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Miller" , Jesper Dangaard Brouer , John Fastabend , Stanislav Fomichev , Andrew Lunn , Eric Dumazet , Paolo Abeni , kernel-team@cloudflare.com, netdev@vger.kernel.org, bpf@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH net-next v3 3/5] bnxt_en: Implement XDP RSS hash metadata extraction for V3_CMP Message-ID: References: <20260306230600.1628196-1-carges@cloudflare.com> <20260306230600.1628196-4-carges@cloudflare.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20260306230600.1628196-4-carges@cloudflare.com> X-DetectorID-Processed: b00c1d49-9d2e-4205-b15f-d015386d3d5e On Fri, Mar 06, 2026 at 05:00:18PM -0600, Chris J Arges wrote: > This adds another conditional for if cmp_type is CMP_TYPE_RX_L2_V3_CMP for > drivers that support this completion format. > > It uses a similar approach as found in other parts of the driver. > > Signed-off-by: Chris J Arges Reviewed-by: Andy Gospodarek > --- > drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c | 20 +++++++++++++++++++ > 1 file changed, 20 insertions(+) > > diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c > index 1f920464b426..25ecef1eb96e 100644 > --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c > +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c > @@ -514,6 +514,26 @@ int bnxt_xdp_rx_hash(const struct xdp_md *ctx, u32 *hash, > default: > break; > } > + } else if (xdp->cmp_type == CMP_TYPE_RX_L2_V3_CMP) { > + struct bnxt *bp = netdev_priv(xdp->xdp.rxq->dev); > + u8 ext_op; > + > + if (rxcmp1->rx_cmp_flags2 & cpu_to_le32(RX_CMP_FLAGS2_IP_TYPE)) > + hash_type |= XDP_RSS_TYPE_L3_IPV6; > + else > + hash_type |= XDP_RSS_TYPE_L3_IPV4; > + > + ext_op = RX_CMP_V3_HASH_TYPE(bp, rxcmp); > + switch (ext_op) { > + case EXT_OP_INNER_4: > + case EXT_OP_OUTER_4: > + case EXT_OP_INNFL_3: > + case EXT_OP_OUTFL_3: > + hash_type |= XDP_RSS_L4; > + break; > + default: > + break; > + } > } > > *rss_type = hash_type;