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From: Felipe Balbi <balbi@ti.com>
To: nick <xerofoify@gmail.com>
Cc: <balbi@ti.com>, Peter Chen <Peter.Chen@freescale.com>,
	"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
	"ergei.shtylyov@cogentembedded.com" 
	<ergei.shtylyov@cogentembedded.com>,
	"varkab@cdac.in" <varkab@cdac.in>,
	"yoshihiro.shimoda.uh@renesas.com"
	<yoshihiro.shimoda.uh@renesas.com>,
	"ulrich.hecht@gmail.com" <ulrich.hecht@gmail.com>,
	"takeshi.kihara.df@renesas.com" <takeshi.kihara.df@renesas.com>,
	"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: Possible  no longer required cast in the function,usbhs_parse_dt in common.c
Date: Mon, 16 Mar 2015 23:14:19 -0500	[thread overview]
Message-ID: <20150317041419.GB31114@saruman.tx.rr.com> (raw)
In-Reply-To: <5507A941.6010800@gmail.com>

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On Tue, Mar 17, 2015 at 12:10:41AM -0400, nick wrote:
> 
> 
> On 2015-03-16 11:56 PM, nick wrote:
> > 
> > 
> > On 2015-03-16 11:54 PM, Felipe Balbi wrote:
> >> On Mon, Mar 16, 2015 at 11:51:15PM -0400, nick wrote:
> >>>
> >>>
> >>> On 2015-03-16 11:37 PM, Peter Chen wrote:
> >>>>  
> >>>>>
> >>>>> Greetings All,
> >>>>> I have been getting the below build warnings:
> >>>>> drivers/usb/renesas_usbhs/common.c: In function ‘usbhs_parse_dt’:
> >>>>> drivers/usb/renesas_usbhs/common.c:482:25: warning: cast from pointer to
> >>>>> integer of different size [-Wpointer-to-int-cast]
> >>>>> dparam->type = of_id ? (u32)of_id->data : 0;
> >>>>> After looking into the function I am curious if the hardware is only 32 bit as if
> >>>>> the supported hardware for this driver is then this cast is no longer required
> >>>>> and I can send in a patch removing it. Furthermore, sorry for the simple
> >>>>> question but  I don't have access to the device specs for supported hardware
> >>>>> so I though it would be better to ask before I send in patch fixing this issue.
> >>>>> Thanks,
> >>>>> Nick
> >>>>
> >>>> Patch is welcome, there will be comment if it is not suitable.
> >>>>
> >>>> Peter
> >>>>
> >>> I understand that,my question was does the hardware for this driver support 64 bit.
> >>
> >> regardless, it shouldn't produce a build warning.
> >>
> > It does for me.
> > Nick
> > 
> After looking more closely it seems me are trying to convert a const
> void to a int. Does the data member need to be const as this may be
> causing the issue.

why would const have anything to do with sizes ?

-- 
balbi

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  parent reply	other threads:[~2015-03-17  4:15 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <55079FF2.6060201@gmail.com>
2015-03-17  3:37 ` Peter Chen
     [not found]   ` <5507A4B3.1020704@gmail.com>
2015-03-17  3:54     ` Felipe Balbi
     [not found]       ` <5507A5EA.8040509@gmail.com>
2015-03-17  4:13         ` Felipe Balbi
     [not found]         ` <5507A941.6010800@gmail.com>
2015-03-17  4:14           ` Felipe Balbi [this message]
2015-03-17  7:51   ` gregkh

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