Author: kevans
Date: Wed Mar 14 03:41:07 2018
New Revision: 330902
URL: https://svnweb.freebsd.org/changeset/base/330902

Log:
  MFC r322359: Enable OF_setprop API function to add property in FDT
  
  This patch modifies function ofw_fdt_setprop (called by OF_setprop),
  so that it can add property, when replacing is not possible.
  Adding property is needed to fixup FDT's that have missing
  properties.

Modified:
  stable/11/sys/dev/ofw/ofw_fdt.c
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/sys/dev/ofw/ofw_fdt.c
==============================================================================
--- stable/11/sys/dev/ofw/ofw_fdt.c     Wed Mar 14 03:39:31 2018        
(r330901)
+++ stable/11/sys/dev/ofw/ofw_fdt.c     Wed Mar 14 03:41:07 2018        
(r330902)
@@ -362,7 +362,11 @@ ofw_fdt_setprop(ofw_t ofw, phandle_t package, const ch
        if (offset < 0)
                return (-1);
 
-       return (fdt_setprop_inplace(fdtp, offset, propname, buf, len));
+       if (fdt_setprop_inplace(fdtp, offset, propname, buf, len) != 0)
+               /* Try to add property, when setting value inplace failed */
+               return (fdt_setprop(fdtp, offset, propname, buf, len));
+
+       return (0);
 }
 
 /* Convert a device specifier to a fully qualified pathname. */
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