[PATCH 1/3] drm/i915: Guard debugfs against invalid access without display

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Do not create the display debugfs files when we don't have display.

Based on previous patch by José Souza.

Cc: José Roberto de Souza <jose.souza@xxxxxxxxx>
Cc: Jani Nikula <jani.nikula@xxxxxxxxx>
Signed-off-by: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
---
 drivers/gpu/drm/i915/i915_drv.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index d3237b0d821d..d6e25212d5c0 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -671,7 +671,8 @@ static void i915_driver_register(struct drm_i915_private *dev_priv)
 	/* Reveal our presence to userspace */
 	if (drm_dev_register(dev, 0) == 0) {
 		i915_debugfs_register(dev_priv);
-		intel_display_debugfs_register(dev_priv);
+		if (HAS_DISPLAY(dev_priv))
+			intel_display_debugfs_register(dev_priv);
 		i915_setup_sysfs(dev_priv);
 
 		/* Depends on sysfs having been initialized */
-- 
2.29.0

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