linux-kernel - Re: [RFC PATCH v2 2/3] net: ti: icssg-switch: Add switchdev based driver for ethernet switch support

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Message-ID: <20240119204043.GC105385@kernel.org>
Date: Fri, 19 Jan 2024 20:40:43 +0000
From: Simon Horman <horms@...nel.org>
To: MD Danish Anwar <danishanwar@...com>
Cc: Rob Herring <robh@...nel.org>, Dan Carpenter <dan.carpenter@...aro.org>,
	Jan Kiszka <jan.kiszka@...mens.com>, Andrew Lunn <andrew@...n.ch>,
	Vladimir Oltean <vladimir.oltean@....com>,
	Wolfram Sang <wsa+renesas@...g-engineering.com>,
	Arnd Bergmann <arnd@...db.de>,
	Grygorii Strashko <grygorii.strashko@...com>,
	Vignesh Raghavendra <vigneshr@...com>,
	Roger Quadros <rogerq@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Eric Dumazet <edumazet@...gle.com>,
	"David S. Miller" <davem@...emloft.net>,
	linux-arm-kernel@...ts.infradead.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, srk@...com, r-gunasekaran@...com
Subject: Re: [RFC PATCH v2 2/3] net: ti: icssg-switch: Add switchdev based
 driver for ethernet switch support

On Thu, Jan 18, 2024 at 12:40:04PM +0530, MD Danish Anwar wrote:

..

> @@ -211,6 +216,15 @@ struct prueth_pdata {
>   * @iep0: pointer to IEP0 device
>   * @iep1: pointer to IEP1 device
>   * @vlan_tbl: VLAN-FID table pointer
> + * @hw_bridge_dev: pointer to HW bridge net device
> + * @br_members: bitmask of bridge member ports
> + * @prueth_netdevice_nb: netdevice notifier block
> + * @prueth_switchdevice_nb: switchdev notifier block

nit: s/prueth_switchdevice_nb/prueth_switchdev_nb/

     Flagged by ./scripts/kernel-doc -none

> + * @prueth_switchdev_bl_nb: switchdev blocking notifier block
> + * @is_switch_mode: flag to indicate if device is in Switch mode
> + * @is_switchmode_supported: indicates platform support for switch mode
> + * @switch_id: ID for mapping switch ports to bridge
> + * @default_vlan: Default VLAN for host
>   */
>  struct prueth {
>  	struct device *dev;
> @@ -236,6 +250,16 @@ struct prueth {
>  	struct icss_iep *iep0;
>  	struct icss_iep *iep1;
>  	struct prueth_vlan_tbl *vlan_tbl;
> +
> +	struct net_device *hw_bridge_dev;
> +	u8 br_members;
> +	struct notifier_block prueth_netdevice_nb;
> +	struct notifier_block prueth_switchdev_nb;
> +	struct notifier_block prueth_switchdev_bl_nb;
> +	bool is_switch_mode;
> +	bool is_switchmode_supported;
> +	unsigned char switch_id[MAX_PHYS_ITEM_ID_LEN];
> +	int default_vlan;
>  };
>  
>  struct emac_tx_ts_response {

..