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path: root/drivers/gpu/drm/gma500/cdv_intel_lvds.c
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Diffstat (limited to 'drivers/gpu/drm/gma500/cdv_intel_lvds.c')
-rw-r--r--drivers/gpu/drm/gma500/cdv_intel_lvds.c26
1 files changed, 8 insertions, 18 deletions
diff --git a/drivers/gpu/drm/gma500/cdv_intel_lvds.c b/drivers/gpu/drm/gma500/cdv_intel_lvds.c
index de9531caaca0..ea0a5d9a0acc 100644
--- a/drivers/gpu/drm/gma500/cdv_intel_lvds.c
+++ b/drivers/gpu/drm/gma500/cdv_intel_lvds.c
@@ -1,36 +1,23 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright © 2006-2011 Intel Corporation
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
- *
* Authors:
* Eric Anholt <[email protected]>
* Dave Airlie <[email protected]>
* Jesse Barnes <[email protected]>
*/
-#include <linux/i2c.h>
#include <linux/dmi.h>
-#include <drm/drmP.h>
+#include <linux/i2c.h>
+#include <linux/pm_runtime.h>
+#include "cdv_device.h"
#include "intel_bios.h"
+#include "power.h"
#include "psb_drv.h"
#include "psb_intel_drv.h"
#include "psb_intel_reg.h"
-#include "power.h"
-#include <linux/pm_runtime.h>
-#include "cdv_device.h"
/**
* LVDS I2C backlight control macros
@@ -594,6 +581,9 @@ void cdv_intel_lvds_init(struct drm_device *dev,
int pipe;
u8 pin;
+ if (!dev_priv->lvds_enabled_in_vbt)
+ return;
+
pin = GMBUS_PORT_PANEL;
if (!lvds_is_present_in_vbt(dev, &pin)) {
DRM_DEBUG_KMS("LVDS is not present in VBT\n");