From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rodrigo Vivi Subject: Re: [PATCH 1/8] drm/i915/icl: compute the TBT PLL registers Date: Mon, 16 Jul 2018 15:47:19 -0700 Message-ID: <20180716224719.GC2324@intel.com> References: <20180711215909.23945-1-paulo.r.zanoni@intel.com> <20180711215909.23945-2-paulo.r.zanoni@intel.com> <20180713210858.GF21149@intel.com> <1531522665.2601.27.camel@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTPS id 18DA36E59C for ; Mon, 16 Jul 2018 22:47:21 +0000 (UTC) Content-Disposition: inline In-Reply-To: <1531522665.2601.27.camel@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Paulo Zanoni Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gRnJpLCBKdWwgMTMsIDIwMTggYXQgMDM6NTc6NDVQTSAtMDcwMCwgUGF1bG8gWmFub25pIHdy b3RlOgo+IEVtIFNleCwgMjAxOC0wNy0xMyDDoHMgMTQ6MDggLTA3MDAsIFJvZHJpZ28gVml2aSBl c2NyZXZldToKPiA+IE9uIFdlZCwgSnVsIDExLCAyMDE4IGF0IDAyOjU5OjAyUE0gLTA3MDAsIFBh dWxvIFphbm9uaSB3cm90ZToKPiA+ID4gVXNlIHRoZSBoYXJkY29kZWQgdGFibGVzIHByb3ZpZGVk IGJ5IG91ciBzcGVjLgo+ID4gPiAKPiA+ID4gdjI6Cj4gPiA+ICAgLSBTU0Mgc3RheXMgZGlzYWJs ZWQuCj4gPiA+ICAgLSBVc2UgaW50ZWxfcG9ydF9pc190YygpLgo+ID4gPiAKPiA+ID4gQ2M6IEFu dXNoYSBTcml2YXRzYSA8YW51c2hhLnNyaXZhdHNhQGludGVsLmNvbT4KPiA+ID4gU2lnbmVkLW9m Zi1ieTogUGF1bG8gWmFub25pIDxwYXVsby5yLnphbm9uaUBpbnRlbC5jb20+Cj4gPiA+IC0tLQo+ ID4gPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHBsbF9tZ3IuYyB8IDIyICsrKysrKysr KysrKysrKysrKysrKy0KPiA+ID4gIDEgZmlsZSBjaGFuZ2VkLCAyMSBpbnNlcnRpb25zKCspLCAx IGRlbGV0aW9uKC0pCj4gPiA+IAo+ID4gPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5 MTUvaW50ZWxfZHBsbF9tZ3IuYwo+ID4gPiBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rw bGxfbWdyLmMKPiA+ID4gaW5kZXggYjUxYWQyOTE3ZGJlLi43ZTVlNmViNWRmZTIgMTAwNjQ0Cj4g PiA+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwbGxfbWdyLmMKPiA+ID4gKysr IGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHBsbF9tZ3IuYwo+ID4gPiBAQCAtMjQ1Miw2 ICsyNDUyLDE2IEBAIHN0YXRpYyBjb25zdCBzdHJ1Y3Qgc2tsX3dycGxsX3BhcmFtcwo+ID4gPiBp Y2xfZHBfY29tYm9fcGxsXzE5XzJNSHpfdmFsdWVzW10gPSB7Cj4gPiA+ICAJICAucGRpdiA9IDB4 MSAvKiAyICovLCAua2RpdiA9IDEsIC5xZGl2X21vZGUgPSAwLAo+ID4gPiAucWRpdl9yYXRpbyA9 IDB9LAo+ID4gPiAgfTsKPiA+ID4gIAo+ID4gPiArc3RhdGljIGNvbnN0IHN0cnVjdCBza2xfd3Jw bGxfcGFyYW1zIGljbF90YnRfcGxsXzI0TUh6X3ZhbHVlcyA9IHsKPiA+ID4gKwkuZGNvX2ludGVn ZXIgPSAweDE1MSwgLmRjb19mcmFjdGlvbiA9IDB4NDAwMCwKPiA+ID4gKwkucGRpdiA9IDB4NCAv KiA1ICovLCAua2RpdiA9IDEsIC5xZGl2X21vZGUgPSAwLAo+ID4gPiAucWRpdl9yYXRpbyA9IDAs Cj4gPiA+ICt9Owo+ID4gPiArCj4gPiA+ICtzdGF0aWMgY29uc3Qgc3RydWN0IHNrbF93cnBsbF9w YXJhbXMgaWNsX3RidF9wbGxfMTlfMk1Iel92YWx1ZXMgPQo+ID4gPiB7Cj4gPiA+ICsJLmRjb19p bnRlZ2VyID0gMHgxQTUsIC5kY29fZnJhY3Rpb24gPSAweDcwMDAsCj4gPiA+ICsJLnBkaXYgPSAw eDQgLyogNSAqLywgLmtkaXYgPSAxLCAucWRpdl9tb2RlID0gMCwKPiA+ID4gLnFkaXZfcmF0aW8g PSAwLAo+ID4gCj4gPiBpbiBvdGhlciB3b3JkcywgaW4gYSBjbGVhbmVyIHZpZXc6Cj4gPiAKPiA+ IHMvcWRpdl9yYXRpbyA9IDAvcWRpdl9yYXRpbyA9IDEvZyAjYm90aCB0YWJsZXMKPiAKPiBGcm9t IHRoZSBxZGl2IHJhdGlvIGJpdDoKPiAKPiAiVGhpcyBmaWVsZCBzcGVjaWZpZXMgdGhlIFEgZGl2 aWRlciByYXRpby4gVGhpcyBmaWVsZCBpcyBvbmx5IHVzZWQgd2hlbgo+IFFkaXYgTW9kZSBpcyBz ZXQgdG8gRW5hYmxlIHRvIGdldCBhIGRpdmlkZXIgdmFsdWUgb3RoZXIgdGhhbiAxLiIuCj4gCj4g U28gaGF2aW5nIDAgb3IgMSBzaG91bGRuJ3QgbWF0dGVyIHNpbmNlIHFkaXZfbW9kZSBpcyB6ZXJv Lgo+IAo+IE9uIHRoZSBvdGhlciBoYW5kLCBpZiB5b3UgbG9vayBhdCB0aGUgQ29tYm8gUExMIHRh YmxlLCB3aGVuIHFkaXZfbW9kZT0wCj4gaXQgZXhwbGljaXRseSB0ZWxscyB1cyB0byB1c2UgcWRp dl9yYXRpbz0wLCBvcHBvc2l0ZSB0byB3aGF0IHlvdSdyZQo+IGFza2luZy4KPiAKPiBUaGVuIHRo ZSBleGFtcGxlIGJlbG93IGFuZCBhbHNvIHRoZSBEU0kgZXhhbXBsZSBsYXRlciBib3RoIGtlZXAg c2F5aW5nCj4gdG8gdXNlIHFkaXZfbW9kZT0wICsgcWRpdl9yYXRpbz0wLgo+IAo+IE5vdyB0aGUg VEJUIFBMTCBleGFtcGxlIGxhdGVyIGFza3MgZm9yIHFkaXZfbW9kZT0wIHFkaXZfcmF0aW89MSwg d2hpY2gKPiBpcyB3aGF0IHlvdSdyZSBhc2tpbmcgaGVyZSwgYnV0IGl0J3MgdGhlIG9ubHkgdGhl IG9ubHkgdGhpbmcgdGhhdCBhc2tzCj4gZm9yIHRoYXQgcGF0dGVybiBpbiB0aGF0IHdheSwgd2hp Y2ggbWFrZXMgbWUgYmVsaWV2ZSB0aGF0IGVpdGhlciBpdCdzCj4gd3JvbmcgKHVubGlrZWx5KSBv ciBpdCBzaW1wbHkgZG9lc24ndCBtYXR0ZXIgKGFzIHdyaXR0ZW4gaW4gdGhlIGJpdAo+IGRlZmlu aXRpb24pLgoKKGp1c3QgYWRkaW5nIGEgbm90ZSBhYm91dCB3aGF0IHdlIGFscmVhZHkgZGlzY3Vz c2VkIGluIHB2dCBsYXN0IGZyaWRheSkKCk9uIHRoZSBUQkwgc2VjdGlvbiB0aGVyZSBhcmUgMyBw bGFjZXMgdGhleSBhZGQgcWRpdiA9IDEsIHNvIHNwZWMgaXMgY2xlYXJseQpub24tc2Vuc2UgYmVj YXVzZSBhdCBzYW1lIHRpbWUgaXQgImluZGljYXRlcyIgdGhhdCBmb3IgcW1vZGU9MCBxZGl2IGlz IGFsd2F5cyAxCml0IGFza3MgZHJpdmVyIHRvIHNldCwgYmVjYXVzZSBxbW9kZSBmb3IgVEJMIGlz IGFsd2F5cyAwIGFueXdheXMuCgpTbyBpbiBteSB2aWV3IG9yIGJzcGVjIGlzIGp1c3QgY29tcGxl dGVseSB3cm9uZyBvciBpdCBpcyBzdGF0aW5nIHRoYXQgaXQgaXMKZHJpdmVyJ3MgcmVzcG9uc2li aWxpdHkgdG8gc2V0IGl0IHRvIDEuCgpBbnl3YXlzIHNpbmNlIHlvdSBhbHJlYWR5IGZpbGVkIHRo ZSBidWcgYWdhaW5zdCB0aGUgYnNwZWMgd2UgY291bGQganVzdCBtb3ZlCnRvIGVpdGhlciB3YXkg Zm9yIG5vdy4uLiBhbmQgZml4IGxhdGVyLi4uCgpIb3dldmVyIG9uZSB0aGluZyBzdGlsbCBidWdz IG1lLi4uIHRoZSBtaXNtYXRjaCBvZiBjb2RlIGFuZCBzcGVjIHRhYmxlLiBFdmVuCmlmIHNwZWMg dGVsbHMgaXQgZG9lc24ndCBtYXR0ZXIgYnV0IHRoZXkgZG9uJ3QgdXBkYXRlIHRoZSB2YWx1ZSB0 aGVyZS4KCkkgY2FuIHNlZSBtb3JlIGRldnMgaW4gdGhlIGZ1dHVyZSBnZXR0aW5nIGNvbmZ1c2Vk IGJlY2F1c2UgcWRpdj0xIGlzIHBhcnQgb2YKc3BlYydzIHRhYmxlIGFuZCBjb2RlJ3MgdGFibGUg bWlzbWF0Y2ggc2V0dGluZyBpdCB0byAwLgoKPiAKPiA+IAo+ID4gd2l0aCB0aGF0Ogo+ID4gCj4g PiBSZXZpZXdlZC1ieTogUm9kcmlnbyBWaXZpIDxyb2RyaWdvLnZpdmlAaW50ZWwuY29tPgo+ID4g Cj4gPiA+ICt9Owo+ID4gPiArCj4gPiA+ICBzdGF0aWMgYm9vbCBpY2xfY2FsY19kcF9jb21ib19w bGwoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUKPiA+ID4gKmRldl9wcml2LCBpbnQgY2xvY2ssCj4g PiA+ICAJCQkJICBzdHJ1Y3Qgc2tsX3dycGxsX3BhcmFtcwo+ID4gPiAqcGxsX3BhcmFtcykKPiA+ ID4gIHsKPiA+ID4gQEAgLTI0OTQsNiArMjUwNCwxNCBAQCBzdGF0aWMgYm9vbCBpY2xfY2FsY19k cF9jb21ib19wbGwoc3RydWN0Cj4gPiA+IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2LCBpbnQg Y2xvY2ssCj4gPiA+ICAJcmV0dXJuIHRydWU7Cj4gPiA+ICB9Cj4gPiA+ICAKPiA+ID4gK3N0YXRp YyBib29sIGljbF9jYWxjX3RidF9wbGwoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2 LAo+ID4gPiBpbnQgY2xvY2ssCj4gPiA+ICsJCQkgICAgIHN0cnVjdCBza2xfd3JwbGxfcGFyYW1z ICpwbGxfcGFyYW1zKQo+ID4gPiArewo+ID4gPiArCSpwbGxfcGFyYW1zID0gZGV2X3ByaXYtPmNk Y2xrLmh3LnJlZiA9PSAyNDAwMCA/Cj4gPiA+ICsJCQlpY2xfdGJ0X3BsbF8yNE1Iel92YWx1ZXMg Ogo+ID4gPiBpY2xfdGJ0X3BsbF8xOV8yTUh6X3ZhbHVlczsKPiA+ID4gKwlyZXR1cm4gdHJ1ZTsK PiA+ID4gK30KPiA+ID4gKwo+ID4gPiAgc3RhdGljIGJvb2wgaWNsX2NhbGNfZHBsbF9zdGF0ZShz dHJ1Y3QgaW50ZWxfY3J0Y19zdGF0ZQo+ID4gPiAqY3J0Y19zdGF0ZSwKPiA+ID4gIAkJCQlzdHJ1 Y3QgaW50ZWxfZW5jb2RlciAqZW5jb2RlciwgaW50Cj4gPiA+IGNsb2NrLAo+ID4gPiAgCQkJCXN0 cnVjdCBpbnRlbF9kcGxsX2h3X3N0YXRlCj4gPiA+ICpwbGxfc3RhdGUpCj4gPiA+IEBAIC0yNTAz LDcgKzI1MjEsOSBAQCBzdGF0aWMgYm9vbCBpY2xfY2FsY19kcGxsX3N0YXRlKHN0cnVjdAo+ID4g PiBpbnRlbF9jcnRjX3N0YXRlICpjcnRjX3N0YXRlLAo+ID4gPiAgCXN0cnVjdCBza2xfd3JwbGxf cGFyYW1zIHBsbF9wYXJhbXMgPSB7IDAgfTsKPiA+ID4gIAlib29sIHJldDsKPiA+ID4gIAo+ID4g PiAtCWlmIChpbnRlbF9jcnRjX2hhc190eXBlKGNydGNfc3RhdGUsIElOVEVMX09VVFBVVF9IRE1J KSkKPiA+ID4gKwlpZiAoaW50ZWxfcG9ydF9pc190YyhkZXZfcHJpdiwgZW5jb2Rlci0+cG9ydCkp Cj4gPiA+ICsJCXJldCA9IGljbF9jYWxjX3RidF9wbGwoZGV2X3ByaXYsIGNsb2NrLAo+ID4gPiAm cGxsX3BhcmFtcyk7Cj4gPiA+ICsJZWxzZSBpZiAoaW50ZWxfY3J0Y19oYXNfdHlwZShjcnRjX3N0 YXRlLAo+ID4gPiBJTlRFTF9PVVRQVVRfSERNSSkpCj4gPiA+ICAJCXJldCA9IGNubF9kZGlfY2Fs Y3VsYXRlX3dycGxsKGNsb2NrLCBkZXZfcHJpdiwKPiA+ID4gJnBsbF9wYXJhbXMpOwo+ID4gPiAg CWVsc2UKPiA+ID4gIAkJcmV0ID0gaWNsX2NhbGNfZHBfY29tYm9fcGxsKGRldl9wcml2LCBjbG9j aywKPiA+ID4gJnBsbF9wYXJhbXMpOwo+ID4gPiAtLSAKPiA+ID4gMi4xNC40Cj4gPiA+IAo+ID4g PiBfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwo+ID4gPiBJ bnRlbC1nZnggbWFpbGluZyBsaXN0Cj4gPiA+IEludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5v cmcKPiA+ID4gaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9p bnRlbC1nZngKPiA+IAo+ID4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KPiA+IEludGVsLWdmeCBtYWlsaW5nIGxpc3QKPiA+IEludGVsLWdmeEBsaXN0cy5m cmVlZGVza3RvcC5vcmcKPiA+IGh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4v bGlzdGluZm8vaW50ZWwtZ2Z4Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNr dG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2lu dGVsLWdmeAo=