diff --git a/drivers/gpu/drm/ttm/ttm_memory.c b/drivers/gpu/drm/ttm/ttm_memory.c index a1803fbcc898a9f347b696ac454442592bc22004..29855be96be096bc7622e398e119e5376ce4bd8e 100644 --- a/drivers/gpu/drm/ttm/ttm_memory.c +++ b/drivers/gpu/drm/ttm/ttm_memory.c @@ -600,3 +600,9 @@ size_t ttm_round_pot(size_t size) return 0; } EXPORT_SYMBOL(ttm_round_pot); + +uint64_t ttm_get_kernel_zone_memory_size(struct ttm_mem_global *glob) +{ + return glob->zone_kernel->max_mem; +} +EXPORT_SYMBOL(ttm_get_kernel_zone_memory_size); diff --git a/include/drm/ttm/ttm_memory.h b/include/drm/ttm/ttm_memory.h index 72dcbe81dd0706ee1e7e8c95c5f7d06ef38158da..c4520890f2677dd6af75e3d7aa026c2b88959c5e 100644 --- a/include/drm/ttm/ttm_memory.h +++ b/include/drm/ttm/ttm_memory.h @@ -155,4 +155,5 @@ extern int ttm_mem_global_alloc_page(struct ttm_mem_global *glob, extern void ttm_mem_global_free_page(struct ttm_mem_global *glob, struct page *page); extern size_t ttm_round_pot(size_t size); +extern uint64_t ttm_get_kernel_zone_memory_size(struct ttm_mem_global *glob); #endif