net: stmmac: Move subsecond increment configuration in dedicated helper

In preparation for fine/coarse support, let's move the subsecond increment
and addend configuration in a dedicated helper.

Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://patch.msgid.link/20251024070720.71174-2-maxime.chevallier@bootlin.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Maxime Chevallier 2025-10-24 09:07:17 +02:00 • committed by Paolo Abeni
commit 792000fbcd