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_generic_seg_hdr *seg_hdr;
1080 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1082 return ICE_ERR_PARAM;
1084 seg_hdr = (struct ice_generic_seg_hdr *)
1085 ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg_hdr);
1087 struct ice_meta_sect *meta;
1088 struct ice_pkg_enum state;
1090 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1092 /* Get package information from the Metadata Section */
1093 meta = (struct ice_meta_sect *)
1094 ice_pkg_enum_section((struct ice_seg *)seg_hdr, &state,
1097 ice_debug(hw, ICE_DBG_INIT, "Did not find ice metadata section in package\n");
1101 hw->pkg_ver = meta->ver;
1102 ice_memcpy(hw->pkg_name, meta->name, sizeof(meta->name),
1103 ICE_NONDMA_TO_NONDMA);
1105 ice_debug(hw, ICE_DBG_PKG, "Pkg: %d.%d.%d.%d, %s\n",
1106 meta->ver.major, meta->ver.minor, meta->ver.update,
1107 meta->ver.draft, meta->name);
1109 hw->ice_seg_fmt_ver = seg_hdr->seg_format_ver;
1110 ice_memcpy(hw->ice_seg_id, seg_hdr->seg_id,
1111 sizeof(hw->ice_seg_id), ICE_NONDMA_TO_NONDMA);
1113 ice_debug(hw, ICE_DBG_PKG, "Ice Seg: %d.%d.%d.%d, %s\n",
1114 seg_hdr->seg_format_ver.major,
1115 seg_hdr->seg_format_ver.minor,
1116 seg_hdr->seg_format_ver.update,
1117 seg_hdr->seg_format_ver.draft,
1120 ice_debug(hw, ICE_DBG_INIT, "Did not find ice segment in driver package\n");
1129 * @hw: pointer to the hardware structure
1131 * Store details of the package currently loaded in HW into the HW structure.
1133 static enum ice_status ice_get_pkg_info(struct ice_hw *hw)
1135 struct ice_aqc_get_pkg_info_resp *pkg_info;
1136 enum ice_status status;
1140 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1142 size = ice_struct_size(pkg_info, pkg_info, ICE_PKG_CNT);
1143 pkg_info = (struct ice_aqc_get_pkg_info_resp *)ice_malloc(hw, size);
1145 return ICE_ERR_NO_MEMORY;
1147 status = ice_aq_get_pkg_info_list(hw, pkg_info, size, NULL);
1149 goto init_pkg_free_alloc;
1151 for (i = 0; i < LE32_TO_CPU(pkg_info->count); i++) {
1152 #define ICE_PKG_FLAG_COUNT 4
1153 char flags[ICE_PKG_FLAG_COUNT + 1] = { 0 };
1156 if (pkg_info->pkg_info[i].is_active) {
1157 flags[place++] = 'A';
1158 hw->active_pkg_ver = pkg_info->pkg_info[i].ver;
1159 hw->active_track_id =
1160 LE32_TO_CPU(pkg_info->pkg_info[i].track_id);
1161 ice_memcpy(hw->active_pkg_name,
1162 pkg_info->pkg_info[i].name,
1163 sizeof(pkg_info->pkg_info[i].name),
1164 ICE_NONDMA_TO_NONDMA);
1165 hw->active_pkg_in_nvm = pkg_info->pkg_info[i].is_in_nvm;
1167 if (pkg_info->pkg_info[i].is_active_at_boot)
1168 flags[place++] = 'B';
1169 if (pkg_info->pkg_info[i].is_modified)
1170 flags[place++] = 'M';
1171 if (pkg_info->pkg_info[i].is_in_nvm)
1172 flags[place++] = 'N';
1174 ice_debug(hw, ICE_DBG_PKG, "Pkg[%d]: %d.%d.%d.%d,%s,%s\n",
1175 i, pkg_info->pkg_info[i].ver.major,
1176 pkg_info->pkg_info[i].ver.minor,
1177 pkg_info->pkg_info[i].ver.update,
1178 pkg_info->pkg_info[i].ver.draft,
1179 pkg_info->pkg_info[i].name, flags);
1182 init_pkg_free_alloc:
1183 ice_free(hw, pkg_info);
1189 * ice_verify_pkg - verify package
1190 * @pkg: pointer to the package buffer
1191 * @len: size of the package buffer
1193 * Verifies various attributes of the package file, including length, format
1194 * version, and the requirement of at least one segment.
1196 static enum ice_status ice_verify_pkg(struct ice_pkg_hdr *pkg, u32 len)
1201 if (len < ice_struct_size(pkg, seg_offset, 1))
1202 return ICE_ERR_BUF_TOO_SHORT;
1204 if (pkg->pkg_format_ver.major != ICE_PKG_FMT_VER_MAJ ||
1205 pkg->pkg_format_ver.minor != ICE_PKG_FMT_VER_MNR ||
1206 pkg->pkg_format_ver.update != ICE_PKG_FMT_VER_UPD ||
1207 pkg->pkg_format_ver.draft != ICE_PKG_FMT_VER_DFT)
1210 /* pkg must have at least one segment */
1211 seg_count = LE32_TO_CPU(pkg->seg_count);
1215 /* make sure segment array fits in package length */
1216 if (len < ice_struct_size(pkg, seg_offset, seg_count))
1217 return ICE_ERR_BUF_TOO_SHORT;
1219 /* all segments must fit within length */
1220 for (i = 0; i < seg_count; i++) {
1221 u32 off = LE32_TO_CPU(pkg->seg_offset[i]);
1222 struct ice_generic_seg_hdr *seg;
1224 /* segment header must fit */
1225 if (len < off + sizeof(*seg))
1226 return ICE_ERR_BUF_TOO_SHORT;
1228 seg = (struct ice_generic_seg_hdr *)((u8 *)pkg + off);
1230 /* segment body must fit */
1231 if (len < off + LE32_TO_CPU(seg->seg_size))
1232 return ICE_ERR_BUF_TOO_SHORT;
1239 * ice_free_seg - free package segment pointer
1240 * @hw: pointer to the hardware structure
1242 * Frees the package segment pointer in the proper manner, depending on if the
1243 * segment was allocated or just the passed in pointer was stored.
1245 void ice_free_seg(struct ice_hw *hw)
1248 ice_free(hw, hw->pkg_copy);
1249 hw->pkg_copy = NULL;
1256 * ice_init_pkg_regs - initialize additional package registers
1257 * @hw: pointer to the hardware structure
1259 static void ice_init_pkg_regs(struct ice_hw *hw)
1261 #define ICE_SW_BLK_INP_MASK_L 0xFFFFFFFF
1262 #define ICE_SW_BLK_INP_MASK_H 0x0000FFFF
1263 #define ICE_SW_BLK_IDX 0
1264 if (hw->dcf_enabled)
1267 /* setup Switch block input mask, which is 48-bits in two parts */
1268 wr32(hw, GL_PREEXT_L2_PMASK0(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_L);
1269 wr32(hw, GL_PREEXT_L2_PMASK1(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_H);
1273 * ice_chk_pkg_version - check package version for compatibility with driver
1274 * @pkg_ver: pointer to a version structure to check
1276 * Check to make sure that the package about to be downloaded is compatible with
1277 * the driver. To be compatible, the major and minor components of the package
1278 * version must match our ICE_PKG_SUPP_VER_MAJ and ICE_PKG_SUPP_VER_MNR
1281 static enum ice_status ice_chk_pkg_version(struct ice_pkg_ver *pkg_ver)
1283 if (pkg_ver->major != ICE_PKG_SUPP_VER_MAJ ||
1284 pkg_ver->minor != ICE_PKG_SUPP_VER_MNR)
1285 return ICE_ERR_NOT_SUPPORTED;
1291 * ice_chk_pkg_compat
1292 * @hw: pointer to the hardware structure
1293 * @ospkg: pointer to the package hdr
1294 * @seg: pointer to the package segment hdr
1296 * This function checks the package version compatibility with driver and NVM
1298 static enum ice_status
1299 ice_chk_pkg_compat(struct ice_hw *hw, struct ice_pkg_hdr *ospkg,
1300 struct ice_seg **seg)
1302 struct ice_aqc_get_pkg_info_resp *pkg;
1303 enum ice_status status;
1307 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1309 /* Check package version compatibility */
1310 status = ice_chk_pkg_version(&hw->pkg_ver);
1312 ice_debug(hw, ICE_DBG_INIT, "Package version check failed.\n");
1316 /* find ICE segment in given package */
1317 *seg = (struct ice_seg *)ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE,
1320 ice_debug(hw, ICE_DBG_INIT, "no ice segment in package.\n");
1324 /* Check if FW is compatible with the OS package */
1325 size = ice_struct_size(pkg, pkg_info, ICE_PKG_CNT);
1326 pkg = (struct ice_aqc_get_pkg_info_resp *)ice_malloc(hw, size);
1328 return ICE_ERR_NO_MEMORY;
1330 status = ice_aq_get_pkg_info_list(hw, pkg, size, NULL);
1332 goto fw_ddp_compat_free_alloc;
1334 for (i = 0; i < LE32_TO_CPU(pkg->count); i++) {
1335 /* loop till we find the NVM package */
1336 if (!pkg->pkg_info[i].is_in_nvm)
1338 if ((*seg)->hdr.seg_format_ver.major !=
1339 pkg->pkg_info[i].ver.major ||
1340 (*seg)->hdr.seg_format_ver.minor >
1341 pkg->pkg_info[i].ver.minor) {
1342 status = ICE_ERR_FW_DDP_MISMATCH;
1343 ice_debug(hw, ICE_DBG_INIT, "OS package is not compatible with NVM.\n");
1345 /* done processing NVM package so break */
1348 fw_ddp_compat_free_alloc:
1355 * @sect_type: section type
1356 * @section: pointer to section
1357 * @index: index of the field vector entry to be returned
1358 * @offset: ptr to variable that receives the offset in the field vector table
1360 * This is a callback function that can be passed to ice_pkg_enum_entry.
1361 * This function treats the given section as of type ice_sw_fv_section and
1362 * enumerates offset field. "offset" is an index into the field vector table.
1365 ice_sw_fv_handler(u32 sect_type, void *section, u32 index, u32 *offset)
1367 struct ice_sw_fv_section *fv_section =
1368 (struct ice_sw_fv_section *)section;
1370 if (!section || sect_type != ICE_SID_FLD_VEC_SW)
1372 if (index >= LE16_TO_CPU(fv_section->count))
1375 /* "index" passed in to this function is relative to a given
1376 * 4k block. To get to the true index into the field vector
1377 * table need to add the relative index to the base_offset
1378 * field of this section
1380 *offset = LE16_TO_CPU(fv_section->base_offset) + index;
1381 return fv_section->fv + index;
1385 * ice_get_prof_index_max - get the max profile index for used profile
1386 * @hw: pointer to the HW struct
1388 * Calling this function will get the max profile index for used profile
1389 * and store the index number in struct ice_switch_info *switch_info
1390 * in hw for following use.
1392 static int ice_get_prof_index_max(struct ice_hw *hw)
1394 u16 prof_index = 0, j, max_prof_index = 0;
1395 struct ice_pkg_enum state;
1396 struct ice_seg *ice_seg;
1401 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1404 return ICE_ERR_PARAM;
1409 fv = (struct ice_fv *)
1410 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1411 &offset, ice_sw_fv_handler);
1416 /* in the profile that not be used, the prot_id is set to 0xff
1417 * and the off is set to 0x1ff for all the field vectors.
1419 for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
1420 if (fv->ew[j].prot_id != ICE_PROT_INVALID ||
1421 fv->ew[j].off != ICE_FV_OFFSET_INVAL)
1423 if (flag && prof_index > max_prof_index)
1424 max_prof_index = prof_index;
1430 hw->switch_info->max_used_prof_index = max_prof_index;
1436 * ice_init_pkg - initialize/download package
1437 * @hw: pointer to the hardware structure
1438 * @buf: pointer to the package buffer
1439 * @len: size of the package buffer
1441 * This function initializes a package. The package contains HW tables
1442 * required to do packet processing. First, the function extracts package
1443 * information such as version. Then it finds the ice configuration segment
1444 * within the package; this function then saves a copy of the segment pointer
1445 * within the supplied package buffer. Next, the function will cache any hints
1446 * from the package, followed by downloading the package itself. Note, that if
1447 * a previous PF driver has already downloaded the package successfully, then
1448 * the current driver will not have to download the package again.
1450 * The local package contents will be used to query default behavior and to
1451 * update specific sections of the HW's version of the package (e.g. to update
1452 * the parse graph to understand new protocols).
1454 * This function stores a pointer to the package buffer memory, and it is
1455 * expected that the supplied buffer will not be freed immediately. If the
1456 * package buffer needs to be freed, such as when read from a file, use
1457 * ice_copy_and_init_pkg() instead of directly calling ice_init_pkg() in this
1460 enum ice_status ice_init_pkg(struct ice_hw *hw, u8 *buf, u32 len)
1462 struct ice_pkg_hdr *pkg;
1463 enum ice_status status;
1464 struct ice_seg *seg;
1467 return ICE_ERR_PARAM;
1469 pkg = (struct ice_pkg_hdr *)buf;
1470 status = ice_verify_pkg(pkg, len);
1472 ice_debug(hw, ICE_DBG_INIT, "failed to verify pkg (err: %d)\n",
1477 /* initialize package info */
1478 status = ice_init_pkg_info(hw, pkg);
1482 /* before downloading the package, check package version for
1483 * compatibility with driver
1485 status = ice_chk_pkg_compat(hw, pkg, &seg);
1489 /* initialize package hints and then download package */
1490 ice_init_pkg_hints(hw, seg);
1491 status = ice_download_pkg(hw, seg);
1492 if (status == ICE_ERR_AQ_NO_WORK) {
1493 ice_debug(hw, ICE_DBG_INIT, "package previously loaded - no work.\n");
1494 status = ICE_SUCCESS;
1497 /* Get information on the package currently loaded in HW, then make sure
1498 * the driver is compatible with this version.
1501 status = ice_get_pkg_info(hw);
1503 status = ice_chk_pkg_version(&hw->active_pkg_ver);
1508 /* on successful package download update other required
1509 * registers to support the package and fill HW tables
1510 * with package content.
1512 ice_init_pkg_regs(hw);
1513 ice_fill_blk_tbls(hw);
1514 ice_get_prof_index_max(hw);
1516 ice_debug(hw, ICE_DBG_INIT, "package load failed, %d\n",
1524 * ice_copy_and_init_pkg - initialize/download a copy of the package
1525 * @hw: pointer to the hardware structure
1526 * @buf: pointer to the package buffer
1527 * @len: size of the package buffer
1529 * This function copies the package buffer, and then calls ice_init_pkg() to
1530 * initialize the copied package contents.
1532 * The copying is necessary if the package buffer supplied is constant, or if
1533 * the memory may disappear shortly after calling this function.
1535 * If the package buffer resides in the data segment and can be modified, the
1536 * caller is free to use ice_init_pkg() instead of ice_copy_and_init_pkg().
1538 * However, if the package buffer needs to be copied first, such as when being
1539 * read from a file, the caller should use ice_copy_and_init_pkg().
1541 * This function will first copy the package buffer, before calling
1542 * ice_init_pkg(). The caller is free to immediately destroy the original
1543 * package buffer, as the new copy will be managed by this function and
1546 enum ice_status ice_copy_and_init_pkg(struct ice_hw *hw, const u8 *buf, u32 len)
1548 enum ice_status status;
1552 return ICE_ERR_PARAM;
1554 buf_copy = (u8 *)ice_memdup(hw, buf, len, ICE_NONDMA_TO_NONDMA);
1556 status = ice_init_pkg(hw, buf_copy, len);
1558 /* Free the copy, since we failed to initialize the package */
1559 ice_free(hw, buf_copy);
1561 /* Track the copied pkg so we can free it later */
1562 hw->pkg_copy = buf_copy;
1571 * @hw: pointer to the HW structure
1573 * Allocates a package buffer and returns a pointer to the buffer header.
1574 * Note: all package contents must be in Little Endian form.
1576 static struct ice_buf_build *ice_pkg_buf_alloc(struct ice_hw *hw)
1578 struct ice_buf_build *bld;
1579 struct ice_buf_hdr *buf;
1581 bld = (struct ice_buf_build *)ice_malloc(hw, sizeof(*bld));
1585 buf = (struct ice_buf_hdr *)bld;
1586 buf->data_end = CPU_TO_LE16(offsetof(struct ice_buf_hdr,
1592 * ice_get_sw_prof_type - determine switch profile type
1593 * @hw: pointer to the HW structure
1594 * @fv: pointer to the switch field vector
1596 static enum ice_prof_type
1597 ice_get_sw_prof_type(struct ice_hw *hw, struct ice_fv *fv)
1601 for (i = 0; i < hw->blk[ICE_BLK_SW].es.fvw; i++) {
1602 /* UDP tunnel will have UDP_OF protocol ID and VNI offset */
1603 if (fv->ew[i].prot_id == (u8)ICE_PROT_UDP_OF &&
1604 fv->ew[i].off == ICE_VNI_OFFSET)
1605 return ICE_PROF_TUN_UDP;
1607 /* GRE tunnel will have GRE protocol */
1608 if (fv->ew[i].prot_id == (u8)ICE_PROT_GRE_OF)
1609 return ICE_PROF_TUN_GRE;
1611 /* PPPOE tunnel will have PPPOE protocol */
1612 if (fv->ew[i].prot_id == (u8)ICE_PROT_PPPOE)
1613 return ICE_PROF_TUN_PPPOE;
1616 return ICE_PROF_NON_TUN;
1620 * ice_get_sw_fv_bitmap - Get switch field vector bitmap based on profile type
1621 * @hw: pointer to hardware structure
1622 * @req_profs: type of profiles requested
1623 * @bm: pointer to memory for returning the bitmap of field vectors
1626 ice_get_sw_fv_bitmap(struct ice_hw *hw, enum ice_prof_type req_profs,
1629 struct ice_pkg_enum state;
1630 struct ice_seg *ice_seg;
1633 if (req_profs == ICE_PROF_ALL) {
1634 ice_bitmap_set(bm, 0, ICE_MAX_NUM_PROFILES);
1638 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1639 ice_zero_bitmap(bm, ICE_MAX_NUM_PROFILES);
1642 enum ice_prof_type prof_type;
1645 fv = (struct ice_fv *)
1646 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1647 &offset, ice_sw_fv_handler);
1651 /* Determine field vector type */
1652 prof_type = ice_get_sw_prof_type(hw, fv);
1654 if (req_profs & prof_type)
1655 ice_set_bit((u16)offset, bm);
1661 * ice_get_sw_fv_list
1662 * @hw: pointer to the HW structure
1663 * @prot_ids: field vector to search for with a given protocol ID
1664 * @ids_cnt: lookup/protocol count
1665 * @bm: bitmap of field vectors to consider
1666 * @fv_list: Head of a list
1668 * Finds all the field vector entries from switch block that contain
1669 * a given protocol ID and returns a list of structures of type
1670 * "ice_sw_fv_list_entry". Every structure in the list has a field vector
1671 * definition and profile ID information
1672 * NOTE: The caller of the function is responsible for freeing the memory
1673 * allocated for every list entry.
1676 ice_get_sw_fv_list(struct ice_hw *hw, u8 *prot_ids, u16 ids_cnt,
1677 ice_bitmap_t *bm, struct LIST_HEAD_TYPE *fv_list)
1679 struct ice_sw_fv_list_entry *fvl;
1680 struct ice_sw_fv_list_entry *tmp;
1681 struct ice_pkg_enum state;
1682 struct ice_seg *ice_seg;
1686 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1688 if (!ids_cnt || !hw->seg)
1689 return ICE_ERR_PARAM;
1695 fv = (struct ice_fv *)
1696 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1697 &offset, ice_sw_fv_handler);
1702 /* If field vector is not in the bitmap list, then skip this
1705 if (!ice_is_bit_set(bm, (u16)offset))
1708 for (i = 0; i < ids_cnt; i++) {
1711 /* This code assumes that if a switch field vector line
1712 * has a matching protocol, then this line will contain
1713 * the entries necessary to represent every field in
1714 * that protocol header.
1716 for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
1717 if (fv->ew[j].prot_id == prot_ids[i])
1719 if (j >= hw->blk[ICE_BLK_SW].es.fvw)
1721 if (i + 1 == ids_cnt) {
1722 fvl = (struct ice_sw_fv_list_entry *)
1723 ice_malloc(hw, sizeof(*fvl));
1727 fvl->profile_id = offset;
1728 LIST_ADD(&fvl->list_entry, fv_list);
1733 if (LIST_EMPTY(fv_list))
1738 LIST_FOR_EACH_ENTRY_SAFE(fvl, tmp, fv_list, ice_sw_fv_list_entry,
1740 LIST_DEL(&fvl->list_entry);
1744 return ICE_ERR_NO_MEMORY;
1748 * ice_init_prof_result_bm - Initialize the profile result index bitmap
1749 * @hw: pointer to hardware structure
1751 void ice_init_prof_result_bm(struct ice_hw *hw)
1753 struct ice_pkg_enum state;
1754 struct ice_seg *ice_seg;
1757 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1767 fv = (struct ice_fv *)
1768 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1769 &off, ice_sw_fv_handler);
1774 ice_zero_bitmap(hw->switch_info->prof_res_bm[off],
1777 /* Determine empty field vector indices, these can be
1778 * used for recipe results. Skip index 0, since it is
1779 * always used for Switch ID.
1781 for (i = 1; i < ICE_MAX_FV_WORDS; i++)
1782 if (fv->ew[i].prot_id == ICE_PROT_INVALID &&
1783 fv->ew[i].off == ICE_FV_OFFSET_INVAL)
1785 hw->switch_info->prof_res_bm[off]);
1791 * @hw: pointer to the HW structure
1792 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1794 * Frees a package buffer
1796 static void ice_pkg_buf_free(struct ice_hw *hw, struct ice_buf_build *bld)
1802 * ice_pkg_buf_reserve_section
1803 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1804 * @count: the number of sections to reserve
1806 * Reserves one or more section table entries in a package buffer. This routine
1807 * can be called multiple times as long as they are made before calling
1808 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1809 * is called once, the number of sections that can be allocated will not be able
1810 * to be increased; not using all reserved sections is fine, but this will
1811 * result in some wasted space in the buffer.
1812 * Note: all package contents must be in Little Endian form.
1814 static enum ice_status
1815 ice_pkg_buf_reserve_section(struct ice_buf_build *bld, u16 count)
1817 struct ice_buf_hdr *buf;
1822 return ICE_ERR_PARAM;
1824 buf = (struct ice_buf_hdr *)&bld->buf;
1826 /* already an active section, can't increase table size */
1827 section_count = LE16_TO_CPU(buf->section_count);
1828 if (section_count > 0)
1831 if (bld->reserved_section_table_entries + count > ICE_MAX_S_COUNT)
1833 bld->reserved_section_table_entries += count;
1835 data_end = LE16_TO_CPU(buf->data_end) +
1836 FLEX_ARRAY_SIZE(buf, section_entry, count);
1837 buf->data_end = CPU_TO_LE16(data_end);
1843 * ice_pkg_buf_alloc_section
1844 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1845 * @type: the section type value
1846 * @size: the size of the section to reserve (in bytes)
1848 * Reserves memory in the buffer for a section's content and updates the
1849 * buffers' status accordingly. This routine returns a pointer to the first
1850 * byte of the section start within the buffer, which is used to fill in the
1852 * Note: all package contents must be in Little Endian form.
1855 ice_pkg_buf_alloc_section(struct ice_buf_build *bld, u32 type, u16 size)
1857 struct ice_buf_hdr *buf;
1861 if (!bld || !type || !size)
1864 buf = (struct ice_buf_hdr *)&bld->buf;
1866 /* check for enough space left in buffer */
1867 data_end = LE16_TO_CPU(buf->data_end);
1869 /* section start must align on 4 byte boundary */
1870 data_end = ICE_ALIGN(data_end, 4);
1872 if ((data_end + size) > ICE_MAX_S_DATA_END)
1875 /* check for more available section table entries */
1876 sect_count = LE16_TO_CPU(buf->section_count);
1877 if (sect_count < bld->reserved_section_table_entries) {
1878 void *section_ptr = ((u8 *)buf) + data_end;
1880 buf->section_entry[sect_count].offset = CPU_TO_LE16(data_end);
1881 buf->section_entry[sect_count].size = CPU_TO_LE16(size);
1882 buf->section_entry[sect_count].type = CPU_TO_LE32(type);
1885 buf->data_end = CPU_TO_LE16(data_end);
1887 buf->section_count = CPU_TO_LE16(sect_count + 1);
1891 /* no free section table entries */
1896 * ice_pkg_buf_get_active_sections
1897 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1899 * Returns the number of active sections. Before using the package buffer
1900 * in an update package command, the caller should make sure that there is at
1901 * least one active section - otherwise, the buffer is not legal and should
1903 * Note: all package contents must be in Little Endian form.
1905 static u16 ice_pkg_buf_get_active_sections(struct ice_buf_build *bld)
1907 struct ice_buf_hdr *buf;
1912 buf = (struct ice_buf_hdr *)&bld->buf;
1913 return LE16_TO_CPU(buf->section_count);
1918 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1920 * Return a pointer to the buffer's header
1922 static struct ice_buf *ice_pkg_buf(struct ice_buf_build *bld)
1931 * ice_tunnel_port_in_use_hlpr - helper function to determine tunnel usage
1932 * @hw: pointer to the HW structure
1933 * @port: port to search for
1934 * @index: optionally returns index
1936 * Returns whether a port is already in use as a tunnel, and optionally its
1939 static bool ice_tunnel_port_in_use_hlpr(struct ice_hw *hw, u16 port, u16 *index)
1943 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1944 if (hw->tnl.tbl[i].in_use && hw->tnl.tbl[i].port == port) {
1954 * ice_tunnel_port_in_use
1955 * @hw: pointer to the HW structure
1956 * @port: port to search for
1957 * @index: optionally returns index
1959 * Returns whether a port is already in use as a tunnel, and optionally its
1962 bool ice_tunnel_port_in_use(struct ice_hw *hw, u16 port, u16 *index)
1966 ice_acquire_lock(&hw->tnl_lock);
1967 res = ice_tunnel_port_in_use_hlpr(hw, port, index);
1968 ice_release_lock(&hw->tnl_lock);
1974 * ice_tunnel_get_type
1975 * @hw: pointer to the HW structure
1976 * @port: port to search for
1977 * @type: returns tunnel index
1979 * For a given port number, will return the type of tunnel.
1982 ice_tunnel_get_type(struct ice_hw *hw, u16 port, enum ice_tunnel_type *type)
1987 ice_acquire_lock(&hw->tnl_lock);
1989 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1990 if (hw->tnl.tbl[i].in_use && hw->tnl.tbl[i].port == port) {
1991 *type = hw->tnl.tbl[i].type;
1996 ice_release_lock(&hw->tnl_lock);
2002 * ice_find_free_tunnel_entry
2003 * @hw: pointer to the HW structure
2004 * @type: tunnel type
2005 * @index: optionally returns index
2007 * Returns whether there is a free tunnel entry, and optionally its index
2010 ice_find_free_tunnel_entry(struct ice_hw *hw, enum ice_tunnel_type type,
2015 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2016 if (hw->tnl.tbl[i].valid && !hw->tnl.tbl[i].in_use &&
2017 hw->tnl.tbl[i].type == type) {
2027 * ice_get_open_tunnel_port - retrieve an open tunnel port
2028 * @hw: pointer to the HW structure
2029 * @type: tunnel type (TNL_ALL will return any open port)
2030 * @port: returns open port
2033 ice_get_open_tunnel_port(struct ice_hw *hw, enum ice_tunnel_type type,
2039 ice_acquire_lock(&hw->tnl_lock);
2041 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2042 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
2043 (type == TNL_ALL || hw->tnl.tbl[i].type == type)) {
2044 *port = hw->tnl.tbl[i].port;
2049 ice_release_lock(&hw->tnl_lock);
2056 * @hw: pointer to the HW structure
2057 * @type: type of tunnel
2058 * @port: port of tunnel to create
2060 * Create a tunnel by updating the parse graph in the parser. We do that by
2061 * creating a package buffer with the tunnel info and issuing an update package
2065 ice_create_tunnel(struct ice_hw *hw, enum ice_tunnel_type type, u16 port)
2067 struct ice_boost_tcam_section *sect_rx, *sect_tx;
2068 enum ice_status status = ICE_ERR_MAX_LIMIT;
2069 struct ice_buf_build *bld;
2072 ice_acquire_lock(&hw->tnl_lock);
2074 if (ice_tunnel_port_in_use_hlpr(hw, port, &index)) {
2075 hw->tnl.tbl[index].ref++;
2076 status = ICE_SUCCESS;
2077 goto ice_create_tunnel_end;
2080 if (!ice_find_free_tunnel_entry(hw, type, &index)) {
2081 status = ICE_ERR_OUT_OF_RANGE;
2082 goto ice_create_tunnel_end;
2085 bld = ice_pkg_buf_alloc(hw);
2087 status = ICE_ERR_NO_MEMORY;
2088 goto ice_create_tunnel_end;
2091 /* allocate 2 sections, one for Rx parser, one for Tx parser */
2092 if (ice_pkg_buf_reserve_section(bld, 2))
2093 goto ice_create_tunnel_err;
2095 sect_rx = (struct ice_boost_tcam_section *)
2096 ice_pkg_buf_alloc_section(bld, ICE_SID_RXPARSER_BOOST_TCAM,
2097 ice_struct_size(sect_rx, tcam, 1));
2099 goto ice_create_tunnel_err;
2100 sect_rx->count = CPU_TO_LE16(1);
2102 sect_tx = (struct ice_boost_tcam_section *)
2103 ice_pkg_buf_alloc_section(bld, ICE_SID_TXPARSER_BOOST_TCAM,
2104 ice_struct_size(sect_tx, tcam, 1));
2106 goto ice_create_tunnel_err;
2107 sect_tx->count = CPU_TO_LE16(1);
2109 /* copy original boost entry to update package buffer */
2110 ice_memcpy(sect_rx->tcam, hw->tnl.tbl[index].boost_entry,
2111 sizeof(*sect_rx->tcam), ICE_NONDMA_TO_NONDMA);
2113 /* over-write the never-match dest port key bits with the encoded port
2116 ice_set_key((u8 *)§_rx->tcam[0].key, sizeof(sect_rx->tcam[0].key),
2117 (u8 *)&port, NULL, NULL, NULL,
2118 (u16)offsetof(struct ice_boost_key_value, hv_dst_port_key),
2119 sizeof(sect_rx->tcam[0].key.key.hv_dst_port_key));
2121 /* exact copy of entry to Tx section entry */
2122 ice_memcpy(sect_tx->tcam, sect_rx->tcam, sizeof(*sect_tx->tcam),
2123 ICE_NONDMA_TO_NONDMA);
2125 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
2127 hw->tnl.tbl[index].port = port;
2128 hw->tnl.tbl[index].in_use = true;
2129 hw->tnl.tbl[index].ref = 1;
2132 ice_create_tunnel_err:
2133 ice_pkg_buf_free(hw, bld);
2135 ice_create_tunnel_end:
2136 ice_release_lock(&hw->tnl_lock);
2142 * ice_destroy_tunnel
2143 * @hw: pointer to the HW structure
2144 * @port: port of tunnel to destroy (ignored if the all parameter is true)
2145 * @all: flag that states to destroy all tunnels
2147 * Destroys a tunnel or all tunnels by creating an update package buffer
2148 * targeting the specific updates requested and then performing an update
2151 enum ice_status ice_destroy_tunnel(struct ice_hw *hw, u16 port, bool all)
2153 struct ice_boost_tcam_section *sect_rx, *sect_tx;
2154 enum ice_status status = ICE_ERR_MAX_LIMIT;
2155 struct ice_buf_build *bld;
2161 ice_acquire_lock(&hw->tnl_lock);
2163 if (!all && ice_tunnel_port_in_use_hlpr(hw, port, &index))
2164 if (hw->tnl.tbl[index].ref > 1) {
2165 hw->tnl.tbl[index].ref--;
2166 status = ICE_SUCCESS;
2167 goto ice_destroy_tunnel_end;
2170 /* determine count */
2171 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2172 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
2173 (all || hw->tnl.tbl[i].port == port))
2177 status = ICE_ERR_PARAM;
2178 goto ice_destroy_tunnel_end;
2181 /* size of section - there is at least one entry */
2182 size = ice_struct_size(sect_rx, tcam, count);
2184 bld = ice_pkg_buf_alloc(hw);
2186 status = ICE_ERR_NO_MEMORY;
2187 goto ice_destroy_tunnel_end;
2190 /* allocate 2 sections, one for Rx parser, one for Tx parser */
2191 if (ice_pkg_buf_reserve_section(bld, 2))
2192 goto ice_destroy_tunnel_err;
2194 sect_rx = (struct ice_boost_tcam_section *)
2195 ice_pkg_buf_alloc_section(bld, ICE_SID_RXPARSER_BOOST_TCAM,
2198 goto ice_destroy_tunnel_err;
2199 sect_rx->count = CPU_TO_LE16(1);
2201 sect_tx = (struct ice_boost_tcam_section *)
2202 ice_pkg_buf_alloc_section(bld, ICE_SID_TXPARSER_BOOST_TCAM,
2205 goto ice_destroy_tunnel_err;
2206 sect_tx->count = CPU_TO_LE16(1);
2208 /* copy original boost entry to update package buffer, one copy to Rx
2209 * section, another copy to the Tx section
2211 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2212 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
2213 (all || hw->tnl.tbl[i].port == port)) {
2214 ice_memcpy(sect_rx->tcam + i,
2215 hw->tnl.tbl[i].boost_entry,
2216 sizeof(*sect_rx->tcam),
2217 ICE_NONDMA_TO_NONDMA);
2218 ice_memcpy(sect_tx->tcam + i,
2219 hw->tnl.tbl[i].boost_entry,
2220 sizeof(*sect_tx->tcam),
2221 ICE_NONDMA_TO_NONDMA);
2222 hw->tnl.tbl[i].marked = true;
2225 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
2227 for (i = 0; i < hw->tnl.count &&
2228 i < ICE_TUNNEL_MAX_ENTRIES; i++)
2229 if (hw->tnl.tbl[i].marked) {
2230 hw->tnl.tbl[i].ref = 0;
2231 hw->tnl.tbl[i].port = 0;
2232 hw->tnl.tbl[i].in_use = false;
2233 hw->tnl.tbl[i].marked = false;
2236 ice_destroy_tunnel_err:
2237 ice_pkg_buf_free(hw, bld);
2239 ice_destroy_tunnel_end:
2240 ice_release_lock(&hw->tnl_lock);
2246 * ice_find_prot_off - find prot ID and offset pair, based on prof and FV index
2247 * @hw: pointer to the hardware structure
2248 * @blk: hardware block
2250 * @fv_idx: field vector word index
2251 * @prot: variable to receive the protocol ID
2252 * @off: variable to receive the protocol offset
2255 ice_find_prot_off(struct ice_hw *hw, enum ice_block blk, u8 prof, u16 fv_idx,
2258 struct ice_fv_word *fv_ext;
2260 if (prof >= hw->blk[blk].es.count)
2261 return ICE_ERR_PARAM;
2263 if (fv_idx >= hw->blk[blk].es.fvw)
2264 return ICE_ERR_PARAM;
2266 fv_ext = hw->blk[blk].es.t + (prof * hw->blk[blk].es.fvw);
2268 *prot = fv_ext[fv_idx].prot_id;
2269 *off = fv_ext[fv_idx].off;
2274 /* PTG Management */
2277 * ice_ptg_find_ptype - Search for packet type group using packet type (ptype)
2278 * @hw: pointer to the hardware structure
2280 * @ptype: the ptype to search for
2281 * @ptg: pointer to variable that receives the PTG
2283 * This function will search the PTGs for a particular ptype, returning the
2284 * PTG ID that contains it through the PTG parameter, with the value of
2285 * ICE_DEFAULT_PTG (0) meaning it is part the default PTG.
2287 static enum ice_status
2288 ice_ptg_find_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg)
2290 if (ptype >= ICE_XLT1_CNT || !ptg)
2291 return ICE_ERR_PARAM;
2293 *ptg = hw->blk[blk].xlt1.ptypes[ptype].ptg;
2298 * ice_ptg_alloc_val - Allocates a new packet type group ID by value
2299 * @hw: pointer to the hardware structure
2301 * @ptg: the PTG to allocate
2303 * This function allocates a given packet type group ID specified by the PTG
2306 static void ice_ptg_alloc_val(struct ice_hw *hw, enum ice_block blk, u8 ptg)
2308 hw->blk[blk].xlt1.ptg_tbl[ptg].in_use = true;
2312 * ice_ptg_remove_ptype - Removes ptype from a particular packet type group
2313 * @hw: pointer to the hardware structure
2315 * @ptype: the ptype to remove
2316 * @ptg: the PTG to remove the ptype from
2318 * This function will remove the ptype from the specific PTG, and move it to
2319 * the default PTG (ICE_DEFAULT_PTG).
2321 static enum ice_status
2322 ice_ptg_remove_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2324 struct ice_ptg_ptype **ch;
2325 struct ice_ptg_ptype *p;
2327 if (ptype > ICE_XLT1_CNT - 1)
2328 return ICE_ERR_PARAM;
2330 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use)
2331 return ICE_ERR_DOES_NOT_EXIST;
2333 /* Should not happen if .in_use is set, bad config */
2334 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype)
2337 /* find the ptype within this PTG, and bypass the link over it */
2338 p = hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2339 ch = &hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2341 if (ptype == (p - hw->blk[blk].xlt1.ptypes)) {
2342 *ch = p->next_ptype;
2346 ch = &p->next_ptype;
2350 hw->blk[blk].xlt1.ptypes[ptype].ptg = ICE_DEFAULT_PTG;
2351 hw->blk[blk].xlt1.ptypes[ptype].next_ptype = NULL;
2357 * ice_ptg_add_mv_ptype - Adds/moves ptype to a particular packet type group
2358 * @hw: pointer to the hardware structure
2360 * @ptype: the ptype to add or move
2361 * @ptg: the PTG to add or move the ptype to
2363 * This function will either add or move a ptype to a particular PTG depending
2364 * on if the ptype is already part of another group. Note that using a
2365 * a destination PTG ID of ICE_DEFAULT_PTG (0) will move the ptype to the
2368 static enum ice_status
2369 ice_ptg_add_mv_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2371 enum ice_status status;
2374 if (ptype > ICE_XLT1_CNT - 1)
2375 return ICE_ERR_PARAM;
2377 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use && ptg != ICE_DEFAULT_PTG)
2378 return ICE_ERR_DOES_NOT_EXIST;
2380 status = ice_ptg_find_ptype(hw, blk, ptype, &original_ptg);
2384 /* Is ptype already in the correct PTG? */
2385 if (original_ptg == ptg)
2388 /* Remove from original PTG and move back to the default PTG */
2389 if (original_ptg != ICE_DEFAULT_PTG)
2390 ice_ptg_remove_ptype(hw, blk, ptype, original_ptg);
2392 /* Moving to default PTG? Then we're done with this request */
2393 if (ptg == ICE_DEFAULT_PTG)
2396 /* Add ptype to PTG at beginning of list */
2397 hw->blk[blk].xlt1.ptypes[ptype].next_ptype =
2398 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2399 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype =
2400 &hw->blk[blk].xlt1.ptypes[ptype];
2402 hw->blk[blk].xlt1.ptypes[ptype].ptg = ptg;
2403 hw->blk[blk].xlt1.t[ptype] = ptg;
2408 /* Block / table size info */
2409 struct ice_blk_size_details {
2410 u16 xlt1; /* # XLT1 entries */
2411 u16 xlt2; /* # XLT2 entries */
2412 u16 prof_tcam; /* # profile ID TCAM entries */
2413 u16 prof_id; /* # profile IDs */
2414 u8 prof_cdid_bits; /* # CDID one-hot bits used in key */
2415 u16 prof_redir; /* # profile redirection entries */
2416 u16 es; /* # extraction sequence entries */
2417 u16 fvw; /* # field vector words */
2418 u8 overwrite; /* overwrite existing entries allowed */
2419 u8 reverse; /* reverse FV order */
2422 static const struct ice_blk_size_details blk_sizes[ICE_BLK_COUNT] = {
2425 * XLT1 - Number of entries in XLT1 table
2426 * XLT2 - Number of entries in XLT2 table
2427 * TCAM - Number of entries Profile ID TCAM table
2428 * CDID - Control Domain ID of the hardware block
2429 * PRED - Number of entries in the Profile Redirection Table
2430 * FV - Number of entries in the Field Vector
2431 * FVW - Width (in WORDs) of the Field Vector
2432 * OVR - Overwrite existing table entries
2435 /* XLT1 , XLT2 ,TCAM, PID,CDID,PRED, FV, FVW */
2436 /* Overwrite , Reverse FV */
2437 /* SW */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 256, 0, 256, 256, 48,
2439 /* ACL */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 32,
2441 /* FD */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2443 /* RSS */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2445 /* PE */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 64, 32, 0, 32, 32, 24,
2450 ICE_SID_XLT1_OFF = 0,
2453 ICE_SID_PR_REDIR_OFF,
2458 /* Characteristic handling */
2461 * ice_match_prop_lst - determine if properties of two lists match
2462 * @list1: first properties list
2463 * @list2: second properties list
2465 * Count, cookies and the order must match in order to be considered equivalent.
2468 ice_match_prop_lst(struct LIST_HEAD_TYPE *list1, struct LIST_HEAD_TYPE *list2)
2470 struct ice_vsig_prof *tmp1;
2471 struct ice_vsig_prof *tmp2;
2475 /* compare counts */
2476 LIST_FOR_EACH_ENTRY(tmp1, list1, ice_vsig_prof, list)
2478 LIST_FOR_EACH_ENTRY(tmp2, list2, ice_vsig_prof, list)
2480 if (!count || count != chk_count)
2483 tmp1 = LIST_FIRST_ENTRY(list1, struct ice_vsig_prof, list);
2484 tmp2 = LIST_FIRST_ENTRY(list2, struct ice_vsig_prof, list);
2486 /* profile cookies must compare, and in the exact same order to take
2487 * into account priority
2490 if (tmp2->profile_cookie != tmp1->profile_cookie)
2493 tmp1 = LIST_NEXT_ENTRY(tmp1, struct ice_vsig_prof, list);
2494 tmp2 = LIST_NEXT_ENTRY(tmp2, struct ice_vsig_prof, list);
2500 /* VSIG Management */
2503 * ice_vsig_find_vsi - find a VSIG that contains a specified VSI
2504 * @hw: pointer to the hardware structure
2506 * @vsi: VSI of interest
2507 * @vsig: pointer to receive the VSI group
2509 * This function will lookup the VSI entry in the XLT2 list and return
2510 * the VSI group its associated with.
2513 ice_vsig_find_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 *vsig)
2515 if (!vsig || vsi >= ICE_MAX_VSI)
2516 return ICE_ERR_PARAM;
2518 /* As long as there's a default or valid VSIG associated with the input
2519 * VSI, the functions returns a success. Any handling of VSIG will be
2520 * done by the following add, update or remove functions.
2522 *vsig = hw->blk[blk].xlt2.vsis[vsi].vsig;
2528 * ice_vsig_alloc_val - allocate a new VSIG by value
2529 * @hw: pointer to the hardware structure
2531 * @vsig: the VSIG to allocate
2533 * This function will allocate a given VSIG specified by the VSIG parameter.
2535 static u16 ice_vsig_alloc_val(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2537 u16 idx = vsig & ICE_VSIG_IDX_M;
2539 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use) {
2540 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2541 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = true;
2544 return ICE_VSIG_VALUE(idx, hw->pf_id);
2548 * ice_vsig_alloc - Finds a free entry and allocates a new VSIG
2549 * @hw: pointer to the hardware structure
2552 * This function will iterate through the VSIG list and mark the first
2553 * unused entry for the new VSIG entry as used and return that value.
2555 static u16 ice_vsig_alloc(struct ice_hw *hw, enum ice_block blk)
2559 for (i = 1; i < ICE_MAX_VSIGS; i++)
2560 if (!hw->blk[blk].xlt2.vsig_tbl[i].in_use)
2561 return ice_vsig_alloc_val(hw, blk, i);
2563 return ICE_DEFAULT_VSIG;
2567 * ice_find_dup_props_vsig - find VSI group with a specified set of properties
2568 * @hw: pointer to the hardware structure
2570 * @chs: characteristic list
2571 * @vsig: returns the VSIG with the matching profiles, if found
2573 * Each VSIG is associated with a characteristic set; i.e. all VSIs under
2574 * a group have the same characteristic set. To check if there exists a VSIG
2575 * which has the same characteristics as the input characteristics; this
2576 * function will iterate through the XLT2 list and return the VSIG that has a
2577 * matching configuration. In order to make sure that priorities are accounted
2578 * for, the list must match exactly, including the order in which the
2579 * characteristics are listed.
2581 static enum ice_status
2582 ice_find_dup_props_vsig(struct ice_hw *hw, enum ice_block blk,
2583 struct LIST_HEAD_TYPE *chs, u16 *vsig)
2585 struct ice_xlt2 *xlt2 = &hw->blk[blk].xlt2;
2588 for (i = 0; i < xlt2->count; i++)
2589 if (xlt2->vsig_tbl[i].in_use &&
2590 ice_match_prop_lst(chs, &xlt2->vsig_tbl[i].prop_lst)) {
2591 *vsig = ICE_VSIG_VALUE(i, hw->pf_id);
2595 return ICE_ERR_DOES_NOT_EXIST;
2599 * ice_vsig_free - free VSI group
2600 * @hw: pointer to the hardware structure
2602 * @vsig: VSIG to remove
2604 * The function will remove all VSIs associated with the input VSIG and move
2605 * them to the DEFAULT_VSIG and mark the VSIG available.
2607 static enum ice_status
2608 ice_vsig_free(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2610 struct ice_vsig_prof *dtmp, *del;
2611 struct ice_vsig_vsi *vsi_cur;
2614 idx = vsig & ICE_VSIG_IDX_M;
2615 if (idx >= ICE_MAX_VSIGS)
2616 return ICE_ERR_PARAM;
2618 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2619 return ICE_ERR_DOES_NOT_EXIST;
2621 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = false;
2623 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2624 /* If the VSIG has at least 1 VSI then iterate through the
2625 * list and remove the VSIs before deleting the group.
2628 /* remove all vsis associated with this VSIG XLT2 entry */
2630 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
2632 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2633 vsi_cur->changed = 1;
2634 vsi_cur->next_vsi = NULL;
2638 /* NULL terminate head of VSI list */
2639 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi = NULL;
2642 /* free characteristic list */
2643 LIST_FOR_EACH_ENTRY_SAFE(del, dtmp,
2644 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
2645 ice_vsig_prof, list) {
2646 LIST_DEL(&del->list);
2650 /* if VSIG characteristic list was cleared for reset
2651 * re-initialize the list head
2653 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2659 * ice_vsig_remove_vsi - remove VSI from VSIG
2660 * @hw: pointer to the hardware structure
2662 * @vsi: VSI to remove
2663 * @vsig: VSI group to remove from
2665 * The function will remove the input VSI from its VSI group and move it
2666 * to the DEFAULT_VSIG.
2668 static enum ice_status
2669 ice_vsig_remove_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2671 struct ice_vsig_vsi **vsi_head, *vsi_cur, *vsi_tgt;
2674 idx = vsig & ICE_VSIG_IDX_M;
2676 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2677 return ICE_ERR_PARAM;
2679 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2680 return ICE_ERR_DOES_NOT_EXIST;
2682 /* entry already in default VSIG, don't have to remove */
2683 if (idx == ICE_DEFAULT_VSIG)
2686 vsi_head = &hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2690 vsi_tgt = &hw->blk[blk].xlt2.vsis[vsi];
2691 vsi_cur = (*vsi_head);
2693 /* iterate the VSI list, skip over the entry to be removed */
2695 if (vsi_tgt == vsi_cur) {
2696 (*vsi_head) = vsi_cur->next_vsi;
2699 vsi_head = &vsi_cur->next_vsi;
2700 vsi_cur = vsi_cur->next_vsi;
2703 /* verify if VSI was removed from group list */
2705 return ICE_ERR_DOES_NOT_EXIST;
2707 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2708 vsi_cur->changed = 1;
2709 vsi_cur->next_vsi = NULL;
2715 * ice_vsig_add_mv_vsi - add or move a VSI to a VSI group
2716 * @hw: pointer to the hardware structure
2719 * @vsig: destination VSI group
2721 * This function will move or add the input VSI to the target VSIG.
2722 * The function will find the original VSIG the VSI belongs to and
2723 * move the entry to the DEFAULT_VSIG, update the original VSIG and
2724 * then move entry to the new VSIG.
2726 static enum ice_status
2727 ice_vsig_add_mv_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2729 struct ice_vsig_vsi *tmp;
2730 enum ice_status status;
2733 idx = vsig & ICE_VSIG_IDX_M;
2735 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2736 return ICE_ERR_PARAM;
2738 /* if VSIG not in use and VSIG is not default type this VSIG
2741 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use &&
2742 vsig != ICE_DEFAULT_VSIG)
2743 return ICE_ERR_DOES_NOT_EXIST;
2745 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
2749 /* no update required if vsigs match */
2750 if (orig_vsig == vsig)
2753 if (orig_vsig != ICE_DEFAULT_VSIG) {
2754 /* remove entry from orig_vsig and add to default VSIG */
2755 status = ice_vsig_remove_vsi(hw, blk, vsi, orig_vsig);
2760 if (idx == ICE_DEFAULT_VSIG)
2763 /* Create VSI entry and add VSIG and prop_mask values */
2764 hw->blk[blk].xlt2.vsis[vsi].vsig = vsig;
2765 hw->blk[blk].xlt2.vsis[vsi].changed = 1;
2767 /* Add new entry to the head of the VSIG list */
2768 tmp = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2769 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi =
2770 &hw->blk[blk].xlt2.vsis[vsi];
2771 hw->blk[blk].xlt2.vsis[vsi].next_vsi = tmp;
2772 hw->blk[blk].xlt2.t[vsi] = vsig;
2778 * ice_prof_has_mask_idx - determine if profile index masking is identical
2779 * @hw: pointer to the hardware structure
2781 * @prof: profile to check
2782 * @idx: profile index to check
2783 * @mask: mask to match
2786 ice_prof_has_mask_idx(struct ice_hw *hw, enum ice_block blk, u8 prof, u16 idx,
2789 bool expect_no_mask = false;
2794 /* If mask is 0x0000 or 0xffff, then there is no masking */
2795 if (mask == 0 || mask == 0xffff)
2796 expect_no_mask = true;
2798 /* Scan the enabled masks on this profile, for the specified idx */
2799 for (i = hw->blk[blk].masks.first; i < hw->blk[blk].masks.first +
2800 hw->blk[blk].masks.count; i++)
2801 if (hw->blk[blk].es.mask_ena[prof] & BIT(i))
2802 if (hw->blk[blk].masks.masks[i].in_use &&
2803 hw->blk[blk].masks.masks[i].idx == idx) {
2805 if (hw->blk[blk].masks.masks[i].mask == mask)
2810 if (expect_no_mask) {
2822 * ice_prof_has_mask - determine if profile masking is identical
2823 * @hw: pointer to the hardware structure
2825 * @prof: profile to check
2826 * @masks: masks to match
2829 ice_prof_has_mask(struct ice_hw *hw, enum ice_block blk, u8 prof, u16 *masks)
2833 /* es->mask_ena[prof] will have the mask */
2834 for (i = 0; i < hw->blk[blk].es.fvw; i++)
2835 if (!ice_prof_has_mask_idx(hw, blk, prof, i, masks[i]))
2842 * ice_find_prof_id_with_mask - find profile ID for a given field vector
2843 * @hw: pointer to the hardware structure
2845 * @fv: field vector to search for
2846 * @masks: masks for fv
2847 * @prof_id: receives the profile ID
2849 static enum ice_status
2850 ice_find_prof_id_with_mask(struct ice_hw *hw, enum ice_block blk,
2851 struct ice_fv_word *fv, u16 *masks, u8 *prof_id)
2853 struct ice_es *es = &hw->blk[blk].es;
2856 /* For FD and RSS, we don't want to re-use an existed profile with the
2857 * same field vector and mask. This will cause rule interference.
2859 if (blk == ICE_BLK_FD || blk == ICE_BLK_RSS)
2860 return ICE_ERR_DOES_NOT_EXIST;
2862 for (i = 0; i < (u8)es->count; i++) {
2863 u16 off = i * es->fvw;
2865 if (memcmp(&es->t[off], fv, es->fvw * sizeof(*fv)))
2868 /* check if masks settings are the same for this profile */
2869 if (masks && !ice_prof_has_mask(hw, blk, i, masks))
2876 return ICE_ERR_DOES_NOT_EXIST;
2880 * ice_prof_id_rsrc_type - get profile ID resource type for a block type
2881 * @blk: the block type
2882 * @rsrc_type: pointer to variable to receive the resource type
2884 static bool ice_prof_id_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2888 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_PROFID;
2891 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_PROFID;
2894 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_PROFID;
2897 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_PROFID;
2900 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_PROFID;
2909 * ice_tcam_ent_rsrc_type - get TCAM entry resource type for a block type
2910 * @blk: the block type
2911 * @rsrc_type: pointer to variable to receive the resource type
2913 static bool ice_tcam_ent_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2917 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_TCAM;
2920 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_TCAM;
2923 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_TCAM;
2926 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_TCAM;
2929 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_TCAM;
2938 * ice_alloc_tcam_ent - allocate hardware TCAM entry
2939 * @hw: pointer to the HW struct
2940 * @blk: the block to allocate the TCAM for
2941 * @btm: true to allocate from bottom of table, false to allocate from top
2942 * @tcam_idx: pointer to variable to receive the TCAM entry
2944 * This function allocates a new entry in a Profile ID TCAM for a specific
2947 static enum ice_status
2948 ice_alloc_tcam_ent(struct ice_hw *hw, enum ice_block blk, bool btm,
2953 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2954 return ICE_ERR_PARAM;
2956 return ice_alloc_hw_res(hw, res_type, 1, btm, tcam_idx);
2960 * ice_free_tcam_ent - free hardware TCAM entry
2961 * @hw: pointer to the HW struct
2962 * @blk: the block from which to free the TCAM entry
2963 * @tcam_idx: the TCAM entry to free
2965 * This function frees an entry in a Profile ID TCAM for a specific block.
2967 static enum ice_status
2968 ice_free_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 tcam_idx)
2972 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2973 return ICE_ERR_PARAM;
2975 return ice_free_hw_res(hw, res_type, 1, &tcam_idx);
2979 * ice_alloc_prof_id - allocate profile ID
2980 * @hw: pointer to the HW struct
2981 * @blk: the block to allocate the profile ID for
2982 * @prof_id: pointer to variable to receive the profile ID
2984 * This function allocates a new profile ID, which also corresponds to a Field
2985 * Vector (Extraction Sequence) entry.
2987 static enum ice_status
2988 ice_alloc_prof_id(struct ice_hw *hw, enum ice_block blk, u8 *prof_id)
2990 enum ice_status status;
2994 if (!ice_prof_id_rsrc_type(blk, &res_type))
2995 return ICE_ERR_PARAM;
2997 status = ice_alloc_hw_res(hw, res_type, 1, false, &get_prof);
2999 *prof_id = (u8)get_prof;
3005 * ice_free_prof_id - free profile ID
3006 * @hw: pointer to the HW struct
3007 * @blk: the block from which to free the profile ID
3008 * @prof_id: the profile ID to free
3010 * This function frees a profile ID, which also corresponds to a Field Vector.
3012 static enum ice_status
3013 ice_free_prof_id(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
3015 u16 tmp_prof_id = (u16)prof_id;
3018 if (!ice_prof_id_rsrc_type(blk, &res_type))
3019 return ICE_ERR_PARAM;
3021 return ice_free_hw_res(hw, res_type, 1, &tmp_prof_id);
3025 * ice_prof_inc_ref - increment reference count for profile
3026 * @hw: pointer to the HW struct
3027 * @blk: the block from which to free the profile ID
3028 * @prof_id: the profile ID for which to increment the reference count
3030 static enum ice_status
3031 ice_prof_inc_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
3033 if (prof_id > hw->blk[blk].es.count)
3034 return ICE_ERR_PARAM;
3036 hw->blk[blk].es.ref_count[prof_id]++;
3042 * ice_write_prof_mask_reg - write profile mask register
3043 * @hw: pointer to the HW struct
3044 * @blk: hardware block
3045 * @mask_idx: mask index
3046 * @idx: index of the FV which will use the mask
3047 * @mask: the 16-bit mask
3050 ice_write_prof_mask_reg(struct ice_hw *hw, enum ice_block blk, u16 mask_idx,
3058 offset = GLQF_HMASK(mask_idx);
3059 val = (idx << GLQF_HMASK_MSK_INDEX_S) &
3060 GLQF_HMASK_MSK_INDEX_M;
3061 val |= (mask << GLQF_HMASK_MASK_S) & GLQF_HMASK_MASK_M;
3064 offset = GLQF_FDMASK(mask_idx);
3065 val = (idx << GLQF_FDMASK_MSK_INDEX_S) &
3066 GLQF_FDMASK_MSK_INDEX_M;
3067 val |= (mask << GLQF_FDMASK_MASK_S) &
3071 ice_debug(hw, ICE_DBG_PKG, "No profile masks for block %d\n",
3076 wr32(hw, offset, val);
3077 ice_debug(hw, ICE_DBG_PKG, "write mask, blk %d (%d): %x = %x\n",
3078 blk, idx, offset, val);
3082 * ice_write_prof_mask_enable_res - write profile mask enable register
3083 * @hw: pointer to the HW struct
3084 * @blk: hardware block
3085 * @prof_id: profile ID
3086 * @enable_mask: enable mask
3089 ice_write_prof_mask_enable_res(struct ice_hw *hw, enum ice_block blk,
3090 u16 prof_id, u32 enable_mask)
3096 offset = GLQF_HMASK_SEL(prof_id);
3099 offset = GLQF_FDMASK_SEL(prof_id);
3102 ice_debug(hw, ICE_DBG_PKG, "No profile masks for block %d\n",
3107 wr32(hw, offset, enable_mask);
3108 ice_debug(hw, ICE_DBG_PKG, "write mask enable, blk %d (%d): %x = %x\n",
3109 blk, prof_id, offset, enable_mask);
3113 * ice_init_prof_masks - initial prof masks
3114 * @hw: pointer to the HW struct
3115 * @blk: hardware block
3117 static void ice_init_prof_masks(struct ice_hw *hw, enum ice_block blk)
3122 ice_init_lock(&hw->blk[blk].masks.lock);
3124 per_pf = ICE_PROF_MASK_COUNT / hw->dev_caps.num_funcs;
3126 hw->blk[blk].masks.count = per_pf;
3127 hw->blk[blk].masks.first = hw->pf_id * per_pf;
3129 ice_memset(hw->blk[blk].masks.masks, 0,
3130 sizeof(hw->blk[blk].masks.masks), ICE_NONDMA_MEM);
3132 for (i = hw->blk[blk].masks.first;
3133 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++)
3134 ice_write_prof_mask_reg(hw, blk, i, 0, 0);
3138 * ice_init_all_prof_masks - initial all prof masks
3139 * @hw: pointer to the HW struct
3141 void ice_init_all_prof_masks(struct ice_hw *hw)
3143 ice_init_prof_masks(hw, ICE_BLK_RSS);
3144 ice_init_prof_masks(hw, ICE_BLK_FD);
3148 * ice_alloc_prof_mask - allocate profile mask
3149 * @hw: pointer to the HW struct
3150 * @blk: hardware block
3151 * @idx: index of FV which will use the mask
3152 * @mask: the 16-bit mask
3153 * @mask_idx: variable to receive the mask index
3155 static enum ice_status
3156 ice_alloc_prof_mask(struct ice_hw *hw, enum ice_block blk, u16 idx, u16 mask,
3159 bool found_unused = false, found_copy = false;
3160 enum ice_status status = ICE_ERR_MAX_LIMIT;
3161 u16 unused_idx = 0, copy_idx = 0;
3164 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3165 return ICE_ERR_PARAM;
3167 ice_acquire_lock(&hw->blk[blk].masks.lock);
3169 for (i = hw->blk[blk].masks.first;
3170 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++)
3171 if (hw->blk[blk].masks.masks[i].in_use) {
3172 /* if mask is in use and it exactly duplicates the
3173 * desired mask and index, then in can be reused
3175 if (hw->blk[blk].masks.masks[i].mask == mask &&
3176 hw->blk[blk].masks.masks[i].idx == idx) {
3182 /* save off unused index, but keep searching in case
3183 * there is an exact match later on
3185 if (!found_unused) {
3186 found_unused = true;
3193 else if (found_unused)
3196 goto err_ice_alloc_prof_mask;
3198 /* update mask for a new entry */
3200 hw->blk[blk].masks.masks[i].in_use = true;
3201 hw->blk[blk].masks.masks[i].mask = mask;
3202 hw->blk[blk].masks.masks[i].idx = idx;
3203 hw->blk[blk].masks.masks[i].ref = 0;
3204 ice_write_prof_mask_reg(hw, blk, i, idx, mask);
3207 hw->blk[blk].masks.masks[i].ref++;
3209 status = ICE_SUCCESS;
3211 err_ice_alloc_prof_mask:
3212 ice_release_lock(&hw->blk[blk].masks.lock);
3218 * ice_free_prof_mask - free profile mask
3219 * @hw: pointer to the HW struct
3220 * @blk: hardware block
3221 * @mask_idx: index of mask
3223 static enum ice_status
3224 ice_free_prof_mask(struct ice_hw *hw, enum ice_block blk, u16 mask_idx)
3226 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3227 return ICE_ERR_PARAM;
3229 if (!(mask_idx >= hw->blk[blk].masks.first &&
3230 mask_idx < hw->blk[blk].masks.first + hw->blk[blk].masks.count))
3231 return ICE_ERR_DOES_NOT_EXIST;
3233 ice_acquire_lock(&hw->blk[blk].masks.lock);
3235 if (!hw->blk[blk].masks.masks[mask_idx].in_use)
3236 goto exit_ice_free_prof_mask;
3238 if (hw->blk[blk].masks.masks[mask_idx].ref > 1) {
3239 hw->blk[blk].masks.masks[mask_idx].ref--;
3240 goto exit_ice_free_prof_mask;
3244 hw->blk[blk].masks.masks[mask_idx].in_use = false;
3245 hw->blk[blk].masks.masks[mask_idx].mask = 0;
3246 hw->blk[blk].masks.masks[mask_idx].idx = 0;
3248 /* update mask as unused entry */
3249 ice_debug(hw, ICE_DBG_PKG, "Free mask, blk %d, mask %d\n", blk,
3251 ice_write_prof_mask_reg(hw, blk, mask_idx, 0, 0);
3253 exit_ice_free_prof_mask:
3254 ice_release_lock(&hw->blk[blk].masks.lock);
3260 * ice_free_prof_masks - free all profile masks for a profile
3261 * @hw: pointer to the HW struct
3262 * @blk: hardware block
3263 * @prof_id: profile ID
3265 static enum ice_status
3266 ice_free_prof_masks(struct ice_hw *hw, enum ice_block blk, u16 prof_id)
3271 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3272 return ICE_ERR_PARAM;
3274 mask_bm = hw->blk[blk].es.mask_ena[prof_id];
3275 for (i = 0; i < BITS_PER_BYTE * sizeof(mask_bm); i++)
3276 if (mask_bm & BIT(i))
3277 ice_free_prof_mask(hw, blk, i);
3283 * ice_shutdown_prof_masks - releases lock for masking
3284 * @hw: pointer to the HW struct
3285 * @blk: hardware block
3287 * This should be called before unloading the driver
3289 static void ice_shutdown_prof_masks(struct ice_hw *hw, enum ice_block blk)
3293 ice_acquire_lock(&hw->blk[blk].masks.lock);
3295 for (i = hw->blk[blk].masks.first;
3296 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++) {
3297 ice_write_prof_mask_reg(hw, blk, i, 0, 0);
3299 hw->blk[blk].masks.masks[i].in_use = false;
3300 hw->blk[blk].masks.masks[i].idx = 0;
3301 hw->blk[blk].masks.masks[i].mask = 0;
3304 ice_release_lock(&hw->blk[blk].masks.lock);
3305 ice_destroy_lock(&hw->blk[blk].masks.lock);
3309 * ice_shutdown_all_prof_masks - releases all locks for masking
3310 * @hw: pointer to the HW struct
3312 * This should be called before unloading the driver
3314 void ice_shutdown_all_prof_masks(struct ice_hw *hw)
3316 ice_shutdown_prof_masks(hw, ICE_BLK_RSS);
3317 ice_shutdown_prof_masks(hw, ICE_BLK_FD);
3321 * ice_update_prof_masking - set registers according to masking
3322 * @hw: pointer to the HW struct
3323 * @blk: hardware block
3324 * @prof_id: profile ID
3327 static enum ice_status
3328 ice_update_prof_masking(struct ice_hw *hw, enum ice_block blk, u16 prof_id,
3336 /* Only support FD and RSS masking, otherwise nothing to be done */
3337 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3340 for (i = 0; i < hw->blk[blk].es.fvw; i++)
3341 if (masks[i] && masks[i] != 0xFFFF) {
3342 if (!ice_alloc_prof_mask(hw, blk, i, masks[i], &idx)) {
3343 ena_mask |= BIT(idx);
3345 /* not enough bitmaps */
3352 /* free any bitmaps we have allocated */
3353 for (i = 0; i < BITS_PER_BYTE * sizeof(ena_mask); i++)
3354 if (ena_mask & BIT(i))
3355 ice_free_prof_mask(hw, blk, i);
3357 return ICE_ERR_OUT_OF_RANGE;
3360 /* enable the masks for this profile */
3361 ice_write_prof_mask_enable_res(hw, blk, prof_id, ena_mask);
3363 /* store enabled masks with profile so that they can be freed later */
3364 hw->blk[blk].es.mask_ena[prof_id] = ena_mask;
3370 * ice_write_es - write an extraction sequence to hardware
3371 * @hw: pointer to the HW struct
3372 * @blk: the block in which to write the extraction sequence
3373 * @prof_id: the profile ID to write
3374 * @fv: pointer to the extraction sequence to write - NULL to clear extraction
3377 ice_write_es(struct ice_hw *hw, enum ice_block blk, u8 prof_id,
3378 struct ice_fv_word *fv)
3382 off = prof_id * hw->blk[blk].es.fvw;
3384 ice_memset(&hw->blk[blk].es.t[off], 0, hw->blk[blk].es.fvw *
3385 sizeof(*fv), ICE_NONDMA_MEM);
3386 hw->blk[blk].es.written[prof_id] = false;
3388 ice_memcpy(&hw->blk[blk].es.t[off], fv, hw->blk[blk].es.fvw *
3389 sizeof(*fv), ICE_NONDMA_TO_NONDMA);
3394 * ice_prof_dec_ref - decrement reference count for profile
3395 * @hw: pointer to the HW struct
3396 * @blk: the block from which to free the profile ID
3397 * @prof_id: the profile ID for which to decrement the reference count
3399 static enum ice_status
3400 ice_prof_dec_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
3402 if (prof_id > hw->blk[blk].es.count)
3403 return ICE_ERR_PARAM;
3405 if (hw->blk[blk].es.ref_count[prof_id] > 0) {
3406 if (!--hw->blk[blk].es.ref_count[prof_id]) {
3407 ice_write_es(hw, blk, prof_id, NULL);
3408 ice_free_prof_masks(hw, blk, prof_id);
3409 return ice_free_prof_id(hw, blk, prof_id);
3416 /* Block / table section IDs */
3417 static const u32 ice_blk_sids[ICE_BLK_COUNT][ICE_SID_OFF_COUNT] = {
3421 ICE_SID_PROFID_TCAM_SW,
3422 ICE_SID_PROFID_REDIR_SW,
3429 ICE_SID_PROFID_TCAM_ACL,
3430 ICE_SID_PROFID_REDIR_ACL,
3437 ICE_SID_PROFID_TCAM_FD,
3438 ICE_SID_PROFID_REDIR_FD,
3445 ICE_SID_PROFID_TCAM_RSS,
3446 ICE_SID_PROFID_REDIR_RSS,
3453 ICE_SID_PROFID_TCAM_PE,
3454 ICE_SID_PROFID_REDIR_PE,
3460 * ice_init_sw_xlt1_db - init software XLT1 database from HW tables
3461 * @hw: pointer to the hardware structure
3462 * @blk: the HW block to initialize
3464 static void ice_init_sw_xlt1_db(struct ice_hw *hw, enum ice_block blk)
3468 for (pt = 0; pt < hw->blk[blk].xlt1.count; pt++) {
3471 ptg = hw->blk[blk].xlt1.t[pt];
3472 if (ptg != ICE_DEFAULT_PTG) {
3473 ice_ptg_alloc_val(hw, blk, ptg);
3474 ice_ptg_add_mv_ptype(hw, blk, pt, ptg);
3480 * ice_init_sw_xlt2_db - init software XLT2 database from HW tables
3481 * @hw: pointer to the hardware structure
3482 * @blk: the HW block to initialize
3484 static void ice_init_sw_xlt2_db(struct ice_hw *hw, enum ice_block blk)
3488 for (vsi = 0; vsi < hw->blk[blk].xlt2.count; vsi++) {
3491 vsig = hw->blk[blk].xlt2.t[vsi];
3493 ice_vsig_alloc_val(hw, blk, vsig);
3494 ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
3495 /* no changes at this time, since this has been
3496 * initialized from the original package
3498 hw->blk[blk].xlt2.vsis[vsi].changed = 0;
3504 * ice_init_sw_db - init software database from HW tables
3505 * @hw: pointer to the hardware structure
3507 static void ice_init_sw_db(struct ice_hw *hw)
3511 for (i = 0; i < ICE_BLK_COUNT; i++) {
3512 ice_init_sw_xlt1_db(hw, (enum ice_block)i);
3513 ice_init_sw_xlt2_db(hw, (enum ice_block)i);
3518 * ice_fill_tbl - Reads content of a single table type into database
3519 * @hw: pointer to the hardware structure
3520 * @block_id: Block ID of the table to copy
3521 * @sid: Section ID of the table to copy
3523 * Will attempt to read the entire content of a given table of a single block
3524 * into the driver database. We assume that the buffer will always
3525 * be as large or larger than the data contained in the package. If
3526 * this condition is not met, there is most likely an error in the package
3529 static void ice_fill_tbl(struct ice_hw *hw, enum ice_block block_id, u32 sid)
3531 u32 dst_len, sect_len, offset = 0;
3532 struct ice_prof_redir_section *pr;
3533 struct ice_prof_id_section *pid;
3534 struct ice_xlt1_section *xlt1;
3535 struct ice_xlt2_section *xlt2;
3536 struct ice_sw_fv_section *es;
3537 struct ice_pkg_enum state;
3541 /* if the HW segment pointer is null then the first iteration of
3542 * ice_pkg_enum_section() will fail. In this case the HW tables will
3543 * not be filled and return success.
3546 ice_debug(hw, ICE_DBG_PKG, "hw->seg is NULL, tables are not filled\n");
3550 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
3552 sect = ice_pkg_enum_section(hw->seg, &state, sid);
3556 case ICE_SID_XLT1_SW:
3557 case ICE_SID_XLT1_FD:
3558 case ICE_SID_XLT1_RSS:
3559 case ICE_SID_XLT1_ACL:
3560 case ICE_SID_XLT1_PE:
3561 xlt1 = (struct ice_xlt1_section *)sect;
3563 sect_len = LE16_TO_CPU(xlt1->count) *
3564 sizeof(*hw->blk[block_id].xlt1.t);
3565 dst = hw->blk[block_id].xlt1.t;
3566 dst_len = hw->blk[block_id].xlt1.count *
3567 sizeof(*hw->blk[block_id].xlt1.t);
3569 case ICE_SID_XLT2_SW:
3570 case ICE_SID_XLT2_FD:
3571 case ICE_SID_XLT2_RSS:
3572 case ICE_SID_XLT2_ACL:
3573 case ICE_SID_XLT2_PE:
3574 xlt2 = (struct ice_xlt2_section *)sect;
3575 src = (_FORCE_ u8 *)xlt2->value;
3576 sect_len = LE16_TO_CPU(xlt2->count) *
3577 sizeof(*hw->blk[block_id].xlt2.t);
3578 dst = (u8 *)hw->blk[block_id].xlt2.t;
3579 dst_len = hw->blk[block_id].xlt2.count *
3580 sizeof(*hw->blk[block_id].xlt2.t);
3582 case ICE_SID_PROFID_TCAM_SW:
3583 case ICE_SID_PROFID_TCAM_FD:
3584 case ICE_SID_PROFID_TCAM_RSS:
3585 case ICE_SID_PROFID_TCAM_ACL:
3586 case ICE_SID_PROFID_TCAM_PE:
3587 pid = (struct ice_prof_id_section *)sect;
3588 src = (u8 *)pid->entry;
3589 sect_len = LE16_TO_CPU(pid->count) *
3590 sizeof(*hw->blk[block_id].prof.t);
3591 dst = (u8 *)hw->blk[block_id].prof.t;
3592 dst_len = hw->blk[block_id].prof.count *
3593 sizeof(*hw->blk[block_id].prof.t);
3595 case ICE_SID_PROFID_REDIR_SW:
3596 case ICE_SID_PROFID_REDIR_FD:
3597 case ICE_SID_PROFID_REDIR_RSS:
3598 case ICE_SID_PROFID_REDIR_ACL:
3599 case ICE_SID_PROFID_REDIR_PE:
3600 pr = (struct ice_prof_redir_section *)sect;
3601 src = pr->redir_value;
3602 sect_len = LE16_TO_CPU(pr->count) *
3603 sizeof(*hw->blk[block_id].prof_redir.t);
3604 dst = hw->blk[block_id].prof_redir.t;
3605 dst_len = hw->blk[block_id].prof_redir.count *
3606 sizeof(*hw->blk[block_id].prof_redir.t);
3608 case ICE_SID_FLD_VEC_SW:
3609 case ICE_SID_FLD_VEC_FD:
3610 case ICE_SID_FLD_VEC_RSS:
3611 case ICE_SID_FLD_VEC_ACL:
3612 case ICE_SID_FLD_VEC_PE:
3613 es = (struct ice_sw_fv_section *)sect;
3615 sect_len = (u32)(LE16_TO_CPU(es->count) *
3616 hw->blk[block_id].es.fvw) *
3617 sizeof(*hw->blk[block_id].es.t);
3618 dst = (u8 *)hw->blk[block_id].es.t;
3619 dst_len = (u32)(hw->blk[block_id].es.count *
3620 hw->blk[block_id].es.fvw) *
3621 sizeof(*hw->blk[block_id].es.t);
3627 /* if the section offset exceeds destination length, terminate
3630 if (offset > dst_len)
3633 /* if the sum of section size and offset exceed destination size
3634 * then we are out of bounds of the HW table size for that PF.
3635 * Changing section length to fill the remaining table space
3638 if ((offset + sect_len) > dst_len)
3639 sect_len = dst_len - offset;
3641 ice_memcpy(dst + offset, src, sect_len, ICE_NONDMA_TO_NONDMA);
3643 sect = ice_pkg_enum_section(NULL, &state, sid);
3648 * ice_fill_blk_tbls - Read package context for tables
3649 * @hw: pointer to the hardware structure
3651 * Reads the current package contents and populates the driver
3652 * database with the data iteratively for all advanced feature
3653 * blocks. Assume that the HW tables have been allocated.
3655 void ice_fill_blk_tbls(struct ice_hw *hw)
3659 for (i = 0; i < ICE_BLK_COUNT; i++) {
3660 enum ice_block blk_id = (enum ice_block)i;
3662 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt1.sid);
3663 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt2.sid);
3664 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof.sid);
3665 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof_redir.sid);
3666 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].es.sid);
3673 * ice_free_prof_map - free profile map
3674 * @hw: pointer to the hardware structure
3675 * @blk_idx: HW block index
3677 static void ice_free_prof_map(struct ice_hw *hw, u8 blk_idx)
3679 struct ice_es *es = &hw->blk[blk_idx].es;
3680 struct ice_prof_map *del, *tmp;
3682 ice_acquire_lock(&es->prof_map_lock);
3683 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &es->prof_map,
3684 ice_prof_map, list) {
3685 LIST_DEL(&del->list);
3688 INIT_LIST_HEAD(&es->prof_map);
3689 ice_release_lock(&es->prof_map_lock);
3693 * ice_free_flow_profs - free flow profile entries
3694 * @hw: pointer to the hardware structure
3695 * @blk_idx: HW block index
3697 static void ice_free_flow_profs(struct ice_hw *hw, u8 blk_idx)
3699 struct ice_flow_prof *p, *tmp;
3701 ice_acquire_lock(&hw->fl_profs_locks[blk_idx]);
3702 LIST_FOR_EACH_ENTRY_SAFE(p, tmp, &hw->fl_profs[blk_idx],
3703 ice_flow_prof, l_entry) {
3704 struct ice_flow_entry *e, *t;
3706 LIST_FOR_EACH_ENTRY_SAFE(e, t, &p->entries,
3707 ice_flow_entry, l_entry)
3708 ice_flow_rem_entry(hw, (enum ice_block)blk_idx,
3709 ICE_FLOW_ENTRY_HNDL(e));
3711 LIST_DEL(&p->l_entry);
3713 ice_free(hw, p->acts);
3715 ice_destroy_lock(&p->entries_lock);
3718 ice_release_lock(&hw->fl_profs_locks[blk_idx]);
3720 /* if driver is in reset and tables are being cleared
3721 * re-initialize the flow profile list heads
3723 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
3727 * ice_free_vsig_tbl - free complete VSIG table entries
3728 * @hw: pointer to the hardware structure
3729 * @blk: the HW block on which to free the VSIG table entries
3731 static void ice_free_vsig_tbl(struct ice_hw *hw, enum ice_block blk)
3735 if (!hw->blk[blk].xlt2.vsig_tbl)
3738 for (i = 1; i < ICE_MAX_VSIGS; i++)
3739 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use)
3740 ice_vsig_free(hw, blk, i);
3744 * ice_free_hw_tbls - free hardware table memory
3745 * @hw: pointer to the hardware structure
3747 void ice_free_hw_tbls(struct ice_hw *hw)
3749 struct ice_rss_cfg *r, *rt;
3752 for (i = 0; i < ICE_BLK_COUNT; i++) {
3753 if (hw->blk[i].is_list_init) {
3754 struct ice_es *es = &hw->blk[i].es;
3756 ice_free_prof_map(hw, i);
3757 ice_destroy_lock(&es->prof_map_lock);
3758 ice_free_flow_profs(hw, i);
3759 ice_destroy_lock(&hw->fl_profs_locks[i]);
3761 hw->blk[i].is_list_init = false;
3763 ice_free_vsig_tbl(hw, (enum ice_block)i);
3764 ice_free(hw, hw->blk[i].xlt1.ptypes);
3765 ice_free(hw, hw->blk[i].xlt1.ptg_tbl);
3766 ice_free(hw, hw->blk[i].xlt1.t);
3767 ice_free(hw, hw->blk[i].xlt2.t);
3768 ice_free(hw, hw->blk[i].xlt2.vsig_tbl);
3769 ice_free(hw, hw->blk[i].xlt2.vsis);
3770 ice_free(hw, hw->blk[i].prof.t);
3771 ice_free(hw, hw->blk[i].prof_redir.t);
3772 ice_free(hw, hw->blk[i].es.t);
3773 ice_free(hw, hw->blk[i].es.ref_count);
3774 ice_free(hw, hw->blk[i].es.written);
3775 ice_free(hw, hw->blk[i].es.mask_ena);
3778 LIST_FOR_EACH_ENTRY_SAFE(r, rt, &hw->rss_list_head,
3779 ice_rss_cfg, l_entry) {
3780 LIST_DEL(&r->l_entry);
3783 ice_destroy_lock(&hw->rss_locks);
3784 if (!hw->dcf_enabled)
3785 ice_shutdown_all_prof_masks(hw);
3786 ice_memset(hw->blk, 0, sizeof(hw->blk), ICE_NONDMA_MEM);
3790 * ice_init_flow_profs - init flow profile locks and list heads
3791 * @hw: pointer to the hardware structure
3792 * @blk_idx: HW block index
3794 static void ice_init_flow_profs(struct ice_hw *hw, u8 blk_idx)
3796 ice_init_lock(&hw->fl_profs_locks[blk_idx]);
3797 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
3801 * ice_clear_hw_tbls - clear HW tables and flow profiles
3802 * @hw: pointer to the hardware structure
3804 void ice_clear_hw_tbls(struct ice_hw *hw)
3808 for (i = 0; i < ICE_BLK_COUNT; i++) {
3809 struct ice_prof_redir *prof_redir = &hw->blk[i].prof_redir;
3810 struct ice_prof_tcam *prof = &hw->blk[i].prof;
3811 struct ice_xlt1 *xlt1 = &hw->blk[i].xlt1;
3812 struct ice_xlt2 *xlt2 = &hw->blk[i].xlt2;
3813 struct ice_es *es = &hw->blk[i].es;
3815 if (hw->blk[i].is_list_init) {
3816 ice_free_prof_map(hw, i);
3817 ice_free_flow_profs(hw, i);
3820 ice_free_vsig_tbl(hw, (enum ice_block)i);
3822 ice_memset(xlt1->ptypes, 0, xlt1->count * sizeof(*xlt1->ptypes),
3824 ice_memset(xlt1->ptg_tbl, 0,
3825 ICE_MAX_PTGS * sizeof(*xlt1->ptg_tbl),
3827 ice_memset(xlt1->t, 0, xlt1->count * sizeof(*xlt1->t),
3830 ice_memset(xlt2->vsis, 0, xlt2->count * sizeof(*xlt2->vsis),
3832 ice_memset(xlt2->vsig_tbl, 0,
3833 xlt2->count * sizeof(*xlt2->vsig_tbl),
3835 ice_memset(xlt2->t, 0, xlt2->count * sizeof(*xlt2->t),
3838 ice_memset(prof->t, 0, prof->count * sizeof(*prof->t),
3840 ice_memset(prof_redir->t, 0,
3841 prof_redir->count * sizeof(*prof_redir->t),
3844 ice_memset(es->t, 0, es->count * sizeof(*es->t) * es->fvw,
3846 ice_memset(es->ref_count, 0, es->count * sizeof(*es->ref_count),
3848 ice_memset(es->written, 0, es->count * sizeof(*es->written),
3850 ice_memset(es->mask_ena, 0, es->count * sizeof(*es->mask_ena),
3856 * ice_init_hw_tbls - init hardware table memory
3857 * @hw: pointer to the hardware structure
3859 enum ice_status ice_init_hw_tbls(struct ice_hw *hw)
3863 ice_init_lock(&hw->rss_locks);
3864 INIT_LIST_HEAD(&hw->rss_list_head);
3865 if (!hw->dcf_enabled)
3866 ice_init_all_prof_masks(hw);
3867 for (i = 0; i < ICE_BLK_COUNT; i++) {
3868 struct ice_prof_redir *prof_redir = &hw->blk[i].prof_redir;
3869 struct ice_prof_tcam *prof = &hw->blk[i].prof;
3870 struct ice_xlt1 *xlt1 = &hw->blk[i].xlt1;
3871 struct ice_xlt2 *xlt2 = &hw->blk[i].xlt2;
3872 struct ice_es *es = &hw->blk[i].es;
3875 if (hw->blk[i].is_list_init)
3878 ice_init_flow_profs(hw, i);
3879 ice_init_lock(&es->prof_map_lock);
3880 INIT_LIST_HEAD(&es->prof_map);
3881 hw->blk[i].is_list_init = true;
3883 hw->blk[i].overwrite = blk_sizes[i].overwrite;
3884 es->reverse = blk_sizes[i].reverse;
3886 xlt1->sid = ice_blk_sids[i][ICE_SID_XLT1_OFF];
3887 xlt1->count = blk_sizes[i].xlt1;
3889 xlt1->ptypes = (struct ice_ptg_ptype *)
3890 ice_calloc(hw, xlt1->count, sizeof(*xlt1->ptypes));
3895 xlt1->ptg_tbl = (struct ice_ptg_entry *)
3896 ice_calloc(hw, ICE_MAX_PTGS, sizeof(*xlt1->ptg_tbl));
3901 xlt1->t = (u8 *)ice_calloc(hw, xlt1->count, sizeof(*xlt1->t));
3905 xlt2->sid = ice_blk_sids[i][ICE_SID_XLT2_OFF];
3906 xlt2->count = blk_sizes[i].xlt2;
3908 xlt2->vsis = (struct ice_vsig_vsi *)
3909 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsis));
3914 xlt2->vsig_tbl = (struct ice_vsig_entry *)
3915 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsig_tbl));
3916 if (!xlt2->vsig_tbl)
3919 for (j = 0; j < xlt2->count; j++)
3920 INIT_LIST_HEAD(&xlt2->vsig_tbl[j].prop_lst);
3922 xlt2->t = (u16 *)ice_calloc(hw, xlt2->count, sizeof(*xlt2->t));
3926 prof->sid = ice_blk_sids[i][ICE_SID_PR_OFF];
3927 prof->count = blk_sizes[i].prof_tcam;
3928 prof->max_prof_id = blk_sizes[i].prof_id;
3929 prof->cdid_bits = blk_sizes[i].prof_cdid_bits;
3930 prof->t = (struct ice_prof_tcam_entry *)
3931 ice_calloc(hw, prof->count, sizeof(*prof->t));
3936 prof_redir->sid = ice_blk_sids[i][ICE_SID_PR_REDIR_OFF];
3937 prof_redir->count = blk_sizes[i].prof_redir;
3938 prof_redir->t = (u8 *)ice_calloc(hw, prof_redir->count,
3939 sizeof(*prof_redir->t));
3944 es->sid = ice_blk_sids[i][ICE_SID_ES_OFF];
3945 es->count = blk_sizes[i].es;
3946 es->fvw = blk_sizes[i].fvw;
3947 es->t = (struct ice_fv_word *)
3948 ice_calloc(hw, (u32)(es->count * es->fvw),
3953 es->ref_count = (u16 *)
3954 ice_calloc(hw, es->count, sizeof(*es->ref_count));
3959 es->written = (u8 *)
3960 ice_calloc(hw, es->count, sizeof(*es->written));
3965 es->mask_ena = (u32 *)
3966 ice_calloc(hw, es->count, sizeof(*es->mask_ena));
3974 ice_free_hw_tbls(hw);
3975 return ICE_ERR_NO_MEMORY;
3979 * ice_prof_gen_key - generate profile ID key
3980 * @hw: pointer to the HW struct
3981 * @blk: the block in which to write profile ID to
3982 * @ptg: packet type group (PTG) portion of key
3983 * @vsig: VSIG portion of key
3984 * @cdid: CDID portion of key
3985 * @flags: flag portion of key
3986 * @vl_msk: valid mask
3987 * @dc_msk: don't care mask
3988 * @nm_msk: never match mask
3989 * @key: output of profile ID key
3991 static enum ice_status
3992 ice_prof_gen_key(struct ice_hw *hw, enum ice_block blk, u8 ptg, u16 vsig,
3993 u8 cdid, u16 flags, u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3994 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ], u8 nm_msk[ICE_TCAM_KEY_VAL_SZ],
3995 u8 key[ICE_TCAM_KEY_SZ])
3997 struct ice_prof_id_key inkey;
4000 inkey.xlt2_cdid = CPU_TO_LE16(vsig);
4001 inkey.flags = CPU_TO_LE16(flags);
4003 switch (hw->blk[blk].prof.cdid_bits) {
4007 #define ICE_CD_2_M 0xC000U
4008 #define ICE_CD_2_S 14
4009 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_2_M);
4010 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_2_S);
4013 #define ICE_CD_4_M 0xF000U
4014 #define ICE_CD_4_S 12
4015 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_4_M);
4016 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_4_S);
4019 #define ICE_CD_8_M 0xFF00U
4020 #define ICE_CD_8_S 16
4021 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_8_M);
4022 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_8_S);
4025 ice_debug(hw, ICE_DBG_PKG, "Error in profile config\n");
4029 return ice_set_key(key, ICE_TCAM_KEY_SZ, (u8 *)&inkey, vl_msk, dc_msk,
4030 nm_msk, 0, ICE_TCAM_KEY_SZ / 2);
4034 * ice_tcam_write_entry - write TCAM entry
4035 * @hw: pointer to the HW struct
4036 * @blk: the block in which to write profile ID to
4037 * @idx: the entry index to write to
4038 * @prof_id: profile ID
4039 * @ptg: packet type group (PTG) portion of key
4040 * @vsig: VSIG portion of key
4041 * @cdid: CDID portion of key
4042 * @flags: flag portion of key
4043 * @vl_msk: valid mask
4044 * @dc_msk: don't care mask
4045 * @nm_msk: never match mask
4047 static enum ice_status
4048 ice_tcam_write_entry(struct ice_hw *hw, enum ice_block blk, u16 idx,
4049 u8 prof_id, u8 ptg, u16 vsig, u8 cdid, u16 flags,
4050 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
4051 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ],
4052 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ])
4054 struct ice_prof_tcam_entry;
4055 enum ice_status status;
4057 status = ice_prof_gen_key(hw, blk, ptg, vsig, cdid, flags, vl_msk,
4058 dc_msk, nm_msk, hw->blk[blk].prof.t[idx].key);
4060 hw->blk[blk].prof.t[idx].addr = CPU_TO_LE16(idx);
4061 hw->blk[blk].prof.t[idx].prof_id = prof_id;
4068 * ice_vsig_get_ref - returns number of VSIs belong to a VSIG
4069 * @hw: pointer to the hardware structure
4071 * @vsig: VSIG to query
4072 * @refs: pointer to variable to receive the reference count
4074 static enum ice_status
4075 ice_vsig_get_ref(struct ice_hw *hw, enum ice_block blk, u16 vsig, u16 *refs)
4077 u16 idx = vsig & ICE_VSIG_IDX_M;
4078 struct ice_vsig_vsi *ptr;
4082 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
4083 return ICE_ERR_DOES_NOT_EXIST;
4085 ptr = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
4088 ptr = ptr->next_vsi;
4095 * ice_has_prof_vsig - check to see if VSIG has a specific profile
4096 * @hw: pointer to the hardware structure
4098 * @vsig: VSIG to check against
4099 * @hdl: profile handle
4102 ice_has_prof_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl)
4104 u16 idx = vsig & ICE_VSIG_IDX_M;
4105 struct ice_vsig_prof *ent;
4107 LIST_FOR_EACH_ENTRY(ent, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4108 ice_vsig_prof, list)
4109 if (ent->profile_cookie == hdl)
4112 ice_debug(hw, ICE_DBG_INIT, "Characteristic list for VSI group %d not found.\n",
4118 * ice_prof_bld_es - build profile ID extraction sequence changes
4119 * @hw: pointer to the HW struct
4120 * @blk: hardware block
4121 * @bld: the update package buffer build to add to
4122 * @chgs: the list of changes to make in hardware
4124 static enum ice_status
4125 ice_prof_bld_es(struct ice_hw *hw, enum ice_block blk,
4126 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
4128 u16 vec_size = hw->blk[blk].es.fvw * sizeof(struct ice_fv_word);
4129 struct ice_chs_chg *tmp;
4131 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry)
4132 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_prof) {
4133 u16 off = tmp->prof_id * hw->blk[blk].es.fvw;
4134 struct ice_pkg_es *p;
4137 id = ice_sect_id(blk, ICE_VEC_TBL);
4138 p = (struct ice_pkg_es *)
4139 ice_pkg_buf_alloc_section(bld, id,
4140 ice_struct_size(p, es,
4146 return ICE_ERR_MAX_LIMIT;
4148 p->count = CPU_TO_LE16(1);
4149 p->offset = CPU_TO_LE16(tmp->prof_id);
4151 ice_memcpy(p->es, &hw->blk[blk].es.t[off], vec_size,
4152 ICE_NONDMA_TO_NONDMA);
4159 * ice_prof_bld_tcam - build profile ID TCAM changes
4160 * @hw: pointer to the HW struct
4161 * @blk: hardware block
4162 * @bld: the update package buffer build to add to
4163 * @chgs: the list of changes to make in hardware
4165 static enum ice_status
4166 ice_prof_bld_tcam(struct ice_hw *hw, enum ice_block blk,
4167 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
4169 struct ice_chs_chg *tmp;
4171 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry)
4172 if (tmp->type == ICE_TCAM_ADD && tmp->add_tcam_idx) {
4173 struct ice_prof_id_section *p;
4176 id = ice_sect_id(blk, ICE_PROF_TCAM);
4177 p = (struct ice_prof_id_section *)
4178 ice_pkg_buf_alloc_section(bld, id,
4184 return ICE_ERR_MAX_LIMIT;
4186 p->count = CPU_TO_LE16(1);
4187 p->entry[0].addr = CPU_TO_LE16(tmp->tcam_idx);
4188 p->entry[0].prof_id = tmp->prof_id;
4190 ice_memcpy(p->entry[0].key,
4191 &hw->blk[blk].prof.t[tmp->tcam_idx].key,
4192 sizeof(hw->blk[blk].prof.t->key),
4193 ICE_NONDMA_TO_NONDMA);
4200 * ice_prof_bld_xlt1 - build XLT1 changes
4201 * @blk: hardware block
4202 * @bld: the update package buffer build to add to
4203 * @chgs: the list of changes to make in hardware
4205 static enum ice_status
4206 ice_prof_bld_xlt1(enum ice_block blk, struct ice_buf_build *bld,
4207 struct LIST_HEAD_TYPE *chgs)
4209 struct ice_chs_chg *tmp;
4211 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry)
4212 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_ptg) {
4213 struct ice_xlt1_section *p;
4216 id = ice_sect_id(blk, ICE_XLT1);
4217 p = (struct ice_xlt1_section *)
4218 ice_pkg_buf_alloc_section(bld, id,
4224 return ICE_ERR_MAX_LIMIT;
4226 p->count = CPU_TO_LE16(1);
4227 p->offset = CPU_TO_LE16(tmp->ptype);
4228 p->value[0] = tmp->ptg;
4235 * ice_prof_bld_xlt2 - build XLT2 changes
4236 * @blk: hardware block
4237 * @bld: the update package buffer build to add to
4238 * @chgs: the list of changes to make in hardware
4240 static enum ice_status
4241 ice_prof_bld_xlt2(enum ice_block blk, struct ice_buf_build *bld,
4242 struct LIST_HEAD_TYPE *chgs)
4244 struct ice_chs_chg *tmp;
4246 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
4247 struct ice_xlt2_section *p;
4250 switch (tmp->type) {
4254 id = ice_sect_id(blk, ICE_XLT2);
4255 p = (struct ice_xlt2_section *)
4256 ice_pkg_buf_alloc_section(bld, id,
4262 return ICE_ERR_MAX_LIMIT;
4264 p->count = CPU_TO_LE16(1);
4265 p->offset = CPU_TO_LE16(tmp->vsi);
4266 p->value[0] = CPU_TO_LE16(tmp->vsig);
4277 * ice_upd_prof_hw - update hardware using the change list
4278 * @hw: pointer to the HW struct
4279 * @blk: hardware block
4280 * @chgs: the list of changes to make in hardware
4282 static enum ice_status
4283 ice_upd_prof_hw(struct ice_hw *hw, enum ice_block blk,
4284 struct LIST_HEAD_TYPE *chgs)
4286 struct ice_buf_build *b;
4287 struct ice_chs_chg *tmp;
4288 enum ice_status status;
4296 /* count number of sections we need */
4297 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
4298 switch (tmp->type) {
4299 case ICE_PTG_ES_ADD:
4317 sects = xlt1 + xlt2 + tcam + es;
4322 /* Build update package buffer */
4323 b = ice_pkg_buf_alloc(hw);
4325 return ICE_ERR_NO_MEMORY;
4327 status = ice_pkg_buf_reserve_section(b, sects);
4331 /* Preserve order of table update: ES, TCAM, PTG, VSIG */
4333 status = ice_prof_bld_es(hw, blk, b, chgs);
4339 status = ice_prof_bld_tcam(hw, blk, b, chgs);
4345 status = ice_prof_bld_xlt1(blk, b, chgs);
4351 status = ice_prof_bld_xlt2(blk, b, chgs);
4356 /* After package buffer build check if the section count in buffer is
4357 * non-zero and matches the number of sections detected for package
4360 pkg_sects = ice_pkg_buf_get_active_sections(b);
4361 if (!pkg_sects || pkg_sects != sects) {
4362 status = ICE_ERR_INVAL_SIZE;
4366 /* update package */
4367 status = ice_update_pkg(hw, ice_pkg_buf(b), 1);
4368 if (status == ICE_ERR_AQ_ERROR)
4369 ice_debug(hw, ICE_DBG_INIT, "Unable to update HW profile\n");
4372 ice_pkg_buf_free(hw, b);
4377 * ice_update_fd_mask - set Flow Director Field Vector mask for a profile
4378 * @hw: pointer to the HW struct
4379 * @prof_id: profile ID
4380 * @mask_sel: mask select
4382 * This function enable any of the masks selected by the mask select parameter
4383 * for the profile specified.
4385 static void ice_update_fd_mask(struct ice_hw *hw, u16 prof_id, u32 mask_sel)
4387 wr32(hw, GLQF_FDMASK_SEL(prof_id), mask_sel);
4389 ice_debug(hw, ICE_DBG_INIT, "fd mask(%d): %x = %x\n", prof_id,
4390 GLQF_FDMASK_SEL(prof_id), mask_sel);
4393 struct ice_fd_src_dst_pair {
4399 static const struct ice_fd_src_dst_pair ice_fd_pairs[] = {
4400 /* These are defined in pairs */
4401 { ICE_PROT_IPV4_OF_OR_S, 2, 12 },
4402 { ICE_PROT_IPV4_OF_OR_S, 2, 16 },
4404 { ICE_PROT_IPV4_IL, 2, 12 },
4405 { ICE_PROT_IPV4_IL, 2, 16 },
4407 { ICE_PROT_IPV6_OF_OR_S, 8, 8 },
4408 { ICE_PROT_IPV6_OF_OR_S, 8, 24 },
4410 { ICE_PROT_IPV6_IL, 8, 8 },
4411 { ICE_PROT_IPV6_IL, 8, 24 },
4413 { ICE_PROT_TCP_IL, 1, 0 },
4414 { ICE_PROT_TCP_IL, 1, 2 },
4416 { ICE_PROT_UDP_OF, 1, 0 },
4417 { ICE_PROT_UDP_OF, 1, 2 },
4419 { ICE_PROT_UDP_IL_OR_S, 1, 0 },
4420 { ICE_PROT_UDP_IL_OR_S, 1, 2 },
4422 { ICE_PROT_SCTP_IL, 1, 0 },
4423 { ICE_PROT_SCTP_IL, 1, 2 }
4426 #define ICE_FD_SRC_DST_PAIR_COUNT ARRAY_SIZE(ice_fd_pairs)
4429 * ice_update_fd_swap - set register appropriately for a FD FV extraction
4430 * @hw: pointer to the HW struct
4431 * @prof_id: profile ID
4432 * @es: extraction sequence (length of array is determined by the block)
4434 static enum ice_status
4435 ice_update_fd_swap(struct ice_hw *hw, u16 prof_id, struct ice_fv_word *es)
4437 ice_declare_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
4438 u8 pair_start[ICE_FD_SRC_DST_PAIR_COUNT] = { 0 };
4439 #define ICE_FD_FV_NOT_FOUND (-2)
4440 s8 first_free = ICE_FD_FV_NOT_FOUND;
4441 u8 used[ICE_MAX_FV_WORDS] = { 0 };
4446 ice_zero_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
4448 /* This code assumes that the Flow Director field vectors are assigned
4449 * from the end of the FV indexes working towards the zero index, that
4450 * only complete fields will be included and will be consecutive, and
4451 * that there are no gaps between valid indexes.
4454 /* Determine swap fields present */
4455 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
4456 /* Find the first free entry, assuming right to left population.
4457 * This is where we can start adding additional pairs if needed.
4459 if (first_free == ICE_FD_FV_NOT_FOUND && es[i].prot_id !=
4463 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++)
4464 if (es[i].prot_id == ice_fd_pairs[j].prot_id &&
4465 es[i].off == ice_fd_pairs[j].off) {
4466 ice_set_bit(j, pair_list);
4471 orig_free = first_free;
4473 /* determine missing swap fields that need to be added */
4474 for (i = 0; i < ICE_FD_SRC_DST_PAIR_COUNT; i += 2) {
4475 u8 bit1 = ice_is_bit_set(pair_list, i + 1);
4476 u8 bit0 = ice_is_bit_set(pair_list, i);
4481 /* add the appropriate 'paired' entry */
4487 /* check for room */
4488 if (first_free + 1 < (s8)ice_fd_pairs[index].count)
4489 return ICE_ERR_MAX_LIMIT;
4491 /* place in extraction sequence */
4492 for (k = 0; k < ice_fd_pairs[index].count; k++) {
4493 es[first_free - k].prot_id =
4494 ice_fd_pairs[index].prot_id;
4495 es[first_free - k].off =
4496 ice_fd_pairs[index].off + (k * 2);
4499 return ICE_ERR_OUT_OF_RANGE;
4501 /* keep track of non-relevant fields */
4502 mask_sel |= BIT(first_free - k);
4505 pair_start[index] = first_free;
4506 first_free -= ice_fd_pairs[index].count;
4510 /* fill in the swap array */
4511 si = hw->blk[ICE_BLK_FD].es.fvw - 1;
4513 u8 indexes_used = 1;
4515 /* assume flat at this index */
4516 #define ICE_SWAP_VALID 0x80
4517 used[si] = si | ICE_SWAP_VALID;
4519 if (orig_free == ICE_FD_FV_NOT_FOUND || si <= orig_free) {
4524 /* check for a swap location */
4525 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++)
4526 if (es[si].prot_id == ice_fd_pairs[j].prot_id &&
4527 es[si].off == ice_fd_pairs[j].off) {
4530 /* determine the appropriate matching field */
4531 idx = j + ((j % 2) ? -1 : 1);
4533 indexes_used = ice_fd_pairs[idx].count;
4534 for (k = 0; k < indexes_used; k++) {
4535 used[si - k] = (pair_start[idx] - k) |
4545 /* for each set of 4 swap and 4 inset indexes, write the appropriate
4548 for (j = 0; j < hw->blk[ICE_BLK_FD].es.fvw / 4; j++) {
4552 for (k = 0; k < 4; k++) {
4556 if (used[idx] && !(mask_sel & BIT(idx))) {
4557 raw_swap |= used[idx] << (k * BITS_PER_BYTE);
4558 #define ICE_INSET_DFLT 0x9f
4559 raw_in |= ICE_INSET_DFLT << (k * BITS_PER_BYTE);
4563 /* write the appropriate swap register set */
4564 wr32(hw, GLQF_FDSWAP(prof_id, j), raw_swap);
4566 ice_debug(hw, ICE_DBG_INIT, "swap wr(%d, %d): %x = %08x\n",
4567 prof_id, j, GLQF_FDSWAP(prof_id, j), raw_swap);
4569 /* write the appropriate inset register set */
4570 wr32(hw, GLQF_FDINSET(prof_id, j), raw_in);
4572 ice_debug(hw, ICE_DBG_INIT, "inset wr(%d, %d): %x = %08x\n",
4573 prof_id, j, GLQF_FDINSET(prof_id, j), raw_in);
4576 /* initially clear the mask select for this profile */
4577 ice_update_fd_mask(hw, prof_id, 0);
4582 /* The entries here needs to match the order of enum ice_ptype_attrib */
4583 static const struct ice_ptype_attrib_info ice_ptype_attributes[] = {
4584 { ICE_GTP_PDU_EH, ICE_GTP_PDU_FLAG_MASK },
4585 { ICE_GTP_SESSION, ICE_GTP_FLAGS_MASK },
4586 { ICE_GTP_DOWNLINK, ICE_GTP_FLAGS_MASK },
4587 { ICE_GTP_UPLINK, ICE_GTP_FLAGS_MASK },
4591 * ice_get_ptype_attrib_info - get ptype attribute information
4592 * @type: attribute type
4593 * @info: pointer to variable to the attribute information
4596 ice_get_ptype_attrib_info(enum ice_ptype_attrib_type type,
4597 struct ice_ptype_attrib_info *info)
4599 *info = ice_ptype_attributes[type];
4603 * ice_add_prof_attrib - add any PTG with attributes to profile
4604 * @prof: pointer to the profile to which PTG entries will be added
4605 * @ptg: PTG to be added
4606 * @ptype: PTYPE that needs to be looked up
4607 * @attr: array of attributes that will be considered
4608 * @attr_cnt: number of elements in the attribute array
4610 static enum ice_status
4611 ice_add_prof_attrib(struct ice_prof_map *prof, u8 ptg, u16 ptype,
4612 const struct ice_ptype_attributes *attr, u16 attr_cnt)
4617 for (i = 0; i < attr_cnt; i++) {
4618 if (attr[i].ptype == ptype) {
4621 prof->ptg[prof->ptg_cnt] = ptg;
4622 ice_get_ptype_attrib_info(attr[i].attrib,
4623 &prof->attr[prof->ptg_cnt]);
4625 if (++prof->ptg_cnt >= ICE_MAX_PTG_PER_PROFILE)
4626 return ICE_ERR_MAX_LIMIT;
4631 return ICE_ERR_DOES_NOT_EXIST;
4637 * ice_add_prof - add profile
4638 * @hw: pointer to the HW struct
4639 * @blk: hardware block
4640 * @id: profile tracking ID
4641 * @ptypes: array of bitmaps indicating ptypes (ICE_FLOW_PTYPE_MAX bits)
4642 * @attr: array of attributes
4643 * @attr_cnt: number of elements in attrib array
4644 * @es: extraction sequence (length of array is determined by the block)
4645 * @masks: mask for extraction sequence
4647 * This function registers a profile, which matches a set of PTYPES with a
4648 * particular extraction sequence. While the hardware profile is allocated
4649 * it will not be written until the first call to ice_add_flow that specifies
4650 * the ID value used here.
4653 ice_add_prof(struct ice_hw *hw, enum ice_block blk, u64 id, u8 ptypes[],
4654 const struct ice_ptype_attributes *attr, u16 attr_cnt,
4655 struct ice_fv_word *es, u16 *masks)
4657 u32 bytes = DIVIDE_AND_ROUND_UP(ICE_FLOW_PTYPE_MAX, BITS_PER_BYTE);
4658 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
4659 struct ice_prof_map *prof;
4660 enum ice_status status;
4664 ice_zero_bitmap(ptgs_used, ICE_XLT1_CNT);
4666 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4668 /* search for existing profile */
4669 status = ice_find_prof_id_with_mask(hw, blk, es, masks, &prof_id);
4671 /* allocate profile ID */
4672 status = ice_alloc_prof_id(hw, blk, &prof_id);
4674 goto err_ice_add_prof;
4675 if (blk == ICE_BLK_FD) {
4676 /* For Flow Director block, the extraction sequence may
4677 * need to be altered in the case where there are paired
4678 * fields that have no match. This is necessary because
4679 * for Flow Director, src and dest fields need to paired
4680 * for filter programming and these values are swapped
4683 status = ice_update_fd_swap(hw, prof_id, es);
4685 goto err_ice_add_prof;
4687 status = ice_update_prof_masking(hw, blk, prof_id, masks);
4689 goto err_ice_add_prof;
4691 /* and write new es */
4692 ice_write_es(hw, blk, prof_id, es);
4695 ice_prof_inc_ref(hw, blk, prof_id);
4697 /* add profile info */
4699 prof = (struct ice_prof_map *)ice_malloc(hw, sizeof(*prof));
4701 goto err_ice_add_prof;
4703 prof->profile_cookie = id;
4704 prof->prof_id = prof_id;
4708 /* build list of ptgs */
4709 while (bytes && prof->ptg_cnt < ICE_MAX_PTG_PER_PROFILE) {
4712 if (!ptypes[byte]) {
4718 /* Examine 8 bits per byte */
4719 ice_for_each_set_bit(bit, (ice_bitmap_t *)&ptypes[byte],
4724 ptype = byte * BITS_PER_BYTE + bit;
4726 /* The package should place all ptypes in a non-zero
4727 * PTG, so the following call should never fail.
4729 if (ice_ptg_find_ptype(hw, blk, ptype, &ptg))
4732 /* If PTG is already added, skip and continue */
4733 if (ice_is_bit_set(ptgs_used, ptg))
4736 ice_set_bit(ptg, ptgs_used);
4737 /* Check to see there are any attributes for this
4738 * ptype, and add them if found.
4740 status = ice_add_prof_attrib(prof, ptg, ptype, attr,
4742 if (status == ICE_ERR_MAX_LIMIT)
4745 /* This is simple a ptype/PTG with no
4748 prof->ptg[prof->ptg_cnt] = ptg;
4749 prof->attr[prof->ptg_cnt].flags = 0;
4750 prof->attr[prof->ptg_cnt].mask = 0;
4752 if (++prof->ptg_cnt >= ICE_MAX_PTG_PER_PROFILE)
4761 LIST_ADD(&prof->list, &hw->blk[blk].es.prof_map);
4762 status = ICE_SUCCESS;
4765 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4770 * ice_search_prof_id - Search for a profile tracking ID
4771 * @hw: pointer to the HW struct
4772 * @blk: hardware block
4773 * @id: profile tracking ID
4775 * This will search for a profile tracking ID which was previously added.
4776 * The profile map lock should be held before calling this function.
4778 struct ice_prof_map *
4779 ice_search_prof_id(struct ice_hw *hw, enum ice_block blk, u64 id)
4781 struct ice_prof_map *entry = NULL;
4782 struct ice_prof_map *map;
4784 LIST_FOR_EACH_ENTRY(map, &hw->blk[blk].es.prof_map, ice_prof_map, list)
4785 if (map->profile_cookie == id) {
4794 * ice_vsig_prof_id_count - count profiles in a VSIG
4795 * @hw: pointer to the HW struct
4796 * @blk: hardware block
4797 * @vsig: VSIG to remove the profile from
4800 ice_vsig_prof_id_count(struct ice_hw *hw, enum ice_block blk, u16 vsig)
4802 u16 idx = vsig & ICE_VSIG_IDX_M, count = 0;
4803 struct ice_vsig_prof *p;
4805 LIST_FOR_EACH_ENTRY(p, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4806 ice_vsig_prof, list)
4813 * ice_rel_tcam_idx - release a TCAM index
4814 * @hw: pointer to the HW struct
4815 * @blk: hardware block
4816 * @idx: the index to release
4818 static enum ice_status
4819 ice_rel_tcam_idx(struct ice_hw *hw, enum ice_block blk, u16 idx)
4821 /* Masks to invoke a never match entry */
4822 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
4823 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFE, 0xFF, 0xFF, 0xFF, 0xFF };
4824 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4825 enum ice_status status;
4827 /* write the TCAM entry */
4828 status = ice_tcam_write_entry(hw, blk, idx, 0, 0, 0, 0, 0, vl_msk,
4833 /* release the TCAM entry */
4834 status = ice_free_tcam_ent(hw, blk, idx);
4840 * ice_rem_prof_id - remove one profile from a VSIG
4841 * @hw: pointer to the HW struct
4842 * @blk: hardware block
4843 * @prof: pointer to profile structure to remove
4845 static enum ice_status
4846 ice_rem_prof_id(struct ice_hw *hw, enum ice_block blk,
4847 struct ice_vsig_prof *prof)
4849 enum ice_status status;
4852 for (i = 0; i < prof->tcam_count; i++)
4853 if (prof->tcam[i].in_use) {
4854 prof->tcam[i].in_use = false;
4855 status = ice_rel_tcam_idx(hw, blk,
4856 prof->tcam[i].tcam_idx);
4858 return ICE_ERR_HW_TABLE;
4865 * ice_rem_vsig - remove VSIG
4866 * @hw: pointer to the HW struct
4867 * @blk: hardware block
4868 * @vsig: the VSIG to remove
4869 * @chg: the change list
4871 static enum ice_status
4872 ice_rem_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4873 struct LIST_HEAD_TYPE *chg)
4875 u16 idx = vsig & ICE_VSIG_IDX_M;
4876 struct ice_vsig_vsi *vsi_cur;
4877 struct ice_vsig_prof *d, *t;
4878 enum ice_status status;
4880 /* remove TCAM entries */
4881 LIST_FOR_EACH_ENTRY_SAFE(d, t,
4882 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4883 ice_vsig_prof, list) {
4884 status = ice_rem_prof_id(hw, blk, d);
4892 /* Move all VSIS associated with this VSIG to the default VSIG */
4893 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
4894 /* If the VSIG has at least 1 VSI then iterate through the list
4895 * and remove the VSIs before deleting the group.
4899 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
4900 struct ice_chs_chg *p;
4902 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4904 return ICE_ERR_NO_MEMORY;
4906 p->type = ICE_VSIG_REM;
4907 p->orig_vsig = vsig;
4908 p->vsig = ICE_DEFAULT_VSIG;
4909 p->vsi = vsi_cur - hw->blk[blk].xlt2.vsis;
4911 LIST_ADD(&p->list_entry, chg);
4916 return ice_vsig_free(hw, blk, vsig);
4920 * ice_rem_prof_id_vsig - remove a specific profile from a VSIG
4921 * @hw: pointer to the HW struct
4922 * @blk: hardware block
4923 * @vsig: VSIG to remove the profile from
4924 * @hdl: profile handle indicating which profile to remove
4925 * @chg: list to receive a record of changes
4927 static enum ice_status
4928 ice_rem_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
4929 struct LIST_HEAD_TYPE *chg)
4931 u16 idx = vsig & ICE_VSIG_IDX_M;
4932 struct ice_vsig_prof *p, *t;
4933 enum ice_status status;
4935 LIST_FOR_EACH_ENTRY_SAFE(p, t,
4936 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4937 ice_vsig_prof, list)
4938 if (p->profile_cookie == hdl) {
4939 if (ice_vsig_prof_id_count(hw, blk, vsig) == 1)
4940 /* this is the last profile, remove the VSIG */
4941 return ice_rem_vsig(hw, blk, vsig, chg);
4943 status = ice_rem_prof_id(hw, blk, p);
4951 return ICE_ERR_DOES_NOT_EXIST;
4955 * ice_rem_flow_all - remove all flows with a particular profile
4956 * @hw: pointer to the HW struct
4957 * @blk: hardware block
4958 * @id: profile tracking ID
4960 static enum ice_status
4961 ice_rem_flow_all(struct ice_hw *hw, enum ice_block blk, u64 id)
4963 struct ice_chs_chg *del, *tmp;
4964 struct LIST_HEAD_TYPE chg;
4965 enum ice_status status;
4968 INIT_LIST_HEAD(&chg);
4970 for (i = 1; i < ICE_MAX_VSIGS; i++)
4971 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use) {
4972 if (ice_has_prof_vsig(hw, blk, i, id)) {
4973 status = ice_rem_prof_id_vsig(hw, blk, i, id,
4976 goto err_ice_rem_flow_all;
4980 status = ice_upd_prof_hw(hw, blk, &chg);
4982 err_ice_rem_flow_all:
4983 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
4984 LIST_DEL(&del->list_entry);
4992 * ice_rem_prof - remove profile
4993 * @hw: pointer to the HW struct
4994 * @blk: hardware block
4995 * @id: profile tracking ID
4997 * This will remove the profile specified by the ID parameter, which was
4998 * previously created through ice_add_prof. If any existing entries
4999 * are associated with this profile, they will be removed as well.
5001 enum ice_status ice_rem_prof(struct ice_hw *hw, enum ice_block blk, u64 id)
5003 struct ice_prof_map *pmap;
5004 enum ice_status status;
5006 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
5008 pmap = ice_search_prof_id(hw, blk, id);
5010 status = ICE_ERR_DOES_NOT_EXIST;
5011 goto err_ice_rem_prof;
5014 /* remove all flows with this profile */
5015 status = ice_rem_flow_all(hw, blk, pmap->profile_cookie);
5017 goto err_ice_rem_prof;
5019 /* dereference profile, and possibly remove */
5020 ice_prof_dec_ref(hw, blk, pmap->prof_id);
5022 LIST_DEL(&pmap->list);
5026 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
5031 * ice_get_prof - get profile
5032 * @hw: pointer to the HW struct
5033 * @blk: hardware block
5034 * @hdl: profile handle
5037 static enum ice_status
5038 ice_get_prof(struct ice_hw *hw, enum ice_block blk, u64 hdl,
5039 struct LIST_HEAD_TYPE *chg)
5041 enum ice_status status = ICE_SUCCESS;
5042 struct ice_prof_map *map;
5043 struct ice_chs_chg *p;
5046 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
5047 /* Get the details on the profile specified by the handle ID */
5048 map = ice_search_prof_id(hw, blk, hdl);
5050 status = ICE_ERR_DOES_NOT_EXIST;
5051 goto err_ice_get_prof;
5054 for (i = 0; i < map->ptg_cnt; i++)
5055 if (!hw->blk[blk].es.written[map->prof_id]) {
5056 /* add ES to change list */
5057 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5059 status = ICE_ERR_NO_MEMORY;
5060 goto err_ice_get_prof;
5063 p->type = ICE_PTG_ES_ADD;
5065 p->ptg = map->ptg[i];
5066 p->attr = map->attr[i];
5070 p->prof_id = map->prof_id;
5072 hw->blk[blk].es.written[map->prof_id] = true;
5074 LIST_ADD(&p->list_entry, chg);
5078 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
5079 /* let caller clean up the change list */
5084 * ice_get_profs_vsig - get a copy of the list of profiles from a VSIG
5085 * @hw: pointer to the HW struct
5086 * @blk: hardware block
5087 * @vsig: VSIG from which to copy the list
5090 * This routine makes a copy of the list of profiles in the specified VSIG.
5092 static enum ice_status
5093 ice_get_profs_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
5094 struct LIST_HEAD_TYPE *lst)
5096 struct ice_vsig_prof *ent1, *ent2;
5097 u16 idx = vsig & ICE_VSIG_IDX_M;
5099 LIST_FOR_EACH_ENTRY(ent1, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
5100 ice_vsig_prof, list) {
5101 struct ice_vsig_prof *p;
5103 /* copy to the input list */
5104 p = (struct ice_vsig_prof *)ice_memdup(hw, ent1, sizeof(*p),
5105 ICE_NONDMA_TO_NONDMA);
5107 goto err_ice_get_profs_vsig;
5109 LIST_ADD_TAIL(&p->list, lst);
5114 err_ice_get_profs_vsig:
5115 LIST_FOR_EACH_ENTRY_SAFE(ent1, ent2, lst, ice_vsig_prof, list) {
5116 LIST_DEL(&ent1->list);
5120 return ICE_ERR_NO_MEMORY;
5124 * ice_add_prof_to_lst - add profile entry to a list
5125 * @hw: pointer to the HW struct
5126 * @blk: hardware block
5127 * @lst: the list to be added to
5128 * @hdl: profile handle of entry to add
5130 static enum ice_status
5131 ice_add_prof_to_lst(struct ice_hw *hw, enum ice_block blk,
5132 struct LIST_HEAD_TYPE *lst, u64 hdl)
5134 enum ice_status status = ICE_SUCCESS;
5135 struct ice_prof_map *map;
5136 struct ice_vsig_prof *p;
5139 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
5140 map = ice_search_prof_id(hw, blk, hdl);
5142 status = ICE_ERR_DOES_NOT_EXIST;
5143 goto err_ice_add_prof_to_lst;
5146 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
5148 status = ICE_ERR_NO_MEMORY;
5149 goto err_ice_add_prof_to_lst;
5152 p->profile_cookie = map->profile_cookie;
5153 p->prof_id = map->prof_id;
5154 p->tcam_count = map->ptg_cnt;
5156 for (i = 0; i < map->ptg_cnt; i++) {
5157 p->tcam[i].prof_id = map->prof_id;
5158 p->tcam[i].tcam_idx = ICE_INVALID_TCAM;
5159 p->tcam[i].ptg = map->ptg[i];
5160 p->tcam[i].attr = map->attr[i];
5163 LIST_ADD(&p->list, lst);
5165 err_ice_add_prof_to_lst:
5166 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
5171 * ice_move_vsi - move VSI to another VSIG
5172 * @hw: pointer to the HW struct
5173 * @blk: hardware block
5174 * @vsi: the VSI to move
5175 * @vsig: the VSIG to move the VSI to
5176 * @chg: the change list
5178 static enum ice_status
5179 ice_move_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig,
5180 struct LIST_HEAD_TYPE *chg)
5182 enum ice_status status;
5183 struct ice_chs_chg *p;
5186 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5188 return ICE_ERR_NO_MEMORY;
5190 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
5192 status = ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
5199 p->type = ICE_VSI_MOVE;
5201 p->orig_vsig = orig_vsig;
5204 LIST_ADD(&p->list_entry, chg);
5210 * ice_set_tcam_flags - set TCAM flag don't care mask
5211 * @mask: mask for flags
5212 * @dc_mask: pointer to the don't care mask
5214 static void ice_set_tcam_flags(u16 mask, u8 dc_mask[ICE_TCAM_KEY_VAL_SZ])
5218 /* flags are lowest u16 */
5219 flag_word = (u16 *)dc_mask;
5224 * ice_rem_chg_tcam_ent - remove a specific TCAM entry from change list
5225 * @hw: pointer to the HW struct
5226 * @idx: the index of the TCAM entry to remove
5227 * @chg: the list of change structures to search
5230 ice_rem_chg_tcam_ent(struct ice_hw *hw, u16 idx, struct LIST_HEAD_TYPE *chg)
5232 struct ice_chs_chg *pos, *tmp;
5234 LIST_FOR_EACH_ENTRY_SAFE(tmp, pos, chg, ice_chs_chg, list_entry)
5235 if (tmp->type == ICE_TCAM_ADD && tmp->tcam_idx == idx) {
5236 LIST_DEL(&tmp->list_entry);
5242 * ice_prof_tcam_ena_dis - add enable or disable TCAM change
5243 * @hw: pointer to the HW struct
5244 * @blk: hardware block
5245 * @enable: true to enable, false to disable
5246 * @vsig: the VSIG of the TCAM entry
5247 * @tcam: pointer the TCAM info structure of the TCAM to disable
5248 * @chg: the change list
5250 * This function appends an enable or disable TCAM entry in the change log
5252 static enum ice_status
5253 ice_prof_tcam_ena_dis(struct ice_hw *hw, enum ice_block blk, bool enable,
5254 u16 vsig, struct ice_tcam_inf *tcam,
5255 struct LIST_HEAD_TYPE *chg)
5257 enum ice_status status;
5258 struct ice_chs_chg *p;
5260 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
5261 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0x00, 0x00, 0x00 };
5262 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
5264 /* if disabling, free the TCAM */
5266 status = ice_rel_tcam_idx(hw, blk, tcam->tcam_idx);
5268 /* if we have already created a change for this TCAM entry, then
5269 * we need to remove that entry, in order to prevent writing to
5270 * a TCAM entry we no longer will have ownership of.
5272 ice_rem_chg_tcam_ent(hw, tcam->tcam_idx, chg);
5278 /* for re-enabling, reallocate a TCAM */
5279 /* for entries with empty attribute masks, allocate entry from
5280 * the bottom of the TCAM table; otherwise, allocate from the
5281 * top of the table in order to give it higher priority
5283 status = ice_alloc_tcam_ent(hw, blk, tcam->attr.mask == 0,
5288 /* add TCAM to change list */
5289 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5291 return ICE_ERR_NO_MEMORY;
5293 /* set don't care masks for TCAM flags */
5294 ice_set_tcam_flags(tcam->attr.mask, dc_msk);
5296 status = ice_tcam_write_entry(hw, blk, tcam->tcam_idx, tcam->prof_id,
5297 tcam->ptg, vsig, 0, tcam->attr.flags,
5298 vl_msk, dc_msk, nm_msk);
5300 goto err_ice_prof_tcam_ena_dis;
5304 p->type = ICE_TCAM_ADD;
5305 p->add_tcam_idx = true;
5306 p->prof_id = tcam->prof_id;
5309 p->tcam_idx = tcam->tcam_idx;
5312 LIST_ADD(&p->list_entry, chg);
5316 err_ice_prof_tcam_ena_dis:
5322 * ice_ptg_attr_in_use - determine if PTG and attribute pair is in use
5323 * @ptg_attr: pointer to the PTG and attribute pair to check
5324 * @ptgs_used: bitmap that denotes which PTGs are in use
5325 * @attr_used: array of PTG and attributes pairs already used
5326 * @attr_cnt: count of entries in the attr_used array
5329 ice_ptg_attr_in_use(struct ice_tcam_inf *ptg_attr, ice_bitmap_t *ptgs_used,
5330 struct ice_tcam_inf *attr_used[], u16 attr_cnt)
5334 if (!ice_is_bit_set(ptgs_used, ptg_attr->ptg))
5337 /* the PTG is used, so now look for correct attributes */
5338 for (i = 0; i < attr_cnt; i++)
5339 if (attr_used[i]->ptg == ptg_attr->ptg &&
5340 attr_used[i]->attr.flags == ptg_attr->attr.flags &&
5341 attr_used[i]->attr.mask == ptg_attr->attr.mask)
5348 * ice_adj_prof_priorities - adjust profile based on priorities
5349 * @hw: pointer to the HW struct
5350 * @blk: hardware block
5351 * @vsig: the VSIG for which to adjust profile priorities
5352 * @chg: the change list
5354 static enum ice_status
5355 ice_adj_prof_priorities(struct ice_hw *hw, enum ice_block blk, u16 vsig,
5356 struct LIST_HEAD_TYPE *chg)
5358 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
5359 struct ice_tcam_inf **attr_used;
5360 enum ice_status status = ICE_SUCCESS;
5361 struct ice_vsig_prof *t;
5362 u16 attr_used_cnt = 0;
5365 #define ICE_MAX_PTG_ATTRS 1024
5366 attr_used = (struct ice_tcam_inf **)ice_calloc(hw, ICE_MAX_PTG_ATTRS,
5367 sizeof(*attr_used));
5369 return ICE_ERR_NO_MEMORY;
5371 ice_zero_bitmap(ptgs_used, ICE_XLT1_CNT);
5372 idx = vsig & ICE_VSIG_IDX_M;
5374 /* Priority is based on the order in which the profiles are added. The
5375 * newest added profile has highest priority and the oldest added
5376 * profile has the lowest priority. Since the profile property list for
5377 * a VSIG is sorted from newest to oldest, this code traverses the list
5378 * in order and enables the first of each PTG that it finds (that is not
5379 * already enabled); it also disables any duplicate PTGs that it finds
5380 * in the older profiles (that are currently enabled).
5383 LIST_FOR_EACH_ENTRY(t, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
5384 ice_vsig_prof, list) {
5387 for (i = 0; i < t->tcam_count; i++) {
5390 /* Scan the priorities from newest to oldest.
5391 * Make sure that the newest profiles take priority.
5393 used = ice_ptg_attr_in_use(&t->tcam[i], ptgs_used,
5394 attr_used, attr_used_cnt);
5396 if (used && t->tcam[i].in_use) {
5397 /* need to mark this PTG as never match, as it
5398 * was already in use and therefore duplicate
5399 * (and lower priority)
5401 status = ice_prof_tcam_ena_dis(hw, blk, false,
5406 goto err_ice_adj_prof_priorities;
5407 } else if (!used && !t->tcam[i].in_use) {
5408 /* need to enable this PTG, as it in not in use
5409 * and not enabled (highest priority)
5411 status = ice_prof_tcam_ena_dis(hw, blk, true,
5416 goto err_ice_adj_prof_priorities;
5419 /* keep track of used ptgs */
5420 ice_set_bit(t->tcam[i].ptg, ptgs_used);
5421 if (attr_used_cnt < ICE_MAX_PTG_ATTRS)
5422 attr_used[attr_used_cnt++] = &t->tcam[i];
5424 ice_debug(hw, ICE_DBG_INIT, "Warn: ICE_MAX_PTG_ATTRS exceeded\n");
5428 err_ice_adj_prof_priorities:
5429 ice_free(hw, attr_used);
5434 * ice_add_prof_id_vsig - add profile to VSIG
5435 * @hw: pointer to the HW struct
5436 * @blk: hardware block
5437 * @vsig: the VSIG to which this profile is to be added
5438 * @hdl: the profile handle indicating the profile to add
5439 * @rev: true to add entries to the end of the list
5440 * @chg: the change list
5442 static enum ice_status
5443 ice_add_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
5444 bool rev, struct LIST_HEAD_TYPE *chg)
5446 /* Masks that ignore flags */
5447 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
5448 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0x00, 0x00, 0x00 };
5449 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
5450 enum ice_status status = ICE_SUCCESS;
5451 struct ice_prof_map *map;
5452 struct ice_vsig_prof *t;
5453 struct ice_chs_chg *p;
5456 /* Error, if this VSIG already has this profile */
5457 if (ice_has_prof_vsig(hw, blk, vsig, hdl))
5458 return ICE_ERR_ALREADY_EXISTS;
5460 /* new VSIG profile structure */
5461 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
5463 return ICE_ERR_NO_MEMORY;
5465 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
5466 /* Get the details on the profile specified by the handle ID */
5467 map = ice_search_prof_id(hw, blk, hdl);
5469 status = ICE_ERR_DOES_NOT_EXIST;
5470 goto err_ice_add_prof_id_vsig;
5473 t->profile_cookie = map->profile_cookie;
5474 t->prof_id = map->prof_id;
5475 t->tcam_count = map->ptg_cnt;
5477 /* create TCAM entries */
5478 for (i = 0; i < map->ptg_cnt; i++) {
5481 /* add TCAM to change list */
5482 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5484 status = ICE_ERR_NO_MEMORY;
5485 goto err_ice_add_prof_id_vsig;
5488 /* allocate the TCAM entry index */
5489 /* for entries with empty attribute masks, allocate entry from
5490 * the bottom of the TCAM table; otherwise, allocate from the
5491 * top of the table in order to give it higher priority
5493 status = ice_alloc_tcam_ent(hw, blk, map->attr[i].mask == 0,
5497 goto err_ice_add_prof_id_vsig;
5500 t->tcam[i].ptg = map->ptg[i];
5501 t->tcam[i].prof_id = map->prof_id;
5502 t->tcam[i].tcam_idx = tcam_idx;
5503 t->tcam[i].attr = map->attr[i];
5504 t->tcam[i].in_use = true;
5506 p->type = ICE_TCAM_ADD;
5507 p->add_tcam_idx = true;
5508 p->prof_id = t->tcam[i].prof_id;
5509 p->ptg = t->tcam[i].ptg;
5511 p->tcam_idx = t->tcam[i].tcam_idx;
5513 /* set don't care masks for TCAM flags */
5514 ice_set_tcam_flags(t->tcam[i].attr.mask, dc_msk);
5516 /* write the TCAM entry */
5517 status = ice_tcam_write_entry(hw, blk, t->tcam[i].tcam_idx,
5519 t->tcam[i].ptg, vsig, 0,
5520 t->tcam[i].attr.flags, vl_msk,
5524 goto err_ice_add_prof_id_vsig;
5528 LIST_ADD(&p->list_entry, chg);
5531 /* add profile to VSIG */
5532 vsig_idx = vsig & ICE_VSIG_IDX_M;
5534 LIST_ADD_TAIL(&t->list,
5535 &hw->blk[blk].xlt2.vsig_tbl[vsig_idx].prop_lst);
5538 &hw->blk[blk].xlt2.vsig_tbl[vsig_idx].prop_lst);
5540 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
5543 err_ice_add_prof_id_vsig:
5544 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
5545 /* let caller clean up the change list */
5551 * ice_create_prof_id_vsig - add a new VSIG with a single profile
5552 * @hw: pointer to the HW struct
5553 * @blk: hardware block
5554 * @vsi: the initial VSI that will be in VSIG
5555 * @hdl: the profile handle of the profile that will be added to the VSIG
5556 * @chg: the change list
5558 static enum ice_status
5559 ice_create_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl,
5560 struct LIST_HEAD_TYPE *chg)
5562 enum ice_status status;
5563 struct ice_chs_chg *p;
5566 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5568 return ICE_ERR_NO_MEMORY;
5570 new_vsig = ice_vsig_alloc(hw, blk);
5572 status = ICE_ERR_HW_TABLE;
5573 goto err_ice_create_prof_id_vsig;
5576 status = ice_move_vsi(hw, blk, vsi, new_vsig, chg);
5578 goto err_ice_create_prof_id_vsig;
5580 status = ice_add_prof_id_vsig(hw, blk, new_vsig, hdl, false, chg);
5582 goto err_ice_create_prof_id_vsig;
5584 p->type = ICE_VSIG_ADD;
5586 p->orig_vsig = ICE_DEFAULT_VSIG;
5589 LIST_ADD(&p->list_entry, chg);
5593 err_ice_create_prof_id_vsig:
5594 /* let caller clean up the change list */
5600 * ice_create_vsig_from_lst - create a new VSIG with a list of profiles
5601 * @hw: pointer to the HW struct
5602 * @blk: hardware block
5603 * @vsi: the initial VSI that will be in VSIG
5604 * @lst: the list of profile that will be added to the VSIG
5605 * @new_vsig: return of new VSIG
5606 * @chg: the change list
5608 static enum ice_status
5609 ice_create_vsig_from_lst(struct ice_hw *hw, enum ice_block blk, u16 vsi,
5610 struct LIST_HEAD_TYPE *lst, u16 *new_vsig,
5611 struct LIST_HEAD_TYPE *chg)
5613 struct ice_vsig_prof *t;
5614 enum ice_status status;
5617 vsig = ice_vsig_alloc(hw, blk);
5619 return ICE_ERR_HW_TABLE;
5621 status = ice_move_vsi(hw, blk, vsi, vsig, chg);
5625 LIST_FOR_EACH_ENTRY(t, lst, ice_vsig_prof, list) {
5626 /* Reverse the order here since we are copying the list */
5627 status = ice_add_prof_id_vsig(hw, blk, vsig, t->profile_cookie,
5639 * ice_find_prof_vsig - find a VSIG with a specific profile handle
5640 * @hw: pointer to the HW struct
5641 * @blk: hardware block
5642 * @hdl: the profile handle of the profile to search for
5643 * @vsig: returns the VSIG with the matching profile
5646 ice_find_prof_vsig(struct ice_hw *hw, enum ice_block blk, u64 hdl, u16 *vsig)
5648 struct ice_vsig_prof *t;
5649 struct LIST_HEAD_TYPE lst;
5650 enum ice_status status;
5652 INIT_LIST_HEAD(&lst);
5654 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
5658 t->profile_cookie = hdl;
5659 LIST_ADD(&t->list, &lst);
5661 status = ice_find_dup_props_vsig(hw, blk, &lst, vsig);
5666 return status == ICE_SUCCESS;
5670 * ice_add_vsi_flow - add VSI flow
5671 * @hw: pointer to the HW struct
5672 * @blk: hardware block
5674 * @vsig: target VSIG to include the input VSI
5676 * Calling this function will add the VSI to a given VSIG and
5677 * update the HW tables accordingly. This call can be used to
5678 * add multiple VSIs to a VSIG if we know beforehand that those
5679 * VSIs have the same characteristics of the VSIG. This will
5680 * save time in generating a new VSIG and TCAMs till a match is
5681 * found and subsequent rollback when a matching VSIG is found.
5684 ice_add_vsi_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
5686 struct ice_chs_chg *tmp, *del;
5687 struct LIST_HEAD_TYPE chg;
5688 enum ice_status status;
5690 /* if target VSIG is default the move is invalid */
5691 if ((vsig & ICE_VSIG_IDX_M) == ICE_DEFAULT_VSIG)
5692 return ICE_ERR_PARAM;
5694 INIT_LIST_HEAD(&chg);
5696 /* move VSI to the VSIG that matches */
5697 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5698 /* update hardware if success */
5700 status = ice_upd_prof_hw(hw, blk, &chg);
5702 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5703 LIST_DEL(&del->list_entry);
5711 * ice_add_prof_id_flow - add profile flow
5712 * @hw: pointer to the HW struct
5713 * @blk: hardware block
5714 * @vsi: the VSI to enable with the profile specified by ID
5715 * @hdl: profile handle
5717 * Calling this function will update the hardware tables to enable the
5718 * profile indicated by the ID parameter for the VSIs specified in the VSI
5719 * array. Once successfully called, the flow will be enabled.
5722 ice_add_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
5724 struct ice_vsig_prof *tmp1, *del1;
5725 struct LIST_HEAD_TYPE union_lst;
5726 struct ice_chs_chg *tmp, *del;
5727 struct LIST_HEAD_TYPE chg;
5728 enum ice_status status;
5731 INIT_LIST_HEAD(&union_lst);
5732 INIT_LIST_HEAD(&chg);
5735 status = ice_get_prof(hw, blk, hdl, &chg);
5739 /* determine if VSI is already part of a VSIG */
5740 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
5741 if (!status && vsig) {
5749 /* make sure that there is no overlap/conflict between the new
5750 * characteristics and the existing ones; we don't support that
5753 if (ice_has_prof_vsig(hw, blk, vsig, hdl)) {
5754 status = ICE_ERR_ALREADY_EXISTS;
5755 goto err_ice_add_prof_id_flow;
5758 /* last VSI in the VSIG? */
5759 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
5761 goto err_ice_add_prof_id_flow;
5762 only_vsi = (ref == 1);
5764 /* create a union of the current profiles and the one being
5767 status = ice_get_profs_vsig(hw, blk, vsig, &union_lst);
5769 goto err_ice_add_prof_id_flow;
5771 status = ice_add_prof_to_lst(hw, blk, &union_lst, hdl);
5773 goto err_ice_add_prof_id_flow;
5775 /* search for an existing VSIG with an exact charc match */
5776 status = ice_find_dup_props_vsig(hw, blk, &union_lst, &vsig);
5778 /* move VSI to the VSIG that matches */
5779 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5781 goto err_ice_add_prof_id_flow;
5783 /* VSI has been moved out of or_vsig. If the or_vsig had
5784 * only that VSI it is now empty and can be removed.
5787 status = ice_rem_vsig(hw, blk, or_vsig, &chg);
5789 goto err_ice_add_prof_id_flow;
5791 } else if (only_vsi) {
5792 /* If the original VSIG only contains one VSI, then it
5793 * will be the requesting VSI. In this case the VSI is
5794 * not sharing entries and we can simply add the new
5795 * profile to the VSIG.
5797 status = ice_add_prof_id_vsig(hw, blk, vsig, hdl, false,
5800 goto err_ice_add_prof_id_flow;
5802 /* Adjust priorities */
5803 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
5805 goto err_ice_add_prof_id_flow;
5807 /* No match, so we need a new VSIG */
5808 status = ice_create_vsig_from_lst(hw, blk, vsi,
5812 goto err_ice_add_prof_id_flow;
5814 /* Adjust priorities */
5815 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
5817 goto err_ice_add_prof_id_flow;
5820 /* need to find or add a VSIG */
5821 /* search for an existing VSIG with an exact charc match */
5822 if (ice_find_prof_vsig(hw, blk, hdl, &vsig)) {
5823 /* found an exact match */
5824 /* add or move VSI to the VSIG that matches */
5825 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5827 goto err_ice_add_prof_id_flow;
5829 /* we did not find an exact match */
5830 /* we need to add a VSIG */
5831 status = ice_create_prof_id_vsig(hw, blk, vsi, hdl,
5834 goto err_ice_add_prof_id_flow;
5838 /* update hardware */
5840 status = ice_upd_prof_hw(hw, blk, &chg);
5842 err_ice_add_prof_id_flow:
5843 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5844 LIST_DEL(&del->list_entry);
5848 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &union_lst, ice_vsig_prof, list) {
5849 LIST_DEL(&del1->list);
5857 * ice_rem_prof_from_list - remove a profile from list
5858 * @hw: pointer to the HW struct
5859 * @lst: list to remove the profile from
5860 * @hdl: the profile handle indicating the profile to remove
5862 static enum ice_status
5863 ice_rem_prof_from_list(struct ice_hw *hw, struct LIST_HEAD_TYPE *lst, u64 hdl)
5865 struct ice_vsig_prof *ent, *tmp;
5867 LIST_FOR_EACH_ENTRY_SAFE(ent, tmp, lst, ice_vsig_prof, list)
5868 if (ent->profile_cookie == hdl) {
5869 LIST_DEL(&ent->list);
5874 return ICE_ERR_DOES_NOT_EXIST;
5878 * ice_rem_prof_id_flow - remove flow
5879 * @hw: pointer to the HW struct
5880 * @blk: hardware block
5881 * @vsi: the VSI from which to remove the profile specified by ID
5882 * @hdl: profile tracking handle
5884 * Calling this function will update the hardware tables to remove the
5885 * profile indicated by the ID parameter for the VSIs specified in the VSI
5886 * array. Once successfully called, the flow will be disabled.
5889 ice_rem_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
5891 struct ice_vsig_prof *tmp1, *del1;
5892 struct LIST_HEAD_TYPE chg, copy;
5893 struct ice_chs_chg *tmp, *del;
5894 enum ice_status status;
5897 INIT_LIST_HEAD(©);
5898 INIT_LIST_HEAD(&chg);
5900 /* determine if VSI is already part of a VSIG */
5901 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
5902 if (!status && vsig) {
5908 last_profile = ice_vsig_prof_id_count(hw, blk, vsig) == 1;
5909 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
5911 goto err_ice_rem_prof_id_flow;
5912 only_vsi = (ref == 1);
5915 /* If the original VSIG only contains one reference,
5916 * which will be the requesting VSI, then the VSI is not
5917 * sharing entries and we can simply remove the specific
5918 * characteristics from the VSIG.
5922 /* If there are no profiles left for this VSIG,
5923 * then simply remove the VSIG.
5925 status = ice_rem_vsig(hw, blk, vsig, &chg);
5927 goto err_ice_rem_prof_id_flow;
5929 status = ice_rem_prof_id_vsig(hw, blk, vsig,
5932 goto err_ice_rem_prof_id_flow;
5934 /* Adjust priorities */
5935 status = ice_adj_prof_priorities(hw, blk, vsig,
5938 goto err_ice_rem_prof_id_flow;
5942 /* Make a copy of the VSIG's list of Profiles */
5943 status = ice_get_profs_vsig(hw, blk, vsig, ©);
5945 goto err_ice_rem_prof_id_flow;
5947 /* Remove specified profile entry from the list */
5948 status = ice_rem_prof_from_list(hw, ©, hdl);
5950 goto err_ice_rem_prof_id_flow;
5952 if (LIST_EMPTY(©)) {
5953 status = ice_move_vsi(hw, blk, vsi,
5954 ICE_DEFAULT_VSIG, &chg);
5956 goto err_ice_rem_prof_id_flow;
5958 } else if (!ice_find_dup_props_vsig(hw, blk, ©,
5960 /* found an exact match */
5961 /* add or move VSI to the VSIG that matches */
5962 /* Search for a VSIG with a matching profile
5966 /* Found match, move VSI to the matching VSIG */
5967 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5969 goto err_ice_rem_prof_id_flow;
5971 /* since no existing VSIG supports this
5972 * characteristic pattern, we need to create a
5973 * new VSIG and TCAM entries
5975 status = ice_create_vsig_from_lst(hw, blk, vsi,
5979 goto err_ice_rem_prof_id_flow;
5981 /* Adjust priorities */
5982 status = ice_adj_prof_priorities(hw, blk, vsig,
5985 goto err_ice_rem_prof_id_flow;
5989 status = ICE_ERR_DOES_NOT_EXIST;
5992 /* update hardware tables */
5994 status = ice_upd_prof_hw(hw, blk, &chg);
5996 err_ice_rem_prof_id_flow:
5997 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5998 LIST_DEL(&del->list_entry);
6002 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, ©, ice_vsig_prof, list) {
6003 LIST_DEL(&del1->list);