From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tomas Elf Subject: Re: [PATCH 6/9] drm/i915: driver based PASID handling Date: Thu, 08 Oct 2015 12:29:14 +0100 Message-ID: <5616538A.4000900@intel.com> References: <1441385943-11508-1-git-send-email-jbarnes@virtuousgeek.org> <1441385943-11508-7-git-send-email-jbarnes@virtuousgeek.org> <1444222816.4674.322.camel@infradead.org> <5615375A.6070705@virtuousgeek.org> <20151007161424.GV3383@phenom.ffwll.local> 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 E931B6E2DB for ; Thu, 8 Oct 2015 04:29:16 -0700 (PDT) In-Reply-To: <20151007161424.GV3383@phenom.ffwll.local> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Daniel Vetter , Jesse Barnes Cc: "intel-gfx@lists.freedesktop.org" , David Woodhouse List-Id: intel-gfx@lists.freedesktop.org T24gMDcvMTAvMjAxNSAxNzoxNCwgRGFuaWVsIFZldHRlciB3cm90ZToKPiBPbiBXZWQsIE9jdCAw NywgMjAxNSBhdCAwODoxNjo0MkFNIC0wNzAwLCBKZXNzZSBCYXJuZXMgd3JvdGU6Cj4+IE9uIDEw LzA3LzIwMTUgMDY6MDAgQU0sIERhdmlkIFdvb2Rob3VzZSB3cm90ZToKPj4+IE9uIEZyaSwgMjAx NS0wOS0wNCBhdCAwOTo1OSAtMDcwMCwgSmVzc2UgQmFybmVzIHdyb3RlOgo+Pj4+ICsKPj4+PiAr ICAgICAgIHJldCA9IGhhbmRsZV9tbV9mYXVsdChtbSwgdm1hLCBhZGRyZXNzLAo+Pj4+ICsgICAg ICAgICAgICAgICAgICAgICAgICAgICAgIGRlc2Mud3JfcmVxID8gRkFVTFRfRkxBR19XUklURSA6 IDApOwo+Pj4+ICsgICAgICAgaWYgKHJldCAmIFZNX0ZBVUxUX0VSUk9SKSB7Cj4+Pj4gKyAgICAg ICAgICAgICAgIGdwdV9tbV9zZWd2KHRzaywgYWRkcmVzcywgU0VHVl9BQ0NFUlIpOyAvKiA/ICov Cj4+Pj4gKyAgICAgICAgICAgICAgIGdvdG8gb3V0X3VubG9jazsKPj4+PiArICAgICAgIH0KPj4+ PiArCj4+Pgo+Pj4gSG0sIGRvIHlvdSBuZWVkIHRvIGZvcmNlIHRoZSBTRUdWIHRoZXJlLCBpbiB3 aGF0IG91Z2h0IHRvIGJlIGdlbmVyaWMKPj4+IElPTU1VIGNvZGU/Cj4+Pgo+Pj4gQ2FuIHlvdSBp bnN0ZWFkIGp1c3QgbGV0IHRoZSBmYXVsdCBoYW5kbGVyIHJldHVybiBhbiBhcHByb3ByaWF0ZQo+ Pj4gZmFpbHVyZSBjb2RlIHRvIHRoZSBJT01NVSByZXF1ZXN0IHF1ZXVlIGFuZCB0aGVuIGRlYWwg d2l0aCB0aGUKPj4+IHJlc3VsdGluZyBlcnJvciBvbiB0aGUgaTkxNSBkZXZpY2Ugc2lkZT8KPj4K Pj4gSSdtIG5vdCBzdXJlIGlmIHdlIGdldCBlbm91Z2ggaW5mbyBvbiB0aGUgaTkxNSBzaWRlIHRv IGhhbmRsZSBpdAo+PiByZWFzb25hYmx5LCB3ZSdsbCBoYXZlIHRvIHRlc3QgdGhhdCBvdXQuCj4K PiBXZSBkbyBrbm93IHByZWNpc2VseSB3aGljaCBjb250ZXh0IGJsZXcgdXAsIGJ1dCB3aXRob3V0 IHRoZSBURFIgd29yayB3ZQo+IGNhbid0IHlldCBqdXN0IGtpbGwgdGhlIG9mZmVuZGVyIHNlbGVj dGl2ZSB3aXRob3V0IGFmZmVjdGluZyB0aGUgb3RoZXIKPiBhY3RpdmUgZ3B1IGNvbnRleHRzLgoK Q291bGQgc29tZW9uZSBjbGFyaWZ5IHdoYXQgdGhpcyBtZWFucyBmcm9tIHRoZSBURFIgcG9pbnQg b2YgdmlldywgCnBsZWFzZT8gV2hlbiB5b3Ugc2F5ICJjb250ZXh0IGJsZXcgdXAiIEknbSBndWVz c2luZyB0aGF0IHlvdSBtZWFuIHRoYXQgCmNvbWUgY29udGV4dCBjYXVzZWQgdGhlIGZhdWx0IGhh bmRsZXIgdG8gZ2V0IGludm9sdmVkIHNvbWVob3c/CgpEb2VzIHRoaXMgaW1wbHkgdGhhdCB0aGUg b2ZmZW5kaW5nIGNvbnRleHQgd2lsbCBoYW5nIGFuZCB0aGUgZHJpdmVyIHdpbGwgCmhhdmUgdG8g ZGV0ZWN0IHRoaXMgaGFuZz8gSWYgc28sIHRoZW4geWVzIC0gaWYgd2UgaGF2ZSB0aGUgcGVyLWVu Z2luZSAKaGFuZyByZWNvdmVyeSBtb2RlIGFzIHBhcnQgb2YgdGhlIHVwY29taW5nIFREUiB3b3Jr IGluIHBsYWNlIHRoZW4gd2UgCmNvdWxkIGhhbmRsZSBpdCBieSBzdGVwcGluZyBvdmVyIHRoZSBv ZmZlbmRpbmcgYmF0Y2ggYnVmZmVyIGFuZCBtb3ZpbmcgCm9uIHdpdGggYSBtaW5pbXVtIG9mIHNp ZGUtZWZmZWN0cyBvbiB0aGUgcmVzdCBvZiB0aGUgZHJpdmVyL0dQVS4KCk9yIGRvZXMgdGhpcyBp bXBseSB0aGF0IHdlIGhhdmUgc29tZSBuZXcgaW50ZWdyYXRpb24gcGF0aCB0byBkZWFsIHdpdGg/ IAooc29tZXRoaW5nIHRoYXQgSSBzaG91bGQgYmUgYXdhcmUgb2Ygd2hlbiB1cHN0cmVhbWluZyBU RFI/KQoKU29ycnkgaWYgSSBtaXNzZWQgc29tZXRoaW5nIGJsYXRhbnRseSBvYnZpb3VzIGluIHRo ZSBwYXRjaCA7KS4KClRoYW5rcywKVG9tYXMKCj4KPiBCdXQgYmVzaWRlcyB0aGF0IEkgcmVhbGx5 IGRvbid0IHNlZSBhIHJlYXNvbiB3aHkgd2UgbmVlZCB0byBraWxsIHRoZQo+IHByb2Nlc3MgaWYg dGhlIGdwdSBmYXVsdHMuIEFmdGVyIGFsbCBpZiBhIHRocmVhZCBzaWdmYXVsdHMgdGhlbiBzaWdu YWwKPiBnb2VzIHRvIHRoYXQgdGhyZWFkIGFuZCBub3Qgc29tZSByYW5kb20gb25lIChvciB0aGUg b25lIHRocmVhZCB0aGF0IGZvcmtlZAo+IHRoZSB0aHJlYWQgdGhhdCBibGV3IHVwKS4gQW5kIHdl IGRvIGhhdmUgaW50ZXJmYWNlcyB0byB0ZWxsIHVzZXJzcGFjZSB0aGF0Cj4gc29tZXRoaW5nIGJh ZCBoYXBwZW5lZCB3aXRoIHRoZSBncHUgd29yayBpdCBzdWJtaXR0ZWQuCj4KPiBDaHJpcyBtYWRl IGEgc2ltaWxhciBwYXRjaCBmb3IgdXNlcnB0ciBhbmQgSSBkaWRuJ3QgbGlrZSB0aGF0IG9uZSBl aXRoZXIuCj4gV29yc3QgY2FzZSB1c2Vyc3BhY2UgaGFzIGEgc3BlY2lhbCBTRUdWIGhhbmRsZXIg YW5kIHRoZW4gdGhpbmdzIHJlYWxseSBnbwo+IGRvd24gYmFkbHkgd2hlbiB0aGF0IGhhbmRsZXIg Z2V0cyB0cmlnZ2VyZWQgYXQgYW4gdW5leHBlY3RlZCBwbGFjZS4KPiAtRGFuaWVsCj4KPgo+Pj4g VGhhdCB3YXksIHlvdSBzaG91bGQgaG9wZWZ1bGx5IGdldCB0byBncmFjZWZ1bGx5IGNvcGUgd2l0 aCByZXBvcnRpbmcKPj4+IGVycm9ycyBmb3IgYSBzcGVjaWZpYyAqY29udGV4dCosIHJhdGhlciB0 aGFuIGtpbGxpbmcgdGhlIHdob2xlIHByb2Nlc3MuCj4+Cj4+IEl0IHdvdWxkIGJlIGJlc3QgdG8g Z2V0IHBlci1jb250ZXh0IGVycm9yIGluZm8sIGJ1dCBraWxsaW5nIHRoZSBwcm9jZXNzCj4+IG1h eSBiZSB1bmF2b2lkYWJsZSAoanVzdCBhcyBpZiBhIHNpbmdsZSB0aHJlYWQgY2xvYmJlcnMgbWVt b3J5IGluIHlvdXIKPj4gcHJvY2VzcykuCj4+Cj4+IEplc3NlCj4+IF9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCj4+IEludGVsLWdmeCBtYWlsaW5nIGxpc3QK Pj4gSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+PiBodHRwOi8vbGlzdHMuZnJlZWRl c2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cj4KCl9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50 ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3Jn L21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==