drm/nouveau/secboot: fix WPR descriptor generation

Generate the WPR descriptor closer to what RM does. In particular, set
the expected masks, and only set the ucode members on Tegra.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
1 file changed