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Message-ID: <acf0b2db-c254-4537-97d3-14cce1ad4e39@intel.com>
Date: Wed, 18 Oct 2023 14:28:51 -0700
From: Jacob Keller <jacob.e.keller@...el.com>
To: Ivan Vecera <ivecera@...hat.com>, <netdev@...r.kernel.org>
CC: Jiri Pirko <jiri@...nulli.us>, "David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, "Paolo
Abeni" <pabeni@...hat.com>, Jonathan Corbet <corbet@....net>, "Jesse
Brandeburg" <jesse.brandeburg@...el.com>, Tony Nguyen
<anthony.l.nguyen@...el.com>, "open list:DOCUMENTATION"
<linux-doc@...r.kernel.org>, open list <linux-kernel@...r.kernel.org>,
"moderated list:INTEL ETHERNET DRIVERS" <intel-wired-lan@...ts.osuosl.org>
Subject: Re: [PATCH net-next] i40e: Align devlink info versions with ice
driver and add docs
On 10/18/2023 5:35 AM, Ivan Vecera wrote:
> Align devlink info versions with ice driver so change 'fw.mgmt'
> version to be 2-digit version [major.minor], add 'fw.mgmt.build'
> that reports mgmt firmware build number and use '"fw.psid.api'
> for NVM format version instead of incorrect '"fw.psid'.
> Additionally add missing i40e devlink documentation.
>
> Fixes: 5a423552e0d9 ("i40e: Add handler for devlink .info_get")
> Cc: Jacob Keller <jacob.e.keller@...el.com>
> Signed-off-by: Ivan Vecera <ivecera@...hat.com>
> ---
Great, thanks for cleaning this up.
Reviewed-by: Jacob Keller <jacob.e.keller@...el.com>
I'm happy for this to go straight to net-next without queuing in
iwl-next since the relevant i40e series also just merged there last
weekend :)
Thanks,
Jake
> Documentation/networking/devlink/i40e.rst | 59 +++++++++++++++++++
> Documentation/networking/devlink/index.rst | 1 +
> .../net/ethernet/intel/i40e/i40e_devlink.c | 18 +++++-
> 3 files changed, 75 insertions(+), 3 deletions(-)
> create mode 100644 Documentation/networking/devlink/i40e.rst
>
> diff --git a/Documentation/networking/devlink/i40e.rst b/Documentation/networking/devlink/i40e.rst
> new file mode 100644
> index 000000000000..d3cb5bb5197e
> --- /dev/null
> +++ b/Documentation/networking/devlink/i40e.rst
> @@ -0,0 +1,59 @@
> +.. SPDX-License-Identifier: GPL-2.0
> +
> +====================
> +i40e devlink support
> +====================
> +
> +This document describes the devlink features implemented by the ``i40e``
> +device driver.
> +
> +Info versions
> +=============
> +
> +The ``i40e`` driver reports the following versions
> +
> +.. list-table:: devlink info versions implemented
> + :widths: 5 5 5 90
> +
> + * - Name
> + - Type
> + - Example
> + - Description
> + * - ``board.id``
> + - fixed
> + - K15190-000
> + - The Product Board Assembly (PBA) identifier of the board.
> + * - ``fw.mgmt``
> + - running
> + - 9.130
> + - 2-digit version number of the management firmware that controls the
> + PHY, link, etc.
> + * - ``fw.mgmt.api``
> + - running
> + - 1.15
> + - 2-digit version number of the API exported over the AdminQ by the
> + management firmware. Used by the driver to identify what commands
> + are supported.
> + * - ``fw.mgmt.build``
> + - running
> + - 73618
> + - Build number of the source for the management firmware.
> + * - ``fw.undi``
> + - running
> + - 1.3429.0
> + - Version of the Option ROM containing the UEFI driver. The version is
> + reported in ``major.minor.patch`` format. The major version is
> + incremented whenever a major breaking change occurs, or when the
> + minor version would overflow. The minor version is incremented for
> + non-breaking changes and reset to 1 when the major version is
> + incremented. The patch version is normally 0 but is incremented when
> + a fix is delivered as a patch against an older base Option ROM.
> + * - ``fw.psid.api``
> + - running
> + - 9.30
> + - Version defining the format of the flash contents.
> + * - ``fw.bundle_id``
> + - running
> + - 0x8000e5f3
> + - Unique identifier of the firmware image file that was loaded onto
> + the device. Also referred to as the EETRACK identifier of the NVM.
> diff --git a/Documentation/networking/devlink/index.rst b/Documentation/networking/devlink/index.rst
> index b49749e2b9a6..2b78060aaa58 100644
> --- a/Documentation/networking/devlink/index.rst
> +++ b/Documentation/networking/devlink/index.rst
> @@ -52,6 +52,7 @@ parameters, info versions, and other features it supports.
> bnxt
> etas_es58x
> hns3
> + i40e
> ionic
> ice
> mlx4
> diff --git a/drivers/net/ethernet/intel/i40e/i40e_devlink.c b/drivers/net/ethernet/intel/i40e/i40e_devlink.c
> index 9168ade8da47..74bc111b4849 100644
> --- a/drivers/net/ethernet/intel/i40e/i40e_devlink.c
> +++ b/drivers/net/ethernet/intel/i40e/i40e_devlink.c
> @@ -18,8 +18,14 @@ static void i40e_info_fw_mgmt(struct i40e_hw *hw, char *buf, size_t len)
> {
> struct i40e_adminq_info *aq = &hw->aq;
>
> - snprintf(buf, len, "%u.%u.%05d",
> - aq->fw_maj_ver, aq->fw_min_ver, aq->fw_build);
> + snprintf(buf, len, "%u.%u", aq->fw_maj_ver, aq->fw_min_ver);
> +}
> +
> +static void i40e_info_fw_mgmt_build(struct i40e_hw *hw, char *buf, size_t len)
> +{
> + struct i40e_adminq_info *aq = &hw->aq;
> +
> + snprintf(buf, len, "%05d", aq->fw_build);
> }
>
> static void i40e_info_fw_api(struct i40e_hw *hw, char *buf, size_t len)
> @@ -77,6 +83,12 @@ static int i40e_devlink_info_get(struct devlink *dl,
> if (err)
> return err;
>
> + i40e_info_fw_mgmt_build(hw, buf, sizeof(buf));
> + err = i40e_devlink_info_put(req, I40E_DL_VERSION_RUNNING,
> + "fw.mgmt.build", buf);
> + if (err)
> + return err;
> +
> i40e_info_fw_api(hw, buf, sizeof(buf));
> err = i40e_devlink_info_put(req, I40E_DL_VERSION_RUNNING,
> DEVLINK_INFO_VERSION_GENERIC_FW_MGMT_API,
> @@ -86,7 +98,7 @@ static int i40e_devlink_info_get(struct devlink *dl,
>
> i40e_info_nvm_ver(hw, buf, sizeof(buf));
> err = i40e_devlink_info_put(req, I40E_DL_VERSION_RUNNING,
> - DEVLINK_INFO_VERSION_GENERIC_FW_PSID, buf);
> + "fw.psid.api", buf);
> if (err)
> return err;
>
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