Add WSDISPLAYIO_GET_FBINFO ioctl to imx51 FB in NetBSD/evbarm 7.0 (for NetWalker)

diff_getfbinfo_imx51_ipuv3.patch

Index: sys/arch/arm/imx/imx51_ipuv3.c
===================================================================
RCS file: /cvsroot/src/sys/arch/arm/imx/imx51_ipuv3.c,v
retrieving revision 1.2
diff -u -r1.2 imx51_ipuv3.c
--- sys/arch/arm/imx/imx51_ipuv3.c      6 May 2014 11:22:53 -0000       1.2
+++ sys/arch/arm/imx/imx51_ipuv3.c      28 Dec 2015 12:12:19 -0000
@@ -1298,8 +1298,14 @@
                        }
                }
                return 0;
-       }

+       case WSDISPLAYIO_GET_FBINFO:
+               {
+                       struct wsdisplayio_fbinfo *fbi = data;
+                       struct rasops_info *ri = &ms->scr_ri;
+                       return wsdisplayio_get_fbinfo(ri, fbi);
+               }
+       }
        return EPASSTHROUGH;
 }