On Mon, Apr 10, 2023 at 06:09:38PM +0800, Song Yoong Siang wrote:
> Add receive hardware timestamp metadata support via kfunc to XDP receive
> packets.
>
> Signed-off-by: Song Yoong Siang <yoong.siang.song@xxxxxxxxx>
...
> @@ -7071,6 +7073,22 @@ void stmmac_fpe_handshake(struct stmmac_priv *priv, bool enable)
> }
> }
>
> +static int stmmac_xdp_rx_timestamp(const struct xdp_md *_ctx, u64 *timestamp)
> +{
> + const struct stmmac_xdp_buff *ctx = (void *)_ctx;
> +
> + if (ctx->rx_hwts) {
> + *timestamp = ctx->rx_hwts;
> + return 0;
> + }
> +
> + return -ENODATA;
> +}
> +
> +const struct xdp_metadata_ops stmmac_xdp_metadata_ops = {
> + .xmo_rx_timestamp = stmmac_xdp_rx_timestamp,
> +};
sparse seems to think this should be static.
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:7082:31: warning: symbol 'stmmac_xdp_metadata_ops' was not declared. Should it be static?
Link: https://patchwork.kernel.org/project/netdevbpf/patch/20230410100939.331833-4-yoong.siang.song@xxxxxxxxx/
> +
> /**
> * stmmac_dvr_probe
> * @device: device pointer
