From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Giuseppe Barba To: CC: , , Giuseppe Barba Subject: [PATCH V2 2/5] iio: st-sensors: add support for single full scale device Date: Mon, 20 Jul 2015 16:20:26 +0200 Message-ID: <1437402029-29786-3-git-send-email-giuseppe.barba@st.com> In-Reply-To: <1437402029-29786-1-git-send-email-giuseppe.barba@st.com> References: <1437402029-29786-1-git-send-email-giuseppe.barba@st.com> MIME-Version: 1.0 Content-Type: text/plain List-ID: Some sensors could have only one full scale value. This means that the sensor hasn't a full scale register. This commit add a check on the configured full scale address to support such kind of sensors. Signed-off-by: Giuseppe Barba --- drivers/iio/common/st_sensors/st_sensors_core.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c index 6323d32..712dbed 100644 --- a/drivers/iio/common/st_sensors/st_sensors_core.c +++ b/drivers/iio/common/st_sensors/st_sensors_core.c @@ -126,6 +126,9 @@ static int st_sensors_set_fullscale(struct iio_dev *indio_dev, unsigned int fs) int err, i = 0; struct st_sensor_data *sdata = iio_priv(indio_dev); + if (sdata->sensor_settings->fs.addr == 0) + return 0; + err = st_sensors_match_fs(sdata->sensor_settings, fs, &i); if (err < 0) goto st_accel_set_fullscale_error; -- 1.9.1