diff --git a/Documentation/gpu/drm-kms-helpers.rst b/Documentation/gpu/drm-kms-helpers.rst
index cfda5a092a48e..2d473bc64c9f3 100644
--- a/Documentation/gpu/drm-kms-helpers.rst
+++ b/Documentation/gpu/drm-kms-helpers.rst
@@ -356,13 +356,13 @@ EDID Helper Functions Reference
SCDC Helper Functions Reference
===============================
-.. kernel-doc:: drivers/gpu/drm/drm_scdc_helper.c
+.. kernel-doc:: drivers/gpu/drm/display/drm_scdc_helper.c
:doc: scdc helpers
-.. kernel-doc:: include/drm/drm_scdc_helper.h
+.. kernel-doc:: include/drm/display/drm_scdc_helper.h
:internal:
-.. kernel-doc:: drivers/gpu/drm/drm_scdc_helper.c
+.. kernel-doc:: drivers/gpu/drm/display/drm_scdc_helper.c
:export:
HDMI Infoframes Helper Reference
diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile
index 746a3a4953f36..15fe3163f8220 100644
--- a/drivers/gpu/drm/Makefile
+++ b/drivers/gpu/drm/Makefile
@@ -63,7 +63,7 @@ drm_kms_helper-y := drm_bridge_connector.o drm_crtc_helper.o \
drm_plane_helper.o drm_atomic_helper.o \
drm_kms_helper_common.o \
drm_simple_kms_helper.o drm_modeset_helper.o \
- drm_scdc_helper.o drm_gem_atomic_helper.o \
+ drm_gem_atomic_helper.o \
drm_gem_framebuffer_helper.o \
drm_atomic_state_helper.o drm_damage_helper.o \
drm_format_helper.o drm_self_refresh_helper.o drm_rect.o
diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
index 9ddab6c098149..3e1be9894ed17 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
@@ -26,13 +26,13 @@
#include <drm/bridge/dw_hdmi.h>
#include <drm/display/drm_hdmi_helper.h>
+#include <drm/display/drm_scdc_helper.h>
#include <drm/drm_atomic.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_bridge.h>
#include <drm/drm_of.h>
#include <drm/drm_print.h>
#include <drm/drm_probe_helper.h>
-#include <drm/drm_scdc_helper.h>
#include "dw-hdmi-audio.h"
#include "dw-hdmi-cec.h"
diff --git a/drivers/gpu/drm/display/Makefile b/drivers/gpu/drm/display/Makefile
index db644e7a550da..52cdda1180d92 100644
--- a/drivers/gpu/drm/display/Makefile
+++ b/drivers/gpu/drm/display/Makefile
@@ -8,7 +8,8 @@ drm_display_helper-$(CONFIG_DRM_DISPLAY_DP_HELPER) += drm_dp_dual_mode_helper.o
drm_dp_mst_topology.o \
drm_dsc_helper.o
drm_display_helper-$(CONFIG_DRM_DISPLAY_HDCP_HELPER) += drm_hdcp_helper.o
-drm_display_helper-$(CONFIG_DRM_DISPLAY_HDMI_HELPER) += drm_hdmi_helper.o
+drm_display_helper-$(CONFIG_DRM_DISPLAY_HDMI_HELPER) += drm_hdmi_helper.o \
+ drm_scdc_helper.o
drm_display_helper-$(CONFIG_DRM_DP_AUX_CHARDEV) += drm_dp_aux_dev.o
drm_display_helper-$(CONFIG_DRM_DP_CEC) += drm_dp_cec.o
diff --git a/drivers/gpu/drm/drm_scdc_helper.c b/drivers/gpu/drm/display/drm_scdc_helper.c
similarity index 99%
rename from drivers/gpu/drm/drm_scdc_helper.c
rename to drivers/gpu/drm/display/drm_scdc_helper.c
index 48a382464d54a..81881e81ceae0 100644
--- a/drivers/gpu/drm/drm_scdc_helper.c
+++ b/drivers/gpu/drm/display/drm_scdc_helper.c
@@ -21,11 +21,12 @@
* DEALINGS IN THE SOFTWARE.
*/
+#include <linux/i2c.h>
#include <linux/slab.h>
#include <linux/delay.h>
+#include <drm/display/drm_scdc_helper.h>
#include <drm/drm_print.h>
-#include <drm/drm_scdc_helper.h>
/**
* DOC: scdc helpers
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 8d5f0cbbf0b4b..7a8482b750711 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -42,7 +42,6 @@
#include <drm/drm_edid.h>
#include <drm/drm_encoder.h>
#include <drm/drm_print.h>
-#include <drm/drm_scdc_helper.h>
#include "drm_crtc_internal.h"
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index 027cc4cc38d92..dd02afaac43f5 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -27,8 +27,8 @@
#include <linux/string_helpers.h>
+#include <drm/display/drm_scdc_helper.h>
#include <drm/drm_privacy_screen_consumer.h>
-#include <drm/drm_scdc_helper.h>
#include "i915_drv.h"
#include "intel_audio.h"
diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c
index ce47ae5bab20b..1ae09431f53a8 100644
--- a/drivers/gpu/drm/i915/display/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
@@ -34,10 +34,10 @@
#include <drm/display/drm_hdcp_helper.h>
#include <drm/display/drm_hdmi_helper.h>
+#include <drm/display/drm_scdc_helper.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_crtc.h>
#include <drm/drm_edid.h>
-#include <drm/drm_scdc_helper.h>
#include <drm/intel_lpe_audio.h>
#include "i915_debugfs.h"
diff --git a/drivers/gpu/drm/nouveau/Kconfig b/drivers/gpu/drm/nouveau/Kconfig
index 8ebe142c173c0..34760164c271e 100644
--- a/drivers/gpu/drm/nouveau/Kconfig
+++ b/drivers/gpu/drm/nouveau/Kconfig
@@ -5,6 +5,7 @@ config DRM_NOUVEAU
select IOMMU_API
select FW_LOADER
select DRM_DISPLAY_DP_HELPER
+ select DRM_DISPLAY_HDMI_HELPER
select DRM_DISPLAY_HELPER
select DRM_KMS_HELPER
select DRM_TTM
diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c
index 45db61ac2bfe7..4347f0b61797a 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/disp.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c
@@ -34,13 +34,13 @@
#include <linux/iopoll.h>
#include <drm/display/drm_dp_helper.h>
+#include <drm/display/drm_scdc_helper.h>
#include <drm/drm_atomic.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_edid.h>
#include <drm/drm_fb_helper.h>
#include <drm/drm_plane_helper.h>
#include <drm/drm_probe_helper.h>
-#include <drm/drm_scdc_helper.h>
#include <drm/drm_vblank.h>
#include <nvif/push507c.h>
diff --git a/drivers/gpu/drm/tegra/Kconfig b/drivers/gpu/drm/tegra/Kconfig
index 93c935902330d..c36323f1c7e6f 100644
--- a/drivers/gpu/drm/tegra/Kconfig
+++ b/drivers/gpu/drm/tegra/Kconfig
@@ -6,6 +6,7 @@ config DRM_TEGRA
depends on DRM
depends on OF
select DRM_DISPLAY_DP_HELPER
+ select DRM_DISPLAY_HDMI_HELPER
select DRM_DISPLAY_HELPER
select DRM_DP_AUX_BUS
select DRM_KMS_HELPER
diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c
index 47b6c8e190ccc..8af632740673a 100644
--- a/drivers/gpu/drm/tegra/sor.c
+++ b/drivers/gpu/drm/tegra/sor.c
@@ -17,11 +17,11 @@
#include <soc/tegra/pmc.h>
#include <drm/display/drm_dp_helper.h>
+#include <drm/display/drm_scdc_helper.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_debugfs.h>
#include <drm/drm_file.h>
#include <drm/drm_panel.h>
-#include <drm/drm_scdc_helper.h>
#include <drm/drm_simple_kms_helper.h>
#include "dc.h"
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index 650b555e7d367..6aadb65eb6409 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -32,10 +32,10 @@
*/
#include <drm/display/drm_hdmi_helper.h>
+#include <drm/display/drm_scdc_helper.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_probe_helper.h>
#include <drm/drm_simple_kms_helper.h>
-#include <drm/drm_scdc_helper.h>
#include <linux/clk.h>
#include <linux/component.h>
#include <linux/i2c.h>
diff --git a/include/drm/drm_scdc_helper.h b/include/drm/display/drm_scdc.h
similarity index 65%
rename from include/drm/drm_scdc_helper.h
rename to include/drm/display/drm_scdc.h
index 6a483533aae40..3d58f37e8ed8e 100644
--- a/include/drm/drm_scdc_helper.h
+++ b/include/drm/display/drm_scdc.h
@@ -21,11 +21,8 @@
* DEALINGS IN THE SOFTWARE.
*/
-#ifndef DRM_SCDC_HELPER_H
-#define DRM_SCDC_HELPER_H
-
-#include <linux/i2c.h>
-#include <linux/types.h>
+#ifndef DRM_SCDC_H
+#define DRM_SCDC_H
#define SCDC_SINK_VERSION 0x01
@@ -88,49 +85,4 @@
#define SCDC_MANUFACTURER_SPECIFIC 0xde
#define SCDC_MANUFACTURER_SPECIFIC_SIZE 34
-ssize_t drm_scdc_read(struct i2c_adapter *adapter, u8 offset, void *buffer,
- size_t size);
-ssize_t drm_scdc_write(struct i2c_adapter *adapter, u8 offset,
- const void *buffer, size_t size);
-
-/**
- * drm_scdc_readb - read a single byte from SCDC
- * @adapter: I2C adapter
- * @offset: offset of register to read
- * @value: return location for the register value
- *
- * Reads a single byte from SCDC. This is a convenience wrapper around the
- * drm_scdc_read() function.
- *
- * Returns:
- * 0 on success or a negative error code on failure.
- */
-static inline int drm_scdc_readb(struct i2c_adapter *adapter, u8 offset,
- u8 *value)
-{
- return drm_scdc_read(adapter, offset, value, sizeof(*value));
-}
-
-/**
- * drm_scdc_writeb - write a single byte to SCDC
- * @adapter: I2C adapter
- * @offset: offset of register to read
- * @value: return location for the register value
- *
- * Writes a single byte to SCDC. This is a convenience wrapper around the
- * drm_scdc_write() function.
- *
- * Returns:
- * 0 on success or a negative error code on failure.
- */
-static inline int drm_scdc_writeb(struct i2c_adapter *adapter, u8 offset,
- u8 value)
-{
- return drm_scdc_write(adapter, offset, &value, sizeof(value));
-}
-
-bool drm_scdc_get_scrambling_status(struct i2c_adapter *adapter);
-
-bool drm_scdc_set_scrambling(struct i2c_adapter *adapter, bool enable);
-bool drm_scdc_set_high_tmds_clock_ratio(struct i2c_adapter *adapter, bool set);
#endif
diff --git a/include/drm/display/drm_scdc_helper.h b/include/drm/display/drm_scdc_helper.h
new file mode 100644
index 0000000000000..ded01fd948b46
--- /dev/null
+++ b/include/drm/display/drm_scdc_helper.h
@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2015 NVIDIA Corporation. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sub license,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef DRM_SCDC_HELPER_H
+#define DRM_SCDC_HELPER_H
+
+#include <linux/types.h>
+
+#include <drm/display/drm_scdc.h>
+
+struct i2c_adapter;
+
+ssize_t drm_scdc_read(struct i2c_adapter *adapter, u8 offset, void *buffer,
+ size_t size);
+ssize_t drm_scdc_write(struct i2c_adapter *adapter, u8 offset,
+ const void *buffer, size_t size);
+
+/**
+ * drm_scdc_readb - read a single byte from SCDC
+ * @adapter: I2C adapter
+ * @offset: offset of register to read
+ * @value: return location for the register value
+ *
+ * Reads a single byte from SCDC. This is a convenience wrapper around the
+ * drm_scdc_read() function.
+ *
+ * Returns:
+ * 0 on success or a negative error code on failure.
+ */
+static inline int drm_scdc_readb(struct i2c_adapter *adapter, u8 offset,
+ u8 *value)
+{
+ return drm_scdc_read(adapter, offset, value, sizeof(*value));
+}
+
+/**
+ * drm_scdc_writeb - write a single byte to SCDC
+ * @adapter: I2C adapter
+ * @offset: offset of register to read
+ * @value: return location for the register value
+ *
+ * Writes a single byte to SCDC. This is a convenience wrapper around the
+ * drm_scdc_write() function.
+ *
+ * Returns:
+ * 0 on success or a negative error code on failure.
+ */
+static inline int drm_scdc_writeb(struct i2c_adapter *adapter, u8 offset,
+ u8 value)
+{
+ return drm_scdc_write(adapter, offset, &value, sizeof(value));
+}
+
+bool drm_scdc_get_scrambling_status(struct i2c_adapter *adapter);
+
+bool drm_scdc_set_scrambling(struct i2c_adapter *adapter, bool enable);
+bool drm_scdc_set_high_tmds_clock_ratio(struct i2c_adapter *adapter, bool set);
+
+#endif