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 C559578F4A for ; Mon, 1 Dec 2025 21:14:35 +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=1764623675; cv=none; b=H8Nfuu++kMHYffK+WTWJvaHK/w0ZnrlsfCdcmYg3qvnc1baA0hcGSjwk0l09hyKQTs3pQfJCCgyLptajh4KBhQo/YMMj6+nJp1sT0BEf77OoZVK/RhBeA0xHM0c+rjl3dX1clrS3C0fFxf2U5wETJD7kAuvZKm76+PXNbm05Jik= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764623675; c=relaxed/simple; bh=/qm6BJYu+dnKlM9NA0aCaHnapg5kjcaM+WGbo3ZM35s=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=OYDMUqJWkjiohPB+LcuVDb53BccbLPRSyVuv9yt/eW0+rbLQmJcY7D3w6D2vy77Gx7geOHo799dTcWbKrfdUAx5AkjwFK8KEW5r3na6EybhZcSIkELOwyGJSxGbp28fbH7yTV6wE4cQC8+pzC0T5GlfT/GyQKrKMDQftb33vLLg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=GBJuw90h; 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="GBJuw90h" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1F776C4CEF1; Mon, 1 Dec 2025 21:14:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1764623675; bh=/qm6BJYu+dnKlM9NA0aCaHnapg5kjcaM+WGbo3ZM35s=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GBJuw90h5oPNpbUYuS+P4sRS+Vo7L25OuX0F3SyNgONBNdT7fysaH6GIHPyoAv/0Q zK9FoFX1wzOX0jjYkT3lZRw1GO3xX7qAmLiouFOATEPRdbiFkCW1jkCNLTutxi5YzP 4JWNNkInxdaIcVIOYj+ec3Vh85oRH+VECqOOZ68LFE11doubVUAsZAejXUe8MFRH4M HuSStUhhVzLI3kzLTvqLjBAiTqR+Ny6w94Wr1F/SQowOMC1Qzicw68lZKCEjT1PrXH LNBccCnYWsurLzvzSayz/Z7s9UM1xurbMomIRRudYkcVsZ7I+GCWDjOGujPGs0082S eUzHZuuSBD+kQ== From: Sasha Levin To: stable@vger.kernel.org Cc: ChiYuan Huang , Andy Hsu , David Lechner , Stable@vger.kernel.org, Jonathan Cameron , Sasha Levin Subject: [PATCH 6.6.y] iio: adc: rtq6056: Correct the sign bit index Date: Mon, 1 Dec 2025 16:14:31 -0500 Message-ID: <20251201211431.1259882-1-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <2025120113-voltage-chamber-e0d4@gregkh> References: <2025120113-voltage-chamber-e0d4@gregkh> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: ChiYuan Huang [ Upstream commit 9b45744bf09fc2a3287e05287141d6e123c125a7 ] The vshunt/current reported register is a signed 16bit integer. The sign bit index should be '15', not '16'. Fixes: 4396f45d211b ("iio: adc: Add rtq6056 support") Reported-by: Andy Hsu Signed-off-by: ChiYuan Huang Reviewed-by: David Lechner Cc: Signed-off-by: Jonathan Cameron [ adapted switch statement to existing if-else structure for sign_extend32() fix ] Signed-off-by: Sasha Levin --- drivers/iio/adc/rtq6056.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/adc/rtq6056.c b/drivers/iio/adc/rtq6056.c index ad4cea6839b27..3ffdcb9f88336 100644 --- a/drivers/iio/adc/rtq6056.c +++ b/drivers/iio/adc/rtq6056.c @@ -171,7 +171,7 @@ static int rtq6056_adc_read_channel(struct rtq6056_priv *priv, if (addr == RTQ6056_REG_BUSVOLT || addr == RTQ6056_REG_POWER) *val = regval; else - *val = sign_extend32(regval, 16); + *val = sign_extend32(regval, 15); return IIO_VAL_INT; } -- 2.51.0