[dpdk-dev] [PATCH v3] net/octeontx2: fix PTP and HIGIG2 coexistence
Jerin Jacob
jerinjacobk at gmail.com
Tue Jan 14 15:07:27 CET 2020
On Tue, Jan 14, 2020 at 2:57 PM <kirankumark at marvell.com> wrote:
>
> From: Kiran Kumar K <kirankumark at marvell.com>
>
> octeontx2 PMD does not support both PTP and HIGIG2 together.
> added a check to enforce this and updated the Rx offload capabilities when
> Higig2 mode enabled
>
> fixes: 602009ee2dfb (net/octeontx2: support HIGIG2)
>
> Signed-off-by: Kiran Kumar K <kirankumark at marvell.com>
Acked-by: Jerin Jacob <jerinj at marvell.com>
Fixed the ./devtools/check-git-log.sh issues.
Applied to dpdk-next-net-mrvl/master. Thanks
> ---
> V3 Changes:
> * Fixed commit log
>
> V2 Chanhes:
> * Fixed error message
>
> drivers/net/octeontx2/otx2_ethdev.c | 9 ++++++++-
> drivers/net/octeontx2/otx2_ptp.c | 5 +++++
> 2 files changed, 13 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/octeontx2/otx2_ethdev.c b/drivers/net/octeontx2/otx2_ethdev.c
> index ed329273d..2e91a5ab7 100644
> --- a/drivers/net/octeontx2/otx2_ethdev.c
> +++ b/drivers/net/octeontx2/otx2_ethdev.c
> @@ -18,7 +18,8 @@ nix_get_rx_offload_capa(struct otx2_eth_dev *dev)
> {
> uint64_t capa = NIX_RX_OFFLOAD_CAPA;
>
> - if (otx2_dev_is_vf(dev))
> + if (otx2_dev_is_vf(dev) ||
> + dev->npc_flow.switch_header_type == OTX2_PRIV_FLAGS_HIGIG)
> capa &= ~DEV_RX_OFFLOAD_TIMESTAMP;
>
> return capa;
> @@ -1641,6 +1642,12 @@ otx2_nix_configure(struct rte_eth_dev *eth_dev)
> goto fail_offloads;
> }
>
> + if (dev->ptp_en &&
> + dev->npc_flow.switch_header_type == OTX2_PRIV_FLAGS_HIGIG) {
> + otx2_err("Both PTP and switch header enabled");
> + goto free_nix_lf;
> + }
> +
> rc = nix_lf_switch_header_type_enable(dev);
> if (rc) {
> otx2_err("Failed to enable switch type nix_lf rc=%d", rc);
> diff --git a/drivers/net/octeontx2/otx2_ptp.c b/drivers/net/octeontx2/otx2_ptp.c
> index f34b9339c..ae5a2b7cd 100644
> --- a/drivers/net/octeontx2/otx2_ptp.c
> +++ b/drivers/net/octeontx2/otx2_ptp.c
> @@ -221,6 +221,11 @@ otx2_nix_timesync_enable(struct rte_eth_dev *eth_dev)
> return -EINVAL;
> }
>
> + if (dev->npc_flow.switch_header_type == OTX2_PRIV_FLAGS_HIGIG) {
> + otx2_err("Both PTP and switch header enabled");
> + return -EINVAL;
> + }
> +
> /* Allocating a iova address for tx tstamp */
> const struct rte_memzone *ts;
> ts = rte_eth_dma_zone_reserve(eth_dev, "otx2_ts",
> --
> 2.17.1
>
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