i2c client data set is of type struct indio_dev pointer and hence the
pointer returned from i2c_get_clientdata() should be assigned to
an object of type struct indio_dev and not to an object of type
struct ak8975_data.
Also in ak8975_probe() client data should be set first
before calling ak8975_setup() as it references the client data.
Signed-off-by: Preetham Chandru R <pchandru@nvidia.com>
CC: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
static int ak8975_write_data(struct i2c_client *client,
u8 reg, u8 val, u8 mask, u8 shift)
{
static int ak8975_write_data(struct i2c_client *client,
u8 reg, u8 val, u8 mask, u8 shift)
{
- struct ak8975_data *data = i2c_get_clientdata(client);
+ struct iio_dev *indio_dev = i2c_get_clientdata(client);
+ struct ak8975_data *data = iio_priv(indio_dev);
*/
static int ak8975_setup(struct i2c_client *client)
{
*/
static int ak8975_setup(struct i2c_client *client)
{
- struct ak8975_data *data = i2c_get_clientdata(client);
+ struct iio_dev *indio_dev = i2c_get_clientdata(client);
+ struct ak8975_data *data = iio_priv(indio_dev);
goto exit_gpio;
}
data = iio_priv(indio_dev);
goto exit_gpio;
}
data = iio_priv(indio_dev);
+ i2c_set_clientdata(client, indio_dev);
/* Perform some basic start-of-day setup of the device. */
err = ak8975_setup(client);
if (err < 0) {
/* Perform some basic start-of-day setup of the device. */
err = ak8975_setup(client);
if (err < 0) {
- i2c_set_clientdata(client, indio_dev);
data->client = client;
mutex_init(&data->lock);
data->eoc_irq = client->irq;
data->client = client;
mutex_init(&data->lock);
data->eoc_irq = client->irq;