From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH] drm/i915: Use dpcd read wake for sink crc calls. Date: Thu, 27 Aug 2015 13:45:56 +0300 Message-ID: <87zj1d6mcb.fsf@intel.com> References: <1440112320-21884-1-git-send-email-rodrigo.vivi@intel.com> <20150826090608.GN20434@phenom.ffwll.local> <1440607384.3879.271.camel@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id EE7A86E090 for ; Thu, 27 Aug 2015 03:42:54 -0700 (PDT) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Daniel Vetter , "Vivi, Rodrigo" Cc: "intel-gfx@lists.freedesktop.org" , "vivijim@rdvivi-budapest.jf.intel.com" List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCAyNyBBdWcgMjAxNSwgRGFuaWVsIFZldHRlciA8ZGFuaWVsQGZmd2xsLmNoPiB3cm90 ZToKPiBPbiBXZWQsIEF1ZyAyNiwgMjAxNSBhdCA2OjQxIFBNLCBWaXZpLCBSb2RyaWdvIDxyb2Ry aWdvLnZpdmlAaW50ZWwuY29tPiB3cm90ZToKPj4gT24gV2VkLCAyMDE1LTA4LTI2IGF0IDExOjA2 ICswMjAwLCBEYW5pZWwgVmV0dGVyIHdyb3RlOgo+Pj4gT24gVGh1LCBBdWcgMjAsIDIwMTUgYXQg MDQ6MTI6MDBQTSAtMDcwMCwgUm9kcmlnbyBWaXZpIHdyb3RlOgo+Pj4gPiBGcm9tOiBSb2RyaWdv IFZpdmkgPHZpdmlqaW1AcmR2aXZpLWJ1ZGFwZXN0LmpmLmludGVsLmNvbT4KPj4+ID4KPj4+ID4g TGV0J3MgdXNlIGEgbmF0aXZlIHJlYWQgd2l0aCByZXRyeSBhcyBzdWdnZXN0ZWQgcGVyIHNwZWMg dG8KPj4+ID4gZml4IFNpbmsgQ1JDIG9uIFNLTCB3aGVuIFBTUiBpcyBlbmFibGVkLgo+Pj4gPgo+ Pj4gPiBXaXRoIFBTUiBlbmFibGVkIHBhbmVsIGlzIHByb2JhYmx5IHRha2luZyBtb3JlIHRpbWUg dG8gd2FrZQo+Pj4gPiBhbmQgZHBjZCByZWFkIGlzIGZhbGluZy4KPj4+ID4KPj4+ID4gQ2M6IFNv bmlrYSBKaW5kYWwgPHNvbmlrYS5qaW5kYWxAaW50ZWwuY29tPgo+Pj4gPiBTaWduZWQtb2ZmLWJ5 OiBSb2RyaWdvIFZpdmkgPHZpdmlqaW1AcmR2aXZpLWJ1ZGFwZXN0LmpmLmludGVsLmNvbT4KPj4+ Cj4+PiBTZWVtcyBsaWtlIHdlIHNob3VsZCBqdXN0IG1vdmUgdGhlIHRyaWNrZXJ5IHdlIGRvIGlu IG91ciBvd24gdmVyc2lvbgo+Pj4gaW50bwo+Pj4gdGhlIGRwIGhlbHBlcnMgaW4gdGhlIGNvcmUg aWYgdGhpcyBpcyBuZWVkZWQgYWxsIG92ZXIgdGhlIHBsYWNlPwo+Pgo+PiBJJ3ZlIHdvbmRlcmVk IHRoaXMsIGJ1dCBJIHRob3VnaHQgdGhlcmUgd2FzIGEgZ29vZCByZWFzb24gdG8gbGV0IHRoaXMK Pj4gdHJpY2sgc2VwYXJhdGVkLgo+Cj4gSSB0aGluayBpbiBnZW5lcmFsIHlvdSBjYW4gYXNzdW1l IHRoYXQgaWYgaTkxNSBkcCBzaW5rIGhhbmRsaW5nIGlzCj4gc3BlY2lhbCBpdCdzIGJlY2F1c2Ug d2UgaGF2ZSBtb3JlIHRlc3Rpbmcgb24gdmFyaW91cyBicm9rZW4gaHcgb3V0Cj4gdGhlcmUuCgpJ biB0cnV0aCBvdXIgaW5jb25zaXN0ZW50IHVzZSBvZiB3YWtlIHZzLiBub24td2FrZSBjYW4gYmUg bW9zdGx5CmF0dHJpYnV0ZWQgdG8gdGhlIGZhY3QgdGhhdCB3ZSdyZSBjbHVlbGVzcyBhYm91dCBz aW5rIHNsZWVwIHN0YXRlcywgYW5kCndlJ3ZlIGp1c3QgYWRkZWQgbW9yZSB3YWtlcyBoZXJlIGFu ZCB0aGVyZSB0byBwYXBlciBvdmVyIGl0LgoKQlIsCkphbmkuCgo+Cj4+PiBBdCBsZWFzdCBpbiBp OTE1IHdlIHVzZSBpdCBldmVyeXdoZXJlIGFuZCBpdCBkb2Vzbid0IHNlZW0gYWN0aXZlbHkKPj4+ IGhhcm1mdWwKPj4+IHJlYWxseSAuLi4gTWF5YmUgdGhlIG9ubHkgZXhjZXB0aW9uIHdvdWxkIGJl IHRoZSBpMmMtb3Zlci1kcF9hdXgKPj4+IGNvZGUuCj4+Cj4+IFdoeSB0aGlzIHdvdWxkIGJlIHRo ZSBleGNlcHRpb24/IE1heWJlIHRoaXMgd2FzIHRoZSBnb29kIHJlYXNvbj8KPgo+IEknZCBiZSBm YWlybHkgZWFzeSB0byBrZWVwIGFuIGludGVybmFsIF9fZHJtX2RwX2F1eF9yZWFkIChuZWVkIGl0 Cj4gYW55d2F5IHRvIGltcGxlbWVudCB0aGlzIHRyaWNrKSBhbmQgdXNlIHRoYXQgaW4gaTJjLiBB dCBsZWFzdCB0aGF0J3MKPiB3aGF0IEknZCBkbyB3aXRob3V0IGFueSBldmlkZW5jZSB0aGF0IHdl IG5lZWQgdG8gbWFrZSB0aGlzIHdha2UgZGFuY2UKPiBhbHNvIGZvciBpMmMgdHJhbnNhY3Rpb25z LiBpMmMgdXNlcyBhIHNwZWNpYWwgZHAtYXV4IG1vZGUgb24gdGhlIHdpcmUsCj4gc28gbWFrZXMg c29tZSBzZW5zZSBpZiBpdCdzIGRpZmZlcmVudC4gU2VlIGFsc28gdGhlIHJlY2VudCB3b3JrIGZy b20KPiBWaWxsZSB0byB0dW5lIHRoZSBpMmMgZHAtYXV4IHRpbWVvdXRzIGFuZCByZXRyaWVzLCBp dCByZWFsbHkgc2VlbXMgdG8KPiBiZSBhIHdvcmxkIG9mIGl0cyBvd24gYSBiaXQuCj4gLURhbmll bAo+IC0tIAo+IERhbmllbCBWZXR0ZXIKPiBTb2Z0d2FyZSBFbmdpbmVlciwgSW50ZWwgQ29ycG9y YXRpb24KPiArNDEgKDApIDc5IDM2NSA1NyA0OCAtIGh0dHA6Ly9ibG9nLmZmd2xsLmNoCj4gX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KPiBJbnRlbC1nZngg bWFpbGluZyBsaXN0Cj4gSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+IGh0dHA6Ly9s aXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngKCi0tIApKYW5p IE5pa3VsYSwgSW50ZWwgT3BlbiBTb3VyY2UgVGVjaG5vbG9neSBDZW50ZXIKX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlz dApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3Rv cC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK