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    SubjectRe: [PATCH 0/8] cppc_cpufreq: fix, clarify and improve support
    On Thu, Nov 5, 2020 at 1:56 PM Ionela Voinescu <ionela.voinescu@arm.com> wrote:
    >
    > Hi guys,
    >
    > I found myself staring a bit too much at this driver in the past weeks
    > and that's likely the cause for me coming up with this series of 8
    > patches that cleans up, clarifies and reworks parts of it, as follows:
    >
    > - patches 1-3/8: trivial clean-up and renaming with the purpose to
    > improve readability
    > - patch 4/8: replace previous per-cpu data structures with lists of
    > domains and CPUs to get more efficient storage for driver
    > data and fix previous issues in case of CPU hotplugging,
    > as discussed at [1].
    > - patches 5-6/8: a few fixes and clarifications: mostly making sure
    > the behavior described in the comments and debug
    > messages matches the code and there is clear
    > indication of what is supported and how.
    > - patch 7/8: use the existing freqdomains_cpus attribute to inform
    > the user on frequency domains.
    > - patch 8/8: acpi: replace ALL coordination with NONE coordination
    > when errors are find parsing the _PSD domains
    > (as described in the comments in the code).
    >
    > Hopefully you'll find this useful for ease of maintenance and ease of
    > future development of the driver.
    >
    > This functionality was tested on a Juno platform with modified _PSD
    > tables to test the functionality for all currently supported
    > coordination types: ANY, HW, NONE.
    >
    > The current code is based on v5.10-rc2.
    >
    > Thanks,
    > Ionela.
    >
    > [1] https://lore.kernel.org/linux-pm/20200922162540.GB796@arm.com/
    >
    > Ionela Voinescu (8):
    > cppc_cpufreq: fix misspelling, code style and readability issues
    > cppc_cpufreq: clean up cpu, cpu_num and cpunum variable use
    > cppc_cpufreq: simplify use of performance capabilities
    > cppc_cpufreq: replace per-cpu structures with lists
    > cppc_cpufreq: use policy->cpu as driver of frequency setting
    > cppc_cpufreq: clarify support for coordination types
    > cppc_cpufreq: expose information on frequency domains
    > acpi: fix NONE coordination for domain mapping failure
    >
    > .../ABI/testing/sysfs-devices-system-cpu | 3 +-
    > drivers/acpi/cppc_acpi.c | 126 +++---
    > drivers/acpi/processor_perflib.c | 2 +-
    > drivers/cpufreq/cppc_cpufreq.c | 358 +++++++++++-------
    > include/acpi/cppc_acpi.h | 14 +-
    > 5 files changed, 277 insertions(+), 226 deletions(-)
    >
    > --

    All patches applied as 5.11 material (with a minor subject edit in the
    last patch), thanks!

    In the future, though, please CC all/any ACPI-related changes to the
    linux-acpi mailing list.

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