linux-kernel - Re: [PATCH net-next v9 2/2] net: ethernet: Add driver for Sunplus SP7021

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Message-ID: <20220425092446.477bd8f5@hermes.local>
Date:   Mon, 25 Apr 2022 09:24:46 -0700
From:   Stephen Hemminger <stephen@...workplumber.org>
To:     Wells Lu <wellslutw@...il.com>
Cc:     davem@...emloft.net, kuba@...nel.org, robh+dt@...nel.org,
        netdev@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, p.zabel@...gutronix.de,
        pabeni@...hat.com, krzk+dt@...nel.org, roopa@...dia.com,
        andrew@...n.ch, edumazet@...gle.com, wells.lu@...plus.com
Subject: Re: [PATCH net-next v9 2/2] net: ethernet: Add driver for Sunplus
 SP7021

On Mon, 25 Apr 2022 18:30:40 +0800
Wells Lu <wellslutw@...il.com> wrote:

> diff --git a/drivers/net/ethernet/sunplus/spl2sw_driver.h b/drivers/net/ethernet/sunplus/spl2sw_driver.h
> new file mode 100644
> index 000000000..5f177b3af
> --- /dev/null
> +++ b/drivers/net/ethernet/sunplus/spl2sw_driver.h
> @@ -0,0 +1,12 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +/* Copyright Sunplus Technology Co., Ltd.
> + *       All rights reserved.
> + */
> +
> +#ifndef __SPL2SW_DRIVER_H__
> +#define __SPL2SW_DRIVER_H__
> +
> +#define SPL2SW_RX_NAPI_WEIGHT	16
> +#define SPL2SW_TX_NAPI_WEIGHT	16

Why define your own? there is NAPI_POLL_WEIGHT already
defined in netdevice.h