提交 5c8598fc 编写于 作者: R Russell King

ARM: dmabounce: no need to check dev->bus type in needs_bounce function

As the needs_bounce function is passed at DMA bounce register time,
we already know what the device bus type is, so we don't need to check
it each time the needs_bounce function is called.
Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>
上级 0703ed2a
......@@ -247,8 +247,7 @@ static int it8152_needs_bounce(struct device *dev, dma_addr_t dma_addr, size_t s
{
dev_dbg(dev, "%s: dma_addr %08x, size %08x\n",
__func__, dma_addr, size);
return dev->bus == &pci_bus_type &&
(dma_addr + size - PHYS_OFFSET) >= SZ_64M;
return (dma_addr + size - PHYS_OFFSET) >= SZ_64M;
}
/*
......
......@@ -318,7 +318,7 @@ static int abort_handler(unsigned long addr, unsigned int fsr, struct pt_regs *r
static int ixp4xx_needs_bounce(struct device *dev, dma_addr_t dma_addr, size_t size)
{
return dev->bus == &pci_bus_type && (dma_addr + size) >= SZ_64M;
return (dma_addr + size) >= SZ_64M;
}
/*
......
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