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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/dc_stream.h | |
| parent | d1bc26cb5cd51fd1e7984423b665bf8abfd69256 (diff) | |
| download | linux-stable-c0459bddd1955df35c9331757671e64e3ea0a77a.tar.gz linux-stable-c0459bddd1955df35c9331757671e64e3ea0a77a.tar.bz2 linux-stable-c0459bddd1955df35c9331757671e64e3ea0a77a.zip | |
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/dc_stream.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_stream.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_stream.h b/drivers/gpu/drm/amd/display/dc/dc_stream.h index 73dccd485895..26f8f18e675c 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_stream.h +++ b/drivers/gpu/drm/amd/display/dc/dc_stream.h @@ -521,10 +521,10 @@ bool dc_stream_get_crtc_position(struct dc *dc, unsigned int *nom_v_pos); #if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) -bool dc_stream_forward_dmcu_crc_window(struct dc *dc, struct dc_stream_state *stream, - struct crc_params *crc_window); -bool dc_stream_stop_dmcu_crc_win_update(struct dc *dc, - struct dc_stream_state *stream); +bool dc_stream_forward_crc_window(struct dc *dc, + struct crc_region *roi, + struct dc_stream_state *stream, + bool is_stop); #endif bool dc_stream_configure_crc(struct dc *dc, |