213 lines
8.0 KiB
C
213 lines
8.0 KiB
C
/*
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* Copyright © 2008 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Authors:
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* Eric Anholt <eric@anholt.net>
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*
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*/
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/**
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* @file intel_bufmgr.h
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*
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* Public definitions of Intel-specific bufmgr functions.
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*/
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#ifndef INTEL_BUFMGR_H
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#define INTEL_BUFMGR_H
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#include <stdint.h>
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typedef struct _drm_intel_bufmgr drm_intel_bufmgr;
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typedef struct _drm_intel_bo drm_intel_bo;
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struct _drm_intel_bo {
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/**
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* Size in bytes of the buffer object.
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*
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* The size may be larger than the size originally requested for the
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* allocation, such as being aligned to page size.
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*/
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unsigned long size;
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/**
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* Alignment requirement for object
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*
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* Used for GTT mapping & pinning the object.
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*/
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unsigned long align;
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/**
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* Last seen card virtual address (offset from the beginning of the
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* aperture) for the object. This should be used to fill relocation
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* entries when calling drm_intel_bo_emit_reloc()
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*/
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unsigned long offset;
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/**
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* Virtual address for accessing the buffer data. Only valid while
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* mapped.
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*/
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void *virtual;
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/** Buffer manager context associated with this buffer object */
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drm_intel_bufmgr *bufmgr;
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/**
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* MM-specific handle for accessing object
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*/
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int handle;
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};
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#define BO_ALLOC_FOR_RENDER (1<<0)
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drm_intel_bo *drm_intel_bo_alloc(drm_intel_bufmgr *bufmgr, const char *name,
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unsigned long size, unsigned int alignment);
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drm_intel_bo *drm_intel_bo_alloc_for_render(drm_intel_bufmgr *bufmgr,
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const char *name,
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unsigned long size,
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unsigned int alignment);
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drm_intel_bo *drm_intel_bo_alloc_tiled(drm_intel_bufmgr *bufmgr,
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const char *name,
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int x, int y, int cpp,
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uint32_t *tiling_mode,
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unsigned long *pitch,
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unsigned long flags);
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void drm_intel_bo_reference(drm_intel_bo *bo);
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void drm_intel_bo_unreference(drm_intel_bo *bo);
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int drm_intel_bo_map(drm_intel_bo *bo, int write_enable);
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int drm_intel_bo_unmap(drm_intel_bo *bo);
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int drm_intel_bo_subdata(drm_intel_bo *bo, unsigned long offset,
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unsigned long size, const void *data);
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int drm_intel_bo_get_subdata(drm_intel_bo *bo, unsigned long offset,
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unsigned long size, void *data);
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void drm_intel_bo_wait_rendering(drm_intel_bo *bo);
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void drm_intel_bufmgr_set_debug(drm_intel_bufmgr *bufmgr, int enable_debug);
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void drm_intel_bufmgr_destroy(drm_intel_bufmgr *bufmgr);
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int drm_intel_bo_exec(drm_intel_bo *bo, int used,
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drm_clip_rect_t * cliprects, int num_cliprects, int DR4);
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int drm_intel_bufmgr_check_aperture_space(drm_intel_bo ** bo_array, int count);
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int drm_intel_bo_emit_reloc(drm_intel_bo *bo, uint32_t offset,
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drm_intel_bo *target_bo, uint32_t target_offset,
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uint32_t read_domains, uint32_t write_domain);
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int drm_intel_bo_pin(drm_intel_bo *bo, uint32_t alignment);
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int drm_intel_bo_unpin(drm_intel_bo *bo);
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int drm_intel_bo_set_tiling(drm_intel_bo *bo, uint32_t * tiling_mode,
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uint32_t stride);
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int drm_intel_bo_get_tiling(drm_intel_bo *bo, uint32_t * tiling_mode,
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uint32_t * swizzle_mode);
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int drm_intel_bo_flink(drm_intel_bo *bo, uint32_t * name);
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int drm_intel_bo_busy(drm_intel_bo *bo);
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int drm_intel_bo_disable_reuse(drm_intel_bo *bo);
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int drm_intel_bo_references(drm_intel_bo *bo, drm_intel_bo *target_bo);
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/* drm_intel_bufmgr_gem.c */
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drm_intel_bufmgr *drm_intel_bufmgr_gem_init(int fd, int batch_size);
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drm_intel_bo *drm_intel_bo_gem_create_from_name(drm_intel_bufmgr *bufmgr,
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const char *name,
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unsigned int handle);
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void drm_intel_bufmgr_gem_enable_reuse(drm_intel_bufmgr *bufmgr);
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int drm_intel_gem_bo_map_gtt(drm_intel_bo *bo);
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int drm_intel_gem_bo_unmap_gtt(drm_intel_bo *bo);
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void drm_intel_gem_bo_start_gtt_access(drm_intel_bo *bo, int write_enable);
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int drm_intel_get_pipe_from_crtc_id(drm_intel_bufmgr *bufmgr, int crtc_id);
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/* drm_intel_bufmgr_fake.c */
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drm_intel_bufmgr *drm_intel_bufmgr_fake_init(int fd,
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unsigned long low_offset,
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void *low_virtual,
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unsigned long size,
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volatile unsigned int
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*last_dispatch);
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void drm_intel_bufmgr_fake_set_last_dispatch(drm_intel_bufmgr *bufmgr,
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volatile unsigned int
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*last_dispatch);
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void drm_intel_bufmgr_fake_set_exec_callback(drm_intel_bufmgr *bufmgr,
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int (*exec) (drm_intel_bo *bo,
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unsigned int used,
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void *priv),
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void *priv);
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void drm_intel_bufmgr_fake_set_fence_callback(drm_intel_bufmgr *bufmgr,
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unsigned int (*emit) (void *priv),
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void (*wait) (unsigned int fence,
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void *priv),
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void *priv);
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drm_intel_bo *drm_intel_bo_fake_alloc_static(drm_intel_bufmgr *bufmgr,
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const char *name,
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unsigned long offset,
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unsigned long size, void *virtual);
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void drm_intel_bo_fake_disable_backing_store(drm_intel_bo *bo,
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void (*invalidate_cb) (drm_intel_bo
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* bo,
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void *ptr),
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void *ptr);
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void drm_intel_bufmgr_fake_contended_lock_take(drm_intel_bufmgr *bufmgr);
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void drm_intel_bufmgr_fake_evict_all(drm_intel_bufmgr *bufmgr);
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/** @{ Compatibility defines to keep old code building despite the symbol rename
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* from dri_* to drm_intel_*
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*/
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#define dri_bo drm_intel_bo
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#define dri_bufmgr drm_intel_bufmgr
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#define dri_bo_alloc drm_intel_bo_alloc
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#define dri_bo_reference drm_intel_bo_reference
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#define dri_bo_unreference drm_intel_bo_unreference
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#define dri_bo_map drm_intel_bo_map
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#define dri_bo_unmap drm_intel_bo_unmap
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#define dri_bo_subdata drm_intel_bo_subdata
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#define dri_bo_get_subdata drm_intel_bo_get_subdata
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#define dri_bo_wait_rendering drm_intel_bo_wait_rendering
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#define dri_bufmgr_set_debug drm_intel_bufmgr_set_debug
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#define dri_bufmgr_destroy drm_intel_bufmgr_destroy
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#define dri_bo_exec drm_intel_bo_exec
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#define dri_bufmgr_check_aperture_space drm_intel_bufmgr_check_aperture_space
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#define dri_bo_emit_reloc(reloc_bo, read, write, target_offset, \
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reloc_offset, target_bo) \
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drm_intel_bo_emit_reloc(reloc_bo, reloc_offset, \
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target_bo, target_offset, \
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read, write);
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#define dri_bo_pin drm_intel_bo_pin
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#define dri_bo_unpin drm_intel_bo_unpin
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#define dri_bo_get_tiling drm_intel_bo_get_tiling
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#define dri_bo_set_tiling(bo, mode) drm_intel_bo_set_tiling(bo, mode, 0)
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#define dri_bo_flink drm_intel_bo_flink
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#define intel_bufmgr_gem_init drm_intel_bufmgr_gem_init
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#define intel_bo_gem_create_from_name drm_intel_bo_gem_create_from_name
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#define intel_bufmgr_gem_enable_reuse drm_intel_bufmgr_gem_enable_reuse
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#define intel_bufmgr_fake_init drm_intel_bufmgr_fake_init
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#define intel_bufmgr_fake_set_last_dispatch drm_intel_bufmgr_fake_set_last_dispatch
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#define intel_bufmgr_fake_set_exec_callback drm_intel_bufmgr_fake_set_exec_callback
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#define intel_bufmgr_fake_set_fence_callback drm_intel_bufmgr_fake_set_fence_callback
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#define intel_bo_fake_alloc_static drm_intel_bo_fake_alloc_static
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#define intel_bo_fake_disable_backing_store drm_intel_bo_fake_disable_backing_store
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#define intel_bufmgr_fake_contended_lock_take drm_intel_bufmgr_fake_contended_lock_take
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#define intel_bufmgr_fake_evict_all drm_intel_bufmgr_fake_evict_all
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/** @{ */
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#endif /* INTEL_BUFMGR_H */
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