From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tomi Valkeinen Subject: Re: [RFC v2 PATCH] mipi-dsi-bus: add MIPI DSI bus support Date: Fri, 13 Dec 2013 13:29:17 +0200 Message-ID: <52AAEF8D.7040804@ti.com> References: <20131122174127.GA30591@ulmo.nvidia.com> <52936745.1070209@samsung.com> <20131127105401.GB9639@ulmo.nvidia.com> <52A08FB3.5040800@ti.com> <20131206125424.GA30625@ulmo.nvidia.com> <52A5AAAE.5090601@ti.com> <20131209131015.GB17693@ulmo.nvidia.com> <52A5DC30.5030801@ti.com> <20131209161048.GA11742@ulmo.nvidia.com> <52A6DCBA.7060801@ti.com> <20131212121941.GF11524@ulmo.nvidia.com> <52AAEDEB.5090102@samsung.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============2141766450==" Return-path: Received: from arroyo.ext.ti.com (arroyo.ext.ti.com [192.94.94.40]) by gabe.freedesktop.org (Postfix) with ESMTP id 77AEDFA8E1 for ; Fri, 13 Dec 2013 03:29:20 -0800 (PST) In-Reply-To: <52AAEDEB.5090102@samsung.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces@lists.freedesktop.org Errors-To: dri-devel-bounces@lists.freedesktop.org To: Andrzej Hajda , Thierry Reding Cc: Kyungmin Park , Thierry Reding , dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org --===============2141766450== Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="umPce4asML7xsgK4rfejaBb09QDwHNU4c" --umPce4asML7xsgK4rfejaBb09QDwHNU4c Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable On 2013-12-13 13:22, Andrzej Hajda wrote: > On 12/12/2013 01:19 PM, Thierry Reding wrote: >> On Tue, Dec 10, 2013 at 11:19:54AM +0200, Tomi Valkeinen wrote: >>> On 2013-12-09 18:10, Thierry Reding wrote: >>> >>> Btw, about single linux device handling multiple VC IDs: I noticed th= at >>> the DSI spec has an example, in which a DSI peripheral receives >>> interlaced video, and the video packets containing even field have VC= ID >>> 0 and packets for odd field have VC ID 1. I'm not sure how relevant >>> interlaced video is, but I think there's an example where having >>> separate linux devices for each VC ID would be somewhat clumsy. >> Ugh... that's pretty bad. > I wonder if this scenario could not be solved just > by allowing range of VCs per device, for example: > dsi { > #address-cells =3D <1>; > #size-cells =3D <1>; > panel_with_interleaved_vc@0 { > reg =3D <0, 2>; > }; > }; I don't think range is good, as then you can't have, say, VC IDs 0 and 2. But giving the VC IDs individually as I did in my recent reply, should do the same thing as above, without ranges. It's still open to me if that method is good or not. Tomi --umPce4asML7xsgK4rfejaBb09QDwHNU4c Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.14 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQIcBAEBAgAGBQJSqu+NAAoJEPo9qoy8lh71P3AP/i70yWVtMNlfEySzEIds2oWi pI7TEfXTKYjtIRnCiioaNpETNYxq5DhhfuhNXfvzXgr63Zt5u05mYlB+GPVB8h6t Gp+dT1zfTaWhODxpgEhnd+fgyMkWQ74t3X1ltJFlwCFfKYeX58dIFB/AOsUxdw58 aYUPesB56tZ0MW8Ehu1NcY0Ef2nZtO9lJQ70Xp8ipDEUrVyb4bH2gZ9KzqX4i2rJ o5etGSQPH359fyIUcz24cXTXQgTlIGCPT1UVQweccrFOkqWTpNr6TAhB35CjPuj8 y7zeVmqzropmZDuuR/YXrMQAb1yNpnMyvgi9RvxbPIm4z95QjpFQsQoWzBhiVg6k SJy4fg+mMS5L7JUEJqrYNCEG0mqx6rxN8v0RiGKfH0caqPKDY6aR2Q09LJPrQtEt ZGqfg+CpoZa/fgBqAYNrOopARarEQ99uCwM9iEnLhhx2vvrxTeHXiF+a3k4YW1Is 6i4J5+vLhwGRxGN7bQjf4YIhu+maokxxPpYPvc9/Wc7QgAsihJ/DXYFkG1uEoBfu sdR0WO9DNy+n17OneQpwNE3+eKo5uywyTu1/unIUSJk1YMyBMD3KGAXbIkTov4nO apTyeRJMZGe0dWZWGoz3Gf7ajc7KeW8kaQx3EJweMMNBKd09GvvTqNEKt6eakKEE 3ifUh6rcpJrUkK1oHLuJ =0FmO -----END PGP SIGNATURE----- --umPce4asML7xsgK4rfejaBb09QDwHNU4c-- --===============2141766450== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel --===============2141766450==--