From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [PATCH] drm/i915: Replace some more busy waits with normal ones Date: Thu, 24 Mar 2016 13:06:41 +0000 Message-ID: <56F3E661.7050805@linux.intel.com> References: <1458743527-25392-1-git-send-email-tvrtko.ursulin@linux.intel.com> <56F2AA7C.9060604@linux.intel.com> <877fgt42tn.fsf@gaia.fi.intel.com> <56F2C350.2050800@linux.intel.com> <20160323164005.GB20591@nuc-i3427.alporthouse.com> <56F3D163.2030905@linux.intel.com> <20160324122731.GH27742@nuc-i3427.alporthouse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" 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 CD49D6E9F6 for ; Thu, 24 Mar 2016 13:07:35 +0000 (UTC) In-Reply-To: <20160324122731.GH27742@nuc-i3427.alporthouse.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson , Mika Kuoppala , Intel-gfx@lists.freedesktop.org, Paulo Zanoni List-Id: intel-gfx@lists.freedesktop.org Ck9uIDI0LzAzLzE2IDEyOjI3LCBDaHJpcyBXaWxzb24gd3JvdGU6Cj4gT24gVGh1LCBNYXIgMjQs IDIwMTYgYXQgMTE6Mzc6MDdBTSArMDAwMCwgVHZydGtvIFVyc3VsaW4gd3JvdGU6Cj4+Cj4+IE9u IDIzLzAzLzE2IDE2OjQwLCBDaHJpcyBXaWxzb24gd3JvdGU6Cj4+PiBPbiBXZWQsIE1hciAyMywg MjAxNiBhdCAwNDoyNDo0OFBNICswMDAwLCBUdnJ0a28gVXJzdWxpbiB3cm90ZToKPj4+PiBCaWdn ZXN0IHRoaW5nIHRvIG1ha2Ugc3VyZSBpcyB0aGF0IHlvdSBkb24ndCBhZGQgYSBsb3Qgb2YgY3lj bGVzIHRvCj4+Pj4gdGhlIGZvcmNld2FrZSBsb29wcyBzaW5jZSBmb3IgZXhhbXBsZSBmd19kb21h aW5zX2dldCBjYW4gYmUgdGhlCj4+Pj4gaG90dGVzdCBpOTE1IGZ1bmN0aW9uIG9uIHNvbWUgYmVu Y2htYXJrcy4KPj4+Pgo+Pj4+IChUaGlzIGFyZWEgc2xpZ2h0bHkgYW5ub3lzIG1lIGFueXdheSB3 aXRoIHJlZHVuZGFudCBsb29waW5nIG92ZXIKPj4+PiBmb3JjZXdha2UgZG9tYWlucyBhbmQgd2Ug Y291bGQgYWxzbyBwb3RlbnRpYWxseSBvcHRpbWl6ZSB0aGUgYWNrCj4+Pj4gd2FpdGluZyBieSBm aXJzdCByZXF1ZXN0aW5nIGFsbCB3ZSB3YW50LCBhbmQgdGhlbiBkb2luZyB0aGUgd2FpdHMuCj4+ Pj4gVGhhdCB3b3VsZCBiZSBvbmUgYWRkaXRpb25hbCBsb29wLCBidXQgaWYgcmVtb3ZlZCB0aGUg b3RoZXIgb25lLAo+Pj4+IGNvZGUgd291bGQgc3RheSBhdCB0aGUgc2FtZSBudW1iZXIgb2YgZG9t YWluIGxvb3BzLikKPj4+Cj4+PiBJIGhlYXIgeW91LiBJIGp1c3QgZW5kIHVwIHdlZXBpbmcgaW4g dGhlIGNvcm5lciB3aGVuIEkgc2VlIGZ3X2RvbWFpbl9nZXQKPj4+IG9uIHRoZSBwcm9maWxlLgo+ Pj4KPj4+IFdlIGFscmVhZHkgZG8gaGF2ZSBhIG1pdGlnYXRpb24gc2NoZW1lIHRvIGhvbGQgb250 byB0aGUgZm9yY2V3YWtlIGZvciBhbgo+Pj4gZXh0cmEgamlmZmllIGV2ZXJ5IHRpbWUuIEkgZG9u J3QgbGlrZSBpdCwgYnV0IHdpdGhvdXQgaXQgZndfZG9tYWluc19nZXQKPj4+IGJlY29tZXMgYSBy ZWFsIGhvZy4KPj4KPj4gSSBhbSBwcmV0dHkgc3VyZSBJJ3ZlIHNlZW4gc29tZSB0ZXN0cyB3aGlj aCBzb21laG93IGRlZmVhdCB0aGUKPj4gamlmZmllIGRlbGF5IGFuZCB3ZSBlbmQgdXAgcmUtYWNx dWlyaW5nIGV2ZXJ5IG1zL2ppZmZpZS4gVGhpcyBpcwo+PiBzb21ldGhpbmcgSSB3YW50ZWQgdG8g Z2V0IHRvIHRoZSBib3R0b20gb2YgYnV0IGRpZCBub3QgZ2V0IHJvdW5kIHRvCj4+IHlldC4gSXQg d2FzIHRvdGFsbHkgdW5leHBlY3RlZCBiZWNhdXNlIHRoZSB0ZXN0IGlzIGhhbW1lcmluZyBvbgo+ PiBldmVyeXRoaW5nLgo+Cj4gQWJzb2x1dGVseSBzdXJlIGl0IGlzIG5vdCBqdXN0IHRoZSBkZWxh eSBpbiBhY3F1aXJpbmcgdGhlIGFjaz8gQW5kCj4gc3Bpbm5pbmcgb24gd2FpdGluZyBmb3IgdGhl IHRocmVhZF9jMCBkb2Vzbid0IGNvbWUgY2hlYXA/IEkndmUganVzdAo+IHdyaXR0ZW4gb2ZmIGZ3 X2RvbWFpbl9nZXQgYmVpbmcgaGlnaCBvbiB0aGUgcHJvZmlsZXMgc2ltcGx5IGR1ZSB0byB0aGF0 Cj4gd2UgaGF2ZSB0byBzcGluIHNvIGxvbmcgKEknbSBqYWRlZCBiZWNhdXNlIG9uIFNhbmR5YnJp ZGdlIHNwaW5uaW5nIGZvcgo+IDUwdXMrIGlzbid0IHVuY29tbW9uIGlpcmMpLgoKSSBhbSBub3Qg c3VyZSwgSSBqdXN0IGtub3cgSSBoYWQgYSBwcmludGsgaW4gdGhlIHRpbWVyIHJlbGVhc2UgYW5k IGl0IAp3YXMgZmlyaW5nIGV2ZXJ5IG1pbGxpc2Vjb25kIHdoaWNoIGNvbXBsZXRlbHkgcGVycGxl eGVkIG1lIHNpbmNlIEkgd2FzIApydW5uaW5nIGdlbV9leGVjX25vcC9hbGwgYXQgdGhlIHRpbWUu CgpHb29kIHBvaW50IG9uIHRoYXQgdGhlIGNvc3QgbWlnaHQgYWN0dWFsbHkgYmUgaW4gdGhlIHdh aXQgZm9yIGFja3MuCgpSZWdhcmRzLAoKVHZydGtvCl9fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxp c3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFu L2xpc3RpbmZvL2ludGVsLWdmeAo=