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 1550A2D5A14; Wed, 4 Feb 2026 15:18:22 +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=1770218303; cv=none; b=qvIAPIxLDtPSRhtKKAKFcfMBZ/8iDpONtjk9wMNa7xE79c3J3mWkjVFcKTobSxWOfTSVr44EuIjyIWpi91aYxboMwIgDUqVoenY2YuBUGqQRiJFISu6SThISkhEbrZKgW2VeRGtOH151nE6gZHAqsrALgN69VNdZb/IAZDStYbk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770218303; c=relaxed/simple; bh=HQeaG6J06uq/VOAhgATsflV/Mqd8qmbE/uN5eKDw/Co=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=O6Sp2z5qyblaByMMpUeGu6LcY9BnawNw+c/eS88FHi4lGV7Cel8aVy/6FvA2FH3XsfIZddD8Eohq47684KqN9iycdBvt4lnN+BWecxmReGLs+ctNL225PmFQqj0hC2/d9DGkU7iqmKaPe5OowPcDCOTd5G1wAk0I1+tpJyA+vEQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=y3m+XwUg; 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="y3m+XwUg" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4FA70C4CEF7; Wed, 4 Feb 2026 15:18:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1770218302; bh=HQeaG6J06uq/VOAhgATsflV/Mqd8qmbE/uN5eKDw/Co=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=y3m+XwUgXt/pIJKtwG5QoPbIhMS5/zD789oV1aI3E+CxrWXzojyy2G/yzaAVENf5/ Mcj6sN6OxOOrp0iWY9dKGsNNYRWSObCV/p6M3aGJdfWJJYUnnzrHuxKk+QHsNUvrFI n9PdaAWZTH/6QFRYOMj2x5jHCT5kdmTUHBrIJ6bU= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Fiona Klute , David Lechner , Jonathan Cameron , Sasha Levin Subject: [PATCH 6.1 237/280] iio: chemical: scd4x: fix reported channel endianness Date: Wed, 4 Feb 2026 15:40:11 +0100 Message-ID: <20260204143918.153535636@linuxfoundation.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260204143909.614719725@linuxfoundation.org> References: <20260204143909.614719725@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 6.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Fiona Klute [ Upstream commit 81d5a5366d3c20203fb9d7345e1aa46d668445a2 ] 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: Sasha Levin 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 @@ -518,7 +518,7 @@ static const struct iio_chan_spec scd4x_ .sign = 'u', .realbits = 16, .storagebits = 16, - .endianness = IIO_BE, + .endianness = IIO_CPU, }, }, { @@ -533,7 +533,7 @@ static const struct iio_chan_spec scd4x_ .sign = 'u', .realbits = 16, .storagebits = 16, - .endianness = IIO_BE, + .endianness = IIO_CPU, }, }, { @@ -546,7 +546,7 @@ static const struct iio_chan_spec scd4x_ .sign = 'u', .realbits = 16, .storagebits = 16, - .endianness = IIO_BE, + .endianness = IIO_CPU, }, }, };