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dmaengine: mv_xor_v2: set DMA mask to 40 bits
authorThomas Petazzoni <thomas.petazzoni@free-electrons.com>
Fri, 5 May 2017 09:57:50 +0000 (11:57 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 14 Jun 2017 13:05:57 +0000 (15:05 +0200)
commit1f67d28d2707dc1da24c7f94b0a80721ea89abac
tree6f30b435bbc0b0330d1345eebfa4f2b5cea59cd9tree
parenteb5afaba617739df3fea2d6312cf493822d14934commit | diff
dmaengine: mv_xor_v2: set DMA mask to 40 bits

commit b2d3c270f9f2fb82518ac500a9849c3aaf503852 upstream.

The XORv2 engine on Armada 7K/8K can only access the first 40 bits of
the physical address space, so the DMA mask must be set accordingly.

Fixes: 19a340b1a820 ("dmaengine: mv_xor_v2: new driver")
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/dma/mv_xor_v2.c diff | blob | history