From mboxrd@z Thu Jan 1 00:00:00 1970 From: abhinavk-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org Subject: Re: [DPU PATCH v2 2/2] drm/panel: add backlight control support for truly panel Date: Wed, 18 Apr 2018 21:23:59 -0700 Message-ID: References: <1523690713-22543-1-git-send-email-abhinavk@codeaurora.org> <1523690713-22543-2-git-send-email-abhinavk@codeaurora.org> <20180416164152.GE10725@tuxbook-pro> <20180417061356.GG10725@tuxbook-pro> <20180417212901.GK18510@minitux> <7cb250765fbf7b633fd54e4338cc433d@codeaurora.org> <20180419040010.GP18510@minitux> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20180419040010.GP18510@minitux> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: freedreno-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "Freedreno" To: Bjorn Andersson Cc: jeykumar-jfJNa2p1gH1BDgjK7y7TUQ@public.gmane.org, linux-arm-msm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, hoegsberg-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org, freedreno-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, chandanu-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org List-Id: linux-arm-msm@vger.kernel.org SGkgQmpvcm4KClRoYW5rcyB2ZXJ5IG11Y2ggZm9yIHRoZSBkZXRhaWxlZCByZXNwb25zZS4KClll cywgd2UgZGVjaWRlZCB0aGF0IHVzZXJzcGFjZSBoYXJkY29kaW5nIHRoaXMgbm9kZSBuYW1lIGlz IG5vdCBhIHN0cm9uZyAKZW5vdWdoCnJlYXNvbiB0byByZWdpc3RlciBhcyBhbm90aGVyIGJhY2ts aWdodCBkZXZpY2UuCgpIYWQgb25lIGZvbGxvdyB1cCBxdWVzdGlvbiB0aG91Z2guCgpUaGUgUUMg V0xFRCBkcml2ZXIsIGRyaXZlcnMvbGVkcy9sZWRzLXFwbnAtd2xlZC5jIGlzIG5vdCByZWdpc3Rl cmluZyAKaXRzZWxmIGFzIGEgYmFja2xpZ2h0IGRldmljZS4KCkl0IG9ubHkgcmVnaXN0ZXJzIGFz IGEgbGVkIGRldmljZS4KCkluIHRoYXQgY2FzZSwgd2UgY2Fubm90IGludm9rZSBvZl9maW5kX2Jh Y2tsaWdodF9ieV9ub2RlIHRvIGdldCBhIGhhbmRsZSAKb24gaXQuCgpPbmUgcXVlc3Rpb24gd2Ug aGF2ZSBpcyAsIGlzIGl0IHJlcXVpcmVkIHRoYXQgZXZlcnkgV0xFRCBkcml2ZXIgcmVnaXN0ZXIg Cml0c2VsZiBhcyBhIGJhY2tsaWdodCBkZXZpY2UgdG9vPwoKSW4gdGhpcyBjYXNlIHNpbmNlIGl0 IGlzIG5vdCBkb2luZyBzbywgYnV0IHdlIG5lZWQgdG8gdHJpZ2dlciBpdCBmb3IgdGhlIApiYWNr bGlnaHQuCgpJcyB0aGVyZSBhbnkgd2F5IHdlIGNhbiBkbyB0aGlzPwoKT1Igc2hhbGwgd2UganVz dCBhYmFuZG9uIHRoZSBiYWNrbGlnaHQgY29udHJvbCBvdXQgb2YgdGhpcyBkcml2ZXIgCmVudGly ZWx5LgoKVGhhbmtzCgpBYmhpbmF2CgpPbiAyMDE4LTA0LTE4IDIxOjAwLCBCam9ybiBBbmRlcnNz b24gd3JvdGU6Cj4gT24gVHVlIDE3IEFwciAxNzowNCBQRFQgMjAxOCwgYWJoaW5hdmtAY29kZWF1 cm9yYS5vcmcgd3JvdGU6Cj4gCj4+IEhpIEJqb3JuCj4+IAo+PiBBcG9sb2dpZXMgaWYgdGhlIHBy ZXYgcmVwbHkgd2FzbnQgY2xlYXIuCj4+IAo+PiBIb3BlIHRoaXMgb25lIGlzLgo+PiAKPiAKPiBN dWNoIGJldHRlciwgbm93IHdlIGNhbiBkaXNjdXNzIHRoZSBhY3R1YWwgaXNzdWVzIDopCj4gCj4+ IHJlcGx5IGlubGluZS4KPj4gCj4+IE9uIDIwMTgtMDQtMTcgMTQ6MjksIEJqb3JuIEFuZGVyc3Nv biB3cm90ZToKPj4gPiBPbiBUdWUgMTcgQXByIDExOjIxIFBEVCAyMDE4LCBhYmhpbmF2a0Bjb2Rl YXVyb3JhLm9yZyB3cm90ZToKPj4gPiA+IE9uIDIwMTgtMDQtMTYgMjM6MTMsIEJqb3JuIEFuZGVy c3NvbiB3cm90ZToKPj4gPiBbLi5dCj4+ID4gPiA+IElmIHRoZSBwYW5lbCBpc24ndCBhY3R1YWxs eSBhIHBpZWNlIG9mIGJhY2tsaWdodCBoYXJkd2FyZSB0aGVuIGl0IHNob3VsZAo+PiA+ID4gPiBu b3QgcmVnaXN0ZXIgYSBiYWNrbGlnaHQgZGV2aWNlLiBXaHkgZG8geW91IG5lZWQgeW91ciBvd24g c3lzZnM/Cj4+ID4gPiA+Cj4+ID4gPiA+IFJlZ2FyZHMsCj4+ID4gPiA+IEJqb3JuCj4+ID4gPiBb QWJoaW5hdl0gVGhpcyBwYXJ0aWN1bGFyIHBhbmVsIGlzbnQgYSBwaWVjZSBvZiBiYWNrbGlnaHQg aGFyZHdhcmUuCj4+ID4gPiBCdXQsIHdlIHdhbnQgdG8gaGF2ZSBvdXIgb3duIHN5c2ZzIHRvIGdp dmUgZmxleGliaWxpdHkgdG8gb3VyCj4+ID4gPiB1c2Vyc3BhY2UKPj4gPiA+IHRvIHdyaXRlIGFu ZCByZWFkIHN0dWZmIGZvciBpdHMgcHJvcHJpZXRhcnkgdXNlcy4KPj4gPgo+PiA+IFBsZWFzZSBi ZSBtb3JlIHNwZWNpZmljIGluIHlvdXIgcmVwbGllcywgbm8gb25lIHdpbGwgYWNjZXB0IGNvZGUg dGhhdAo+PiA+ICJkb2VzIHN0dWZmIiBhbmQgZXhwZWN0aW5nIGEgcmV2aWV3ZXIgdG8gc3BlbmQg dGltZSBndWVzc2luZyBvciBwdWxsaW5nCj4+ID4gdGhlIGluZm9ybWF0aW9uIG91dCBvZiB5b3Ug aXMgYSBzdXJlIHdheSB0byBnZXQgeW91ciBwYXRjaGVzIGlnbm9yZWQuCj4+ID4KPj4gPiBFeGFj dGx5IHdoYXQga2luZCBvZiBzdHVmZiBhcmUgeW91IHRhbGtpbmcgYWJvdXQgaGVyZSBhbmQgZXhh Y3RseSB3aGljaAo+PiA+IHByb2JsZW0gYXJlIHlvdSBzb2x2aW5nLgo+PiA+Cj4+ID4gPiBUaGF0 cyBob3cgb3VyIGRvd25zdHJlYW0gaGFzIGJlZW4gd29ya2luZyBzbyBmYXIgYW5kIGhlbmNlIHRv IG1haW50YWluCj4+ID4gPiB0aGUgY29tcGF0aWJpbGl0eSB3b3VsZCBsaWtlIHRvIGhhdmUgaXQu Cj4+ID4KPj4gPiBNYWtlIHlvdXIgcHJvcHJpZXRhcnkgY29kZSB3b3JrIHdpdGggdGhlIHVwc3Ry ZWFtIGtlcm5lbCBhbmQgeW91Cj4+ID4gc2hvdWxkbid0IGV2ZXIgaGF2ZSB0byBtb2RpZnkgaXQu Cj4+ID4KPj4gPiBSZWdhcmRzLAo+PiA+IEJqb3JuCj4+IAo+PiBbQWJoaW5hdl0gV2UgaGF2ZSBh IGZldyB1c2Vyc3BhY2UgY2xpZW50cyB0b2RheSBmb3IgdGhlIGJhY2tsaWdodCAKPj4gc3lzZnMg bm9kZQo+PiB3aGljaCByZWFkL3dyaXRlIGRpcmVjdGx5IHRvCj4+ICIvc3lzL2NsYXNzL2JhY2ts aWdodC9wYW5lbDAtYmFja2xpZ2h0L2JyaWdodG5lc3MiCj4+IFdoZW4gSSBzYWlkICJzdHVmZiIg SSB3YXMgb25seSByZWZlcnJpbmcgdG8gdGhlIGJyaWdodG5lc3MgdmFsdWUuCj4+IFRoaXMgc2Vw YXJhdGUgc3lzZnMgbm9kZSBhbGxvd3MgdXMgdG8gdmFsaWRhdGUgdGhvc2UgdXNlcnNwYWNlCj4+ IGZlYXR1cmVzIG9mIG91cnMgd2hpY2ggZGlyZWN0bHkgZWRpdCB0aGUgYmFja2xpZ2h0IHZhbHVl IG9uIG91cgo+PiByZWZlcmVuY2UgcGxhdGZvcm0uCj4gCj4gVGhhdCdzIG5pY2UsIGJ1dCB5b3Un cmUgZW5mb3JjaW5nIHRoYXQgZWl0aGVyIGFsbCBwYW5lbCBkcml2ZXJzIG11c3QKPiBpbXBsZW1l bnQgdGhpcyBiYWNrbGlnaHQgd3JhcHBlciBvciB0aGF0IHlvdXIgY3VzdG9tZXJzIG11c3QgbW9k aWZ5Cj4gdGhlaXIgdXNlciBzcGFjZSB0byBtYXRjaCB0aGVpciBiYWNrbGlnaHQgaW1wbGVtZW50 YXRpb24uCj4gCj4+IFNpbmNlIG91ciByZWZlcmVuY2UgcGxhdGZvcm0gdXNlcyB0aGlzIHBhbmVs LGhlbmNlIGhhdmluZyBvdXIgb3duCj4+IHN5c2ZzIGFsaWFzIGhlbHBzLiAgT3RoZXJ3aXNlLCB3 aGVuZXZlciB3ZSB0cnkgdG8gdXNlIHRoaXMgcGFuZWwgd2l0aAo+PiB1cHN0cmVhbSBjb2RlIHdl IHdpbGwgaGF2ZSB0byBlbmQgdXAgY2hhbmdpbmcgYWxsIHRob3NlIHBsYWNlcyBpbiBvdXIKPj4g dXNlcnNwYWNlL2ZyYW1ld29yayB0byBjaGFuZ2UgdGhlIHN5c2ZzIHBhdGguCj4gCj4gVGhlIGFj dHVhbCBwcm9ibGVtIGNvbWVzIGRvd24gdG8gImhvdyBkb2VzIHVzZXIgc3BhY2Uga25vdyB0aGUg bmFtZSBvZgo+IHRoZSBiYWNrbGlnaHQgaW5zdGFuY2UgYXNzb2NpYXRlZCB3aXRoIHRoZSBwYW5l bCIgYW5kIHRoaXMgaXMgYSB2YWxpZAo+IHF1ZXN0aW9uIHRvIHB1cnN1ZS4KPiAKPiBCdXQgZ2l2 ZW4geW91ciBjdXJyZW50IGRlc2lnbiB5b3UgY291bGQganVzdCBzY2FuIGZvciB0aGUgb25lIGFu ZCBvbmx5Cj4gYmFja2xpZ2h0IGRldmljZSBhdmFpbGFibGUgaW4gdGhlIHN5c3RlbTsgYXMgeW91 ciB1c2Ugb2YgdGhlIHN0YXRpYyAKPiBuYW1lCj4gInBhbmVsMC1iYWNrbGlnaHQiIGRvZXNuJ3Qg YWxsb3cgbXVsdGlwbGUgYmFja2xpZ2h0cyBhbnl3YXkuCj4gCj4gCj4gSWYgeW91ciBnb2FsIGlz IHNpbXBseSB0byBzaGlwIHlvdXIgcmVmZXJlbmNlIHdpdGggc29tZXRoaW5nIHRoYXQgeW91Cj4g Y2FuIHNob3cgd29yaywgdGhlbiBqdXN0IHJlcGxhY2UgdGhlIGhhcmQgY29kZWQgcGFuZWwwLWJh Y2tsaWdodCB3aXRoCj4gdGhlIG5hbWUgb2YgdGhlIHdsZWQgYmFja2xpZ2h0IGRldmljZS4gQ3Vz dG9tZXJzIGNhbiBjaGFuZ2UgcGFuZWxzIGFzCj4gdGhleSB3aXNoLCBidXQgaW4gdGhlIGV2ZW50 IHRoYXQgdGhleSBwbHVnIGluIGEgZGlmZmVyZW50IGJhY2tsaWdodAo+IGNvbnRyb2xsZXIgdGhl eSB3b3VsZCBuZWVkIHRvIG1vZGlmeSB0aGUgY29kZS4KPiAKPj4gSGVuY2Ugd2Ugd2FudGVkIHRv IHByZXNlcnZlIHRoYXQgc3lzZnMgbm9kZSBuYW1lLgo+PiBUaGUgd2xlZCBkZXZpY2UgaXMgbm90 IGNyZWF0ZWQgdW5kZXIgL3N5cy9jbGFzcy9iYWNrbGlnaHQgYnV0IHVuZGVyCj4+IC9zeXMvY2xh c3MvbGVkcy93bGVkLgo+PiBTbyB3ZSB3aWxsIGhhdmUgdG8gY2hhbmdlIHRoZSBuYW1lIG9mIHRo aXMgbm9kZSBhY3Jvc3MgYWxsIG91ciAKPj4gdXNlcnNwYWNlLgo+PiAKPiAKPiBIYXJkIGNvZGlu ZyAvc3lzL2NsYXNzL2JhY2tsaWdodC9wYW5lbDAtYmFja2xpZ2h0IGluIHlvdXIgdXNlciBzcGFj ZQo+IGluc3RlYWQgb2YgL3N5cy9jbGFzcy9sZWRzL3dsZWQgaXMgaGFyZGx5IGEgZ2FpbiwgaW4g cGFydGljdWxhciBzaW5jZQo+IHRoZSBjb3N0IGlzIDk0IGluc2VydGlvbnMgLSBwZXIgcGFuZWwg ZHJpdmVyLgo+IAo+IFJlZ2FyZHMsCj4gQmpvcm4KPiBfX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fXwo+IEZyZWVkcmVubyBtYWlsaW5nIGxpc3QKPiBGcmVlZHJl bm9AbGlzdHMuZnJlZWRlc2t0b3Aub3JnCj4gaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcv bWFpbG1hbi9saXN0aW5mby9mcmVlZHJlbm8KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX18KRnJlZWRyZW5vIG1haWxpbmcgbGlzdApGcmVlZHJlbm9AbGlzdHMu ZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlz dGluZm8vZnJlZWRyZW5vCg==