kern/183032: uep driver not working with eGalax touchcontroller

[Brock Williams]

The following reply was made to PR kern/183032; it has been noted by GNATS.

From: Brock Williams <brock at cottonwoodcomputer.com>
To: "bug-followup at FreeBSD.org" <bug-followup at FreeBSD.org>
Cc:  
Subject: Re: kern/183032: uep driver not working with eGalax touchcontroller
Date: Wed, 22 Jan 2014 16:40:12 -0700

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 Attached is a simple patch I made to the xf86-input-mouse port to
 implement the SwapXY option.  This makes my eGalax touchscreen usable.
 
 I'm sure there is a more elegant way to do this but it works for our
 needs.
 
 Brock
 --=20
 Brock Williams  brock at cottonwoodcomputer.com
 Cottonwood Computer Solutions, Inc.
 www.cottonwoodcomputer.com      406-896-4910
 
 --------------010804040602030505040406
 Content-Type: text/plain; charset=UTF-8;
  name="patch-src-bsd_mouse.c-swapxy"
 Content-Transfer-Encoding: quoted-printable
 Content-Disposition: attachment;
  filename="patch-src-bsd_mouse.c-swapxy"
 
 --- src/bsd_mouse.c	2014-01-22 16:32:09.000000000 -0700
 +++ /home/ccs/bsd_mouse.c	2014-01-22 16:32:36.000000000 -0700
 @@ -916,7 +916,7 @@
      hid_item_t h;
      struct UsbMseAcol *acol;
      struct UsbMseLcol *lcol;
 -    int mdepth, rsize, *rsizep, acolused, lcolused, used;
 +    int mdepth, rsize, *rsizep, acolused, lcolused, used, swapxy;
 =20
      pUsbMse =3D malloc(sizeof(UsbMseRec));
      if (pUsbMse =3D=3D NULL) {
 @@ -939,6 +939,9 @@
              return FALSE;
          }
      }
 +
 +    swapxy=3Dxf86SetBoolOption(pInfo->options, "SwapXY", 0);
 +
      /* Get USB informations */
      reportDesc =3D hid_get_report_desc(pInfo->fd);
      mdepth =3D 0;
 @@ -991,7 +994,7 @@
  	    if (mdepth =3D=3D 0)
  		break;
  	    used =3D 1;
 -	    if (h.usage =3D=3D 0x00010030) { /* X */
 +	    if ( (swapxy=3D=3D0 && h.usage =3D=3D 0x00010030) || (swapxy=3D=3D1=
  && h.usage=3D=3D0x00010031)) { /* X */
  		lcol->loc_x =3D h;
  		if ((h.flags & 0x04) =3D=3D 0) {
  		    if (acol->xmin =3D=3D acol->xmax) {
 @@ -1002,7 +1005,7 @@
  			acol->xmax =3D max(acol->xmax, h.logical_maximum);
  		    }
  		}
 -	    } else if (h.usage =3D=3D 0x00010031) { /* Y */
 +	    } else if ( (swapxy=3D=3D0 && h.usage =3D=3D 0x00010031) || (swapxy=
 =3D=3D1 && h.usage=3D=3D0x00010030)) { /* Y */
  		lcol->loc_y =3D h;
  		if ((h.flags & 0x04) =3D=3D 0) {
  		    if (acol->ymin =3D=3D acol->ymax) {
 
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