android/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Revert "ANDROID: Export functions to be used with dma_map_ops in modules"

Browse Source 
The symbols exported by this commit were never used by external modules,
so just remove them as the exports are not needed (and cause merge
problems at times.)

Bug: 151050914
Bug: 203756332
Cc: Suren Baghdasaryan <surenb@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I926ad3cc732ec1db97fc4711962bc3902105dd25
This commit is contained in:
Greg Kroah-Hartman 2022-09-20 17:02:42 +02:00
parent 2fc96f32ee
commit 9072e986bd
2 changed files with 0 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
kernel/dma/direct.c
View File

@ -43,7 +43,6 @@ u64 dma_direct_get_required_mask(struct device *dev)
return (1ULL << (fls64(max_dma) - 1)) * 2 - 1;
}
EXPORT_SYMBOL_GPL(dma_direct_get_required_mask);
static gfp_t dma_direct_optimal_gfp_mask(struct device *dev, u64 dma_mask,
u64 *phys_limit)
@ -316,7 +315,6 @@ struct page *dma_direct_alloc_pages(struct device *dev, size_t size,
dma_free_contiguous(dev, page, size);
return NULL;
}
EXPORT_SYMBOL_GPL(dma_direct_alloc);
void dma_direct_free_pages(struct device *dev, size_t size,
struct page *page, dma_addr_t dma_addr,
@ -335,7 +333,6 @@ void dma_direct_free_pages(struct device *dev, size_t size,
dma_free_contiguous(dev, page, size);
}
EXPORT_SYMBOL_GPL(dma_direct_free);
#if defined(CONFIG_ARCH_HAS_SYNC_DMA_FOR_DEVICE) || \
defined(CONFIG_SWIOTLB)

2
kernel/dma/ops_helpers.c
View File

@ -27,7 +27,6 @@ int dma_common_get_sgtable(struct device *dev, struct sg_table *sgt,
sg_set_page(sgt->sgl, page, PAGE_ALIGN(size), 0);
return ret;
}
EXPORT_SYMBOL_GPL(dma_common_get_sgtable);
/*
* Create userspace mapping for the DMA-coherent memory.
@ -58,7 +57,6 @@ int dma_common_mmap(struct device *dev, struct vm_area_struct *vma,
return -ENXIO;
#endif /* CONFIG_MMU */
}
EXPORT_SYMBOL_GPL(dma_common_mmap);
struct page *dma_common_alloc_pages(struct device *dev, size_t size,
dma_addr_t *dma_handle, enum dma_data_direction dir, gfp_t gfp)