From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH 3/4] drm/i915: Fix random aux transactions failures. Date: Wed, 21 Oct 2015 09:18:06 +0200 Message-ID: <20151021071806.GL13786@phenom.ffwll.local> References: <1445448534-2376-1-git-send-email-rodrigo.vivi@intel.com> <1445448534-2376-4-git-send-email-rodrigo.vivi@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wi0-f174.google.com (mail-wi0-f174.google.com [209.85.212.174]) by gabe.freedesktop.org (Postfix) with ESMTPS id 886486ED24 for ; Wed, 21 Oct 2015 00:18:10 -0700 (PDT) Received: by wijp11 with SMTP id p11so80407679wij.0 for ; Wed, 21 Oct 2015 00:18:08 -0700 (PDT) Content-Disposition: inline In-Reply-To: <1445448534-2376-4-git-send-email-rodrigo.vivi@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Rodrigo Vivi Cc: Jani Nikula , Daniel Vetter , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCBPY3QgMjEsIDIwMTUgYXQgMTA6Mjg6NTNBTSAtMDcwMCwgUm9kcmlnbyBWaXZpIHdy b3RlOgo+IE1haW5seSBhdXggY29tbXVuaWNhdGlvbnMgb24gc2lua19jcmMKPiB3ZXJlIGZhaWxp bmcgYSBsb3QgcmFuZG9tbHkgb24gcmVjZW50IHBsYXRmb3Jtcy4KPiBUaGUgZmlyc3Qgc29sdXRp b24gd2FzIHRvIHRyeSB0byB1c2UgaW50ZWxfZHBfZHBjZF9yZWFkX3dha2UsIGJ1dCB0aGVuCj4g aXQgd2FzIHN1Z2dlc3RlZCB0byBtb3ZlIHJldHJpZXMgdG8gZHJtIGxldmVsLgo+IAo+IFNpbmNl IGRybSBsZXZlbCB3YXMgYWxyZWFkeSB0YWtpbmcgY2FyZSBvZiByZXRyaWVzIGFuZCBkaWRuJ3Qg d2FudAo+IHRvIHRocm91Z2ggcmFuZG9tIHJldHJpZXMgb24gdGhhdCBsZXZlbCB0aGUgc2Vjb25k IHNvbHV0aW9uIHdhcyB0bwo+IHB1dCB0aGUgcmV0cmllcyBhdCBhdXhfdHJhbnNmZXIgbGF5ZXIg d2hhdCB3YXMgbmFja2VkLgo+IAo+IFNvIEkgcmVhbGl6ZWQgd2UgaGFkIHNvIG1hbnkgcmV0cmll cyBpbiBkaWZmZXJlbnQgcGxhY2VzIGFuZAo+IHN0YXJ0ZWQgdG8gb3JnYW5pemUgdGhhdCBhIGJp dC4gRHVyaW5nIHRoaXMgb3JnYW5pemF0aW9uIEkgbm90aWNlZAo+IHRoYXQgd2Ugd2VyZW4ndCBo YW5kaW5nIGF0IGFsbCB0aGUgY2FzZSB3ZXJlIHRoZSBtZXNzYWdlIHNpemUgd2FzCj4gemVyb2Vk LiBBbmQgdGhpcyB3YXMgZXhhY3RseSB0aGUgY2FzZSB0aGF0IHdhcyBhZmZlY3Rpbmcgc2lua19j cmMuCj4gCj4gQWxzbyB3ZSB3ZXJlbid0IHJlc3BlY3QgQlNQZWMgd2hvIHNheXMgdGhpcyBzaXpl IG1lc3NhZ2UgPSAwIG9yID4gMjAKPiBhcmUgZm9yYmlkZGVuLgo+IAo+IEl0IGlzIGEgZmFjdCB0 aGF0IHdlIHN0aWxsIGhhdmUgbm8gY2x1ZSB3aHkgd2UgYXJlIGdldHRpbmcgdGhpcwo+IGZvcmJp ZGRlbiB2YWx1ZSB0aGVyZS4gQnV0IGFueXdheSB3ZSBuZWVkIHRvIGhhbmRsZSB0aGF0IGZvciBu b3cKPiBzbyB3ZSByZXR1cm4gLUVCVVNZIGFuZCBkcm0gbGV2ZWwgdGFrZXMgY2FyZSBvZiB0aGUg cmV0cmllcyB0aGF0Cj4gYXJlIGFscmVhZHkgaW4gcGxhY2UuCj4gCj4gQ2M6IEphbmkgTmlrdWxh IDxqYW5pLm5pa3VsYUBpbnRlbC5jb20+Cj4gQ2M6IERhbmllbCBWZXR0ZXIgPGRhbmllbC52ZXR0 ZXJAZmZ3bGwuY2g+Cj4gU2lnbmVkLW9mZi1ieTogUm9kcmlnbyBWaXZpIDxyb2RyaWdvLnZpdmlA aW50ZWwuY29tPgo+IC0tLQo+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jIHwgMTEg KysrKysrKysrKysKPiAgMSBmaWxlIGNoYW5nZWQsIDExIGluc2VydGlvbnMoKykKPiAKPiBkaWZm IC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYyBiL2RyaXZlcnMvZ3B1L2Ry bS9pOTE1L2ludGVsX2RwLmMKPiBpbmRleCBhYTNkOGY2Li44MDg1MGQ2IDEwMDY0NAo+IC0tLSBh L2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0v aTkxNS9pbnRlbF9kcC5jCj4gQEAgLTkxMSw2ICs5MTEsMTcgQEAgZG9uZToKPiAgCS8qIFVubG9h ZCBhbnkgYnl0ZXMgc2VudCBiYWNrIGZyb20gdGhlIG90aGVyIHNpZGUgKi8KPiAgCXJlY3ZfYnl0 ZXMgPSAoKHN0YXR1cyAmIERQX0FVWF9DSF9DVExfTUVTU0FHRV9TSVpFX01BU0spID4+Cj4gIAkJ ICAgICAgRFBfQVVYX0NIX0NUTF9NRVNTQUdFX1NJWkVfU0hJRlQpOwo+ICsKPiArCS8qCj4gKwkg KiBCeSBCU3BlYzogIk1lc3NhZ2Ugc2l6ZXMgb2YgMCBvciA+MjAgYXJlIG5vdCBhbGxvd2VkLiIK PiArCSAqIFdlIGhhdmUgbm8gaWRlYSBvZiB3aGF0IGhhcHBlbmVkIHNvIHdlIHJldHVybiAtRUJV U1kgc28KPiArCSAqIGRybSBsYXllciB0YWtlcyBjYXJlIGZvciB0aGUgbmVjZXNzYXJ5IHJldHJp ZXMuCj4gKwkgKi8KPiArCWlmIChyZWN2X2J5dGVzID09IDAgfHwgcmVjdl9ieXRlcyA+IDIwKSB7 Cj4gKwkJcmV0ID0gLUVCVVNZOwo+ICsJCWdvdG8gb3V0Owo+ICsJfQoKSG0sIHRoaXMgc2hvdWxk IGJlIGNhdWdodCBiZSB0aGUgZHAgYXV4IGhlbHBlciBsaWJyYXJ5LiBCb3RoIGNhbGxlcnMgZm9y Ci0+dHJhbnNmZXIgc2hvdWxkIGNoZWNrIGZvciB0aGlzIGFuZCByZWplY3Qgd2l0aCAtRUlOVkFM IChzaW5jZSBzdWNoIGEKdHJhbnNhY3Rpb24gaXMgc2ltcGx5IG5vdCBhbGxvd2VkIGJ5IGRwIGF1 eCkuIEluIHRoZSBjYXNlIG9mCmRybV9kcF9pMmNfZG9fbXNnIG1heWJlIGV2ZW4gd2l0aCBhIFdB Uk5fT04gc2luY2UgdGhlIGkyYyBsb2dpYyBzaG91bGQKc3BsaXQgdGhpbmdzIHVwIGNvcnJlY3Rs eS4KLURhbmllbAoKPiArCj4gIAlpZiAocmVjdl9ieXRlcyA+IHJlY3Zfc2l6ZSkKPiAgCQlyZWN2 X2J5dGVzID0gcmVjdl9zaXplOwo+ICAKPiAtLSAKPiAyLjQuMwo+IAoKLS0gCkRhbmllbCBWZXR0 ZXIKU29mdHdhcmUgRW5naW5lZXIsIEludGVsIENvcnBvcmF0aW9uCmh0dHA6Ly9ibG9nLmZmd2xs LmNoCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVs LWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8v bGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==