#define ICE_FLOW_FLD_SZ_GTP_TEID 4
#define ICE_FLOW_FLD_SZ_PPPOE_SESS_ID 2
-/* Protocol header fields are extracted at the word boundaries as word-sized
- * values. Specify the displacement value of some non-word-aligned fields needed
- * to compute the offset of words containing the fields in the corresponding
- * protocol headers. Displacement values are expressed in number of bits.
- */
-#define ICE_FLOW_FLD_IPV6_TTL_DSCP_DISP (-4)
-#define ICE_FLOW_FLD_IPV6_TTL_PROT_DISP ((-2) * BITS_PER_BYTE)
-#define ICE_FLOW_FLD_IPV6_TTL_TTL_DISP ((-1) * BITS_PER_BYTE)
-
/* Describe properties of a protocol header field */
struct ice_flow_field_info {
enum ice_flow_seg_hdr hdr;
ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_VLAN, 14, ICE_FLOW_FLD_SZ_VLAN),
/* ICE_FLOW_FIELD_IDX_ETH_TYPE */
ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_ETH, 12, ICE_FLOW_FLD_SZ_ETH_TYPE),
- /* IPv4 */
- /* ICE_FLOW_FIELD_IDX_IP_DSCP */
- ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_IPV4, 1, 1),
- /* ICE_FLOW_FIELD_IDX_IP_TTL */
- ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_NONE, 8, 1),
- /* ICE_FLOW_FIELD_IDX_IP_PROT */
- ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_NONE, 9, ICE_FLOW_FLD_SZ_IP_PROT),
+ /* IPv4 / IPv6 */
+ /* ICE_FLOW_FIELD_IDX_IPV4_DSCP */
+ ICE_FLOW_FLD_INFO_MSK(ICE_FLOW_SEG_HDR_IPV4, 0, ICE_FLOW_FLD_SZ_IP_DSCP,
+ 0x00fc),
+ /* ICE_FLOW_FIELD_IDX_IPV6_DSCP */
+ ICE_FLOW_FLD_INFO_MSK(ICE_FLOW_SEG_HDR_IPV6, 0, ICE_FLOW_FLD_SZ_IP_DSCP,
+ 0x0ff0),
+ /* ICE_FLOW_FIELD_IDX_IPV4_TTL */
+ ICE_FLOW_FLD_INFO_MSK(ICE_FLOW_SEG_HDR_NONE, 8,
+ ICE_FLOW_FLD_SZ_IP_TTL, 0xff00),
+ /* ICE_FLOW_FIELD_IDX_IPV4_PROT */
+ ICE_FLOW_FLD_INFO_MSK(ICE_FLOW_SEG_HDR_NONE, 8,
+ ICE_FLOW_FLD_SZ_IP_PROT, 0x00ff),
+ /* ICE_FLOW_FIELD_IDX_IPV6_TTL */
+ ICE_FLOW_FLD_INFO_MSK(ICE_FLOW_SEG_HDR_NONE, 6,
+ ICE_FLOW_FLD_SZ_IP_TTL, 0x00ff),
+ /* ICE_FLOW_FIELD_IDX_IPV6_PROT */
+ ICE_FLOW_FLD_INFO_MSK(ICE_FLOW_SEG_HDR_NONE, 6,
+ ICE_FLOW_FLD_SZ_IP_PROT, 0xff00),
/* ICE_FLOW_FIELD_IDX_IPV4_SA */
ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_IPV4, 12, ICE_FLOW_FLD_SZ_IPV4_ADDR),
/* ICE_FLOW_FIELD_IDX_IPV4_DA */
ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_IPV4, 16, ICE_FLOW_FLD_SZ_IPV4_ADDR),
- /* IPv6 */
/* ICE_FLOW_FIELD_IDX_IPV6_SA */
ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_IPV6, 8, ICE_FLOW_FLD_SZ_IPV6_ADDR),
/* ICE_FLOW_FIELD_IDX_IPV6_DA */
* Packet types for packets with an Outer/First/Single MAC header
*/
static const u32 ice_ptypes_mac_ofos[] = {
- 0xFDC00CC6, 0xBFBF7F7E, 0xF7EFDFDF, 0xFEFDFDFB,
- 0x03BF7F7E, 0x00000000, 0x00000000, 0x00000000,
- 0x000B0F0F, 0x00003000, 0x00000000, 0x00000000,
+ 0xFDC00846, 0xBFBF7F7E, 0xF70001DF, 0xFEFDFDFB,
+ 0x0000077E, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00003000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
/* Packet types for packets with an Outer/First/Single IPv4 header */
static const u32 ice_ptypes_ipv4_ofos[] = {
- 0xFDC00000, 0xBFBF7F7E, 0x00EFDFDF, 0x00000000,
+ 0x1DC00000, 0x04000800, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
- 0x0003000F, 0x000FC000, 0x00000000, 0x00000000,
+ 0x00000000, 0x000FC000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
/* Packet types for packets with an Innermost/Last IPv4 header */
static const u32 ice_ptypes_ipv4_il[] = {
- 0xE0000000, 0xB807700E, 0x8001DC03, 0xE01DC03B,
- 0x0007700E, 0x00000000, 0x00000000, 0x00000000,
- 0x00000000, 0x00000000, 0x000FF800, 0x00000000,
+ 0xE0000000, 0xB807700E, 0x80000003, 0xE01DC03B,
+ 0x0000000E, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x001FF800, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
/* Packet types for packets with an Outer/First/Single IPv6 header */
static const u32 ice_ptypes_ipv6_ofos[] = {
- 0x00000000, 0x00000000, 0xF7000000, 0xFEFDFDFB,
- 0x03BF7F7E, 0x00000000, 0x00000000, 0x00000000,
- 0x00080F00, 0x03F00000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x77000000, 0x10002000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x03F00000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
/* Packet types for packets with an Innermost/Last IPv6 header */
static const u32 ice_ptypes_ipv6_il[] = {
- 0x00000000, 0x03B80770, 0x00EE01DC, 0x0EE00000,
- 0x03B80770, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x03B80770, 0x000001DC, 0x0EE00000,
+ 0x00000770, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x7FE00000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
* packets with inner UDP.
*/
static const u32 ice_ptypes_udp_il[] = {
- 0x81000000, 0x20204040, 0x04081010, 0x80810102,
- 0x00204040, 0x00000000, 0x00000000, 0x00000000,
+ 0x81000000, 0x20204040, 0x04000010, 0x80810102,
+ 0x00000040, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00410000, 0x10842000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
/* Packet types for packets with an Innermost/Last TCP header */
static const u32 ice_ptypes_tcp_il[] = {
- 0x04000000, 0x80810102, 0x10204040, 0x42040408,
- 0x00810102, 0x00000000, 0x00000000, 0x00000000,
+ 0x04000000, 0x80810102, 0x10000040, 0x02040408,
+ 0x00000102, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00820000, 0x21084000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
/* Packet types for packets with an Innermost/Last SCTP header */
static const u32 ice_ptypes_sctp_il[] = {
- 0x08000000, 0x01020204, 0x20408081, 0x04080810,
- 0x01020204, 0x00000000, 0x00000000, 0x00000000,
- 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x08000000, 0x01020204, 0x20000081, 0x04080810,
+ 0x00000204, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x01040000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
/* Packet types for packets with an Innermost/Last ICMP header */
static const u32 ice_ptypes_icmp_il[] = {
- 0x00000000, 0x02040408, 0x40810102, 0x08101020,
- 0x02040408, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x02040408, 0x40000102, 0x08101020,
+ 0x00000408, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x42108000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
/* Packet types for packets with an Outermost/First GRE header */
static const u32 ice_ptypes_gre_of[] = {
- 0x00000000, 0xBFBF7800, 0x00EFDFDF, 0xFEFDE000,
- 0x03BF7F7E, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0xBFBF7800, 0x000001DF, 0xFEFDE000,
+ 0x0000017E, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
/* Packet types for packets with an Innermost/Last MAC header */
static const u32 ice_ptypes_mac_il[] = {
- 0x00000000, 0x00000000, 0x00EFDE00, 0x00000000,
- 0x03BF7800, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
* @params: information about the flow to be processed
* @seg: packet segment index of the field to be extracted
* @fld: ID of field to be extracted
+ * @match: bitfield of all fields
*
* This function determines the protocol ID, offset, and size of the given
* field. It then allocates one or more extraction sequence entries for the
*/
static enum ice_status
ice_flow_xtract_fld(struct ice_hw *hw, struct ice_flow_prof_params *params,
- u8 seg, enum ice_flow_field fld)
+ u8 seg, enum ice_flow_field fld, u64 match)
{
enum ice_flow_field sib = ICE_FLOW_FIELD_IDX_MAX;
enum ice_prot_id prot_id = ICE_PROT_ID_INVAL;
u8 fv_words = hw->blk[params->blk].es.fvw;
struct ice_flow_fld_info *flds;
u16 cnt, ese_bits, i;
+ u16 sib_mask = 0;
s16 adj = 0;
u16 mask;
u16 off;
case ICE_FLOW_FIELD_IDX_ETH_TYPE:
prot_id = seg == 0 ? ICE_PROT_ETYPE_OL : ICE_PROT_ETYPE_IL;
break;
- case ICE_FLOW_FIELD_IDX_IP_DSCP:
- if (params->prof->segs[seg].hdrs & ICE_FLOW_SEG_HDR_IPV6)
- adj = ICE_FLOW_FLD_IPV6_TTL_DSCP_DISP;
- /* Fall through */
- case ICE_FLOW_FIELD_IDX_IP_TTL:
- case ICE_FLOW_FIELD_IDX_IP_PROT:
- /* Some fields are located at different offsets in IPv4 and
- * IPv6
+ case ICE_FLOW_FIELD_IDX_IPV4_DSCP:
+ prot_id = seg == 0 ? ICE_PROT_IPV4_OF_OR_S : ICE_PROT_IPV4_IL;
+ break;
+ case ICE_FLOW_FIELD_IDX_IPV6_DSCP:
+ prot_id = seg == 0 ? ICE_PROT_IPV6_OF_OR_S : ICE_PROT_IPV6_IL;
+ break;
+ case ICE_FLOW_FIELD_IDX_IPV4_TTL:
+ case ICE_FLOW_FIELD_IDX_IPV4_PROT:
+ prot_id = seg == 0 ? ICE_PROT_IPV4_OF_OR_S : ICE_PROT_IPV4_IL;
+
+ /* TTL and PROT share the same extraction seq. entry.
+ * Each is considered a sibling to the other in terms of sharing
+ * the same extraction sequence entry.
*/
- if (params->prof->segs[seg].hdrs & ICE_FLOW_SEG_HDR_IPV4) {
- prot_id = seg == 0 ? ICE_PROT_IPV4_OF_OR_S :
- ICE_PROT_IPV4_IL;
- /* TTL and PROT share the same extraction seq. entry.
- * Each is considered a sibling to the other in term
- * sharing the same extraction sequence entry.
- */
- if (fld == ICE_FLOW_FIELD_IDX_IP_TTL)
- sib = ICE_FLOW_FIELD_IDX_IP_PROT;
- else if (fld == ICE_FLOW_FIELD_IDX_IP_PROT)
- sib = ICE_FLOW_FIELD_IDX_IP_TTL;
- } else if (params->prof->segs[seg].hdrs &
- ICE_FLOW_SEG_HDR_IPV6) {
- prot_id = seg == 0 ? ICE_PROT_IPV6_OF_OR_S :
- ICE_PROT_IPV6_IL;
- if (fld == ICE_FLOW_FIELD_IDX_IP_TTL)
- adj = ICE_FLOW_FLD_IPV6_TTL_TTL_DISP;
- else if (fld == ICE_FLOW_FIELD_IDX_IP_PROT)
- adj = ICE_FLOW_FLD_IPV6_TTL_PROT_DISP;
- }
+ if (fld == ICE_FLOW_FIELD_IDX_IPV4_TTL)
+ sib = ICE_FLOW_FIELD_IDX_IPV4_PROT;
+ else if (fld == ICE_FLOW_FIELD_IDX_IPV4_PROT)
+ sib = ICE_FLOW_FIELD_IDX_IPV4_TTL;
+
+ /* If the sibling field is also included, that field's
+ * mask needs to be included.
+ */
+ if (match & BIT(sib))
+ sib_mask = ice_flds_info[sib].mask;
+ break;
+ case ICE_FLOW_FIELD_IDX_IPV6_TTL:
+ case ICE_FLOW_FIELD_IDX_IPV6_PROT:
+ prot_id = seg == 0 ? ICE_PROT_IPV6_OF_OR_S : ICE_PROT_IPV6_IL;
+
+ /* TTL and PROT share the same extraction seq. entry.
+ * Each is considered a sibling to the other in terms of sharing
+ * the same extraction sequence entry.
+ */
+ if (fld == ICE_FLOW_FIELD_IDX_IPV6_TTL)
+ sib = ICE_FLOW_FIELD_IDX_IPV6_PROT;
+ else if (fld == ICE_FLOW_FIELD_IDX_IPV6_PROT)
+ sib = ICE_FLOW_FIELD_IDX_IPV6_TTL;
+
+ /* If the sibling field is also included, that field's
+ * mask needs to be included.
+ */
+ if (match & BIT(sib))
+ sib_mask = ice_flds_info[sib].mask;
break;
case ICE_FLOW_FIELD_IDX_IPV4_SA:
case ICE_FLOW_FIELD_IDX_IPV4_DA:
ICE_FLOW_FV_EXTRACT_SZ;
flds[fld].xtrct.disp = (u8)((ice_flds_info[fld].off + adj) % ese_bits);
flds[fld].xtrct.idx = params->es_cnt;
+ flds[fld].xtrct.mask = ice_flds_info[fld].mask;
/* Adjust the next field-entry index after accommodating the number of
* entries this field consumes
/* Fill in the extraction sequence entries needed for this field */
off = flds[fld].xtrct.off;
- mask = ice_flds_info[fld].mask;
+ mask = flds[fld].xtrct.mask;
for (i = 0; i < cnt; i++) {
/* Only consume an extraction sequence entry if there is no
* sibling field associated with this field or the sibling entry
params->es[idx].prot_id = prot_id;
params->es[idx].off = off;
- params->mask[idx] = mask;
+ params->mask[idx] = mask | sib_mask;
params->es_cnt++;
}
if (match & bit) {
status = ice_flow_xtract_fld
- (hw, params, i, (enum ice_flow_field)j);
+ (hw, params, i, (enum ice_flow_field)j,
+ match);
if (status)
return status;
match &= ~bit;
rss_cfg->hashed_flds = prof->segs[prof->segs_cnt - 1].match;
rss_cfg->packet_hdr = prof->segs[prof->segs_cnt - 1].hdrs;
+ rss_cfg->symm = prof->cfg.symm;
ice_set_bit(vsi_handle, rss_cfg->vsis);
LIST_ADD_TAIL(&rss_cfg->l_entry, &hw->rss_list_head);
(((u64)(hdr) << ICE_FLOW_PROF_HDR_S) & ICE_FLOW_PROF_HDR_M) | \
((u8)((segs_cnt) - 1) ? ICE_FLOW_PROF_ENCAP_M : 0))
+static void
+ice_rss_config_xor_word(struct ice_hw *hw, u8 prof_id, u8 src, u8 dst)
+{
+ u32 s = ((src % 4) << 3); /* byte shift */
+ u32 v = dst | 0x80; /* value to program */
+ u8 i = src / 4; /* register index */
+ u32 reg;
+
+ reg = rd32(hw, GLQF_HSYMM(prof_id, i));
+ reg = (reg & ~(0xff << s)) | (v << s);
+ wr32(hw, GLQF_HSYMM(prof_id, i), reg);
+}
+
+static void
+ice_rss_config_xor(struct ice_hw *hw, u8 prof_id, u8 src, u8 dst, u8 len)
+{
+ int fv_last_word =
+ ICE_FLOW_SW_FIELD_VECTOR_MAX / ICE_FLOW_FV_EXTRACT_SZ - 1;
+ int i;
+
+ for (i = 0; i < len; i++) {
+ ice_rss_config_xor_word(hw, prof_id,
+ /* Yes, field vector in GLQF_HSYMM and
+ * GLQF_HINSET is inversed!
+ */
+ fv_last_word - (src + i),
+ fv_last_word - (dst + i));
+ ice_rss_config_xor_word(hw, prof_id,
+ fv_last_word - (dst + i),
+ fv_last_word - (src + i));
+ }
+}
+
+static void
+ice_rss_update_symm(struct ice_hw *hw,
+ struct ice_flow_prof *prof)
+{
+ struct ice_prof_map *map;
+ u8 prof_id, m;
+
+ map = ice_search_prof_id(hw, ICE_BLK_RSS, prof->id);
+ prof_id = map->prof_id;
+
+ /* clear to default */
+ for (m = 0; m < 6; m++)
+ wr32(hw, GLQF_HSYMM(prof_id, m), 0);
+ if (prof->cfg.symm) {
+ struct ice_flow_seg_info *seg =
+ &prof->segs[prof->segs_cnt - 1];
+
+ struct ice_flow_seg_xtrct *ipv4_src =
+ &seg->fields[ICE_FLOW_FIELD_IDX_IPV4_SA].xtrct;
+ struct ice_flow_seg_xtrct *ipv4_dst =
+ &seg->fields[ICE_FLOW_FIELD_IDX_IPV4_DA].xtrct;
+ struct ice_flow_seg_xtrct *ipv6_src =
+ &seg->fields[ICE_FLOW_FIELD_IDX_IPV6_SA].xtrct;
+ struct ice_flow_seg_xtrct *ipv6_dst =
+ &seg->fields[ICE_FLOW_FIELD_IDX_IPV6_DA].xtrct;
+
+ struct ice_flow_seg_xtrct *tcp_src =
+ &seg->fields[ICE_FLOW_FIELD_IDX_TCP_SRC_PORT].xtrct;
+ struct ice_flow_seg_xtrct *tcp_dst =
+ &seg->fields[ICE_FLOW_FIELD_IDX_TCP_DST_PORT].xtrct;
+
+ struct ice_flow_seg_xtrct *udp_src =
+ &seg->fields[ICE_FLOW_FIELD_IDX_UDP_SRC_PORT].xtrct;
+ struct ice_flow_seg_xtrct *udp_dst =
+ &seg->fields[ICE_FLOW_FIELD_IDX_UDP_DST_PORT].xtrct;
+
+ struct ice_flow_seg_xtrct *sctp_src =
+ &seg->fields[ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT].xtrct;
+ struct ice_flow_seg_xtrct *sctp_dst =
+ &seg->fields[ICE_FLOW_FIELD_IDX_SCTP_DST_PORT].xtrct;
+
+ /* xor IPv4 */
+ if (ipv4_src->prot_id != 0 && ipv4_dst->prot_id != 0)
+ ice_rss_config_xor(hw, prof_id,
+ ipv4_src->idx, ipv4_dst->idx, 2);
+
+ /* xor IPv6 */
+ if (ipv6_src->prot_id != 0 && ipv6_dst->prot_id != 0)
+ ice_rss_config_xor(hw, prof_id,
+ ipv6_src->idx, ipv6_dst->idx, 8);
+
+ /* xor TCP */
+ if (tcp_src->prot_id != 0 && tcp_dst->prot_id != 0)
+ ice_rss_config_xor(hw, prof_id,
+ tcp_src->idx, tcp_dst->idx, 1);
+
+ /* xor UDP */
+ if (udp_src->prot_id != 0 && udp_dst->prot_id != 0)
+ ice_rss_config_xor(hw, prof_id,
+ udp_src->idx, udp_dst->idx, 1);
+
+ /* xor SCTP */
+ if (sctp_src->prot_id != 0 && sctp_dst->prot_id != 0)
+ ice_rss_config_xor(hw, prof_id,
+ sctp_src->idx, sctp_dst->idx, 1);
+ }
+}
+
/**
* ice_add_rss_cfg_sync - add an RSS configuration
* @hw: pointer to the hardware structure
* @hashed_flds: hash bit fields (ICE_FLOW_HASH_*) to configure
* @addl_hdrs: protocol header fields
* @segs_cnt: packet segment count
+ * @symm: symmetric hash enable/disable
*
* Assumption: lock has already been acquired for RSS list
*/
static enum ice_status
ice_add_rss_cfg_sync(struct ice_hw *hw, u16 vsi_handle, u64 hashed_flds,
- u32 addl_hdrs, u8 segs_cnt)
+ u32 addl_hdrs, u8 segs_cnt, bool symm)
{
const enum ice_block blk = ICE_BLK_RSS;
struct ice_flow_prof *prof = NULL;
vsi_handle,
ICE_FLOW_FIND_PROF_CHK_FLDS |
ICE_FLOW_FIND_PROF_CHK_VSI);
- if (prof)
- goto exit;
+ if (prof) {
+ if (prof->cfg.symm == symm)
+ goto exit;
+ prof->cfg.symm = symm;
+ goto update_symm;
+ }
/* Check if a flow profile exists with the same protocol headers and
* associated with the input VSI. If so disasscociate the VSI from
vsi_handle,
ICE_FLOW_FIND_PROF_CHK_FLDS);
if (prof) {
- status = ice_flow_assoc_prof(hw, blk, prof, vsi_handle);
- if (!status)
- status = ice_add_rss_list(hw, vsi_handle, prof);
+ if (prof->cfg.symm == symm) {
+ status = ice_flow_assoc_prof(hw, blk, prof,
+ vsi_handle);
+ if (!status)
+ status = ice_add_rss_list(hw, vsi_handle,
+ prof);
+ } else {
+ /* if a profile exist but with different symmetric
+ * requirement, just return error.
+ */
+ status = ICE_ERR_NOT_SUPPORTED;
+ }
goto exit;
}
status = ice_add_rss_list(hw, vsi_handle, prof);
+ prof->cfg.symm = symm;
+ if (!symm)
+ goto exit;
+
+update_symm:
+ ice_rss_update_symm(hw, prof);
+
exit:
ice_free(hw, segs);
return status;
* @vsi_handle: software VSI handle
* @hashed_flds: hash bit fields (ICE_FLOW_HASH_*) to configure
* @addl_hdrs: protocol header fields
+ * @symm: symmetric hash enable/disable
*
* This function will generate a flow profile based on fields associated with
* the input fields to hash on, the flow type and use the VSI number to add
*/
enum ice_status
ice_add_rss_cfg(struct ice_hw *hw, u16 vsi_handle, u64 hashed_flds,
- u32 addl_hdrs)
+ u32 addl_hdrs, bool symm)
{
enum ice_status status;
ice_acquire_lock(&hw->rss_locks);
status = ice_add_rss_cfg_sync(hw, vsi_handle, hashed_flds, addl_hdrs,
- ICE_RSS_OUTER_HEADERS);
+ ICE_RSS_OUTER_HEADERS, symm);
if (!status)
status = ice_add_rss_cfg_sync(hw, vsi_handle, hashed_flds,
- addl_hdrs, ICE_RSS_INNER_HEADERS);
+ addl_hdrs, ICE_RSS_INNER_HEADERS,
+ symm);
ice_release_lock(&hw->rss_locks);
return status;
struct ice_flow_prof *prof;
enum ice_status status;
- segs = (struct ice_flow_seg_info *)ice_malloc(hw, sizeof(*segs));
+ segs = (struct ice_flow_seg_info *)ice_calloc(hw, segs_cnt,
+ sizeof(*segs));
if (!segs)
return ICE_ERR_NO_MEMORY;
/* Construct the packet segment info from the hashed fields */
- status = ice_flow_set_rss_seg_info(segs, hashed_flds, addl_hdrs);
+ status = ice_flow_set_rss_seg_info(&segs[segs_cnt - 1], hashed_flds,
+ addl_hdrs);
if (status)
goto out;
return status;
}
-/* Mapping of AVF hash bit fields to an L3-L4 hash combination.
- * As the ice_flow_avf_hdr_field represent individual bit shifts in a hash,
- * convert its values to their appropriate flow L3, L4 values.
- */
-#define ICE_FLOW_AVF_RSS_IPV4_MASKS \
- (BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_OTHER) | \
- BIT_ULL(ICE_AVF_FLOW_FIELD_FRAG_IPV4))
-#define ICE_FLOW_AVF_RSS_TCP_IPV4_MASKS \
- (BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_TCP_SYN_NO_ACK) | \
- BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_TCP))
-#define ICE_FLOW_AVF_RSS_UDP_IPV4_MASKS \
- (BIT_ULL(ICE_AVF_FLOW_FIELD_UNICAST_IPV4_UDP) | \
- BIT_ULL(ICE_AVF_FLOW_FIELD_MULTICAST_IPV4_UDP) | \
- BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_UDP))
-#define ICE_FLOW_AVF_RSS_ALL_IPV4_MASKS \
- (ICE_FLOW_AVF_RSS_TCP_IPV4_MASKS | ICE_FLOW_AVF_RSS_UDP_IPV4_MASKS | \
- ICE_FLOW_AVF_RSS_IPV4_MASKS | BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_SCTP))
-
-#define ICE_FLOW_AVF_RSS_IPV6_MASKS \
- (BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_OTHER) | \
- BIT_ULL(ICE_AVF_FLOW_FIELD_FRAG_IPV6))
-#define ICE_FLOW_AVF_RSS_UDP_IPV6_MASKS \
- (BIT_ULL(ICE_AVF_FLOW_FIELD_UNICAST_IPV6_UDP) | \
- BIT_ULL(ICE_AVF_FLOW_FIELD_MULTICAST_IPV6_UDP) | \
- BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_UDP))
-#define ICE_FLOW_AVF_RSS_TCP_IPV6_MASKS \
- (BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_TCP_SYN_NO_ACK) | \
- BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_TCP))
-#define ICE_FLOW_AVF_RSS_ALL_IPV6_MASKS \
- (ICE_FLOW_AVF_RSS_TCP_IPV6_MASKS | ICE_FLOW_AVF_RSS_UDP_IPV6_MASKS | \
- ICE_FLOW_AVF_RSS_IPV6_MASKS | BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_SCTP))
-
-#define ICE_FLOW_MAX_CFG 10
-
-/**
- * ice_add_avf_rss_cfg - add an RSS configuration for AVF driver
- * @hw: pointer to the hardware structure
- * @vsi_handle: software VSI handle
- * @avf_hash: hash bit fields (ICE_AVF_FLOW_FIELD_*) to configure
- *
- * This function will take the hash bitmap provided by the AVF driver via a
- * message, convert it to ICE-compatible values, and configure RSS flow
- * profiles.
- */
-enum ice_status
-ice_add_avf_rss_cfg(struct ice_hw *hw, u16 vsi_handle, u64 avf_hash)
-{
- enum ice_status status = ICE_SUCCESS;
- u64 hash_flds;
-
- if (avf_hash == ICE_AVF_FLOW_FIELD_INVALID ||
- !ice_is_vsi_valid(hw, vsi_handle))
- return ICE_ERR_PARAM;
-
- /* Make sure no unsupported bits are specified */
- if (avf_hash & ~(ICE_FLOW_AVF_RSS_ALL_IPV4_MASKS |
- ICE_FLOW_AVF_RSS_ALL_IPV6_MASKS))
- return ICE_ERR_CFG;
-
- hash_flds = avf_hash;
-
- /* Always create an L3 RSS configuration for any L4 RSS configuration */
- if (hash_flds & ICE_FLOW_AVF_RSS_ALL_IPV4_MASKS)
- hash_flds |= ICE_FLOW_AVF_RSS_IPV4_MASKS;
-
- if (hash_flds & ICE_FLOW_AVF_RSS_ALL_IPV6_MASKS)
- hash_flds |= ICE_FLOW_AVF_RSS_IPV6_MASKS;
-
- /* Create the corresponding RSS configuration for each valid hash bit */
- while (hash_flds) {
- u64 rss_hash = ICE_HASH_INVALID;
-
- if (hash_flds & ICE_FLOW_AVF_RSS_ALL_IPV4_MASKS) {
- if (hash_flds & ICE_FLOW_AVF_RSS_IPV4_MASKS) {
- rss_hash = ICE_FLOW_HASH_IPV4;
- hash_flds &= ~ICE_FLOW_AVF_RSS_IPV4_MASKS;
- } else if (hash_flds &
- ICE_FLOW_AVF_RSS_TCP_IPV4_MASKS) {
- rss_hash = ICE_FLOW_HASH_IPV4 |
- ICE_FLOW_HASH_TCP_PORT;
- hash_flds &= ~ICE_FLOW_AVF_RSS_TCP_IPV4_MASKS;
- } else if (hash_flds &
- ICE_FLOW_AVF_RSS_UDP_IPV4_MASKS) {
- rss_hash = ICE_FLOW_HASH_IPV4 |
- ICE_FLOW_HASH_UDP_PORT;
- hash_flds &= ~ICE_FLOW_AVF_RSS_UDP_IPV4_MASKS;
- } else if (hash_flds &
- BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_SCTP)) {
- rss_hash = ICE_FLOW_HASH_IPV4 |
- ICE_FLOW_HASH_SCTP_PORT;
- hash_flds &=
- ~BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_SCTP);
- }
- } else if (hash_flds & ICE_FLOW_AVF_RSS_ALL_IPV6_MASKS) {
- if (hash_flds & ICE_FLOW_AVF_RSS_IPV6_MASKS) {
- rss_hash = ICE_FLOW_HASH_IPV6;
- hash_flds &= ~ICE_FLOW_AVF_RSS_IPV6_MASKS;
- } else if (hash_flds &
- ICE_FLOW_AVF_RSS_TCP_IPV6_MASKS) {
- rss_hash = ICE_FLOW_HASH_IPV6 |
- ICE_FLOW_HASH_TCP_PORT;
- hash_flds &= ~ICE_FLOW_AVF_RSS_TCP_IPV6_MASKS;
- } else if (hash_flds &
- ICE_FLOW_AVF_RSS_UDP_IPV6_MASKS) {
- rss_hash = ICE_FLOW_HASH_IPV6 |
- ICE_FLOW_HASH_UDP_PORT;
- hash_flds &= ~ICE_FLOW_AVF_RSS_UDP_IPV6_MASKS;
- } else if (hash_flds &
- BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_SCTP)) {
- rss_hash = ICE_FLOW_HASH_IPV6 |
- ICE_FLOW_HASH_SCTP_PORT;
- hash_flds &=
- ~BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_SCTP);
- }
- }
-
- if (rss_hash == ICE_HASH_INVALID)
- return ICE_ERR_OUT_OF_RANGE;
-
- status = ice_add_rss_cfg(hw, vsi_handle, rss_hash,
- ICE_FLOW_SEG_HDR_NONE);
- if (status)
- break;
- }
-
- return status;
-}
-
/**
* ice_replay_rss_cfg - replay RSS configurations associated with VSI
* @hw: pointer to the hardware structure
status = ice_add_rss_cfg_sync(hw, vsi_handle,
r->hashed_flds,
r->packet_hdr,
- ICE_RSS_OUTER_HEADERS);
+ ICE_RSS_OUTER_HEADERS,
+ r->symm);
if (status)
break;
status = ice_add_rss_cfg_sync(hw, vsi_handle,
r->hashed_flds,
r->packet_hdr,
- ICE_RSS_INNER_HEADERS);
+ ICE_RSS_INNER_HEADERS,
+ r->symm);
if (status)
break;
}