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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3CBC7C3F2D1 for ; Tue, 3 Mar 2020 17:53:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0EF8220CC7 for ; Tue, 3 Mar 2020 17:53:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1583258037; bh=g9RnykzEodxfWrp1WVCnoI0ktr7vw50NZU8MMja7NyI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=rdvdOvczd92osQNb4mFX5KPoYKnsak7rXZ2ZqdHcEx/EUpECAdeZHMWyDLBI9JkSC rV7UipQFIpo0KdEXcgKAnXuQCZoHDehqOGj8NQzbORYml937UPZyZOLlDmrmuHjxDp 4OGgHuQMfuV94Fc9ThcKRF8MX5QE01Gkd0REXrNU= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732436AbgCCRx4 (ORCPT ); Tue, 3 Mar 2020 12:53:56 -0500 Received: from mail.kernel.org ([198.145.29.99]:34462 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732088AbgCCRxq (ORCPT ); Tue, 3 Mar 2020 12:53:46 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id CE2FF20CC7; Tue, 3 Mar 2020 17:53:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1583258026; bh=g9RnykzEodxfWrp1WVCnoI0ktr7vw50NZU8MMja7NyI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=1gfX0jCb6sH13naQ/yKCwXn8KkOpN544mPARLA38PzPaqzv4yZfP1hcHa8Rbncd2k K2CRBU220RibBuuqBn+VQ/FmQ1/n+ahTi/XwTHGl2LWToyQLTSyMBXFn5kp9E64346 mGaOoSgbcUeQyuJi/duJy8ujD4aWoWnCs7nVajp0= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Sung Lee , Tony Cheng , Bhawanpreet Lakha , Alex Deucher , Sasha Levin Subject: [PATCH 5.4 041/152] drm/amd/display: Do not set optimized_require to false after plane disable Date: Tue, 3 Mar 2020 18:42:19 +0100 Message-Id: <20200303174307.070810752@linuxfoundation.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200303174302.523080016@linuxfoundation.org> References: <20200303174302.523080016@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Sung Lee [ Upstream commit df36f6cf23ada812930afa8ee76681d4ad307c61 ] [WHY] The optimized_require flag is needed to set watermarks and clocks lower in certain conditions. This flag is set to true and then set to false while programming front end in dcn20. [HOW] Do not set the flag to false while disabling plane. Signed-off-by: Sung Lee Reviewed-by: Tony Cheng Acked-by: Bhawanpreet Lakha Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c index 937a8ba811603..e933f6a369f92 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c @@ -493,7 +493,6 @@ static void dcn20_plane_atomic_disable(struct dc *dc, struct pipe_ctx *pipe_ctx) dpp->funcs->dpp_dppclk_control(dpp, false, false); hubp->power_gated = true; - dc->optimized_required = false; /* We're powering off, no need to optimize */ dc->hwss.plane_atomic_power_down(dc, pipe_ctx->plane_res.dpp, -- 2.20.1