From nobody Sat Feb 7 21:14:38 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 988202BDC32; Mon, 2 Feb 2026 09:56:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770026195; cv=none; b=ae7MEM24RxsS1oWqUAmHQuvT7gKakHUhxJOpT4rGGgQLOLUuhT1Pt3ig8O3omt2DydLStEU2so/nEssTHw3vhlsUafnwFt2zHwKfMKIgpxU5kP69sDRTDZGlkGbzKKbUuzmbEQKckTQ2tv/J0UQ4DmgFriBvH+z69JmRkZoJ5A4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770026195; c=relaxed/simple; bh=To2VkYEmJRA5edR97P1H5WOqIjJetFQipCH+TeuvDts=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=W8n4YB/WFfbaJt2q8xOAHK2E9zokq7mjuW5odStLFYog5s5023r8cR+lz/6v9K+0ya80UTRmm/ScIU8fsIOqCyqWo4DpmVcrFxd1rALzaQl673/txjmD8PjA7tWfnnLkpf2Wn7GDhuzbC8woPETHiMfkWggT/HMwqFQD9+OtEn8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=nSt9BWUb; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="nSt9BWUb" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 04864C116C6; Mon, 2 Feb 2026 09:56:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1770026195; bh=To2VkYEmJRA5edR97P1H5WOqIjJetFQipCH+TeuvDts=; h=From:To:Cc:Subject:Date:From; b=nSt9BWUbMiJWt4qXGFjiKVn+G4YzRpsAAXIRMaITA0qsHNCoL0T6YbzAR5yD5hhH2 0cntAZEQ1TDGFa6bTKUaTWG/ffkX2sBBWHmjMuaXNTKy9TDSf+mAJKjNNkJLeFDI2/ BczdybJXbPy4lmFX2Vh6JW1jKLl4aarTpIhveSDE/fJUgwBjwovtDvLf6tNW6tHxSp HeqyV5i5f/c1sXxrurNxkT0OS5oZl2E0qeRzlEGK6eeBtv/Mmme//Rj5OlFh2SCNR4 vbl5M2aYbhJoBYvCUTEI9SJGVbk1D4nN1P02k5020Tq0jaLY4yyjyEeM4M2K4p1Nnv YNsIGZI8ZGSFQ== From: Arnd Bergmann To: Guenter Roeck , Alexandre Belloni , Jonathan Cameron , Arnd Bergmann , Greg Kroah-Hartman , Frank Li , Andy Shevchenko , Carlos Song , Adrian Fluturel Cc: David Lechner , =?UTF-8?q?Nuno=20S=C3=A1?= , Andy Shevchenko , linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org, linux-i3c@lists.infradead.org, linux-iio@vger.kernel.org Subject: [PATCH] i3c, iio: fix i3c driver dependencies Date: Mon, 2 Feb 2026 10:55:31 +0100 Message-Id: <20260202095628.1254175-1-arnd@kernel.org> X-Mailer: git-send-email 2.39.5 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Arnd Bergmann All combined i2c/i3c drivers appear to suffer from the same link time problem when CONFIG_I3C is set to 'm': arm-linux-gnueabi-ld: drivers/iio/magnetometer/mmc5633.o: in function `mmc5= 633_i3c_driver_init': mmc5633.c:(.init.text+0x30): undefined reference to `i3c_driver_register_wi= th_owner' This was previously fixed several times by marking individual drivers as 'depends on I2C; depends on I3C || !I3C', but this gets tedious and is somewhat confusing. Add a Kconfig symbol 'I3C_OR_I2C' to help replace those dependencies, and use this in all the existing drivers that had already fixed it as well as the new mmc5633 driver. Fixes: 6e5f6bf2e3f0 ("iio: magnetometer: Add mmc5633 sensor") Signed-off-by: Arnd Bergmann --- drivers/hwmon/Kconfig | 17 ++--------------- drivers/i3c/Kconfig | 12 ++++++++++++ drivers/iio/magnetometer/Kconfig | 2 +- drivers/misc/amd-sbi/Kconfig | 3 +-- 4 files changed, 16 insertions(+), 18 deletions(-) diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index 41c381764c2b..1ddb3f73fdc0 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -1493,8 +1493,7 @@ config SENSORS_LM73 =20 config SENSORS_LM75 tristate "National Semiconductor LM75 and compatibles" - depends on I2C - depends on I3C || !I3C + depends on I3C_OR_I2C select REGMAP_I2C select REGMAP_I3C if I3C help @@ -2381,19 +2380,7 @@ config SENSORS_TMP102 =20 config SENSORS_TMP103 tristate "Texas Instruments TMP103" - depends on I2C - select REGMAP_I2C - help - If you say yes here you get support for Texas Instruments TMP103 - sensor chips. - - This driver can also be built as a module. If so, the module - will be called tmp103. - -config SENSORS_TMP108 - tristate "Texas Instruments TMP108" - depends on I2C - depends on I3C || !I3C + depends on I3C_OR_I2C select REGMAP_I2C select REGMAP_I3C if I3C help diff --git a/drivers/i3c/Kconfig b/drivers/i3c/Kconfig index 30a441506f61..626c54b386d5 100644 --- a/drivers/i3c/Kconfig +++ b/drivers/i3c/Kconfig @@ -22,3 +22,15 @@ menuconfig I3C if I3C source "drivers/i3c/master/Kconfig" endif # I3C + +config I3C_OR_I2C + tristate + default m if I3C=3Dm + default I2C + help + Device drivers using module_i3c_i2c_driver() can use either + i2c or i3c hosts, but cannot be built-in for the kernel when + CONFIG_I3C=3Dm. + + Add 'depends on I2C_OR_I3C' in Kconfig for those drivers to + get the correct dependencies. diff --git a/drivers/iio/magnetometer/Kconfig b/drivers/iio/magnetometer/Kc= onfig index 2b81b22c9550..448fef4e5716 100644 --- a/drivers/iio/magnetometer/Kconfig +++ b/drivers/iio/magnetometer/Kconfig @@ -143,7 +143,7 @@ config MMC5633 tristate "MEMSIC MMC5633 3-axis magnetic sensor" select REGMAP_I2C if I2C select REGMAP_I3C if I3C - depends on I2C || I3C + depends on I3C_OR_I2C help Say yes here to build support for the MEMSIC MMC5633 3-axis magnetic sensor. diff --git a/drivers/misc/amd-sbi/Kconfig b/drivers/misc/amd-sbi/Kconfig index be022c71a90c..30e7fad7356c 100644 --- a/drivers/misc/amd-sbi/Kconfig +++ b/drivers/misc/amd-sbi/Kconfig @@ -1,10 +1,9 @@ # SPDX-License-Identifier: GPL-2.0-only config AMD_SBRMI_I2C tristate "AMD side band RMI support" - depends on I2C + depends on I3C_OR_I2C depends on ARM || ARM64 || COMPILE_TEST select REGMAP_I2C - depends on I3C || !I3C select REGMAP_I3C if I3C help Side band RMI over I2C/I3C support for AMD out of band management. --=20 2.39.5