From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: OLED panel brightness support Date: Wed, 24 Jul 2019 13:48:51 +0200 Message-ID: <20190724114851.GY15868@phenom.ffwll.local> References: <28D3097A-5295-4445-BD73-1A338EFA546D@canonical.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-ed1-x536.google.com (mail-ed1-x536.google.com [IPv6:2a00:1450:4864:20::536]) by gabe.freedesktop.org (Postfix) with ESMTPS id D27A46E528 for ; Wed, 24 Jul 2019 11:48:55 +0000 (UTC) Received: by mail-ed1-x536.google.com with SMTP id m10so46839661edv.6 for ; Wed, 24 Jul 2019 04:48:55 -0700 (PDT) Content-Disposition: inline In-Reply-To: <28D3097A-5295-4445-BD73-1A338EFA546D@canonical.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Kai-Heng Feng Cc: Anthony Wong , dri-devel@lists.freedesktop.org, Mario Limonciello List-Id: dri-devel@lists.freedesktop.org T24gVHVlLCBKdWwgMjMsIDIwMTkgYXQgMDY6NDY6NTVQTSArMDgwMCwgS2FpLUhlbmcgRmVuZyB3 cm90ZToKPiBIaSwKPiAKPiBDdXJyZW50bHksIE9MRUQgcGFuZWwgYnJpZ2h0bmVzcyBbMV0gaXMg bm90IHN1cHBvcnRlZC4KPiBXZSBoYXZlIGEgc2ltaWxhciBEZWxsIHN5c3RlbSB0aGF0IGFsc28g YWZmZWN0IGJ5IGxhY2sgb2YgT0xFRCBicmlnaHRuZXNzCj4gc3VwcG9ydC4KPiAKPiBJ4oCZdmUg aW52ZXN0aWdhdGVkIGJvdGgga2VybmVsIGFuZCB1c2VyIHNwYWNlIGJ1dCBJIGhhdmVu4oCZdCBm b3VuZCBhIGdvb2QKPiBnZW5lcmFsIHNvbHV0aW9uIHlldC4KPiBEZWxsIHN5c3RlbXMgdXNlIEVE SUQgZGVzY3JpcHRvciA0IGFzIERlbGwgc3BlY2lmaWMgZGVzY3JpcHRvciwgd2hpY2gKPiByZXBv cnRzIGl0cyBwYW5lbCB0eXBlIGFuZCB3ZSBjYW4ga25vdyBpdOKAmXMgYW4gT0xFRCBwYW5lbCBv ciBub3QuCj4gCj4gTXkgaW5pdGlhbCB0aG91Z2h0IGlzIHRvIGFkZCBhIG5ldyBhdHRyaWJ1dGUg 4oCcb2xlZCIgaW4gZHJtX3N5c2ZzLmMgWzJdIHRvCj4gbGV0IHVzZXJzcGFjZSBsaWtlIGNsdXR0 ZXIgWzNdIHRvIGNvbnRyb2wgdGhlIGJyaWdodG5lc3MuCj4gSG93ZXZlciBvdGhlciBERXMgbWF5 IG5lZWQgdG8gaW1wbGVtZW50IHRoZWlyIG93biBPTEVEIGJyaWdodG5lc3Mgc3VwcG9ydAo+IHdo aWNoIGlzbuKAmXQgaWRlYWwuCj4gCj4gU28gSeKAmWQgbGlrZSB0byBrbm93IGlmIHRoZXJl4oCZ cyBhbnkgZ29vZCB3YXkgdG8gc3VwcG9ydCBPTEVEIGJyaWdodG5lc3MgaW4KPiBnb29kIG9sZCBi YWNrbGlnaHQgc3lzZnMsIHRvIGxldCB1c2Vyc3BhY2Uga2VlcCB0byB0aGUgY3VycmVudCBpbnRl cmZhY2UuCj4gCj4gWzFdIGh0dHBzOi8vYnVncy5mcmVlZGVza3RvcC5vcmcvc2hvd19idWcuY2dp P2lkPTk3ODgzCj4gWzJdIGh0dHBzOi8vcGFzdGViaW4udWJ1bnR1LmNvbS9wL1FZclJCcHBWVDkv Cj4gWzNdIGh0dHBzOi8vZ2l0bGFiLmdub21lLm9yZy9HTk9NRS9jbHV0dGVyL2Jsb2IvbWFzdGVy L2NsdXR0ZXIvY2x1dHRlci1icmlnaHRuZXNzLWNvbnRyYXN0LWVmZmVjdC5jI0w1NTkKCkkgdGhp bmsgdGhlIE1vc3QgUHJvcGVyIFNvbHV0aW9uIHdvdWxkIGJlIHRvIGludGVncmF0ZSB0aGUgYmFj a2xpZ2h0CnN1cHBvcnQgaW50byBkcm0sIGJ5IGFkZGluZyB0aGUgYmFja2xpZ2h0IGtub2JzIGFz IGttcyBwcm9wZXJ0aWVzIHRvIHRoZQpjb3JyZWN0IGNvbm5lY3Rvci4gVGhpcyB3b3VsZCBmaXgg YSB3aG9sZSBiYWcgb2YgaXNzdWU6Ci0gbm8gbW9yZSBpbGwtZGVmaW5lZCBtYWdpYyBmb3IgdXNl cnNwYWNlIHRvIGZpbmQgdGhlIHJpZ2h0IGJhY2tsaWdodAotIHdlIGNvdWxkIGhhdmUgd2VsbC1k ZWZpbmVkIHNlbWFudGljcyB3aGF0IGhhcHBlbnMgd2l0aCB0aGUgYmFja2xpZ2h0CiAgYWNyb3Nz IGEga21zIG1vZGVzZXQKLSBpc3N1ZXMgbGlrZSB0aGlzIGNvdWxkIGJlIHNvbHZlZCB3aXRoIGEg c21hbGwgaGVscGVyIGFuZCBhIGJpdCBvZiBjb2RlCiAgaW4gdGhlIGtlcm5lbCAodGhlcmUncyBh bHNvIG90aGVyIEREQyBrbm9icyB0byBjb250cm9sIGJhY2tsaWdodCwgd2hpY2gKICB3ZSBhbHNv IGRvbid0IHJlYWxseSBleHBvc2UgaW4gYSBjb25zaXN0ZW50IHdheSkuCgpEb3duc2lkZSBpcyBo b3cgdG8gcm9sbCB0aGlzIG91dCBpbiBhIGJhY2t3YXJkIGNvbXBhdGlibGUgd2F5LCB3aXRob3V0 CmJyZWFraW5nIHRoZSB3b3JsZDoKLSBmYmNvbi9mYmRldiBuZWVkcyB0byBiZSB0YXVnaHQgdG8g bm90IGRvIGl0J3Mgb3duIGJhY2tsaWdodCB3cmFuZ2xpbmcKICBmb3Iga21zIGRyaXZlcnMgd2hp Y2ggaGFuZGxlIGJhY2tsaWdodCBuYXRpdmVseQotIHdlIG1pZ2h0IG5lZWQgYW4gb3B0LWluIG1h Z2ljIGZvciB0aGlzLCBpZiBpdCB0dXJucyBvdXQgdGhhdCB0aGUga21zCiAgZHJpdmVyIGhhbmRs aW5nIHRoZSBiYWNrbGlnaHQgYnJlYWtzIHN0dWZmCi0gdXNlcnNwYWNlIG9mYyBuZWVkcyB0byBm YWxsIGJhY2sgdG8gaXRzIGN1cnJlbnQgcGlsZSBvZiBoYWNrcyBpZiB0aGUKICBiYWNrbGlnaHQg c3R1ZmYgaXNuJ3Qgc3VwcG9ydGVkIG5hdGl2ZWx5LgoKQWRkaW5nIG1vcmUgaWxsLWRlZmluZWQg c3lzZnMgZmlsZXMsIG9yIG1vcmUgbWFnaWNlIG9yZGVyaW5nIHJ1bGVzLCBvcgphbnl0aGluZyBl bHNlIGxpa2UgdGhhdCBkb2Vzbid0IHNvdW5kIHRvbyBhcHBlYWxpbmcuCi1EYW5pZWwKLS0gCkRh bmllbCBWZXR0ZXIKU29mdHdhcmUgRW5naW5lZXIsIEludGVsIENvcnBvcmF0aW9uCmh0dHA6Ly9i bG9nLmZmd2xsLmNoCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9y ZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZl bA==