From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH] drm/i915: Click the ACTHD three times to go home Date: Mon, 27 Mar 2017 22:05:35 +0300 Message-ID: <87a8868rr4.fsf@intel.com> References: <20170325101243.23121-1-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0545289E46 for ; Mon, 27 Mar 2017 19:05:46 +0000 (UTC) In-Reply-To: <20170325101243.23121-1-chris@chris-wilson.co.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gU2F0LCAyNSBNYXIgMjAxNywgQ2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28u dWs+IHdyb3RlOgo+IE9uZSBQT1NUSU5HX1JFQUQgb2YgQUNUSEQgbWF5IG5vdCBiZSBlbm91Z2gg dG8gZW5zdXJlIHRoYXQgdGhlIHNlcW5vCj4gd3JpdGUgaGFzIGJlZW4gcG9zdGVkIGZyb20gdGhl IEdQVSBhbmQgaXMgbm93IHZpc2libGUuIFNvIGRvIHRocmVlIQo+Cj4gUmVmZXJlbmNlczogaHR0 cHM6Ly9idWdzLmZyZWVkZXNrdG9wLm9yZy9zaG93X2J1Zy5jZ2k/aWQ9OTc1NTcKPiBSZWZlcmVu Y2VzOiBodHRwczovL2J1Z3MuZnJlZWRlc2t0b3Aub3JnL3Nob3dfYnVnLmNnaT9pZD0xMDAwMDcK PiBSZWZlcmVuY2VzOiBodHRwczovL2J1Z3MuZnJlZWRlc2t0b3Aub3JnL3Nob3dfYnVnLmNnaT9p ZD0xMDAwNTIKPiBTaWduZWQtb2ZmLWJ5OiBDaHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNv bi5jby51az4KPiAtLS0KPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcmluZ2J1ZmZlci5j IHwgNCArKystCj4gIDEgZmlsZSBjaGFuZ2VkLCAzIGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24o LSkKPgo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9yaW5nYnVmZmVy LmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9yaW5nYnVmZmVyLmMKPiBpbmRleCBhYjVl MmUwNjIzYjcuLjJiNWNkNjAzOWE2ZSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkx NS9pbnRlbF9yaW5nYnVmZmVyLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9y aW5nYnVmZmVyLmMKPiBAQCAtNzY2LDYgKzc2Niw3IEBAIHN0YXRpYyB2b2lkCj4gIGdlbjZfc2Vx bm9fYmFycmllcihzdHJ1Y3QgaW50ZWxfZW5naW5lX2NzICplbmdpbmUpCj4gIHsKPiAgCXN0cnVj dCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiA9IGVuZ2luZS0+aTkxNTsKPiArCWludCBsb29w Owo+ICAKPiAgCS8qIFdvcmthcm91bmQgdG8gZm9yY2UgY29ycmVjdCBvcmRlcmluZyBiZXR3ZWVu IGlycSBhbmQgc2Vxbm8gd3JpdGVzIG9uCj4gIAkgKiBpdmIgKGFuZCBtYXliZSBhbHNvIG9uIHNu YikgYnkgcmVhZGluZyBmcm9tIGEgQ1MgcmVnaXN0ZXIgKGxpa2UKPiBAQCAtNzgzLDcgKzc4NCw4 IEBAIGdlbjZfc2Vxbm9fYmFycmllcihzdHJ1Y3QgaW50ZWxfZW5naW5lX2NzICplbmdpbmUpCj4g IAkgKiB0YWtlIHRoZSBzcGlubG9jayB0byBndWFyZCBhZ2FpbnN0IGNvbmN1cnJlbnQgY2FjaGVs aW5lIGFjY2Vzcy4KPiAgCSAqLwo+ICAJc3Bpbl9sb2NrX2lycSgmZGV2X3ByaXYtPnVuY29yZS5s b2NrKTsKPiAtCVBPU1RJTkdfUkVBRF9GVyhSSU5HX0FDVEhEKGVuZ2luZS0+bW1pb19iYXNlKSk7 CgpUaGlzIGRlZmluaXRlbHkgbmVlZHMgdGhlIC8qIFdlIGRvIHRoaXMgdGhyZWUgdGltZXMgZm9y IGx1Y2sgKi8gY29tbWVudApmcm9tIGludGVsX2Rpc3BsYXkuYyEKCkJSLApKYW5pLgoKPiArCWZv ciAobG9vcCA9IDA7IGxvb3AgPCAzOyBsb29wKyspCj4gKwkJUE9TVElOR19SRUFEX0ZXKFJJTkdf QUNUSEQoZW5naW5lLT5tbWlvX2Jhc2UpKTsKPiAgCXNwaW5fdW5sb2NrX2lycSgmZGV2X3ByaXYt PnVuY29yZS5sb2NrKTsKPiAgfQoKLS0gCkphbmkgTmlrdWxhLCBJbnRlbCBPcGVuIFNvdXJjZSBU ZWNobm9sb2d5IENlbnRlcgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3Rv cC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRl bC1nZngK