UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

iio: inv_mpu6050: Use i2c_acpi_get_i2c_resource() helper 

ACPI provides a generic helper to get I2C Serial Bus resources.
Use it instead of open coded variant.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Andy Shevchenko 2018-11-28 13:45:35 +02:00
parent a3dd034a17
commit e278558a1f
1 changed files with 6 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c
View File

@ -91,18 +91,14 @@ static int asus_acpi_get_sensor_info(struct acpi_device *adev,
static int acpi_i2c_check_resource(struct acpi_resource *ares, void *data)
{
struct acpi_resource_i2c_serialbus *sb;
u32 *addr = data;
if (ares->type == ACPI_RESOURCE_TYPE_SERIAL_BUS) {
struct acpi_resource_i2c_serialbus *sb;
sb = &ares->data.i2c_serial_bus;
if (sb->type == ACPI_RESOURCE_SERIAL_TYPE_I2C) {
if (*addr)
*addr |= (sb->slave_address << 16);
else
*addr = sb->slave_address;
}
if (i2c_acpi_get_i2c_resource(ares, &sb)) {
if (*addr)
*addr |= (sb->slave_address << 16);
else
*addr = sb->slave_address;
}
/* Tell the ACPI core that we already copied this address */