From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [PATCH 66/89] drm/i915/skl: Implementation of SKL DPLL programming Date: Wed, 13 May 2015 15:54:32 +0100 Message-ID: <555365A8.1070502@linux.intel.com> References: <1409830075-11139-1-git-send-email-damien.lespiau@intel.com> <1409830075-11139-67-git-send-email-damien.lespiau@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTP id BC6756E108 for ; Wed, 13 May 2015 07:54:57 -0700 (PDT) In-Reply-To: <1409830075-11139-67-git-send-email-damien.lespiau@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Satheeshakrishna M Cc: Ander Conselvan de Oliveira , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org CkhpLAoKT24gMDkvMDQvMjAxNCAxMjoyNyBQTSwgRGFtaWVuIExlc3BpYXUgd3JvdGU6Cj4gRnJv bTogU2F0aGVlc2hha3Jpc2huYSBNIDxzYXRoZWVzaGFrcmlzaG5hLm1AaW50ZWwuY29tPgo+Cj4g VGhpcyBwYXRjaCBpbXBsZW1lbnRzIFNLTCBEUExMIHByb2dyYW1taW5nIHRoYXQgaW5jbHVkZXM6 Cj4gICAgICAgICAgLSBEUExMIGFsbG9jYXRpb24KPiAgICAgICAgICAtIHdpZGUgcmFuZ2UgUExM IGNhbGN1bGF0aW9uIGFuZCBwcm9ncmFtbWluZwo+ICAgICAgICAgIC0gRFAgbGluayByYXRlIHBy b2dyYW1taW5nCj4gICAgICAgICAgLSBEREkgdG8gRFBMTCBtYXBwaW5nCj4KPiB2MjogSW5jb3Jw b3JhdGVkIGZvbGxvd2luZyBjaGFuZ2VzCj4gICAgICAgICAgLSBBZGRlZCB2ZnVuYyBmb3IgZnVu Y3Rpb24gcmVxdWlyZWQgb3V0c2lkZQo+ICAgICAgICAgIC0gRml4ZWQgbXVsdGlwbGUgY29tbWVu dHMgaW4gV1JQTEwgY2FsY3VsYXRpb24KPgo+IHYzOiAtIEZpeCB0aGUgRENPIGNvbXB1dGF0aW9u Cj4gICAgICAtIE1vdmUgdGhlIGluaXRpYWxpemF0aW9uIHVwIHRvIG5vdCBjbG9iYmVyIHRoZSBj b21wdXRlZCB2YWx1ZXMKPiAgICAgIC0gVXNlIHRoZSBjb3JyZWN0IG1hY3JvIGZvciBEUCBsaW5r IHJhdGUgcHJvZ3JhbW1pbmcuCj4gICAgICAtIFVzZSB3YWl0X2ZvcigpIHRvIHdhaXQgZm9yIHRo ZSBQTEwgbG9ja2VkIGJpdAo+Cj4gdjQ6IFJlYmFzZSBvbiB0b3Agb2YgbmlndGhseSAoRGFtaWVu KQo+Cj4gdjU6IEEgZmV3IGNvZGUgY2xlYW51cHMgaW4gdGhlIFdSUExMIGNvbXB1dGF0aW9uIChE YW1pZW4pCj4gICAgICAtIFVzZSB1aW50MzJfdCB3aGVuIHBvc3NpYmxlCj4gICAgICAtIFVzZSBh YnNfZGlmZigpIGluIHRoZSBXUlBMTCBjb21wdXRhdGlvbgo+ICAgICAgLSBNYWtlIHRoZSA2NGJp dHMgZGl2aXNpb25zIHVzZSBkaXY2NF91NjQoKQo+ICAgICAgLSBGaXggdHlwbyBpbiBkY29fY2Vu dHJhbF9mZXFfZGV2aWF0aW9uIChmcmVxKQo+ICAgICAgLSBSZXBsYWNlIHRoZSBjaGFpbiBvZiBi cmVha3Mgd2l0aCBhIGdvdG8KPgo+IHY2OiBQb3J0IG9mIHRoZSBwYXRjaCB0byB3b3JrIG9uIHRv cCBvZiB0aGUgc2hhcmVkIERQTExzIChEYW1pZW4pCj4gdjc6IERvbid0IHRyeSB0byBoYW5kbGUg ZURQIGluIGRkaV9wbGxfc2VsZWN0KCkgKERhbWllbikKCltzbmlwXQoKPiArc3RhdGljIGJvb2wK PiArc2tsX2RkaV9wbGxfc2VsZWN0KHN0cnVjdCBpbnRlbF9jcnRjICppbnRlbF9jcnRjLAo+ICsJ CSAgIHN0cnVjdCBpbnRlbF9lbmNvZGVyICppbnRlbF9lbmNvZGVyLAo+ICsJCSAgIGludCBjbG9j aykKPiArewo+ICsJc3RydWN0IGludGVsX3NoYXJlZF9kcGxsICpwbGw7Cj4gKwl1aW50MzJfdCBj dHJsMSwgY2ZnY3IxLCBjZmdjcjI7Cj4gKwo+ICsJLyoKPiArCSAqIFNlZSBjb21tZW50IGluIGlu dGVsX2RwbGxfaHdfc3RhdGUgdG8gdW5kZXJzdGFuZCB3aHkgd2UgYWx3YXlzIHVzZSAwCj4gKwkg KiBhcyB0aGUgRFBMTCBpZCBpbiB0aGlzIGZ1bmN0aW9uLgo+ICsJICovCj4gKwo+ICsJY3RybDEg PSBEUExMX0NUUkwxX09WRVJSSURFKDApOwo+ICsKPiArCWlmIChpbnRlbF9lbmNvZGVyLT50eXBl ID09IElOVEVMX09VVFBVVF9IRE1JKSB7Cj4gKwkJc3RydWN0IHNrbF93cnBsbF9wYXJhbXMgd3Jw bGxfcGFyYW1zID0geyAwLCB9Owo+ICsKPiArCQljdHJsMSB8PSBEUExMX0NUUkwxX0hETUlfTU9E RSgwKTsKPiArCj4gKwkJc2tsX2RkaV9jYWxjdWxhdGVfd3JwbGwoY2xvY2sgKiAxMDAwLCAmd3Jw bGxfcGFyYW1zKTsKPiArCj4gKwkJY2ZnY3IxID0gRFBMTF9DRkdDUjFfRlJFUV9FTkFCTEUgfAo+ ICsJCQkgRFBMTF9DRkdDUjFfRENPX0ZSQUNUSU9OKHdycGxsX3BhcmFtcy5kY29fZnJhY3Rpb24p IHwKPiArCQkJIHdycGxsX3BhcmFtcy5kY29faW50ZWdlcjsKPiArCj4gKwkJY2ZnY3IyID0gRFBM TF9DRkdDUjJfUURJVl9SQVRJTyh3cnBsbF9wYXJhbXMucWRpdl9yYXRpbykgfAo+ICsJCQkgRFBM TF9DRkdDUjJfUURJVl9NT0RFKHdycGxsX3BhcmFtcy5xZGl2X21vZGUpIHwKPiArCQkJIERQTExf Q0ZHQ1IyX0tESVYod3JwbGxfcGFyYW1zLmtkaXYpIHwKPiArCQkJIERQTExfQ0ZHQ1IyX1BESVYo d3JwbGxfcGFyYW1zLnBkaXYpIHwKPiArCQkJIHdycGxsX3BhcmFtcy5jZW50cmFsX2ZyZXE7Cj4g Kwl9IGVsc2UgaWYgKGludGVsX2VuY29kZXItPnR5cGUgPT0gSU5URUxfT1VUUFVUX0RJU1BMQVlQ T1JUKSB7Cj4gKwkJc3RydWN0IGRybV9lbmNvZGVyICplbmNvZGVyID0gJmludGVsX2VuY29kZXIt PmJhc2U7Cj4gKwkJc3RydWN0IGludGVsX2RwICppbnRlbF9kcCA9IGVuY190b19pbnRlbF9kcChl bmNvZGVyKTsKPiArCj4gKwkJc3dpdGNoIChpbnRlbF9kcC0+bGlua19idykgewo+ICsJCWNhc2Ug RFBfTElOS19CV18xXzYyOgo+ICsJCQljdHJsMSB8PSBEUExMX0NSVEwxX0xJTktfUkFURShEUExM X0NSVEwxX0xJTktfUkFURV84MTAsIDApOwo+ICsJCQlicmVhazsKPiArCQljYXNlIERQX0xJTktf QldfMl83Ogo+ICsJCQljdHJsMSB8PSBEUExMX0NSVEwxX0xJTktfUkFURShEUExMX0NSVEwxX0xJ TktfUkFURV8xMzUwLCAwKTsKPiArCQkJYnJlYWs7Cj4gKwkJY2FzZSBEUF9MSU5LX0JXXzVfNDoK PiArCQkJY3RybDEgfD0gRFBMTF9DUlRMMV9MSU5LX1JBVEUoRFBMTF9DUlRMMV9MSU5LX1JBVEVf MjcwMCwgMCk7Cj4gKwkJCWJyZWFrOwo+ICsJCX0KPiArCj4gKwkJY2ZnY3IxID0gY2ZnY3IyID0g MDsKPiArCX0gZWxzZSAvKiBlRFAgKi8KPiArCQlyZXR1cm4gdHJ1ZTsKPgo+ICsJaW50ZWxfY3J0 Yy0+Y29uZmlnLmRwbGxfaHdfc3RhdGUuY3RybDEgPSBjdHJsMTsKPiArCWludGVsX2NydGMtPmNv bmZpZy5kcGxsX2h3X3N0YXRlLmNmZ2NyMSA9IGNmZ2NyMTsKPiArCWludGVsX2NydGMtPmNvbmZp Zy5kcGxsX2h3X3N0YXRlLmNmZ2NyMiA9IGNmZ2NyMjsKClRoZSByZXR1cm4gYmVmb3JlIHVwZGF0 aW5nIHRoZSBkcGxsX2h3X3N0YXRlIGluIHRoZSBlRFAgY2FzZSBpbnRlcmFjdHMgd2l0aDoKCmNv bW1pdCA0OTc4Y2M5M2Q5YWMyNDBiNDM1Y2U2MDQzMWFlZjI0MjM5YjRjMjcwCkF1dGhvcjogQW5k ZXIgQ29uc2VsdmFuIGRlIE9saXZlaXJhIDxhbmRlci5jb25zZWx2YW4uZGUub2xpdmVpcmFAaW50 ZWwuY29tPgpEYXRlOiAgIFR1ZSBBcHIgMjEgMTc6MTM6MjEgMjAxNSArMDMwMAoKICAgICBkcm0v aTkxNTogUHJlc2VydmUgc2hhcmVkIERQTEwgaW5mb3JtYXRpb24gaW4gbmV3IHBpcGVfY29uZmln CgpBbmQgcmVzdWx0cyB3aXRoIGEgYnVuY2ggb2Y6CgpbZHJtOmNoZWNrX2NydGNfc3RhdGUgW2k5 MTVdXSAqRVJST1IqIG1pc21hdGNoIGluIGRwbGxfaHdfc3RhdGUuY3RybDEgCihleHBlY3RlZCAw eDAwMDAwMDAwLCBmb3VuZCAweDAwMDAwMDAxKQoKT24gYm9vdCBhbmQgYWZ0ZXJ3YXJkcy4KCk5v dCBzdXJlIHdoYXQgaXMgdGhlIGZpeCBzbyBtYXliZSBzb21lb25lIGtub3dzPwoKUmVnYXJkcywK ClR2cnRrbwpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJ bnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0 cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=