Commit Graph

16 Commits

Author SHA1 Message Date
Flavio Ceolin
9ba65abcb3 doc: pm: Add information about device and system constraint
Add information about device power management and system power
management constarints.

Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
2024-06-07 19:06:23 -04:00
Flavio Ceolin
dcf22a66de doc: pm: Update system device pm
Add new information about new property to
enable/disable device power management per
power state.

Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
2024-06-04 19:13:53 -04:00
Flavio Ceolin
94af630b22 pm: Deprecate PM_DEVICE_RUNTIME_EXCLUSIVE
That is option has shown confusing on it is attempt to prevent
system pm doing device power management. Lets address this
problem properly.

Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
2024-06-04 19:13:53 -04:00
Fabio Baltieri
4d51bea084 doc: services: pm: document the "device list" command
Document the "device list" command in the context of device power
management.

Signed-off-by: Fabio Baltieri <fabiobaltieri@google.com>
2024-05-01 10:31:03 +02:00
Flavio Ceolin
eff0e4f6b1 docs: pm: Add examples to device pm
Add specific device power management samples to device pm section.

Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
2024-04-26 16:12:16 +02:00
Flavio Ceolin
63d7e459bb docs: pm: Organize device pm sections
Instead of chapters, make device runtime power management and
system-managed device power management sections.

Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
2024-04-26 16:12:16 +02:00
Flavio Ceolin
d07f3c3da3 doc: pm: Remove power domain section in device
There is a whole section dedicated to power domains. The brief
information in device power management was not adding anything.

Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
2024-04-26 16:12:16 +02:00
Fabio Baltieri
a466fb05d0 doc: services: pm: mention the pm shell option
Add a paragraph about the CONFIG_PM_DEVICE_SHELL option and how to use
it.

Signed-off-by: Fabio Baltieri <fabiobaltieri@google.com>
2024-04-25 18:00:05 -04:00
Flavio Ceolin
68c0c55419 doc: pm: Clarify a device pm note
Clarify conditions that prevent the cpu to enter low power
state.

Fixes #69647

Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
2024-04-05 12:19:46 +02:00
Flavio Ceolin
6c68d62e48 doc: pm: Update device power management documentation
Update information about device power management.

Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
2024-04-03 20:41:26 -04:00
Flavio Ceolin
0a44403c46 doc: pm: Change section in device pm
s/System Power Management/System Managed Device Power Management/g

System Power Management is confusing and does not tell
anything about device. Change it for something more explicit.

Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
2024-04-03 20:41:26 -04:00
Daniel DeGrasse
47ce94527a doc: services: pm: fix function prototype for PM device support
Function prototype in PM device implementation documentation had the
incorrect prototype for device power management. Fix this to align
with the correct prototype.

Signed-off-by: Daniel DeGrasse <daniel.degrasse@nxp.com>
2023-11-09 15:32:01 +01:00
Flavio Ceolin
50e35fad8d doc: pm: Add a note about multicore behavior
Add a note to make it clear devices suspension order in
multicore systems.

Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
2023-06-01 06:32:47 -04:00
Flavio Ceolin
87745357ce docs: pm: Fix device pm documentation
Device power management introduction was mentioning an APIs
that no longer exists and also using a wrong nomenclature for
device runtime pm.

Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>
2022-07-01 22:09:50 +02:00
Jordan Yates
37e78175e5 doc: pm: document system pm limitations
Document the limitations of system power management when it comes to
transitions that are run from the idle thread.

Signed-off-by: Jordan Yates <jordan.yates@data61.csiro.au>
2022-05-06 11:33:10 +02:00
Anas Nashif
34cdeabeb8 doc: move power management under os services
Move this documentation to a new location under OS Services section.

See #33725

Signed-off-by: Anas Nashif <anas.nashif@intel.com>
2022-04-07 16:35:19 +02:00