[ Upstream commit de4aaab5 ]

Adjust limits for newer polaris variants.

v2: fix polaris11 kicker (Jerry)
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>