The name of the configuration structure suggests that it
contains a list of registers. As it contains functions too
change the name according to other realtek drivers.
- "Invent" a new driver prefix "rteth"
- Rename the structure and variables to config/cfg
Signed-off-by: Markus Stockhausen <markus.stockhausen@gmx.de>
Link: https://github.com/openwrt/openwrt/pull/21345
Signed-off-by: Robert Marko <robimarko@gmail.com>