Merge tag 'drm-intel-fixes-2021-04-15' of git://anongit.freedesktop.org/drm/drm-intel

 into drm-fixes

Display panel & power related fixes:

- Backlight fix (Lyude)
- Display watermark fix (Ville)
- VLV panel power fix (Hans)

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

From: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/YHg4nz/ndzDRmPjd@intel.com