On Thu, 15 Jun 2006 15:08:43 -0700 David Brownell wrote:

> On Thursday 15 June 2006 1:36 pm, Greg KH wrote:
> > On Thu, Jun 15, 2006 at 01:07:32PM -0700, David Brownell wrote:
> > > On Wednesday 14 June 2006 11:33 pm, Greg KH wrote:
> > > 
> > > > +       snprintf(ep_dev->dev.bus_id, BUS_ID_SIZE, "usbdev%d.%d_ep%02x",
> > > > +                udev->bus->busnum, udev->devnum,
> > > > +                endpoint->desc.bEndpointAddress);
> > > > +
> > > > +       retval = device_register(&ep_dev->dev);
> > > > +       if (retval)
> > > > +               goto error;
> > > > +       sysfs_create_group(&ep_dev->dev.kobj, &ep_dev_attr_grp);
> > > > +
> > > > +       endpoint->ep_dev = ep_dev;
> > > > +
> > > > +       /* create the symlink to the old-style "ep_XX" directory */
> > > > +       sprintf(name, "ep_%02x", endpoint->desc.bEndpointAddress);
> > > > +       sysfs_create_link(&parent->kobj, &endpoint->ep_dev->dev.kobj, 
> > > > name);
> > > 
> > > Hmm, would anyone object if this changed to use the epNin/epNout
> > > convention instead of ep8N/ep0N?  (Better yet, using decimal not
> > > hex ...)  That's the convention used everywhere else that we
> > > print an endpoint descriptions, since it less obfuscatory.  :)
> > 
> > Hm, should I just change the usbdevX.X_epXX names to also use the
> > epXin/epXout suffix?  I like it a bit better too, otherwise I always
> > have to go look up the bit for in/out :)
> 
> Yes, I think everything should use the "epN{in,out}" convention.
> Not many of us are sick enough to know, even at 7am before coffee
> enters the bloodstream, what bit 7 indicates.  ;)

I'm doomed.  I still remember that 1 == I (Input), 0 = O (Output).
That's not difficult.  ;)

> > Hm, but would that really work ok for usbfs2?  The system already knows
> > the endpoint numbers from the config space, and should not have to do a
> > translation on it to find the proper device node, right?
> 
> It should work easily for usbfs2, yes.  It's just a more useful way
> to present the same information.


---
~Randy


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