linux-kernel - [PATCH] irqchip: ls-scfg-msi: Use device_get_match

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Message-Id: <20231006224422.442491-1-robh@kernel.org>
Date:   Fri,  6 Oct 2023 17:44:21 -0500
From:   Rob Herring <robh@...nel.org>
To:     Thomas Gleixner <tglx@...utronix.de>, Marc Zyngier <maz@...nel.org>
Cc:     linux-kernel@...r.kernel.org
Subject: [PATCH] irqchip: ls-scfg-msi: Use device_get_match_data()

Use preferred device_get_match_data() instead of of_match_device() to
get the driver match data. With this, adjust the includes to explicitly
include the correct headers.

Signed-off-by: Rob Herring <robh@...nel.org>
---
 drivers/irqchip/irq-ls-scfg-msi.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/drivers/irqchip/irq-ls-scfg-msi.c b/drivers/irqchip/irq-ls-scfg-msi.c
index f31a262fe438..15cf80b46322 100644
--- a/drivers/irqchip/irq-ls-scfg-msi.c
+++ b/drivers/irqchip/irq-ls-scfg-msi.c
@@ -17,7 +17,8 @@
 #include <linux/irqdomain.h>
 #include <linux/of_irq.h>
 #include <linux/of_pci.h>
-#include <linux/of_platform.h>
+#include <linux/platform_device.h>
+#include <linux/property.h>
 #include <linux/spinlock.h>
 
 #define MSI_IRQS_PER_MSIR	32
@@ -334,20 +335,17 @@ MODULE_DEVICE_TABLE(of, ls_scfg_msi_id);
 
 static int ls_scfg_msi_probe(struct platform_device *pdev)
 {
-	const struct of_device_id *match;
 	struct ls_scfg_msi *msi_data;
 	struct resource *res;
 	int i, ret;
 
-	match = of_match_device(ls_scfg_msi_id, &pdev->dev);
-	if (!match)
-		return -ENODEV;
-
 	msi_data = devm_kzalloc(&pdev->dev, sizeof(*msi_data), GFP_KERNEL);
 	if (!msi_data)
 		return -ENOMEM;
 
-	msi_data->cfg = (struct ls_scfg_msi_cfg *) match->data;
+	msi_data->cfg = (struct ls_scfg_msi_cfg *)device_get_match_data(&pdev->dev);
+	if (!msi_data->cfg)
+		return -ENODEV;
 
 	msi_data->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
 	if (IS_ERR(msi_data->regs)) {
-- 
2.40.1