From mboxrd@z Thu Jan 1 00:00:00 1970 From: Takashi Iwai Subject: Re: [PATCH 0/2] ALSA: pcm: implement the anonymous dup v3 Date: Thu, 31 Jan 2019 21:32:27 +0100 Message-ID: References: <20190130124139.10439-1-perex@perex.cz> <20190130223237.GK2804@sirena.org.uk> <20190131122624.GA20797@sirena.org.uk> Mime-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mx1.suse.de (mx2.suse.de [195.135.220.15]) by alsa0.perex.cz (Postfix) with ESMTP id 15044267002 for ; Thu, 31 Jan 2019 21:32:28 +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: Zach Riggle =?UTF-8?B?8J+Wlg==?= Cc: ALSA development , Baolin Wang , Phil Burk , Mark Brown , Leo Yan List-Id: alsa-devel@alsa-project.org T24gVGh1LCAzMSBKYW4gMjAxOSAyMDo1NDozMyArMDEwMCwKWmFjaCBSaWdnbGUg8J+WliB3cm90 ZToKPiAKPiBUaGUgYmlnIGNvbmNlcm5zIG9uIG91ciBlbmQgYXJlOgo+IAo+ICgxKSBDYW4gdGhl IGJ1ZmZlciBiZSBtcmVtYXAoKWVkIHdpdGggYSBkaWZmZXJlbnQgb2Zmc2V0wqBpbnRvIHRoZSBi dWZmZXI/wqAKPiBUaGlzIHdhcyBhIGNvbmNlcm4gaW4gdGhlIHBhc3QgYW5kIHRoZSByZWFzb24g Zm9yIHRoZSBhbm9uX2lub2RlIHN0dWZmIGF0Cj4gYWxsLsKgIEkgYmVsaWV2ZSB0aGF0IGFzIGxv bmcgYXMgdGhlICpzaXplKiBvZiB0aGUgbWFwcGluZyBkb2Vzbid0IGNoYW5nZSwKPiBMaW51eCBt bSB3aWxsIGdsYWRseSBwZXJtaXQgbXJlbWFwKCkgd2l0aG91dCBpbmZvcm1pbmcgdGhlIGRyaXZl ci4KCkNvdWxkIHlvdSBlbGFib3JhdGUgd2hpY2ggcGVyc3BlY3RpdmUgb2YgbXJlbWFwKCkgY2Fu IGJlIGEgYmlnCnByb2JsZW0/ICBUaGUgZHJpdmVyIGludGVyZmFjZSBkb2VzIG5vdGhpbmcgYnV0 IGEgc3RhbmRhcmQgbW1hcCBmb3IKbm93LgoKPiAoMikgQ2FuIHdlIGVuc3VyZSB0aGF0IHBlcm1p c3Npb25zIGNhbiBvbmx5IGV2ZXIgYmUgZHJvcHBlZD8gKG5ld19wZXJtcyA9Cj4gb2xkX3Blcm1z ICYgcmVxdWVzdGVkX3Blcm1zKSAuIEl0J3MgcHJvYmFibHkgdXNlZnVsIHRvIHRocm93IGFuIGVy cm9yIGNvZGUgaWYKPiBuZXcgcGVybWlzc2lvbnMgYXJlIHJlcXVlc3RlZC4KClRoZSBwZXJtaXNz aW9uIGlzIGJvdW5kIHdpdGggZWFjaCBmZCwgYW5kIGRldGVybWluZWQgb25seSBhdCBjcmVhdGlv bgp0aW1lLCBhbmQgdW5jaGFuZ2VhYmxlLgoKQWxzbywgdGhlIHBhdGNoZXMgSmFyb3NsYXYgcG9z dGVkIGNhbiBiZWNvbWUgZXZlbiBzaW1wbGVyIC8gc2FmZXI7CmkuZS4gd2UgZG9uJ3QgbmVlZCB0 byBpbnRyb2R1Y2UgdGhlIHBlcm1zIGJpdHMgYXMgYSBzdGFydC4gIElNTywgd2UKY2FuIGJlZ2lu IHdpdGggdGhlIG1pbmltdW0sIG1tYXAtb25seSBmaWxlIG9wcy4gIFRoZSBBUEkgc2hvdWxkIGJl CmRlZmluZWQgcHJvcGVybHkgZnJvbSB0aGUgYmVnaW5uaW5nIChlLmcuIHBhc3NpbmcgcGVybXMg YXJndW1lbnQsCmV0YyksIG9mIGNvdXJzZS4gIFRoZW4sIGlmIGFueSByZXF1ZXN0IGNvbWVzIHVw LCB3ZSBtYXkgZXh0ZW5kIGxhdGVyLgoKPiAoMykgSXQgbG9va3MgbGlrZSB0aGUgY29kZSBmb3Ig c25kX3BjbV9hbm9ueW1vdXNfZHVwIGluIHRoZSBwYXRjaHNldCB0YWtlcyBhIAo+IHBlcm3CoGFy Z3VtZW50IGZyb20gdXNlci1zcGFjZSBhbmQgZGlzY2FyZHMgaXQuwqAgSXMgdGhpcyBpbnRlbmRl ZD8KCk15IHVuZGVyc3RhbmRpbmcgaXMgdGhhdCBpdCdzIHRoZSBkZXNpZ24gdG8gYmUgc2ltcGxl LiAgQnV0IHdlIGRvbid0Cm5lZWQgdG8gc3RpY2sgd2l0aCBpdCwgaWYgeW91IGNhbiBzdWdnZXN0 IGFueSBiZXR0ZXIgaW50ZXJmYWNlLgoKPiAoNCkgSSdtIG5vdCBmYW1pbGlhciB3aXRoIHRoZSBs aWZlY3ljbGUgb2YgYWxsIG9mIHRoZSBvYmplY3RzLCBhbmQgaW50cm9kdWNpbmcKPiBhIGN1c3Rv bSBkdXDCoHJvdXRpbmUgbWlnaHQgY2F1c2UgdW5leHBlY3RlZMKgcHJvYmxlbXMgKGUuZy4gdXNl LWFmdGVyLWZyZWUsCj4gZG91YmxlLWZyZWUpLsKgIEknbSBub3Qgd2VsbC12ZXJzZWQtZW5vdWdo IGluIGhvdyB0aGUgZHJpdmVyLXNwZWNpZmljIHN0dWZmIGlzCj4gaGFuZGxlZCB1bmRlcm5lYXRo IGUuZy7CoHNuZF9jYXJkX2ZpbGVfYWRkIC8gc25kX2NhcmRfZmlsZV9yZW1vdmUgdG8gYmUgc3Vy ZQo+IGFib3V0IGl0LgoKVGhhdCdzIHRoZSBhZHZhbnRhZ2Ugb2YgYW5vbi1kdXAgaW1wbGVtZW50 YXRpb247IHRoZSBQQ00gc3RyZWFtCmhhbmRsaW5nIHdpdGggT19BUFBFTkQgaGFzIGJlZW4gaGVh dmlseSB1c2VkIGJ5IGFsc2EtbGliIGRtaXggUENNCmltcGxlbWVudGF0aW9ucy4gIFNvIGl0IGFs cmVhZHkgc3Vydml2ZXMgb3ZlciBkZWNhZGVzLgoKCnRoYW5rcywKClRha2FzaGkKCj4gWmFjaCBS aWdnbGXCoHwgwqBBbmRyb2lkIFNlY3VyaXR5IHwgwqByaWdnbGVAZ29vZ2xlLmNvbcKgfCDCoEF1 c3RpbiwgVFjCoPCfh6jwn4exCj4gCj4gT24gVGh1LCBKYW4gMzEsIDIwMTkgYXQgMTozNiBQTSBQ aGlsIEJ1cmsgPHBoaWxidXJrQGdvb2dsZS5jb20+IHdyb3RlOgo+IAo+ICAgICBNYXJrIGFuZCBa YWNoIGFuZCBJIHRhbGtlZC4KPiAgICAKPiAgICAgWmFjaCBzYWlkIHRoYXQgImRtYWJ1ZiIgaXMg bm90IGEgaGFyZCByZXF1aXJlbWVudC4gQW5vdGhlciAiYW5vbl9pbm9kZSIKPiAgICAgd291bGQg cHJvYmFibHkgYmUgT0sgYXMgbG9uZyBhcyB0aGUgYXBwIGNhbm5vdCB0dXJuIG9uIGFueSBwZXJt aXNzaW9ucwo+ICAgICBiZXNpZGVzIFBDTSBhY2Nlc3MuIE91ciBzZWN1cml0eSB0ZWFtIHdpbGwg anVzdCBuZWVkIHRvIHJldmlldyB0aGUKPiAgICAgY2hhbmdlcy4KPiAgICAKPiAgICAgU28gSSB0 aGluayB5b3Ugc2hvdWxkIHByb2NlZWQgd2l0aCB0aGUgImFub25faW5vZGU6c25kLXBjbSIgaWYg eW91IHRoaW5rCj4gICAgIHRoYXQgd2lsbCBiZSBtb3JlIHNlY3VyZS4gVGhhbmtzIGZvciBwcm9w b3NpbmcgdGhpcy4KPiAgICAKPiAgICAgWmFjaCBoYXMgc29tZSBub3RlcyBpbiBoaXMgaW5pdGlh bCByZXZpZXcgb2YgSmFyb3NsYXYncyBjb2RlLiBaYWNoPwo+ICAgIAo+ICAgICBPbmUgdGhpbmcg WmFjaCBtZW50aW9uZWQgaXMgdGhhdCB0aGUgQVBJIHNob3VsZCBvbmx5IGFsbG93IHJlbW92aW5n Cj4gICAgIHBlcm1pc3Npb25zIGFuZCBub3QgYWRkaW5nIHBlcm1pc3Npb25zLgo+ICAgIAo+ICAg ICBXaGF0IHBlcm1pc3Npb25zIHdvdWxkIGJlIHNldCBvbiB0aGUgRkQgZ2l2ZW4gdG8gdGhlIGFw cD8KPiAgICAKPiAgICAgQWxzbyBNYXJrIG1lbnRpb25lZCB0aGF0IHRoZSBGRCBhcHAgd291bGQg aGF2ZSBQQ00gYWNjZXNzIGFuZCAiY2xvc2UiCj4gICAgIHBlcm1pc3Npb24uIFdoYXQgZmxhZyBh bGxvd3MgY2xvc2U/IFdoYXQgZWxzZSBpcyBwZXJtaXR0ZWQgdW5kZXIgdGhhdAo+ICAgICBmbGFn PyBPciBpcyBjbG9zZSBwZXJtaXNzaW9uwqAganVzdCBhIGdlbmVyaWMgIkZEIiBwZXJtaXNzaW9u IHVucmVsYXRlZCB0bwo+ICAgICBBTFNBPwo+ICAgIAo+ICAgICBUaGFua3MgZm9yIGFsbCB5b3Vy IHdvcmsgb24gdGhpcy4gU29ycnkgaWYgSSBjYXVzZWQgYWxhcm0uIEkganVzdCB3YW50ZWQKPiAg ICAgdG8gbWFrZSBzdXJlIHdlIGNvdWxkIHVzZSB0aGUgc29sdXRpb24geW91IHByb3ZpZGUuCj4g ICAgCj4gICAgIFBoaWwgQnVyawo+IAo+IApfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwpBbHNhLWRldmVsIG1haWxpbmcgbGlzdApBbHNhLWRldmVsQGFsc2Et cHJvamVjdC5vcmcKaHR0cDovL21haWxtYW4uYWxzYS1wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3Rp bmZvL2Fsc2EtZGV2ZWwK