From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: Re: [PATCH] drm/i915: Boost GPU clocks if we miss the pageflip's vblank Date: Fri, 18 Aug 2017 15:05:04 +0100 Message-ID: <150306510429.20835.3732494812655865499@mail.alporthouse.com> References: <20170817123706.6777-1-chris@chris-wilson.co.uk> <150304864749.1452.15340174128054738662@mail.alporthouse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from fireflyinternet.com (mail.fireflyinternet.com [109.228.58.192]) by gabe.freedesktop.org (Postfix) with ESMTPS id 49CFB6E07D for ; Fri, 18 Aug 2017 14:05:17 +0000 (UTC) In-Reply-To: <150304864749.1452.15340174128054738662@mail.alporthouse.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 Cc: Daniel Vetter List-Id: intel-gfx@lists.freedesktop.org UXVvdGluZyBDaHJpcyBXaWxzb24gKDIwMTctMDgtMTggMTA6MzA6NDcpCj4gUXVvdGluZyBDaHJp cyBXaWxzb24gKDIwMTctMDgtMTcgMTM6Mzc6MDYpCj4gPiBJZiB3ZSBtaXNzIHRoZSBjdXJyZW50 IHZibGFuayBiZWNhdXNlIHRoZSBncHUgd2FzIGJ1c3ksIHRoYXQgbWF5IGNhdXNlIGEKPiA+IGpp dHRlciBhcyB0aGUgZnJhbWUgcmF0ZSB0ZW1wb3JhcmlseSBkcm9wcy4gV2UgdHJ5IHRvIGxpbWl0 IHRoZSBpbXBhY3QKPiA+IG9mIHRoaXMgYnkgdGhlbiBib29zdGluZyB0aGUgR1BVIGNsb2NrIHRv IGRlbGl2ZXIgdGhlIGZyYW1lIGFzIHF1aWNrbHkKPiA+IGFzIHBvc3NpYmxlLiBPcmlnaW5hbGx5 IGRvbmUgaW4gY29tbWl0IDZhZDc5MGMwZjVhYyAoImRybS9pOTE1OiBCb29zdCBHUFUKPiA+IGZy ZXF1ZW5jeSBpZiB3ZSBkZXRlY3Qgb3V0c3RhbmRpbmcgcGFnZWZsaXBzIikgYnV0IHdhcyBuZXZl ciBmb3J3YXJkCj4gPiBwb3J0ZWQgdG8gYXRvbWljIGFuZCBmaW5hbGx5IGRyb3BwZWQgaW4gY29t bWl0IGZkM2E0MDI0MmU4NyAoImRybS9pOTE1Ogo+ID4gUmlwIG91dCBsZWdhY3kgcGFnZV9mbGlw IGNvbXBsZXRpb24vaXJxIGhhbmRsaW5nIikuCj4gCj4gK09uZSBvZiB0aGUgbW9zdCB0eXBpY2Fs IHVzZS1jYXNlcyBmb3IgdGhpcyBpcyBhIG1vc3RseSBpZGxlIGRlc2t0b3AuCj4gUmVuZGVyaW5n IG9uZSBmcmFtZSBvZiB0aGUgZGVza3RvcCdzIGZyb250YnVmZmVyIGNhbiBlYXNpbHkgYmUKPiBh Y2NvbXBsaXNoZWQgYnkgdGhlIEdQVSBydW5uaW5nIGF0IGxvdyBmcmVxdWVuY3ksIGJ1dCBvZnRl biBleGNlZWRzCj4gdGhlIHRpbWUgYnVkZ2V0IG9mIHRoZSBkZXNrdG9wIGNvbXBvc2l0b3IuIFRo ZSByZXN1bHQgaXMgdGhhdCBhbmltYXRpb25zCj4gc3VjaCBhcyBvcGVuaW5nIHRoZSBtZW51LCBk b2luZyBhIGZ1bGxzY3JlZW4gc3dpdGNoLCBvciBldmVuIGp1c3QgdHJ5aW5nCj4gdG8gbW92ZSBh IHdpbmRvdyBhcm91bmQgYXJlIHNsb3cgYW5kIGplcmt5LiBXZSBuZWVkIHRvIHJlc3BvbmQgd2l0 aGluIGEKPiBmcmFtZSB0byBnaXZlIHRoZSBiZXN0IGltcHJlc3Npb24gb2YgYSBzbW9vdGggVVgs IGFzIGEgY29tcHJvbWlzZSB3ZQo+IGluc3RlYWQgcmVzcG9uZCBpZiB0aGF0IGZpcnN0IGZyYW1l IG1pc3NlcyBpdHMgZ29hbC4gVGhlIHJlc3VsdCBzaG91bGQKPiBiZSBhIG5lYXItaW1wZXJjZWl2 YWJsZSBpbml0aWFsIGRlbGF5IGFuZCBhIHNtb290aCBhbmltYXRpb24gZXZlbgo+IHN0YXJ0aW5n IGZyb20gaWRsZS4gVGhlIGNvc3QsIGFzIGV2ZXIsIGlzIHRoYXQgd2Ugc3BlbmQgbW9yZSBwb3dl ciB0aGFuCj4gaXMgc3RyaWN0bHkgbmVjZXNzYXJ5IGFzIHdlIG92ZXJlc3RpbWF0ZSB0aGUgcmVx dWlyZWQgR1BVIGZyZXF1ZW5jeSBhbmQKPiB0aGVuIHRyeSB0byByYW1wIGRvd24uCgpPZiBjb3Vy c2UgdGhlIGZpcnN0IHRoaW5nIHRoZSBkaXNwbGF5IHdhbnRzIGl0IGJlIGFibGUgdG8gcHJlZW1w dGl2ZWx5CmJvb3N0ISBOb3cgZ2l2ZW4gdGhhdCB0aGlzIGJhc2ljYWxseSB0aWVpbmcgcHJpbz1E SVNQTEFZIHRvIGFuIGFsd2F5cwpib29zdGVkIGNvbnRleHQsIHNob3VsZCB3ZSBleHRlbmQgdGhh dCBncmFudCB0byBwcmlvPU1BWF9VU0VSLiBUaGF0IGlzCmFsbCBiYXRjaGVzIHNlbnQgYnkgdGhl IGhpZ2hlc3QgdXNlciBjb250ZXh0IGFyZSBleGVjdXRlZCBhdCBoaWdoIEdQVQpjbG9ja3M/CgpF R0wgb25seSBvZmZzZXRzIGxvdy9ub3JtYWwvaGlnaCBwcmlvcml0eSBjb250ZXh0cywgc28gd2Ug d291bGQgaGF2ZSB0bwpnaXZlIHRoYXQgZ3JhbnQgdG8gYWxsIGhpZ2ggcHJpb3JpdHkgR0wgY29u dGV4dHMgLS0gdGhlIHJlc3RyaWN0aW9uCmJlaW5nIHRoYXQgdG8gZ2V0IGEgaGlnaCBwcmlvcml0 eSBjb250ZXh0IGF0IGFsbCwgeW91IGhhdmUgdG8gYmUKQ0FQX1NZU19OSUNFLgoKVmsgaXMgbW9y ZSBmbGV4aWJsZSBpbiB0aGF0IHJlZ2FyZCBhbmQgd2lsbCBvZmZlciBtb3JlIHByaW9yaXR5IHZh bHVlcy4KCkNMIEknbSBub3Qgc3VyZSBhYm91dC4KCkEgc2xpZ2h0bHkgc29mdGVyIGlkZWEgaXMg dGhhdCBpdCBpcyBhIGNvbnRleHQtcGFyYW0gaW4gYWRkaXRpb24gdG8KcHJpb3JpdHkgKHRvIGJv b3N0IG9yIG5vdCB0byBib29zdCB0aGF0IGlzIHRoZSBib29sZWFuKSwgYnV0IHN0aWxsCmFsd2F5 cyBzZXQgYnkgR0wgZm9yIGl0cyBoaWdoIHByaW9yaXR5IGNvbnRleHRzLiBPciB3ZSBhZGQgYSBu ZXcgRUdMCmV4dGVuc2lvbi4KLUNocmlzCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZy ZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3Rp bmZvL2ludGVsLWdmeAo=