ahci: flush dcache before issuing command
authorTang Yuantian <Yuantian.Tang@nxp.com>
Thu, 14 Apr 2016 08:21:00 +0000 (16:21 +0800)
committerTom Rini <trini@konsulko.com>
Mon, 18 Apr 2016 21:11:48 +0000 (17:11 -0400)
commit75e14b1ac87564f1f2f7401828c3fefd316e818f
tree28f4799f0680472a2b13d7b830e0d5d8c5a559df
parente3a46e3ee22876606254560ec4c10903074475c2
ahci: flush dcache before issuing command

Ensure data the following sata command used is flushed out of dcache
and written to physical memory or timeout error may happen.

Signed-off-by: Tang Yuantian <yuantian.tang@nxp.com>
drivers/block/ahci.c