From patchwork Wed Feb 8 13:42:03 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kalyan Thota X-Patchwork-Id: 651904 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 85D6BC64EC4 for ; Wed, 8 Feb 2023 13:42:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231344AbjBHNmX (ORCPT ); Wed, 8 Feb 2023 08:42:23 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42116 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230103AbjBHNmV (ORCPT ); Wed, 8 Feb 2023 08:42:21 -0500 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9955F2F7B1; Wed, 8 Feb 2023 05:42:20 -0800 (PST) Received: from pps.filterd (m0279870.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 318CwiOr019691; Wed, 8 Feb 2023 13:42:14 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references; s=qcppdkim1; bh=QhhDhHLPtQlrKQ/0w7Ad6DBmj1X9Ylr1RZKpwCxkEM0=; b=kEQ/7x59rUDPu7hy2JVkKYppQSIP41bTYAE7LMYY4VLiOogaUUGClEpBnrloQJpsYYAS GZX/mfpCvx9iMYPjilWQ1UtUXFVn4CPmS7TWfCRGTtio5yxyRioKT0XUh3TsidWIM6Pt kMRjRI5Mnb8hd75vMkSvx0/96R/W7js4mX/f5L7YjoelpyyRfv8jBWidIsxQtNUOD/1x I837fsH8T2ih/frNJ2ZVrMwcZixt4MC1xVajatjrNY2cbIq85umn+X6rKNQI1ltUGink 9jDIOhjuIHtwRSIYQXGX2WBXuvP0tKC5wC28FQfkz+6wHK6mOthc/yOaQF9Y87jLnNa0 tw== Received: from apblrppmta02.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.18.19]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3nm8x1rjwh-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 08 Feb 2023 13:42:14 +0000 Received: from pps.filterd (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTP id 318DgAru025358; Wed, 8 Feb 2023 13:42:10 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 3nhgekjer4-1; Wed, 08 Feb 2023 13:42:10 +0000 Received: from APBLRPPMTA02.qualcomm.com (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 318DgAdL025367; Wed, 8 Feb 2023 13:42:10 GMT Received: from kalyant-linux.qualcomm.com (kalyant-linux.qualcomm.com [10.204.66.210]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTP id 318DgA0T025349; Wed, 08 Feb 2023 13:42:10 +0000 Received: by kalyant-linux.qualcomm.com (Postfix, from userid 94428) id BCFB7D97; Wed, 8 Feb 2023 05:42:09 -0800 (PST) From: Kalyan Thota To: dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org Cc: Kalyan Thota , linux-kernel@vger.kernel.org, robdclark@chromium.org, dianders@chromium.org, swboyd@chromium.org, quic_vpolimer@quicinc.com, dmitry.baryshkov@linaro.org, quic_abhinavk@quicinc.com, marijn.suijten@somainline.org Subject: [PATCH v3 3/4] drm/msm/dpu: avoid unnecessary check in DPU reservations Date: Wed, 8 Feb 2023 05:42:03 -0800 Message-Id: <1675863724-28412-4-git-send-email-quic_kalyant@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1675863724-28412-1-git-send-email-quic_kalyant@quicinc.com> References: <1675863724-28412-1-git-send-email-quic_kalyant@quicinc.com> X-QCInternal: smtphost X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: rAvMRB28RJoGc1etAsSUKAz6TAmSm5Ql X-Proofpoint-ORIG-GUID: rAvMRB28RJoGc1etAsSUKAz6TAmSm5Ql X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.122.1 definitions=2023-02-08_05,2023-02-08_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 bulkscore=0 mlxscore=0 suspectscore=0 malwarescore=0 mlxlogscore=856 lowpriorityscore=0 spamscore=0 impostorscore=0 adultscore=0 priorityscore=1501 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2302080120 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Return immediately on failure, this will make dpu reservations part look cleaner. Signed-off-by: Kalyan Thota Reviewed-by: Dmitry Baryshkov --- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 23 ++++++++++------------- 1 file changed, 10 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index 46d2a5c..3920efd 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -636,25 +636,22 @@ static int dpu_encoder_virt_atomic_check( if (ret) { DPU_ERROR_ENC(dpu_enc, "mode unsupported, phys idx %d\n", i); - break; + return ret; } } topology = dpu_encoder_get_topology(dpu_enc, dpu_kms, adj_mode, crtc_state); - /* Reserve dynamic resources now. */ - if (!ret) { - /* - * Release and Allocate resources on every modeset - * Dont allocate when active is false. - */ - if (drm_atomic_crtc_needs_modeset(crtc_state)) { - dpu_rm_release(global_state, drm_enc); + /* + * Release and Allocate resources on every modeset + * Dont allocate when active is false. + */ + if (drm_atomic_crtc_needs_modeset(crtc_state)) { + dpu_rm_release(global_state, drm_enc); - if (!crtc_state->active_changed || crtc_state->active) - ret = dpu_rm_reserve(&dpu_kms->rm, global_state, - drm_enc, crtc_state, topology); - } + if (!crtc_state->active_changed || crtc_state->active) + ret = dpu_rm_reserve(&dpu_kms->rm, global_state, + drm_enc, crtc_state, topology); } trace_dpu_enc_atomic_check_flags(DRMID(drm_enc), adj_mode->flags);