[1/1] net/cnxk: make inline inbound device usage default

  Currently inline inbound device usage is not default for eventdev,
patch renames force_inl_dev dev arg to no_inl_dev and enables inline
inbound device by default.

Signed-off-by: Vamsi Attunuru <vattunuru@marvell.com>
---
 doc/guides/nics/cnxk.rst                 | 10 +++++-----
 drivers/event/cnxk/cnxk_eventdev_adptr.c |  4 ++--
 drivers/net/cnxk/cn9k_ethdev.c           |  1 +
 drivers/net/cnxk/cnxk_ethdev.h           |  4 ++--
 drivers/net/cnxk/cnxk_ethdev_devargs.c   | 11 +++++------
 5 files changed, 15 insertions(+), 15 deletions(-)
  

On Fri, Feb 25, 2022 at 12:24 PM Vamsi Attunuru <vattunuru@marvell.com> wrote:
>
> Currently inline inbound device usage is not default for eventdev,
> patch renames force_inl_dev dev arg to no_inl_dev and enables inline
> inbound device by default.
>
> Signed-off-by: Vamsi Attunuru <vattunuru@marvell.com>

Acked-by: Jerin Jacob <jerinj@marvell.com>
Applied to dpdk-next-net-mrvl/for-next-net. Thanks


> ---
>  doc/guides/nics/cnxk.rst                 | 10 +++++-----
>  drivers/event/cnxk/cnxk_eventdev_adptr.c |  4 ++--
>  drivers/net/cnxk/cn9k_ethdev.c           |  1 +
>  drivers/net/cnxk/cnxk_ethdev.h           |  4 ++--
>  drivers/net/cnxk/cnxk_ethdev_devargs.c   | 11 +++++------
>  5 files changed, 15 insertions(+), 15 deletions(-)
>
> diff --git a/doc/guides/nics/cnxk.rst b/doc/guides/nics/cnxk.rst
> index be51ca2146..31c801fa04 100644
> --- a/doc/guides/nics/cnxk.rst
> +++ b/doc/guides/nics/cnxk.rst
> @@ -275,7 +275,7 @@ Runtime Config Options
>     With the above configuration, two CPT LF's are setup and distributed among
>     all the Tx queues for outbound processing.
>
> -- ``Force using inline ipsec device for inbound`` (default ``0``)
> +- ``Disable using inline ipsec device for inbound`` (default ``0``)
>
>     In CN10K, in event mode, driver can work in two modes,
>
> @@ -285,13 +285,13 @@ Runtime Config Options
>     2. Both Inbound encrypted traffic and plain traffic post decryption are
>        received by ethdev.
>
> -   By default event mode works without using inline device i.e mode ``2``.
> -   This behaviour can be changed to pick mode ``1`` by using
> -   ``force_inb_inl_dev`` ``devargs`` parameter.
> +   By default event mode works using inline device i.e mode ``1``.
> +   This behaviour can be changed to pick mode ``2`` by using
> +   ``no_inl_dev`` ``devargs`` parameter.
>
>     For example::
>
> -      -a 0002:02:00.0,force_inb_inl_dev=1 -a 0002:03:00.0,force_inb_inl_dev=1
> +      -a 0002:02:00.0,no_inl_dev=1 -a 0002:03:00.0,no_inl_dev=1
>
>     With the above configuration, inbound encrypted traffic from both the ports
>     is received by ipsec inline device.
> diff --git a/drivers/event/cnxk/cnxk_eventdev_adptr.c b/drivers/event/cnxk/cnxk_eventdev_adptr.c
> index 5ebd3340e7..42ac14064d 100644
> --- a/drivers/event/cnxk/cnxk_eventdev_adptr.c
> +++ b/drivers/event/cnxk/cnxk_eventdev_adptr.c
> @@ -263,9 +263,9 @@ cnxk_sso_rx_adapter_queue_add(
>
>         /* Switch to use PF/VF's NIX LF instead of inline device for inbound
>          * when all the RQ's are switched to event dev mode. We do this only
> -        * when using inline device is not forced by dev args.
> +        * when dev arg no_inl_dev=1 is selected.
>          */
> -       if (!cnxk_eth_dev->inb.force_inl_dev &&
> +       if (cnxk_eth_dev->inb.no_inl_dev &&
>             cnxk_eth_dev->nb_rxq_sso == cnxk_eth_dev->nb_rxq)
>                 cnxk_nix_inb_mode_set(cnxk_eth_dev, false);
>
> diff --git a/drivers/net/cnxk/cn9k_ethdev.c b/drivers/net/cnxk/cn9k_ethdev.c
> index 6b049b2897..ae42d76d6d 100644
> --- a/drivers/net/cnxk/cn9k_ethdev.c
> +++ b/drivers/net/cnxk/cn9k_ethdev.c
> @@ -594,6 +594,7 @@ cn9k_nix_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev)
>         }
>
>         dev->hwcap = 0;
> +       dev->inb.no_inl_dev = 1;
>
>         /* Register up msg callbacks for PTP information */
>         roc_nix_ptp_info_cb_register(&dev->nix, cn9k_nix_ptp_info_update_cb);
> diff --git a/drivers/net/cnxk/cnxk_ethdev.h b/drivers/net/cnxk/cnxk_ethdev.h
> index 445b7abf69..9a9d3baf25 100644
> --- a/drivers/net/cnxk/cnxk_ethdev.h
> +++ b/drivers/net/cnxk/cnxk_ethdev.h
> @@ -272,8 +272,8 @@ struct cnxk_eth_dev_sec_inb {
>         /* Using inbound with inline device */
>         bool inl_dev;
>
> -       /* Device argument to force inline device for inb */
> -       bool force_inl_dev;
> +       /* Device argument to disable inline device usage for inb */
> +       bool no_inl_dev;
>
>         /* Active sessions */
>         uint16_t nb_sess;
> diff --git a/drivers/net/cnxk/cnxk_ethdev_devargs.c b/drivers/net/cnxk/cnxk_ethdev_devargs.c
> index 8a71644899..9b2beb6743 100644
> --- a/drivers/net/cnxk/cnxk_ethdev_devargs.c
> +++ b/drivers/net/cnxk/cnxk_ethdev_devargs.c
> @@ -241,7 +241,7 @@ parse_sdp_channel_mask(const char *key, const char *value, void *extra_args)
>  #define CNXK_IPSEC_IN_MAX_SPI  "ipsec_in_max_spi"
>  #define CNXK_IPSEC_OUT_MAX_SA  "ipsec_out_max_sa"
>  #define CNXK_OUTB_NB_DESC      "outb_nb_desc"
> -#define CNXK_FORCE_INB_INL_DEV "force_inb_inl_dev"
> +#define CNXK_NO_INL_DEV                "no_inl_dev"
>  #define CNXK_OUTB_NB_CRYPTO_QS "outb_nb_crypto_qs"
>  #define CNXK_SDP_CHANNEL_MASK  "sdp_channel_mask"
>  #define CNXK_FLOW_PRE_L2_INFO  "flow_pre_l2_info"
> @@ -257,7 +257,6 @@ cnxk_ethdev_parse_devargs(struct rte_devargs *devargs, struct cnxk_eth_dev *dev)
>         uint16_t flow_prealloc_size = 1;
>         uint16_t switch_header_type = 0;
>         uint16_t flow_max_priority = 3;
> -       uint16_t force_inb_inl_dev = 0;
>         uint16_t outb_nb_crypto_qs = 1;
>         uint32_t ipsec_in_min_spi = 0;
>         uint16_t outb_nb_desc = 8200;
> @@ -266,6 +265,7 @@ cnxk_ethdev_parse_devargs(struct rte_devargs *devargs, struct cnxk_eth_dev *dev)
>         uint16_t scalar_enable = 0;
>         uint8_t lock_rx_ctx = 0;
>         struct rte_kvargs *kvlist;
> +       uint16_t no_inl_dev = 0;
>
>         memset(&sdp_chan, 0, sizeof(sdp_chan));
>         memset(&pre_l2_info, 0, sizeof(struct flow_pre_l2_size_info));
> @@ -302,8 +302,7 @@ cnxk_ethdev_parse_devargs(struct rte_devargs *devargs, struct cnxk_eth_dev *dev)
>                            &outb_nb_desc);
>         rte_kvargs_process(kvlist, CNXK_OUTB_NB_CRYPTO_QS,
>                            &parse_outb_nb_crypto_qs, &outb_nb_crypto_qs);
> -       rte_kvargs_process(kvlist, CNXK_FORCE_INB_INL_DEV, &parse_flag,
> -                          &force_inb_inl_dev);
> +       rte_kvargs_process(kvlist, CNXK_NO_INL_DEV, &parse_flag, &no_inl_dev);
>         rte_kvargs_process(kvlist, CNXK_SDP_CHANNEL_MASK,
>                            &parse_sdp_channel_mask, &sdp_chan);
>         rte_kvargs_process(kvlist, CNXK_FLOW_PRE_L2_INFO,
> @@ -312,7 +311,7 @@ cnxk_ethdev_parse_devargs(struct rte_devargs *devargs, struct cnxk_eth_dev *dev)
>
>  null_devargs:
>         dev->scalar_ena = !!scalar_enable;
> -       dev->inb.force_inl_dev = !!force_inb_inl_dev;
> +       dev->inb.no_inl_dev = !!no_inl_dev;
>         dev->inb.max_spi = ipsec_in_max_spi;
>         dev->outb.max_sa = ipsec_out_max_sa;
>         dev->outb.nb_desc = outb_nb_desc;
> @@ -350,5 +349,5 @@ RTE_PMD_REGISTER_PARAM_STRING(net_cnxk,
>                               CNXK_OUTB_NB_DESC "=<1-65535>"
>                               CNXK_FLOW_PRE_L2_INFO "=<0-255>/<1-255>/<0-1>"
>                               CNXK_OUTB_NB_CRYPTO_QS "=<1-64>"
> -                             CNXK_FORCE_INB_INL_DEV "=1"
> +                             CNXK_NO_INL_DEV "=0"
>                               CNXK_SDP_CHANNEL_MASK "=<1-4095>/<1-4095>");
> --
> 2.25.1
>