From patchwork Mon Dec 2 19:32:19 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sam Ravnborg X-Patchwork-Id: 11269769 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 48C7A109A for ; Mon, 2 Dec 2019 19:39:33 +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 2069120848 for ; Mon, 2 Dec 2019 19:39:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Eqon71+S"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="fWsZc6px" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2069120848 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=oOcsfgHw91EcreLiQUr2hOjkr9x6iuOz40RXZOm1JoY=; b=Eqon71+SRk2I9z 299IBzOf8fijVAjtod7SX2Jltmv7TpB5keg4a+h+Btrz7rRRelK5bgEweR7Trba3DvIavnHTI1zo8 5RCsLNuwXDHOMdnJipdvGNQf4fDRsPG1Rh6Dp9nSqJ3Dsp3f3Z41vYyBmSkz/AV/Ps6iXjTVzhKEu HRd6MT7RdTaxl69qKEEQpvDCBSEENtdThQ9eDyfJnt7fTNot/UjAANURTAry5ogKTSxBXP6DvFeC2 4h0vzGvIMPtQ6AfTFTuMwhK2tB7IE7UdkzFw3UZvfs22/3T6U/wSLMPRaZQG7oVapzx2YObL5/qyB ovXGt4lHKKDMthnIwB4w==; 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 1ibrXd-0005vA-KL; Mon, 02 Dec 2019 19:39:29 +0000 Received: from mail-lf1-x142.google.com ([2a00:1450:4864:20::142]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ibrRu-0007jC-UQ; Mon, 02 Dec 2019 19:33:40 +0000 Received: by mail-lf1-x142.google.com with SMTP id r14so786932lfm.5; Mon, 02 Dec 2019 11:33:34 -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=mwTbXFs73rhfB3XHykRb+0twTubxbVTCKbes8vP1eoM=; b=fWsZc6pxE2cR74tH1x5bcK85tMs5P3XVQy6wY8Dzsei7SXL9iuN8fSp5lSWf7pMIdC xa4gKaBfW9GQl0tsJcMEulN2LTZ1dFp27MuO1x3ucEfaXHh9k03NMnT8pnU6IY5gCxpY 8kA6ToWIuyco+mlNtxdfOniENQxwNYP7VK8XAJSeokDRcbVtY0rN/Vsyg4bJBVWLT3gI W4lYkw+KLbAeuKXj6iVyrITCefWtK7oUSk1KodcyX+U7pkfYxsD190Gy9r+bVtOrtIq+ AHb1cVc40/4a1zUiR1PFruWHBNmyVb28/b76FXir/cJ/Zsd30ak1i5gzL2R8sNvMdh7l S3Wg== 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=mwTbXFs73rhfB3XHykRb+0twTubxbVTCKbes8vP1eoM=; b=KGMk4dVQ64MrUQzfJ0ngWRhweNGi4PwI58eZ4XbhJ2aO2e07llqkXJNGQDS8Nm2xM9 lWkqq2dd/PGl/zSzYkDH3D+vzgwg7O6AHFlDG5ienTAsyyxPtCjBiXBEJIZBn4mbhUKR UyhE0Na2SkS+Rl8BpkLJOamu0JZeJbNBQCYNPrNoxdjOTEEXf0uZOob87nNLgAbY3Ted x4ozHCxQG5V57p3322Dc8Yfx9ZuenXr7NpnJDSIV3S5sfY9plhIHZWe8Vr1DThPZzrW6 v4iBH+NfwVYzbaJgsINpgOpkUj7LOqht2sRgx7g9d24tjuFt6iDu89AT5iAoEimSOd4T UMzA== X-Gm-Message-State: APjAAAWTr6vArJVTEE8V2xrRXlgbmWPVokHWtavgz+7f5UfVKrhw1Vam CI8laQ/a4RJ2gFQRd+smOyo= X-Google-Smtp-Source: APXvYqxzH31f+2bGhDcEEDLD8E4lagqqgmHLv3NkKQxX8k5tVEOx+63XjFDyGaJYh0xM4o22P4hcLw== X-Received: by 2002:ac2:5a1a:: with SMTP id q26mr431452lfn.33.1575315213309; Mon, 02 Dec 2019 11:33:33 -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.74.2019.12.02.11.33.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Dec 2019 11:33:32 -0800 (PST) From: Sam Ravnborg To: dri-devel@lists.freedesktop.org, Thierry Reding , Laurent Pinchart Subject: [PATCH v1 15/26] drm/panel: osd-osd101t2587-53ts: use drm_panel backlight support Date: Mon, 2 Dec 2019 20:32:19 +0100 Message-Id: <20191202193230.21310-16-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_113335_087599_B865559B X-CRM114-Status: GOOD ( 12.42 ) 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 [2a00:1450:4864:20:0:0:0:142 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 --- .../drm/panel/panel-osd-osd101t2587-53ts.c | 24 +++++++------------ 1 file changed, 9 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c b/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c index 2734b4835dfa..3a0229d60095 100644 --- a/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c +++ b/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c @@ -4,7 +4,6 @@ * Author: Peter Ujfalusi */ -#include #include #include #include @@ -20,7 +19,6 @@ struct osd101t2587_panel { struct drm_panel base; struct mipi_dsi_device *dsi; - struct backlight_device *backlight; struct regulator *supply; bool prepared; @@ -42,8 +40,6 @@ static int osd101t2587_panel_disable(struct drm_panel *panel) if (!osd101t2587->enabled) return 0; - backlight_disable(osd101t2587->backlight); - ret = mipi_dsi_shutdown_peripheral(osd101t2587->dsi); osd101t2587->enabled = false; @@ -91,8 +87,6 @@ static int osd101t2587_panel_enable(struct drm_panel *panel) if (ret) return ret; - backlight_enable(osd101t2587->backlight); - osd101t2587->enabled = true; return ret; @@ -158,18 +152,19 @@ MODULE_DEVICE_TABLE(of, osd101t2587_of_match); static int osd101t2587_panel_add(struct osd101t2587_panel *osd101t2587) { struct device *dev = &osd101t2587->dsi->dev; + int ret; osd101t2587->supply = devm_regulator_get(dev, "power"); if (IS_ERR(osd101t2587->supply)) return PTR_ERR(osd101t2587->supply); - osd101t2587->backlight = devm_of_find_backlight(dev); - if (IS_ERR(osd101t2587->backlight)) - return PTR_ERR(osd101t2587->backlight); - drm_panel_init(&osd101t2587->base, &osd101t2587->dsi->dev, &osd101t2587_panel_funcs, DRM_MODE_CONNECTOR_DSI); + ret = drm_panel_of_backlight(&osd101t2587->base); + if (ret) + return ret; + return drm_panel_add(&osd101t2587->base); } @@ -215,12 +210,11 @@ static int osd101t2587_panel_remove(struct mipi_dsi_device *dsi) struct osd101t2587_panel *osd101t2587 = mipi_dsi_get_drvdata(dsi); int ret; - ret = osd101t2587_panel_disable(&osd101t2587->base); + ret = drm_panel_disable(&osd101t2587->base); if (ret < 0) dev_warn(&dsi->dev, "failed to disable panel: %d\n", ret); - osd101t2587_panel_unprepare(&osd101t2587->base); - + drm_panel_unprepare(&osd101t2587->base); drm_panel_remove(&osd101t2587->base); ret = mipi_dsi_detach(dsi); @@ -234,8 +228,8 @@ static void osd101t2587_panel_shutdown(struct mipi_dsi_device *dsi) { struct osd101t2587_panel *osd101t2587 = mipi_dsi_get_drvdata(dsi); - osd101t2587_panel_disable(&osd101t2587->base); - osd101t2587_panel_unprepare(&osd101t2587->base); + drm_panel_disable(&osd101t2587->base); + drm_panel_unprepare(&osd101t2587->base); } static struct mipi_dsi_driver osd101t2587_panel_driver = {