From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anssi Hannula Subject: Re: DSD over HDMI: audio data packetization Date: Tue, 06 Jan 2015 06:49:36 +0200 Message-ID: <54AB6960.2070202@iki.fi> References: <1420032720.2102.14.camel@gmail.com> <54A3FCD7.2010902@iki.fi> <96A12704CE18D347B625EE2D4A099D195C438E@SHSMSX103.ccr.corp.intel.com> <54A4185E.5010900@gmail.com> <54A41A18.3070005@iki.fi> <96A12704CE18D347B625EE2D4A099D195C4443@SHSMSX103.ccr.corp.intel.com> <54A4CF03.5030709@iki.fi> <1420341058.1981.6.camel@gmail.com> <54AA0914.4000109@iki.fi> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail3.ippnet.fi (mail3.ippnet.fi [62.197.168.3]) by alsa0.perex.cz (Postfix) with ESMTP id 0BFCC260440 for ; Tue, 6 Jan 2015 05:49:39 +0100 (CET) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: Andrej Falout Cc: "Yang, Libin" , "alsa-devel@alsa-project.org" , Xuebing Wang , ", Takashi Iwai" , "Lin, Mengdong" , ", Wu Fengguang" List-Id: alsa-devel@alsa-project.org MDYuMDEuMjAxNSwgMDY6MzMsIEFuZHJlaiBGYWxvdXQga2lyam9pdHRpOgo+IEhpIEFuc3NpLAoK SGksCgo+IEp1c3Qgd29uZGVyaW5nIGhvdyBNaWNyb3NvZnQgZG9jdW1lbnRhdGlvbiBmaXRzIGlu dG8gdGhpcyBkaXNjdXNzaW9uOgo+IAo+ICJSZXByZXNlbnRpbmcgRm9ybWF0cyBmb3IgSUVDIDYx OTM3IFRyYW5zbWlzc2lvbnMiCj4gCj4gaHR0cDovL21zZG4ubWljcm9zb2Z0LmNvbS9lbi11cy9s aWJyYXJ5L3dpbmRvd3MvZGVza3RvcC9kZDMxNjc2MSUyOHY9dnMuODUlMjkuYXNweAo+IAo+IAo+ ICJNaWNyb3NvZnQtcHJvdmlkZWQgSEQgQXVkaW8gY2xhc3MgZHJpdmVyIHN1cHBvcnRzIFBDTSwg QUMzLCBEVFMsIEFBQywKPiBEb2xieSBEaWdpdGFsIFBsdXMsIFdNQSBQcm8sIE1BVChNTFApIGZv cm1hdHMuIFRoZSBHVUlEcyBmb3IgdGhlCj4gY29tcHJlc3NlZCBhdWRpbyBmb3JtYXRzIHRoYXQg YXJlIG5vdCBzdXBwb3J0ZWQgYnkgdGhlIEhEIGF1ZGlvIGNsYXNzCj4gZHJpdmVyIGFuZCBjYW4g YmUgaW1wbGVtZW50ZWQgYnkgdGhpcmQtcGFydHkgc29sdXRpb25zIGFyZSBsaXN0ZWQgaW4gdGhl Cj4gZm9sbG93aW5nIHRhYmxlLiAiCj4gCj4gQ0VBIDg2MSBUeXBlCVN1YkZvcm1hdCBHVUlECURl c2NyaXB0aW9uCj4gMHgwOAkKPiAKPiAwMDAwMDAwOC0wY2VhLTAwMTAtODAwMC0wMGFhMDAzODli NzEKPiAKPiBLU0RBVEFGT1JNQVRfU1VCVFlQRV9JRUM2MTkzN19BVFJBQwo+IAo+IAlBZGFwdGl2 ZSBUcmFuc2Zvcm0gQWNvdXN0aWMgQ29kaW5nIChBVFJBQykKPiAweDA5CQo+IAo+IDAwMDAwMDA5 LTBjZWEtMDAxMC04MDAwLTAwYWEwMDM4OWI3MQo+IAo+IEtTREFUQUZPUk1BVF9TVUJUWVBFX0lF QzYxOTM3X09ORV9CSVRfQVVESU8KPiAKPiAJT25lLUJpdCBBdWRpbwo+IDB4MGQJCj4gCj4gMDAw MDAwMGQtMGNlYS0wMDEwLTgwMDAtMDBhYTAwMzg5YjcxCj4gCj4gS1NEQVRBRk9STUFUX1NVQlRZ UEVfSUVDNjE5MzdfRFNUCj4gCj4gCURpcmVjdCBTdHJlYW0gVHJhbnNwb3J0IChEU1Qp4oCUbG9z c2xlc3MgY29tcHJlc3NlZCBEU0QgKERpcmVjdCBTdHJlYW0KPiBEaWdpdGFsKS4KPiAKPiAKPiBB bmQga25vd2luZyB0aGF0IElFQyA2MTkzNyBmcm9tIEhETUkgMS4zIGFsc28gc3VwcG9ydHMgYWJv dmUgNi4xNDQgTWJwcy4uLgo+IAo+IElzIHRoZXJlIGEgZG91YnQgdGhhdCBhYm92ZSBpbmZvcm1h dGlvbiBpcyBjb3JyZWN0LCBhbmQgdGhhdCBEU1QvRFNUIGNhbgo+IGJlIGNhcnJpZWQgb3ZlciA2 MTkzNyBpbiBNaWNyb3NvZnQgSERBIGNsYXNzIGRyaXZlciwgaW4gdGhpcyBleGFtcGxlLCBieQo+ ICJpbXBsZW1lbnRpbmcgYSB0aGlyZC1wYXJ0eSBzb2x1dGlvbiIgYXMgZGVzY3JpYmVkIGluIHRo aXMgdGFibGU/CgoKSSB0aGluayB0aGUgT25lLUJpdCBBdWRpbyBhbmQgRFNUIGZvcm1hdHMgYXJl IGp1c3QgbWlzbmFtZWQgaGVyZSBhbmQKY2FuJ3QgYmUgY2FycmllZCBvdmVyIElFQyA2MTkzNyAo QVRSQUMgY2FuIGJlKSAtIHRoZSBJRUMgNjE5MzcKc3BlY2lmaWNhdGlvbiBkb2VzIG5vdCBjb3Zl ciBPbmUtQml0IEF1ZGlvIG9yIERTVC4KCkkgdGhpbmsgdGhlICJ0aGlyZC1wYXJ0eSBzb2x1dGlv biIgcmVmZXJzIHRvIGEgZHJpdmVyIGltcGxlbWVudGluZwpzdXBwb3J0IGZvciBhIG5vbi1IREEt c3BlYyBIVyBmZWF0dXJlIHdoaWNoIGFsbG93cyBPbmUtQml0IGF1ZGlvIC8gRFNUIC8KcmF3IHBh Y2tldHMgdG8gYmUgdHJhbnNtaXR0ZWQgKGluIGEgc2ltaWxhciB3YXkgIkVQVCIgKEVuY29kZWQg UGFja2V0ClR5cGUgZmllbGQgaW4gUGluIFdpZGdldCBDb250cm9sIDcuMy4zLjEzKSBhbGxvd3Mg c2V0dGluZyBIQlIgb3IgQVNQCnBhY2tldCB0cmFuc21pc3Npb24pLgoKCj4gVGhhbmtzLAo+IEFu ZHJlaiBGYWxvdXQKPiAKPiBPbiBNb24sIEphbiA1LCAyMDE1IGF0IDQ6NDYgUE0sIEFuc3NpIEhh bm51bGEgPGFuc3NpLmhhbm51bGFAaWtpLmZpCj4gPG1haWx0bzphbnNzaS5oYW5udWxhQGlraS5m aT4+IHdyb3RlOgo+IAo+ICAgICAwNC4wMS4yMDE1LCAwNToxMCwgWHVlYmluZyBXYW5nIGtpcmpv aXR0aToKPiAgICAgPiBBbnNzaSwgTGliaW4sCj4gICAgID4KPiAgICAgPiBUaGFua3MgZm9yIHlv dXIgaGVscC4KPiAgICAgPgo+ICAgICA+IEFmdGVyIGEgbGl0dGxlIGJpdCBvZiByZXNlYXJjaCwg SSBkbyB0aGluayBpdCBpcyBwb3NzaWJsZSB0byBzdHJlYW0gRFNECj4gICAgID4gb3ZlciBIRE1J ICh0aGUgbWVjaGFuaXNtIGlzIGFzIEFuc3NpIG1lbnRpb25lZCwgc2ltaWxhciB3YXkgYXMgSEJS KS4KPiAgICAgPgo+ICAgICA+IFBsZWFzZSBzZWUgSERBIHNwZWM6Cj4gICAgID4gMy43LjEgU3Ry ZWFtIEZvcm1hdCBTdHJ1Y3R1cmUKPiAgICAgPiAoSWYgdGhlIFRZUEUgaXMgc2V0IHRvIE5vbi1Q Q00sIHRoZSBjb250cm9sbGVyIGp1c3QgcHVzaGVzIGRhdGEgb3ZlciB0aGUKPiAgICAgPiBsaW5r IGFuZCBpcyBub3QgY29uY2VybmVkCj4gICAgID4gd2l0aCBmb3JtYXR0aW5nLiBUaGUgYmFzZSBy YXRlLCBkYXRhIHR5cGUsIGFuZCBudW1iZXIgb2YgV29yZHMgKE1VTFQpIHRvCj4gICAgID4gc2Vu ZCBlYWNoIHZhbGlkIGZyYW1lCj4gICAgID4gYXJlIHNwZWNpZmllZCB0byBjb250cm9sIHRoZSBy YXRlIGF0IHdoaWNoIHRoZSBub24tUENNIGRhdGEgaXMgc2VudC4pCj4gICAgID4KPiAgICAgPiA3 LjMuMy44IENvbnZlcnRlciBGb3JtYXQKPiAgICAgPgo+ICAgICA+IFdoYXQgZG8geW91IHRoaW5r PyBJbiBvcmRlciB0byBpbXBsZW1lbnQgdGhpcyBzaW1pbGlhciBtZWNoYW5pc20KPiAgICAgPiAo c2ltaWxhciB0byBIQlIpLCBJIHN0aWxsIGhhdmUgc29tZSBkZXRhaWxlZCBxdWVzdGlvbnMgdGhh dCBJIHdpbGwgd3JpdGUKPiAgICAgPiBpbiBhbm90aGVyIGVtYWlsLiBUaGFua3MuCj4gCj4gICAg IFRoYXQgc2V0dGluZyB3aWxsIHN0aWxsIG5vdCBhbGxvdyB5b3UgdG8gc2VuZCBPbmUtYml0IGF1 ZGlvIG9yIERTVAo+ICAgICBwYWNrZXRzLiBUaGUgc3RyZWFtIHdpbGwgc3RpbGwgYmUgZW5jYXBz dWxhdGVkIGluIGVpdGhlciBBU1Agb3IgSEJSCj4gICAgIHBhY2tldHMsIGRlcGVuZGluZyBvbiB0 aGUgdmFsdWUgb2YgdGhlIEVQVCBmaWVsZCAoRW5jb2RlZCBQYWNrZXQgVHlwZSwKPiAgICAgNy4z LjMuMTMpLgo+IAo+IAo+ICAgICA+Cj4gICAgID4gT24gVGh1LCAyMDE1LTAxLTAxIGF0IDA2OjM3 ICswMjAwLCBBbnNzaSBIYW5udWxhIHdyb3RlOgo+ICAgICA+PiAwMS4wMS4yMDE1LCAwNDowNywg WWFuZywgTGliaW4ga2lyam9pdHRpOgo+ICAgICA+Pj4gSGksCj4gICAgID4+Pgo+ICAgICA+Pj4+ IC0tLS0tT3JpZ2luYWwgTWVzc2FnZS0tLS0tCj4gICAgID4+Pj4gRnJvbTogQW5zc2kgSGFubnVs YSBbbWFpbHRvOmFuc3NpLmhhbm51bGFAaWtpLmZpCj4gICAgIDxtYWlsdG86YW5zc2kuaGFubnVs YUBpa2kuZmk+XQo+ICAgICA+Pj4+IFNlbnQ6IFdlZG5lc2RheSwgRGVjZW1iZXIgMzEsIDIwMTQg MTE6NDUgUE0KPiAgICAgPj4+PiBUbzogWHVlYmluZyBXYW5nCj4gICAgID4+Pj4gQ2M6IFlhbmcs IExpYmluOyBhbHNhLWRldmVsQGFsc2EtcHJvamVjdC5vcmcKPiAgICAgPG1haWx0bzphbHNhLWRl dmVsQGFsc2EtcHJvamVjdC5vcmc+OyBMaW4sIE1lbmdkb25nOyA7IFRha2FzaGkgSXdhaTsgOwo+ ICAgICA+Pj4+IFd1IEZlbmdndWFuZwo+ICAgICA+Pj4+IFN1YmplY3Q6IFJlOiBbYWxzYS1kZXZl bF0gRFNEIG92ZXIgSERNSTogYXVkaW8gZGF0YSBwYWNrZXRpemF0aW9uCj4gICAgID4+Pj4KPiAg ICAgPj4+PiAzMS4xMi4yMDE0LCAxNzozOCwgWHVlYmluZyBXYW5nIGtpcmpvaXR0aToKPiAgICAg Pj4+Pj4gQW5zc2ksIExpYmluLAo+ICAgICA+Pj4+Pgo+ICAgICA+Pj4+PiBUaGFuayB5b3UgdmVy eSBtdWNoIGZvciB5b3VyIGhlbHAuCj4gICAgID4+Pj4+Cj4gICAgID4+Pj4+IElmIEwtUENNIGF1 ZGlvIGRhdGEgcGFja2V0aXphdGlvbiBpcyBkb25lIGJ5IGhhcmR3YXJlLCBpcyBpdAo+ICAgICBw b3NzaWJsZQo+ICAgICA+Pj4+PiB0byBpbXBsZW1lbnQgRFNEIG92ZXIgSERNSSBvbiBJbnRlbCBp bnRlZ3JhdGVkIGdyYXBoaWNzPwo+ICAgICBUaGFua3MgYWdhaW4uCj4gICAgID4+Pj4KPiAgICAg Pj4+PiBJIGRvbid0IHRoaW5rIHNvLCB1bmxlc3M6Cj4gICAgID4+Pj4KPiAgICAgPj4+PiAoYSkg SXQgaXMgcG9zc2libGUgdG8gc29tZWhvdyBlbmNhcHN1bGF0ZSB0aGUgc3RyZWFtIGluIEF1ZGlv Cj4gICAgIFNhbXBsZQo+ICAgICA+Pj4+IFBhY2tldHMgYW5kIGJlIGFjY2VwdGVkIGJ5IHRoZSBy ZWNlaXZlciAobGlrZSBlLmcuIEFDMywgRFRTKS4KPiAgICAgSSdtIG5vdCBhd2FyZSBvZgo+ICAg ICA+Pj4+IHN1Y2ggYSB3YXkuCj4gICAgID4+Pj4KPiAgICAgPj4+PiBvcjoKPiAgICAgPj4+PiAo YikgVGhlcmUgaXMgc29tZSB1bmRvY3VtZW50ZWQgZmVhdHVyZSBpbiB0aGUgSW50ZWwgSERNSSBj b2RlY3MKPiAgICAgYWxsb3dpbmcKPiAgICAgPj4+PiB0aGUgZHJpdmVyIHRvIHN3aXRjaCB0byBE U0Qgb3IgZHJpdmVyLWNvbnN0cnVjdGVkIHBhY2tldHMKPiAgICAgKGluc3RlYWQgb2YKPiAgICAg Pj4+PiBBU1ApIGluIHNpbWlsYXIgd2F5IGFzIHRoZXJlIGlzIGEgd2F5IHRvIHN3aXRjaCB0byBI QlIgcGFja2V0cy4KPiAgICAgPj4+Pgo+ICAgICA+Pj4KPiAgICAgPj4+IFllcywgSSBhZ3JlZS4g QW5kIEknbSBub3Qgc3VyZSB3aGV0aGVyIEhETUkgc3BlYyBzdXBwb3J0cyBEU0QuCj4gICAgID4+ Cj4gICAgID4+IEl0IGRvZXMsIHZpYSB0aGUgIk9uZSBCaXQgQXVkaW8iIGFuZCAiRFNUIiBmb3Jt YXRzIChzcGVjIDUuMy45LAo+ICAgICA1LjMuMTAKPiAgICAgPj4gaW4gMS4zYS8xLjRhKS4KPiAg ICAgPgo+ICAgICA+Cj4gCj4gCj4gICAgIC0tCj4gICAgIEFuc3NpIEhhbm51bGEKPiAKPiAKCgot LSAKQW5zc2kgSGFubnVsYQpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fXwpBbHNhLWRldmVsIG1haWxpbmcgbGlzdApBbHNhLWRldmVsQGFsc2EtcHJvamVjdC5v cmcKaHR0cDovL21haWxtYW4uYWxzYS1wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL2Fsc2Et ZGV2ZWwK