linux-kernel - [PATCH v2 07/23] PCI: kirin: Prefer of_device_get_match

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Message-Id: <20211223011054.1227810-8-helgaas@kernel.org>
Date:   Wed, 22 Dec 2021 19:10:38 -0600
From:   Bjorn Helgaas <helgaas@...nel.org>
To:     linux-pci@...r.kernel.org, Fan Fei <ffclaire1224@...il.com>
Cc:     Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Rob Herring <robh@...nel.org>, linux-kernel@...r.kernel.org,
        linux-kernel-mentees@...ts.linuxfoundation.org,
        Shuah Khan <skhan@...uxfoundation.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Xiaowei Song <songxiaowei@...ilicon.com>,
        Binghui Wang <wangbinghui@...ilicon.com>
Subject: [PATCH v2 07/23] PCI: kirin: Prefer of_device_get_match_data()

From: Fan Fei <ffclaire1224@...il.com>

The kirin driver only needs the device data, not the whole struct
of_device_id.  Use of_device_get_match_data() instead of of_match_device().
No functional change intended.

[bhelgaas: commit log]
Signed-off-by: Fan Fei <ffclaire1224@...il.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@...gle.com>
Cc: Xiaowei Song <songxiaowei@...ilicon.com>
Cc: Binghui Wang <wangbinghui@...ilicon.com>
---
 drivers/pci/controller/dwc/pcie-kirin.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/pci/controller/dwc/pcie-kirin.c b/drivers/pci/controller/dwc/pcie-kirin.c
index 095afbccf9c1..8d6e241bd171 100644
--- a/drivers/pci/controller/dwc/pcie-kirin.c
+++ b/drivers/pci/controller/dwc/pcie-kirin.c
@@ -773,7 +773,6 @@ static const struct of_device_id kirin_pcie_match[] = {
 static int kirin_pcie_probe(struct platform_device *pdev)
 {
 	enum pcie_kirin_phy_type phy_type;
-	const struct of_device_id *of_id;
 	struct device *dev = &pdev->dev;
 	struct kirin_pcie *kirin_pcie;
 	struct dw_pcie *pci;
@@ -784,13 +783,12 @@ static int kirin_pcie_probe(struct platform_device *pdev)
 		return -EINVAL;
 	}
 
-	of_id = of_match_device(kirin_pcie_match, dev);
-	if (!of_id) {
+	phy_type = (long)of_device_get_match_data(dev);
+	if (!phy_type) {
 		dev_err(dev, "OF data missing\n");
 		return -EINVAL;
 	}
 
-	phy_type = (long)of_id->data;
 
 	kirin_pcie = devm_kzalloc(dev, sizeof(struct kirin_pcie), GFP_KERNEL);
 	if (!kirin_pcie)
-- 
2.25.1