diff options
| author | Lewis Huang <Lewis.Huang@amd.com> | 2018-10-18 17:52:19 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-11-05 14:21:45 -0500 |
| commit | d2b1d6bbc56afab8ebae9d52d7ca0ea3569bd600 (patch) | |
| tree | 2391c23793bd94192f277c16291dd780a2399b1d /drivers/gpu/drm/amd/display/dc/dc_bios_types.h | |
| parent | ff83a9a0d15d3be46b3288346a1180777f1a4e41 (diff) | |
drm/amd/display: Add condition to sync eDP SW status and HW status
[Why]
Need to disable EDP backlight when enter S4 with EDP only
and resume from S4 with secondary only.
[How]
Align the real hw and sw state via vBios scratch register in
function enable_accelerated_mode when resume from S4.
Signed-off-by: Lewis Huang <Lewis.Huang@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc_bios_types.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_bios_types.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_bios_types.h b/drivers/gpu/drm/amd/display/dc/dc_bios_types.h index 8130b95ccc53..a8b3cedf9431 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_bios_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_bios_types.h @@ -86,6 +86,10 @@ struct dc_vbios_funcs { bool (*is_accelerated_mode)( struct dc_bios *bios); + bool (*is_active_display)( + struct dc_bios *bios, + enum signal_type signal, + const struct connector_device_tag_info *device_tag); void (*set_scratch_critical_state)( struct dc_bios *bios, bool state); @@ -141,6 +145,7 @@ struct dc_vbios_funcs { }; struct bios_registers { + uint32_t BIOS_SCRATCH_0; uint32_t BIOS_SCRATCH_3; uint32_t BIOS_SCRATCH_6; }; |