drm/radeon: use time_after(a,b) to replace "a>b"

time_after() deals with timer wrapping correctly.

Signed-off-by: Yu Zhe <yuzhe@nfschina.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Yu Zhe 2022-08-25 10:38:48 +08:00 • committed by Alex Deucher
commit 2387e21243