linux-kernel - Re: [PATCH 1/1] Add mkopci driver

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Message-ID: <1426939895.15426.12.camel@x220>
Date:	Sat, 21 Mar 2015 13:11:35 +0100
From:	Paul Bolle <pebolle@...cali.nl>
To:	Richard Weinberger <richard.weinberger@...il.com>
Cc:	sergej.bauer@...il.com, LKML <linux-kernel@...r.kernel.org>,
	Arnd Bergmann <arnd@...db.de>,
	Greg KH <gregkh@...uxfoundation.org>
Subject: Re: [PATCH 1/1] Add mkopci driver

On Fri, 2015-03-20 at 13:43 +0100, Richard Weinberger wrote:
> Sergej,
> 
> On Fri, Mar 20, 2015 at 1:10 PM,  <sergej.bauer@...il.com> wrote:
> > mkopci (MB11.xx) device (RC Module project) provides data transference through a serial bus bar according to MIL-STD-1553.
> > the driver used for operating devices, reads PCI configuration space and pass interrupts to user-space applications.
> >
> > Please consider adding this patch to the linux-next queue.
> 
> From a quick look I'd suggest to get the driver first in shape.
> 
> - You add new proc files, which is not really welcomed. Please consider sysfs.
> - In the debug prints you compare against current->comm, also not nice.
> - You use printk() in the interrupt handler.
> - Why is this a misc driver at all? Does it really not fit into any
> other device class?
> - I'm sure running checkpatch.pl against the patch would also not hurt. :)
 
And an additional, trivial, change you might also consider is using
    MODULE_LICENSE("GPL v2");

as that would match the license stated in the comment at the top of
drivers/misc/mkopci.c.


Paul Bolle

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