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drm/display: Move HDMI helpers into display-helper module

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Move DRM's HMDI helpers into the display/ subdirectoy and add it
to DRM's display helpers. Update all affected drivers. No functional
changes.

The HDMI helpers were implemented in the EDID and connector code, but
are actually unrelated. With the move to the display-helper library, we
can remove the dependency on drm_edid.{c,h} in some driver's HDMI source
files.

Several of the HDMI helpers remain in EDID code because both share parts
of their implementation internally. With better refractoring of the EDID
code, those HDMI helpers could be moved into the display-helper library
as well.

v3:
	* fix Kconfig dependencies (Javier)
v2:
	* reduce HDMI helpers to avoid exporting functions (Jani)
	* fix include statements (Jani, Javier)
	* update Kconfig symbols

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220421073108.19226-8-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann
2022-04-21 09:31:07 +02:00
parent 6a99099fe1
commit 4fc8cb47fc
19 changed files with 246 additions and 212 deletions
Download Patch File Download Diff File Expand all files Collapse all files

27
include/drm/display/drm_hdmi_helper.h Normal file
View File

@@ -0,0 +1,27 @@
/* SPDX-License-Identifier: MIT */
#ifndef DRM_HDMI_HELPER
#define DRM_HDMI_HELPER
#include <linux/hdmi.h>
struct drm_connector;
struct drm_connector_state;
struct drm_display_mode;
void
drm_hdmi_avi_infoframe_colorimetry(struct hdmi_avi_infoframe *frame,
const struct drm_connector_state *conn_state);
void
drm_hdmi_avi_infoframe_bars(struct hdmi_avi_infoframe *frame,
const struct drm_connector_state *conn_state);
int
drm_hdmi_infoframe_set_hdr_metadata(struct hdmi_drm_infoframe *frame,
const struct drm_connector_state *conn_state);
void drm_hdmi_avi_infoframe_content_type(struct hdmi_avi_infoframe *frame,
const struct drm_connector_state *conn_state);
#endif

3
include/drm/drm_connector.h
View File

@@ -1784,9 +1784,6 @@ int drm_mode_create_aspect_ratio_property(struct drm_device *dev);
int drm_mode_create_hdmi_colorspace_property(struct drm_connector *connector);
int drm_mode_create_dp_colorspace_property(struct drm_connector *connector);
int drm_mode_create_content_type_property(struct drm_device *dev);
void drm_hdmi_avi_infoframe_content_type(struct hdmi_avi_infoframe *frame,
const struct drm_connector_state *conn_state);
int drm_mode_create_suggested_offset_properties(struct drm_device *dev);
int drm_connector_set_path_property(struct drm_connector *connector,

12
include/drm/drm_edid.h
View File

@@ -400,24 +400,12 @@ drm_hdmi_vendor_infoframe_from_display_mode(struct hdmi_vendor_infoframe *frame,
const struct drm_connector *connector,
const struct drm_display_mode *mode);
void
drm_hdmi_avi_infoframe_colorimetry(struct hdmi_avi_infoframe *frame,
const struct drm_connector_state *conn_state);
void
drm_hdmi_avi_infoframe_bars(struct hdmi_avi_infoframe *frame,
const struct drm_connector_state *conn_state);
void
drm_hdmi_avi_infoframe_quant_range(struct hdmi_avi_infoframe *frame,
const struct drm_connector *connector,
const struct drm_display_mode *mode,
enum hdmi_quantization_range rgb_quant_range);
int
drm_hdmi_infoframe_set_hdr_metadata(struct hdmi_drm_infoframe *frame,
const struct drm_connector_state *conn_state);
/**
* drm_eld_mnl - Get ELD monitor name length in bytes.
* @eld: pointer to an eld memory structure with mnl set