diff options
Diffstat (limited to 'drivers/iio/imu/adis.c')
| -rw-r--r-- | drivers/iio/imu/adis.c | 33 |
1 files changed, 15 insertions, 18 deletions
diff --git a/drivers/iio/imu/adis.c b/drivers/iio/imu/adis.c index 495caf4ce87a..494171844812 100644 --- a/drivers/iio/imu/adis.c +++ b/drivers/iio/imu/adis.c @@ -13,7 +13,7 @@ #include <linux/kernel.h> #include <linux/spi/spi.h> #include <linux/module.h> -#include <asm/unaligned.h> +#include <linux/unaligned.h> #include <linux/iio/iio.h> #include <linux/iio/imu/adis.h> @@ -115,7 +115,7 @@ int __adis_write_reg(struct adis *adis, unsigned int reg, unsigned int value, return ret; } -EXPORT_SYMBOL_NS_GPL(__adis_write_reg, IIO_ADISLIB); +EXPORT_SYMBOL_NS_GPL(__adis_write_reg, "IIO_ADISLIB"); /** * __adis_read_reg() - read N bytes from register (unlocked version) @@ -206,7 +206,7 @@ int __adis_read_reg(struct adis *adis, unsigned int reg, unsigned int *val, return ret; } -EXPORT_SYMBOL_NS_GPL(__adis_read_reg, IIO_ADISLIB); +EXPORT_SYMBOL_NS_GPL(__adis_read_reg, "IIO_ADISLIB"); /** * __adis_update_bits_base() - ADIS Update bits function - Unlocked version * @adis: The adis device @@ -231,7 +231,7 @@ int __adis_update_bits_base(struct adis *adis, unsigned int reg, const u32 mask, return __adis_write_reg(adis, reg, __val, size); } -EXPORT_SYMBOL_NS_GPL(__adis_update_bits_base, IIO_ADISLIB); +EXPORT_SYMBOL_NS_GPL(__adis_update_bits_base, "IIO_ADISLIB"); #ifdef CONFIG_DEBUG_FS @@ -253,7 +253,7 @@ int adis_debugfs_reg_access(struct iio_dev *indio_dev, unsigned int reg, return adis_write_reg_16(adis, reg, writeval); } -EXPORT_SYMBOL_NS(adis_debugfs_reg_access, IIO_ADISLIB); +EXPORT_SYMBOL_NS(adis_debugfs_reg_access, "IIO_ADISLIB"); #endif @@ -294,7 +294,7 @@ int __adis_enable_irq(struct adis *adis, bool enable) return __adis_write_reg_16(adis, adis->data->msc_ctrl_reg, msc); } -EXPORT_SYMBOL_NS(__adis_enable_irq, IIO_ADISLIB); +EXPORT_SYMBOL_NS(__adis_enable_irq, "IIO_ADISLIB"); /** * __adis_check_status() - Check the device for error conditions (unlocked) @@ -326,7 +326,7 @@ int __adis_check_status(struct adis *adis) return -EIO; } -EXPORT_SYMBOL_NS_GPL(__adis_check_status, IIO_ADISLIB); +EXPORT_SYMBOL_NS_GPL(__adis_check_status, "IIO_ADISLIB"); /** * __adis_reset() - Reset the device (unlocked version) @@ -350,7 +350,7 @@ int __adis_reset(struct adis *adis) return 0; } -EXPORT_SYMBOL_NS_GPL(__adis_reset, IIO_ADIS_LIB); +EXPORT_SYMBOL_NS_GPL(__adis_reset, "IIO_ADIS_LIB"); static int adis_self_test(struct adis *adis) { @@ -441,7 +441,7 @@ int __adis_initial_startup(struct adis *adis) return 0; } -EXPORT_SYMBOL_NS_GPL(__adis_initial_startup, IIO_ADISLIB); +EXPORT_SYMBOL_NS_GPL(__adis_initial_startup, "IIO_ADISLIB"); /** * adis_single_conversion() - Performs a single sample conversion @@ -466,17 +466,17 @@ int adis_single_conversion(struct iio_dev *indio_dev, unsigned int uval; int ret; - mutex_lock(&adis->state_lock); + guard(mutex)(&adis->state_lock); ret = __adis_read_reg(adis, chan->address, &uval, chan->scan_type.storagebits / 8); if (ret) - goto err_unlock; + return ret; if (uval & error_mask) { ret = __adis_check_status(adis); if (ret) - goto err_unlock; + return ret; } if (chan->scan_type.sign == 's') @@ -484,12 +484,9 @@ int adis_single_conversion(struct iio_dev *indio_dev, else *val = uval & ((1 << chan->scan_type.realbits) - 1); - ret = IIO_VAL_INT; -err_unlock: - mutex_unlock(&adis->state_lock); - return ret; + return IIO_VAL_INT; } -EXPORT_SYMBOL_NS_GPL(adis_single_conversion, IIO_ADISLIB); +EXPORT_SYMBOL_NS_GPL(adis_single_conversion, "IIO_ADISLIB"); /** * adis_init() - Initialize adis device structure @@ -532,7 +529,7 @@ int adis_init(struct adis *adis, struct iio_dev *indio_dev, return 0; } -EXPORT_SYMBOL_NS_GPL(adis_init, IIO_ADISLIB); +EXPORT_SYMBOL_NS_GPL(adis_init, "IIO_ADISLIB"); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>"); |