diff options
Diffstat (limited to 'drivers/video/omap2/displays/panel-acx565akm.c')
| -rw-r--r-- | drivers/video/omap2/displays/panel-acx565akm.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/video/omap2/displays/panel-acx565akm.c b/drivers/video/omap2/displays/panel-acx565akm.c index 07fbb8a733b..e7731065320 100644 --- a/drivers/video/omap2/displays/panel-acx565akm.c +++ b/drivers/video/omap2/displays/panel-acx565akm.c @@ -587,6 +587,9 @@ static int acx_panel_power_on(struct omap_dss_device *dssdev) dev_dbg(&dssdev->dev, "%s\n", __func__); + if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) + return 0; + mutex_lock(&md->mutex); r = omapdss_sdi_display_enable(dssdev); @@ -644,6 +647,9 @@ static void acx_panel_power_off(struct omap_dss_device *dssdev) dev_dbg(&dssdev->dev, "%s\n", __func__); + if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) + return; + mutex_lock(&md->mutex); if (!md->enabled) { |