{"id":2222723,"url":"http://patchwork.ozlabs.org/api/patches/2222723/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-gpio/patch/20260413-waveshare-dsi-touch-v3-13-3aeb53022c32@oss.qualcomm.com/","project":{"id":42,"url":"http://patchwork.ozlabs.org/api/projects/42/?format=json","name":"Linux GPIO development","link_name":"linux-gpio","list_id":"linux-gpio.vger.kernel.org","list_email":"linux-gpio@vger.kernel.org","web_url":"","scm_url":"","webscm_url":"","list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20260413-waveshare-dsi-touch-v3-13-3aeb53022c32@oss.qualcomm.com>","list_archive_url":null,"date":"2026-04-13T14:05:36","name":"[v3,13/21] drm/panel: jadard-jd9365da-h3: set prepare_prev_first","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"bb00a37a122ebe58b9c656818f7bd5907259740a","submitter":{"id":90483,"url":"http://patchwork.ozlabs.org/api/people/90483/?format=json","name":"Dmitry Baryshkov","email":"dmitry.baryshkov@oss.qualcomm.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-gpio/patch/20260413-waveshare-dsi-touch-v3-13-3aeb53022c32@oss.qualcomm.com/mbox/","series":[{"id":499710,"url":"http://patchwork.ozlabs.org/api/series/499710/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-gpio/list/?series=499710","date":"2026-04-13T14:05:24","name":"drm/panel: support Waveshare DSI TOUCH kits","version":3,"mbox":"http://patchwork.ozlabs.org/series/499710/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2222723/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2222723/checks/","tags":{},"related":[],"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-gpio@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=qualcomm.com header.i=@qualcomm.com header.a=rsa-sha256\n header.s=qcppdkim1 header.b=AUHlFM3R;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com\n header.a=rsa-sha256 header.s=google header.b=V7aVyx0m;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=172.105.105.114; helo=tor.lore.kernel.org;\n envelope-from=linux-gpio+bounces-35108-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)","smtp.subspace.kernel.org;\n\tdkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com\n header.b=\"AUHlFM3R\";\n\tdkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com\n header.b=\"V7aVyx0m\"","smtp.subspace.kernel.org;\n arc=none smtp.client-ip=205.220.168.131","smtp.subspace.kernel.org;\n dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com","smtp.subspace.kernel.org;\n spf=pass smtp.mailfrom=oss.qualcomm.com"],"Received":["from tor.lore.kernel.org (tor.lore.kernel.org [172.105.105.114])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fvTqk6tXcz1y2d\n\tfor ; Tue, 14 Apr 2026 00:12:02 +1000 (AEST)","from smtp.subspace.kernel.org (conduit.subspace.kernel.org\n [100.90.174.1])\n\tby tor.lore.kernel.org (Postfix) with ESMTP id 4069B3058CFA\n\tfor ; Mon, 13 Apr 2026 14:07:04 +0000 (UTC)","from localhost.localdomain (localhost.localdomain [127.0.0.1])\n\tby smtp.subspace.kernel.org (Postfix) with ESMTP id 4C68A3D47B0;\n\tMon, 13 Apr 2026 14:06:11 +0000 (UTC)","from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com\n [205.220.168.131])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby smtp.subspace.kernel.org (Postfix) with ESMTPS id 830103D648C\n\tfor ; Mon, 13 Apr 2026 14:06:06 +0000 (UTC)","from pps.filterd (m0279867.ppops.net [127.0.0.1])\n\tby mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id\n 63D78wi5479777\n\tfor ; Mon, 13 Apr 2026 14:06:04 GMT","from mail-oi1-f197.google.com (mail-oi1-f197.google.com\n [209.85.167.197])\n\tby mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4dguuj9dnv-1\n\t(version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT)\n\tfor ; Mon, 13 Apr 2026 14:06:04 +0000 (GMT)","by mail-oi1-f197.google.com with SMTP id\n 5614622812f47-472728429d6so6355060b6e.1\n for ;\n Mon, 13 Apr 2026 07:06:04 -0700 (PDT)","from umbar.lan\n (2001-14ba-a073-af00-264b-feff-fe8b-be8a.rev.dnainternet.fi.\n [2001:14ba:a073:af00:264b:feff:fe8b:be8a])\n by smtp.gmail.com with ESMTPSA id\n 2adb3069b0e04-5a3eee8c91csm2687521e87.19.2026.04.13.07.06.00\n (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n Mon, 13 Apr 2026 07:06:00 -0700 (PDT)"],"ARC-Seal":"i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1776089169; cv=none;\n b=Jw1IztSv61qVKf3VtvW/bDLLatFNTAkQrlxWf2jgAtdDhN5/s7bnmdcwg45vzXDWPs0sL0YlWq5bp1gmaRN0SsqU1a8NeyvmudQtvPGkDBAcT7ppxl62csvguUa4mzauhPQ8ikoob2ZGNLnY/Q+kTYKiGn7Q7Sgm9DvQNVGns7U=","ARC-Message-Signature":"i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1776089169; c=relaxed/simple;\n\tbh=2OhwTmez/fN6vzgtCuASLky1gWVkSsam5T/8/+hvPxI=;\n\th=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References:\n\t In-Reply-To:To:Cc;\n b=LMXPCWRa72uTjesyrhGx+25Ia83Z8hHEIjbS7hxbgNvolm8uN+1b9owgRkG6kt7TDC/A1+BsL9qBrUXxFixaWMoHRdjwAyRKEBfSFUwYc7imW9fCX09H/YX6CmiRdm9Kr/kCo94d2qR1+azj1fYog+HQK/Nt++h+hNKPI8opjoU=","ARC-Authentication-Results":"i=1; smtp.subspace.kernel.org;\n dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com;\n spf=pass smtp.mailfrom=oss.qualcomm.com;\n dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com\n header.b=AUHlFM3R;\n dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com\n header.b=V7aVyx0m; arc=none smtp.client-ip=205.220.168.131","DKIM-Signature":["v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h=\n\tcc:content-transfer-encoding:content-type:date:from:in-reply-to\n\t:message-id:mime-version:references:subject:to; s=qcppdkim1; bh=\n\t2M46GkeAbIKNMo4RtIIN5JRHYxM3CJJlJxRZYNibdps=; b=AUHlFM3RovNhG89f\n\tn3TrDBgW8RSL8eqtxi17jkrXV7ROzbcRhgUQI3mLzPhKLvfnUwuTjMZdpHtIdvws\n\toDzqr7Mx1ZKApu+dzIPi5Rj+EwcN8CE+aiAVy1zakwqWJuuGUUwoDG70/fTNMmJ+\n\tdwXaeuFXeKC8DhtYITReakBhOWNKT7rXRhmaKwrJcJup/MqDIa/7ubjSfy9mthzR\n\tw3ZwM9e2/IHRmZpUCLCYt+mkHJl4hyHxYXV7DH4SCN+sPzgvFR9UMMmiPDvgHzaz\n\ttuASG5jgFu5kwvo4PXThtnVJUz+18xBHYW+5eQcN7EWAMRGUy+ierckYUfiiBKiq\n\tMJM3Cw==","v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=oss.qualcomm.com; s=google; t=1776089164; x=1776693964;\n darn=vger.kernel.org;\n h=cc:to:in-reply-to:references:message-id:content-transfer-encoding\n :mime-version:subject:date:from:from:to:cc:subject:date:message-id\n :reply-to;\n bh=2M46GkeAbIKNMo4RtIIN5JRHYxM3CJJlJxRZYNibdps=;\n b=V7aVyx0m2Hj83mj6w/8PLM58o5GihMX3qIeH9dJVzXALXbF1KxZBxa1s91PO591EXO\n ksYwu4LeXjOw9j72ZTc63Nc+Hf3a2i0yFI3mthgqTrSak/5t54zYIqCZWg2HEHGqIb4a\n QP0rNwnw5ztylAA6cfYwnBWjk6iQTeeWejO7XiEERB3unEKT61y0ONNtWBim19dJMsc3\n meJsB1JodaW9yeEoIFrKyhtM8oIXd3ymgE2GgIb/SscuJTOUUXZEkKrnEJKm2fkduTIE\n pz+vFahJCwKYpcBQQJrlb7e1oktSVDwZCgbAlhjU03WdY79f7542UFfcyLNoF7yKlDnT\n MESQ=="],"X-Google-DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20251104; t=1776089164; x=1776693964;\n h=cc:to:in-reply-to:references:message-id:content-transfer-encoding\n :mime-version:subject:date:from:x-gm-gg:x-gm-message-state:from:to\n :cc:subject:date:message-id:reply-to;\n bh=2M46GkeAbIKNMo4RtIIN5JRHYxM3CJJlJxRZYNibdps=;\n b=BWpdmWYBoBejJT8ixlwaol0EJSEDSt6bxaZk/qboRLfkIUUeXvEckPESx2O1wn+dRr\n toavKW4Z8B2xRmgQ86a5CnxU9aK0RXMQu1/MIMqtPwLtBC37vfoas3e7LJR6oPh8Os55\n e7rrogENpWmOM1nFju8FxqZdx0384LvwwWJCVOEbkzsANesSHCLXXOjdLZb74nQLOiKS\n 9wAa6LWtLS0ZFN0HxYOqyDg9k7UsAv0dNhzpYyTVvcl8fAThiU29QpwGu8PGTQYkK8qi\n /JZBcVy5+tOjGYS4UGUGorOCWpEVxqRFGUSbgfWpjMXQH+GF3beryYp/FZbLPrSW6zGv\n PBjQ==","X-Forwarded-Encrypted":"i=1;\n AFNElJ+MWHkpiYLC+W6XCuCiYOW7QbAbYn+f19sJuYahTPelgX0UdOwkQsg+Y2z9TpdVDmEG8cYq+unhg6NG@vger.kernel.org","X-Gm-Message-State":"AOJu0Yx/gY0CPXPQuQhi//xa5Cq9eLnOmS3F0v//4TZA1sb+E0NPiAPb\n\thyYevOLn6wc2evaW/Aql7kbotltYywNSfjvkmsM4cEhDyDz7ssFfoLOX2f9a5N8LxiHTKe8Wkkn\n\tpOMuXqjmczSv9TsQNwhM4Wo44inLc/Yov49xebsn81sw03vNyMIwN4/UPF6780usy","X-Gm-Gg":"AeBDietHJ7Y64Lu1si8myABIGx+tdgCsEuZvJ6jm/i57QT5NRN39af3YifNAFkG6Xed\n\twc7FlfM/sBfiBchQ8WlgEmjAUyTp1lZMnH79iUtEZ+2CDtWVxJ/IihkHY6PTvgrfJp/XtsikKM7\n\t91ZPJ/DajKueNC2yJ46dNqJu1stL3U7kQUQ54Hhn1f80j4oHqgjP+/RUAoXstLFugAAassX/21I\n\tryvJgfyiNEcISn3qUaA/eoZLyM1KOB5sZ1YttYdNDOT6yQnLnKYIDplQrll5P83PdtbJhlRAcJC\n\ttiMv9Hb9pWx7WaKES2+k548nM05rZThZrwsSIyNmhFO7Vc3EkeEnbjruUq8ShQJYSovkXUQ8yCU\n\tCeXP9ma3OY9Pog2ityrImyc0tsoPImZQX6ooU0gVGcYMPMlokGYB9y5vtM9ype8y+QTJX2A23zs\n\tDGGGBZhonHMeNAr544+1eVkoM4RLdsIYTf4ZI=","X-Received":["by 2002:a05:6808:ec7:b0:467:cd8:7f5e with SMTP id\n 5614622812f47-4772a35f8ebmr7655834b6e.4.1776089163668;\n Mon, 13 Apr 2026 07:06:03 -0700 (PDT)","by 2002:a05:6808:ec7:b0:467:cd8:7f5e with SMTP id\n 5614622812f47-4772a35f8ebmr7655803b6e.4.1776089163174;\n Mon, 13 Apr 2026 07:06:03 -0700 (PDT)"],"From":"Dmitry Baryshkov ","Date":"Mon, 13 Apr 2026 17:05:36 +0300","Subject":"[PATCH v3 13/21] drm/panel: jadard-jd9365da-h3: set\n prepare_prev_first","Precedence":"bulk","X-Mailing-List":"linux-gpio@vger.kernel.org","List-Id":"","List-Subscribe":"","List-Unsubscribe":"","MIME-Version":"1.0","Content-Type":"text/plain; charset=\"utf-8\"","Content-Transfer-Encoding":"7bit","Message-Id":"<20260413-waveshare-dsi-touch-v3-13-3aeb53022c32@oss.qualcomm.com>","References":"<20260413-waveshare-dsi-touch-v3-0-3aeb53022c32@oss.qualcomm.com>","In-Reply-To":"<20260413-waveshare-dsi-touch-v3-0-3aeb53022c32@oss.qualcomm.com>","To":"Neil Armstrong ,\n Jessica Zhang ,\n David Airlie , Simona Vetter ,\n Maarten Lankhorst ,\n Maxime Ripard ,\n Thomas Zimmermann ,\n Rob Herring ,\n Krzysztof Kozlowski ,\n Conor Dooley ,\n Cong Yang ,\n Ondrej Jirman ,\n Javier Martinez Canillas ,\n Jagan Teki , Liam Girdwood ,\n Mark Brown , Linus Walleij ,\n Bartosz Golaszewski ,\n Jie Gan ","Cc":"dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,\n linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org,\n Riccardo Mereu ","X-Mailer":"b4 0.15.1","X-Developer-Signature":"v=1; a=openpgp-sha256; l=1074;\n i=dmitry.baryshkov@oss.qualcomm.com; h=from:subject:message-id;\n bh=2OhwTmez/fN6vzgtCuASLky1gWVkSsam5T/8/+hvPxI=;\n b=owEBbQGS/pANAwAKAYs8ij4CKSjVAcsmYgBp3PgoIvRLeRiGDxBhVYJ75H7QTnl71YAKsM74I\n b+hcuYNB7SJATMEAAEKAB0WIQRMcISVXLJjVvC4lX+LPIo+Aiko1QUCadz4KAAKCRCLPIo+Aiko\n 1efWB/9yk/B1B2SCIZWMOvjs+HwMFFvQySMKbTEjbph8t99biLPGBfyJMwgu7HO49P/RTZDPczo\n 4VamEYzP5ghhE2SKdUfG6LF4Zp3D2XmXbRglGcXbwIcto9hEfFOs/8k1r3/FC+ffkzfqKayWM7g\n gC5LupcqGmFL7qRKrzIlY/01Vs7wnCr8l6elkJ8EfR0ZWeayU+GLuPfug7SryhOe3VxQEnRe/Sx\n RMwe66hvk4Qb6gdBTdxDqYfxZNTNSIDoF6MnoDEJUX+lsdAXDS6wm0p5534yDy9hpa3QZElQwxj\n 4P7oby/TZvXhzV49R/arrIMkaFdmpVmdIdz7wDMiwZw/MWcC","X-Developer-Key":"i=dmitry.baryshkov@oss.qualcomm.com; a=openpgp;\n fpr=8F88381DD5C873E4AE487DA5199BF1243632046A","X-Proofpoint-Spam-Details-Enc":"AW1haW4tMjYwNDEzMDEzOCBTYWx0ZWRfXzN+6yAoFAbwl\n QMVZSA8LccyS9VDRcYtg+x/dB+IVHsRkR09IgOEwyIvHSqX6DlWzPtEoyHG0kkGqtCOg4SgpZ/Z\n FrE/+XN8XUDyhHg2BGMp0Wv6MZbOeB1iDImq89LqSeaxtbDY4td1hviNx5KP+vCRq9bxRbLCNcq\n e6NNuFnTixaH7GQbSlJBupshwENdy0L8l4bJWU9Dnzy1QyxEJ2qr3FO9kBZyLd7KWuDxznCxZEg\n lA0tGOhTRhpHkhJ7VCtYgMKFGiW+BYvwV8AWmtJerljRdd6s3ESYq8xVNAkmXgWvj/AAPyQuYnt\n kPZsD7vpakxdrYWeu/rR/OFxZh6OFlKGLfA+3AmEE+JbiwXjbnom8vb+qFZZKpICRxeOw9N5Rve\n 8o+G08DP2YFCbiku6Dgen+booagOc9XepM/wZTj/Jc1TGcrRpm4cLnDabSv3ca0YUiiNByFDMkM\n J4H9/UBhT5EXSkPJpzA==","X-Authority-Analysis":"v=2.4 cv=c/ibhx9l c=1 sm=1 tr=0 ts=69dcf84c cx=c_pps\n a=WJcna6AvsNCxL/DJwPP1KA==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10\n a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22\n a=u7WPNUs3qKkmUXheDGA7:22 a=eoimf2acIAo5FJnRuUoq:22 a=VwQbUJbxAAAA:8\n a=EUspDBNiAAAA:8 a=ic6V0yA_i5s2A4o5CdYA:9 a=QEXdDO2ut3YA:10\n a=_Y9Zt4tPzoBS9L09Snn2:22","X-Proofpoint-GUID":"_hhOZsaghusZ-8rrNfWW2YNcMMmXBXKD","X-Proofpoint-ORIG-GUID":"_hhOZsaghusZ-8rrNfWW2YNcMMmXBXKD","X-Proofpoint-Virus-Version":"vendor=baseguard\n engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49\n definitions=2026-04-13_03,2026-04-13_03,2025-10-01_01","X-Proofpoint-Spam-Details":"rule=outbound_notspam policy=outbound score=0\n priorityscore=1501 bulkscore=0 spamscore=0 adultscore=0 lowpriorityscore=0\n clxscore=1015 malwarescore=0 phishscore=0 suspectscore=0 impostorscore=0\n classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0\n reason=mlx scancount=1 engine=8.22.0-2604010000 definitions=main-2604130138"},"content":"Sending DSI commands from the prepare() callback requires DSI link to be\nup at that point. For DSI hosts is guaranteed only if the panel driver\nsets the .prepare_prev_first flag. Set it to let these panels work with\nthe DSI hosts which don't power on the link in their .mode_set callback.\n\nReviewed-by: Linus Walleij \nTested-by: Riccardo Mereu \nSigned-off-by: Dmitry Baryshkov \n---\n drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c | 2 ++\n 1 file changed, 2 insertions(+)","diff":"diff --git a/drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c b/drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c\nindex 796cc2368477..bc079b97cfb3 100644\n--- a/drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c\n+++ b/drivers/gpu/drm/panel/panel-jadard-jd9365da-h3.c\n@@ -1666,6 +1666,8 @@ static int jadard_dsi_probe(struct mipi_dsi_device *dsi)\n \tif (ret)\n \t\treturn ret;\n \n+\tjadard->panel.prepare_prev_first = true;\n+\n \tdrm_panel_add(&jadard->panel);\n \n \tmipi_dsi_set_drvdata(dsi, jadard);\n","prefixes":["v3","13/21"]}