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authorGregor Boirie <gregor.boirie@parrot.com>2016-03-09 19:05:49 +0100
committerJonathan Cameron <jic23@kernel.org>2016-06-30 19:41:38 +0100
commitbc2b7dab629a51e8beb5fda4222c62a23b729f26 (patch)
tree302108fe801299d98882e8d506b4415746408374 /drivers/iio/dac
parenteaaa7ec71bff4cb34d9025ed89068d4b3cac3df0 (diff)
iio:core: timestamping clock selection support
Adds a new per-device sysfs attribute "current_timestamp_clock" to allow userspace to select a particular POSIX clock for buffered samples and events timestamping. Following clocks, as listed in clock_gettime(2), are supported: CLOCK_REALTIME, CLOCK_MONOTONIC, CLOCK_MONOTONIC_RAW, CLOCK_REALTIME_COARSE, CLOCK_MONOTONIC_COARSE, CLOCK_BOOTTIME and CLOCK_TAI. Signed-off-by: Gregor Boirie <gregor.boirie@parrot.com> Acked-by: Sanchayan Maity <maitysanchayan@gmail.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio/dac')
-rw-r--r--drivers/iio/dac/ad5421.c6
-rw-r--r--drivers/iio/dac/ad5504.c2
2 files changed, 4 insertions, 4 deletions
diff --git a/drivers/iio/dac/ad5421.c b/drivers/iio/dac/ad5421.c
index 968712be967f..559061ab1982 100644
--- a/drivers/iio/dac/ad5421.c
+++ b/drivers/iio/dac/ad5421.c
@@ -242,7 +242,7 @@ static irqreturn_t ad5421_fault_handler(int irq, void *data)
0,
IIO_EV_TYPE_THRESH,
IIO_EV_DIR_RISING),
- iio_get_time_ns());
+ iio_get_time_ns(indio_dev));
}
if (events & AD5421_FAULT_UNDER_CURRENT) {
@@ -251,7 +251,7 @@ static irqreturn_t ad5421_fault_handler(int irq, void *data)
0,
IIO_EV_TYPE_THRESH,
IIO_EV_DIR_FALLING),
- iio_get_time_ns());
+ iio_get_time_ns(indio_dev));
}
if (events & AD5421_FAULT_TEMP_OVER_140) {
@@ -260,7 +260,7 @@ static irqreturn_t ad5421_fault_handler(int irq, void *data)
0,
IIO_EV_TYPE_MAG,
IIO_EV_DIR_RISING),
- iio_get_time_ns());
+ iio_get_time_ns(indio_dev));
}
old_fault = fault;
diff --git a/drivers/iio/dac/ad5504.c b/drivers/iio/dac/ad5504.c
index 4e4c20d6d8b5..788b3d6fd1cc 100644
--- a/drivers/iio/dac/ad5504.c
+++ b/drivers/iio/dac/ad5504.c
@@ -223,7 +223,7 @@ static irqreturn_t ad5504_event_handler(int irq, void *private)
0,
IIO_EV_TYPE_THRESH,
IIO_EV_DIR_RISING),
- iio_get_time_ns());
+ iio_get_time_ns((struct iio_dev *)private));
return IRQ_HANDLED;
}