From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joonas Lahtinen Subject: Re: [PATCH v4] drm/i915: Advance ring->head fully when idle Date: Fri, 07 Apr 2017 10:25:13 +0300 Message-ID: <1491549913.3493.9.camel@linux.intel.com> References: <20170406155232.26817-1-chris@chris-wilson.co.uk> <20170406170028.26871-1-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6FCF16EA42 for ; Fri, 7 Apr 2017 07:25:17 +0000 (UTC) In-Reply-To: <20170406170028.26871-1-chris@chris-wilson.co.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson , intel-gfx@lists.freedesktop.org Cc: Mika Kuoppala List-Id: intel-gfx@lists.freedesktop.org T24gdG8sIDIwMTctMDQtMDYgYXQgMTg6MDAgKzAxMDAsIENocmlzIFdpbHNvbiB3cm90ZToKPiBX aGVuIHdlIHJldGlyZSB0aGUgbGFzdCByZXF1ZXN0IG9uIHRoZSByaW5nLCBiZWZvcmUgd2UgZXZl ciBhY2Nlc3MgdGhhdAo+IHJpbmcgYWdhaW4gd2Uga25vdyBpdCB3aWxsIGJlIGNvbXBsZXRlbHkg aWRsZSBhbmQgc28gd2UgY2FuIGFkdmFuY2UgdGhlCj4gcmluZy0+aGVhZCBmdWxseSB0byB0aGUg ZW5kIChpLmUuIHJpbmctPnRhaWwpIGFuZCBub3QganVzdCB0byB0aGUgc3RhcnQKPiBvZiB0aGUg YnJlYWRjcnVtYi4gVGhpcyBhbGxvd3MgdXMgdG8gc2tpcCByZS1lbWl0dGluZyB0aGUgYnJlYWRj cnVtYgo+IGFmdGVyIHJlc2V0dGluZyB0aGUgR1BVIGlmIHRoZSByaW5nIHdhcyBlbnRpcmVseSBp ZGxlLiBUaGlzIHByZXZlbnRzIHVzCj4gZnJvbSBvdmVyd3JpdGluZyBhIHNlcW5vIHdyYXBhcm91 bmQgYnkgcmUtZXhlY3V0aW5nIGEgc3RhbGUgYnJlYWRjcnVtYiwKPiBpLmUuCj4gCXN1Ym1pdF9y ZXF1ZXN0KDEpCj4gCWludGVsX2VuZ2luZV9pbml0X2dsb2JhbF9zZXFubygwKQo+IAlpOTE1X3Jl c2V0KCkKPiB3b3VsZCB0aGVuIGxlYXZlIDEgaW4gdGhlIEhXUywgYnV0IHRoZSBuZXh0IHJlcXVl c3QgdG8gZXhlY3V0ZSB3b3VsZAo+IGFsc28gYmUgd2l0aCBzZXFubyAxLiBUaGUgc2FuaXR5IGNo ZWNrcyB1cG9uIHN1Ym1pc3Npb24gZGV0ZWN0IHRoaXMgYXMgYQo+IHRpbWV3YXJwIGFuZCBleHBs b2RlLiBCeSBzZXR0aW5nIHRoZSByaW5nIGFzIGVtcHR5LCB1cG9uIHJlc2V0IHRoZSBIV1MKPiBp cyBsZWZ0IGFzIDAsIGxlYXZpbmcgaXQgY29uc2lzdGVudCB3aXRoIHRoZSB0aW1lbGluZS4KPiAK PiB2MjogRml4IGNoZWNrIGZvciBkZWxldGluZyBsYXN0IGVsZW1lbnQgb2YgbGlzdC4gV2Uga25v dyB0aGF0IHRoaXMKPiByZXF1ZXN0IGlzIGFsd2F5cyB0aGUgZmlyc3QgZWxlbWVudCBvZiB0aGUg cmluZywgc28gb25seSBpZiBuZXh0Cj4gcG9pbnRzIGJhY2sgdG8gdGhlIHN0YXJ0IHdpbGwgdGhp cyBiZSB0aGUgb25seSByZXF1ZXN0IGluIGZsaWdodC4KPiB2MzogUmVtb3ZlIG9wZW5jb2Rpbmcg b2YgbGlzdF9pc19sYXN0KCkKPiB2NDogTW92ZSB0aGUgYmxvY2sgdG8gaXRzIG93biBmdW5jdGlv biBmb3Igc29tZSBjbGFyaXR5Lgo+IAo+IEJ1Z3ppbGxhOiBodHRwczovL2J1Z3MuZnJlZWRlc2t0 b3Aub3JnL3Nob3dfYnVnLmNnaT9pZD0xMDAxNDQKPiBUZXN0Y2FzZTogaWd0L2dlbV9leGVjX3do aXNwZXIvaGFuZy0qCj4gU2lnbmVkLW9mZi1ieTogQ2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13 aWxzb24uY28udWs+Cj4gQ2M6IE1pa2EgS3VvcHBhbGEgPG1pa2Eua3VvcHBhbGFAaW50ZWwuY29t PgoKUmV2aWV3ZWQtYnk6IEpvb25hcyBMYWh0aW5lbiA8am9vbmFzLmxhaHRpbmVuQGxpbnV4Lmlu dGVsLmNvbT4KClJlZ2FyZHMsIEpvb25hcwotLSAKSm9vbmFzIExhaHRpbmVuCk9wZW4gU291cmNl IFRlY2hub2xvZ3kgQ2VudGVyCkludGVsIENvcnBvcmF0aW9uCl9fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwt Z2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9t YWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=