Commit 494f8b10 authored by Rob Herring's avatar Rob Herring Committed by Lorenzo Pieralisi
Browse files

resource: Add a resource_list_first_type helper 



A common pattern is looping over a resource_list just to get a matching
entry with a specific type. Add resource_list_first_type() helper which
implements this.

Signed-off-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
parent 54ecb8f7

include/linux/resource_ext.h

+12 −0
Original line number Diff line number Diff line
@@ -66,4 +66,16 @@ resource_list_destroy_entry(struct resource_entry *entry) 
#define resource_list_for_each_entry_safe(entry, tmp, list)	\

	list_for_each_entry_safe((entry), (tmp), (list), node)



static inline struct resource_entry *

resource_list_first_type(struct list_head *list, unsigned long type)

{

	struct resource_entry *entry;



	resource_list_for_each_entry(entry, list) {

		if (resource_type(entry->res) == type)

			return entry;

	}

	return NULL;

}



#endif /* _LINUX_RESOURCE_EXT_H */

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