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path: root/drivers/video/omap2/displays/panel-generic.c
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Diffstat (limited to 'drivers/video/omap2/displays/panel-generic.c')
-rw-r--r--drivers/video/omap2/displays/panel-generic.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/video/omap2/displays/panel-generic.c b/drivers/video/omap2/displays/panel-generic.c
index 300eff5de1b4..395a68de3990 100644
--- a/drivers/video/omap2/displays/panel-generic.c
+++ b/drivers/video/omap2/displays/panel-generic.c
@@ -39,6 +39,9 @@ static int generic_panel_power_on(struct omap_dss_device *dssdev)
{
int r;
+ if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE)
+ return 0;
+
r = omapdss_dpi_display_enable(dssdev);
if (r)
goto err0;
@@ -58,6 +61,9 @@ err0:
static void generic_panel_power_off(struct omap_dss_device *dssdev)
{
+ if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE)
+ return;
+
if (dssdev->platform_disable)
dssdev->platform_disable(dssdev);