diff options
| author |   Leo (Hanghong) Ma <hanghong.ma@amd.com> | 2019-03-07 15:31:11 -0500 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2019-03-20 23:39:49 -0500 |
| commit | d5f90f3a0ab3d8a458c3152e6b56a5845d3f7b3f (patch) | |
| tree | ac594f247db62ce8f75d99c9429b7a114c7b4d04 /drivers/gpu/drm/amd/display/dc/dc_stream.h | |
| parent | drm/amd/display: fix odm pipe management (diff) | |
| download | linux-dev-d5f90f3a0ab3d8a458c3152e6b56a5845d3f7b3f.tar.xz linux-dev-d5f90f3a0ab3d8a458c3152e6b56a5845d3f7b3f.zip | |
drm/amd/display: Expose generic SDP message access interface
[Why]
We need to add DP SDP message test debugfs to make sdp message test
more convenient and efficient.
[How]
Add a DM accessible SDP interface for custom data.
Signed-off-by: Leo (Hanghong) Ma <hanghong.ma@amd.com>
Reviewed-by: Harry Wentland <Harry.Wentland@amd.com>
Reviewed-by: Roman Li <Roman.Li@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@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, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_stream.h b/drivers/gpu/drm/amd/display/dc/dc_stream.h index 5657cb3a2ad3..17fa3bf6cf7b 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_stream.h +++ b/drivers/gpu/drm/amd/display/dc/dc_stream.h @@ -80,6 +80,7 @@ struct dc_stream_state { struct dc_info_packet vrr_infopacket; struct dc_info_packet vsc_infopacket; struct dc_info_packet vsp_infopacket; + struct dc_info_packet dpsdp_infopacket; struct rect src; /* composition area */ struct rect dst; /* stream addressable area */ @@ -221,6 +222,13 @@ struct dc_stream_state *dc_get_stream_at_index(struct dc *dc, uint8_t i); */ uint32_t dc_stream_get_vblank_counter(const struct dc_stream_state *stream); +/* + * Send dp sdp message. + */ +bool dc_stream_send_dp_sdp(const struct dc_stream_state *stream, + const uint8_t *custom_sdp_message, + unsigned int sdp_message_size); + /* TODO: Return parsed values rather than direct register read * This has a dependency on the caller (amdgpu_display_get_crtc_scanoutpos) * being refactored properly to be dce-specific |