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| author | Rob Herring <rob.herring@calxeda.com> | 2013-08-01 15:29:29 -0500 |
|---|---|---|
| committer | Rob Herring <rob.herring@calxeda.com> | 2013-08-13 15:52:33 -0500 |
| commit | 364230b9952143eb2062dc071e919fb751540ae8 (patch) | |
| tree | 7859a2896a70b8a32e3f55a13fa5399939c9728b /arch | |
| parent | d4e4ab86bcba5a72779c43dc1459f71fea3d89c8 (diff) | |
| download | linux-364230b9952143eb2062dc071e919fb751540ae8.tar.gz linux-364230b9952143eb2062dc071e919fb751540ae8.tar.bz2 linux-364230b9952143eb2062dc071e919fb751540ae8.zip | |
ARM: use phys_addr_t for DMA zone sizes
In order to specify a DMA zone size of 4GB on LPAE systems, the sizes need
to be 64-bit. So make machine_desc.dma_zone_size and arm_dma_zone_size be
phys_addr_t instead of unsigned long.
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/include/asm/mach/arch.h | 2 | ||||
| -rw-r--r-- | arch/arm/mm/init.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/include/asm/mach/arch.h b/arch/arm/include/asm/mach/arch.h index 441efc491b50..d91b16857971 100644 --- a/arch/arm/include/asm/mach/arch.h +++ b/arch/arm/include/asm/mach/arch.h @@ -35,7 +35,7 @@ struct machine_desc { unsigned int nr_irqs; /* number of IRQs */ #ifdef CONFIG_ZONE_DMA - unsigned long dma_zone_size; /* size of DMA-able area */ + phys_addr_t dma_zone_size; /* size of DMA-able area */ #endif unsigned int video_start; /* start of video RAM */ diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 15225d829d71..c0bb66e69999 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -207,7 +207,7 @@ static void __init arm_bootmem_init(unsigned long start_pfn, #ifdef CONFIG_ZONE_DMA -unsigned long arm_dma_zone_size __read_mostly; +phys_addr_t arm_dma_zone_size __read_mostly; EXPORT_SYMBOL(arm_dma_zone_size); /* |