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From: Andy Shevchenko <andriy.shevchenko@intel.com>
To: Sakari Ailus <sakari.ailus@linux.intel.com>
Cc: linux-media@vger.kernel.org, linux-acpi@vger.kernel.org,
	rafael@kernel.org
Subject: Re: [PATCH 3/3] media: i2c: Use ACPI_PTR() for ACPI ID tables
Date: Fri, 28 Aug 2026 18:22:43 +0300	[thread overview]
Message-ID: <apGnw9HlXSfVGy4z@ashevche-desk.local> (raw)
In-Reply-To: <apGk_7Uy_NcHG8V3@kekkonen.localdomain>

On Fri, Aug 28, 2026 at 06:10:55PM +0300, Sakari Ailus wrote:
> On Fri, Aug 28, 2026 at 03:30:10PM +0200, Andy Shevchenko wrote:
> > On Fri, Aug 28, 2026 at 11:43:28AM +0300, Sakari Ailus wrote:
> > > Add ACPI_PTR() to the ACPI ID tables where missing. The patch has been
> > > produced with the following command:
> > > 
> > > git grep -lP 'acpi_match_table.*=\s*(?!ACPI_PTR)' \
> > > 	drivers/media/|while read i; do
> > > 	perl -i -pe 's/\.acpi_match_table\s*=\s*\K(\w+),/ACPI_PTR($1),/' $i;
> > > done
> > 
> > NAK.
> > 
> > It doesn't explain why we need that. This also inconsistent with OF type of
> > IDs.
> 
> ACPI IDs are used on ACPI only while compatible strings are used on both
> ACPI and OF. Thus the ACPI ID table is redundant if CONFIG_ACPI is
> disabled.

They may be informative for the cases when on the working say OF system I can
get the IDs for ACPI based platforms at run-time.

Also you just save a couple of dozens of bytes. This is peanuts and unneeded
churn. Again, here is my formal

NAKed-by: Andy Shevchenko <andriy.shevchenko@intel.com>

In case you want to override that, please keep it in the commit message (among
other tags). And yes, we have such a tag in the Git history of Linux kernel.

-- 
With Best Regards,
Andy Shevchenko



  reply	other threads:[~2026-08-28 15:22 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-28  8:43 [PATCH 0/3] Make ACPI_PTR() use PTR_IF() Sakari Ailus
2026-08-28  8:43 ` [PATCH 1/3] media: ipu-bridge: Drop redundant ACPI_PTR() usage Sakari Ailus
2026-08-28  9:58   ` Rafael J. Wysocki (Intel)
2026-08-28  8:43 ` [PATCH 2/3] ACPI: Use PTR_IF() for ACPI_PTR() Sakari Ailus
2026-08-28  9:56   ` Rafael J. Wysocki (Intel)
2026-08-28  8:43 ` [PATCH 3/3] media: i2c: Use ACPI_PTR() for ACPI ID tables Sakari Ailus
2026-08-28 13:30   ` Andy Shevchenko
2026-08-28 15:10     ` Sakari Ailus
2026-08-28 15:22       ` Andy Shevchenko [this message]
2026-08-28 15:44         ` Sakari Ailus

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