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From: Jerin Jacob <jerinjacobk@gmail.com>
To: Nithin Dabilpuram <ndabilpuram@marvell.com>,
	Ferruh Yigit <ferruh.yigit@intel.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>,
	Harman Kalra <hkalra@marvell.com>
Subject: Re: [PATCH 4/8] common/cnxk: reset stale values on error debug registers
Date: Wed, 19 Jan 2022 21:55:57 +0530	[thread overview]
Message-ID: <CALBAE1NwOXHpKJ_9dNu5ZhAj6o2ktiFwPGEXsgwMvsGGXGO8Ag@mail.gmail.com> (raw)
In-Reply-To: <20211209091342.27017-4-ndabilpuram@marvell.com>

On Thu, Dec 9, 2021 at 2:44 PM Nithin Dabilpuram
<ndabilpuram@marvell.com> wrote:
>
> From: Harman Kalra <hkalra@marvell.com>
>
> LF's error debug registers like NIX_LF_SQ_OP_ERR_DBG,
> NIX_LF_MNQ_ERR_DBG, NIX_LF_SEND_ERR_DBG captures debug
> info for an error detected during LMT operation or meta
> enqueue or after meta enqueue granted respectively. HW
> sets a valid bit when info is captured and SW is expected
> to clear this valid bit by writing 1, else these registers
> will show stale values of first interrupt when occurred and
> will never update with subsequent interrupts.
>
> Signed-off-by: Harman Kalra <hkalra@marvell.com>

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

> ---
>  drivers/common/cnxk/roc_nix_irq.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/common/cnxk/roc_nix_irq.c b/drivers/common/cnxk/roc_nix_irq.c
> index a5cd9d4..7dcd533 100644
> --- a/drivers/common/cnxk/roc_nix_irq.c
> +++ b/drivers/common/cnxk/roc_nix_irq.c
> @@ -202,9 +202,12 @@ nix_lf_sq_debug_reg(struct nix *nix, uint32_t off)
>         uint64_t reg;
>
>         reg = plt_read64(nix->base + off);
> -       if (reg & BIT_ULL(44))
> +       if (reg & BIT_ULL(44)) {
>                 plt_err("SQ=%d err_code=0x%x", (int)((reg >> 8) & 0xfffff),
>                         (uint8_t)(reg & 0xff));
> +               /* Clear valid bit */
> +               plt_write64(BIT_ULL(44), nix->base + off);
> +       }
>  }
>
>  static void
> --
> 2.8.4
>

  reply	other threads:[~2022-01-19 16:26 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-12-09  9:13 [PATCH 1/8] common/cnxk: fix shift offset for tl3 length disable Nithin Dabilpuram
2021-12-09  9:13 ` [PATCH 2/8] common/cnxk: use for loop in shaper profiles cleanup Nithin Dabilpuram
2022-01-19 16:20   ` Jerin Jacob
2021-12-09  9:13 ` [PATCH 3/8] common/cnxk: change order of frag sizes and infos Nithin Dabilpuram
2022-01-19 16:25   ` Jerin Jacob
2022-01-21 10:03   ` Ferruh Yigit
2021-12-09  9:13 ` [PATCH 4/8] common/cnxk: reset stale values on error debug registers Nithin Dabilpuram
2022-01-19 16:25   ` Jerin Jacob [this message]
2021-12-09  9:13 ` [PATCH 5/8] common/cnxk: always use single qint with NIX Nithin Dabilpuram
2022-01-19 16:28   ` Jerin Jacob
2021-12-09  9:13 ` [PATCH 6/8] common/cnxk: handle issues from static analysis Nithin Dabilpuram
2022-01-19 16:44   ` Jerin Jacob
2022-01-21 10:05   ` Ferruh Yigit
2021-12-09  9:13 ` [PATCH 7/8] net/cnxk: improve inbound inline error handling for cn9k Nithin Dabilpuram
2022-01-21 10:06   ` Ferruh Yigit
2021-12-09  9:13 ` [PATCH 8/8] net/cnxk: synchronize inline session create and destroy Nithin Dabilpuram
2022-01-19 16:45   ` Jerin Jacob
2022-01-19 16:15 ` [PATCH 1/8] common/cnxk: fix shift offset for tl3 length disable Jerin Jacob
2022-01-21 10:08   ` Ferruh Yigit
2022-01-21 10:24     ` Nithin Kumar Dabilpuram
2022-01-21 12:04 ` [PATCH v2 01/10] common/cnxk: fix shift offset for TL3 " Nithin Dabilpuram
2022-01-21 12:04   ` [PATCH v2 02/10] common/cnxk: use for loop in shaper profiles cleanup Nithin Dabilpuram
2022-01-21 12:04   ` [PATCH v2 03/10] common/cnxk: fix byte order of frag sizes and infos Nithin Dabilpuram
2022-01-21 12:04   ` [PATCH v2 04/10] common/cnxk: reset stale values on error debug registers Nithin Dabilpuram
2022-01-21 12:04   ` [PATCH v2 05/10] common/cnxk: always use single interrupt ID with NIX Nithin Dabilpuram
2022-01-21 17:16     ` Kevin Traynor
2022-01-23  7:45       ` Jerin Jacob
2022-01-21 12:04   ` [PATCH v2 06/10] common/cnxk: fix null pointer dereferences Nithin Dabilpuram
2022-01-21 12:04   ` [PATCH v2 07/10] common/cnxk: fix uninitialized variable issues Nithin Dabilpuram
2022-01-21 12:04   ` [PATCH v2 08/10] net/cnxk: improve inbound inline error handling for cn9k Nithin Dabilpuram
2022-01-21 12:04   ` [PATCH v2 09/10] common/cnxk: set UDP ports for IPsec UDP encapsulation Nithin Dabilpuram
2022-01-21 12:04   ` [PATCH v2 10/10] net/cnxk: synchronize inline session create and destroy Nithin Dabilpuram

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