starfive-tech/linux.git/Documentation/power, branch visionfive

Merge branches 'pm-runtime' and 'pm-powercap'

2025-07-22T16:01:15+00:00

Merge runtime PM updates and power capping updates for 6.17-rc1: - Document return values of suspend-related API functions in the runtime PM framework (Sakari Ailus) - Mark last busy stamp in multiple autosuspend-related functions in the runtime PM framework and update its documentation (Sakari Ailus) - Take active children into account in pm_runtime_get_if_in_use() for consistency (Rafael Wysocki) - Fix NULL pointer dereference in get_pd_power_uw() in the dtpm_cpu power capping driver (Sivan Zohar-Kotzer) - Add support for the Bartlett Lake platform to the Intel RAPL power capping driver (Qiao Wei) - Add PL4 support for Panther Lake to the intel_rapl_msr power capping driver (Zhang Rui) * pm-runtime: PM: runtime: Take active children into account in pm_runtime_get_if_in_use() Documentation: PM: *_autosuspend() functions update last busy time PM: runtime: Mark last busy stamp in pm_request_autosuspend() PM: runtime: Mark last busy stamp in pm_runtime_autosuspend() PM: runtime: Mark last busy stamp in pm_runtime_put_sync_autosuspend() PM: runtime: Mark last busy stamp in pm_runtime_put_autosuspend() PM: runtime: Document return values of suspend-related API functions * pm-powercap: powercap: dtpm_cpu: Fix NULL pointer dereference in get_pd_power_uw() powercap: intel_rapl: Add support for Bartlett Lake platform powercap: intel_rapl_msr: Add PL4 support for Panther Lake

Documentation: power: Remove info about non-existing QoS interfaces

2025-07-10T12:02:22+00:00

cpu_latency_qos_add|remove_notifier() doesn't exist, hence let's drop the documentation of them. Signed-off-by: Ulf Hansson Link: https://patch.msgid.link/20250710102656.127654-1-ulf.hansson@linaro.org Signed-off-by: Rafael J. Wysocki

Documentation: PM: *_autosuspend() functions update last busy time

2025-06-18T19:41:08+00:00

Document that the *_autosuspend() variants of the Runtime PM functions update the last busy timestamp. Signed-off-by: Sakari Ailus Reviewed-by: Laurent Pinchart Link: https://patch.msgid.link/20250616061212.2286741-7-sakari.ailus@linux.intel.com Signed-off-by: Rafael J. Wysocki

PM: runtime: Mark last busy stamp in pm_request_autosuspend()

2025-06-18T19:41:08+00:00

Set device's last busy timestamp to current time in pm_request_autosuspend(). Signed-off-by: Sakari Ailus Reviewed-by: Laurent Pinchart Link: https://patch.msgid.link/20250616061212.2286741-6-sakari.ailus@linux.intel.com Signed-off-by: Rafael J. Wysocki

PM: runtime: Mark last busy stamp in pm_runtime_autosuspend()

2025-06-18T19:41:08+00:00

Set device's last busy timestamp to current time in pm_runtime_autosuspend(). Signed-off-by: Sakari Ailus Reviewed-by: Laurent Pinchart Link: https://patch.msgid.link/20250616061212.2286741-5-sakari.ailus@linux.intel.com Signed-off-by: Rafael J. Wysocki

PM: runtime: Mark last busy stamp in pm_runtime_put_sync_autosuspend()

2025-06-18T19:41:08+00:00

Set device's last busy timestamp to current time in pm_runtime_put_sync_autosuspend(). Signed-off-by: Sakari Ailus Reviewed-by: Laurent Pinchart Link: https://patch.msgid.link/20250616061212.2286741-4-sakari.ailus@linux.intel.com Signed-off-by: Rafael J. Wysocki

PM: runtime: Mark last busy stamp in pm_runtime_put_autosuspend()

2025-06-18T19:41:08+00:00

Set device's last busy timestamp to current time in pm_runtime_put_autosuspend(). Callers wishing not to do that will need to use __pm_runtime_put_autosuspend(). Signed-off-by: Sakari Ailus Reviewed-by: Laurent Pinchart Link: https://patch.msgid.link/20250616061212.2286741-3-sakari.ailus@linux.intel.com Signed-off-by: Rafael J. Wysocki

PM: EM: Documentation: Fix typos in example driver code

2025-05-13T12:30:01+00:00

Fix the API name to free the allocated table in the example driver code that modifies the EM. Also fix the passing of correct table when updating the cost. Signed-off-by: Atul Kumar Pant Link: https://patch.msgid.link/20250511071141.13237-1-atulpant.linux@gmail.com Signed-off-by: Rafael J. Wysocki

PM: EM: Documentation: fix typo in energy-model.rst

2025-05-09T16:34:51+00:00

Fixes a grammar issue ("than" -> "then") and changes "re-use" to "reuse" for consistency with modern spelling. Signed-off-by: Moon Hee Lee Link: https://patch.msgid.link/20250506220057.5589-1-moonhee.lee.ca@gmail.com [ rjw: Subject edits ] Signed-off-by: Rafael J. Wysocki

Documentation: PM: runtime: Fix a reference to pm_runtime_autosuspend()

2025-04-15T17:23:58+00:00

pm_runtime_autosuspend() got accidentally renamed as __pm_runtime_autosuspend() whereas the intention in the patch was to rename pm_runtime_put_autosuspend() only. Fix it. Fixes: b7d46644e554 ("PM: runtime: Add pm_runtime_put_autosuspend() replacement") Signed-off-by: Sakari Ailus Reviewed-by: Laurent Pinchart Link: https://patch.msgid.link/20250410153106.4146265-2-sakari.ailus@linux.intel.com Signed-off-by: Rafael J. Wysocki