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path: root/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c
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-rw-r--r--drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c298
1 files changed, 12 insertions, 286 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c
index eee180d8c024..d64df81d4893 100644
--- a/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c
+++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c
@@ -47,197 +47,6 @@ struct virtchnl_fdir_fltr_conf {
u32 flow_id;
};
-static enum virtchnl_proto_hdr_type vc_pattern_ether[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv4[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV4,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv4_tcp[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV4,
- VIRTCHNL_PROTO_HDR_TCP,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv4_udp[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV4,
- VIRTCHNL_PROTO_HDR_UDP,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv4_sctp[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV4,
- VIRTCHNL_PROTO_HDR_SCTP,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv6[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV6,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv6_tcp[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV6,
- VIRTCHNL_PROTO_HDR_TCP,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv6_udp[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV6,
- VIRTCHNL_PROTO_HDR_UDP,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv6_sctp[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV6,
- VIRTCHNL_PROTO_HDR_SCTP,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv4_gtpu[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV4,
- VIRTCHNL_PROTO_HDR_UDP,
- VIRTCHNL_PROTO_HDR_GTPU_IP,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv4_gtpu_eh[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV4,
- VIRTCHNL_PROTO_HDR_UDP,
- VIRTCHNL_PROTO_HDR_GTPU_IP,
- VIRTCHNL_PROTO_HDR_GTPU_EH,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv4_l2tpv3[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV4,
- VIRTCHNL_PROTO_HDR_L2TPV3,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv6_l2tpv3[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV6,
- VIRTCHNL_PROTO_HDR_L2TPV3,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv4_esp[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV4,
- VIRTCHNL_PROTO_HDR_ESP,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv6_esp[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV6,
- VIRTCHNL_PROTO_HDR_ESP,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv4_ah[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV4,
- VIRTCHNL_PROTO_HDR_AH,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv6_ah[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV6,
- VIRTCHNL_PROTO_HDR_AH,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv4_nat_t_esp[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV4,
- VIRTCHNL_PROTO_HDR_UDP,
- VIRTCHNL_PROTO_HDR_ESP,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv6_nat_t_esp[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV6,
- VIRTCHNL_PROTO_HDR_UDP,
- VIRTCHNL_PROTO_HDR_ESP,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv4_pfcp[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV4,
- VIRTCHNL_PROTO_HDR_UDP,
- VIRTCHNL_PROTO_HDR_PFCP,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-static enum virtchnl_proto_hdr_type vc_pattern_ipv6_pfcp[] = {
- VIRTCHNL_PROTO_HDR_ETH,
- VIRTCHNL_PROTO_HDR_IPV6,
- VIRTCHNL_PROTO_HDR_UDP,
- VIRTCHNL_PROTO_HDR_PFCP,
- VIRTCHNL_PROTO_HDR_NONE,
-};
-
-struct virtchnl_fdir_pattern_match_item {
- enum virtchnl_proto_hdr_type *list;
- u64 input_set;
- u64 *meta;
-};
-
-static const struct virtchnl_fdir_pattern_match_item vc_fdir_pattern_os[] = {
- {vc_pattern_ipv4, 0, NULL},
- {vc_pattern_ipv4_tcp, 0, NULL},
- {vc_pattern_ipv4_udp, 0, NULL},
- {vc_pattern_ipv4_sctp, 0, NULL},
- {vc_pattern_ipv6, 0, NULL},
- {vc_pattern_ipv6_tcp, 0, NULL},
- {vc_pattern_ipv6_udp, 0, NULL},
- {vc_pattern_ipv6_sctp, 0, NULL},
-};
-
-static const struct virtchnl_fdir_pattern_match_item vc_fdir_pattern_comms[] = {
- {vc_pattern_ipv4, 0, NULL},
- {vc_pattern_ipv4_tcp, 0, NULL},
- {vc_pattern_ipv4_udp, 0, NULL},
- {vc_pattern_ipv4_sctp, 0, NULL},
- {vc_pattern_ipv6, 0, NULL},
- {vc_pattern_ipv6_tcp, 0, NULL},
- {vc_pattern_ipv6_udp, 0, NULL},
- {vc_pattern_ipv6_sctp, 0, NULL},
- {vc_pattern_ether, 0, NULL},
- {vc_pattern_ipv4_gtpu, 0, NULL},
- {vc_pattern_ipv4_gtpu_eh, 0, NULL},
- {vc_pattern_ipv4_l2tpv3, 0, NULL},
- {vc_pattern_ipv6_l2tpv3, 0, NULL},
- {vc_pattern_ipv4_esp, 0, NULL},
- {vc_pattern_ipv6_esp, 0, NULL},
- {vc_pattern_ipv4_ah, 0, NULL},
- {vc_pattern_ipv6_ah, 0, NULL},
- {vc_pattern_ipv4_nat_t_esp, 0, NULL},
- {vc_pattern_ipv6_nat_t_esp, 0, NULL},
- {vc_pattern_ipv4_pfcp, 0, NULL},
- {vc_pattern_ipv6_pfcp, 0, NULL},
-};
-
struct virtchnl_fdir_inset_map {
enum virtchnl_proto_hdr_field field;
enum ice_flow_field fld;
@@ -751,7 +560,6 @@ ice_vc_fdir_write_flow_prof(struct ice_vf *vf, enum ice_fltr_ptype flow,
struct ice_flow_seg_info *old_seg;
struct ice_flow_prof *prof = NULL;
struct ice_fd_hw_prof *vf_prof;
- enum ice_status status;
struct device *dev;
struct ice_pf *pf;
struct ice_hw *hw;
@@ -794,29 +602,26 @@ ice_vc_fdir_write_flow_prof(struct ice_vf *vf, enum ice_fltr_ptype flow,
prof_id = ICE_FLOW_PROF_FD(vf_vsi->vsi_num, flow,
tun ? ICE_FLTR_PTYPE_MAX : 0);
- status = ice_flow_add_prof(hw, ICE_BLK_FD, ICE_FLOW_RX, prof_id, seg,
- tun + 1, &prof);
- ret = ice_status_to_errno(status);
+ ret = ice_flow_add_prof(hw, ICE_BLK_FD, ICE_FLOW_RX, prof_id, seg,
+ tun + 1, &prof);
if (ret) {
dev_dbg(dev, "Could not add VSI flow 0x%x for VF %d\n",
flow, vf->vf_id);
goto err_exit;
}
- status = ice_flow_add_entry(hw, ICE_BLK_FD, prof_id, vf_vsi->idx,
- vf_vsi->idx, ICE_FLOW_PRIO_NORMAL,
- seg, &entry1_h);
- ret = ice_status_to_errno(status);
+ ret = ice_flow_add_entry(hw, ICE_BLK_FD, prof_id, vf_vsi->idx,
+ vf_vsi->idx, ICE_FLOW_PRIO_NORMAL,
+ seg, &entry1_h);
if (ret) {
dev_dbg(dev, "Could not add flow 0x%x VSI entry for VF %d\n",
flow, vf->vf_id);
goto err_prof;
}
- status = ice_flow_add_entry(hw, ICE_BLK_FD, prof_id, vf_vsi->idx,
- ctrl_vsi->idx, ICE_FLOW_PRIO_NORMAL,
- seg, &entry2_h);
- ret = ice_status_to_errno(status);
+ ret = ice_flow_add_entry(hw, ICE_BLK_FD, prof_id, vf_vsi->idx,
+ ctrl_vsi->idx, ICE_FLOW_PRIO_NORMAL,
+ seg, &entry2_h);
if (ret) {
dev_dbg(dev,
"Could not add flow 0x%x Ctrl VSI entry for VF %d\n",
@@ -911,83 +716,6 @@ err_exit:
}
/**
- * ice_vc_fdir_match_pattern
- * @fltr: virtual channel add cmd buffer
- * @type: virtual channel protocol filter header type
- *
- * Matching the header type by comparing fltr and type's value.
- *
- * Return: true on success, and false on error.
- */
-static bool
-ice_vc_fdir_match_pattern(struct virtchnl_fdir_add *fltr,
- enum virtchnl_proto_hdr_type *type)
-{
- struct virtchnl_proto_hdrs *proto = &fltr->rule_cfg.proto_hdrs;
- int i = 0;
-
- while ((i < proto->count) &&
- (*type == proto->proto_hdr[i].type) &&
- (*type != VIRTCHNL_PROTO_HDR_NONE)) {
- type++;
- i++;
- }
-
- return ((i == proto->count) && (*type == VIRTCHNL_PROTO_HDR_NONE));
-}
-
-/**
- * ice_vc_fdir_get_pattern - get while list pattern
- * @vf: pointer to the VF info
- * @len: filter list length
- *
- * Return: pointer to allowed filter list
- */
-static const struct virtchnl_fdir_pattern_match_item *
-ice_vc_fdir_get_pattern(struct ice_vf *vf, int *len)
-{
- const struct virtchnl_fdir_pattern_match_item *item;
- struct ice_pf *pf = vf->pf;
- struct ice_hw *hw;
-
- hw = &pf->hw;
- if (!strncmp(hw->active_pkg_name, "ICE COMMS Package",
- sizeof(hw->active_pkg_name))) {
- item = vc_fdir_pattern_comms;
- *len = ARRAY_SIZE(vc_fdir_pattern_comms);
- } else {
- item = vc_fdir_pattern_os;
- *len = ARRAY_SIZE(vc_fdir_pattern_os);
- }
-
- return item;
-}
-
-/**
- * ice_vc_fdir_search_pattern
- * @vf: pointer to the VF info
- * @fltr: virtual channel add cmd buffer
- *
- * Search for matched pattern from supported pattern list
- *
- * Return: 0 on success, and other on error.
- */
-static int
-ice_vc_fdir_search_pattern(struct ice_vf *vf, struct virtchnl_fdir_add *fltr)
-{
- const struct virtchnl_fdir_pattern_match_item *pattern;
- int len, i;
-
- pattern = ice_vc_fdir_get_pattern(vf, &len);
-
- for (i = 0; i < len; i++)
- if (ice_vc_fdir_match_pattern(fltr, pattern[i].list))
- return 0;
-
- return -EINVAL;
-}
-
-/**
* ice_vc_fdir_parse_pattern
* @vf: pointer to the VF info
* @fltr: virtual channel add cmd buffer
@@ -1299,11 +1027,11 @@ static int
ice_vc_validate_fdir_fltr(struct ice_vf *vf, struct virtchnl_fdir_add *fltr,
struct virtchnl_fdir_fltr_conf *conf)
{
+ struct virtchnl_proto_hdrs *proto = &fltr->rule_cfg.proto_hdrs;
int ret;
- ret = ice_vc_fdir_search_pattern(vf, fltr);
- if (ret)
- return ret;
+ if (!ice_vc_validate_pattern(vf, proto))
+ return -EINVAL;
ret = ice_vc_fdir_parse_pattern(vf, fltr, conf);
if (ret)
@@ -1467,7 +1195,6 @@ static int ice_vc_fdir_write_fltr(struct ice_vf *vf,
struct ice_fdir_fltr *input = &conf->input;
struct ice_vsi *vsi, *ctrl_vsi;
struct ice_fltr_desc desc;
- enum ice_status status;
struct device *dev;
struct ice_pf *pf;
struct ice_hw *hw;
@@ -1497,8 +1224,7 @@ static int ice_vc_fdir_write_fltr(struct ice_vf *vf,
return -ENOMEM;
ice_fdir_get_prgm_desc(hw, input, &desc, add);
- status = ice_fdir_get_gen_prgm_pkt(hw, input, pkt, false, is_tun);
- ret = ice_status_to_errno(status);
+ ret = ice_fdir_get_gen_prgm_pkt(hw, input, pkt, false, is_tun);
if (ret) {
dev_dbg(dev, "Gen training pkt for VF %d ptype %d failed\n",
vf->vf_id, input->flow_type);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.