From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH 55/59] drm/i915: Remove fallback poll for ring buffer space Date: Thu, 19 Mar 2015 18:29:32 +0100 Message-ID: <20150319172932.GH31422@phenom.ffwll.local> References: <1426768264-16996-1-git-send-email-John.C.Harrison@Intel.com> <1426768264-16996-56-git-send-email-John.C.Harrison@Intel.com> <87egoluifc.fsf@intel.com> <550AFA48.2060009@Intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wg0-f48.google.com (mail-wg0-f48.google.com [74.125.82.48]) by gabe.freedesktop.org (Postfix) with ESMTP id 4990A6EAD4 for ; Thu, 19 Mar 2015 10:27:51 -0700 (PDT) Received: by wggv3 with SMTP id v3so68634469wgg.1 for ; Thu, 19 Mar 2015 10:27:50 -0700 (PDT) Content-Disposition: inline In-Reply-To: <550AFA48.2060009@Intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: John Harrison Cc: "Intel-GFX@Lists.FreeDesktop.Org" List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCBNYXIgMTksIDIwMTUgYXQgMDQ6MzM6MTJQTSArMDAwMCwgSm9obiBIYXJyaXNvbiB3 cm90ZToKPiBPbiAxOS8wMy8yMDE1IDE1OjE2LCBKYW5pIE5pa3VsYSB3cm90ZToKPiA+T24gVGh1 LCAxOSBNYXIgMjAxNSwgIkRhbmllbCwgVGhvbWFzIiA8dGhvbWFzLmRhbmllbEBpbnRlbC5jb20+ IHdyb3RlOgo+ID4+Pi0JaWYgKCZyZXF1ZXN0LT5saXN0ID09ICZyaW5nLT5yZXF1ZXN0X2xpc3Qp Cj4gPj4+KwkvKiBJdCBzaG91bGQgYWx3YXlzIGJlIHBvc3NpYmxlIHRvIGZpbmQgYSBzdWl0YWJs ZSByZXF1ZXN0ISAqLwo+ID4+PisJaWYgKCZyZXF1ZXN0LT5saXN0ID09ICZyaW5nLT5yZXF1ZXN0 X2xpc3QpIHsKPiA+Pj4rCQlXQVJOX09OKHRydWUpOwo+ID4+PiAgCQlyZXR1cm4gLUVOT1NQQzsK PiA+Pj4rCX0KPiA+PkRvbuKAmXQgd2Ugbm9ybWFsbHkgc2F5Cj4gPj4JaWYgKFdBUk5fT04oJnJl cXVlc3QtPmxpc3QgPT0gJnJpbmctPnJlcXVlc3RfbGlzdCkpCj4gPj4JCXJldHVybiAtRU5PU1BD Owo+ID5ZZXMsIHBhcnRpY3VsYXJseSBzaW5jZSB3ZSd2ZSBhbWVuZGVkIFdBUk5fT04gd2l0aGlu IGk5MTUgdG8gcHJpbnQgb3V0Cj4gPnRoZSBjb25kaXRpb24gdGhhdCBmYWlsZWQuICJ0cnVlIiBp cyBub3QgdmVyeSB1c2VmdWwgd2l0aCB0aGF0LiA7KQo+ID4KPiA+QlIsCj4gPkphbmkuCj4gPgo+ IFRoZSBpc3N1ZSBJIGhhdmUgd2l0aCAnaWYoV0FSTl9PTih4KSknIGlzIHRoYXQgaXQgbG9va3Mg bGlrZSBzb21ldGhpbmcgdGhhdAo+IHdvdWxkIGRpc2FwcGVhciBpbiBhIG5vbiBkZWJ1Z2dpbmcg YnVpbGQuIFdoZXJlYXMsIHRoaXMgaXMgYSBjaGVjayB0aGF0Cj4gd2FudHMgdG8gZXhpc3QgcmVn YXJkbGVzcyBvZiBidWlsZCBvcHRpb25zLgoKWWVhaCBrZXJuZWwgaXNuJ3QgbGlrZSB0aGF0LCBX QVJOX09OIGlzIGFsd2F5cyBleGVjdXRlZC4gV2UgcmVseSBvbiB0aGF0CmFsbCBvdmVyIHRoZSBw bGFjZSBhY3R1YWxseSBieSBzb21ldGltZXMgd3JhcHBpbmcgZnVsbCBmdW5jdGlvbi1jYWxscyB3 aXRoCnNpZGUtZWZmZWN0cyB3aXRoIGEgV0FSTl9PTiBmb3IgY2FzZXMgd2UgZG9uJ3QgZXhwZWN0 IGFueXRoaW5nIHRvIGV2ZXIKZmFpbC4KLURhbmllbAotLSAKRGFuaWVsIFZldHRlcgpTb2Z0d2Fy ZSBFbmdpbmVlciwgSW50ZWwgQ29ycG9yYXRpb24KaHR0cDovL2Jsb2cuZmZ3bGwuY2gKX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxp bmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVl ZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK