From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH v3 5/8] drm/i915: Add the display switch logic for vGPU in i915 driver Date: Mon, 15 Dec 2014 09:16:29 +0100 Message-ID: <20141215081629.GU27182@phenom.ffwll.local> 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" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wg0-f49.google.com (mail-wg0-f49.google.com [74.125.82.49]) by gabe.freedesktop.org (Postfix) with ESMTP id 680FF6E2C6 for ; Mon, 15 Dec 2014 00:15:54 -0800 (PST) Received: by mail-wg0-f49.google.com with SMTP id n12so13828764wgh.22 for ; Mon, 15 Dec 2014 00:15:53 -0800 (PST) Content-Disposition: inline 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 Cc: Intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCBOb3YgMTMsIDIwMTQgYXQgMDg6MDI6NDZQTSArMDgwMCwgWXUgWmhhbmcgd3JvdGU6 Cj4gRGlzcGxheSBzd2l0Y2ggbG9naWMgaXMgYWRkZWQgdG8gbm90aWZ5IHRoZSBob3N0IHNpZGUg dGhhdAo+IGN1cnJlbnQgdkdQVSBoYXZlIGEgdmFsaWQgc3VyZmFjZSB0byBzaG93LiBJdCBkb2Vz IHNvIGJ5Cj4gd3JpdGluZyB0aGUgZGlzcGxheV9yZWFkeSBmaWVsZCBpbiBQViBJTkZPIHBhZ2Us IGFuZCB0aGVuCj4gd2lsbCBiZSBoYW5kbGVkIGluIHRoZSBob3N0IHNpZGUuIFRoaXMgaXMgdXNl ZnVsIHRvIGF2b2lkCj4gdHJpY2tpbmVzcyB3aGVuIHRoZSBWTSdzIGZyYW1lYnVmZmVyIGlzIGJl aW5nIGFjY2Vzc2VkIGluCj4gdGhlIG1pZGRsZSBvZiBWTSBtb2Rlc2V0dGluZywgZS5nLiBjb21w b3NpdGluZyB0aGUgZnJhbWVidWZmZXIKPiBpbiB0aGUgaG9zdCBzaWRlLgo+IAo+IHYyOgo+IAkt IG1vdmUgdGhlIG5vdGlmaWNhdGlvbiBjb2RlIG91dHNpZGUgdGhlICdlbHNlJyBpbiBsb2FkIHNl cXVlbmNlCj4gCS0gcmVtb3ZlIHRoZSBub3RpZmljYXRpb24gY29kZSBpbiBpbnRlbF9jcnRjX3Nl dF9jb25maWcoKQo+IAo+IFNpZ25lZC1vZmYtYnk6IFl1IFpoYW5nIDx5dS5jLnpoYW5nQGxpbnV4 LmludGVsLmNvbT4KPiBTaWduZWQtb2ZmLWJ5OiBKaWtlIFNvbmcgPGppa2Uuc29uZ0BpbnRlbC5j b20+Cj4gU2lnbmVkLW9mZi1ieTogWmhpeXVhbiBMdiA8emhpeXVhbi5sdkBpbnRlbC5jb20+Cj4g LS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZG1hLmMgIHwgMTEgKysrKysrKysrKysK PiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV92Z3B1LmggfCAgNyArKysrKysrCj4gIDIgZmls ZXMgY2hhbmdlZCwgMTggaW5zZXJ0aW9ucygrKQo+IAo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dw dS9kcm0vaTkxNS9pOTE1X2RtYS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kbWEuYwo+ IGluZGV4IDlhNzM1MzMuLjA2ZGFhNWMgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5 MTUvaTkxNV9kbWEuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZG1hLmMKPiBA QCAtMzYsNiArMzYsNyBAQAo+ICAjaW5jbHVkZSAiaW50ZWxfZHJ2LmgiCj4gICNpbmNsdWRlIDxk cm0vaTkxNV9kcm0uaD4KPiAgI2luY2x1ZGUgImk5MTVfZHJ2LmgiCj4gKyNpbmNsdWRlICJpOTE1 X3ZncHUuaCIKPiAgI2luY2x1ZGUgImk5MTVfdHJhY2UuaCIKPiAgI2luY2x1ZGUgPGxpbnV4L3Bj aS5oPgo+ICAjaW5jbHVkZSA8bGludXgvY29uc29sZS5oPgo+IEBAIC0xNzgwLDYgKzE3ODEsMTYg QEAgaW50IGk5MTVfZHJpdmVyX2xvYWQoc3RydWN0IGRybV9kZXZpY2UgKmRldiwgdW5zaWduZWQg bG9uZyBmbGFncykKPiAgCQlkZXZfcHJpdi0+dW1zLm1tX3N1c3BlbmRlZCA9IDE7Cj4gIAl9Cj4g IAo+ICsJaWYgKGludGVsX3ZncHVfYWN0aXZlKGRldikpIHsKPiArCQkvKgo+ICsJCSAqIE5vdGlm eSBhIHZhbGlkIHN1cmZhY2UgYWZ0ZXIgbW9kZXNldHRpbmcsCj4gKwkJICogd2hlbiBydW5uaW5n IGluc2lkZSBhIFZNLgo+ICsJCSAqLwo+ICsJCXN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZf cHJpdiA9IHRvX2k5MTUoZGV2KTsKPiArCj4gKwkJSTkxNV9XUklURSh2Z3RpZl9yZWcoZGlzcGxh eV9yZWFkeSksIFZHVF9EUlZfRElTUExBWV9SRUFEWSk7Cj4gKwl9Cj4gKwo+ICAJaTkxNV9zZXR1 cF9zeXNmcyhkZXYpOwo+ICAKPiAgCWlmIChJTlRFTF9JTkZPKGRldiktPm51bV9waXBlcykgewo+ IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3ZncHUuaCBiL2RyaXZlcnMv Z3B1L2RybS9pOTE1L2k5MTVfdmdwdS5oCj4gaW5kZXggZjUzOGIxOC4uOWQzNWZiOCAxMDA2NDQK PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3ZncHUuaAo+ICsrKyBiL2RyaXZlcnMv Z3B1L2RybS9pOTE1L2k5MTVfdmdwdS5oCj4gQEAgLTgwLDYgKzgwLDEzIEBAIHN0cnVjdCB2Z3Rf aWYgewo+ICAjZGVmaW5lIHZndGlmX3JlZyh4KSBcCj4gIAkoVkdUX1BWSU5GT19QQUdFICsgKGxv bmcpJigoc3RydWN0IHZndF9pZiAqKSBOVUxMKS0+eCkKPiAgCj4gKy8qIHZHUFUgZGlzcGxheSBz dGF0dXMgdG8gYmUgdXNlZCBieSB0aGUgaG9zdCBzaWRlICovCj4gK2VudW0gdmd0X2Rpc3BsYXlf c3RhdHVzIHsKPiArCVZHVF9EUlZfRElTUExBWV9OT1RfUkVBRFkgPSAwLAo+ICsJVkdUX0RSVl9E SVNQTEFZX1JFQURZLCAgLyogcmVhZHkgZm9yIGRpc3BsYXkgc3dpdGNoICovCj4gK307CgpOaXRw aWNrOiBTaW5jZSB0aGlzIGlzIGEgdmlydHVhbCByZWdpc3RlciBJIHByZWZlciB3ZSB1c2UgcGxh aW4gI2RlZmluZXMKd2l0aCBleHBsaWNpdCBjb2RlcyBmb3IgZXZlcnl0aGluZyBpbnN0ZWFkIG9m IGVudW1zLiBNYWtlcyBpdCBjbGVhcmVyCndoaWNoIHZhbHVlcyBhcmUgdXNlZCBhbmQgYWxsIHRo YXQuCi1EYW5pZWwKLS0gCkRhbmllbCBWZXR0ZXIKU29mdHdhcmUgRW5naW5lZXIsIEludGVsIENv cnBvcmF0aW9uCis0MSAoMCkgNzkgMzY1IDU3IDQ4IC0gaHR0cDovL2Jsb2cuZmZ3bGwuY2gKX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1h aWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5m cmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK