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 E0F54299950 for ; Fri, 18 Jul 2025 11:13:08 +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=1752837190; cv=none; b=X2uwSi6lulSUQ6Iqph7O/mavhr7Hu1Y6NViM8hY18h1KEE+MLsGSNTeC7qVrepzG9/3LTjDImrH1m5W3J1ownDocInNrwkOgNdzLytCP1T/TJoBOehMLcS7K6ziMOXVMbBs9ALXY2UwCr4V8brohIK+lvZ2pxdkV9mrD1lHCJxM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752837190; c=relaxed/simple; bh=zcc1FsJKCdLkZjwtdLWh1p8vAM2cAkcsK47dlKLomTQ=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=LQBBBxMqFx2Kr5HqUVutatVg4SoilqMGMe3oNBmVjFzD7/Kj/5WwRaxO/x6Uz0PanptUlGzGXMLhj62B+LWngqFn27t6qpYqnRQE6WG3wpkYlz9Uaj4RtL5q/bcLG24cWPQxeQ4oXVggxPO87r1Di0qBgGaLx6ShgPwrp2pN0Jw= ARC-Authentication-Results:i=1; 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charset=UTF-8 Content-Transfer-Encoding: 7bit Hi, On 17/07/2025 16:56, Luca Ceresoli wrote: > Hello Jyri, Tomi, Michael, > > On Thu, 17 Jul 2025 09:49:44 +0200 > "Michael Walle" wrote: > >> Hi, >> >> thanks for taking a look! >> >>> However allocating an encoder using a bridge alloc function (while we >>> used to call an encoder allocation function) looks counter-intuitive. >>> >>> We had discussed on IRC a different idea, adding a wrapper structure >>> around the bridge. Quoting your proposal: >>> >>> struct tidss_encoder_bridge { >>> struct drm_bridge bridge; >>> struct tidss_encoder *encoder >>> } >>> >>> and then in the bridge funcs go from drm_bridge to tidss_encoder_brigde >>> and use the pointer to get the original private struct. >> >> I was doing that until I've realized that meson/meson_encoder_* is >> doing it the way this patch does it. > > Which was done by, er, myself. O:-) > > To my excuse, meson was using *_encoder_alloc() but rather > devm_kzalloc() + drm_simple_encoder_init(), and the change was > semi-automated via a coccinelle script, so I didn't fully realize that. > >>> That would be cleaner and more intuitive, but use a bit more memory and >>> have an additional pointer deref, thus I think we can live with the >>> patch you just sent, at least for now. >> >> I'm fine with changing it to the wrapper struct. It's your/the >> maintainers call :) > > I think the driver maintainers opinion is more relevant, but in lack of > one I think we can take the patch as is, given it's already written. > > Jyri, Tomi? I think this is fine, even though I do agree the tidss_encoder.c is very confusing. I'll pick this up. I think drm-misc-next-fixes is the correct branch here. Tomi