Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wirel...
[pandora-kernel.git] / arch / ia64 / include / asm / scatterlist.h
1 #ifndef _ASM_IA64_SCATTERLIST_H
2 #define _ASM_IA64_SCATTERLIST_H
3
4 #include <asm-generic/scatterlist.h>
5 /*
6  * It used to be that ISA_DMA_THRESHOLD had something to do with the
7  * DMA-limits of ISA-devices.  Nowadays, its only remaining use (apart
8  * from the aha1542.c driver, which isn't 64-bit clean anyhow) is to
9  * tell the block-layer (via BLK_BOUNCE_ISA) what the max. physical
10  * address of a page is that is allocated with GFP_DMA.  On IA-64,
11  * that's 4GB - 1.
12  */
13 #define ISA_DMA_THRESHOLD       0xffffffff
14 #define ARCH_HAS_SG_CHAIN
15
16 #endif /* _ASM_IA64_SCATTERLIST_H */