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f453ba04 DA |
1 | /* |
2 | * Copyright © 2006 Keith Packard | |
3 | * Copyright © 2007-2008 Dave Airlie | |
4 | * Copyright © 2007-2008 Intel Corporation | |
5 | * Jesse Barnes <jesse.barnes@intel.com> | |
6 | * | |
7 | * Permission is hereby granted, free of charge, to any person obtaining a | |
8 | * copy of this software and associated documentation files (the "Software"), | |
9 | * to deal in the Software without restriction, including without limitation | |
10 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
11 | * and/or sell copies of the Software, and to permit persons to whom the | |
12 | * Software is furnished to do so, subject to the following conditions: | |
13 | * | |
14 | * The above copyright notice and this permission notice shall be included in | |
15 | * all copies or substantial portions of the Software. | |
16 | * | |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
20 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
21 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
22 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
23 | * OTHER DEALINGS IN THE SOFTWARE. | |
24 | */ | |
25 | ||
26 | /* | |
27 | * The DRM mode setting helper functions are common code for drivers to use if | |
28 | * they wish. Drivers are not forced to use this code in their | |
29 | * implementations but it would be useful if they code they do use at least | |
30 | * provides a consistent interface and operation to userspace | |
31 | */ | |
32 | ||
33 | #ifndef __DRM_CRTC_HELPER_H__ | |
34 | #define __DRM_CRTC_HELPER_H__ | |
35 | ||
f453ba04 DA |
36 | #include <linux/spinlock.h> |
37 | #include <linux/types.h> | |
38 | #include <linux/idr.h> | |
39 | ||
40 | #include <linux/fb.h> | |
41 | ||
6d11a2f0 | 42 | #include <drm/drm_crtc.h> |
092d01da | 43 | #include <drm/drm_modeset_helper_vtables.h> |
f453ba04 | 44 | |
f453ba04 | 45 | extern void drm_helper_disable_unused_functions(struct drm_device *dev); |
f453ba04 DA |
46 | extern int drm_crtc_helper_set_config(struct drm_mode_set *set); |
47 | extern bool drm_crtc_helper_set_mode(struct drm_crtc *crtc, | |
48 | struct drm_display_mode *mode, | |
3c4fdcfb KH |
49 | int x, int y, |
50 | struct drm_framebuffer *old_fb); | |
f453ba04 | 51 | extern bool drm_helper_crtc_in_use(struct drm_crtc *crtc); |
f380ef86 | 52 | extern bool drm_helper_encoder_in_use(struct drm_encoder *encoder); |
f453ba04 | 53 | |
9a69a9ac | 54 | extern int drm_helper_connector_dpms(struct drm_connector *connector, int mode); |
c9fb15f6 | 55 | |
cfc1a062 DV |
56 | extern void drm_helper_move_panel_connectors_to_head(struct drm_device *); |
57 | ||
9fd93784 | 58 | extern void drm_helper_mode_fill_fb_struct(struct drm_framebuffer *fb, |
1eb83451 | 59 | const struct drm_mode_fb_cmd2 *mode_cmd); |
f453ba04 | 60 | |
00d762cb | 61 | extern void drm_helper_resume_force_mode(struct drm_device *dev); |
8d754544 | 62 | |
2f324b42 DV |
63 | int drm_helper_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode, |
64 | struct drm_display_mode *adjusted_mode, int x, int y, | |
65 | struct drm_framebuffer *old_fb); | |
66 | int drm_helper_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y, | |
67 | struct drm_framebuffer *old_fb); | |
68 | ||
8d754544 DV |
69 | /* drm_probe_helper.c */ |
70 | extern int drm_helper_probe_single_connector_modes(struct drm_connector | |
71 | *connector, uint32_t maxX, | |
72 | uint32_t maxY); | |
eb1f8e4f DA |
73 | extern void drm_kms_helper_poll_init(struct drm_device *dev); |
74 | extern void drm_kms_helper_poll_fini(struct drm_device *dev); | |
b8206d39 | 75 | extern bool drm_helper_hpd_irq_event(struct drm_device *dev); |
3d3683f0 | 76 | extern void drm_kms_helper_hotplug_event(struct drm_device *dev); |
fbf81762 DA |
77 | |
78 | extern void drm_kms_helper_poll_disable(struct drm_device *dev); | |
79 | extern void drm_kms_helper_poll_enable(struct drm_device *dev); | |
4ad640e9 | 80 | extern void drm_kms_helper_poll_enable_locked(struct drm_device *dev); |
d0d110e0 | 81 | |
f453ba04 | 82 | #endif |