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

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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: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Yijing Wang 2013-12-05 19:31:18 +08:00 committed by Dan Williams
parent dcb99fd9b0
commit 1fde254846
1 changed files with 6 additions and 6 deletions
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12
drivers/dma/ioat/dca.c
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@ -147,7 +147,7 @@ static int ioat_dca_add_requester(struct dca_provider *dca, struct device *dev)
u16 id;
/* This implementation only supports PCI-Express */
if (dev->bus != &pci_bus_type)
if (!dev_is_pci(dev))
return -ENODEV;
pdev = to_pci_dev(dev);
id = dcaid_from_pcidev(pdev);
@ -179,7 +179,7 @@ static int ioat_dca_remove_requester(struct dca_provider *dca,
int i;
/* This implementation only supports PCI-Express */
if (dev->bus != &pci_bus_type)
if (!dev_is_pci(dev))
return -ENODEV;
pdev = to_pci_dev(dev);
@ -320,7 +320,7 @@ static int ioat2_dca_add_requester(struct dca_provider *dca, struct device *dev)
u16 global_req_table;
/* This implementation only supports PCI-Express */
if (dev->bus != &pci_bus_type)
if (!dev_is_pci(dev))
return -ENODEV;
pdev = to_pci_dev(dev);
id = dcaid_from_pcidev(pdev);
@ -354,7 +354,7 @@ static int ioat2_dca_remove_requester(struct dca_provider *dca,
u16 global_req_table;
/* This implementation only supports PCI-Express */
if (dev->bus != &pci_bus_type)
if (!dev_is_pci(dev))
return -ENODEV;
pdev = to_pci_dev(dev);
@ -496,7 +496,7 @@ static int ioat3_dca_add_requester(struct dca_provider *dca, struct device *dev)
u16 global_req_table;
/* This implementation only supports PCI-Express */
if (dev->bus != &pci_bus_type)
if (!dev_is_pci(dev))
return -ENODEV;
pdev = to_pci_dev(dev);
id = dcaid_from_pcidev(pdev);
@ -530,7 +530,7 @@ static int ioat3_dca_remove_requester(struct dca_provider *dca,
u16 global_req_table;
/* This implementation only supports PCI-Express */
if (dev->bus != &pci_bus_type)
if (!dev_is_pci(dev))
return -ENODEV;
pdev = to_pci_dev(dev);