drm/amdgpu: Remove is_idle (non trivial functions)

The is_idle method on amd_ip_funcs is never called.
Remove the implementations that actually do something.
In most cases the same code has been duplicated in
the wait_for_idle method implementations that is still used.

Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Dr. David Alan Gilbert 2026-08-15 19:00:32 +01:00 • committed by Alex Deucher
commit d1b8ffe14a
28 changed files with 0 additions and 414 deletions