1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2001-2019
5 #include "ice_common.h"
6 #include "ice_flex_pipe.h"
7 #include "ice_protocol_type.h"
10 static const struct ice_tunnel_type_scan tnls
[] = {
11 { TNL_VXLAN
, "TNL_VXLAN" },
12 { TNL_GTPC
, "TNL_GTPC" },
13 { TNL_GTPC_TEID
, "TNL_GTPC_TEID" },
14 { TNL_GTPU
, "TNL_GTPC" },
15 { TNL_GTPU_TEID
, "TNL_GTPU_TEID" },
16 { TNL_VXLAN_GPE
, "TNL_VXLAN_GPE" },
17 { TNL_GENEVE
, "TNL_GENEVE" },
18 { TNL_NAT
, "TNL_NAT" },
19 { TNL_ROCE_V2
, "TNL_ROCE_V2" },
20 { TNL_MPLSO_UDP
, "TNL_MPLSO_UDP" },
21 { TNL_UDP2_END
, "TNL_UDP2_END" },
22 { TNL_UPD_END
, "TNL_UPD_END" },
26 static const u32 ice_sect_lkup
[ICE_BLK_COUNT
][ICE_SECT_COUNT
] = {
30 ICE_SID_XLT_KEY_BUILDER_SW
,
33 ICE_SID_PROFID_TCAM_SW
,
34 ICE_SID_PROFID_REDIR_SW
,
36 ICE_SID_CDID_KEY_BUILDER_SW
,
43 ICE_SID_XLT_KEY_BUILDER_ACL
,
46 ICE_SID_PROFID_TCAM_ACL
,
47 ICE_SID_PROFID_REDIR_ACL
,
49 ICE_SID_CDID_KEY_BUILDER_ACL
,
50 ICE_SID_CDID_REDIR_ACL
56 ICE_SID_XLT_KEY_BUILDER_FD
,
59 ICE_SID_PROFID_TCAM_FD
,
60 ICE_SID_PROFID_REDIR_FD
,
62 ICE_SID_CDID_KEY_BUILDER_FD
,
69 ICE_SID_XLT_KEY_BUILDER_RSS
,
72 ICE_SID_PROFID_TCAM_RSS
,
73 ICE_SID_PROFID_REDIR_RSS
,
75 ICE_SID_CDID_KEY_BUILDER_RSS
,
76 ICE_SID_CDID_REDIR_RSS
82 ICE_SID_XLT_KEY_BUILDER_PE
,
85 ICE_SID_PROFID_TCAM_PE
,
86 ICE_SID_PROFID_REDIR_PE
,
88 ICE_SID_CDID_KEY_BUILDER_PE
,
94 * ice_sect_id - returns section ID
98 * This helper function returns the proper section ID given a block type and a
101 static u32
ice_sect_id(enum ice_block blk
, enum ice_sect sect
)
103 return ice_sect_lkup
[blk
][sect
];
108 * @buf: pointer to the ice buffer
110 * This helper function validates a buffer's header.
112 static struct ice_buf_hdr
*ice_pkg_val_buf(struct ice_buf
*buf
)
114 struct ice_buf_hdr
*hdr
;
118 hdr
= (struct ice_buf_hdr
*)buf
->buf
;
120 section_count
= LE16_TO_CPU(hdr
->section_count
);
121 if (section_count
< ICE_MIN_S_COUNT
|| section_count
> ICE_MAX_S_COUNT
)
124 data_end
= LE16_TO_CPU(hdr
->data_end
);
125 if (data_end
< ICE_MIN_S_DATA_END
|| data_end
> ICE_MAX_S_DATA_END
)
133 * @ice_seg: pointer to the ice segment
135 * Returns the address of the buffer table within the ice segment.
137 static struct ice_buf_table
*ice_find_buf_table(struct ice_seg
*ice_seg
)
139 struct ice_nvm_table
*nvms
;
141 nvms
= (struct ice_nvm_table
*)(ice_seg
->device_table
+
142 LE32_TO_CPU(ice_seg
->device_table_count
));
144 return (struct ice_buf_table
*)
145 (nvms
->vers
+ LE32_TO_CPU(nvms
->table_count
));
150 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
151 * @state: pointer to the enum state
153 * This function will enumerate all the buffers in the ice segment. The first
154 * call is made with the ice_seg parameter non-NULL; on subsequent calls,
155 * ice_seg is set to NULL which continues the enumeration. When the function
156 * returns a NULL pointer, then the end of the buffers has been reached, or an
157 * unexpected value has been detected (for example an invalid section count or
158 * an invalid buffer end value).
160 static struct ice_buf_hdr
*
161 ice_pkg_enum_buf(struct ice_seg
*ice_seg
, struct ice_pkg_enum
*state
)
164 state
->buf_table
= ice_find_buf_table(ice_seg
);
165 if (!state
->buf_table
)
169 return ice_pkg_val_buf(state
->buf_table
->buf_array
);
172 if (++state
->buf_idx
< LE32_TO_CPU(state
->buf_table
->buf_count
))
173 return ice_pkg_val_buf(state
->buf_table
->buf_array
+
180 * ice_pkg_advance_sect
181 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
182 * @state: pointer to the enum state
184 * This helper function will advance the section within the ice segment,
185 * also advancing the buffer if needed.
188 ice_pkg_advance_sect(struct ice_seg
*ice_seg
, struct ice_pkg_enum
*state
)
190 if (!ice_seg
&& !state
->buf
)
193 if (!ice_seg
&& state
->buf
)
194 if (++state
->sect_idx
< LE16_TO_CPU(state
->buf
->section_count
))
197 state
->buf
= ice_pkg_enum_buf(ice_seg
, state
);
201 /* start of new buffer, reset section index */
207 * ice_pkg_enum_section
208 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
209 * @state: pointer to the enum state
210 * @sect_type: section type to enumerate
212 * This function will enumerate all the sections of a particular type in the
213 * ice segment. The first call is made with the ice_seg parameter non-NULL;
214 * on subsequent calls, ice_seg is set to NULL which continues the enumeration.
215 * When the function returns a NULL pointer, then the end of the matching
216 * sections has been reached.
219 ice_pkg_enum_section(struct ice_seg
*ice_seg
, struct ice_pkg_enum
*state
,
225 state
->type
= sect_type
;
227 if (!ice_pkg_advance_sect(ice_seg
, state
))
230 /* scan for next matching section */
231 while (state
->buf
->section_entry
[state
->sect_idx
].type
!=
232 CPU_TO_LE32(state
->type
))
233 if (!ice_pkg_advance_sect(NULL
, state
))
236 /* validate section */
237 offset
= LE16_TO_CPU(state
->buf
->section_entry
[state
->sect_idx
].offset
);
238 if (offset
< ICE_MIN_S_OFF
|| offset
> ICE_MAX_S_OFF
)
241 size
= LE16_TO_CPU(state
->buf
->section_entry
[state
->sect_idx
].size
);
242 if (size
< ICE_MIN_S_SZ
|| size
> ICE_MAX_S_SZ
)
245 /* make sure the section fits in the buffer */
246 if (offset
+ size
> ICE_PKG_BUF_SIZE
)
250 LE32_TO_CPU(state
->buf
->section_entry
[state
->sect_idx
].type
);
252 /* calc pointer to this section */
253 state
->sect
= ((u8
*)state
->buf
) +
254 LE16_TO_CPU(state
->buf
->section_entry
[state
->sect_idx
].offset
);
261 * @ice_seg: pointer to the ice segment (or NULL on subsequent calls)
262 * @state: pointer to the enum state
263 * @sect_type: section type to enumerate
264 * @offset: pointer to variable that receives the offset in the table (optional)
265 * @handler: function that handles access to the entries into the section type
267 * This function will enumerate all the entries in particular section type in
268 * the ice segment. The first call is made with the ice_seg parameter non-NULL;
269 * on subsequent calls, ice_seg is set to NULL which continues the enumeration.
270 * When the function returns a NULL pointer, then the end of the entries has
273 * Since each section may have a different header and entry size, the handler
274 * function is needed to determine the number and location entries in each
277 * The offset parameter is optional, but should be used for sections that
278 * contain an offset for each section table. For such cases, the section handler
279 * function must return the appropriate offset + index to give the absolution
280 * offset for each entry. For example, if the base for a section's header
281 * indicates a base offset of 10, and the index for the entry is 2, then
282 * section handler function should set the offset to 10 + 2 = 12.
285 ice_pkg_enum_entry(struct ice_seg
*ice_seg
, struct ice_pkg_enum
*state
,
286 u32 sect_type
, u32
*offset
,
287 void *(*handler
)(u32 sect_type
, void *section
,
288 u32 index
, u32
*offset
))
296 if (!ice_pkg_enum_section(ice_seg
, state
, sect_type
))
299 state
->entry_idx
= 0;
300 state
->handler
= handler
;
309 entry
= state
->handler(state
->sect_type
, state
->sect
, state
->entry_idx
,
312 /* end of a section, look for another section of this type */
313 if (!ice_pkg_enum_section(NULL
, state
, 0))
316 state
->entry_idx
= 0;
317 entry
= state
->handler(state
->sect_type
, state
->sect
,
318 state
->entry_idx
, offset
);
325 * ice_boost_tcam_handler
326 * @sect_type: section type
327 * @section: pointer to section
328 * @index: index of the boost TCAM entry to be returned
329 * @offset: pointer to receive absolute offset, always 0 for boost TCAM sections
331 * This is a callback function that can be passed to ice_pkg_enum_entry.
332 * Handles enumeration of individual boost TCAM entries.
335 ice_boost_tcam_handler(u32 sect_type
, void *section
, u32 index
, u32
*offset
)
337 struct ice_boost_tcam_section
*boost
;
342 if (sect_type
!= ICE_SID_RXPARSER_BOOST_TCAM
)
345 if (index
> ICE_MAX_BST_TCAMS_IN_BUF
)
351 boost
= (struct ice_boost_tcam_section
*)section
;
352 if (index
>= LE16_TO_CPU(boost
->count
))
355 return boost
->tcam
+ index
;
359 * ice_find_boost_entry
360 * @ice_seg: pointer to the ice segment (non-NULL)
361 * @addr: Boost TCAM address of entry to search for
362 * @entry: returns pointer to the entry
364 * Finds a particular Boost TCAM entry and returns a pointer to that entry
365 * if it is found. The ice_seg parameter must not be NULL since the first call
366 * to ice_pkg_enum_entry requires a pointer to an actual ice_segment structure.
368 static enum ice_status
369 ice_find_boost_entry(struct ice_seg
*ice_seg
, u16 addr
,
370 struct ice_boost_tcam_entry
**entry
)
372 struct ice_boost_tcam_entry
*tcam
;
373 struct ice_pkg_enum state
;
375 ice_memset(&state
, 0, sizeof(state
), ICE_NONDMA_MEM
);
378 return ICE_ERR_PARAM
;
381 tcam
= (struct ice_boost_tcam_entry
*)
382 ice_pkg_enum_entry(ice_seg
, &state
,
383 ICE_SID_RXPARSER_BOOST_TCAM
, NULL
,
384 ice_boost_tcam_handler
);
385 if (tcam
&& LE16_TO_CPU(tcam
->addr
) == addr
) {
398 * ice_label_enum_handler
399 * @sect_type: section type
400 * @section: pointer to section
401 * @index: index of the label entry to be returned
402 * @offset: pointer to receive absolute offset, always zero for label sections
404 * This is a callback function that can be passed to ice_pkg_enum_entry.
405 * Handles enumeration of individual label entries.
408 ice_label_enum_handler(u32 __always_unused sect_type
, void *section
, u32 index
,
411 struct ice_label_section
*labels
;
416 if (index
> ICE_MAX_LABELS_IN_BUF
)
422 labels
= (struct ice_label_section
*)section
;
423 if (index
>= LE16_TO_CPU(labels
->count
))
426 return labels
->label
+ index
;
431 * @ice_seg: pointer to the ice segment (NULL on subsequent calls)
432 * @type: the section type that will contain the label (0 on subsequent calls)
433 * @state: ice_pkg_enum structure that will hold the state of the enumeration
434 * @value: pointer to a value that will return the label's value if found
436 * Enumerates a list of labels in the package. The caller will call
437 * ice_enum_labels(ice_seg, type, ...) to start the enumeration, then call
438 * ice_enum_labels(NULL, 0, ...) to continue. When the function returns a NULL
439 * the end of the list has been reached.
442 ice_enum_labels(struct ice_seg
*ice_seg
, u32 type
, struct ice_pkg_enum
*state
,
445 struct ice_label
*label
;
447 /* Check for valid label section on first call */
448 if (type
&& !(type
>= ICE_SID_LBL_FIRST
&& type
<= ICE_SID_LBL_LAST
))
451 label
= (struct ice_label
*)ice_pkg_enum_entry(ice_seg
, state
, type
,
453 ice_label_enum_handler
);
457 *value
= LE16_TO_CPU(label
->value
);
463 * @hw: pointer to the HW structure
464 * @ice_seg: pointer to the segment of the package scan (non-NULL)
466 * This function will scan the package and save off relevant information
467 * (hints or metadata) for driver use. The ice_seg parameter must not be NULL
468 * since the first call to ice_enum_labels requires a pointer to an actual
471 void ice_init_pkg_hints(struct ice_hw
*hw
, struct ice_seg
*ice_seg
)
473 struct ice_pkg_enum state
;
478 ice_memset(&hw
->tnl
, 0, sizeof(hw
->tnl
), ICE_NONDMA_MEM
);
483 label_name
= ice_enum_labels(ice_seg
, ICE_SID_LBL_RXPARSER_TMEM
, &state
,
486 while (label_name
&& hw
->tnl
.count
< ICE_TUNNEL_MAX_ENTRIES
) {
487 for (i
= 0; tnls
[i
].type
!= TNL_LAST
; i
++) {
488 if (!strncmp(label_name
, tnls
[i
].label_prefix
,
489 strlen(tnls
[i
].label_prefix
))) {
490 hw
->tnl
.tbl
[hw
->tnl
.count
].type
= tnls
[i
].type
;
491 hw
->tnl
.tbl
[hw
->tnl
.count
].valid
= false;
492 hw
->tnl
.tbl
[hw
->tnl
.count
].in_use
= false;
493 hw
->tnl
.tbl
[hw
->tnl
.count
].marked
= false;
494 hw
->tnl
.tbl
[hw
->tnl
.count
].boost_addr
= val
;
495 hw
->tnl
.tbl
[hw
->tnl
.count
].port
= 0;
501 label_name
= ice_enum_labels(NULL
, 0, &state
, &val
);
504 /* Cache the appropriate boost TCAM entry pointers */
505 for (i
= 0; i
< hw
->tnl
.count
; i
++) {
506 ice_find_boost_entry(ice_seg
, hw
->tnl
.tbl
[i
].boost_addr
,
507 &hw
->tnl
.tbl
[i
].boost_entry
);
508 if (hw
->tnl
.tbl
[i
].boost_entry
)
509 hw
->tnl
.tbl
[i
].valid
= true;
515 #define ICE_DC_KEY 0x1 /* don't care */
516 #define ICE_DC_KEYINV 0x1
517 #define ICE_NM_KEY 0x0 /* never match */
518 #define ICE_NM_KEYINV 0x0
519 #define ICE_0_KEY 0x1 /* match 0 */
520 #define ICE_0_KEYINV 0x0
521 #define ICE_1_KEY 0x0 /* match 1 */
522 #define ICE_1_KEYINV 0x1
525 * ice_gen_key_word - generate 16-bits of a key/mask word
527 * @valid: valid bits mask (change only the valid bits)
528 * @dont_care: don't care mask
529 * @nvr_mtch: never match mask
530 * @key: pointer to an array of where the resulting key portion
531 * @key_inv: pointer to an array of where the resulting key invert portion
533 * This function generates 16-bits from a 8-bit value, an 8-bit don't care mask
534 * and an 8-bit never match mask. The 16-bits of output are divided into 8 bits
535 * of key and 8 bits of key invert.
537 * '0' = b01, always match a 0 bit
538 * '1' = b10, always match a 1 bit
539 * '?' = b11, don't care bit (always matches)
540 * '~' = b00, never match bit
544 * dont_care: b0 0 1 1 0 0
545 * never_mtch: b0 0 0 0 1 1
546 * ------------------------------
547 * Result: key: b01 10 11 11 00 00
549 static enum ice_status
550 ice_gen_key_word(u8 val
, u8 valid
, u8 dont_care
, u8 nvr_mtch
, u8
*key
,
553 u8 in_key
= *key
, in_key_inv
= *key_inv
;
556 /* 'dont_care' and 'nvr_mtch' masks cannot overlap */
557 if ((dont_care
^ nvr_mtch
) != (dont_care
| nvr_mtch
))
563 /* encode the 8 bits into 8-bit key and 8-bit key invert */
564 for (i
= 0; i
< 8; i
++) {
568 if (!(valid
& 0x1)) { /* change only valid bits */
569 *key
|= (in_key
& 0x1) << 7;
570 *key_inv
|= (in_key_inv
& 0x1) << 7;
571 } else if (dont_care
& 0x1) { /* don't care bit */
572 *key
|= ICE_DC_KEY
<< 7;
573 *key_inv
|= ICE_DC_KEYINV
<< 7;
574 } else if (nvr_mtch
& 0x1) { /* never match bit */
575 *key
|= ICE_NM_KEY
<< 7;
576 *key_inv
|= ICE_NM_KEYINV
<< 7;
577 } else if (val
& 0x01) { /* exact 1 match */
578 *key
|= ICE_1_KEY
<< 7;
579 *key_inv
|= ICE_1_KEYINV
<< 7;
580 } else { /* exact 0 match */
581 *key
|= ICE_0_KEY
<< 7;
582 *key_inv
|= ICE_0_KEYINV
<< 7;
597 * ice_bits_max_set - determine if the number of bits set is within a maximum
598 * @mask: pointer to the byte array which is the mask
599 * @size: the number of bytes in the mask
600 * @max: the max number of set bits
602 * This function determines if there are at most 'max' number of bits set in an
603 * array. Returns true if the number for bits set is <= max or will return false
606 static bool ice_bits_max_set(const u8
*mask
, u16 size
, u16 max
)
611 /* check each byte */
612 for (i
= 0; i
< size
; i
++) {
613 /* if 0, go to next byte */
617 /* We know there is at least one set bit in this byte because of
618 * the above check; if we already have found 'max' number of
619 * bits set, then we can return failure now.
624 /* count the bits in this byte, checking threshold */
625 for (j
= 0; j
< BITS_PER_BYTE
; j
++) {
626 count
+= (mask
[i
] & (0x1 << j
)) ? 1 : 0;
636 * ice_set_key - generate a variable sized key with multiples of 16-bits
637 * @key: pointer to where the key will be stored
638 * @size: the size of the complete key in bytes (must be even)
639 * @val: array of 8-bit values that makes up the value portion of the key
640 * @upd: array of 8-bit masks that determine what key portion to update
641 * @dc: array of 8-bit masks that make up the dont' care mask
642 * @nm: array of 8-bit masks that make up the never match mask
643 * @off: the offset of the first byte in the key to update
644 * @len: the number of bytes in the key update
646 * This function generates a key from a value, a don't care mask and a never
648 * upd, dc, and nm are optional parameters, and can be NULL:
649 * upd == NULL --> udp mask is all 1's (update all bits)
650 * dc == NULL --> dc mask is all 0's (no don't care bits)
651 * nm == NULL --> nm mask is all 0's (no never match bits)
654 ice_set_key(u8
*key
, u16 size
, u8
*val
, u8
*upd
, u8
*dc
, u8
*nm
, u16 off
,
660 /* size must be a multiple of 2 bytes. */
663 half_size
= size
/ 2;
665 if (off
+ len
> half_size
)
668 /* Make sure at most one bit is set in the never match mask. Having more
669 * than one never match mask bit set will cause HW to consume excessive
670 * power otherwise; this is a power management efficiency check.
672 #define ICE_NVR_MTCH_BITS_MAX 1
673 if (nm
&& !ice_bits_max_set(nm
, len
, ICE_NVR_MTCH_BITS_MAX
))
676 for (i
= 0; i
< len
; i
++)
677 if (ice_gen_key_word(val
[i
], upd
? upd
[i
] : 0xff,
678 dc
? dc
[i
] : 0, nm
? nm
[i
] : 0,
679 key
+ off
+ i
, key
+ half_size
+ off
+ i
))
686 * ice_acquire_global_cfg_lock
687 * @hw: pointer to the HW structure
688 * @access: access type (read or write)
690 * This function will request ownership of the global config lock for reading
691 * or writing of the package. When attempting to obtain write access, the
692 * caller must check for the following two return values:
694 * ICE_SUCCESS - Means the caller has acquired the global config lock
695 * and can perform writing of the package.
696 * ICE_ERR_AQ_NO_WORK - Indicates another driver has already written the
697 * package or has found that no update was necessary; in
698 * this case, the caller can just skip performing any
699 * update of the package.
701 static enum ice_status
702 ice_acquire_global_cfg_lock(struct ice_hw
*hw
,
703 enum ice_aq_res_access_type access
)
705 enum ice_status status
;
707 ice_debug(hw
, ICE_DBG_TRACE
, "ice_acquire_global_cfg_lock");
709 status
= ice_acquire_res(hw
, ICE_GLOBAL_CFG_LOCK_RES_ID
, access
,
710 ICE_GLOBAL_CFG_LOCK_TIMEOUT
);
712 if (status
== ICE_ERR_AQ_NO_WORK
)
713 ice_debug(hw
, ICE_DBG_PKG
,
714 "Global config lock: No work to do\n");
720 * ice_release_global_cfg_lock
721 * @hw: pointer to the HW structure
723 * This function will release the global config lock.
725 static void ice_release_global_cfg_lock(struct ice_hw
*hw
)
727 ice_release_res(hw
, ICE_GLOBAL_CFG_LOCK_RES_ID
);
731 * ice_acquire_change_lock
732 * @hw: pointer to the HW structure
733 * @access: access type (read or write)
735 * This function will request ownership of the change lock.
737 static enum ice_status
738 ice_acquire_change_lock(struct ice_hw
*hw
, enum ice_aq_res_access_type access
)
740 ice_debug(hw
, ICE_DBG_TRACE
, "ice_acquire_change_lock");
742 return ice_acquire_res(hw
, ICE_CHANGE_LOCK_RES_ID
, access
,
743 ICE_CHANGE_LOCK_TIMEOUT
);
747 * ice_release_change_lock
748 * @hw: pointer to the HW structure
750 * This function will release the change lock using the proper Admin Command.
752 static void ice_release_change_lock(struct ice_hw
*hw
)
754 ice_debug(hw
, ICE_DBG_TRACE
, "ice_release_change_lock");
756 ice_release_res(hw
, ICE_CHANGE_LOCK_RES_ID
);
760 * ice_aq_download_pkg
761 * @hw: pointer to the hardware structure
762 * @pkg_buf: the package buffer to transfer
763 * @buf_size: the size of the package buffer
764 * @last_buf: last buffer indicator
765 * @error_offset: returns error offset
766 * @error_info: returns error information
767 * @cd: pointer to command details structure or NULL
769 * Download Package (0x0C40)
771 static enum ice_status
772 ice_aq_download_pkg(struct ice_hw
*hw
, struct ice_buf_hdr
*pkg_buf
,
773 u16 buf_size
, bool last_buf
, u32
*error_offset
,
774 u32
*error_info
, struct ice_sq_cd
*cd
)
776 struct ice_aqc_download_pkg
*cmd
;
777 struct ice_aq_desc desc
;
778 enum ice_status status
;
780 ice_debug(hw
, ICE_DBG_TRACE
, "ice_aq_download_pkg");
787 cmd
= &desc
.params
.download_pkg
;
788 ice_fill_dflt_direct_cmd_desc(&desc
, ice_aqc_opc_download_pkg
);
789 desc
.flags
|= CPU_TO_LE16(ICE_AQ_FLAG_RD
);
792 cmd
->flags
|= ICE_AQC_DOWNLOAD_PKG_LAST_BUF
;
794 status
= ice_aq_send_cmd(hw
, &desc
, pkg_buf
, buf_size
, cd
);
795 if (status
== ICE_ERR_AQ_ERROR
) {
796 /* Read error from buffer only when the FW returned an error */
797 struct ice_aqc_download_pkg_resp
*resp
;
799 resp
= (struct ice_aqc_download_pkg_resp
*)pkg_buf
;
801 *error_offset
= LE32_TO_CPU(resp
->error_offset
);
803 *error_info
= LE32_TO_CPU(resp
->error_info
);
810 * ice_aq_upload_section
811 * @hw: pointer to the hardware structure
812 * @pkg_buf: the package buffer which will receive the section
813 * @buf_size: the size of the package buffer
814 * @cd: pointer to command details structure or NULL
816 * Upload Section (0x0C41)
819 ice_aq_upload_section(struct ice_hw
*hw
, struct ice_buf_hdr
*pkg_buf
,
820 u16 buf_size
, struct ice_sq_cd
*cd
)
822 struct ice_aq_desc desc
;
824 ice_debug(hw
, ICE_DBG_TRACE
, "ice_aq_upload_section");
825 ice_fill_dflt_direct_cmd_desc(&desc
, ice_aqc_opc_upload_section
);
826 desc
.flags
|= CPU_TO_LE16(ICE_AQ_FLAG_RD
);
828 return ice_aq_send_cmd(hw
, &desc
, pkg_buf
, buf_size
, cd
);
833 * @hw: pointer to the hardware structure
834 * @pkg_buf: the package cmd buffer
835 * @buf_size: the size of the package cmd buffer
836 * @last_buf: last buffer indicator
837 * @error_offset: returns error offset
838 * @error_info: returns error information
839 * @cd: pointer to command details structure or NULL
841 * Update Package (0x0C42)
843 static enum ice_status
844 ice_aq_update_pkg(struct ice_hw
*hw
, struct ice_buf_hdr
*pkg_buf
, u16 buf_size
,
845 bool last_buf
, u32
*error_offset
, u32
*error_info
,
846 struct ice_sq_cd
*cd
)
848 struct ice_aqc_download_pkg
*cmd
;
849 struct ice_aq_desc desc
;
850 enum ice_status status
;
852 ice_debug(hw
, ICE_DBG_TRACE
, "ice_aq_update_pkg");
859 cmd
= &desc
.params
.download_pkg
;
860 ice_fill_dflt_direct_cmd_desc(&desc
, ice_aqc_opc_update_pkg
);
861 desc
.flags
|= CPU_TO_LE16(ICE_AQ_FLAG_RD
);
864 cmd
->flags
|= ICE_AQC_DOWNLOAD_PKG_LAST_BUF
;
866 status
= ice_aq_send_cmd(hw
, &desc
, pkg_buf
, buf_size
, cd
);
867 if (status
== ICE_ERR_AQ_ERROR
) {
868 /* Read error from buffer only when the FW returned an error */
869 struct ice_aqc_download_pkg_resp
*resp
;
871 resp
= (struct ice_aqc_download_pkg_resp
*)pkg_buf
;
873 *error_offset
= LE32_TO_CPU(resp
->error_offset
);
875 *error_info
= LE32_TO_CPU(resp
->error_info
);
882 * ice_find_seg_in_pkg
883 * @hw: pointer to the hardware structure
884 * @seg_type: the segment type to search for (i.e., SEGMENT_TYPE_CPK)
885 * @pkg_hdr: pointer to the package header to be searched
887 * This function searches a package file for a particular segment type. On
888 * success it returns a pointer to the segment header, otherwise it will
891 struct ice_generic_seg_hdr
*
892 ice_find_seg_in_pkg(struct ice_hw
*hw
, u32 seg_type
,
893 struct ice_pkg_hdr
*pkg_hdr
)
897 ice_debug(hw
, ICE_DBG_TRACE
, "%s\n", __func__
);
898 ice_debug(hw
, ICE_DBG_PKG
, "Package version: %d.%d.%d.%d\n",
899 pkg_hdr
->format_ver
.major
, pkg_hdr
->format_ver
.minor
,
900 pkg_hdr
->format_ver
.update
, pkg_hdr
->format_ver
.draft
);
902 /* Search all package segments for the requested segment type */
903 for (i
= 0; i
< LE32_TO_CPU(pkg_hdr
->seg_count
); i
++) {
904 struct ice_generic_seg_hdr
*seg
;
906 seg
= (struct ice_generic_seg_hdr
*)
907 ((u8
*)pkg_hdr
+ LE32_TO_CPU(pkg_hdr
->seg_offset
[i
]));
909 if (LE32_TO_CPU(seg
->seg_type
) == seg_type
)
918 * @hw: pointer to the hardware structure
919 * @bufs: pointer to an array of buffers
920 * @count: the number of buffers in the array
922 * Obtains change lock and updates package.
925 ice_update_pkg(struct ice_hw
*hw
, struct ice_buf
*bufs
, u32 count
)
927 enum ice_status status
;
930 status
= ice_acquire_change_lock(hw
, ICE_RES_WRITE
);
934 for (i
= 0; i
< count
; i
++) {
935 bool last
= ((i
+ 1) == count
);
937 struct ice_buf_hdr
*bh
= (struct ice_buf_hdr
*)(bufs
+ i
);
939 status
= ice_aq_update_pkg(hw
, bh
, LE16_TO_CPU(bh
->data_end
),
940 last
, &offset
, &info
, NULL
);
943 ice_debug(hw
, ICE_DBG_PKG
,
944 "Update pkg failed: err %d off %d inf %d\n",
945 status
, offset
, info
);
950 ice_release_change_lock(hw
);
957 * @hw: pointer to the hardware structure
958 * @bufs: pointer to an array of buffers
959 * @count: the number of buffers in the array
961 * Obtains global config lock and downloads the package configuration buffers
962 * to the firmware. Metadata buffers are skipped, and the first metadata buffer
963 * found indicates that the rest of the buffers are all metadata buffers.
965 static enum ice_status
966 ice_dwnld_cfg_bufs(struct ice_hw
*hw
, struct ice_buf
*bufs
, u32 count
)
968 enum ice_status status
;
969 struct ice_buf_hdr
*bh
;
973 return ICE_ERR_PARAM
;
975 /* If the first buffer's first section has its metadata bit set
976 * then there are no buffers to be downloaded, and the operation is
977 * considered a success.
979 bh
= (struct ice_buf_hdr
*)bufs
;
980 if (LE32_TO_CPU(bh
->section_entry
[0].type
) & ICE_METADATA_BUF
)
983 status
= ice_acquire_global_cfg_lock(hw
, ICE_RES_WRITE
);
987 for (i
= 0; i
< count
; i
++) {
988 bool last
= ((i
+ 1) == count
);
991 /* check next buffer for metadata flag */
992 bh
= (struct ice_buf_hdr
*)(bufs
+ i
+ 1);
994 /* A set metadata flag in the next buffer will signal
995 * that the current buffer will be the last buffer
998 if (LE16_TO_CPU(bh
->section_count
))
999 if (LE32_TO_CPU(bh
->section_entry
[0].type
) &
1004 bh
= (struct ice_buf_hdr
*)(bufs
+ i
);
1006 status
= ice_aq_download_pkg(hw
, bh
, LE16_TO_CPU(bh
->data_end
),
1007 last
, &offset
, &info
, NULL
);
1010 ice_debug(hw
, ICE_DBG_PKG
,
1011 "Pkg download failed: err %d off %d inf %d\n",
1012 status
, offset
, info
);
1020 ice_release_global_cfg_lock(hw
);
1026 * ice_aq_get_pkg_info_list
1027 * @hw: pointer to the hardware structure
1028 * @pkg_info: the buffer which will receive the information list
1029 * @buf_size: the size of the pkg_info information buffer
1030 * @cd: pointer to command details structure or NULL
1032 * Get Package Info List (0x0C43)
1034 static enum ice_status
1035 ice_aq_get_pkg_info_list(struct ice_hw
*hw
,
1036 struct ice_aqc_get_pkg_info_resp
*pkg_info
,
1037 u16 buf_size
, struct ice_sq_cd
*cd
)
1039 struct ice_aq_desc desc
;
1041 ice_debug(hw
, ICE_DBG_TRACE
, "ice_aq_get_pkg_info_list");
1042 ice_fill_dflt_direct_cmd_desc(&desc
, ice_aqc_opc_get_pkg_info_list
);
1044 return ice_aq_send_cmd(hw
, &desc
, pkg_info
, buf_size
, cd
);
1049 * @hw: pointer to the hardware structure
1050 * @ice_seg: pointer to the segment of the package to be downloaded
1052 * Handles the download of a complete package.
1054 enum ice_status
ice_download_pkg(struct ice_hw
*hw
, struct ice_seg
*ice_seg
)
1056 struct ice_buf_table
*ice_buf_tbl
;
1058 ice_debug(hw
, ICE_DBG_TRACE
, "%s\n", __func__
);
1059 ice_debug(hw
, ICE_DBG_PKG
, "Segment version: %d.%d.%d.%d\n",
1060 ice_seg
->hdr
.seg_ver
.major
, ice_seg
->hdr
.seg_ver
.minor
,
1061 ice_seg
->hdr
.seg_ver
.update
, ice_seg
->hdr
.seg_ver
.draft
);
1063 ice_debug(hw
, ICE_DBG_PKG
, "Seg: type 0x%X, size %d, name %s\n",
1064 LE32_TO_CPU(ice_seg
->hdr
.seg_type
),
1065 LE32_TO_CPU(ice_seg
->hdr
.seg_size
), ice_seg
->hdr
.seg_name
);
1067 ice_buf_tbl
= ice_find_buf_table(ice_seg
);
1069 ice_debug(hw
, ICE_DBG_PKG
, "Seg buf count: %d\n",
1070 LE32_TO_CPU(ice_buf_tbl
->buf_count
));
1072 return ice_dwnld_cfg_bufs(hw
, ice_buf_tbl
->buf_array
,
1073 LE32_TO_CPU(ice_buf_tbl
->buf_count
));
1078 * @hw: pointer to the hardware structure
1079 * @pkg_hdr: pointer to the driver's package hdr
1081 * Saves off the package details into the HW structure.
1084 ice_init_pkg_info(struct ice_hw
*hw
, struct ice_pkg_hdr
*pkg_hdr
)
1086 struct ice_aqc_get_pkg_info_resp
*pkg_info
;
1087 struct ice_global_metadata_seg
*meta_seg
;
1088 struct ice_generic_seg_hdr
*seg_hdr
;
1089 enum ice_status status
;
1093 ice_debug(hw
, ICE_DBG_TRACE
, "%s\n", __func__
);
1095 return ICE_ERR_PARAM
;
1097 meta_seg
= (struct ice_global_metadata_seg
*)
1098 ice_find_seg_in_pkg(hw
, SEGMENT_TYPE_METADATA
, pkg_hdr
);
1100 hw
->pkg_ver
= meta_seg
->pkg_ver
;
1101 ice_memcpy(hw
->pkg_name
, meta_seg
->pkg_name
,
1102 sizeof(hw
->pkg_name
), ICE_NONDMA_TO_NONDMA
);
1104 ice_debug(hw
, ICE_DBG_PKG
, "Pkg: %d.%d.%d.%d, %s\n",
1105 meta_seg
->pkg_ver
.major
, meta_seg
->pkg_ver
.minor
,
1106 meta_seg
->pkg_ver
.update
, meta_seg
->pkg_ver
.draft
,
1107 meta_seg
->pkg_name
);
1109 ice_debug(hw
, ICE_DBG_INIT
,
1110 "Did not find metadata segment in driver package\n");
1114 seg_hdr
= ice_find_seg_in_pkg(hw
, SEGMENT_TYPE_ICE
, pkg_hdr
);
1116 hw
->ice_pkg_ver
= seg_hdr
->seg_ver
;
1117 ice_memcpy(hw
->ice_pkg_name
, seg_hdr
->seg_name
,
1118 sizeof(hw
->ice_pkg_name
), ICE_NONDMA_TO_NONDMA
);
1120 ice_debug(hw
, ICE_DBG_PKG
, "Ice Pkg: %d.%d.%d.%d, %s\n",
1121 seg_hdr
->seg_ver
.major
, seg_hdr
->seg_ver
.minor
,
1122 seg_hdr
->seg_ver
.update
, seg_hdr
->seg_ver
.draft
,
1125 ice_debug(hw
, ICE_DBG_INIT
,
1126 "Did not find ice segment in driver package\n");
1130 #define ICE_PKG_CNT 4
1131 size
= sizeof(*pkg_info
) + (sizeof(pkg_info
->pkg_info
[0]) *
1133 pkg_info
= (struct ice_aqc_get_pkg_info_resp
*)ice_malloc(hw
, size
);
1135 return ICE_ERR_NO_MEMORY
;
1137 status
= ice_aq_get_pkg_info_list(hw
, pkg_info
, size
, NULL
);
1139 goto init_pkg_free_alloc
;
1141 for (i
= 0; i
< LE32_TO_CPU(pkg_info
->count
); i
++) {
1142 #define ICE_PKG_FLAG_COUNT 4
1143 char flags
[ICE_PKG_FLAG_COUNT
+ 1] = { 0 };
1146 if (pkg_info
->pkg_info
[i
].is_active
) {
1147 flags
[place
++] = 'A';
1148 hw
->active_pkg_ver
= pkg_info
->pkg_info
[i
].ver
;
1149 ice_memcpy(hw
->active_pkg_name
,
1150 pkg_info
->pkg_info
[i
].name
,
1151 sizeof(hw
->active_pkg_name
),
1152 ICE_NONDMA_TO_NONDMA
);
1154 if (pkg_info
->pkg_info
[i
].is_active_at_boot
)
1155 flags
[place
++] = 'B';
1156 if (pkg_info
->pkg_info
[i
].is_modified
)
1157 flags
[place
++] = 'M';
1158 if (pkg_info
->pkg_info
[i
].is_in_nvm
)
1159 flags
[place
++] = 'N';
1161 ice_debug(hw
, ICE_DBG_PKG
, "Pkg[%d]: %d.%d.%d.%d,%s,%s\n",
1162 i
, pkg_info
->pkg_info
[i
].ver
.major
,
1163 pkg_info
->pkg_info
[i
].ver
.minor
,
1164 pkg_info
->pkg_info
[i
].ver
.update
,
1165 pkg_info
->pkg_info
[i
].ver
.draft
,
1166 pkg_info
->pkg_info
[i
].name
, flags
);
1169 init_pkg_free_alloc
:
1170 ice_free(hw
, pkg_info
);
1176 * ice_find_label_value
1177 * @ice_seg: pointer to the ice segment (non-NULL)
1178 * @name: name of the label to search for
1179 * @type: the section type that will contain the label
1180 * @value: pointer to a value that will return the label's value if found
1182 * Finds a label's value given the label name and the section type to search.
1183 * The ice_seg parameter must not be NULL since the first call to
1184 * ice_enum_labels requires a pointer to an actual ice_seg structure.
1187 ice_find_label_value(struct ice_seg
*ice_seg
, char const *name
, u32 type
,
1190 struct ice_pkg_enum state
;
1195 return ICE_ERR_PARAM
;
1198 label_name
= ice_enum_labels(ice_seg
, type
, &state
, &val
);
1199 if (label_name
&& !strcmp(label_name
, name
)) {
1205 } while (label_name
);
1211 * ice_verify_pkg - verify package
1212 * @pkg: pointer to the package buffer
1213 * @len: size of the package buffer
1215 * Verifies various attributes of the package file, including length, format
1216 * version, and the requirement of at least one segment.
1218 static enum ice_status
ice_verify_pkg(struct ice_pkg_hdr
*pkg
, u32 len
)
1223 if (len
< sizeof(*pkg
))
1224 return ICE_ERR_BUF_TOO_SHORT
;
1226 if (pkg
->format_ver
.major
!= ICE_PKG_FMT_VER_MAJ
||
1227 pkg
->format_ver
.minor
!= ICE_PKG_FMT_VER_MNR
||
1228 pkg
->format_ver
.update
!= ICE_PKG_FMT_VER_UPD
||
1229 pkg
->format_ver
.draft
!= ICE_PKG_FMT_VER_DFT
)
1232 /* pkg must have at least one segment */
1233 seg_count
= LE32_TO_CPU(pkg
->seg_count
);
1237 /* make sure segment array fits in package length */
1238 if (len
< sizeof(*pkg
) + ((seg_count
- 1) * sizeof(pkg
->seg_offset
)))
1239 return ICE_ERR_BUF_TOO_SHORT
;
1241 /* all segments must fit within length */
1242 for (i
= 0; i
< seg_count
; i
++) {
1243 u32 off
= LE32_TO_CPU(pkg
->seg_offset
[i
]);
1244 struct ice_generic_seg_hdr
*seg
;
1246 /* segment header must fit */
1247 if (len
< off
+ sizeof(*seg
))
1248 return ICE_ERR_BUF_TOO_SHORT
;
1250 seg
= (struct ice_generic_seg_hdr
*)((u8
*)pkg
+ off
);
1252 /* segment body must fit */
1253 if (len
< off
+ LE32_TO_CPU(seg
->seg_size
))
1254 return ICE_ERR_BUF_TOO_SHORT
;
1261 * ice_free_seg - free package segment pointer
1262 * @hw: pointer to the hardware structure
1264 * Frees the package segment pointer in the proper manner, depending on if the
1265 * segment was allocated or just the passed in pointer was stored.
1267 void ice_free_seg(struct ice_hw
*hw
)
1270 ice_free(hw
, hw
->pkg_copy
);
1271 hw
->pkg_copy
= NULL
;
1278 * ice_init_fd_mask_regs - initialize Flow Director mask registers
1279 * @hw: pointer to the HW struct
1281 * This function sets up the Flow Director mask registers to allow for complete
1282 * masking off of any of the 24 Field Vector words. After this call, mask 0 will
1283 * mask off all of FV index 0, mask 1 will mask off all of FV index 1, etc.
1285 static void ice_init_fd_mask_regs(struct ice_hw
*hw
)
1289 for (i
= 0; i
< hw
->blk
[ICE_BLK_FD
].es
.fvw
; i
++) {
1290 wr32(hw
, GLQF_FDMASK(i
), i
);
1291 ice_debug(hw
, ICE_DBG_INIT
, "init fd mask(%d): %x = %x\n", i
,
1297 * ice_init_pkg_regs - initialize additional package registers
1298 * @hw: pointer to the hardware structure
1300 static void ice_init_pkg_regs(struct ice_hw
*hw
)
1302 #define ICE_SW_BLK_INP_MASK_L 0xFFFFFFFF
1303 #define ICE_SW_BLK_INP_MASK_H 0x0000FFFF
1304 #define ICE_SW_BLK_IDX 0
1306 /* setup Switch block input mask, which is 48-bits in two parts */
1307 wr32(hw
, GL_PREEXT_L2_PMASK0(ICE_SW_BLK_IDX
), ICE_SW_BLK_INP_MASK_L
);
1308 wr32(hw
, GL_PREEXT_L2_PMASK1(ICE_SW_BLK_IDX
), ICE_SW_BLK_INP_MASK_H
);
1309 /* setup default flow director masks */
1310 ice_init_fd_mask_regs(hw
);
1314 * ice_init_pkg - initialize/download package
1315 * @hw: pointer to the hardware structure
1316 * @buf: pointer to the package buffer
1317 * @len: size of the package buffer
1319 * This function initializes a package. The package contains HW tables
1320 * required to do packet processing. First, the function extracts package
1321 * information such as version. Then it finds the ice configuration segment
1322 * within the package; this function then saves a copy of the segment pointer
1323 * within the supplied package buffer. Next, the function will cache any hints
1324 * from the package, followed by downloading the package itself. Note, that if
1325 * a previous PF driver has already downloaded the package successfully, then
1326 * the current driver will not have to download the package again.
1328 * The local package contents will be used to query default behavior and to
1329 * update specific sections of the HW's version of the package (e.g. to update
1330 * the parse graph to understand new protocols).
1332 * This function stores a pointer to the package buffer memory, and it is
1333 * expected that the supplied buffer will not be freed immediately. If the
1334 * package buffer needs to be freed, such as when read from a file, use
1335 * ice_copy_and_init_pkg() instead of directly calling ice_init_pkg() in this
1338 enum ice_status
ice_init_pkg(struct ice_hw
*hw
, u8
*buf
, u32 len
)
1340 struct ice_pkg_hdr
*pkg
;
1341 enum ice_status status
;
1342 struct ice_seg
*seg
;
1345 return ICE_ERR_PARAM
;
1347 pkg
= (struct ice_pkg_hdr
*)buf
;
1348 status
= ice_verify_pkg(pkg
, len
);
1350 ice_debug(hw
, ICE_DBG_INIT
, "failed to verify pkg (err: %d)\n",
1355 /* initialize package info */
1356 status
= ice_init_pkg_info(hw
, pkg
);
1360 /* find segment in given package */
1361 seg
= (struct ice_seg
*)ice_find_seg_in_pkg(hw
, SEGMENT_TYPE_ICE
, pkg
);
1363 ice_debug(hw
, ICE_DBG_INIT
, "no ice segment in package.\n");
1367 /* initialize package hints and then download package */
1368 ice_init_pkg_hints(hw
, seg
);
1369 status
= ice_download_pkg(hw
, seg
);
1370 if (status
== ICE_ERR_AQ_NO_WORK
) {
1371 ice_debug(hw
, ICE_DBG_INIT
,
1372 "package previously loaded - no work.\n");
1373 status
= ICE_SUCCESS
;
1378 /* on successful package download, update other required
1379 * registers to support the package
1381 ice_init_pkg_regs(hw
);
1383 ice_debug(hw
, ICE_DBG_INIT
, "package load failed, %d\n",
1391 * ice_copy_and_init_pkg - initialize/download a copy of the package
1392 * @hw: pointer to the hardware structure
1393 * @buf: pointer to the package buffer
1394 * @len: size of the package buffer
1396 * This function copies the package buffer, and then calls ice_init_pkg() to
1397 * initialize the copied package contents.
1399 * The copying is necessary if the package buffer supplied is constant, or if
1400 * the memory may disappear shortly after calling this function.
1402 * If the package buffer resides in the data segment and can be modified, the
1403 * caller is free to use ice_init_pkg() instead of ice_copy_and_init_pkg().
1405 * However, if the package buffer needs to be copied first, such as when being
1406 * read from a file, the caller should use ice_copy_and_init_pkg().
1408 * This function will first copy the package buffer, before calling
1409 * ice_init_pkg(). The caller is free to immediately destroy the original
1410 * package buffer, as the new copy will be managed by this function and
1413 enum ice_status
ice_copy_and_init_pkg(struct ice_hw
*hw
, const u8
*buf
, u32 len
)
1415 enum ice_status status
;
1419 return ICE_ERR_PARAM
;
1421 buf_copy
= (u8
*)ice_memdup(hw
, buf
, len
, ICE_NONDMA_TO_NONDMA
);
1423 status
= ice_init_pkg(hw
, buf_copy
, len
);
1425 /* Free the copy, since we failed to initialize the package */
1426 ice_free(hw
, buf_copy
);
1428 /* Track the copied pkg so we can free it later */
1429 hw
->pkg_copy
= buf_copy
;
1438 * @hw: pointer to the HW structure
1440 * Allocates a package buffer and returns a pointer to the buffer header.
1441 * Note: all package contents must be in Little Endian form.
1443 struct ice_buf_build
*ice_pkg_buf_alloc(struct ice_hw
*hw
)
1445 struct ice_buf_build
*bld
;
1446 struct ice_buf_hdr
*buf
;
1448 bld
= (struct ice_buf_build
*)ice_malloc(hw
, sizeof(*bld
));
1452 buf
= (struct ice_buf_hdr
*)bld
;
1453 buf
->data_end
= CPU_TO_LE16(sizeof(*buf
) -
1454 sizeof(buf
->section_entry
[0]));
1460 * @sect_type: section type
1461 * @section: pointer to section
1462 * @index: index of the field vector entry to be returned
1463 * @offset: ptr to variable that receives the offset in the field vector table
1465 * This is a callback function that can be passed to ice_pkg_enum_entry.
1466 * This function treats the given section as of type ice_sw_fv_section and
1467 * enumerates offset field. "offset" is an index into the field vector
1471 ice_sw_fv_handler(u32 sect_type
, void *section
, u32 index
, u32
*offset
)
1473 struct ice_sw_fv_section
*fv_section
=
1474 (struct ice_sw_fv_section
*)section
;
1476 if (!section
|| sect_type
!= ICE_SID_FLD_VEC_SW
)
1478 if (index
>= LE16_TO_CPU(fv_section
->count
))
1481 /* "index" passed in to this function is relative to a given
1482 * 4k block. To get to the true index into the field vector
1483 * table need to add the relative index to the base_offset
1484 * field of this section
1486 *offset
= LE16_TO_CPU(fv_section
->base_offset
) + index
;
1487 return fv_section
->fv
+ index
;
1491 * ice_get_sw_fv_list
1492 * @hw: pointer to the HW structure
1493 * @prot_ids: field vector to search for with a given protocol ID
1494 * @ids_cnt: lookup/protocol count
1495 * @fv_list: Head of a list
1497 * Finds all the field vector entries from switch block that contain
1498 * a given protocol ID and returns a list of structures of type
1499 * "ice_sw_fv_list_entry". Every structure in the list has a field vector
1500 * definition and profile ID information
1501 * NOTE: The caller of the function is responsible for freeing the memory
1502 * allocated for every list entry.
1505 ice_get_sw_fv_list(struct ice_hw
*hw
, u16
*prot_ids
, u8 ids_cnt
,
1506 struct LIST_HEAD_TYPE
*fv_list
)
1508 struct ice_sw_fv_list_entry
*fvl
;
1509 struct ice_sw_fv_list_entry
*tmp
;
1510 struct ice_pkg_enum state
;
1511 struct ice_seg
*ice_seg
;
1515 if (!ids_cnt
|| !hw
->seg
)
1516 return ICE_ERR_PARAM
;
1522 fv
= (struct ice_fv
*)
1523 ice_pkg_enum_entry(ice_seg
, &state
, ICE_SID_FLD_VEC_SW
,
1524 &offset
, ice_sw_fv_handler
);
1526 for (i
= 0; i
< ids_cnt
&& fv
; i
++) {
1529 /* This code assumes that if a switch field vector line
1530 * has a matching protocol, then this line will contain
1531 * the entries necessary to represent every field in
1532 * that protocol header.
1534 for (j
= 0; j
< hw
->blk
[ICE_BLK_SW
].es
.fvw
; j
++)
1535 if (fv
->ew
[j
].prot_id
== prot_ids
[i
])
1537 if (j
>= hw
->blk
[ICE_BLK_SW
].es
.fvw
)
1539 if (i
+ 1 == ids_cnt
) {
1540 fvl
= (struct ice_sw_fv_list_entry
*)
1541 ice_malloc(hw
, sizeof(*fvl
));
1545 fvl
->profile_id
= offset
;
1546 LIST_ADD(&fvl
->list_entry
, fv_list
);
1552 if (LIST_EMPTY(fv_list
))
1557 LIST_FOR_EACH_ENTRY_SAFE(fvl
, tmp
, fv_list
, ice_sw_fv_list_entry
,
1559 LIST_DEL(&fvl
->list_entry
);
1563 return ICE_ERR_NO_MEMORY
;
1567 * ice_pkg_buf_alloc_single_section
1568 * @hw: pointer to the HW structure
1569 * @type: the section type value
1570 * @size: the size of the section to reserve (in bytes)
1571 * @section: returns pointer to the section
1573 * Allocates a package buffer with a single section.
1574 * Note: all package contents must be in Little Endian form.
1576 static struct ice_buf_build
*
1577 ice_pkg_buf_alloc_single_section(struct ice_hw
*hw
, u32 type
, u16 size
,
1580 struct ice_buf_build
*buf
;
1585 buf
= ice_pkg_buf_alloc(hw
);
1589 if (ice_pkg_buf_reserve_section(buf
, 1))
1590 goto ice_pkg_buf_alloc_single_section_err
;
1592 *section
= ice_pkg_buf_alloc_section(buf
, type
, size
);
1594 goto ice_pkg_buf_alloc_single_section_err
;
1598 ice_pkg_buf_alloc_single_section_err
:
1599 ice_pkg_buf_free(hw
, buf
);
1604 * ice_pkg_buf_reserve_section
1605 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1606 * @count: the number of sections to reserve
1608 * Reserves one or more section table entries in a package buffer. This routine
1609 * can be called multiple times as long as they are made before calling
1610 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1611 * is called once, the number of sections that can be allocated will not be able
1612 * to be increased; not using all reserved sections is fine, but this will
1613 * result in some wasted space in the buffer.
1614 * Note: all package contents must be in Little Endian form.
1617 ice_pkg_buf_reserve_section(struct ice_buf_build
*bld
, u16 count
)
1619 struct ice_buf_hdr
*buf
;
1624 return ICE_ERR_PARAM
;
1626 buf
= (struct ice_buf_hdr
*)&bld
->buf
;
1628 /* already an active section, can't increase table size */
1629 section_count
= LE16_TO_CPU(buf
->section_count
);
1630 if (section_count
> 0)
1633 if (bld
->reserved_section_table_entries
+ count
> ICE_MAX_S_COUNT
)
1635 bld
->reserved_section_table_entries
+= count
;
1637 data_end
= LE16_TO_CPU(buf
->data_end
) +
1638 (count
* sizeof(buf
->section_entry
[0]));
1639 buf
->data_end
= CPU_TO_LE16(data_end
);
1645 * ice_pkg_buf_unreserve_section
1646 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1647 * @count: the number of sections to unreserve
1649 * Unreserves one or more section table entries in a package buffer, releasing
1650 * space that can be used for section data. This routine can be called
1651 * multiple times as long as they are made before calling
1652 * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
1653 * is called once, the number of sections that can be allocated will not be able
1654 * to be increased; not using all reserved sections is fine, but this will
1655 * result in some wasted space in the buffer.
1656 * Note: all package contents must be in Little Endian form.
1659 ice_pkg_buf_unreserve_section(struct ice_buf_build
*bld
, u16 count
)
1661 struct ice_buf_hdr
*buf
;
1666 return ICE_ERR_PARAM
;
1668 buf
= (struct ice_buf_hdr
*)&bld
->buf
;
1670 /* already an active section, can't decrease table size */
1671 section_count
= LE16_TO_CPU(buf
->section_count
);
1672 if (section_count
> 0)
1675 if (count
> bld
->reserved_section_table_entries
)
1677 bld
->reserved_section_table_entries
-= count
;
1679 data_end
= LE16_TO_CPU(buf
->data_end
) -
1680 (count
* sizeof(buf
->section_entry
[0]));
1681 buf
->data_end
= CPU_TO_LE16(data_end
);
1687 * ice_pkg_buf_alloc_section
1688 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1689 * @type: the section type value
1690 * @size: the size of the section to reserve (in bytes)
1692 * Reserves memory in the buffer for a section's content and updates the
1693 * buffers' status accordingly. This routine returns a pointer to the first
1694 * byte of the section start within the buffer, which is used to fill in the
1696 * Note: all package contents must be in Little Endian form.
1699 ice_pkg_buf_alloc_section(struct ice_buf_build
*bld
, u32 type
, u16 size
)
1701 struct ice_buf_hdr
*buf
;
1705 if (!bld
|| !type
|| !size
)
1708 buf
= (struct ice_buf_hdr
*)&bld
->buf
;
1710 /* check for enough space left in buffer */
1711 data_end
= LE16_TO_CPU(buf
->data_end
);
1713 /* section start must align on 4 byte boundary */
1714 data_end
= ICE_ALIGN(data_end
, 4);
1716 if ((data_end
+ size
) > ICE_MAX_S_DATA_END
)
1719 /* check for more available section table entries */
1720 sect_count
= LE16_TO_CPU(buf
->section_count
);
1721 if (sect_count
< bld
->reserved_section_table_entries
) {
1722 void *section_ptr
= ((u8
*)buf
) + data_end
;
1724 buf
->section_entry
[sect_count
].offset
= CPU_TO_LE16(data_end
);
1725 buf
->section_entry
[sect_count
].size
= CPU_TO_LE16(size
);
1726 buf
->section_entry
[sect_count
].type
= CPU_TO_LE32(type
);
1729 buf
->data_end
= CPU_TO_LE16(data_end
);
1731 buf
->section_count
= CPU_TO_LE16(sect_count
+ 1);
1735 /* no free section table entries */
1740 * ice_pkg_buf_get_free_space
1741 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1743 * Returns the number of free bytes remaining in the buffer.
1744 * Note: all package contents must be in Little Endian form.
1746 u16
ice_pkg_buf_get_free_space(struct ice_buf_build
*bld
)
1748 struct ice_buf_hdr
*buf
;
1753 buf
= (struct ice_buf_hdr
*)&bld
->buf
;
1754 return ICE_MAX_S_DATA_END
- LE16_TO_CPU(buf
->data_end
);
1758 * ice_pkg_buf_get_active_sections
1759 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1761 * Returns the number of active sections. Before using the package buffer
1762 * in an update package command, the caller should make sure that there is at
1763 * least one active section - otherwise, the buffer is not legal and should
1765 * Note: all package contents must be in Little Endian form.
1767 u16
ice_pkg_buf_get_active_sections(struct ice_buf_build
*bld
)
1769 struct ice_buf_hdr
*buf
;
1774 buf
= (struct ice_buf_hdr
*)&bld
->buf
;
1775 return LE16_TO_CPU(buf
->section_count
);
1779 * ice_pkg_buf_header
1780 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1782 * Return a pointer to the buffer's header
1784 struct ice_buf
*ice_pkg_buf(struct ice_buf_build
*bld
)
1794 * @hw: pointer to the HW structure
1795 * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
1797 * Frees a package buffer
1799 void ice_pkg_buf_free(struct ice_hw
*hw
, struct ice_buf_build
*bld
)
1804 /* PTG Management */
1807 * ice_ptg_update_xlt1 - Updates packet type groups in HW via XLT1 table
1808 * @hw: pointer to the hardware structure
1811 * This function will update the XLT1 hardware table to reflect the new
1812 * packet type group configuration.
1814 enum ice_status
ice_ptg_update_xlt1(struct ice_hw
*hw
, enum ice_block blk
)
1816 struct ice_xlt1_section
*sect
;
1817 struct ice_buf_build
*bld
;
1818 enum ice_status status
;
1821 bld
= ice_pkg_buf_alloc_single_section(hw
, ice_sect_id(blk
, ICE_XLT1
),
1822 ICE_XLT1_SIZE(ICE_XLT1_CNT
),
1825 return ICE_ERR_NO_MEMORY
;
1827 sect
->count
= CPU_TO_LE16(ICE_XLT1_CNT
);
1828 sect
->offset
= CPU_TO_LE16(0);
1829 for (index
= 0; index
< ICE_XLT1_CNT
; index
++)
1830 sect
->value
[index
] = hw
->blk
[blk
].xlt1
.ptypes
[index
].ptg
;
1832 status
= ice_update_pkg(hw
, ice_pkg_buf(bld
), 1);
1834 ice_pkg_buf_free(hw
, bld
);
1840 * ice_ptg_find_ptype - Search for packet type group using packet type (ptype)
1841 * @hw: pointer to the hardware structure
1843 * @ptype: the ptype to search for
1844 * @ptg: pointer to variable that receives the PTG
1846 * This function will search the PTGs for a particular ptype, returning the
1847 * PTG ID that contains it through the ptg parameter, with the value of
1848 * ICE_DEFAULT_PTG (0) meaning it is part the default PTG.
1851 ice_ptg_find_ptype(struct ice_hw
*hw
, enum ice_block blk
, u16 ptype
, u8
*ptg
)
1853 if (ptype
>= ICE_XLT1_CNT
|| !ptg
)
1854 return ICE_ERR_PARAM
;
1856 *ptg
= hw
->blk
[blk
].xlt1
.ptypes
[ptype
].ptg
;
1861 * ice_ptg_alloc_val - Allocates a new packet type group ID by value
1862 * @hw: pointer to the hardware structure
1864 * @ptg: the ptg to allocate
1866 * This function allocates a given packet type group ID specified by the ptg
1870 void ice_ptg_alloc_val(struct ice_hw
*hw
, enum ice_block blk
, u8 ptg
)
1872 hw
->blk
[blk
].xlt1
.ptg_tbl
[ptg
].in_use
= true;
1876 * ice_ptg_alloc - Find a free entry and allocates a new packet type group ID
1877 * @hw: pointer to the hardware structure
1880 * This function allocates and returns a new packet type group ID. Note
1881 * that 0 is the default packet type group, so successfully created PTGs will
1882 * have a non-zero ID value; which means a 0 return value indicates an error.
1884 u8
ice_ptg_alloc(struct ice_hw
*hw
, enum ice_block blk
)
1888 /* Skip the default PTG of 0 */
1889 for (i
= 1; i
< ICE_MAX_PTGS
; i
++)
1890 if (!hw
->blk
[blk
].xlt1
.ptg_tbl
[i
].in_use
) {
1891 /* found a free PTG ID */
1892 ice_ptg_alloc_val(hw
, blk
, i
);
1900 * ice_ptg_free - Frees a packet type group
1901 * @hw: pointer to the hardware structure
1903 * @ptg: the ptg ID to free
1905 * This function frees a packet type group, and returns all the current ptypes
1906 * within it to the default PTG.
1908 void ice_ptg_free(struct ice_hw
*hw
, enum ice_block blk
, u8 ptg
)
1910 struct ice_ptg_ptype
*p
, *temp
;
1912 hw
->blk
[blk
].xlt1
.ptg_tbl
[ptg
].in_use
= false;
1913 p
= hw
->blk
[blk
].xlt1
.ptg_tbl
[ptg
].first_ptype
;
1915 p
->ptg
= ICE_DEFAULT_PTG
;
1916 temp
= p
->next_ptype
;
1917 p
->next_ptype
= NULL
;
1921 hw
->blk
[blk
].xlt1
.ptg_tbl
[ptg
].first_ptype
= NULL
;
1925 * ice_ptg_remove_ptype - Removes ptype from a particular packet type group
1926 * @hw: pointer to the hardware structure
1928 * @ptype: the ptype to remove
1929 * @ptg: the ptg to remove the ptype from
1931 * This function will remove the ptype from the specific ptg, and move it to
1932 * the default PTG (ICE_DEFAULT_PTG).
1934 static enum ice_status
1935 ice_ptg_remove_ptype(struct ice_hw
*hw
, enum ice_block blk
, u16 ptype
, u8 ptg
)
1937 struct ice_ptg_ptype
**ch
;
1938 struct ice_ptg_ptype
*p
;
1940 if (ptype
> ICE_XLT1_CNT
- 1)
1941 return ICE_ERR_PARAM
;
1943 if (!hw
->blk
[blk
].xlt1
.ptg_tbl
[ptg
].in_use
)
1944 return ICE_ERR_DOES_NOT_EXIST
;
1946 /* Should not happen if .in_use is set, bad config */
1947 if (!hw
->blk
[blk
].xlt1
.ptg_tbl
[ptg
].first_ptype
)
1950 /* find the ptype within this PTG, and bypass the link over it */
1951 p
= hw
->blk
[blk
].xlt1
.ptg_tbl
[ptg
].first_ptype
;
1952 ch
= &hw
->blk
[blk
].xlt1
.ptg_tbl
[ptg
].first_ptype
;
1954 if (ptype
== (p
- hw
->blk
[blk
].xlt1
.ptypes
)) {
1955 *ch
= p
->next_ptype
;
1959 ch
= &p
->next_ptype
;
1963 hw
->blk
[blk
].xlt1
.ptypes
[ptype
].ptg
= ICE_DEFAULT_PTG
;
1964 hw
->blk
[blk
].xlt1
.ptypes
[ptype
].next_ptype
= NULL
;
1970 * ice_ptg_add_mv_ptype - Adds/moves ptype to a particular packet type group
1971 * @hw: pointer to the hardware structure
1973 * @ptype: the ptype to add or move
1974 * @ptg: the ptg to add or move the ptype to
1976 * This function will either add or move a ptype to a particular PTG depending
1977 * on if the ptype is already part of another group. Note that using a
1978 * a destination PTG ID of ICE_DEFAULT_PTG (0) will move the ptype to the
1982 ice_ptg_add_mv_ptype(struct ice_hw
*hw
, enum ice_block blk
, u16 ptype
, u8 ptg
)
1984 enum ice_status status
;
1987 if (ptype
> ICE_XLT1_CNT
- 1)
1988 return ICE_ERR_PARAM
;
1990 if (!hw
->blk
[blk
].xlt1
.ptg_tbl
[ptg
].in_use
&& ptg
!= ICE_DEFAULT_PTG
)
1991 return ICE_ERR_DOES_NOT_EXIST
;
1993 status
= ice_ptg_find_ptype(hw
, blk
, ptype
, &original_ptg
);
1997 /* Is ptype already in the correct PTG? */
1998 if (original_ptg
== ptg
)
2001 /* Remove from original PTG and move back to the default PTG */
2002 if (original_ptg
!= ICE_DEFAULT_PTG
)
2003 ice_ptg_remove_ptype(hw
, blk
, ptype
, original_ptg
);
2005 /* Moving to default PTG? Then we're done with this request */
2006 if (ptg
== ICE_DEFAULT_PTG
)
2009 /* Add ptype to PTG at beginning of list */
2010 hw
->blk
[blk
].xlt1
.ptypes
[ptype
].next_ptype
=
2011 hw
->blk
[blk
].xlt1
.ptg_tbl
[ptg
].first_ptype
;
2012 hw
->blk
[blk
].xlt1
.ptg_tbl
[ptg
].first_ptype
=
2013 &hw
->blk
[blk
].xlt1
.ptypes
[ptype
];
2015 hw
->blk
[blk
].xlt1
.ptypes
[ptype
].ptg
= ptg
;
2016 hw
->blk
[blk
].xlt1
.t
[ptype
] = ptg
;
2021 /* Block / table size info */
2022 struct ice_blk_size_details
{
2023 u16 xlt1
; /* # XLT1 entries */
2024 u16 xlt2
; /* # XLT2 entries */
2025 u16 prof_tcam
; /* # profile ID TCAM entries */
2026 u16 prof_id
; /* # profile IDs */
2027 u8 prof_cdid_bits
; /* # cdid one-hot bits used in key */
2028 u16 prof_redir
; /* # profile redirection entries */
2029 u16 es
; /* # extraction sequence entries */
2030 u16 fvw
; /* # field vector words */
2031 u8 overwrite
; /* overwrite existing entries allowed */
2032 u8 reverse
; /* reverse FV order */
2035 static const struct ice_blk_size_details blk_sizes
[ICE_BLK_COUNT
] = {
2038 * XLT1 - Number of entries in XLT1 table
2039 * XLT2 - Number of entries in XLT2 table
2040 * TCAM - Number of entries Profile ID TCAM table
2041 * CDID - Control Domain ID of the hardware block
2042 * PRED - Number of entries in the Profile Redirection Table
2043 * FV - Number of entries in the Field Vector
2044 * FVW - Width (in WORDs) of the Field Vector
2045 * OVR - Overwrite existing table entries
2048 /* XLT1 , XLT2 ,TCAM, PID,CDID,PRED, FV, FVW */
2049 /* Overwrite , Reverse FV */
2050 /* SW */ { ICE_XLT1_CNT
, ICE_XLT2_CNT
, 512, 256, 0, 256, 256, 48,
2052 /* ACL */ { ICE_XLT1_CNT
, ICE_XLT2_CNT
, 512, 128, 0, 128, 128, 32,
2054 /* FD */ { ICE_XLT1_CNT
, ICE_XLT2_CNT
, 512, 128, 0, 128, 128, 24,
2056 /* RSS */ { ICE_XLT1_CNT
, ICE_XLT2_CNT
, 512, 128, 0, 128, 128, 24,
2058 /* PE */ { ICE_XLT1_CNT
, ICE_XLT2_CNT
, 64, 32, 0, 32, 32, 24,
2063 ICE_SID_XLT1_OFF
= 0,
2066 ICE_SID_PR_REDIR_OFF
,
2071 /* Characteristic handling */
2074 * ice_match_prop_lst - determine if properties of two lists match
2075 * @list1: first properties list
2076 * @list2: second properties list
2078 * Count, cookies and the order must match in order to be considered equivalent.
2081 ice_match_prop_lst(struct LIST_HEAD_TYPE
*list1
, struct LIST_HEAD_TYPE
*list2
)
2083 struct ice_vsig_prof
*tmp1
;
2084 struct ice_vsig_prof
*tmp2
;
2088 /* compare counts */
2089 LIST_FOR_EACH_ENTRY(tmp1
, list1
, ice_vsig_prof
, list
) {
2092 LIST_FOR_EACH_ENTRY(tmp2
, list2
, ice_vsig_prof
, list
) {
2095 if (!count
|| count
!= chk_count
)
2098 tmp1
= LIST_FIRST_ENTRY(list1
, struct ice_vsig_prof
, list
);
2099 tmp2
= LIST_FIRST_ENTRY(list2
, struct ice_vsig_prof
, list
);
2101 /* profile cookies must compare, and in the exact same order to take
2102 * into account priority
2105 if (tmp2
->profile_cookie
!= tmp1
->profile_cookie
)
2108 tmp1
= LIST_NEXT_ENTRY(tmp1
, struct ice_vsig_prof
, list
);
2109 tmp2
= LIST_NEXT_ENTRY(tmp2
, struct ice_vsig_prof
, list
);
2115 /* VSIG Management */
2118 * ice_vsig_update_xlt2_sect - update one section of XLT2 table
2119 * @hw: pointer to the hardware structure
2121 * @vsi: HW VSI number to program
2122 * @vsig: vsig for the VSI
2124 * This function will update the XLT2 hardware table with the input VSI
2125 * group configuration.
2127 static enum ice_status
2128 ice_vsig_update_xlt2_sect(struct ice_hw
*hw
, enum ice_block blk
, u16 vsi
,
2131 struct ice_xlt2_section
*sect
;
2132 struct ice_buf_build
*bld
;
2133 enum ice_status status
;
2135 bld
= ice_pkg_buf_alloc_single_section(hw
, ice_sect_id(blk
, ICE_XLT2
),
2136 sizeof(struct ice_xlt2_section
),
2139 return ICE_ERR_NO_MEMORY
;
2141 sect
->count
= CPU_TO_LE16(1);
2142 sect
->offset
= CPU_TO_LE16(vsi
);
2143 sect
->value
[0] = CPU_TO_LE16(vsig
);
2145 status
= ice_update_pkg(hw
, ice_pkg_buf(bld
), 1);
2147 ice_pkg_buf_free(hw
, bld
);
2153 * ice_vsig_update_xlt2 - update XLT2 table with VSIG configuration
2154 * @hw: pointer to the hardware structure
2157 * This function will update the XLT2 hardware table with the input VSI
2158 * group configuration of used vsis.
2160 enum ice_status
ice_vsig_update_xlt2(struct ice_hw
*hw
, enum ice_block blk
)
2164 for (vsi
= 0; vsi
< ICE_MAX_VSI
; vsi
++) {
2165 /* update only vsis that have been changed */
2166 if (hw
->blk
[blk
].xlt2
.vsis
[vsi
].changed
) {
2167 enum ice_status status
;
2170 vsig
= hw
->blk
[blk
].xlt2
.vsis
[vsi
].vsig
;
2171 status
= ice_vsig_update_xlt2_sect(hw
, blk
, vsi
, vsig
);
2175 hw
->blk
[blk
].xlt2
.vsis
[vsi
].changed
= 0;
2183 * ice_vsig_find_vsi - find a VSIG that contains a specified VSI
2184 * @hw: pointer to the hardware structure
2186 * @vsi: VSI of interest
2187 * @vsig: pointer to receive the VSI group
2189 * This function will lookup the VSI entry in the XLT2 list and return
2190 * the VSI group its associated with.
2193 ice_vsig_find_vsi(struct ice_hw
*hw
, enum ice_block blk
, u16 vsi
, u16
*vsig
)
2195 if (!vsig
|| vsi
>= ICE_MAX_VSI
)
2196 return ICE_ERR_PARAM
;
2198 /* As long as there's a default or valid VSIG associated with the input
2199 * VSI, the functions returns a success. Any handling of VSIG will be
2200 * done by the following add, update or remove functions.
2202 *vsig
= hw
->blk
[blk
].xlt2
.vsis
[vsi
].vsig
;
2208 * ice_vsig_alloc_val - allocate a new VSIG by value
2209 * @hw: pointer to the hardware structure
2211 * @vsig: the vsig to allocate
2213 * This function will allocate a given VSIG specified by the vsig parameter.
2215 static u16
ice_vsig_alloc_val(struct ice_hw
*hw
, enum ice_block blk
, u16 vsig
)
2217 u16 idx
= vsig
& ICE_VSIG_IDX_M
;
2219 if (!hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].in_use
) {
2220 INIT_LIST_HEAD(&hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].prop_lst
);
2221 hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].in_use
= true;
2224 return ICE_VSIG_VALUE(idx
, hw
->pf_id
);
2228 * ice_vsig_alloc - Finds a free entry and allocates a new VSIG
2229 * @hw: pointer to the hardware structure
2232 * This function will iterate through the VSIG list and mark the first
2233 * unused entry for the new VSIG entry as used and return that value.
2235 static u16
ice_vsig_alloc(struct ice_hw
*hw
, enum ice_block blk
)
2239 for (i
= 1; i
< ICE_MAX_VSIGS
; i
++)
2240 if (!hw
->blk
[blk
].xlt2
.vsig_tbl
[i
].in_use
)
2241 return ice_vsig_alloc_val(hw
, blk
, i
);
2243 return ICE_DEFAULT_VSIG
;
2247 * ice_find_dup_props_vsig - find VSI group with a specified set of properties
2248 * @hw: pointer to the hardware structure
2250 * @chs: characteristic list
2251 * @vsig: returns the VSIG with the matching profiles, if found
2253 * Each VSIG is associated with a characteristic set; i.e. all VSIs under
2254 * a group have the same characteristic set. To check if there exists a VSIG
2255 * which has the same characteristics as the input characteristics; this
2256 * function will iterate through the XLT2 list and return the VSIG that has a
2257 * matching configuration. In order to make sure that priorities are accounted
2258 * for, the list must match exactly, including the order in which the
2259 * characteristics are listed.
2262 ice_find_dup_props_vsig(struct ice_hw
*hw
, enum ice_block blk
,
2263 struct LIST_HEAD_TYPE
*chs
, u16
*vsig
)
2265 struct ice_xlt2
*xlt2
= &hw
->blk
[blk
].xlt2
;
2268 for (i
= 0; i
< xlt2
->count
; i
++) {
2269 if (xlt2
->vsig_tbl
[i
].in_use
&&
2270 ice_match_prop_lst(chs
, &xlt2
->vsig_tbl
[i
].prop_lst
)) {
2271 *vsig
= ICE_VSIG_VALUE(i
, hw
->pf_id
);
2276 return ICE_ERR_DOES_NOT_EXIST
;
2280 * ice_vsig_free - free VSI group
2281 * @hw: pointer to the hardware structure
2283 * @vsig: VSIG to remove
2285 * The function will remove all VSIs associated with the input VSIG and move
2286 * them to the DEFAULT_VSIG and mark the VSIG available.
2289 ice_vsig_free(struct ice_hw
*hw
, enum ice_block blk
, u16 vsig
)
2291 struct ice_vsig_prof
*dtmp
, *del
;
2292 struct ice_vsig_vsi
*vsi_cur
;
2295 idx
= vsig
& ICE_VSIG_IDX_M
;
2296 if (idx
>= ICE_MAX_VSIGS
)
2297 return ICE_ERR_PARAM
;
2299 if (!hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].in_use
)
2300 return ICE_ERR_DOES_NOT_EXIST
;
2302 hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].in_use
= false;
2304 vsi_cur
= hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].first_vsi
;
2305 /* If the VSIG has at least 1 VSI then iterate through the
2306 * list and remove the VSIs before deleting the group.
2309 /* remove all vsis associated with this VSIG XLT2 entry */
2311 struct ice_vsig_vsi
*tmp
= vsi_cur
->next_vsi
;
2313 vsi_cur
->vsig
= ICE_DEFAULT_VSIG
;
2314 vsi_cur
->changed
= 1;
2315 vsi_cur
->next_vsi
= NULL
;
2319 /* NULL terminate head of VSI list */
2320 hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].first_vsi
= NULL
;
2323 /* free characteristic list */
2324 LIST_FOR_EACH_ENTRY_SAFE(del
, dtmp
,
2325 &hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].prop_lst
,
2326 ice_vsig_prof
, list
) {
2327 LIST_DEL(&del
->list
);
2335 * ice_vsig_add_mv_vsi - add or move a VSI to a VSI group
2336 * @hw: pointer to the hardware structure
2339 * @vsig: destination VSI group
2341 * This function will move or add the input VSI to the target VSIG.
2342 * The function will find the original VSIG the VSI belongs to and
2343 * move the entry to the DEFAULT_VSIG, update the original VSIG and
2344 * then move entry to the new VSIG.
2347 ice_vsig_add_mv_vsi(struct ice_hw
*hw
, enum ice_block blk
, u16 vsi
, u16 vsig
)
2349 struct ice_vsig_vsi
*tmp
;
2350 enum ice_status status
;
2353 idx
= vsig
& ICE_VSIG_IDX_M
;
2355 if (vsi
>= ICE_MAX_VSI
|| idx
>= ICE_MAX_VSIGS
)
2356 return ICE_ERR_PARAM
;
2358 /* if VSIG not in use and VSIG is not default type this VSIG
2361 if (!hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].in_use
&&
2362 vsig
!= ICE_DEFAULT_VSIG
)
2363 return ICE_ERR_DOES_NOT_EXIST
;
2365 status
= ice_vsig_find_vsi(hw
, blk
, vsi
, &orig_vsig
);
2369 /* no update required if vsigs match */
2370 if (orig_vsig
== vsig
)
2373 if (orig_vsig
!= ICE_DEFAULT_VSIG
) {
2374 /* remove entry from orig_vsig and add to default VSIG */
2375 status
= ice_vsig_remove_vsi(hw
, blk
, vsi
, orig_vsig
);
2380 if (idx
== ICE_DEFAULT_VSIG
)
2383 /* Create VSI entry and add VSIG and prop_mask values */
2384 hw
->blk
[blk
].xlt2
.vsis
[vsi
].vsig
= vsig
;
2385 hw
->blk
[blk
].xlt2
.vsis
[vsi
].changed
= 1;
2387 /* Add new entry to the head of the VSIG list */
2388 tmp
= hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].first_vsi
;
2389 hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].first_vsi
=
2390 &hw
->blk
[blk
].xlt2
.vsis
[vsi
];
2391 hw
->blk
[blk
].xlt2
.vsis
[vsi
].next_vsi
= tmp
;
2392 hw
->blk
[blk
].xlt2
.t
[vsi
] = vsig
;
2398 * ice_vsig_remove_vsi - remove VSI from VSIG
2399 * @hw: pointer to the hardware structure
2401 * @vsi: VSI to remove
2402 * @vsig: VSI group to remove from
2404 * The function will remove the input VSI from its VSI group and move it
2405 * to the DEFAULT_VSIG.
2408 ice_vsig_remove_vsi(struct ice_hw
*hw
, enum ice_block blk
, u16 vsi
, u16 vsig
)
2410 struct ice_vsig_vsi
**vsi_head
, *vsi_cur
, *vsi_tgt
;
2413 idx
= vsig
& ICE_VSIG_IDX_M
;
2415 if (vsi
>= ICE_MAX_VSI
|| idx
>= ICE_MAX_VSIGS
)
2416 return ICE_ERR_PARAM
;
2418 if (!hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].in_use
)
2419 return ICE_ERR_DOES_NOT_EXIST
;
2421 /* entry already in default VSIG, don't have to remove */
2422 if (idx
== ICE_DEFAULT_VSIG
)
2425 vsi_head
= &hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].first_vsi
;
2429 vsi_tgt
= &hw
->blk
[blk
].xlt2
.vsis
[vsi
];
2430 vsi_cur
= (*vsi_head
);
2432 /* iterate the VSI list, skip over the entry to be removed */
2434 if (vsi_tgt
== vsi_cur
) {
2435 (*vsi_head
) = vsi_cur
->next_vsi
;
2438 vsi_head
= &vsi_cur
->next_vsi
;
2439 vsi_cur
= vsi_cur
->next_vsi
;
2442 /* verify if VSI was removed from group list */
2444 return ICE_ERR_DOES_NOT_EXIST
;
2446 vsi_cur
->vsig
= ICE_DEFAULT_VSIG
;
2447 vsi_cur
->changed
= 1;
2448 vsi_cur
->next_vsi
= NULL
;
2454 * ice_find_prof_id - find profile ID for a given field vector
2455 * @hw: pointer to the hardware structure
2457 * @fv: field vector to search for
2458 * @prof_id: receives the profile ID
2460 static enum ice_status
2461 ice_find_prof_id(struct ice_hw
*hw
, enum ice_block blk
,
2462 struct ice_fv_word
*fv
, u8
*prof_id
)
2464 struct ice_es
*es
= &hw
->blk
[blk
].es
;
2467 for (i
= 0; i
< es
->count
; i
++) {
2470 if (memcmp(&es
->t
[off
], fv
, es
->fvw
* sizeof(*fv
)))
2477 return ICE_ERR_DOES_NOT_EXIST
;
2481 * ice_prof_id_rsrc_type - get profile ID resource type for a block type
2482 * @blk: the block type
2483 * @rsrc_type: pointer to variable to receive the resource type
2485 static bool ice_prof_id_rsrc_type(enum ice_block blk
, u16
*rsrc_type
)
2489 *rsrc_type
= ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_PROFID
;
2492 *rsrc_type
= ICE_AQC_RES_TYPE_ACL_PROF_BLDR_PROFID
;
2495 *rsrc_type
= ICE_AQC_RES_TYPE_FD_PROF_BLDR_PROFID
;
2498 *rsrc_type
= ICE_AQC_RES_TYPE_HASH_PROF_BLDR_PROFID
;
2501 *rsrc_type
= ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_PROFID
;
2510 * ice_tcam_ent_rsrc_type - get TCAM entry resource type for a block type
2511 * @blk: the block type
2512 * @rsrc_type: pointer to variable to receive the resource type
2514 static bool ice_tcam_ent_rsrc_type(enum ice_block blk
, u16
*rsrc_type
)
2518 *rsrc_type
= ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_TCAM
;
2521 *rsrc_type
= ICE_AQC_RES_TYPE_ACL_PROF_BLDR_TCAM
;
2524 *rsrc_type
= ICE_AQC_RES_TYPE_FD_PROF_BLDR_TCAM
;
2527 *rsrc_type
= ICE_AQC_RES_TYPE_HASH_PROF_BLDR_TCAM
;
2530 *rsrc_type
= ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_TCAM
;
2539 * ice_alloc_tcam_ent - allocate hardware TCAM entry
2540 * @hw: pointer to the HW struct
2541 * @blk: the block to allocate the TCAM for
2542 * @tcam_idx: pointer to variable to receive the TCAM entry
2544 * This function allocates a new entry in a Profile ID TCAM for a specific
2547 static enum ice_status
2548 ice_alloc_tcam_ent(struct ice_hw
*hw
, enum ice_block blk
, u16
*tcam_idx
)
2552 if (!ice_tcam_ent_rsrc_type(blk
, &res_type
))
2553 return ICE_ERR_PARAM
;
2555 return ice_alloc_hw_res(hw
, res_type
, 1, true, tcam_idx
);
2559 * ice_free_tcam_ent - free hardware TCAM entry
2560 * @hw: pointer to the HW struct
2561 * @blk: the block from which to free the TCAM entry
2562 * @tcam_idx: the TCAM entry to free
2564 * This function frees an entry in a Profile ID TCAM for a specific block.
2566 static enum ice_status
2567 ice_free_tcam_ent(struct ice_hw
*hw
, enum ice_block blk
, u16 tcam_idx
)
2571 if (!ice_tcam_ent_rsrc_type(blk
, &res_type
))
2572 return ICE_ERR_PARAM
;
2574 return ice_free_hw_res(hw
, res_type
, 1, &tcam_idx
);
2578 * ice_alloc_prof_id - allocate profile ID
2579 * @hw: pointer to the HW struct
2580 * @blk: the block to allocate the profile ID for
2581 * @prof_id: pointer to variable to receive the profile ID
2583 * This function allocates a new profile ID, which also corresponds to a Field
2584 * Vector (Extraction Sequence) entry.
2586 static enum ice_status
2587 ice_alloc_prof_id(struct ice_hw
*hw
, enum ice_block blk
, u8
*prof_id
)
2589 enum ice_status status
;
2593 if (!ice_prof_id_rsrc_type(blk
, &res_type
))
2594 return ICE_ERR_PARAM
;
2596 status
= ice_alloc_hw_res(hw
, res_type
, 1, false, &get_prof
);
2598 *prof_id
= (u8
)get_prof
;
2604 * ice_free_prof_id - free profile ID
2605 * @hw: pointer to the HW struct
2606 * @blk: the block from which to free the profile ID
2607 * @prof_id: the profile ID to free
2609 * This function frees a profile ID, which also corresponds to a Field Vector.
2611 static enum ice_status
2612 ice_free_prof_id(struct ice_hw
*hw
, enum ice_block blk
, u8 prof_id
)
2614 u16 tmp_prof_id
= (u16
)prof_id
;
2617 if (!ice_prof_id_rsrc_type(blk
, &res_type
))
2618 return ICE_ERR_PARAM
;
2620 return ice_free_hw_res(hw
, res_type
, 1, &tmp_prof_id
);
2624 * ice_prof_inc_ref - increment reference count for profile
2625 * @hw: pointer to the HW struct
2626 * @blk: the block from which to free the profile ID
2627 * @prof_id: the profile ID for which to increment the reference count
2629 static enum ice_status
2630 ice_prof_inc_ref(struct ice_hw
*hw
, enum ice_block blk
, u8 prof_id
)
2632 if (prof_id
> hw
->blk
[blk
].es
.count
)
2633 return ICE_ERR_PARAM
;
2635 hw
->blk
[blk
].es
.ref_count
[prof_id
]++;
2641 * ice_write_es - write an extraction sequence to hardware
2642 * @hw: pointer to the HW struct
2643 * @blk: the block in which to write the extraction sequence
2644 * @prof_id: the profile ID to write
2645 * @fv: pointer to the extraction sequence to write - NULL to clear extraction
2648 ice_write_es(struct ice_hw
*hw
, enum ice_block blk
, u8 prof_id
,
2649 struct ice_fv_word
*fv
)
2653 off
= prof_id
* hw
->blk
[blk
].es
.fvw
;
2655 ice_memset(&hw
->blk
[blk
].es
.t
[off
], 0, hw
->blk
[blk
].es
.fvw
*
2656 sizeof(*fv
), ICE_NONDMA_MEM
);
2657 hw
->blk
[blk
].es
.written
[prof_id
] = false;
2659 ice_memcpy(&hw
->blk
[blk
].es
.t
[off
], fv
, hw
->blk
[blk
].es
.fvw
*
2660 sizeof(*fv
), ICE_NONDMA_TO_NONDMA
);
2665 * ice_prof_dec_ref - decrement reference count for profile
2666 * @hw: pointer to the HW struct
2667 * @blk: the block from which to free the profile ID
2668 * @prof_id: the profile ID for which to decrement the reference count
2670 static enum ice_status
2671 ice_prof_dec_ref(struct ice_hw
*hw
, enum ice_block blk
, u8 prof_id
)
2673 if (prof_id
> hw
->blk
[blk
].es
.count
)
2674 return ICE_ERR_PARAM
;
2676 if (hw
->blk
[blk
].es
.ref_count
[prof_id
] > 0) {
2677 if (!--hw
->blk
[blk
].es
.ref_count
[prof_id
]) {
2678 ice_write_es(hw
, blk
, prof_id
, NULL
);
2679 return ice_free_prof_id(hw
, blk
, prof_id
);
2686 /* Block / table section IDs */
2687 static const u32 ice_blk_sids
[ICE_BLK_COUNT
][ICE_SID_OFF_COUNT
] = {
2691 ICE_SID_PROFID_TCAM_SW
,
2692 ICE_SID_PROFID_REDIR_SW
,
2699 ICE_SID_PROFID_TCAM_ACL
,
2700 ICE_SID_PROFID_REDIR_ACL
,
2707 ICE_SID_PROFID_TCAM_FD
,
2708 ICE_SID_PROFID_REDIR_FD
,
2715 ICE_SID_PROFID_TCAM_RSS
,
2716 ICE_SID_PROFID_REDIR_RSS
,
2723 ICE_SID_PROFID_TCAM_PE
,
2724 ICE_SID_PROFID_REDIR_PE
,
2730 * ice_fill_tbl - Reads content of a single table type into database
2731 * @hw: pointer to the hardware structure
2732 * @block_id: Block ID of the table to copy
2733 * @sid: Section ID of the table to copy
2735 * Will attempt to read the entire content of a given table of a single block
2736 * into the driver database. We assume that the buffer will always
2737 * be as large or larger than the data contained in the package. If
2738 * this condition is not met, there is most likely an error in the package
2741 static void ice_fill_tbl(struct ice_hw
*hw
, enum ice_block block_id
, u32 sid
)
2743 u32 dst_len
, sect_len
, offset
= 0;
2744 struct ice_prof_redir_section
*pr
;
2745 struct ice_prof_id_section
*pid
;
2746 struct ice_xlt1_section
*xlt1
;
2747 struct ice_xlt2_section
*xlt2
;
2748 struct ice_sw_fv_section
*es
;
2749 struct ice_pkg_enum state
;
2753 /* if the HW segment pointer is null then the first iteration of
2754 * ice_pkg_enum_section() will fail. In this case the Hw tables will
2755 * not be filled and return success.
2758 ice_debug(hw
, ICE_DBG_PKG
, "hw->seg is NULL, tables are not filled\n");
2762 ice_memset(&state
, 0, sizeof(state
), ICE_NONDMA_MEM
);
2764 sect
= ice_pkg_enum_section(hw
->seg
, &state
, sid
);
2768 case ICE_SID_XLT1_SW
:
2769 case ICE_SID_XLT1_FD
:
2770 case ICE_SID_XLT1_RSS
:
2771 case ICE_SID_XLT1_ACL
:
2772 case ICE_SID_XLT1_PE
:
2773 xlt1
= (struct ice_xlt1_section
*)sect
;
2775 sect_len
= LE16_TO_CPU(xlt1
->count
) *
2776 sizeof(*hw
->blk
[block_id
].xlt1
.t
);
2777 dst
= hw
->blk
[block_id
].xlt1
.t
;
2778 dst_len
= hw
->blk
[block_id
].xlt1
.count
*
2779 sizeof(*hw
->blk
[block_id
].xlt1
.t
);
2781 case ICE_SID_XLT2_SW
:
2782 case ICE_SID_XLT2_FD
:
2783 case ICE_SID_XLT2_RSS
:
2784 case ICE_SID_XLT2_ACL
:
2785 case ICE_SID_XLT2_PE
:
2786 xlt2
= (struct ice_xlt2_section
*)sect
;
2787 src
= (u8
*)xlt2
->value
;
2788 sect_len
= LE16_TO_CPU(xlt2
->count
) *
2789 sizeof(*hw
->blk
[block_id
].xlt2
.t
);
2790 dst
= (u8
*)hw
->blk
[block_id
].xlt2
.t
;
2791 dst_len
= hw
->blk
[block_id
].xlt2
.count
*
2792 sizeof(*hw
->blk
[block_id
].xlt2
.t
);
2794 case ICE_SID_PROFID_TCAM_SW
:
2795 case ICE_SID_PROFID_TCAM_FD
:
2796 case ICE_SID_PROFID_TCAM_RSS
:
2797 case ICE_SID_PROFID_TCAM_ACL
:
2798 case ICE_SID_PROFID_TCAM_PE
:
2799 pid
= (struct ice_prof_id_section
*)sect
;
2800 src
= (u8
*)pid
->entry
;
2801 sect_len
= LE16_TO_CPU(pid
->count
) *
2802 sizeof(*hw
->blk
[block_id
].prof
.t
);
2803 dst
= (u8
*)hw
->blk
[block_id
].prof
.t
;
2804 dst_len
= hw
->blk
[block_id
].prof
.count
*
2805 sizeof(*hw
->blk
[block_id
].prof
.t
);
2807 case ICE_SID_PROFID_REDIR_SW
:
2808 case ICE_SID_PROFID_REDIR_FD
:
2809 case ICE_SID_PROFID_REDIR_RSS
:
2810 case ICE_SID_PROFID_REDIR_ACL
:
2811 case ICE_SID_PROFID_REDIR_PE
:
2812 pr
= (struct ice_prof_redir_section
*)sect
;
2813 src
= pr
->redir_value
;
2814 sect_len
= LE16_TO_CPU(pr
->count
) *
2815 sizeof(*hw
->blk
[block_id
].prof_redir
.t
);
2816 dst
= hw
->blk
[block_id
].prof_redir
.t
;
2817 dst_len
= hw
->blk
[block_id
].prof_redir
.count
*
2818 sizeof(*hw
->blk
[block_id
].prof_redir
.t
);
2820 case ICE_SID_FLD_VEC_SW
:
2821 case ICE_SID_FLD_VEC_FD
:
2822 case ICE_SID_FLD_VEC_RSS
:
2823 case ICE_SID_FLD_VEC_ACL
:
2824 case ICE_SID_FLD_VEC_PE
:
2825 es
= (struct ice_sw_fv_section
*)sect
;
2827 sect_len
= LE16_TO_CPU(es
->count
) *
2828 hw
->blk
[block_id
].es
.fvw
*
2829 sizeof(*hw
->blk
[block_id
].es
.t
);
2830 dst
= (u8
*)hw
->blk
[block_id
].es
.t
;
2831 dst_len
= hw
->blk
[block_id
].es
.count
*
2832 hw
->blk
[block_id
].es
.fvw
*
2833 sizeof(*hw
->blk
[block_id
].es
.t
);
2839 /* if the section offset exceeds destination length, terminate
2842 if (offset
> dst_len
)
2845 /* if the sum of section size and offset exceed destination size
2846 * then we are out of bounds of the Hw table size for that PF.
2847 * Changing section length to fill the remaining table space
2850 if ((offset
+ sect_len
) > dst_len
)
2851 sect_len
= dst_len
- offset
;
2853 ice_memcpy(dst
+ offset
, src
, sect_len
, ICE_NONDMA_TO_NONDMA
);
2855 sect
= ice_pkg_enum_section(NULL
, &state
, sid
);
2860 * ice_fill_blk_tbls - Read package content for tables of a block
2861 * @hw: pointer to the hardware structure
2862 * @block_id: The block ID which contains the tables to be copied
2864 * Reads the current package contents and populates the driver
2865 * database with the data it contains to allow for advanced driver
2868 static void ice_fill_blk_tbls(struct ice_hw
*hw
, enum ice_block block_id
)
2870 ice_fill_tbl(hw
, block_id
, hw
->blk
[block_id
].xlt1
.sid
);
2871 ice_fill_tbl(hw
, block_id
, hw
->blk
[block_id
].xlt2
.sid
);
2872 ice_fill_tbl(hw
, block_id
, hw
->blk
[block_id
].prof
.sid
);
2873 ice_fill_tbl(hw
, block_id
, hw
->blk
[block_id
].prof_redir
.sid
);
2874 ice_fill_tbl(hw
, block_id
, hw
->blk
[block_id
].es
.sid
);
2878 * ice_free_flow_profs - free flow profile entries
2879 * @hw: pointer to the hardware structure
2881 static void ice_free_flow_profs(struct ice_hw
*hw
)
2885 for (i
= 0; i
< ICE_BLK_COUNT
; i
++) {
2886 struct ice_flow_prof
*p
, *tmp
;
2888 if (!&hw
->fl_profs
[i
])
2891 /* This call is being made as part of resource deallocation
2892 * during unload. Lock acquire and release will not be
2895 LIST_FOR_EACH_ENTRY_SAFE(p
, tmp
, &hw
->fl_profs
[i
],
2896 ice_flow_prof
, l_entry
) {
2897 struct ice_flow_entry
*e
, *t
;
2899 LIST_FOR_EACH_ENTRY_SAFE(e
, t
, &p
->entries
,
2900 ice_flow_entry
, l_entry
)
2901 ice_flow_rem_entry(hw
, ICE_FLOW_ENTRY_HNDL(e
));
2903 LIST_DEL(&p
->l_entry
);
2905 ice_free(hw
, p
->acts
);
2909 ice_destroy_lock(&hw
->fl_profs_locks
[i
]);
2914 * ice_free_prof_map - frees the profile map
2915 * @hw: pointer to the hardware structure
2916 * @blk: the HW block which contains the profile map to be freed
2918 static void ice_free_prof_map(struct ice_hw
*hw
, enum ice_block blk
)
2920 struct ice_prof_map
*del
, *tmp
;
2922 if (LIST_EMPTY(&hw
->blk
[blk
].es
.prof_map
))
2925 LIST_FOR_EACH_ENTRY_SAFE(del
, tmp
, &hw
->blk
[blk
].es
.prof_map
,
2926 ice_prof_map
, list
) {
2927 ice_rem_prof(hw
, blk
, del
->profile_cookie
);
2932 * ice_free_vsig_tbl - free complete VSIG table entries
2933 * @hw: pointer to the hardware structure
2934 * @blk: the HW block on which to free the VSIG table entries
2936 static void ice_free_vsig_tbl(struct ice_hw
*hw
, enum ice_block blk
)
2940 if (!hw
->blk
[blk
].xlt2
.vsig_tbl
)
2943 for (i
= 1; i
< ICE_MAX_VSIGS
; i
++)
2944 if (hw
->blk
[blk
].xlt2
.vsig_tbl
[i
].in_use
)
2945 ice_vsig_free(hw
, blk
, i
);
2949 * ice_free_hw_tbls - free hardware table memory
2950 * @hw: pointer to the hardware structure
2952 void ice_free_hw_tbls(struct ice_hw
*hw
)
2956 for (i
= 0; i
< ICE_BLK_COUNT
; i
++) {
2957 ice_free_prof_map(hw
, (enum ice_block
)i
);
2958 ice_free_vsig_tbl(hw
, (enum ice_block
)i
);
2959 ice_free(hw
, hw
->blk
[i
].xlt1
.ptypes
);
2960 ice_free(hw
, hw
->blk
[i
].xlt1
.ptg_tbl
);
2961 ice_free(hw
, hw
->blk
[i
].xlt1
.t
);
2962 ice_free(hw
, hw
->blk
[i
].xlt2
.t
);
2963 ice_free(hw
, hw
->blk
[i
].xlt2
.vsig_tbl
);
2964 ice_free(hw
, hw
->blk
[i
].xlt2
.vsis
);
2965 ice_free(hw
, hw
->blk
[i
].prof
.t
);
2966 ice_free(hw
, hw
->blk
[i
].prof_redir
.t
);
2967 ice_free(hw
, hw
->blk
[i
].es
.t
);
2968 ice_free(hw
, hw
->blk
[i
].es
.ref_count
);
2969 ice_free(hw
, hw
->blk
[i
].es
.written
);
2972 ice_memset(hw
->blk
, 0, sizeof(hw
->blk
), ICE_NONDMA_MEM
);
2974 ice_free_flow_profs(hw
);
2978 * ice_init_flow_profs - init flow profile locks and list heads
2979 * @hw: pointer to the hardware structure
2981 static void ice_init_flow_profs(struct ice_hw
*hw
)
2985 for (i
= 0; i
< ICE_BLK_COUNT
; i
++) {
2986 ice_init_lock(&hw
->fl_profs_locks
[i
]);
2987 INIT_LIST_HEAD(&hw
->fl_profs
[i
]);
2992 * ice_init_sw_xlt1_db - init software XLT1 database from HW tables
2993 * @hw: pointer to the hardware structure
2994 * @blk: the HW block to initialize
2997 void ice_init_sw_xlt1_db(struct ice_hw
*hw
, enum ice_block blk
)
3001 for (pt
= 0; pt
< hw
->blk
[blk
].xlt1
.count
; pt
++) {
3004 ptg
= hw
->blk
[blk
].xlt1
.t
[pt
];
3005 if (ptg
!= ICE_DEFAULT_PTG
) {
3006 ice_ptg_alloc_val(hw
, blk
, ptg
);
3007 ice_ptg_add_mv_ptype(hw
, blk
, pt
, ptg
);
3013 * ice_init_sw_xlt2_db - init software XLT2 database from HW tables
3014 * @hw: pointer to the hardware structure
3015 * @blk: the HW block to initialize
3018 void ice_init_sw_xlt2_db(struct ice_hw
*hw
, enum ice_block blk
)
3022 for (vsi
= 0; vsi
< hw
->blk
[blk
].xlt2
.count
; vsi
++) {
3025 vsig
= hw
->blk
[blk
].xlt2
.t
[vsi
];
3027 ice_vsig_alloc_val(hw
, blk
, vsig
);
3028 ice_vsig_add_mv_vsi(hw
, blk
, vsi
, vsig
);
3029 /* no changes at this time, since this has been
3030 * initialized from the original package
3032 hw
->blk
[blk
].xlt2
.vsis
[vsi
].changed
= 0;
3038 * ice_init_sw_db - init software database from HW tables
3039 * @hw: pointer to the hardware structure
3042 void ice_init_sw_db(struct ice_hw
*hw
)
3046 for (i
= 0; i
< ICE_BLK_COUNT
; i
++) {
3047 ice_init_sw_xlt1_db(hw
, (enum ice_block
)i
);
3048 ice_init_sw_xlt2_db(hw
, (enum ice_block
)i
);
3053 * ice_init_hw_tbls - init hardware table memory
3054 * @hw: pointer to the hardware structure
3056 enum ice_status
ice_init_hw_tbls(struct ice_hw
*hw
)
3060 ice_init_flow_profs(hw
);
3062 for (i
= 0; i
< ICE_BLK_COUNT
; i
++) {
3063 struct ice_prof_redir
*prof_redir
= &hw
->blk
[i
].prof_redir
;
3064 struct ice_prof_tcam
*prof
= &hw
->blk
[i
].prof
;
3065 struct ice_xlt1
*xlt1
= &hw
->blk
[i
].xlt1
;
3066 struct ice_xlt2
*xlt2
= &hw
->blk
[i
].xlt2
;
3067 struct ice_es
*es
= &hw
->blk
[i
].es
;
3069 hw
->blk
[i
].overwrite
= blk_sizes
[i
].overwrite
;
3070 es
->reverse
= blk_sizes
[i
].reverse
;
3072 xlt1
->sid
= ice_blk_sids
[i
][ICE_SID_XLT1_OFF
];
3073 xlt1
->count
= blk_sizes
[i
].xlt1
;
3075 xlt1
->ptypes
= (struct ice_ptg_ptype
*)
3076 ice_calloc(hw
, xlt1
->count
, sizeof(*xlt1
->ptypes
));
3081 xlt1
->ptg_tbl
= (struct ice_ptg_entry
*)
3082 ice_calloc(hw
, ICE_MAX_PTGS
, sizeof(*xlt1
->ptg_tbl
));
3087 xlt1
->t
= (u8
*)ice_calloc(hw
, xlt1
->count
, sizeof(*xlt1
->t
));
3091 xlt2
->sid
= ice_blk_sids
[i
][ICE_SID_XLT2_OFF
];
3092 xlt2
->count
= blk_sizes
[i
].xlt2
;
3094 xlt2
->vsis
= (struct ice_vsig_vsi
*)
3095 ice_calloc(hw
, xlt2
->count
, sizeof(*xlt2
->vsis
));
3100 xlt2
->vsig_tbl
= (struct ice_vsig_entry
*)
3101 ice_calloc(hw
, xlt2
->count
, sizeof(*xlt2
->vsig_tbl
));
3102 if (!xlt2
->vsig_tbl
)
3105 xlt2
->t
= (u16
*)ice_calloc(hw
, xlt2
->count
, sizeof(*xlt2
->t
));
3109 prof
->sid
= ice_blk_sids
[i
][ICE_SID_PR_OFF
];
3110 prof
->count
= blk_sizes
[i
].prof_tcam
;
3111 prof
->max_prof_id
= blk_sizes
[i
].prof_id
;
3112 prof
->cdid_bits
= blk_sizes
[i
].prof_cdid_bits
;
3113 prof
->t
= (struct ice_prof_tcam_entry
*)
3114 ice_calloc(hw
, prof
->count
, sizeof(*prof
->t
));
3119 prof_redir
->sid
= ice_blk_sids
[i
][ICE_SID_PR_REDIR_OFF
];
3120 prof_redir
->count
= blk_sizes
[i
].prof_redir
;
3121 prof_redir
->t
= (u8
*)ice_calloc(hw
, prof_redir
->count
,
3122 sizeof(*prof_redir
->t
));
3127 es
->sid
= ice_blk_sids
[i
][ICE_SID_ES_OFF
];
3128 es
->count
= blk_sizes
[i
].es
;
3129 es
->fvw
= blk_sizes
[i
].fvw
;
3130 es
->t
= (struct ice_fv_word
*)
3131 ice_calloc(hw
, es
->count
* es
->fvw
, sizeof(*es
->t
));
3136 es
->ref_count
= (u16
*)
3137 ice_calloc(hw
, es
->count
, sizeof(*es
->ref_count
));
3139 es
->written
= (u8
*)
3140 ice_calloc(hw
, es
->count
, sizeof(*es
->written
));
3145 INIT_LIST_HEAD(&es
->prof_map
);
3147 /* Now that tables are allocated, read in package data */
3148 ice_fill_blk_tbls(hw
, (enum ice_block
)i
);
3156 ice_free_hw_tbls(hw
);
3157 return ICE_ERR_NO_MEMORY
;
3161 * ice_prof_gen_key - generate profile ID key
3162 * @hw: pointer to the HW struct
3163 * @blk: the block in which to write profile ID to
3164 * @ptg: packet type group (PTG) portion of key
3165 * @vsig: VSIG portion of key
3166 * @cdid: cdid portion of key
3167 * @flags: flag portion of key
3168 * @vl_msk: valid mask
3169 * @dc_msk: don't care mask
3170 * @nm_msk: never match mask
3171 * @key: output of profile ID key
3173 static enum ice_status
3174 ice_prof_gen_key(struct ice_hw
*hw
, enum ice_block blk
, u8 ptg
, u16 vsig
,
3175 u8 cdid
, u16 flags
, u8 vl_msk
[ICE_TCAM_KEY_VAL_SZ
],
3176 u8 dc_msk
[ICE_TCAM_KEY_VAL_SZ
], u8 nm_msk
[ICE_TCAM_KEY_VAL_SZ
],
3177 u8 key
[ICE_TCAM_KEY_SZ
])
3179 struct ice_prof_id_key inkey
;
3182 inkey
.xlt2_cdid
= CPU_TO_LE16(vsig
);
3183 inkey
.flags
= CPU_TO_LE16(flags
);
3185 switch (hw
->blk
[blk
].prof
.cdid_bits
) {
3189 #define ICE_CD_2_M 0xC000U
3190 #define ICE_CD_2_S 14
3191 inkey
.xlt2_cdid
&= ~CPU_TO_LE16(ICE_CD_2_M
);
3192 inkey
.xlt2_cdid
|= CPU_TO_LE16(BIT(cdid
) << ICE_CD_2_S
);
3195 #define ICE_CD_4_M 0xF000U
3196 #define ICE_CD_4_S 12
3197 inkey
.xlt2_cdid
&= ~CPU_TO_LE16(ICE_CD_4_M
);
3198 inkey
.xlt2_cdid
|= CPU_TO_LE16(BIT(cdid
) << ICE_CD_4_S
);
3201 #define ICE_CD_8_M 0xFF00U
3202 #define ICE_CD_8_S 16
3203 inkey
.xlt2_cdid
&= ~CPU_TO_LE16(ICE_CD_8_M
);
3204 inkey
.xlt2_cdid
|= CPU_TO_LE16(BIT(cdid
) << ICE_CD_8_S
);
3207 ice_debug(hw
, ICE_DBG_PKG
, "Error in profile config\n");
3211 return ice_set_key(key
, ICE_TCAM_KEY_SZ
, (u8
*)&inkey
, vl_msk
, dc_msk
,
3212 nm_msk
, 0, ICE_TCAM_KEY_SZ
/ 2);
3216 * ice_tcam_write_entry - write TCAM entry
3217 * @hw: pointer to the HW struct
3218 * @blk: the block in which to write profile ID to
3219 * @idx: the entry index to write to
3220 * @prof_id: profile ID
3221 * @ptg: packet type group (PTG) portion of key
3222 * @vsig: VSIG portion of key
3223 * @cdid: cdid portion of key
3224 * @flags: flag portion of key
3225 * @vl_msk: valid mask
3226 * @dc_msk: don't care mask
3227 * @nm_msk: never match mask
3229 static enum ice_status
3230 ice_tcam_write_entry(struct ice_hw
*hw
, enum ice_block blk
, u16 idx
,
3231 u8 prof_id
, u8 ptg
, u16 vsig
, u8 cdid
, u16 flags
,
3232 u8 vl_msk
[ICE_TCAM_KEY_VAL_SZ
],
3233 u8 dc_msk
[ICE_TCAM_KEY_VAL_SZ
],
3234 u8 nm_msk
[ICE_TCAM_KEY_VAL_SZ
])
3236 struct ice_prof_tcam_entry
;
3237 enum ice_status status
;
3239 status
= ice_prof_gen_key(hw
, blk
, ptg
, vsig
, cdid
, flags
, vl_msk
,
3240 dc_msk
, nm_msk
, hw
->blk
[blk
].prof
.t
[idx
].key
);
3242 hw
->blk
[blk
].prof
.t
[idx
].addr
= CPU_TO_LE16(idx
);
3243 hw
->blk
[blk
].prof
.t
[idx
].prof_id
= prof_id
;
3250 * ice_vsig_get_ref - returns number of VSIs belong to a VSIG
3251 * @hw: pointer to the hardware structure
3253 * @vsig: VSIG to query
3254 * @refs: pointer to variable to receive the reference count
3256 static enum ice_status
3257 ice_vsig_get_ref(struct ice_hw
*hw
, enum ice_block blk
, u16 vsig
, u16
*refs
)
3259 u16 idx
= vsig
& ICE_VSIG_IDX_M
;
3260 struct ice_vsig_vsi
*ptr
;
3263 if (!hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].in_use
)
3264 return ICE_ERR_DOES_NOT_EXIST
;
3266 ptr
= hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].first_vsi
;
3269 ptr
= ptr
->next_vsi
;
3276 * ice_get_ptg - get or allocate a ptg for a ptype
3277 * @hw: pointer to the hardware structure
3279 * @ptype: the ptype to retrieve the PTG for
3280 * @ptg: receives the PTG of the ptype
3281 * @add: receive boolean indicating whether PTG was added or not
3283 static enum ice_status
3284 ice_get_ptg(struct ice_hw
*hw
, enum ice_block blk
, u16 ptype
, u8
*ptg
,
3287 enum ice_status status
;
3289 *ptg
= ICE_DEFAULT_PTG
;
3292 status
= ice_ptg_find_ptype(hw
, blk
, ptype
, ptg
);
3296 if (*ptg
== ICE_DEFAULT_PTG
) {
3297 /* need to allocate a PTG, and add ptype to it */
3298 *ptg
= ice_ptg_alloc(hw
, blk
);
3299 if (*ptg
== ICE_DEFAULT_PTG
)
3300 return ICE_ERR_HW_TABLE
;
3302 status
= ice_ptg_add_mv_ptype(hw
, blk
, ptype
, *ptg
);
3304 return ICE_ERR_HW_TABLE
;
3313 * ice_has_prof_vsig - check to see if VSIG has a specific profile
3314 * @hw: pointer to the hardware structure
3316 * @vsig: VSIG to check against
3317 * @hdl: profile handle
3320 ice_has_prof_vsig(struct ice_hw
*hw
, enum ice_block blk
, u16 vsig
, u64 hdl
)
3322 u16 idx
= vsig
& ICE_VSIG_IDX_M
;
3323 struct ice_vsig_prof
*ent
;
3325 LIST_FOR_EACH_ENTRY(ent
, &hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].prop_lst
,
3326 ice_vsig_prof
, list
) {
3327 if (ent
->profile_cookie
== hdl
)
3331 ice_debug(hw
, ICE_DBG_INIT
,
3332 "Characteristic list for VSI group %d not found.\n",
3338 * ice_prof_bld_es - build profile ID extraction sequence changes
3339 * @hw: pointer to the HW struct
3340 * @blk: hardware block
3341 * @bld: the update package buffer build to add to
3342 * @chgs: the list of changes to make in hardware
3344 static enum ice_status
3345 ice_prof_bld_es(struct ice_hw
*hw
, enum ice_block blk
,
3346 struct ice_buf_build
*bld
, struct LIST_HEAD_TYPE
*chgs
)
3348 u16 vec_size
= hw
->blk
[blk
].es
.fvw
* sizeof(struct ice_fv_word
);
3349 struct ice_chs_chg
*tmp
;
3351 LIST_FOR_EACH_ENTRY(tmp
, chgs
, ice_chs_chg
, list_entry
) {
3352 if (tmp
->type
== ICE_PTG_ES_ADD
&& tmp
->add_prof
) {
3353 u16 off
= tmp
->prof_id
* hw
->blk
[blk
].es
.fvw
;
3354 struct ice_pkg_es
*p
;
3357 id
= ice_sect_id(blk
, ICE_VEC_TBL
);
3358 p
= (struct ice_pkg_es
*)
3359 ice_pkg_buf_alloc_section(bld
, id
, sizeof(*p
) +
3364 return ICE_ERR_MAX_LIMIT
;
3366 p
->count
= CPU_TO_LE16(1);
3367 p
->offset
= CPU_TO_LE16(tmp
->prof_id
);
3369 ice_memcpy(p
->es
, &hw
->blk
[blk
].es
.t
[off
], vec_size
,
3370 ICE_NONDMA_TO_NONDMA
);
3378 * ice_prof_bld_tcam - build profile ID TCAM changes
3379 * @hw: pointer to the HW struct
3380 * @blk: hardware block
3381 * @bld: the update package buffer build to add to
3382 * @chgs: the list of changes to make in hardware
3384 static enum ice_status
3385 ice_prof_bld_tcam(struct ice_hw
*hw
, enum ice_block blk
,
3386 struct ice_buf_build
*bld
, struct LIST_HEAD_TYPE
*chgs
)
3388 struct ice_chs_chg
*tmp
;
3390 LIST_FOR_EACH_ENTRY(tmp
, chgs
, ice_chs_chg
, list_entry
) {
3391 if (tmp
->type
== ICE_TCAM_ADD
&& tmp
->add_tcam_idx
) {
3392 struct ice_prof_id_section
*p
;
3395 id
= ice_sect_id(blk
, ICE_PROF_TCAM
);
3396 p
= (struct ice_prof_id_section
*)
3397 ice_pkg_buf_alloc_section(bld
, id
, sizeof(*p
));
3400 return ICE_ERR_MAX_LIMIT
;
3402 p
->count
= CPU_TO_LE16(1);
3403 p
->entry
[0].addr
= CPU_TO_LE16(tmp
->tcam_idx
);
3404 p
->entry
[0].prof_id
= tmp
->prof_id
;
3406 ice_memcpy(p
->entry
[0].key
,
3407 &hw
->blk
[blk
].prof
.t
[tmp
->tcam_idx
].key
,
3408 sizeof(hw
->blk
[blk
].prof
.t
->key
),
3409 ICE_NONDMA_TO_NONDMA
);
3417 * ice_prof_bld_xlt1 - build XLT1 changes
3418 * @blk: hardware block
3419 * @bld: the update package buffer build to add to
3420 * @chgs: the list of changes to make in hardware
3422 static enum ice_status
3423 ice_prof_bld_xlt1(enum ice_block blk
, struct ice_buf_build
*bld
,
3424 struct LIST_HEAD_TYPE
*chgs
)
3426 struct ice_chs_chg
*tmp
;
3428 LIST_FOR_EACH_ENTRY(tmp
, chgs
, ice_chs_chg
, list_entry
) {
3429 if (tmp
->type
== ICE_PTG_ES_ADD
&& tmp
->add_ptg
) {
3430 struct ice_xlt1_section
*p
;
3433 id
= ice_sect_id(blk
, ICE_XLT1
);
3434 p
= (struct ice_xlt1_section
*)
3435 ice_pkg_buf_alloc_section(bld
, id
, sizeof(*p
));
3438 return ICE_ERR_MAX_LIMIT
;
3440 p
->count
= CPU_TO_LE16(1);
3441 p
->offset
= CPU_TO_LE16(tmp
->ptype
);
3442 p
->value
[0] = tmp
->ptg
;
3450 * ice_prof_bld_xlt2 - build XLT2 changes
3451 * @blk: hardware block
3452 * @bld: the update package buffer build to add to
3453 * @chgs: the list of changes to make in hardware
3455 static enum ice_status
3456 ice_prof_bld_xlt2(enum ice_block blk
, struct ice_buf_build
*bld
,
3457 struct LIST_HEAD_TYPE
*chgs
)
3459 struct ice_chs_chg
*tmp
;
3461 LIST_FOR_EACH_ENTRY(tmp
, chgs
, ice_chs_chg
, list_entry
) {
3464 if (tmp
->type
== ICE_VSIG_ADD
)
3466 else if (tmp
->type
== ICE_VSI_MOVE
)
3468 else if (tmp
->type
== ICE_VSIG_REM
)
3472 struct ice_xlt2_section
*p
;
3475 id
= ice_sect_id(blk
, ICE_XLT2
);
3476 p
= (struct ice_xlt2_section
*)
3477 ice_pkg_buf_alloc_section(bld
, id
, sizeof(*p
));
3480 return ICE_ERR_MAX_LIMIT
;
3482 p
->count
= CPU_TO_LE16(1);
3483 p
->offset
= CPU_TO_LE16(tmp
->vsi
);
3484 p
->value
[0] = CPU_TO_LE16(tmp
->vsig
);
3492 * ice_upd_prof_hw - update hardware using the change list
3493 * @hw: pointer to the HW struct
3494 * @blk: hardware block
3495 * @chgs: the list of changes to make in hardware
3497 static enum ice_status
3498 ice_upd_prof_hw(struct ice_hw
*hw
, enum ice_block blk
,
3499 struct LIST_HEAD_TYPE
*chgs
)
3501 struct ice_buf_build
*b
;
3502 struct ice_chs_chg
*tmp
;
3503 enum ice_status status
;
3511 /* count number of sections we need */
3512 LIST_FOR_EACH_ENTRY(tmp
, chgs
, ice_chs_chg
, list_entry
) {
3513 switch (tmp
->type
) {
3514 case ICE_PTG_ES_ADD
:
3532 sects
= xlt1
+ xlt2
+ tcam
+ es
;
3537 /* Build update package buffer */
3538 b
= ice_pkg_buf_alloc(hw
);
3540 return ICE_ERR_NO_MEMORY
;
3542 status
= ice_pkg_buf_reserve_section(b
, sects
);
3546 /* Preserve order of table update: ES, TCAM, PTG, VSIG */
3548 status
= ice_prof_bld_es(hw
, blk
, b
, chgs
);
3554 status
= ice_prof_bld_tcam(hw
, blk
, b
, chgs
);
3560 status
= ice_prof_bld_xlt1(blk
, b
, chgs
);
3566 status
= ice_prof_bld_xlt2(blk
, b
, chgs
);
3571 /* After package buffer build check if the section count in buffer is
3572 * non-zero and matches the number of sections detected for package
3575 pkg_sects
= ice_pkg_buf_get_active_sections(b
);
3576 if (!pkg_sects
|| pkg_sects
!= sects
) {
3577 status
= ICE_ERR_INVAL_SIZE
;
3581 /* update package */
3582 status
= ice_update_pkg(hw
, ice_pkg_buf(b
), 1);
3583 if (status
== ICE_ERR_AQ_ERROR
)
3584 ice_debug(hw
, ICE_DBG_INIT
, "Unable to update HW profile.");
3587 ice_pkg_buf_free(hw
, b
);
3592 * ice_update_fd_mask - set Flow Director Field Vector mask for a profile
3593 * @hw: pointer to the HW struct
3594 * @prof_id: profile ID
3595 * @mask_sel: mask select
3597 * This function enable any of the masks selected by the mask select parameter
3598 * for the profile specified.
3600 static void ice_update_fd_mask(struct ice_hw
*hw
, u16 prof_id
, u32 mask_sel
)
3602 wr32(hw
, GLQF_FDMASK_SEL(prof_id
), mask_sel
);
3604 ice_debug(hw
, ICE_DBG_INIT
, "fd mask(%d): %x = %x\n", prof_id
,
3605 GLQF_FDMASK_SEL(prof_id
), mask_sel
);
3608 #define ICE_SRC_DST_MAX_COUNT 8
3610 struct ice_fd_src_dst_pair
{
3616 static const struct ice_fd_src_dst_pair ice_fd_pairs
[] = {
3617 /* These are defined in pairs */
3618 { ICE_PROT_IPV4_OF_OR_S
, 2, 12 },
3619 { ICE_PROT_IPV4_OF_OR_S
, 2, 16 },
3621 { ICE_PROT_IPV4_IL
, 2, 12 },
3622 { ICE_PROT_IPV4_IL
, 2, 16 },
3624 { ICE_PROT_IPV6_OF_OR_S
, 8, 8 },
3625 { ICE_PROT_IPV6_OF_OR_S
, 8, 24 },
3627 { ICE_PROT_IPV6_IL
, 8, 8 },
3628 { ICE_PROT_IPV6_IL
, 8, 24 },
3630 { ICE_PROT_TCP_IL
, 1, 0 },
3631 { ICE_PROT_TCP_IL
, 1, 2 },
3633 { ICE_PROT_UDP_OF
, 1, 0 },
3634 { ICE_PROT_UDP_OF
, 1, 2 },
3636 { ICE_PROT_UDP_IL_OR_S
, 1, 0 },
3637 { ICE_PROT_UDP_IL_OR_S
, 1, 2 },
3639 { ICE_PROT_SCTP_IL
, 1, 0 },
3640 { ICE_PROT_SCTP_IL
, 1, 2 }
3643 #define ICE_FD_SRC_DST_PAIR_COUNT ARRAY_SIZE(ice_fd_pairs)
3646 * ice_update_fd_swap - set register appropriately for a FD FV extraction
3647 * @hw: pointer to the HW struct
3648 * @prof_id: profile ID
3649 * @es: extraction sequence (length of array is determined by the block)
3651 static enum ice_status
3652 ice_update_fd_swap(struct ice_hw
*hw
, u16 prof_id
, struct ice_fv_word
*es
)
3654 ice_declare_bitmap(pair_list
, ICE_FD_SRC_DST_PAIR_COUNT
);
3655 u8 pair_start
[ICE_FD_SRC_DST_PAIR_COUNT
] = { 0 };
3656 #define ICE_FD_FV_NOT_FOUND (-2)
3657 s8 first_free
= ICE_FD_FV_NOT_FOUND
;
3658 u8 used
[ICE_MAX_FV_WORDS
] = { 0 };
3663 ice_memset(pair_list
, 0, sizeof(pair_list
), ICE_NONDMA_MEM
);
3665 ice_init_fd_mask_regs(hw
);
3667 /* This code assumes that the Flow Director field vectors are assigned
3668 * from the end of the FV indexes working towards the zero index, that
3669 * only complete fields will be included and will be consecutive, and
3670 * that there are no gaps between valid indexes.
3673 /* Determine swap fields present */
3674 for (i
= 0; i
< hw
->blk
[ICE_BLK_FD
].es
.fvw
; i
++) {
3675 /* Find the first free entry, assuming right to left population.
3676 * This is where we can start adding additional pairs if needed.
3678 if (first_free
== ICE_FD_FV_NOT_FOUND
&& es
[i
].prot_id
!=
3682 for (j
= 0; j
< ICE_FD_SRC_DST_PAIR_COUNT
; j
++) {
3683 if (es
[i
].prot_id
== ice_fd_pairs
[j
].prot_id
&&
3684 es
[i
].off
== ice_fd_pairs
[j
].off
) {
3685 ice_set_bit(j
, pair_list
);
3691 orig_free
= first_free
;
3693 /* determine missing swap fields that need to be added */
3694 for (i
= 0; i
< ICE_FD_SRC_DST_PAIR_COUNT
; i
+= 2) {
3695 u8 bit1
= ice_is_bit_set(pair_list
, i
+ 1);
3696 u8 bit0
= ice_is_bit_set(pair_list
, i
);
3701 /* add the appropriate 'paired' entry */
3707 /* check for room */
3708 if (first_free
+ 1 < ice_fd_pairs
[index
].count
)
3709 return ICE_ERR_MAX_LIMIT
;
3711 /* place in extraction sequence */
3712 for (k
= 0; k
< ice_fd_pairs
[index
].count
; k
++) {
3713 es
[first_free
- k
].prot_id
=
3714 ice_fd_pairs
[index
].prot_id
;
3715 es
[first_free
- k
].off
=
3716 ice_fd_pairs
[index
].off
+ (k
* 2);
3718 /* keep track of non-relevant fields */
3719 mask_sel
|= 1 << (first_free
- k
);
3722 pair_start
[index
] = first_free
;
3723 first_free
-= ice_fd_pairs
[index
].count
;
3727 /* fill in the swap array */
3728 si
= hw
->blk
[ICE_BLK_FD
].es
.fvw
- 1;
3730 u8 indexes_used
= 1;
3732 /* assume flat at this index */
3733 #define ICE_SWAP_VALID 0x80
3734 used
[si
] = si
| ICE_SWAP_VALID
;
3736 if (orig_free
== ICE_FD_FV_NOT_FOUND
|| si
<= orig_free
) {
3741 /* check for a swap location */
3742 for (j
= 0; j
< ICE_FD_SRC_DST_PAIR_COUNT
; j
++) {
3743 if (es
[si
].prot_id
== ice_fd_pairs
[j
].prot_id
&&
3744 es
[si
].off
== ice_fd_pairs
[j
].off
) {
3747 /* determine the appropriate matching field */
3748 idx
= j
+ ((j
% 2) ? -1 : 1);
3750 indexes_used
= ice_fd_pairs
[idx
].count
;
3751 for (k
= 0; k
< indexes_used
; k
++) {
3752 used
[si
- k
] = (pair_start
[idx
] - k
) |
3763 /* for each set of 4 swap indexes, write the appropriate register */
3764 for (j
= 0; j
< hw
->blk
[ICE_BLK_FD
].es
.fvw
/ 4; j
++) {
3767 for (k
= 0; k
< 4; k
++) {
3772 raw_entry
|= used
[idx
] << (k
* 8);
3775 /* write the appropriate register set, based on HW block */
3776 wr32(hw
, GLQF_FDSWAP(prof_id
, j
), raw_entry
);
3778 ice_debug(hw
, ICE_DBG_INIT
, "swap wr(%d, %d): %x = %x\n",
3779 prof_id
, j
, GLQF_FDSWAP(prof_id
, j
), raw_entry
);
3782 /* update the masks for this profile to be sure we ignore fields that
3783 * are not relevant to our match criteria
3785 ice_update_fd_mask(hw
, prof_id
, mask_sel
);
3791 * ice_add_prof - add profile
3792 * @hw: pointer to the HW struct
3793 * @blk: hardware block
3794 * @id: profile tracking ID
3795 * @ptypes: array of bitmaps indicating ptypes (ICE_FLOW_PTYPE_MAX bits)
3796 * @es: extraction sequence (length of array is determined by the block)
3798 * This function registers a profile, which matches a set of PTYPES with a
3799 * particular extraction sequence. While the hardware profile is allocated
3800 * it will not be written until the first call to ice_add_flow that specifies
3801 * the ID value used here.
3804 ice_add_prof(struct ice_hw
*hw
, enum ice_block blk
, u64 id
, u8 ptypes
[],
3805 struct ice_fv_word
*es
)
3807 u32 bytes
= DIVIDE_AND_ROUND_UP(ICE_FLOW_PTYPE_MAX
, BITS_PER_BYTE
);
3808 struct ice_prof_map
*prof
;
3809 enum ice_status status
;
3813 /* search for existing profile */
3814 status
= ice_find_prof_id(hw
, blk
, es
, &prof_id
);
3816 /* allocate profile ID */
3817 status
= ice_alloc_prof_id(hw
, blk
, &prof_id
);
3819 goto err_ice_add_prof
;
3820 if (blk
== ICE_BLK_FD
) {
3821 /* For Flow Director block, the extraction sequence may
3822 * need to be altered in the case where there are paired
3823 * fields that have no match. This is necessary because
3824 * for Flow Director, src and dest fields need to paired
3825 * for filter programming and these values are swapped
3828 status
= ice_update_fd_swap(hw
, prof_id
, es
);
3830 goto err_ice_add_prof
;
3833 /* and write new es */
3834 ice_write_es(hw
, blk
, prof_id
, es
);
3837 ice_prof_inc_ref(hw
, blk
, prof_id
);
3839 /* add profile info */
3841 prof
= (struct ice_prof_map
*)ice_malloc(hw
, sizeof(*prof
));
3843 goto err_ice_add_prof
;
3845 prof
->profile_cookie
= id
;
3846 prof
->prof_id
= prof_id
;
3847 prof
->ptype_count
= 0;
3850 /* build list of ptgs */
3851 while (bytes
&& prof
->ptype_count
< ICE_MAX_PTYPE_PER_PROFILE
) {
3854 if (!ptypes
[byte
]) {
3859 /* Examine 8 bits per byte */
3860 for (bit
= 0; bit
< 8; bit
++) {
3861 if (ptypes
[byte
] & 1 << bit
) {
3865 ptype
= byte
* 8 + bit
;
3866 if (ptype
< ICE_FLOW_PTYPE_MAX
) {
3867 prof
->ptype
[prof
->ptype_count
] = ptype
;
3869 if (++prof
->ptype_count
>=
3870 ICE_MAX_PTYPE_PER_PROFILE
)
3874 /* nothing left in byte, then exit */
3875 m
= ~((1 << (bit
+ 1)) - 1);
3876 if (!(ptypes
[byte
] & m
))
3884 LIST_ADD(&prof
->list
, &hw
->blk
[blk
].es
.prof_map
);
3893 * ice_search_prof_id - Search for a profile tracking ID
3894 * @hw: pointer to the HW struct
3895 * @blk: hardware block
3896 * @id: profile tracking ID
3898 * This will search for a profile tracking ID which was previously added.
3900 struct ice_prof_map
*
3901 ice_search_prof_id(struct ice_hw
*hw
, enum ice_block blk
, u64 id
)
3903 struct ice_prof_map
*entry
= NULL
;
3904 struct ice_prof_map
*map
;
3906 LIST_FOR_EACH_ENTRY(map
, &hw
->blk
[blk
].es
.prof_map
, ice_prof_map
,
3908 if (map
->profile_cookie
== id
) {
3918 * ice_set_prof_context - Set context for a given profile
3919 * @hw: pointer to the HW struct
3920 * @blk: hardware block
3921 * @id: profile tracking ID
3924 struct ice_prof_map
*
3925 ice_set_prof_context(struct ice_hw
*hw
, enum ice_block blk
, u64 id
, u64 cntxt
)
3927 struct ice_prof_map
*entry
;
3929 entry
= ice_search_prof_id(hw
, blk
, id
);
3931 entry
->context
= cntxt
;
3937 * ice_get_prof_context - Get context for a given profile
3938 * @hw: pointer to the HW struct
3939 * @blk: hardware block
3940 * @id: profile tracking ID
3941 * @cntxt: pointer to variable to receive the context
3943 struct ice_prof_map
*
3944 ice_get_prof_context(struct ice_hw
*hw
, enum ice_block blk
, u64 id
, u64
*cntxt
)
3946 struct ice_prof_map
*entry
;
3948 entry
= ice_search_prof_id(hw
, blk
, id
);
3950 *cntxt
= entry
->context
;
3956 * ice_vsig_prof_id_count - count profiles in a VSIG
3957 * @hw: pointer to the HW struct
3958 * @blk: hardware block
3959 * @vsig: VSIG to remove the profile from
3962 ice_vsig_prof_id_count(struct ice_hw
*hw
, enum ice_block blk
, u16 vsig
)
3964 u16 idx
= vsig
& ICE_VSIG_IDX_M
, count
= 0;
3965 struct ice_vsig_prof
*p
;
3967 LIST_FOR_EACH_ENTRY(p
, &hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].prop_lst
,
3968 ice_vsig_prof
, list
) {
3976 * ice_rel_tcam_idx - release a TCAM index
3977 * @hw: pointer to the HW struct
3978 * @blk: hardware block
3979 * @idx: the index to release
3981 static enum ice_status
3982 ice_rel_tcam_idx(struct ice_hw
*hw
, enum ice_block blk
, u16 idx
)
3984 /* Masks to invoke a never match entry */
3985 u8 vl_msk
[ICE_TCAM_KEY_VAL_SZ
] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
3986 u8 dc_msk
[ICE_TCAM_KEY_VAL_SZ
] = { 0xFE, 0xFF, 0xFF, 0xFF, 0xFF };
3987 u8 nm_msk
[ICE_TCAM_KEY_VAL_SZ
] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
3988 enum ice_status status
;
3990 /* write the TCAM entry */
3991 status
= ice_tcam_write_entry(hw
, blk
, idx
, 0, 0, 0, 0, 0, vl_msk
,
3996 /* release the TCAM entry */
3997 status
= ice_free_tcam_ent(hw
, blk
, idx
);
4003 * ice_rem_prof_id - remove one profile from a VSIG
4004 * @hw: pointer to the HW struct
4005 * @blk: hardware block
4006 * @prof: pointer to profile structure to remove
4008 static enum ice_status
4009 ice_rem_prof_id(struct ice_hw
*hw
, enum ice_block blk
,
4010 struct ice_vsig_prof
*prof
)
4012 enum ice_status status
;
4015 for (i
= 0; i
< prof
->tcam_count
; i
++) {
4016 prof
->tcam
[i
].in_use
= false;
4017 status
= ice_rel_tcam_idx(hw
, blk
, prof
->tcam
[i
].tcam_idx
);
4019 return ICE_ERR_HW_TABLE
;
4026 * ice_rem_vsig - remove VSIG
4027 * @hw: pointer to the HW struct
4028 * @blk: hardware block
4029 * @vsig: the VSIG to remove
4030 * @chg: the change list
4032 static enum ice_status
4033 ice_rem_vsig(struct ice_hw
*hw
, enum ice_block blk
, u16 vsig
,
4034 struct LIST_HEAD_TYPE
*chg
)
4036 u16 idx
= vsig
& ICE_VSIG_IDX_M
;
4037 struct ice_vsig_vsi
*vsi_cur
;
4038 struct ice_vsig_prof
*d
, *t
;
4039 enum ice_status status
;
4041 /* remove TCAM entries */
4042 LIST_FOR_EACH_ENTRY_SAFE(d
, t
,
4043 &hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].prop_lst
,
4044 ice_vsig_prof
, list
) {
4045 status
= ice_rem_prof_id(hw
, blk
, d
);
4053 /* Move all VSIS associated with this VSIG to the default VSIG */
4054 vsi_cur
= hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].first_vsi
;
4055 /* If the VSIG has at least 1 VSI then iterate through the list
4056 * and remove the VSIs before deleting the group.
4060 struct ice_vsig_vsi
*tmp
= vsi_cur
->next_vsi
;
4061 struct ice_chs_chg
*p
;
4063 p
= (struct ice_chs_chg
*)ice_malloc(hw
, sizeof(*p
));
4065 return ICE_ERR_NO_MEMORY
;
4067 p
->type
= ICE_VSIG_REM
;
4068 p
->orig_vsig
= vsig
;
4069 p
->vsig
= ICE_DEFAULT_VSIG
;
4070 p
->vsi
= vsi_cur
- hw
->blk
[blk
].xlt2
.vsis
;
4072 LIST_ADD(&p
->list_entry
, chg
);
4078 status
= ice_vsig_free(hw
, blk
, vsig
);
4084 * ice_rem_prof_id_vsig - remove a specific profile from a VSIG
4085 * @hw: pointer to the HW struct
4086 * @blk: hardware block
4087 * @vsig: VSIG to remove the profile from
4088 * @hdl: profile handle indicating which profile to remove
4089 * @chg: list to receive a record of changes
4091 static enum ice_status
4092 ice_rem_prof_id_vsig(struct ice_hw
*hw
, enum ice_block blk
, u16 vsig
, u64 hdl
,
4093 struct LIST_HEAD_TYPE
*chg
)
4095 u16 idx
= vsig
& ICE_VSIG_IDX_M
;
4096 struct ice_vsig_prof
*p
, *t
;
4097 enum ice_status status
;
4099 LIST_FOR_EACH_ENTRY_SAFE(p
, t
,
4100 &hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].prop_lst
,
4101 ice_vsig_prof
, list
) {
4102 if (p
->profile_cookie
== hdl
) {
4103 if (ice_vsig_prof_id_count(hw
, blk
, vsig
) == 1)
4104 /* this is the last profile, remove the VSIG */
4105 return ice_rem_vsig(hw
, blk
, vsig
, chg
);
4107 status
= ice_rem_prof_id(hw
, blk
, p
);
4116 return ICE_ERR_DOES_NOT_EXIST
;
4120 * ice_rem_flow_all - remove all flows with a particular profile
4121 * @hw: pointer to the HW struct
4122 * @blk: hardware block
4123 * @id: profile tracking ID
4125 static enum ice_status
4126 ice_rem_flow_all(struct ice_hw
*hw
, enum ice_block blk
, u64 id
)
4128 struct ice_chs_chg
*del
, *tmp
;
4129 struct LIST_HEAD_TYPE chg
;
4130 enum ice_status status
;
4133 INIT_LIST_HEAD(&chg
);
4135 for (i
= 1; i
< ICE_MAX_VSIGS
; i
++) {
4136 if (hw
->blk
[blk
].xlt2
.vsig_tbl
[i
].in_use
) {
4137 if (ice_has_prof_vsig(hw
, blk
, i
, id
)) {
4138 status
= ice_rem_prof_id_vsig(hw
, blk
, i
, id
,
4141 goto err_ice_rem_flow_all
;
4146 status
= ice_upd_prof_hw(hw
, blk
, &chg
);
4148 err_ice_rem_flow_all
:
4149 LIST_FOR_EACH_ENTRY_SAFE(del
, tmp
, &chg
, ice_chs_chg
, list_entry
) {
4150 LIST_DEL(&del
->list_entry
);
4158 * ice_rem_prof - remove profile
4159 * @hw: pointer to the HW struct
4160 * @blk: hardware block
4161 * @id: profile tracking ID
4163 * This will remove the profile specified by the ID parameter, which was
4164 * previously created through ice_add_prof. If any existing entries
4165 * are associated with this profile, they will be removed as well.
4167 enum ice_status
ice_rem_prof(struct ice_hw
*hw
, enum ice_block blk
, u64 id
)
4169 enum ice_status status
;
4170 struct ice_prof_map
*pmap
;
4172 pmap
= ice_search_prof_id(hw
, blk
, id
);
4174 return ICE_ERR_DOES_NOT_EXIST
;
4176 /* remove all flows with this profile */
4177 status
= ice_rem_flow_all(hw
, blk
, pmap
->profile_cookie
);
4181 /* remove profile */
4182 status
= ice_free_prof_id(hw
, blk
, pmap
->prof_id
);
4185 /* dereference profile, and possibly remove */
4186 ice_prof_dec_ref(hw
, blk
, pmap
->prof_id
);
4188 LIST_DEL(&pmap
->list
);
4195 * ice_get_prof_ptgs - get ptgs for profile
4196 * @hw: pointer to the HW struct
4197 * @blk: hardware block
4198 * @hdl: profile handle
4201 static enum ice_status
4202 ice_get_prof_ptgs(struct ice_hw
*hw
, enum ice_block blk
, u64 hdl
,
4203 struct LIST_HEAD_TYPE
*chg
)
4205 struct ice_prof_map
*map
;
4206 struct ice_chs_chg
*p
;
4209 /* Get the details on the profile specified by the handle ID */
4210 map
= ice_search_prof_id(hw
, blk
, hdl
);
4212 return ICE_ERR_DOES_NOT_EXIST
;
4214 for (i
= 0; i
< map
->ptype_count
; i
++) {
4215 enum ice_status status
;
4219 status
= ice_get_ptg(hw
, blk
, map
->ptype
[i
], &ptg
, &add
);
4221 goto err_ice_get_prof_ptgs
;
4223 if (add
|| !hw
->blk
[blk
].es
.written
[map
->prof_id
]) {
4224 /* add PTG to change list */
4225 p
= (struct ice_chs_chg
*)ice_malloc(hw
, sizeof(*p
));
4227 goto err_ice_get_prof_ptgs
;
4229 p
->type
= ICE_PTG_ES_ADD
;
4230 p
->ptype
= map
->ptype
[i
];
4234 p
->add_prof
= !hw
->blk
[blk
].es
.written
[map
->prof_id
];
4235 p
->prof_id
= map
->prof_id
;
4237 hw
->blk
[blk
].es
.written
[map
->prof_id
] = true;
4239 LIST_ADD(&p
->list_entry
, chg
);
4245 err_ice_get_prof_ptgs
:
4246 /* let caller clean up the change list */
4247 return ICE_ERR_NO_MEMORY
;
4251 * ice_get_profs_vsig - get a copy of the list of profiles from a VSIG
4252 * @hw: pointer to the HW struct
4253 * @blk: hardware block
4254 * @vsig: VSIG from which to copy the list
4257 * This routine makes a copy of the list of profiles in the specified VSIG.
4259 static enum ice_status
4260 ice_get_profs_vsig(struct ice_hw
*hw
, enum ice_block blk
, u16 vsig
,
4261 struct LIST_HEAD_TYPE
*lst
)
4263 struct ice_vsig_prof
*ent1
, *ent2
;
4264 u16 idx
= vsig
& ICE_VSIG_IDX_M
;
4266 LIST_FOR_EACH_ENTRY(ent1
, &hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].prop_lst
,
4267 ice_vsig_prof
, list
) {
4268 struct ice_vsig_prof
*p
;
4270 /* copy to the input list */
4271 p
= (struct ice_vsig_prof
*)ice_malloc(hw
, sizeof(*p
));
4273 goto err_ice_get_profs_vsig
;
4275 ice_memcpy(p
, ent1
, sizeof(*p
), ICE_NONDMA_TO_NONDMA
);
4277 LIST_ADD_TAIL(&p
->list
, lst
);
4282 err_ice_get_profs_vsig
:
4283 LIST_FOR_EACH_ENTRY_SAFE(ent1
, ent2
, lst
, ice_vsig_prof
, list
) {
4284 LIST_DEL(&ent1
->list
);
4288 return ICE_ERR_NO_MEMORY
;
4292 * ice_add_prof_to_lst - add profile entry to a list
4293 * @hw: pointer to the HW struct
4294 * @blk: hardware block
4295 * @lst: the list to be added to
4296 * @hdl: profile handle of entry to add
4298 static enum ice_status
4299 ice_add_prof_to_lst(struct ice_hw
*hw
, enum ice_block blk
,
4300 struct LIST_HEAD_TYPE
*lst
, u64 hdl
)
4302 struct ice_vsig_prof
*p
;
4303 struct ice_prof_map
*map
;
4306 map
= ice_search_prof_id(hw
, blk
, hdl
);
4308 return ICE_ERR_DOES_NOT_EXIST
;
4310 p
= (struct ice_vsig_prof
*)ice_malloc(hw
, sizeof(*p
));
4312 return ICE_ERR_NO_MEMORY
;
4314 p
->profile_cookie
= map
->profile_cookie
;
4315 p
->prof_id
= map
->prof_id
;
4316 p
->tcam_count
= map
->ptype_count
;
4318 for (i
= 0; i
< map
->ptype_count
; i
++) {
4321 p
->tcam
[i
].prof_id
= map
->prof_id
;
4322 p
->tcam
[i
].tcam_idx
= ICE_INVALID_TCAM
;
4324 ice_ptg_find_ptype(hw
, blk
, map
->ptype
[i
], &ptg
);
4326 p
->tcam
[i
].ptg
= ptg
;
4329 LIST_ADD(&p
->list
, lst
);
4335 * ice_move_vsi - move VSI to another VSIG
4336 * @hw: pointer to the HW struct
4337 * @blk: hardware block
4338 * @vsi: the VSI to move
4339 * @vsig: the VSIG to move the VSI to
4340 * @chg: the change list
4342 static enum ice_status
4343 ice_move_vsi(struct ice_hw
*hw
, enum ice_block blk
, u16 vsi
, u16 vsig
,
4344 struct LIST_HEAD_TYPE
*chg
)
4346 enum ice_status status
;
4347 struct ice_chs_chg
*p
;
4350 p
= (struct ice_chs_chg
*)ice_malloc(hw
, sizeof(*p
));
4352 return ICE_ERR_NO_MEMORY
;
4354 status
= ice_vsig_find_vsi(hw
, blk
, vsi
, &orig_vsig
);
4356 status
= ice_vsig_add_mv_vsi(hw
, blk
, vsi
, vsig
);
4362 p
->type
= ICE_VSI_MOVE
;
4364 p
->orig_vsig
= orig_vsig
;
4367 LIST_ADD(&p
->list_entry
, chg
);
4373 * ice_prof_tcam_ena_dis - add enable or disable TCAM change
4374 * @hw: pointer to the HW struct
4375 * @blk: hardware block
4376 * @enable: true to enable, false to disable
4377 * @vsig: the vsig of the TCAM entry
4378 * @tcam: pointer the TCAM info structure of the TCAM to disable
4379 * @chg: the change list
4381 * This function appends an enable or disable TCAM entry in the change log
4383 static enum ice_status
4384 ice_prof_tcam_ena_dis(struct ice_hw
*hw
, enum ice_block blk
, bool enable
,
4385 u16 vsig
, struct ice_tcam_inf
*tcam
,
4386 struct LIST_HEAD_TYPE
*chg
)
4388 enum ice_status status
;
4389 struct ice_chs_chg
*p
;
4391 /* Default: enable means change the low flag bit to don't care */
4392 u8 dc_msk
[ICE_TCAM_KEY_VAL_SZ
] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4393 u8 nm_msk
[ICE_TCAM_KEY_VAL_SZ
] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
4394 u8 vl_msk
[ICE_TCAM_KEY_VAL_SZ
] = { 0x01, 0x00, 0x00, 0x00, 0x00 };
4396 /* If disabled, change the low flag bit to never match */
4402 /* add TCAM to change list */
4403 p
= (struct ice_chs_chg
*)ice_malloc(hw
, sizeof(*p
));
4405 return ICE_ERR_NO_MEMORY
;
4407 status
= ice_tcam_write_entry(hw
, blk
, tcam
->tcam_idx
, tcam
->prof_id
,
4408 tcam
->ptg
, vsig
, 0, 0, vl_msk
, dc_msk
,
4411 goto err_ice_prof_tcam_ena_dis
;
4413 tcam
->in_use
= enable
;
4415 p
->type
= ICE_TCAM_ADD
;
4416 p
->add_tcam_idx
= true;
4417 p
->prof_id
= tcam
->prof_id
;
4420 p
->tcam_idx
= tcam
->tcam_idx
;
4423 LIST_ADD(&p
->list_entry
, chg
);
4427 err_ice_prof_tcam_ena_dis
:
4433 * ice_adj_prof_priorities - adjust profile based on priorities
4434 * @hw: pointer to the HW struct
4435 * @blk: hardware block
4436 * @vsig: the VSIG for which to adjust profile priorities
4437 * @chg: the change list
4439 static enum ice_status
4440 ice_adj_prof_priorities(struct ice_hw
*hw
, enum ice_block blk
, u16 vsig
,
4441 struct LIST_HEAD_TYPE
*chg
)
4443 ice_declare_bitmap(ptgs_used
, ICE_XLT1_CNT
);
4444 struct ice_vsig_prof
*t
;
4445 enum ice_status status
;
4448 ice_memset(ptgs_used
, 0, sizeof(ptgs_used
), ICE_NONDMA_MEM
);
4449 idx
= vsig
& ICE_VSIG_IDX_M
;
4451 /* Priority is based on the order in which the profiles are added. The
4452 * newest added profile has highest priority and the oldest added
4453 * profile has the lowest priority. Since the profile property list for
4454 * a VSIG is sorted from newest to oldest, this code traverses the list
4455 * in order and enables the first of each PTG that it finds (that is not
4456 * already enabled); it also disables any duplicate PTGs that it finds
4457 * in the older profiles (that are currently enabled).
4460 LIST_FOR_EACH_ENTRY(t
, &hw
->blk
[blk
].xlt2
.vsig_tbl
[idx
].prop_lst
,
4461 ice_vsig_prof
, list
) {
4464 for (i
= 0; i
< t
->tcam_count
; i
++) {
4465 /* Scan the priorities from newest to oldest.
4466 * Make sure that the newest profiles take priority.
4468 if (ice_is_bit_set(ptgs_used
, t
->tcam
[i
].ptg
) &&
4469 t
->tcam
[i
].in_use
) {
4470 /* need to mark this PTG as never match, as it
4471 * was already in use and therefore duplicate
4472 * (and lower priority)
4474 status
= ice_prof_tcam_ena_dis(hw
, blk
, false,
4480 } else if (!ice_is_bit_set(ptgs_used
, t
->tcam
[i
].ptg
) &&
4481 !t
->tcam
[i
].in_use
) {
4482 /* need to enable this PTG, as it in not in use
4483 * and not enabled (highest priority)
4485 status
= ice_prof_tcam_ena_dis(hw
, blk
, true,
4493 /* keep track of used ptgs */
4494 ice_set_bit(t
->tcam
[i
].ptg
, ptgs_used
);
4502 * ice_add_prof_id_vsig - add profile to VSIG
4503 * @hw: pointer to the HW struct
4504 * @blk: hardware block
4505 * @vsig: the VSIG to which this profile is to be added
4506 * @hdl: the profile handle indicating the profile to add
4507 * @chg: the change list
4509 static enum ice_status
4510 ice_add_prof_id_vsig(struct ice_hw
*hw
, enum ice_block blk
, u16 vsig
, u64 hdl
,
4511 struct LIST_HEAD_TYPE
*chg
)
4513 /* Masks that ignore flags */
4514 u8 vl_msk
[ICE_TCAM_KEY_VAL_SZ
] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
4515 u8 dc_msk
[ICE_TCAM_KEY_VAL_SZ
] = { 0xFF, 0xFF, 0x00, 0x00, 0x00 };
4516 u8 nm_msk
[ICE_TCAM_KEY_VAL_SZ
] = { 0x00, 0x00, 0x00, 0x00, 0x00 };
4517 struct ice_prof_map
*map
;
4518 struct ice_vsig_prof
*t
;
4519 struct ice_chs_chg
*p
;
4522 /* Get the details on the profile specified by the handle ID */
4523 map
= ice_search_prof_id(hw
, blk
, hdl
);
4525 return ICE_ERR_DOES_NOT_EXIST
;
4527 /* Error, if this VSIG already has this profile */
4528 if (ice_has_prof_vsig(hw
, blk
, vsig
, hdl
))
4529 return ICE_ERR_ALREADY_EXISTS
;
4531 /* new VSIG profile structure */
4532 t
= (struct ice_vsig_prof
*)ice_malloc(hw
, sizeof(*t
));
4534 goto err_ice_add_prof_id_vsig
;
4536 t
->profile_cookie
= map
->profile_cookie
;
4537 t
->prof_id
= map
->prof_id
;
4538 t
->tcam_count
= map
->ptype_count
;
4540 /* create TCAM entries */
4541 for (i
= 0; i
< map
->ptype_count
; i
++) {
4542 enum ice_status status
;
4547 /* If properly sequenced, we should never have to allocate new
4550 status
= ice_get_ptg(hw
, blk
, map
->ptype
[i
], &ptg
, &add
);
4552 goto err_ice_add_prof_id_vsig
;
4554 /* add TCAM to change list */
4555 p
= (struct ice_chs_chg
*)ice_malloc(hw
, sizeof(*p
));
4557 goto err_ice_add_prof_id_vsig
;
4559 /* allocate the TCAM entry index */
4560 status
= ice_alloc_tcam_ent(hw
, blk
, &tcam_idx
);
4563 goto err_ice_add_prof_id_vsig
;
4566 t
->tcam
[i
].ptg
= ptg
;
4567 t
->tcam
[i
].prof_id
= map
->prof_id
;
4568 t
->tcam
[i
].tcam_idx
= tcam_idx
;
4569 t
->tcam
[i
].in_use
= true;
4571 p
->type
= ICE_TCAM_ADD
;
4572 p
->add_tcam_idx
= true;
4573 p
->prof_id
= t
->tcam
[i
].prof_id
;
4574 p
->ptg
= t
->tcam
[i
].ptg
;
4576 p
->tcam_idx
= t
->tcam
[i
].tcam_idx
;
4578 /* write the TCAM entry */
4579 status
= ice_tcam_write_entry(hw
, blk
, t
->tcam
[i
].tcam_idx
,
4581 t
->tcam
[i
].ptg
, vsig
, 0, 0,
4582 vl_msk
, dc_msk
, nm_msk
);
4584 goto err_ice_add_prof_id_vsig
;
4587 LIST_ADD(&p
->list_entry
, chg
);
4590 /* add profile to VSIG */
4592 &hw
->blk
[blk
].xlt2
.vsig_tbl
[(vsig
& ICE_VSIG_IDX_M
)].prop_lst
);
4596 err_ice_add_prof_id_vsig
:
4597 /* let caller clean up the change list */
4599 return ICE_ERR_NO_MEMORY
;
4603 * ice_create_prof_id_vsig - add a new VSIG with a single profile
4604 * @hw: pointer to the HW struct
4605 * @blk: hardware block
4606 * @vsi: the initial VSI that will be in VSIG
4607 * @hdl: the profile handle of the profile that will be added to the VSIG
4608 * @chg: the change list
4610 static enum ice_status
4611 ice_create_prof_id_vsig(struct ice_hw
*hw
, enum ice_block blk
, u16 vsi
, u64 hdl
,
4612 struct LIST_HEAD_TYPE
*chg
)
4614 enum ice_status status
;
4615 struct ice_chs_chg
*p
;
4618 p
= (struct ice_chs_chg
*)ice_malloc(hw
, sizeof(*p
));
4620 return ICE_ERR_NO_MEMORY
;
4622 new_vsig
= ice_vsig_alloc(hw
, blk
);
4624 status
= ICE_ERR_HW_TABLE
;
4625 goto err_ice_create_prof_id_vsig
;
4628 status
= ice_move_vsi(hw
, blk
, vsi
, new_vsig
, chg
);
4630 goto err_ice_create_prof_id_vsig
;
4632 status
= ice_add_prof_id_vsig(hw
, blk
, new_vsig
, hdl
, chg
);
4634 goto err_ice_create_prof_id_vsig
;
4636 p
->type
= ICE_VSIG_ADD
;
4638 p
->orig_vsig
= ICE_DEFAULT_VSIG
;
4641 LIST_ADD(&p
->list_entry
, chg
);
4645 err_ice_create_prof_id_vsig
:
4646 /* let caller clean up the change list */
4652 * ice_create_vsig_from_list - create a new VSIG with a list of profiles
4653 * @hw: pointer to the HW struct
4654 * @blk: hardware block
4655 * @vsi: the initial VSI that will be in VSIG
4656 * @lst: the list of profile that will be added to the VSIG
4657 * @chg: the change list
4659 static enum ice_status
4660 ice_create_vsig_from_lst(struct ice_hw
*hw
, enum ice_block blk
, u16 vsi
,
4661 struct LIST_HEAD_TYPE
*lst
, struct LIST_HEAD_TYPE
*chg
)
4663 struct ice_vsig_prof
*t
;
4664 enum ice_status status
;
4667 vsig
= ice_vsig_alloc(hw
, blk
);
4669 return ICE_ERR_HW_TABLE
;
4671 status
= ice_move_vsi(hw
, blk
, vsi
, vsig
, chg
);
4675 LIST_FOR_EACH_ENTRY(t
, lst
, ice_vsig_prof
, list
) {
4676 status
= ice_add_prof_id_vsig(hw
, blk
, vsig
, t
->profile_cookie
,
4686 * ice_find_prof_vsig - find a VSIG with a specific profile handle
4687 * @hw: pointer to the HW struct
4688 * @blk: hardware block
4689 * @hdl: the profile handle of the profile to search for
4690 * @vsig: returns the VSIG with the matching profile
4693 ice_find_prof_vsig(struct ice_hw
*hw
, enum ice_block blk
, u64 hdl
, u16
*vsig
)
4695 struct ice_vsig_prof
*t
;
4696 struct LIST_HEAD_TYPE lst
;
4697 enum ice_status status
;
4699 INIT_LIST_HEAD(&lst
);
4701 t
= (struct ice_vsig_prof
*)ice_malloc(hw
, sizeof(*t
));
4705 t
->profile_cookie
= hdl
;
4706 LIST_ADD(&t
->list
, &lst
);
4708 status
= ice_find_dup_props_vsig(hw
, blk
, &lst
, vsig
);
4713 return status
== ICE_SUCCESS
;
4717 * ice_add_prof_id_flow - add profile flow
4718 * @hw: pointer to the HW struct
4719 * @blk: hardware block
4720 * @vsi: the VSI to enable with the profile specified by ID
4721 * @hdl: profile handle
4723 * Calling this function will update the hardware tables to enable the
4724 * profile indicated by the ID parameter for the VSIs specified in the VSI
4725 * array. Once successfully called, the flow will be enabled.
4728 ice_add_prof_id_flow(struct ice_hw
*hw
, enum ice_block blk
, u16 vsi
, u64 hdl
)
4730 struct ice_vsig_prof
*tmp1
, *del1
;
4731 struct LIST_HEAD_TYPE union_lst
;
4732 struct ice_chs_chg
*tmp
, *del
;
4733 struct LIST_HEAD_TYPE chrs
;
4734 struct LIST_HEAD_TYPE chg
;
4735 enum ice_status status
;
4736 u16 vsig
, or_vsig
= 0;
4738 INIT_LIST_HEAD(&union_lst
);
4739 INIT_LIST_HEAD(&chrs
);
4740 INIT_LIST_HEAD(&chg
);
4742 status
= ice_get_prof_ptgs(hw
, blk
, hdl
, &chg
);
4746 /* determine if VSI is already part of a VSIG */
4747 status
= ice_vsig_find_vsi(hw
, blk
, vsi
, &vsig
);
4748 if (!status
&& vsig
) {
4755 /* make sure that there is no overlap/conflict between the new
4756 * characteristics and the existing ones; we don't support that
4759 if (ice_has_prof_vsig(hw
, blk
, vsig
, hdl
)) {
4760 status
= ICE_ERR_ALREADY_EXISTS
;
4761 goto err_ice_add_prof_id_flow
;
4764 /* last VSI in the VSIG? */
4765 status
= ice_vsig_get_ref(hw
, blk
, vsig
, &ref
);
4767 goto err_ice_add_prof_id_flow
;
4768 only_vsi
= (ref
== 1);
4770 /* create a union of the current profiles and the one being
4773 status
= ice_get_profs_vsig(hw
, blk
, vsig
, &union_lst
);
4775 goto err_ice_add_prof_id_flow
;
4777 status
= ice_add_prof_to_lst(hw
, blk
, &union_lst
, hdl
);
4779 goto err_ice_add_prof_id_flow
;
4781 /* search for an existing VSIG with an exact charc match */
4782 status
= ice_find_dup_props_vsig(hw
, blk
, &union_lst
, &vsig
);
4784 /* move VSI to the VSIG that matches */
4785 status
= ice_move_vsi(hw
, blk
, vsi
, vsig
, &chg
);
4787 goto err_ice_add_prof_id_flow
;
4789 /* VSI has been moved out of or_vsig. If the or_vsig had
4790 * only that VSI it is now empty and can be removed.
4793 status
= ice_rem_vsig(hw
, blk
, or_vsig
, &chg
);
4795 goto err_ice_add_prof_id_flow
;
4797 } else if (only_vsi
) {
4798 /* If the original VSIG only contains one VSI, then it
4799 * will be the requesting VSI. In this case the VSI is
4800 * not sharing entries and we can simply add the new
4801 * profile to the VSIG.
4803 status
= ice_add_prof_id_vsig(hw
, blk
, vsig
, hdl
, &chg
);
4805 goto err_ice_add_prof_id_flow
;
4807 /* Adjust priorities */
4808 status
= ice_adj_prof_priorities(hw
, blk
, vsig
, &chg
);
4810 goto err_ice_add_prof_id_flow
;
4812 /* No match, so we need a new VSIG */
4813 status
= ice_create_vsig_from_lst(hw
, blk
, vsi
,
4816 goto err_ice_add_prof_id_flow
;
4818 /* Adjust priorities */
4819 status
= ice_adj_prof_priorities(hw
, blk
, vsig
, &chg
);
4821 goto err_ice_add_prof_id_flow
;
4824 /* need to find or add a VSIG */
4825 /* search for an existing VSIG with an exact charc match */
4826 if (ice_find_prof_vsig(hw
, blk
, hdl
, &vsig
)) {
4827 /* found an exact match */
4828 /* add or move VSI to the VSIG that matches */
4829 status
= ice_move_vsi(hw
, blk
, vsi
, vsig
, &chg
);
4831 goto err_ice_add_prof_id_flow
;
4833 /* we did not find an exact match */
4834 /* we need to add a VSIG */
4835 status
= ice_create_prof_id_vsig(hw
, blk
, vsi
, hdl
,
4838 goto err_ice_add_prof_id_flow
;
4842 /* update hardware */
4844 status
= ice_upd_prof_hw(hw
, blk
, &chg
);
4846 err_ice_add_prof_id_flow
:
4847 LIST_FOR_EACH_ENTRY_SAFE(del
, tmp
, &chg
, ice_chs_chg
, list_entry
) {
4848 LIST_DEL(&del
->list_entry
);
4852 LIST_FOR_EACH_ENTRY_SAFE(del1
, tmp1
, &union_lst
, ice_vsig_prof
, list
) {
4853 LIST_DEL(&del1
->list
);
4857 LIST_FOR_EACH_ENTRY_SAFE(del1
, tmp1
, &chrs
, ice_vsig_prof
, list
) {
4858 LIST_DEL(&del1
->list
);
4866 * ice_add_flow - add flow
4867 * @hw: pointer to the HW struct
4868 * @blk: hardware block
4869 * @vsi: array of VSIs to enable with the profile specified by ID
4870 * @count: number of elements in the VSI array
4871 * @id: profile tracking ID
4873 * Calling this function will update the hardware tables to enable the
4874 * profile indicated by the ID parameter for the VSIs specified in the VSI
4875 * array. Once successfully called, the flow will be enabled.
4878 ice_add_flow(struct ice_hw
*hw
, enum ice_block blk
, u16 vsi
[], u8 count
,
4881 enum ice_status status
;
4884 for (i
= 0; i
< count
; i
++) {
4885 status
= ice_add_prof_id_flow(hw
, blk
, vsi
[i
], id
);
4894 * ice_rem_prof_from_list - remove a profile from list
4895 * @hw: pointer to the HW struct
4896 * @lst: list to remove the profile from
4897 * @hdl: the profile handle indicating the profile to remove
4899 static enum ice_status
4900 ice_rem_prof_from_list(struct ice_hw
*hw
, struct LIST_HEAD_TYPE
*lst
, u64 hdl
)
4902 struct ice_vsig_prof
*ent
, *tmp
;
4904 LIST_FOR_EACH_ENTRY_SAFE(ent
, tmp
, lst
, ice_vsig_prof
, list
) {
4905 if (ent
->profile_cookie
== hdl
) {
4906 LIST_DEL(&ent
->list
);
4912 return ICE_ERR_DOES_NOT_EXIST
;
4916 * ice_rem_prof_id_flow - remove flow
4917 * @hw: pointer to the HW struct
4918 * @blk: hardware block
4919 * @vsi: the VSI from which to remove the profile specified by ID
4920 * @hdl: profile tracking handle
4922 * Calling this function will update the hardware tables to remove the
4923 * profile indicated by the ID parameter for the VSIs specified in the VSI
4924 * array. Once successfully called, the flow will be disabled.
4927 ice_rem_prof_id_flow(struct ice_hw
*hw
, enum ice_block blk
, u16 vsi
, u64 hdl
)
4929 struct ice_vsig_prof
*tmp1
, *del1
;
4930 struct LIST_HEAD_TYPE chg
, copy
;
4931 struct ice_chs_chg
*tmp
, *del
;
4932 enum ice_status status
;
4935 INIT_LIST_HEAD(©
);
4936 INIT_LIST_HEAD(&chg
);
4938 /* determine if VSI is already part of a VSIG */
4939 status
= ice_vsig_find_vsi(hw
, blk
, vsi
, &vsig
);
4940 if (!status
&& vsig
) {
4946 last_profile
= ice_vsig_prof_id_count(hw
, blk
, vsig
) == 1;
4947 status
= ice_vsig_get_ref(hw
, blk
, vsig
, &ref
);
4949 goto err_ice_rem_prof_id_flow
;
4950 only_vsi
= (ref
== 1);
4953 /* If the original VSIG only contains one reference,
4954 * which will be the requesting VSI, then the VSI is not
4955 * sharing entries and we can simply remove the specific
4956 * characteristics from the VSIG.
4960 /* If there are no profiles left for this VSIG,
4961 * then simply remove the the VSIG.
4963 status
= ice_rem_vsig(hw
, blk
, vsig
, &chg
);
4965 goto err_ice_rem_prof_id_flow
;
4967 status
= ice_rem_prof_id_vsig(hw
, blk
, vsig
,
4970 goto err_ice_rem_prof_id_flow
;
4972 /* Adjust priorities */
4973 status
= ice_adj_prof_priorities(hw
, blk
, vsig
,
4976 goto err_ice_rem_prof_id_flow
;
4980 /* Make a copy of the VSIG's list of Profiles */
4981 status
= ice_get_profs_vsig(hw
, blk
, vsig
, ©
);
4983 goto err_ice_rem_prof_id_flow
;
4985 /* Remove specified profile entry from the list */
4986 status
= ice_rem_prof_from_list(hw
, ©
, hdl
);
4988 goto err_ice_rem_prof_id_flow
;
4990 if (LIST_EMPTY(©
)) {
4991 status
= ice_move_vsi(hw
, blk
, vsi
,
4992 ICE_DEFAULT_VSIG
, &chg
);
4994 goto err_ice_rem_prof_id_flow
;
4996 } else if (!ice_find_dup_props_vsig(hw
, blk
, ©
,
4998 /* found an exact match */
4999 /* add or move VSI to the VSIG that matches */
5000 /* Search for a VSIG with a matching profile
5004 /* Found match, move VSI to the matching VSIG */
5005 status
= ice_move_vsi(hw
, blk
, vsi
, vsig
, &chg
);
5007 goto err_ice_rem_prof_id_flow
;
5009 /* since no existing VSIG supports this
5010 * characteristic pattern, we need to create a
5011 * new VSIG and TCAM entries
5013 status
= ice_create_vsig_from_lst(hw
, blk
, vsi
,
5016 goto err_ice_rem_prof_id_flow
;
5018 /* Adjust priorities */
5019 status
= ice_adj_prof_priorities(hw
, blk
, vsig
,
5022 goto err_ice_rem_prof_id_flow
;
5026 status
= ICE_ERR_DOES_NOT_EXIST
;
5029 /* update hardware tables */
5031 status
= ice_upd_prof_hw(hw
, blk
, &chg
);
5033 err_ice_rem_prof_id_flow
:
5034 LIST_FOR_EACH_ENTRY_SAFE(del
, tmp
, &chg
, ice_chs_chg
, list_entry
) {
5035 LIST_DEL(&del
->list_entry
);
5039 LIST_FOR_EACH_ENTRY_SAFE(del1
, tmp1
, ©
, ice_vsig_prof
, list
) {
5040 LIST_DEL(&del1
->list
);
5048 * ice_rem_flow - remove flow
5049 * @hw: pointer to the HW struct
5050 * @blk: hardware block
5051 * @vsi: array of VSIs from which to remove the profile specified by ID
5052 * @count: number of elements in the VSI array
5053 * @id: profile tracking ID
5055 * The function will remove flows from the specified VSIs that were enabled
5056 * using ice_add_flow. The ID value will indicated which profile will be
5057 * removed. Once successfully called, the flow will be disabled.
5060 ice_rem_flow(struct ice_hw
*hw
, enum ice_block blk
, u16 vsi
[], u8 count
,
5063 enum ice_status status
;
5066 for (i
= 0; i
< count
; i
++) {
5067 status
= ice_rem_prof_id_flow(hw
, blk
, vsi
[i
], id
);