On 8/14/23 19:38, Jialin Zhang wrote:
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: Jialin Zhang <zhangjialin11@xxxxxxxxxx>
Reviewed-by: Dave Jiang <dave.jiang@xxxxxxxxx>
---
drivers/dma/ioat/dca.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/dma/ioat/dca.c b/drivers/dma/ioat/dca.c
index 289c59ed74b9..17f6b6367113 100644
--- a/drivers/dma/ioat/dca.c
+++ b/drivers/dma/ioat/dca.c
@@ -51,7 +51,7 @@
/* pack PCI B/D/F into a u16 */
static inline u16 dcaid_from_pcidev(struct pci_dev *pci)
{
- return (pci->bus->number << 8) | pci->devfn;
+ return pci_dev_id(pci);
}
static int dca_enabled_in_bios(struct pci_dev *pdev)
