[PATCH 1/3] net/ice/base: add ipv4 fragment related field

[Mingjin Ye]

Added support for the Flags and Fragment Offset fields of ipv4 fragments.

Field definitions are the same as in rte_ipv4_hdr.

Signed-off-by: Mingjin Ye <mingjinx...@intel.com>
---
 drivers/net/ice/base/ice_fdir.h | 2 ++
 drivers/net/ice/base/ice_flow.c | 5 +++++
 drivers/net/ice/base/ice_flow.h | 1 +
 3 files changed, 8 insertions(+)

diff --git a/drivers/net/ice/base/ice_fdir.h b/drivers/net/ice/base/ice_fdir.h
index 1bb8a14a5d..3461f8dfba 100644
--- a/drivers/net/ice/base/ice_fdir.h
+++ b/drivers/net/ice/base/ice_fdir.h
@@ -56,6 +56,7 @@
 #define ICE_IPV4_TOS_OFFSET            15
 #define ICE_IPV4_ID_OFFSET             18
 #define ICE_IPV4_TTL_OFFSET            22
+#define ICE_IPV4_FRAGMENT_OFFSET       20
 #define ICE_IPV6_TC_OFFSET             14
 #define ICE_IPV6_HLIM_OFFSET           21
 #define ICE_IPV6_PROTO_OFFSET          20
@@ -181,6 +182,7 @@ struct ice_fdir_v4 {
        u8 proto;
        u8 ttl;
        __be16 packet_id;
+       __be16 fragment_offset;
 };
 
 #define ICE_IPV6_ADDR_LEN_AS_U32               4
diff --git a/drivers/net/ice/base/ice_flow.c b/drivers/net/ice/base/ice_flow.c
index 0d64a5bb1e..60d640a26f 100644
--- a/drivers/net/ice/base/ice_flow.c
+++ b/drivers/net/ice/base/ice_flow.c
@@ -21,6 +21,7 @@
 #define ICE_FLOW_FLD_SZ_SCTP_CHKSUM    4
 #define ICE_FLOW_FLD_SZ_IP_DSCP                1
 #define ICE_FLOW_FLD_SZ_IP_TTL         1
+#define ICE_FLOW_FLD_SZ_IP_FLAGS       2
 #define ICE_FLOW_FLD_SZ_IP_PROT                1
 #define ICE_FLOW_FLD_SZ_PORT           2
 #define ICE_FLOW_FLD_SZ_TCP_FLAGS      1
@@ -87,6 +88,9 @@ struct ice_flow_field_info 
ice_flds_info[ICE_FLOW_FIELD_IDX_MAX] = {
        /* 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_OFFSET */
+       ICE_FLOW_FLD_INFO_MSK(ICE_FLOW_SEG_HDR_IPV_FRAG, 6,
+                             ICE_FLOW_FLD_SZ_IP_FLAGS, 0x3fff),
        /* ICE_FLOW_FIELD_IDX_IPV4_PROT */
        ICE_FLOW_FLD_INFO_MSK(ICE_FLOW_SEG_HDR_NONE, 8,
                              ICE_FLOW_FLD_SZ_IP_PROT, 0x00ff),
@@ -1459,6 +1463,7 @@ ice_flow_xtract_fld(struct ice_hw *hw, struct 
ice_flow_prof_params *params,
                        prot_id = ICE_PROT_IPV4_IL_IL;
                break;
        case ICE_FLOW_FIELD_IDX_IPV4_ID:
+       case ICE_FLOW_FIELD_IDX_IPV4_OFFSET:
                prot_id = ICE_PROT_IPV4_OF_OR_S;
                break;
        case ICE_FLOW_FIELD_IDX_IPV6_SA:
diff --git a/drivers/net/ice/base/ice_flow.h b/drivers/net/ice/base/ice_flow.h
index 65b261beca..a87c0e4567 100644
--- a/drivers/net/ice/base/ice_flow.h
+++ b/drivers/net/ice/base/ice_flow.h
@@ -239,6 +239,7 @@ enum ice_flow_field {
        ICE_FLOW_FIELD_IDX_IPV4_DSCP,
        ICE_FLOW_FIELD_IDX_IPV6_DSCP,
        ICE_FLOW_FIELD_IDX_IPV4_TTL,
+       ICE_FLOW_FIELD_IDX_IPV4_OFFSET,
        ICE_FLOW_FIELD_IDX_IPV4_PROT,
        ICE_FLOW_FIELD_IDX_IPV6_TTL,
        ICE_FLOW_FIELD_IDX_IPV6_PROT,
-- 
2.25.1