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 B7177199EA3 for ; Mon, 18 Nov 2024 14:12:45 +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=1731939167; cv=none; b=uP5bGP2nq6eClRvic3jBU8onp8eE+WPPIfIAnrgUl0toCegoXozfEmOEKfAehhDwLwU33g5+lplwbqpsUdyoHWgTXJoHJPFYCWWpBcE34FOFV/nQolsykq4REQBpfE9wYdyYOlPbo/J4wjIneDGKlPM03FZqVf7Claz+xoNi4k8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731939167; c=relaxed/simple; bh=9rtIaJdzLpfhcJlBdzdGMpAeFiab6X2lmqW3IAg19II=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=ZCqDfyXlDy9HLt3W5FETcXoxuKXI9OUln3JFnb0BeUAuW9kyyM6JtbloLrEzYGgo+XDcqCVHDKjWJUb1sTnqcS0ZKKDtHRgugCOCFovxwpQpOqk1aRjTHg7XSwHD4BfvrRtfSnf2o8Q5lawgAB/l00WD+cSQ8yH3EHNdNNW15D8= 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=EUm7WMKf; 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="EUm7WMKf" 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 4056AA57; Mon, 18 Nov 2024 15:12:25 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1731939146; bh=9rtIaJdzLpfhcJlBdzdGMpAeFiab6X2lmqW3IAg19II=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=EUm7WMKftaJjwT/vqupC6vNQxjhPHc6B41uCr5ui0oyEUrcXQC8KkjTS+Pm75jYxI p/kzzkTE7yuhqB+LtM2UGdkJJuNwx8G9sIP5uoKIiRXhzP3oOThJp9kiO+g0GqDypO EhJl4HVcAHMb+p5tasycAo8JdZujfikf59JgI0lE= Message-ID: <91f1d2a6-2dc8-428c-9d0c-bd40177fda2b@ideasonboard.com> Date: Mon, 18 Nov 2024 16:12:39 +0200 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 v5 06/13] drm/bridge: cdns-dsi: Check return value when getting default PHY config To: Aradhya Bhatia , Dmitry Baryshkov , Laurent Pinchart , Andrzej Hajda , Neil Armstrong , Robert Foss , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter Cc: Dominik Haller , Sam Ravnborg , Kieran Bingham , Nishanth Menon , Vignesh Raghavendra , Devarsh Thakkar , Praneeth Bajjuri , Udit Kumar , Jayesh Choudhary , DRI Development List , Linux Kernel List References: <20241019195411.266860-1-aradhya.bhatia@linux.dev> <20241019195411.266860-7-aradhya.bhatia@linux.dev> 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 19/10/2024 22:54, Aradhya Bhatia wrote: > From: Aradhya Bhatia > > Check for the return value of the phy_mipi_dphy_get_default_config() > call, and incase of an error, return back the same. > > Fixes: fced5a364dee ("drm/bridge: cdns: Convert to phy framework") > Signed-off-by: Aradhya Bhatia > Signed-off-by: Aradhya Bhatia > --- > drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c | 8 +++++--- > 1 file changed, 5 insertions(+), 3 deletions(-) Reviewed-by: Tomi Valkeinen Tomi > diff --git a/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c > index 2fc24352d989..e4c0968313af 100644 > --- a/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c > +++ b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c > @@ -575,9 +575,11 @@ static int cdns_dsi_check_conf(struct cdns_dsi *dsi, > if (ret) > return ret; > > - phy_mipi_dphy_get_default_config(mode_clock * 1000, > - mipi_dsi_pixel_format_to_bpp(output->dev->format), > - nlanes, phy_cfg); > + ret = phy_mipi_dphy_get_default_config(mode_clock * 1000, > + mipi_dsi_pixel_format_to_bpp(output->dev->format), > + nlanes, phy_cfg); > + if (ret) > + return ret; > > ret = cdns_dsi_adjust_phy_config(dsi, dsi_cfg, phy_cfg, mode, mode_valid_check); > if (ret)