[PATCH v2 0/5] uncore power improvements and auto-detection

lihuisong (C) lihuisong at huawei.com
Wed Jun 10 03:33:36 CEST 2026


Hi Sivaprasad,

Can you take a look at this series?
Currently, uncore core use intel_uncore driver by default on using 
AUTO_DETECT.
This series can support automatic detection of uncore driver.
After this, user don't need modify l3fwd-power to run amd_uncore driver 
on AMD platform.

/Huisong

On 5/26/2026 4:11 PM, Huisong Li wrote:
> This series improves the uncore power management in l3fwd-power
> and adds automatic detection of uncore drivers in the power library.
>
> - Fix uncore deinitialization for non-legacy modes
> - Enable power QoS for all modes (not just legacy)
> - Fix uncore help text and log messages
> - Relocate uncore initialization from arg parsing to init_power_library()
> - Support automatic probing of multiple uncore drivers in AUTO_DETECT
>
> ---
>   v2:
>   - Remove the patch which add global uncore init and deinit interface.
>   - Remove the last patch in l3fwd-power about these new interface.
>     Will send them after this series.
>   - v1 link:
>     https://inbox.dpdk.org/dev/20260512023513.460169-1-lihuisong@huawei.com/
>
> ---
>
> Huisong Li (5):
>    examples/l3fwd-power: fix uncore deinit for non-legacy
>    examples/l3fwd-power: enable power QoS for all modes
>    examples/l3fwd-power: fix uncore help and log info
>    examples/l3fwd-power: relocate uncore initialization
>    power: support automatic detection of uncore driver
>
>   doc/guides/rel_notes/release_26_07.rst        |   6 +
>   .../sample_app_ug/l3_forward_power_man.rst    |   2 +-
>   examples/l3fwd-power/main.c                   | 256 +++++++++---------
>   lib/power/rte_power_uncore.c                  |  46 +++-
>   4 files changed, 178 insertions(+), 132 deletions(-)
>


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