linux-kernel - Re: [PATCH] octeon_ep: support Octeon device CNF95N

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Message-ID: <Y2f/pE5Fr5wJUtSJ@unreal>
Date:   Sun, 6 Nov 2022 20:40:36 +0200
From:   Leon Romanovsky <leon@...nel.org>
To:     Veerasenareddy Burru <vburru@...vell.com>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        lironh@...vell.com, aayarekar@...vell.com, sedara@...vell.com,
        sburla@...vell.com, "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>
Subject: Re: [PATCH] octeon_ep: support Octeon device CNF95N

On Tue, Nov 01, 2022 at 08:35:39AM -0700, Veerasenareddy Burru wrote:
> Add support for Octeon device CNF95N.
> CNF95N is a Octeon Fusion family product with same PCI NIC
> characteristics as CN93 which is currently supported by the driver.
> 
> Signed-off-by: Veerasenareddy Burru <vburru@...vell.com>
> ---
>  .../ethernet/marvell/octeon_ep/octep_main.c   | 19 ++++++++++++++++---
>  .../ethernet/marvell/octeon_ep/octep_main.h   |  2 ++
>  2 files changed, 18 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_main.c b/drivers/net/ethernet/marvell/octeon_ep/octep_main.c
> index 9089adcb75f9..e956c1059fc8 100644
> --- a/drivers/net/ethernet/marvell/octeon_ep/octep_main.c
> +++ b/drivers/net/ethernet/marvell/octeon_ep/octep_main.c
> @@ -23,6 +23,7 @@ struct workqueue_struct *octep_wq;
>  /* Supported Devices */
>  static const struct pci_device_id octep_pci_id_tbl[] = {
>  	{PCI_DEVICE(PCI_VENDOR_ID_CAVIUM, OCTEP_PCI_DEVICE_ID_CN93_PF)},
> +	{PCI_DEVICE(PCI_VENDOR_ID_CAVIUM, OCTEP_PCI_DEVICE_ID_CNF95N_PF)},
>  	{0, },
>  };
>  MODULE_DEVICE_TABLE(pci, octep_pci_id_tbl);
> @@ -907,6 +908,18 @@ static void octep_ctrl_mbox_task(struct work_struct *work)
>  	}
>  }
>  
> +static const char *octep_devid_to_str(struct octep_device *oct)
> +{
> +	switch (oct->chip_id) {
> +	case OCTEP_PCI_DEVICE_ID_CN93_PF:
> +		return "CN93XX";
> +	case OCTEP_PCI_DEVICE_ID_CNF95N_PF:
> +		return "CNF95N";
> +	default:
> +		return "Unsupported";
> +	}
> +}
> +
>  /**
>   * octep_device_setup() - Setup Octeon Device.
>   *
> @@ -939,9 +952,9 @@ int octep_device_setup(struct octep_device *oct)
>  
>  	switch (oct->chip_id) {
>  	case OCTEP_PCI_DEVICE_ID_CN93_PF:
> -		dev_info(&pdev->dev,
> -			 "Setting up OCTEON CN93XX PF PASS%d.%d\n",
> -			 OCTEP_MAJOR_REV(oct), OCTEP_MINOR_REV(oct));
> +	case OCTEP_PCI_DEVICE_ID_CNF95N_PF:
> +		dev_info(&pdev->dev, "Setting up OCTEON %s PF PASS%d.%d\n",
> +			 octep_devid_to_str(oct), OCTEP_MAJOR_REV(oct), OCTEP_MINOR_REV(oct));
>  		octep_device_setup_cn93_pf(oct);
>  		break;
>  	default:
> diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_main.h b/drivers/net/ethernet/marvell/octeon_ep/octep_main.h
> index 025626a61383..123ffc13754d 100644
> --- a/drivers/net/ethernet/marvell/octeon_ep/octep_main.h
> +++ b/drivers/net/ethernet/marvell/octeon_ep/octep_main.h
> @@ -21,6 +21,8 @@
>  #define  OCTEP_PCI_DEVICE_ID_CN93_PF 0xB200
>  #define  OCTEP_PCI_DEVICE_ID_CN93_VF 0xB203
>  
> +#define  OCTEP_PCI_DEVICE_ID_CNF95N_PF 0xB400    //95N PF

AFAIK, correct comment style is /* */ and not //.

BTW, patch should include target "[PATCH net-next]...".

> +
>  #define  OCTEP_MAX_QUEUES   63
>  #define  OCTEP_MAX_IQ       OCTEP_MAX_QUEUES
>  #define  OCTEP_MAX_OQ       OCTEP_MAX_QUEUES
> -- 
> 2.36.0
>