PCI core API pci_dev_id() can be used to get the BDF number for a pci device. We don't need to compose it mannually. Use pci_dev_id() to simplify the code a little bit. Signed-off-by: Zheng Zengkai <zhengzengkai@xxxxxxxxxx> --- drivers/gpu/drm/radeon/radeon_acpi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/radeon/radeon_acpi.c b/drivers/gpu/drm/radeon/radeon_acpi.c index 5771d1fcb073..603a78e41ba5 100644 --- a/drivers/gpu/drm/radeon/radeon_acpi.c +++ b/drivers/gpu/drm/radeon/radeon_acpi.c @@ -618,7 +618,7 @@ int radeon_acpi_pcie_performance_request(struct radeon_device *rdev, atcs_input.size = sizeof(struct atcs_pref_req_input); /* client id (bit 2-0: func num, 7-3: dev num, 15-8: bus num) */ - atcs_input.client_id = rdev->pdev->devfn | (rdev->pdev->bus->number << 8); + atcs_input.client_id = pci_dev_id(rdev->pdev); atcs_input.valid_flags_mask = ATCS_VALID_FLAGS_MASK; atcs_input.flags = ATCS_WAIT_FOR_COMPLETION; if (advertise) -- 2.20.1