Commit 7bd2b120 authored by Oliver O'Halloran's avatar Oliver O'Halloran Committed by Michael Ellerman
Browse files

powerpc/pci: Delete traverse_pci_dn() 



Nothing uses it.

Signed-off-by: default avatarOliver O'Halloran <oohall@gmail.com>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200902035121.1762475-1-oohall@gmail.com
parent 9e857416

arch/powerpc/include/asm/ppc-pci.h

+0 −3
Original line number Diff line number Diff line
@@ -32,9 +32,6 @@ struct pci_dn; 
void *pci_traverse_device_nodes(struct device_node *start,

				void *(*fn)(struct device_node *, void *),

				void *data);

void *traverse_pci_dn(struct pci_dn *root,

		      void *(*fn)(struct pci_dn *, void *),

		      void *data);

extern void pci_devs_phb_init_dynamic(struct pci_controller *phb);



/* From rtas_pci.h */

arch/powerpc/kernel/pci_dn.c

+0 −40
Original line number Diff line number Diff line
@@ -443,46 +443,6 @@ void *pci_traverse_device_nodes(struct device_node *start, 
}

EXPORT_SYMBOL_GPL(pci_traverse_device_nodes);



static struct pci_dn *pci_dn_next_one(struct pci_dn *root,

				      struct pci_dn *pdn)

{

	struct list_head *next = pdn->child_list.next;



	if (next != &pdn->child_list)

		return list_entry(next, struct pci_dn, list);



	while (1) {

		if (pdn == root)

			return NULL;



		next = pdn->list.next;

		if (next != &pdn->parent->child_list)

			break;



		pdn = pdn->parent;

	}



	return list_entry(next, struct pci_dn, list);

}



void *traverse_pci_dn(struct pci_dn *root,

		      void *(*fn)(struct pci_dn *, void *),

		      void *data)

{

	struct pci_dn *pdn = root;

	void *ret;



	/* Only scan the child nodes */

	for (pdn = pci_dn_next_one(root, pdn); pdn;

	     pdn = pci_dn_next_one(root, pdn)) {

		ret = fn(pdn, data);

		if (ret)

			return ret;

	}



	return NULL;

}



static void *add_pdn(struct device_node *dn, void *data)

{

	struct pci_controller *hose = data;