@@ -2246,6 +2246,7 @@ static void bnxt_free_rx_rings(struct bnxt *bp)
if (rxr->xdp_prog)
bpf_prog_put(rxr->xdp_prog);
+ xdp_rxq_info_unreg(&rxr->xdp_rxq);
kfree(rxr->rx_tpa);
rxr->rx_tpa = NULL;
@@ -2280,6 +2281,12 @@ static int bnxt_alloc_rx_rings(struct bnxt *bp)
ring = &rxr->rx_ring_struct;
+ /* XDP RX-queue info */
+ xdp_rxq_info_init(&rxr->xdp_rxq);
+ rxr->xdp_rxq.dev = bp->dev;
+ rxr->xdp_rxq.queue_index = i;
+ xdp_rxq_info_reg(&rxr->xdp_rxq);
+
rc = bnxt_alloc_ring(bp, ring);
if (rc)
return rc;
@@ -2834,6 +2841,9 @@ void bnxt_set_ring_params(struct bnxt *bp)
bp->cp_ring_mask = bp->cp_bit - 1;
}
+/* Changing allocation mode of RX rings.
+ * TODO: Update when extending xdp_rxq_info to support allocation modes.
+ */
int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode)
{
if (page_mode) {
@@ -23,6 +23,7 @@
#include <net/devlink.h>
#include <net/dst_metadata.h>
#include <net/switchdev.h>
+#include <net/xdp.h>
struct tx_bd {
__le32 tx_bd_len_flags_type;
@@ -664,6 +665,7 @@ struct bnxt_rx_ring_info {
struct bnxt_ring_struct rx_ring_struct;
struct bnxt_ring_struct rx_agg_ring_struct;
+ struct xdp_rxq_info xdp_rxq;
};
struct bnxt_cp_ring_info {
@@ -96,6 +96,7 @@ bool bnxt_rx_xdp(struct bnxt *bp, struct bnxt_rx_ring_info *rxr, u16 cons,
xdp.data = *data_ptr;
xdp_set_data_meta_invalid(&xdp);
xdp.data_end = *data_ptr + *len;
+ xdp.rxq = &rxr->xdp_rxq;
orig_data = xdp.data;
mapping = rx_buf->mapping - bp->rx_dma_offset;
Driver hook points for xdp_rxq_info: * init+reg: bnxt_alloc_rx_rings * unreg : bnxt_free_rx_rings This driver should be updated to re-register when changing allocation mode of RX rings. Cc: Andy Gospodarek <andy@greyhouse.net> Cc: Michael Chan <michael.chan@broadcom.com> Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com> --- drivers/net/ethernet/broadcom/bnxt/bnxt.c | 10 ++++++++++ drivers/net/ethernet/broadcom/bnxt/bnxt.h | 2 ++ drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c | 1 + 3 files changed, 13 insertions(+)