From: Sascha Hauer <s.hauer@pengutronix.de>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH] ata: pata-imx: simplify assignment of device name
Date: Mon, 9 Jan 2017 09:53:36 +0100 [thread overview]
Message-ID: <20170109085336.x47typrhxwajq3fg@pengutronix.de> (raw)
In-Reply-To: <20161223095046.xnvd2taafojhrjgd@pengutronix.de>
On Fri, Dec 23, 2016 at 10:50:46AM +0100, Uwe Kleine-König wrote:
> Hello,
>
> On Fri, Dec 23, 2016 at 10:45:49AM +0100, Uwe Kleine-König wrote:
> > dev->detect = pata_imx_detect;
>
> BTW, another thing I noticed while reading through this driver is:
>
> pata_imx_detect is a wrapper around ata_port_detect. Later in
> imx_pata_probe the function ide_port_register is called which also calls
> ata_port_detect.
>
> I don't have a machine handy where I could test, but I guess
> pata_imx_detect could be dropped. (Or alternatively ide_port_register
> could be reworked and all callers fixed to setup a detect call.)
ide_port_register() has:
ret = ata_port_register(&ide->port);
if (!ret)
ata_port_detect(&ide->port);
The call to ata_port_detect() goes back to:
commit 9c8f73ba86884026f4bbfc6f593d73741cfebcdc
Author: Michel Stam <m.stam@fugro.nl>
Date: Mon Apr 7 12:01:21 2014 +0200
The hunk adding ata_port_detect() is wrong as it shortcircuits the
optional detection mechanism.
Sascha
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next prev parent reply other threads:[~2017-01-09 8:53 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-23 9:45 Uwe Kleine-König
2016-12-23 9:50 ` Uwe Kleine-König
2017-01-09 8:53 ` Sascha Hauer [this message]
2017-01-11 16:06 ` Uwe Kleine-König
2017-01-09 8:43 ` Sascha Hauer
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