octeontx2-af: Dump hw register state on error

commit a77b911372605738451e539e77efb0084d414c4c from
git@git.assembla.com:cavium/WindRiver.linux.git

This patch dumps the required hw register state on
SMQ flush failure. It also reset the AQ on error.

Signed-off-by: Geetha sowjanya <gakula@marvell.com>
Change-Id: I2c30cc4b9c11936adb3ecb3284a8cb636123751a
Reviewed-on: https://sj1git1.cavium.com/c/IP/SW/kernel/linux/+/115022


Tested-by: sa_ip-sw-jenkins <sa_ip-sw-jenkins@marvell.com>
Reviewed-by: Sunil Kovvuri Goutham <sgoutham@marvell.com>
Signed-off-by: Ruiqiang Hao <Ruiqiang.Hao@windriver.com>