From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [RFC] drm/i915: Temporarily go realtime when polling PCODE Date: Thu, 23 Feb 2017 13:00:32 +0000 Message-ID: <6e33c0d6-4b48-b588-c86c-3fcec1e0ccca@linux.intel.com> References: <20170221170158.6384-1-tvrtko.ursulin@linux.intel.com> <20170221184812.GA16659@ideak-desk.fi.intel.com> <06bc9f55-9690-e557-4f93-a119b9bb1add@linux.intel.com> <20170222091331.GB30330@ideak-desk.fi.intel.com> <20170223120140.GB11342@ideak-desk.fi.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id D875C6E9F0 for ; Thu, 23 Feb 2017 13:00:35 +0000 (UTC) In-Reply-To: <20170223120140.GB11342@ideak-desk.fi.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: imre.deak@intel.com Cc: Intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org Ck9uIDIzLzAyLzIwMTcgMTI6MDEsIEltcmUgRGVhayB3cm90ZToKPiBPbiBUaHUsIEZlYiAyMywg MjAxNyBhdCAwOTozNzoyOUFNICswMDAwLCBUdnJ0a28gVXJzdWxpbiB3cm90ZToKPj4gWy4uLl0K Pj4gSGF2aW5nIHJlYWQgdGhlIHNwZWMgSSB0aGluayBJIHNlZSBib3RoIHNpZGVzIG5vdy4KPj4K Pj4gU3BlYyBpcyBhY3R1YWxseSBzdWdnZXN0aW5nIHdlIHNob3VsZCBidXN5LXJldHJ5IHRoZSBw Y29kZSByZXF1ZXN0IGZvciAzbXMKPj4gaW4gdGhpcyBjYXNlLgo+Cj4gV2VsbCwgcmV0cnkgZm9y IDNtcyB3aXRob3V0IHNldHRpbmcgYW55IG1pbmltdW0gZm9yIHRoZSBudW1iZXIgb2YKPiByZXF1 ZXN0cy4gVGhhdCBjb3VsZG4ndCBiZSBndWFyYW50ZWVkIGFueXdheSBkdWUgdG8gc2NoZWR1bGlu ZyBldGMsIGFuZAo+IHdvdWxkIGJlIGEgc3RyYW5nZSBBQkkuIExhdGVyIEFydCBSdW55YW4gY2xh cmlmaWVkIHRoaXMgaW4gdGhlIHdheSBpdCdzCj4gZGVzY3JpYmVkIGluIHRoZSBjb2RlIGNvbW1l bnQ6IFdoYXQgaXMgcmVxdWlyZWQgaXMgdHdvIHJlcXVlc3RzIGF0Cj4gbGVhc3QgM21zIGFwYXJ0 LiBUaGUgZmlyc3QgcmVxdWVzdCBpcyBxdWV1ZWQgYnkgdGhlIGZpcm13YXJlIGFuZCB0aGUKPiBz ZWNvbmQgcmVxdWVzdCBzaWduYWxzIGNvbXBsZXRpb24uCgpXaHkgaXMgb3VyIGxvb3AgdGhlbiBz cGFtbWluZyB0aGUgaGFyZHdhcmUgZXZlcnkgMTB1cyB3aXRoIHJlcXVlc3RzPyAKUGVyaGFwcyBp dCBjb3VsZCBiZSBjb3VudGVyLXByb2R1Y3RpdmU/IEEgc2luZ2xlIHNsZWVwaW5nIGxvb3Agd2l0 aCBhIApsb25nIHRpbWVvdXQgYW5kIGEgM21zIHBlcmlvZCB3b3VsZG4ndCB3b3JrPyBMaWtlOgoK CXJldCA9IF93YWl0X2ZvcihDT05ELCA1MCAqIDEwMDAsIHRpbWVvdXRfYmFzZV9tcyAqIDEwMDAp Cgo/Cgo+Pgo+PiBJdCBkb2Vzbid0IHNheSBob3cgbWFueSByZXRyaWVzIHdlIGFyZSBzdXBwb3Nl ZCB0byBkbyBhbmQgaG93IGl0IGludGVybmFsbHkKPj4gb3BlcmF0ZXMsIHdoaWNoIG1ha2VzIG1l IHVuc3VyZSBpZiBvdXIgZmlyc3QgbW9yZSByZWxheGVkIHBvbGxpbmcgaXMgcGVyaGFwcwo+PiBj YXVzaW5nIG9yIGNvbnRyaWJ1dGluZyB0byB0aGUgaXNzdWUuCj4+Cj4+IE9uZSB0aGluZyB3aGVy ZSB3ZSBkb24ndCBmb2xsb3cgdGhlIHNwZWMgaXMgdGhlIHRpbWVvdXQgZm9yIHRoZQo+PiBHRU42 X1BDT0RFX1JFQURZIHBvbGwgd2hpY2ggc3BlYyBzYXlzIHNob3VsZCBiZSAxNTB1cyBhbmQgbm90 IDUwMG1zLiBJIGRvbid0Cj4+IGtub3cgaWYgdGhpcyB0aW1lb3V0IHdhcyB0cmlnZ2VyIGluIHRo ZSBidWcgcmVwb3J0cz8KPgo+IE5vIHRoaXMgUENPREVfUkVBRFkgcG9sbCBhbHdheXMgc3VjY2Vl ZHMsIGl0J3MgdGhlIHJlcGx5L3JlcGx5X21hc2sKPiByZXNwb25zZSB3aGljaCBkb2Vzbid0IGdl dCBzZXQgaW4gdGltZS4KClllcyBJIGtub3csIEkgd2FzIGp1c3QgdGhpbmtpbmcgaWYgaXQgdGFr ZXMgbW9yZSB0aGFuIDJ1cyBpdCB0aGVuIGZhbGxzIApiYWNrIHRvIHNjaGVkdWxpbmcgJiB1c2xl ZXBfcmFuZ2UuIFRoYXQgd2FzIGF0IHRoZSB0aW1lIEkgd2FzIHRoaW5raW5nIAppdCBpcyByZWFs bHkgaW1wb3J0YW50IHRvIHBvbGwgcmFwaWRseS4gU2luY2UgeW91IGV4cGxhaW5lZCBhYm92ZSBp dCBpcyAKanVzdCB0aGUgb3Bwb3NpdGUgSSBhZ3JlZSB0aGlzIHBhcnQgaXMgbm90IGEgcHJvYmxl bS4gSXQgc3RpbGwgbWF5IG1ha2UgCnNlbnNlIHRvIHdhaXQgZm9yIHRoYXQgYml0IGZvciBhIHNo b3J0ZXIgcGVyaW9kIGFzIHBlciBic3BlYy4KCltzbmlwXQoKPj4gQnV0IHJlZ2FyZGxlc3MsIHRo ZSBmYWN0IHRoYXQgdGhlIGZhbGxiYWNrIGJ1c3kgbG9vcCBuZWVkcyB1cCB0byAzNG1zIGFzCj4+ IHdlbGwgbWFrZXMgdGhlIGxhc3QgYml0IGZyb20gdGhlIGFib3ZlIGEgYml0IHVuY2VydGFpbi4g T25seSBpZiB0aGUKPj4gbm9uLWNvbXBsaWFudCBwb2xsaW5nIHdlIGRvIHNvbWVob3cgY29uZnVz ZXMgdGhlIGhhcmR3YXJlIGFuZCB0aGVuIHdlIGVuZCB1cAo+PiBoYXZpbmcgdG8gYnVzeSBwb2xs IGxvbmdlciB0aGFuIHdlIG5vcm1hbGx5IHdvdWxkLiBQcm9iYWJseSB1bmxpa2VseS4KPgo+IEkn bSB0cnlpbmcgdG8gZ2V0IG1vcmUgaW5mbyBiYXNlZCBvbiBhbGwgdGhpcyAoaW4gcGFydGljdWxh ciB0aGUgS0JMCj4gcHJvYmxlbSkgZnJvbSBBcnQuIFVudGlsIHRoYXQgSSdkIHN1Z2dlc3QgaW5j cmVhc2luZyB0aGUgV0EgdGltZW91dCB0bwo+IDUwbXMsIHNpbmNlIHRoYXQgc29sdmVkIHRoZSBw cm9ibGVtIGZvciB0aGUgYnVnIHJlcG9ydGVyLiBXZSBjb3VsZCBmaXgKPiB0aGluZ3MvYWRkIG1v cmUgc2NhZmZvbGRpbmcgaWYgbW9yZSBldmlkZW5jZSBjb21lcyB1cCwgb3IgdGhlcmUgaXMgYSBu ZXcKPiBidWcgcmVwb3J0LgoKWWVzIHN1cmUgSSB0aGluayBJIHJlcGxpZWQgYmVmb3JlIHRoYXQg aXQgaXMgZmluZSBieSBtZSB0byBwdXNoIGEgNTBtcyAKZml4IGZvciBzdGFibGUuCgpSZWdhcmRz LAoKVHZydGtvCgoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9y ZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdm eAo=