powerpc/eeh: Delete eeh_ops->init

No longer used since the platforms perform their EEH initialisation before
calling eeh_init().
Signed-off-by: Oliver O'Halloran <oohall@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200918093050.37344-4-oohall@gmail.com

arch/powerpc/include/asm/eeh.h

@@ -216,7 +216,6 @@ enum {
 
 struct eeh_ops {
 	char *name;
-	int (*init)(void);
 	struct eeh_dev *(*probe)(struct pci_dev *pdev);
 	int (*set_option)(struct eeh_pe *pe, int option);
 	int (*get_state)(struct eeh_pe *pe, int *delay);

arch/powerpc/kernel/eeh.c

@@ -965,14 +965,6 @@ int eeh_init(struct eeh_ops *ops)
 		return ret;
 	}
 
-	if (eeh_ops->init)
-		ret = eeh_ops->init();
-	if (ret) {
-		pr_warn("%s: platform EEH init failed (%d)\n",
-			__func__, ret);
-		return ret;
-	}
-
 	/* Initialize PHB PEs */
 	list_for_each_entry_safe(hose, tmp, &hose_list, list_node)
 		eeh_phb_pe_create(hose);