ioatdma: Add 64bit chansts register read for ioat v3.3.
commitd92a8d7cbb6941d5d985ccb3453a2ac5c92f60e4
authorDave Jiang <dave.jiang@intel.com>
Tue, 26 Mar 2013 22:42:41 +0000 (26 15:42 -0700)
committerVinod Koul <vinod.koul@intel.com>
Mon, 15 Apr 2013 04:21:20 +0000 (15 09:51 +0530)
tree37146d568d6022714cfc3a65d90f12eaf12fba13
parent0132bcef76301a8dc7794c893fd9342a04059082
ioatdma: Add 64bit chansts register read for ioat v3.3.

The channel status register for v3.3 is now 64bit. Use readq if available
on v3.3 platforms.

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Acked-by: Dan Williams <djbw@fb.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
drivers/dma/ioat/dma.h