From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from saturn.retrosnub.co.uk ([178.18.118.26]:40910 "EHLO saturn.retrosnub.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753470Ab2KTVNA (ORCPT ); Tue, 20 Nov 2012 16:13:00 -0500 Message-ID: <50ABF25B.6090005@kernel.org> Date: Tue, 20 Nov 2012 21:12:59 +0000 From: Jonathan Cameron MIME-Version: 1.0 To: Lars-Peter Clausen CC: Jonathan Cameron , linux-iio@vger.kernel.org, drivers@analog.com Subject: Re: [PATCH 5/7] iio: Add pressure channel type References: <1353418611-17614-1-git-send-email-lars@metafoo.de> <1353418611-17614-5-git-send-email-lars@metafoo.de> In-Reply-To: <1353418611-17614-5-git-send-email-lars@metafoo.de> Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-iio-owner@vger.kernel.org List-Id: linux-iio@vger.kernel.org On 11/20/2012 01:36 PM, Lars-Peter Clausen wrote: > This patch adds support for a new IIO channel type for pressure measurements. > This can for example be used for barometric pressure sensors. > > Signed-off-by: Lars-Peter Clausen Whilst we have had quite a few pressure drivers mentioned, it is nice to finally see one turn up! added to togreg branch of iio.git > --- > Documentation/ABI/testing/sysfs-bus-iio | 24 ++++++++++++++++++++++++ > drivers/iio/industrialio-core.c | 1 + > include/linux/iio/types.h | 1 + > 3 files changed, 26 insertions(+) > > diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio > index 2f06d40..f08d0f7 100644 > --- a/Documentation/ABI/testing/sysfs-bus-iio > +++ b/Documentation/ABI/testing/sysfs-bus-iio > @@ -189,6 +189,14 @@ Description: > A computed peak value based on the sum squared magnitude of > the underlying value in the specified directions. > > +What: /sys/bus/iio/devices/iio:deviceX/in_pressureY_raw > +What: /sys/bus/iio/devices/iio:deviceX/in_pressure_raw > +KernelVersion: 3.8 > +Contact: linux-iio@vger.kernel.org > +Description: > + Raw pressure measurement from channel Y. Units after > + application of scale and offset are kilopascal. > + > What: /sys/bus/iio/devices/iio:deviceX/in_accel_offset > What: /sys/bus/iio/devices/iio:deviceX/in_accel_x_offset > What: /sys/bus/iio/devices/iio:deviceX/in_accel_y_offset > @@ -197,6 +205,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_offset > What: /sys/bus/iio/devices/iio:deviceX/in_voltage_offset > What: /sys/bus/iio/devices/iio:deviceX/in_tempY_offset > What: /sys/bus/iio/devices/iio:deviceX/in_temp_offset > +What: /sys/bus/iio/devices/iio:deviceX/in_pressureY_offset > +What: /sys/bus/iio/devices/iio:deviceX/in_pressure_offset > KernelVersion: 2.6.35 > Contact: linux-iio@vger.kernel.org > Description: > @@ -226,6 +236,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_magn_scale > What: /sys/bus/iio/devices/iio:deviceX/in_magn_x_scale > What: /sys/bus/iio/devices/iio:deviceX/in_magn_y_scale > What: /sys/bus/iio/devices/iio:deviceX/in_magn_z_scale > +What: /sys/bus/iio/devices/iio:deviceX/in_pressureY_scale > +What: /sys/bus/iio/devices/iio:deviceX/in_pressure_scale > KernelVersion: 2.6.35 > Contact: linux-iio@vger.kernel.org > Description: > @@ -245,6 +257,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_anglvel_y_calibbias > What: /sys/bus/iio/devices/iio:deviceX/in_anglvel_z_calibbias > What: /sys/bus/iio/devices/iio:deviceX/in_illuminance0_calibbias > What: /sys/bus/iio/devices/iio:deviceX/in_proximity0_calibbias > +What: /sys/bus/iio/devices/iio:deviceX/in_pressureY_calibbias > +What: /sys/bus/iio/devices/iio:deviceX/in_pressure_calibbias > KernelVersion: 2.6.35 > Contact: linux-iio@vger.kernel.org > Description: > @@ -262,6 +276,8 @@ What /sys/bus/iio/devices/iio:deviceX/in_anglvel_y_calibscale > What /sys/bus/iio/devices/iio:deviceX/in_anglvel_z_calibscale > what /sys/bus/iio/devices/iio:deviceX/in_illuminance0_calibscale > what /sys/bus/iio/devices/iio:deviceX/in_proximity0_calibscale > +What: /sys/bus/iio/devices/iio:deviceX/in_pressureY_calibscale > +What: /sys/bus/iio/devices/iio:deviceX/in_pressure_calibscale > KernelVersion: 2.6.35 > Contact: linux-iio@vger.kernel.org > Description: > @@ -275,6 +291,8 @@ What: /sys/.../iio:deviceX/in_voltage-voltage_scale_available > What: /sys/.../iio:deviceX/out_voltageX_scale_available > What: /sys/.../iio:deviceX/out_altvoltageX_scale_available > What: /sys/.../iio:deviceX/in_capacitance_scale_available > +What: /sys/.../iio:deviceX/in_pressure_scale_available > +What: /sys/.../iio:deviceX/in_pressureY_scale_available > KernelVersion: 2.6.35 > Contact: linux-iio@vger.kernel.org > Description: > @@ -694,6 +712,8 @@ What: /sys/.../buffer/scan_elements/in_voltageY_en > What: /sys/.../buffer/scan_elements/in_voltageY-voltageZ_en > What: /sys/.../buffer/scan_elements/in_incli_x_en > What: /sys/.../buffer/scan_elements/in_incli_y_en > +What: /sys/.../buffer/scan_elements/in_pressureY_en > +What: /sys/.../buffer/scan_elements/in_pressure_en > KernelVersion: 2.6.37 > Contact: linux-iio@vger.kernel.org > Description: > @@ -707,6 +727,8 @@ What: /sys/.../buffer/scan_elements/in_voltageY_type > What: /sys/.../buffer/scan_elements/in_voltage_type > What: /sys/.../buffer/scan_elements/in_voltageY_supply_type > What: /sys/.../buffer/scan_elements/in_timestamp_type > +What: /sys/.../buffer/scan_elements/in_pressureY_type > +What: /sys/.../buffer/scan_elements/in_pressure_type > KernelVersion: 2.6.37 > Contact: linux-iio@vger.kernel.org > Description: > @@ -751,6 +773,8 @@ What: /sys/.../buffer/scan_elements/in_magn_z_index > What: /sys/.../buffer/scan_elements/in_incli_x_index > What: /sys/.../buffer/scan_elements/in_incli_y_index > What: /sys/.../buffer/scan_elements/in_timestamp_index > +What: /sys/.../buffer/scan_elements/in_pressureY_index > +What: /sys/.../buffer/scan_elements/in_pressure_index > KernelVersion: 2.6.37 > Contact: linux-iio@vger.kernel.org > Description: > diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c > index 060a404..3dccd6c 100644 > --- a/drivers/iio/industrialio-core.c > +++ b/drivers/iio/industrialio-core.c > @@ -65,6 +65,7 @@ static const char * const iio_chan_type_name_spec[] = { > [IIO_CAPACITANCE] = "capacitance", > [IIO_ALTVOLTAGE] = "altvoltage", > [IIO_CCT] = "cct", > + [IIO_PRESSURE] = "pressure", > }; > > static const char * const iio_modifier_names[] = { > diff --git a/include/linux/iio/types.h b/include/linux/iio/types.h > index 87b196a..88bf0f0 100644 > --- a/include/linux/iio/types.h > +++ b/include/linux/iio/types.h > @@ -28,6 +28,7 @@ enum iio_chan_type { > IIO_CAPACITANCE, > IIO_ALTVOLTAGE, > IIO_CCT, > + IIO_PRESSURE, > }; > > enum iio_modifier { >