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From: Jerin Jacob <jerinjacobk@gmail.com>
To: Nithin Dabilpuram <ndabilpuram@marvell.com>
Cc: Jerin Jacob <jerinj@marvell.com>,
	Kiran Kumar K <kirankumark@marvell.com>,
	 Sunil Kumar Kori <skori@marvell.com>,
	Satha Rao <skoteshwar@marvell.com>, dpdk-dev <dev@dpdk.org>
Subject: Re: [PATCH 08/20] common/cnxk: use SSO time counter threshold for IRQ
Date: Thu, 17 Feb 2022 18:55:11 +0530	[thread overview]
Message-ID: <CALBAE1MGTk9goBWLvpVqPctoKi23zC0=syP14hHpsLKYsm2dOA@mail.gmail.com> (raw)
In-Reply-To: <20220207072932.22409-8-ndabilpuram@marvell.com>

On Mon, Feb 7, 2022 at 1:00 PM Nithin Dabilpuram
<ndabilpuram@marvell.com> wrote:
>
> Enable time counter based threshold for raising SSO
> EXE_INT instead of IAQ threshold.

Please update the reason for doing the same.

>
> Signed-off-by: Nithin Dabilpuram <ndabilpuram@marvell.com>
> ---
>  drivers/common/cnxk/roc_nix_inl_dev_irq.c | 13 ++++++++++---
>  1 file changed, 10 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/common/cnxk/roc_nix_inl_dev_irq.c b/drivers/common/cnxk/roc_nix_inl_dev_irq.c
> index d758e0c..8a0cb74 100644
> --- a/drivers/common/cnxk/roc_nix_inl_dev_irq.c
> +++ b/drivers/common/cnxk/roc_nix_inl_dev_irq.c
> @@ -5,6 +5,8 @@
>  #include "roc_api.h"
>  #include "roc_priv.h"
>
> +#define WORK_LIMIT 1000
> +
>  static void
>  nix_inl_sso_work_cb(struct nix_inl_dev *inl_dev)
>  {
> @@ -15,6 +17,7 @@ nix_inl_sso_work_cb(struct nix_inl_dev *inl_dev)
>                 __uint128_t get_work;
>                 uint64_t u64[2];
>         } gw;
> +       uint16_t cnt = 0;
>         uint64_t work;
>
>  again:
> @@ -33,7 +36,9 @@ nix_inl_sso_work_cb(struct nix_inl_dev *inl_dev)
>                 else
>                         plt_warn("Undelivered inl dev work gw0: %p gw1: %p",
>                                  (void *)gw.u64[0], (void *)gw.u64[1]);
> -               goto again;
> +               cnt++;
> +               if (cnt < WORK_LIMIT)
> +                       goto again;
>         }
>
>         plt_atomic_thread_fence(__ATOMIC_ACQ_REL);
> @@ -138,8 +143,10 @@ nix_inl_sso_register_irqs(struct nix_inl_dev *inl_dev)
>         /* Enable hw interrupt */
>         plt_write64(~0ull, sso_base + SSO_LF_GGRP_INT_ENA_W1S);
>
> -       /* Setup threshold for work exec interrupt to 1 wqe in IAQ */
> -       plt_write64(0x1ull, sso_base + SSO_LF_GGRP_INT_THR);
> +       /* Setup threshold for work exec interrupt to 100us timeout
> +        * based on time counter.
> +        */
> +       plt_write64(BIT_ULL(63) | 10ULL << 48, sso_base + SSO_LF_GGRP_INT_THR);
>
>         return rc;
>  }
> --
> 2.8.4
>

  reply	other threads:[~2022-02-17 13:25 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-07  7:29 [PATCH 01/20] common/cnxk: increase resource count for bitmap alloc Nithin Dabilpuram
2022-02-07  7:29 ` [PATCH 02/20] common/cnxk: realloc inline device XAQ AURA Nithin Dabilpuram
2022-02-07  7:29 ` [PATCH 03/20] common/cnxk: adjust shaper rates to lower boundaries Nithin Dabilpuram
2022-02-17 13:20   ` Jerin Jacob
2022-02-22 18:19     ` Nithin Kumar Dabilpuram
2022-02-22 18:21       ` Jerin Jacob
2022-02-07  7:29 ` [PATCH 04/20] common/cnxk: support inline device API without ROC NIX Nithin Dabilpuram
2022-02-07  7:29 ` [PATCH 05/20] common/cnxk: use common SA init API for default options Nithin Dabilpuram
2022-02-07  7:29 ` [PATCH 06/20] common/cnxk: enable l3hdr write back in SA Nithin Dabilpuram
2022-02-07  7:29 ` [PATCH 07/20] common/cnxk: support to enable aura tail drop for RQ Nithin Dabilpuram
2022-02-17 13:24   ` Jerin Jacob
2022-02-07  7:29 ` [PATCH 08/20] common/cnxk: use SSO time counter threshold for IRQ Nithin Dabilpuram
2022-02-17 13:25   ` Jerin Jacob [this message]
2022-02-07  7:29 ` [PATCH 09/20] common/cnxk: allow force use of SSO pffunc for outb inline Nithin Dabilpuram
2022-02-07  7:29 ` [PATCH 10/20] net/cnxk: added Rx metadata negotiate operation Nithin Dabilpuram
2022-02-17 13:33   ` Jerin Jacob
2022-02-22 18:31     ` Nithin Kumar Dabilpuram
2022-02-07  7:29 ` [PATCH 11/20] common/cnxk: removed tracking of mark actions Nithin Dabilpuram
2022-02-17 13:36   ` Jerin Jacob
2022-02-07  7:29 ` [PATCH 12/20] net/cnxk: fix inline device RQ tag mask Nithin Dabilpuram
2022-02-07  7:29 ` [PATCH 13/20] net/cnxk: register callback early to handle initial packets Nithin Dabilpuram
2022-02-07  7:29 ` [PATCH 14/20] net/cnxk: realloc inline dev XAQ for security Nithin Dabilpuram
2022-02-07  7:29 ` [PATCH 15/20] net/cnxk: use raw mbuf free on inline sec err Nithin Dabilpuram
2022-02-17 13:45   ` Jerin Jacob
2022-02-07  7:29 ` [PATCH 16/20] net/cnxk: use NPA batch burst free for meta buffers Nithin Dabilpuram
2022-02-07  7:29 ` [PATCH 17/20] net/cnxk: enable packet pool tail drop Nithin Dabilpuram
2022-02-07  7:29 ` [PATCH 18/20] net/cnxk: enable flow control by default on device configure Nithin Dabilpuram
2022-02-07  7:29 ` [PATCH 19/20] net/cnxk: add dev args for min-max spi Nithin Dabilpuram
2022-02-07  7:29 ` [PATCH 20/20] net/cnxk: add option to override outbound inline sa iv Nithin Dabilpuram
2022-02-17 13:54   ` Jerin Jacob
2022-02-17 13:11 ` [PATCH 01/20] common/cnxk: increase resource count for bitmap alloc Jerin Jacob
2022-02-17 13:13 ` Jerin Jacob
2022-02-22 19:34 ` [PATCH v2 01/21] common/cnxk: increase SMQ resource count Nithin Dabilpuram
2022-02-22 19:34   ` [PATCH v2 02/21] common/cnxk: realloc inline device XAQ AURA Nithin Dabilpuram
2022-02-22 19:34   ` [PATCH v2 03/21] common/cnxk: adjust shaper rates to lower boundaries Nithin Dabilpuram
2022-02-22 19:34   ` [PATCH v2 04/21] common/cnxk: support inline device API without ROC NIX Nithin Dabilpuram
2022-02-22 19:34   ` [PATCH v2 05/21] common/cnxk: use common SA init API for default options Nithin Dabilpuram
2022-02-22 19:34   ` [PATCH v2 06/21] common/cnxk: enable l3hdr write back in SA Nithin Dabilpuram
2022-02-22 19:34   ` [PATCH v2 07/21] common/cnxk: support to enable AURA tail drop for RQ Nithin Dabilpuram
2022-02-22 19:34   ` [PATCH v2 08/21] common/cnxk: use SSO time counter threshold for IRQ Nithin Dabilpuram
2022-02-22 19:35   ` [PATCH v2 09/21] common/cnxk: allow force use of SSO pffunc for outb inline Nithin Dabilpuram
2022-02-22 19:35   ` [PATCH v2 10/21] net/cnxk: added Rx metadata negotiate operation Nithin Dabilpuram
2022-02-22 19:35   ` [PATCH v2 11/21] common/cnxk: remove tracking of mark actions Nithin Dabilpuram
2022-02-22 19:35   ` [PATCH v2 12/21] net/cnxk: fix inline device RQ tag mask Nithin Dabilpuram
2022-02-22 19:35   ` [PATCH v2 13/21] net/cnxk: register callback early to handle initial packets Nithin Dabilpuram
2022-02-22 19:35   ` [PATCH v2 14/21] net/cnxk: realloc inline dev XAQ for security Nithin Dabilpuram
2022-02-22 19:35   ` [PATCH v2 15/21] net/cnxk: fix inline IPsec security error handling Nithin Dabilpuram
2022-02-22 19:35   ` [PATCH v2 16/21] net/cnxk: use NPA batch burst free for meta buffers Nithin Dabilpuram
2022-02-22 19:35   ` [PATCH v2 17/21] net/cnxk: enable packet pool tail drop Nithin Dabilpuram
2022-02-22 19:35   ` [PATCH v2 18/21] net/cnxk: enable flow control by default on device configure Nithin Dabilpuram
2022-02-22 19:35   ` [PATCH v2 19/21] net/cnxk: add dev args for min-max spi Nithin Dabilpuram
2022-02-22 19:35   ` [PATCH v2 20/21] net/cnxk: add option to override outbound inline SA IV Nithin Dabilpuram
2022-02-22 19:35   ` [PATCH v2 21/21] doc: add table for environment variables used by cnxk Nithin Dabilpuram
2022-02-26  9:22     ` Thomas Monjalon
2022-02-26  9:37       ` Jerin Jacob
2022-02-26 13:31         ` Thomas Monjalon
2022-02-23 16:45   ` [PATCH v2 01/21] common/cnxk: increase SMQ resource count Jerin Jacob

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