From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH] drm/i915: disable non-sequential pfits on ivb/hsw Date: Thu, 14 Jan 2016 10:23:13 +0200 Message-ID: <87mvs8y3gu.fsf@intel.com> References: <20160113143347.GA4866@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTP id BA98B720D6 for ; Thu, 14 Jan 2016 00:23:15 -0800 (PST) In-Reply-To: <20160113143347.GA4866@localhost> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Bainbridge , daniel.vetter@intel.com Cc: intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCAxMyBKYW4gMjAxNiwgQ2hyaXMgQmFpbmJyaWRnZSA8Y2hyaXMuYmFpbmJyaWRnZUBn bWFpbC5jb20+IHdyb3RlOgo+IFRoZSBleGlzdGluZyBjb2RlIGFzc3VtZXMgYSBzZXF1ZW50aWFs IG1hcHBpbmcgb2YgcGFuZWwgZml0dGVycyB0byBwaXBlcwo+IChwZml0MC1waXBlQSwgcGZpdDEt cGlwZUIsIHBmaXQyLXBpcGVDKSwgYnV0IGJvb3QgZmlybXdhcmUgY2FuCj4gYXJiaXRyYXJpbHkg YXNzaWduIGFueSBwaXBlIHRvIGEgcGZpdCBvbiBJVkIgaGFyZHdhcmUgZS5nLiBNYWNib29rIFVF RkkKPiB1c2VzIHBmaXQgMCBhbmQgcGlwZSBDIGZvciBlRFAxIHdoZW4gdGhlIGZpcm13YXJlIGJv b3RzIGluIGEgbm9uLTE2OjEwCj4gcmVzb2x1dGlvbiAodGhlIGxhc3QtdXNlZCByZXNvbHV0aW9u IGlzIHN0b3JlZCBpbiBOVlJBTSBieSBPUyBYIHNvIHRoZQo+IGZpcm13YXJlIGNhbiBpbW1lZGlh dGVseSByZXN0b3JlIGl0IGF0IGJvb3QpLiBXaGVuIHRoaXMgaGFwcGVucywgdGhlCj4gZGlzcGxh eSB3aWxsIGFwcGVhciBsZXR0ZXJib3hlZCBkdWUgdG8gaW5jb3JyZWN0IGFzcGVjdCByYXRpbyBh bmQKPiBhdHRlbXB0aW5nIHRvIHN3aXRjaCB0byBhbHRlcm5hdGl2ZSByZXNvbHV0aW9ucyB3aWxs IGZhaWwuIEZpeCB0aGlzIGJ5Cj4gZGlzYWJsaW5nIGFueSBwYW5lbCBmaXR0ZXJzIHdoaWNoIGhh dmUgYmVlbiBub24tc2VxdWVudGlhbGx5IGFzc2lnbmVkIGF0Cj4gYm9vdCB0aW1lLgo+Cj4gTGlu azogaHR0cHM6Ly9idWdzLmZyZWVkZXNrdG9wLm9yZy9zaG93X2J1Zy5jZ2k/aWQ9OTM1MjMKCnMv TGluay9CdWd6aWxsYS8KCj4gU2lnbmVkLW9mZi1ieTogQ2hyaXMgQmFpbmJyaWRnZSA8Y2hyaXMu YmFpbmJyaWRnZUBnbWFpbC5jb20+Cj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVs X2Rpc3BsYXkuYyB8IDI2ICsrKysrKysrKysrKysrKysrKy0tLS0tLS0tCj4gIDEgZmlsZSBjaGFu Z2VkLCAxOCBpbnNlcnRpb25zKCspLCA4IGRlbGV0aW9ucygtKQo+Cj4gZGlmZiAtLWdpdCBhL2Ry aXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rpc3BsYXkuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1 L2ludGVsX2Rpc3BsYXkuYwo+IGluZGV4IDMyY2Y5NzM0Njk3OC4uOWU1ODgxMzlhMmRkIDEwMDY0 NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rpc3BsYXkuYwo+ICsrKyBiL2Ry aXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rpc3BsYXkuYwo+IEBAIC05MTcwLDYgKzkxNzAsMjQg QEAgc3RhdGljIHZvaWQgaXJvbmxha2VfZ2V0X3BmaXRfY29uZmlnKHN0cnVjdCBpbnRlbF9jcnRj ICpjcnRjLAo+ICAJc3RydWN0IGRybV9kZXZpY2UgKmRldiA9IGNydGMtPmJhc2UuZGV2Owo+ICAJ c3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2ID0gZGV2LT5kZXZfcHJpdmF0ZTsKPiAg CXVpbnQzMl90IHRtcDsKPiArCWludCBwaXBlOwo+ICsKPiArCS8qCj4gKwkgKiBQRl9DVEwgYXNz dW1lcyBwYW5lbCBmaXR0ZXIgMCBpcyBvbiBwaXBlIEEsIHBhbmVsIGZpdHRlciAxIGlzIG9uCj4g KwkgKiBwaXBlIEIsIGFuZCBwYW5lbCBmaXR0ZXIgMiBpcyBvbiBwaXBlIEMsIGJ1dCBmaXJtd2Fy ZSBjYW4gaW5pdCBJVkIKPiArCSAqIHBhbmVsIGZpdHRlcnMgdG8gYW55IGFyYml0cmFyeSBwaXBl IChNYWNib29rIFVFRkkgdXNlcyBwZml0IDAgZm9yCj4gKwkgKiBwaXBlIEMpLCBzbyBmaW5kIGFu ZCBkaXNhYmxlIGFueSBvdGhlciBtYXBwaW5ncy4KPiArCSAqLwo+ICsJZm9yIChwaXBlID0gMDsg cGlwZSA8IElOVEVMX0lORk8oZGV2KS0+bnVtX3BpcGVzOyBwaXBlKyspIHsKPiArCQl0bXAgPSBJ OTE1X1JFQUQoUEZfQ1RMKHBpcGUpKTsKPiArCQlpZiAoSVNfR0VONyhkZXYpICYmICh0bXAgJiBQ Rl9FTkFCTEUpICYmCj4gKwkJICAgIFBGX1BJUEVfU0VMX0lWQihwaXBlKSAhPSAodG1wICYgUEZf UElQRV9TRUxfTUFTS19JVkIpKSB7Cj4gKwkJCURSTV9ERUJVR19LTVMoImRpc2FibGluZyBpbml0 aWFsIHBhbmVsIGZpdHRlclxuIik7Cj4gKwkJCUk5MTVfV1JJVEUoUEZfQ1RMKHBpcGUpLCAwKTsK PiArCQkJSTkxNV9XUklURShQRl9XSU5fUE9TKHBpcGUpLCAwKTsKPiArCQkJSTkxNV9XUklURShQ Rl9XSU5fU1oocGlwZSksIDApOwo+ICsJCX0KPiArCX0KPiAgCj4gIAl0bXAgPSBJOTE1X1JFQUQo UEZfQ1RMKGNydGMtPnBpcGUpKTsKPiAgCj4gQEAgLTkxNzcsMTQgKzkxOTUsNiBAQCBzdGF0aWMg dm9pZCBpcm9ubGFrZV9nZXRfcGZpdF9jb25maWcoc3RydWN0IGludGVsX2NydGMgKmNydGMsCj4g IAkJcGlwZV9jb25maWctPnBjaF9wZml0LmVuYWJsZWQgPSB0cnVlOwo+ICAJCXBpcGVfY29uZmln LT5wY2hfcGZpdC5wb3MgPSBJOTE1X1JFQUQoUEZfV0lOX1BPUyhjcnRjLT5waXBlKSk7Cj4gIAkJ cGlwZV9jb25maWctPnBjaF9wZml0LnNpemUgPSBJOTE1X1JFQUQoUEZfV0lOX1NaKGNydGMtPnBp cGUpKTsKPiAtCj4gLQkJLyogV2UgY3VycmVudGx5IGRvIG5vdCBmcmVlIGFzc2lnbmVtZW50cyBv ZiBwYW5lbCBmaXR0ZXJzIG9uCj4gLQkJICogaXZiL2hzdyAoc2luY2Ugd2UgZG9uJ3QgdXNlIHRo ZSBoaWdoZXIgdXBzY2FsaW5nIG1vZGVzIHdoaWNoCj4gLQkJICogZGlmZmVyZW50aWF0ZXMgdGhl bSkgc28ganVzdCBXQVJOIGFib3V0IHRoaXMgY2FzZSBmb3Igbm93LiAqLwo+IC0JCWlmIChJU19H RU43KGRldikpIHsKPiAtCQkJV0FSTl9PTigodG1wICYgUEZfUElQRV9TRUxfTUFTS19JVkIpICE9 Cj4gLQkJCQlQRl9QSVBFX1NFTF9JVkIoY3J0Yy0+cGlwZSkpOwo+IC0JCX0KPiAgCX0KPiAgfQoK LS0gCkphbmkgTmlrdWxhLCBJbnRlbCBPcGVuIFNvdXJjZSBUZWNobm9sb2d5IENlbnRlcgpfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFp bGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3RzLmZy ZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=