diff options
| author | Michał Mirosław <mirq-linux@rere.qmqm.pl> | 2017-09-17 17:01:03 +0200 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2017-10-09 20:50:01 +0100 |
| commit | 81fa8cb9f868dbe30fdfbf90f695ad16f0d0a814 (patch) | |
| tree | 54578e2b1ef1dd6413fc9c5a838689828336622e /drivers/iio | |
| parent | d8408e98f5c62d5737ce149947202a21778ecb0d (diff) | |
| download | linux-0-day-81fa8cb9f868dbe30fdfbf90f695ad16f0d0a814.tar.gz linux-0-day-81fa8cb9f868dbe30fdfbf90f695ad16f0d0a814.tar.xz | |
iio: accel: kxcjk1013: make sysfs/sampling_frequency_avail dynamic
In preparation for KXTF9 support, make sampling_frequency_avail
attribute dynamic.
Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio')
| -rw-r--r-- | drivers/iio/accel/kxcjk-1013.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c index b8e09bdd0c705..ee492b00642b4 100644 --- a/drivers/iio/accel/kxcjk-1013.c +++ b/drivers/iio/accel/kxcjk-1013.c @@ -155,6 +155,9 @@ static const struct kx_odr_map samp_freq_table[] = { { 1600, 0, 0x07, 0x06 }, }; +static const char *const kxcjk1013_samp_freq_avail = + "0.781000 1.563000 3.125000 6.250000 12.500000 25 50 100 200 400 800 1600"; + /* Refer to section 4 of the specification */ static const struct { int odr_bits; @@ -879,13 +882,19 @@ static int kxcjk1013_buffer_postdisable(struct iio_dev *indio_dev) return kxcjk1013_set_power_state(data, false); } -static IIO_CONST_ATTR_SAMP_FREQ_AVAIL( - "0.781000 1.563000 3.125000 6.250000 12.500000 25 50 100 200 400 800 1600"); +static ssize_t kxcjk1013_get_samp_freq_avail(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + return sprintf(buf, "%s\n", kxcjk1013_samp_freq_avail); +} + +static IIO_DEV_ATTR_SAMP_FREQ_AVAIL(kxcjk1013_get_samp_freq_avail); static IIO_CONST_ATTR(in_accel_scale_available, "0.009582 0.019163 0.038326"); static struct attribute *kxcjk1013_attributes[] = { - &iio_const_attr_sampling_frequency_available.dev_attr.attr, + &iio_dev_attr_sampling_frequency_available.dev_attr.attr, &iio_const_attr_in_accel_scale_available.dev_attr.attr, NULL, }; |