diff options
Diffstat (limited to 'drivers/gpu/drm/omapdrm')
| -rw-r--r-- | drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c index fa80d4f7f699..2ad161e33106 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c @@ -35,6 +35,8 @@ struct panel_drv_data { struct videomode vm; + struct backlight_device *backlight; + struct spi_device *spi_dev; }; @@ -258,12 +260,16 @@ static void td028ttec1_panel_enable(struct omap_dss_device *dssdev) if (r) dev_err(dssdev->dev, "%s: write error\n", __func__); + + backlight_enable(ddata->backlight); } static void td028ttec1_panel_disable(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); + backlight_disable(ddata->backlight); + dev_dbg(dssdev->dev, "td028ttec1_panel_disable()\n"); jbt_ret_write_0(ddata, JBT_REG_DISPLAY_OFF); @@ -311,6 +317,10 @@ static int td028ttec1_panel_probe(struct spi_device *spi) if (ddata == NULL) return -ENOMEM; + ddata->backlight = devm_of_find_backlight(&spi->dev); + if (IS_ERR(ddata->backlight)) + return PTR_ERR(ddata->backlight); + dev_set_drvdata(&spi->dev, ddata); ddata->spi_dev = spi; |