[PATCH v4 1/7] mfd: add syscon driver based on regmap

Shawn Guo shawn.guo at linaro.org
Sun Sep 2 23:09:01 EDT 2012

On Mon, Sep 03, 2012 at 10:31:03AM +0800, Dong Aisheng wrote:
> > 
> > I think of_node_put should be moved out from here and put into
> > syscon_node_to_regmap and syscon_regmap_lookup_by_compatible.
> > 
> I guess no, if you want to move of_node_put into syscon_regmap_lookup_by_phandle,
> then syscon_regmap_lookup_by_phandle has the same issue.

I guess not.  syscon_regmap_lookup_by_phandle itself calls of_parse_phandle,
and that's where the refcount gets incremented, so syscon_regmap_lookup_by_phandle
should be responsible for calling of_node_put to get the refcount decremented.


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