From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH] drm/i915: Squelch overzealous uncore reset WARN_ON Date: Mon, 09 Feb 2015 14:37:33 +0200 Message-ID: <871tlzw99u.fsf@intel.com> References: <20150205102938.GJ10991@nuc-i3427.alporthouse.com> <1423151142-9345-1-git-send-email-mika.kuoppala@intel.com> <20150205164307.GC12153@nuc-i3427.alporthouse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" 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 78B206E06F for ; Mon, 9 Feb 2015 04:36:29 -0800 (PST) In-Reply-To: <20150205164307.GC12153@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 Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCAwNSBGZWIgMjAxNSwgQ2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28u dWs+IHdyb3RlOgo+IE9uIFRodSwgRmViIDA1LCAyMDE1IGF0IDA1OjQ1OjQyUE0gKzAyMDAsIE1p a2EgS3VvcHBhbGEgd3JvdGU6Cj4+IFdlIGFkZGVkIHRoaXMgV0FSTl9PTiB0byBndWFyZCBhZ2Fp bnN0IHVzaW5nIHVuaW5pdGlhbGl6ZWQKPj4gZm9yY2V3YWtlIGRvbWFpbnMuIEJ1dCBmb3Jnb3Qg Ymxpc3NmdWxseSB0aGF0IG5vdCBhbGwKPj4gZ2VucyBoYXZlIGZvcmNld2FrZSBkb21haW5zIGlu IHRoZSBmaXJzdCBwbGFjZS4KPj4gCj4+IHYyOiBNb3ZlIFdBUk5fT04gdG8gZndfZG9tYWluc19p bml0IChDaHJpcykKPj4gCj4+IEJ1Z3ppbGxhOiBodHRwczovL2J1Z3MuZnJlZWRlc2t0b3Aub3Jn L3Nob3dfYnVnLmNnaT9pZD04ODkxMQo+PiBUZXN0ZWQtYnk6IERpbmcgSGVuZyA8aGVuZ3guZGlu Z0BpbnRlbC5jb20+ICh2MSkKPj4gU2lnbmVkLW9mZi1ieTogTWlrYSBLdW9wcGFsYSA8bWlrYS5r dW9wcGFsYUBpbnRlbC5jb20+Cj4+IC0tLQo+PiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxf dW5jb3JlLmMgfCA4ICsrKysrKystCj4+ICAxIGZpbGUgY2hhbmdlZCwgNyBpbnNlcnRpb25zKCsp LCAxIGRlbGV0aW9uKC0pCj4+IAo+PiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUv aW50ZWxfdW5jb3JlLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF91bmNvcmUuYwo+PiBp bmRleCA3NmI2MGEzLi5lMTBiY2ZjIDEwMDY0NAo+PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkx NS9pbnRlbF91bmNvcmUuYwo+PiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF91bmNv cmUuYwo+PiBAQCAtMTY2LDcgKzE2Niw4IEBAIGZ3X2RvbWFpbnNfcmVzZXQoc3RydWN0IGRybV9p OTE1X3ByaXZhdGUgKmRldl9wcml2LCBlbnVtIGZvcmNld2FrZV9kb21haW5zIGZ3X2RvCj4+ICAJ c3RydWN0IGludGVsX3VuY29yZV9mb3JjZXdha2VfZG9tYWluICpkOwo+PiAgCWVudW0gZm9yY2V3 YWtlX2RvbWFpbl9pZCBpZDsKPj4gIAo+PiAtCVdBUk5fT04oZGV2X3ByaXYtPnVuY29yZS5md19k b21haW5zID09IDApOwo+PiArCWlmIChkZXZfcHJpdi0+dW5jb3JlLmZ3X2RvbWFpbnMgPT0gMCkK Pj4gKwkJcmV0dXJuOwo+PiAgCj4+ICAJZm9yX2VhY2hfZndfZG9tYWluX21hc2soZCwgZndfZG9t YWlucywgZGV2X3ByaXYsIGlkKQo+PiAgCQlmd19kb21haW5fcmVzZXQoZCk7Cj4+IEBAIC05OTcs NiArOTk4LDkgQEAgc3RhdGljIHZvaWQgaW50ZWxfdW5jb3JlX2Z3X2RvbWFpbnNfaW5pdChzdHJ1 Y3QgZHJtX2RldmljZSAqZGV2KQo+PiAgewo+PiAgCXN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpk ZXZfcHJpdiA9IGRldi0+ZGV2X3ByaXZhdGU7Cj4+ICAKPj4gKwlpZiAoSU5URUxfSU5GTyhkZXZf cHJpdi0+ZGV2KS0+Z2VuIDw9IDUpCj4+ICsJCXJldHVybjsKPj4gKwo+PiAgCWlmIChJU19HRU45 KGRldikpIHsKPj4gIAkJZGV2X3ByaXYtPnVuY29yZS5mdW5jcy5mb3JjZV93YWtlX2dldCA9IGZ3 X2RvbWFpbnNfZ2V0Owo+PiAgCQlkZXZfcHJpdi0+dW5jb3JlLmZ1bmNzLmZvcmNlX3dha2VfcHV0 ID0gZndfZG9tYWluc19wdXQ7Cj4+IEBAIC0xMDY5LDYgKzEwNzMsOCBAQCBzdGF0aWMgdm9pZCBp bnRlbF91bmNvcmVfZndfZG9tYWluc19pbml0KHN0cnVjdCBkcm1fZGV2aWNlICpkZXYpCj4+ICAJ CWZ3X2RvbWFpbl9pbml0KGRldl9wcml2LCBGV19ET01BSU5fSURfUkVOREVSLAo+PiAgCQkJICAg ICAgIEZPUkNFV0FLRSwgRk9SQ0VXQUtFX0FDSyk7Cj4+ICAJfQo+PiArCj4gTWF5YmU6IC8qIEFs bCBmdXR1cmUgcGxhdGZvcm1zIGFyZSBleHBlY3RlZCB0byByZXF1aXJlIGNvbXBsZXggcG93ZXIg Z2F0aW5nICovCj4+ICsJV0FSTl9PTihkZXZfcHJpdi0+dW5jb3JlLmZ3X2RvbWFpbnMgPT0gMCk7 Cj4+ICB9Cj4KPiBSZXZpZXdlZC1ieTogQ2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24u Y28udWs+CgpQdXNoZWQgdG8gZHJtLWludGVsLW5leHQtZml4ZXMsIHRoYW5rcyBmb3IgdGhlIHBh dGNoIGFuZCByZXZpZXcuCgpCUiwKSmFuaS4KCgo+IC1DaHJpcwo+Cj4gLS0gCj4gQ2hyaXMgV2ls c29uLCBJbnRlbCBPcGVuIFNvdXJjZSBUZWNobm9sb2d5IENlbnRyZQo+IF9fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCj4gSW50ZWwtZ2Z4IG1haWxpbmcgbGlz dAo+IEludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKPiBodHRwOi8vbGlzdHMuZnJlZWRl c2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4CgotLSAKSmFuaSBOaWt1bGEsIElu dGVsIE9wZW4gU291cmNlIFRlY2hub2xvZ3kgQ2VudGVyCl9fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4 QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxt YW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==