From patchwork Thu Feb 27 16:21:19 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marco Felsch X-Patchwork-Id: 11408853 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 3C5ED924 for ; Thu, 27 Feb 2020 16:24:06 +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 19F4524697 for ; Thu, 27 Feb 2020 16:24:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="gXGSnI5w" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 19F4524697 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=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=z8v857zTZJN29fB0cnfnz4iyhjR7kg9wJEzJJnTFYb4=; b=gXGSnI5wh3LZKQ nA/Bsg05+uNUCMz83x36JYGO6++ysM5d+d+r/dKhMVkW3EXMtea13S/6vM6nhJR+bm2TCI90vR34i JKUpjnDlMY5SaWy5eU9AaSUSUWdDAlXbSjEg7zJAhPindi0Zr0z/Ow9P/tNuEQ9xj7w80dDhkmVAt mQOOy7+7VjAdkGumWudJUKE3wMpoTAt3leveosLfRINIKXsz3i2pmDwm9L6pWhKgMwuXQ4z7tjRGL IzbdAXrYz07g5FeNsabM7akVY59BV7Zb3hMIANgOywFwcZFskHOlmo9RmkUHz+3bZslXqTdOqQuRc q9p1wYJXDMEtQXZzzuVw==; 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 1j7LxF-0002xb-OV; Thu, 27 Feb 2020 16:24:05 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1j7Lv4-00015Y-K5 for linux-arm-kernel@lists.infradead.org; Thu, 27 Feb 2020 16:21:51 +0000 Received: from dude02.hi.pengutronix.de ([2001:67c:670:100:1d::28] helo=dude02.lab.pengutronix.de) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1j7Luq-0001sT-2X; Thu, 27 Feb 2020 17:21:36 +0100 Received: from mfe by dude02.lab.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1j7Luk-0007w0-J7; Thu, 27 Feb 2020 17:21:30 +0100 From: Marco Felsch To: p.zabel@pengutronix.de, airlied@linux.ie, daniel@ffwll.ch, shawnguo@kernel.org, stefan@agner.ch, rmk+kernel@armlinux.org.uk Subject: [PATCH 11/17] drm/imx: imx-ldb: release ldb-channel resources within encoder destroy Date: Thu, 27 Feb 2020 17:21:19 +0100 Message-Id: <20200227162125.10450-12-m.felsch@pengutronix.de> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200227162125.10450-1-m.felsch@pengutronix.de> References: <20200227162125.10450-1-m.felsch@pengutronix.de> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::28 X-SA-Exim-Mail-From: mfe@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-arm-kernel@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200227_082150_695607_A4912BAB X-CRM114-Status: GOOD ( 12.27 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kernel@pengutronix.de, linux-arm-kernel@lists.infradead.org, dri-devel@lists.freedesktop.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org There is no reason why the resoruces should be freed manually within the component.unbind() call instead it is easier to use the drm-core destroy helper. The destroy helper gets called for each registered encoder during a drm_mode_config_cleanup() call. Signed-off-by: Marco Felsch --- drivers/gpu/drm/imx/imx-ldb.c | 29 +++++++++++------------------ 1 file changed, 11 insertions(+), 18 deletions(-) diff --git a/drivers/gpu/drm/imx/imx-ldb.c b/drivers/gpu/drm/imx/imx-ldb.c index 06b435f9b6c9..87bf659990da 100644 --- a/drivers/gpu/drm/imx/imx-ldb.c +++ b/drivers/gpu/drm/imx/imx-ldb.c @@ -155,6 +155,16 @@ static int imx_ldb_connector_get_modes(struct drm_connector *connector) return num_modes; } +static void imx_ldb_encoder_destroy(struct drm_encoder *encoder) +{ + struct imx_ldb_channel *channel = enc_to_imx_ldb_ch(encoder); + + if (channel->panel) + drm_panel_detach(channel->panel); + drm_encoder_cleanup(encoder); + i2c_put_adapter(channel->ddc); +} + static void imx_ldb_set_clock(struct imx_ldb *ldb, int mux, int chno, unsigned long serial_clk, unsigned long di_clk) { @@ -385,7 +395,7 @@ static const struct drm_connector_helper_funcs imx_ldb_connector_helper_funcs = }; static const struct drm_encoder_funcs imx_ldb_encoder_funcs = { - .destroy = imx_drm_encoder_destroy, + .destroy = imx_ldb_encoder_destroy, }; static const struct drm_encoder_helper_funcs imx_ldb_encoder_helper_funcs = { @@ -699,25 +709,8 @@ static int imx_ldb_bind(struct device *dev, struct device *master, void *data) return ret; } -static void imx_ldb_unbind(struct device *dev, struct device *master, - void *data) -{ - struct imx_ldb *imx_ldb = dev_get_drvdata(dev); - int i; - - for (i = 0; i < 2; i++) { - struct imx_ldb_channel *channel = &imx_ldb->channel[i]; - - if (channel->panel) - drm_panel_detach(channel->panel); - - i2c_put_adapter(channel->ddc); - } -} - static const struct component_ops imx_ldb_ops = { .bind = imx_ldb_bind, - .unbind = imx_ldb_unbind, }; static int imx_ldb_probe(struct platform_device *pdev)