From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marc Herbert Subject: Re: [PATCH V3] drm/i915/skl: SKL CDCLK change on modeset tracking VCO Date: Wed, 10 Feb 2016 17:37:20 -0800 Message-ID: <56BBE5D0.4050608@intel.com> References: <1449620105-32754-1-git-send-email-clinton.a.taylor@intel.com> <1455064107-32242-1-git-send-email-clinton.a.taylor@intel.com> <20160210142745.GW23290@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 ESMTP id 85EF46E1D6 for ; Wed, 10 Feb 2016 17:37:23 -0800 (PST) In-Reply-To: <20160210142745.GW23290@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gMTAvMDIvMTYgMDY6MjcsIFZpbGxlIFN5cmrDpGzDpCB3cm90ZToKPiBPbiBUdWUsIEZlYiAw OSwgMjAxNiBhdCAwNDoyODoyN1BNIC0wODAwLCBjbGludG9uLmEudGF5bG9yQGludGVsLmNvbSB3 cm90ZToKPj4gRnJvbTogQ2xpbnQgVGF5bG9yIDxjbGludG9uLmEudGF5bG9yQGludGVsLmNvbT4K Pj4KPj4gVHJhY2sgVkNPIGZyZXF1ZW5jeSBvZiBTS0wgaW5zdGVhZCBvZiB0aGUgYm9vdCBDRENM SyBhbmQgYWxsb3cgbW9kZXNldAo+PiB0byBzZXQgY2RjbGsgYmFzZWQgb24gdGhlIG1heCByZXF1 aXJlZCBwaXhlbCBjbG9jayBiYXNlZCBvbiBWQ08KPj4gc2VsZWN0ZWQuCj4+Cj4+IFRoZSB2Y28g c2hvdWxkIGJlIHRyYWNrZWQgYXQgdGhlIGF0b21pYyBsZXZlbCBhbmQgYWxsIENSVENzIHVwZGF0 ZWQgaWYKPj4gdGhlIHJlcXVpcmVkIHZjbyBpcyBjaGFuZ2VkLiBBdCB0aGlzIHRpbWUgdGhlIGVE UCBwbGwgaXMgY29uZmlndXJlZAo+PiBpbnNpZGUgdGhlIGVuY29kZXIgd2hpY2ggaGFzIG5vIHZp c2liaWxpdHkgaW50byB0aGUgYXRvbWljIHN0YXRlLgo+IAo+IFllcyBpdCBkb2VzLiBUaGUgcGFz c2VkIGluIHBpcGVfY29uZmlnIGlzIHRoZSBjcnRjJ3Mgc3RhdGUuIEFuZAo+IGlmIHlvdSB3YW50 IHRvIHN0b3JlIHRoZSB0aGluZyBpbiB0aGUgdG9wIGxldmVsIGF0b21pYyBzdGF0ZSB5b3UKPiBq dXN0IGRpZyB1cCB0aGF0IHVwIGZyb20gdGhlIGNydGMgc3RhdGU6Cj4gdG9faW50ZWxfYXRvbWlj X3N0YXRlKHBpcGVfY29uZmlnLT5iYXNlLnN0YXRlKSAKPiBvciBzb21ldGhpbmcgYWxvbmcgdGhv c2UgbGluZXMpLgoKSGksIEknbSB3cml0aW5nIHRoaXMgbWVzc2FnZSB3aXRoIENsaW50LiBXZSB1 bmRlcnN0YW5kIHRoZSBmb2xsb3dpbmc6CgotIFRoaXMgVjMgcGF0Y2ggYXMgaXQgaXMgbm93IGlz IGZpeGluZyBtYW55IHVzZSBjYXNlcyBmb3IgaGFyZHdhcmUgdGhhdCBoYXMgYmVlbgogIG9uIHRo ZSBzaGVsdmVzIGZvciBtb250aHMuCgotIEl0IGRvZXMgbm90IGZpeCBhbGwgdXNlIGNhc2VzIHdp dGggZnV0dXJlIGVEUCAxLjQgcGFuZWxzLgogIEV4YW1wbGU6IGJvb3Qgd2l0aCBleHRlcm5hbCBt b25pdG9yIGFuZCBlRFAgMS40IGxpZCBjbG9zZWQ7IHRoZW4gbGlkIGlzCiAgb3BlbmVkIGFuZCBj YXVzZXMgYSBWQ08gY2hhbmdlLiBIb3dldmVyIHN1Y2ggY2FzZXMgYXJlIG5vdCBzdXBwb3J0ZWQg eWV0IGFueXdheSEgCiAgSWYgdGhpcyBoYXBwZW5zIHRvZGF5LCB0aGUgQ0QgY2xvY2sgd2lsbCBt b3ZlIHRvIHNvbWUgdW5jb250cm9sbGVkIHZhbHVlCiAgYW5kIHRoZSBwaXBlbGluZXMgd2lsbCBO T1QgYmUgcmVwcm9ncmFtbWVkLiBTbyB0aGlzIHBhdGNoIGRvZXMgKm5vdCByZWdyZXNzKiBhbnkK ICB1c2UgY2FzZSAtIG5vdCBldmVuIGZ1dHVyZSB1c2UgY2FzZXMuCgotIFByZXNlbnQgYW5kIGZ1 dHVyZSB1c2UgY2FzZXMgY2FuIGJlIGFkZHJlc3NlZCBpbiB0d28gY29uc2VjdXRpdmUgcGF0Y2hl czogZmlyc3QKICB0aGlzIFYzIHBhdGNoIG5vdzsgdGhlbiBhdG9taWMgbW9kZXNldCBWQ08gdHJh Y2tpbmcgbGF0ZXIuIFRoaXMgd29uJ3QgaW5jcmVhc2UKICBkZXZlbG9wbWVudCBjb21wbGV4aXR5 IGluIGFueSB3YXkuIEluIG90aGVyIHdvcmRzLCB0aGUgc2Vjb25kIHBhdGNoIHdpbGwgYWxtb3N0 IG5vdAogIGNoYW5nZSB0aGUgY29kZSBvZiB0aGUgZmlyc3QgcGF0Y2guCgotIEZyb20gYSB2YWxp ZGF0aW9uIHBlcnNwZWN0aXZlIHRoaXMgZmlyc3QgcGF0Y2ggY2FuIGJlIHZhbGlkYXRlZCB0b2Rh eSB3aXRoIHRvZGF5J3MKICBoYXJkd2FyZS4gVGhlIHNlY29uZCBwYXRjaCBjYW5ub3QgYmUgdmFs aWRhdGVkIHlldCBiZWNhdXNlIGVEUCAxLjQgaGFyZHdhcmUKICBpcyBub3QgcmVhZGlseSBhdmFp bGFibGUgeWV0LgoKLSBHZXR0aW5nIGF0b21pYyBtb2Rlc2V0IFZDTyB0cmFja2luZyByaWdodCB3 aWxsIHRha2UgYWRkaXRpb25hbCBkZXZlbG9wbWVudCB0aW1lLgogIEFuZC4uLiBkaWQgSSBtZW50 aW9uIHZhbGlkYXRpb24gYWxyZWFkeT8KCi0gVGhpcyBmaXJzdCBwYXRjaCBpcyBmaXhpbmcgbWFu eSB1c2UgY2FzZXMgZm9yIGhhcmR3YXJlIHRoYXQgaGFzIGJlZW4KICBvbiB0aGUgc2hlbHZlcyBm b3IgbW9udGhzLCBpbmNsdWRpbmcgZmFpbHVyZXMgdG8gcmVhY2ggbWF4IHJlc29sdXRpb24uCgpT byAtIHlvdSBzYXcgbWUgY29taW5nIGZyb20gYSBkaXN0YW5jZSAtIGNhbiB3ZSBhZ3JlZSBvbiBz cGxpdHRpbmcgdGhpcyB3b3JrCmluIHR3byBzZXBhcmF0ZSBwYXRjaGVzIHNvIHdlIGNhbiBtZXJn ZSB0aGlzIGZpcnN0IFYzIHBhdGNoIG5vdz8gUHJvZHVjdHMgaGF2ZQpiZWVuIG5lZWRpbmcgdGhp cyBmb3IgbW9udGhzLCB0aGFua3MhCgpDaGVlcnMsCgpNYXJjCgoKCl9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50 ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9y Zy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=