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2022-05-19Merge tag 'iio-for-5.19a' of ↵Greg Kroah-Hartman106-772/+1494
https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into char-misc-next Jonathan writes: First set of IIO new device support, features and cleanup for 5.19 Usual mixed bag. Stand out this time is Andy Shevchenko's continuing effort to move drivers over the generic firmware interfaces. Device support * sprd,sc2720 - upm9620 binding addition. - Refactor and support for sc2720, sc2721 and sc2730. * ti,ads1015 - Refactor driver and add support for TLA2024. Device support (IDs only) * invensense,mpu6050 - Add ID for ICM-20608-D. * st,accel: - Add ID for lis302dl. * st,lsm6dsx - Add support for ASM330LHHX (can fallback to LSM6DSR.) Features * convert drivers to device properties - IIO core - adi,ad7266 - adi,adis16480 - adi,adxl355 - bosch,bmi160 - domintech,dmard06 - fsl,fxas21002c - invensense,mpu3050 - linear,ltc2983 - linear,ltc2632 - maxbotix,mb1232 - maxim,max31856 - maxim,max31865 - multiplexer - ping - rescale - taos,tsl2772 * core - Add runtime check on whether realbits fit in storagebits for each channel. * adi,ad_sigma_delta - Add sequencer support and relevant update_scan_mode callbacks for adi,ad7192 and adi,ad7124. Cleanup and minor fixes * MAINTAINERS - Update Lorenzo Bianconi's email address for IIO drivers. - Add entry for ad3552r and update maintainer in dt-binding doc. * tree-wide - Replace strtobool() with kstrtobool(). - Drop false OF dependencies. * core - Tidy up and document IIO modes. - Take iio_buffer_enabled() out of header allowing current_mode to be moved to the opaque structure. - As all kfifo buffers use the same mode value, drop that parameter and set it unconditionally. - White space fixes and similar. - Drop use of list iterator variable for list_for_each_entry_continue_reverse and use list_prepare_entry to restart. * sysfs-trigger - Replace use of 'found' variable with dedicate list iterator variable. * adi,ad7124 - Drop misleading shift. * adi,ad2s1210 - Remove redundant local variable assignment. * adi,adis16480 - Use local device pointer to reduce repetition. - Improve handling of clocks. * domintech,dmard09 - White space. * dummy driver - Improve error handling. * fsl,mma8452 - Add missing documentation of name element. * invensense,mpu3050 - Stop remove() returning non 0. * kionix,kxsd9 - White space. * linear,ltc2688 - Use local variable for struct device. - Combine of_node_put() error handling paths. * linear,ltc2983 - Avoid use of constants in messages where a define is available. * microchip,mcp4131 - Fix compatible in dt example. * pni,rm3100 - Stop directly accessing iio_dev->current_mode just to find out if the buffer is enabled. * renesas,rzg2l - Relax kconfig constraint to include newer devices. * sprd,sc27xx - Fix wrong scaling mask. - Improve the calibration values. * samsung,ssp - Replace a 'found' variable in favor of an explicit value that was found. * sensortek,stk3xx - Add proximity-near-level binding and driver support. * st,st_sensors: - Drop unused accel_type enum. - Return early in *_write_raw() - Drop unnecessary locking in _avail functions. - Add local lock to protect odr against concurrent updates allowing mlock to no longer be used outside of the core. - Use iio_device_claim_direct_mode() rather than racy checking of the current mode. * st,stmpe-adc - Fix checks on wait_for_completion_timeout(). - Allow use of of_device_id for matching. * st,stm32-dfsdm - Stop accessing iio_dev->current_mode to find out if the buffer is enabled (so we can hide that variable in the opaque structure) * st,vl53l0x - Fix checks on wait_for_completion_timeout. * ti,ads1015 - Add missing ID for ti,ads1115 in binding doc. - Convert from repeated chip ID look up to selecting static const data. - Switch to read_avail() callback. * ti,ads8688 - Use of_device_id for driver matching. * ti,palmas-adc - Drop a warning on minor calibration mismatch leading to slightly negative values after applying the calibration. * tag 'iio-for-5.19a' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio: (95 commits) iio: ti-ads8688: use of_device_id for OF matching iio: stmpe-adc: use of_device_id for OF matching dt-bindings: iio: Fix incorrect compatible strings in examples iio: gyro: mpu3050: Make mpu3050_common_remove() return void iio: dac: ltc2632: Make use of device properties iio: temperature: max31865: Make use of device properties iio: proximity: mb1232: Switch to use fwnode_irq_get() iio: imu: adis16480: Improve getting the optional clocks iio: imu: adis16480: Use temporary variable for struct device iio: imu: adis16480: Make use of device properties staging: iio: ad2s1210: remove redundant assignment to variable negative iio: adc: sc27xx: add support for PMIC sc2730 iio: adc: sc27xx: add support for PMIC sc2720 and sc2721 iio: adc: sc27xx: refactor some functions for support more PMiCs iio: adc: sc27xx: structure adjustment and optimization iio: adc: sc27xx: Fine tune the scale calibration values iio: adc: sc27xx: fix read big scale voltage not right dt-bindings:iio:adc: add sprd,ump9620-adc dt-binding iio: proximity: stk3310: Export near level property for proximity sensor dt-bindings: iio: light: stk33xx: Add proximity-near-level ...
2022-05-09nvmem: sfp: Add support for TA 2.1 devicesSean Anderson1-0/+6
This adds support for Trust Architecture (TA) 2.1 devices to the SFP driver. There are few differences between TA 2.1 and TA 3.0, especially for read-only support, so just re-use the existing data. Signed-off-by: Sean Anderson <sean.anderson@seco.com> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Link: https://lore.kernel.org/r/20220429162701.2222-17-srinivas.kandagatla@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-09nvmem: sfp: Use regmapSean Anderson2-8/+23
This converts the SFP driver to use regmap. This will allow easily supporting devices with different endians. We disallow byte-level access, as regmap_bulk_read doesn't support it (and it's unclear what the correct result would be when we have an endianness difference). Signed-off-by: Sean Anderson <sean.anderson@seco.com> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Link: https://lore.kernel.org/r/20220429162701.2222-16-srinivas.kandagatla@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-09nvmem: qfprom: using pm_runtime_resume_and_get instead of pm_runtime_get_syncMinghao Chi1-2/+1
Using pm_runtime_resume_and_get is more appropriate for simplifing code Reported-by: Zeal Robot <zealci@zte.com.cn> Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Link: https://lore.kernel.org/r/20220429162701.2222-10-srinivas.kandagatla@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-09nvmem: Add Apple eFuse driverSven Peter3-0/+94
Apple SoCs contain eFuses used to store factory-programmed data such as calibration values for the PCIe or the Type-C PHY. They are organized as 32bit values exposed as MMIO. Signed-off-by: Sven Peter <sven@svenpeter.dev> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Link: https://lore.kernel.org/r/20220429162701.2222-6-srinivas.kandagatla@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-09nvmem: brcm_nvram: find Device Tree nodes for NVMEM cellsRafał Miłecki1-0/+2
DT binding for Broadcom's NVRAM supports specifying NVMEM cells as NVMEM device (provider) subnodes. Look for such subnodes when collecing NVMEM cells. This allows NVMEM consumers to use NVRAM variables. Signed-off-by: Rafał Miłecki <rafal@milecki.pl> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Link: https://lore.kernel.org/r/20220429162701.2222-3-srinivas.kandagatla@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-09nvmem: core: support passing DT node in cell infoRafał Miłecki1-0/+1
Some hardware may have NVMEM cells described in Device Tree using individual nodes. Let drivers pass such nodes to the NVMEM subsystem so they can be later used by NVMEM consumers. Signed-off-by: Rafał Miłecki <rafal@milecki.pl> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Link: https://lore.kernel.org/r/20220429162701.2222-2-srinivas.kandagatla@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-09binder: additional transaction error logsCarlos Llamas1-4/+44
Log readable and specific error messages whenever a transaction failure happens. This will ensure better context is given to regular users about these unique error cases, without having to decode a cryptic log. Acked-by: Todd Kjos <tkjos@google.com> Acked-by: Christian Brauner (Microsoft) <brauner@kernel.org> Signed-off-by: Carlos Llamas <cmllamas@google.com> Link: https://lore.kernel.org/r/20220429235644.697372-6-cmllamas@google.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-09binder: convert logging macros into functionsCarlos Llamas1-12/+29
Converting binder_debug() and binder_user_error() macros into functions reduces the overall object size by 16936 bytes when cross-compiled with aarch64-linux-gnu-gcc 11.2.0: $ size drivers/android/binder.o.{old,new} text data bss dec hex filename 77935 6168 20264 104367 197af drivers/android/binder.o.old 65551 1616 20264 87431 15587 drivers/android/binder.o.new This is particularly beneficial to functions binder_transaction() and binder_thread_write() which repeatedly use these macros and are both part of the critical path for all binder transactions. $ nm --size vmlinux.{old,new} |grep ' binder_transaction$' 0000000000002f60 t binder_transaction 0000000000002358 t binder_transaction $ nm --size vmlinux.{old,new} |grep binder_thread_write 0000000000001c54 t binder_thread_write 00000000000014a8 t binder_thread_write Acked-by: Christian Brauner (Microsoft) <brauner@kernel.org> Acked-by: Todd Kjos <tkjos@google.com> Signed-off-by: Carlos Llamas <cmllamas@google.com> Link: https://lore.kernel.org/r/20220429235644.697372-5-cmllamas@google.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-09binderfs: add extended_error feature entryCarlos Llamas1-0/+8
Add extended_error to the binderfs feature list, to help userspace determine whether the BINDER_GET_EXTENDED_ERROR ioctl is supported by the binder driver. Reviewed-by: Christian Brauner (Microsoft) <brauner@kernel.org> Acked-by: Todd Kjos <tkjos@google.com> Signed-off-by: Carlos Llamas <cmllamas@google.com> Link: https://lore.kernel.org/r/20220429235644.697372-4-cmllamas@google.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-09binder: add BINDER_GET_EXTENDED_ERROR ioctlCarlos Llamas2-0/+63
Provide a userspace mechanism to pull precise error information upon failed operations. Extending the current error codes returned by the interfaces allows userspace to better determine the course of action. This could be for instance, retrying a failed transaction at a later point and thus offloading the error handling from the driver. Acked-by: Christian Brauner (Microsoft) <brauner@kernel.org> Acked-by: Todd Kjos <tkjos@google.com> Signed-off-by: Carlos Llamas <cmllamas@google.com> Link: https://lore.kernel.org/r/20220429235644.697372-3-cmllamas@google.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-09binder: add failed transaction logging infoCarlos Llamas1-2/+6
Make sure we log relevant information about failed transactions such as the target proc/thread, call type and transaction id. These details are particularly important when debugging userspace issues. Acked-by: Christian Brauner (Microsoft) <brauner@kernel.org> Acked-by: Todd Kjos <tkjos@google.com> Signed-off-by: Carlos Llamas <cmllamas@google.com> Link: https://lore.kernel.org/r/20220429235644.697372-2-cmllamas@google.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-09uio: dfl: add HSSI subsystem feature idMatthew Gerlach1-0/+2
Add the Device Feature List (DFL) feature id for the High Speed Serial Interface (HSSI) Subsystem to the table of ids supported by the uio_dfl driver. The HSSI Subsystem is a configurable set of IP blocks to be used as part of a Ethernet or PCS/FEC/PMA pipeline. Like the Ethernet group used by the N3000 card, the HSSI Subsystem does not fully implement a network device from a Linux netdev perspective and is controlled and monitored from user space software via the uio interface. The Feature ID table of DFL can be found: https://github.com/OPAE/dfl-feature-id Reviewed-by: Tom Rix <trix@redhat.com> Acked-by: Xu Yilun <yilun.xu@intel.com> Signed-off-by: Matthew Gerlach <matthew.gerlach@linux.intel.com> Signed-off-by: Tianfei Zhang <tianfei.zhang@intel.com> Link: https://lore.kernel.org/r/20220505094129.686535-1-tianfei.zhang@intel.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-09slimbus: qcom-ngd-ctrl: Use platform_get_irq() to get the interruptLad Prabhakar1-6/+4
platform_get_resource(pdev, IORESOURCE_IRQ, ..) relies on static allocation of IRQ resources in DT core code, this causes an issue when using hierarchical interrupt domains using "interrupts" property in the node as this bypasses the hierarchical setup and messes up the irq chaining. In preparation for removal of static setup of IRQ resource from DT core code use platform_get_irq(). Tested-By: Steev Klimaszewski <steev@kali.org> Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Link: https://lore.kernel.org/r/20220429165051.6187-2-srinivas.kandagatla@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-09bus: mhi: replace snprintf with sysfs_emitWan Jiabing1-4/+3
Fix following coccicheck warning: ./drivers/bus/mhi/host/init.c:89:8-16: WARNING: use scnprintf or sprintf Use sysfs_emit and sysfs_emit_at instead of snprintf. Reviewed-by: Kees Cook <keescook@chromium.org> Reviewed-by: Manivannan Sadhasivam <mani@kernel.org> Signed-off-by: Wan Jiabing <wanjiabing@vivo.com> Link: https://lore.kernel.org/r/20220426125902.681258-1-wanjiabing@vivo.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-09lkdtm: cfi: Fix type width for masking PAC bitsKees Cook1-1/+1
The masking for PAC bits wasn't handling 32-bit architectures correctly. Replace the u64 cast with uintptr_t. Link: https://lore.kernel.org/lkml/CAMuHMdVz-J-1ZQ08u0bsQihDkcRmEPrtX5B_oRJ+Ns5jrasnUw@mail.gmail.com Fixes: 2e53b877dc12 ("lkdtm: Add CFI_BACKWARD to test ROP mitigations") Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Arnd Bergmann <arnd@arndb.de> Reported-by: kernel test robot <lkp@intel.com> Reported-by: Geert Uytterhoeven <geert@linux-m68k.org> Tested-by: Geert Uytterhoeven <geert@linux-m68k.org> Tested-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Kees Cook <keescook@chromium.org> Link: https://lore.kernel.org/r/20220427001226.1224704-1-keescook@chromium.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-09misc: rtsx: set NULL intfdata when probe failsShuah Khan1-0/+1
rtsx_usb_probe() doesn't call usb_set_intfdata() to null out the interface pointer when probe fails. This leaves a stale pointer. Noticed the missing usb_set_intfdata() while debugging an unrelated invalid DMA mapping problem. Fix it with a call to usb_set_intfdata(..., NULL). Signed-off-by: Shuah Khan <skhan@linuxfoundation.org> Link: https://lore.kernel.org/r/20220429210913.46804-1-skhan@linuxfoundation.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-09altera-stapl: Use swap() instead of open coding itJiapeng Chong1-40/+16
Clean the following coccicheck warning: ./drivers/misc/altera-stapl/altera.c:955:51-52: WARNING opportunity for swap(). Reported-by: Abaci Robot <abaci@linux.alibaba.com> Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com> Link: https://lore.kernel.org/r/20220505081539.91575-1-jiapeng.chong@linux.alibaba.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-09misc: rtsx: add rts5261 efuse functionRicky WU1-53/+62
move rts5261_fetch_vendor_settings() to rts5261_init_from_hw() make sure it be called from S3 or D3 add more register setting when efuse is set read efuse setting to register on init flow Signed-off-by: Ricky Wu <Ricky_wu@realtek.com> Link: https://lore.kernel.org/r/18101ecb0f0749ccb9f564eda171ba40@realtek.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-02Merge 5.18-rc5 into char-misc-nextGreg Kroah-Hartman310-1985/+2976
We need the char-misc fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-01iio: ti-ads8688: use of_device_id for OF matchingKrzysztof Kozlowski1-0/+1
The of_device_id was added to allow module autoloading, but it should be also used to allow driver matching via Devicetree. This also fixes W=1 warning: drivers/iio/adc/ti-ads8688.c:501:34: error: ‘ads8688_of_match’ defined but not used [-Werror=unused-const-variable=] Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20220501103447.111392-2-krzysztof.kozlowski@linaro.org Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-05-01iio: stmpe-adc: use of_device_id for OF matchingKrzysztof Kozlowski1-6/+7
The of_device_id was added to allow module autoloading, but it should be also used to allow driver matching via Devicetree. This also fixes W=1 warning: drivers/iio/adc/stmpe-adc.c:357:34: error: ‘stmpe_adc_ids’ defined but not used [-Werror=unused-const-variable=] Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20220501103447.111392-1-krzysztof.kozlowski@linaro.org Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-05-01iio: gyro: mpu3050: Make mpu3050_common_remove() return voidUwe Kleine-König3-5/+5
This function (up to now) returns zero unconditionally, so there isn't any benefit of returning a value. Make it return void to be able to see at a glance that the return value of mpu3050_i2c_remove is always zero. This patch is a preparation for making i2c remove callbacks return void. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Link: https://lore.kernel.org/r/20220425191735.59032-1-u.kleine-koenig@pengutronix.de Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-05-01Merge tag 'irq_urgent_for_v5.18_rc5' of ↵Linus Torvalds1-1/+5
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull irq fix from Borislav Petkov: - Fix locking when accessing device MSI descriptors * tag 'irq_urgent_for_v5.18_rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: bus: fsl-mc-msi: Fix MSI descriptor mutex lock for msi_first_desc()
2022-04-30Merge tag 'driver-core-5.18-rc5' of ↵Linus Torvalds2-1/+20
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core Pull driver core fixes from Greg KH: "Here are some small driver core and kernfs fixes for some reported problems. They include: - kernfs regression that is causing oopses in 5.17 and newer releases - topology sysfs fixes for a few small reported problems. All of these have been in linux-next for a while with no reported issues" * tag 'driver-core-5.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: kernfs: fix NULL dereferencing in kernfs_remove topology: Fix up build warning in topology_is_visible() arch_topology: Do not set llc_sibling if llc_id is invalid topology: make core_mask include at least cluster_siblings topology/sysfs: Hide PPIN on systems that do not support it.
2022-04-30Merge tag 'char-misc-5.18-rc5' of ↵Linus Torvalds25-113/+148
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc Pull char/misc driver fixes from Greg KH: "Here are a small number of char/misc/other driver fixes for 5.18-rc5 Nothing major in here, this is mostly IIO driver fixes along with some other small things: - at25 driver fix for systems without a dma-able stack - phy driver fixes for reported issues - binder driver fixes for reported issues All of these have been in linux-next without any reported problems" * tag 'char-misc-5.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (31 commits) eeprom: at25: Use DMA safe buffers binder: Gracefully handle BINDER_TYPE_FDA objects with num_fds=0 binder: Address corner cases in deferred copy and fixup phy: amlogic: fix error path in phy_g12a_usb3_pcie_probe() iio: imu: inv_icm42600: Fix I2C init possible nack iio: dac: ltc2688: fix voltage scale read interconnect: qcom: sdx55: Drop IP0 interconnects interconnect: qcom: sc7180: Drop IP0 interconnects phy: ti: Add missing pm_runtime_disable() in serdes_am654_probe phy: mapphone-mdm6600: Fix PM error handling in phy_mdm6600_probe phy: ti: omap-usb2: Fix error handling in omap_usb2_enable_clocks bus: mhi: host: pci_generic: Flush recovery worker during freeze bus: mhi: host: pci_generic: Add missing poweroff() PM callback phy: ti: tusb1210: Fix an error handling path in tusb1210_probe() phy: samsung: exynos5250-sata: fix missing device put in probe error paths phy: samsung: Fix missing of_node_put() in exynos_sata_phy_probe phy: ti: Fix missing of_node_put in ti_pipe3_get_sysctrl() phy: ti: tusb1210: Make tusb1210_chg_det_states static iio:dac:ad3552r: Fix an IS_ERR() vs NULL check iio: sx9324: Fix default precharge internal resistance register ...
2022-04-30Merge tag 'tty-5.18-rc5' of ↵Linus Torvalds6-215/+293
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty Pull tty/serial fixes from Greg KH: "Here are some small serial driver fixes, and a larger number of GSM line discipline fixes for 5.18-rc5. These include: - lots of tiny n_gsm fixes for issues to resolve a number of reported problems. Seems that people are starting to actually use this code again. - 8250 driver fixes for some devices - imx serial driver fix - amba-pl011 driver fix All of these have been in linux-next for a while with no reported issues" * tag 'tty-5.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (27 commits) tty: n_gsm: fix sometimes uninitialized warning in gsm_dlci_modem_output() serial: 8250: Correct the clock for EndRun PTP/1588 PCIe device serial: 8250: Also set sticky MCR bits in console restoration tty: n_gsm: fix software flow control handling tty: n_gsm: fix invalid use of MSC in advanced option tty: n_gsm: fix broken virtual tty handling Revert "serial: sc16is7xx: Clear RS485 bits in the shutdown" tty: n_gsm: fix missing update of modem controls after DLCI open serial: 8250: Fix runtime PM for start_tx() for empty buffer serial: imx: fix overrun interrupts in DMA mode serial: amba-pl011: do not time out prematurely when draining tx fifo tty: n_gsm: fix incorrect UA handling tty: n_gsm: fix reset fifo race condition tty: n_gsm: fix missing tty wakeup in convergence layer type 2 tty: n_gsm: fix wrong signal octets encoding in MSC tty: n_gsm: fix wrong command frame length field encoding tty: n_gsm: fix wrong command retry handling tty: n_gsm: fix missing explicit ldisc flush tty: n_gsm: fix wrong DLCI release order tty: n_gsm: fix insufficient txframe size ...
2022-04-30Merge tag 'usb-5.18-rc5' of ↵Linus Torvalds26-44/+191
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb Pull USB fixes from Greg KH: "Here are a number of small USB driver fixes for 5.18-rc5 for some reported issues and new quirks. They include: - dwc3 driver fixes - xhci driver fixes - typec driver fixes - new usb-serial driver ids - added new USB devices to existing quirk tables - other tiny fixes All of these have been in linux-next for a while with no reported issues" * tag 'usb-5.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (31 commits) usb: phy: generic: Get the vbus supply usb: dwc3: gadget: Return proper request status usb: dwc3: pci: add support for the Intel Meteor Lake-P usb: dwc3: core: Only handle soft-reset in DCTL usb: gadget: configfs: clear deactivation flag in configfs_composite_unbind() usb: misc: eud: Fix an error handling path in eud_probe() usb: core: Don't hold the device lock while sleeping in do_proc_control() usb: dwc3: Try usb-role-switch first in dwc3_drd_init usb: dwc3: core: Fix tx/rx threshold settings usb: mtu3: fix USB 3.0 dual-role-switch from device to host xhci: Enable runtime PM on second Alderlake controller usb: dwc3: fix backwards compat with rockchip devices dt-bindings: usb: samsung,exynos-usb2: add missing required reg usb: misc: fix improper handling of refcount in uss720_probe() USB: Fix ehci infinite suspend-resume loop issue in zhaoxin usb: typec: tcpm: Fix undefined behavior due to shift overflowing the constant usb: typec: rt1719: Fix build error without CONFIG_POWER_SUPPLY usb: typec: ucsi: Fix role swapping usb: typec: ucsi: Fix reuse of completion structure usb: xhci: tegra:Fix PM usage reference leak of tegra_xusb_unpowergate_partitions ...
2022-04-30Merge tag 'scsi-fixes' of ↵Linus Torvalds1-5/+5
git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi Pull SCSI fix from James Bottomley: "One fix for an endless error loop with the target driver affecting tapes" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: scsi: target: pscsi: Set SCF_TREAT_READ_AS_NORMAL flag only if there is valid data
2022-04-29Merge tag 'soc-fixes-5.18-3' of ↵Linus Torvalds6-19/+67
git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc Pull ARM SoC fixes from Arnd Bergmann: - A fix for a regression caused by the previous set of bugfixes changing tegra and at91 pinctrl properties. More work is needed to figure out what this should actually be, but a revert makes it work for the moment. - Defconfig regression fixes for tegra after renamed symbols - Build-time warning and static checker fixes for imx, op-tee, sunxi, meson, at91, and omap - More at91 DT fixes for audio, regulator and spi nodes - A regression fix for Renesas Hyperflash memory probe - A stability fix for amlogic boards, modifying the allowed cpufreq states - Multiple fixes for system suspend on omap2+ - DT fixes for various i.MX bugs - A probe error fix for imx6ull-colibri MMC - A MAINTAINERS file entry for samsung bug reports * tag 'soc-fixes-5.18-3' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (42 commits) Revert "arm: dts: at91: Fix boolean properties with values" bus: sunxi-rsb: Fix the return value of sunxi_rsb_device_create() Revert "arm64: dts: tegra: Fix boolean properties with values" arm64: dts: imx8mn-ddr4-evk: Describe the 32.768 kHz PMIC clock ARM: dts: imx6ull-colibri: fix vqmmc regulator MAINTAINERS: add Bug entry for Samsung and memory controller drivers memory: renesas-rpc-if: Fix HF/OSPI data transfer in Manual Mode ARM: dts: logicpd-som-lv: Fix wrong pinmuxing on OMAP35 ARM: dts: am3517-evm: Fix misc pinmuxing ARM: dts: am33xx-l4: Add missing touchscreen clock properties ARM: dts: Fix mmc order for omap3-gta04 ARM: dts: at91: fix pinctrl phandles ARM: dts: at91: sama5d4_xplained: fix pinctrl phandle name ARM: dts: at91: Describe regulators on at91sam9g20ek ARM: dts: at91: Map MCLK for wm8731 on at91sam9g20ek ARM: dts: at91: Fix boolean properties with values ARM: dts: at91: use generic node name for dataflash ARM: dts: at91: align SPI NOR node name with dtschema ARM: dts: at91: sama7g5ek: Align the impedance of the QSPI0's HSIO and PCB lines ARM: dts: at91: sama7g5ek: enable pull-up on flexcom3 console lines ...
2022-04-29Merge tag 'clk-fixes-for-linus' of ↵Linus Torvalds4-32/+169
git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux Pull clk fixes from Stephen Boyd: "A semi-large pile of clk driver fixes this time around. Nothing is touching the core so these fixes are fairly well contained to specific devices that use these clk drivers. - Some Allwinner SoC fixes to gracefully handle errors and mark an RTC clk as critical so that the RTC keeps ticking. - Fix AXI bus clks and RTC clk design for Microchip PolarFire SoC driver introduced this cycle. This has some devicetree bits acked by riscv maintainers. We're fixing it now so that the prior bindings aren't released in a major kernel version. - Remove a reset on Microchip PolarFire SoCs that broke when enabling CONFIG_PM. - Set a min/max for the Qualcomm graphics clk. This got broken by the clk rate range patches introduced this cycle" * tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux: clk: sunxi: sun9i-mmc: check return value after calling platform_get_resource() clk: sunxi-ng: sun6i-rtc: Mark rtc-32k as critical riscv: dts: microchip: reparent mpfs clocks clk: microchip: mpfs: add RTCREF clock control clk: microchip: mpfs: re-parent the configurable clocks dt-bindings: rtc: add refclk to mpfs-rtc dt-bindings: clk: mpfs: add defines for two new clocks dt-bindings: clk: mpfs document msspll dri registers riscv: dts: microchip: fix usage of fic clocks on mpfs clk: microchip: mpfs: mark CLK_ATHENA as critical clk: microchip: mpfs: fix parents for FIC clocks clk: qcom: clk-rcg2: fix gfx3d frequency calculation clk: microchip: mpfs: don't reset disabled peripherals clk: sunxi-ng: fix not NULL terminated coccicheck error
2022-04-29Merge tag 'random-5.18-rc5-for-linus' of ↵Linus Torvalds1-1/+8
git://git.kernel.org/pub/scm/linux/kernel/git/crng/random Pull random number generator fixes from Jason Donenfeld: - Eric noticed that the memmove() in crng_fast_key_erasure() was bogus, so this has been changed to a memcpy() and the confusing situation clarified with a detailed comment. - [Half]SipHash documentation updates from Bagas and Eric, after Eric pointed out that the use of HalfSipHash in random.c made a bit of the text potentially misleading. * tag 'random-5.18-rc5-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/crng/random: Documentation: siphash: disambiguate HalfSipHash algorithm from hsiphash functions Documentation: siphash: enclose HalfSipHash usage example in the literal block Documentation: siphash: convert danger note to warning for HalfSipHash random: document crng_fast_key_erasure() destination possibility
2022-04-29misc/pvpanic: Convert regular spinlock into trylock on panic pathGuilherme G. Piccoli1-2/+8
The pvpanic driver relies on panic notifiers to execute a callback on panic event. Such function is executed in atomic context - the panic function disables local IRQs, preemption and all other CPUs that aren't running the panic code. With that said, it's dangerous to use regular spinlocks in such path, as introduced by commit b3c0f8774668 ("misc/pvpanic: probe multiple instances"). This patch fixes that by replacing regular spinlocks with the trylock safer approach. It also fixes an old comment (about a long gone framebuffer code) and the notifier priority - we should execute hypervisor notifiers early, deferring this way the panic action to the hypervisor, as expected by the users that are setting up pvpanic. Fixes: b3c0f8774668 ("misc/pvpanic: probe multiple instances") Cc: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Cc: Mihai Carabas <mihai.carabas@oracle.com> Cc: Shile Zhang <shile.zhang@linux.alibaba.com> Cc: Wang ShaoBo <bobo.shaobowang@huawei.com> Cc: zhenwei pi <pizhenwei@bytedance.com> Signed-off-by: Guilherme G. Piccoli <gpiccoli@igalia.com> Link: https://lore.kernel.org/r/20220427224924.592546-6-gpiccoli@igalia.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-04-29Merge tag 'imx-fixes-5.18-2' of ↵Arnd Bergmann1-1/+1
git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into arm/fixes i.MX fixes for 5.18, 2nd round: - Fix one sparse warning on imx-weim driver. - Fix vqmmc regulator to get UHS-I mode work on imx6ull-colibri board. - Add missing 32.768 kHz PMIC clock for imx8mn-ddr4-evk board to fix bd718xx-clk probe error. * tag 'imx-fixes-5.18-2' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux: arm64: dts: imx8mn-ddr4-evk: Describe the 32.768 kHz PMIC clock ARM: dts: imx6ull-colibri: fix vqmmc regulator bus: imx-weim: make symbol 'weim_of_notifier' static Link: https://lore.kernel.org/r/20220426013427.GB14615@dragon Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2022-04-29Merge tag 'sunxi-fixes-for-5.18-1' of ↵Arnd Bergmann1-0/+2
git://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux into arm/fixes Fix return value in RSB bus driver * tag 'sunxi-fixes-for-5.18-1' of git://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux: bus: sunxi-rsb: Fix the return value of sunxi_rsb_device_create() Link: https://lore.kernel.org/r/Ymbkd+/dDmRJz66w@kista.localdomain Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2022-04-28Merge tag 'drm-fixes-2022-04-29' of git://anongit.freedesktop.org/drm/drmLinus Torvalds14-155/+195
Pull drm fixes from Dave Airlie: "Another relatively quiet week, amdgpu leads the way, some i915 display fixes, and a single sunxi fix. amdgpu: - Runtime pm fix - DCN memory leak fix in error path - SI DPM deadlock fix - S0ix fix amdkfd: - GWS fix - GWS support for CRIU i915: - Fix #5284: Backlight control regression on XMG Core 15 e21 - Fix black display plane on Acer One AO532h - Two smaller display fixes sunxi: - Single fix removing applying PHYS_OFFSET twice" * tag 'drm-fixes-2022-04-29' of git://anongit.freedesktop.org/drm/drm: drm/amdgpu: keep mmhub clock gating being enabled during s2idle suspend drm/amd/pm: fix the deadlock issue observed on SI drm/amd/display: Fix memory leak in dcn21_clock_source_create drm/amdgpu: don't runtime suspend if there are displays attached (v3) drm/amdkfd: CRIU add support for GWS queues drm/amdkfd: Fix GWS queue count drm/sun4i: Remove obsolete references to PHYS_OFFSET drm/i915/fbc: Consult hw.crtc instead of uapi.crtc drm/i915: Fix SEL_FETCH_PLANE_*(PIPE_B+) register addresses drm/i915: Check EDID for HDR static metadata when choosing blc drm/i915: Fix DISP_POS_Y and DISP_HEIGHT defines
2022-04-29Merge tag 'amd-drm-fixes-5.18-2022-04-27' of ↵Dave Airlie10-140/+165
https://gitlab.freedesktop.org/agd5f/linux into drm-fixes amd-drm-fixes-5.18-2022-04-27: amdgpu: - Runtime pm fix - DCN memory leak fix in error path - SI DPM deadlock fix - S0ix fix amdkfd: - GWS fix - GWS support for CRIU Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexander.deucher@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20220428023232.5794-1-alexander.deucher@amd.com
2022-04-29Merge tag 'drm-intel-fixes-2022-04-28' of ↵Dave Airlie3-12/+30
git://anongit.freedesktop.org/drm/drm-intel into drm-fixes - Fix #5284: Backlight control regression on XMG Core 15 e21 - Fix black display plane on Acer One AO532h - Two smaller display fixes Signed-off-by: Dave Airlie <airlied@redhat.com> From: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/Ymotel5VfZUrJahf@jlahtine-mobl.ger.corp.intel.com
2022-04-29Merge tag 'drm-misc-fixes-2022-04-27' of ↵Dave Airlie1-3/+0
git://anongit.freedesktop.org/drm/drm-misc into drm-fixes drm-misc-fixes for v5.18-rc5: - Single fix removing applying PHYS_OFFSET twice in sunxi. Signed-off-by: Dave Airlie <airlied@redhat.com> From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/f692bb62-5620-1868-91b7-dffb8d6f9175@linux.intel.com
2022-04-28Merge tag 'net-5.18-rc5' of ↵Linus Torvalds26-208/+188
git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net Pull networking fixes from Jakub Kicinski: "Including fixes from bluetooth, bpf and netfilter. Current release - new code bugs: - bridge: switchdev: check br_vlan_group() return value - use this_cpu_inc() to increment net->core_stats, fix preempt-rt Previous releases - regressions: - eth: stmmac: fix write to sgmii_adapter_base Previous releases - always broken: - netfilter: nf_conntrack_tcp: re-init for syn packets only, resolving issues with TCP fastopen - tcp: md5: fix incorrect tcp_header_len for incoming connections - tcp: fix F-RTO may not work correctly when receiving DSACK - tcp: ensure use of most recently sent skb when filling rate samples - tcp: fix potential xmit stalls caused by TCP_NOTSENT_LOWAT - virtio_net: fix wrong buf address calculation when using xdp - xsk: fix forwarding when combining copy mode with busy poll - xsk: fix possible crash when multiple sockets are created - bpf: lwt: fix crash when using bpf_skb_set_tunnel_key() from bpf_xmit lwt hook - sctp: null-check asoc strreset_chunk in sctp_generate_reconf_event - wireguard: device: check for metadata_dst with skb_valid_dst() - netfilter: update ip6_route_me_harder to consider L3 domain - gre: make o_seqno start from 0 in native mode - gre: switch o_seqno to atomic to prevent races in collect_md mode Misc: - add Eric Dumazet to networking maintainers - dt: dsa: realtek: remove realtek,rtl8367s string - netfilter: flowtable: Remove the empty file" * tag 'net-5.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (65 commits) tcp: fix F-RTO may not work correctly when receiving DSACK Revert "ibmvnic: Add ethtool private flag for driver-defined queue limits" net: enetc: allow tc-etf offload even with NETIF_F_CSUM_MASK ixgbe: ensure IPsec VF<->PF compatibility MAINTAINERS: Update BNXT entry with firmware files netfilter: nft_socket: only do sk lookups when indev is available net: fec: add missing of_node_put() in fec_enet_init_stop_mode() bnx2x: fix napi API usage sequence tls: Skip tls_append_frag on zero copy size Add Eric Dumazet to networking maintainers netfilter: conntrack: fix udp offload timeout sysctl netfilter: nf_conntrack_tcp: re-init for syn packets only net: dsa: lantiq_gswip: Don't set GSWIP_MII_CFG_RMII_CLK net: Use this_cpu_inc() to increment net->core_stats Bluetooth: hci_sync: Cleanup hci_conn if it cannot be aborted Bluetooth: hci_event: Fix creating hci_conn object on error status Bluetooth: hci_event: Fix checking for invalid handle on error status ice: fix use-after-free when deinitializing mailbox snapshot ice: wait 5 s for EMP reset after firmware flash ice: Protect vf_state check by cfg_lock in ice_vc_process_vf_msg() ...
2022-04-28Merge tag 'thermal-5.18-rc5' of ↵Linus Torvalds4-9/+7
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull thermal control fixes from Rafael Wysocki: "These take back recent chages that started to confuse users and fix up an attr.show callback prototype in a driver. Specifics: - Stop warning about deprecation of the userspace thermal governor and cooling device status interface, because there are cases in which user space has to drive thermal management with the help of them (Daniel Lezcano) - Fix attr.show callback prototype in the int340x thermal driver (Kees Cook)" * tag 'thermal-5.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: thermal/governor: Remove deprecated information Revert "thermal/core: Deprecate changing cooling device state from userspace" thermal: int340x: Fix attr.show callback prototype
2022-04-28Merge tag 'pm-5.18-rc5' of ↵Linus Torvalds3-26/+75
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull power management fixes from Rafael Wysocki: "These fix up recent intel_idle driver changes and fix some ARM cpufreq driver issues. Specifics: - Fix issues with the Qualcomm's cpufreq driver (Dmitry Baryshkov, Vladimir Zapolskiy). - Fix memory leak with the Sun501 driver (Xiaobing Luo). - Make intel_idle enable C1E promotion on all CPUs when C1E is preferred to C1 (Artem Bityutskiy). - Make C6 optimization on Sapphire Rapids added recently work as expected if both C1E and C1 are "preferred" (Artem Bityutskiy)" * tag 'pm-5.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: intel_idle: Fix SPR C6 optimization intel_idle: Fix the 'preferred_cstates' module parameter cpufreq: qcom-cpufreq-hw: Clear dcvs interrupts cpufreq: fix memory leak in sun50i_cpufreq_nvmem_probe cpufreq: qcom-cpufreq-hw: Fix throttle frequency value on EPSS platforms cpufreq: qcom-hw: provide online/offline operations cpufreq: qcom-hw: fix the opp entries refcounting cpufreq: qcom-hw: fix the race between LMH worker and cpuhp cpufreq: qcom-hw: drop affinity hint before freeing the IRQ
2022-04-28Merge tag 'acpi-5.18-rc5' of ↵Linus Torvalds1-6/+2
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull ACPI fixes from Rafael WysockiL "These fix up the ACPI processor driver after a change made during the 5.16 cycle that inadvertently broke falling back to shallower C-states when C3 cannot be used. Specifics: - Make the ACPI processor driver avoid falling back to C3 type of C-states when C3 cannot be requested (Ville Syrjälä) - Revert a quirk that is not necessary any more after fixing the underlying issue properly (Ville Syrjälä)" * tag 'acpi-5.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: Revert "ACPI: processor: idle: fix lockup regression on 32-bit ThinkPad T40" ACPI: processor: idle: Avoid falling back to C3 type C-states
2022-04-28iio: dac: ltc2632: Make use of device propertiesAndy Shevchenko1-3/+3
Convert the module to be property provider agnostic and allow it to be used on non-OF platforms. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20220413192203.46704-1-andriy.shevchenko@linux.intel.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-04-28iio: temperature: max31865: Make use of device propertiesAndy Shevchenko1-1/+3
Convert the module to be property provider agnostic and allow it to be used on non-OF platforms. Add mod_devicetable.h include. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20220413185335.21743-1-andriy.shevchenko@linux.intel.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-04-28iio: proximity: mb1232: Switch to use fwnode_irq_get()Andy Shevchenko1-3/+5
We have OF-centric variant of fwnode_irq_get() in the driver. Replace it with a call to an agnostic implementation. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Acked-by: Andreas Klinger <ak@it-klinger.de> Link: https://lore.kernel.org/r/20220413183123.20292-1-andriy.shevchenko@linux.intel.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-04-28iio: imu: adis16480: Improve getting the optional clocksAndy Shevchenko1-16/+10
The extended clocks are optional and may not be present for some configurations supported by this driver. Nevertheless, in case the clock is provided but some error happens during its getting, that error handling should be done properly. Use devm_clk_get_optional() API and report possible errors using dev_err_probe() to handle properly -EPROBE_DEFER error. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Nuno Sá <nuno.sa@analog.com> Tested-by: Nuno Sá <nuno.sa@analog.com> Link: https://lore.kernel.org/r/20220414131559.24694-3-andriy.shevchenko@linux.intel.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-04-28iio: imu: adis16480: Use temporary variable for struct deviceAndy Shevchenko1-23/+23
Use temporary variable for struct device to make code neater. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Nuno Sá <nuno.sa@analog.com> Tested-by: Nuno Sá <nuno.sa@analog.com> Link: https://lore.kernel.org/r/20220414131559.24694-2-andriy.shevchenko@linux.intel.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-04-28iio: imu: adis16480: Make use of device propertiesAndy Shevchenko1-13/+14
Convert the module to be property provider agnostic and allow it to be used on non-OF platforms. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Nuno Sá <nuno.sa@analog.com> Tested-by: Nuno Sá <nuno.sa@analog.com> Link: https://lore.kernel.org/r/20220414131559.24694-1-andriy.shevchenko@linux.intel.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2022-04-28staging: iio: ad2s1210: remove redundant assignment to variable negativeColin Ian King1-1/+0
Variable negative is being assigned a value that is never read, it is being re-assigned later. The assignment is redundant and can be removed. Cleans up clang scan build warning: drivers/staging/iio/resolver/ad2s1210.c:502:3: warning: Value stored to 'negative' is never read [deadcode.DeadStores] Signed-off-by: Colin Ian King <colin.i.king@gmail.com> Link: https://lore.kernel.org/r/20220418134603.81336-1-colin.i.king@gmail.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>