xdp_init_buff(&ctx.xdp, buf_sz, &rx_q->xdp_rxq);
xdp_prepare_buff(&ctx.xdp, page_address(buf->page),
- buf->page_offset, buf1_len, false);
+ buf->page_offset, buf1_len, true);
pre_len = ctx.xdp.data_end - ctx.xdp.data_hard_start -
buf->page_offset;
+
+ ctx.priv = priv;
+ ctx.desc = p;
+ ctx.ndesc = np;
+
skb = stmmac_xdp_run_prog(priv, &ctx.xdp);
/* Due xdp_adjust_tail: DMA sync for_device
* cover max len CPU touch
}
}
+static int stmmac_xdp_rx_timestamp(const struct xdp_md *_ctx, u64 *timestamp)
+{
+ const struct stmmac_xdp_buff *ctx = (void *)_ctx;
+ struct dma_desc *desc_contains_ts = ctx->desc;
+ struct stmmac_priv *priv = ctx->priv;
+ struct dma_desc *ndesc = ctx->ndesc;
+ struct dma_desc *desc = ctx->desc;
+ u64 ns = 0;
+
+ if (!priv->hwts_rx_en)
+ return -ENODATA;
+
+ /* For GMAC4, the valid timestamp is from CTX next desc. */
+ if (priv->plat->has_gmac4 || priv->plat->has_xgmac)
+ desc_contains_ts = ndesc;
+
+ /* Check if timestamp is available */
+ if (stmmac_get_rx_timestamp_status(priv, desc, ndesc, priv->adv_ts)) {
+ stmmac_get_timestamp(priv, desc_contains_ts, priv->adv_ts, &ns);
+ ns -= priv->plat->cdc_error_adj;
+ *timestamp = ns_to_ktime(ns);
+ return 0;
+ }
+
+ return -ENODATA;
+}
+
+static const struct xdp_metadata_ops stmmac_xdp_metadata_ops = {
+ .xmo_rx_timestamp = stmmac_xdp_rx_timestamp,
+};
+
/**
* stmmac_dvr_probe
* @device: device pointer
ndev->netdev_ops = &stmmac_netdev_ops;
+ ndev->xdp_metadata_ops = &stmmac_xdp_metadata_ops;
+
ndev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
NETIF_F_RXCSUM;
ndev->xdp_features = NETDEV_XDP_ACT_BASIC | NETDEV_XDP_ACT_REDIRECT |