[PATCH] iio: pressure: bm1390: replace short msleeps with usleep_range

Hungyu Lin posted 1 patch 13 hours ago
drivers/iio/pressure/rohm-bm1390.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
[PATCH] iio: pressure: bm1390: replace short msleeps with usleep_range
Posted by Hungyu Lin 13 hours ago
Replace msleep(1) with usleep_range(1000, 2000) for the
driver's short delays.

The BM1390 datasheet specifies a 1 ms reset cancel wait time
(tSC1) during the power-on sequence. Use usleep_range() for
these short delays, as it is more appropriate than msleep()
and avoids unnecessarily long sleeps.

Signed-off-by: Hungyu Lin <dennylin0707@gmail.com>
---
 drivers/iio/pressure/rohm-bm1390.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/iio/pressure/rohm-bm1390.c b/drivers/iio/pressure/rohm-bm1390.c
index 08146ca0f91d..35b9abc25a8a 100644
--- a/drivers/iio/pressure/rohm-bm1390.c
+++ b/drivers/iio/pressure/rohm-bm1390.c
@@ -486,21 +486,21 @@ static int bm1390_chip_init(struct bm1390_data *data)
 	if (ret)
 		return ret;
 
-	msleep(1);
+	usleep_range(1000, 2000);
 
 	ret = regmap_write_bits(data->regmap, BM1390_REG_RESET,
 				BM1390_MASK_RESET, BM1390_RESET);
 	if (ret)
 		return ret;
 
-	msleep(1);
+	usleep_range(1000, 2000);
 
 	ret = regmap_write_bits(data->regmap, BM1390_REG_RESET,
 				BM1390_MASK_RESET, BM1390_RESET_RELEASE);
 	if (ret)
 		return ret;
 
-	msleep(1);
+	usleep_range(1000, 2000);
 
 	ret = regmap_reinit_cache(data->regmap, &bm1390_regmap);
 	if (ret) {
@@ -575,7 +575,7 @@ static int bm1390_fifo_disable(struct iio_dev *idev)
 	struct bm1390_data *data = iio_priv(idev);
 	int ret;
 
-	msleep(1);
+	usleep_range(1000, 2000);
 
 	guard(mutex)(&data->mutex);
 	ret = bm1390_meas_set(data, BM1390_MEAS_MODE_STOP);
-- 
2.34.1