diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/drm_probe_helper.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_probe_helper.c b/drivers/gpu/drm/drm_probe_helper.c index d07ad4c5696b..7973f2589ced 100644 --- a/drivers/gpu/drm/drm_probe_helper.c +++ b/drivers/gpu/drm/drm_probe_helper.c @@ -250,6 +250,12 @@ void drm_kms_helper_poll_enable(struct drm_device *dev) drm_connector_list_iter_begin(dev, &conn_iter); drm_for_each_connector_iter(connector, &conn_iter) { + const struct drm_connector_helper_funcs *funcs = + connector->helper_private; + + if (funcs && funcs->enable_hpd) + funcs->enable_hpd(connector); + if (connector->polled & (DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT)) poll = true; @@ -804,12 +810,25 @@ EXPORT_SYMBOL(drm_kms_helper_is_poll_worker); static void drm_kms_helper_poll_disable_fini(struct drm_device *dev, bool fini) { + struct drm_connector *connector; + struct drm_connector_list_iter conn_iter; + if (!dev->mode_config.poll_enabled) return; if (fini) dev->mode_config.poll_enabled = false; + drm_connector_list_iter_begin(dev, &conn_iter); + drm_for_each_connector_iter(connector, &conn_iter) { + const struct drm_connector_helper_funcs *funcs = + connector->helper_private; + + if (funcs && funcs->disable_hpd) + funcs->disable_hpd(connector); + } + drm_connector_list_iter_end(&conn_iter); + cancel_delayed_work_sync(&dev->mode_config.output_poll_work); } |