Use devm_* for iio_triggered_buffer_setup, iio_device_register,
iio_trigger_register. Delete unneeded inv_mpu6050_remove_trigger,
inv_mpu_core_remove, and inv_mpu_remove for spi driver.
Signed-off-by: Jean-Baptiste Maneyrol <jmaneyrol@xxxxxxxxxxxxxx>
---
drivers/iio/imu/inv_mpu6050/inv_mpu_core.c | 32 ++++++---------------------
drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c | 12 ++++------
drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h | 2 --
drivers/iio/imu/inv_mpu6050/inv_mpu_spi.c | 6 -----
drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c | 7 +-----
5 files changed, 12 insertions(+), 47 deletions(-)
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
index 5062fbe..45f57f7 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
@@ -984,10 +984,10 @@ int inv_mpu_core_probe(struct regmap *regmap, int irq, const char *name,
indio_dev->info = &mpu_info;
indio_dev->modes = INDIO_BUFFER_TRIGGERED;
- result = iio_triggered_buffer_setup(indio_dev,
- inv_mpu6050_irq_handler,
- inv_mpu6050_read_fifo,
- NULL);
+ result = devm_iio_triggered_buffer_setup(dev, indio_dev,
+ inv_mpu6050_irq_handler,
+ inv_mpu6050_read_fifo,
+ NULL);
if (result) {
dev_err(dev, "configure buffer fail %d\n", result);
return result;
@@ -995,39 +995,21 @@ int inv_mpu_core_probe(struct regmap *regmap, int irq, const char *name,
result = inv_mpu6050_probe_trigger(indio_dev, irq_type);
if (result) {
dev_err(dev, "trigger probe fail %d\n", result);
- goto out_unreg_ring;
+ return result;
}
INIT_KFIFO(st->timestamps);
spin_lock_init(&st->time_stamp_lock);
- result = iio_device_register(indio_dev);
+ result = devm_iio_device_register(dev, indio_dev);
if (result) {
dev_err(dev, "IIO register fail %d\n", result);
- goto out_remove_trigger;
+ return result;
}
return 0;
-
-out_remove_trigger:
- inv_mpu6050_remove_trigger(st);
-out_unreg_ring:
- iio_triggered_buffer_cleanup(indio_dev);
- return result;
}
EXPORT_SYMBOL_GPL(inv_mpu_core_probe);
-int inv_mpu_core_remove(struct device *dev)
-{
- struct iio_dev *indio_dev = dev_get_drvdata(dev);
-
- iio_device_unregister(indio_dev);
- inv_mpu6050_remove_trigger(iio_priv(indio_dev));
- iio_triggered_buffer_cleanup(indio_dev);
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(inv_mpu_core_remove);
-
#ifdef CONFIG_PM_SLEEP
static int inv_mpu_resume(struct device *dev)
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c
index 27e777c..90fdc5e 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c
@@ -129,14 +129,12 @@ static int inv_mpu_probe(struct i2c_client *client,
1, 0, I2C_MUX_LOCKED | I2C_MUX_GATE,
inv_mpu6050_select_bypass,
inv_mpu6050_deselect_bypass);
- if (!st->muxc) {
- result = -ENOMEM;
- goto out_unreg_device;
- }
+ if (!st->muxc)
+ return -ENOMEM;
st->muxc->priv = dev_get_drvdata(&client->dev);
result = i2c_mux_add_adapter(st->muxc, 0, 0, 0);
if (result)
- goto out_unreg_device;
+ return result;
result = inv_mpu_acpi_create_mux_client(client);
if (result)
@@ -146,8 +144,6 @@ static int inv_mpu_probe(struct i2c_client *client,
out_del_mux:
i2c_mux_del_adapters(st->muxc);
-out_unreg_device:
- inv_mpu_core_remove(&client->dev);
return result;
}
@@ -159,7 +155,7 @@ static int inv_mpu_remove(struct i2c_client *client)
inv_mpu_acpi_delete_mux_client(client);
i2c_mux_del_adapters(st->muxc);
- return inv_mpu_core_remove(&client->dev);
+ return 0;
}
/*
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h b/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
index c8aad13..142a835 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h
@@ -301,7 +301,6 @@ enum inv_mpu6050_clock_sel_e {
irqreturn_t inv_mpu6050_irq_handler(int irq, void *p);
irqreturn_t inv_mpu6050_read_fifo(int irq, void *p);
int inv_mpu6050_probe_trigger(struct iio_dev *indio_dev, int irq_type);
-void inv_mpu6050_remove_trigger(struct inv_mpu6050_state *st);
int inv_reset_fifo(struct iio_dev *indio_dev);
int inv_mpu6050_switch_engine(struct inv_mpu6050_state *st, bool en, u32 mask);
int inv_mpu6050_write_reg(struct inv_mpu6050_state *st, int reg, u8 val);
@@ -310,5 +309,4 @@ int inv_mpu_acpi_create_mux_client(struct i2c_client *client);
void inv_mpu_acpi_delete_mux_client(struct i2c_client *client);
int inv_mpu_core_probe(struct regmap *regmap, int irq, const char *name,
int (*inv_mpu_bus_setup)(struct iio_dev *), int chip_type);
-int inv_mpu_core_remove(struct device *dev);
extern const struct dev_pm_ops inv_mpu_pmops;
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_spi.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_spi.c
index a7b0f15..fe0bf5a 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_spi.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_spi.c
@@ -69,11 +69,6 @@ static int inv_mpu_probe(struct spi_device *spi)
inv_mpu_i2c_disable, chip_type);
}
-static int inv_mpu_remove(struct spi_device *spi)
-{
- return inv_mpu_core_remove(&spi->dev);
-}
-
/*
* device id table is used to identify what device can be
* supported by this driver
@@ -98,7 +93,6 @@ MODULE_DEVICE_TABLE(acpi, inv_acpi_match);
static struct spi_driver inv_mpu_driver = {
.probe = inv_mpu_probe,
- .remove = inv_mpu_remove,
.id_table = inv_mpu_id,
.driver = {
.acpi_match_table = ACPI_PTR(inv_acpi_match),
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c
index fc8843c..8a9f869 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c
@@ -154,7 +154,7 @@ int inv_mpu6050_probe_trigger(struct iio_dev *indio_dev, int irq_type)
st->trig->ops = &inv_mpu_trigger_ops;
iio_trigger_set_drvdata(st->trig, indio_dev);
- ret = iio_trigger_register(st->trig);
+ ret = devm_iio_trigger_register(&indio_dev->dev, st->trig);
if (ret)
return ret;
@@ -162,8 +162,3 @@ int inv_mpu6050_probe_trigger(struct iio_dev *indio_dev, int irq_type)
return 0;
}
-
-void inv_mpu6050_remove_trigger(struct inv_mpu6050_state *st)
-{
- iio_trigger_unregister(st->trig);
-}
--
2.7.4
--
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