diff options
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_thp.c')
-rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_thp.c | 73 |
1 files changed, 44 insertions, 29 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c b/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c index b7c816ba7166..c8427998fa35 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_thp.c @@ -16,14 +16,22 @@ * @lock: Manager lock. */ struct vmw_thp_manager { + struct ttm_resource_manager manager; struct drm_mm mm; spinlock_t lock; }; +static struct vmw_thp_manager *to_thp_manager(struct ttm_resource_manager *man) +{ + return container_of(man, struct vmw_thp_manager, manager); +} + +static const struct ttm_resource_manager_func vmw_thp_func; + static int vmw_thp_insert_aligned(struct drm_mm *mm, struct drm_mm_node *node, unsigned long align_pages, const struct ttm_place *place, - struct ttm_mem_reg *mem, + struct ttm_resource *mem, unsigned long lpfn, enum drm_mm_insert_mode mode) { @@ -38,12 +46,12 @@ static int vmw_thp_insert_aligned(struct drm_mm *mm, struct drm_mm_node *node, return -ENOSPC; } -static int vmw_thp_get_node(struct ttm_mem_type_manager *man, +static int vmw_thp_get_node(struct ttm_resource_manager *man, struct ttm_buffer_object *bo, const struct ttm_place *place, - struct ttm_mem_reg *mem) + struct ttm_resource *mem) { - struct vmw_thp_manager *rman = (struct vmw_thp_manager *) man->priv; + struct vmw_thp_manager *rman = to_thp_manager(man); struct drm_mm *mm = &rman->mm; struct drm_mm_node *node; unsigned long align_pages; @@ -95,15 +103,15 @@ found_unlock: mem->start = node->start; } - return 0; + return ret; } -static void vmw_thp_put_node(struct ttm_mem_type_manager *man, - struct ttm_mem_reg *mem) +static void vmw_thp_put_node(struct ttm_resource_manager *man, + struct ttm_resource *mem) { - struct vmw_thp_manager *rman = (struct vmw_thp_manager *) man->priv; + struct vmw_thp_manager *rman = to_thp_manager(man); if (mem->mm_node) { spin_lock(&rman->lock); @@ -115,8 +123,7 @@ static void vmw_thp_put_node(struct ttm_mem_type_manager *man, } } -static int vmw_thp_init(struct ttm_mem_type_manager *man, - unsigned long p_size) +int vmw_thp_init(struct vmw_private *dev_priv) { struct vmw_thp_manager *rman; @@ -124,43 +131,51 @@ static int vmw_thp_init(struct ttm_mem_type_manager *man, if (!rman) return -ENOMEM; - drm_mm_init(&rman->mm, 0, p_size); + ttm_resource_manager_init(&rman->manager, + dev_priv->vram_size >> PAGE_SHIFT); + + rman->manager.func = &vmw_thp_func; + drm_mm_init(&rman->mm, 0, rman->manager.size); spin_lock_init(&rman->lock); - man->priv = rman; + + ttm_set_driver_manager(&dev_priv->bdev, TTM_PL_VRAM, &rman->manager); + ttm_resource_manager_set_used(&rman->manager, true); return 0; } -static int vmw_thp_takedown(struct ttm_mem_type_manager *man) +void vmw_thp_fini(struct vmw_private *dev_priv) { - struct vmw_thp_manager *rman = (struct vmw_thp_manager *) man->priv; + struct ttm_resource_manager *man = ttm_manager_type(&dev_priv->bdev, TTM_PL_VRAM); + struct vmw_thp_manager *rman = to_thp_manager(man); struct drm_mm *mm = &rman->mm; + int ret; + + ttm_resource_manager_set_used(man, false); + ret = ttm_resource_manager_force_list_clean(&dev_priv->bdev, man); + if (ret) + return; spin_lock(&rman->lock); - if (drm_mm_clean(mm)) { - drm_mm_takedown(mm); - spin_unlock(&rman->lock); - kfree(rman); - man->priv = NULL; - return 0; - } + drm_mm_clean(mm); + drm_mm_takedown(mm); spin_unlock(&rman->lock); - return -EBUSY; + ttm_resource_manager_cleanup(man); + ttm_set_driver_manager(&dev_priv->bdev, TTM_PL_VRAM, NULL); + kfree(rman); } -static void vmw_thp_debug(struct ttm_mem_type_manager *man, +static void vmw_thp_debug(struct ttm_resource_manager *man, struct drm_printer *printer) { - struct vmw_thp_manager *rman = (struct vmw_thp_manager *) man->priv; + struct vmw_thp_manager *rman = to_thp_manager(man); spin_lock(&rman->lock); drm_mm_print(&rman->mm, printer); spin_unlock(&rman->lock); } -const struct ttm_mem_type_manager_func vmw_thp_func = { - .init = vmw_thp_init, - .takedown = vmw_thp_takedown, - .get_node = vmw_thp_get_node, - .put_node = vmw_thp_put_node, +static const struct ttm_resource_manager_func vmw_thp_func = { + .alloc = vmw_thp_get_node, + .free = vmw_thp_put_node, .debug = vmw_thp_debug }; |