diff options
author | Thomas Hellstrom <thomas-at-tungstengraphics-dot-com> | 2007-02-06 15:56:43 +0100 |
---|---|---|
committer | Thomas Hellstrom <thomas-at-tungstengraphics-dot-com> | 2007-02-06 15:56:43 +0100 |
commit | 40ce53dfde11f84d7bf8db5db93fb73715b2e96e (patch) | |
tree | 0acd792653752cdc579c56cf8a22bf53a5d6d253 | |
parent | 609e3b037526021d20c7cc18b7fed1152206dc68 (diff) |
Implement a drm_mem_reg_t substructure in the buffer object type.
-rw-r--r-- | linux-core/drmP.h | 8 | ||||
-rw-r--r-- | linux-core/drm_bo.c | 173 |
2 files changed, 89 insertions, 92 deletions
diff --git a/linux-core/drmP.h b/linux-core/drmP.h index 5834c9dc..a8f5e3e2 100644 --- a/linux-core/drmP.h +++ b/linux-core/drmP.h @@ -1022,13 +1022,9 @@ typedef struct drm_buffer_object{ unsigned long buffer_start; drm_bo_type_t type; unsigned long offset; - uint32_t page_alignment; atomic_t mapped; - uint32_t flags; - uint32_t mask; - uint32_t mem_type; + drm_bo_mem_reg_t mem; - drm_mm_node_t *mm_node; struct list_head lru; struct list_head ddestroy; @@ -1042,11 +1038,9 @@ typedef struct drm_buffer_object{ /* For vm */ drm_map_list_t map_list; - drm_mm_node_t *node; uint32_t memory_type; drm_ttm_t *ttm; unsigned long bus_offset; - unsigned long num_pages; uint32_t vm_flags; void *iomap; diff --git a/linux-core/drm_bo.c b/linux-core/drm_bo.c index fa659d04..8a6b49dc 100644 --- a/linux-core/drm_bo.c +++ b/linux-core/drm_bo.c @@ -78,24 +78,24 @@ static void drm_bo_add_to_lru(drm_buffer_object_t * bo, struct list_head *list; drm_mem_type_manager_t *man; - bo->mem_type = 0; + bo->mem.mem_type = 0; - switch(bo->flags & DRM_BO_MASK_MEM) { + switch(bo->mem.flags & DRM_BO_MASK_MEM) { case DRM_BO_FLAG_MEM_TT: - bo->mem_type = DRM_BO_MEM_TT; + bo->mem.mem_type = DRM_BO_MEM_TT; break; case DRM_BO_FLAG_MEM_VRAM: - bo->mem_type = DRM_BO_MEM_VRAM; + bo->mem.mem_type = DRM_BO_MEM_VRAM; break; case DRM_BO_FLAG_MEM_LOCAL: - bo->mem_type = DRM_BO_MEM_LOCAL; + bo->mem.mem_type = DRM_BO_MEM_LOCAL; break; default: BUG_ON(1); } - man = &bm->man[bo->mem_type]; - list = (bo->flags & (DRM_BO_FLAG_NO_EVICT | DRM_BO_FLAG_NO_MOVE)) ? + man = &bm->man[bo->mem.mem_type]; + list = (bo->mem.flags & (DRM_BO_FLAG_NO_EVICT | DRM_BO_FLAG_NO_MOVE)) ? &man->pinned : &man->lru; list_add_tail(&bo->lru, list); return; @@ -111,7 +111,7 @@ static int drm_move_tt_to_local(drm_buffer_object_t * bo, int evict, drm_device_t *dev = bo->dev; int ret = 0; - if (bo->mm_node) { + if (bo->mem.mm_node) { #ifdef DRM_ODD_MM_COMPAT mutex_lock(&dev->struct_mutex); ret = drm_bo_lock_kmm(bo); @@ -133,16 +133,16 @@ static int drm_move_tt_to_local(drm_buffer_object_t * bo, int evict, else drm_ttm_unbind(bo->ttm); - bo->mem_type = DRM_BO_MEM_LOCAL; - if (!(bo->flags & DRM_BO_FLAG_NO_MOVE) || force_no_move) { - drm_mm_put_block(bo->mm_node); - bo->mm_node = NULL; + bo->mem.mem_type = DRM_BO_MEM_LOCAL; + if (!(bo->mem.flags & DRM_BO_FLAG_NO_MOVE) || force_no_move) { + drm_mm_put_block(bo->mem.mm_node); + bo->mem.mm_node = NULL; } mutex_unlock(&dev->struct_mutex); } - bo->flags &= ~DRM_BO_FLAG_MEM_TT; - bo->flags |= DRM_BO_FLAG_MEM_LOCAL | DRM_BO_FLAG_CACHED; + bo->mem.flags &= ~DRM_BO_FLAG_MEM_TT; + bo->mem.flags |= DRM_BO_FLAG_MEM_LOCAL | DRM_BO_FLAG_CACHED; return 0; } @@ -235,9 +235,9 @@ static void drm_bo_cleanup_refs(drm_buffer_object_t *bo, int remove_all) if (!bo->fence) { list_del_init(&bo->lru); - if (bo->mm_node) { - drm_mm_put_block(bo->mm_node); - bo->mm_node = NULL; + if (bo->mem.mm_node) { + drm_mm_put_block(bo->mem.mm_node); + bo->mem.mm_node = NULL; } list_del_init(&bo->ddestroy); mutex_unlock(&bo->mutex); @@ -269,7 +269,7 @@ static void drm_bo_destroy_locked(drm_buffer_object_t *bo) drm_device_t *dev = bo->dev; drm_buffer_manager_t *bm = &dev->bm; - if (list_empty(&bo->lru) && bo->mm_node == NULL && atomic_read(&bo->usage) == 0) { + if (list_empty(&bo->lru) && bo->mem.mm_node == NULL && atomic_read(&bo->usage) == 0) { BUG_ON(bo->fence != NULL); #ifdef DRM_ODD_MM_COMPAT @@ -507,7 +507,7 @@ static int drm_bo_evict(drm_buffer_object_t * bo, unsigned mem_type, if (bo->priv_flags & _DRM_BO_FLAG_UNFENCED) goto out; - if (!(bo->flags & drm_bo_type_flags(mem_type))) + if (!(bo->mem.flags & drm_bo_type_flags(mem_type))) goto out; ret = drm_bo_wait(bo, 0, 0, no_wait); @@ -518,9 +518,7 @@ static int drm_bo_evict(drm_buffer_object_t * bo, unsigned mem_type, goto out; } - evict_mem.num_pages = bo->num_pages; - evict_mem.page_alignment = bo->page_alignment; - evict_mem.size = evict_mem.num_pages << PAGE_SHIFT; + evict_mem = bo->mem; evict_mem.mask = dev->driver->bo_driver->evict_flags(dev, mem_type); ret = drm_bo_mem_space(dev, &evict_mem, no_wait); @@ -585,7 +583,7 @@ static int drm_bo_mem_force_space(drm_device_t *dev, atomic_inc(&entry->usage); mutex_unlock(&dev->struct_mutex); mutex_lock(&entry->mutex); - BUG_ON(entry->flags & (DRM_BO_FLAG_NO_MOVE | DRM_BO_FLAG_NO_EVICT)); + BUG_ON(entry->mem.flags & (DRM_BO_FLAG_NO_MOVE | DRM_BO_FLAG_NO_EVICT)); ret = drm_bo_evict(entry, mem_type, no_wait, 0); mutex_unlock(&entry->mutex); @@ -694,10 +692,10 @@ static int drm_move_local_to_tt(drm_buffer_object_t * bo, drm_device_t *dev = bo->dev; int ret = 0; - bo->mm_node = mem->mm_node; + bo->mem.mm_node = mem->mm_node; DRM_DEBUG("Flipping in to AGP 0x%08lx 0x%08lx\n", - bo->mm_node->start, bo->mm_node->size); + bo->mem.mm_node->start, bo->mem.mm_node->size); #ifdef DRM_ODD_MM_COMPAT mutex_lock(&dev->struct_mutex); @@ -708,8 +706,8 @@ static int drm_move_local_to_tt(drm_buffer_object_t * bo, } #endif drm_bo_unmap_virtual(bo); - ret = drm_bind_ttm(bo->ttm, bo->flags & DRM_BO_FLAG_BIND_CACHED, - bo->mm_node->start); + ret = drm_bind_ttm(bo->ttm, bo->mem.flags & DRM_BO_FLAG_BIND_CACHED, + bo->mem.mm_node->start); if (ret) { #ifdef DRM_ODD_MM_COMPAT @@ -719,12 +717,12 @@ static int drm_move_local_to_tt(drm_buffer_object_t * bo, goto out_put_unlock; } - if (!(bo->flags & DRM_BO_FLAG_BIND_CACHED)) - bo->flags &= DRM_BO_FLAG_CACHED; - bo->flags &= ~DRM_BO_MASK_MEM; - bo->flags |= DRM_BO_FLAG_MEM_TT; - bo->mem_type = DRM_BO_MEM_TT; - bo->offset = bo->mm_node->start << PAGE_SHIFT; + if (!(bo->mem.flags & DRM_BO_FLAG_BIND_CACHED)) + bo->mem.flags &= DRM_BO_FLAG_CACHED; + bo->mem.flags &= ~DRM_BO_MASK_MEM; + bo->mem.flags |= DRM_BO_FLAG_MEM_TT; + bo->mem.mem_type = DRM_BO_MEM_TT; + bo->offset = bo->mem.mm_node->start << PAGE_SHIFT; #ifdef DRM_ODD_MM_COMPAT ret = drm_bo_remap_bound(bo); @@ -736,7 +734,7 @@ static int drm_move_local_to_tt(drm_buffer_object_t * bo, #endif if (bo->priv_flags & _DRM_BO_FLAG_EVICTED) { - ret = dev->driver->bo_driver->invalidate_caches(dev, bo->flags); + ret = dev->driver->bo_driver->invalidate_caches(dev, bo->mem.flags); if (ret) DRM_ERROR("Could not flush read caches\n"); } @@ -746,8 +744,8 @@ static int drm_move_local_to_tt(drm_buffer_object_t * bo, out_put_unlock: mutex_lock(&dev->struct_mutex); - drm_mm_put_block(bo->mm_node); - bo->mm_node = NULL; + drm_mm_put_block(bo->mem.mm_node); + bo->mem.mm_node = NULL; mutex_unlock(&dev->struct_mutex); return ret; } @@ -948,7 +946,7 @@ static int drm_bo_read_cached(drm_buffer_object_t * bo) int ret = 0; BUG_ON(bo->priv_flags & _DRM_BO_FLAG_UNFENCED); - if (bo->mm_node) + if (bo->mem.mm_node) ret = drm_bo_evict(bo, DRM_BO_MEM_TT, 1, 0); return ret; } @@ -1039,15 +1037,15 @@ static void drm_bo_fill_rep_arg(drm_buffer_object_t * bo, drm_bo_arg_reply_t * rep) { rep->handle = bo->base.hash.key; - rep->flags = bo->flags; - rep->size = bo->num_pages * PAGE_SIZE; + rep->flags = bo->mem.flags; + rep->size = bo->mem.num_pages * PAGE_SIZE; rep->offset = bo->offset; rep->arg_handle = bo->map_list.user_token; - rep->mask = bo->mask; + rep->mask = bo->mem.mask; rep->buffer_start = bo->buffer_start; rep->fence_flags = bo->fence_type; rep->rep_flags = 0; - rep->page_alignment = bo->page_alignment; + rep->page_alignment = bo->mem.page_alignment; if ((bo->priv_flags & _DRM_BO_FLAG_UNFENCED) || drm_bo_quick_busy(bo)) { DRM_FLAG_MASKED(rep->rep_flags, DRM_BO_REP_BUSY, @@ -1105,14 +1103,14 @@ static int drm_buffer_object_map(drm_file_t * priv, uint32_t handle, } if ((map_flags & DRM_BO_FLAG_READ) && - (bo->flags & DRM_BO_FLAG_READ_CACHED) && - (!(bo->flags & DRM_BO_FLAG_CACHED))) { + (bo->mem.flags & DRM_BO_FLAG_READ_CACHED) && + (!(bo->mem.flags & DRM_BO_FLAG_CACHED))) { drm_bo_read_cached(bo); } break; } else if ((map_flags & DRM_BO_FLAG_READ) && - (bo->flags & DRM_BO_FLAG_READ_CACHED) && - (!(bo->flags & DRM_BO_FLAG_CACHED))) { + (bo->mem.flags & DRM_BO_FLAG_READ_CACHED) && + (!(bo->mem.flags & DRM_BO_FLAG_CACHED))) { /* * We are already mapped with different flags. @@ -1228,18 +1226,23 @@ static int drm_bo_move_buffer(drm_buffer_object_t * bo, uint32_t new_mem_flags, return ret; - mem.num_pages = bo->num_pages; + mem.num_pages = bo->mem.num_pages; mem.size = mem.num_pages << PAGE_SHIFT; mem.mask = new_mem_flags; - mem.page_alignment = bo->page_alignment; + mem.page_alignment = bo->mem.page_alignment; mutex_lock(&bm->evict_mutex); mutex_lock(&dev->struct_mutex); list_del(&bo->lru); list_add_tail(&bo->lru,&bm->unfenced); - DRM_FLAG_MASKED(bo->priv_flags, _DRM_BO_FLAG_UNFENCED, _DRM_BO_FLAG_UNFENCED); + DRM_FLAG_MASKED(bo->priv_flags, _DRM_BO_FLAG_UNFENCED, + _DRM_BO_FLAG_UNFENCED); mutex_unlock(&dev->struct_mutex); + /* + * Determine where to move the buffer. + */ + ret = drm_bo_mem_space(dev, &mem, no_wait); mutex_unlock(&bm->evict_mutex); @@ -1272,7 +1275,7 @@ static int drm_buffer_object_validate(drm_buffer_object_t * bo, { drm_device_t *dev = bo->dev; drm_buffer_manager_t *bm = &dev->bm; - uint32_t flag_diff = (new_flags ^ bo->flags); + uint32_t flag_diff = (new_flags ^ bo->mem.flags); drm_bo_driver_t *driver = dev->driver->bo_driver; int ret; @@ -1282,7 +1285,7 @@ static int drm_buffer_object_validate(drm_buffer_object_t * bo, return -EINVAL; } - DRM_DEBUG("New flags 0x%08x, Old flags 0x%08x\n", new_flags, bo->flags); + DRM_DEBUG("New flags 0x%08x, Old flags 0x%08x\n", new_flags, bo->mem.flags); ret = driver->fence_type(new_flags, &bo->fence_class, &bo->fence_type); if (ret) { DRM_ERROR("Driver did not support given buffer permissions\n"); @@ -1294,8 +1297,8 @@ static int drm_buffer_object_validate(drm_buffer_object_t * bo, */ if ((flag_diff & DRM_BO_FLAG_BIND_CACHED) && - !(bo->flags & DRM_BO_FLAG_MEM_LOCAL)) { - if (bo->flags & (DRM_BO_FLAG_NO_EVICT | DRM_BO_FLAG_NO_MOVE)) { + !(bo->mem.flags & DRM_BO_FLAG_MEM_LOCAL)) { + if (bo->mem.flags & (DRM_BO_FLAG_NO_EVICT | DRM_BO_FLAG_NO_MOVE)) { DRM_ERROR("Cannot change caching policy of " "pinned buffer.\n"); return -EINVAL; @@ -1307,8 +1310,8 @@ static int drm_buffer_object_validate(drm_buffer_object_t * bo, return ret; } } - DRM_MASK_VAL(bo->flags, DRM_BO_FLAG_BIND_CACHED, new_flags); - flag_diff = (new_flags ^ bo->flags); + DRM_MASK_VAL(bo->mem.flags, DRM_BO_FLAG_BIND_CACHED, new_flags); + flag_diff = (new_flags ^ bo->mem.flags); /* * Check whether we dropped no_move policy, and in that case, @@ -1318,9 +1321,9 @@ static int drm_buffer_object_validate(drm_buffer_object_t * bo, if ((flag_diff & DRM_BO_FLAG_NO_MOVE) && !(new_flags & DRM_BO_FLAG_NO_MOVE)) { mutex_lock(&dev->struct_mutex); - if (bo->mm_node) { - drm_mm_put_block(bo->mm_node); - bo->mm_node = NULL; + if (bo->mem.mm_node) { + drm_mm_put_block(bo->mem.mm_node); + bo->mem.mm_node = NULL; } mutex_unlock(&dev->struct_mutex); } @@ -1359,7 +1362,7 @@ static int drm_buffer_object_validate(drm_buffer_object_t * bo, mutex_unlock(&dev->struct_mutex); } - bo->flags = new_flags; + bo->mem.flags = new_flags; return 0; } @@ -1384,9 +1387,9 @@ static int drm_bo_handle_validate(drm_file_t * priv, uint32_t handle, if (ret) goto out; - ret = drm_bo_new_flags(dev, bo->flags, - (flags & mask) | (bo->mask & ~mask), hint, - 0, &new_flags, &bo->mask); + ret = drm_bo_new_flags(dev, bo->mem.flags, + (flags & mask) | (bo->mem.mask & ~mask), hint, + 0, &new_flags, &bo->mem.mask); if (ret) goto out; @@ -1469,7 +1472,7 @@ static int drm_bo_add_ttm(drm_file_t * priv, drm_buffer_object_t * bo) mutex_unlock(&dev->struct_mutex); if (ret) break; - bo->ttm = drm_ttm_init(dev, bo->num_pages << PAGE_SHIFT); + bo->ttm = drm_ttm_init(dev, bo->mem.num_pages << PAGE_SHIFT); if (!bo->ttm) ret = -ENOMEM; break; @@ -1511,12 +1514,12 @@ int drm_buffer_object_transfer(drm_buffer_object_t *bo, INIT_LIST_HEAD(&fbo->lru); list_splice_init(&bo->lru, &fbo->lru); - bo->mm_node = NULL; + bo->mem.mm_node = NULL; bo->ttm = NULL; bo->fence = NULL; - bo->flags = 0; + bo->mem.flags = 0; - fbo->mm_node->private = (void *)fbo; + fbo->mem.mm_node->private = (void *)fbo; atomic_set(&fbo->usage, 1); atomic_inc(&bm->count); mutex_unlock(&dev->struct_mutex); @@ -1572,9 +1575,9 @@ int drm_buffer_object_create(drm_file_t * priv, #endif bo->dev = dev; bo->type = type; - bo->num_pages = num_pages; - bo->mm_node = NULL; - bo->page_alignment = page_alignment; + bo->mem.num_pages = num_pages; + bo->mem.mm_node = NULL; + bo->mem.page_alignment = page_alignment; if (bo->type == drm_bo_type_fake) { bo->offset = buffer_start; bo->buffer_start = 0; @@ -1582,10 +1585,10 @@ int drm_buffer_object_create(drm_file_t * priv, bo->buffer_start = buffer_start; } bo->priv_flags = 0; - bo->flags = DRM_BO_FLAG_MEM_LOCAL | DRM_BO_FLAG_CACHED; + bo->mem.flags = DRM_BO_FLAG_MEM_LOCAL | DRM_BO_FLAG_CACHED; atomic_inc(&bm->count); - ret = drm_bo_new_flags(dev, bo->flags, mask, hint, - 1, &new_flags, &bo->mask); + ret = drm_bo_new_flags(dev, bo->mem.flags, mask, hint, + 1, &new_flags, &bo->mem.mask); if (ret) goto out_err; ret = drm_bo_add_ttm(priv, bo); @@ -1800,7 +1803,7 @@ static int drm_bo_force_list_clean(drm_device_t * dev, drm_bo_usage_deref_locked(entry); goto retry; } - if (entry->mm_node) { + if (entry->mem.mm_node) { clean = 0; /* @@ -1836,14 +1839,14 @@ static int drm_bo_force_list_clean(drm_device_t * dev, 0); if (force_no_move) { - DRM_MASK_VAL(entry->flags, DRM_BO_FLAG_NO_MOVE, + DRM_MASK_VAL(entry->mem.flags, DRM_BO_FLAG_NO_MOVE, 0); } - if (entry->flags & DRM_BO_FLAG_NO_EVICT) { + if (entry->mem.flags & DRM_BO_FLAG_NO_EVICT) { DRM_ERROR("A DRM_BO_NO_EVICT buffer present at " "cleanup. Removing flag and evicting.\n"); - entry->flags &= ~DRM_BO_FLAG_NO_EVICT; - entry->mask &= ~DRM_BO_FLAG_NO_EVICT; + entry->mem.flags &= ~DRM_BO_FLAG_NO_EVICT; + entry->mem.mask &= ~DRM_BO_FLAG_NO_EVICT; } ret = drm_bo_evict(entry, mem_type, 1, force_no_move); @@ -2181,7 +2184,7 @@ int drm_bo_pci_offset(const drm_buffer_object_t *bo, { drm_device_t *dev = bo->dev; drm_buffer_manager_t *bm = &dev->bm; - drm_mem_type_manager_t *man = &bm->man[bo->mem_type]; + drm_mem_type_manager_t *man = &bm->man[bo->mem.mem_type]; *bus_size = 0; if (bo->type != drm_bo_type_dc) @@ -2208,8 +2211,8 @@ int drm_bo_pci_offset(const drm_buffer_object_t *bo, *bus_base = man->io_offset; } - *bus_offset = bo->mm_node->start << PAGE_SHIFT; - *bus_size = bo->num_pages << PAGE_SHIFT; + *bus_offset = bo->mem.mm_node->start << PAGE_SHIFT; + *bus_size = bo->mem.num_pages << PAGE_SHIFT; return 0; } @@ -2232,7 +2235,7 @@ int drm_bo_ioremap(drm_buffer_object_t *bo) { drm_device_t *dev = bo->dev; drm_buffer_manager_t *bm = &dev->bm; - drm_mem_type_manager_t *man = &bm->man[bo->mem_type]; + drm_mem_type_manager_t *man = &bm->man[bo->mem.mem_type]; unsigned long bus_offset; unsigned long bus_size; unsigned long bus_base; @@ -2271,7 +2274,7 @@ void drm_bo_iounmap(drm_buffer_object_t *bo) bm = &dev->bm; - man = &bm->man[bo->mem_type]; + man = &bm->man[bo->mem.mem_type]; if (bo->iomap && (man->flags & _DRM_FLAG_NEEDS_IOREMAP)) iounmap(bo->iomap); @@ -2291,7 +2294,7 @@ void drm_bo_unmap_virtual(drm_buffer_object_t *bo) { drm_device_t *dev = bo->dev; loff_t offset = ((loff_t) bo->map_list.hash.key) << PAGE_SHIFT; - loff_t holelen = ((loff_t) bo->num_pages) << PAGE_SHIFT; + loff_t holelen = ((loff_t) bo->mem.num_pages) << PAGE_SHIFT; unmap_mapping_range(dev->dev_mapping, offset, holelen, 1); } @@ -2335,12 +2338,12 @@ static int drm_bo_setup_vm_locked(drm_buffer_object_t *bo) map->offset = 0; map->type = _DRM_TTM; map->flags = _DRM_REMOVABLE; - map->size = bo->num_pages * PAGE_SIZE; + map->size = bo->mem.num_pages * PAGE_SIZE; atomic_inc(&bo->usage); map->handle = (void *) bo; list->file_offset_node = drm_mm_search_free(&dev->offset_manager, - bo->num_pages, 0, 0); + bo->mem.num_pages, 0, 0); if (!list->file_offset_node) { drm_bo_takedown_vm_locked(bo); @@ -2348,7 +2351,7 @@ static int drm_bo_setup_vm_locked(drm_buffer_object_t *bo) } list->file_offset_node = drm_mm_get_block(list->file_offset_node, - bo->num_pages, 0); + bo->mem.num_pages, 0); list->hash.key = list->file_offset_node->start; if (drm_ht_insert_item(&dev->map_hash, &list->hash)) { |