From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 81882C433B4 for ; Wed, 5 May 2021 17:22:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 51F8D613E3 for ; Wed, 5 May 2021 17:22:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237911AbhEERXC (ORCPT ); Wed, 5 May 2021 13:23:02 -0400 Received: from mx2.suse.de ([195.135.220.15]:35634 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240023AbhEERT6 (ORCPT ); Wed, 5 May 2021 13:19:58 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 2679DAF3D; Wed, 5 May 2021 17:19:01 +0000 (UTC) Date: Wed, 5 May 2021 19:18:58 +0200 From: Michal =?iso-8859-1?Q?Such=E1nek?= To: Adrien Grassein Cc: a.hajda@samsung.com, narmstrong@baylibre.com, robert.foss@linaro.org, Laurent.pinchart@ideasonboard.com, jonas@kwiboo.se, jernej.skrabec@siol.net, airlied@linux.ie, daniel@ffwll.ch, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] drm/bridge: fix LONTIUM_LT8912B dependencies Message-ID: <20210505171858.GC6564@kitsune.suse.cz> References: <20210504220207.4004511-1-adrien.grassein@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20210504220207.4004511-1-adrien.grassein@gmail.com> User-Agent: Mutt/1.11.3 (2019-02-01) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, May 05, 2021 at 12:02:07AM +0200, Adrien Grassein wrote: > LONTIUM_LT8912B uses "drm_display_mode_to_videomode" from > DRM framework that needs VIDEOMODE_HELPERS to be enabled. > > Fixes: 30e2ae943c26 ("drm/bridge: Introduce LT8912B DSI to HDMI bridge") > Reported-by: Michal Suchánek > Signed-off-by: Adrien Grassein > --- > drivers/gpu/drm/bridge/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig > index 400193e38d29..70bcceaae9bf 100644 > --- a/drivers/gpu/drm/bridge/Kconfig > +++ b/drivers/gpu/drm/bridge/Kconfig > @@ -68,6 +68,7 @@ config DRM_LONTIUM_LT8912B > select DRM_KMS_HELPER > select DRM_MIPI_DSI > select REGMAP_I2C > + select VIDEOMODE_HELPERS > help > Driver for Lontium LT8912B DSI to HDMI bridge > chip driver. Indeed, this fixes the problem. Thanks Michal