linux-kernel - Re: [PATCH] Input - wacom: remove phys field in struct wacom

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Date:	Fri, 13 Jun 2014 16:48:26 -0400
From:	Benjamin Tissoires <benjamin.tissoires@...hat.com>
To:	Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:	Ping Cheng <pinglinux@...il.com>,
	Jason Gerecke <killertofu@...il.com>,
	linux-input@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Input - wacom: remove phys field in struct wacom

On Jun 13 2014 or thereabouts, Dmitry Torokhov wrote:
> On Fri, Jun 13, 2014 at 04:29:04PM -0400, Benjamin Tissoires wrote:
> > This field is not used, remove it.
> 
> We must have lost the assignment, but it should be assigned to phys of
> corresponding input device. 

hehe. Even in 2007, when the files moved under drivers/input/tablet,
there is no mention of assigning input_dev->phys :)

I can send a patch to fix the other way around if you prefer (add
input_dev->phys).

Cheers,
Benjamin

> 
> > 
> > Signed-off-by: Benjamin Tissoires <benjamin.tissoires@...hat.com>
> > ---
> >  drivers/input/tablet/wacom.h     | 1 -
> >  drivers/input/tablet/wacom_sys.c | 2 --
> >  2 files changed, 3 deletions(-)
> > 
> > diff --git a/drivers/input/tablet/wacom.h b/drivers/input/tablet/wacom.h
> > index 9ebf0ed..70b1e71 100644
> > --- a/drivers/input/tablet/wacom.h
> > +++ b/drivers/input/tablet/wacom.h
> > @@ -114,7 +114,6 @@ struct wacom {
> >  	struct mutex lock;
> >  	struct work_struct work;
> >  	bool open;
> > -	char phys[32];
> >  	struct wacom_led {
> >  		u8 select[2]; /* status led selector (0..3) */
> >  		u8 llv;       /* status led brightness no button (1..127) */
> > diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c
> > index 2c613cd..94096fd 100644
> > --- a/drivers/input/tablet/wacom_sys.c
> > +++ b/drivers/input/tablet/wacom_sys.c
> > @@ -1323,8 +1323,6 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i
> >  	wacom->intf = intf;
> >  	mutex_init(&wacom->lock);
> >  	INIT_WORK(&wacom->work, wacom_wireless_work);
> > -	usb_make_path(dev, wacom->phys, sizeof(wacom->phys));
> > -	strlcat(wacom->phys, "/input0", sizeof(wacom->phys));
> >  
> >  	endpoint = &intf->cur_altsetting->endpoint[0].desc;
> >  
> > -- 
> > 1.9.0
> > 
> 
> -- 
> Dmitry
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