From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH 4/4] drm/i915/skl: Read out crtl1 for eDP/DPLL0 Date: Mon, 17 Nov 2014 16:03:07 +0100 Message-ID: <20141117150307.GX25711@phenom.ffwll.local> References: <1415985875-7485-5-git-send-email-damien.lespiau@intel.com> <84c8a8$i41s53@orsmga001.jf.intel.com> <20141115105447.GA14746@strange.ger.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wi0-f170.google.com (mail-wi0-f170.google.com [209.85.212.170]) by gabe.freedesktop.org (Postfix) with ESMTP id ACAA36E1D3 for ; Mon, 17 Nov 2014 07:02:46 -0800 (PST) Received: by mail-wi0-f170.google.com with SMTP id bs8so3323366wib.1 for ; Mon, 17 Nov 2014 07:02:46 -0800 (PST) Content-Disposition: inline In-Reply-To: <20141115105447.GA14746@strange.ger.corp.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Damien Lespiau Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gU2F0LCBOb3YgMTUsIDIwMTQgYXQgMTA6NTQ6NDdBTSArMDAwMCwgRGFtaWVuIExlc3BpYXUg d3JvdGU6Cj4gSGkgU2h1YW5nLAo+IAo+IFlvdSB3YW50ZWQgc3VnZ2VzdGlvbnMsIHNvIGhvdyBh Ym91dDoKPiAKPiBGb3IgYm90aCBleGFtcGxlcywgdG8gZGV0ZXJtaW5lIHRoZSBzaXplIG9mIHRo ZSBjb2x1bW4sIEknZCB0YWtlIHRoZQo+IGxlbmd0aCBvZiB0aGUgbG9uZ2VzdCB2YWx1ZSBvZiB0 aGF0IGNvbHVtbiAoaW5jbHVkaW5nIHRoZSB0aXRsZSkgYW5kIGFkZAo+IDQgdG8gYWNjb3VudCBm b3Igc3BhY2luZy4gTGVmdCBhbGlnbm1lbnQgZm9yIHRleHQsIHJpZ2h0IGFsaWduZW1lbnQgZm9y Cj4gbnVtYmVycyAob2YgY291cnNlLCBhbGwgb2YgdGhhdCBpcyBkZWJhdGFibGUpLgo+IAo+IE9u IEZyaSwgTm92IDE0LCAyMDE0IGF0IDA5OjI4OjAzUE0gLTA4MDAsIHNodWFuZy5oZUBpbnRlbC5j b20gd3JvdGU6Cj4gPiBUZXN0ZWQtQnk6IFBSQyBRQSBQUlRTIChQYXRjaCBSZWdyZXNzaW9uIFRl c3QgU3lzdGVtIENvbnRhY3Q6IHNodWFuZy5oZUBpbnRlbC5jb20pCj4gPiAtLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tU3VtbWFyeS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0KPiA+IFBsYXRmb3JtOiBiYXNlbGluZV9kcm1faW50ZWxfbmlnaHRseV9wYXNz X3JhdGUtPnBhdGNoX2FwcGxpZWRfcGFzc19yYXRlCj4gPiBCWVQ6IHBhc3MvdG90YWw9MjkwLzI5 MS0+MjkwLzI5MQo+ID4gUE5WOiBwYXNzL3RvdGFsPTM1Mi8zNTYtPjM1Ni8zNTYKPiA+IElMSzog cGFzcy90b3RhbD0zNzEvMzcyLT4zNjQvMzcyCj4gPiBJVkI6IHBhc3MvdG90YWw9NTQ1LzU0Ni0+ NTQ1LzU0Ngo+ID4gU05COiBwYXNzL3RvdGFsPTQyNC80MjUtPjQyNC80MjUKPiA+IEhTVzogcGFz cy90b3RhbD01NzkvNTc5LT41NzkvNTc5Cj4gPiBCRFc6IHBhc3MvdG90YWw9NDM0LzQzNS0+NDM0 LzQzNQo+IAo+IEZvciB0aGlzIG9uZToKPiAKPiAgIC0gYSBiaXQgbW9yZSBzcGFjaW5nCj4gICAt IHNvbWUgdGFibGUtbGlrZSBhbGlnbm1lbnQuIFRoYXQncyBhc3N1bWluZyB0aGUgbWFpbCBjbGll bnQgd2lsbCB1c2UKPiAgICAgbW9ub3NwYWNlZCBmb250cyBmb3IgdGV4dCBlbWFpbHMsIGl0IHJl YWxseSBzaG91bGQuCj4gICAtIGFkZCB0aGUgZGVsdGEgc28gaXQncyBlYXNpZXIgdG8gcGFyc2Ug dGhlIGludGVyZXN0aW5nIGluZm9ybWF0aW9uCgpJIHRoaW5rIHRoZSBkZWx0YSBzaG91bGQgbWVu dGlvbiBib3RoICsgYW5kIC0gY291bnRzIHNlcGFyYXRlbHkgc28gdGhhdAppdCdzIGVhc3kgdG8g c2VlIHdoZW4gYSBwYXRjaCByZWdyZXNzZWQgdGhlIHNhbWUgYW1vdW50IG9mIHRlc3RzIGFzIGl0 CmZpeGVkLiBJaXJjIHRoZXJlJ3MgYmVlbiBhIGZldyBjYXNlcyBiZWZvcmUgd2hlcmUgdGhpcyB3 YXMgaW1wb3J0YW50LgoKT3RoZXJ3aXNlIEkgYWdyZWUgd2l0aCBkYW1pZW4sIHRoZSBjb2x1bW4g YWxpZ21lbnQgYW5kIGhlYWRlcnMgbWFrZSB0aGUKcmVzdWx0cyBhIGxvdCBlYXNpZXIgdG8gcmVh ZC4KLURhbmllbAoKPiAgIC0gc29ydCBieSBnZW5zCj4gICAtIGJhc2VsaW5lX2RybV9pbnRlbF9u aWdodGx5X3Bhc3NfcmF0ZSBjYW4gcmVhbGx5IGp1c3QgYmUKPiAgICAgZHJtLWludGVsLW5pZ2h0 bHkKPiAgIC0gaXQncyBub3QganVzdCBhIHNpbmdsZSBwYXRjaCBhcHBsaWVkLCBzbyBzZXJpZXMg YXBwbGllZD8KPiAKPiBQbGF0Zm9ybSAgICBEZWx0YSAgICBkcm0taW50ZWwtbmlnaHRseSAgICBT ZXJpZXMgQXBwbGllZAo+IC0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tCj4gUE5WICAgICAgICAgICAgKzQgICAgICAgICAgICAgIDM1Mi8zNTYg ICAgICAgICAgIDM1Ni8zNTYKPiBJTEsgICAgICAgICAgICAtNyAgICAgICAgICAgICAgMzcxLzM3 MiAgICAgICAgICAgMzY0LzM3Mgo+IFNOQiAgICAgICAgICAgICAwICAgICAgICAgICAgICA0MjQv NDI1ICAgICAgICAgICA0MjQvNDI1Cj4gSVZCICAgICAgICAgICAgIDAgICAgICAgICAgICAgIDU0 NS81NDYgICAgICAgICAgIDU0NS81NDYKPiBCWVQgICAgICAgICAgICAgMCAgICAgICAgICAgICAg MjkwLzI5MSAgICAgICAgICAgMjkwLzI5MQo+IEhTVyAgICAgICAgICAgICAwICAgICAgICAgICAg ICA1NzkvNTc5ICAgICAgICAgICA1NzkvNTc5Cj4gQkRXICAgICAgICAgICAgIDAgICAgICAgICAg ICAgIDQzNC80MzUgICAgICAgICAgIDQzNC80MzUKPiAKPiAKPiA+IC0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS1EZXRhaWxlZC0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0KPiA+IHRlc3RfcGxhdGZvcm06IHRlc3Rfc3VpdGUsIHRlc3RfY2FzZSwgcmVzdWx0 X3dpdGhfZHJtX2ludGVsX25pZ2h0bHkoY291bnQsIG1hY2hpbmVfaWQuLi4pLi4uLT5yZXN1bHRf d2l0aF9wYXRjaF9hcHBsaWVkKGNvdW50LCBtYWNoaW5lX2lkKS4uLgo+ID4gUE5WOiBJbnRlbF9n cHVfdG9vbHMsIGlndF9nZW4zX21peGVkX2JsaXRzLCBETUVTR19XQVJOKDEsIE0yMykgLT4gUEFT Uyg0LCBNNykKPiA+IFBOVjogSW50ZWxfZ3B1X3Rvb2xzLCBpZ3RfZ2VuM19yZW5kZXJfbWl4ZWRf YmxpdHMsIENSQVNIKDEsIE0yMykgLT4gUEFTUygxLCBNNykKPiA+IFBOVjogSW50ZWxfZ3B1X3Rv b2xzLCBpZ3RfZ2VuM19yZW5kZXJfdGlsZWR4X2JsaXRzLCBDUkFTSCgxLCBNMjMpIC0+IFBBU1Mo MSwgTTcpCj4gPiBQTlY6IEludGVsX2dwdV90b29scywgaWd0X2dlbjNfcmVuZGVyX3RpbGVkeV9i bGl0cywgQ1JBU0goMSwgTTIzKSAtPiBQQVNTKDEsIE03KQo+ID4gSUxLOiBJbnRlbF9ncHVfdG9v bHMsIGlndF9rbXNfZmxpcF9mbGlwLXZzLWFic29sdXRlLXdmX3ZibGFuaywgRE1FU0dfV0FSTigx LCBNMjYpUEFTUygzLCBNMzdNMjYpIC0+IERNRVNHX1dBUk4oMiwgTTI2KVBBU1MoMiwgTTI2KQo+ ID4gSUxLOiBJbnRlbF9ncHVfdG9vbHMsIGlndF9rbXNfZmxpcF9mbGlwLXZzLWFic29sdXRlLXdm X3ZibGFuay1pbnRlcnJ1cHRpYmxlLCBETUVTR19XQVJOKDEsIE0yNilQQVNTKDMsIE0zN00yNikg LT4gRE1FU0dfV0FSTigxLCBNMjYpUEFTUygzLCBNMjYpCj4gPiBJTEs6IEludGVsX2dwdV90b29s cywgaWd0X2ttc19mbGlwX2ZsaXAtdnMtbW9kZXNldC12cy1oYW5nLWludGVycnVwdGlibGUsIFBB U1MoNCwgTTM3TTI2KSAtPiBOU1BUKDEsIE0yNilQQVNTKDMsIE0yNikKPiA+IElMSzogSW50ZWxf Z3B1X3Rvb2xzLCBpZ3Rfa21zX2ZsaXBfZmxpcC12cy13Zl92YmxhbmstaW50ZXJydXB0aWJsZSwg RE1FU0dfV0FSTigxLCBNMjYpUEFTUygzLCBNMzdNMjYpIC0+IERNRVNHX1dBUk4oMSwgTTI2KVBB U1MoMywgTTI2KQo+ID4gSUxLOiBJbnRlbF9ncHVfdG9vbHMsIGlndF9rbXNfZmxpcF9wbGFpbi1m bGlwLCBQQVNTKDQsIE0zN00yNikgLT4gRE1FU0dfV0FSTigyLCBNMjYpUEFTUygyLCBNMjYpCj4g PiBJTEs6IEludGVsX2dwdV90b29scywgaWd0X2ttc19mbGlwX3BsYWluLWZsaXAtaW50ZXJydXB0 aWJsZSwgUEFTUyg0LCBNMzdNMjYpIC0+IERNRVNHX1dBUk4oMiwgTTI2KVBBU1MoMiwgTTI2KQo+ ID4gSUxLOiBJbnRlbF9ncHVfdG9vbHMsIGlndF9rbXNfZmxpcF9yY3MtZmxpcC12cy1tb2Rlc2V0 LWludGVycnVwdGlibGUsIFBBU1MoNCwgTTM3TTI2KSAtPiBETUVTR19XQVJOKDEsIE0yNilQQVNT KDMsIE0yNikKPiAKPiBBbmQgZm9yIHRoaXMgb25lOgo+IAo+ICAgLSBpdCdzIG5vdCBuZXNzYXJ5 IHRvIHJlcGVhdCB0aGUgdGVzdCBzdWl0ZSBuYW1lIGZvciBldmVyeSBzaW5nbGUgcm93LAo+ICAg ICBpZiBuZWVkZWQgYXQgYWxsIChJIGRvbid0IHRoaW5rIGl0IGlzIHdoZW4gcmVwbHlpbmcgdG8g a2VybmVsCj4gICAgIHBhdGNoZXMpLCBpdCBjYW4gYmUgcHV0IGJlZm9yZWhhbmQuCj4gICAtIHNv cnRlZCBieSBnZW4KPiAgIC0gVGhlIG1hY2hpbmUgaWQgaXNuJ3QgdXNlZnVsIGluIHRoaXMgcmVw b3J0Cj4gICAtIEl0J2QgYmUgbmljZSB0byBhZGQgYSBzb21lIGV4cGxhbmF0aW9ucyBvbiBob3cg dG8gZGVjaXBoZXIgdGhlCj4gICAgIHJlc3VsdCBjb2x1bW4gKHdoYXQgaXMgdGhlIGNvdW50LCB3 aGF0IHRoZSB2YXJpb3VzIHN0YXRlcyBtZWFuKS4KPiAgICAgTWF5YmUgYWZ0ZXIgdGhlIHRhYmxl IGFzIGl0IG9ubHkgbmVlZHMgdG8gYmUgcmVhZCBhIGZldyB0aW1lcyB0byBnZXQKPiAgICAgaXQu Cj4gCj4gUGxhdGZvcm0gICAgVGVzdCAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgZHJtLWludGVsLW5pZ2h0bHkgICAgICAgIFNlcmllcyBBcHBsaWVk Cj4gLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLQo+IElMSyAgICAgICAgIGlndF9rbXNfZmxpcF9mbGlwLXZzLWFic29sdXRlLXdmX3ZibGFu ayAgICAgICAgICAgICAgICAgIERNRVNHX1dBUk4oMSkgUEFTUygzKSAgICBETUVTR19XQVJOKDIp IFBBU1MoMikKPiBJTEsgICAgICAgICBpZ3Rfa21zX2ZsaXBfZmxpcC12cy1hYnNvbHV0ZS13Zl92 YmxhbmstaW50ZXJydXB0aWJsZSAgICBETUVTR19XQVJOKDEpIFBBU1MoMykgICAgRE1FU0dfV0FS TigxKSBQQVNTKDMpCj4gLi4KPiAKPiBIVEgsCj4gCj4gLS0gCj4gRGFtaWVuCj4gX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KPiBJbnRlbC1nZnggbWFpbGlu ZyBsaXN0Cj4gSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+IGh0dHA6Ly9saXN0cy5m cmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngKCi0tIApEYW5pZWwgVmV0 dGVyClNvZnR3YXJlIEVuZ2luZWVyLCBJbnRlbCBDb3Jwb3JhdGlvbgorNDEgKDApIDc5IDM2NSA1 NyA0OCAtIGh0dHA6Ly9ibG9nLmZmd2xsLmNoCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3Rz LmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlz dGluZm8vaW50ZWwtZ2Z4Cg==