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 E77B7C77B73 for ; Mon, 8 May 2023 11:35:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235913AbjEHLfA (ORCPT ); Mon, 8 May 2023 07:35:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56152 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235966AbjEHLen (ORCPT ); Mon, 8 May 2023 07:34:43 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7265A3DC9E for ; Mon, 8 May 2023 04:34:05 -0700 (PDT) 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 AD14B631C3 for ; Mon, 8 May 2023 11:32:48 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C3C70C433D2; Mon, 8 May 2023 11:32:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1683545568; bh=FyRSMsruWJmhoNEsElt/l5MHC/crHin+tdK/RoLzLGg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HG5IqPtlbgE8YO0zDjwZOIk370KgBcn+6Rch3b0ZHg1EQFMHLR4TpX5rEJypYQ1vo cDdepQX/7ec1FXTuELckyOrBHgeXbag847aPf2rGM8hkwguZs0umYL9b5olurlR4qg PttioS+R61q70CEeUB8GCPoBNpvZSWqB6vBmlGeA= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Vinod Polimera , Dmitry Baryshkov , Sasha Levin Subject: [PATCH 5.15 082/371] drm/msm/disp/dpu: check for crtc enable rather than crtc active to release shared resources Date: Mon, 8 May 2023 11:44:43 +0200 Message-Id: <20230508094815.360390827@linuxfoundation.org> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230508094811.912279944@linuxfoundation.org> References: <20230508094811.912279944@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: Vinod Polimera [ Upstream commit b6975693846b562c4d3e0e60cc884affc5bdac00 ] According to KMS documentation, The driver must not release any shared resources if active is set to false but enable still true. Fixes: ccc862b957c6 ("drm/msm/dpu: Fix reservation failures in modeset") Signed-off-by: Vinod Polimera Reviewed-by: Dmitry Baryshkov Patchwork: https://patchwork.freedesktop.org/patch/524726/ Link: https://lore.kernel.org/r/1677774797-31063-5-git-send-email-quic_vpolimer@quicinc.com Signed-off-by: Dmitry Baryshkov Signed-off-by: Sasha Levin --- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index 5f236395677e6..03bddd904d1a1 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -637,7 +637,7 @@ static int dpu_encoder_virt_atomic_check( if (drm_atomic_crtc_needs_modeset(crtc_state)) { dpu_rm_release(global_state, drm_enc); - if (!crtc_state->active_changed || crtc_state->active) + if (!crtc_state->active_changed || crtc_state->enable) ret = dpu_rm_reserve(&dpu_kms->rm, global_state, drm_enc, crtc_state, topology); } -- 2.39.2