PCMCIA: remove usage of pcibios_read_config_dword

drivers/pcmcia/cistpl.c

@@ -430,7 +430,10 @@ int pcmcia_get_first_tuple(client_handle_t handle, tuple_t *tuple)
 #ifdef CONFIG_CARDBUS
     if (s->state & SOCKET_CARDBUS) {
 	u_int ptr;
-	pcibios_read_config_dword(s->cap.cb_dev->subordinate->number, 0, 0x28, &ptr);
+	struct pci_dev *dev = pci_find_slot (s->cap.cb_dev->subordinate->number, 0);
+	if (!dev)
+	    return CS_BAD_HANDLE;
+	pci_read_config_dword(dev, 0x28, &ptr);
 	tuple->CISOffset = ptr & ~7;
 	SPACE(tuple->Flags) = (ptr & 7);
     } else