From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B17F0C33CB2 for ; Fri, 31 Jan 2020 13:15:31 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8E989205F4 for ; Fri, 31 Jan 2020 13:15:31 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8E989205F4 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 23E556E998; Fri, 31 Jan 2020 13:15:31 +0000 (UTC) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTPS id A92436E217 for ; Fri, 31 Jan 2020 13:15:29 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 31 Jan 2020 05:15:29 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,385,1574150400"; d="scan'208";a="230250552" Received: from gaia.fi.intel.com ([10.237.72.192]) by orsmga003.jf.intel.com with ESMTP; 31 Jan 2020 05:15:27 -0800 Received: by gaia.fi.intel.com (Postfix, from userid 1000) id 7A1DF5C0D3B; Fri, 31 Jan 2020 15:14:38 +0200 (EET) From: Mika Kuoppala To: Chris Wilson , intel-gfx@lists.freedesktop.org In-Reply-To: <158047170013.2430.15418748422936870751@skylake-alporthouse-com> References: <20200131075716.2212299-1-chris@chris-wilson.co.uk> <87y2tn973j.fsf@gaia.fi.intel.com> <158047170013.2430.15418748422936870751@skylake-alporthouse-com> Date: Fri, 31 Jan 2020 15:14:38 +0200 Message-ID: <87tv4b939d.fsf@gaia.fi.intel.com> MIME-Version: 1.0 Subject: Re: [Intel-gfx] [CI 1/3] drm/i915/gt: Skip rmw for masked registers X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Q2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+IHdyaXRlczoKCj4gUXVvdGlu ZyBNaWthIEt1b3BwYWxhICgyMDIwLTAxLTMxIDExOjUxOjQ0KQo+PiBDaHJpcyBXaWxzb24gPGNo cmlzQGNocmlzLXdpbHNvbi5jby51az4gd3JpdGVzOgo+PiAKPj4gPiBBIG1hc2tlZCByZWdpc3Rl ciBkb2VzIG5vdCBuZWVkIHJtdyB0byB1cGRhdGUsIGFuZCBpdCBpcyBiZXN0IG5vdCB0byB1c2UK Pj4gPiBzdWNoIGEgc2VxdWVuY2UuCj4+ID4KPj4gPiBSZXBvcnRlZC1ieTogVmlsbGUgU3lyasOk bMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KPj4gPiBTaWduZWQtb2ZmLWJ5OiBD aHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az4KPj4gPiBDYzogVmlsbGUgU3ly asOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KPj4gPiBDYzogVHZydGtvIFVy c3VsaW4gPHR2cnRrby51cnN1bGluQGludGVsLmNvbT4KPj4gPiAtLS0KPj4gPiAgZHJpdmVycy9n cHUvZHJtL2k5MTUvZ3QvaW50ZWxfd29ya2Fyb3VuZHMuYyB8IDMyICsrKysrKysrKysrKysrLS0t LS0tLQo+PiA+ICAxIGZpbGUgY2hhbmdlZCwgMjEgaW5zZXJ0aW9ucygrKSwgMTEgZGVsZXRpb25z KC0pCj4+ID4KPj4gPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvZ3QvaW50ZWxf d29ya2Fyb3VuZHMuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2d0L2ludGVsX3dvcmthcm91bmRz LmMKPj4gPiBpbmRleCA1YTdkYjI3OWY3MDIuLmU0YzJiNmQ0MmY0NiAxMDA2NDQKPj4gPiAtLS0g YS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9ndC9pbnRlbF93b3JrYXJvdW5kcy5jCj4+ID4gKysrIGIv ZHJpdmVycy9ncHUvZHJtL2k5MTUvZ3QvaW50ZWxfd29ya2Fyb3VuZHMuYwo+PiA+IEBAIC0xMTYs NyArMTE2LDggQEAgc3RhdGljIHZvaWQgX3dhX2FkZChzdHJ1Y3QgaTkxNV93YV9saXN0ICp3YWws IGNvbnN0IHN0cnVjdCBpOTE1X3dhICp3YSkKPj4gPiAgICAgICAgICAgICAgIH0gZWxzZSB7Cj4+ ID4gICAgICAgICAgICAgICAgICAgICAgIHdhXyA9ICZ3YWwtPmxpc3RbbWlkXTsKPj4gPiAgCj4+ ID4gLSAgICAgICAgICAgICAgICAgICAgIGlmICgod2EtPm1hc2sgJiB+d2FfLT5tYXNrKSA9PSAw KSB7Cj4+ID4gKyAgICAgICAgICAgICAgICAgICAgIGlmICgod2EtPm1hc2sgfCB3YV8tPm1hc2sp ICYmCj4+IAo+PiBEb24ndCB3ZSB3YW50IHRvIGRpc2NhcmQgaWYgc29tZW9uZSB0cmllcyB0byBk ZW1vdGUgYSBtYXNrZWQKPj4gb25lIGludG8gYSBwbGFpbj8KPgo+IFRoYXQgc2hvdWxkIHRocm93 IHRoZSBlcnJvciwgcmlnaHQ/Cj4KPiBJZiBlaXRoZXIgdXNlZCBhIG1hc2sgYW5kIG5vdyB3ZSBk b24ndCwgdGhlbiAwICYgeCA9PSAwID0+IERSTV9FUlJPUi4KClllcywgaXQgd2lsbCB0aHJvdyB0 aGUgZXJyb3IuIE15IG1pc3Rha2UuCgpCdXQgaWYgd2UgaGF2ZSBhIG1hc2ssIHdlIHNob3VsZCBu b3QgYWxsb3cgbm9ubWFza2VkIGFkZGl0aW9ucwphc3dlbGw/IFNvIG1hc2sgPT0gMCB3b3VsZCBh bHdheXMgYmUgbWFza2VkIHJlZ2lzdGVyIGFuZCB5b3UKY2FuJ3QgbWl4LgoKLU1pa2EKX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxp bmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJl ZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==