linux-kernel - [PATCH v3 4/8] iio: adc: rockchip_saradc: Use of_device_get_match

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Message-Id: <20230603185340.13838-5-shreeya.patel@collabora.com>
Date:   Sun,  4 Jun 2023 00:23:36 +0530
From:   Shreeya Patel <shreeya.patel@...labora.com>
To:     jic23@...nel.org, lars@...afoo.de, heiko@...ech.de,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        sebastian.reichel@...labora.com
Cc:     linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        gustavo.padovan@...labora.com, kernel@...labora.com,
        serge.broslavsky@...labora.com,
        Shreeya Patel <shreeya.patel@...labora.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
Subject: [PATCH v3 4/8] iio: adc: rockchip_saradc: Use of_device_get_match_data

Use of_device_get_match_data() to simplify the code.

Signed-off-by: Shreeya Patel <shreeya.patel@...labora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
---

Changes in v3
  - No change

Changes in v2
  - Add a Reviewed-by tag.

 drivers/iio/adc/rockchip_saradc.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/iio/adc/rockchip_saradc.c b/drivers/iio/adc/rockchip_saradc.c
index ac424ea50787..cbe347fe8df7 100644
--- a/drivers/iio/adc/rockchip_saradc.c
+++ b/drivers/iio/adc/rockchip_saradc.c
@@ -415,10 +415,10 @@ static void rockchip_saradc_regulator_unreg_notifier(void *data)
 
 static int rockchip_saradc_probe(struct platform_device *pdev)
 {
+	const struct rockchip_saradc_data *match_data;
 	struct rockchip_saradc *info = NULL;
 	struct device_node *np = pdev->dev.of_node;
 	struct iio_dev *indio_dev = NULL;
-	const struct of_device_id *match;
 	int ret;
 	int irq;
 
@@ -432,13 +432,13 @@ static int rockchip_saradc_probe(struct platform_device *pdev)
 	}
 	info = iio_priv(indio_dev);
 
-	match = of_match_device(rockchip_saradc_match, &pdev->dev);
-	if (!match) {
+	match_data = of_device_get_match_data(&pdev->dev);
+	if (!match_data) {
 		dev_err(&pdev->dev, "failed to match device\n");
 		return -ENODEV;
 	}
 
-	info->data = match->data;
+	info->data = match_data;
 
 	/* Sanity check for possible later IP variants with more channels */
 	if (info->data->num_channels > SARADC_MAX_CHANNELS) {
-- 
2.30.2