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drm/dp: Move DP declarations into separate header file 

Split the DP declarations from other helpers before moving the
DP functions into a separate module.

v2:
	* forward-declare struct drm_dp_aux (Jani)
	* add include guards in drm_dp_helper_internal.h

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Daniel Vetter <daniel@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20220114114535.29157-3-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2022-01-14 12:45:32 +01:00
parent dfacce5955
commit 3681eb24a9
6 changed files with 37 additions and 30 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
drivers/gpu/drm/drm_crtc_helper_internal.h
View File

@ -28,36 +28,9 @@
#include <drm/drm_connector.h>
#include <drm/drm_crtc.h>
#include <drm/drm_dp_helper.h>
#include <drm/drm_encoder.h>
#include <drm/drm_modes.h>
/* drm_dp_aux_dev.c */
#ifdef CONFIG_DRM_DP_AUX_CHARDEV
int drm_dp_aux_dev_init(void);
void drm_dp_aux_dev_exit(void);
int drm_dp_aux_register_devnode(struct drm_dp_aux *aux);
void drm_dp_aux_unregister_devnode(struct drm_dp_aux *aux);
#else
static inline int drm_dp_aux_dev_init(void)
{
return 0;
}
static inline void drm_dp_aux_dev_exit(void)
{
}
static inline int drm_dp_aux_register_devnode(struct drm_dp_aux *aux)
{
return 0;
}
static inline void drm_dp_aux_unregister_devnode(struct drm_dp_aux *aux)
{
}
#endif
/* drm_probe_helper.c */
enum drm_mode_status drm_crtc_mode_valid(struct drm_crtc *crtc,
const struct drm_display_mode *mode);

2
drivers/gpu/drm/drm_dp_aux_dev.c
View File

@ -40,7 +40,7 @@
#include <drm/drm_dp_mst_helper.h>
#include <drm/drm_print.h>
#include "drm_crtc_helper_internal.h"
#include "drm_dp_helper_internal.h"
struct drm_dp_aux_dev {
unsigned index;

2
drivers/gpu/drm/drm_dp_helper.c
View File

@ -35,7 +35,7 @@
#include <drm/drm_dp_mst_helper.h>
#include <drm/drm_panel.h>
#include "drm_crtc_helper_internal.h"
#include "drm_dp_helper_internal.h"
struct dp_aux_backlight {
struct backlight_device *base;

33
drivers/gpu/drm/drm_dp_helper_internal.h Normal file
View File

@ -0,0 +1,33 @@
/* SPDX-License-Identifier: MIT */
#ifndef DRM_DP_HELPER_INTERNAL_H
#define DRM_DP_HELPER_INTERNAL_H
struct drm_dp_aux;
#ifdef CONFIG_DRM_DP_AUX_CHARDEV
int drm_dp_aux_dev_init(void);
void drm_dp_aux_dev_exit(void);
int drm_dp_aux_register_devnode(struct drm_dp_aux *aux);
void drm_dp_aux_unregister_devnode(struct drm_dp_aux *aux);
#else
static inline int drm_dp_aux_dev_init(void)
{
return 0;
}
static inline void drm_dp_aux_dev_exit(void)
{
}
static inline int drm_dp_aux_register_devnode(struct drm_dp_aux *aux)
{
return 0;
}
static inline void drm_dp_aux_unregister_devnode(struct drm_dp_aux *aux)
{
}
#endif
#endif

2
drivers/gpu/drm/drm_dp_mst_topology.c
View File

@ -45,7 +45,7 @@
#include <drm/drm_print.h>
#include <drm/drm_probe_helper.h>
#include "drm_crtc_helper_internal.h"
#include "drm_dp_helper_internal.h"
#include "drm_dp_mst_topology_internal.h"
/**

1
drivers/gpu/drm/drm_kms_helper_common.c
View File

@ -29,6 +29,7 @@
#include <drm/drm_print.h>
#include "drm_dp_helper_internal.h"
#include "drm_crtc_helper_internal.h"
MODULE_AUTHOR("David Airlie, Jesse Barnes");