diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2022-02-03 18:59:19 +0300 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-02-06 18:27:33 +0300 |
| commit | 1ef6ff6ef8d581ceb1512581f47be3f99f4f8571 (patch) | |
| tree | bc54bac9761ba73ca66fe513de61c8ef615134e0 /drivers/iio/imu | |
| parent | c53c7740bdbd976f868ddcfaf73f63797617ed99 (diff) | |
| download | linux-1ef6ff6ef8d581ceb1512581f47be3f99f4f8571.tar.xz | |
iio: imu: inv_mpu6050: Check ACPI companion directly
Instead of checking for ACPI handle followed by extracting a companion
device, do the latter first and use it for checks.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20220203155920.18586-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/imu')
| -rw-r--r-- | drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c index f8f0cf716bc6..9b4298095d3f 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c @@ -127,15 +127,14 @@ static int inv_mpu_process_acpi_config(struct i2c_client *client, int inv_mpu_acpi_create_mux_client(struct i2c_client *client) { struct inv_mpu6050_state *st = iio_priv(dev_get_drvdata(&client->dev)); + struct acpi_device *adev = ACPI_COMPANION(&client->dev); st->mux_client = NULL; - if (ACPI_HANDLE(&client->dev)) { + if (adev) { struct i2c_board_info info; struct i2c_client *mux_client; - struct acpi_device *adev; int ret = -1; - adev = ACPI_COMPANION(&client->dev); memset(&info, 0, sizeof(info)); dmi_check_system(inv_mpu_dev_list); |