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Add helper function > for that. We will use it in upcoming patch. > > Signed-off-by: Michal Wajdeczko > --- > drivers/gpu/drm/xe/xe_ttm_vram_mgr.c | 12 ++++++++++++ > drivers/gpu/drm/xe/xe_ttm_vram_mgr.h | 1 + > 2 files changed, 13 insertions(+) > > diff --git a/drivers/gpu/drm/xe/xe_ttm_vram_mgr.c b/drivers/gpu/drm/xe/xe_ttm_vram_mgr.c > index 0678faf83212..8a1f460ff20b 100644 > --- a/drivers/gpu/drm/xe/xe_ttm_vram_mgr.c > +++ b/drivers/gpu/drm/xe/xe_ttm_vram_mgr.c > @@ -478,3 +478,15 @@ void xe_ttm_vram_get_used(struct ttm_resource_manager *man, > *used_visible = mgr->visible_size - mgr->visible_avail; > mutex_unlock(&mgr->lock); > } > + > +u64 xe_ttm_vram_get_avail(struct ttm_resource_manager *man) > +{ > + struct xe_ttm_vram_mgr *mgr = to_xe_ttm_vram_mgr(man); > + u64 avail; > + > + mutex_lock(&mgr->lock); > + avail = mgr->mm.avail; > + mutex_unlock(&mgr->lock); > + > + return avail; > +} LGTM. Reviewed-by: Himal Prasad Ghimiray > diff --git a/drivers/gpu/drm/xe/xe_ttm_vram_mgr.h b/drivers/gpu/drm/xe/xe_ttm_vram_mgr.h > index d184e19a9230..cc76050e376d 100644 > --- a/drivers/gpu/drm/xe/xe_ttm_vram_mgr.h > +++ b/drivers/gpu/drm/xe/xe_ttm_vram_mgr.h > @@ -25,6 +25,7 @@ int xe_ttm_vram_mgr_alloc_sgt(struct xe_device *xe, > void xe_ttm_vram_mgr_free_sgt(struct device *dev, enum dma_data_direction dir, > struct sg_table *sgt); > > +u64 xe_ttm_vram_get_avail(struct ttm_resource_manager *man); > u64 xe_ttm_vram_get_cpu_visible_size(struct ttm_resource_manager *man); > void xe_ttm_vram_get_used(struct ttm_resource_manager *man, > u64 *used, u64 *used_visible);