netdev - [PATCH] net: ena: Use pci_dev_id() to simplify the code

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Date: Tue, 15 Aug 2023 10:42:48 +0800
From: Jialin Zhang <zhangjialin11@...wei.com>
To: <shayagr@...zon.com>, <akiyano@...zon.com>, <darinzon@...zon.com>,
	<ndagan@...zon.com>, <saeedb@...zon.com>, <davem@...emloft.net>,
	<edumazet@...gle.com>, <kuba@...nel.org>, <pabeni@...hat.com>,
	<michal.kubiak@...el.com>, <yuancan@...wei.com>
CC: <netdev@...r.kernel.org>, <liwei391@...wei.com>,
	<wangxiongfeng2@...wei.com>
Subject: [PATCH] net: ena: 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: Jialin Zhang <zhangjialin11@...wei.com>
---
 drivers/net/ethernet/amazon/ena/ena_netdev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c
index d19593fae226..ad32ca81f7ef 100644
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
@@ -3267,7 +3267,7 @@ static void ena_config_host_info(struct ena_com_dev *ena_dev, struct pci_dev *pd
 
 	host_info = ena_dev->host_attr.host_info;
 
-	host_info->bdf = (pdev->bus->number << 8) | pdev->devfn;
+	host_info->bdf = pci_dev_id(pdev);
 	host_info->os_type = ENA_ADMIN_OS_LINUX;
 	host_info->kernel_ver = LINUX_VERSION_CODE;
 	strscpy(host_info->kernel_ver_str, utsname()->version,
-- 
2.25.1