[PATCH v2 4/8] iio: adc: rockchip_saradc: Use of_device_get_match_data

From: Shreeya Patel
Date: Thu May 25 2023 - 17:28:36 EST


Use of_device_get_match_data() to simplify the code.

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

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 41226b76a995..1a5790264ec1 100644
--- a/drivers/iio/adc/rockchip_saradc.c
+++ b/drivers/iio/adc/rockchip_saradc.c
@@ -414,10 +414,10 @@ 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;

@@ -431,13 +431,13 @@ 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