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5056 | serge | 1 | /* |
2 | * Copyright (C) 2011-2013 Intel Corporation |
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3 | * |
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4 | * Permission is hereby granted, free of charge, to any person obtaining a |
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5 | * copy of this software and associated documentation files (the "Software"), |
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6 | * to deal in the Software without restriction, including without limitation |
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7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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8 | * and/or sell copies of the Software, and to permit persons to whom the |
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9 | * Software is furnished to do so, subject to the following conditions: |
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10 | * |
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11 | * The above copyright notice and this permission notice (including the next |
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12 | * paragraph) shall be included in all copies or substantial portions of the |
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13 | * Software. |
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14 | * |
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15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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21 | * SOFTWARE. |
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22 | */ |
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23 | |||
24 | #ifndef DRM_PLANE_HELPER_H |
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25 | #define DRM_PLANE_HELPER_H |
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26 | |||
27 | #include |
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5270 | serge | 28 | #include |
6936 | serge | 29 | #include |
5056 | serge | 30 | |
31 | /* |
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32 | * Drivers that don't allow primary plane scaling may pass this macro in place |
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33 | * of the min/max scale parameters of the update checker function. |
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34 | * |
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35 | * Due to src being in 16.16 fixed point and dest being in integer pixels, |
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36 | * 1<<16 represents no scaling. |
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37 | */ |
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38 | #define DRM_PLANE_HELPER_NO_SCALING (1<<16) |
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39 | |||
6082 | serge | 40 | int drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc, |
41 | const struct drm_crtc_funcs *funcs); |
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5270 | serge | 42 | |
6082 | serge | 43 | int drm_plane_helper_check_update(struct drm_plane *plane, |
44 | struct drm_crtc *crtc, |
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45 | struct drm_framebuffer *fb, |
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46 | struct drm_rect *src, |
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47 | struct drm_rect *dest, |
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48 | const struct drm_rect *clip, |
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49 | int min_scale, |
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50 | int max_scale, |
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51 | bool can_position, |
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52 | bool can_update_disabled, |
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53 | bool *visible); |
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54 | int drm_primary_helper_update(struct drm_plane *plane, |
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55 | struct drm_crtc *crtc, |
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56 | struct drm_framebuffer *fb, |
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57 | int crtc_x, int crtc_y, |
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58 | unsigned int crtc_w, unsigned int crtc_h, |
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59 | uint32_t src_x, uint32_t src_y, |
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60 | uint32_t src_w, uint32_t src_h); |
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61 | int drm_primary_helper_disable(struct drm_plane *plane); |
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62 | void drm_primary_helper_destroy(struct drm_plane *plane); |
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5056 | serge | 63 | extern const struct drm_plane_funcs drm_primary_helper_funcs; |
64 | |||
5270 | serge | 65 | int drm_plane_helper_update(struct drm_plane *plane, struct drm_crtc *crtc, |
66 | struct drm_framebuffer *fb, |
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67 | int crtc_x, int crtc_y, |
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68 | unsigned int crtc_w, unsigned int crtc_h, |
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69 | uint32_t src_x, uint32_t src_y, |
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70 | uint32_t src_w, uint32_t src_h); |
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71 | int drm_plane_helper_disable(struct drm_plane *plane); |
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72 | |||
73 | /* For use by drm_crtc_helper.c */ |
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74 | int drm_plane_helper_commit(struct drm_plane *plane, |
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75 | struct drm_plane_state *plane_state, |
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76 | struct drm_framebuffer *old_fb); |
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5056 | serge | 77 | #endif16) |