drm/dsi: Support device shutdown
Hook up the MIPI DSI bus's .shutdown() function to allow drivers to
implement code that should be run when a device is shut down.
Signed-off-by: Thierry Reding <treding@nvidia.com>
diff --git a/drivers/gpu/drm/drm_mipi_dsi.c b/drivers/gpu/drm/drm_mipi_dsi.c
index 09821f4..e633df2 100644
--- a/drivers/gpu/drm/drm_mipi_dsi.c
+++ b/drivers/gpu/drm/drm_mipi_dsi.c
@@ -282,6 +282,14 @@
return drv->remove(dsi);
}
+static void mipi_dsi_drv_shutdown(struct device *dev)
+{
+ struct mipi_dsi_driver *drv = to_mipi_dsi_driver(dev->driver);
+ struct mipi_dsi_device *dsi = to_mipi_dsi_device(dev);
+
+ drv->shutdown(dsi);
+}
+
/**
* mipi_dsi_driver_register - register a driver for DSI devices
* @drv: DSI driver structure
@@ -293,6 +301,8 @@
drv->driver.probe = mipi_dsi_drv_probe;
if (drv->remove)
drv->driver.remove = mipi_dsi_drv_remove;
+ if (drv->shutdown)
+ drv->driver.shutdown = mipi_dsi_drv_shutdown;
return driver_register(&drv->driver);
}