drm/amdgpu: tolerate allocating GTT bo with dcc flag

Do not return failure for allocating GTT bo with dcc flag on gfx12.
This will improve compatibility for UMD.

Signed-off-by: Frank Min <[e-mail]>
Reviewed-by: Christian König <[e-mail]>
Signed-off-by: Alex Deucher <[e-mail]>

drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c

···
 	if (args->in.domains & ~AMDGPU_GEM_DOMAIN_MASK)
 		return -EINVAL;
 
-	if ((flags & AMDGPU_GEM_CREATE_GFX12_DCC) &&
-	    ((amdgpu_ip_version(adev, GC_HWIP, 0) < IP_VERSION(12, 0, 0)) ||
-	     !(args->in.domains & AMDGPU_GEM_DOMAIN_VRAM)))
-		return -EINVAL;
-
 	if (!amdgpu_is_tmz(adev) && (flags & AMDGPU_GEM_CREATE_ENCRYPTED)) {
 		DRM_NOTE_ONCE("Cannot allocate secure buffer since TMZ is disabled\n");
 		return -EINVAL;