linux-kernel - Re: [PATCH v3] uio/pdrv

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Date:	Mon, 18 Apr 2011 18:06:58 +0200
From:	Wolfram Sang <w.sang@...gutronix.de>
To:	Michal Simek <monstr@...str.eu>
Cc:	devicetree-discuss@...ts.ozlabs.org, grant.likely@...retlab.ca,
	john.williams@...alogix.com, linux-kernel@...r.kernel.org,
	hjk@...sjkoch.de, arnd@...db.de
Subject: Re: [PATCH v3] uio/pdrv_genirq: Add OF support

Hi,

> For example with "uio" compatible string:
> static const struct of_device_id __devinitconst uio_of_genirq_match[] = {
> 	{ .compatible = "uio", },
> 	{ /* empty for now */ },
> };

Please use a proper example with "vendor,device".
(And after that it won't be empty anymore)

> +		/* Multiple IRQs are not supported */
> +		irq = platform_get_irq(pdev, 0);
> +		if (irq < 0) {
> +			uioinfo->irq = UIO_IRQ_NONE;
> +			dev_info(&pdev->dev, "no IRQ found\n");
> +		} else {
> +			uioinfo->irq = irq;
> +			dev_info(&pdev->dev, "irq %d\n", (u32)uioinfo->irq);
> +		}

Come to think of it, the driver so far does not print any dev_info messages,
only err and warn. So, I'd think these messages should go, too, but this is up
to Hans.

Regards,

   Wolfram

-- 
Pengutronix e.K.                           | Wolfram Sang                |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |

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