drm/i915/display: include media/cec-notifier.h and linux/debugfs.h where needed

Use a forward declaration for struct cec_notifier instead of including
media/cec-notifier.h in intel_display_types.h, and only include it where
needed.

Also realize that a lot of places depend on including linux/debugfs.h
via intel_display_types.h -> media/cec-notifier.h -> media/cec.h, and
include that too where needed.

v2: hsw_ips.c also needs debugfs.h (kernel test robot)

Reviewed-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240827104521.4151471-1-jani.nikula@intel.com

16 files changed, 25 insertions, 1 deletions

diff --git a/drivers/gpu/drm/i915/display/hsw_ips.c b/drivers/gpu/drm/i915/display/hsw_ips.c
index 611a7d6ef80c..c571c6e76d4a 100644
--- a/drivers/gpu/drm/i915/display/hsw_ips.c
+++ b/drivers/gpu/drm/i915/display/hsw_ips.c
@@ -3,6 +3,8 @@
  * Copyright © 2022 Intel Corporation
  */
 
+#include <linux/debugfs.h>
+
 #include "hsw_ips.h"
 #include "i915_drv.h"
 #include "i915_reg.h"
diff --git a/drivers/gpu/drm/i915/display/intel_alpm.c b/drivers/gpu/drm/i915/display/intel_alpm.c
index 186cf4833f71..31c068f393b7 100644
--- a/drivers/gpu/drm/i915/display/intel_alpm.c
+++ b/drivers/gpu/drm/i915/display/intel_alpm.c
@@ -3,6 +3,8 @@
  * Copyright 2024, Intel Corporation.
  */
 
+#include <linux/debugfs.h>
+
 #include "intel_alpm.h"
 #include "intel_crtc.h"
 #include "intel_de.h"
diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c
index d49435af62c7..cd32c9cd38a9 100644
--- a/drivers/gpu/drm/i915/display/intel_bios.c
+++ b/drivers/gpu/drm/i915/display/intel_bios.c
@@ -25,6 +25,7 @@
  *
  */
 
+#include <linux/debugfs.h>
 #include <linux/firmware.h>
 
 #include <drm/display/drm_dp_helper.h>
diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c
index aa3ba66c5307..d6031419e32b 100644
--- a/drivers/gpu/drm/i915/display/intel_cdclk.c
+++ b/drivers/gpu/drm/i915/display/intel_cdclk.c
@@ -21,6 +21,7 @@
  * DEALINGS IN THE SOFTWARE.
  */
 
+#include <linux/debugfs.h>
 #include <linux/time.h>
 
 #include <drm/drm_fixed.h>
diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c
index f5f618199d39..30a0a1d7f6f1 100644
--- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c
+++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c
@@ -3,6 +3,7 @@
  * Copyright © 2020 Intel Corporation
  */
 
+#include <linux/debugfs.h>
 #include <linux/string_helpers.h>
 
 #include <drm/drm_debugfs.h>
diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
index 5a6c3be5a909..4b8b7a86d02c 100644
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -43,7 +43,6 @@
 #include <drm/drm_rect.h>
 #include <drm/drm_vblank_work.h>
 #include <drm/intel/i915_hdcp_interface.h>
-#include <media/cec-notifier.h>
 
 #include "gem/i915_gem_object_types.h" /* for to_intel_bo() */
 #include "i915_vma.h"
@@ -55,6 +54,7 @@
 #include "intel_dpll_mgr.h"
 #include "intel_wm_types.h"
 
+struct cec_notifier;
 struct drm_printer;
 struct __intel_global_objs_state;
 struct intel_connector;
diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.c b/drivers/gpu/drm/i915/display/intel_dp_link_training.c
index 40bedc31d6bf..f45797c1a205 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_link_training.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.c
@@ -21,6 +21,8 @@
  * IN THE SOFTWARE.
  */
 
+#include <linux/debugfs.h>
+
 #include <drm/display/drm_dp_helper.h>
 
 #include "i915_drv.h"
diff --git a/drivers/gpu/drm/i915/display/intel_drrs.c b/drivers/gpu/drm/i915/display/intel_drrs.c
index 3ca29afa5422..bb39eb96e812 100644
--- a/drivers/gpu/drm/i915/display/intel_drrs.c
+++ b/drivers/gpu/drm/i915/display/intel_drrs.c
@@ -3,6 +3,8 @@
  * Copyright © 2021 Intel Corporation
  */
 
+#include <linux/debugfs.h>
+
 #include "i915_drv.h"
 #include "i915_reg.h"
 #include "intel_atomic.h"
diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c
index 52b79bacef4d..b53b38c2f19f 100644
--- a/drivers/gpu/drm/i915/display/intel_fbc.c
+++ b/drivers/gpu/drm/i915/display/intel_fbc.c
@@ -38,6 +38,7 @@
  * forcibly disable it to allow proper screen updates.
  */
 
+#include <linux/debugfs.h>
 #include <linux/string_helpers.h>
 
 #include <drm/drm_blend.h>
diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c
index 15316c0272a8..869fa00f7ef2 100644
--- a/drivers/gpu/drm/i915/display/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
@@ -41,6 +41,8 @@
 #include <drm/drm_probe_helper.h>
 #include <drm/intel/intel_lpe_audio.h>
 
+#include <media/cec-notifier.h>
+
 #include "g4x_hdmi.h"
 #include "i915_drv.h"
 #include "i915_reg.h"
diff --git a/drivers/gpu/drm/i915/display/intel_hotplug.c b/drivers/gpu/drm/i915/display/intel_hotplug.c
index 2617c5f63a07..a013b0e0ef54 100644
--- a/drivers/gpu/drm/i915/display/intel_hotplug.c
+++ b/drivers/gpu/drm/i915/display/intel_hotplug.c
@@ -21,6 +21,7 @@
  * IN THE SOFTWARE.
  */
 
+#include <linux/debugfs.h>
 #include <linux/kernel.h>
 
 #include <drm/drm_probe_helper.h>
diff --git a/drivers/gpu/drm/i915/display/intel_opregion.c b/drivers/gpu/drm/i915/display/intel_opregion.c
index ff11836459de..0eaa6cd6fe80 100644
--- a/drivers/gpu/drm/i915/display/intel_opregion.c
+++ b/drivers/gpu/drm/i915/display/intel_opregion.c
@@ -26,6 +26,7 @@
  */
 
 #include <linux/acpi.h>
+#include <linux/debugfs.h>
 #include <linux/dmi.h>
 #include <acpi/video.h>
 
diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c
index feddc30e3375..cdbac9f5a14c 100644
--- a/drivers/gpu/drm/i915/display/intel_pps.c
+++ b/drivers/gpu/drm/i915/display/intel_pps.c
@@ -3,6 +3,8 @@
  * Copyright © 2020 Intel Corporation
  */
 
+#include <linux/debugfs.h>
+
 #include "g4x_dp.h"
 #include "i915_drv.h"
 #include "i915_reg.h"
diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index 1f83b3b67ea6..b30fa067ce6e 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -21,6 +21,8 @@
  * DEALINGS IN THE SOFTWARE.
  */
 
+#include <linux/debugfs.h>
+
 #include <drm/drm_atomic_helper.h>
 #include <drm/drm_damage_helper.h>
 #include <drm/drm_debugfs.h>
diff --git a/drivers/gpu/drm/i915/display/intel_wm.c b/drivers/gpu/drm/i915/display/intel_wm.c
index 82c4933ad507..462917bc488f 100644
--- a/drivers/gpu/drm/i915/display/intel_wm.c
+++ b/drivers/gpu/drm/i915/display/intel_wm.c
@@ -3,6 +3,8 @@
  * Copyright © 2023 Intel Corporation
  */
 
+#include <linux/debugfs.h>
+
 #include "i915_drv.h"
 #include "i9xx_wm.h"
 #include "intel_display_types.h"
diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c
index 045c7cac166b..e955e399b390 100644
--- a/drivers/gpu/drm/i915/display/skl_watermark.c
+++ b/drivers/gpu/drm/i915/display/skl_watermark.c
@@ -3,6 +3,8 @@
  * Copyright © 2022 Intel Corporation
  */
 
+#include <linux/debugfs.h>
+
 #include <drm/drm_blend.h>
 
 #include "i915_drv.h"