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Subject[PATCH v2 1/3] Staging: iio: adt7316: Remove irq from bus structure
Date
interrupt request is not needed to be present in the bus
structure. It is a good option to pass it as a parameter
in the probe function instead of having it in the bus structure.

Signed-off-by: Shreeya Patel <shreeya.patel23498@gmail.com>
---
drivers/staging/iio/addac/adt7316-i2c.c | 3 +--
drivers/staging/iio/addac/adt7316-spi.c | 4 ++--
drivers/staging/iio/addac/adt7316.c | 15 +++++++--------
drivers/staging/iio/addac/adt7316.h | 3 +--
4 files changed, 11 insertions(+), 14 deletions(-)

diff --git a/drivers/staging/iio/addac/adt7316-i2c.c b/drivers/staging/iio/addac/adt7316-i2c.c
index ac91163656b5..335c17731cf7 100644
--- a/drivers/staging/iio/addac/adt7316-i2c.c
+++ b/drivers/staging/iio/addac/adt7316-i2c.c
@@ -103,14 +103,13 @@ static int adt7316_i2c_probe(struct i2c_client *client,
{
struct adt7316_bus bus = {
.client = client,
- .irq = client->irq,
.read = adt7316_i2c_read,
.write = adt7316_i2c_write,
.multi_read = adt7316_i2c_multi_read,
.multi_write = adt7316_i2c_multi_write,
};

- return adt7316_probe(&client->dev, &bus, id->name);
+ return adt7316_probe(&client->dev, &bus, id->name, client->irq);
}

static const struct i2c_device_id adt7316_i2c_id[] = {
diff --git a/drivers/staging/iio/addac/adt7316-spi.c b/drivers/staging/iio/addac/adt7316-spi.c
index e75827e326a6..adaaa3eecd04 100644
--- a/drivers/staging/iio/addac/adt7316-spi.c
+++ b/drivers/staging/iio/addac/adt7316-spi.c
@@ -93,7 +93,6 @@ static int adt7316_spi_probe(struct spi_device *spi_dev)
{
struct adt7316_bus bus = {
.client = spi_dev,
- .irq = spi_dev->irq,
.read = adt7316_spi_read,
.write = adt7316_spi_write,
.multi_read = adt7316_spi_multi_read,
@@ -112,7 +111,8 @@ static int adt7316_spi_probe(struct spi_device *spi_dev)
adt7316_spi_write(spi_dev, 0, 0);
adt7316_spi_write(spi_dev, 0, 0);

- return adt7316_probe(&spi_dev->dev, &bus, spi_dev->modalias);
+ return adt7316_probe(&spi_dev->dev, &bus, spi_dev->modalias,
+ spi_dev->irq);
}

static const struct spi_device_id adt7316_spi_id[] = {
diff --git a/drivers/staging/iio/addac/adt7316.c b/drivers/staging/iio/addac/adt7316.c
index 1ca4ee0f30ee..6b4b80fd80cc 100644
--- a/drivers/staging/iio/addac/adt7316.c
+++ b/drivers/staging/iio/addac/adt7316.c
@@ -1807,12 +1807,12 @@ static irqreturn_t adt7316_event_handler(int irq, void *private)
return IRQ_HANDLED;
}

-static int adt7316_setup_irq(struct iio_dev *indio_dev)
+static int adt7316_setup_irq(struct iio_dev *indio_dev, int irq)
{
struct adt7316_chip_info *chip = iio_priv(indio_dev);
int irq_type, ret;

- irq_type = irqd_get_trigger_type(irq_get_irq_data(chip->bus.irq));
+ irq_type = irqd_get_trigger_type(irq_get_irq_data(irq));

switch (irq_type) {
case IRQF_TRIGGER_HIGH:
@@ -1828,13 +1828,12 @@ static int adt7316_setup_irq(struct iio_dev *indio_dev)
break;
}

- ret = devm_request_threaded_irq(&indio_dev->dev, chip->bus.irq,
+ ret = devm_request_threaded_irq(&indio_dev->dev, irq,
NULL, adt7316_event_handler,
irq_type | IRQF_ONESHOT,
indio_dev->name, indio_dev);
if (ret) {
- dev_err(&indio_dev->dev, "failed to request irq %d\n",
- chip->bus.irq);
+ dev_err(&indio_dev->dev, "failed to request irq %d\n", irq);
return ret;
}

@@ -2134,7 +2133,7 @@ static const struct iio_info adt7516_info = {
* device probe and remove
*/
int adt7316_probe(struct device *dev, struct adt7316_bus *bus,
- const char *name)
+ const char *name, int irq)
{
struct adt7316_chip_info *chip;
struct iio_dev *indio_dev;
@@ -2180,8 +2179,8 @@ int adt7316_probe(struct device *dev, struct adt7316_bus *bus,
indio_dev->name = name;
indio_dev->modes = INDIO_DIRECT_MODE;

- if (chip->bus.irq > 0) {
- ret = adt7316_setup_irq(indio_dev);
+ if (irq > 0) {
+ ret = adt7316_setup_irq(indio_dev, irq);
if (ret)
return ret;
}
diff --git a/drivers/staging/iio/addac/adt7316.h b/drivers/staging/iio/addac/adt7316.h
index fd7c5c92b599..03d5300a98cd 100644
--- a/drivers/staging/iio/addac/adt7316.h
+++ b/drivers/staging/iio/addac/adt7316.h
@@ -16,7 +16,6 @@

struct adt7316_bus {
void *client;
- int irq;
int (*read)(void *client, u8 reg, u8 *data);
int (*write)(void *client, u8 reg, u8 val);
int (*multi_read)(void *client, u8 first_reg, u8 count, u8 *data);
@@ -30,6 +29,6 @@ extern const struct dev_pm_ops adt7316_pm_ops;
#define ADT7316_PM_OPS NULL
#endif
int adt7316_probe(struct device *dev, struct adt7316_bus *bus,
- const char *name);
+ const char *name, int irq);

#endif
--
2.17.1
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