linux-kernel - [PATCH] auxdisplay: img-ascii-lcd: Use device_get_match

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Message-Id: <20231006214412.339250-1-robh@kernel.org>
Date:   Fri,  6 Oct 2023 16:44:12 -0500
From:   Rob Herring <robh@...nel.org>
To:     Paul Burton <paulburton@...nel.org>,
        Miguel Ojeda <ojeda@...nel.org>
Cc:     linux-kernel@...r.kernel.org
Subject: [PATCH] auxdisplay: img-ascii-lcd: 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/auxdisplay/img-ascii-lcd.c | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/drivers/auxdisplay/img-ascii-lcd.c b/drivers/auxdisplay/img-ascii-lcd.c
index fa23e415f260..c16a14becdfc 100644
--- a/drivers/auxdisplay/img-ascii-lcd.c
+++ b/drivers/auxdisplay/img-ascii-lcd.c
@@ -8,9 +8,9 @@
 #include <linux/io.h>
 #include <linux/mfd/syscon.h>
 #include <linux/module.h>
-#include <linux/of_address.h>
-#include <linux/of_platform.h>
+#include <linux/of.h>
 #include <linux/platform_device.h>
+#include <linux/property.h>
 #include <linux/regmap.h>
 #include <linux/slab.h>
 
@@ -225,17 +225,12 @@ MODULE_DEVICE_TABLE(of, img_ascii_lcd_matches);
  */
 static int img_ascii_lcd_probe(struct platform_device *pdev)
 {
-	const struct of_device_id *match;
 	const struct img_ascii_lcd_config *cfg;
 	struct device *dev = &pdev->dev;
 	struct img_ascii_lcd_ctx *ctx;
 	int err;
 
-	match = of_match_device(img_ascii_lcd_matches, dev);
-	if (!match)
-		return -ENODEV;
-
-	cfg = match->data;
+	cfg = device_get_match_data(&pdev->dev);
 	ctx = devm_kzalloc(dev, sizeof(*ctx) + cfg->num_chars, GFP_KERNEL);
 	if (!ctx)
 		return -ENOMEM;
-- 
2.40.1