From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from ixit.cz (ixit.cz [185.100.197.86]) (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 B48B5386C2A; Mon, 8 Jun 2026 10:38:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.100.197.86 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780915095; cv=none; b=qJmzKcUIPWL8SX/x0ayKCqP+o74F7TJZWDJ7DVAECzrdyg2joxggwgHn6RCB9d2AlcCy89BnQzH9qEzV3cb0gNkZfQSlE8cEnWlPBOfsytGGL9NZL9UEZUwPrh8lfdZQz/KU0MKBTD4kHBb5EOGuIhzLU1T0h1KssooKxd2MVRc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780915095; c=relaxed/simple; bh=VL0Sbt4JkXXRkrB4QTnnQEuXRkv4A59WLamdKRlPK0Q=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=ofMAwCgWdwtjqzppJigpxmnR04e6EYsekX6ITf2smu5q4d4Nt/WwbkrfHrqDGuRVQXq8YePx9JwZMBUdalUzs3q60SPsVvzCXN592KroQj4PDUzhtYPg8joUWSkpi3ecjbH+puD5Y+WzY6mBhO3lHpyCZOSjFqCgXGORDfYObuk= ARC-Authentication-Results:i=1; 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bh=G606RiWlRO3LEGzKSjpn0wAPZJm4TuvgogdyM0bj3l0=; b=JjPjlFqvqHf3g57knuYoKH5Ejy7Vn2n4XATiM78TJCL9X9MhFN07gbsd0T5/1YdklONlpE DkDVvLLJuJdnAMruQqO+4Ap9RGMJujUxIFZWcElNESpVJCC6rXOBYvzID4Nx7OFn300GJo C0Hqfx60uUz/GTLoNaiBxhoi5rUyrxc= Message-ID: Date: Mon, 8 Jun 2026 12:37:47 +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 v7 5/8] media: qcom: camss: csiphy-3ph: Add Gen2 v1.1 MIPI CSI-2 C-PHY init To: Bryan O'Donoghue , Robert Foss , Todor Tomov , Bryan O'Donoghue , Vladimir Zapolskiy , Mauro Carvalho Chehab , Luca Weiss , Petr Hodina , "Dr. Git" , Cory Keitz , Loic Poulain Cc: Frank Li , Konrad Dybcio , Kieran Bingham , Sakari Ailus , linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, phone-devel@vger.kernel.org References: <20260605-qcom-cphy-v7-0-426c37e9008f@ixit.cz> <20260605-qcom-cphy-v7-5-426c37e9008f@ixit.cz> <3dbc6dab-9a60-4c2b-9bcf-a6a4e40678b0@kernel.org> Content-Language: en-US From: David Heidelberg Autocrypt: addr=david@ixit.cz; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit On 08/06/2026 11:00, Bryan O'Donoghue wrote: > On 05/06/2026 14:14, David Heidelberg via B4 Relay wrote: >>       case CAMSS_845: >>           if (c->phy_cfg == V4L2_MBUS_CSI2_CPHY) { >> -            regs->lane_regs = NULL; >> -            regs->lane_array_size = 0; >> +            regs->lane_regs = &lane_regs_sdm845_3ph[0]; >> +            regs->lane_array_size = ARRAY_SIZE(lane_regs_sdm845_3ph); >>           } else { >>               regs->lane_regs = &lane_regs_sdm845[0]; >>               regs->lane_array_size = ARRAY_SIZE(lane_regs_sdm845); >>           } > > The nittiest nit pick I can make sorry ... > > IMO the default in the code should be DPHY with CPHY the alternative. Sounds good, thou, the original lane regs, due to being only D-PHY available at that time, were uncoditional on V4L2_MBUS_CSI2_DPHY (which I assume has to be set anyway). I was aiming to keep the original logic (thus else { ... D-PHY }). Then I would do if (DPHY) elseif (CPHY) if that's desired. My pref would be another switch statement, but yo dawg, I heard you have switch statement inside the switch statement.... :) David > > Globally that should be true in this code. > > --- > bod -- David Heidelberg