Merge branch 'for-3.19-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata into for-3.20

Pull to receive the following two ahci_xgene fixes for the planned
xgene PMP support patches.

 5c0b8e0de76a8 ("ahci_xgene: Fix the endianess issue in APM X-Gene SoC AHCI SATA controller driver.")
 1102407bb714d ("ahci_xgene: Fix the DMA state machine lockup for the ATA_CMD_PACKET PIO mode command.")

Signed-off-by: Tejun Heo <tj@kernel.org>