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| author | Alan Liu <HaoPing.Liu@amd.com> | 2022-10-20 11:46:42 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-10-27 14:42:32 -0400 |
| commit | c0459bddd1955df35c9331757671e64e3ea0a77a (patch) | |
| tree | 609afd06a6d67414addf0e7d14d3c53a2689c645 /drivers/gpu/drm/amd/display/dc/dce/dce_dmcu.c | |
| parent | d1bc26cb5cd51fd1e7984423b665bf8abfd69256 (diff) | |
| download | linux-c0459bddd1955df35c9331757671e64e3ea0a77a.tar.bz2 | |
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>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dce/dce_dmcu.c')
0 files changed, 0 insertions, 0 deletions