PCI: pcie, aer: flags to bits

Compact struct and codes.

Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

diff --cc drivers/pci/pcie/aer/aerdrv.h
Simple merge

diff --cc drivers/pci/pcie/aer/aerdrv_core.c
Simple merge

diff --cc drivers/pci/pcie/aer/aerdrv_errprint.c
Simple merge