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drm/vmwgfx/ttm: move thp to driver managed 

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200804025632.3868079-49-airlied@gmail.com
This commit is contained in:
Dave Airlie 2020-08-04 12:56:21 +10:00
parent 3a1fc38eda
commit d575a891e6
1 changed files with 21 additions and 11 deletions
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32
drivers/gpu/drm/vmwgfx/vmwgfx_thp.c
View File

@ -16,10 +16,16 @@
* @lock: Manager lock.
*/
struct vmw_thp_manager {
struct ttm_mem_type_manager manager;
struct drm_mm mm;
spinlock_t lock;
};
static struct vmw_thp_manager *to_thp_manager(struct ttm_mem_type_manager *man)
{
return container_of(man, struct vmw_thp_manager, manager);
}
static int vmw_thp_insert_aligned(struct drm_mm *mm, struct drm_mm_node *node,
unsigned long align_pages,
const struct ttm_place *place,
@ -43,7 +49,7 @@ static int vmw_thp_get_node(struct ttm_mem_type_manager *man,
const struct ttm_place *place,
struct ttm_mem_reg *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;
@ -103,7 +109,7 @@ found_unlock:
static void vmw_thp_put_node(struct ttm_mem_type_manager *man,
struct ttm_mem_reg *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);
@ -117,20 +123,24 @@ static void vmw_thp_put_node(struct ttm_mem_type_manager *man,
int vmw_thp_init(struct vmw_private *dev_priv)
{
struct ttm_mem_type_manager *man = ttm_manager_type(&dev_priv->bdev, TTM_PL_VRAM);
struct ttm_mem_type_manager *man;
struct vmw_thp_manager *rman;
rman = kzalloc(sizeof(*rman), GFP_KERNEL);
if (!rman)
return -ENOMEM;
man = &rman->manager;
man->available_caching = TTM_PL_FLAG_CACHED;
man->default_caching = TTM_PL_FLAG_CACHED;
ttm_mem_type_manager_init(&dev_priv->bdev, man,
dev_priv->vram_size >> PAGE_SHIFT);
rman = kzalloc(sizeof(*rman), GFP_KERNEL);
if (!rman)
return -ENOMEM;
drm_mm_init(&rman->mm, 0, man->size);
spin_lock_init(&rman->lock);
man->priv = rman;
ttm_set_driver_manager(&dev_priv->bdev, TTM_PL_VRAM, &rman->manager);
ttm_mem_type_manager_set_used(man, true);
return 0;
}
@ -138,7 +148,7 @@ int vmw_thp_init(struct vmw_private *dev_priv)
void vmw_thp_fini(struct vmw_private *dev_priv)
{
struct ttm_mem_type_manager *man = ttm_manager_type(&dev_priv->bdev, TTM_PL_VRAM);
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;
int ret;
@ -151,15 +161,15 @@ void vmw_thp_fini(struct vmw_private *dev_priv)
drm_mm_clean(mm);
drm_mm_takedown(mm);
spin_unlock(&rman->lock);
kfree(rman);
man->priv = NULL;
ttm_mem_type_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,
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);