From patchwork Thu Oct 21 07:39:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Ripard X-Patchwork-Id: 12574209 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 707F1C433EF for ; Thu, 21 Oct 2021 07:41:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5E071610CF for ; Thu, 21 Oct 2021 07:41:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232002AbhJUHnk (ORCPT ); Thu, 21 Oct 2021 03:43:40 -0400 Received: from wnew3-smtp.messagingengine.com ([64.147.123.17]:33187 "EHLO wnew3-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231811AbhJUHnP (ORCPT ); Thu, 21 Oct 2021 03:43:15 -0400 Received: from compute6.internal (compute6.nyi.internal [10.202.2.46]) by mailnew.west.internal (Postfix) with ESMTP id 054392B01360; Thu, 21 Oct 2021 03:40:57 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute6.internal (MEProxy); Thu, 21 Oct 2021 03:40:59 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cerno.tech; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; s=fm1; bh=aINb3yyNPEGy8 1/IksR4f28ybF+VpRvrF3mAjvmMCck=; b=QQV2Mvx2KRkeTQPYhTlSUGsWBUPNJ SGTjldOlRPc2TNNwI4shLSorfsohptZkId8P0WAFON1rur7BCufxYcSr+Yxs2TyH dHfSgc7F2xSHK1ukDdUS7wJriLUqzgNvH/Y7Ie72a2q964AcjjDw8OaL2pEDMK42 KLn4FyPElDg8gIQuETnhq/7Rsfllzl9VnZZ1vGJz5vzi5gorBpd0XZtuRRjb1P04 OpzHLgkjxmr95OCc9GWvPqbhC1X7coy1VAXbzNF7hkrw18hjZbLHvc5F8r40MWMI dWKZ/T/mdDtzaL98HPpME0Wl8bDFahIDoW7G4rqWoPRuHcB4QkiSM8HSw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:date:from :in-reply-to:message-id:mime-version:references:subject:to :x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm1; bh=aINb3yyNPEGy81/IksR4f28ybF+VpRvrF3mAjvmMCck=; b=nNqTSuhb 2J0GUp8g9neMvh6xfWrr2Ej3+PvHifgCQgNw66iDF6jY4a1I0DcL52vSt/0UhxdI fLaEpOQp2sHQlo3ivbcnoANpZ7eeO7yoQcYRskSaOtnOfcevt6FatrpbvXmknn8d sO9ZFYAJnYJdd0OV4utl73fdwAH0cUCifZREcG5kNis5jLHRZkDxL5uu4/VvoF7s m12Aqv9nn8QKeQt3Q2C4xC5ukgAKQY/KCps2AbqdoFJjXhITah22aR2UKqzjf8jK 0k4g890ByL+bMSg7NwgXLEba+nY7armTcDzgfOXMn2pDEHY0OBG/aOp4+mQS/mDl kie0GOWMR3DTqw== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvtddrvddvhedgudduiecutefuodetggdotefrod ftvfcurfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfgh necuuegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmd enucfjughrpefhvffufffkofgjfhgggfestdekredtredttdenucfhrhhomhepofgrgihi mhgvucftihhprghrugcuoehmrgigihhmvgestggvrhhnohdrthgvtghhqeenucggtffrrg htthgvrhhnpedvkeelveefffekjefhffeuleetleefudeifeehuddugffghffhffehveev heehvdenucevlhhushhtvghrufhiiigvpeegnecurfgrrhgrmhepmhgrihhlfhhrohhmpe hmrgigihhmvgestggvrhhnohdrthgvtghh X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Thu, 21 Oct 2021 03:40:56 -0400 (EDT) From: Maxime Ripard To: Laurent Pinchart , Maarten Lankhorst , Thomas Zimmermann , Maxime Ripard , Sam Ravnborg , Daniel Vetter , David Airlie , Thierry Reding , Andrzej Hajda , Robert Foss , Neil Armstrong , Jonas Karlman , Jernej Skrabec Cc: Seung-Woo Kim , Xinliang Liu , linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Tian Tao , freedreno@lists.freedesktop.org, Chen Feng , Joonyoung Shim , Kyungmin Park , John Stultz , Rob Clark , linux-arm-msm@vger.kernel.org, Sean Paul , Inki Dae , Xinwei Kong , dri-devel@lists.freedesktop.org, Laurent Pinchart Subject: [PATCH v5 14/21] drm/bridge: sn65dsi83: Switch to devm MIPI-DSI helpers Date: Thu, 21 Oct 2021 09:39:40 +0200 Message-Id: <20211021073947.499373-15-maxime@cerno.tech> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211021073947.499373-1-maxime@cerno.tech> References: <20211021073947.499373-1-maxime@cerno.tech> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org Let's switch to the new devm MIPI-DSI function to register and attach our secondary device. This also avoids leaking the device when we detach the bridge but don't remove its driver. Acked-by: Sam Ravnborg Tested-by: Laurent Pinchart Signed-off-by: Maxime Ripard --- drivers/gpu/drm/bridge/ti-sn65dsi83.c | 12 +++--------- 1 file changed, 3 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi83.c b/drivers/gpu/drm/bridge/ti-sn65dsi83.c index 3bfd07caf8d7..539edd2c19f5 100644 --- a/drivers/gpu/drm/bridge/ti-sn65dsi83.c +++ b/drivers/gpu/drm/bridge/ti-sn65dsi83.c @@ -262,7 +262,7 @@ static int sn65dsi83_attach(struct drm_bridge *bridge, return -EPROBE_DEFER; } - dsi = mipi_dsi_device_register_full(host, &info); + dsi = devm_mipi_dsi_device_register_full(dev, host, &info); if (IS_ERR(dsi)) { return dev_err_probe(dev, PTR_ERR(dsi), "failed to create dsi device\n"); @@ -274,18 +274,14 @@ static int sn65dsi83_attach(struct drm_bridge *bridge, dsi->format = MIPI_DSI_FMT_RGB888; dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST; - ret = mipi_dsi_attach(dsi); + ret = devm_mipi_dsi_attach(dev, dsi); if (ret < 0) { dev_err(dev, "failed to attach dsi to host\n"); - goto err_dsi_attach; + return ret; } return drm_bridge_attach(bridge->encoder, ctx->panel_bridge, &ctx->bridge, flags); - -err_dsi_attach: - mipi_dsi_device_unregister(dsi); - return ret; } static void sn65dsi83_detach(struct drm_bridge *bridge) @@ -295,8 +291,6 @@ static void sn65dsi83_detach(struct drm_bridge *bridge) if (!ctx->dsi) return; - mipi_dsi_detach(ctx->dsi); - mipi_dsi_device_unregister(ctx->dsi); ctx->dsi = NULL; }