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Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1h0pvt-0001SY-Gp; Mon, 04 Mar 2019 15:55:13 +0000 Received: from mout.kundenserver.de ([212.227.126.131]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1h0pvi-0000cP-Ob for linux-arm-kernel@lists.infradead.org; Mon, 04 Mar 2019 15:55:06 +0000 Received: from [192.168.178.52] ([109.104.44.91]) by mrelayeu.kundenserver.de (mreue010 [212.227.15.167]) with ESMTPSA (Nemesis) id 1MC2o9-1goUfI05jp-00COoK; Mon, 04 Mar 2019 16:54:45 +0100 Subject: Re: [PATCH 1/7] drm/vc4: hdmi: Check that the monitor supports HDMI audio To: Maxime Ripard , Maarten Lankhorst , Sean Paul , Daniel Vetter , David Airlie References: From: Stefan Wahren Message-ID: <4f17bf31-c5ba-286d-f08e-97b557fb5b43@i2se.com> Date: Mon, 4 Mar 2019 16:54:43 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.5.1 MIME-Version: 1.0 In-Reply-To: Content-Language: de-DE X-Provags-ID: V03:K1:dKl66a/+W4hqlrcykjNYY0Ism38gfmrNiGURSVIvw2lJioTGHaH uw2gJ3AlDREbboxFqZmlnE7uMZy5q3MgAg48enJ3ZsrHs7JYWku+QnMe8t1lm+F5elRRtt3 T58qsStm0gs9YZ4c8YjDj2/67BkICZ/5A3b//EF0n338JTajWBFUPP1Z9+syzTQCUE4mPB3 +Xrmap3Z5GGLigoorl+Hw== X-UI-Out-Filterresults: notjunk:1;V03:K0:5uh+NgmSr58=:8os1/A7Sd4YCzqV4JtvIu4 uclJXKaHuYChLyJjtL8FPBJi0g5LrsIkuFfIwkNUTGXb0SrqjCgJDUXsLuNwTvsMo3w1nWmGi J0+duHiXrPJjHho4Z6RLfPqk5yauVyMtSQm0ud/y0u61o9p/KIp6Svwy1VwiLxkbmwSmy3Bzf RO3xDUj2g2nWBOpTFCAUqvgJ0ojiwRLJkAeRwqcsmsUA4HvH4dXik25DCp5CLQYEeRBqNqyY9 bbD6fFUkmVmuMaAeX1mt0jEDae4bDAehghniib1mljxTrQ6mzE6UsySjDguCIQPJU/wFdTtdJ kqClsAr2pI1odJrv32GXolHk0w3SSQhkHPMx9olo4pEF29oiWbisP3XXTb/yMUGgbVvNnZ6r5 wd0ocMixB6HS9ex12azh8SRC5gROTdFauVAiv3ve8ry1tF5lbVQedzCKO5r8IzXKCAdQLkCnv z4Os0ugBWmtS5gQ+aZppYMFdn0k+MEyNW8vmtY1+2MCYD4rQUMEr7TQgjjbflAsVyg2Xkq+VQ oBRSJvwLcdGL3eiGKjtcdeWGQS/ovUWNGFT18bG1SisvyUjxh34yqRBgV6TZFOR5jCMntFvhx PIe8WLvEEeCONEkTY4pBfn3K+jiZ6GHUdbZoYdqfwMYlsFT6mqzSKUdZm6Ut4mg9U55xc2RJM aEAUASGzMpdlgvc/7Ao2XKmgethIvU2uZcsp0BjGsVzZbc8VwQCbAc81nQeptj3Bfzsp3p4Dd 4GaMF9T53h0uFsZVSx6Z+9w5xyCzHhwyPN1KBUTOKBJEaOQhak3Xu6IQ2Y4= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190304_075503_421338_9A6AEBD3 X-CRM114-Status: GOOD ( 13.49 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: eben@raspberrypi.org, dri-devel@lists.freedesktop.org, Paul Kocialkowski , Eric Anholt , Thomas Petazzoni , linux-arm-kernel@lists.infradead.org Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Maxime, Am 04.03.2019 um 15:52 schrieb Maxime Ripard: > The current code assumes as soon as the device is an HDMI one that it > supports an audio sink. However, strictly speaking, this is exposed as a > separate part of EDID. > > This can be checked through the drm_detect_monitor_audio function, so let's > use it and make sure that we can use the HDMI monitor as an output before > sending sound. does the audio output work in the following setup after applying this patch? VC4 --- HDMI Audio extractor --- Non audio capable monitor > > Signed-off-by: Maxime Ripard _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Wahren Subject: Re: [PATCH 1/7] drm/vc4: hdmi: Check that the monitor supports HDMI audio Date: Mon, 4 Mar 2019 16:54:43 +0100 Message-ID: <4f17bf31-c5ba-286d-f08e-97b557fb5b43@i2se.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mout.kundenserver.de (mout.kundenserver.de [212.227.126.131]) by gabe.freedesktop.org (Postfix) with ESMTPS id F3C3C89D2E for ; Mon, 4 Mar 2019 15:54:59 +0000 (UTC) In-Reply-To: Content-Language: de-DE List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Maxime Ripard , Maarten Lankhorst , Sean Paul , Daniel Vetter , David Airlie Cc: eben@raspberrypi.org, dri-devel@lists.freedesktop.org, Paul Kocialkowski , Thomas Petazzoni , linux-arm-kernel@lists.infradead.org List-Id: dri-devel@lists.freedesktop.org SGkgTWF4aW1lLAoKQW0gMDQuMDMuMjAxOSB1bSAxNTo1MiBzY2hyaWViIE1heGltZSBSaXBhcmQ6 Cj4gVGhlIGN1cnJlbnQgY29kZSBhc3N1bWVzIGFzIHNvb24gYXMgdGhlIGRldmljZSBpcyBhbiBI RE1JIG9uZSB0aGF0IGl0Cj4gc3VwcG9ydHMgYW4gYXVkaW8gc2luay4gSG93ZXZlciwgc3RyaWN0 bHkgc3BlYWtpbmcsIHRoaXMgaXMgZXhwb3NlZCBhcyBhCj4gc2VwYXJhdGUgcGFydCBvZiBFRElE Lgo+Cj4gVGhpcyBjYW4gYmUgY2hlY2tlZCB0aHJvdWdoIHRoZSBkcm1fZGV0ZWN0X21vbml0b3Jf YXVkaW8gZnVuY3Rpb24sIHNvIGxldCdzCj4gdXNlIGl0IGFuZCBtYWtlIHN1cmUgdGhhdCB3ZSBj YW4gdXNlIHRoZSBIRE1JIG1vbml0b3IgYXMgYW4gb3V0cHV0IGJlZm9yZQo+IHNlbmRpbmcgc291 bmQuCgpkb2VzIHRoZSBhdWRpbyBvdXRwdXQgd29yayBpbiB0aGUgZm9sbG93aW5nIHNldHVwIGFm dGVyIGFwcGx5aW5nIHRoaXMgcGF0Y2g/CgpWQzQgLS0tIEhETUkgQXVkaW8gZXh0cmFjdG9yIC0t LSBOb24gYXVkaW8gY2FwYWJsZSBtb25pdG9yCgo+Cj4gU2lnbmVkLW9mZi1ieTogTWF4aW1lIFJp cGFyZCA8bWF4aW1lLnJpcGFyZEBib290bGluLmNvbT4KCl9fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVs QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWls bWFuL2xpc3RpbmZvL2RyaS1kZXZlbA==