diff options
Diffstat (limited to 'drivers/gpu/drm/drm_gem_cma_helper.c')
| -rw-r--r-- | drivers/gpu/drm/drm_gem_cma_helper.c | 29 |
1 files changed, 11 insertions, 18 deletions
diff --git a/drivers/gpu/drm/drm_gem_cma_helper.c b/drivers/gpu/drm/drm_gem_cma_helper.c index cc26625b4b33..12e98fb28229 100644 --- a/drivers/gpu/drm/drm_gem_cma_helper.c +++ b/drivers/gpu/drm/drm_gem_cma_helper.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * drm gem CMA (contiguous memory allocator) helper functions * @@ -6,26 +7,18 @@ * Based on Samsung Exynos code * * Copyright (c) 2011 Samsung Electronics Co., Ltd. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ -#include <linux/mm.h> -#include <linux/slab.h> -#include <linux/mutex.h> -#include <linux/export.h> #include <linux/dma-buf.h> #include <linux/dma-mapping.h> +#include <linux/export.h> +#include <linux/mm.h> +#include <linux/mutex.h> +#include <linux/slab.h> -#include <drm/drmP.h> #include <drm/drm.h> +#include <drm/drm_device.h> +#include <drm/drm_drv.h> #include <drm/drm_gem_cma_helper.h> #include <drm/drm_vma_manager.h> @@ -186,13 +179,13 @@ void drm_gem_cma_free_object(struct drm_gem_object *gem_obj) cma_obj = to_drm_gem_cma_obj(gem_obj); - if (cma_obj->vaddr) { - dma_free_wc(gem_obj->dev->dev, cma_obj->base.size, - cma_obj->vaddr, cma_obj->paddr); - } else if (gem_obj->import_attach) { + if (gem_obj->import_attach) { if (cma_obj->vaddr) dma_buf_vunmap(gem_obj->import_attach->dmabuf, cma_obj->vaddr); drm_prime_gem_destroy(gem_obj, cma_obj->sgt); + } else if (cma_obj->vaddr) { + dma_free_wc(gem_obj->dev->dev, cma_obj->base.size, + cma_obj->vaddr, cma_obj->paddr); } drm_gem_object_release(gem_obj); |