From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8C4F2606A31A for ; Fri, 30 Oct 2026 09:29:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=Njy3M6el Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id CA8261126C3; Fri, 30 Oct 2026 09:29:42 +0000 (UTC) Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id B64B11126C3 for ; Fri, 30 Oct 2026 09:29:36 +0000 (UTC) Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 97B3E434CD; Fri, 30 Oct 2026 09:29:36 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E8F261F000C1; Fri, 30 Oct 2026 09:29:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793352576; bh=JE2Z6jsS2IrzYo7G8NPWpMa0q9fIt8haCNz10tvF5ec=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=Njy3M6el+TKht2rHSOwWZIZCSp6SuLvXo1Y4YF6EaOKBnGUNFlH41isWyap9K4XRc aYLpViO9wVelb53Xbh4pO7grML4KzjDWd2cMD8khehVquisLFHQcAuvSFy6v/gRfHw gw4rGVS+/DRH4qGxMAyNlA248D0xKcBXnpgnmzE+B9fifQwipkxJU5vt8dZDAFtEXP CZq1dpdRzeiZcT+LN4jrPWOo4gky4MVmGubjMXvM21pFGbqM6A7YtM4EROC6e2t0ka OQ+txcBHxKEJ5ktcff4aZm323d96nlGeZOH3ZfTk7QPKt9E4whDTsx7CN8ykH4mGKS 2hZlFuOZWyWcA== Date: Fri, 30 Oct 2026 10:29:32 +0100 From: Maxime Ripard To: Svyatoslav Ryhel Cc: Neil Armstrong , Jessica Zhang , David Airlie , Simona Vetter , Maarten Lankhorst , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Thierry Reding , Jonathan Hunter , Mikko Perttunen , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org Subject: Re: [PATCH v5 01/11] drm: Add MIPI DBI bus support Message-ID: References: <20261029152909.234584-1-clamor95@gmail.com> <20261029152909.234584-2-clamor95@gmail.com> X-Archived-By: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha384; protocol="application/pgp-signature"; boundary="obui6kiykwkqqmel" Content-Disposition: inline In-Reply-To: <20261029152909.234584-2-clamor95@gmail.com> X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "dri-devel" X-Spam-Status: No, score=-10.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 --obui6kiykwkqqmel Content-Type: text/plain; protected-headers=v1; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Subject: Re: [PATCH v5 01/11] drm: Add MIPI DBI bus support MIME-Version: 1.0 On Thu, Oct 29, 2026 at 05:28:59PM +0200, Svyatoslav Ryhel wrote: > From: Mikko Perttunen >=20 > The MIPI DBI bus allows modeling DBI hosts and peripherals using the Linux > driver model. DBI hosts are registered by their respective drivers. During > registration, DBI peripherals are created from the device tree nodes > provided by the host. >=20 > DBI hosts expose operations that can be used by peripheral drivers to > access associated devices. >=20 > The original code was authored by Mikko Perttunen; I have aligned it with > the existing MIPI DSI implementation. >=20 > Co-developed-by: Svyatoslav Ryhel > Signed-off-by: Svyatoslav Ryhel The SoB situation isn't right here. The author is allegedly Mikko Perttunen, but you don't have their SoB, and yours isn't there either. Aside from that, which MIPI-DBI type is this supposed to support, and how do you intend to support Type C panels we already support through SPI? Maxime --obui6kiykwkqqmel Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iJUEABMJAB0WIQTkHFbLp4ejekA/qfgnX84Zoj2+dgUCauRjeAAKCRAnX84Zoj2+ dswoAX4ra2Q81kXA1DbFkC4tPY6X14by01GbUUlx6j/YMBKNzGv+0UiRjW+r+qyN p43Di2EBf29qbXNvycMurCZaRKUxPTjSvl9+Bk3BHys3GriT5iH8UCJdva57/eNe XPZpOdQpeg== =YMzq -----END PGP SIGNATURE----- --obui6kiykwkqqmel--