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2017-10-18staging: rtlwifi: Convert timers to use timer_setup()Kees Cook
In preparation for unconditionally passing the struct timer_list pointer to all timer callbacks, switch to using the new timer_setup() and from_timer() to pass the timer pointer explicitly. Also drops unused odm timer code. Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Larry Finger <Larry.Finger@lwfinger.net> Cc: Kalle Valo <kvalo@codeaurora.org> Cc: Ping-Ke Shih <pkshih@realtek.com> Cc: shaofu <shaofu@realtek.com> Cc: devel@driverdev.osuosl.org Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: comedi: adv_pci_dio: update for PCI-1761Anton Dozenko
Advantech PCI-1761 device support to the driver adv_pci_dio has been added. Patch has been successfully tested on a real card (8 digital outs, 8 digital inputs). Signed-off-by: Anton Dozenko <anton.dozenko@gmail.com> Signed-off-by: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: comedi: dt282x: fix IRQ assignment for dev->irq.Arvind Yadav
Here, dev->irq is not assigned with irq. comedi_legacy_detach() is using dev->irq for release irq and dt282x_attach() is using dev->irq for initialize comedi_subdevice. Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> Reviewed-by: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: comedi: s526: mark expected switch fall-throughGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging/comedi: Convert timers to use timer_setup()Kees Cook
In preparation for unconditionally passing the struct timer_list pointer to all timer callbacks, switch to using the new timer_setup() and from_timer() to pass the timer pointer explicitly. Adds pointer back to comedi device from private struct. Cc: H Hartley Sweeten <hsweeten@visionengravers.com> Cc: devel@driverdev.osuosl.org Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: rtl8192e: mark expected switch fall-throughGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: rtl8192e: Use __func__ instead of function nameMihaela Muraru
Use identifier __func__ instead of the name of the function. Issue found by checkpatch.pl. Signed-off-by: Mihaela Muraru <mihaela.muraru21@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: rtl8192e: Convert timers to use timer_setup()Kees Cook
In preparation for unconditionally passing the struct timer_list pointer to all timer callbacks, switch to using the new timer_setup() and from_timer() to pass the timer pointer explicitly. Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Derek Robson <robsonde@gmail.com> Cc: Suniel Mahesh <suniel.spartan@gmail.com> Cc: Malcolm Priestley <tvboxspy@gmail.com> Cc: Gargi Sharma <gs051095@gmail.com> Cc: Julia Lawall <Julia.Lawall@lip6.fr> Cc: "David S. Miller" <davem@davemloft.net> Cc: Johannes Berg <johannes.berg@intel.com> Cc: Yamanappagouda Patil <goudapatilk@gmail.com> Cc: Georgiana Rodica Chelu <georgiana.chelu93@gmail.com> Cc: Colin Ian King <colin.king@canonical.com> Cc: Baoyou Xie <baoyou.xie@linaro.org> Cc: devel@driverdev.osuosl.org Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Derek Robson <robsonde@gmail.com> Cc: Suniel Mahesh <suniel.spartan@gmail.com> Cc: Malcolm Priestley <tvboxspy@gmail.com> Cc: Gargi Sharma <gs051095@gmail.com> Cc: Julia Lawall <Julia.Lawall@lip6.fr> Cc: Yamanappagouda Patil <goudapatilk@gmail.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Johannes Berg <johannes.berg@intel.com> Cc: Georgiana Rodica Chelu <georgiana.chelu93@gmail.com> Cc: Colin Ian King <colin.king@canonical.com> Cc: Baoyou Xie <baoyou.xie@linaro.org> Cc: devel@driverdev.osuosl.org Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: rtl8192u: Convert timers to use timer_setup()Kees Cook
In preparation for unconditionally passing the struct timer_list pointer to all timer callbacks, switch to using the new timer_setup() and from_timer() to pass the timer pointer explicitly. Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Derek Robson <robsonde@gmail.com> Cc: simran singhal <singhalsimran0@gmail.com> Cc: Riccardo Marotti <riccardo.marotti@gmail.com> Cc: Fabrizio Perria <fabrizio.perria@gmail.com> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Baoyou Xie <baoyou.xie@linaro.org> Cc: Tuomo Rinne <tuomo.rinne@gmail.com> Cc: Colin Ian King <colin.king@canonical.com> Cc: devel@driverdev.osuosl.org Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: rtl8188eu: usb_ops_linux: mark expected switch fall-throughGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Addresses-Coverity-ID: 1077613 Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: rtl8188eu: usb_halinit: mark expected switch fall-throughGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Addresses-Coverity-ID: 1373894 Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18rtl8188eu: Fix a possible sleep-in-atomic bug in _rtw_pwr_wakeupJia-Ju Bai
The driver may sleep under a spinlock, and the function call path is: rtw_set_802_11_disassociate(acquire the spinlock) _rtw_pwr_wakeup usleep_range --> may sleep To fix it, usleep_range is replaced with udelay. This bug is found by my static analysis tool and my code review. Signed-off-by: Jia-Ju Bai <baijiaju1990@163.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18rtl8188eu: Fix a possible sleep-in-atomic bug in rtw_createbss_cmdJia-Ju Bai
The driver may sleep under a spinlock, and the function call path is: rtw_surveydone_event_callback(acquire the spinlock) rtw_createbss_cmd kzalloc(GFP_KERNEL) --> may sleep To fix it, GFP_KERNEL is replaced with GFP_ATOMIC. This bug is found by my static analysis tool and my code review. Signed-off-by: Jia-Ju Bai <baijiaju1990@163.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18rtl8188eu: Fix a possible sleep-in-atomic bug in rtw_disassoc_cmdJia-Ju Bai
The driver may sleep under a spinlock, and the function call path is: rtw_set_802_11_bssid(acquire the spinlock) rtw_disassoc_cmd kzalloc(GFP_KERNEL) --> may sleep To fix it, GFP_KERNEL is replaced with GFP_ATOMIC. This bug is found by my static analysis tool and my code review. Signed-off-by: Jia-Ju Bai <baijiaju1990@163.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: rtl8188eu: add spaces around algebric and boolean operatorsAastha Gupta
This patch fixes checkpatch.pl warnings about preferring spaces around algebric and boolean operators. Signed-off-by: Aastha Gupta <aastha.gupta4104@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: rtl8188eu: fix spaces before tabsAastha Gupta
This patch fixes checkpatch.pl warning: WARNING: please, no space before tabs Signed-off-by: Aastha Gupta <aastha.gupta4104@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: rtl8188eu: fix space between function name and '('Aastha Gupta
This patch fixes checkpatch.pl warning: WARNING: space prohibited between function name and open parenthesis '(' Signed-off-by: Aastha Gupta <aastha.gupta4104@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: rtl8188eu: fix block comment styling in rtl8188eu filesAastha Gupta
This patch fixes checkpatch.pl warnings for block comment styling. 1. Block comment use a trailing */ on a separate line. 2. Block comment use * on subsequent lines. 3. Block comment should align * on each line. Signed-off-by: Aastha Gupta <aastha.gupta4104@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: lustre: fix comparisons should place the constant on the right sideAastha Gupta
This patch fixes checkpatch.pl warning: WARNING: Comparisons should place the constant on the right side of the test Signed-off-by: Aastha Gupta <aastha.gupta4104@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: lustre: fix incorrect multi-line comment styleAastha Gupta
This patch fixes the checkpatch.pl warning: WARNING: block comments use a trailing */ on a separate line Signed-off-by: Aastha Gupta <aastha.gupta4104@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: rtlwifi: rtl8822be: Align the * in block commentFrank A. Cancio Bello
Align the * on each line of a block comment to comply with kernel coding style and address the following checkpatch message: 'WARNING: Block comments should align the * on each line'. Credits to checkpatch. Signed-off-by: Frank A. Cancio Bello <frank@generalsoftwareinc.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: rtlwifi: rtl8822be: Remove useless parenthesesFrank A. Cancio Bello
Remove unnecessary parentheses to comply with preferred coding style for the linux kernel and avoid the following checkpatch's message: 'CHECK: Unnecessary parentheses around'. Credits to checkpatch. Signed-off-by: Frank A. Cancio Bello <frank@generalsoftwareinc.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: rtlwifi: rtl8822be: Use __func__ instead of hardcoded nameFrank A. Cancio Bello
Switch hardcoded function name with a reference to __func__ making the code more maintenable and addressing the checkpatch warning: WARNING: Prefer using '"%s...", __func__' to using 'rtl8822be_sc_mapping', this function's name, in a string + "rtl8822be_sc_mapping: Not Correct Primary40MHz Setting\n"); Credits to checkpatch. Signed-off-by: Frank A. Cancio Bello <frank@generalsoftwareinc.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: rtlwifi: rtl8822be: Balance braces in else statementFrank A. Cancio Bello
Add braces to else statements to comply with section 3) of 'Linux kernel coding style' and avoid the following checkpatch message: 'CHECK: Unbalanced braces around else statement' Credits to checkpatch. Signed-off-by: Frank A. Cancio Bello <frank@generalsoftwareinc.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: rtl8822be: Keep array subscript no lower than zeroLarry Finger
The kbuild test robot reports the following: drivers/staging//rtlwifi/phydm/phydm_dig.c: In function 'odm_pause_dig': drivers/staging//rtlwifi/phydm/phydm_dig.c:494:45: warning: array subscript is below array bounds [-Warray-bounds] odm_write_dig(dm, dig_tab->pause_dig_value[max_level]); This condition is caused when a loop falls through. The fix is to pin max_level to be >= 0. Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> c: kbuild test robot <fengguang.wu@intel.com> Fixes: 9ce99b04b5b82fdf11e4c76b60a5f82c1e541297 staging: r8822be: Add phydm mini driver Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: ccree: fix boolreturn.cocci warningSuniel Mahesh
This fixes the following coccinelle warning: WARNING: return of 0/1 in function 'ssi_is_hw_key' with return type bool. return "false" instead of 0. Signed-off-by: Suniel Mahesh <sunil.m@techveda.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: ccree: Fix bool comparisonSuniel Mahesh
Comparision operator "equal to" not required on a variable "foo" of type "bool". Bool has only two values, can be used directly or with logical not. This fixes the following coccinelle warning: WARNING: Comparison of bool to 0/1 Signed-off-by: Suniel Mahesh <sunil.m@techveda.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging/ccree: Declare compiled out functions static inlineRishabh Hardas
Sparse was giving out a warning for symbols 'cc_set_ree_fips_status' and 'fips_handler' that they were not declared and need to be made static. This patch makes both the symbols static inline, to remove the warnings. Signed-off-by: Rishabh Hardas <rishabhhardas@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: rtl8188eu: Convert timers to use timer_setup()Kees Cook
In preparation for unconditionally passing the struct timer_list pointer to all timer callbacks, switch to using the new timer_setup() and from_timer() to pass the timer pointer explicitly. Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Juliana Rodrigues <juliana.orod@gmail.com> Cc: Ivan Safonov <insafonov@gmail.com> Cc: Gargi Sharma <gs051095@gmail.com> Cc: sayli karnik <karniksayli1995@gmail.com> Cc: Yamanappagouda Patil <goudapatilk@gmail.com> Cc: Luca Ceresoli <luca@lucaceresoli.net> Cc: Victor Carvajal <carva005@gmail.com> Cc: Sebastian Haas <sehaas@deebas.com> Cc: devel@driverdev.osuosl.org Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: lustre: rpc: mark expected switch fall-throughsGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Addresses-Coverity-ID: 1077604 Addresses-Coverity-ID: 1077605 Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Reviewed-by: Andreas Dilger <andreas.dilger@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: lustre: ptlrpc: mark expected switch fall-throughsGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Reviewed-by: Andreas Dilger <andreas.dilger@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: lustre: osc: mark expected switch fall-throughGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Addresses-Coverity-ID: 1077598 Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Reviewed-by: Andreas Dilger <andreas.dilger@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: lustre: ldlm: mark expected switch fall-throughGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Reviewed-by: Andreas Dilger <andreas.dilger@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: lustre: lprocfs: mark expected switch fall-throughsGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Addresses-Coverity-ID: 1271166 Addresses-Coverity-ID: 1271167 Addresses-Coverity-ID: 1271168 Addresses-Coverity-ID: 1271169 Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Reviewed-by: Andreas Dilger <andreas.dilger@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: lustre: llite: mark expected switch fall-throughGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Reviewed-by: Andreas Dilger <andreas.dilger@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: lustre: lnet: selftest: mark expected switch fall-throughsGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Reviewed-by: Andreas Dilger <andreas.dilger@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: lustre: lnet: selftest: mark expected switch fall-throughGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Reviewed-by: Andreas Dilger <andreas.dilger@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: lustre: lnet: net_fault: mark expected switch fall-throughGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Reviewed-by: Andreas Dilger <andreas.dilger@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-18staging: lustre: lnet: socklnd: mark expected switch fall-throughGustavo A. R. Silva
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Reviewed-by: Andreas Dilger <andreas.dilger@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-15Merge tag 'iio-for-4.15b' of ↵Greg Kroah-Hartman
git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-next Jonathan writes: Second set of IIO new device support, features and cleanup for 4.15 New device support * cros_ec_accel_legacy - New driver for this older chromebook accelerometer. * ds4422 dac driver - New driver and bindings for the Maxim ds4422 and ds4424 I2C DACs. * kxcjk1013 - Support the KXTF9 accelerometers. * mcp320x - support mcp3550, mcp3551, mcp3553 21 bit ADCs. * rfd77402 - new driver for this laser range finder. * st-sensors-accel - add support for the LIS2DW12 accelerometer with bindings - add support for the LIS3DHH accelerometer with bindings New features * core - Drop a duplicate forward declaration in iio.h * Docs - add a clarification of the meaning of IIO_DISTANCE to reflect existing use in various range finding devices. * st-sensors - add a register mask for the status register to correctly support 2 channel devices. - decouple the irq1 and irq2 configuration parameters. - do not always write the enable_axis register as some newer devices are always on and don't support such configuration. - split open-drain control for irq1 and irq2 - make sampling frequency control optional as non all hardware supports it. * st-sensors-gyro - support 3 wire SPI mode * st-sensors-magn - support 3 wire SPI mode * st-sensors-pressure - support 3 wire SPI mode. Cleanups and fixes * ad7192 - expand the buffer lock to cover device state protection rather than using core mlock to provide the state protection. * ade7753 - expand the buffer lock to cover device state protection as well rather than having an additional lock. * dummy-evgen - Use the new irq_sim infrastructure rather than having our own local version of the same thing. * hid-sensor-trigger - avoid touching sensors ever if user hasn't requested it. This is a work around for one reported issue where turning a sensor off wasn't sufficient to make it actually switch off. As we have only one report from what looks like buggy hardware we are sending this upstream the slow way. * ina2xx - Adhere to the published ABI docs and use Ohms instead of microohms. We don't think that anyone will notice this ABI fix but are sending it the slow route to reduce fallout if someone does! * kxcjk1013 - refactors to support the KXTF9 being added. - Refactor ODR support. - Fix INT_CTRL/INT_SRC1 bit names to match the register name. - Extract code for reporting motion events as this isn't present on some parts to be supported. - Make the sysfs sampling_frequency_available stuff not a fixed string so as to allow for it to be chip type dependent. - Make the sampling frequency_available per type to match the sampling_frequency attributes. * lsm6dsx - rework prior to new device support. - express the max fifo depth in 'scans' rather than bytes. - split control of the fifo mode fifo output data rate. - move decimator registers into the sensor_settings structure as this will make it easier to support devices that don't have this function. - add a fifo ops datastructure to allow for inter-part variations. * max30100 - fix i2c chip address in dt example * max30102 - use correct binding name for max30102 in example * mma8452 - Rename read/write event value callbacks to be more generic reflecting what they actually do now. * rcar-gyroadc - pointer case to fix warnings when moving to 64 bit as this IP is present on new 64 bit SOCs - enable compile-testing to improve build coverage on this driver. - use the of_device_get_match_data helper instead of open coding * sun4i-gpadc-iio - Register in the thermal framework after pm. Otherwise the IP is not enabled. - Don't fail probing if no thermal DT node is present. * tsl2x7x - renaming tsl2x7x_settings to settings to avoid excessive line lengths. - Use IIO core to generate the integration_time sysfs attributes rather than hand rolling. * vf6180 - Move the range check on integration time to the setter function. - Refactor the code around integration time to be clearer including caching current integration time avoiding unnecessary chip reads. - cleanup the als_gain lookup avoiding reading registers on chip. - use rounded matching rather than precise values for als_gain lookup. - Correct the ALS scale when non-default gain or integration time is used.
2017-10-14platform/chrome: Add cros_ec_accel_legacy driverGwendal Grignou
Add driver to support older EC firmware that only support deprecated ec command. Rely on ACPI memory map register to access sensor information. Present same interface as the regular cros_ec sensor stack: - one iio device per accelerometer - use HTML5 axis definition - use iio abi units - accept calibration calls, but do nothing Chrome can use the same code than regular cros_ec sensor stack to calculate orientation and lid angle. Signed-off-by: Gwendal Grignou <gwendal@chromium.org> Signed-off-by: Thierry Escande <thierry.escande@collabora.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2017-10-14iio: hid-sensor-trigger: Don't touch sensors unless user space requestsSrinivas Pandruvada
One of the user complained that on his system Thinkpad Yoga S1, with commit f1664eaacec3 ("iio: hid-sensor-trigger: Fix the race with user space powering up sensors") causes the system to resume immediately on suspend (S3 operation). On this system the sensor hub is on USB and is a wake up device from S3. So if any sensor sends data on motion, the system will wake up. This can be a legitimate use case to wake up device motion, but that needs proper user space support to set right thresholds. In fact the above commit didn't cause this regression, but any operation which cause sensors to wake up would have caused the same issue. So if user reads the raw sensor data, same issue occurs, with or without this commit. Only difference is that the above commit by default will trigger a power up and power down of sensors as part of runtime pm enable (runtime enable will cause a runtime resume callback followed by runtime_suspend callback). Previously user has to do some action on sensors. On investigation it was observed that the current driver correctly changing the state of all sensors to power off but then also some sensor will still send some data. Only option is to never power up any sensor. Only good option is to: - Using sysfs interface disable USB as a wakeup device (This will not need any driver change) Since some user don't care about sensors. So for those users this change brings back old functionality. As long as they don't cause any operation to power up sensors (like raw read or start iio-sensor-proxy service), the sensors will not be to touched. This is done by delaying run time enable till user space does some operation with sensors. Link: https://bugzilla.kernel.org/show_bug.cgi?id=196853 Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2017-10-14dt-bindings: iio: health: Use binding name for max30102 in examplePeter Meerwald-Stadler
Signed-off-by: Peter Meerwald-Stadler <pmeerw@pmeerw.net> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2017-10-14dt-bindings: iio: health: Fix max30100 I2C chip address in examplePeter Meerwald-Stadler
Should be in hex, not decimal or even octal Signed-off-by: Peter Meerwald-Stadler <pmeerw@pmeerw.net> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2017-10-14iio: Drop duplicate forward declarationLukas Wunner
Commit 5f420b42079c ("staging:iio: Add extended IIO channel info") added a forward declaration for struct iio_dev to <linux/iio/iio.h> but forgot to remove an existing forward declaration further down originating from commit 7ae8cf627558 ("staging: iio: chrdev.h rationalization"). Cc: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Lukas Wunner <lukas@wunner.de> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2017-10-14iio: proximity: Add rfd77402 driverPeter Meerwald-Stadler
Driver for RF Digital RFD77402 VCSEL (vertical-cavity surface-emitting laser) Time-of-Flight (ToF) sensor to measure distance up to 2 m with millimeter precision Signed-off-by: Peter Meerwald-Stadler <pmeerw@pmeerw.net> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2017-10-14Documentation: iio: Clarify meaning of IIO_DISTANCE channel typePeter Meerwald-Stadler
IIO_DISTANCE is used for two purposes: for pedometers to record the distance covered by a walker, and to measure the distance to an object IIO_DISTANCE is in meters while IIO_PROXIMITY is a unitless measure indirectly proportional to distance (higher value relates to a closer object) Signed-off-by: Peter Meerwald-Stadler <pmeerw@pmeerw.net> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2017-10-10dt-bindings: iio: accel: add LIS3DHH device bindingsLorenzo Bianconi
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@st.com> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2017-10-10iio: accel: add support to LIS3DHHLorenzo Bianconi
add support to STMicroelectronics LIS3DHH accel sensor http://www.st.com/resource/en/datasheet/lis3dhh.pdf Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@st.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2017-10-10iio: common: st_sensors: check odr address value in st_sensors_set_odr()Lorenzo Bianconi
Do not try to configure sample frequency if the sensor do not export odr register address in register map. That change will be used to properly support LIS3DHH accel sensor. Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@st.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>