projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 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, | |
| 49 | int min_scale, | |
| 50 | int max_scale, | |
| 51 | bool can_position, | |
| 52 | bool can_update_disabled, | |
| 53 | bool *visible); | |
| 54 | int drm_primary_helper_update(struct drm_plane *plane, | |
| 55 | struct drm_crtc *crtc, | |
| 56 | struct drm_framebuffer *fb, | |
| 57 | int crtc_x, int crtc_y, | |
| 58 | unsigned int crtc_w, unsigned int crtc_h, | |
| 59 | uint32_t src_x, uint32_t src_y, | |
| 60 | uint32_t src_w, uint32_t src_h); | |
| 61 | int drm_primary_helper_disable(struct drm_plane *plane); | |
| 62 | void drm_primary_helper_destroy(struct drm_plane *plane); | |
| c103d1cf | 63 | extern const struct drm_plane_funcs drm_primary_helper_funcs; |
| c103d1cf | 64 | |
| acf24a39 DV |
65 | int drm_plane_helper_update(struct drm_plane *plane, struct drm_crtc *crtc, |
| 66 | struct drm_framebuffer *fb, | |
| 67 | int crtc_x, int crtc_y, | |
| 68 | unsigned int crtc_w, unsigned int crtc_h, | |
| 69 | uint32_t src_x, uint32_t src_y, | |
| 70 | uint32_t src_w, uint32_t src_h); | |
| 71 | int drm_plane_helper_disable(struct drm_plane *plane); | |
| 72 | ||
| 2f324b42 DV |
73 | /* For use by drm_crtc_helper.c */ |
| 74 | int drm_plane_helper_commit(struct drm_plane *plane, | |
| 75 | struct drm_plane_state *plane_state, | |
| 76 | struct drm_framebuffer *old_fb); | |
| c103d1cf | 77 | #endif |