From: Krzysztof Kozlowski <krzk@kernel.org>
To: "Uwe Kleine-König (The Capable Hub)"
<u.kleine-koenig@baylibre.com>,
"David Heidelberg" <david@ixit.cz>,
"Mark Greer" <mgreer@animalcreek.com>,
"Simon Horman" <horms@kernel.org>,
"Tomasz Unger" <tomasz.unger@yahoo.pl>
Cc: oe-linux-nfc@lists.linux.dev, linux-kernel@vger.kernel.org,
linux-wireless@vger.kernel.org
Subject: Re: [PATCH v1 07/12] nfc: Drop __maybe_unused from of_device_id tables
Date: Tue, 7 Jul 2026 19:28:57 +0200 [thread overview]
Message-ID: <c5b1dec1-de39-4359-9cee-86cfac87b358@kernel.org> (raw)
In-Reply-To: <031ea0ae38838df3261f844eb13e9841769b49a7.1783091699.git.u.kleine-koenig@baylibre.com>
On 03/07/2026 17:46, Uwe Kleine-König (The Capable Hub) wrote:
> Referencing these arrays in MODULE_DEVICE_TABLE() is enough to convince
> the compiler that they are used even if the drivers are built-in (since
> 5ab23c7923a1 ("modpost: Create modalias for builtin modules"). So the
> __maybe_unused marking can be removed without introducing a compiler
> warning.
>
> Signed-off-by: Uwe Kleine-König (The Capable Hub) <u.kleine-koenig@baylibre.com>
> ---
> drivers/nfc/nfcmrvl/i2c.c | 2 +-
> drivers/nfc/nfcmrvl/spi.c | 2 +-
> drivers/nfc/pn533/i2c.c | 2 +-
> drivers/nfc/pn544/i2c.c | 2 +-
> drivers/nfc/s3fwrn5/i2c.c | 2 +-
> drivers/nfc/st-nci/i2c.c | 2 +-
> drivers/nfc/st-nci/spi.c | 2 +-
> drivers/nfc/st21nfca/i2c.c | 2 +-
> drivers/nfc/st95hf/core.c | 2 +-
> drivers/nfc/trf7970a.c | 2 +-
> 10 files changed, 10 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/nfc/nfcmrvl/i2c.c b/drivers/nfc/nfcmrvl/i2c.c
> index 66877a7d03f2..687d2979b881 100644
> --- a/drivers/nfc/nfcmrvl/i2c.c
> +++ b/drivers/nfc/nfcmrvl/i2c.c
> @@ -245,7 +245,7 @@ static void nfcmrvl_i2c_remove(struct i2c_client *client)
> }
>
>
> -static const struct of_device_id of_nfcmrvl_i2c_match[] __maybe_unused = {
> +static const struct of_device_id of_nfcmrvl_i2c_match[] = {
> { .compatible = "marvell,nfc-i2c", },
> {},
This (and probably others) should re-introduce warnings on !MODULE and
!OF builds (and other cases).
Best regards,
Krzysztof
next prev parent reply other threads:[~2026-07-07 17:29 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-03 15:46 [PATCH v1 00/12] nfc: Various cleanups around device_id arrays Uwe Kleine-König (The Capable Hub)
2026-07-03 15:46 ` [PATCH v1 01/12] nfc: Drop __maybe_unused from acpi_device_id tables Uwe Kleine-König (The Capable Hub)
2026-07-03 15:46 ` [PATCH v1 02/12] nfc: Drop unused assignment of acpi_device_id driver data Uwe Kleine-König (The Capable Hub)
2026-07-03 15:46 ` [PATCH v1 03/12] nfc: Initialize acpi_device_id arrays using member names Uwe Kleine-König (The Capable Hub)
2026-07-07 17:12 ` Ian Ray
2026-07-03 15:46 ` [PATCH v1 04/12] nfc: Unify style of acpi_device_id arrays Uwe Kleine-König (The Capable Hub)
2026-07-03 15:46 ` [PATCH v1 05/12] nfc: pn544: Drop empty line between i2c_device_id array and MODULE_DEVICE_TABLE() Uwe Kleine-König (The Capable Hub)
2026-07-03 15:46 ` [PATCH v1 06/12] nfc: Initialize mei_cl_device_idarrays using member names Uwe Kleine-König (The Capable Hub)
2026-07-03 15:46 ` [PATCH v1 07/12] nfc: Drop __maybe_unused from of_device_id tables Uwe Kleine-König (The Capable Hub)
2026-07-07 17:28 ` Krzysztof Kozlowski [this message]
2026-07-08 5:05 ` Uwe Kleine-König (The Capable Hub)
2026-07-03 15:46 ` [PATCH v1 08/12] nfc: Unify style of of_device_id arrays Uwe Kleine-König (The Capable Hub)
2026-07-07 17:13 ` Ian Ray
2026-07-03 15:46 ` [PATCH v1 09/12] nfc: Drop unused assignment of spi_device_id driver data Uwe Kleine-König (The Capable Hub)
2026-07-03 15:46 ` [PATCH v1 10/12] nfc: Initialize spi_device_idarrays using member names Uwe Kleine-König (The Capable Hub)
2026-07-03 15:46 ` [PATCH v1 11/12] nfc: Unify style of spi_device_id arrays Uwe Kleine-König (The Capable Hub)
2026-07-03 15:46 ` [PATCH v1 12/12] nfc: Unify style of usb_device_id arrays Uwe Kleine-König (The Capable Hub)
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