Re: [PATCH 1/4] iio: adc: ina2xx: Define *device_node only once

2019-08-20 Thread Phil Reid

On 20/08/2019 22:11, Michal Simek wrote:

There is no reason to c full client->dev.of_node link when simple
variable can keep it.

One comment



Signed-off-by: Michal Simek 
---

  drivers/iio/adc/ina2xx-adc.c | 7 ---
  1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/iio/adc/ina2xx-adc.c b/drivers/iio/adc/ina2xx-adc.c
index bdd7cba6f6b0..37058d9c2054 100644
--- a/drivers/iio/adc/ina2xx-adc.c
+++ b/drivers/iio/adc/ina2xx-adc.c
@@ -951,6 +951,7 @@ static int ina2xx_probe(struct i2c_client *client,
struct ina2xx_chip_info *chip;
struct iio_dev *indio_dev;
struct iio_buffer *buffer;
+   struct device_node *np = client->dev.of_node;
unsigned int val;
enum ina2xx_ids type;
int ret;
@@ -970,7 +971,7 @@ static int ina2xx_probe(struct i2c_client *client,
return PTR_ERR(chip->regmap);
}
  
-	if (client->dev.of_node)

+   if (np)
type = (enum ina2xx_ids)of_device_get_match_data(>dev);
else
type = id->driver_data;
@@ -978,7 +979,7 @@ static int ina2xx_probe(struct i2c_client *client,
  
  	mutex_init(>state_lock);
  
-	if (of_property_read_u32(client->dev.of_node,

+   if (of_property_read_u32(np,
 "shunt-resistor", ) < 0) {


This will fit on one line <80 now.


struct ina2xx_platform_data *pdata =
dev_get_platdata(>dev);
@@ -1016,7 +1017,7 @@ static int ina2xx_probe(struct i2c_client *client,
  
  	indio_dev->modes = INDIO_DIRECT_MODE | INDIO_BUFFER_SOFTWARE;

indio_dev->dev.parent = >dev;
-   indio_dev->dev.of_node = client->dev.of_node;
+   indio_dev->dev.of_node = np;
if (id->driver_data == ina226) {
indio_dev->channels = ina226_channels;
indio_dev->num_channels = ARRAY_SIZE(ina226_channels);




--
Regards
Phil Reid

ElectroMagnetic Imaging Technology Pty Ltd
Development of Geophysical Instrumentation & Software
www.electromag.com.au

3 The Avenue, Midland WA 6056, AUSTRALIA
Ph: +61 8 9250 8100
Fax: +61 8 9250 7100
Email: pr...@electromag.com.au


[PATCH 1/4] iio: adc: ina2xx: Define *device_node only once

2019-08-20 Thread Michal Simek
There is no reason to c full client->dev.of_node link when simple
variable can keep it.

Signed-off-by: Michal Simek 
---

 drivers/iio/adc/ina2xx-adc.c | 7 ---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/iio/adc/ina2xx-adc.c b/drivers/iio/adc/ina2xx-adc.c
index bdd7cba6f6b0..37058d9c2054 100644
--- a/drivers/iio/adc/ina2xx-adc.c
+++ b/drivers/iio/adc/ina2xx-adc.c
@@ -951,6 +951,7 @@ static int ina2xx_probe(struct i2c_client *client,
struct ina2xx_chip_info *chip;
struct iio_dev *indio_dev;
struct iio_buffer *buffer;
+   struct device_node *np = client->dev.of_node;
unsigned int val;
enum ina2xx_ids type;
int ret;
@@ -970,7 +971,7 @@ static int ina2xx_probe(struct i2c_client *client,
return PTR_ERR(chip->regmap);
}
 
-   if (client->dev.of_node)
+   if (np)
type = (enum ina2xx_ids)of_device_get_match_data(>dev);
else
type = id->driver_data;
@@ -978,7 +979,7 @@ static int ina2xx_probe(struct i2c_client *client,
 
mutex_init(>state_lock);
 
-   if (of_property_read_u32(client->dev.of_node,
+   if (of_property_read_u32(np,
 "shunt-resistor", ) < 0) {
struct ina2xx_platform_data *pdata =
dev_get_platdata(>dev);
@@ -1016,7 +1017,7 @@ static int ina2xx_probe(struct i2c_client *client,
 
indio_dev->modes = INDIO_DIRECT_MODE | INDIO_BUFFER_SOFTWARE;
indio_dev->dev.parent = >dev;
-   indio_dev->dev.of_node = client->dev.of_node;
+   indio_dev->dev.of_node = np;
if (id->driver_data == ina226) {
indio_dev->channels = ina226_channels;
indio_dev->num_channels = ARRAY_SIZE(ina226_channels);
-- 
2.17.1