From mboxrd@z Thu Jan 1 00:00:00 1970 From: boris.brezillon@bootlin.com (Boris Brezillon) Date: Fri, 24 Aug 2018 09:51:31 +0200 Subject: [PATCH v8 0/4] drm/atmel-hlcdc: bus-width override support In-Reply-To: <20180810130359.9882-1-peda@axentia.se> References: <20180810130359.9882-1-peda@axentia.se> Message-ID: <20180824095131.5d9cb33f@bbrezillon> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Peter, On Fri, 10 Aug 2018 15:03:55 +0200 Peter Rosin wrote: > Hi! > > The background for these patches is that our PCB interface between > the SAMA5D3 and the ds90c185 lvds encoder is only using 16 bits, and > this has to be described somewhere, or the atmel-hlcdc driver have no > chance of selecting the correct output mode. Since we have similar > problems with a tda19988 HDMI encoder I added patches to override > the atmel-hlcdc output format via DT properties compatible with the > media video-interface binding and things start to play together. > > Cheers, > Peter > > Changes since v7 https://lkml.org/lkml/2018/8/4/288 > - The ep device_node was leaked in v7 patch 3/3, so add patch 3/4 > which simplifies fixing this in patch 4/4 (and adds flexibility) > and adjust patch 4/4 to the changes done in the new 3/4. > - return -ENOMEM on allocation failure in patch 4/4 I stopped following the discussion at some point. Are there any open issues or Ack you're waiting for? From mboxrd@z Thu Jan 1 00:00:00 1970 From: Boris Brezillon Subject: Re: [PATCH v8 0/4] drm/atmel-hlcdc: bus-width override support Date: Fri, 24 Aug 2018 09:51:31 +0200 Message-ID: <20180824095131.5d9cb33f@bbrezillon> References: <20180810130359.9882-1-peda@axentia.se> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20180810130359.9882-1-peda@axentia.se> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Peter Rosin Cc: Mark Rutland , devicetree@vger.kernel.org, Alexandre Belloni , Sakari Ailus , David Airlie , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Nicolas Ferre , Rob Herring , Jacopo Mondi , Jyri Sarha , Russell King - ARM Linux , linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org SGkgUGV0ZXIsCgpPbiBGcmksIDEwIEF1ZyAyMDE4IDE1OjAzOjU1ICswMjAwClBldGVyIFJvc2lu IDxwZWRhQGF4ZW50aWEuc2U+IHdyb3RlOgoKPiBIaSEKPiAKPiBUaGUgYmFja2dyb3VuZCBmb3Ig dGhlc2UgcGF0Y2hlcyBpcyB0aGF0IG91ciBQQ0IgaW50ZXJmYWNlIGJldHdlZW4KPiB0aGUgU0FN QTVEMyBhbmQgdGhlIGRzOTBjMTg1IGx2ZHMgZW5jb2RlciBpcyBvbmx5IHVzaW5nIDE2IGJpdHMs IGFuZAo+IHRoaXMgaGFzIHRvIGJlIGRlc2NyaWJlZCBzb21ld2hlcmUsIG9yIHRoZSBhdG1lbC1o bGNkYyBkcml2ZXIgaGF2ZSBubwo+IGNoYW5jZSBvZiBzZWxlY3RpbmcgdGhlIGNvcnJlY3Qgb3V0 cHV0IG1vZGUuIFNpbmNlIHdlIGhhdmUgc2ltaWxhcgo+IHByb2JsZW1zIHdpdGggYSB0ZGExOTk4 OCBIRE1JIGVuY29kZXIgSSBhZGRlZCBwYXRjaGVzIHRvIG92ZXJyaWRlCj4gdGhlIGF0bWVsLWhs Y2RjIG91dHB1dCBmb3JtYXQgdmlhIERUIHByb3BlcnRpZXMgY29tcGF0aWJsZSB3aXRoIHRoZQo+ IG1lZGlhIHZpZGVvLWludGVyZmFjZSBiaW5kaW5nIGFuZCB0aGluZ3Mgc3RhcnQgdG8gcGxheSB0 b2dldGhlci4KPiAKPiBDaGVlcnMsCj4gUGV0ZXIKPiAKPiBDaGFuZ2VzIHNpbmNlIHY3ICBodHRw czovL2xrbWwub3JnL2xrbWwvMjAxOC84LzQvMjg4Cj4gLSBUaGUgZXAgZGV2aWNlX25vZGUgd2Fz IGxlYWtlZCBpbiB2NyBwYXRjaCAzLzMsIHNvIGFkZCBwYXRjaCAzLzQKPiAgIHdoaWNoIHNpbXBs aWZpZXMgZml4aW5nIHRoaXMgaW4gcGF0Y2ggNC80IChhbmQgYWRkcyBmbGV4aWJpbGl0eSkKPiAg IGFuZCBhZGp1c3QgcGF0Y2ggNC80IHRvIHRoZSBjaGFuZ2VzIGRvbmUgaW4gdGhlIG5ldyAzLzQu Cj4gLSByZXR1cm4gLUVOT01FTSBvbiBhbGxvY2F0aW9uIGZhaWx1cmUgaW4gcGF0Y2ggNC80CgpJ IHN0b3BwZWQgZm9sbG93aW5nIHRoZSBkaXNjdXNzaW9uIGF0IHNvbWUgcG9pbnQuIEFyZSB0aGVy ZSBhbnkgb3Blbgppc3N1ZXMgb3IgQWNrIHlvdSdyZSB3YWl0aW5nIGZvcj8KX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlz dApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0 b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsCg== From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9C2BDC4321D for ; 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Fri, 24 Aug 2018 09:51:33 +0200 (CEST) Date: Fri, 24 Aug 2018 09:51:31 +0200 From: Boris Brezillon To: Peter Rosin Cc: linux-kernel@vger.kernel.org, David Airlie , Rob Herring , Mark Rutland , Nicolas Ferre , Alexandre Belloni , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Jyri Sarha , Daniel Vetter , Andrzej Hajda , Russell King - ARM Linux , Jacopo Mondi , Sakari Ailus Subject: Re: [PATCH v8 0/4] drm/atmel-hlcdc: bus-width override support Message-ID: <20180824095131.5d9cb33f@bbrezillon> In-Reply-To: <20180810130359.9882-1-peda@axentia.se> References: <20180810130359.9882-1-peda@axentia.se> X-Mailer: Claws Mail 3.15.0-dirty (GTK+ 2.24.31; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Peter, On Fri, 10 Aug 2018 15:03:55 +0200 Peter Rosin wrote: > Hi! > > The background for these patches is that our PCB interface between > the SAMA5D3 and the ds90c185 lvds encoder is only using 16 bits, and > this has to be described somewhere, or the atmel-hlcdc driver have no > chance of selecting the correct output mode. Since we have similar > problems with a tda19988 HDMI encoder I added patches to override > the atmel-hlcdc output format via DT properties compatible with the > media video-interface binding and things start to play together. > > Cheers, > Peter > > Changes since v7 https://lkml.org/lkml/2018/8/4/288 > - The ep device_node was leaked in v7 patch 3/3, so add patch 3/4 > which simplifies fixing this in patch 4/4 (and adds flexibility) > and adjust patch 4/4 to the changes done in the new 3/4. > - return -ENOMEM on allocation failure in patch 4/4 I stopped following the discussion at some point. Are there any open issues or Ack you're waiting for?