From: Ilias Apalodimas <ilias.apalodi...@linaro.org> Date: Fri, 14 Dec 2018 10:59:01 +0200
> Currently the driver issues 2 mmio reads to figure out the number of > transmitted packets and clean them. We can get rid of the expensive > reads since BIT 31 of the Tx descriptor can be used for that. > We can also remove the budget counting of Tx completions since all of > the descriptors are not deliberately processed. > > Performance numbers using pktgen are: > size pre-patch(pps) post-patch(pps) > 64 362483 427916 > 128 358315 411686 > 256 352725 389683 > 512 215675 216464 > 1024 113812 114442 > > Signed-off-by: Ilias Apalodimas <ilias.apalodi...@linaro.org> Applied.
