From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ozlabs.org (ozlabs.org [IPv6:2401:3900:2:1::2]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id B95CA1A0061 for ; Thu, 4 Sep 2014 12:25:44 +1000 (EST) Received: from gate.crashing.org (gate.crashing.org [63.228.1.57]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id D58C41401F1 for ; Thu, 4 Sep 2014 12:25:43 +1000 (EST) Message-ID: <1409797523.25089.8.camel@pasglop> Subject: Re: TTM placement & caching issue/questions From: Benjamin Herrenschmidt To: Jerome Glisse Date: Thu, 04 Sep 2014 12:25:23 +1000 In-Reply-To: <20140904020742.GC4835@gmail.com> References: <1409789547.30640.136.camel@pasglop> <20140904015548.GB4835@gmail.com> <20140904020742.GC4835@gmail.com> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Cc: Alex Deucher , linuxppc-dev@ozlabs.org, Michel =?ISO-8859-1?Q?D=E4nzer?= , Christian Koenig , dri-devel@lists.freedesktop.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Wed, 2014-09-03 at 22:07 -0400, Jerome Glisse wrote: > So in the meantime the attached patch should work, it just silently ignore > the caching attribute request on non x86 instead of pretending that things > are setup as expected and then latter the radeon ou nouveau hw unsetting > the snoop bit. > > It's not tested but i think it should work. I'm still getting placements with !CACHED going from bo_memcpy in ttm_io_prot() though ... I'm looking at filtering the placement attributes instead. Ben. > > > > Cheers, > > Jérôme > > > > > > > > Cheers, > > > Ben. > > > > > > > > > _______________________________________________ > > > dri-devel mailing list > > > dri-devel@lists.freedesktop.org > > > http://lists.freedesktop.org/mailman/listinfo/dri-devel From mboxrd@z Thu Jan 1 00:00:00 1970 From: Benjamin Herrenschmidt Subject: Re: TTM placement & caching issue/questions Date: Thu, 04 Sep 2014 12:25:23 +1000 Message-ID: <1409797523.25089.8.camel@pasglop> References: <1409789547.30640.136.camel@pasglop> <20140904015548.GB4835@gmail.com> <20140904020742.GC4835@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from gate.crashing.org (gate.crashing.org [63.228.1.57]) by gabe.freedesktop.org (Postfix) with ESMTP id CB8F36E62B for ; Wed, 3 Sep 2014 19:25:39 -0700 (PDT) In-Reply-To: <20140904020742.GC4835@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Jerome Glisse Cc: Alex Deucher , linuxppc-dev@ozlabs.org, Michel =?ISO-8859-1?Q?D=E4nzer?= , Christian Koenig , dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org T24gV2VkLCAyMDE0LTA5LTAzIGF0IDIyOjA3IC0wNDAwLCBKZXJvbWUgR2xpc3NlIHdyb3RlOgoK PiBTbyBpbiB0aGUgbWVhbnRpbWUgdGhlIGF0dGFjaGVkIHBhdGNoIHNob3VsZCB3b3JrLCBpdCBq dXN0IHNpbGVudGx5IGlnbm9yZQo+IHRoZSBjYWNoaW5nIGF0dHJpYnV0ZSByZXF1ZXN0IG9uIG5v biB4ODYgaW5zdGVhZCBvZiBwcmV0ZW5kaW5nIHRoYXQgdGhpbmdzCj4gYXJlIHNldHVwIGFzIGV4 cGVjdGVkIGFuZCB0aGVuIGxhdHRlciB0aGUgcmFkZW9uIG91IG5vdXZlYXUgaHcgdW5zZXR0aW5n Cj4gdGhlIHNub29wIGJpdC4KPiAKPiBJdCdzIG5vdCB0ZXN0ZWQgYnV0IGkgdGhpbmsgaXQgc2hv dWxkIHdvcmsuCgpJJ20gc3RpbGwgZ2V0dGluZyBwbGFjZW1lbnRzIHdpdGggIUNBQ0hFRCBnb2lu ZyBmcm9tIGJvX21lbWNweSBpbgp0dG1faW9fcHJvdCgpIHRob3VnaCAuLi4gSSdtIGxvb2tpbmcg YXQgZmlsdGVyaW5nIHRoZSBwbGFjZW1lbnQKYXR0cmlidXRlcyBpbnN0ZWFkLgoKQmVuLgoKPiA+ IAo+ID4gQ2hlZXJzLAo+ID4gSsOpcsO0bWUKPiA+IAo+ID4gPiAKPiA+ID4gQ2hlZXJzLAo+ID4g PiBCZW4uCj4gPiA+IAo+ID4gPiAKPiA+ID4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX18KPiA+ID4gZHJpLWRldmVsIG1haWxpbmcgbGlzdAo+ID4gPiBkcmkt ZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCj4gPiA+IGh0dHA6Ly9saXN0cy5mcmVlZGVza3Rv cC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwKCgpfX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZl bEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWls bWFuL2xpc3RpbmZvL2RyaS1kZXZlbAo=