| /* |
| * Copyright (C) 2010-2011 Chia-I Wu <olvaffe@gmail.com> |
| * Copyright (C) 2010-2011 LunarG Inc. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included |
| * in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| * DEALINGS IN THE SOFTWARE. |
| */ |
| |
| #ifndef _GRALLOC_DRM_PRIV_H_ |
| #define _GRALLOC_DRM_PRIV_H_ |
| |
| #include <xf86drm.h> |
| #include <xf86drmMode.h> |
| |
| #include "gralloc_drm_handle.h" |
| |
| /* how a bo is posted */ |
| enum drm_swap_mode { |
| DRM_SWAP_NOOP, |
| DRM_SWAP_FLIP, |
| DRM_SWAP_COPY, |
| DRM_SWAP_SETCRTC, |
| }; |
| |
| struct gralloc_drm_t { |
| /* initialized by gralloc_drm_create */ |
| int fd; |
| struct gralloc_drm_drv_t *drv; |
| |
| /* initialized by gralloc_drm_init_kms */ |
| drmModeResPtr resources; |
| uint32_t crtc_id; |
| uint32_t connector_id; |
| drmModeModeInfo mode; |
| int xdpi, ydpi; |
| #ifdef DRM_MODE_FEATURE_DIRTYFB |
| drmModeClip clip; |
| #endif |
| |
| /* initialized by drv->init_kms_features */ |
| int fb_format; |
| enum drm_swap_mode swap_mode; |
| int swap_interval; |
| int mode_quirk_vmwgfx; |
| int mode_sync_flip; /* page flip should block */ |
| int vblank_secondary; |
| |
| drmEventContext evctx; |
| |
| int first_post; |
| struct gralloc_drm_bo_t *current_front, *next_front; |
| int waiting_flip; |
| unsigned int last_swap; |
| }; |
| |
| struct gralloc_drm_drv_t { |
| /* destroy the driver */ |
| void (*destroy)(struct gralloc_drm_drv_t *drv); |
| |
| /* initialize KMS features */ |
| void (*init_kms_features)(struct gralloc_drm_drv_t *drv, |
| struct gralloc_drm_t *drm); |
| |
| /* allocate or import a bo */ |
| struct gralloc_drm_bo_t *(*alloc)(struct gralloc_drm_drv_t *drv, |
| struct gralloc_drm_handle_t *handle); |
| |
| /* free a bo */ |
| void (*free)(struct gralloc_drm_drv_t *drv, |
| struct gralloc_drm_bo_t *bo); |
| |
| /* map a bo for CPU access */ |
| int (*map)(struct gralloc_drm_drv_t *drv, |
| struct gralloc_drm_bo_t *bo, |
| int x, int y, int w, int h, int enable_write, void **addr); |
| |
| /* unmap a bo */ |
| void (*unmap)(struct gralloc_drm_drv_t *drv, |
| struct gralloc_drm_bo_t *bo); |
| |
| /* copy between two bo's, used for DRM_SWAP_COPY */ |
| void (*copy)(struct gralloc_drm_drv_t *drv, |
| struct gralloc_drm_bo_t *dst, |
| struct gralloc_drm_bo_t *src, |
| short x1, short y1, short x2, short y2); |
| }; |
| |
| struct gralloc_drm_bo_t { |
| struct gralloc_drm_t *drm; |
| struct gralloc_drm_handle_t *handle; |
| |
| int imported; /* the handle is from a remote proces when true */ |
| int fb_handle; /* the GEM handle of the bo */ |
| int fb_id; /* the fb id */ |
| |
| int lock_count; |
| int locked_for; |
| |
| unsigned int refcount; |
| }; |
| |
| struct gralloc_drm_drv_t *gralloc_drm_drv_create_for_pipe(int fd, const char *name); |
| struct gralloc_drm_drv_t *gralloc_drm_drv_create_for_intel(int fd); |
| struct gralloc_drm_drv_t *gralloc_drm_drv_create_for_radeon(int fd); |
| struct gralloc_drm_drv_t *gralloc_drm_drv_create_for_nouveau(int fd); |
| |
| #endif /* _GRALLOC_DRM_PRIV_H_ */ |