netdev - Re: [PATCH net-next 3/3] net: airoha: Introduce ethernet support for EN7581 SoC

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Date: Sun, 2 Jun 2024 19:40:45 +0200
From: Andrew Lunn <andrew@...n.ch>
To: Lorenzo Bianconi <lorenzo@...nel.org>
Cc: netdev@...r.kernel.org, nbd@....name, lorenzo.bianconi83@...il.com,
	davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
	pabeni@...hat.com, conor@...nel.org,
	linux-arm-kernel@...ts.infradead.org, robh+dt@...nel.org,
	krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
	devicetree@...r.kernel.org, catalin.marinas@....com,
	will@...nel.org, upstream@...oha.com,
	angelogioacchino.delregno@...labora.com,
	benjamin.larsson@...exis.eu
Subject: Re: [PATCH net-next 3/3] net: airoha: Introduce ethernet support for
 EN7581 SoC

> +static void airoha_remove(struct platform_device *pdev)
> +{
> +	struct airoha_eth *eth = platform_get_drvdata(pdev);
> +	int i;
> +
> +	debugfs_remove(eth->debugfs_dir);
> +
> +	airoha_qdma_for_each_q_rx(eth, i) {
> +		struct airoha_queue *q = &eth->q_rx[i];
> +
> +		netif_napi_del(&q->napi);
> +		airoha_qdma_clenaup_rx_queue(q);
> +		page_pool_destroy(q->page_pool);
> +	}
> +
> +	for (i = 0; i < ARRAY_SIZE(eth->q_tx_irq); i++)
> +		netif_napi_del(&eth->q_tx_irq[i].napi);
> +	for (i = 0; i < ARRAY_SIZE(eth->q_tx); i++)
> +		airoha_qdma_clenaup_tx_queue(&eth->q_tx[i]);
> +}

You don't appear to unregister the netdev. remove() should basically
be the reverse of probe().

    Andrew