OMAP: DSS2: Fix device disable when driver is not loaded

Only call driver disable when device isn't already disabled, which also
handles the driver not loaded case.

Signed-off-by: Jani Nikula <ext-jani.1.nikula@nokia.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/video/omap2/dss/display.c b/drivers/video/omap2/dss/display.c
index 71389630b108..ef8c8529dda2 100644
--- a/drivers/video/omap2/dss/display.c
+++ b/drivers/video/omap2/dss/display.c
@@ -545,7 +545,10 @@ int dss_resume_all_devices(void)
 static int dss_disable_device(struct device *dev, void *data)
 {
         struct omap_dss_device *dssdev = to_dss_device(dev);
-        dssdev->driver->disable(dssdev);
+
+        if (dssdev->state != OMAP_DSS_DISPLAY_DISABLED)
+                dssdev->driver->disable(dssdev);
+
         return 0;
 }