e1000: fix big endian access
e1000: fix big endian access

e1000 is little endian, but cpu maybe not.
add necessary conversions.

rte_cpu_to_le_32(...) for PCI write
rte_le_to_cpu_32(...) for PCI read.

Signed-off-by: Xuelin Shi <70182c0027b8c84bfec5b780edd45fe2361d9c33@freescale.com>
Acked-by: Thomas Monjalon <ee2fa8b2681c737f775687e475dcbf2028a412f1@6wind.com>

phermansson/dpdk,phermansson/dpdk,phermansson/dpdk,phermansson/dpdk