powerpc/pci: Use dev_is_pci() to check whether it is pci device

Use PCI standard marco dev_is_pci() instead of directly compare
pci_bus_type to check whether it is pci device.

Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c
index 4dfd61d..7066e52 100644 (file)
--- a/arch/powerpc/sysdev/fsl_pci.c
+++ b/arch/powerpc/sysdev/fsl_pci.c
@@ -122,7 +122,7 @@ static int fsl_pci_dma_set_mask(struct device *dev, u64 dma_mask)
         * address width of the SoC such that we can address any internal
         * SoC address from across PCI if needed
         */
-       if ((dev->bus == &pci_bus_type) &&
+       if ((dev_is_pci(dev)) &&
            dma_mask >= DMA_BIT_MASK(MAX_PHYS_ADDR_BITS)) {
                set_dma_ops(dev, &dma_direct_ops);
                set_dma_offset(dev, pci64_dma_offset);