[PATCH 2/3] iommu/fsl_pamu: Use dev_is_pci() to check whether it is pci device

[Yijing Wang]

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@xxxxxxxxxx>
---
 drivers/iommu/fsl_pamu_domain.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/iommu/fsl_pamu_domain.c b/drivers/iommu/fsl_pamu_domain.c
index c857c30..93072ba 100644
--- a/drivers/iommu/fsl_pamu_domain.c
+++ b/drivers/iommu/fsl_pamu_domain.c
@@ -691,7 +691,7 @@ static int fsl_pamu_attach_device(struct iommu_domain *domain,
 	 * Use LIODN of the PCI controller while attaching a
 	 * PCI device.
 	 */
-	if (dev->bus == &pci_bus_type) {
+	if (dev_is_pci(dev)) {
 		pdev = to_pci_dev(dev);
 		pci_ctl = pci_bus_to_host(pdev->bus);
 		/*
@@ -729,7 +729,7 @@ static void fsl_pamu_detach_device(struct iommu_domain *domain,
 	 * Use LIODN of the PCI controller while detaching a
 	 * PCI device.
 	 */
-	if (dev->bus == &pci_bus_type) {
+	if (dev_is_pci(dev)) {
 		pdev = to_pci_dev(dev);
 		pci_ctl = pci_bus_to_host(pdev->bus);
 		/*
@@ -1056,7 +1056,7 @@ static int fsl_pamu_add_device(struct device *dev)
 	 * For platform devices we allocate a separate group for
 	 * each of the devices.
 	 */
-	if (dev->bus == &pci_bus_type) {
+	if (dev_is_pci(dev)) {
 		pdev = to_pci_dev(dev);
 		/* Don't create device groups for virtual PCI bridges */
 		if (pdev->subordinate)
-- 
1.7.1


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