From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH] drm/i915: Assert we hold the CRTC powerwell for generating vblank interrupts Date: Mon, 10 Oct 2016 14:42:01 +0300 Message-ID: <20161010114201.GB4329@intel.com> References: <20161010113454.7249-1-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id DD6BF6E43C for ; Mon, 10 Oct 2016 11:42:05 +0000 (UTC) Content-Disposition: inline In-Reply-To: <20161010113454.7249-1-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 Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCBPY3QgMTAsIDIwMTYgYXQgMTI6MzQ6NTRQTSArMDEwMCwgQ2hyaXMgV2lsc29uIHdy b3RlOgo+IFRvIGVuYWJsZSB0aGUgdmJsYW5rIGl0c2VsZiwgd2UgbmVlZCB0byBoYXZlIGFuIFJQ TSB3YWtlcmVmIGZvciB0aGUgbW1pbwo+IGFjY2VzcywgYW5kIHdoaWxzdCBnZW5lcmF0aW5nIHRo ZSB2YmxhbmsgaW50ZXJydXB0cyB3ZSBjb250aW51ZSB0bwo+IHJlcXVpcmUgdGhlIHJwbSB3YWtl cmVmLiBUaGUgYXNzdW1wdGlvbiBpcyB0aGF0IHRoZSBSUE0gd2FrZXJlZiBpcyBoZWxkCj4gYnkg dGhlIGRpc3BsYXkgcG93ZXJ3ZWxsIGhlbGQgYnkgdGhlIGFjdGl2ZSBwaXBlLiBBcyB0aGlzIGNo YWluIHdhcyBub3QKPiBvYnZpb3VzIHRvIG1lIGNoYXNpbmcgdGhlIGRybV93YWl0X3ZibGFuayBp b2N0bCwgZG9jdW1lbnQgaXQgd2l0aCBhIFdBUk4KPiBkdXJpbmcgKl92YmxhbmtfZW5hYmxlKCku Cj4gCj4gdjI6IENoZWNrIHRoZSBkaXNwbGF5IHBvd2VyIHdlbGwgcmF0aGVyIHRoYW4gZGlnZ2lu ZyBpbnNpZGUgdGhlIGF0b21pYwo+IENSVEMgc3RhdGUuCj4gCj4gU2lnbmVkLW9mZi1ieTogQ2hy aXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+Cj4gQ2M6IFZpbGxlIFN5cmrDpGzD pCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+Cj4gQ2M6IE1hYXJ0ZW4gTGFua2hvcnN0 IDxtYWFydGVuLmxhbmtob3JzdEBsaW51eC5pbnRlbC5jb20+Cj4gLS0tCj4gIGRyaXZlcnMvZ3B1 L2RybS9pOTE1L2k5MTVfaXJxLmMgfCAyMCArKysrKysrKysrKysrKysrKysrKwo+ICAxIGZpbGUg Y2hhbmdlZCwgMjAgaW5zZXJ0aW9ucygrKQo+IAo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pOTE1X2lycS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9pcnEuYwo+IGlu ZGV4IDFlNDNmZTMwZGExMS4uZjBmMTcwNTVkYmI5IDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1 L2RybS9pOTE1L2k5MTVfaXJxLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2ly cS5jCj4gQEAgLTI3MTUsNiArMjcxNSwxNCBAQCB2b2lkIGk5MTVfaGFuZGxlX2Vycm9yKHN0cnVj dCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiwKPiAgCWk5MTVfcmVzZXRfYW5kX3dha2V1cChk ZXZfcHJpdik7Cj4gIH0KPiAgCj4gK3N0YXRpYyB2b2lkIGFzc2VydF9waXBlX2lzX2F3YWtlKHN0 cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiwKPiArCQkJCSBlbnVtIHBpcGUgcGlwZSkK PiArewo+ICsJV0FSTl9PTihJU19FTkFCTEVEKENPTkZJR19EUk1fSTkxNV9ERUJVRykgJiYKPiAr CQkhaW50ZWxfZGlzcGxheV9wb3dlcl9pc19lbmFibGVkKGRldl9wcml2LAo+ICsJCQkJCQlQT1dF Ul9ET01BSU5fUElQRShwaXBlKSkpOwoKVXNlcyBhIG11dGV4LiBBbmQgaGF2aW5nIGEgcG93ZXIg d2VsbCBlbmFibGVkIGRvZXNuJ3QgbWVhbiBtdWNoLiBJdApkb2Vzbid0IGd1YXJhbnRlZSB0aGF0 IHZibGFua3Mgd29yay4KCj4gK30KPiArCj4gIC8qIENhbGxlZCBmcm9tIGRybSBnZW5lcmljIGNv ZGUsIHBhc3NlZCAnY3J0Yycgd2hpY2gKPiAgICogd2UgdXNlIGFzIGEgcGlwZSBpbmRleAo+ICAg Ki8KPiBAQCAtMjcyMyw2ICsyNzMxLDkgQEAgc3RhdGljIGludCBpOHh4X2VuYWJsZV92Ymxhbmso c3RydWN0IGRybV9kZXZpY2UgKmRldiwgdW5zaWduZWQgaW50IHBpcGUpCj4gIAlzdHJ1Y3QgZHJt X2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYgPSB0b19pOTE1KGRldik7Cj4gIAl1bnNpZ25lZCBsb25n IGlycWZsYWdzOwo+ICAKPiArCS8qIHZibGFuayBJUlEgcmVxdWlyZXMgdGhlIHBvd2Vyd2VsbCwg aGVsZCBhd2FrZSBieSB0aGUgQ1JUQyAqLwo+ICsJYXNzZXJ0X3BpcGVfaXNfYXdha2UoZGV2X3By aXYsIHBpcGUpOwo+ICsKPiAgCXNwaW5fbG9ja19pcnFzYXZlKCZkZXZfcHJpdi0+aXJxX2xvY2ss IGlycWZsYWdzKTsKPiAgCWk5MTVfZW5hYmxlX3BpcGVzdGF0KGRldl9wcml2LCBwaXBlLCBQSVBF X1ZCTEFOS19JTlRFUlJVUFRfU1RBVFVTKTsKPiAgCXNwaW5fdW5sb2NrX2lycXJlc3RvcmUoJmRl dl9wcml2LT5pcnFfbG9jaywgaXJxZmxhZ3MpOwo+IEBAIC0yNzM1LDYgKzI3NDYsOSBAQCBzdGF0 aWMgaW50IGk5NjVfZW5hYmxlX3ZibGFuayhzdHJ1Y3QgZHJtX2RldmljZSAqZGV2LCB1bnNpZ25l ZCBpbnQgcGlwZSkKPiAgCXN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiA9IHRvX2k5 MTUoZGV2KTsKPiAgCXVuc2lnbmVkIGxvbmcgaXJxZmxhZ3M7Cj4gIAo+ICsJLyogdmJsYW5rIElS USByZXF1aXJlcyB0aGUgcG93ZXJ3ZWxsLCBoZWxkIGF3YWtlIGJ5IHRoZSBDUlRDICovCj4gKwlh c3NlcnRfcGlwZV9pc19hd2FrZShkZXZfcHJpdiwgcGlwZSk7Cj4gKwo+ICAJc3Bpbl9sb2NrX2ly cXNhdmUoJmRldl9wcml2LT5pcnFfbG9jaywgaXJxZmxhZ3MpOwo+ICAJaTkxNV9lbmFibGVfcGlw ZXN0YXQoZGV2X3ByaXYsIHBpcGUsCj4gIAkJCSAgICAgUElQRV9TVEFSVF9WQkxBTktfSU5URVJS VVBUX1NUQVRVUyk7Cj4gQEAgLTI3NTAsNiArMjc2NCw5IEBAIHN0YXRpYyBpbnQgaXJvbmxha2Vf ZW5hYmxlX3ZibGFuayhzdHJ1Y3QgZHJtX2RldmljZSAqZGV2LCB1bnNpZ25lZCBpbnQgcGlwZSkK PiAgCXVpbnQzMl90IGJpdCA9IElOVEVMX0dFTihkZXYpID49IDcgPwo+ICAJCURFX1BJUEVfVkJM QU5LX0lWQihwaXBlKSA6IERFX1BJUEVfVkJMQU5LKHBpcGUpOwo+ICAKPiArCS8qIHZibGFuayBJ UlEgcmVxdWlyZXMgdGhlIHBvd2Vyd2VsbCwgaGVsZCBhd2FrZSBieSB0aGUgQ1JUQyAqLwo+ICsJ YXNzZXJ0X3BpcGVfaXNfYXdha2UoZGV2X3ByaXYsIHBpcGUpOwo+ICsKPiAgCXNwaW5fbG9ja19p cnFzYXZlKCZkZXZfcHJpdi0+aXJxX2xvY2ssIGlycWZsYWdzKTsKPiAgCWlsa19lbmFibGVfZGlz cGxheV9pcnEoZGV2X3ByaXYsIGJpdCk7Cj4gIAlzcGluX3VubG9ja19pcnFyZXN0b3JlKCZkZXZf cHJpdi0+aXJxX2xvY2ssIGlycWZsYWdzKTsKPiBAQCAtMjc2Miw2ICsyNzc5LDkgQEAgc3RhdGlj IGludCBnZW44X2VuYWJsZV92Ymxhbmsoc3RydWN0IGRybV9kZXZpY2UgKmRldiwgdW5zaWduZWQg aW50IHBpcGUpCj4gIAlzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYgPSB0b19pOTE1 KGRldik7Cj4gIAl1bnNpZ25lZCBsb25nIGlycWZsYWdzOwo+ICAKPiArCS8qIHZibGFuayBJUlEg cmVxdWlyZXMgdGhlIHBvd2Vyd2VsbCwgaGVsZCBhd2FrZSBieSB0aGUgQ1JUQyAqLwo+ICsJYXNz ZXJ0X3BpcGVfaXNfYXdha2UoZGV2X3ByaXYsIHBpcGUpOwo+ICsKPiAgCXNwaW5fbG9ja19pcnFz YXZlKCZkZXZfcHJpdi0+aXJxX2xvY2ssIGlycWZsYWdzKTsKPiAgCWJkd19lbmFibGVfcGlwZV9p cnEoZGV2X3ByaXYsIHBpcGUsIEdFTjhfUElQRV9WQkxBTkspOwo+ICAJc3Bpbl91bmxvY2tfaXJx cmVzdG9yZSgmZGV2X3ByaXYtPmlycV9sb2NrLCBpcnFmbGFncyk7Cj4gLS0gCj4gMi45LjMKCi0t IApWaWxsZSBTeXJqw6Rsw6QKSW50ZWwgT1RDCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3Rz LmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xp c3RpbmZvL2ludGVsLWdmeAo=