diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 37307caf9299..ea6bc9517ed8 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -10455,6 +10455,8 @@ 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; @@ -12357,7 +12359,7 @@ 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; /* Some eDP panels only have the refresh rate range info in DisplayID */ diff --git a/drivers/gpu/drm/amd/display/dc/dc_helper.c b/drivers/gpu/drm/amd/display/dc/dc_helper.c index b402be59b2c8..0f333c27787d 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_helper.c +++ b/drivers/gpu/drm/amd/display/dc/dc_helper.c @@ -747,3 +747,8 @@ 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; +} diff --git a/drivers/gpu/drm/amd/display/dc/dm_services.h b/drivers/gpu/drm/amd/display/dc/dm_services.h index 9405c47ee2a9..a7c2740e51b8 100644 --- a/drivers/gpu/drm/amd/display/dc/dm_services.h +++ b/drivers/gpu/drm/amd/display/dc/dm_services.h @@ -304,4 +304,6 @@ 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__ */