From patchwork Mon Dec 2 19:32:25 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sam Ravnborg X-Patchwork-Id: 11269795 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 BFA58112B for ; Mon, 2 Dec 2019 19:41:02 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 9B9E220661 for ; Mon, 2 Dec 2019 19:41:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="IWHJfpQk"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="IoKSmzU7" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9B9E220661 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ravnborg.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=/G80fb4My7R2ohW0CGj63w1RtgIhGJIkmI8Zsbi++YU=; b=IWHJfpQkw/EiJk CSvy86id+0qKBMnhoYK3RSJzxxmTjy9oLSPUrmqF5ADfAa2YVduWB4oTHx9kIknoI7mSHZaRJJX+H dPirfcFtmbAlnMkTJFVzzvNxCsCKQw7qSs4vLXEb1ey42RfQRl847QtiZhy6M3kGRKmXPwUh/7eJ2 OR41v4V/4+04j6sqsxaaldJP1S3wmUdJlQj8G/9b/nGwDRlInxD/L598cPVH+Cc4PzKgBwF+aTAy7 kDCj4T9UWTu+lZHc9RfIziqBuFykxhvpMWCTKe+1SUSnaUpVRvp7GUXXf52/xicusrEtH9TsdBMxM yuSZQjfeZ9dJhPYSsFrA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ibrZ5-0008Ue-DI; Mon, 02 Dec 2019 19:40:59 +0000 Received: from mail-lj1-x241.google.com ([2a00:1450:4864:20::241]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ibrS5-0007sG-Jk; Mon, 02 Dec 2019 19:33:47 +0000 Received: by mail-lj1-x241.google.com with SMTP id d20so779252ljc.12; Mon, 02 Dec 2019 11:33:45 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=M6n2l/EBcueNmX8f7XdGTcQ8vUUpCGLFuWYhReTcoKE=; b=IoKSmzU7gpDxUkxl0EdaC0gWScyLrTcPd3YGGa7b4HdIqDI8G1e8FafzmGs6jogxMu 4PaXLxX2BIT63x1BMLWqC0EPxIfNV0uUXhjGCBjRnJ95PdBZFSepRhXi48HzJsmPgR6p nThEDz1xjPUYPgGBuMacP2vLvP9wWncj/fCylCldeMQpyFCLJm5HWIrbkmRKu/suIXcT vIYjVTMiZs6FqypDWxZOFvWoZcnXdjd+tuFuhS6aQUTO3t/0WeH9ez7RD5TQj5BoePw9 HzDH58XmVFP8bucXCVQ2dtV46btVIkJ2YXGk7aWvtGn8MUVFB/j0ggZVaoWoBhBKZ+LB gSjw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=M6n2l/EBcueNmX8f7XdGTcQ8vUUpCGLFuWYhReTcoKE=; b=U3tmzwCn6YDza+VmDjUdV5c5S5MuUnZ9IPNjlqCTME17LT/DLcFG80flvSHSntQ243 1X+wSvq7yiHB2AolACInzx4/UEQUUUL6XjbI/2zYZkLecbpeHjyeXic5Y61n6A/L+tOP gC6z2Hv5Trn8B6uiXmMAOZMOHJeHe3BFxS+6Mpn6RTolcwfMHsxsTPaSml40yF10C2RW R/6lna840lo++7PAoeQJLpmx2YgMlxvDL2bElTzkfyJjzn+5/HECTgS2yO8x2DaO1p7s QrkOt0j76MkiynFsEA5u3O34uOYMW60hYZQVPRiWkJd8N/rkVfuYTQSuPvANhjTGWcmi CJnA== X-Gm-Message-State: APjAAAUlI05EHePk/zGzQPOL4TqpCsgt6CZE0X7QXqNwei5Cf87+nnA9 t75zDbSsI5aGQDfgD4mD27A= X-Google-Smtp-Source: APXvYqyrVRyyR4w53XWdXd/Ds8WXmJXF4JV6lta6C9GpnzvDF7NujpVpoOacgf9V4KFroqTFA7Q4PA== X-Received: by 2002:a2e:8804:: with SMTP id x4mr277866ljh.2.1575315224026; Mon, 02 Dec 2019 11:33:44 -0800 (PST) Received: from saturn.lan (18.158-248-194.customer.lyse.net. [158.248.194.18]) by smtp.gmail.com with ESMTPSA id g13sm79482lfb.74.2019.12.02.11.33.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Dec 2019 11:33:43 -0800 (PST) From: Sam Ravnborg To: dri-devel@lists.freedesktop.org, Thierry Reding , Laurent Pinchart Subject: [PATCH v1 21/26] drm/panel: sharp-lq101r1sx01: use drm_panel backlight support Date: Mon, 2 Dec 2019 20:32:25 +0100 Message-Id: <20191202193230.21310-22-sam@ravnborg.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191202193230.21310-1-sam@ravnborg.org> References: <20191202193230.21310-1-sam@ravnborg.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191202_113345_782016_C312DF35 X-CRM114-Status: GOOD ( 12.75 ) X-Spam-Score: 0.4 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.4 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2a00:1450:4864:20:0:0:0:241 listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.2 HEADER_FROM_DIFFERENT_DOMAINS From and EnvelopeFrom 2nd level mail domains are different 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (sam.ravnborg[at]gmail.com) 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.2 FREEMAIL_FORGED_FROMDOMAIN 2nd level domains in From and EnvelopeFrom freemail headers are different X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Neil Armstrong , David Airlie , Linus Walleij , Stefan Agner , Andrzej Hajda , Benjamin Gaignard , Sam Ravnborg , linux-samsung-soc@vger.kernel.org, linux-rockchip@lists.infradead.org, Tomi Valkeinen , Jagan Teki , NXP Linux Team , Jitao Shi , Pengutronix Kernel Team , Maarten Lankhorst , Maxime Ripard , linux-mediatek@lists.infradead.org, Abhinav Kumar , linux-tegra@vger.kernel.org, Sean Paul , linux-arm-kernel@lists.infradead.org, Purism Kernel Team , linux-renesas-soc@vger.kernel.org, Boris Brezillon , Daniel Vetter Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org Use the backlight support in drm_panel to simplify the driver Signed-off-by: Sam Ravnborg Cc: Thierry Reding Cc: Sam Ravnborg --- .../gpu/drm/panel/panel-sharp-lq101r1sx01.c | 21 +++++++------------ 1 file changed, 7 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c b/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c index 17d406f49c3d..b5d1977221a7 100644 --- a/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c +++ b/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c @@ -3,7 +3,6 @@ * Copyright (C) 2014 NVIDIA Corporation */ -#include #include #include #include @@ -23,7 +22,6 @@ struct sharp_panel { struct mipi_dsi_device *link1; struct mipi_dsi_device *link2; - struct backlight_device *backlight; struct regulator *supply; bool prepared; @@ -94,8 +92,6 @@ static int sharp_panel_disable(struct drm_panel *panel) if (!sharp->enabled) return 0; - backlight_disable(sharp->backlight); - sharp->enabled = false; return 0; @@ -258,8 +254,6 @@ static int sharp_panel_enable(struct drm_panel *panel) if (sharp->enabled) return 0; - backlight_enable(sharp->backlight); - sharp->enabled = true; return 0; @@ -317,7 +311,7 @@ MODULE_DEVICE_TABLE(of, sharp_of_match); static int sharp_panel_add(struct sharp_panel *sharp) { - struct device *dev = &sharp->link1->dev; + int ret; sharp->mode = &default_mode; @@ -325,14 +319,13 @@ static int sharp_panel_add(struct sharp_panel *sharp) if (IS_ERR(sharp->supply)) return PTR_ERR(sharp->supply); - sharp->backlight = devm_of_find_backlight(dev); - - if (IS_ERR(sharp->backlight)) - return PTR_ERR(sharp->backlight); - drm_panel_init(&sharp->base, &sharp->link1->dev, &sharp_panel_funcs, DRM_MODE_CONNECTOR_DSI); + ret = drm_panel_of_backlight(&sharp->base); + if (ret) + return ret; + return drm_panel_add(&sharp->base); } @@ -408,7 +401,7 @@ static int sharp_panel_remove(struct mipi_dsi_device *dsi) return 0; } - err = sharp_panel_disable(&sharp->base); + err = drm_panel_disable(&sharp->base); if (err < 0) dev_err(&dsi->dev, "failed to disable panel: %d\n", err); @@ -429,7 +422,7 @@ static void sharp_panel_shutdown(struct mipi_dsi_device *dsi) if (!sharp) return; - sharp_panel_disable(&sharp->base); + drm_panel_disable(&sharp->base); } static struct mipi_dsi_driver sharp_panel_driver = {