linux-kernel - Re: [PATCH v2 1/2] ACPI: platform: Ignore SMB0001 only when it has resources

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Date:   Mon, 26 Jun 2023 11:15:18 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     "Rafael J. Wysocki" <rafael@...nel.org>
Cc:     linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-i2c@...r.kernel.org, acpica-devel@...ts.linuxfoundation.org,
        Len Brown <lenb@...nel.org>,
        Andi Shyti <andi.shyti@...nel.org>,
        Robert Moore <robert.moore@...el.com>,
        Michael Brunner <michael.brunner@...tron.com>
Subject: Re: [PATCH v2 1/2] ACPI: platform: Ignore SMB0001 only when it has
 resources

On Fri, Jun 23, 2023 at 04:43:55PM +0200, Rafael J. Wysocki wrote:
> On Thu, Jun 22, 2023 at 8:19 PM Andy Shevchenko
> <andriy.shevchenko@...ux.intel.com> wrote:
> > On Thu, Jun 22, 2023 at 05:53:13PM +0200, Rafael J. Wysocki wrote:
> > > On Wed, Jun 21, 2023 at 5:16 PM Andy Shevchenko
> > > <andriy.shevchenko@...ux.intel.com> wrote:

...

> > /* Check if the device has resources provided by _CRS method */
> > #define ACPI_PLATFORM_CHECK_RES         BIT(0)
> >
> > ?
> 
> Could be, but this is specific to forbidden_ids_list[].  Maybe
> ACPI_ALLOW_WO_RESOURCES or similar.

Got it, will do this way.

...

> BTW, this doesn't need to increment the count even.  It could just
> terminate the walk on the first valid resource found and tell the
> caller to return true in that case.

Indeed, thank you for the hint!

-- 
With Best Regards,
Andy Shevchenko