of: Add of_fwnode_handle() to convert device nodes to fwnode_handle
of_fwnode_handle() returns a struct fwnode_handle of the struct device_node. This may be used on the fwnode property API. Use a macro instead of a function in order to support const and non-const arguments. Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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include/linux
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@ -159,6 +159,8 @@ static inline struct device_node *to_of_node(struct fwnode_handle *fwnode)
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container_of(fwnode, struct device_node, fwnode) : NULL;
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container_of(fwnode, struct device_node, fwnode) : NULL;
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}
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}
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#define of_fwnode_handle(node) (&(node)->fwnode)
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static inline bool of_have_populated_dt(void)
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static inline bool of_have_populated_dt(void)
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{
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{
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return of_root != NULL;
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return of_root != NULL;
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@ -602,6 +604,8 @@ static inline struct device_node *of_find_node_with_property(
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return NULL;
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return NULL;
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}
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}
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#define of_fwnode_handle(node) NULL
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static inline bool of_have_populated_dt(void)
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static inline bool of_have_populated_dt(void)
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{
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{
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return false;
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return false;
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