Message ID | 20231123-drm-panel-ili9881c-am8001280g-v1-1-fdf4d624c211@pengutronix.de |
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State | New |
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[23.128.96.36]) by mx.google.com with ESMTPS id x6-20020a170902ec8600b001ce5ba4754bsi1561226plg.141.2023.11.23.09.08.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 Nov 2023 09:08:23 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.36 as permitted sender) client-ip=23.128.96.36; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.36 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by pete.vger.email (Postfix) with ESMTP id 97BB4806BF1B; Thu, 23 Nov 2023 09:08:19 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at pete.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229930AbjKWRIK (ORCPT <rfc822;ouuuleilei@gmail.com> + 99 others); Thu, 23 Nov 2023 12:08:10 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49030 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229462AbjKWRIJ (ORCPT <rfc822;linux-kernel@vger.kernel.org>); Thu, 23 Nov 2023 12:08:09 -0500 Received: from metis.whiteo.stw.pengutronix.de (metis.whiteo.stw.pengutronix.de [IPv6:2a0a:edc0:2:b01:1d::104]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A2530B0 for <linux-kernel@vger.kernel.org>; Thu, 23 Nov 2023 09:08:15 -0800 (PST) Received: from dude05.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::54]) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from <p.zabel@pengutronix.de>) id 1r6DBR-0001A4-UT; Thu, 23 Nov 2023 18:08:09 +0100 From: Philipp Zabel <p.zabel@pengutronix.de> Date: Thu, 23 Nov 2023 18:08:04 +0100 Subject: [PATCH 1/3] drm/panel: ilitek-ili9881c: make use of prepare_prev_first MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20231123-drm-panel-ili9881c-am8001280g-v1-1-fdf4d624c211@pengutronix.de> References: <20231123-drm-panel-ili9881c-am8001280g-v1-0-fdf4d624c211@pengutronix.de> In-Reply-To: <20231123-drm-panel-ili9881c-am8001280g-v1-0-fdf4d624c211@pengutronix.de> To: Neil Armstrong <neil.armstrong@linaro.org>, Jessica Zhang <quic_jesszhan@quicinc.com>, Sam Ravnborg <sam@ravnborg.org>, Maarten Lankhorst <maarten.lankhorst@linux.intel.com>, Maxime Ripard <mripard@kernel.org>, Thomas Zimmermann <tzimmermann@suse.de>, David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>, Rob Herring <robh+dt@kernel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, Conor Dooley <conor+dt@kernel.org> Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Marco Felsch <m.felsch@pengutronix.de>, kernel@pengutronix.de, Philipp Zabel <p.zabel@pengutronix.de> X-Mailer: b4 0.12-dev-aab37 X-SA-Exim-Connect-IP: 2a0a:edc0:0:1101:1d::54 X-SA-Exim-Mail-From: p.zabel@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org X-Spam-Status: No, score=-0.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on pete.vger.email Precedence: bulk List-ID: <linux-kernel.vger.kernel.org> X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (pete.vger.email [0.0.0.0]); Thu, 23 Nov 2023 09:08:19 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1783375386542449993 X-GMAIL-MSGID: 1783375386542449993 |
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drm/panel: ilitek-ili9881c: Support Ampire AM8001280G LCD panel
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Commit Message
Philipp Zabel
Nov. 23, 2023, 5:08 p.m. UTC
From: Marco Felsch <m.felsch@pengutronix.de> The panel.prepare() call requires an initialized MIPI-DSI host, so set the prepare_prev_first flag to indicate that the host must be initialized first. Signed-off-by: Marco Felsch <m.felsch@pengutronix.de> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> --- drivers/gpu/drm/panel/panel-ilitek-ili9881c.c | 2 ++ 1 file changed, 2 insertions(+)
Comments
On 23/11/2023 18:08, Philipp Zabel wrote: > From: Marco Felsch <m.felsch@pengutronix.de> > > The panel.prepare() call requires an initialized MIPI-DSI host, so set > the prepare_prev_first flag to indicate that the host must be > initialized first. > > Signed-off-by: Marco Felsch <m.felsch@pengutronix.de> > Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> > --- > drivers/gpu/drm/panel/panel-ilitek-ili9881c.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c > index 7838947a1bf3..0c911ed9141b 100644 > --- a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c > +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c > @@ -1094,6 +1094,8 @@ static int ili9881c_dsi_probe(struct mipi_dsi_device *dsi) > return ret; > } > > + ctx->panel.prepare_prev_first = true; > + > ret = drm_panel_of_backlight(&ctx->panel); > if (ret) > return ret; > Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c index 7838947a1bf3..0c911ed9141b 100644 --- a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c @@ -1094,6 +1094,8 @@ static int ili9881c_dsi_probe(struct mipi_dsi_device *dsi) return ret; } + ctx->panel.prepare_prev_first = true; + ret = drm_panel_of_backlight(&ctx->panel); if (ret) return ret;