From patchwork Fri Sep 18 11:47:36 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yannick FERTRE X-Patchwork-Id: 11784789 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2B101618 for ; Fri, 18 Sep 2020 12:40:13 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E5BFC2073A for ; Fri, 18 Sep 2020 12:40:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=st.com header.i=@st.com header.b="e9strKYH" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E5BFC2073A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=st.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 439AD6E15D; Fri, 18 Sep 2020 12:40:09 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mx07-00178001.pphosted.com (mx07-00178001.pphosted.com [185.132.182.106]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4F3BF6E154 for ; Fri, 18 Sep 2020 12:40:07 +0000 (UTC) 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 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 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" 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);