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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-10-27 18:48:33 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-10-27 18:48:33 +0100
commitda80d2e516eb858eb5bcca7fa5f5a13ed86930e4 (patch)
tree98b4884ed60861b5698ca770449b7484a7c8ae57 /drivers/parisc/sba_iommu.c
parent6859eba4f6fbc515ea05f53b77ec55f49a6dcf0f (diff)
parentd6d5df1db6e9d7f8f76d2911707f7d5877251b02 (diff)
Merge 5.4-rc5 into char-misc-next
We want the binder fix in here as well for testing and to work on top of. Also handles a merge issue in binder.c to help linux-next out Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/parisc/sba_iommu.c')
-rw-r--r--drivers/parisc/sba_iommu.c8
1 files changed, 0 insertions, 8 deletions
diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c
index ed50502cc65a..de8e4e347249 100644
--- a/drivers/parisc/sba_iommu.c
+++ b/drivers/parisc/sba_iommu.c
@@ -678,14 +678,6 @@ static int sba_dma_supported( struct device *dev, u64 mask)
return(0);
}
- /* Documentation/DMA-API-HOWTO.txt tells drivers to try 64-bit
- * first, then fall back to 32-bit if that fails.
- * We are just "encouraging" 32-bit DMA masks here since we can
- * never allow IOMMU bypass unless we add special support for ZX1.
- */
- if (mask > ~0U)
- return 0;
-
ioc = GET_IOC(dev);
if (!ioc)
return 0;