@@ -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);
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> --- drivers/dma/ioat/dca.c | 12 ++++++------ 1 files changed, 6 insertions(+), 6 deletions(-)