Re: [PATCH v3] cpufreq: apple-soc: Fix OPP table cleanup

[Viresh Kumar <viresh.kumar@linaro.org>]

On 03-07-26, 14:20, Haoxiang Li wrote:
> apple_soc_cpufreq_init() adds OPP tables from firmware, but
> some failure paths do not remove them. The driver also uses
> dev_pm_opp_remove_all_dynamic(), which is not the right cleanup
> helper for OPP tables loaded from firmware.
> 
> Use the cpumask OPP helper after the policy CPU mask has been
> populated. Pair it with the matching cpumask remove helper on
> failure paths and in apple_soc_cpufreq_exit(). This also removes
> the separate dev_pm_opp_set_sharing_cpus() call, as the cpumask
> helper loads the DT OPP tables for all CPUs in the policy.
> 
> Fixes: 6286bbb40576 ("cpufreq: apple-soc: Add new driver to control Apple SoC CPU P-states")
> Cc: stable@vger.kernel.org
> Signed-off-by: Haoxiang Li <haoxiang_li2024@163.com>
> ---
> Changes in v2:
>  - Remove unnecessary cleanup calls.
>  - Remove OPP table from apple_soc_cpufreq_exit(). Thanks, Viresh!
> Changes in v3:
>  - Add Fixes and Cc stable tags.
>  - Use cpumask OPP helpers.
>  - Reorder init and failure cleanup. Thanks, Viresh!
> ---
>  drivers/cpufreq/apple-soc-cpufreq.c | 36 +++++++++++------------------
>  1 file changed, 14 insertions(+), 22 deletions(-)

Applied. Thanks.

-- 
viresh