From: Lars-Peter Clausen Date: Wed, 21 Nov 2012 16:27:00 +0000 (+0000) Subject: staging:iio:ad7793: Use usleep_range instead of msleep X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=3e4334f2d6f3025e396a710f758fd1663c104976;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git staging:iio:ad7793: Use usleep_range instead of msleep It is recommended to use usleep_range instead of msleep for durations smaller than a 20ms. Signed-off-by: Lars-Peter Clausen Signed-off-by: Jonathan Cameron --- diff --git a/drivers/staging/iio/adc/ad7793.c b/drivers/staging/iio/adc/ad7793.c index bd1358e51ec0..55d302dc504c 100644 --- a/drivers/staging/iio/adc/ad7793.c +++ b/drivers/staging/iio/adc/ad7793.c @@ -122,7 +122,7 @@ static int ad7793_setup(struct iio_dev *indio_dev, ret = spi_write(st->sd.spi, (u8 *)&ret, sizeof(ret)); if (ret < 0) goto out; - msleep(1); /* Wait for at least 500us */ + usleep_range(500, 2000); /* Wait for at least 500us */ /* write/read test for device presence */ ret = ad_sd_read_reg(&st->sd, AD7793_REG_ID, 1, &id);