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| author |   Dan Williams <dan.j.williams@intel.com> | 2013-10-18 19:35:25 +0200 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2013-11-14 11:00:39 -0800 |
| commit | 8971646294bda65f8666b60cb2cb3d5e172c99bf (patch) | |
| tree | b3d75fd6c909de400e8028a337d70ca943180c87 /drivers | |
| parent | dmaengine: reference counted unmap data (diff) | |
| download | linux-dev-8971646294bda65f8666b60cb2cb3d5e172c99bf.tar.xz linux-dev-8971646294bda65f8666b60cb2cb3d5e172c99bf.zip | |
async_memcpy: convert to dmaengine_unmap_data
Use the generic unmap object to unmap dma buffers.
Cc: Vinod Koul <vinod.koul@intel.com>
Cc: Tomasz Figa <t.figa@samsung.com>
Cc: Dave Jiang <dave.jiang@intel.com>
Reported-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
[bzolnier: add missing unmap->len initialization]
[bzolnier: fix whitespace damage]
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
[djbw: add DMA_ENGINE=n support]
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/dma/dmaengine.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c index e721a1caff7f..54138b57b37c 100644 --- a/drivers/dma/dmaengine.c +++ b/drivers/dma/dmaengine.c @@ -1009,7 +1009,7 @@ static int __init dmaengine_init_unmap_pool(void) return -ENOMEM; } -static struct dmaengine_unmap_data * +struct dmaengine_unmap_data * dmaengine_get_unmap_data(struct device *dev, int nr, gfp_t flags) { struct dmaengine_unmap_data *unmap; @@ -1024,6 +1024,7 @@ dmaengine_get_unmap_data(struct device *dev, int nr, gfp_t flags) return unmap; } +EXPORT_SYMBOL(dmaengine_get_unmap_data); /** * dma_async_memcpy_pg_to_pg - offloaded copy from page to page |