From: Harry Wentland harry.wentland@amd.com
Add code to tear down freesync modules when disabled.
Signed-off-by: Harry Wentland harry.wentland@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com --- .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 40 ++++++++++++++----- 1 file changed, 29 insertions(+), 11 deletions(-)
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 af6adffba788..9dad505d132f 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -5230,19 +5230,37 @@ void amdgpu_dm_add_sink_to_freesync_module(struct drm_connector *connector, dm_con_state->freesync_capable = true; } } - - /* - * TODO figure out how to notify user-mode or DRM of freesync caps - * once we figure out how to deal with freesync in an upstreamable - * fashion - */ - }
void amdgpu_dm_remove_sink_from_freesync_module(struct drm_connector *connector) { - /* - * TODO fill in once we figure out how to deal with freesync in - * an upstreamable fashion - */ + struct amdgpu_dm_connector *amdgpu_dm_connector = + to_amdgpu_dm_connector(connector); + struct dm_connector_state *dm_con_state; + struct drm_device *dev = connector->dev; + struct amdgpu_device *adev = dev->dev_private; + + if (!amdgpu_dm_connector->dc_sink || !adev->dm.freesync_module) { + DRM_ERROR("dc_sink NULL or no free_sync module.\n"); + return; + } + + if (!connector->state) { + DRM_ERROR("%s - Connector has no state", __func__); + return; + } + + dm_con_state = to_dm_connector_state(connector->state); + + amdgpu_dm_connector->min_vfreq = 0; + amdgpu_dm_connector->max_vfreq = 0; + amdgpu_dm_connector->pixel_clock_mhz = 0; + + memset(&amdgpu_dm_connector->caps, 0, sizeof(amdgpu_dm_connector->caps)); + + dm_con_state->freesync_capable = false; + + dm_con_state->user_enable.enable_for_gaming = false; + dm_con_state->user_enable.enable_for_static = false; + dm_con_state->user_enable.enable_for_video = false; }