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[ARM] Ensure that both MAX_DMA_ADDRESS and ISA_DMA_THRESHOLD are defined 

Both of these symbols should be defined by a platform, or neither
should be defined.  Ensure that all platforms conform.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2008-11-30 13:26:47 +00:00 committed by Russell King
parent 0560cf5aa5
commit 3719ec5077
4 changed files with 4 additions and 3 deletions
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1
arch/arm/mach-davinci/include/mach/memory.h
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@ -52,6 +52,7 @@ __arch_adjust_zones(int node, unsigned long *size, unsigned long *holes)
if ((meminfo.bank[0].size >> 20) > 128) __arch_adjust_zones(node, zone_size, holes)
#define ISA_DMA_THRESHOLD (PHYS_OFFSET + (128<<20) - 1)
#define MAX_DMA_ADDRESS (PAGE_OFFSET + (128<<20))
#endif

4
arch/arm/mach-h720x/include/mach/memory.h
View File

@ -12,10 +12,8 @@
* This is the maximum DMA address that can be DMAd to.
* There should not be more than (0xd0000000 - 0xc0000000)
* bytes of RAM.
*
* If you set this, you must also set ISA_DMA_THRESHOLD and setup a DMA
* zone if this does not cover all possible RAM.
*/
#define ISA_DMA_THRESHOLD (PHYS_OFFSET + SZ_256M - 1)
#define MAX_DMA_ADDRESS (PAGE_OFFSET + SZ_256M)
#endif

1
arch/arm/mach-pxa/include/mach/memory.h
View File

@ -37,6 +37,7 @@ void cmx2xx_pci_adjust_zones(int node, unsigned long *size,
cmx2xx_pci_adjust_zones(node, size, holes)
#define ISA_DMA_THRESHOLD (PHYS_OFFSET + SZ_64M - 1)
#define MAX_DMA_ADDRESS (PAGE_OFFSET + SZ_64M)
#endif
#endif

1
arch/arm/mach-sa1100/include/mach/memory.h
View File

@ -23,6 +23,7 @@ void sa1111_adjust_zones(int node, unsigned long *size, unsigned long *holes);
sa1111_adjust_zones(node, size, holes)
#define ISA_DMA_THRESHOLD (PHYS_OFFSET + SZ_1M - 1)
#define MAX_DMA_ADDRESS (PAGE_OFFSET + SZ_1M)
#endif
#endif