powerpc/powernv: Drop PHB operation post_init()

The patch drops PHB EEH operation post_init() and merge its logic
to eeh_ops::post_init().

Signed-off-by: Gavin Shan <gwshan@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

arch/powerpc/platforms/powernv/pci.h

@@ -78,7 +78,6 @@ struct pnv_ioda_pe {
 /* IOC dependent EEH operations */
 #ifdef CONFIG_EEH
 struct pnv_eeh_ops {
-	int (*post_init)(struct pci_controller *hose);
 	int (*set_option)(struct eeh_pe *pe, int option);
 	int (*get_state)(struct eeh_pe *pe);
 	int (*reset)(struct eeh_pe *pe, int option);