diff options
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_main.c')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_main.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index da62218eb70a..dd77793a08a0 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -3064,6 +3064,26 @@ static void i40e_config_xps_tx_ring(struct i40e_ring *ring) } /** + * i40e_xsk_umem - Retrieve the AF_XDP ZC if XDP and ZC is enabled + * @ring: The Tx or Rx ring + * + * Returns the UMEM or NULL. + **/ +static struct xdp_umem *i40e_xsk_umem(struct i40e_ring *ring) +{ + bool xdp_on = i40e_enabled_xdp_vsi(ring->vsi); + int qid = ring->queue_index; + + if (ring_is_xdp(ring)) + qid -= ring->vsi->alloc_queue_pairs; + + if (!xdp_on) + return NULL; + + return xdp_get_umem_from_qid(ring->vsi->netdev, qid); +} + +/** * i40e_configure_tx_ring - Configure a transmit ring context and rest * @ring: The Tx ring to configure * |