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 1368EEB64DC for ; Sun, 9 Jul 2023 11:28:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232649AbjGIL2p (ORCPT ); Sun, 9 Jul 2023 07:28:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38434 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232628AbjGIL2p (ORCPT ); Sun, 9 Jul 2023 07:28:45 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 510A1198 for ; Sun, 9 Jul 2023 04:28:44 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id DA46760BC4 for ; Sun, 9 Jul 2023 11:28:43 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E8DF8C433C8; Sun, 9 Jul 2023 11:28:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1688902123; bh=dDEwOdeSI/YH2IrZ1mYKTvF4CWwlayrDrSDnlh2ZhnA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hyQOMlgTgjPprSk+mYs5ld6MWxdNsRFV/4eJZAluXcDO9rdonR4DIiNyOhl7SXlRv MykRZBFrD2X5DSpRAJFnD2Q1SrfFc0OBZcgHfC0OzIQDF5gB2Y48d5K7qI3vVghPsp k6pm++30pKGTw/wkOT40+r9ycavTJrDqn3JMhUc0= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Kuogee Hsieh , Marijn Suijten , Dmitry Baryshkov , Sasha Levin Subject: [PATCH 6.3 263/431] drm/msm/dpu: set DSC flush bit correctly at MDP CTL flush register Date: Sun, 9 Jul 2023 13:13:31 +0200 Message-ID: <20230709111457.314818035@linuxfoundation.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230709111451.101012554@linuxfoundation.org> References: <20230709111451.101012554@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Kuogee Hsieh [ Upstream commit 12cef323c903bd8b13d1f6ff24a9695c2cdc360b ] The CTL_FLUSH register should be programmed with the 22th bit (DSC_IDX) to flush the DSC hardware blocks, not the literal value of 22 (which corresponds to flushing VIG1, VIG2 and RGB1 instead). Changes in V12: -- split this patch out of "separate DSC flush update out of interface" Changes in V13: -- rewording the commit text Changes in V14: -- drop 'DSC" from "The DSC CTL_FLUSH register" at commit text Fixes: 77f6da90487c ("drm/msm/disp/dpu1: Add DSC support in hw_ctl") Signed-off-by: Kuogee Hsieh Reviewed-by: Marijn Suijten Patchwork: https://patchwork.freedesktop.org/patch/539496/ Link: https://lore.kernel.org/r/1685036458-22683-2-git-send-email-quic_khsieh@quicinc.com Signed-off-by: Dmitry Baryshkov Signed-off-by: Sasha Levin --- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c index 6c53ea560ffaa..3ef2e37b41087 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c @@ -505,7 +505,7 @@ static void dpu_hw_ctl_intf_cfg_v1(struct dpu_hw_ctl *ctx, DPU_REG_WRITE(c, CTL_MERGE_3D_ACTIVE, BIT(cfg->merge_3d - MERGE_3D_0)); if (cfg->dsc) { - DPU_REG_WRITE(&ctx->hw, CTL_FLUSH, DSC_IDX); + DPU_REG_WRITE(&ctx->hw, CTL_FLUSH, BIT(DSC_IDX)); DPU_REG_WRITE(c, CTL_DSC_ACTIVE, cfg->dsc); } } -- 2.39.2