net/e1000/base: add PCIm function state
net/e1000/base: add PCIm function state

Added define to pcim function state.

Signed-off-by: Vitaly Lifshits <ae3e6cbe20cee73c08701de2d4cc6c388af840e7@intel.com>
Signed-off-by: Guinan Sun <2859c668e0b5b1e71d3c9d7ddf700c8e237b77a7@intel.com>
Reviewed-by: Wei Zhao <55941fd0e75edbdf274af2cfac8f147525678f08@intel.com>

john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk