From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH 2/2] drm/i915/audio: Extend audio sync rate support for DP MST Date: Wed, 30 Nov 2016 17:51:45 +0200 Message-ID: <87shq9ynhq.fsf@intel.com> References: <1479193483-136968-1-git-send-email-libin.yang@intel.com> <1479193483-136968-2-git-send-email-libin.yang@intel.com> <87zikis0sx.fsf@intel.com> <96A12704CE18D347B625EE2D4A099D194FA67D16@SHSMSX103.ccr.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0AEFE6E1D3 for ; Wed, 30 Nov 2016 15:51:49 +0000 (UTC) In-Reply-To: <96A12704CE18D347B625EE2D4A099D194FA67D16@SHSMSX103.ccr.corp.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: "Yang, Libin" , "intel-gfx@lists.freedesktop.org" , "ville.syrjala@linux.intel.com" , "Vetter, Daniel" , "Pandiyan, Dhinakaran" , "Kp, Jeeja" , "tiwai@suse.de" List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCAzMCBOb3YgMjAxNiwgIllhbmcsIExpYmluIiA8bGliaW4ueWFuZ0BpbnRlbC5jb20+ IHdyb3RlOgo+Pi0tLS0tT3JpZ2luYWwgTWVzc2FnZS0tLS0tCj4+RnJvbTogSmFuaSBOaWt1bGEg W21haWx0bzpqYW5pLm5pa3VsYUBsaW51eC5pbnRlbC5jb21dCj4+U2VudDogV2VkbmVzZGF5LCBO b3ZlbWJlciAzMCwgMjAxNiAxMjozNCBBTQo+PlRvOiBZYW5nLCBMaWJpbiA8bGliaW4ueWFuZ0Bp bnRlbC5jb20+OyBpbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnOwo+PnZpbGxlLnN5cmph bGFAbGludXguaW50ZWwuY29tOyBWZXR0ZXIsIERhbmllbCA8ZGFuaWVsLnZldHRlckBpbnRlbC5j b20+Owo+PlBhbmRpeWFuLCBEaGluYWthcmFuIDxkaGluYWthcmFuLnBhbmRpeWFuQGludGVsLmNv bT47IEtwLCBKZWVqYQo+PjxqZWVqYS5rcEBpbnRlbC5jb20+OyB0aXdhaUBzdXNlLmRlCj4+Q2M6 IFlhbmcsIExpYmluIDxsaWJpbi55YW5nQGludGVsLmNvbT4KPj5TdWJqZWN0OiBSZTogW1BBVENI IDIvMl0gZHJtL2k5MTUvYXVkaW86IEV4dGVuZCBhdWRpbyBzeW5jIHJhdGUgc3VwcG9ydCBmb3IK Pj5EUCBNU1QKPj4KPj5PbiBUdWUsIDE1IE5vdiAyMDE2LCBsaWJpbi55YW5nQGludGVsLmNvbSB3 cm90ZToKPj4+IEZyb206IExpYmluIFlhbmcgPGxpYmluLnlhbmdAaW50ZWwuY29tPgo+Pj4KPj4+ IFRoaXMgcGF0Y2ggZXh0ZW5kcyB0aGUgc3VwcG9ydCBvZiBhdWRpbyBzYW1wbGUgcmF0ZSBzeW5j IHVwIHRvIERQIE1TVC4KPj4+Cj4+PiBTaWduZWQtb2ZmLWJ5OiBMaWJpbiBZYW5nIDxsaWJpbi55 YW5nQGludGVsLmNvbT4KPj4+IC0tLQo+Pj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2F1 ZGlvLmMgfCAzICsrLQo+Pj4gIDEgZmlsZSBjaGFuZ2VkLCAyIGluc2VydGlvbnMoKyksIDEgZGVs ZXRpb24oLSkKPj4+Cj4+PiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxf YXVkaW8uYwo+Pj4gYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9hdWRpby5jCj4+PiBpbmRl eCBjOGExMzQ1Li44OGVkODY5IDEwMDY0NAo+Pj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUv aW50ZWxfYXVkaW8uYwo+Pj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfYXVkaW8u Ywo+Pj4gQEAgLTgwNyw3ICs4MDcsOCBAQCBzdGF0aWMgaW50Cj4+aTkxNV9hdWRpb19jb21wb25l bnRfc3luY19hdWRpb19yYXRlKHN0cnVjdCBkZXZpY2UgKmtkZXYsIGludCBwb3J0LAo+Pj4gIAlp bnRlbF9lbmNvZGVyID0gZ2V0X3NhdmVkX2VuYyhkZXZfcHJpdiwgcG9ydCwgcGlwZSk7Cj4+PiAg CWlmICghaW50ZWxfZW5jb2RlciB8fCAhaW50ZWxfZW5jb2Rlci0+YmFzZS5jcnRjIHx8Cj4+PiAg CSAgICAoaW50ZWxfZW5jb2Rlci0+dHlwZSAhPSBJTlRFTF9PVVRQVVRfSERNSSAmJgo+Pj4gLQkg ICAgIGludGVsX2VuY29kZXItPnR5cGUgIT0gSU5URUxfT1VUUFVUX0RQKSkgewo+Pj4gKwkgICAg IGludGVsX2VuY29kZXItPnR5cGUgIT0gSU5URUxfT1VUUFVUX0RQICYmCj4+PiArCQkgaW50ZWxf ZW5jb2Rlci0+dHlwZSAhPSBJTlRFTF9PVVRQVVRfRFBfTVNUKSkgewo+Pgo+PkkgdGhpbmsgdGhl IGJldHRlciBvcHRpb24gaXMgdG8gbWFrZSBhYnNvbHV0ZWx5IHN1cmUgd2UgbmV2ZXIgc3RvcmUg b3RoZXIga2luZHMKPj5vZiBlbmNvZGVycyBpbiBkZXZfcHJpdi0+YXZfZW5jX21hcFtwaXBlXSB0 byBiZWdpbiB3aXRoLiBJIHRoaW5rIHRoYXQncyB0cnVlCj4+YWxyZWFkeSwgYnV0IHBsZWFzZSBh ZGQKPj4KPj4JaWYgKFdBUk5fT04oaW50ZWxfZW5jb2Rlci0+dHlwZSAhPSBJTlRFTF9PVVRQVVRf SERNSSAmJgo+PgkJICAgIGludGVsX2VuY29kZXItPnR5cGUgIT0gSU5URUxfT1VUUFVUX0RQICYm Cj4+CQkgICAgaW50ZWxfZW5jb2Rlci0+dHlwZSAhPSBJTlRFTF9PVVRQVVRfRFBfTVNUKSkKPj4g ICAgICAgIAlyZXR1cm47Cj4+Cj4+bmVhciB0aGUgYmVnaW5uaW5nIG9mIGludGVsX2F1ZGlvX2Nv ZGVjX2VuYWJsZSgpLCBhbmQgcmVtb3ZlIHRoZSB0eXBlCj4+Y2hlY2tzIGhlcmUuIFRoaXMgcmVk dWNlcyB0aGUgY29uZnVzaW9uIGFib3V0IGRpZmZlcmVudCBraW5kcyBvZiBjaGVja3MgYWZ0ZXIK Pj5jYWxsaW5nIGdldF9zYXZlZF9lbmMoKS4KPgo+IFdlIGNhbid0IHB1dCB0aGUgY2hlY2sgYXQg dGhlIGJlZ2lubmluZyBvZiB0aGUgZnVuY3Rpb24uCj4gV2Ugc3RpbGwgbmVlZCB0aGUgY2hlY2sg aW4gdGhlIHNhbWUgcGxhY2UgYXMgd2UgbmVlZCBnZXQgaW50ZWxfZW5jb2RlciBhdCBmaXJzdC4K CldlIGRvIG5vdCBuZWVkIHRvIGR1cGxpY2F0ZSB0aGUgY2hlY2tzIGhlcmUgaWYgd2UgZW5zdXJl IG9ubHkgZ29vZCBzdHVmZgppcyBldmVyIHB1dCBpbnRvIGF2X2VuY19tYXAuCgo+Cj4gUmVnYXJk cywKPiBMaWJpbgo+Cj4+Cj4+QlIsCj4+SmFuaS4KPj4KPj4KPj4+ICAJCURSTV9ERUJVR19LTVMo Ik5vdCB2YWxpZCBmb3IgcG9ydCAlY1xuIiwKPj5wb3J0X25hbWUocG9ydCkpOwo+Pj4gIAkJZXJy ID0gLUVOT0RFVjsKPj4+ICAJCWdvdG8gdW5sb2NrOwo+Pgo+Pi0tCj4+SmFuaSBOaWt1bGEsIElu dGVsIE9wZW4gU291cmNlIFRlY2hub2xvZ3kgQ2VudGVyCgotLSAKSmFuaSBOaWt1bGEsIEludGVs IE9wZW4gU291cmNlIFRlY2hub2xvZ3kgQ2VudGVyCl9fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxp c3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFu L2xpc3RpbmZvL2ludGVsLWdmeAo=