1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2001-2021 Intel Corporation
5 #include "ice_common.h"
6 #include "ice_flex_pipe.h"
7 #include "ice_protocol_type.h"
10 /* For supporting double VLAN mode, it is necessary to enable or disable certain
11 * boost tcam entries. The metadata labels names that match the following
12 * prefixes will be saved to allow enabling double VLAN mode.
14 #define ICE_DVM_PRE "BOOST_MAC_VLAN_DVM" /* enable these entries */
15 #define ICE_SVM_PRE "BOOST_MAC_VLAN_SVM" /* disable these entries */
17 /* To support tunneling entries by PF, the package will append the PF number to
18 * the label; for example TNL_VXLAN_PF0, TNL_VXLAN_PF1, TNL_VXLAN_PF2, etc.
20 #define ICE_TNL_PRE "TNL_"
21 static const struct ice_tunnel_type_scan tnls[] = {
22 { TNL_VXLAN, "TNL_VXLAN_PF" },
23 { TNL_GENEVE, "TNL_GENEVE_PF" },
24 { TNL_ECPRI, "TNL_UDP_ECPRI_PF" },
28 static const u32 ice_sect_lkup[ICE_BLK_COUNT][ICE_SECT_COUNT] = {
32 ICE_SID_XLT_KEY_BUILDER_SW,
35 ICE_SID_PROFID_TCAM_SW,
36 ICE_SID_PROFID_REDIR_SW,
38 ICE_SID_CDID_KEY_BUILDER_SW,
45 ICE_SID_XLT_KEY_BUILDER_ACL,
48 ICE_SID_PROFID_TCAM_ACL,
49 ICE_SID_PROFID_REDIR_ACL,
51 ICE_SID_CDID_KEY_BUILDER_ACL,
52 ICE_SID_CDID_REDIR_ACL
58 ICE_SID_XLT_KEY_BUILDER_FD,
61 ICE_SID_PROFID_TCAM_FD,
62 ICE_SID_PROFID_REDIR_FD,
64 ICE_SID_CDID_KEY_BUILDER_FD,
71 ICE_SID_XLT_KEY_BUILDER_RSS,
74 ICE_SID_PROFID_TCAM_RSS,
75 ICE_SID_PROFID_REDIR_RSS,
77 ICE_SID_CDID_KEY_BUILDER_RSS,
78 ICE_SID_CDID_REDIR_RSS
84 ICE_SID_XLT_KEY_BUILDER_PE,
87 ICE_SID_PROFID_TCAM_PE,
88 ICE_SID_PROFID_REDIR_PE,
90 ICE_SID_CDID_KEY_BUILDER_PE,
96 * ice_sect_id - returns section ID
100 * This helper function returns the proper section ID given a block type and a
103 static u32 ice_sect_id(enum ice_block blk, enum ice_sect sect)
105 return ice_sect_lkup[blk][sect];
110 * @buf: pointer to the ice buffer
112 * This helper function validates a buffer's header.
114 static struct ice_buf_hdr *ice_pkg_val_buf(struct ice_buf *buf)
116 struct ice_buf_hdr *hdr;
120 hdr = (struct ice_buf_hdr *)buf->buf;
122 section_count = LE16_TO_CPU(hdr->section_count);
123 if (section_count < ICE_MIN_S_COUNT || section_count > ICE_MAX_S_COUNT)
126 data_end = LE16_TO_CPU(hdr->data_end);
127 if (data_end < ICE_MIN_S_DATA_END || data_end > ICE_MAX_S_DATA_END)
135 * @ice_seg: pointer to the ice segment
137 * Returns the address of the buffer table within the ice segment.
139 static struct ice_buf_table *ice_find_buf_table(struct ice_seg *ice_seg)
141 struct ice_nvm_table *nvms;
143 nvms = (struct ice_nvm_table *)
144 (ice_seg->device_table +
145 LE32_TO_CPU(ice_seg->device_table_count));
147 return (_FORCE_ struct ice_buf_table *)
148 (nvms->vers + LE32_TO_CPU(nvms->table_count));
153 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
154 * @state: pointer to the enum state
156 * This function will enumerate all the buffers in the ice segment. The first
157 * call is made with the ice_seg parameter non-NULL; on subsequent calls,
158 * ice_seg is set to NULL which continues the enumeration. When the function
159 * returns a NULL pointer, then the end of the buffers has been reached, or an
160 * unexpected value has been detected (for example an invalid section count or
161 * an invalid buffer end value).
163 static struct ice_buf_hdr *
164 ice_pkg_enum_buf(struct ice_seg *ice_seg, struct ice_pkg_enum *state)
167 state->buf_table = ice_find_buf_table(ice_seg);
168 if (!state->buf_table)
172 return ice_pkg_val_buf(state->buf_table->buf_array);
175 if (++state->buf_idx < LE32_TO_CPU(state->buf_table->buf_count))
176 return ice_pkg_val_buf(state->buf_table->buf_array +
183 * ice_pkg_advance_sect
184 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
185 * @state: pointer to the enum state
187 * This helper function will advance the section within the ice segment,
188 * also advancing the buffer if needed.
191 ice_pkg_advance_sect(struct ice_seg *ice_seg, struct ice_pkg_enum *state)
193 if (!ice_seg && !state->buf)
196 if (!ice_seg && state->buf)
197 if (++state->sect_idx < LE16_TO_CPU(state->buf->section_count))
200 state->buf = ice_pkg_enum_buf(ice_seg, state);
204 /* start of new buffer, reset section index */
210 * ice_pkg_enum_section
211 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
212 * @state: pointer to the enum state
213 * @sect_type: section type to enumerate
215 * This function will enumerate all the sections of a particular type in the
216 * ice segment. The first call is made with the ice_seg parameter non-NULL;
217 * on subsequent calls, ice_seg is set to NULL which continues the enumeration.
218 * When the function returns a NULL pointer, then the end of the matching
219 * sections has been reached.
222 ice_pkg_enum_section(struct ice_seg *ice_seg, struct ice_pkg_enum *state,
228 state->type = sect_type;
230 if (!ice_pkg_advance_sect(ice_seg, state))
233 /* scan for next matching section */
234 while (state->buf->section_entry[state->sect_idx].type !=
235 CPU_TO_LE32(state->type))
236 if (!ice_pkg_advance_sect(NULL, state))
239 /* validate section */
240 offset = LE16_TO_CPU(state->buf->section_entry[state->sect_idx].offset);
241 if (offset < ICE_MIN_S_OFF || offset > ICE_MAX_S_OFF)
244 size = LE16_TO_CPU(state->buf->section_entry[state->sect_idx].size);
245 if (size < ICE_MIN_S_SZ || size > ICE_MAX_S_SZ)
248 /* make sure the section fits in the buffer */
249 if (offset + size > ICE_PKG_BUF_SIZE)
253 LE32_TO_CPU(state->buf->section_entry[state->sect_idx].type);
255 /* calc pointer to this section */
256 state->sect = ((u8 *)state->buf) +
257 LE16_TO_CPU(state->buf->section_entry[state->sect_idx].offset);
264 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
265 * @state: pointer to the enum state
266 * @sect_type: section type to enumerate
267 * @offset: pointer to variable that receives the offset in the table (optional)
268 * @handler: function that handles access to the entries into the section type
270 * This function will enumerate all the entries in particular section type in
271 * the ice segment. The first call is made with the ice_seg parameter non-NULL;
272 * on subsequent calls, ice_seg is set to NULL which continues the enumeration.
273 * When the function returns a NULL pointer, then the end of the entries has
276 * Since each section may have a different header and entry size, the handler
277 * function is needed to determine the number and location entries in each
280 * The offset parameter is optional, but should be used for sections that
281 * contain an offset for each section table. For such cases, the section handler
282 * function must return the appropriate offset + index to give the absolution
283 * offset for each entry. For example, if the base for a section's header
284 * indicates a base offset of 10, and the index for the entry is 2, then
285 * section handler function should set the offset to 10 + 2 = 12.
288 ice_pkg_enum_entry(struct ice_seg *ice_seg, struct ice_pkg_enum *state,
289 u32 sect_type, u32 *offset,
290 void *(*handler)(u32 sect_type, void *section,
291 u32 index, u32 *offset))
299 if (!ice_pkg_enum_section(ice_seg, state, sect_type))
302 state->entry_idx = 0;
303 state->handler = handler;
312 entry = state->handler(state->sect_type, state->sect, state->entry_idx,
315 /* end of a section, look for another section of this type */
316 if (!ice_pkg_enum_section(NULL, state, 0))
319 state->entry_idx = 0;
320 entry = state->handler(state->sect_type, state->sect,
321 state->entry_idx, offset);
328 * ice_hw_ptype_ena - check if the PTYPE is enabled or not
329 * @hw: pointer to the HW structure
330 * @ptype: the hardware PTYPE
332 bool ice_hw_ptype_ena(struct ice_hw *hw, u16 ptype)
334 return ptype < ICE_FLOW_PTYPE_MAX &&
335 ice_is_bit_set(hw->hw_ptype, ptype);
339 * ice_marker_ptype_tcam_handler
340 * @sect_type: section type
341 * @section: pointer to section
342 * @index: index of the Marker PType TCAM entry to be returned
343 * @offset: pointer to receive absolute offset, always 0 for ptype TCAM sections
345 * This is a callback function that can be passed to ice_pkg_enum_entry.
346 * Handles enumeration of individual Marker PType TCAM entries.
349 ice_marker_ptype_tcam_handler(u32 sect_type, void *section, u32 index,
352 struct ice_marker_ptype_tcam_section *marker_ptype;
357 if (sect_type != ICE_SID_RXPARSER_MARKER_PTYPE)
360 if (index > ICE_MAX_MARKER_PTYPE_TCAMS_IN_BUF)
366 marker_ptype = (struct ice_marker_ptype_tcam_section *)section;
367 if (index >= LE16_TO_CPU(marker_ptype->count))
370 return marker_ptype->tcam + index;
374 * ice_fill_hw_ptype - fill the enabled PTYPE bit information
375 * @hw: pointer to the HW structure
378 ice_fill_hw_ptype(struct ice_hw *hw)
380 struct ice_marker_ptype_tcam_entry *tcam;
381 struct ice_seg *seg = hw->seg;
382 struct ice_pkg_enum state;
384 ice_zero_bitmap(hw->hw_ptype, ICE_FLOW_PTYPE_MAX);
388 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
391 tcam = (struct ice_marker_ptype_tcam_entry *)
392 ice_pkg_enum_entry(seg, &state,
393 ICE_SID_RXPARSER_MARKER_PTYPE, NULL,
394 ice_marker_ptype_tcam_handler);
396 LE16_TO_CPU(tcam->addr) < ICE_MARKER_PTYPE_TCAM_ADDR_MAX &&
397 LE16_TO_CPU(tcam->ptype) < ICE_FLOW_PTYPE_MAX)
398 ice_set_bit(LE16_TO_CPU(tcam->ptype), hw->hw_ptype);
405 * ice_boost_tcam_handler
406 * @sect_type: section type
407 * @section: pointer to section
408 * @index: index of the boost TCAM entry to be returned
409 * @offset: pointer to receive absolute offset, always 0 for boost TCAM sections
411 * This is a callback function that can be passed to ice_pkg_enum_entry.
412 * Handles enumeration of individual boost TCAM entries.
415 ice_boost_tcam_handler(u32 sect_type, void *section, u32 index, u32 *offset)
417 struct ice_boost_tcam_section *boost;
422 if (sect_type != ICE_SID_RXPARSER_BOOST_TCAM)
425 if (index > ICE_MAX_BST_TCAMS_IN_BUF)
431 boost = (struct ice_boost_tcam_section *)section;
432 if (index >= LE16_TO_CPU(boost->count))
435 return boost->tcam + index;
439 * ice_find_boost_entry
440 * @ice_seg: pointer to the ice segment (non-NULL)
441 * @addr: Boost TCAM address of entry to search for
442 * @entry: returns pointer to the entry
444 * Finds a particular Boost TCAM entry and returns a pointer to that entry
445 * if it is found. The ice_seg parameter must not be NULL since the first call
446 * to ice_pkg_enum_entry requires a pointer to an actual ice_segment structure.
448 static enum ice_status
449 ice_find_boost_entry(struct ice_seg *ice_seg, u16 addr,
450 struct ice_boost_tcam_entry **entry)
452 struct ice_boost_tcam_entry *tcam;
453 struct ice_pkg_enum state;
455 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
458 return ICE_ERR_PARAM;
461 tcam = (struct ice_boost_tcam_entry *)
462 ice_pkg_enum_entry(ice_seg, &state,
463 ICE_SID_RXPARSER_BOOST_TCAM, NULL,
464 ice_boost_tcam_handler);
465 if (tcam && LE16_TO_CPU(tcam->addr) == addr) {
478 * ice_label_enum_handler
479 * @sect_type: section type
480 * @section: pointer to section
481 * @index: index of the label entry to be returned
482 * @offset: pointer to receive absolute offset, always zero for label sections
484 * This is a callback function that can be passed to ice_pkg_enum_entry.
485 * Handles enumeration of individual label entries.
488 ice_label_enum_handler(u32 __ALWAYS_UNUSED sect_type, void *section, u32 index,
491 struct ice_label_section *labels;
496 if (index > ICE_MAX_LABELS_IN_BUF)
502 labels = (struct ice_label_section *)section;
503 if (index >= LE16_TO_CPU(labels->count))
506 return labels->label + index;
511 * @ice_seg: pointer to the ice segment (NULL on subsequent calls)
512 * @type: the section type that will contain the label (0 on subsequent calls)
513 * @state: ice_pkg_enum structure that will hold the state of the enumeration
514 * @value: pointer to a value that will return the label's value if found
516 * Enumerates a list of labels in the package. The caller will call
517 * ice_enum_labels(ice_seg, type, ...) to start the enumeration, then call
518 * ice_enum_labels(NULL, 0, ...) to continue. When the function returns a NULL
519 * the end of the list has been reached.
522 ice_enum_labels(struct ice_seg *ice_seg, u32 type, struct ice_pkg_enum *state,
525 struct ice_label *label;
527 /* Check for valid label section on first call */
528 if (type && !(type >= ICE_SID_LBL_FIRST && type <= ICE_SID_LBL_LAST))
531 label = (struct ice_label *)ice_pkg_enum_entry(ice_seg, state, type,
533 ice_label_enum_handler);
537 *value = LE16_TO_CPU(label->value);
542 * ice_add_tunnel_hint
543 * @hw: pointer to the HW structure
544 * @label_name: label text
545 * @val: value of the tunnel port boost entry
547 static void ice_add_tunnel_hint(struct ice_hw *hw, char *label_name, u16 val)
549 if (hw->tnl.count < ICE_TUNNEL_MAX_ENTRIES) {
552 for (i = 0; tnls[i].type != TNL_LAST; i++) {
553 size_t len = strlen(tnls[i].label_prefix);
555 /* Look for matching label start, before continuing */
556 if (strncmp(label_name, tnls[i].label_prefix, len))
559 /* Make sure this label matches our PF. Note that the PF
560 * character ('0' - '7') will be located where our
561 * prefix string's null terminator is located.
563 if ((label_name[len] - '0') == hw->pf_id) {
564 hw->tnl.tbl[hw->tnl.count].type = tnls[i].type;
565 hw->tnl.tbl[hw->tnl.count].valid = false;
566 hw->tnl.tbl[hw->tnl.count].in_use = false;
567 hw->tnl.tbl[hw->tnl.count].marked = false;
568 hw->tnl.tbl[hw->tnl.count].boost_addr = val;
569 hw->tnl.tbl[hw->tnl.count].port = 0;
579 * @hw: pointer to the HW structure
580 * @val: value of the boost entry
581 * @enable: true if entry needs to be enabled, or false if needs to be disabled
583 static void ice_add_dvm_hint(struct ice_hw *hw, u16 val, bool enable)
585 if (hw->dvm_upd.count < ICE_DVM_MAX_ENTRIES) {
586 hw->dvm_upd.tbl[hw->dvm_upd.count].boost_addr = val;
587 hw->dvm_upd.tbl[hw->dvm_upd.count].enable = enable;
594 * @hw: pointer to the HW structure
595 * @ice_seg: pointer to the segment of the package scan (non-NULL)
597 * This function will scan the package and save off relevant information
598 * (hints or metadata) for driver use. The ice_seg parameter must not be NULL
599 * since the first call to ice_enum_labels requires a pointer to an actual
602 static void ice_init_pkg_hints(struct ice_hw *hw, struct ice_seg *ice_seg)
604 struct ice_pkg_enum state;
609 ice_memset(&hw->tnl, 0, sizeof(hw->tnl), ICE_NONDMA_MEM);
610 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
615 label_name = ice_enum_labels(ice_seg, ICE_SID_LBL_RXPARSER_TMEM, &state,
619 if (!strncmp(label_name, ICE_TNL_PRE, strlen(ICE_TNL_PRE)))
620 /* check for a tunnel entry */
621 ice_add_tunnel_hint(hw, label_name, val);
623 /* check for a dvm mode entry */
624 else if (!strncmp(label_name, ICE_DVM_PRE, strlen(ICE_DVM_PRE)))
625 ice_add_dvm_hint(hw, val, true);
627 /* check for a svm mode entry */
628 else if (!strncmp(label_name, ICE_SVM_PRE, strlen(ICE_SVM_PRE)))
629 ice_add_dvm_hint(hw, val, false);
631 label_name = ice_enum_labels(NULL, 0, &state, &val);
634 /* Cache the appropriate boost TCAM entry pointers for tunnels */
635 for (i = 0; i < hw->tnl.count; i++) {
636 ice_find_boost_entry(ice_seg, hw->tnl.tbl[i].boost_addr,
637 &hw->tnl.tbl[i].boost_entry);
638 if (hw->tnl.tbl[i].boost_entry)
639 hw->tnl.tbl[i].valid = true;
642 /* Cache the appropriate boost TCAM entry pointers for DVM and SVM */
643 for (i = 0; i < hw->dvm_upd.count; i++)
644 ice_find_boost_entry(ice_seg, hw->dvm_upd.tbl[i].boost_addr,
645 &hw->dvm_upd.tbl[i].boost_entry);
650 #define ICE_DC_KEY 0x1 /* don't care */
651 #define ICE_DC_KEYINV 0x1
652 #define ICE_NM_KEY 0x0 /* never match */
653 #define ICE_NM_KEYINV 0x0
654 #define ICE_0_KEY 0x1 /* match 0 */
655 #define ICE_0_KEYINV 0x0
656 #define ICE_1_KEY 0x0 /* match 1 */
657 #define ICE_1_KEYINV 0x1
660 * ice_gen_key_word - generate 16-bits of a key/mask word
662 * @valid: valid bits mask (change only the valid bits)
663 * @dont_care: don't care mask
664 * @nvr_mtch: never match mask
665 * @key: pointer to an array of where the resulting key portion
666 * @key_inv: pointer to an array of where the resulting key invert portion
668 * This function generates 16-bits from a 8-bit value, an 8-bit don't care mask
669 * and an 8-bit never match mask. The 16-bits of output are divided into 8 bits
670 * of key and 8 bits of key invert.
672 * '0' = b01, always match a 0 bit
673 * '1' = b10, always match a 1 bit
674 * '?' = b11, don't care bit (always matches)
675 * '~' = b00, never match bit
679 * dont_care: b0 0 1 1 0 0
680 * never_mtch: b0 0 0 0 1 1
681 * ------------------------------
682 * Result: key: b01 10 11 11 00 00
684 static enum ice_status
685 ice_gen_key_word(u8 val, u8 valid, u8 dont_care, u8 nvr_mtch, u8 *key,
688 u8 in_key = *key, in_key_inv = *key_inv;
691 /* 'dont_care' and 'nvr_mtch' masks cannot overlap */
692 if ((dont_care ^ nvr_mtch) != (dont_care | nvr_mtch))
698 /* encode the 8 bits into 8-bit key and 8-bit key invert */
699 for (i = 0; i < 8; i++) {
703 if (!(valid & 0x1)) { /* change only valid bits */
704 *key |= (in_key & 0x1) << 7;
705 *key_inv |= (in_key_inv & 0x1) << 7;
706 } else if (dont_care & 0x1) { /* don't care bit */
707 *key |= ICE_DC_KEY << 7;
708 *key_inv |= ICE_DC_KEYINV << 7;
709 } else if (nvr_mtch & 0x1) { /* never match bit */
710 *key |= ICE_NM_KEY << 7;
711 *key_inv |= ICE_NM_KEYINV << 7;
712 } else if (val & 0x01) { /* exact 1 match */
713 *key |= ICE_1_KEY << 7;
714 *key_inv |= ICE_1_KEYINV << 7;
715 } else { /* exact 0 match */
716 *key |= ICE_0_KEY << 7;
717 *key_inv |= ICE_0_KEYINV << 7;
732 * ice_bits_max_set - determine if the number of bits set is within a maximum
733 * @mask: pointer to the byte array which is the mask
734 * @size: the number of bytes in the mask
735 * @max: the max number of set bits
737 * This function determines if there are at most 'max' number of bits set in an
738 * array. Returns true if the number for bits set is <= max or will return false
741 static bool ice_bits_max_set(const u8 *mask, u16 size, u16 max)
746 /* check each byte */
747 for (i = 0; i < size; i++) {
748 /* if 0, go to next byte */
752 /* We know there is at least one set bit in this byte because of
753 * the above check; if we already have found 'max' number of
754 * bits set, then we can return failure now.
759 /* count the bits in this byte, checking threshold */
760 count += ice_hweight8(mask[i]);
769 * ice_set_key - generate a variable sized key with multiples of 16-bits
770 * @key: pointer to where the key will be stored
771 * @size: the size of the complete key in bytes (must be even)
772 * @val: array of 8-bit values that makes up the value portion of the key
773 * @upd: array of 8-bit masks that determine what key portion to update
774 * @dc: array of 8-bit masks that make up the don't care mask
775 * @nm: array of 8-bit masks that make up the never match mask
776 * @off: the offset of the first byte in the key to update
777 * @len: the number of bytes in the key update
779 * This function generates a key from a value, a don't care mask and a never
781 * upd, dc, and nm are optional parameters, and can be NULL:
782 * upd == NULL --> upd mask is all 1's (update all bits)
783 * dc == NULL --> dc mask is all 0's (no don't care bits)
784 * nm == NULL --> nm mask is all 0's (no never match bits)
787 ice_set_key(u8 *key, u16 size, u8 *val, u8 *upd, u8 *dc, u8 *nm, u16 off,
793 /* size must be a multiple of 2 bytes. */
796 half_size = size / 2;
798 if (off + len > half_size)
801 /* Make sure at most one bit is set in the never match mask. Having more
802 * than one never match mask bit set will cause HW to consume excessive
803 * power otherwise; this is a power management efficiency check.
805 #define ICE_NVR_MTCH_BITS_MAX 1
806 if (nm && !ice_bits_max_set(nm, len, ICE_NVR_MTCH_BITS_MAX))
809 for (i = 0; i < len; i++)
810 if (ice_gen_key_word(val[i], upd ? upd[i] : 0xff,
811 dc ? dc[i] : 0, nm ? nm[i] : 0,
812 key + off + i, key + half_size + off + i))
819 * ice_acquire_global_cfg_lock
820 * @hw: pointer to the HW structure
821 * @access: access type (read or write)
823 * This function will request ownership of the global config lock for reading
824 * or writing of the package. When attempting to obtain write access, the
825 * caller must check for the following two return values:
827 * ICE_SUCCESS - Means the caller has acquired the global config lock
828 * and can perform writing of the package.
829 * ICE_ERR_AQ_NO_WORK - Indicates another driver has already written the
830 * package or has found that no update was necessary; in
831 * this case, the caller can just skip performing any
832 * update of the package.
834 static enum ice_status
835 ice_acquire_global_cfg_lock(struct ice_hw *hw,
836 enum ice_aq_res_access_type access)
838 enum ice_status status;
840 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
842 status = ice_acquire_res(hw, ICE_GLOBAL_CFG_LOCK_RES_ID, access,
843 ICE_GLOBAL_CFG_LOCK_TIMEOUT);
845 if (status == ICE_ERR_AQ_NO_WORK)
846 ice_debug(hw, ICE_DBG_PKG, "Global config lock: No work to do\n");
852 * ice_release_global_cfg_lock
853 * @hw: pointer to the HW structure
855 * This function will release the global config lock.
857 static void ice_release_global_cfg_lock(struct ice_hw *hw)
859 ice_release_res(hw, ICE_GLOBAL_CFG_LOCK_RES_ID);
863 * ice_acquire_change_lock
864 * @hw: pointer to the HW structure
865 * @access: access type (read or write)
867 * This function will request ownership of the change lock.
870 ice_acquire_change_lock(struct ice_hw *hw, enum ice_aq_res_access_type access)
872 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
874 return ice_acquire_res(hw, ICE_CHANGE_LOCK_RES_ID, access,
875 ICE_CHANGE_LOCK_TIMEOUT);
879 * ice_release_change_lock
880 * @hw: pointer to the HW structure
882 * This function will release the change lock using the proper Admin Command.
884 void ice_release_change_lock(struct ice_hw *hw)
886 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
888 ice_release_res(hw, ICE_CHANGE_LOCK_RES_ID);
892 * ice_aq_download_pkg
893 * @hw: pointer to the hardware structure
894 * @pkg_buf: the package buffer to transfer
895 * @buf_size: the size of the package buffer
896 * @last_buf: last buffer indicator
897 * @error_offset: returns error offset
898 * @error_info: returns error information
899 * @cd: pointer to command details structure or NULL
901 * Download Package (0x0C40)
903 static enum ice_status
904 ice_aq_download_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
905 u16 buf_size, bool last_buf, u32 *error_offset,
906 u32 *error_info, struct ice_sq_cd *cd)
908 struct ice_aqc_download_pkg *cmd;
909 struct ice_aq_desc desc;
910 enum ice_status status;
912 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
919 cmd = &desc.params.download_pkg;
920 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_download_pkg);
921 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
924 cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
926 status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
927 if (status == ICE_ERR_AQ_ERROR) {
928 /* Read error from buffer only when the FW returned an error */
929 struct ice_aqc_download_pkg_resp *resp;
931 resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
933 *error_offset = LE32_TO_CPU(resp->error_offset);
935 *error_info = LE32_TO_CPU(resp->error_info);
942 * ice_aq_upload_section
943 * @hw: pointer to the hardware structure
944 * @pkg_buf: the package buffer which will receive the section
945 * @buf_size: the size of the package buffer
946 * @cd: pointer to command details structure or NULL
948 * Upload Section (0x0C41)
951 ice_aq_upload_section(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
952 u16 buf_size, struct ice_sq_cd *cd)
954 struct ice_aq_desc desc;
956 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
957 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_upload_section);
958 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
960 return ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
965 * @hw: pointer to the hardware structure
966 * @pkg_buf: the package cmd buffer
967 * @buf_size: the size of the package cmd buffer
968 * @last_buf: last buffer indicator
969 * @error_offset: returns error offset
970 * @error_info: returns error information
971 * @cd: pointer to command details structure or NULL
973 * Update Package (0x0C42)
975 static enum ice_status
976 ice_aq_update_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf, u16 buf_size,
977 bool last_buf, u32 *error_offset, u32 *error_info,
978 struct ice_sq_cd *cd)
980 struct ice_aqc_download_pkg *cmd;
981 struct ice_aq_desc desc;
982 enum ice_status status;
984 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
991 cmd = &desc.params.download_pkg;
992 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_update_pkg);
993 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
996 cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
998 status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
999 if (status == ICE_ERR_AQ_ERROR) {
1000 /* Read error from buffer only when the FW returned an error */
1001 struct ice_aqc_download_pkg_resp *resp;
1003 resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
1005 *error_offset = LE32_TO_CPU(resp->error_offset);
1007 *error_info = LE32_TO_CPU(resp->error_info);
1014 * ice_find_seg_in_pkg
1015 * @hw: pointer to the hardware structure
1016 * @seg_type: the segment type to search for (i.e., SEGMENT_TYPE_CPK)
1017 * @pkg_hdr: pointer to the package header to be searched
1019 * This function searches a package file for a particular segment type. On
1020 * success it returns a pointer to the segment header, otherwise it will
1023 static struct ice_generic_seg_hdr *
1024 ice_find_seg_in_pkg(struct ice_hw *hw, u32 seg_type,
1025 struct ice_pkg_hdr *pkg_hdr)
1029 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1030 ice_debug(hw, ICE_DBG_PKG, "Package format version: %d.%d.%d.%d\n",
1031 pkg_hdr->pkg_format_ver.major, pkg_hdr->pkg_format_ver.minor,
1032 pkg_hdr->pkg_format_ver.update,
1033 pkg_hdr->pkg_format_ver.draft);
1035 /* Search all package segments for the requested segment type */
1036 for (i = 0; i < LE32_TO_CPU(pkg_hdr->seg_count); i++) {
1037 struct ice_generic_seg_hdr *seg;
1039 seg = (struct ice_generic_seg_hdr *)
1040 ((u8 *)pkg_hdr + LE32_TO_CPU(pkg_hdr->seg_offset[i]));
1042 if (LE32_TO_CPU(seg->seg_type) == seg_type)
1050 * ice_update_pkg_no_lock
1051 * @hw: pointer to the hardware structure
1052 * @bufs: pointer to an array of buffers
1053 * @count: the number of buffers in the array
1055 static enum ice_status
1056 ice_update_pkg_no_lock(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
1058 enum ice_status status = ICE_SUCCESS;
1061 for (i = 0; i < count; i++) {
1062 struct ice_buf_hdr *bh = (struct ice_buf_hdr *)(bufs + i);
1063 bool last = ((i + 1) == count);
1066 status = ice_aq_update_pkg(hw, bh, LE16_TO_CPU(bh->data_end),
1067 last, &offset, &info, NULL);
1070 ice_debug(hw, ICE_DBG_PKG, "Update pkg failed: err %d off %d inf %d\n",
1071 status, offset, info);
1081 * @hw: pointer to the hardware structure
1082 * @bufs: pointer to an array of buffers
1083 * @count: the number of buffers in the array
1085 * Obtains change lock and updates package.
1088 ice_update_pkg(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
1090 enum ice_status status;
1092 status = ice_acquire_change_lock(hw, ICE_RES_WRITE);
1096 status = ice_update_pkg_no_lock(hw, bufs, count);
1098 ice_release_change_lock(hw);
1104 * ice_dwnld_cfg_bufs
1105 * @hw: pointer to the hardware structure
1106 * @bufs: pointer to an array of buffers
1107 * @count: the number of buffers in the array
1109 * Obtains global config lock and downloads the package configuration buffers
1110 * to the firmware. Metadata buffers are skipped, and the first metadata buffer
1111 * found indicates that the rest of the buffers are all metadata buffers.
1113 static enum ice_status
1114 ice_dwnld_cfg_bufs(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
1116 enum ice_status status;
1117 struct ice_buf_hdr *bh;
1118 u32 offset, info, i;
1120 if (!bufs || !count)
1121 return ICE_ERR_PARAM;
1123 /* If the first buffer's first section has its metadata bit set
1124 * then there are no buffers to be downloaded, and the operation is
1125 * considered a success.
1127 bh = (struct ice_buf_hdr *)bufs;
1128 if (LE32_TO_CPU(bh->section_entry[0].type) & ICE_METADATA_BUF)
1131 /* reset pkg_dwnld_status in case this function is called in the
1132 * reset/rebuild flow
1134 hw->pkg_dwnld_status = ICE_AQ_RC_OK;
1136 status = ice_acquire_global_cfg_lock(hw, ICE_RES_WRITE);
1138 if (status == ICE_ERR_AQ_NO_WORK)
1139 hw->pkg_dwnld_status = ICE_AQ_RC_EEXIST;
1141 hw->pkg_dwnld_status = hw->adminq.sq_last_status;
1145 for (i = 0; i < count; i++) {
1146 bool last = ((i + 1) == count);
1149 /* check next buffer for metadata flag */
1150 bh = (struct ice_buf_hdr *)(bufs + i + 1);
1152 /* A set metadata flag in the next buffer will signal
1153 * that the current buffer will be the last buffer
1156 if (LE16_TO_CPU(bh->section_count))
1157 if (LE32_TO_CPU(bh->section_entry[0].type) &
1162 bh = (struct ice_buf_hdr *)(bufs + i);
1164 status = ice_aq_download_pkg(hw, bh, ICE_PKG_BUF_SIZE, last,
1165 &offset, &info, NULL);
1167 /* Save AQ status from download package */
1168 hw->pkg_dwnld_status = hw->adminq.sq_last_status;
1170 ice_debug(hw, ICE_DBG_PKG, "Pkg download failed: err %d off %d inf %d\n",
1171 status, offset, info);
1180 status = ice_set_vlan_mode(hw);
1182 ice_debug(hw, ICE_DBG_PKG, "Failed to set VLAN mode: err %d\n",
1186 ice_release_global_cfg_lock(hw);
1192 * ice_aq_get_pkg_info_list
1193 * @hw: pointer to the hardware structure
1194 * @pkg_info: the buffer which will receive the information list
1195 * @buf_size: the size of the pkg_info information buffer
1196 * @cd: pointer to command details structure or NULL
1198 * Get Package Info List (0x0C43)
1200 static enum ice_status
1201 ice_aq_get_pkg_info_list(struct ice_hw *hw,
1202 struct ice_aqc_get_pkg_info_resp *pkg_info,
1203 u16 buf_size, struct ice_sq_cd *cd)
1205 struct ice_aq_desc desc;
1207 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1208 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_pkg_info_list);
1210 return ice_aq_send_cmd(hw, &desc, pkg_info, buf_size, cd);
1215 * @hw: pointer to the hardware structure
1216 * @ice_seg: pointer to the segment of the package to be downloaded
1218 * Handles the download of a complete package.
1220 static enum ice_status
1221 ice_download_pkg(struct ice_hw *hw, struct ice_seg *ice_seg)
1223 struct ice_buf_table *ice_buf_tbl;
1224 enum ice_status status;
1226 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1227 ice_debug(hw, ICE_DBG_PKG, "Segment format version: %d.%d.%d.%d\n",
1228 ice_seg->hdr.seg_format_ver.major,
1229 ice_seg->hdr.seg_format_ver.minor,
1230 ice_seg->hdr.seg_format_ver.update,
1231 ice_seg->hdr.seg_format_ver.draft);
1233 ice_debug(hw, ICE_DBG_PKG, "Seg: type 0x%X, size %d, name %s\n",
1234 LE32_TO_CPU(ice_seg->hdr.seg_type),
1235 LE32_TO_CPU(ice_seg->hdr.seg_size), ice_seg->hdr.seg_id);
1237 ice_buf_tbl = ice_find_buf_table(ice_seg);
1239 ice_debug(hw, ICE_DBG_PKG, "Seg buf count: %d\n",
1240 LE32_TO_CPU(ice_buf_tbl->buf_count));
1242 status = ice_dwnld_cfg_bufs(hw, ice_buf_tbl->buf_array,
1243 LE32_TO_CPU(ice_buf_tbl->buf_count));
1245 ice_post_pkg_dwnld_vlan_mode_cfg(hw);
1252 * @hw: pointer to the hardware structure
1253 * @pkg_hdr: pointer to the driver's package hdr
1255 * Saves off the package details into the HW structure.
1257 static enum ice_status
1258 ice_init_pkg_info(struct ice_hw *hw, struct ice_pkg_hdr *pkg_hdr)
1260 struct ice_generic_seg_hdr *seg_hdr;
1262 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1264 return ICE_ERR_PARAM;
1266 hw->pkg_seg_id = SEGMENT_TYPE_ICE_E810;
1268 ice_debug(hw, ICE_DBG_INIT, "Pkg using segment id: 0x%08X\n",
1271 seg_hdr = (struct ice_generic_seg_hdr *)
1272 ice_find_seg_in_pkg(hw, hw->pkg_seg_id, pkg_hdr);
1274 struct ice_meta_sect *meta;
1275 struct ice_pkg_enum state;
1277 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1279 /* Get package information from the Metadata Section */
1280 meta = (struct ice_meta_sect *)
1281 ice_pkg_enum_section((struct ice_seg *)seg_hdr, &state,
1284 ice_debug(hw, ICE_DBG_INIT, "Did not find ice metadata section in package\n");
1288 hw->pkg_ver = meta->ver;
1289 ice_memcpy(hw->pkg_name, meta->name, sizeof(meta->name),
1290 ICE_NONDMA_TO_NONDMA);
1292 ice_debug(hw, ICE_DBG_PKG, "Pkg: %d.%d.%d.%d, %s\n",
1293 meta->ver.major, meta->ver.minor, meta->ver.update,
1294 meta->ver.draft, meta->name);
1296 hw->ice_seg_fmt_ver = seg_hdr->seg_format_ver;
1297 ice_memcpy(hw->ice_seg_id, seg_hdr->seg_id,
1298 sizeof(hw->ice_seg_id), ICE_NONDMA_TO_NONDMA);
1300 ice_debug(hw, ICE_DBG_PKG, "Ice Seg: %d.%d.%d.%d, %s\n",
1301 seg_hdr->seg_format_ver.major,
1302 seg_hdr->seg_format_ver.minor,
1303 seg_hdr->seg_format_ver.update,
1304 seg_hdr->seg_format_ver.draft,
1307 ice_debug(hw, ICE_DBG_INIT, "Did not find ice segment in driver package\n");
1316 * @hw: pointer to the hardware structure
1318 * Store details of the package currently loaded in HW into the HW structure.
1320 static enum ice_status ice_get_pkg_info(struct ice_hw *hw)
1322 struct ice_aqc_get_pkg_info_resp *pkg_info;
1323 enum ice_status status;
1327 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1329 size = ice_struct_size(pkg_info, pkg_info, ICE_PKG_CNT);
1330 pkg_info = (struct ice_aqc_get_pkg_info_resp *)ice_malloc(hw, size);
1332 return ICE_ERR_NO_MEMORY;
1334 status = ice_aq_get_pkg_info_list(hw, pkg_info, size, NULL);
1336 goto init_pkg_free_alloc;
1338 for (i = 0; i < LE32_TO_CPU(pkg_info->count); i++) {
1339 #define ICE_PKG_FLAG_COUNT 4
1340 char flags[ICE_PKG_FLAG_COUNT + 1] = { 0 };
1343 if (pkg_info->pkg_info[i].is_active) {
1344 flags[place++] = 'A';
1345 hw->active_pkg_ver = pkg_info->pkg_info[i].ver;
1346 hw->active_track_id =
1347 LE32_TO_CPU(pkg_info->pkg_info[i].track_id);
1348 ice_memcpy(hw->active_pkg_name,
1349 pkg_info->pkg_info[i].name,
1350 sizeof(pkg_info->pkg_info[i].name),
1351 ICE_NONDMA_TO_NONDMA);
1352 hw->active_pkg_in_nvm = pkg_info->pkg_info[i].is_in_nvm;
1354 if (pkg_info->pkg_info[i].is_active_at_boot)
1355 flags[place++] = 'B';
1356 if (pkg_info->pkg_info[i].is_modified)
1357 flags[place++] = 'M';
1358 if (pkg_info->pkg_info[i].is_in_nvm)
1359 flags[place++] = 'N';
1361 ice_debug(hw, ICE_DBG_PKG, "Pkg[%d]: %d.%d.%d.%d,%s,%s\n",
1362 i, pkg_info->pkg_info[i].ver.major,
1363 pkg_info->pkg_info[i].ver.minor,
1364 pkg_info->pkg_info[i].ver.update,
1365 pkg_info->pkg_info[i].ver.draft,
1366 pkg_info->pkg_info[i].name, flags);
1369 init_pkg_free_alloc:
1370 ice_free(hw, pkg_info);
1376 * ice_verify_pkg - verify package
1377 * @pkg: pointer to the package buffer
1378 * @len: size of the package buffer
1380 * Verifies various attributes of the package file, including length, format
1381 * version, and the requirement of at least one segment.
1383 static enum ice_status ice_verify_pkg(struct ice_pkg_hdr *pkg, u32 len)
1388 if (len < ice_struct_size(pkg, seg_offset, 1))
1389 return ICE_ERR_BUF_TOO_SHORT;
1391 if (pkg->pkg_format_ver.major != ICE_PKG_FMT_VER_MAJ ||
1392 pkg->pkg_format_ver.minor != ICE_PKG_FMT_VER_MNR ||
1393 pkg->pkg_format_ver.update != ICE_PKG_FMT_VER_UPD ||
1394 pkg->pkg_format_ver.draft != ICE_PKG_FMT_VER_DFT)
1397 /* pkg must have at least one segment */
1398 seg_count = LE32_TO_CPU(pkg->seg_count);
1402 /* make sure segment array fits in package length */
1403 if (len < ice_struct_size(pkg, seg_offset, seg_count))
1404 return ICE_ERR_BUF_TOO_SHORT;
1406 /* all segments must fit within length */
1407 for (i = 0; i < seg_count; i++) {
1408 u32 off = LE32_TO_CPU(pkg->seg_offset[i]);
1409 struct ice_generic_seg_hdr *seg;
1411 /* segment header must fit */
1412 if (len < off + sizeof(*seg))
1413 return ICE_ERR_BUF_TOO_SHORT;
1415 seg = (struct ice_generic_seg_hdr *)((u8 *)pkg + off);
1417 /* segment body must fit */
1418 if (len < off + LE32_TO_CPU(seg->seg_size))
1419 return ICE_ERR_BUF_TOO_SHORT;
1426 * ice_free_seg - free package segment pointer
1427 * @hw: pointer to the hardware structure
1429 * Frees the package segment pointer in the proper manner, depending on if the
1430 * segment was allocated or just the passed in pointer was stored.
1432 void ice_free_seg(struct ice_hw *hw)
1435 ice_free(hw, hw->pkg_copy);
1436 hw->pkg_copy = NULL;
1443 * ice_init_pkg_regs - initialize additional package registers
1444 * @hw: pointer to the hardware structure
1446 static void ice_init_pkg_regs(struct ice_hw *hw)
1448 #define ICE_SW_BLK_INP_MASK_L 0xFFFFFFFF
1449 #define ICE_SW_BLK_INP_MASK_H 0x0000FFFF
1450 #define ICE_SW_BLK_IDX 0
1451 if (hw->dcf_enabled)
1454 /* setup Switch block input mask, which is 48-bits in two parts */
1455 wr32(hw, GL_PREEXT_L2_PMASK0(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_L);
1456 wr32(hw, GL_PREEXT_L2_PMASK1(ICE_SW_BLK_IDX), ICE_SW_BLK_INP_MASK_H);
1460 * ice_chk_pkg_version - check package version for compatibility with driver
1461 * @pkg_ver: pointer to a version structure to check
1463 * Check to make sure that the package about to be downloaded is compatible with
1464 * the driver. To be compatible, the major and minor components of the package
1465 * version must match our ICE_PKG_SUPP_VER_MAJ and ICE_PKG_SUPP_VER_MNR
1468 static enum ice_status ice_chk_pkg_version(struct ice_pkg_ver *pkg_ver)
1470 if (pkg_ver->major != ICE_PKG_SUPP_VER_MAJ ||
1471 pkg_ver->minor != ICE_PKG_SUPP_VER_MNR)
1472 return ICE_ERR_NOT_SUPPORTED;
1478 * ice_chk_pkg_compat
1479 * @hw: pointer to the hardware structure
1480 * @ospkg: pointer to the package hdr
1481 * @seg: pointer to the package segment hdr
1483 * This function checks the package version compatibility with driver and NVM
1485 static enum ice_status
1486 ice_chk_pkg_compat(struct ice_hw *hw, struct ice_pkg_hdr *ospkg,
1487 struct ice_seg **seg)
1489 struct ice_aqc_get_pkg_info_resp *pkg;
1490 enum ice_status status;
1494 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1496 /* Check package version compatibility */
1497 status = ice_chk_pkg_version(&hw->pkg_ver);
1499 ice_debug(hw, ICE_DBG_INIT, "Package version check failed.\n");
1503 /* find ICE segment in given package */
1504 *seg = (struct ice_seg *)ice_find_seg_in_pkg(hw, hw->pkg_seg_id,
1507 ice_debug(hw, ICE_DBG_INIT, "no ice segment in package.\n");
1511 /* Check if FW is compatible with the OS package */
1512 size = ice_struct_size(pkg, pkg_info, ICE_PKG_CNT);
1513 pkg = (struct ice_aqc_get_pkg_info_resp *)ice_malloc(hw, size);
1515 return ICE_ERR_NO_MEMORY;
1517 status = ice_aq_get_pkg_info_list(hw, pkg, size, NULL);
1519 goto fw_ddp_compat_free_alloc;
1521 for (i = 0; i < LE32_TO_CPU(pkg->count); i++) {
1522 /* loop till we find the NVM package */
1523 if (!pkg->pkg_info[i].is_in_nvm)
1525 if ((*seg)->hdr.seg_format_ver.major !=
1526 pkg->pkg_info[i].ver.major ||
1527 (*seg)->hdr.seg_format_ver.minor >
1528 pkg->pkg_info[i].ver.minor) {
1529 status = ICE_ERR_FW_DDP_MISMATCH;
1530 ice_debug(hw, ICE_DBG_INIT, "OS package is not compatible with NVM.\n");
1532 /* done processing NVM package so break */
1535 fw_ddp_compat_free_alloc:
1542 * @sect_type: section type
1543 * @section: pointer to section
1544 * @index: index of the field vector entry to be returned
1545 * @offset: ptr to variable that receives the offset in the field vector table
1547 * This is a callback function that can be passed to ice_pkg_enum_entry.
1548 * This function treats the given section as of type ice_sw_fv_section and
1549 * enumerates offset field. "offset" is an index into the field vector table.
1552 ice_sw_fv_handler(u32 sect_type, void *section, u32 index, u32 *offset)
1554 struct ice_sw_fv_section *fv_section =
1555 (struct ice_sw_fv_section *)section;
1557 if (!section || sect_type != ICE_SID_FLD_VEC_SW)
1559 if (index >= LE16_TO_CPU(fv_section->count))
1562 /* "index" passed in to this function is relative to a given
1563 * 4k block. To get to the true index into the field vector
1564 * table need to add the relative index to the base_offset
1565 * field of this section
1567 *offset = LE16_TO_CPU(fv_section->base_offset) + index;
1568 return fv_section->fv + index;
1572 * ice_get_prof_index_max - get the max profile index for used profile
1573 * @hw: pointer to the HW struct
1575 * Calling this function will get the max profile index for used profile
1576 * and store the index number in struct ice_switch_info *switch_info
1577 * in hw for following use.
1579 static int ice_get_prof_index_max(struct ice_hw *hw)
1581 u16 prof_index = 0, j, max_prof_index = 0;
1582 struct ice_pkg_enum state;
1583 struct ice_seg *ice_seg;
1588 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1591 return ICE_ERR_PARAM;
1596 fv = (struct ice_fv *)
1597 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1598 &offset, ice_sw_fv_handler);
1603 /* in the profile that not be used, the prot_id is set to 0xff
1604 * and the off is set to 0x1ff for all the field vectors.
1606 for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
1607 if (fv->ew[j].prot_id != ICE_PROT_INVALID ||
1608 fv->ew[j].off != ICE_FV_OFFSET_INVAL)
1610 if (flag && prof_index > max_prof_index)
1611 max_prof_index = prof_index;
1617 hw->switch_info->max_used_prof_index = max_prof_index;
1623 * ice_init_pkg - initialize/download package
1624 * @hw: pointer to the hardware structure
1625 * @buf: pointer to the package buffer
1626 * @len: size of the package buffer
1628 * This function initializes a package. The package contains HW tables
1629 * required to do packet processing. First, the function extracts package
1630 * information such as version. Then it finds the ice configuration segment
1631 * within the package; this function then saves a copy of the segment pointer
1632 * within the supplied package buffer. Next, the function will cache any hints
1633 * from the package, followed by downloading the package itself. Note, that if
1634 * a previous PF driver has already downloaded the package successfully, then
1635 * the current driver will not have to download the package again.
1637 * The local package contents will be used to query default behavior and to
1638 * update specific sections of the HW's version of the package (e.g. to update
1639 * the parse graph to understand new protocols).
1641 * This function stores a pointer to the package buffer memory, and it is
1642 * expected that the supplied buffer will not be freed immediately. If the
1643 * package buffer needs to be freed, such as when read from a file, use
1644 * ice_copy_and_init_pkg() instead of directly calling ice_init_pkg() in this
1647 enum ice_status ice_init_pkg(struct ice_hw *hw, u8 *buf, u32 len)
1649 struct ice_pkg_hdr *pkg;
1650 enum ice_status status;
1651 struct ice_seg *seg;
1654 return ICE_ERR_PARAM;
1656 pkg = (struct ice_pkg_hdr *)buf;
1657 status = ice_verify_pkg(pkg, len);
1659 ice_debug(hw, ICE_DBG_INIT, "failed to verify pkg (err: %d)\n",
1664 /* initialize package info */
1665 status = ice_init_pkg_info(hw, pkg);
1669 /* before downloading the package, check package version for
1670 * compatibility with driver
1672 status = ice_chk_pkg_compat(hw, pkg, &seg);
1676 /* initialize package hints and then download package */
1677 ice_init_pkg_hints(hw, seg);
1678 status = ice_download_pkg(hw, seg);
1679 if (status == ICE_ERR_AQ_NO_WORK) {
1680 ice_debug(hw, ICE_DBG_INIT, "package previously loaded - no work.\n");
1681 status = ICE_SUCCESS;
1684 /* Get information on the package currently loaded in HW, then make sure
1685 * the driver is compatible with this version.
1688 status = ice_get_pkg_info(hw);
1690 status = ice_chk_pkg_version(&hw->active_pkg_ver);
1695 /* on successful package download update other required
1696 * registers to support the package and fill HW tables
1697 * with package content.
1699 ice_init_pkg_regs(hw);
1700 ice_fill_blk_tbls(hw);
1701 ice_fill_hw_ptype(hw);
1702 ice_get_prof_index_max(hw);
1704 ice_debug(hw, ICE_DBG_INIT, "package load failed, %d\n",
1712 * ice_copy_and_init_pkg - initialize/download a copy of the package
1713 * @hw: pointer to the hardware structure
1714 * @buf: pointer to the package buffer
1715 * @len: size of the package buffer
1717 * This function copies the package buffer, and then calls ice_init_pkg() to
1718 * initialize the copied package contents.
1720 * The copying is necessary if the package buffer supplied is constant, or if
1721 * the memory may disappear shortly after calling this function.
1723 * If the package buffer resides in the data segment and can be modified, the
1724 * caller is free to use ice_init_pkg() instead of ice_copy_and_init_pkg().
1726 * However, if the package buffer needs to be copied first, such as when being
1727 * read from a file, the caller should use ice_copy_and_init_pkg().
1729 * This function will first copy the package buffer, before calling
1730 * ice_init_pkg(). The caller is free to immediately destroy the original
1731 * package buffer, as the new copy will be managed by this function and
1734 enum ice_status ice_copy_and_init_pkg(struct ice_hw *hw, const u8 *buf, u32 len)
1736 enum ice_status status;
1740 return ICE_ERR_PARAM;
1742 buf_copy = (u8 *)ice_memdup(hw, buf, len, ICE_NONDMA_TO_NONDMA);
1744 status = ice_init_pkg(hw, buf_copy, len);
1746 /* Free the copy, since we failed to initialize the package */
1747 ice_free(hw, buf_copy);
1749 /* Track the copied pkg so we can free it later */
1750 hw->pkg_copy = buf_copy;
1759 * @hw: pointer to the HW structure
1761 * Allocates a package buffer and returns a pointer to the buffer header.
1762 * Note: all package contents must be in Little Endian form.
1764 static struct ice_buf_build *ice_pkg_buf_alloc(struct ice_hw *hw)
1766 struct ice_buf_build *bld;
1767 struct ice_buf_hdr *buf;
1769 bld = (struct ice_buf_build *)ice_malloc(hw, sizeof(*bld));
1773 buf = (struct ice_buf_hdr *)bld;
1774 buf->data_end = CPU_TO_LE16(offsetof(struct ice_buf_hdr,
1780 * ice_get_sw_prof_type - determine switch profile type
1781 * @hw: pointer to the HW structure
1782 * @fv: pointer to the switch field vector
1784 static enum ice_prof_type
1785 ice_get_sw_prof_type(struct ice_hw *hw, struct ice_fv *fv)
1789 for (i = 0; i < hw->blk[ICE_BLK_SW].es.fvw; i++) {
1790 /* UDP tunnel will have UDP_OF protocol ID and VNI offset */
1791 if (fv->ew[i].prot_id == (u8)ICE_PROT_UDP_OF &&
1792 fv->ew[i].off == ICE_VNI_OFFSET)
1793 return ICE_PROF_TUN_UDP;
1795 /* GRE tunnel will have GRE protocol */
1796 if (fv->ew[i].prot_id == (u8)ICE_PROT_GRE_OF)
1797 return ICE_PROF_TUN_GRE;
1799 /* PPPOE tunnel will have PPPOE protocol */
1800 if (fv->ew[i].prot_id == (u8)ICE_PROT_PPPOE)
1801 return ICE_PROF_TUN_PPPOE;
1804 return ICE_PROF_NON_TUN;
1808 * ice_get_sw_fv_bitmap - Get switch field vector bitmap based on profile type
1809 * @hw: pointer to hardware structure
1810 * @req_profs: type of profiles requested
1811 * @bm: pointer to memory for returning the bitmap of field vectors
1814 ice_get_sw_fv_bitmap(struct ice_hw *hw, enum ice_prof_type req_profs,
1817 struct ice_pkg_enum state;
1818 struct ice_seg *ice_seg;
1821 if (req_profs == ICE_PROF_ALL) {
1822 ice_bitmap_set(bm, 0, ICE_MAX_NUM_PROFILES);
1826 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1827 ice_zero_bitmap(bm, ICE_MAX_NUM_PROFILES);
1830 enum ice_prof_type prof_type;
1833 fv = (struct ice_fv *)
1834 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1835 &offset, ice_sw_fv_handler);
1839 /* Determine field vector type */
1840 prof_type = ice_get_sw_prof_type(hw, fv);
1842 if (req_profs & prof_type)
1843 ice_set_bit((u16)offset, bm);
1849 * ice_get_sw_fv_list
1850 * @hw: pointer to the HW structure
1851 * @prot_ids: field vector to search for with a given protocol ID
1852 * @ids_cnt: lookup/protocol count
1853 * @bm: bitmap of field vectors to consider
1854 * @fv_list: Head of a list
1856 * Finds all the field vector entries from switch block that contain
1857 * a given protocol ID and returns a list of structures of type
1858 * "ice_sw_fv_list_entry". Every structure in the list has a field vector
1859 * definition and profile ID information
1860 * NOTE: The caller of the function is responsible for freeing the memory
1861 * allocated for every list entry.
1864 ice_get_sw_fv_list(struct ice_hw *hw, u8 *prot_ids, u16 ids_cnt,
1865 ice_bitmap_t *bm, struct LIST_HEAD_TYPE *fv_list)
1867 struct ice_sw_fv_list_entry *fvl;
1868 struct ice_sw_fv_list_entry *tmp;
1869 struct ice_pkg_enum state;
1870 struct ice_seg *ice_seg;
1874 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1876 if (!ids_cnt || !hw->seg)
1877 return ICE_ERR_PARAM;
1883 fv = (struct ice_fv *)
1884 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1885 &offset, ice_sw_fv_handler);
1890 /* If field vector is not in the bitmap list, then skip this
1893 if (!ice_is_bit_set(bm, (u16)offset))
1896 for (i = 0; i < ids_cnt; i++) {
1899 /* This code assumes that if a switch field vector line
1900 * has a matching protocol, then this line will contain
1901 * the entries necessary to represent every field in
1902 * that protocol header.
1904 for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
1905 if (fv->ew[j].prot_id == prot_ids[i])
1907 if (j >= hw->blk[ICE_BLK_SW].es.fvw)
1909 if (i + 1 == ids_cnt) {
1910 fvl = (struct ice_sw_fv_list_entry *)
1911 ice_malloc(hw, sizeof(*fvl));
1915 fvl->profile_id = offset;
1916 LIST_ADD(&fvl->list_entry, fv_list);
1921 if (LIST_EMPTY(fv_list))
1926 LIST_FOR_EACH_ENTRY_SAFE(fvl, tmp, fv_list, ice_sw_fv_list_entry,
1928 LIST_DEL(&fvl->list_entry);
1932 return ICE_ERR_NO_MEMORY;
1936 * ice_init_prof_result_bm - Initialize the profile result index bitmap
1937 * @hw: pointer to hardware structure
1939 void ice_init_prof_result_bm(struct ice_hw *hw)
1941 struct ice_pkg_enum state;
1942 struct ice_seg *ice_seg;
1945 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
1955 fv = (struct ice_fv *)
1956 ice_pkg_enum_entry(ice_seg, &state, ICE_SID_FLD_VEC_SW,
1957 &off, ice_sw_fv_handler);
1962 ice_zero_bitmap(hw->switch_info->prof_res_bm[off],
1965 /* Determine empty field vector indices, these can be
1966 * used for recipe results. Skip index 0, since it is
1967 * always used for Switch ID.
1969 for (i = 1; i < ICE_MAX_FV_WORDS; i++)
1970 if (fv->ew[i].prot_id == ICE_PROT_INVALID &&
1971 fv->ew[i].off == ICE_FV_OFFSET_INVAL)
1973 hw->switch_info->prof_res_bm[off]);
1979 * @hw: pointer to the HW structure
1980 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1982 * Frees a package buffer
1984 void ice_pkg_buf_free(struct ice_hw *hw, struct ice_buf_build *bld)
1990 * ice_pkg_buf_reserve_section
1991 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1992 * @count: the number of sections to reserve
1994 * Reserves one or more section table entries in a package buffer. This routine
1995 * can be called multiple times as long as they are made before calling
1996 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1997 * is called once, the number of sections that can be allocated will not be able
1998 * to be increased; not using all reserved sections is fine, but this will
1999 * result in some wasted space in the buffer.
2000 * Note: all package contents must be in Little Endian form.
2002 static enum ice_status
2003 ice_pkg_buf_reserve_section(struct ice_buf_build *bld, u16 count)
2005 struct ice_buf_hdr *buf;
2010 return ICE_ERR_PARAM;
2012 buf = (struct ice_buf_hdr *)&bld->buf;
2014 /* already an active section, can't increase table size */
2015 section_count = LE16_TO_CPU(buf->section_count);
2016 if (section_count > 0)
2019 if (bld->reserved_section_table_entries + count > ICE_MAX_S_COUNT)
2021 bld->reserved_section_table_entries += count;
2023 data_end = LE16_TO_CPU(buf->data_end) +
2024 FLEX_ARRAY_SIZE(buf, section_entry, count);
2025 buf->data_end = CPU_TO_LE16(data_end);
2031 * ice_pkg_buf_alloc_section
2032 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
2033 * @type: the section type value
2034 * @size: the size of the section to reserve (in bytes)
2036 * Reserves memory in the buffer for a section's content and updates the
2037 * buffers' status accordingly. This routine returns a pointer to the first
2038 * byte of the section start within the buffer, which is used to fill in the
2040 * Note: all package contents must be in Little Endian form.
2043 ice_pkg_buf_alloc_section(struct ice_buf_build *bld, u32 type, u16 size)
2045 struct ice_buf_hdr *buf;
2049 if (!bld || !type || !size)
2052 buf = (struct ice_buf_hdr *)&bld->buf;
2054 /* check for enough space left in buffer */
2055 data_end = LE16_TO_CPU(buf->data_end);
2057 /* section start must align on 4 byte boundary */
2058 data_end = ICE_ALIGN(data_end, 4);
2060 if ((data_end + size) > ICE_MAX_S_DATA_END)
2063 /* check for more available section table entries */
2064 sect_count = LE16_TO_CPU(buf->section_count);
2065 if (sect_count < bld->reserved_section_table_entries) {
2066 void *section_ptr = ((u8 *)buf) + data_end;
2068 buf->section_entry[sect_count].offset = CPU_TO_LE16(data_end);
2069 buf->section_entry[sect_count].size = CPU_TO_LE16(size);
2070 buf->section_entry[sect_count].type = CPU_TO_LE32(type);
2073 buf->data_end = CPU_TO_LE16(data_end);
2075 buf->section_count = CPU_TO_LE16(sect_count + 1);
2079 /* no free section table entries */
2084 * ice_pkg_buf_alloc_single_section
2085 * @hw: pointer to the HW structure
2086 * @type: the section type value
2087 * @size: the size of the section to reserve (in bytes)
2088 * @section: returns pointer to the section
2090 * Allocates a package buffer with a single section.
2091 * Note: all package contents must be in Little Endian form.
2093 struct ice_buf_build *
2094 ice_pkg_buf_alloc_single_section(struct ice_hw *hw, u32 type, u16 size,
2097 struct ice_buf_build *buf;
2102 buf = ice_pkg_buf_alloc(hw);
2106 if (ice_pkg_buf_reserve_section(buf, 1))
2107 goto ice_pkg_buf_alloc_single_section_err;
2109 *section = ice_pkg_buf_alloc_section(buf, type, size);
2111 goto ice_pkg_buf_alloc_single_section_err;
2115 ice_pkg_buf_alloc_single_section_err:
2116 ice_pkg_buf_free(hw, buf);
2121 * ice_pkg_buf_get_active_sections
2122 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
2124 * Returns the number of active sections. Before using the package buffer
2125 * in an update package command, the caller should make sure that there is at
2126 * least one active section - otherwise, the buffer is not legal and should
2128 * Note: all package contents must be in Little Endian form.
2130 static u16 ice_pkg_buf_get_active_sections(struct ice_buf_build *bld)
2132 struct ice_buf_hdr *buf;
2137 buf = (struct ice_buf_hdr *)&bld->buf;
2138 return LE16_TO_CPU(buf->section_count);
2143 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
2145 * Return a pointer to the buffer's header
2147 struct ice_buf *ice_pkg_buf(struct ice_buf_build *bld)
2156 * ice_tunnel_port_in_use_hlpr - helper function to determine tunnel usage
2157 * @hw: pointer to the HW structure
2158 * @port: port to search for
2159 * @index: optionally returns index
2161 * Returns whether a port is already in use as a tunnel, and optionally its
2164 static bool ice_tunnel_port_in_use_hlpr(struct ice_hw *hw, u16 port, u16 *index)
2168 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2169 if (hw->tnl.tbl[i].in_use && hw->tnl.tbl[i].port == port) {
2179 * ice_tunnel_port_in_use
2180 * @hw: pointer to the HW structure
2181 * @port: port to search for
2182 * @index: optionally returns index
2184 * Returns whether a port is already in use as a tunnel, and optionally its
2187 bool ice_tunnel_port_in_use(struct ice_hw *hw, u16 port, u16 *index)
2191 ice_acquire_lock(&hw->tnl_lock);
2192 res = ice_tunnel_port_in_use_hlpr(hw, port, index);
2193 ice_release_lock(&hw->tnl_lock);
2199 * ice_tunnel_get_type
2200 * @hw: pointer to the HW structure
2201 * @port: port to search for
2202 * @type: returns tunnel index
2204 * For a given port number, will return the type of tunnel.
2207 ice_tunnel_get_type(struct ice_hw *hw, u16 port, enum ice_tunnel_type *type)
2212 ice_acquire_lock(&hw->tnl_lock);
2214 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2215 if (hw->tnl.tbl[i].in_use && hw->tnl.tbl[i].port == port) {
2216 *type = hw->tnl.tbl[i].type;
2221 ice_release_lock(&hw->tnl_lock);
2227 * ice_find_free_tunnel_entry
2228 * @hw: pointer to the HW structure
2229 * @type: tunnel type
2230 * @index: optionally returns index
2232 * Returns whether there is a free tunnel entry, and optionally its index
2235 ice_find_free_tunnel_entry(struct ice_hw *hw, enum ice_tunnel_type type,
2240 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2241 if (hw->tnl.tbl[i].valid && !hw->tnl.tbl[i].in_use &&
2242 hw->tnl.tbl[i].type == type) {
2252 * ice_get_open_tunnel_port - retrieve an open tunnel port
2253 * @hw: pointer to the HW structure
2254 * @type: tunnel type (TNL_ALL will return any open port)
2255 * @port: returns open port
2258 ice_get_open_tunnel_port(struct ice_hw *hw, enum ice_tunnel_type type,
2264 ice_acquire_lock(&hw->tnl_lock);
2266 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2267 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
2268 (type == TNL_ALL || hw->tnl.tbl[i].type == type)) {
2269 *port = hw->tnl.tbl[i].port;
2274 ice_release_lock(&hw->tnl_lock);
2280 * ice_upd_dvm_boost_entry
2281 * @hw: pointer to the HW structure
2282 * @entry: pointer to double vlan boost entry info
2284 static enum ice_status
2285 ice_upd_dvm_boost_entry(struct ice_hw *hw, struct ice_dvm_entry *entry)
2287 struct ice_boost_tcam_section *sect_rx, *sect_tx;
2288 enum ice_status status = ICE_ERR_MAX_LIMIT;
2289 struct ice_buf_build *bld;
2292 bld = ice_pkg_buf_alloc(hw);
2294 return ICE_ERR_NO_MEMORY;
2296 /* allocate 2 sections, one for Rx parser, one for Tx parser */
2297 if (ice_pkg_buf_reserve_section(bld, 2))
2298 goto ice_upd_dvm_boost_entry_err;
2300 sect_rx = (struct ice_boost_tcam_section *)
2301 ice_pkg_buf_alloc_section(bld, ICE_SID_RXPARSER_BOOST_TCAM,
2302 ice_struct_size(sect_rx, tcam, 1));
2304 goto ice_upd_dvm_boost_entry_err;
2305 sect_rx->count = CPU_TO_LE16(1);
2307 sect_tx = (struct ice_boost_tcam_section *)
2308 ice_pkg_buf_alloc_section(bld, ICE_SID_TXPARSER_BOOST_TCAM,
2309 ice_struct_size(sect_tx, tcam, 1));
2311 goto ice_upd_dvm_boost_entry_err;
2312 sect_tx->count = CPU_TO_LE16(1);
2314 /* copy original boost entry to update package buffer */
2315 ice_memcpy(sect_rx->tcam, entry->boost_entry, sizeof(*sect_rx->tcam),
2316 ICE_NONDMA_TO_NONDMA);
2318 /* re-write the don't care and never match bits accordingly */
2319 if (entry->enable) {
2320 /* all bits are don't care */
2325 /* disable, one never match bit, the rest are don't care */
2331 ice_set_key((u8 *)§_rx->tcam[0].key, sizeof(sect_rx->tcam[0].key),
2332 &val, NULL, &dc, &nm, 0, sizeof(u8));
2334 /* exact copy of entry to Tx section entry */
2335 ice_memcpy(sect_tx->tcam, sect_rx->tcam, sizeof(*sect_tx->tcam),
2336 ICE_NONDMA_TO_NONDMA);
2338 status = ice_update_pkg_no_lock(hw, ice_pkg_buf(bld), 1);
2340 ice_upd_dvm_boost_entry_err:
2341 ice_pkg_buf_free(hw, bld);
2347 * ice_set_dvm_boost_entries
2348 * @hw: pointer to the HW structure
2350 * Enable double vlan by updating the appropriate boost tcam entries.
2352 enum ice_status ice_set_dvm_boost_entries(struct ice_hw *hw)
2354 enum ice_status status;
2357 for (i = 0; i < hw->dvm_upd.count; i++) {
2358 status = ice_upd_dvm_boost_entry(hw, &hw->dvm_upd.tbl[i]);
2368 * @hw: pointer to the HW structure
2369 * @type: type of tunnel
2370 * @port: port of tunnel to create
2372 * Create a tunnel by updating the parse graph in the parser. We do that by
2373 * creating a package buffer with the tunnel info and issuing an update package
2377 ice_create_tunnel(struct ice_hw *hw, enum ice_tunnel_type type, u16 port)
2379 struct ice_boost_tcam_section *sect_rx, *sect_tx;
2380 enum ice_status status = ICE_ERR_MAX_LIMIT;
2381 struct ice_buf_build *bld;
2384 ice_acquire_lock(&hw->tnl_lock);
2386 if (ice_tunnel_port_in_use_hlpr(hw, port, &index)) {
2387 hw->tnl.tbl[index].ref++;
2388 status = ICE_SUCCESS;
2389 goto ice_create_tunnel_end;
2392 if (!ice_find_free_tunnel_entry(hw, type, &index)) {
2393 status = ICE_ERR_OUT_OF_RANGE;
2394 goto ice_create_tunnel_end;
2397 bld = ice_pkg_buf_alloc(hw);
2399 status = ICE_ERR_NO_MEMORY;
2400 goto ice_create_tunnel_end;
2403 /* allocate 2 sections, one for Rx parser, one for Tx parser */
2404 if (ice_pkg_buf_reserve_section(bld, 2))
2405 goto ice_create_tunnel_err;
2407 sect_rx = (struct ice_boost_tcam_section *)
2408 ice_pkg_buf_alloc_section(bld, ICE_SID_RXPARSER_BOOST_TCAM,
2409 ice_struct_size(sect_rx, tcam, 1));
2411 goto ice_create_tunnel_err;
2412 sect_rx->count = CPU_TO_LE16(1);
2414 sect_tx = (struct ice_boost_tcam_section *)
2415 ice_pkg_buf_alloc_section(bld, ICE_SID_TXPARSER_BOOST_TCAM,
2416 ice_struct_size(sect_tx, tcam, 1));
2418 goto ice_create_tunnel_err;
2419 sect_tx->count = CPU_TO_LE16(1);
2421 /* copy original boost entry to update package buffer */
2422 ice_memcpy(sect_rx->tcam, hw->tnl.tbl[index].boost_entry,
2423 sizeof(*sect_rx->tcam), ICE_NONDMA_TO_NONDMA);
2425 /* over-write the never-match dest port key bits with the encoded port
2428 ice_set_key((u8 *)§_rx->tcam[0].key, sizeof(sect_rx->tcam[0].key),
2429 (u8 *)&port, NULL, NULL, NULL,
2430 (u16)offsetof(struct ice_boost_key_value, hv_dst_port_key),
2431 sizeof(sect_rx->tcam[0].key.key.hv_dst_port_key));
2433 /* exact copy of entry to Tx section entry */
2434 ice_memcpy(sect_tx->tcam, sect_rx->tcam, sizeof(*sect_tx->tcam),
2435 ICE_NONDMA_TO_NONDMA);
2437 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
2439 hw->tnl.tbl[index].port = port;
2440 hw->tnl.tbl[index].in_use = true;
2441 hw->tnl.tbl[index].ref = 1;
2444 ice_create_tunnel_err:
2445 ice_pkg_buf_free(hw, bld);
2447 ice_create_tunnel_end:
2448 ice_release_lock(&hw->tnl_lock);
2454 * ice_destroy_tunnel
2455 * @hw: pointer to the HW structure
2456 * @port: port of tunnel to destroy (ignored if the all parameter is true)
2457 * @all: flag that states to destroy all tunnels
2459 * Destroys a tunnel or all tunnels by creating an update package buffer
2460 * targeting the specific updates requested and then performing an update
2463 enum ice_status ice_destroy_tunnel(struct ice_hw *hw, u16 port, bool all)
2465 struct ice_boost_tcam_section *sect_rx, *sect_tx;
2466 enum ice_status status = ICE_ERR_MAX_LIMIT;
2467 struct ice_buf_build *bld;
2473 ice_acquire_lock(&hw->tnl_lock);
2475 if (!all && ice_tunnel_port_in_use_hlpr(hw, port, &index))
2476 if (hw->tnl.tbl[index].ref > 1) {
2477 hw->tnl.tbl[index].ref--;
2478 status = ICE_SUCCESS;
2479 goto ice_destroy_tunnel_end;
2482 /* determine count */
2483 for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2484 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
2485 (all || hw->tnl.tbl[i].port == port))
2489 status = ICE_ERR_PARAM;
2490 goto ice_destroy_tunnel_end;
2493 /* size of section - there is at least one entry */
2494 size = ice_struct_size(sect_rx, tcam, count);
2496 bld = ice_pkg_buf_alloc(hw);
2498 status = ICE_ERR_NO_MEMORY;
2499 goto ice_destroy_tunnel_end;
2502 /* allocate 2 sections, one for Rx parser, one for Tx parser */
2503 if (ice_pkg_buf_reserve_section(bld, 2))
2504 goto ice_destroy_tunnel_err;
2506 sect_rx = (struct ice_boost_tcam_section *)
2507 ice_pkg_buf_alloc_section(bld, ICE_SID_RXPARSER_BOOST_TCAM,
2510 goto ice_destroy_tunnel_err;
2511 sect_rx->count = CPU_TO_LE16(count);
2513 sect_tx = (struct ice_boost_tcam_section *)
2514 ice_pkg_buf_alloc_section(bld, ICE_SID_TXPARSER_BOOST_TCAM,
2517 goto ice_destroy_tunnel_err;
2518 sect_tx->count = CPU_TO_LE16(count);
2520 /* copy original boost entry to update package buffer, one copy to Rx
2521 * section, another copy to the Tx section
2523 for (i = 0, j = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
2524 if (hw->tnl.tbl[i].valid && hw->tnl.tbl[i].in_use &&
2525 (all || hw->tnl.tbl[i].port == port)) {
2526 ice_memcpy(sect_rx->tcam + j,
2527 hw->tnl.tbl[i].boost_entry,
2528 sizeof(*sect_rx->tcam),
2529 ICE_NONDMA_TO_NONDMA);
2530 ice_memcpy(sect_tx->tcam + j,
2531 hw->tnl.tbl[i].boost_entry,
2532 sizeof(*sect_tx->tcam),
2533 ICE_NONDMA_TO_NONDMA);
2534 hw->tnl.tbl[i].marked = true;
2538 status = ice_update_pkg(hw, ice_pkg_buf(bld), 1);
2540 for (i = 0; i < hw->tnl.count &&
2541 i < ICE_TUNNEL_MAX_ENTRIES; i++)
2542 if (hw->tnl.tbl[i].marked) {
2543 hw->tnl.tbl[i].ref = 0;
2544 hw->tnl.tbl[i].port = 0;
2545 hw->tnl.tbl[i].in_use = false;
2546 hw->tnl.tbl[i].marked = false;
2549 ice_destroy_tunnel_err:
2550 ice_pkg_buf_free(hw, bld);
2552 ice_destroy_tunnel_end:
2553 ice_release_lock(&hw->tnl_lock);
2559 * ice_find_prot_off - find prot ID and offset pair, based on prof and FV index
2560 * @hw: pointer to the hardware structure
2561 * @blk: hardware block
2563 * @fv_idx: field vector word index
2564 * @prot: variable to receive the protocol ID
2565 * @off: variable to receive the protocol offset
2568 ice_find_prot_off(struct ice_hw *hw, enum ice_block blk, u8 prof, u16 fv_idx,
2571 struct ice_fv_word *fv_ext;
2573 if (prof >= hw->blk[blk].es.count)
2574 return ICE_ERR_PARAM;
2576 if (fv_idx >= hw->blk[blk].es.fvw)
2577 return ICE_ERR_PARAM;
2579 fv_ext = hw->blk[blk].es.t + (prof * hw->blk[blk].es.fvw);
2581 *prot = fv_ext[fv_idx].prot_id;
2582 *off = fv_ext[fv_idx].off;
2587 /* PTG Management */
2590 * ice_ptg_find_ptype - Search for packet type group using packet type (ptype)
2591 * @hw: pointer to the hardware structure
2593 * @ptype: the ptype to search for
2594 * @ptg: pointer to variable that receives the PTG
2596 * This function will search the PTGs for a particular ptype, returning the
2597 * PTG ID that contains it through the PTG parameter, with the value of
2598 * ICE_DEFAULT_PTG (0) meaning it is part the default PTG.
2600 static enum ice_status
2601 ice_ptg_find_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 *ptg)
2603 if (ptype >= ICE_XLT1_CNT || !ptg)
2604 return ICE_ERR_PARAM;
2606 *ptg = hw->blk[blk].xlt1.ptypes[ptype].ptg;
2611 * ice_ptg_alloc_val - Allocates a new packet type group ID by value
2612 * @hw: pointer to the hardware structure
2614 * @ptg: the PTG to allocate
2616 * This function allocates a given packet type group ID specified by the PTG
2619 static void ice_ptg_alloc_val(struct ice_hw *hw, enum ice_block blk, u8 ptg)
2621 hw->blk[blk].xlt1.ptg_tbl[ptg].in_use = true;
2625 * ice_ptg_remove_ptype - Removes ptype from a particular packet type group
2626 * @hw: pointer to the hardware structure
2628 * @ptype: the ptype to remove
2629 * @ptg: the PTG to remove the ptype from
2631 * This function will remove the ptype from the specific PTG, and move it to
2632 * the default PTG (ICE_DEFAULT_PTG).
2634 static enum ice_status
2635 ice_ptg_remove_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2637 struct ice_ptg_ptype **ch;
2638 struct ice_ptg_ptype *p;
2640 if (ptype > ICE_XLT1_CNT - 1)
2641 return ICE_ERR_PARAM;
2643 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use)
2644 return ICE_ERR_DOES_NOT_EXIST;
2646 /* Should not happen if .in_use is set, bad config */
2647 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype)
2650 /* find the ptype within this PTG, and bypass the link over it */
2651 p = hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2652 ch = &hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2654 if (ptype == (p - hw->blk[blk].xlt1.ptypes)) {
2655 *ch = p->next_ptype;
2659 ch = &p->next_ptype;
2663 hw->blk[blk].xlt1.ptypes[ptype].ptg = ICE_DEFAULT_PTG;
2664 hw->blk[blk].xlt1.ptypes[ptype].next_ptype = NULL;
2670 * ice_ptg_add_mv_ptype - Adds/moves ptype to a particular packet type group
2671 * @hw: pointer to the hardware structure
2673 * @ptype: the ptype to add or move
2674 * @ptg: the PTG to add or move the ptype to
2676 * This function will either add or move a ptype to a particular PTG depending
2677 * on if the ptype is already part of another group. Note that using a
2678 * a destination PTG ID of ICE_DEFAULT_PTG (0) will move the ptype to the
2681 static enum ice_status
2682 ice_ptg_add_mv_ptype(struct ice_hw *hw, enum ice_block blk, u16 ptype, u8 ptg)
2684 enum ice_status status;
2687 if (ptype > ICE_XLT1_CNT - 1)
2688 return ICE_ERR_PARAM;
2690 if (!hw->blk[blk].xlt1.ptg_tbl[ptg].in_use && ptg != ICE_DEFAULT_PTG)
2691 return ICE_ERR_DOES_NOT_EXIST;
2693 status = ice_ptg_find_ptype(hw, blk, ptype, &original_ptg);
2697 /* Is ptype already in the correct PTG? */
2698 if (original_ptg == ptg)
2701 /* Remove from original PTG and move back to the default PTG */
2702 if (original_ptg != ICE_DEFAULT_PTG)
2703 ice_ptg_remove_ptype(hw, blk, ptype, original_ptg);
2705 /* Moving to default PTG? Then we're done with this request */
2706 if (ptg == ICE_DEFAULT_PTG)
2709 /* Add ptype to PTG at beginning of list */
2710 hw->blk[blk].xlt1.ptypes[ptype].next_ptype =
2711 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype;
2712 hw->blk[blk].xlt1.ptg_tbl[ptg].first_ptype =
2713 &hw->blk[blk].xlt1.ptypes[ptype];
2715 hw->blk[blk].xlt1.ptypes[ptype].ptg = ptg;
2716 hw->blk[blk].xlt1.t[ptype] = ptg;
2721 /* Block / table size info */
2722 struct ice_blk_size_details {
2723 u16 xlt1; /* # XLT1 entries */
2724 u16 xlt2; /* # XLT2 entries */
2725 u16 prof_tcam; /* # profile ID TCAM entries */
2726 u16 prof_id; /* # profile IDs */
2727 u8 prof_cdid_bits; /* # CDID one-hot bits used in key */
2728 u16 prof_redir; /* # profile redirection entries */
2729 u16 es; /* # extraction sequence entries */
2730 u16 fvw; /* # field vector words */
2731 u8 overwrite; /* overwrite existing entries allowed */
2732 u8 reverse; /* reverse FV order */
2735 static const struct ice_blk_size_details blk_sizes[ICE_BLK_COUNT] = {
2738 * XLT1 - Number of entries in XLT1 table
2739 * XLT2 - Number of entries in XLT2 table
2740 * TCAM - Number of entries Profile ID TCAM table
2741 * CDID - Control Domain ID of the hardware block
2742 * PRED - Number of entries in the Profile Redirection Table
2743 * FV - Number of entries in the Field Vector
2744 * FVW - Width (in WORDs) of the Field Vector
2745 * OVR - Overwrite existing table entries
2748 /* XLT1 , XLT2 ,TCAM, PID,CDID,PRED, FV, FVW */
2749 /* Overwrite , Reverse FV */
2750 /* SW */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 256, 0, 256, 256, 48,
2752 /* ACL */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 32,
2754 /* FD */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2756 /* RSS */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 512, 128, 0, 128, 128, 24,
2758 /* PE */ { ICE_XLT1_CNT, ICE_XLT2_CNT, 64, 32, 0, 32, 32, 24,
2763 ICE_SID_XLT1_OFF = 0,
2766 ICE_SID_PR_REDIR_OFF,
2771 /* Characteristic handling */
2774 * ice_match_prop_lst - determine if properties of two lists match
2775 * @list1: first properties list
2776 * @list2: second properties list
2778 * Count, cookies and the order must match in order to be considered equivalent.
2781 ice_match_prop_lst(struct LIST_HEAD_TYPE *list1, struct LIST_HEAD_TYPE *list2)
2783 struct ice_vsig_prof *tmp1;
2784 struct ice_vsig_prof *tmp2;
2788 /* compare counts */
2789 LIST_FOR_EACH_ENTRY(tmp1, list1, ice_vsig_prof, list)
2791 LIST_FOR_EACH_ENTRY(tmp2, list2, ice_vsig_prof, list)
2793 if (!count || count != chk_count)
2796 tmp1 = LIST_FIRST_ENTRY(list1, struct ice_vsig_prof, list);
2797 tmp2 = LIST_FIRST_ENTRY(list2, struct ice_vsig_prof, list);
2799 /* profile cookies must compare, and in the exact same order to take
2800 * into account priority
2803 if (tmp2->profile_cookie != tmp1->profile_cookie)
2806 tmp1 = LIST_NEXT_ENTRY(tmp1, struct ice_vsig_prof, list);
2807 tmp2 = LIST_NEXT_ENTRY(tmp2, struct ice_vsig_prof, list);
2813 /* VSIG Management */
2816 * ice_vsig_find_vsi - find a VSIG that contains a specified VSI
2817 * @hw: pointer to the hardware structure
2819 * @vsi: VSI of interest
2820 * @vsig: pointer to receive the VSI group
2822 * This function will lookup the VSI entry in the XLT2 list and return
2823 * the VSI group its associated with.
2826 ice_vsig_find_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 *vsig)
2828 if (!vsig || vsi >= ICE_MAX_VSI)
2829 return ICE_ERR_PARAM;
2831 /* As long as there's a default or valid VSIG associated with the input
2832 * VSI, the functions returns a success. Any handling of VSIG will be
2833 * done by the following add, update or remove functions.
2835 *vsig = hw->blk[blk].xlt2.vsis[vsi].vsig;
2841 * ice_vsig_alloc_val - allocate a new VSIG by value
2842 * @hw: pointer to the hardware structure
2844 * @vsig: the VSIG to allocate
2846 * This function will allocate a given VSIG specified by the VSIG parameter.
2848 static u16 ice_vsig_alloc_val(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2850 u16 idx = vsig & ICE_VSIG_IDX_M;
2852 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use) {
2853 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2854 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = true;
2857 return ICE_VSIG_VALUE(idx, hw->pf_id);
2861 * ice_vsig_alloc - Finds a free entry and allocates a new VSIG
2862 * @hw: pointer to the hardware structure
2865 * This function will iterate through the VSIG list and mark the first
2866 * unused entry for the new VSIG entry as used and return that value.
2868 static u16 ice_vsig_alloc(struct ice_hw *hw, enum ice_block blk)
2872 for (i = 1; i < ICE_MAX_VSIGS; i++)
2873 if (!hw->blk[blk].xlt2.vsig_tbl[i].in_use)
2874 return ice_vsig_alloc_val(hw, blk, i);
2876 return ICE_DEFAULT_VSIG;
2880 * ice_find_dup_props_vsig - find VSI group with a specified set of properties
2881 * @hw: pointer to the hardware structure
2883 * @chs: characteristic list
2884 * @vsig: returns the VSIG with the matching profiles, if found
2886 * Each VSIG is associated with a characteristic set; i.e. all VSIs under
2887 * a group have the same characteristic set. To check if there exists a VSIG
2888 * which has the same characteristics as the input characteristics; this
2889 * function will iterate through the XLT2 list and return the VSIG that has a
2890 * matching configuration. In order to make sure that priorities are accounted
2891 * for, the list must match exactly, including the order in which the
2892 * characteristics are listed.
2894 static enum ice_status
2895 ice_find_dup_props_vsig(struct ice_hw *hw, enum ice_block blk,
2896 struct LIST_HEAD_TYPE *chs, u16 *vsig)
2898 struct ice_xlt2 *xlt2 = &hw->blk[blk].xlt2;
2901 for (i = 0; i < xlt2->count; i++)
2902 if (xlt2->vsig_tbl[i].in_use &&
2903 ice_match_prop_lst(chs, &xlt2->vsig_tbl[i].prop_lst)) {
2904 *vsig = ICE_VSIG_VALUE(i, hw->pf_id);
2908 return ICE_ERR_DOES_NOT_EXIST;
2912 * ice_vsig_free - free VSI group
2913 * @hw: pointer to the hardware structure
2915 * @vsig: VSIG to remove
2917 * The function will remove all VSIs associated with the input VSIG and move
2918 * them to the DEFAULT_VSIG and mark the VSIG available.
2920 static enum ice_status
2921 ice_vsig_free(struct ice_hw *hw, enum ice_block blk, u16 vsig)
2923 struct ice_vsig_prof *dtmp, *del;
2924 struct ice_vsig_vsi *vsi_cur;
2927 idx = vsig & ICE_VSIG_IDX_M;
2928 if (idx >= ICE_MAX_VSIGS)
2929 return ICE_ERR_PARAM;
2931 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2932 return ICE_ERR_DOES_NOT_EXIST;
2934 hw->blk[blk].xlt2.vsig_tbl[idx].in_use = false;
2936 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
2937 /* If the VSIG has at least 1 VSI then iterate through the
2938 * list and remove the VSIs before deleting the group.
2941 /* remove all vsis associated with this VSIG XLT2 entry */
2943 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
2945 vsi_cur->vsig = ICE_DEFAULT_VSIG;
2946 vsi_cur->changed = 1;
2947 vsi_cur->next_vsi = NULL;
2951 /* NULL terminate head of VSI list */
2952 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi = NULL;
2955 /* free characteristic list */
2956 LIST_FOR_EACH_ENTRY_SAFE(del, dtmp,
2957 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
2958 ice_vsig_prof, list) {
2959 LIST_DEL(&del->list);
2963 /* if VSIG characteristic list was cleared for reset
2964 * re-initialize the list head
2966 INIT_LIST_HEAD(&hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst);
2972 * ice_vsig_remove_vsi - remove VSI from VSIG
2973 * @hw: pointer to the hardware structure
2975 * @vsi: VSI to remove
2976 * @vsig: VSI group to remove from
2978 * The function will remove the input VSI from its VSI group and move it
2979 * to the DEFAULT_VSIG.
2981 static enum ice_status
2982 ice_vsig_remove_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
2984 struct ice_vsig_vsi **vsi_head, *vsi_cur, *vsi_tgt;
2987 idx = vsig & ICE_VSIG_IDX_M;
2989 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
2990 return ICE_ERR_PARAM;
2992 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
2993 return ICE_ERR_DOES_NOT_EXIST;
2995 /* entry already in default VSIG, don't have to remove */
2996 if (idx == ICE_DEFAULT_VSIG)
2999 vsi_head = &hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
3003 vsi_tgt = &hw->blk[blk].xlt2.vsis[vsi];
3004 vsi_cur = (*vsi_head);
3006 /* iterate the VSI list, skip over the entry to be removed */
3008 if (vsi_tgt == vsi_cur) {
3009 (*vsi_head) = vsi_cur->next_vsi;
3012 vsi_head = &vsi_cur->next_vsi;
3013 vsi_cur = vsi_cur->next_vsi;
3016 /* verify if VSI was removed from group list */
3018 return ICE_ERR_DOES_NOT_EXIST;
3020 vsi_cur->vsig = ICE_DEFAULT_VSIG;
3021 vsi_cur->changed = 1;
3022 vsi_cur->next_vsi = NULL;
3028 * ice_vsig_add_mv_vsi - add or move a VSI to a VSI group
3029 * @hw: pointer to the hardware structure
3032 * @vsig: destination VSI group
3034 * This function will move or add the input VSI to the target VSIG.
3035 * The function will find the original VSIG the VSI belongs to and
3036 * move the entry to the DEFAULT_VSIG, update the original VSIG and
3037 * then move entry to the new VSIG.
3039 static enum ice_status
3040 ice_vsig_add_mv_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
3042 struct ice_vsig_vsi *tmp;
3043 enum ice_status status;
3046 idx = vsig & ICE_VSIG_IDX_M;
3048 if (vsi >= ICE_MAX_VSI || idx >= ICE_MAX_VSIGS)
3049 return ICE_ERR_PARAM;
3051 /* if VSIG not in use and VSIG is not default type this VSIG
3054 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use &&
3055 vsig != ICE_DEFAULT_VSIG)
3056 return ICE_ERR_DOES_NOT_EXIST;
3058 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
3062 /* no update required if vsigs match */
3063 if (orig_vsig == vsig)
3066 if (orig_vsig != ICE_DEFAULT_VSIG) {
3067 /* remove entry from orig_vsig and add to default VSIG */
3068 status = ice_vsig_remove_vsi(hw, blk, vsi, orig_vsig);
3073 if (idx == ICE_DEFAULT_VSIG)
3076 /* Create VSI entry and add VSIG and prop_mask values */
3077 hw->blk[blk].xlt2.vsis[vsi].vsig = vsig;
3078 hw->blk[blk].xlt2.vsis[vsi].changed = 1;
3080 /* Add new entry to the head of the VSIG list */
3081 tmp = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
3082 hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi =
3083 &hw->blk[blk].xlt2.vsis[vsi];
3084 hw->blk[blk].xlt2.vsis[vsi].next_vsi = tmp;
3085 hw->blk[blk].xlt2.t[vsi] = vsig;
3091 * ice_prof_has_mask_idx - determine if profile index masking is identical
3092 * @hw: pointer to the hardware structure
3094 * @prof: profile to check
3095 * @idx: profile index to check
3096 * @mask: mask to match
3099 ice_prof_has_mask_idx(struct ice_hw *hw, enum ice_block blk, u8 prof, u16 idx,
3102 bool expect_no_mask = false;
3107 /* If mask is 0x0000 or 0xffff, then there is no masking */
3108 if (mask == 0 || mask == 0xffff)
3109 expect_no_mask = true;
3111 /* Scan the enabled masks on this profile, for the specified idx */
3112 for (i = hw->blk[blk].masks.first; i < hw->blk[blk].masks.first +
3113 hw->blk[blk].masks.count; i++)
3114 if (hw->blk[blk].es.mask_ena[prof] & BIT(i))
3115 if (hw->blk[blk].masks.masks[i].in_use &&
3116 hw->blk[blk].masks.masks[i].idx == idx) {
3118 if (hw->blk[blk].masks.masks[i].mask == mask)
3123 if (expect_no_mask) {
3135 * ice_prof_has_mask - determine if profile masking is identical
3136 * @hw: pointer to the hardware structure
3138 * @prof: profile to check
3139 * @masks: masks to match
3142 ice_prof_has_mask(struct ice_hw *hw, enum ice_block blk, u8 prof, u16 *masks)
3146 /* es->mask_ena[prof] will have the mask */
3147 for (i = 0; i < hw->blk[blk].es.fvw; i++)
3148 if (!ice_prof_has_mask_idx(hw, blk, prof, i, masks[i]))
3155 * ice_find_prof_id_with_mask - find profile ID for a given field vector
3156 * @hw: pointer to the hardware structure
3158 * @fv: field vector to search for
3159 * @masks: masks for fv
3160 * @prof_id: receives the profile ID
3162 static enum ice_status
3163 ice_find_prof_id_with_mask(struct ice_hw *hw, enum ice_block blk,
3164 struct ice_fv_word *fv, u16 *masks, u8 *prof_id)
3166 struct ice_es *es = &hw->blk[blk].es;
3169 /* For FD and RSS, we don't want to re-use an existed profile with the
3170 * same field vector and mask. This will cause rule interference.
3172 if (blk == ICE_BLK_FD || blk == ICE_BLK_RSS)
3173 return ICE_ERR_DOES_NOT_EXIST;
3175 for (i = 0; i < (u8)es->count; i++) {
3176 u16 off = i * es->fvw;
3178 if (memcmp(&es->t[off], fv, es->fvw * sizeof(*fv)))
3181 /* check if masks settings are the same for this profile */
3182 if (masks && !ice_prof_has_mask(hw, blk, i, masks))
3189 return ICE_ERR_DOES_NOT_EXIST;
3193 * ice_prof_id_rsrc_type - get profile ID resource type for a block type
3194 * @blk: the block type
3195 * @rsrc_type: pointer to variable to receive the resource type
3197 static bool ice_prof_id_rsrc_type(enum ice_block blk, u16 *rsrc_type)
3201 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_PROFID;
3204 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_PROFID;
3207 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_PROFID;
3210 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_PROFID;
3213 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_PROFID;
3222 * ice_tcam_ent_rsrc_type - get TCAM entry resource type for a block type
3223 * @blk: the block type
3224 * @rsrc_type: pointer to variable to receive the resource type
3226 static bool ice_tcam_ent_rsrc_type(enum ice_block blk, u16 *rsrc_type)
3230 *rsrc_type = ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_TCAM;
3233 *rsrc_type = ICE_AQC_RES_TYPE_ACL_PROF_BLDR_TCAM;
3236 *rsrc_type = ICE_AQC_RES_TYPE_FD_PROF_BLDR_TCAM;
3239 *rsrc_type = ICE_AQC_RES_TYPE_HASH_PROF_BLDR_TCAM;
3242 *rsrc_type = ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_TCAM;
3251 * ice_alloc_tcam_ent - allocate hardware TCAM entry
3252 * @hw: pointer to the HW struct
3253 * @blk: the block to allocate the TCAM for
3254 * @btm: true to allocate from bottom of table, false to allocate from top
3255 * @tcam_idx: pointer to variable to receive the TCAM entry
3257 * This function allocates a new entry in a Profile ID TCAM for a specific
3260 static enum ice_status
3261 ice_alloc_tcam_ent(struct ice_hw *hw, enum ice_block blk, bool btm,
3266 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
3267 return ICE_ERR_PARAM;
3269 return ice_alloc_hw_res(hw, res_type, 1, btm, tcam_idx);
3273 * ice_free_tcam_ent - free hardware TCAM entry
3274 * @hw: pointer to the HW struct
3275 * @blk: the block from which to free the TCAM entry
3276 * @tcam_idx: the TCAM entry to free
3278 * This function frees an entry in a Profile ID TCAM for a specific block.
3280 static enum ice_status
3281 ice_free_tcam_ent(struct ice_hw *hw, enum ice_block blk, u16 tcam_idx)
3285 if (!ice_tcam_ent_rsrc_type(blk, &res_type))
3286 return ICE_ERR_PARAM;
3288 return ice_free_hw_res(hw, res_type, 1, &tcam_idx);
3292 * ice_alloc_prof_id - allocate profile ID
3293 * @hw: pointer to the HW struct
3294 * @blk: the block to allocate the profile ID for
3295 * @prof_id: pointer to variable to receive the profile ID
3297 * This function allocates a new profile ID, which also corresponds to a Field
3298 * Vector (Extraction Sequence) entry.
3300 static enum ice_status
3301 ice_alloc_prof_id(struct ice_hw *hw, enum ice_block blk, u8 *prof_id)
3303 enum ice_status status;
3307 if (!ice_prof_id_rsrc_type(blk, &res_type))
3308 return ICE_ERR_PARAM;
3310 status = ice_alloc_hw_res(hw, res_type, 1, false, &get_prof);
3312 *prof_id = (u8)get_prof;
3318 * ice_free_prof_id - free profile ID
3319 * @hw: pointer to the HW struct
3320 * @blk: the block from which to free the profile ID
3321 * @prof_id: the profile ID to free
3323 * This function frees a profile ID, which also corresponds to a Field Vector.
3325 static enum ice_status
3326 ice_free_prof_id(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
3328 u16 tmp_prof_id = (u16)prof_id;
3331 if (!ice_prof_id_rsrc_type(blk, &res_type))
3332 return ICE_ERR_PARAM;
3334 return ice_free_hw_res(hw, res_type, 1, &tmp_prof_id);
3338 * ice_prof_inc_ref - increment reference count for profile
3339 * @hw: pointer to the HW struct
3340 * @blk: the block from which to free the profile ID
3341 * @prof_id: the profile ID for which to increment the reference count
3343 static enum ice_status
3344 ice_prof_inc_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
3346 if (prof_id > hw->blk[blk].es.count)
3347 return ICE_ERR_PARAM;
3349 hw->blk[blk].es.ref_count[prof_id]++;
3355 * ice_write_prof_mask_reg - write profile mask register
3356 * @hw: pointer to the HW struct
3357 * @blk: hardware block
3358 * @mask_idx: mask index
3359 * @idx: index of the FV which will use the mask
3360 * @mask: the 16-bit mask
3363 ice_write_prof_mask_reg(struct ice_hw *hw, enum ice_block blk, u16 mask_idx,
3371 offset = GLQF_HMASK(mask_idx);
3372 val = (idx << GLQF_HMASK_MSK_INDEX_S) &
3373 GLQF_HMASK_MSK_INDEX_M;
3374 val |= (mask << GLQF_HMASK_MASK_S) & GLQF_HMASK_MASK_M;
3377 offset = GLQF_FDMASK(mask_idx);
3378 val = (idx << GLQF_FDMASK_MSK_INDEX_S) &
3379 GLQF_FDMASK_MSK_INDEX_M;
3380 val |= (mask << GLQF_FDMASK_MASK_S) &
3384 ice_debug(hw, ICE_DBG_PKG, "No profile masks for block %d\n",
3389 wr32(hw, offset, val);
3390 ice_debug(hw, ICE_DBG_PKG, "write mask, blk %d (%d): %x = %x\n",
3391 blk, idx, offset, val);
3395 * ice_write_prof_mask_enable_res - write profile mask enable register
3396 * @hw: pointer to the HW struct
3397 * @blk: hardware block
3398 * @prof_id: profile ID
3399 * @enable_mask: enable mask
3402 ice_write_prof_mask_enable_res(struct ice_hw *hw, enum ice_block blk,
3403 u16 prof_id, u32 enable_mask)
3409 offset = GLQF_HMASK_SEL(prof_id);
3412 offset = GLQF_FDMASK_SEL(prof_id);
3415 ice_debug(hw, ICE_DBG_PKG, "No profile masks for block %d\n",
3420 wr32(hw, offset, enable_mask);
3421 ice_debug(hw, ICE_DBG_PKG, "write mask enable, blk %d (%d): %x = %x\n",
3422 blk, prof_id, offset, enable_mask);
3426 * ice_init_prof_masks - initial prof masks
3427 * @hw: pointer to the HW struct
3428 * @blk: hardware block
3430 static void ice_init_prof_masks(struct ice_hw *hw, enum ice_block blk)
3435 ice_init_lock(&hw->blk[blk].masks.lock);
3437 per_pf = ICE_PROF_MASK_COUNT / hw->dev_caps.num_funcs;
3439 hw->blk[blk].masks.count = per_pf;
3440 hw->blk[blk].masks.first = hw->logical_pf_id * per_pf;
3442 ice_memset(hw->blk[blk].masks.masks, 0,
3443 sizeof(hw->blk[blk].masks.masks), ICE_NONDMA_MEM);
3445 for (i = hw->blk[blk].masks.first;
3446 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++)
3447 ice_write_prof_mask_reg(hw, blk, i, 0, 0);
3451 * ice_init_all_prof_masks - initial all prof masks
3452 * @hw: pointer to the HW struct
3454 void ice_init_all_prof_masks(struct ice_hw *hw)
3456 ice_init_prof_masks(hw, ICE_BLK_RSS);
3457 ice_init_prof_masks(hw, ICE_BLK_FD);
3461 * ice_alloc_prof_mask - allocate profile mask
3462 * @hw: pointer to the HW struct
3463 * @blk: hardware block
3464 * @idx: index of FV which will use the mask
3465 * @mask: the 16-bit mask
3466 * @mask_idx: variable to receive the mask index
3468 static enum ice_status
3469 ice_alloc_prof_mask(struct ice_hw *hw, enum ice_block blk, u16 idx, u16 mask,
3472 bool found_unused = false, found_copy = false;
3473 enum ice_status status = ICE_ERR_MAX_LIMIT;
3474 u16 unused_idx = 0, copy_idx = 0;
3477 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3478 return ICE_ERR_PARAM;
3480 ice_acquire_lock(&hw->blk[blk].masks.lock);
3482 for (i = hw->blk[blk].masks.first;
3483 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++)
3484 if (hw->blk[blk].masks.masks[i].in_use) {
3485 /* if mask is in use and it exactly duplicates the
3486 * desired mask and index, then in can be reused
3488 if (hw->blk[blk].masks.masks[i].mask == mask &&
3489 hw->blk[blk].masks.masks[i].idx == idx) {
3495 /* save off unused index, but keep searching in case
3496 * there is an exact match later on
3498 if (!found_unused) {
3499 found_unused = true;
3506 else if (found_unused)
3509 goto err_ice_alloc_prof_mask;
3511 /* update mask for a new entry */
3513 hw->blk[blk].masks.masks[i].in_use = true;
3514 hw->blk[blk].masks.masks[i].mask = mask;
3515 hw->blk[blk].masks.masks[i].idx = idx;
3516 hw->blk[blk].masks.masks[i].ref = 0;
3517 ice_write_prof_mask_reg(hw, blk, i, idx, mask);
3520 hw->blk[blk].masks.masks[i].ref++;
3522 status = ICE_SUCCESS;
3524 err_ice_alloc_prof_mask:
3525 ice_release_lock(&hw->blk[blk].masks.lock);
3531 * ice_free_prof_mask - free profile mask
3532 * @hw: pointer to the HW struct
3533 * @blk: hardware block
3534 * @mask_idx: index of mask
3536 static enum ice_status
3537 ice_free_prof_mask(struct ice_hw *hw, enum ice_block blk, u16 mask_idx)
3539 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3540 return ICE_ERR_PARAM;
3542 if (!(mask_idx >= hw->blk[blk].masks.first &&
3543 mask_idx < hw->blk[blk].masks.first + hw->blk[blk].masks.count))
3544 return ICE_ERR_DOES_NOT_EXIST;
3546 ice_acquire_lock(&hw->blk[blk].masks.lock);
3548 if (!hw->blk[blk].masks.masks[mask_idx].in_use)
3549 goto exit_ice_free_prof_mask;
3551 if (hw->blk[blk].masks.masks[mask_idx].ref > 1) {
3552 hw->blk[blk].masks.masks[mask_idx].ref--;
3553 goto exit_ice_free_prof_mask;
3557 hw->blk[blk].masks.masks[mask_idx].in_use = false;
3558 hw->blk[blk].masks.masks[mask_idx].mask = 0;
3559 hw->blk[blk].masks.masks[mask_idx].idx = 0;
3561 /* update mask as unused entry */
3562 ice_debug(hw, ICE_DBG_PKG, "Free mask, blk %d, mask %d\n", blk,
3564 ice_write_prof_mask_reg(hw, blk, mask_idx, 0, 0);
3566 exit_ice_free_prof_mask:
3567 ice_release_lock(&hw->blk[blk].masks.lock);
3573 * ice_free_prof_masks - free all profile masks for a profile
3574 * @hw: pointer to the HW struct
3575 * @blk: hardware block
3576 * @prof_id: profile ID
3578 static enum ice_status
3579 ice_free_prof_masks(struct ice_hw *hw, enum ice_block blk, u16 prof_id)
3584 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3585 return ICE_ERR_PARAM;
3587 mask_bm = hw->blk[blk].es.mask_ena[prof_id];
3588 for (i = 0; i < BITS_PER_BYTE * sizeof(mask_bm); i++)
3589 if (mask_bm & BIT(i))
3590 ice_free_prof_mask(hw, blk, i);
3596 * ice_shutdown_prof_masks - releases lock for masking
3597 * @hw: pointer to the HW struct
3598 * @blk: hardware block
3600 * This should be called before unloading the driver
3602 static void ice_shutdown_prof_masks(struct ice_hw *hw, enum ice_block blk)
3606 ice_acquire_lock(&hw->blk[blk].masks.lock);
3608 for (i = hw->blk[blk].masks.first;
3609 i < hw->blk[blk].masks.first + hw->blk[blk].masks.count; i++) {
3610 ice_write_prof_mask_reg(hw, blk, i, 0, 0);
3612 hw->blk[blk].masks.masks[i].in_use = false;
3613 hw->blk[blk].masks.masks[i].idx = 0;
3614 hw->blk[blk].masks.masks[i].mask = 0;
3617 ice_release_lock(&hw->blk[blk].masks.lock);
3618 ice_destroy_lock(&hw->blk[blk].masks.lock);
3622 * ice_shutdown_all_prof_masks - releases all locks for masking
3623 * @hw: pointer to the HW struct
3625 * This should be called before unloading the driver
3627 void ice_shutdown_all_prof_masks(struct ice_hw *hw)
3629 ice_shutdown_prof_masks(hw, ICE_BLK_RSS);
3630 ice_shutdown_prof_masks(hw, ICE_BLK_FD);
3634 * ice_update_prof_masking - set registers according to masking
3635 * @hw: pointer to the HW struct
3636 * @blk: hardware block
3637 * @prof_id: profile ID
3640 static enum ice_status
3641 ice_update_prof_masking(struct ice_hw *hw, enum ice_block blk, u16 prof_id,
3649 /* Only support FD and RSS masking, otherwise nothing to be done */
3650 if (blk != ICE_BLK_RSS && blk != ICE_BLK_FD)
3653 for (i = 0; i < hw->blk[blk].es.fvw; i++)
3654 if (masks[i] && masks[i] != 0xFFFF) {
3655 if (!ice_alloc_prof_mask(hw, blk, i, masks[i], &idx)) {
3656 ena_mask |= BIT(idx);
3658 /* not enough bitmaps */
3665 /* free any bitmaps we have allocated */
3666 for (i = 0; i < BITS_PER_BYTE * sizeof(ena_mask); i++)
3667 if (ena_mask & BIT(i))
3668 ice_free_prof_mask(hw, blk, i);
3670 return ICE_ERR_OUT_OF_RANGE;
3673 /* enable the masks for this profile */
3674 ice_write_prof_mask_enable_res(hw, blk, prof_id, ena_mask);
3676 /* store enabled masks with profile so that they can be freed later */
3677 hw->blk[blk].es.mask_ena[prof_id] = ena_mask;
3683 * ice_write_es - write an extraction sequence to hardware
3684 * @hw: pointer to the HW struct
3685 * @blk: the block in which to write the extraction sequence
3686 * @prof_id: the profile ID to write
3687 * @fv: pointer to the extraction sequence to write - NULL to clear extraction
3690 ice_write_es(struct ice_hw *hw, enum ice_block blk, u8 prof_id,
3691 struct ice_fv_word *fv)
3695 off = prof_id * hw->blk[blk].es.fvw;
3697 ice_memset(&hw->blk[blk].es.t[off], 0, hw->blk[blk].es.fvw *
3698 sizeof(*fv), ICE_NONDMA_MEM);
3699 hw->blk[blk].es.written[prof_id] = false;
3701 ice_memcpy(&hw->blk[blk].es.t[off], fv, hw->blk[blk].es.fvw *
3702 sizeof(*fv), ICE_NONDMA_TO_NONDMA);
3707 * ice_prof_dec_ref - decrement reference count for profile
3708 * @hw: pointer to the HW struct
3709 * @blk: the block from which to free the profile ID
3710 * @prof_id: the profile ID for which to decrement the reference count
3712 static enum ice_status
3713 ice_prof_dec_ref(struct ice_hw *hw, enum ice_block blk, u8 prof_id)
3715 if (prof_id > hw->blk[blk].es.count)
3716 return ICE_ERR_PARAM;
3718 if (hw->blk[blk].es.ref_count[prof_id] > 0) {
3719 if (!--hw->blk[blk].es.ref_count[prof_id]) {
3720 ice_write_es(hw, blk, prof_id, NULL);
3721 ice_free_prof_masks(hw, blk, prof_id);
3722 return ice_free_prof_id(hw, blk, prof_id);
3729 /* Block / table section IDs */
3730 static const u32 ice_blk_sids[ICE_BLK_COUNT][ICE_SID_OFF_COUNT] = {
3734 ICE_SID_PROFID_TCAM_SW,
3735 ICE_SID_PROFID_REDIR_SW,
3742 ICE_SID_PROFID_TCAM_ACL,
3743 ICE_SID_PROFID_REDIR_ACL,
3750 ICE_SID_PROFID_TCAM_FD,
3751 ICE_SID_PROFID_REDIR_FD,
3758 ICE_SID_PROFID_TCAM_RSS,
3759 ICE_SID_PROFID_REDIR_RSS,
3766 ICE_SID_PROFID_TCAM_PE,
3767 ICE_SID_PROFID_REDIR_PE,
3773 * ice_init_sw_xlt1_db - init software XLT1 database from HW tables
3774 * @hw: pointer to the hardware structure
3775 * @blk: the HW block to initialize
3777 static void ice_init_sw_xlt1_db(struct ice_hw *hw, enum ice_block blk)
3781 for (pt = 0; pt < hw->blk[blk].xlt1.count; pt++) {
3784 ptg = hw->blk[blk].xlt1.t[pt];
3785 if (ptg != ICE_DEFAULT_PTG) {
3786 ice_ptg_alloc_val(hw, blk, ptg);
3787 ice_ptg_add_mv_ptype(hw, blk, pt, ptg);
3793 * ice_init_sw_xlt2_db - init software XLT2 database from HW tables
3794 * @hw: pointer to the hardware structure
3795 * @blk: the HW block to initialize
3797 static void ice_init_sw_xlt2_db(struct ice_hw *hw, enum ice_block blk)
3801 for (vsi = 0; vsi < hw->blk[blk].xlt2.count; vsi++) {
3804 vsig = hw->blk[blk].xlt2.t[vsi];
3806 ice_vsig_alloc_val(hw, blk, vsig);
3807 ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
3808 /* no changes at this time, since this has been
3809 * initialized from the original package
3811 hw->blk[blk].xlt2.vsis[vsi].changed = 0;
3817 * ice_init_sw_db - init software database from HW tables
3818 * @hw: pointer to the hardware structure
3820 static void ice_init_sw_db(struct ice_hw *hw)
3824 for (i = 0; i < ICE_BLK_COUNT; i++) {
3825 ice_init_sw_xlt1_db(hw, (enum ice_block)i);
3826 ice_init_sw_xlt2_db(hw, (enum ice_block)i);
3831 * ice_fill_tbl - Reads content of a single table type into database
3832 * @hw: pointer to the hardware structure
3833 * @block_id: Block ID of the table to copy
3834 * @sid: Section ID of the table to copy
3836 * Will attempt to read the entire content of a given table of a single block
3837 * into the driver database. We assume that the buffer will always
3838 * be as large or larger than the data contained in the package. If
3839 * this condition is not met, there is most likely an error in the package
3842 static void ice_fill_tbl(struct ice_hw *hw, enum ice_block block_id, u32 sid)
3844 u32 dst_len, sect_len, offset = 0;
3845 struct ice_prof_redir_section *pr;
3846 struct ice_prof_id_section *pid;
3847 struct ice_xlt1_section *xlt1;
3848 struct ice_xlt2_section *xlt2;
3849 struct ice_sw_fv_section *es;
3850 struct ice_pkg_enum state;
3854 /* if the HW segment pointer is null then the first iteration of
3855 * ice_pkg_enum_section() will fail. In this case the HW tables will
3856 * not be filled and return success.
3859 ice_debug(hw, ICE_DBG_PKG, "hw->seg is NULL, tables are not filled\n");
3863 ice_memset(&state, 0, sizeof(state), ICE_NONDMA_MEM);
3865 sect = ice_pkg_enum_section(hw->seg, &state, sid);
3869 case ICE_SID_XLT1_SW:
3870 case ICE_SID_XLT1_FD:
3871 case ICE_SID_XLT1_RSS:
3872 case ICE_SID_XLT1_ACL:
3873 case ICE_SID_XLT1_PE:
3874 xlt1 = (struct ice_xlt1_section *)sect;
3876 sect_len = LE16_TO_CPU(xlt1->count) *
3877 sizeof(*hw->blk[block_id].xlt1.t);
3878 dst = hw->blk[block_id].xlt1.t;
3879 dst_len = hw->blk[block_id].xlt1.count *
3880 sizeof(*hw->blk[block_id].xlt1.t);
3882 case ICE_SID_XLT2_SW:
3883 case ICE_SID_XLT2_FD:
3884 case ICE_SID_XLT2_RSS:
3885 case ICE_SID_XLT2_ACL:
3886 case ICE_SID_XLT2_PE:
3887 xlt2 = (struct ice_xlt2_section *)sect;
3888 src = (_FORCE_ u8 *)xlt2->value;
3889 sect_len = LE16_TO_CPU(xlt2->count) *
3890 sizeof(*hw->blk[block_id].xlt2.t);
3891 dst = (u8 *)hw->blk[block_id].xlt2.t;
3892 dst_len = hw->blk[block_id].xlt2.count *
3893 sizeof(*hw->blk[block_id].xlt2.t);
3895 case ICE_SID_PROFID_TCAM_SW:
3896 case ICE_SID_PROFID_TCAM_FD:
3897 case ICE_SID_PROFID_TCAM_RSS:
3898 case ICE_SID_PROFID_TCAM_ACL:
3899 case ICE_SID_PROFID_TCAM_PE:
3900 pid = (struct ice_prof_id_section *)sect;
3901 src = (u8 *)pid->entry;
3902 sect_len = LE16_TO_CPU(pid->count) *
3903 sizeof(*hw->blk[block_id].prof.t);
3904 dst = (u8 *)hw->blk[block_id].prof.t;
3905 dst_len = hw->blk[block_id].prof.count *
3906 sizeof(*hw->blk[block_id].prof.t);
3908 case ICE_SID_PROFID_REDIR_SW:
3909 case ICE_SID_PROFID_REDIR_FD:
3910 case ICE_SID_PROFID_REDIR_RSS:
3911 case ICE_SID_PROFID_REDIR_ACL:
3912 case ICE_SID_PROFID_REDIR_PE:
3913 pr = (struct ice_prof_redir_section *)sect;
3914 src = pr->redir_value;
3915 sect_len = LE16_TO_CPU(pr->count) *
3916 sizeof(*hw->blk[block_id].prof_redir.t);
3917 dst = hw->blk[block_id].prof_redir.t;
3918 dst_len = hw->blk[block_id].prof_redir.count *
3919 sizeof(*hw->blk[block_id].prof_redir.t);
3921 case ICE_SID_FLD_VEC_SW:
3922 case ICE_SID_FLD_VEC_FD:
3923 case ICE_SID_FLD_VEC_RSS:
3924 case ICE_SID_FLD_VEC_ACL:
3925 case ICE_SID_FLD_VEC_PE:
3926 es = (struct ice_sw_fv_section *)sect;
3928 sect_len = (u32)(LE16_TO_CPU(es->count) *
3929 hw->blk[block_id].es.fvw) *
3930 sizeof(*hw->blk[block_id].es.t);
3931 dst = (u8 *)hw->blk[block_id].es.t;
3932 dst_len = (u32)(hw->blk[block_id].es.count *
3933 hw->blk[block_id].es.fvw) *
3934 sizeof(*hw->blk[block_id].es.t);
3940 /* if the section offset exceeds destination length, terminate
3943 if (offset > dst_len)
3946 /* if the sum of section size and offset exceed destination size
3947 * then we are out of bounds of the HW table size for that PF.
3948 * Changing section length to fill the remaining table space
3951 if ((offset + sect_len) > dst_len)
3952 sect_len = dst_len - offset;
3954 ice_memcpy(dst + offset, src, sect_len, ICE_NONDMA_TO_NONDMA);
3956 sect = ice_pkg_enum_section(NULL, &state, sid);
3961 * ice_fill_blk_tbls - Read package context for tables
3962 * @hw: pointer to the hardware structure
3964 * Reads the current package contents and populates the driver
3965 * database with the data iteratively for all advanced feature
3966 * blocks. Assume that the HW tables have been allocated.
3968 void ice_fill_blk_tbls(struct ice_hw *hw)
3972 for (i = 0; i < ICE_BLK_COUNT; i++) {
3973 enum ice_block blk_id = (enum ice_block)i;
3975 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt1.sid);
3976 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].xlt2.sid);
3977 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof.sid);
3978 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].prof_redir.sid);
3979 ice_fill_tbl(hw, blk_id, hw->blk[blk_id].es.sid);
3986 * ice_free_prof_map - free profile map
3987 * @hw: pointer to the hardware structure
3988 * @blk_idx: HW block index
3990 static void ice_free_prof_map(struct ice_hw *hw, u8 blk_idx)
3992 struct ice_es *es = &hw->blk[blk_idx].es;
3993 struct ice_prof_map *del, *tmp;
3995 ice_acquire_lock(&es->prof_map_lock);
3996 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &es->prof_map,
3997 ice_prof_map, list) {
3998 LIST_DEL(&del->list);
4001 INIT_LIST_HEAD(&es->prof_map);
4002 ice_release_lock(&es->prof_map_lock);
4006 * ice_free_flow_profs - free flow profile entries
4007 * @hw: pointer to the hardware structure
4008 * @blk_idx: HW block index
4010 static void ice_free_flow_profs(struct ice_hw *hw, u8 blk_idx)
4012 struct ice_flow_prof *p, *tmp;
4014 ice_acquire_lock(&hw->fl_profs_locks[blk_idx]);
4015 LIST_FOR_EACH_ENTRY_SAFE(p, tmp, &hw->fl_profs[blk_idx],
4016 ice_flow_prof, l_entry) {
4017 struct ice_flow_entry *e, *t;
4019 LIST_FOR_EACH_ENTRY_SAFE(e, t, &p->entries,
4020 ice_flow_entry, l_entry)
4021 ice_flow_rem_entry(hw, (enum ice_block)blk_idx,
4022 ICE_FLOW_ENTRY_HNDL(e));
4024 LIST_DEL(&p->l_entry);
4026 ice_free(hw, p->acts);
4028 ice_destroy_lock(&p->entries_lock);
4031 ice_release_lock(&hw->fl_profs_locks[blk_idx]);
4033 /* if driver is in reset and tables are being cleared
4034 * re-initialize the flow profile list heads
4036 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
4040 * ice_free_vsig_tbl - free complete VSIG table entries
4041 * @hw: pointer to the hardware structure
4042 * @blk: the HW block on which to free the VSIG table entries
4044 static void ice_free_vsig_tbl(struct ice_hw *hw, enum ice_block blk)
4048 if (!hw->blk[blk].xlt2.vsig_tbl)
4051 for (i = 1; i < ICE_MAX_VSIGS; i++)
4052 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use)
4053 ice_vsig_free(hw, blk, i);
4057 * ice_free_hw_tbls - free hardware table memory
4058 * @hw: pointer to the hardware structure
4060 void ice_free_hw_tbls(struct ice_hw *hw)
4062 struct ice_rss_cfg *r, *rt;
4065 for (i = 0; i < ICE_BLK_COUNT; i++) {
4066 if (hw->blk[i].is_list_init) {
4067 struct ice_es *es = &hw->blk[i].es;
4069 ice_free_prof_map(hw, i);
4070 ice_destroy_lock(&es->prof_map_lock);
4071 ice_free_flow_profs(hw, i);
4072 ice_destroy_lock(&hw->fl_profs_locks[i]);
4074 hw->blk[i].is_list_init = false;
4076 ice_free_vsig_tbl(hw, (enum ice_block)i);
4077 ice_free(hw, hw->blk[i].xlt1.ptypes);
4078 ice_free(hw, hw->blk[i].xlt1.ptg_tbl);
4079 ice_free(hw, hw->blk[i].xlt1.t);
4080 ice_free(hw, hw->blk[i].xlt2.t);
4081 ice_free(hw, hw->blk[i].xlt2.vsig_tbl);
4082 ice_free(hw, hw->blk[i].xlt2.vsis);
4083 ice_free(hw, hw->blk[i].prof.t);
4084 ice_free(hw, hw->blk[i].prof_redir.t);
4085 ice_free(hw, hw->blk[i].es.t);
4086 ice_free(hw, hw->blk[i].es.ref_count);
4087 ice_free(hw, hw->blk[i].es.written);
4088 ice_free(hw, hw->blk[i].es.mask_ena);
4091 LIST_FOR_EACH_ENTRY_SAFE(r, rt, &hw->rss_list_head,
4092 ice_rss_cfg, l_entry) {
4093 LIST_DEL(&r->l_entry);
4096 ice_destroy_lock(&hw->rss_locks);
4097 if (!hw->dcf_enabled)
4098 ice_shutdown_all_prof_masks(hw);
4099 ice_memset(hw->blk, 0, sizeof(hw->blk), ICE_NONDMA_MEM);
4103 * ice_init_flow_profs - init flow profile locks and list heads
4104 * @hw: pointer to the hardware structure
4105 * @blk_idx: HW block index
4107 static void ice_init_flow_profs(struct ice_hw *hw, u8 blk_idx)
4109 ice_init_lock(&hw->fl_profs_locks[blk_idx]);
4110 INIT_LIST_HEAD(&hw->fl_profs[blk_idx]);
4114 * ice_clear_hw_tbls - clear HW tables and flow profiles
4115 * @hw: pointer to the hardware structure
4117 void ice_clear_hw_tbls(struct ice_hw *hw)
4121 for (i = 0; i < ICE_BLK_COUNT; i++) {
4122 struct ice_prof_redir *prof_redir = &hw->blk[i].prof_redir;
4123 struct ice_prof_tcam *prof = &hw->blk[i].prof;
4124 struct ice_xlt1 *xlt1 = &hw->blk[i].xlt1;
4125 struct ice_xlt2 *xlt2 = &hw->blk[i].xlt2;
4126 struct ice_es *es = &hw->blk[i].es;
4128 if (hw->blk[i].is_list_init) {
4129 ice_free_prof_map(hw, i);
4130 ice_free_flow_profs(hw, i);
4133 ice_free_vsig_tbl(hw, (enum ice_block)i);
4135 ice_memset(xlt1->ptypes, 0, xlt1->count * sizeof(*xlt1->ptypes),
4137 ice_memset(xlt1->ptg_tbl, 0,
4138 ICE_MAX_PTGS * sizeof(*xlt1->ptg_tbl),
4140 ice_memset(xlt1->t, 0, xlt1->count * sizeof(*xlt1->t),
4143 ice_memset(xlt2->vsis, 0, xlt2->count * sizeof(*xlt2->vsis),
4145 ice_memset(xlt2->vsig_tbl, 0,
4146 xlt2->count * sizeof(*xlt2->vsig_tbl),
4148 ice_memset(xlt2->t, 0, xlt2->count * sizeof(*xlt2->t),
4151 ice_memset(prof->t, 0, prof->count * sizeof(*prof->t),
4153 ice_memset(prof_redir->t, 0,
4154 prof_redir->count * sizeof(*prof_redir->t),
4157 ice_memset(es->t, 0, es->count * sizeof(*es->t) * es->fvw,
4159 ice_memset(es->ref_count, 0, es->count * sizeof(*es->ref_count),
4161 ice_memset(es->written, 0, es->count * sizeof(*es->written),
4163 ice_memset(es->mask_ena, 0, es->count * sizeof(*es->mask_ena),
4169 * ice_init_hw_tbls - init hardware table memory
4170 * @hw: pointer to the hardware structure
4172 enum ice_status ice_init_hw_tbls(struct ice_hw *hw)
4176 ice_init_lock(&hw->rss_locks);
4177 INIT_LIST_HEAD(&hw->rss_list_head);
4178 if (!hw->dcf_enabled)
4179 ice_init_all_prof_masks(hw);
4180 for (i = 0; i < ICE_BLK_COUNT; i++) {
4181 struct ice_prof_redir *prof_redir = &hw->blk[i].prof_redir;
4182 struct ice_prof_tcam *prof = &hw->blk[i].prof;
4183 struct ice_xlt1 *xlt1 = &hw->blk[i].xlt1;
4184 struct ice_xlt2 *xlt2 = &hw->blk[i].xlt2;
4185 struct ice_es *es = &hw->blk[i].es;
4188 if (hw->blk[i].is_list_init)
4191 ice_init_flow_profs(hw, i);
4192 ice_init_lock(&es->prof_map_lock);
4193 INIT_LIST_HEAD(&es->prof_map);
4194 hw->blk[i].is_list_init = true;
4196 hw->blk[i].overwrite = blk_sizes[i].overwrite;
4197 es->reverse = blk_sizes[i].reverse;
4199 xlt1->sid = ice_blk_sids[i][ICE_SID_XLT1_OFF];
4200 xlt1->count = blk_sizes[i].xlt1;
4202 xlt1->ptypes = (struct ice_ptg_ptype *)
4203 ice_calloc(hw, xlt1->count, sizeof(*xlt1->ptypes));
4208 xlt1->ptg_tbl = (struct ice_ptg_entry *)
4209 ice_calloc(hw, ICE_MAX_PTGS, sizeof(*xlt1->ptg_tbl));
4214 xlt1->t = (u8 *)ice_calloc(hw, xlt1->count, sizeof(*xlt1->t));
4218 xlt2->sid = ice_blk_sids[i][ICE_SID_XLT2_OFF];
4219 xlt2->count = blk_sizes[i].xlt2;
4221 xlt2->vsis = (struct ice_vsig_vsi *)
4222 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsis));
4227 xlt2->vsig_tbl = (struct ice_vsig_entry *)
4228 ice_calloc(hw, xlt2->count, sizeof(*xlt2->vsig_tbl));
4229 if (!xlt2->vsig_tbl)
4232 for (j = 0; j < xlt2->count; j++)
4233 INIT_LIST_HEAD(&xlt2->vsig_tbl[j].prop_lst);
4235 xlt2->t = (u16 *)ice_calloc(hw, xlt2->count, sizeof(*xlt2->t));
4239 prof->sid = ice_blk_sids[i][ICE_SID_PR_OFF];
4240 prof->count = blk_sizes[i].prof_tcam;
4241 prof->max_prof_id = blk_sizes[i].prof_id;
4242 prof->cdid_bits = blk_sizes[i].prof_cdid_bits;
4243 prof->t = (struct ice_prof_tcam_entry *)
4244 ice_calloc(hw, prof->count, sizeof(*prof->t));
4249 prof_redir->sid = ice_blk_sids[i][ICE_SID_PR_REDIR_OFF];
4250 prof_redir->count = blk_sizes[i].prof_redir;
4251 prof_redir->t = (u8 *)ice_calloc(hw, prof_redir->count,
4252 sizeof(*prof_redir->t));
4257 es->sid = ice_blk_sids[i][ICE_SID_ES_OFF];
4258 es->count = blk_sizes[i].es;
4259 es->fvw = blk_sizes[i].fvw;
4260 es->t = (struct ice_fv_word *)
4261 ice_calloc(hw, (u32)(es->count * es->fvw),
4266 es->ref_count = (u16 *)
4267 ice_calloc(hw, es->count, sizeof(*es->ref_count));
4272 es->written = (u8 *)
4273 ice_calloc(hw, es->count, sizeof(*es->written));
4278 es->mask_ena = (u32 *)
4279 ice_calloc(hw, es->count, sizeof(*es->mask_ena));
4287 ice_free_hw_tbls(hw);
4288 return ICE_ERR_NO_MEMORY;
4292 * ice_prof_gen_key - generate profile ID key
4293 * @hw: pointer to the HW struct
4294 * @blk: the block in which to write profile ID to
4295 * @ptg: packet type group (PTG) portion of key
4296 * @vsig: VSIG portion of key
4297 * @cdid: CDID portion of key
4298 * @flags: flag portion of key
4299 * @vl_msk: valid mask
4300 * @dc_msk: don't care mask
4301 * @nm_msk: never match mask
4302 * @key: output of profile ID key
4304 static enum ice_status
4305 ice_prof_gen_key(struct ice_hw *hw, enum ice_block blk, u8 ptg, u16 vsig,
4306 u8 cdid, u16 flags, u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
4307 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ], u8 nm_msk[ICE_TCAM_KEY_VAL_SZ],
4308 u8 key[ICE_TCAM_KEY_SZ])
4310 struct ice_prof_id_key inkey;
4313 inkey.xlt2_cdid = CPU_TO_LE16(vsig);
4314 inkey.flags = CPU_TO_LE16(flags);
4316 switch (hw->blk[blk].prof.cdid_bits) {
4320 #define ICE_CD_2_M 0xC000U
4321 #define ICE_CD_2_S 14
4322 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_2_M);
4323 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_2_S);
4326 #define ICE_CD_4_M 0xF000U
4327 #define ICE_CD_4_S 12
4328 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_4_M);
4329 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_4_S);
4332 #define ICE_CD_8_M 0xFF00U
4333 #define ICE_CD_8_S 16
4334 inkey.xlt2_cdid &= ~CPU_TO_LE16(ICE_CD_8_M);
4335 inkey.xlt2_cdid |= CPU_TO_LE16(BIT(cdid) << ICE_CD_8_S);
4338 ice_debug(hw, ICE_DBG_PKG, "Error in profile config\n");
4342 return ice_set_key(key, ICE_TCAM_KEY_SZ, (u8 *)&inkey, vl_msk, dc_msk,
4343 nm_msk, 0, ICE_TCAM_KEY_SZ / 2);
4347 * ice_tcam_write_entry - write TCAM entry
4348 * @hw: pointer to the HW struct
4349 * @blk: the block in which to write profile ID to
4350 * @idx: the entry index to write to
4351 * @prof_id: profile ID
4352 * @ptg: packet type group (PTG) portion of key
4353 * @vsig: VSIG portion of key
4354 * @cdid: CDID portion of key
4355 * @flags: flag portion of key
4356 * @vl_msk: valid mask
4357 * @dc_msk: don't care mask
4358 * @nm_msk: never match mask
4360 static enum ice_status
4361 ice_tcam_write_entry(struct ice_hw *hw, enum ice_block blk, u16 idx,
4362 u8 prof_id, u8 ptg, u16 vsig, u8 cdid, u16 flags,
4363 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ],
4364 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ],
4365 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ])
4367 struct ice_prof_tcam_entry;
4368 enum ice_status status;
4370 status = ice_prof_gen_key(hw, blk, ptg, vsig, cdid, flags, vl_msk,
4371 dc_msk, nm_msk, hw->blk[blk].prof.t[idx].key);
4373 hw->blk[blk].prof.t[idx].addr = CPU_TO_LE16(idx);
4374 hw->blk[blk].prof.t[idx].prof_id = prof_id;
4381 * ice_vsig_get_ref - returns number of VSIs belong to a VSIG
4382 * @hw: pointer to the hardware structure
4384 * @vsig: VSIG to query
4385 * @refs: pointer to variable to receive the reference count
4387 static enum ice_status
4388 ice_vsig_get_ref(struct ice_hw *hw, enum ice_block blk, u16 vsig, u16 *refs)
4390 u16 idx = vsig & ICE_VSIG_IDX_M;
4391 struct ice_vsig_vsi *ptr;
4395 if (!hw->blk[blk].xlt2.vsig_tbl[idx].in_use)
4396 return ICE_ERR_DOES_NOT_EXIST;
4398 ptr = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
4401 ptr = ptr->next_vsi;
4408 * ice_has_prof_vsig - check to see if VSIG has a specific profile
4409 * @hw: pointer to the hardware structure
4411 * @vsig: VSIG to check against
4412 * @hdl: profile handle
4415 ice_has_prof_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl)
4417 u16 idx = vsig & ICE_VSIG_IDX_M;
4418 struct ice_vsig_prof *ent;
4420 LIST_FOR_EACH_ENTRY(ent, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
4421 ice_vsig_prof, list)
4422 if (ent->profile_cookie == hdl)
4425 ice_debug(hw, ICE_DBG_INIT, "Characteristic list for VSI group %d not found.\n",
4431 * ice_prof_bld_es - build profile ID extraction sequence changes
4432 * @hw: pointer to the HW struct
4433 * @blk: hardware block
4434 * @bld: the update package buffer build to add to
4435 * @chgs: the list of changes to make in hardware
4437 static enum ice_status
4438 ice_prof_bld_es(struct ice_hw *hw, enum ice_block blk,
4439 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
4441 u16 vec_size = hw->blk[blk].es.fvw * sizeof(struct ice_fv_word);
4442 struct ice_chs_chg *tmp;
4444 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry)
4445 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_prof) {
4446 u16 off = tmp->prof_id * hw->blk[blk].es.fvw;
4447 struct ice_pkg_es *p;
4450 id = ice_sect_id(blk, ICE_VEC_TBL);
4451 p = (struct ice_pkg_es *)
4452 ice_pkg_buf_alloc_section(bld, id,
4453 ice_struct_size(p, es,
4459 return ICE_ERR_MAX_LIMIT;
4461 p->count = CPU_TO_LE16(1);
4462 p->offset = CPU_TO_LE16(tmp->prof_id);
4464 ice_memcpy(p->es, &hw->blk[blk].es.t[off], vec_size,
4465 ICE_NONDMA_TO_NONDMA);
4472 * ice_prof_bld_tcam - build profile ID TCAM changes
4473 * @hw: pointer to the HW struct
4474 * @blk: hardware block
4475 * @bld: the update package buffer build to add to
4476 * @chgs: the list of changes to make in hardware
4478 static enum ice_status
4479 ice_prof_bld_tcam(struct ice_hw *hw, enum ice_block blk,
4480 struct ice_buf_build *bld, struct LIST_HEAD_TYPE *chgs)
4482 struct ice_chs_chg *tmp;
4484 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry)
4485 if (tmp->type == ICE_TCAM_ADD && tmp->add_tcam_idx) {
4486 struct ice_prof_id_section *p;
4489 id = ice_sect_id(blk, ICE_PROF_TCAM);
4490 p = (struct ice_prof_id_section *)
4491 ice_pkg_buf_alloc_section(bld, id,
4497 return ICE_ERR_MAX_LIMIT;
4499 p->count = CPU_TO_LE16(1);
4500 p->entry[0].addr = CPU_TO_LE16(tmp->tcam_idx);
4501 p->entry[0].prof_id = tmp->prof_id;
4503 ice_memcpy(p->entry[0].key,
4504 &hw->blk[blk].prof.t[tmp->tcam_idx].key,
4505 sizeof(hw->blk[blk].prof.t->key),
4506 ICE_NONDMA_TO_NONDMA);
4513 * ice_prof_bld_xlt1 - build XLT1 changes
4514 * @blk: hardware block
4515 * @bld: the update package buffer build to add to
4516 * @chgs: the list of changes to make in hardware
4518 static enum ice_status
4519 ice_prof_bld_xlt1(enum ice_block blk, struct ice_buf_build *bld,
4520 struct LIST_HEAD_TYPE *chgs)
4522 struct ice_chs_chg *tmp;
4524 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry)
4525 if (tmp->type == ICE_PTG_ES_ADD && tmp->add_ptg) {
4526 struct ice_xlt1_section *p;
4529 id = ice_sect_id(blk, ICE_XLT1);
4530 p = (struct ice_xlt1_section *)
4531 ice_pkg_buf_alloc_section(bld, id,
4537 return ICE_ERR_MAX_LIMIT;
4539 p->count = CPU_TO_LE16(1);
4540 p->offset = CPU_TO_LE16(tmp->ptype);
4541 p->value[0] = tmp->ptg;
4548 * ice_prof_bld_xlt2 - build XLT2 changes
4549 * @blk: hardware block
4550 * @bld: the update package buffer build to add to
4551 * @chgs: the list of changes to make in hardware
4553 static enum ice_status
4554 ice_prof_bld_xlt2(enum ice_block blk, struct ice_buf_build *bld,
4555 struct LIST_HEAD_TYPE *chgs)
4557 struct ice_chs_chg *tmp;
4559 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
4560 struct ice_xlt2_section *p;
4563 switch (tmp->type) {
4567 id = ice_sect_id(blk, ICE_XLT2);
4568 p = (struct ice_xlt2_section *)
4569 ice_pkg_buf_alloc_section(bld, id,
4575 return ICE_ERR_MAX_LIMIT;
4577 p->count = CPU_TO_LE16(1);
4578 p->offset = CPU_TO_LE16(tmp->vsi);
4579 p->value[0] = CPU_TO_LE16(tmp->vsig);
4590 * ice_upd_prof_hw - update hardware using the change list
4591 * @hw: pointer to the HW struct
4592 * @blk: hardware block
4593 * @chgs: the list of changes to make in hardware
4595 static enum ice_status
4596 ice_upd_prof_hw(struct ice_hw *hw, enum ice_block blk,
4597 struct LIST_HEAD_TYPE *chgs)
4599 struct ice_buf_build *b;
4600 struct ice_chs_chg *tmp;
4601 enum ice_status status;
4609 /* count number of sections we need */
4610 LIST_FOR_EACH_ENTRY(tmp, chgs, ice_chs_chg, list_entry) {
4611 switch (tmp->type) {
4612 case ICE_PTG_ES_ADD:
4630 sects = xlt1 + xlt2 + tcam + es;
4635 /* Build update package buffer */
4636 b = ice_pkg_buf_alloc(hw);
4638 return ICE_ERR_NO_MEMORY;
4640 status = ice_pkg_buf_reserve_section(b, sects);
4644 /* Preserve order of table update: ES, TCAM, PTG, VSIG */
4646 status = ice_prof_bld_es(hw, blk, b, chgs);
4652 status = ice_prof_bld_tcam(hw, blk, b, chgs);
4658 status = ice_prof_bld_xlt1(blk, b, chgs);
4664 status = ice_prof_bld_xlt2(blk, b, chgs);
4669 /* After package buffer build check if the section count in buffer is
4670 * non-zero and matches the number of sections detected for package
4673 pkg_sects = ice_pkg_buf_get_active_sections(b);
4674 if (!pkg_sects || pkg_sects != sects) {
4675 status = ICE_ERR_INVAL_SIZE;
4679 /* update package */
4680 status = ice_update_pkg(hw, ice_pkg_buf(b), 1);
4681 if (status == ICE_ERR_AQ_ERROR)
4682 ice_debug(hw, ICE_DBG_INIT, "Unable to update HW profile\n");
4685 ice_pkg_buf_free(hw, b);
4690 * ice_update_fd_mask - set Flow Director Field Vector mask for a profile
4691 * @hw: pointer to the HW struct
4692 * @prof_id: profile ID
4693 * @mask_sel: mask select
4695 * This function enable any of the masks selected by the mask select parameter
4696 * for the profile specified.
4698 static void ice_update_fd_mask(struct ice_hw *hw, u16 prof_id, u32 mask_sel)
4700 wr32(hw, GLQF_FDMASK_SEL(prof_id), mask_sel);
4702 ice_debug(hw, ICE_DBG_INIT, "fd mask(%d): %x = %x\n", prof_id,
4703 GLQF_FDMASK_SEL(prof_id), mask_sel);
4706 struct ice_fd_src_dst_pair {
4712 static const struct ice_fd_src_dst_pair ice_fd_pairs[] = {
4713 /* These are defined in pairs */
4714 { ICE_PROT_IPV4_OF_OR_S, 2, 12 },
4715 { ICE_PROT_IPV4_OF_OR_S, 2, 16 },
4717 { ICE_PROT_IPV4_IL, 2, 12 },
4718 { ICE_PROT_IPV4_IL, 2, 16 },
4720 { ICE_PROT_IPV4_IL_IL, 2, 12 },
4721 { ICE_PROT_IPV4_IL_IL, 2, 16 },
4723 { ICE_PROT_IPV6_OF_OR_S, 8, 8 },
4724 { ICE_PROT_IPV6_OF_OR_S, 8, 24 },
4726 { ICE_PROT_IPV6_IL, 8, 8 },
4727 { ICE_PROT_IPV6_IL, 8, 24 },
4729 { ICE_PROT_IPV6_IL_IL, 8, 8 },
4730 { ICE_PROT_IPV6_IL_IL, 8, 24 },
4732 { ICE_PROT_TCP_IL, 1, 0 },
4733 { ICE_PROT_TCP_IL, 1, 2 },
4735 { ICE_PROT_UDP_OF, 1, 0 },
4736 { ICE_PROT_UDP_OF, 1, 2 },
4738 { ICE_PROT_UDP_IL_OR_S, 1, 0 },
4739 { ICE_PROT_UDP_IL_OR_S, 1, 2 },
4741 { ICE_PROT_SCTP_IL, 1, 0 },
4742 { ICE_PROT_SCTP_IL, 1, 2 }
4745 #define ICE_FD_SRC_DST_PAIR_COUNT ARRAY_SIZE(ice_fd_pairs)
4748 * ice_update_fd_swap - set register appropriately for a FD FV extraction
4749 * @hw: pointer to the HW struct
4750 * @prof_id: profile ID
4751 * @es: extraction sequence (length of array is determined by the block)
4753 static enum ice_status
4754 ice_update_fd_swap(struct ice_hw *hw, u16 prof_id, struct ice_fv_word *es)
4756 ice_declare_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
4757 u8 pair_start[ICE_FD_SRC_DST_PAIR_COUNT] = { 0 };
4758 #define ICE_FD_FV_NOT_FOUND (-2)
4759 s8 first_free = ICE_FD_FV_NOT_FOUND;
4760 u8 used[ICE_MAX_FV_WORDS] = { 0 };
4765 ice_zero_bitmap(pair_list, ICE_FD_SRC_DST_PAIR_COUNT);
4767 /* This code assumes that the Flow Director field vectors are assigned
4768 * from the end of the FV indexes working towards the zero index, that
4769 * only complete fields will be included and will be consecutive, and
4770 * that there are no gaps between valid indexes.
4773 /* Determine swap fields present */
4774 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw; i++) {
4775 /* Find the first free entry, assuming right to left population.
4776 * This is where we can start adding additional pairs if needed.
4778 if (first_free == ICE_FD_FV_NOT_FOUND && es[i].prot_id !=
4782 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++)
4783 if (es[i].prot_id == ice_fd_pairs[j].prot_id &&
4784 es[i].off == ice_fd_pairs[j].off) {
4785 ice_set_bit(j, pair_list);
4790 orig_free = first_free;
4792 /* determine missing swap fields that need to be added */
4793 for (i = 0; i < ICE_FD_SRC_DST_PAIR_COUNT; i += 2) {
4794 u8 bit1 = ice_is_bit_set(pair_list, i + 1);
4795 u8 bit0 = ice_is_bit_set(pair_list, i);
4800 /* add the appropriate 'paired' entry */
4806 /* check for room */
4807 if (first_free + 1 < (s8)ice_fd_pairs[index].count)
4808 return ICE_ERR_MAX_LIMIT;
4810 /* place in extraction sequence */
4811 for (k = 0; k < ice_fd_pairs[index].count; k++) {
4812 es[first_free - k].prot_id =
4813 ice_fd_pairs[index].prot_id;
4814 es[first_free - k].off =
4815 ice_fd_pairs[index].off + (k * 2);
4818 return ICE_ERR_OUT_OF_RANGE;
4820 /* keep track of non-relevant fields */
4821 mask_sel |= BIT(first_free - k);
4824 pair_start[index] = first_free;
4825 first_free -= ice_fd_pairs[index].count;
4829 /* fill in the swap array */
4830 si = hw->blk[ICE_BLK_FD].es.fvw - 1;
4832 u8 indexes_used = 1;
4834 /* assume flat at this index */
4835 #define ICE_SWAP_VALID 0x80
4836 used[si] = si | ICE_SWAP_VALID;
4838 if (orig_free == ICE_FD_FV_NOT_FOUND || si <= orig_free) {
4843 /* check for a swap location */
4844 for (j = 0; j < ICE_FD_SRC_DST_PAIR_COUNT; j++)
4845 if (es[si].prot_id == ice_fd_pairs[j].prot_id &&
4846 es[si].off == ice_fd_pairs[j].off) {
4849 /* determine the appropriate matching field */
4850 idx = j + ((j % 2) ? -1 : 1);
4852 indexes_used = ice_fd_pairs[idx].count;
4853 for (k = 0; k < indexes_used; k++) {
4854 used[si - k] = (pair_start[idx] - k) |
4864 /* for each set of 4 swap and 4 inset indexes, write the appropriate
4867 for (j = 0; j < hw->blk[ICE_BLK_FD].es.fvw / 4; j++) {
4871 for (k = 0; k < 4; k++) {
4875 if (used[idx] && !(mask_sel & BIT(idx))) {
4876 raw_swap |= used[idx] << (k * BITS_PER_BYTE);
4877 #define ICE_INSET_DFLT 0x9f
4878 raw_in |= ICE_INSET_DFLT << (k * BITS_PER_BYTE);
4882 /* write the appropriate swap register set */
4883 wr32(hw, GLQF_FDSWAP(prof_id, j), raw_swap);
4885 ice_debug(hw, ICE_DBG_INIT, "swap wr(%d, %d): %x = %08x\n",
4886 prof_id, j, GLQF_FDSWAP(prof_id, j), raw_swap);
4888 /* write the appropriate inset register set */
4889 wr32(hw, GLQF_FDINSET(prof_id, j), raw_in);
4891 ice_debug(hw, ICE_DBG_INIT, "inset wr(%d, %d): %x = %08x\n",
4892 prof_id, j, GLQF_FDINSET(prof_id, j), raw_in);
4895 /* initially clear the mask select for this profile */
4896 ice_update_fd_mask(hw, prof_id, 0);
4901 /* The entries here needs to match the order of enum ice_ptype_attrib */
4902 static const struct ice_ptype_attrib_info ice_ptype_attributes[] = {
4903 { ICE_GTP_PDU_EH, ICE_GTP_PDU_FLAG_MASK },
4904 { ICE_GTP_SESSION, ICE_GTP_FLAGS_MASK },
4905 { ICE_GTP_DOWNLINK, ICE_GTP_FLAGS_MASK },
4906 { ICE_GTP_UPLINK, ICE_GTP_FLAGS_MASK },
4910 * ice_get_ptype_attrib_info - get ptype attribute information
4911 * @type: attribute type
4912 * @info: pointer to variable to the attribute information
4915 ice_get_ptype_attrib_info(enum ice_ptype_attrib_type type,
4916 struct ice_ptype_attrib_info *info)
4918 *info = ice_ptype_attributes[type];
4922 * ice_add_prof_attrib - add any PTG with attributes to profile
4923 * @prof: pointer to the profile to which PTG entries will be added
4924 * @ptg: PTG to be added
4925 * @ptype: PTYPE that needs to be looked up
4926 * @attr: array of attributes that will be considered
4927 * @attr_cnt: number of elements in the attribute array
4929 static enum ice_status
4930 ice_add_prof_attrib(struct ice_prof_map *prof, u8 ptg, u16 ptype,
4931 const struct ice_ptype_attributes *attr, u16 attr_cnt)
4936 for (i = 0; i < attr_cnt; i++) {
4937 if (attr[i].ptype == ptype) {
4940 prof->ptg[prof->ptg_cnt] = ptg;
4941 ice_get_ptype_attrib_info(attr[i].attrib,
4942 &prof->attr[prof->ptg_cnt]);
4944 if (++prof->ptg_cnt >= ICE_MAX_PTG_PER_PROFILE)
4945 return ICE_ERR_MAX_LIMIT;
4950 return ICE_ERR_DOES_NOT_EXIST;
4956 * ice_disable_fd_swap - set register appropriately to disable FD swap
4957 * @hw: pointer to the HW struct
4958 * @prof_id: profile ID
4960 void ice_disable_fd_swap(struct ice_hw *hw, u16 prof_id)
4962 u8 swap_val = ICE_SWAP_VALID;
4964 /* Since the SWAP Flag in the Programming Desc doesn't work,
4965 * here add method to disable the SWAP Option via setting
4966 * certain SWAP and INSET register set.
4968 for (i = 0; i < hw->blk[ICE_BLK_FD].es.fvw / 4; i++) {
4973 for (j = 0; j < 4; j++) {
4974 raw_swap |= (swap_val++) << (j * BITS_PER_BYTE);
4975 raw_in |= ICE_INSET_DFLT << (j * BITS_PER_BYTE);
4978 /* write the FDIR swap register set */
4979 wr32(hw, GLQF_FDSWAP(prof_id, i), raw_swap);
4981 ice_debug(hw, ICE_DBG_INIT, "swap wr(%d, %d): %x = %08x\n",
4982 prof_id, i, GLQF_FDSWAP(prof_id, i), raw_swap);
4984 /* write the FDIR inset register set */
4985 wr32(hw, GLQF_FDINSET(prof_id, i), raw_in);
4987 ice_debug(hw, ICE_DBG_INIT, "inset wr(%d, %d): %x = %08x\n",
4988 prof_id, i, GLQF_FDINSET(prof_id, i), raw_in);
4993 * ice_add_prof - add profile
4994 * @hw: pointer to the HW struct
4995 * @blk: hardware block
4996 * @id: profile tracking ID
4997 * @ptypes: array of bitmaps indicating ptypes (ICE_FLOW_PTYPE_MAX bits)
4998 * @attr: array of attributes
4999 * @attr_cnt: number of elements in attrib array
5000 * @es: extraction sequence (length of array is determined by the block)
5001 * @masks: mask for extraction sequence
5002 * @fd_swap: enable/disable FDIR paired src/dst fields swap option
5004 * This function registers a profile, which matches a set of PTYPES with a
5005 * particular extraction sequence. While the hardware profile is allocated
5006 * it will not be written until the first call to ice_add_flow that specifies
5007 * the ID value used here.
5010 ice_add_prof(struct ice_hw *hw, enum ice_block blk, u64 id, u8 ptypes[],
5011 const struct ice_ptype_attributes *attr, u16 attr_cnt,
5012 struct ice_fv_word *es, u16 *masks, bool fd_swap)
5014 u32 bytes = DIVIDE_AND_ROUND_UP(ICE_FLOW_PTYPE_MAX, BITS_PER_BYTE);
5015 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
5016 struct ice_prof_map *prof;
5017 enum ice_status status;
5021 ice_zero_bitmap(ptgs_used, ICE_XLT1_CNT);
5023 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
5025 /* search for existing profile */
5026 status = ice_find_prof_id_with_mask(hw, blk, es, masks, &prof_id);
5028 /* allocate profile ID */
5029 status = ice_alloc_prof_id(hw, blk, &prof_id);
5031 goto err_ice_add_prof;
5032 if (blk == ICE_BLK_FD && fd_swap) {
5033 /* For Flow Director block, the extraction sequence may
5034 * need to be altered in the case where there are paired
5035 * fields that have no match. This is necessary because
5036 * for Flow Director, src and dest fields need to paired
5037 * for filter programming and these values are swapped
5040 status = ice_update_fd_swap(hw, prof_id, es);
5042 goto err_ice_add_prof;
5043 } else if (blk == ICE_BLK_FD) {
5044 ice_disable_fd_swap(hw, prof_id);
5046 status = ice_update_prof_masking(hw, blk, prof_id, masks);
5048 goto err_ice_add_prof;
5050 /* and write new es */
5051 ice_write_es(hw, blk, prof_id, es);
5054 ice_prof_inc_ref(hw, blk, prof_id);
5056 /* add profile info */
5058 prof = (struct ice_prof_map *)ice_malloc(hw, sizeof(*prof));
5060 goto err_ice_add_prof;
5062 prof->profile_cookie = id;
5063 prof->prof_id = prof_id;
5067 /* build list of ptgs */
5068 while (bytes && prof->ptg_cnt < ICE_MAX_PTG_PER_PROFILE) {
5071 if (!ptypes[byte]) {
5077 /* Examine 8 bits per byte */
5078 ice_for_each_set_bit(bit, (ice_bitmap_t *)&ptypes[byte],
5083 ptype = byte * BITS_PER_BYTE + bit;
5085 /* The package should place all ptypes in a non-zero
5086 * PTG, so the following call should never fail.
5088 if (ice_ptg_find_ptype(hw, blk, ptype, &ptg))
5091 /* If PTG is already added, skip and continue */
5092 if (ice_is_bit_set(ptgs_used, ptg))
5095 ice_set_bit(ptg, ptgs_used);
5096 /* Check to see there are any attributes for this
5097 * ptype, and add them if found.
5099 status = ice_add_prof_attrib(prof, ptg, ptype, attr,
5101 if (status == ICE_ERR_MAX_LIMIT)
5104 /* This is simple a ptype/PTG with no
5107 prof->ptg[prof->ptg_cnt] = ptg;
5108 prof->attr[prof->ptg_cnt].flags = 0;
5109 prof->attr[prof->ptg_cnt].mask = 0;
5111 if (++prof->ptg_cnt >= ICE_MAX_PTG_PER_PROFILE)
5120 LIST_ADD(&prof->list, &hw->blk[blk].es.prof_map);
5121 status = ICE_SUCCESS;
5124 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
5129 * ice_search_prof_id - Search for a profile tracking ID
5130 * @hw: pointer to the HW struct
5131 * @blk: hardware block
5132 * @id: profile tracking ID
5134 * This will search for a profile tracking ID which was previously added.
5135 * The profile map lock should be held before calling this function.
5137 struct ice_prof_map *
5138 ice_search_prof_id(struct ice_hw *hw, enum ice_block blk, u64 id)
5140 struct ice_prof_map *entry = NULL;
5141 struct ice_prof_map *map;
5143 LIST_FOR_EACH_ENTRY(map, &hw->blk[blk].es.prof_map, ice_prof_map, list)
5144 if (map->profile_cookie == id) {
5153 * ice_vsig_prof_id_count - count profiles in a VSIG
5154 * @hw: pointer to the HW struct
5155 * @blk: hardware block
5156 * @vsig: VSIG to remove the profile from
5159 ice_vsig_prof_id_count(struct ice_hw *hw, enum ice_block blk, u16 vsig)
5161 u16 idx = vsig & ICE_VSIG_IDX_M, count = 0;
5162 struct ice_vsig_prof *p;
5164 LIST_FOR_EACH_ENTRY(p, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
5165 ice_vsig_prof, list)
5172 * ice_rel_tcam_idx - release a TCAM index
5173 * @hw: pointer to the HW struct
5174 * @blk: hardware block
5175 * @idx: the index to release
5177 static enum ice_status
5178 ice_rel_tcam_idx(struct ice_hw *hw, enum ice_block blk, u16 idx)
5180 /* Masks to invoke a never match entry */
5181 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
5182 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFE, 0xFF, 0xFF, 0xFF, 0xFF };
5183 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
5184 enum ice_status status;
5186 /* write the TCAM entry */
5187 status = ice_tcam_write_entry(hw, blk, idx, 0, 0, 0, 0, 0, vl_msk,
5192 /* release the TCAM entry */
5193 status = ice_free_tcam_ent(hw, blk, idx);
5199 * ice_rem_prof_id - remove one profile from a VSIG
5200 * @hw: pointer to the HW struct
5201 * @blk: hardware block
5202 * @prof: pointer to profile structure to remove
5204 static enum ice_status
5205 ice_rem_prof_id(struct ice_hw *hw, enum ice_block blk,
5206 struct ice_vsig_prof *prof)
5208 enum ice_status status;
5211 for (i = 0; i < prof->tcam_count; i++)
5212 if (prof->tcam[i].in_use) {
5213 prof->tcam[i].in_use = false;
5214 status = ice_rel_tcam_idx(hw, blk,
5215 prof->tcam[i].tcam_idx);
5217 return ICE_ERR_HW_TABLE;
5224 * ice_rem_vsig - remove VSIG
5225 * @hw: pointer to the HW struct
5226 * @blk: hardware block
5227 * @vsig: the VSIG to remove
5228 * @chg: the change list
5230 static enum ice_status
5231 ice_rem_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
5232 struct LIST_HEAD_TYPE *chg)
5234 u16 idx = vsig & ICE_VSIG_IDX_M;
5235 struct ice_vsig_vsi *vsi_cur;
5236 struct ice_vsig_prof *d, *t;
5237 enum ice_status status;
5239 /* remove TCAM entries */
5240 LIST_FOR_EACH_ENTRY_SAFE(d, t,
5241 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
5242 ice_vsig_prof, list) {
5243 status = ice_rem_prof_id(hw, blk, d);
5251 /* Move all VSIS associated with this VSIG to the default VSIG */
5252 vsi_cur = hw->blk[blk].xlt2.vsig_tbl[idx].first_vsi;
5253 /* If the VSIG has at least 1 VSI then iterate through the list
5254 * and remove the VSIs before deleting the group.
5258 struct ice_vsig_vsi *tmp = vsi_cur->next_vsi;
5259 struct ice_chs_chg *p;
5261 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5263 return ICE_ERR_NO_MEMORY;
5265 p->type = ICE_VSIG_REM;
5266 p->orig_vsig = vsig;
5267 p->vsig = ICE_DEFAULT_VSIG;
5268 p->vsi = vsi_cur - hw->blk[blk].xlt2.vsis;
5270 LIST_ADD(&p->list_entry, chg);
5275 return ice_vsig_free(hw, blk, vsig);
5279 * ice_rem_prof_id_vsig - remove a specific profile from a VSIG
5280 * @hw: pointer to the HW struct
5281 * @blk: hardware block
5282 * @vsig: VSIG to remove the profile from
5283 * @hdl: profile handle indicating which profile to remove
5284 * @chg: list to receive a record of changes
5286 static enum ice_status
5287 ice_rem_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
5288 struct LIST_HEAD_TYPE *chg)
5290 u16 idx = vsig & ICE_VSIG_IDX_M;
5291 struct ice_vsig_prof *p, *t;
5292 enum ice_status status;
5294 LIST_FOR_EACH_ENTRY_SAFE(p, t,
5295 &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
5296 ice_vsig_prof, list)
5297 if (p->profile_cookie == hdl) {
5298 if (ice_vsig_prof_id_count(hw, blk, vsig) == 1)
5299 /* this is the last profile, remove the VSIG */
5300 return ice_rem_vsig(hw, blk, vsig, chg);
5302 status = ice_rem_prof_id(hw, blk, p);
5310 return ICE_ERR_DOES_NOT_EXIST;
5314 * ice_rem_flow_all - remove all flows with a particular profile
5315 * @hw: pointer to the HW struct
5316 * @blk: hardware block
5317 * @id: profile tracking ID
5319 static enum ice_status
5320 ice_rem_flow_all(struct ice_hw *hw, enum ice_block blk, u64 id)
5322 struct ice_chs_chg *del, *tmp;
5323 struct LIST_HEAD_TYPE chg;
5324 enum ice_status status;
5327 INIT_LIST_HEAD(&chg);
5329 for (i = 1; i < ICE_MAX_VSIGS; i++)
5330 if (hw->blk[blk].xlt2.vsig_tbl[i].in_use) {
5331 if (ice_has_prof_vsig(hw, blk, i, id)) {
5332 status = ice_rem_prof_id_vsig(hw, blk, i, id,
5335 goto err_ice_rem_flow_all;
5339 status = ice_upd_prof_hw(hw, blk, &chg);
5341 err_ice_rem_flow_all:
5342 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
5343 LIST_DEL(&del->list_entry);
5351 * ice_rem_prof - remove profile
5352 * @hw: pointer to the HW struct
5353 * @blk: hardware block
5354 * @id: profile tracking ID
5356 * This will remove the profile specified by the ID parameter, which was
5357 * previously created through ice_add_prof. If any existing entries
5358 * are associated with this profile, they will be removed as well.
5360 enum ice_status ice_rem_prof(struct ice_hw *hw, enum ice_block blk, u64 id)
5362 struct ice_prof_map *pmap;
5363 enum ice_status status;
5365 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
5367 pmap = ice_search_prof_id(hw, blk, id);
5369 status = ICE_ERR_DOES_NOT_EXIST;
5370 goto err_ice_rem_prof;
5373 /* remove all flows with this profile */
5374 status = ice_rem_flow_all(hw, blk, pmap->profile_cookie);
5376 goto err_ice_rem_prof;
5378 /* dereference profile, and possibly remove */
5379 ice_prof_dec_ref(hw, blk, pmap->prof_id);
5381 LIST_DEL(&pmap->list);
5385 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
5390 * ice_get_prof - get profile
5391 * @hw: pointer to the HW struct
5392 * @blk: hardware block
5393 * @hdl: profile handle
5396 static enum ice_status
5397 ice_get_prof(struct ice_hw *hw, enum ice_block blk, u64 hdl,
5398 struct LIST_HEAD_TYPE *chg)
5400 enum ice_status status = ICE_SUCCESS;
5401 struct ice_prof_map *map;
5402 struct ice_chs_chg *p;
5405 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
5406 /* Get the details on the profile specified by the handle ID */
5407 map = ice_search_prof_id(hw, blk, hdl);
5409 status = ICE_ERR_DOES_NOT_EXIST;
5410 goto err_ice_get_prof;
5413 for (i = 0; i < map->ptg_cnt; i++)
5414 if (!hw->blk[blk].es.written[map->prof_id]) {
5415 /* add ES to change list */
5416 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5418 status = ICE_ERR_NO_MEMORY;
5419 goto err_ice_get_prof;
5422 p->type = ICE_PTG_ES_ADD;
5424 p->ptg = map->ptg[i];
5425 p->attr = map->attr[i];
5429 p->prof_id = map->prof_id;
5431 hw->blk[blk].es.written[map->prof_id] = true;
5433 LIST_ADD(&p->list_entry, chg);
5437 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
5438 /* let caller clean up the change list */
5443 * ice_get_profs_vsig - get a copy of the list of profiles from a VSIG
5444 * @hw: pointer to the HW struct
5445 * @blk: hardware block
5446 * @vsig: VSIG from which to copy the list
5449 * This routine makes a copy of the list of profiles in the specified VSIG.
5451 static enum ice_status
5452 ice_get_profs_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig,
5453 struct LIST_HEAD_TYPE *lst)
5455 struct ice_vsig_prof *ent1, *ent2;
5456 u16 idx = vsig & ICE_VSIG_IDX_M;
5458 LIST_FOR_EACH_ENTRY(ent1, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
5459 ice_vsig_prof, list) {
5460 struct ice_vsig_prof *p;
5462 /* copy to the input list */
5463 p = (struct ice_vsig_prof *)ice_memdup(hw, ent1, sizeof(*p),
5464 ICE_NONDMA_TO_NONDMA);
5466 goto err_ice_get_profs_vsig;
5468 LIST_ADD_TAIL(&p->list, lst);
5473 err_ice_get_profs_vsig:
5474 LIST_FOR_EACH_ENTRY_SAFE(ent1, ent2, lst, ice_vsig_prof, list) {
5475 LIST_DEL(&ent1->list);
5479 return ICE_ERR_NO_MEMORY;
5483 * ice_add_prof_to_lst - add profile entry to a list
5484 * @hw: pointer to the HW struct
5485 * @blk: hardware block
5486 * @lst: the list to be added to
5487 * @hdl: profile handle of entry to add
5489 static enum ice_status
5490 ice_add_prof_to_lst(struct ice_hw *hw, enum ice_block blk,
5491 struct LIST_HEAD_TYPE *lst, u64 hdl)
5493 enum ice_status status = ICE_SUCCESS;
5494 struct ice_prof_map *map;
5495 struct ice_vsig_prof *p;
5498 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
5499 map = ice_search_prof_id(hw, blk, hdl);
5501 status = ICE_ERR_DOES_NOT_EXIST;
5502 goto err_ice_add_prof_to_lst;
5505 p = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*p));
5507 status = ICE_ERR_NO_MEMORY;
5508 goto err_ice_add_prof_to_lst;
5511 p->profile_cookie = map->profile_cookie;
5512 p->prof_id = map->prof_id;
5513 p->tcam_count = map->ptg_cnt;
5515 for (i = 0; i < map->ptg_cnt; i++) {
5516 p->tcam[i].prof_id = map->prof_id;
5517 p->tcam[i].tcam_idx = ICE_INVALID_TCAM;
5518 p->tcam[i].ptg = map->ptg[i];
5519 p->tcam[i].attr = map->attr[i];
5522 LIST_ADD(&p->list, lst);
5524 err_ice_add_prof_to_lst:
5525 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
5530 * ice_move_vsi - move VSI to another VSIG
5531 * @hw: pointer to the HW struct
5532 * @blk: hardware block
5533 * @vsi: the VSI to move
5534 * @vsig: the VSIG to move the VSI to
5535 * @chg: the change list
5537 static enum ice_status
5538 ice_move_vsi(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig,
5539 struct LIST_HEAD_TYPE *chg)
5541 enum ice_status status;
5542 struct ice_chs_chg *p;
5545 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5547 return ICE_ERR_NO_MEMORY;
5549 status = ice_vsig_find_vsi(hw, blk, vsi, &orig_vsig);
5551 status = ice_vsig_add_mv_vsi(hw, blk, vsi, vsig);
5558 p->type = ICE_VSI_MOVE;
5560 p->orig_vsig = orig_vsig;
5563 LIST_ADD(&p->list_entry, chg);
5569 * ice_set_tcam_flags - set TCAM flag don't care mask
5570 * @mask: mask for flags
5571 * @dc_mask: pointer to the don't care mask
5573 static void ice_set_tcam_flags(u16 mask, u8 dc_mask[ICE_TCAM_KEY_VAL_SZ])
5577 /* flags are lowest u16 */
5578 flag_word = (u16 *)dc_mask;
5583 * ice_rem_chg_tcam_ent - remove a specific TCAM entry from change list
5584 * @hw: pointer to the HW struct
5585 * @idx: the index of the TCAM entry to remove
5586 * @chg: the list of change structures to search
5589 ice_rem_chg_tcam_ent(struct ice_hw *hw, u16 idx, struct LIST_HEAD_TYPE *chg)
5591 struct ice_chs_chg *pos, *tmp;
5593 LIST_FOR_EACH_ENTRY_SAFE(tmp, pos, chg, ice_chs_chg, list_entry)
5594 if (tmp->type == ICE_TCAM_ADD && tmp->tcam_idx == idx) {
5595 LIST_DEL(&tmp->list_entry);
5601 * ice_prof_tcam_ena_dis - add enable or disable TCAM change
5602 * @hw: pointer to the HW struct
5603 * @blk: hardware block
5604 * @enable: true to enable, false to disable
5605 * @vsig: the VSIG of the TCAM entry
5606 * @tcam: pointer the TCAM info structure of the TCAM to disable
5607 * @chg: the change list
5609 * This function appends an enable or disable TCAM entry in the change log
5611 static enum ice_status
5612 ice_prof_tcam_ena_dis(struct ice_hw *hw, enum ice_block blk, bool enable,
5613 u16 vsig, struct ice_tcam_inf *tcam,
5614 struct LIST_HEAD_TYPE *chg)
5616 enum ice_status status;
5617 struct ice_chs_chg *p;
5619 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
5620 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0x00, 0x00, 0x00 };
5621 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
5623 /* if disabling, free the TCAM */
5625 status = ice_rel_tcam_idx(hw, blk, tcam->tcam_idx);
5627 /* if we have already created a change for this TCAM entry, then
5628 * we need to remove that entry, in order to prevent writing to
5629 * a TCAM entry we no longer will have ownership of.
5631 ice_rem_chg_tcam_ent(hw, tcam->tcam_idx, chg);
5637 /* for re-enabling, reallocate a TCAM */
5638 /* for entries with empty attribute masks, allocate entry from
5639 * the bottom of the TCAM table; otherwise, allocate from the
5640 * top of the table in order to give it higher priority
5642 status = ice_alloc_tcam_ent(hw, blk, tcam->attr.mask == 0,
5647 /* add TCAM to change list */
5648 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5650 return ICE_ERR_NO_MEMORY;
5652 /* set don't care masks for TCAM flags */
5653 ice_set_tcam_flags(tcam->attr.mask, dc_msk);
5655 status = ice_tcam_write_entry(hw, blk, tcam->tcam_idx, tcam->prof_id,
5656 tcam->ptg, vsig, 0, tcam->attr.flags,
5657 vl_msk, dc_msk, nm_msk);
5659 goto err_ice_prof_tcam_ena_dis;
5663 p->type = ICE_TCAM_ADD;
5664 p->add_tcam_idx = true;
5665 p->prof_id = tcam->prof_id;
5668 p->tcam_idx = tcam->tcam_idx;
5671 LIST_ADD(&p->list_entry, chg);
5675 err_ice_prof_tcam_ena_dis:
5681 * ice_ptg_attr_in_use - determine if PTG and attribute pair is in use
5682 * @ptg_attr: pointer to the PTG and attribute pair to check
5683 * @ptgs_used: bitmap that denotes which PTGs are in use
5684 * @attr_used: array of PTG and attributes pairs already used
5685 * @attr_cnt: count of entries in the attr_used array
5688 ice_ptg_attr_in_use(struct ice_tcam_inf *ptg_attr, ice_bitmap_t *ptgs_used,
5689 struct ice_tcam_inf *attr_used[], u16 attr_cnt)
5693 if (!ice_is_bit_set(ptgs_used, ptg_attr->ptg))
5696 /* the PTG is used, so now look for correct attributes */
5697 for (i = 0; i < attr_cnt; i++)
5698 if (attr_used[i]->ptg == ptg_attr->ptg &&
5699 attr_used[i]->attr.flags == ptg_attr->attr.flags &&
5700 attr_used[i]->attr.mask == ptg_attr->attr.mask)
5707 * ice_adj_prof_priorities - adjust profile based on priorities
5708 * @hw: pointer to the HW struct
5709 * @blk: hardware block
5710 * @vsig: the VSIG for which to adjust profile priorities
5711 * @chg: the change list
5713 static enum ice_status
5714 ice_adj_prof_priorities(struct ice_hw *hw, enum ice_block blk, u16 vsig,
5715 struct LIST_HEAD_TYPE *chg)
5717 ice_declare_bitmap(ptgs_used, ICE_XLT1_CNT);
5718 struct ice_tcam_inf **attr_used;
5719 enum ice_status status = ICE_SUCCESS;
5720 struct ice_vsig_prof *t;
5721 u16 attr_used_cnt = 0;
5724 #define ICE_MAX_PTG_ATTRS 1024
5725 attr_used = (struct ice_tcam_inf **)ice_calloc(hw, ICE_MAX_PTG_ATTRS,
5726 sizeof(*attr_used));
5728 return ICE_ERR_NO_MEMORY;
5730 ice_zero_bitmap(ptgs_used, ICE_XLT1_CNT);
5731 idx = vsig & ICE_VSIG_IDX_M;
5733 /* Priority is based on the order in which the profiles are added. The
5734 * newest added profile has highest priority and the oldest added
5735 * profile has the lowest priority. Since the profile property list for
5736 * a VSIG is sorted from newest to oldest, this code traverses the list
5737 * in order and enables the first of each PTG that it finds (that is not
5738 * already enabled); it also disables any duplicate PTGs that it finds
5739 * in the older profiles (that are currently enabled).
5742 LIST_FOR_EACH_ENTRY(t, &hw->blk[blk].xlt2.vsig_tbl[idx].prop_lst,
5743 ice_vsig_prof, list) {
5746 for (i = 0; i < t->tcam_count; i++) {
5749 /* Scan the priorities from newest to oldest.
5750 * Make sure that the newest profiles take priority.
5752 used = ice_ptg_attr_in_use(&t->tcam[i], ptgs_used,
5753 attr_used, attr_used_cnt);
5755 if (used && t->tcam[i].in_use) {
5756 /* need to mark this PTG as never match, as it
5757 * was already in use and therefore duplicate
5758 * (and lower priority)
5760 status = ice_prof_tcam_ena_dis(hw, blk, false,
5765 goto err_ice_adj_prof_priorities;
5766 } else if (!used && !t->tcam[i].in_use) {
5767 /* need to enable this PTG, as it in not in use
5768 * and not enabled (highest priority)
5770 status = ice_prof_tcam_ena_dis(hw, blk, true,
5775 goto err_ice_adj_prof_priorities;
5778 /* keep track of used ptgs */
5779 ice_set_bit(t->tcam[i].ptg, ptgs_used);
5780 if (attr_used_cnt < ICE_MAX_PTG_ATTRS)
5781 attr_used[attr_used_cnt++] = &t->tcam[i];
5783 ice_debug(hw, ICE_DBG_INIT, "Warn: ICE_MAX_PTG_ATTRS exceeded\n");
5787 err_ice_adj_prof_priorities:
5788 ice_free(hw, attr_used);
5793 * ice_add_prof_id_vsig - add profile to VSIG
5794 * @hw: pointer to the HW struct
5795 * @blk: hardware block
5796 * @vsig: the VSIG to which this profile is to be added
5797 * @hdl: the profile handle indicating the profile to add
5798 * @rev: true to add entries to the end of the list
5799 * @chg: the change list
5801 static enum ice_status
5802 ice_add_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsig, u64 hdl,
5803 bool rev, struct LIST_HEAD_TYPE *chg)
5805 /* Masks that ignore flags */
5806 u8 vl_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
5807 u8 dc_msk[ICE_TCAM_KEY_VAL_SZ] = { 0xFF, 0xFF, 0x00, 0x00, 0x00 };
5808 u8 nm_msk[ICE_TCAM_KEY_VAL_SZ] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
5809 enum ice_status status = ICE_SUCCESS;
5810 struct ice_prof_map *map;
5811 struct ice_vsig_prof *t;
5812 struct ice_chs_chg *p;
5815 /* Error, if this VSIG already has this profile */
5816 if (ice_has_prof_vsig(hw, blk, vsig, hdl))
5817 return ICE_ERR_ALREADY_EXISTS;
5819 /* new VSIG profile structure */
5820 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
5822 return ICE_ERR_NO_MEMORY;
5824 ice_acquire_lock(&hw->blk[blk].es.prof_map_lock);
5825 /* Get the details on the profile specified by the handle ID */
5826 map = ice_search_prof_id(hw, blk, hdl);
5828 status = ICE_ERR_DOES_NOT_EXIST;
5829 goto err_ice_add_prof_id_vsig;
5832 t->profile_cookie = map->profile_cookie;
5833 t->prof_id = map->prof_id;
5834 t->tcam_count = map->ptg_cnt;
5836 /* create TCAM entries */
5837 for (i = 0; i < map->ptg_cnt; i++) {
5840 /* add TCAM to change list */
5841 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5843 status = ICE_ERR_NO_MEMORY;
5844 goto err_ice_add_prof_id_vsig;
5847 /* allocate the TCAM entry index */
5848 /* for entries with empty attribute masks, allocate entry from
5849 * the bottom of the TCAM table; otherwise, allocate from the
5850 * top of the table in order to give it higher priority
5852 status = ice_alloc_tcam_ent(hw, blk, map->attr[i].mask == 0,
5856 goto err_ice_add_prof_id_vsig;
5859 t->tcam[i].ptg = map->ptg[i];
5860 t->tcam[i].prof_id = map->prof_id;
5861 t->tcam[i].tcam_idx = tcam_idx;
5862 t->tcam[i].attr = map->attr[i];
5863 t->tcam[i].in_use = true;
5865 p->type = ICE_TCAM_ADD;
5866 p->add_tcam_idx = true;
5867 p->prof_id = t->tcam[i].prof_id;
5868 p->ptg = t->tcam[i].ptg;
5870 p->tcam_idx = t->tcam[i].tcam_idx;
5872 /* set don't care masks for TCAM flags */
5873 ice_set_tcam_flags(t->tcam[i].attr.mask, dc_msk);
5875 /* write the TCAM entry */
5876 status = ice_tcam_write_entry(hw, blk, t->tcam[i].tcam_idx,
5878 t->tcam[i].ptg, vsig, 0,
5879 t->tcam[i].attr.flags, vl_msk,
5883 goto err_ice_add_prof_id_vsig;
5887 LIST_ADD(&p->list_entry, chg);
5890 /* add profile to VSIG */
5891 vsig_idx = vsig & ICE_VSIG_IDX_M;
5893 LIST_ADD_TAIL(&t->list,
5894 &hw->blk[blk].xlt2.vsig_tbl[vsig_idx].prop_lst);
5897 &hw->blk[blk].xlt2.vsig_tbl[vsig_idx].prop_lst);
5899 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
5902 err_ice_add_prof_id_vsig:
5903 ice_release_lock(&hw->blk[blk].es.prof_map_lock);
5904 /* let caller clean up the change list */
5910 * ice_create_prof_id_vsig - add a new VSIG with a single profile
5911 * @hw: pointer to the HW struct
5912 * @blk: hardware block
5913 * @vsi: the initial VSI that will be in VSIG
5914 * @hdl: the profile handle of the profile that will be added to the VSIG
5915 * @chg: the change list
5917 static enum ice_status
5918 ice_create_prof_id_vsig(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl,
5919 struct LIST_HEAD_TYPE *chg)
5921 enum ice_status status;
5922 struct ice_chs_chg *p;
5925 p = (struct ice_chs_chg *)ice_malloc(hw, sizeof(*p));
5927 return ICE_ERR_NO_MEMORY;
5929 new_vsig = ice_vsig_alloc(hw, blk);
5931 status = ICE_ERR_HW_TABLE;
5932 goto err_ice_create_prof_id_vsig;
5935 status = ice_move_vsi(hw, blk, vsi, new_vsig, chg);
5937 goto err_ice_create_prof_id_vsig;
5939 status = ice_add_prof_id_vsig(hw, blk, new_vsig, hdl, false, chg);
5941 goto err_ice_create_prof_id_vsig;
5943 p->type = ICE_VSIG_ADD;
5945 p->orig_vsig = ICE_DEFAULT_VSIG;
5948 LIST_ADD(&p->list_entry, chg);
5952 err_ice_create_prof_id_vsig:
5953 /* let caller clean up the change list */
5959 * ice_create_vsig_from_lst - create a new VSIG with a list of profiles
5960 * @hw: pointer to the HW struct
5961 * @blk: hardware block
5962 * @vsi: the initial VSI that will be in VSIG
5963 * @lst: the list of profile that will be added to the VSIG
5964 * @new_vsig: return of new VSIG
5965 * @chg: the change list
5967 static enum ice_status
5968 ice_create_vsig_from_lst(struct ice_hw *hw, enum ice_block blk, u16 vsi,
5969 struct LIST_HEAD_TYPE *lst, u16 *new_vsig,
5970 struct LIST_HEAD_TYPE *chg)
5972 struct ice_vsig_prof *t;
5973 enum ice_status status;
5976 vsig = ice_vsig_alloc(hw, blk);
5978 return ICE_ERR_HW_TABLE;
5980 status = ice_move_vsi(hw, blk, vsi, vsig, chg);
5984 LIST_FOR_EACH_ENTRY(t, lst, ice_vsig_prof, list) {
5985 /* Reverse the order here since we are copying the list */
5986 status = ice_add_prof_id_vsig(hw, blk, vsig, t->profile_cookie,
5998 * ice_find_prof_vsig - find a VSIG with a specific profile handle
5999 * @hw: pointer to the HW struct
6000 * @blk: hardware block
6001 * @hdl: the profile handle of the profile to search for
6002 * @vsig: returns the VSIG with the matching profile
6005 ice_find_prof_vsig(struct ice_hw *hw, enum ice_block blk, u64 hdl, u16 *vsig)
6007 struct ice_vsig_prof *t;
6008 struct LIST_HEAD_TYPE lst;
6009 enum ice_status status;
6011 INIT_LIST_HEAD(&lst);
6013 t = (struct ice_vsig_prof *)ice_malloc(hw, sizeof(*t));
6017 t->profile_cookie = hdl;
6018 LIST_ADD(&t->list, &lst);
6020 status = ice_find_dup_props_vsig(hw, blk, &lst, vsig);
6025 return status == ICE_SUCCESS;
6029 * ice_add_vsi_flow - add VSI flow
6030 * @hw: pointer to the HW struct
6031 * @blk: hardware block
6033 * @vsig: target VSIG to include the input VSI
6035 * Calling this function will add the VSI to a given VSIG and
6036 * update the HW tables accordingly. This call can be used to
6037 * add multiple VSIs to a VSIG if we know beforehand that those
6038 * VSIs have the same characteristics of the VSIG. This will
6039 * save time in generating a new VSIG and TCAMs till a match is
6040 * found and subsequent rollback when a matching VSIG is found.
6043 ice_add_vsi_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u16 vsig)
6045 struct ice_chs_chg *tmp, *del;
6046 struct LIST_HEAD_TYPE chg;
6047 enum ice_status status;
6049 /* if target VSIG is default the move is invalid */
6050 if ((vsig & ICE_VSIG_IDX_M) == ICE_DEFAULT_VSIG)
6051 return ICE_ERR_PARAM;
6053 INIT_LIST_HEAD(&chg);
6055 /* move VSI to the VSIG that matches */
6056 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
6057 /* update hardware if success */
6059 status = ice_upd_prof_hw(hw, blk, &chg);
6061 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
6062 LIST_DEL(&del->list_entry);
6070 * ice_add_prof_id_flow - add profile flow
6071 * @hw: pointer to the HW struct
6072 * @blk: hardware block
6073 * @vsi: the VSI to enable with the profile specified by ID
6074 * @hdl: profile handle
6076 * Calling this function will update the hardware tables to enable the
6077 * profile indicated by the ID parameter for the VSIs specified in the VSI
6078 * array. Once successfully called, the flow will be enabled.
6081 ice_add_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
6083 struct ice_vsig_prof *tmp1, *del1;
6084 struct LIST_HEAD_TYPE union_lst;
6085 struct ice_chs_chg *tmp, *del;
6086 struct LIST_HEAD_TYPE chg;
6087 enum ice_status status;
6090 INIT_LIST_HEAD(&union_lst);
6091 INIT_LIST_HEAD(&chg);
6094 status = ice_get_prof(hw, blk, hdl, &chg);
6098 /* determine if VSI is already part of a VSIG */
6099 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
6100 if (!status && vsig) {
6108 /* make sure that there is no overlap/conflict between the new
6109 * characteristics and the existing ones; we don't support that
6112 if (ice_has_prof_vsig(hw, blk, vsig, hdl)) {
6113 status = ICE_ERR_ALREADY_EXISTS;
6114 goto err_ice_add_prof_id_flow;
6117 /* last VSI in the VSIG? */
6118 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
6120 goto err_ice_add_prof_id_flow;
6121 only_vsi = (ref == 1);
6123 /* create a union of the current profiles and the one being
6126 status = ice_get_profs_vsig(hw, blk, vsig, &union_lst);
6128 goto err_ice_add_prof_id_flow;
6130 status = ice_add_prof_to_lst(hw, blk, &union_lst, hdl);
6132 goto err_ice_add_prof_id_flow;
6134 /* search for an existing VSIG with an exact charc match */
6135 status = ice_find_dup_props_vsig(hw, blk, &union_lst, &vsig);
6137 /* move VSI to the VSIG that matches */
6138 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
6140 goto err_ice_add_prof_id_flow;
6142 /* VSI has been moved out of or_vsig. If the or_vsig had
6143 * only that VSI it is now empty and can be removed.
6146 status = ice_rem_vsig(hw, blk, or_vsig, &chg);
6148 goto err_ice_add_prof_id_flow;
6150 } else if (only_vsi) {
6151 /* If the original VSIG only contains one VSI, then it
6152 * will be the requesting VSI. In this case the VSI is
6153 * not sharing entries and we can simply add the new
6154 * profile to the VSIG.
6156 status = ice_add_prof_id_vsig(hw, blk, vsig, hdl, false,
6159 goto err_ice_add_prof_id_flow;
6161 /* Adjust priorities */
6162 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
6164 goto err_ice_add_prof_id_flow;
6166 /* No match, so we need a new VSIG */
6167 status = ice_create_vsig_from_lst(hw, blk, vsi,
6171 goto err_ice_add_prof_id_flow;
6173 /* Adjust priorities */
6174 status = ice_adj_prof_priorities(hw, blk, vsig, &chg);
6176 goto err_ice_add_prof_id_flow;
6179 /* need to find or add a VSIG */
6180 /* search for an existing VSIG with an exact charc match */
6181 if (ice_find_prof_vsig(hw, blk, hdl, &vsig)) {
6182 /* found an exact match */
6183 /* add or move VSI to the VSIG that matches */
6184 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
6186 goto err_ice_add_prof_id_flow;
6188 /* we did not find an exact match */
6189 /* we need to add a VSIG */
6190 status = ice_create_prof_id_vsig(hw, blk, vsi, hdl,
6193 goto err_ice_add_prof_id_flow;
6197 /* update hardware */
6199 status = ice_upd_prof_hw(hw, blk, &chg);
6201 err_ice_add_prof_id_flow:
6202 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
6203 LIST_DEL(&del->list_entry);
6207 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, &union_lst, ice_vsig_prof, list) {
6208 LIST_DEL(&del1->list);
6216 * ice_rem_prof_from_list - remove a profile from list
6217 * @hw: pointer to the HW struct
6218 * @lst: list to remove the profile from
6219 * @hdl: the profile handle indicating the profile to remove
6221 static enum ice_status
6222 ice_rem_prof_from_list(struct ice_hw *hw, struct LIST_HEAD_TYPE *lst, u64 hdl)
6224 struct ice_vsig_prof *ent, *tmp;
6226 LIST_FOR_EACH_ENTRY_SAFE(ent, tmp, lst, ice_vsig_prof, list)
6227 if (ent->profile_cookie == hdl) {
6228 LIST_DEL(&ent->list);
6233 return ICE_ERR_DOES_NOT_EXIST;
6237 * ice_rem_prof_id_flow - remove flow
6238 * @hw: pointer to the HW struct
6239 * @blk: hardware block
6240 * @vsi: the VSI from which to remove the profile specified by ID
6241 * @hdl: profile tracking handle
6243 * Calling this function will update the hardware tables to remove the
6244 * profile indicated by the ID parameter for the VSIs specified in the VSI
6245 * array. Once successfully called, the flow will be disabled.
6248 ice_rem_prof_id_flow(struct ice_hw *hw, enum ice_block blk, u16 vsi, u64 hdl)
6250 struct ice_vsig_prof *tmp1, *del1;
6251 struct LIST_HEAD_TYPE chg, copy;
6252 struct ice_chs_chg *tmp, *del;
6253 enum ice_status status;
6256 INIT_LIST_HEAD(©);
6257 INIT_LIST_HEAD(&chg);
6259 /* determine if VSI is already part of a VSIG */
6260 status = ice_vsig_find_vsi(hw, blk, vsi, &vsig);
6261 if (!status && vsig) {
6267 last_profile = ice_vsig_prof_id_count(hw, blk, vsig) == 1;
6268 status = ice_vsig_get_ref(hw, blk, vsig, &ref);
6270 goto err_ice_rem_prof_id_flow;
6271 only_vsi = (ref == 1);
6274 /* If the original VSIG only contains one reference,
6275 * which will be the requesting VSI, then the VSI is not
6276 * sharing entries and we can simply remove the specific
6277 * characteristics from the VSIG.
6281 /* If there are no profiles left for this VSIG,
6282 * then simply remove the VSIG.
6284 status = ice_rem_vsig(hw, blk, vsig, &chg);
6286 goto err_ice_rem_prof_id_flow;
6288 status = ice_rem_prof_id_vsig(hw, blk, vsig,
6291 goto err_ice_rem_prof_id_flow;
6293 /* Adjust priorities */
6294 status = ice_adj_prof_priorities(hw, blk, vsig,
6297 goto err_ice_rem_prof_id_flow;
6301 /* Make a copy of the VSIG's list of Profiles */
6302 status = ice_get_profs_vsig(hw, blk, vsig, ©);
6304 goto err_ice_rem_prof_id_flow;
6306 /* Remove specified profile entry from the list */
6307 status = ice_rem_prof_from_list(hw, ©, hdl);
6309 goto err_ice_rem_prof_id_flow;
6311 if (LIST_EMPTY(©)) {
6312 status = ice_move_vsi(hw, blk, vsi,
6313 ICE_DEFAULT_VSIG, &chg);
6315 goto err_ice_rem_prof_id_flow;
6317 } else if (!ice_find_dup_props_vsig(hw, blk, ©,
6319 /* found an exact match */
6320 /* add or move VSI to the VSIG that matches */
6321 /* Search for a VSIG with a matching profile
6325 /* Found match, move VSI to the matching VSIG */
6326 status = ice_move_vsi(hw, blk, vsi, vsig, &chg);
6328 goto err_ice_rem_prof_id_flow;
6330 /* since no existing VSIG supports this
6331 * characteristic pattern, we need to create a
6332 * new VSIG and TCAM entries
6334 status = ice_create_vsig_from_lst(hw, blk, vsi,
6338 goto err_ice_rem_prof_id_flow;
6340 /* Adjust priorities */
6341 status = ice_adj_prof_priorities(hw, blk, vsig,
6344 goto err_ice_rem_prof_id_flow;
6348 status = ICE_ERR_DOES_NOT_EXIST;
6351 /* update hardware tables */
6353 status = ice_upd_prof_hw(hw, blk, &chg);
6355 err_ice_rem_prof_id_flow:
6356 LIST_FOR_EACH_ENTRY_SAFE(del, tmp, &chg, ice_chs_chg, list_entry) {
6357 LIST_DEL(&del->list_entry);
6361 LIST_FOR_EACH_ENTRY_SAFE(del1, tmp1, ©, ice_vsig_prof, list) {
6362 LIST_DEL(&del1->list);
6370 * ice_flow_assoc_hw_prof - add profile id flow for main/ctrl VSI flow entry
6371 * @hw: pointer to the HW struct
6373 * @dest_vsi_handle: dest VSI handle
6374 * @fdir_vsi_handle: fdir programming VSI handle
6375 * @id: profile id (handle)
6377 * Calling this function will update the hardware tables to enable the
6378 * profile indicated by the ID parameter for the VSIs specified in the VSI
6379 * array. Once successfully called, the flow will be enabled.
6382 ice_flow_assoc_hw_prof(struct ice_hw *hw, enum ice_block blk,
6383 u16 dest_vsi_handle, u16 fdir_vsi_handle, int id)
6385 enum ice_status status = ICE_SUCCESS;
6388 vsi_num = ice_get_hw_vsi_num(hw, dest_vsi_handle);
6389 status = ice_add_prof_id_flow(hw, blk, vsi_num, id);
6391 ice_debug(hw, ICE_DBG_FLOW, "HW profile add failed for main VSI flow entry, %d\n",
6396 if (blk != ICE_BLK_FD)
6399 vsi_num = ice_get_hw_vsi_num(hw, fdir_vsi_handle);
6400 status = ice_add_prof_id_flow(hw, blk, vsi_num, id);
6402 ice_debug(hw, ICE_DBG_FLOW, "HW profile add failed for ctrl VSI flow entry, %d\n",
6410 vsi_num = ice_get_hw_vsi_num(hw, dest_vsi_handle);
6411 ice_rem_prof_id_flow(hw, blk, vsi_num, id);
6413 ice_flow_rem_prof(hw, blk, id);