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path: root/drivers/gpu/drm
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-rw-r--r--drivers/gpu/drm/i915/i915_drv.c3
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h1
-rw-r--r--drivers/gpu/drm/i915/intel_panel.c5
3 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 64fb21e4bd2d..bdf4ceb1049d 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -43,6 +43,9 @@ module_param_named(modeset, i915_modeset, int, 0400);
unsigned int i915_fbpercrtc = 0;
module_param_named(fbpercrtc, i915_fbpercrtc, int, 0400);
+int i915_panel_ignore_lid = 0;
+module_param_named(panel_ignore_lid, i915_panel_ignore_lid, int, 0600);
+
unsigned int i915_powersave = 1;
module_param_named(powersave, i915_powersave, int, 0600);
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 0c91262d259b..bd24861bcd95 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -958,6 +958,7 @@ enum intel_chip_family {
extern struct drm_ioctl_desc i915_ioctls[];
extern int i915_max_ioctl;
extern unsigned int i915_fbpercrtc;
+extern int i915_panel_ignore_lid;
extern unsigned int i915_powersave;
extern unsigned int i915_lvds_downclock;
extern unsigned int i915_panel_use_ssc;
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index 286995a9a84a..784660a3667b 100644
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -287,6 +287,11 @@ intel_panel_detect(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
+ if (i915_panel_ignore_lid)
+ return i915_panel_ignore_lid > 0 ?
+ connector_status_connected :
+ connector_status_disconnected;
+
/* Assume that the BIOS does not lie through the OpRegion... */
if (dev_priv->opregion.lid_state)
return ioread32(dev_priv->opregion.lid_state) & 0x1 ?