From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?B?Q2hyaXN0aWFuIEvDtm5pZw==?= Subject: Re: r600_dma_ring_test() failed - synchronization problem with write-combining memory Date: Fri, 10 Oct 2014 18:03:47 +0200 Message-ID: <54380363.3050504@amd.com> References: <3692931412854762@web24j.yandex.ru> <5436C8EA.4010200@amd.com> <184311412878554@web13o.yandex.ru> <5436D4AD.80701@amd.com> <390791412881816@web18g.yandex.ru> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from na01-bl2-obe.outbound.protection.outlook.com (mail-bl2on0141.outbound.protection.outlook.com [65.55.169.141]) by gabe.freedesktop.org (Postfix) with ESMTP id C85576E15C for ; Fri, 10 Oct 2014 09:03:55 -0700 (PDT) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Alex Deucher , Alexander Fyodorov Cc: "dri-devel@lists.freedesktop.org" , gpudriverdevsupport List-Id: dri-devel@lists.freedesktop.org QW0gMTAuMTAuMjAxNCB1bSAxODowMiBzY2hyaWViIEFsZXggRGV1Y2hlcjoKPiBPbiBGcmksIE9j dCAxMCwgMjAxNCBhdCAxMjowMCBQTSwgQWxleCBEZXVjaGVyIDxhbGV4ZGV1Y2hlckBnbWFpbC5j b20+IHdyb3RlOgo+PiBPbiBUaHUsIE9jdCA5LCAyMDE0IGF0IDM6MTAgUE0sIEFsZXhhbmRlciBG eW9kb3JvdiA8aGFsY3lAeWFuZGV4LnJ1PiB3cm90ZToKPj4+IDA5LjEwLjIwMTQsIDIyOjMyLCAi Q2hyaXN0aWFuIEvDtm5pZyIgPGNocmlzdGlhbi5rb2VuaWdAYW1kLmNvbT46Cj4+Pj4gQW0gMDku MTAuMjAxNCB1bSAyMDoxNSBzY2hyaWViIEFsZXhhbmRlciBGeW9kb3JvdjoKPj4+Pj4gICAwOS4x MC4yMDE0LCAyMTo0MiwgIkNocmlzdGlhbiBLw7ZuaWciIDxjaHJpc3RpYW4ua29lbmlnQGFtZC5j b20+Ogo+Pj4+Pj4gICBGb3IgVlJBTSBpdCBpcyB0cnVlIHRoYXQgd2UgaGF2ZSBhIGNvdXBsZSBv ZiBkaWZmZXJlbnQgY2FjaGVzIGJldHdlZW4KPj4+Pj4+ICAgdGhlIENQVSBhbmQgdGhlIGFjdHVh bGx5IG1lbW9yeSwgd2hpY2ggbmVlZCB0byBiZSBmbHVzaGVkIGV4cGxpY2l0bHkgaWYKPj4+Pj4+ ICAgeW91IHdhbnQgdG8gc2VlIGEgdmFsdWUgd3JpdHRlbiBieSB0aGUgR1BVLgo+Pj4+PiAgIFRo ZW4gbWF5YmUgc3VjaCBhIGZsdXNoIGlzIHdoYXQgSSBuZWVkLiBIb3cgZG8gSSBwdXQgaXQgaW4g dGhlIGluc3RydWN0aW9uIHJpbmcgYnVmZmVyPwo+Pj4+IEF0IGxlYXN0IHdlIG5lZWQgdG8gZmx1 c2ggdGhlIEhEUCwgYnV0IHdoYXQgaGFyZHdhcmUgZ2VuZXJhdGlvbiBpcyB0aGlzCj4+Pj4gZXhh Y3RseT8gU29tZSBSNnh4IGRvbid0IHN1cHBvcnQgaGFyZHdhcmUgZmx1c2hlcyBpbiB0aGUgcmlu ZyBidWZmZXIuCj4+PiBJIG9ic2VydmVkIHRoZSBwcm9ibGVtIG9uIEhEMjQwMCBhbmQgSEQ2Njcw Lgo+Pj4KPj4+PiBUcnkgdG8gY2FsbCByNjAwX21taW9faGRwX2ZsdXNoKHJkZXYpIGZyb20gdGhl IGxvb3Agd2hpY2ggY2hlY2tzIHRoZQo+Pj4+IHZhbHVlIHdyaXR0ZW4uCj4+PiBZZXAsIGl0IGhl bHBlZC4gSGVyZSBpcyB0aGUgcGF0Y2ggYWdhaW5zdCAzLjEwLjUzLCB0ZXN0ZWQgb24gSEQyNDAw Lgo+Pj4KPj4+Cj4+PiBGbHVzaCBWUkFNIGNhY2hlIGJlZm9yZSBlYWNoIHJlYWQgd2hlbiBwb2xs aW5nLgo+Pj4KPj4+IFNpZ25lZC1vZmYtYnk6IEFsZXhhbmRlciBGeW9kb3JvdiA8aGFsY3kgYXQg eWFuZGV4LnJ1Pgo+Pj4KPj4+Cj4+PiBJbmRleDogZHJpdmVycy9ncHUvZHJtL3JhZGVvbi9yNjAw LmMKPj4+ID09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT0KPj4+IC0tLSBkcml2ZXJzL2dwdS9kcm0vcmFkZW9uL3I2MDAuYyAg ICAgICAocmV2aXNpb24gMTE2NDcpCj4+PiArKysgZHJpdmVycy9ncHUvZHJtL3JhZGVvbi9yNjAw LmMgICAgICAgKHdvcmtpbmcgY29weSkKPj4+IEBAIC0yODk5LDYgKzI4OTksNyBAQAo+Pj4gICAg ICAgICAgcmFkZW9uX3JpbmdfdW5sb2NrX2NvbW1pdChyZGV2LCByaW5nKTsKPj4+Cj4+PiAgICAg ICAgICBmb3IgKGkgPSAwOyBpIDwgcmRldi0+dXNlY190aW1lb3V0OyBpKyspIHsKPj4+ICsgICAg ICAgICAgICAgICByNjAwX2lvY3RsX3dhaXRfaWRsZShyZGV2LCByZGV2LT52cmFtX3NjcmF0Y2gu cm9iaik7Cj4+PiAgICAgICAgICAgICAgICAgIHRtcCA9IHJlYWRsKHB0cik7Cj4+PiAgICAgICAg ICAgICAgICAgIGlmICh0bXAgPT0gMHhERUFEQkVFRikKPj4+ICAgICAgICAgICAgICAgICAgICAg ICAgICBicmVhazsKPj4gSSB0aGluayBJJ2QgcHJlZmVyIHRvIGp1c3Qgc3dpdGNoIHRoZSB0ZXN0 IHRvIHVzZSBnYXJ0IG1lbW9yeSBzaW5jZQo+PiB0aGlzIGNvZGUgaXMgc2hhcmVkIGJ5IGRpZmZl cmVudCBhc2ljcyB0aGF5IG1heSBub3QgYWxsIGltcGxlbWVudCBoZHAKPj4gZmx1c2ggdGhlIHNh bWUgd2F5LiAgV2UgY2FuIGp1c3QgcmVzZXJ2ZSBhIGNvdXBsZSBvZiBzbG90cyBpbiB0aGUgd2IK Pj4gcGFnZS4KCldvcmtzIGZvciBtZSBhcyB3ZWxsLiBXZSBjb3VsZCBhbHNvIGdyYWIgYSBmZXcg Ynl0ZXMgb2YgR0FSVCB1c2luZyB0aGUgClNBIG1hbmFnZXIuCgo+IEFsc28gbmV3ZXIgdmVyc2lv bnMgb2YgdGhlIHRlc3Qgd2lsbCBuZWVkIGEgc2ltaWxhciBmaXguCgpTZWUgdGhlIHBhdGNoIEkg YWxyZWFkeSBzZW5kIHRvIHlvdSwgdGhlIFNETUEgb24gQ0lLIGlzIHRoZSBvbmx5IG9uZSBub3Qg CnVzaWduIHRoaXMgcmluZyB0ZXN0LgoKQ2hyaXN0aWFuLgoKPgo+IEFsZXgKCl9fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxp c3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0 b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsCg==