Subject: Re: [PATCH v5 02/10] net: stmmac: Use interrupt mode INTM=1 for per channel irq

From: Simon Horman <[email-masked]>
Date: Fri, 24 Oct 2025 18:00:30 +0100

On Fri, Oct 24, 2025 at 01:49:54PM +0200, Steffen Trumtrar wrote:

...

> diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c

...

> @@ -746,6 +750,22 @@ int stmmac_get_platform_resources(struct platform_device *pdev,
>  	if (stmmac_res->irq < 0)
>  		return stmmac_res->irq;
>  
> +	/* For RX Channel */
> +	for (i = 0; i < MTL_MAX_RX_QUEUES; i++) {
> +		sprintf(irq_name, "%s%d", "macirq_rx", i);
> +		stmmac_res->rx_irq[i] = platform_get_irq_byname(pdev, irq_name);
> +		if (stmmac_res->rx_irq[i] < 0)
> +			break;
> +	}
> +
> +	/* For TX Channel */
> +	for (i = 0; i < MTL_MAX_TX_QUEUES; i++) {
> +		sprintf(irq_name, "%s%d", "macirq_tx", i);
> +		stmmac_res->tx_irq[i] = platform_get_irq_byname(pdev, irq_name);
> +			if (stmmac_res->tx_irq[i] < 0)
> +				break;

nit: The two lines above abbove to be indented a bit too much.

> +	}
> +
>  	/* On some platforms e.g. SPEAr the wake up irq differs from the mac irq
>  	 * The external wake up irq can be passed through the platform code
>  	 * named as "eth_wake_irq"

...