From patchwork Wed Aug 24 16:59:16 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuogee Hsieh X-Patchwork-Id: 12953822 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 30EA3C00140 for ; Wed, 24 Aug 2022 16:59:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239444AbiHXQ7i (ORCPT ); Wed, 24 Aug 2022 12:59:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43962 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239686AbiHXQ7h (ORCPT ); Wed, 24 Aug 2022 12:59:37 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DD8136E89B; Wed, 24 Aug 2022 09:59:33 -0700 (PDT) Received: from pps.filterd (m0279862.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 27OEoShA026506; Wed, 24 Aug 2022 16:59:26 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : mime-version : content-type; s=qcppdkim1; bh=/t5RQop/phOFBe9ulIx9iVn7qs9x7+8q6SRazKH2JD8=; b=jAOIdaNwvCoGEcQDQvahjkYfSCxz9E/IZ5n4R/I07pu9OLoIMgtVttFXILNnG+ZG1Cow DZelo/RBaOOuzHEB4ipChtXwqSgDpk6gMXPDsMN3Oo6ZPAHuPeZf3iIgDgi1uMgL7WWW M4XrTi48208Y2P7iyFK3bSvwDRLfizOZT26KVqfRz/Is3XwnDtnPvXPHHnlN78y9eY2d mV1uo0/HbGW7k2AHNRRYZegcn+4S9SkU43az9UGstqQGT2bQ3By4TOFbBBW0uw0DugLL TWCKSCA1qy6Hqnb8JoXycehEZMkvN+2Oize/nj1feGj1/BGWGZ8tiBtGINx10zW3NTz4 3g== Received: from nalasppmta03.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3j52pnm17a-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 24 Aug 2022 16:59:26 +0000 Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA03.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 27OGxPXt017342 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 24 Aug 2022 16:59:25 GMT Received: from khsieh-linux1.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.29; Wed, 24 Aug 2022 09:59:24 -0700 From: Kuogee Hsieh To: , , , , , , , , , CC: , , , , , , Subject: [PATCH] drm/msm/dp: correct 1.62G link rate at dp_catalog_ctrl_config_msa() Date: Wed, 24 Aug 2022 09:59:16 -0700 Message-ID: <1661360356-21948-1-git-send-email-quic_khsieh@quicinc.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: ejxF6MI92RkW-q2NFlLHs_B7qV5P1jIR X-Proofpoint-GUID: ejxF6MI92RkW-q2NFlLHs_B7qV5P1jIR X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.895,Hydra:6.0.517,FMLib:17.11.122.1 definitions=2022-08-24_09,2022-08-22_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 suspectscore=0 adultscore=0 mlxscore=0 mlxlogscore=977 clxscore=1015 bulkscore=0 phishscore=0 impostorscore=0 malwarescore=0 spamscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2207270000 definitions=main-2208240064 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org At current implementation there is an extra 0 at 1.62G link rate which cause no correct pixel_div selected for 1.62G link rate to calculate mvid and nvid. This patch delete the extra 0 to have mvid and nvid be calculated correctly. Fixes: 937f941ca06f "drm/msm/dp: Use qmp phy for DP PLL and PHY" Signed-off-by: Kuogee Hsieh Reviewed-by: Abhinav Kumar Reviewed-by: Stephen Boyd --- drivers/gpu/drm/msm/dp/dp_catalog.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.c b/drivers/gpu/drm/msm/dp/dp_catalog.c index 7257515..676279d 100644 --- a/drivers/gpu/drm/msm/dp/dp_catalog.c +++ b/drivers/gpu/drm/msm/dp/dp_catalog.c @@ -431,7 +431,7 @@ void dp_catalog_ctrl_config_msa(struct dp_catalog *dp_catalog, if (rate == link_rate_hbr3) pixel_div = 6; - else if (rate == 1620000 || rate == 270000) + else if (rate == 162000 || rate == 270000) pixel_div = 2; else if (rate == link_rate_hbr2) pixel_div = 4;