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path: root/drivers/gpu/drm/ttm/ttm_tt.c
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Diffstat (limited to 'drivers/gpu/drm/ttm/ttm_tt.c')
-rw-r--r--drivers/gpu/drm/ttm/ttm_tt.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index af789dc869b9..86d5b1745a45 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -49,12 +49,16 @@ static int ttm_tt_swapin(struct ttm_tt *ttm);
static void ttm_tt_alloc_page_directory(struct ttm_tt *ttm)
{
ttm->pages = drm_calloc_large(ttm->num_pages, sizeof(*ttm->pages));
+ ttm->dma_address = drm_calloc_large(ttm->num_pages,
+ sizeof(*ttm->dma_address));
}
static void ttm_tt_free_page_directory(struct ttm_tt *ttm)
{
drm_free_large(ttm->pages);
ttm->pages = NULL;
+ drm_free_large(ttm->dma_address);
+ ttm->dma_address = NULL;
}
static void ttm_tt_free_user_pages(struct ttm_tt *ttm)
@@ -105,7 +109,8 @@ static struct page *__ttm_tt_get_page(struct ttm_tt *ttm, int index)
INIT_LIST_HEAD(&h);
- ret = ttm_get_pages(&h, ttm->page_flags, ttm->caching_state, 1);
+ ret = ttm_get_pages(&h, ttm->page_flags, ttm->caching_state, 1,
+ &ttm->dma_address[index]);
if (ret != 0)
return NULL;
@@ -164,7 +169,7 @@ int ttm_tt_populate(struct ttm_tt *ttm)
}
be->func->populate(be, ttm->num_pages, ttm->pages,
- ttm->dummy_read_page);
+ ttm->dummy_read_page, ttm->dma_address);
ttm->state = tt_unbound;
return 0;
}
@@ -298,7 +303,8 @@ static void ttm_tt_free_alloced_pages(struct ttm_tt *ttm)
count++;
}
}
- ttm_put_pages(&h, count, ttm->page_flags, ttm->caching_state);
+ ttm_put_pages(&h, count, ttm->page_flags, ttm->caching_state,
+ ttm->dma_address);
ttm->state = tt_unpopulated;
ttm->first_himem_page = ttm->num_pages;
ttm->last_lomem_page = -1;