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pm: policy: modularize code, add latency standalone mode #80238

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merged 2 commits into from
Oct 24, 2024

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@gmarull gmarull commented Oct 22, 2024

  • Modularize code to improve reading/browsing functionality (no functional changes)
  • Allow using latency API in standalone mode (see commit for more details)

policy.c has grown organically, it contained many independent pieces of
code. This patch splits each logical unit into its own C file, making it
easier to browse the code.

Signed-off-by: Gerard Marull-Paretas <gerard@teslabs.com>
This option allows using the pm_policy_latency* APIs to gather latency
requirements on systems that do not support PM (e.g. systems whithout
CPU idle states). Because the API has a subscription mechanism, it can
be useful to perform system-level adjustments based on latency
requirements gathered from multiple system components.

Signed-off-by: Gerard Marull-Paretas <gerard@teslabs.com>
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ceolin commented Oct 22, 2024

Changes look good to me. Let wait CI runs and I will also do more checks later and look more carefully later, but it looks nice. Thanks.

@gmarull gmarull requested a review from anangl October 23, 2024 07:56
gmarull added a commit to gmarull/sdk-zephyr that referenced this pull request Oct 23, 2024
policy.c has grown organically, it contained many independent pieces of
code. This patch splits each logical unit into its own C file, making it
easier to browse the code.

Upstream PR: zephyrproject-rtos/zephyr#80238

Signed-off-by: Gerard Marull-Paretas <gerard@teslabs.com>
(cherry picked from commit e2fb314d39c18a61815f44a01bee1483b2342d41)
gmarull added a commit to gmarull/sdk-zephyr that referenced this pull request Oct 23, 2024
This option allows using the pm_policy_latency* APIs to gather latency
requirements on systems that do not support PM (e.g. systems whithout
CPU idle states). Because the API has a subscription mechanism, it can
be useful to perform system-level adjustments based on latency
requirements gathered from multiple system components.

Upstream PR: zephyrproject-rtos/zephyr#80238

Signed-off-by: Gerard Marull-Paretas <gerard@teslabs.com>
(cherry picked from commit 766c88076259dfd458b0c09c9cd7236733a982aa)
@carlescufi carlescufi added this to the v4.0.0 milestone Oct 23, 2024
@carlescufi carlescufi merged commit 578008c into zephyrproject-rtos:main Oct 24, 2024
26 checks passed
gmarull added a commit to gmarull/sdk-zephyr that referenced this pull request Oct 31, 2024
policy.c has grown organically, it contained many independent pieces of
code. This patch splits each logical unit into its own C file, making it
easier to browse the code.

Upstream PR: zephyrproject-rtos/zephyr#80238

Signed-off-by: Gerard Marull-Paretas <gerard@teslabs.com>
(cherry picked from commit e2fb314d39c18a61815f44a01bee1483b2342d41)
gmarull added a commit to gmarull/sdk-zephyr that referenced this pull request Oct 31, 2024
This option allows using the pm_policy_latency* APIs to gather latency
requirements on systems that do not support PM (e.g. systems whithout
CPU idle states). Because the API has a subscription mechanism, it can
be useful to perform system-level adjustments based on latency
requirements gathered from multiple system components.

Upstream PR: zephyrproject-rtos/zephyr#80238

Signed-off-by: Gerard Marull-Paretas <gerard@teslabs.com>
(cherry picked from commit 766c88076259dfd458b0c09c9cd7236733a982aa)
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6 participants