From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from metis.whiteo.stw.pengutronix.de (metis.whiteo.stw.pengutronix.de [185.203.201.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1036F3B0AC9 for ; Fri, 13 Mar 2026 15:33:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.203.201.7 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773416026; cv=none; b=ZgLMSUgXNwDFUSZPYIfO8Pr/6sLBIlYc8wFLIszMNzMFxiFj5+uBHcMMhD7rxTtsa5thUa3AqWCO435AiJoaIElbc/9xQPfZ9DaR1peqoQlBQVOlqswjGKEEXJP33DcUhVEdElKjYdsme57qpKXR9Jx0oK9TG5120CrKwSHY1hs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773416026; c=relaxed/simple; bh=XnHuZnTUEeQK5Y31dfsA28NCa/bdjm5OsuCh5Czs9og=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=PKK54KUly4K4CKaePKcbLD/Cm7XHJVf9FqQyDdBy7qs+kaNYXB1AOtEKfvpV19uAHRNBByJyzXiLU/jxdlfIcOcimZ+fFS8WlBZwIx9vt2HaJUce4UQqwREAejYC5YWOfssM1v0ZRCQlnCO0MLxZSnz9FgmPmxNL2afwDy/ajtw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de; spf=pass smtp.mailfrom=pengutronix.de; arc=none smtp.client-ip=185.203.201.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=pengutronix.de Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1w14W5-0001sU-Dh; Fri, 13 Mar 2026 16:33:33 +0100 Received: from lupine.office.stw.pengutronix.de ([2a0a:edc0:0:900:1d::4e] helo=lupine) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1w14W2-0006Mm-34; Fri, 13 Mar 2026 16:33:30 +0100 Received: from pza by lupine with local (Exim 4.98.2) (envelope-from ) id 1w14W2-00000000El6-3cWe; Fri, 13 Mar 2026 16:33:30 +0100 Message-ID: <7b2aa2c742f41e376ffe8865e3a2cd9c53843574.camel@pengutronix.de> Subject: Re: [PATCH] drm/imx: parallel-display: add DRM_DISPLAY_HELPER for DRM_IMX_PARALLEL_DISPLAY From: Philipp Zabel To: Martin Kepplinger-Novakovic , maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, airlied@gmail.com, simona@ffwll.ch, shawnguo@kernel.org, s.hauer@pengutronix.de Cc: kernel@pengutronix.de, dri-devel@lists.freedesktop.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel test robot Date: Fri, 13 Mar 2026 16:33:30 +0100 In-Reply-To: <20260121102607.4087362-1-martin.kepplinger-novakovic@ginzinger.com> References: <20260121102607.4087362-1-martin.kepplinger-novakovic@ginzinger.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.56.2-0+deb13u1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: p.zabel@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org On Mi, 2026-01-21 at 11:26 +0100, Martin Kepplinger-Novakovic wrote: > When I build for an old imx53 platform I see the same as the test robot > saw before: >=20 > arm-buildroot-linux-gnueabihf-ld: drivers/gpu/drm/imx/ipuv3/parallel-disp= lay.o: in function `imx_pd_bind': > parallel-display.c:(.text+0xb8): undefined reference to `drm_bridge_conne= ctor_init' >=20 > Selecting DRM_DISPLAY_HELPER for DRM_IMX_PARALLEL_DISPLAY fixes the build= . >=20 > Reported-by: kernel test robot > Closes: https://lore.kernel.org/oe-kbuild-all/202512241721.jZgcwRfr-lkp@i= ntel.com/ >=20 > Signed-off-by: Martin Kepplinger-Novakovic Reviewed-by: Philipp Zabel regards Philipp