Fix DAC960 driver on machines which don't support 64-bit DMA

Addresses http://bugzilla.kernel.org/show_bug.cgi?id=8942

Use PCI_DMA_* constants instead of own private definitions Fall back to
32-bit DMA mask if a 64-bit one fails

Signed-off-by: Matthew Wilcox <matthew@wil.cx>
Acked-by: Jeff Garzik <jeff@garzik.org>
Tested-by: Lars <polynomial-c@gmx.de>
Cc: Alessandro Polverini <alex@nibbles.it>
Cc: <dac@conglom-o.org>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 0 insertions, 7 deletions

diff --git a/drivers/block/DAC960.h b/drivers/block/DAC960.h
index f5e2436c39aa..85fa9bb63759 100644
--- a/drivers/block/DAC960.h
+++ b/drivers/block/DAC960.h
@@ -61,13 +61,6 @@
 #define DAC960_V2_MaxPhysicalDevices            272
 
 /*
-  Define the pci dma mask supported by DAC960 V1 and V2 Firmware Controlers
- */
-
-#define DAC690_V1_PciDmaMask    0xffffffff
-#define DAC690_V2_PciDmaMask    0xffffffffffffffffULL
-
-/*
   Define a 32/64 bit I/O Address data type.
 */