Subject: Re: linux-next: manual merge of the extcon tree with the usb tree

From: Greg KH <[email-masked]>
Date: Sat, 4 Jun 2022 12:00:22 +0200

On Sat, Jun 04, 2022 at 11:18:40AM +1000, Stephen Rothwell wrote:
> Hi all,
> 
> On Mon, 23 May 2022 18:42:54 +1000 Stephen Rothwell <[email-masked]> wrote:
> >
> > On Tue, 26 Apr 2022 15:27:39 +1000 Stephen Rothwell <[email-masked]> wrote:
> > >
> > > Today's linux-next merge of the extcon tree got a conflict in:
> > > 
> > >   drivers/usb/dwc3/drd.c
> > > 
> > > between commit:
> > > 
> > >   0f0101719138 ("usb: dwc3: Don't switch OTG -> peripheral if extcon is present")
> > > 
> > > from the usb tree and commit:
> > > 
> > >   88490c7f43c4 ("extcon: Fix extcon_get_extcon_dev() error handling")  
> > 
> > This is now commit
> > 
> >   58e4a2d27d32 ("extcon: Fix extcon_get_extcon_dev() error handling")
> > 
> > > from the extcon tree.
> > > 
> > > I fixed it up (the former moved the code modified by the latter, so I
> > > used the former version of this files and added the following merge fix
> > > patch) and can carry the fix as necessary. This is now fixed as far as
> > > linux-next is concerned, but any non trivial conflicts should be
> > > mentioned to your upstream maintainer when your tree is submitted for
> > > merging.  You may also want to consider cooperating with the maintainer
> > > of the conflicting tree to minimise any particularly complex conflicts.
> > > 
> > > From: Stephen Rothwell <[email-masked]>
> > > Date: Tue, 26 Apr 2022 15:24:04 +1000
> > > Subject: [PATCH] fixup for "usb: dwc3: Don't switch OTG -> peripheral if extcon is present"
> > > 
> > > Signed-off-by: Stephen Rothwell <[email-masked]>
> > > ---
> > >  drivers/usb/dwc3/core.c | 9 ++-------
> > >  1 file changed, 2 insertions(+), 7 deletions(-)
> > > 
> > > diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
> > > index 2345a54b848b..950e238c65bf 100644
> > > --- a/drivers/usb/dwc3/core.c
> > > +++ b/drivers/usb/dwc3/core.c
> > > @@ -1649,13 +1649,8 @@ static struct extcon_dev *dwc3_get_extcon(struct dwc3 *dwc)
> > >  	 * This device property is for kernel internal use only and
> > >  	 * is expected to be set by the glue code.
> > >  	 */
> > > -	if (device_property_read_string(dev, "linux,extcon-name", &name) == 0) {
> > > -		edev = extcon_get_extcon_dev(name);
> > > -		if (!edev)
> > > -			return ERR_PTR(-EPROBE_DEFER);
> > > -
> > > -		return edev;
> > > -	}
> > > +	if (device_property_read_string(dev, "linux,extcon-name", &name) == 0)
> > > +		return extcon_get_extcon_dev(name);
> > >  
> > >  	/*
> > >  	 * Try to get an extcon device from the USB PHY controller's "port"
> > > -- 
> > > 2.35.1  
> > 
> > This is now a conflict between the char-misc tree and the usb tree.
> 
> This merge resolution seems to have been lost somewhere along the way
> :-(

Sorry about that, I'll queue it up after -rc1 is out.

greg k-h