linux-kernel - RE: [PATCH V2] tty/serial: add support for Xilinx PS UART

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Date:	Fri, 22 Apr 2011 09:12:42 -0600
From:	John Linn <John.Linn@...inx.com>
To:	<michal.simek@...alogix.com>
CC:	<linux-kernel@...r.kernel.org>, <linux-serial@...r.kernel.org>,
	<alan@...rguk.ukuu.org.uk>, <greg@...ah.com>,
	<grant.likely@...retlab.ca>
Subject: RE: [PATCH V2] tty/serial: add support for Xilinx PS UART

> -----Original Message-----
> From: John Linn
> Sent: Friday, April 22, 2011 7:36 AM
> To: 'michal.simek@...alogix.com'
> Cc: linux-kernel@...r.kernel.org; linux-serial@...r.kernel.org;
> alan@...rguk.ukuu.org.uk; greg@...ah.com; grant.likely@...retlab.ca
> Subject: RE: [PATCH V2] tty/serial: add support for Xilinx PS UART
> 
> > -----Original Message-----
> > From: Michal Simek [mailto:michal.simek@...alogix.com]
> > Sent: Friday, April 22, 2011 3:11 AM
> > To: John Linn
> > Cc: linux-kernel@...r.kernel.org; linux-serial@...r.kernel.org;
> > alan@...rguk.ukuu.org.uk; greg@...ah.com; grant.likely@...retlab.ca
> > Subject: Re: [PATCH V2] tty/serial: add support for Xilinx PS UART
> >
> > John Linn wrote:
> > > The Xilinx PS Uart is used on the new ARM based SoC. This
> > > UART is not compatible with others such that a seperate
> > > driver is required.
> > >
> > > Signed-off-by: John Linn <john.linn@...inx.com>
> > > ---
> > >
> > > V2 Changes
> > >
> 
> Hi Michal,
> 
> I don't have a problem removing the empty lines, but is there some
> guideline on that
> which I'm ignoring and should know?

Those were pretty ugly, didn't realize they were all in there, no big
deal. I found a few more than you did :)

Thanks,
John

> 
> > AFAIK. Grant proposed to write it in different style. I think he
will
> > agree with me.
> >
> > #ifdef CONFIG_OF
> > static struct of_device_id xuartps_of_match[] __devinitdata = {
> > 	{ .compatible = "xlnx,xuartps", },
> > 	{}
> > };
> > MODULE_DEVICE_TABLE(of, xuartps_of_match);
> > #else
> > #define xuartps_of_match NULL
> > #endif
> >
> >
> > static struct platform_driver xuartps_platform_driver = {
> > 	.probe   = xuartps_probe,		/* Probe method */
> > 	.remove  = __exit_p(xuartps_remove),	/* Detach method */
> > 	.suspend = xuartps_suspend,		/* Suspend */
> > 	.resume  = xuartps_resume,		/* Resume after a
suspend */
> > 	.driver  = {
> > 		.owner = THIS_MODULE,
> > 		.name = XUARTPS_NAME,		/* Driver name */
> > 		.of_match_table = xuartps_of_match,
> > 	},
> > };
> >
> 
> I'll check it out, that does look familiar to me now that you say it.
> We've had this
> driver around for a while so it just needs to be updated to the newer
> style.
> 
> Easy enough.
> 
> Thanks for the review and input,
> John
> 
> > Regards,
> > Michal
> >
> >
> >
> > --
> > Michal Simek, Ing. (M.Eng)
> > PetaLogix - Linux Solutions for a Reconfigurable World
> > w: www.petalogix.com p: +61-7-30090663,+42-0-721842854 f: +61-7-
> > 30090663


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