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From: Marc Kleine-Budde <mkl@pengutronix.de>
To: Angelo Dureghello <angelo@kernel-space.org>
Cc: gerg@linux-m68k.org, wg@grandegger.com, geert@linux-m68k.org,
	linux-m68k@vger.kernel.org, linux-can@vger.kernel.org,
	qiangqing.zhang@nxp.com
Subject: Re: [PATCH v4 5/5] can: flexcan: add mcf5441x support
Date: Thu, 1 Jul 2021 08:50:16 +0200	[thread overview]
Message-ID: <20210701065016.4joc3knflf7foi2k@pengutronix.de> (raw)
In-Reply-To: <20210630230016.4099050-5-angelo@kernel-space.org>

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On 01.07.2021 01:00:16, Angelo Dureghello wrote:
[...]
> @@ -2089,7 +2151,14 @@ static int flexcan_probe(struct platform_device *pdev)
>  	if (IS_ERR(regs))
>  		return PTR_ERR(regs);
>  
> -	devtype_data = of_device_get_match_data(&pdev->dev);
> +	of_id = of_match_device(flexcan_of_match, &pdev->dev);
> +	if (of_id)
> +		devtype_data = of_id->data;
> +	else if (platform_get_device_id(pdev)->driver_data)
> +		devtype_data = (struct flexcan_devtype_data *)
> +			platform_get_device_id(pdev)->driver_data;
> +	else
> +		return -ENODEV;
>  
>  	if ((devtype_data->quirks & FLEXCAN_QUIRK_SUPPORT_FD) &&
>  	    !(devtype_data->quirks & FLEXCAN_QUIRK_USE_OFF_TIMESTAMP)) {
> @@ -2133,6 +2202,15 @@ static int flexcan_probe(struct platform_device *pdev)
>  	priv->devtype_data = devtype_data;
>  	priv->reg_xceiver = reg_xceiver;
>  
> +	if (devtype_data->quirks & FLEXCAN_QUIRK_NR_IRQ_3) {
> +		priv->irq_boff = platform_get_irq(pdev, 1);
> +		if (priv->irq_boff <= 0)
> +			return -ENODEV;
I'm missing error handling here.
> +		priv->irq_err = platform_get_irq(pdev, 2);
> +		if (priv->irq_err <= 0)
> +			return -ENODEV;
I'm missing error handling here.
> +	}
> +
>  	if (priv->devtype_data->quirks & FLEXCAN_QUIRK_SUPPORT_FD) {
>  		priv->can.ctrlmode_supported |= CAN_CTRLMODE_FD |
>  			CAN_CTRLMODE_FD_NON_ISO;
> @@ -2322,6 +2400,7 @@ static struct platform_driver flexcan_driver = {
>  	},
>  	.probe = flexcan_probe,
>  	.remove = flexcan_remove,
> +	.id_table = flexcan_id_table,
>  };
>  
>  module_platform_driver(flexcan_driver);

Please add error handling then I think the patch can be merged.

Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde           |
Embedded Linux                   | https://www.pengutronix.de  |
Vertretung West/Dortmund         | Phone: +49-231-2826-924     |
Amtsgericht Hildesheim, HRA 2686 | Fax:   +49-5121-206917-5555 |

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  reply	other threads:[~2021-07-01  6:50 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-30 23:00 [PATCH v4 1/5] can: flexcan: add platform data header Angelo Dureghello
2021-06-30 23:00 ` [PATCH v4 2/5] m68k: stmark2: update board setup Angelo Dureghello
2021-07-01  6:53   ` Marc Kleine-Budde
2021-07-01  7:41     ` Greg Ungerer
2021-07-01  7:42       ` Marc Kleine-Budde
2021-07-01  8:02         ` Greg Ungerer
2021-07-01  9:10           ` Geert Uytterhoeven
2021-07-01  9:37             ` Marc Kleine-Budde
2021-07-02  9:35               ` Angelo Dureghello
2021-06-30 23:00 ` [PATCH v4 3/5] m68k: m5441x: add flexcan support Angelo Dureghello
2021-06-30 23:00 ` [PATCH v4 4/5] can: flexcan: update Kconfig to enable coldfire Angelo Dureghello
2021-07-01  9:02   ` Marc Kleine-Budde
2021-06-30 23:00 ` [PATCH v4 5/5] can: flexcan: add mcf5441x support Angelo Dureghello
2021-07-01  6:50   ` Marc Kleine-Budde [this message]
2021-07-01  9:27 ` [PATCH v4 1/5] can: flexcan: add platform data header Marc Kleine-Budde
2021-07-02  9:21   ` Angelo Dureghello
2021-07-02  9:55     ` Marc Kleine-Budde

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