[v6,05/10] iio: adc: qcom-spmi-adc5: use of_device_get_match_data

Commit Message

Dmitry Baryshkov Sept. 30, 2020, 10:01 a.m. UTC

Use of_device_get_match_data() instead of hand-coding it manually.

Signed-off-by: Dmitry Baryshkov <[e-mail]>
Acked-by: Jonathan Cameron <[e-mail]>
Acked-by: Manivannan Sadhasivam <[e-mail]>
---
 drivers/iio/adc/qcom-spmi-adc5.c | 18 +++++++-----------
 1 file changed, 7 insertions(+), 11 deletions(-)

Patch

diff --git a/drivers/iio/adc/qcom-spmi-adc5.c b/drivers/iio/adc/qcom-spmi-adc5.c
index c2da8f068b87..ae27ed7a26ff 100644
--- a/drivers/iio/adc/qcom-spmi-adc5.c
+++ b/drivers/iio/adc/qcom-spmi-adc5.c
@@ -14,6 +14,7 @@ 
 #include <linux/math64.h>
 #include <linux/module.h>
 #include <linux/of.h>
+#include <linux/of_device.h>
 #include <linux/platform_device.h>
 #include <linux/regmap.h>
 #include <linux/slab.h>
@@ -807,8 +808,6 @@  static int adc5_get_dt_data(struct adc5_chip *adc, struct device_node *node)
 	struct adc5_channel_prop prop, *chan_props;
 	struct device_node *child;
 	unsigned int index = 0;
-	const struct of_device_id *id;
-	const struct adc5_data *data;
 	int ret;
 
 	adc->nchannels = of_get_available_child_count(node);
@@ -827,24 +826,21 @@  static int adc5_get_dt_data(struct adc5_chip *adc, struct device_node *node)
 
 	chan_props = adc->chan_props;
 	iio_chan = adc->iio_chans;
-	id = of_match_node(adc5_match_table, node);
-	if (id)
-		data = id->data;
-	else
-		data = &adc5_data_pmic;
-	adc->data = data;
+	adc->data = of_device_get_match_data(adc->dev);
+	if (!adc->data)
+		adc->data = &adc5_data_pmic;
 
 	for_each_available_child_of_node(node, child) {
-		ret = adc5_get_dt_channel_data(adc, &prop, child, data);
+		ret = adc5_get_dt_channel_data(adc, &prop, child, adc->data);
 		if (ret) {
 			of_node_put(child);
 			return ret;
 		}
 
 		prop.scale_fn_type =
-			data->adc_chans[prop.channel].scale_fn_type;
+			adc->data->adc_chans[prop.channel].scale_fn_type;
 		*chan_props = prop;
-		adc_chan = &data->adc_chans[prop.channel];
+		adc_chan = &adc->data->adc_chans[prop.channel];
 
 		iio_chan->channel = prop.channel;
 		iio_chan->datasheet_name = prop.datasheet_name;