From mboxrd@z Thu Jan 1 00:00:00 1970 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 7E659238159; Wed, 28 Jan 2026 15:46:47 +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=1769615207; cv=none; b=mPPFBMVuUHyzCXXtYBOnuCsOz+C7Bz7iWgqPV3bF5IvSVqm0WHEivGCFVhvHTiWybpKIhaU5V2jsnS29FAIKNGt7ieNeG2PerOWEEUNQON52b/eCTBdcBdKp6lh+mfjLet316PI7/Eo0awQ7pDB40ZHA64HVd7KsJ/vVfnTiiU4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769615207; c=relaxed/simple; bh=c3FHJSznmNKq97ASJr6A5fawZvLWDjXyFNL8Qqwxruk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=UFWhrhuW7OmCo1AcE26aKSJjylUd7le1t93T7PtgtkvyQ+rP+dCCSCkYBkCuO8rbl73ArOJ9drOYbx+ZfKFtRi1ISxfW25vEu8aGSVZSkMaf+Hrj7f5frDMwdfYNJoyPvyzkT1/aKa+VH70QW4Z0bXALCTbXWLIJGRxUSRm70lU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=kKxFol6E; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="kKxFol6E" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AE742C4CEF1; Wed, 28 Jan 2026 15:46:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1769615207; bh=c3FHJSznmNKq97ASJr6A5fawZvLWDjXyFNL8Qqwxruk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kKxFol6EUOAOp2XLbzSHMScOO7WLWf+mRuslxr9my1z+DVO2rgJ5dGTS+ml+gOZwo aUVlW/XWovNa6gPN4wPMBzS+ZJAcc06Ez4Y0v3ZJi2xl1cM8CvRSZImaJMDcARfiLO TU4lNCfA2oiz1Y7uKiXlE7MuKPRdn4FEkSxnTYk4= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Fiona Klute , David Lechner , Jonathan Cameron Subject: [PATCH 6.12 109/169] iio: chemical: scd4x: fix reported channel endianness Date: Wed, 28 Jan 2026 16:23:12 +0100 Message-ID: <20260128145337.930027016@linuxfoundation.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260128145334.006287341@linuxfoundation.org> References: <20260128145334.006287341@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Fiona Klute commit 81d5a5366d3c20203fb9d7345e1aa46d668445a2 upstream. The driver converts values read from the sensor from BE to CPU endianness in scd4x_read_meas(). The result is then pushed into the buffer in scd4x_trigger_handler(), so on LE architectures parsing the buffer using the reported BE type gave wrong results. scd4x_read_raw() which provides sysfs *_raw values is not affected, it used the values returned by scd4x_read_meas() without further conversion. Fixes: 49d22b695cbb6 ("drivers: iio: chemical: Add support for Sensirion SCD4x CO2 sensor") Signed-off-by: Fiona Klute Reviewed-by: David Lechner Cc: Signed-off-by: Jonathan Cameron Signed-off-by: Greg Kroah-Hartman --- drivers/iio/chemical/scd4x.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) --- a/drivers/iio/chemical/scd4x.c +++ b/drivers/iio/chemical/scd4x.c @@ -585,7 +585,7 @@ static const struct iio_chan_spec scd4x_ .sign = 'u', .realbits = 16, .storagebits = 16, - .endianness = IIO_BE, + .endianness = IIO_CPU, }, }, { @@ -600,7 +600,7 @@ static const struct iio_chan_spec scd4x_ .sign = 'u', .realbits = 16, .storagebits = 16, - .endianness = IIO_BE, + .endianness = IIO_CPU, }, }, { @@ -613,7 +613,7 @@ static const struct iio_chan_spec scd4x_ .sign = 'u', .realbits = 16, .storagebits = 16, - .endianness = IIO_BE, + .endianness = IIO_CPU, }, }, };