Description: Revert "drm/amd: flush any delayed gfxoff on suspend entry"
References:
Notes:
 carnil> Introduced in ab4750332dbe ("drm/amdgpu/sdma5.2: add begin/end_use ring
 carnil> callbacks"). Vulnerable versions: 5.15.144 6.1.69 6.6.8 6.7-rc6.
Bugs:
upstream: released (6.8-rc5) [916361685319098f696b798ef1560f69ed96e934]
6.8-upstream-stable: N/A "Fixed before branching point"
6.7-upstream-stable: released (6.7.6) [d855ceb6a5fde668c5431156bc60fae0cc52b764]
6.6-upstream-stable: released (6.6.18) [caa2565a2e13899be31f7b1e069e6465d3e2adb0]
6.1-upstream-stable: released (6.1.79) [ff70e6ff6fc2413caf33410af7462d1f584d927e]
5.10-upstream-stable: N/A "Vulnerable code not present"
4.19-upstream-stable: N/A "Vulnerable code not present"
sid: released (6.7.7-1)
6.1-bookworm-security: released (6.1.82-1)
5.10-bullseye-security: N/A "Vulnerable code not present"
4.19-buster-security: N/A "Vulnerable code not present"