github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-22 22:22:08 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

drm/amd/display: Disable VRR on DCE 6

Browse Source 
DCE 6 was not advertised as being able to support VRR,
so let's mark it as unsupported for now.

The VRR implementation in amdgpu_dm depends on the VUPDATE
interrupt which is not registered for DCE 6.

Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Reviewed-by: Rodrigo Siqueira <siqueira@igalia.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Timur Kristóf 2025-08-25 23:56:30 +02:00 committed by Alex Deucher
parent 7495962cbc
commit 043c87d7d5
3 changed files with 10 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
View File

@ -10834,6 +10834,8 @@ static void get_freesync_config_for_crtc(
} else {
config.state = VRR_STATE_INACTIVE;
}
} else {
config.state = VRR_STATE_UNSUPPORTED;
}
out:
new_crtc_state->freesync_config = config;
@ -12735,7 +12737,7 @@ void amdgpu_dm_update_freesync_caps(struct drm_connector *connector,
dm_con_state = to_dm_connector_state(connector->state);
if (!adev->dm.freesync_module)
if (!adev->dm.freesync_module || !dc_supports_vrr(sink->ctx->dce_version))
goto update;
edid = drm_edid_raw(drm_edid); // FIXME: Get rid of drm_edid_raw()

5
drivers/gpu/drm/amd/display/dc/dc_helper.c
View File

@ -755,3 +755,8 @@ char *dce_version_to_string(const int version)
return "Unknown";
}
}
bool dc_supports_vrr(const enum dce_version v)
{
return v >= DCE_VERSION_8_0;
}

2
drivers/gpu/drm/amd/display/dc/dm_services.h
View File

@ -311,4 +311,6 @@ void dm_dtn_log_end(struct dc_context *ctx,
char *dce_version_to_string(const int version);
bool dc_supports_vrr(const enum dce_version v);
#endif /* __DM_SERVICES_H__ */