diff --git a/drivers/gpu/drm/i915/display/intel_crtc.c b/drivers/gpu/drm/i915/display/intel_crtc.c
index aed3853952be..f95d169fc324 100644
--- a/drivers/gpu/drm/i915/display/intel_crtc.c
+++ b/drivers/gpu/drm/i915/display/intel_crtc.c
@@ -389,6 +389,23 @@ int intel_crtc_init(struct drm_i915_private *dev_priv, enum pipe pipe)
 	return ret;
 }
 
+int intel_crtc_get_pipe_from_crtc_id_ioctl(struct drm_device *dev, void *data,
+					   struct drm_file *file)
+{
+	struct drm_i915_get_pipe_from_crtc_id *pipe_from_crtc_id = data;
+	struct drm_crtc *drm_crtc;
+	struct intel_crtc *crtc;
+
+	drm_crtc = drm_crtc_find(dev, file, pipe_from_crtc_id->crtc_id);
+	if (!drm_crtc)
+		return -ENOENT;
+
+	crtc = to_intel_crtc(drm_crtc);
+	pipe_from_crtc_id->pipe = crtc->pipe;
+
+	return 0;
+}
+
 static bool intel_crtc_needs_vblank_work(const struct intel_crtc_state *crtc_state)
 {
 	return crtc_state->hw.active &&
diff --git a/drivers/gpu/drm/i915/display/intel_crtc.h b/drivers/gpu/drm/i915/display/intel_crtc.h
index 0de8c772df2e..a58ecd11bba2 100644
--- a/drivers/gpu/drm/i915/display/intel_crtc.h
+++ b/drivers/gpu/drm/i915/display/intel_crtc.h
@@ -10,7 +10,9 @@
 
 enum i9xx_plane_id;
 enum pipe;
+struct drm_device;
 struct drm_display_mode;
+struct drm_file;
 struct drm_i915_private;
 struct intel_atomic_state;
 struct intel_crtc;
@@ -32,6 +34,8 @@ int intel_usecs_to_scanlines(const struct drm_display_mode *adjusted_mode,
 void intel_crtc_arm_vblank_event(struct intel_crtc_state *crtc_state);
 u32 intel_crtc_max_vblank_count(const struct intel_crtc_state *crtc_state);
 int intel_crtc_init(struct drm_i915_private *dev_priv, enum pipe pipe);
+int intel_crtc_get_pipe_from_crtc_id_ioctl(struct drm_device *dev, void *data,
+					   struct drm_file *file_priv);
 struct intel_crtc_state *intel_crtc_state_alloc(struct intel_crtc *crtc);
 void intel_crtc_state_reset(struct intel_crtc_state *crtc_state,
 			    struct intel_crtc *crtc);
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index fdf244a32b24..7bba54a31eda 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -7706,23 +7706,6 @@ void intel_plane_destroy(struct drm_plane *plane)
 	kfree(to_intel_plane(plane));
 }
 
-int intel_get_pipe_from_crtc_id_ioctl(struct drm_device *dev, void *data,
-				      struct drm_file *file)
-{
-	struct drm_i915_get_pipe_from_crtc_id *pipe_from_crtc_id = data;
-	struct drm_crtc *drmmode_crtc;
-	struct intel_crtc *crtc;
-
-	drmmode_crtc = drm_crtc_find(dev, file, pipe_from_crtc_id->crtc_id);
-	if (!drmmode_crtc)
-		return -ENOENT;
-
-	crtc = to_intel_crtc(drmmode_crtc);
-	pipe_from_crtc_id->pipe = crtc->pipe;
-
-	return 0;
-}
-
 static u32 intel_encoder_possible_clones(struct intel_encoder *encoder)
 {
 	struct drm_device *dev = encoder->base.dev;
diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h
index 7ca26e5cb20e..d10608526eee 100644
--- a/drivers/gpu/drm/i915/display/intel_display.h
+++ b/drivers/gpu/drm/i915/display/intel_display.h
@@ -471,9 +471,6 @@ bool intel_encoder_is_snps(struct intel_encoder *encoder);
 bool intel_encoder_is_tc(struct intel_encoder *encoder);
 enum tc_port intel_encoder_to_tc(struct intel_encoder *encoder);
 
-int intel_get_pipe_from_crtc_id_ioctl(struct drm_device *dev, void *data,
-				      struct drm_file *file_priv);
-
 int ilk_get_lanes_required(int target_clock, int link_bw, int bpp);
 void vlv_wait_port_ready(struct drm_i915_private *dev_priv,
 			 struct intel_digital_port *dig_port,
diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c
index 943e938040c0..7f98f2dbd881 100644
--- a/drivers/gpu/drm/i915/i915_driver.c
+++ b/drivers/gpu/drm/i915/i915_driver.c
@@ -48,8 +48,8 @@
 #include "display/intel_acpi.h"
 #include "display/intel_bw.h"
 #include "display/intel_cdclk.h"
+#include "display/intel_crtc.h"
 #include "display/intel_display_driver.h"
-#include "display/intel_display.h"
 #include "display/intel_dmc.h"
 #include "display/intel_dp.h"
 #include "display/intel_dpt.h"
@@ -1724,7 +1724,7 @@ static const struct drm_ioctl_desc i915_ioctls[] = {
 	DRM_IOCTL_DEF_DRV(I915_GEM_SET_TILING, i915_gem_set_tiling_ioctl, DRM_RENDER_ALLOW),
 	DRM_IOCTL_DEF_DRV(I915_GEM_GET_TILING, i915_gem_get_tiling_ioctl, DRM_RENDER_ALLOW),
 	DRM_IOCTL_DEF_DRV(I915_GEM_GET_APERTURE, i915_gem_get_aperture_ioctl, DRM_RENDER_ALLOW),
-	DRM_IOCTL_DEF_DRV(I915_GET_PIPE_FROM_CRTC_ID, intel_get_pipe_from_crtc_id_ioctl, 0),
+	DRM_IOCTL_DEF_DRV(I915_GET_PIPE_FROM_CRTC_ID, intel_crtc_get_pipe_from_crtc_id_ioctl, 0),
 	DRM_IOCTL_DEF_DRV(I915_GEM_MADVISE, i915_gem_madvise_ioctl, DRM_RENDER_ALLOW),
 	DRM_IOCTL_DEF_DRV(I915_OVERLAY_PUT_IMAGE, intel_overlay_put_image_ioctl, DRM_MASTER),
 	DRM_IOCTL_DEF_DRV(I915_OVERLAY_ATTRS, intel_overlay_attrs_ioctl, DRM_MASTER),
