drm/amd/display: Implement secure display on DCN21

[Why]
Porting secure display feature from DCN10 to DCN21. Support single
display for now and will extend to multiple displays.

[How]
- use workqueue to offload works for dmub or dmcu firmware
- after receiving ROI update from userspace, set skip_frame_cnt to 1
- refactor amdgpu_dm_crtc_handle_crc_window_irq()
- disable PSR before activating secure_display on a crtc
- check if secure_display is activated before enabling psr
- only work for single display for now.

Tested-by: Mark Broadworth <mark.broadworth@amd.com>
Reviewed-by: Wayne Lin <Wayne.Lin@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alan Liu <HaoPing.Liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 0 insertions, 14 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/dmcu.h b/drivers/gpu/drm/amd/display/dc/inc/hw/dmcu.h
index 8df2765cce78..9a2432608ddf 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/hw/dmcu.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/dmcu.h
@@ -56,20 +56,6 @@ struct dmcu {
 	bool auto_load_dmcu;
 };
 
-#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY)
-struct crc_region {
-	uint16_t x_start;
-	uint16_t y_start;
-	uint16_t x_end;
-	uint16_t y_end;
-};
-
-struct otg_phy_mux {
-	uint8_t phy_output_num;
-	uint8_t otg_output_num;
-};
-#endif
-
 struct dmcu_funcs {
 	bool (*dmcu_init)(struct dmcu *dmcu);
 	bool (*load_iram)(struct dmcu *dmcu,