drm/amd/display: Revert "Set the power_down_on_boot function pointer to null"

This reverts commit 54d9490314af ("drm/amd/display: Set the power_down_on_boot
function pointer to null")

[why & how]
This commit breaks S0i3 entry because DCN does not enter IPS2.

Cc: Mario Limonciello <[email protected]>
Cc: Alex Deucher <[email protected]>
Reviewed-by: Nicholas Kazlauskas <[email protected]>
Reviewed-by: Charlene Liu <[email protected]>
Acked-by: Wayne Lin <[email protected]>
Signed-off-by: Ovidiu Bunea <[email protected]>
Tested-by: Daniel Wheeler <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>

0 files changed, 0 insertions, 0 deletions