Hi! This should get "backlight" to work on N9/N950.
First hunk may not apply to you. Signed-off-by: Pavel Machek <[email protected]> diff --git a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c index 24b459e..57827a1 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c @@ -374,8 +374,6 @@ static int dsicm_bl_update_status(struct backlight_device *dev) else level = 0; - level = 0xff; - dev_dbg(&ddata->pdev->dev, "update brightness to %d\n", level); mutex_lock(&ddata->lock); @@ -1382,6 +1380,7 @@ static int dsicm_probe(struct platform_device *pdev) if (ddata->use_dsi_backlight) { struct backlight_properties props = { 0 }; props.max_brightness = 255; + props.brightness = 128; props.type = BACKLIGHT_RAW; bldev = devm_backlight_device_register(dev, dev_name(dev), -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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