diff options
Diffstat (limited to 'target/linux/generic/backport-4.19/499-v4.22-iio-add-IIO_MASSCONCENTRATION-channel-type.patch')
-rw-r--r-- | target/linux/generic/backport-4.19/499-v4.22-iio-add-IIO_MASSCONCENTRATION-channel-type.patch | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/target/linux/generic/backport-4.19/499-v4.22-iio-add-IIO_MASSCONCENTRATION-channel-type.patch b/target/linux/generic/backport-4.19/499-v4.22-iio-add-IIO_MASSCONCENTRATION-channel-type.patch deleted file mode 100644 index bceb735146..0000000000 --- a/target/linux/generic/backport-4.19/499-v4.22-iio-add-IIO_MASSCONCENTRATION-channel-type.patch +++ /dev/null @@ -1,136 +0,0 @@ -From 17abc9ec68b73ddeb262a507a62421016b9c54d5 Mon Sep 17 00:00:00 2001 -From: Tomasz Duszynski <tduszyns@gmail.com> -Date: Fri, 14 Dec 2018 19:28:01 +0100 -Subject: [PATCH] iio: add IIO_MASSCONCENTRATION channel type - -Measuring particulate matter in ug / m3 (micro-grams per cubic meter) -is de facto standard. Existing air quality sensors usually follow -this convention and are capable of returning measurements using -this unit. - -IIO currently does not offer suitable channel type for this -type of measurements hence this patch adds this. - -In addition, extra modifiers are introduced used for distinguishing -between fine pm1, pm2p5 and coarse pm4, pm10 particle measurements, i.e -IIO_MOD_PM1, IIO_MOD_PM25 and IIO_MOD_PM4, IIO_MOD_PM10. - -pmX consists of particles with aerodynamic diameter less or equal to -X micrometers. - -Signed-off-by: Tomasz Duszynski <tduszyns@gmail.com> -Acked-by: Matt Ranostay <matt.ranostay@konsulko.com> -Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> ---- - Documentation/ABI/testing/sysfs-bus-iio | 17 ++++++++++++++++- - drivers/iio/industrialio-core.c | 5 +++++ - include/uapi/linux/iio/types.h | 5 +++++ - tools/iio/iio_event_monitor.c | 10 ++++++++++ - 4 files changed, 36 insertions(+), 1 deletion(-) - ---- a/Documentation/ABI/testing/sysfs-bus-iio -+++ b/Documentation/ABI/testing/sysfs-bus-iio -@@ -1684,4 +1684,19 @@ KernelVersion: 4.18 - Contact: linux-iio@vger.kernel.org - Description: - Raw (unscaled) phase difference reading from channel Y -- that can be processed to radians. -\ No newline at end of file -+ that can be processed to radians. -+ -+What: /sys/bus/iio/devices/iio:deviceX/in_massconcentration_pm1_input -+What: /sys/bus/iio/devices/iio:deviceX/in_massconcentrationY_pm1_input -+What: /sys/bus/iio/devices/iio:deviceX/in_massconcentration_pm2p5_input -+What: /sys/bus/iio/devices/iio:deviceX/in_massconcentrationY_pm2p5_input -+What: /sys/bus/iio/devices/iio:deviceX/in_massconcentration_pm4_input -+What: /sys/bus/iio/devices/iio:deviceX/in_massconcentrationY_pm4_input -+What: /sys/bus/iio/devices/iio:deviceX/in_massconcentration_pm10_input -+What: /sys/bus/iio/devices/iio:deviceX/in_massconcentrationY_pm10_input -+KernelVersion: 4.22 -+Contact: linux-iio@vger.kernel.org -+Description: -+ Mass concentration reading of particulate matter in ug / m3. -+ pmX consists of particles with aerodynamic diameter less or -+ equal to X micrometers. ---- a/drivers/iio/industrialio-core.c -+++ b/drivers/iio/industrialio-core.c -@@ -87,6 +87,7 @@ static const char * const iio_chan_type_ - [IIO_GRAVITY] = "gravity", - [IIO_POSITIONRELATIVE] = "positionrelative", - [IIO_PHASE] = "phase", -+ [IIO_MASSCONCENTRATION] = "massconcentration", - }; - - static const char * const iio_modifier_names[] = { -@@ -127,6 +128,10 @@ static const char * const iio_modifier_n - [IIO_MOD_Q] = "q", - [IIO_MOD_CO2] = "co2", - [IIO_MOD_VOC] = "voc", -+ [IIO_MOD_PM1] = "pm1", -+ [IIO_MOD_PM2P5] = "pm2p5", -+ [IIO_MOD_PM4] = "pm4", -+ [IIO_MOD_PM10] = "pm10", - }; - - /* relies on pairs of these shared then separate */ ---- a/include/uapi/linux/iio/types.h -+++ b/include/uapi/linux/iio/types.h -@@ -46,6 +46,7 @@ enum iio_chan_type { - IIO_GRAVITY, - IIO_POSITIONRELATIVE, - IIO_PHASE, -+ IIO_MASSCONCENTRATION, - }; - - enum iio_modifier { -@@ -87,6 +88,10 @@ enum iio_modifier { - IIO_MOD_VOC, - IIO_MOD_LIGHT_UV, - IIO_MOD_LIGHT_DUV, -+ IIO_MOD_PM1, -+ IIO_MOD_PM2P5, -+ IIO_MOD_PM4, -+ IIO_MOD_PM10, - }; - - enum iio_event_type { ---- a/tools/iio/iio_event_monitor.c -+++ b/tools/iio/iio_event_monitor.c -@@ -60,6 +60,7 @@ static const char * const iio_chan_type_ - [IIO_GRAVITY] = "gravity", - [IIO_POSITIONRELATIVE] = "positionrelative", - [IIO_PHASE] = "phase", -+ [IIO_MASSCONCENTRATION] = "massconcentration", - }; - - static const char * const iio_ev_type_text[] = { -@@ -115,6 +116,10 @@ static const char * const iio_modifier_n - [IIO_MOD_Q] = "q", - [IIO_MOD_CO2] = "co2", - [IIO_MOD_VOC] = "voc", -+ [IIO_MOD_PM1] = "pm1", -+ [IIO_MOD_PM2P5] = "pm2p5", -+ [IIO_MOD_PM4] = "pm4", -+ [IIO_MOD_PM10] = "pm10", - }; - - static bool event_is_known(struct iio_event_data *event) -@@ -156,6 +161,7 @@ static bool event_is_known(struct iio_ev - case IIO_GRAVITY: - case IIO_POSITIONRELATIVE: - case IIO_PHASE: -+ case IIO_MASSCONCENTRATION: - break; - default: - return false; -@@ -200,6 +206,10 @@ static bool event_is_known(struct iio_ev - case IIO_MOD_Q: - case IIO_MOD_CO2: - case IIO_MOD_VOC: -+ case IIO_MOD_PM1: -+ case IIO_MOD_PM2P5: -+ case IIO_MOD_PM4: -+ case IIO_MOD_PM10: - break; - default: - return false; |