diff options
Diffstat (limited to 'src/mesa/drivers/dri/common/dri_bufmgr.h')
| -rw-r--r-- | src/mesa/drivers/dri/common/dri_bufmgr.h | 260 |
1 files changed, 0 insertions, 260 deletions
diff --git a/src/mesa/drivers/dri/common/dri_bufmgr.h b/src/mesa/drivers/dri/common/dri_bufmgr.h deleted file mode 100644 index 0a726dc108..0000000000 --- a/src/mesa/drivers/dri/common/dri_bufmgr.h +++ /dev/null @@ -1,260 +0,0 @@ -/************************************************************************** - * - * Copyright © 2007 Intel Corporation - * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA - * All Rights Reserved. - * - * 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, sub license, 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 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 NON-INFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS 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. - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * - **************************************************************************/ -/* - * Authors: Thomas Hellström <thomas-at-tungstengraphics-dot-com> - * Keith Whitwell <keithw-at-tungstengraphics-dot-com> - * Eric Anholt <eric@anholt.net> - */ - -#ifndef _DRI_BUFMGR_H_ -#define _DRI_BUFMGR_H_ -#include <xf86drm.h> - -typedef struct _dri_bufmgr dri_bufmgr; -typedef struct _dri_bo dri_bo; -typedef struct _dri_fence dri_fence; - -struct _dri_bo { - /** Size in bytes of the buffer object. */ - unsigned long size; - /** - * Card virtual address (offset from the beginning of the aperture) for the - * object. Only valid while validated. - */ - unsigned long offset; - /** - * Virtual address for accessing the buffer data. Only valid while mapped. - */ - void *virtual; - /** Buffer manager context associated with this buffer object */ - dri_bufmgr *bufmgr; -}; - -struct _dri_fence { - /** - * This is an ORed mask of DRM_BO_FLAG_READ, DRM_BO_FLAG_WRITE, and - * DRM_FLAG_EXE indicating the operations associated with this fence. - * - * It is constant for the life of the fence object. - */ - unsigned int type; - /** Buffer manager context associated with this fence */ - dri_bufmgr *bufmgr; -}; - -/** - * Context for a buffer manager instance. - * - * Contains public methods followed by private storage for the buffer manager. - */ -struct _dri_bufmgr { - /** - * Allocate a buffer object. - * - * Buffer objects are not necessarily initially mapped into CPU virtual - * address space or graphics device aperture. They must be mapped using - * bo_map() to be used by the CPU, and validated for use using bo_validate() - * to be used from the graphics device. - */ - dri_bo *(*bo_alloc)(dri_bufmgr *bufmgr_ctx, const char *name, - unsigned long size, unsigned int alignment, - uint64_t location_mask); - - /** - * Allocates a buffer object for a static allocation. - * - * Static allocations are ones such as the front buffer that are offered by - * the X Server, which are never evicted and never moved. - */ - dri_bo *(*bo_alloc_static)(dri_bufmgr *bufmgr_ctx, const char *name, - unsigned long offset, unsigned long size, - void *virtual, uint64_t location_mask); - - /** Takes a reference on a buffer object */ - void (*bo_reference)(dri_bo *bo); - - /** - * Releases a reference on a buffer object, freeing the data if - * rerefences remain. - */ - void (*bo_unreference)(dri_bo *bo); - - /** - * Maps the buffer into userspace. - * - * This function will block waiting for any existing fence on the buffer to - * clear, first. The resulting mapping is available at buf->virtual. -\ */ - int (*bo_map)(dri_bo *buf, GLboolean write_enable); - - /** Reduces the refcount on the userspace mapping of the buffer object. */ - int (*bo_unmap)(dri_bo *buf); - - /** Takes a reference on a fence object */ - void (*fence_reference)(dri_fence *fence); - - /** - * Releases a reference on a fence object, freeing the data if - * rerefences remain. - */ - void (*fence_unreference)(dri_fence *fence); - - /** - * Blocks until the given fence is signaled. - */ - void (*fence_wait)(dri_fence *fence); - - /** - * Tears down the buffer manager instance. - */ - void (*destroy)(dri_bufmgr *bufmgr); - - /** - * Add relocation entry in reloc_buf, which will be updated with the - * target buffer's real offset on on command submission. - * - * Relocations remain in place for the lifetime of the buffer object. - * - * \param reloc_buf Buffer to write the relocation into. - * \param flags BO flags to be used in validating the target buffer. - * Applicable flags include: - * - DRM_BO_FLAG_READ: The buffer will be read in the process of - * command execution. - * - DRM_BO_FLAG_WRITE: The buffer will be written in the process of - * command execution. - * - DRM_BO_FLAG_MEM_TT: The buffer should be validated in TT memory. - * - DRM_BO_FLAG_MEM_VRAM: The buffer should be validated in video - * memory. - * \param delta Constant value to be added to the relocation target's offset. - * \param offset Byte offset within batch_buf of the relocated pointer. - * \param target Buffer whose offset should be written into the relocation - * entry. - */ - int (*emit_reloc)(dri_bo *reloc_buf, uint64_t flags, GLuint delta, - GLuint offset, dri_bo *target); - - /** - * Processes the relocations, either in userland or by converting the list - * for use in batchbuffer submission. - * - * Kernel-based implementations will return a pointer to the arguments - * to be handed with batchbuffer submission to the kernel. The userland - * implementation performs the buffer validation and emits relocations - * into them the appopriate order. - * - * \param batch_buf buffer at the root of the tree of relocations - * \param count returns the number of buffers validated. - * \return relocation record for use in command submission. - * */ - void *(*process_relocs)(dri_bo *batch_buf, GLuint *count); - - void (*post_submit)(dri_bo *batch_buf, dri_fence **fence); - - int (*check_aperture_space)(dri_bo *bo); - GLboolean debug; /**< Enables verbose debugging printouts */ -}; - -dri_bo *dri_bo_alloc(dri_bufmgr *bufmgr, const char *name, unsigned long size, - unsigned int alignment, uint64_t location_mask); -dri_bo *dri_bo_alloc_static(dri_bufmgr *bufmgr, const char *name, - unsigned long offset, unsigned long size, - void *virtual, uint64_t location_mask); -void dri_bo_reference(dri_bo *bo); -void dri_bo_unreference(dri_bo *bo); -int dri_bo_map(dri_bo *buf, GLboolean write_enable); -int dri_bo_unmap(dri_bo *buf); -void dri_fence_wait(dri_fence *fence); -void dri_fence_reference(dri_fence *fence); -void dri_fence_unreference(dri_fence *fence); - -void dri_bo_subdata(dri_bo *bo, unsigned long offset, - unsigned long size, const void *data); -void dri_bo_get_subdata(dri_bo *bo, unsigned long offset, - unsigned long size, void *data); - -void dri_bufmgr_fake_contended_lock_take(dri_bufmgr *bufmgr); -dri_bufmgr *dri_bufmgr_fake_init(unsigned long low_offset, void *low_virtual, - unsigned long size, - unsigned int (*fence_emit)(void *private), - int (*fence_wait)(void *private, - unsigned int cookie), - void *driver_priv); -void dri_bufmgr_set_debug(dri_bufmgr *bufmgr, GLboolean enable_debug); -void dri_bo_fake_disable_backing_store(dri_bo *bo, - void (*invalidate_cb)(dri_bo *bo, - void *ptr), - void *ptr); -void dri_bufmgr_destroy(dri_bufmgr *bufmgr); - -int dri_emit_reloc(dri_bo *reloc_buf, uint64_t flags, GLuint delta, - GLuint offset, dri_bo *target_buf); -void *dri_process_relocs(dri_bo *batch_buf, uint32_t *count); -void dri_post_process_relocs(dri_bo *batch_buf); -void dri_post_submit(dri_bo *batch_buf, dri_fence **last_fence); -int dri_bufmgr_check_aperture_space(dri_bo *bo); - -#ifndef TTM_API -/* reuse some TTM API */ - -#define DRM_BO_MEM_LOCAL 0 -#define DRM_BO_MEM_TT 1 -#define DRM_BO_MEM_VRAM 2 -#define DRM_BO_MEM_PRIV0 3 -#define DRM_BO_MEM_PRIV1 4 -#define DRM_BO_MEM_PRIV2 5 -#define DRM_BO_MEM_PRIV3 6 -#define DRM_BO_MEM_PRIV4 7 - -#define DRM_BO_FLAG_READ (1ULL << 0) -#define DRM_BO_FLAG_WRITE (1ULL << 1) -#define DRM_BO_FLAG_EXE (1ULL << 2) -#define DRM_BO_MASK_ACCESS (DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE | DRM_BO_FLAG_EXE) -#define DRM_BO_FLAG_NO_EVICT (1ULL << 4) - -#define DRM_BO_FLAG_MAPPABLE (1ULL << 5) -#define DRM_BO_FLAG_SHAREABLE (1ULL << 6) - -#define DRM_BO_FLAG_CACHED (1ULL << 7) - -#define DRM_BO_FLAG_NO_MOVE (1ULL << 8) -#define DRM_BO_FLAG_CACHED_MAPPED (1ULL << 19) -#define DRM_BO_FLAG_FORCE_CACHING (1ULL << 13) -#define DRM_BO_FLAG_FORCE_MAPPABLE (1ULL << 14) -#define DRM_BO_FLAG_TILE (1ULL << 15) - -#define DRM_BO_FLAG_MEM_LOCAL (1ULL << 24) -#define DRM_BO_FLAG_MEM_TT (1ULL << 25) -#define DRM_BO_FLAG_MEM_VRAM (1ULL << 26) - -#define DRM_BO_MASK_MEM 0x00000000FF000000ULL - -#define DRM_FENCE_TYPE_EXE 0x00000001 -#endif - -#endif |