From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jani Nikula <jani.nikula@linux.intel.com>
Subject: Re: [PATCH v3] drm/i915: Check HAS_PCH_NOP when install
	or reset dispaly IRQ
Date: Tue, 27 Dec 2016 16:46:40 +0200
Message-ID: <87eg0t4egf.fsf@intel.com>
References: <1481525864-27673-1-git-send-email-elaine.wang@intel.com>
 <20161215125833.GA31595@intel.com> <87zijxnt7b.fsf@intel.com>
 <955C0369EB5C9C4BACD49E5B6D8EA39011E0DA78@SHSMSX103.ccr.corp.intel.com>
 <955C0369EB5C9C4BACD49E5B6D8EA39011E1E6EC@SHSMSX103.ccr.corp.intel.com>
 <87k2asmlld.fsf@intel.com>
 <955C0369EB5C9C4BACD49E5B6D8EA39011E1E761@SHSMSX103.ccr.corp.intel.com>
 <87h95wmjle.fsf@intel.com> <20161222111816.ic3bcd4dqxja2n33@boom>
 <20161227144141.GC31952@dvetter-linux.ger.corp.intel.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
Received: from mga14.intel.com (mga14.intel.com [192.55.52.115])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 64AE089715
 for <intel-gfx@lists.freedesktop.org>; Tue, 27 Dec 2016 14:46:47 +0000 (UTC)
In-Reply-To: <20161227144141.GC31952@dvetter-linux.ger.corp.intel.com>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/intel-gfx>
List-Post: <mailto:intel-gfx@lists.freedesktop.org>
List-Help: <mailto:intel-gfx-request@lists.freedesktop.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=subscribe>
Errors-To: intel-gfx-bounces@lists.freedesktop.org
Sender: "Intel-gfx" <intel-gfx-bounces@lists.freedesktop.org>
To: Daniel Vetter <daniel@ffwll.ch>, "Wang, Elaine" <elaine.wang@intel.com>, Ville =?utf-8?B?U3lyasOkbMOk?= <ville.syrjala@linux.intel.com>, "intel-gfx@lists.freedesktop.org" <intel-gfx@lists.freedesktop.org>
List-Id: intel-gfx@lists.freedesktop.org

T24gVHVlLCAyNyBEZWMgMjAxNiwgRGFuaWVsIFZldHRlciA8ZGFuaWVsQGZmd2xsLmNoPiB3cm90
ZToKPiBPbiBUaHUsIERlYyAyMiwgMjAxNiBhdCAwMToxODoxNlBNICswMjAwLCBEYXZpZCBXZWlu
ZWhhbGwgd3JvdGU6Cj4+IE9uIFRodSwgRGVjIDIyLCAyMDE2IGF0IDEwOjUyOjI5QU0gKzAyMDAs
IEphbmkgTmlrdWxhIHdyb3RlOgo+PiA+IE9uIFRodSwgMjIgRGVjIDIwMTYsICJXYW5nLCBFbGFp
bmUiIDxlbGFpbmUud2FuZ0BpbnRlbC5jb20+IHdyb3RlOgo+PiA+ID4+IAo+PiA+ID4+IE9uIFRo
dSwgMjIgRGVjIDIwMTYsICJXYW5nLCBFbGFpbmUiIDxlbGFpbmUud2FuZ0BpbnRlbC5jb20+IHdy
b3RlOgo+PiA+ID4+ID4gSGkgSmFuaSwgVmlsbGUsCj4+ID4gPj4gPgo+PiA+ID4+ID4gQW55IGNv
bW1lbnQgYWJvdXQgdGhlICJQQ0hfTk9QIiB2cyAibnVtX3BpcGVzID09IDAiPwo+PiA+ID4+ID4K
Pj4gPiA+PiA+IFRoYW5rcywKPj4gPiA+PiA+IEVsYWluZQo+PiA+ID4+ID4+IE9uIFRodSwgMTUg
RGVjIDIwMTYsIFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+
IHdyb3RlOgo+PiA+ID4+ID4+ID4gT24gTW9uLCBEZWMgMTIsIDIwMTYgYXQgMDI6NTc6NDRQTSAr
MDgwMCwgV2FuZyBFbGFpbmUgd3JvdGU6Cj4+ID4gPj4gPj4gPj4gRnJvbTogRWxhaW5lIFdhbmcg
PGVsYWluZS53YW5nQGludGVsLmNvbT4KPj4gPiA+PiA+PiA+Pgo+PiA+ID4+ID4+ID4+IFNvbWUg
cGxhdGZvcm1zIGRvbid0IGhhdmUgZGlzcGxheS4gVG8gYXZvaWQgYWNjZXNzaW5nIHRoZQo+PiA+
ID4+ID4+ID4+IG5vbi1leGlzdGVudCByZWdpc3RlcnMsIGNoZWNrIEhBU19QQ0hfTk9QIGJlZm9y
ZSBpbnZva2luZyBkaXNwbGF5Cj4+ID4gPj4gPj4gPj4gSVJRIGluc3RhbGwgb3IgcmVzZXQgZnVu
Y3Rpb24uCj4+ID4gPj4gPj4gPj4KPj4gPiA+PiA+PiA+PiBDYzogQ2hyaXMgV2lsc29uIDxjaHJp
c0BjaHJpcy13aWxzb24uY28udWs+Cj4+ID4gPj4gPj4gPj4gQ2M6IEpvb25hcyBMYWh0aW5lbiA8
am9vbmFzLmxhaHRpbmVuQGxpbnV4LmludGVsLmNvbT4KPj4gPiA+PiA+PiA+PiBTaWduZWQtb2Zm
LWJ5OiBFbGFpbmUgV2FuZyA8ZWxhaW5lLndhbmdAaW50ZWwuY29tPgo+PiA+ID4+ID4+ID4+IC0t
LQo+PiA+ID4+ID4+ID4+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2lycS5jIHwgMTAgKysr
KysrKy0tLQo+PiA+ID4+ID4+ID4+ICAxIGZpbGUgY2hhbmdlZCwgNyBpbnNlcnRpb25zKCspLCAz
IGRlbGV0aW9ucygtKQo+PiA+ID4+ID4+ID4+Cj4+ID4gPj4gPj4gPj4gZGlmZiAtLWdpdCBhL2Ry
aXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfaXJxLmMKPj4gPiA+PiA+PiA+PiBiL2RyaXZlcnMvZ3B1
L2RybS9pOTE1L2k5MTVfaXJxLmMgaW5kZXggMGIxMTliOS4uMzY5YTAzOCAxMDA2NDQKPj4gPiA+
PiA+PiA+PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2lycS5jCj4+ID4gPj4gPj4g
Pj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9pcnEuYwo+PiA+ID4+ID4+ID4+IEBA
IC0yOTkwLDggKzI5OTAsMTAgQEAgc3RhdGljIHZvaWQgZ2VuOF9pcnFfcmVzZXQoc3RydWN0Cj4+
ID4gPj4gPj4gPj4gZHJtX2RldmljZQo+PiA+ID4+ID4+ICpkZXYpCj4+ID4gPj4gPj4gPj4KPj4g
PiA+PiA+PiBQT1dFUl9ET01BSU5fUElQRShwaXBlKSkpCj4+ID4gPj4gPj4gPj4gIAkJCUdFTjhf
SVJRX1JFU0VUX05EWChERV9QSVBFLCBwaXBlKTsKPj4gPiA+PiA+PiA+Pgo+PiA+ID4+ID4+ID4+
IC0JR0VONV9JUlFfUkVTRVQoR0VOOF9ERV9QT1JUXyk7Cj4+ID4gPj4gPj4gPj4gLQlHRU41X0lS
UV9SRVNFVChHRU44X0RFX01JU0NfKTsKPj4gPiA+PiA+PiA+PiArCWlmICghSEFTX1BDSF9OT1Ao
ZGV2X3ByaXYpKSB7Cj4+ID4gPj4gPj4gPj4gKwkJR0VONV9JUlFfUkVTRVQoR0VOOF9ERV9QT1JU
Xyk7Cj4+ID4gPj4gPj4gPj4gKwkJR0VONV9JUlFfUkVTRVQoR0VOOF9ERV9NSVNDXyk7Cj4+ID4g
Pj4gPj4gPj4gKwl9Cj4+ID4gPj4gPj4gPgo+PiA+ID4+ID4+ID4gSG1tLiBUaGVzZSBhcmUgbm9y
dGggc2lkZSByZWdpc3RlcnMgc28gbG9va2luZyBhdCBQQ0hfTk9QIGZlZWxzCj4+ID4gPj4gPj4g
PiBxdWVzdGlvbmFibGUuCj4+ID4gPj4gPj4KPj4gPiA+PiA+PiBJbmRlZWQsIG51bV9waXBlcyA9
PSAwIGlzbid0IGV4YWN0bHkgdGhlIHNhbWUgdGhpbmcgYXMgSEFTX1BDSF9OT1AuCj4+ID4gPj4g
Pj4KPj4gPiA+PiA+PiBKYW5pLgo+PiA+ID4+ID4KPj4gPiA+PiA+IEkgdGhvdWdodCBIQVNfUENI
X05PUCBoYWQgc2FtZSBtZWFuaW5nIGFzIG51bV9waXBlcyA9PSAwIGJlY2F1c2UgSQo+PiA+ID4+
IHNhdwo+PiA+ID4+ID4gZm9sbG93aW5nIGNvZGUgaW4gaTkxNV9kcnYuYy4gSXMgdGhlcmUgYW55
IGV4Y2VwdGlvbj8KPj4gPiA+PiA+Cj4+ID4gPj4gPiBodHRwczovL2NnaXQuZnJlZWRlc2t0b3Au
b3JnL2RybS1pbnRlbC90cmVlL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfCj4+ID4gPj4gPiBk
cnYuYz9oPWRybS1pbnRlbC1uaWdodGx5I24xNDUgc3RhdGljIHZvaWQgaW50ZWxfZGV0ZWN0X3Bj
aChzdHJ1Y3QKPj4gPiA+PiA+IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KSB7Cj4+ID4gPj4g
PiAJc3RydWN0IHBjaV9kZXYgKnBjaCA9IE5VTEw7Cj4+ID4gPj4gPgo+PiA+ID4+ID4gCS8qIElu
IGFsbCBjdXJyZW50IGNhc2VzLCBudW1fcGlwZXMgaXMgZXF1aXZhbGVudCB0byB0aGUgUENIX05P
UAo+PiA+ID4+IHNldHRpbmcKPj4gPiA+PiA+IAkgKiAod2hpY2ggcmVhbGx5IGFtb3VudHMgdG8g
YSBQQ0ggYnV0IG5vIFNvdXRoIERpc3BsYXkpLgo+PiA+ID4+ID4gCSAqLwo+PiA+ID4+IAo+PiA+
ID4+IFRoZSBrZXkgaXMgaW4gdGhpcyBjb21tZW50OyAiSW4gYWxsIGN1cnJlbnQgY2FzZXMiLCB3
aGVyZSAiY3VycmVudCIgaXMgM8K9IHllYXJzCj4+ID4gPj4gYWdvLiBJSVJDIHRoaXMgd2FzIHdy
aXR0ZW4gZm9yIHNvbWUgWGVvbnMgd2hpY2ggZGlkIGhhdmUgYSBQQ0ggYnV0IG5vCj4+ID4gPj4g
ZGlzcGxheS4gUENIX05PUCBpcyBhIGtpbmQgb2YgaGFjayBmb3IgdGhvc2UuIE5vd2FkYXlzIHlv
dSBkb24ndCBhbHdheXMKPj4gPiA+PiBoYXZlIGEgUENIIG9uIGdlbiA1KyAoVkxWLCBDSFYsIEJY
VCwgLi4uKS4gWW91IG1pZ2h0IGhhdmUgYSBQQ0ggYnV0IG9ubHkKPj4gPiA+PiBuZWVkIHRoZSBO
b3J0aCBEaXNwbGF5IGZvciBzb21lIG91dHB1dHMuIEFuZCBJIGd1ZXNzIHlvdSBtaWdodCBzdGls
bCBoYXZlIGEKPj4gPiA+PiBQQ0ggYnV0IG5vIGRpc3BsYXkgYXQgYWxsLgo+PiA+ID4+IAo+PiA+
ID4+IEknbSBqdXN0IHNheWluZywgd2Ugc2hvdWxkIG5vdCBvdmVybG9hZCB0aGlzIGhhY2sgdG8s
IHNheSwgY292ZXIgcGxhdGZvcm1zIHRoYXQKPj4gPiA+PiBkb24ndCBldmVuIGhhdmUgYSBQQ0gs
IG9yIHBsYXRmb3JtcyB0aGF0IGhhdmUgYSBQQ0ggYnV0IGEgZnVuY3Rpb25pbmcgTm9ydGgKPj4g
PiA+PiBEaXNwbGF5Lgo+PiA+ID4+IAo+PiA+ID4+IEJSLAo+PiA+ID4+IEphbmkuCj4+ID4gPj4g
Cj4+ID4gPiBJIHVuZGVyc3RhbmQgeW91ciBwb2ludCBub3cuIFRoYW5rIHlvdSBmb3IgZXhwbGFp
bmluZyB0aGlzLiBJJ2xsIHVwZGF0ZSB0aGUgcGF0Y2ggYW5kCj4+ID4gPiBVc2UgbnVtX3BpcGVz
IGZvciBjaGVja2luZyB3aGV0aGVyIGRpc3BsYXkgZW5naW5lIGV4aXN0cy4KPj4gPiAKPj4gPiBW
aWxsZSwgaG93IGFib3V0IGFkZGluZyBzb21ldGhpbmcgbGlrZToKPj4gPiAKPj4gPiAjZGVmaW5l
IEhBU19ESVNQTEFZKGRldl9wcml2KSAoSU5URUxfSU5GTyhkZXZfcHJpdiktPm51bV9waXBlcyA9
PSAwKQo+PiA+IAo+PiA+IGFuZCBwb3NzaWJseQo+PiA+IAo+PiA+ICNkZWZpbmUgSEFTX1NPVVRI
X0RJU1BMQVkoZGV2X3ByaXYpIEhBU19QQ0hfTk9QKGRldl9wcml2KQo+PiA+IAo+PiA+IFNvIHdl
IGNvdWxkIGNsYXJpZnkgdGhlIGNvZGUsIGFuZCBhYnN0cmFjdCB0aGUgcnVsZXMsIHNvIGl0J2xs
IHBlcmhhcHMKPj4gPiBiZSBlYXNpZXIgdG8gY2hhbmdlIHRoZW0gbGF0ZXI/Cj4+ID4gCj4+ID4g
VGhvdWdoIEkgZmVhciB3ZSBtYXkgZW5kIHVwIG5lZWRpbmcgdG8gYWRkIGEgZmluZXIgZ3JhbnVs
YXJpdHkgZGVwZW5kaW5nCj4+ID4gb24gd2hpY2ggcGFydHMgd2UgZG8gbmVlZCB0byBhbmQgbXVz
dCBub3QgdG91Y2gsIGFuZCB0aGF0IG1pZ2h0IG5vdAo+PiA+IGFsd2F5cyBtYXAgdG8gbG93IGdy
YW51bGFyaXR5IG5vcnRoL3NvdXRoIGRpc3BsYXkuICpzaHJ1ZyoKPj4gCj4+IEV2ZW4gaWYgd2Ug
bWlnaHQgZW5kIHVwIG1ha2luZyB0aGluZ3MgbW9yZSBncmFudWxhciBsYXRlciBvbiwKPj4gSSdt
IGEgYmlnIGZhbiBvZiBzZWxmLWRvY3VtZW50aW5nIGNvZGUuIEhBU19ESVNQTEFZKCkgY2xlYXJs
eQo+PiBleHBsYWlucyB3aGF0IHdlJ3JlIHRlc3RpbmcgZm9yLCBhcyBkb2VzIEhBU19TT1VUSF9E
SVNQTEFZKCkuCj4KPiArMSBvbiBIQVNfRElTUExBWS4KPgo+IFJlIFBDSF9OT1AgdnMuIFBDSF9O
T05FOgo+IC0gUENIX05PTkUgaXMgZm9yIHBsYXRmb3JtcyB3aGVyZSB0aGVyZSdzIHJlYWxseSBu
byBQQ0ggYW55d2hlcmUuCj4gLSBQQ0hfTk9QIGlzIGZvciBwbGF0Zm9ybXMgdGhhdCBpbiBnZW5l
cmFsIGhhdmUgaXQsIGJ1dCBkb24ndCB0b3VjaCBpdAo+ICAgaXQncyBraW5kYSBkaXNhYmxlZC4g
VGhpcyBpcyBzb21ld2hhdCByZWxldmFudCB0byBtYWtlIHN1cmUgYWxsIHRoZQo+ICAgSEFTX1BD
SF9TUExJVCBjaGVja3MgKG9mIHdoaWNoIG5vdCBhbGwgYXJlIGV4Y2x1c2l2ZWx5IGluIGRpc3Bs
YXktb25seQo+ICAgY29kZSkgc3RpbGwgd29yayBjb3JyZWN0bHkgZm9yIHRob3NlIHBsYXRmb3Jt
cy4KPgo+IEdpdmVuIHRoYXQgSSdtIG5vdCBlbnRpcmVseSBzdXJlIHdoYXQgeW91J3JlIGFpbWlu
ZyBmb3Igd2l0aAo+IEhBU19TT1VUSF9ESVNQTEFZIC4uLgoKUG90ZW50aWFsbHkgYSBtb3JlIHNl
bnNpYmxlIHNvdW5kaW5nIGNoZWNrIHRoYW4gSEFTX1BDSF9OT1AuCgpCUiwKSmFuaS4KCj4gLURh
bmllbAoKLS0gCkphbmkgTmlrdWxhLCBJbnRlbCBPcGVuIFNvdXJjZSBUZWNobm9sb2d5IENlbnRl
cgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1n
ZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9s
aXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK