ocxl: Use pci_dev_id() to simplify the code

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@huawei.com>
Acked-by: Andrew Donnellan <ajd@linux.ibm.com>
Acked-by: Frederic Barrat <fbarrat@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/20230811102039.17257-1-zhengzengkai@huawei.com

diff --git a/arch/powerpc/platforms/powernv/ocxl.c b/arch/powerpc/platforms/powernv/ocxl.c
index 6290677..64a9c71 100644 (file)
--- a/arch/powerpc/platforms/powernv/ocxl.c
+++ b/arch/powerpc/platforms/powernv/ocxl.c
@@ -449,7 +449,7 @@ int pnv_ocxl_spa_setup(struct pci_dev *dev, void *spa_mem, int PE_mask,
        if (!data)
                return -ENOMEM;
 
-       bdfn = (dev->bus->number << 8) | dev->devfn;
+       bdfn = pci_dev_id(dev);
        rc = opal_npu_spa_setup(phb->opal_id, bdfn, virt_to_phys(spa_mem),
                                PE_mask);
        if (rc) {