From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH] drm/i915/chv: fix HW readout of the port PLL fractional divider Date: Mon, 6 Jul 2015 11:32:47 +0200 Message-ID: <20150706093247.GO2156@phenom.ffwll.local> References: <1435836598-22539-1-git-send-email-imre.deak@intel.com> <20150702133342.GZ5176@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wg0-f42.google.com (mail-wg0-f42.google.com [74.125.82.42]) by gabe.freedesktop.org (Postfix) with ESMTPS id 01BF56E80F for ; Mon, 6 Jul 2015 02:30:01 -0700 (PDT) Received: by wgqq4 with SMTP id q4so134883585wgq.1 for ; Mon, 06 Jul 2015 02:29:59 -0700 (PDT) Content-Disposition: inline In-Reply-To: <20150702133342.GZ5176@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCBKdWwgMDIsIDIwMTUgYXQgMDQ6MzM6NDJQTSArMDMwMCwgVmlsbGUgU3lyasOkbMOk IHdyb3RlOgo+IE9uIFRodSwgSnVsIDAyLCAyMDE1IGF0IDAyOjI5OjU4UE0gKzAzMDAsIEltcmUg RGVhayB3cm90ZToKPiA+IFZpbGxlIG5vdGljZWQgdGhhdCB0aGUgUExMIEhXIHJlYWRvdXQgY29k ZSBwYXJzZWQgdGhlIGZyYWN0aW9uYWwKPiA+IGRpdmlkZXIgdmFsdWUgYXMgaWYgdGhlIGZyYWN0 aW9uYWwgZGl2aWRlciB3YXMgYWx3YXlzIGVuYWJsZWQuIFRoaXMgbWF5Cj4gPiByZXN1bHQgaW4g YSBwb3J0IGNsb2NrIHN0YXRlIGNoZWNrIG1pc21hdGNoIGlmIHRoZSBwcmVjZWVkaW5nIG1vZGVz ZXQKPiA+IGRpc2FibGVkIHRoZSBmcmFjdGlvbmFsIGRpdmlkZXIsIGJ1dCBsZWZ0IGEgbm9uLXpl cm8gZGl2aWRlciB2YWx1ZSBpbgo+ID4gdGhlIHJlZ2lzdGVyLgo+ID4gCj4gPiBTaWduZWQtb2Zm LWJ5OiBJbXJlIERlYWsgPGltcmUuZGVha0BpbnRlbC5jb20+Cj4gCj4gUmV2aWV3ZWQtYnk6IFZp bGxlIFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+CgpRdWV1ZWQgZm9y IC1maXhlcyAod2l0aCBjYzogc3RhYmxlKSwgdGhhbmtzIGZvciB0aGUgcGF0Y2guCi1EYW5pZWwK Cj4gCj4gPiAtLS0KPiA+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMgfCA3 ICsrKysrLS0KPiA+ICAxIGZpbGUgY2hhbmdlZCwgNSBpbnNlcnRpb25zKCspLCAyIGRlbGV0aW9u cygtKQo+ID4gCj4gPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGlz cGxheS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jCj4gPiBpbmRleCA1 Y2M0MDVkLi4yYjdlYmYxIDEwMDY0NAo+ID4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50 ZWxfZGlzcGxheS5jCj4gPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5 LmMKPiA+IEBAIC04MDIxLDcgKzgwMjEsNyBAQCBzdGF0aWMgdm9pZCBjaHZfY3J0Y19jbG9ja19n ZXQoc3RydWN0IGludGVsX2NydGMgKmNydGMsCj4gPiAgCWludCBwaXBlID0gcGlwZV9jb25maWct PmNwdV90cmFuc2NvZGVyOwo+ID4gIAllbnVtIGRwaW9fY2hhbm5lbCBwb3J0ID0gdmx2X3BpcGVf dG9fY2hhbm5lbChwaXBlKTsKPiA+ICAJaW50ZWxfY2xvY2tfdCBjbG9jazsKPiA+IC0JdTMyIGNt bl9kdzEzLCBwbGxfZHcwLCBwbGxfZHcxLCBwbGxfZHcyOwo+ID4gKwl1MzIgY21uX2R3MTMsIHBs bF9kdzAsIHBsbF9kdzEsIHBsbF9kdzIsIHBsbF9kdzM7Cj4gPiAgCWludCByZWZjbGsgPSAxMDAw MDA7Cj4gPiAgCj4gPiAgCW11dGV4X2xvY2soJmRldl9wcml2LT5zYl9sb2NrKTsKPiA+IEBAIC04 MDI5LDEwICs4MDI5LDEzIEBAIHN0YXRpYyB2b2lkIGNodl9jcnRjX2Nsb2NrX2dldChzdHJ1Y3Qg aW50ZWxfY3J0YyAqY3J0YywKPiA+ICAJcGxsX2R3MCA9IHZsdl9kcGlvX3JlYWQoZGV2X3ByaXYs IHBpcGUsIENIVl9QTExfRFcwKHBvcnQpKTsKPiA+ICAJcGxsX2R3MSA9IHZsdl9kcGlvX3JlYWQo ZGV2X3ByaXYsIHBpcGUsIENIVl9QTExfRFcxKHBvcnQpKTsKPiA+ICAJcGxsX2R3MiA9IHZsdl9k cGlvX3JlYWQoZGV2X3ByaXYsIHBpcGUsIENIVl9QTExfRFcyKHBvcnQpKTsKPiA+ICsJcGxsX2R3 MyA9IHZsdl9kcGlvX3JlYWQoZGV2X3ByaXYsIHBpcGUsIENIVl9QTExfRFczKHBvcnQpKTsKPiA+ ICAJbXV0ZXhfdW5sb2NrKCZkZXZfcHJpdi0+c2JfbG9jayk7Cj4gPiAgCj4gPiAgCWNsb2NrLm0x ID0gKHBsbF9kdzEgJiAweDcpID09IERQSU9fQ0hWX00xX0RJVl9CWV8yID8gMiA6IDA7Cj4gPiAt CWNsb2NrLm0yID0gKChwbGxfZHcwICYgMHhmZikgPDwgMjIpIHwgKHBsbF9kdzIgJiAweDNmZmZm Zik7Cj4gPiArCWNsb2NrLm0yID0gKHBsbF9kdzAgJiAweGZmKSA8PCAyMjsKPiA+ICsJaWYgKHBs bF9kdzMgJiBEUElPX0NIVl9GUkFDX0RJVl9FTikKPiA+ICsJCWNsb2NrLm0yIHw9IHBsbF9kdzIg JiAweDNmZmZmZjsKPiA+ICAJY2xvY2subiA9IChwbGxfZHcxID4+IERQSU9fQ0hWX05fRElWX1NI SUZUKSAmIDB4ZjsKPiA+ICAJY2xvY2sucDEgPSAoY21uX2R3MTMgPj4gRFBJT19DSFZfUDFfRElW X1NISUZUKSAmIDB4NzsKPiA+ICAJY2xvY2sucDIgPSAoY21uX2R3MTMgPj4gRFBJT19DSFZfUDJf RElWX1NISUZUKSAmIDB4MWY7Cj4gPiAtLSAKPiA+IDIuMS40Cj4gCj4gLS0gCj4gVmlsbGUgU3ly asOkbMOkCj4gSW50ZWwgT1RDCj4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX18KPiBJbnRlbC1nZnggbWFpbGluZyBsaXN0Cj4gSW50ZWwtZ2Z4QGxpc3RzLmZy ZWVkZXNrdG9wLm9yZwo+IGh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0 aW5mby9pbnRlbC1nZngKCi0tIApEYW5pZWwgVmV0dGVyClNvZnR3YXJlIEVuZ2luZWVyLCBJbnRl bCBDb3Jwb3JhdGlvbgpodHRwOi8vYmxvZy5mZndsbC5jaApfX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdm eEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWls bWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=