5252 struct ice_chs_chg *p;
5254 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
5255 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0x00, 0x00, 0x00 };
5256 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
5258 /* if disabling, free the TCAM */
5260 status = ice_rel_tcam_idx(hw, blk, tcam->tcam_idx);
5262 /* if we have already created a change for this TCAM entry, then
5263 * we need to remove that entry, in order to prevent writing to
5264 * a TCAM entry we no longer will have ownership of.
5266 ice_rem_chg_tcam_ent(hw, tcam->tcam_idx, chg);
5272 /* for re-enabling, reallocate a TCAM */
5273 /* for entries with empty attribute masks, allocate entry from
5274 * the bottom of the TCAM table; otherwise, allocate from the
5275 * top of the table in order to give it higher priority
5277 status = ice_alloc_tcam_ent(hw, blk, tcam->attr.mask == 0,
5282 /* add TCAM to change list */
5283 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5285 return ICE_ERR_NO_MEMORY;
5287 /* set don't care masks for TCAM flags */
5288 ice_set_tcam_flags(tcam->attr.mask, dc_msk);
5290 status = ice_tcam_write_entry(hw, blk, tcam->tcam_idx, tcam->prof_id,
5291 tcam->ptg, vsig, 0, tcam->attr.flags,
5292 vl_msk, dc_msk, nm_msk);
5294 goto err_ice_prof_tcam_ena_dis;
5298 p->type = ICE_TCAM_ADD;
5299 p->add_tcam_idx = true;
5300 p->prof_id = tcam->prof_id;
5303 p->tcam_idx = tcam->tcam_idx;
5306 LIST_ADD(&p->list_entry, chg);
5310 err_ice_prof_tcam_ena_dis:
5316 * ice_ptg_attr_in_use - determine if PTG and attribute pair is in use
5317 * @ptg_attr: pointer to the PTG and attribute pair to check
5318 * @ptgs_used: bitmap that denotes which PTGs are in use
5319 * @attr_used: array of PTG and attributes pairs already used
5320 * @attr_cnt: count of entries in the attr_used array
5323 ice_ptg_attr_in_use(struct ice_tcam_inf *ptg_attr, ice_bitmap_t *ptgs_used,
5324 struct ice_tcam_inf *attr_used[], u16 attr_cnt)
5328 if (!ice_is_bit_set(ptgs_used, ptg_attr->ptg))
5331 /* the PTG is used, so now look for correct attributes */
5332 for (i = 0; i < attr_cnt; i++)
5333 if (attr_used[i]->ptg == ptg_attr->ptg &&
5334 attr_used[i]->attr.flags == ptg_attr->attr.flags &&
5335 attr_used[i]->attr.mask == ptg_attr->attr.mask)
5342 * ice_adj_prof_priorities - adjust profile based on priorities
5343 * @hw: pointer to the HW struct
5344 * @blk: hardware block
5345 * @vsig: the VSIG for which to adjust profile priorities
5346 * @chg: the change list
5348 static enum ice_status
5349 ice_adj_prof_priorities(struct ice_hw *hw, enum ice_block blk, u16 vsig,
5350 struct LIST_HEAD_TYPE *chg)
5352 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
5353 struct ice_tcam_inf **attr_used;
5354 enum ice_status status = ICE_SUCCESS;
5355 struct ice_vsig_prof *t;
5356 u16 attr_used_cnt = 0;
5359 #define ICE_MAX_PTG_ATTRS 1024
5360 attr_used = (struct ice_tcam_inf **)ice_calloc(hw, ICE_MAX_PTG_ATTRS,
5361 sizeof(*attr_used));
5363 return ICE_ERR_NO_MEMORY;
5365 ice_zero_bitmap(ptgs_used, ICE_XLT1_CNT);
5366 idx = vsig & ICE_VSIG_IDX_M;
5368 /* Priority is based on the order in which the profiles are added. The
5369 * newest added profile has highest priority and the oldest added
5370 * profile has the lowest priority. Since the profile property list for
5371 * a VSIG is sorted from newest to oldest, this code traverses the list
5372 * in order and enables the first of each PTG that it finds (that is not
5373 * already enabled); it also disables any duplicate PTGs that it finds
5374 * in the older profiles (that are currently enabled).
5377 LIST_FOR_EACH_ENTRY(t, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
5378 ice_vsig_prof, list) {
5381 for (i = 0; i < t->tcam_count; i++) {
5384 /* Scan the priorities from newest to oldest.
5385 * Make sure that the newest profiles take priority.
5387 used = ice_ptg_attr_in_use(&t->tcam[i], ptgs_used,
5388 attr_used, attr_used_cnt);
5390 if (used && t->tcam[i].in_use) {
5391 /* need to mark this PTG as never match, as it
5392 * was already in use and therefore duplicate
5393 * (and lower priority)
5395 status = ice_prof_tcam_ena_dis(hw, blk, false,
5400 goto err_ice_adj_prof_priorities;
5401 } else if (!used && !t->tcam[i].in_use) {
5402 /* need to enable this PTG, as it in not in use
5403 * and not enabled (highest priority)
5405 status = ice_prof_tcam_ena_dis(hw, blk, true,
5410 goto err_ice_adj_prof_priorities;
5413 /* keep track of used ptgs */
5414 ice_set_bit(t->tcam[i].ptg, ptgs_used);
5415 if (attr_used_cnt < ICE_MAX_PTG_ATTRS)
5416 attr_used[attr_used_cnt++] = &t->tcam[i];
5418 ice_debug(hw, ICE_DBG_INIT, "Warn: ICE_MAX_PTG_ATTRS exceeded\n");
5422 err_ice_adj_prof_priorities:
5423 ice_free(hw, attr_used);
5428 * ice_add_prof_id_vsig - add profile to VSIG
5429 * @hw: pointer to the HW struct
5430 * @blk: hardware block
5431 * @vsig: the VSIG to which this profile is to be added
5432 * @hdl: the profile handle indicating the profile to add
5433 * @rev: true to add entries to the end of the list
5434 * @chg: the change list
5436 static enum ice_status
5437 ice_add_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
5438 bool rev, struct LIST_HEAD_TYPE *chg)
5440 /* Masks that ignore flags */
5441 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
5442 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0x00, 0x00, 0x00 };
5443 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
5444 enum ice_status status = ICE_SUCCESS;
5445 struct ice_prof_map *map;
5446 struct ice_vsig_prof *t;
5447 struct ice_chs_chg *p;
5450 /* Error, if this VSIG already has this profile */
5451 if (ice_has_prof_vsig(hw, blk, vsig, hdl))
5452 return ICE_ERR_ALREADY_EXISTS;
5454 /* new VSIG profile structure */
5455 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
5457 return ICE_ERR_NO_MEMORY;
5459 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
5460 /* Get the details on the profile specified by the handle ID */
5461 map = ice_search_prof_id(hw, blk, hdl);
5463 status = ICE_ERR_DOES_NOT_EXIST;
5464 goto err_ice_add_prof_id_vsig;
5467 t->profile_cookie = map->profile_cookie;
5468 t->prof_id = map->prof_id;
5469 t->tcam_count = map->ptg_cnt;
5471 /* create TCAM entries */
5472 for (i = 0; i < map->ptg_cnt; i++) {
5475 /* add TCAM to change list */
5476 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5478 status = ICE_ERR_NO_MEMORY;
5479 goto err_ice_add_prof_id_vsig;
5482 /* allocate the TCAM entry index */
5483 /* for entries with empty attribute masks, allocate entry from
5484 * the bottom of the TCAM table; otherwise, allocate from the
5485 * top of the table in order to give it higher priority
5487 status = ice_alloc_tcam_ent(hw, blk, map->attr[i].mask == 0,
5491 goto err_ice_add_prof_id_vsig;
5494 t->tcam[i].ptg = map->ptg[i];
5495 t->tcam[i].prof_id = map->prof_id;
5496 t->tcam[i].tcam_idx = tcam_idx;
5497 t->tcam[i].attr = map->attr[i];
5498 t->tcam[i].in_use = true;
5500 p->type = ICE_TCAM_ADD;
5501 p->add_tcam_idx = true;
5502 p->prof_id = t->tcam[i].prof_id;
5503 p->ptg = t->tcam[i].ptg;
5505 p->tcam_idx = t->tcam[i].tcam_idx;
5507 /* set don't care masks for TCAM flags */
5508 ice_set_tcam_flags(t->tcam[i].attr.mask, dc_msk);
5510 /* write the TCAM entry */
5511 status = ice_tcam_write_entry(hw, blk, t->tcam[i].tcam_idx,
5513 t->tcam[i].ptg, vsig, 0,
5514 t->tcam[i].attr.flags, vl_msk,
5518 goto err_ice_add_prof_id_vsig;
5522 LIST_ADD(&p->list_entry, chg);
5525 /* add profile to VSIG */
5526 vsig_idx = vsig & ICE_VSIG_IDX_M;
5528 LIST_ADD_TAIL(&t->list,
5529 &hw->blk[blk].xlt2.vsig_tbl[vsig_idx].prop_lst);
5532 &hw->blk[blk].xlt2.vsig_tbl[vsig_idx].prop_lst);
5534 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
5537 err_ice_add_prof_id_vsig:
5538 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
5539 /* let caller clean up the change list */
5545 * ice_create_prof_id_vsig - add a new VSIG with a single profile
5546 * @hw: pointer to the HW struct
5547 * @blk: hardware block
5548 * @vsi: the initial VSI that will be in VSIG
5549 * @hdl: the profile handle of the profile that will be added to the VSIG
5550 * @chg: the change list
5552 static enum ice_status
5553 ice_create_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl,
5554 struct LIST_HEAD_TYPE *chg)
5556 enum ice_status status;
5557 struct ice_chs_chg *p;
5560 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5562 return ICE_ERR_NO_MEMORY;
5564 new_vsig = ice_vsig_alloc(hw, blk);
5566 status = ICE_ERR_HW_TABLE;
5567 goto err_ice_create_prof_id_vsig;
5570 status = ice_move_vsi(hw, blk, vsi, new_vsig, chg);
5572 goto err_ice_create_prof_id_vsig;
5574 status = ice_add_prof_id_vsig(hw, blk, new_vsig, hdl, false, chg);
5576 goto err_ice_create_prof_id_vsig;
5578 p->type = ICE_VSIG_ADD;
5580 p->orig_vsig = ICE_DEFAULT_VSIG;
5583 LIST_ADD(&p->list_entry, chg);
5587 err_ice_create_prof_id_vsig:
5588 /* let caller clean up the change list */
5594 * ice_create_vsig_from_lst - create a new VSIG with a list of profiles
5595 * @hw: pointer to the HW struct
5596 * @blk: hardware block
5597 * @vsi: the initial VSI that will be in VSIG
5598 * @lst: the list of profile that will be added to the VSIG
5599 * @new_vsig: return of new VSIG
5600 * @chg: the change list
5602 static enum ice_status
5603 ice_create_vsig_from_lst(struct ice_hw *hw, enum ice_block blk, u16 vsi,
5604 struct LIST_HEAD_TYPE *lst, u16 *new_vsig,
5605 struct LIST_HEAD_TYPE *chg)
5607 struct ice_vsig_prof *t;
5608 enum ice_status status;
5611 vsig = ice_vsig_alloc(hw, blk);
5613 return ICE_ERR_HW_TABLE;
5615 status = ice_move_vsi(hw, blk, vsi, vsig, chg);
5619 LIST_FOR_EACH_ENTRY(t, lst, ice_vsig_prof, list) {
5620 /* Reverse the order here since we are copying the list */
5621 status = ice_add_prof_id_vsig(hw, blk, vsig, t->profile_cookie,
5633 * ice_find_prof_vsig - find a VSIG with a specific profile handle
5634 * @hw: pointer to the HW struct
5635 * @blk: hardware block
5636 * @hdl: the profile handle of the profile to search for
5637 * @vsig: returns the VSIG with the matching profile
5640 ice_find_prof_vsig(struct ice_hw *hw, enum ice_block blk, u64 hdl, u16 *vsig)
5642 struct ice_vsig_prof *t;
5643 struct LIST_HEAD_TYPE lst;
5644 enum ice_status status;
5646 INIT_LIST_HEAD(&lst);
5648 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
5652 t->profile_cookie = hdl;
5653 LIST_ADD(&t->list, &lst);
5655 status = ice_find_dup_props_vsig(hw, blk, &lst, vsig);
5660 return status == ICE_SUCCESS;
5664 * ice_add_vsi_flow - add VSI flow
5665 * @hw: pointer to the HW struct
5666 * @blk: hardware block
5668 * @vsig: target VSIG to include the input VSI
5670 * Calling this function will add the VSI to a given VSIG and
5671 * update the HW tables accordingly. This call can be used to
5672 * add multiple VSIs to a VSIG if we know beforehand that those
5673 * VSIs have the same characteristics of the VSIG. This will
5674 * save time in generating a new VSIG and TCAMs till a match is
5675 * found and subsequent rollback when a matching VSIG is found.
5678 ice_add_vsi_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
5680 struct ice_chs_chg *tmp, *del;
5681 struct LIST_HEAD_TYPE chg;
5682 enum ice_status status;
5684 /* if target VSIG is default the move is invalid */
5685 if ((vsig & ICE_VSIG_IDX_M) == ICE_DEFAULT_VSIG)
5686 return ICE_ERR_PARAM;
5688 INIT_LIST_HEAD(&chg);
5690 /* move VSI to the VSIG that matches */
5691 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5692 /* update hardware if success */
5694 status = ice_upd_prof_hw(hw, blk, &chg);
5696 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5697 LIST_DEL(&del->list_entry);
5705 * ice_add_prof_id_flow - add profile flow
5706 * @hw: pointer to the HW struct
5707 * @blk: hardware block
5708 * @vsi: the VSI to enable with the profile specified by ID
5709 * @hdl: profile handle
5711 * Calling this function will update the hardware tables to enable the
5712 * profile indicated by the ID parameter for the VSIs specified in the VSI
5713 * array. Once successfully called, the flow will be enabled.
5716 ice_add_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
5718 struct ice_vsig_prof *tmp1, *del1;
5719 struct LIST_HEAD_TYPE union_lst;
5720 struct ice_chs_chg *tmp, *del;
5721 struct LIST_HEAD_TYPE chg;
5722 enum ice_status status;
5725 INIT_LIST_HEAD(&union_lst);
5726 INIT_LIST_HEAD(&chg);
5729 status = ice_get_prof(hw, blk, hdl, &chg);
5733 /* determine if VSI is already part of a VSIG */
5734 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
5735 if (!status && vsig) {
5743 /* make sure that there is no overlap/conflict between the new
5744 * characteristics and the existing ones; we don't support that
5747 if (ice_has_prof_vsig(hw, blk, vsig, hdl)) {
5748 status = ICE_ERR_ALREADY_EXISTS;
5749 goto err_ice_add_prof_id_flow;
5752 /* last VSI in the VSIG? */
5753 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
5755 goto err_ice_add_prof_id_flow;
5756 only_vsi = (ref == 1);
5758 /* create a union of the current profiles and the one being
5761 status = ice_get_profs_vsig(hw, blk, vsig, &union_lst);
5763 goto err_ice_add_prof_id_flow;
5765 status = ice_add_prof_to_lst(hw, blk, &union_lst, hdl);
5767 goto err_ice_add_prof_id_flow;
5769 /* search for an existing VSIG with an exact charc match */
5770 status = ice_find_dup_props_vsig(hw, blk, &union_lst, &vsig);
5772 /* move VSI to the VSIG that matches */
5773 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5775 goto err_ice_add_prof_id_flow;
5777 /* VSI has been moved out of or_vsig. If the or_vsig had
5778 * only that VSI it is now empty and can be removed.
5781 status = ice_rem_vsig(hw, blk, or_vsig, &chg);
5783 goto err_ice_add_prof_id_flow;
5785 } else if (only_vsi) {
5786 /* If the original VSIG only contains one VSI, then it
5787 * will be the requesting VSI. In this case the VSI is
5788 * not sharing entries and we can simply add the new
5789 * profile to the VSIG.
5791 status = ice_add_prof_id_vsig(hw, blk, vsig, hdl, false,
5794 goto err_ice_add_prof_id_flow;
5796 /* Adjust priorities */
5797 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
5799 goto err_ice_add_prof_id_flow;
5801 /* No match, so we need a new VSIG */
5802 status = ice_create_vsig_from_lst(hw, blk, vsi,
5806 goto err_ice_add_prof_id_flow;
5808 /* Adjust priorities */
5809 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
5811 goto err_ice_add_prof_id_flow;
5814 /* need to find or add a VSIG */
5815 /* search for an existing VSIG with an exact charc match */
5816 if (ice_find_prof_vsig(hw, blk, hdl, &vsig)) {
5817 /* found an exact match */
5818 /* add or move VSI to the VSIG that matches */
5819 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5821 goto err_ice_add_prof_id_flow;
5823 /* we did not find an exact match */
5824 /* we need to add a VSIG */
5825 status = ice_create_prof_id_vsig(hw, blk, vsi, hdl,
5828 goto err_ice_add_prof_id_flow;
5832 /* update hardware */
5834 status = ice_upd_prof_hw(hw, blk, &chg);
5836 err_ice_add_prof_id_flow:
5837 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5838 LIST_DEL(&del->list_entry);
5842 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &union_lst, ice_vsig_prof, list) {
5843 LIST_DEL(&del1->list);
5851 * ice_rem_prof_from_list - remove a profile from list
5852 * @hw: pointer to the HW struct
5853 * @lst: list to remove the profile from
5854 * @hdl: the profile handle indicating the profile to remove
5856 static enum ice_status
5857 ice_rem_prof_from_list(struct ice_hw *hw, struct LIST_HEAD_TYPE *lst, u64 hdl)
5859 struct ice_vsig_prof *ent, *tmp;
5861 LIST_FOR_EACH_ENTRY_SAFE(ent, tmp, lst, ice_vsig_prof, list)
5862 if (ent->profile_cookie == hdl) {
5863 LIST_DEL(&ent->list);
5868 return ICE_ERR_DOES_NOT_EXIST;
5872 * ice_rem_prof_id_flow - remove flow
5873 * @hw: pointer to the HW struct
5874 * @blk: hardware block
5875 * @vsi: the VSI from which to remove the profile specified by ID
5876 * @hdl: profile tracking handle
5878 * Calling this function will update the hardware tables to remove the
5879 * profile indicated by the ID parameter for the VSIs specified in the VSI
5880 * array. Once successfully called, the flow will be disabled.
5883 ice_rem_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
5885 struct ice_vsig_prof *tmp1, *del1;
5886 struct LIST_HEAD_TYPE chg, copy;
5887 struct ice_chs_chg *tmp, *del;
5888 enum ice_status status;
5891 INIT_LIST_HEAD(©);
5892 INIT_LIST_HEAD(&chg);
5894 /* determine if VSI is already part of a VSIG */
5895 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
5896 if (!status && vsig) {
5902 last_profile = ice_vsig_prof_id_count(hw, blk, vsig) == 1;
5903 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
5905 goto err_ice_rem_prof_id_flow;
5906 only_vsi = (ref == 1);
5909 /* If the original VSIG only contains one reference,
5910 * which will be the requesting VSI, then the VSI is not
5911 * sharing entries and we can simply remove the specific
5912 * characteristics from the VSIG.
5916 /* If there are no profiles left for this VSIG,
5917 * then simply remove the VSIG.
5919 status = ice_rem_vsig(hw, blk, vsig, &chg);
5921 goto err_ice_rem_prof_id_flow;
5923 status = ice_rem_prof_id_vsig(hw, blk, vsig,
5926 goto err_ice_rem_prof_id_flow;
5928 /* Adjust priorities */
5929 status = ice_adj_prof_priorities(hw, blk, vsig,
5932 goto err_ice_rem_prof_id_flow;
5936 /* Make a copy of the VSIG's list of Profiles */
5937 status = ice_get_profs_vsig(hw, blk, vsig, ©);
5939 goto err_ice_rem_prof_id_flow;
5941 /* Remove specified profile entry from the list */
5942 status = ice_rem_prof_from_list(hw, ©, hdl);
5944 goto err_ice_rem_prof_id_flow;
5946 if (LIST_EMPTY(©)) {
5947 status = ice_move_vsi(hw, blk, vsi,
5948 ICE_DEFAULT_VSIG, &chg);
5950 goto err_ice_rem_prof_id_flow;
5952 } else if (!ice_find_dup_props_vsig(hw, blk, ©,
5954 /* found an exact match */
5955 /* add or move VSI to the VSIG that matches */
5956 /* Search for a VSIG with a matching profile
5960 /* Found match, move VSI to the matching VSIG */
5961 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5963 goto err_ice_rem_prof_id_flow;
5965 /* since no existing VSIG supports this
5966 * characteristic pattern, we need to create a
5967 * new VSIG and TCAM entries
5969 status = ice_create_vsig_from_lst(hw, blk, vsi,
5973 goto err_ice_rem_prof_id_flow;
5975 /* Adjust priorities */
5976 status = ice_adj_prof_priorities(hw, blk, vsig,
5979 goto err_ice_rem_prof_id_flow;
5983 status = ICE_ERR_DOES_NOT_EXIST;
5986 /* update hardware tables */
5988 status = ice_upd_prof_hw(hw, blk, &chg);
5990 err_ice_rem_prof_id_flow:
5991 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5992 LIST_DEL(&del->list_entry);
5996 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, ©, ice_vsig_prof, list) {
5997 LIST_DEL(&del1->list);