return ret;
}
+static void drm_kms_helper_disable_hpd(struct drm_device *dev)
+{
+ struct drm_connector *connector;
+ struct drm_connector_list_iter conn_iter;
+
+ 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);
+}
+
+static bool drm_kms_helper_enable_hpd(struct drm_device *dev)
+{
+ bool poll = false;
+ struct drm_connector *connector;
+ struct drm_connector_list_iter conn_iter;
+
+ 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;
+ }
+ drm_connector_list_iter_end(&conn_iter);
+
+ return poll;
+}
+
#define DRM_OUTPUT_POLL_PERIOD (10*HZ)
/**
* drm_kms_helper_poll_enable - re-enable output polling.
void drm_kms_helper_poll_enable(struct drm_device *dev)
{
bool poll = false;
- struct drm_connector *connector;
- struct drm_connector_list_iter conn_iter;
unsigned long delay = DRM_OUTPUT_POLL_PERIOD;
if (!dev->mode_config.poll_enabled || !drm_kms_helper_poll)
return;
- 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;
- }
- drm_connector_list_iter_end(&conn_iter);
+ poll = drm_kms_helper_enable_hpd(dev);
if (dev->mode_config.delayed_event) {
/*
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);
+ drm_kms_helper_disable_hpd(dev);
cancel_delayed_work_sync(&dev->mode_config.output_poll_work);
}