Re: [PATCH 0/2] clk: add a clk_hw helpers to get the clock device or device_node

[Jerome Brunet <jbrunet@baylibre.com>]

On Thu 17 Apr 2025 at 15:44, Jerome Brunet <jbrunet@baylibre.com> wrote:

> This patchset adds helpers to get the device or device_node associated with
> clk_hw. This can be used by clock drivers to access various device related
> functionality. The 2nd changes adds kunit test coverage for the new helpers
>
> This patchset is the v4 of the series previously sent here [1], with the
> amlogic patches dropped for now. I'll resume the work on the amlogic
> changes when the helpers are available in CCF core.

Hi Stephen,

Gentle reminder.
We have been stuck on this for a few months now. Could please take patch
#1 at least. There is a significant amount queued on this on and it
would really help.

Thanks

>
> Added tests run example:
>      KTAP version 1
>      # Subtest: clk_hw_register_get_dev_of_node_test_suite
>      # module: clk_test
>      1..2
>          KTAP version 1
>          # Subtest: clk_hw_register_get_dev_test
>          ok 1 clock with device reference
>          ok 2 clock missing device reference
>      # clk_hw_register_get_dev_test: pass:2 fail:0 skip:0 total:2
>      ok 1 clk_hw_register_get_dev_test
>          KTAP version 1
>          # Subtest: clk_hw_register_get_of_node_test
>          ok 1 clock with device reference
>          ok 2 clock missing device reference
>      # clk_hw_register_get_of_node_test: pass:2 fail:0 skip:0 total:2
>      ok 2 clk_hw_register_get_of_node_test
>  # clk_hw_register_get_dev_of_node_test_suite: pass:2 fail:0 skip:0 total:2
>  # Totals: pass:4 fail:0 skip:0 total:4
>  ok 17 clk_hw_register_get_dev_of_node_test_suite
>      KTAP version 1
>      # Subtest: of_clk_hw_register_get_dev_of_node_test_suite
>      # module: clk_test
>      1..2
>          KTAP version 1
>          # Subtest: of_clk_hw_register_get_dev_test
>          ok 1 clock with of_node reference
>          ok 2 clock missing of_node reference
>      # of_clk_hw_register_get_dev_test: pass:2 fail:0 skip:0 total:2
>      ok 1 of_clk_hw_register_get_dev_test
>          KTAP version 1
>          # Subtest: of_clk_hw_register_get_of_node_test
>          ok 1 clock with of_node reference
>          ok 2 clock missing of_node reference
>      # of_clk_hw_register_get_of_node_test: pass:2 fail:0 skip:0 total:2
>      ok 2 of_clk_hw_register_get_of_node_test
>  # of_clk_hw_register_get_dev_of_node_test_suite: pass:2 fail:0 skip:0 total:2
>  # Totals: pass:4 fail:0 skip:0 total:4
>
> [1]: https://lore.kernel.org/linux-clk/20250120-amlogic-clk-drop-clk-regmap-tables-v3-0-126244146947@baylibre.com
>
> Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
> ---
> Jerome Brunet (2):
>       clk: add a clk_hw helpers to get the clock device or device_node
>       clk: tests: add clk_hw_get_dev() and clk_hw_get_of_node() tests
>
>  drivers/clk/Makefile                          |   1 +
>  drivers/clk/clk.c                             |  12 ++
>  drivers/clk/clk_test.c                        | 215 ++++++++++++++++++++++++--
>  drivers/clk/kunit_clk_hw_get_dev_of_node.dtso |  10 ++
>  include/linux/clk-provider.h                  |  26 ++++
>  5 files changed, 247 insertions(+), 17 deletions(-)
> ---
> base-commit: 0af2f6be1b4281385b618cb86ad946eded089ac8
> change-id: 20250415-clk-hw-get-helpers-c2344d404f3c
>
> Best regards,

-- 
Jerome