linux-kernel - [PATCH] EDAC: altera: Use device_get_match

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Message-Id: <20231006224657.445561-1-robh@kernel.org>
Date:   Fri,  6 Oct 2023 17:46:57 -0500
From:   Rob Herring <robh@...nel.org>
To:     Dinh Nguyen <dinguyen@...nel.org>, Borislav Petkov <bp@...en8.de>,
        Tony Luck <tony.luck@...el.com>,
        James Morse <james.morse@....com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Robert Richter <rric@...nel.org>
Cc:     linux-edac@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] EDAC: altera: 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/edac/altera_edac.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/edac/altera_edac.c b/drivers/edac/altera_edac.c
index 8b31cd54bdb6..541acf5eba05 100644
--- a/drivers/edac/altera_edac.c
+++ b/drivers/edac/altera_edac.c
@@ -22,6 +22,7 @@
 #include <linux/of_platform.h>
 #include <linux/panic_notifier.h>
 #include <linux/platform_device.h>
+#include <linux/property.h>
 #include <linux/regmap.h>
 #include <linux/types.h>
 #include <linux/uaccess.h>
@@ -279,7 +280,6 @@ static int a10_unmask_irq(struct platform_device *pdev, u32 mask)
 
 static int altr_sdram_probe(struct platform_device *pdev)
 {
-	const struct of_device_id *id;
 	struct edac_mc_layer layers[2];
 	struct mem_ctl_info *mci;
 	struct altr_sdram_mc_data *drvdata;
@@ -290,10 +290,6 @@ static int altr_sdram_probe(struct platform_device *pdev)
 	int irq, irq2, res = 0;
 	unsigned long mem_size, irqflags = 0;
 
-	id = of_match_device(altr_sdram_ctrl_of_match, &pdev->dev);
-	if (!id)
-		return -ENODEV;
-
 	/* Grab the register range from the sdr controller in device tree */
 	mc_vbase = syscon_regmap_lookup_by_phandle(pdev->dev.of_node,
 						   "altr,sdr-syscon");
@@ -304,8 +300,7 @@ static int altr_sdram_probe(struct platform_device *pdev)
 	}
 
 	/* Check specific dependencies for the module */
-	priv = of_match_node(altr_sdram_ctrl_of_match,
-			     pdev->dev.of_node)->data;
+	priv = device_get_match_data(&pdev->dev);
 
 	/* Validate the SDRAM controller has ECC enabled */
 	if (regmap_read(mc_vbase, priv->ecc_ctrl_offset, &read_reg) ||
-- 
2.40.1