drm/i915/display: move intel_modeset_probe_defer() to intel_display_driver.[ch]

High level display functionality only called from driver top level code.
Reviewed-by: Gustavo Sousa <gustavo.sousa@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/831ed4d0356b51526704269038a6d2d72739e779.1681465222.git.jani.nikula@intel.com

drivers/gpu/drm/i915/display/intel_display.c

@@ -31,7 +31,6 @@
 #include <linux/module.h>
 #include <linux/slab.h>
 #include <linux/string_helpers.h>
-#include <linux/vga_switcheroo.h>
 
 #include <drm/display/drm_dp_helper.h>
 #include <drm/drm_atomic.h>
@@ -40,7 +39,6 @@
 #include <drm/drm_damage_helper.h>
 #include <drm/drm_edid.h>
 #include <drm/drm_fourcc.h>
-#include <drm/drm_privacy_screen_consumer.h>
 #include <drm/drm_probe_helper.h>
 #include <drm/drm_rect.h>
 
@@ -8816,27 +8814,6 @@ void intel_modeset_driver_remove_nogem(struct drm_i915_private *i915)
 	intel_bios_driver_remove(i915);
 }
 
-bool intel_modeset_probe_defer(struct pci_dev *pdev)
-{
-	struct drm_privacy_screen *privacy_screen;
-
-	/*
-	 * apple-gmux is needed on dual GPU MacBook Pro
-	 * to probe the panel if we're the inactive GPU.
-	 */
-	if (vga_switcheroo_client_probe_defer(pdev))
-		return true;
-
-	/* If the LCD panel has a privacy-screen, wait for it */
-	privacy_screen = drm_privacy_screen_get(&pdev->dev, NULL);
-	if (IS_ERR(privacy_screen) && PTR_ERR(privacy_screen) == -EPROBE_DEFER)
-		return true;
-
-	drm_privacy_screen_put(privacy_screen);
-
-	return false;
-}
-
 bool intel_scanout_needs_vtd_wa(struct drm_i915_private *i915)
 {
 	return DISPLAY_VER(i915) >= 6 && i915_vtd_active(i915);

drivers/gpu/drm/i915/display/intel_display.h

@@ -521,7 +521,6 @@ void intel_plane_fixup_bitmasks(struct intel_crtc_state *crtc_state);
 void intel_update_watermarks(struct drm_i915_private *i915);
 
 /* modesetting */
-bool intel_modeset_probe_defer(struct pci_dev *pdev);
 void intel_modeset_init_hw(struct drm_i915_private *i915);
 int intel_modeset_init_noirq(struct drm_i915_private *i915);
 int intel_modeset_init_nogem(struct drm_i915_private *i915);

drivers/gpu/drm/i915/display/intel_display_driver.c

@@ -7,8 +7,10 @@
  * details here.
  */
 
+#include <linux/vga_switcheroo.h>
 #include <acpi/video.h>
 #include <drm/drm_atomic_helper.h>
+#include <drm/drm_privacy_screen_consumer.h>
 #include <drm/drm_probe_helper.h>
 
 #include "i915_drv.h"
@@ -19,6 +21,27 @@
 #include "intel_fbdev.h"
 #include "intel_opregion.h"
 
+bool intel_modeset_probe_defer(struct pci_dev *pdev)
+{
+	struct drm_privacy_screen *privacy_screen;
+
+	/*
+	 * apple-gmux is needed on dual GPU MacBook Pro
+	 * to probe the panel if we're the inactive GPU.
+	 */
+	if (vga_switcheroo_client_probe_defer(pdev))
+		return true;
+
+	/* If the LCD panel has a privacy-screen, wait for it */
+	privacy_screen = drm_privacy_screen_get(&pdev->dev, NULL);
+	if (IS_ERR(privacy_screen) && PTR_ERR(privacy_screen) == -EPROBE_DEFER)
+		return true;
+
+	drm_privacy_screen_put(privacy_screen);
+
+	return false;
+}
+
 void intel_display_driver_register(struct drm_i915_private *i915)
 {
 	if (!HAS_DISPLAY(i915))

drivers/gpu/drm/i915/display/intel_display_driver.h

@@ -6,8 +6,12 @@
 #ifndef __INTEL_DISPLAY_DRIVER_H__
 #define __INTEL_DISPLAY_DRIVER_H__
 
+#include <linux/types.h>
+
 struct drm_i915_private;
+struct pci_dev;
 
+bool intel_modeset_probe_defer(struct pci_dev *pdev);
 void intel_display_driver_register(struct drm_i915_private *i915);
 void intel_display_driver_unregister(struct drm_i915_private *i915);
 

drivers/gpu/drm/i915/i915_pci.c

@@ -27,6 +27,7 @@
 #include <drm/i915_pciids.h>
 
 #include "display/intel_display.h"
+#include "display/intel_display_driver.h"
 #include "gt/intel_gt_regs.h"
 #include "gt/intel_sa_media.h"