linux-kernel - Re: [PATCH] Allow binding drivers/uio/uio_pdrv_genirq.c to devices using command line option

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Message-ID: <20130617134741.GA15547@amd.pavel.ucw.cz>
Date:	Mon, 17 Jun 2013 15:47:41 +0200
From:	Pavel Machek <pavel@...x.de>
To:	dzu@...x.de, hjk@...sjkoch.de, gregkh@...uxfoundation.org,
	grant.likely@...retlab.ca, rob.herring@...xeda.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Allow binding drivers/uio/uio_pdrv_genirq.c to devices
 using command line option

Hi!

> This adds ability to bind uio driver to given open firmware device
> using command line option. Thus, userspace driver can be developed and
> used without modifying the kernel.
> 
> Signed-off-by: Pavel Machek <pavel@...x.de> 

Ping? Greg, could you apply this patch? Or is there someone else I
should ask to apply it?

								Pavel

> diff --git a/drivers/uio/uio_pdrv_genirq.c b/drivers/uio/uio_pdrv_genirq.c
> index c122bca..8fcc2c7 100644
> --- a/drivers/uio/uio_pdrv_genirq.c
> +++ b/drivers/uio/uio_pdrv_genirq.c
> @@ -264,9 +275,13 @@ static const struct dev_pm_ops uio_pdrv_genirq_dev_pm_ops = {
>  
>  #ifdef CONFIG_OF
>  static const struct of_device_id uio_of_genirq_match[] = {
> -	{ /* empty for now */ },
> +	{ /* This is filled with module_parm */ },
> +	{ /* Sentinel */ },
>  };
>  MODULE_DEVICE_TABLE(of, uio_of_genirq_match);
> +
> +module_param_string(of_id, uio_of_genirq_match[0].compatible, 128, 0);
> +MODULE_PARM_DESC(of_id, "Openfirmware id of the device to be handled by uio");
>  #else
>  # define uio_of_genirq_match NULL
>  #endif
> 

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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