1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2001-2019
5 #include "ice_common.h"
6 #include "ice_flex_pipe.h"
7 #include "ice_protocol_type.h"
10 /* 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);
477 label_name = ice_enum_labels(ice_seg, ICE_SID_LBL_RXPARSER_TMEM, &state,
480 while (label_name && hw->tnl.count < ICE_TUNNEL_MAX_ENTRIES) {
481 for (i = 0; tnls[i].type != TNL_LAST; i++) {
482 size_t len = strlen(tnls[i].label_prefix);
484 /* Look for matching label start, before continuing */
485 if (strncmp(label_name, tnls[i].label_prefix, len))
488 /* Make sure this label matches our PF. Note that the PF
489 * character ('0' - '7') will be located where our
490 * prefix string's null terminator is located.
492 if ((label_name[len] - '0') == hw->pf_id) {
493 hw->tnl.tbl[hw->tnl.count].type = tnls[i].type;
494 hw->tnl.tbl[hw->tnl.count].valid = false;
495 hw->tnl.tbl[hw->tnl.count].in_use = false;
496 hw->tnl.tbl[hw->tnl.count].marked = false;
497 hw->tnl.tbl[hw->tnl.count].boost_addr = val;
498 hw->tnl.tbl[hw->tnl.count].port = 0;
504 label_name = ice_enum_labels(NULL, 0, &state, &val);
507 /* Cache the appropriate boost TCAM entry pointers */
508 for (i = 0; i < hw->tnl.count; i++) {
509 ice_find_boost_entry(ice_seg, hw->tnl.tbl[i].boost_addr,
510 &hw->tnl.tbl[i].boost_entry);
511 if (hw->tnl.tbl[i].boost_entry)
512 hw->tnl.tbl[i].valid = true;
518 #define ICE_DC_KEY 0x1 /* don't care */
519 #define ICE_DC_KEYINV 0x1
520 #define ICE_NM_KEY 0x0 /* never match */
521 #define ICE_NM_KEYINV 0x0
522 #define ICE_0_KEY 0x1 /* match 0 */
523 #define ICE_0_KEYINV 0x0
524 #define ICE_1_KEY 0x0 /* match 1 */
525 #define ICE_1_KEYINV 0x1
528 * ice_gen_key_word - generate 16-bits of a key/mask word
530 * @valid: valid bits mask (change only the valid bits)
531 * @dont_care: don't care mask
532 * @nvr_mtch: never match mask
533 * @key: pointer to an array of where the resulting key portion
534 * @key_inv: pointer to an array of where the resulting key invert portion
536 * This function generates 16-bits from a 8-bit value, an 8-bit don't care mask
537 * and an 8-bit never match mask. The 16-bits of output are divided into 8 bits
538 * of key and 8 bits of key invert.
540 * '0' = b01, always match a 0 bit
541 * '1' = b10, always match a 1 bit
542 * '?' = b11, don't care bit (always matches)
543 * '~' = b00, never match bit
547 * dont_care: b0 0 1 1 0 0
548 * never_mtch: b0 0 0 0 1 1
549 * ------------------------------
550 * Result: key: b01 10 11 11 00 00
552 static enum ice_status
553 ice_gen_key_word(u8 val, u8 valid, u8 dont_care, u8 nvr_mtch, u8 *key,
556 u8 in_key = *key, in_key_inv = *key_inv;
559 /* 'dont_care' and 'nvr_mtch' masks cannot overlap */
560 if ((dont_care ^ nvr_mtch) != (dont_care | nvr_mtch))
566 /* encode the 8 bits into 8-bit key and 8-bit key invert */
567 for (i = 0; i < 8; i++) {
571 if (!(valid & 0x1)) { /* change only valid bits */
572 *key |= (in_key & 0x1) << 7;
573 *key_inv |= (in_key_inv & 0x1) << 7;
574 } else if (dont_care & 0x1) { /* don't care bit */
575 *key |= ICE_DC_KEY << 7;
576 *key_inv |= ICE_DC_KEYINV << 7;
577 } else if (nvr_mtch & 0x1) { /* never match bit */
578 *key |= ICE_NM_KEY << 7;
579 *key_inv |= ICE_NM_KEYINV << 7;
580 } else if (val & 0x01) { /* exact 1 match */
581 *key |= ICE_1_KEY << 7;
582 *key_inv |= ICE_1_KEYINV << 7;
583 } else { /* exact 0 match */
584 *key |= ICE_0_KEY << 7;
585 *key_inv |= ICE_0_KEYINV << 7;
600 * ice_bits_max_set - determine if the number of bits set is within a maximum
601 * @mask: pointer to the byte array which is the mask
602 * @size: the number of bytes in the mask
603 * @max: the max number of set bits
605 * This function determines if there are at most 'max' number of bits set in an
606 * array. Returns true if the number for bits set is <= max or will return false
609 static bool ice_bits_max_set(const u8 *mask, u16 size, u16 max)
614 /* check each byte */
615 for (i = 0; i < size; i++) {
616 /* if 0, go to next byte */
620 /* We know there is at least one set bit in this byte because of
621 * the above check; if we already have found 'max' number of
622 * bits set, then we can return failure now.
627 /* count the bits in this byte, checking threshold */
628 for (j = 0; j < BITS_PER_BYTE; j++) {
629 count += (mask[i] & (0x1 << j)) ? 1 : 0;
639 * ice_set_key - generate a variable sized key with multiples of 16-bits
640 * @key: pointer to where the key will be stored
641 * @size: the size of the complete key in bytes (must be even)
642 * @val: array of 8-bit values that makes up the value portion of the key
643 * @upd: array of 8-bit masks that determine what key portion to update
644 * @dc: array of 8-bit masks that make up the don't care mask
645 * @nm: array of 8-bit masks that make up the never match mask
646 * @off: the offset of the first byte in the key to update
647 * @len: the number of bytes in the key update
649 * This function generates a key from a value, a don't care mask and a never
651 * upd, dc, and nm are optional parameters, and can be NULL:
652 * upd == NULL --> udp mask is all 1's (update all bits)
653 * dc == NULL --> dc mask is all 0's (no don't care bits)
654 * nm == NULL --> nm mask is all 0's (no never match bits)
657 ice_set_key(u8 *key, u16 size, u8 *val, u8 *upd, u8 *dc, u8 *nm, u16 off,
663 /* size must be a multiple of 2 bytes. */
666 half_size = size / 2;
668 if (off + len > half_size)
671 /* Make sure at most one bit is set in the never match mask. Having more
672 * than one never match mask bit set will cause HW to consume excessive
673 * power otherwise; this is a power management efficiency check.
675 #define ICE_NVR_MTCH_BITS_MAX 1
676 if (nm && !ice_bits_max_set(nm, len, ICE_NVR_MTCH_BITS_MAX))
679 for (i = 0; i < len; i++)
680 if (ice_gen_key_word(val[i], upd ? upd[i] : 0xff,
681 dc ? dc[i] : 0, nm ? nm[i] : 0,
682 key + off + i, key + half_size + off + i))
689 * ice_acquire_global_cfg_lock
690 * @hw: pointer to the HW structure
691 * @access: access type (read or write)
693 * This function will request ownership of the global config lock for reading
694 * or writing of the package. When attempting to obtain write access, the
695 * caller must check for the following two return values:
697 * ICE_SUCCESS - Means the caller has acquired the global config lock
698 * and can perform writing of the package.
699 * ICE_ERR_AQ_NO_WORK - Indicates another driver has already written the
700 * package or has found that no update was necessary; in
701 * this case, the caller can just skip performing any
702 * update of the package.
704 static enum ice_status
705 ice_acquire_global_cfg_lock(struct ice_hw *hw,
706 enum ice_aq_res_access_type access)
708 enum ice_status status;
710 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
712 status = ice_acquire_res(hw, ICE_GLOBAL_CFG_LOCK_RES_ID, access,
713 ICE_GLOBAL_CFG_LOCK_TIMEOUT);
715 if (status == ICE_ERR_AQ_NO_WORK)
716 ice_debug(hw, ICE_DBG_PKG,
717 "Global config lock: No work to do\n");
723 * ice_release_global_cfg_lock
724 * @hw: pointer to the HW structure
726 * This function will release the global config lock.
728 static void ice_release_global_cfg_lock(struct ice_hw *hw)
730 ice_release_res(hw, ICE_GLOBAL_CFG_LOCK_RES_ID);
734 * ice_acquire_change_lock
735 * @hw: pointer to the HW structure
736 * @access: access type (read or write)
738 * This function will request ownership of the change lock.
741 ice_acquire_change_lock(struct ice_hw *hw, enum ice_aq_res_access_type access)
743 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
745 return ice_acquire_res(hw, ICE_CHANGE_LOCK_RES_ID, access,
746 ICE_CHANGE_LOCK_TIMEOUT);
750 * ice_release_change_lock
751 * @hw: pointer to the HW structure
753 * This function will release the change lock using the proper Admin Command.
755 void ice_release_change_lock(struct ice_hw *hw)
757 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
759 ice_release_res(hw, ICE_CHANGE_LOCK_RES_ID);
763 * ice_aq_download_pkg
764 * @hw: pointer to the hardware structure
765 * @pkg_buf: the package buffer to transfer
766 * @buf_size: the size of the package buffer
767 * @last_buf: last buffer indicator
768 * @error_offset: returns error offset
769 * @error_info: returns error information
770 * @cd: pointer to command details structure or NULL
772 * Download Package (0x0C40)
774 static enum ice_status
775 ice_aq_download_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
776 u16 buf_size, bool last_buf, u32 *error_offset,
777 u32 *error_info, struct ice_sq_cd *cd)
779 struct ice_aqc_download_pkg *cmd;
780 struct ice_aq_desc desc;
781 enum ice_status status;
783 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
790 cmd = &desc.params.download_pkg;
791 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_download_pkg);
792 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
795 cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
797 status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
798 if (status == ICE_ERR_AQ_ERROR) {
799 /* Read error from buffer only when the FW returned an error */
800 struct ice_aqc_download_pkg_resp *resp;
802 resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
804 *error_offset = LE32_TO_CPU(resp->error_offset);
806 *error_info = LE32_TO_CPU(resp->error_info);
814 * @hw: pointer to the hardware structure
815 * @pkg_buf: the package cmd buffer
816 * @buf_size: the size of the package cmd buffer
817 * @last_buf: last buffer indicator
818 * @error_offset: returns error offset
819 * @error_info: returns error information
820 * @cd: pointer to command details structure or NULL
822 * Update Package (0x0C42)
824 static enum ice_status
825 ice_aq_update_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf, u16 buf_size,
826 bool last_buf, u32 *error_offset, u32 *error_info,
827 struct ice_sq_cd *cd)
829 struct ice_aqc_download_pkg *cmd;
830 struct ice_aq_desc desc;
831 enum ice_status status;
833 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
840 cmd = &desc.params.download_pkg;
841 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_update_pkg);
842 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
845 cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
847 status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
848 if (status == ICE_ERR_AQ_ERROR) {
849 /* Read error from buffer only when the FW returned an error */
850 struct ice_aqc_download_pkg_resp *resp;
852 resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
854 *error_offset = LE32_TO_CPU(resp->error_offset);
856 *error_info = LE32_TO_CPU(resp->error_info);
863 * ice_find_seg_in_pkg
864 * @hw: pointer to the hardware structure
865 * @seg_type: the segment type to search for (i.e., SEGMENT_TYPE_CPK)
866 * @pkg_hdr: pointer to the package header to be searched
868 * This function searches a package file for a particular segment type. On
869 * success it returns a pointer to the segment header, otherwise it will
872 static struct ice_generic_seg_hdr *
873 ice_find_seg_in_pkg(struct ice_hw *hw, u32 seg_type,
874 struct ice_pkg_hdr *pkg_hdr)
878 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
879 ice_debug(hw, ICE_DBG_PKG, "Package format version: %d.%d.%d.%d\n",
880 pkg_hdr->format_ver.major, pkg_hdr->format_ver.minor,
881 pkg_hdr->format_ver.update, pkg_hdr->format_ver.draft);
883 /* Search all package segments for the requested segment type */
884 for (i = 0; i < LE32_TO_CPU(pkg_hdr->seg_count); i++) {
885 struct ice_generic_seg_hdr *seg;
887 seg = (struct ice_generic_seg_hdr *)
888 ((u8 *)pkg_hdr + LE32_TO_CPU(pkg_hdr->seg_offset[i]));
890 if (LE32_TO_CPU(seg->seg_type) == seg_type)
899 * @hw: pointer to the hardware structure
900 * @bufs: pointer to an array of buffers
901 * @count: the number of buffers in the array
903 * Obtains change lock and updates package.
906 ice_update_pkg(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
908 enum ice_status status;
911 status = ice_acquire_change_lock(hw, ICE_RES_WRITE);
915 for (i = 0; i < count; i++) {
916 bool last = ((i + 1) == count);
918 struct ice_buf_hdr *bh = (struct ice_buf_hdr *)(bufs + i);
920 status = ice_aq_update_pkg(hw, bh, LE16_TO_CPU(bh->data_end),
921 last, &offset, &info, NULL);
924 ice_debug(hw, ICE_DBG_PKG,
925 "Update pkg failed: err %d off %d inf %d\n",
926 status, offset, info);
931 ice_release_change_lock(hw);
938 * @hw: pointer to the hardware structure
939 * @bufs: pointer to an array of buffers
940 * @count: the number of buffers in the array
942 * Obtains global config lock and downloads the package configuration buffers
943 * to the firmware. Metadata buffers are skipped, and the first metadata buffer
944 * found indicates that the rest of the buffers are all metadata buffers.
946 static enum ice_status
947 ice_dwnld_cfg_bufs(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
949 enum ice_status status;
950 struct ice_buf_hdr *bh;
954 return ICE_ERR_PARAM;
956 /* If the first buffer's first section has its metadata bit set
957 * then there are no buffers to be downloaded, and the operation is
958 * considered a success.
960 bh = (struct ice_buf_hdr *)bufs;
961 if (LE32_TO_CPU(bh->section_entry[0].type) & ICE_METADATA_BUF)
964 /* reset pkg_dwnld_status in case this function is called in the
967 hw->pkg_dwnld_status = ICE_AQ_RC_OK;
969 status = ice_acquire_global_cfg_lock(hw, ICE_RES_WRITE);
971 if (status == ICE_ERR_AQ_NO_WORK)
972 hw->pkg_dwnld_status = ICE_AQ_RC_EEXIST;
974 hw->pkg_dwnld_status = hw->adminq.sq_last_status;
978 for (i = 0; i < count; i++) {
979 bool last = ((i + 1) == count);
982 /* check next buffer for metadata flag */
983 bh = (struct ice_buf_hdr *)(bufs + i + 1);
985 /* A set metadata flag in the next buffer will signal
986 * that the current buffer will be the last buffer
989 if (LE16_TO_CPU(bh->section_count))
990 if (LE32_TO_CPU(bh->section_entry[0].type) &
995 bh = (struct ice_buf_hdr *)(bufs + i);
997 status = ice_aq_download_pkg(hw, bh, ICE_PKG_BUF_SIZE, last,
998 &offset, &info, NULL);
1000 /* Save AQ status from download package */
1001 hw->pkg_dwnld_status = hw->adminq.sq_last_status;
1003 ice_debug(hw, ICE_DBG_PKG,
1004 "Pkg download failed: err %d off %d inf %d\n",
1005 status, offset, info);
1013 ice_release_global_cfg_lock(hw);
1019 * ice_aq_get_pkg_info_list
1020 * @hw: pointer to the hardware structure
1021 * @pkg_info: the buffer which will receive the information list
1022 * @buf_size: the size of the pkg_info information buffer
1023 * @cd: pointer to command details structure or NULL
1025 * Get Package Info List (0x0C43)
1027 static enum ice_status
1028 ice_aq_get_pkg_info_list(struct ice_hw *hw,
1029 struct ice_aqc_get_pkg_info_resp *pkg_info,
1030 u16 buf_size, struct ice_sq_cd *cd)
1032 struct ice_aq_desc desc;
1034 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1035 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_pkg_info_list);
1037 return ice_aq_send_cmd(hw, &desc, pkg_info, buf_size, cd);
1042 * @hw: pointer to the hardware structure
1043 * @ice_seg: pointer to the segment of the package to be downloaded
1045 * Handles the download of a complete package.
1047 static enum ice_status
1048 ice_download_pkg(struct ice_hw *hw, struct ice_seg *ice_seg)
1050 struct ice_buf_table *ice_buf_tbl;
1052 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1053 ice_debug(hw, ICE_DBG_PKG, "Segment version: %d.%d.%d.%d\n",
1054 ice_seg->hdr.seg_ver.major, ice_seg->hdr.seg_ver.minor,
1055 ice_seg->hdr.seg_ver.update, ice_seg->hdr.seg_ver.draft);
1057 ice_debug(hw, ICE_DBG_PKG, "Seg: type 0x%X, size %d, name %s\n",
1058 LE32_TO_CPU(ice_seg->hdr.seg_type),
1059 LE32_TO_CPU(ice_seg->hdr.seg_size), ice_seg->hdr.seg_name);
1061 ice_buf_tbl = ice_find_buf_table(ice_seg);
1063 ice_debug(hw, ICE_DBG_PKG, "Seg buf count: %d\n",
1064 LE32_TO_CPU(ice_buf_tbl->buf_count));
1066 return ice_dwnld_cfg_bufs(hw, ice_buf_tbl->buf_array,
1067 LE32_TO_CPU(ice_buf_tbl->buf_count));
1072 * @hw: pointer to the hardware structure
1073 * @pkg_hdr: pointer to the driver's package hdr
1075 * Saves off the package details into the HW structure.
1077 static enum ice_status
1078 ice_init_pkg_info(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr)
1080 struct ice_global_metadata_seg *meta_seg;
1081 struct ice_generic_seg_hdr *seg_hdr;
1083 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1085 return ICE_ERR_PARAM;
1087 meta_seg = (struct ice_global_metadata_seg *)
1088 ice_find_seg_in_pkg(hw, SEGMENT_TYPE_METADATA, pkg_hdr);
1090 hw->pkg_ver = meta_seg->pkg_ver;
1091 ice_memcpy(hw->pkg_name, meta_seg->pkg_name,
1092 sizeof(hw->pkg_name), ICE_NONDMA_TO_NONDMA);
1094 ice_debug(hw, ICE_DBG_PKG, "Pkg: %d.%d.%d.%d, %s\n",
1095 meta_seg->pkg_ver.major, meta_seg->pkg_ver.minor,
1096 meta_seg->pkg_ver.update, meta_seg->pkg_ver.draft,
1097 meta_seg->pkg_name);
1099 ice_debug(hw, ICE_DBG_INIT,
1100 "Did not find metadata segment in driver package\n");
1104 seg_hdr = ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg_hdr);
1106 hw->ice_pkg_ver = seg_hdr->seg_ver;
1107 ice_memcpy(hw->ice_pkg_name, seg_hdr->seg_name,
1108 sizeof(hw->ice_pkg_name), ICE_NONDMA_TO_NONDMA);
1110 ice_debug(hw, ICE_DBG_PKG, "Ice Pkg: %d.%d.%d.%d, %s\n",
1111 seg_hdr->seg_ver.major, seg_hdr->seg_ver.minor,
1112 seg_hdr->seg_ver.update, seg_hdr->seg_ver.draft,
1115 ice_debug(hw, ICE_DBG_INIT,
1116 "Did not find ice segment in driver package\n");
1125 * @hw: pointer to the hardware structure
1127 * Store details of the package currently loaded in HW into the HW structure.
1129 static enum ice_status ice_get_pkg_info(struct ice_hw *hw)
1131 struct ice_aqc_get_pkg_info_resp *pkg_info;
1132 enum ice_status status;
1136 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1138 size = sizeof(*pkg_info) + (sizeof(pkg_info->pkg_info[0]) *
1140 pkg_info = (struct ice_aqc_get_pkg_info_resp *)ice_malloc(hw, size);
1142 return ICE_ERR_NO_MEMORY;
1144 status = ice_aq_get_pkg_info_list(hw, pkg_info, size, NULL);
1146 goto init_pkg_free_alloc;
1148 for (i = 0; i < LE32_TO_CPU(pkg_info->count); i++) {
1149 #define ICE_PKG_FLAG_COUNT 4
1150 char flags[ICE_PKG_FLAG_COUNT + 1] = { 0 };
1153 if (pkg_info->pkg_info[i].is_active) {
1154 flags[place++] = 'A';
1155 hw->active_pkg_ver = pkg_info->pkg_info[i].ver;
1156 ice_memcpy(hw->active_pkg_name,
1157 pkg_info->pkg_info[i].name,
1158 sizeof(hw->active_pkg_name),
1159 ICE_NONDMA_TO_NONDMA);
1160 hw->active_pkg_in_nvm = pkg_info->pkg_info[i].is_in_nvm;
1162 if (pkg_info->pkg_info[i].is_active_at_boot)
1163 flags[place++] = 'B';
1164 if (pkg_info->pkg_info[i].is_modified)
1165 flags[place++] = 'M';
1166 if (pkg_info->pkg_info[i].is_in_nvm)
1167 flags[place++] = 'N';
1169 ice_debug(hw, ICE_DBG_PKG, "Pkg[%d]: %d.%d.%d.%d,%s,%s\n",
1170 i, pkg_info->pkg_info[i].ver.major,
1171 pkg_info->pkg_info[i].ver.minor,
1172 pkg_info->pkg_info[i].ver.update,
1173 pkg_info->pkg_info[i].ver.draft,
1174 pkg_info->pkg_info[i].name, flags);
1177 init_pkg_free_alloc:
1178 ice_free(hw, pkg_info);
1184 * ice_verify_pkg - verify package
1185 * @pkg: pointer to the package buffer
1186 * @len: size of the package buffer
1188 * Verifies various attributes of the package file, including length, format
1189 * version, and the requirement of at least one segment.
1191 static enum ice_status ice_verify_pkg(struct ice_pkg_hdr *pkg, u32 len)
1196 if (len < sizeof(*pkg))
1197 return ICE_ERR_BUF_TOO_SHORT;
1199 if (pkg->format_ver.major != ICE_PKG_FMT_VER_MAJ ||
1200 pkg->format_ver.minor != ICE_PKG_FMT_VER_MNR ||
1201 pkg->format_ver.update != ICE_PKG_FMT_VER_UPD ||
1202 pkg->format_ver.draft != ICE_PKG_FMT_VER_DFT)
1205 /* pkg must have at least one segment */
1206 seg_count = LE32_TO_CPU(pkg->seg_count);
1210 /* make sure segment array fits in package length */
1211 if (len < sizeof(*pkg) + ((seg_count - 1) * sizeof(pkg->seg_offset)))
1212 return ICE_ERR_BUF_TOO_SHORT;
1214 /* all segments must fit within length */
1215 for (i = 0; i < seg_count; i++) {
1216 u32 off = LE32_TO_CPU(pkg->seg_offset[i]);
1217 struct ice_generic_seg_hdr *seg;
1219 /* segment header must fit */
1220 if (len < off + sizeof(*seg))
1221 return ICE_ERR_BUF_TOO_SHORT;
1223 seg = (struct ice_generic_seg_hdr *)((u8 *)pkg + off);
1225 /* segment body must fit */
1226 if (len < off + LE32_TO_CPU(seg->seg_size))
1227 return ICE_ERR_BUF_TOO_SHORT;
1234 * ice_free_seg - free package segment pointer
1235 * @hw: pointer to the hardware structure
1237 * Frees the package segment pointer in the proper manner, depending on if the
1238 * segment was allocated or just the passed in pointer was stored.
1240 void ice_free_seg(struct ice_hw *hw)
1243 ice_free(hw, hw->pkg_copy);
1244 hw->pkg_copy = NULL;
1251 * ice_init_fd_mask_regs - initialize Flow Director mask registers
1252 * @hw: pointer to the HW struct
1254 * This function sets up the Flow Director mask registers to allow for complete
1255 * masking off of any of the 24 Field Vector words. After this call, mask 0 will
1256 * mask off all of FV index 0, mask 1 will mask off all of FV index 1, etc.
1258 static void ice_init_fd_mask_regs(struct ice_hw *hw)
1262 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
1263 wr32(hw, GLQF_FDMASK(i), i);
1264 ice_debug(hw, ICE_DBG_INIT, "init fd mask(%d): %x = %x\n", i,
1270 * ice_init_pkg_regs - initialize additional package registers
1271 * @hw: pointer to the hardware structure
1273 static void ice_init_pkg_regs(struct ice_hw *hw)
1275 #define ICE_SW_BLK_INP_MASK_L 0xFFFFFFFF
1276 #define ICE_SW_BLK_INP_MASK_H 0x0000FFFF
1277 #define ICE_SW_BLK_IDX 0
1279 /* setup Switch block input mask, which is 48-bits in two parts */
1280 wr32(hw, GL_PREEXT_L2_PMASK0(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_L);
1281 wr32(hw, GL_PREEXT_L2_PMASK1(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_H);
1282 /* setup default flow director masks */
1283 ice_init_fd_mask_regs(hw);
1287 * ice_chk_pkg_version - check package version for compatibility with driver
1288 * @pkg_ver: pointer to a version structure to check
1290 * Check to make sure that the package about to be downloaded is compatible with
1291 * the driver. To be compatible, the major and minor components of the package
1292 * version must match our ICE_PKG_SUPP_VER_MAJ and ICE_PKG_SUPP_VER_MNR
1295 static enum ice_status ice_chk_pkg_version(struct ice_pkg_ver *pkg_ver)
1297 if (pkg_ver->major != ICE_PKG_SUPP_VER_MAJ ||
1298 pkg_ver->minor != ICE_PKG_SUPP_VER_MNR)
1299 return ICE_ERR_NOT_SUPPORTED;
1305 * ice_init_pkg - initialize/download package
1306 * @hw: pointer to the hardware structure
1307 * @buf: pointer to the package buffer
1308 * @len: size of the package buffer
1310 * This function initializes a package. The package contains HW tables
1311 * required to do packet processing. First, the function extracts package
1312 * information such as version. Then it finds the ice configuration segment
1313 * within the package; this function then saves a copy of the segment pointer
1314 * within the supplied package buffer. Next, the function will cache any hints
1315 * from the package, followed by downloading the package itself. Note, that if
1316 * a previous PF driver has already downloaded the package successfully, then
1317 * the current driver will not have to download the package again.
1319 * The local package contents will be used to query default behavior and to
1320 * update specific sections of the HW's version of the package (e.g. to update
1321 * the parse graph to understand new protocols).
1323 * This function stores a pointer to the package buffer memory, and it is
1324 * expected that the supplied buffer will not be freed immediately. If the
1325 * package buffer needs to be freed, such as when read from a file, use
1326 * ice_copy_and_init_pkg() instead of directly calling ice_init_pkg() in this
1329 enum ice_status ice_init_pkg(struct ice_hw *hw, u8 *buf, u32 len)
1331 struct ice_pkg_hdr *pkg;
1332 enum ice_status status;
1333 struct ice_seg *seg;
1336 return ICE_ERR_PARAM;
1338 pkg = (struct ice_pkg_hdr *)buf;
1339 status = ice_verify_pkg(pkg, len);
1341 ice_debug(hw, ICE_DBG_INIT, "failed to verify pkg (err: %d)\n",
1346 /* initialize package info */
1347 status = ice_init_pkg_info(hw, pkg);
1351 /* before downloading the package, check package version for
1352 * compatibility with driver
1354 status = ice_chk_pkg_version(&hw->pkg_ver);
1358 /* find segment in given package */
1359 seg = (struct ice_seg *)ice_find_seg_in_pkg(hw, SEGMENT_TYPE_ICE, pkg);
1361 ice_debug(hw, ICE_DBG_INIT, "no ice segment in package.\n");
1365 /* initialize package hints and then download package */
1366 ice_init_pkg_hints(hw, seg);
1367 status = ice_download_pkg(hw, seg);
1368 if (status == ICE_ERR_AQ_NO_WORK) {
1369 ice_debug(hw, ICE_DBG_INIT,
1370 "package previously loaded - no work.\n");
1371 status = ICE_SUCCESS;
1374 /* Get information on the package currently loaded in HW, then make sure
1375 * the driver is compatible with this version.
1378 status = ice_get_pkg_info(hw);
1380 status = ice_chk_pkg_version(&hw->active_pkg_ver);
1385 /* on successful package download update other required
1386 * registers to support the package and fill HW tables
1387 * with package content.
1389 ice_init_pkg_regs(hw);
1390 ice_fill_blk_tbls(hw);
1392 ice_debug(hw, ICE_DBG_INIT, "package load failed, %d\n",
1400 * ice_copy_and_init_pkg - initialize/download a copy of the package
1401 * @hw: pointer to the hardware structure
1402 * @buf: pointer to the package buffer
1403 * @len: size of the package buffer
1405 * This function copies the package buffer, and then calls ice_init_pkg() to
1406 * initialize the copied package contents.
1408 * The copying is necessary if the package buffer supplied is constant, or if
1409 * the memory may disappear shortly after calling this function.
1411 * If the package buffer resides in the data segment and can be modified, the
1412 * caller is free to use ice_init_pkg() instead of ice_copy_and_init_pkg().
1414 * However, if the package buffer needs to be copied first, such as when being
1415 * read from a file, the caller should use ice_copy_and_init_pkg().
1417 * This function will first copy the package buffer, before calling
1418 * ice_init_pkg(). The caller is free to immediately destroy the original
1419 * package buffer, as the new copy will be managed by this function and
1422 enum ice_status ice_copy_and_init_pkg(struct ice_hw *hw, const u8 *buf, u32 len)
1424 enum ice_status status;
1428 return ICE_ERR_PARAM;
1430 buf_copy = (u8 *)ice_memdup(hw, buf, len, ICE_NONDMA_TO_NONDMA);
1432 status = ice_init_pkg(hw, buf_copy, len);
1434 /* Free the copy, since we failed to initialize the package */
1435 ice_free(hw, buf_copy);
1437 /* Track the copied pkg so we can free it later */
1438 hw->pkg_copy = buf_copy;
1447 * @hw: pointer to the HW structure
1449 * Allocates a package buffer and returns a pointer to the buffer header.
1450 * Note: all package contents must be in Little Endian form.
1452 static struct ice_buf_build *ice_pkg_buf_alloc(struct ice_hw *hw)
1454 struct ice_buf_build *bld;
1455 struct ice_buf_hdr *buf;
1457 bld = (struct ice_buf_build *)ice_malloc(hw, sizeof(*bld));
1461 buf = (struct ice_buf_hdr *)bld;
1462 buf->data_end = CPU_TO_LE16(sizeof(*buf) -
1463 sizeof(buf->section_entry[0]));
1469 * @sect_type: section type
1470 * @section: pointer to section
1471 * @index: index of the field vector entry to be returned
1472 * @offset: ptr to variable that receives the offset in the field vector table
1474 * This is a callback function that can be passed to ice_pkg_enum_entry.
1475 * This function treats the given section as of type ice_sw_fv_section and
1476 * enumerates offset field. "offset" is an index into the field vector
1480 ice_sw_fv_handler(u32 sect_type, void *section, u32 index, u32 *offset)
1482 struct ice_sw_fv_section *fv_section =
1483 (struct ice_sw_fv_section *)section;
1485 if (!section || sect_type != ICE_SID_FLD_VEC_SW)
1487 if (index >= LE16_TO_CPU(fv_section->count))
1490 /* "index" passed in to this function is relative to a given
1491 * 4k block. To get to the true index into the field vector
1492 * table need to add the relative index to the base_offset
1493 * field of this section
1495 *offset = LE16_TO_CPU(fv_section->base_offset) + index;
1496 return fv_section->fv + index;
1500 * ice_get_sw_prof_type - determine switch profile type
1501 * @hw: pointer to the HW structure
1502 * @fv: pointer to the switch field vector
1504 static enum ice_prof_type
1505 ice_get_sw_prof_type(struct ice_hw *hw, struct ice_fv *fv)
1509 for (i = 0; i < hw->blk[ICE_BLK_SW].es.fvw; i++) {
1510 /* UDP tunnel will have UDP_OF protocol ID and VNI offset */
1511 if (fv->ew[i].prot_id == (u8)ICE_PROT_UDP_OF &&
1512 fv->ew[i].off == ICE_VNI_OFFSET)
1513 return ICE_PROF_TUN_UDP;
1515 /* GRE tunnel will have GRE protocol */
1516 if (fv->ew[i].prot_id == (u8)ICE_PROT_GRE_OF)
1517 return ICE_PROF_TUN_GRE;
1519 /* PPPOE tunnel will have PPPOE protocol */
1520 if (fv->ew[i].prot_id == (u8)ICE_PROT_PPPOE)
1521 return ICE_PROF_TUN_PPPOE;
1524 return ICE_PROF_NON_TUN;
1528 * ice_get_sw_fv_bitmap - Get switch field vector bitmap based on profile type
1529 * @hw: pointer to hardware structure
1530 * @type: type of profiles requested
1531 * @bm: pointer to memory for returning the bitmap of field vectors
1534 ice_get_sw_fv_bitmap(struct ice_hw *hw, enum ice_prof_type type,
1537 struct ice_pkg_enum state;
1538 struct ice_seg *ice_seg;
1541 if (type == ICE_PROF_ALL) {
1544 for (i = 0; i < ICE_MAX_NUM_PROFILES; i++)
1549 ice_zero_bitmap(bm, ICE_MAX_NUM_PROFILES);
1553 enum ice_prof_type prof_type;
1556 fv = (struct ice_fv *)
1557 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1558 &offset, ice_sw_fv_handler);
1562 /* Determine field vector type */
1563 prof_type = ice_get_sw_prof_type(hw, fv);
1565 if (type & prof_type)
1566 ice_set_bit((u16)offset, bm);
1572 * ice_get_sw_fv_list
1573 * @hw: pointer to the HW structure
1574 * @prot_ids: field vector to search for with a given protocol ID
1575 * @ids_cnt: lookup/protocol count
1576 * @bm: bitmap of field vectors to consider
1577 * @fv_list: Head of a list
1579 * Finds all the field vector entries from switch block that contain
1580 * a given protocol ID and returns a list of structures of type
1581 * "ice_sw_fv_list_entry". Every structure in the list has a field vector
1582 * definition and profile ID information
1583 * NOTE: The caller of the function is responsible for freeing the memory
1584 * allocated for every list entry.
1587 ice_get_sw_fv_list(struct ice_hw *hw, u16 *prot_ids, u8 ids_cnt,
1588 ice_bitmap_t *bm, struct LIST_HEAD_TYPE *fv_list)
1590 struct ice_sw_fv_list_entry *fvl;
1591 struct ice_sw_fv_list_entry *tmp;
1592 struct ice_pkg_enum state;
1593 struct ice_seg *ice_seg;
1597 if (!ids_cnt || !hw->seg)
1598 return ICE_ERR_PARAM;
1604 fv = (struct ice_fv *)
1605 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1606 &offset, ice_sw_fv_handler);
1611 /* If field vector is not in the bitmap list, then skip this
1614 if (!ice_is_bit_set(bm, (u16)offset))
1617 for (i = 0; i < ids_cnt; i++) {
1620 /* This code assumes that if a switch field vector line
1621 * has a matching protocol, then this line will contain
1622 * the entries necessary to represent every field in
1623 * that protocol header.
1625 for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
1626 if (fv->ew[j].prot_id == prot_ids[i])
1628 if (j >= hw->blk[ICE_BLK_SW].es.fvw)
1630 if (i + 1 == ids_cnt) {
1631 fvl = (struct ice_sw_fv_list_entry *)
1632 ice_malloc(hw, sizeof(*fvl));
1636 fvl->profile_id = offset;
1637 LIST_ADD(&fvl->list_entry, fv_list);
1642 if (LIST_EMPTY(fv_list))
1647 LIST_FOR_EACH_ENTRY_SAFE(fvl, tmp, fv_list, ice_sw_fv_list_entry,
1649 LIST_DEL(&fvl->list_entry);
1653 return ICE_ERR_NO_MEMORY;
1657 * ice_init_profile_to_result_bm - Initialize the profile result index bitmap
1658 * @hw: pointer to hardware structure
1661 ice_init_prof_result_bm(struct ice_hw *hw)
1663 struct ice_pkg_enum state;
1664 struct ice_seg *ice_seg;
1675 fv = (struct ice_fv *)
1676 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1677 &off, ice_sw_fv_handler);
1682 ice_zero_bitmap(hw->switch_info->prof_res_bm[off],
1685 /* Determine empty field vector indices, these can be
1686 * used for recipe results. Skip index 0, since it is
1687 * always used for Switch ID.
1689 for (i = 1; i < ICE_MAX_FV_WORDS; i++)
1690 if (fv->ew[i].prot_id == ICE_PROT_INVALID &&
1691 fv->ew[i].off == ICE_FV_OFFSET_INVAL)
1693 hw->switch_info->prof_res_bm[off]);
1699 * @hw: pointer to the HW structure
1700 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1702 * Frees a package buffer
1704 static void ice_pkg_buf_free(struct ice_hw *hw, struct ice_buf_build *bld)
1710 * ice_pkg_buf_reserve_section
1711 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1712 * @count: the number of sections to reserve
1714 * Reserves one or more section table entries in a package buffer. This routine
1715 * can be called multiple times as long as they are made before calling
1716 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1717 * is called once, the number of sections that can be allocated will not be able
1718 * to be increased; not using all reserved sections is fine, but this will
1719 * result in some wasted space in the buffer.
1720 * Note: all package contents must be in Little Endian form.
1722 static enum ice_status
1723 ice_pkg_buf_reserve_section(struct ice_buf_build *bld, u16 count)
1725 struct ice_buf_hdr *buf;
1730 return ICE_ERR_PARAM;
1732 buf = (struct ice_buf_hdr *)&bld->buf;
1734 /* already an active section, can't increase table size */
1735 section_count = LE16_TO_CPU(buf->section_count);
1736 if (section_count > 0)
1739 if (bld->reserved_section_table_entries + count > ICE_MAX_S_COUNT)
1741 bld->reserved_section_table_entries += count;
1743 data_end = LE16_TO_CPU(buf->data_end) +
1744 (count * sizeof(buf->section_entry[0]));
1745 buf->data_end = CPU_TO_LE16(data_end);
1751 * ice_pkg_buf_alloc_section
1752 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1753 * @type: the section type value
1754 * @size: the size of the section to reserve (in bytes)
1756 * Reserves memory in the buffer for a section's content and updates the
1757 * buffers' status accordingly. This routine returns a pointer to the first
1758 * byte of the section start within the buffer, which is used to fill in the
1760 * Note: all package contents must be in Little Endian form.
1763 ice_pkg_buf_alloc_section(struct ice_buf_build *bld, u32 type, u16 size)
1765 struct ice_buf_hdr *buf;
1769 if (!bld || !type || !size)
1772 buf = (struct ice_buf_hdr *)&bld->buf;
1774 /* check for enough space left in buffer */
1775 data_end = LE16_TO_CPU(buf->data_end);
1777 /* section start must align on 4 byte boundary */
1778 data_end = ICE_ALIGN(data_end, 4);
1780 if ((data_end + size) > ICE_MAX_S_DATA_END)
1783 /* check for more available section table entries */
1784 sect_count = LE16_TO_CPU(buf->section_count);
1785 if (sect_count < bld->reserved_section_table_entries) {
1786 void *section_ptr = ((u8 *)buf) + data_end;
1788 buf->section_entry[sect_count].offset = CPU_TO_LE16(data_end);
1789 buf->section_entry[sect_count].size = CPU_TO_LE16(size);
1790 buf->section_entry[sect_count].type = CPU_TO_LE32(type);
1793 buf->data_end = CPU_TO_LE16(data_end);
1795 buf->section_count = CPU_TO_LE16(sect_count + 1);
1799 /* no free section table entries */
1804 * ice_pkg_buf_get_active_sections
1805 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1807 * Returns the number of active sections. Before using the package buffer
1808 * in an update package command, the caller should make sure that there is at
1809 * least one active section - otherwise, the buffer is not legal and should
1811 * Note: all package contents must be in Little Endian form.
1813 static u16 ice_pkg_buf_get_active_sections(struct ice_buf_build *bld)
1815 struct ice_buf_hdr *buf;
1820 buf = (struct ice_buf_hdr *)&bld->buf;
1821 return LE16_TO_CPU(buf->section_count);
1825 * ice_pkg_buf_header
1826 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1828 * Return a pointer to the buffer's header
1830 static struct ice_buf *ice_pkg_buf(struct ice_buf_build *bld)
1839 * ice_tunnel_port_in_use
1840 * @hw: pointer to the HW structure
1841 * @port: port to search for
1842 * @index: optionally returns index
1844 * Returns whether a port is already in use as a tunnel, and optionally its
1847 bool ice_tunnel_port_in_use(struct ice_hw *hw, u16 port, u16 *index)
1851 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1852 if (hw->tnl.tbl[i].in_use && hw->tnl.tbl[i].port == port) {
1862 * ice_tunnel_get_type
1863 * @hw: pointer to the HW structure
1864 * @port: port to search for
1865 * @type: returns tunnel index
1867 * For a given port number, will return the type of tunnel.
1870 ice_tunnel_get_type(struct ice_hw *hw, u16 port, enum ice_tunnel_type *type)
1874 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1875 if (hw->tnl.tbl[i].in_use && hw->tnl.tbl[i].port == port) {
1876 *type = hw->tnl.tbl[i].type;
1884 * ice_find_free_tunnel_entry
1885 * @hw: pointer to the HW structure
1886 * @type: tunnel type
1887 * @index: optionally returns index
1889 * Returns whether there is a free tunnel entry, and optionally its index
1892 ice_find_free_tunnel_entry(struct ice_hw *hw, enum ice_tunnel_type type,
1897 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1898 if (hw->tnl.tbl[i].valid && !hw->tnl.tbl[i].in_use &&
1899 hw->tnl.tbl[i].type == type) {
1909 * ice_get_tunnel_port - retrieve an open tunnel port
1910 * @hw: pointer to the HW structure
1911 * @type: tunnel type (TNL_ALL will return any open port)
1912 * @port: returns open port
1915 ice_get_open_tunnel_port(struct ice_hw *hw, enum ice_tunnel_type type,
1920 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
1921 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
1922 (type == TNL_ALL || hw->tnl.tbl[i].type == type)) {
1923 *port = hw->tnl.tbl[i].port;
1932 * @hw: pointer to the HW structure
1933 * @type: type of tunnel
1934 * @port: port to use for vxlan tunnel
1939 ice_create_tunnel(struct ice_hw *hw, enum ice_tunnel_type type, u16 port)
1941 struct ice_boost_tcam_section *sect_rx, *sect_tx;
1942 enum ice_status status = ICE_ERR_MAX_LIMIT;
1943 struct ice_buf_build *bld;
1946 if (ice_tunnel_port_in_use(hw, port, NULL))
1947 return ICE_ERR_ALREADY_EXISTS;
1949 if (!ice_find_free_tunnel_entry(hw, type, &index))
1950 return ICE_ERR_OUT_OF_RANGE;
1952 bld = ice_pkg_buf_alloc(hw);
1954 return ICE_ERR_NO_MEMORY;
1956 /* allocate 2 sections, one for Rx parser, one for Tx parser */
1957 if (ice_pkg_buf_reserve_section(bld, 2))
1958 goto ice_create_tunnel_err;
1960 sect_rx = (struct ice_boost_tcam_section *)
1961 ice_pkg_buf_alloc_section(bld, ICE_SID_RXPARSER_BOOST_TCAM,
1964 goto ice_create_tunnel_err;
1965 sect_rx->count = CPU_TO_LE16(1);
1967 sect_tx = (struct ice_boost_tcam_section *)
1968 ice_pkg_buf_alloc_section(bld, ICE_SID_TXPARSER_BOOST_TCAM,
1971 goto ice_create_tunnel_err;
1972 sect_tx->count = CPU_TO_LE16(1);
1974 /* copy original boost entry to update package buffer */
1975 ice_memcpy(sect_rx->tcam, hw->tnl.tbl[index].boost_entry,
1976 sizeof(*sect_rx->tcam), ICE_NONDMA_TO_NONDMA);
1978 /* over-write the never-match dest port key bits with the encoded port
1981 ice_set_key((u8 *)§_rx->tcam[0].key, sizeof(sect_rx->tcam[0].key),
1982 (u8 *)&port, NULL, NULL, NULL,
1983 offsetof(struct ice_boost_key_value, hv_dst_port_key),
1984 sizeof(sect_rx->tcam[0].key.key.hv_dst_port_key));
1986 /* exact copy of entry to Tx section entry */
1987 ice_memcpy(sect_tx->tcam, sect_rx->tcam, sizeof(*sect_tx->tcam),
1988 ICE_NONDMA_TO_NONDMA);
1990 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
1992 hw->tnl.tbl[index].port = port;
1993 hw->tnl.tbl[index].in_use = true;
1996 ice_create_tunnel_err:
1997 ice_pkg_buf_free(hw, bld);
2003 * ice_destroy_tunnel
2004 * @hw: pointer to the HW structure
2005 * @port: port of tunnel to destroy (ignored if the all parameter is true)
2006 * @all: flag that states to destroy all tunnels
2008 * Destroys a tunnel or all tunnels by creating an update package buffer
2009 * targeting the specific updates requested and then performing an update
2012 enum ice_status ice_destroy_tunnel(struct ice_hw *hw, u16 port, bool all)
2014 struct ice_boost_tcam_section *sect_rx, *sect_tx;
2015 enum ice_status status = ICE_ERR_MAX_LIMIT;
2016 struct ice_buf_build *bld;
2021 /* determine count */
2022 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2023 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
2024 (all || hw->tnl.tbl[i].port == port))
2028 return ICE_ERR_PARAM;
2030 /* size of section - there is at least one entry */
2031 size = (count - 1) * sizeof(*sect_rx->tcam) + sizeof(*sect_rx);
2033 bld = ice_pkg_buf_alloc(hw);
2035 return ICE_ERR_NO_MEMORY;
2037 /* allocate 2 sections, one for Rx parser, one for Tx parser */
2038 if (ice_pkg_buf_reserve_section(bld, 2))
2039 goto ice_destroy_tunnel_err;
2041 sect_rx = (struct ice_boost_tcam_section *)
2042 ice_pkg_buf_alloc_section(bld, ICE_SID_RXPARSER_BOOST_TCAM,
2045 goto ice_destroy_tunnel_err;
2046 sect_rx->count = CPU_TO_LE16(1);
2048 sect_tx = (struct ice_boost_tcam_section *)
2049 ice_pkg_buf_alloc_section(bld, ICE_SID_TXPARSER_BOOST_TCAM,
2052 goto ice_destroy_tunnel_err;
2053 sect_tx->count = CPU_TO_LE16(1);
2055 /* copy original boost entry to update package buffer, one copy to Rx
2056 * section, another copy to the Tx section
2058 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2059 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
2060 (all || hw->tnl.tbl[i].port == port)) {
2061 ice_memcpy(sect_rx->tcam + i,
2062 hw->tnl.tbl[i].boost_entry,
2063 sizeof(*sect_rx->tcam),
2064 ICE_NONDMA_TO_NONDMA);
2065 ice_memcpy(sect_tx->tcam + i,
2066 hw->tnl.tbl[i].boost_entry,
2067 sizeof(*sect_tx->tcam),
2068 ICE_NONDMA_TO_NONDMA);
2069 hw->tnl.tbl[i].marked = true;
2072 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
2074 for (i = 0; i < hw->tnl.count &&
2075 i < ICE_TUNNEL_MAX_ENTRIES; i++)
2076 if (hw->tnl.tbl[i].marked) {
2077 hw->tnl.tbl[i].port = 0;
2078 hw->tnl.tbl[i].in_use = false;
2079 hw->tnl.tbl[i].marked = false;
2082 ice_destroy_tunnel_err:
2083 ice_pkg_buf_free(hw, bld);
2089 * ice_find_prot_off - find prot ID and offset pair, based on prof and FV index
2090 * @hw: pointer to the hardware structure
2091 * @blk: hardware block
2093 * @fv_idx: field vector word index
2094 * @prot: variable to receive the protocol ID
2095 * @off: variable to receive the protocol offset
2098 ice_find_prot_off(struct ice_hw *hw, enum ice_block blk, u8 prof, u8 fv_idx,
2101 struct ice_fv_word *fv_ext;
2103 if (prof >= hw->blk[blk].es.count)
2104 return ICE_ERR_PARAM;
2106 if (fv_idx >= hw->blk[blk].es.fvw)
2107 return ICE_ERR_PARAM;
2109 fv_ext = hw->blk[blk].es.t + (prof * hw->blk[blk].es.fvw);
2111 *prot = fv_ext[fv_idx].prot_id;
2112 *off = fv_ext[fv_idx].off;
2117 /* PTG Management */
2120 * ice_ptg_find_ptype - Search for packet type group using packet type (ptype)
2121 * @hw: pointer to the hardware structure
2123 * @ptype: the ptype to search for
2124 * @ptg: pointer to variable that receives the PTG
2126 * This function will search the PTGs for a particular ptype, returning the
2127 * PTG ID that contains it through the ptg parameter, with the value of
2128 * ICE_DEFAULT_PTG (0) meaning it is part the default PTG.
2130 static enum ice_status
2131 ice_ptg_find_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg)
2133 if (ptype >= ICE_XLT1_CNT || !ptg)
2134 return ICE_ERR_PARAM;
2136 *ptg = hw->blk[blk].xlt1.ptypes[ptype].ptg;
2141 * ice_ptg_alloc_val - Allocates a new packet type group ID by value
2142 * @hw: pointer to the hardware structure
2144 * @ptg: the ptg to allocate
2146 * This function allocates a given packet type group ID specified by the ptg
2150 void ice_ptg_alloc_val(struct ice_hw *hw, enum ice_block blk, u8 ptg)
2152 hw->blk[blk].xlt1.ptg_tbl[ptg].in_use = true;
2156 * ice_ptg_remove_ptype - Removes ptype from a particular packet type group
2157 * @hw: pointer to the hardware structure
2159 * @ptype: the ptype to remove
2160 * @ptg: the ptg to remove the ptype from
2162 * This function will remove the ptype from the specific ptg, and move it to
2163 * the default PTG (ICE_DEFAULT_PTG).
2165 static enum ice_status
2166 ice_ptg_remove_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2168 struct ice_ptg_ptype **ch;
2169 struct ice_ptg_ptype *p;
2171 if (ptype > ICE_XLT1_CNT - 1)
2172 return ICE_ERR_PARAM;
2174 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use)
2175 return ICE_ERR_DOES_NOT_EXIST;
2177 /* Should not happen if .in_use is set, bad config */
2178 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype)
2181 /* find the ptype within this PTG, and bypass the link over it */
2182 p = hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2183 ch = &hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2185 if (ptype == (p - hw->blk[blk].xlt1.ptypes)) {
2186 *ch = p->next_ptype;
2190 ch = &p->next_ptype;
2194 hw->blk[blk].xlt1.ptypes[ptype].ptg = ICE_DEFAULT_PTG;
2195 hw->blk[blk].xlt1.ptypes[ptype].next_ptype = NULL;
2201 * ice_ptg_add_mv_ptype - Adds/moves ptype to a particular packet type group
2202 * @hw: pointer to the hardware structure
2204 * @ptype: the ptype to add or move
2205 * @ptg: the ptg to add or move the ptype to
2207 * This function will either add or move a ptype to a particular PTG depending
2208 * on if the ptype is already part of another group. Note that using a
2209 * a destination PTG ID of ICE_DEFAULT_PTG (0) will move the ptype to the
2212 static enum ice_status
2213 ice_ptg_add_mv_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2215 enum ice_status status;
2218 if (ptype > ICE_XLT1_CNT - 1)
2219 return ICE_ERR_PARAM;
2221 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use && ptg != ICE_DEFAULT_PTG)
2222 return ICE_ERR_DOES_NOT_EXIST;
2224 status = ice_ptg_find_ptype(hw, blk, ptype, &original_ptg);
2228 /* Is ptype already in the correct PTG? */
2229 if (original_ptg == ptg)
2232 /* Remove from original PTG and move back to the default PTG */
2233 if (original_ptg != ICE_DEFAULT_PTG)
2234 ice_ptg_remove_ptype(hw, blk, ptype, original_ptg);
2236 /* Moving to default PTG? Then we're done with this request */
2237 if (ptg == ICE_DEFAULT_PTG)
2240 /* Add ptype to PTG at beginning of list */
2241 hw->blk[blk].xlt1.ptypes[ptype].next_ptype =
2242 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2243 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype =
2244 &hw->blk[blk].xlt1.ptypes[ptype];
2246 hw->blk[blk].xlt1.ptypes[ptype].ptg = ptg;
2247 hw->blk[blk].xlt1.t[ptype] = ptg;
2252 /* Block / table size info */
2253 struct ice_blk_size_details {
2254 u16 xlt1; /* # XLT1 entries */
2255 u16 xlt2; /* # XLT2 entries */
2256 u16 prof_tcam; /* # profile ID TCAM entries */
2257 u16 prof_id; /* # profile IDs */
2258 u8 prof_cdid_bits; /* # cdid one-hot bits used in key */
2259 u16 prof_redir; /* # profile redirection entries */
2260 u16 es; /* # extraction sequence entries */
2261 u16 fvw; /* # field vector words */
2262 u8 overwrite; /* overwrite existing entries allowed */
2263 u8 reverse; /* reverse FV order */
2266 static const struct ice_blk_size_details blk_sizes[ICE_BLK_COUNT] = {
2269 * XLT1 - Number of entries in XLT1 table
2270 * XLT2 - Number of entries in XLT2 table
2271 * TCAM - Number of entries Profile ID TCAM table
2272 * CDID - Control Domain ID of the hardware block
2273 * PRED - Number of entries in the Profile Redirection Table
2274 * FV - Number of entries in the Field Vector
2275 * FVW - Width (in WORDs) of the Field Vector
2276 * OVR - Overwrite existing table entries
2279 /* XLT1 , XLT2 ,TCAM, PID,CDID,PRED, FV, FVW */
2280 /* Overwrite , Reverse FV */
2281 /* SW */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 256, 0, 256, 256, 48,
2283 /* ACL */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 32,
2285 /* FD */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2287 /* RSS */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2289 /* PE */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 64, 32, 0, 32, 32, 24,
2294 ICE_SID_XLT1_OFF = 0,
2297 ICE_SID_PR_REDIR_OFF,
2302 /* Characteristic handling */
2305 * ice_match_prop_lst - determine if properties of two lists match
2306 * @list1: first properties list
2307 * @list2: second properties list
2309 * Count, cookies and the order must match in order to be considered equivalent.
2312 ice_match_prop_lst(struct LIST_HEAD_TYPE *list1, struct LIST_HEAD_TYPE *list2)
2314 struct ice_vsig_prof *tmp1;
2315 struct ice_vsig_prof *tmp2;
2319 /* compare counts */
2320 LIST_FOR_EACH_ENTRY(tmp1, list1, ice_vsig_prof, list) {
2323 LIST_FOR_EACH_ENTRY(tmp2, list2, ice_vsig_prof, list) {
2326 if (!count || count != chk_count)
2329 tmp1 = LIST_FIRST_ENTRY(list1, struct ice_vsig_prof, list);
2330 tmp2 = LIST_FIRST_ENTRY(list2, struct ice_vsig_prof, list);
2332 /* profile cookies must compare, and in the exact same order to take
2333 * into account priority
2336 if (tmp2->profile_cookie != tmp1->profile_cookie)
2339 tmp1 = LIST_NEXT_ENTRY(tmp1, struct ice_vsig_prof, list);
2340 tmp2 = LIST_NEXT_ENTRY(tmp2, struct ice_vsig_prof, list);
2346 /* VSIG Management */
2349 * ice_vsig_find_vsi - find a VSIG that contains a specified VSI
2350 * @hw: pointer to the hardware structure
2352 * @vsi: VSI of interest
2353 * @vsig: pointer to receive the VSI group
2355 * This function will lookup the VSI entry in the XLT2 list and return
2356 * the VSI group its associated with.
2359 ice_vsig_find_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 *vsig)
2361 if (!vsig || vsi >= ICE_MAX_VSI)
2362 return ICE_ERR_PARAM;
2364 /* As long as there's a default or valid VSIG associated with the input
2365 * VSI, the functions returns a success. Any handling of VSIG will be
2366 * done by the following add, update or remove functions.
2368 *vsig = hw->blk[blk].xlt2.vsis[vsi].vsig;
2374 * ice_vsig_alloc_val - allocate a new VSIG by value
2375 * @hw: pointer to the hardware structure
2377 * @vsig: the vsig to allocate
2379 * This function will allocate a given VSIG specified by the vsig parameter.
2381 static u16 ice_vsig_alloc_val(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2383 u16 idx = vsig & ICE_VSIG_IDX_M;
2385 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use) {
2386 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2387 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = true;
2390 return ICE_VSIG_VALUE(idx, hw->pf_id);
2394 * ice_vsig_alloc - Finds a free entry and allocates a new VSIG
2395 * @hw: pointer to the hardware structure
2398 * This function will iterate through the VSIG list and mark the first
2399 * unused entry for the new VSIG entry as used and return that value.
2401 static u16 ice_vsig_alloc(struct ice_hw *hw, enum ice_block blk)
2405 for (i = 1; i < ICE_MAX_VSIGS; i++)
2406 if (!hw->blk[blk].xlt2.vsig_tbl[i].in_use)
2407 return ice_vsig_alloc_val(hw, blk, i);
2409 return ICE_DEFAULT_VSIG;
2413 * ice_find_dup_props_vsig - find VSI group with a specified set of properties
2414 * @hw: pointer to the hardware structure
2416 * @chs: characteristic list
2417 * @vsig: returns the VSIG with the matching profiles, if found
2419 * Each VSIG is associated with a characteristic set; i.e. all VSIs under
2420 * a group have the same characteristic set. To check if there exists a VSIG
2421 * which has the same characteristics as the input characteristics; this
2422 * function will iterate through the XLT2 list and return the VSIG that has a
2423 * matching configuration. In order to make sure that priorities are accounted
2424 * for, the list must match exactly, including the order in which the
2425 * characteristics are listed.
2427 static enum ice_status
2428 ice_find_dup_props_vsig(struct ice_hw *hw, enum ice_block blk,
2429 struct LIST_HEAD_TYPE *chs, u16 *vsig)
2431 struct ice_xlt2 *xlt2 = &hw->blk[blk].xlt2;
2434 for (i = 0; i < xlt2->count; i++) {
2435 if (xlt2->vsig_tbl[i].in_use &&
2436 ice_match_prop_lst(chs, &xlt2->vsig_tbl[i].prop_lst)) {
2437 *vsig = ICE_VSIG_VALUE(i, hw->pf_id);
2442 return ICE_ERR_DOES_NOT_EXIST;
2446 * ice_vsig_free - free VSI group
2447 * @hw: pointer to the hardware structure
2449 * @vsig: VSIG to remove
2451 * The function will remove all VSIs associated with the input VSIG and move
2452 * them to the DEFAULT_VSIG and mark the VSIG available.
2454 static enum ice_status
2455 ice_vsig_free(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2457 struct ice_vsig_prof *dtmp, *del;
2458 struct ice_vsig_vsi *vsi_cur;
2461 idx = vsig & ICE_VSIG_IDX_M;
2462 if (idx >= ICE_MAX_VSIGS)
2463 return ICE_ERR_PARAM;
2465 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2466 return ICE_ERR_DOES_NOT_EXIST;
2468 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = false;
2470 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2471 /* If the VSIG has at least 1 VSI then iterate through the
2472 * list and remove the VSIs before deleting the group.
2475 /* remove all vsis associated with this VSIG XLT2 entry */
2477 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
2479 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2480 vsi_cur->changed = 1;
2481 vsi_cur->next_vsi = NULL;
2485 /* NULL terminate head of VSI list */
2486 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi = NULL;
2489 /* free characteristic list */
2490 LIST_FOR_EACH_ENTRY_SAFE(del, dtmp,
2491 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
2492 ice_vsig_prof, list) {
2493 LIST_DEL(&del->list);
2497 /* if VSIG characteristic list was cleared for reset
2498 * re-initialize the list head
2500 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2506 * ice_vsig_remove_vsi - remove VSI from VSIG
2507 * @hw: pointer to the hardware structure
2509 * @vsi: VSI to remove
2510 * @vsig: VSI group to remove from
2512 * The function will remove the input VSI from its VSI group and move it
2513 * to the DEFAULT_VSIG.
2515 static enum ice_status
2516 ice_vsig_remove_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2518 struct ice_vsig_vsi **vsi_head, *vsi_cur, *vsi_tgt;
2521 idx = vsig & ICE_VSIG_IDX_M;
2523 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2524 return ICE_ERR_PARAM;
2526 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2527 return ICE_ERR_DOES_NOT_EXIST;
2529 /* entry already in default VSIG, don't have to remove */
2530 if (idx == ICE_DEFAULT_VSIG)
2533 vsi_head = &hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2537 vsi_tgt = &hw->blk[blk].xlt2.vsis[vsi];
2538 vsi_cur = (*vsi_head);
2540 /* iterate the VSI list, skip over the entry to be removed */
2542 if (vsi_tgt == vsi_cur) {
2543 (*vsi_head) = vsi_cur->next_vsi;
2546 vsi_head = &vsi_cur->next_vsi;
2547 vsi_cur = vsi_cur->next_vsi;
2550 /* verify if VSI was removed from group list */
2552 return ICE_ERR_DOES_NOT_EXIST;
2554 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2555 vsi_cur->changed = 1;
2556 vsi_cur->next_vsi = NULL;
2562 * ice_vsig_add_mv_vsi - add or move a VSI to a VSI group
2563 * @hw: pointer to the hardware structure
2566 * @vsig: destination VSI group
2568 * This function will move or add the input VSI to the target VSIG.
2569 * The function will find the original VSIG the VSI belongs to and
2570 * move the entry to the DEFAULT_VSIG, update the original VSIG and
2571 * then move entry to the new VSIG.
2573 static enum ice_status
2574 ice_vsig_add_mv_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2576 struct ice_vsig_vsi *tmp;
2577 enum ice_status status;
2580 idx = vsig & ICE_VSIG_IDX_M;
2582 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2583 return ICE_ERR_PARAM;
2585 /* if VSIG not in use and VSIG is not default type this VSIG
2588 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use &&
2589 vsig != ICE_DEFAULT_VSIG)
2590 return ICE_ERR_DOES_NOT_EXIST;
2592 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
2596 /* no update required if vsigs match */
2597 if (orig_vsig == vsig)
2600 if (orig_vsig != ICE_DEFAULT_VSIG) {
2601 /* remove entry from orig_vsig and add to default VSIG */
2602 status = ice_vsig_remove_vsi(hw, blk, vsi, orig_vsig);
2607 if (idx == ICE_DEFAULT_VSIG)
2610 /* Create VSI entry and add VSIG and prop_mask values */
2611 hw->blk[blk].xlt2.vsis[vsi].vsig = vsig;
2612 hw->blk[blk].xlt2.vsis[vsi].changed = 1;
2614 /* Add new entry to the head of the VSIG list */
2615 tmp = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2616 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi =
2617 &hw->blk[blk].xlt2.vsis[vsi];
2618 hw->blk[blk].xlt2.vsis[vsi].next_vsi = tmp;
2619 hw->blk[blk].xlt2.t[vsi] = vsig;
2625 * ice_prof_has_mask_idx - determine if profile index masking is identical
2626 * @hw: pointer to the hardware structure
2628 * @prof: profile to check
2629 * @idx: profile index to check
2630 * @masks: masks to match
2633 ice_prof_has_mask_idx(struct ice_hw *hw, enum ice_block blk, u8 prof, u16 idx,
2636 bool expect_no_mask = false;
2641 /* If mask is 0x0000 or 0xffff, then there is no masking */
2642 if (mask == 0 || mask == 0xffff)
2643 expect_no_mask = true;
2645 /* Scan the enabled masks on this profile, for the specified idx */
2646 for (i = 0; i < ICE_PROFILE_MASK_COUNT; i++)
2647 if (hw->blk[blk].es.mask_ena[prof] & BIT(i))
2648 if (hw->blk[blk].masks.masks[i].in_use &&
2649 hw->blk[blk].masks.masks[i].idx == idx) {
2651 if (hw->blk[blk].masks.masks[i].mask == mask)
2656 if (expect_no_mask) {
2668 * ice_prof_has_mask - determine if profile masking is identical
2669 * @hw: pointer to the hardware structure
2671 * @prof: profile to check
2672 * @masks: masks to match
2675 ice_prof_has_mask(struct ice_hw *hw, enum ice_block blk, u8 prof, u16 *masks)
2679 /* es->mask_ena[prof] will have the mask */
2680 for (i = 0; i < hw->blk[blk].es.fvw; i++)
2681 if (!ice_prof_has_mask_idx(hw, blk, prof, i, masks[i]))
2688 * ice_find_prof_id_with_mask - find profile ID for a given field vector
2689 * @hw: pointer to the hardware structure
2691 * @fv: field vector to search for
2692 * @masks: masks for fv
2693 * @prof_id: receives the profile ID
2695 static enum ice_status
2696 ice_find_prof_id_with_mask(struct ice_hw *hw, enum ice_block blk,
2697 struct ice_fv_word *fv, u16 *masks, u8 *prof_id)
2699 struct ice_es *es = &hw->blk[blk].es;
2702 for (i = 0; i < es->count; i++) {
2703 u16 off = i * es->fvw;
2706 if (memcmp(&es->t[off], fv, es->fvw * sizeof(*fv)))
2709 /* check if masks settings are the same for this profile */
2710 if (!ice_prof_has_mask(hw, blk, i, masks))
2717 return ICE_ERR_DOES_NOT_EXIST;
2721 * ice_find_prof_id - find profile ID for a given field vector
2722 * @hw: pointer to the hardware structure
2724 * @fv: field vector to search for
2725 * @prof_id: receives the profile ID
2727 static enum ice_status
2728 ice_find_prof_id(struct ice_hw *hw, enum ice_block blk,
2729 struct ice_fv_word *fv, u8 *prof_id)
2731 struct ice_es *es = &hw->blk[blk].es;
2734 for (i = 0; i < es->count; i++) {
2737 if (memcmp(&es->t[off], fv, es->fvw * sizeof(*fv)))
2744 return ICE_ERR_DOES_NOT_EXIST;
2748 * ice_prof_id_rsrc_type - get profile ID resource type for a block type
2749 * @blk: the block type
2750 * @rsrc_type: pointer to variable to receive the resource type
2752 static bool ice_prof_id_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2756 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_PROFID;
2759 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_PROFID;
2762 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_PROFID;
2765 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_PROFID;
2768 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_PROFID;
2777 * ice_tcam_ent_rsrc_type - get TCAM entry resource type for a block type
2778 * @blk: the block type
2779 * @rsrc_type: pointer to variable to receive the resource type
2781 static bool ice_tcam_ent_rsrc_type(enum ice_block blk, u16 *rsrc_type)
2785 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_TCAM;
2788 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_TCAM;
2791 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_TCAM;
2794 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_TCAM;
2797 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_TCAM;
2806 * ice_alloc_tcam_ent - allocate hardware TCAM entry
2807 * @hw: pointer to the HW struct
2808 * @blk: the block to allocate the TCAM for
2809 * @tcam_idx: pointer to variable to receive the TCAM entry
2811 * This function allocates a new entry in a Profile ID TCAM for a specific
2814 static enum ice_status
2815 ice_alloc_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 *tcam_idx)
2819 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2820 return ICE_ERR_PARAM;
2822 return ice_alloc_hw_res(hw, res_type, 1, true, tcam_idx);
2826 * ice_free_tcam_ent - free hardware TCAM entry
2827 * @hw: pointer to the HW struct
2828 * @blk: the block from which to free the TCAM entry
2829 * @tcam_idx: the TCAM entry to free
2831 * This function frees an entry in a Profile ID TCAM for a specific block.
2833 static enum ice_status
2834 ice_free_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 tcam_idx)
2838 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
2839 return ICE_ERR_PARAM;
2841 return ice_free_hw_res(hw, res_type, 1, &tcam_idx);
2845 * ice_alloc_prof_id - allocate profile ID
2846 * @hw: pointer to the HW struct
2847 * @blk: the block to allocate the profile ID for
2848 * @prof_id: pointer to variable to receive the profile ID
2850 * This function allocates a new profile ID, which also corresponds to a Field
2851 * Vector (Extraction Sequence) entry.
2853 static enum ice_status
2854 ice_alloc_prof_id(struct ice_hw *hw, enum ice_block blk, u8 *prof_id)
2856 enum ice_status status;
2860 if (!ice_prof_id_rsrc_type(blk, &res_type))
2861 return ICE_ERR_PARAM;
2863 status = ice_alloc_hw_res(hw, res_type, 1, false, &get_prof);
2865 *prof_id = (u8)get_prof;
2871 * ice_free_prof_id - free profile ID
2872 * @hw: pointer to the HW struct
2873 * @blk: the block from which to free the profile ID
2874 * @prof_id: the profile ID to free
2876 * This function frees a profile ID, which also corresponds to a Field Vector.
2878 static enum ice_status
2879 ice_free_prof_id(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2881 u16 tmp_prof_id = (u16)prof_id;
2884 if (!ice_prof_id_rsrc_type(blk, &res_type))
2885 return ICE_ERR_PARAM;
2887 return ice_free_hw_res(hw, res_type, 1, &tmp_prof_id);
2891 * ice_prof_inc_ref - increment reference count for profile
2892 * @hw: pointer to the HW struct
2893 * @blk: the block from which to free the profile ID
2894 * @prof_id: the profile ID for which to increment the reference count
2896 static enum ice_status
2897 ice_prof_inc_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
2899 if (prof_id > hw->blk[blk].es.count)
2900 return ICE_ERR_PARAM;
2902 hw->blk[blk].es.ref_count[prof_id]++;
2908 * ice_write_prof_mask_reg - write profile mask register
2909 * @hw: pointer to the HW struct
2910 * @blk: hardware block
2911 * @mask_idx: mask index
2912 * @idx: index of the FV which will use the mask
2913 * @mask: the 16-bit mask
2916 ice_write_prof_mask_reg(struct ice_hw *hw, enum ice_block blk, u16 mask_idx,
2924 offset = GLQF_HMASK(mask_idx);
2925 val = (idx << GLQF_HMASK_MSK_INDEX_S) &
2926 GLQF_HMASK_MSK_INDEX_M;
2927 val |= (mask << GLQF_HMASK_MASK_S) & GLQF_HMASK_MASK_M;
2930 offset = GLQF_FDMASK(mask_idx);
2931 val = (idx << GLQF_FDMASK_MSK_INDEX_S) &
2932 GLQF_FDMASK_MSK_INDEX_M;
2933 val |= (mask << GLQF_FDMASK_MASK_S) &
2937 ice_debug(hw, ICE_DBG_PKG, "No profile masks for block %d\n",
2942 wr32(hw, offset, val);
2943 ice_debug(hw, ICE_DBG_PKG, "write mask, blk %d (%d): %x = %x\n",
2944 blk, idx, offset, val);
2948 * ice_write_prof_mask_enable_res - write profile mask enable register
2949 * @hw: pointer to the HW struct
2950 * @blk: hardware block
2951 * @prof_id: profile ID
2952 * @enable_mask: enable mask
2955 ice_write_prof_mask_enable_res(struct ice_hw *hw, enum ice_block blk,
2956 u16 prof_id, u32 enable_mask)
2962 offset = GLQF_HMASK_SEL(prof_id);
2965 offset = GLQF_FDMASK_SEL(prof_id);
2968 ice_debug(hw, ICE_DBG_PKG, "No profile masks for block %d\n",
2973 wr32(hw, offset, enable_mask);
2974 ice_debug(hw, ICE_DBG_PKG, "write mask enable, blk %d (%d): %x = %x\n",
2975 blk, prof_id, offset, enable_mask);
2979 * ice_init_prof_masks - initial prof masks
2980 * @hw: pointer to the HW struct
2981 * @blk: hardware block
2983 static void ice_init_prof_masks(struct ice_hw *hw, enum ice_block blk)
2985 #define MAX_NUM_PORTS 8
2986 u16 num_ports = MAX_NUM_PORTS;
2989 ice_init_lock(&hw->blk[blk].masks.lock);
2991 hw->blk[blk].masks.count = ICE_PROFILE_MASK_COUNT / num_ports;
2992 hw->blk[blk].masks.first = hw->pf_id * hw->blk[blk].masks.count;
2994 ice_memset(hw->blk[blk].masks.masks, 0,
2995 sizeof(hw->blk[blk].masks.masks), ICE_NONDMA_MEM);
2997 for (i = hw->blk[blk].masks.first;
2998 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++)
2999 ice_write_prof_mask_reg(hw, blk, i, 0, 0);
3003 * ice_init_all_prof_masks - initial all prof masks
3004 * @hw: pointer to the HW struct
3006 void ice_init_all_prof_masks(struct ice_hw *hw)
3008 ice_init_prof_masks(hw, ICE_BLK_RSS);
3009 ice_init_prof_masks(hw, ICE_BLK_FD);
3013 * ice_alloc_prof_mask - allocate profile mask
3014 * @hw: pointer to the HW struct
3015 * @blk: hardware block
3016 * @idx: index of FV which will use the mask
3017 * @mask: the 16-bit mask
3018 * @mask_idx: variable to receive the mask index
3020 static enum ice_status
3021 ice_alloc_prof_mask(struct ice_hw *hw, enum ice_block blk, u16 idx, u16 mask,
3024 bool found_unused = false, found_copy = false;
3025 enum ice_status status = ICE_ERR_MAX_LIMIT;
3026 u16 unused_idx = 0, copy_idx = 0;
3029 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3030 return ICE_ERR_PARAM;
3032 ice_acquire_lock(&hw->blk[blk].masks.lock);
3034 for (i = hw->blk[blk].masks.first;
3035 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++)
3036 if (hw->blk[blk].masks.masks[i].in_use) {
3037 /* if mask is in use and it exactly duplicates the
3038 * desired mask and index, then in can be reused
3040 if (hw->blk[blk].masks.masks[i].mask == mask &&
3041 hw->blk[blk].masks.masks[i].idx == idx) {
3047 /* save off unused index, but keep searching in case
3048 * there is an exact match later on
3050 if (!found_unused) {
3051 found_unused = true;
3058 else if (found_unused)
3061 goto err_ice_alloc_prof_mask;
3063 /* update mask for a new entry */
3065 hw->blk[blk].masks.masks[i].in_use = true;
3066 hw->blk[blk].masks.masks[i].mask = mask;
3067 hw->blk[blk].masks.masks[i].idx = idx;
3068 hw->blk[blk].masks.masks[i].ref = 0;
3069 ice_write_prof_mask_reg(hw, blk, i, idx, mask);
3072 hw->blk[blk].masks.masks[i].ref++;
3074 status = ICE_SUCCESS;
3076 err_ice_alloc_prof_mask:
3077 ice_release_lock(&hw->blk[blk].masks.lock);
3083 * ice_free_prof_mask - free profile mask
3084 * @hw: pointer to the HW struct
3085 * @blk: hardware block
3086 * @mask_idx: index of mask
3088 static enum ice_status
3089 ice_free_prof_mask(struct ice_hw *hw, enum ice_block blk, u16 mask_idx)
3091 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3092 return ICE_ERR_PARAM;
3094 if (!(mask_idx >= hw->blk[blk].masks.first &&
3095 mask_idx < hw->blk[blk].masks.first + hw->blk[blk].masks.count))
3096 return ICE_ERR_DOES_NOT_EXIST;
3098 ice_acquire_lock(&hw->blk[blk].masks.lock);
3100 if (!hw->blk[blk].masks.masks[mask_idx].in_use)
3101 goto exit_ice_free_prof_mask;
3103 if (hw->blk[blk].masks.masks[mask_idx].ref > 1) {
3104 hw->blk[blk].masks.masks[mask_idx].ref--;
3105 goto exit_ice_free_prof_mask;
3109 hw->blk[blk].masks.masks[mask_idx].in_use = false;
3110 hw->blk[blk].masks.masks[mask_idx].mask = 0;
3111 hw->blk[blk].masks.masks[mask_idx].idx = 0;
3113 /* update mask as unused entry */
3114 ice_debug(hw, ICE_DBG_PKG, "Free mask, blk %d, mask %d", blk, mask_idx);
3115 ice_write_prof_mask_reg(hw, blk, mask_idx, 0, 0);
3117 exit_ice_free_prof_mask:
3118 ice_release_lock(&hw->blk[blk].masks.lock);
3124 * ice_free_prof_masks - free all profile masks for a profile
3125 * @hw: pointer to the HW struct
3126 * @blk: hardware block
3127 * @prof_id: profile ID
3129 static enum ice_status
3130 ice_free_prof_masks(struct ice_hw *hw, enum ice_block blk, u16 prof_id)
3135 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3136 return ICE_ERR_PARAM;
3138 mask_bm = hw->blk[blk].es.mask_ena[prof_id];
3139 for (i = 0; i < BITS_PER_BYTE * sizeof(mask_bm); i++)
3140 if (mask_bm & BIT(i))
3141 ice_free_prof_mask(hw, blk, i);
3147 * ice_shutdown_prof_masks - releases lock for masking
3148 * @hw: pointer to the HW struct
3149 * @blk: hardware block
3151 * This should be called before unloading the driver
3153 static void ice_shutdown_prof_masks(struct ice_hw *hw, enum ice_block blk)
3157 ice_acquire_lock(&hw->blk[blk].masks.lock);
3159 for (i = hw->blk[blk].masks.first;
3160 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++) {
3161 ice_write_prof_mask_reg(hw, blk, i, 0, 0);
3163 hw->blk[blk].masks.masks[i].in_use = false;
3164 hw->blk[blk].masks.masks[i].idx = 0;
3165 hw->blk[blk].masks.masks[i].mask = 0;
3168 ice_release_lock(&hw->blk[blk].masks.lock);
3169 ice_destroy_lock(&hw->blk[blk].masks.lock);
3173 * ice_shutdown_all_prof_masks - releases all locks for masking
3174 * @hw: pointer to the HW struct
3175 * @blk: hardware block
3177 * This should be called before unloading the driver
3179 void ice_shutdown_all_prof_masks(struct ice_hw *hw)
3181 ice_shutdown_prof_masks(hw, ICE_BLK_RSS);
3182 ice_shutdown_prof_masks(hw, ICE_BLK_FD);
3186 * ice_update_prof_masking - set registers according to masking
3187 * @hw: pointer to the HW struct
3188 * @blk: hardware block
3189 * @prof_id: profile ID
3193 static enum ice_status
3194 ice_update_prof_masking(struct ice_hw *hw, enum ice_block blk, u16 prof_id,
3195 struct ice_fv_word *es, u16 *masks)
3202 /* Only support FD and RSS masking, otherwise nothing to be done */
3203 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3206 for (i = 0; i < hw->blk[blk].es.fvw; i++)
3207 if (masks[i] && masks[i] != 0xFFFF) {
3208 if (!ice_alloc_prof_mask(hw, blk, i, masks[i], &idx)) {
3209 ena_mask |= BIT(idx);
3211 /* not enough bitmaps */
3218 /* free any bitmaps we have allocated */
3219 for (i = 0; i < BITS_PER_BYTE * sizeof(ena_mask); i++)
3220 if (ena_mask & BIT(i))
3221 ice_free_prof_mask(hw, blk, i);
3223 return ICE_ERR_OUT_OF_RANGE;
3226 /* enable the masks for this profile */
3227 ice_write_prof_mask_enable_res(hw, blk, prof_id, ena_mask);
3229 /* store enabled masks with profile so that they can be freed later */
3230 hw->blk[blk].es.mask_ena[prof_id] = ena_mask;
3236 * ice_write_es - write an extraction sequence to hardware
3237 * @hw: pointer to the HW struct
3238 * @blk: the block in which to write the extraction sequence
3239 * @prof_id: the profile ID to write
3240 * @fv: pointer to the extraction sequence to write - NULL to clear extraction
3243 ice_write_es(struct ice_hw *hw, enum ice_block blk, u8 prof_id,
3244 struct ice_fv_word *fv)
3248 off = prof_id * hw->blk[blk].es.fvw;
3250 ice_memset(&hw->blk[blk].es.t[off], 0, hw->blk[blk].es.fvw *
3251 sizeof(*fv), ICE_NONDMA_MEM);
3252 hw->blk[blk].es.written[prof_id] = false;
3254 ice_memcpy(&hw->blk[blk].es.t[off], fv, hw->blk[blk].es.fvw *
3255 sizeof(*fv), ICE_NONDMA_TO_NONDMA);
3260 * ice_prof_dec_ref - decrement reference count for profile
3261 * @hw: pointer to the HW struct
3262 * @blk: the block from which to free the profile ID
3263 * @prof_id: the profile ID for which to decrement the reference count
3265 static enum ice_status
3266 ice_prof_dec_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
3268 if (prof_id > hw->blk[blk].es.count)
3269 return ICE_ERR_PARAM;
3271 if (hw->blk[blk].es.ref_count[prof_id] > 0) {
3272 if (!--hw->blk[blk].es.ref_count[prof_id]) {
3273 ice_write_es(hw, blk, prof_id, NULL);
3274 ice_free_prof_masks(hw, blk, prof_id);
3275 return ice_free_prof_id(hw, blk, prof_id);
3282 /* Block / table section IDs */
3283 static const u32 ice_blk_sids[ICE_BLK_COUNT][ICE_SID_OFF_COUNT] = {
3287 ICE_SID_PROFID_TCAM_SW,
3288 ICE_SID_PROFID_REDIR_SW,
3295 ICE_SID_PROFID_TCAM_ACL,
3296 ICE_SID_PROFID_REDIR_ACL,
3303 ICE_SID_PROFID_TCAM_FD,
3304 ICE_SID_PROFID_REDIR_FD,
3311 ICE_SID_PROFID_TCAM_RSS,
3312 ICE_SID_PROFID_REDIR_RSS,
3319 ICE_SID_PROFID_TCAM_PE,
3320 ICE_SID_PROFID_REDIR_PE,
3326 * ice_init_sw_xlt1_db - init software XLT1 database from HW tables
3327 * @hw: pointer to the hardware structure
3328 * @blk: the HW block to initialize
3331 void ice_init_sw_xlt1_db(struct ice_hw *hw, enum ice_block blk)
3335 for (pt = 0; pt < hw->blk[blk].xlt1.count; pt++) {
3338 ptg = hw->blk[blk].xlt1.t[pt];
3339 if (ptg != ICE_DEFAULT_PTG) {
3340 ice_ptg_alloc_val(hw, blk, ptg);
3341 ice_ptg_add_mv_ptype(hw, blk, pt, ptg);
3347 * ice_init_sw_xlt2_db - init software XLT2 database from HW tables
3348 * @hw: pointer to the hardware structure
3349 * @blk: the HW block to initialize
3351 static void ice_init_sw_xlt2_db(struct ice_hw *hw, enum ice_block blk)
3355 for (vsi = 0; vsi < hw->blk[blk].xlt2.count; vsi++) {
3358 vsig = hw->blk[blk].xlt2.t[vsi];
3360 ice_vsig_alloc_val(hw, blk, vsig);
3361 ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
3362 /* no changes at this time, since this has been
3363 * initialized from the original package
3365 hw->blk[blk].xlt2.vsis[vsi].changed = 0;
3371 * ice_init_sw_db - init software database from HW tables
3372 * @hw: pointer to the hardware structure
3374 static void ice_init_sw_db(struct ice_hw *hw)
3378 for (i = 0; i < ICE_BLK_COUNT; i++) {
3379 ice_init_sw_xlt1_db(hw, (enum ice_block)i);
3380 ice_init_sw_xlt2_db(hw, (enum ice_block)i);
3385 * ice_fill_tbl - Reads content of a single table type into database
3386 * @hw: pointer to the hardware structure
3387 * @block_id: Block ID of the table to copy
3388 * @sid: Section ID of the table to copy
3390 * Will attempt to read the entire content of a given table of a single block
3391 * into the driver database. We assume that the buffer will always
3392 * be as large or larger than the data contained in the package. If
3393 * this condition is not met, there is most likely an error in the package
3396 static void ice_fill_tbl(struct ice_hw *hw, enum ice_block block_id, u32 sid)
3398 u32 dst_len, sect_len, offset = 0;
3399 struct ice_prof_redir_section *pr;
3400 struct ice_prof_id_section *pid;
3401 struct ice_xlt1_section *xlt1;
3402 struct ice_xlt2_section *xlt2;
3403 struct ice_sw_fv_section *es;
3404 struct ice_pkg_enum state;
3408 /* if the HW segment pointer is null then the first iteration of
3409 * ice_pkg_enum_section() will fail. In this case the HW tables will
3410 * not be filled and return success.
3413 ice_debug(hw, ICE_DBG_PKG, "hw->seg is NULL, tables are not filled\n");
3417 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
3419 sect = ice_pkg_enum_section(hw->seg, &state, sid);
3423 case ICE_SID_XLT1_SW:
3424 case ICE_SID_XLT1_FD:
3425 case ICE_SID_XLT1_RSS:
3426 case ICE_SID_XLT1_ACL:
3427 case ICE_SID_XLT1_PE:
3428 xlt1 = (struct ice_xlt1_section *)sect;
3430 sect_len = LE16_TO_CPU(xlt1->count) *
3431 sizeof(*hw->blk[block_id].xlt1.t);
3432 dst = hw->blk[block_id].xlt1.t;
3433 dst_len = hw->blk[block_id].xlt1.count *
3434 sizeof(*hw->blk[block_id].xlt1.t);
3436 case ICE_SID_XLT2_SW:
3437 case ICE_SID_XLT2_FD:
3438 case ICE_SID_XLT2_RSS:
3439 case ICE_SID_XLT2_ACL:
3440 case ICE_SID_XLT2_PE:
3441 xlt2 = (struct ice_xlt2_section *)sect;
3442 src = (_FORCE_ u8 *)xlt2->value;
3443 sect_len = LE16_TO_CPU(xlt2->count) *
3444 sizeof(*hw->blk[block_id].xlt2.t);
3445 dst = (u8 *)hw->blk[block_id].xlt2.t;
3446 dst_len = hw->blk[block_id].xlt2.count *
3447 sizeof(*hw->blk[block_id].xlt2.t);
3449 case ICE_SID_PROFID_TCAM_SW:
3450 case ICE_SID_PROFID_TCAM_FD:
3451 case ICE_SID_PROFID_TCAM_RSS:
3452 case ICE_SID_PROFID_TCAM_ACL:
3453 case ICE_SID_PROFID_TCAM_PE:
3454 pid = (struct ice_prof_id_section *)sect;
3455 src = (u8 *)pid->entry;
3456 sect_len = LE16_TO_CPU(pid->count) *
3457 sizeof(*hw->blk[block_id].prof.t);
3458 dst = (u8 *)hw->blk[block_id].prof.t;
3459 dst_len = hw->blk[block_id].prof.count *
3460 sizeof(*hw->blk[block_id].prof.t);
3462 case ICE_SID_PROFID_REDIR_SW:
3463 case ICE_SID_PROFID_REDIR_FD:
3464 case ICE_SID_PROFID_REDIR_RSS:
3465 case ICE_SID_PROFID_REDIR_ACL:
3466 case ICE_SID_PROFID_REDIR_PE:
3467 pr = (struct ice_prof_redir_section *)sect;
3468 src = pr->redir_value;
3469 sect_len = LE16_TO_CPU(pr->count) *
3470 sizeof(*hw->blk[block_id].prof_redir.t);
3471 dst = hw->blk[block_id].prof_redir.t;
3472 dst_len = hw->blk[block_id].prof_redir.count *
3473 sizeof(*hw->blk[block_id].prof_redir.t);
3475 case ICE_SID_FLD_VEC_SW:
3476 case ICE_SID_FLD_VEC_FD:
3477 case ICE_SID_FLD_VEC_RSS:
3478 case ICE_SID_FLD_VEC_ACL:
3479 case ICE_SID_FLD_VEC_PE:
3480 es = (struct ice_sw_fv_section *)sect;
3482 sect_len = (u32)(LE16_TO_CPU(es->count) *
3483 hw->blk[block_id].es.fvw) *
3484 sizeof(*hw->blk[block_id].es.t);
3485 dst = (u8 *)hw->blk[block_id].es.t;
3486 dst_len = (u32)(hw->blk[block_id].es.count *
3487 hw->blk[block_id].es.fvw) *
3488 sizeof(*hw->blk[block_id].es.t);
3494 /* if the section offset exceeds destination length, terminate
3497 if (offset > dst_len)
3500 /* if the sum of section size and offset exceed destination size
3501 * then we are out of bounds of the HW table size for that PF.
3502 * Changing section length to fill the remaining table space
3505 if ((offset + sect_len) > dst_len)
3506 sect_len = dst_len - offset;
3508 ice_memcpy(dst + offset, src, sect_len, ICE_NONDMA_TO_NONDMA);
3510 sect = ice_pkg_enum_section(NULL, &state, sid);
3515 * ice_fill_blk_tbls - Read package context for tables
3516 * @hw: pointer to the hardware structure
3518 * Reads the current package contents and populates the driver
3519 * database with the data iteratively for all advanced feature
3520 * blocks. Assume that the HW tables have been allocated.
3522 void ice_fill_blk_tbls(struct ice_hw *hw)
3526 for (i = 0; i < ICE_BLK_COUNT; i++) {
3527 enum ice_block blk_id = (enum ice_block)i;
3529 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt1.sid);
3530 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt2.sid);
3531 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof.sid);
3532 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof_redir.sid);
3533 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].es.sid);
3540 * ice_free_prof_map - free profile map
3541 * @hw: pointer to the hardware structure
3542 * @blk_idx: HW block index
3544 static void ice_free_prof_map(struct ice_hw *hw, u8 blk_idx)
3546 struct ice_es *es = &hw->blk[blk_idx].es;
3547 struct ice_prof_map *del, *tmp;
3549 ice_acquire_lock(&es->prof_map_lock);
3550 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &es->prof_map,
3551 ice_prof_map, list) {
3552 LIST_DEL(&del->list);
3555 INIT_LIST_HEAD(&es->prof_map);
3556 ice_release_lock(&es->prof_map_lock);
3560 * ice_free_flow_profs - free flow profile entries
3561 * @hw: pointer to the hardware structure
3562 * @blk_idx: HW block index
3564 static void ice_free_flow_profs(struct ice_hw *hw, u8 blk_idx)
3566 struct ice_flow_prof *p, *tmp;
3568 ice_acquire_lock(&hw->fl_profs_locks[blk_idx]);
3569 LIST_FOR_EACH_ENTRY_SAFE(p, tmp, &hw->fl_profs[blk_idx],
3570 ice_flow_prof, l_entry) {
3571 struct ice_flow_entry *e, *t;
3573 LIST_FOR_EACH_ENTRY_SAFE(e, t, &p->entries,
3574 ice_flow_entry, l_entry)
3575 ice_flow_rem_entry(hw, ICE_FLOW_ENTRY_HNDL(e));
3577 LIST_DEL(&p->l_entry);
3579 ice_free(hw, p->acts);
3582 ice_release_lock(&hw->fl_profs_locks[blk_idx]);
3584 /* if driver is in reset and tables are being cleared
3585 * re-initialize the flow profile list heads
3587 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
3591 * ice_free_vsig_tbl - free complete VSIG table entries
3592 * @hw: pointer to the hardware structure
3593 * @blk: the HW block on which to free the VSIG table entries
3595 static void ice_free_vsig_tbl(struct ice_hw *hw, enum ice_block blk)
3599 if (!hw->blk[blk].xlt2.vsig_tbl)
3602 for (i = 1; i < ICE_MAX_VSIGS; i++)
3603 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use)
3604 ice_vsig_free(hw, blk, i);
3608 * ice_free_hw_tbls - free hardware table memory
3609 * @hw: pointer to the hardware structure
3611 void ice_free_hw_tbls(struct ice_hw *hw)
3613 struct ice_rss_cfg *r, *rt;
3616 for (i = 0; i < ICE_BLK_COUNT; i++) {
3617 if (hw->blk[i].is_list_init) {
3618 struct ice_es *es = &hw->blk[i].es;
3620 ice_free_prof_map(hw, i);
3621 ice_destroy_lock(&es->prof_map_lock);
3622 ice_free_flow_profs(hw, i);
3623 ice_destroy_lock(&hw->fl_profs_locks[i]);
3625 hw->blk[i].is_list_init = false;
3627 ice_free_vsig_tbl(hw, (enum ice_block)i);
3628 ice_free(hw, hw->blk[i].xlt1.ptypes);
3629 ice_free(hw, hw->blk[i].xlt1.ptg_tbl);
3630 ice_free(hw, hw->blk[i].xlt1.t);
3631 ice_free(hw, hw->blk[i].xlt2.t);
3632 ice_free(hw, hw->blk[i].xlt2.vsig_tbl);
3633 ice_free(hw, hw->blk[i].xlt2.vsis);
3634 ice_free(hw, hw->blk[i].prof.t);
3635 ice_free(hw, hw->blk[i].prof_redir.t);
3636 ice_free(hw, hw->blk[i].es.t);
3637 ice_free(hw, hw->blk[i].es.ref_count);
3638 ice_free(hw, hw->blk[i].es.written);
3639 ice_free(hw, hw->blk[i].es.mask_ena);
3642 LIST_FOR_EACH_ENTRY_SAFE(r, rt, &hw->rss_list_head,
3643 ice_rss_cfg, l_entry) {
3644 LIST_DEL(&r->l_entry);
3647 ice_destroy_lock(&hw->rss_locks);
3648 ice_shutdown_all_prof_masks(hw);
3649 ice_memset(hw->blk, 0, sizeof(hw->blk), ICE_NONDMA_MEM);
3653 * ice_init_flow_profs - init flow profile locks and list heads
3654 * @hw: pointer to the hardware structure
3655 * @blk_idx: HW block index
3657 static void ice_init_flow_profs(struct ice_hw *hw, u8 blk_idx)
3659 ice_init_lock(&hw->fl_profs_locks[blk_idx]);
3660 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
3664 * ice_init_hw_tbls - init hardware table memory
3665 * @hw: pointer to the hardware structure
3667 enum ice_status ice_init_hw_tbls(struct ice_hw *hw)
3671 ice_init_lock(&hw->rss_locks);
3672 INIT_LIST_HEAD(&hw->rss_list_head);
3673 ice_init_all_prof_masks(hw);
3674 for (i = 0; i < ICE_BLK_COUNT; i++) {
3675 struct ice_prof_redir *prof_redir = &hw->blk[i].prof_redir;
3676 struct ice_prof_tcam *prof = &hw->blk[i].prof;
3677 struct ice_xlt1 *xlt1 = &hw->blk[i].xlt1;
3678 struct ice_xlt2 *xlt2 = &hw->blk[i].xlt2;
3679 struct ice_es *es = &hw->blk[i].es;
3682 if (hw->blk[i].is_list_init)
3685 ice_init_flow_profs(hw, i);
3686 ice_init_lock(&es->prof_map_lock);
3687 INIT_LIST_HEAD(&es->prof_map);
3688 hw->blk[i].is_list_init = true;
3690 hw->blk[i].overwrite = blk_sizes[i].overwrite;
3691 es->reverse = blk_sizes[i].reverse;
3693 xlt1->sid = ice_blk_sids[i][ICE_SID_XLT1_OFF];
3694 xlt1->count = blk_sizes[i].xlt1;
3696 xlt1->ptypes = (struct ice_ptg_ptype *)
3697 ice_calloc(hw, xlt1->count, sizeof(*xlt1->ptypes));
3702 xlt1->ptg_tbl = (struct ice_ptg_entry *)
3703 ice_calloc(hw, ICE_MAX_PTGS, sizeof(*xlt1->ptg_tbl));
3708 xlt1->t = (u8 *)ice_calloc(hw, xlt1->count, sizeof(*xlt1->t));
3712 xlt2->sid = ice_blk_sids[i][ICE_SID_XLT2_OFF];
3713 xlt2->count = blk_sizes[i].xlt2;
3715 xlt2->vsis = (struct ice_vsig_vsi *)
3716 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsis));
3721 xlt2->vsig_tbl = (struct ice_vsig_entry *)
3722 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsig_tbl));
3723 if (!xlt2->vsig_tbl)
3726 for (j = 0; j < xlt2->count; j++)
3727 INIT_LIST_HEAD(&xlt2->vsig_tbl[j].prop_lst);
3729 xlt2->t = (u16 *)ice_calloc(hw, xlt2->count, sizeof(*xlt2->t));
3733 prof->sid = ice_blk_sids[i][ICE_SID_PR_OFF];
3734 prof->count = blk_sizes[i].prof_tcam;
3735 prof->max_prof_id = blk_sizes[i].prof_id;
3736 prof->cdid_bits = blk_sizes[i].prof_cdid_bits;
3737 prof->t = (struct ice_prof_tcam_entry *)
3738 ice_calloc(hw, prof->count, sizeof(*prof->t));
3743 prof_redir->sid = ice_blk_sids[i][ICE_SID_PR_REDIR_OFF];
3744 prof_redir->count = blk_sizes[i].prof_redir;
3745 prof_redir->t = (u8 *)ice_calloc(hw, prof_redir->count,
3746 sizeof(*prof_redir->t));
3751 es->sid = ice_blk_sids[i][ICE_SID_ES_OFF];
3752 es->count = blk_sizes[i].es;
3753 es->fvw = blk_sizes[i].fvw;
3754 es->t = (struct ice_fv_word *)
3755 ice_calloc(hw, (u32)(es->count * es->fvw),
3760 es->ref_count = (u16 *)
3761 ice_calloc(hw, es->count, sizeof(*es->ref_count));
3763 es->written = (u8 *)
3764 ice_calloc(hw, es->count, sizeof(*es->written));
3765 es->mask_ena = (u32 *)
3766 ice_calloc(hw, es->count, sizeof(*es->mask_ena));
3773 ice_free_hw_tbls(hw);
3774 return ICE_ERR_NO_MEMORY;
3778 * ice_prof_gen_key - generate profile ID key
3779 * @hw: pointer to the HW struct
3780 * @blk: the block in which to write profile ID to
3781 * @ptg: packet type group (PTG) portion of key
3782 * @vsig: VSIG portion of key
3783 * @cdid: cdid portion of key
3784 * @flags: flag portion of key
3785 * @vl_msk: valid mask
3786 * @dc_msk: don't care mask
3787 * @nm_msk: never match mask
3788 * @key: output of profile ID key
3790 static enum ice_status
3791 ice_prof_gen_key(struct ice_hw *hw, enum ice_block blk, u8 ptg, u16 vsig,
3792 u8 cdid, u16 flags, u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3793 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ], u8 nm_msk[ICE_TCAM_KEY_VAL_SZ],
3794 u8 key[ICE_TCAM_KEY_SZ])
3796 struct ice_prof_id_key inkey;
3799 inkey.xlt2_cdid = CPU_TO_LE16(vsig);
3800 inkey.flags = CPU_TO_LE16(flags);
3802 switch (hw->blk[blk].prof.cdid_bits) {
3806 #define ICE_CD_2_M 0xC000U
3807 #define ICE_CD_2_S 14
3808 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_2_M);
3809 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_2_S);
3812 #define ICE_CD_4_M 0xF000U
3813 #define ICE_CD_4_S 12
3814 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_4_M);
3815 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_4_S);
3818 #define ICE_CD_8_M 0xFF00U
3819 #define ICE_CD_8_S 16
3820 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_8_M);
3821 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_8_S);
3824 ice_debug(hw, ICE_DBG_PKG, "Error in profile config\n");
3828 return ice_set_key(key, ICE_TCAM_KEY_SZ, (u8 *)&inkey, vl_msk, dc_msk,
3829 nm_msk, 0, ICE_TCAM_KEY_SZ / 2);
3833 * ice_tcam_write_entry - write TCAM entry
3834 * @hw: pointer to the HW struct
3835 * @blk: the block in which to write profile ID to
3836 * @idx: the entry index to write to
3837 * @prof_id: profile ID
3838 * @ptg: packet type group (PTG) portion of key
3839 * @vsig: VSIG portion of key
3840 * @cdid: cdid portion of key
3841 * @flags: flag portion of key
3842 * @vl_msk: valid mask
3843 * @dc_msk: don't care mask
3844 * @nm_msk: never match mask
3846 static enum ice_status
3847 ice_tcam_write_entry(struct ice_hw *hw, enum ice_block blk, u16 idx,
3848 u8 prof_id, u8 ptg, u16 vsig, u8 cdid, u16 flags,
3849 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
3850 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ],
3851 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ])
3853 struct ice_prof_tcam_entry;
3854 enum ice_status status;
3856 status = ice_prof_gen_key(hw, blk, ptg, vsig, cdid, flags, vl_msk,
3857 dc_msk, nm_msk, hw->blk[blk].prof.t[idx].key);
3859 hw->blk[blk].prof.t[idx].addr = CPU_TO_LE16(idx);
3860 hw->blk[blk].prof.t[idx].prof_id = prof_id;
3867 * ice_vsig_get_ref - returns number of VSIs belong to a VSIG
3868 * @hw: pointer to the hardware structure
3870 * @vsig: VSIG to query
3871 * @refs: pointer to variable to receive the reference count
3873 static enum ice_status
3874 ice_vsig_get_ref(struct ice_hw *hw, enum ice_block blk, u16 vsig, u16 *refs)
3876 u16 idx = vsig & ICE_VSIG_IDX_M;
3877 struct ice_vsig_vsi *ptr;
3880 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
3881 return ICE_ERR_DOES_NOT_EXIST;
3883 ptr = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
3886 ptr = ptr->next_vsi;
3893 * ice_has_prof_vsig - check to see if VSIG has a specific profile
3894 * @hw: pointer to the hardware structure
3896 * @vsig: VSIG to check against
3897 * @hdl: profile handle
3900 ice_has_prof_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl)
3902 u16 idx = vsig & ICE_VSIG_IDX_M;
3903 struct ice_vsig_prof *ent;
3905 LIST_FOR_EACH_ENTRY(ent, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
3906 ice_vsig_prof, list) {
3907 if (ent->profile_cookie == hdl)
3911 ice_debug(hw, ICE_DBG_INIT,
3912 "Characteristic list for VSI group %d not found.\n",
3918 * ice_prof_bld_es - build profile ID extraction sequence changes
3919 * @hw: pointer to the HW struct
3920 * @blk: hardware block
3921 * @bld: the update package buffer build to add to
3922 * @chgs: the list of changes to make in hardware
3924 static enum ice_status
3925 ice_prof_bld_es(struct ice_hw *hw, enum ice_block blk,
3926 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3928 u16 vec_size = hw->blk[blk].es.fvw * sizeof(struct ice_fv_word);
3929 struct ice_chs_chg *tmp;
3931 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3932 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_prof) {
3933 u16 off = tmp->prof_id * hw->blk[blk].es.fvw;
3934 struct ice_pkg_es *p;
3937 id = ice_sect_id(blk, ICE_VEC_TBL);
3938 p = (struct ice_pkg_es *)
3939 ice_pkg_buf_alloc_section(bld, id, sizeof(*p) +
3944 return ICE_ERR_MAX_LIMIT;
3946 p->count = CPU_TO_LE16(1);
3947 p->offset = CPU_TO_LE16(tmp->prof_id);
3949 ice_memcpy(p->es, &hw->blk[blk].es.t[off], vec_size,
3950 ICE_NONDMA_TO_NONDMA);
3958 * ice_prof_bld_tcam - build profile ID TCAM changes
3959 * @hw: pointer to the HW struct
3960 * @blk: hardware block
3961 * @bld: the update package buffer build to add to
3962 * @chgs: the list of changes to make in hardware
3964 static enum ice_status
3965 ice_prof_bld_tcam(struct ice_hw *hw, enum ice_block blk,
3966 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
3968 struct ice_chs_chg *tmp;
3970 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
3971 if (tmp->type == ICE_TCAM_ADD && tmp->add_tcam_idx) {
3972 struct ice_prof_id_section *p;
3975 id = ice_sect_id(blk, ICE_PROF_TCAM);
3976 p = (struct ice_prof_id_section *)
3977 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
3980 return ICE_ERR_MAX_LIMIT;
3982 p->count = CPU_TO_LE16(1);
3983 p->entry[0].addr = CPU_TO_LE16(tmp->tcam_idx);
3984 p->entry[0].prof_id = tmp->prof_id;
3986 ice_memcpy(p->entry[0].key,
3987 &hw->blk[blk].prof.t[tmp->tcam_idx].key,
3988 sizeof(hw->blk[blk].prof.t->key),
3989 ICE_NONDMA_TO_NONDMA);
3997 * ice_prof_bld_xlt1 - build XLT1 changes
3998 * @blk: hardware block
3999 * @bld: the update package buffer build to add to
4000 * @chgs: the list of changes to make in hardware
4002 static enum ice_status
4003 ice_prof_bld_xlt1(enum ice_block blk, struct ice_buf_build *bld,
4004 struct LIST_HEAD_TYPE *chgs)
4006 struct ice_chs_chg *tmp;
4008 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
4009 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_ptg) {
4010 struct ice_xlt1_section *p;
4013 id = ice_sect_id(blk, ICE_XLT1);
4014 p = (struct ice_xlt1_section *)
4015 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
4018 return ICE_ERR_MAX_LIMIT;
4020 p->count = CPU_TO_LE16(1);
4021 p->offset = CPU_TO_LE16(tmp->ptype);
4022 p->value[0] = tmp->ptg;
4030 * ice_prof_bld_xlt2 - build XLT2 changes
4031 * @blk: hardware block
4032 * @bld: the update package buffer build to add to
4033 * @chgs: the list of changes to make in hardware
4035 static enum ice_status
4036 ice_prof_bld_xlt2(enum ice_block blk, struct ice_buf_build *bld,
4037 struct LIST_HEAD_TYPE *chgs)
4039 struct ice_chs_chg *tmp;
4041 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
4044 if (tmp->type == ICE_VSIG_ADD)
4046 else if (tmp->type == ICE_VSI_MOVE)
4048 else if (tmp->type == ICE_VSIG_REM)
4052 struct ice_xlt2_section *p;
4055 id = ice_sect_id(blk, ICE_XLT2);
4056 p = (struct ice_xlt2_section *)
4057 ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
4060 return ICE_ERR_MAX_LIMIT;
4062 p->count = CPU_TO_LE16(1);
4063 p->offset = CPU_TO_LE16(tmp->vsi);
4064 p->value[0] = CPU_TO_LE16(tmp->vsig);
4072 * ice_upd_prof_hw - update hardware using the change list
4073 * @hw: pointer to the HW struct
4074 * @blk: hardware block
4075 * @chgs: the list of changes to make in hardware
4077 static enum ice_status
4078 ice_upd_prof_hw(struct ice_hw *hw, enum ice_block blk,
4079 struct LIST_HEAD_TYPE *chgs)
4081 struct ice_buf_build *b;
4082 struct ice_chs_chg *tmp;
4083 enum ice_status status;
4091 /* count number of sections we need */
4092 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
4093 switch (tmp->type) {
4094 case ICE_PTG_ES_ADD:
4112 sects = xlt1 + xlt2 + tcam + es;
4117 /* Build update package buffer */
4118 b = ice_pkg_buf_alloc(hw);
4120 return ICE_ERR_NO_MEMORY;
4122 status = ice_pkg_buf_reserve_section(b, sects);
4126 /* Preserve order of table update: ES, TCAM, PTG, VSIG */
4128 status = ice_prof_bld_es(hw, blk, b, chgs);
4134 status = ice_prof_bld_tcam(hw, blk, b, chgs);
4140 status = ice_prof_bld_xlt1(blk, b, chgs);
4146 status = ice_prof_bld_xlt2(blk, b, chgs);
4151 /* After package buffer build check if the section count in buffer is
4152 * non-zero and matches the number of sections detected for package
4155 pkg_sects = ice_pkg_buf_get_active_sections(b);
4156 if (!pkg_sects || pkg_sects != sects) {
4157 status = ICE_ERR_INVAL_SIZE;
4161 /* update package */
4162 status = ice_update_pkg(hw, ice_pkg_buf(b), 1);
4163 if (status == ICE_ERR_AQ_ERROR)
4164 ice_debug(hw, ICE_DBG_INIT, "Unable to update HW profile.");
4167 ice_pkg_buf_free(hw, b);
4172 * ice_update_fd_mask - set Flow Director Field Vector mask for a profile
4173 * @hw: pointer to the HW struct
4174 * @prof_id: profile ID
4175 * @mask_sel: mask select
4177 * This function enable any of the masks selected by the mask select parameter
4178 * for the profile specified.
4180 static void ice_update_fd_mask(struct ice_hw *hw, u16 prof_id, u32 mask_sel)
4182 wr32(hw, GLQF_FDMASK_SEL(prof_id), mask_sel);
4184 ice_debug(hw, ICE_DBG_INIT, "fd mask(%d): %x = %x\n", prof_id,
4185 GLQF_FDMASK_SEL(prof_id), mask_sel);
4188 #define ICE_SRC_DST_MAX_COUNT 8
4190 struct ice_fd_src_dst_pair {
4196 static const struct ice_fd_src_dst_pair ice_fd_pairs[] = {
4197 /* These are defined in pairs */
4198 { ICE_PROT_IPV4_OF_OR_S, 2, 12 },
4199 { ICE_PROT_IPV4_OF_OR_S, 2, 16 },
4201 { ICE_PROT_IPV4_IL, 2, 12 },
4202 { ICE_PROT_IPV4_IL, 2, 16 },
4204 { ICE_PROT_IPV6_OF_OR_S, 8, 8 },
4205 { ICE_PROT_IPV6_OF_OR_S, 8, 24 },
4207 { ICE_PROT_IPV6_IL, 8, 8 },
4208 { ICE_PROT_IPV6_IL, 8, 24 },
4210 { ICE_PROT_TCP_IL, 1, 0 },
4211 { ICE_PROT_TCP_IL, 1, 2 },
4213 { ICE_PROT_UDP_OF, 1, 0 },
4214 { ICE_PROT_UDP_OF, 1, 2 },
4216 { ICE_PROT_UDP_IL_OR_S, 1, 0 },
4217 { ICE_PROT_UDP_IL_OR_S, 1, 2 },
4219 { ICE_PROT_SCTP_IL, 1, 0 },
4220 { ICE_PROT_SCTP_IL, 1, 2 }
4223 #define ICE_FD_SRC_DST_PAIR_COUNT ARRAY_SIZE(ice_fd_pairs)
4226 * ice_update_fd_swap - set register appropriately for a FD FV extraction
4227 * @hw: pointer to the HW struct
4228 * @prof_id: profile ID
4229 * @es: extraction sequence (length of array is determined by the block)
4231 static enum ice_status
4232 ice_update_fd_swap(struct ice_hw *hw, u16 prof_id, struct ice_fv_word *es)
4234 ice_declare_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
4235 u8 pair_start[ICE_FD_SRC_DST_PAIR_COUNT] = { 0 };
4236 #define ICE_FD_FV_NOT_FOUND (-2)
4237 s8 first_free = ICE_FD_FV_NOT_FOUND;
4238 u8 used[ICE_MAX_FV_WORDS] = { 0 };
4243 ice_zero_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
4245 ice_init_fd_mask_regs(hw);
4247 /* This code assumes that the Flow Director field vectors are assigned
4248 * from the end of the FV indexes working towards the zero index, that
4249 * only complete fields will be included and will be consecutive, and
4250 * that there are no gaps between valid indexes.
4253 /* Determine swap fields present */
4254 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
4255 /* Find the first free entry, assuming right to left population.
4256 * This is where we can start adding additional pairs if needed.
4258 if (first_free == ICE_FD_FV_NOT_FOUND && es[i].prot_id !=
4262 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++) {
4263 if (es[i].prot_id == ice_fd_pairs[j].prot_id &&
4264 es[i].off == ice_fd_pairs[j].off) {
4265 ice_set_bit(j, pair_list);
4271 orig_free = first_free;
4273 /* determine missing swap fields that need to be added */
4274 for (i = 0; i < ICE_FD_SRC_DST_PAIR_COUNT; i += 2) {
4275 u8 bit1 = ice_is_bit_set(pair_list, i + 1);
4276 u8 bit0 = ice_is_bit_set(pair_list, i);
4281 /* add the appropriate 'paired' entry */
4287 /* check for room */
4288 if (first_free + 1 < (s8)ice_fd_pairs[index].count)
4289 return ICE_ERR_MAX_LIMIT;
4291 /* place in extraction sequence */
4292 for (k = 0; k < ice_fd_pairs[index].count; k++) {
4293 es[first_free - k].prot_id =
4294 ice_fd_pairs[index].prot_id;
4295 es[first_free - k].off =
4296 ice_fd_pairs[index].off + (k * 2);
4299 return ICE_ERR_OUT_OF_RANGE;
4301 /* keep track of non-relevant fields */
4302 mask_sel |= 1 << (first_free - k);
4305 pair_start[index] = first_free;
4306 first_free -= ice_fd_pairs[index].count;
4310 /* fill in the swap array */
4311 si = hw->blk[ICE_BLK_FD].es.fvw - 1;
4313 u8 indexes_used = 1;
4315 /* assume flat at this index */
4316 #define ICE_SWAP_VALID 0x80
4317 used[si] = si | ICE_SWAP_VALID;
4319 if (orig_free == ICE_FD_FV_NOT_FOUND || si <= orig_free) {
4324 /* check for a swap location */
4325 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++) {
4326 if (es[si].prot_id == ice_fd_pairs[j].prot_id &&
4327 es[si].off == ice_fd_pairs[j].off) {
4330 /* determine the appropriate matching field */
4331 idx = j + ((j % 2) ? -1 : 1);
4333 indexes_used = ice_fd_pairs[idx].count;
4334 for (k = 0; k < indexes_used; k++) {
4335 used[si - k] = (pair_start[idx] - k) |
4346 /* for each set of 4 swap indexes, write the appropriate register */
4347 for (j = 0; j < hw->blk[ICE_BLK_FD].es.fvw / 4; j++) {
4350 for (k = 0; k < 4; k++) {
4355 raw_entry |= used[idx] << (k * BITS_PER_BYTE);
4358 /* write the appropriate register set, based on HW block */
4359 wr32(hw, GLQF_FDSWAP(prof_id, j), raw_entry);
4361 ice_debug(hw, ICE_DBG_INIT, "swap wr(%d, %d): %x = %x\n",
4362 prof_id, j, GLQF_FDSWAP(prof_id, j), raw_entry);
4365 /* update the masks for this profile to be sure we ignore fields that
4366 * are not relevant to our match criteria
4368 ice_update_fd_mask(hw, prof_id, mask_sel);
4374 * ice_add_prof_with_mask - add profile
4375 * @hw: pointer to the HW struct
4376 * @blk: hardware block
4377 * @id: profile tracking ID
4378 * @ptypes: array of bitmaps indicating ptypes (ICE_FLOW_PTYPE_MAX bits)
4379 * @es: extraction sequence (length of array is determined by the block)
4380 * @masks: extraction sequence (length of array is determined by the block)
4382 * This function registers a profile, which matches a set of PTYPES with a
4383 * particular extraction sequence. While the hardware profile is allocated
4384 * it will not be written until the first call to ice_add_flow that specifies
4385 * the ID value used here.
4388 ice_add_prof_with_mask(struct ice_hw *hw, enum ice_block blk, u64 id,
4389 u8 ptypes[], struct ice_fv_word *es, u16 *masks)
4391 u32 bytes = DIVIDE_AND_ROUND_UP(ICE_FLOW_PTYPE_MAX, BITS_PER_BYTE);
4392 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
4393 struct ice_prof_map *prof;
4394 enum ice_status status;
4398 ice_zero_bitmap(ptgs_used, ICE_XLT1_CNT);
4400 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4402 /* search for existing profile */
4403 status = ice_find_prof_id_with_mask(hw, blk, es, masks, &prof_id);
4405 /* allocate profile ID */
4406 status = ice_alloc_prof_id(hw, blk, &prof_id);
4408 goto err_ice_add_prof;
4409 if (blk == ICE_BLK_FD) {
4410 /* For Flow Director block, the extraction sequence may
4411 * need to be altered in the case where there are paired
4412 * fields that have no match. This is necessary because
4413 * for Flow Director, src and dest fields need to paired
4414 * for filter programming and these values are swapped
4417 status = ice_update_fd_swap(hw, prof_id, es);
4419 goto err_ice_add_prof;
4421 status = ice_update_prof_masking(hw, blk, prof_id, es, masks);
4423 goto err_ice_add_prof;
4425 /* and write new es */
4426 ice_write_es(hw, blk, prof_id, es);
4429 ice_prof_inc_ref(hw, blk, prof_id);
4431 /* add profile info */
4433 prof = (struct ice_prof_map *)ice_malloc(hw, sizeof(*prof));
4435 goto err_ice_add_prof;
4437 prof->profile_cookie = id;
4438 prof->prof_id = prof_id;
4442 /* build list of ptgs */
4443 while (bytes && prof->ptg_cnt < ICE_MAX_PTG_PER_PROFILE) {
4446 if (!ptypes[byte]) {
4451 /* Examine 8 bits per byte */
4452 for (bit = 0; bit < 8; bit++) {
4453 if (ptypes[byte] & BIT(bit)) {
4458 ptype = byte * BITS_PER_BYTE + bit;
4460 /* The package should place all ptypes in a
4461 * non-zero PTG, so the following call should
4464 if (ice_ptg_find_ptype(hw, blk, ptype, &ptg))
4467 /* If PTG is already added, skip and continue */
4468 if (ice_is_bit_set(ptgs_used, ptg))
4471 ice_set_bit(ptg, ptgs_used);
4472 prof->ptg[prof->ptg_cnt] = ptg;
4474 if (++prof->ptg_cnt >= ICE_MAX_PTG_PER_PROFILE)
4477 /* nothing left in byte, then exit */
4478 m = ~((1 << (bit + 1)) - 1);
4479 if (!(ptypes[byte] & m))
4488 LIST_ADD(&prof->list, &hw->blk[blk].es.prof_map);
4489 status = ICE_SUCCESS;
4492 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4497 * ice_add_prof - add profile
4498 * @hw: pointer to the HW struct
4499 * @blk: hardware block
4500 * @id: profile tracking ID
4501 * @ptypes: array of bitmaps indicating ptypes (ICE_FLOW_PTYPE_MAX bits)
4502 * @es: extraction sequence (length of array is determined by the block)
4504 * This function registers a profile, which matches a set of PTGs with a
4505 * particular extraction sequence. While the hardware profile is allocated
4506 * it will not be written until the first call to ice_add_flow that specifies
4507 * the ID value used here.
4510 ice_add_prof(struct ice_hw *hw, enum ice_block blk, u64 id, u8 ptypes[],
4511 struct ice_fv_word *es)
4513 u32 bytes = DIVIDE_AND_ROUND_UP(ICE_FLOW_PTYPE_MAX, BITS_PER_BYTE);
4514 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
4515 struct ice_prof_map *prof;
4516 enum ice_status status;
4520 ice_zero_bitmap(ptgs_used, ICE_XLT1_CNT);
4522 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4524 /* search for existing profile */
4525 status = ice_find_prof_id(hw, blk, es, &prof_id);
4527 /* allocate profile ID */
4528 status = ice_alloc_prof_id(hw, blk, &prof_id);
4530 goto err_ice_add_prof;
4531 if (blk == ICE_BLK_FD) {
4532 /* For Flow Director block, the extraction sequence may
4533 * need to be altered in the case where there are paired
4534 * fields that have no match. This is necessary because
4535 * for Flow Director, src and dest fields need to paired
4536 * for filter programming and these values are swapped
4539 status = ice_update_fd_swap(hw, prof_id, es);
4541 goto err_ice_add_prof;
4544 /* and write new es */
4545 ice_write_es(hw, blk, prof_id, es);
4548 ice_prof_inc_ref(hw, blk, prof_id);
4550 /* add profile info */
4552 prof = (struct ice_prof_map *)ice_malloc(hw, sizeof(*prof));
4554 goto err_ice_add_prof;
4556 prof->profile_cookie = id;
4557 prof->prof_id = prof_id;
4561 /* build list of ptgs */
4562 while (bytes && prof->ptg_cnt < ICE_MAX_PTG_PER_PROFILE) {
4565 if (!ptypes[byte]) {
4570 /* Examine 8 bits per byte */
4571 for (bit = 0; bit < 8; bit++) {
4572 if (ptypes[byte] & BIT(bit)) {
4577 ptype = byte * BITS_PER_BYTE + bit;
4579 /* The package should place all ptypes in a
4580 * non-zero PTG, so the following call should
4583 if (ice_ptg_find_ptype(hw, blk, ptype, &ptg))
4586 /* If PTG is already added, skip and continue */
4587 if (ice_is_bit_set(ptgs_used, ptg))
4590 ice_set_bit(ptg, ptgs_used);
4591 prof->ptg[prof->ptg_cnt] = ptg;
4593 if (++prof->ptg_cnt >= ICE_MAX_PTG_PER_PROFILE)
4596 /* nothing left in byte, then exit */
4597 m = ~((1 << (bit + 1)) - 1);
4598 if (!(ptypes[byte] & m))
4607 LIST_ADD(&prof->list, &hw->blk[blk].es.prof_map);
4608 status = ICE_SUCCESS;
4611 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4616 * ice_search_prof_id_low - Search for a profile tracking ID low level
4617 * @hw: pointer to the HW struct
4618 * @blk: hardware block
4619 * @id: profile tracking ID
4621 * This will search for a profile tracking ID which was previously added. This
4622 * version assumes that the caller has already acquired the prof map lock.
4624 static struct ice_prof_map *
4625 ice_search_prof_id_low(struct ice_hw *hw, enum ice_block blk, u64 id)
4627 struct ice_prof_map *entry = NULL;
4628 struct ice_prof_map *map;
4630 LIST_FOR_EACH_ENTRY(map, &hw->blk[blk].es.prof_map, ice_prof_map,
4632 if (map->profile_cookie == id) {
4642 * ice_search_prof_id - Search for a profile tracking ID
4643 * @hw: pointer to the HW struct
4644 * @blk: hardware block
4645 * @id: profile tracking ID
4647 * This will search for a profile tracking ID which was previously added.
4649 struct ice_prof_map *
4650 ice_search_prof_id(struct ice_hw *hw, enum ice_block blk, u64 id)
4652 struct ice_prof_map *entry;
4654 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4655 entry = ice_search_prof_id_low(hw, blk, id);
4656 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4662 * ice_vsig_prof_id_count - count profiles in a VSIG
4663 * @hw: pointer to the HW struct
4664 * @blk: hardware block
4665 * @vsig: VSIG to remove the profile from
4668 ice_vsig_prof_id_count(struct ice_hw *hw, enum ice_block blk, u16 vsig)
4670 u16 idx = vsig & ICE_VSIG_IDX_M, count = 0;
4671 struct ice_vsig_prof *p;
4673 LIST_FOR_EACH_ENTRY(p, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4674 ice_vsig_prof, list) {
4682 * ice_rel_tcam_idx - release a TCAM index
4683 * @hw: pointer to the HW struct
4684 * @blk: hardware block
4685 * @idx: the index to release
4687 static enum ice_status
4688 ice_rel_tcam_idx(struct ice_hw *hw, enum ice_block blk, u16 idx)
4690 /* Masks to invoke a never match entry */
4691 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
4692 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFE, 0xFF, 0xFF, 0xFF, 0xFF };
4693 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4694 enum ice_status status;
4696 /* write the TCAM entry */
4697 status = ice_tcam_write_entry(hw, blk, idx, 0, 0, 0, 0, 0, vl_msk,
4702 /* release the TCAM entry */
4703 status = ice_free_tcam_ent(hw, blk, idx);
4709 * ice_rem_prof_id - remove one profile from a VSIG
4710 * @hw: pointer to the HW struct
4711 * @blk: hardware block
4712 * @prof: pointer to profile structure to remove
4714 static enum ice_status
4715 ice_rem_prof_id(struct ice_hw *hw, enum ice_block blk,
4716 struct ice_vsig_prof *prof)
4718 enum ice_status status;
4721 for (i = 0; i < prof->tcam_count; i++) {
4722 if (prof->tcam[i].in_use) {
4723 prof->tcam[i].in_use = false;
4724 status = ice_rel_tcam_idx(hw, blk,
4725 prof->tcam[i].tcam_idx);
4727 return ICE_ERR_HW_TABLE;
4735 * ice_rem_vsig - remove VSIG
4736 * @hw: pointer to the HW struct
4737 * @blk: hardware block
4738 * @vsig: the VSIG to remove
4739 * @chg: the change list
4741 static enum ice_status
4742 ice_rem_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4743 struct LIST_HEAD_TYPE *chg)
4745 u16 idx = vsig & ICE_VSIG_IDX_M;
4746 struct ice_vsig_vsi *vsi_cur;
4747 struct ice_vsig_prof *d, *t;
4748 enum ice_status status;
4750 /* remove TCAM entries */
4751 LIST_FOR_EACH_ENTRY_SAFE(d, t,
4752 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4753 ice_vsig_prof, list) {
4754 status = ice_rem_prof_id(hw, blk, d);
4762 /* Move all VSIS associated with this VSIG to the default VSIG */
4763 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
4764 /* If the VSIG has at least 1 VSI then iterate through the list
4765 * and remove the VSIs before deleting the group.
4769 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
4770 struct ice_chs_chg *p;
4772 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4774 return ICE_ERR_NO_MEMORY;
4776 p->type = ICE_VSIG_REM;
4777 p->orig_vsig = vsig;
4778 p->vsig = ICE_DEFAULT_VSIG;
4779 p->vsi = vsi_cur - hw->blk[blk].xlt2.vsis;
4781 LIST_ADD(&p->list_entry, chg);
4787 status = ice_vsig_free(hw, blk, vsig);
4793 * ice_rem_prof_id_vsig - remove a specific profile from a VSIG
4794 * @hw: pointer to the HW struct
4795 * @blk: hardware block
4796 * @vsig: VSIG to remove the profile from
4797 * @hdl: profile handle indicating which profile to remove
4798 * @chg: list to receive a record of changes
4800 static enum ice_status
4801 ice_rem_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
4802 struct LIST_HEAD_TYPE *chg)
4804 u16 idx = vsig & ICE_VSIG_IDX_M;
4805 struct ice_vsig_prof *p, *t;
4806 enum ice_status status;
4808 LIST_FOR_EACH_ENTRY_SAFE(p, t,
4809 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4810 ice_vsig_prof, list) {
4811 if (p->profile_cookie == hdl) {
4812 if (ice_vsig_prof_id_count(hw, blk, vsig) == 1)
4813 /* this is the last profile, remove the VSIG */
4814 return ice_rem_vsig(hw, blk, vsig, chg);
4816 status = ice_rem_prof_id(hw, blk, p);
4825 return ICE_ERR_DOES_NOT_EXIST;
4829 * ice_rem_flow_all - remove all flows with a particular profile
4830 * @hw: pointer to the HW struct
4831 * @blk: hardware block
4832 * @id: profile tracking ID
4834 static enum ice_status
4835 ice_rem_flow_all(struct ice_hw *hw, enum ice_block blk, u64 id)
4837 struct ice_chs_chg *del, *tmp;
4838 struct LIST_HEAD_TYPE chg;
4839 enum ice_status status;
4842 INIT_LIST_HEAD(&chg);
4844 for (i = 1; i < ICE_MAX_VSIGS; i++) {
4845 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use) {
4846 if (ice_has_prof_vsig(hw, blk, i, id)) {
4847 status = ice_rem_prof_id_vsig(hw, blk, i, id,
4850 goto err_ice_rem_flow_all;
4855 status = ice_upd_prof_hw(hw, blk, &chg);
4857 err_ice_rem_flow_all:
4858 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
4859 LIST_DEL(&del->list_entry);
4867 * ice_rem_prof - remove profile
4868 * @hw: pointer to the HW struct
4869 * @blk: hardware block
4870 * @id: profile tracking ID
4872 * This will remove the profile specified by the ID parameter, which was
4873 * previously created through ice_add_prof. If any existing entries
4874 * are associated with this profile, they will be removed as well.
4876 enum ice_status ice_rem_prof(struct ice_hw *hw, enum ice_block blk, u64 id)
4878 struct ice_prof_map *pmap;
4879 enum ice_status status;
4881 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
4883 pmap = ice_search_prof_id_low(hw, blk, id);
4885 status = ICE_ERR_DOES_NOT_EXIST;
4886 goto err_ice_rem_prof;
4889 /* remove all flows with this profile */
4890 status = ice_rem_flow_all(hw, blk, pmap->profile_cookie);
4892 goto err_ice_rem_prof;
4894 /* dereference profile, and possibly remove */
4895 ice_prof_dec_ref(hw, blk, pmap->prof_id);
4897 LIST_DEL(&pmap->list);
4900 status = ICE_SUCCESS;
4903 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
4908 * ice_get_prof - get profile
4909 * @hw: pointer to the HW struct
4910 * @blk: hardware block
4911 * @hdl: profile handle
4914 static enum ice_status
4915 ice_get_prof(struct ice_hw *hw, enum ice_block blk, u64 hdl,
4916 struct LIST_HEAD_TYPE *chg)
4918 struct ice_prof_map *map;
4919 struct ice_chs_chg *p;
4922 /* Get the details on the profile specified by the handle ID */
4923 map = ice_search_prof_id(hw, blk, hdl);
4925 return ICE_ERR_DOES_NOT_EXIST;
4927 for (i = 0; i < map->ptg_cnt; i++) {
4928 if (!hw->blk[blk].es.written[map->prof_id]) {
4929 /* add ES to change list */
4930 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
4932 goto err_ice_get_prof;
4934 p->type = ICE_PTG_ES_ADD;
4936 p->ptg = map->ptg[i];
4940 p->prof_id = map->prof_id;
4942 hw->blk[blk].es.written[map->prof_id] = true;
4944 LIST_ADD(&p->list_entry, chg);
4951 /* let caller clean up the change list */
4952 return ICE_ERR_NO_MEMORY;
4956 * ice_get_profs_vsig - get a copy of the list of profiles from a VSIG
4957 * @hw: pointer to the HW struct
4958 * @blk: hardware block
4959 * @vsig: VSIG from which to copy the list
4962 * This routine makes a copy of the list of profiles in the specified VSIG.
4964 static enum ice_status
4965 ice_get_profs_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
4966 struct LIST_HEAD_TYPE *lst)
4968 struct ice_vsig_prof *ent1, *ent2;
4969 u16 idx = vsig & ICE_VSIG_IDX_M;
4971 LIST_FOR_EACH_ENTRY(ent1, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4972 ice_vsig_prof, list) {
4973 struct ice_vsig_prof *p;
4975 /* copy to the input list */
4976 p = (struct ice_vsig_prof *)ice_memdup(hw, ent1, sizeof(*p),
4977 ICE_NONDMA_TO_NONDMA);
4979 goto err_ice_get_profs_vsig;
4981 LIST_ADD_TAIL(&p->list, lst);
4986 err_ice_get_profs_vsig:
4987 LIST_FOR_EACH_ENTRY_SAFE(ent1, ent2, lst, ice_vsig_prof, list) {
4988 LIST_DEL(&ent1->list);
4992 return ICE_ERR_NO_MEMORY;
4996 * ice_add_prof_to_lst - add profile entry to a list
4997 * @hw: pointer to the HW struct
4998 * @blk: hardware block
4999 * @lst: the list to be added to
5000 * @hdl: profile handle of entry to add
5002 static enum ice_status
5003 ice_add_prof_to_lst(struct ice_hw *hw, enum ice_block blk,
5004 struct LIST_HEAD_TYPE *lst, u64 hdl)
5006 struct ice_vsig_prof *p;
5007 struct ice_prof_map *map;
5010 map = ice_search_prof_id(hw, blk, hdl);
5012 return ICE_ERR_DOES_NOT_EXIST;
5014 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
5016 return ICE_ERR_NO_MEMORY;
5018 p->profile_cookie = map->profile_cookie;
5019 p->prof_id = map->prof_id;
5020 p->tcam_count = map->ptg_cnt;
5022 for (i = 0; i < map->ptg_cnt; i++) {
5023 p->tcam[i].prof_id = map->prof_id;
5024 p->tcam[i].tcam_idx = ICE_INVALID_TCAM;
5025 p->tcam[i].ptg = map->ptg[i];
5028 LIST_ADD(&p->list, lst);
5034 * ice_move_vsi - move VSI to another VSIG
5035 * @hw: pointer to the HW struct
5036 * @blk: hardware block
5037 * @vsi: the VSI to move
5038 * @vsig: the VSIG to move the VSI to
5039 * @chg: the change list
5041 static enum ice_status
5042 ice_move_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig,
5043 struct LIST_HEAD_TYPE *chg)
5045 enum ice_status status;
5046 struct ice_chs_chg *p;
5049 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5051 return ICE_ERR_NO_MEMORY;
5053 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
5055 status = ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
5062 p->type = ICE_VSI_MOVE;
5064 p->orig_vsig = orig_vsig;
5067 LIST_ADD(&p->list_entry, chg);
5073 * ice_prof_tcam_ena_dis - add enable or disable TCAM change
5074 * @hw: pointer to the HW struct
5075 * @blk: hardware block
5076 * @enable: true to enable, false to disable
5077 * @vsig: the vsig of the TCAM entry
5078 * @tcam: pointer the TCAM info structure of the TCAM to disable
5079 * @chg: the change list
5081 * This function appends an enable or disable TCAM entry in the change log
5083 static enum ice_status
5084 ice_prof_tcam_ena_dis(struct ice_hw *hw, enum ice_block blk, bool enable,
5085 u16 vsig, struct ice_tcam_inf *tcam,
5086 struct LIST_HEAD_TYPE *chg)
5088 enum ice_status status;
5089 struct ice_chs_chg *p;
5091 /* Default: enable means change the low flag bit to don't care */
5092 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
5093 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
5094 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
5096 /* if disabling, free the tcam */
5098 status = ice_free_tcam_ent(hw, blk, tcam->tcam_idx);
5104 /* for re-enabling, reallocate a tcam */
5105 status = ice_alloc_tcam_ent(hw, blk, &tcam->tcam_idx);
5109 /* add TCAM to change list */
5110 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5112 return ICE_ERR_NO_MEMORY;
5114 status = ice_tcam_write_entry(hw, blk, tcam->tcam_idx, tcam->prof_id,
5115 tcam->ptg, vsig, 0, 0, vl_msk, dc_msk,
5118 goto err_ice_prof_tcam_ena_dis;
5122 p->type = ICE_TCAM_ADD;
5123 p->add_tcam_idx = true;
5124 p->prof_id = tcam->prof_id;
5127 p->tcam_idx = tcam->tcam_idx;
5130 LIST_ADD(&p->list_entry, chg);
5134 err_ice_prof_tcam_ena_dis:
5140 * ice_adj_prof_priorities - adjust profile based on priorities
5141 * @hw: pointer to the HW struct
5142 * @blk: hardware block
5143 * @vsig: the VSIG for which to adjust profile priorities
5144 * @chg: the change list
5146 static enum ice_status
5147 ice_adj_prof_priorities(struct ice_hw *hw, enum ice_block blk, u16 vsig,
5148 struct LIST_HEAD_TYPE *chg)
5150 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
5151 struct ice_vsig_prof *t;
5152 enum ice_status status;
5155 ice_zero_bitmap(ptgs_used, ICE_XLT1_CNT);
5156 idx = vsig & ICE_VSIG_IDX_M;
5158 /* Priority is based on the order in which the profiles are added. The
5159 * newest added profile has highest priority and the oldest added
5160 * profile has the lowest priority. Since the profile property list for
5161 * a VSIG is sorted from newest to oldest, this code traverses the list
5162 * in order and enables the first of each PTG that it finds (that is not
5163 * already enabled); it also disables any duplicate PTGs that it finds
5164 * in the older profiles (that are currently enabled).
5167 LIST_FOR_EACH_ENTRY(t, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
5168 ice_vsig_prof, list) {
5171 for (i = 0; i < t->tcam_count; i++) {
5172 /* Scan the priorities from newest to oldest.
5173 * Make sure that the newest profiles take priority.
5175 if (ice_is_bit_set(ptgs_used, t->tcam[i].ptg) &&
5176 t->tcam[i].in_use) {
5177 /* need to mark this PTG as never match, as it
5178 * was already in use and therefore duplicate
5179 * (and lower priority)
5181 status = ice_prof_tcam_ena_dis(hw, blk, false,
5187 } else if (!ice_is_bit_set(ptgs_used, t->tcam[i].ptg) &&
5188 !t->tcam[i].in_use) {
5189 /* need to enable this PTG, as it in not in use
5190 * and not enabled (highest priority)
5192 status = ice_prof_tcam_ena_dis(hw, blk, true,
5200 /* keep track of used ptgs */
5201 ice_set_bit(t->tcam[i].ptg, ptgs_used);
5209 * ice_add_prof_id_vsig - add profile to VSIG
5210 * @hw: pointer to the HW struct
5211 * @blk: hardware block
5212 * @vsig: the VSIG to which this profile is to be added
5213 * @hdl: the profile handle indicating the profile to add
5214 * @chg: the change list
5216 static enum ice_status
5217 ice_add_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
5218 struct LIST_HEAD_TYPE *chg)
5220 /* Masks that ignore flags */
5221 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
5222 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0x00, 0x00, 0x00 };
5223 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
5224 struct ice_prof_map *map;
5225 struct ice_vsig_prof *t;
5226 struct ice_chs_chg *p;
5229 /* Get the details on the profile specified by the handle ID */
5230 map = ice_search_prof_id(hw, blk, hdl);
5232 return ICE_ERR_DOES_NOT_EXIST;
5234 /* Error, if this VSIG already has this profile */
5235 if (ice_has_prof_vsig(hw, blk, vsig, hdl))
5236 return ICE_ERR_ALREADY_EXISTS;
5238 /* new VSIG profile structure */
5239 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
5241 goto err_ice_add_prof_id_vsig;
5243 t->profile_cookie = map->profile_cookie;
5244 t->prof_id = map->prof_id;
5245 t->tcam_count = map->ptg_cnt;
5247 /* create TCAM entries */
5248 for (i = 0; i < map->ptg_cnt; i++) {
5249 enum ice_status status;
5252 /* add TCAM to change list */
5253 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5255 goto err_ice_add_prof_id_vsig;
5257 /* allocate the TCAM entry index */
5258 status = ice_alloc_tcam_ent(hw, blk, &tcam_idx);
5261 goto err_ice_add_prof_id_vsig;
5264 t->tcam[i].ptg = map->ptg[i];
5265 t->tcam[i].prof_id = map->prof_id;
5266 t->tcam[i].tcam_idx = tcam_idx;
5267 t->tcam[i].in_use = true;
5269 p->type = ICE_TCAM_ADD;
5270 p->add_tcam_idx = true;
5271 p->prof_id = t->tcam[i].prof_id;
5272 p->ptg = t->tcam[i].ptg;
5274 p->tcam_idx = t->tcam[i].tcam_idx;
5276 /* write the TCAM entry */
5277 status = ice_tcam_write_entry(hw, blk, t->tcam[i].tcam_idx,
5279 t->tcam[i].ptg, vsig, 0, 0,
5280 vl_msk, dc_msk, nm_msk);
5282 goto err_ice_add_prof_id_vsig;
5285 LIST_ADD(&p->list_entry, chg);
5288 /* add profile to VSIG */
5290 &hw->blk[blk].xlt2.vsig_tbl[(vsig & ICE_VSIG_IDX_M)].prop_lst);
5294 err_ice_add_prof_id_vsig:
5295 /* let caller clean up the change list */
5297 return ICE_ERR_NO_MEMORY;
5301 * ice_create_prof_id_vsig - add a new VSIG with a single profile
5302 * @hw: pointer to the HW struct
5303 * @blk: hardware block
5304 * @vsi: the initial VSI that will be in VSIG
5305 * @hdl: the profile handle of the profile that will be added to the VSIG
5306 * @chg: the change list
5308 static enum ice_status
5309 ice_create_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl,
5310 struct LIST_HEAD_TYPE *chg)
5312 enum ice_status status;
5313 struct ice_chs_chg *p;
5316 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5318 return ICE_ERR_NO_MEMORY;
5320 new_vsig = ice_vsig_alloc(hw, blk);
5322 status = ICE_ERR_HW_TABLE;
5323 goto err_ice_create_prof_id_vsig;
5326 status = ice_move_vsi(hw, blk, vsi, new_vsig, chg);
5328 goto err_ice_create_prof_id_vsig;
5330 status = ice_add_prof_id_vsig(hw, blk, new_vsig, hdl, chg);
5332 goto err_ice_create_prof_id_vsig;
5334 p->type = ICE_VSIG_ADD;
5336 p->orig_vsig = ICE_DEFAULT_VSIG;
5339 LIST_ADD(&p->list_entry, chg);
5343 err_ice_create_prof_id_vsig:
5344 /* let caller clean up the change list */
5350 * ice_create_vsig_from_list - create a new VSIG with a list of profiles
5351 * @hw: pointer to the HW struct
5352 * @blk: hardware block
5353 * @vsi: the initial VSI that will be in VSIG
5354 * @lst: the list of profile that will be added to the VSIG
5355 * @chg: the change list
5357 static enum ice_status
5358 ice_create_vsig_from_lst(struct ice_hw *hw, enum ice_block blk, u16 vsi,
5359 struct LIST_HEAD_TYPE *lst, struct LIST_HEAD_TYPE *chg)
5361 struct ice_vsig_prof *t;
5362 enum ice_status status;
5365 vsig = ice_vsig_alloc(hw, blk);
5367 return ICE_ERR_HW_TABLE;
5369 status = ice_move_vsi(hw, blk, vsi, vsig, chg);
5373 LIST_FOR_EACH_ENTRY(t, lst, ice_vsig_prof, list) {
5374 status = ice_add_prof_id_vsig(hw, blk, vsig, t->profile_cookie,
5384 * ice_find_prof_vsig - find a VSIG with a specific profile handle
5385 * @hw: pointer to the HW struct
5386 * @blk: hardware block
5387 * @hdl: the profile handle of the profile to search for
5388 * @vsig: returns the VSIG with the matching profile
5391 ice_find_prof_vsig(struct ice_hw *hw, enum ice_block blk, u64 hdl, u16 *vsig)
5393 struct ice_vsig_prof *t;
5394 struct LIST_HEAD_TYPE lst;
5395 enum ice_status status;
5397 INIT_LIST_HEAD(&lst);
5399 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
5403 t->profile_cookie = hdl;
5404 LIST_ADD(&t->list, &lst);
5406 status = ice_find_dup_props_vsig(hw, blk, &lst, vsig);
5411 return status == ICE_SUCCESS;
5415 * ice_add_vsi_flow - add VSI flow
5416 * @hw: pointer to the HW struct
5417 * @blk: hardware block
5419 * @vsig: target VSIG to include the input VSI
5421 * Calling this function will add the VSI to a given VSIG and
5422 * update the HW tables accordingly. This call can be used to
5423 * add multiple VSIs to a VSIG if we know beforehand that those
5424 * VSIs have the same characteristics of the VSIG. This will
5425 * save time in generating a new VSIG and TCAMs till a match is
5426 * found and subsequent rollback when a matching VSIG is found.
5429 ice_add_vsi_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
5431 struct ice_chs_chg *tmp, *del;
5432 struct LIST_HEAD_TYPE chg;
5433 enum ice_status status;
5435 /* if target VSIG is default the move is invalid */
5436 if ((vsig & ICE_VSIG_IDX_M) == ICE_DEFAULT_VSIG)
5437 return ICE_ERR_PARAM;
5439 INIT_LIST_HEAD(&chg);
5441 /* move VSI to the VSIG that matches */
5442 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5443 /* update hardware if success */
5445 status = ice_upd_prof_hw(hw, blk, &chg);
5447 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5448 LIST_DEL(&del->list_entry);
5456 * ice_add_prof_id_flow - add profile flow
5457 * @hw: pointer to the HW struct
5458 * @blk: hardware block
5459 * @vsi: the VSI to enable with the profile specified by ID
5460 * @hdl: profile handle
5462 * Calling this function will update the hardware tables to enable the
5463 * profile indicated by the ID parameter for the VSIs specified in the VSI
5464 * array. Once successfully called, the flow will be enabled.
5467 ice_add_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
5469 struct ice_vsig_prof *tmp1, *del1;
5470 struct LIST_HEAD_TYPE union_lst;
5471 struct ice_chs_chg *tmp, *del;
5472 struct LIST_HEAD_TYPE chrs;
5473 struct LIST_HEAD_TYPE chg;
5474 enum ice_status status;
5475 u16 vsig, or_vsig = 0;
5477 INIT_LIST_HEAD(&union_lst);
5478 INIT_LIST_HEAD(&chrs);
5479 INIT_LIST_HEAD(&chg);
5482 status = ice_get_prof(hw, blk, hdl, &chg);
5486 /* determine if VSI is already part of a VSIG */
5487 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
5488 if (!status && vsig) {
5495 /* make sure that there is no overlap/conflict between the new
5496 * characteristics and the existing ones; we don't support that
5499 if (ice_has_prof_vsig(hw, blk, vsig, hdl)) {
5500 status = ICE_ERR_ALREADY_EXISTS;
5501 goto err_ice_add_prof_id_flow;
5504 /* last VSI in the VSIG? */
5505 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
5507 goto err_ice_add_prof_id_flow;
5508 only_vsi = (ref == 1);
5510 /* create a union of the current profiles and the one being
5513 status = ice_get_profs_vsig(hw, blk, vsig, &union_lst);
5515 goto err_ice_add_prof_id_flow;
5517 status = ice_add_prof_to_lst(hw, blk, &union_lst, hdl);
5519 goto err_ice_add_prof_id_flow;
5521 /* search for an existing VSIG with an exact charc match */
5522 status = ice_find_dup_props_vsig(hw, blk, &union_lst, &vsig);
5524 /* move VSI to the VSIG that matches */
5525 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5527 goto err_ice_add_prof_id_flow;
5529 /* VSI has been moved out of or_vsig. If the or_vsig had
5530 * only that VSI it is now empty and can be removed.
5533 status = ice_rem_vsig(hw, blk, or_vsig, &chg);
5535 goto err_ice_add_prof_id_flow;
5537 } else if (only_vsi) {
5538 /* If the original VSIG only contains one VSI, then it
5539 * will be the requesting VSI. In this case the VSI is
5540 * not sharing entries and we can simply add the new
5541 * profile to the VSIG.
5543 status = ice_add_prof_id_vsig(hw, blk, vsig, hdl, &chg);
5545 goto err_ice_add_prof_id_flow;
5547 /* Adjust priorities */
5548 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
5550 goto err_ice_add_prof_id_flow;
5552 /* No match, so we need a new VSIG */
5553 status = ice_create_vsig_from_lst(hw, blk, vsi,
5556 goto err_ice_add_prof_id_flow;
5558 /* Adjust priorities */
5559 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
5561 goto err_ice_add_prof_id_flow;
5564 /* need to find or add a VSIG */
5565 /* search for an existing VSIG with an exact charc match */
5566 if (ice_find_prof_vsig(hw, blk, hdl, &vsig)) {
5567 /* found an exact match */
5568 /* add or move VSI to the VSIG that matches */
5569 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5571 goto err_ice_add_prof_id_flow;
5573 /* we did not find an exact match */
5574 /* we need to add a VSIG */
5575 status = ice_create_prof_id_vsig(hw, blk, vsi, hdl,
5578 goto err_ice_add_prof_id_flow;
5582 /* update hardware */
5584 status = ice_upd_prof_hw(hw, blk, &chg);
5586 err_ice_add_prof_id_flow:
5587 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5588 LIST_DEL(&del->list_entry);
5592 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &union_lst, ice_vsig_prof, list) {
5593 LIST_DEL(&del1->list);
5597 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &chrs, ice_vsig_prof, list) {
5598 LIST_DEL(&del1->list);
5606 * ice_rem_prof_from_list - remove a profile from list
5607 * @hw: pointer to the HW struct
5608 * @lst: list to remove the profile from
5609 * @hdl: the profile handle indicating the profile to remove
5611 static enum ice_status
5612 ice_rem_prof_from_list(struct ice_hw *hw, struct LIST_HEAD_TYPE *lst, u64 hdl)
5614 struct ice_vsig_prof *ent, *tmp;
5616 LIST_FOR_EACH_ENTRY_SAFE(ent, tmp, lst, ice_vsig_prof, list) {
5617 if (ent->profile_cookie == hdl) {
5618 LIST_DEL(&ent->list);
5624 return ICE_ERR_DOES_NOT_EXIST;
5628 * ice_rem_prof_id_flow - remove flow
5629 * @hw: pointer to the HW struct
5630 * @blk: hardware block
5631 * @vsi: the VSI from which to remove the profile specified by ID
5632 * @hdl: profile tracking handle
5634 * Calling this function will update the hardware tables to remove the
5635 * profile indicated by the ID parameter for the VSIs specified in the VSI
5636 * array. Once successfully called, the flow will be disabled.
5639 ice_rem_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
5641 struct ice_vsig_prof *tmp1, *del1;
5642 struct LIST_HEAD_TYPE chg, copy;
5643 struct ice_chs_chg *tmp, *del;
5644 enum ice_status status;
5647 INIT_LIST_HEAD(©);
5648 INIT_LIST_HEAD(&chg);
5650 /* determine if VSI is already part of a VSIG */
5651 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
5652 if (!status && vsig) {
5658 last_profile = ice_vsig_prof_id_count(hw, blk, vsig) == 1;
5659 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
5661 goto err_ice_rem_prof_id_flow;
5662 only_vsi = (ref == 1);
5665 /* If the original VSIG only contains one reference,
5666 * which will be the requesting VSI, then the VSI is not
5667 * sharing entries and we can simply remove the specific
5668 * characteristics from the VSIG.
5672 /* If there are no profiles left for this VSIG,
5673 * then simply remove the the VSIG.
5675 status = ice_rem_vsig(hw, blk, vsig, &chg);
5677 goto err_ice_rem_prof_id_flow;
5679 status = ice_rem_prof_id_vsig(hw, blk, vsig,
5682 goto err_ice_rem_prof_id_flow;
5684 /* Adjust priorities */
5685 status = ice_adj_prof_priorities(hw, blk, vsig,
5688 goto err_ice_rem_prof_id_flow;
5692 /* Make a copy of the VSIG's list of Profiles */
5693 status = ice_get_profs_vsig(hw, blk, vsig, ©);
5695 goto err_ice_rem_prof_id_flow;
5697 /* Remove specified profile entry from the list */
5698 status = ice_rem_prof_from_list(hw, ©, hdl);
5700 goto err_ice_rem_prof_id_flow;
5702 if (LIST_EMPTY(©)) {
5703 status = ice_move_vsi(hw, blk, vsi,
5704 ICE_DEFAULT_VSIG, &chg);
5706 goto err_ice_rem_prof_id_flow;
5708 } else if (!ice_find_dup_props_vsig(hw, blk, ©,
5710 /* found an exact match */
5711 /* add or move VSI to the VSIG that matches */
5712 /* Search for a VSIG with a matching profile
5716 /* Found match, move VSI to the matching VSIG */
5717 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
5719 goto err_ice_rem_prof_id_flow;
5721 /* since no existing VSIG supports this
5722 * characteristic pattern, we need to create a
5723 * new VSIG and TCAM entries
5725 status = ice_create_vsig_from_lst(hw, blk, vsi,
5728 goto err_ice_rem_prof_id_flow;
5730 /* Adjust priorities */
5731 status = ice_adj_prof_priorities(hw, blk, vsig,
5734 goto err_ice_rem_prof_id_flow;
5738 status = ICE_ERR_DOES_NOT_EXIST;
5741 /* update hardware tables */
5743 status = ice_upd_prof_hw(hw, blk, &chg);
5745 err_ice_rem_prof_id_flow:
5746 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5747 LIST_DEL(&del->list_entry);
5751 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, ©, ice_vsig_prof, list) {
5752 LIST_DEL(&del1->list);