From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Wentland, Harry" Subject: Re: [PATCH] drm/amd/display: set backlight level limit to 1 Date: Thu, 25 Oct 2018 18:34:39 +0000 Message-ID: <76a9d860-b8de-64fd-4821-5974fcb3008c@amd.com> References: <1540450705-25342-1-git-send-email-suresh.guttula@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1540450705-25342-1-git-send-email-suresh.guttula-5C7GfCeVMHo@public.gmane.org> Content-Language: en-US Content-ID: List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: "Guttula, Suresh" , "amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" Cc: "Koo, Anthony" T24gMjAxOC0xMC0yNSAyOjU4IGEubS4sIEd1dHR1bGEsIFN1cmVzaCB3cm90ZToNCj4gVGhpcyBw YXRjaCB3aWxsIHdvcmsgYXMgd29ya2Fyb3VuZCBmb3Igc2lsaWNvbiBsaW1pdGF0aW9uDQo+IHJl bGF0ZWQgdG8gUFdNIGR1dHljeWNsZSB3aGVuIHRoZSBiYWNrbGlnaHQgbGV2ZWwgZ29lcyB0byAw Lg0KPiANCj4gQWN0dWFsbHkgUFdNIHZhbHVlIGlzIDE2IGJpdCB2YWx1ZSBhbmQgdmFsaWQgcmFu Z2UgZnJvbSAxLTY1NTM1Lg0KPiB3aGVuIGV2ZXIgdXNlciByZXF1ZXN0ZWQgdG8gc2V0IHRoaXMg UFdNIHZhbHVlIHRvIDAgd2hpY2ggaXMgbm90DQo+IGZhbGwgaW4gdGhlIHJhbmdlLCBpbiBWQklP UyB0YWtlbiBjYXJlIHRoaXMgYnkgbGltaXRpbmcgdG8gMS4NCj4gVGhpcyBwYXRjaCBoZXJlIHdp bGwgZG8gdGhlIHNhbWUuIEVpdGhlciBkcml2ZXIgb3IgVkJJT1MgY2FuIG5vdA0KPiBwYXNzIDAg dmFsdWUgYXMgaXQgaXMgbm90IGEgdmFsaWQgcmFuZ2UgZm9yIFBXTSBhbmQgaXQgd2lsbA0KPiBn aXZlIGEgaGlnaCBQV00gcHVsc2Ugd2hpY2ggaXMgbm90IHRoZSBpbnRlbnRlZCBiZWhhdmlvdXIg YXMNCj4gcGVyIEhXIGNvbnN0cmFpbnRzLg0KPiANCg0KDQpDb21tZW50cyBmcm9tIFdpbmRvd3Mg ZGV2LCBBbnRob255LCBDQ2VkIGhlcmUgYXMgd2VsbDoNCj4gSW4gV2luZG93cywgd2UgdHlwaWNh bGx5IG5ldmVyIHNldCBiYWNrbGlnaHQgUFdNIHZhbHVlIHRvIDAuDQo+IFdpbmRvd3MgYnJpZ2h0 bmVzcyBzbGlkZXIgaXMgZnJvbSAwIC0gMTAwJSBicmlnaHRuZXNzLg0KPiAwJSBicmlnaHRuZXNz IG1hcHMgdG8gc29tZSBub24temVybyB2YWx1ZS4gU28gdXNlciBuZXZlciBnZXRzIHRoZSBjaGFu Y2UgdG8gc2V0IHZhbHVlIHRvIDAuDQo+IA0KPiBJJ20gbm90IDEwMCUgc3VyZSB3aGF0IGtpbmQg b2YgZmxhc2hpbmcgdGhleSBhcmUgc2VlaW5nLg0KPiBJIHRob3VnaHQgMCBQV00gd29ya3MsIGFu ZCBqdXN0IG1lYW5zIFBXTSBzaWduYWwgYWx3YXlzIGxvdywgSSB0aGluayBpdCB3b3VsZCBlcXVh dGUgdG8gcGFuZWwgYmFja2xpZ2h0IGNvbXBsZXRlbHkgYmVpbmcgb2ZmLg0KPiBJIGRvIGtub3cg b2YgYSBmbGFzaGluZyBpc3N1ZSBjYXVzZWQgYnkgZnJhY3Rpb25hbCBQV00gYXQgbG93IFBXTSB2 YWx1ZXMsIGJ1dCB0aGlzIHdvdWxkIG5vdCBldmVuIGJlIGF0IDAuIFRoZSBmbGFzaGluZyBwcm9i bGVtIHdvdWxkIGJlIGFueXdoZXJlIGZyb20gMSAtIDMwMCBmb3IgZXhhbXBsZS4gKG91dCBvZiA2 NTUzNSkNCg0KRG8geW91IHNlZSBmbGlja2VyaW5nIHdoZW4gdmFsdWUgaXMgYXQgMCBvciBpbiB0 aGUgMSA+IDAgdHJhbnNpdGlvbj8gMSB3b3VsZCBiZSA2NTUzNS8yNTYgPSAyNTYgYW5kIHB1dCB1 cyByaWdodCBpbiB0aGUgMS0zMDAgcmFuZ2UgdGhhdCBoYXMgYSBmbGFzaGluZyBwcm9ibGVtLg0K DQpIYXJyeQ0KDQo+IFNpZ25lZC1vZmYtYnk6IHN1cmVzaCBndXR0dWxhIDxzdXJlc2guZ3V0dHVs YUBhbWQuY29tPg0KPiAtLS0NCj4gIGRyaXZlcnMvZ3B1L2RybS9hbWQvZGlzcGxheS9hbWRncHVf ZG0vYW1kZ3B1X2RtLmMgfCA4ICsrKysrKysrDQo+ICAxIGZpbGUgY2hhbmdlZCwgOCBpbnNlcnRp b25zKCspDQo+IA0KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2FtZC9kaXNwbGF5L2Ft ZGdwdV9kbS9hbWRncHVfZG0uYyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvZGlzcGxheS9hbWRncHVf ZG0vYW1kZ3B1X2RtLmMNCj4gaW5kZXggNDkyMjMwYy4uMzhmODRiMiAxMDA2NDQNCj4gLS0tIGEv ZHJpdmVycy9ncHUvZHJtL2FtZC9kaXNwbGF5L2FtZGdwdV9kbS9hbWRncHVfZG0uYw0KPiArKysg Yi9kcml2ZXJzL2dwdS9kcm0vYW1kL2Rpc3BsYXkvYW1kZ3B1X2RtL2FtZGdwdV9kbS5jDQo+IEBA IC0xNTE4LDYgKzE1MTgsMTQgQEAgc3RhdGljIGludCBhbWRncHVfZG1fYmFja2xpZ2h0X3VwZGF0 ZV9zdGF0dXMoc3RydWN0IGJhY2tsaWdodF9kZXZpY2UgKmJkKQ0KPiAgew0KPiAgCXN0cnVjdCBh bWRncHVfZGlzcGxheV9tYW5hZ2VyICpkbSA9IGJsX2dldF9kYXRhKGJkKTsNCj4gIA0KPiArCS8q DQo+ICsJICogV2hlbiB3ZSB1c2UgYnJpZ2h0bmVzcyBsb3cga2V5IHRvIHJlZHVjZSB0aGUgYnJp Z2h0bmVzcywNCj4gKwkgKiBicmlnaHRuZXNzIGxldmVsIHJlYWNoaW5nIHRvIDAsIHdpdGggd2hp Y2ggd2UgY2FuIHNlZSBmbGFzaA0KPiArCSAqIHNjcmVlbiBvbiB1aSBiZWFjdXNlIG9mIEhXIGxp bWl0YXRpb24uVG8gYXZvaWQgdGhhdCAgd2UgYXJlDQo+ICsJICogbGltaXRpbmcgbGV2ZWwgdG8g MQ0KPiArCSAqLw0KPiArCWlmIChiZC0+cHJvcHMuYnJpZ2h0bmVzcyA8IDEpDQo+ICsJCXJldHVy biAxOw0KPiAgCWlmIChkY19saW5rX3NldF9iYWNrbGlnaHRfbGV2ZWwoZG0tPmJhY2tsaWdodF9s aW5rLA0KPiAgCQkJYmQtPnByb3BzLmJyaWdodG5lc3MsIDAsIDApKQ0KPiAgCQlyZXR1cm4gMDsN Cj4gDQpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwphbWQt Z2Z4IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xp c3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2FtZC1nZngK