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author | Christoph Hellwig <hch@lst.de> | 2018-12-25 14:03:32 +0100 |
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committer | Christoph Hellwig <hch@lst.de> | 2019-02-13 19:18:23 +0100 |
commit | 2b2812961302c38500c1027778e371c895f1cac4 (patch) | |
tree | ce10ac1c3c03f16283f192d32785ccc584966112 | |
parent | mfd/sm501: depend on HAS_DMA (diff) | |
download | linux-2b2812961302c38500c1027778e371c895f1cac4.tar.xz linux-2b2812961302c38500c1027778e371c895f1cac4.zip |
device.h: dma_mem is only needed for HAVE_GENERIC_DMA_COHERENT
No need to carry an unused field around.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r-- | include/linux/device.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/device.h b/include/linux/device.h index 6cb4640b6160..be544400acdd 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -1017,8 +1017,10 @@ struct device { struct list_head dma_pools; /* dma pools (if dma'ble) */ +#ifdef CONFIG_HAVE_GENERIC_DMA_COHERENT struct dma_coherent_mem *dma_mem; /* internal for coherent mem override */ +#endif #ifdef CONFIG_DMA_CMA struct cma *cma_area; /* contiguous memory area for dma allocations */ |