From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751816AbdBAIM4 (ORCPT ); Wed, 1 Feb 2017 03:12:56 -0500 Received: from mailout1.w1.samsung.com ([210.118.77.11]:38076 "EHLO mailout1.w1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751437AbdBAIMx (ORCPT ); Wed, 1 Feb 2017 03:12:53 -0500 MIME-version: 1.0 Content-type: text/plain; charset=utf-8 X-AuditID: cbfec7f4-f79716d000006f65-dc-589198812ff3 Subject: Re: [PATCH 4/7] drm/exynos/hdmi: add bridge support To: Inki Dae , dri-devel@lists.freedesktop.org, Krzysztof Kozlowski Cc: Bartlomiej Zolnierkiewicz , Marek Szyprowski , Kyungmin Park , linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org From: Andrzej Hajda Message-id: Date: Wed, 01 Feb 2017 09:12:46 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.5.1 In-reply-to: <589191DB.5000304@samsung.com> Content-transfer-encoding: 8bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprIKsWRmVeSWpSXmKPExsWy7djPc7qNMyZGGJx+LmqxccZ6VosrX9+z WUy6P4HF4vz5DewWZ5vesFtc3jWHzWLG+X1MFmuP3GV34PDYtKqTzeN+93Emj74tqxg9Pm+S C2CJ4rJJSc3JLEst0rdL4MrYsWAGc8EqnorzLX8YGxh/c3YxcnBICJhILFrs3cXICWSKSVy4 t56ti5GLQ0hgKaNEx9E+dgjnM6PE5+42VpiGTw8jIeLLGCVW3W5gBenmFRCU+DH5HguIzSyg KfHiyyQWiKJnjBLtC88wgySEBWwkJmxZANYgIpArcfLrEbB1zAJXGSXuv77HBpJgA+r+u/km G8RUO4mnK26ATWURUJXY0HEQLC4qECFx6NhtsKGcAtoSPx7sZ4PYLC9x8MpzsM0SAuvYJfpf 3meGOFtWYtMBKNNFYvJyK4iXhSVeHd/CDmHLSFye3A3V2s0o8an/BDuEM4VR4t+HGcwQVdYS h49fZIVYxicxadt0qKG8Eh1tQhAlHhJP3z1mgbAdJWYcec0ECYkjTBJPDt9kmcAoPwspxGYh hdgsJD8sYGRexSiSWlqcm55abKJXnJhbXJqXrpecn7uJEZhQTv87/mUH4+JjVocYBTgYlXh4 Z5ycECHEmlhWXJl7iFGCg1lJhHdG/8QIId6UxMqq1KL8+KLSnNTiQ4zSHCxK4rx7FlwJFxJI TyxJzU5NLUgtgskycXBKNTCmvM499Hx+4Z7svRePzVtnVMS69MSErrl6MpvXfEm4vnCqCHM3 i/b7NMub8YseXPv91OT9K8mKifNbXBt/se2dyanXUrTX9k7SlPWv3z9Md92e2abo8eLeii+N Mmr8wTOCziXPrhC+zfZEW1PJvOtNyqecArsNU69dr/02Oe/Yx98TPdq5FxjFKbEUZyQaajEX FScCAKf2SjkkAwAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrHIsWRmVeSWpSXmKPExsVy+t/xq7r1MyZGGNydamqxccZ6VosrX9+z WUy6P4HF4vz5DewWZ5vesFtc3jWHzWLG+X1MFmuP3GV34PDYtKqTzeN+93Emj74tqxg9Pm+S C2CJcrPJSE1MSS1SSM1Lzk/JzEu3VQoNcdO1UFLIS8xNtVWK0PUNCVJSKEvMKQXyjAzQgINz gHuwkr5dglvGjgUzmAtW8VScb/nD2MD4m7OLkYNDQsBE4tPDyC5GTiBTTOLCvfVsILaQwBJG if2dsSA2r4CgxI/J91hAypkF1CWmTMntYuQCKnnGKPH3bgs7SI2wgI3EhC0LWEFsEYFcifVP Z7JDFB1hkpg9by0jiMMscJ1RYuvjZrAqNgFNib+bb7JBbLCTeLriBguIzSKgKrGh4yAbyDZR gQiJhsPpIGFOAW2JHw/2g5UzC8hLHLzynGUCo8AsJPfNQrhvFpKqBYzMqxhFUkuLc9Nzi430 ihNzi0vz0vWS83M3MQLjatuxn1t2MHa9Cz7EKMDBqMTD++H0hAgh1sSy4srcQ4wSHMxKIrwz +idGCPGmJFZWpRblxxeV5qQWH2I0BTp1IrOUaHI+MObzSuINTQzNLQ2NjC0szI2MlMR5p364 Ei4kkJ5YkpqdmlqQWgTTx8TBKdXA2DJNIPPFGYcaw9WTMhzrnH1Opkw7tNKjV838bN+D0kfz eA88fLjQ5bHfHoZatyV5uU8UUvqTXbZNF7995cTRNnXjrUb8NXHt867cO6fE4nh3n9xm4TJX 90IWPa1Pq/ktax4I/LB6avpwga1RxNnw/Wl5t0I4/9wKb+G6IZVflGr9Ot7IyLFQiaU4I9FQ i7moOBEAQ/Ec58ECAAA= X-MTR: 20000000000000000@CPGS X-CMS-MailID: 20170201081248eucas1p134e0cc14291b6e467db0d62a655697ed X-Msg-Generator: CA X-Sender-IP: 182.198.249.180 X-Local-Sender: =?UTF-8?B?QW5kcnplaiBIYWpkYRtTUlBPTC1LZXJuZWwgKFRQKRvsgrw=?= =?UTF-8?B?7ISx7KCE7J6QG1NlbmlvciBTb2Z0d2FyZSBFbmdpbmVlcg==?= X-Global-Sender: =?UTF-8?B?QW5kcnplaiBIYWpkYRtTUlBPTC1LZXJuZWwgKFRQKRtTYW1z?= =?UTF-8?B?dW5nIEVsZWN0cm9uaWNzG1NlbmlvciBTb2Z0d2FyZSBFbmdpbmVlcg==?= X-Sender-Code: =?UTF-8?B?QzEwG0VIURtDMTBDRDAyQ0QwMjczOTI=?= CMS-TYPE: 201P X-HopCount: 7 X-CMS-RootMailID: 20170120065230eucas1p2e22f7b832ec7e1c770c3e8a27a3341f5 X-RootMTR: 20170120065230eucas1p2e22f7b832ec7e1c770c3e8a27a3341f5 References: <1484895145-511-1-git-send-email-a.hajda@samsung.com> <1484895145-511-5-git-send-email-a.hajda@samsung.com> <58918ED0.3020406@samsung.com> <53bb68fd-5de0-6b3d-df3e-e961ba3fd0fb@samsung.com> <589191DB.5000304@samsung.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 01.02.2017 08:44, Inki Dae wrote: > > 2017년 02월 01일 16:34에 Andrzej Hajda 이(가) 쓴 글: >> On 01.02.2017 08:31, Inki Dae wrote: >>> 2017년 01월 20일 15:52에 Andrzej Hajda 이(가) 쓴 글: >>>> In some platforms there is attached another device to the end of HDMI. >>>> The patch adds support for it. >>> Andrzej, can you clarify what bridge device can be attached and actually is now attached to the end of HDMI? >>> And I wonder if we have the device tree file which defines the bridge device in mainline. Seems we have no the device tree file. >>> >>> If nothing, then this patch should be merged with real use case. >> SiI8620 MHL bridge in tm2/tm2e. > Did you post dt patch to add the properties related to SiI8620 MHL bridge device? > > I see below patch series, > [PATCH 00/24] drm/bridge/sii8620: add Ultra HD modes support > > but I couldn't find dt patch for it. And specifying SiI8620 MHL bridge device as description would be needed. > > Thanks. > > Patch adding HDMI path to tm2(e) including SiI8620 node and OF bindings between hdmi and SiI8620 [1]. As the bridge framework in lower modes was used only to eliminate unsupported modes, support for bridge in exynos_hdmi driver was not critical, HDMI path worked well and I forgot about it. But for UltraHD modes it is required as SiI8620 uses bridge framework to gather info about applied video mode to program registers accordingly. I will add requested description to this patch. [1]: http://www.spinics.net/lists/devicetree/msg157892.html Regards Andrzej From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrzej Hajda Subject: Re: [PATCH 4/7] drm/exynos/hdmi: add bridge support Date: Wed, 01 Feb 2017 09:12:46 +0100 Message-ID: References: <1484895145-511-1-git-send-email-a.hajda@samsung.com> <1484895145-511-5-git-send-email-a.hajda@samsung.com> <58918ED0.3020406@samsung.com> <53bb68fd-5de0-6b3d-df3e-e961ba3fd0fb@samsung.com> <589191DB.5000304@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-reply-to: <589191DB.5000304@samsung.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Inki Dae , dri-devel@lists.freedesktop.org, Krzysztof Kozlowski Cc: linux-samsung-soc@vger.kernel.org, Kyungmin Park , Marek Szyprowski , linux-kernel@vger.kernel.org, Bartlomiej Zolnierkiewicz List-Id: linux-samsung-soc@vger.kernel.org T24gMDEuMDIuMjAxNyAwODo0NCwgSW5raSBEYWUgd3JvdGU6Cj4KPiAyMDE364WEIDAy7JuUIDAx 7J28IDE2OjM07JeQIEFuZHJ6ZWogSGFqZGEg7J20KOqwgCkg7JO0IOq4gDoKPj4gT24gMDEuMDIu MjAxNyAwODozMSwgSW5raSBEYWUgd3JvdGU6Cj4+PiAyMDE364WEIDAx7JuUIDIw7J28IDE1OjUy 7JeQIEFuZHJ6ZWogSGFqZGEg7J20KOqwgCkg7JO0IOq4gDoKPj4+PiBJbiBzb21lIHBsYXRmb3Jt cyB0aGVyZSBpcyBhdHRhY2hlZCBhbm90aGVyIGRldmljZSB0byB0aGUgZW5kIG9mIEhETUkuCj4+ Pj4gVGhlIHBhdGNoIGFkZHMgc3VwcG9ydCBmb3IgaXQuCj4+PiBBbmRyemVqLCBjYW4geW91IGNs YXJpZnkgd2hhdCBicmlkZ2UgZGV2aWNlIGNhbiBiZSBhdHRhY2hlZCBhbmQgYWN0dWFsbHkgaXMg bm93IGF0dGFjaGVkIHRvIHRoZSBlbmQgb2YgSERNST8KPj4+IEFuZCBJIHdvbmRlciBpZiB3ZSBo YXZlIHRoZSBkZXZpY2UgdHJlZSBmaWxlIHdoaWNoIGRlZmluZXMgdGhlIGJyaWRnZSBkZXZpY2Ug aW4gbWFpbmxpbmUuIFNlZW1zIHdlIGhhdmUgbm8gdGhlIGRldmljZSB0cmVlIGZpbGUuCj4+Pgo+ Pj4gSWYgbm90aGluZywgdGhlbiB0aGlzIHBhdGNoIHNob3VsZCBiZSBtZXJnZWQgd2l0aCByZWFs IHVzZSBjYXNlLgo+PiBTaUk4NjIwIE1ITCBicmlkZ2UgaW4gdG0yL3RtMmUuCj4gRGlkIHlvdSBw b3N0IGR0IHBhdGNoIHRvIGFkZCB0aGUgcHJvcGVydGllcyByZWxhdGVkIHRvIFNpSTg2MjAgTUhM IGJyaWRnZSBkZXZpY2U/Cj4KPiBJIHNlZSBiZWxvdyBwYXRjaCBzZXJpZXMsCj4gW1BBVENIIDAw LzI0XSBkcm0vYnJpZGdlL3NpaTg2MjA6IGFkZCBVbHRyYSBIRCBtb2RlcyBzdXBwb3J0Cj4KPiBi dXQgSSBjb3VsZG4ndCBmaW5kIGR0IHBhdGNoIGZvciBpdC4gQW5kIHNwZWNpZnlpbmcgU2lJODYy MCBNSEwgYnJpZGdlIGRldmljZSBhcyBkZXNjcmlwdGlvbiB3b3VsZCBiZSBuZWVkZWQuCj4KPiBU aGFua3MuCj4KPgoKUGF0Y2ggYWRkaW5nIEhETUkgcGF0aCB0byB0bTIoZSkgaW5jbHVkaW5nIFNp STg2MjAgbm9kZSBhbmQgT0YgYmluZGluZ3MKYmV0d2VlbiBoZG1pIGFuZCBTaUk4NjIwIFsxXS4K QXMgdGhlIGJyaWRnZSBmcmFtZXdvcmsgaW4gbG93ZXIgbW9kZXMgd2FzIHVzZWQgb25seSB0byBl bGltaW5hdGUKdW5zdXBwb3J0ZWQgbW9kZXMsIHN1cHBvcnQgZm9yIGJyaWRnZSBpbiBleHlub3Nf aGRtaSBkcml2ZXIgd2FzIG5vdApjcml0aWNhbCwgSERNSSBwYXRoIHdvcmtlZCB3ZWxsIGFuZCBJ IGZvcmdvdCBhYm91dCBpdC4KQnV0IGZvciBVbHRyYUhEIG1vZGVzIGl0IGlzIHJlcXVpcmVkIGFz IFNpSTg2MjAgdXNlcyBicmlkZ2UgZnJhbWV3b3JrIHRvCmdhdGhlciBpbmZvIGFib3V0IGFwcGxp ZWQgdmlkZW8gbW9kZSB0byBwcm9ncmFtIHJlZ2lzdGVycyBhY2NvcmRpbmdseS4KSSB3aWxsIGFk ZCByZXF1ZXN0ZWQgZGVzY3JpcHRpb24gdG8gdGhpcyBwYXRjaC4KClsxXTogaHR0cDovL3d3dy5z cGluaWNzLm5ldC9saXN0cy9kZXZpY2V0cmVlL21zZzE1Nzg5Mi5odG1sCgpSZWdhcmRzCkFuZHJ6 ZWoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRl dmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8v bGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsCg==