diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2020-12-22 22:09:28 +0100 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2021-01-08 13:39:24 -0800 |
| commit | 43b5169d8355ccf26d726fbc75f083b2429113e4 (patch) | |
| tree | cd42fa95a161f2aa4a41c3bcb039ce283b2636ed /drivers/net/ethernet/freescale | |
| parent | ec24e11e0817404ef9e04b50170e1a68793cd9f5 (diff) | |
net, xdp: Introduce xdp_init_buff utility routine
Introduce xdp_init_buff utility routine to initialize xdp_buff fields
const over NAPI iterations (e.g. frame_sz or rxq pointer). Rely on
xdp_init_buff in all XDP capable drivers.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Reviewed-by: Alexander Duyck <alexanderduyck@fb.com>
Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Acked-by: Shay Agroskin <shayagr@amazon.com>
Acked-by: Martin Habets <habetsm.xilinx@gmail.com>
Acked-by: Camelia Groza <camelia.groza@nxp.com>
Acked-by: Marcin Wojtas <mw@semihalf.com>
Link: https://lore.kernel.org/bpf/7f8329b6da1434dc2b05a77f2e800b29628a8913.1608670965.git.lorenzo@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/freescale')
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa/dpaa_eth.c | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c | 8 |
2 files changed, 6 insertions, 6 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c index 4360ce4d3fb6..26e20b96fd96 100644 --- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c @@ -2532,12 +2532,12 @@ static u32 dpaa_run_xdp(struct dpaa_priv *priv, struct qm_fd *fd, void *vaddr, return XDP_PASS; } + xdp_init_buff(&xdp, DPAA_BP_RAW_SIZE - DPAA_TX_PRIV_DATA_SIZE, + &dpaa_fq->xdp_rxq); xdp.data = vaddr + fd_off; xdp.data_meta = xdp.data; xdp.data_hard_start = xdp.data - XDP_PACKET_HEADROOM; xdp.data_end = xdp.data + qm_fd_get_length(fd); - xdp.frame_sz = DPAA_BP_RAW_SIZE - DPAA_TX_PRIV_DATA_SIZE; - xdp.rxq = &dpaa_fq->xdp_rxq; /* We reserve a fixed headroom of 256 bytes under the erratum and we * offer it all to XDP programs to use. If no room is left for the diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c index fb0bcd18ec0c..3a7892a66fe5 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c @@ -358,14 +358,14 @@ static u32 dpaa2_eth_run_xdp(struct dpaa2_eth_priv *priv, if (!xdp_prog) goto out; + xdp_init_buff(&xdp, + DPAA2_ETH_RX_BUF_RAW_SIZE - + (dpaa2_fd_get_offset(fd) - XDP_PACKET_HEADROOM), + &ch->xdp_rxq); xdp.data = vaddr + dpaa2_fd_get_offset(fd); xdp.data_end = xdp.data + dpaa2_fd_get_len(fd); xdp.data_hard_start = xdp.data - XDP_PACKET_HEADROOM; xdp_set_data_meta_invalid(&xdp); - xdp.rxq = &ch->xdp_rxq; - - xdp.frame_sz = DPAA2_ETH_RX_BUF_RAW_SIZE - - (dpaa2_fd_get_offset(fd) - XDP_PACKET_HEADROOM); xdp_act = bpf_prog_run_xdp(xdp_prog, &xdp); |