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c103d1cf MR |
1 | /* |
2 | * Copyright (C) 2011-2013 Intel Corporation | |
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 | * | |
11 | * The above copyright notice and this permission notice (including the next | |
12 | * paragraph) shall be included in all copies or substantial portions of the | |
13 | * Software. | |
14 | * | |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
21 | * SOFTWARE. | |
22 | */ | |
23 | ||
24 | #ifndef DRM_PLANE_HELPER_H | |
25 | #define DRM_PLANE_HELPER_H | |
26 | ||
7daf8d54 | 27 | #include <drm/drm_rect.h> |
3cb9ae4f | 28 | #include <drm/drm_crtc.h> |
092d01da | 29 | #include <drm/drm_modeset_helper_vtables.h> |
7daf8d54 MR |
30 | |
31 | /* | |
32 | * Drivers that don't allow primary plane scaling may pass this macro in place | |
33 | * of the min/max scale parameters of the update checker function. | |
34 | * | |
35 | * Due to src being in 16.16 fixed point and dest being in integer pixels, | |
36 | * 1<<16 represents no scaling. | |
37 | */ | |
38 | #define DRM_PLANE_HELPER_NO_SCALING (1<<16) | |
39 | ||
b54a0935 TR |
40 | int drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc, |
41 | const struct drm_crtc_funcs *funcs); | |
3cb9ae4f | 42 | |
b54a0935 TR |
43 | int drm_plane_helper_check_update(struct drm_plane *plane, |
44 | struct drm_crtc *crtc, | |
45 | struct drm_framebuffer *fb, | |
46 | struct drm_rect *src, | |
47 | struct drm_rect *dest, | |
48 | const struct drm_rect *clip, | |
9b8b013d | 49 | unsigned int rotation, |
b54a0935 TR |
50 | int min_scale, |
51 | int max_scale, | |
52 | bool can_position, | |
53 | bool can_update_disabled, | |
54 | bool *visible); | |
55 | int drm_primary_helper_update(struct drm_plane *plane, | |
56 | struct drm_crtc *crtc, | |
57 | struct drm_framebuffer *fb, | |
58 | int crtc_x, int crtc_y, | |
59 | unsigned int crtc_w, unsigned int crtc_h, | |
60 | uint32_t src_x, uint32_t src_y, | |
61 | uint32_t src_w, uint32_t src_h); | |
62 | int drm_primary_helper_disable(struct drm_plane *plane); | |
63 | void drm_primary_helper_destroy(struct drm_plane *plane); | |
c103d1cf | 64 | extern const struct drm_plane_funcs drm_primary_helper_funcs; |
c103d1cf | 65 | |
acf24a39 DV |
66 | int drm_plane_helper_update(struct drm_plane *plane, struct drm_crtc *crtc, |
67 | struct drm_framebuffer *fb, | |
68 | int crtc_x, int crtc_y, | |
69 | unsigned int crtc_w, unsigned int crtc_h, | |
70 | uint32_t src_x, uint32_t src_y, | |
71 | uint32_t src_w, uint32_t src_h); | |
72 | int drm_plane_helper_disable(struct drm_plane *plane); | |
73 | ||
2f324b42 DV |
74 | /* For use by drm_crtc_helper.c */ |
75 | int drm_plane_helper_commit(struct drm_plane *plane, | |
76 | struct drm_plane_state *plane_state, | |
77 | struct drm_framebuffer *old_fb); | |
c103d1cf | 78 | #endif |