From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH 1/6] drm/i915/icl: Calculate DPLL params for DSI Date: Tue, 27 Nov 2018 12:14:41 +0200 Message-ID: <87bm6abze6.fsf@intel.com> References: <1543311548-19149-1-git-send-email-vandita.kulkarni@intel.com> <1543311548-19149-2-git-send-email-vandita.kulkarni@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3CC7D89C0D for ; Tue, 27 Nov 2018 10:14:17 +0000 (UTC) In-Reply-To: <1543311548-19149-2-git-send-email-vandita.kulkarni@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Vandita Kulkarni , intel-gfx@lists.freedesktop.org Cc: ville.syrjala@intel.com List-Id: intel-gfx@lists.freedesktop.org T24gVHVlLCAyNyBOb3YgMjAxOCwgVmFuZGl0YSBLdWxrYXJuaSA8dmFuZGl0YS5rdWxrYXJuaUBp bnRlbC5jb20+IHdyb3RlOgo+IEZyb206IE1hZGhhdiBDaGF1aGFuIDxtYWRoYXYuY2hhdWhhbkBp bnRlbC5jb20+Cj4KPiBUaGlzIHBhdGNoIGNhbGN1bGF0ZXMgdmFyaW91cyBEUExMIGRpdmlkZXJz IGFuZAo+IHBhcmFtZXRlcnMgZm9yIERTSSBlbmNvZGVyIGFuZCBhZGp1c3QgQUZFIGNsb2NrCj4g Zm9yIERTSS4gRm9yIERTSSwgOHggY2xvY2sgaXMgQUZFIGNsb2NrLgo+Cj4gdjI6IEV4dGVuZCBo YXN3ZWxsX2NydGNfY29tcHV0ZV9jbG9jaygpIGZvciBHZW4xMSBEU0kKPgo+IHYzOiBSZWJhc2UK Pgo+IHY0OiB1c2UgcG9ydCBjbG9jayBpbnN0ZWFkIG9mIGJpdHJhdGUuCj4KPiB2NTogUmVhYnNl IGFuZCByZW1vdmUgZGl2aWRlIGJ5IDUKPgo+IFNpZ25lZC1vZmYtYnk6IE1hZGhhdiBDaGF1aGFu IDxtYWRoYXYuY2hhdWhhbkBpbnRlbC5jb20+Cj4gU2lnbmVkLW9mZi1ieTogVmFuZGl0YSBLdWxr YXJuaSA8dmFuZGl0YS5rdWxrYXJuaUBpbnRlbC5jb20+Cj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2Ry bS9pOTE1L2ludGVsX2Rpc3BsYXkuYyAgfCA0ICsrKy0KPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUv aW50ZWxfZHBsbF9tZ3IuYyB8IDYgKysrLS0tCj4gIDIgZmlsZXMgY2hhbmdlZCwgNiBpbnNlcnRp b25zKCspLCA0IGRlbGV0aW9ucygtKQo+Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX2Rpc3BsYXkuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rpc3BsYXku Ywo+IGluZGV4IDI3YmRmOTEuLjEzMThmYWYgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJt L2k5MTUvaW50ZWxfZGlzcGxheS5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxf ZGlzcGxheS5jCj4gQEAgLTkzMDMsMTAgKzkzMDMsMTIgQEAgdm9pZCBoc3dfZGlzYWJsZV9wYzgo c3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQo+ICBzdGF0aWMgaW50IGhhc3dlbGxf Y3J0Y19jb21wdXRlX2Nsb2NrKHN0cnVjdCBpbnRlbF9jcnRjICpjcnRjLAo+ICAJCQkJICAgICAg c3RydWN0IGludGVsX2NydGNfc3RhdGUgKmNydGNfc3RhdGUpCj4gIHsKPiArCXN0cnVjdCBkcm1f aTkxNV9wcml2YXRlICpkZXZfcHJpdiA9IHRvX2k5MTUoY3J0Yy0+YmFzZS5kZXYpOwo+ICAJc3Ry dWN0IGludGVsX2F0b21pY19zdGF0ZSAqc3RhdGUgPQo+ICAJCXRvX2ludGVsX2F0b21pY19zdGF0 ZShjcnRjX3N0YXRlLT5iYXNlLnN0YXRlKTsKPiAgCj4gLQlpZiAoIWludGVsX2NydGNfaGFzX3R5 cGUoY3J0Y19zdGF0ZSwgSU5URUxfT1VUUFVUX0RTSSkpIHsKPiArCWlmICghaW50ZWxfY3J0Y19o YXNfdHlwZShjcnRjX3N0YXRlLCBJTlRFTF9PVVRQVVRfRFNJKSB8fAo+ICsJICAgICBJU19JQ0VM QUtFKGRldl9wcml2KSkgewo+ICAJCXN0cnVjdCBpbnRlbF9lbmNvZGVyICplbmNvZGVyID0KPiAg CQkJaW50ZWxfZ2V0X2NydGNfbmV3X2VuY29kZXIoc3RhdGUsIGNydGNfc3RhdGUpOwo+ICAKPiBk aWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHBsbF9tZ3IuYyBiL2RyaXZl cnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwbGxfbWdyLmMKPiBpbmRleCA5MDFlMTUwLi5lM2NiMGRi IDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwbGxfbWdyLmMKPiAr KysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcGxsX21nci5jCj4gQEAgLTI1MjMsMTAg KzI1MjMsMTAgQEAgc3RhdGljIGJvb2wgaWNsX2NhbGNfZHBsbF9zdGF0ZShzdHJ1Y3QgaW50ZWxf Y3J0Y19zdGF0ZSAqY3J0Y19zdGF0ZSwKPiAgCj4gIAlpZiAoaW50ZWxfcG9ydF9pc190YyhkZXZf cHJpdiwgZW5jb2Rlci0+cG9ydCkpCj4gIAkJcmV0ID0gaWNsX2NhbGNfdGJ0X3BsbChkZXZfcHJp diwgY2xvY2ssICZwbGxfcGFyYW1zKTsKPiAtCWVsc2UgaWYgKGludGVsX2NydGNfaGFzX3R5cGUo Y3J0Y19zdGF0ZSwgSU5URUxfT1VUUFVUX0hETUkpKQo+IC0JCXJldCA9IGNubF9kZGlfY2FsY3Vs YXRlX3dycGxsKGNsb2NrLCBkZXZfcHJpdiwgJnBsbF9wYXJhbXMpOwo+IC0JZWxzZQo+ICsJZWxz ZSBpZiAoaW50ZWxfY3J0Y19oYXNfdHlwZShjcnRjX3N0YXRlLCBJTlRFTF9PVVRQVVRfRFApKQoK SSB0aGluayB0aGlzIGJyZWFrcyBFRFAgYW5kIERQIE1TVC4gUHJvYmFibHkganVzdCBzYWZlc3Qg dG8gYWRkCgoJfHwgaW50ZWxfY3J0Y19oYXNfdHlwZShjcnRjX3N0YXRlLCBJTlRFTF9PVVRQVVRf RFNJKQoKYWxvbmdzaWRlIHRoZSBIRE1JIGJyYW5jaC4KCkJSLApKYW5pLgoKPiAgCQlyZXQgPSBp Y2xfY2FsY19kcF9jb21ib19wbGwoZGV2X3ByaXYsIGNsb2NrLCAmcGxsX3BhcmFtcyk7Cj4gKwll bHNlCj4gKwkJcmV0ID0gY25sX2RkaV9jYWxjdWxhdGVfd3JwbGwoY2xvY2ssIGRldl9wcml2LCAm cGxsX3BhcmFtcyk7Cj4gIAo+ICAJaWYgKCFyZXQpCj4gIAkJcmV0dXJuIGZhbHNlOwoKLS0gCkph bmkgTmlrdWxhLCBJbnRlbCBPcGVuIFNvdXJjZSBHcmFwaGljcyBDZW50ZXIKX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlz dApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0 b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==