Felix Fietkau 4e6bf60956 net: ethernet: mtk_eth_soc: cache HW pointer of last freed TX descriptor
The value is only updated by the CPU, so it is cheaper to access from the
ring data structure than from a hardware register.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Ilya Lipnitskiy <ilya.lipnitskiy@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-04-23 13:31:58 -07:00
..
2021-03-18 19:46:19 -07:00
2021-04-20 16:40:08 -07:00