From: Zheng Zengkai <zhengzengkai@huawei.com>
Date: Fri, 11 Aug 2023 10:20:39 +0000 (+0800)
Subject: ocxl: Use pci_dev_id() to simplify the code
X-Git-Tag: v6.6-pxa1908~412^2~102
X-Git-Url: https://git.dujemihanovic.xyz/?a=commitdiff_plain;h=075a88d5eb2806712c64bed98c30b6890ec30311;p=linux.git

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 629067781cec..64a9c7125c29 100644
--- 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) {