1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
2 | /* |
3 | * Copyright (C) 2023 Linaro Ltd. |
4 | * |
5 | * Author: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> |
6 | */ |
7 | #ifndef DRM_AUX_BRIDGE_H |
8 | #define DRM_AUX_BRIDGE_H |
9 | |
10 | #include <drm/drm_connector.h> |
11 | |
12 | struct auxiliary_device; |
13 | |
14 | #if IS_ENABLED(CONFIG_DRM_AUX_BRIDGE) |
15 | int drm_aux_bridge_register(struct device *parent); |
16 | #else |
17 | static inline int drm_aux_bridge_register(struct device *parent) |
18 | { |
19 | return 0; |
20 | } |
21 | #endif |
22 | |
23 | #if IS_ENABLED(CONFIG_DRM_AUX_HPD_BRIDGE) |
24 | struct auxiliary_device *devm_drm_dp_hpd_bridge_alloc(struct device *parent, struct device_node *np); |
25 | int devm_drm_dp_hpd_bridge_add(struct device *dev, struct auxiliary_device *adev); |
26 | struct device *drm_dp_hpd_bridge_register(struct device *parent, |
27 | struct device_node *np); |
28 | void drm_aux_hpd_bridge_notify(struct device *dev, enum drm_connector_status status); |
29 | #else |
30 | static inline struct auxiliary_device *devm_drm_dp_hpd_bridge_alloc(struct device *parent, |
31 | struct device_node *np) |
32 | { |
33 | return NULL; |
34 | } |
35 | |
36 | static inline int devm_drm_dp_hpd_bridge_add(struct auxiliary_device *adev) |
37 | { |
38 | return 0; |
39 | } |
40 | |
41 | static inline struct device *drm_dp_hpd_bridge_register(struct device *parent, |
42 | struct device_node *np) |
43 | { |
44 | return NULL; |
45 | } |
46 | |
47 | static inline void drm_aux_hpd_bridge_notify(struct device *dev, enum drm_connector_status status) |
48 | { |
49 | } |
50 | #endif |
51 | |
52 | #endif |
53 | |