Re: [PATCH v3 2/6] iio: bmg160: Remove i2c_client from data struct
From: Srinivas Pandruvada
Date: Wed Aug 12 2015 - 12:04:38 EST
On Wed, 2015-08-12 at 16:50 +0200, Markus Pargmann wrote:
> 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>
Reviewed-by: Srinivas Pandruvada <srinivas.pandruvada@xxxxxxxxxxxxxxx>
> ---
> 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;
> }
>
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