From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (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 44D40170853 for ; Wed, 23 Oct 2024 10:47:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729680428; cv=none; b=WWNNszF54rlZegIMYkLiqHmUNOKvpPUrN9igr5usP2iPFBUOEeJUKjLo80ks/ifmr5DpemQ9blQ5gBIeqtr6i5R4n+oNxuzQI2XTBZO/FTCqRfelAnIs1EjwUQyCrD7Wv5IgAiYQj4Kzn19aL7DATc5FwyM6xmARsD6JMbZMzZY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729680428; c=relaxed/simple; bh=1aUwh7M2CVh9uYUCo+mpzgabGTGHha0z3nBcBVPdCVE=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=SG4D2Dt8GgCUMIsQfvZnTGl8iQqPfvY4tkCjEW7hzvp97hqAbPLJPXFwsuty2JVu4XwjvNo5qpIVq9GiOuf+1OmqhTvjCajOEM59PB+k42F19foChTJpxT0G0uc8qS8SlMfQEzsoW7vknzjBH4VV6S9uuaellSRj+O4iyJKz7eg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=u8gcHKiE; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="u8gcHKiE" Received: from [192.168.88.20] (91-157-155-49.elisa-laajakaista.fi [91.157.155.49]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 47CB7169; Wed, 23 Oct 2024 12:45:17 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1729680317; bh=1aUwh7M2CVh9uYUCo+mpzgabGTGHha0z3nBcBVPdCVE=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=u8gcHKiEZOTbl/vjaUuxKC4po20kbJ5UenYe3R8fefyZ1AAuU7KRkWIjvEsebXKBx E2B0r36OeLz5cDrd4XnepV6VaQXBu1QbZAsO50ippNXBALwd6dweIdgE5hYAaY3AWL SURtfEKBU+hKyewWwzkhgdnITdPNLU4l+6POuJlg= Message-ID: Date: Wed, 23 Oct 2024 13:47:01 +0300 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] drm: xlnx: zynqmp_dpsub: fix hotplug detection To: Steffen Dirkwinkel , dri-devel@lists.freedesktop.org, Laurent Pinchart Cc: Dmitry Baryshkov , Steffen Dirkwinkel , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Michal Simek , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org References: <20241021134115.216568-1-lists@steffen.cc> Content-Language: en-US From: Tomi Valkeinen Autocrypt: addr=tomi.valkeinen@ideasonboard.com; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 21/10/2024 16:41, Steffen Dirkwinkel wrote: > From: Steffen Dirkwinkel > > drm_kms_helper_poll_init needs to be called after zynqmp_dpsub_kms_init. > zynqmp_dpsub_kms_init creates the connector and without it we don't > enable hotplug detection. > > Signed-off-by: Steffen Dirkwinkel > --- > drivers/gpu/drm/xlnx/zynqmp_kms.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/xlnx/zynqmp_kms.c b/drivers/gpu/drm/xlnx/zynqmp_kms.c > index bd1368df7870..311397cee5ca 100644 > --- a/drivers/gpu/drm/xlnx/zynqmp_kms.c > +++ b/drivers/gpu/drm/xlnx/zynqmp_kms.c > @@ -509,12 +509,12 @@ int zynqmp_dpsub_drm_init(struct zynqmp_dpsub *dpsub) > if (ret) > return ret; > > - drm_kms_helper_poll_init(drm); > - > ret = zynqmp_dpsub_kms_init(dpsub); > if (ret < 0) > goto err_poll_fini; > > + drm_kms_helper_poll_init(drm); > + > /* Reset all components and register the DRM device. */ > drm_mode_config_reset(drm); > Thanks, this indeed fixes the HPD issue. But shouldn't this have a Fixes tag, and cc stable? Tomi