diff options
| author | Alexandre Courbot <acourbot@nvidia.com> | 2016-09-16 18:32:26 +0900 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-09-16 15:53:05 -0400 |
| commit | af1f85ddecfa341e684db950c34a1813d36750db (patch) | |
| tree | d7c4e7f4871471d1e47a8ad7232f685e9498c782 /drivers/gpu/drm/ttm/ttm_page_alloc_dma.c | |
| parent | 0aa3e2d0cbff4c42997d75f35bb660fd382544e6 (diff) | |
drm/ttm: remove cpu_address member from ttm_tt
Patch 3d50d4dcb0 exposed the CPU address of DMA-allocated pages as
returned by dma_alloc_coherent because Nouveau on Tegra needed it.
This is not required anymore - as there were no other users for it,
remove it and save some memory for everyone.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/ttm/ttm_page_alloc_dma.c')
| -rw-r--r-- | drivers/gpu/drm/ttm/ttm_page_alloc_dma.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c b/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c index bef9f6feb635..cec4b4baa179 100644 --- a/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c +++ b/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c @@ -858,7 +858,6 @@ static int ttm_dma_pool_get_pages(struct dma_pool *pool, if (count) { d_page = list_first_entry(&pool->free_list, struct dma_page, page_list); ttm->pages[index] = d_page->p; - ttm_dma->cpu_address[index] = d_page->vaddr; ttm_dma->dma_address[index] = d_page->dma; list_move_tail(&d_page->page_list, &ttm_dma->pages_list); r = 0; @@ -989,7 +988,6 @@ void ttm_dma_unpopulate(struct ttm_dma_tt *ttm_dma, struct device *dev) INIT_LIST_HEAD(&ttm_dma->pages_list); for (i = 0; i < ttm->num_pages; i++) { ttm->pages[i] = NULL; - ttm_dma->cpu_address[i] = 0; ttm_dma->dma_address[i] = 0; } |