diff options
| author |   David Zhang <dingchen.zhang@amd.com> | 2022-05-02 11:05:56 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2022-06-06 14:41:05 -0400 |
| commit | 6d1044a070b2eef0be45f3b99274a6cebee25053 (patch) | |
| tree | 52227f99ad837c8c78708597e32935fd7f181ead /drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h | |
| parent | drm/amd/display: revise Start/End SDP data (diff) | |
| download | linux-dev-6d1044a070b2eef0be45f3b99274a6cebee25053.tar.xz linux-dev-6d1044a070b2eef0be45f3b99274a6cebee25053.zip | |
drm/amd/display: program PSR2 DPCD Configuration
[Why]
To support PSR2 Source DPCD configuration
[How]
Update the PSR2 Source DPCD settings while the PSR2 enabled
Signed-off-by: David Zhang <dingchen.zhang@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h b/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h index d8433c679201..6e6bd007babc 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h @@ -85,7 +85,18 @@ union dpcd_psr_configuration { unsigned char LINE_CAPTURE_INDICATION : 1; /* For eDP 1.4, PSR v2*/ unsigned char IRQ_HPD_WITH_CRC_ERROR : 1; - unsigned char RESERVED : 2; + unsigned char ENABLE_PSR2 : 1; + /* For eDP 1.5, PSR v2 w/ early transport */ + unsigned char EARLY_TRANSPORT_ENABLE : 1; + } bits; + unsigned char raw; +}; + +union dpcd_alpm_configuration { + struct { + unsigned char ENABLE : 1; + unsigned char IRQ_HPD_ENABLE : 1; + unsigned char RESERVED : 6; } bits; unsigned char raw; }; |