phy: remove split dump feature

This patch removes the split dump feature. We don't use this right now
in kernelspace and was copy&pasted from iw tool.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
interface: backoff exponents print human readable

First print the minumum then the maxmimum backoff exponent attributes.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
mac: do backoff_exponent into one cmd

This patch do the backoff exponent setting in one netlink cmd. These
parameters depends on each other and should be set in one cmd.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
phy: do page and channel setting into one cmd

This patch puts the page and channel setting in one cmd. These
parameters depends on each other and should be set in one cmd.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
nl802154: update nl802154 header

Signed-off-by: Alexander Aring <alex.aring@gmail.com>