dpaa_eth: perform DMA unmapping before read
authorMadalin Bucur <madalin.bucur@nxp.com>
Thu, 31 Oct 2019 14:37:49 +0000 (16:37 +0200)
committerDavid S. Miller <davem@davemloft.net>
Thu, 31 Oct 2019 19:13:33 +0000 (12:13 -0700)
commitc70fd3182caef014e6c628b412f81aa57a3ef9e4
treeee935d474213a7019d1b76afec0779ea58da5db5
parent8151ee88bad568f0c8284d913310473f3b95945d
dpaa_eth: perform DMA unmapping before read

DMA unmapping is required before accessing the HW provided timestamping
information.

Fixes: 4664856e9ca2 ("dpaa_eth: add support for hardware timestamping")
Signed-off-by: Madalin Bucur <madalin.bucur@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/freescale/dpaa/dpaa_eth.c