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=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 CA8DBC43463 for ; Fri, 18 Sep 2020 12:40:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 87E202073A for ; Fri, 18 Sep 2020 12:40:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=st.com header.i=@st.com header.b="e9strKYH" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726673AbgIRMkO (ORCPT ); Fri, 18 Sep 2020 08:40:14 -0400 Received: from mx07-00178001.pphosted.com ([185.132.182.106]:9722 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726121AbgIRMkK (ORCPT ); Fri, 18 Sep 2020 08:40:10 -0400 Received: from pps.filterd (m0046668.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 08IBc0g3028190; Fri, 18 Sep 2020 13:47:43 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=st.com; h=from : to : subject : date : message-id : mime-version : content-type; s=STMicroelectronics; bh=6pOVws/I6cfHaGqYL8/y2lOPLnCLBYUUlSxVz/K1gjM=; b=e9strKYH1RVbhGaSdNeP0lL68WlXd+P0e9ZElZby+ED7SUMgXfMlGEc2h+PHRIH4EVEJ IHhALjste9W9q+YXbNCHU/pQtReSUwf/hma3pNSr8F/4bL/FDbMdpD0Q5riqAxJLH8Vn hhYzL9Ab+tiAr60XpD+9xNdJC7281ISlS5G1whOcxAu83fN6sJ6EYaeQtIvdyiLg6QBs Xu+vWAgvLFOCpbLVxudNiyETP21FLMldYPqcWboDXIvI9GQuiaf614Qr7pYG5woRV5aM aEVJ87qT6eDb4DXwpK25glBIGS7Q+rDD2MQ3lQ0V3j+5tsRVPbqSB70vvn9GSyU+jQkJ tg== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 33k695qtvc-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 18 Sep 2020 13:47:42 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 7127810002A; Fri, 18 Sep 2020 13:47:42 +0200 (CEST) Received: from Webmail-eu.st.com (sfhdag6node1.st.com [10.75.127.16]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 7754021FEB3; Fri, 18 Sep 2020 13:47:39 +0200 (CEST) Received: from localhost (10.75.127.47) by SFHDAG6NODE1.st.com (10.75.127.16) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Fri, 18 Sep 2020 13:47:38 +0200 From: Yannick Fertre To: Yannick Fertre , Philippe Cornu , Antonio Borneo , Thierry Reding , Sam Ravnborg , David Airlie , Daniel Vetter , , Subject: [PATCH] drm/panel: rm68200: allow using non-continuous dsi clock Date: Fri, 18 Sep 2020 13:47:36 +0200 Message-ID: <20200918114736.11322-1-yannick.fertre@st.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.75.127.47] X-ClientProxiedBy: SFHDAG2NODE2.st.com (10.75.127.5) To SFHDAG6NODE1.st.com (10.75.127.16) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-09-18_14:2020-09-16,2020-09-18 signatures=0 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The panel is able to work when dsi clock is non-continuous, thus the system power consumption can be reduced using such feature. Add MIPI_DSI_CLOCK_NON_CONTINUOUS to panel's mode_flags. Signed-off-by: Antonio Borneo Signed-off-by: Yannick Fertre --- drivers/gpu/drm/panel/panel-raydium-rm68200.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/panel/panel-raydium-rm68200.c b/drivers/gpu/drm/panel/panel-raydium-rm68200.c index f908eeafb1af..2b9e48b0a491 100644 --- a/drivers/gpu/drm/panel/panel-raydium-rm68200.c +++ b/drivers/gpu/drm/panel/panel-raydium-rm68200.c @@ -391,7 +391,7 @@ static int rm68200_probe(struct mipi_dsi_device *dsi) dsi->lanes = 2; dsi->format = MIPI_DSI_FMT_RGB888; dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST | - MIPI_DSI_MODE_LPM; + MIPI_DSI_MODE_LPM | MIPI_DSI_CLOCK_NON_CONTINUOUS; drm_panel_init(&ctx->panel, dev, &rm68200_drm_funcs, DRM_MODE_CONNECTOR_DSI); -- 2.17.1