From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [PATCH v3 5/8] drm/i915: Add the display switch logic for vGPU in i915 driver Date: Fri, 12 Dec 2014 13:18:38 +0000 Message-ID: <548AEB2E.9080604@linux.intel.com> References: <1415880169-7656-1-git-send-email-yu.c.zhang@linux.intel.com> <1415880169-7656-6-git-send-email-yu.c.zhang@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTP id 4D2BB6E884 for ; Fri, 12 Dec 2014 05:18:40 -0800 (PST) In-Reply-To: <1415880169-7656-6-git-send-email-yu.c.zhang@linux.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Yu Zhang , Intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org Ck9uIDExLzEzLzIwMTQgMTI6MDIgUE0sIFl1IFpoYW5nIHdyb3RlOgo+IERpc3BsYXkgc3dpdGNo IGxvZ2ljIGlzIGFkZGVkIHRvIG5vdGlmeSB0aGUgaG9zdCBzaWRlIHRoYXQKPiBjdXJyZW50IHZH UFUgaGF2ZSBhIHZhbGlkIHN1cmZhY2UgdG8gc2hvdy4gSXQgZG9lcyBzbyBieQo+IHdyaXRpbmcg dGhlIGRpc3BsYXlfcmVhZHkgZmllbGQgaW4gUFYgSU5GTyBwYWdlLCBhbmQgdGhlbgo+IHdpbGwg YmUgaGFuZGxlZCBpbiB0aGUgaG9zdCBzaWRlLiBUaGlzIGlzIHVzZWZ1bCB0byBhdm9pZAo+IHRy aWNraW5lc3Mgd2hlbiB0aGUgVk0ncyBmcmFtZWJ1ZmZlciBpcyBiZWluZyBhY2Nlc3NlZCBpbgo+ IHRoZSBtaWRkbGUgb2YgVk0gbW9kZXNldHRpbmcsIGUuZy4gY29tcG9zaXRpbmcgdGhlIGZyYW1l YnVmZmVyCj4gaW4gdGhlIGhvc3Qgc2lkZS4KPgo+IHYyOgo+IAktIG1vdmUgdGhlIG5vdGlmaWNh dGlvbiBjb2RlIG91dHNpZGUgdGhlICdlbHNlJyBpbiBsb2FkIHNlcXVlbmNlCj4gCS0gcmVtb3Zl IHRoZSBub3RpZmljYXRpb24gY29kZSBpbiBpbnRlbF9jcnRjX3NldF9jb25maWcoKQo+Cj4gU2ln bmVkLW9mZi1ieTogWXUgWmhhbmcgPHl1LmMuemhhbmdAbGludXguaW50ZWwuY29tPgo+IFNpZ25l ZC1vZmYtYnk6IEppa2UgU29uZyA8amlrZS5zb25nQGludGVsLmNvbT4KPiBTaWduZWQtb2ZmLWJ5 OiBaaGl5dWFuIEx2IDx6aGl5dWFuLmx2QGludGVsLmNvbT4KPiAtLS0KPiAgIGRyaXZlcnMvZ3B1 L2RybS9pOTE1L2k5MTVfZG1hLmMgIHwgMTEgKysrKysrKysrKysKPiAgIGRyaXZlcnMvZ3B1L2Ry bS9pOTE1L2k5MTVfdmdwdS5oIHwgIDcgKysrKysrKwo+ICAgMiBmaWxlcyBjaGFuZ2VkLCAxOCBp bnNlcnRpb25zKCspCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9k bWEuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZG1hLmMKPiBpbmRleCA5YTczNTMzLi4w NmRhYTVjIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZG1hLmMKPiAr KysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2RtYS5jCj4gQEAgLTM2LDYgKzM2LDcgQEAK PiAgICNpbmNsdWRlICJpbnRlbF9kcnYuaCIKPiAgICNpbmNsdWRlIDxkcm0vaTkxNV9kcm0uaD4K PiAgICNpbmNsdWRlICJpOTE1X2Rydi5oIgo+ICsjaW5jbHVkZSAiaTkxNV92Z3B1LmgiCj4gICAj aW5jbHVkZSAiaTkxNV90cmFjZS5oIgo+ICAgI2luY2x1ZGUgPGxpbnV4L3BjaS5oPgo+ICAgI2lu Y2x1ZGUgPGxpbnV4L2NvbnNvbGUuaD4KPiBAQCAtMTc4MCw2ICsxNzgxLDE2IEBAIGludCBpOTE1 X2RyaXZlcl9sb2FkKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsIHVuc2lnbmVkIGxvbmcgZmxhZ3Mp Cj4gICAJCWRldl9wcml2LT51bXMubW1fc3VzcGVuZGVkID0gMTsKPiAgIAl9Cj4KPiArCWlmIChp bnRlbF92Z3B1X2FjdGl2ZShkZXYpKSB7Cj4gKwkJLyoKPiArCQkgKiBOb3RpZnkgYSB2YWxpZCBz dXJmYWNlIGFmdGVyIG1vZGVzZXR0aW5nLAo+ICsJCSAqIHdoZW4gcnVubmluZyBpbnNpZGUgYSBW TS4KPiArCQkgKi8KPiArCQlzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYgPSB0b19p OTE1KGRldik7Cj4gKwo+ICsJCUk5MTVfV1JJVEUodmd0aWZfcmVnKGRpc3BsYXlfcmVhZHkpLCBW R1RfRFJWX0RJU1BMQVlfUkVBRFkpOwo+ICsJfQo+ICsKCkN1cnJlbnQgY29kZSBiYXNlIGFscmVh ZHkgaGFzIGRldl9wcml2IHNvIGxvb2tzIGxpa2UgYW5vdGhlciByZWJhc2UuIApPdGhlcndpc2Ug cHJldHR5IHNpbXBsZSBzbzoKClJldmlld2VkLWJ5OiBUdnJ0a28gVXJzdWxpbiA8dHZydGtvLnVy c3VsaW5AaW50ZWwuY29tPgoKPiAgIAlpOTE1X3NldHVwX3N5c2ZzKGRldik7Cj4KPiAgIAlpZiAo SU5URUxfSU5GTyhkZXYpLT5udW1fcGlwZXMpIHsKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUv ZHJtL2k5MTUvaTkxNV92Z3B1LmggYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3ZncHUuaAo+ IGluZGV4IGY1MzhiMTguLjlkMzVmYjggMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5 MTUvaTkxNV92Z3B1LmgKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3ZncHUuaAo+ IEBAIC04MCw2ICs4MCwxMyBAQCBzdHJ1Y3Qgdmd0X2lmIHsKPiAgICNkZWZpbmUgdmd0aWZfcmVn KHgpIFwKPiAgIAkoVkdUX1BWSU5GT19QQUdFICsgKGxvbmcpJigoc3RydWN0IHZndF9pZiAqKSBO VUxMKS0+eCkKPgo+ICsvKiB2R1BVIGRpc3BsYXkgc3RhdHVzIHRvIGJlIHVzZWQgYnkgdGhlIGhv c3Qgc2lkZSAqLwo+ICtlbnVtIHZndF9kaXNwbGF5X3N0YXR1cyB7Cj4gKwlWR1RfRFJWX0RJU1BM QVlfTk9UX1JFQURZID0gMCwKPiArCVZHVF9EUlZfRElTUExBWV9SRUFEWSwgIC8qIHJlYWR5IGZv ciBkaXNwbGF5IHN3aXRjaCAqLwo+ICt9Owo+ICsKPiArCj4gICBleHRlcm4gdm9pZCBpOTE1X2No ZWNrX3ZncHUoc3RydWN0IGRybV9kZXZpY2UgKmRldik7Cj4gICBleHRlcm4gaW50IGludGVsX3Zn dF9iYWxsb29uKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYpOwo+ICAgZXh0ZXJuIHZvaWQgaW50ZWxf dmd0X2RlYmFsbG9vbih2b2lkKTsKPgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJl ZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5m by9pbnRlbC1nZngK