linux/Documentation/devicetree
Linus Torvalds d22300518d Thermal control updates for 6.12-rc1
- Update some thermal drivers to eliminate thermal_zone_get_trip()
    calls from them and get rid of that function (Rafael Wysocki).
 
  - Update the thermal sysfs code to store trip point attributes in trip
    descriptors and get to trip points via attribute pointers (Rafael
    Wysocki).
 
  - Move the computation of the low and high boundaries for
    thermal_zone_set_trips() to __thermal_zone_device_update() (Daniel
    Lezcano).
 
  - Introduce a debugfs-based facility for thermal core testing (Rafael
    Wysocki).
 
  - Replace the thermal zone .bind() and .unbind() callbacks for binding
    cooling devices to thermal zones with one .should_bind() callback
    used for deciding whether or not a given cooling devices should be
    bound to a given trip point in a given thermal zone (Rafael Wysocki).
 
  - Eliminate code that has no more users after the other changes, drop
    some redundant checks from the thermal core and clean it up (Rafael
    Wysocki).
 
  - Fix rounding of delay jiffies in the thermal core (Rafael Wysocki).
 
  - Refuse to accept trip point temperature or hysteresis that would lead
    to an invalid threshold value when setting them via sysfs (Rafael
    Wysocki).
 
  - Adjust states of all uninitialized instances in the .manage()
    callback of the Bang-bang thermal governor (Rafael Wysocki).
 
  - Drop a couple of redundant checks along with the code depending on
    them from the thermal core (Rafael Wysocki).
 
  - Rearrange the thermal core to avoid redundant checks and simplify
    control flow in a couple of code paths (Rafael Wysocki).
 
  - Add power domain DT bindings for new Amlogic SoCs (Georges Stark).
 
  - Switch from CONFIG_PM_SLEEP guards to pm_sleep_ptr() in the ST
    driver and add a Kconfig dependency on THERMAL_OF subsystem for the
    STi driver (Raphael Gallais-Pou).
 
  - Simplify the error code path in the probe functions in the brcmstb
    driver with the helo of dev_err_probe() (Yan Zhen).
 
  - Make imx_sc_thermal use dev_err_probe() (Alexander Stein).
 
  - Remove trailing space after \n newline in the Renesas driver (Colin
    Ian King).
 
  - Add DT binding compatible string for the SA8255p to the tsens thermal
    driver (Nikunj Kela).
 
  - Use the devm_clk_get_enabled() helpers to simplify the init routine
    in the sprd thermal driver (Huan Yang).
 
  - Remove __maybe_unused notations for the functions by using the new
    RUNTIME_PM_OPS() and SYSTEM_SLEEP_PM_OPS() macros on the IMx and
    Qoriq drivers (Fabio Estevam)
 
  - Remove unused declarations from the ti-soc-thermal driver's header
    file as the functions in question were removed previously (Zhang
    Zekun).
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Merge tag 'thermal-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull thermal control updates from Rafael Wysocki:
 "These mostly continue to rework the thermal core and the thermal zone
  driver interface to make the code more straightforward and reduce
  bloat

  The most significant piece of this work is a change of the code
  related to binding cooling devices to thermal zones which, among other
  things, replaces two previously existing thermal zone operations with
  one allowing driver implementations to be much simpler

  There is also a new thermal core testing module allowing mock thermal
  zones to be created and controlled via debugfs in order to exercise
  the thermal core functionality. It is expected to be used for
  implementing thermal core self tests in the future

  Apart from the above, there are assorted thermal driver updates

  Specifics:

   - Update some thermal drivers to eliminate thermal_zone_get_trip()
     calls from them and get rid of that function (Rafael Wysocki)

   - Update the thermal sysfs code to store trip point attributes in
     trip descriptors and get to trip points via attribute pointers
     (Rafael Wysocki)

   - Move the computation of the low and high boundaries for
     thermal_zone_set_trips() to __thermal_zone_device_update() (Daniel
     Lezcano)

   - Introduce a debugfs-based facility for thermal core testing (Rafael
     Wysocki)

   - Replace the thermal zone .bind() and .unbind() callbacks for
     binding cooling devices to thermal zones with one .should_bind()
     callback used for deciding whether or not a given cooling devices
     should be bound to a given trip point in a given thermal zone
     (Rafael Wysocki)

   - Eliminate code that has no more users after the other changes, drop
     some redundant checks from the thermal core and clean it up (Rafael
     Wysocki)

   - Fix rounding of delay jiffies in the thermal core (Rafael Wysocki)

   - Refuse to accept trip point temperature or hysteresis that would
     lead to an invalid threshold value when setting them via sysfs
     (Rafael Wysocki)

   - Adjust states of all uninitialized instances in the .manage()
     callback of the Bang-bang thermal governor (Rafael Wysocki)

   - Drop a couple of redundant checks along with the code depending on
     them from the thermal core (Rafael Wysocki)

   - Rearrange the thermal core to avoid redundant checks and simplify
     control flow in a couple of code paths (Rafael Wysocki)

   - Add power domain DT bindings for new Amlogic SoCs (Georges Stark)

   - Switch from CONFIG_PM_SLEEP guards to pm_sleep_ptr() in the ST
     driver and add a Kconfig dependency on THERMAL_OF subsystem for the
     STi driver (Raphael Gallais-Pou)

   - Simplify the error code path in the probe functions in the brcmstb
     driver with the helo of dev_err_probe() (Yan Zhen)

   - Make imx_sc_thermal use dev_err_probe() (Alexander Stein)

   - Remove trailing space after \n newline in the Renesas driver (Colin
     Ian King)

   - Add DT binding compatible string for the SA8255p to the tsens
     thermal driver (Nikunj Kela)

   - Use the devm_clk_get_enabled() helpers to simplify the init routine
     in the sprd thermal driver (Huan Yang)

   - Remove __maybe_unused notations for the functions by using the new
     RUNTIME_PM_OPS() and SYSTEM_SLEEP_PM_OPS() macros on the IMx and
     Qoriq drivers (Fabio Estevam)

   - Remove unused declarations from the ti-soc-thermal driver's header
     file as the functions in question were removed previously (Zhang
     Zekun)"

* tag 'thermal-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (48 commits)
  thermal: core: Drop thermal_zone_device_is_enabled()
  thermal: core: Check passive delay in monitor_thermal_zone()
  thermal: core: Drop dead code from monitor_thermal_zone()
  thermal: core: Drop redundant lockdep_assert_held()
  thermal: gov_bang_bang: Adjust states of all uninitialized instances
  thermal: sysfs: Add sanity checks for trip temperature and hysteresis
  thermal/drivers/imx_sc_thermal: Use dev_err_probe
  thermal/drivers/ti-soc-thermal: Remove unused declarations
  thermal/drivers/imx: Remove __maybe_unused notations
  thermal/drivers/qoriq: Remove __maybe_unused notations
  thermal/drivers/sprd: Use devm_clk_get_enabled() helpers
  dt-bindings: thermal: tsens: document support on SA8255p
  thermal/drivers/renesas: Remove trailing space after \n newline
  thermal/drivers/brcmstb_thermal: Simplify with dev_err_probe()
  thermal/drivers/sti: Depend on THERMAL_OF subsystem
  thermal/drivers/st: Switch from CONFIG_PM_SLEEP guards to pm_sleep_ptr()
  dt-bindings: thermal: amlogic,thermal: add optional power-domains
  thermal: core: Drop tz field from struct thermal_instance
  thermal: core: Drop redundant checks from thermal_bind_cdev_to_trip()
  thermal: core: Rename cdev-to-thermal-zone bind/unbind functions
  ...
2024-09-16 08:05:54 +02:00
..
bindings Thermal control updates for 6.12-rc1 2024-09-16 08:05:54 +02:00
changesets.rst
dynamic-resolution-notes.rst
index.rst
kernel-api.rst
of_unittest.rst
overlay-notes.rst
usage-model.rst