From e86b618547bb0c7db96aa70491112f032b3bec1c Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Thu, 25 Oct 2012 10:57:38 +0300 Subject: [PATCH] drm/i915: be less verbose about inability to provide vendor backlight commit 28dcc2d60cb570d9f549c329b2f51400553412a1 Author: Jani Nikula Date: Mon Sep 3 16:25:12 2012 +0300 drm/i915: do not expose a dysfunctional backlight interface to userspace prevents backlight interface creation if the BIOS has not set the backlight PWM CTL registers that contain the max PWM value. It's apparently normal on those machines, so demote the message about it to debug level. Reported-by: Orion Poplawski Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=56330 Signed-off-by: Jani Nikula Reviewed-by: Chris Wilson Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_panel.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c index e019b23..e2aacd3 100644 --- a/drivers/gpu/drm/i915/intel_panel.c +++ b/drivers/gpu/drm/i915/intel_panel.c @@ -435,7 +435,7 @@ int intel_panel_setup_backlight(struct drm_device *dev) props.type = BACKLIGHT_RAW; props.max_brightness = _intel_panel_get_max_backlight(dev); if (props.max_brightness == 0) { - DRM_ERROR("Failed to get maximum backlight value\n"); + DRM_DEBUG_DRIVER("Failed to get maximum backlight value\n"); return -ENODEV; } dev_priv->backlight = -- 2.7.4