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 CF69C18BC2F; Tue, 7 Jan 2025 19:52:40 +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=1736279561; cv=none; b=Aq49F6A7enSr6ekQso39j12co1qDoGr+oFxIj/Hcvicq6dA42dfcMeNemBf91zwtCmiMxXc+rwUIkLh4jHu1oVpWWJNHLjcN4dtvIfVpB8TeShAmTBrYTScj1m/kp2m3BTIn9Ct81BUI5ZWipIGd9nrIdogKmxVUoncjUc9yGLU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736279561; c=relaxed/simple; bh=9MlZNSuihMzsbpWH5zZsR1I+UuImjUXgbUhx3ezXKa0=; h=Message-ID:Content-Type:MIME-Version:In-Reply-To:References: Subject:From:Cc:To:Date; b=E+itYCGCb7E33uA59ky7UbSfUdV3fpJhi/fglji819SPCvBFBVlHv20BJK+2iIDy3dWAfjGugNyxMSAypTG1qayhxnXrBQVnuW+6JzljdLh9SF/rmwpWQlDtQ7taVXf8zLG+1qM8MsYfKPVUn5lHXGZhut1bxWI67nmU5J3G2N4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=pFTFQBHo; 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="pFTFQBHo" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 33F1AC4CED6; Tue, 7 Jan 2025 19:52:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1736279560; bh=9MlZNSuihMzsbpWH5zZsR1I+UuImjUXgbUhx3ezXKa0=; h=In-Reply-To:References:Subject:From:Cc:To:Date:From; b=pFTFQBHo3h4saiNnGCsllRyOcrDDUrPpocit4lCurwUEEubLaPeYTARdXT06mXJ96 A+t8NPXJKeG+RLLbzHxwgFGuHyOTdvQpVpFPPCu2J4edlKRdwMrGcpHjnEzMZzGjs4 0iZfmJM2rrNvCOSrjkU2VjBZZisKzaJqfGxVI0v901xzCgjgf40wv8zG5ER+RoIo5N MJjG7+7odbuEbJrOliuFVEYztKKmDvI9xLYuBm++51wmpfoKrsq0/VEKFnUQTT1kD5 7l6sS6WfnpQN4lKvjpmtbWGt+tfgtchWYqtjQ+vSs8eIFSil/hLoELTHrduV0P6YGI CFnLBTUmfKOMA== Message-ID: Content-Type: text/plain; charset="utf-8" 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 In-Reply-To: <20250106082937.29555-1-shubhrajyoti.datta@amd.com> References: <20250106082937.29555-1-shubhrajyoti.datta@amd.com> Subject: Re: [PATCH] clk: clocking-wizard: calculate dividers fractional parts From: Stephen Boyd Cc: git@amd.com, Shubhrajyoti Datta , Anatoliy Klymenko To: Michael Turquette , Michal Simek , Shubhrajyoti Datta , linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org Date: Tue, 07 Jan 2025 11:52:38 -0800 User-Agent: alot/0.12.dev1+gaa8c22fdeedb Quoting Shubhrajyoti Datta (2025-01-06 00:29:37) > Calculate dividers fractional parts to optimally modulate output frequenc= y. > Clocking wizard supports having multiplier m and divisors d and o. > Currently the fractional parts of m and o are not utilised. > For the pixel clock usecases a higher accuracy is needed.. > Adding support for m and o to have fractional values. >=20 > Co-developed-by: Anatoliy Klymenko > Signed-off-by: Anatoliy Klymenko > Signed-off-by: Shubhrajyoti Datta > Tested-by: Anatoliy Klymenko > --- Applied to clk-next