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 9AD3F54BCE; Tue, 23 Jan 2024 01:40:08 +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=1705974008; cv=none; b=bRs8Pzp2C+joUkfqtb4OqxtKrvrLtTUQ7jY2/kmTtr7lrneEMufMsQJR/cU9oiTODMa/phWwOKsdcLlUBrL5ZOVA5unWPkZvIgkW+BbIJQNlaOwzaIdB6rN7qzGY8KXCde/CBgVSL9DXPLd7pQ5fdSbVWlW1a6fd0qYvEiC2xBM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705974008; c=relaxed/simple; bh=K6JPH35hNIKgK4ySHRZws6uTkfcipBQ6SKYuqI91PrU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=bHVIXZPT/4O4yncvy/OgsI+ZVtd/CX0GykPpVLpc62cp1aGj27vyUXP+riLlHYymTtn3Lwyxf7mEj3DeWquuZHu82jY703e9fAH+B2Ffu002e5BJLHWWcsfVVubW9FlwC1DK3h9oWKZXyavvZoAr2Blm9c39s3w1vKHqCBcJNTw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=udYDdQt2; 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="udYDdQt2" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1419DC433C7; Tue, 23 Jan 2024 01:40:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1705974008; bh=K6JPH35hNIKgK4ySHRZws6uTkfcipBQ6SKYuqI91PrU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=udYDdQt2558+vk4YmfgQy/qVupVAQ51tbwC4EyCANeMJ98xuvbwzO6xDAkX5i+6bO K5ysXPOepSqcWYN0252FESi6JuIxZ5E7NJpnx1lJ12rw55p0qV1gzYLj9bICEkerVJ rUvsPJt0AD2/Lg8HZB58ySD/ZLnwgqfywxWukFfo= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Alex Vinarskis , Andy Shevchenko , "Rafael J. Wysocki" , Sasha Levin Subject: [PATCH 5.15 089/374] ACPI: LPSS: Fix the fractional clock divider flags Date: Mon, 22 Jan 2024 15:55:45 -0800 Message-ID: <20240122235747.711027210@linuxfoundation.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240122235744.598274724@linuxfoundation.org> References: <20240122235744.598274724@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Andy Shevchenko [ Upstream commit 3ebccf1d1ca74bbb78e6f8c38d1d172e468d91f8 ] The conversion to CLK_FRAC_DIVIDER_POWER_OF_TWO_PS uses wrong flags in the parameters and hence miscalculates the values in the clock divider. Fix this by applying the flag to the proper parameter. Fixes: 82f53f9ee577 ("clk: fractional-divider: Introduce POWER_OF_TWO_PS flag") Reported-by: Alex Vinarskis Signed-off-by: Andy Shevchenko Signed-off-by: Rafael J. Wysocki Signed-off-by: Sasha Levin --- drivers/acpi/acpi_lpss.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c index f609f9d62efd..332befb5f579 100644 --- a/drivers/acpi/acpi_lpss.c +++ b/drivers/acpi/acpi_lpss.c @@ -439,8 +439,9 @@ static int register_device_clock(struct acpi_device *adev, if (!clk_name) return -ENOMEM; clk = clk_register_fractional_divider(NULL, clk_name, parent, + 0, prv_base, 1, 15, 16, 15, CLK_FRAC_DIVIDER_POWER_OF_TWO_PS, - prv_base, 1, 15, 16, 15, 0, NULL); + NULL); parent = clk_name; clk_name = kasprintf(GFP_KERNEL, "%s-update", devname); -- 2.43.0