From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH] drm/i915: Make sure DC writes are coherent on flush. Date: Thu, 14 Jan 2016 09:58:00 +0200 Message-ID: <87egdkmw3b.fsf@intel.com> References: <1452740379-3194-1-git-send-email-currojerez@riseup.net> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTP id 0FCA76E80A for ; Wed, 13 Jan 2016 23:58:23 -0800 (PST) In-Reply-To: <1452740379-3194-1-git-send-email-currojerez@riseup.net> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Francisco Jerez , intel-gfx@lists.freedesktop.org Cc: Rodrigo Vivi List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCAxNCBKYW4gMjAxNiwgRnJhbmNpc2NvIEplcmV6IDxjdXJyb2plcmV6QHJpc2V1cC5u ZXQ+IHdyb3RlOgo+IFdlIG5lZWQgdG8gc2V0IHRoZSBEQyBGTFVTSCBQSVBFX0NPTlRST0wgYml0 IG9uIEdlbjcrIHRvIGd1YXJhbnRlZQo+IHRoYXQgd3JpdGVzIHBlcmZvcm1lZCB2aWEgdGhlIEhE QyBhcmUgdmlzaWJsZSBpbiBtZW1vcnkuICBGaXhlcyBhbgo+IGludGVybWl0dGVudCBmYWlsdXJl IGluIGEgUGlnbGl0IHRlc3QgdGhhdCB3cml0ZXMgdG8gYSBCTyBmcm9tIGEKPiBzaGFkZXIgdXNp bmcgR0wgYXRvbWljIGNvdW50ZXJzIChpbXBsZW1lbnRlZCBhcyBIREMgdW50eXBlZCBhdG9taWNz KQo+IGFuZCB0aGVuIGV4cGVjdHMgdGhlIG1lbW9yeSB0byByZWFkIGJhY2sgdGhlIHNhbWUgdmFs dWUgYWZ0ZXIgbWFwcGluZwo+IGl0IG9uIHRoZSBDUFUuCj4KPiBCdWd6aWxsYTogaHR0cHM6Ly9i dWdzLmZyZWVkZXNrdG9wLm9yZy9zaG93X2J1Zy5jZ2k/aWQ9OTEyOTgKPiBUZXN0ZWQtYnk6IE1h cmsgSmFuZXMgPG1hcmsuYS5qYW5lc0BpbnRlbC5jb20+Cj4gQ2M6IFJvZHJpZ28gVml2aSA8cm9k cmlnby52aXZpQGludGVsLmNvbT4KClNob3VsZCB0aGlzIGJlIGJhY2twb3J0ZWQgdG8gc3RhYmxl IGtlcm5lbHM/IElzIHRoaXMgYSByZWdyZXNzaW9uLCBvcgpoYXMgaXQgYWx3YXlzIGJlZW4gYnJv a2VuPwoKQlIsCkphbmkuCgoKPiAtLS0KPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfbHJj LmMgICAgICAgIHwgMSArCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3JpbmdidWZmZXIu YyB8IDIgKysKPiAgMiBmaWxlcyBjaGFuZ2VkLCAzIGluc2VydGlvbnMoKykKPgo+IGRpZmYgLS1n aXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9scmMuYyBiL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX2xyYy5jCj4gaW5kZXggYWIzNDRlMC4uMDIyMTNjNiAxMDA2NDQKPiAtLS0gYS9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9scmMuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX2xyYy5jCj4gQEAgLTE3MzUsNiArMTczNSw3IEBAIHN0YXRpYyBpbnQgZ2VuOF9l bWl0X2ZsdXNoX3JlbmRlcihzdHJ1Y3QgZHJtX2k5MTVfZ2VtX3JlcXVlc3QgKnJlcXVlc3QsCj4g IAlpZiAoZmx1c2hfZG9tYWlucykgewo+ICAJCWZsYWdzIHw9IFBJUEVfQ09OVFJPTF9SRU5ERVJf VEFSR0VUX0NBQ0hFX0ZMVVNIOwo+ICAJCWZsYWdzIHw9IFBJUEVfQ09OVFJPTF9ERVBUSF9DQUNI RV9GTFVTSDsKPiArCQlmbGFncyB8PSBQSVBFX0NPTlRST0xfRENfRkxVU0hfRU5BQkxFOwo+ICAJ CWZsYWdzIHw9IFBJUEVfQ09OVFJPTF9GTFVTSF9FTkFCTEU7Cj4gIAl9Cj4gIAo+IGRpZmYgLS1n aXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9yaW5nYnVmZmVyLmMgYi9kcml2ZXJzL2dw dS9kcm0vaTkxNS9pbnRlbF9yaW5nYnVmZmVyLmMKPiBpbmRleCA0MDYwYWNmLi44Y2Q4YWFiIDEw MDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3JpbmdidWZmZXIuYwo+ICsr KyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3JpbmdidWZmZXIuYwo+IEBAIC0zMzEsNiAr MzMxLDcgQEAgZ2VuN19yZW5kZXJfcmluZ19mbHVzaChzdHJ1Y3QgZHJtX2k5MTVfZ2VtX3JlcXVl c3QgKnJlcSwKPiAgCWlmIChmbHVzaF9kb21haW5zKSB7Cj4gIAkJZmxhZ3MgfD0gUElQRV9DT05U Uk9MX1JFTkRFUl9UQVJHRVRfQ0FDSEVfRkxVU0g7Cj4gIAkJZmxhZ3MgfD0gUElQRV9DT05UUk9M X0RFUFRIX0NBQ0hFX0ZMVVNIOwo+ICsJCWZsYWdzIHw9IFBJUEVfQ09OVFJPTF9EQ19GTFVTSF9F TkFCTEU7Cj4gIAkJZmxhZ3MgfD0gUElQRV9DT05UUk9MX0ZMVVNIX0VOQUJMRTsKPiAgCX0KPiAg CWlmIChpbnZhbGlkYXRlX2RvbWFpbnMpIHsKPiBAQCAtNDAzLDYgKzQwNCw3IEBAIGdlbjhfcmVu ZGVyX3JpbmdfZmx1c2goc3RydWN0IGRybV9pOTE1X2dlbV9yZXF1ZXN0ICpyZXEsCj4gIAlpZiAo Zmx1c2hfZG9tYWlucykgewo+ICAJCWZsYWdzIHw9IFBJUEVfQ09OVFJPTF9SRU5ERVJfVEFSR0VU X0NBQ0hFX0ZMVVNIOwo+ICAJCWZsYWdzIHw9IFBJUEVfQ09OVFJPTF9ERVBUSF9DQUNIRV9GTFVT SDsKPiArCQlmbGFncyB8PSBQSVBFX0NPTlRST0xfRENfRkxVU0hfRU5BQkxFOwo+ICAJCWZsYWdz IHw9IFBJUEVfQ09OVFJPTF9GTFVTSF9FTkFCTEU7Cj4gIAl9Cj4gIAlpZiAoaW52YWxpZGF0ZV9k b21haW5zKSB7CgotLSAKSmFuaSBOaWt1bGEsIEludGVsIE9wZW4gU291cmNlIFRlY2hub2xvZ3kg Q2VudGVyCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCklu dGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRw Oi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==