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path: root/drivers/staging/iio/dac
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2011-07-05Staging: iio: some uninitialized variable bugsDan Carpenter
There were some uninitialized variable warnings in iio. Two of these came from the recent changes to how the private data was allocated in 83f0422dc6a16 "staging:iio:accel:sca3000: allocate state in iio_dev and use iio_priv to access." drivers/staging/iio/accel/sca3000_core.c: In function 'sca3000_probe': drivers/staging/iio/accel/sca3000_core.c:1137:9: warning: 'st' may be used uninitialized in this function drivers/staging/iio/adc/ad7291.c: In function 'ad7291_probe': drivers/staging/iio/adc/ad7291.c:805:15: warning: 'chip' may be used uninitialized in this function drivers/staging/iio/dac/ad5624r_spi.c: In function 'ad5624r_probe': drivers/staging/iio/dac/ad5624r_spi.c:228:24: warning: 'st' may be used uninitialized in this function Signed-off-by: Dan Carpenter <error27@gmail.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-06-28iio: dac: New driver for AD5686R, AD5685R, AD5684R Digital to analog convertersMichael Hennerich
New driver for AD5686R, AD5685R, AD5684R Quad channel digital to analog converters Changes since V1: drop header file use strtobool() Fix dev attribute macros Reorder probe() function Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-06-28staging:iio:dac:max517: allocate chip state with iio_dev and use iio_priv to ↵Jonathan Cameron
access it. Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-06-28staging:iio:dac:ad5791: allocate chip state with iio_dev and use iio_priv ↵Jonathan Cameron
for access. Slightly fiddly case with two regulators - could reorder, but this is the approach with smallest likely impact. Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk> Acked-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-06-28staging:iio:dac:ad5446: allocate chip state with iio_dev and use iio_priv ↵Jonathan Cameron
for access. Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk> Acked-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-06-28staging:iio:dac:ad5504: allocate chip state with iio_dev and use iio_priv ↵Jonathan Cameron
for access. Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk> Acked-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-06-28staging:iio:dac:ad5624r: allocate chip state with iio_dev and use iio_priv ↵Jonathan Cameron
for access. Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk> Acked-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-06-09staging: iio: max517: Fix iio_info changesRoland Stigge
struct iio_info introduced a bug where the second channel of a MAX518 can't be used. This commit fixes the typo (using max518 instead of the max517 struct). Signed-off-by: Roland Stigge <stigge@antcom.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-05-19staging:iio: implement an iio_info structure to take some of the constant ↵Jonathan Cameron
elements out of iio_dev. This was suggested by Arnd Bergmann, Other elements may well move in here in future, but it definitely makes sense for these. Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-05-19staging:iio: use the new central name attribute creation codeJonathan Cameron
Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-05-19staging:iio:dac:ad5504 move from old to new event handling.Jonathan Cameron
Untested, but fairly trivial change here. Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-05-03IIO: DAC: AD5791: Add support for the AD5760/AD5780 High Resolution DACsMichael Hennerich
Add support for the AD5760/AD5780 High Resolution Voltage Output DACs Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-04-25staging:iio: Add ability to allocate private data space to iio_allocate_deviceJonathan Cameron
Suggested by Arnd Bergmann. Note this will break ALL drivers that are out of mainline. The fix is trivial change of iio_allocate_device() -> iio_allocate_device(0) Sorry if this causes issues for any one! V2: Include new drivers in the update Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-04-25staging: IIO: DAC: AD5446 add support for AD5541A devicesMichael Hennerich
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-04-25staging: IIO: DAC: New driver for AD5791/AD5781 High Resolution Voltage ↵Michael Hennerich
Output DACs Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-04-05staging: IIO: DAC: New driver for the AD5504 and AD55041 High Voltage DACsMichael Hennerich
Changes since V1: IIO: DAC: Apply review feedback from Jonathan Fix array size and declare const. Fix reversed dacY_powerdown read back. Use individual attribute groups instead of is_visible. Fix event naming and add the _en file. Changes since V2: IIO: DAC: AD5504 use proper event type Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-03-14Staging: IIO: DAC: AD5624R: Consistency cleanup - no functional changesMichael Hennerich
Consistently use indio_dev and access macro for devdata Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-03-14staging: IIO: DAC: AD5446: Add support for AD5601/AD5611/AD5621Michael Hennerich
This patch adds support for the AD5601/AD5611/AD5621 single channel, 8-/10-/12-bit, buffered voltage output DACs. Changes since v1: Sort Kconfig description my number Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-03-14staging: IIO: DAC: AD5446: Add power down supportMichael Hennerich
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-03-14staging: IIO: DAC: AD5446: Add missing ID table entriesMichael Hennerich
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-03-09Staging: IIO: DAC: AD5624R: Update to IIO ABIMichael Hennerich
This driver did not conform with the IIO ABI for such devices. Also the sysfs files that this driver adds were not complete and partially un-documented. Update and document ABI Change License notice, stick to GPL-v2. Fix indention style Add option to specify external reference voltage via the regulator framework. Add mandatory name attribute Add mandatory out_scale attribute Changes since V1: Refine outY_powerdown_mode description Remove bonus white line Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-02-23staging: IIO: DAC: Add support for the AD5543/AD5553Michael Hennerich
Add support for the AD5543/AD5553 SPI 16-/14-Bit DACs Fix typo in kconfig description Changes since V1: reorder Kconfig help text Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-02-02Staging: Merge branch 'staging-next' into 2.6.38-rc3Greg Kroah-Hartman
This was done to resolve conflicts in the following files due to patches in Linus's tree and in the staging-next tree: drivers/staging/brcm80211/brcmsmac/wl_mac80211.c drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-01-31Staging: iio: max517.c: Fix client obtainment by using iio_dev_get_devdata()Roland Stigge
max517.c: Fix client obtainment by using iio_dev_get_devdata() This patch uses dev_get_drvdata() and iio_dev_get_devdata() instead of to_i2c_client() (broken!) to obtain i2c_client data. Further, some minor typo fixes are included. Signed-off-by: Roland Stigge <stigge@antcom.de> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-01-22Staging: iio: Aditional fixpoint formatted output bugfixRoland Stigge
iio: Additional fixpoint formatted output bugfixes Fix some ADC/DAC drivers' _scale interface to correct fixpoint formatted output This patch adds the fixes to ad7887_core.c and ad5446.c Signed-off-by: Roland Stigge <stigge@antcom.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-01-21Staging: iio: add driver for MAX517/518/519Roland Stigge
IIO Driver for Maxim MAX517, MAX518 and MAX519 DAC Signed-off-by: Roland Stigge <stigge@antcom.de> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-11-29staging: iio: dac: ad5446: Remove unused sign member from chip specific ↵Michael Hennerich
information structure Remove unused sign member from chip specific information structure Fix typos Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-11-29staging: iio: dac: ad5446: Enable driver support for AD5620/AD5640/AD5660 DA ↵Michael Hennerich
converters Initial support for single channel, 12-/14-/16-Bit nanoDAC with On-Chip Reference staging: iio: dac: ad5446: Fix according to review feedback Review feedback by Jonathan Cameron: Use kernel doc style to document headers. Turn data into a union Add some comments for clarity Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-11-29staging: iio: dac: Enable driver support for AD5444 and AD5446 DA convertersMichael Hennerich
Enable support for AD5444 and AD5446: 12-/14-Bit High Bandwidth Multiplying DACs with Serial Interface. staging: iio: dac: Add support for AD5541A, AD5512A digital to analog convertors staging: iio: dac: Fix according to review feedback Review feedback by Jonathan Cameron: Remove spurious new line. Document struct members. Remove redundant variable initialization. Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-11-19staging: iio: dac: Cleanup style - no functional changesMichael Hennerich
Stick to the 80 character line limit at least for code Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-11-19staging: iio: dac: Use spi_device_idMichael Hennerich
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-11-19staging: iio: dac: Use spi_write() and handle return valueMichael Hennerich
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-11-19staging: iio: dac: Update drivers to use new attribute namingMichael Hennerich
Remove depreciated macro from header Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-11-19staging: iio: dac: more consistent DAC sysfs attributes namingMichael Hennerich
Align DAC sysfs attributes naming with the convention used by ADC Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-11-09staging: iio: dac: new driver for AD5624R devicesBarry Song
This is used to convert digital streams into voltages. Signed-off-by: Barry Song <barry.song@analog.com> Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>