linux-kernel - [PATCH 3/3] iio: adc: twl6030-gpadc: Use of_device_get_match

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Message-Id: <20211019100013.27312-4-tangbin@cmss.chinamobile.com>
Date:   Tue, 19 Oct 2021 18:00:13 +0800
From:   Tang Bin <tangbin@...s.chinamobile.com>
To:     jic23@...nel.org, lars@...afoo.de, heiko@...ech.de
Cc:     linux-iio@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Tang Bin <tangbin@...s.chinamobile.com>
Subject: [PATCH 3/3] iio: adc: twl6030-gpadc: Use of_device_get_match_data to simplify code

Retrieve OF match data, it's better and cleaner to use
'of_device_get_match_data' over 'of_match_device'.

Signed-off-by: Tang Bin <tangbin@...s.chinamobile.com>
---
 drivers/iio/adc/twl6030-gpadc.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/iio/adc/twl6030-gpadc.c b/drivers/iio/adc/twl6030-gpadc.c
index c6416ad79..0859f3f7d 100644
--- a/drivers/iio/adc/twl6030-gpadc.c
+++ b/drivers/iio/adc/twl6030-gpadc.c
@@ -867,17 +867,14 @@ static int twl6030_gpadc_probe(struct platform_device *pdev)
 	struct device *dev = &pdev->dev;
 	struct twl6030_gpadc_data *gpadc;
 	const struct twl6030_gpadc_platform_data *pdata;
-	const struct of_device_id *match;
 	struct iio_dev *indio_dev;
 	int irq;
 	int ret;
 
-	match = of_match_device(of_twl6030_match_tbl, dev);
-	if (!match)
+	pdata = of_device_get_match_data(dev);
+	if (!pdata)
 		return -EINVAL;
 
-	pdata = match->data;
-
 	indio_dev = devm_iio_device_alloc(dev, sizeof(*gpadc));
 	if (!indio_dev)
 		return -ENOMEM;
-- 
2.20.1.windows.1