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| author | Nuno Sa <nuno.sa@analog.com> | 2021-02-18 12:40:39 +0100 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2021-03-11 20:47:12 +0000 |
| commit | 15aacc980dcb326ef33dfc32772faea1067f9178 (patch) | |
| tree | 82ee6c255be66febf1c567e94d8b31a1399ed41d /drivers/iio/imu/adis16475.c | |
| parent | 3b15e6a532b30691e7c464e7d74c2d699c23d439 (diff) | |
| download | linux-stable-15aacc980dcb326ef33dfc32772faea1067f9178.tar.gz linux-stable-15aacc980dcb326ef33dfc32772faea1067f9178.tar.bz2 linux-stable-15aacc980dcb326ef33dfc32772faea1067f9178.zip | |
iio: adis: add helpers for locking
Add some helpers to lock and unlock the device. As this is such a simple
change, we update all the users that were using the lock already in this
patch.
Signed-off-by: Nuno Sa <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20210218114039.216091-5-nuno.sa@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/imu/adis16475.c')
| -rw-r--r-- | drivers/iio/imu/adis16475.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/iio/imu/adis16475.c b/drivers/iio/imu/adis16475.c index 5759cd8ffbef..8f6bea4b6608 100644 --- a/drivers/iio/imu/adis16475.c +++ b/drivers/iio/imu/adis16475.c @@ -263,7 +263,7 @@ static int adis16475_get_freq(struct adis16475 *st, u32 *freq) u16 dec; u32 sample_rate = st->clk_freq; - mutex_lock(&st->adis.state_lock); + adis_dev_lock(&st->adis); if (st->sync_mode == ADIS16475_SYNC_SCALED) { u16 sync_scale; @@ -279,13 +279,13 @@ static int adis16475_get_freq(struct adis16475 *st, u32 *freq) if (ret) goto error; - mutex_unlock(&st->adis.state_lock); + adis_dev_unlock(&st->adis); *freq = DIV_ROUND_CLOSEST(sample_rate, dec + 1); return 0; error: - mutex_unlock(&st->adis.state_lock); + adis_dev_unlock(&st->adis); return ret; } @@ -298,7 +298,7 @@ static int adis16475_set_freq(struct adis16475 *st, const u32 freq) if (!freq) return -EINVAL; - mutex_lock(&st->adis.state_lock); + adis_dev_lock(&st->adis); /* * When using sync scaled mode, the input clock needs to be scaled so that we have * an IMU sample rate between (optimally) 1900 and 2100. After this, we can use the @@ -366,7 +366,7 @@ static int adis16475_set_freq(struct adis16475 *st, const u32 freq) return 0; error: - mutex_unlock(&st->adis.state_lock); + adis_dev_unlock(&st->adis); return ret; } |