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powerpc/dma: remove max_direct_dma_addr

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The max_direct_dma_addr duplicates the bus_dma_mask field in struct
device.  Use the generic field instead.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Christian Zigotzky <chzigotzky@xenosoft.de>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Christoph Hellwig
2019-02-13 08:01:20 +01:00
committed by Michael Ellerman
parent 391133fd5a
commit 74194cdaac
5 changed files with 6 additions and 31 deletions
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4
arch/powerpc/include/asm/dma-direct.h
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@@ -5,9 +5,7 @@
static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size)
{
#ifdef CONFIG_SWIOTLB
struct dev_archdata *sd = &dev->archdata;
if (sd->max_direct_dma_addr && addr + size > sd->max_direct_dma_addr)
if (dev->bus_dma_mask && addr + size > dev->bus_dma_mask)
return false;
#endif