Robert Morell fbf9865c6d
USB: ehci: tegra: Align DMA transfers to 32 bytes ...
The Tegra2 USB controller doesn't properly deal with misaligned DMA
buffers, causing corruption. This is especially prevalent with USB
network adapters, where skbuff alignment is often in the middle of a
4-byte dword.
To avoid this, allocate a temporary buffer for the DMA if the provided
buffer isn't sufficiently aligned.
Signed-off-by: Robert Morell <rmorell@nvidia.com >
Signed-off-by: Benoit Goby <benoit@android.com >
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de >
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Robert Morell
fbf9865c6d