Commit Graph

6820 Commits

Author SHA1 Message Date
Linus Torvalds 71a5cc28e8 - Core Frameworks
- Add support for Software Nodes to MFD Core
    - Remove support for Device Properties from MFD Core
    - Use standard APIs in MFD Core
 
  - New Drivers
    - Add support for ROHM BD9576MUF and BD9573MUF PMICs
    - Add support for Netronix Embedded Controller, PWM and RTC
    - Add support for Actions Semi ATC260x PMICs and OnKey
 
  - New Device Support
    - Add support for DG1 PCIe Graphics Card to Intel PMT
    - Add support for ROHM BD71815 PMIC to ROHM BD71828
    - Add support for Tolino Shine 2 HD to Netronix Embedded Controller
    - Add support for AX10 BMC Secure Updates to Intel M10 BMC
 
  - Removed Device Support
    - Remove Arizona Extcon support from MFD
    - Remove ST-E AB8500 Power Supply code from MFD
    - Remove AB3100 altogether
 
  - New Functionality
    - Add support for SMBus and I2C modes to Dialog DA9063
    - Switch to using Software Nodes in Intel (various)
 
  - New/converted Device Tree bindings; rohm,bd71815-pmic, rohm,bd9576-pmic,
                                        netronix,ntxec, actions,atc260x,
 				       ricoh,rn5t618, qcom-pm8xxx
 
 - Fix-ups
    - Fix error handling/path; intel_pmt
    - Simplify code; rohm-bd718x7, ab8500-core, intel-m10-bmc
    - Trivial clean-ups (reordering, spelling); rohm-generic, rn5t618, max8997
    - Use correct data-type; db8500-prcmu
    - Remove superfluous code; lp87565, intel_quark_i2c_gpi, lpc_sch, twl
    - Use generic APIs/defines; lm3533-core, intel_quark_i2c_gpio
    - Regmap related fix-ups; intel-m10-bmc, sec-core
    - Reorder resource freeing during remove; intel_quark_i2c_gpio
    - Make table indexing more robust; intel_quark_i2c_gpio
    - Fix reference imbalances; arizona-irq
    - Staticify and (un)constify things; arizona-spi, stmpe, ene-kb3930,
                                         intel-lpss-acpi, intel-lpss-pci,
                                         atc260x-i2c, intel_quark_i2c_gpio
 
  - Bug Fixes
    - Fix incorrect (register) values; intel-m10-bmc
    - Kconfig related fixes; ABX500_CORE
    - Do not clear the Auto Reload Register; stm32-timers
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Merge tag 'mfd-next-5.13' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

Pull MFD updates from Lee Jones:
 "Core Framework:
   - Add support for Software Nodes to MFD Core
   - Remove support for Device Properties from MFD Core
   - Use standard APIs in MFD Core

  New Drivers:
   - Add support for ROHM BD9576MUF and BD9573MUF PMICs
   - Add support for Netronix Embedded Controller, PWM and RTC
   - Add support for Actions Semi ATC260x PMICs and OnKey

  New Device Support:
   - Add support for DG1 PCIe Graphics Card to Intel PMT
   - Add support for ROHM BD71815 PMIC to ROHM BD71828
   - Add support for Tolino Shine 2 HD to Netronix Embedded Controller
   - Add support for AX10 BMC Secure Updates to Intel M10 BMC

  Removed Device Support:
   - Remove Arizona Extcon support from MFD
   - Remove ST-E AB8500 Power Supply code from MFD
   - Remove AB3100 altogether

  New Functionality:
   - Add support for SMBus and I2C modes to Dialog DA9063
   - Switch to using Software Nodes in Intel (various)

  New/converted Device Tree bindings:
   - rohm bd71815-pmic, rohm bd9576-pmic, netronix ntxec, actions
     atc260x, ricoh rn5t618, qcom pm8xxx

- Fix-ups:
   - Fix error handling/path; intel_pmt
   - Simplify code; rohm-bd718x7, ab8500-core, intel-m10-bmc
   - Trivial clean-ups (reordering, spelling); rohm-generic, rn5t618,
     max8997
   - Use correct data-type; db8500-prcmu
   - Remove superfluous code; lp87565, intel_quark_i2c_gpi, lpc_sch, twl
   - Use generic APIs/defines; lm3533-core, intel_quark_i2c_gpio
   - Regmap related fix-ups; intel-m10-bmc, sec-core
   - Reorder resource freeing during remove; intel_quark_i2c_gpio
   - Make table indexing more robust; intel_quark_i2c_gpio
   - Fix reference imbalances; arizona-irq
   - Staticify and (un)constify things; arizona-spi, stmpe, ene-kb3930,
     intel-lpss-acpi, intel-lpss-pci, atc260x-i2c, intel_quark_i2c_gpio

  Bug Fixes:
   - Fix incorrect (register) values; intel-m10-bmc
   - Kconfig related fixes; ABX500_CORE
   - Do not clear the Auto Reload Register; stm32-timers"

* tag 'mfd-next-5.13' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (84 commits)
  mfd: intel-m10-bmc: Add support for MAX10 BMC Secure Updates
  Revert "mfd: max8997: Add of_compatible to Extcon and Charger mfd_cell"
  mfd: twl: Remove unused inline function twl4030charger_usb_en()
  dt-bindings: mfd: Convert pm8xxx bindings to yaml
  dt-bindings: mfd: Add compatible for pmk8350 rtc
  i2c: designware: Get rid of legacy platform data
  mfd: intel_quark_i2c_gpio: Convert I²C to use software nodes
  mfd: lpc_sch: Partially revert "Add support for Intel Quark X1000"
  mfd: arizona: Fix rumtime PM imbalance on error
  mfd: max8997: Replace 8998 with 8997
  mfd: core: Use acpi_find_child_device() for child devices lookup
  mfd: intel_quark_i2c_gpio: Don't play dirty trick with const
  mfd: intel_quark_i2c_gpio: Enable MSI interrupt
  mfd: intel_quark_i2c_gpio: Reuse BAR definitions for MFD cell indexing
  mfd: ntxec: Support for EC in Tolino Shine 2 HD
  mfd: stm32-timers: Avoid clearing auto reload register
  mfd: intel_quark_i2c_gpio: Replace I²C speeds with descriptive definitions
  mfd: intel_quark_i2c_gpio: Remove unused struct device member
  mfd: intel_quark_i2c_gpio: Unregister resources in reversed order
  mfd: Kconfig: ABX500_CORE should depend on ARCH_U8500
  ...
2021-04-28 15:59:13 -07:00
Linus Torvalds 37f00ab4a0 ARM: SoC drivers for v5.13
Updates for SoC specific drivers include a few subsystems that
 have their own maintainers but send them through the soc tree:
 
 TEE/OP-TEE:
  -  Add tracepoints around calls to secure world
 
 Memory controller drivers:
  - Minor fixes for Renesas, Exynos, Mediatek and Tegra platforms
  - Add debug statistics to Tegra20 memory controller
  - Update Tegra bindings and convert to dtschema
 
 ARM SCMI Firmware:
  - Support for modular SCMI protocols and vendor specific extensions
  - New SCMI IIO driver
  - Per-cpu DVFS
 
 The other driver changes are all from the platform maintainers
 directly and reflect the drivers that don't fit into any other
 subsystem as well as treewide changes for a particular platform.
 
 SoCFPGA:
  - Various cleanups contributed by Krzysztof Kozlowski
 
 Mediatek:
  - add MT8183 support to mutex driver
  - MMSYS: use per SoC array to describe the possible routing
  - add MMSYS support for MT8183 and MT8167
  - add support for PMIC wrapper with integrated arbiter
  - add support for MT8192/MT6873
 
 Tegra:
  - Bug fixes to PMC and clock drivers
 
 NXP/i.MX:
  - Update SCU power domain driver to keep console domain power on.
  - Add missing ADC1 power domain to SCU power domain driver.
  - Update comments for single global power domain in SCU power domain
    driver.
  - Add i.MX51/i.MX53 unique id support to i.MX SoC driver.
 
 NXP/FSL SoC driver updates for v5.13
  - Add ACPI support for RCPM driver
  - Use generic io{read,write} for QE drivers after performance optimized
    for PowerPC
  - Fix QBMAN probe to cleanup HW states correctly for kexec
  - Various cleanup and style fix for QBMAN/QE/GUTS drivers
 
 OMAP:
  - Preparation to use devicetree for genpd
  - ti-sysc needs iorange check improved when the interconnect target module
    has no control registers listed
  - ti-sysc needs to probe l4_wkup and l4_cfg interconnects first to avoid
    issues with missing resources and unnecessary deferred probe
  - ti-sysc debug option can now detect more devices
  - ti-sysc now warns if an old incomplete devicetree data is found as we
    now rely on it being complete for am3 and 4
  - soc init code needs to check for prcm and prm nodes for omap4/5 and dra7
  - omap-prm driver needs to enable autoidle retention support for omap4
  - omap5 clocks are missing gpmc and ocmc clock registers
  - pci-dra7xx now needs to use builtin_platform_driver instead of using
    builtin_platform_driver_probe for deferred probe to work
 
 Raspberry Pi:
  - Fix-up all RPi firmware drivers so as for unbind to happen in an
    orderly fashion
  - Support for RPi's PoE hat PWM bus
 
 Qualcomm
  - Improved detection for SCM calling conventions
  - Support for OEM specific wifi firmware path
  - Added drivers for SC7280/SM8350: RPMH, LLCC< AOSS QMP
 
 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Merge tag 'arm-drivers-5.13' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC driver updates from Arnd Bergmann:
 "Updates for SoC specific drivers include a few subsystems that have
  their own maintainers but send them through the soc tree:

  TEE/OP-TEE:
   - Add tracepoints around calls to secure world

  Memory controller drivers:
   - Minor fixes for Renesas, Exynos, Mediatek and Tegra platforms
   - Add debug statistics to Tegra20 memory controller
   - Update Tegra bindings and convert to dtschema

  ARM SCMI Firmware:
   - Support for modular SCMI protocols and vendor specific extensions
   - New SCMI IIO driver
   - Per-cpu DVFS

  The other driver changes are all from the platform maintainers
  directly and reflect the drivers that don't fit into any other
  subsystem as well as treewide changes for a particular platform.

  SoCFPGA:
   - Various cleanups contributed by Krzysztof Kozlowski

  Mediatek:
   - add MT8183 support to mutex driver
   - MMSYS: use per SoC array to describe the possible routing
   - add MMSYS support for MT8183 and MT8167
   - add support for PMIC wrapper with integrated arbiter
   - add support for MT8192/MT6873

  Tegra:
   - Bug fixes to PMC and clock drivers

  NXP/i.MX:
   - Update SCU power domain driver to keep console domain power on.
   - Add missing ADC1 power domain to SCU power domain driver.
   - Update comments for single global power domain in SCU power domain
     driver.
   - Add i.MX51/i.MX53 unique id support to i.MX SoC driver.

  NXP/FSL SoC driver updates for v5.13
   - Add ACPI support for RCPM driver
   - Use generic io{read,write} for QE drivers after performance
     optimized for PowerPC
   - Fix QBMAN probe to cleanup HW states correctly for kexec
   - Various cleanup and style fix for QBMAN/QE/GUTS drivers

  OMAP:
   - Preparation to use devicetree for genpd
   - ti-sysc needs iorange check improved when the interconnect target
     module has no control registers listed
   - ti-sysc needs to probe l4_wkup and l4_cfg interconnects first to
     avoid issues with missing resources and unnecessary deferred probe
   - ti-sysc debug option can now detect more devices
   - ti-sysc now warns if an old incomplete devicetree data is found as
     we now rely on it being complete for am3 and 4
   - soc init code needs to check for prcm and prm nodes for omap4/5 and
     dra7
   - omap-prm driver needs to enable autoidle retention support for
     omap4
   - omap5 clocks are missing gpmc and ocmc clock registers
   - pci-dra7xx now needs to use builtin_platform_driver instead of
     using builtin_platform_driver_probe for deferred probe to work

  Raspberry Pi:
   - Fix-up all RPi firmware drivers so as for unbind to happen in an
     orderly fashion
   - Support for RPi's PoE hat PWM bus

  Qualcomm
   - Improved detection for SCM calling conventions
   - Support for OEM specific wifi firmware path
   - Added drivers for SC7280/SM8350: RPMH, LLCC< AOSS QMP"

* tag 'arm-drivers-5.13' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (165 commits)
  soc: aspeed: fix a ternary sign expansion bug
  memory: mtk-smi: Add device-link between smi-larb and smi-common
  memory: samsung: exynos5422-dmc: handle clk_set_parent() failure
  memory: renesas-rpc-if: fix possible NULL pointer dereference of resource
  clk: socfpga: fix iomem pointer cast on 64-bit
  soc: aspeed: Adapt to new LPC device tree layout
  pinctrl: aspeed-g5: Adapt to new LPC device tree layout
  ipmi: kcs: aspeed: Adapt to new LPC DTS layout
  ARM: dts: Remove LPC BMC and Host partitions
  dt-bindings: aspeed-lpc: Remove LPC partitioning
  soc: fsl: enable acpi support in RCPM driver
  soc: qcom: mdt_loader: Detect truncated read of segments
  soc: qcom: mdt_loader: Validate that p_filesz < p_memsz
  soc: qcom: pdr: Fix error return code in pdr_register_listener
  firmware: qcom_scm: Fix kernel-doc function names to match
  firmware: qcom_scm: Suppress sysfs bind attributes
  firmware: qcom_scm: Workaround lack of "is available" call on SC7180
  firmware: qcom_scm: Reduce locking section for __get_convention()
  firmware: qcom_scm: Make __qcom_scm_is_call_available() return bool
  Revert "soc: fsl: qe: introduce qe_io{read,write}* wrappers"
  ...
2021-04-26 12:11:52 -07:00
Linus Torvalds 1df01322f0 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input fixes from Dmitry Torokhov:
 "Just a few driver fixes here"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
  Input: elants_i2c - drop zero-checking of ABS_MT_TOUCH_MAJOR resolution
  Input: elants_i2c - fix division by zero if firmware reports zero phys size
  Input: nspire-keypad - enable interrupts only when opened
  Input: i8042 - fix Pegatron C15B ID entry
  Input: n64joy - fix return value check in n64joy_probe()
  Input: s6sy761 - fix coordinate read bit shift
2021-04-15 10:23:44 -07:00
Lee Jones 1658d6242a Immutable branch between MFD, Clock, GPIO, Regulator and RTC due for the v5.13 merge window
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mergetag object a908a71669
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 tag ib-mfd-extcon-v5.13
 tagger Lee Jones <lee.jones@linaro.org> 1616067995 +0000
 
 Immutable branch between MFD and Extcon due for the v5.13 merge window
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mergetag object eac013a0b7
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 tag ib-mfd-input-v5.13-1
 tagger Lee Jones <lee.jones@linaro.org> 1615374673 +0000
 
 Immutable branch between MFD and Input due for the v5.13 merge window
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 tag ib-mfd-platform-x86-v5.13
 tagger Lee Jones <lee.jones@linaro.org> 1615373744 +0000
 
 Immutable branch between MFD and Platform/x86 due for the v5.13 merge window
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mergetag object ee0975c308
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 tag ib-mfd-power-v5.13
 tagger Lee Jones <lee.jones@linaro.org> 1616489771 +0000
 
 Immutable branch between MFD and Power due for the v5.13 merge window
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 tag ib-mfd-pwm-rtc-v5.13-1
 tagger Lee Jones <lee.jones@linaro.org> 1615374433 +0000
 
 Immutable branch between MFD, PWM and RTC due for the v5.13 merge window
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Merge tags 'ib-mfd-clk-gpio-regulator-rtc-v5.13', 'ib-mfd-extcon-v5.13', 'ib-mfd-input-v5.13-1', 'ib-mfd-platform-x86-v5.13', 'ib-mfd-power-v5.13', 'ib-mfd-pwm-rtc-v5.13-1' and 'ib-regulator-list-ramp-helpers-v5.13' into ibs-for-mfd-merged

Immutable branch between MFD, Clock, GPIO, Regulator and RTC due for the v5.13 merge window

Immutable branch between MFD and Extcon due for the v5.13 merge window

Immutable branch between MFD and Input due for the v5.13 merge window

Immutable branch between MFD and Platform/x86 due for the v5.13 merge window

Immutable branch between MFD and Power due for the v5.13 merge window

Immutable branch between MFD, PWM and RTC due for the v5.13 merge window
2021-04-14 15:59:22 +01:00
Dmitry Osipenko 56cfe6f820 Input: elants_i2c - drop zero-checking of ABS_MT_TOUCH_MAJOR resolution
Drop unnecessary zero-checking of ABS_MT_TOUCH_MAJOR resolution since
there is no difference between setting resolution to 0 vs not setting
it at all. This change makes code cleaner a tad.

Suggested-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Link: https://lore.kernel.org/r/20210328235507.19240-1-digetx@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-03-28 23:00:17 -07:00
Dmitry Osipenko 781bab3238 Input: elants_i2c - fix division by zero if firmware reports zero phys size
Touchscreen firmware of ASUS Transformer TF700T reports zeros for the phys
size. Hence check whether the size is zero and don't set the resolution in
this case.

Reported-by: Jasper Korten <jja2000@gmail.com>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Link: https://lore.kernel.org/r/20210302100824.3423-1-digetx@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-03-27 21:41:09 -07:00
Fabian Vogt 69d5ff3e9e Input: nspire-keypad - enable interrupts only when opened
The driver registers an interrupt handler in _probe, but didn't configure
them until later when the _open function is called. In between, the keypad
can fire an IRQ due to touchpad activity, which the handler ignores. This
causes the kernel to disable the interrupt, blocking the keypad from
working.

Fix this by disabling interrupts before registering the handler.
Additionally, disable them in _close, so that they're only enabled while
open.

Fixes: fc4f314618 ("Input: add TI-Nspire keypad support")
Signed-off-by: Fabian Vogt <fabian@ritter-vogt.de>
Link: https://lore.kernel.org/r/3383725.iizBOSrK1V@linux-e202.suse.de
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-03-23 10:55:10 -07:00
Arnd Bergmann daa58c8eec Input: i8042 - fix Pegatron C15B ID entry
The Zenbook Flip entry that was added overwrites a previous one
because of a typo:

In file included from drivers/input/serio/i8042.h:23,
                 from drivers/input/serio/i8042.c:131:
drivers/input/serio/i8042-x86ia64io.h:591:28: error: initialized field overwritten [-Werror=override-init]
  591 |                 .matches = {
      |                            ^
drivers/input/serio/i8042-x86ia64io.h:591:28: note: (near initialization for 'i8042_dmi_noselftest_table[0].matches')

Add the missing separator between the two.

Fixes: b5d6e7ab7f ("Input: i8042 - add ASUS Zenbook Flip to noselftest list")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Marcos Paulo de Souza <mpdesouza@suse.com>
Link: https://lore.kernel.org/r/20210323130623.2302402-1-arnd@kernel.org
Cc: stable@vger.kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-03-23 10:28:11 -07:00
Nicolas Saenz Julienne 3b8ddff780 input: raspberrypi-ts: Release firmware handle when not needed
There is no use for the firmware interface after getting the touch
buffer address, so release it.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
2021-03-22 17:59:51 +01:00
Leon Romanovsky 6417f03132 module: remove never implemented MODULE_SUPPORTED_DEVICE
MODULE_SUPPORTED_DEVICE was added in pre-git era and never was
implemented. We can safely remove it, because the kernel has grown
to have many more reliable mechanisms to determine if device is
supported or not.

Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2021-03-17 13:16:18 -07:00
Cristian Ciocaltea 44f6b6a50e input: atc260x: Add onkey driver for ATC260x PMICs
The Actions Semi ATC260x PMICs are able to manage an onkey button.
This driver exposes the ATC260x onkey as an input device. It can also
be configured to force a system reset on a long key-press with an
adjustable duration.

The currently supported chip variants are ATC2603C and ATC2609A.

Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@gmail.com>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-03-10 11:10:30 +00:00
Wei Yongjun 2d8aaa1720 Input: n64joy - fix return value check in n64joy_probe()
In case of error, the function devm_platform_ioremap_resource()
returns ERR_PTR() and never returns NULL. The NULL test in the
return value check should be replaced with IS_ERR().

Fixes: 3bdffa8ffb ("Input: Add N64 controller driver")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: Lauri Kasanen <cand@gmx.com>
Link: https://lore.kernel.org/r/20210308122856.2177071-1-weiyongjun1@huawei.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-03-09 21:41:28 -08:00
Caleb Connolly 30b3f68715 Input: s6sy761 - fix coordinate read bit shift
The touch coordinate register contains the following:

        byte 3             byte 2             byte 1
+--------+--------+ +-----------------+ +-----------------+
|        |        | |                 | |                 |
| X[3:0] | Y[3:0] | |     Y[11:4]     | |     X[11:4]     |
|        |        | |                 | |                 |
+--------+--------+ +-----------------+ +-----------------+

Bytes 2 and 1 need to be shifted left by 4 bits, the least significant
nibble of each is stored in byte 3. Currently they are only
being shifted by 3 causing the reported coordinates to be incorrect.

This matches downstream examples, and has been confirmed on my
device (OnePlus 7 Pro).

Fixes: 0145a7141e ("Input: add support for the Samsung S6SY761 touchscreen")
Signed-off-by: Caleb Connolly <caleb@connolly.tech>
Reviewed-by: Andi Shyti <andi@etezian.org>
Link: https://lore.kernel.org/r/20210305185710.225168-1-caleb@connolly.tech
Cc: stable@vger.kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-03-07 15:14:25 -08:00
Linus Torvalds e0fbd25bb3 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input updates from Dmitry Torokhov:
 "Mostly existing driver fixes plus a new driver for game controllers
  directly connected to Nintendo 64, and an enhancement for keyboards
  driven by Chrome OS EC to communicate layout of the top row to
  userspace"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (47 commits)
  Input: st1232 - fix NORMAL vs. IDLE state handling
  Input: aiptek - convert sysfs sprintf/snprintf family to sysfs_emit
  Input: alps - fix spelling of "positive"
  ARM: dts: cros-ec-keyboard: Use keymap macros
  dt-bindings: input: Fix the keymap for LOCK key
  dt-bindings: input: Create macros for cros-ec keymap
  Input: cros-ec-keyb - expose function row physical map to userspace
  dt-bindings: input: cros-ec-keyb: Add a new property describing top row
  Input: applespi - fix occasional crc errors under load.
  Input: applespi - don't wait for responses to commands indefinitely.
  Input: st1232 - add IDLE state as ready condition
  Input: zinitix - fix return type of zinitix_init_touch()
  Input: i8042 - add ASUS Zenbook Flip to noselftest list
  Input: add missing dependencies on CONFIG_HAS_IOMEM
  Input: joydev - prevent potential read overflow in ioctl
  Input: elo - fix an error code in elo_connect()
  Input: xpad - add support for PowerA Enhanced Wired Controller for Xbox Series X|S
  Input: sur40 - fix an error code in sur40_probe()
  Input: elants_i2c - detect enum overflow
  Input: zinitix - remove unneeded semicolon
  ...
2021-02-23 14:56:23 -08:00
Geert Uytterhoeven 1bff77f41a Input: st1232 - fix NORMAL vs. IDLE state handling
NORMAL (0x0) and IDLE (0x4) are really two different states.  Hence you
cannot check for both using a bitmask, as that checks for IDLE only,
breaking operation for devices that are in NORMAL state.

Fix the wait function to report either state as ready.

Fixes: 6524d8eac2 ("Input: st1232 - add IDLE state as ready condition")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Michael Tretter <m.tretter@pengutronix.de>
Link: https://lore.kernel.org/r/20210223090201.1430542-1-geert+renesas@glider.be
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-02-23 09:35:33 -08:00
Dmitry Torokhov cbecf716ca Merge branch 'next' into for-linus
Prepare input updates for 5.12 merge window.
2021-02-22 21:35:15 -08:00
Jiapeng Chong 4c47097f85 Input: aiptek - convert sysfs sprintf/snprintf family to sysfs_emit
Fix the following coccicheck warning:

./drivers/input/tablet/aiptek.c:1629:8-16: WARNING: use scnprintf or
sprintf.

Reported-by: Abaci Robot<abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Link: https://lore.kernel.org/r/1612419191-1078-1-git-send-email-jiapeng.chong@linux.alibaba.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-02-22 21:22:50 -08:00
Bhaskar Chowdhury 2896a27fdc Input: alps - fix spelling of "positive"
s/postive/positive/

Signed-off-by: Bhaskar Chowdhury <unixbhaskar@gmail.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Pali Rohár <pali@kernel.org>
Link: https://lore.kernel.org/r/20210222075439.32201-1-unixbhaskar@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-02-22 21:22:47 -08:00
Philip Chen 820c872795 Input: cros-ec-keyb - expose function row physical map to userspace
The top-row keys in a keyboard usually have dual functionalities.
E.g. A function key "F1" is also an action key "Browser back".

Therefore, when an application receives an action key code from
a top-row key press, the application needs to know how to correlate
the action key code with the function key code and do the conversion
whenever necessary.

Since the userpace already knows the key scanlines (row/column)
associated with a received key code. Essentially, the userspace only
needs a mapping between the key row/column and the matching physical
location in the top row.

So, enhance the cros-ec-keyb driver to create such a mapping
and expose it to userspace in the form of a function_row_physmap
attribute. The attribute would be a space separated ordered list of
row/column codes for the keys in the function row, in a left-to-right
order.

The attribute will only be present when the device has a custom design
for the top-row keys.

Signed-off-by: Philip Chen <philipchen@chromium.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Link: https://lore.kernel.org/r/20210115122412.v7.2.I6542d7d9d0b246e7079bb16b41e697b2ac4b4e39@changeid
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-02-22 21:22:15 -08:00
Dmitry Torokhov 415e915fdf Linux 5.11
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Merge tag 'v5.11' into next

Merge with mainline to get latest APIs and device tree bindings.
2021-02-22 21:21:03 -08:00
Linus Torvalds 6ff6f86bc4 ARM updates for 5.12-rc1:
- Generalise byte swapping assembly
 - Update debug addresses for STI
 - Validate start of physical memory with DTB
 - Do not clear SCTLR.nTLSMD in decompressor
 - amba/locomo/sa1111 devices remove method return type is void
 - address markers for KASAN in page table dump
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Merge tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm

Pull ARM updates from Russell King:

 - Generalise byte swapping assembly

 - Update debug addresses for STI

 - Validate start of physical memory with DTB

 - Do not clear SCTLR.nTLSMD in decompressor

 - amba/locomo/sa1111 devices remove method return type is void

 - address markers for KASAN in page table dump

* tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm:
  ARM: 9065/1: OABI compat: fix build when EPOLL is not enabled
  ARM: 9055/1: mailbox: arm_mhuv2: make remove callback return void
  amba: Make use of bus_type functions
  amba: Make the remove callback return void
  vfio: platform: simplify device removal
  amba: reorder functions
  amba: Fix resource leak for drivers without .remove
  ARM: 9054/1: arch/arm/mm/mmu.c: Remove duplicate header
  ARM: 9053/1: arm/mm/ptdump:Add address markers for KASAN regions
  ARM: 9051/1: vdso: remove unneded extra-y addition
  ARM: 9050/1: Kconfig: Select ARCH_HAVE_NMI_SAFE_CMPXCHG where possible
  ARM: 9049/1: locomo: make locomo bus's remove callback return void
  ARM: 9048/1: sa1111: make sa1111 bus's remove callback return void
  ARM: 9047/1: smp: remove unused variable
  ARM: 9046/1: decompressor: Do not clear SCTLR.nTLSMD for ARMv7+ cores
  ARM: 9045/1: uncompress: Validate start of physical memory against passed DTB
  ARM: 9042/1: debug: no uncompress debugging while semihosting
  ARM: 9041/1: sti LL_UART: add STiH418 SBC UART0 support
  ARM: 9040/1: use DEBUG_UART_PHYS and DEBUG_UART_VIRT for sti LL_UART
  ARM: 9039/1: assembler: generalize byte swapping macro into rev_l
2021-02-22 14:27:07 -08:00
Russell King 90e53c5e09 Merge branch 'devel-stable' into for-linus 2021-02-22 13:09:55 +00:00
Linus Torvalds 10e2ec8ede sound updates for 5.12
A relatively calm release at this time, and no massive code changes
 are found in the stats, while a wide range of code refactoring and
 cleanup have been done.
 
 Note that this update includes the tree-wide trivial changes for
 dropping the return value from ISA remove callbacks, too.
 
 Below lists up some highlight:
 
 * ALSA Core:
 - Support for the software jack injection via debugfs
 - Fixes for sync_stop PCM operations
 
 * HD-audio and USB-audio:
 - A few usual HD-audio device quirks
 - Updates for Tegra HD-audio
 - More quirks for Pioneer and other USB-audio devices
 - Stricter state checks at USB-audio disconnection
 
 * ASoC:
 - Continued code refactoring, cleanup and fixes in ASoC core API
 - A KUnit testsuite for the topology code
 - Lots of ASoC Intel driver Realtek codec updates, quirk additions and
   fixes
 - Support for Ingenic JZ4760(B), Intel AlderLake-P, DT configured
   nVidia cards, Qualcomm lpass-rx-macro and lpass-tx-macro
 - Removal of obsolete SIRF prima/atlas, Txx9 and ZTE zx drivers
 
 * Others:
 - Drop return value from ISA driver remove callback
 - Cleanup with DIV_ROUND_UP() macro
 - FireWire updates, HDSP output loopback support
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Merge tag 'sound-5.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound updates from Takashi Iwai:
 "A relatively calm release at this time, and no massive code changes
  are found in the stats, while a wide range of code refactoring and
  cleanup have been done.

  Note that this update includes the tree-wide trivial changes for
  dropping the return value from ISA remove callbacks, too.

  Below lists up some highlight:

  ALSA Core:
   - Support for the software jack injection via debugfs
   - Fixes for sync_stop PCM operations

  HD-audio and USB-audio:
   - A few usual HD-audio device quirks
   - Updates for Tegra HD-audio
   - More quirks for Pioneer and other USB-audio devices
   - Stricter state checks at USB-audio disconnection

  ASoC:
   - Continued code refactoring, cleanup and fixes in ASoC core API
   - A KUnit testsuite for the topology code
   - Lots of ASoC Intel driver Realtek codec updates, quirk additions
     and fixes
   - Support for Ingenic JZ4760(B), Intel AlderLake-P, DT configured
     nVidia cards, Qualcomm lpass-rx-macro and lpass-tx-macro
   - Removal of obsolete SIRF prima/atlas, Txx9 and ZTE zx drivers

  Others:
   - Drop return value from ISA driver remove callback
   - Cleanup with DIV_ROUND_UP() macro
   - FireWire updates, HDSP output loopback support"

* tag 'sound-5.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (322 commits)
  ALSA: hda: intel-dsp-config: add Alder Lake support
  ASoC: soc-pcm: fix hw param limits calculation for multi-DAI
  ASoC: Intel: bytcr_rt5640: Add quirk for the Acer One S1002 tablet
  ASoC: Intel: bytcr_rt5651: Add quirk for the Jumper EZpad 7 tablet
  ASoC: Intel: bytcr_rt5640: Add quirk for the Voyo Winpad A15 tablet
  ASoC: Intel: bytcr_rt5640: Add quirk for the Estar Beauty HD MID 7316R tablet
  ASoC: soc-pcm: fix hwparams min/max init for dpcm
  ALSA: hda/realtek: Quirk for HP Spectre x360 14 amp setup
  ALSA: usb-audio: Add implicit fb quirk for BOSS GP-10
  ALSA: hda: Add another CometLake-H PCI ID
  ASoC: soc-pcm: add soc_pcm_hw_update_format()
  ASoC: soc-pcm: add soc_pcm_hw_update_chan()
  ASoC: soc-pcm: add soc_pcm_hw_update_rate()
  ASoC: wm_adsp: Remove unused control callback structure
  ASoC: SOF: relax ABI checks and avoid unnecessary warnings
  ASoC: codecs: lpass-tx-macro: add dapm widgets and route
  ASoC: codecs: lpass-tx-macro: add support for lpass tx macro
  ASoC: qcom: dt-bindings: add bindings for lpass tx macro codec
  ASoC: codecs: lpass-rx-macro: add iir widgets
  ASoC: codecs: lpass-rx-macro: add dapm widgets and route
  ...
2021-02-21 14:21:35 -08:00
Linus Torvalds e4286926ab TTY/Serial driver changes for 5.12-rc1
Here is the big set of tty/serial driver changes for 5.12-rc1.
 
 Nothing huge, just lots of good cleanups and additions:
 	- Your n_tty line discipline cleanups
 	- vt core cleanups and reworks to make the code more "modern"
 	- stm32 driver additions
 	- tty led support added to the tty core and led layer
 	- minor serial driver fixups and additions
 
 All of these have been in linux-next for a while with no reported
 issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'tty-5.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull tty/serial driver updates from Greg KH:
 "Here is the big set of tty/serial driver changes for 5.12-rc1.

  Nothing huge, just lots of good cleanups and additions:

   - n_tty line discipline cleanups

   - vt core cleanups and reworks to make the code more "modern"

   - stm32 driver additions

   - tty led support added to the tty core and led layer

   - minor serial driver fixups and additions

  All of these have been in linux-next for a while with no reported
  issues"

* tag 'tty-5.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (54 commits)
  serial: core: Remove BUG_ON(in_interrupt()) check
  vt_ioctl: Remove in_interrupt() check
  dt-bindings: serial: imx: Switch to my personal address
  vt: keyboard, use new API for keyboard_tasklet
  serial: stm32: improve platform_get_irq condition handling in init_port
  serial: ifx6x60: Remove driver for deprecated platform
  tty: fix up iterate_tty_read() EOVERFLOW handling
  tty: fix up hung_up_tty_read() conversion
  tty: fix up hung_up_tty_write() conversion
  tty: teach the n_tty ICANON case about the new "cookie continuations" too
  tty: teach n_tty line discipline about the new "cookie continuations"
  tty: clean up legacy leftovers from n_tty line discipline
  tty: implement read_iter
  tty: convert tty_ldisc_ops 'read()' function to take a kernel pointer
  serial: remove sirf prima/atlas driver
  serial: mxs-auart: Remove <asm/cacheflush.h>
  serial: mxs-auart: Remove serial_mxs_probe_dt()
  serial: fsl_lpuart: Use of_device_get_match_data()
  dt-bindings: serial: renesas,hscif: Add r8a779a0 support
  tty: serial: Drop unused efm32 serial driver
  ...
2021-02-20 21:28:04 -08:00
Ronald Tschalär e64123949e Input: applespi - fix occasional crc errors under load.
For some reason, when the system is under heavy CPU load, the read
following the write sometimes occurs unusually quickly, resulting in
the read data not being quite ready and hence a bad packet getting read.
Adding another delay after reading the status message appears to fix
this.

Signed-off-by: Ronald Tschalär <ronald@innovation.ch>
Link: https://lore.kernel.org/r/20210217190718.11035-2-ronald@innovation.ch
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-02-19 11:13:29 -08:00
Ronald Tschalär 0ce1ac2314 Input: applespi - don't wait for responses to commands indefinitely.
The response to a command may never arrive or it may be corrupted (and
hence dropped) for some reason. While exceedingly rare, when it did
happen it blocked all further commands. One way to fix this was to
do a suspend/resume. However, recovering automatically seems like a
nicer option. Hence this puts a time limit (1 sec) on how long we're
willing to wait for a response, after which we assume it got lost.

Signed-off-by: Ronald Tschalär <ronald@innovation.ch>
Link: https://lore.kernel.org/r/20210217190718.11035-1-ronald@innovation.ch
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-02-19 11:13:27 -08:00
Michael Tretter 6524d8eac2 Input: st1232 - add IDLE state as ready condition
The st1232 can switch from NORMAL to IDLE state after the configured
idle time (by default 8 s). If the st1232 is not reset during probe, it
might already be ready but in IDLE state. Since it does not enter NORMAL
state in this case, probe fails.

Fix the wait function to report the IDLE state as ready, too.

Fixes: f605be6a57 ("Input: st1232 - wait until device is ready before reading resolution")
Signed-off-by: Michael Tretter <m.tretter@pengutronix.de>
Link: https://lore.kernel.org/r/20210219110556.1858969-1-m.tretter@pengutronix.de
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-02-19 11:03:44 -08:00
Dmitry Torokhov 836f308cb5 Input: zinitix - fix return type of zinitix_init_touch()
zinitix_init_touch() returns error code or 0 for success and therefore
return type must be int, not bool.

Fixes: 26822652c8 ("Input: add zinitix touchscreen driver")
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Link: https://lore.kernel.org/r/YC8z2bXc3Oy8pABa@google.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-02-19 11:02:42 -08:00
Marcos Paulo de Souza b5d6e7ab7f Input: i8042 - add ASUS Zenbook Flip to noselftest list
After commit 77b425399f ("Input: i8042 - use chassis info to skip
selftest on Asus laptops"), all modern Asus laptops have the i8042
selftest disabled. It has done by using chassys type "10" (laptop).

The Asus Zenbook Flip suffers from similar suspend/resume issues, but
it _sometimes_ work and sometimes it doesn't. Setting noselftest makes
it work reliably. In this case, we need to add chassis type "31"
(convertible) in order to avoid selftest in this device.

Reported-by: Ludvig Norgren Guldhag <ludvigng@gmail.com>
Signed-off-by: Marcos Paulo de Souza <mpdesouza@suse.com>
Link: https://lore.kernel.org/r/20210219164638.761-1-mpdesouza@suse.com
Cc: stable@vger.kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-02-19 11:02:19 -08:00
Dmitry Torokhov b2e3543b5e Input: add missing dependencies on CONFIG_HAS_IOMEM
devm_ioremap_resource() is only guaranteed to be present if
CONFIG_HAS_IOMEM is set.

Reported-by: kernel test robot <lkp@intel.com>
Link: https://lore.kernel.org/r/YCyauGyqxut69JNz@google.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-02-19 11:02:18 -08:00
Dan Carpenter 182d679b22 Input: joydev - prevent potential read overflow in ioctl
The problem here is that "len" might be less than "joydev->nabs" so the
loops which verfy abspam[i] and keypam[] might read beyond the buffer.

Fixes: 999b874f4a ("Input: joydev - validate axis/button maps before clobbering current ones")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/YCyzR8WvFRw4HWw6@mwanda
[dtor: additional check for len being even in joydev_handle_JSIOCSBTNMAP]
Cc: stable@vger.kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-02-19 11:02:16 -08:00
Dan Carpenter 0958351e93 Input: elo - fix an error code in elo_connect()
If elo_setup_10() fails then this should return an error code instead
of success.

Fixes: fae3006e4b ("Input: elo - add support for non-pressure-sensitive touchscreens")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/YBKFd5CvDu+jVmfW@mwanda
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-02-18 14:39:42 -08:00
Takashi Iwai 0c8e97c86b ASoC: Updates for v5.12
Another quiet release in terms of features, though several of the
 drivers got quite a bit of work and there were a lot of general changes
 resulting from Morimoto-san's ongoing cleanup work.
 
  - As ever, lots of hard work by Morimoto-san cleaning up the code and
    making it more consistent.
  - Many improvements in the Intel drivers including a wide range of
    quirks and bug fixes.
  - A KUnit testsuite for the topology code.
  - Support for Ingenic JZ4760(B), Intel AlderLake-P, DT configured
    nVidia cards, Qualcomm lpass-rx-macro and lpass-tx-macro
  - Removal of obsolete SIRF prima/atlas, Txx9 and ZTE zx drivers.
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Merge tag 'asoc-v5.12' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Updates for v5.12

Another quiet release in terms of features, though several of the
drivers got quite a bit of work and there were a lot of general changes
resulting from Morimoto-san's ongoing cleanup work.

 - As ever, lots of hard work by Morimoto-san cleaning up the code and
   making it more consistent.
 - Many improvements in the Intel drivers including a wide range of
   quirks and bug fixes.
 - A KUnit testsuite for the topology code.
 - Support for Ingenic JZ4760(B), Intel AlderLake-P, DT configured
   nVidia cards, Qualcomm lpass-rx-macro and lpass-tx-macro
 - Removal of obsolete SIRF prima/atlas, Txx9 and ZTE zx drivers.
2021-02-17 21:16:27 +01:00
Olivier Crête 42ffcd1dba Input: xpad - add support for PowerA Enhanced Wired Controller for Xbox Series X|S
Signed-off-by: Olivier Crête <olivier.crete@ocrete.ca>
Link: https://lore.kernel.org/r/20210204005318.615647-1-olivier.crete@collabora.com
Cc: stable@vger.kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-02-16 20:40:42 -08:00
Dan Carpenter b0b7d28158 Input: sur40 - fix an error code in sur40_probe()
If v4l2_ctrl_handler_setup() fails then probe() should return an error
code instead of returning success.

Fixes: cee1e3e2ef ("media: add video control handlers using V4L2 control framework")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/YBKFkbATXa5fA3xj@mwanda
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-02-16 20:39:53 -08:00
Josh Poimboeuf ede6747c2f Input: elants_i2c - detect enum overflow
If an enum value were to get added without updating this switch
statement, the unreachable() annotation would trigger undefined
behavior, causing execution to fall through the end of the function,
into the next one.

Make the error handling more robust for an unexpected enum value, by
doing BUG() instead of unreachable().

Fixes the following objtool warning:

  drivers/input/touchscreen/elants_i2c.o: warning: objtool: elants_i2c_initialize() falls through to next function elants_i2c_resume()

Reported-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Reviewed-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Link: https://lore.kernel.org/r/59e2e82d1e40df11ab38874c03556a31c6b2f484.1612974132.git.jpoimboe@redhat.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-02-16 13:08:50 -08:00
Yang Li a374c19f7f Input: zinitix - remove unneeded semicolon
Eliminate the following coccicheck warning:
./drivers/input/touchscreen/zinitix.c:164:31-32: Unneeded semicolon

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Link: https://lore.kernel.org/r/1612319443-115831-1-git-send-email-yang.lee@linux.alibaba.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-02-16 13:05:54 -08:00
Linus Torvalds 7c2d18357f Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input fixes from Dmitry Torokhov:
 "Nothing terribly interesting, just a few fixups"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
  Input: xpad - sync supported devices with fork on GitHub
  Input: ariel-pwrbutton - remove unused variable ariel_pwrbutton_id_table
  Input: goodix - add support for Goodix GT9286 chip
  dt-bindings: input: touchscreen: goodix: Add binding for GT9286 IC
  dt-bindings: input: adc-keys: clarify description
  Input: ili210x - implement pressure reporting for ILI251x
  Input: i8042 - unbreak Pegatron C15B
  Input: st1232 - wait until device is ready before reading resolution
  Input: st1232 - do not read more bytes than needed
  Input: st1232 - fix off-by-one error in resolution handling
2021-02-06 14:57:23 -08:00
Uwe Kleine-König 3fd269e74f amba: Make the remove callback return void
All amba drivers return 0 in their remove callback. Together with the
driver core ignoring the return value anyhow, it doesn't make sense to
return a value here.

Change the remove prototype to return void, which makes it explicit that
returning an error value doesn't work as expected. This simplifies changing
the core remove callback to return void, too.

Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Acked-by: Krzysztof Kozlowski <krzk@kernel.org> # for drivers/memory
Acked-by: Mark Brown <broonie@kernel.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Suzuki K Poulose <suzuki.poulose@arm.com> # for hwtracing/coresight
Acked-By: Vinod Koul <vkoul@kernel.org> # for dmaengine
Acked-by: Guenter Roeck <linux@roeck-us.net> # for watchdog
Acked-by: Wolfram Sang <wsa@kernel.org> # for I2C
Acked-by: Takashi Iwai <tiwai@suse.de> # for sound
Acked-by: Vladimir Zapolskiy <vz@mleia.com> # for memory/pl172
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/20210126165835.687514-5-u.kleine-koenig@pengutronix.de
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
2021-02-02 14:25:50 +01:00
Uwe Kleine-König 33d6d2bb7e ARM: 9049/1: locomo: make locomo bus's remove callback return void
The driver core ignores the return value of struct bus_type::remove
because there is only little that can be done. To simplify the quest to
make this function return void, let struct locomo_driver::remove return
void, too. All users already unconditionally return 0, this commit makes
it obvious that returning an error code is a bad idea and ensures future
users behave accordingly.

Link: https://lore.kernel.org/r/20201126110140.2021758-1-u.kleine-koenig@pengutronix.de

Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
2021-02-01 19:44:30 +00:00
Uwe Kleine-König 074a6bda18 ARM: 9048/1: sa1111: make sa1111 bus's remove callback return void
The driver core ignores the return value of struct device_driver::remove
because there is only little that can be done. To simplify the quest to
make this function return void, let struct sa1111_driver::remove return
void, too. All users already unconditionally return 0, this commit makes
it obvious that returning an error code is a bad idea and ensures future
users behave accordingly.

Link: https://lore.kernel.org/r/20201126114724.2028511-1-u.kleine-koenig@pengutronix.de
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
2021-02-01 19:42:13 +00:00
Jeff LaBundy 7a6a53b2b1 Input: iqs5xx - initialize an uninitialized variable
If execution jumps to the err_kfree label, error_bl is evaluated
before it is initialized. Fix this by initializing it to zero.

Fixes: 2539da6677 ("Input: iqs5xx - preserve bootloader errors")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Jeff LaBundy <jeff@labundy.com>
Link: https://lore.kernel.org/r/1611592500-32209-1-git-send-email-jeff@labundy.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-01-28 09:48:17 -08:00
Uwe Kleine-König 30e88d017f isa: Make the remove callback for isa drivers return void
The driver core ignores the return value of the remove callback, so
don't give isa drivers the chance to provide a value.

Adapt all isa_drivers with a remove callbacks accordingly; they all
return 0 unconditionally anyhow.

Acked-by: Marc Kleine-Budde <mkl@pengutronix.de> # for drivers/net/can/sja1000/tscan1.c
Acked-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Acked-by: Wolfram Sang <wsa@kernel.org> # for drivers/i2c/
Reviewed-by: Takashi Iway <tiwai@suse.de> # for sound/
Reviewed-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> # for drivers/media/
Signed-off-by: Uwe Kleine-König <uwe@kleine-koenig.org>
Link: https://lore.kernel.org/r/20210122092449.426097-4-uwe@kleine-koenig.org
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2021-01-26 07:42:27 +01:00
Lauri Kasanen 3bdffa8ffb Input: Add N64 controller driver
This adds support for the four built-in controller
ports on the Nintendo 64 console. The N64 controller
includes an analog stick, a d-pad, and several buttons.

No module support as the target has only 8mb ram.

Signed-off-by: Lauri Kasanen <cand@gmx.com>
Link: https://lore.kernel.org/r/20210115133408.0acd70163b582b77ad0a029b@gmx.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-01-24 21:16:21 -08:00
Jeff LaBundy ce996aa30e Input: iqs5xx - allow device to be a wake-up source
Avoid placing the device in suspend mode (from which it cannot
generate interrupts) if it is defined as a wake-up source. The
device is still permitted to enter a low-power sensing mode on
its own.

Signed-off-by: Jeff LaBundy <jeff@labundy.com>
Link: https://lore.kernel.org/r/1611002626-5889-11-git-send-email-jeff@labundy.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-01-24 20:49:12 -08:00
Jeff LaBundy 8e6a8b0c9f Input: iqs5xx - allow more time for ATI to complete
After the device is initialized, it runs ATI (calibration) during
which it cannot readily respond to I2C communication. To keep the
open and close callbacks from writing to the device too soon, the
driver waits 100 ms before returning from probe.

The vendor reports that ATI may actually take up to 250 ms to run
(including margin), so increase the delay accordingly. Update the
comments to clarify the reason for the delay as well.

Signed-off-by: Jeff LaBundy <jeff@labundy.com>
Link: https://lore.kernel.org/r/1611002626-5889-9-git-send-email-jeff@labundy.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-01-24 20:49:11 -08:00
Jeff LaBundy 050fac7f05 Input: iqs5xx - eliminate unnecessary register read
Instead of relying on firmware to enable important register fields
and performing read-modify-write operations to additionally enable
the fields the driver cares about, it's much simpler just to write
all of the pertinent fields explicitly.

This avoids an unnecessary register read operation at start-up and
makes way for the iqs5xx_read_byte() helper to be dropped.

Signed-off-by: Jeff LaBundy <jeff@labundy.com>
Link: https://lore.kernel.org/r/1611002626-5889-8-git-send-email-jeff@labundy.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-01-24 20:49:09 -08:00
Jeff LaBundy 4a76d861d9 Input: iqs5xx - simplify axis setup logic
The present implementation manipulates axis swap and inversion fields
in the device to more or less duplicate what touchscreen_report_pos()
does. The resulting logic is convoluted and difficult to follow.

Instead report the maximum X and Y coordinates in earnest as they are
read from the device, then let touchscreen_parse_properties() fix the
axes up as necessary. Finally, use touchscreen_report_pos() to report
the transformed coordinates.

Last but not least, the maximum X and Y coordinates are not functions
of the number of rows/columns that comprise the touch surface. Either
coordinate is simply limited to 1 below what is reported for absolute
X or Y coordinates when no fingers are present (0xFFFF).

Signed-off-by: Jeff LaBundy <jeff@labundy.com>
Link: https://lore.kernel.org/r/1611002626-5889-7-git-send-email-jeff@labundy.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-01-24 20:49:07 -08:00
Jeff LaBundy e10ba0d3c0 Input: iqs5xx - re-initialize device upon warm reset
The device may be inadvertently reset during runtime in the event
of ESD strike, etc. To protect against this case, acknowledge the
SHOW_RESET interrupt and re-initialize the device.

To facilitate this change, expand the range of registers that are
read in the interrupt handler to include the system status fields.

Also, update the unrelated (but nearby) SUSPEND register field to
use the BIT() macro. The remaining register fields are cleaned up
in another patch.

Signed-off-by: Jeff LaBundy <jeff@labundy.com>
Link: https://lore.kernel.org/r/1611002626-5889-6-git-send-email-jeff@labundy.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-01-24 20:49:05 -08:00
Jeff LaBundy 1302c71a30 Input: iqs5xx - accommodate bootloader latency
The bootloader NAK's all I2C communication after the first 64-byte
bulk write if the bus frequency is equal to 400 kHz. This prevents
the platform from pushing updated firmware to the device.

The vendor's USB bootloader programming dongle appears to insert a
delay between the "open" command and the first 64-byte bulk write.
Adding a similar delay to the driver seems to eliminate the issue.

Furthermore, the dongle does not access the bootloader immediately
after powering up the device. Follow suit by adding a delay before
the "open" command to avoid wasted retries at 400 kHz.

Signed-off-by: Jeff LaBundy <jeff@labundy.com>
Link: https://lore.kernel.org/r/1611002626-5889-4-git-send-email-jeff@labundy.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2021-01-24 20:49:04 -08:00