diff options
Diffstat (limited to 'drivers/gpu/drm/ttm/ttm_bo.c')
| -rw-r--r-- | drivers/gpu/drm/ttm/ttm_bo.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index b5608a0087a9..9d316f33e6a6 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -84,7 +84,7 @@ static void ttm_mem_type_debug(struct ttm_bo_device *bdev, struct drm_printer *p drm_printf(p, " has_type: %d\n", man->has_type); drm_printf(p, " use_type: %d\n", man->use_type); - drm_printf(p, " flags: 0x%08X\n", man->flags); + drm_printf(p, " use_tt: %d\n", man->use_tt); drm_printf(p, " size: %llu\n", man->size); drm_printf(p, " available_caching: 0x%08X\n", man->available_caching); drm_printf(p, " default_caching: 0x%08X\n", man->default_caching); @@ -159,7 +159,7 @@ static void ttm_bo_add_mem_to_lru(struct ttm_buffer_object *bo, man = &bdev->man[mem->mem_type]; list_add_tail(&bo->lru, &man->lru[bo->priority]); - if (!(man->flags & TTM_MEMTYPE_FLAG_FIXED) && bo->ttm && + if (man->use_tt && bo->ttm && !(bo->ttm->page_flags & (TTM_PAGE_FLAG_SG | TTM_PAGE_FLAG_SWAPPED))) { list_add_tail(&bo->swap, &ttm_bo_glob.swap_lru[bo->priority]); @@ -286,10 +286,11 @@ static int ttm_bo_handle_move_mem(struct ttm_buffer_object *bo, * Create and bind a ttm if required. */ - if (!(new_man->flags & TTM_MEMTYPE_FLAG_FIXED)) { - bool zero = !(old_man->flags & TTM_MEMTYPE_FLAG_FIXED); - - ret = ttm_tt_create(bo, zero); + if (new_man->use_tt) { + /* Zero init the new TTM structure if the old location should + * have used one as well. + */ + ret = ttm_tt_create(bo, old_man->use_tt); if (ret) goto out_err; @@ -314,8 +315,7 @@ static int ttm_bo_handle_move_mem(struct ttm_buffer_object *bo, if (bdev->driver->move_notify) bdev->driver->move_notify(bo, evict, mem); - if (!(old_man->flags & TTM_MEMTYPE_FLAG_FIXED) && - !(new_man->flags & TTM_MEMTYPE_FLAG_FIXED)) + if (old_man->use_tt && new_man->use_tt) ret = ttm_bo_move_ttm(bo, ctx, mem); else if (bdev->driver->move) ret = bdev->driver->move(bo, evict, ctx, mem); @@ -340,7 +340,7 @@ moved: out_err: new_man = &bdev->man[bo->mem.mem_type]; - if (new_man->flags & TTM_MEMTYPE_FLAG_FIXED) { + if (!new_man->use_tt) { ttm_tt_destroy(bo->ttm); bo->ttm = NULL; } @@ -1673,6 +1673,7 @@ int ttm_bo_device_init(struct ttm_bo_device *bdev, * Initialize the system memory buffer type. * Other types need to be driver / IOCTL initialized. */ + bdev->man[TTM_PL_SYSTEM].use_tt = true; bdev->man[TTM_PL_SYSTEM].available_caching = TTM_PL_MASK_CACHING; bdev->man[TTM_PL_SYSTEM].default_caching = TTM_PL_FLAG_CACHED; ret = ttm_bo_init_mm(bdev, TTM_PL_SYSTEM, 0); |