drm/amd/display: Add MPC memory shutdown support for DCN3

[Why]
The MPC memory blocks in DCN3 should be powered down completely when
they are not in use. This will reduce power consumption.

[How]
This commits changes behaviour for dcn3 and does the following:
1. Write to MPC_RMU<X>_LOW_PWR_MODE and MPCC_OGAM_MEM_LOW_PWR_MODE to
   automatically shut down memory when not in use
2. mpc3_power_on_shaper_3dlut and mpc3_power_on_ogam_lut are called
   to disable force power on when configuration finishes
3. Added a debug option to allow this behaviour to be turned off

Signed-off-by: Jacky Liao <[email protected]>
Reviewed-by: Jun Lei <[email protected]>
Acked-by: Qingqing Zhuo <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>

0 files changed, 0 insertions, 0 deletions