From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0C9A6C4332F for ; Fri, 25 Feb 2022 00:21:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235998AbiBYAWN (ORCPT ); Thu, 24 Feb 2022 19:22:13 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37788 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235989AbiBYAWJ (ORCPT ); Thu, 24 Feb 2022 19:22:09 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D460D26134; Thu, 24 Feb 2022 16:21:37 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 6F40F61CE5; Fri, 25 Feb 2022 00:21:37 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C4277C340E9; Fri, 25 Feb 2022 00:21:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1645748496; bh=zL7K5H0gG9i3MojJhvMFQOdtVRIDLw7kDEqM24zLUlA=; h=In-Reply-To:References:Subject:From:Cc:To:Date:From; b=dUfqYmeiNZpNTuzZiH/9xYLYzlWiB4P+/auqvVlPa1U+gKz5qhfFBVwj9UZ6LMYQx vgeM1YWVAWtz1xOeeXZ6z9dGQoDigFZzzxCEll27gpvgN6mDTtiATjXZRG05uQ8lby oMpky7ylgWVr8jY5UeKL/0+TFKV/HinmxsqAhf/rxUU/VmUB5onQ3BwOdTqHqx2Zgo pq9LG0+SIhHwFTFsouc26LuFSxSJ8mlo+ozcg5qPuGZ32lQ2VkzEDiGm5zHB/p+rKg 2Bm1X9/3DZIUWhuIhi7nmiqvH78+v5RV2N7Grt8OvlQnZAxPlncSP2Yy9d1bnPGURK cKT4DzX3hqhkQ== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable In-Reply-To: <20220223185606.3941-2-tdas@codeaurora.org> References: <20220223185606.3941-1-tdas@codeaurora.org> <20220223185606.3941-2-tdas@codeaurora.org> Subject: Re: [v2 2/2] clk: qcom: dispcc: Update the transition delay for MDSS GDSC From: Stephen Boyd Cc: Rajendra Nayak , linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, Taniya Das To: Michael Turquette , Taniya Das Date: Thu, 24 Feb 2022 16:21:35 -0800 User-Agent: alot/0.10 Message-Id: <20220225002136.C4277C340E9@smtp.kernel.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Quoting Taniya Das (2022-02-23 10:56:06) > On SC7180 we observe black screens because the gdsc is being > enabled/disabled very rapidly and the GDSC FSM state does not work as > expected. This is due to the fact that the GDSC reset value is being > updated from SW. >=20 > The recommended transition delay for mdss core gdsc updated for > SC7180/SC7280/SM8250. >=20 > Fixes: dd3d06622138 ("clk: qcom: Add display clock controller driver for = SC7180") > Fixes: 1a00c962f9cd ("clk: qcom: Add display clock controller driver for = SC7280") > Fixes: 80a18f4a8567 ("clk: qcom: Add display clock controller driver for = SM8150 and SM8250") > Signed-off-by: Taniya Das > --- Applied to clk-fixes