On Wed, Feb 12, 2025, at 6:50 AM, Ilpo Järvinen wrote:
> On Tue, 11 Feb 2025, Kurt Borja wrote:
>
>> On Tue Feb 11, 2025 at 12:36 PM -05, Mark Pearson wrote:
>> > When reviewing and testing the recent platform profile changes I had
>> > missed that they prevent the tpacpi platform driver from registering.
>> > This error is seen in the kernel logs, and the various tpacpi entries
>> > are not created:
>> > [ 7550.642171] platform thinkpad_acpi: Resources present before probing
>> >
>> > This happens because devm_platform_profile_register() is called before
>> > tpacpi_pdev probes (thanks to Kurt Borja for identifying root cause)
>> >
>> > For now revert back to the old platform_profile_register to fix the
>> > issue. Will work on re-implementing this later as more testing is needed
>> > for full solution.
>
> Hi Mark,
>
> I've applied this to the review-ilpo-branch. I had to rewrite parts of
> your changelog though to not say "I did/will do this and that". In future,
> please just state the simple facts. What the issue is and so on, do not
> write a story about how you came to find that out. :-)
>
Ah - apologies, and thank you.
Mark
> --
> i.
>
>> > Tested on X1 Carbon G12.
>> >
>> > Fixes: 31658c916fa6 ("platform/x86: thinkpad_acpi: Use devm_platform_profile_register()")
>> >
>> > Signed-off-by: Mark Pearson <mpearson-lenovo@xxxxxxxxx>
>>
>> I believe this is done now!
>>
>> Reviewed-by: Kurt Borja <kuurtb@xxxxxxxxx>
>>
>> > ---
>> > Changes in v2:
>> > Modified approach to instead revert to old platform_profile_register
>> > method. Will revisit using devm_ version in the future as more testing
>> > needed.
>> > Changes in v3:
>> > Add check if tpacpi_pprof is valid before releasing.
>> >
>> > drivers/platform/x86/thinkpad_acpi.c | 11 +++++++++--
>> > 1 file changed, 9 insertions(+), 2 deletions(-)
>> >
>> > diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
>> > index 1fcb0f99695a..9f6d7e26e700 100644
>> > --- a/drivers/platform/x86/thinkpad_acpi.c
>> > +++ b/drivers/platform/x86/thinkpad_acpi.c
>> > @@ -10646,8 +10646,8 @@ static int tpacpi_dytc_profile_init(struct ibm_init_struct *iibm)
>> > "DYTC version %d: thermal mode available\n", dytc_version);
>> >
>> > /* Create platform_profile structure and register */
>> > - tpacpi_pprof = devm_platform_profile_register(&tpacpi_pdev->dev, "thinkpad-acpi",
>> > - NULL, &dytc_profile_ops);
>> > + tpacpi_pprof = platform_profile_register(&tpacpi_pdev->dev, "thinkpad-acpi-profile",
>> > + NULL, &dytc_profile_ops);
>> > /*
>> > * If for some reason platform_profiles aren't enabled
>> > * don't quit terminally.
>> > @@ -10665,8 +10665,15 @@ static int tpacpi_dytc_profile_init(struct ibm_init_struct *iibm)
>> > return 0;
>> > }
>> >
>> > +static void dytc_profile_exit(void)
>> > +{
>> > + if (!IS_ERR_OR_NULL(tpacpi_pprof))
>> > + platform_profile_remove(tpacpi_pprof);
>> > +}
>> > +
>> > static struct ibm_struct dytc_profile_driver_data = {
>> > .name = "dytc-profile",
>> > + .exit = dytc_profile_exit,
>> > };
>> >
>> > /*************************************************************************
>>
