| Message ID | 20240710204015.124233-10-ahmed.zaki@intel.com |
|---|---|
| State | Changes Requested |
| Headers | show |
| Series | ice: iavf: add support for TC U32 filters on VFs | expand |
On Wed, Jul 10, 2024 at 02:40:11PM -0600, Ahmed Zaki wrote: > From: Junfeng Guo <junfeng.guo@intel.com> > > The patch extends existing virtchnl_proto_hdrs structure to allow VF > to pass a pair of buffers as packet data and mask that describe > a match pattern of a filter rule. Then the kernel PF driver is requested > to parse the pair of buffer and figure out low level hardware metadata > (ptype, profile, field vector.. ) to program the expected FDIR or RSS > rules. > > Reviewed-by: Marcin Szycik <marcin.szycik@linux.intel.com> > Signed-off-by: Qi Zhang <qi.z.zhang@intel.com> > Signed-off-by: Junfeng Guo <junfeng.guo@intel.com> > Signed-off-by: Ahmed Zaki <ahmed.zaki@intel.com> Reviewed-by: Simon Horman <horms@kernel.org>
diff --git a/include/linux/avf/virtchnl.h b/include/linux/avf/virtchnl.h index 8e177b67e82f..4f78a65e33dc 100644 --- a/include/linux/avf/virtchnl.h +++ b/include/linux/avf/virtchnl.h @@ -1121,6 +1121,7 @@ enum virtchnl_vfr_states { }; #define VIRTCHNL_MAX_NUM_PROTO_HDRS 32 +#define VIRTCHNL_MAX_SIZE_RAW_PACKET 1024 #define PROTO_HDR_SHIFT 5 #define PROTO_HDR_FIELD_START(proto_hdr_type) ((proto_hdr_type) << PROTO_HDR_SHIFT) #define PROTO_HDR_FIELD_MASK ((1UL << PROTO_HDR_SHIFT) - 1) @@ -1266,13 +1267,22 @@ struct virtchnl_proto_hdrs { u8 pad[3]; /** * specify where protocol header start from. + * must be 0 when sending a raw packet request. * 0 - from the outer layer * 1 - from the first inner layer * 2 - from the second inner layer * .... **/ int count; /* the proto layers must < VIRTCHNL_MAX_NUM_PROTO_HDRS */ - struct virtchnl_proto_hdr proto_hdr[VIRTCHNL_MAX_NUM_PROTO_HDRS]; + union { + struct virtchnl_proto_hdr + proto_hdr[VIRTCHNL_MAX_NUM_PROTO_HDRS]; + struct { + u16 pkt_len; + u8 spec[VIRTCHNL_MAX_SIZE_RAW_PACKET]; + u8 mask[VIRTCHNL_MAX_SIZE_RAW_PACKET]; + } raw; + }; }; VIRTCHNL_CHECK_STRUCT_LEN(2312, virtchnl_proto_hdrs);