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IABSD.fr/xenocara/lib/libdrm/intel/intel_bufmgr.h
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- lib/libdrm/intel/intel_bufmgr.h
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/* * Copyright © 2008 Intel Corporation * * 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 (including the next * paragraph) 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. * * Authors: * Eric Anholt <eric@anholt.net> * */ /** * @file intel_bufmgr.h * * Public definitions of Intel-specific bufmgr functions. */ #ifndef INTEL_BUFMGR_H #define INTEL_BUFMGR_H #include <stdint.h> typedef struct _drm_intel_bufmgr drm_intel_bufmgr; typedef struct _drm_intel_bo drm_intel_bo; struct _drm_intel_bo { /** * Size in bytes of the buffer object. * * The size may be larger than the size originally requested for the * allocation, such as being aligned to page size. */ unsigned long size; /** * Alignment requirement for object * * Used for GTT mapping & pinning the object. */ unsigned long align; /** * Last seen card virtual address (offset from the beginning of the * aperture) for the object. This should be used to fill relocation * entries when calling drm_intel_bo_emit_reloc() */ unsigned long offset; /** * Virtual address for accessing the buffer data. Only valid while * mapped. */ void *virtual; /** Buffer manager context associated with this buffer object */ drm_intel_bufmgr *bufmgr; /** * MM-specific handle for accessing object */ int handle; }; #define BO_ALLOC_FOR_RENDER (1<<0) drm_intel_bo *drm_intel_bo_alloc(drm_intel_bufmgr *bufmgr, const char *name, unsigned long size, unsigned int alignment); drm_intel_bo *drm_intel_bo_alloc_for_render(drm_intel_bufmgr *bufmgr, const char *name, unsigned long size, unsigned int alignment); drm_intel_bo *drm_intel_bo_alloc_tiled(drm_intel_bufmgr *bufmgr, const char *name, int x, int y, int cpp, uint32_t *tiling_mode, unsigned long *pitch, unsigned long flags); void drm_intel_bo_reference(drm_intel_bo *bo); void drm_intel_bo_unreference(drm_intel_bo *bo); int drm_intel_bo_map(drm_intel_bo *bo, int write_enable); int drm_intel_bo_unmap(drm_intel_bo *bo); int drm_intel_bo_subdata(drm_intel_bo *bo, unsigned long offset, unsigned long size, const void *data); int drm_intel_bo_get_subdata(drm_intel_bo *bo, unsigned long offset, unsigned long size, void *data); void drm_intel_bo_wait_rendering(drm_intel_bo *bo); void drm_intel_bufmgr_set_debug(drm_intel_bufmgr *bufmgr, int enable_debug); void drm_intel_bufmgr_destroy(drm_intel_bufmgr *bufmgr); int drm_intel_bo_exec(drm_intel_bo *bo, int used, drm_clip_rect_t * cliprects, int num_cliprects, int DR4); int drm_intel_bufmgr_check_aperture_space(drm_intel_bo ** bo_array, int count); int drm_intel_bo_emit_reloc(drm_intel_bo *bo, uint32_t offset, drm_intel_bo *target_bo, uint32_t target_offset, uint32_t read_domains, uint32_t write_domain); int drm_intel_bo_emit_reloc_fence(drm_intel_bo *bo, uint32_t offset, drm_intel_bo *target_bo, uint32_t target_offset, uint32_t read_domains, uint32_t write_domain); int drm_intel_bo_pin(drm_intel_bo *bo, uint32_t alignment); int drm_intel_bo_unpin(drm_intel_bo *bo); int drm_intel_bo_set_tiling(drm_intel_bo *bo, uint32_t * tiling_mode, uint32_t stride); int drm_intel_bo_get_tiling(drm_intel_bo *bo, uint32_t * tiling_mode, uint32_t * swizzle_mode); int drm_intel_bo_flink(drm_intel_bo *bo, uint32_t * name); int drm_intel_bo_busy(drm_intel_bo *bo); int drm_intel_bo_madvise(drm_intel_bo *bo, int madv); int drm_intel_bo_disable_reuse(drm_intel_bo *bo); int drm_intel_bo_is_reusable(drm_intel_bo *bo); int drm_intel_bo_references(drm_intel_bo *bo, drm_intel_bo *target_bo); /* drm_intel_bufmgr_gem.c */ drm_intel_bufmgr *drm_intel_bufmgr_gem_init(int fd, int batch_size); drm_intel_bo *drm_intel_bo_gem_create_from_name(drm_intel_bufmgr *bufmgr, const char *name, unsigned int handle); void drm_intel_bufmgr_gem_enable_reuse(drm_intel_bufmgr *bufmgr); void drm_intel_bufmgr_gem_enable_fenced_relocs(drm_intel_bufmgr *bufmgr); int drm_intel_gem_bo_map_gtt(drm_intel_bo *bo); int drm_intel_gem_bo_unmap_gtt(drm_intel_bo *bo); void drm_intel_gem_bo_start_gtt_access(drm_intel_bo *bo, int write_enable); int drm_intel_get_pipe_from_crtc_id(drm_intel_bufmgr *bufmgr, int crtc_id); /* drm_intel_bufmgr_fake.c */ drm_intel_bufmgr *drm_intel_bufmgr_fake_init(int fd, unsigned long low_offset, void *low_virtual, unsigned long size, volatile unsigned int *last_dispatch); void drm_intel_bufmgr_fake_set_last_dispatch(drm_intel_bufmgr *bufmgr, volatile unsigned int *last_dispatch); void drm_intel_bufmgr_fake_set_exec_callback(drm_intel_bufmgr *bufmgr, int (*exec) (drm_intel_bo *bo, unsigned int used, void *priv), void *priv); void drm_intel_bufmgr_fake_set_fence_callback(drm_intel_bufmgr *bufmgr, unsigned int (*emit) (void *priv), void (*wait) (unsigned int fence, void *priv), void *priv); drm_intel_bo *drm_intel_bo_fake_alloc_static(drm_intel_bufmgr *bufmgr, const char *name, unsigned long offset, unsigned long size, void *virtual); void drm_intel_bo_fake_disable_backing_store(drm_intel_bo *bo, void (*invalidate_cb) (drm_intel_bo * bo, void *ptr), void *ptr); void drm_intel_bufmgr_fake_contended_lock_take(drm_intel_bufmgr *bufmgr); void drm_intel_bufmgr_fake_evict_all(drm_intel_bufmgr *bufmgr); /** @{ Compatibility defines to keep old code building despite the symbol rename * from dri_* to drm_intel_* */ #define dri_bo drm_intel_bo #define dri_bufmgr drm_intel_bufmgr #define dri_bo_alloc drm_intel_bo_alloc #define dri_bo_reference drm_intel_bo_reference #define dri_bo_unreference drm_intel_bo_unreference #define dri_bo_map drm_intel_bo_map #define dri_bo_unmap drm_intel_bo_unmap #define dri_bo_subdata drm_intel_bo_subdata #define dri_bo_get_subdata drm_intel_bo_get_subdata #define dri_bo_wait_rendering drm_intel_bo_wait_rendering #define dri_bufmgr_set_debug drm_intel_bufmgr_set_debug #define dri_bufmgr_destroy drm_intel_bufmgr_destroy #define dri_bo_exec drm_intel_bo_exec #define dri_bufmgr_check_aperture_space drm_intel_bufmgr_check_aperture_space #define dri_bo_emit_reloc(reloc_bo, read, write, target_offset, \ reloc_offset, target_bo) \ drm_intel_bo_emit_reloc(reloc_bo, reloc_offset, \ target_bo, target_offset, \ read, write); #define dri_bo_pin drm_intel_bo_pin #define dri_bo_unpin drm_intel_bo_unpin #define dri_bo_get_tiling drm_intel_bo_get_tiling #define dri_bo_set_tiling(bo, mode) drm_intel_bo_set_tiling(bo, mode, 0) #define dri_bo_flink drm_intel_bo_flink #define intel_bufmgr_gem_init drm_intel_bufmgr_gem_init #define intel_bo_gem_create_from_name drm_intel_bo_gem_create_from_name #define intel_bufmgr_gem_enable_reuse drm_intel_bufmgr_gem_enable_reuse #define intel_bufmgr_fake_init drm_intel_bufmgr_fake_init #define intel_bufmgr_fake_set_last_dispatch drm_intel_bufmgr_fake_set_last_dispatch #define intel_bufmgr_fake_set_exec_callback drm_intel_bufmgr_fake_set_exec_callback #define intel_bufmgr_fake_set_fence_callback drm_intel_bufmgr_fake_set_fence_callback #define intel_bo_fake_alloc_static drm_intel_bo_fake_alloc_static #define intel_bo_fake_disable_backing_store drm_intel_bo_fake_disable_backing_store #define intel_bufmgr_fake_contended_lock_take drm_intel_bufmgr_fake_contended_lock_take #define intel_bufmgr_fake_evict_all drm_intel_bufmgr_fake_evict_all /** @{ */ #endif /* INTEL_BUFMGR_H */