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From: Jakub Kicinski <kuba@kernel.org>
To: Parvathi Pudi <parvathi@couthit.com>
Cc: pratheesh@ti.com, vigneshr@ti.com, praneeth@ti.com,
	edumazet@google.com, glaroque@baylibre.com, pmohan@couthit.com,
	diogo.ivo@siemens.com, robh@kernel.org,
	javier.carrasco.cruz@gmail.com, saikrishnag@marvell.com,
	m-karicheri2@ti.com, bastien.curutchet@bootlin.com,
	mohan@couthit.com, jacob.e.keller@intel.com, pabeni@redhat.com,
	s.hauer@pengutronix.de, devicetree@vger.kernel.org,
	conor+dt@kernel.org, alok.a.tiwari@oracle.com,
	richardcochran@gmail.com, johan@kernel.org, prajith@ti.com,
	rogerq@kernel.org, basharath@couthit.com, ssantosh@kernel.org,
	vadim.fedorenko@linux.dev, linux-arm-kernel@lists.infradead.org,
	rogerq@ti.com, srk@ti.com, kory.maincent@bootlin.com,
	m-malladi@ti.com, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, danishanwar@ti.com, afd@ti.com,
	andrew+netdev@lunn.ch, horms@kernel.org, krishna@couthit.com,
	krzk+dt@kernel.org, davem@davemloft.net
Subject: Re: [PATCH net-next v14 4/5] net: ti: icssm-prueth: Adds link detection, RX and TX support.
Date: Wed, 27 Aug 2025 09:08:20 -0700	[thread overview]
Message-ID: <20250827090820.12a58d22@kernel.org> (raw)
In-Reply-To: <20250822144023.2772544-5-parvathi@couthit.com>

On Fri, 22 Aug 2025 20:09:16 +0530 Parvathi Pudi wrote:
> +	struct net_device_stats *ndevstats;

> +	ndevstats = &emac->ndev->stats;

Please don't use netdev stats, quoting the header:

	struct net_device_stats	stats; /* not used by modern drivers */

Store the counters you need in driver's private struct and implement
.ndo_get_stats64

> +	if (!pkt_info->sv_frame) {

sv_frame seems to always be false at this stage?
Maybe delete this diff if that's the case, otherwise it feels like
the skb_free below should be accompanied by some stat increment.

> +		skb_put(skb, actual_pkt_len);
> +
> +		/* send packet up the stack */
> +		skb->protocol = eth_type_trans(skb, ndev);
> +		netif_receive_skb(skb);
> +	} else {
> +		dev_kfree_skb_any(skb);
> +	}

The rest LGTM.


WARNING: multiple messages have this Message-ID (diff)
From: Jakub Kicinski <kuba@kernel.org>
To: Parvathi Pudi <parvathi@couthit.com>
Cc: danishanwar@ti.com, rogerq@kernel.org, andrew+netdev@lunn.ch,
	davem@davemloft.net, edumazet@google.com, pabeni@redhat.com,
	robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org,
	ssantosh@kernel.org, richardcochran@gmail.com, m-malladi@ti.com,
	s.hauer@pengutronix.de, afd@ti.com, jacob.e.keller@intel.com,
	horms@kernel.org, johan@kernel.org, m-karicheri2@ti.com,
	s-anna@ti.com, glaroque@baylibre.com, saikrishnag@marvell.com,
	kory.maincent@bootlin.com, diogo.ivo@siemens.com,
	javier.carrasco.cruz@gmail.com, basharath@couthit.com,
	linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	vadim.fedorenko@linux.dev, alok.a.tiwari@oracle.com,
	bastien.curutchet@bootlin.com, pratheesh@ti.com, prajith@ti.com,
	vigneshr@ti.com, praneeth@ti.com, srk@ti.com, rogerq@ti.com,
	krishna@couthit.com, pmohan@couthit.com, mohan@couthit.com
Subject: Re: [PATCH net-next v14 4/5] net: ti: icssm-prueth: Adds link detection, RX and TX support.
Date: Wed, 27 Aug 2025 09:08:20 -0700	[thread overview]
Message-ID: <20250827090820.12a58d22@kernel.org> (raw)
In-Reply-To: <20250822144023.2772544-5-parvathi@couthit.com>

On Fri, 22 Aug 2025 20:09:16 +0530 Parvathi Pudi wrote:
> +	struct net_device_stats *ndevstats;

> +	ndevstats = &emac->ndev->stats;

Please don't use netdev stats, quoting the header:

	struct net_device_stats	stats; /* not used by modern drivers */

Store the counters you need in driver's private struct and implement
.ndo_get_stats64

> +	if (!pkt_info->sv_frame) {

sv_frame seems to always be false at this stage?
Maybe delete this diff if that's the case, otherwise it feels like
the skb_free below should be accompanied by some stat increment.

> +		skb_put(skb, actual_pkt_len);
> +
> +		/* send packet up the stack */
> +		skb->protocol = eth_type_trans(skb, ndev);
> +		netif_receive_skb(skb);
> +	} else {
> +		dev_kfree_skb_any(skb);
> +	}

The rest LGTM.

  reply	other threads:[~2025-08-27 18:00 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-08-22 13:25 [PATCH net-next v14 0/5] PRU-ICSSM Ethernet Driver Parvathi Pudi
2025-08-22 13:25 ` [PATCH net-next v14 1/5] dt-bindings: net: ti: Adds DUAL-EMAC mode support on PRU-ICSS2 for AM57xx, AM43xx and AM33xx SOCs Parvathi Pudi
2025-08-22 13:25 ` [PATCH net-next v14 2/5] net: ti: icssm-prueth: Adds ICSSM Ethernet driver Parvathi Pudi
2025-09-01 14:48   ` Anwar, Md Danish
2025-09-03  6:23     ` Parvathi Pudi
2025-09-03  6:23       ` Parvathi Pudi
2025-08-22 14:39 ` [PATCH net-next v14 3/5] net: ti: icssm-prueth: Adds PRUETH HW and SW configuration Parvathi Pudi
2025-08-22 14:39 ` [PATCH net-next v14 4/5] net: ti: icssm-prueth: Adds link detection, RX and TX support Parvathi Pudi
2025-08-27 16:08   ` Jakub Kicinski [this message]
2025-08-27 16:08     ` Jakub Kicinski
2025-08-28 17:12     ` Parvathi Pudi
2025-08-28 17:12       ` Parvathi Pudi
2025-08-22 14:39 ` [PATCH net-next v14 5/5] net: ti: icssm-prueth: Adds IEP support for PRUETH on AM33x, AM43x and AM57x SOCs Parvathi Pudi

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