linux-kernel - Re: [PATCH v1 1/2] ACPI: platform: Ignore SMB0001 only when it has resources

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Message-ID: <b9af5a068cc0b5e785c8e2ddfc70d811fd5929cd.camel@kontron.com>
Date:   Wed, 21 Jun 2023 07:46:42 +0000
From:   Michael Brunner <michael.brunner@...tron.com>
To:     "andriy.shevchenko@...ux.intel.com" 
        <andriy.shevchenko@...ux.intel.com>,
        "acpica-devel@...ts.linuxfoundation.org" 
        <acpica-devel@...ts.linuxfoundation.org>,
        "rafael.j.wysocki@...el.com" <rafael.j.wysocki@...el.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-i2c@...r.kernel.org" <linux-i2c@...r.kernel.org>,
        "wsa@...nel.org" <wsa@...nel.org>,
        "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>
CC:     "robert.moore@...el.com" <robert.moore@...el.com>,
        "rafael@...nel.org" <rafael@...nel.org>,
        "lenb@...nel.org" <lenb@...nel.org>,
        "andi.shyti@...nel.org" <andi.shyti@...nel.org>
Subject: Re: [PATCH v1 1/2] ACPI: platform: Ignore SMB0001 only when it has
 resources

On Tue, 2023-06-20 at 19:35 +0300, Andy Shevchenko wrote:
> After switchind i2c-scmi driver to be a plaform one it stopped
> being enumerated on number of Kontron platformsm, because it's
> listed in the forbidden_id_list.
> 
> To resolve the situation, split the list to generic one and
> another that holds devices that has to be skiped if and only if
> they have bogus resources attached (_CRS method returns some).
> 
> Fixes: 03d4287add6e ("i2c: scmi: Convert to be a platform driver")
> Closes: https://lore.kernel.org/r/60c1756765b9a3f1eab0dcbd84f59f00fe1caf48.camel@kontron.com
> Reported-by: Michael Brunner <michael.brunner@...tron.com>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

Works as expected - the SMB0001 device shows up as platform device and
the i2c-scmi driver is enumerated again on the affected boards.
Thanks a lot!

Best regards,
  Michael Brunner