[PATCH v3 2/6] iio: bmg160: Remove i2c_client from data struct

From: Markus Pargmann
Date: Wed Aug 12 2015 - 10:50:28 EST


i2c_client variable is not really used anymore in the core driver. It is
only used to get the device to make proper outputs.

This patch replaces all i2c_client usage through direct usage of the
device pointer.

Signed-off-by: Markus Pargmann <mpa@xxxxxxxxxxxxxx>
---
drivers/iio/gyro/bmg160.c | 64 +++++++++++++++++++++++------------------------
1 file changed, 32 insertions(+), 32 deletions(-)

diff --git a/drivers/iio/gyro/bmg160.c b/drivers/iio/gyro/bmg160.c
index bbe02053e98a..4701ea17baea 100644
--- a/drivers/iio/gyro/bmg160.c
+++ b/drivers/iio/gyro/bmg160.c
@@ -98,7 +98,7 @@
#define BMG160_AUTO_SUSPEND_DELAY_MS 2000

struct bmg160_data {
- struct i2c_client *client;
+ struct device *dev;
struct regmap *regmap;
struct iio_trigger *dready_trig;
struct iio_trigger *motion_trig;
@@ -148,7 +148,7 @@ static int bmg160_set_mode(struct bmg160_data *data, u8 mode)

ret = regmap_write(data->regmap, BMG160_REG_PMU_LPW, mode);
if (ret < 0) {
- dev_err(&data->client->dev, "Error writing reg_pmu_lpw\n");
+ dev_err(data->dev, "Error writing reg_pmu_lpw\n");
return ret;
}

@@ -178,7 +178,7 @@ static int bmg160_set_bw(struct bmg160_data *data, int val)

ret = regmap_write(data->regmap, BMG160_REG_PMU_BW, bw_bits);
if (ret < 0) {
- dev_err(&data->client->dev, "Error writing reg_pmu_bw\n");
+ dev_err(data->dev, "Error writing reg_pmu_bw\n");
return ret;
}

@@ -194,13 +194,13 @@ static int bmg160_chip_init(struct bmg160_data *data)

ret = regmap_read(data->regmap, BMG160_REG_CHIP_ID, &val);
if (ret < 0) {
- dev_err(&data->client->dev, "Error reading reg_chip_id\n");
+ dev_err(data->dev, "Error reading reg_chip_id\n");
return ret;
}

- dev_dbg(&data->client->dev, "Chip Id %x\n", val);
+ dev_dbg(data->dev, "Chip Id %x\n", val);
if (val != BMG160_CHIP_ID_VAL) {
- dev_err(&data->client->dev, "invalid chip %x\n", val);
+ dev_err(data->dev, "invalid chip %x\n", val);
return -ENODEV;
}

@@ -219,14 +219,14 @@ static int bmg160_chip_init(struct bmg160_data *data)
/* Set Default Range */
ret = regmap_write(data->regmap, BMG160_REG_RANGE, BMG160_RANGE_500DPS);
if (ret < 0) {
- dev_err(&data->client->dev, "Error writing reg_range\n");
+ dev_err(data->dev, "Error writing reg_range\n");
return ret;
}
data->dps_range = BMG160_RANGE_500DPS;

ret = regmap_read(data->regmap, BMG160_REG_SLOPE_THRES, &val);
if (ret < 0) {
- dev_err(&data->client->dev, "Error reading reg_slope_thres\n");
+ dev_err(data->dev, "Error reading reg_slope_thres\n");
return ret;
}
data->slope_thres = val;
@@ -235,7 +235,7 @@ static int bmg160_chip_init(struct bmg160_data *data)
ret = regmap_update_bits(data->regmap, BMG160_REG_INT_EN_1,
BMG160_INT1_BIT_OD, 0);
if (ret < 0) {
- dev_err(&data->client->dev, "Error updating bits in reg_int_en_1\n");
+ dev_err(data->dev, "Error updating bits in reg_int_en_1\n");
return ret;
}

@@ -243,7 +243,7 @@ static int bmg160_chip_init(struct bmg160_data *data)
BMG160_INT_MODE_LATCH_INT |
BMG160_INT_MODE_LATCH_RESET);
if (ret < 0) {
- dev_err(&data->client->dev,
+ dev_err(data->dev,
"Error writing reg_motion_intr\n");
return ret;
}
@@ -257,17 +257,17 @@ static int bmg160_set_power_state(struct bmg160_data *data, bool on)
int ret;

if (on)
- ret = pm_runtime_get_sync(&data->client->dev);
+ ret = pm_runtime_get_sync(data->dev);
else {
- pm_runtime_mark_last_busy(&data->client->dev);
- ret = pm_runtime_put_autosuspend(&data->client->dev);
+ pm_runtime_mark_last_busy(data->dev);
+ ret = pm_runtime_put_autosuspend(data->dev);
}

if (ret < 0) {
- dev_err(&data->client->dev,
+ dev_err(data->dev,
"Failed: bmg160_set_power_state for %d\n", on);
if (on)
- pm_runtime_put_noidle(&data->client->dev);
+ pm_runtime_put_noidle(data->dev);

return ret;
}
@@ -286,7 +286,7 @@ static int bmg160_setup_any_motion_interrupt(struct bmg160_data *data,
BMG160_INT_MAP_0_BIT_ANY,
(status ? BMG160_INT_MAP_0_BIT_ANY : 0));
if (ret < 0) {
- dev_err(&data->client->dev, "Error updating bits reg_int_map0\n");
+ dev_err(data->dev, "Error updating bits reg_int_map0\n");
return ret;
}

@@ -296,7 +296,7 @@ static int bmg160_setup_any_motion_interrupt(struct bmg160_data *data,
ret = regmap_write(data->regmap, BMG160_REG_SLOPE_THRES,
data->slope_thres);
if (ret < 0) {
- dev_err(&data->client->dev,
+ dev_err(data->dev,
"Error writing reg_slope_thres\n");
return ret;
}
@@ -305,7 +305,7 @@ static int bmg160_setup_any_motion_interrupt(struct bmg160_data *data,
BMG160_INT_MOTION_X | BMG160_INT_MOTION_Y |
BMG160_INT_MOTION_Z);
if (ret < 0) {
- dev_err(&data->client->dev,
+ dev_err(data->dev,
"Error writing reg_motion_intr\n");
return ret;
}
@@ -321,7 +321,7 @@ static int bmg160_setup_any_motion_interrupt(struct bmg160_data *data,
BMG160_INT_MODE_LATCH_INT |
BMG160_INT_MODE_LATCH_RESET);
if (ret < 0) {
- dev_err(&data->client->dev,
+ dev_err(data->dev,
"Error writing reg_rst_latch\n");
return ret;
}
@@ -335,7 +335,7 @@ static int bmg160_setup_any_motion_interrupt(struct bmg160_data *data,
}

if (ret < 0) {
- dev_err(&data->client->dev, "Error writing reg_int_en0\n");
+ dev_err(data->dev, "Error writing reg_int_en0\n");
return ret;
}

@@ -352,7 +352,7 @@ static int bmg160_setup_new_data_interrupt(struct bmg160_data *data,
BMG160_INT_MAP_1_BIT_NEW_DATA,
(status ? BMG160_INT_MAP_1_BIT_NEW_DATA : 0));
if (ret < 0) {
- dev_err(&data->client->dev, "Error updating bits in reg_int_map1\n");
+ dev_err(data->dev, "Error updating bits in reg_int_map1\n");
return ret;
}

@@ -361,7 +361,7 @@ static int bmg160_setup_new_data_interrupt(struct bmg160_data *data,
BMG160_INT_MODE_NON_LATCH_INT |
BMG160_INT_MODE_LATCH_RESET);
if (ret < 0) {
- dev_err(&data->client->dev,
+ dev_err(data->dev,
"Error writing reg_rst_latch\n");
return ret;
}
@@ -375,7 +375,7 @@ static int bmg160_setup_new_data_interrupt(struct bmg160_data *data,
BMG160_INT_MODE_LATCH_INT |
BMG160_INT_MODE_LATCH_RESET);
if (ret < 0) {
- dev_err(&data->client->dev,
+ dev_err(data->dev,
"Error writing reg_rst_latch\n");
return ret;
}
@@ -384,7 +384,7 @@ static int bmg160_setup_new_data_interrupt(struct bmg160_data *data,
}

if (ret < 0) {
- dev_err(&data->client->dev, "Error writing reg_int_en0\n");
+ dev_err(data->dev, "Error writing reg_int_en0\n");
return ret;
}

@@ -414,7 +414,7 @@ static int bmg160_set_scale(struct bmg160_data *data, int val)
ret = regmap_write(data->regmap, BMG160_REG_RANGE,
bmg160_scale_table[i].dps_range);
if (ret < 0) {
- dev_err(&data->client->dev,
+ dev_err(data->dev,
"Error writing reg_range\n");
return ret;
}
@@ -440,7 +440,7 @@ static int bmg160_get_temp(struct bmg160_data *data, int *val)

ret = regmap_read(data->regmap, BMG160_REG_TEMP, &raw_val);
if (ret < 0) {
- dev_err(&data->client->dev, "Error reading reg_temp\n");
+ dev_err(data->dev, "Error reading reg_temp\n");
bmg160_set_power_state(data, false);
mutex_unlock(&data->mutex);
return ret;
@@ -470,7 +470,7 @@ static int bmg160_get_axis(struct bmg160_data *data, int axis, int *val)
ret = regmap_bulk_read(data->regmap, BMG160_AXIS_TO_REG(axis), &raw_val,
2);
if (ret < 0) {
- dev_err(&data->client->dev, "Error reading axis %d\n", axis);
+ dev_err(data->dev, "Error reading axis %d\n", axis);
bmg160_set_power_state(data, false);
mutex_unlock(&data->mutex);
return ret;
@@ -813,7 +813,7 @@ static int bmg160_trig_try_reen(struct iio_trigger *trig)
BMG160_INT_MODE_LATCH_INT |
BMG160_INT_MODE_LATCH_RESET);
if (ret < 0) {
- dev_err(&data->client->dev, "Error writing reg_rst_latch\n");
+ dev_err(data->dev, "Error writing reg_rst_latch\n");
return ret;
}

@@ -879,7 +879,7 @@ static irqreturn_t bmg160_event_handler(int irq, void *private)

ret = regmap_read(data->regmap, BMG160_REG_INT_STATUS_2, &val);
if (ret < 0) {
- dev_err(&data->client->dev, "Error reading reg_int_status2\n");
+ dev_err(data->dev, "Error reading reg_int_status2\n");
goto ack_intr_status;
}

@@ -916,7 +916,7 @@ ack_intr_status:
BMG160_INT_MODE_LATCH_INT |
BMG160_INT_MODE_LATCH_RESET);
if (ret < 0)
- dev_err(&data->client->dev,
+ dev_err(data->dev,
"Error writing reg_rst_latch\n");
}

@@ -1021,7 +1021,7 @@ static int bmg160_probe(struct i2c_client *client,

data = iio_priv(indio_dev);
i2c_set_clientdata(client, indio_dev);
- data->client = client;
+ data->dev = &client->dev;

ret = bmg160_chip_init(data);
if (ret < 0)
@@ -1188,7 +1188,7 @@ static int bmg160_runtime_suspend(struct device *dev)

ret = bmg160_set_mode(data, BMG160_MODE_SUSPEND);
if (ret < 0) {
- dev_err(&data->client->dev, "set mode failed\n");
+ dev_err(data->dev, "set mode failed\n");
return -EAGAIN;
}

--
2.4.6

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