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e94cb37b | 1 | /* |
e15c8f4b | 2 | * Copyright © 2016 Intel Corporation |
e94cb37b RA |
3 | * |
4 | * Permission is hereby granted, free of charge, to any person obtaining a | |
5 | * copy of this software and associated documentation files (the "Software"), | |
6 | * to deal in the Software without restriction, including without limitation | |
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
8 | * and/or sell copies of the Software, and to permit persons to whom the | |
9 | * Software is furnished to do so, subject to the following conditions: | |
10 | * | |
e15c8f4b DV |
11 | * The above copyright notice and this permission notice shall be included in |
12 | * all copies or substantial portions of the Software. | |
e94cb37b RA |
13 | * |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
e15c8f4b DV |
17 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
18 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
20 | * OTHER DEALINGS IN THE SOFTWARE. | |
e94cb37b RA |
21 | */ |
22 | ||
e15c8f4b DV |
23 | /* |
24 | * This header file contains mode setting related functions and definitions | |
25 | * which are only used within the drm kms helper module as internal | |
26 | * implementation details and are not exported to drivers. | |
27 | */ | |
e94cb37b | 28 | |
da251bf8 JA |
29 | #include <drm/drm_connector.h> |
30 | #include <drm/drm_crtc.h> | |
e94cb37b | 31 | #include <drm/drm_dp_helper.h> |
da251bf8 JA |
32 | #include <drm/drm_encoder.h> |
33 | #include <drm/drm_modes.h> | |
e94cb37b | 34 | |
e15c8f4b | 35 | /* drm_fb_helper.c */ |
699fbeea | 36 | #ifdef CONFIG_DRM_FBDEV_EMULATION |
e15c8f4b | 37 | int drm_fb_helper_modinit(void); |
699fbeea VS |
38 | #else |
39 | static inline int drm_fb_helper_modinit(void) | |
40 | { | |
41 | return 0; | |
42 | } | |
43 | #endif | |
e94cb37b | 44 | |
e15c8f4b DV |
45 | /* drm_dp_aux_dev.c */ |
46 | #ifdef CONFIG_DRM_DP_AUX_CHARDEV | |
e94cb37b RA |
47 | int drm_dp_aux_dev_init(void); |
48 | void drm_dp_aux_dev_exit(void); | |
49 | int drm_dp_aux_register_devnode(struct drm_dp_aux *aux); | |
50 | void drm_dp_aux_unregister_devnode(struct drm_dp_aux *aux); | |
e94cb37b | 51 | #else |
e94cb37b RA |
52 | static inline int drm_dp_aux_dev_init(void) |
53 | { | |
54 | return 0; | |
55 | } | |
56 | ||
57 | static inline void drm_dp_aux_dev_exit(void) | |
58 | { | |
59 | } | |
60 | ||
61 | static inline int drm_dp_aux_register_devnode(struct drm_dp_aux *aux) | |
62 | { | |
63 | return 0; | |
64 | } | |
65 | ||
66 | static inline void drm_dp_aux_unregister_devnode(struct drm_dp_aux *aux) | |
67 | { | |
68 | } | |
e94cb37b | 69 | #endif |
da251bf8 JA |
70 | |
71 | /* drm_probe_helper.c */ | |
72 | enum drm_mode_status drm_crtc_mode_valid(struct drm_crtc *crtc, | |
73 | const struct drm_display_mode *mode); | |
74 | enum drm_mode_status drm_encoder_mode_valid(struct drm_encoder *encoder, | |
75 | const struct drm_display_mode *mode); | |
76 | enum drm_mode_status drm_connector_mode_valid(struct drm_connector *connector, | |
77 | struct drm_display_mode *mode); |