drm/i915/display/adl_p: Implement PSR changes

drm/i915/display/adl_p: Implement PSR changes

Implements changes around PSR for alderlake-P:

- EDP_SU_TRACK_ENABLE was removed and bit 30 now has other function
- Some bits of PSR2_MAN_TRK_CTL moved and SF_PARTIAL_FRAME_UPDATE was
  removed setting SU_REGION_START/END_ADDR will do this job
- SU_REGION_START/END_ADDR have now line granularity but will need to
  be aligned with DSC when the PSRS + DSC support lands

BSpec: 50422
BSpec: 50424
Cc: Gwan-gyeong Mun <gwan-gyeong.mun@intel.com>
Cc: Anusha Srivatsa <anusha.srivatsa@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Signed-off-by: Gwan-gyeong Mun <gwan-gyeong.mun@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210625235600.765677-1-jose.souza@intel.com