From: Marius Vlad <[email protected]> Only send a new hotplug event when writing to the connector status configfs entry if the connector status changed compared to its previous value.
Signed-off-by: Marius Vlad <[email protected]> Signed-off-by: Nicolas Frattaroli <[email protected]> --- drivers/gpu/drm/vkms/vkms_configfs.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/vkms/vkms_configfs.c b/drivers/gpu/drm/vkms/vkms_configfs.c index 506666e21c91..d6e203d59b45 100644 --- a/drivers/gpu/drm/vkms/vkms_configfs.c +++ b/drivers/gpu/drm/vkms/vkms_configfs.c @@ -549,9 +549,11 @@ static ssize_t connector_status_store(struct config_item *item, return -EINVAL; scoped_guard(mutex, &connector->dev->lock) { + enum drm_connector_status old_status = + vkms_config_connector_get_status(connector->config); vkms_config_connector_set_status(connector->config, status); - if (connector->dev->enabled) + if (connector->dev->enabled && old_status != status) vkms_trigger_connector_hotplug(connector->dev->config->dev); } -- 2.52.0
